CN220741260U - Fixed-length rubber cutting machine - Google Patents
Fixed-length rubber cutting machine Download PDFInfo
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- CN220741260U CN220741260U CN202321899577.1U CN202321899577U CN220741260U CN 220741260 U CN220741260 U CN 220741260U CN 202321899577 U CN202321899577 U CN 202321899577U CN 220741260 U CN220741260 U CN 220741260U
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- 238000005520 cutting process Methods 0.000 title claims abstract description 72
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 description 19
- 230000000694 effects Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a fixed-length rubber cutting machine, which comprises a lower conveyer belt bracket, wherein a supporting foot is fixedly arranged at the lower end of the lower conveyer belt bracket, a lower driving roller and a lower driven roller are rotatably arranged on the lower conveyer belt bracket, a lower conveyer belt is sleeved on the outer sides of the lower driving roller and the lower driven roller, one end of the lower driving roller is fixedly connected with an output shaft of a servo motor, and the servo motor is fixedly arranged on the lower conveyer belt bracket; the lower conveying belt support is fixedly connected with the upper conveying belt support upwards through a vertical moving structure, an upper driving roller and an upper driven roller are rotatably arranged on the upper conveying belt support, the upper conveying belt is sleeved on the outer sides of the upper driving roller and the upper driven roller, and the lower conveying belt is fixedly connected with the upper conveying belt support through a vertical moving structure; one side of the lower conveyer belt support is fixedly provided with a cutting support, and the cutting support is provided with a cutting structure. The utility model has the advantages of stable conveying, adjustable distance, wide application range and high precision.
Description
Technical Field
The utility model relates to the technical field of rubber cutting, in particular to a fixed-length rubber cutting machine.
Background
At present, rubber strips are widely applied to railway locomotives, automobiles, airplanes, high-rise buildings, refrigerators and various industrial parts, and serve as a rubber sealing element for preventing external dust, air, water and the like from entering a system. After the rubber is formed, further machining is required to meet the assembly connection requirements.
When cutting the rubber strip, there are two modes:
1. in a conventional manner
The length of the rubber strip is manually measured, then the rubber strip is cut, certain error exists in the cut rubber strip, and the rubber strip is trimmed or directly scrapped in the later period, so that the use requirement cannot be met;
2. machining process
The automatic mechanical equipment conveys the rubber strips, the two conveying belts are utilized to drive the rubber strips to move, but the distance between the two conveying belts cannot be adjusted, and only the cutting requirement of a single rubber strip can be met; moreover, the two conveying belts are respectively provided with respective power, so that transmission errors are very easy to occur, friction is caused between the conveying belts and the rubber strips, the surface quality of the rubber strips is affected, and the cutting length of the cut rubber strips can be affected after the transmission errors occur.
Disclosure of Invention
To the not enough of above-mentioned prior art, the technical problem that this patent application will solve is how to provide a carry stably, and the interval is adjustable, and application scope is wide, the high fixed length rubber cutting machine of precision.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the fixed-length rubber cutting machine comprises a lower conveying belt support, wherein supporting legs are fixedly arranged at the lower end of the lower conveying belt support, a lower driving roller and a lower driven roller are rotatably arranged on the lower conveying belt support, a lower conveying belt is sleeved on the outer sides of the lower driving roller and the lower driven roller, one end of the lower driving roller is fixedly connected with an output shaft of a servo motor, and the servo motor is fixedly arranged on the lower conveying belt support;
the upper conveying belt support is fixedly connected with the upper conveying belt support upwards through a vertical moving structure, an upper driving roller and an upper driven roller are rotatably arranged on the upper conveying belt support, an upper conveying belt is sleeved on the outer sides of the upper driving roller and the upper driven roller, the upper conveying belt is arranged above the lower conveying belt in a right-to-right mode, the conveying direction of the upper conveying belt is opposite to that of the lower conveying belt, and the upper conveying belt conveying device further comprises a moving mechanism for driving the upper conveying belt and the lower conveying belt to synchronously convey;
one side of the lower conveyer belt support is fixedly provided with a cutting support, and the cutting support is provided with a cutting structure.
Like this, according to the thickness of rubber strip, vertical moving structure drives and goes up the conveyer belt support and remove along vertical direction, and then adjusts the distance between upper conveyer belt and the lower conveyer belt, improves application scope, better suitable thickness different rubber strip. The upper conveying belt and the lower conveying belt are driven to reversely and synchronously rotate through the synchronous mechanism, the rubber strip is conveyed, and the transmission error can be reduced through single power, namely the servo motor, so that the cutting dimensional accuracy is improved, and the surface quality of the rubber strip is better guaranteed. After the upper conveying belt and the lower conveying belt convey the rubber strip to a fixed length, the rubber strip is cut by the cutting structure.
The vertical moving structure comprises a plurality of lifting cylinders, the cylinder bodies of the lifting cylinders are fixedly arranged on the lower conveying belt support, the piston rods of the lifting cylinders are upwards provided with connecting plates fixedly arranged, and the connecting plates are fixedly connected with the upper conveying belt support. The lifting cylinder drives the upper conveyer belt support to move along the vertical direction.
The motion mechanism comprises a lower driving sprocket and an upper driving sprocket which are fixedly arranged at the outer ends of a lower driving roller and an upper driving roller, a first wheel shaft is rotatably arranged on an upper conveying belt bracket, a first driving sprocket and a second driving sprocket are fixedly arranged on the first wheel shaft, the first driving sprocket is connected with the upper driving sprocket through a first chain, a second wheel shaft and a third wheel shaft are rotatably arranged on the upper conveying belt bracket, a third driving sprocket and a driven gear are fixedly arranged on the second wheel shaft, a fourth driving sprocket and a driving gear are fixedly arranged on the third wheel shaft, the second driving sprocket is connected with the third driving sprocket through a second chain, and the driving gear is meshed with the driven gear; the lower conveying belt support is fixedly provided with a tensioning cylinder, a piston rod of the tensioning cylinder is fixedly provided with a wheel frame, the wheel frame is rotatably provided with a tensioning chain wheel through a fourth wheel shaft, the lower driving chain wheel, the tensioning chain wheel and the fourth driving chain wheel are connected through a third chain, and an output shaft of the servo motor and the lower driving chain wheel are fixedly connected with two ends of the lower driving roller respectively.
Like this, servo motor drives lower drive roll live-rollers, lower drive roll drives down the drive sprocket and rotates, under the transmission effect of third chain, drive tensioning sprocket, fourth drive sprocket and driving gear rotate, the driving gear drives driven gear and third drive sprocket and rotates, under the transmission effect of second chain, drive second drive sprocket and first drive sprocket rotate, under the transmission effect of first chain, drive upper drive roll sprocket and upper drive roll rotate, through sprocket chain transmission and gear drive, realize that single power drives the synchronous reverse rotation of upper conveyor belt and lower conveyor belt, through tensioning cylinder and tensioning sprocket's setting, cooperate elevation structure, make the transmission more stable.
The cutting mechanism comprises a cutting cylinder fixedly mounted on a cutting support, a piston rod cut by the cylinder penetrates through the cutting support downwards and is fixedly connected with a cutter, the cutting edge of the cutter is arranged downwards, a cutting table is fixedly mounted at the end part of the lower conveying belt support, a groove for profiling a lower conveying belt is formed in one side of the cutting table, and the upper end of the cutting table is flush with the upper end of the lower conveying belt. The cutting cylinder drives the cutter to move downwards to cut the rubber strip.
The cutting bench comprises a cutting bench, a bidirectional screw rod, a limiting seat, a limiting block, a handle rod, a guide hole and a guide rod sliding fit, wherein one side of the cutting bench is fixedly provided with the two mounting seats, the bidirectional screw rod is rotatably arranged between the two mounting seats, two nut blocks are connected to the bidirectional screw rod in a threaded mode, the nut blocks are fixedly connected with the limiting seat, the limiting block is fixedly arranged at the upper end of the limiting seat, the limiting block is in sliding fit with the cutting bench, one end of the bidirectional screw rod penetrates through the mounting seat to be fixedly provided with the handle rod, and the guide rod is fixedly arranged between the two mounting seats, and the guide hole which is in sliding fit with the guide rod is formed in the limiting seat. The turning handle drives the bidirectional screw rod to rotate, the limiting seat is driven to be close to or far away from each other through the nut, the guide rod guides the limiting seat in the moving process of the limiting seat, and the two limiting blocks are utilized to limit the rubber strip, so that the cutting end part of the rubber strip is smoother.
In conclusion, the utility model has the advantages of stable conveying, adjustable distance, wide application range and high precision.
Drawings
Fig. 1 is a schematic structural view of a fixed-length rubber cutting machine according to the present utility model.
Fig. 2 is a schematic view of another orientation of fig. 1.
Fig. 3 is a schematic structural view of the power mechanism.
Fig. 4 is a schematic view of another orientation of fig. 3.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings. In the description of the present utility model, it should be understood that the azimuth or positional relationship indicated by the azimuth words such as "upper, lower" and "top, bottom", etc. are generally based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and these azimuth words do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth or be constructed and operated in a specific azimuth, without limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
As shown in fig. 1-4, the fixed-length rubber cutting machine comprises a lower conveying belt bracket 1, wherein a supporting foot 2 is fixedly arranged at the lower end of the lower conveying belt bracket, a lower driving roller and a lower driven roller are rotatably arranged on the lower conveying belt bracket, a lower conveying belt 3 is sleeved on the outer sides of the lower driving roller and the lower driven roller, one end of the lower driving roller is fixedly connected with an output shaft of a servo motor 4, and the servo motor is fixedly arranged on the lower conveying belt bracket;
the lower conveying belt support is fixedly connected with the upper conveying belt support 5 upwards through a vertical moving structure, an upper driving roller and an upper driven roller are rotatably arranged on the upper conveying belt support, an upper conveying belt 6 is sleeved on the outer sides of the upper driving roller and the upper driven roller, the upper conveying belt is arranged above the lower conveying belt in a right-to-right mode, and the conveying direction of the upper conveying belt is opposite to that of the lower conveying belt, and the lower conveying belt conveying device further comprises a moving mechanism for driving the upper conveying belt and the lower conveying belt to synchronously convey;
one side of the lower conveyer belt support is fixedly provided with a cutting support 7, and the cutting support is provided with a cutting structure.
Like this, according to the thickness of rubber strip, vertical moving structure drives and goes up the conveyer belt support and remove along vertical direction, and then adjusts the distance between upper conveyer belt and the lower conveyer belt, improves application scope, better suitable thickness different rubber strip. The upper conveying belt and the lower conveying belt are driven to reversely and synchronously rotate through the synchronous mechanism, the rubber strip is conveyed, and the transmission error can be reduced through single power, namely the servo motor, so that the cutting dimensional accuracy is improved, and the surface quality of the rubber strip is better guaranteed. After the upper conveying belt and the lower conveying belt convey the rubber strip to a fixed length, the rubber strip is cut by the cutting structure.
During implementation, the vertical moving structure comprises a plurality of lifting cylinders 8, the cylinder bodies of the lifting cylinders are fixedly arranged on the lower conveying belt support, the piston rods of the lifting cylinders are upwards arranged and fixedly provided with connecting plates, and the connecting plates are fixedly connected with the upper conveying belt support. The lifting cylinder drives the upper conveyer belt support to move along the vertical direction.
When the device is implemented, the motion mechanism comprises a lower driving sprocket 11 and an upper driving sprocket 12 which are fixedly arranged at the outer ends of a lower driving roller and an upper driving roller, a first wheel shaft is rotatably arranged on an upper conveying belt bracket, a first driving sprocket 13 and a second driving sprocket 14 are fixedly arranged on the first wheel shaft, the first driving sprocket is connected with the upper driving sprocket through a first chain 15, a second wheel shaft and a third wheel shaft are rotatably arranged on the upper conveying belt bracket, a third driving sprocket 21 and a driven gear 22 are fixedly arranged on the second wheel shaft, a fourth driving sprocket 23 and a driving gear 24 are fixedly arranged on the third wheel shaft, the second driving sprocket is connected with the third driving sprocket through a second chain 25, and the driving gear is meshed with the driven gear; the lower conveying belt support is fixedly provided with a tensioning cylinder 31, a piston rod of the tensioning cylinder is fixedly provided with a wheel frame 32, the wheel frame is rotatably provided with a tensioning chain wheel 33 through a fourth wheel shaft, the lower driving chain wheel, the tensioning chain wheel and the fourth driving chain wheel are connected through a third chain 34, and an output shaft of the servo motor and the lower driving chain wheel are fixedly connected with two ends of the lower driving roller respectively.
Like this, servo motor drives lower drive roll live-rollers, lower drive roll drives down the drive sprocket and rotates, under the transmission effect of third chain, drive tensioning sprocket, fourth drive sprocket and driving gear rotate, the driving gear drives driven gear and third drive sprocket and rotates, under the transmission effect of second chain, drive second drive sprocket and first drive sprocket rotate, under the transmission effect of first chain, drive upper drive roll sprocket and upper drive roll rotate, through sprocket chain transmission and gear drive, realize that single power drives the synchronous reverse rotation of upper conveyor belt and lower conveyor belt, through tensioning cylinder and tensioning sprocket's setting, cooperate elevation structure, make the transmission more stable.
When the cutting mechanism is implemented, the cutting mechanism comprises a cutting cylinder 41 fixedly installed on a cutting support, a piston rod cut by the cylinder penetrates through the cutting support downwards and is fixedly connected with a cutter 42, the cutting edge of the cutter is arranged downwards, a cutting table 43 is fixedly installed at the end part of the lower conveying belt support, a groove for profiling the lower conveying belt is formed in one side of the cutting table, and the upper end of the cutting table is flush with the upper end of the lower conveying belt. The cutting cylinder drives the cutter to move downwards to cut the rubber strip.
During implementation, two mount pads are fixedly arranged on one side of the cutting table, a bidirectional screw rod 51 is rotatably arranged between the mount pads, two nut blocks are connected to the bidirectional screw rod in a threaded mode, the nut blocks are fixedly connected with a limiting seat 52, a limiting block 53 is fixedly arranged on the upper end of the limiting seat, the limiting block is in sliding fit with the cutting table, a handle 54 is fixedly arranged at one end of the bidirectional screw rod through the mount pads, a guide rod 55 is fixedly arranged between the two mount pads, and a guide hole matched with the guide rod in a sliding mode is formed in the limiting seat. The turning handle drives the bidirectional screw rod to rotate, the limiting seat is driven to be close to or far away from each other through the nut, the guide rod guides the limiting seat in the moving process of the limiting seat, and the two limiting blocks are utilized to limit the rubber strip, so that the cutting end part of the rubber strip is smoother.
Specifically, still include the PLC controller for control lift cylinder, tensioning cylinder, cutting cylinder and servo motor's action, the electrical component that relates to in this application all carries out the type of selecting according to actual need.
Principle of:
1. according to the thickness of the rubber strip to be cut, the lifting cylinder and the tensioning cylinder act to adjust the position of the upper conveying belt, and meanwhile, the position of the tensioning chain wheel is adjusted, so that the power structure is more stable and reliable; according to the width of the rubber strip to be cut, the handle is rotated, and then the distance between the two limiting blocks is adjusted;
2. the servo motor acts to drive the lower driving roller to rotate, the lower driving roller drives the lower driving sprocket to rotate, the tensioning sprocket, the fourth driving sprocket and the driving gear are driven to rotate under the transmission action of the third chain, the driving gear drives the driven gear and the third driving sprocket to rotate, the second driving sprocket and the first driving sprocket are driven to rotate under the transmission action of the second chain, the upper driving roller sprocket and the upper driving roller are driven to rotate under the transmission action of the first chain, and synchronous reverse rotation of the upper conveying belt and the lower conveying belt is driven by single power through chain transmission and gear transmission of the sprockets to convey rubber strips;
3. after the rubber strip is conveyed to a fixed length, a piston rod of the cutting cylinder descends to drive the cutter to continuously cut the rubber strip, and in the cutting process, the limiting block limits the rubber strip.
Finally, it should be noted that: various modifications and alterations of this utility model may be made by those skilled in the art without departing from the spirit and scope of this utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (5)
1. The fixed-length rubber cutting machine is characterized by comprising a lower conveying belt bracket (1), wherein a supporting foot (2) is fixedly arranged at the lower end of the lower conveying belt bracket, a lower driving roller and a lower driven roller are rotatably arranged on the lower conveying belt bracket, a lower conveying belt (3) is sleeved on the outer sides of the lower driving roller and the lower driven roller, one end of the lower driving roller is fixedly connected with an output shaft of a servo motor (4), and the servo motor is fixedly arranged on the lower conveying belt bracket;
the lower conveying belt support is fixedly connected with the upper conveying belt support (5) upwards through a vertical moving structure, an upper driving roller and an upper driven roller are rotatably arranged on the upper conveying belt support, an upper conveying belt (6) is sleeved on the outer sides of the upper driving roller and the upper driven roller, the upper conveying belt is arranged above the lower conveying belt in a right-facing mode, the conveying direction of the upper conveying belt is opposite to that of the lower conveying belt, and the lower conveying belt synchronous conveying device further comprises a moving mechanism used for driving the upper conveying belt and the lower conveying belt to synchronously convey;
one side of the lower conveying belt support is fixedly provided with a cutting support (7), and the cutting support is provided with a cutting structure.
2. The fixed-length rubber cutting machine according to claim 1, wherein the vertical moving structure comprises a plurality of lifting cylinders (8), the cylinder bodies of the lifting cylinders are fixedly mounted on the lower conveyor belt support, the piston rods of the lifting cylinders are upwards arranged and fixedly mounted with connecting plates, and the connecting plates are fixedly connected with the upper conveyor belt support.
3. A fixed length rubber cutting machine according to claim 2, wherein the movement mechanism comprises a lower driving sprocket (11) and an upper driving sprocket (12) fixedly mounted at the outer ends of the lower driving roller and the upper driving roller, a first wheel shaft is rotatably mounted on the upper conveying belt bracket, a first driving sprocket (13) and a second driving sprocket (14) are fixedly mounted on the first wheel shaft, the first driving sprocket is connected with the upper driving sprocket through a first chain (15), a second wheel shaft and a third wheel shaft are rotatably mounted on the upper conveying belt bracket, a third driving sprocket (21) and a driven gear (22) are fixedly mounted on the second wheel shaft, a fourth driving sprocket (23) and a driving gear (24) are fixedly mounted on the third wheel shaft, the second driving sprocket is connected with the third driving sprocket through a second chain (25), and the driving gear is meshed with the driven gear; the lower conveying belt support is fixedly provided with a tensioning cylinder (31), a piston rod of the tensioning cylinder is fixedly provided with a wheel frame (32), the wheel frame is rotatably provided with a tensioning chain wheel (33) through a fourth wheel shaft, the lower driving chain wheel, the tensioning chain wheel and the fourth driving chain wheel are connected through a third chain (34), and an output shaft of the servo motor and the lower driving chain wheel are respectively and fixedly connected with two ends of the lower driving roller.
4. A fixed length rubber cutting machine according to claim 3, wherein the cutting structure comprises a cutting cylinder (41) fixedly mounted on a cutting support, a piston rod cut by the cylinder passes through the cutting support downwards and is fixedly connected with a cutter (42), the blade edge of the cutter is arranged downwards, a cutting table (43) is fixedly mounted at the end part of the lower conveyor belt support, a groove for profiling the lower conveyor belt is formed in one side of the cutting table, and the upper end of the cutting table is flush with the upper end of the lower conveyor belt.
5. The fixed length rubber cutting machine according to claim 4, wherein two mounting seats are fixedly mounted on one side of the cutting table, a bidirectional screw rod (51) is rotatably mounted between the mounting seats, two nut blocks are connected to the bidirectional screw rod in a threaded mode, the nut blocks are fixedly connected with a limiting seat (52), a limiting block (53) is fixedly mounted on the upper end of the limiting seat, the limiting block is in sliding fit with the cutting table, a handle rod (54) is fixedly mounted on one end of the bidirectional screw rod through the mounting seats, a guide rod (55) is fixedly mounted between the two mounting seats, and a guide hole in sliding fit with the guide rod is formed in the limiting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321899577.1U CN220741260U (en) | 2023-07-19 | 2023-07-19 | Fixed-length rubber cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321899577.1U CN220741260U (en) | 2023-07-19 | 2023-07-19 | Fixed-length rubber cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220741260U true CN220741260U (en) | 2024-04-09 |
Family
ID=90559045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321899577.1U Active CN220741260U (en) | 2023-07-19 | 2023-07-19 | Fixed-length rubber cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220741260U (en) |
-
2023
- 2023-07-19 CN CN202321899577.1U patent/CN220741260U/en active Active
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