CN210940139U - Calender convenient to adjust and operate for PVC leather production - Google Patents
Calender convenient to adjust and operate for PVC leather production Download PDFInfo
- Publication number
- CN210940139U CN210940139U CN201921819525.2U CN201921819525U CN210940139U CN 210940139 U CN210940139 U CN 210940139U CN 201921819525 U CN201921819525 U CN 201921819525U CN 210940139 U CN210940139 U CN 210940139U
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- fixedly connected
- bearing
- cylinder
- box body
- threaded rod
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- 239000010985 leather Substances 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 7
- 244000309464 bull Species 0.000 claims description 7
- 238000003490 calendering Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a calender for PVC leather production convenient to adjust operation, the on-line screen storage device comprises a base, the bottom fixedly connected with a plurality of landing legs of base, the top of base is close to left and right sides department and is fixedly connected with first cylinder and second cylinder respectively, the right side fixedly connected with diaphragm of second cylinder, the top fixedly connected with motor of diaphragm, the left side of motor is equipped with the axis of rotation, drives the worm wheel through rotating the hand wheel and rotates, and the worm wheel drives first threaded rod and pipe and reciprocates, reciprocates through pipe and first threaded rod synchronous drive first roller and reciprocates, reciprocates through first roller to play the effect of adjusting the distance between first roller and the second roller, thereby is convenient for adjust the calendering thickness of PVC leather; through adjusting the distance between first roller and the second roller for can be according to production demand quick adjustment calendering thickness, thereby improve production efficiency.
Description
Technical Field
The utility model relates to a PVC leather production technical field specifically is a PVC leather production is with calender of being convenient for adjust the operation.
Background
The calender is composed of two or more rollers arranged in a certain form, and can be divided into cold pressing and hot pressing, wherein the cold pressing is suitable for materials which do not need to be heated, and the hot pressing is machinery for pressing and extending rubber, silica gel or plastic into films with certain thickness and surface shape at a certain temperature and can carry out rubber hanging on fiber curtain canvas or steel cord fabric.
The existing production and processing process of PVC leather needs to be completed through equipment such as a calender, and the distance between rollers cannot be adjusted through the existing calender, so that the calendering thickness cannot be adjusted rapidly according to production requirements, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem lie in overcoming prior art's defect such as non-adjustable, production efficiency low, provide a calender of PVC leather production with being convenient for adjust the operation. The calender convenient for adjustment operation for PVC leather production has the characteristics of convenience in adjustment, high production efficiency and the like.
In order to achieve the above object, the utility model provides a following technical scheme: a calender convenient for adjustment and operation for PVC leather production comprises a base, wherein the bottom of the base is fixedly connected with a plurality of supporting legs, the top of the base, which is close to the left side and the right side, is respectively and fixedly connected with a first cylinder and a second cylinder, the right side of the second cylinder is fixedly connected with a transverse plate, the top of the transverse plate is fixedly connected with a motor, the left side of the motor is provided with a rotating shaft, a second roller is arranged between the first cylinder and the second cylinder, the right side of the first cylinder is fixedly connected with a first bearing, the left side of the second cylinder is fixedly connected with a second bearing, one end of the rotating shaft is fixedly connected with the power output end of the motor, the other end of the rotating shaft sequentially penetrates through the second cylinder, the second bearing and the second roller and is inserted into the inner cavity of the first bearing, the top of the first cylinder is fixedly connected with a first, the top of the second column body is fixedly connected with a second box body, the bottom of the second box body is provided with an opening, the inner cavity of the second box body is provided with a lifting device, a first roller is arranged between the second box body and the first box body, the inner cavity of the first roller is spliced with a support shaft, the support shaft is fixedly connected with the first roller, the second box body and the first box body are both provided with grooves matched with the support shaft, two ends of the support shaft respectively penetrate through the adjacent grooves, the bottom of the left end of the support shaft is provided with a limiting device, the top of the left end of the support shaft is provided with a worm wheel, the rear end surface of the worm wheel is provided with a worm meshed with the worm wheel, both sides of the inner cavity of the first box body are both fixedly connected with third bearings, one end of the worm is spliced in the adjacent inner cavity of the third bearing, and the other end of the worm sequentially penetrates through the adjacent third bearing, a hand wheel is fixedly connected, a first threaded rod is arranged at the bottom of the worm wheel, a fixed plate is arranged at the top of the worm wheel and fixedly connected with a first box body, a sleeve is arranged between the fixed plate and the worm wheel, a fourth bearing is fixedly connected with an inner cavity of the fixed plate, one end of the sleeve is fixedly connected with the worm wheel, the other end of the sleeve penetrates through the fourth bearing and is fixedly connected with a first conical gear, a first rotating rod is fixedly connected with the top of the first conical gear, a fifth bearing is fixedly connected with the top of the inner cavity of the first box body, one end of the first rotating rod, far away from the first conical gear, is inserted into an inner cavity of the fifth bearing, a transmission device is arranged at the right side of the first conical gear, a first opening matched with the first threaded rod is formed in the worm wheel, one end of the first threaded rod is fixedly connected with a supporting shaft, and the other end of, and is inserted into the inner cavity of the cannula.
Preferably, the limiting device comprises a limiting rod, the limiting rod is fixedly connected with the supporting shaft, the top of the first cylinder is provided with a blind hole, one end, far away from the supporting shaft, of the limiting rod is inserted into the inner cavity of the blind hole, and a spring is fixedly connected between one end, far away from the supporting shaft, of the limiting rod and the bottom of the blind hole, so that the supporting shaft moves in a limited track.
Preferably, transmission includes second bevel gear, second bevel gear and first bevel gear intermeshing, the right side fixedly connected with second bull stick of second bevel gear, equal fixedly connected with sixth bearing on first box and the second box, the second bull stick is kept away from the one end of second bevel gear and is run through the sixth bearing to fixedly connected with third bevel gear, third bevel gear is located second box inner chamber, rotates through first bevel gear and drives second bevel gear and rotate, and second bevel gear drives third bevel gear through the second bull stick and rotates.
Preferably, the lifting device comprises a fourth bevel gear, the fourth bevel gear is meshed with the third bevel gear, a round pipe is arranged at the bottom of the fourth bevel gear, the round pipe is fixedly connected with the supporting shaft, a second threaded rod is arranged between the round pipe and the fourth bevel gear, seventh bearings are fixedly connected to the top and the bottom of the second box body respectively, a second opening matched with the second threaded rod is formed in the round pipe, one end of the second threaded rod penetrates through the fourth bevel gear and is inserted into an adjacent seventh bearing inner cavity, the other end of the second threaded rod penetrates through the second opening and is inserted into the adjacent seventh bearing inner cavity, the second threaded rod drives the round pipe to move up and down through the threaded action, and the round pipe drives the first roller to move up and down through the supporting shaft.
Preferably, a plurality of the landing leg uses the central axis of base to be bilateral symmetry setting as the symmetry axis, and is more stable to the supporting role of base.
Preferably, first internal thread that matches each other with first threaded rod is seted up to first trompil inner chamber, the second internal thread that matches each other with the second threaded rod is seted up to second trompil inner chamber, first internal thread and the internal screw thread opposite direction of second for the worm wheel passes through the screw action and drives first threaded rod and remove, and the second threaded rod passes through the screw action and drives the pipe and remove.
Preferably, the outer edge of the hand wheel is provided with a non-slip pad to increase the friction force of the hand wheel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the worm wheel is driven to rotate by rotating the hand wheel, the worm wheel drives the first threaded rod and the circular tube to move up and down, the circular tube and the first threaded rod synchronously move up and down to drive the first roller to move up and down, and the first roller moves up and down to play a role in adjusting the distance between the first roller and the second roller, so that the calendering thickness of the PVC leather is conveniently adjusted;
2. through adjusting the distance between first roller and the second roller for can be according to production demand quick adjustment calendering thickness, thereby improve production efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the worm gear of the present invention;
fig. 3 is an enlarged view of a point a in fig. 1.
Reference numbers in the figures: 1. a base; 2. a first column; 3. a spring; 4. a limiting rod; 5. a first case; 6. A first threaded rod; 7. a worm; 8. a hand wheel; 9. a worm gear; 10. a sleeve; 11. a fixing plate; 12. a first bevel gear; 13. a first rotating lever; 14. a second bevel gear; 15. a second rotating rod; 16. a third bevel gear; 17. a second case; 18. a fourth bevel gear; 19. a second threaded rod; 20. a circular tube; 21. A support shaft; 22. a first roller; 23. a second roller; 24. a motor; 25. a transverse plate; 26. a rotating shaft; 27. a second cylinder; 28. a support leg; 29. a limiting device; 30. a transmission device; 31. a lifting device.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a PVC leather production is with calender of being convenient for adjust operation, including base 1, the bottom fixedly connected with a plurality of landing leg 28 of base 1, a plurality of landing leg 28 uses the central axis of base 1 to be the bilateral symmetry setting as the symmetry axis, the top of base 1 is close to left and right sides department and is fixedly connected with first cylinder 2 and second cylinder 27 respectively, the right side fixedly connected with diaphragm 25 of second cylinder 27, the top fixedly connected with motor 24 of diaphragm 25, the model of motor 24 is Y2/YE2-132M-4 utmost point, the left side of motor 24 is equipped with axis of rotation 26, be equipped with second cylinder 23 between first cylinder 2 and the second cylinder 27, the right side fixedly connected with first bearing of first cylinder 2, the left side fixedly connected with second bearing of second cylinder 27, the one end of axis of rotation 26 and the power take off end fixed connection of motor 24, the other end of axis of rotation 26 runs through second cylinder 27, A second bearing and a second roller 23 which are inserted into the inner cavity of the first bearing, the top of the first cylinder 2 is fixedly connected with a first box 5, the bottom of the first box 5 is provided with an opening, the top of the second cylinder 27 is fixedly connected with a second box 17, the bottom of the second box 17 is provided with an opening, the inner cavity of the second box 17 is provided with a lifting device 31, the lifting device 31 comprises a fourth bevel gear 18, the fourth bevel gear 18 is meshed with a third bevel gear 16, the bottom of the fourth bevel gear 18 is provided with a round pipe 20, the round pipe 20 is fixedly connected with a supporting shaft 21, a second threaded rod 19 is arranged between the round pipe 20 and the fourth bevel gear 18, the top and the bottom of the second box 17 are both fixedly connected with seventh bearings, the round pipe 20 is provided with a second hole matched with the second threaded rod 19, one end of the second threaded rod 19 penetrates through the fourth bevel gear 18 and is inserted into the adjacent seventh bearing inner cavity, the other end of the second threaded rod 19 penetrates through the second opening and is inserted into an adjacent seventh bearing inner cavity in a plugging manner, a first roller 22 is arranged between the second box body 17 and the first box body 5, a supporting shaft 21 is inserted into the inner cavity of the first roller 22, the supporting shaft 21 is fixedly connected with the first roller 22, grooves matched with the supporting shaft 21 are formed in the second box body 17 and the first box body 5, two ends of the supporting shaft 21 respectively penetrate through the adjacent grooves, a limiting device 29 is arranged at the bottom of the left end of the supporting shaft 21, the limiting device 29 comprises a limiting rod 4, the limiting rod 4 is fixedly connected with the supporting shaft 21, a blind hole is formed in the top of the first cylinder 2, one end, far away from the supporting shaft 21, of the limiting rod 4 is inserted into the inner cavity of the blind hole, a spring 3 is fixedly connected between one end, far away from the supporting shaft 21, of the left end of the supporting shaft 21, a worm wheel 9 is arranged, the two sides of the inner cavity of the first box body 5 are fixedly connected with third bearings, one end of a worm 7 is inserted in the inner cavity of the adjacent third bearing, the other end of the worm 7 sequentially penetrates through the adjacent third bearing and the side wall of the first box body 5 and is fixedly connected with a hand wheel 8, the outer edge of the hand wheel 8 is provided with an anti-slip pad, the bottom of the worm wheel 9 is provided with a first threaded rod 6, the top of the worm wheel 9 is provided with a fixed plate 11, the fixed plate 11 is fixedly connected with the first box body 5, a sleeve 10 is arranged between the fixed plate 11 and the worm wheel 9, the inner cavity of the fixed plate 11 is fixedly connected with a fourth bearing, one end of the sleeve 10 is fixedly connected with the worm wheel 9, the other end of the sleeve 10 penetrates through a fourth bearing and is fixedly connected with a first conical gear 12, the top of the first conical gear 12 is fixedly connected with a first rotating rod 13, the top of the inner cavity of the, a transmission device 30 is arranged on the right side of the first conical gear 12, the transmission device 30 comprises a second conical gear 14, the second conical gear 14 is meshed with the first conical gear 12, the right side of the second conical gear 14 is fixedly connected with a second rotating rod 15, sixth bearings are fixedly connected on the first box body 5 and the second box body 17, one end, away from the second conical gear 14, of the second rotating rod 15 penetrates through the sixth bearing and is fixedly connected with a third conical gear 16, the third conical gear 16 is positioned in the inner cavity of the second box body 17, a first opening matched with the first threaded rod 6 is formed in the worm wheel 9, one end of the first threaded rod 6 is fixedly connected with the supporting shaft 21, the other end of the first threaded rod 6 penetrates through the first opening and is connected with the inner cavity of the casing 10 in an inserting manner, a first internal thread matched with the first threaded rod 6 is formed in the inner cavity of the first opening, a second internal thread matched with the second threaded rod 19 is formed in the inner cavity of, first internal thread is opposite with the screw thread direction of second internal thread, reciprocates in order to play the effect of adjusting distance between first roller 22 and the second roller 23 through first roller 22 to be convenient for adjust the calendering thickness of PVC leather, and then improve production efficiency.
The working principle is that when the utility model is used, the motor 24 is started by the external power supply, the motor 24 rotates to drive the rotating shaft 26 to rotate, the rotating shaft 26 drives the second roller 23 to rotate, the second roller 23 rotates to play the role of transmitting PVC leather, the worm 7 is driven to rotate by rotating the hand wheel 8, the worm 7 drives the worm wheel 9 to rotate, the worm wheel 9 drives the first threaded rod 6 to move up and down by the thread effect, meanwhile, the worm wheel 9 drives the sleeve 10 to rotate, the sleeve 10 drives the first conical gear 12 to rotate, the first conical gear 12 drives the second conical gear 14 to rotate, the second conical gear 14 drives the third conical gear 16 to rotate by the second rotating rod 15, the third conical gear 16 drives the fourth conical gear 18 to rotate, the fourth conical gear 18 drives the second threaded rod 19 to rotate, the second threaded rod 19 drives the circular tube 20 to move up and down by the thread effect, move up and down through pipe 20 and first threaded rod 6 synchronous and drive back shaft 21 and reciprocate, back shaft 21 drives first roller 22 and reciprocates, moves up and down through first roller 22 in order to play the effect of adjusting the distance between first roller 22 and the second roller 23 to be convenient for adjust the calendering thickness of PVC leather.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a PVC leather production is with calender of being convenient for adjust operation, includes base (1), its characterized in that: the bottom fixedly connected with landing leg (28) of base (1), the top of base (1) is close to left and right sides department and is fixedly connected with first cylinder (2) and second cylinder (27) respectively, the right side fixedly connected with diaphragm (25) of second cylinder (27), the top fixedly connected with motor (24) of diaphragm (25), the left side of motor (24) is equipped with axis of rotation (26), be equipped with second roller (23) between first cylinder (2) and second cylinder (27), the right side fixedly connected with first bearing of first cylinder (2), the left side fixedly connected with second bearing of second cylinder (27), the power take off end fixed connection of one end and motor (24) of axis of rotation (26), the other end of axis of rotation (26) runs through second cylinder (27), second bearing and second roller (23) in proper order, the support shaft is inserted into an inner cavity of a first bearing, the top of the first cylinder (2) is fixedly connected with a first box body (5), the bottom of the first box body (5) is provided with an opening, the top of the second cylinder (27) is fixedly connected with a second box body (17), the bottom of the second box body (17) is provided with an opening, the inner cavity of the second box body (17) is provided with a lifting device (31), a first roller (22) is arranged between the second box body (17) and the first box body (5), the inner cavity of the first roller (22) is inserted with a support shaft (21), the support shaft (21) is fixedly connected with the first roller (22), the second box body (17) and the first box body (5) are respectively provided with a slot matched with the support shaft (21), two ends of the support shaft (21) respectively penetrate through the adjacent slots, and the bottom of the left end of the support shaft (21) is provided with a limiting device (29), the worm wheel (9) is arranged at the top of the left end of the supporting shaft (21), a worm (7) meshed with the worm wheel is arranged on the rear end face of the worm wheel (9), third bearings are fixedly connected to two sides of an inner cavity of the first box body (5), one end of the worm (7) is inserted into an inner cavity of the adjacent third bearing, the other end of the worm (7) sequentially penetrates through the adjacent third bearings and the side wall of the first box body (5) and is fixedly connected with a hand wheel (8), a first threaded rod (6) is arranged at the bottom of the worm wheel (9), a fixing plate (11) is arranged at the top of the worm wheel (9), the fixing plate (11) is fixedly connected with the first box body (5), a sleeve (10) is arranged between the fixing plate (11) and the worm wheel (9), a fourth bearing is fixedly connected to the inner cavity of the fixing plate (11), one end of the sleeve (10) is fixedly connected with the worm, the other end of sleeve pipe (10) runs through the fourth bearing to fixedly connected with first conical gear (12), the first bull stick (13) of top fixedly connected with of first conical gear (12), first box (5) inner chamber top fixedly connected with fifth bearing, the one end that first conical gear (12) were kept away from in first bull stick (13) is pegged graft at the fifth bearing inner chamber, the right side of first conical gear (12) is equipped with transmission (30), set up the first trompil of mutually supporting with first threaded rod (6) on worm wheel (9), the one end and back shaft (21) fixed connection of first threaded rod (6), the other end of first threaded rod (6) runs through first trompil, and the plug-in connects in sleeve pipe (10) inner chamber.
2. The calender for producing PVC leather convenient to adjust and operate according to claim 1, characterized in that: stop device (29) include gag lever post (4), gag lever post (4) and back shaft (21) fixed connection, the blind hole has been seted up at the top of first cylinder (2), the one end that back shaft (21) were kept away from in gag lever post (4) is pegged graft at the blind hole inner chamber, fixedly connected with spring (3) between one end and the blind hole bottom of back shaft (21) are kept away from in gag lever post (4).
3. The calender for producing PVC leather convenient to adjust and operate according to claim 1, characterized in that: transmission (30) include second conical gear (14), second conical gear (14) and first conical gear (12) intermeshing, the right side fixedly connected with second bull stick (15) of second conical gear (14), equal fixedly connected with sixth bearing on first box (5) and second box (17), the sixth bearing is run through to the one end that second conical gear (14) were kept away from in second bull stick (15) to fixedly connected with third conical gear (16), third conical gear (16) are located second box (17) inner chamber.
4. The calender convenient for adjusting and operating for producing the PVC leather according to claim 3, characterized in that: the lifting device (31) comprises a fourth bevel gear (18), the fourth bevel gear (18) and the third bevel gear (16) are meshed with each other, a round pipe (20) is arranged at the bottom of the fourth bevel gear (18), the round pipe (20) is fixedly connected with a supporting shaft (21), a second threaded rod (19) is arranged between the round pipe (20) and the fourth bevel gear (18), seventh bearings are fixedly connected to the top and the bottom of the second box body (17), second holes matched with the second threaded rod (19) are formed in the round pipe (20), one end of the second threaded rod (19) penetrates through the fourth bevel gear (18) and is connected with an adjacent seventh bearing inner cavity in an inserting mode, and the other end of the second threaded rod (19) penetrates through the second holes and is connected with the adjacent seventh bearing inner cavity in an inserting mode.
5. The calender for producing PVC leather convenient to adjust and operate according to claim 1, characterized in that: the supporting legs (28) are arranged in a left-right symmetrical mode by taking the central axis of the base (1) as a symmetrical axis.
6. The calender convenient for adjusting and operating for producing the PVC leather according to claim 4, characterized in that: first internal thread that matches each other with first threaded rod (6) is seted up to first trompil inner chamber, second internal thread that matches each other with second threaded rod (19) is seted up to second trompil inner chamber, first internal thread is opposite with second internal thread's screw thread direction.
7. The calender for producing PVC leather convenient to adjust and operate according to claim 1, characterized in that: and the outer edge of the hand wheel (8) is provided with an anti-skid pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921819525.2U CN210940139U (en) | 2019-10-28 | 2019-10-28 | Calender convenient to adjust and operate for PVC leather production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921819525.2U CN210940139U (en) | 2019-10-28 | 2019-10-28 | Calender convenient to adjust and operate for PVC leather production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210940139U true CN210940139U (en) | 2020-07-07 |
Family
ID=71376132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921819525.2U Expired - Fee Related CN210940139U (en) | 2019-10-28 | 2019-10-28 | Calender convenient to adjust and operate for PVC leather production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210940139U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547409A (en) * | 2020-11-20 | 2021-03-26 | 德清江明新材料有限公司 | Be used for PVC production with calendering tanning rolling equipment fast |
| CN112570460A (en) * | 2020-11-17 | 2021-03-30 | 湖南仁发材料科技有限公司 | Adjustable device for metal rolling |
| CN113733438A (en) * | 2021-10-12 | 2021-12-03 | 深圳市鸿富诚屏蔽材料有限公司 | Calendering equipment and calendering process applying same |
-
2019
- 2019-10-28 CN CN201921819525.2U patent/CN210940139U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570460A (en) * | 2020-11-17 | 2021-03-30 | 湖南仁发材料科技有限公司 | Adjustable device for metal rolling |
| CN112570460B (en) * | 2020-11-17 | 2023-09-19 | 湖南仁发材料科技有限公司 | Adjustable device for metal calendaring |
| CN112547409A (en) * | 2020-11-20 | 2021-03-26 | 德清江明新材料有限公司 | Be used for PVC production with calendering tanning rolling equipment fast |
| CN113733438A (en) * | 2021-10-12 | 2021-12-03 | 深圳市鸿富诚屏蔽材料有限公司 | Calendering equipment and calendering process applying same |
| CN113733438B (en) * | 2021-10-12 | 2023-04-21 | 深圳市鸿富诚新材料股份有限公司 | Rolling equipment and rolling process using same |
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| 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: 20200707 |