CN216669518U

CN216669518U - Novel labor protection shoe detects uses pulling force tool

Info

Publication number: CN216669518U
Application number: CN202122950494.8U
Authority: CN
Inventors: 殷沛亮
Original assignee: Danyang Liudu Shoes Co ltd
Current assignee: Jiangsu Liudu Safety Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-06-03
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a novel tension jig for detecting safety shoes, which comprises a clamping jig body, wherein a support block is fixed on the clamping jig body, a sliding groove is formed in the inner side of the support block, a threaded rod is rotatably installed on the inner side of the sliding groove, a sliding block is sleeved on the outer side of the threaded rod, a screw hole is formed in the inner side of the sliding block, a limiting clamping block is fixed on one side wall of the sliding block through a support rod, the sliding block and the threaded rod are connected in a matched mode through the screw hole, and a first bevel gear is fixed at one end of the threaded rod; through being provided with spacing clamp splice, slider, threaded rod, transfer line, pressing from both sides tight tool body, first awl tooth and second awl tooth, avoid pressing from both sides tight when pressing from both sides the safety shoe material, the atress is inhomogeneous, leads to breaking at the clamping department when the tensile test and damages, and the device has improved the tight area of clamp to the material, the even effect of increase atress distribution.

Description

Novel labor protection shoe detects uses pulling force tool

Technical Field

The utility model belongs to the technical field of safety shoe detection jigs, and particularly relates to a novel tension jig for safety shoe detection.

Background

The safety shoe is a shoe with safety protection function to the foot. It has many kinds, such as toe protection, puncture resistance, insulation, acid and alkali resistance, etc. The safety shoes are selected according to the hazard property and the hazard degree of the working environment. The safety shoes should have product certification and product instruction. Before the safety shoe is used, the specification is read according to the using conditions, the using method is correct, the Nela degree of the material is conveniently tested when the safety shoe is processed, the Nela degree is generally tested by a tension testing machine, and one end of the material is clamped and fixed by a clamping jig during testing.

Present safety shoe detects uses tension tool in the use, and it is fixed to compress tightly the one end of material through screwing the screw more, and the area of atress is less after compressing tightly, during follow-up tensile test, probably causes the too big emergence of local atress to damage, is not convenient for carry out fine test to longer material, makes the atress distribute evenly, and the test effect is not good, for this reason we provide a novel safety shoe detects uses tension tool.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel tension jig for detecting safety shoes, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel tension jig is used in safety shoe detection, includes and presss from both sides tight tool body, be fixed with a piece on pressing from both sides tight tool body, a piece inboard has seted up the spout, the threaded rod is installed in the inboard rotation of spout, threaded rod outside cover is equipped with the slider, the screw has been seted up to the slider inboard, a slider lateral wall is fixed with the spacing clamp splice through branch, the slider cooperates through the screw with the threaded rod and is connected, threaded rod one end is fixed with first awl tooth, a piece inboard one end is rotated and is connected with the transfer line, be fixed with the second awl tooth on the transfer line, the second awl tooth is connected with first awl tooth meshing, the fixed surface has wear-resisting cast iron on the tight tool body of clamp.

Preferably, the supporting block and the sliding block are both provided with two positions, and the sliding block at the other position is located at the other end of the limiting clamping block.

Preferably, a stop block is fixed on the wear-resistant cast iron, and two ends of the stop block are both in contact with the support block.

Preferably, a rotating handle is fixed on one side of the transmission rod, and the cross section of the rotating handle is L-shaped.

Preferably, the limiting clamping block is cylindrical, and anti-skid grains are arranged on the outer surface of the limiting clamping block.

Preferably, chamfers are arranged at two ends of the supporting block.

Preferably, a mounting plate is arranged on one side wall of the clamping jig body, and mounting holes are formed in the inner side of the mounting plate.

Preferably, the mounting plate is provided with two positions, and the two mounting plates are arranged along the long edge of the clamping jig body in a central symmetry manner.

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

through being provided with spacing clamp splice, slider, threaded rod, transfer line, press from both sides tight tool body, first awl tooth and second awl tooth, avoid when pressing from both sides tight to labour protection shoes material, the atress is inhomogeneous, leads to breaking apart the damage in clamping department when the tensile test, and the device has improved the tight area of clamp to the material, and the even effect of increase atress distribution is easy and simple to handle simultaneously, has improved the practicality that the device used.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a supporting block according to the present invention;

FIG. 3 is a schematic view of a spacing block structure according to the present invention;

in the figure: 1. clamping the jig body; 2. supporting a block; 3. a limiting clamping block; 4. wear-resistant cast iron; 5. a transmission rod; 6. a stopper; 7. rotating the handle; 8. a slider; 9. a threaded rod; 10. a first bevel gear; 11. a screw hole; 12. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a novel tension jig for detecting safety shoes comprises a clamping jig body 1, wherein a supporting block 2 is fixed on the clamping jig body 1, a sliding groove is formed in the inner side of the supporting block 2, a threaded rod 9 is rotatably installed on the inner side of the sliding groove, the position of the sliding block 8 is convenient to adjust, a sliding block 8 is sleeved on the outer side of the threaded rod 9, the position of the limiting clamping block 3 is convenient to adjust, a screw hole 11 is formed in the inner side of the sliding block 8, a limiting clamping block 3 is fixed on one side wall of the sliding block 8 through a supporting rod, one end of the safety shoe material is convenient to clamp during tension testing, the sliding block 8 is in matched connection with the threaded rod 9 through the screw hole 11, the position of the limiting clamping block 3 is convenient to adjust better, a first conical tooth 10 is fixed at one end of the threaded rod 9, a transmission rod 5 is rotatably connected to one end of the inner side of the supporting block 2, a second conical tooth is fixed on the transmission rod 5, and the second conical tooth is meshed with the first conical tooth 10, the rotation of being convenient for better drive threaded rod 9 presss from both sides tight tool body 1 upper surface fixed with wear-resisting cast iron 4, is convenient for improve the wear-resisting effect of pressing from both sides tight tool body 1 upper surface.

In this embodiment, preferably, the supporting block 2 and the sliding block 8 are both provided with two positions, and the other sliding block 8 is located at the other end of the limiting clamping block 3, so that the position of the limiting clamping block 3 can be moved better.

In this embodiment, preferably, the wear-resistant cast iron 4 is fixed with the stop block 6, and both ends of the stop block 6 are in contact with the support blocks 2, so that one end of the labor protection shoe material is conveniently limited to be separated from one end of the upper surface of the wear-resistant cast iron 4.

In this embodiment, preferably, a rotating handle 7 is fixed on one side of the transmission rod 5, and the cross section of the rotating handle 7 is in an L shape, so that the transmission rod 5 can be rotated better.

In this embodiment, it is preferred that spacing clamp splice 3 be cylindrical, and 3 surfaces of spacing clamp splice are provided with anti-skidding line, when being convenient for press from both sides tightly, better anti-skidding effect.

In this embodiment, preferably, chamfers are arranged at two ends of the supporting block 2, so that scratches on external personnel are reduced.

In this embodiment, preferably, a mounting plate 12 is disposed on a side wall of the clamping fixture body 1, and a mounting hole is formed in the inner side of the mounting plate 12, so that the clamping fixture body 1 can be conveniently and fixedly mounted.

In this embodiment, preferably, the mounting plate 12 is provided with two positions, and the two mounting plates 12 are symmetrically arranged along the long side center of the clamping jig body 1, so that the clamping jig body 1 can be better fixed.

The working principle and the using process of the utility model are as follows: when the safety shoe material is tested, the material is placed between the limiting clamping block 3 and the wear-resistant cast iron 4, the material is limited to be separated from one end of the upper surface of the wear-resistant cast iron 4 through the blocking of the stop block 6, then the transmission rod 5 is driven to rotate through the rotation of the rotating handle 7, the first bevel gear 10 is meshed with the second bevel gear, the transmission rod 5 simultaneously drives the two threaded rods 9 to rotate, the threaded rods 9 are matched with the sliding blocks 8 through the screw holes 11, the sliding blocks 8 move inside the sliding grooves due to the rotation of the threaded rods 9, the limiting clamping block 3 is driven to move towards the wear-resistant cast iron 4 due to the driving of the sliding blocks 8, the distance between the limiting clamping block 3 and the wear-resistant cast iron 4 is reduced, the limiting clamping block 3 and the wear-resistant cast iron 4 clamp the material with different thicknesses, the length of the limiting clamping block 3 is larger, the clamping length of the material is convenient to be improved, the local stress during the clamping is reduced, and the stress distribution during the subsequent tensile test is improved to be uniform, the distance between the limiting clamping block 3 and the wear-resistant cast iron 4 can be increased by reverse operation after clamping, and then the material is replaced.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel labour protection shoes detect and use pulling force tool, includes and presss from both sides tight tool body (1), its characterized in that: it has a piece (2) to be fixed with on the tight tool body of clamp (1), the spout has been seted up to a piece (2) inboard, threaded rod (9) are installed in the inboard rotation of spout, threaded rod (9) outside cover is equipped with slider (8), screw (11) have been seted up to slider (8) inboard, slider (8) a lateral wall is fixed with spacing clamp splice (3) through branch, slider (8) cooperate through screw (11) with threaded rod (9) to be connected, threaded rod (9) one end is fixed with first awl tooth (10), it is connected with transfer line (5) to prop up the inboard one end rotation of piece (2), be fixed with the second awl tooth on transfer line (5), the second awl tooth is connected with first awl tooth (10) meshing, the surface mounting has wear-resisting cast iron (4) on the tight tool body of clamp (1).

2. The novel tension jig for detecting safety shoes as claimed in claim 1, wherein: the supporting block (2) and the sliding block (8) are both provided with two positions, and the sliding block (8) at the other position is positioned at the other end of the limiting clamping block (3).

3. The novel tension jig for detecting safety shoes as claimed in claim 1, wherein: and a stop block (6) is fixed on the wear-resistant cast iron (4), and two ends of the stop block (6) are in contact with the support block (2).

4. The novel tension jig for detecting safety shoes as claimed in claim 1, wherein: a rotating handle (7) is fixed on one side of the transmission rod (5), and the cross section of the rotating handle (7) is L-shaped.

5. The novel tension jig for detecting safety shoes as claimed in claim 1, wherein: the limiting clamping block (3) is cylindrical, and anti-skid grains are arranged on the outer surface of the limiting clamping block (3).

6. The novel tension jig for detecting safety shoes as claimed in claim 1, wherein: chamfers are arranged at two ends of the supporting block (2).

7. The novel tension jig for detecting safety shoes as claimed in claim 1, wherein: a mounting plate (12) is arranged on one side wall of the clamping jig body (1), and mounting holes are formed in the inner side of the mounting plate (12).

8. The novel tension jig for detecting safety shoes as claimed in claim 7, wherein: the mounting plate (12) is provided with two positions, and the two mounting plates (12) are arranged along the center of the long edge of the clamping jig body (1) in a symmetrical mode.