Injection molding composite die

Abstract

The utility model relates to the technical field of mold equipment, and discloses an injection molding composite mold which comprises a base, the upper end of the base is fixedly connected with a lower mold, an upper mold is arranged above the lower mold, the lower end of the upper mold is fixedly connected with left and right opposite mounting blocks, and clamping grooves are formed in the outer walls of the front ends of the mounting blocks. Mounting grooves which are opposite left and right are formed in the outer wall of the upper end of the lower mold, the mounting blocks are connected with the mounting grooves in a clamped mode, through grooves are formed in the inner walls of the rear ends of the mounting grooves, clamping rods are slidably connected into the through grooves, the clamping rods are connected with the clamping grooves in a clamped mode, and connecting rods are fixedly connected to the rear ends of the clamping rods; and a spring is arranged on the outer side of the connecting rod. Through the cooperation of the mounting block, the clamping groove, the mounting groove, the through groove, the clamping rod, the connecting rod, the spring, the mounting plate and the pull block, the effect of quickly disassembling the composite mold is achieved, so that the composite mold is conveniently and timely replaced, and normal injection molding work is not influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of mold equipment, in particular to an injection molding composite mold. Background Art

[0002] Injection molding is a method of producing industrial products. It uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting materials. The advantages of injection molding are fast production speed, high efficiency, automated operation, a wide variety of colors and patterns, shapes from simple to complex, sizes from large to small, and precise product dimensions. The product is easy to update and can be made into parts with complex shapes. The injection molding process requires the use of composite molds.

[0003] The existing composite injection molds are generally fixed and connected by bolts. When the mold needs to be replaced after long-term use, it is troublesome to disassemble and assemble, which reduces the injection molding efficiency. In addition, after the injection molding is completed, it is often inconvenient to remove the finished product from the mold, wasting the precious time of the staff. Utility Model Content

[0004] The purpose of the utility model is to provide an injection molding composite mold to solve the problem that the existing injection molding composite molds mentioned in the above background technology are generally fixedly connected by bolts to various parts, and when the mold needs to be replaced after long-term use, it is troublesome to disassemble and assemble, which reduces the injection molding efficiency; after the injection molding is completed, it is often inconvenient to remove the finished product from the mold, wasting the valuable time of the staff.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an injection molding composite mold comprises a base, the upper end of the base is fixedly connected to the lower mold, the upper mold is arranged above the lower mold, the lower end of the upper mold is fixedly connected to the left and right mounting blocks, the front end outer wall of the mounting block is provided with a slot, the upper end outer wall of the lower mold is provided with left and right mounting slots opposite to each other, the mounting block is clamped and connected with the mounting slot, the rear end inner wall of the mounting slot is provided with a through slot, a clamping rod is slidably connected in the through slot, the clamping rod is clamped and connected with the clamping slot, the rear end of the clamping rod is fixedly connected with a connecting rod, a spring is arranged on the outside of the connecting rod, two ends of the spring are respectively fixedly connected to the rear end of the clamping rod and the rear end inner wall of the through slot, the connecting rod is slidably connected to the inside of the lower mold, a mounting plate is arranged on the front side of the lower mold, the mounting plate is fixedly connected to the rear end of the connecting rod, and a pulling block is fixedly connected to the middle part of the front end of the mounting plate.

[0006] Furthermore, through holes are provided at the four corners of the inner wall at the bottom end of the lower mold, and ejector columns are fitted in the through holes, and the lower end of the ejector column is fixedly connected to a fixing plate, and the upper end of the fixing plate is fixedly connected to left and right opposing linkage rods, and the linkage rod is slidably connected to the base, and a support plate 1 is fixedly connected to the left side of the upper end of the base, and a servo motor is fixedly connected to the upper side of the rear end of the support plate 1, and a rotating rod is fixedly connected to the output end of the servo motor, and a gear is fixedly connected to the front end of the rotating rod, and a rack plate is fixedly connected to the upper side of the rear end of the linkage rod on the left side, and the gear is meshingly connected to the rack plate.

[0007] Furthermore, the rotating rod is rotatably connected to an upper side of a front end of the supporting plate.

[0008] Furthermore, a sliding block is fixedly connected to the rear end of the rack plate, a sliding groove is provided on the outer wall of the front end of the support plate, and the sliding block is slidably connected to the inner wall of the sliding groove.

[0009] Furthermore, a support plate 2 is fixedly connected to the right side of the upper end of the base, a sliding rod is fixedly connected to the inner wall of the top end of the support plate 2, a sliding sleeve is slidably connected to the outer side of the sliding rod, and the upper side of the rear end of the linkage rod on the right side is fixedly connected to the sliding sleeve.

[0010] Furthermore, an injection port is provided on the outer wall of the middle portion of the upper end of the upper mold, and handles are provided on both sides of the injection port.

[0011] Furthermore, a warning sign is fixedly connected to the front end of the upper mold.

[0012] Furthermore, four corners of the lower end of the base are fixedly connected with support legs, and the lower ends of the support legs are fixedly connected with anti-slip pads.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model achieves the effect of rapid disassembly and assembly of the composite mold through the cooperation among the mounting block, the card slot, the mounting slot, the through slot, the card rod, the connecting rod, the spring, the mounting plate and the pull block, so as to facilitate timely replacement without affecting the normal progress of the injection molding work.

[0015] 2. The utility model achieves the effect of quickly demolding the finished product from the mold after the injection molding is completed through the cooperation among the through hole, the ejector column, the fixing plate, the linkage rod, the support plate, the servo motor, the rotating rod, the gear and the rack plate, thereby saving the valuable time of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the injection composite mold of the utility model;

[0017] Figure 2This is a schematic diagram of the structure of the composite injection mold of the utility model from a top view;

[0018] Figure 3 This is a schematic diagram of the main structure of the upper mold of the injection molding composite mold of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the lower mold of the injection molding composite mold of the utility model from a top view;

[0020] Figure 5 It is a three-dimensional diagram of the internal structure of the lower mold of the injection molding composite mold of the utility model.

[0021] In the figure: 1. base; 2. lower mold; 3. upper mold; 4. mounting block; 5. slot; 6. mounting slot; 7. through slot; 8. clamping rod; 9. connecting rod; 10. spring; 11. mounting plate; 12. pull block; 13. through hole; 14. ejector column; 15. fixing plate; 16. linkage rod; 17. support plate 1; 18. servo motor; 19. rotating rod; 20. gear; 21. rack plate; 22. slider; 23. slide groove; 24. support plate 2; 25. slide rod; 26. sleeve; 27. injection port; 28. handle; 29. ​​warning sign; 30. support leg; 31. anti-slip pad. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-5The utility model provides a technical solution: an injection molding composite mold, including a base 1, a lower mold 2 is fixedly connected to the upper end of the base 1, an upper mold 3 is arranged above the lower mold 2, and a mounting block 4 opposite to the left and right is fixedly connected to the lower end of the upper mold 3. A card slot 5 is provided on the front outer wall of the mounting block 4, and a mounting slot 6 opposite to the left and right is provided on the upper outer wall of the lower mold 2. The mounting block 4 is engaged with the mounting slot 6, and a through slot 7 is provided on the inner wall at the rear end of the mounting slot 6. A card rod 8 is slidably connected in the through slot 7, and the card rod 8 is engaged with the card slot 5. A connecting rod 9 is fixedly connected to the rear end of the card rod 8, and a spring 10 is arranged on the outside of the connecting rod 9. Both ends of the spring 10 are fixedly connected to the rear end of the card rod 8 and the inner wall of the rear end of the through slot 7 respectively, and the connecting rod 9 is slidably connected inside the lower mold 2. A mounting plate 11 is provided on the front side of the lower mold 2, and the mounting plate 11 is fixedly connected to the rear end of the connecting rod 9. A pull block 12 is fixedly connected to the middle part of the front end of the mounting plate 11. Specifically, when it is necessary to quickly disassemble the lower mold 2 and the upper mold 3, by pulling the pull block 12 forward, the pull block 12 drives the connecting rod 9 to move forward through the mounting plate 11, and the connecting rod 9 drives the clamping rod 8 to slide forward in the through groove 7 and squeeze the spring 10, and the clamping rod 8 is moved out of the clamping slot 5 in the mounting block 4, and the mounting block 4 is moved upward out of the mounting slot 6, and the disassembly of the lower mold 2 and the upper mold 3 can be completed. When it is necessary to quickly install the lower mold 2 and the upper mold 3, by pulling the pull block 12 forward, the pull block 12 drives the connecting rod 9 to move forward through the mounting plate 11, and the connecting rod 9 drives the clamping rod 8 to slide forward in the through groove 7 and squeeze the spring 10, and the mounting blocks 4 on both sides are placed in the mounting slot 6, and the pull block 12 is released. Under the elastic force of the spring 10, the clamping rod 8 moves backward to the clamping slot 5 on the mounting block 4, and the installation of the lower mold 2 and the upper mold 3 is completed.

[0024] Among them, through holes 13 are opened at the four corners of the inner wall of the bottom end of the lower mold 2, and an ejector column 14 is fitted in the through hole 13. The lower end of the ejector column 14 is fixedly connected to a fixed plate 15, and the upper end of the fixed plate 15 is fixedly connected to left and right opposite linkage rods 16, and the linkage rod 16 is slidably connected to the base 1, and a support plate 17 is fixedly connected to the left side of the upper end of the base 1, and a servo motor 18 is fixedly connected to the upper side of the rear end of the support plate 17, and a rotating rod 19 is fixedly connected to the output end of the servo motor 18, and a gear 20 is fixedly connected to the front end of the rotating rod 19, and a rack plate 21 is fixedly connected to the upper side of the rear end of the left linkage rod 16, and the gear 20 is meshingly connected to the rack plate 21. Specifically, when the injection molding is completed and demolding is required, the upper mold 3 is first removed, and then the output of the servo motor 18 is used to drive the rotating rod 19 to rotate, and the rotating rod 19 drives the gear 20 to rotate, and the gear 20 drives the rack plate 21 to move vertically upward. The rack plate 21 drives the fixed plate 15 to move vertically upward through the linkage rod 16, and then drives the ejector column 14 to move vertically upward in the through hole 13, and the finished product is ejected from the lower mold 2.

[0025] The rotating rod 19 is rotatably connected to the upper side of the front end of the supporting plate 17. Specifically, the supporting plate 17 ensures the stability of the rotating rod 19.

[0026] Among them, the rear end of the rack plate 21 is fixedly connected with a slider 22, the front end outer wall of the support plate 17 is provided with a slide groove 23, and the slider 22 is slidably connected to the inner wall of the slide groove 23. Specifically, the slider 22 and the slide groove 23 play a guiding and limiting role for the rack plate 21.

[0027] Among them, the right side of the upper end of the base 1 is fixedly connected with a support plate 24, the inner wall of the top of the support plate 24 is fixedly connected with a slide rod 25, the outer side of the slide rod 25 is slidably connected with a slide sleeve 26, and the upper side of the rear end of the right linkage rod 16 is fixedly connected with the slide sleeve 26. Specifically, the slide rod 25 and the slide sleeve 26 play a guiding and limiting role for the ejection column 14 and the fixed plate 15.

[0028] Among them, the upper mold 3 has an injection port 27 on the outer wall of the middle part of the upper end, and handles 28 are arranged on both sides of the injection port 27. Specifically, the injection material is added into the mold through the injection port 27, and the upper mold 3 can be easily removed from the lower mold 2 through the handle 28.

[0029] Among them, a warning sign 29 is fixedly connected to the front end of the upper mold 3. Specifically, the warning sign 29 can be used to warn of the dangers in the injection molding process.

[0030] Among them, the four corners of the lower end of the base 1 are fixedly connected with support legs 30, and the lower ends of the support legs 30 are fixedly connected with anti-skid pads 31. Specifically, the mold is stably supported by the support legs 30 and the anti-skid pads 31, ensuring the stability of the injection molding process.

[0031] Working principle: During use, when it is necessary to quickly disassemble the lower mold 2 and the upper mold 3, by pulling the pull block 12 forward, the pull block 12 drives the connecting rod 9 to move forward through the mounting plate 11, and the connecting rod 9 drives the clamping rod 8 to slide forward in the through groove 7 and squeeze the spring 10, and the clamping rod 8 is moved out of the clamping slot 5 in the mounting block 4, and the mounting block 4 is moved upward out of the mounting slot 6, and the disassembly of the lower mold 2 and the upper mold 3 can be completed. When it is necessary to quickly install the lower mold 2 and the upper mold 3, by pulling the pull block 12 forward, the pull block 12 drives the connecting rod 9 to move forward through the mounting plate 11, and the connecting rod 9 drives the clamping rod 8 to slide forward in the through groove 7 and squeeze the spring 10, and the mounting blocks 4 on both sides are placed in the mounting slot 6, and the pull block 12 is released. The clamping rod 8 is under the elastic force of the spring 10. , moves backward into the card slot 5 on the mounting block 4, completes the installation of the lower mold 2 and the upper mold 3, achieves the effect of quick disassembly and assembly of the composite mold, thereby facilitating timely replacement without affecting the normal progress of the injection molding work. When the injection molding is completed and demoulding is required, the upper mold 3 is first disassembled, and then the output of the servo motor 18 is used to drive the rotating rod 19 to rotate, the rotating rod 19 drives the gear 20 to rotate, the gear 20 drives the rack plate 21 to move vertically upward, the rack plate 21 drives the fixed plate 15 to move vertically upward through the linkage rod 16, and then drives the ejector column 14 to move vertically upward in the through hole 13, and the finished product is ejected and demoulded from the lower mold 2, achieving the effect of quickly demoulding the finished product from the mold after the injection molding is completed, thereby saving the precious time of the staff.

[0032] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

Claims

1. An injection molding composite mold, comprising a base (1), characterized in that: The upper end of the base (1) is fixedly connected to a lower mold (2), an upper mold (3) is arranged above the lower mold (2), and the lower end of the upper mold (3) is fixedly connected to left and right opposite mounting blocks (4), the front end outer wall of the mounting block (4) is provided with a clamping groove (5), the upper end outer wall of the lower mold (2) is provided with left and right opposite mounting grooves (6), the mounting block (4) is clamped and connected to the mounting groove (6), the rear end inner wall of the mounting groove (6) is provided with a through groove (7), a clamping rod (8) is slidably connected in the through groove (7), and the clamping rod (8) The clamping rod (8) is connected to the clamping slot (5), the rear end of the clamping rod (8) is fixedly connected to a connecting rod (9), a spring (10) is arranged on the outside of the connecting rod (9), the two ends of the spring (10) are respectively fixedly connected to the rear end of the clamping rod (8) and the rear end inner wall of the through slot (7), the connecting rod (9) is slidably connected to the inside of the lower mold (2), the front side of the lower mold (2) is provided with a mounting plate (11), the mounting plate (11) is fixedly connected to the rear end of the connecting rod (9), and a pull block (12) is fixedly connected to the middle part of the front end of the mounting plate (11).

2. The composite injection mold according to claim 1, characterized in that: The bottom inner wall of the lower mold (2) is provided with through holes (13) at four corners, and an ejector column (14) is fitted in the through hole (13). The lower end of the ejector column (14) is fixedly connected to a fixing plate (15), and the upper end of the fixing plate (15) is fixedly connected to left and right opposite linkage rods (16), and the linkage rods (16) are slidably connected to the base (1). The left upper end of the base (1) is fixedly connected to a support plate 1 (17), and the upper rear end of the support plate 1 (17) is fixedly connected to a servo motor (18), and the output end of the servo motor (18) is fixedly connected to a rotating rod (19), and the front end of the rotating rod (19) is fixedly connected to a gear (20), and the upper rear end of the left linkage rod (16) is fixedly connected to a rack plate (21), and the gear (20) is meshingly connected to the rack plate (21).

3. The composite injection mold according to claim 2, characterized in that: The rotating rod (19) is rotatably connected to the upper side of the front end of the supporting plate (17).

4. The composite injection mold according to claim 2, characterized in that: The rear end of the rack plate (21) is fixedly connected with a sliding block (22), the front end outer wall of the support plate (17) is provided with a sliding groove (23), and the sliding block (22) is slidably connected to the inner wall of the sliding groove (23).

5. The composite injection mold according to claim 2, characterized in that: A second support plate (24) is fixedly connected to the right side of the upper end of the base (1); a sliding rod (25) is fixedly connected to the inner wall of the top end of the second support plate (24); a sliding sleeve (26) is slidably connected to the outer side of the sliding rod (25); and the upper side of the rear end of the right linkage rod (16) is fixedly connected to the sliding sleeve (26).

6. The composite injection mold according to claim 1, characterized in that: An injection port (27) is provided on the outer wall of the middle portion of the upper end of the upper mold (3), and handles (28) are provided on both sides of the injection port (27).

7. The composite injection mold according to claim 1, characterized in that: A warning sign (29) is fixedly connected to the front end of the upper mold (3).

8. The composite injection mold according to claim 1, characterized in that: The four corners of the lower end of the base (1) are fixedly connected to support legs (30), and the lower ends of the support legs (30) are fixedly connected to anti-slip pads (31).

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