Machining mold convenient to demold and used for zinc alloy die casting

Abstract

The utility model relates to the technical field of zinc alloy die casting machining, and discloses a zinc alloy die casting machining mold convenient to demold, which comprises a portal frame, two baffles are fixedly connected to the bottom end of the portal frame, a conveying belt is arranged between the two baffles, a rotating shaft is rotatably connected between the two baffles, and a plurality of rotating shafts are arranged between the two baffles. The outer portion of the rotating shaft is fixedly connected with a driving gear, the inner portion of the portal frame is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with a fastening ring, the middle of the fastening ring is rotationally connected with a connecting shaft, the bottom of the connecting shaft is fixedly connected with a driven gear, and the driven gear is meshed with the driving gear. According to the automatic demolding device, the connecting rod is pushed to move forwards to push the connecting frame, the mold is pushed to the guide plate through the push block, slides onto the conveying belt and is conveyed to the next working procedure, the effect of automatically taking out the mold after demolding is achieved, the mold does not need to be manually clamped and taken out through a tool, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of zinc alloy die casting processing, in particular to a processing die for zinc alloy die casting which is easy to demould. Background Art

[0002] The processing mold for zinc alloy die casting is an indispensable tool in the zinc alloy die casting process. Its quality and production method are directly related to the molding quality of the product. The design of zinc alloy die casting molds usually includes steps such as determining the shape and size of the product, designing the mold structure, and determining the material and heat treatment method. During the processing, it is necessary to make upper and lower templates, and perform precise engraving and processing trimming on the engraving machine, and then harden the mold. The main mechanisms of the processing mold for zinc alloy die castings usually include the casting mechanism, the demoulding mechanism and the auxiliary mechanism.

[0003] After the zinc alloy die-casting parts are processed and demolded, the molded mold needs to be taken out for the next processing step. In the prior art, most of the zinc alloy die-casting parts processing molds are not equipped with automatic removal mechanisms. The mold needs to be taken out manually by clamping with tools, which is time-consuming and labor-intensive. In addition, the mold may fall off and be damaged during the removal process, affecting the operation of the next process and reducing the operation efficiency. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a processing mold for zinc alloy die castings that is easy to demould, aiming to improve the problem of reduced operating efficiency caused by the lack of an automatic removal mechanism in the processing mold for zinc alloy die castings.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a processing mold for zinc alloy die-casting parts that is easy to demold, including a gantry, the bottom end of the gantry is fixedly connected to two baffles, a conveyor belt is arranged between the two baffles, a belt pulley 1 is fixedly connected to one side of the driving shaft of the conveyor belt, the belt pulley 1 is rotatably connected to one end of one of the baffles, one end of one of the baffles away from the belt pulley 1 is rotatably connected to the belt pulley 2, a belt is sleeved between the belt pulley 1 and the belt pulley 2, a rotating shaft is rotatably connected between the two baffles, the outside of the rotating shaft is fixedly connected to a driving gear, the inside of the gantry is fixedly connected to a connecting rod, the other end of the connecting rod is fixedly connected to a fastening ring, the middle part of the fastening ring is rotatably connected to a connecting shaft, the bottom of the connecting shaft is fixedly connected to a driven gear, the driven gear is meshed with the driving gear, the top of the connecting shaft is provided with an ejection mechanism, and the bottom of the gantry is fixedly connected to a die-casting mechanism.

[0006] As a further description of the above technical solution:

[0007] The ejection mechanism includes a turntable, the bottom end of the turntable is fixedly connected to the top end of the connecting shaft, the top end of the turntable is fixedly connected to a slider, the top end of the turntable is slidably connected to a connecting frame, the outside of the connecting frame is fixedly connected to a push-pull rod, the middle part of the push-pull rod is slidably connected to a fixed block, the top end of the fixed block is fixedly connected to a fixed rod, and the push-pull rod is fixedly connected to a push block at one end away from the connecting frame.

[0008] As a further description of the above technical solution:

[0009] The die-casting mechanism includes a shell, the bottom of which is fixedly connected to the inner bottom end of the gantry, one side of the shell is fixedly connected to a motor, the output end of the motor is fixedly connected to a connecting column, the end of the connecting column away from the motor is fixedly connected to an eccentric wheel, the interior of the shell is fixedly connected to a limit strip, the interior of the shell is slidably connected to a stripping module, and the top of the shell is fixedly connected to a mold box.

[0010] As a further description of the above technical solution:

[0011] The top end of the gantry is fixedly connected with a hydraulic cylinder, and the bottom end of the hydraulic cylinder is fixedly connected with a pressure block.

[0012] As a further description of the above technical solution:

[0013] One end of the rotating shaft away from the driving gear passes through the middle of the belt pulley 2, and the connecting shaft passes through the middle of the fastening ring.

[0014] As a further description of the above technical solution:

[0015] The top of the fixing rod is fixedly connected to the inner top of the gantry, and the sliding block is slidably connected to the inside of the connecting frame.

[0016] As a further description of the above technical solution:

[0017] A guide plate is fixedly connected to one side of the mold box.

[0018] As a further description of the above technical solution:

[0019] Anti-skid pads are arranged at the four corners of the bottom of the gantry.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, after the mold is formed and demoulded, the conveyor belt is started to drive the belt pulley to rotate the rotating shaft, and the connecting shaft is driven by the driving gear and the driven gear to rotate the turntable, so that the connecting rod is pushed forward to push the connecting frame to use the push block to push the mold to the guide plate to slide onto the conveyor belt and transport it to the next process, so that the effect of automatically taking out the mold after demoulding is achieved, and it is no longer necessary to manually clamp and take it out with tools, which avoids the situation of mold falling off and damage, and improves the working efficiency.

[0022] 2. In the utility model, after the die-casting mold is cooled, the motor is started to drive the connecting column so that the eccentric wheel lifts the demolding module, pushing the mold from the mold box to complete the demolding, thereby achieving the effect of automatic demolding. There is no need to remove the mold box for demolding, which saves operation time and improves operation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 The utility model provides a three-dimensional mold for processing zinc alloy die castings which is easy to demould;

[0024] Figure 2 This is a schematic diagram of an ejection structure of a mold for zinc alloy die castings that is easy to demould, as proposed by the utility model;

[0025] Figure 3 A schematic diagram of a turntable for processing a zinc alloy die casting that is easy to demould provided by the utility model;

[0026] Figure 4 The utility model is a schematic diagram of a demoulding mechanism for a processing mold for zinc alloy die castings which is easy to demould.

[0027] Legend:

[0028] 1. Gantry; 2. Conveyor belt; 3. Baffle; 4. Belt pulley 1; 5. Belt pulley 2; 6. Belt; 7. Rotating shaft; 8. Driving gear; 9. Driven gear; 10. Connecting shaft; 11. Connecting rod; 12. Fastening ring; 13. Turntable; 14. Slider; 15. Connecting frame; 16. Push-pull rod; 17. Fixed block; 18. Fixed rod; 19. Push block; 20. Housing; 21. Motor; 22. Connecting column; 23. Eccentric wheel; 24. Limiting strip; 25. De-module; 26. Mold box; 27. Press block; 28. Hydraulic cylinder; 29. ​​Guide plate. DETAILED DESCRIPTION

[0029] 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.

[0030] Reference Figure 1 - Figure 3 The utility model provides an embodiment: a processing mold for zinc alloy die-casting parts that is easy to demold, including a gantry 1, two baffles 3 are fixedly connected to the bottom end of the gantry 1, the baffles 3 play the role of connecting the internal structure, a conveyor belt 2 is arranged between the two baffles 3, the conveyor belt 2 plays the role of conveying materials, a belt pulley 4 is fixedly connected to one side of the driving shaft of the conveyor belt 2, the belt pulley 4 plays the role of transmission, the belt pulley 4 is rotatably connected to one end of one of the baffles 3, one end of one of the baffles 3 away from the belt pulley 4 is rotatably connected to the belt pulley 2 5, the belt pulley 2 5 plays the role of transmission, a belt 6 is sleeved between the belt pulley 4 and the belt pulley 2 5, the belt 6 plays the role of transmission, the two baffles 3 is rotatably connected with a rotating shaft 7, which plays a role of transmission. The outside of the rotating shaft 7 is fixedly connected with a driving gear 8, which plays a role of transmission. The inside of the gantry 1 is fixedly connected with a connecting rod 11, which plays a role of stabilizing the rotating shaft 7. The other end of the connecting rod 11 is fixedly connected with a fastening ring 12, which plays a role of stabilizing the rotating shaft 7. The middle part of the fastening ring 12 is rotatably connected with a connecting shaft 10, which plays a role of transmission. The bottom of the connecting shaft 10 is fixedly connected with a driven gear 9, which plays a role of transmission. The driven gear 9 is meshed with the driving gear 8. The top of the connecting shaft 10 is provided with an ejection mechanism, and the bottom of the gantry 1 is fixedly connected with a die-casting mechanism.

[0031] Reference Figure 2 - Figure 4The ejection mechanism includes a turntable 13, the bottom end of the turntable 13 is fixedly connected to the top end of the connecting shaft 10, the top end of the turntable 13 is fixedly connected with a slider 14, the slider 14 plays a role of transmission, the top end of the turntable 13 is slidably connected with a connecting frame 15, the connecting frame 15 plays a role of pushing the push-pull rod 16, the outside of the connecting frame 15 is fixedly connected with a push-pull rod 16, the push-pull rod 16 plays a role of pushing a push block 19, the middle part of the push-pull rod 16 is slidably connected with a fixed block 17, the fixed block 17 plays a role of fixing the position of the push-pull rod 16, the top end of the fixed block 17 is fixedly connected with a fixed rod 18, the fixed rod 18 plays a role of stabilizing the fixed block 17, the end of the push-pull rod 16 away from the connecting frame 15 is fixedly connected with a push block 19, the push block 19 plays a role of pushing the mold. The die-casting mechanism includes a shell 20, which serves to fix the internal structure. The bottom of the shell 20 is fixedly connected to the inner bottom end of the gantry 1. A motor 21 is fixedly connected to one side of the shell 20, and the motor 21 serves to provide power. The output end of the motor 21 is fixedly connected to a connecting column 22, and the connecting column 22 serves to transmit. An eccentric wheel 23 is fixedly connected to the end of the connecting column 22 away from the motor 21, and the eccentric wheel 23 serves to lift up the stripping module 25. The interior of the shell 20 is fixedly connected to a limit bar 24, and the limit bar 24 serves to fix the position of the stripping module 25. The interior of the shell 20 is slidably connected to the stripping module 25, and the stripping module 25 serves to demold. The top of the shell 20 is fixedly connected to a mold box 26, and the mold box 26 serves to determine the shape of the mold. A hydraulic cylinder 28 is fixedly connected to the top of the interior of the gantry 1, and the hydraulic cylinder 28 plays the role of driving power. A pressure block 27 is fixedly connected to the bottom end of the hydraulic cylinder 28, and the pressure block 27 plays the role of die-casting. The end of the rotating shaft 7 away from the driving gear 8 passes through the middle of the belt pulley 2 5, and the connecting shaft 10 passes through the middle of the fastening ring 12. The top of the fixed rod 18 is fixedly connected to the top of the interior of the gantry 1, and the slider 14 is slidably connected to the inside of the connecting frame 15. A guide plate 29 is fixedly connected to one side of the mold box 26, and anti-slip pads are provided at the four corners of the bottom of the gantry 1.

[0032] Working principle: After the mold is formed and demoulded, the conveyor belt 2 is started. The driving shaft of the conveyor belt 2 will drive the belt pulley 4 to rotate the belt 6 and the rotating shaft 7. The connecting shaft 10 is driven by the driving gear 8 and the driven gear 9 to rotate the turntable 13. The slider 14 on the turntable 13 slides in the connecting frame 15, pushing the connecting frame 15 to move forward. The push block 19 is pushed by the push-pull rod 16, pushing the mold to slide onto the conveyor belt 2 through the guide plate 29 and transported to the next process for operation.

[0033] When casting, the raw material is poured into the mold box 26, and the stripping module 25 is blocked and fixed by the limit bar 24. The hydraulic cylinder 28 is started to push the pressing block 27 downward to die-cast the mold. After the mold is cooled and formed, the motor 21 is started and the eccentric wheel 23 is rotated to lift the stripping module 25 to complete the demoulding operation.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A processing mold for zinc alloy die castings that is easy to demould, comprising a gantry (1), characterized in that: The bottom end of the gantry (1) is fixedly connected to two baffles (3), a conveyor belt (2) is arranged between the two baffles (3), a belt pulley (4) is fixedly connected to one side of the driving shaft of the conveyor belt (2), the belt pulley (4) is rotatably connected to one end of one of the baffles (3), one end of one of the baffles (3) away from the belt pulley (4) is rotatably connected to the belt pulley (5), a belt (6) is sleeved between the belt pulley (4) and the belt pulley (5), and a rotating shaft (7) is rotatably connected between the two baffles (3). ), the outside of the rotating shaft (7) is fixedly connected to a driving gear (8), the inside of the gantry (1) is fixedly connected to a connecting rod (11), the other end of the connecting rod (11) is fixedly connected to a fastening ring (12), the middle of the fastening ring (12) is rotatably connected to a connecting shaft (10), the bottom of the connecting shaft (10) is fixedly connected to a driven gear (9), the driven gear (9) is meshed with the driving gear (8), the top of the connecting shaft (10) is provided with an ejection mechanism, and the bottom of the gantry (1) is fixedly connected to a die-casting mechanism.

2. The zinc alloy die casting processing mold for easy demoulding according to claim 1 is characterized in that: The ejection mechanism comprises a rotating disk (13), the bottom end of the rotating disk (13) is fixedly connected to the top end of the connecting shaft (10), the top end of the rotating disk (13) is fixedly connected to a slider (14), the top end of the rotating disk (13) is slidably connected to a connecting frame (15), the outside of the connecting frame (15) is fixedly connected to a push-pull rod (16), the middle part of the push-pull rod (16) is slidably connected to a fixed block (17), the top end of the fixed block (17) is fixedly connected to a fixed rod (18), and the end of the push-pull rod (16) away from the connecting frame (15) is fixedly connected to a push block (19).

3. The zinc alloy die casting processing mold that is easy to demould according to claim 1 is characterized in that: The die-casting mechanism comprises a shell (20), the bottom of the shell (20) is fixedly connected to the inner bottom end of the gantry (1), one side of the shell (20) is fixedly connected to a motor (21), the output end of the motor (21) is fixedly connected to a connecting column (22), the end of the connecting column (22) away from the motor (21) is fixedly connected to an eccentric wheel (23), the interior of the shell (20) is fixedly connected to a limit strip (24), the interior of the shell (20) is slidably connected to a stripping module (25), and the top of the shell (20) is fixedly connected to a mold box (26).

4. The zinc alloy die casting processing mold for easy demoulding according to claim 1, characterized in that: The top end of the interior of the gantry (1) is fixedly connected to a hydraulic cylinder (28), and the bottom end of the hydraulic cylinder (28) is fixedly connected to a pressure block (27).

5. The zinc alloy die casting processing mold for easy demoulding according to claim 1, characterized in that: The end of the rotating shaft (7) away from the driving gear (8) passes through the middle of the second belt pulley (5), and the connecting shaft (10) passes through the middle of the fastening ring (12).

6. The mold for zinc alloy die castings that is easy to demould according to claim 2, characterized in that: The top of the fixing rod (18) is fixedly connected to the inner top of the gantry (1), and the sliding block (14) is slidably connected to the inside of the connecting frame (15).

7. The mold for zinc alloy die castings that is easy to demould according to claim 3, characterized in that: A guide plate (29) is fixedly connected to one side of the mold box (26).

8. The mold for zinc alloy die castings that is easy to demould according to claim 1, characterized in that: Anti-slip pads are arranged at the four corners of the bottom of the gantry (1).

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