CN215966593U - Pipeline rotary cutter - Google Patents
Pipeline rotary cutter Download PDFInfo
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- CN215966593U CN215966593U CN202120424146.4U CN202120424146U CN215966593U CN 215966593 U CN215966593 U CN 215966593U CN 202120424146 U CN202120424146 U CN 202120424146U CN 215966593 U CN215966593 U CN 215966593U
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Abstract
The utility model discloses a pipeline rotary cutter and application thereof, and the pipeline rotary cutter consists of a rotary cutter body, wherein the rotary cutter body comprises a seat ring capable of performing rotary cutting on a pipeline; the seat ring is provided with a tool rest assembly; the tool rest assembly comprises a tool rest base plate, a tool adjusting mechanism, a cutting tool holder and a groove tool holder; wherein: the cutter adjusting mechanism is connected with an adjusting hole on the cutter rest base plate through a feed screw rod; the cutting tool holder and the groove tool holder are respectively connected with the tool rest base plate through nuts; the cutting tool holder is connected with the groove tool holder through the connecting plate, and the cutting tool holder can accurately position a cut pipeline, realizes a quick, stable and safe cutting process, and meets the requirement of high-efficiency production.
Description
Technical Field
The utility model relates to equipment for processing a pipeline, in particular to a rotary cutter for the pipeline.
Background
In the process of repairing and pulling out the well in the underground operation, the possibility of being blocked often exists, and particularly, the situation that the lower coupling of the oil pipe is just positioned below the rotary table surface and the upper coupling is too high to cause the oil pipe to be difficult to unload is solved. There is also a greater risk of well control for wellheads that do not have kill lines connected. Particularly, the technical problem that the pipe column is clamped and cannot freely move up and down in the process of well repairing and pipe column lifting is difficult to solve because the position of the upper coupling of the oil pipe is too high or the lower coupling cannot be disassembled on the surface of the rotary table at one time. In the prior art, the oil pipe is sawed off at a proper position above the surface of a rotary table manually so as to facilitate the next treatment. And manual sawing of the oil pipe is long in time consumption, so that the wellhead is not easily controlled, and meanwhile, the manual cutting also has safety risks to operating personnel.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems in the prior art, the utility model provides the rotary cutting machine for the pipeline and the processing method thereof.
In order to solve the problems in the prior art, the utility model adopts the following technical scheme:
a rotary cutter for pipelines consists of a rotary cutter body, wherein the rotary cutter body comprises a seat ring capable of rotary cutting the pipelines; the seat ring is provided with a tool rest assembly; the tool rest assembly comprises a tool rest base plate, a tool adjusting mechanism, a cutting tool holder and a groove tool holder; wherein: the cutter adjusting mechanism is connected with an adjusting hole on the cutter rest base plate through a feed screw rod; the cutting tool holder and the groove tool holder are respectively connected with the tool rest base plate through nuts; the cutting tool holder is connected with the groove tool holder through a connecting plate.
Further, the seat ring is a split mechanism and comprises a first half ring and a second half ring; the first half-turn is connected with the second half-turn by a fastener; a first gear ring is arranged on the first half ring; and a second gear ring is arranged on the second half ring.
Further, a wedge-shaped adjusting block is arranged between the knife adjusting mechanism and the side wall of the knife rest bottom plate, and a dustproof cover is arranged on the knife adjusting mechanism; wherein: the cutter adjusting mechanism comprises a cutter feeding gear, a bearing seat and a deep groove ball bearing; the deep groove ball bearing is connected with the bearing seat through a positioning pin; the feed gear bushing is connected with the bearing seat through hole; the bearing block is connected with the feeding screw rod through a flat key; and a check ring is arranged between the flat key and the bearing seat.
Further, a wedge-shaped adjusting block is arranged between the knife adjusting mechanism and the side wall of the knife rest bottom plate, and a dustproof cover is arranged on the knife adjusting mechanism; wherein: the cutter adjusting mechanism comprises a cutter feeding gear, a bearing seat and a deep groove ball bearing; the deep groove ball bearing is connected with the bearing seat through a positioning pin; the feed gear bushing is connected with the bearing seat through hole; the bearing block is connected with the feeding screw rod through a flat key; and a check ring is arranged between the flat key and the bearing seat.
Further, the rotary cutting body further comprises a feeding mechanism, the feeding mechanism is connected with the seat ring, wherein: the feeding mechanism comprises a pull-off bracket, a cutter feeding seat and a feeding pull pin; the feeding pull pin is connected with the feed seat through a pull-off bracket and a feed wheel stop block in sequence; and the pull-off bracket is provided with a contracting piece.
Further, the rotary-cut body further comprises a clamping part; the clamping portion is disposed on an inner diameter of the race, wherein: the clamping part comprises an expansion block, an expansion claw and an expansion rod; the expansion block is connected with the expansion claw through a screw, the expansion rod is connected with the expansion claw through a connecting hole, and the expansion claw is connected with the seat ring through a screw.
Further, the rotary-cut body still actuating mechanism, actuating mechanism and seat circle are connected, wherein: the driving mechanism can be in an air-electricity interchange driving mode.
Advantageous effects
1. The split seat ring can realize accurate positioning of pipelines at different positions, and overcomes the technical problem that the clamped pipeline is difficult to cut in the prior art;
2. according to the utility model, the processing procedure of freely cutting and exchanging the pipeline is realized through the tool rest assembly, and the technical problems of complex and fussy pipeline processing procedure and low efficiency in the prior art are solved; particularly, the cutter head is driven by the bottom plate frame to rotate and is fixed on the base and the driving mechanism, the driving mechanism performs dynamic rotation to provide torque to drive the cutter adjusting mechanism to rotate, and the cutter feeding mechanism is stirred along with the rotation of the cutter adjusting mechanism to form rotary precession, so that the purpose of automatic cutter feeding is achieved.
3. The utility model has the advantages of ingenious design and reasonable structure, and is suitable for popularization and application.
Drawings
FIG. 1 is a schematic view of a rotary cutting machine for pipes according to the present invention;
fig. 2 is a schematic view of a seat ring structure of a rotary cutting machine for pipes according to the present invention;
fig. 3 is a schematic structural view of a tool holder assembly of a rotary cutting machine for pipes according to the present invention;
fig. 4 is a schematic structural view of a feeding mechanism in a rotary cutting machine for pipes according to the present invention.
The specific implementation mode is as follows:
the techniques and methods of the present invention are described in detail below with reference to examples and figures, which are provided to illustrate the components of the present invention and are not intended to limit the scope of the utility model.
As shown in fig. 1, the present invention provides a rotary cutting machine for a pipeline, which is composed of a rotary cutting machine body, wherein the rotary cutting machine body comprises a seat ring 101 capable of performing rotary cutting on the pipeline; the seat ring 101 is a split mechanism, and a tool rest assembly 201 is arranged on the seat ring 101; the seat ring is provided with a feeding mechanism 301; a hanging ring 401 is arranged on the outer diameter of the seat ring; a clamping part 501 capable of clamping a pipeline is arranged on the inner diameter of the seat ring; the outer diameter of the seat ring is further provided with a driving mechanism 601, and the driving mechanism 601 can be driven in an air-electricity interchange mode.
As shown in fig. 2, the race 101 includes a first half-turn 102 and a second half-turn 103; the first half-turn 102 is connected to the second half-turn 103 by fasteners 106; a first gear ring 104 is arranged on the first half ring 102; a second gear ring 105 is arranged on the second half ring 103; the first half-ring 102 and the second half-ring 103 are respectively provided with a clamping part 501 on the inner diameter. The first half-turn 102 has an inner radius with axially symmetrically arranged clamping portions (501a,501b), and the second half-turn 103 has an inner radius with axially symmetrically arranged clamping portions (501c,501d), wherein: each of the clamping portions (501a,501b, 501c,501d) includes an expansion block 502, an expansion claw 503, and an expansion lever 504; the expansion block 502 is connected with the expansion claw 504 through a screw, the expansion rod 504 is connected with the expansion claw 503 through a connecting hole, and the expansion claw 502 is connected with the seat ring 101 through a screw.
As shown in fig. 3, the tool holder assembly 201 includes a tool holder base plate 202, a tool setting mechanism 203, a cutting tool holder 204, and a groove tool holder 205; wherein: the tool rest base plate 202 is of a concave structure, and an adjusting hole 218 is formed in the concave part of the base plate; the knife adjusting mechanism 203 is connected with an adjusting hole 218 on the knife rest base plate 202 through a feed screw rod 206; the cutting tool holder 204 and the groove tool holder 205 are connected to the tool holder base plate 202 by nuts, respectively; the cutting holder 204 is connected to the beveling holder 205 by a connector plate 207. A wedge-shaped adjusting block 208 is arranged between the knife adjusting mechanism 203 and the side wall of the knife rest base plate 202, and a dustproof cover 209 is arranged on the knife adjusting mechanism 203; a white steel panel 219 is arranged on one side of the groove tool holder 205; wherein: the cutter adjusting mechanism 203 comprises a cutter feeding gear 211, and the cutter feeding gear 211 is a square hole gear; bearing seats 212 and deep groove ball bearings 213; the deep groove ball bearing 213 is connected with the bearing seat 212 through a positioning pin 214; the feed gear 211 is connected with the bearing seat 212 through a through hole by a bushing 215; the bearing seat 212 is connected with the feed screw 206 through a flat key 216; a retainer ring 217 is arranged between the flat key 216 and the bearing seat 201. A white steel panel 219 is provided on one side of the groove toolholder 205.
As shown in fig. 4, the rotary cutting body further includes a feeding mechanism 301, the feeding mechanism 301 is connected to the seat 101, wherein: the feeding mechanism 301 comprises a pull-out bracket 302, a cutter feeding seat 303 and a feeding pull pin 304; the feeding pull pin is connected with the feed holder 303 sequentially through a pull-off bracket 302 and a feed wheel stop block 306; the pull-off bracket 302 is provided with a tightening piece 307.
The utility model can also carry out rotary cutting processing on the pipeline through the following steps:
s1, driving the first gear ring 104 and the second gear ring 105 by using an inverse square head wrench to enable the first half-ring 102 and the second half-ring 103 to be sleeved into the pipeline for cutting again along the folding line;
s2, connecting the first half-turn 102 and the second half-turn 103 with a clamping pipeline through a fastener 106, and selecting the cutter adjusting mechanism 203 according to production requirements;
s3, adjusting the knife adjusting mechanism 203 to a position about 1mm away from the highest point of the outer diameter of the pipeline;
s4, adjusting the feeding mechanism 301 to ensure automatic feeding and idle feeding
S5, when the cutting tool holder 204 cuts into the pipe column at least 1mm deep, the groove tool holder 205 is adjusted into the following position, and the cutting effect of one tool and the groove effect of one tool are achieved; if the pipe is to be cut only, two cutting blades are provided in the cutting tool holder 204; when the pipe orifice is flat and does not need to be cut off, two beveling cutters are arranged in the beveling cutter holder 205 for processing;
s6, the cutting tool holder 204 and the groove tool holder 205 do not enable the tool holder to slide out of the red marked line of the tool holder base in an exceeding stroke;
s7, the driving mechanism 601 is started to process the pipeline.
The present invention is not limited to the above-described embodiments. The foregoing description of the specific embodiments is intended to describe and illustrate the technical solutions of the present invention, and the above specific embodiments are merely illustrative and not restrictive. Those skilled in the art can make many changes and modifications to the utility model without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (6)
1. A rotary cutting machine for pipelines is composed of a rotary cutting machine body and is characterized in that: the rotary cutter body comprises a seat ring capable of performing rotary cutting on the pipeline; the seat ring is provided with a tool rest assembly; the tool rest assembly comprises a tool rest base plate, a tool adjusting mechanism, a cutting tool holder and a groove tool holder; wherein: the cutter adjusting mechanism is connected with an adjusting hole on the cutter rest base plate through a feed screw rod; the cutting tool holder and the groove tool holder are respectively connected with the tool rest base plate through nuts; the cutting tool holder is connected with the groove tool holder through a connecting plate.
2. A rotary cutting machine for pipes according to claim 1, wherein: the seat ring is a split mechanism and comprises a first half ring and a second half ring; the first half-turn is connected with the second half-turn by a fastener; a first gear ring is arranged on the first half ring; and a second gear ring is arranged on the second half ring.
3. A rotary cutting machine for pipes according to claim 1, wherein: a wedge-shaped adjusting block is arranged between the knife adjusting mechanism and the side wall of the knife rest bottom plate, and a dustproof cover is arranged on the knife adjusting mechanism; wherein: the cutter adjusting mechanism comprises a cutter feeding gear, a bearing seat and a deep groove ball bearing; a bush is arranged on the feed gear; the deep groove ball bearing is connected with the bearing seat through a positioning pin; the bearing seat is connected with a bush of the feed gear through a through hole; the bearing block is connected with the feeding screw rod through a flat key; and a check ring is arranged between the flat key and the bearing seat.
4. A rotary cutting machine for pipes according to claim 3, wherein: a wedge-shaped adjusting block is arranged between the knife adjusting mechanism and the side wall of the knife rest bottom plate, and a dustproof cover is arranged on the knife adjusting mechanism; wherein: a bush is arranged on the feed gear; the deep groove ball bearing is connected with the bearing seat through a positioning pin; the bearing seat is connected with a bush of the feed gear through a through hole; the bearing block is connected with the feeding screw rod through a flat key; and a check ring is arranged between the flat key and the bearing seat.
5. A rotary cutting machine for pipes according to any one of claims 1 to 4, wherein: the rotary cutting machine body further comprises a feeding mechanism, the feeding mechanism is connected with the seat ring, wherein: the feeding mechanism comprises a pull-off bracket, a cutter feeding seat and a feeding pull pin; the feeding pull pin is connected with the feed seat through a pull-off bracket and a feed wheel stop block in sequence; and the pull-off bracket is provided with a contracting piece.
6. A rotary cutting machine for pipes according to claim 5, wherein: the rotary cutter body further comprises a driving mechanism, the driving mechanism is connected with the seat ring, wherein: the driving mechanism can be in an air-electricity interchange driving mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120424146.4U CN215966593U (en) | 2021-02-26 | 2021-02-26 | Pipeline rotary cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120424146.4U CN215966593U (en) | 2021-02-26 | 2021-02-26 | Pipeline rotary cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215966593U true CN215966593U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120424146.4U Active CN215966593U (en) | 2021-02-26 | 2021-02-26 | Pipeline rotary cutter |
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| Country | Link |
|---|---|
| CN (1) | CN215966593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115870562A (en) * | 2023-03-08 | 2023-03-31 | 贵州航宇科技发展股份有限公司 | Cutting anti-falling device and barrel cutting method |
-
2021
- 2021-02-26 CN CN202120424146.4U patent/CN215966593U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115870562A (en) * | 2023-03-08 | 2023-03-31 | 贵州航宇科技发展股份有限公司 | Cutting anti-falling device and barrel cutting method |
| CN115870562B (en) * | 2023-03-08 | 2023-06-02 | 贵州航宇科技发展股份有限公司 | Cutting anti-falling device and barrel cutting method |
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