CN210732553U - Polytetrafluoroethylene base area cutting equipment - Google Patents
Polytetrafluoroethylene base area cutting equipment Download PDFInfo
- Publication number
- CN210732553U CN210732553U CN201921569309.7U CN201921569309U CN210732553U CN 210732553 U CN210732553 U CN 210732553U CN 201921569309 U CN201921569309 U CN 201921569309U CN 210732553 U CN210732553 U CN 210732553U
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- pinch roller
- cutter
- suspension
- polytetrafluoroethylene
- mount pad
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Abstract
The utility model relates to a polytetrafluoroethylene base belt cutting equipment, including frame, drive unit and cutting unit, the cutting unit includes the cutter, goes up pinch roller and pinch roller down, goes up the pinch roller and takes turns to with pushing down and sets up about, and the cutter setting is in the top of the center of rotation of pinch roller down in axial one side of last pinch roller, and the top of pushing down the wheel is provided with the suspension, is connected with the reverse drive subassembly between cutter and the last pinch roller, and both follow through the reverse drive subassembly and push down wheel radial direction reverse movement. The utility model discloses a set up the last pinch roller of activity, can go up pinch roller and the distance of pinch roller down according to the thickness automatic adjustment in polytetrafluoroethylene base area to upwards or move down through reverse drive subassembly control cutter, thereby make the cutter can guarantee that polytetrafluoroethylene base area can be completely by the cutter cutting according to the thickness automatic adjustment depth of cut in polytetrafluoroethylene base area, saved the time of manual adjustment greatly, improved production efficiency.
Description
Technical Field
The utility model relates to a polytetrafluoroethylene processing equipment technical field, in particular to polytetrafluoroethylene base band cutting equipment.
Background
The polytetrafluoroethylene is a high molecular compound formed by polymerizing tetrafluoroethylene, has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-sticking property, electrical insulation property and good ageing resistance, and can be prepared into polytetrafluoroethylene tubes, rods, belts, plates, films and the like. The core processing technology of the polytetrafluoroethylene film is extrusion-calendering-stretching, a rod-shaped or strip-shaped polytetrafluoroethylene tape is extruded by a special extruder, and then the tape is cut into base tapes with certain widths to be calendered and stretched, so that the polytetrafluoroethylene film is formed.
The utility model discloses a chinese utility model patent application number is 201020538683.3 discloses a polytetrafluoroethylene material area cutting machine, including frame, cut the subassembly and include knife rest, blade, fixed mounting the knife rest bearing in the frame, many the blade is pegged graft on the knife rest through the surperficial line formula socket of knife rest, because the polytetrafluoroethylene base often has the situation that thickness differs, leads to the not enough and the unable problem of cutting completely of appearance of blade depth of cut.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a polytetrafluoroethylene base band cutting equipment solves the problem that can not be according to the thickness automatic adjustment blade depth of cut in polytetrafluoroethylene base band among the prior art.
The above object of the present invention can be achieved by the following technical solutions: the utility model provides a polytetrafluoroethylene base belt cutting equipment, includes the frame, installs two sets of drive unit at both ends around the frame and sets up the cutting unit between two sets of drive unit, the cutting unit includes cutter, last pinch roller and pinch roller down, it sets up about being with pinch roller down to go up the pinch roller, the cutter sets up the axial one side at last pinch roller and is located down the center of rotation's of pinch roller top, the top of pinch roller is provided with the suspension down, it reciprocates to go up pinch roller and cutter setting on the suspension and can push down the wheel relatively, be connected with the reverse drive subassembly between cutter and the last pinch roller, and both follow through the reverse drive subassembly and push down the radial direction reverse movement of wheel.
Preferably, the reverse transmission assembly comprises a pinch roller mounting seat, a cutter mounting seat, a transmission arm and a transmission rod, the upper pinch roller is rotatably mounted on the pinch roller mounting seat, the cutter is fixed on the cutter mounting seat, the pinch roller mounting seat and the cutter mounting seat are movably mounted on a suspension, the middle of the transmission arm is mounted on the suspension through a hinged shaft, one end of the transmission arm is connected with the pinch roller mounting seat through the transmission rod, and the other end of the transmission arm is connected with the cutter mounting seat through another transmission rod.
Preferably, the two ends of the transmission arm are provided with elongated slots, and the end of the transmission rod is movably arranged in the elongated slots.
Preferably, the suspension is provided with a mounting groove with a downward opening, the cutter and the upper pinch roller are arranged in the mounting groove, and the pinch roller mounting seat and the cutter mounting seat are respectively arranged on two groove walls of the mounting groove.
Preferably, a chute which is vertically arranged is formed in the chute wall of the mounting groove, and the pinch roller mounting seat and the cutter mounting seat are both slidably mounted in the chute.
Preferably, a return spring is arranged in the sliding groove, one end of the return spring is connected to the suspension, and the other end of the return spring is connected to the pinch roller mounting seat.
Preferably, the lower pinch roller is rotatably mounted on the frame, the suspension is transversely arranged above the lower pinch roller along the axial direction of the lower pinch roller, and two ends of the suspension are connected to the left and right frames.
Preferably, an adjusting unit for adjusting the vertical heights of the upper pinch roller and the lower pinch roller is arranged at the end of the suspension, the adjusting unit comprises a sliding block and an adjusting screw rod, the sliding block is movably mounted on the rack, the adjusting screw rod is screwed on the rack, and one end of the adjusting screw rod is connected to the sliding block.
The utility model discloses following beneficial effect has: the utility model discloses a set up the last pinch roller of activity, can go up pinch roller and the distance of pinch roller down according to the thickness automatic adjustment in polytetrafluoroethylene base area to upwards or move down through reverse drive subassembly control cutter, thereby make the cutter can guarantee that polytetrafluoroethylene base area can be completely by the cutter cutting according to the thickness automatic adjustment depth of cut in polytetrafluoroethylene base area, saved the time of manual adjustment greatly, improved production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
in the figure: 1-frame, 2-transmission unit, 201-upper transmission roller, 202-lower transmission roller, 203-cylinder, 3-suspension, 4-cutting unit, 401-cutter, 402-upper pressure roller, 403-lower pressure roller, 404-cutter mounting seat, 405-pressure roller mounting seat, 406-transmission arm, 407-transmission rod, 408-reset spring, 5-adjusting unit and 6-tensioning roller.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the claims of the present invention.
Example (b): as shown in fig. 1 and 2, the polytetrafluoroethylene tape cutting device comprises a frame 1, two sets of transmission units 2 and two sets of cutting units 4, wherein the two sets of transmission units 2 are arranged at the front end and the rear end of the frame 1, and the cutting units 4 are arranged between the front transmission unit 2 and the rear transmission unit 2.
The transmission unit 2 comprises an upper transmission roller 201 and a lower transmission roller 202 which are arranged up and down, wherein the lower transmission roller 202 is rotatably arranged on the rack 1, and the upper transmission roller 201 is arranged on the rack 1 through a movable seat and is driven by a cylinder to move up and down the upper transmission roller 201.
As shown in fig. 2, the cutting unit 4 includes a cutting blade 401, an upper pressing wheel 402 and a lower pressing wheel 403, the lower pressing wheel 403 is rotatably mounted on the frame 1, a suspension 3 is mounted above the lower pressing wheel 403, and the suspension 3 is transversely disposed above the lower pressing wheel 403 along the axial direction of the lower pressing wheel 403. The upper pressing wheel 402 and the lower pressing wheel 403 are arranged up and down, the cutter 401 is arranged on one axial side of the upper pressing wheel 402 and located above the rotating center of the lower pressing wheel 403, and both the cutter 401 and the upper pressing wheel 402 are mounted on the suspension 3.
Both ends of the suspension 3 are connected to the left and right frames 1. The end of the suspension 3 is provided with an adjusting unit 5 for adjusting the vertical height of the upper pinch roller 402 and the lower pinch roller 403, the adjusting unit 5 comprises a sliding block and an adjusting screw rod, the sliding block is movably arranged on the frame 1, the adjusting screw rod is screwed on the frame 1, one end of the adjusting screw rod is connected to the sliding block, and the suspension 3 is controlled to move up and down by rotating the adjusting screw rod.
The cutting units 4 can be distributed at intervals along the length direction of the suspension 3, and can cut the polytetrafluoroethylene tape into a plurality of strips at one time.
The suspension 3 is provided with a mounting groove with a downward opening, the cutter 401 and the upper pinch roller 402 are arranged in the mounting groove, and the upper pinch roller 402 and the cutter 401 can move up and down relative to the lower pinch roller 403. A reverse transmission assembly is connected between the cutter 401 and the upper pressing wheel 402, and the cutter 401 and the upper pressing wheel move reversely along the radial direction of the lower pressing wheel 403 through the reverse transmission assembly.
The reverse transmission assembly comprises a pinch roller mounting seat 405, a cutter mounting seat 404, a transmission arm 406 and a transmission rod 407, wherein the upper pinch roller 402 is rotatably mounted on the pinch roller mounting seat 405, and the cutter 401 is fixed on the cutter mounting seat 404.
Pinch roller mount pad 405 and cutter mount pad 404 divide and establish on two cell walls of mounting groove, are provided with the spout of vertical setting on the cell wall of mounting groove, and equal slidable mounting of pinch roller mount pad 405 and cutter mount pad 404 is in the spout, and pinch roller mount pad 405 and cutter mount pad 404 are movably installed on suspension 3.
As shown in fig. 2, the middle of the driving arm 406 is mounted on the suspension 3 through a hinge shaft, one end of the driving arm 406 is connected with the pinch roller mounting seat 405 through a driving rod 407, and the other end thereof is connected with the cutter mounting seat 404 through another driving rod 407.
Two ends of the transmission arm 406 are provided with elongated slots, a movable pin shaft is installed in the elongated slots, the pin shaft is fixed at the upper end of the transmission rod 407, so that the upper end of the transmission rod 407 can move along the elongated slots, and the lower end of the transmission rod 407 is hinged on the pinch roller mounting seat 405 or the cutter mounting seat 404. A return spring 408 is arranged in the sliding groove, one end of the return spring 408 is connected to the suspension 3, and the other end of the return spring 408 is connected to the pinch roller mounting seat 405.
When the thicker teflon-based tape passes through the upper pressing wheel 402 and the lower pressing wheel 403, and the upper pressing wheel 402 moves upwards, the cutter 401 moves downwards under the action of the transmission arm 406 and the transmission rod 407, and the cutting depth of the cutter 401 is increased. When the thicker polytetrafluoroethylene base belt is transited to the thinner polytetrafluoroethylene base belt, the upper pressing wheel 402 moves downwards under the elastic force of the return spring 408, so that the upper pressing wheel 402 and the lower pressing wheel 403 press against the polytetrafluoroethylene base belt, and at the moment, the cutter 401 moves upwards under the action of the transmission arm 406 and the transmission rod 407, so that the cutting depth of the cutter 401 is reduced.
Claims (8)
1. The utility model provides a polytetrafluoroethylene base area cutting equipment, includes frame (1), installs two sets of drive unit (2) at both ends around frame (1) and sets up cutting unit (4) between two sets of drive unit (2), its characterized in that: cutting unit (4) include cutter (401), go up pinch roller (402) and pinch roller (403) down, it sets up from top to bottom to go up pinch roller (402) and pinch roller (403) down, cutter (401) set up at axial one side of last pinch roller (402) and are located the center of rotation's of pinch roller (403) top down, the top of pinch roller (403) is provided with suspension (3) down, it sets up on suspension (3) and can reciprocate pinch roller (403) down relatively to go up pinch roller (402) and cutter (401), be connected with the reverse drive subassembly between cutter (401) and the last pinch roller (402), and both follow pinch roller (403) radial direction reverse movement down through the reverse drive subassembly.
2. The polytetrafluoroethylene tape slitting apparatus as set forth in claim 1 wherein: the reverse drive subassembly includes pinch roller mount pad (405), cutter mount pad (404), transmission arm (406) and transfer line (407), go up pinch roller (402) and rotationally install at pinch roller mount pad (405), cutter (401) are fixed on cutter mount pad (404), pinch roller mount pad (405) with cutter mount pad (404) are movably installed on suspension (3), the middle part of transmission arm (406) is installed on suspension (3) through the hinge, be connected through a transmission pole (407) between the one end of transmission arm (406) and pinch roller mount pad (405), are connected through another transmission pole (407) between its other end and cutter mount pad (404).
3. The polytetrafluoroethylene tape slitting apparatus as set forth in claim 2 wherein: the two ends of the transmission arm (406) are provided with elongated slots, and the end part of the transmission rod (407) is movably arranged in the elongated slots.
4. A polytetrafluoroethylene-based tape slitting apparatus as set forth in claim 2 or claim 3 wherein: the suspension (3) is provided with a mounting groove with a downward opening, the cutter (401) and the upper pressure wheel (402) are arranged in the mounting groove, and the pressure wheel mounting seat (405) and the cutter mounting seat (404) are respectively arranged on two groove walls of the mounting groove.
5. The polytetrafluoroethylene tape slitting apparatus as set forth in claim 4 wherein: the wall of the mounting groove is provided with a vertically arranged sliding groove, and the pinch roller mounting seat (405) and the cutter mounting seat (404) are both slidably mounted in the sliding groove.
6. The polytetrafluoroethylene tape slitting apparatus as set forth in claim 5 wherein: a return spring (408) is arranged in the sliding groove, one end of the return spring (408) is connected to the suspension (3), and the other end of the return spring (408) is connected to the pinch roller mounting seat (405).
7. The polytetrafluoroethylene tape slitting apparatus as set forth in claim 1 wherein: the lower pinch roller (403) is rotatably arranged on the frame (1), the suspension (3) is transversely arranged above the lower pinch roller (403) along the axis direction of the lower pinch roller (403), and two ends of the suspension (3) are connected to the frame (1) on the left side and the right side.
8. The polytetrafluoroethylene tape slitting apparatus as set forth in claim 7 wherein: the end part of the suspension (3) is provided with an adjusting unit (5) for adjusting the vertical height of the upper pinch roller (402) and the lower pinch roller (403), the adjusting unit (5) comprises a sliding block and an adjusting screw rod, the sliding block is movably arranged on the rack (1), the adjusting screw rod is screwed on the rack (1), and one end of the adjusting screw rod is connected to the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569309.7U CN210732553U (en) | 2019-09-20 | 2019-09-20 | Polytetrafluoroethylene base area cutting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569309.7U CN210732553U (en) | 2019-09-20 | 2019-09-20 | Polytetrafluoroethylene base area cutting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210732553U true CN210732553U (en) | 2020-06-12 |
Family
ID=71010923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921569309.7U Active CN210732553U (en) | 2019-09-20 | 2019-09-20 | Polytetrafluoroethylene base area cutting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210732553U (en) |
-
2019
- 2019-09-20 CN CN201921569309.7U patent/CN210732553U/en active Active
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