CN219445966U

CN219445966U - Roller injection molding mold

Info

Publication number: CN219445966U
Application number: CN202320902175.6U
Authority: CN
Inventors: 肖晓方
Original assignee: Dongguan Shengrui Mold Technology Co ltd
Current assignee: Dongguan Shengrui Mold Technology Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-08-01
Anticipated expiration: 2033-04-21

Abstract

The application provides a pair of gyro wheel injection moulding mould, including front mould and rear mould, the rear mould surface is equipped with first fixed chamber, both ends are equipped with first clamp splice and second clamp splice respectively about the first fixed plate, be equipped with first slider and second slider between first clamp splice and the second clamp splice, the front mould surface is equipped with the second fixed chamber, be equipped with the second fixed plate on the second fixed chamber, be equipped with first mold insert and second mold insert on the second fixed plate. The first sliding block and the second sliding block are arranged between the first clamping block and the second clamping block, so that smoothness and stability in the demolding process after the product is molded are improved through the first sliding block and the second sliding block; the first inclined hole is formed in the first sliding block, the first inclined rod is arranged in the second fixed cavity, the stability of the front die and the rear die in the opening and closing operation process is further improved, the integrality of the product in the demolding process can be greatly improved, and the conditions of deformation, damage and the like of the product caused by the die problem are reduced.

Description

Roller injection molding mold

Technical Field

The utility model relates to the technical field of injection molds, in particular to a roller injection molding mold.

Background

The injection mold is a tool for producing plastic products, and also a tool for endowing the plastic products with complete structures and precise dimensions, and the injection molding is a processing method used for mass production of parts with complex shapes, specifically, the injection mold is used for injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying are carried out to obtain the formed products. The existing floor sweeping machines on the market all use small rollers with smaller volumes and sensitive movement, along with the high-speed development of the floor sweeping robot, the requirements on the rollers are higher, the rollers are required to be small in size during production, and the rollers are required to have smooth rotation performance and stability in the use process, so that the phenomena of jolt, shake, unsmooth movement and the like in the use process are avoided. Because the roller is small in size, the existing injection molding die is easy to cause the phenomenon that the roller slides down and is damaged when being demolded, and the qualification rate and the production efficiency of products are seriously affected.

Disclosure of Invention

The utility model aims to provide a roller injection molding die which aims to solve the technical problems in the background technology.

In order to achieve the above object, the present application provides the following technical solutions:

the utility model provides a gyro wheel injection moulding mould, includes front mould and back mould, the front mould is located the top of back mould, the back mould surface is equipped with first fixed chamber, be equipped with first fixed plate on the first fixed chamber, both ends are equipped with first clamp splice and second clamp splice about the first fixed plate respectively, first clamp splice and second clamp splice all with first fixed chamber looks joint, be equipped with first slider and second slider between first clamp splice and the second clamp splice, first slider and first clamp splice looks joint, second slider and second clamp splice looks joint, first slider and second slider junction form first shaping die cavity and second shaping die cavity, first shaping die cavity is located second shaping die cavity upper end, the front mould surface is equipped with the second fixed chamber, be equipped with the second fixed plate on the second fixed plate, be equipped with first mold insert and second mold insert on the second fixed plate, first mold insert cooperatees with first shaping die cavity, second shaping die cavity cooperatees with the second shaping die cavity.

Further, one end of the first clamping block, which is close to the first sliding block, is provided with a first positioning cavity, a plurality of first positioning rods are arranged in the first positioning cavity, and first positioning holes matched with the first positioning rods are formed in the first sliding block.

Further, one end of the second clamping block, which is close to the second sliding block, is provided with a second positioning cavity, a plurality of second positioning rods are arranged in the second positioning cavity, and second positioning holes matched with the second positioning rods are formed in the second sliding block.

Further, a first inclined hole is formed in the first clamping block, and a first inclined rod matched with the first inclined hole is arranged on the second fixing cavity.

Further, a second inclined hole is formed in the second clamping block, and a second inclined rod matched with the second inclined hole is arranged on the second fixing cavity.

Further, the rear die is provided with a plurality of first guide holes, and the front die is provided with a plurality of first guide posts matched with the first guide holes.

Further, a first wear-resistant block is inserted at the outer side of the first clamping block.

Further, a second wear-resistant block is inserted at the outer side of the second clamping block.

Compared with the prior art, the device has the advantages that the first sliding block and the second sliding block are arranged between the first clamping block and the second clamping block, and the smoothness and stability in the demolding process after the product is molded are improved through the first sliding block and the second sliding block; the first inclined hole is formed in the first sliding block, the first inclined rod matched with the first inclined hole is arranged in the second fixed cavity, the stability of the front die and the rear die in the opening and closing operation process is further improved, the integrality of the product in the demolding process can be greatly improved, and the conditions of deformation, damage and the like of the product caused by the die problem are reduced.

Drawings

Fig. 1: a structural schematic diagram of the present application;

fig. 2: the structure of the rear mould is schematically shown in the application;

fig. 3: an exploded view of the rear mold in the present application;

fig. 4: the front mold is structurally schematic in the application.

Reference numerals:

1. a front mold; 11. a second fixed cavity; 12. a second fixing plate; 121. a first insert; 122. a second insert; 13. a first guide post; 14. a second diagonal bar;

2. a rear mold; 21. a first fixed cavity; 22. a first fixing plate; 23. a first clamping block; 231. a first slider; 2311. a first inclined hole; 232. a first positioning cavity; 233. a first positioning rod; 24. a second clamping block; 241. a second slider; 2411. a second inclined hole; 242. a first molding cavity; 243. a second molding cavity; 245. a second positioning rod; 25. a first guide hole;

3. a first wear block;

4. and a second wear block.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

Specific example 1: referring to fig. 1-3, the mold comprises a front mold 1 and a rear mold 2, the front mold 1 is located above the rear mold 2, a first fixing cavity 21 is provided on the surface of the rear mold 2, a first fixing plate 22 is provided on the first fixing cavity 21, a first clamping block 23 and a second clamping block 24 are provided at the left and right ends of the first fixing plate 22, the first clamping block 23 and the second clamping block 24 have the same structure and are clamped with the first fixing cavity 21, a first sliding block 231 and a second sliding block 241 are provided between the first clamping block 23 and the second clamping block 24, the first sliding block 231 is clamped with the first clamping block 23, the second sliding block 241 is clamped with the second clamping block 24, a first molding cavity 242 and a second molding cavity 243 are formed at the joint of the first sliding block 231 and the second sliding block 241, the first molding cavity 242 is located at the upper end of the second molding cavity 243, a second fixing cavity 11 is provided on the surface of the front mold 1, and the second fixing cavity 11 is matched with the first fixing cavity 21. The second fixing cavity 11 is provided with a second fixing plate 12, the second fixing plate 12 is provided with a first insert 121 and a second insert 122, the first insert 121 is matched with the first forming cavity 242, the second insert 122 is matched with the second forming cavity 243, and the first insert 121 and the second insert 122 are arranged for product injection molding into a required shape.

One end of the first clamping block 23, which is close to the first sliding block 231, is provided with a first positioning cavity 232, two first positioning rods 233 are arranged in the first positioning cavity 232, and a first positioning hole (not marked in the figure) matched with the first positioning rods 233 is formed in the first sliding block 231. Through setting up first locating lever 233 and the first locating hole that matches with it to improve the location accuracy between first location chamber 232 and the first slider 231, and then improve injection moulding's accuracy.

The second clamping block 24 is provided with a second positioning cavity near one end of the second sliding block 241, two second positioning rods 245 are arranged in the second positioning cavity, and second positioning holes (not marked in the figure) matched with the second positioning rods 245 are formed in the second sliding block 241. Through setting up second locating lever 245 and the second locating hole that matches with it to improve the location accuracy between second location chamber and the second slider 241, and then improve injection moulding's accuracy.

The first clamping block 23 is provided with a first inclined hole 2311, and the second fixing cavity 11 is provided with a first inclined rod matched with the first inclined hole 2311. The second clamping block 24 is provided with a second inclined hole 2411, and the second fixing cavity 11 is provided with a second inclined rod 14 matched with the second inclined hole 2411. The first inclined hole 2311 and the second inclined hole 2411 have the same structure, and the arrangement of the first inclined hole 2311 and the second inclined hole 2411 is beneficial to improving the stability of the die in the die closing and demolding processes, so that phenomena of damage, fuzzing and the like of an internal molded product are effectively avoided.

Four first guide holes 25 are formed in the rear die 2, four guide posts are respectively arranged at four corners of the rear die 2, four first guide posts 13 matched with the first guide holes 25 are formed in the front die 1, and stability in the operation process of the front die 1 and the rear die 2 is improved through the arrangement of the first guide holes 25 and the first guide posts 13, so that defective products caused by position errors are avoided.

The first abrasion-resistant block 3 is inserted in the outer side of the first clamping block 23, the second abrasion-resistant block 4 is inserted in the outer side of the second clamping block 24, the first abrasion-resistant block 3 and the second abrasion-resistant block 4 are identical in structure, abrasion to the second fixing cavity 11 when the first clamping block 23 and the second clamping block 24 are clamped is reduced through the arrangement of the first abrasion-resistant block 3 and the second abrasion-resistant block 4, damage to a die is reduced, and the service life of the die is prolonged.

Compared with the prior art, the first sliding block and the second sliding block are arranged between the first clamping block and the second clamping block, and the smoothness and stability in the demolding process after the product is molded are improved through the first sliding block and the second sliding block; the first inclined hole is formed in the first sliding block, the first inclined rod matched with the first inclined hole is arranged in the second fixed cavity, the stability of the front die and the rear die in the opening and closing operation process is further improved, the integrality of the product in the demolding process can be greatly improved, and the conditions of deformation, damage and the like of the product caused by the die problem are reduced.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a gyro wheel injection moulding mould which characterized in that: including front mould and back mould, the front mould is located the top of back mould, the back mould surface is equipped with first fixed chamber, be equipped with first fixed plate on the first fixed chamber, both ends are equipped with first clamp splice and second clamp splice about the first fixed plate respectively, first clamp splice and second clamp splice all with first fixed chamber looks joint, be equipped with first slider and second slider between first clamp splice and the second clamp splice, first slider looks joint with first clamp splice, second slider looks joint with the second clamp splice, first slider and second slider junction form first shaping die cavity and second shaping die cavity, first shaping die cavity is located second shaping die cavity upper end, the front mould surface is equipped with the second fixed chamber, be equipped with the second fixed plate on the second fixed plate, be equipped with first mold insert and second mold insert on the second fixed plate, first mold insert cooperatees with first shaping die cavity, second mold insert cooperatees with second shaping die cavity.

2. The roller injection mold of claim 1, wherein: the one end that first clamp splice is close to first slider is equipped with first location chamber, first location intracavity is equipped with a plurality of first locating levers, be equipped with on the first slider with first locating lever assorted first locating hole.

3. The roller injection mold of claim 1, wherein: the one end that the second clamp splice is close to the second slider is equipped with the second location chamber, be equipped with a plurality of second locating levers in the second location chamber, be equipped with on the second slider with second locating lever assorted second locating hole.

4. The roller injection mold of claim 1, wherein: the first clamping block is provided with a first inclined hole, and the second fixing cavity is provided with a first inclined rod matched with the first inclined hole.

5. The roller injection mold of claim 1, wherein: the second clamping block is provided with a second inclined hole, and the second fixing cavity is provided with a second inclined rod matched with the second inclined hole.

6. The roller injection mold of claim 1, wherein: the rear die is provided with a plurality of first guide holes, and the front die is provided with a plurality of first guide posts matched with the first guide holes.

7. The roller injection mold of claim 1, wherein: and a first wear-resistant block is inserted at the outer side of the first clamping block.

8. The roller injection mold of claim 1, wherein: and a second wear-resistant block is inserted at the outer side of the second clamping block.