CN218538632U - Coiling and coiling device for producing copper water stop - Google Patents
Coiling and coiling device for producing copper water stop Download PDFInfo
- Publication number
- CN218538632U CN218538632U CN202222240962.7U CN202222240962U CN218538632U CN 218538632 U CN218538632 U CN 218538632U CN 202222240962 U CN202222240962 U CN 202222240962U CN 218538632 U CN218538632 U CN 218538632U
- Authority
- CN
- China
- Prior art keywords
- coiling
- water stop
- arc
- frame
- supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- PTVDYARBVCBHSL-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu] PTVDYARBVCBHSL-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 230000001360 synchronised effect Effects 0.000 claims abstract description 33
- 229910052802 copper Inorganic materials 0.000 claims abstract description 28
- 239000010949 copper Substances 0.000 claims abstract description 28
- 238000005096 rolling process Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 3
- 150000001879 copper Chemical class 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Abstract
The utility model discloses a coiling and rolling device for producing a copper water stop, which comprises a frame and a control component; a frame: the upper end of the supporting pipe is rotatably connected with a supporting pipe through a bearing, the right end of the supporting pipe extends out of the right side face of the rack, a supporting plate is arranged at the end head of the supporting pipe, sliding strips are connected inside sliding holes of the outer arc face of the supporting plate in a sliding mode, and arc-shaped plates are arranged at the ends, far away from the axis of the supporting plate, of the sliding strips; a control component: set up in the left surface of frame, the stay tube is run through to control assembly's right-hand member, the draw runner is close to the one end in supporting disk axle center and all rotates with control assembly to be connected, the leading flank of frame is equipped with the PLC controller, external power source is connected to the input electricity of PLC controller, the middle part of frame left surface is equipped with driving motor through the motor cabinet, be equipped with initiative synchronous pulley on driving motor's the output shaft, this copper waterstop production is with batching system package device, the central subassembly of system package can contract, it is high to take off a roll convenience.
Description
Technical Field
The utility model relates to a copper waterstop production technical field specifically is a copper waterstop production is with batching system package.
Background
The water stop strip is mainly used for foundation engineering which is arranged in a construction joint and a deformation joint and integrated with a concrete structure when concrete is cast in place, the copper water stop strip is often used for foundation waterproofing of hydraulic engineering due to good tensile strength and tensile rate, the copper water stop strip is generally required to be rolled in the production process of the copper water stop strip at present, and then a rolling and coiling device is required to be used.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a copper waterstop production is with batching system package, the central subassembly of system package can contract, and it is convenient to take off a roll, can fix or loosen the copper waterstop simultaneously, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a coiling and coiling device for producing a copper water stop strip comprises a rack and a control assembly;
a rack: the upper end of the supporting plate is rotatably connected with a supporting tube through a bearing, the right end of the supporting tube extends out of the right side face of the rack, a supporting plate is arranged at the end head of the supporting tube, sliding strips are connected inside sliding holes in the outer arc face of the supporting plate in a sliding mode, and arc-shaped plates are arranged at the ends, away from the axis of the supporting plate, of the sliding strips;
a control component: set up in the left surface of frame, the stay tube is run through to control assembly's right-hand member, the one end that the draw runner is close to the supporting disk axle center all rotates with control assembly to be connected, can place the one end of copper waterstop between chamfer and the briquetting before the system is rolled up, then the effort through electric putter, can conveniently fix the one end of copper waterstop, and then make things convenient for the system of copper waterstop to roll up, not only reduced producers' work burden, and help promoting machining efficiency, the back is accomplished in the system simultaneously, a plurality of arcs can contract to the axle center direction, the whole of constitution will diminish and make things convenient for taking off of copper tape roll stagnant water, convenience when having improved this equipment use greatly.
Furthermore, the front side of frame is equipped with the PLC controller, and external power source is connected to the input electricity of PLC controller, makes things convenient for the automatic control of electrical apparatus.
Furthermore, the middle part of the left side surface of the rack is provided with a driving motor through a motor base, an output shaft of the driving motor is provided with a driving synchronous belt pulley, the left end of the supporting pipe extends out of the left side surface of the rack and is provided with a driven synchronous belt pulley at the end, the driven synchronous belt pulley is in transmission connection with the driving synchronous belt pulley through a synchronous belt, and the input end of the driving motor is electrically connected with the output end of the PLC, so that power is provided for coil making.
Further, the control assembly comprises a control column, a connecting disc and a connecting rod, the control column is connected to the inside of the supporting tube in a sliding mode, the right end of the control column extends to the inside of the supporting disc, the connecting disc is arranged at the end, the connecting rod is rotatably connected to the inside of the groove of the outer arc face of the connecting disc through one rotating shaft, one end, far away from the connecting disc, of the connecting rod is rotatably connected with the adjacent sliding strip through two rotating shafts respectively, and synchronous control of the plurality of arc-shaped plates is facilitated.
Further, control assembly still includes electric putter and connecting seat, electric putter sets up in the upper end of frame left surface through the push rod seat, and electric putter's flexible end is equipped with the connecting seat, and the inner arc wall of connecting seat right-hand member passes through the bearing and is connected with the left end rotation of control post, and electric putter's input electricity is connected the output of PLC controller, conveniently controls the control post.
Further, the outer cambered surface of supporting disk is equipped with the briquetting, and the chamfer has been seted up to the arc rear end of the top, and the chamfer sets up with the briquetting cooperation, makes things convenient for the fixed of copper waterstop to compress tightly.
Furthermore, the left side of arc all is equipped with the locating plate, makes things convenient for the location when copper waterstop system is rolled up.
Compared with the prior art, the beneficial effects of the utility model are that: this copper waterstop production is with batching system package device has following benefit:
1. the one end of copper waterstop is inserted between chamfer and briquetting with the use, then regulate and control the PLC controller, electric putter's flexible end passes through the connecting seat and drives the control post and slide left along the stay tube, the control post passes through the one end that the connection pad drove the connecting rod and moves left, the other end and the draw runner of connecting rod rotate to be connected simultaneously, the draw runner can not produce horizontal displacement, and then the both ends of connecting rod take place relative rotation with the junction of draw runner or connection pad respectively, the connecting rod is perpendicular with the axis of connection pad gradually, and then the connecting rod will drive the draw runner and move to the direction of keeping away from the supporting disk axle center along the slide opening of supporting disk, and then the draw runner drives the arc and move to the direction of keeping away from the supporting disk axle center, and then a plurality of arcs are in open state, the arc of the top simultaneously compresses tightly the one end of copper waterstop under the effect of briquetting, then electric putter stops the operation, can place the one end of copper waterstop between chamfer and the briquetting before the system is rolled up, then the effort through electric putter, can conveniently fix the one end of copper waterstop, and then make things convenient for the system book of copper waterstop, not only reduce the work burden of production personnel, and help to promote machining efficiency.
2. Regulation and control PLC controller, driving motor operation, driving motor's output shaft drives driving synchronous pulley rotatory, driving synchronous pulley passes through the hold-in range and drives driven synchronous pulley rotatory, driven synchronous pulley will drive the supporting disk rotation through the stay tube, the supporting disk will drive the arc rotatory through the draw runner, under the fixed state of copper waterstop one end, along with the rotation of arc, the copper waterstop will twine a plurality of arcs and form holistic extrados, and then realize the batching system of copper waterstop and roll up when system is rolled up and accomplish the back, driving motor stops the operation, then electric putter's flexible end hand stretches out, and then the arc is to the direction removal shrink that is close to the supporting disk axle center, still can loosen the fixed end of copper waterstop simultaneously, and then can take off the copper waterstop of lapping, the extrados of the arc that twines the copper waterstop that can be simple and convenient, then system is rolled up and is accomplished the back, a plurality of arcs can contract to the axle center direction, the whole of constitution will be reduced convenience copper tape is rolled up greatly, convenience when having improved this equipment uses.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of the present invention;
fig. 3 is a schematic structural diagram of the right side of the present invention.
In the figure: the device comprises a frame 1, a support pipe 2, a support plate 3, a slide bar 4, a control assembly 5, a control column 51, a connection plate 52, a connection rod 53, an electric push rod 54, a connection seat 55, an arc plate 6, a driven synchronous pulley 7, a driving motor 8, a driving synchronous pulley 9, a PLC 10, a chamfer 11, a pressing block 12 and a positioning plate 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment provides a technical solution: a coiling and coil-making device for producing a copper water stop strip comprises a rack 1 and a control assembly 5;
a rack 1: the upper end of the support tube is rotationally connected with a support tube 2 through a bearing, the frame 1 provides a support and installation position for the above parts, the right end of the support tube 2 extends out of the right side surface of the frame 1 and is provided with a support plate 3 at the end, the inside of a slide hole of the outer arc surface of the support plate 3 is connected with a slide bar 4 in a sliding way, one end of the slide bar 4 far away from the axle center of the support plate 3 is provided with an arc-shaped plate 6, the front side surface of the frame 1 is provided with a PLC (programmable logic controller) 10, the input end of the PLC 10 is electrically connected with an external power supply, the middle part of the left side surface of the frame 1 is provided with a driving motor 8 through a motor base, the output shaft of the driving motor 8 is provided with a driving synchronous belt wheel 9, the left end of the support tube 2 extends out of the left side surface of the frame 1 and is provided with a driven synchronous belt wheel 7 at the end, the driven synchronous pulley 7 is in transmission connection with the driving synchronous pulley 9 through a synchronous belt, the input end of the driving motor 8 is electrically connected with the output end of the PLC 10, the outer arc surface of the supporting disk 3 is provided with a pressing block 12, the rear end of the arc-shaped plate 6 at the uppermost side is provided with a chamfer 11, the chamfer 11 is matched with the pressing block 12, the left side surface of the arc-shaped plate 6 is provided with a positioning plate 13, the positioning plate 13 is convenient for positioning when the copper water stop is coiled, one end of the copper water stop is inserted between the chamfer 11 and the pressing block 12, the driving motor 8 runs, the output shaft of the driving motor 8 drives the driving synchronous pulley 9 to rotate, the driving synchronous pulley 9 drives the driven synchronous pulley 7 to rotate through the synchronous belt, the driven synchronous pulley 7 drives the supporting disk 3 to rotate through the supporting disk 2, and the arc-shaped plate 6 is driven to rotate through the slide bar 4 by the driving synchronous pulley 3, under the state that one end of the copper water stop is fixed, the copper water stop is wound on the plurality of arc-shaped plates 6 to form an integral outer arc surface along with the rotation of the arc-shaped plates 6, and then the winding and the rolling of the copper water stop are realized;
the control component 5: the control component 5 comprises a control post 51, a connecting pad 52 and a connecting rod 53, the control post 51 is connected inside the supporting tube 2 in a sliding manner, the right end of the control post 51 extends to the inside of the supporting plate 3, the connecting pad 52 is arranged at the end of the control post 51, the connecting rod 53 is rotatably connected inside the outer arc groove of the connecting pad 52 through a rotating shaft, one end of the connecting rod 53 far away from the connecting pad 52 is respectively rotatably connected with the adjacent sliding strip 4 through a rotating shaft II, the control component 5 further comprises an electric push rod 54 and a connecting seat 55, the electric push rod 54 is arranged at the upper end of the left side surface of the rack 1 through a push rod seat, the telescopic end of the electric push rod 54 is provided with the connecting seat 55, the inner arc wall at the right end of the connecting seat 55 is rotatably connected with the left end of the control post 51 through a bearing, the input end of the electric push rod 54 is electrically connected with the output end of the PLC controller 10, the PLC controller 10 is regulated, the telescopic end of the electric push rod 54 drives the control column 51 to slide leftwards along the support tube 2 through the connecting seat 55, the control column 51 drives one end of the connecting rod 53 to move leftwards through the connecting disc 52, the other end of the connecting rod 53 is rotatably connected with the slide bar 4, the slide bar 4 cannot generate transverse displacement, then the two ends of the connecting rod 53 respectively rotate relative to the connecting part of the slide bar 4 or the connecting disc 52, meanwhile, the connecting rod 53 is gradually vertical to the axis of the connecting disc 52, further, the connecting rod 53 drives the slide bar 4 to move towards the direction far away from the axis of the support disc 3 along the sliding hole of the support disc 3, further, the slide bar 4 drives the arc-shaped plates 6 to move towards the direction far away from the axis of the support disc 3, further, the arc-shaped plates 6 are in an open state, and simultaneously, the arc-shaped plate 6 at the top tightly presses one end of the copper water stop belt under the action of the pressing block 12, then electric putter 54 stall, after the system is rolled up and is accomplished, driving motor 8 stall, then electric putter 54's flexible end hand stretches out, and then arc 6 moves the shrink to the direction that is close to the supporting disk 3 axle center, still can loosen the fixed end of copper waterstop simultaneously, and then can take off the copper waterstop of lapping.
The utility model provides a pair of copper waterstop production is with batching system package device's theory of operation as follows: when one end of a copper water stop belt is inserted between the chamfer 11 and the pressing block 12, then the PLC 10 is regulated, the telescopic end of an electric push rod 54 drives a control column 51 to slide leftwards along the support pipe 2 through a connecting seat 55, the control column 51 drives one end of a connecting rod 53 to move leftwards through a connecting disc 52, the other end of the connecting rod 53 is rotatably connected with a slide bar 4, the slide bar 4 cannot generate transverse displacement, then two ends of the connecting rod 53 respectively rotate relative to the connecting part of the slide bar 4 or the connecting disc 52, meanwhile, the connecting rod 53 is gradually vertical to the axis of the connecting disc 52, further, the connecting rod 53 drives the slide bar 4 to move towards the direction far away from the axis of the support disc 3 along a slide hole of the support disc 3, further, the slide bar 4 drives the arc-shaped plates 6 to move towards the direction far away from the axis of the support disc 3, and further, the arc-shaped plates 6 are in an opening state, meanwhile, the arc-shaped plate 6 at the top tightly presses one end of the copper water stop belt under the action of the pressing block 12, then the electric push rod 54 stops running, then the driving motor 8 runs, the output shaft of the driving motor 8 drives the driving synchronous belt pulley 9 to rotate, the driving synchronous belt pulley 9 drives the driven synchronous belt pulley 7 to rotate through the synchronous belt, the driven synchronous belt pulley 7 drives the supporting plate 3 to rotate through the supporting tube 2, the supporting plate 3 drives the arc-shaped plate 6 to rotate through the slide bar 4, under the state that one end of the copper water stop belt is fixed, along with the rotation of the arc-shaped plate 6, the copper water stop belt is wound on the arc-shaped plates 6 to form an integral outer arc surface, further the coiling and rolling of the copper water stop belt are realized, after the coiling and rolling are finished, the driving motor 8 stops running, then the telescopic end of the electric push rod 54 extends out, further the arc-shaped plate 6 moves and contracts towards the direction close to the axis of the supporting plate 3, and simultaneously the end fixed by the copper water stop belt, and then the coiled copper water stop belt can be taken down.
It should be noted that the electric putter 54, the driving motor 8 and the PLC controller 10 disclosed in the above embodiments can be freely configured according to practical application scenarios, the electric putter 54 can be an electric putter of type LX-700, the driving motor 8 can be a servo motor of type 1FK7060-5AF71-1 SG0, the PLC controller 10 can be a PLC controller of type S7-200, and the PLC controller 10 controls the electric putter 54 and the driving motor 8 to operate by a method commonly used in the prior art.
The above is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent structures or equivalent processes made by the contents of the specification and the drawings are utilized, or directly or indirectly applied to other related technical fields, and all the same principles are included in the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a copper waterstop production is with batching system package and is put which characterized in that: comprises a frame (1) and a control component (5);
frame (1): the upper end of the supporting plate is rotatably connected with a supporting tube (2) through a bearing, the right end of the supporting tube (2) extends out of the right side face of the rack (1), a supporting plate (3) is arranged at the end head, sliding strips (4) are connected inside sliding holes of the outer arc face of the supporting plate (3) in a sliding mode, and arc-shaped plates (6) are arranged at one ends, away from the axis of the supporting plate (3), of the sliding strips (4);
control assembly (5): the slide bar is arranged on the left side face of the rack (1), the right end of the control component (5) penetrates through the support pipe (2), and one end, close to the axis of the support plate (3), of the slide bar (4) is rotatably connected with the control component (5).
2. The coiling and rolling device for producing the copper water stop strip according to claim 1, characterized in that: the front side of the rack (1) is provided with a PLC (programmable logic controller) 10, and the input end of the PLC 10 is electrically connected with an external power supply.
3. The coiling and rolling device for producing the copper water stop strip according to claim 2, characterized in that: the middle part of frame (1) left surface is equipped with driving motor (8) through the motor cabinet, is equipped with driving synchronous pulley (9) on the output shaft of driving motor (8), and the left end of stay tube (2) extends the left surface of frame (1) and is equipped with driven synchronous pulley (7) in end department, and driven synchronous pulley (7) are connected with driving synchronous pulley (9) transmission through the hold-in range, and the output of PLC controller (10) is connected to the input electricity of driving motor (8).
4. The coiling and rolling device for producing the copper water stop strip according to claim 2, characterized in that: control assembly (5) are including control post (51), connection pad (52) and connecting rod (53), control post (51) sliding connection is in the inside of stay tube (2), and the right-hand member of control post (51) extends to the inside of supporting disk (3) and is equipped with connection pad (52) in end department, and the inside of connection pad (52) extrados recess all rotates through pivot one and is connected with connecting rod (53), and the one end of keeping away from connection pad (52) in connecting rod (53) rotates through pivot two and adjacent draw runner (4) respectively and is connected.
5. The coiling and rolling device for producing the copper water stop strip according to claim 4, characterized in that: the control assembly (5) further comprises an electric push rod (54) and a connecting seat (55), the electric push rod (54) is arranged at the upper end of the left side face of the rack (1) through a push rod seat, the telescopic end of the electric push rod (54) is provided with the connecting seat (55), the inner arc wall at the right end of the connecting seat (55) is rotatably connected with the left end of the control column (51) through a bearing, and the input end of the electric push rod (54) is electrically connected with the output end of the PLC (10).
6. The coiling and rolling device for producing the copper water stop strip according to claim 1, characterized in that: the outer cambered surface of supporting disk (3) is equipped with briquetting (12), and chamfer (11) have been seted up to arc (6) rear end of the top side, and chamfer (11) and briquetting (12) cooperation set up.
7. The coiling and rolling device for producing the copper water stop strip according to claim 1, characterized in that: and the left side surface of the arc-shaped plate (6) is provided with a positioning plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222240962.7U CN218538632U (en) | 2022-08-23 | 2022-08-23 | Coiling and coiling device for producing copper water stop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222240962.7U CN218538632U (en) | 2022-08-23 | 2022-08-23 | Coiling and coiling device for producing copper water stop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218538632U true CN218538632U (en) | 2023-02-28 |
Family
ID=85270592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222240962.7U Expired - Fee Related CN218538632U (en) | 2022-08-23 | 2022-08-23 | Coiling and coiling device for producing copper water stop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218538632U (en) |
-
2022
- 2022-08-23 CN CN202222240962.7U patent/CN218538632U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111375710B (en) | Steel reinforcement cage mold processing | |
| CN218538632U (en) | Coiling and coiling device for producing copper water stop | |
| CN209880400U (en) | Automatic winding device for transformer iron core | |
| CN208732315U (en) | Displacement type rolling-up mechanism | |
| CN217307509U (en) | Winding device for motor coil production | |
| CN216632096U (en) | Aluminum profile straightening device | |
| CN114161339B (en) | Cast iron jig for cast iron profile production and use method | |
| CN104723114B (en) | Processing device for improving band steel transverse magnetic performance and technological method for processing band steel applying same | |
| CN207200536U (en) | A kind of Winder of rotor windings | |
| CN112027798A (en) | Electric power construction tensioner bullwheel | |
| CN213645813U (en) | Novel driving device of continuous casting machine | |
| CN220578647U (en) | Auxiliary paying-off device for power supply | |
| CN216471523U (en) | Electric wire winding and unwinding devices for BIM construction | |
| CN216998534U (en) | Auxiliary tapping device of walking beam furnace tapping machine | |
| CN220515072U (en) | Multifunctional universal steel coil guiding machine | |
| CN214919924U (en) | Seamless steel pipe tension reducing mill | |
| CN218424869U (en) | Copper line extrusion device | |
| CN216072304U (en) | Rewinding machine for producing tin-coated welding strip | |
| CN214557013U (en) | Socket power cord shearing mechanism | |
| CN221625495U (en) | Cable processing is with pulling coiling device | |
| CN220201021U (en) | Cable winding is with reason line mechanism | |
| CN220127231U (en) | Coiling machine for copper-plated steel strip | |
| CN215159820U (en) | Copper strips pay-off is used in production of photovoltaic solder strip | |
| CN213530227U (en) | Collecting device is used in steel strand wires production | |
| CN216105316U (en) | Layer is around machine convenient to use |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230228 |