CN214827665U - Finished product winding equipment for heavy-duty membrane - Google Patents
Finished product winding equipment for heavy-duty membrane Download PDFInfo
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- CN214827665U CN214827665U CN202120067999.7U CN202120067999U CN214827665U CN 214827665 U CN214827665 U CN 214827665U CN 202120067999 U CN202120067999 U CN 202120067999U CN 214827665 U CN214827665 U CN 214827665U
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Abstract
The utility model discloses a heavy load is finished product rolling equipment for membrane, include: the winding device comprises a base, two vertical columns arranged on the base, and a winding shaft arranged between the two vertical columns; two sides of the winding shaft are respectively connected with a connecting mechanism, the two connecting mechanisms are respectively connected with rotating rods, and any rotating rod is driven by a motor; the connecting mechanism includes: the mounting groove is shaped like a triangle 21274and has a downward notch; a pair of first mounting holes are formed in the two side faces of the mounting groove; a branch pipe is fixedly connected to one outer side wall of the mounting groove, and a clamping hole is formed in the branch pipe; one end of the fixed block is fixedly connected with the winding shaft, and the other end of the fixed block extends into the mounting groove; the fixed block is provided with a second mounting hole, and a fixed rod penetrates through the two first mounting holes and the second mounting hole to connect the fixed block and the mounting groove; the position of the fixed rod corresponding to the clamping hole is provided with a groove, a clamping rod is coaxially arranged in the groove, and the clamping rod is fixedly connected with the bottom of the groove through a spring. The utility model has the advantages of, install the rolling axle and change the rolling axle high-efficiently, convenient, swift.
Description
Technical Field
The utility model relates to a rolling equipment field. More specifically speaking, the utility model relates to a heavy load is finished product rolling equipment for membrane.
Background
In recent years, heavy duty films have rapidly emerged in china due to their non-pollution, good sealing properties and printability, etc. The heavy-duty film is usually packaged into a marketable heavy-duty film finished product by using linear low-density polyethylene and low-density polyethylene as main raw materials through melt extrusion, cooling, flattening film sheets, rolling, printing, finished product rolling and the like. In the prior art, a winding device is often used for winding a heavy-duty membrane finished product. The rolling axle both ends of current coiling mechanism are bolted connection usually, when needing to be changed the rolling axle, need utilize the spanner to dismantle, and the installation all wastes time and energy with changing the rolling axle, and is inefficient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve at least above-mentioned problem to a finished product rolling equipment for heavy load membrane is provided, it can install the rolling axle and change the rolling axle high-efficiently, convenient, swift.
In order to realize these objects and other advantages in accordance with the present invention, there is provided a heavy load finished product winding apparatus for a film, comprising:
the winding device comprises a base and a pair of upright posts vertically arranged on the base, wherein a winding shaft is arranged between the two upright posts;
the two sides of the axis of the winding shaft are respectively connected with a connecting mechanism, the two connecting mechanisms are respectively connected with a horizontal rotating rod, the two rotating rods are coaxially arranged, the rotating rods are respectively and rotatably connected with the corresponding upright posts, and any rotating rod is driven by a motor; the connecting mechanism includes: the mounting groove is in a shape of I21274, one end face of the mounting groove is closed, the closed end face of the mounting groove is fixedly connected with the rotating rod, and the notch of the mounting groove faces downwards; a pair of first mounting holes are formed in the mounting groove in a penetrating manner and are vertical to two side faces of the rotating rod; one of the outer side walls of the mounting groove is fixedly connected with a branch pipe, and the branch pipe
The first mounting hole is coaxial, and a through clamping hole is formed in the side wall of the branch pipe;
the fixed block is a square block and is matched with the mounting groove; one end of the fixed block is fixedly connected with one end of the winding shaft, and the other end of the fixed block extends into the mounting groove; a second mounting hole is formed in the fixed block, and the second mounting hole is coaxial with the first mounting hole and has the same diameter as the first mounting hole; a fixed rod penetrates through the two first mounting holes and the second mounting hole and is connected with the fixed block and the mounting groove; a groove is formed in the position, corresponding to the clamping hole, of the fixed rod, the groove is cylindrical, a notch of the groove faces the clamping hole, and the groove is coaxial with the clamping hole; the coaxial kelly that is equipped with in the recess, the kelly pass through the spring with recess bottom rigid coupling, the diameter of kelly is slightly less than the internal diameter of recess, the diameter of kelly is less than the diameter in card hole makes the kelly passes the card hole.
Preferably, the roll changing device further comprises a roll changing mechanism, wherein the roll changing mechanism comprises: establish removal seat on the base, it is equipped with the pulley to remove the seat bottom, be equipped with a pair of pneumatic cylinder on the removal seat top, the hydraulic stem free end department rigid coupling of a pair of pneumatic cylinder has the backup pad, a pair of backup pad orientation the rolling axle.
Preferably, the dead lever is kept away from the coaxial rigid coupling of one end of branch pipe has a baffle, the dead lever is located the baffle with coaxial cover is equipped with a compression spring on the body of rod between the mounting groove, compression spring one end with the baffle orientation the one side butt of mounting groove, the other end with the mounting groove butt.
Preferably, the clamping rod faces towards the inner concave of one end of the clamping hole to form an accommodating groove, a ball is arranged in the accommodating groove, a supporting rod is fixedly connected to the center of the ball, and two ends of the supporting rod are rotatably connected with the inner wall of the accommodating groove.
Preferably, one surface of the supporting plate facing the winding shaft is provided with a layer of non-slip mat.
Preferably, the surface of the ball is coated with a wear resistant layer.
The utility model discloses at least, include following beneficial effect:
firstly, the utility model designs a base, a stand column, a winding shaft, a rotating rod, a motor, a mounting groove, a branch pipe, a first mounting hole, a clamping hole, a fixing block, a second mounting hole, a fixing rod, a groove, a clamping rod and a spring, when the fixing block on the winding shaft is inserted into the mounting groove, the fixing rod passes through the two first mounting holes and the second mounting hole, when the fixing rod passes through the branch pipe, the clamping rod on the fixing rod passes through the clamping hole to connect the fixing rod with the branch pipe, and then the fixing block is connected with the mounting groove, thus completing the mounting of the winding shaft; when the winding shaft needs to be replaced, the clamping rod can be directly pressed, the clamping rod retracts into the groove under the action of applied external thrust, then the fixing rod is pulled to be separated from the mounting groove and the fixing block, when the fixing rod is completely separated from the mounting groove, the fixing block and the mounting groove are in a separable state, and the winding shaft can be replaced at the moment; the reel installation and replacement device is reasonable in design on the whole, the winding shaft can be conveniently installed and replaced, the installation and replacement efficiency of the winding shaft is improved, and certain practicability is achieved.
Secondly, the utility model designs the movable seat, the pulley, the hydraulic cylinder and the supporting plate, when the winding shaft needs to be replaced, the hydraulic cylinder is started, the hydraulic rod extends out to drive the supporting plate to ascend to be contacted with the winding shaft which is finished by winding and play a supporting role, so that the winding shaft which is finished by winding is placed on the two supporting plates, and then the movable seat is moved to place the winding shaft which is finished by winding to a required position; on the whole reasonable in design has avoided the time and energy waste that the rolling axle that the manual work carried the rolling and has caused, has improved roll change efficiency, convenient and fast.
Third, the utility model discloses a design baffle, compression spring, when the rolling axle is changed to needs, directly press the kelly, the kelly withdraws the recess under the exogenic action of exerting, when being connected between dead lever and the branch pipe and removing, under compression spring's effect, the resilience force that compression spring produced drives the dead lever and breaks away from the mounting groove, and it is more convenient, swift to dismantle.
Fourthly, the utility model discloses through design holding tank, ball, branch pole, on the one hand can change the sliding friction of kelly and first mounting hole inner wall, second mounting hole inner wall, branch pipe inner wall into rolling friction, reduce the resistance of kelly in the process of advancing, can be smooth make the kelly pass the card hole, improved the fixed accuracy of dead lever; on the other hand, the abrasion of the end part of the clamping rod caused by the overlarge resistance of the clamping rod in the advancing process can be avoided, and the service life of the clamping rod is prolonged.
Fifth, the utility model discloses a design slipmat, frictional force between the rolling axle that multiplicable rolling was accomplished and the backup pad prevents the rolling axle landing from the backup pad that the rolling was accomplished, has improved the practicality of device.
Sixth, the utility model discloses a coating wear-resisting layer at the ball surface can improve the life of ball, and then improve device's life.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a front view of a finished product winding device for a heavy-duty film according to one embodiment of the present invention;
fig. 2 is a top view of a connection structure of the fixing rod, the fixing block and the rotating rod according to one embodiment of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
Reference numerals: 1-a base; 2-upright post; 3-rotating the rod; 4-a winding shaft; 5, fixing blocks; 6-fixing the rod; 7-clamping holes; 8-a groove; 9-a first spring; 10-a clamping rod; 11-a motor; 12-a second spring; 13-a movable seat; 14-a pulley; 15-hydraulic cylinders; 16-a hydraulic lever; 17-a support plate; 18-branch pipes; 19-mounting grooves; 20-baffle plate.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-3, the utility model provides a heavy load is finished product rolling equipment for membrane, include:
the device comprises a base 1 and a pair of upright posts 2 vertically arranged on the base 1, wherein a winding shaft 4 is arranged between the two upright posts 2;
wherein, two sides of the axle center of the winding shaft 4 are respectively connected with a connecting mechanism, the two connecting mechanisms are respectively connected with a horizontal rotating rod 3, the two rotating rods 3 are coaxially arranged, the rotating rods 3 are respectively rotatably connected with the corresponding upright posts 2, and any rotating rod 3 is driven by a motor 11; the connecting mechanism includes: the mounting groove 19 is in a shape of I21274, one end face of the mounting groove 19 is closed, the closed end face of the mounting groove 19 is fixedly connected with the rotating rod 3, and the notch of the mounting groove 19 faces downwards; a pair of first mounting holes are arranged on two side faces, perpendicular to the rotating rod 3, of the mounting groove 19 in a penetrating manner; a branch pipe 18 is fixedly connected to one outer side wall of the mounting groove 19, the branch pipe 18 is coaxial with a first mounting hole, and a through clamping hole 7 is formed in the side wall of the branch pipe 18;
the fixed block 5 is a square block and is matched with the mounting groove 19; one end of the fixed block 5 is fixedly connected with one end of the winding shaft 4, and the other end of the fixed block extends into the mounting groove 19; a second mounting hole is formed in the fixed block 5, and the second mounting hole is coaxial with the first mounting hole and has the same diameter as the first mounting hole; a fixing rod 6 penetrates through the two first mounting holes and the second mounting hole to connect the fixing block 5 and the mounting groove 19; a groove 8 is formed in the fixed rod 6 corresponding to the clamping hole 7, the groove 8 is cylindrical, a notch of the groove 8 faces the clamping hole 7, and the groove 8 is coaxial with the clamping hole 7; a clamping rod 10 is coaxially arranged in the groove 8, the clamping rod 10 is fixedly connected with the bottom of the groove 8 through a spring, the diameter of the clamping rod 10 is slightly smaller than the inner diameter of the groove 8, and the diameter of the clamping rod 10 is smaller than the diameter of the clamping hole 7, so that the clamping rod 10 penetrates through the clamping hole 7;
specifically, the motor 11 is mounted on one of the columns 2 through a support plate, one side surface of the support plate is fixedly connected with the corresponding column 2, an output shaft of the motor 11 is connected with one of the rotating rods 3 through a coupling, and the rotating rod 3 is mounted on the column 2 through a bearing to realize rotary connection; the notch of the mounting groove 19 faces downwards, so that the fixed blocks 5 at two ends of the winding shaft 4 can be conveniently moved into the mounting groove 19 from the lower part of the mounting groove 19; the number of the clamping holes 7 can be one, two, three or four, a plurality of clamping holes 7 are arranged along the circumferential direction of the branch pipe 18, and in the technical scheme, the number of the clamping holes 7 is two; the fixing block 5 is matched with the mounting groove 19, namely the size of the fixing block 5 is matched with that of the mounting groove 19, and the fixing block 5 can be just clamped in the mounting groove 19; the axial direction of the groove 8 is arranged along the radial direction of the fixing rod 6, the notch of the groove 8 faces the clamping hole 7, the end face of the clamping rod 10 facing the clamping hole 7 is arc-shaped, so that the clamping rod 10 is conveniently guided to slide, the diameter of the clamping rod 10 is slightly smaller than that of the groove 8, specifically, the diameter of the clamping rod 10 is 1-3mm smaller than that of the groove 8, the diameter of the clamping rod 10 is smaller than that of the clamping hole 7, and specifically, the diameter of the clamping rod 10 is 2-5mm smaller than that of the clamping hole 7; the spring is a first spring 9;
in the technical scheme, in the use process, when the winding shaft 4 needs to be installed, the winding shaft 4 is moved upwards from the lower part of the installation groove 19 to the fixed blocks 5 at two ends of the winding shaft 4 to enter the installation groove 19, the first installation hole, the second installation hole and the branch pipe 18 are coaxial at the moment, then the fixed rod 6 sequentially passes through the first installation hole, the second installation hole, the other first installation hole and the branch pipe 18 which are far away from the branch pipe 18, the clamping rod 10 on the fixed rod 6 initially passes through the first installation hole, the second installation hole and the inner wall of the branch pipe 18 to be extruded and retracted into the groove 8, when the clamping rod 10 moves to the clamping hole 7, due to the extrusion loss, the clamping rod 10 passes through the clamping hole 7 under the resilience action of the first spring 9 to connect the fixed rod 6 with the branch pipe 18, further connect the fixed block 5 with the installation groove 19, finally connect the winding shaft 4 with the rotary rod 3, and the rotary rod 3 and the winding shaft 4 are coaxial at the moment, starting the motor 11, wherein the motor 11 drives the rotating rod 3 to rotate, and finally drives the rolling shaft 4 to rotate for rolling the heavy-duty film; when the winding is finished and the winding shaft 4 needs to be replaced, one end of a clamping rod 10 penetrating through a branch pipe 18 is pressed, the clamping rod 10 retracts into a groove 8 under the action of an external force, the clamping rod 10 is finally separated from the branch pipe 18, then a fixed rod 6 is pulled away, the fixed block 5 is contacted with the mounting groove 19 and further contacted with the winding shaft 4 and a rotating rod 3, and finally the winding shaft 4 is taken down and replaced by another winding shaft 4 to be wound;
by adopting the technical scheme, the winding shaft 4, the rotating rod 3, the motor 11, the mounting groove 19, the branch pipe 18, the first mounting hole, the clamping hole 7, the fixing block 5, the second mounting hole, the fixing rod 6, the groove 8, the clamping rod 10 and the first spring 9 are designed, when the fixing block 5 on the winding shaft 4 is inserted into the mounting groove 19, the fixing rod 6 penetrates through the two first mounting holes and the second mounting hole, when the fixing rod 6 penetrates through the branch pipe 18, the clamping rod 10 on the fixing rod 6 penetrates through the clamping hole 7 to connect the fixing rod 6 with the branch pipe 18, and then the fixing block 5 is connected with the mounting groove 19, so that the winding shaft 4 is mounted; when the winding shaft 4 needs to be replaced, the clamping rod 10 can be directly pressed, the clamping rod 10 retracts into the groove 8 under the action of applied external thrust, then the fixing rod 6 is drawn to be separated from the mounting groove 19 and the fixing block 5, when the fixing rod 6 is completely separated from the mounting groove 19, the fixing block 5 and the mounting groove 19 are in a separable state, and the winding shaft 4 can be replaced at the moment; on the whole reasonable in design can conveniently install and change rolling axle 4, improves the installation of happy rolling axle 4 and changes efficiency, has certain practicality.
In another technical scheme, the roll changing mechanism is further included, and the roll changing mechanism comprises: a moving seat 13 arranged on the base 1, a pulley 14 is arranged at the bottom of the moving seat 13, a pair of hydraulic cylinders 15 are arranged on the upper top surface of the moving seat 13, a support plate 17 is fixedly connected at the free ends of hydraulic rods 16 of the hydraulic cylinders 15, the support plates 17 face the winding shaft 4, specifically, the moving seat 13 can slide on the base 1 through the pulley 14, the hydraulic cylinders 15 are a driving mechanism well known to those skilled in the art, the hydraulic rods 16 of the hydraulic cylinders 15 face the winding shaft 4, the shape of the upper top surface of the support plates is matched with the lower bottom surface of the winding shaft 4 which is in contact with the winding shaft, and the winding shaft 4 which is wound can be stably placed on the support plates 17 to be conveniently operated to a required place; by adopting the technical scheme, the winding device has the beneficial effects that through the design of the movable seat 13, the pulley 14, the hydraulic cylinder 15 and the supporting plate 17, when the winding shaft 4 needs to be replaced, the hydraulic cylinder 15 is started, the hydraulic rod 16 extends out to drive the supporting plate 17 to ascend to be in contact with the winding shaft 4 which is wound and play a supporting role, so that the wound winding shaft 4 is placed on the two supporting plates 17, then the movable seat 13 is moved, and the wound winding shaft 4 is placed at a required position; on the whole reasonable in design has avoided the time and energy waste that the rolling axle 4 that the manual work carried the rolling and has caused, has improved roll change efficiency, convenient and fast.
In another technical solution, a baffle 20 is coaxially and fixedly connected to one end of the fixed rod 6, which is away from the branch pipe 18, a compression spring is coaxially sleeved on a rod body of the fixed rod 6, which is located between the baffle 20 and the mounting groove 19, one end of the compression spring abuts against one surface of the baffle 20, which faces the mounting groove 19, and the other end abuts against the mounting groove 19, specifically, the compression spring is a second spring 12, when the fixed rod 6 is inserted into the mounting groove 19 and the fixed block 5 until the clamping rod 10 passes through the clamping hole 7 to fix the fixed rod 6 and the branch pipe 18, the second spring 12 compresses, and when the clamping rod 10 is pressed to contact the connection relationship between the fixed rod 6 and the branch pipe 18, the second spring 12 rebounds to drive the fixed rod 6 to move away from the mounting groove 19; adopt this technical scheme, the beneficial effect who obtains is, through design baffle 20, compression spring, when needs change rolling axle 4, directly presses card pole 10, and card pole 10 withdraws recess 8 under the exogenic action exerted, and when being connected between dead lever 6 and branch pipe 18 and removing, under compression spring's effect, the resilience force that compression spring produced drives dead lever 6 and breaks away from mounting groove 19, and it is more convenient, swift to dismantle.
In another technical scheme, one end of the clamping rod 10 facing the clamping hole 7 is recessed to form an accommodating groove, a ball is arranged in the accommodating groove, a support rod is fixedly connected to the center of the ball, two ends of the support rod are rotatably connected with the inner wall of the accommodating groove, specifically, the support rod penetrates through the center of the ball, and the ball rolls along the first mounting hole, the second mounting hole and the inner wall of the branch pipe 18; by adopting the technical scheme, the fixing device has the beneficial effects that through the design of the accommodating groove, the rolling balls and the supporting rod, on one hand, the sliding friction between the clamping rod 10 and the inner walls of the first mounting hole, the second mounting hole and the branch pipe 18 can be converted into rolling friction, so that the resistance of the clamping rod 10 in the advancing process is reduced, the clamping rod 10 can smoothly pass through the clamping hole 7, and the fixing accuracy of the fixing rod 6 is improved; on the other hand, the abrasion of the end part of the clamping rod 10 caused by the overlarge resistance of the clamping rod 10 in the advancing process can be avoided, and the service life of the clamping rod 10 is prolonged.
In another technical scheme, a layer of non-slip mat is arranged on one surface of the supporting plate 17 facing the winding shaft 4, and the non-slip mat can be made of silica gel or rubber; adopt this technical scheme, the beneficial effect who obtains is through designing the slipmat, and the frictional force between rolling axle 4 that the multiplicable was rolled up and backup pad 17 prevents rolling axle 4 that the rolling was rolled up landing from backup pad 17, has improved the practicality of device.
In another technical scheme, a wear-resistant layer is coated on the surface of the ball, and the wear-resistant layer is made of a wear-resistant coating commonly used by a person skilled in the art; by adopting the technical scheme, the obtained beneficial effects are that the service life of the ball can be prolonged by coating the wear-resistant layer on the surface of the ball, and then the service life of the device is prolonged.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. The application, modification and variation of the finished product rolling device for heavy duty membrane of the present invention will be apparent to those skilled in the art.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (6)
1. Heavy finished product rolling equipment for membrane that carries, its characterized in that includes:
the winding device comprises a base and a pair of upright posts vertically arranged on the base, wherein a winding shaft is arranged between the two upright posts;
the two sides of the axis of the winding shaft are respectively connected with a connecting mechanism, the two connecting mechanisms are respectively connected with a horizontal rotating rod, the two rotating rods are coaxially arranged, the rotating rods are respectively and rotatably connected with the corresponding upright posts, and any rotating rod is driven by a motor; the connecting mechanism includes: the mounting groove is in a shape of I21274, one end face of the mounting groove is closed, the closed end face of the mounting groove is fixedly connected with the rotating rod, and the notch of the mounting groove faces downwards; a pair of first mounting holes are formed in the mounting groove in a penetrating manner and are vertical to two side faces of the rotating rod; a branch pipe is fixedly connected to one outer side wall of the mounting groove, the branch pipe is coaxial with a first mounting hole, and a through clamping hole is formed in the side wall of the branch pipe;
the fixed block is a square block and is matched with the mounting groove; one end of the fixed block is fixedly connected with one end of the winding shaft, and the other end of the fixed block extends into the mounting groove; a second mounting hole is formed in the fixed block, and the second mounting hole is coaxial with the first mounting hole and has the same diameter as the first mounting hole; a fixed rod penetrates through the two first mounting holes and the second mounting hole and is connected with the fixed block and the mounting groove; a groove is formed in the position, corresponding to the clamping hole, of the fixed rod, the groove is cylindrical, a notch of the groove faces the clamping hole, and the groove is coaxial with the clamping hole; the coaxial kelly that is equipped with in the recess, the kelly pass through the spring with recess bottom rigid coupling, the diameter of kelly is slightly less than the internal diameter of recess, the diameter of kelly is less than the diameter in card hole makes the kelly passes the card hole.
2. The heavy duty finished film take-up apparatus of claim 1 further comprising a reel change mechanism, said reel change mechanism comprising: establish removal seat on the base, it is equipped with the pulley to remove the seat bottom, be equipped with a pair of pneumatic cylinder on the removal seat top, the hydraulic stem free end department rigid coupling of a pair of pneumatic cylinder has the backup pad, a pair of backup pad orientation the rolling axle.
3. The finished product rolling device for heavy-duty membranes as claimed in claim 1, wherein a baffle is coaxially and fixedly connected to one end of the fixing rod away from the branch pipe, a compression spring is coaxially sleeved on the rod body of the fixing rod between the baffle and the mounting groove, one end of the compression spring is abutted to one surface of the baffle facing the mounting groove, and the other end of the compression spring is abutted to the mounting groove.
4. The apparatus for winding a heavy duty film as claimed in claim 1, wherein an end of said locking bar facing said locking hole is recessed to form a receiving groove, a ball is disposed in said receiving groove, a supporting bar is fixed to a center of said ball, and two ends of said supporting bar are rotatably connected to an inner wall of said receiving groove.
5. The finished product winding device for heavy-duty film as recited in claim 2, wherein a layer of non-slip mat is disposed on a surface of the supporting plate facing the winding shaft.
6. The completed product winding apparatus for heavy load film as claimed in claim 4, wherein the surface of the ball is coated with a wear resistant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120067999.7U CN214827665U (en) | 2021-01-11 | 2021-01-11 | Finished product winding equipment for heavy-duty membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120067999.7U CN214827665U (en) | 2021-01-11 | 2021-01-11 | Finished product winding equipment for heavy-duty membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214827665U true CN214827665U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120067999.7U Active CN214827665U (en) | 2021-01-11 | 2021-01-11 | Finished product winding equipment for heavy-duty membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214827665U (en) |
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2021
- 2021-01-11 CN CN202120067999.7U patent/CN214827665U/en active Active
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