CN212194088U

CN212194088U - Synchronous thread removing and cooling structure

Info

Publication number: CN212194088U
Application number: CN202020063748.7U
Authority: CN
Inventors: 李华; 张中华; 吕名礼
Original assignee: Huawei Water Saving Technology Group Co ltd
Current assignee: Shanghai Huawei Controllable Agricultural Technology Group Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-12-22
Anticipated expiration: 2030-01-13

Abstract

The utility model belongs to the technical field of mould equipment, a synchronous thread and cooling structure of taking off is disclosed, including die holder and upper die base, be provided with the core fixing base between die holder and the upper die base, four thread core that take off that are provided with evenly distributed in the core fixing base, the upper die base is passed on thread core's top, and the right-hand member of die holder is provided with two water inlets side by side, the left end of water inlet is provided with the inlet tube, the left end of inlet tube is provided with first cooling tube, first cooling tube extends to the inside that the thread core was taken off on the right side, the intermediate position of first cooling tube is provided with the flow distribution plate, the left end of cooling tube is provided with communicating pipe. Through setting up the cooling system who takes off the inside of threaded core, the cooling effect of reinforcing device effectively improves mould injection moulding's efficiency, and the extension takes off threaded core's life simultaneously.

Description

Synchronous thread removing and cooling structure

Technical Field

The utility model belongs to the technical field of mould equipment, especially, relate to a take off screw thread and cooling structure in step.

Background

A synchronous thread removing and cooling structure is a thread removing die cooled by a cooling system.

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".

In the injection molding process of a common mold, due to the fact that the injection temperature is high, the molding precision of the mold can be reduced after long-time use, the heat preservation and pressure maintaining time is too long, the injection molding efficiency in the mold manufacturing process is reduced, and the problems that the internal stress of a product is not uniform, the plastic product is carbonized and the like are easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a take off screw thread and cooling structure in step aims at solving the mould at the injection moulding in-process, because the temperature of moulding plastics is high, long-time the use can reduce the mould shaping precision, and heat preservation dwell time overlength has reduced the injection moulding efficiency in the mould manufacturing process, and causes goods internal stress inhomogeneous easily, plastic products carbonization scheduling problem.

The utility model is realized in such a way that the synchronous thread removing and cooling structure comprises a lower die seat and an upper die seat, a core fixing seat is arranged between the lower die seat and the upper die seat, four thread-removing cores which are uniformly distributed are arranged in the core fixing seat, the top end of the thread-removing core penetrates through the upper die base, the right end of the lower die base is provided with two water inlets side by side, a water inlet pipe is arranged at the left end of the water inlet, a first cooling pipe is arranged at the left end of the water inlet pipe, the first cooling pipe extends to the inside of the right-side thread removing mold core, a flow distribution plate is arranged in the middle of the first cooling pipe, the left end of the first cooling pipe is provided with a communicating pipe, the right end of the communicating pipe is provided with a second cooling pipe, the second cooling pipe extends to the inside of the right-side thread-removing mold core, a water outlet pipe is arranged at the left end of the second cooling pipe, and a water outlet is formed in the left end of the water outlet pipe.

Preferably, the bottom end of the flow distribution plate is connected with the lower die holder, the flow distribution plate divides the first cooling pipe and the second cooling pipe into a left part and a right part, the top end of the flow distribution plate is not contacted with the top ends of the first cooling pipe and the second cooling pipe, and the top ends of the first cooling pipe and the second cooling pipe are communicated left and right.

Preferably, the rear of core fixing base is provided with the oil pump motor, the oil pump motor passes through fixing base fixed connection in core fixing base, the output of oil pump motor is provided with the belt, the one end that the oil pump motor was kept away from to the belt is provided with final drive shaft.

Preferably, the main transmission shaft is arranged in the middle of the core fixing seat, and a transmission gear is arranged on the outer side of the main transmission shaft.

Preferably, a follow-up gear is arranged on the outer side of the thread-removing mold core, and the follow-up gear is meshed with the transmission gear.

Preferably, the mold core fixing seat is divided into a plurality of layers and detachably connected through bolts, the thread-removing mold core and the main transmission shaft are rotatably connected with the mold core fixing seat through a precision bearing, and a positioning ring is arranged at the contact position of each layer of interface of the mold core fixing seat and the thread-removing mold core.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the cooling system in the thread removing core, a user accesses cooling liquid through the water inlet, the cooling liquid is conducted through the water inlet pipe and enters the first cooling pipe and the second cooling pipe and is discharged from the water outlet through the water outlet pipe, a cooling water circulation system communicated with the outside in the mold is formed, the thread removing core is continuously cooled, and the flow distribution plates are arranged in the first cooling pipe and the second cooling pipe, so that the cooling liquid is forced to circularly flow from bottom to top in the first cooling pipe and the second cooling pipe, the contact time and the contact area of the cooling liquid and the thread removing core are increased, the cooling effect of the device is enhanced, the problem that the molding precision of the mold is reduced due to high injection temperature and long-time use in the injection molding process of a traditional mold is avoided, the heat preservation and pressure maintaining time is too long, the injection molding efficiency in the mold manufacturing process is reduced, and the internal stress of, the plastic product carbonization and other problems effectively improve the injection molding efficiency of the mold, and prolong the service life of the thread-removing mold core.

It should be understood that the foregoing is a preferred embodiment of the present invention, and it should be noted that modifications and decorations can be made by those skilled in the art without departing from the principle of the present invention, and these modifications and decorations are also considered to be the protection scope of the present invention.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the transmission structure of the present invention.

In the figure: 1. a lower die holder; 2. a core fixing seat; 3. an upper die holder; 4. removing the thread mold core; 41. a follower gear; 5. a water inlet; 6. a water inlet pipe; 7. a first cooling pipe; 8. a flow distribution plate; 9. a communicating pipe; 10. a second cooling pipe; 11. a water outlet pipe; 12. a water outlet; 13. a main drive shaft; 131. a transmission gear; 14. a belt; 15. an oil pump motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides a solution: a synchronous thread-removing and cooling structure comprises a lower die holder 1 and an upper die holder 3, a core fixing seat 2 is arranged between the lower die holder 1 and the upper die holder 3, four thread-removing cores 4 are uniformly distributed in the core fixing seat 2, the top end of each thread-removing core 4 penetrates through the upper die holder 3, two water inlets 5 are arranged at the right end of the lower die holder 1 side by side, a water inlet pipe 6 is arranged at the left end of each water inlet 5, a first cooling pipe 7 is arranged at the left end of each water inlet pipe 6, the first cooling pipe 7 extends into the right thread-removing cores 4, a flow distribution plate 8 is arranged at the middle position of each first cooling pipe 7, a communication pipe 9 is arranged at the left end of each first cooling pipe 7, a second cooling pipe 10 is arranged at the right end of each communication pipe 9, the second cooling pipe 10 extends into the right thread-removing cores 4, and a water outlet pipe 11 is arranged at the left end of, the left end of the water outlet pipe 11 is provided with a water outlet 12.

In this embodiment, set up and take off the inside cooling system of screw core 4, the user passes through water inlet 5 and inserts the coolant liquid, the coolant liquid gets into inside first cooling tube 7 and the second cooling tube 10 through the conduction of inlet tube 6, and discharge by delivery port 12 through the guide of outlet pipe 11, form the inside cooling water circulation system with external intercommunication of mould, constantly for taking off the cooling of screw core 4, and inside flow distribution plate 8 that is provided with of first cooling tube 7 and second cooling tube 10, force the coolant liquid inside first cooling tube 7 and the second cooling tube 10 by lower to last circulation flow, increase the contact time and the area of coolant liquid and taking off screw core 4, the cooling effect of reinforcing device, effectively improve mould injection moulding's efficiency, the life of extension taking off screw core 4 simultaneously.

Further, the bottom end of the flow distribution plate 8 is connected with the lower die holder 1, the flow distribution plate 8 divides the first cooling pipe 7 and the second cooling pipe 10 into a left part and a right part, the top end of the flow distribution plate 8 is not in contact with the top ends of the first cooling pipe 7 and the second cooling pipe 10, and the top ends of the first cooling pipe 7 and the second cooling pipe 10 are communicated left and right.

In this embodiment, set up flow distribution plate 8, force the coolant liquid after getting into first cooling tube 7 and second cooling tube 10 inside, by the right side from the bottom up circulatory flow of first cooling tube 7 and second cooling tube 10 respectively, from the top down circulatory flow in the left side of first cooling tube 7 and second cooling tube 10 again, increase coolant liquid and take off threaded core 4's contact time and area, the cooling effect of reinforcing device, effectively improve mould injection moulding's efficiency, the life of extension simultaneously takes off threaded core 4.

Further, the rear of core fixing base 2 is provided with oil pump motor 15, and oil pump motor 15 passes through fixing base fixed connection in core fixing base 2, and oil pump motor 15's output is provided with belt 14, and the one end that oil pump motor 15 was kept away from to belt 14 is provided with final drive shaft 13.

In this embodiment, an oil pump motor 15 and a belt 14 are provided to increase power to the core 4 and the main drive shaft 13 in the mold, thereby achieving up-and-down movement.

Further, the main transmission shaft 13 is arranged in the middle of the core fixing seat 2, and a transmission gear 131 is arranged outside the main transmission shaft 13.

In this embodiment, the main drive shaft 13, which is located at the center of the mold, simultaneously transmits power to four unthreaded cores 4 that are evenly arranged around the mold.

Further, a follower gear 41 is provided outside the threading core 4, and the follower gear 41 is meshed with the transmission gear 131.

In the present embodiment, the follower gear 41, which is engaged with the transmission gear 131, is provided outside the threading core 4, so that the threading core 4 rotates along with the main transmission shaft 13 to power the threading structure.

Further, core fixing base 2 divide into the multilayer, can dismantle the connection through the bolt, takes off threaded core 4 and final drive shaft 13 and rotates with core fixing base 2 through precision bearing and be connected, and 2 each layer interfaces of core fixing base are provided with the holding ring with taking off threaded core 4 contact position.

In this embodiment, the thread-removing core 4 and the main transmission shaft 13 are rotatably connected with the core fixing seat 2 through a precision bearing, and a positioning ring is arranged at the contact position of each layer of interface of the core fixing seat 2 and the thread-removing core 4, so that the position of the thread-removing core 4 during rotation is kept unchanged, and the forming precision of the mold is ensured.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a synchronous thread and cooling structure of taking off, includes die holder (1) and upper die base (3), its characterized in that: a core fixing seat (2) is arranged between the lower die holder (1) and the upper die holder (3), four thread-removing cores (4) which are uniformly distributed are arranged in the core fixing seat (2), the top end of each thread-removing core (4) penetrates through the upper die holder (3), two water inlets (5) are arranged at the right end of the lower die holder (1) side by side, a water inlet pipe (6) is arranged at the left end of each water inlet (5), a first cooling pipe (7) is arranged at the left end of each water inlet pipe (6), the first cooling pipe (7) extends into the thread-removing cores (4) at the right side, a flow distribution plate (8) is arranged at the middle position of each first cooling pipe (7), a communicating pipe (9) is arranged at the left end of each first cooling pipe (7), a second cooling pipe (10) is arranged at the right end of each communicating pipe (9), and the second cooling pipes (10) extend into the thread-removing cores (4), the left end of the second cooling pipe (10) is provided with a water outlet pipe (11), and the left end of the water outlet pipe (11) is provided with a water outlet (12).

2. The synchronous thread removing and cooling structure as claimed in claim 1, wherein the bottom end of the flow dividing plate (8) is connected with the lower die holder (1), the flow dividing plate (8) divides the first cooling pipe (7) and the second cooling pipe (10) into a left part and a right part, the top end of the flow dividing plate (8) is not contacted with the top ends of the first cooling pipe (7) and the second cooling pipe (10), and the top ends of the first cooling pipe (7) and the second cooling pipe (10) are communicated left and right.

3. A synchronous thread stripping and cooling structure as claimed in claim 1, characterized in that an oil pump motor (15) is arranged behind the core fixing seat (2), the oil pump motor (15) is fixedly connected to the core fixing seat (2) through the fixing seat, a belt (14) is arranged at the output end of the oil pump motor (15), and a main transmission shaft (13) is arranged at one end of the belt (14) far away from the oil pump motor (15).

4. A synchronous de-threading and cooling structure according to claim 3, characterized in that the main transmission shaft (13) is provided at a middle position of the core holder (2), and a transmission gear (131) is provided at an outer side of the main transmission shaft (13).

5. A synchronous threading and cooling structure according to claim 4, characterized in that the outside of the threading core (4) is provided with a follower gear (41), the follower gear (41) and the transmission gear (131) being in meshing engagement.

6. The synchronous thread removing and cooling structure as claimed in claim 1, wherein the core fixing seat (2) is divided into a plurality of layers and detachably connected through bolts, the thread removing core (4) and the main transmission shaft (13) are rotatably connected with the core fixing seat (2) through precision bearings, and positioning rings are arranged at the contact positions of the interfaces of the layers of the core fixing seat (2) and the thread removing core (4).