CN116214857B - A high-efficiency injection molding machine - Google Patents

Abstract

The invention discloses a high-efficiency injection molding machine, which comprises a workbench. An injection cylinder is fixedly connected to one side of the top of the workbench. The other side of the fixed module is fixedly connected with a fixed module, and one side of the fixed module is provided with several support rods, by setting two arc-shaped plates on the workbench, and setting an arc-shaped plate between the opposite sides of the two arc-shaped plates. slot, when the sliding column on the moving module slides to the arc surface position on the arc groove under the pulling force of the electric telescopic rod, the injection molded part can be withdrawn from the surface of the molding block by the extension of the electric telescopic rod at this time, even At this time, the injection molded part is in contact with the inner surface of the output end of the electric telescopic rod, and it can also make the injection molded part fall naturally under the action of gravity, thereby reducing the adhesion between the injection molded part and the surface of the output end of the electric telescopic rod and causing the injection molded part to fail to fall. The problem of falling, thereby improving its injection molding efficiency.

Description

A 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 technique

Injection molding machine, also known as injection molding machine or injection machine, is the main molding equipment for making thermoplastics or thermosetting plastics into various shapes of plastic products with plastic molding molds. It is divided into vertical, horizontal, and all-electric types. The injection molding function The plastic is heated and high pressure is applied to the molten plastic, causing it to shoot out and fill the mold cavity.

A Chinese patent discloses a high-efficiency injection molding machine (publication number: CN213472101U). The injection molding machine of this patent can make the mechanism box better dissipate heat, improve the heat dissipation effect inside the mechanism box, and avoid excessive heat inside the mechanism box. The problem of heat damage to the running unit can be solved, and at the same time, the effect of rapid cooling of the plastic products after molding can be achieved, which can enable the injection molding machine to perform high-efficiency injection molding of plastic products and improve the injection molding efficiency of the plastic products of the injection molding machine. However, due to the contact between the heated material and the ejector pin Contact, when the temperature is rapidly lowered, it is very likely that the injection molded part will be bonded to the end face of the push rod when the material is unloaded through the push rod, or the demoulding is slow. At this time, manual demoulding is required, which will waste a lot of time and cause Production efficiency is low.

Contents of the invention

The object of the present invention is to provide a high-efficiency injection molding machine. By setting two arc-shaped plates on the workbench and setting arc-shaped grooves between the opposite sides of the two arc-shaped plates, The elongation can push the injection molded part back from the surface of the molding block. Even if the injection molded part is in contact with the inner surface of the output end of the electric telescopic rod at this time, it can also make the injection molded part fall naturally under the action of gravity, thereby reducing the weight of the injection molded part. Bonding with the surface of the output end of the electric telescopic rod leads to the problem that the injection molded part cannot fall, thereby improving its injection molding efficiency.

The purpose of the present invention can be achieved through the following technical solutions:

A high-efficiency injection molding machine, comprising a workbench, 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 feeding assembly, and the surface of the feeding assembly is connected with a feeding assembly, The other side of the top of the workbench is fixedly connected with a fixed module, and one side of the fixed module is provided with several support rods, and the outer surfaces of the several support rods are fixedly connected with support seats, and the bottom of the support seats It is fixedly connected with the top of the workbench, a sliding block is slidably connected to the surface of the support rod located above, and a moving block is slidably connected to the surface of the support rod located below, and a moving block is arranged between the moving block and the sliding block. module, one side of the moving module is fixedly connected with a molding block that is compatible with the inner surface of the fixed module, the top of the workbench and both sides of the support rod are provided with mounting brackets, and the top of the mounting bracket is fixed An arc-shaped plate is connected, one side of the arc-shaped plate is provided with an arc-shaped groove, the front and back of the moving module are fixedly connected with a sliding column, and the outer surface of the sliding column is slidingly connected with the inner surface of the arc-shaped groove , One side of the support seat is provided with a telescopic cylinder that pushes the sliding column to slide in the arc groove.

As a further solution of the present invention: one side of the moving module is fixedly connected with a mounting bracket, the inner surface of the mounting bracket is slidably connected with a sliding groove, and the inner surface of the sliding groove is slidably connected with a rotating block, and the rotating block The inner surface of the inner surface is rotationally connected with the output end of the telescopic cylinder.

As a further solution of the present invention: a drive motor is fixedly connected to the sides of the two arc-shaped plates that are far away from each other, the output end of the drive motor passes through the arc-shaped plate and is fixedly connected to a threaded block, and one end of the sliding column A limiting groove is provided, and a fiber block is slidably connected to the inner surface of the limiting groove, and a threaded hole matching the surface of the threaded block is provided on one side of the fiber block.

As a further solution of the present invention: the inner surface of the arc-shaped groove and the peripheral surface of the threaded block are fixedly connected with several guide rods, one side of the fiber block is provided with several guide holes, and the outer surface of the guide rod The surface is in sliding connection with the inner surface of the pilot hole.

As a further solution of the present invention: the top of the moving block is fixedly connected with a support block, the bottom of the moving module is provided with a barrier groove matching the support block, and the surface of the support rod below is covered with a spring, One end of the spring is fixedly connected to one side of the support seat, and the other end of the spring is fixedly connected to one side of the moving block.

As a further solution of the present invention: one side of the moving module is provided with several electric telescopic rods, one side of the forming block is provided with several matching holes, and the output end of the electric telescopic rods and the outer surface of the matching holes Face fit.

As a further solution of the present invention: a cooling water channel is opened inside the forming block, and a communication pipe communicating with the inside of the forming block is provided through one side of the moving module.

As a further solution of the present invention: the feeding assembly includes a feeding bucket located on the feeding assembly, the top of the feeding bucket is fixedly connected with a servo motor, the output end of the servo motor runs through the feeding bucket and is fixedly connected with a rotating shaft, Both sides of the surface of the rotating shaft are fixedly connected with pushing plates, the bottom end of the rotating shaft is fixedly connected with feeding blades, and the top of the feeding barrel is provided with a feeding pipe.

Beneficial effects of the present invention:

(1) In the present invention, by setting two arc-shaped plates on the workbench and setting arc-shaped grooves between the opposite sides of the two arc-shaped plates, when the sliding column on the moving module is under the pulling force of the electric telescopic rod When sliding down to the arc surface position on the arc groove, the injection molded part can be retracted from the surface of the molding block by the extension of the electric telescopic rod at this time, even if the injection molded part at this time is connected to the inner surface of the output end of the electric telescopic rod , The injection molded part is in contact with the surface of the molding block, and it can also make the injection molded part fall quickly and naturally under the action of gravity, thereby reducing the problem that the injection molded part cannot fall due to the adhesion between the injection molded part and the output end of the electric telescopic rod. Thereby improving its injection molding efficiency.

(2) In the present invention, by setting the driving motor on one side of the arc-shaped plate, and setting a limit groove at one end of the sliding column, utilizing the threaded connection relationship between the threaded hole and the threaded block, and cooperating with the guide rod and the guide hole The sliding relationship between them can fix the position of the moving module, so as to avoid the loosening of the molding block to the inside of the injection cavity after the injection mold cavity is formed between the molding block and the fixed module, resulting in the appearance of the surface of the injection molded part. A more obvious parting line, thereby improving the quality of its product manufacturing.

(3) In the present invention, by arranging the pusher plate inside the feeding bucket, and setting the feeding blade at the bottom of the rotating shaft, it is possible to make the material, after entering the inside of the feeding bucket from the feeding pipe, be pushed by the screw of the feeding blade , can make the material enter the interior of the conveying assembly in a denser way, thereby reducing the air bubbles generated during heating, and further improving the quality of its injection molded products.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings.

Fig. 1 is the external structural representation of injection molding machine among the present invention;

Fig. 2 is a side view of the external structure of the central moving module of the present invention;

Fig. 3 is the structural enlarged view of part A in Fig. 2 of the present invention;

Fig. 4 is a schematic diagram of the internal structure of the forming block in the present invention;

Fig. 5 is a schematic diagram of the internal structure of the feeding assembly in the present invention.

In the figure: 1. Workbench; 2. Injection cylinder; 3. Conveyor assembly; 4. Feed assembly; 41. Feed barrel; 42. Servo motor; 43. Rotation shaft; 44. Push plate; 45. Feed pipe; 46. Feeding leaf; 5. Fixed module; 6. Support rod; 7. Support seat; 8. Telescopic cylinder; 9. Sliding block; 10. Moving block; 11. Moving module; 12. Supporting block; 13. Forming block; 14. Arc plate; 15. Arc groove; 16. Sliding column; 17. Mounting bracket; 18. Sliding groove; 19. Rotating block; 20. Driving motor; 21. Thread block; 22. Guide rod; 23. Fiber Block; 24, threaded hole; 25, guide hole; 26, limit groove; 27, electric telescopic rod; 28, matching hole; 29, cooling water channel; 30, barrier groove;

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Please refer to Figs. 1-5, the present invention is a high-efficiency injection molding machine, including a workbench 1, an injection cylinder 2 is fixedly connected to one side of the top of the workbench 1, and a material delivery assembly is fixedly connected to the top of the workbench 1 3. The material conveying component 3 can melt and transport the material, which is the prior art and will not be repeated here. The surface of the material conveying component 3 is connected to the feeding component 4, and the other side of the top of the workbench 1 is fixedly connected to a Fixed module 5, one side of fixed module 5 is provided with several support rods 6, and the outer surface of several support rods 6 is fixedly connected with support seat 7, and the bottom of support seat 7 is fixedly connected with the top of workbench 1, is positioned at the upper support A sliding block 9 is slidably connected to the surface of the rod 6, and a moving block 10 is slidably connected to the surface of the supporting rod 6 below, and a moving module 11 is arranged between the moving block 10 and the sliding block 9, and the top of the moving module 11 is fixed. Connecting block 31 is connected, and the outer surface of described connecting block 31 is rotatably connected with the inner surface of sliding block 9, and one side of moving module 11 is fixedly connected with the molding block 13 that is suitable for the inner surface of fixed module 5, and molding block 13 The side opposite to the fixed module 5 is provided with grooves of corresponding shapes. When the moving module 11 is in contact with the fixed module 5, an injection mold cavity is formed between the fixed module 5 and the molding block 13. The top of the workbench 1 is located at the Both sides of the support bar 6 are provided with mounting brackets 17, and the top of the mounting brackets 17 is fixedly connected with an arc-shaped plate 14, and one side of the arc-shaped plate 14 is provided with an arc-shaped groove 15, wherein a part of the arc-shaped groove 15 is an arc. The other part of the shape is a horizontal part. The arc part can make the moving module 11 in a tilted state, so as to quickly fall off under the action of gravity. The front and back of the moving module 11 are fixedly connected with sliding columns 16. When the sliding columns 16 are located in the arc When the slot 15 is in an arc shape, the moving module 11 is in an inclined state, the outer surface of the sliding column 16 is slidingly connected with the inner surface of the arc slot 15, and one side of the support seat 7 is provided with a push sliding column 16 in the arc shape. Sliding telescopic cylinder 8 in the slot 15, one side of the moving module 11 is provided with several electric telescopic rods 27, one side of the molding block 13 is provided with several matching holes 28, the output end of the electric telescopic rod 27 and the matching hole The outer surface of 28 is compatible, when sliding column 16 is in the arc-shaped part in arc-shaped groove 15, start electric telescopic rod 27 to elongate at this moment, and the molding block 13 of this moment is in inclined state, thereby reduces molding block 13 pair The supporting force of the injection molded part, it falls rapidly under the action of gravity.

In order to allow the moving module 11 to rotate, one side of the moving 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, and the inner surface of the sliding groove 18 is slidably connected with a rotating block 19. The cross-section of 18 is T-shaped setting, so that the rotation block 19 is limited, and the inner surface of the rotation block 19 is connected to the output end of the telescopic cylinder 8. When the telescopic cylinder 8 pulls the sliding column 16 on the moving module 11 in the arc groove When the arc portion in 15 slides, the turning block 19 at this moment slides in the inside of the slide groove 18 .

In order to be able to position the moving module 11, a drive motor 20 is fixedly connected to the side of the two arc-shaped plates 14 that is relatively far away, the output end of the drive motor 20 runs through the arc-shaped plate 14 and is fixedly connected to a threaded block 21, and a sliding column 16 One end of the spacer is provided with a limiting groove 26, the inner surface of the limiting groove 26 is slidingly connected with a fiber block 23, one side of the fiber block 23 is provided with a threaded hole 24 matching the surface of the threaded block 21, and the inner surface of the arc groove 15 There are several guide rods 22 on the surface and fixedly connected to the peripheral surface of the threaded block 21. One side of the fiber block 23 is provided with several guide holes 25. The outer surface of the guide rod 22 is slidingly connected with the inner surface of the guide hole 25. Through the guide The cooperation between the rod 22 and the guide hole 25 can prevent the threaded block 21 from rotating.

The top of the moving block 10 is fixedly connected with the support block 12, and the bottom of the moving module 11 is provided with a barrier groove 30 compatible with the support block 12. , used to support the moving module 11, a spring 32 is sheathed on the surface of the lower support rod 6, one end of the spring 32 is fixedly connected to one side of the support seat 7, and the other end of the spring 32 is fixed to one side of the moving block 10 connect.

The inside of the forming block 13 is provided with a cooling water channel 29, and one side of the moving module 11 is provided with a communication pipe communicating with the inside of the forming block 13, and cooling water is injected through the cooling water channel 29 to cool the material.

Please refer to Fig. 5, the feeding assembly 4 includes a feeding barrel 41 located on the feeding assembly 3, the top of the feeding barrel 41 is fixedly connected with a servo motor 42, and the output end of the servo motor 42 runs through the feeding barrel 41 and is fixedly connected with a rotating shaft 43, both sides of the surface of the rotating shaft 43 are fixedly connected with pusher plates 44, the pusher plate 44 located below is inclined and can send the material to the peripheral surface of the feeding blade 46 as much as possible, and the bottom end of the rotating shaft 43 is fixedly connected There is a feeding blade 46, which is spiral and capable of high-density conveying of materials, and a feeding pipe 45 is provided through the top of the feeding barrel 41 .

The working principle of the present invention: firstly, the material is transported from the inside of the feeding pipe 45 to the inside of the feeding barrel 41, and then the servo motor 42 is started to rotate, thereby driving the rotating shaft 43 to rotate, and further driving the pushing plate 44 to cling to the feeding The inner wall of the barrel 41, and the feeding blade 46 spirally conveys the material downward, so that the material is tightly sent to the inside of the conveying assembly 3 for heating. At this time, the telescopic cylinder 8 is started to extend, thereby pushing the moving module 11 upward Move near the side of the fixed module 5, at this time, the sliding block 9 and the moving block 10 all slide on the support rod 6, and the spring 32 is elongated, and the moving module 11 and the forming block 13 will move one side of the fixed module 5. Carry out sealing, and form the injection mold cavity, start the drive motor 20 to rotate at this moment, under the position limiting action of guide rod 22 and guide hole 25, guide rod 22 slides on the inner surface of guide hole 25, further drives thread block 21 is threaded on the inner surface of the threaded hole 24, so that the fiber block 23 is inserted into the limit groove 26, thereby fixing the sliding column 16, and fixing the position of the moving module 11, and then inserting the The heated material is extruded into the injection mold cavity formed between the movable module 11 and the molding block 13, and the circulating water is injected into the cooling water channel 29 to cool and shape the material in the injection mold cavity. At this time, the drive motor 20 is rotated in the opposite direction, so that the fiber block 23 is withdrawn from the inside of the limit groove 26. At this time, by shortening the telescopic cylinder 8, the sliding column 16 is slid in the arc groove 15 of the arc plate 14. When the sliding column 16 slides to the arc-shaped position, the rotating block 19 at the output end of the telescopic cylinder 8 slides on the inner surface of the sliding groove 18, so that the moving module 11 and the forming block 13 are in an inclined state, and at the same time start the electric telescopic rod 27 is stretched, thereby the injection molded part is pushed down from the surface of the molding block 13, thereby the injection molded part is dropped rapidly.

An embodiment of the present invention has been described in detail above, but the content described is only a preferred embodiment of the present invention, and cannot be considered as limiting the implementation scope of the present invention. All equivalent changes and improvements made according to the application scope of the present invention shall still belong to the scope covered by the patent of the present invention.

Claims (8)

1. A high-efficiency injection molding machine, comprising a workbench (1), one side of the top of the workbench (1) is fixedly connected with an injection cylinder (2), and the top of the workbench (1) is fixedly connected with a feeding cylinder The assembly (3), is characterized in that, the surface of the feeding assembly (3) is communicated with the feeding assembly (4), and the other side of the top of the workbench (1) is fixedly connected with a fixed module (5), the One side of the fixed module (5) is provided with several support rods (6), and the outer surface of several described support rods (6) is fixedly connected with support seat (7), and the bottom of described support seat (7) and working The top of the table (1) is fixedly connected, a sliding block (9) is slidably connected to the surface of the support bar (6) located above, and a moving block (10) is slidably connected to the surface of the support bar (6) located below. , a moving module (11) is arranged between the moving block (10) and the sliding block (9), and one side of the moving module (11) is fixedly connected with a molding that matches the inner surface of the fixed module (5). block (13), the top of the workbench (1) and both sides of the support rod (6) are provided with mounting brackets (17), and 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), and the front and back sides of the moving module (11) are fixedly connected with a sliding column (16), and the sliding column (16) The outer surface is slidingly connected with the inner surface of the arc groove (15), and one side of the support base (7) is provided with a telescopic cylinder (8) that pushes the sliding column (16) to slide in the arc groove (15). 2. A high-efficiency injection molding machine according to claim 1, characterized in that, one side of the moving module (11) is fixedly connected with a mounting bracket (17), and the inner surface of the mounting bracket (17) slides A sliding groove (18) is connected, 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 rotationally connected with the output end of the telescopic cylinder (8). 3. A kind of high-efficiency injection molding machine according to claim 1, characterized in that, a drive motor (20) is fixedly connected to the side of the two arc-shaped plates (14) far away from each other, and the drive motor (20) 20) the output end runs through the arc-shaped plate (14) and is fixedly connected with a threaded block (21), and one end of the sliding column (16) is provided with a limiting groove (26), and the inner surface of the limiting groove (26) The limiting block (23) is slidably connected, and a threaded hole (24) matching the surface of the threaded block (21) is opened on one side of the limiting block (23). 4. A high-efficiency injection molding machine according to claim 3, characterized in that, the inner surface of the arc-shaped groove (15) and the peripheral surface of the threaded block (21) are fixedly connected with several guide rods (22 ), one side of the limiting block (23) is provided with several guide holes (25), and the outer surface of the guide rod (22) is slidingly connected with the inner surface of the guide hole (25). 5. A high-efficiency injection molding machine according to claim 1, characterized in that, the top of the moving block (10) is fixedly connected with a support block (12), and the bottom of the moving module (11) is provided with a The support block (12) is fitted with a barrier groove (30), and a spring (32) is sheathed on the surface of the support rod (6) below, and one end of the spring (32) is connected to one end of the support seat (7). The side is fixedly connected, and the other end of the spring (32) is fixedly connected with one side of the moving block (10). 6. A high-efficiency injection molding machine according to claim 1, characterized in that, one side of the moving module (11) is provided with several electric telescopic rods (27), and one of the molding blocks (13) A number of matching holes (28) are opened through the side, and the output end of the electric telescopic rod (27) is adapted to the outer surface of the matching holes (28). 7. A high-efficiency injection molding machine according to claim 1, characterized in that a cooling channel (29) is opened inside the molding block (13), and a side of the moving module (11) is provided with a A communicating pipe that communicates with the inside of the forming block (13). 8. A high-efficiency injection molding machine according to claim 1, characterized in that, the feeding assembly (4) includes a feeding bucket (41) located on the feeding assembly (3), and the feeding bucket (41) The top of the top is fixedly connected with a servo motor (42), the output end of the servo motor (42) runs through the feeding barrel (41) and is fixedly connected with a rotating shaft (43), and both sides of the surface of the rotating shaft (43) are fixed A pusher plate (44) is connected, a feeding blade (46) is fixedly connected to the bottom end of the rotating shaft (43), and a feeding pipe (45) is provided through the top of the feeding bucket (41).