CN213770636U - Emptying device for rotary press - Google Patents
Emptying device for rotary press Download PDFInfo
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- CN213770636U CN213770636U CN202022715587.8U CN202022715587U CN213770636U CN 213770636 U CN213770636 U CN 213770636U CN 202022715587 U CN202022715587 U CN 202022715587U CN 213770636 U CN213770636 U CN 213770636U
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- roller
- tension
- pulling mechanism
- tension roller
- machine according
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- 239000002994 raw material Substances 0.000 claims abstract description 34
- 238000007599 discharging Methods 0.000 claims abstract description 26
- 238000006073 displacement reaction Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 68
- 238000007664 blowing Methods 0.000 claims description 10
- 239000000758 substrate Substances 0.000 abstract description 27
- 238000007639 printing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000006837 decompression Effects 0.000 description 7
- 238000005381 potential energy Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The application relates to the field of printing equipment, in particular to a discharging device for a rotary press, which comprises a rack, wherein a raw material roll and a pulling mechanism are arranged on the rack, and a tension roller is arranged between the pulling mechanism and the raw material roll; the elastic component is arranged on the frame, the tension roller is connected to the elastic component, and the elastic component enables the tension roller to generate displacement when the tension roller receives tension change. Through the elastic component to reduce the tension on the substrate, this application has the effect that reduces the substrate and breaks.
Description
Technical Field
The application relates to the field of printing equipment, in particular to a discharging device for a rotary press.
Background
The rotary machine is also called a multi-station rotary die cutting machine, continuously rotates in a hobbing mode for die cutting, is one of devices with higher production rate in the die cutting machine, and is suitable for printed matters with large printing number and short delivery date.
The rotary machine uses roll paper, when feeding, the roll paper is fixed on the feeding roller, the axial lead of the feeding roller is not moved, and the feeding mechanism pulls the base material on the roll paper.
In view of the above-mentioned related technologies, the inventor believes that when the feeding mechanism pulls the substrate, the substrate is subjected to a large pulling force, and the substrate is easily broken.
SUMMERY OF THE UTILITY MODEL
In order to reduce the condition of substrate fracture, this application provides a blowing device for rotary machine.
The application provides a blowing device for rotary machine adopts following technical scheme:
a discharging device for a rotary machine comprises a rack, wherein a raw material roll and a pulling mechanism are arranged on the rack, and a tension roller is arranged between the pulling mechanism and the raw material roll; the elastic component is arranged on the frame, the tension roller is connected to the elastic component, and the elastic component enables the tension roller to generate displacement when the tension roller receives tension change.
Through adopting above-mentioned technical scheme, draw the material mechanism and pull the substrate on the raw materials book to adjust tension by the elastic component that is located between drawing material mechanism and the raw materials book. When pulling the material mechanism and pulling the substrate, the tension on the substrate increases in the twinkling of an eye, and the substrate is easy to be broken, and at this moment, the tension roller passes through elastic component shift position, and the length of substrate between raw materials book and the material mechanism that pulls shortens, and the tension on the substrate diminishes to play the purpose of protection substrate.
Optionally, the elastic assembly comprises a chute arranged on the frame, a fixed block is arranged in the chute, a through hole is formed in the fixed block, and a guide rod penetrates through the through hole; a pressure reducing spring is arranged in the sliding chute, the top end of the pressure reducing spring is connected to the bottom of the guide rod, and the bottom end of the pressure reducing spring is fixed to the bottom end of the sliding chute; one end of the tension roller is fixed at the top end of the guide rod.
By adopting the technical scheme, when the tension on the base material is overlarge, the base material applies pressure to the tension roller to move the guide rod, so that the length of the base material between the raw material roll and the material pulling mechanism is shortened, and the tension on the base material is reduced; when the material pulling mechanism does not pull the base material, the compressed decompression spring releases elastic potential energy, the guide rod moves, and the tension roller drives the base material to move, so that the tension on the base material is increased, and the base material is kept in a tensioned state.
Optionally, the sliding direction of the guide rod is perpendicular to a straight line connecting the material pulling mechanism and the raw material roll.
By adopting the technical scheme, when the guide rod moves, the guide rod moves the same distance to adjust the larger tension of the base material under the same condition.
Optionally, a discharging roller is arranged on the rack, and the raw material roll is sleeved on the discharging roller.
Through adopting above-mentioned technical scheme, establish the raw materials book cover on the blowing roller, make the raw materials book can follow the blowing roller and rotate to release the substrate on the raw materials book.
Optionally, the first end of the discharging roller is connected to the frame, the second end of the discharging roller is provided with an external thread, the discharging roller is further provided with a tight-supporting thread sleeve, and the tight-supporting thread sleeve is in threaded connection with the discharging roller.
Through adopting above-mentioned technical scheme, after the cover was established on the blowing roller to the raw materials book, use the butt thread bush to revolve on the blowing roller to make and support tight thread bush and support the blowing roller, thereby fix the raw materials book on the blowing roller.
Optionally, the material pulling mechanism comprises a support roll and a pressure roll located above the support roll, the pressure roll being movable towards the support roll.
Through adopting above-mentioned technical scheme, place the substrate between pressure roller and backing roll, rotate the pressure roller, the pressure roller utilizes frictional force to drive the substrate forward motion to accomplish pay-off work.
Optionally, the supporting roller and the pressure roller are both provided with rubber layers.
Through adopting above-mentioned technical scheme, the rubber layer further increases the frictional force on the substrate, the pay-off of the substrate of being convenient for.
Optionally, a feeding assembly is arranged between the tension roller and the pulling mechanism, and the feeding assembly is fixed on the rack; the feeding assembly comprises a plurality of feeding rollers which are arranged side by side.
Through adopting above-mentioned technical scheme, the pay-off subassembly supports the substrate between tension roll and the material pulling mechanism, and a plurality of feed rolls rotate simultaneously, the transport of the substrate of being convenient for.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the elastic assembly, when the tension on the base material is overlarge, the base material applies pressure to the tension roller to move the guide rod, so that the length of the base material between the raw material roll and the material pulling mechanism is shortened, and the tension on the base material is reduced; when the material pulling mechanism does not pull the base material, the compressed decompression spring releases elastic potential energy, the guide rod moves, and the tension roller drives the base material to move, so that the tension on the base material is increased, and the base material is kept in a tensioned state;
2. through the setting of feed roll, the base material between feed assembly support tension roll and the material pulling mechanism, and a plurality of feed rolls rotate simultaneously, the transport of the base material of being convenient for.
Drawings
Fig. 1 is an overall schematic view of a discharging device for a rotary machine according to an embodiment of the present application;
FIG. 2 is a schematic view of a spring assembly;
FIG. 3 is a schematic view of the installation of a roll of stock material;
fig. 4 is an enlarged view at a in the drawing.
Description of reference numerals: 1. a frame; 2. a raw material roll; 3. an elastic component; 4. a material pulling mechanism; 5. a feeding assembly; 11. a vertical plate; 12. a support leg; 21. a rotating bearing; 22. a discharge roller; 221. an external thread; 23. tightly abutting against the threaded sleeve; 31. a chute; 32. a fixed block; 321. a through hole; 33. a guide bar; 34. a relief spring; 35. a tension roller; 41. a support roller; 411. a rubber layer; 42. a pressure roller; 43. a support plate; 431. a base plate; 432. a vertical groove; 44. a transverse plate; 441. a threaded hole; 45. a bearing seat; 46. a tightening rod; 47. the spring is tightly propped; 48. a servo motor; 51. and a feeding roller.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses blowing device for rotary machine. Referring to fig. 1, the emptying device comprises a frame 1, and the frame 1 comprises a vertical plate 11 and a plurality of legs 12 fixed at the bottom of the vertical plate 11. The same lateral wall of 11 horizontal directions of riser is equipped with raw materials book 2, tension roller 35 and draws material mechanism 4, and raw materials book 2, tension roller 35 and draw material mechanism 4 to constitute triangle-shaped, and wherein, the winding has the substrate of printing usefulness on raw materials book 2, and raw materials book 2 sets up in the position that riser 11 is close to the bottom, and tension roller 35 and draw material mechanism 4 all set up in the top of raw materials book 2, and tension roller 35 and draw material mechanism 4 to be located same height. The frame 1 is also provided with an elastic component 3, and a tension roller 35 is connected to the elastic component 3. When the material pulling mechanism 4 pulls the base material on the raw material roll 2 in an intermittent manner, the tension change on the base material is transmitted to the tension roller 35 at the moment of pulling the base material, the pressure change on the tension roller 35 is transmitted to the elastic component 3, and the elastic component 3 enables the tension roller 35 to displace, so that the tension on the base material is reduced, and the base material is protected.
Referring to fig. 1 and 2, the elastic assembly 3 includes a sliding chute 31 disposed on the frame 1, the sliding chute 31 is in a long strip shape, a fixing block 32 is disposed between the top end and the bottom end of the sliding chute 31, the fixing block 32 is provided with a through hole 321, a guide rod 33 is disposed in the through hole 321 in a penetrating manner, and the guide rod 33 can slide on the fixing block 32. A decompression spring 34 is further arranged in the sliding chute 31, the top end of the decompression spring 34 is abutted against the bottom end of the guide rod 33, and the bottom end of the decompression spring 34 is welded at the bottom end of the sliding chute 31. The top end of the guide rod 33 is positioned above the fixed block 32, the tension roller 35 is perpendicular to the guide rod 33, and one end of the tension roller 35 is welded on the top end of the guide rod 33. When the material pulling mechanism 4 pulls the base material, the tension of the base material coated on the tension roller 35 is increased, the tension roller 35 receives the pressure of the base material, the tension roller 35 moves downwards, and the tension on the base material is reduced. At this time, the tension roller 35 moves the guide rod 33 downward, and the decompression spring 34 is in a compressed state. When the material pulling mechanism 4 does not pull the material, the base material is in a relaxed state, the pressure reducing spring 34 releases the elastic potential energy and makes the guide rod 33 move upwards, the guide rod 33 drives the tension roller 35 to move, the tension on the base material is increased, and the base material is in a tensioned state.
Referring to fig. 2, the chute 31 is arranged obliquely, and the guide rod 33 slides perpendicular to the line connecting the pulling mechanism 4 and the raw material roll 2, and is arranged at other angles relative to the chute 31, so that the guide rod 33 can obtain larger tension of the base material under the condition of moving the same distance.
Referring to fig. 3, a rotating bearing 21 and a discharging roller 22 are arranged on the frame 1, the discharging roller 22 is horizontally arranged, and a first end of the discharging roller 22 penetrates through the rotating bearing 21. The raw material coil 2 is sleeved on the discharging roller 22, the second end of the discharging roller 22 is provided with an external thread 221, and the discharging roller 22 is sleeved with a tightly-abutting thread sleeve 23. After the raw material coil 2 is sleeved on the discharging roller 22, the abutting threaded sleeve 23 is connected to the discharging roller 22 through threads, the abutting threaded sleeve 23 is rotated, the abutting threaded sleeve 23 abuts against the raw material coil 2, and relative sliding between the raw material coil 2 and the discharging roller 22 is reduced.
Referring to fig. 4, the draw mechanism 4 includes a backup roll 41 and a pressure roll 42 located above the backup roll 41, and the pressure roll 42 moves toward the backup roll 41 and compacts the substrate as the substrate is passed between the backup roll 41 and the pressure roll 42. Specifically, the pulling mechanism 4 further includes a pair of supporting plates 43 parallel to each other, each supporting plate 43 is vertically disposed, a bottom plate 431 connecting the supporting plates 43 and the supporting plate is disposed at the bottom of the supporting plate 43, and one of the supporting plates 43 is fixed on the vertical plate 11 through a bolt. The both ends of backing roll 41 are connected respectively on corresponding backup pad 43 through the bearing, and vertical groove 432 has all been seted up downwards at the top of each backup pad 43, all is equipped with bearing frame 45 in each vertical groove 432, and bearing frame 45 can slide from top to bottom in the vertical groove 432 that correspond, and wear to establish respectively in the bearing frame 45 that corresponds at the both ends of pressure roller 42. A servo motor 48 is coaxially connected to the pressure roller 42, and the servo motor 48 drives the pressure roller 42 to rotate.
Referring to fig. 4, a transverse plate 44 is disposed at the top end of each supporting plate 43, a threaded hole 441 is disposed on each transverse plate 44, a supporting rod 46 is connected to each threaded hole through a thread, the bottom end of the supporting rod 46 penetrates through the vertical groove 432, a supporting spring 47 is sleeved at the bottom end of the supporting rod 46, and the bottom end of the supporting spring is abutted to the top end of the corresponding bearing seat 45. After the substrate is inserted between the pressure roller 42 and the support roller 41, the tightening rod 46 is rotated, the bottom end of the tightening rod 46 moves downward, the tightening spring 47 is compressed, and the tightening spring 47 applies a downward tightening force to the corresponding bearing seat 45, so that the pressure roller 42 tightens downward against the base layer.
Referring to fig. 3, the circumferential outer surfaces of the support roller 41 and the pressure roller 42 are both provided with a rubber layer 411, the rubber layer 411 is rubber, and the rubber layer 411 covers the circumferential outer surface of the support roller 41 or the pressure roller 42.
Referring to fig. 1, a feeding assembly 5 is arranged between the tension roller 35 and the pulling mechanism 4, the feeding assembly 5 includes a plurality of feeding rollers 51, the feeding rollers 51 are arranged side by side, and the same ends of the plurality of feeding rollers 51 are all arranged on the side wall of the vertical plate 11 in a penetrating manner. The plurality of feed rollers 51 support and assist in the movement of the substrate as it is conveyed between the tension roller 35 and the puller mechanism 4.
The implementation principle of the embodiment is as follows: the raw material coil 2 is arranged on the discharging roller 22 in a penetrating way, and the raw material coil 2 is tightly propped by the propping thread sleeve 23. The substrate is drawn from the stock roll 2, against the tension roll 35 and is threaded between the pressure roll 42 and the backing roll 41. The servo motor 48 is activated to rotate the pressure roller 42 and the pressure roller 42 advances the substrate. When the material pulling mechanism 4 pulls the base material, the tension of the base material coated on the tension roller 35 is increased, the tension roller 35 receives the pressure of the base material, the tension roller 35 moves downwards, and the tension on the base material is reduced. At this time, the tension roller 35 moves the guide rod 33 downward, and the decompression spring 34 is in a compressed state. When the material pulling mechanism 4 does not pull the material, the base material is in a relaxed state, the pressure reducing spring 34 releases the elastic potential energy and makes the guide rod 33 move upwards, the guide rod 33 drives the tension roller 35 to move, the tension on the base material is increased, and the base material is in a tensioned state.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a blowing device for rotary machine which characterized in that: the device comprises a rack, wherein a raw material roll and a pulling mechanism are arranged on the rack, and a tension roller is arranged between the pulling mechanism and the raw material roll; the elastic component is arranged on the frame, the tension roller is connected to the elastic component, and the elastic component enables the tension roller to generate displacement when the tension roller receives tension change.
2. The emptying device for a wheel machine according to claim 1, characterized in that: the elastic assembly comprises a sliding chute arranged on the frame, a fixed block is arranged in the sliding chute, a through hole is formed in the fixed block, and a guide rod penetrates through the through hole; a pressure reducing spring is arranged in the sliding chute, the top end of the pressure reducing spring is connected to the bottom of the guide rod, and the bottom end of the pressure reducing spring is fixed to the bottom end of the sliding chute; one end of the tension roller is fixed at the top end of the guide rod.
3. The emptying device for a wheel machine according to claim 2, characterized in that: the sliding direction of the guide rod is perpendicular to the straight line connecting the material pulling mechanism and the raw material roll.
4. The emptying device for a wheel machine according to claim 1, characterized in that: the frame is provided with a discharging roller, and the raw material roll is sleeved on the discharging roller.
5. The emptying device for a rotary machine according to claim 4, wherein: the first end of the discharging roller is connected to the rack, the second end of the discharging roller is provided with an external thread, the discharging roller is further provided with a tight-supporting thread sleeve, and the tight-supporting thread sleeve is in threaded connection with the discharging roller.
6. The emptying device for a wheel machine according to claim 1, characterized in that: the material pulling mechanism comprises a supporting roller and a pressure roller positioned above the supporting roller, and the pressure roller can move towards the supporting roller.
7. The emptying device for a wheel machine according to claim 6, characterized in that: rubber layers are arranged on the supporting roller and the pressure roller.
8. The emptying device for a wheel machine according to claim 1, characterized in that: a feeding assembly is arranged between the tension roller and the material pulling mechanism and is fixed on the rack; the feeding assembly comprises a plurality of feeding rollers which are arranged side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022715587.8U CN213770636U (en) | 2020-11-20 | 2020-11-20 | Emptying device for rotary press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022715587.8U CN213770636U (en) | 2020-11-20 | 2020-11-20 | Emptying device for rotary press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213770636U true CN213770636U (en) | 2021-07-23 |
Family
ID=76880236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022715587.8U Active CN213770636U (en) | 2020-11-20 | 2020-11-20 | Emptying device for rotary press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213770636U (en) |
-
2020
- 2020-11-20 CN CN202022715587.8U patent/CN213770636U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 Group 15, Youyi village, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Suzhou Rongsheng Precision Technology Co.,Ltd. Address before: 215000 Group 15, Youyi village, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: Suzhou Rongguang label Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |