CN202264348U

CN202264348U - Cooling structure of plastic product mold

Info

Publication number: CN202264348U
Application number: CN2011203955656U
Authority: CN
Inventors: 杨富翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-10-18
Filing date: 2011-10-18
Publication date: 2012-06-06
Anticipated expiration: 2021-10-18

Abstract

A cooling structure of a plastic product mold comprises a U-shaped base, a first pattern mold, a second pattern mold, a water distributing bottom plate, a fixing ring and an annular wall. The U-shaped base is provided with a water inlet and a water outlet, the fixing ring is screwed on the U-shaped base and provided with external threads, the first pattern mold, the second pattern mold and the water distributing bottom plate which are placed in the U-shaped base are limited in the U-shaped base by the fixing ring, the fixing ring and the U-shaped base encircle to form a water cavity, the annular wall is combined at the peripheral edge of the water distributing bottom plate, accordingly, the water cavity is divided into narrow, long and circuitous spaces, and an inner layer and an outer layer of the water cavity are communicated with each other via a plurality of notches. Accordingly, cooling water enters a water inlet hole from the water inlet, flows through water inlet branch channels of the water distributing bottom plate to be filled in the water cavity, passes through water return branch channels from the peripheral edge of the water distributing bottom plate, and is gathered at the water outlet to be drained, and a mold cooling effect is achieved.

Description

Mould the cooling structure of article mould

Technical field

The utility model relates to a kind of mold cools down structure, refers in particular to a kind of cooling structure that is applied to bottle cap plasticator mould.

Background technology

Plasticator is that a kind of heat with scheduled volume is melted plastics and inserted in the die, utilizes the plastic product molding machine tool of a punch extrusion forming again.Find that in actual production process the plastic products of moulding just still are in elastic stage because of still having temperature, therefore be unfavorable for very much utilizing other mechanism that product is shifted out; So; In the processing procedure of plastic shaping, most of article of moulding of moulding that can let reservation a period of time cool off, yet; If it is long more that the article of moulding cool off the required time, directly influence is the prouctiveness that can reduce integral body; In addition; Mould is worked as under long production process can accumulate heat gradually; If do not have appropriate those heats to be carried out radiating treatment, this situation will more be unfavorable for the cooling of the article of moulding, and more likely increase the possibility of finished product permanent damages; Therefore, be necessary for mould and imagine a preferable cooling structure.

Summary of the invention

The utility model technical problem to be solved is: to the deficiency of above-mentioned prior art, a kind of cooling structure that around the moulding die cavity, is provided with the article of the moulding mould of cooling water channel is provided.

In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of cooling structure of moulding the article mould is characterized in: this structure comprises U type base, first pattern, second pattern, divides water-bed plate, retainer ring, and annulus wall; Wherein, this U type base upper end is provided with external screw thread, and the bottom surface is provided with water inlet and delivery port; This first pattern and second pattern are set up back formation jointly can constitute the master mold cave of moulding the article external form; Upper surface and lower surface that this divides water-bed plate to be provided with surfacing; This upper surface with respect to the position of water inlet make establish one penetrate upper and lower surfaces blasthole; And formation highly is lower than at least one entry fork road of upper surface; Extend to the periphery of the water-bed plate of branch by the position of blasthole, then be formed with at least one backwater fork road that highly is lower than lower surface, be pooled to position with respect to delivery port by the periphery of minute water-bed plate in lower surface; This retainer ring has internal thread; Be screwed together in the external screw thread of U type base; With first pattern of inserting this U type base, second pattern and divide water-bed plate to be limited to wherein; Make the second pattern bottom surface be close proximity to the upper surface that this divides water-bed plate, the bottom surface of U type base then is close proximity to the lower surface of the water-bed plate of branch, and crosses a water cavity with U type base ring; This annulus wall is a ring bodies, is incorporated into the periphery of the water-bed plate of branch, offers several breach in the upper end of this annulus wall, the water-bed plate of branch space is up and down formed through breach communicate.

So; By said structure; Cooling water is full of the water cavity ectonexine by the flow through entry fork road of the water-bed plate of branch of water inlet, so to two patterns carry out cooling effect all around, current then are pooled to the backwater hole place by the periphery of minute water-bed plate via backwater fork road; Discharge by delivery port at last and accomplish circulation, reach the effect of cooling die.

Description of drawings:

Fig. 1 is the perspective exploded view of the utility model preferred embodiment.

Fig. 2 is the section combination sketch map of the utility model preferred embodiment.

Fig. 3 is the structural upright sketch map that the utility model divides water-bed plate, has shown upper surface and lower surface respectively.

Fig. 4 is the current action sketch map of the utility model preferred embodiment.

Label declaration:

10.U type base 11. external screw threads

12. bottom surface 13. water inlets

14. delivery port 15. bolts

20. first pattern, 21. master mold caves

30. 40. fens water-bed plates of second pattern

41. upper surface 42. blastholes

43. backwater fork road 44. lower surfaces

45. entry fork road 46. grooves

47. periphery 50. retainer rings

51. internal thread 60. annulus walls

61. breach 62. water cavities

70. mould support bar

The specific embodiment:

For the architectural feature, effect and other advantage that make the utility model can further be understood, now with preferred embodiment and cooperate graphic detailed description as after.

Please refer to Fig. 1 to shown in Figure 4, disclose the preferred embodiment that the utility model is moulded the cooling structure of article mould, comprise the water-bed plate of U type base 10, first pattern 20, second pattern 30, branch 40, retainer ring 50 and annulus wall 60.

These U type base 10 upper ends are provided with

external screw thread

11, and 12 of bottom surfaces are provided with the water inlet 13 and the delivery port 14 that can connect, go into water channel, utilize bolt 15 can this U type base 10 be fixed on the mould support bar 70.

This first pattern 20 is respectively to constitute with this second pattern 30 moulds the part external mold of article external form, can form a master mold cave 21 after the two is set up jointly, and heat supply is when the time comes melted plastics and placed in it, cooperates a male model that extruded in plastic is gone out to mould the article external form again.

This divides and is arranged with the surface on the water-bed plate 40 for smooth upper surface 41 and lower surface 44; As shown in Figure 3; This upper surface 41 with respect to the position of water inlet 13 make establish one penetrate upper and lower surfaces blasthole 42, and form at least one entry fork road 45 that highly is lower than upper surface 41, extend to the periphery 47 of the water-bed plate 40 of branch by the position of blasthole 42; Be formed with at least one backwater fork road 43 that highly is lower than lower surface in 44 of lower surfaces, be pooled to position with respect to delivery port by the periphery of minute water-bed plate; In addition lower surface 44 forms several grooves 46, is in order to comprising the head of bolt 15, and the effect of location is arranged.

This retainer ring 50 has internal thread 51; Be screwed together in the external screw thread 11 of U type base 10; With first pattern 20, second pattern 30 of inserting U type base 10 and divide water-bed plate 40 to be limited to wherein; And go out a water cavity 62 with U type base 10 corrals, and make second pattern, 30 bottom surfaces be close proximity to upper surface 41 between the member that coincides, the bottom surface 12 of U type base 10 then is close proximity to lower surface 44.

This annulus wall 60 makes water cavity 62 districts be divided into longer and narrower circuitous space for ring bodies is incorporated into the periphery 47 of the water-bed plate 40 of branch, offers several breach 61 in the upper end of this annulus wall 60, the space of the water-bed plate of branch about in the of 40 is formed through breach 61 communicate.

After the utility model is implemented according to said structure; Entire die is taken heat out of in the form of operation process cooling water turnover capable of using mould inside; That is cooling water can continue to provide by water inlet 13, current flow through the water-bed plate 40 of branch entry fork road 45 so that be full of the space of water cavity 62 inner layers, current continue to enter into through the breach 61 of annulus wall 60 skin of water cavity 62; This moment, cooling water surrounded the effect that two patterns provide cooling; Then current are pooled to delivery port 14 by minute periphery of water-bed plate 40 via backwater fork road 43 and discharge, and accomplish the circulation of cooling water flow at mould inside, reach the effect of cooling die in view of the above.

The flow of cooling water direction of the above the utility model also can see through the water supply cis-position of changing water inlet and delivery port certainly, reaches the effect that changes the cooling water flow direction.

Via above-mentioned explanation, the cooling structure of the article of the moulding mould of the utility model has reached preset purpose really; The demand that meets industry fully; Propose patent application, only, the above is merely the preferred embodiment of the utility model in accordance with the law; Be not in order to limiting the utility model, so the utility model protection domain is when looking accompanying being as the criterion that claim defines.

Claims

1. cooling structure of moulding the article mould is characterized in that: this structure comprises U type base, first pattern, second pattern, divides water-bed plate, retainer ring, and annulus wall; Wherein,

This U type base upper end is provided with external screw thread, and the bottom surface is provided with water inlet and delivery port;

This first pattern and second pattern are set up back formation jointly can constitute the master mold cave of moulding the article external form;

Upper surface and lower surface that this divides water-bed plate to be provided with surfacing; This upper surface with respect to the position of water inlet make establish one penetrate upper and lower surfaces blasthole; And formation highly is lower than at least one entry fork road of upper surface; Extend to the periphery of the water-bed plate of branch by the position of blasthole, then be formed with at least one backwater fork road that highly is lower than lower surface, be pooled to position with respect to delivery port by the periphery of minute water-bed plate in lower surface;

This retainer ring has internal thread; Be screwed together in the external screw thread of U type base; With first pattern of inserting this U type base, second pattern and divide water-bed plate to be limited to wherein; Make the second pattern bottom surface be close proximity to the upper surface that this divides water-bed plate, the bottom surface of U type base then is close proximity to the lower surface of the water-bed plate of branch, and crosses a water cavity with U type base ring;

This annulus wall is a ring bodies, is incorporated into the periphery of the water-bed plate of branch, offers several breach in the upper end of this annulus wall, the water-bed plate of branch space is up and down formed through breach communicate.