CN212871573U

CN212871573U - Bolt fastening force detection tool

Info

Publication number: CN212871573U
Application number: CN202021604584.0U
Authority: CN
Inventors: 谭金红; 杨雪; 冯永宁; 王志远
Original assignee: Qingdao Feier Testing Technology Co ltd
Current assignee: Qingdao Feier Testing Technology Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-04-02
Anticipated expiration: 2030-08-03

Abstract

The utility model relates to the field of bolt detection, in particular to a bolt fastening force detection tool, which comprises a control cabinet; a detection table is arranged on the control cabinet, and a bolt detector is arranged on the detection table; a detection groove is formed in the bolt detector, and a detection motor is mounted on one side of the bolt detector; the anti-rotation structure comprises an upper anti-rotation inserting plate and a lower anti-rotation inserting plate which are arranged in an up-and-down symmetrical mode, and anti-rotation slots are formed in the bottom of the upper anti-rotation inserting plate and the top of the lower anti-rotation inserting plate. The utility model discloses the inside in detection groove has set up bolt rotation-proof structure, has all set up in upper portion rotation-proof picture peg and lower part rotation-proof picture peg and has prevented changeing the slot to realize upper portion through the cooperation of driving motor and transmission lead screw and prevent changeing the locking of picture peg and lower part rotation-proof picture peg, and then reach the effect of locking the head of bolt, prevent that the bolt from taking place the displacement at the in-process that detects.

Description

Bolt fastening force detection tool

Technical Field

The utility model relates to a bolt detection area specifically is a bolt-up power detects frock.

Background

Bolt: mechanical parts, cylindrical threaded fasteners fitted with nuts. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut and is used for fastening and connecting two parts with through holes. This form of connection is known as a bolted connection. If the nut is unscrewed from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection.

However, the existing manual operation often results in inaccurate detection data, and the downward pressure cannot be known specifically due to the manual operation, so that the later accurate calculation of the fastening force is not facilitated; therefore, the prior art provides a bolt fastening force detects frock, mainly includes the bolt detector, and the bolt detector generally includes mounting and the pressure sensor that is used for fixing bolt, fixes the bolt on the bolt detector back, through applying the moment of torsion to the nut, recycles pressure sensor alright in order to measure the fastening shaft power of bolt. When the equipment detects the bolt, the head of the bolt is easy to shift due to the lack of a special bolt head anti-rotation structure, and the detection precision is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bolt-up power detects frock to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bolt fastening force detection tool comprises a control cabinet; a detection table is arranged on the control cabinet, and a bolt detector is arranged on the detection table; a detection groove is formed in the bolt detector, and a detection motor is mounted on one side of the bolt detector; a bolt anti-rotation structure and a limiting baffle are arranged in the detection groove, the bolt anti-rotation structure comprises an upper anti-rotation inserting plate and a lower anti-rotation inserting plate which are arranged in an up-down symmetrical mode, and anti-rotation inserting grooves matched with the head structure of the bolt to be detected are formed in the bottom of the upper anti-rotation inserting plate and the top end of the lower anti-rotation inserting plate; the lower part prevents changeing picture peg fixed mounting in the inside of detecting the groove, and the top of the picture peg is prevented changeing on upper portion is provided with the mounting bracket, and driving motor is installed to the left and right sides of mounting bracket, and driving motor's output is connected with the transmission lead screw, and the bottom of transmission lead screw is passed upper portion and is prevented changeing the picture peg setting and prevent changeing the inside of picture peg in the lower part, and picture peg and transmission lead screw threaded connection are prevented changeing on upper.

Preferably, the lower surface of the upper anti-rotation inserting plate is provided with a limiting inserting block, and the top end of the lower anti-rotation inserting plate is provided with a limiting inserting groove matched with the structure of the limiting inserting block.

Preferably, the lower surface of the upper anti-rotation inserting plate is provided with a first permanent magnet, and the upper surface of the lower anti-rotation inserting plate is provided with a second permanent magnet which is magnetically attracted with the first permanent magnet.

Preferably, a pressure sensor is installed at the bottom of the limiting slot, and the control ends of the pressure sensor, the driving motor and the locking cylinder are all connected with a PLC (programmable logic controller).

Preferably, one surface of the limiting baffle, which is close to the upper anti-rotation inserting plate, is provided with a T-shaped guide sliding groove, and a T-shaped sliding block is arranged at the position, corresponding to the T-shaped guide sliding groove, of the upper anti-rotation inserting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses the inside in detection groove has set up bolt rotation-proof structure, has all set up in upper portion rotation-proof picture peg and lower part rotation-proof picture peg and has prevented changeing the slot to realize upper portion through the cooperation of driving motor and transmission lead screw and prevent changeing the locking that picture peg and lower part rotation-proof picture peg, and then reach the effect of locking the head of bolt, the effectual bolt that prevents takes place the displacement at the in-process that detects, improves and detects the precision.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial top view of the bolt detector of the present invention;

FIG. 3 is a schematic view of the connection structure of the upper anti-rotation insert plate and the lower anti-rotation insert plate of the present invention;

FIG. 4 is a schematic view of the upper anti-rotation insert plate of the present invention;

fig. 5 is a schematic view of a specific structure of the lower anti-rotation inserting plate of the present invention.

In the figure: 1. a control cabinet; 2. a detection table; 3. detecting a motor; 4. a bolt detector; 5. a detection tank; 6. a limit baffle; 7. an upper anti-rotation flashboard; 8. a lower anti-rotation flashboard; 9. an anti-rotation slot; 10. a mounting frame; 11. a drive motor; 12. a transmission screw rod; 13. a T-shaped slider; 14. limiting the inserting block; 15. limiting slots; 16. a pressure sensor; 17. a first permanent magnet; 18. and the second permanent magnet block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution: a bolt fastening force detection tool comprises a control cabinet 1; a detection table 2 is arranged on the control cabinet 1, and a bolt detector 4 is arranged on the detection table 2; a detection groove 5 is arranged in the bolt detector 4, and a detection motor 3 is arranged on one side of the bolt detector 4; a bolt anti-rotation structure and a limiting baffle 6 are arranged in the detection groove 5, the bolt anti-rotation structure comprises an upper anti-rotation inserting plate 7 and a lower anti-rotation inserting plate 8 which are arranged in an up-down symmetrical mode, and anti-rotation inserting grooves 9 matched with the head structure of the bolt to be detected are formed in the bottom of the upper anti-rotation inserting plate 7 and the top end of the lower anti-rotation inserting plate 8; the lower part prevents changeing picture peg 8 fixed mounting and is being detected the inside of groove 5, and the top of the picture peg 7 is prevented changeing on upper portion is provided with mounting bracket 10, and driving motor 11 is installed to the left and right sides of mounting bracket 10, and driving motor 11's output is connected with transmission lead screw 12, and the bottom of transmission lead screw 12 passes upper portion and prevents changeing the inside that picture peg 7 set up in the lower part prevents changeing picture peg 8, and picture peg 7 and transmission lead screw 12 threaded connection are prevented changeing on upper portion.

Furthermore, the lower surface of the upper anti-rotation inserting plate 7 is provided with a limiting inserting block 14, and the top end of the lower anti-rotation inserting plate 8 is provided with a limiting slot 15 matched with the structure of the limiting inserting block 14.

Further, a pressure sensor 16 is installed at the bottom of the limiting slot 15, and the control ends of the pressure sensor 16 and the driving motor 11 are connected with a PLC.

Furthermore, a first permanent magnet block 17 is arranged on the lower surface of the upper anti-rotation inserting plate 7, and a second permanent magnet block 18 which is magnetically attracted with the first permanent magnet block 17 is arranged on the upper surface of the lower anti-rotation inserting plate 8.

Furthermore, a T-shaped guide chute 19 is arranged on one surface of the limiting baffle 6 close to the upper anti-rotation inserting plate 7, and a T-shaped sliding block 13 is arranged on the position of the upper anti-rotation inserting plate 7 corresponding to the T-shaped guide chute 19.

The working principle is as follows: the utility model arranges the bolt anti-rotation structure in the detection groove 5, when in actual use, a specific standard value is arranged on the pressure sensor 1 according to the actual operation experience, when the bolt to be detected is put into the detection groove 5, the bolt head is correspondingly placed in the anti-rotation slot 9 of the lower anti-rotation inserting plate 8, two driving motors 11 are simultaneously started, two driving motors 11 simultaneously drive the transmission screw rod 12 to rotate, the upper anti-rotation inserting plate 7 is gradually close to the lower anti-rotation inserting plate 8 under the guiding action of the T-shaped sliding block 13 until the detection value of the pressure sensor 16 reaches the standard value, the driving motors 11 and the driving cylinder 13 are suspended, meanwhile, the limit inserting block 14 at the bottom of the upper anti-rotation inserting plate 7 is correspondingly inserted into the limit slot 15 on the lower anti-rotation inserting plate 8, thereby achieving the effect of locking the head of the bolt, effectively preventing the bolt from displacement in the detection process, the detection precision is improved.

It is worth noting that: the whole device realizes control to the PLC through the PLC, and because the equipment matched with the controller is common equipment, the device belongs to the prior mature technology, and the electrical connection relation and the specific circuit structure are not repeated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bolt-up power detects frock which characterized in that: comprises a control cabinet (1); a detection table (2) is arranged on the control cabinet (1), and a bolt detector (4) is arranged on the detection table (2); a detection groove (5) is formed in the bolt detector (4), and a detection motor (3) is installed on one side of the bolt detector (4); a bolt anti-rotation structure and a limiting baffle (6) are arranged in the detection groove (5), the bolt anti-rotation structure comprises an upper anti-rotation inserting plate (7) and a lower anti-rotation inserting plate (8) which are arranged in an up-down symmetrical mode, and anti-rotation inserting grooves (9) matched with the head structures of the bolts to be detected are formed in the bottom of the upper anti-rotation inserting plate (7) and the top end of the lower anti-rotation inserting plate (8); lower part is prevented changeing picture peg (8) fixed mounting and is being detected the inside of groove (5), and the top that picture peg (7) were prevented changeing on upper portion is provided with mounting bracket (10), and driving motor (11) are installed to the left and right sides of mounting bracket (10), and the output of driving motor (11) is connected with transmission lead screw (12), and the bottom of transmission lead screw (12) is passed upper portion and is prevented changeing picture peg (7) and set up the inside of preventing changeing picture peg (8) in the lower part, and picture peg (7) and transmission lead screw (12) threaded connection are prevented changeing on upper portion.

2. The bolt-fastening force detection tool according to claim 1, characterized in that: the lower surface of the upper anti-rotation inserting plate (7) is provided with a limiting inserting block (14), and the top end of the lower anti-rotation inserting plate (8) is provided with a limiting inserting groove (15) matched with the limiting inserting block (14) in structure.

3. The bolt-fastening force detection tool according to claim 2, characterized in that: and a pressure sensor (16) is installed at the bottom of the limiting slot (15), and the control ends of the pressure sensor (16) and the driving motor (11) are connected with a PLC (programmable logic controller).

4. The bolt-fastening force detection tool according to claim 1, characterized in that: the lower surface of the upper anti-rotation inserting plate (7) is provided with a first permanent magnet (17), and the upper surface of the lower anti-rotation inserting plate (8) is provided with a second permanent magnet (18) which is magnetically attracted with the first permanent magnet (17).

5. The bolt-fastening force detection tool according to claim 1, characterized in that: and a T-shaped guide chute (19) is formed in one surface, close to the upper anti-rotation inserting plate (7), of the limiting baffle plate (6), and a T-shaped sliding block (13) is arranged at the position, corresponding to the T-shaped guide chute (19), of the upper anti-rotation inserting plate (7).