CN111659965A - Tap wrench and working method thereof - Google Patents

Abstract

The invention discloses a tap wrench and a working method thereof, wherein the tap wrench comprises a first handle, a second handle, a first clamping block and a second clamping block, the first handle passing through the first clamping block and the second clamping block The two clamping blocks are connected, the second handle is connected to the first clamping block through the second clamping block, the first handle is provided with a first limiting portion for restricting the first clamping block, and the second handle is provided with a The first and second clamping blocks are disposed opposite to the second limiting portion for limiting the second clamping block. The tapping wrench is evenly stressed, not easy to loosen, the workpiece is stable, the tool is not easy to wear, and the service life of the tool is prolonged.

Description

Tap wrench and its working method

technical field

The invention belongs to the technical field of construction tools, and particularly relates to a tapping wrench and a working method thereof.

Background technique

The tap wrench is a tool used to hold the hand tap workpiece when tapping. It can be used after installing the tap workpiece. It is easy to operate. The tap wrench can improve work efficiency and is a necessary tool for tapping. The tap wrenches on the market are usually tightened on one side. During use, the force is uneven and easy to send. Moreover, one-sided tightening is likely to cause wear of the tightening end and reduce the service life of the tool.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a tap wrench and a working method thereof, the tap wrench is uniformly stressed, not easy to loosen, the workpiece is stable, the tool is not easily worn, and the service life of the tool is prolonged.

Its technical solutions are as follows:

A tap wrench, comprising a first handle, a second handle, a first clamping block and a second clamping block, the first handle passing through the first clamping block and connecting with the second clamping block, and the second handle passing through the second clamping block Connected with the first clamping block, the first handle is provided with a first limiting portion for limiting the first clamping block, the second handle is provided with a second limiting portion for limiting the second clamping block, and the first limiting portion is provided on the second handle. A clamping block is arranged opposite to the second clamping block.

Place the tapping workpiece between the first clamping block and the second clamping block, the first handle passes through the first clamping block and moves toward the second clamping block and is connected with the second clamping block. When the first handle moves, the first limiting part Abutting with the first clamping block, drives the first clamping block to move toward the second clamping block, the second handle passes through the second clamping block and moves toward the first clamping block and is connected with the first clamping block, when the second handle moves, the first clamping block is moved. The two limiting parts are in contact with the second clamping block, and drive the second clamping block to move toward the first clamping block. The first clamping block and the second clamping block approach each other and clamp the workpiece, so that the first handle and the second handle are clamped. The block is tightened on both sides, so that the workpiece is evenly stressed, stable and not easy to loosen; at the same time, the first clamping block and the second clamping block are not easy to wear, and the service life of the tool is prolonged.

In one of the embodiments, the first handle has a first tightening end, the first tightening end is provided with a thread, and the second clamping block is provided with a first threaded hole adapted to the thread of the first tightening end The first clamping block is provided with a first through hole, and the first tightening end is threadedly connected to the second clamping block through the first through hole. The second handle has a second tightening end, the second tightening end is provided with a thread, the first clamping block is provided with a second threaded hole adapted to the thread of the second tightening end, the second clamping The block is provided with a second through hole, and the second tightening end is threadedly connected to the first clamping block through the second through hole. The first handle is threadedly connected with the second clamping block, and the second handle is threadedly connected with the first clamping block. When the first handle is connected with the second clamping block and the second handle is connected with the first clamping block, the first clamping block and the first clamping block are driven. The second clamping blocks are close to each other to clamp the tap workpiece, and the operation is convenient and simple; at the same time, the threaded connection has its own locking function, and there is no need to provide additional locking parts to lock the first clamping block and the second clamping block, which makes the tool structure simpler ; In addition, the threaded connection is convenient for dismantling the tool, which is convenient for disassembly and storage after use, or more convenient for replacing the clamping block.

In one embodiment, the diameter of the first threaded hole is smaller than the diameter of the first through hole, and the diameter of the second threaded hole is smaller than the diameter of the second through hole. Through the above arrangement, the first handle is more easily connected to the first threaded hole through the first through hole, and the second handle is more easily connected to the second threaded hole through the second through hole.

In one embodiment, the first limiting portion is a first limiting block fixed on the first handle, the first limiting block is close to the first tightening end, and the second limiting portion is fixed on A second limit block on the second handle, the second limit block is close to the second tightening end. The first clamping block has a first abutting end and a first connecting end, the first through hole is located at the first abutting end, the second threaded hole is located at the first connecting end, and the second clamping block has The second abutting end and the second connecting end, the second through hole is located at the first abutting end, the first threaded hole is located at the second connecting end, and the first abutting end is in contact with the first limiting block the second contact end is contacted with the second limiting block. In the process of connecting the first handle through the first through hole and the first threaded hole, the first limiting block abuts against the first abutting end of the first clamping block, and drives the first clamping block to approach the second clamping block. , the second limiting block is in contact with the second abutting end, and drives the second clamping block to approach the first clamping block, so that the two clamping blocks are close to each other, the two sides are tightened, and the force is uniform.

In one embodiment, the first handle further has a first polished rod segment, the first polished rod segment is located between the first stop block and the thread of the first tightening end, and the second handle further has a second polished rod segment. A polished rod segment, the second polished rod segment is located between the second limiting block and the thread of the second tightening end. When the first handle passes through the first clamp block and the first limit block is in contact with the first clamp block, the first clamp block is located on the first polished rod segment; the second handle passes through the second clamp block and the second limit block is in contact with the first clamp block. When the second clamping block abuts, the second clamping block is located on the second polished rod segment; by arranging the first polished rod segment and the second polished rod segment, the wear between the handle and the clamping block is reduced, and the service life of the clamping block is prolonged.

In one embodiment, the first clamping block is provided with a first groove, the second clamping block is provided with a second groove, the first groove and the second groove are disposed opposite to each other, and The first groove corresponds to the second groove. The tap workpiece is placed between the first groove and the second groove, and the first clamping block and the second clamping block are connected to realize the clamping of the workpiece; the setting of the first groove and the second groove can prevent the workpiece from being constructed. It is easy to be displaced during the process, and at the same time, the workpiece is evenly stressed.

In one embodiment, a third groove is provided on a side of the first clamping block away from the first groove, and a fourth groove is provided on a side of the second clamping block away from the second groove , the third groove corresponds to the fourth groove. Also provided with a third groove and a fourth groove, the third groove corresponds to the fourth groove, and is different from the first groove and the second groove, so as to meet the fixation of different specifications of the tapping workpiece , to improve the applicability of the tool.

The working method of the tap wrench includes the following steps:

Place the workpiece between the first clamping block and the second clamping block;

The first handle passes through the first clamping block and moves toward the second clamping block and is connected with the second clamping block;

When the first handle moves, the first limiting part abuts against the first clamping block, and drives the first clamping block to move toward the second clamping block;

The second handle passes through the second clamping block and moves toward the first clamping block and is connected with the first clamping block;

When the second handle moves, the second limiting portion abuts against the second clamping block, and drives the second clamping block to move toward the first clamping block;

The first clamping block and the second clamping block are close to each other and clamp the workpiece.

Through the above method steps, the first handle and the second handle can tighten the clamping block on both sides, so that the workpiece is uniformly stressed, stable and not easy to loosen; at the same time, the first clamping block and the second clamping block are not easily worn, and the service life of the tool is prolonged.

The tap wrench and its working method provided by the present invention, wherein, through the cooperation of the first handle, the second handle, the first clamp block and the second clamp block, the tap wrench is uniformly stressed, not easy to loosen, and the workpiece is stable , the tool is not easy to wear and prolong the service life of the tool.

Description of drawings

The accompanying drawings here show specific examples of the technical solutions of the present invention, and form a part of the description together with the specific embodiments, and are used to explain the technical solutions, principles and effects of the present invention.

Unless otherwise specified or otherwise defined, in different drawings, the same reference numerals represent the same or similar technical features, and the same or similar technical features may also be represented by different reference numerals.

FIG. 1 is a schematic diagram of the overall structure of a tap wrench according to an embodiment of the present invention.

FIG. 2 is an exploded view of the structure of the tap wrench according to the embodiment of the present invention.

FIG. 3 is a top view of a tap wrench according to an embodiment of the present invention.

Description of reference numbers:

10, the first handle; 11, the first tightening end; 12, the first polished rod section; 20, the second handle; 21, the second tightening end; 22, the second polished rod section; 30, the first clamping block; 31, the first abutting end; 32, first connecting end; 40, second clamping block; 41, second abutting end; 42, second connecting end; 50, first threaded hole; 51, second threaded hole; 52, first A through hole; 53, a second through hole; 60, a first limit block; 61, a second limit block; 70, a first groove; 71, a second groove; 72, a third groove; 73, Fourth groove.

Detailed ways

In order to facilitate understanding of the present invention, specific embodiments of the present invention will be described in more detail below with reference to the accompanying drawings.

Unless specifically defined or otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. In the case of combining the technical solutions of the present invention with realistic scenarios, all technical and scientific terms used herein may also have meanings corresponding to the purpose of realizing the technical solutions of the present invention.

Unless specifically stated or otherwise defined, "first, second..." used herein is only used to distinguish names, and does not represent a specific number or order.

As used herein, unless specifically stated or otherwise defined, the term "and/or" includes any and all combinations of one or more of the associated listed items.

It should be noted that when an element is considered to be "fixed" to another element, it may be directly fixed to the other element, or it may be an intervening element; when an element is considered to be "connected" to another element, it may be It may be directly connected to another element, or there may be intervening elements; when an element is considered to be "mounted" on another element, it may be directly mounted to the other element, or an intervening element may be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present.

Unless specifically stated or otherwise defined, the "said" and "the" used herein are the technical features or technical contents mentioned or described before the corresponding position, the technical features or technical contents and the technical features or technical contents mentioned above. The technical content can be the same or similar.

Undoubtedly, technical content or technical features that go against the purpose of the present invention, or are obviously contradictory, should be excluded.

As shown in FIGS. 1 to 3 , the tap wrench includes a first handle 10 , a second handle 20 , a first clamping block 30 and a second clamping block 40 , wherein the first handle 10 has a first tightening end 11 , so The first tightening end 11 is provided with a thread, the second clamping block 40 is provided with a first threaded hole 50 adapted to the thread of the first tightening end 11, and the first clamping block 30 is provided with a first threaded hole 50. A through hole 52, the first tightening end 11 is threadedly connected to the second clamping block 40 through the first through hole 52, the second handle 20 has a second tightening end 21, and the second tightening end 21 is provided with The first clamping block 30 is provided with a second threaded hole 51 adapted to the thread of the second tightening end 21, the second clamping block 40 is provided with a second through hole 53, and the second clamping block 40 is provided with a second through hole 53. The end 21 is threadedly connected to the first clamping block 30 through the second through hole 53 , the first handle 10 is provided with a first limiting portion for limiting the first clamping block 30 , and the second handle 20 is provided with a limiting portion for limiting The second limiting part of the second clamping block 40, the first clamping block 30 and the second clamping block 40 are disposed opposite to each other, the first clamping block 30 is provided with a first groove 70, the second clamping block The 40 is provided with a second groove 71 , the first groove 70 and the second groove 71 are arranged opposite, and the first groove 70 is corresponding to the second groove 71 .

Place the tap workpiece between the first groove 70 and the second groove 71, the first handle 10 moves through the first clamping block 30 toward the second clamping block 40 and is connected with the second clamping block 40, the first handle 10 moves When the first limiting part is in contact with the first clamping block 30, the first clamping block 30 is driven to move toward the second clamping block 40, and the second handle 20 passes through the second clamping block 40 and moves toward the first clamping block 30 and is connected with the first clamping block 30. The first clamping block 30 is connected, and when the second handle 20 moves, the second limiting portion abuts against the second clamping block 40 , and drives the second clamping block 40 to move toward the first clamping block 30 . The clamping blocks 40 are close to each other and clamp the tapping workpiece between the first groove 70 and the second groove 71, so that the first handle 10 and the second handle 20 can tighten the clamping block on both sides, so that the workpiece is evenly stressed , it is stable and not easy to loosen; at the same time, the first clamping block 30 and the second clamping block 40 are not easy to wear, and the service life of the tool is prolonged. The first handle 10 is threadedly connected with the second clamping block 40 , the second handle 20 is threadedly connected with the first clamping block 30 , and the first handle 10 is connected with the second clamping block 40 and the second handle 20 is connected with the first clamping block 30 At the same time, the first clamping block 30 and the second clamping block 40 are driven close to each other to clamp the tapping workpiece, and the operation is convenient and simple; at the same time, the self-locking function is provided through the threaded connection, and there is no need to provide additional locking parts to lock the first clamping block 30. And the second clamping block 40 makes the structure of the tool simpler; in addition, the threaded connection is convenient for disassembling the tool, which is convenient for disassembly and storage after use, or more convenient for replacing the clamping block.

A third groove 72 is formed on the side of the first clamping block 30 away from the first groove 70 , and a fourth groove 73 is formed on the side of the second clamping block 40 away from the second groove 71 . The third groove 72 corresponds to the fourth groove 73 . A third groove 72 and a fourth groove 73 are also provided. The third groove 72 corresponds to the fourth groove 73 and has different specifications from the first groove 70 and the second groove 71, so that different specifications can be met. It can fix the tap workpiece and improve the application range of the tool; when selecting grooves of different specifications to clamp the tap workpiece, it is enough to exchange the opposite sides of the two clamping blocks, without the need to replace the entire clamping block, and the operation is more convenient.

The diameter of the first threaded hole 50 is smaller than that of the first through hole 52 , and the diameter of the second threaded hole 51 is smaller than that of the second through hole 53 . Through the above arrangement, the first handle 10 is more easily connected to the first threaded hole 50 through the first through hole 52 , and the second handle 20 is more easily connected to the second threaded hole 51 through the second through hole 53 .

As shown in FIG. 2 , in this embodiment, the first limiting portion is a first limiting block 60 fixed on the first handle 10 , and the first limiting block 60 is close to the first tightening end 11 , so The second limiting portion is a second limiting block 61 fixed on the second handle 20 , and the second limiting block 61 is close to the second tightening end 21 . The first clamping block 30 has a first abutting end 31 and a first connecting end 32 , the first through hole 52 is located at the first abutting end 31 , the second threaded hole 51 is located at the first connecting end 32 , The second clamping block 40 has a second abutting end 41 and a second connecting end 42 , the second through hole 53 is located at the first abutting end 31 , the first threaded hole 50 is located at the second connecting end 42 , The first abutting end 31 abuts with the first limiting block 60 , and the second abutting end 41 abuts with the second limiting block 61 . When the first handle 10 passes through the first through hole 52 and is connected to the first threaded hole 50 , the first limiting block 60 abuts against the first abutting end 31 of the first clamping block 30 and drives the first clamping block 30 to approach The second clamping block 40, similarly, the second limiting block 61 is in contact with the second abutting end 41, and drives the second clamping block 40 to approach the first clamping block 30, so that the two clamping blocks are close to each other, and the two sides are tightened , the force is uniform; when the connection is completed, the first limit block 60 and the second limit block 61 press against the first clamp block 30 and the second clamp block 40 respectively, so that the wire tapping workpiece is stable and not easy to loosen, and the force is applied. Even, not easy to wear.

The first handle 10 also has a first polished rod segment 12, the first polished rod segment 12 is located between the first stop block 60 and the thread of the first tightening end 11, and the second handle 20 also has a second polished rod segment 12. The polished rod segment 22 , the second polished rod segment 22 is located between the second limiting block 61 and the thread of the second tightening end 21 . When the first handle 10 passes through the first clamping block 30 and the first limiting block 60 abuts against the first clamping block 30, the first clamping block 30 is located on the first polished rod segment 12; the second handle 20 passes through the second clamping block 40 and the second limiting block 61 is in contact with the second clamping block 40, the second clamping block 40 is located on the second polished rod segment 22; by arranging the first polished rod segment 12 and the second polished rod segment 22, the number of handles and clamping blocks is reduced. wear between, and prolong the service life of the clamping block.

The working method of the tapping wrench, wherein the first groove 70 and the second groove 71 are selected in the working method of this embodiment, including the following steps:

Place the tap workpiece between the first groove 70 and the second groove 71;

The first handle 10 passes through the first clamping block 30 and moves toward the second clamping block 40 and is threadedly connected with the second clamping block 40;

During the connection process, the first clamping block 30 is sleeved on the first polished rod segment 12 of the first handle 10 , and the first limiting block 60 abuts against the first abutting end 31 of the first clamping block 30 to drive the first clamping block 30 moves toward the second clamping block 40;

The second handle 20 passes through the second clamping block 40 and moves toward the first clamping block 30 and is threadedly connected with the first clamping block 30;

During the connection process, the second clamping block 40 is sleeved on the second polished rod segment 22 of the second handle 20 , and the second limiting portion abuts against the second abutting end 41 of the second clamping block 40 to drive the second clamping block 40 moves toward the first clamping block 30;

The first clamping block 30 and the second clamping block 40 are close to each other and clamp the tapping workpiece between the first groove 70 and the second groove 71;

When the connection is completed, the first limiting block 60 and the second limiting block 61 press against the first clamping block 30 and the second clamping block 40 respectively, so that the tapping workpiece is stable and not easy to loosen.

The tap wrench and its working method provided by the present invention, wherein, through the cooperation of the first handle 10, the second handle 20, the first clamp block 30 and the second clamp block 40, the tap wrench is uniformly stressed and not easy to loosen , the workpiece is stable, the tool is not easy to wear, and the service life of the tool is prolonged; the self-locking function of the threaded connection does not require additional locking parts to lock the first clamping block 30 and the second clamping block 40, which makes the tool structure simpler; in addition, The threaded connection is convenient for dismantling the tool, which is easy to disassemble and store after use, or more convenient to replace the clamping block; the two sides of the clamping block are provided with grooves of different specifications, which can fix tap workpieces of different specifications and improve the application scope of the tool.

The purpose of the above embodiment is to exemplarily reproduce and derive the technical solution of the present invention, and to fully describe the technical solution, purpose and effect of the present invention, and the purpose is to make the public understand the disclosure of the present invention more thoroughly. , comprehensive, and does not limit the protection scope of the present invention.

The above embodiments are not exhaustive listings based on the present invention, and there may also be a number of other implementations that are not listed. Any substitutions and improvements made on the basis of not violating the concept of the present invention fall within the protection scope of the present invention.

Claims (10)

1. A tap wrench, characterized in that it comprises a first handle, a second handle, a first clamping block and a second clamping block, the first handle passing through the first clamping block and connecting with the second clamping block, and the second handle Passing through the second clamping block and connecting with the first clamping block, the first handle is provided with a first limiting portion for limiting the first clamping block, and the second handle is provided with a second limiting portion for limiting the second clamping block. The first clamping block and the second clamping block are arranged opposite to each other. 2 . The tap wrench according to claim 1 , wherein the first handle has a first tightening end, the first tightening end is provided with a thread, and the second clamping block is provided with a first tightening end. 3 . The first threaded hole of the end is adapted to the thread, the first clamping block is provided with a first through hole, and the first tightening end passes through the first through hole and is threadedly connected to the second clamping block. 3 . The tap wrench according to claim 2 , wherein the second handle has a second tightening end, the second tightening end is provided with a thread, and the first clamping block is provided with a second clamping end. 4 . The second threaded hole of the tightening end is adapted to the thread, the second clamping block is provided with a second through hole, and the second tightening end passes through the second through hole and is threadedly connected to the first clamping block. 4 . The tap wrench according to claim 3 , wherein the diameter of the first threaded hole is smaller than that of the first through hole, and the diameter of the second threaded hole is smaller than that of the second through hole. 5 . 5 . The tap wrench according to claim 3 , wherein the first limiting part is a first limiting block fixed on the first handle, and the first limiting block is close to the first tightening end, so 5 . The second limiting portion is a second limiting block fixed on the second handle, and the second limiting block is close to the second tightening end. 6 . The tap wrench according to claim 5 , wherein the first clamping block has a first abutting end and a first connecting end, the first through hole is located at the first abutting end, and the first Two threaded holes are located at the first connecting end, the second clamping block has a second abutting end and a second connecting end, the second through hole is located at the first abutting end, and the first threaded hole is located at the second connecting end The first abutting end abuts the first limiting block, and the second abutting end abuts the second limiting block. 7 . The tap wrench according to claim 5 , wherein the first handle further has a first polished rod segment, and the first polished rod segment is located between the first limit block and the thread of the first tightening end, 8 . The second handle also has a second polished rod segment, and the second polished rod segment is located between the second limiting block and the thread of the second tightening end. 8. The tap wrench according to any one of claims 1 to 7, wherein the first clamping block is provided with a first groove, and the second clamping block is provided with a second groove, so that the The first groove and the second groove are arranged opposite to each other, and the first groove is corresponding to the second groove. 9 . The tap wrench according to claim 8 , wherein a side of the first clamping block away from the first groove is provided with a third groove, and the second clamping block is away from the second groove. 10 . A fourth groove is provided on one side, and the third groove corresponds to the fourth groove. 10. The working method of a tap wrench, characterized in that, comprising the following steps: Place the tap workpiece between the first clamping block and the second clamping block; The first handle passes through the first clamping block and moves toward the second clamping block and is connected with the second clamping block; When the first handle moves, the first limiting part abuts against the first clamping block, and drives the first clamping block to move toward the second clamping block; The second handle passes through the second clamping block and moves toward the first clamping block and is connected with the first clamping block; When the second handle moves, the second limiting portion abuts against the second clamping block, and drives the second clamping block to move toward the first clamping block; The first clamping block and the second clamping block are close to each other and clamp the workpiece.

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