CN210001259U - Automatic paper cutting assembly - Google Patents
Automatic paper cutting assembly Download PDFInfo
- Publication number
- CN210001259U CN210001259U CN201920204711.9U CN201920204711U CN210001259U CN 210001259 U CN210001259 U CN 210001259U CN 201920204711 U CN201920204711 U CN 201920204711U CN 210001259 U CN210001259 U CN 210001259U
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- plate
- sliding
- cutter
- paper
- cutting assembly
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- 238000005520 cutting process Methods 0.000 title claims abstract description 41
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 239000000123 paper Substances 0.000 claims description 57
- 238000003825 pressing Methods 0.000 claims description 10
- 239000011111 cardboard Substances 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 3
- 210000004907 gland Anatomy 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 6
- 239000011087 paperboard Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to a paper machine discloses automatic cutting components of paper, and its technical scheme main points are including the support frame with rotate the wind-up roll of connection on the support frame, the top of support frame is equipped with the roof beam that slides, the both ends of roof beam that slides are rotated respectively and are connected with driving pulley and driven pulley, be connected with conveyer between driving pulley and the driven pulley, driving pulley coaxial coupling has conveyer motor, be equipped with the slide plate on the roof beam that slides, the below of slide plate is equipped with the pinch-off blades, conveyer belt is located between pinch-off blades and the slide plate, pinch-off blades and slide plate are through bolt locking, the side of slide plate is connected with the extension board, the bottom of extension board is equipped with the cutter, the cutter is located the top of paper, the advantage of the security in the improvement paper manufacturing process.
Description
Technical Field
The utility model relates to a paper machine, in particular to automatic cutting components of paper.
Background
The paper making machine is a complete set of devices which are linked in sections of paper pulp forming paper webs, and comprises main machine systems such as a head box, a net part, a pressing part, a drying part, a calender, a winder, a transmission part and the like, and auxiliary systems such as steam, water, vacuum, lubrication, heat recovery and the like.
At present, chinese patent with publication number CN207109449U discloses kinds of paper machines, including paper machine body, mount, second mount, fixed station, thick paper gasket, third mount, fourth mount, heating pipe, lifter, governing valve, protective cover, fan, second compression roller and second driving roller, the right side of paper machine body is provided with the mount, the right side of mount is provided with the second mount, the right side of second mount is provided with the fixed station, the right side of fixed station is provided with the third mount, the right side of third mount is provided with the lifter, the right side of lifter is provided with the protective cover, the fan is installed at the top of protective cover, the below of fan is provided with the stock form roll dish.
This kind of paper machine is at the in-service use in-process, and fashioned paper is rolled up on the stock form roller dish, and the top of stock form roller dish does not set up cutting assembly, and when the rolling was accomplished, the staff needed to utilize the cutter to amputate the paper manually, had the potential safety hazard in the operation process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automatic cutting components of kinds of paper has machinery and cuts the paper, improves the advantage of the security in the paper manufacturing process.
The above technical purpose of the present invention can be achieved by the following technical solutions:
automatic cutting assembly of paper, including the support frame with rotate the wind-up roll of connection on the support frame, the top of support frame is equipped with the roof beam that slides, the both ends of the roof beam that slides are rotated respectively and are connected with driving pulley and driven pulleys, be connected with conveyer belt between driving pulley and the driven pulleys, driving pulley coaxial coupling has conveyor motor, be equipped with the slide board on the slide beam, the below of slide board is equipped with the grip block, conveyer belt is located between grip block and the slide board, grip block and slide board are through bolt locking, the side of slide board is connected with the extension board, the bottom of extension board is equipped with the cutter, the cutter is located the top of paper.
Through adopting above-mentioned technical scheme, when the paper rolling was accomplished, the staff started the conveying motor, and conveying motor drives the driving pulley and rotates, and driving pulley drives the conveyer belt and removes, because conveyer belt is pressed from both sides tightly between pinch-off blades and slide plate, consequently slide plate follows conveyer belt's removal and removes. In the process of sliding the plate moving rod, the extension plate moves along with the extension plate, and the cutter is arranged at the bottom of the extension plate, so that the cutter moves along with the movement of the extension plate. And in the moving process of the cutter, the paper is cut. The utility model discloses a cutter that removes has realized that the mechanization of paper cuts, has avoided the manual work to cut to the security in the paper manufacturing process has been improved.
steps, the cutter is the disc, the face that the cutter orientation extended the board is connected with the dwang, the dwang rotates to be connected in the extended plate, the pole body of dwang is gone up fixed cover and is equipped with the band pulley, be equipped with driving motor on the slip plate, driving motor's output shaft and slip plate homonymy, its axle is on one's body fixed cover and is equipped with the second band pulley, be connected with the linkage belt between band pulley and the second band pulley.
Through adopting above-mentioned technical scheme, driving motor drives the motion of linkage belt, and the linkage belt drives the cutter rotation at the motion in-process to make the cutter can cut the paper under the rotating condition, compare in the direct cutting paper, the cutter under the rotating condition can cut the paper more smoothly, has reduced the paper and has been dragged and produce the phenomenon of "card sword" by the cutter.
, a sliding track is arranged on the sliding beam, a bearing platform is fixedly connected to the lower side of the clamping plate, an abdication port for the transmission belt to pass through is formed in the bearing platform, a sliding port is formed in the lower side of the bearing platform, and the sliding port is connected between the sliding tracks in a sliding mode.
Through adopting above-mentioned technical scheme, the setting of plummer can give the slide plate support to reduced because bear too much gravity on the slide plate and lead to the possibility that conveyer belt warp.
Step , be connected with adjust cylinder on the extension board, adjust cylinder's the directional linkage belt of telescopic link, adjust cylinder's telescopic link fixedly connected with mount, the mount internal rotation is connected with the auxiliary pulley, the linkage belt passes the auxiliary pulley.
Through adopting above-mentioned technical scheme, supplementary band pulley has played the effect of tensioning linkage belt, when linkage belt produces lax, starts adjust cylinder for adjust cylinder's telescopic link deviates from the linkage belt motion, and the in-process of motion, the taut linkage belt of mount, thereby the realization is to the tensioning of linkage belt.
steps further, the both sides at extension board top are equipped with the connection curb plate respectively, the laminating of connection curb plate is outside the both sides broadside of slide sliding plate, it has the roll adjustment mouth that vertical direction is the waist type to open on the connection curb plate, fixedly connected with fixing bolt respectively on the both sides broadside of slide sliding plate, fixing bolt passes roll adjustment mouth and threaded connection has gland nut.
Through adopting above-mentioned technical scheme, the setting of extension board through connecting the curb plate for its and the interval between the board that slides is adjustable, thereby makes the height-adjustable of cutter. Before the staff cuts, can highly correspondingly adjust the height of cutter according to the paper, thereby make the utility model discloses have bigger application range.
Step , the extension board is equipped with the backup pad towards the face of sliding beam, the extension board has the groove of sliding towards the vertical division of face of sliding beam, the backup pad is equipped with the sliding block with sliding groove matched with, sliding beam is equipped with the direction slide rail towards the face of extension board, the sliding block is opened towards the face of sliding beam has the direction spout that cooperatees with the direction slide rail.
Through adopting above-mentioned technical scheme, the setting up of backup pad has improved the stability of extension board at the in-process that slides, simultaneously through backup pad and the cooperation between the roof beam that slides, has reduced the vibration that the cutter produced in cutting process for cutting process is more steady.
, the face of the cutter deviating from the connecting rod is fitted with a pressing disc, a dead locking bolt is arranged on the pressing disc in a penetrating mode, and the dead locking bolt penetrates through the cutter and is in threaded connection with the rotating rod.
Through adopting above-mentioned technical scheme, realize detachable through the cooperation that compresses tightly the dish and lock the dead bolt and be connected between cutter and the dwang, when the cutter damaged, the staff can change the cutter through dismantling the dead bolt of lock and compressing tightly the dish.
, the lower parts of the two sides of the support frame are respectively provided with a top supporting cylinder, a top paper plate is fixedly connected between the telescopic rods of the top supporting cylinders at the two sides, and a cutting groove for the cutter to move is formed in the top paper plate.
Through adopting above-mentioned technical scheme, when the paper was cut, the lower surface that the top cardboard rose to the paper through the shoring cylinder to give the paper and provide cutting platform, improved the stability when cutting the paper.
To sum up, the utility model discloses following beneficial effect has: through the cutter that removes, the utility model discloses a mechanization of paper is cut, has avoided the manual work to cut to the security in the paper manufacture process has been improved.
Drawings
Fig. 1 is a schematic structural diagram for embodying the present invention;
FIG. 2 is an exploded view for showing the connection relationship between the sliding beam, the bearing platform and the extension plate;
FIG. 3 is a schematic structural view for embodying a th pulley;
fig. 4 is a schematic structural diagram for embodying the fixing frame.
In the figure, the device comprises a support frame 1, a winding roller 2, a sliding beam 3, a sliding beam 31, a driving pulley 32, a driven pulley 33, a conveying belt 34, a conveying motor 35, a sliding rail 36, a bearing table 361, a sliding opening 362, a yielding opening 37, a guide sliding rail 4, a sliding plate 41, a clamping plate 42, a fixing bolt 421, a pressing nut 5, an extension plate 51, a connecting side plate 511, a distance adjusting opening 52, a supporting plate 521, a sliding block 522, a guide sliding chute 53, a sliding groove 6, a cutter 61, a rotating rod 611, a th pulley 62, a pressing disc 621, a locking bolt 7, a driving motor 71, a second pulley 72, a linkage belt 8, an adjusting cylinder 81, a fixing frame 82, an auxiliary pulley 9, a top support cylinder 91, a top paper plate 911 and a cutting groove.
Detailed Description
The present invention will be described in further detail in with reference to the accompanying drawings.
An embodiment of the automatic paper cutting assembly, referring to fig. 1, comprises a support frame 1 and a wind-up roll 2 rotatably connected to the support frame 1, wherein a sliding beam 3 is fixedly connected to the top of the support frame 1, two ends of the sliding beam 3 are respectively rotatably connected with a driving pulley 31 and a driven pulley 32, a conveying belt 33 is connected between the driving pulley 31 and the driven pulley 32, the driving pulley 31 is coaxially connected with a conveying motor 34, a sliding plate 4 is arranged on the sliding beam 3, a clamping plate 41 is arranged below the sliding plate 4, the conveying belt 33 is arranged between the clamping plate 41 and the sliding plate 4, and the clamping plate 41 and the sliding plate 4 are locked through bolts.
Referring to fig. 1, the conveying motor 34 drives the driving pulley 31 to rotate, the driving pulley 31 drives the conveying belt 33 to move in the rotating process, and the sliding plate 4 moves along with the movement of the conveying belt 33 because the sliding plate 4 is connected with the conveying belt 33 through the clamping plate 41, so that the sliding plate 4 slides on the sliding beam 3 along the length direction thereof.
Referring to fig. 2, a slide rail 35 is fixedly connected to the slide beam 3, a carrier 36 is fixedly connected to a lower portion of the clamping plate 41, the carrier 36 is provided with a relief opening 362, and the conveyor belt 33 (see fig. 1) passes through the relief opening 362. A sliding opening 361 is arranged below the bearing platform 36, and the sliding opening 361 is connected with the sliding track 35 in a sliding manner. The arrangement of the bearing table 36 improves the bearing capacity of the sliding plate 4, reduces the phenomenon that the conveying belt 33 deforms due to the overweight of the sliding plate 4, and improves the smoothness of the sliding plate 4 in the sliding process.
Referring to fig. 1, an extension plate 5 is connected to the side of a sliding plate 4, a cutter 6 is arranged at the bottom of the extension plate 5, the cutter 6 is disc-shaped, the cutter 6 is located above paper, a rotating rod 61 (see fig. 3) is connected to the face, facing the face of the extension plate 5, of the cutter 6, the rotating rod 61 is rotatably connected to the extension plate 5, a -th belt wheel 611 (see fig. 3) is fixedly sleeved on a rod body of the rotating rod 61, a driving motor 7 is connected to the sliding plate 4 through a bolt, an output shaft of the driving motor 7 is on the same side as the sliding plate 4, a second belt wheel 71 is fixedly sleeved on a shaft body of the output shaft of the driving motor 7.
Referring to fig. 1, in the cutting of the sheet, the conveying motor 34 drives the sliding plate 4 to slide along the length direction of the sliding beam 3, so that the cutting blade 6 moves along the cutting path of the sheet. In the process that cutter 6 removed, start driving motor 7, driving motor 7 drives linkage belt 72 and removes to make cutter 6 begin to rotate, produce relative friction between cutter 6 and the paper under the rotation, thereby make the paper can be cut more smoothly.
Referring to fig. 1, faces, away from the connecting rod, of the cutting knife 6 are attached with the pressing disc 62, the pressing disc 62 is attached to the center of the cutting knife 6, a dead locking bolt 621 penetrates through the pressing disc 62, the dead locking bolt 621 penetrates through the cutting knife 6 and is in threaded connection with the rotating rod 61, the cutting knife 6 is detachable due to the arrangement of the dead locking bolt 621, and when the cutting knife 6 is damaged, the cutting knife 6 can be replaced in time.
Referring to fig. 1, an adjusting cylinder 8 is connected to the extension plate 5, and an expansion rod of the adjusting cylinder 8 points to the linkage belt 72. The telescopic rod of the adjusting cylinder 8 is fixedly connected with a fixing frame 81, the fixing frame 81 is in a U shape, an auxiliary belt wheel 82 (refer to fig. 4) is rotatably connected in the U-shaped area, and the linkage belt 72 passes through the auxiliary belt wheel 82. The provision of the auxiliary pulley 82 enables the linkage belt 72 to be tensioned so that the linkage belt 72 can always transmit power to the cutter 6. When the linkage belt 72 is tensioned, the adjusting cylinder 8 is started, when the telescopic rod of the adjusting cylinder 8 moves towards the linkage belt 72, the linkage belt 72 is loosened, and when the telescopic rod of the adjusting cylinder 8 moves away from the linkage belt 72, the linkage belt 72 is tensioned, so that the linkage belt 72 is tensioned.
Referring to fig. 2, two sides of the top of the extension plate 5 are respectively provided with a connecting side plate 51, and the connecting side plates 51 are attached to the outside of the two wide sides of the sliding plate 4. The connecting side plate 51 is provided with a waist-shaped distance adjusting opening 511 in the vertical direction, the wide edges at two sides of the sliding plate 4 are respectively and fixedly connected with a fixing bolt 42, and the fixing bolt 42 penetrates through the distance adjusting opening 511 and is in threaded connection with a compression nut 421. The distance adjusting opening 511 is waist-shaped, so that the height of the extension plate 5 can be adjusted, the position of the beveling knife 6 in the vertical direction is adjusted, and after the adjustment is completed, the compression nut 421 is screwed down, and the position of the extension plate 5 is determined.
Referring to fig. 2, a support plate 52 is arranged on the extension plate 5 facing of the sliding beam 3, a sliding groove 53 is vertically formed on the extension plate 5 facing of the sliding beam 3, a sliding block 521 matched with the sliding groove 53 is arranged on the support plate 52, a guide sliding rail 37 is arranged on the sliding beam 3 facing of the extension plate 5, and a guide sliding groove 522 matched with the guide sliding rail 37 is formed on the support plate 52 facing of the sliding beam 3.
Referring to fig. 2, when the height of the cutting knife 6 is adjusted, the sliding block 521 slides in the sliding groove 53, when the sliding plate 4 slides along the sliding beam 3, the guide sliding groove 522 slides on the guide sliding rail 37, and the stability of the support plate 52 in the sliding process is improved through the cooperation of the sliding groove and the guide sliding rail 37.
Referring to fig. 1, the top supporting cylinders 9 are respectively arranged below two sides of the supporting frame 1, a top paper board 91 is fixedly connected between the telescopic rods of the top supporting cylinders 9 on the two sides, and a cutting groove 911 for the cutter 6 to move is formed in the top paper board 91. When needs cutting paper, the shoring cylinder 9 will push up a cardboard 91 for the paper laminating is on a cardboard 91, and cutter 6 is at the in-process of cutting, and a cardboard 91 gives the paper and supports, thereby has reduced the possibility that the paper is cut bad.
The specific implementation process comprises the following steps:
1. the height of the top paper board 91 and the height of the cutter 6 are adjusted according to the conveying height of the paper, the top paper board 91 is adjusted through the top supporting cylinder 9, and the cutter 6 is adjusted through the matching of the distance adjusting opening 511 and the adjusting cylinder 8;
2. after the rolling thickness of paper reached technical requirement, start conveying motor 34 and driving motor 7 to make cutter 6 be the rotation form along the paper surface and remove, remove the in-process, cutter 6 is located cutting groove 911, and cutter 6 under the rotation state rubs with the paper constantly, thereby reaches the effect of cutting the paper.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
- The utility model provides an automatic cutting components of kinds of paper, including support frame (1) and wind-up roll (2) of rotation connection on support frame (1), its characterized in that the top of support frame (1) is equipped with slip roof beam (3), the both ends of slip roof beam (3) are rotated respectively and are connected with driving pulley (31) and driven pulley (32), be connected with conveyer (33) between driving pulley (31) and driven pulley (32), driving pulley (31) coaxial coupling has conveying motor (34), be equipped with slide plate (4) on slip roof beam (3), the below of slide plate (4) is equipped with clamp plate (41), conveyer (33) are located between clamp plate (41) and slide plate (4), clamp plate (41) and slide plate (4) are through bolt locking, the side of slide plate (4) is connected with extension board (5), the bottom of extension board (5) is equipped with cutter (6), cutter (6) are located the top of paper.
- 2. The automatic paper cutting assembly according to claim 1, wherein the cutter (6) is disc-shaped, a rotating rod (61) is connected to the surface of the cutter (6) facing the extending plate (5), the rotating rod (61) is rotatably connected to the extending plate (5), a belt wheel (611) is fixedly sleeved on the rod body of the rotating rod (61), a driving motor (7) is arranged on the sliding plate (4), the output shaft of the driving motor (7) is arranged on the same side of the sliding plate (4), a second belt wheel (71) is fixedly sleeved on the shaft body of the driving motor, and a linkage belt (72) is connected between the belt wheel (611) and the second belt wheel (71).
- 3. The automatic paper cutting assembly of claim 1, wherein: be equipped with on the roof beam that slides (3) and slide track (35), the below fixedly connected with plummer (36) of clamp plate (41), plummer (36) are opened and are supplied the position of letting (362) that conveyer belt (33) passed, the below of plummer (36) is opened has the mouth of sliding (361), the connection that slides between slide track (35) is slided to mouth (361).
- 4. The automatic paper cutting assembly of claim 2, wherein: be connected with adjust cylinder (8) on extension board (5), the directional linkage belt (72) of telescopic link of adjust cylinder (8), the telescopic link fixedly connected with mount (81) of adjust cylinder (8), mount (81) internal rotation is connected with supplementary band pulley (82), supplementary band pulley (82) are passed in linkage belt (72).
- 5. The automatic paper cutting assembly of claim 2, wherein: the both sides at extension board (5) top are equipped with respectively and connect curb plate (51), connect curb plate (51) laminating outside the both sides broadside of sliding plate (4), it has vertical direction to be roll adjustment mouth (511) of waist type to open on connecting curb plate (51), fixedly connected with fixing bolt (42) respectively on the both sides broadside of sliding plate (4), fixing bolt (42) pass roll adjustment mouth (511) and threaded connection has gland nut (421).
- 6. The automatic paper cutting assembly of claim 1, wherein a support plate (52) is arranged on the surface of the extension plate (5) facing the sliding beam (3), a sliding groove (53) is vertically formed on the surface of the extension plate (5) facing the sliding beam (3), a sliding block (521) matched with the sliding groove (53) is arranged on the support plate (52), a guide sliding rail (37) is arranged on the surface of the sliding beam (3) facing the extension plate (5), and a guide sliding groove (522) matched with the guide sliding rail (37) is formed on the surface of the sliding block (521) facing the sliding beam (3).
- 7. The automatic paper cutting assembly according to claim 2, characterized in that a pressing disc (62) is attached to the surface of the cutting knife (6) facing away from the connecting rod, a locking bolt (621) penetrates through the pressing disc (62), and the locking bolt (621) penetrates through the cutting knife (6) and is in threaded connection with the rotating rod (61).
- 8. The automatic paper cutting assembly of claim 1, wherein: the support frame (1) below of both sides is equipped with respectively and props cylinder (9), fixedly connected with top cardboard (91) between the telescopic link of both sides top prop cylinder (9), it has cutting groove (911) that supply cutter (6) to remove to open on top cardboard (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920204711.9U CN210001259U (en) | 2019-02-15 | 2019-02-15 | Automatic paper cutting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920204711.9U CN210001259U (en) | 2019-02-15 | 2019-02-15 | Automatic paper cutting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210001259U true CN210001259U (en) | 2020-01-31 |
Family
ID=69300356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920204711.9U Expired - Fee Related CN210001259U (en) | 2019-02-15 | 2019-02-15 | Automatic paper cutting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210001259U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112743915A (en) * | 2020-12-30 | 2021-05-04 | 东莞市华凯纸品有限公司 | Production process of environment-friendly honeycomb paperboard |
| CN115108368A (en) * | 2022-08-30 | 2022-09-27 | 莱弗凯(山东)医疗科技有限公司 | Winding device for medical fixing band |
| CN116237989A (en) * | 2023-05-12 | 2023-06-09 | 山东旭日东环保股份有限公司 | Fixed-length cutting machine for dry paper in paper industry |
| CN116277192A (en) * | 2023-04-06 | 2023-06-23 | 江西德玛克智能装备有限公司 | A paper positioning auxiliary cutter for a paper cutter |
-
2019
- 2019-02-15 CN CN201920204711.9U patent/CN210001259U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112743915A (en) * | 2020-12-30 | 2021-05-04 | 东莞市华凯纸品有限公司 | Production process of environment-friendly honeycomb paperboard |
| CN115108368A (en) * | 2022-08-30 | 2022-09-27 | 莱弗凯(山东)医疗科技有限公司 | Winding device for medical fixing band |
| CN116277192A (en) * | 2023-04-06 | 2023-06-23 | 江西德玛克智能装备有限公司 | A paper positioning auxiliary cutter for a paper cutter |
| CN116237989A (en) * | 2023-05-12 | 2023-06-09 | 山东旭日东环保股份有限公司 | Fixed-length cutting machine for dry paper in paper industry |
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| CF01 | Termination of patent right due to non-payment of annual fee |