CN219805696U

CN219805696U - Three-jaw positioning jig

Info

Publication number: CN219805696U
Application number: CN202321039067.7U
Authority: CN
Inventors: 吴昆霖
Original assignee: Quanshen Precision Machinery Zhongshan Co ltd
Current assignee: Quanshen Precision Machinery Zhongshan Co ltd
Priority date: 2023-05-03
Filing date: 2023-05-03
Publication date: 2023-10-10
Anticipated expiration: 2033-05-03

Abstract

The utility model discloses a three-jaw positioning jig, which comprises: the three-jaw cylinder is detachably and correspondingly provided with three clamping arms at three driving ends of the three-jaw cylinder and can synchronously move towards the center direction of the three-jaw cylinder or away from the center direction under the driving of the three driving ends, wherein an anti-abrasion block is detachably arranged at the clamping end of each clamping arm; according to the utility model, the three detachable clamping arms are respectively arranged at the three driving ends of the three-jaw cylinder, and the anti-abrasion block is arranged at the clamping end of each clamping arm, so that the anti-abrasion block can be directly replaced after being worn by using the jig for a long time, the whole three-jaw cylinder is not required to be replaced, the maintenance cost can be saved, in addition, the clamping arms are detachably connected with the driving end, and the corresponding clamping arms can be detached for replacement after being worn or bent, so that the problem of deflection or deformation of a golf club during clamping can be avoided.

Description

Three-jaw positioning jig

Technical Field

The utility model belongs to the technical field of golf club manufacturing, and particularly relates to a three-jaw positioning jig.

Background

After the golf club is poured, the ceramic cores attached to the inner part and the outer part of the golf club are basically removed, and the ceramic cores are simply removed. Specifically, need use positioning tool to fix golf club before the sand removal core, it is current general to adopt three-jaw positioning cylinder to fix golf club, but three-jaw positioning cylinder's clamping jaw uses the contact surface easily by wearing and tearing for a long time, unstable when leading to centre gripping golf club, influence the precision of course of working, in addition, the clamping force that is exerted to golf club will weaken after certain clamping jaw wearing and tearing, can lead to golf club processing atress uneven and take place the off normal or lead to golf club deformation when three clamping jaws simultaneously, seriously influence golf club's processingquality and influence the quality of product, in addition, the height of placing when the manual work is placed golf club on the three-jaw positioning cylinder for three-jaw positioning cylinder centre gripping has high or low, also can influence the precision of processing.

Disclosure of Invention

Object of the utility model

In order to overcome the defects, the utility model aims to provide the three-jaw positioning jig so as to solve the technical problems that the processing precision is reduced and the golf club is easy to deform after the positioning jig is worn after long-term use in the conventional golf club sand removal core.

(II) technical scheme

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

a three-jaw positioning jig, comprising: the three-jaw cylinder is detachably and correspondingly provided with three clamping arms at one driving end of the three-jaw cylinder and can synchronously move towards the center direction of the three-jaw cylinder or away from the center direction under the driving of the three driving ends, wherein an anti-abrasion block is detachably arranged at the clamping end of each clamping arm;

according to the utility model, the three detachable clamping arms are arranged at the three driving ends of the three-jaw cylinder, and the anti-abrasion block is arranged at the clamping end of each clamping arm, so that the anti-abrasion block can be directly replaced after being worn by using the jig for a long time, in addition, the clamping arms are detachably connected with the driving end, and the corresponding clamping arms can be detached for replacement after being worn or bent, so that the three clamping arms can apply clamping forces with the same uniform size to a golf club, the problem of deflection of the golf club when clamping the golf club or deformation of the golf club caused by unbalanced clamping force is avoided, and the processing precision of the golf club and the quality of products are ensured.

In some embodiments, further comprising: the height detection device is arranged at one side of the three-jaw cylinder and can be used for detecting the clamping height of the workpiece after the three clamping arms clamp the workpiece and then move to the upper part of the workpiece;

the clamping height of the workpiece can be detected by the height detection device, so that the machining precision is further improved.

In some embodiments, the height detection assembly comprises: the rotating motor and the limiting block are arranged on the driving end of the rotating motor and can rotate above the workpiece along with the driving end of the rotating motor to limit the clamping height of the workpiece.

In some embodiments, the height detection assembly comprises: the rotating motor and the sensor which is arranged at the driving end of the rotating motor and can rotate above the workpiece along with the driving end of the rotating motor to measure the clamping height of the workpiece.

In some embodiments, the clamping end of each clamping arm forms a step surface, and the side, connected with the clamping arm, of the anti-wear block forms a right-angle surface matched with the step surface structure;

when the anti-abrasion block is mounted on the clamping end of the clamping arm, the two parts can be mutually abutted to limit through the contact surfaces, so that the mounting stability of the anti-abrasion block is improved.

In some embodiments, the wear block and the clamping end of the clamping arm are provided with positioning holes for inserting the positioning pins for positioning, and the wear block and the clamping end of the clamping arm are provided with connecting holes for inserting the locking member to connect the wear block and the clamping end of the clamping arm together.

The anti-abrasion block is fixed to the clamping end of the clamping arm through the locating pin and the locking piece, so that the anti-abrasion block can be prevented from sliding relative to the clamping end of the clamping arm, the stability of the anti-abrasion block for clamping the golf club is ensured, and the machining precision is ensured.

In some embodiments, a first adjusting insection structure is arranged on the end face of the driving end of the three-jaw cylinder, and a second adjusting insection structure meshed with the first adjusting insection structure is arranged at a position corresponding to the first adjusting insection structure at the bottom of the clamping arm;

through the intermeshing of first insection and second regulation insection, can be with arm lock forward or backward slip one or more insection interval when the position of arm lock is adjusted to needs, can accurate regulation every arm lock and three claw cylinder central point distance, guarantee that three arm lock can apply the clamping force of equal equidimension to golf club, in addition, first insection and second regulation insection intermeshing can also promote the stability of arm lock installation.

In some embodiments, the clip arms are U-shaped with side openings facing sideways;

the U-shaped structure can extend the height of the clamp arm, the golf club with the long strip-shaped structure is adapted to clamp, the clamping stability of the clamp arm can be improved, in addition, the area of the lower side face of the U-shaped structure is large, the installation stability can be improved, the upper side face extends towards the center direction of the three-jaw cylinder, and the acting force can be applied to the golf club located at the center in a concentrated mode.

Drawings

FIG. 1 is a schematic diagram of a three-jaw positioning fixture according to the present utility model;

FIG. 2 is a top view of the three-jaw positioning jig of the present utility model;

FIG. 3 is a schematic view of a first view of a clamping arm of the three-jaw positioning fixture according to the present utility model;

FIG. 4 is a schematic diagram of a structure of a second view of a clamping arm of the three-jaw positioning fixture according to the present utility model;

fig. 5 is a partial enlarged view of a portion a in fig. 4.

Reference numerals:

1. a three-jaw cylinder; 2. a clamp arm; 201. positioning holes; 202. a connection hole; 203. a second adjustment profile structure; 3. an anti-wear block; 4. a rotating electric machine; 401. a limiting block; 5. a golf club.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

Referring to fig. 1 and 2, the three-jaw positioning fixture provided by the present utility model includes: the three-jaw cylinder 1 detachably corresponds to three clamping arms 2 arranged at one driving end of the three-jaw cylinder 1 respectively, and can synchronously move towards the center direction close to or far away from the three-jaw cylinder 1 under the driving of three driving ends, wherein an anti-abrasion block 3 is detachably arranged at the clamping end of each clamping arm 2.

Specifically, the three-jaw positioning jig of the utility model can position the golf club 5 and also can position other workpieces.

Specifically, the anti-wear block 3 of the present utility model can avoid abrasion caused by direct contact between the clamping end of the clamping arm 2 and the golf club 5, and the anti-wear block 3 can be made of a material with higher hardness, for example SKD61 (heat treatment 55 degrees), which is equivalent to the hardness of steel, can delay the abrasion degree of the anti-wear block 3, reduce the replacement frequency, and reduce the maintenance cost.

Specifically, the side surface of each anti-wear block 3 is concaved to form an arc-shaped groove, and the arc-shaped grooves of the three anti-wear blocks 3 can be surrounded to form a round structure matched with the shape of the golf club.

Specifically, one end of the golf club is held by three clip arms 2, and the other end is bent to extend outward to the outside of the three-jaw cylinder 1.

Preferably, the clamping end of each clamping arm 2 forms a step surface, and one side of the anti-wear block 3 connected with the clamping arm 2 forms a right-angle surface, so that the right-angle surface and the step structure can be mutually matched after the anti-wear block 3 is mounted on the clamping end of the clamping arm 2.

Preferably, the anti-wear block 3 and the clamping end of the clamping arm 2 are provided with connecting holes 202 for inserting positioning pins for positioning and locking pieces for inserting to lock and position the anti-wear block 3 on the clamping end of the clamping arm 2.

Preferably, one side of the three-jaw cylinder 1 is further provided with a height detection assembly, and the three clamping arms 2 can clamp a workpiece and then move to the upper part of the workpiece to detect the clamping height of the workpiece.

Specifically, the height detection assembly may be a variety of schemes:

in one embodiment, the height detection assembly comprises: the rotating motor 4 is provided with the limiting block 401 at the driving end of the rotating motor 4, when the three clamping arms 2 clamp the golf club 5, the rotating motor 4 rotates to drive the limiting block 401 to pass through the upper part of the golf club 5, if the clamping height of the golf club 5 is higher, the limiting block 401 is blocked from continuing to rotate, and an operator can judge whether the clamping height of the golf club 5 is accurate or not by observing the rotation condition of the limiting block 401.

In another embodiment, the height detection assembly comprises: the rotating motor 4 is arranged at the driving end of the rotating motor 4, the sensor can be an infrared sensor, the rotating motor 4 drives the sensor to move above the golf club 5, the distance between the end part of the golf club 5 and the sensor can be measured, the clamping height of the golf club 5 can be measured, and an operator can judge whether the clamping height of the golf club 5 is accurate or not by observing the indication number given by the sensor.

Referring to fig. 3, the present utility model preferably provides the clip arm 2 with a U-shaped structure with an opening facing the side, extends the height of the clip arm 2, and is adapted to clamp the golf club 5 with a long strip structure, so as to improve the stability of the clip arm 2, and in addition, the area of the lower side of the U-shaped structure is larger, so as to improve the stability of the clip arm 2 installation, and the upper side of the clip arm 2 extends toward the center of the three-jaw cylinder 1, so as to apply force to the golf club 5 in a concentrated manner

Referring to fig. 4 and 5, preferably, a first adjusting insection structure is disposed on an end face of a driving end of a three-jaw cylinder 1, a second adjusting insection structure 203 is disposed at a position corresponding to the first adjusting insection structure at a bottom of a clamping arm 2, the first and second adjusting insection structures 203 can be engaged with each other, and when the position of the clamping arm 2 needs to be adjusted to adapt to golf clubs 5 with different calibers, a stroke of one insection can be adjusted forwards or backwards. Specifically, the end face of the driving end is provided with a plurality of connecting holes 202 along the length direction, the bottom of the clamping arm 2 is also provided with the connecting holes 202, and the clamping arm 2 can be locked and positioned to different positions of the driving end through the locking piece.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. Three claw positioning jig, its characterized in that includes: three claw cylinder (1), detachably correspond respectively and set up three arm lock (2) on a drive end of three claw cylinder (1), can be under the drive of three drive end is synchronous to be close to or keep away from three claw cylinder (1) central direction removal, wherein, every on the clamping end of arm lock (2) detachably still set up an abrasionproof and decrease piece (3).

2. The three-jaw positioning jig of claim 1, further comprising: the height detection assembly is arranged on one side of the three-jaw air cylinder (1) and can be used for detecting the clamping height of the workpiece by moving to the upper part of the workpiece after the three clamping arms (2) clamp the workpiece.

3. The three-jaw positioning jig of claim 2, wherein the height detection assembly comprises: the rotary motor (4) is arranged at the driving end of the rotary motor (4) and can rotate to a position above the workpiece along with the driving end of the rotary motor (4) to limit the clamping height of the workpiece (401).

4. The three-jaw positioning jig of claim 2, wherein the height detection assembly comprises: the rotary motor (4) and the sensor which is arranged at the driving end of the rotary motor (4) and can rotate to the upper part of the workpiece along with the driving end of the rotary motor (4) to measure the clamping height of the workpiece.

5. The three-jaw positioning jig according to claim 1, wherein the clamping end of each clamping arm (2) forms a step surface, and the end of the wear-preventing block (3) opposite to the clamping end of the clamping arm (2) forms a right angle surface matched with the step surface structure.

6. The three-jaw positioning jig according to claim 1, wherein positioning holes (201) for positioning by inserting positioning pins and connecting holes (202) for locking the anti-wear block (3) to the clamping end of the clamping arm (2) are formed in the anti-wear block (3) and the clamping end of the clamping arm (2).

7. The three-jaw positioning jig according to claim 1, wherein a first adjusting insection structure is provided on an end face of each driving end of the three-jaw cylinder (1), and a second adjusting insection structure (203) which is meshed with the first adjusting insection structure and can slide relatively is provided at a position corresponding to the first adjusting insection structure at the bottom of the clamping arm (2).

8. The three-jaw positioning jig according to claim 1, wherein the clamp arm (2) has a U-shaped structure with a side opening facing the side.