CN218859970U - Belt synchronous transmission device for special-shaped paper - Google Patents
Belt synchronous transmission device for special-shaped paper Download PDFInfo
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- CN218859970U CN218859970U CN202223563224.2U CN202223563224U CN218859970U CN 218859970 U CN218859970 U CN 218859970U CN 202223563224 U CN202223563224 U CN 202223563224U CN 218859970 U CN218859970 U CN 218859970U
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Abstract
The embodiment of the application provides a belt synchronous transmission device for special-shaped paper. The belt transmission machine comprises belt transmission machines with consistent transmission directions and same transmission speeds; the belt transmission machine comprises a transmission machine body, wherein a strip-shaped sliding table is arranged on the transmission machine body along the paper transmission direction; a belt guide wheel which can move along the extension direction of the sliding table is arranged in the sliding table; the paper feeding end of the belt transmission machine is provided with an adjusting device; the adjusting device is provided with a connecting rod; one end of the connecting rod extends into the transmission machine body and is fixedly connected with the belt guide wheel; the belt transmission machine further comprises a narrow flat belt and a guide wheel set arranged on the same side surface of the transmission machine body and the adjusting device, and the narrow flat belt is driven by the guide wheel set and the belt guide wheel together. This application adds the flexible regulation that the slot hole slided realization device on the basis of current structure, loosens locking structure screw, and the belt relative position is adjusted according to product size and shape flexibility to the quick slip guide pulley depression bar, guarantees the paper feed stability.
Description
Technical Field
The application relates to the technical field of paper transportation, in particular to a belt synchronous transmission device for special-shaped paper.
Background
In the field of paper production and processing, paper products are generally required to be transferred from one station to another station by a belt transmission machine, so that the production requirements are met. The specific transfer process is that the belt transmission device is utilized to drive the rotation of the rotating shaft, and the friction effect of the belt on the edge of the paper is recycled, so that the technical effect of receiving and releasing the paper is achieved.
However, with the increase of user's demand, the belt transmission machine on the market can only satisfy the transport of the paper product of fixed specification usually, when the paper is the special-shaped paper, because the paper both sides can't contact the belt transmission machine simultaneously, as shown by fig. 1, in belt transmission process, there is the long limit to reach the belt transmission machine position earlier, at this moment, because the short side paper can't be with the meshing of butt joint belt, both sides atress is uneven, can lead to the paper transmission unstability often, it is crooked left or right that paper appears in the transmission period to be extremely likely, the condition of paper jam influence continuation production even, not only greatly influenced product quality, product production efficiency has still been reduced.
SUMMERY OF THE UTILITY MODEL
The application provides a belt synchronous transmission device for special-shaped paper to solve the problem that the existing device can not stably convey the special-shaped paper.
The application provides a belt synchronous transmission device for special-shaped paper, which comprises two belt transmission machines arranged on two sides of a paper transmission direction; the transmission directions of the two belt transmission machines are consistent and the transmission speeds are the same; the belt transmission machine comprises a transmission machine body, wherein a strip-shaped sliding table is arranged on the transmission machine body along the paper transmission direction; a belt guide wheel which can move along the extension direction of the sliding table is arranged in the sliding table; the paper feeding end of the belt transmission machine is provided with an adjusting device; the adjusting device is provided with a connecting rod; one end of the connecting rod extends into the transmission machine body and is fixedly connected with the belt guide wheel; the belt transmission machine further comprises a narrow flat belt and a guide wheel set arranged on the same side surface of the transmission machine body and the adjusting device, and the narrow flat belt is driven by the guide wheel set and the belt guide wheel together.
In one implementation, the belt drive further comprises: a chute arranged on the transmission machine body along the paper transmission direction; the guide wheel group comprises a tension wheel which can move in the sliding groove.
In one implementation mode, a belt tensioning bolt is arranged at the paper outlet end of the belt transmission machine; the end of the belt-tightening bolt abuts against the outer surface of the narrow flat belt.
In one implementation, the adjustment device includes: a bolt fixing plate; the fixed block is connected with the bolt fixing plate; the adjusting bolt sequentially penetrates through the fixed block and the connecting rod along the direction perpendicular to the paper transmission direction; the adjusting bolt is in threaded connection with the connecting rod; the adjusting bolt is connected with the fixed block bearing; and fixing bolts penetrating through the bolt fixing plate along the direction perpendicular to the bolt fixing plate.
In one implementation mode, a fixing bolt perpendicular to the paper transmission direction is arranged below the fixing block; the connecting rod is provided with a through hole for the fixing bolt to pass through; the fixing bolt is abutted against the fixing bolt to fix the relative position between the fixing bolt and the through hole.
In one implementation, the method further comprises: the positioning block is fixed in the transmission machine body; the positioning block is provided with a positioning hole; the surface of the transmission machine body is provided with a positioning opening corresponding to the positioning block, and the locking block is accommodated in the positioning opening; the locking block is connected with the positioning block through a bolt.
In one implementation, the connecting rod is a telescopic rod.
In an implementation mode, the transmission machine further comprises a U-shaped limiting block fixed inside the transmission machine body, the U-shaped groove of the U-shaped limiting block is matched with the outer contour of the connecting rod, and the U-shaped limiting block is connected with the connecting rod in a sliding mode.
In one implementation, the apparatus further comprises a synchronous pulley set; the synchronous pulley group comprises a synchronous belt; at least part of the synchronous belt is in meshing transmission with a narrow flat belt of a belt transmission machine; at least part of the synchronous belt is in meshing transmission with a narrow flat belt of another belt transmission machine; so that the two belt drives have the same drive direction and drive speed.
In one implementation, the apparatus further comprises: the pressing rod device, the upper pressing rod and the upper pressing strip are positioned above the belt transmission machine; the lower end of the pressure lever device is connected with an upper pressure bar; the upper pressing strip is abutted to the top of the belt transmission machine; two ends of the upper pressure lever are respectively fixed at the lower ends of the two pressure lever devices.
The device that this application provided, through increase the slip table and slide the belt guide pulley in the slip table on the primary structure, and mobilizable adjusting device, it is adjustable to have realized that the belt is flexible, when facing the special-shaped paper like this, can adjust the device into in advance with the state of special-shaped paper adaptation according to the specification of special-shaped paper, make the both sides of special-shaped paper can arrive belt drive machine simultaneously, guarantee the stability of form advancing of transporting the process, raise the efficiency.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments are briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic view of a prior art belt drive for conveying a profile paper product;
FIG. 2 is a schematic structural view of a belt drive of the belt synchronous transmission provided herein;
FIG. 3 is a schematic structural view of a belt driven machine in a belt synchronous transmission according to another embodiment of the present application;
FIG. 4 is a schematic structural view of an adjustment device in the belt synchronous transmission provided herein;
FIG. 5 is an exploded view of the components of the adjustment device of the belt synchronous transmission provided herein;
FIG. 6 is a diagram illustrating a transmission relationship between a synchronous pulley set and a belt driving machine in the belt synchronous transmission device provided by the present application;
FIG. 7 is an overall view of one embodiment of a belt synchronous drive as provided herein.
Detailed Description
The technical solutions of the embodiments of the present application will be described below clearly with reference to the drawings in the embodiments of the present application.
In the description of this application, "/" means "or" unless otherwise stated, for example, A/B may mean A or B. "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. Further, "at least one" means one or more, "a plurality" means two or more. The terms "first", "second", and the like do not necessarily limit the number and execution order, and the terms "first", "second", and the like do not necessarily limit the difference.
It is noted that the words "exemplary" or "such as" are used herein to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "such as" is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.
The terminology used in the description of the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application, which will be described in detail below with reference to the accompanying drawings.
In order to solve the problem that paper product transmission in-process probably deviates to one side or drops, this application provides a belt synchronous transmission device, guarantees that the profile paper slides at the apposition in transmission in-process, and the side is locked, and the device is more nimble.
Fig. 1 is a schematic view of profile paper provided in an embodiment of the present application. As shown in fig. 1, the irregular paper mainly refers to paper with inconsistent lengths of two sides, such as a trapezoidal paper product in fig. 1, and may also be a paper product with other shapes, which is not limited in the present application.
Fig. 2 is a schematic structural diagram of a belt driving machine in a belt synchronous driving device provided in an embodiment of the present application. As shown in fig. 2, the present application provides a belt synchronous transmission for profile paper, including: the belt conveyor 100 is described by taking two belt conveyors 100 as an example in the present embodiment, and a plurality of belt conveyors 100 may be provided in a direction perpendicular to the sheet conveying direction in order to improve the conveying quality; it should be noted that, in this embodiment, for convenience of description, a paper transmission direction is defined, that is, a direction from the paper entering device to the paper exiting device, and correspondingly, an end of the device where the paper enters is referred to as a paper entering end, and an end of the paper exiting is referred to as a paper exiting end; regardless of the number of belt drives 100, it is necessary to ensure that the drive directions are consistent and the drive rates are the same so that the paper products can be run synchronously without shifting or twisting.
The belt driving machine 100 includes a driving machine body 101, in this embodiment, most parts of the driving machine body 101 are the same as the existing structure, and are not described herein again, and the differences between this application and the prior art will be described below, and a strip-shaped sliding table 102 is disposed on the driving machine body 101 along the paper driving direction; a belt guide wheel 103 which can move along the extension direction of the sliding table 102 is arranged in the sliding table 102; the belt guide wheel 103 and other guide wheels arranged on the transmission machine body 101 have the function of transmitting the belt, and the difference is that the other guide wheels are fixedly arranged, and the position of the belt guide wheel 103 is adjustable.
The paper feed end of the belt conveyor 100 is provided with an adjusting device 104; the adjusting device 104 is provided with a connecting rod 1041; one end of the connecting rod 1041 extends into the transmission machine body 101 and is fixedly connected with the belt guide pulley 103; the belt guide wheel 103 and the adjusting device 104 are connected through the connecting rod 1041, so that the movement between the three parts is synchronous, and the sliding table 102 limits the movement of the belt guide wheel 103, and therefore, the movement range of the three parts is the length of the sliding table 102, and therefore, the length of the sliding table 102 can be designed correspondingly in order to improve the movement range of the adjusting device 104 along the paper direction.
The belt driving machine 100 further includes a narrow flat belt 106 (hereinafter, referred to as a belt) and a guide pulley set 105 disposed on the same side surface of the driving machine body 101 and the adjusting device 104, and the narrow flat belt 106 is driven by the guide pulley set 105 and the belt guide pulley 103 together. In the present embodiment, as shown in fig. 2, the guide roller set 105 is composed of a plurality of guide rollers, and one of the guide rollers is located on the transmission body 101, and the other guide roller is located on the adjustment device 104, as can be seen from the foregoing, the adjustment device 104 is movable relative to the transmission body 101, that is, the guide roller located on the adjustment device 104 is also movable, and further, the laying condition of the narrow and flat belt 106 can be changed due to the movement of a part of the guide rollers and the belt guide roller 103. For example, when the belt guide roller 103 and the adjusting device 104 move leftward simultaneously in fig. 2, the contact length of the narrow and flat belt 106 with the bottom surface (paper surface) is increased, in this case, if one of the two belt driving machines 100 arranged in parallel is adjusted as described above, the narrow and flat belt 106 of the two belt driving machines 100 is laid differently, so that the two belt driving machines 100 can be adapted to the profile paper driving shown in fig. 1.
According to the technical characteristics, the device that this application provided, through increase the slip table and slide the belt guide pulley in the slip table on the primary structure, and mobilizable adjusting device, it is flexible adjustable to have realized the belt, when facing the special-shaped paper like this, can adjust the device into in advance with the state of special-shaped paper adaptation according to the specification of special-shaped paper, make the belt drive machine can be reachd simultaneously to the both sides of special-shaped paper, guarantee the stability of paper feed of transporting the process, raise the efficiency.
Further, in order to more smoothly change the belt state in consideration of the possibility of causing the belt to be locally tightened or loosened during the movement of the adjusting device 104 and the belt guide roller 103, in the embodiment shown in fig. 3, the belt driving machine 100 further includes:
a chute 107 provided on the driving machine body 101 in the sheet driving direction; specifically, the direction and length of the chute 107 may be set as desired, and is not limited to the one shown in fig. 3.
The guide pulley set 105 includes a tension pulley 1051 movable in the slide groove 107. The tensioning wheel 1051 is arranged to make the belt gradually loose due to the arrangement of the guide wheels during the movement of the adjusting device 104 and the belt guide wheel 103, and cannot effectively fit the guide wheels, which may cause the belt to be released if the belt continues to move, and the tensioning wheel 1051 is arranged to adjust the position of the tensioning wheel 1051 in the sliding groove 107 when the belt is found to be slightly loose, for example, moving the tensioning wheel 1051 to the left in fig. 3 will tighten the belt; also, proper slack adjustment is required when the belt is over tight, at which time the tensioner 1051 can be moved to the right to release a portion of the belt. In short, the tension pulley 1051 is provided to keep the belt in a state of tension balance throughout the adjustment process.
Further, in some other embodiments, as shown in fig. 3, a belt tensioning bolt 108 may be further disposed at the paper output end of the belt driving machine 100; the end of the belt-tensioner bolt 108 bears against the outer surface of the narrow flat belt 106. The belt tensioning bolt 108 can also adjust the tension degree when the device stretches out and draws back, and can also bear friction in the sliding process of the belt, so that the stability of the device is improved, and the service life of the device is prolonged.
The specific structure of the adjusting device 104 may be various, and in some embodiments shown in fig. 4 and 5, it includes:
a bolt fixing plate 1042 for supporting other components such as bolts and guide wheels;
a fixing block 1043 connected to the bolt fixing plate 1042;
an adjusting bolt 1044 sequentially penetrating through the fixing block 1043 and the connecting rod 1041 along a direction perpendicular to the paper transmission direction; the adjusting bolt 1044 is in threaded connection with the connecting rod 1041; the adjusting bolt 1044 is in bearing connection with the fixed block 1043; the height of the bolt fixing plate 1042 from the bottom surface of the device can be adjusted by adjusting the bolt 1044, and after the adjustment is finished, the bolt can be fixed by passing through the bolt fixing plate 1042 by the fixing bolt 1045 along the direction perpendicular to the bolt fixing plate 1042.
The height of adjusting this application device paper feed end, adaptable in different paper and different application scenes, avoid the product to appear warping the first phenomenon, make the paper can smoothly get into next operation station.
In fig. 5, only the bolt fixing plate 1042 is shown as one plate, but in another embodiment, it may be a box-shaped structure formed by two parallel plates, and other members may be covered inside so that the other structures do not fall off or displace.
Furthermore, in order to further increase the adjustment range, the connecting rod 1041 can be designed to be a telescopic rod, so that the length of the connecting rod can be adjusted in the use process of different paper sheets, the paper feeding is smooth, and the connecting rod is more suitable for long-version paper products and is not easy to bend.
It should be noted that, the components of the adjusting device 104 may be mechanically connected, or may be integrally formed or welded, and the like, which is not limited herein.
Further, in the above embodiment, in order to make the adjustment in the vertical direction more stable, a fixing bolt 1048 perpendicular to the paper transmission direction is provided below the fixing block 1043; the connecting rod 1041 is provided with a through hole for the fixing bolt 1048 to pass through; the fixing bolt 1045 abuts against the fixing bolt 1048 to fix the relative position between the fixing bolt 1048 and the passing hole. The setting of fixing bolt 1048 can make vertical direction adjustment more accurate, and the cooperation between fixing bolt 1048 and fixing bolt 1045 is more stable.
In some embodiments, to prevent the device from retracting or extending during opening after the device has been retracted, the adjustment device 104 further comprises:
a positioning block 1046 fixed inside the transmission body 101; the positioning block 1046 has a positioning hole; the positioning block 1046 is fixed in the transmission body 101 through a bolt and a nut, and the nut can cushion the allowance of the connecting rod;
a positioning opening corresponding to the positioning block 1046 is formed in the surface of the transmission machine body 101, and a locking block 1047 is accommodated in the positioning opening; the locking block 1047 is connected to the positioning block 1046 by a bolt. After the positioning block 1046 and the locking block 1047 are locked with each other, the connecting rod 1041 can be prevented from moving in the paper advancing direction, and the stability of the device is ensured.
In some feasible embodiments, as shown in fig. 4, the adjusting device 104 further includes a U-shaped stopper 1049 fixed inside the transmission body 101, a shape of a U-shaped groove of the U-shaped stopper 1049 matches an outer contour of the connecting rod 1041, and the U-shaped stopper 1049 is slidably connected to the connecting rod 1041. In this embodiment, the U-shaped stopper 1049 and the belt guide pulley 103 provide two-point support for the connecting rod 1041 can only move along a straight line limited by the two, thereby ensuring the adjustment accuracy and stability.
As can be seen from the foregoing, in the present application, in order to ensure that the paper does not shift, it is necessary to keep the same rotation speed for two or more belt driven machines 100, and this can be achieved by keeping the same output power for the driving mechanism (e.g., driving motor) corresponding to each belt driven machine 100, but even if the motors are of the same type and based on the same command, there may be a slight difference in the actual rotation speeds of the two belt driven machines 100 due to component errors. To solve this problem, in some possible embodiments, the device further comprises a timing pulley set 200; the timing pulley group 200 includes a timing belt; at least part of the synchronous belt is in mesh transmission with a narrow flat belt 106 of the belt transmission machine 100; at least part of the synchronous belt is in meshing transmission with the narrow flat belt 106 of another belt transmission machine 100; so that the two belt conveyors 100 have the same drive direction and drive rate. In this embodiment, the driving sources of the two belt drives 100 are both derived from the same output source, so that the rotation speeds of the two belt drives can be further ensured to be the same. Meanwhile, through the design of the guide wheel group in the synchronous belt, the device can be correspondingly suitable for the space between different belt driving machines, and is further suitable for paper products with different widths, and the device has better flexibility.
Specifically, as shown in fig. 6, the synchronous belt is driven by the synchronous wheel to rotate in the same direction, power is provided for the calibration paper transmission device, the belt is wound on the adjusting presser foot and the inner wall plate guide wheel in the transmission direction as shown in the figure, two speeds are guaranteed to be consistent, and the situations of paper collision or interval and the like are avoided.
FIG. 7 is an overall view of one embodiment of a belt synchronous drive as provided herein. As shown in fig. 7, in some embodiments, the apparatus further comprises:
a pressing rod device 300, an upper pressing rod 400 and an upper pressing strip 500 which are positioned above the belt transmission machine 100; the lower end of the compression bar device 300 is connected with an upper compression bar 500; the upper pressing strip 500 is pressed against the top of the belt transmission machine 100; two ends of the upper pressure lever 400 are respectively fixed at the lower ends of the two pressure lever devices 400.
When the belt adjusting device is used, the position of the belt guide wheel 103 in the sliding table 102 is adjusted, the adjusting device 104 is moved to achieve the effect of belt stretching, and when the belt is adjusted to be in an appointed state, the connecting rod 104 is fixed through the positioning block 1046 and the locking block 1047; the pressing rod device 300 is used for driving the upper pressing rod 400 and the upper pressing strip 500 to enable paper to be attached to the belt for transmission, if long paper products exist, the connecting rod 104 can be adjusted again, the height is adjusted by the adjusting bolt 1044, and the situations that paper collection of the products is irregular and the paper flies out in serious situations due to overhigh speed and overlarge inertia when the rear section of the paper leaves are avoided. Ensuring smooth transfer to the next station.
According to the technical scheme, the belt synchronous transmission device for the special-shaped paper comprises two belt transmission machines arranged on two sides of the paper transmission direction; the transmission directions of the two belt transmission machines are consistent and the transmission speeds are the same; the belt transmission machine comprises a transmission machine body, wherein a strip-shaped sliding table is arranged on the transmission machine body along the paper transmission direction; a belt guide wheel which can move along the extension direction of the sliding table is arranged in the sliding table; the paper feeding end of the belt transmission machine is provided with an adjusting device; the adjusting device is provided with a connecting rod; one end of the connecting rod extends into the transmission machine body and is fixedly connected with the belt guide wheel; the belt transmission machine also comprises a narrow flat belt and a guide wheel set arranged on the same side surface of the transmission machine body and the adjusting device, and the narrow flat belt is narrow
The flat belt is driven by the guide pulley group and the belt guide pulley together. This application adds the flexible regulation that slot hole slides and realizes 5 devices on the basis of current structure, loosens locking structure screw, and the guide pulley depression bar that slides fast is adjusted according to product size and shape are nimble
The relative position of the belt ensures the stability of paper feeding.
The embodiments provided in the present application are only a few examples of the general concept of the present application, and do not limit the scope of the present application. To those skilled in the art
To the expert, any other embodiment 0 extended according to the solution of the present application without inventive work belongs to the scope of protection of the present application.
Claims (10)
1. A belt synchronous transmission device for profile paper is characterized by comprising:
two belt transmission machines arranged at two sides of the paper transmission direction; the transmission directions of the two belt transmission machines are consistent and the transmission speeds are the same;
the belt transmission machine comprises a transmission machine body, wherein a strip-shaped sliding table is arranged on the transmission machine body along the paper transmission direction; a belt guide wheel which can move along the extension direction of the sliding table is arranged in the sliding table;
the paper feeding end of the belt transmission machine is provided with an adjusting device; the adjusting device is provided with a connecting rod; one end of the connecting rod extends into the transmission machine body and is fixedly connected with the belt guide wheel;
the belt transmission machine further comprises a narrow flat belt and a guide wheel set arranged on the same side surface of the transmission machine body and the adjusting device, and the narrow flat belt is driven by the guide wheel set and the belt guide wheel together.
2. The belt synchronous transmission for profile paper as claimed in claim 1, wherein said belt driving machine further comprises:
a chute arranged on the transmission machine body along the paper transmission direction;
the guide wheel set comprises a tension wheel which can move in the sliding groove.
3. The belt synchronous transmission device for profile paper as claimed in claim 1, wherein a belt tensioning bolt is arranged at the paper outlet end of the belt transmission machine; the end of the belt tensioning bolt abuts against the outer surface of the narrow flat belt.
4. A belt synchronous drive for profile paper according to claim 1, wherein the adjusting means comprises:
a bolt fixing plate;
the fixing block is connected with the bolt fixing plate;
the adjusting bolt sequentially penetrates through the fixing block and the connecting rod along the direction perpendicular to the paper transmission direction; the adjusting bolt is in threaded connection with the connecting rod; the adjusting bolt is connected with the fixed block bearing;
and the fixing bolt penetrates through the bolt fixing plate along the direction vertical to the bolt fixing plate.
5. The belt synchronous transmission device for profile paper according to claim 4, wherein a fixing bolt perpendicular to the paper transmission direction is arranged below the fixing block; the connecting rod is provided with a through hole for the fixed bolt to pass through; the fixing bolt is abutted against the fixing bolt to fix the relative position between the fixing bolt and the through hole.
6. The belt synchronous transmission for profile paper as recited in claim 4, further comprising:
the positioning block is fixed in the transmission machine body; the positioning block is provided with a positioning hole;
the surface of the transmission machine body is provided with a positioning opening corresponding to the positioning block, and a locking block is accommodated in the positioning opening; the locking block is connected with the positioning block through a bolt.
7. The belt synchronous transmission device for profile paper according to claim 4, wherein the connecting rod is a telescopic rod.
8. The belt synchronous transmission device for profile paper according to claim 1, further comprising a U-shaped limiting block fixed inside the transmission body, wherein the shape of the U-shaped groove of the U-shaped limiting block is matched with the outer contour of the connecting rod, and the U-shaped limiting block is connected with the connecting rod in a sliding manner.
9. A belt synchronous drive for profile paper according to claim 1, wherein the drive further comprises a synchronous pulley set; the synchronous pulley group comprises a synchronous belt; at least part of the synchronous belt is in meshing transmission with a narrow flat belt of a belt transmission machine; at least part of the synchronous belt is in meshing transmission with a narrow flat belt of another belt transmission machine; so that the two belt drives have the same drive direction and drive speed.
10. A belt synchronous drive for profile paper as in claim 1, further comprising:
the pressing rod device, the upper pressing rod and the upper pressing strip are positioned above the belt transmission machine; the lower end of the pressure lever device is connected with an upper pressure bar; the upper pressing strip is abutted to the top of the belt transmission machine; and two ends of the upper pressure lever are respectively fixed at the lower ends of the two pressure lever devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223563224.2U CN218859970U (en) | 2022-12-30 | 2022-12-30 | Belt synchronous transmission device for special-shaped paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223563224.2U CN218859970U (en) | 2022-12-30 | 2022-12-30 | Belt synchronous transmission device for special-shaped paper |
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| Publication Number | Publication Date |
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| CN218859970U true CN218859970U (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223563224.2U Active CN218859970U (en) | 2022-12-30 | 2022-12-30 | Belt synchronous transmission device for special-shaped paper |
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| Country | Link |
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| CN (1) | CN218859970U (en) |
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- 2022-12-30 CN CN202223563224.2U patent/CN218859970U/en active Active
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