CN212011155U - Cell rubberizing ending device of square lithium battery sheet-making winder - Google Patents
Cell rubberizing ending device of square lithium battery sheet-making winder Download PDFInfo
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- CN212011155U CN212011155U CN202020778847.3U CN202020778847U CN212011155U CN 212011155 U CN212011155 U CN 212011155U CN 202020778847 U CN202020778847 U CN 202020778847U CN 212011155 U CN212011155 U CN 212011155U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model relates to an electricity core rubberizing final phase of square lithium cell film-making winder, including unwinding mechanism, the mechanism of being equipped with glue and rubberizing mechanism, unwinding mechanism unreels the adhesive tape to the mechanism of being equipped with glue, and the mechanism of being equipped with glue carries the adhesive tape to the rubberizing mechanism, and the rubberizing mechanism includes fixing base, first motor, speed reducer, swing arm, rubberizing wheel, second motor and synchronizing wheel drive assembly, and first motor, speed reducer are installed to fixing base one end; the second motor is installed to the other end, and the second motor passes through synchronizing wheel drive assembly drive rubberizing wheel rotation angle regulation, and the rubberizing wheel is equipped with a plurality of suction holes that are used for absorbing the adhesive tape, and the rubberizing wheel is installed in swing arm front end, and first motor passes through the swing of speed reducer drive swing arm, uses the cylinder to come the rubberizing for the tradition, the utility model discloses an electricity core rubberizing ending device rubberizing mechanism adopts the bi-motor to come the mutually supporting, realizes that accurate regulation rubberizing wheel position comes the rubberizing, and high accuracy location, rubberizing are effectual, and the adjustment is convenient, the rubberizing is stable, can not loose the package after the electricity core rubberizing.
Description
Technical Field
The utility model relates to a lithium ion battery manufacture equipment field, concretely relates to electric core rubberizing ending device of square lithium cell film-making winder.
Background
A film-making winder, which is called as a lithium ion battery film-making winder, is a mechanical device for manufacturing a lithium ion battery, the lithium ion battery comprises a positive electrode sheet, a negative electrode sheet, a diaphragm, a pole ear and the like, because the lithium ion battery is divided into a square shape and a cylindrical shape according to the shape, the film-making winder can be classified into the square film-making winder and the cylindrical film-making winder, the tail of a battery cell of the existing film-making winder needs to be pasted with a gummed paper to prevent from scattering after the winding of the battery cell is finished, the appearance of the battery cell is ensured to be unchanged, the traditional battery cell pasting tail device pastes the gummed paper in a mode of using a cylinder structure to paste the battery cell while the gummed paper, but because the wound battery cell is usually in an oval square shape, the pressure of the cylinder to each position of the battery cell is inconsistent, bubbles are easy to generate to cause the gummed paper to wrinkle, affecting the quality of the cell.
SUMMERY OF THE UTILITY MODEL
There is the defect to prior art, the utility model provides a can be nimble rubberizing ending's square lithium cell film-making winder's of rubberizing ending electric core rubberizing ending device, concrete technical scheme is as follows:
a cell rubberizing and ending device of a square lithium battery sheet-making winding machine comprises an unwinding mechanism, a glue preparation mechanism and a rubberizing mechanism, wherein the unwinding mechanism unwinds glue paper to the glue preparation mechanism, the glue preparation mechanism conveys the glue paper to the rubberizing mechanism, the rubberizing mechanism comprises a fixed seat, a first motor, a speed reducer, a swing arm, a rubberizing wheel, a second motor and a synchronous wheel transmission assembly, and the first motor and the speed reducer are installed at one end of the fixed seat; the other end is provided with a second motor, the second motor drives the rubberizing wheel to rotate for adjusting the angle through the synchronizing wheel transmission assembly, the rubberizing wheel is provided with a plurality of suction holes for sucking gummed paper, the rubberizing wheel is installed at the front end of the swing arm, the first motor drives the swing arm to swing through the speed reducer, and the swing arm drives the rubberizing wheel to swing for adjusting the position to finally realize electric core rubberizing.
As a preferred scheme of the utility model, synchronizing wheel drive assembly includes first synchronizing wheel, hold-in range and second synchronizing wheel, and the first synchronizing wheel of second motor output shaft installation, first synchronizing wheel pass through synchronous belt drive and connect the second synchronizing wheel, and the second synchronizing wheel is installed in rubberizing wheel center pin one end.
As a preferred scheme, be equipped with gluey mechanism and include the fixed plate, remove the cylinder, the moulding cuts off subassembly and goes up the moulding subassembly, fixed plate top installation fixing base, fixed plate back mounted removes the cylinder, fixed plate the place ahead left end installation moulding cuts off the subassembly, moulding subassembly is installed to fixed plate the place ahead right-hand member, removes cylinder drive moulding and cuts off the subassembly and removes about, moulding cuts off the subassembly area sticky tape and moves right and is close to the moulding subassembly, goes up the moulding subassembly and compresses tightly the sticky tape head, moulding cuts off the subassembly and moves left the cutting off sticky tape that resets.
As a preferred scheme, the moulding cuts off the subassembly and includes moulding movable plate, moulding lift cylinder, lifter plate, first moulding cylinder, moulding piece, moulding frame, cut off cylinder and cutter, removes the cylinder piston rod and connects the moulding movable plate back, moulding movable plate the place ahead installation moulding lift cylinder, moulding lift cylinder drive lifter plate oscilaltion, the first moulding cylinder of lifter plate the place ahead installation, moulding frame, cut off the cylinder, first moulding cylinder drive moulding piece oscilaltion, moulding piece compresses tightly the adhesive tape with moulding frame combined action, cuts off cylinder drive cutter and cuts off the adhesive tape.
As a preferred scheme of the utility model, go up the moulding subassembly and include second moulding cylinder and last moulding running roller, the moulding running roller rises on the second moulding cylinder drive, goes up moulding running roller wheel and pushes up the rubberizing wheel and live the adhesive tape head.
As a preferred scheme of the utility model, go up the moulding subassembly and still include third motor, lead screw, nut, connecting plate, regulation movable plate and stopper, third motor drive lead screw rotates, lead screw threaded connection nut, nut pass through the connecting plate and connect the regulation movable plate, adjust movable plate the place ahead and install second moulding cylinder, adjust movable plate side installation stopper.
As the utility model discloses an optimal scheme installs buffer memory mechanism between unwinding mechanism and the mechanism of being equipped with glue, and buffer memory mechanism includes buffer memory cylinder and buffer memory running roller, and buffer memory cylinder drive buffer memory running roller oscilaltion buffer memory adhesive tape avoids being equipped with the adhesive tape and damages the adhesive tape when the mechanism draws glue.
Has the advantages that: use the cylinder to come the rubberizing for the tradition, the utility model discloses an electricity core rubberizing final phase of a project end device rubberizing mechanism adopts the bi-motor to come mutually supporting, realizes that accurate regulation rubberizing wheel position comes the rubberizing, and high accuracy location, rubberizing are effectual, and the adjustment is convenient, the rubberizing is stable, can not loose the package behind the electricity core rubberizing.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the taping mechanism of the present invention;
FIG. 3 is a schematic structural view of the gluing mechanism of the present invention for gluing the gummed paper on the electric core;
fig. 4 is a perspective view from the front when the unwinding mechanism and the glue preparation mechanism of the present invention are matched;
fig. 5 is a perspective view from the rear when the unwinding mechanism and the glue preparation mechanism of the present invention are matched;
FIG. 6 is an enlarged view at A in FIG. 4;
FIG. 7 is an enlarged view at B in FIG. 4;
fig. 8 is a schematic structural view of the glue supplying mechanism of the present invention for supplying the gummed paper to the gumming wheel.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1 to 3, a cell rubberizing ending device of a square lithium battery sheet-making winding machine includes an unwinding mechanism 1, a glue preparation mechanism 2 and a rubberizing mechanism 3, wherein the unwinding mechanism 1 unwinds a gummed paper to the glue preparation mechanism 2, the glue preparation mechanism 2 conveys the gummed paper to the rubberizing mechanism 3, the rubberizing mechanism 3 includes a fixed seat 31, a first motor 32, a speed reducer 33, a swing arm 34, a rubberizing wheel 35, a second motor 36 and a synchronizing wheel transmission assembly 37, and the first motor 32 and the speed reducer 33 are installed at one end of the fixed seat 31; the other end is provided with a second motor 36, the second motor 36 drives the rubberizing wheel 35 to rotate and adjust the angle through a synchronous wheel transmission component 37, the synchronous wheel transmission component comprises a first synchronous wheel, hold-in range and second synchronizing wheel, first synchronizing wheel of second motor output shaft installation, first synchronizing wheel passes through synchronous belt drive and connects the second synchronizing wheel, the second synchronizing wheel is installed in rubberizing wheel center pin one end, rubberizing wheel 35 is equipped with a plurality of suction holes that are used for absorbing the adhesive tape, rubberizing wheel 35 is installed in swing arm 34 front end, fixing base 31 mid-mounting has swing arm seat 38, install the pivot in swing arm seat 38, swing arm 34 rear end is rotated through the pivot and is installed in swing arm seat 38, first motor 32 drive speed reduction 33 starts, the pivot in swing arm seat 38 is connected through shaft coupling 310 to the speed reducer output shaft, first motor 32 passes through the swing of speed reducer 33 drive swing arm 34, swing arm 34 takes rubberizing wheel 35 swing adjusting position finally to realize electric core rubberizing.
The adhesive tape sticking mechanism 3 has the working principle that: in the initial state, the swing arm 34 is close to the tape preparation mechanism 2, the suction hole of the tape sticking wheel 35 faces downward, after the tape preparation mechanism 2 completely conveys the tape to the tape sticking mechanism 3, the tape is sucked by the tape sticking wheel 35, the second motor 36 drives the tape sticking wheel 35 to rotate and adjust the angle through the synchronizing wheel transmission assembly 37, the suction hole of the tape sticking wheel 35 faces upward, the sticky side of the tape faces outward, the first motor 32 drives the swing arm 34 to swing to the upper side through the speed reducer 33, the tape sticking wheel 35 is close to the winding needle mechanism C of the sheet making winding machine, and the tape sticking wheel 35 sticks and presses the electric core on the winding needle to move together until the tape sucked on the tape sticking wheel sticks to the electric core.
As shown in fig. 4 and 5, the glue preparing mechanism 2 includes a fixing plate 21, a moving cylinder 22, a glue pressing cutting assembly 23 and an upper glue pressing assembly 24, a fixing seat 31 is installed above the fixing plate 21, the moving cylinder 22 is installed on the back surface of the fixing plate 21, the glue pressing cutting assembly 23 is installed on the left end in front of the fixing plate 21, the glue pressing assembly 24 is installed on the right end in front of the fixing plate 21, the moving cylinder 22 drives the glue pressing cutting assembly 23 to move left and right, the glue pressing cutting assembly 23 brings the adhesive tape to move right to be close to the upper glue pressing assembly 24, the adhesive tape head is pressed by the upper glue pressing assembly 24, the adhesive pressing cutting assembly 23 moves left to reset to cut the adhesive tape.
As shown in fig. 6, the adhesive pressing and cutting assembly 23 includes an adhesive pressing moving plate 231, an adhesive pressing lifting cylinder 232, a lifting plate 233, a first adhesive pressing cylinder 234, an adhesive pressing block 235, an adhesive pressing frame 236, a cutting cylinder 237 and a cutter 238, a piston rod of the moving cylinder is connected to the back of the adhesive pressing moving plate 231, the moving cylinder 22 drives the adhesive pressing moving plate 231 to move, the adhesive pressing lifting cylinder 232 is installed in front of the adhesive pressing moving plate 231, the adhesive pressing lifting cylinder 231 drives the lifting plate 233 to move up and down, the first adhesive pressing cylinder 234, the adhesive pressing frame 235 and the cutting cylinder 237 are installed in front of the lifting plate 233, the adhesive pressing block 235 is driven by the first adhesive pressing cylinder 234 to move up and down, the adhesive pressing block 235 and the adhesive pressing frame 236 jointly compress the adhesive paper, the cutting cylinder 237 drives the cutter 238 to cut the adhesive paper, and a slider slide rail is installed between the lifting plate 233 and.
As shown in fig. 5 and 7, the upper gluing assembly 24 includes a second gluing cylinder 241, an upper gluing roller 242, a third motor 243, a lead screw 244, a nut 245, a connecting plate 246, an adjusting moving plate 247 and a stopper 248, the second gluing cylinder 241 drives the upper gluing roller 242 to ascend, the upper gluing roller 242 presses the head of the gummed paper against the rubberized paper, the third motor 243 drives the lead screw 244 to rotate, the lead screw 244 is in threaded connection with the nut 245, the nut 245 is connected with the adjusting moving plate 247 through the connecting plate 246, the second gluing cylinder 241 is installed in front of the adjusting moving plate 247, the stopper 248 is installed on the side of the adjusting moving plate 247, a slider rail is installed between the adjusting moving plate 247 and the fixed plate 21 for guiding, the third motor 243 drives the adjusting moving plate 247 to move, so as to adjust the initial distance between the adjusting moving plate 247 and the gluing plate 231, and due to the existence of the stopper 248, the gluing moving plate 231 stops when moving to the stopper 248, the structure can be used for preparing adhesive papers with different lengths.
As shown in fig. 1 and 4, a buffer mechanism 4 is installed between the unwinding mechanism 1 and the glue preparing mechanism 2, the buffer mechanism includes a buffer cylinder 41 and a buffer roller 42, the adhesive paper passes through the buffer roller 42, and the buffer cylinder 41 drives the buffer roller 42 to lift up and down to buffer the adhesive paper, so as to prevent the adhesive paper from being damaged when the glue preparing mechanism pulls the adhesive.
Prepare gluey mechanism 2 theory of operation: the unreeling mechanism 1 unreels the adhesive tape to the adhesive tape preparing mechanism 2, when the adhesive tape preparation is started, the first adhesive pressing cylinder 234 drives the adhesive pressing block 235 to ascend to press the adhesive tape and leave a small section of adhesive tape with the thickness of about 5mm to protrude, the moving cylinder 22 drives the adhesive pressing and cutting assembly 23 to integrally move right to be close to the upper adhesive pressing assembly 24, when the adhesive pressing moving plate 231 contacts the limiting block 248, the adhesive pressing and cutting assembly 23 stops moving, the adhesive tape is simultaneously pulled to reach the upper adhesive pressing assembly 24, the second adhesive pressing cylinder 241 drives the upper adhesive pressing roller 242 to ascend, the upper adhesive pressing roller 242 presses the head of the adhesive tape against the adhesive pressing roller, then the first adhesive pressing cylinder 234 drives the adhesive pressing block 235 to descend to release the adhesive tape, the moving cylinder 22 drives the adhesive pressing and cutting assembly 23 to integrally move left to reset, the first adhesive pressing cylinder 234 drives the adhesive pressing block 235 to ascend again to press the tail of the adhesive tape, the adhesive pressing lifting cylinder 232 drives the lifting plate 233 to ascend, the lifting plate 233 drives the lifting plate 233, The glue pressing frame 235 and the cutting cylinder 237 integrally ascend to be close to the glue pasting wheel 35, the glue pasting wheel 35 sucks the whole piece of glue paper, the cutting cylinder 237 drives the cutter 238 to cut off the glue paper (at the moment, the state of the device is shown in figure 8), then the following battery core glue pasting process is carried out, the glue preparing mechanism 2 is reasonable in design, a single piece of glue paper is conveyed to the glue pasting wheel rapidly and stably, and the follow-up glue pasting operation is guaranteed.
The above description is provided for the purpose of describing the present invention in more detail with reference to the preferred embodiments, and it should not be construed that the present invention is limited to these descriptions, and it will be apparent to those skilled in the art that the present invention can be implemented in many ways without departing from the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a square lithium cell film-making winder's electric core rubberizing final phase of a project device, includes unwinding mechanism, is equipped with gluey mechanism and rubberizing mechanism, and unwinding mechanism unreels the adhesive tape to being equipped with gluey mechanism, and gluey mechanism transport adhesive tape is to rubberizing mechanism, its characterized in that for being equipped with: the adhesive tape sticking mechanism comprises a fixed seat, a first motor, a speed reducer, a swing arm, an adhesive tape sticking wheel, a second motor and a synchronous wheel transmission assembly, wherein the first motor and the speed reducer are installed at one end of the fixed seat; the other end is provided with a second motor, the second motor drives the rubberizing wheel to rotate for adjusting the angle through the synchronizing wheel transmission assembly, the rubberizing wheel is provided with a plurality of suction holes for sucking gummed paper, the rubberizing wheel is installed at the front end of the swing arm, the first motor drives the swing arm to swing through the speed reducer, and the swing arm drives the rubberizing wheel to swing for adjusting the position to finally realize electric core rubberizing.
2. The cell rubberizing ending device of the square lithium battery sheet-making winding machine according to claim 1, characterized in that: the synchronizing wheel transmission assembly comprises a first synchronizing wheel, a synchronizing belt and a second synchronizing wheel, the first synchronizing wheel is installed on the output shaft of the second motor, the first synchronizing wheel is connected with the second synchronizing wheel through synchronous belt transmission, and the second synchronizing wheel is installed at one end of the central shaft of the rubberizing wheel.
3. The cell rubberizing ending device of the square lithium battery sheet-making winding machine according to claim 1, characterized in that: it cuts off subassembly and last moulding subassembly to be equipped with gluey mechanism including fixed plate, removal cylinder, moulding, and fixed plate top installation fixing base, fixed plate back installation removal cylinder, and fixed plate the place ahead left end installation moulding cuts off the subassembly, and moulding subassembly is installed to fixed plate the place ahead right-hand member, and removal cylinder drive moulding cuts off the subassembly and removes, and moulding cuts off the subassembly and takes the sticky tape right side to move and is close to last moulding subassembly, goes up moulding subassembly and compresses tightly the sticky tape head, and moulding cuts off subassembly and moves to reset and cut off the sticky tape left side.
4. The cell rubberizing ending device of the square lithium battery sheet-making winding machine according to claim 3, characterized in that: the moulding cuts off subassembly includes moulding movable plate, moulding lift cylinder, lifter plate, first moulding cylinder, moulding piece, moulding frame, cuts off cylinder and cutter, removes the cylinder piston rod and connects the moulding movable plate back, moulding movable plate the place ahead installation moulding lift cylinder, moulding lift cylinder drive lifter plate oscilaltion, the first moulding cylinder of lifter plate the place ahead installation, moulding frame, cut off the cylinder, first moulding cylinder drive moulding piece oscilaltion, moulding piece and moulding frame combined action compress tightly the adhesive tape, cut off cylinder drive cutter and cut off the adhesive tape.
5. The cell rubberizing ending device of the square lithium battery sheet-making winding machine according to claim 3, characterized in that: the upper glue pressing assembly comprises a second glue pressing cylinder and an upper glue pressing roller wheel, the second glue pressing cylinder drives the upper glue pressing roller wheel to ascend, and the upper glue pressing roller wheel pushes against the rubberizing roller to press the head of the gummed paper.
6. The cell rubberizing ending device of the square lithium battery sheet-making winding machine according to claim 3, characterized in that: go up the moulding subassembly and still include third motor, lead screw, nut, connecting plate, regulation movable plate and stopper, the third motor drive lead screw rotates, lead screw threaded connection nut, and the nut passes through the connecting plate and connects the regulation movable plate, adjusts movable plate the place ahead and installs the second moulding cylinder, adjusts movable plate side installation stopper.
7. The cell rubberizing ending device of the square lithium battery sheet-making winding machine according to claim 1, characterized in that: install buffer memory mechanism between unwinding mechanism and the mechanism of being equipped with glue, buffer memory mechanism includes buffer memory cylinder and buffer memory running roller, and buffer memory cylinder drive buffer memory running roller oscilaltion buffer memory adhesive tape avoids being equipped with the mechanism of gluing and damages the adhesive tape when drawing glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020778847.3U CN212011155U (en) | 2020-05-12 | 2020-05-12 | Cell rubberizing ending device of square lithium battery sheet-making winder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020778847.3U CN212011155U (en) | 2020-05-12 | 2020-05-12 | Cell rubberizing ending device of square lithium battery sheet-making winder |
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| Publication Number | Publication Date |
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| CN212011155U true CN212011155U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020778847.3U Active CN212011155U (en) | 2020-05-12 | 2020-05-12 | Cell rubberizing ending device of square lithium battery sheet-making winder |
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| CN (1) | CN212011155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864442A (en) * | 2021-01-25 | 2021-05-28 | 深圳市诚捷智能装备股份有限公司 | Adhesive tape sticking device and adhesive tape sticking method |
| CN114715504A (en) * | 2022-03-25 | 2022-07-08 | 广东东博自动化设备有限公司 | Can adjust flying of rubberizing angle and reach and roll subsides mechanism |
-
2020
- 2020-05-12 CN CN202020778847.3U patent/CN212011155U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864442A (en) * | 2021-01-25 | 2021-05-28 | 深圳市诚捷智能装备股份有限公司 | Adhesive tape sticking device and adhesive tape sticking method |
| CN112864442B (en) * | 2021-01-25 | 2022-04-26 | 深圳市诚捷智能装备股份有限公司 | Adhesive tape sticking device and adhesive tape sticking method |
| CN114715504A (en) * | 2022-03-25 | 2022-07-08 | 广东东博自动化设备有限公司 | Can adjust flying of rubberizing angle and reach and roll subsides mechanism |
| CN114715504B (en) * | 2022-03-25 | 2022-12-16 | 广东东博智能装备股份有限公司 | Can adjust flying of rubberizing angle and reach and roll subsides mechanism |
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