CN108993916B - Method for detecting nut of inflating valve - Google Patents
Method for detecting nut of inflating valve Download PDFInfo
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- CN108993916B CN108993916B CN201810763069.8A CN201810763069A CN108993916B CN 108993916 B CN108993916 B CN 108993916B CN 201810763069 A CN201810763069 A CN 201810763069A CN 108993916 B CN108993916 B CN 108993916B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C2501/00—Sorting according to a characteristic or feature of the articles or material to be sorted
- B07C2501/0009—Sorting of fasteners, e.g. screws, nuts, bolts
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Abstract
The invention relates to a method for detecting a nut of an inflating valve, which is characterized in that the nut vibrates in a main body of a rotary vibration disc, enters a nut rotary conveying channel along with the vibration nut, then enters a nut screening channel through a nut transition conveying channel, screens out the nut with smaller size at the hollow part of a straight line section screening channel, then enters a nut detection device with the external size meeting the requirement, conveys the nut to an air blowing device along with the rotation of a detection rotary disc to blow air in an inner hole to remove scraps, and then conveys the nut to the nut inner hole detection device to detect the size of the inner hole of the nut. The method for detecting the nut of the inflating valve has reliable product quality at the detection position and is suitable for industrial batch production.
Description
Technical Field
The invention relates to a nut detection method for an inflating valve.
Background
TPMS is a short term Tire Pressure Monitoring System (Tire Pressure Monitoring System), and is an active safety System of an automobile that collects Pressure, temperature and other data of an automobile Tire in a driving or stationary state by using a high-sensitivity micro wireless sensing device fixed in the automobile Tire, transmits the data to a host in a cab, displays the relevant data of the automobile Tire Pressure, temperature and the like in a digital form in real time, and reminds a driver to perform early warning in the form of buzzing or voice when the Tire is abnormal (preventing Tire burst). Therefore, the pressure and the temperature of the tire are maintained in the standard range, the probability of tire burst and tire damage is reduced, and the oil consumption and the damage of vehicle components are reduced.
Currently, motor vehicles, particularly passenger vehicles, are commonly equipped with Tire Pressure Monitoring Systems (TPMS). The TPMS valve consists of an electronic module and a valve, wherein the electronic module is carried on the valve. TPMS inflating valves on the market are various in variety, but the structural forms are diversified, the quality of each link in the production process is difficult to control, the product quality is uneven, and the service life cannot be guaranteed. Therefore, the method for detecting the nut of the inflating valve is reliable in quality and suitable for industrial mass production is particularly important.
Disclosure of Invention
The invention aims to overcome the defects and provide the method for detecting the nut of the inflating valve, and the detected product has reliable quality and is suitable for industrial batch production.
The purpose of the invention is realized as follows:
a method for detecting a nut of an inflating valve, which adopts a nut detection system to detect,
the nut detection system comprises a nut detection system machine table, wherein a right nut screening device, a left nut detection device and a control panel behind the nut screening device are arranged on the nut detection system machine table.
The nuts vibrate in the rotary vibration disc main body, the nuts enter the nut rotary conveying channel along with the vibrating nuts, then the nuts are conveyed to the nut transition conveying channel to enter the nut screening channel, the upright nuts are left at the wide nut screening conveying strip section at the inlet end of the nut screening conveying strip of the nut screening channel, redundant nuts are screened for the first time at the narrow nut screening conveying strip section, the redundant nuts are screened for the second time at the step laying section of the nuts of the nut screening conveying strip, the nuts with proper height and step width are left at the step laying section of the nuts of the nut screening conveying strip, the redundant nuts are screened for the third time, the nuts with proper hexagonal shapes are left at the hexagonal guide section of the nuts of the nut screening conveying strip, the redundant nuts are screened for the fourth time, the nuts with smaller sizes are screened at the hollowed-out part of the straight-line section screening channel, then the nuts with the external sizes meeting, carry out the blowing of hole with the nut and get rid of the piece to gas blowing device, then will carry the nut to nut hole detection device and detect nut hole size, the PLC treater in the data connection control panel of the hole size that detects out discerns whether good products or defective products, and the nut snatchs to its left good products sorting mechanism under unloading grabbing device's effect at last, falls in good products box or defective products box according to the requirement of good products and defective products.
Nut sieving mechanism includes nut screening vibration dish base and nut screening vibration dish on the base, and nut screening vibration dish includes rotatory vibration dish main part, nut rotary conveyance passageway, nut transition transfer passage, nut screening passageway and nut feed back passageway.
The rotary vibration disc main body is provided with a nut rotary conveying channel which is upwards screwed, the inlet end of the nut rotary conveying channel is connected with the nut storage disc of the rotary vibration disc main body, the outlet end of the nut rotary conveying channel is connected with the inlet end of a nut transition conveying channel, the outlet end of the nut transition conveying channel is connected with the inlet end of a nut screening channel, and the outlet end of the nut screening channel is connected with the inlet end of a nut detection device;
the rotary vibration disc main body is used for vibrating the nut and enabling the nut to enter the nut rotary conveying channel, the nut rotary conveying channel comprises a cylindrical nut rotary conveying channel cylinder wall, a screw-up nut rotary conveying strip is arranged on the inner side edge of the nut rotary conveying channel cylinder wall, and the nut rotary conveying channel cylinder wall is used for blocking the outer side of the nut when the nut is conveyed on the nut rotary conveying strip in a rotating mode; the height of the cylinder wall of the nut rotating conveying channel at the outlet section of the nut rotating conveying channel is gradually increased until the height of the cylinder wall of the nut rotating conveying channel at the position is consistent with that of the nut transition conveying baffle of the nut transition conveying channel;
the nut transition conveying channel comprises a section of nut transition conveying strip and a nut transition conveying baffle plate, wherein the nut transition conveying strip is arranged on the outer side of the nut transition conveying strip upwards, the nut transition conveying strip continues to extend along the direction of the outlet end of the nut rotation conveying strip, the width of the nut transition conveying strip gradually increases along the extending direction until the width of the outlet end of the nut transition conveying strip is twice the width of the inlet end of the nut transition conveying strip, and the inner edge of the nut transition conveying strip and the inner edge of the nut rotation conveying strip are in the same radian.
The nut screening passageway includes circular arc section screening passageway and straightway screening passageway, circular arc section screening passageway is three-quarter circular arc section, straightway screening passageway's entry end is tangent with circular arc section screening passageway's exit end, wherein circular arc section screening passageway includes that nut screens conveyer strip and the inboard ascending nut of nut screening conveyer strip screen baffle, the outside edge height of nut screening conveyer strip is higher than inboard edge, thereby make the nut on the nut screening conveyer strip have one to the trend of the inboard edge slope of nut screening conveyer strip make the nut be unlikely to fall outside the limit of nut screening conveyer strip.
The nut feed back channel surrounds in the circular arc section screening channel outside of nut screening channel, the nut feed back channel includes the outer baffle of nut feed back in the outside, and the lower extreme slant rotatory vibration dish main part of the outer baffle of nut feed back is connected with the feed back board, and the one end of the outer baffle of nut feed back channel entry end is passed through first connecting plate with the nut transition conveying baffle's of nut transition conveying channel one end and is connected, and the nut transition conveying baffle of nut feed back channel exit end passes through the second connecting plate and is connected with the outside of nut rotation conveying channel section of thick bamboo wall.
A first arc-shaped clearance is formed between the inner ring of the arc section screening channel and the wall of the nut rotary conveying channel of the rotary vibration disc main body, and a second arc-shaped clearance is formed between the outer ring of the arc section screening channel and the nut return outer baffle of the nut return channel.
The nut screening and conveying strip sequentially comprises a nut screening and conveying strip wide section, a nut screening and conveying strip narrow section, a nut step laying section and a nut hexagonal guide section from an inlet end to an outlet end;
an arc-shaped blocking rod along the length direction of the linear section screening channel is arranged above the outer edge of the nut screening and conveying strip at the inlet end of the linear section screening channel, the fixed end of the arc-shaped blocking rod is connected with a first connecting plate corresponding to the outer edge of the nut transition conveying strip, the width of the wide section of the nut screening and conveying strip is half of the width of the outlet end of the nut transition conveying strip,
the width of the narrow section of the nut screening and conveying strip is half of the width of the wide section of the nut screening and conveying strip,
the nut step laying section of the nut screening and conveying strip is an arc laying rod, the arc laying rod is tightly attached to the lower edge of the outer side of the nut screening and conveying baffle, the width of the nut step laying section of the nut screening and conveying strip is the width of the nut step,
the nut hexagonal guide section of the nut screening conveying strip is provided with a conveying groove with the width equal to the nut hexagonal width, the inner edge and the outer edge of the conveying groove are respectively provided with a convex strip with the height identical to that of the nut step placing section of the nut screening conveying strip, and a conveying groove is formed between the convex strips at the inner edge and the outer edge;
nut screening conveyer bar top baffle along nut screening conveyer bar length direction is provided outwards to nut screening conveyer bar nut step and nut screening conveyer bar nut hexagonal guide section correspond nut screening conveyer bar outside upper edge department.
Straightway screening channel is tangent with nut screening conveying strip nut hexagonal guide section, and straightway screening channel's cross-section includes bottom conveying strip, side direction blend stop and top blend stop, and bottom conveying strip, side direction blend stop and top blend stop form the C type structure of opening to the outside, and the outside limit of bottom conveying strip upwards is provided with spacing sand grip, and the back end of bottom conveying strip is provided with the fretwork of a waist circular shape.
The nut detection device comprises a detection rotating base, a detection rotating disk is arranged on the detection rotating base, the center of the bottom of the detection rotating disk is in power connection with the rotating output end of the detection rotating base, eight detection stations are uniformly arranged at the outer edge of the detection rotating disk, the shapes of the detection stations are matched with the shape of the nut,
a blowing device, a nut inner hole detection device and a blanking grabbing device are sequentially arranged at the detection station corresponding to the periphery of the detection rotating disk along the rotating direction of the detection rotating disk,
the inlet end of the nut detection device is positioned in the three o ' clock direction, the rotating disc is detected to rotate anticlockwise, and the blowing device, the nut inner hole detection device and the blanking grabbing device are respectively positioned in the one-to-half direction, the twelve o ' clock direction and the nine o ' clock direction;
a good product sorting mechanism is arranged on the left side of the discharging and grabbing device, and a good product box and a defective product box are respectively arranged on the left side of the good product sorting mechanism; the good product box is located the poor product box the place ahead.
Compared with the prior art, the invention has the beneficial effects that:
the method for detecting the nut of the inflating valve is suitable for industrial mass production, particularly can completely realize automatic operation in the screening and detecting process after the nut is produced, and is high in screening and detecting precision, so that the finally assembled inflating valve special for TPMS is simple in structure and reliable in quality.
Drawings
Fig. 1 is a schematic structural diagram of a special valve for a TPMS.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is an exploded view of fig. 1.
Fig. 4 is a cross-sectional view of fig. 3.
Fig. 5 is a schematic view of the nut of fig. 1.
Fig. 6 is a schematic view of a nut inspection system.
Fig. 7 is a schematic view of a first perspective of the nut screening apparatus.
Fig. 8 is a second perspective view of the nut sifting apparatus.
Fig. 9 is a schematic view of a third perspective view of the nut screening apparatus.
FIG. 10 is a schematic view of a detection rotary disk.
Fig. 11 is a schematic view of a good product sorting mechanism.
Wherein:
the valve body 101, the valve core 102, the sealing element 103, the gasket 104, the nut 105, the threaded section 105.1 of the cylinder, the hexagonal section 105.2, the step 105.3 and the dust cap 106
A control panel 204.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings, the special valve for the TPMS comprises a valve body 101, a valve core 102, a sealing element 103, a gasket 104, a nut 105 and a dust cap 106 which are sequentially sleeved from top to bottom;
the valve core 102 is assembled after being detected by a valve core detection system;
the nut 105 is assembled after being detected by the nut detection system 200;
the nut 105 comprises an upper cylindrical thread section 105.1 and a hexagonal section 105.2 at the lower end of the cylindrical thread section 105.1, and a step 105.3 is formed between the outer side of the hexagonal section 105.2 and the lower end face of the cylindrical thread section 105.1;
the nut detection system 200 comprises a nut detection system machine 201, wherein a right nut screening device 202, a left nut detection device 203 and a control panel 204 behind the nut screening device 202 are arranged on the nut detection system machine 201;
the nut screening device 202 comprises a nut screening vibration disc base 202.1 and a nut screening vibration disc on the nut screening vibration disc base 202.1, wherein the nut screening vibration disc comprises a rotary vibration disc main body 202.2, a nut rotary conveying channel 202.3, a nut transition conveying channel 202.4, a nut screening channel 202.5 and a nut return channel 202.6;
a nut rotating and conveying channel 202.3 which is upward in a spiral manner is arranged on the rotating and vibrating disk main body 202.2, the inlet end of the nut rotating and conveying channel 202.3 is connected with the nut storage disk 202.2.1 of the rotating and vibrating disk main body 202.2, the outlet end of the nut rotating and conveying channel 202.3 is connected with the inlet end of a nut transition conveying channel 202.4, the outlet end of the nut transition conveying channel 202.4 is connected with the inlet end of a nut screening channel 202.5, and the outlet end of the nut screening channel 202.5 is connected with the inlet end of a nut detection device 203;
the rotary vibration disc main body 202.2 is used for vibrating the nut and enabling the nut to enter the nut rotary conveying channel 202.3, the nut rotary conveying channel 202.3 comprises a cylindrical nut rotary conveying channel cylinder wall 202.3.1, a nut rotary conveying strip 202.3.2 which is upward in a spiral mode is arranged on the inner side edge of the nut rotary conveying channel cylinder wall 202.3.1, and the nut rotary conveying channel cylinder wall 202.3.1 is used for blocking the outer side of the nut when the nut is conveyed on the nut rotary conveying strip 202.3.2 in a rotating mode; the height of the nut rotary conveying channel cylinder wall 202.3.1 at the outlet section of the nut rotary conveying channel 202.3 is gradually increased until the height of the nut rotary conveying channel cylinder wall 202.3.1 at the position is consistent with the height of the nut transitional conveying baffle 202.4.2 of the nut transitional conveying channel 202.4;
the nut transitional conveying channel 202.4 comprises a section of nut transitional conveying strip 202.4.1 and a nut transitional conveying baffle 202.4.2 which is upward outside the nut transitional conveying strip 202.4.1, the nut transitional conveying strip 202.4.1 continues to extend along the direction of the outlet end of the nut rotating conveying strip 202.3.2, the width of the nut transitional conveying strip 202.4.1 gradually increases along the extending direction until the width of the outlet end of the nut transitional conveying strip 202.4.1 is twice the width of the inlet end of the nut transitional conveying strip 202.4.1, namely the width of the outlet end of the nut transitional conveying strip 202.4.1 is twice the width of the nut rotating conveying strip 202.3.2, and the inner edge of the nut transitional conveying strip 202.4.1 and the inner edge of the nut rotating conveying strip 202.3.2 are on the same radian, so that the nut transitional conveying baffle 202.4.2 expands along the outer side of the length direction;
the nut screening channel 202.5 comprises an arc section screening channel and a straight section screening channel, the arc section screening channel is an 3/4 arc section, the inlet end of the straight section screening channel is tangent with the outlet end of the arc section screening channel, the arc section screening channel comprises a nut screening conveying strip 202.5.1 and a nut screening conveying baffle 202.5.2, the inner side of the nut screening conveying strip 202.5.1 faces upwards, the top height of the nut screening conveying baffle 202.5.2 is consistent with the top height of a cylinder wall 202.3.1 of the nut rotating conveying channel, and the outer side edge of the nut screening conveying strip 202.5.1 is higher than the inner side edge, so that nuts on the nut screening conveying strip 202.5.1 have a tendency of inclining towards the inner side edge of the nut screening conveying strip 202.5.1, and the nuts are prevented from falling beyond the outer side edge of the nut screening conveying strip 202.5.1;
the nut return channel 202.6 surrounds the outer side of the circular arc section screening channel of the nut screening channel 202.5, the nut return channel 202.6 comprises a nut return outer baffle 202.6.1 on the outer side, the lower end of the nut return outer baffle 202.6.1 is obliquely connected with the return plate 202.6.2 through the main body 202.2 of the rotary vibration disc, one end of the nut return outer baffle 202.6.1 at the inlet end of the nut return channel 202.6 is connected with one end of the nut transition conveying baffle 202.4.2 of the nut transition conveying channel 202.4 through a first connecting plate, and the nut transition conveying baffle 202.4.2 at the outlet end of the nut return channel 202.6 is connected with the outer side of the nut rotary conveying channel cylinder wall 202.3.1 through a second connecting plate;
a first arc-shaped clearance 202.8 is formed between the inner ring of the arc-shaped screening channel and the nut rotary conveying channel cylinder wall 202.3.1 of the rotary vibration disc main body 202.2, and a second arc-shaped clearance 202.7 is formed between the outer ring of the arc-shaped screening channel and the nut return outer baffle 202.6.1 of the nut return channel 202.6;
the nut screening and conveying strip 202.5.1 sequentially comprises a nut screening and conveying strip wide section 202.5.11, a nut screening and conveying strip narrow section 202.5.12, a nut step shelving section 202.5.13 of the nut screening and conveying strip and a nut hexagonal guide section 202.5.14 of the nut screening and conveying strip from an inlet end to an outlet end, wherein the nut screening and conveying strip wide section 202.5.11, the nut screening and conveying strip narrow section 202.5.12, the nut screening and conveying strip nut step shelving section 202.5.13 and the nut hexagonal guide section 202.5.14 of the nut screening and conveying strip respectively occupy 2/9, 4/9, 1/9 and 2/9 of the overall length of a screening channel of an arc section;
an arc-shaped stop rod 202.5.3 along the length direction of the straight-line section screening channel is arranged above the outer edge of the nut screening and conveying strip 202.5.1 at the inlet end of the straight-line section screening channel, the fixed end of the arc-shaped stop rod 202.5.3 is connected to a first connecting plate corresponding to the outer edge of the nut transition conveying strip 202.4.1, the width of the width section 202.5.11 of the nut screening and conveying strip is half of the width of the outlet end of the nut transition conveying strip 202.4.1, nuts at the outer half section of the outlet end of the nut transition conveying strip 202.4.1 can fall onto the width section 202.5.11 of the nut screening and conveying strip, the nuts at the outer half section of the outlet end of the nut transition conveying strip 202.4.1 are erected under the action of the arc-shaped stop rod 202.5.3, and the nuts at the inner half section of the outlet end of the nut transition conveying strip 202.4.1 directly fall into the first arc-shaped gap 202;
the width of the narrow section 202.5.12 of the nut screening conveying strip is half of the width of the wide section 202.5.11 of the nut screening conveying strip, the narrow section 202.5.12 of the nut screening conveying strip is used for screening off the standing nuts conveyed by the excessive wide section 202.5.11 of the nut screening conveying strip, so that the nuts fall into the second arc-shaped gap 202.7 and return to the main body 202.2 of the rotary vibration disc through the nut returning channel 202.6,
the nut step laying section 202.5.13 of the nut screening and conveying strip is an arc laying rod, the arc laying rod is tightly attached to the lower edge of the outer side of the nut screening and conveying baffle 202.5.2, the width of the nut step laying section 202.5.13 of the nut screening and conveying strip is the width of the step of the nut, the step of the nut is laid on the nut step laying section 202.5.13 of the nut screening and conveying strip for conveying in the conveying process of the nut,
the nut hexagonal guiding section 202.5.14 of the nut screening conveying strip is provided with a conveying groove with the width equal to the nut hexagonal width, the inner edge and the outer edge of the conveying groove are respectively provided with a convex strip with the height identical to that of the nut step laying section 202.5.13 of the nut screening conveying strip, and a conveying groove is formed between the convex strips at the inner edge and the outer edge, so that the hexagonal nuts can be guided and conveyed in the conveying groove;
the nut screening and conveying strip top baffle 202.5.4 along the length direction of the nut screening and conveying strip is arranged outwards at the upper edge of the outer side of the nut screening and conveying baffle 202.5.2 corresponding to the nut step placing section 202.5.13 and the nut screening and conveying strip nut hexagonal guide section 202.5.14, the nut screening and conveying strip top baffle 202.5.4 is used for screening out nuts with the height not meeting the requirement in the process of screening and conveying the nuts on the nut step placing section 202.5.13 and the nut screening and conveying strip nut hexagonal guide section 202.5.14 of the nut screening and conveying strip, so that the nuts with larger size fall into the second arc-shaped gap 202.7 and return to the rotary vibration disc main body 202.2 through the nut return channel 202.6,
the straight-line section screening channel is tangent to the nut hexagonal guide section 202.5.14 of the nut screening conveying strip, the cross section of the straight-line section screening channel comprises a bottom conveying strip 202.5.5.1, a lateral barrier strip 202.5.5.2 and a top barrier strip 202.5.5.3, the bottom conveying strip 202.5.5.1, the lateral barrier strip 202.5.5.2 and the top barrier strip 202.5.5.3 form a C-shaped structure with an outward opening, a limiting convex strip 202.7.4 is arranged on the outer side edge of the bottom conveying strip 202.5.5.1 in an upward mode, a waist-round hollow 202.5.5.4 is arranged at the rear section of the bottom conveying strip 202.5.5.1, and the hollow 202.5.5.4 is used for enabling nuts with small sizes to fall downwards;
the outlet end of the straight line section screening channel is connected to the inlet end of the nut detection device 203.
The nut detection device 203 comprises a detection rotating base 203.1, a detection rotating disc 203.2 is arranged on the detection rotating base 203.1, the bottom center of the detection rotating disc 203.2 is in power connection with the rotation output end of the detection rotating base 203.1, eight detection stations are uniformly arranged at the outer side edge of the detection rotating disc 203.2, the shapes of the detection stations are matched with the shape of a nut, each detection station comprises an arc attaching surface 203.2.1 with the shape matched with the outer wall shape of a cylindrical thread section 105.1 of the nut and a hexagonal attaching surface 203.2.2 with the shape matched with the outer wall shape of a hexagonal section 105.2 of the nut, a planar placing surface 203.2.3 used for placing a step 105.3 is arranged between the hexagonal attaching surface 203.2.2 and the arc attaching surface 203.2.1, and a circular hollow 203.2.4 penetrating through the detection rotating disc 203.2 is arranged below the hexagonal attaching surface 203.2.2;
the air blowing device 203.3, the nut inner hole detection device 203.4 and the blanking grabbing device 203.5 are sequentially arranged at the detection station corresponding to the periphery of the detection rotating disk 203.2 along the rotating direction of the detection rotating disk 203.2,
the inlet end of the nut detection device 203 is positioned in the three o 'clock direction, the detection rotating disc 203.2 rotates anticlockwise, and the blowing device 203.3, the nut inner hole detection device 203.4 and the blanking grabbing device 203.5 are respectively positioned in the one o' clock direction, the twelve o 'clock direction and the nine o' clock direction;
a good product sorting mechanism 203.6 is arranged on the left side of the blanking gripping device 203.5, and a good product box 203.7 and a defective product box 203.8 are respectively arranged on the left side of the good product sorting mechanism 203.6; the good box 203.7 is positioned in front of the bad box 203.8,
non-defective products sorting mechanism 203.6 includes a longitudinal arrangement's guide beam 203.6.1, guide beam 203.6.1 is fixed in nut detecting system board 201 through its connecting seat of below, be provided with one on the guide beam 203.6.1 and be the removal seat 203.6.2 of longitudinal movement along the guide beam, the vertical pole 203.6.3 is connected on the left side of removal seat 203.6.2, be connected with a left open-ended guide box 203.6.4 around the left side of vertical pole 203.6.3 respectively, non-defective products box 203.7 and non-defective products box 203.8 are corresponded to the below of guide box 203.6.4, a longitudinal drive device is connected to the left end of removal seat 203.6.2, place in the rotating base 203.1 in the longitudinal drive device.
The working principle is as follows:
the nuts vibrate in the rotary vibration disc main body, the nuts enter the nut rotary conveying channel along with the vibrating nuts, then the nuts are conveyed to the nut transition conveying channel to enter the nut screening channel, the upright nuts are left at the wide nut screening conveying strip section at the inlet end of the nut screening conveying strip of the nut screening channel, redundant nuts are screened for the first time at the narrow nut screening conveying strip section, the redundant nuts are screened for the second time at the step laying section of the nuts of the nut screening conveying strip, the nuts with proper height and step width are left at the step laying section of the nuts of the nut screening conveying strip, the redundant nuts are screened for the third time, the nuts with proper hexagonal shapes are left at the hexagonal guide section of the nuts of the nut screening conveying strip, the redundant nuts are screened for the fourth time, the nuts with smaller sizes are screened at the hollowed-out part of the straight-line section screening channel, then the nuts with the external sizes meeting, carry out the blowing of hole with the nut and get rid of the piece to gas blowing device, then will carry the nut to nut hole detection device and detect nut hole size, the PLC treater in the data connection control panel of the hole size that detects out discerns whether good products or defective products, and the nut snatchs to its left good products sorting mechanism under unloading grabbing device's effect at last, falls in good products box or defective products box according to the requirement of good products and defective products.
The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (7)
1. The nut detection method of the inflating valve is characterized in that a nut detection system is adopted for detection, the nut detection system comprises a nut detection system machine table (201), and a right nut screening device (202), a left nut detection device (203) and a control panel (204) behind the nut screening device (202) are arranged on the nut detection system machine table (201);
the nuts vibrate in the rotary vibration disc main body, the nuts enter the nut rotary conveying channel along with the vibrating nuts, then the nuts are conveyed to the nut transition conveying channel to enter the nut screening channel, the upright nuts are left at the wide nut screening conveying strip section at the inlet end of the nut screening conveying strip of the nut screening channel, redundant nuts are screened for the first time at the narrow nut screening conveying strip section, the redundant nuts are screened for the second time at the step laying section of the nuts of the nut screening conveying strip, the nuts with proper height and step width are left at the step laying section of the nuts of the nut screening conveying strip, the redundant nuts are screened for the third time, the nuts with proper hexagonal shapes are left at the hexagonal guide section of the nuts of the nut screening conveying strip, the redundant nuts are screened for the fourth time, the nuts with smaller sizes are screened at the hollowed-out part of the straight-line section screening channel, then the nuts with the external sizes meeting, conveying the nuts to an air blowing device for blowing air into inner holes to remove scraps, conveying the nuts to a nut inner hole detection device for detecting the size of the inner holes of the nuts, connecting the data of the detected size of the inner holes with a PLC (programmable logic controller) in a control panel for identifying whether the nuts are good products or defective products, and finally grabbing the nuts to a good product classification mechanism on the left side of the nuts under the action of a blanking grabbing device to fall into a good product box or a defective product box according to the requirements of the good products and the defective products;
the nut screening device (202) comprises a nut screening vibration disc base (202.1) and a nut screening vibration disc on the nut screening vibration disc base (202.1), wherein the nut screening vibration disc comprises a rotary vibration disc main body (202.2), a nut rotary conveying channel (202.3), a nut transition conveying channel (202.4), a nut screening channel (202.5) and a nut return channel (202.6);
the nut screening channel (202.5) comprises an arc section screening channel and a straight line section screening channel, the arc section screening channel is a three-quarter arc section, the inlet end of the straight line section screening channel is tangent to the outlet end of the arc section screening channel, the arc section screening channel comprises a nut screening conveying strip (202.5.1) and a nut screening conveying baffle (202.5.2) which is upward from the inner side of the nut screening conveying strip (202.5.1), and the height of the outer edge of the nut screening conveying strip (202.5.1) is higher than that of the inner edge, so that nuts on the nut screening conveying strip (202.5.1) have a tendency of inclining towards the inner edge of the nut screening conveying strip (202.5.1) to enable the nuts not to fall outside the outer edge of the nut screening conveying strip (202.5.1);
the nut screening and conveying strip (202.5.1) sequentially comprises a nut screening and conveying strip wide section (202.5.11), a nut screening and conveying strip narrow section (202.5.12), a nut step laying section (202.5.13) of the nut screening and conveying strip and a nut hexagonal guide section (202.5.14) of the nut screening and conveying strip from an inlet end to an outlet end;
an arc-shaped blocking rod (202.5.3) along the length direction of the straight-line section screening channel is arranged above the outer edge of the nut screening and conveying strip (202.5.1) at the inlet end of the straight-line section screening channel, the fixed end of the arc-shaped blocking rod (202.5.3) is connected with a first connecting plate corresponding to the outer edge of the nut transition conveying strip (202.4.1), the width of the wide section (202.5.11) of the nut screening and conveying strip is half of the width of the outlet end of the nut transition conveying strip (202.4.1),
the width of the narrow section (202.5.12) of the nut screening conveying strip is half of the width of the wide section (202.5.11) of the nut screening conveying strip,
the nut step laying section (202.5.13) of the nut screening and conveying strip is an arc laying rod, the arc laying rod is tightly attached to the lower edge of the outer side of the nut screening and conveying baffle (202.5.2), the width of the nut step laying section (202.5.13) of the nut screening and conveying strip is the width of the step of the nut,
the nut hexagonal guide section (202.5.14) of the nut screening and conveying strip is provided with a conveying groove with the width equal to the nut hexagonal width, the inner edge and the outer edge of the conveying groove are respectively provided with a convex strip with the height identical to that of the nut step placing section (202.5.13) of the nut screening and conveying strip, and the conveying groove is formed between the convex strips at the inner edge and the outer edge;
nut screening conveying strip top baffle plates (202.5.4) along the length direction of the nut screening conveying strip are arranged outwards at the outer side upper edge of the nut screening conveying baffle plates (202.5.2) at the positions corresponding to the nut step placing sections (202.5.13) and the nut screening conveying strip nut hexagonal guide sections (202.5.14).
2. The method for detecting the nut of the inflating valve according to claim 1, wherein a nut rotating and conveying channel (202.3) which is upward spirally is arranged on a rotating and vibrating disk main body (202.2), the inlet end of the nut rotating and conveying channel (202.3) is connected with a nut storage disk (202.2.1) of the rotating and vibrating disk main body (202.2), the outlet end of the nut rotating and conveying channel (202.3) is connected with the inlet end of a nut transition conveying channel (202.4), the outlet end of the nut transition conveying channel (202.4) is connected with the inlet end of a nut screening channel (202.5), and the outlet end of the nut screening channel (202.5) is connected with the inlet end of a nut detecting device (203);
the rotary vibration disc main body (202.2) is used for vibrating the nut and enabling the nut to enter the nut rotary conveying channel (202.3), the nut rotary conveying channel (202.3) comprises a cylindrical nut rotary conveying channel cylinder wall (202.3.1), a nut rotary conveying strip (202.3.2) which is upwards screwed is arranged on the inner side edge of the nut rotary conveying channel cylinder wall (202.3.1), and the nut rotary conveying channel cylinder wall (202.3.1) is used for blocking the outer side of the nut when the nut is conveyed on the nut rotary conveying strip (202.3.2) in a rotating mode; the height of the nut rotating conveying channel cylinder wall (202.3.1) at the outlet section of the nut rotating conveying channel (202.3) is gradually increased until the height of the nut rotating conveying channel cylinder wall (202.3.1) is consistent with that of a nut transition conveying baffle (202.4.2) of the nut transition conveying channel (202.4);
nut transition transfer passage (202.4) are including one section nut transition conveying strip (202.4.1) and nut transition conveying strip (202.4.1) outside ascending nut transition conveying baffle (202.4.2), nut transition conveying strip (202.4.1) continue to extend along the direction of the exit end of nut rotation conveying strip (202.3.2), the width of nut transition conveying strip (202.4.1) is along extending direction increase gradually, the width of exit end until nut transition conveying strip (202.4.1) is twice of the width of nut transition conveying strip (202.4.1) entry end, and the inward flange of nut transition conveying strip (202.4.1) and the inward flange of nut rotation conveying strip (202.3.2) are on same radian.
3. The method for detecting the nut of the valve mouth according to claim 1, wherein the nut returning channel (202.6) surrounds the outer side of the circular arc section screening channel of the nut screening channel (202.5), the nut returning channel (202.6) comprises an outer nut returning baffle (202.6.1) on the outer side, a returning plate (202.6.2) is connected to the lower end of the outer nut returning baffle (202.6.1) in the inclined rotating vibration disc main body (202.2), one end of the outer nut returning baffle (202.6.1) at the inlet end of the nut returning channel (202.6) is connected with one end of a nut transition conveying baffle (202.4.2) of the nut transition conveying channel (202.4) through a first connecting plate, and the nut transition conveying baffle (202.4.2) at the outlet end of the nut returning channel (202.6) is connected with the outer side of the nut rotating conveying channel cylinder wall (202.3.1) through a second connecting plate.
4. The method for detecting the nut of the inflating valve according to claim 1, wherein a first arc-shaped clearance (202.8) is formed between the inner ring of the arc-shaped section screening channel and the nut rotary conveying channel cylinder wall (202.3.1) of the rotary vibration disc main body (202.2), and a second arc-shaped clearance (202.7) is formed between the outer ring of the arc-shaped section screening channel and the nut return outer baffle (202.6.1) of the nut return channel (202.6).
5. The method for detecting the nut of the inflating valve according to claim 1, wherein the straight-line section screening channel is tangent to a nut hexagonal guide section (202.5.14) of a nut screening conveying strip, the cross section of the straight-line section screening channel comprises a bottom conveying strip (202.5.5.1), a lateral barrier strip (202.5.5.2) and a top barrier strip (202.5.5.3), the bottom conveying strip (202.5.5.1), the lateral barrier strip (202.5.5.2) and the top barrier strip (202.5.5.3) form a C-shaped structure with an outward opening, a limiting convex strip (202.7.4) is arranged on the outer side of the bottom conveying strip (202.5.5.1) in the upward direction, and a waist-round hollow part (202.5.5.4) is arranged on the rear section of the bottom conveying strip (202.5.5.1).
6. The method for detecting the nut of the inflating valve according to claim 1, wherein the nut detection device (203) comprises a detection rotating base (203.1), the detection rotating base (203.1) is provided with a detection rotating disc (203.2), the bottom center of the detection rotating disc (203.2) is in power connection with the rotating output end of the detection rotating base (203.1), the outer edge of the detection rotating disc (203.2) is uniformly provided with eight detection stations, the shapes of the detection stations are matched with the shapes of the nuts,
a blowing device (203.3), a nut inner hole detection device (203.4) and a blanking grabbing device (203.5) are sequentially arranged at the detection station corresponding to the periphery of the detection rotating disc (203.2) along the rotating direction of the detection rotating disc (203.2),
the inlet end of the nut detection device (203) is positioned in the three o 'clock direction, the detection rotating disc (203.2) rotates anticlockwise, and the blowing device (203.3), the nut inner hole detection device (203.4) and the blanking grabbing device (203.5) are respectively positioned in the one o' clock direction, the half o 'clock direction and the nine o' clock direction;
a good product sorting mechanism (203.6) is arranged on the left side of the blanking gripping device (203.5), and a good product box (203.7) and a defective product box (203.8) are respectively arranged on the left side of the good product sorting mechanism (203.6); the good product box (203.7) is positioned in front of the bad product box (203.8).
7. The method according to claim 6, wherein the good product sorting mechanism comprises a longitudinally arranged guide beam, the guide beam is fixed to a nut detection system machine table through a connecting seat below the guide beam, a moving seat capable of moving longitudinally along the guide beam is arranged on the guide beam, a longitudinal rod is connected to the left side of the moving seat, a material guiding box with a left opening is connected to the front and the rear of the left side of the longitudinal rod, and a good product box and a defective product box are arranged below the material guiding box.
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| CN201810763069.8A CN108993916B (en) | 2018-07-12 | 2018-07-12 | Method for detecting nut of inflating valve |
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| CN108993916B true CN108993916B (en) | 2020-05-26 |
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| CN110849892A (en) * | 2019-12-09 | 2020-02-28 | 江苏顺航电子科技有限公司 | FVC outward appearance detection device |
| CN118649908B (en) * | 2024-08-19 | 2024-11-08 | 四川旭茂微科技有限公司 | Packaging chip pin detection device |
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Denomination of invention: A valve nut detection method Effective date of registration: 20210918 Granted publication date: 20200526 Pledgee: China Construction Bank Corporation Jiangyin sub branch Pledgor: JIANGYIN CHUANGXIN TYRE VALVE Co.,Ltd. Registration number: Y2021980009570 |
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Date of cancellation: 20220812 Granted publication date: 20200526 Pledgee: China Construction Bank Corporation Jiangyin sub branch Pledgor: JIANGYIN CHUANGXIN TYRE VALVE Co.,Ltd. Registration number: Y2021980009570 |
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