CN215431881U - Cutting device - Google Patents
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- CN215431881U CN215431881U CN202121790959.1U CN202121790959U CN215431881U CN 215431881 U CN215431881 U CN 215431881U CN 202121790959 U CN202121790959 U CN 202121790959U CN 215431881 U CN215431881 U CN 215431881U
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Abstract
The utility model relates to the technical field of steel plate processing, and discloses a cutting device which comprises a transmission device, a detection device, a measurement device and a cutting machine, wherein the transmission device is used for transmitting a to-be-cut object, the cutting machine is erected above the transmission device and can move in the plane of the transmission device, one side of the transmission device is provided with a plurality of groups of detection devices, the plurality of groups of detection devices can respectively detect the side edge position of the to-be-cut object on the transmission device, so that the inclination angle of the to-be-cut object is obtained, the measurement device is arranged at the feeding end of the transmission device and can measure the length of the to-be-cut object on the transmission device, and the cutting machine can rapidly reach the to-be-cut object to accurately cut the to-be-cut object according to the inclination angle and the length of the to-be-cut object detected by the detection system and the measurement system. The technical scheme provided by the utility model is simple to operate, can quickly position the object to be cut, effectively improves the cutting efficiency of the object to be cut, and meets the production requirement of quickly cutting the object to be cut.
Description
Technical Field
The utility model relates to the technical field of steel plate processing, in particular to a cutting device.
Background
When steel plates are produced in an iron and steel plant, tempering treatment needs to be carried out on the steel plates, the steel plates coming out of the tempering furnace are cut at a fixed length rapidly, one steel plate can be finished by the tempering furnace every three minutes, the steel plates are not allowed to pause in the production process, and the cutting system is required to process one steel plate within three minutes. The steel plate cutting equipment used in the prior art has the disadvantages of low automation degree, complex steel plate position adjusting step and long time, and the steel plate cutting efficiency is low, so that the production requirement of rapid cutting of the steel plate is difficult to meet.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cutting device which can quickly position a steel plate, has high automation degree and improves the cutting efficiency of the steel plate.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a cutting device, comprising:
a transport device configured to transport a work piece to be cut;
the detection devices are arranged on the side part of the transmission device, and are configured to detect the side positions of the objects to be cut respectively so as to acquire the inclination angle of the objects to be cut;
a measuring device arranged at the feeding end of the conveying device, wherein the measuring device is configured to measure the length of the object to be cut on the conveying device; and
the cutting machine is erected above the conveying device and can move along a cutting track obtained according to the inclination angle and the length of the object to be cut.
As a preferable scheme of the above cutting device, the plurality of groups of detection devices are uniformly arranged on the same side of the conveying device.
As a preferable aspect of the above cutting device, the detecting device includes:
the supporting structure is arranged on the side part of the conveying device; and
the position detection assembly is connected with the supporting structure in a sliding mode, the sliding direction of the position detection assembly is perpendicular to the conveying direction of the conveying device, and the position detection assembly is configured to detect the position of the side edge of the to-be-cut object.
As a preferable aspect of the above cutting device, the support structure includes:
a first bracket; and
and one end of the linear sliding table is connected to the first support, the linear sliding table extends along the transmission direction perpendicular to the transmission device, and the position detection assembly is arranged on the linear sliding table in a sliding manner.
As an optimal scheme of the cutting device, the detection device further comprises a zero position sensor, the zero position sensor is arranged on the linear sliding table, a plurality of groups of zero position sensors of the detection device are arranged on the same straight line parallel to the side edge of the transmission device, and the position detection assembly is in an initial state and is abutted to the corresponding zero position sensor.
As a preferable aspect of the above cutting device, the measuring device includes:
a second bracket;
the measuring wheel assembly is rotatably connected with the second bracket and can abut against the lower surface of the object to be cut; and
and the counter counts the number of revolutions of the measuring wheel assembly to obtain the length of the to-be-cut object.
As a preferable aspect of the above cutting device, the measuring device further includes:
the elastic buffer structure is arranged between the measuring wheel assembly and the second bracket, the measuring wheel assembly can rotate relative to the elastic buffer structure, and the measuring wheel assembly is configured to be pressed by the object to be cut so as to elastically press the elastic buffer structure against the second bracket; and
a sensor configured to detect a change in an elastic force of the elastic buffer structure to detect a change in a state in which the work piece is pressed against or separated from the measuring wheel assembly.
As a preferable aspect of the above cutting device, the cutting device further includes:
a first guide rail assembly extending in a conveying direction of the conveyor; and
and the second guide rail assembly is arranged on the first guide rail assembly in a sliding manner, is positioned above the conveying device and extends along the conveying direction vertical to the conveying device, and the cutting machine is arranged on the second guide rail assembly in a sliding manner.
As a preferable aspect of the above cutting device, the first rail assembly includes:
the two sets of first guide rails are respectively located on two sides of the conveying device, and two ends of the second guide rail assembly are respectively connected with the first guide rails in a sliding mode.
As a preferable aspect of the above cutting device, the conveying device includes:
the two support frames are arranged at intervals; and
and the rollers are arranged between the two support frames in parallel and are arranged perpendicular to the support frames.
The utility model has the beneficial effects that:
the utility model provides a cutting device, which comprises a transmission device, a detection device, a measurement device and a cutting machine, wherein the transmission device is used for transmitting a to-be-cut object, the cutting machine is erected above the transmission device and can move in the plane of the transmission device, a plurality of groups of detection devices are arranged on one side of the transmission device and can detect the edge position of the to-be-cut object on the transmission device, so that the inclination angle of the to-be-cut object is calculated, the measurement device can measure the length of the to-be-cut object, and the cutting machine can rapidly reach the to-be-cut object according to the position information of the to-be-cut object detected by the detection device and the measurement device to accurately cut the to-be-cut object. The technical scheme provided by the utility model is simple to operate, can quickly position the object to be cut, does not need to adjust the position of the object to be cut, effectively improves the cutting efficiency of the object to be cut, and meets the production requirement of quickly cutting the object to be cut.
Drawings
FIG. 1 is a schematic view of the overall structure of a cutting device according to the present invention;
FIG. 2 is a schematic view of the overall structure of the cutting device according to the present invention;
FIG. 3 is a schematic structural diagram of a detecting device of the cutting device provided by the present invention;
fig. 4 is a schematic structural diagram of a measuring device of the cutting device provided by the utility model.
In the figure:
1. a transmission device; 11. a support frame; 12. a drum;
2. a detection device; 21. a support structure; 211. a first bracket; 212. a linear sliding table; 23. a servo motor; 24. a position detection component; 241. a detection sensor; 242. a slider; 25. a zero sensor;
3. a measuring device; 31. a second bracket; 311. mounting holes; 32. a measuring wheel assembly; 321. a measuring wheel; 322. installing a shaft; 33. a sensor; 34. an elastic buffer structure;
4. a cutter;
5. a first rail assembly; 51. a first guide rail;
6. a second rail assembly; 61. a second guide rail; 62. and (4) connecting the blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
When steel plates are produced in an iron and steel plant, tempering treatment needs to be carried out on the steel plates, the steel plates coming out of the tempering furnace are cut at a fixed length rapidly, one steel plate can be finished by the tempering furnace every three minutes, the steel plates are not allowed to pause in the production process, and the cutting system is required to process one steel plate within three minutes. The steel plate cutting equipment used in the prior art has the disadvantages of low automation degree, complex steel plate position adjusting step and long time, and the steel plate cutting efficiency is low, so that the production requirement of rapid cutting of the steel plate is difficult to meet.
In order to solve the above problems, as shown in fig. 1-2, the present embodiment provides a cutting device, which can quickly position the position of the steel plate, without adjusting the position of the steel plate, and improve the cutting efficiency of the steel plate, so as to meet the production requirement of quick cutting of the steel plate. The cutting device is not limited to cutting the steel plate, and can also cut other plate-shaped structures according to actual conditions. The cutting device comprises a transmission device 1, and the transmission device 1 is used for receiving the steel plate which is tempered by the tempering furnace.
Specifically, the conveying device 1 includes two support frames 11 and rollers 12, the two support frames 11 are arranged in parallel at intervals, and the plurality of rollers 12 are arranged in parallel between the two support frames 11 and are perpendicular to the support frames 11. The steel plate is laid on a plurality of rollers 12, and the movement of the steel plate is realized by the rolling of the rollers 12.
Further, the rollers 12 are driven to rotate by motors, in the embodiment, one motor drives one roller 12 to rotate, the rollers 12 are connected with a motor shaft, and the rotating speeds of all the motors are set to be the same so as to ensure that the rotating speed of each roller 12 is the same, thereby ensuring that the steel plates are stably transmitted on the rollers 12. In practical applications, a belt drive or a chain drive may be used to drive the plurality of rollers 12 to rotate by one motor, but not limited thereto.
The cutting device further comprises a cutting machine 4, the cutting machine 4 is erected above the conveying device 1, the cutting machine 4 is used for cutting the steel plate conveyed on the conveying device 1, in order to cut the steel plate by the cutting machine 4, the cutting device further comprises a first guide rail assembly 5 and a second guide rail assembly 6, the first guide rail assembly 5 extends along the conveying direction of the conveying device 1, the second guide rail assembly 6 is arranged above the conveying device 1 in a sliding mode and extends along the conveying direction perpendicular to the conveying device 1, the cutting machine 4 is arranged on the second guide rail assembly 6 in a sliding mode, and the cutting machine 4 can freely move in the direction perpendicular to the conveying direction of the steel plate by sliding on the second guide rail assembly 6 through the cutting machine 4; the second guide rail assembly 6 drives the cutting machine 4 to slide on the first guide rail assembly 5, so that the cutting machine 4 can freely move along the steel plate conveying direction; when the cutting machine 4 moves in the direction vertical to the steel plate conveying direction and in the steel plate conveying direction at the same time, the cutting machine 4 can cut in all directions of the plane of the steel plate.
Specifically, the first guide rail assembly 5 includes two sets of first guide rails 51, the two sets of first guide rails 51 are respectively located at two sides of the transmission device 1, and two ends of the second guide rail assembly 6 are respectively connected with the one set of first guide rails 51 in a sliding manner, so that the two sets of first guide rails 51 and the second guide rail assembly 6 form a gantry structure, and the movement of the second guide rail assembly 6 is more stable.
As shown in fig. 1, the second guide rail assembly 6 includes a second guide rail 61 and a connecting block 62, both ends of the second guide rail 61 are connected with a connecting block 62, the upper end of the connecting block 62 is connected with the second guide rail 61, the lower end is connected with the corresponding first guide rail 51 in a sliding manner, the connecting block 62 is arranged to support the second guide rail 61, so that a certain distance is formed between the cutting machine 4 positioned on the second guide rail assembly 6 and a steel plate, and the steel plate is prevented from interfering with the movement of the cutting machine 4.
As shown in fig. 1, the cutting device further includes a detection device 2 and a measurement device 3, the detection device 2 is provided with a plurality of groups, the plurality of groups of detection devices 2 are arranged at the side portion of the transmission device 1, the plurality of groups of detection devices 2 respectively detect the side positions of the steel plates, because the steel plate is of a rectangular structure, the inclination angle of the steel plate can be obtained according to the position of a certain side of the steel plate, the measurement device 3 is arranged at the feeding end of the transmission device 1 and is used for measuring the length of the steel plate on the transmission device 1, and the cutting machine 4 can move along the cutting track obtained according to the inclination angle and the length of the steel plate.
According to the length of the steel plate measured by the steel plate side position and the measuring device 3 detected by the detecting device 2, the steel plate can be rapidly positioned, and the cutting machine 4 rapidly reaches the steel plate to be cut to accurately cut the steel plate.
For the rational arrangement of detection device 2, multiunit detection device 2 evenly sets up in same one side of transmission device 1, and the distance between two adjacent detection device 2 is less than the length of steel sheet to can detect the position of two points of steel sheet side at least, thereby calculate the inclination of steel sheet. Of course, the detection devices 2 may be disposed on both sides of the conveying device 1, and the positions of the two opposite sides of the steel plate may be detected by the detection devices 2 on both sides of the conveying device 1, so as to obtain the inclination angle of the steel plate. In this embodiment, the plurality of sets of detecting devices 2 are disposed on the same side of the transmission device 1.
Alternatively, when the side edge position of the steel plate is detected by the detection device 2, the detection devices 2 may be turned on simultaneously, and the inclination angle of the steel plate may be obtained from the detection result of the detection device 2 that can detect the side edge of the steel plate.
When the distance between two adjacent sets of detection device 2 is far less than the length of steel sheet, if open a plurality of detection device 2 simultaneously and certainly have some detection device 2 and can't detect the steel sheet, consequently cause the waste of resource. In this embodiment, the detection device 2 for detecting the relative position to the steel plate is started based on the length of the steel plate measured by the measurement device 3, and the inclination angle of the steel plate is obtained from the detection result of the detection device 2 for detecting the relative position to the steel plate.
Further, when the number of the detection devices 2 opposite to the steel plate is larger than two, only two detection devices 2 close to two ends of the steel plate can be started, and other detection devices 2 are kept in a standby state and do not perform detection actions, so that the working time of the detection devices 2 is effectively shortened, and the service life is prolonged.
Further, as shown in fig. 3, the detecting device 2 includes a supporting structure 21 and a position detecting assembly 24, the supporting structure 21 is disposed at a side portion of the conveying device 1, the position detecting assembly 24 is slidably connected to the supporting structure 21, a sliding direction of the position detecting assembly 24 is perpendicular to a conveying direction of the conveying device 1, and the position detecting assembly 24 slides along the supporting structure 21, and when the position detecting assembly 24 abuts against the steel plate, the steel plate is moved to a position, so as to detect a position of a side edge of the steel plate. The inclination degree of the steel plate can be obtained according to the positions of the position detection assemblies 24 on the same side.
Further, bearing structure 21 includes first support 211 and sharp slip table 212, and the one end and the first support 211 of sharp slip table 212 are connected, and extend along the transmission direction of perpendicular to transmission device 1, and position detection subassembly 24 slides and sets up on sharp slip table 212, and the one end of keeping away from transmission device 1 of sharp slip table 212 is connected with servo motor 23, and servo motor 23 can drive position detection subassembly 24 and slide along sharp slip table 212.
Further, the position detecting assembly 24 includes a detecting sensor 241 and a slider 242, the detecting sensor 241 is disposed on the slider 242, the slider 242 is connected to the linear sliding table 212 and can slide along the linear sliding table 212, and the detecting sensor 241 stops when detecting the side edge of the steel plate and records the moving distance. In this embodiment, the device for detecting the edge of the steel plate is the detection sensor 241, and in an actual situation, other devices capable of achieving the detection function may be adopted, which is not limited.
Further, the detection device 2 further includes a zero position sensor 25, the zero position sensor 25 is disposed on the linear sliding table 212, the zero position sensors 25 of the multiple sets of detection devices 2 are disposed on the same straight line parallel to the side of the transmission device 1, and the position detection assembly 24 abuts against the corresponding zero position sensor 25 in the initial state. The initial position of the position detecting assembly 24 is defined as a zero point, the connecting lines of the plurality of sets of detecting assemblies form a reference line, and the edges of the steel plate detected by the at least two sets of detecting sensors 241 form a line (i.e., the side edges of the steel plate), so as to determine the inclination angle of the steel plate relative to the reference line.
As shown in fig. 4, the measuring device 3 includes a second bracket 31, a measuring wheel assembly 32 and a counter (not shown), the measuring wheel assembly 32 is rotatably connected to the second bracket 31 and can abut against the lower surface of the object to be cut, and the counter counts the number of revolutions of the measuring wheel assembly 32 to obtain the length of the object to be cut.
Further, the measuring wheel assembly 32 comprises a measuring wheel 321 and a mounting shaft 322, a mounting hole 311 is formed in the second bracket 31, and the mounting shaft 322 is mounted in the mounting hole 311, so as to realize the rotational connection between the measuring wheel 321 and the second bracket 31.
Furthermore, the measuring device 3 further includes an elastic buffer structure 34 and a sensor 33, the elastic buffer structure 34 is disposed between the measuring wheel assembly 32 and the second support 31, the measuring wheel assembly 32 can rotate relative to the elastic buffer structure 34, and the measuring wheel assembly 32 can be pressed by the steel plate to elastically press the elastic buffer structure 34 against the second support 31; the sensor 33 is capable of detecting a change in the spring force of the spring buffer structure 34 to detect a change in the state in which the steel plate is pressed against or removed from the measuring wheel assembly 32.
The elastic buffer structure 34 is arranged at the bottom of the mounting hole 311, the mounting shaft 322 abuts against the upper side of the elastic buffer structure 34, when the steel plate starts to be transmitted and abuts against the measuring wheel 321, the elastic buffer structure 34 is compressed along with the steel plate, the sensor 33 receives a stress compression signal of the elastic buffer structure 34 and transmits a signal that the steel plate starts to be transmitted to the counter, and the counter starts to count; when the steel plate is finished transmitting and leaves the measuring wheel 321, the elastic buffer structure 34 rebounds along with the steel plate, the sensor 33 receives the rebounding signal of the elastic buffer structure 34 and transmits the signal of finishing the transmission of the steel plate to the counter, the counter finishes counting, and the length of the steel plate transmitted at this time is obtained according to the obtained number of revolutions of the measuring wheel 321 and the radius of the measuring wheel 321 of the counter.
In this embodiment, the elastic buffer structure 34 is a spring, and in practical cases, other elastic members may be used, and any parts capable of playing a buffering role may be used, without limitation.
The working principle is as follows:
the transmission device 1 is started, and the steel plate is output from the tempering process and is input to the transmission device 1 from the feeding end of the transmission device 1;
when the steel plate passes through the measuring wheel assembly 32 of the measuring device 3, the steel plate presses against the measuring wheel assembly 32 to compress the elastic buffer structure 34, the measuring wheel assembly 32 detects that the steel plate starts to input, the sensor 33 receives a stress compression signal of the elastic buffer structure 34 and simultaneously transmits a signal that the steel plate starts to input to the counter, and the counter starts to count;
when the steel plate leaves the measuring wheel assembly 32 of the measuring device 3, the elastic buffer structure 34 rebounds, the measuring wheel assembly 32 detects the end input of the steel plate, the sensor 33 receives a stress rebounding signal of the elastic buffer structure 34, simultaneously transmits the end input signal of the steel plate to the counter, the counter stops counting, the revolution number of the measuring wheel 321 is obtained, and therefore the length of the steel plate is obtained through calculation;
starting the corresponding detection device 2 according to the length of the steel plate, moving the position detection assembly 24 along the linear sliding table 212 to the direction of the steel plate, when the detection sensor 241 is abutted to the steel plate, moving the detection sensor to the position in place, detecting the side position of the steel plate, and calculating the inclination angle of the steel plate;
the cutter 4 moves along a trajectory determined according to the length and the inclination angle of the steel plate, and cuts according to the cutting trajectory.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the utility model. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A cutting device, comprising:
a transport device (1) configured to convey a material to be cut;
the detection devices (2) are arranged in multiple groups, the detection devices (2) are arranged on the side part of the transmission device (1), and the detection devices (2) are configured to detect the side positions of the objects to be cut respectively so as to obtain the inclination angle of the objects to be cut;
a measuring device (3) arranged at the feed end of the transport device (1), the measuring device (3) being configured to measure the length of the object to be cut on the transport device (1); and
the cutting machine (4) is erected above the conveying device (1), and the cutting machine (4) can move along a cutting track obtained according to the inclination angle and the length of the object to be cut.
2. Cutting device according to claim 1, characterized in that a plurality of groups of said detection devices (2) are uniformly arranged on the same side of said conveying device (1).
3. The cutting device according to claim 1, characterized in that the detection device (2) comprises:
-a support structure (21) arranged at the side of the transport device (1); and
a position detection assembly (24) slidably connected to the support structure (21), the sliding direction of the position detection assembly (24) being perpendicular to the conveying direction of the conveyor (1), the position detection assembly (24) being configured to detect the position of the side of the article to be cut.
4. A cutting device according to claim 3, wherein the support structure (21) comprises:
a first bracket (211); and
and one end of the linear sliding table (212) is connected to the first support (211), the linear sliding table (212) extends along the transmission direction perpendicular to the transmission device (1), and the position detection assembly (24) is arranged on the linear sliding table (212) in a sliding manner.
5. The cutting device according to claim 4, characterized in that the detection device (2) further comprises a zero sensor (25), the zero sensors (25) are arranged on the linear sliding table (212), the zero sensors (25) of a plurality of sets of the detection devices (2) are arranged on the same straight line parallel to the side of the transmission device (1), and the position detection assembly (24) abuts against the corresponding zero sensor (25) in the initial state.
6. The cutting device according to claim 1, characterized in that the measuring device (3) comprises:
a second bracket (31);
the measuring wheel assembly (32) is rotatably connected with the second bracket (31) and can abut against the lower surface of the object to be cut; and
a counter for counting the number of revolutions of the measuring wheel assembly (32) to obtain the length of the work piece.
7. The cutting device according to claim 6, wherein the measuring device (3) further comprises:
an elastic buffer structure (34) arranged between the measuring wheel assembly (32) and the second bracket (31), wherein the measuring wheel assembly (32) can rotate relative to the elastic buffer structure (34), and the measuring wheel assembly (32) is configured to be pressed by the object to be cut to elastically press the elastic buffer structure (34) against the second bracket (31); and
a sensor (33) configured to detect a change in the spring force of the resilient buffer structure (34) to detect a change in the state of the work piece pressed against or removed from the measuring wheel assembly (32).
8. The cutting device of any one of claims 1-7, further comprising:
a first guide rail assembly (5) extending in the conveying direction of the conveyor (1); and
the second guide rail assembly (6) is arranged on the first guide rail assembly (5) in a sliding mode, the second guide rail assembly (6) is located above the conveying device (1) and extends along the direction perpendicular to the conveying direction of the conveying device (1), and the cutting machine (4) is arranged on the second guide rail assembly (6) in a sliding mode.
9. The cutting device according to claim 8, characterized in that said first guide assembly (5) comprises:
two sets of first guide rail (51), two sets of first guide rail (51) are located respectively transmission device (1)'s both sides, the both ends of second guide rail subassembly (6) respectively with a set of first guide rail (51) sliding connection.
10. The cutting device according to any one of claims 1 to 7, characterized in that the transport device (1) comprises:
the two support frames (11) are arranged at intervals; and
the rollers (12) are arranged between the two support frames (11) in parallel, and the rollers (12) are perpendicular to the support frames (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121790959.1U CN215431881U (en) | 2021-08-03 | 2021-08-03 | Cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121790959.1U CN215431881U (en) | 2021-08-03 | 2021-08-03 | Cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215431881U true CN215431881U (en) | 2022-01-07 |
Family
ID=79691009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121790959.1U Active CN215431881U (en) | 2021-08-03 | 2021-08-03 | Cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215431881U (en) |
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2021
- 2021-08-03 CN CN202121790959.1U patent/CN215431881U/en active Active
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