Torque testing tool

Abstract

The utility model belongs to the technical field of torque testing, and discloses a torque testing tool which comprises a digital display torque wrench, the digital display torque wrench is fixedly connected with a grip, the bottom of the digital display torque wrench is connected with a hexagonal prism through a connecting assembly, the bottom of the hexagonal prism is provided with a hexagonal groove, and the hexagonal groove is provided with a clamping groove. The hexagonal prism is sleeved with a first-stage hexagonal prism-shaped barrel, the first-stage hexagonal prism-shaped barrel is sleeved with a second-stage hexagonal prism-shaped barrel, fixing bolts are arranged at the positions, close to the tops, of the side faces of the first-stage hexagonal prism-shaped barrel and the second-stage hexagonal prism-shaped barrel correspondingly, and the fixing bolts are movably connected with the hexagonal prism and the first-stage hexagonal prism-shaped barrel. According to the torque testing tool, the first-stage hexagonal-prism-shaped cylinder extends downwards, so that a bolt with a corresponding size can be clamped through the first-stage hexagonal-prism-shaped cylinder, and the second-stage hexagonal-prism-shaped cylinder extends downwards, so that a bolt with a corresponding size can be clamped through the second-stage hexagonal-prism-shaped cylinder, and the torque testing tool can be used for testing torques of bolts with different sizes.

Description

Technical Field

[0001] The utility model belongs to the technical field of torque testing, specifically a torque testing tooling. Background Art

[0002] For the bolt connection of the main components of building structures, high-strength bolts are generally used. During construction, there are design requirements for the torque of bolts. Construction can only continue when the bolt torque meets the design requirements. Failure to meet the torque requirements will pose potential safety hazards, and a torque testing tooling is required to test the torque.

[0003] The Chinese patent with the application number 202221817009.8 discloses a torque testing tooling, including a digital display torque wrench and a socket. A grip is installed on the digital display torque wrench. A rectangular slot is opened on the socket. A rectangular plug block adapted to the rectangular slot is provided on the digital display torque wrench. A rotating slot is opened on the socket. Through the mutual cooperation of structures such as a rotating disk, an arc-shaped chute, and a clamping plate, when it is necessary to fix the bolt to be tested, by rotating the adjusting gear, through the mutual cooperation of the adjusting gear and the driven gear, the rotating disk can be rotated. And due to the restriction of the rectangular chute on the rectangular slider, when the connecting block slides along the arc-shaped chute, the rectangular slider is driven to slide along the rectangular chute, and then a plurality of clamping plates are driven to approach each other, achieving the purpose of positioning the bolt to be tested.

[0004] However, the above torque testing tooling has the following problems: The use of complex structures will not only increase the production cost and maintenance cost of the torque testing tooling, but also affect the force-bearing strength. The clamping plate and its connection structure are relatively precise, and its force-bearing strength is insufficient, and it is prone to damage during testing.

[0005] Therefore, a torque testing tooling is proposed for the above problems. Summary of the Utility Model

[0006] To solve the problems raised in the above background art, the utility model provides a torque testing tooling, which has the advantages of simple structure and can perform torque testing on bolts of various sizes.

[0007] To achieve the above object, the utility model provides the following technical solution: A torque testing tooling, including a digital display torque wrench, the digital display torque wrench is fixedly connected with a grip, the bottom of the digital display torque wrench is connected with a hexagonal prism through a connecting component, a hexagonal groove is provided at the bottom of the hexagonal prism, a first-level hexagonal prism-shaped cylinder is sleeved outside the hexagonal prism, a second-level hexagonal prism-shaped cylinder is sleeved outside the first-level hexagonal prism-shaped cylinder, fixing bolts are provided at the positions near the top of the sides of the first-level hexagonal prism-shaped cylinder and the second-level hexagonal prism-shaped cylinder, and the fixing bolts are movably connected with the hexagonal prism and the first-level hexagonal prism-shaped cylinder.

[0008] Preferably, the connection component includes a hexagonal tube, the top end of the hexagonal prism is located in the hexagonal tube, and a movable buckle component is connected between the hexagonal tube and the hexagonal prism.

[0009] Preferably, a first-level magnetic adsorption plate is provided on the top end surface of the hexagonal prism, and a second-level magnetic adsorption plate is provided at a position corresponding to the first-level magnetic adsorption plate inside the hexagonal tube.

[0010] Preferably, the movable buckle component includes a fixed cylinder, the fixed cylinder is fixed on the front and back sides of the hexagonal tube, a movable plate is provided inside the fixed cylinder, a clamping column is fixedly connected to one side of the movable plate, the end of the clamping column penetrates through the fixed cylinder and the hexagonal tube, a clamping groove is provided at a position corresponding to the clamping column on the hexagonal prism, the clamping column extends into the clamping groove, a movable rod is fixedly connected to the side of the movable plate away from the clamping column, the end of the movable rod penetrates through the fixed cylinder and is fixedly connected to a pulling block, and a spring is sleeved on the movable rod inside the fixed cylinder.

[0011] Preferably, uniformly distributed limiting sliding grooves are provided on the outer surfaces of the hexagonal prism and the first-level hexagonal prism-shaped cylinder, and the limiting sliding grooves are respectively connected to the first-level hexagonal prism-shaped cylinder and the second-level hexagonal prism-shaped cylinder through limiting sliding blocks.

[0012] Preferably, uniformly distributed upper and lower corresponding first-level screw holes and second-level screw holes are provided on the outer surfaces of the hexagonal prism and the first-level hexagonal prism-shaped cylinder, and both the first-level screw holes and the second-level screw holes are matched with fixing bolts.

[0013] Preferably, the bottom end surfaces of the hexagonal prism, the first-level hexagonal prism-shaped cylinder, and the second-level hexagonal prism-shaped cylinder are on the same horizontal plane, the height of the hexagonal prism is greater than the height of the first-level hexagonal prism-shaped cylinder, and the height of the first-level hexagonal prism-shaped cylinder is greater than the height of the second-level hexagonal prism-shaped cylinder.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] 1. By setting structures such as a hexagonal prism, a hexagonal groove, a first-level hexagonal prism-shaped cylinder, and a second-level hexagonal prism-shaped cylinder, the present utility model can, by extending the first-level hexagonal prism-shaped cylinder downward, engage bolts of corresponding sizes through the first-level hexagonal prism-shaped cylinder, and by extending the second-level hexagonal prism-shaped cylinder downward, engage bolts of corresponding sizes through the second-level hexagonal prism-shaped cylinder, so that the torque testing tooling can perform torque tests on bolts of different sizes;

[0016] 2. By setting a connection component, the present utility model enables the hexagonal prism and its connected structures to be quickly installed and disassembled, so as to facilitate the replacement of tooling of different sizes, increasing the applicable range of the torque testing tooling and being beneficial to the use of the torque testing tooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 These are the structural schematic diagrams of the hexagonal prism, the first-level hexagonal prism-shaped cylinder, and the second-level hexagonal prism-shaped cylinder of the present utility model;

[0019] Figure 3 These are the cross-sectional structural schematic diagrams of the hexagonal prism of the present utility model;

[0020] Figure 4 These are the cross-sectional structural schematic diagrams of the hexagonal tube of the present utility model;

[0021] Figure 5 These are the cross-sectional structural schematic diagrams of the fixed cylinder of the present utility model.

[0022] In the figure: 1. Digital display torque wrench; 2. Grip;

[0023] 3. Connection assembly; 31. Hexagonal tube; 32. Movable buckle assembly; 321. Fixed cylinder; 322. Movable plate; 323. Column; 324. Card slot; 325. Movable rod; 326. Pull block; 327. Spring;

[0024] 4. Hexagonal prism; 5. Hexagonal groove; 6. First-level hexagonal prism-shaped cylinder; 7. Second-level hexagonal prism-shaped cylinder; 8. Fixed bolt; 9. First-level magnetic adsorption plate; 10. Second-level magnetic adsorption plate; 11. Limit sliding groove; 12. Limit sliding block; 13. First-level screw hole; 14. Second-level screw hole. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0026] Such as Figures 1 to 5As shown in the figure, the utility model provides a torque test tooling, which includes a digital display torque wrench 1. The digital display torque wrench 1 is fixedly connected with a grip 2. The bottom of the digital display torque wrench 1 is connected with a hexagonal prism 4 through a connecting component 3. A hexagonal groove 5 is arranged at the bottom of the hexagonal prism 4. A first hexagonal prism-shaped cylinder 6 is sleeved outside the hexagonal prism 4. A second hexagonal prism-shaped cylinder 7 is sleeved outside the first hexagonal prism-shaped cylinder 6. Fixing bolts 8 are arranged at positions near the top of the side surfaces of the first hexagonal prism-shaped cylinder 6 and the second hexagonal prism-shaped cylinder 7. The fixing bolts 8 are movably connected with the hexagonal prism 4 and the first hexagonal prism-shaped cylinder 6. By extending the first hexagonal prism-shaped cylinder 6 downward, bolts of corresponding sizes can be clamped by the first hexagonal prism-shaped cylinder 6. By extending the second hexagonal prism-shaped cylinder 7 downward, bolts of corresponding sizes can be clamped by the second hexagonal prism-shaped cylinder 7, so that the torque test tooling can perform torque tests on bolts of different sizes.

[0027] Specifically, the connecting component 3 includes a hexagonal tube 31. The top end of the hexagonal prism 4 is located in the hexagonal tube 31. An activity buckle component 32 is connected between the hexagonal tube 31 and the hexagonal prism 4. The connecting component 3 enables the hexagonal prism 4 and its connected structures to be quickly installed and disassembled, so as to facilitate the replacement of toolings of different sizes.

[0028] Furthermore, a first magnetic adsorption plate 9 is arranged on the top end surface of the hexagonal prism 4. A second magnetic adsorption plate 10 is arranged at a position corresponding to the first magnetic adsorption plate 9 in the hexagonal tube 31.

[0029] Still further, the activity buckle component 32 includes a fixed cylinder 321. The fixed cylinder 321 is fixed on the front and back sides of the hexagonal tube 31. A movable plate 322 is arranged in the fixed cylinder 321. A clamping column 323 is fixedly connected to one side of the movable plate 322. The end of the clamping column 323 penetrates through the fixed cylinder 321 and the hexagonal tube 31. A clamping groove 324 is arranged at a position corresponding to the clamping column 323 on the hexagonal prism 4. The clamping column 323 extends into the clamping groove 324. A movable rod 325 is fixedly connected to the side of the movable plate 322 away from the clamping column 323. The end of the movable rod 325 penetrates through the fixed cylinder 321 and is fixedly connected with a pull block 326. A spring 327 is sleeved on the movable rod 325 in the fixed cylinder 321.

[0030] It should be noted that uniformly distributed limit sliding grooves 11 are arranged on the outer surfaces of the hexagonal prism 4 and the first hexagonal prism-shaped cylinder 6. The limit sliding grooves 11 are respectively connected with the first hexagonal prism-shaped cylinder 6 and the second hexagonal prism-shaped cylinder 7 through limit sliding blocks 12.

[0031] It should be noted that uniformly distributed upper and lower corresponding first screw holes 13 and second screw holes 14 are arranged on the outer surfaces of the hexagonal prism 4 and the first hexagonal prism-shaped cylinder 6. The first screw holes 13 and the second screw holes 14 are both matched with the fixing bolts 8.

[0032] It is worth introducing that the bottom end faces of the hexagonal prism 4, the first-level hexagonal prism-shaped cylinder 6, and the second-level hexagonal prism-shaped cylinder 7 are on the same horizontal plane. The height of the hexagonal prism 4 is greater than that of the first-level hexagonal prism-shaped cylinder 6, and the height of the first-level hexagonal prism-shaped cylinder 6 is greater than that of the second-level hexagonal prism-shaped cylinder 7.

[0033] Among them, the digital display torque wrench 1 is a prior art and will not be elaborated here. At the same time, the present utility model also includes a power supply, a controller, a switch, etc., which are not the main technical points of this patent and will not be elaborated here.

[0034] Working principle and process: When the bottom end faces of the hexagonal prism 4, the first-level hexagonal prism-shaped cylinder 6, and the second-level hexagonal prism-shaped cylinder 7 are on the same horizontal plane, the torque test tooling can perform torque tests on bolts with corresponding dimensions to the hexagonal groove 5. Rotate the fixing bolt 8 on the first-level hexagonal prism-shaped cylinder 6 to make it leave the corresponding first-level screw hole 13, then the first-level hexagonal prism-shaped cylinder 6 and the second-level hexagonal prism-shaped cylinder 7 can move downward. Subsequently, rotate the fixing bolt 8 on the first-level hexagonal prism-shaped cylinder 6 to make it connect to the second-level screw hole 14 on the hexagonal prism 4, then the torque test tooling can perform torque tests on bolts with corresponding dimensions to the inner cavity of the first-level hexagonal prism-shaped cylinder 6. Rotate the fixing bolt 8 on the second-level hexagonal prism-shaped cylinder 7 to make it leave the corresponding first-level screw hole 13 on the first-level hexagonal prism-shaped cylinder 6, and the second-level hexagonal prism-shaped cylinder 7 moves downward. Subsequently, rotate the fixing bolt 8 on the second-level hexagonal prism-shaped cylinder 7 to make it connect to the second-level screw hole 14 on the first-level hexagonal prism-shaped cylinder 6, then the torque test tooling can perform torque tests on bolts with corresponding dimensions to the inner cavity of the second-level hexagonal prism-shaped cylinder 7, so as to achieve the purpose that the torque test tooling can perform torque tests on bolts of different dimensions. Pull the pull block 326 of the movable buckle assembly 32, the movable plate 322 moves, the spring 327 is in a compressed state, and the clamping column 323 moves and thus leaves the card slot 324 on the hexagonal prism 4, then the hexagonal prism 4 and its connected structure can be removed, so as to facilitate the replacement of the hexagonal prism 4, the first-level hexagonal prism-shaped cylinder 6, and the second-level hexagonal prism-shaped cylinder 7 of different dimensions, increasing the applicable range of the torque test tooling and being beneficial to the use of the torque test tooling.

[0035] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.

[0036] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. Torque test tooling, including a digital torque wrench (1), characterized in that: The digital display torque wrench (1) is fixedly connected with a grip (2). The bottom of the digital display torque wrench (1) is connected with a hexagonal prism (4) through a connecting component (3). A hexagonal groove (5) is provided at the bottom of the hexagonal prism (4). A first-level hexagonal prism-shaped cylinder (6) is sleeved outside the hexagonal prism (4). A second-level hexagonal prism-shaped cylinder (7) is sleeved outside the first-level hexagonal prism-shaped cylinder (6). Fixing bolts (8) are provided at positions near the top of the side surfaces of the first-level hexagonal prism-shaped cylinder (6) and the second-level hexagonal prism-shaped cylinder (7). The fixing bolts (8) are movably connected to the hexagonal prism (4) and the first-level hexagonal prism-shaped cylinder (6).

2. The torque test tooling according to claim 1, wherein: The connecting component (3) includes a hexagonal tube (31). The top end of the hexagonal prism (4) is located in the hexagonal tube (31). An active buckle component (32) is connected between the hexagonal tube (31) and the hexagonal prism (4).

3. The torque testing tooling according to claim 2, characterized in that: A first-level magnetic adsorption plate (9) is provided on the top end surface of the hexagonal prism (4). A second-level magnetic adsorption plate (10) is provided at a position corresponding to the first-level magnetic adsorption plate (9) inside the hexagonal tube (31).

4. The torque testing tooling according to claim 2, characterized in that: The active buckle component (32) includes a fixed cylinder (321). The fixed cylinder (321) is fixed on the front and rear sides of the hexagonal tube (31). An active plate (322) is provided inside the fixed cylinder (321). A clamping column (323) is fixedly connected to one side of the active plate (322). The end of the clamping column (323) penetrates through the fixed cylinder (321) and the hexagonal tube (31). A clamping groove (324) is provided at a position corresponding to the clamping column (323) on the hexagonal prism (4). The clamping column (323) extends into the clamping groove (324). An active rod (325) is fixedly connected to the side of the active plate (322) away from the clamping column (323). The end of the active rod (325) penetrates through the fixed cylinder (321) and is fixedly connected to a pulling block (326). A spring (327) is sleeved on the active rod (325) inside the fixed cylinder (321).

5. The torque test tooling according to claim 1, wherein: Uniformly distributed limit sliding grooves (11) are provided on the outer surfaces of the hexagonal prism (4) and the first-level hexagonal prism-shaped cylinder (6). The limit sliding grooves (11) are respectively connected to the first-level hexagonal prism-shaped cylinder (6) and the second-level hexagonal prism-shaped cylinder (7) through limit sliding blocks (12).

6. The torque test tooling according to claim 1, characterized in that: Uniformly distributed upper and lower corresponding first-level screw holes (13) and second-level screw holes (14) are provided on the outer surfaces of the hexagonal prism (4) and the first-level hexagonal prism-shaped cylinder (6). The first-level screw holes (13) and the second-level screw holes (14) are both matched with the fixing bolts (8).

7. The torque test tooling according to claim 1, wherein: The bottom end surfaces of the hexagonal prism (4), the first-level hexagonal prism-shaped cylinder (6), and the second-level hexagonal prism-shaped cylinder (7) are on the same horizontal plane. The height of the hexagonal prism (4) is greater than the height of the first-level hexagonal prism-shaped cylinder (6). The height of the first-level hexagonal prism-shaped cylinder (6) is greater than the height of the second-level hexagonal prism-shaped cylinder (7).

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