CN219581509U

CN219581509U - Wear-resisting guide pillar and guide sleeve assembly

Info

Publication number: CN219581509U
Application number: CN202320610062.9U
Authority: CN
Inventors: 张名辉
Original assignee: Ganzhou Shizhan Precision Machinery Co ltd
Current assignee: Ganzhou Shizhan Precision Machinery Co ltd
Priority date: 2023-03-26
Filing date: 2023-03-26
Publication date: 2023-08-25
Anticipated expiration: 2033-03-26

Abstract

The utility model belongs to the field of mold parts, and particularly relates to a wear-resistant guide post and guide sleeve assembly, which comprises a guide post and a guide sleeve, wherein the outer side of the guide post is provided with bead grooves distributed in an annular array, and the guide sleeve comprises a split I and a split II; the ball grooves are formed in the inner walls of the first split body and the second split body, a plurality of balls corresponding to the ball grooves are arranged on the inner walls of the first split body and the second split body, an extending protruding block I and an extending protruding block II which are integrally formed are arranged on the two sides of the first split body and the second split body respectively, a clamping mechanism is arranged on the extending protruding block I, a clamping hole matched with the clamping mechanism is formed in the extending protruding block II, and the clamping mechanism is used for penetrating through the clamping hole and fixedly connecting the first split body and the second split body. Through the setting of structure such as pearl groove, ball and wearing and tearing layer, add the ball and be used for reducing wearing and tearing between guide pin bushing and guide pillar contact, the wearing and tearing of subassembly can effectively be reduced to the wearing and tearing of cooperation graphene material's wearing and tearing layer, increase of service life.

Description

Wear-resisting guide pillar and guide sleeve assembly

Technical Field

The utility model relates to the technical field of mold parts, in particular to a wear-resistant guide post and guide sleeve assembly.

Background

At present, various moulds and tools for injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods are used for industrial production to obtain the required products. A mold is a tool for making a molded article, which is composed of various parts, and different molds are composed of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material.

The guide post and guide sleeve adopted by the mould in the market have the following defects: firstly, the service life is easy to consume under long-term friction, and the guide post and the guide sleeve are required to be replaced and maintained regularly, secondly, the guide post and the guide sleeve are both in an embedded installation mode, and when the guide post is taken down, the die parts at the two ends of the guide post are required to be detached, so that the disassembly and the assembly of personnel are inconvenient.

Disclosure of Invention

The utility model aims to provide a wear-resistant guide post and guide sleeve assembly, which solves the problems of serious guide post and guide sleeve accessory loss and difficult disassembly.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the wear-resistant guide pillar and guide sleeve assembly comprises a guide pillar and a guide sleeve, wherein the outer side of the guide pillar is provided with bead grooves distributed in an annular array, and the guide sleeve comprises a split first and a split second;

the ball grooves are formed in the inner walls of the first split body and the second split body, a plurality of balls corresponding to the ball grooves are arranged on the inner walls of the first split body and the second split body, an extending protruding block I and an extending protruding block II which are integrally formed are arranged on the two sides of the first split body and the second split body respectively, a clamping mechanism is arranged on the extending protruding block I, a clamping hole matched with the clamping mechanism is formed in the extending protruding block II, and the clamping mechanism is used for penetrating through the clamping hole and fixedly connecting the first split body and the second split body.

Preferably, the clamping mechanism comprises two bosses, and the two bosses are welded on one side of the first extending lug.

Preferably, a groove is formed in one side of the boss, a spring is mounted in the groove, a wedge is fixedly connected to the other end of the spring, and the wedge is slidably connected with the groove.

Preferably, two clamping holes are formed in each second extending projection, and the two clamping holes are the same as the corresponding bosses in size.

Preferably, an anti-abrasion layer is arranged on the inner wall of the bead groove, and the anti-abrasion layer is made of graphene materials.

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

1. according to the utility model, through the arrangement of the structures such as the bead grooves, the balls, the anti-wear layers and the like, the balls are additionally arranged between the guide sleeve and the guide post for reducing wear, and the anti-wear layers made of graphene are matched, so that the wear of the assembly can be effectively reduced, and the service life is prolonged.

2. According to the split type guide sleeve, the split type structure is formed by arranging the split type I and the split type II, and when the die is disassembled, the guide sleeve is only required to be opened, so that the guide post can be taken out from the middle, and the split type guide sleeve is convenient to disassemble;

meanwhile, the clamping mode is adopted, so that the assembly and disassembly are more convenient and quicker.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view showing the split of the guide post and the guide sleeve according to the present utility model;

FIG. 3 is a front cross-sectional view of the present utility model;

FIG. 4 is a top view of the first and second split parts according to the present utility model;

fig. 5 is a side cross-sectional view of a boss in the present utility model.

In the figure: the guide post 1, the guide sleeve 2, the split I21, the split II 22, the ball groove 3, the ball 4, the extension lug I5, the extension lug II 6, the boss 7, the clamping hole 8, the wedge 9, the groove 10 and the spring 11.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a wear-resistant guide post and guide sleeve assembly comprises a guide post 1 and a guide sleeve 2, wherein a bead groove 3 distributed in an annular array is formed in the outer side of the guide post 1, and the guide sleeve 2 comprises a split one 21 and a split two 22; the inner walls of the first split body 21 and the second split body 22 are respectively provided with a plurality of balls 4 corresponding to the bead grooves 3, two sides of the first split body 21 and the second split body 22 are respectively provided with an extending convex block 5 and a second extending convex block 6 which are of an integrated structure, the first extending convex block 5 is provided with a clamping mechanism, the second extending convex block 6 is provided with a clamping hole 8 matched with the clamping mechanism, the clamping mechanism is used for penetrating the clamping hole 8 and fixedly connecting the first split body 21 and the second split body 22, the balls 4 are additionally arranged between the guide sleeve 2 and the guide pillar 1 through the arrangement of the bead grooves, the balls 4, the wear-resistant layer and the like, the wear of the assembly can be effectively reduced by matching with the wear-resistant layer made of graphene, and the service life is prolonged.

Referring to fig. 1-2, the clamping mechanism comprises two bosses 7, wherein the two bosses 7 are welded on one side of the first extending lug 5, and the guide sleeve 2 is in a split structure through the arrangement of the first split 21 and the second split 22, so that the guide sleeve 2 is only required to be opened when the die is disassembled, and the guide pillar 1 can be taken out from the middle, thereby being convenient to disassemble; meanwhile, the clamping mode is adopted, so that the assembly and disassembly are more convenient and quicker.

Referring to fig. 5, a groove 10 is formed in one side of the boss 7, a spring 11 is mounted in the groove 10, a wedge 9 is fixedly connected to the other end of the spring 11, the wedge 9 is in sliding connection with the groove 10, the guide sleeve 2 is in a split structure through the arrangement of a split first 21 and a split second 22, and when the die is disassembled, the guide sleeve 2 is only required to be opened, the guide pillar 1 can be taken out from the middle, and the die is convenient to disassemble; meanwhile, the clamping mode is adopted, so that the assembly and disassembly are more convenient and quicker.

Referring to fig. 4, two clamping holes 8 are provided on each second extending projection 6, and the two clamping holes 8 are the same as the corresponding bosses 7.

Referring to fig. 3, an anti-wear layer is disposed on an inner wall of the bead groove 3, and the anti-wear layer is made of graphene material.

The specific implementation process of the utility model is as follows: the guide post 1 and the guide sleeve 2 are used in a traditional die and are used for guiding the action part of the die, when the die is installed, the guide post 1 is placed between the split I21 and the split II 22, and the balls 4 on the two split bodies are correspondingly inserted into the ball grooves 3 to be matched with the ball grooves 3;

meanwhile, the boss 7 is inserted into the corresponding clamping hole 8, and the inclined plane of the wedge 9 receives the extrusion force of the second extending projection 6, so that the boss 7 gradually gets into the groove 10, and after the boss 7 completely passes through the clamping hole 8, the wedge 9 is reset and ejected under the elastic force of the spring 11 to be clamped at one side of the second extending projection 6, and at the moment, the guide sleeve 2 is completely spliced and arranged outside the guide post 1, and then the guide post 1 is fixed on a main moving part of the die;

it should be noted that, when the die moves, because the matching structure of the balls 4 and the ball grooves 3 is adopted between the guide post 1 and the guide sleeve 2, the contact surface is small, the friction force can be greatly reduced, and meanwhile, the graphene structure on the inner wall of the ball groove 3 has good anti-wear performance, so that the service life of the guide post 1 and guide sleeve 2 assembly is longer.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 wear-resisting guide pillar guide pin bushing subassembly, includes guide pillar (1) and guide pin bushing (2), its characterized in that: the outer side of the guide post (1) is provided with bead grooves (3) distributed in an annular array, and the guide sleeve (2) comprises a split I (21) and a split II (22);

the ball grooves are formed in the inner wall of the first split body (21) and the inner wall of the second split body (22), a plurality of balls (4) corresponding to the ball grooves (3) are arranged on the inner wall of the first split body (21) and the inner wall of the second split body (22), an extension protruding block I (5) and an extension protruding block II (6) which are of integrated into one piece are respectively arranged on the two sides of the first split body (21) and the two split body (22), a clamping mechanism is arranged on the extension protruding block I (5), a clamping hole (8) matched with the clamping mechanism is formed in the extension protruding block II (6), and the clamping mechanism is used for penetrating through the clamping hole (8) and fixedly connecting the first split body (21) with the second split body (22).

2. The wear resistant guide post and sleeve assembly as set forth in claim 1, wherein: the clamping mechanism comprises two bosses (7), and the two bosses (7) are welded on one side of the first extending lug (5).

3. A wear resistant guide post and sleeve assembly as set forth in claim 2 wherein: a groove (10) is formed in one side of the boss (7), a spring (11) is mounted in the groove (10), a wedge block (9) is fixedly connected to the other end of the spring (11), and the wedge block (9) is slidably connected with the groove (10).

4. A wear resistant guide post and sleeve assembly as set forth in claim 2 wherein: the two clamping holes (8) on each extending lug II (6) are arranged, and the two clamping holes (8) are the same as the corresponding lug boss (7).

5. The wear resistant guide post and sleeve assembly as set forth in claim 1, wherein: an anti-abrasion layer is arranged on the inner wall of the bead groove (3), and the anti-abrasion layer is made of graphene materials.