CN113213215A

CN113213215A - Automatic cutting device for multi-station coiled materials

Info

Publication number: CN113213215A
Application number: CN202110433115.XA
Authority: CN
Inventors: 陈红波; 杨志远; 冯真珍
Original assignee: Linhai Hongpeng Machinery Co ltd
Current assignee: Linhai Hongpeng Machinery Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-08-06

Abstract

The utility model relates to an automatic device of cutting material of multistation coiled material relates to the manufacturing field of coiled material, including the frame, be equipped with conveying platform, a plurality of stations of unreeling in the frame, unreel the station and set up along conveying platform's length direction interval, unreel the station and include driving motor, by driving motor drive pivoted first roller, first roller is located conveying platform top, and first roller is used for connecting the coiled material and orders about the coiled material rotation. The unreeling station further comprises a second roller which is rotatably connected to the rack, and the axes of the first roller and the second roller are parallel. An output shaft of the driving motor is connected with a driving chain wheel, a first chain wheel is coaxially fixed on the first roller, a second chain wheel is coaxially fixed on the second roller, and a chain is simultaneously tensioned on the driving chain wheel, the first chain wheel and the second chain wheel. The multi-station automatic coil cutting device can avoid frequent coil replacement and improve the production efficiency; the first roller and the second roller bear the weight of the coiled material together, so that the coiled material is convenient to feed; the coiled material can be reliably flattened, and the production quality of the plate is improved.

Description

Automatic cutting device for multi-station coiled materials

Technical Field

The application relates to the field of production and manufacturing of coiled materials, in particular to an automatic multi-station coiled material cutting device.

Background

In the fields of motor homes, cold chain vehicles, building materials and the like, glass fiber reinforced plastic plates, metal coiled plates or other coiled materials need cutting production, and after coiled materials are flattened into plates in the production process, a plurality of plates are overlapped and bonded according to requirements to form finished products.

The coiled material need be opened up with unreeling cutting device and is flattened, and among the relevant art, unreel cutting device can only unreel single coiled material.

Aiming at the related technologies, the inventor thinks that the finished board needs to use various coiled material raw materials, and the unreeling cutting device in the related technologies can only place a single coiled material, so that the coiled material needs to be frequently replaced during actual production, and the production efficiency is low.

Disclosure of Invention

In order to avoid frequently changing the coiled material, improve production efficiency, this application provides an automatic cutting device of multistation coiled material.

The application provides a pair of automatic cutting device of multistation coiled material adopts following technical scheme:

the utility model provides an automatic device of cutting material of multistation coiled material, includes the frame, be equipped with conveying platform, a plurality of station of unreeling in the frame, the length direction interval that unreels the station along conveying platform sets up, unreel the station and include driving motor, by driving motor drive pivoted first roller, first roller is located the conveying platform top, first roller is used for connecting the coiled material and orders about the coiled material and rotates.

Through adopting above-mentioned technical scheme, install the coiled material back on first roller, arrange the tip of coiled material in conveying platform on, unreel the driving motor operation of station through control difference, make the first roller that corresponds and unreel the station and rotate, and then drive the coiled material and rotate, the coiled material carries out the ejection of compact along with conveying platform's removal. This cutting device is through setting up a plurality of stations that unreel, and a plurality of stations that unreel share conveying platform can realize that different coiled materials are opened in real time, need not frequently to change the coiled material on the cutting device, has improved production efficiency, and the difference also can not produce the interference between the station of unreeling.

Optionally, the unreeling station further comprises a second roller rotatably connected to the rack, the axes of the first roller and the second roller are parallel, and the first roller and the second roller are used for abutting against the outer wall of the coiled material and supporting the weight of the coiled material together.

Through adopting above-mentioned technical scheme, be used for placing the coiled material of treating the decoiling on first roller, the second roller, the coiled material passes through the roll surface of outer wall bottom butt first roller, second roller jointly, and first roller, second roller bear the weight of coiled material jointly. When the first roller rotates, the web is also rotated by the friction. This arrangement facilitates the loading of the web as compared to an installation in which the first roller passes through the centre of the web.

Optionally, an output shaft of the driving motor is connected with a driving sprocket, the first roller is coaxially fixed with a first sprocket, the second roller is coaxially fixed with a second sprocket, and a chain is simultaneously tensioned on the driving sprocket, the first sprocket and the second sprocket.

By adopting the technical scheme, the driving motor drives the driving chain wheel to rotate when running, the chain transmits the rotation of the driving chain wheel to the first chain wheel and the second chain wheel and further transmits the rotation to the first roller and the second roller, so that the first roller and the second roller synchronously rotate towards the same direction. The arrangement can improve the driving effect on the rotation of the coiled material and prevent slipping.

Optionally, two ends of the second roller are respectively rotatably connected with a sliding block, the sliding block is slidably arranged on the rack, the second roller is rotatably connected with the rack through the sliding block, and the sliding direction of the sliding block is along the connecting line direction of the first roller and the second roller.

Through adopting above-mentioned technical scheme, the slider can change the interval of second roller, first roller through sliding to the coiled material of the different external diameter size of adaptation makes the coiled material place firmly on first roller, second roller. The sliding position of the sliding block can be fixed by any mode such as clamping into a limiting block, a bolt and the like.

Optionally, a first spring is arranged on the frame, a tensioning block is slidably arranged on the frame, a tensioning wheel is rotatably arranged on the tensioning block, the tensioning wheel is located on the outer side of the space surrounded by the chain, and the elastic force of the first spring acts on the tensioning wheel to enable the tensioning wheel to be tightly pressed on the chain through a wheel surface.

Through adopting above-mentioned technical scheme, the elasticity of spring one acts on the tensioning piece, makes the take-up pulley support tightly in the outside of chain, plays the effect of tensioning chain.

Optionally, a second spring is arranged between the sliding block and the frame, and the elastic force of the second spring drives the sliding block to slide towards the first roller.

Through adopting above-mentioned technical scheme, the coiled material is along with going on of cutting, and its external diameter, weight can be littleer and smaller, and under the elasticity effect of spring two, the second roller can be to first roller direction self-adaptation removal, makes the external diameter of first roller, second roller's interval still adaptation coiled material. When the core rod at the center of the coiled material is thinner or no core rod is arranged, the coiled material is used up as much as possible, and the coiled material is not easy to fall off from the first roller and the second roller.

Optionally, two guide plates are arranged on the machine frame, the guide plates are located between the first roller and the conveying platform, a guide gap for the coiled material to pass through is formed between the two guide plates, and the guide gap extends obliquely downwards along the conveying direction of the conveying platform.

Through adopting above-mentioned technical scheme, the coiled material passes the direction clearance after cutting the material, through the limiting displacement of deflector to the coiled material, can guide the coiled material to conveying platform on to make the coiled material tend to the exhibition flat.

Optionally, the top surface of the guide gap is an upwardly convex arc surface.

Through adopting above-mentioned technical scheme, when the coiled material passes through the guide clearance, because the shape of guide clearance epirelief can make the coiled material to the reverse of the elasticity direction of self crooked, after the coiled material passed through the guide clearance, the coiled material produced a small amount of reverse bending under self elasticity effect, made the coiled material exhibition flat more easily.

Optionally, the frame is equipped with the mounting groove that supplies the deflector tip installation, the cell wall top of mounting groove is equipped with the last slot that supplies the upper end of deflector to peg graft, the cell wall bottom of mounting groove is equipped with the lower slot that supplies the lower extreme of deflector to peg graft, the slot interval is provided with a plurality ofly down, the deflector can be crooked.

Through adopting above-mentioned technical scheme, the slot is inserted to the upper end of deflector, and when the lower extreme of deflector was pegged graft with different lower slots, the crooked degree of deflector can produce the change, can adjust the reverse bending amplitude when the coiled material passes through the guide clearance like this to the different elasticity performance's of adaptation coiled material makes the coiled material can reliably open up the flat after passing through the guide clearance.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the multi-station automatic coil cutting device can avoid frequent coil replacement and improve the production efficiency;

2. the first roller and the second roller bear the weight of the coiled material together, so that the coiled material is convenient to feed;

3. the coiled material can be reliably flattened, and the production quality of the plate is improved.

Drawings

Fig. 1 is a perspective view of an automatic multi-station coil cutting device according to an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment, mainly highlighting the structure of the first and second rollers supporting the web.

Fig. 3 is a partial view of the embodiment, mainly highlighting the structure of the unwinding station.

Fig. 4 is an enlarged view at a in fig. 1.

Description of reference numerals: 1. a frame; 2. a conveying platform; 3. an unwinding station; 4. a cutting device; 31. a first roller; 32. a second roller; 321. a slider; 11. a second chute; 12. a second spring; 33. a drive motor; 331. a drive sprocket; 311. a chain wheel I; 322. a second chain wheel; 34. a chain; 13. a first sliding chute; 14. a tensioning block; 141. a tension wheel; 15. a first spring; 5. a guide plate; 16. mounting grooves; 51. a guide gap; 52. ribs; 161. an upper slot; 162. and a lower slot.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses automatic cutting device of multistation coiled material. Referring to fig. 1, the automatic multi-station coiled material cutting device comprises a frame 1, wherein a conveying platform 2 and a plurality of unwinding stations 3 are arranged on the frame 1. Conveying platform 2 is the conveyer belt mechanism of motor drive operation, unreels station 3 and sets up along conveying platform 2's direction of delivery interval, and the end that lies in conveying platform 2 on the frame 1 is equipped with cutting device 4 for cut off unreel, the coiled material after the exhibition is flat, cutting device 4 is hydro-cylinder driven cutter mechanism.

Referring to fig. 2, the unwinding station 3 includes a first roller 31 and a second roller 32 which are horizontally disposed, the first roller 31 and the second roller 32 are disposed close to each other and at the same height, and axes of the first roller 31 and the second roller 32 are parallel to each other. The first roller 31 is closer to the outfeed position of the transport platform 2 than the second roller 32. The first roller 31 and the second roller 32 are used for placing coiled materials to be cut, the coiled materials are abutted against the roller surfaces of the first roller 31 and the second roller 32 through the bottom of the outer wall, and the first roller 31 and the second roller 32 bear the weight of the coiled materials together. The first roller 31 and the second roller 32 have the same outer diameter.

Referring to fig. 3 and 4, the first roller 31 is rotatably connected to the frame 1 through two ends, the second roller 32 is rotatably connected to two ends of the second roller 321, a second chute 11 for the sliding of the second slider 321 is formed in the frame 1, and the length direction of the second chute 11 is along the connection line direction of the first roller 31 and the second roller 32. The second roller 32 is in a rotating connection with the frame 1 via a slider 321, and the second roller 32 can be moved closer to or further away from the first roller 31. A second spring 12 is arranged in the second sliding chute 11, the second spring 12 is located on one side of the sliding block 321 departing from the first roller 31, two ends of the second spring 12 are respectively abutted to the sliding block 321 and the rack 1, and the sliding block 321 is driven to slide towards the first roller 31 by the elastic force of the second spring 12.

The unreeling station 3 further comprises a driving motor 33, a base of the driving motor 33 is fixed on the rack 1, an output shaft of the driving motor 33 is connected with a driving chain wheel 331, and the driving chain wheel 331 is driven by the driving motor 33 to rotate. The first sprocket 311 is coaxially fixed at the end of the first roller 31, the second sprocket 322 is coaxially fixed at the end of the second roller 32, and the chain 34 is tensioned on the driving sprocket 331, the first sprocket 311 and the second sprocket 322, wherein the chain 34 transmits the rotation of the driving sprocket 331 to the first sprocket 311 and the second sprocket 322, so that the first roller 31 and the second roller 32 synchronously rotate in the same direction.

A first sliding groove 13 is formed in the position, close to the chain 34, of the rack 1, a tensioning block 14 is arranged in the first sliding groove 13 in a sliding mode, a tensioning wheel 141 is arranged on the tensioning block 14 in a rotating mode, the tensioning wheel 141 is a chain wheel, the tensioning wheel 141 is located on the outer side of the space surrounded by the chain 34, and the tensioning wheel 141 and the chain 34 are meshed through teeth and grooves. The sliding direction of the tensioning block 14 is along the outer direction and the inner direction of the space surrounded by the chain 34, a first spring 15 is further arranged in the sliding groove 13, the first spring 15 is located on one side, away from the chain 34, of the tensioning block 14, two ends of the first spring 15 are respectively abutted to the tensioning block 14 and the rack 1, the elastic force of the first spring 15 acts on the tensioning block 14, and the tensioning wheel 141 is tightly pressed on the chain 34 through the gear teeth.

Referring to fig. 2 and 3, the unwinding position of the web is located between the first roller 31 and the second roller 32. Each unwinding station 3 is further provided with two guide plates 5, and the two guide plates 5 are located between the first roller 31 and the conveying platform 2. The deflector 5 is the strip shaped plate, and the length direction of deflector 5 is followed conveying platform 2's width direction, and frame 1 is equipped with the mounting groove 16 that supplies 5 tip installations of deflector. A guide gap 51 through which the coil material passes is formed between the two guide plates 5, and both the guide plates 5 extend obliquely downward in the conveying direction of the conveying platform 2, and the guide gap 51 also extends obliquely downward.

The surfaces of the two guide plates 5 are convex and arc-shaped, so that the top surface of the guide gap 51 is a convex arc surface. When the coiled material passes through the guide gap 51, the coiled material is bent in the reverse direction of the elastic force of the coiled material, and after the coiled material passes through the guide gap 51, a small amount of reverse bending is generated under the action of the elastic force of the coiled material, so that the coiled material is more easily flattened. The guide plate 5 is made of plastic, has elasticity, and can be bent by force. A plurality of rigid ribs 52 are arranged in the guide plate 5 in a penetrating manner, the length direction of the ribs 52 is along the length direction of the guide plate 5, and the ribs 52 are used for enhancing the rigidity of the guide plate 5 in the length direction, so that the guide plate 5 is not easy to bend in the length direction and the guide plate 5 is not easy to obstruct the bending in the width direction.

Referring to fig. 2 and 4, an upper slot 161 for inserting the upper end of the guide plate 5 is disposed at the top of the slot wall of the mounting slot 16, and a lower slot 162 for inserting the lower end of the guide plate 5 is disposed at the bottom of the slot wall of the mounting slot 16, wherein only two upper slots 161 are provided, at least three lower slots 162 are disposed at intervals, and the distance between two upper slots 161 is the same as the distance between adjacent lower slots 162. When the lower end of the guide plate 5 is inserted into different lower slots 162, the bending degree of the guide plate 5 changes, so that the reverse bending amplitude of the coiled material passing through the guide gap 51 can be adjusted to adapt to the coiled materials with different elastic properties, and the coiled material can be reliably flattened after passing through the guide gap 51.

The implementation principle of the automatic cutting device for the multi-station coiled materials in the embodiment of the application is as follows: the coiled materials are placed on the first roller 31 and the second roller 32 in a lifting mode, and the plurality of unreeling stations 3 can be used for placing various different coiled materials. The upper guide plate 5 is pulled out in advance, and the end of the coil is pulled out from between the first roller 31 and the second roller 32, placed on the lower guide plate 5, and then inserted back into the upper guide plate 5 so that the coil is positioned between the two guide plates 5.

When the coiled material is unreeled and cut, the first roller 31 and the second roller 32 corresponding to the unreeling stations 3 are rotated by controlling the operation of the driving motors 33 of the different unreeling stations 3, and the coiled material is also rotated under the action of friction force. By controlling the rotation direction of the driving motor 33, the operation of cutting the coiled material to the conveying platform 2 and winding the coiled material back can be realized. When the coiled material is cut to pass through the guide gap 51, the coiled material is reliably flattened by the guide plate 5, and the coiled material is discharged along with the movement of the conveying platform 2. After the coil material which is cut out passes through the tail end of the conveying platform 2, personnel cut the coil material which is cut out through the cutting device 4 according to the length requirement of the coil material, and the cutting of the coil material is completed.

The outer diameter and the weight of the coiled material are smaller and smaller along with the cutting, and the second roller 32 can move towards the first roller 31 in a self-adaptive mode under the elastic force of the second spring 12, so that the distance between the first roller 31 and the second roller 32 is still matched with the outer diameter of the coiled material. This arrangement facilitates the use of the coil as much as possible when the core rod at the center of the coil is thin or coreless, and the coil is less likely to fall off between the first roller 31 and the second roller 32. After the second roller 32 moves in the direction of the first roller 31, the chain 34 is kept in a tensioned state by the action of the tensioning wheel 141, and the drive motor 33, the first roller 31, and the second roller 32 can be reliably driven.

To sum up, this cutting device is through setting up a plurality of stations 3 that unreel, and a plurality of stations 3 that unreel share conveying platform 2 can realize that different coiled materials are opened in real time, need not frequent change coiled material on the cutting device, has improved production efficiency, and different stations 3 that unreel can not produce the interference.

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

1. The utility model provides an automatic device of opening of multistation coiled material which characterized in that: including frame (1), be equipped with conveying platform (2), a plurality of station (3) unreel on frame (1), unreel station (3) and set up along the length direction interval of conveying platform (2), unreel station (3) including driving motor (33), by driving motor (33) drive pivoted first roller (31), first roller (31) are located conveying platform (2) top, first roller (31) are used for connecting the coiled material and order about the coiled material rotation.

2. The automatic multi-station coil cutting device according to claim 1, characterized in that: unreel station (3) and still including rotating second roller (32) of connecting in frame (1), the axis of first roller (31), second roller (32) is parallel, first roller (31), second roller (32) are used for the outer wall of butt coiled material and bear the weight of coiled material jointly.

3. The automatic multi-station coil cutting device according to claim 2, characterized in that: an output shaft of the driving motor (33) is connected with a driving chain wheel (331), the first roller (31) is coaxially fixed with a first chain wheel (311), the second roller (32) is coaxially fixed with a second chain wheel (322), and a chain (34) is simultaneously tensioned on the driving chain wheel (331), the first chain wheel (311) and the second chain wheel (322).

4. The automatic multi-station coil cutting device according to claim 3, characterized in that: the two ends of the second roller (32) are respectively connected with a sliding block (321) in a rotating mode, the sliding blocks (321) are arranged on the rack (1) in a sliding mode, the second roller (32) is connected with the rack (1) in a rotating mode through the sliding blocks (321), and the sliding direction of the sliding blocks (321) is along the connecting line direction of the first roller (31) and the second roller (32).

5. The automatic multi-station coil cutting device according to claim 4, characterized in that: the chain tensioning device is characterized in that a first spring (15) is arranged on the rack (1), a tensioning block (14) is arranged in a sliding mode, a tensioning wheel (141) is arranged on the tensioning block (14) in a rotating mode, the tensioning wheel (141) is located on the outer side of a space surrounded by the chain (34), and the elastic force of the first spring (15) acts on the tensioning wheel (141), so that the tensioning wheel (141) is pressed on the chain (34) through a wheel surface.

6. The automatic multi-station coil cutting device according to claim 4, characterized in that: a second spring (12) is arranged between the sliding block (321) and the rack (1), and the elastic force of the second spring (12) drives the sliding block (321) to slide towards the direction of the first roller (31).

7. The automatic multi-station coil cutting device according to claim 1, characterized in that: the coil conveying device is characterized in that two guide plates (5) are arranged on the rack (1), the guide plates (5) are located between the first roller (31) and the conveying platform (2), a guide gap (51) for a coil to pass through is formed between the two guide plates (5), and the guide gap (51) extends downwards in an inclined mode along the conveying direction of the conveying platform (2).

8. The automatic multi-station coil cutting device according to claim 7, characterized in that: the top surface of the guide gap (51) is an arc surface which is convex upwards.

9. The automatic multi-station coil cutting device according to claim 8, characterized in that: frame (1) is equipped with mounting groove (16) that supply deflector (5) tip installation, the cell wall top of mounting groove (16) is equipped with last slot (161) that the upper end of supplying deflector (5) was pegged graft, the cell wall bottom of mounting groove (16) is equipped with lower slot (162) that the lower extreme of supplying deflector (5) was pegged graft, slot (162) interval is provided with a plurality ofly down, deflector (5) can be crooked.