CN218546000U

CN218546000U - Torque wrench verification instrument

Info

Publication number: CN218546000U
Application number: CN202222868584.7U
Authority: CN
Inventors: 王鹏; 韩亮; 孟广宇
Original assignee: Changchun Jinhe Rail Transit Equipment Co ltd
Current assignee: Changchun Jinhe Rail Transit Equipment Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-28
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to a spanner check out test set technical field specifically is a torque wrench examines and determine appearance, which comprises a base, one side fixed mounting of base has torque sensor, torque sensor's top is rotated and is installed the backup pad, adjustment mechanism is installed at the top of base, adjustment mechanism's top is connected with the backup pad, fixed establishment is installed at the top of backup pad, fixed establishment includes the sliding frame of slidable mounting at the backup pad top. The utility model discloses a rotating threaded rod No. one, driving two spacing posts and removing to relative direction simultaneously, still can drive the extension board simultaneously and press the latch plate to the tooth's socket to accomplish spacing to torque wrench and to the fixed of sliding frame position, guarantee torque wrench's stability when carrying out the torque test, thereby improve the accuracy degree when examining time measuring to torque wrench, still guaranteed the convenience of torque wrench when the installation simultaneously.

Description

Torque wrench verification instrument

Technical Field

The utility model relates to a spanner check out test set technical field specifically is a torque wrench examines and determine appearance.

Background

The torque wrench is called torque wrench and torque adjustable wrench, and is one kind of wrench, when the tightness of screw and bolt is crucial, the torque wrench can allow the operator to apply a specific torque value, and in order to ensure the accuracy of the torque value, the torque wrench can be fixed on the verification instrument, and the torque value on the torque wrench is compared with the value on the torque sensor by rotating the torque wrench, so as to detect the torque accuracy of the torque wrench.

And current torque wrench examines and determine appearance is at the in-process that uses, often just sets up a spacing post through the one side that just is located torque wrench on the support bar, makes the support bar when removing, and spacing post can be supported torque wrench and rotate to accomplish the measurement, nevertheless because torque wrench's appearance is non-uniform, make different torque wrench need find the contact point position of spacing post butt when placing, it is comparatively inconvenient to use.

Therefore, the torque wrench calibrator is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a torque wrench examines and determine appearance to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a torque wrench examination appearance, includes the base, one side fixed mounting of base has torque sensor, torque sensor's top is rotated and is installed the backup pad, adjustment mechanism is installed at the top of base, adjustment mechanism's top is connected with the backup pad, fixed establishment is installed at the top of backup pad, fixed establishment includes the sliding frame of slidable mounting at the backup pad top, drive gear is installed in the internal rotation of sliding frame, the equal slidable mounting in both sides of sliding frame inside has the rack, two the equal fixed mounting in one side that the rack was kept away from each other has a fixed strip, two the equal fixed mounting in top of fixed strip has spacing post, the tooth's socket has been seted up to one side of backup pad, one of them the bottom fixed mounting of fixed strip has the extension board, one side slidable mounting of extension board has the pinion rack.

Preferably, one side of the latch plate close to the support plate penetrates through the extension plate and extends to the inside of the tooth slot, and the outer surface of the latch plate is in sliding connection with the inner surface of the tooth slot.

Preferably, a spring is fixedly mounted on the outer surface of the toothed plate, and one side of the spring is fixedly connected with the extension plate.

Preferably, one side of the sliding frame, which is close to the extension plate, is rotatably provided with a first threaded rod, and the outer surface of the first threaded rod is in threaded connection with the inner surface of the extension plate.

Preferably, adjustment mechanism includes the regulating block of slidable mounting at the base, the top fixed mounting of regulating block has the extension post, the top of backup pad is run through and is seted up the spacing groove, the surface of extending the post and the internal surface sliding connection of spacing groove.

Preferably, the top of machine base is rotated and is installed No. two threaded rods, the surface of No. two threaded rods and the internal surface threaded connection of regulating block.

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

through rotating threaded rod No. one, drive two spacing posts and remove to relative direction simultaneously, still can drive the extension board simultaneously and press the latch plate to the tooth's socket to accomplish spacing to torque wrench and to the fixed of sliding frame position, guarantee torque wrench stability when carrying out the torque test, thereby improve the accuracy degree when examining time measuring to torque wrench, still guaranteed the convenience of torque wrench when the installation simultaneously.

Drawings

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

FIG. 2 is a cross-sectional view of the internal structure of the present invention;

fig. 3 is a longitudinal sectional view of the internal structure of the present invention.

In the figure: 1. a machine base; 2. a torque sensor; 3. a support plate; 4. an adjustment mechanism; 5. a fixing mechanism; 6. a sliding frame; 7. a transmission gear; 8. a rack; 9. a fixing strip; 10. a limiting column; 11. a tooth socket; 12. an extension plate; 13. a toothed plate; 14. a spring; 15. a first threaded rod; 16. an adjusting block; 17. an extension column; 18. a limiting groove; 19. threaded rod number two.

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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "coupled" are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; 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 as a specific case by those skilled in the art.

Referring to fig. 1 to 3, the present invention provides a torque wrench calibrating apparatus, which has the following technical scheme:

a torque wrench calibrator comprises a machine base 1, a torque sensor 2 is fixedly mounted on one side of the machine base 1, the torque sensor 2 is electrically connected with an external power supply, a support plate 3 is rotatably mounted on the top of the torque sensor 2, an adjusting mechanism 4 is mounted on the top of the machine base 1, the top of the adjusting mechanism 4 is connected with the support plate 3, a fixing mechanism 5 is mounted on the top of the support plate 3, the fixing mechanism 5 comprises a sliding frame 6 slidably mounted on the top of the support plate 3, a transmission gear 7 is rotatably mounted inside the sliding frame 6, racks 8 are slidably mounted on both sides inside the sliding frame 6, fixing strips 9 are fixedly mounted on the sides, away from each other, of the two racks 8, limiting columns 10 are fixedly mounted on the tops of the two fixing strips 9, a tooth groove 11 is formed in one side of the support plate 3, an extension plate 12 is fixedly mounted at the bottom of one of the fixing strips 9, a tooth clamping plate 13 is slidably mounted on one side of the extension plate 12, one side, close to the clamping plate 13, runs through the extension plate 12 and extends into the tooth groove 11, the outer surface of the clamping plate 13 is slidably connected with the inner surface of the extension plate 12, and a threaded rod 15, which is connected with the extension plate, and a threaded rod 15, which is close to the extension plate, which is fixedly connected with the extension plate 12;

the method comprises the steps of connecting a square hole of a torque wrench with a torque sensor 2 through a joint, placing the torque wrench on a supporting plate 3, enabling one side of a handle of the torque wrench to be located on a sliding frame 6, sliding on the supporting plate 3 according to the length of the torque wrench, adjusting the position of the sliding frame 6, rotating a first threaded rod 15, enabling the first threaded rod 15 to drive an extension plate 12 to move towards the direction of the supporting plate 3, enabling the extension plate 12 to drive one fixing strip 9 and a limiting column 10 on the fixing strip to move towards the direction of the torque wrench, enabling the other fixing strip 9 and a limiting column 10 on the fixing strip to also move towards the direction of the torque wrench through a transmission gear 7 and a rack 8, enabling the two limiting columns 10 to limit the position of the torque wrench, enabling the extension plate 12 to drive a clamping tooth plate 13 to move towards a tooth groove 11, enabling the clamping tooth plate 13 to be extruded on the tooth groove 11, and enabling the sliding frame 6 to be fixed on the supporting plate 3.

As an implementation manner of the present invention, referring to fig. 2, the adjusting mechanism 4 includes an adjusting block 16 slidably mounted on the machine base 1, an extending column 17 is fixedly mounted on the top of the adjusting block 16, a limiting groove 18 is formed through the top of the supporting plate 3, the outer surface of the extending column 17 is slidably connected with the inner surface of the limiting groove 18, a second threaded rod 19 is rotatably mounted on the top of the machine base 1, the outer surface of the second threaded rod 19 is connected with the inner surface of the adjusting block 16 by a screw thread, and one end of each of the first threaded rod 15 and the second threaded rod 19 is provided with a fixed turntable convenient for rotation;

rotating No. two threaded rods 19, no. two threaded rods 19 drive regulating block 16 and remove, and regulating block 16 drives backup pad 3 through extending post 17 and spacing groove 18 and uses and rotate as the centre of a circle with torque sensor 2 junction, and backup pad 3 drives torque wrench through fixed establishment 5 and removes simultaneously, makes torque sensor 2 detect torque wrench, and torque data can show through torque sensor 2.

The working principle is as follows: firstly, a square hole of a torque wrench is connected with a torque sensor 2 through a joint, then the torque wrench is placed on a support plate 3, one side of a handle of the torque wrench is located on a sliding frame 6, the position of the sliding frame 6 is adjusted according to the length of the torque wrench, then a first threaded rod 15 is rotated, the first threaded rod 15 drives an extension plate 12 to move towards the direction of the support plate 3, the extension plate 12 drives one fixing strip 9 and an upper limit column 10 to move towards the direction of the torque wrench, the other fixing strip 9 and the upper limit column 10 also move towards the direction of the torque wrench through a transmission gear 7 and a rack 8, the two limit columns 10 limit the position of the torque wrench, the extension plate 12 also drives a clamping tooth plate 13 to move towards a tooth socket 11, the clamping tooth plate 13 is extruded on the tooth socket 11, the sliding frame 6 is fixed on the support plate 3, then a second threaded rod 19 is rotated, the second threaded rod 19 drives an adjusting block 16 to move, the adjusting block 16 drives the support plate 3 to rotate with the connection part with the torque sensor 2 as a circle center through a column 17 and a limiting groove 18, the support plate 3 drives the torque wrench to move, the torque wrench to detect data, and the torque sensor 2, and the torque wrench can detect the data of the lower limit column 15 at the same time. 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 torque wrench examination appearance, includes base (1), one side fixed mounting of base (1) has torque sensor (2), its characterized in that: the top of torque sensor (2) is rotated and is installed backup pad (3), adjustment mechanism (4) are installed at the top of base (1), the top of adjustment mechanism (4) is connected with backup pad (3), fixed establishment (5) are installed at the top of backup pad (3), fixed establishment (5) are including slidable mounting at sliding frame (6) at backup pad (3) top, drive gear (7) are installed in the inside rotation of sliding frame (6), the equal slidable mounting in both sides of sliding frame (6) has rack (8), two the equal fixed mounting in one side that rack (8) kept away from each other has fixed strip (9), two the equal fixed mounting in top of fixed strip (9) has spacing post (10), tooth's socket (11) have been seted up to one side of backup pad (3), one of them the bottom fixed mounting of fixed strip (9) has extension board (12), one side slidable mounting of extension board (12) has the pinion rack (13).

2. The torque wrench calibrator according to claim 1, wherein: one side of the clamping tooth plate (13) close to the supporting plate (3) penetrates through the extension plate (12) and extends to the inside of the tooth groove (11), and the outer surface of the clamping tooth plate (13) is in sliding connection with the inner surface of the tooth groove (11).

3. The torque wrench calibrator as claimed in claim 1, wherein: the outer surface fixed mounting of fishback (13) has spring (14), one side and extension board (12) fixed connection of spring (14).

4. The torque wrench calibrator according to claim 1, wherein: one side of the sliding frame (6) close to the extension plate (12) is rotatably provided with a threaded rod (15), and the outer surface of the threaded rod (15) is in threaded connection with the inner surface of the extension plate (12).

5. The torque wrench calibrator as claimed in claim 1, wherein: adjustment mechanism (4) include adjusting block (16) of slidable mounting at machine base (1), the top fixed mounting of adjusting block (16) has extension post (17), the top of backup pad (3) is run through and has been seted up spacing groove (18), extend the surface of post (17) and the internal surface sliding connection of spacing groove (18).

6. The torque wrench calibrator according to claim 1, wherein: the top of machine base (1) is rotated and is installed No. two threaded rods (19), the internal surface threaded connection of the surface of No. two threaded rods (19) and regulating block (16).