CN219820815U - Low-damage paper tube inner diameter expanding device - Google Patents
Low-damage paper tube inner diameter expanding device Download PDFInfo
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- CN219820815U CN219820815U CN202321363771.8U CN202321363771U CN219820815U CN 219820815 U CN219820815 U CN 219820815U CN 202321363771 U CN202321363771 U CN 202321363771U CN 219820815 U CN219820815 U CN 219820815U
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- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 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
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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Abstract
The utility model discloses a low-damage paper tube inner diameter expansion device, which comprises a base, wherein four upright posts are fixed at four corners of the top surface of the base, a top plate is fixed at the top end of each upright post, a first cylinder is fixed at the center of the bottom surface of the top plate, a piston rod of the first cylinder is fixedly connected with a first connecting plate which is arranged on each upright post and can slide up and down, and a downward expansion die head is fixed at the center of the bottom surface of the first connecting plate; the middle part of the upright post is fixed with a placing plate, the center of the placing plate is provided with a placing round groove, the center of the placing round groove is provided with a through hole with the diameter matched with the expansion die head, the center of the top surface of the base is provided with a second air cylinder, a piston rod of the second air cylinder is fixedly connected with a second connecting plate which is arranged on the upright post and can slide up and down, and an expansion positioning mechanism is fixed on the second connecting plate. The beneficial effects are that: before the expansion die head expands the paper tube, the paper tube is positioned, and the diameter of the paper tube is close to the outer diameter of the expansion die head, so that the pressure loss on the paper tube is small; the equipment has simple integral structure and high processing precision, is convenient for manufacturers to install and use rapidly, and is suitable for popularization.
Description
Technical Field
The utility model belongs to the technical field of paper tubes, and particularly relates to a low-damage paper tube inner diameter expansion device.
Background
Paper tubes are widely used in life, and manufacturers often recycle the paper tubes as many times as possible in order to save cost.
The paper tube can produce certain internal diameter shrink and appearance deformation after using, when recycling the paper tube, need to expand the footpath and just shape through internal diameter expansion equipment to satisfy the reuse requirement of paper tube, present internal diameter expansion equipment drives expansion die head direct insertion paper intraductal through external drive and expands just shape, carries out punching press expansion to it before the paper tube is preliminary just shape, can cause great pressure loss to the paper tube.
Disclosure of Invention
The utility model aims to provide a low-damage paper tube inner diameter expanding device so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low damage paper tube internal diameter expansion device, includes the base, base top surface four corners is fixed with four stands, the stand top is fixed with the roof, roof bottom surface center is fixed with first cylinder, first cylinder piston rod fixed connection dress can the first connecting plate of upper and lower slip on the stand, first connecting plate bottom surface center is fixed with the expansion die head that faces down; the middle part of the stand is fixed with a placing plate, the center of the placing plate is provided with a placing round groove, the center of the placing round groove is provided with a through hole with the diameter matched with the expansion die head, the center of the top surface of the base is provided with a second cylinder, a piston rod of the second cylinder is fixedly connected with a second connecting plate which is arranged on the stand and can slide up and down, and an expansion positioning mechanism is fixed on the second connecting plate.
Preferably, the bottom end of the expansion die head is provided with a transition structure with gradually reduced diameter.
Preferably, the expansion die head, the placement circular groove, the through hole and the expansion positioning mechanism are arranged on the same axis.
Preferably, the surface of the upright post is smooth, and the first connecting plate and the second connecting plate are respectively connected with the upright post in a sliding way through linear bearings.
Preferably, reinforcing ribs are welded between the upright posts and the base, between the upright posts and the top plate, and between the upright posts and the placing plate.
Preferably, the expansion positioning mechanism comprises a square column, the bottom end of the square column is arranged on the second connecting plate through a flange, a circular plate is arranged at the top end of the square column, a plurality of sliding grooves are formed in the circular plate around the circle center in an equally dividing manner, sliding blocks are arranged on the sliding grooves, positioning rods are welded at the top ends of the sliding blocks, hinge bases are arranged at the bottom ends of the sliding blocks and are hinged with supporting rods, sliding sleeves capable of sliding up and down are sleeved outside the square column, the outer walls of the sliding sleeves are of polyhedron structures corresponding to the sliding grooves one by one and are hinged with the other ends of the supporting rods through the hinge bases, connecting blocks are symmetrically arranged at two sides of the bottom ends of the sliding sleeves and are connected with synchronous cylinder piston rod ends fixed on the second connecting plate.
Preferably, the section of the sliding block is of an I-shaped structure.
Compared with the prior art, the utility model has the beneficial effects that:
1. before the expansion die head expands the paper tube, the paper tube is positioned, and the diameter of the paper tube is close to the outer diameter of the expansion die head, so that the pressure loss on the paper tube is small.
2. The equipment has simple integral structure and high processing precision, is convenient for manufacturers to install and use rapidly, and is suitable for popularization.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic view of the structure of the expansion positioning mechanism of the present utility model;
FIG. 3 is a schematic top view of the circular plate, chute, slider and positioning rod of the present utility model;
FIG. 4 is a schematic view of a disk and slider part sectional structure of the present utility model;
fig. 5 is a schematic top view of the square column, the sliding sleeve and the connecting block of the utility model.
In the figure: 1. a base; 2. a column; 3. a top plate; 4. a first cylinder; 5. a first connection plate; 6. expanding the die head; 7. placing a plate; 8. placing a round groove; 9. a through hole; 10. a second cylinder; 11. a second connecting plate; 12. an expansion positioning mechanism; 13. a linear bearing; 14. reinforcing ribs; 15. square columns; 16. a circular plate; 17. a chute; 18. a slide block; 19. a positioning rod; 20. a support rod; 21. a sliding sleeve; 22. a connecting block; 23. and synchronizing the cylinders.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1: referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a low damage paper tube internal diameter expansion device, includes base 1, base 1 top surface four corners is fixed with four stand 2, stand 2 top is fixed with roof 3, roof 3 bottom surface center is fixed with first cylinder 4, first cylinder 4 piston rod fixed connection dress is in the first connecting plate 5 that can slide from top to bottom on stand 2, first connecting plate 5 bottom surface center is fixed with expansion die head 6 down; the middle part of the upright post 2 is fixedly provided with a placing plate 7, the center of the placing plate 7 is provided with a placing round groove 8, the center of the placing round groove 8 is provided with a through hole 9 with the diameter matched with the expansion die head 6, the center of the top surface of the base 1 is provided with a second air cylinder 10, a piston rod of the second air cylinder 10 is fixedly connected with a second connecting plate 11 which is arranged on the upright post 2 and can slide up and down, and an expansion positioning mechanism 12 is fixed on the second connecting plate 11. Before use, the sliding blocks 18 on the expansion positioning mechanism 12 are all positioned near the center of the circular plate 16, the second connecting plate 11 is driven by the second cylinder 10, the expansion positioning mechanism 12 is lifted, the expansion positioning mechanism 12 enters the placement circular groove 8 and the through hole 9, when the inner diameter of the paper tube is expanded, the paper tube to be expanded is vertically placed on the placement circular groove 8 of the placement plate 7, the expansion positioning mechanism 12 is used for expanding and shaping the paper tube, when the paper tube is expanded to be close to the diameter to be expanded, the paper tube is stopped, the paper tube is shaped and positioned, after the completion, the second cylinder 10 drives the expansion positioning mechanism 12 to descend, then the first cylinder 4 drives the first connecting plate 5 to descend, drives the expansion die head 6 to descend, finally expands and shapes the centered and primarily shaped paper tube, and the first cylinder 4 drives the expansion die head 6 to reset after the completion, and the paper tube is taken down; the equipment has the advantages of simple integral structure and high processing precision, is convenient for manufacturers to install and use rapidly, and is suitable for popularization.
Specifically, the bottom end of the expansion die head 6 is provided with a transition structure with gradually reduced diameter; in the present embodiment, the pressure loss when the expansion die 6 enters the paper tube is further reduced.
Specifically, the expansion die head 6, the placement circular groove 8, the through hole 9 and the expansion positioning mechanism 12 are arranged coaxially; in this embodiment, the head end of the paper tube can be penetrated out from the through hole 9 after the paper tube is punched and expanded by the expansion die head 6, and the expansion positioning mechanism 12 can make the paper tube and the expansion die head 6 coaxial after the paper tube is expanded and positioned, so that the paper tube is centered and positioned before the paper tube is punched and expanded by the expansion die head 6.
Specifically, the surface of the upright post 2 is smooth, and the first connecting plate 5 and the second connecting plate 11 are respectively connected with the upright post 2 in a sliding manner through a linear bearing 13; in this embodiment, the vertical column 2 thus positions the first connection plate 5 and the second connection plate 11 while also reducing wear by the linear bearings 13.
Specifically, reinforcing ribs 14 are welded between the upright posts 2 and the base 1, between the top plate 3 and between the upright posts and the placing plate 7; in this embodiment, the stability of the connection of the upright 2 with the base 1, the top plate 3 and the placement plate 7 is enhanced.
Specifically, the expansion positioning mechanism 12 includes a square column 15, the bottom end of the square column 15 is mounted on the second connecting plate 11 through a flange, a circular plate 16 is arranged at the top end of the square column 15, a plurality of sliding grooves 17 are equally arranged around the circle center on the circular plate 16, sliding blocks 18 are respectively mounted on the sliding grooves 17, a positioning rod 19 is welded at the top end of the sliding blocks 18, hinging seats are respectively arranged at the bottom ends of the sliding blocks 18, supporting rods 20 are hinged, sliding sleeves 21 capable of sliding up and down are sleeved outside the square column 15, the outer walls of the sliding sleeves 21 are of polyhedron structures in one-to-one correspondence with the sliding grooves 17, the other ends of the supporting rods 20 are hinged through hinging seats, connecting blocks 22 are symmetrically arranged at two sides of the bottom ends of the sliding sleeves 21, and the connecting blocks 22 are respectively connected with piston rod ends of synchronous cylinders 23 fixed on the second connecting plate 11; in this embodiment, the connecting block 22 is driven to rise by the synchronous cylinder 23, so as to drive the sliding sleeve 21 to slide on the square column 15, synchronously drive the sliding blocks 18 to slide outwards by the supporting rod 20, synchronously drive the positioning rods 19 to slide outwards, stop when the paper tube expands to be close to the diameter to be expanded, shape and position the paper tube, then the synchronous cylinder 23 drives the positioning rods 19 to shrink and reset, and the second cylinder 10 drives the expansion positioning mechanism 12 to descend so that the positioning rods 19 are separated from the through holes 9.
Specifically, the section of the sliding block 18 is in an i-shaped structure; in this embodiment, the slide 18 is made slidable only along the slide groove 17.
In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.
Working principle: before use, the sliding blocks 18 on the expansion positioning mechanism 12 are all positioned near the center of the circular plate 16, the second connecting plate 11 and the expansion positioning mechanism 12 are driven to ascend by the second cylinder 10, so that the positioning rod 19 enters the circular groove 8 and the through hole 9, and the positioning rod 19 is higher than the paper tube to be expanded; when the inner diameter of a paper tube is expanded, the paper tube to be expanded is vertically placed on a placement circular groove 8 of a placement plate 7, a connecting block 22 is driven to ascend through a synchronous cylinder 23, a sliding sleeve 21 is driven to slide on a square column 15, a plurality of sliding blocks 18 are synchronously driven to slide outwards through a supporting rod 20, a plurality of positioning rods 19 are synchronously driven to slide outwards, when the paper tube is expanded to be close to the diameter to be expanded, stopping the paper tube, shaping and positioning the paper tube, then the synchronous cylinder 23 drives the positioning rods 19 to shrink and reset, a second cylinder 10 drives an expansion positioning mechanism 12 to descend so that the positioning rods 19 are separated from a through hole 9, then a first cylinder 4 drives a first connecting plate 5 to descend, and drives an expansion die head 6 to descend to finally expand and shape the centered and primarily shaped paper tube, and the diameter of the paper tube is close to the outer diameter of the expansion die head 6 before the expansion die head 6 is washed, so that the pressure loss on the paper tube is small, and after the first cylinder 4 drives the expansion die head 6 to reset, and the paper tube is removed; the equipment has the advantages of simple integral structure and high processing precision, is convenient for manufacturers to install and use rapidly, and is suitable for popularization.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a low damage paper tube internal diameter expansion device, its characterized in that includes base (1), base (1) top surface four corners is fixed with four stand (2), stand (2) top is fixed with roof (3), roof (3) bottom surface center is fixed with first cylinder (4), first cylinder (4) piston rod fixed connection dress is in first connecting plate (5) that can slide from top to bottom on stand (2), first connecting plate (5) bottom surface center is fixed with expansion die head (6) down; the utility model discloses a stand, including stand (2), stand (2) middle part is fixed with places board (7), place board (7) center is equipped with places circular slot (8), place circular slot (8) center be equipped with the diameter with through-hole (9) of expansion die head (6) adaptation, base (1) top surface center is equipped with second cylinder (10), second cylinder (10) piston rod fixed connection dress is in can upper and lower gliding second connecting plate (11) on stand (2), be fixed with expansion positioning mechanism (12) on second connecting plate (11).
2. The low-damage paper tube inner diameter expanding device according to claim 1, wherein the bottom end of the expanding die head (6) is provided with a transition structure with gradually reduced diameter.
3. The low-damage paper tube inner diameter expanding device according to claim 1, wherein the expanding die head (6), the placing round groove (8), the through hole (9) and the expanding positioning mechanism (12) are arranged coaxially.
4. The low-damage paper tube inner diameter expanding device according to claim 1, wherein the surface of the upright post (2) is smooth, and the first connecting plate (5) and the second connecting plate (11) are respectively connected with the upright post (2) in a sliding manner through linear bearings (13).
5. The low-damage paper tube inner diameter expanding device according to claim 1, wherein reinforcing ribs (14) are welded between the upright post (2) and the base (1), between the top plate (3) and between the top plate and the placing plate (7).
6. The low-damage paper tube inner diameter expanding device according to claim 1, wherein the expanding positioning mechanism (12) comprises a square column (15), the bottom end of the square column (15) is arranged on the second connecting plate (11) through a flange, a circular plate (16) is arranged at the top end of the square column (15), a plurality of sliding grooves (17) are evenly arranged on the circular plate (16) around the circle center, sliding blocks (18) are arranged on the sliding grooves (17), positioning rods (19) are welded at the top ends of the sliding blocks (18), hinging seats are arranged at the bottom ends of the sliding blocks (18) and hinged with supporting rods (20), sliding sleeves (21) which can vertically slide are sleeved outside the square column (15), the outer walls of the sliding sleeves (21) are of polyhedron structures corresponding to the sliding grooves (17) one by one, the other ends of the supporting rods (20) are hinged through hinging seats, connecting blocks (22) are symmetrically arranged at the two sides of the bottom ends of the sliding sleeves (21), and the connecting blocks (22) are connected with pistons of synchronous cylinders (23) fixed on the second connecting plates (11).
7. A low-damage paper tube inside diameter expansion device according to claim 6, characterized in that the slider (18) has an i-shaped cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321363771.8U CN219820815U (en) | 2023-05-31 | 2023-05-31 | Low-damage paper tube inner diameter expanding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321363771.8U CN219820815U (en) | 2023-05-31 | 2023-05-31 | Low-damage paper tube inner diameter expanding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219820815U true CN219820815U (en) | 2023-10-13 |
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ID=88280003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321363771.8U Active CN219820815U (en) | 2023-05-31 | 2023-05-31 | Low-damage paper tube inner diameter expanding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219820815U (en) |
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2023
- 2023-05-31 CN CN202321363771.8U patent/CN219820815U/en active Active
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