CN214724541U - Round tube cutting device - Google Patents
Round tube cutting device Download PDFInfo
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- CN214724541U CN214724541U CN202022655633.XU CN202022655633U CN214724541U CN 214724541 U CN214724541 U CN 214724541U CN 202022655633 U CN202022655633 U CN 202022655633U CN 214724541 U CN214724541 U CN 214724541U
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Abstract
The utility model provides a circular tube cutting device, which comprises a rotary cutter disc, a main cutter component, an inverted inner angle cutter component and an inverted outer angle cutter component, wherein the main cutter component, the inverted inner angle cutter component and the inverted outer angle cutter component are arranged along the circumferential direction of the rotary cutter disc; the main cutter assembly, the inverted inner angle cutter assembly and the inverted outer angle cutter assembly respectively comprise a blade and a cutter frame used for installing the blade, and included angles are formed between the cutting edge of the blade of the inverted inner angle cutter assembly and the central axis of the rotary cutter disc and between the cutting edge of the blade of the inverted outer angle cutter assembly and the central axis of the rotary cutter disc. The utility model has the advantages of simple structure, can be used to the rotary-cut mechanism of pipe in, realize the on-line cutting pipe to carry out interior angle and the operation of outer angle of falling in the cutting pipe, improved pipe section off-the-shelf cutting quality and cutting efficiency.
Description
Technical Field
The utility model relates to a cutting device especially relates to a pipe cutting device.
Background
At present, generally, a rotary circular saw is arranged at a port of a clamping device at the output end of a circular tube feeding mechanism for cutting circular tubes, but the cut circular tubes are easy to generate obvious burrs at the port, the cutting quality is poor, operators are required to convey the cut circular tubes to appointed equipment for polishing the port, a large amount of manpower is required to be consumed, the production period of the circular tubes is prolonged, and the production efficiency is low. In addition, the existing disc cutting device cannot adjust the cutting force according to actual conditions.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pipe cutting device to solve the problem that the cutting quality that current pipe cutting device exists is big, work efficiency is low and can't adjust the cutting power size.
The utility model discloses a realize like this:
a circular tube cutting device comprises a rotary cutter disc, a main cutter assembly, an inverted inner angle cutter assembly and an inverted outer angle cutter assembly, wherein the main cutter assembly, the inverted inner angle cutter assembly and the inverted outer angle cutter assembly are arranged along the circumferential direction of the rotary cutter disc;
the main cutter assembly, the interior angle cutter assembly of falling with the exterior angle cutter assembly all includes the blade and is used for installing the knife rest of blade, the cutting edge of the blade of interior angle cutter assembly with between the central axis of rotary-cut blade disc, the cutting edge of the blade of exterior angle cutter assembly with all there is the contained angle between the central axis of rotary-cut blade disc.
The number of main cutter subassemblies is two sets of, and is two sets of main cutter subassembly is radial relative setting, interior angle of chamfering cutter subassembly with exterior angle of chamfering cutter subassembly is radial relative setting.
The cutting edges of the blades of the two groups of main cutter assemblies are different in length.
The included angle between the cutting edge of the blade of the inverted inner angle cutter assembly and the central axis of the rotary cutter disc and the included angle between the cutting edge of the blade of the inverted outer angle cutter assembly and the central axis of the rotary cutter disc are both in the range of 5-35 degrees.
The included angle between the cutting edge of the blade of the inverted inner angle cutter assembly and the central axis of the rotary cutter disc and the included angle between the cutting edge of the blade of the inverted outer angle cutter assembly and the central axis of the rotary cutter disc are both 15 degrees.
The main cutter assembly, the inverted inner angle cutter assembly and the inverted outer angle cutter assembly further comprise sliding guide rails fixedly connected with the corresponding cutter holders, the sliding guide rails are arranged along the end face of the rotary cutter disc in a radial sliding mode, and sliding grooves matched with the sliding guide rails are formed in the end face of the rotary cutter disc;
a spring is arranged between one end of the sliding guide rail, which is opposite to the tool rest, and the rotary cutter disc;
an adjusting cone is coaxially arranged outside the rotary cutter disc.
The sliding guide rail is connected with the inner side surface of the adjusting cone cylinder in a sliding mode through a roller.
And one end of the sliding guide rail, which is opposite to the tool rest, is provided with a spring adjusting support used for fixedly mounting the spring, and the corresponding end of the sliding guide rail is provided with a plurality of adjusting holes used for mounting the spring adjusting support along the axial direction of the sliding guide rail.
The inner diameter of the adjusting cone barrel is increased along the sliding direction of the round pipe to be cut.
The included angle between the generatrix of the adjusting cone cylinder and the central axis of the adjusting cone cylinder is 45 degrees.
The utility model has the advantages that:
the utility model discloses a rotary-cut blade disc, main cutter unit spare, interior angle cutter unit spare and exterior angle cutter unit spare fall, rotary-cut blade disc drives main cutter unit spare when rotatory, interior angle cutter unit spare falls, exterior angle cutter unit spare synchronous revolution, at main cutter unit spare, interior angle cutter unit spare falls, exterior angle cutter unit spare combined action can carry out interior angle and exterior angle to the off-the-shelf tip of pipe section when downcutting pipe section off-the-shelf, the production of burr has been avoided, make operating personnel need not transport downcut pipe section to different equipment in order to carry out subsequent interior angle and exterior angle process, the off-the-shelf production time of pipe section has been shortened.
The utility model has the advantages of simple structure, can be used to the rotary-cut mechanism of pipe in, realize the on-line cutting pipe to carry out interior angle and the operation of outer angle of falling in the cutting pipe, improved pipe section off-the-shelf cutting quality and cutting efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic perspective view of the present invention;
FIG. 3 is a right side view of the adjustment cone of FIG. 1 with the adjustment cone removed;
fig. 4 is a diagram of the relative positions of the chamfered outer and inner corner blades.
In the figure: 11. rotary cutting the cutter disc; 12. a main cutter assembly; 13. an inverted inner angle cutter assembly; 14. a chamfer cutter assembly; 15. a sliding guide rail; 16. a tool holder; 17. adjusting the conical cylinder; 18. a support guide mechanism; 19. A spring; 121. A cutting blade; 122. a cutting blade; 131. an inner angle chamfering blade; 132. chamfering the inner angle blade; 141. 142, the chamfer cutting edge; 151. a spring adjusting support; 152. an adjustment hole; 171. and a push key.
Detailed Description
The present invention is further illustrated by the following examples, which are given by way of illustration only and are not intended to limit the scope of the present invention in any way.
As shown in fig. 1 to 4, the circular tube cutting device of the present invention includes a rotary cutter head 11, a main cutter assembly 12, an inverted inner angle cutter assembly 13, and an inverted outer angle cutter assembly 14. The main cutter assembly 12, the inside chamfer cutter assembly 13 and the outside chamfer cutter assembly 14 each include a blade and a blade holder 16 for mounting the blade. The blades of the main cutter unit 12, the inside chamfer cutter unit 13, and the outside chamfer cutter unit 14 are referred to as a cutting blade 121, an inside chamfer blade 131, and an outside chamfer blade 141, respectively. The main cutter unit 12, the inside chamfer cutter unit 13, and the outside chamfer cutter unit 14 are disposed along the circumferential direction of the rotary cutter disc 11. In this embodiment, the number of the main cutter assemblies 12 is two, the two main cutter assemblies 12 are arranged in a radial direction, and the inner chamfer cutter assembly 13 and the outer chamfer cutter assembly 14 are arranged in a radial direction. The blades of the two sets of main cutter assemblies 12 have different blade edge lengths, i.e., the blade edge length of one of the cutting blades 121 is less than the blade edge length of the other cutting blade 121. In the present embodiment, the edge lengths of the two sets of cutting blades 121 are 2.5mm and 3mm, respectively.
As shown in fig. 1, 2, and 4, the cutting edge of the cutting insert 121, the cutting edge of the inner chamfer insert 131, and the cutting edge of the outer chamfer insert 141 are referred to as a cutting edge 122, an inner chamfer edge 132, and an outer chamfer edge 142, respectively, and the cutting edge 122 is parallel to the central axis of the rotary cutter deck 11. Included angles are formed between the cutting edges of the blades of the inverted inner angle cutting assembly 13 and the central axis of the rotary cutter disc 11, and between the cutting edges 17 of the blades 15 of the inverted outer angle cutting assembly 14 and the central axis of the rotary cutter disc 11, that is, included angles are formed between the central axes of the rotary cutter disc 11 of the inverted inner angle cutting edge 132, and between the cutting edges 142 of the inverted outer angle and the central axis of the rotary cutter disc 11. The included angle between the inverted inner angle cutting edge 132 and the central axis of the rotary cutter disc 11 and the included angle between the inverted outer angle cutting edge 142 and the central axis of the rotary cutter disc 11 are both in the range of 5-35 degrees. In this embodiment, the included angle between the inverted inner corner cutting edge 132 and the central axis of the rotary cutter head 11 and the included angle between the inverted outer corner cutting edge 142 and the central axis of the rotary cutter head 11 are both 15 °. Each of the inner chamfer blade 131 and the outer chamfer blade 141 includes a connecting portion fixedly connected to the corresponding holder 16, a cutting portion for chamfering, and a supporting portion integrally connected between the connecting portion and the cutting portion, the inner chamfer blade 132 and the outer chamfer blade 142 are respectively located at the cutting portion of the inner chamfer blade 131 and the cutting portion of the outer chamfer blade 141, and the cutting portions are integrally formed with the corresponding supporting portions and have a hook-shaped structure. In this embodiment, one end of the inverted inner angle blade 132 close to the rotary cutter disc 11 is farther from the central axis of the rotary cutter disc 11 than the opposite end thereof, and the support portion of the inverted inner angle blade 131 is connected to one end of the inverted inner angle blade 132 far from the rotary cutter disc 11; one end of the chamfered outer corner cutting edge 142 near the rotary cutter disc 11 is closer to the central axis of the rotary cutter disc 11 than the opposite end thereof, and the support portion of the chamfered outer corner cutting edge 141 is connected to one end of the chamfered outer corner cutting edge 142 near the rotary cutter disc 11.
The main cutter assembly 12, the inverted inner angle cutter assembly 13 and the inverted outer angle cutter assembly 14 further include a sliding guide rail 15 fixedly connected with the corresponding cutter holder 16, the sliding guide rail 15 is arranged along the end surface of the rotary cutter disc 11 in a radial sliding manner, and the end surface of the rotary cutter disc 11 is provided with a sliding groove matched with the sliding guide rail 15, that is, the end surface of the output end of the rotary cutter disc 11 is provided with a sliding groove matched with the sliding guide rail 15. A spring 19 is arranged between one end of the sliding guide rail 15 opposite to the tool holder 16 and the rotary cutter disc 11, namely, the spring 19 is arranged between one end of the sliding guide rail 15 far away from the tool holder 16 and the rotary cutter disc 11, and the spring 19 is a compression spring. The connecting end of the rotary cutter disc 11 and the spring is close to the cutter frame 16. The end of the slide rail 15 opposite to the tool holder 16 is provided with a spring adjusting support 151 for fixedly mounting the spring 19, and the corresponding end of the slide rail 15 is provided with a plurality of adjusting holes 152 for mounting the spring adjusting support 151 along the axial direction of the slide rail 15, and in the present embodiment, the number of the adjusting holes 152 is 3.
The outer side of the rotary cutter disc 11 is coaxially provided with an adjusting cone 17, i.e. the outer side of the rotary cutter disc 11 is coaxially provided with the adjusting cone 17. The sliding guide rail 15 is connected with the inner side surface of the adjusting cone 17 in a sliding way through a roller. The inner side surface of the adjusting cone 17 is provided with a thrust key 171 matched with the roller, and the axis of the thrust key 171 is parallel to one of the generatrices of the adjusting cone 17. The inner diameter of the adjusting cone 17 is enlarged along the sliding direction of the round pipe to be cut. In this embodiment, the included angle between the generatrix of the adjusting cone 17 and the central axis thereof is 45 °, so that the distance of axial movement of the adjusting cone 17 may be equal to the distance of radial movement of the cutter assembly. The supporting and guiding mechanisms 18 are arranged between the adjusting cone 17 and the rotary cutter head, the number of the supporting and guiding mechanisms 18 is multiple, the supporting and guiding mechanisms 18 are uniformly arranged along the circumferential direction, in the embodiment, the number of the supporting and guiding mechanisms 18 is 4, each supporting and guiding mechanism 18 comprises a fixed sleeve fixedly arranged at the small-diameter end of the adjusting cone 17 and a guide shaft fixedly arranged at the corresponding end surface of the rotary cutter head 11, the central axis of each guide shaft is on the same straight line with the central axis of the corresponding fixed sleeve, the straight line is parallel to the central axis of the rotary cutter head 11, and the free end of each guide shaft slides along the corresponding fixed sleeve. The central axis of the rotary cutter head 11 is provided with a through hole for penetrating through a round pipe to be cut.
As shown in fig. 1-4, the working process of the present invention is: the adjusting cone 17 moves along the sliding direction of the cutting round tube, the thrust key 171 on the inner side presses the sliding guide rail to the center of the rotary cutter disc 11, so that the cutting blade 122, the inverted inner angle blade 132 and the inverted outer angle blade 142 can approach the round tube to be cut, and simultaneously the rotary cutter disc is rotated, the rotary cutter disc drives the main cutter assembly 12, the inverted inner angle cutter assembly 13 and the inverted outer angle cutter assembly 14 to rotate, the round tube to be cut is simultaneously cut, the inverted outer angle and the inverted inner angle processes are performed, burrs are eliminated, after the cutting is finished, the cutting blade 122, the inverted inner angle blade 132 and the inverted outer angle blade 142 are far away from the round tube (i.e. retracting), one end of the sliding guide rail 15, which is connected with the adjusting cone, can be guaranteed to be always in contact with the adjusting cone under the action of the spring 19, and the feeding mechanism can be guaranteed to operate the round tube at any time. The utility model discloses save the later stage to the pipe that the cutting was accomplished burring alone, the process of falling the exterior angle, falling the interior angle, saved the cutting time of cost of labor and pipe.
The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. A circular tube cutting device is characterized by comprising a rotary cutter disc, a main cutter assembly, an inverted inner angle cutter assembly and an inverted outer angle cutter assembly, wherein the main cutter assembly, the inverted inner angle cutter assembly and the inverted outer angle cutter assembly are arranged along the circumferential direction of the rotary cutter disc;
the main cutter assembly, the interior angle cutter assembly of falling with the exterior angle cutter assembly all includes the blade and is used for installing the knife rest of blade, the cutting edge of the blade of interior angle cutter assembly with between the central axis of rotary-cut blade disc, the cutting edge of the blade of exterior angle cutter assembly with all there is the contained angle between the central axis of rotary-cut blade disc.
2. The round tube cutting device as claimed in claim 1 wherein the number of the main cutter assemblies is two, the two sets of the main cutter assemblies being disposed diametrically opposite each other, the inner chamfer cutter assembly and the outer chamfer cutter assembly being disposed diametrically opposite each other.
3. The pipe cutting apparatus of claim 2 wherein the blades of the two sets of primary cutter assemblies have different lengths.
4. The circular tube cutting apparatus of claim 1 wherein the included angle between the cutting edges of the blades of the inverted inside angle cutter assembly and the central axis of the rotary cutter head and the included angle between the cutting edges of the blades of the inverted outside angle cutter assembly and the central axis of the rotary cutter head are each in the range of 5 ° to 35 °.
5. The circular tube cutting apparatus of claim 4 wherein the included angle between the cutting edges of the blades of the inverted inner angle cutter assembly and the central axis of the rotary cutter head and the included angle between the cutting edges of the blades of the inverted outer angle cutter assembly and the central axis of the rotary cutter head are both 15 °.
6. The circular tube cutting device according to claim 1, wherein the main cutter assembly, the internal chamfer cutter assembly and the external chamfer cutter assembly further comprise sliding guide rails fixedly connected with the corresponding tool holders, the sliding guide rails are arranged along the end surface of the rotary cutter disc in a radial sliding manner, and the end surface of the rotary cutter disc is provided with a sliding groove matched with the sliding guide rails;
a spring is arranged between one end of the sliding guide rail, which is opposite to the tool rest, and the rotary cutter disc;
an adjusting cone is coaxially arranged outside the rotary cutter disc.
7. The round tube cutting device as claimed in claim 6, wherein the sliding guide rail is slidably connected with the inner side surface of the adjusting cone through a roller.
8. The round tube cutting device as claimed in claim 6, wherein a spring adjusting support for fixedly mounting the spring is provided at an end of the sliding guide rail opposite to the tool holder, and a plurality of adjusting holes for mounting the spring adjusting support are provided at a corresponding end of the sliding guide rail along an axial direction of the sliding guide rail.
9. A circular tube cutting device as claimed in claim 6, wherein the inner diameter of the adjusting cone becomes larger along the sliding direction of the circular tube to be cut.
10. The round tube cutting device as claimed in claim 9, wherein the angle between the generatrix of the adjustment cone and the central axis thereof is 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022655633.XU CN214724541U (en) | 2020-11-17 | 2020-11-17 | Round tube cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022655633.XU CN214724541U (en) | 2020-11-17 | 2020-11-17 | Round tube cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214724541U true CN214724541U (en) | 2021-11-16 |
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ID=78617582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022655633.XU Active CN214724541U (en) | 2020-11-17 | 2020-11-17 | Round tube cutting device |
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| CN (1) | CN214724541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536430A (en) * | 2022-03-17 | 2022-05-27 | 三杰节能新材料股份有限公司 | Port circular cutting device of large polyethylene heat-preservation outer protection bent pipe |
-
2020
- 2020-11-17 CN CN202022655633.XU patent/CN214724541U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536430A (en) * | 2022-03-17 | 2022-05-27 | 三杰节能新材料股份有限公司 | Port circular cutting device of large polyethylene heat-preservation outer protection bent pipe |
| CN114536430B (en) * | 2022-03-17 | 2024-03-01 | 三杰节能新材料股份有限公司 | Port circular cutting device of large-scale polyethylene heat preservation outer protection elbow |
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