Injection mold convenient to disassemble and assemble

Abstract

The utility model discloses an injection mold convenient to disassemble and assemble, relates to the technical field of injection molds, and aims to solve the problems that an existing injection mold only can be used for disassembling an upper mold base and a lower mold base, the detachable degree is low, and the injection mold is inconvenient to overhaul and maintain, the injection mold comprises an upper mold plate and a lower mold plate, and the upper mold base is arranged at the lower end of the upper mold plate; the upper die base and the upper die plate are of an integrated structure, an assembling square groove is formed in the center of the upper end of the lower die plate, four guide columns are arranged outside the assembling square groove, and the four guide columns and the lower die plate are of an integrated structure. The injection mold further comprises a base plate, the base plate is installed in the assembling square groove, a lower mold base is arranged at the upper end of the base plate, the lower mold base and the base plate are of an integrated structure, an inner mold cavity is formed in the lower mold base, an injection molding pipeline is arranged in the center of the inner mold cavity, and the injection molding pipeline and the lower mold plate are of an integrated structure.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to an injection mold which is easy to assemble and disassemble. 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 dimensions. In order to facilitate inspection and maintenance during use, the injection mold needs to be disassembled and assembled regularly.

[0003] For example, the announcement number is: CN212736891U (named as an injection mold that is easy to disassemble and assemble), which includes a bottom plate, a first threaded groove is opened at the four corners of the top of the bottom plate, a top plate is arranged on the top of the bottom plate, support rods are arranged at the four corners of the top of the top plate, card slots are opened at the two sides of the top of the bottom plate, grooves are opened on the opposite sides of the two card slots inside the bottom plate, sliding grooves are opened at the top and bottom of the grooves inside the bottom plate, a first mounting plate is arranged at the center of the top of the bottom plate, a lower mold base is fixedly installed on the top of the first mounting plate, and the bottom of the first mounting plate is fixed at the two sides. A card plate is connected, the bottom of which passes through the interior of the card slot and contacts with the inner wall of the card slot, a third threaded groove is provided at the center of the bottom of the card plate, a limiting groove is provided at the center of the card plate, a slider is provided inside the groove, the top and bottom of the slider respectively pass through the interior of the two slide grooves and contact with the inner walls of the slide grooves, and the design of the slide groove, slider, card slot, card plate, limiting plate, limiting groove, first mounting plate and second mounting bolt can facilitate the user to disassemble the lower die base, thereby replacing and repairing the lower die base, and at the same time, when installing the lower die base, the lower die base can be effectively installed and fixed, which is convenient for the user to use.

[0004] The above-mentioned injection mold can only disassemble the upper and lower mold bases, and the degree of disassembly is low, which leads to the problem that the inspection and maintenance of the injection mold is relatively inconvenient. Therefore, we provide an injection mold that is easy to disassemble and assemble. Utility Model Content

[0005] The purpose of the utility model is to provide an injection mold that is easy to disassemble and assemble, so as to solve the problem that the existing injection mold proposed in the above background technology can only disassemble the upper and lower mold bases, the degree of disassembly is low, and the inspection and maintenance of the injection mold is relatively inconvenient.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an injection mold that is easy to disassemble and assemble, comprising an upper mold plate and a lower mold plate, an upper mold base is arranged at the lower end of the upper mold plate, the upper mold base and the upper mold plate are an integrated structure, an assembly square groove is arranged at the center position of the upper end of the lower mold plate, four guide columns are arranged outside the assembly square groove, and the four guide columns are an integrated structure with the lower mold plate;

[0007] Also includes:

[0008] A base plate is installed inside the assembly square groove, and a lower mold base is provided at the upper end of the base plate, the lower mold base and the base plate are an integrated structure, and an inner mold cavity is provided inside the lower mold base, an injection molding pipe is provided at the center of the inner mold cavity, and the injection molding pipe and the lower mold plate are an integrated structure;

[0009] A movable carrier plate is arranged in the internal empty groove of the lower mold base, two movable carrier plates are arranged, and two push rods are arranged at the upper ends of the two movable carrier plates, and a top plate is arranged at the upper ends of the push rods, and the top plate and the push rods are an integrated structure, and the push rods and the top plate penetrate and extend into the inner mold cavity, and a combination groove is arranged on the front end surfaces of the two movable carrier plates, and a filling block is fixedly arranged inside the two combination grooves by screws, and a handle rod is welded on the front end surface of the filling block, and an inner through hole is arranged at the center position of the two movable carrier plates, and the two movable carrier plates are movably connected with the injection pipe sleeve through the inner through hole;

[0010] An anti-slip disk is arranged at the upper end of the guide column. The anti-slip disk and the guide column are an integrated structure. A sleeve column is arranged outside the guide column, and a sleeve groove is arranged inside the sleeve column. The sleeve column is sleeved and movably connected with the guide column through the sleeve groove.

[0011] The electromagnet is embedded in the inner wall of the assembling square groove, and a switch button is arranged on the front end surface of the lower template, and the output end of the switch button is electrically connected to the input end of the electromagnet.

[0012] Preferably, a through column is provided on the top of the sleeve column, the through column and the sleeve column are an integrated structure, the sleeve column is connected to the upper template through the through column, a threaded top is welded on the top of the sleeve column, and a threaded sleeve cover is installed on the outside of the threaded top.

[0013] Preferably, a threaded joint is welded to the bottom of the push rod, a threaded hole is provided at the connection position between the threaded joint and the movable carrier plate, and the threaded hole and the movable carrier plate are an integral structure.

[0014] Preferably, an electrical plug is provided on the input end of the switch button, and an output end of the electrical plug is electrically connected to the input end of the switch button.

[0015] Preferably, a limiting through hole is provided at the connecting position between the guide column and the sleeve groove, the limiting through hole is connected to the inside of the sleeve groove, and the size of the anti-slip disk is larger than the diameter of the limiting through hole.

[0016] Preferably, a hydraulic connection groove is provided at the top center position of the upper template, and the hydraulic connection groove and the upper template are an integral structure.

[0017] Preferably, mounting holes are provided on both sides of the assembly square groove, and the two mounting holes are an integral structure with the lower template.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The utility model comprises two movable carrier plates, a push rod, a push plate, a filling block and a handle bar to form an ejection mechanism of an injection mold. The ejection mechanism is detachable. The push rod is correspondingly connected to the threaded connection hole through a threaded joint. The two movable carrier plates are assembled and fixed by installing the filling block inside the combination groove. The assembly and disassembly are convenient, which overcomes the problem that the existing injection mold can only disassemble the upper and lower mold bases, and the degree of disassembly is low, which makes the inspection and maintenance of the injection mold inconvenient.

[0020] 2. The socket column is connected to the upper template through the through column, and the threaded sleeve cover is fixedly connected to the socket column through the threaded top head, so as to fix the upper template to improve stability and facilitate disassembly. The upper mold base and the upper template are an integrated structure. The upper mold base can be removed together with the upper template. The lower mold base and the base plate are an integrated structure. The base plate is installed inside the assembly square groove. The power plug is connected to the power supply, and the power supply start and stop are controlled by the switch button to power the electromagnet. After the electromagnet is energized, magnetic force is generated, so that the base plate is adsorbed and fixed inside the assembly square groove, which is easy to disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of the injection mold that is easy to disassemble and assemble of the utility model;

[0022] Figure 2 This is a schematic diagram of the overall internal structure of the injection mold that is easy to disassemble and assemble of the utility model;

[0023] Figure 3 This is a schematic diagram of the internal structure of the lower template of the utility model;

[0024] Figure 4 This is a schematic diagram of the structure of the movable carrier plate of the utility model;

[0025] In the figure: 1. upper template; 2. lower template; 3. socket column; 4. guide column; 5. threaded sleeve cover; 6. hydraulic connection groove; 7. upper mold base; 8. lower mold base; 9. mounting hole; 10. inner mold cavity; 11. switch button; 12. power plug; 13. socket groove; 14. through column; 15. threaded top head; 16. limit perforation; 17. anti-slip disk; 18. assembly square groove; 19. base plate; 20. movable carrier plate; 21. injection pipe; 22. electromagnet; 23. ejector rod; 24. ejector plate; 25. inner perforation; 26. combination groove; 27. filling block; 28. handle bar; 29. ​​threaded connection hole; 30. threaded joint. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] See also Figure 1-4 The utility model provides an embodiment: an injection mold that is easy to disassemble and assemble, including an upper mold plate 1 and a lower mold plate 2, an upper mold base 7 is provided at the lower end of the upper mold plate 1, and the upper mold base 7 and the upper mold plate 1 are an integral structure, an assembly square groove 18 is provided at the center position of the upper end of the lower mold plate 2, and four guide columns 4 are provided outside the assembly square groove 18, and the four guide columns 4 are all an integral structure with the lower mold plate 2;

[0028] Also includes:

[0029] A base plate 19 is installed inside the assembly square groove 18, and a lower mold base 8 is provided at the upper end of the base plate 19, the lower mold base 8 and the base plate 19 are an integral structure, and an inner mold cavity 10 is provided inside the lower mold base 8, and an injection molding pipe 21 is provided at the center of the inner mold cavity 10, and the injection molding pipe 21 and the lower mold plate 2 are an integral structure;

[0030] A movable carrier plate 20 is arranged in the inner hollow groove of the lower mold base 8. Two movable carrier plates 20 are provided, and two push rods 23 are provided at the upper ends of the two movable carrier plates 20. A top plate 24 is provided at the upper ends of the push rods 23. The top plate 24 and the push rods 23 are an integral structure. The push rods 23 and the top plate 24 penetrate and extend into the inner mold cavity 10. A combination groove 26 is provided on the front end surfaces of the two movable carrier plates 20. Filling blocks 27 are fixedly provided inside the two combination grooves 26 by screws. A handle bar 28 is welded on the front end surface of the filling block 27. An inner through hole 25 is provided at the center position of the two movable carrier plates 20. The two movable carrier plates 20 are sleeved and movably connected with the injection pipe 21 through the inner through hole 25.

[0031] The anti-slip disc 17 is arranged at the upper end of the guide column 4. The anti-slip disc 17 and the guide column 4 are an integrated structure. The guide column 4 is provided with a sleeve column 3 on the outside. The sleeve column 3 is provided with a sleeve groove 13 on the inside. The sleeve column 3 is sleeved and movably connected with the guide column 4 through the sleeve groove 13.

[0032] The electromagnet 22 is embedded in the inner wall of the assembly square groove 18 , and a switch button 11 is provided on the front end surface of the lower template 2 , and the output end of the switch button 11 is electrically connected to the input end of the electromagnet 22 .

[0033] When in use, the sleeve column is connected to the upper template through the through column, and the threaded sleeve cover is fixedly connected to the sleeve column through the threaded top head, so as to fix the upper template to improve stability and facilitate disassembly. The upper mold base and the upper template are an integrated structure, and the upper mold base can be removed together with the upper template. The lower mold base and the base plate are an integrated structure, and the base plate is installed inside the assembly square groove. The power plug is connected to the power, and the power supply is started and stopped by the switch button, so as to power the electromagnet. After the electromagnet is energized, it generates magnetic force, so that the base plate is adsorbed and fixed inside the assembly square groove, which is convenient for disassembly.

[0034] See also Figure 2 A through column 14 is arranged on the top of the sleeve column 3. The through column 14 and the sleeve column 3 are an integral structure. The sleeve column 3 is connected with the upper template 1 through the through column 14. A threaded top 15 is welded on the top of the sleeve column 3. A threaded sleeve cover 5 is installed on the outside of the threaded top 15. The through column 14 arranged on the top of the sleeve column 3 plays the role of penetrating the upper template 1.

[0035] See also Figure 4 A threaded joint 30 is welded at the bottom of the push rod 23, and a threaded hole 29 is provided at the connection position between the threaded joint 30 and the movable carrier plate 20. The threaded hole 29 and the movable carrier plate 20 are an integral structure. The threaded joint 30 welded at the bottom of the push rod 23 plays a role of corresponding connection with the threaded hole 29.

[0036] See also Figure 1 The input end of the switch button 11 is provided with a power plug 12, and the output end of the power plug 12 is electrically connected to the input end of the switch button 11. The power plug 12 provided on the input end of the switch button 11 acts as an external power source.

[0037] See also Figure 2 A limiting perforation 16 is provided at the connecting position between the guide column 4 and the sleeve groove 13. The limiting perforation 16 is connected to the inside of the sleeve groove 13. The size of the anti-slip disk 17 is larger than the diameter of the limiting perforation 16. The limiting perforation 16 provided at the connecting position between the guide column 4 and the sleeve groove 13 serves to facilitate the movable connection of the guide column 4.

[0038] See also Figure 1 A hydraulic connecting groove 6 is arranged at the top center position of the upper template 1. The hydraulic connecting groove 6 and the upper template 1 are an integral structure. The hydraulic connecting groove 6 arranged at the top center position of the upper template 1 plays a role in assisting the connection of the hydraulic drive mechanism.

[0039] See also Figure 1 Both sides of the assembly square groove 18 are provided with mounting holes 9, and the two mounting holes 9 are an integral structure with the lower template 2. The mounting holes 9 provided on both sides of the assembly square groove 18 serve to facilitate the fixed installation of the injection mold.

[0040] Working principle: When in use, the sleeve column 3 is connected with the upper template 1 through the through column 14, and the threaded sleeve cover 5 is fixedly connected with the sleeve column 3 through the threaded head 15, so as to fix the upper template 1 to improve stability and facilitate disassembly. The upper mold base 7 and the upper template 1 are an integrated structure. The upper mold base 7 can be disassembled together with the upper template 1. The lower mold base 8 and the base plate 19 are an integrated structure. The base plate 19 is installed inside the assembly square groove 18. The power plug 12 is connected to the power supply, and the power supply start and stop are controlled by the switch button 11, so as to supply power to the electromagnet 22. After the electromagnet 22 is powered, it generates magnetic force, so as to The base plate 19 is adsorbed and fixed inside the assembly square groove 18, which is convenient for disassembly. The two movable carrier plates 20, the ejector rod 23, the ejector plate 24, the filling block 27 and the handle rod 28 constitute the ejection mechanism of the injection mold. The ejection mechanism is detachable. The ejector rod 23 is correspondingly connected to the threaded connection hole 29 through a threaded joint 30. The two movable carrier plates 20 are assembled and fixed by installing the filling block 27 inside the combination groove 26. The movable carrier plates 20 are driven to move up and down by grabbing the handle rod 28, so as to facilitate the ejection of the material after injection molding, and complete the use of the injection mold that is easy to disassemble and assemble.

[0041] 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 essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, 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 be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An injection mold that is easy to disassemble and assemble, comprising an upper mold plate (1) and a lower mold plate (2), wherein an upper mold base (7) is arranged at the lower end of the upper mold plate (1), and the upper mold base (7) and the upper mold plate (1) are an integral structure, and an assembly square groove (18) is arranged at the center position of the upper end of the lower mold plate (2), and four guide columns (4) are arranged outside the assembly square groove (18), and the four guide columns (4) are all an integral structure with the lower mold plate (2); Features: Also includes: A base plate (19) is installed inside the assembly square groove (18), and a lower mold base (8) is arranged at the upper end of the base plate (19), the lower mold base (8) and the base plate (19) are an integral structure, and an inner mold cavity (10) is arranged inside the lower mold base (8), an injection molding pipe (21) is arranged at the center position of the inner mold cavity (10), and the injection molding pipe (21) and the lower mold plate (2) are an integral structure; A movable carrier plate (20) is arranged in an internal hollow groove of the lower mold base (8), two movable carrier plates (20) are arranged, and two push rods (23) are arranged at the upper ends of the two movable carrier plates (20), and a top plate (24) is arranged at the upper ends of the push rods (23), and the top plate (24) and the push rods (23) are an integrated structure, and the push rods (23) and the top plate (24) penetrate and extend into the interior of the inner mold cavity (10), and a combination groove (26) is arranged on the front end surfaces of the two movable carrier plates (20), and a filling block (27) is fixedly arranged inside the two combination grooves (26) by screws, and a handle rod (28) is welded on the front end surface of the filling block (27), and an inner through hole (25) is arranged at the center position of the two movable carrier plates (20), and the two movable carrier plates (20) are sleeved and movably connected with the injection pipe (21) through the inner through hole (25); An anti-slip disk (17) is arranged at the upper end of the guide column (4); the anti-slip disk (17) and the guide column (4) are an integrated structure; a sleeve column (3) is arranged outside the guide column (4); a sleeve groove (13) is arranged inside the sleeve column (3); the sleeve column (3) is sleeved and movably connected to the guide column (4) through the sleeve groove (13); The electromagnet (22) is embedded in the inner wall of the assembly square groove (18), and a switch button (11) is arranged on the front end surface of the lower template (2), and the output end of the switch button (11) is electrically connected to the input end of the electromagnet (22).

2. The injection mold that is easy to disassemble and assemble according to claim 1, characterized in that: A through column (14) is arranged at the top of the sleeve column (3), the through column (14) and the sleeve column (3) are an integrated structure, the sleeve column (3) is connected to the upper template (1) through the through column (14), a threaded top head (15) is welded at the top of the sleeve column (3), and a threaded sleeve cover (5) is installed outside the threaded top head (15).

3. The injection mold that is easy to disassemble and assemble according to claim 1, characterized in that: A threaded joint (30) is welded to the bottom of the push rod (23), and a threaded hole (29) is provided at the connection position between the threaded joint (30) and the movable carrier plate (20), and the threaded hole (29) and the movable carrier plate (20) are an integral structure.

4. The easily disassembled injection mold according to claim 1, characterized in that: An electrical plug (12) is provided on the input end of the switch button (11), and an output end of the electrical plug (12) is electrically connected to the input end of the switch button (11).

5. The easily disassembled injection mold according to claim 1, characterized in that: A limit hole (16) is provided at the connecting position between the guide column (4) and the sleeve groove (13), the limit hole (16) is connected to the inside of the sleeve groove (13), and the size of the anti-slip disc (17) is larger than the diameter of the limit hole (16).

6. The easily disassembled injection mold according to claim 1, characterized in that: A hydraulic connection groove (6) is provided at the top center position of the upper template (1), and the hydraulic connection groove (6) and the upper template (1) are an integral structure.

7. The easily disassembled injection mold according to claim 1, characterized in that: Mounting holes (9) are provided on both sides of the assembly square groove (18), and the two mounting holes (9) and the lower template (2) are an integral structure.

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