CN105819214B - A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying - Google Patents
A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying Download PDFInfo
- Publication number
- CN105819214B CN105819214B CN201610252753.0A CN201610252753A CN105819214B CN 105819214 B CN105819214 B CN 105819214B CN 201610252753 A CN201610252753 A CN 201610252753A CN 105819214 B CN105819214 B CN 105819214B
- Authority
- CN
- China
- Prior art keywords
- spacing
- rotating shaft
- blocks
- stepping
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 claims description 13
- 238000005304 joining Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 abstract description 24
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 60
- 230000001429 stepping effect Effects 0.000 description 55
- 239000000523 sample Substances 0.000 description 36
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 239000011159 matrix material Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 8
- 238000005406 washing Methods 0.000 description 8
- 230000002441 reversible effect Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 206010024453 Ligament sprain Diseases 0.000 description 1
- 208000010040 Sprains and Strains Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/88—Separating or stopping elements, e.g. fingers
- B65G47/8876—Separating or stopping elements, e.g. fingers with at least two stops acting as gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G25/00—Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement
- B65G25/02—Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement the carrier or impeller having different forward and return paths of movement, e.g. walking beam conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2205/00—Stopping elements used in conveyors to stop articles or arrays of articles
- B65G2205/04—Stopping elements used in conveyors to stop articles or arrays of articles where the stop device is not adaptable
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
- Automatic Assembly (AREA)
Abstract
A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying, belong to mechanical manufacturing field, spacing A blocks and spacing B blocks on rotating shaft limit assembly, one group two-by-two, opposite corresponding arrangement, the limited step bearing pin is in boss mesa-shaped, the bottom righthand side side of some consignment trolley car bodies of stepping conveying needed for being associated in is welded at its upper end circular bosses, and its pin diameter size is equal with two opposite confined planes spacing m sizes in rotating shaft limit assembly；The air power steering component is located at rotating shaft limit assembly side, and implements rotatably to connect firmly with the rotating shaft in rotating shaft limit assembly by rocking arm；Forward " preceding to push away dislocation " and stepping return " post-tensioning dislocation " problem of the stepping at " stepping station " place needed for present invention solution, ensure the accuracy and reliability of " material " operation in place.
Description
Technical field
The invention belongs to mechanical manufacturing field, is related to a kind of pneumatic bidirectionally limited assembly used on the conveyor line, especially
It is related to a kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying used on the conveyor line.
Background technology
In Automatic Conveying line, step-by-step movement conveying is one of the most frequently used material mode of movement, wherein, it is involved
Stepping type conveying device is that one kind can intermittently convey material, and its step pitch can be made to remain a kind of machine of same length
Tool conveyer.
At present, known stepping type conveying device, generally use pinion and rack or quadric chain or crank rocker
Mechanism or other similar translation mechanisms, realize its step-by-step movement conveying function.
Above-mentioned known translation mechanism, though having his own strong points, and has positive beneficial effect in respective application scenario, right
In some needs meet simultaneously " heavy load ", " multistation ", " non-to lift ", " laterally operation " application scenario for, it is also difficult full
Its requirement of foot, e.g., " material " is easily lifted in the process of running to de-orbit, or because " material " is unidirectional（Axially）Longer dimension,
Laterally easily there is material operation skew and crooked etc. in operation.Therefore, solving on this question, the applicant had once applied for one early stage
A kind of " electronic double shift fork stepping type conveying devices for Automatic Conveying line " utility model patent, application number
201520699473.5 2015 applyings date September 11 days.The concrete application of the patent, sees below described in figure.
Known by Fig. 1, Fig. 2, on the level gauge 2a, inverted vee way 2b in conveyor line rail 2（As shown in Figure 3）If it is placed with
Dry platform consignment trolley 3, including：Trolley idler wheels 3a, stepping collision block 3b；It is also configured with " electronic double shift forks described in the above-mentioned patent
Stepping type conveying device ", abbreviation step conveying device 1, including：Matrix operating component 1a, double pull-fork assembly 1b, rolling support group
Part 1c, rack and pinion assembly 1d, be run by matrix, the component such as double shift forks, the spacing, rack pinion of rolling support is set
Meter, meet multiple materials conveyor line rail 2 implement " heavy load ", " multistation ", " non-to lift ", " laterally operation " step-by-step movement
Conveying.
Further illustrate, although concept feasible described in the patent, there is good use value, for some " materials "
Step run need to need the application scenario of " accurate in place " at several stepping stations in a certain local section, also be needed in the presence of some
Solve the problems, such as.Such as shown in Figure 3, " preceding driving steeraxle " axle housing part of a kind of used with tractor（Abbreviation axle housing part 4）,
If its inner chamber 4a cleaning quality need to be improved, need to stepping conveying after a certain local section, i.e., implement axle housing part 4 it is clear
" stepping station " place washed, carried out using " probe cleaning device " and by entering at the φ d1 of lumen inlet aperture in the 4a of its inner chamber
Cleaning, so, not only need its step conveying device 1 to meet its " heavy load ", " multistation ", " non-to lift ", " laterally operation "
Delivery requirements, and should also ensure that its " material " " accurate in place " can be run at the stepping station in the section, otherwise, will
It is not easy to " probe " to clean into inner chamber 4a, but also easily makes two outer end of axle housing part 4 easily with seeking entry into its inner chamber 4a
Cleaning " probe " occur operation interference or card phenomenon of spraining, when serious will damage " probe ".
Lasting explanation：" left end probe cleaning device 6, right-hand member probe cleaning device 7 ", including left end rotation shown in Fig. 3
Nozzle 6a, right-hand member swivel nozzle 7a, it is that the applicant is to meet that the inner chamber 4a of axle housing part 4 is cleaned, a kind of cleaning specially designed
Device, device patent applied for early stage are simultaneously authorized, entitled " a kind of electronic probe cleaning device for axle housing inner chamber ",
Patent No. ZL20152022231 3.1, authorized announcement date August in 2015 12 days.In addition, shown in Fig. 3 " cleaning transport vehicle 5 ",
It is that the applicant is to meet bridge ibid including flat V vehicle wheel components 5a, cleaning stepping collision block 5b, alignment pin 5c, positioning thin plate 5d
The surfaces externally and internally of shell part 4 cleans, and specially designs a kind of consignment trolley, including " plane and two pitses " positioning method taken etc., the dress
Put early stage patent applied for it is entitled " it is a kind of for step-by-step movement conveying and axle housing Cleaning of Parts consignment trolley ", application number：
201521038087.8 the applying date：On December 15th, 2015.
Below, in conjunction with Fig. 1, Fig. 2, the operation " accurate in place " solved needed for foregoing " stepping conveying material " is illustrated
Problem is as follows：
1st, forward " preceding to push away dislocation " problem of stepping.Known by Fig. 1, when step conveying device 1 moves ahead along line direction X before shift fork
When, under its rolling support component 1c supports, rack and pinion assembly 1d forward directions startup optimization simultaneously causes on matrix operating component 1a
Several couple of pull-fork assembly 1b push several stepping collision blocks 3b forward and move ahead in the lump, then force some consignment trolleys 3
Upper trolley idler wheels 3a steppings on conveyor line rail 2 move ahead a step pitch, and before several steppings of " material " thereon can be completed
Row conveying.But when it is that double pull-fork assembly 1b stop pushing forward that rack and pinion assembly 1d, which stops moving ahead, because its is forward
Effect of inertia, consignment trolley 3 and " material " thereon is still sustainable runs a segment distance forward, thus will occur described
" preceding to push away dislocation " problem, there is inaccurate situation in place.If the speed that moves ahead is faster, the distance of " preceding to push away dislocation " then can it is bigger,
It is more serious.
2nd, stepping return " post-tensioning dislocation " problem.Known by Fig. 2, when step conveying device 1 is along shift fork direction of retreat X' returns
When, under its rolling support component 1c supports, rack and pinion assembly 1d reverse startings run and caused on matrix operating component 1a
Several couple of pull-fork assembly 1b go afterwards in the lump, now, some consignment trolleys 3 and " material " thereon ought to be in non-post row
（Transfixion）State, but because double pull-fork assembly 1b are during rear row, stepping collision block 3b need to be touched, and force its shift fork edge
Rotation direction α is rotated, and avoids going after pulling consignment trolley 3 by force whereby, however, holding very much because whether the rotation of shift fork is smooth
Being vulnerable to a variety of extraneous factors influences, long-term use of corrosion between such as shift fork and rotating shaft, if especially washed spray aqueous
Long-term erosion, easily there is rotation and have some setbacks situation, so will post-tensioning consignment trolley 3 and " material " thereon one section of row afterwards
Distance, there is described " post-tensioning dislocation " problem, inaccurate situation in place occur.If shift fork rotates not smooth, " post-tensioning mistake
The distance of position " then can be bigger, more serious.
Lasting explanation：Consignment trolley 3 shown in above-mentioned Fig. 1, Fig. 2, if be substituted for shown in Fig. 3 clean transport vehicle 5 with
And axle housing part 4, as " material " conveyed by stepping, as foregoing, situation is the same, i.e., above-mentioned operation equally occurs
During " dislocation " problem.
In summary, operation is needed at several " stepping station " places in a certain local section for some " materials " " in place
Application scenario accurately ", at present, also it can read and use for reference without known technology.So its applicant was once applied early stage
For a kind of " electronic double shift fork stepping type conveying devices for Automatic Conveying line " technical scheme described in patent, also it is difficult to full
Application demand of the foot in this aspect, it may be said that this is also a practical problem for needing to give solution.
The content of the invention
To solve the above problems, it is an object of the invention to provide a kind of for the pneumatic bidirectionally limited total of step-by-step movement conveying
Into being by the design of limited step bearing pin, rotating shaft limit assembly, air power steering component, gas control unit, solve the applicant and exist
Implement to be difficult to meet it on a certain local road when " a kind of electronic double shift fork stepping type conveying devices for Automatic Conveying line "
The problem of several " stepping station " places of section need to run " accurate in place ", that is, implementing " heavy load ", " multistation ", " non-lift
Rise ", " laterally operation " stepping conveying material while, the stepping at " stepping station " place needed for solution moves ahead " preceding to push away dislocation " and step
Enter return " post-tensioning dislocation " problem, ensure the accuracy and reliability of its " material " operation in place.The pneumatic bidirectionally limited assembly,
It is novel, unique structure, and it is easy to fabrication and installation, have and support the use value well.
In order to realize goal of the invention of the present invention, the present invention uses following technical scheme：
Know by Fig. 4, Fig. 5, Fig. 6 and with reference to Fig. 1 to Fig. 3 and Fig. 7 to Figure 16, it is a kind of for the pneumatic double of step-by-step movement conveying
To spacing assembly, including several limited step bearing pins 8, rotating shaft limit assembly 9, air power steering component 10, gas control unit 11；Institute
State spacing A blocks 15 on rotating shaft limit assembly 9 and spacing B blocks 17, one group two-by-two, opposite corresponding arrangement, i.e., spacing A faces 15a with
Corresponded in opposite directions one by one between spacing B faces 17a and rectangular 90 ° of dislocation are arranged；The limited step bearing pin 8 is in boss mesa-shaped, its
Weldering is associated in the bottom righthand side side of some car bodies of consignment trolley 3 of required stepping conveying at the circular bosses 8a of upper end, and its bearing pin is straight
Footpath φ d4 sizes are equal with two opposite confined planes spacing m sizes in rotating shaft limit assembly 9；The air power steering component 10 is located at
The side of rotating shaft limit assembly 9, and implement rotatably to connect firmly by rocking arm 18 and the rotating shaft 12 in rotating shaft limit assembly 9.
Know by Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12 and with reference to Fig. 4 to Fig. 7, the rotating shaft limit assembly 9, including rotating shaft
12nd, rolling bearing units 13, gusset piece 14, spacing A blocks 15, bulging joining sleeve 16, spacing B blocks 17；The spacing A blocks 15 and spacing B
Block 17, spacing A faces 15a and spacing B faces 17a are respectively provided with, and are connected firmly by bulging joining sleeve 16 in rotating shaft 12；Separately
Outside, two adjacent spacing A faces 15a spacing are a step distance L, and equally, two adjacent spacing B faces 17a spacing are also a stepping
Distance L, and the two step distance is equal；The rolling bearing units 13, it is to be connected firmly by fastener on gusset piece 14.
Know by Figure 13, Figure 14, Figure 15, Figure 16 and with reference to Fig. 4 to Figure 12, the air power steering component 10, including rocking arm 18,
Straight pin 19, cylinder 20, band rotating shaft fixed frame 21, rotary shaft rack 22, cylinder support seat 23, flake joint 24, split pin 25,
Bearing pin 26, pad 27, bearing gusset piece 28；One end of the rocking arm 18 is enclosed in rotating shaft 12, and passes through straight pin 19 and rotating shaft
12 connect firmly, and the other end is implemented rotatably to couple by bearing pin 26, pad 27, split pin 25 with flake joint 24；The band rotating shaft
Fixed frame 21 is rotatably coupled by framework rotating shaft 21a with implementing on rotary shaft rack 22, and rotary shaft rack 22 is connected firmly in cylinder
In fulcrum bearing 23；The cylinder support seat 23 is in " L " shape, and is to be connected firmly by fastener on bearing gusset piece 28.
Preceding to be described, it is " a kind of defeated for automating that the present invention ties up to the utility model patent that the applicant once applied
On the basis of electronic double shift fork stepping type conveying devices of line sending ", a supporting application study of expansion of completion, and due to adopting
With techniques discussed above scheme, the present invention can reach following beneficial effect：
1st, pneumatic bidirectionally limited assembly of the present invention, with reference to Figure 17, Tu18Zhi, solve and " arrive level in required operation
Really " " preceding the to push away dislocation " problem that moves ahead at local section " stepping station " place.That is, when the rack-and-pinion group in step conveying device 1
Part 1d is positive to be started, and causes several couple of pull-fork assembly 1b on matrix operating component 1a to push some cleaning transport vehicles forward
5 along line direction X before shift fork move ahead when, risen because the spacing A faces 15a of two spacing A blocks 15 in pneumatic bidirectionally limited assembly is rotated
In vertical spacing state after rising, and by stopping that the limited step bearing pin 8 that weldering is associated on two cleaning transport vehicles 5 is run forward,
So that this two cleaning transport vehicles 5 complete a step distance L in step conveying device 1（Step pitch）After conveying, can effectively it prevent
It pushes away effect before by inertia, that is, stops that it continues the segment distance that moves ahead, avoid the occurrence of " preceding to push away dislocation " situation, then ensure that fortune
The accuracy and reliability of row in place, had laid a good foundation to meet that " probe " enters inner chamber 4a cleanings.
2nd, pneumatic bidirectionally limited assembly of the present invention, with reference to Figure 19, Tu20Zhi, solve and " arrive level in required operation
Really " return " post-tensioning dislocation " problem at local section " stepping station " place.That is, when the rack-and-pinion group in step conveying device 1
Part 1d reverse startings, when causing several couple of pull-fork assembly 1b on matrix operating component 1a along shift fork direction of retreat X' returns,
Due to being in vertical spacing state after the two spacing upper limit B face 17a of B blocks 17 rotations rises in pneumatic bidirectionally limited assembly, and it is logical
Cross and stop that the limited step bearing pin 8 that weldering is associated on two cleaning transport vehicles 5 is run backward so that this two cleaning transport vehicles 5 exist
After double pull-fork assembly 1b in step conveying device 1 during row return, in static non-operating state, can effectively prevent its by
Shift fork, which rotates, not to be influenceed freely, that is, stops that conveyed in place two cleaning transport vehicles 5 is pulled back a segment distance by rear row, avoids the occurrence of
" post-tensioning dislocation " situation, the accuracy and reliability of operation in place are then ensure that, ibid, to meet that " probe " enters inner chamber 4a
Cleaning is had laid a good foundation.
3rd, pneumatic bidirectionally limited assembly of the present invention, novel, unique structure, and it is easy to fabrication and installation, have very
Good supports the use value.
Brief description of the drawings
Fig. 1 is one of electronic double shift fork step conveying device operating diagrams；
Fig. 2 is the two of electronic double shift fork step conveying device operating diagrams；
Fig. 3 is the three of electronic double shift fork step conveying device operating diagrams；
Fig. 4 is a kind of pneumatic bidirectionally limited assembly diagram for step-by-step movement conveying of the present invention；
Fig. 5 is Fig. 4 K direction views；
Fig. 6 is Fig. 4 A-A views；
Fig. 7 is limited step bearing pin schematic diagram of the present invention；
Fig. 8 is rotating shaft limit assembly structural representation of the present invention；
Fig. 9 is Fig. 8 N direction views；
Local I zoomed-in view that Figure 10 is Fig. 8；
Local II zoomed-in view that Figure 11 is Fig. 9；
Figure 12 is Fig. 8 B-B views；
Figure 13 is air power steering component structure diagram of the present invention；
Figure 14 is Figure 13 P direction views；
The R that Figure 15 is Figure 13 turns to schematic diagram to rotating shaft；
Figure 16 is that cylinder piston rod stretches out rotating shaft steering schematic diagram in Figure 15；
Figure 17 is that spacing A blocks of the present invention implement spacing schematic diagram；
Figure 18 is Figure 17 C-C views；
Figure 19 is that spacing B blocks of the present invention implement spacing schematic diagram；
Figure 20 is Figure 19 D-D views.
In figure：
1st, step conveying device；1a, matrix operating component；1b, double pull-fork assemblies；1c, rolling support component；1d, gear
Rack assembly；2nd, conveyor line rail；2a, level gauge；2b, inverted vee way；3rd, consignment trolley；3a, trolley idler wheels；3b, stepping are hit
Block；4th, axle housing part；4a, inner chamber；5th, transport vehicle is cleaned；5a, flat V vehicle wheel components；5b, cleaning stepping collision block；5c, alignment pin；
5d, positioning thin plate；6th, left end probe cleaning device；6a, left end swivel nozzle；7th, right-hand member probe cleaning device；7a, right-hand member rotation
Nozzle；8th, limited step bearing pin；8a, upper end circular bosses；9th, rotating shaft limit assembly；10th, air power steering component；11st, gas control unit；
12nd, rotating shaft；13rd, rolling bearing units；14th, gusset piece；15th, spacing A blocks；15a, spacing A faces；16th, bulging joining sleeve；17th, spacing B
Block；17a, spacing B faces；18th, rocking arm；19th, straight pin；20th, cylinder；20a, piston rod；20b, the hole of cylinder intake I；20c, cylinder
The hole of air inlet II；21st, band rotating shaft fixed frame；21a, framework rotating shaft；22nd, rotary shaft rack；23rd, cylinder support seat；24th, flake connects
Head；25th, split pin；26th, bearing pin；27th, pad；28th, bearing gusset piece；29th, wire frame is conveyed；29a, cushion block；Outside 29b, framework
Wall.
In another figure：
φ d1, lumen inlet aperture；φ d2, left end probe catheter external diameter；φ d3, right-hand member probe catheter external diameter；φ d4, pin
Shaft diameter；α, rotation direction；L, step distance；M, two opposite confined planes spacing；X, line direction before shift fork；X', shift fork retrogressing side
To；Y, left end probe puts in direction；Y', left end probe exit axis；Z, right-hand member probe puts in direction；Z', right-hand member probe exit
Direction.
Embodiment
The present invention can be explained in more detail by the following examples, the invention is not limited in the following examples,
The open purpose of the present invention is intended to protect all changes and improvements in the scope of the invention.
Know by Fig. 4, Fig. 5, Fig. 6 and with reference to Fig. 1 to Fig. 3 and Fig. 7 to Figure 16, it is a kind of for the pneumatic double of step-by-step movement conveying
To spacing assembly, including several limited step bearing pins 8, rotating shaft limit assembly 9, air power steering component 10, gas control unit 11；Institute
State spacing A blocks 15 on rotating shaft limit assembly 9 and spacing B blocks 17, one group two-by-two, opposite corresponding arrangement, i.e., spacing A faces 15a with
Corresponded in opposite directions one by one between spacing B faces 17a and rectangular 90 ° of dislocation are arranged, wherein, the purpose of rectangular 90 ° of dislocation arrangement is
In order to stepping move ahead push when, spacing B blocks 17 are rotated and fallen in horizontal level, will not hinder forward, and only rely on spacing A blocks 15
Rotate and rise in vertical spacing state, then play forward position-limiting action, prevent the situation of " preceding to push away dislocation " from occurring, similarly, when
After stepping during row return, spacing A blocks 15 are rotated and fallen in horizontal level, row after will not hindering, and are only relied on spacing B blocks 17 and rotated
Vertical spacing state is risen, row position-limiting action after then playing, prevents the situation of " post-tensioning dislocation " from occurring；The limited step pin
Axle 8 is in boss mesa-shaped, and the bottom righthand side of some car bodies of consignment trolley 3 of stepping conveying needed for being associated in is welded at the circular bosses 8a of its upper end
Side, and its pin diameter φ d4 sizes are equal, it is necessary to say with two opposite confined planes spacing m sizes in rotating shaft limit assembly 9
Bright, limited step bearing pin 8, should be with some consignment trolleys 3 needing stepping to convey on conveyor line rail 2 with weldering quantity
Quantity is consistent, and weldering is associated in the car body same place of every consignment trolley 3, i.e. bottom righthand side side；The air power steering component 10
Implement rotatably to connect firmly in the side of rotating shaft limit assembly 9, and by rocking arm 18 and the rotating shaft 12 in rotating shaft limit assembly 9, configure
Purpose is to realize spacing A blocks 15 and spacing B blocks 17 according to the needs that need to implement rotary spacing for convenience.
Know by Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12 and with reference to Fig. 4 to Fig. 7, the rotating shaft limit assembly 9, including rotating shaft
12nd, rolling bearing units 13, gusset piece 14, spacing A blocks 15, bulging joining sleeve 16, spacing B blocks 17；The spacing A blocks 15 and spacing B
Block 17, spacing A faces 15a and spacing B faces 17a are respectively provided with, and are connected firmly by bulging joining sleeve 16 in rotating shaft 12, separately
Outside, the several " steppings that need to be selected when the quantity system of spacing A blocks 15 and spacing B blocks 17 is according to step run in a certain local section
Station " place needs the application scenario of " accurate in place " to be determined, need to such as select 3 " stepping stations ", then need to select 3 spacing A
Block 15 and 3 spacing B blocks 17；Further, two adjacent spacing A faces 15a spacing are a step distance L, equally, two adjacent spacing B
Face 17a spacing is also a step distance L, and the two step distance is equal；The bulging joining sleeve 16 is a known technology, its
The quantity of configuration should be " the quantity sum of spacing A blocks 15+spacing B blocks 17 ", and slip can be unclamped in rotating shaft 12, it is to be adjusted to arrive
Connected firmly again behind position；The rolling bearing units 13, it is to be connected firmly by fastener on gusset piece 14, wherein, configure gusset piece 14
Purpose be that its weldering for convenience is associated on outside connection thing, that is, be not required to implement the behaviour such as drilling and tapping again on outside connection thing
Make.
Know by Figure 13, Figure 14, Figure 15, Figure 16 and with reference to Fig. 4 to Figure 12, the air power steering component 10, including rocking arm 18,
Straight pin 19, cylinder 20, band rotating shaft fixed frame 21, rotary shaft rack 22, cylinder support seat 23, flake joint 24, split pin 25,
Bearing pin 26, pad 27, bearing gusset piece 28；One end of the rocking arm 18 is enclosed on axle 12, and passes through straight pin 19 and rotating shaft 12
Connect firmly, the other end is implemented rotatably to couple by bearing pin 26, pad 27, split pin 25 with flake joint 24；The band rotating shaft is consolidated
Determine framework 21 by framework rotating shaft 21a with rotary shaft rack 22 implementing rotatably to couple, and rotary shaft rack 22 is connected firmly in cylinder branch
In bearing 23；The rocking arm 18, straight pin 19, cylinder 20, band rotating shaft fixed frame 21, rotary shaft rack 22, cylinder support seat 23,
Flake joint 24 etc. is known technology；The cylinder support seat 23 is in " L " shape, and is to connect firmly to couple in bearing by fastener
On plate 28, wherein, the purpose of configuration bearing gusset piece 28 is that its weldering for convenience is associated on outside connection thing, that is, is not required in outside
Implement the operation such as drilling and tapping on connection thing again.
With reference to Figure 17, Figure 18, Figure 19, Figure 20 and Fig. 1 to Figure 16 is combined, is illustrated for an embodiment of the present invention
The specific works situation of " a kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying ".
By Figure 17, Figure 18, Figure 19, Tu20Zhi, " pneumatic bidirectionally limited assembly " of the present invention has completed its assembling,
And configuration is at washing and cleaning operation scene, and in can working condition.
Further illustrate：
1）At washing and cleaning operation scene, the material that required stepping is conveyed and need to cleaned is axle housing part 4, the unidirectional length of axle housing=
1600mm, lumen inlet aperture φ d1=80mm.
2）At washing and cleaning operation scene, outside conveyor line rail 2 using " flat, V " forms, including：Level gauge 2a, reverse V-shaped lead
Rail 2b, such as Figure 18, Figure 20 and with reference to shown in Fig. 3.
3）At washing and cleaning operation scene, selected stepping conveying mechanism system the applicant has applied " a kind of to be used for certainly in early stage
Electronic double shift fork stepping type conveying devices of dynamicization pipeline " utility model patent, application number：21015206994735, application
Day：On September 11st, 2015.In the present embodiment, numbering is：Step conveying device 1, wherein, step distance（Step pitch）L=
600mm。
4）At washing and cleaning operation scene, some cleaning transport vehicles 5 and thereon multiple axle housings zero are placed with conveyor line rail 2
Part 4, it is that 5 cleaning transport vehicles 5 and 5 thereon once while can be completed by step conveying device 1 as shown in Figure 17 to Figure 20
The stepping conveying of axle housing part 4；It is described cleaning transport vehicle 5 be the applicant applied in early stage " one kind be used for step-by-step movement it is defeated
Give and the consignment trolley of axle housing Cleaning of Parts ", application number 201521038087.8, December 15 2015 applying date.Need
It is bright, consignment trolley 3 is substituted using cleaning transport vehicle 5 in this example, for of the present invention " pneumatic bidirectionally limited total
Into " for, its practical application effect is the same.
5）At washing and cleaning operation scene, some multiple axle housing parts 4 cleaned on transport vehicle 5 are placed on, have been completed each
" plane and two pitses " positioning place, i.e., two on axle housing part 4 dowel hole has been completed to coordinate positioning with two alignment pin 5c,
In addition, main reducing gear mounting surface（Also known as Chinese lute face）It has been placed on two positioning thin plate 5d.
6）At washing and cleaning operation scene, it is clear that the left and right ends of axle housing part 4 are configured with left end probe cleaning device 6, right-hand member probe
Cleaning device 7, as shown in Figure 18, Figure 20, wherein, left end probe catheter external diameter φ d2 and right-hand member probe catheter external diameter φ d3 sizes are equal
For 75mm, i.e. φ d1- φ d2（Or φ d3）=80-76=4mm, it is unilateral between lumen inlet aperture and probe catheter external diameter
Gap width is 2mm；The left end probe cleaning device 6, right-hand member probe cleaning device 7 are that the applicant applied and obtained in early stage
The utility model patent of mandate, entitled " a kind of electronic probe cleaning device for axle housing inner chamber ", the patent No.
ZL20152022231 3.1, authorized announcement date August in 2015 12 days.
7）At washing and cleaning operation scene, " pneumatic bidirectionally limited assembly " concrete configuration situation of the present invention, it is described as follows：
7-1）On a certain local section on conveyor line rail 2, have selected two " stepping stations " needs operation " to arrive level
Really " place, i.e., it need to implement the inner chamber 4a of axle housing part 4 cleaning at the two " stepping station " places, that is to say, that in axle housing part 4
Left and right two ends two left end probe cleaning devices 6 and two right-hand member probe cleaning devices 7, and its has been respectively configured
On left end swivel nozzle 6a and right-hand member swivel nozzle 7a be required to enter inner chamber 4a in implement cleaning.
7-2）According to selected two " stepping station " quantity for needing to run " accurate in place ", of the present invention pneumatic double
Two spacing A blocks 15 and two spacing B blocks 17 are selected into spacing assembly, and are placed in rotating shaft 12, and its rocking arm 18
It has been mounted in rotating shaft 12.
7-3）According to the structure situation of conveying wire frame 29, two gusset pieces 14 are welded respectively and have been associated in two cushion block 29a
On, and positioned at the side of the right-hand member of conveyor line rail 2, and the side below the right-hand member of the cleaning car body of transport vehicle 5.
7-4）The two spacing A blocks 15 and two spacing B blocks 17 selected, it is one group two-by-two, opposite corresponding, and rectangular 90 °
Dislocation arrangement, in addition, limited step bearing pin 8 has welded the bottom rights for some cleaning car bodies of transport vehicle 5 for being associated in required stepping conveying
Hold side, and its pin diameter φ d4=20mm.
7-5）According to pin diameter φ d4=20mm sizes, determine that two is opposite spacing by unclamping the adjustment of bulging joining sleeve 16
Interplanar distance m sizes are 20mm, and are fixed after being adjusted in place.
7-6）The air power steering component 10 of selection has been installed in place, i.e., installed in conveyor line rail 2 and cleans transport vehicle 5
Right-hand member side, wherein, bearing gusset piece 28, which has welded, to be associated on framework outer wall 29b, in addition, in above-mentioned spacing A blocks 15 and spacing B blocks
17 mounting and adjustings are in place（Including rectangular 90 ° dislocation arrangements）Afterwards, rocking arm 18 is connected firmly in rotating shaft 12 with straight pin 19.
7-7）In this embodiment, it is known technology in tensioner coupling sleeve 16 of the present invention, selects Shanghai Songyuan inscription to pass
Dynamic Machinery Co., Ltd. product, model Z2-40 × 65；Described rolling bearing units 13, also known as band plummer block housing jackscrew spherical outside surface ball
Bearing, it is known technology, is to follow the mandate of heaven to raise transmission Science and Technology Ltd. product, model UCP208 for Tianjin；Described cylinder 20,
Band rotating shaft fixed frame 21, rotary shaft rack 22, flake joint 24, are known technology, are for the limited public affairs of Ya De visitor global group
Product is taken charge of, model is sequentially：SI-80X200-S-FA、SI-80-TC、SI-80-TC-M1、SI-80-U.
Below, by Figure 17 to Figure 20 and with reference to Fig. 1 to Figure 16, go on to say of the present invention " pneumatic bidirectionally limited total
Into ", when solving a kind of the applicant's implementation " electronic double shift fork stepping type conveying devices for Automatic Conveying line " work,
What is run into is difficult to meet the problem of it needs to run " accurate in place " at several " stepping station " places in a certain local section, tool
Body process is as follows：
1）Reversal procedures.When step conveying device 1 need to move ahead along line direction X before shift fork, in pneumatic bidirectionally limited assembly
Cylinder 20 on the hole 20b air inlets of cylinder intake I cause piston rod 20a and flake joint 24 to bounce back backward, and cause rocking arm 18
Inverse time turns round 90 °, then causes rotating shaft 12 and two spacing A blocks 15 thereon again and after two spacing B blocks 17 reverse 90 ° simultaneously
Stop operating, i.e., spacing B blocks 17, which reverse, to be fallen in horizontal non-spacing state, and spacing A blocks 15, which reverse, to rise in vertical spacing state.
）The process of moving ahead.Now, the rack and pinion assembly 1d in step conveying device 1 is positive starts, and causes matrix operation group
Several couple of pull-fork assembly 1b on part 1a pushes forward some cleaning transport vehicles 5 and moved ahead along line direction X before shift fork, wherein,
Need to run " accurate in place " place at selected two " stepping stations ", due to two spacing A blocks 15 in pneumatic bidirectionally limited assembly
Spacing A faces 15a rotate and rise in vertical spacing state, and limiting stands being associated in by stopping weldering on two cleaning transport vehicles 5
Rank bearing pin 8 is run forward so that this two cleaning transport vehicles 5 complete a step distance L in step conveying device 1（Step pitch）It is defeated
It after sending, can effectively prevent it from pushing away effect before by inertia, stop that it continues the segment distance that moves ahead, avoid the occurrence of " preceding to push away dislocation " feelings
Condition.
）Clockwise process.Above-mentioned stepping move ahead in place and it is spacing after, step conveying device 1 need to return along shift fork direction of retreat X'
During position, now, the hole 20c air inlets of cylinder intake II on cylinder 20 in pneumatic bidirectionally limited assembly cause piston rod 20a and fish
Eye connector 24 forward extends out, and causes the up time of rocking arm 18 to turn round 90 °, then causes rotating shaft 12 and thereon two spacing A blocks 15 again
Stopped operating with after two spacing B blocks 17 simultaneously clockwise 90 °, i.e., spacing A blocks 15 are clockwise to be fallen in horizontal non-spacing state, spacing
B blocks 17 are clockwise to rise in vertical spacing state.
）Return process.Now, the rack and pinion assembly 1d reverse startings in step conveying device 1, cause matrix operation group
Several couple of pull-fork assembly 1b on part 1a along shift fork direction of retreat X' returns, wherein, needed at selected two " stepping stations "
" accurate in place " place is run, because two spacing upper limit B face 17a of B blocks 17 rotate rise in perpendicular in pneumatic bidirectionally limited assembly
Straight spacing state, and by stopping that the limited step bearing pin 8 that weldering is associated on two cleaning transport vehicles 5 is run backward so that this two
After double pull-fork assembly 1b of the platform cleaning transport vehicle 5 in step conveying device 1 during row return, in static inoperative shape
State, it can effectively prevent it from being rotated by shift fork not influence freely, that is, two cleaning transport vehicles 5 for avoiding having conveyed in place are pulled back by rear row
One segment distance, there is " post-tensioning dislocation " situation.
So far, " pneumatic bidirectionally limited assembly " of the present invention, on a certain local section of conveyor line rail 2, has matched somebody with somebody
Step conveying device 1 is closed to complete once in " accurate in place " conveying of operation for selecting two " stepping station " places.Then, position
Started working in two left end probe cleaning devices 6 of 4 left and right end of axle housing part and two right-hand member probe cleaning devices 7,
I.e. respectively along left probe put in direction Y and right probe put in direction Z-direction before advance.Because step run " arrives level in this place
Really ", so ensure that left end swivel nozzle 6a and right-hand member swivel nozzle 7a can be smoothly entered in the inner chamber 4a of axle housing part 4 in fact
Cleaning is applied, is avoided at two outer end of axle housing part 4 caused by " preceding to push away dislocation " or " post-tensioning dislocation " with cleaning " probe "
Between occur operation interference or sprain card situation generation.After the completion of to be cleaned, left end probe cleaning device 6 and right-hand member probe cleaning dress
Put 7 to exit back to original position along left probe exit axis Y' and right probe exit axis Z' respectively, now, you can enter next work
Circulate.
Herein, it should be noted that following three points：
1）In the above-described embodiments, two " stepping station " is have selected as a certain local section on conveyor line rail 2
On need to run " accurate in place " place, but in actual use, can be selected according to multiple " stepping stations " need to be implemented, including：Limit
The quantity of position A blocks 15 and spacing B blocks 17 determines.
2）In the above-described embodiments, axle housing part 4 is selected as " material " that stepping conveying is needed on conveyor line rail 2,
But in actual use, it can also be used to other materials for needing " accurate in place " conveying of step run, e.g., some classes, bridge
" material " of the unidirectional longer dimension such as shell class, casing class
3）In the above-described embodiments, cleaning transport vehicle 5 is that axle housing design of part spy is combined on the basis of consignment trolley 3
The special design that point, positioning method and cleaning demand are completed, and novelty possessed by the present invention, creativeness are not influenceed.If need
Other materials for needing " accurate in place " conveying of step run are selected, equally, " material " design feature can be combined and positioning method is determined
Position and work requirements complete corresponding special design.
Finally, it is necessary to which explanation, the embodiment selected herein for the open purpose of the present invention, are presently believed to
It is suitable, it is to be understood that it is contemplated that including all embodiments belonged in this design and the scope of the invention
All changes and improvement.
Part not in the detailed description of the invention is prior art.
Claims (3)
1. a kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying, including；Limited step bearing pin（8）, rotating shaft limit assembly
（9）, air power steering component（10）, gas control unit（11）；It is characterized in that：The rotating shaft limit assembly（9）On spacing A blocks（15）
With spacing B blocks（17）, one group two-by-two, opposite corresponding arrangement, i.e., spacing A faces（15a）With spacing B faces（17a）Between it is opposite one by one
Corresponding and rectangular 90 ° of dislocation arrangement；The limited step bearing pin（8）In boss mesa-shaped, its upper end circular bosses（8a）Place's weldering connection
In some consignment trolleys of required stepping conveying（3）The bottom righthand side side of car body, and its pin diameter（φd4）Size is with turning
Axle limit assembly（9）In two opposite confined planes spacing（m）Size is equal；The air power steering component（10）It is spacing positioned at rotating shaft
Component（9）Side, and pass through rocking arm（18）With rotating shaft limit assembly（9）In rotating shaft（12）Implementation rotatably connects firmly.
2. the pneumatic bidirectionally limited assembly according to claim 1 for step-by-step movement conveying, it is characterized in that：The rotating shaft limit
Hyte part（9）, including rotating shaft（12）, rolling bearing units（13）, gusset piece（14）, spacing A blocks（15）, bulging joining sleeve（16）, limit
Position B blocks（17）；The spacing A blocks（15）With spacing B blocks（17）, it is respectively provided with spacing A faces（15a）With spacing B faces（17a）, and
Pass through bulging joining sleeve（16）Connected firmly in rotating shaft（12）On；In addition, two adjacent spacing A faces（15a）Spacing is a step
Enter distance L, equally, two adjacent spacing B faces（17a）Spacing is also a step distance L, and the two step distance is equal；It is described
Rolling bearing units（13）, it is to be connected firmly by fastener in gusset piece（14）On.
3. the pneumatic bidirectionally limited assembly according to claim 2 for step-by-step movement conveying, it is characterized in that：Described pneumatic turn
To component（10）, including rocking arm（18）, straight pin（19）, cylinder（20）, band rotating shaft fixed frame（21）, rotary shaft rack（22）、
Cylinder support seat（23）, flake joint（24）, split pin（25）, bearing pin（26）, pad（27）, bearing gusset piece（28）；It is described
Rocking arm（18）One end be enclosed on rotating shaft（12）On, and pass through straight pin（19）With rotating shaft（12）Connect firmly, the other end passes through bearing pin
（26）, pad（27）, split pin（25）With flake joint（24）Implement rotatable connection；The band rotating shaft fixed frame（21）It is logical
Cross framework rotating shaft（21a）With rotary shaft rack（22）Implement rotatable connection, and rotary shaft rack（22）Connect firmly in cylinder support seat
（23）On；The cylinder support seat（23）In " L " shape, and it is to be connected firmly by fastener in bearing gusset piece（28）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610252753.0A CN105819214B (en) | 2016-04-22 | 2016-04-22 | A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610252753.0A CN105819214B (en) | 2016-04-22 | 2016-04-22 | A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105819214A CN105819214A (en) | 2016-08-03 |
| CN105819214B true CN105819214B (en) | 2018-01-12 |
Family
ID=56527294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610252753.0A Expired - Fee Related CN105819214B (en) | 2016-04-22 | 2016-04-22 | A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105819214B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106623321B (en) * | 2016-11-16 | 2023-03-14 | 第一拖拉机股份有限公司 | Cleaning and consigning trolley for various V-shaped positioning axle housing parts |
| CN107416509A (en) * | 2017-08-18 | 2017-12-01 | 广东天机工业智能系统有限公司 | Feed device |
| CN113306980B (en) * | 2021-06-10 | 2022-05-17 | 北自所(北京)科技发展股份有限公司 | Conveying device adopting bidirectional stepping conveying scheme |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5964415A (en) * | 1982-10-01 | 1984-04-12 | Toyo Shokuhin Kikai Kk | Article transport apparatus |
| CN201538588U (en) * | 2009-10-14 | 2010-08-04 | 江苏天奇物流系统工程股份有限公司 | Movable fixed position stopper |
| CN102381534A (en) * | 2011-10-11 | 2012-03-21 | 无锡市福曼科技有限公司 | Pneumatic stopping structure |
| CN204250908U (en) * | 2014-10-31 | 2015-04-08 | 天津市福臻机电工程有限公司 | Telescopic pin conveying inhibiting device |
| CN104960912A (en) * | 2015-06-29 | 2015-10-07 | 高桥金属制品（苏州）有限公司 | Workpiece blocking mechanism of stepping cleaning device |
| CN105129335A (en) * | 2015-09-11 | 2015-12-09 | 第一拖拉机股份有限公司 | Electric double-shifting-fork stepping conveying device for automatic conveying line |
| CN105396856A (en) * | 2015-12-15 | 2016-03-16 | 第一拖拉机股份有限公司 | Consigning trolley for stepping type conveying and axle housing part cleaning |
| CN205708782U (en) * | 2016-04-22 | 2016-11-23 | 第一拖拉机股份有限公司 | A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying |
-
2016
- 2016-04-22 CN CN201610252753.0A patent/CN105819214B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5964415A (en) * | 1982-10-01 | 1984-04-12 | Toyo Shokuhin Kikai Kk | Article transport apparatus |
| CN201538588U (en) * | 2009-10-14 | 2010-08-04 | 江苏天奇物流系统工程股份有限公司 | Movable fixed position stopper |
| CN102381534A (en) * | 2011-10-11 | 2012-03-21 | 无锡市福曼科技有限公司 | Pneumatic stopping structure |
| CN204250908U (en) * | 2014-10-31 | 2015-04-08 | 天津市福臻机电工程有限公司 | Telescopic pin conveying inhibiting device |
| CN104960912A (en) * | 2015-06-29 | 2015-10-07 | 高桥金属制品（苏州）有限公司 | Workpiece blocking mechanism of stepping cleaning device |
| CN105129335A (en) * | 2015-09-11 | 2015-12-09 | 第一拖拉机股份有限公司 | Electric double-shifting-fork stepping conveying device for automatic conveying line |
| CN105396856A (en) * | 2015-12-15 | 2016-03-16 | 第一拖拉机股份有限公司 | Consigning trolley for stepping type conveying and axle housing part cleaning |
| CN205708782U (en) * | 2016-04-22 | 2016-11-23 | 第一拖拉机股份有限公司 | A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105819214A (en) | 2016-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105819214B (en) | A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying | |
| CN105396856B (en) | A kind of consignment trolley for being used for step-by-step movement conveying and axle housing Cleaning of Parts | |
| CN110524191B (en) | Production method of railway cantilever assembly | |
| CN103895995A (en) | Automatic-rail-changing shuttle | |
| CN205423726U (en) | Rack and pinion centering mechanism | |
| CN103978470B (en) | Multi-angle positioner | |
| CN204124778U (en) | A kind of bidirectional turning mechanism of flat-type workpiece | |
| CN107499921A (en) | A kind of rail type mobile workbench | |
| CN107654594A (en) | A kind of chain and sprocket driving device without fluctuation transmission | |
| CN205708782U (en) | A kind of pneumatic bidirectionally limited assembly for step-by-step movement conveying | |
| CN202924306U (en) | Self-propelled trolley delivery system and turnout junction thereof | |
| CN201283481Y (en) | Mechanism for moving and delivering flange pipe | |
| CN207497593U (en) | A kind of wheel hub turnover plate type prerinse line automatic conveying device | |
| CN105197080B (en) | A kind of positioner | |
| CN205236588U (en) | Be used for marching type to carry and abluent delivery dolly of axle housing part | |
| CN202728333U (en) | Steering mechanism | |
| CN205873284U (en) | Fork in automobile body reprinting system moves and carries mechanism | |
| CN201111574Y (en) | Closed loop flexible change gear device | |
| CN109230472B (en) | Mechanical curve stop parking mechanism of power and free chain transmission equipment | |
| CN106475384B (en) | One kind " V-type positioning " axle housing cleaning consignment trolley and method for determining size | |
| CN201065142Y (en) | Electromagnetic double channel bar wall climbing device | |
| CN209697251U (en) | A kind of turnover device of mattress glue sprayer | |
| CN203439175U (en) | Horizontal drive device for automobile welding conveyor line | |
| CN203725718U (en) | Box turning machine with novel structure characteristics | |
| CN206326308U (en) | Automobile body-in-white fixed-position welding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |