CN112518836A - Cutting machine that production circuit board was used - Google Patents
Cutting machine that production circuit board was used Download PDFInfo
- Publication number
- CN112518836A CN112518836A CN202011416609.9A CN202011416609A CN112518836A CN 112518836 A CN112518836 A CN 112518836A CN 202011416609 A CN202011416609 A CN 202011416609A CN 112518836 A CN112518836 A CN 112518836A
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- Prior art keywords
- sliding block
- transmission shaft
- fixedly connected
- cutting machine
- toothed belt
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The invention discloses a cutting machine for producing a circuit board, which comprises a supporting table, wherein a second support moving in the horizontal direction is arranged on the outer side of the supporting table, third servo motors are fixedly arranged on two sides of the supporting table, a rack is fixedly connected to the bottom of the second support, sliding grooves are formed in two sides of the supporting table and are connected with fourth sliding blocks in a sliding mode, a first guide rod and a second guide rod are fixedly connected to two sides of the top of the second support, a first sliding block and a second sliding block are connected to the first guide rod and the second guide rod in a sliding mode, a third sliding block is arranged between the first sliding block and the second sliding block, a driving motor is fixedly arranged at the bottom of the third sliding block, and a cutting piece is fixedly arranged on an output shaft of the driving motor. According to the invention, the second servo motor is driven to rotate, and the third sliding block moves on the third guide rod according to the meshing principle of the clamping teeth, so that the cutting blade on the driving motor is driven to move, and the position of the cutting blade is adjusted.
Description
Technical Field
The invention relates to the field of circuit board cutting, in particular to a cutting machine for producing a circuit board.
Background
The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, PCB board, aluminium base board, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board etc. the circuit board makes the circuit miniaturisation, the visualization, plays important effect to the batch production of fixed circuit and optimization with electrical apparatus overall arrangement, in the production process of circuit board, often need to cut whole circuit board to obtain the circuit board that accords with the production requirement.
However, the existing cutting device for cutting the circuit board is generally fixedly mounted on the frame, and if the whole circuit board is required to be cut into scattered circuit boards with different sizes, the circuit board is usually taken and placed manually for many times by manually adjusting the position of the circuit board, so that the friction times between the circuit board and the workbench is increased, and the circuit board is easily damaged.
Disclosure of Invention
In order to solve the technical problems mentioned in the background art, the invention provides a cutting machine for producing circuit boards.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cutting machine for producing circuit boards comprises a supporting table, wherein the top of the supporting table is rotatably provided with a workbench through a fifth transmission shaft, two sides of the top of the workbench are fixedly connected with a limiting plate, the outer side of the supporting table is provided with a second support moving in the horizontal direction, the top of the second support is rotatably provided with a first transmission shaft, two sides of the bottom of the second support are respectively rotatably provided with a second transmission shaft, two ends of the first transmission shaft are respectively provided with a first toothed belt and a second toothed belt which are in transmission connection with the second transmission shaft, one side of the bottom of the second support is fixedly provided with a first servo motor which is in transmission connection with the second transmission shaft, the outer sides of the first toothed belt and the second toothed belt are respectively and fixedly connected with a first sliding block and a second sliding block, two sides of the top of the second support are fixedly connected with a first guide rod and a second guide rod which respectively penetrate through the first sliding block and the second sliding block, a third sliding block which moves in the horizontal direction is arranged between the first sliding block and the second sliding block, a driving motor is fixedly installed at the bottom of the third sliding block, and a cutting blade is fixedly installed on an output shaft of the driving motor.
As a further description of the above technical solution:
the inside fixed mounting of first slider has second servo motor, the inside of second slider is rotated and is installed the third transmission shaft, equal fixed mounting has the straight-teeth gear, two on third transmission shaft and second servo motor's the output shaft the straight-teeth gear passes through the transmission of third toothed belt and connects, fixedly connected with third guide arm between first slider and the second slider, fixedly connected with passes the third slider of third guide arm on the third toothed belt.
As a further description of the above technical solution:
and fourth transmission shafts are rotatably arranged between the first supports on the two sides, a first bevel gear is fixedly arranged on the outer side of each fourth transmission shaft, and a second bevel gear in meshed connection with the first bevel gear is fixedly arranged at the free end of each fifth transmission shaft.
As a further description of the above technical solution:
one end of the fourth transmission shaft is fixedly connected with a handle.
As a further description of the above technical solution:
the supporting table is characterized in that a water tank is arranged on one side of the supporting table, the top of the water tank is communicated with a water pipe made of a hose, a water pump is installed between the water tank and the water pipe, and the free end of the water pipe is fixedly connected with the third sliding block.
As a further description of the above technical solution:
and the free end of the water pipe is communicated with a nozzle corresponding to the cutting blade.
As a further description of the above technical solution:
the water pipe and the third sliding block are fixedly connected through an arc-shaped fixing piece.
As a further description of the above technical solution:
the third sliding block and the arc-shaped fixing piece are connected in a screwing mode through screw threads.
As a further description of the above technical solution:
the tooth's socket with the inside latch joint of first cingulum is seted up to the inside of first slider, the tooth's socket with the inside latch joint of second cingulum is seted up to the inside of second slider, the tooth's socket with the inside latch joint of third cingulum is seted up to the inside of third slider.
As a further description of the above technical solution:
the utility model discloses a supporting bench, including a supporting bench, a straight-tooth gear, the bottom fixedly connected with of second support and straight-tooth gear meshing rack, the spout has been seted up to the both sides of supporting bench, the bottom fixedly connected with of second support and spout sliding connection's fourth slider.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the circuit board is placed on the workbench, the output shaft of the second servo motor is driven to rotate to drive the straight gear on the output shaft to rotate, so that the third transmission shaft meshed and connected with the third toothed belt rotates, the third slide block moves on the third guide rod according to the meshing principle of the latch to drive the driving motor to move, and the cutting blade transversely moves, so that the phenomenon that the friction times between the circuit board and the workbench are increased and the circuit board is damaged due to the fact that a worker takes and places the circuit board for multiple times is avoided.
2. According to the invention, water is pumped from the water tank to the nozzle through the water pipe by turning on the water pump, and then is sprayed to the bottom of the cutting blade through the nozzle, so that water is sprayed for cooling the high temperature generated when the circuit board is cut.
Drawings
Fig. 1 is a schematic diagram illustrating an internal structure of a cutting machine for producing a circuit board according to an embodiment of the present invention;
fig. 2 is an enlarged schematic view at a of a cutting machine for producing a circuit board according to an embodiment of the present invention;
FIG. 3 is a schematic side view of a cutting machine for producing circuit boards according to an embodiment of the present invention;
fig. 4 is a front view schematically illustrating a first slider and a second slider of a cutting machine for producing circuit boards according to an embodiment of the present invention;
fig. 5 is a schematic top view illustrating a first slider and a second slider of a cutting machine for producing circuit boards according to an embodiment of the present invention.
Illustration of the drawings:
1. a first bracket; 2. a fourth drive shaft; 3. a first bevel gear; 4. a fifth drive shaft; 5. a second bevel gear; 6. a handle; 7. a support table; 8. a first servo motor; 9. a first toothed belt; 10. a first slider; 11. a first drive shaft; 12. a second bracket; 13. a third guide bar; 14. a third toothed belt; 15. a second toothed belt; 16. a second drive shaft; 17. a second slider; 18. a water pipe; 19. a third slider; 20. an arc-shaped fixing sheet; 21. a drive motor; 22. cutting the slices; 23. a nozzle; 24. a work table; 25. a limiting plate; 26. a water pump; 27. a water tank; 28. a third servo motor; 29. a spur gear; 30. a rack; 31. a fourth slider; 32. a chute; 33. a second guide bar; 34. a third drive shaft; 35. a tooth socket; 36. a second servo motor; 37. a first guide bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a cutting machine for producing a circuit board comprises a supporting table 7, wherein two sides of the bottom of the supporting table 7 are fixedly connected with first supports 1, and the cutting machine is characterized in that the first supports 1 on the two sides and the supporting table 7 are connected through welding, a workbench 24 is rotatably installed at the top of the supporting table 7 through a fifth transmission shaft 4, two sides of the top of the workbench 24 are fixedly connected with limiting plates 25, and the circuit board is fixed on the workbench 24 through the limiting plates 25;
a second support 12 moving in the horizontal direction is arranged on the outer side of the support table 7, a first transmission shaft 11 is rotatably arranged at the top of the second support 12, second transmission shafts 16 are rotatably arranged on two sides of the bottom of the second support 12 respectively, a first toothed belt 9 and a second toothed belt 15 which are in transmission connection with the second transmission shafts 16 are respectively arranged at two ends of the first transmission shaft 11, a first servo motor 8 which is in transmission connection with the second transmission shafts 16 is fixedly arranged on one side of the bottom of the second support 12, a first sliding block 10 and a second sliding block 17 are respectively and fixedly connected on the outer sides of the first toothed belt 9 and the second toothed belt 15, a first guide rod 37 and a second guide rod 33 which respectively penetrate through the first sliding block 10 and the second sliding block 17 are fixedly connected on two sides of the top of the second support 12, and a gear 29 is driven to rotate by driving an output shaft of the first, according to the engagement principle of the card delay, the first sliding block 10 and the second sliding block 17 are driven to move vertically;
be equipped with the third slider 19 that moves on the horizontal direction between first slider 10 and the second slider 17, close the connection soon through the screw thread between third slider 19 and the arc stationary blade 20, and 19 bottom fixed mounting of third slider have driving motor 21, and fixed mounting has cutting piece 22 on driving motor 21's the output shaft, rotates through driving motor 21 output shaft, drives cutting piece 22 and rotates, realizes the purpose to the circuit board cutting.
Specifically, as shown in fig. 4 and 5, a second servo motor 36 is fixedly installed inside the first slider 10, a third transmission shaft 34 is rotatably installed inside the second slider 17, spur gears 29 are fixedly installed on output shafts of the third transmission shaft 34 and the second servo motor 36, the two spur gears 29 are in transmission connection through a third toothed belt 14, a third guide rod 13 is fixedly connected between the first slider 10 and the second slider 17, a third slider 19 penetrating through the third guide rod 13 is fixedly connected to the third toothed belt 14, a tooth socket 35 clamped with the internal teeth of the first toothed belt 9 is opened inside the first slider 10, a tooth socket 35 clamped with the internal teeth of the second toothed belt 15 is opened inside the second slider 17, a tooth socket 35 clamped with the internal teeth of the third toothed belt 14 is opened inside the third slider 19, and the output shaft of the first servo motor 8 is driven to rotate, the straight gear 29 which is installed with the first toothed belt 9 in a rotating mode is driven to rotate, the first transmission shaft 11 which is connected with the first toothed belt 9 in a meshing mode is made to rotate, the second transmission shaft 16 which is connected with the second toothed belt 15 in a meshing mode is driven to rotate, the second sliding block 17 moves together, cutting in the vertical direction of the cutting blade 22 is achieved, a worker does not need to manually press a cutting device, safety is improved when the worker is prevented from being injured during cutting, and the straight gear 29 is driven to rotate by driving an output shaft of the second servo motor 36, the third toothed belt 14 drives the third sliding block 19 to move on the third transmission shaft 34 according to the clamping delay meshing principle, the driving motor 21 is driven to move, the cutting blade 22 is made to move, and the purpose of cutting in the horizontal direction of the cutting blade 22 is achieved.
Specifically, as shown in fig. 1, rotate between the first support 1 of both sides and install fourth transmission shaft 2, the outside fixed mounting of fourth transmission shaft 2 has first bevel gear 3, the free end fixed mounting of fifth transmission shaft 4 has second bevel gear 5 of being connected with first bevel gear 3 meshing, the one end fixedly connected with handle 6 of fourth transmission shaft 2, drive fourth transmission shaft 2 through rotating handle 6 and rotate, make second bevel gear 5 of being connected with first bevel gear 3 meshing rotate, and drive fifth transmission shaft 4 and rotate, thereby make workstation 24 with 4 fixed connection of fifth transmission shaft rotate, the arbitrary change of circuit board placement direction has been realized, the convenience is cut it.
Specifically, as shown in fig. 1 and 3, a water tank 27 is arranged on one side of the support table 7, the top of the water tank 27 is communicated with a water pipe 18 made of a flexible pipe, a water pump 26 is installed between the water tank 27 and the water pipe 18, the free end of the water pipe 18 is fixedly connected with a third slider 19, the water pipe 18 is fixedly connected with the third slider 19 through an arc-shaped fixing piece 20, the free end of the water pipe 18 is communicated with a nozzle 23 corresponding to the cutting piece 22, water is pumped out from the water tank 27 to the nozzle 23 through opening the water pump 26, and then the water is sprayed to the bottom of the cutting piece 22 through the nozzle 23, and the high temperature generated when the circuit board is cut is sprayed for cooling.
Specifically, as shown in fig. 1 to 3, third servo motors 28 are fixedly mounted on two sides of the support table 7, straight gears 29 are fixedly mounted on output shafts of the third servo motors 28, racks 30 connected with the straight gears 29 in a meshed manner are fixedly connected to the bottom of the second support 12, sliding chutes 32 are formed in two sides of the support table 7, fourth sliding blocks 31 connected with the sliding chutes 32 in a sliding manner are fixedly connected to the bottom of the second support 12, the third servo motors 28 are driven to rotate by driving output shafts of the third servo motors to drive the straight gears 29 to rotate, and according to the meshing principle of the latches, the racks 30 are driven to drive the second support 12 to move, so that the second support 12 moves in the horizontal direction.
The working principle is as follows: when the cutting device is used, the fourth transmission shaft 2 is driven to rotate through the rotating handle 6, the second bevel gear 5 meshed and connected with the first bevel gear 3 is driven to rotate, the fifth transmission shaft 4 is driven to rotate, the workbench 24 fixedly connected with the fifth transmission shaft 4 is driven to rotate, the cutting blade 22 is driven to rotate through the rotation of the output shaft of the driving motor 21, the circuit board placing direction can be changed randomly, and the circuit board can be cut conveniently;
meanwhile, an output shaft of the third servo motor 28 is driven to rotate, so that a rack 30 which is meshed and connected with the straight gear 29 is driven to move, the fourth sliding block 31 slides in the sliding groove 32, the second support 12 is driven to move, the cutting blade 22 is driven to move, and the cutting of the cutting blade 22 in the horizontal direction is realized;
wherein, the output shaft of the first servo motor 8 is driven to rotate to drive the spur gear 29 which is rotatably arranged with the output shaft to rotate, so that the first transmission shaft 11 which is in meshed connection with the first toothed belt 9 rotates, and the second transmission shaft 16 which is in meshed connection with the second toothed belt 15 rotates, and the second slide block 17 and the first slide block 10 move together; the third slide block 19 on the third guide rod 13 is lifted, so that the cutting blade 22 on the driving motor 21 is lifted, a worker does not need to manually press the cutting device, the worker is prevented from being injured during cutting, and the safety is improved;
the output shaft of the second servo motor 36 is driven to rotate to drive the straight gear 29 to rotate, the third toothed belt 14 drives the third sliding block 19 to move on the third transmission shaft 34 according to the clamping and delaying meshing principle, so that the driving motor 21 is driven to move, the cutting blade 22 is driven to move, the purpose of cutting the cutting blade 22 in the horizontal direction is achieved, the circuit board can be cut in multiple directions, and the phenomenon that the circuit board is damaged due to the fact that workers take and place the circuit board for multiple times, friction times between the circuit board and a workbench are increased is avoided;
water is pumped from the water tank 27 to the nozzle 23 through the water pipe 18 by turning on the water pump 26, and then is sprayed to the bottom of the cutting blade 22 through the nozzle 23, and water is sprayed for cooling the high temperature generated when the circuit board is cut.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A cutting machine for producing circuit boards comprises a supporting table (7) fixedly connected with a first support (1) on two sides of the bottom of the supporting table, and is characterized in that a workbench (24) is rotatably installed on the top of the supporting table (7) through a fifth transmission shaft (4), and limiting plates (25) are fixedly connected on two sides of the top of the workbench (24);
a second bracket (12) moving in the horizontal direction is arranged on the outer side of the supporting platform (7), a first transmission shaft (11) is rotatably arranged at the top of the second bracket (12), second transmission shafts (16) are respectively rotatably arranged at two sides of the bottom of the second bracket (12), a first toothed belt (9) and a second toothed belt (15) which are in transmission connection with a second transmission shaft (16) are respectively arranged at two ends of the first transmission shaft (11), a first servo motor (8) in transmission connection with a second transmission shaft (16) is fixedly arranged on one side of the bottom of the second bracket (12), the outer sides of the first toothed belt (9) and the second toothed belt (15) are respectively fixedly connected with a first sliding block (10) and a second sliding block (17), a first guide rod (37) and a second guide rod (33) which respectively penetrate through the first sliding block (10) and the second sliding block (17) are fixedly connected to two sides of the top of the second bracket (12);
be equipped with third slider (19) that move on the horizontal direction between first slider (10) and second slider (17), third slider (19) bottom fixed mounting has driving motor (21), fixed mounting has cutting piece (22) on driving motor's (21) the output shaft.
2. The cutting machine for producing the circuit board according to claim 1, wherein a second servo motor (36) is fixedly installed inside the first sliding block (10), a third transmission shaft (34) is rotatably installed inside the second sliding block (17), straight gears (29) are fixedly installed on output shafts of the third transmission shaft (34) and the second servo motor (36), the two straight gears (29) are in transmission connection through a third toothed belt (14), a third guide rod (13) is fixedly connected between the first sliding block (10) and the second sliding block (17), and a third sliding block (19) penetrating through the third guide rod (13) is fixedly connected to the third toothed belt (14).
3. The cutting machine for producing the circuit board according to claim 1, wherein a fourth transmission shaft (2) is rotatably installed between the first brackets (1) at two sides, a first bevel gear (3) is fixedly installed at the outer side of the fourth transmission shaft (2), and a second bevel gear (5) in meshed connection with the first bevel gear (3) is fixedly installed at the free end of the fifth transmission shaft (4).
4. A cutting machine for producing circuit boards according to claim 3, characterized in that a handle (6) is fixedly connected to one end of the fourth transmission shaft (2).
5. The cutting machine for producing the circuit board according to claim 1, wherein a water tank (27) is arranged on one side of the supporting table (7), a water pipe (18) made of a flexible pipe is communicated with the top of the water tank (27), a water pump (26) is installed between the water tank (27) and the water pipe (18), and the free end of the water pipe (18) is fixedly connected with the third sliding block (19).
6. The cutting machine for producing circuit boards according to claim 5, wherein the free end of the water pipe (18) is connected to a nozzle (23) corresponding to the cutting blade (22).
7. The cutting machine for producing circuit boards as claimed in claim 5, wherein the water pipe (18) and the third slider (19) are fixedly connected by an arc-shaped fixing piece (20).
8. The cutting machine for producing circuit boards as claimed in claim 7, wherein the third slider (19) and the arc-shaped fixing piece (20) are screwed together by a screw.
9. The cutting machine for producing the circuit board according to claim 2, wherein a tooth groove (35) for clamping with a clamping tooth inside the first toothed belt (9) is formed inside the first sliding block (10), a tooth groove (35) for clamping with a clamping tooth inside the second toothed belt (15) is formed inside the second sliding block (17), and a tooth groove (35) for clamping with a clamping tooth inside the third toothed belt (14) is formed inside the third sliding block (19).
10. The cutting machine for producing the circuit board according to claim 1, wherein a third servo motor (28) is fixedly installed on two sides of the supporting table (7), a spur gear (29) is fixedly installed on an output shaft of the third servo motor (28), a rack (30) meshed with the spur gear (29) and connected with the bottom of the second support (12) is fixedly connected, sliding grooves (32) are formed in two sides of the supporting table (7), and a fourth sliding block (31) connected with the sliding grooves (32) in a sliding mode is fixedly connected with the bottom of the second support (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011416609.9A CN112518836A (en) | 2020-12-07 | 2020-12-07 | Cutting machine that production circuit board was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011416609.9A CN112518836A (en) | 2020-12-07 | 2020-12-07 | Cutting machine that production circuit board was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112518836A true CN112518836A (en) | 2021-03-19 |
Family
ID=74997917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011416609.9A Pending CN112518836A (en) | 2020-12-07 | 2020-12-07 | Cutting machine that production circuit board was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112518836A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654287A (en) * | 2022-04-16 | 2022-06-24 | 东莞市开明塑料机械有限公司 | Cutting machine |
-
2020
- 2020-12-07 CN CN202011416609.9A patent/CN112518836A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654287A (en) * | 2022-04-16 | 2022-06-24 | 东莞市开明塑料机械有限公司 | Cutting machine |
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