CN111644682A - High-precision automatic flat plate cutting machine - Google Patents
High-precision automatic flat plate cutting machine Download PDFInfo
- Publication number
- CN111644682A CN111644682A CN202010542087.0A CN202010542087A CN111644682A CN 111644682 A CN111644682 A CN 111644682A CN 202010542087 A CN202010542087 A CN 202010542087A CN 111644682 A CN111644682 A CN 111644682A
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- Prior art keywords
- cutting
- cutting blade
- workbench
- water tank
- flat plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D19/00—Shearing machines or shearing devices cutting by rotary discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D35/00—Tools for shearing machines or shearing devices; Holders or chucks for shearing tools
- B23D35/005—Adjusting the position of the cutting members
- B23D35/007—Adjusting the position of the cutting members for circular cutting members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
Abstract
The invention relates to a high-precision automatic flat plate cutting machine, which comprises a cutting blade and a clamp platform; the cutting piece is driven by a driving device, a locking shaft mechanism used for locking or releasing the cutting piece is connected onto the cutting piece, a cutting piece cooling device is arranged on one side, which is far away from the clamp platform, of the cutting piece, and a feeding mechanism used for driving the cutting piece to move towards the cutting piece is arranged at the bottom of the clamp platform; the bottom of the clamp platform is provided with a feeding mechanism for driving the clamp platform to move towards the cutting blade, the clamp platform is used for clamping a workpiece to be cut, the workpiece is fed at a constant speed accurately through the feeding mechanism, the feeding speed is controllable, and the cutting processing quality is guaranteed.
Description
Technical Field
The invention belongs to the technical field of cutting machines, and particularly relates to a high-precision automatic flat plate cutting machine.
Background
With the development of the modern machining industry, the requirements on the cutting quality and precision are continuously improved, and the requirements on improving the production efficiency, reducing the production cost and having a high-intelligent automatic cutting function are also improved.
In the prior art, a chinese utility model patent with application number of cn201822198777.x discloses a linear guide rail accurate positioning cutting mechanism, which comprises a frame, a cutting assembly and a clamping mechanism, wherein the cutting assembly comprises a driving mechanism and a cutting blade, and comprises a sliding table assembly and a sliding table driving assembly; the sliding table assembly comprises a sliding rail fixed on the rack, a sliding block sliding along the sliding rail and a workbench fixed above the sliding block; the clamping mechanism is fixedly arranged on the workbench, and the cutting blade is vertical to the workbench; the sliding table driving assembly drives the workbench to move towards the cutting edge of the cutting blade; after the clamping mechanism clamps the cut linear rail, the axis of the cut linear rail is vertical to the rotating plane of the cutting blade; cutting unit fixed mounting is in the frame, and fixture wherein needs relevant personnel to revolve to twist the hand wheel and realize pressing from both sides tightly and release, and consuming time and power, work efficiency is not high, and the manual work removes the workstation pay-off, and speed should not control, and the pay-off is too fast easily produces high temperature and damages the cutting piece to influence cutting process quality.
Therefore, a high-precision automatic flat plate cutting machine which saves labor power, improves working efficiency and cutting quality is required to be designed to solve the technical problems faced at present.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the high-precision automatic flat plate cutting machine which saves labor and improves the working efficiency and the cutting quality.
The technical scheme of the invention is as follows: the high-precision automatic flat plate cutting machine comprises a cutting blade and a clamp platform; the cutting piece passes through the drive arrangement drive, be connected with on the cutting piece and be used for its locking or the lock axle mechanism that releases, on the cutting piece with one side that the anchor clamps platform deviates from mutually is provided with cutting piece cooling device, the bottom of anchor clamps platform be provided with its to the feeding mechanism that the cutting piece removed.
The clamp platform is provided with a first workbench and a second workbench which are symmetrical, the first workbench and the second workbench are respectively provided with a stop block and a clamping plate corresponding to the stop block, and the clamping plate is connected with a clamping cylinder for driving the clamping cylinder to be close to or far away from the stop block.
The top of the first workbench and the top of the second workbench are both provided with an adjusting groove which is the same as the telescopic direction of the clamping cylinder, and the clamping cylinder slides along the adjusting groove or is locked with the adjusting groove.
And one sides of the first workbench and the second workbench, which are close to the cutting blade, are provided with chip blocking plates.
The feeding mechanism is provided with a workbench supporting plate arranged below the clamp platform in a sliding mode, a guide rod and a lead screw are arranged below the workbench supporting plate in a parallel mode, a moving plate is connected to the lead screw in a threaded mode and is connected with the guide rod in a sliding mode, the lead screw is driven to rotate through a motor, and the moving plate is fixedly connected with the clamp platform through a workbench connecting plate.
The cutting blade locking mechanism is characterized in that the locking shaft mechanism is provided with a locking shaft support fixedly arranged on one side of the cutting blade and an extension shaft coaxially arranged with the cutting blade, a slide way corresponding to the extension shaft is arranged on the locking shaft support, a limiting block is arranged in the slide way in a sliding mode, one end of the limiting block is provided with a clamping groove matched with the extension shaft, and the other end of the limiting block is provided with a push-pull electromagnet which drives the limiting block to move back and forth along the slide way so as to lock or release the extension shaft.
The cutting blade cooling device is provided with spray heads arranged on two sides of the cutting blade, and a brush contacted with the cutting blade is arranged above the spray heads.
The lower part cover of cutting piece is equipped with the inner chamber, the below of inner chamber is provided with the basin, the top of basin is provided with the basin lid, be provided with the filter screen on the basin lid, the bottom of inner chamber with the corresponding intercommunication of filter screen.
The interior of the water tank is divided into a first water tank, a second water tank and a third water tank, the first water tank is communicated with the top of the second water tank, the second water tank is communicated with the top of the third water tank, and the third water tank is communicated with the spray head through a peristaltic pump.
The high-precision automatic flat plate cutting machine further comprises a laser transmitter corresponding to the cutting piece, and the laser transmitter is used for marking a cutting position on the clamp platform.
The invention has the beneficial effects that:
(1) according to the invention, the main shaft of the cutting blade is locked through the shaft locking mechanism, so that the cutting blade is conveniently detached from the main shaft for replacement;
(2) the bottom of the clamp platform is provided with a feeding mechanism for driving the clamp platform to move towards the cutting blade, the clamp platform is used for clamping a workpiece to be cut, and the workpiece is fed at a constant speed through the feeding mechanism, so that the feeding speed is controllable, and the cutting processing quality is ensured;
(3) the cooling device is used for cooling the cutting blade, and heat generated by the cutting blade in the cutting process is timely dissipated, so that the cutting blade is at a lower temperature, and the normal use and cutting efficiency of the cutting blade are guaranteed.
Drawings
Fig. 1 is a schematic view of the external structure of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
FIG. 3 is a schematic structural view of a jig stage according to the present invention.
Fig. 4 is a schematic structural view of the feeding mechanism of the present invention.
Fig. 5 is a schematic structural view of the shaft locking mechanism of the present invention.
FIG. 6 is a second schematic view of the shaft locking mechanism according to the present invention.
Fig. 7 is a partially enlarged view of a portion a in fig. 2.
Fig. 8 is a schematic structural diagram of a limiting block in the invention.
FIG. 9 is a schematic view of the structure of the water tank and the water tank cover according to the present invention.
FIG. 10 is a schematic view of the structure of the water tank of the present invention.
Detailed Description
The following describes the embodiments of the present invention with reference to the drawings and examples.
As shown in fig. 1 to 7, the high-precision automatic flat plate cutting machine comprises a cutting blade 5 and a clamp platform 3, wherein the cutting blade 5 and the clamp platform 3 are supported and fixed by a frame 1; the cutting blade 5 is driven by the driving device 6, the cutting blade 5 is detachably arranged at one end of the main shaft, the driving device 6 is provided with a motor mounting plate 601 and a motor, the motor is fixed on the motor mounting plate 601 and is in transmission with the main shaft through a belt, the motor drives the main shaft to rotate after being started, the main shaft drives the cutting blade 5 to rotate, a workpiece clamped on the clamp platform 3 is cut, the cutting blade 5 is connected with a shaft locking mechanism 7 for locking or releasing the cutting blade 5, the main shaft of the cutting blade 5 is locked through the shaft locking mechanism 7, the cutting blade 5 is conveniently detached from the main shaft for replacement, a cutting blade cooling device 8 is arranged on one side of the cutting blade 5, which is far away from the clamp platform 3, the cutting blade cooling device 8 is used for cooling the cutting blade 5, heat generated in the cutting process of the cutting blade 5 is timely dissipated, the cutting blade 5 is at a lower temperature, and the normal use and cutting efficiency, the bottom of the clamp platform 3 is provided with a feeding mechanism 4 for driving the clamp platform to move towards the cutting blade 5, the clamp platform 3 is used for clamping a workpiece to be cut, and the workpiece is fed at a constant speed through the feeding mechanism 4, so that the feeding speed is controllable, and the cutting quality is ensured.
As shown in fig. 3, the clamp platform 3 has a first work table 301 and a second work table 302 which are symmetrical, a gap with a width not smaller than the thickness of the cutting blade 5 is reserved between the first work table 301 and the second work table 302, so that the cutting blade 5 can enter the gap to cut the workpiece fixed above the clamp platform 3, the first work table 301 and the second work table 302 are fixedly connected together through a work table connecting member 303 between the ends of the first work table 301 and the second work table 302 which are away from the cutting blade 5, the first work table 301 and the second work table 302 are both provided with a stopper 304 and a clamp plate 305 corresponding to the stopper 304, the clamp plate 305 is connected with a clamp cylinder 306 for driving the clamp plate 305 to approach the stopper 304, the workpiece can be clamped between the clamp plate 305 and the stopper 304 by driving the clamp cylinder 306 to approach the stopper 304, the clamp cylinder 306 drives the clamp plate 305 to move away from the stopper 304, and can release the clamped workpiece, automatic clamping, fixing and releasing of workpieces are achieved, further, in order to adjust the distance between the clamping plate 305 and the stop block 304 of the clamping cylinder 306 in a contraction state, the clamp platform 3 can clamp workpieces with different widths, adjusting grooves 308 are formed in the first workbench 301 and the second workbench 302 below the clamping cylinder 306 along the extension direction of the clamping cylinder 306, each adjusting groove 308 is a T-shaped groove, a T-shaped groove nut is arranged in each adjusting groove, the clamping cylinder 306 is connected with the T-shaped groove nut through a bolt, and the clamping cylinder 306 and the adjusting grooves 308 can be locked by tightening the bolt and the T-shaped groove nut; the bolt and the T-shaped groove nut are loosened, and the clamping cylinder 306 can slide along the adjusting groove 308 through the T-shaped groove nut at the end part of the bolt to adjust the initial distance between the clamping plate 305 and the stop block 304; in addition, two ends of the adjusting groove 308 are provided with circular mounting notches 309, which is convenient for mounting a T-shaped groove nut inside the adjusting groove 308.
In order to avoid the splash of the scraps generated in the cutting process to the tops of the first workbench 301 and the second workbench 302, a scrap blocking plate 307 is arranged on one side of the first workbench 301 and the second workbench 302 close to the cutting blade 5, and the scrap blocking plate 307 is assembled and fixed on the side surfaces of the first workbench 301 and the second workbench 302 through bolts.
As shown in fig. 4, the feeding mechanism 4 has a table support plate 402 slidably disposed below the clamp platform 3, the table support plate 402 is fixed on the frame 1, the clamp platform 3 can slide toward the cutting blade 5 on the table support plate 402, a guide rod 406 and a lead screw 405 are disposed in parallel below the table support plate 402, a moving plate 407 is screwed on the lead screw 405, the moving plate 407 is slidably connected with the guide rod 406, the lead screw 405 is driven by a motor to rotate, the moving plate 407 and the clamp platform 3 are fixedly connected by a table connection plate 410, specifically, a front frame plate 403 and a rear frame plate 404 are symmetrically disposed at the bottom of the table support plate 402, two ends of the guide rod 406 and the lead screw 405 are respectively fixed with the front frame plate 403 and the rear frame plate 404, a lead screw nut 408 threadedly connected with the lead screw 405 and a linear bearing 409 slidably connected with the guide rod 406 are disposed on the moving plate 407, two parallel guide rods 406 are arranged between the front frame plate 403 and the rear frame plate 404, wherein a motor for driving the screw rod 405 to rotate can be a servo motor, and the control precision is high; the motor drives the screw 405 to rotate, the screw 405 drives the moving plate 407 to slide along the guide rod 406, and the moving plate 407 pulls the clamp platform 3 to move along the linear sliding rail 401 through the workbench connecting plate 410, so that the workpiece on the clamp platform 3 moves towards the cutting blade 5 to complete cutting.
As shown in fig. 5 and 6, the cutting blade 5 is rotatably disposed on the motor mounting plate 601 through the main shaft, the lock shaft mechanism 7 has a lock shaft support 703 fixedly disposed on the motor mounting plate 601 at one side of the cutting blade 5 and an extension shaft 701 coaxially disposed with the cutting blade, the lock shaft support 703 is of a Z-shaped structure, the extension shaft 701 is concentrically and fixedly disposed at an end of the main shaft, a slide 705 corresponding to the extension shaft 701 is disposed on the lock shaft support 703, a limit block 704 is slidably disposed inside the slide 705, one end of the limit block 704 is disposed with a slot 7041 matched with the end of the extension shaft 701, and the other end of the limit block 704 is disposed with a push-pull electromagnet 702 for driving the limit block to reciprocate along the slide 705 to lock or release the extension shaft 701; when the push-pull electromagnet 702 drives the limiting block 704 to move towards the direction close to the extension shaft 701 along the slide 705, the end part of the extension shaft 701 is embedded into the clamping groove 7041 of the limiting block 704 to lock the extension shaft 701, namely the main shaft, so that the cutting blade 5 on the main shaft can be conveniently detached for replacement; when the push-pull electromagnet 702 drives the limit block 704 to move along the slide 705 in a direction away from the extension shaft 701, the end of the extension shaft 701 is separated from the inside of the clamping groove 7041 of the limit block 704, the extension shaft 701 is released, and the main shaft returns to rotate freely; specifically, as shown in fig. 8, the limiting block 704 is of a hexagonal prism structure, the slide 705 is of a hexagonal hole structure matched with the limiting block 704, and the limiting block 704 can only slide in a single degree of freedom in the slide 705 but cannot rotate, so that the limiting block is sleeved outside the extension shaft 701 to limit the rotation of the extension shaft 701.
As shown in fig. 7, the cutting blade cooling device has spray heads 801 disposed at both sides of the cutting blade 5, a brush 802 contacting with the cutting blade 5 is disposed above the spray heads 801, the spray heads 801 and the brush 802 are both fixed inside the machine frame 1, the spray heads 801 face the cutting blade 5, when the cutting blade 5 is started, cooling water is sprayed to the cutting blade 5 through the spray heads 801, the cutting blade 5 is cooled, the service life is prolonged, and the cutting efficiency is ensured; the brush 802 can brush the sprayed cooling water uniformly to ensure the cooling effect; specifically, the two spray heads 801 are symmetrically arranged on the cooling main pipe 803, the spray heads 801 are communicated with the cooling main pipe 803, the cooling main pipe 803 is connected with a cooling water source, and cooling water enters the cooling main pipe 803 and then respectively enters the two spray heads 801 and is respectively sprayed to the cutting blade 5 from two sides of the cutting blade 5.
As shown in fig. 6 and 9, the lower part of the cutting blade 5 is sleeved with an inner cavity 9, a water tank 10 is arranged below the inner cavity 9, a water tank cover 11 is arranged at the top of the water tank 10, a filter screen 12 is arranged on the water tank cover 11, the bottom of the inner cavity 9 is correspondingly communicated with the filter screen 12, and cooling water jetted by the spray head 801 flows through the filter screen 12 from the bottom of the inner cavity 9 to filter waste chips in the cooling water, and then enters the water tank to be recycled, so that the waste of the cooling water is avoided.
As shown in fig. 10, the inside of the water tank 10 is divided into a first water tank 17, a second water tank 18 and a third water tank 19 by a first partition plate 14 and a second partition plate 15, the top of the first water tank 17 is communicated with the top of the second water tank 18 by a water permeable hole 6, the top of the second water tank 18 is also communicated with the top of the third water tank 19 by a water permeable hole 16, cooling water for cooling the cutting blade 5 flows into the inner cavity 9, flows through the filter screen 12 from the bottom of the inner cavity 9 and then enters the inside of the first water tank 17, the cooling water fills the first water tank 17 and then enters the second water tank 18 through the water permeable hole 16 on the second partition plate 15, the cooling water fills the second water tank 18 and then enters the third water tank 18 through the water permeable hole 16 on the first partition plate 15, the two sedimentation actions of the first water tank 17 and the second water tank 18 can reduce the content of precipitable impurities in the cooling water entering the third water tank 19, the third water tank, pumping cooling water in the third water tank 19 into the spray head 801 through the peristaltic pump and then spraying the cooling water to the cutting blade 5, wherein a water pumping port 20 is formed in the water tank cover 11 above the third water tank 19, the water inlet end of the peristaltic pump extends into the third water tank 19 from the water pumping port 20 through a hose, and the water outlet end of the peristaltic pump is communicated with the spray head 801; further, the water tank 10 is slidably drawn and pulled inside the rack 1 by a drawer slide 13.
In the above embodiment, as shown in fig. 2, the high-precision automatic flat plate cutting machine further includes a laser emitter 20 corresponding to the cutting blade 5, the laser emitter 20 is fixed on the frame 1, the laser emitter 20 is configured to mark a cutting position on the fixture platform 3, specifically, the laser emitter 20 and the cutting blade 5 are located on a same line, light emitted by the laser emitter 20 irradiates on a workpiece clamped at the top of the fixture platform 3, the position of the light irradiating on the workpiece is a cutting position of the cutting blade 5, when the workpiece is clamped and fixed on the fixture platform 3, the cutting position can be determined by comparing the light position emitted by the laser emitter 20 to adjust the position of the workpiece, so as to ensure the precision of the cutting position.
As shown in figure 1, the top of the frame 1 is hinged with an upper cover 2, the upper cover 2 can be opened by rotating upwards or buckled on the top of the frame 1 downwards, and the upper cover 2 can block waste scraps in the cutting process to avoid the waste scraps from splashing everywhere.
In order to avoid dust generated by cutting from flying around and polluting the workshop environment, one end of the inner cavity 9 is provided with a dust exhaust pipe 21, and the dust exhaust pipe 21 is connected with external dust removal equipment, so that dust generated by cutting can be absorbed and centralized treated in time.
The above-mentioned embodiments only express some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A high-precision automatic flat plate cutting machine is characterized by comprising a cutting blade and a clamp platform; the cutting piece passes through the drive arrangement drive, be connected with on the cutting piece and be used for its locking or the lock axle mechanism that releases, on the cutting piece with one side that the anchor clamps platform deviates from mutually is provided with cutting piece cooling device, the bottom of anchor clamps platform be provided with its to the feeding mechanism that the cutting piece removed.
2. The high precision automatic flat plate cutting machine according to claim 1, characterized in that: the clamp platform is provided with a first workbench and a second workbench which are symmetrical, the first workbench and the second workbench are respectively provided with a stop block and a clamping plate corresponding to the stop block, and the clamping plate is connected with a clamping cylinder for driving the clamping cylinder to be close to or far away from the stop block.
3. The high precision automatic flat plate cutting machine according to claim 2, characterized in that: the top of the first workbench and the top of the second workbench are both provided with an adjusting groove which is the same as the telescopic direction of the clamping cylinder, and the clamping cylinder slides along the adjusting groove or is locked with the adjusting groove.
4. The high precision automatic flat plate cutting machine according to claim 2, characterized in that: and one sides of the first workbench and the second workbench, which are close to the cutting blade, are provided with chip blocking plates.
5. The high precision automatic flat plate cutting machine according to claim 1, characterized in that: the feeding mechanism is provided with a workbench supporting plate arranged below the clamp platform in a sliding mode, a guide rod and a lead screw are arranged below the workbench supporting plate in a parallel mode, a moving plate is connected to the lead screw in a threaded mode and is connected with the guide rod in a sliding mode, the lead screw is driven to rotate through a motor, and the moving plate is fixedly connected with the clamp platform through a workbench connecting plate.
6. The high precision automatic flat plate cutting machine according to claim 1, characterized in that: the cutting blade locking mechanism is characterized in that the locking shaft mechanism is provided with a locking shaft support fixedly arranged on one side of the cutting blade and an extension shaft coaxially arranged with the cutting blade, a slide way corresponding to the extension shaft is arranged on the locking shaft support, a limiting block is arranged in the slide way in a sliding mode, one end of the limiting block is provided with a clamping groove matched with the extension shaft, and the other end of the limiting block is provided with a push-pull electromagnet which drives the limiting block to move back and forth along the slide way so as to lock or release the extension shaft.
7. The high precision automatic flat plate cutting machine according to claim 1, characterized in that: the cutting blade cooling device is provided with spray heads arranged on two sides of the cutting blade, and a brush contacted with the cutting blade is arranged above the spray heads.
8. The high precision automatic flat plate cutting machine according to claim 7, characterized in that: the lower part cover of cutting piece is equipped with the inner chamber, the below of inner chamber is provided with the basin, the top of basin is provided with the basin lid, be provided with the filter screen on the basin lid, the bottom of inner chamber with the corresponding intercommunication of filter screen.
9. The high precision automatic flat plate cutting machine according to claim 8, characterized in that: the interior of the water tank is divided into a first water tank, a second water tank and a third water tank, the first water tank is communicated with the top of the second water tank, the second water tank is communicated with the top of the third water tank, and the third water tank is communicated with the spray head through a peristaltic pump.
10. A high precision automatic flat bed cutting machine according to claim 1, further comprising a laser emitter corresponding to the cutting blade, the laser emitter for marking a cutting position on the jig platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010542087.0A CN111644682A (en) | 2020-06-15 | 2020-06-15 | High-precision automatic flat plate cutting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010542087.0A CN111644682A (en) | 2020-06-15 | 2020-06-15 | High-precision automatic flat plate cutting machine |
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| CN111644682A true CN111644682A (en) | 2020-09-11 |
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| CN202010542087.0A Pending CN111644682A (en) | 2020-06-15 | 2020-06-15 | High-precision automatic flat plate cutting machine |
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| CN112317848A (en) * | 2020-10-30 | 2021-02-05 | 温州博旺联科建筑工程有限公司 | Building material cutting device for building site |
| CN112692905A (en) * | 2020-12-09 | 2021-04-23 | 信丰拓达电子科技有限公司 | Board surface cutting and polishing equipment for circuit board production |
| CN113199079A (en) * | 2021-04-29 | 2021-08-03 | 广东元一科技实业有限公司 | Laminated sheet cutting device |
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| US20150110551A1 (en) * | 2012-06-19 | 2015-04-23 | Nitta Corporation | Structural body for shaft, male member, and female member |
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| CN112317848A (en) * | 2020-10-30 | 2021-02-05 | 温州博旺联科建筑工程有限公司 | Building material cutting device for building site |
| CN112692905A (en) * | 2020-12-09 | 2021-04-23 | 信丰拓达电子科技有限公司 | Board surface cutting and polishing equipment for circuit board production |
| CN113199079A (en) * | 2021-04-29 | 2021-08-03 | 广东元一科技实业有限公司 | Laminated sheet cutting device |
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Application publication date: 20200911 |