Rope swinging and injection molding integrated equipment for battery lifting rope
By designing an integrated equipment for the swing rope and injection molding of the battery lifting rope, automated cutting, clamping, and injection molding were achieved, solving the problems of low efficiency and high labor costs in existing technologies, improving manufacturing efficiency and ensuring product quality.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- DONGGUAN JIALIMING INTELLIGENT EQUIPMENT CO LTD
- Filing Date
- 2025-04-07
- Publication Date
- 2026-05-05
AI Technical Summary
The existing manufacturing process for battery lifting ropes is inefficient and of inconsistent quality, resulting in high labor costs.
Design a battery lifting rope swing and injection molding integrated equipment, including a rope feeding module, a heating and softening module, a rope pulling module, a rope clamping module, a cutting module, a rope swinging module and an injection molding module, to realize automatic cutting, clamping and injection molding to form a plastic handle part.
It improved manufacturing efficiency, reduced labor costs, and ensured product quality.
Smart Images

Figure CN224197341U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the technical field of battery lifting rope manufacturing equipment, and in particular to an integrated equipment for swinging and injection molding of battery lifting ropes. Background Technology
[0002] Currently, lithium battery modules require battery lifting ropes during handling and lifting. These ropes consist of a lifting cord and a plastic handle molded onto it. However, the current manufacturing process involves manually cutting a section of the lifting cord, inserting it into a slot on the rope-swinging plate of a rope-swinging device, and then having a moving device transport the rope-swinging plate to the injection mold of an injection molding machine. Finally, the injection mold molds the plastic handle onto the lifting cord. This traditional rope-swinging and injection molding method is inefficient, lacks quality assurance, and results in high labor costs for battery lifting ropes. Utility Model Content
[0003] The technical problem to be solved by this utility model is to provide an integrated device for swinging and injection molding of battery lifting ropes, which addresses the shortcomings of the prior art. This device can automatically cut a section of battery lifting rope and automatically insert the cut battery lifting rope into the swing rope module. Then, the swing rope module automatically feeds the swinging battery lifting rope into the injection molding module. Finally, the injection molding module automatically injects and molds a plastic handle onto the battery lifting rope. This device is highly efficient, fast, and ensures quality, while significantly reducing labor costs.
[0004] To solve the above-mentioned technical problems, the technical solution of this utility model is: an integrated device for swinging and injection molding a battery lifting rope, comprising a rope feeding module, a heating and softening module, a rope pulling module, a first rope clamping module, a second rope clamping module, a cutting module, a rope swinging module, and an injection molding module; the rope feeding module is used to store and feed the rope, and the fed rope passes through the heating and softening module and the cutting module in sequence before reaching the working position of the rope pulling module; the heating and softening module is used to heat and soften the rope; the rope pulling module is used to clamp the end of the rope and pull the rope forward to a set position to pull out a section of the battery lifting rope to be processed. The first and second rope clamping modules are located above the rope pulling module and are used to clamp the battery lifting rope to be processed. After the cutting module cuts the rope, the battery lifting rope to be processed is inserted into the swing rope module. The cutting module is used to cut out a section of battery lifting rope. The swing rope module includes a swing rope plate and a swing rope plate moving device. The swing rope plate is provided with multiple clamping positions for clamping the battery lifting rope. The swing rope plate moving device is used to transfer the battery lifting rope on the swing rope plate to the injection mold of the injection molding module. The injection molding module is provided with an injection mold for injection molding a plastic handle at a set position of the battery lifting rope.
[0005] In the above technical solution, the rope feeding module includes a rope feeding machine and a rotating roller, a rope roll, a swing arm, a pulley rod, and a pulley mounted on the rope feeding machine; the rope roll is mounted on the rotating roller, the swing arm is located on one side and below the rope roll, the pulley rod is located on one side and above the rope roll, and the pulley is mounted on the pulley rod, so that the rope in the rope roll can be released after passing through the swing arm and the pulley in sequence.
[0006] In the above technical solution, the battery lifting rope swing rope and injection molding integrated equipment also includes a swing rope injection molding machine, and the heating and softening module, the rope pulling module, the first rope clamping module, the second rope clamping module, the cutting module, the swing rope module and the injection molding module are respectively installed on the swing rope injection molding machine.
[0007] In the above technical solution, the heating and softening module includes a heating tube with a rope passage inside; the cutting module includes a cutting cylinder, a hot melt gun, and a hot melt knife. The hot melt gun is connected to the cutting cylinder and can be driven to rise or fall under the action of the cutting cylinder; the hot melt knife is installed at the lower end of the hot melt gun and is used to cut out a section of battery lifting rope.
[0008] In the above technical solution, the rope pulling module includes a screw-driven translation device, a rope pulling seat, a rope pulling cylinder, and a rope pulling claw. The rope pulling seat is installed on the screw-driven translation device, which can drive the rope pulling seat to move back and forth. The rope pulling cylinder and the rope pulling claw are respectively installed on the rope pulling seat. The rope pulling cylinder is connected to the rope pulling claw to control the rope pulling claw to clamp or release the end of the rope.
[0009] In the above technical solution, a first X-axis moving device, a first Z-axis moving device, a first Y-axis moving device, and a second Y-axis moving device are installed on the rope injection molding machine platform; the first Z-axis moving device is installed on the first X-axis moving device, and the first X-axis moving device can drive the first Z-axis moving device to move back and forth along the X-axis direction; the first Y-axis moving device and the second Y-axis moving device are installed side by side on the first Z-axis moving device, and the first Z-axis moving device can simultaneously drive the first Y-axis moving device and the second Y-axis moving device to rise or fall; the first rope clamping module is installed on the first Y-axis moving device, and the first Y-axis moving device can drive the first rope clamping module to move back and forth along the Y-axis direction; the second rope clamping module is installed on the second Y-axis moving device, and the second Y-axis moving device can drive the second rope clamping module to move back and forth along the Y-axis direction; the Y-axis direction is consistent with the reciprocating translational direction of the rope pulling seat.
[0010] In the above technical solution, the first rope clamping module includes a first rope clamping seat, a first rotary motor is mounted on the first rope clamping seat, the shaft of the first rotary motor extends downward and is connected to a first rope clamping cylinder, and the lower end of the first rope clamping cylinder is connected to a first rope clamping claw. Under the action of the first rope clamping cylinder, the first rope clamping claw can clamp one end of the battery lifting rope; the second rope clamping module includes a second rope clamping seat, a second rotary motor is mounted on the second rope clamping seat, the shaft of the second rotary motor extends downward and is connected to a second rope clamping cylinder, and the lower end of the second rope clamping cylinder is connected to a second rope clamping claw. Under the action of the second rope clamping cylinder, the second rope clamping claw can clamp the other end of the battery lifting rope.
[0011] In the above technical solution, the swing rope module's swing rope plate moving device includes a second X-axis moving device, a third Y-axis moving device, and a second Z-axis moving device. The swing rope plate is mounted on the second Z-axis moving device, which can drive the swing rope plate to rise or fall. The second Z-axis moving device is mounted on the second X-axis moving device, which can drive the second Z-axis moving device to move back and forth along the X-axis direction. The second X-axis moving device is mounted on the third Y-axis moving device, which can drive the second X-axis moving device to move back and forth along the Y-axis direction.
[0012] In the above technical solution, the swing rope injection molding machine is also equipped with a finished product clamping device, a sprue clamping device, and a sprue cutting device. The finished product clamping device is used to clamp the battery lifting rope after injection molding, the sprue clamping device is used to clamp the sprue after injection molding, and the sprue cutting device is used to cut the sprue.
[0013] The beneficial effects of this utility model are as follows: This utility model can automatically cut a section of battery lifting rope by cooperating with a rope-releasing module, a heating and softening module, a rope-pulling module, a first rope-clamping module, a second rope-clamping module, and a cutting module. The cut battery lifting rope is then automatically inserted into a rope-swinging module, which then automatically feeds the positioned battery lifting rope into an injection molding module. Finally, the injection molding module automatically injection molds a plastic handle onto the battery lifting rope. This method is highly efficient, fast, and ensures quality, while significantly reducing labor costs. Attached Figure Description
[0014] Figure 1 This is a first-person view of the overall structure of the present invention.
[0015] Figure 2 This is a second-view structural diagram of the present invention.
[0016] Figure 3 This is a structural diagram of the heating and softening module, the rope pulling module, the first rope clamping module, the second rope clamping module, the cutting module, and the swing rope module of this utility model.
[0017] Figure 4 This is a structural diagram of the first X-axis moving device, the first Z-axis moving device, the first Y-axis moving device, the second Y-axis moving device, the first rope clamping module, and the second rope clamping module of this utility model.
[0018] Figure 5 This is a structural diagram of the cutting module and the rope pulling module of this utility model.
[0019] Figure 6 This is a structural diagram of the swing rope module of this utility model. Detailed Implementation
[0020] The structural and working principles of this utility model will be further described in detail below with reference to the accompanying drawings.
[0021] like Figures 2-6 As shown, this utility model is an integrated device for the swinging and injection molding of a battery lifting rope, including a rope-releasing module 1, a heating and softening module 2, a rope-pulling module 3, a first rope-clamping module 4, a second rope-clamping module 5, a cutting module 6, a rope-swinging module 7, and an injection molding module 8; the rope-releasing module 1 is used to store and release the rope, and the released rope can sequentially pass through the heating and softening module 2 and the cutting module 6 to reach the working position of the rope-pulling module 3; the heating and softening module 2 is used to heat and soften the rope; the rope-pulling module 3 is used to clamp the end of the rope and pull the rope forward to a set position to pull out a section of the battery lifting rope 100 to be processed; the first rope-clamping module 4 and the second rope-clamping module 5 are located at... Above the pull rope module 3, the battery lifting rope 100 to be processed is clamped, and after the cutting module 6 cuts the rope, the battery lifting rope 100 to be processed is inserted into the swing rope module 7; the cutting module 6 is used to cut out a section of the battery lifting rope 100; the swing rope module 7 includes a swing rope plate 71 and a swing rope plate moving device 72. The swing rope plate 71 is provided with a plurality of clamping positions 73 for clamping the battery lifting rope 100. The swing rope plate moving device 72 is used to transfer the battery lifting rope 100 on the swing rope plate 71 to the injection mold 81 of the injection molding module 8; the injection molding module 8 is provided with an injection mold 81 for injection molding a plastic handle at a set position of the battery lifting rope 100. This invention utilizes a rope-releasing module 1, a heating and softening module 2, a rope-pulling module 3, a first rope-clamping module 4, a second rope-clamping module 5, and a cutting module 6 to automatically cut a section of the battery lifting rope 100 and insert the cut battery lifting rope 100 into the swing rope module 7. The swing rope module 7 then automatically feeds the swing rope 100 into the injection molding module 8. Finally, the injection molding module 8 automatically injection molds a plastic handle onto the battery lifting rope 100. This method is highly efficient, fast, and ensures quality, while significantly reducing labor costs.
[0022] like Figure 1 and Figure 2 As shown, the rope feeding module 1 includes a rope feeding machine 11 and a rotating roller 12, a rope roll 13, a swing rod 14, a pulley rod 15, and a pulley 16 mounted on the rope feeding machine 11. The rope roll 13 is mounted on the rotating roller 12. The swing rod 14 is located on one side and below the rope roll 13. The pulley rod 15 is located on one side and above the rope roll 13. The pulley 16 is mounted on the pulley rod 15. The rope in the rope roll 13 can be released after passing through the swing rod 14 and the pulley 16 in sequence.
[0023] like Figure 1 and Figure 2 As shown, the battery lifting rope swing rope and injection molding integrated equipment also includes a swing rope injection molding machine 9. The heating and softening module 2, the rope pulling module 3, the first rope clamping module 4, the second rope clamping module 5, the cutting module 6, the swing rope module 7 and the injection molding module 8 are respectively installed on the swing rope injection molding machine 9.
[0024] like Figures 1-3 As shown, the heating and softening module 2 includes a heating tube 21, and a rope passage 22 is provided inside the heating tube 21; the cutting module 6 includes a cutting cylinder 61, a hot melt gun 62, and a hot melt blade 63. The hot melt gun 62 is connected to the cutting cylinder 61, and under the action of the cutting cylinder 61, it can drive the hot melt gun 62 to rise or fall; the hot melt blade 63 is installed at the lower end of the hot melt gun 62 and is used to cut out a section of battery lifting rope 100.
[0025] like Figure 1 , Figure 3 and Figure 5 As shown, the rope-pulling module 3 includes a screw-driven translation device 31, a rope-pulling seat 32, a rope-pulling cylinder 33, and a rope-pulling gripper 34. The rope-pulling seat 32 is mounted on the screw-driven translation device 31, which can drive the rope-pulling seat 32 to move back and forth. The rope-pulling cylinder 33 and the rope-pulling gripper 34 are respectively mounted on the rope-pulling seat 32. The rope-pulling cylinder 33 is connected to the rope-pulling gripper 34 to control the rope-pulling gripper 34 to clamp or release the end of the rope.
[0026] like Figure 1 and Figure 3As shown, a first X-axis moving device 101, a first Z-axis moving device 102, a first Y-axis moving device 103, and a second Y-axis moving device 104 are mounted on the swing rope injection molding machine platform 9. The first Z-axis moving device 102 is mounted on the first X-axis moving device 101, and the first X-axis moving device 101 can drive the first Z-axis moving device 102 to move back and forth along the X-axis direction. The first Y-axis moving device 103 and the second Y-axis moving device 104 are mounted side by side on the first Z-axis moving device 102, and the first Z-axis moving device 104 can drive the first Z-axis moving device 102 to move back and forth along the X-axis direction. The actuator 102 can simultaneously drive the first Y-axis moving device 103 and the second Y-axis moving device 104 to rise or fall; the first rope clamping module 4 is mounted on the first Y-axis moving device 103, and the first Y-axis moving device 103 can drive the first rope clamping module 4 to move back and forth along the Y-axis direction; the second rope clamping module 5 is mounted on the second Y-axis moving device 104, and the second Y-axis moving device 104 can drive the second rope clamping module 5 to move back and forth along the Y-axis direction; the Y-axis direction is consistent with the reciprocating translation direction of the rope pull seat 32.
[0027] like Figure 1 and Figure 3 As shown, the first rope clamping module 4 includes a first rope clamping seat 41, on which a first rotary motor 42 is mounted. The shaft of the first rotary motor 42 extends downward and is connected to a first rope clamping cylinder 43. The lower end of the first rope clamping cylinder 43 is connected to a first rope clamping claw 44. Under the action of the first rope clamping cylinder 43, the first rope clamping claw 44 can clamp one end of the battery lifting rope 100. The second rope clamping module 5 includes a second rope clamping seat 51, on which a second rotary motor 52 is mounted. The shaft of the second rotary motor 52 extends downward and is connected to a second rope clamping cylinder 53. The lower end of the second rope clamping cylinder 53 is connected to a second rope clamping claw 54. Under the action of the second rope clamping cylinder 53, the second rope clamping claw 54 can clamp the other end of the battery lifting rope 100.
[0028] like Figure 1 , Figure 3 and Figure 6 As shown, the swing rope module 7's swing rope plate moving device 72 includes a second X-axis moving device 721, a third Y-axis moving device 722, and a second Z-axis moving device 723. The swing rope plate 71 is mounted on the second Z-axis moving device 723, which can drive the swing rope plate 71 to rise or fall. The second Z-axis moving device 723 is mounted on the second X-axis moving device 721, which can drive the second Z-axis moving device 723 to move back and forth along the X-axis direction. The second X-axis moving device 721 is mounted on the third Y-axis moving device 722, which can drive the second X-axis moving device 721 to move back and forth along the Y-axis direction.
[0029] like Figure 2 As shown, the swing rope injection molding machine platform 9 is also equipped with a finished product clamping device 104, a sprue clamping device 105, and a sprue cutting device 106. The finished product clamping device 104 is used to clamp the battery lifting rope 100 after injection molding, the sprue clamping device 105 is used to clamp the sprue after injection molding, and the sprue cutting device 106 is used to cut the sprue.
[0030] The manufacturing method of the battery lifting rope 100 and the injection molding integrated equipment of this utility model includes the following steps:
[0031] S1. The rope roll 13 of the rope release module 1 releases the rope, and the rope is released after passing through the swing arm 14 and the pulley 16 in sequence;
[0032] S2. The rope passes through the rope passage 22 of the heating tube 21 of the heating and softening module 2 and reaches the working position of the rope pulling module 3. The rope pulling cylinder 33 drives the rope pulling claw 34 to clamp the end of the rope. The screw drive translation device 31 drives the rope pulling seat 32 to translate and pull the rope forward to the set position to pull out a section of the battery lifting rope 100 to be processed.
[0033] S3. The first X-axis moving device 101, the first Z-axis moving device 102, the first Y-axis moving device 103, and the second Y-axis moving device 104 work together to drive the first rope clamping module 4 and the second rope clamping module 5 to reach both ends of the battery lifting rope 100. Then, the first rope clamping cylinder 43 of the first rope clamping module 4 drives the first rope clamping claw 44 to clamp one end of the battery lifting rope 100, and the second rope clamping cylinder 53 of the second rope clamping module 5 drives the second rope clamping claw 54 to clamp the other end of the battery lifting rope 100.
[0034] S4. The cutting cylinder 61 of the cutting module 6 drives the hot melt gun 62 to descend, and the hot melt knife 63 cuts out a section of battery lifting rope 100. After cutting, the cutting cylinder 61 drives the hot melt gun 62 to rise and reset.
[0035] S5. The swing rope plate moving device 72 of the swing rope module 7 drives the swing rope plate 71 to reach below the first rope clamping module 4 and the second rope clamping module 5.
[0036] S7. The first rotary motor 42 of the first rope clamping module 4 rotates one end of the battery lifting rope 100 by 90 degrees, so that the direction of one end of the battery lifting rope 100 matches the direction of the locking position 73 of the swing rope plate 71. The second rotary motor 52 of the second rope clamping module 5 also rotates the other end of the battery lifting rope 100 by 90 degrees, so that the direction of the other end of the battery lifting rope 100 matches the direction of the locking position 73 of the swing rope plate 71. Then, the first X-axis moving device 101, the first Z-axis moving device 102, the first Y-axis moving device 103 and the second Y-axis moving device 104 work together to drive the first rope clamping module 4 and the second rope clamping module 5 to lock both ends of the battery lifting rope 100 into the locking position 73 of the swing rope plate 71.
[0037] S8. The swing rope plate moving device 72 of the swing rope module 7 drives the swing rope plate 71 to one side of the injection mold 81 of the injection molding module 8. At this time, one end of the battery lifting rope 100 extends into the injection mold 81, the injection molding module works, and the plastic handle is injected into the set position of the battery lifting rope 100 through the injection mold 81.
[0038] S9. The injection mold 81 is opened, the finished product clamping device clamps the battery lifting rope 100 after injection molding, the sprue clamping device clamps the sprue after injection molding, and the sprue cutting device cuts the sprue, so that the plastic handle of the battery lifting rope 100 is separated from the sprue.
[0039] The above description is merely a preferred embodiment of this utility model. Any minor modifications, equivalent changes, and alterations made to the above embodiments based on the technical solution of this utility model shall fall within the scope of the technical solution of this utility model.
Claims
1. A battery lifting rope swing rope and injection molding integrated equipment, characterized in that: The system includes a rope-releasing module, a heating and softening module, a rope-pulling module, a first rope-clamping module, a second rope-clamping module, a cutting module, a rope-swinging module, and an injection molding module. The rope-releasing module stores and releases the rope, which then passes through the heating and softening module and the cutting module before reaching the working position of the rope-pulling module. The heating and softening module heats and softens the rope. The rope-pulling module clamps the end of the rope and pulls it forward to a predetermined position to extend a section of the battery lifting rope to be processed. The first and second rope-clamping modules are located on the rope-pulling module. Above the module, a clamp is used to hold the battery lifting rope to be processed, and after the cutting module cuts the rope, the battery lifting rope to be processed is inserted into the swing rope module; the cutting module is used to cut out a section of battery lifting rope; the swing rope module includes a swing rope plate and a swing rope plate moving device, the swing rope plate is provided with multiple clamping positions for holding the battery lifting rope, and the swing rope plate moving device is used to transfer the battery lifting rope on the swing rope plate to the injection mold of the injection molding module; the injection molding module is provided with an injection mold for injection molding a plastic handle at a set position of the battery lifting rope.
2. The integrated equipment for swinging the battery lifting rope and injection molding according to claim 1, characterized in that: The rope feeding module includes a rope feeding machine and a rotating roller, a rope roll, a swing arm, a pulley rod, and a pulley mounted on the rope feeding machine. The rope roll is mounted on the rotating roller, the swing arm is located on one side and below the rope roll, the pulley rod is located on one side and above the rope roll, and the pulley is mounted on the pulley rod. The rope in the rope roll can be released after passing through the swing arm and the pulley in sequence.
3. The integrated equipment for swinging the battery lifting rope and injection molding according to claim 1, characterized in that: It also includes a swing rope injection molding machine, wherein the heating and softening module, the rope pulling module, the first rope clamping module, the second rope clamping module, the cutting module, the swing rope module and the injection molding module are respectively installed on the swing rope injection molding machine.
4. The integrated equipment for swinging the battery lifting rope and injection molding according to claim 3, characterized in that: The heating and softening module includes a heating tube with a rope passage inside; the cutting module includes a cutting cylinder, a hot melt gun, and a hot melt knife. The hot melt gun is connected to the cutting cylinder and can be driven to rise or fall under the action of the cutting cylinder; the hot melt knife is installed at the lower end of the hot melt gun and is used to cut out a section of battery lifting rope.
5. The integrated equipment for swinging the battery lifting rope and injection molding according to claim 3, characterized in that: The rope-pulling module includes a screw-driven translation device, a rope-pulling seat, a rope-pulling cylinder, and rope-pulling jaws. The rope-pulling seat is mounted on the screw-driven translation device, which can drive the rope-pulling seat to move back and forth. The rope-pulling cylinder and rope-pulling jaws are respectively mounted on the rope-pulling seat. The rope-pulling cylinder is connected to the rope-pulling jaws to control the rope-pulling jaws to clamp or release the end of the rope.
6. The integrated equipment for swinging the battery lifting rope and injection molding according to claim 3, characterized in that: The swing rope injection molding machine is equipped with a first X-axis moving device, a first Z-axis moving device, a first Y-axis moving device, and a second Y-axis moving device. The first Z-axis moving device is mounted on the first X-axis moving device and can drive the first Z-axis moving device to move back and forth along the X-axis direction. The first Y-axis moving device and the second Y-axis moving device are mounted side by side on the first Z-axis moving device and the first Z-axis moving device can simultaneously drive the first Y-axis moving device and the second Y-axis moving device to rise or fall. The first rope clamping module is mounted on the first Y-axis moving device, which can drive the first rope clamping module to move back and forth along the Y-axis direction; the second rope clamping module is mounted on the second Y-axis moving device, which can drive the second rope clamping module to move back and forth along the Y-axis direction; the Y-axis direction is consistent with the reciprocating translation direction of the rope pulling seat.
7. The integrated equipment for swinging the battery lifting rope and injection molding according to claim 6, characterized in that: The first rope clamping module includes a first rope clamping seat, on which a first rotary motor is mounted. The shaft of the first rotary motor extends downward and is connected to a first rope clamping cylinder. The lower end of the first rope clamping cylinder is connected to a first rope clamping claw. Under the action of the first rope clamping cylinder, the first rope clamping claw can clamp one end of the battery lifting rope. The second rope clamping module includes a second rope clamping seat, on which a second rotary motor is mounted. The shaft of the second rotary motor extends downward and is connected to a second rope clamping cylinder. The lower end of the second rope clamping cylinder is connected to a second rope clamping claw. Under the action of the second rope clamping cylinder, the second rope clamping claw can clamp the other end of the battery lifting rope.
8. The integrated equipment for swinging the battery lifting rope and injection molding according to claim 1, characterized in that: The swing rope module's swing rope plate moving device includes a second X-axis moving device, a third Y-axis moving device, and a second Z-axis moving device. The swing rope plate is mounted on the second Z-axis moving device, which can drive the swing rope plate to rise or fall. The second Z-axis moving device is mounted on the second X-axis moving device, which can drive the second Z-axis moving device to move back and forth along the X-axis direction. The second X-axis moving device is mounted on the third Y-axis moving device, and the third Y-axis moving device can drive the second X-axis moving device to move back and forth along the Y-axis direction.
9. The integrated equipment for swinging the battery lifting rope and injection molding according to claim 3, characterized in that: The swing rope injection molding machine is also equipped with a finished product clamping device, a sprue clamping device, and a sprue cutting device. The finished product clamping device is used to clamp the battery lifting rope after injection molding, the sprue clamping device is used to clamp the sprue after injection molding, and the sprue cutting device is used to cut the sprue.