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 PDFInfo
- 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
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- Gripping On Spindles (AREA)
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
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.
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 (2)
| 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 |
| CN108214360A (en) * | 2018-03-15 | 2018-06-29 | 重庆世中星机电设备有限公司 | A kind of clamping device and hydraulic clamp |
-
2014
- 2014-10-23 CN CN201420616965.9U patent/CN204163654U/en not_active Expired - Fee Related
Cited By (2)
| 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 |
| CN108214360A (en) * | 2018-03-15 | 2018-06-29 | 重庆世中星机电设备有限公司 | A kind of clamping device and hydraulic clamp |
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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 |