CN212979136U

CN212979136U - Quick fashioned car injection mold

Info

Publication number: CN212979136U
Application number: CN202021345813.1U
Authority: CN
Inventors: 吕卫国
Original assignee: Nanjing Carlyle Auto Parts Co ltd
Current assignee: Nanjing Carlyle Auto Parts Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-04-16
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a rapid prototyping's car injection mold, including fixing base, upper die, lower mould and roof, fixing base and roof all set up to rectangle platelike structure, be provided with upper die and lower mould between fixing base and the roof, and the lower mould bolt fastening is at the fixing base up end, be provided with the upper die corresponding with the lower mould directly over the lower mould; go up the welding of two sets of vertical outer wall symmetries of mould and have two sets of movable blocks, it is two sets of the movable block is established respectively in two sets of threaded rod peripheries, and movable block and threaded rod threaded connection, and is two sets of the threaded rod bottom all rotates through bearing and fixing base top and is connected, the first half of threaded rod runs through and the screw thread roof, the equal fixed welding of mould bottom four corners department has the locating pin, the mounting groove that corresponds with the locating pin is seted up to lower mould top four corners department. This rapid prototyping's car injection mold, production efficiency is high.

Description

Quick fashioned car injection mold

Technical Field

The utility model belongs to the technical field of injection mold, concretely relates to quick fashioned car injection mold.

Background

Along with the development of society and the progress of science and technology, the application range and the number of injection molding parts are larger and larger, and the life of people is not away from the use of the injection molding parts, particularly the use of automobile injection molding parts;

an injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. Injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying to obtain a formed product, wherein the injection molding mold is divided into a thermosetting plastic mold, an automobile mold and a thermoplastic plastic mold according to the forming characteristics; according to the forming process, the method is divided into a transfer mold, a blow mold, a cast mold, a hot forming mold, a hot pressing mold (compression mold), an injection mold and the like, wherein the hot pressing mold can be divided into a flash type, a semi-flash type and a non-flash type by a flash mode, and the injection mold can be divided into a cold runner mold and a hot runner mold by a pouring system; the device can be divided into a movable type and a fixed type according to the assembling and disassembling mode;

when the existing automobile injection mold is used for carrying out injection molding on automobile parts, the phenomenon of mold closing offset is easy to occur, so that the production quality is influenced.

Therefore, in order to meet the current situation, the design and production of a fast-forming automobile injection mold are urgently needed to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick fashioned car injection mold to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fast-forming automobile injection mold comprises a fixed seat, an upper mold, a lower mold and a top plate, wherein the fixed seat and the top plate are both arranged to be rectangular plate-shaped structures, the upper mold and the lower mold are arranged between the fixed seat and the top plate, the lower mold is fixed on the upper end surface of the fixed seat through bolts, and the upper mold corresponding to the lower mold is arranged right above the lower mold;

go up the welding of two sets of vertical outer wall symmetries of mould and have two sets of movable blocks, it is two sets of the movable block is established respectively in two sets of threaded rod peripheries, and movable block and threaded rod threaded connection, and is two sets of the threaded rod bottom all rotates through bearing and fixing base top and is connected, the first half of threaded rod runs through and the screw thread roof, the equal fixed welding of mould bottom four corners department has the locating pin, the mounting groove that corresponds with the locating pin is seted up to lower mould top four corners department.

Preferably, the central point on last mould top puts and is provided with vertical ascending notes liquid pipe, and the lower port that just annotates the liquid pipe communicates with the shaping chamber of last mould and lower mould, the inside cavity that is provided with of lower mould.

Preferably, the front surface of the lower die is symmetrically connected with an air heater and a refrigerator, and the air heater and the refrigerator are both communicated with the cavity in the lower die through connecting pipes.

Preferably, four mounting grooves are formed in the top end of the lower die, a mounting frame is connected to the inner wall of each mounting groove in a sliding mode, positioning grooves matched with the positioning pins are formed in the top end of the mounting frame, compression springs are fixedly welded to the bottom end of the mounting frame, and one ends, far away from the mounting frame, of the compression springs are fixedly welded to the bottom wall of the inner portion of the groove;

two sets of vertical inner wall symmetric welding of mounting groove has two sets of sliders, two sets of vertical outer walls of installing frame all weld the spout with slider looks adaptation, and spout and slider sliding connection.

Preferably, the top end of the top plate is symmetrically connected with two groups of driving motors, and the output ends of the driving motors are fixedly connected with the top end of the threaded rod through couplers.

The utility model discloses a technological effect and advantage: according to the quickly-formed automobile injection mold, the threaded rod is driven to rotate through the driving motor, so that the upper mold and the lower mold are driven to be stably closed by the two groups of movable blocks, and meanwhile, the positioning pin is overlapped with the positioning groove in the mounting frame, so that the mounting cylinder vertically moves in the mounting groove and extrudes the compression spring, and therefore, the phenomenon of deviation during mold assembly is avoided, and the production quality is improved; the temperature in the cavity of the lower die is improved through the arranged hot air blower, the situation that the casting liquid cannot be uniformly distributed in the molding cavity due to the temperature in the molding cavity is avoided, meanwhile, cold air generated by a refrigerator enters the cavity, the mold of the molding cavity is rapidly cooled and molded, and the production quality and the efficiency of the whole body are improved; this rapid prototyping's car injection mold, production efficiency is high.

Drawings

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

fig. 2 is a partial cross-sectional view of the lower mold of the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 2 according to the present invention.

In the figure: the device comprises a fixed seat 1, a lower mold 2, a cavity 21, an upper mold 3, a top plate 4, an air heater 5, a refrigerator 6, a driving motor 7, a threaded rod 8, a movable block 9, a liquid injection pipe 10, an installation frame 11, a compression spring 12 and a sliding block 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a rapid prototyping automobile injection mold as shown in figures 1-3, which comprises a fixed seat 1, an upper mold 3, a lower mold 2 and a top plate 4, wherein the fixed seat 1 and the top plate 4 are both arranged into a rectangular plate-shaped structure, the upper mold 3 and the lower mold 2 are arranged between the fixed seat 1 and the top plate 4, the lower mold 2 is fixed on the upper end surface of the fixed seat 1 by bolts, and the upper mold 3 corresponding to the lower mold 2 is arranged right above the lower mold 2;

go up 3 two sets of vertical outer wall symmetrical weld of mould and have two sets of movable block 9, two sets of movable block 9 overlaps respectively and establishes in 8 peripheries of two sets of threaded rod, and movable block 9 and 8 threaded connection of threaded rod, and is two sets of 8 bottoms of threaded rod are all rotated through bearing and 1 tops of fixing base and are connected, the first half of threaded rod 8 runs through and screw thread roof 4, the equal fixed welding in 3 bottoms four corners departments of mould has the locating pin, 2 top four corners departments of lower mould offer the mounting groove that corresponds with the locating pin.

Specifically, the central point on the top end of the upper die 3 is provided with a vertical upward liquid injection pipe 10, the lower port of the liquid injection pipe 10 is communicated with the forming cavities of the upper die 3 and the lower die 2, and a cavity 21 is arranged inside the lower die 2.

Specifically, the front surface of the lower die 2 is symmetrically connected with an air heater 5 and a refrigerator 6, the air heater 5 and the refrigerator 6 are both in bolted connection with the lower die 2, and the air heater 5 and the refrigerator 6 are both communicated with a cavity 21 in the lower die 2 through connecting pipes.

Specifically, the four mounting grooves are arranged at the top end of the lower die 2, the inner walls of the mounting grooves are connected with a mounting frame 11 in a sliding mode, positioning grooves matched with the positioning pins are formed in the top end of the mounting frame 11, compression springs 12 are fixedly welded to the bottom end of the mounting frame 11, and one ends, far away from the mounting frame 11, of the compression springs 12 are fixedly welded to the bottom wall of the inner portion of the groove;

two sets of vertical inner wall symmetric welding of mounting groove has two sets of

sliders

13, 11 two sets of vertical outer walls of installing frame all weld the spout with 13 looks adaptations of slider, and spout and 13 sliding connection of slider.

Specifically, the top end of the top plate 4 is symmetrically connected with two groups of driving motors 7, and the output ends of the driving motors 7 are fixedly connected with the top ends of the threaded rods 8 through couplers.

The working principle of the rapid forming automobile injection mold is that when the rapid forming automobile injection mold is used, a driving motor 7 is started, the driving motor 7 drives a threaded rod 8 to rotate, two groups of movable blocks 9 drive an upper mold 3 and a lower mold 2 to be stably closed, meanwhile, a positioning pin is overlapped with a positioning groove on an installation frame 11, the installation frame 11 vertically moves in an installation groove and extrudes a compression spring 12, a sliding block 13 slides with a sliding groove on the installation frame 11, the sliding block 13 and the installation frame 11 are limited, so that the phenomenon of deviation during mold closing is avoided, then, casting liquid is guided into forming cavities of the upper mold 3 and the lower mold 2 through a liquid injection pipe 10, the temperature in the cavity of the lower mold 2 is increased through a hot air fan 5, the phenomenon that the casting liquid cannot be uniformly distributed in the forming cavities due to the temperature in the forming cavities is avoided, meanwhile, cold air generated through a refrigerator 6 enters the, the overall production quality and efficiency are improved, and finally the upper die is driven to ascend through the driving motor 7 to take out the die.

Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a rapid prototyping's car injection mold, includes fixing base (1), goes up mould (3), lower mould (2) and roof (4), its characterized in that: the fixing seat (1) and the top plate (4) are both arranged to be rectangular plate-shaped structures, an upper die (3) and a lower die (2) are arranged between the fixing seat (1) and the top plate (4), the lower die (2) is fixed on the upper end face of the fixing seat (1) through bolts, and the upper die (3) corresponding to the lower die (2) is arranged right above the lower die (2);

go up two sets of vertical outer wall symmetrical weld of mould (3) and have two sets of movable block (9), it is two sets of movable block (9) are established respectively and are established in two sets of threaded rod (8) periphery, and movable block (9) and threaded rod (8) threaded connection, and are two sets of threaded rod (8) bottom all is rotated through bearing and fixing base (1) top and is connected, first portion of threaded rod (8) runs through and screw thread roof (4), it has the locating pin to go up the equal fixed welding in mould (3) bottom four corners department, the mounting groove that corresponds with the locating pin is seted up to lower mould (2) top four corners department.

2. The rapid prototyping automotive injection mold of claim 1 wherein: go up the central point position on mould (3) top and be provided with vertical ascending notes liquid pipe (10), and the lower port of annotating liquid pipe (10) and the shaping chamber intercommunication of last mould (3) and lower mould (2), lower mould (2) inside is provided with cavity (21).

3. The rapid prototyping automotive injection mold of claim 1 wherein: the hot air blower (5) and the refrigerator (6) are symmetrically connected to the front surface of the lower die (2), and the hot air blower (5) and the refrigerator (6) are communicated with a cavity (21) in the lower die (2) through connecting pipes.

4. The rapid prototyping automotive injection mold of claim 1 wherein: four groups of mounting grooves are formed in the top end of the lower die (2), the inner walls of the mounting grooves are connected with a mounting frame (11) in a sliding mode, positioning grooves matched with the positioning pins are formed in the top end of the mounting frame (11), compression springs (12) are fixedly welded to the bottom end of the mounting frame (11), and one ends, far away from the mounting frame (11), of the compression springs (12) are fixedly welded to the bottom wall of the inner portion of the groove;

two sets of vertical inner wall symmetric welding of mounting groove has two sets of sliders (13), the equal welding of two sets of vertical outer walls of installing frame (11) has the spout with slider (13) looks adaptation, and spout and slider (13) sliding connection.

5. The rapid prototyping automotive injection mold of claim 1 wherein: roof (4) top symmetric connection has two sets of driving motor (7), the output of driving motor (7) passes through shaft coupling and threaded rod (8) top fixed connection.