CN212096652U - Continuous feeding PP (prepreg) cutting machine - Google Patents
Continuous feeding PP (prepreg) cutting machine Download PDFInfo
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- CN212096652U CN212096652U CN201922114529.7U CN201922114529U CN212096652U CN 212096652 U CN212096652 U CN 212096652U CN 201922114529 U CN201922114529 U CN 201922114529U CN 212096652 U CN212096652 U CN 212096652U
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- slitting
- preheating
- prepreg
- buffer
- cutting device
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Abstract
The utility model relates to the field of PP cutting, and discloses a continuous feeding PP (prepreg) cutting machine, which comprises a frame and a cutting device arranged on the frame; the cutting device comprises a slitting cutting device, a transverse cutting device, a plurality of traction rollers and a buffer device; one end of the rack is provided with a bracket for placing the feeding roller, and the transverse cutting device is arranged at the other end of the rack; the slitting and cutting device is arranged between the feeding roller and the transverse cutting device; the plurality of traction rollers are arranged between the slitting and cutting device and the transverse cutting device; the buffer device is arranged among the plurality of traction rollers; the slitting and cutting device comprises a slitting preheating rod, a slitting roller and a slitting preheating and cutting device; the transverse cutting device comprises a transverse cutting preheating device and a transverse cutting knife; the transverse cutting preheating device is arranged on one side of the transverse cutter close to the slitting cutting device; the buffer device comprises two buffer frames and buffer rollers; the buffer roller is arranged between the two buffer frames; the buffer device also comprises a driving device for driving the buffer frame to lift.
Description
Technical Field
The utility model relates to a PP (prepreg) cutting equipment, in particular to continuous feed PP (prepreg) guillootine.
Background
When the PP (prepreg) material is used, a whole roll of PP (prepreg) needs to be cut into a sheet material by a cutting machine, and the PP (prepreg) is mostly conveyed by the conventional PP (prepreg) cutting machine through the rotation of a front-end traction wheel; when the cutting device of guillootine adopted the mode of cutting of scissors formula from top to bottom, need temporarily stop the rotation of carry over pinch rolls for the PP (prepreg) of cutting the position is in quiescent condition, thereby makes PP (prepreg) roll up raw materials and carry over pinch rolls and often opens and stop, can shorten carry over pinch rolls and PP (prepreg) roll up the operation burden of raw materials drive roller.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a continuous feeding PP (prepreg) guillootine, when cutting, can the PP (prepreg) that the book of PP was emitted expect to save in buffer to guarantee to cut PP (prepreg) material tension of position unchangeable, reduce the action that the carry over pinch rolls shut down, make PP (prepreg) book keep continuous blowing, improve the cutting accuracy.
The utility model provides a technical scheme that its technical problem adopted is: a continuous feeding PP (prepreg) cutting machine comprises a rack and a cutting device arranged on the rack, wherein the rack comprises two parallel mounting plates and a connecting column arranged between the two mounting plates; the cutting device comprises a slitting cutting device, a transverse cutting device and a plurality of traction rollers; the device also comprises a buffer device for maintaining the tension of the PP (prepreg) roll; a bracket for placing a feeding roller is arranged at one end of the rack, and the transverse cutting device is arranged at the other end of the rack; the slitting and cutting device is arranged between the feeding roller and the transverse cutting device; the plurality of traction rollers are arranged between the slitting and cutting device and the transverse cutting device; the buffer device is arranged among the plurality of traction rollers; the slitting and cutting device is used for cutting PP (prepreg) rolls into a plurality of strips, and comprises a slitting preheating rod and a slitting roller which are arranged between two mounting plates, and also comprises a slitting preheating and cutting device arranged on the slitting preheating rod; the transverse cutting device comprises a transverse cutting preheating device and a transverse cutting knife; the transverse cutting preheating device is provided with one side of the transverse cutter close to the slitting and cutting device; the buffer device comprises two buffer frames and buffer rollers; the buffer roller is arranged between the two buffer frames; the buffer device also comprises a driving device for driving the buffer frame to lift.
The strip cutting device is used for cutting a PP (prepreg) raw material roll into a plurality of PP (prepreg) strips with smaller width, and the transverse cutting device is used for cutting the PP (prepreg) strips into a plate-shaped PP (prepreg) material; the hot air device and the transverse cutting preheating device preheat and soften the PP (prepreg) material, and dust generated when the PP (prepreg) material is cut in strips is reduced.
The buffer transposition is used for ensuring that the tension of PP (prepreg) is consistent when cutting is carried out, preventing the PP (prepreg) from being damaged due to excessive coiling and discharging materials or insufficient discharging materials of the PP (prepreg), and improving the cutting precision.
Further, the method comprises the following steps: the slitting preheating and cutting device comprises a hot air device and a slitting cutter.
Further, the method comprises the following steps: a precise air blowing port is arranged below the hot air device; the precise air blowing port is opposite to a PP (prepreg) material below the hot air device; the shell of the hot air device is made of a metal material for preventing dry burning. The precision mouth of blowing can be concentrated the hot-blast position of waiting to cut of blowing to PP (prepreg) material, reduces PP (prepreg) material heated area, avoids PP (prepreg) material to soften the back deformation by a large scale, influences the quality of cutting.
Further, the method comprises the following steps: the slitting roller is arranged on one side of the slitting preheating rod close to the transverse slitting device; the slitting roller is provided with a plurality of slitting cushion blocks corresponding to the slitting cutters.
Further, the method comprises the following steps: the slitting cutter is tightly attached to the slitting cushion block.
Further, the method comprises the following steps: the transverse cutting preheating device comprises preheating supports arranged on the two mounting plates, and a preheating knife and an upper pressing plate which are arranged on the preheating supports; the upper pressing plate and the preheating knife are both arranged on the preheating support through a sliding block; the upper pressure plate is arranged right above the preheating knife. When crosscut preheats, the cylinder drive top board pushes down, and the sword that preheats rises simultaneously for the sword that preheats presses PP (prepreg) strip to the bottom board on, heats softening this position, the slider can improve the top board and preheat sword lift stability.
Further, the method comprises the following steps: the preheating support is also provided with an upper pressure lifting cylinder for driving the upper pressure plate to lift and a preheating lifting cylinder for driving the preheating knife to lift.
Further, the method comprises the following steps: and a buffer is arranged on one side of the upper pressure plate close to the preheating knife. The buffer is arranged between the upper pressing plate and the preheating knife, PP (prepreg) strips are placed and cut off by the preheating knife, and the buffer has the functions of buffering and heat gathering.
Further, the method comprises the following steps: a linear bearing is arranged on one side of the buffer frame, which is far away from the buffer roller; the buffer device also comprises a lifting rod arranged on the mounting plate; the lifting rod penetrates through the linear bearing; the lifting rod is installed on the installation plate through the installation seat. When cutting, the buffer roller is driven to lift through the buffer frame, the tension of PP (prepreg) is adjusted, and the lifting rod penetrates through the linear bearing, so that the lifting stability of the buffer frame can be improved.
Drawings
FIG. 1 is a schematic view of a continuous feed PP (prepreg) guillotine;
FIG. 2 is a schematic structural view of a cross-cutting preheating device;
FIG. 3 is a schematic view of a slitting preheating and cutting device;
fig. 4 is a schematic structural diagram of the buffering device.
Labeled as: 100. mounting a plate; 101. connecting columns; 110. a slitting roller; 111. cutting the cushion blocks; 120. a traction roller; 130. a transverse cutting preheating device; 131. an upper pressure plate; 132. a buffer; 133. a slider; 134. an upward pressure lifting cylinder; 135. preheating a cutter; 136. preheating a lifting cylinder; 137. preheating the support; 140. a transverse cutter; 150. a slitting preheating rod; 160. a slitting preheating and cutting device; 161. a hot air device; 162. a precise air blowing port; 163. a slitting cutter; 170. a buffer device; 171. a buffer roller; 172. a buffer frame; 173. a linear bearing; 174. a lifting rod; 175. and (7) mounting a seat.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 to 4, a continuous feeding PP (prepreg) cutting machine comprises a frame and a cutting device arranged on the frame, wherein the frame comprises two parallel mounting plates 100 and a connecting column 101 arranged between the two mounting plates 100; the cutting device comprises a slitting cutting device, a transverse cutting device and a plurality of traction rollers 120; a buffer device 170 for maintaining the tension of the PP (prepreg) roll; a bracket for placing a feeding roller is arranged at one end of the rack, and the transverse cutting device is arranged at the other end of the rack; the slitting and cutting device is arranged between the feeding roller and the transverse cutting device; the plurality of traction rollers 120 are arranged between the slitting and cutting device and the transverse cutting device; the buffer device is arranged among the plurality of drawing rollers 120; the slitting and cutting device is used for cutting PP (prepreg) rolls into a plurality of strips, and comprises a slitting preheating rod 150 and a slitting roller 110 which are arranged between two mounting plates 100, and also comprises a slitting preheating and cutting device 160 arranged on the slitting preheating rod 150; the transverse cutting device comprises a transverse cutting preheating device 130 and a transverse cutting knife 140; the transverse cutting preheating device 130 is provided with a transverse cutter 140 close to one side of the slitting and cutting device; the buffer device 170 includes two buffer frames 172 and a buffer roller 171; the buffer roller 171 is disposed between the two buffer frames 172; the buffer device 170 further includes a driving device for driving the buffer frame 172 to move up and down. The driving device is used for driving the buffer frame 172 to ascend and descend, a linear driving mechanism with high precision and convenient control needs to be adopted, a servo motor can be selected to be matched with a screw rod or a linear motor, and the linear motor is selected as the ascending and descending driving device of the buffer frame 172 in the embodiment. In order to increase the friction between the pulling roll 120 and the PP (prepreg) material, patterns may be engraved on the surface of the pulling roll 120.
The strip cutting device is used for cutting a PP (prepreg) raw material roll into a plurality of PP (prepreg) strips with smaller width, and the transverse cutting device is used for cutting the PP (prepreg) strips into sheet PP (prepreg) materials; the hot air device 161 blows hot air to the PP (prepreg) material to soften the PP (prepreg) material and reduce dust generated during slitting of the PP (prepreg) material.
In actual production, the traction roller 110 pulls the PP (prepreg) material to advance, the part of the PP (prepreg) material below the hot air device 161 after passing through the slitting and cutting device is softened by hot air, the softened part is cut after passing through the slitting cutter 163, and the PP (prepreg) roll is cut into a plurality of PP (prepreg) strips; when the PP (prepreg) strip passes through the crosscut preheating device 130, the preheating knife 135 presses the PP (prepreg) strip onto the upper press plate 131, preheating and softening are carried out on the position, when the position on the PP (prepreg) strip passes through the crosscut device 140, the crosscut device 140 cuts the position, and the PP (prepreg) strip is cut into sheets; the transverse cutting preheating device 130 and the transverse cutting knife 140 are opened and closed synchronously, so that the preheating position and the cutting position are consistent, and the cutting quality is improved. When the cross cutter 140 cuts, the traction roller 110 continues to rotate, the buffer device works, the buffer frame automatically goes up and down according to the tension, the tension of the PP (prepreg) material is kept consistent, the starting and stopping actions of the traction roller 110 are reduced, the service life is prolonged, and meanwhile the cutting quality of a PP (prepreg) roll can be guaranteed.
On the basis of the above, as shown in fig. 3, the slitting preheating and cutting device 160 includes a hot air device 161 and a slitting cutter 163.
In addition, as shown in fig. 3, a precise air outlet 162 is arranged below the hot air device 161; the precision air blowing port 162 faces a PP (prepreg) material below the hot air device 161; the shell of the hot air device 161 is made of a metal material for preventing dry burning. The precision air blowing port 162 is in a thin strip shape, and blows hot air to the position of a PP (prepreg) roll to be cut in a strip-dividing manner in a concentrated manner, so that the hot air softening efficiency is improved.
On the basis, as shown in fig. 1, the slitting roller 110 is arranged on one side of the slitting preheating rod 150 close to the transverse cutting device; the slitting roller 110 is provided with a plurality of slitting cushion blocks 111 corresponding to the slitting cutters 163.
On the basis of the above, as shown in fig. 1, the slitting knife 163 is closely attached to the slitting pad 111.
On the basis, as shown in fig. 2, the transverse cutting preheating device 130 comprises preheating brackets 137 arranged on the two mounting plates 100, and a preheating knife 135 and an upper pressing plate 131 arranged on the preheating brackets 137; the upper pressure plate 131 and the preheating knife 135 are both mounted on a preheating bracket 137 through a sliding block 133; the upper platen 131 is disposed right above the preheating knife 135. When crosscut preheats, the cylinder drives upper plate 131 to push down, and preheating sword 135 rises simultaneously for preheating sword 135 presses PP (prepreg) strip to lower plate 131 on, heats softening to this position, slider 133 can improve upper plate 131 and preheating sword 135 lift stability.
In addition, as shown in fig. 2, the preheating support 137 is further provided with an upper pressure lifting cylinder 134 for driving the upper pressure plate 131 to lift and a preheating lifting cylinder 136 for driving the preheating knife 135 to lift.
In addition, as shown in fig. 2, a buffer 132 is disposed on a side of the upper pressing plate 131 close to the preheating knife 135. The buffer 132 plays a role of buffering and heat accumulation, a preheating knife 135 can be placed to cut the PP (prepreg) strips, the buffer 132 is a soft heat accumulation material, and kraft paper is selected as the buffer 132 in this example.
In the foundation hill, as shown in fig. 4, a linear bearing 173 is provided on a side of the buffer frame 172 away from the buffer roller 171; the buffering device 170 further includes a lifting rod 174 disposed on the mounting plate 100; the lifting rod 174 penetrates through the linear bearing 173; the lift pins 174 are mounted to the mounting plate 100 by mounting blocks 175. In order to increase the frictional force between the buffer roller 171 and the PP (prepreg) material, a rubber layer having a large surface friction coefficient may be additionally provided on the surface of the buffer roller 171 or a pattern may be directly engraved on the buffer roller 171.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. The utility model provides a continuous feed PP (prepreg) guillootine, includes the frame and sets up the cutting device in the frame, its characterized in that: the rack comprises two parallel mounting plates (100) and a connecting column (101) arranged between the two mounting plates (100); the cutting device comprises a slitting cutting device, a transverse cutting device and a plurality of traction rollers (120); the device also comprises a buffer device (170) used for maintaining the tension of the PP (prepreg) roll; a bracket for placing a feeding roller is arranged at one end of the rack, and the transverse cutting device is arranged at the other end of the rack; the slitting and cutting device is arranged between the feeding roller and the transverse cutting device; the plurality of traction rollers (120) are arranged between the slitting and cutting device and the transverse cutting device; the buffer device is arranged among a plurality of drawing rollers (120); the slitting and cutting device is used for cutting PP (prepreg) rolls into a plurality of strips, and comprises a slitting preheating rod (150) and a slitting roller (110) which are arranged between two mounting plates (100), and further comprises a slitting preheating and cutting device (160) arranged on the slitting preheating rod (150); the transverse cutting device comprises a transverse cutting preheating device (130) and a transverse cutting knife (140); the transverse cutting preheating device (130) is provided with a transverse cutting knife (140) close to one side of the slitting and cutting device; the buffer device (170) comprises two buffer frames (172) and a buffer roller (171); the buffer roller (171) is arranged between the two buffer frames (172); the buffer device (170) also comprises a driving device for driving the buffer frame (172) to ascend and descend.
2. The continuous feed PP (prepreg) guillotine according to claim 1, wherein: the slitting preheating and cutting device (160) comprises a hot air device (161) and a slitting cutter (163).
3. A continuous feed PP (prepreg) guillotine according to claim 2, characterized in that: a precise air blowing opening (162) is arranged below the hot air device (161); the precision air blowing port (162) is opposite to a PP (prepreg) material below the hot air device (161); the shell of the hot air device (161) is made of a metal material for preventing dry burning.
4. A continuous feed PP (prepreg) guillotine according to claim 3, characterized in that: the slitting roller (110) is arranged on one side, close to the transverse cutting device, of the slitting preheating rod (150); and the slitting roller (110) is provided with a plurality of slitting cushion blocks (111) corresponding to the slitting cutters (163).
5. A continuous feed PP (prepreg) guillotine according to claim 4, characterized in that: the slitting cutter (163) is clung to the slitting cushion block (111).
6. The continuous feed PP (prepreg) guillotine according to claim 1, wherein: the transverse cutting preheating device (130) comprises preheating supports (137) arranged on the two mounting plates (100), and a preheating knife (135) and an upper pressing plate (131) which are arranged on the preheating supports (137); the upper pressure plate (131) and the preheating knife (135) are both arranged on the preheating support (137) through a sliding block (133); the upper pressure plate (131) is arranged right above the preheating knife (135).
7. The continuous feed PP (prepreg) guillotine according to claim 6, wherein: the preheating support (137) is also provided with an upper pressure lifting cylinder (134) for driving the upper pressure plate (131) to lift and a preheating lifting cylinder (136) for driving the preheating knife (135) to lift.
8. The continuous feed PP (prepreg) cutter as claimed in claim 7, wherein: and a buffer (132) is arranged on one side of the upper pressure plate (131) close to the preheating knife (135).
9. The continuous feed PP (prepreg) guillotine according to claim 1, wherein: a linear bearing (173) is arranged on one side, away from the buffer roller (171), of the buffer frame (172); the buffer device (170) also comprises a lifting rod (174) arranged on the mounting plate (100); the lifting rod (174) penetrates through the linear bearing (173); the lifting rod (174) is installed on the installation plate (100) through an installation seat (175).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922114529.7U CN212096652U (en) | 2019-11-29 | 2019-11-29 | Continuous feeding PP (prepreg) cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922114529.7U CN212096652U (en) | 2019-11-29 | 2019-11-29 | Continuous feeding PP (prepreg) cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212096652U true CN212096652U (en) | 2020-12-08 |
Family
ID=73621125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922114529.7U Active CN212096652U (en) | 2019-11-29 | 2019-11-29 | Continuous feeding PP (prepreg) cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212096652U (en) |
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2019
- 2019-11-29 CN CN201922114529.7U patent/CN212096652U/en active Active
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