CN221677940U - Plastic injection molding mold - Google Patents

Abstract

The utility model relates to the technical field of plastic injection molding dies, and discloses a plastic injection molding die which comprises a die fixing frame; the left side of the die fixing frame is fixedly connected with a fixing frame, a traction motor is fixedly arranged on the inner wall of the fixing frame, the output end of the traction motor is fixedly connected with a screw rod, and the outer wall of the screw rod is in threaded connection with a screw block; the moving driving motor drives the rotating shaft fixedly connected with the output end to rotate, the fixed frame fixedly connected with the outer wall of the rotating shaft rotates along with the rotating shaft, the fixed rod is fixedly connected with the inner wall of the fixed frame, the limiting spring sleeved on the outer wall of the connected fixed rod pushes the connected sliding block to move, the moving sliding block slides on the outer wall of the fixed rod, the scraping plate fixedly connected on the outer wall of the sliding block slides on the inner wall of the charging barrel to fully mix processed materials, the charging barrel matched with the moving simultaneously avoids local material precipitation, and the injection gun communicated with the right end of the charging barrel is used for injecting the materials.

Description

Plastic injection molding mold

Technical Field

The utility model relates to the technical field of plastic injection molding molds, in particular to a plastic injection molding mold.

Background Art

A plastic processing method in which the plastic is plasticized in the heated barrel of the injection molding machine and then injected into the mold cavity of the closed mold by a plunger or a reciprocating screw to form a product. This method can process products with complex shapes, precise dimensions or with inserts, and has high production efficiency. Most thermoplastics and some thermosetting plastics can be processed by this method. The material used for injection molding must have good fluidity to fill the mold cavity to obtain the product. Since the 1970s, a type of injection molding with chemical reactions has emerged, called reaction injection molding, which has developed rapidly. Plastic injection molding molds are a type of mold for injection molding plastics; existing plastic injection molding molds are not convenient for the connection between the upper mold base and the lower mold base when in use, and are not convenient for demolding the mold after molding.

Disclosed is a plastic injection molding mold, with a publication number of CN209937527U, and the beneficial effects are as follows: the plastic injection molding mold can facilitate the connection between an upper mold base and a lower mold base through a provided connection mechanism, thereby facilitating plastic injection molding, and can facilitate the movement of the lower mold base in a horizontal direction through a provided moving device, thereby facilitating demoulding of the mold after molding.

The plastic injection molding mold can facilitate demoulding of the mold after molding by setting a connection mechanism. However, in actual use, there may be uneven quality of local materials and uneven quality of the molded mold. Based on this, a plastic injection molding mold is proposed.

Utility Model Content

The purpose of the utility model is to provide a plastic injection molding mold to solve the problems described in the above background technology.

To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a plastic injection molding mold, comprising a mold fixing frame, a fixing frame is fixedly connected to the left side of the mold fixing frame, a traction motor is fixedly installed on the inner wall of the fixing frame, a screw is fixedly connected to the output end of the traction motor, a screw block is threadedly connected to the outer wall of the screw, a fixing block is fixedly connected to the top of the inner wall of the mold fixing frame, a fixing cover is fixedly connected to the left side of the mold fixing frame, a driving motor is fixedly installed on the inner wall of the fixing cover, a rotating shaft is fixedly connected to the output end of the driving motor, a fixing frame is fixedly connected to the outer wall of the rotating shaft, a fixing rod is fixedly connected to the inner wall of the fixing frame, a limiting spring is sleeved on the outer wall of the fixing rod, a sliding block is slidably connected to the outer wall of the fixing rod, a scraper is fixedly connected to the outer wall of the sliding block, a barrel is fixedly connected to the bottom of the screw block, and an injection gun is connected to the right end of the screw block.

Preferably, the screw rod is rotatably connected to the left side of the fixing block, and the screw block is slidably connected to the top of the inner wall of the mold fixing frame.

Preferably, the sliding block is slidably connected to the inner wall of the fixed frame, and the scraper is slidably connected to the inner wall of the barrel.

Preferably, the upper and lower sections of the right inner wall of the mold fixing frame are fixedly connected with a mounting block, the inner side of the mounting block is fixedly connected with a fixed mold fixing seat, the left end of the fixed mold fixing seat is fixedly connected with a guide column, the outer end of the guide column is fixedly connected with a movable mold fixing plate, and the movable mold plate is fixedly installed on the right side of the movable mold fixing plate.

Preferably, a reset rod is slidably connected to the inner wall of the limiting sliding hole of the fixed mold fixing seat, a reset spring is sleeved on the outer wall of the right section of the reset rod, the left end of the reset rod is fixedly connected to the fixed mold plate, and a stop block is slidably connected to the inner wall of the fixed mold fixing seat.

Preferably, the movable mold fixing plate and the movable mold plate are connected to each other and an injection port is provided.

The utility model provides a plastic injection molding mold. The plastic injection molding mold has the following beneficial effects:

1. The plastic injection molding mold, the running drive motor drives the rotating shaft fixedly connected to the output end to rotate, and the fixed frame fixedly connected to the outer wall of the rotating shaft rotates accordingly, a fixed rod is fixedly connected to the inner wall of the fixed frame, and the limit spring sleeved on the outer wall of the connected fixed rod pushes the connected sliding block to move, the moving sliding block slides on the outer wall of the fixed rod, and the scraper fixedly connected to the outer wall of the sliding block slides on the inner wall of the barrel to fully mix the processed materials, and at the same time cooperate with the moving barrel to avoid local material precipitation, and inject the materials through the injection gun connected to the right end of the barrel.

2. The plastic injection molding mold has a movable mold plate fixedly connected to the right side of the movable mold fixing plate, an injection port is provided in the movable mold fixing plate and the movable mold plate, which is convenient for the injection of molten materials, a reset rod is slidably connected to the inner wall of the limiting hole of the fixed mold fixing seat, a reset spring is sleeved on the outer wall of the connected reset rod, a fixed mold plate is fixedly connected to the left end of the reset rod, and the connected fixed mold fixing seat is provided with a limiting sliding groove, which abuts against the connected abutting block, so that the connected fixed mold plate pushes the material accordingly, the connected reset spring is compressed, and the abutting abutting block is released, which is convenient for resetting the fixed mold plate.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a three-dimensional schematic diagram of the structure of the utility model;

Figure 2 is a front view of the structure of the utility model;

Figure 3 is a schematic diagram of the oblique side of the structure of the utility model;

FIG4 is a schematic side view of the structure of the utility model;

Figure 5 is a partial cross-sectional schematic diagram of the structure of the utility model;

FIG6 is a partially enlarged schematic diagram of the structure of the utility model.

In the figure: 1. mold fixing frame; 2. fixing frame; 3. fixing cover; 4. traction motor; 5. screw; 6. screw block; 7. fixing block; 8. barrel; 9. injection gun; 10. driving motor; 11. rotating shaft; 12. fixing frame; 13. fixing rod; 14. limiting spring; 15. sliding block; 16. scraper; 17. mounting block; 18. fixed mold fixing seat; 19. guide column; 20. movable mold fixing plate; 21. movable mold plate; 22. reset rod; 23. reset spring; 24. fixed mold plate; 25. stop block.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Embodiment 1:

A preferred embodiment of a plastic injection molding mold provided by the utility model is shown in Figures 1 to 6: a plastic injection molding mold, including a mold fixing frame 1, a fixing frame 2 is fixedly connected to the left side of the mold fixing frame 1, a traction motor 4 is fixedly installed on the inner wall of the fixing frame 2, a screw 5 is fixedly connected to the output end of the traction motor 4, a screw block 6 is threadedly connected to the outer wall of the screw 5, a fixing block 7 is fixedly connected to the top of the inner wall of the mold fixing frame 1, a fixing cover 3 is fixedly connected to the left side of the mold fixing frame 1, a driving motor 10 is fixedly installed on the inner wall of the fixing cover 3, a rotating shaft 11 is fixedly connected to the output end of the driving motor 10, a fixing frame 12 is fixedly connected to the outer wall of the rotating shaft 11, a fixing rod 13 is fixedly connected to the inner wall of the fixing frame 12, a limiting spring 14 is sleeved on the outer wall of the fixing rod 13, a sliding block 15 is slidably connected to the outer wall of the fixing rod 13, a scraper 16 is fixedly connected to the outer wall of the sliding block 15, a barrel 8 is fixedly connected to the bottom of the screw block 6, and an injection gun 9 is connected to the right end of the screw block 6.

Specifically, the above technical solution is that a fixing frame 2 is fixedly connected to the outer wall of the left side of the connected mold fixing frame 1, a traction motor 4 is fixedly installed on the inner wall of the fixing frame 2, and a screw 5 fixedly connected to the output end of the traction motor 4 rotates, driving a screw block 6 connected to the outer wall thread to move, and the moving screw block 6 slides on the top of the inner wall of the mold fixing frame 1, and the barrel 8 fixedly connected to the bottom of the screw block 6 moves accordingly, and a fixing cover 3 is fixedly connected to the left side of the mold fixing frame 1, and a driving motor 10 is fixedly installed on the inner wall of the fixing cover 3. The running driving motor 10 drives the output end fixedly connected The rotating shaft 11 rotates, and the fixed frame 12 fixedly connected to the outer wall of the rotating shaft 11 rotates accordingly. A fixed rod 13 is fixedly connected to the inner wall of the fixed frame 12. The limit spring 14 sleeved on the outer wall of the connected fixed rod 13 pushes the connected sliding block 15 to move. The moving sliding block 15 slides on the outer wall of the fixed rod 13, and the scraper 16 fixedly connected to the outer wall of the sliding block 15 slides on the inner wall of the barrel 8 to fully mix the processed materials. At the same time, it cooperates with the moving barrel 8 to avoid local material precipitation, and the injection gun 9 arranged at the right end of the barrel 8 is used to inject the material.

Furthermore, the screw rod 5 is rotatably connected to the left side of the fixed block 7, and the screw block 6 is slidably connected to the top of the inner wall of the mold fixing frame 1; the sliding block 15 is slidably connected to the inner wall of the fixed frame 12, and the scraper 16 is slidably connected to the inner wall of the barrel 8.

Among them, the barrel 8 fixedly connected to the bottom of the screw block 6 moves accordingly, and a fixed cover 3 is fixedly connected to the left side of the mold fixing frame 1. A driving motor 10 is fixedly installed on the inner wall of the fixed cover 3. The running driving motor 10 drives the rotating shaft 11 fixedly connected to the output end to rotate.

Embodiment 2:

On the basis of the first embodiment, a preferred embodiment of a plastic injection molding mold provided by the utility model is shown in Figures 1 to 6: the upper and lower sections of the inner wall on the right side of the mold fixing frame 1 are fixedly connected with a mounting block 17, the inner side of the mounting block 17 is fixedly connected with a fixed mold fixing seat 18, the left end of the fixed mold fixing seat 18 is fixedly connected with a guide column 19, the outer end of the guide column 19 is fixedly connected with a movable mold fixing plate 20, and the right side of the movable mold fixing plate 20 is fixedly installed with a movable mold plate 21; the inner wall of the limiting sliding hole opened in the fixed mold fixing seat 18 is slidably connected with a reset rod 22, the outer wall of the right section of the reset rod 22 is sleeved with a reset spring 23, the left end of the reset rod 22 is fixedly connected with a fixed mold plate 24, and the inner wall of the fixed mold fixing seat 18 is slidably connected with a stop block 25.

Specifically, the above technical scheme comprises: a mounting block 17 is fixedly connected to the inner wall on the right side of the mold fixing frame 1; a fixed mold fixing seat 18 is fixedly connected to the inner side of the connected mounting block 17; a movable mold fixing plate 20 is fixedly connected to the outer end of a guide column 19 fixedly installed on the left side of the connected fixed mold fixing seat 18; a movable mold plate 21 is fixedly connected to the right side of the movable mold fixing plate 20; an injection port is provided in the communication between the movable mold fixing plate 20 and the movable mold plate 21 for facilitating the injection of molten material; a reset rod 22 is slidably connected to the inner wall of the limiting hole of the fixed mold fixing seat 18 for slidably connecting; a reset spring 23 is sleeved on the outer wall of the connected reset rod 22; a fixed mold plate 24 is fixedly connected to the left end of the reset rod 22; a limited sliding groove is provided on the connected fixed mold fixing seat 18, and abutting against a resisting block 25 is movably connected, so that the connected fixed mold plate 24 performs material ejection accordingly; the connected reset spring 23 is compressed, and the resisting block 25 is released, so as to facilitate the resetting of the fixed mold plate 24.

Furthermore, the movable mold fixing plate 20 and the movable mold plate 21 are connected to each other and an injection port is provided.

Among them, a movable mold plate 21 is fixedly connected to the right side of the movable mold fixing plate 20, and an injection port is arranged in the movable mold fixing plate 20 and the movable mold plate 21 to facilitate the injection of molten material. A reset rod 22 is slidably connected to the inner wall of the limiting hole of the fixed mold fixing seat 18, and a reset spring 23 is sleeved on the outer wall of the connected reset rod 22. A fixed mold plate 24 is fixedly connected to the left end of the reset rod 22, and the connected fixed mold fixing seat 18 is provided with a limiting slide groove, which abuts against the connected abutment block 25, so that the connected fixed mold plate 24 can push the material accordingly.

It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims (6)

1. Plastic injection molding mould, including mould mount (1), its characterized in that: the injection gun comprises a die fixing frame (1), wherein a fixing frame (2) is fixedly connected to the left side of the die fixing frame (1), a traction motor (4) is fixedly mounted on the inner wall of the fixing frame (2), a screw rod (5) is fixedly connected to the output end of the traction motor (4), a screw block (6) is connected to the outer wall of the screw rod (5) in a threaded mode, a fixed block (7) is fixedly connected to the top of the inner wall of the die fixing frame (1), a fixed cover (3) is fixedly connected to the left side of the die fixing frame (1), a driving motor (10) is fixedly mounted on the inner wall of the fixed cover (3), a rotating shaft (11) is fixedly connected to the output end of the driving motor (10), a fixed frame (12) is fixedly connected to the outer wall of the rotating shaft (11), a fixed rod (13) is fixedly connected to the inner wall of the fixed frame (12), a limiting spring (14) is sleeved on the outer wall of the fixed rod (13), a sliding block (15) is connected to the outer wall of the fixed block (15), a scraping plate (16) is fixedly connected to the outer wall of the sliding block, a feed cylinder (8) is fixedly connected to the bottom of the screw block (6), and the right end of the screw block (6) is communicated with an injection gun body (9).

2. A plastic injection molding die as claimed in claim 1, wherein: the screw (5) is rotationally connected to the left side of the fixed block (7), and the screw block (6) is slidably connected to the top of the inner wall of the die fixing frame (1).

3. A plastic injection molding die as claimed in claim 1, wherein: the sliding block (15) is connected to the inner wall of the fixed frame (12) in a sliding mode, and the scraping plate (16) is connected to the inner wall of the charging barrel (8) in a sliding mode.

4. A plastic injection molding die as claimed in claim 1, wherein: the die fixing frame is characterized in that the upper section and the lower section of the right side inner wall of the die fixing frame (1) are fixedly connected with mounting blocks (17), the inner sides of the mounting blocks (17) are fixedly connected with fixed die fixing seats (18), the left ends of the fixed die fixing seats (18) are fixedly connected with guide posts (19), the outer ends of the guide posts (19) are fixedly connected with movable die fixing plates (20), and movable die plates (21) are fixedly arranged on the right sides of the movable die fixing plates (20).

5. A plastic injection molding die as defined in claim 4, wherein: the fixed die fixing seat (18) is provided with a limiting sliding hole, the inner wall of the limiting sliding hole is slidably connected with a reset rod (22), the outer wall of the right section of the reset rod (22) is sleeved with a reset spring (23), the left end of the reset rod (22) is fixedly connected with a fixed die plate (24), and the inner wall of the fixed die fixing seat (18) is slidably connected with a supporting block (25).

6. A plastic injection molding die as defined in claim 4, wherein: the movable die fixing plate (20) and the movable die plate (21) are communicated and provided with injection ports.