CN220251553U

CN220251553U - Tension detection device for preventing unhooking

Info

Publication number: CN220251553U
Application number: CN202320483447.3U
Authority: CN
Inventors: 方光梅; 陈柯宏
Original assignee: Ningbo Guoqing Testing Technology Co ltd
Current assignee: Ningbo Guoqing Testing Technology Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-12-26
Anticipated expiration: 2033-03-14

Abstract

The utility model relates to the technical field of tension detection, in particular to a tension detection device for preventing unhooking, which comprises a base, wherein the top end of the base is provided with a bracket, the top end of the bracket is provided with a top plate, the middle part of the top plate is fixedly embedded with a cylinder, the output end of the cylinder is provided with a tension detector, the output end of the tension detector and the top end of the base are both provided with fixed boxes, the left sides of the inner cavities of the two fixed boxes are both connected with rotating columns through bearings in a rotating way, the other ends of the two rotating columns respectively extend to the right ends of the two fixed boxes and are respectively and fixedly provided with a knob, one sides of the two fixed boxes, which are close to each other, are both connected with pulling ropes in a sliding way. The unhooking-preventing tension detecting device solves the problem that the tension test is forced to be interrupted because the condition that a detected object is unhooked frequently occurs when the tension detecting device is fixed to be subjected to tension test.

Description

Tension detection device for preventing unhooking

Technical Field

The utility model relates to the technical field of tension detection, in particular to a tension detection device for preventing unhooking.

Background

The tensile force detector is one of common detection equipment, is widely applied, and is mainly used for testing of non-metal materials such as rubber, wires and cables, adhesive tapes, plastics and the like, and metal materials such as metal rods, metal plates, metal wires, metal foils and the like, and the tensile, tearing, compression, bending, shearing and the like, and the like.

The tension detector mainly comprises a base, two driving boxes, a host machine, an operation panel and a lifting plate, wherein fixed hooks are respectively and fixedly arranged on the base and the lifting plate, the two fixed hooks are symmetrically arranged and are positioned on the same straight line, when the stress of a workpiece is tested, the workpiece is firstly installed on the fixed hooks, then the host machine is started, the lifting plate starts to move upwards, and the workpiece starts to be stretched until the workpiece to be tested is damaged;

however, when the fixed hook of the tension detection device in the prior art is used for carrying out tension test, the condition that the tested object is unhooked often occurs, so that the tension test is forced to be interrupted, and aiming at the problem, the tension detection device for preventing unhooking is provided.

Disclosure of Invention

The present utility model is directed to a pull force detecting device for preventing unhooking, so as to solve the problems set forth in the background art. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prevent pull force detection device of unhook, includes the base, the top of base is provided with the support, the top of support is provided with the roof, the middle part of roof is fixed to be embedded to have the cylinder, the output of cylinder is provided with the pull force detector, the output of pull force detector all is provided with the fixed box with the top of base, two the inner chamber left side of fixed box all rotates through the bearing and is connected with the column spinner, two the other end of column spinner extends to the right-hand member of two fixed boxes respectively and fixed mounting has the knob respectively, two the through-hole has all been seted up to one side that the fixed box is close to each other, two the equal slidable grafting of inner chamber of through-hole has the haulage rope, two the one end of haulage rope all extends to the outside of two fixed boxes and respectively fixed mounting have the fixed hook, two all be provided with the fixed plate on the fixed hook, two the inner chamber of fixed box all is provided with fixed subassembly.

Preferably, each fixing assembly comprises a gear, an inserting rod, racks, a handle, springs and telescopic assemblies, wherein the gears are fixedly sleeved on the outer wall of the rotary column, the inserting rods are slidably inserted into the front ends of the fixing boxes, the racks are arranged at the rear ends of the inserting rods, the handles are fixedly arranged at the front ends of the inserting rods, the springs are sleeved on the outer walls of the inserting rods, and the two telescopic assemblies are arranged at the front ends of the racks and are fixedly connected with the front sides of the inner cavities of the fixing boxes.

Preferably, the rack is meshed with the gear.

Preferably, each telescopic component comprises a telescopic rod, a telescopic cylinder and a limiting component, wherein the telescopic rod is arranged on the front side of an inner cavity of the fixed box, the telescopic cylinder is sleeved on the outer wall of the telescopic rod in a sliding manner, the telescopic cylinder is fixedly connected with the rack, and the limiting components are arranged in the inner cavity of the telescopic cylinder and are fixedly connected with the telescopic rod.

Preferably, each limiting component comprises a limiting groove and a limiting block, the limiting grooves are formed in the inner wall of the telescopic cylinder, one end of each limiting block is slidably embedded in the inner cavity of each limiting groove, and the other end of each limiting block is fixedly connected with the outer wall of the telescopic rod.

Preferably, the inner cavity of the limit groove is matched with the outer wall of the limit block and is in a dovetail shape.

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

1. through rotatory knob, make the knob drive the column spinner rotatory, and then can make haulage rope rolling at the outer wall of column spinner, and then make fixed plate on the fixed hook and the outer wall contact of fixed box, and then can realize the fixed to the fixed hook position under fixed plate and fixed box interaction, and then can avoid appearing the condition of unhooking, the condition that the fixed hook of tensile force detection device often can appear being surveyed the object unhooked when carrying out the tensile test has been solved, lead to the tensile test to be forced the problem of breaking, through fixed subassembly's setting, can realize the fixed of column spinner position, and then can prevent that the column spinner is rotatory when carrying out the tensile test to lead to the haulage line to stretch out the fixed box and influence the result accuracy of tensile test.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged view of the utility model at A of FIG. 1;

FIG. 3 is a front cross-sectional view of the stationary box of the present utility model;

FIG. 4 is a right side cross-sectional view of the stationary box of the present utility model;

fig. 5 is an enlarged view of fig. 4 at B in accordance with the present utility model.

In the figure: 1. a base; 2. a top plate; 3. a cylinder; 4. a tension detector; 5. a fixed box; 6. a spin column; 7. a knob; 8. a through hole; 9. a traction rope; 10. a rack; 11. a rod; 12. a telescopic cylinder; 13. a telescopic rod; 14. a limit groove; 15. a limiting block; 16. a bracket; 17. a gear; 18. a handle; 19. a fixed hook; 20. and a fixing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the pull force detection device for preventing unhooking comprises a base 1, a bracket 16 is arranged at the top end of the base 1, a top plate 2 is arranged at the top end of the bracket 16, an air cylinder 3 is fixedly embedded in the middle of the top plate 2, a pull force detector 4 is arranged at the output end of the air cylinder 3, fixed boxes 5 are arranged at the output end of the pull force detector 4 and the top end of the base 1, rotating columns 6 are rotatably connected to the left sides of inner cavities of the two fixed boxes 5 through bearings, the other ends of the two rotating columns 6 respectively extend to the right ends of the two fixed boxes 5 and respectively and fixedly provided with a knob 7, through holes 8 are respectively formed in one sides of the two fixed boxes 5 which are close to each other, pull ropes 9 are respectively inserted into the inner cavities of the two through holes 8 in a sliding manner, one ends of the two pull ropes 9 are respectively extended to the outer parts of the two fixed boxes 5 and respectively fixedly provided with fixed hooks 19, fixing plates 20 are respectively arranged on the two fixed hooks 19, the inner chamber of two fixed boxes 5 all is provided with fixed subassembly, through rotatory knob 7, make knob 7 drive the rotation post 6 rotatory, and then can make haulage rope 9 rolling at the outer wall of rotation post 6, and then make fixed plate 20 on the fixed hook 19 and the outer wall contact of fixed box 5, and then can realize the fixed of fixed hook 19 position under fixed plate 20 and fixed box 5 interaction, and then can avoid appearing the condition of unhooking, the condition that the fixed hook 19 of tension detection device often can appear by the measured object unhooking when carrying out the tensile test has been solved, lead to the problem that the tensile test was forced to break, through fixed subassembly's setting, can realize the fixed of rotation post 6 position, and then can prevent that the rotation post 6 rotatory result in the haulage wire to stretch out fixed box 5 when carrying out the tensile test influences the result accuracy of tensile test.

In this embodiment, every fixed subassembly all includes gear 17, inserted bar 11, rack 10, handle 18, spring and telescopic subassembly, gear 17 is fixed to be cup jointed at the outer wall of fixed box 5, the slidable grafting of inserted bar 11 is at the front end of fixed box 5, rack 10 sets up the rear end at inserted bar 11, handle 18 fixed mounting is at the front end of inserted bar 11, the spring cup joints at the outer wall of inserted bar 11, two telescopic subassembly all set up at the front end of rack 10 and all with the inner chamber front side fixed connection of fixed box 5, pulling handle 18, make handle 18 drive inserted bar 11 and rack 10 slide along the straight line to the inner chamber front side of fixed box 5 under the spacing effect of telescopic link 13 and telescopic cylinder 12, and then can make rack 10 break away from the meshing with gear 17, and make the spring produce corresponding elastic deformation after the extrusion of rack 10, and then produce corresponding elasticity, at this moment, through rotatory knob 7, make knob 7 drive rotatory post 6, when fixed plate 20 and the outer wall in close contact of fixed box 5, loosen handle 18, can make rack 10 and telescopic link 10 carry out the meshing with the fixed box 5 along the straight line at the spacing effect of telescopic link 10 under the effect of telescopic link 13, can be realized, and the accurate measuring result is realized, the telescopic link is realized and the telescopic link is rotated down along the position of the telescopic link 10.

In this embodiment, the rack 10 is meshed with the gear 17, and when the rack 10 is meshed with the gear 17, the fixing of the position of the rotating column 6 can be achieved, so that the fact that the pulling wire stretches out of the fixing box 5 to affect the accuracy of the result of the pulling force test due to the rotation of the rotating column 6 when the pulling force is detected can be prevented.

In this embodiment, every telescopic subassembly all includes telescopic link 13, telescopic cylinder 12 and spacing subassembly, telescopic link 13 sets up the inner chamber front side at fixed box 5, telescopic cylinder 12 slidable cup joints the outer wall at telescopic link 13, telescopic cylinder 12 and rack 10 fixed connection, two spacing subassemblies all set up the inner chamber at telescopic cylinder 12 and all with telescopic link 13 fixed connection, when rack 10 is gliding, can make telescopic link 13 correspond insert telescopic cylinder 12's inner chamber or stretch out telescopic cylinder 12's inner chamber, under the interact between telescopic link 13 and telescopic cylinder 12, can make rack 10 slide along sharp all the time, still can prevent rack 10 from appearing rotatory condition, lead to rack 10 can not with gear 17 meshing after the reduction.

In this embodiment, each spacing subassembly is all including spacing groove 14 and stopper 15, and the inner wall at flexible section of thick bamboo 12 is seted up to spacing groove 14, and the slidable embeds in the inner chamber of spacing groove 14 of one end of stopper 15, the other end of stopper 15 and the outer wall fixed connection of telescopic link 13, under the interact between spacing groove 14 and stopper 15, can prevent that telescopic link 13 from breaking away from the inner chamber of flexible section of thick bamboo 12, has improved the stability of flexible subassembly when using.

In this embodiment, the inner cavity of the limiting groove 14 is matched with the outer wall of the limiting block 15 and is dovetail-shaped, so that one end of the limiting block 15 is always kept embedded in the inner cavity of the limiting groove 14, and the stability of the limiting assembly in use is improved.

The application method and the advantages of the utility model are as follows: when in use, the working process is as follows:

when in use, the fixed rings on two sides of the spring are respectively sleeved on the two fixed hooks 19, the handles 18 are pulled, the handles 18 drive the inserted link 11 and the rack 10 to slide towards the front side of the inner cavity of the fixed box 5 along a straight line under the limiting action of the telescopic link 13 and the telescopic cylinder 12, the rack 10 can be further separated from the meshing of the gear 17, the spring is extruded by the rack 10 and then generates corresponding elastic deformation, and then corresponding elasticity is generated, at the moment, the knob 7 drives the rotary column 6 to rotate through the rotary knob 7, and then the traction rope 9 is wound on the outer wall of the rotary column 6, the fixed plate 20 on the fixed hook 19 is further contacted with the outer wall of the fixed box 5, the fixed position of the fixed hook 19 can be further realized under the interaction of the fixed plate 20 and the fixed box 5, the condition that unhooking occurs can be avoided, the condition that a measured object is unhooked frequently occurs when the tension detection device is carried out, the tension test is forced to be interrupted, when the fixed plate 20 is tightly contacted with the outer wall of the fixed box 5, the handles 18 are loosened, the spring is driven by the rotary column 6 under the action of the rotary knob 7, the rotary link 10 can be further driven by the spring to the rack 10 to be further contacted with the fixed box 5 along the position of the fixed box 5, and the position of the fixed box 5 can be further accurately influenced, and the position of the fixed box 5 can be further realized under the condition that the fixed position of the fixed line is influenced by the fixed position of the fixed box 5 is detected by the fixed rack 5, and the rotary link is further contacted with the fixed box 5 under the position of the fixed box 5.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prevent pull force detection device of unhook, includes base (1), its characterized in that: the utility model discloses a fixed subassembly, including base (1), support (16), fixed box (5), fixed box (20), fixed box (5) are all provided with through bearing rotation in the inner chamber left side of fixed box (5), two the other end of swivel post (6) extends to the right-hand member of two fixed boxes (5) respectively and fixed mounting has knob (7) respectively, two fixed box (5) are all offered through-hole (8) in one side that is close to each other, two the equal slidable grafting in inner chamber of through-hole (8) has haulage rope (9), two the one end of haulage rope (9) all extends to the outside of two fixed boxes (5) and respectively fixed mounting have fixed hook (19), two fixed plate (20) are all provided with on the fixed hook (19) inner chamber (5).

2. The unhooking-preventing tension detecting device according to claim 1, wherein: each fixed assembly comprises a gear (17), an inserting rod (11), a rack (10), a handle (18), a spring and a telescopic assembly, wherein the gear (17) is fixedly sleeved on the outer wall of a rotary column (6), the inserting rod (11) is slidably inserted into the front end of a fixed box (5), the rack (10) is arranged at the rear end of the inserting rod (11), the handle (18) is fixedly arranged at the front end of the inserting rod (11), the spring is sleeved on the outer wall of the inserting rod (11), and the two telescopic assemblies are arranged at the front end of the rack (10) and are fixedly connected with the front side of an inner cavity of the fixed box (5).

3. The unhooking-preventing tension detecting device according to claim 2, wherein: the rack (10) is meshed with a gear (17).

4. The unhooking-preventing tension detecting device according to claim 2, wherein: each telescopic component comprises a telescopic rod (13), a telescopic cylinder (12) and a limiting component, wherein the telescopic rod (13) is arranged on the front side of an inner cavity of a fixed box (5), the telescopic cylinder (12) is slidably sleeved on the outer wall of the telescopic rod (13), the telescopic cylinder (12) is fixedly connected with a rack (10), and the limiting components are arranged in the inner cavity of the telescopic cylinder (12) and are fixedly connected with the telescopic rod (13).

5. The unhooking-preventing tension detecting device according to claim 4, wherein: each limiting component comprises a limiting groove (14) and a limiting block (15), the limiting grooves (14) are formed in the inner wall of the telescopic cylinder (12), one end of each limiting block (15) is slidably embedded in the inner cavity of each limiting groove (14), and the other end of each limiting block (15) is fixedly connected with the outer wall of the telescopic rod (13).

6. The unhooking-preventing tension detecting device according to claim 5, wherein: the inner cavity of the limit groove (14) is matched with the outer wall of the limit block (15) and is dovetail-shaped.