CN216373029U

CN216373029U - Plastic mold with anti-locking mechanism

Info

Publication number: CN216373029U
Application number: CN202123072032.7U
Authority: CN
Inventors: 孙立; 韩代军
Original assignee: Shenzhen Aoliding Technology Co ltd
Current assignee: Shenzhen Aoliding Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-04-26
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a plastic die with an anti-locking mechanism, which comprises a base, wherein the top end of the base is fixedly provided with a lower die holder, four corners at the top end of the lower die holder are respectively provided with a positioning hole, the bottom ends of the four positioning holes are respectively and fixedly provided with a telescopic rod, the four telescopic rods are respectively sleeved with a telescopic spring, the top ends of the four telescopic rods are respectively and fixedly provided with a contact block, and the tops of the four positioning holes are respectively provided with a positioning column, the pull handle is pulled to separate the bolt from the clamping groove, the upper die base can be jacked up under the elastic action of the four telescopic springs, the upper die base is prevented from being locked in the forming process, demoulding is not convenient, the four positioning columns are limited in the four positioning holes by the limit clamping of the four bolts and the four clamping grooves respectively, and then carry on spacingly with upper die base and shaping piece, avoid the shaping piece to take place to become flexible and lead to producing harmful effects to the shaping effect of plastics.

Description

Plastic mold with anti-locking mechanism

Technical Field

The utility model relates to the field of plastic molds, in particular to a plastic mold with an anti-locking mechanism.

Background

A plastic mold is a tool which is matched with a plastic molding machine in the plastic processing industry and gives a complete configuration and accurate dimension to a plastic product. Because of the variety and processing method of plastic, and the structure of plastic molding machines and plastic products are various, the variety and structure of plastic molds are also various. And can appear when using plastic mold to come the material to carry out the shaping man-hour, at the shaping in-process upper die base and the die holder adhesion, be not convenient for carry out the drawing of patterns and the cooling rate of material leads to machining efficiency low slowly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plastic die with an anti-locking mechanism, which aims to solve the problems that an upper die base is adhered to a lower die base in the forming process, demoulding is inconvenient to carry out and the processing efficiency is low due to low cooling speed of materials in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a plastic die with an anti-locking mechanism comprises a base, wherein a lower die holder is fixedly arranged at the top end of the base, positioning holes are formed in four corners of the top end of the lower die holder, telescopic rods are fixedly arranged at the bottom ends of the four positioning holes, telescopic springs are sleeved on the four telescopic rods, contact blocks are fixedly arranged at the top ends of the four telescopic rods, positioning columns are arranged at the tops of the four positioning holes and are arranged on the contact blocks, an upper die base is arranged above the lower die holder and connected with the upper die base, a cooling water tank is arranged inside the lower die holder, cold water in the cooling water tank exchanges heat with materials in a forming tank to accelerate the cooling speed of the materials, further shorten the material forming time, improve the working efficiency, and a temperature control switch is fixedly arranged at the bottom end of the cooling water tank, the two sides of the cooling water tank are respectively communicated with a water inlet pipe and a water outlet pipe

Preferably, a forming groove is formed in the middle of the top end of the lower die base, a forming block matched with the forming groove is fixedly arranged in the middle of the bottom end of the upper die base, and the upper die base drives the forming block to move downwards to extrude and form materials in the forming groove.

Preferably, four draw-in grooves have all been seted up to one side of reference column, be equipped with on the die holder with the bolt of draw-in groove adaptation, four the one end that the draw-in groove was kept away from to the bolt all fixedly is provided with the handle, inject four reference columns in four locating holes with the spacing block of four draw-in grooves respectively through four bolts, and then carry on spacingly with upper die base and shaping piece, avoid in the forming process shaping piece to take place not hard up to lead to producing harmful effects to the shaping effect of plastics.

Preferably, the top end of the upper die base is fixedly provided with a handle, and the handle is convenient for an operator to take the upper die base.

Preferably, the one end that the cooling trough was kept away from to the inlet tube and the one end that the cooling trough was kept away from to the outlet pipe all extend to external fixed mounting and have a solenoid valve, two the solenoid valve all monitors the temperature of the inside water of cooling trough through temperature detect switch and external power supply electric connection, through temperature detect switch.

Preferably, the cooling water tank is arranged corresponding to the forming tank, and the cooling water in the cooling water tank exchanges heat with the material in the forming tank.

Compared with the prior art, the utility model has the beneficial effects that: draw the handle through the pulling, make bolt and draw-in groove separation, the upper die base can jack-up under four expanding spring's elastic force effect, avoid being locked at forming in-process upper die base, be not convenient for carry out the drawing of patterns, inject four reference columns in four locating holes with the spacing block of four draw-in grooves respectively through four bolts, and then carry on spacingly with upper die base and shaping piece, avoid taking place not hard up at forming in-process shaping piece and lead to producing harmful effects to the shaping effect of plastics, cold water through in the cooling trough comes to carry out the heat exchange with the material in the shaping trough, accelerate the cooling rate of material, and then shorten material shaping time, can improve work efficiency, the cooperation through temperature detect switch and two solenoid valves sets up and continues the supply cold water in the cooling trough, guarantee to the continuous cooling of material.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

fig. 3 is an enlarged view of a portion a of the present invention.

In the figure: 1. a base; 2. a lower die holder; 3. a water inlet pipe; 4. positioning holes; 5. a telescopic rod; 6. a tension spring; 7. a positioning column; 8. an upper die holder; 9. a handle; 10. forming a block; 11. forming a groove; 12. a water outlet pipe; 13. an electromagnetic valve; 14. a cooling water tank; 15. a temperature control switch; 16. a contact block; 17. a card slot; 18. a bolt; 19. and (5) pulling the handle.

Detailed Description

The technical solution 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.

Referring to fig. 1-3, the utility model provides a plastic mold with an anti-lock mechanism, comprising a base, a lower mold base 2 is fixedly arranged at the top end of the base 1, positioning holes 4 are respectively arranged at four corners of the top end of the lower mold base 2, telescopic rods 5 are respectively fixedly arranged at the bottom ends of the four positioning holes 4, telescopic springs 6 are respectively sleeved on the four telescopic rods 5, contact blocks 16 are respectively fixedly arranged at the top ends of the four telescopic rods 5, positioning columns 7 are respectively arranged at the tops of the four positioning holes 4, the positioning columns 7 are arranged on the contact blocks 16, an upper mold base 8 is arranged above the lower mold base 2, the positioning columns 7 are connected with the upper mold base 8, a cooling water tank 14 is arranged inside the lower mold base 2, and cold water in the cooling water tank 14 exchanges heat with materials in a forming tank 11 to accelerate the cooling speed of the materials, further shorten the material forming time and improve the working efficiency, the bottom end of the cooling water tank 14 is fixedly provided with a temperature control switch 15, and the two sides of the cooling water tank 14 are respectively communicated with a water inlet pipe 3 and a water outlet pipe 12.

The middle part on 2 tops of die holder has seted up shaping groove 11, the fixed shaping piece 10 that is provided with shaping groove 11 adaptation in middle part in 8 bottoms of upper die base, drives shaping piece 10 downstream through upper die base 8, comes to carry out extrusion to the material in the shaping groove 11.

Draw-in groove 17 has all been seted up to one side of four reference columns 7, be equipped with on the die holder 2 with the bolt 18 of draw-in groove 17 adaptation, the one end that draw-in groove 17 was kept away from to four bolts 18 all fixes being provided with and draws handle 19, inject four reference columns 7 in four locating holes 4 with the spacing block of four draw-in grooves 17 respectively through four bolts 18, and then carry on spacingly with upper die base 8 and shaping piece 10, avoid taking place not hard up the shaping effect that leads to plastics to produce harmful effects at shaping in-process shaping piece 10.

The top end of the upper die base 8 is fixedly provided with a handle 9, and the handle 9 is convenient for an operator to take the upper die base 8.

The one end that cooling trough 14 was kept away from to inlet tube 3 and the one end that cooling trough 14 was kept away from to outlet pipe 12 all extend to external fixed mounting and have solenoid valve 13, and two solenoid valves 13 all monitor the temperature of the inside water of cooling trough 14 through temperature detect switch 15 and external power supply electric connection, through temperature detect switch 15.

The cooling water tank 14 is provided corresponding to the molding tank 11, and performs heat exchange with the material in the molding tank 11 by the cold water in the cooling water tank 14.

When the embodiment of the application is used: an operator firstly guides a material to be molded into a molding groove 11, then covers an upper mold base 8, respectively clamps four positioning columns 7 into four positioning holes 4, and further downwards extrudes a contact block 16 to enable a telescopic spring 6 to shrink until the positioning columns 7 completely enter the positioning holes 4, then inserts bolts 18 into four clamping grooves 17, respectively limits the four positioning columns 7 in the four positioning holes 4 through the limiting clamping of the four bolts 18 and the four clamping grooves 17, and further limits the upper mold base 8 and the molding block 10, so as to avoid the adverse effect on the molding effect of plastics caused by the looseness of the molding block 10 in the molding process, and in the molding process, the cooling speed of the material is accelerated by carrying out heat exchange with the material in the molding groove 11 through cold water in a cooling water tank 14, so that the material molding time is shortened, the working efficiency can be improved, the temperature of water in the cooling water tank 14 is monitored through a temperature control switch 15, when the temperature rises to a certain value, temperature detect switch 15 can be triggered, the solenoid valve 13 of outlet pipe 12 department is controlled to open, warm water is discharged, the solenoid valve 13 of inlet pipe 3 department is controlled again to open, continue to supply cold water to cooling trough 14, guarantee the continuous cooling to the material, after the material shaping, pull handle 19 through the pulling, make bolt 18 and draw-in groove 17 separate, upper die base 8 can jack-up under the spring action of four expanding spring 6, avoid upper die base 8 to be locked in the forming process, be not convenient for carry out the drawing of patterns.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a take plastic mold of anti-lock mechanism, includes base (1), its characterized in that: the top end of the base (1) is fixedly provided with a lower die holder (2), four corners at the top end of the lower die holder (2) are respectively provided with a positioning hole (4), the bottom ends of the four positioning holes (4) are respectively and fixedly provided with a telescopic rod (5), the four telescopic rods (5) are respectively sleeved with a telescopic spring (6), the top ends of the four telescopic rods (5) are respectively and fixedly provided with a contact block (16), the top parts of the four positioning holes (4) are respectively provided with a positioning column (7), the positioning column (7) is arranged on the contact block (16), an upper die holder (8) is arranged above the lower die holder (2), the positioning column (7) is connected with the upper die holder (8), a cooling water tank (14) is arranged inside the lower die holder (2), a temperature control switch (15) is fixedly arranged at the bottom end of the cooling water tank (14), and the two sides of the cooling water tank (14) are respectively communicated with a water inlet pipe (3) and a water outlet pipe (12).

2. The plastic mold with an anti-lock mechanism as claimed in claim 1, wherein: the middle part of the top end of the lower die base (2) is provided with a forming groove (11), and the middle part of the bottom end of the upper die base (8) is fixedly provided with a forming block (10) matched with the forming groove (11).

3. The plastic mold with an anti-lock mechanism as claimed in claim 1, wherein: clamping grooves (17) are formed in one sides of the four positioning columns (7), bolts (18) matched with the clamping grooves (17) are arranged on the lower die holder (2), and pull handles (19) are fixedly arranged at one ends, far away from the clamping grooves (17), of the bolts (18).

4. The plastic mold with an anti-lock mechanism as claimed in claim 1, wherein: the top end of the upper die holder (8) is fixedly provided with a handle (9).

5. The plastic mold with an anti-lock mechanism as claimed in claim 1, wherein: the one end that cooling trough (14) were kept away from in inlet tube (3) and outlet pipe (12) are kept away from one end of cooling trough (14) and all extend to external fixed mounting have solenoid valve (13), two solenoid valve (13) all are through temperature detect switch (15) and external power supply electric connection.

6. The plastic mold with an anti-lock mechanism as claimed in claim 1, wherein: the cooling water tank (14) is arranged corresponding to the forming tank (11).