CN116214857A

CN116214857A - High-efficiency injection molding machine

Info

Publication number: CN116214857A
Application number: CN202310122282.1A
Authority: CN
Inventors: 赵陈; 徐延河; 刘松; 尹学凯
Original assignee: ZHEJIANG BORCH MACHINERY CO LTD
Current assignee: ZHEJIANG BORCH MACHINERY CO LTD
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-06-06
Anticipated expiration: 2043-02-16
Also published as: CN116214857B

Abstract

The invention discloses a high-efficiency injection molding machine, which comprises a workbench, wherein one side of the top of the workbench is fixedly connected with an injection cylinder, the top of the workbench is fixedly connected with a material conveying assembly, the surface of the material conveying assembly is communicated with a material conveying assembly, the other side of the top of the workbench is fixedly connected with a fixed die block, one side of the fixed die block is provided with a plurality of support rods, two arc plates are arranged on the workbench, an arc groove is arranged between the opposite sides of the two arc plates, when a sliding column on the movable die block slides to the arc surface position on the arc groove under the tension of an electric telescopic rod, at the moment, an injection molding piece can be retracted from the surface of a forming block through the extension of the electric telescopic rod, and even if the injection molding piece is contacted with the inner surface of the output end of the electric telescopic rod at the moment, the injection molding piece can naturally drop under the action of gravity, so that the injection molding piece can not drop due to the adhesion of the injection molding piece and the surface of the output end of the electric telescopic rod is reduced, and the injection molding efficiency is improved.

Description

High-efficiency injection molding machine

Technical Field

The invention relates to the technical field of injection molding machines, in particular to a high-efficiency injection molding machine.

Background

Injection molding machines, also known as injection molding machines or injection molding machines, are the main molding equipment for producing plastic products of various shapes from thermoplastic or thermosetting plastics by using plastic molding dies, and are divided into vertical, horizontal and all-electric type, and the injection molding machines can heat the plastics, apply high pressure to the molten plastics, and make the molten plastics be ejected to fill the die cavity of the dies.

Chinese patent discloses a efficient injection molding machine (publication No. CN 213472101U), the injection molding machine of this patent can make the mechanism case better dispel the heat, improve the radiating effect of mechanism incasement portion, avoid the too big problem that leads to the operation unit to be heated and damage of mechanism incasement portion heat, reach the effect of cooling down fast to the plastic product after the shaping simultaneously, can make the injection molding machine carry out high efficiency injection molding to the plastic product, improve the injection molding machine and to the injection molding efficiency of plastic product, but because the material of heating contacts with the ejector pin, when cooling down fast, it is very likely to lead to the injection molding to bond with the terminal surface of push rod when unloading through the push rod, or the drawing of patterns is slower, need the manual work to carry out the drawing of patterns this moment, can waste a large amount of time and lead to production efficiency lower.

Disclosure of Invention

The invention aims to provide a high-efficiency injection molding machine, which is characterized in that two arc plates are arranged on a workbench, and an arc groove is arranged between the opposite sides of the two arc plates, so that an injection molding piece can be retracted from the surface of a molding block through the extension of an electric telescopic rod, and even if the injection molding piece is contacted with the inner surface of an output end of the electric telescopic rod, the injection molding piece can naturally drop under the action of gravity, thereby reducing the problem that the injection molding piece cannot drop due to the adhesion between the injection molding piece and the surface of the output end of the electric telescopic rod, and improving the injection molding efficiency.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a high efficiency injection molding machine, includes the workstation, one side fixedly connected with injection cylinder at workstation top, the top fixedly connected with material conveying subassembly of workstation, the surface intercommunication of material conveying subassembly has the pay-off subassembly, the opposite side fixedly connected with fixed die piece at workstation top, one side of fixed die piece is provided with a plurality of bracing piece, a plurality of the surface fixedly connected with supporting seat of bracing piece, the bottom of supporting seat and the top fixed connection of workstation, be located the top sliding connection has the sliding block on the surface of bracing piece, is located the below sliding connection has the movable block on the surface of bracing piece, be provided with the movable block between movable block and the sliding block, one side fixedly connected with of movable block and the shaping piece of fixed die internal surface looks adaptation, the top of workstation just is located the both sides of bracing piece all is provided with the installing support, the top fixedly connected with arc, the arc wall has been seted up to one side of arc, the movable block openly carries out the sliding column with the equal fixedly connected with in back, the surface and the interior sliding connection of groove of sliding column promotes the sliding connection in the arc cylinder of one side of supporting seat.

As a further scheme of the invention: one side fixedly connected with installing support of movable mould piece, the internal surface sliding connection of installing support has the sliding tray, the internal surface sliding connection of sliding tray has the rotating block, the internal surface of rotating block rotates with the output of flexible cylinder and is connected.

As a further scheme of the invention: two the equal fixedly connected with driving motor of one side that the arc kept away from relatively, driving motor's output runs through the arc and fixedly connected with screw thread piece, the spacing groove has been seted up to the one end of slip post, the internal surface sliding connection of spacing groove has the fiber piece, the screw hole with screw thread piece's surface looks adaptation has been seted up to one side of fiber piece.

As a further scheme of the invention: the inner surface of the arc-shaped groove is fixedly connected with a plurality of guide rods on the peripheral surface of the threaded block, a plurality of guide holes are formed in one side of the fiber block, and the outer surfaces of the guide rods are slidably connected with the inner surfaces of the guide holes.

As a further scheme of the invention: the top fixedly connected with supporting shoe of movable block, the separation groove with supporting shoe looks adaptation is seted up to movable block's bottom, is located the below the surface cover of bracing piece is equipped with the spring, one end and the one side fixed connection of supporting seat of spring, the other end and one side fixed connection of movable block of spring.

As a further scheme of the invention: one side of the movable module is provided with a plurality of electric telescopic rods, one side of the forming block is provided with a plurality of matching holes in a penetrating mode, and the output ends of the electric telescopic rods are matched with the outer surfaces of the matching holes.

As a further scheme of the invention: the inside of shaping piece has seted up cooling water course, one side of movable module runs through and is provided with the communicating pipe that is linked together with shaping piece inside.

As a further scheme of the invention: the feeding assembly comprises a feeding barrel positioned on the feeding assembly, a servo motor is fixedly connected to the top of the feeding barrel, the output end of the servo motor penetrates through the feeding barrel and is fixedly connected with a rotating shaft, two sides of the surface of the rotating shaft are fixedly connected with pushing plates, feeding blades are fixedly connected to the bottom end of the rotating shaft, and a feeding pipe is arranged at the top of the feeding barrel in a penetrating mode.

The invention has the beneficial effects that:

(1) According to the invention, the two arc plates are arranged on the workbench, the arc grooves are arranged between the opposite sides of the two arc plates, when the sliding column on the movable module slides to the arc surface position on the arc grooves under the tensile force of the electric telescopic rod, the injection molding piece can be retracted from the surface of the molding block through the extension of the electric telescopic rod, even if the injection molding piece is connected with the inner surface of the output end of the electric telescopic rod and is contacted with the surface of the molding block, the injection molding piece can be quickly and naturally dropped under the action of gravity, so that the problem that the injection molding piece cannot drop due to the adhesion between the injection molding piece and the surface of the output end of the electric telescopic rod is solved, and the injection molding efficiency is improved.

(2) According to the invention, the driving motor is arranged on one side of the arc-shaped plate, the limit groove is arranged at one end of the sliding column, and the position of the movable module can be fixed by utilizing the threaded connection relation between the threaded hole and the threaded block and the sliding relation between the guide rod and the guide hole, so that the situation that the forming block loosens towards the inside of the injection molding cavity after the injection molding cavity is formed between the forming block and the fixed module is avoided, and a relatively obvious die line appears on the surface of the injection molding part, thereby improving the product manufacturing quality of the injection molding part.

(3) According to the invention, the material pushing plate is arranged in the material feeding barrel, and the material feeding blade is arranged at the bottom end of the rotating shaft, so that after materials enter the material feeding barrel from the material feeding pipe, the materials can enter the material feeding assembly in a denser manner under the spiral pushing of the material feeding blade, and therefore, the bubbles generated during heating are reduced, and the quality of injection molding products is further improved.

Drawings

The invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the external structure of an injection molding machine according to the present invention;

FIG. 2 is a side view of the external structure of the movable module of the present invention;

FIG. 3 is an enlarged view of the structure of portion A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view showing the internal structure of the molding block of the present invention;

FIG. 5 is a schematic view of the internal structure of the feed assembly of the present invention.

In the figure: 1. a work table; 2. an injection cylinder; 3. a material conveying component; 4. a feeding assembly; 41. a feeding barrel; 42. a servo motor; 43. a rotating shaft; 44. a pushing plate; 45. a feed pipe; 46. feeding leaves; 5. a fixed module; 6. a support rod; 7. a support base; 8. a telescopic cylinder; 9. a sliding block; 10. a moving block; 11. a movable module; 12. a support block; 13. molding blocks; 14. an arc-shaped plate; 15. an arc-shaped groove; 16. a sliding column; 17. a mounting bracket; 18. a sliding groove; 19. a rotating block; 20. a driving motor; 21. a screw block; 22. a guide rod; 23. a fiber block; 24. a threaded hole; 25. a guide hole; 26. a limit groove; 27. an electric telescopic rod; 28. a mating hole; 29. a cooling water channel; 30. a barrier groove; 31. a connecting block; 32. and (3) a spring.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-5, the present invention is a high efficiency injection molding machine, which comprises a workbench 1, one side of the top of the workbench 1 is fixedly connected with an injection cylinder 2, the top of the workbench 1 is fixedly connected with a material conveying component 3, the material conveying component 3 can melt and convey materials, the surface of the material conveying component 3 is communicated with a material conveying component 4, the other side of the top of the workbench 1 is fixedly connected with a fixed mold block 5, one side of the fixed mold block 5 is provided with a plurality of support rods 6, the outer surfaces of the plurality of support rods 6 are fixedly connected with a support seat 7, the bottom of the support seat 7 is fixedly connected with the top of the workbench 1, a sliding block 9 is slidably connected on the surface of the upper support rod 6, a moving block 10 is slidably connected on the surface of the lower support rod 6, a moving module 11 is arranged between the moving block 10 and the sliding block 9, the top of the movable module 11 is fixedly connected with a connecting block 31, the outer surface of the connecting block 31 is rotationally connected with the inner surface of the sliding block 9, one side of the movable module 11 is fixedly connected with a forming block 13 which is matched with the inner surface of the fixed module 5, one side of the forming block 13 opposite to the fixed module 5 is provided with grooves with corresponding shapes, after the movable module 11 is contacted with the fixed module 5, an injection molding cavity is formed between the fixed module 5 and the forming block 13, the top of the workbench 1 and two sides of the supporting rod 6 are respectively provided with a mounting bracket 17, the top of the mounting bracket 17 is fixedly connected with an arc-shaped plate 14, one side of the arc-shaped plate 14 is provided with an arc-shaped groove 15, one part of the arc-shaped groove 15 is a horizontal part, the arc-shaped part can enable the movable module 11 to be in an inclined state, thereby the movable module can rapidly fall off under the action of gravity, the front and the back of movable module 11 are all fixedly connected with slip post 16, when slip post 16 is located the arc position of arc wall 15, movable module 11 at this moment is in the inclined state, the surface of slip post 16 and the internal surface sliding connection of arc wall 15, one side of supporting seat 7 is provided with the telescopic cylinder 8 that promotes slip post 16 and carry out the slip in arc wall 15, one side of movable module 11 is provided with a plurality of electric telescopic handle 27, a plurality of mating holes 28 has been run through to one side of shaping piece 13, the output and the surface looks adaptation of mating holes 28 of electric telescopic handle 27, when slip post 16 is in the arc part of arc wall 15, start electric telescopic handle 27 and extend this moment, shaping piece 13 at the inclined state this moment, thereby reduce the holding power of shaping piece 13 to the injection molding, carry out quick whereabouts under the action of gravity.

In order to enable the movable module 11 to rotate, one side of the movable module 11 is fixedly connected with a mounting bracket 17, the inner surface of the mounting bracket 17 is slidably connected with a sliding groove 18, the inner surface of the sliding groove 18 is slidably connected with a rotating block 19, the cross section of the sliding groove 18 is in a T-shaped shape, so that the rotating block 19 is limited, the inner surface of the rotating block 19 is rotationally connected with the output end of the telescopic cylinder 8, and when the telescopic cylinder 8 pulls the sliding column 16 on the movable module 11 to slide in an arc-shaped part in the arc-shaped groove 15, the rotating block 19 slides in the sliding groove 18.

In order to be able to fix a position movable module 11, the equal fixedly connected with driving motor 20 of one side that two arc 14 kept away from relatively, driving motor 20's output runs through arc 14 and fixedly connected with screw thread piece 21, spacing groove 26 has been seted up to the one end of slip post 16, the internal surface sliding connection of spacing groove 26 has fibrous piece 23, screw hole 24 with the surface looks adaptation of screw thread piece 21 has been seted up to one side of fibrous piece 23, the internal surface of arc groove 15 just is located the global fixedly connected with a plurality of guide bar 22 of screw thread piece 21, a plurality of guiding hole 25 has been seted up to one side of fibrous piece 23, the surface of guide bar 22 and the internal surface sliding connection of guiding hole 25, the cooperation through guide bar 22 and guiding hole 25 can avoid screw thread piece 21 to rotate.

The top fixedly connected with supporting shoe 12 of movable block 10, the separation groove 30 with supporting shoe 12 looks adaptation is seted up to movable block 11's bottom, and the internal surface of separation groove 30 is the inclined plane to with the surface looks adaptation of supporting shoe 12, be used for supporting movable block 11, the surface cover that is located below bracing piece 6 is equipped with spring 32, one end and the one side fixed connection of supporting seat 7 of spring 32, the other end and the one side fixed connection of movable block 10 of spring 32.

The inside of the shaping block 13 is provided with a cooling water channel 29, one side of the movable module 11 is penetrated and provided with a communicating pipe communicated with the inside of the shaping block 13, and cooling water is injected into the cooling water channel 29 to cool the material.

Referring to fig. 5, the feeding assembly 4 includes a feeding barrel 41 located on the feeding assembly 3, a servo motor 42 is fixedly connected to the top of the feeding barrel 41, an output end of the servo motor 42 penetrates through the feeding barrel 41 and is fixedly connected with a rotating shaft 43, pushing plates 44 are fixedly connected to two sides of the surface of the rotating shaft 43, the pushing plates 44 located below are obliquely arranged and can convey materials to the peripheral surfaces of feeding blades 46 as much as possible, feeding blades 46 are fixedly connected to the bottom ends of the rotating shaft 43, the feeding blades 46 are spiral, high-density conveying can be carried out on the materials, and a feeding pipe 45 is arranged at the top of the feeding barrel 41 in a penetrating mode.

The working principle of the invention is as follows: firstly, material is conveyed from the interior of a conveying pipe 45 to the interior of a conveying barrel 41, then a servo motor 42 is started to rotate, so that a rotating shaft 43 is driven to rotate, a pushing plate 44 is further driven to be clung to the inner wall of the conveying barrel 41, a material is conveyed downwards in a spiral manner by a conveying blade 46, so that the material is tightly conveyed to the interior of a conveying assembly 3 to be heated, a telescopic cylinder 8 is started to stretch at the moment, a movable module 11 is pushed to move towards one side close to a fixed module 5, a sliding block 9 and a movable block 10 at the moment slide on a supporting rod 6, a spring 32 is stretched, the movable module 11 and a forming block 13 seal one side of the fixed module 5 and form an injection molding cavity, a driving motor 20 is started to rotate at the moment, a guide rod 22 slides on the inner surface of the guide hole 25 under the limiting action of the guide rod 22 and the guide hole 25, further driving the screw block 21 to be in threaded connection with the inner surface of the threaded hole 24, so that the fiber block 23 is inserted into the limit groove 26, the sliding column 16 is fixed, the position of the movable module 11 is fixed, then the material heated in the material conveying component 3 is extruded into an injection molding cavity formed between the movable module 11 and the molding block 13, the material in the injection molding cavity is cooled and molded at the moment by injecting circulating water into the cooling water channel 29, after the molding, the fiber block 23 is withdrawn from the inside of the limit groove 26 by reversely rotating the driving motor 20, at the moment, the sliding column 16 slides in the arc groove 15 of the arc plate 14 by shortening the telescopic cylinder 8, and when the sliding column 16 slides to the arc position, the rotating block 19 at the output end of the telescopic cylinder 8 slides on the inner surface of the sliding groove 18 at the moment, the movable module 11 and the molding block 13 are in an inclined state, and at the same time, the electric telescopic rod 27 is started to extend, so that the injection molding piece is pushed down from the surface of the molding block 13, and the injection molding piece is quickly dropped.

The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.

Claims

1. The utility model provides a high efficiency injection molding machine, includes workstation (1), one side fixedly connected with injection cylinder (2) at workstation (1) top, the top fixedly connected with material conveying component (3) of workstation (1), a serial communication port, the surface intercommunication of material conveying component (3) has material conveying component (4), the opposite side fixedly connected with fixed mould piece (5) at workstation (1) top, one side of fixed mould piece (5) is provided with a plurality of bracing piece (6), a plurality of the surface fixedly connected with supporting seat (7) of bracing piece (6), the bottom of supporting seat (7) and the top fixedly connected with of workstation (1) are located the top sliding connection of bracing piece (6) on the surface of top, are located the below sliding connection has movable block (10) on the surface of bracing piece (6), be provided with movable block (11) between movable block (10) and the sliding block (9), one side fixedly connected with and fixed mould piece (5) interior surface phase adaptation's of piece (5) supporting seat (7), shaping piece (13) and supporting seat (17) are located on the surface phase, top (17) are located on the top of installing support (17) of workstation (1), an arc-shaped groove (15) is formed in one side of the arc-shaped plate (14), sliding columns (16) are fixedly connected to the front surface and the back surface of the movable module (11), the outer surface of each sliding column (16) is slidably connected with the inner surface of each arc-shaped groove (15), and a telescopic cylinder (8) for pushing each sliding column (16) to slide in each arc-shaped groove (15) is arranged on one side of the supporting seat (7).

2. The high-efficiency injection molding machine according to claim 1, wherein one side of the movable module (11) is fixedly connected with a mounting bracket (17), the inner surface of the mounting bracket (17) is slidably connected with a sliding groove (18), the inner surface of the sliding groove (18) is slidably connected with a rotating block (19), and the inner surface of the rotating block (19) is rotatably connected with the output end of the telescopic cylinder (8).

3. The high-efficiency injection molding machine according to claim 1, wherein two sides, far away from each other, of the arc plates (14) are fixedly connected with a driving motor (20), an output end of the driving motor (20) penetrates through the arc plates (14) and is fixedly connected with a threaded block (21), a limit groove (26) is formed in one end of the sliding column (16), a fiber block (23) is slidably connected to an inner surface of the limit groove (26), and a threaded hole (24) matched with the surface of the threaded block (21) is formed in one side of the fiber block (23).

4. A high efficiency injection molding machine according to claim 3, wherein the inner surface of the arc-shaped groove (15) is fixedly connected with a plurality of guide rods (22) on the circumferential surface of the screw block (21), a plurality of guide holes (25) are formed in one side of the fiber block (23), and the outer surface of the guide rods (22) is slidably connected with the inner surface of the guide holes (25).

5. The high-efficiency injection molding machine according to claim 1, wherein the top of the moving block (10) is fixedly connected with a supporting block (12), a blocking groove (30) matched with the supporting block (12) is formed in the bottom of the moving block (11), a spring (32) is sleeved on the surface of the supporting rod (6) below, one end of the spring (32) is fixedly connected with one side of the supporting seat (7), and the other end of the spring (32) is fixedly connected with one side of the moving block (10).

6. The high-efficiency injection molding machine according to claim 1, wherein a plurality of electric telescopic rods (27) are arranged on one side of the movable module (11), a plurality of matching holes (28) are formed in one side of the molding block (13) in a penetrating manner, and the output ends of the electric telescopic rods (27) are matched with the outer surfaces of the matching holes (28).

7. The high-efficiency injection molding machine according to claim 1, wherein a cooling water channel (29) is formed in the molding block (13), and a communicating pipe communicated with the inside of the molding block (13) is arranged on one side of the movable module (11) in a penetrating manner.

8. The high-efficiency injection molding machine according to claim 1, wherein the feeding assembly (4) comprises a feeding barrel (41) positioned on the feeding assembly (3), a servo motor (42) is fixedly connected to the top of the feeding barrel (41), the output end of the servo motor (42) penetrates through the feeding barrel (41) and is fixedly connected with a rotating shaft (43), pushing plates (44) are fixedly connected to two sides of the surface of the rotating shaft (43), feeding blades (46) are fixedly connected to the bottom end of the rotating shaft (43), and a feeding pipe (45) is arranged on the top of the feeding barrel (41) in a penetrating mode.