CN218464811U - Double-feeding detection device for automobile bolts - Google Patents

Abstract

The utility model relates to the technical field of double-feeding detection equipment for automobile bolts, and provides a double-feeding detection device for automobile bolts, which comprises a double-feeding detection device for automobile bolts, wherein the double-feeding detection device comprises an overturning feeding mechanism, a conveying roller mechanism is arranged on one side of the overturning feeding mechanism, a feeding mechanism is arranged on the same side of the overturning feeding mechanism and the conveying roller mechanism, a bolt detection table is connected to the other side of the feeding mechanism, and the bolt detection table is connected with a discharging mechanism; the conveying roller mechanism comprises a conveying frame, wherein double conveying roller ways are arranged on the conveying frame and are divided into an upper charging tray roller way and a lower charging tray roller way from outside to inside, and an upper material shifting tray mechanism is fixed on the conveying frame on one side of the upper charging tray roller way; the feeding mechanism comprises a workbench, a vibrating disc is fixed on the workbench, a discharging drive plate mechanism is fixed on the workbench, a moving platform mechanism is further arranged, a push rod of the discharging drive plate mechanism is in the same line with a roller way of the discharging disc, and a push rod of the feeding drive plate mechanism is in the same line with the roller way of the feeding disc; and the workbench is also provided with a feeding mechanical arm.

Description

Double-feeding detection device for automobile bolts

Technical Field

The utility model relates to a two material loading check out test set technical field of car bolt, concretely relates to two material loading detection devices of car bolt.

Background

Bolt: mechanical parts, cylindrical threaded fasteners fitted with nuts. The fastener consisting of the head and the screw (the cylinder with the external thread) needs to be matched with a nut and used for fastening and connecting two parts with through holes, and the precision requirement of the automobile bolt is very high.

When the existing equipment detects the automobile bolts and loads the automobile bolts, manual loading or machine loading is mostly adopted, the manual loading efficiency is low, and the efficiency cannot be ensured for large-batch part detection; when mechanical feeding is adopted, although efficiency can be improved for large-batch part detection, when automobile bolts with high precision requirements are fed, collision between parts easily damages the surfaces of the automobile bolts, so that the rejection rate of the automobile bolts is high, cost is improved, only a high-precision detection production line can be set again, and only in order to detect the high-precision bolts, the input cost is too high, so that the automobile nut measuring device is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides a two material loading detection device of car bolt, through upset feeding mechanism and vibration dish phase-match, can be to waiting to examine the bolt in batches and detect, it is not high to detect the required precision simultaneously, adopt this kind of pay-off mode, can improve work efficiency, through setting up on \ unloading driver plate mechanism, move and cooperate between platform and the transportation roller mechanism, can be to the high bolt of requirement, the bolt interval is placed on the material dish, prevent to bump between the bolt, lead to the bolt to scrap, through the cooperation between upset feeding mechanism and transportation roller mechanism and the feed mechanism, can realize different required precision bolt material loading modes, reduce the cost of newly-opened production line, improve work efficiency simultaneously, guarantee the correct rate that detects.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a two material loading detection device of car bolt, is equipped with transportation roller mechanism, its characterized in that including upset feeding mechanism, one side of upset feeding mechanism: a feeding mechanism is arranged on the same side of the overturning feeding mechanism and the conveying roller mechanism, a bolt detection table is connected to the other side of the feeding mechanism, and the bolt detection table is connected with a discharging mechanism;

the conveying roller mechanism comprises a conveying frame, double conveying roller ways are arranged on the conveying frame and are divided into an upper material tray roller way and a lower material tray roller way from outside to inside, and an upper material tray shifting mechanism is fixed on the conveying frame on one side of the upper material tray roller way;

the feeding mechanism comprises a workbench, a vibrating disc is fixed on the workbench, a discharging drive plate mechanism is fixed on the workbench, a platform moving mechanism is further arranged, a push rod of the discharging drive plate mechanism is in the same line with a roller way of the discharging disc, and a push rod of the feeding drive plate mechanism is in the same line with the roller way of the feeding disc;

still be equipped with feeding mechanical arm on the workstation, snatch the material on the feed mechanism and transport to the bolt and examine the test table on.

Preferably, the overturning and feeding mechanism comprises an overturning rack, a feeding support rack is fixed at one end of the overturning rack, a feeding swing arm rack is fixed at the opposite end of the overturning rack, the feeding swing arm rack is rotationally connected to one end of a swing arm, the other end of the swing arm is rotationally connected with a support rod piece, and the interior of the swing arm is connected with the support rod piece through transmission of large and small gear chains; the support rod piece is rotationally connected to the bottom of the overturning tray, a motor is fixed on the support rod piece, and the output end of the motor is in transmission with the overturning tray through a gear chain; a connecting rod is arranged at the bottom of the overturning tray and one side of the support rod; a driving motor is fixed on the overturning frame, and the output end of the driving motor is in transmission with a gear chain on the swing arm.

Preferably, the upper material stirring disc mechanism comprises a base fixed on the transportation frame, a transverse moving cylinder is fixed on the base, a vertical cylinder is fixed on a pushing head of the transverse moving cylinder, and a push rod is fixed on the pushing head of the vertical cylinder.

Preferably, the feed inlet of vibration dish is used for receiving the material on the upset feeding mechanism, and the discharging channel end of vibration dish is equipped with the fender position piece, and the discharging channel of vibration dish is vertical long rail, and the bolt is arranged in proper order on discharging channel.

Preferably, the moving platform mechanism comprises a moving fixing seat fixed on the workbench, a moving servo moving platform moving cylinder is arranged on the moving fixing seat, a moving platform is fixed on a pushing head of the moving servo moving platform moving cylinder, and the moving platform is used for transporting the material plate from a material feeding plate roller way to a material discharging plate roller way.

Preferably, the feeding mechanical arm is arranged on the workbench and comprises a feeding fixing seat fixed on the workbench, a transverse moving cylinder is arranged on the fixing seat, a vertical cylinder is fixed on one side of a pushing block of the transverse moving cylinder, a three-finger pneumatic clamping jaw is fixed on a pushing head of the vertical cylinder and is positioned above the discharging channel and the moving platform.

Preferably, a discharging mechanical arm is fixed on the bolt detection table, and a feeding station, a first idle station, an outer diameter detection station, an outer contour detection station, a spline depth detection station, a second idle station, a discharging station and a third idle station are sequentially arranged on the bolt detection table clockwise; the outer diameter detection station comprises a fixing seat fixed on the bolt detection table, a vertical cylinder is fixed on the fixing seat, a connecting block is fixed on a pushing head of the vertical cylinder, outer diameter detection heads are arranged on two sides of the connecting block, a clamping jaw cylinder is further fixed on the connecting block, the outer side of a bolt can be clamped, the bolt is prevented from shaking on the station, and the detection precision is influenced. The outer contour detection station consists of a camera, a lens and a light source and is used for detecting the outer surface of the nut. Spline degree of depth detection station is fixed with the actuating cylinder including fixing the support on the bolt detects the platform on the support, and the pushing head of actuating cylinder is fixed with the spline degree of depth and detects the head, and through the downstream of actuating cylinder, it detects downthehole the detecting of nut to drive the spline degree of depth detection head downstream. Support one side is fixed with the sideslip cylinder, is fixed with the riser on the ejector pad of sideslip cylinder, and the top of riser is fixed with the spline alignment head, can be used for the calibration spline whether fix in place, reduces the detection error, improves the rate of accuracy that detects.

Preferably, the blanking mechanism includes a blanking frame, a blanking platform moving mechanism is arranged on the blanking frame, one end of the blanking platform moving mechanism is connected with the bolt detection platform, the other end of the blanking platform moving mechanism is connected with the blanking transport roller mechanism, the blanking platform moving mechanism and the platform moving mechanism are identical in structure and are not described in detail, the blanking transport roller mechanism and the transport roller mechanism are identical in structure and are divided into a feeding plate channel and a blanking plate channel, a blanking platform moving mechanism is arranged on the blanking frame on one side of the feeding plate channel, a blanking full-material platform moving mechanism is arranged on the blanking frame on one side of the blanking plate channel, and the blanking platform moving mechanism and the blanking full-material platform moving mechanism are identical in structure with the feeding platform moving mechanism.

Preferably, an unqualified bin station is further arranged on the bolt detection platform, and the unqualified bin station and the blanking station are on the same horizontal line; the unqualified bin station includes three hoses on the through bolt detection platform surface, and what from left to right corresponds respectively is that the unqualified hose of external diameter detects the station, and the unqualified hose of outline detection station and the unqualified hose of spline degree of depth detection station, every hose all UNICOM to the bolt detect the rack of platform in, is equipped with corresponding recovery box in the rack respectively, and unqualified nut passes through the nut and slides and falls into the recovery box, waits to open the cabinet door by the staff after a certain amount and retrieves and empty.

(III) advantageous effects

The embodiment of the utility model provides a two material loading detection device of car bolt. The method has the following beneficial effects:

1. through upset feeding mechanism and vibration dish phase-match, can wait to examine the bolt to detect to big batch, not high to detecting the required precision simultaneously, adopt this kind of pay-off mode, can improve work efficiency.

2. Through setting up between unloading driver plate mechanism, the platform of moving and the transportation roller mechanism and cooperating, can be to the bolt that requires height, the bolt interval is placed on the material dish, prevents to bump between the bolt, leads to the bolt to scrap.

3. Through the cooperation between upset feeding mechanism and transport roller mechanism and the feed mechanism, can realize different required precision bolt material loading modes, reduce the cost of newly-opened production line, improve work efficiency simultaneously, guarantee the exactness of detection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the turnover feeding mechanism of the utility model;

FIG. 3 is a schematic view of the structure of the transportation roller of the present invention;

fig. 4 is a schematic view of the upper material shifting disc mechanism of the present invention;

fig. 5 is a schematic view of the feeding mechanism of the present invention;

FIG. 6 is a schematic view of the bolt inspection table of the present invention;

fig. 7 is a schematic diagram of the outer diameter detection station of the present invention;

fig. 8 is a schematic view of the outer contour detection station of the present invention;

fig. 9 is a schematic view of the discharging mechanism of the present invention.

In the figure:1. a turnover feeding mechanism; 2. a transport roller mechanism; 3. a feeding mechanism; 4. a bolt detection table; 5. a blanking mechanism; 11. overturning the machine frame; 12. a feeding support frame; 13. a feeding swing arm frame; 14. a swing arm; 15. supporting the rod piece; 16. a drive motor; 17. turning over Rotating the tray; 18. a motor; 20. a transport rack; 21. double conveying roller ways; 22. a feeding tray roller bed; 23. a blanking plate roller way; 24. material loading is dialled A disk mechanism; 25. a base; 26. push rod；30. A work table; 31. a vibrating pan; 32. a discharge channel; 33. a stop block;34. a material moving fixing seat; 35. a material moving servo moving cylinder; 36. moving the platform; 37. a stage moving mechanism;38. a blanking drive plate mechanism;39. a feeding fixing seat; 40. three-finger pneumatic clamping jaw;41. an eight-station turntable; 42. a feeding station; 43. a first idle station; 44. an outer diameter detection station; 45. outer cover A contour detection station; 46. a spline depth detection station; 47. a second idle station; 48. a blanking station; 49. a third idle station;60、 an outer diameter fixing seat; 61. connecting blocks; 62. outer diameter detection head；63. A clamping jaw cylinder; 64. a support; 65. a spline depth detection head; 66. a vertical block; 67. a spline alignment head; 68. an unqualified bin station; 69. flexible pipe；70. A feeding mechanical arm; 71. a discharging mechanical arm; 81. dischargingA frame; 82. a blanking platform moving mechanism; 83. a blanking conveying roller mechanism; 84. a feeding tray channel; 85. a blanking disc channel; 86. a lower material-loading mechanism; 87. full material of unloading moves material mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to the attached drawings 1-9, the double-feeding detection device for the automobile bolts comprises an overturning feeding mechanism 1, a conveying roller mechanism 2 is arranged on one side of the overturning feeding mechanism 1, a feeding mechanism 3 is arranged on the same side of the overturning feeding mechanism 1 and the conveying roller mechanism 2, the overturning feeding mechanism 1 and the conveying roller mechanism 2 are respectively used for conveying bolts with different precision requirements to the feeding mechanism 3, a bolt detection table 4 is connected to the other side of the feeding mechanism 3, the bolts conveyed by the feeding mechanism 3 can be detected one by one, the bolt detection table 4 is connected with a discharging mechanism 5, qualified bolts to be detected are boxed, and the bolts are conveyed to the next process.

The overturning feeding mechanism 1 comprises an overturning rack 11, a feeding support rack 12 is fixed at one end of the overturning rack 11, a feeding swing arm rack 13 is fixed at the opposite end of the overturning rack 11, the feeding swing arm rack 13 is rotatably connected at one end of a swing arm 14, the other end of the swing arm 14 is rotatably connected with a support rod piece 15, and the interior of the swing arm 14 is connected with the support rod piece 15 through transmission of large and small gear chains.

The support rod piece 15 is rotatably connected to the bottom of the overturning tray 17, a motor 18 is fixed on the support rod piece 15, and the output end of the motor 18 and the overturning tray 17 are driven by a gear chain to drive the overturning tray 17 to overturn and discharge.

A driving motor 16 is fixed on the overturning frame 11, the output end of the driving motor 16 is in transmission with a gear chain on the swinging arm 14, and the gear chain on the swinging arm 14 drives the supporting rod member 15 to rotate, so that the overturning tray 17 is close to the feed opening of the vibrating tray 6, and the nut in the overturning tray 17 is poured into the feed opening of the vibrating tray 6 under the driving of a motor 18.

The conveying roller mechanism 2 comprises a conveying frame 20, double conveying roller ways 21 are arranged on the conveying frame 20 and are divided into an upper material tray roller way 22 and a lower material tray roller way 23 from outside to inside, the width of the upper material tray roller way 22 and the width of the lower material tray roller way 23 can accommodate a single material tray for conveying, and a feeding drive plate mechanism 24 is fixed on the conveying frame 20 on one side of the upper material tray roller way 22.

The feeding dial plate mechanism 24 comprises a base 25 fixed on the transportation frame 20, a transverse moving cylinder is fixed on the base 25, a vertical cylinder is fixed on a pushing head of the transverse moving cylinder, a push rod 26 is fixed on the pushing head of the vertical cylinder, and the feeding plate can be pushed to be transported to the feeding mechanism 3 from the feeding plate roller way 22.

Feed mechanism 3 includes workstation 30, be fixed with vibration dish 31 on the workstation 30, the feed inlet of vibration dish 31 is used for receiving the material on the upset feeding mechanism 1, the discharge channel 32 end of vibration dish 31 is equipped with fender position piece 33, prevent that the bolt from dropping from discharge channel 32's end, discharge channel 32 of vibration dish 31 is vertical long rail, the bolt is arranged in proper order on discharge channel 32, through upset feeding mechanism 1 and vibration dish 31 phase-match, can wait to examine the bolt to detect to big batch, it is not high to detect the required precision simultaneously, adopt this kind of pay-off mode, can improve work efficiency.

A blanking dial mechanism 38 is fixed on the workbench 30, and a shifting table mechanism 37 is also arranged, the shifting table mechanism comprises a shifting fixing seat 34 fixed on the workbench 30, a shifting servo shifting cylinder 35 is arranged on the shifting fixing seat 34, a shifting table 36 is fixed on the push head of the shifting servo shifting cylinder 35, the shifting table 36 is used for transporting the material plate from the material feeding plate roller way 22 to the blanking plate roller way 23,

the feeding mechanical arm 70 is arranged on the workbench 30 and comprises a feeding fixing seat 39 fixed on the workbench 30, a transverse moving cylinder is arranged on the fixing seat 39, a vertical cylinder is fixed on one side of a pushing block of the transverse moving cylinder, a three-finger pneumatic clamping jaw 40 is fixed on a pushing head of the vertical cylinder and used for clamping the outer side of a bolt, and the three-finger pneumatic clamping jaw 40 is located above the discharging channel 32 and the moving platform 36 and can grab materials on the discharging channel 32 and the moving platform 36 to be transported to a detection station.

The structure of the blanking driving plate mechanism 38 is the same as that of the feeding driving plate mechanism 24, and is not repeated, the push rod of the blanking driving plate mechanism 38 is in the same line with the blanking disc roller way 23, the push rod of the feeding driving plate mechanism 24 is in the same line with the feeding disc roller way 22, the material disc can be transported by matching the feeding driving plate mechanism, the shifting table 36 and the feeding disc roller way, a plurality of bolts are loaded on the material disc, and the bolts are arranged at intervals among the bolts, the feeding driving plate mechanism 38 transports the material disc filled with materials, the material disc is pushed onto the shifting table 36 by the feeding driving plate mechanism 24, the bolts are transported to the bolt detection table by the feeding mechanical arm 70 to detect a row of materials on the material disc, the shifting servo shifting cylinder 35 moves forwards, the materials are grabbed from a new row, after all the materials are grabbed, the empty material disc is moved to the same line with the blanking disc roller way 23, the empty material disc is pushed to the blanking disc 23 by the blanking driving plate mechanism 38, and the roller way disc is refilled.

The bolt detection table 4 comprises an eight-station turntable 41 arranged on the bolt detection table 4, the feeding mechanical arm 70 clamps bolts on the feeding mechanism 3 to the feeding stations 42 of the eight-station turntable 41, and the eight-station turntable 41 rotates clockwise through the driving of a motor to enable the bolts to be detected in sequence.

A feeding station 42, a first idle station 43, an outer diameter detection station 44, an outer contour detection station 45, a spline depth detection station 46, a second idle station 47, a discharging station 48 and a third idle station 49 are sequentially arranged on the bolt detection table 4 clockwise;

the outer diameter detection station 44 comprises an outer diameter fixing seat 60 fixed on the bolt detection table 4, a vertical cylinder is fixed on the outer diameter fixing seat 60, a connecting block 61 is fixed on a pushing head of the vertical cylinder, outer diameter detection heads 62 are arranged on two sides of the connecting block 61, and a clamping jaw cylinder 63 is further fixed on the connecting block 61 and can clamp the outer side of the bolt to prevent the bolt from shaking on the station to influence detection precision.

The outer contour detection station 45 is composed of a camera, a lens and a light source and is used for detecting the outer surface of the nut.

Spline degree of depth detection station 46 is including fixing the support 64 on bolt detection platform 4, is fixed with the execution cylinder on the support 64, and the pushing head of execution cylinder is fixed with spline degree of depth detection head 65, and through the downstream of execution cylinder, it detects to drive spline degree of depth detection head 65 downstream to the nut is downthehole. A transverse moving cylinder is fixed on one side of the support 64, a vertical block 66 is fixed on a pushing block of the transverse moving cylinder, and a spline calibration head 67 is fixed at the top of the vertical block 66 and can be used for calibrating whether the spline is fixed in place, so that detection errors are reduced, and the accuracy of detection is improved.

The bolt detection table 4 is fixed with a discharging mechanical arm 71, the discharging mechanical arm 71 is used for grabbing bolts on the blanking station 48 and transporting the bolts to the blanking mechanism 5, and the discharging mechanical arm 71 and the feeding mechanical arm 70 have the same structure and are not described in detail.

The blanking mechanism 5 comprises a blanking frame 81, a blanking stage moving mechanism 82 is arranged on the blanking frame 81, one end of the blanking stage moving mechanism 82 is connected with the bolt detection table 4, the other end of the blanking stage moving mechanism is connected with a blanking transport roller mechanism 83, the blanking stage moving mechanism 82 and the stage moving mechanism 36 are identical in structure and not described in detail, the blanking transport roller mechanism 83 and the transport roller mechanism 2 are identical in structure and are divided into a feeding disc channel 84 and a blanking disc channel 85, a lower material loading mechanism 86 is arranged on the blanking frame 81 on one side of the feeding disc channel 84, a blanking full-material moving mechanism 87 is arranged on the blanking frame 81 on one side of the blanking disc channel 85, the lower material loading mechanism 86 and the blanking full-material moving mechanism 87 are identical in structure with the feeding stage moving mechanism 24, the feeding disc channel 84 transports an empty material disc, the material disc is pushed onto the blanking stage moving mechanism 82 through the lower material loading mechanism 86, the detected bolt is placed on the material disc by the discharging mechanical arm 71, after the material disc is fully placed on the material disc, and the blanking disc is transported to the same line of the blanking disc channel 85 through the blanking stage moving mechanism 82, and the blanking disc channel 85, and the blanking disc 85 is transported to complete the blanking process.

The bolt detection table 4 is further provided with an unqualified bin station 68, the unqualified bin station 68 and the blanking station 48 are on the same horizontal line, the discharging mechanical arm 71 is convenient to grab, and the process flow is reduced.

The unqualified bin station 68 comprises three hoses 69 on the surface of the through bolt detection table 4, the hoses with the unqualified outer diameter detection station 44, the hoses with the unqualified outer contour detection station 45 and the hoses with the unqualified spline depth detection station 46 correspond to each other from left to right, each hose is communicated to a cabinet of the bolt detection table 4, corresponding recovery boxes are arranged in the cabinets respectively, unqualified nuts slide into the recovery boxes through nuts, and after a certain number of the nuts are used, a cabinet door is opened by a worker to recover and empty.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (9)

1. The utility model provides a two material loading detection device of car bolt, is equipped with transportation roller mechanism (2), its characterized in that including upset feeding mechanism (1), one side of upset feeding mechanism (1): a feeding mechanism (3) is arranged on the same side of the turnover feeding mechanism (1) and the conveying roller mechanism (2), a bolt detection table (4) is connected to the other side of the feeding mechanism (3), and the bolt detection table (4) is connected with a blanking mechanism (5);

the conveying roller mechanism (2) comprises a conveying frame (20), double conveying roller ways (21) are arranged on the conveying frame (20) and are divided into a feeding tray roller way (22) and a discharging tray roller way (23) from outside to inside, and a feeding drive plate mechanism (24) is fixed on the conveying frame (20) on one side of the feeding tray roller way (22);

the feeding mechanism (3) comprises a workbench (30), a vibrating disc (31) is fixed on the workbench (30), a discharging driving disc mechanism (38) is fixed on the workbench (30), a moving table mechanism (37) is further arranged, a push rod of the discharging driving disc mechanism (38) is in the same line with a discharging disc roller way (23), and a push rod of the feeding driving disc mechanism (24) is in the same line with a feeding disc roller way (22);

and a feeding mechanical arm (70) is further arranged on the workbench (30), and materials on the grabbing feeding mechanism (3) are transported to the bolt detection table (4).

2. The double-feeding detection device for the automobile bolt as recited in claim 1, characterized in that: the overturning and feeding mechanism (1) comprises an overturning rack (11), a feeding support rack (12) is fixed at one end of the overturning rack (11), a feeding swing arm rack (13) is fixed at the opposite end of the overturning rack (11), the feeding swing arm rack (13) is rotatably connected to one end of a swing arm (14), the other end of the swing arm (14) is rotatably connected with a support rod piece (15), and the interior of the swing arm (14) is connected with the support rod piece (15) through transmission of large and small gear chains; the support rod piece (15) is rotatably connected to the bottom of the overturning tray (17), a motor (18) is fixed on the support rod piece (15), and the output end of the motor (18) is in transmission with the overturning tray (17) through a gear chain; a driving motor (16) is fixed on the overturning frame (11), and the output end of the driving motor (16) is in transmission with a gear chain on the swinging arm (14).

3. The double-feeding detection device for the automobile bolt as recited in claim 1, characterized in that: the feeding driving plate mechanism (24) comprises a base (25) fixed on the transportation frame (20), a transverse moving cylinder is fixed on the base (25), a vertical cylinder is fixed on a pushing head of the transverse moving cylinder, and a pushing rod (26) is fixed on the pushing head of the vertical cylinder.

4. The double-feeding detection device for the automobile bolt as recited in claim 1, characterized in that: the feed inlet of vibration dish (31) is used for receiving the material on the upset feeding mechanism (1), and discharging channel (32) end of vibration dish (31) is equipped with fender position piece (33), and discharging channel (32) of vibration dish (31) are vertical long rail, and the bolt is arranged in proper order on discharging channel (32).

5. The double-feeding detection device for the automobile bolt as recited in claim 1, characterized in that: the moving platform mechanism (37) comprises a moving fixing seat (34) fixed on the workbench (30), a moving servo moving platform transferring cylinder (35) is arranged on the moving fixing seat (34), a moving platform (36) is fixed on a pushing head of the moving servo moving platform transferring cylinder (35), and the moving platform (36) is used for transporting a material plate from an upper material plate roller way (22) to a lower material plate roller way (23).

6. The double-feeding detection device for the automobile bolt as recited in claim 1, characterized in that: the feeding mechanical arm (70) is arranged on the workbench (30) and comprises a feeding fixing seat (39) fixed on the workbench (30), a transverse moving cylinder is arranged on the feeding fixing seat (39), a vertical cylinder is fixed on one side of a pushing block of the transverse moving cylinder, a three-finger pneumatic clamping jaw (40) is fixed on a pushing head of the vertical cylinder, and the three-finger pneumatic clamping jaw (40) is located above the discharging channel (32) and the moving platform (36).

7. The double-feeding detection device for the automobile bolt as recited in claim 1, characterized in that: a discharging mechanical arm (71) is fixed on the bolt detection table (4), and a feeding station (42), a first idle station (43), an outer diameter detection station (44), an outer contour detection station (45), a spline depth detection station (46), a second idle station (47), a discharging station (48) and a third idle station (49) are sequentially arranged on the bolt detection table (4) clockwise; the outer diameter detection station (44) comprises an outer diameter fixing seat (60) fixed on a bolt detection platform (4), a vertical cylinder is fixed on the outer diameter fixing seat (60), a connecting block (61) is fixed on a push head of the vertical cylinder, outer diameter detection heads (62) are arranged on two sides of the connecting block (61), a clamping jaw cylinder (63) is further fixed on the connecting block (61), the outer side of the bolt can be clamped, the bolt is prevented from shaking on the station, and detection precision is affected, the outer contour detection station (45) comprises a camera, a lens and a light source, the outer surface of a nut is detected, a spline depth detection station (46) comprises a support (64) fixed on the bolt detection platform (4), an execution cylinder is fixed on the support (64), a spline depth detection head (65) is fixed on the push head of the execution cylinder, the spline depth detection head (65) is driven to move downwards to a nut hole to detect through downward movement of the execution cylinder, a cylinder side of the support (64) is fixed with an air cylinder, a vertical block (66) is fixed on the push head of the transverse cylinder, an alignment head (67) is fixed at the top of the vertical block (66), and the spline depth detection head can be fixed to correct detection rate and correct detection error can be improved.

8. The double-feeding detection device for the automobile bolt as recited in claim 1, characterized in that: the blanking mechanism (5) comprises a blanking frame (81), a blanking stage moving mechanism (82) is arranged on the blanking frame (81), one end of the blanking stage moving mechanism (82) is connected with the bolt detection table (4), the other end of the blanking stage moving mechanism is connected with a blanking transport roller mechanism (83), the blanking stage moving mechanism (82) is identical in structure with the stage moving mechanism (36), description is omitted, the blanking transport roller mechanism (83) is identical in structure with the transport roller mechanism (2) and is divided into a blanking disc channel (84) and a blanking disc channel (85), a blanking stage moving mechanism (86) is arranged on the blanking frame (81) on one side of the blanking disc channel (84), a blanking full-material moving mechanism (87) is arranged on the blanking frame (81) on one side of the blanking disc channel (85), and the blanking full-material moving mechanism (86) and the blanking dial plate mechanism (87) are identical in structure with the feeding dial plate mechanism (24).

9. The double-feeding detection device for the automobile bolt as recited in claim 1, characterized in that: an unqualified bin station (68) is further arranged on the bolt detection table (4), and the unqualified bin station (68) and the blanking station (48) are on the same horizontal line; unqualified feed bin station (68) are including three hoses (69) on through bolt detection platform (4) surface, and what correspond respectively from left to right is that the external diameter detects unqualified hose of station (44), and the outline detects unqualified hose of station (45) and the unqualified hose of spline degree of depth detection station (46), and every hose all UNICOM is equipped with corresponding recovery box in the rack to the rack of bolt detection platform (4) in.

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