CN213540314U - Anchoring device for cutting machine - Google Patents
Anchoring device for cutting machine Download PDFInfo
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- CN213540314U CN213540314U CN202121224421.4U CN202121224421U CN213540314U CN 213540314 U CN213540314 U CN 213540314U CN 202121224421 U CN202121224421 U CN 202121224421U CN 213540314 U CN213540314 U CN 213540314U
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- lead screw
- push rod
- push
- anchoring
- arm group
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Abstract
The utility model relates to the technical field of downhole operation tools, in particular to an anchoring device for cutting machinery, which comprises a tool barrel, wherein a power mechanism, a transmission mechanism and an anchoring mechanism are arranged in the tool barrel; the power mechanism comprises a motor, the transmission mechanism comprises a lead screw, a lead screw sleeve, a lead screw outer barrel and a push rod, the anchoring mechanism comprises a V-shaped folding arm group, anchor teeth, a sliding block, a first separation blade and a first disc spring, the anchor teeth are hinged to the middle of the V-shaped folding arm group, a through groove for the anchor teeth to pass in and out is formed in the tool barrel, the upper end of the V-shaped folding arm group is hinged to the tool barrel, and the lower end of the V-shaped folding arm group is hinged to the sliding block. The motor drives the lead screw to rotate, the lead screw is in threaded fit with the lead screw sleeve, the lead screw sleeve moves up and down, the lead screw sleeve drives the sliding block to move up and down through the push rod, and the V-shaped folding arm group is driven to be folded in a V shape or unfolded in a straight shape, so that the anchor teeth are controlled to stretch out and retract, and the anchoring and the releasing of the cutting machine are realized.
Description
Technical Field
The utility model relates to an in pit operation instrument technical field, concretely relates to anchoring device for cutting machine tool.
Background
At present, the anchoring cutting tool used in the oil field downhole operation tool adopts hydraulic pressure as power to anchor, however, the hydraulic pressure is too much lost in the long-distance transmission process from the ground to the bottom, especially under the condition that the downhole environment is relatively complex, the hydraulic pressure is difficult to transmit to the bottom or the transmission pressure is unstable, and the conditions can cause the anchoring failure, so the inventor wants to design an anchoring device with more stable anchoring effect.
Disclosure of Invention
The utility model aims at providing an anchoring device for cutting machine tool to the defect that prior art exists, its is rational in infrastructure, can effectually carry out anchoring to cutting machine tool in the pit to for present used fluid pressure type anchoring mechanism, have higher stability and reliability.
The technical scheme of the utility model is that:
an anchoring device for cutting machinery comprises a tool cylinder body, wherein a power mechanism, a transmission mechanism and an anchoring mechanism are arranged in the tool cylinder body;
the power mechanism comprises a motor which is fixedly connected in the tool cylinder body;
the transmission mechanism comprises a lead screw, a lead screw sleeve, a lead screw outer cylinder and a push rod, the lead screw outer cylinder is positioned in the cavity of the tool cylinder and is arranged below the motor, the lead screw sleeve is fixedly connected in the lead screw outer cylinder, the lead screw is in threaded connection with the lead screw sleeve, the upper end of the lead screw is in transmission connection with a rotating shaft of the motor, and the upper end of the push rod is connected with the lead screw sleeve;
the anchoring mechanism comprises a V-shaped folding arm group, an anchor tooth, a sliding block, a first blocking piece and a first disc spring, the sliding block is positioned in the cavity of the tool cylinder body and is in sliding connection with the push rod, a limiting step is arranged on the periphery of the push rod and positioned above the sliding block, the first blocking piece is positioned below the sliding block and is connected with the push rod, and the first disc spring is supported between the sliding block and the first blocking piece;
the anchor tooth articulates the middle part at V type book arm group, be equipped with the groove that runs through that supplies the anchor tooth to pass in and out on the instrument barrel, the upper end and the instrument barrel of V type book arm group are articulated, and the lower extreme and the slider of V type book arm group are articulated.
Preferably, the V-shaped folding arm groups and the anchor teeth are three groups, and are arranged around the push rod at equal intervals.
Preferably, a speed reducer is connected between the motor and the screw rod.
Preferably, a positioning sleeve is fixedly connected to the lower portion of the first blocking piece in the tool barrel body, the positioning sleeve is connected with the push rod in a sliding mode, and a second disc spring is arranged between the positioning sleeve and the first blocking piece.
Preferably, a second blocking piece is connected to the push rod below the positioning sleeve, and a third disc spring is arranged between the second blocking piece and the positioning sleeve.
Preferably, a buffer mechanism is arranged between the push rod and the screw rod sleeve, and the buffer mechanism comprises a push plate, a nut, a push ring and a limit ring;
the screw cap is connected to the top of the push rod, the push ring is located below the screw cap and is connected to the push rod in a sliding mode, two ends of the push plate are connected with the push ring and the lead screw sleeve respectively, the limiting ring is located below the push ring and is fixedly connected to the push rod, and a fourth disc spring is arranged between the push ring and the limiting ring.
Compared with the prior art, the utility model, have following advantage:
the utility model has the advantages of simple and reasonable structure, drive reduction gear work through the motor, the reduction gear drives the lead screw rotation, rethread lead screw and lead screw cover screw-thread fit, make the lead screw cover can reciprocate, then the lead screw cover passes through the push rod and drives the slider removal, thereby drive V type book arm group is V-arrangement folding or is a style of calligraphy and expandes, control anchor tooth stretches out and withdraws, realize the anchoring to cutting machine tool and remove, for the fluid pressure type anchoring mechanism of present adoption, higher stability and reliability have.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the power mechanism;
FIG. 3 is a schematic structural view of an anchoring mechanism;
in the figure: 1. the tool comprises a tool barrel, 2, a power mechanism, 3, a transmission mechanism, 4, an anchoring mechanism, 5, a buffer mechanism, 201, a motor, 202, a speed reducer, 301, a screw outer barrel, 302, a thrust bearing, 303, a screw, 304, a screw sleeve, 305, a push rod, 401, an anchor tooth, 402, a V-shaped folding arm group, 403, a sliding block, 404, a first baffle, 405, a positioning sleeve, 406, a second baffle, 407, a limiting step, 408, a first disc spring, 409, a second disc spring, 410, a third disc spring, 501, a push plate, 502, a nut, 503, a push ring, 504, a fourth disc spring, 505 and a limiting ring.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1
Referring to fig. 1 to 3, an anchoring device for a cutting machine includes a tool cylinder 1, and a power mechanism 2, a transmission mechanism 3 and an anchoring mechanism 4 are disposed in the tool cylinder 1.
The power mechanism 2 comprises a motor 201, and the motor 201 is fixedly connected in the tool cylinder 1.
The transmission mechanism 3 includes a lead screw 303, a lead screw housing 304, a lead screw outer cylinder 301, and a push rod 305.
The screw outer cylinder 301 is positioned below the intracavity motor 201 of the tool cylinder 1, and the screw sleeve 304 is fixedly connected in the screw outer cylinder 301.
The lead screw 303 is in threaded connection with the lead screw sleeve 304, the upper end of the lead screw 303 is connected with the rotating shaft of the motor 201 through the speed reducer 202, and the upper end of the push rod 305 is connected with the lead screw sleeve 304.
The anchoring mechanisms 4 are three groups and are arranged around the push rod 305 at equal intervals, and the anchoring mechanisms 4 comprise a V-shaped folding arm group 402, anchoring teeth 401, a sliding block 403, a first blocking piece 404 and a first disc spring 408.
The slide block 403 is located in the cavity of the tool cylinder 1 and is connected with the push rod 305 in a sliding manner, and a limit step 407 is arranged on the periphery of the push rod 305 and above the slide block 403.
A first stop piece 404 is connected to the push rod 305 below the slide block 403, and a first disc spring 408 is supported between the slide block 403 and the first stop piece 404.
The anchor teeth 401 are hinged to the middle of the V-shaped folding arm group 402, and a through groove for the anchor teeth 401 to pass in and out is formed in the tool cylinder 1.
The upper end of the V-shaped folding arm set 402 is hinged with the tool cylinder 1, and the lower end of the V-shaped folding arm set 402 is hinged with the sliding block 403.
The working principle is as follows:
the motor 201 drives the speed reducer 202 to work, the speed reducer 202 drives the lead screw 303 to rotate, and the lead screw 303 is in threaded fit with the lead screw sleeve 304, so that the lead screw sleeve 304 can move up and down;
then the screw sleeve 304 drives the sliding block 403 to move up and down through the push rod 305, so as to drive the V-shaped folding arm group 402 to be folded in a V shape or unfolded in a straight line shape, so that the anchor teeth 401 extend out and retract, and the anchoring and the releasing of the cutting machine are realized;
when the push rod 305 moves upwards, the slide block 403 is driven to move upwards, the V-shaped folding arm group 402 is folded into a V shape, and the anchor teeth 401 extend out of the tool cylinder 1 to realize anchoring;
when the push rod 305 moves downwards, the slide block 403 is driven to move downwards, the V-shaped folding arm group 402 extends to be in a straight line shape at the moment, and the anchor teeth 401 retract into the tool cylinder body 1 to release anchoring.
In addition, a thrust bearing 302 can be installed between the screw 303 and the screw outer cylinder 301, the thrust bearing 302 is connected with the upper end of the screw 303 in a sliding mode, and the smoothness of rotation can be improved through the thrust bearing 302.
Example 2
The embodiment is further optimized on the basis of embodiment 1, and specifically comprises the following steps:
a positioning sleeve 405 is arranged below the first blocking piece 404 on the tool cylinder 1, the positioning sleeve 405 is connected with the push rod 305 in a sliding manner, and a second disc spring 409 is arranged between the positioning sleeve 405 and the first blocking piece 404.
A second blocking piece 406 is connected to the push rod 305 below the positioning sleeve 405, and a third disc spring 410 is arranged between the second blocking piece 406 and the positioning sleeve 405.
By adding a plurality of sets of disc springs, the push rod 305 can move upwards, the anchor teeth 401 extend out of the tool cylinder 1 for anchoring, and meanwhile, elastic buffering is performed through the first disc spring 408 and the third disc spring 410;
move down at push rod 305, when anchor tooth 401 withdraws instrument barrel 1, carry out elastic buffer through second dish spring 409, thereby can be right the utility model discloses play the effect of buffering protection.
Example 3
The embodiment is further optimized on the basis of embodiment 1 or embodiment 2, and specifically includes:
a buffer mechanism 5 is arranged between the push rod 305 and the screw sleeve 304, and the buffer mechanism 5 comprises a push plate 501, a nut 502, a push ring 503 and a limit ring 505.
Two ends of the push plate 501 are respectively connected with the push ring 503 and the screw sleeve 304, the limit ring 505 is positioned below the push ring 503 and is fixedly connected to the push rod 305, and a fourth disc spring 504 is arranged between the push ring 503 and the limit ring 505.
Through increasing buffer gear 5, can be when push rod 305 moves down, anchor tooth 401 withdraws instrument barrel 1, carries out the elastic buffer through the cooperation of fourth dish spring 504 and second dish spring 409, and further increase is right the utility model discloses a buffer protection.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the spirit of the present invention, and the changed contents still belong to the protection scope of the present invention.
Claims (6)
1. An anchoring device for cutting machines, comprising a tool cylinder, characterized in that: a power mechanism, a transmission mechanism and an anchoring mechanism are arranged in the tool cylinder;
the power mechanism comprises a motor which is fixedly connected in the tool cylinder body;
the transmission mechanism comprises a lead screw, a lead screw sleeve, a lead screw outer cylinder and a push rod, the lead screw outer cylinder is positioned in the cavity of the tool cylinder and is arranged below the motor, the lead screw sleeve is fixedly connected in the lead screw outer cylinder, the lead screw is in threaded connection with the lead screw sleeve, the upper end of the lead screw is in transmission connection with a rotating shaft of the motor, and the upper end of the push rod is connected with the lead screw sleeve;
the anchoring mechanism comprises a V-shaped folding arm group, an anchor tooth, a sliding block, a first blocking piece and a first disc spring, the sliding block is positioned in the cavity of the tool cylinder body and is in sliding connection with the push rod, a limiting step is arranged on the periphery of the push rod and positioned above the sliding block, the first blocking piece is positioned below the sliding block and is connected with the push rod, and the first disc spring is supported between the sliding block and the first blocking piece;
the anchor tooth articulates the middle part at V type book arm group, be equipped with the groove that runs through that supplies the anchor tooth to pass in and out on the instrument barrel, the upper end and the instrument barrel of V type book arm group are articulated, and the lower extreme and the slider of V type book arm group are articulated.
2. An anchoring device for a cutting machine, according to claim 1, characterized in that: the V-shaped folding arm groups and the anchor teeth are all three groups, and are arranged around the push rod at equal intervals.
3. An anchoring device for a cutting machine, according to claim 1, characterized in that: and a speed reducer is connected between the motor and the screw rod.
4. An anchoring device for a cutting machine, according to claim 1, characterized in that: the tool barrel is characterized in that a positioning sleeve is fixedly connected to the lower portion of the first blocking piece in the tool barrel body, the positioning sleeve is connected with the push rod in a sliding mode, and a second disc spring is arranged between the positioning sleeve and the first blocking piece.
5. An anchoring device for a cutting machine, according to claim 4, characterized in that: and a second blocking piece is connected to the push rod below the positioning sleeve, and a third disc spring is arranged between the second blocking piece and the positioning sleeve.
6. An anchoring device for a cutting machine, according to claim 1, characterized in that: a buffer mechanism is arranged between the push rod and the screw sleeve, and comprises a push plate, a nut, a push ring and a limit ring;
the screw cap is connected to the top of the push rod, the push ring is located below the screw cap and is connected to the push rod in a sliding mode, two ends of the push plate are connected with the push ring and the lead screw sleeve respectively, the limiting ring is located below the push ring and is fixedly connected to the push rod, and a fourth disc spring is arranged between the push ring and the limiting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121224421.4U CN213540314U (en) | 2021-06-03 | 2021-06-03 | Anchoring device for cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121224421.4U CN213540314U (en) | 2021-06-03 | 2021-06-03 | Anchoring device for cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213540314U true CN213540314U (en) | 2021-06-25 |
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ID=76486280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121224421.4U Active CN213540314U (en) | 2021-06-03 | 2021-06-03 | Anchoring device for cutting machine |
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| Country | Link |
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| CN (1) | CN213540314U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263220A (en) * | 2022-09-23 | 2022-11-01 | 西南石油大学 | Cutting tool in chuck anchoring type production string |
| CN116181265A (en) * | 2023-03-22 | 2023-05-30 | 中国地质大学（北京） | Underground electric control cutting tool and application method thereof |
-
2021
- 2021-06-03 CN CN202121224421.4U patent/CN213540314U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263220A (en) * | 2022-09-23 | 2022-11-01 | 西南石油大学 | Cutting tool in chuck anchoring type production string |
| CN115263220B (en) * | 2022-09-23 | 2022-12-13 | 西南石油大学 | Cutting tool in chuck anchoring type production pipe column |
| CN116181265A (en) * | 2023-03-22 | 2023-05-30 | 中国地质大学（北京） | Underground electric control cutting tool and application method thereof |
| CN116181265B (en) * | 2023-03-22 | 2023-11-14 | 中国地质大学（北京） | Underground electric control cutting tool and application method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Zetian Inventor after: Zhang Kai Inventor after: Xu Peng Inventor after: Li Zhenfu Inventor after: Mao Xuewei Inventor after: Liu Zhiming Inventor before: Li Zetian Inventor before: Zhang Kai Inventor before: Fan Yubin Inventor before: Xu Peng Inventor before: Li Zhenfu Inventor before: Mao Xuewei Inventor before: Liu Zhiming |
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| CB03 | Change of inventor or designer information |