CN104929538A - Novel drilling rig chuck and application method - Google Patents
Novel drilling rig chuck and application method Download PDFInfo
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- CN104929538A CN104929538A CN201510362496.1A CN201510362496A CN104929538A CN 104929538 A CN104929538 A CN 104929538A CN 201510362496 A CN201510362496 A CN 201510362496A CN 104929538 A CN104929538 A CN 104929538A
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Abstract
The invention provides a novel drilling rig chuck and an application method, and belongs to the drilling rig chuck technology. The novel drilling rig chuck is structurally characterized in that a piston is arranged in a cylinder body, the upper end of the portion between the cylinder body and the piston is sealed through a second Yx sealing ring, and the upper end of an inner cavity of the piston is sealed through a first Yx sealing ring; the lower end of the portion between the cylinder body and the piston is sealed through an O-shaped sealing ring; a rear end cover is arranged at the top end of the piston, and a weld joint is formed between the rear end cover and the cylinder body; a front end cover is arranged at the bottom end of the piston, and the front end cover and the cylinder body are fixed through bolts; a disc spring is arranged between the front end cover and the piston, and a compression spring is arranged in the slope on the lower side of the piston.
Description
Technical field: the present invention relates to chuck of rig technology, especially driller chuck and application process.
Background technology: in the prior art,
the chuck of rig that current colliery uses mostly is " glue bucket " formula, make to use up face drilling rod and auger stem drill operation time, drilling rod or slips slightly wear and tear and just there will be slippage problems, because " glue bucket " formula chuck is " four " slips,especially, when holding Three-edged drill stem, 3 pieces of slips are only had at most can to contact with drilling rod.The moment of torsion born in drilling process is unbalanced, cause drilling rod yielding, fracture and slips spring breakage, puncture glue bucket and lost efficacy,
seriously affect efficiency of drilling.
Summary of the invention: the object of the present invention is to provide a kind of structure design more reasonable, the driller chuck that technique is more advanced and application process, solves drilling rod and chuck application life short, disconnected spring, the rotten glue bucket of prior art existence, efficiency is low, cost is high; Solve and difficulty is installed, maintenance cost is high, maintenance time is long; Solution must not be stablized and holds Three-edged drill stem problem.The object of the present invention is achieved like this, in cylinder body, have piston, and the upper end of cylinder body and piston centre has the 2nd Yx sealing ring to seal, and there is a Yx sealing ring sealing piston cavity upper end; The lower end of cylinder body and piston centre has O RunddichtringO to seal; There is rear end cap on the top of piston, in the middle of rear end cap and cylinder body, have weld seam; Have drive end bearing bracket in the bottom of piston, drive end bearing bracket and cylinder body are bolted; Dish-type spring is had in the middle of drive end bearing bracket and piston; Compress Spring is had in the inclined-plane that piston is following.
Described drive end bearing bracket hold-down bolt is high-strength bolt; Drive end bearing bracket is provided with drilling rod through hole; Be provided with the screwed hole be connected with cylinder body; Be provided with the gathering sill coordinated with the front end feather key of inclined-plane slips 3.
Described rear end cap is provided with the gathering sill coordinated with the rear end feather key of inclined-plane slips; Be provided with the axis of guide of piston movement; Be provided with fuel feed hole; Be provided with the screwed hole and dowel hole that are connected with rig.
Described cylinder body is provided with mud hole; Be provided with the screwed hole be connected with drive end bearing bracket.
Be provided with Yx RunddichtringO groove and O RunddichtringO groove described outside piston week; Piston cavity is provided with the inclined-plane coordinated with inclined-plane slips; Be provided with the spigot surface coordinated with inclined-plane slips.
Described inclined-plane card 3 is two-piece type structure; Inclined-plane slips is provided with the inclined-plane and spigot surface that coordinate with piston cavity; Be provided with coordinate with drive end bearing bracket feather key, be provided with Compress Spring hole; Be provided with drilling rod through hole, and through-hole surfaces is provided with longitude and latitude groove.
Described dish-type spring is provided with the hole coordinated with slips front end, inclined-plane axle, and dish-type spring is through phosphorating treatment.
Described Compress Spring coordinates with the Compress Spring hole of inclined-plane slips.
Application process of the present invention is: after hydraulic oil enters piston annular oil cavity, and promote piston and move down, slips inclined-plane, piston slope driving inclined-plane, inclined-plane slips does radial motion, clamping drilling rod; During oil return, dish-type spring promotes piston and moves up, and inclined-plane slips does radial direction and unclamps motion under Compress Spring effect, unclamps drilling rod.
The present invention has following effect: this apparatus structure is simple, and clamping and release are sensitive, and clamping force is large, steps up stroke large, can be supporting with the hydraulic drill rig of various model; Solve drilling rod that prior art exists and chuck application life is short, disconnected spring, rotten glue bucket, efficiency are low, cost high problem; Solve and difficulty, maintenance cost long problem high, maintenance time are installed; Solve to stablize and hold Three-edged drill stem problem; Create higher economic benefit and whole society benefit; In the technique adopted, tolerant chuck of rig is easy to manufacture, installs easily during use; Improve the application life of drilling rod and chuck; And clamping drilling rod that can be continual and steady in drilling process, improves efficiency of drilling.
Accompanying drawing illustrates: Fig. 1 is the structural representation of driller chuck, in figure 1, cylinder body 2, a Yx RunddichtringO 3, inclined-plane slips 4, Compress Spring 5, dish-type spring 6, drive end bearing bracket 7, weld seam 8 rear end cap the 9, the 2nd Yx RunddichtringO 10, piston 11, O RunddichtringO 12, bolt
Detailed description of the invention: embodiment 1, the present invention are formed by connecting by cylinder body 1, a Yx RunddichtringO 2, inclined-plane slips 3, Compress Spring 4, dish-type spring 5, drive end bearing bracket 6, rear end cap 8, the 2nd Yx RunddichtringO 9, piston 10, O RunddichtringO 11, bolt 12, piston 10 is had in cylinder body 1, cylinder body 1 has Yx sealing ring 9 to seal with the upper end in the middle of piston 10, and cylinder body 1 has O RunddichtringO 11 to seal with the lower end in the middle of piston 10; There is rear end cap 8 on the top of piston 10, in the middle of rear end cap 8 and cylinder body 1, have weld seam 7; Have drive end bearing bracket 6 in the bottom of piston 10, drive end bearing bracket 6 and cylinder body 1 are fixed by bolt 12; Dish-type spring 5 is had in the middle of drive end bearing bracket 6 and piston 10; Compress Spring 4 is had in the inclined-plane that piston 10 is following.
The bolt 12 of embodiment 2, described drive end bearing bracket 6 is high-strength bolt; Described drive end bearing bracket 6 is provided with drilling rod through hole; Be provided with the screwed hole be connected with cylinder body 1; Be provided with the gathering sill coordinated with the front end feather key of inclined-plane slips 3.
Embodiment 3, described rear end cap 8 are provided with the gathering sill coordinated with the rear end feather key of inclined-plane slips 3; Be provided with the axis of guide that piston 10 moves; Be provided with fuel feed hole; Be provided with the screwed hole and dowel hole that are connected with rig.
Embodiment 4, described cylinder body 1 are provided with mud hole; Be provided with the screwed hole be connected with drive end bearing bracket 6.
Embodiment 5, described piston 10 excircle are provided with Yx RunddichtringO groove and O RunddichtringO groove; Piston 10 inner chamber is provided with the inclined-plane coordinated with inclined-plane slips 3; Be provided with the spigot surface coordinated with inclined-plane slips 3.
Embodiment 6, described inclined-plane slips 3 are two-piece type structure; Inclined-plane slips 3 is provided with the inclined-plane and spigot surface that coordinate with piston 10 inner chamber; Be provided with coordinate with drive end bearing bracket 6 feather key, be provided with Compress Spring hole; Be provided with drilling rod through hole, and through-hole surfaces is provided with longitude and latitude groove.
Embodiment 7, described dish-type spring 5 are provided with the hole coordinated with inclined-plane slips 3 front end axle, and disc spring 5 is through phosphorating treatment.
Embodiment 8, described Compress Spring 4 coordinate with the Compress Spring hole of inclined-plane slips 3.
Embodiment 9, application process of the present invention are: after hydraulic oil enters piston 10 annular oil cavity, and promote piston 10 and move down, slips 3 inclined-plane, piston 10 slope driving inclined-plane, inclined-plane slips 3 does radial motion, clamping drilling rod; During oil return, dish-type spring 5 promotes piston 10 and moves up, and inclined-plane slips 3 does radial direction and unclamps motion under Compress Spring 4 acts on, and unclamps drilling rod.
Claims (9)
1. driller chuck, be formed by connecting by cylinder body (1), a Yx RunddichtringO (2), inclined-plane slips (3), Compress Spring (4), dish-type spring (5), drive end bearing bracket (6), rear end cap (8), the 2nd Yx RunddichtringO (9), piston (10), O RunddichtringO (11), bolt (12), it is characterized in that: in cylinder body (1), have piston (10), cylinder body (1) has the 2nd Yx sealing ring (9) to seal with the upper end in the middle of piston (10), and cylinder body (1) has O RunddichtringO (11) to seal with the lower end in the middle of piston (10); There is rear end cap (8) on the top of piston (10), in the middle of rear end cap (8) and cylinder body (1), have weld seam (7); Have drive end bearing bracket (6) in the bottom of piston (10), drive end bearing bracket (6) is fixed by bolt (12) with cylinder body (1); Dish-type spring (5) is had in the middle of drive end bearing bracket (6) and piston (10); Compress Spring (4) is had in the inclined-plane that piston (10) is following.
2. driller chuck according to claim 1, is characterized in that: the bolt (12) of drive end bearing bracket (6) is high-strength bolt; Drive end bearing bracket (6) is provided with drilling rod through hole; Be provided with the screwed hole be connected with cylinder body (1); Be provided with the gathering sill coordinated with the front end feather key of inclined-plane slips (3).
3. driller chuck according to claim 1, is characterized in that: rear end cap (8) is provided with the gathering sill coordinated with the rear end feather key of inclined-plane slips (3); Be provided with the axis of guide that piston (10) moves; Be provided with fuel feed hole; Be provided with the screwed hole and dowel hole that are connected with rig.
4. driller chuck according to claim 1, is characterized in that: cylinder body (1) is provided with mud hole; Be provided with the screwed hole be connected with drive end bearing bracket (6).
5. driller chuck according to claim 1, is characterized in that: piston (10) excircle is provided with Yx RunddichtringO groove and O RunddichtringO groove; Piston (10) inner chamber is provided with the inclined-plane coordinated with inclined-plane slips (3); Be provided with the spigot surface coordinated with inclined-plane slips (3).
6. driller chuck according to claim 1, is characterized in that: inclined-plane slips (3) is two-piece type structure; Inclined-plane slips (3) is provided with the inclined-plane and spigot surface that coordinate with piston (10) inner chamber; Be provided with coordinate with drive end bearing bracket (6) feather key, be provided with Compress Spring hole; Be provided with drilling rod through hole, and through-hole surfaces is provided with longitude and latitude groove.
7. driller chuck according to claim 1, is characterized in that: dish-type spring (5) is provided with the hole coordinated with inclined-plane slips (3) front end axle, and dish-type spring (5) is through phosphorating treatment.
8. driller chuck according to claim 1, is characterized in that: Compress Spring (4) coordinates with the Compress Spring hole of inclined-plane slips (3).
9. the application process of driller chuck described in claim 1, it is characterized in that: after hydraulic oil enters piston (10) annular oil cavity, promote piston (10) and move down, slips (3) inclined-plane, piston (10) slope driving inclined-plane, inclined-plane slips (3) does radial motion, clamping drilling rod; During oil return, dish-type spring (5) promotes piston (10) and moves up, and inclined-plane slips (3) does radial direction and unclamps motion under Compress Spring (4) effect, unclamps drilling rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510362496.1A CN104929538A (en) | 2015-06-29 | 2015-06-29 | Novel drilling rig chuck and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510362496.1A CN104929538A (en) | 2015-06-29 | 2015-06-29 | Novel drilling rig chuck and application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104929538A true CN104929538A (en) | 2015-09-23 |
Family
ID=54116932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510362496.1A Pending CN104929538A (en) | 2015-06-29 | 2015-06-29 | Novel drilling rig chuck and application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104929538A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909190A (en) * | 2016-06-08 | 2016-08-31 | 淮北华博机械制造有限公司 | Chuck on hydraulic drilling rig power head for coal mine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202467712U (en) * | 2012-01-17 | 2012-10-03 | 江苏省无锡探矿机械总厂有限公司 | Nitrogen spring type hydraulic chuck |
| CN204002628U (en) * | 2014-07-11 | 2014-12-10 | 河南龙腾新型钻具制造有限公司 | A kind of coal mine gallery drilling rig gyrator chuck |
| CN204040948U (en) * | 2014-08-11 | 2014-12-24 | 河南龙腾新型钻具制造有限公司 | A kind of New Coal Mine underground drill rig gyrator chuck |
| CN204252872U (en) * | 2014-11-28 | 2015-04-08 | 河南龙腾新型钻具制造有限公司 | A kind of coal mine gallery drilling rig gyrator chuck |
| CN104594826A (en) * | 2015-01-21 | 2015-05-06 | 中煤科工集团重庆研究院有限公司 | Piston type hydraulic chuck |
| CN204782835U (en) * | 2015-06-29 | 2015-11-18 | 陈军民 | Novel rig chuck |
-
2015
- 2015-06-29 CN CN201510362496.1A patent/CN104929538A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202467712U (en) * | 2012-01-17 | 2012-10-03 | 江苏省无锡探矿机械总厂有限公司 | Nitrogen spring type hydraulic chuck |
| CN204002628U (en) * | 2014-07-11 | 2014-12-10 | 河南龙腾新型钻具制造有限公司 | A kind of coal mine gallery drilling rig gyrator chuck |
| CN204040948U (en) * | 2014-08-11 | 2014-12-24 | 河南龙腾新型钻具制造有限公司 | A kind of New Coal Mine underground drill rig gyrator chuck |
| CN204252872U (en) * | 2014-11-28 | 2015-04-08 | 河南龙腾新型钻具制造有限公司 | A kind of coal mine gallery drilling rig gyrator chuck |
| CN104594826A (en) * | 2015-01-21 | 2015-05-06 | 中煤科工集团重庆研究院有限公司 | Piston type hydraulic chuck |
| CN204782835U (en) * | 2015-06-29 | 2015-11-18 | 陈军民 | Novel rig chuck |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909190A (en) * | 2016-06-08 | 2016-08-31 | 淮北华博机械制造有限公司 | Chuck on hydraulic drilling rig power head for coal mine |
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Application publication date: 20150923 |