CN204163654U - A kind of oild chuck being applicable to special-shaped drill rod - Google Patents

A kind of oild chuck being applicable to special-shaped drill rod Download PDF

Info

Publication number
CN204163654U
CN204163654U CN201420616965.9U CN201420616965U CN204163654U CN 204163654 U CN204163654 U CN 204163654U CN 201420616965 U CN201420616965 U CN 201420616965U CN 204163654 U CN204163654 U CN 204163654U
Authority
CN
China
Prior art keywords
slips
mounting blocks
main shaft
special
drill rod
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.)
Expired - Fee Related
Application number
CN201420616965.9U
Other languages
Chinese (zh)
Inventor
周玉坤
陈录军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHIJIAZHUANG SAINT COAL MINE EQUIPMENT MANUFACTURE CO Ltd
Original Assignee
SHIJIAZHUANG SAINT COAL MINE EQUIPMENT MANUFACTURE CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHIJIAZHUANG SAINT COAL MINE EQUIPMENT MANUFACTURE CO Ltd filed Critical SHIJIAZHUANG SAINT COAL MINE EQUIPMENT MANUFACTURE CO Ltd
Priority to CN201420616965.9U priority Critical patent/CN204163654U/en
Application granted granted Critical
Publication of CN204163654U publication Critical patent/CN204163654U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A kind of oild chuck being applicable to special-shaped drill rod, slips is made up of the slips unit that four structures are identical, the second spring is provided with between adjacent slips unit, adjacent slips unit connects by the second spring, slips unit comprises the suit block of watt shape, the outer wall of suit block is provided with mounting blocks vertically, the upper surface of mounting blocks is provided with lozenges, pushing set comprises fixed end and promote-side, fixed end is fixedly connected with piston, the diameter of promote-side is greater than the diameter of fixed end, and promote-side is sleeved on to be formed outside mounting blocks and with mounting blocks and is slidably matched.Directly can clamp special-shaped drill rod, meet the demand of different working condition, expand the scope of application of rig, arranging of lozenges can make pushing block more laborsaving when being clamped by the suit block of slips.

Description

A kind of oild chuck being applicable to special-shaped drill rod
Technical field
The utility model belongs to gripping mechanism technical field, relates to a kind of chuck, particularly a kind of oild chuck being applicable to special-shaped drill rod.
Background technology
The slips of existing chuck is set with a block by watt shape that three structures are identical and forms, and be only applicable to round drill rod, directly can not clamp special-shaped drill rod, as Three-edged drill stem, rib drill stem, so can not meet the demand of different working condition, the scope of application is narrower.And main shaft is integral type structure, dismounting is inconvenient, if want main shaft to put into cylinder barrel, must be first all sleeved on by multiple component on main shaft just passable, weight is very large, wastes time and energy, affect operating efficiency during installation.
Summary of the invention
The utility model is in order to overcome the defect of prior art, devise a kind of oild chuck being applicable to special-shaped drill rod, directly can clamp special-shaped drill rod, meet the demand of different working condition, expand the scope of application, arranging of lozenges can make pushing block more laborsaving when being clamped by the suit block of slips.
The concrete technical scheme that the utility model is taked is: a kind of oild chuck being applicable to special-shaped drill rod, comprise cylinder barrel, the main shaft of hollow, first spring, main shaft to be arranged in cylinder barrel and coaxially to arrange with cylinder barrel, the front end sleeve of main shaft is equipped with slips, the outside of main shaft is set with piston, piston drives the axis along main shaft to move reciprocatingly by hydraulic oil, the front end of piston is fixed with the pushing set making slips be in clamping or releasing orientation, pushing set is sleeved on to be formed outside slips and with slips and is slidably matched, first spring housing to be contained on main shaft and to be connected between the semi-ring gland on the rear end face of pushing set and main shaft, key is: described slips is made up of the slips unit that four structures are identical, the second spring is provided with between adjacent slips unit, adjacent slips unit connects by the second spring, slips unit comprises the suit block of watt shape, the outer wall of suit block is provided with mounting blocks vertically, the upper surface of mounting blocks is provided with lozenges, pushing set comprises fixed end and promote-side, fixed end is fixedly connected with piston, the diameter of promote-side is greater than the diameter of fixed end, promote-side is sleeved on to be formed outside mounting blocks and with mounting blocks and is slidably matched.
The inwall of described promote-side offers the keyway with mounting blocks mating shapes, mounting blocks and keyway are formed and are slidably matched.
Described main shaft is split-type structural, is made up of two main axle units, and the link of two main axle units forms location structure by spline and fixes by bolt-locking.
Described mounting blocks is fixedly connected with suit block by lock bolt.
The inwall of described suit block offers multiple anti-slip tank.
The first described spring is disc spring.
The beneficial effects of the utility model are: slips is made up of the slips unit that four structures are identical, adjacent slips unit connects by the second spring, slips unit comprises the suit block of watt shape, the outer wall of suit block is provided with mounting blocks vertically, the upper surface of mounting blocks is provided with lozenges, pushing set comprises fixed end and promote-side, fixed end is fixedly connected with piston, the diameter of promote-side is greater than the diameter of fixed end, promote-side is sleeved on to be formed outside mounting blocks and with mounting blocks and is slidably matched, the slips of this structure directly can clamp special-shaped drill rod, meet the demand of different working condition, expand the scope of application of rig, arranging of lozenges can make pushing block more laborsaving when being clamped by the suit block of slips.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the perspective view of slips in the utility model.
Fig. 3 is the syndeton schematic diagram of slips in the utility model and Three-edged drill stem.
Fig. 4 is the structural representation of pushing set in the utility model.
In accompanying drawing, 1 represents cylinder barrel, and 2 represent main shaft, 3 represent the first spring, and 4 represent piston, and 5 represent pushing set, 6 represent semi-ring gland, and 7 represent the second spring, 8 representative suit blocks, 9 represent mounting blocks, 10 represent fixed end, and 11 represent promote-side, and 12 represent keyway, 13 represent anti-slip tank, and 14 represent Three-edged drill stem.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further:
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of oild chuck being applicable to special-shaped drill rod, comprises cylinder barrel 1, main shaft 2, first spring 3, first spring 3 of hollow is disc spring, and the rigidity of disc spring is large, and buffering vibration absorption ability is strong, can bear large load with small deformation.Main shaft 2 to be arranged in cylinder barrel 1 and coaxially to arrange with cylinder barrel 1, the front end sleeve of main shaft 2 is equipped with slips, the outside of main shaft 2 is set with piston 4, piston 4 drives the axis along main shaft 2 to move reciprocatingly by hydraulic oil, the front end of piston 4 is fixed with the pushing set 5 making slips be in clamping or releasing orientation, pushing set 5 is sleeved on to be formed outside slips and with slips and is slidably matched, first spring 3 to be sleeved on main shaft 2 and to be connected between the semi-ring gland 6 on the rear end face of pushing set 5 and main shaft 2, slips is made up of the slips unit that four structures are identical, the second spring 7 is provided with between adjacent slips unit, adjacent slips unit connects by the second spring 7, slips unit comprises the suit block 8 of watt shape, the outer wall of suit block 8 is provided with mounting blocks 9 vertically, mounting blocks 9 is fixedly connected with suit block 8 by lock bolt, the upper surface of mounting blocks 9 is provided with lozenges, pushing set 5 comprises fixed end 10 and promote-side 11, fixed end 10 is fixedly connected with piston 4, the diameter of promote-side 11 is greater than the diameter of fixed end 10, promote-side 11 is sleeved on to be formed outside mounting blocks 9 and with mounting blocks 9 and is slidably matched.
As to further improvement of the utility model, the inwall of promote-side 11 is offered the keyway 12 with mounting blocks 9 mating shapes, mounting blocks 9 and keyway 12 are formed and are slidably matched, make to form position limiting structure between mounting blocks 9 and promote-side 11, prevent from occurring relative sliding between mounting blocks 9 and promote-side 11 in the process of clamping suit block 8, more time saving and energy saving when making to clamp, improve operating efficiency.
As to further improvement of the utility model, main shaft 2 is set to split-type structural, be made up of two main axle units, the link of two main axle units forms location structure by spline and fixes by bolt-locking, first all be sleeved on the main axle unit of rear end by multiple component during installation, then load in cylinder barrel by the main axle unit of rear end, finally the main unit of front end and the main unit of rear end are locked by recycling spline and bolt, convenient during installation, time saving and energy saving.
As to further improvement of the utility model, the inwall of suit block 8 offers multiple anti-slip tank 13, the frictional force between suit block 8 and Three-edged drill stem 14 can be increased, prevent from occurring relative sliding between suit block 8 and Three-edged drill stem 14, can Three-edged drill stem 14 be clamped more solid and reliablely.

Claims (6)

1. one kind is applicable to the oild chuck of special-shaped drill rod, comprise cylinder barrel (1), the main shaft (2) of hollow, first spring (3), main shaft (2) to be arranged in cylinder barrel (1) and coaxially to arrange with cylinder barrel (1), the front end sleeve of main shaft (2) is equipped with slips, the outside of main shaft (2) is set with piston (4), piston (4) drives the axis along main shaft (2) to move reciprocatingly by hydraulic oil, the front end of piston (4) is fixed with the pushing set (5) making slips be in clamping or releasing orientation, pushing set (5) is sleeved on to be formed outside slips and with slips and is slidably matched, first spring (3) is sleeved on main shaft (2) and goes up and be connected between the semi-ring gland (6) on the rear end face of pushing set (5) and main shaft (2), it is characterized in that: described slips is made up of the slips unit that four structures are identical, the second spring (7) is provided with between adjacent slips unit, adjacent slips unit connects by the second spring (7), slips unit comprises the suit block (8) of watt shape, the outer wall of suit block (8) is provided with mounting blocks (9) vertically, the upper surface of mounting blocks (9) is provided with lozenges, pushing set (5) comprises fixed end (10) and promote-side (11), fixed end (10) is fixedly connected with piston (4), the diameter of promote-side (11) is greater than the diameter of fixed end (10), promote-side (11) is sleeved on mounting blocks (9) outside and is formed with mounting blocks (9) and is slidably matched.
2. a kind of oild chuck being applicable to special-shaped drill rod according to claim 1, it is characterized in that: the inwall of described promote-side (11) offers the keyway (12) with mounting blocks (9) mating shapes, mounting blocks (9) and keyway (12) are formed and are slidably matched.
3. a kind of oild chuck being applicable to special-shaped drill rod according to claim 1, it is characterized in that: described main shaft (2) is split-type structural, be made up of two main axle units, the link of two main axle units forms location structure by spline and fixes by bolt-locking.
4. a kind of oild chuck being applicable to special-shaped drill rod according to claim 1, is characterized in that: described mounting blocks (9) is fixedly connected with suit block (8) by lock bolt.
5. a kind of oild chuck being applicable to special-shaped drill rod according to claim 1, is characterized in that: the inwall of described suit block (8) offers multiple anti-slip tank (13).
6. a kind of oild chuck being applicable to special-shaped drill rod according to claim 1, is characterized in that: described the first spring (3) is disc spring.
CN201420616965.9U 2014-10-23 2014-10-23 A kind of oild chuck being applicable to special-shaped drill rod Expired - Fee Related CN204163654U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420616965.9U CN204163654U (en) 2014-10-23 2014-10-23 A kind of oild chuck being applicable to special-shaped drill rod

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420616965.9U CN204163654U (en) 2014-10-23 2014-10-23 A kind of oild chuck being applicable to special-shaped drill rod

Publications (1)

Publication Number Publication Date
CN204163654U true CN204163654U (en) 2015-02-18

Family

ID=52537353

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420616965.9U Expired - Fee Related CN204163654U (en) 2014-10-23 2014-10-23 A kind of oild chuck being applicable to special-shaped drill rod

Country Status (1)

Country Link
CN (1) CN204163654U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105134106A (en) * 2015-08-18 2015-12-09 安徽贝利机械制造有限公司 Automatic centering hydraulic chuck device for core drills

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105134106A (en) * 2015-08-18 2015-12-09 安徽贝利机械制造有限公司 Automatic centering hydraulic chuck device for core drills

Similar Documents

Publication Publication Date Title
CN203292809U (en) Mounting and demounting tool for bearing of locomotive wheelset axle box
CN201785128U (en) Dead-weight lock hoisting device
CN204163654U (en) A kind of oild chuck being applicable to special-shaped drill rod
CN205047171U (en) Crawler -type hydrodrill device of breaking out
CN104454751A (en) Suspension oil cylinder
CN203495873U (en) Hydraulic drawing device of cylinder body shaft sleeve
CN202215167U (en) Elevator anti-release device for oil drilling
CN202300242U (en) Orifice hydraulic clamping power assisting device
CN204525328U (en) Wellbore pump piston takes out, load instrument
CN2725445Y (en) Lock and its corollary key
CN202597329U (en) Self-locking and self-unlocking loop hydraulic oil cylinder
CN202388445U (en) Piston detaching device
CN103982148A (en) Quick-disassembly type drilling machine clamp holder
CN204382198U (en) Inertia weight roller type crank-pin stripping attachment
CN205111700U (en) Special locking sleeve of fastener -style steel pipe support
CN202878203U (en) Telescopic sleeve of hydraulic wrench
CN203867492U (en) Drilling machine clamp capable of being rapidly detached and assembled
CN204413949U (en) One is novel grabs pipe wrench soon
CN203066903U (en) Drill rod clamping device for deep well drilling rig
CN103056836A (en) Special tool for disassembling and assembling piston of emergency pressure distributing valve
CN203383753U (en) Novel pneumatic-slip-type casing elevator
CN202117582U (en) Clamp holder
CN201963688U (en) Rapid screwed nipple
CN205703998U (en) A kind of screw rod frock pulling out axle
CN202462343U (en) Diesel engine cylinder liner dismounting device

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150218

Termination date: 20181023

CF01 Termination of patent right due to non-payment of annual fee