CN220982905U

CN220982905U - Automobile fastener detection device

Info

Publication number: CN220982905U
Application number: CN202322358029.4U
Authority: CN
Inventors: 赵加恩
Original assignee: Zhejiang Fuerjia Machinery Co ltd
Current assignee: Zhejiang Fuerjia Machinery Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-05-17
Anticipated expiration: 2033-08-31

Abstract

The utility model provides an automobile fastener detection device, which comprises a base, a clamping assembly and a first motor, wherein a plurality of supporting columns are arranged at the top of the base, a top plate is arranged on a top fixing frame of each supporting column, a lifting plate is sleeved between the top plate and the base in a sliding manner through the supporting columns, an air cylinder is further arranged at the top of the base, the output end of the air cylinder is fixedly connected with the bottom of the lifting plate, the clamping assembly is arranged on the lifting plate and is used for clamping a bolt to be detected, the first motor is fixedly arranged at the top of the top plate, the output end of the first motor vertically penetrates through the top plate downwards and is provided with a mounting assembly, and nuts matched with the bolt to be detected are mounted on the mounting assembly.

Description

Automobile fastener detection device

Technical Field

The utility model relates to the technical field of automobile part detection, in particular to an automobile fastener detection device.

Background

The fastener is used as a mechanical part for connection, the bolt is the most commonly used and important part in the automobile fastener, and quality inspection personnel need to carry out spot check on the produced bolt at any time in the production process of the fastener, so that the quality of the bolt is ensured to be qualified, and safety accidents caused by the fact that unqualified bolts are applied to automobiles in a factory are avoided.

When detecting the bolt, often only detect the bulk strength of bolt and neglect the intensity of the screw thread of bolt, for example chinese patent publication No. CN211856176U discloses a bolt intensity detection device, and it is through placing the bolt that waits to detect in the outside reservation groove position of locating support, through rotating friction bolt head, utilizes punching press detection cylinder to drive the punching press detection piece at last and carries out intensity detection to the bolt.

The inventor finds that in the process of implementing the patent, the device can only detect the whole strength of the bolt, but cannot detect the thread teeth of the bolt, and the bolt is connected with an object to prevent the object from loosening, and the bolt and the nut are tightly combined by the torsion of the thread to form friction, so that the strength of the thread teeth of the bolt is also an important parameter, and if the strength of the thread teeth of the bolt is insufficient, the assembling part is unstable or the connection fails.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model provides an automobile fastener detection device, which solves the problem that the strength of a thread cannot be detected only by detecting the integral strength of a bolt when detecting the strength of the bolt in the prior art.

According to the embodiment of the utility model, the automobile fastener detection device comprises a base, a clamping assembly and a first motor, wherein a plurality of support columns are arranged at the top of the base, a top plate is arranged on a top fixing frame of the support columns, a lifting plate is sleeved between the top plate and the base in a sliding manner through the support columns, an air cylinder is further arranged at the top of the base, and the output end of the air cylinder is fixedly connected with the bottom of the lifting plate; the clamping assembly is arranged on the lifting plate and used for clamping the bolt to be detected; the first motor is fixedly arranged at the top of the top plate, the output end of the first motor vertically penetrates through the top plate downwards and then is provided with a mounting assembly, and a nut matched with the bolt to be detected is mounted on the mounting assembly.

Compared with the prior art, the utility model has the following beneficial effects: through adopting cylinder drive lifter plate to go up and down in vertical direction, the centre gripping subassembly on the lifter plate carries out the centre gripping to the head of bolt, and the back cylinder promotes the lifter plate and rises after the centre gripping finishes, and the nut on the installation component rotates under the drive of first motor and makes bolt screw in nut to fix the both ends of bolt, the stretch out and draw back to the bolt of rethread cylinder, the tensile action is carried out the back personnel of having torn down the bolt, judges whether the screw thread tooth of the bolt of this batch accords with the quality requirement through observing the shape change of screw thread tooth of bolt, and then has realized the detection to screw thread tooth of bolt.

Further, the mounting assembly includes: the mounting cylinder, the one end of mounting cylinder and the output fixed connection of first motor, the center of keeping away from the one end of first motor in the mounting cylinder is equipped with the mounting groove, and the nut gomphosis is in the mounting groove, and the jack with the inside intercommunication of mounting cylinder has been seted up to the one end that the mounting cylinder kept away from first motor, still is equipped with in the mounting cylinder to support the tight piece of support of nut in the mounting groove.

Further, the mounting cylinder comprises a first cylinder body and a second cylinder body, one end of the first cylinder body is fixedly connected with the output end of the first motor, and one end of the first cylinder body, which is far away from the first motor, is in threaded connection with the second cylinder body.

Further, the abutting piece is a spring.

Further, the clamping assembly includes: the two clamping plates are provided with sliding grooves, the two clamping plates are arranged on the sliding grooves in a sliding manner, and the lifting plate is also provided with a driving assembly for driving the two clamping plates to move towards the direction of approaching or separating from each other.

Further, the drive assembly includes: the two-way screw rod is horizontally and rotationally arranged in the sliding groove, two opposite ends of the two-way screw rod in the rotation direction are respectively in threaded connection with the two clamping plates, one end of the two-way screw rod penetrates out of the sliding groove and then is provided with a second motor, and the second motor is fixedly arranged on the side wall of the lifting plate.

Further, rubber pads are arranged on the opposite sides of the two clamping plates.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a front view of an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of an embodiment of the present utility model.

In the above figures: 1. a base; 2. a support column; 3. a top plate; 4. a lifting plate; 5. a cylinder; 6. a first motor; 7. a nut; 8. a mounting cylinder; 81. a first cylinder; 82. a second cylinder; 9. a tightening member; 10. a clamping plate; 11. a chute; 12. a two-way screw rod; 13. a second motor; 14. and (5) a bolt.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the embodiment of the utility model provides an automobile fastener detection device, which comprises a base 1, a clamping assembly and a first motor 6, wherein a plurality of support columns 2 are arranged at the top of the base 1, a top plate 3 is arranged on a top fixing frame of the support columns 2, a lifting plate 4 is sleeved between the top plate 3 and the base 1 in a sliding manner through the support columns 2, an air cylinder 5 is further arranged at the top of the base 1, and the output end of the air cylinder 5 is fixedly connected with the bottom of the lifting plate 4; the clamping assembly is arranged on the lifting plate 4 and is used for clamping the bolt 14 to be detected; the first motor 6 is fixedly arranged at the top of the top plate 3, a mounting assembly is arranged after the output end of the first motor 6 vertically penetrates through the top plate 3 downwards, and a nut 7 matched with a bolt 14 to be detected is mounted on the mounting assembly. When detecting the bolt 14, the head of the bolt 14 to be detected is clamped through the clamping component, then the air cylinder 5 (the same air cylinder 5 can also be an electric push rod) is started, the air cylinder 5 pushes the lifting plate 4 to ascend, meanwhile, the first motor 6 is started, the first motor 6 drives the mounting component to rotate, when the tail of the bolt 14 to be detected is abutted to the nut 7 on the mounting component, the rotation of the first motor 6 enables the bolt 14 to be detected to be screwed into the nut 7, after the bolt 14 is screwed into the nut 7 for a certain depth, the first motor 6 stops rotating, then the air cylinder 5 drives the lifting plate 4 to descend, so that the two ends of the bolt 14 are stretched, after the stretching is finished, the first motor 6 reversely rotates, so that the bolt 14 is screwed out of the nut 7, and a detector can observe whether the strength of a thread tooth of the bolt 14 meets the requirement or not through the thread tooth of the detected bolt 14.

As shown in fig. 1-3, further, the mounting assembly includes: the installation section of thick bamboo 8, the one end of installation section of thick bamboo 8 is fixed connection with the output of first motor 6, and the center of keeping away from the one end of first motor 6 in the installation section of thick bamboo 8 is equipped with the mounting groove, and nut 7 gomphosis is in the mounting groove, and the jack with the inside intercommunication of installation section of thick bamboo 8 has been seted up to the one end that first motor 6 was kept away from to installation section of thick bamboo 8, still is equipped with in the installation section of thick bamboo 8 to support tight piece 9 in the mounting groove with nut 7 tightly. The nut 7 is embedded in the mounting groove in the mounting cylinder 8 and cannot rotate, the abutting piece 9 abuts against the nut 7 in the mounting groove, when the bolt 14 to be detected is inserted into the jack of the mounting cylinder 8 to abut against the nut 7, the first motor 6 drives the mounting cylinder 8 to rotate and then is screwed into the nut 7, and the installation connection of the bolt 14 and the nut 7 in the mounting cylinder 8 is completed.

As shown in fig. 3, further, the mounting cylinder 8 includes a first cylinder 81 and a second cylinder 82, one end of the first cylinder 81 is fixedly connected with the output end of the first motor 6, and one end of the first cylinder 81 far away from the first motor 6 is in threaded connection with the second cylinder 82. When the nut 7 is damaged or the bolts 14 with different types are to be detected, the nut 7 needs to be replaced, the first cylinder 81 and the second cylinder 82 are detachably connected through threads, and detection personnel can conveniently replace the nut 7 and the abutting piece 9 in the installation cylinder 8.

As shown in fig. 3, further, the abutment 9 is a spring. When the cylinder 5 pushes the lifting plate 4 to ascend, the tail of the bolt 14 is abutted against the end part of the nut 7, the spring can play a role in buffering, and the damage of screw threads of the nut 7 and the bolt 14 caused by the rigid contact of the spring is avoided, so that the detection result is more accurate.

As shown in fig. 1-3, the clamping assembly further comprises two clamping plates 10, wherein the lifting plate 4 is provided with a sliding groove 11, the two clamping plates 10 are slidably arranged on the sliding groove 11, and the lifting plate 4 is also provided with a driving assembly for driving the two clamping plates 10 to move towards or away from each other. In this embodiment, the clamping plates 10 are arc-shaped, the bolts 14 to be detected are vertically placed on the lifting plate 4 and between the two clamping plates 10, and the driving assembly is started to drive the two clamping plates 10 to approach each other, so that the heads of the bolts 14 are clamped.

As shown in fig. 1-3, further, the drive assembly includes: the bidirectional screw rod 12 is horizontally and rotationally arranged in the chute 11, two opposite ends of the bidirectional screw rod 12 in the rotation direction are respectively in threaded connection with the two clamping plates 10, one end of the bidirectional screw rod 12 penetrates out of the chute 11 and then is provided with a second motor 13, and the second motor 13 is fixedly arranged on the side wall of the lifting plate 4. The second motor 13 drives the bidirectional screw rod 12 to rotate when rotating, and as the two ends of the bidirectional screw rod 12 are opposite in rotation direction, and the two opposite ends of the bidirectional screw rod 12 are respectively in threaded connection with the two clamping plates 10, the two clamping plates 10 are mutually close to clamp the heads of the bolts 14, and the purpose of clamping and fixing the bolts 14 to be detected is achieved.

Further, rubber pads are provided on opposite sides of the two clamping plates 10. Rubber pads are arranged on the side walls of the opposite sides of the two clamping plates 10, when the clamping plates 10 clamp the bolts 14, the rubber pads can be adaptively depressed, friction when the clamping plates 10 clamp the bolts 14 is increased, the clamping plates 10 clamp the bolts 14 more stably, and the clamping plates are not easy to slip.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. An automobile fastener detection device, characterized in that: comprising the following steps:

The lifting device comprises a base (1), wherein a plurality of support columns (2) are arranged at the top of the base (1), a top plate (3) is arranged on a top fixing frame of the support columns (2), a lifting plate (4) is sleeved between the top plate (3) and the base (1) in a sliding manner through the support columns (2), an air cylinder (5) is further arranged at the top of the base (1), and the output end of the air cylinder (5) is fixedly connected with the bottom of the lifting plate (4);

The clamping assembly is arranged on the lifting plate (4) and used for clamping the bolt (14) to be detected;

The first motor (6), the fixed top that sets up in roof (3) of first motor (6), be equipped with the installation component behind roof (3) are passed vertically downwards to the output of first motor (6), install on the installation component with wait to detect bolt (14) matched with nut (7).

2. The automotive fastener inspection apparatus of claim 1, wherein the mounting assembly comprises: install a section of thick bamboo (8), the one end of an installation section of thick bamboo (8) is fixed connection with the output of first motor (6), and the center of keeping away from the one end of first motor (6) in an installation section of thick bamboo (8) is equipped with the mounting groove, and nut (7) gomphosis is in the mounting groove, and an end that an installation section of thick bamboo (8) kept away from first motor (6) has been seted up and has been installed a jack of the inside intercommunication of section of thick bamboo (8), still is equipped with in an installation section of thick bamboo (8) with nut (7) support tight piece (9) in the mounting groove.

3. An automotive fastener inspection apparatus as claimed in claim 2, wherein: the mounting cylinder (8) comprises a first cylinder body (81) and a second cylinder body (82), one end of the first cylinder body (81) is fixedly connected with the output end of the first motor (6), and one end, far away from the first motor (6), of the first cylinder body (81) is in threaded connection with the second cylinder body (82).

4. A vehicle fastener inspection apparatus as claimed in claim 2 or 3, wherein: the abutting piece (9) is a spring.

5. The automotive fastener inspection apparatus of claim 1, wherein the clamping assembly comprises: the two clamping plates (10), the two clamping plates (10) are provided with the sliding groove (11), the two clamping plates (10) are arranged on the sliding groove (11) in a sliding manner, and the lifting plate (4) is also provided with a driving component for driving the two clamping plates (10) to move towards the direction of approaching or separating from each other.

6. The automotive fastener inspection apparatus of claim 5, wherein the drive assembly comprises: the two-way screw rod (12), two-way screw rod (12) level and rotationally set up in spout (11), two opposite both ends of two-way screw rod (12) spiral respectively with two splint (10) threaded connection, be equipped with second motor (13) after one end of two-way screw rod (12) wears out spout (11), and second motor (13) are fixed to be set up in the lateral wall of lifter plate (4).

7. An automotive fastener inspection apparatus as set forth in claim 6 wherein: rubber pads are arranged on the opposite sides of the two clamping plates (10).