Die mechanism convenient for thread demoulding

Abstract

The utility model discloses a mold mechanism convenient for thread demoulding, which relates to the technical field of injection molds, and comprises a first mounting plate, a second mounting plate is mounted on the front side of the first mounting plate, a thread demoulding assembly is mounted in the first mounting plate, and the thread demoulding assembly is used for discharging a thread mold. The thread removing assembly comprises a first transmission gear, second transmission gears, a mounting rod and a thread head, the first transmission gear is mounted in the center of the interior of the first mounting plate, the second transmission gears are symmetrically mounted on the two sides of the first transmission gear, and the second transmission gears are meshed with the first transmission gear; the mounting rod is mounted on the front face of the second transmission gear, and the threaded head is mounted at one end of the mounting rod. The first transmission gear is driven to rotate, so that the second transmission gear rotates, the second transmission gear drives the thread head to rotate, a thread model is demoulded, and thread demoulding is quicker and more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to a mold mechanism which is convenient for thread removal. Background Art

[0002] An injection mold is a tool for producing plastic products. It is also a tool that gives plastic products a complete structure and precise size. Injection molding is a processing method used in mass production of certain parts with complex shapes.

[0003] Patent document CN220946406U discloses a thread-removing die structure. "The thread-removing die structure in the patent document is to remove threads by cooperating with the inclined top small petal, the center block and other structures, but the degree of automation of the structure is not high, it is not convenient to use, and it will affect the efficiency of the die mechanism. Utility Model Content

[0004] One purpose of the present application is to provide a mold mechanism that is convenient for thread removal, so as to solve the technical problems in the prior art that the mold structure has a low degree of automation, is inconvenient to use, and affects the efficiency of the use of the mold mechanism.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mold mechanism for convenient thread stripping, comprising a first mounting plate, a second mounting plate mounted on the front side of the first mounting plate, a thread stripping assembly mounted inside the first mounting plate, the thread stripping assembly being used to discharge the threaded mold, the thread stripping assembly comprising a first transmission gear, a second transmission gear, a mounting rod and a thread head, the first transmission gear being mounted on the inner center of the first mounting plate, the second transmission gear being symmetrically mounted on both sides of the first transmission gear, and the second transmission gear being meshed with the first transmission gear, the mounting rod being mounted on the front side of the second transmission gear, and the thread head being mounted on one end of the mounting rod.

[0006] Preferably, a connecting shell is installed on the back side of the first mounting plate, a transmission screw is installed through the back side of the connecting shell, a connecting rod is installed at one end of the transmission screw, and the connecting rod is connected to the first transmission gear.

[0007] Preferably, guide rods are symmetrically mounted on the front side of the second mounting plate.

[0008] Preferably, a mold plate is installed on the outer side of one end of the guide rod, guide holes are symmetrically opened on the back of the mold plate, and the guide holes are connected to the guide rod, injection cavities are symmetrically opened on the back of the mold plate, and a fixing plate is installed on the front of the mold plate.

[0009] Preferably, a cooling cavity is provided on the back of the mold plate, a fixed inner frame is installed on the inner wall of the cooling cavity, a water supply hole is provided on the top of the mold plate, and a drainage hole is provided on one side of the mold plate.

[0010] Preferably, a closing plate is installed inside the cooling chamber through a fixed inner frame, and a sealing ring is installed on the inner side of the closing plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, the driving device drives the transmission screw to rotate, and the connection shell moves forward and backward through the rotation of the transmission screw, and at the same time drives the connecting rod at one end to rotate. The connecting rod plays a connecting role, drives the first transmission gear to rotate, thereby rotating the second transmission gear, and the second transmission gear drives the thread head to rotate, so that the thread model is demoulded, making thread demoulding faster and more convenient.

[0013] 2. In the utility model, the closing plate is installed by bolts to close the cooling cavity. Under the action of the sealing ring, the sealing effect of the closing plate is better. Cooling water is added to the inside of the cooling cavity through the water adding hole, so as to cool the mold inside the injection cavity, so as to achieve better cooling effect of the mold and increase the use efficiency of the mold mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the connection shell structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the mold plate structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the closed plate structure of the utility model.

[0018] In the figure: 1. connecting shell; 2. transmission screw; 3. connecting rod; 4. first mounting plate; 5. first transmission gear; 6. second transmission gear; 7. mounting rod; 8. threaded head; 9. second mounting plate; 10. guide rod; 11. mold plate; 12. fixing plate; 13. injection cavity; 14. cooling cavity; 15. fixing inner frame; 16. water adding hole; 17. drainage hole; 18. guide hole; 19. closing plate; 20. sealing ring. DETAILED DESCRIPTION

[0019] 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.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1 and Figure 2 , an embodiment provided by the utility model: a mold mechanism for convenient thread removal;

[0023] It includes a first mounting plate 4 and a thread stripping assembly. A second mounting plate 9 is mounted on the front of the first mounting plate 4. A thread stripping assembly is mounted inside the first mounting plate 4. The thread stripping assembly is used to discharge the threaded mold. The thread stripping assembly includes a first transmission gear 5, a second transmission gear 6, a mounting rod 7 and a thread head 8. The first transmission gear 5 is mounted on the inner center of the first mounting plate 4. The second transmission gear 6 is symmetrically mounted on both sides of the first transmission gear 5, and the second transmission gear 6 is meshed with the first transmission gear 5. The mounting rod 7 is mounted on the front of the second transmission gear 6. The thread head 8 is mounted on one end of the mounting rod 7. A connecting shell 1 is mounted on the back of the first mounting plate 4. A transmission screw 2 is installed through the back of the connecting shell 1. A connecting rod 3 is installed at one end of the transmission screw 2, and the connecting rod 3 is connected to the first transmission gear 5. A guide rod 10 is symmetrically mounted on the front of the second mounting plate 9.

[0024] The first mounting plate 4 provides a position for installing the connecting shell 1. The connecting shell 1 is used to install the transmission screw 2. One end of the transmission screw 2 is connected to the driving device. The driving device drives the transmission screw 2 to rotate. The rotation of the transmission screw 2 causes the connecting shell 1 to move forward and backward, and at the same time drives the connecting rod 3 at one end to rotate. The connecting rod 3 plays a connecting role, driving the first transmission gear 5 to rotate, thereby rotating the second transmission gear 6. The second transmission gear 6 drives the thread head 8 to rotate, thereby demolding the thread model. The guide rod 10 slides inside the guide hole 18 to make the mold more stable during operation.

[0025] See also Figure 1 , Figure 3 and Figure 4 , an embodiment provided by the utility model: a mold mechanism for convenient thread removal;

[0026] The mold plate 11 includes a mold plate 11, one end of the guide rod 10 is provided with the mold plate 11 on the outside, the back of the mold plate 11 is symmetrically provided with guide holes 18, and the guide holes 18 are connected to the guide rod 10, the back of the mold plate 11 is symmetrically provided with injection cavities 13, the front of the mold plate 11 is provided with a fixing plate 12, the back of the mold plate 11 is provided with a cooling cavity 14, the inner wall of the cooling cavity 14 is provided with a fixing inner frame 15, the top of the mold plate 11 is provided with a water adding hole 16, one side of the mold plate 11 is provided with a drain hole 17, the interior of the cooling cavity 14 is provided with a closing plate 19 through the fixing inner frame 15, and the inner side of the closing plate 19 is provided with a sealing ring 20;

[0027] The mold plate 11 provides space for the opening of the injection cavity 13, the guide hole 18 is used to connect with the guide rod 10, the injection cavity 13 provides space for mold molding, the fixing plate 12 is used to fix the mold plate 11, the cooling cavity 14 provides space for the storage of coolant, and the closing plate 19 is installed by bolts to close the cooling cavity 14. Under the action of the sealing ring 20, the sealing effect of the closing plate 19 is better, and cooling water is added to the inside of the cooling cavity 14 through the water adding hole 16, so as to cool the mold inside the injection cavity 13, so that the cooling effect of the mold is better, and the utilization efficiency of the mold mechanism is increased, and it is discharged through the drainage hole 17 after use.

[0028] Working principle: Before using the mold mechanism, you should first check whether the mold mechanism has any problems that affect its use. First, fix the mold plate 11 in the mold mechanism through the fixing plate 12, connect the transmission screw 2 to the driving device, and drive the transmission screw 2 to rotate through the driving device, so that the inner connecting shell 1 moves toward the mold plate 11, and the threaded head 8 enters the injection cavity 13 to seal the injection cavity 13, and then add injection plastic to the injection cavity 13, and then add coolant to the cooling cavity 14 to achieve cooling of the solidified mold.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A mold mechanism for convenient thread removal, comprising a first mounting plate (4), characterized in that: A second mounting plate (9) is mounted on the front side of the first mounting plate (4); a thread stripping assembly is mounted inside the first mounting plate (4); the thread stripping assembly is used to discharge the threaded mold; the thread stripping assembly comprises a first transmission gear (5), a second transmission gear (6), a mounting rod (7) and a thread head (8); the first transmission gear (5) is mounted at the inner center of the first mounting plate (4); the second transmission gear (6) is symmetrically mounted on both sides of the first transmission gear (5), and the second transmission gear (6) is meshed with the first transmission gear (5); the mounting rod (7) is mounted on the front side of the second transmission gear (6); and the thread head (8) is mounted on one end of the mounting rod (7).

2. A mold mechanism for convenient thread removal according to claim 1, characterized in that: A connecting shell (1) is installed on the back of the first mounting plate (4), a transmission screw (2) is installed through the back of the connecting shell (1), a connecting rod (3) is installed at one end of the transmission screw (2), and the connecting rod (3) is connected to the first transmission gear (5).

3. A mold mechanism for convenient thread removal according to claim 1, characterized in that: Guide rods (10) are symmetrically mounted on the front side of the second mounting plate (9) in the upper and lower directions.

4. A mold mechanism for convenient thread removal according to claim 3, characterized in that: A mold plate (11) is installed on the outer side of one end of the guide rod (10), a guide hole (18) is symmetrically opened on the back side of the mold plate (11), and the guide hole (18) is connected to the guide rod (10), an injection cavity (13) is symmetrically opened on the back side of the mold plate (11), and a fixing plate (12) is installed on the front side of the mold plate (11).

5. A mold mechanism for convenient thread removal according to claim 4, characterized in that: A cooling cavity (14) is provided on the back of the mold plate (11), a fixed inner frame (15) is installed on the inner wall of the cooling cavity (14), a water supply hole (16) is provided on the top of the mold plate (11), and a drainage hole (17) is provided on one side of the mold plate (11).

6. A mold mechanism for convenient thread removal according to claim 5, characterized in that: A closing plate (19) is installed inside the cooling chamber (14) via a fixed inner frame (15), and a sealing ring (20) is installed on the inner side of the closing plate (19).

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