CN108145604A - Spanner grinding clamp - Google Patents

Abstract

The invention discloses a kind of spanner grinding clamps, including rack, elastic component, compressing member and the crossbeam for being installed on the rack, it is articulated with the operating lever of the crossbeam, the operating lever include positioned at the operating lever hinge axes side the first installation position and positioned at the operating lever hinge axes opposite side the second installation position, the elastic component is connected between first installation position and the crossbeam, the compressing member is connected to second installation position, one end of the crossbeam is provided with spanner mounting structure, the elastic component applies the operating lever so that the compressing member presses to the elastic force of the spanner mounting structure.The technical issues of labor intensity caused by when the spanner grinding clamp can solve traditional polishing operation is high, dangerous high.

Description

Wrench Grinding Fixture

technical field

The invention relates to a wrench clamp, in particular to a wrench grinding clamp.

Background technique

A wrench is a relatively common common tool, but it is also an important tool in industrial production. It uses the principle of leverage to turn screws, bolts, nuts and other threaded fasteners to achieve the purpose of installing and disassembling parts. . In the manufacture of wrenches, carbon or alloy materials are usually used. In the production process of the wrench in the prior art, usually after hot forging the wrench body of the wrench, multiple processes such as machining and grinding are required, and usually, the side grinding of the wrench body of many wrenches needs to be carried out Manual operation has high labor intensity, and the end face grinding is performed by holding the wrench body manually, and the hand is close to the high-speed rotating grinding wheel belt, which is highly dangerous.

Contents of the invention

The main purpose of the present invention is to provide a wrench grinding jig, aiming to solve the technical problems of high labor intensity and high risk caused by the wrench grinding operation in the prior art.

To achieve the above object, the present invention provides a wrench grinding fixture, comprising a frame, an elastic member, a pressing member, a crossbeam mounted on the frame, an operating rod hinged to the crossbeam, and the operating rod includes a The first installation position on one side of the hinge axis of the operating rod and the second installation position on the other side of the hinge axis of the operating rod, the elastic member is connected between the first installation position and the cross beam Between, the pressing member is connected to the second installation position, one end of the beam is provided with a wrench installation structure, and the elastic member exerts force on the operating rod so that the pressing member presses against the wrench installation structure of elasticity.

Preferably, the wrench installation structure is a positioning rod for matching with the pin hole of the wrench.

Preferably, the positioning rod is provided with a threaded portion, and one end of the beam is provided with a threaded hole.

Preferably, one end of the pressing member is hinged to the second installation position with the operating rod, and the other end of the pressing member is provided with a hook for matching with a slot of a wrench.

Preferably, the pressing member includes a first connection part, a second connection part and the hook part connected in sequence, the first connection part and the operating rod are hinged at the second installation position, and the When the elastic member is in a natural state, the second connecting portion is in parallel contact with the beam.

Preferably, the crossbeam is mounted on the frame so that it can move linearly.

Preferably, the frame is provided with a through hole, and the beam is slidably installed in the through hole.

Preferably, the wrench grinding jig includes an operating rod bracket installed on the beam, the operating rod bracket is provided with a hinge shaft, and the operating rod is mounted on the hinge shaft.

Preferably, the beam is provided with a groove, and the operating rod bracket is snapped into the groove.

Preferably, the elastic member is a compression spring.

In the technical solution of the present invention, since the wrench can be clamped by the wrench grinding fixture and then sent to the double-sided abrasive belt polishing machine to polish the wrench, for example, the two sides of the wrench can be polished. Press against the wrench installed at the wrench installation structure to press (clamp) the wrench and fix it, so the wrench grinding fixture avoids the problems of high labor intensity and high risk of workers caused by manual grinding operations.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some implementations of the present invention. For those skilled in the art, other drawings can also be obtained according to the structures shown in these drawings without creative effort.

Fig. 1 is a schematic diagram of a wrench grinding fixture without a wrench installed in an embodiment of the present invention;

Fig. 2 is a schematic diagram of a wrench grinding jig equipped with a wrench according to an embodiment of the present invention.

Explanation of reference numbers:

label name label name 1 frame 2 Elastic 3 Compression parts 4 beam 5 Joystick 6 joystick bracket 7 positioning rod 8 wrench 31 Hookbe 41 suit rod

The realization of the purpose of the present invention, functional characteristics and advantages will be further described with reference to the accompanying drawings in combination with the implementation modes.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the implementation manners in the present invention, all other implementation manners obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relationship between the components in a certain posture (as shown in the accompanying drawings). Relative positional relationship, movement conditions, etc., if the specific posture changes, the directional indication will also change accordingly.

In addition, in the present invention, descriptions such as "first", "second" and so on are used for description purposes only, and should not be understood as indicating or implying their relative importance or implicitly indicating the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features.

Moreover, the technical solutions of the various embodiments of the present invention can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered as a combination of technical solutions. Does not exist, nor is it within the scope of protection required by the present invention.

Referring to Fig. 1 and Fig. 2, the present invention provides a wrench grinding fixture, wherein, the wrench grinding fixture includes a frame 1, an elastic member 2, a pressing member 3, a crossbeam 4 installed on the frame 1, and a The operating rod 5, the operating rod 5 includes a first mounting position located on one side of the hinge axis of the operating rod 5 and a second mounting position located on the other side of the hinge axis of the operating rod 5, and the elastic member 2 is connected to the first mounting position Between the crossbeam 4, the pressing member 3 is connected to the second installation position, and one end of the crossbeam 4 is provided with a wrench installation structure, and the elastic member 2 exerts an elastic force on the operating rod 5 so that the pressing member 3 presses against the wrench installation structure, specifically Therefore, the elastic member 2 applies force upward to the first installation position of the operating rod 5, and based on the principle of leverage, the operating rod 5 exerts force downward on the pressing member 3 at the second installation position, so that the pressing member 3 can be pressed toward The wrench 8 installed at the wrench installation structure is used to compress (clamp) the wrench 8 and fix it. The wrench grinding jig is especially suitable as a wrench wrench body side grinding jig, and the present invention is not limited thereto.

In the technical solution of the present invention, since the wrench 8 can be clamped by the wrench grinding fixture, it can be sent to the double-sided abrasive belt polishing machine to polish the wrench 8, for example, the two sides of the wrench 8 can be polished. The pressing part 3 presses against the wrench 8 installed at the wrench installation structure to press (clamp) the wrench 8 and fix it, so the wrench grinding fixture avoids the high labor intensity and high risk of workers caused by manual grinding operations. question.

According to a preferred embodiment of the present invention, the wrench installation structure is a positioning rod 7 for cooperating with the pin hole of the wrench 8 . Specifically, the positioning rod 7 is provided with a threaded portion, and one end of the crossbeam 4 is provided with a threaded hole, and the positioning rod 7 is detachably installed on one end of the crossbeam 4 through threaded connection. In this way, the positioning rod 7 of different sizes can be replaced. Match the spanners 8 of different sizes (specifically, the positioning rods 7 of different sizes are used to adapt to the different pin sizes of the spanners 8).

The specific structural form of the pressing member 3 is not particularly limited. In the preferred embodiment shown in FIGS. The other end is provided with a hook portion 31 for matching with the slot of the wrench 8 . The pressing part 3 includes a first connecting part, a second connecting part and a hook part 31 connected in sequence, the first connecting part and the operating rod 5 are hinged at the second installation position, the first connecting part is provided with a waist-shaped hole, and the operating rod 5 The screw nut is hinged to the waist-shaped hole, and when the elastic member 2 is in a natural state, the second connecting part can be parallel to the beam 4 .

Certainly, in order to conveniently send the wrench 8 to the double-sided abrasive belt polishing machine, the crossbeam 4 can be mounted on the frame 1 so as to move linearly. Specifically, the frame 1 is provided with a through hole, and the beam 4 is slidably installed in the through hole. Thereby pushing the beam 4 to move linearly towards the double-sided abrasive belt polisher can send the wrench 8 to the double-sided abrasive belt polisher. In addition, the wrench grinding jig includes an operating rod bracket 6 installed on the crossbeam 4, the operating rod bracket 6 is provided with a hinge shaft, and the operating rod 5 is installed on the hinge shaft. That is to say, the operating rod 5 is hinged to the beam 4 through the operating rod bracket 6 . Certainly, the operating rod bracket 6 can be detachably installed or fixedly installed on the beam 4 in various appropriate ways. According to a preferred embodiment of the present invention, the beam 4 is provided with a groove, and the operating rod bracket 6 is snapped into the groove.

The elastic member 2 mentioned above can be a compression spring, one end of the compression spring can be sleeved on the sleeve rod 41 arranged on the beam 4, and the other end of the compression spring can be installed in the spring mounting hole provided on the operating rod 5, the specific operation , when the user applies downward force on the left side of the operating lever 5, the operating lever 5 drives the pressing part 3 to tilt upward, and the compression spring is in a compressed state at this time, and the pin hole of the wrench 8 can be inserted into the positioning rod 7 , when the user loosens the operating lever 5, the compression spring returns to its original state, and the pressing member 3 moves toward the original position (that is, downward toward the positioning rod 7), thereby compressing the shoulder of the wrench body of the wrench 8, thereby enabling Realize positioning and clamping when grinding the end face of the wrench body. The user pushes the handle of the crossbeam 4 to move axially, and the wrench 8 can be sent to the corresponding position of the double-sided abrasive belt polishing machine, and then the two sides of the wrench 8 can be polished and polished.

The above is only a preferred embodiment of the present invention, and does not therefore limit the patent scope of the present invention. Under the inventive concept of the present invention, the equivalent structural transformation made by using the description of the present invention and the contents of the accompanying drawings, or direct/indirect use All other relevant technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A wrench grinding clamp is characterized in that it comprises a frame, an elastic member, a pressing member, a crossbeam mounted on the frame, an operating rod hinged to the crossbeam, and the operating rod includes a a first installation position on one side of the hinge axis of the rod and a second installation position on the other side of the hinge axis of the operating rod, the elastic member is connected between the first installation position and the beam, The pressing member is connected to the second installation position, one end of the crossbeam is provided with a wrench installation structure, and the elastic member applies elasticity to the operating rod so that the pressing member presses toward the wrench installation structure. force. 2 . The wrench grinding jig according to claim 1 , wherein the wrench mounting structure is a positioning rod for matching with a pin hole of a wrench. 3 . 3 . The wrench grinding jig according to claim 2 , wherein the positioning rod is provided with a threaded portion, and one end of the beam is provided with a threaded hole. 4 . 4. The wrench grinding jig according to claim 1, characterized in that one end of the pressing member is hinged to the second installation position with the operating rod, and the other end of the pressing member is provided with a The hook part matched with the slot of the wrench. 5. The wrench grinding jig according to claim 4, characterized in that, the pressing member comprises a first connection part, a second connection part and the hook part connected in sequence, the first connection part and the The operating rod is hinged to the second installation position, and when the elastic member is in a natural state, the second connecting part is parallel to the crossbeam. 6 . The wrench grinding fixture according to claim 1 , wherein the beam is mounted on the frame so as to be linearly movable. 6 . 7 . The wrench grinding jig according to claim 6 , wherein the frame is provided with a through hole, and the beam is slidably installed in the through hole. 8. The wrench grinding jig according to any one of claims 1 to 7, characterized in that the wrench grinding jig includes an operating rod bracket mounted on the beam, and the operating rod bracket is provided with a hinge shaft , the operating rod is mounted on the hinge shaft. 9 . The wrench grinding jig according to claim 8 , wherein the beam is provided with a groove, and the operating rod bracket is clamped in the groove. 10 . 10. The wrench grinding jig according to any one of claims 1 to 7, wherein the elastic member is a compression spring.