CN115724215A - Automatic plate feeding system - Google Patents
Automatic plate feeding system Download PDFInfo
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- CN115724215A CN115724215A CN202110979639.9A CN202110979639A CN115724215A CN 115724215 A CN115724215 A CN 115724215A CN 202110979639 A CN202110979639 A CN 202110979639A CN 115724215 A CN115724215 A CN 115724215A
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- 230000007246 mechanism Effects 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims abstract description 58
- 238000003860 storage Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims description 8
- 244000309464 bull Species 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000003466 welding Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 241000834287 Cookeolus japonicus Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
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- 230000033764 rhythmic process Effects 0.000 description 1
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Abstract
An automatic plate feeding system relates to the field of angle steel welding assembly devices. The system comprises: feed bin mechanism, it includes the feed bin and is used for carrying out spacing stop device to the feed bin position, and feed bin and stop device set up on the flitch, are provided with the drive arrangement that the drive flitch removed on the flitch. The lifting mechanism comprises a lifting driving device for driving the stock bin to move up and down, a feeding area groove is formed in the feeding platform, and the material plate positioning device and the lifting driving device are fixedly arranged in the feeding area groove; the absorbing and carrying mechanism is used for absorbing the materials in the storage bin, carrying the materials to the secondary positioning mechanism and transferring the materials subjected to secondary positioning to the next process area; the sucking and carrying mechanism is arranged above the feeding platform; and the electric control system is in communication connection with the driving ends of the mechanisms. The system realizes automatic flitch feeding, and has the advantages of high production efficiency and reduced operation cost.
Description
Technical Field
The invention relates to the field of automatic welding production lines of tower cranes, in particular to an automatic plate feeding system.
Background
A tower crane is also called a crane and is a common mechanical carrying device. In the welding processing production process of the tower crane, the tower crane is required to be formed into parts, namely angle steel and a flitch, assembly welding is carried out, a manual operation mode is adopted in the traditional feeding process to take the parts from top to bottom, the operation efficiency is low, the production takt cannot be met, and dangerous accidents are easily caused due to the fact that the flitch quality is high, so that automatic feeding of a robot is adopted, the automatic feeding of the robot is matched with the welding of the robot, the labor force is reduced, and the production efficiency is improved.
Disclosure of Invention
In order to solve the problems that the production efficiency is low and the production rhythm cannot be met due to manual plate pasting and feeding in the production and manufacturing process of a tower crane, the invention adopts the following technical scheme:
an automatic sheet feeding system comprises a stock bin mechanism, a lifting mechanism, a suction carrying mechanism, a secondary positioning mechanism and an electrical control system; the bin mechanism comprises a loading platform, a bin for placing materials and a limiting device for limiting the position of the bin, the bin and the limiting device are arranged on a material plate, and a driving device for driving the material plate to move is arranged on the material plate; the lifting mechanism comprises a lifting driving device for driving the stock bin to move up and down, a feeding area groove is formed in the feeding platform, the lifting driving device is fixedly arranged in the feeding area groove, and a material plate positioning device used for positioning the material plate is further arranged in the feeding area groove; the absorption and transportation mechanism is used for absorbing the materials in the storage bin, transporting the materials to the secondary positioning mechanism and transferring the materials subjected to secondary positioning to the next process area; the sucking and carrying mechanism is arranged above the feeding platform; the electric control system comprises a PLC control unit, and the PLC control unit is in communication connection with the driving ends of the stock bin mechanism, the lifting mechanism, the sucking and carrying mechanism and the secondary positioning mechanism.
The storage bin comprises a storage bin fixing base and a plurality of guide pillars, a discharging groove is formed in the storage bin fixing base, and the guide pillars are vertically and fixedly arranged in the discharging groove and are arranged at intervals according to the size of the material; a plurality of bull's eye bearings are fixedly mounted on the flitch, and are distributed according to a matrix, and the feed bin fixing base is connected with the bottoms of the plurality of bull's eye bearings.
Specifically, stop device includes cylinder, spacing support, electromagnetism valves, and spacing support and cylinder fixed mounting are on the flitch, and the bin links to each other the both sides wall and corresponds the spacing support that distributes, and the bin links to each other both sides distribution cylinder in addition, and the gas source end and the electromagnetism valves of cylinder are connected.
Specifically, the driving device comprises a driving motor, racks are respectively installed on two sides of the feeding platform, a rotating shaft is arranged in the material plate and connected with the driving end of the driving motor, and gears are respectively arranged at two ends of the rotating shaft and meshed with the racks.
Specifically, flitch positioner includes cylinder, locating pin, and the locating pin is connected with the drive end of cylinder, and cylinder fixed end fixed mounting in the material loading district recess.
Specifically, the lifting driving device comprises a lifting frame and a lifting driver for driving the lifting frame to lift up and down.
Specifically, the jacking driver comprises a servo motor, a first gear disc and a second gear disc, the driving end of the servo motor is connected with the first gear disc, the first gear disc and the second gear disc are fixedly arranged on the feeding table, the first gear disc is in gear engagement connection with the second gear disc, the jacking mechanism comprises a screw rod, a nut and a supporting plate, the screw rod is rotatably and vertically arranged on the second gear disc, the top end of the screw rod is fixedly connected with the supporting plate through the nut,
the suction and carrying mechanism comprises a mechanical arm, a laser detector and an electromagnet are fixedly mounted on the mechanical arm, the laser detector is used for detecting, and the electromagnet is used for sucking materials.
Specifically, secondary positioning mechanism includes the fixed bolster, the cylinder, the limiting plate, the support frame is located by the material loading platform, the fixed bolster includes support mesa and support frame seat, the support mesa rotates with support frame seat to be connected, limiting plate and cylinder fixed mounting are on the support frame mesa, be provided with first shelves strip and second shelves strip on the adjacent both sides of limiting plate respectively, the expansion end of cylinder promotes the direction perpendicular just parallel with the second shelves strip with first shelves strip.
Specifically, the electric control system further comprises a display screen, and the display screen is used for integrating monitoring states of all mechanisms, operation parameter setting of the mechanisms, alarm prompting and point inspection prompting.
In summary, the apparatus of the present invention has the following advantages:
1. the gripper is connected with the robot through the connecting flange, so that workpiece feeding, displacement and assembly are realized, and an automatic welding process is matched. The continuous operation is realized, the labor cost is reduced, the production efficiency is improved, and the quality of the welding seam is ensured.
2. The photoelectric switch is arranged in the gripper, and the photoelectric switch is matched with the electrophoretic magnet for use, so that the position of the workpiece can be effectively determined, and the reliability of workpiece gripping is ensured;
3. the gripper is also provided with a limiting buffer device which limits the swing position of the cylinder, and the kinetic energy generated by stopping the limiting sheet is converted into compressed potential energy to be absorbed through in-place oil pressure, so that the situation that the position is inaccurate due to impact and vibration generated in the in-place process is avoided.
Drawings
FIG. 1 is a schematic structural view of an automatic sheet feeding system;
FIG. 2 is a schematic structural diagram of a lifting mechanism in an automatic sheet feeding system;
FIG. 3 is a schematic structural view of a secondary positioning mechanism in an automatic sheet feeding system;
reference numerals: 1, a secondary positioning mechanism; 2. a stock bin mechanism; 3. a suction carrying mechanism; 4. a lifting mechanism;
101 a support table-board; 102 air cylinders; 103, limiting plates; 104 a bracket base; 105 a first stop bar; 106 a second bar;
a 201 cylinder; 202 guide pillars; 203, a limit bracket; 204 driving a motor; 205 a bin fixing base; a 206 solenoid valve set; 207 a feeding platform; 208 flitches;
301 a manipulator; 302 a laser detector;
401 a first gear wheel; 402 a second gear wheel disc; 403, a supporting plate; 404 a lead screw; 405 a servo motor; 406 a flitch positioning device; 407 a proximity switch;
Detailed Description
The invention is further illustrated with reference to fig. 1.
An automatic sheet feeding system comprises a stock bin mechanism 2, a lifting mechanism 4, an absorbing and carrying mechanism 3, a secondary positioning mechanism 1 and an electric control system;
the bin mechanism 2 comprises a feeding platform 207, a bin for placing the flitch and a limiting device for limiting the position of the bin. A material plate 208 for bearing the bin is arranged on the material loading platform 207. The feed bin includes feed bin fixed baseplate 205 and many guide pillars 202, has seted up the blow-off tank on the feed bin fixed baseplate 205. In order to install and place the flitch according to the shape of the flitch and effectively utilize the space in the discharging groove, a plurality of guide pillars 202 are arranged in the discharging groove, the guide pillars 202 are vertically and fixedly arranged in the discharging groove and are arranged at intervals according to the size of materials, and thus a discharging bin matched with the size of the flitch is formed. In order to enable the storage bin to move on the material plate 208 in a limiting mode, the resistance is small, a plurality of bull eye bearings are fixedly mounted on the material plate 208 and distributed according to a matrix, and the storage bin fixing base 205 is connected with the plurality of bull eye bearings at the bottom, so that the moving friction between the material plate 208 and the storage bin fixing base 205 is reduced, and the resistance and the bottom abrasion of the storage bin fixing base 205 are reduced. In order to carry out spacing with the feed bin, snatch the accuracy nature of flitch position after the convenience, so carry on spacingly to the feed bin through stop device. The limiting device comprises an air cylinder 201, a limiting bracket 203 and an electromagnetic valve group 206. The limiting support 203 and the air cylinder 201 are fixedly installed on the material plate 208, the limiting support 203 is distributed at the corresponding position of two adjacent side walls of the bin, the air cylinder 201 is distributed at two adjacent sides of the bin, the air cylinder 201 pushes the bin to be abutted against the limiting support 203, the air source end of the air cylinder 201 is connected with the electromagnetic valve group 206, and the electromagnetic valve group 206 controls the on-off of an air source. In order to move the silo to the loading area, a drive is provided. The driving device comprises a driving motor 204, racks are respectively installed on two sides of the feeding platform 207, a rotating shaft is arranged in the material plate 208 and connected with a driving end of the driving motor 204, gears are respectively arranged at two ends of the rotating shaft, and the gears and the racks are meshed to drive the material plate 208 and a bin borne on the material plate 208 to move until the material plate reaches a feeding area and stops.
Elevating system 4 includes the lift drive who drives the feed bin and reciprocate, and elevating system 4 mainly used is when the flitch material loading, because the flitch is constantly taken away, needs in time jack-up the flitch for the flitch is always in same level. The feeding platform 207 is provided with a feeding area groove. The lifting driving device comprises a lifting frame and a lifting driver for driving the lifting frame to lift up and down. The jacking driver includes servo motor 405, first toothed disc 401, second toothed disc 402, servo motor 405 drive end is connected with first toothed disc 401, first toothed disc 401 and second toothed disc 402 fixed mounting are in material loading district recess, and first toothed disc 401 is connected with second toothed disc 402 gear engagement, jacking mechanism includes the lead screw, the screw, layer board 403, the lead screw is rotationally installed perpendicularly on second toothed disc 402, lead screw top is through screw and layer board 403 fixed connection. When the first gear plate 401 drives the second gear plate 402 to rotate, the lead screw 404 moves up and down, and the lead screw 404 drives the supporting plate 403 to move, so that the supporting plate 403 can support the flitch. As the flitch 208 moves to the feeding area, the flitch 208 needs to be positioned to prevent moving. Therefore, a material plate positioning device 406 is further arranged, and the material plate positioning device 406 comprises a cylinder, a positioning pin and a proximity switch. The locating pin is connected with the drive end of cylinder, and the cylinder stiff end fixed mounting is in the material loading district recess. A bracket is fixedly arranged beside the cylinder, and a proximity switch 407 is arranged on the bracket. The position of the flitch 208 is judged through the proximity switch 407, and when the proximity switch judges that the flitch has arrived at the loading area, the cylinder drives the positioning pin to rise and enter the positioning hole on the flitch 208, so that the flitch 208 is positioned in the loading area.
The absorbing and carrying mechanism 3 is used for absorbing the materials in the storage bin and carrying the materials to the secondary positioning mechanism 1, and is also used for transferring the materials subjected to secondary positioning to the next process area; the sucking and carrying mechanism 3 is arranged above the feeding platform 207; absorb handling mechanism 3 includes manipulator 301, and manipulator 301 snatchs fixed mounting has laser detector 302 and electro-magnet, and whether laser detector 302 is used for detecting the supplied materials condition of every feed bin correct, whether correct including the quantity of flitch to and whether the size thickness of supplied materials is correct, the electro-magnet then draws the flitch after switching on through the circular telegram.
The secondary positioning mechanism 1 is mainly used for placing the flitch grabbed by the manipulator 301 on the device each time to perform secondary positioning on the workpiece, and is mainly used for ensuring the uniformity of the position where the workpiece is placed on the welding system each time. Secondary positioning mechanism 1 includes the fixed bolster, cylinder 102, limiting plate 103, the support frame is located by material loading platform 207, the fixed bolster includes support mesa 101 and support seat 104, support mesa 101 rotates with support seat 104 to be connected, when needing secondary positioning, certain angle is personally submitted with the level to support mesa 101, limiting plate 103 and cylinder 102 fixed mounting are on support mesa 101, be provided with first shelves 105 and second shelves 106 on the adjacent both sides of limiting plate 103 respectively. Because the support platform 101 is at an angle to the horizontal, the flitch can be kept to automatically abut against the first stop strip 105. The moving end of the cylinder 102 pushes the direction perpendicular to the first rail 105 and parallel to the second rail 106, and the moving end of the cylinder 102 pushes the pasting board to abut against the second rail 106.
The electrical control system comprises a PLC control unit, the PLC control unit is in communication connection with the bin mechanism 2, the lifting mechanism 4, the suction carrying mechanism 3 and the driving end of the secondary positioning mechanism 1, and the PLC control unit controls all the mechanisms to work in coordination through an EtherCAT protocol. In addition, the PLC and the mechanical gripper perform signal interaction in an Enthernet/IP bus communication mode, and data such as electromagnet parameters and the like are transmitted in real time. The electric control system also comprises a display screen, and the display screen is used for integrating the monitoring states of all mechanisms, the operation parameter setting of the mechanisms, the alarm prompt, the point inspection prompt and other functions.
When this system of application carries out the material loading, driving motor 204 among the feed bin mechanism 2 drives the flitch and gets into the material loading district, and when proximity switch detected the flitch and arrived the material loading district, flitch positioner's locating pin was by cylinder jack-up, inserted in the locating hole of flitch, accomplished the feed bin and entered into in the material loading district. Then the limiting device limits the storage bin to ensure that the storage bin carries out loading in a limiting position. Whether the laser detector 302 on the manipulator 301 detects the supplied materials condition of every feed bin correct, whether the quantity including the flitch is correct to and whether the size thickness of supplied materials is correct, all detect and accomplish after correct, absorb the flitch and shift to the support mesa 101 of secondary positioning mechanism 1 after the electromagnetism iron switch-on, then carry out the secondary positioning with the flitch through the cylinder, manipulator 301 shifts the flitch to next flow after the secondary positioning is accomplished.
As can be seen from the above description, the device has the following advantages:
1. the system realizes the function of automatic flitch feeding, and has the advantages of high production efficiency and reduced manual operation cost.
2. The system is provided with a secondary positioning mechanism, the flitch grabbed by the manipulator can be secondarily positioned through the device, and the flitch is grabbed and transferred to the next process after positioning is finished, so that the position accuracy of flitch transfer is ensured.
3. The system is provided with a stock bin mechanism, and the stock bin in the stock bin mechanism realizes the placement of flitch plates with different sizes through the distribution of different positions of a guide pillar. In addition, the positioning of the storage bin is realized through a limiting device, and the manipulator can be guaranteed to align and grab the flitch in the storage bin every time; the transfer of the storage bin is also realized through a driving device.
4. Be equipped with climbing mechanism in this system, because the flitch is piled up and is placed, realize the manipulator through climbing mechanism and snatching the flitch and carry out the in-process that shifts, guarantee to be snatched the back next layer flitch and always can be jacked up, keep in same position department, guarantee the accuracy nature of snatching.
5. The photoelectric switch is arranged in the manipulator in the system, and the photoelectric switch is matched with the electrophoresis magnet for use, so that the position of the workpiece can be effectively determined, and the reliability of grabbing the workpiece is ensured.
It should be understood that the detailed description of the invention is merely illustrative of the invention and is not intended to limit the invention to the specific embodiments described. It will be appreciated by those skilled in the art that the present invention may be modified or substituted equally as well to achieve the same technical result; as long as the use requirements are met, the method is within the protection scope of the invention.
Claims (10)
1. An automatic sheet feeding system is characterized by comprising a stock bin mechanism, a lifting mechanism, a sucking and carrying mechanism, a secondary positioning mechanism and an electric control system; the bin mechanism comprises a loading platform, a bin for placing materials and a limiting device for limiting the position of the bin, the bin and the limiting device are arranged on a material plate, and a driving device for driving the material plate to move is arranged on the material plate; the lifting mechanism comprises a lifting driving device for driving the stock bin to move up and down, a feeding area groove is formed in the feeding platform, the lifting driving device is fixedly installed in the feeding area groove, and a material plate positioning device used for positioning a material plate is further arranged in the feeding area groove; the sucking and carrying mechanism is used for sucking the materials in the storage bin, carrying the materials to the secondary positioning mechanism and transferring the materials subjected to secondary positioning to the next process area; the sucking and carrying mechanism is arranged above the feeding platform; the electric control system comprises a PLC control unit, and the PLC control unit is in communication connection with the driving ends of the stock bin mechanism, the lifting mechanism, the sucking and carrying mechanism and the secondary positioning mechanism.
2. The automatic sheet feeding system according to claim 1, wherein the bin comprises a bin fixing base and a plurality of guide pillars, a discharging groove is formed in the bin fixing base, and the guide pillars are vertically and fixedly arranged in the discharging groove and are arranged at intervals according to the size of the sheet; a plurality of bull's eye bearings are fixedly mounted on the flitch, the bull's eye bearings are distributed according to a matrix, and the stock bin fixing base is connected with the bottoms of the bull's eye bearings.
3. The automatic sheet feeding system according to claim 1, wherein the limiting device comprises an air cylinder, a limiting support and an electromagnetic valve group, the limiting support and the air cylinder are fixedly mounted on the material plate, the two side walls connected with the stock bin are correspondingly distributed on the limiting support, the air cylinder is distributed on the other two sides connected with the stock bin, and an air source end of the air cylinder is connected with the electromagnetic valve group.
4. The automatic sheet feeding system according to claim 1, wherein the driving device includes a driving motor, racks are respectively installed on two sides of the feeding platform, a rotating shaft is arranged in the sheet, the rotating shaft is connected with a driving end of the driving motor, gears are respectively arranged on two ends of the rotating shaft, and the gears are engaged with the racks.
5. The automatic sheet feeding system according to claim 1, wherein the sheet positioning device comprises a cylinder and a positioning pin, the positioning pin is connected with a driving end of the cylinder, and a fixed end of the cylinder is fixedly installed in the groove of the feeding area.
6. The automatic sheet feeding system according to claim 1, wherein the lifting driving device comprises a lifting frame and a lifting driver for driving the lifting frame to move up and down.
7. The automatic sheet feeding system according to claim 6, wherein the jacking driver includes a servo motor, a first gear disc and a second gear disc, the servo motor driving end is connected with the first gear disc, the first gear disc and the second gear disc are fixedly mounted on the feeding table, the first gear disc is in gear engagement with the second gear disc, the jacking mechanism includes a lead screw, a nut and a supporting plate, the lead screw is vertically mounted on the second gear disc, and the top end of the lead screw is fixedly connected with the supporting plate through the nut.
8. The automatic feeding system of sheet materials according to claim 1, wherein the sucking and carrying mechanism comprises a manipulator, a laser detector and an electromagnet are fixedly installed at a grabbing end of the manipulator, the laser detector is used for detecting, and the electromagnet is used for sucking materials.
9. The automatic plate feeding system according to claim 1, wherein the secondary positioning mechanism comprises a fixed support, an air cylinder and a limiting plate, the support is erected beside the feeding platform and comprises a support table top and a support base, the support table top is rotatably connected with the support base, the limiting plate is fixedly mounted on the support table top through the air cylinder, a first stop bar and a second stop bar are respectively arranged on two adjacent sides of the limiting plate, and the pushing direction of the movable end of the air cylinder is perpendicular to the first stop bar and parallel to the second stop bar.
10. The automatic sheet feeding system according to claim 1, wherein the electrical control system further comprises a display screen for integrating monitoring states, operation parameter settings, alarm prompts and point inspection prompts of the stock bin mechanism, the lifting mechanism, the suction and carrying mechanism and the secondary positioning mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110979639.9A CN115724215A (en) | 2021-08-25 | 2021-08-25 | Automatic plate feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110979639.9A CN115724215A (en) | 2021-08-25 | 2021-08-25 | Automatic plate feeding system |
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| Publication Number | Publication Date |
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| CN115724215A true CN115724215A (en) | 2023-03-03 |
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| CN202110979639.9A Pending CN115724215A (en) | 2021-08-25 | 2021-08-25 | Automatic plate feeding system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102730375A (en) * | 2012-06-04 | 2012-10-17 | 中国核电工程有限公司 | Packaged automatic switching mechanism with double charging barrels |
| CN107082270A (en) * | 2017-03-01 | 2017-08-22 | 姜�硕 | A kind of plate lifting device of PCB board separators with automatic positioning equipment |
| WO2018094680A1 (en) * | 2016-11-25 | 2018-05-31 | 苏州富强科技有限公司 | Full-automatic feeding production line |
| CN209424416U (en) * | 2018-11-22 | 2019-09-24 | 东莞市艾尔发自动化科技有限公司 | A kind of double-station punching material feeder |
| CN112340449A (en) * | 2020-11-06 | 2021-02-09 | 长沙麦睛科技有限公司 | Carbide is high-efficient in batches to pick up transport mechanism based on electromagnetic adsorption principle |
| CN213058716U (en) * | 2020-09-16 | 2021-04-27 | 苏州华智信智能科技有限公司 | Two feed bin feed mechanism |
| CN112874134A (en) * | 2021-01-05 | 2021-06-01 | 珠海镇东有限公司 | Plate collecting and releasing system of screen printing machine |
-
2021
- 2021-08-25 CN CN202110979639.9A patent/CN115724215A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102730375A (en) * | 2012-06-04 | 2012-10-17 | 中国核电工程有限公司 | Packaged automatic switching mechanism with double charging barrels |
| WO2018094680A1 (en) * | 2016-11-25 | 2018-05-31 | 苏州富强科技有限公司 | Full-automatic feeding production line |
| CN107082270A (en) * | 2017-03-01 | 2017-08-22 | 姜�硕 | A kind of plate lifting device of PCB board separators with automatic positioning equipment |
| CN209424416U (en) * | 2018-11-22 | 2019-09-24 | 东莞市艾尔发自动化科技有限公司 | A kind of double-station punching material feeder |
| CN213058716U (en) * | 2020-09-16 | 2021-04-27 | 苏州华智信智能科技有限公司 | Two feed bin feed mechanism |
| CN112340449A (en) * | 2020-11-06 | 2021-02-09 | 长沙麦睛科技有限公司 | Carbide is high-efficient in batches to pick up transport mechanism based on electromagnetic adsorption principle |
| CN112874134A (en) * | 2021-01-05 | 2021-06-01 | 珠海镇东有限公司 | Plate collecting and releasing system of screen printing machine |
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