CN108942315A - Large torque rotating clamping device - Google Patents
Large torque rotating clamping device Download PDFInfo
- Publication number
- CN108942315A CN108942315A CN201811050607.5A CN201811050607A CN108942315A CN 108942315 A CN108942315 A CN 108942315A CN 201811050607 A CN201811050607 A CN 201811050607A CN 108942315 A CN108942315 A CN 108942315A
- Authority
- CN
- China
- Prior art keywords
- gear
- lower panel
- rotary
- attachment base
- clamping device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001727 in vivo Methods 0.000 claims description 2
- 239000003208 petroleum Substances 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
It is related to the large torque rotating clamping device of petroleum works machinery, the rotary body connected by link block is in the annular space between the upper and lower panel of rotary support seat, the slip insert of rotary support seat central interior is connect with attachment base, attachment base is connected with eccentric shaft, two gears on eccentric shaft are respectively in the upper lower bottom part of attachment base, hydraulic cylinder is connected in respectively on the pin shaft of rotary support seat and the pin shaft of rotary body, and the latch and buffer spring on rotary support seat lower panel can be connect with oil field operation equipment.The present invention passes through the flexible clamping tubing string of slip insert after connecting with oil field equipment, transmitting torque is big, clamps high reliablity, and structure is simple, the service life is long.
Description
Technical field
The present invention relates to petroleum works machinery fields.
Background technique
In recent years, as the deep and part oil field of unconventional energy resource exploitation has entered intermediary and later stages mining phase, in order to
Guarantee high yield, the stable yields of each oilfield, extraordinary workover treatment is increasingly being, and the requirement to equipment and operation technique is also more next
It is higher, while energy-saving and environmental protection require also to be increasingly stringenter, therefore there is an urgent need to can stable yields, energy-saving and environmental protection, operation covering in oil field
Wide equipment.Hydraulic work equipment becomes deep layer, densification, shale with the operation advantage of its " efficient, environmentally friendly, compact, safe "
The capital equipment of the unconventional development of resources such as oil is applied to the operations such as hydraulic well workover, complete well.
With the development and perfection of operation technique, hydraulic work equipment is more and more to be applied to bore the rotations such as plug, milling work
Industry operating condition.When hydraulic work equipment carries out rotary operation, need to clamp tubing string, and make tubing string and host rotary part same
Step rotation, therefore, the core hold assembly that slips is equipped as hydraulic work, holding capability, which becomes, restricts equipment work capacity
Principal element.The conventional mating slips of hydraulic work equipment is mainly bearing construction, can bear larger axial load, can meet
Equipment lifting transfers tubing string job requirements；But it bears radial load and realizes that rotation holding capability is poor, be unable to satisfy oil field day
The urgent large torque rotary operation demand of benefit.And push up drives, though the products such as iron driller can be carried out high torque rotation and clamp, but deposit
In the drawbacks such as volume is excessive, quality is overweight, structure is complicated, hydraulic work can not be adapted to equip compact operating space to require, it can not
It plays hydraulic work and equips advantage performance.
Summary of the invention
The present invention is intended to provide a kind of large torque rotating clamping device, the device compact appearance, structure be simple, reliability
High, good clamping effect and the tubular column clamping device that can transmit high torque meet hydraulic work equipment rotary operation industry need
It asks.
The present invention realizes above-mentioned purpose by following technical solution
Large torque rotating clamping device, including rotary support seat, rotary body, upper lower gear, slip insert, attachment base, eccentric shaft, partially
Heart gear, hydraulic cylinder, buffer spring, latch, attachment base, pin shaft one, pin shaft two, it is characterised in that: rotary support seat is logical
Crossing the support plate that 3 are divided equally supports connection to form an annular height space, upper and lower panel edge circular upper and lower panel
3 groups of directive wheels divided equally are disposed with, directive wheel and upper and lower panel support connect, and each group of directive wheel is at least a directive wheel,
Each group of directive wheel arranged alongside has a pin shaft one, and there are 3 groups of slip inserts divided equally at the center of upper and lower panel, with slip insert group number
It is connect by dovetail groove with dovetail convex block between identical attachment base and slip insert, about two circular rotary bodies are in top and bottom
In the annular space of plate, be rotated up and down between body it is affixed with 3 link block divided equally supports respectively, following rotator equally respectively with
3 link block supports divided equally are affixed, and the side of link block is disposed with pin shaft two, and rotary body is revolving meber, is rotated up and down in vivo
There are 3 interruptions or continuous tooth on circle respectively, 3 eccentric shafts divided equally are connected in the circular groove of upper and lower panel, each
Be connected with two gears and an attachment base up and down on eccentric shaft, upper and lower two gears respectively between attachment base, gear with it is upper
Gear engagement on rotary body, lower gear are engaged with the gear of following rotator, and hydraulic cylinder connects with pin shaft one and pin shaft two respectively
It connects, the bottom of lower panel, which is divided equally, 3 latch, has buffer spring outside latch.
Supporting block and directive wheel are set as 3 groups or 3 groups or more in rotary support seat；
Directive wheel is 1 or 1 or more in rotary support seat；
The slip insert at the center of upper and lower panel is 3 groups or 3 groups or more；
Rotary body gear and lower gear can be a gear wheel；
Two eccentric gears of rotary body gear internal messing can be a large eccentricity gear.
The invention has the benefit that
1. by directive wheel in rotary support seat to rotary body radial positioning, it is ensured that automatic centering when rotary body clamps tubing string, folder
Holding effect fruit is good.
2. rotary body guide groove tangential direction clamps tubing string with slip insert with slip insert running track wire clamp angle a and gradually subtracts
Small, slip insert can generate reverse self-locking function after clamping tubing string, and transmitting torque is big, clamps high reliablity.
3. being rotated using rotary body, and then being engaged and transmitted by gear, angular displacement is converted into displacement of the lines, structure is simple,
Compact appearance, high transmission accuracy.
4. rotary support seat latch outer end is cased with buffer spring, effectively avoid equipment by tubing string axial impact loading,
Improve product service life.
Detailed description of the invention
Fig. 1 is main view of the present invention；
Fig. 2 is A-A figure；
Fig. 3 is A-A main body figure；
Fig. 4 is axonometric drawing of the present invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
The supporting block 1.4 divided equally referring to Fig. 1-4,3 group by the round top panel 1.1 of rotary support seat 1 and lower panel 1.2 into
An annular height space is formed after row support connection, the bottom of each supporting block 1.4 is connected by bolt and lower panel 1.2
It connects, top is connect by 3 bolts with top panel 1.1, and top panel 1.1 and 1.2 outer edge of lower panel are disposed with 3 groups of leading respectively
To wheel 1.3,1.3 bottom of directive wheel is connect by bolt with lower panel 1.2, and top is connect by 3 bolts with top panel 1.1,
The arranged alongside of each group of guide roller 1.3 has a pin shaft 1, and the center of top panel 1.1 and lower panel 1.2 has 3 groups to divide equally
Slip insert 5,3 divide equally attachment bases 3 and 3 group respectively slip insert 5 connect by dovetail groove and dovetails, about two circles
For the rotary body 2 of shape respectively by the support connection of link block 2.3 welded therewith, rotary body 2 is revolving meber, the rotary body 2 on top
There are 3 intermittent gears 2.1 divided equally in inner circle, there are 3 intermittent lower gears divided equally in the inner circle of the rotary body 2 of lower part
2.2,3 eccentric shafts divided equally are connected in the circular groove of top panel 1.1 and lower panel 1.2, each attachment base 3 has
One eccentric shaft has about 2 eccentric wheels 4 and an attachment base 3 on each eccentric shaft, and the eccentric wheel 4 on a top is even
The top of joint chair 3, in the bottom of attachment base 3, the eccentric wheel 4 on 3 top is rotated with top the eccentric wheel 4 of another lower part respectively
3 gears 2.1 of body engage, and the eccentric wheel 4 of 3 lower parts is engaged with 3 lower gears 2.2 in the rotary body 2 of lower part respectively, and 3
Pin shaft 2 2.4 is evenly arranged on the edge of lower part rotary body 2,36 one end of hydraulic cylinder respectively with the pin shaft one on lower panel 1.2
1.5 connections, the other end are connect with 3 pin shafts 2 2.4 respectively, and the bottom of plate 1.2, which is divided equally, below rotary support seat 1 has 3 to stop
Dynamic pin 7, the outside of latch 7 is cased with buffer spring 8.
When work, plate 1.2 below rotary support seat 1 is connect with oil field equipment by latch 7 and buffer spring 8,
Hydraulic cylinder 6 is flexible to drive two rotary bodies 2 to rotate, and two rotary bodies 2 pass through the gear 2.1 and lower gear in its inner circle
2.2 engage drive eccentric gear 4 with 2 eccentric gears 4 respectively rotates, and then passes through eccentric shaft and drive attachment base 3 and slip insert 5
Realize flexible pinching action, when oil field operation equipment rotary operation, which clamps tubing string and simultaneously transmit torque, realizes tubing string and makees
Industry equipment synchronous rotary function.
Claims (6)
1. large torque rotating clamping device, including rotary support seat, rotary body, upper lower gear, slip insert, attachment base, eccentric shaft,
Eccentric gear, hydraulic cylinder, buffer spring, latch, attachment base, pin shaft one, pin shaft two, it is characterised in that: rotary support seat
Circular upper and lower panel is supported connection to form an annular height space, top and bottom edges of boards by the support plate divided equally by 3
Edge is disposed with 3 groups of directive wheels divided equally, and directive wheel and upper and lower panel support connect, and each group of directive wheel is at least a guiding
Wheel, each group of directive wheel arranged alongside have a pin shaft one, and there are 3 groups of slip inserts divided equally at the center of upper and lower panel, with slip insert
It is connect by dovetail groove with dovetail convex block between the identical attachment base of group number and slip insert, about two circular rotary bodies are upper
In the annular space of lower panel, it is rotated up and down between body affixed with 3 link block divided equally supports respectively, following rotator is equally divided
Not affixed with 3 link block divided equally supports, the side of link block is disposed with pin shaft two, and rotary body is revolving meber, is rotated up and down
There are 3 interruptions or continuous tooth on circle respectively in vivo, 3 eccentric shafts divided equally are connected in the circular groove of upper and lower panel, often
It is connected with two gears and an attachment base up and down on one eccentric shaft, upper and lower two gears are respectively between attachment base, gear
Engaged with the gear on upper rotary body, lower gear is engaged with the gear of following rotator, hydraulic cylinder respectively with pin shaft one and pin shaft
Two connections, the bottom of lower panel, which is divided equally, 3 latch, has buffer spring outside latch.
2. large torque rotating clamping device according to claim 1, it is characterised in that: supporting block and led in rotary support seat
3 groups or 3 groups or more are set as to wheel.
3. large torque rotating clamping device according to claim 1, it is characterised in that: directive wheel is 1 in rotary support seat
It is a or 1 or more.
4. large torque rotating clamping device according to claim 1, it is characterised in that: the slip insert at the center of upper and lower panel
It is 3 groups or 3 groups or more.
5. large torque rotating clamping device according to claim 1, it is characterised in that: rotary body gear and lower gear can
For a gear wheel.
6. large torque rotating clamping device according to claim 1, it is characterised in that: two of rotary body gear internal messing
Eccentric gear can be an eccentric gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811050607.5A CN108942315A (en) | 2018-09-10 | 2018-09-10 | Large torque rotating clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811050607.5A CN108942315A (en) | 2018-09-10 | 2018-09-10 | Large torque rotating clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108942315A true CN108942315A (en) | 2018-12-07 |
Family
ID=64476333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811050607.5A Pending CN108942315A (en) | 2018-09-10 | 2018-09-10 | Large torque rotating clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108942315A (en) |
Citations (19)
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|---|---|---|---|---|
| CN2044639U (en) * | 1989-01-16 | 1989-09-20 | 肖乐 | Seated back clamp |
| EP0402680A1 (en) * | 1989-06-13 | 1990-12-19 | Ascom Hasler AG | Clamping device for holding a tool or a work piece |
| CN2103633U (en) * | 1991-09-04 | 1992-05-06 | 焦玉贞 | Tool clamping device in petroleum well |
| US5178046A (en) * | 1990-08-09 | 1993-01-12 | Teijin Seiki Co., Ltd. | Screw fastening device |
| CN2154343Y (en) * | 1993-05-26 | 1994-01-26 | 杨春会 | Planetary claw double-way clamping sturture of power pliers |
| US5566769A (en) * | 1994-10-31 | 1996-10-22 | Eckel Manufacturing Company, Inc. | Tubular rotation tool for snubbing operations |
| CN2463532Y (en) * | 2000-11-17 | 2001-12-05 | 金红玲 | Pneumatic casing back-up tongs |
| DE10135456C1 (en) * | 2001-07-20 | 2002-10-31 | Rothenberger Werkzeuge Ag | Clamping device for rotational machining of work-pieces has pivoting gripping jaws which are mirror-symmetrical to their symmetry planes |
| CN2620077Y (en) * | 2003-05-01 | 2004-06-09 | 王政权 | Hydraulic power tongs for disconnecting sucker rod coupling |
| CN101987439A (en) * | 2009-07-30 | 2011-03-23 | 河南省中原内配股份有限公司 | Eccentric wheel type automatic centering device |
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| CN203213981U (en) * | 2013-04-23 | 2013-09-25 | 宝鸡石油机械有限责任公司 | Laterally-opened hydraulic elevator of drilling machine |
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-
2018
- 2018-09-10 CN CN201811050607.5A patent/CN108942315A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2044639U (en) * | 1989-01-16 | 1989-09-20 | 肖乐 | Seated back clamp |
| EP0402680A1 (en) * | 1989-06-13 | 1990-12-19 | Ascom Hasler AG | Clamping device for holding a tool or a work piece |
| US5178046A (en) * | 1990-08-09 | 1993-01-12 | Teijin Seiki Co., Ltd. | Screw fastening device |
| CN2103633U (en) * | 1991-09-04 | 1992-05-06 | 焦玉贞 | Tool clamping device in petroleum well |
| CN2154343Y (en) * | 1993-05-26 | 1994-01-26 | 杨春会 | Planetary claw double-way clamping sturture of power pliers |
| US5566769A (en) * | 1994-10-31 | 1996-10-22 | Eckel Manufacturing Company, Inc. | Tubular rotation tool for snubbing operations |
| CN2463532Y (en) * | 2000-11-17 | 2001-12-05 | 金红玲 | Pneumatic casing back-up tongs |
| DE10135456C1 (en) * | 2001-07-20 | 2002-10-31 | Rothenberger Werkzeuge Ag | Clamping device for rotational machining of work-pieces has pivoting gripping jaws which are mirror-symmetrical to their symmetry planes |
| CN2620077Y (en) * | 2003-05-01 | 2004-06-09 | 王政权 | Hydraulic power tongs for disconnecting sucker rod coupling |
| CN101987439A (en) * | 2009-07-30 | 2011-03-23 | 河南省中原内配股份有限公司 | Eccentric wheel type automatic centering device |
| CN102061898A (en) * | 2009-11-12 | 2011-05-18 | 吴立中 | Rear tong head clamping mechanism of micro-damage screwing machine |
| CN202428226U (en) * | 2012-01-12 | 2012-09-12 | 成都大宏立机器制造有限公司 | Fixing fixture for lathe machining |
| CN102581619A (en) * | 2012-02-06 | 2012-07-18 | 天津理工大学 | Machining equipment for high-grade steel pipe end surfaces with large apertures and wall thicknesses |
| CN203330909U (en) * | 2013-04-02 | 2013-12-11 | 天津市热处理研究所有限公司 | Hardness detection jig of thermal treatment rod parts |
| CN203213981U (en) * | 2013-04-23 | 2013-09-25 | 宝鸡石油机械有限责任公司 | Laterally-opened hydraulic elevator of drilling machine |
| CN205129666U (en) * | 2015-11-16 | 2016-04-06 | 三峡大学 | Connecting rod formula is revolved from reinforcement and is pressed from both sides device |
| CN205400619U (en) * | 2016-03-09 | 2016-07-27 | 南通金牛机械制造有限公司 | From lock elevator |
| CN207546826U (en) * | 2017-11-20 | 2018-06-29 | 苏州乔亚机械科技有限公司 | A kind of reduction gearing fixture |
| CN207122294U (en) * | 2017-11-24 | 2018-03-20 | 大庆市华禹石油机械制造有限公司 | A kind of decentralized wellhead locked by spring catch |
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| Title |
|---|
| 蔡春源: "《新编机械设计手册》", 辽宁科学技术出版社, pages: 577 - 578 * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |