CN218801495U

CN218801495U - Locating pin for grinding machine

Info

Publication number: CN218801495U
Application number: CN202222599920.2U
Authority: CN
Inventors: 张良
Original assignee: Individual
Current assignee: Middle Mountain Gold Water Chestnut Machinery Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-04-07
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a locating pin for grinding machine relates to grinding machine apparatus technical field. The locating pin comprises a locating pin body and an annular body, wherein the locating pin body comprises a pin body, an outer fixing plate and an inner fixing plate, the pin body is connected with the outer fixing plate and the inner fixing plate through threads, the outer fixing plate and the inner fixing plate are respectively abutted against the outer surface and the inner surface of the annular body, and a through hole is formed in the position, corresponding to the pin body, of the annular body; the pin body is provided with a support rod, the support rod is inserted into the pin body, and the support rod and the pin body can rotate relatively. The utility model provides a locating pin for grinding machine, through letting the cooperation of the body of round pin and outer fixed plate, inner fixed plate, when cooperation position screw thread damages on the annular plate, only need change corresponding outer fixed plate and inner fixed plate, can reduce the replacement cost, staff's work load reduces, presss from both sides tight piece and the relative rotation of the body of round pin, can not and can protect the material at round pin body pivoted in-process relative friction between the material.

Description

Locating pin for grinding machine

Technical Field

The utility model relates to a grinding machine apparatus technical field especially relates to a locating pin for grinding machine.

Background

According to the 'special grinding machine clamp' provided by the Chinese patent grant publication No. CN 106903606A, the purpose of clamping materials can be achieved by rotating the positioning pin;

however, the positioning pin in the clamp has the following defects in the use process:

1. the positioning pin is connected with the annular body through threads, when the threads of the meshing part of the positioning pin and the annular body are damaged on the annular plate, the positioning pin and the annular body cannot be normally used, the whole annular body needs to be replaced, matched parts on the annular body need to be integrally transferred to a new annular body, more parts need to be replaced, the cost is high, and the workload is high;

2. the material is clamped tightly through the positioning pin, and the positioning pin is in the pivoted in-process, and relative dislocation between it can and the material leads to wearing and tearing to appear on the surface of material, causes the damage easily to the outward appearance of material.

SUMMERY OF THE UTILITY MODEL

The utility model provides a locating pin for grinding machine has solved the technical problem that above-mentioned background art provided.

In order to solve the technical problem, the utility model provides a locating pin for grinding machine, including locating pin body, cyclic annular body, the locating pin body includes the round pin body, outer fixed plate, interior fixed plate, and the round pin body all passes through threaded connection with outer fixed plate, interior fixed plate, and outer fixed plate and interior fixed plate are supported on the surface and the internal surface of cyclic annular body respectively, and the position department that the cyclic annular body corresponds to the round pin body is provided with the through-hole;

the pin body is provided with a pin body, the pin body is provided with a pin hole, the pin hole is arranged in the pin body, and the pin hole is provided with a pin hole.

Preferably, the outer fixing plate is attached to the outer surface of the annular body, the inner fixing plate is attached to the inner surface of the annular body, and the outer fixing plate and the inner fixing plate are both connected with the annular body through bolts.

Preferably, the size of the through hole is larger than the outer diameter of the pin body.

Preferably, the clamping block is provided with an arc-shaped groove.

Preferably, the pin body is provided with a cushion block at a position corresponding to the support rod, the cushion block is connected with the pin body through a rivet, and the outer diameter of the cushion block is larger than the outer diameter of the threaded connection part of the pin body and the outer fixing plate.

Preferably, the device further comprises a positioning deflector rod and a spring.

Compared with the prior art, the utility model provides a pair of locating pin for grinding machine has following beneficial effect:

the utility model provides a locating pin for grinding machine, through letting the pin body cooperate with outer fixed plate, interior fixed plate, when the cooperation position screw thread damages on the annular plate, only need to change corresponding outer fixed plate and interior fixed plate, need not change whole cyclic annular body, can reduce the replacement cost, simultaneously, the part that does not need to be changed reduces, the corresponding reduction of staff's work load also helps improving work efficiency;

the utility model provides a locating pin for grinding machine through setting up the tight piece of clamp, compares in the mode that the end of using the round pin body comes the fixed material, through the tight piece of clamp that is provided with the arc wall its and by the area of contact between the fixture material great, can improve the stability of material, but the tight piece of clamp rotates relatively with the round pin body simultaneously, at round pin body pivoted in-process, it does not take place to rotate, then can not with the material between relative friction, can effectual protection material.

Drawings

Fig. 1 is a schematic structural view of a locating pin for a grinding machine.

Fig. 2 is a schematic structural view of a locating pin for a grinding machine.

Fig. 3 is a connection diagram of a positioning pin body and a ring body in the positioning pin for the grinding machine.

Fig. 4 is a connection diagram of a positioning pin body and a ring body in the positioning pin for a grinding machine.

Fig. 5 is an internal structural view of a joint between a positioning pin body and a ring body in a positioning pin for a grinding machine.

Reference numbers in the figures: 1. a locating pin body; 101. a pin body; 102. an outer fixing plate; 103. an inner fixing plate; 104. a clamping block; 105. a support bar; 106. a cushion block; 2. an annular body; 3. positioning a deflector rod; 4. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses a locating pin body 1, cyclic annular body 2, locating pin body 1 includes the round pin body 101, outer fixed plate 102, interior fixed plate 103, round pin body 101 and outer fixed plate 102, interior fixed plate 103 all pass through threaded connection, outer fixed plate 102 supports respectively on the surface and the internal surface of cyclic annular body 2 with interior fixed plate 103, outer fixed plate 102 laminates with the surface of cyclic annular body 2, interior fixed plate 103 laminates with the internal surface of cyclic annular body 2, outer fixed plate 102 all is connected with cyclic annular body 2 through the bolt with interior fixed plate 103, the position department that cyclic annular body 2 corresponds round pin body 101 is provided with the through-hole, the size of through-hole is greater than the external diameter of round pin body 101; the positioning pin body 1 is matched with the annular body 2, the matching of the pin body 101 with the outer fixing plate 102 and the inner fixing plate 103 is changed, compared with the matching with the annular body 2, the matching of the outer fixing plate 102 and the inner fixing plate 103 is realized, when threads at the matching position are damaged, only the corresponding outer fixing plate 102 and the corresponding inner fixing plate 103 need to be replaced, the whole annular body 2 does not need to be replaced, the replacement cost can be reduced, meanwhile, the number of parts which do not need to be replaced is reduced, the workload of workers is correspondingly reduced, and the improvement of the working efficiency is facilitated;

the clamping device is characterized by further comprising a clamping block 104, an arc-shaped groove is formed in the clamping block 104, the clamping block 104 is connected with a supporting rod 105, the supporting rod 105 is inserted into the pin body 101 and can rotate relative to the pin body 101, a cushion block 106 is installed at the position, corresponding to the supporting rod 105, of the pin body 101, the cushion block 106 is connected with the pin body 101 through a rivet, the outer diameter of the cushion block 106 is larger than the outer diameter of the threaded connection portion of the pin body 101 and the outer fixing plate 102, and the clamping device further comprises a positioning deflector rod 3 and a spring 4; through setting up and pressing from both sides tight piece 104, compare in the mode that uses the end of round pin body 101 to fix the material, it is great with the area of being fixed the contact between the material through the tight piece 104 that presss from both sides that is provided with the arc wall, can improve the stability of material, press from both sides tight piece 104 and round pin body 101 relatively rotatable simultaneously, at round pin body 101 pivoted in-process, it does not take place to rotate, then can not with the material between relative friction, can effectual protection material.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. A locating pin for a grinding machine comprises a locating pin body (1) and an annular body (2), and is characterized in that the locating pin body (1) comprises a pin body (101), an outer fixing plate (102) and an inner fixing plate (103), the pin body (101), the outer fixing plate (102) and the inner fixing plate (103) are connected through threads, the outer fixing plate (102) and the inner fixing plate (103) are respectively abutted to the outer surface and the inner surface of the annular body (2), and a through hole is formed in the position, corresponding to the pin body (101), of the annular body (2);

the clamping device further comprises a clamping block (104), the clamping block (104) is connected with a supporting rod (105), the supporting rod (105) is inserted into the pin body (101), and the supporting rod and the pin body (101) can rotate relatively.

2. The locating pin for the grinding machine as claimed in claim 1, characterized in that the outer fixing plate (102) is attached to the outer surface of the annular body (2), the inner fixing plate (103) is attached to the inner surface of the annular body (2), and the outer fixing plate (102) and the inner fixing plate (103) are both connected to the annular body (2) through bolts.

3. A locating pin for a grinding machine as claimed in claim 1, wherein said through hole is of a size larger than the outer diameter of the pin body (101).

4. A locating pin for a grinding machine as claimed in claim 1, characterised in that said clamping block (104) is provided with an arcuate slot.

5. The positioning pin for the grinding machine as claimed in claim 1, characterized in that a cushion block (106) is arranged at a position of the pin body (101) corresponding to the support rod (105), the cushion block (106) is connected with the pin body (101) through a rivet, and the outer diameter of the cushion block (106) is larger than the outer diameter of the threaded connection part of the pin body (101) and the outer fixing plate (102).

6. The locating pin for the grinding machine as claimed in claim 1, further comprising a locating lever (3) and a spring (4).