CN206011681U - Double screw extruder - Google Patents
Double screw extruder Download PDFInfo
- Publication number
- CN206011681U CN206011681U CN201620622558.8U CN201620622558U CN206011681U CN 206011681 U CN206011681 U CN 206011681U CN 201620622558 U CN201620622558 U CN 201620622558U CN 206011681 U CN206011681 U CN 206011681U
- Authority
- CN
- China
- Prior art keywords
- bearing
- input shaft
- output shaft
- casing
- screw extruder
- 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
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 210000004907 gland Anatomy 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 18
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
This utility model provides a kind of double screw extruder, including transmission case, respectively positioned at motor and cylinder and the frame of the transmission case left and right sides；The motor is installed on the left end of frame by motor cabinet, and the cylinder is installed on the right-hand member of frame by barrel support frame, and the transmission case is installed in the frame between motor and cylinder by being driven block；The transmission case is by the motor connection on the left of shaft coupling and its.The transmission case is by being installed on the rear connecting frame on the right side of casing and being fixedly connected that the front link on the left of cylinder can be dismantled, the output shaft in the casing and being fixedly connected that the mandrel of cylinder can be dismantled.
Description
Technical field
This utility model is related to a kind of parallel double-screw extruder, and more particularly to a kind of transmission case can be dismantled with cylinder and is connected
Double screw extruder.
Background technology
Current screw extruder is structure as a whole with follow-up shell portion more, the output shaft and cylinder of transmission case
The mandrel of body is also integrated design.This kind of structure installing/dismounting is safeguarded inconvenient.
Utility model content
Technical problem to be solved in the utility model is, for the deficiencies in the prior art, there is provided a kind of twin screw is squeezed
Go out machine, to solve the problems, such as that prior art installing/dismounting is inconvenient.
Technical problem to be solved in the utility model is achieved by the following technical solution：
This utility model provides a kind of double screw extruder, including transmission case, respectively positioned at the electricity of the transmission case left and right sides
Machine and cylinder and frame；The motor is installed on the left end of frame by motor cabinet, and the cylinder is pacified by barrel support frame
Right-hand member loaded on frame, the transmission case are installed in the frame between motor and cylinder by being driven block；The biography
Dynamic case is by the motor connection on the left of shaft coupling and its.The transmission case is by the rear connecting frame that is installed on the right side of casing and installation
What the front link on the left of cylinder can be dismantled is fixedly connected, and what the mandrel of the output shaft in the casing and cylinder can be dismantled consolidates
Fixed connection.
Preferably, the rear connecting frame is provided with pin-and-hole with front link contact site correspondence position, is provided with the pin-and-hole
Straight pin, is respectively equipped with flange in rear connecting frame with front link contact portion, is cased with clip outside the flange, the clip
Inwall is provided with groove, and the flange shape when groove shapes are combined with the rear connecting frame and front link is corresponding；?
The clip is divided into front band and lower catch hoop, and the both ends of front band are provided with counterbore, be provided with installation and tighten clip in the counterbore
Bolt through hole, upper and lower clip by the counterbore in the bolt be fixedly connected；The output shaft stretches into rear connecting frame
In one end be provided with spline, in the left splined hole of output shaft spline housing of the spline insertion vertical section in H types, output shaft spline
The right splined hole of set inserts the mandrel of extruder barrel, in the middle of the left splined hole and right splined hole of the output shaft spline housing every
Screw is installed with fixed central spindle on layer.
The left part of the input shaft is arranged on by cylindrical roller bearing element on the input end plate of casing, input shaft
Right part is rolled in the right wall of casing by the first needle bearing, and the mid portion of input shaft passes through the second needle bearing
Roll on middle bearing bracket, the middle bearing bracket is fixed on casing with the thrust block set on the left of which by the second screw
Inward flange on.
The first thrust ball bearing is embedded with the right side of the input end plate, on the right side of first thrust ball bearing, input is provided with
Axle thrust set, the input shaft thrust sleeve are supported on the ladder position of input shaft.
Supported before the input shaft in installation with casing right wall by the second thrust ball bearing the right side of the input shaft
Cover, between the second thrust ball bearing right side and input shaft protecgulum, be additionally provided with the first disk spring.
The input shaft is arranged with the first helical gear in the middle bearing bracket and casing right wall middle position, and described the
One helical gear is ratcheting with two the second helical gears being sheathed on output shaft for being located at output shaft top.
The output shaft left end by be embedded in respectively the 3rd thrust ball bearing on the thrust block set or so two sides, the 4th
Thrust ball bearing is rolled in the thrust block set；The output shaft right-hand member is rolled by the 3rd needle bearing and is arranged on case
In the right-hand member wall of body.
The 3rd thrust ball bearing left end is supported on the nut for screwing in output shaft left end by the second disk spring, the
Four thrust ball bearing right-hand members are supported in the stepped portions of output shaft by output shaft pad；It is provided with the right side of 3rd needle bearing
Output shaft spacer sleeve, the output shaft spacer sleeve left end are resisted against on the 3rd needle bearing, and right-hand member is resisted against and is fixedly mounted on case
On oil seal seat in body right wall；The 3rd circlip for hole is provided with the left of 3rd needle bearing.
Input shaft bearing lid is provided with the left of the input end plate, is embedded with input shaft in input shaft bearing lid left side
The first outside framework oil seal, be provided between input shaft protecgulum and the hole wall of the first needle bearing for installing input shaft right part O-shaped
Sealing ring, is provided with the second outside framework oil seal between oil seal seat and output shaft, the peace for having two installation mandrels in the middle of front link
Dress hole, is provided with filler in the installing hole, filler is compressed by the gland on the inside of front link right wall.
Preferably, the installation site of two output shafts is dislocated certain distance, on described two output shafts
3rd thrust ball bearing, the 4th thrust ball bearing, the second helical gear, second outside framework oil seal etc. misplace certain distance.
The beneficial effects of the utility model are by dismantling the front link being fixedly connected and rear connecting frame and defeated
Shaft spline housing makes the output shaft of transmission case removably be connected with the mandrel of cylinder thereafter, dismounts easy to maintenance.
Description of the drawings
Fig. 1 is the general assembly drawing of this utility model double screw extruder.
Fig. 2 is the axonometric chart of extruder transmission case shown in Fig. 1.
Fig. 3 is the front view of transmission case shown in Fig. 2.
Fig. 4 is the transmission case A-A cut-away views shown in Fig. 3.
Fig. 5 is the transmission case B-B cut-away views shown in Fig. 3.
Description of reference numerals：Transmission case 100, is driven block 101, motor 200, motor cabinet 201, shaft coupling 300, shaft coupling
Cover 301, cylinder 400, barrel support frame 401, frame 500, casing 1, rear connecting frame 2, front link 3, straight pin 4, flange 5,
Clip 6, counterbore 7, bolt 8, input shaft 9, output shaft 10, output shaft spline housing 11, the first screw 12 are input into end plate 13, input
Bearing cap 14, cylindrical roller bearing 15, the first thrust ball bearing 16, input shaft thrust sleeve 17, the first needle bearing 18, the first hole
With circlip 19, the second thrust ball bearing 20, input shaft protecgulum 21, the first disk spring 22, middle bearing bracket 23, the second rolling
Needle bearing 24, the second circlip for hole 25, thrust block set 26, the second screw 27, the first helical gear 28, the second helical gear 29,
3rd thrust ball bearing 30, the 4th thrust ball bearing 31, the second disk spring 32, output hold pushing pad piece 33, the 3rd needle bearing
34, output shaft spacer sleeve 35, oil seal seat 36, the 3rd circlip for hole 37, the first outside framework oil seal 38, O-ring seal 39, second
Outside framework oil seal 40, filler 41, gland 42, press-fit circular oil scale 43.
Specific embodiment
Fig. 1 is the general assembly drawing of this utility model double screw extruder, as shown in figure 1, described double screw extruder includes
Transmission case 100, the motor 200 and cylinder 400 and the frame 500 that are located at 100 left and right sides of transmission case respectively.The motor 200
The left end that frame 500 is installed on by motor cabinet 201, the cylinder 400 are installed on frame 500 by barrel support frame 401
Right-hand member, the transmission case 100 are installed in the frame 500 between motor 200 and cylinder 400 by being driven block 101.Tool
For body, on motor cabinet 201, the motor cabinet 201 is arranged on the left end of frame 500 motor 200, the cylinder
On barrel support frame 401, the barrel support frame 401 is arranged on the right-hand member of frame 500 body 400, the transmission case
100 on transmission block 101, and the transmission block 101 is installed in the motor cabinet 201 and barrel support frame 401
Between frame 500 on.The transmission case 100 is connected with the motor 200 on the left of which by shaft coupling 300, the connected device 300
In coupling guard 301, the power of the output of motor 1 is transmitted to transmission case 100.The transmission case 100 is by being installed on the right side of casing 1
Rear connecting frame 2 and being fixedly connected that the front link 3 on the left of cylinder 400 can be dismantled, the output shaft in the casing 1
10 with being fixedly connected that the mandrel of cylinder 400 can be dismantled, concrete connected mode will be described below.The transmission case 100 is by motor
The power of 200 outputs is delivered to output shaft 10 by input shaft 9, then from the mandrel that the output shaft 10 is delivered to cylinder 1.
Fig. 2 is the axonometric chart of extruder transmission case shown in Fig. 1, and Fig. 3 is this utility model screw extruder
Schematic front view, as Fig. 3 combine Fig. 2 shown in, the transmission case includes casing 1, is provided with rear connecting frame 2 on the right side of casing 1, after connect
Frame 2 is connect with being fixedly connected that the front link 3 on the left of extruder barrel can be dismantled.Fig. 5 is the transmission case shown in Fig. 3
B-B cut-away views, as shown in figure 5, the rear connecting frame 2 is provided with pin-and-hole with 3 contact site correspondence position of front link, the pin-and-hole
Straight pin 4 is inside provided with, to ensure rear connecting frame 2 and front link 3 steadiness diametrically.In order to limit rear connecting frame 2 with
The displacement in the axial direction of front link 3, is respectively equipped with flange 5 in rear connecting frame 2 with 3 contact portion of front link, described convex
The outside of edge 5 is cased with clip 6, and 6 inwall of the clip is provided with groove, and the groove shapes are 2-in-1 with rear connecting frame 3 and front link
5 shape of flange together is corresponding, i.e., described groove just accommodates the flange 5 of rear connecting frame 3 and front link 2.In the card
6 points of hoop is front band and lower catch hoop, and the both ends of front band are provided with counterbore 7, are provided with installation and tighten clip 6 in the counterbore 7
The through hole of bolt 8, upper and lower clip are fixedly connected by the bolt 8 being located in the counterbore 7 at front band two ends.By the bolt 8
Enter so that the groove of clip 6 is close to the flange 5 of rear connecting frame 2 and front link 3, and then limits at the both ends for tightening clip 6
The axial movement of rear connecting frame 2 and front link 3.
Fig. 4 is the transmission case A-A cut-away views shown in Fig. 3, as Fig. 4 is combined shown in Fig. 5, is provided with input shaft in the casing 1
9, input shaft 9 is provided with two parallel output shafts 10 above.The input shaft 9 and output shaft 10 partially pass through casing 1, concrete next
Say, in the right wall that the input shaft 9 goes directly casing 1 through the left side of casing 1, the output shaft 10 is straight through the right side of casing 1
Left end to inside casing 1.Output shaft 10 stretches into the one end in rear connecting frame 2 and is provided with spline, the spline of the output shaft 10
In the left splined hole of insertion output shaft spline housing 11, the vertical section of the output shaft spline housing 11 is in H types, output shaft spline housing 11
Right splined hole be used for inserting the mandrel of cylinder, in the output shaft spline housing 11 left splined hole spaced intermediate and right splined hole
Interlayer is provided with screwed hole, is provided with the first screw 12 in order to fixed central spindle in the screwed hole.Realized by above structure
The output shaft 10 and being fixedly connected that the mandrel of extruder barrel can be dismantled.
As shown in figure 3,1 left part of the casing is provided with input end plate 13, it is provided with the left side of the input end plate 13 defeated
Enter bearing cap 14.As shown in figure 4, being embedded with cylindrical roller bearing 15 on 13 left side of the input end plate, the left part of input shaft 9 leads to
Cross the cylindrical roller bearing 15 to roll on casing input end plate 13, first is embedded with the right side of input end plate 13 and is pushed away
Power ball bearing 16, is provided with input shaft thrust sleeve 17 on the right side of first thrust ball bearing 16, the input shaft thrust sleeve 17 is supported
On the ladder position of input shaft 9, axial thrust to the left is transmitted.Rolled by the first needle bearing 18 right part of input shaft 9
Move in 1 right wall of casing, the left side for being close to the first needle bearing 18 is provided with the first circlip for hole 19.Input shaft 9
Supported on the input shaft protecgulum 21 being installed in casing right wall, in the second thrust ball by the second thrust ball bearing 20 right side
The first disk spring 22 is provided with the right of bearing 20 and input shaft protecgulum 21 between, in order to the second thrust ball bearing of pretension 20.In case
Middle bearing bracket 23 is additionally provided with the middle of body 1, and 9 mid portion of the input shaft is rolled installed in described by the second needle bearing 24
On middle bearing bracket 23,24 left and right sides of the second needle bearing is provided with the second circlip for hole 25.In middle bearing bracket 23
Left side is additionally provided with thrust block set 26, and the middle bearing bracket 23 is fixed on by the second screw 27 with the thrust block set 26 on the left of which
On the inward flange of casing 1.Input shaft 9 is arranged with the first helical teeth in the middle bearing bracket 23 and 1 right wall middle position of casing
Wheel 28, first helical gear 28 and two 29 teeth of the second helical gear being sheathed on output shaft 10 for being located at 9 top of input shaft
Close.Registration can be increased by helical gear is ratcheting, vibration is reduced.
As shown in figure 5,10 left end of output shaft passes through the 3rd thrust being embedded on 26 or so two sides of aforementioned thrust block set respectively
Ball bearing 30, the 4th thrust ball bearing 31 is rolled in thrust block set 26.3rd thrust ball bearing, 30 left end passes through second
Disk spring 32 is supported on the nut for screwing in 10 left end of output shaft.4th thrust ball bearing, 31 right-hand member holds pushing pad piece by output
33 support in the stepped portions of output shaft 8.The right-hand member of output shaft 10 is rolled installed in casing 1 by the 3rd needle bearing 34
In right-hand member wall, the right side of the 3rd needle bearing 34 is provided with output shaft spacer sleeve 35, and 35 left end of output shaft spacer sleeve is resisted against
On 3rd needle bearing 34, right-hand member is resisted against and is fixedly mounted on the oil seal seat 36 in 1 right wall of casing by screw, and output shaft is fixed
Away from set 35 in order to compress the 3rd needle bearing 34, and eliminate bearing machining and the error installed make its right side concordant so that
Oil seal seat 36 is installed.The 3rd circlip for hole 37 is provided with the left of 3rd needle bearing 34.
As shown in figure 4, the first outside framework oil seal 38 being embedded with input shaft 9 in 14 left side of input shaft bearing lid, uses
In case leak-stopping is oily；It is provided between input shaft protecgulum 21 and the hole wall of the first needle bearing 18 for installing 9 right part of input shaft O-shaped
Sealing ring 39, in order to prevent oil leak.As shown in figure 5, being provided with the second outside framework oil seal 40 between oil seal seat 36 and output shaft 10.Front
There is the installing hole of two installation mandrels in the middle of link 3, in the installing hole, be provided with filler 41, filler 41 is right by front link 3
Gland 42 on the inside of wall is compressed.
Extruder transmission case size of the present utility model is 170mm*140mm*185mm, less than the size of general transmission case
A lot, for save space, compact layout, the installation site of two output shafts 10 are dislocated certain distance, installed in described
The 3rd thrust ball bearing 30, the 4th thrust ball bearing 31 on two output shafts 10, the second helical gear 29, the second outside framework oil seal 40
Deng the certain distance that misplaces.
For the ease of observing the oil mass of lubricating oil in casing, on front side of casing 1, it is further opened with press-fit circular oil scale 43.
Claims (10)
1. a kind of double screw extruder, including transmission case（100）, respectively be located at transmission case（100）The motor of the left and right sides（200）
And cylinder（400）, and frame（500）；The motor（200）By motor cabinet（201）It is installed on frame（500）Left end,
The cylinder（400）By barrel support frame（401）It is installed on frame（500）Right-hand member, the transmission case（100）By transmission
Block（101）It is installed on positioned at motor（200）And cylinder（400）Between frame（500）On；The transmission case（100）Pass through
Shaft coupling（300）With the motor on the left of which（200）Connection；The transmission case（100）By being installed on casing（1）The rear company on right side
Connect frame（2）Be arranged on cylinder（400）The front link in left side（3）That can dismantled is fixedly connected, the casing（1）Interior output
Axle（10）With cylinder（400）Being fixedly connected of can dismantling of mandrel.
2. double screw extruder as claimed in claim 1, it is characterised in that the rear connecting frame（2）With front link（3）Connect
Contact portion position correspondence position is provided with pin-and-hole, is provided with straight pin in the pin-and-hole（4）, in rear connecting frame（2）With front link（3）Contact
Part is respectively equipped with flange（5）, the flange（5）Outside is cased with clip（6）, the clip（6）Inwall is provided with groove, described recessed
Groove shape and the rear connecting frame（2）With front link（3）Flange when being combined（5）Shape is corresponding；In the clip（6）
It is divided into front band and lower catch hoop, upper and lower clip is by being located at front band（6）The counterbore at two ends（7）In bolt（8）Fixed company
Connect；The output shaft（10）Stretch into rear connecting frame（2）In one end be provided with spline, the spline insertion vertical section is defeated in H types
Shaft spline housing（11）Left splined hole in, output shaft spline housing（11）Right splined hole insert the mandrel of extruder barrel, institute
State output shaft spline housing（11）Left splined hole and right splined hole in the middle of interlayer on the first screw is installed（12）With fixed core
Axle.
3. double screw extruder as claimed in claim 1, it is characterised in that input shaft（9）Left part pass through cylindrical roller
Bearing（15）Roll and be arranged on casing（1）Input end plate（13）On, input shaft（9）Right part pass through the first needle bearing
（18）Roll and be arranged on casing（1）Right wall in, input shaft（9）Mid portion pass through the second needle bearing（24）Roll and install
In middle bearing bracket（23）On, the second needle bearing（24）The left and right sides is provided with the second circlip for hole（25）, the centre
Bearing block（23）With the thrust block set on the left of which（26）By the second screw（27）It is fixed on casing（1）Inward flange on.
4. double screw extruder as claimed in claim 3, it is characterised in that the input end plate（13）The right side on be embedded with
One thrust ball bearing（16）, first thrust ball bearing（16）Right side is provided with input shaft thrust sleeve（17）, the input shaft pushes away
Power set（17）Support in input shaft（9）Ladder position on.
5. double screw extruder as claimed in claim 4, it is characterised in that the input shaft（9）Right side pass through second
Thrust ball bearing（20）Support in installation and casing（1）Input shaft protecgulum in right wall（21）On, in the second thrust ball bearing
（20）The right and input shaft protecgulum（21）Between be additionally provided with the first disk spring（22）.
6. double screw extruder as claimed in claim 5, it is characterised in that the input shaft（9）In the middle bearing bracket
（23）With casing（1）Right wall middle position is arranged with the first helical gear（28）, first helical gear（28）It is input into being located at
Two of axle top are sheathed on output shaft（10）On the second helical gear（29）Ratcheting.
7. double screw extruder as claimed in claim 6, it is characterised in that the output shaft（10）Left end is by being embedded in respectively
The thrust block set（26）The 3rd thrust ball bearing on the two sides of left and right（30）, the 4th thrust ball bearing（31）Roll installed in institute
State thrust block set（26）On；The output shaft（10）Right-hand member passes through the 3rd needle bearing（34）Roll and be arranged on casing（1）The right side
In end wall.
8. double screw extruder as claimed in claim 7, it is characterised in that the 3rd thrust ball bearing（30）Left end passes through
Second disk spring（32）Support and screwing in output shaft（10）On the nut of left end, the 4th thrust ball bearing（31）Right-hand member is by defeated
Shaft pad is supported in the stepped portions of output shaft；3rd needle bearing（34）Right side be provided with output shaft spacer sleeve（35）,
The output shaft spacer sleeve（35）Left end is resisted against the 3rd needle bearing（34）On, right-hand member is resisted against and is fixedly mounted on casing（1）
Oil seal seat in right wall（36）On；3rd needle bearing（34）Left side is provided with the 3rd circlip for hole（37）.
9. double screw extruder as claimed in claim 8, it is characterised in that the input end plate（13）Left side be provided with input
Bearing cap（14）, in input shaft bearing lid（14）Left side is embedded with installed in input shaft（9）On the first outside framework oil seal（38）, defeated
Enter axle protecgulum（21）With installation input shaft（9）First needle bearing of right part（18）Hole wall between be provided with O-ring seal
（39）, in oil seal seat（36）With output shaft（10）Between be provided with the second outside framework oil seal（40）, in front link（3）Centre has two
The installing hole of mandrel is installed, in the installing hole, is provided with filler（41）, filler（41）By front link（3）Filler on the inside of right wall
Gland（42）Compress.
10. double screw extruder as claimed in claim 9, it is characterised in that two output shafts（10）Installation site or so
Dislocation certain distance, installed in described two output shafts（10）On the 3rd thrust ball bearing（30）, the 4th thrust ball bearing
（31）, the second helical gear（29）, the second outside framework oil seal（40）Deng the certain distance that misplaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620622558.8U CN206011681U (en) | 2016-06-22 | 2016-06-22 | Double screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620622558.8U CN206011681U (en) | 2016-06-22 | 2016-06-22 | Double screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206011681U true CN206011681U (en) | 2017-03-15 |
Family
ID=58242891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620622558.8U Expired - Fee Related CN206011681U (en) | 2016-06-22 | 2016-06-22 | Double screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206011681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016452A (en) * | 2018-08-07 | 2018-12-18 | 如皋市通达机械制造有限公司 | kneading extruder |
-
2016
- 2016-06-22 CN CN201620622558.8U patent/CN206011681U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016452A (en) * | 2018-08-07 | 2018-12-18 | 如皋市通达机械制造有限公司 | kneading extruder |
| CN109016452B (en) * | 2018-08-07 | 2020-06-26 | 如皋市通达机械制造有限公司 | Kneading extruder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202781032U (en) | Assembly tool for oil seal jacket in deep hole of rotor shaft of aero-engine | |
| CN206011681U (en) | Double screw extruder | |
| CN205226168U (en) | Hydraulic braking device | |
| CN205969861U (en) | Double screw extruder transmission case | |
| CN105402285A (en) | Hydraulic brake device | |
| CN110671472A (en) | Hub reduction gear and assembly method thereof | |
| CN103496356B (en) | Built-in wet braking wheel limit build-up type drive axle | |
| CN209795076U (en) | Rear axle sub-assembly of mini-car | |
| CN202571735U (en) | Hydraulic tooling special for assembly and disassembly of cantilever-type vane wheel | |
| CN205502818U (en) | Door hinge and vehicle | |
| CN210898672U (en) | Motor rotor assembly | |
| CN210212515U (en) | Sealed effectual auto steering ware | |
| CN202879734U (en) | Driving device | |
| CN201871543U (en) | Cold rolling machine easy assembling and disassembling big inclination angle floating ring seal drum type tooth transmission shaft structure | |
| CN216078214U (en) | Compact right-angle steering gear | |
| CN202531799U (en) | Integrated gear case matched with rubber and plastic compression roller | |
| CN201374619Y (en) | Permanent magnet motor mounting tool | |
| CN201604319U (en) | Clutch | |
| CN201339674Y (en) | Novel tricar shock absorber | |
| CN219827529U (en) | Drilling machine gear box brake | |
| CN217435963U (en) | Bushing seat connecting device | |
| CN206066308U (en) | A kind of back of the body formula bolt quick fastening mechanism | |
| CN203836156U (en) | Arrangement structure for reverse idler gear of transmission | |
| CN112356662A (en) | Drive axle assembly for low-floor type bus | |
| CN211220496U (en) | Wind power generation bolt torque tightening tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |