CN211386623U - Plate centering device for stamping production line - Google Patents
Plate centering device for stamping production line Download PDFInfo
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- CN211386623U CN211386623U CN202020016606.5U CN202020016606U CN211386623U CN 211386623 U CN211386623 U CN 211386623U CN 202020016606 U CN202020016606 U CN 202020016606U CN 211386623 U CN211386623 U CN 211386623U
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Abstract
The utility model discloses a sheet material centering device for punching production line, including adjusting device, centering scanning device, the control unit, adjusting device includes centering platform support, telecontrol equipment, workstation, including brace table, supporting leg to the centering platform support, the supporting leg sets up in the brace table bottom, telecontrol equipment sets up on the brace table. The utility model discloses a telecontrol equipment drives workstation and sheet material and removes to realize the quick adjustment and the location of sheet material gesture, realize the high-speed transmission of sheet material when the structure is simplified greatly, avoided card material, sheet material not centering target in place, the production of skew phenomenon once more, improved work efficiency and product quality, can realize the centering location and can not extrude the sheet material edge to dysmorphism profile sheet material, improved application scope, guarantee that the product is pleasing to the eye the degree.
Description
Technical Field
The utility model belongs to the technical field of machining, in particular to a sheet material centering device for punching production line.
Background
The outer covering parts of products such as automobiles, household appliances, hardware and the like drive a die to punch a plate by a press machine on a punching production line to realize the processes of stretching, trimming and the like of the plate to form the outer contour of the product; the plate conveying system conveys the plate from the stacking position to the press, and in order to prevent quality problems caused by plate deflection in the stamping process, a plate centering device is required to be used for centering and positioning the plate before stamping, and the currently used plate centering device comprises a robot plate centering device, a gravity plate centering device, a mechanical structure centering device additionally arranged on a conveying belt and the like.
The robot centering device is formed by combining a centering platform with belt transmission and robots on two sides of the centering platform, has flexible centering action, and can realize centering and positioning of a single material sheet, the centering platform of the robot centering device is formed by combining a plurality of groups of belt transmissions, a proper support is required to be designed on a belt transmission assembly for supporting the belt transmission assembly by a tensioning device, so that the centering platform is very complex, if the sheet after centering and positioning can deflect again under the condition of poor synchronism among belts, when the next procedure is carried out, the product precision is caused to have errors, and the product quality is reduced.
The gravity plate centering device realizes the positioning of the plate by utilizing the dead weight of the plate and the centering table with an inclination angle, realizes the positioning of the plate by utilizing the inclined centering table and combining the dead weight of the plate, has the conditions of material clamping, plate misalignment and the like when the plate slides on the centering table, needs to repeatedly center the plate, and reduces the working efficiency.
The mechanical structure centering device added on the conveying belt is characterized in that centering calipers are installed by utilizing gaps among the belts, and the calipers clamp and position the plate after the plate is conveyed to a certain position on the belt.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, a sheet material centering device for punching production line is provided, drive workstation and sheet material through the telecontrol equipment and remove, thereby realize the quick adjustment and the location of sheet material gesture, realize the high-speed transmission of sheet material when the structure is simplified greatly, the card material has been avoided, the sheet material does not target in place the centering, the production of skew phenomenon once more, work efficiency and product quality have been improved, can realize the centering location and can not extrude the sheet material edge to the dysmorphism profile sheet material, application scope has been improved, guarantee the pleasing to the eye degree of product.
In order to realize the purpose, the utility model discloses a technical scheme is:
a sheet centering device for a punching production line comprises at least one adjusting device, a centering scanning device and a control unit, wherein the adjusting device comprises a centering table support, a moving device and a workbench, the centering table support comprises a supporting table and supporting legs, the supporting legs are arranged at the bottom of the supporting table, the moving device is arranged on the supporting table, the workbench is arranged at the top of the moving device, the control unit is arranged at the bottom of the supporting table, the centering scanning device is arranged on one side of the centering table support, the moving device and the centering scanning device are both electrically connected with the control unit, a sheet is placed on the workbench, a sheet attitude signal and a sheet position signal which are irradiated or scanned by an image are transmitted to the control unit through the centering scanning device, the control unit controls the moving device to drive the workbench and the sheet to move, thereby realizing the rapid adjustment and positioning of the posture of the plate.
Preferably, the movement device comprises a servo motor, a speed reducer, an angular velocity detector, a rocker arm, a connecting rod and a disc, wherein the speed reducer is arranged at the bottom of the support table, the number of the speed reducers is three, the servo motor is arranged at the bottom of the speed reducer and is connected with the input end of the speed reducer, the angular velocity detector is arranged at the bottom of the servo motor, the rocker arm is arranged above the support table, an output shaft of the speed reducer penetrates through the support table and is fixedly connected with one end of the rocker arm, the other end of the rocker arm is hinged with the connecting rod, the disc is arranged above the support table and is fixedly connected with the connecting rod, the workbench is fixedly arranged at the top of the disc, the servo motor reduces the output speed of the servo motor through the speed reducer, the output shaft, the rotating speed and the working time of the three servo motors are controlled by the control unit, the disc can be driven to move in the horizontal and vertical directions and rotate in the circumferential direction, and the posture of the plate is adjusted and the plate is conveyed and positioned by the driving of the workbench.
Preferably, centering scanning device includes support frame, scanning camera, signal transmitter, the support frame sets up in centering platform support one side, the support frame is "L" form, scanning camera sets up in the top of workstation, scanning camera fixed mounting on the support frame, signal transmitter is fixed to be set up in scanning camera one side, signal transmitter and scanning camera electric connection, signal transmitter and the control unit electric connection, scanning camera are used for shooing or image scanning to the sheet material on the workstation, and signal transmitter is used for giving the control unit with the attitude signal and the position signal transmission of current sheet material.
Preferably, the control unit includes a first signal analyzer, a position operator, a position controller, a torque analyzer, three servo amplifiers, and a second signal analyzer, wherein an input end of the first signal analyzer is connected to the signal transmitter, an input end of the position operator is electrically connected to output ends of the first signal analyzer and the second signal analyzer, an input end of the position controller is electrically connected to the position operator and output ends of the three servo motors, an input end of the torque analyzer is electrically connected to an output end of the position controller, an output end of the torque analyzer is electrically connected to input ends of the three servo amplifiers, and output ends of the three servo amplifiers are electrically connected to input ends of the three servo motors in a one-to-one correspondence manner.
When the attitude of the sheet material is adjusted, the first signal analyzer receives a signal which is obtained by converting a sheet material attitude image shot by a scanning camera by a signal transmitter and receives a sheet material attitude signal which is set by a worker and is acquiescent by the scanning camera, the first signal analyzer calculates and analyzes a deflection degree signal of the current sheet material and transmits the deflection degree signal of the current sheet material to the position arithmetic unit, the position arithmetic unit receives an initial workbench position signal set by the worker, the position arithmetic unit calculates the position movement amount of the workbench and transmits the signal to the position controller, the position controller calculates a corresponding driving torque according to the input position signal and transmits the torque signal to the torque analyzer, the torque analyzer decomposes the torque signal into torque which needs to be output by each servo motor and transmits the signal to the servo amplifier so as to drive the servo motor to output the corresponding torque, meanwhile, an angular velocity detector on the servo motor monitors the speed of the servo motor in real time and feeds signals back to the position controller for real-time adjustment of torque; when the position of the plate is adjusted, the position controller transmits the signal to the second signal analyzer after the posture of the plate is adjusted in place, meanwhile, the second signal analyzer receives the step length signal transmitted by the sheet material set by the staff, calculates and analyzes the distance that the sheet material needs to move, and transmits the signal to a position arithmetic unit, calculates the position movement amount of the movable worktable through the position arithmetic unit and transmits the signal to a position controller, the position controller calculates corresponding driving torque according to the input position signal, and transmits the torque signal to a torque analyzer, the torque analyzer decomposes the torque signal into torques required to be output by each servo motor and transmits the signals to a servo amplifier, and then the servo motor is driven to output corresponding torque, and meanwhile, an angular velocity detector on the servo motor monitors the speed of the servo motor in real time and feeds signals back to a position controller of the mobile workbench for position adjustment.
Preferably, an electric telescopic rod is fixedly arranged at the bottom of the supporting leg, and the centering table support is driven to move up and down integrally through the electric telescopic rod, so that the height of the plate material conveyed to the subsequent working procedure is conveniently adjusted, and the working efficiency is improved.
Preferably, the supporting leg top all is equipped with the ball hinge with electric telescopic handle bottom, and the supporting leg top is passed through ball hinge and brace table fixed connection, and on electric telescopic handle bottom fixed mounting ball hinge, when the supporting leg height is inconsistent, adjust the supporting leg through the ball hinge, make the brace table place at the horizontal direction, avoided because the supporting leg height difference causes the emergence that the product precision has the error phenomenon in the brace table slope, improved the quality of product.
Preferably, the rubber layer is arranged at the top of the workbench, friction between the plate and the workbench is increased through the rubber layer, the plate is prevented from sliding on the workbench, and the stability of the plate during working is guaranteed.
The utility model has the advantages that:
1) the moving device drives the workbench and the plates to move, so that the postures of the plates are quickly adjusted and positioned, the structure is greatly simplified, meanwhile, the high-speed transmission of the plates is realized, the phenomena of material clamping, misalignment of the plates in place and secondary deflection are avoided, the working efficiency and the product quality are improved, the plates with special-shaped profiles can be centered and positioned, the edges of the plates cannot be extruded, the application range is improved, and the attractiveness of the product is ensured.
2) The electric telescopic handle is fixedly arranged at the bottom of the supporting leg, the centering table support is driven to move up and down through the electric telescopic handle, the height of a sheet material conveyed to a subsequent process is convenient to adjust, and the working efficiency is improved.
3) Supporting leg top and electric telescopic handle bottom all are equipped with the ball hinge, ball hinge and brace table fixed connection are passed through at the supporting leg top, on supporting leg bottom fixed mounting ball hinge, when the supporting leg height is inconsistent, adjust the supporting leg through the ball hinge, make the brace table place at the horizontal direction, avoided because the supporting leg height difference causes the emergence that the product precision has the error phenomenon in the slope of brace table, improved the quality of product.
4) The rubber layer is arranged at the top of the workbench, friction force between the plate and the workbench is increased through the rubber layer, the plate is prevented from sliding on the workbench, and stability of the plate during working is guaranteed.
Drawings
Figure 1 is the utility model discloses a sheet material centering device embodiment 1 schematic structure diagram for punching production line.
Figure 2 is a part a enlarger among the sheet centering device embodiment 1 for punching production line of the utility model.
Figure 3 is the utility model discloses a centering platform supporting structure sketch map in sheet material centering device embodiment 1 for stamping line.
Fig. 4 is a schematic structural view of a moving device in embodiment 1 of a sheet centering device for a press line of the present invention.
Fig. 5 is a schematic diagram of the control unit connection and signal transmission in embodiment 1 of the sheet centering device for the punching production line of the present invention.
Fig. 6 is a schematic structural view of embodiment 2 of a sheet centering device for a stamping line of the present invention.
Fig. 7 is a schematic diagram of the connection and signal transmission of the control unit in embodiment 2 of the sheet centering device for the punching production line of the present invention.
In the figure: 1. a support table; 2. supporting legs; 3. a motion device; 301. a servo motor; 302. a speed reducer; 303. an angular velocity detector; 304. a rocker arm; 305. a connecting rod; 306. a disc; 4. a work table; 41. a rubber layer; 5. a control unit; 501. a first signal analyzer; 502. a position operator; 503. a position controller; 504. a torque analyzer; 505. a servo amplifier; 506. a second signal analyzer; 6. centering the scanning device; 601. a support frame; 602. scanning a camera; 603. a signal transmitter; 7. an electric telescopic rod; 8. and (4) a ball hinge.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-7, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1-5, a sheet centering device for a punching production line comprises an adjusting device, a centering scanning device 6 and a control unit 5, wherein the adjusting device comprises a centering table support, a moving device 3 and a workbench 4, the centering table support comprises a support table 1 and support legs 2, the support legs 2 are arranged at the bottom of the support table 1, the moving device 3 is arranged on the support table 1, the workbench 4 is arranged at the top of the moving device 3, the moving device 3 comprises a servo motor 301, a speed reducer 302, an angular velocity detector 303, a rocker arm 304, a connecting rod 305 and a disc 306, the speed reducer 302 is arranged at the bottom of the support table 1, the number of the speed reducers 302 is three, the servo motor 301 is arranged at the bottom of the speed reducer 302 and is connected with an input end of the speed reducer 302, the angular velocity detector 303 is arranged, the angular velocity detector 303 is a commercially available mature product, for example, an angular velocity sensor with the model number XV4001KC, the rocker arm 304 is disposed above the supporting platform 1, the output shaft of the speed reducer 302 passes through the supporting platform 1 and is fixedly connected with one end of the rocker arm 304, the other end of the rocker arm 304 is hinged with the connecting rod 305, the disc 306 is disposed above the supporting platform 1 and is fixedly connected with the connecting rod 305, the worktable 4 is fixedly mounted on the top of the disc 306, the output speed of the servo motor 301 is reduced by the speed reducer 302, the output shaft of the speed reducer 302 drives the rocker arm 304 to rotate, the connecting rod 305 is hinged with the rocker arm 304 to rotate therewith, so as to drive the disc 306 to adjust the position and the posture, the control unit 5 controls the rotating speed and the operating time of the three servo motors 301, and can drive the disc 306 to move in the, the workbench 4 is used for driving the adjustment of the posture of the plate and the conveying and positioning of the plate.
The control unit 5 is disposed at the bottom of the support table 1, the control unit 5 comprises a first signal analyzer 501, a position arithmetic unit 502, a position controller 503, a torque analyzer 504, three servo amplifiers 505, and a second signal analyzer 506, the input end of the first signal analyzer 501 is connected to the signal transmitter 603, the input end of the position calculator 502 is electrically connected to the output ends of the first signal analyzer 501 and the second signal analyzer 506, the input end of the position controller 503 is electrically connected with the position arithmetic unit 502 and the output ends of the three servo motors 301, the input end of the torque analyzer 504 is electrically connected to the output end of the position controller 503, the output end of the torque analyzer 504 is electrically connected to the input ends of three servo amplifiers 505 respectively, the output ends of the three servo amplifiers 505 are electrically connected with the input ends of the three servo motors 301 in a one-to-one correspondence manner.
The centering scanning device 6 is arranged on one side of a centering table support, the centering scanning device 6 comprises a support frame 601, a scanning camera 602 and a signal transmitter 603, the support frame 601 is arranged on one side of the centering table support, the support frame 601 is in an L shape, the scanning camera 602 is arranged above the workbench 4, the scanning camera 602 is fixedly arranged on the support frame 601, the signal transmitter 603 is fixedly arranged on one side of the scanning camera 602, the signal transmitter 603 is electrically connected with the control unit 5, the signal transmitter 603 adopts a commercially available mature product, such as a direct current signal transmitter with the model number of RD2, the scanning camera 602 is used for photographing or image scanning a sheet material on the workbench 4, and the signal transmitter 603 is used for transmitting the attitude signal and the position signal of the current sheet material to the control unit 5, the moving device 3 and the centering scanning device 6 are both electrically connected with the control unit 5, the sheet is placed on the workbench 4, the sheet attitude signal and the position signal of the irradiation or image scanning are transmitted to the control unit 5 through the centering scanning device 6, and the control unit 5 controls the moving device 3 to drive the workbench 4 and the sheet to move, so that the sheet attitude can be quickly adjusted and positioned.
An electric telescopic rod 7 is fixedly arranged at the bottom of the supporting leg 2, and the centering table support is driven to move up and down integrally through the electric telescopic rod 7, so that the height of a plate conveyed to a subsequent process is conveniently adjusted, and the working efficiency is improved; the top of the supporting leg 2 and the bottom of the electric telescopic rod 7 are both provided with a ball hinge 8, the top of the supporting leg 2 is fixedly connected with the supporting table 1 through the ball hinge 8, the bottom of the electric telescopic rod 7 is fixedly arranged on the ball hinge 8, when the heights of the supporting legs 2 are inconsistent, the supporting leg 2 is adjusted through the ball hinge 8, so that the supporting table 1 is placed in the horizontal direction, the phenomenon that the product precision has errors due to the fact that the supporting table 1 inclines due to the different heights of the supporting legs 2 is avoided, and the quality of the product is improved; the rubber layer 41 is arranged at the top of the workbench 4, friction force between the plate and the workbench 4 is increased through the rubber layer 41, the plate is prevented from sliding on the workbench 4, and stability of the plate during working is guaranteed.
When the material posture is adjusted, the first signal analyzer 501 receives the signal of converting the material posture image shot by the scanning camera 602 by the signal transmitter 603 and the material posture signal which is set by the staff as default by the scanning camera 602, the deflection degree signal of the current material is calculated, analyzed and output by the first signal analyzer 501, and the deflection degree signal of the current material is transmitted to the position operator 502, meanwhile, the position operator 502 receives the position signal of the initial worktable 4 set by the staff, the position operator 502 calculates the position movement amount of the worktable 4 and transmits the signal to the position controller 503, the position controller 503 calculates the corresponding driving torque according to the input position signal and transmits the torque signal to the torque analyzer 504, the torque analyzer 504 decomposes the torque signal into the torque which needs to be output by each servo motor 301 and transmits the signal to the servo amplifier 505, further driving the servo motor 301 to output a corresponding torque, and simultaneously monitoring the speed of the servo motor 301 in real time by the angular speed detector 303 of the servo motor 301, and feeding back a signal to the position controller 503 to perform real-time torque adjustment; when the position of the plate is adjusted, the plate posture is adjusted to the right position, the position controller 503 transmits the signal to the second signal analyzer 506, meanwhile, the second signal analyzer 506 receives the step length signal transmitted by the plate set by the staff, calculates the distance that the plate needs to move, and transmits the signal to the position arithmetic unit 502, the position arithmetic unit 502 calculates the position movement amount of the movable worktable 4 and transmits the signal to the position controller 503, the position controller 503 calculates the corresponding driving torque according to the input position signal, and transmits the torque signal to the torque analyzer 504, the torque analyzer 504 decomposes the torque signal into the torque that each servo motor 301 needs to output and transmits the signal to the servo amplifier 505, and then drives the servo motor 301 to output the corresponding torque, and the servo motor 301 angular velocity detector 303 monitors the speed of the servo motor 301 in real time, and feeds back a signal to the position controller 503 for position adjustment.
Example 2
As shown in fig. 6 to 7, different from embodiment 1, the number of the adjusting devices is two, two scanning cameras 602 and signal transmitters 603 are disposed above the two adjusting devices, and the two adjusting devices can adjust the posture and the position of two plates simultaneously, so that the positioning and the transmission of the single-material plate and the double-material plate are realized, and the working efficiency is improved.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (7)
1. The utility model provides a sheet material centering device for punching production line, its characterized in that, includes adjusting device, centering scanning device, the control unit, adjusting device includes centering platform support, telecontrol equipment, workstation, the centering platform support includes brace table, supporting leg, the supporting leg sets up in the brace table bottom, the telecontrol equipment sets up on the brace table, the workstation sets up in the telecontrol equipment top, the control unit sets up in the brace table bottom, centering scanning device sets up in centering platform support one side, telecontrol equipment, centering scanning device all with the control unit electric connection.
2. The sheet centering device for the punching production line according to claim 1, wherein the movement device comprises a servo motor, a speed reducer, three speed reducers, an angular velocity detector, a rocker arm, a connecting rod and a disc, the speed reducers are arranged at the bottom of the supporting table, the servo motor is arranged at the bottom of the speed reducer and is connected with the input end of the speed reducer, the angular velocity detector is arranged at the bottom of the servo motor, the rocker arm is arranged above the supporting table, an output shaft of the speed reducer penetrates through the supporting table and is fixedly connected with one end of the rocker arm, the other end of the rocker arm is hinged with the connecting rod, the disc is arranged above the supporting table and is fixedly connected with the connecting rod.
3. The sheet centering device for the punching production line according to claim 1, wherein the centering scanning device comprises a support frame, a scanning camera and a signal transmitter, the support frame is arranged on one side of a centering table support, the scanning camera is arranged above the workbench, the scanning camera is fixedly arranged on the support frame, the signal transmitter is fixedly arranged on one side of the scanning camera, the signal transmitter is electrically connected with the scanning camera, and the signal transmitter is electrically connected with the control unit.
4. A sheet centering device for a press line according to claim 3, the control unit comprises a first signal analyzer, a position arithmetic unit, a position controller, a torque analyzer, three servo amplifiers and a second signal analyzer, the input end of the first signal analyzer is connected with the signal transmitter, the input end of the position arithmetic unit is electrically connected with the output ends of the first signal analyzer and the second signal analyzer, the input end of the position controller is electrically connected with the position arithmetic unit and the output ends of the three servo motors, the input end of the torque analyzer is electrically connected with the output end of the position controller, the output end of the torque analyzer is respectively electrically connected with the input ends of the three servo amplifiers, and the output ends of the three servo amplifiers are respectively and electrically connected with the input ends of the three servo motors in a one-to-one correspondence manner.
5. The plate centering device for the punching production line according to claim 1, wherein an electric telescopic rod is fixedly arranged at the bottom of the supporting leg.
6. The plate centering device for the punching production line according to claim 5, wherein the top of the support leg and the bottom of the electric telescopic rod are both provided with a ball hinge, the top of the support leg is fixedly connected with the support platform through the ball hinge, and the bottom of the electric telescopic rod is fixedly arranged on the ball hinge.
7. The plate centering device for the punching production line according to claim 1, wherein the number of the adjusting devices is at least one, and a scanning camera and a signal transmitter corresponding to the adjusting devices are arranged above the adjusting devices.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020016606.5U CN211386623U (en) | 2020-01-03 | 2020-01-03 | Plate centering device for stamping production line |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020016606.5U CN211386623U (en) | 2020-01-03 | 2020-01-03 | Plate centering device for stamping production line |
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| CN211386623U true CN211386623U (en) | 2020-09-01 |
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| CN202020016606.5U Active CN211386623U (en) | 2020-01-03 | 2020-01-03 | Plate centering device for stamping production line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382970A (en) * | 2022-10-26 | 2022-11-25 | 常州康鼎医疗器械有限公司 | Numerical control punch press and method for instrument box |
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2020
- 2020-01-03 CN CN202020016606.5U patent/CN211386623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382970A (en) * | 2022-10-26 | 2022-11-25 | 常州康鼎医疗器械有限公司 | Numerical control punch press and method for instrument box |
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