CN116214740B - Cutting device for MLCC production and deviation correcting method thereof - Google Patents
Cutting device for MLCC production and deviation correcting method thereof Download PDFInfo
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- CN116214740B CN116214740B CN202310406124.9A CN202310406124A CN116214740B CN 116214740 B CN116214740 B CN 116214740B CN 202310406124 A CN202310406124 A CN 202310406124A CN 116214740 B CN116214740 B CN 116214740B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 241
- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 76
- 238000007599 discharging Methods 0.000 claims description 15
- 230000004044 response Effects 0.000 claims description 14
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 abstract description 10
- 239000003985 ceramic capacitor Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012937 correction Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 15
- 230000032258 transport Effects 0.000 description 14
- 238000004590 computer program Methods 0.000 description 10
- 238000003860 storage Methods 0.000 description 8
- 101150038956 cup-4 gene Proteins 0.000 description 7
- 238000001514 detection method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 238000003698 laser cutting Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
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- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/005—Devices for the automatic drive or the program control of the machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
- B28D7/046—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work the supporting or holding device being of the vacuum type
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Abstract
The invention relates to the technical field of ceramic capacitor production, in particular to a cutting device for MLCC production and a deviation correcting method thereof, wherein the device comprises a feeding mechanism and a cutting assembly, a deviation correcting platform is arranged between the feeding mechanism and the cutting assembly, and the deviation correcting platform comprises a bearing plate, a Y-axis driving mechanism for driving the bearing plate to horizontally face and be far away from the feeding mechanism and a first CCD camera device for detecting the position of a workpiece; the utility model provides a work piece transportation subassembly is provided with between the platform of rectifying with cutting assembly, work piece transportation subassembly includes work piece transportation sucking disc, and is used for the drive work piece transportation sucking disc be in rectify the platform with horizontal movement's X axle actuating mechanism between the cutting assembly, cutting assembly includes cutting table and cutting member, the cutting member is located cutting table top, the cutting table is provided with the drive cutting table horizontal rotation's rotating member, this application has the effect that promotes cutting device's rectifying efficiency.
Description
Technical Field
The invention relates to the technical field of ceramic capacitor production, in particular to a cutting device for MLCC production and a deviation rectifying method thereof.
Background
At present, when manufacturing ceramic capacitors, a cutter is required to cut the bar, and with the continuous development of electronic products, the size of the ceramic capacitors is required to be higher.
Publication number CN106825939a discloses a laser cutting device for flexible display, comprising a body structure, a carrier, a detection positioning mechanism, a laser cutting mechanism and a control system; the left side and the right side of the carrying platform are provided with a feeding mechanism and a receiving mechanism which comprise a vacuum sucker, a conveying motor and a bin, and the bottom of the bin is provided with an electric ejector rod; the lower part of the carrying platform is connected with a workbench, a servo rotating mechanism which can rotate the carrying platform relative to the workbench is arranged at the joint of the carrying platform and the workbench, and a servo motor which can linearly move the workbench back and forth is arranged below the workbench; the detection positioning mechanism is a CCD detector and is provided with a motor which can drive the CCD to move, find a mark point and automatically focus; an automatic feeding and receiving mechanism is arranged to replace manual operation, so that the production quality is improved, and the CCD detector and the linear driving servo motor realize automatic alignment detection; the laser cutting mechanism is arranged, high-speed precise cutting is realized, detection is accurate, intelligent identification is realized, cutting precision is high, and products with various sizes can be cut.
The prior art solutions described above have the following drawbacks:
when cutting the bar, if the CCD detector detects that the position of the workpiece deviates, the work table can be controlled to rotate according to the angle of the workpiece deviation to be processed at the moment after the previous workpiece is processed, and the position of the cutter is adjusted, so that the cutting efficiency is lower, and therefore, the improvement space is left.
Disclosure of Invention
In order to improve the deviation rectifying efficiency of the cutting device, the application provides a cutting device for MLCC production and a deviation rectifying method thereof.
The first object of the present invention is achieved by the following technical solutions:
the cutting device for the MLCC production comprises a feeding mechanism and a cutting assembly, a correction platform is arranged between the feeding mechanism and the cutting assembly, and comprises a bearing plate, a Y-axis driving mechanism for driving the bearing plate to horizontally face and be far away from the feeding mechanism, and a first CCD (charge coupled device) camera for detecting the position of a workpiece; the utility model discloses a cutting machine, including cutting assembly, work piece transportation subassembly, the platform of rectifying with be provided with work piece transportation subassembly between the cutting assembly, work piece transportation subassembly includes work piece transportation sucking disc, and is used for the drive work piece transportation sucking disc be in rectifying the platform with X axle actuating mechanism of horizontal movement between the cutting assembly, the cutting assembly includes cutting table and cutting piece, the cutting piece is located the cutting table top, the cutting table is provided with the drive cutting table horizontal rotation's rotating member.
Through adopting above-mentioned technical scheme, be provided with the platform of rectifying before feed mechanism and cutting assembly, can utilize the bearing plate and the Y axle actuating mechanism of platform of rectifying to rectify the skew of the barlock Y axle direction of treating the cutting at the in-process of motion, utilize the work piece transportation sucking disc between platform and the cutting assembly of rectifying to rectify at the X axle direction skew of the barlock of transportation waiting to cut simultaneously, thereby make the in-process of cutting the barlock to preceding piece at the cutting assembly, can rectify according to the skew of X axle direction and the Y axle direction of the barlock of waiting to cut of first CCD camera device, only need to accomplish when cutting the barlock of waiting to cut on the cutting table, rectify the angle of barlock, thereby greatly promoted the efficiency of rectifying.
The present application may be further configured in a preferred example to: the feeding mechanism comprises a discharging bin with an opening at the upper part, and a feeding sucker arranged above the discharging bin, when the feeding sucker is positioned at an initial position, a gap is reserved between the feeding sucker and the vertical direction of the discharging bin, the Y-axis driving mechanism drives the bearing plate to move towards the feeding mechanism and bear a workpiece, the bearing plate is positioned between the gaps, and the projection position of the bearing plate covers the projection position of the feeding sucker.
Through adopting above-mentioned technical scheme, can control and hold the board and move between material loading sucking disc and the blowing storehouse to can hold the board and accept corresponding bar when the material loading sucking disc will wait to cut bar and take out from the blowing storehouse, and then can hold the board and have accepted the bar at Y axle actuating mechanism drive and hold the board after, rectify the deviation of bar Y axle direction.
The present application may be further configured in a preferred example to: the Y-axis driving mechanism comprises a driving motor and a threaded rod, wherein the threaded rod is positioned below the bearing plate and is coaxially connected with an output shaft of the driving motor, the bearing plate is provided with a fixing ring, and the fixing ring is in threaded connection with the threaded rod.
Through adopting above-mentioned technical scheme, through the structure of threaded rod and solid fixed ring, can drive the direction motion that the joint board is close to and keeps away from feed mechanism through driving motor's rotation.
The present application may be further configured in a preferred example to: the cutting piece comprises a cutter, a second CCD camera device and a cutter driving piece, wherein the cutter driving piece is used for driving the cutter to move towards and away from the direction of the cutting table, and the second CCD camera device is fixed on one side of the length direction of the cutter.
Through adopting above-mentioned technical scheme, through the setting of second CCD camera device, can control the cutter and cut according to the epaxial bar of cutting table accurately.
The present application may be further configured in a preferred example to: and a camera of the second CCD camera device faces the cutting table.
Through adopting above-mentioned technical scheme, the camera direction of second CCD camera device is towards the cutting board, can clearly discern the concrete position of waiting to cut the bar to the precision of cutting has been promoted.
The second object of the present invention is achieved by the following technical solutions:
the deviation rectifying method applied to the device comprises the following steps:
acquiring a bar block cutting instruction and generating a receiving board receiving instruction;
acquiring a block position image of a block on a receiving plate, and calculating block offset data according to the block position image, wherein the block offset data comprises Y-axis offset data, X-axis offset data and angle offset data;
generating Y-axis driving adjustment quantity according to the Y-axis offset data so as to control the Y-axis driving mechanism to adjust the position of the bar block according to the Y-axis driving adjustment quantity when driving the bearing plate to move in the direction away from the feeding mechanism;
when a transport sucker adsorption message is acquired, generating an X-axis driving adjustment amount according to the X-axis offset data so as to control the X-axis driving mechanism to drive the workpiece transport sucker to transport the bar block to the cutting table, and adjusting the position of the bar block according to the X-axis driving adjustment amount;
when an idle message of the cutting table is acquired, generating a rotation amount of the cutting table according to the angle offset data so as to control the rotating piece to drive the cutting table to horizontally rotate, and adjusting the angle of the bar block according to the rotation amount of the cutting table;
and acquiring a bar block deviation rectifying response message corresponding to the bar block deviation data, and generating a bar block cutting instruction.
Through adopting above-mentioned technical scheme, when the bar piece to be cut is cut, the control accepts the board and holds the bar piece that the material loading sucking disc adsorbed, and through the position of obtaining the bar piece on accepting the board, calculate and obtain the offset data of bar piece Y axle, X axle and angle, thereby can be when accepting the board and move to keeping away from the material loading subassembly direction, according to Y axle offset data adjust, in the in-process of adsorbing the work piece with work piece transportation sucking disc and transporting to the cutting platform, adjust X axle offset data, thereby at the bar piece that waits to cut from the second, just can just accomplish the adjustment to this bar piece X axle and Y axle direction before the bar piece is transported to the cutting platform from the feed bin, promptly in the in-process that the preceding bar piece is cutting, simultaneously, when preceding bar piece is accomplished cutting and the cutting platform is idle, thereby the setting up of rectifying platform is gone on, so that in the in-process of cutting the bar piece with the work piece transportation sucking disc, the work piece is synchronous to the next bar piece, and rectifying efficiency when rectifying the bar piece has been rectified.
The present application may be further configured in a preferred example to: the method comprises the steps of obtaining a block position image of a block on a receiving plate, and calculating block offset data according to the block position image, wherein the block offset data comprise Y-axis offset data, X-axis offset data and angle offset data, and specifically comprises the following steps:
acquiring a bar block position frame from the bar block position image, and acquiring a preset bar block position reference frame;
and comparing the bar block position frame with the bar block position reference frame, and calculating to obtain the bar block offset data according to the comparison result.
Through adopting above-mentioned technical scheme, through generating the bar position frame to the bar position image on the board that holds to can take out from the blowing storehouse and place on holding the board and at the in-process that preceding piece bar was cutting, just can compare with the bar position reference frame, thereby calculate bar offset data, promoted the efficiency of rectifying.
The present application may be further configured in a preferred example to: before the block position frame is obtained from the block position image and the preset block position reference frame is obtained, the deviation rectifying method comprises the following steps:
acquiring bar block production demand data, and acquiring a workpiece reference frame to be processed from the bar block production demand data;
acquiring the current position of a cutting device, and calculating reference frame position data according to the reference frame of the workpiece to be processed and the current position of the cutting device;
and acquiring the bar block position reference frame according to the reference frame position data.
By adopting the technical scheme, before the bar to be cut is cut, the bar production demand data is read, the workpiece reference frame to be processed can be generated according to the outline of the actual bar to be cut, and the corresponding bar position reference frame can be appointed according to the workpiece reference frame to be processed, so that the comparison is convenient when the bar is cut subsequently; meanwhile, the current position of the cutting device is obtained, and the optimal movement route can be calculated based on the current position of the cutting device, so that the cutting efficiency is improved.
The present application may be further configured in a preferred example to: the step of obtaining the bar deviation rectifying response message corresponding to the bar deviation data to generate a bar cutting instruction specifically comprises the following steps:
acquiring a current image of the bar block according to the bar block deviation correcting response message;
and generating a bar block cutting instruction according to the current bar block image.
Through adopting above-mentioned technical scheme, according to the current image of bar, can acquire the concrete position of bar on the cutting bench to can promote the accuracy of bar cutting instruction.
The present application may be further configured in a preferred example to: the generating a bar block cutting instruction according to the current image of the bar block specifically includes:
identifying a cutting positioning image from the current image of the bar block, and acquiring cutting positioning position data from the cutting positioning image;
and generating the bar block cutting instruction according to the cutting positioning data.
Through adopting above-mentioned technical scheme, through discern the position of cutting location of setting in advance on the bar piece of waiting to cut in follow the current image of bar piece to can control cutting device and accurately cut the bar piece.
The third object of the present application is achieved by the following technical solutions:
a computer device comprising a memory, a processor and a computer program stored in the memory and executable on the processor, the processor implementing the steps of the above-described deskewing method when the computer program is executed.
The fourth object of the present application is achieved by the following technical solutions:
a computer readable storage medium storing a computer program which when executed by a processor performs the steps of the above-described deskewing method.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the feeding mechanism and the cutting assembly are provided with a correction platform in front, the Y-axis direction offset of the bar to be cut can be corrected by utilizing the bearing plate of the correction platform and the Y-axis driving mechanism in the motion process, and the X-axis direction offset of the bar to be cut is corrected by utilizing the workpiece conveying sucker between the correction platform and the cutting assembly, so that the X-axis direction offset and the Y-axis direction offset of the bar to be cut can be corrected according to the first CCD camera device in the process of cutting the bar by the cutting assembly, the angle of the bar to be cut is corrected only when the cutting of the bar to be cut is completed and the bar to be cut is placed on the cutting platform, and the correction efficiency is greatly improved;
2. when a bar block to be cut is cut, the receiving plate is controlled to receive the bar block adsorbed by the feeding suction cup, and offset data of the Y axis, the X axis and the angle of the bar block are calculated by acquiring the position of the bar block on the receiving plate, so that when the receiving plate moves far away from the feeding assembly, the Y axis offset data can be adjusted according to the Y axis offset, the X axis offset data is adjusted in the process of adsorbing and transporting the workpiece to the cutting table by the workpiece transporting suction cup, and therefore, when the second bar block to be cut starts, the adjustment of the X axis and the Y axis of the bar block can be completed before the bar block is transported to the cutting table from the discharging bin, namely, in the process of cutting the previous bar block, and meanwhile, when the previous bar block is cut and the cutting table is idle, the angle of the bar block to be cut is adjusted currently, and the correction of the next bar block is synchronized in the process of cutting the bar block is further improved by increasing the setting of the correction platform;
3. the block position frames are generated through the block position images on the receiving plate, so that the blocks can be taken out from the storage bin and placed on the receiving plate, and the blocks can be compared with the block position reference frames in the process of cutting the previous block, the block offset data are calculated, and the correction efficiency is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of a cutting device.
Fig. 2 is a schematic structural diagram of the feeding mechanism and the deviation rectifying platform.
FIG. 3 is a flow chart of a method of deskewing in an embodiment of the application;
FIG. 4 is a flowchart illustrating an implementation of step S10 in a correction method according to an embodiment of the present application;
FIG. 5 is a flowchart showing an implementation of step S13 in the correction method according to an embodiment of the present application;
FIG. 6 is a flowchart illustrating an implementation of step S30 in a correction method according to an embodiment of the present application;
FIG. 7 is a flowchart illustrating an implementation of step S40 in a correction method according to an embodiment of the present application;
fig. 8 is a schematic view of an apparatus in an embodiment of the present application.
In the figure, 1, a feeding mechanism; 11. discharging bin; 12. feeding sucking discs; 2. a deviation rectifying platform; 21. a receiving plate; 22. a Y-axis driving mechanism; 221. a driving motor; 222. a threaded rod; 23. a first CCD camera; 3. a cutting assembly; 31. a cutting table; 32. a cutting member; 321. a cutter; 322. a second CCD camera; 4. the workpiece transports the sucking disc.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
The present application is described in further detail below in conjunction with figures 1-2.
The embodiment of the application discloses a cutting device for MLCC production. Referring to fig. 1, a cutting device for MLCC production includes a feeding mechanism 1 and a cutting assembly 3, a deviation rectifying platform 2 is disposed between the feeding mechanism 1 and the cutting assembly 3, and a connection line between the feeding mechanism 1 and the center of the deviation rectifying platform 2 is perpendicular to a connection line between the deviation rectifying platform 2 and the center of the cutting assembly 3.
The deviation correcting platform 2 comprises a bearing plate 21, a Y-axis driving mechanism 22 for driving the bearing plate 21 to horizontally face and be far away from the feeding mechanism 1, and a first CCD camera device 23 for detecting the position of a workpiece; be provided with the work piece transportation subassembly between platform 2 and the cutting subassembly 3 rectifies, the work piece transportation subassembly includes work piece transportation sucking disc 4 and is used for driving the X axle actuating mechanism of work piece transportation sucking disc 4 between platform 2 and the cutting subassembly 3 rectifies the horizontal movement, and cutting subassembly 3 includes cutting table 31 and cutting piece 32, and cutting piece 32 is located cutting table 31 top, and cutting table 31 is provided with the rotating member of drive cutting table 31 horizontal rotation.
The feeding mechanism 1 comprises a discharging bin 11 with an opening at the upper part and a feeding sucker 12 positioned above the discharging bin 11, when the feeding sucker 12 is positioned at an initial position, a gap is reserved between the feeding sucker 12 and the discharging bin 11 in the vertical direction, when the Y-axis driving mechanism 22 drives the bearing plate 21 to move towards the feeding mechanism 1 and bear a workpiece, the bearing plate 21 is positioned between the gaps, and the projection position of the bearing plate 21 covers the projection position of the feeding sucker 12.
The Y-axis driving mechanism 22 comprises a driving motor 221 and a threaded rod 222, the threaded rod 222 is located below the bearing plate 21 and is coaxially connected with an output shaft of the driving motor 221, the bearing plate 21 is provided with a fixing ring, and the fixing ring is in threaded connection with the threaded rod 222. The output shaft of the driving motor 221 faces the Y-axis direction and extends in a direction away from the feeding mechanism 1, the threaded rod 222 is disposed on one side of the driving motor 221 close to the cutting table 31, and the length direction of the threaded rod 222 is parallel to the length direction of the output shaft of the driving motor 221. The end of the output shaft of the driving motor 221 and one end of the threaded rod 222 far away from the feeding mechanism 1 are coaxially fixed with transmission gears, and the two transmission gears are connected through a belt with teeth.
The cutting member 32 includes a cutter 321, a second CCD camera 322, and a cutter 321 driving member for driving the cutter 321 to move toward and away from the cutting table 31, the second CCD camera 322 is fixed to one side of the cutter 321 in the length direction, and a camera of the second CCD camera 322 faces the cutting table 31.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
In an embodiment, as shown in fig. 3, the application discloses a deviation rectifying method applied to the device, which specifically includes the following steps:
s10: and acquiring a bar block cutting instruction, and generating a receiving instruction of the receiving plate 21.
In this embodiment, the bar block cutting instruction refers to an instruction to start starting batch cutting of the bar blocks to be cut. The receiving plate 21 receives an instruction for controlling the Y-axis driving mechanism 22 to drive the receiving plate 21 to move in the direction of the feeding mechanism 1.
Specifically, after the bar block to be cut is placed on the discharging bin 11, the bar block cutting instruction is triggered to control the feeding suction cup 12 to move downwards and adsorb the uppermost bar block in the discharging bin 11, at this time, a receiving plate 21 receiving instruction is generated to control the Y-axis driving mechanism 22 to drive the receiving plate 21 to move towards the feeding mechanism 1 and stay under the feeding suction cup 12 to receive the bar block adsorbed on the feeding suction cup 12.
S20: and acquiring a block position image of the block on the receiving plate 21, and calculating block offset data according to the block position image, wherein the block offset data comprises Y-axis offset data, X-axis offset data and angle offset data.
In the present embodiment, the bar position image refers to an image on the receiving plate 21 of the bar. The bar offset data refers to the amount of offset on the receiving plate 21 compared to the reference position.
Specifically, after the receiving plate 21 receives a bar to be cut, the first CCD camera 23 captures an image of the bar as a main image. Further, the bar block position image is compared with the bar block reference position, thereby obtaining the Y-axis offset data of the bar block placed on the receiving plate 21 with respect to the reference position, that is, the offset in the moving direction of the receiving plate 21, the X-axis offset data, that is, the offset in the moving direction of the workpiece transporting suction cup 4, and the angle offset data, that is, the offset of the bar block rotated in the horizontal direction, thereby constituting the bar block offset data.
S30: and generating Y-axis driving adjustment quantity according to the Y-axis offset data so as to control the Y-axis driving mechanism 22 to adjust the position of the bar block according to the Y-axis driving adjustment quantity when the bearing plate 21 is driven to move in the direction away from the feeding mechanism 1.
Specifically, after the Y-axis offset data of the bar block is obtained, a Y-axis driving adjustment amount is generated, that is, the Y-axis driving mechanism 22 is controlled to control the receiving plate 21 to move in a direction away from or close to the feeding mechanism 1 according to the Y-axis offset data when the receiving plate 21 moves away from the feeding mechanism 1 to an initial position, so as to adjust the offset of the bar block to be cut in the Y-axis direction.
S40: when the transport chuck adsorption information is acquired, an X-axis driving adjustment amount is generated according to the X-axis offset data so as to control the X-axis driving mechanism to drive the workpiece transport chuck 4 to transport the bar block to the cutting table 31, and the position of the bar block is adjusted according to the X-axis driving adjustment amount.
Specifically, after the X-axis offset data of the bar is obtained, an X-axis driving adjustment amount is generated, that is, the X-axis driving mechanism is controlled to control the workpiece conveying suction cup 4 to move in a direction away from or close to the cutting table 31 according to the X-axis offset data in order to adjust the offset of the bar to be cut in the X-axis direction in the process of conveying the bar to be cut from the receiving plate 21 to the cutting table 31 by the workpiece conveying suction cup 4.
S50: when the idle message of the cutting table 31 is acquired, the rotation amount of the cutting table 31 is generated according to the angle offset data, and when the rotating member is controlled to drive the cutting table 31 to horizontally rotate, the angle of the bar block is adjusted according to the rotation amount.
In the present embodiment, the idle message of the cutting table 31 refers to a message that the cutting table 31 is in an idle state in the process of transporting the bar to be cut onto the cutting table 31 by the workpiece transporting suction cup 4.
Specifically, the idle message triggering the cutting table 31 includes at least two situations, that is, the bar transported by the workpiece transporting suction cup 4 is the first bar in the batch of bars to be cut, the cutting table 31 is in an idle state at this time, and another situation is that the cutting table 31 is also in an idle state when the workpiece transporting suction cup 4 transports the bar to be cut onto the cutting table 31, the previous bar has completed cutting on the cutting table 31, and the cut bar is transported from the cutting table 31 to the next process or is collected.
When the idle information of the cutting table 31 is acquired, the angle offset data is generated to the rotation amount of the cutting table 31, so that after the workpiece conveying sucker 4 places the bar block to be cut on the cutting table 31, the rotating member is controlled to drive the cutting table 31 to rotate according to the angle offset data, and the angle of the bar block is adjusted.
S60: and acquiring a bar block deviation rectifying response message corresponding to the bar block deviation data, and generating a bar block cutting instruction.
In this embodiment, the bar correction response message refers to a message triggered after correction of the offset of the bar is completed.
Specifically, after the cutting table 31 rotates according to the rotation amount of the cutting table 31, the bar deviation rectifying response message is generated, and then the bar cutting instruction is triggered to control the cutting assembly 3 to cut the rectified bar.
In this embodiment, when the bar to be cut is cut, the receiving plate 21 is controlled to receive the bar block adsorbed by the loading suction cup 12, and the position of the bar block on the receiving plate 21 is obtained, so that the offset data of the Y axis, the X axis and the angle of the bar block are calculated, so that when the receiving plate 21 moves away from the loading assembly, the Y axis offset data can be adjusted according to the Y axis offset, the X axis offset data is adjusted in the process of adsorbing and transporting the workpiece to the cutting table 31 by the workpiece transporting suction cup 4, so that before the second bar block to be cut is transported to the cutting table 31 from the discharging bin 11, that is, the adjustment of the X axis and the Y axis directions of the bar block is completed in the process of cutting the previous bar block, and meanwhile, when the previous bar block is cut and the cutting table 31 is idle, the angle of the bar block to be cut currently is adjusted, so that in the process of cutting the bar block is lifted by adding the setting of the correction platform 2, the correction efficiency is corrected when the bar block is cut, and the correction is corrected.
In one embodiment, as shown in fig. 4, in step S20, a block position image of a block on the receiving plate 21 is obtained, and block offset data is calculated according to the block position image, where the block offset data includes Y-axis offset data, X-axis offset data, and angle offset data, and specifically includes:
s21: and acquiring a bar block position frame from the bar block position image, and acquiring a preset bar block position reference frame.
In the present embodiment, the block position frame refers to a block outline diagram of the position where the block is placed on the receiving plate 21. The bar block position reference frame refers to a bar block contour which is subjected to position comparison with the bar block position reference frame.
Specifically, after the receiving plate 21 receives the bar block to be cut and moves to the initial position in the direction away from the feeding mechanism 1, the first CCD camera 23 captures an image of the position of the bar block, and identifies the outline of the bar block in the image, thereby obtaining the position frame of the bar block, and obtaining a preset reference frame of the position of the bar block.
S22: and comparing the bar block position frame with the bar block position reference frame, and calculating to obtain bar block offset data according to the comparison result.
Specifically, a coordinate system is built according to the origin of the central point of the bar block position reference frame, at least one reference point is selected from the bar block position reference frame, and the reference point is connected with the origin of the coordinate system, so that a comparison reference line is obtained. Further, the position of the center point of the block position frame in the coordinate system is obtained, the position of the datum point of the block position datum frame in the block position frame is obtained as a comparison point, and a connecting line of the center point of the block position frame and the comparison point is used as a comparison line.
Further, the alignment point is moved to coincide with the origin, and the amount of X-axis movement and the amount of Y-axis movement are recorded as Y-axis offset data and X-axis offset data, and the angle between the alignment line and the reference line is acquired as the angle offset amount.
In one embodiment, as shown in fig. 5, before acquiring a block position frame from a block position image and acquiring a preset block position reference frame, the correction method includes:
s201: and acquiring the bar block production demand data, and acquiring a workpiece reference frame to be processed from the bar block production demand data.
In this embodiment, the data of the bar production requirement refers to the data of the profile and the size of the batch of bars to be cut.
Specifically, the bar block production demand data can be obtained by reading corresponding production demand data or shooting and identifying the bar block to be cut, and the workpiece reference frame to be processed is simulated according to the bar block production demand data.
S202: and acquiring the current position of the cutting device, and calculating the position data of the reference frame according to the reference frame of the workpiece to be processed and the current position of the cutting device.
In the present embodiment, the current position of the cutting means refers to the current position of the cutter 321 for cutting the bar on the cutting table 31.
Specifically, in order to reduce the movement route of the cutting assembly 3 when cutting the bar block to further improve the cutting efficiency, the cuttable range of the cutting table 31 is acquired first, and the shortest distance of the cutting assembly 3 to the cuttable range is calculated according to the current position of the cutting assembly 3, thereby acquiring the reference frame position data.
S203: and acquiring the bar block position reference frame according to the reference frame position data.
Specifically, the reference frame position data is translated to the center of the receiving plate 21 according to the distance between the cutting table 31 and the receiving table center point based on the reference frame position data of the reference frame on the cutting table 31, thereby obtaining the bar block position reference frame.
In one embodiment, as shown in fig. 6, in step S60, a block deviation rectifying response message corresponding to the block deviation data is obtained, and a block cutting instruction is generated, which specifically includes:
s61: and acquiring the current image of the bar block according to the bar block deviation correcting response message.
Specifically, after the bar deviation correcting response message is obtained, the cutting assembly 3 is controlled to move towards the direction of the bar to be cut, and the current image of the bar is obtained by shooting on the cutting table 31 through the second CCD camera 322 on the cutting assembly 3.
S62: and generating a bar block cutting instruction according to the current image of the bar block.
Specifically, a specific position of the bar block is identified from the current image of the bar block, so as to generate the bar block cutting instruction to control the cutter 321 on the cutting assembly 3 to cut the bar block.
In one embodiment, as shown in fig. 7, in step S62, a block cutting instruction is generated according to the current image of the block, which specifically includes:
s621: a cut-location image is identified from the current image of the bar and cut-location position data is obtained from the cut-location image.
Specifically, by reserving a corresponding cutting alignment line for cutting positioning on each bar block to be cut, that is, according to different requirements of cutting production, the cutting alignment line is printed on the bar block to be cut in advance, an image of the cutting alignment line is identified in the current image of the bar block and is used as a cutting positioning image, and further, a specific position of the cutting positioning image on the cutting table 31 is obtained, so that the cutting positioning position data is obtained. That is, when the bar block is cut on the cutting table 31, since the bar block is taken out from the discharging bin 11 and then the deviation of the X axis and the Y axis directions of the bar block is corrected by the deviation correcting platform 2, and meanwhile, the rotation amount of the cutting table is acquired, so that the angle of the bar block is corrected, and the bar block is cut accurately just before being actually cut, the second CCD camera 322 is used for identifying the cutting alignment line which is arranged on the bar block in advance, so that the accurate position of the bar block on the cutting table 31 is acquired, that is, the mass processing efficiency of the bar block is improved, and the cutting precision of the bar block is also improved.
S622: and generating a bar block cutting instruction according to the cutting positioning data.
Specifically, the bar cutting instruction is generated according to the cutting positioning data, so as to control the cutter 321 of the cutting assembly 3 to start cutting the bar according to the cutting positioning data.
It should be understood that the sequence number of each step in the foregoing embodiment does not mean that the execution sequence of each process should be determined by the function and the internal logic of each process, and should not limit the implementation process of the embodiment of the present application in any way.
In one embodiment, a computer device is provided, which may be a server, and the internal structure of which may be as shown in fig. 8. The computer device includes a processor, a memory, a network interface, and a database connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device includes a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, computer programs, and a database. The internal memory provides an environment for the operation of the operating system and computer programs in the non-volatile storage media. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a method of deskewing.
In one embodiment, a computer device is provided comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor implementing the steps of when executing the computer program:
acquiring a bar block cutting instruction and generating a receiving board receiving instruction;
acquiring a block position image of a block on a receiving plate, and calculating block offset data according to the block position image, wherein the block offset data comprises Y-axis offset data, X-axis offset data and angle offset data;
generating Y-axis driving adjustment quantity according to the Y-axis offset data so as to control the Y-axis driving mechanism to adjust the position of the bar block according to the Y-axis driving adjustment quantity when the bearing plate is driven to move in the direction away from the feeding mechanism;
when the adsorption information of the transport sucker is acquired, generating an X-axis driving adjustment amount according to the X-axis offset data so as to control an X-axis driving mechanism to drive a workpiece transport sucker to transport the bar block to a cutting table, and adjusting the position of the bar block according to the X-axis driving adjustment amount;
when the idle information of the cutting table is acquired, generating the rotation quantity of the cutting table according to the angle offset data so as to control the rotating piece to drive the cutting table to horizontally rotate, and adjusting the angle of the bar block according to the rotation quantity;
and acquiring a bar block deviation rectifying response message corresponding to the bar block deviation data, and generating a bar block cutting instruction.
In one embodiment, a computer readable storage medium is provided having a computer program stored thereon, which when executed by a processor, performs the steps of:
acquiring a bar block cutting instruction and generating a receiving board receiving instruction;
acquiring a block position image of a block on a receiving plate, and calculating block offset data according to the block position image, wherein the block offset data comprises Y-axis offset data, X-axis offset data and angle offset data;
generating Y-axis driving adjustment quantity according to the Y-axis offset data so as to control the Y-axis driving mechanism to adjust the position of the bar block according to the Y-axis driving adjustment quantity when the bearing plate is driven to move in the direction away from the feeding mechanism;
when the adsorption information of the transport sucker is acquired, generating an X-axis driving adjustment amount according to the X-axis offset data so as to control an X-axis driving mechanism to drive a workpiece transport sucker to transport the bar block to a cutting table, and adjusting the position of the bar block according to the X-axis driving adjustment amount;
when the idle information of the cutting table is acquired, generating the rotation quantity of the cutting table according to the angle offset data so as to control the rotating piece to drive the cutting table to horizontally rotate, and adjusting the angle of the bar block according to the rotation quantity;
and acquiring a bar block deviation rectifying response message corresponding to the bar block deviation data, and generating a bar block cutting instruction.
Those skilled in the art will appreciate that implementing all or part of the above described methods may be accomplished by way of a computer program stored on a non-transitory computer readable storage medium, which when executed, may comprise the steps of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the various embodiments provided herein may include non-volatile and/or volatile memory. The nonvolatile memory can include Read Only Memory (ROM), programmable ROM (PROM), electrically Programmable ROM (EPROM), electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous Link DRAM (SLDRAM), memory bus direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), among others.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-described division of the functional units and modules is illustrated, and in practical application, the above-described functional distribution may be performed by different functional units and modules according to needs, i.e. the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-described functions.
The above embodiments are only for illustrating the technical solution of the present application, and are not limiting; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application.
Claims (7)
1. The deviation rectifying method is applied to a cutting device for MLCC production, and is characterized in that the cutting device for MLCC production comprises a feeding mechanism (1) and a cutting assembly (3), a deviation rectifying platform (2) is arranged between the feeding mechanism (1) and the cutting assembly (3), and the deviation rectifying platform (2) comprises a bearing plate (21), a Y-axis driving mechanism (22) for driving the bearing plate (21) to horizontally face and be far away from the feeding mechanism (1) and a first CCD camera device (23) for detecting the position of a workpiece; a workpiece conveying assembly is arranged between the deviation correcting platform (2) and the cutting assembly (3), the workpiece conveying assembly comprises a workpiece conveying sucker (4) and an X-axis driving mechanism used for driving the workpiece conveying sucker (4) to horizontally move between the deviation correcting platform (2) and the cutting assembly (3), the cutting assembly (3) comprises a cutting table (31) and a cutting piece (32), the cutting piece (32) is positioned above the cutting table (31), and the cutting table (31) is provided with a rotating piece for driving the cutting table (31) to horizontally rotate;
the device also comprises a deviation rectifying method based on the device, and the deviation rectifying method comprises the following steps:
acquiring a bar block cutting instruction and generating a receiving board receiving instruction;
acquiring a bar block position image of a bar block on a bearing plate, and calculating bar block offset data according to the bar block position image, wherein the bar block offset data comprises Y-axis offset data, X-axis offset data and angle offset data, and specifically comprises the following steps:
acquiring bar block production demand data, and acquiring a workpiece reference frame to be processed from the bar block production demand data;
acquiring the current position of a cutting device, and calculating reference frame position data according to the reference frame of the workpiece to be processed and the current position of the cutting device;
acquiring the bar block position reference frame according to the reference frame position data;
acquiring a bar block position frame from the bar block position image, and acquiring the bar block position reference frame;
comparing the bar block position frame with the bar block position reference frame, and calculating to obtain the bar block offset data according to the comparison result;
generating Y-axis driving adjustment quantity according to the Y-axis offset data so as to control the Y-axis driving mechanism to adjust the position of the bar block according to the Y-axis driving adjustment quantity when driving the bearing plate to move in the direction away from the feeding mechanism;
when a transport sucker adsorption message is acquired, generating an X-axis driving adjustment amount according to the X-axis offset data so as to control the X-axis driving mechanism to drive the workpiece transport sucker to transport the bar block to the cutting table, and adjusting the position of the bar block according to the X-axis driving adjustment amount;
when an idle message of the cutting table is acquired, generating a rotation amount of the cutting table according to the angle offset data so as to control the rotating piece to drive the cutting table to horizontally rotate, and adjusting the angle of the bar block according to the rotation amount of the cutting table;
and acquiring a bar block deviation rectifying response message corresponding to the bar block deviation data, and generating a bar block cutting instruction.
2. The deviation rectifying method for the cutting device for MLCC production according to claim 1, characterized in that the feeding mechanism (1) comprises a discharging bin (11) with an opening at the upper part and a feeding sucker (12) positioned above the discharging bin (11), when the feeding sucker (12) is positioned at an initial position, a gap is reserved between the feeding sucker (12) and the discharging bin (11) in the vertical direction, and when the Y-axis driving mechanism (22) drives the carrying plate (21) to move towards the feeding mechanism (1) and carry a workpiece, the carrying plate (21) is positioned between the gaps, and a projection position where the carrying plate (21) is positioned covers a projection position of the feeding sucker (12).
3. The deviation rectifying method applied to the cutting device for the production of the MLCC according to claim 1, wherein the Y-axis driving mechanism (22) comprises a driving motor (221) and a threaded rod (222), the threaded rod (222) is positioned below the bearing plate (21) and is coaxially connected with an output shaft of the driving motor (221), the bearing plate (21) is provided with a fixing ring, and the fixing ring is in threaded connection with the threaded rod (222).
4. The deviation rectifying method applied to the cutting device for the production of the MLCCs according to claim 1, wherein the cutting member (32) comprises a cutter (321), a second CCD camera device (322) and a cutter (321) driving member for driving the cutter (321) to move toward and away from the cutting table (31), and the second CCD camera device (322) is fixed at one side of the length direction of the cutter (321).
5. The method of correcting a deviation applied to a cutting device for MLCC production according to claim 4, wherein the camera of the second CCD camera device (322) is directed towards the cutting table (31).
6. The method for correcting deviation applied to a cutting device for MLCC production according to claim 1, wherein the obtaining a bar deviation correcting response message corresponding to the bar deviation data, generating a bar cutting instruction, specifically includes:
acquiring a current image of the bar block according to the bar block deviation correcting response message;
and generating a bar block cutting instruction according to the current bar block image.
7. The method of rectifying deviation applied to a cutting device for MLCC production according to claim 6, wherein the generating a block cutting instruction according to the current block image specifically includes:
identifying a cutting positioning image from the current image of the bar block, and acquiring cutting positioning position data from the cutting positioning image;
and generating the bar block cutting instruction according to the cutting positioning data.
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| CN117532760A (en) * | 2023-12-18 | 2024-02-09 | 肇庆市宏华电子科技有限公司 | Multi-camera switching positioning method, device, equipment and medium for MLCC production |
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