CN203201502U - Core drill clamping device - Google Patents
Core drill clamping device Download PDFInfo
- Publication number
- CN203201502U CN203201502U CN 201320194732 CN201320194732U CN203201502U CN 203201502 U CN203201502 U CN 203201502U CN 201320194732 CN201320194732 CN 201320194732 CN 201320194732 U CN201320194732 U CN 201320194732U CN 203201502 U CN203201502 U CN 203201502U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- side rotating
- arm
- contiguous block
- slips
- 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 - Lifetime
Links
- 238000005553 drilling Methods 0.000 claims description 24
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
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Abstract
The utility model discloses a core drill clamping device comprising a base, a left-side rotating shaft, a right-side rotating shaft, a left arm and a right arm, wherein the left-side rotating shaft and the right-side rotating shaft are installed on the base through a pair of bearings respectively, one end of the left arm and one end of the right arm are installed on the left-side rotating shaft and the right-side rotating shaft respectively, and the other end of the left arm and the other end of the right arm are used for being hinged to a clamping tile for clamping a drill rod; the left-side rotating shaft or the right-side rotating shaft is driven to rotate by a hydraulic oil cylinder, and a connecting rod used for making the left-side rotating shaft and the right-side rotating shaft synchronously rotate in different directions is arranged between the left-side rotating shaft and the right-side rotating shaft. According to the core drill clamping device, clamping of the clamping tile is reliable, and using safety of the clamping device is ensured.
Description
Technical field
The utility model relates to a kind of hydraulic pressure Core Drilling Machine, relates in particular to a kind of rock-core borer clamper.
Background technology
Clamper is the parts of all-hydraulic core drill loading and unloading drilling rod, is characterized in that operating frequency is high, requires reliable clamping, easy to operate, and used clamper mostly is hydraulic pressure degree of tightness type clamper or closed type clamper on the all-hydraulic core drill now.
For hydraulic pressure degree of tightness type clamper, the clamping of its slips, unclamp all by hydraulic pressure and realize, during logical hydraulic oil, follow piston movement to center draw close, clamp drilling tool respectively by slips for the both sides hydraulic cylinder oil inlet; Change the hydraulic oil entrance, slips then deviates from the center, unclamps drilling tool.This type of holder structure is comparatively simple, but clamping force easily is subjected to the oil pressure variable effect, has certain potential safety hazard when the abnormal conditions such as appearance outage.
For the closed type clamper, it relies on the pretightning force of spring to clamp drilling tool, hydraulic unlock.The size of chucking power depends on initial tension of spring, when wearing and tearing appear in drilling rod, exists to clamp insecure risk.The slips of the clamper of this type is at the clamper box house, and when needs were changed the slips of different model, it was not too convenient to operate, and expends more time and manpower.
The utility model content
For addressing the above problem, the utility model provides a kind of rock-core borer clamper, and its holding drill pipe is reliable.
For achieving the above object, rock-core borer clamper of the present utility model, comprise base, left side rotating shaft, right side rotating shaft, left arm and right arm, the rotating shaft of described left side and right side rotating shaft are installed on the described base by pair of bearings respectively, described left arm and right arm one end are installed in respectively in left side rotating shaft and the right side rotating shaft, and the other end is hinged with the slips that is used for holding drill pipe; The rotating shaft of described left side or right side rotating shaft drive by hydraulic jack and rotate, and are provided with between the rotating shaft of described left side and the right side rotating shaft be used to making left side rotating shaft and right side rotating shaft synchronous different to the connecting rod that rotates.
Position on the described base between left arm and the right arm is provided with two wedges, and when the both sides slips clamped drilling rod, slips can be fitted in respectively on the described wedge.
The downside of the downside of described left side rotating shaft and right side rotating shaft is respectively arranged with the first contiguous block and the second contiguous block, and described the first contiguous block and the second contiguous block are hinged with cylinder body and the piston rod of hydraulic jack respectively.
The upside of the downside of described left side rotating shaft and right side rotating shaft is respectively arranged with the 3rd contiguous block and the 4th contiguous block, and described connecting rod two ends are hinged with the 3rd contiguous block and the 4th contiguous block respectively.
Be provided with positive stop in the rotating shaft of described right side, be provided with on the described base for the spacer pin that cooperates to limit the rotating shaft anglec of rotation in right side with positive stop.
Rock-core borer clamper of the present utility model, only can realize unclamping and clamping of clamper with a hydraulic jack, the utility model adopts a hydraulic jack, and by means of connecting rod so that left side rotating shaft and right side rotating shaft synchronous different to rotation, thereby drive left arm and right arm synchronous different to rotation, be in when clamping the drilling rod state at left arm and right arm, by the clamping force of hydraulic jack and the self gravitation of drilling rod, so that drilling rod can be clamped in the slips reliably.When drill rod abrasion or hydraulic system were unusual, because left arm and right arm interlock, by means of the self gravitation of drilling rod and the auto-lock function of wedge, slips moved downward, and slips is fitted on the inclined-plane of wedge all the time, thereby makes slips clamp drilling rod.Positive stop cooperates with spacer pin, and when right arm rotated, spacer pin can limit the rotation amplitude of right side rotating shaft, thus the extreme position of restriction right arm.
Description of drawings
Fig. 1 is the schematic diagram of the utility model rock-core borer clamper;
Fig. 2 is the front view of rock-core borer clamper among Fig. 1, and wherein slips is in clamped condition;
Fig. 3 is the schematic diagram of the rock-core borer clamper corresponding with Fig. 2, and wherein slips is in releasing orientation;
Fig. 4 is that the A-A of Fig. 1 is to sectional view.
The specific embodiment
Shown in Fig. 1～4, rock-core borer clamper of the present utility model, comprise base 1, left side rotating shaft 17, right side rotating shaft 18, left arm 2 and right arm 3, described left side rotating shaft 17 and right side rotating shaft 18 are installed on the described base 1 by pair of bearings 4,5 respectively, described left arm 2 and right arm 3 one ends are installed in respectively in left side rotating shaft 17 and the right side rotating shaft 18, left side rotating shaft 17 and right side rotating shaft 18 can be rotated in left side bearing 4 and right side bearing 5, thereby drive left arm 2 and right arm 3 rotations, left arm 2 and right arm 3 other ends are hinged with the slips 6 that is used for holding drill pipe respectively.In the embodiment of the rock-core borer clamper of the present utility model shown in Fig. 1～4, described slips 6 is the two-piece type slips, and two parts are hinged with left arm 2 and right arm 3 respectively.Described left side rotating shaft 17 or right side rotating shaft 18 drive by hydraulic jack 7 and rotate, and are provided with between described left side rotating shaft 17 and the right side rotating shaft 18 be used to making left side rotating shaft 17 and right side rotating shaft 18 synchronous differents to the connecting rod 8 that rotates.By a hydraulic jack 7, by means of connecting rod 8, so that left side rotating shaft 17 and right side rotating shaft 18 synchronous differents are to rotation, thereby drive left arm 2 and right arm 3 synchronous differents to rotation, realize the clamping of drilling rod or unclamp, and can rely on the self gravitation of drilling rod to realize reliable grip.
For guaranteeing the clamping force of slips 6, the clamping force of slips 6 when especially drill rod abrasion or hydraulic system are unusual, position on the described base 1 between left arm 2 and the right arm 3 is provided with two wedges 9, and when both sides slips 6 clamped drilling rod, slips 6 can be fitted in respectively on the wedge 9.Adopt this structure, the self gravitation of drilling rod is pressed on the slips 6, so that slips 6 moves downward, thereby contacts with the inclined-plane of wedge 9, and wedge 9 can play slips 6 and support and guide effect, has guaranteed the reliable clamping of 6 pairs of drilling rods of slips, as shown in Figure 4.
In the utility model, described hydraulic jack 7 is the single pole double-act-ing hydraulic J-Horner, the downside of the downside of described left side rotating shaft 17 and right side rotating shaft 18 is respectively arranged with the first contiguous block 10 and the second contiguous block 11, and described the first contiguous block 10 and the second contiguous block 11 are hinged with cylinder body 701 and the piston rod 702 of hydraulic jack 7 respectively.When the piston rod 702 of hydraulic jack 7 stretches out, can promote right side rotating shaft 18 rotates counterclockwise, left side rotating shaft 17 and right side rotating shaft 18 synchronous differents are to rotation, i.e. left side rotating shaft clockwise rotates, left side rotating shaft and right side rotating shaft drive left arm and right arm rotates synchronously, and namely left arm 2 clockwise rotates, and right arm 3 rotates counterclockwise, at this moment, the slips 6 on left arm 2 and the right arm 3 can clamp drilling rod.
In the utility model, the upside of the downside of described left side rotating shaft 17 and right side rotating shaft 18 is respectively arranged with the 3rd contiguous block 12 and the 4th contiguous block 13, and described connecting rod 8 two ends are hinged with the 3rd contiguous block 12 and the 4th contiguous block 13 respectively.Left side rotating shaft 17 is connected with the right side rotating shaft and is connected with connecting rod 8 with the 4th contiguous block 13 by means of the 3rd contiguous block 12 that arranges respectively, thereby so that left side rotating shaft 17 and right side rotating shaft 18 synchronous differents to rotation, and then drive left arm 2 and right arm 3 synchronous differents are to rotation.
For left arm 2 and right arm 3 rotation amplitudes are limited, be provided with positive stop 14 in the described right side rotating shaft 18, be provided with on the described base 1 for the spacer pin 15 that cooperates to limit rotating shaft 18 anglecs of rotation in right side with positive stop 14.When slips 6 unclamped, positive stop 14 cooperated the extreme position that can limit right arm 3 with spacer pin 15, and this moment, positive stop 14 was pressed on the spacer pin 15, and right arm 3 can not rotate again, as shown in Figure 3.
For making things convenient for the disassembling, assembling and replacing of slips 6, slips 6 is removably mounted on left arm 2 and the right arm 3 by connecting pin 16 in the utility model.This structure is convenient to mounting or dismounting, the replacing of slips 6.When the needs mounting or dismounting, when changing, remove connecting pin 16 and take off slips 6, according to using needs to select other suitable slips 6 to get final product.
As shown in Figure 2, when needs slips 6 clamped drilling rod, piston rod 702 stretched out, and at this moment, the second contiguous block 11 that piston rod 702 promotes in the right side rotating shaft 18 swings to the right, and the second contiguous block 11 drives right arm 3 and swings left; The 4th contiguous block 13 in the right side rotating shaft 18 drives the 3rd contiguous block 12 by connecting rod 8 and swings left, and the 3rd contiguous block 12 drives left arm 2 and swings to the right, thereby left arm 2 is close with right arm 3, so that slips 6 clamps drilling rod.Both sides slips 6 is fitted in respectively on the wedge 9 of both sides when clamping drilling rod, and Thickness Ratio bottom, the top thickness of wedge 9 is little, and the self gravitation by drilling rod has guaranteed the reliability of clamping so that slips 6 is fitted on the wedge 9.
As shown in Figure 3, when the needs dismounting, when changing slips 6, piston rod 702 is retracted, and at this moment, the second contiguous block 11 that piston rod 702 drives in the right side rotating shaft 18 swings left, and the second contiguous block 11 drives right arm 3 and swings to the right; The 4th contiguous block 13 in the right side rotating shaft 18 drives the 3rd contiguous block 12 by connecting rod 8 and swings to the right, and the 3rd contiguous block 12 drives left arm 2 and swings left, thereby left arm 2 is away from right arm 3, so that slips 6 unclamps drilling rod.In right side rotating shaft 18 positive stop 14 is set, matches with spacer pin 15 and can limit the extreme position that right arm 3 swings.
Claims (5)
1. rock-core borer clamper, it is characterized in that, comprise base, left side rotating shaft, right side rotating shaft, left arm and right arm, the rotating shaft of described left side and right side rotating shaft are installed on the described base by pair of bearings respectively, described left arm and right arm one end are installed in respectively in left side rotating shaft and the right side rotating shaft, and the other end is hinged with the slips that is used for holding drill pipe; The rotating shaft of described left side or right side rotating shaft drive by hydraulic jack and rotate, and are provided with between the rotating shaft of described left side and the right side rotating shaft be used to making left side rotating shaft and right side rotating shaft synchronous different to the connecting rod that rotates.
2. rock-core borer clamper as claimed in claim 1 is characterized in that, the position on the described base between left arm and the right arm is provided with two wedges, and when the both sides slips clamped drilling rod, slips can be fitted in respectively on the described wedge.
3. rock-core borer clamper as claimed in claim 1, it is characterized in that, the downside of the downside of described left side rotating shaft and right side rotating shaft is respectively arranged with the first contiguous block and the second contiguous block, and described the first contiguous block and the second contiguous block are hinged with cylinder body and the piston rod of hydraulic jack respectively.
4. rock-core borer clamper as claimed in claim 1 is characterized in that, the upside of the downside of described left side rotating shaft and right side rotating shaft is respectively arranged with the 3rd contiguous block and the 4th contiguous block, and described connecting rod two ends are hinged with the 3rd contiguous block and the 4th contiguous block respectively.
5. rock-core borer clamper as claimed in claim 1 is characterized in that, is provided with positive stop in the rotating shaft of described right side, is provided with on the described base for the spacer pin that cooperates to limit the rotating shaft anglec of rotation in right side with positive stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320194732 CN203201502U (en) | 2013-04-17 | 2013-04-17 | Core drill clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320194732 CN203201502U (en) | 2013-04-17 | 2013-04-17 | Core drill clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203201502U true CN203201502U (en) | 2013-09-18 |
Family
ID=49145617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320194732 Expired - Lifetime CN203201502U (en) | 2013-04-17 | 2013-04-17 | Core drill clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203201502U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110226A (en) * | 2013-04-17 | 2014-10-22 | 阿特拉斯科普柯(南京)建筑矿山设备有限公司 | Rock-core drill holder |
| CN104948123A (en) * | 2015-07-15 | 2015-09-30 | 吉林大学 | Switch type wire-line coring drill pipe holder capable of being operated manually and exerting pretightening force |
| CN105317386A (en) * | 2014-06-25 | 2016-02-10 | 上海金泰工程机械有限公司 | Single-oil-cylinder automatic-resetting drill rod holder |
| CN106761485A (en) * | 2017-03-14 | 2017-05-31 | 三集团有限公司湖南分公司 | Sucker rod slips and sucker rod running and pulling device |
| CN109025856A (en) * | 2018-08-03 | 2018-12-18 | 四川诺克钻探机械有限公司 | A kind of drill pipe clamp |
-
2013
- 2013-04-17 CN CN 201320194732 patent/CN203201502U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110226A (en) * | 2013-04-17 | 2014-10-22 | 阿特拉斯科普柯(南京)建筑矿山设备有限公司 | Rock-core drill holder |
| CN105317386A (en) * | 2014-06-25 | 2016-02-10 | 上海金泰工程机械有限公司 | Single-oil-cylinder automatic-resetting drill rod holder |
| CN104948123A (en) * | 2015-07-15 | 2015-09-30 | 吉林大学 | Switch type wire-line coring drill pipe holder capable of being operated manually and exerting pretightening force |
| CN104948123B (en) * | 2015-07-15 | 2017-07-25 | 吉林大学 | A kind of manually handle can apply the switching regulator rope coring drill pipe clamper of pretightning force |
| CN106761485A (en) * | 2017-03-14 | 2017-05-31 | 三集团有限公司湖南分公司 | Sucker rod slips and sucker rod running and pulling device |
| CN106761485B (en) * | 2017-03-14 | 2020-08-04 | 三一集团有限公司湖南分公司 | Sucker rod slips and sucker rod tripping device |
| CN109025856A (en) * | 2018-08-03 | 2018-12-18 | 四川诺克钻探机械有限公司 | A kind of drill pipe clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210038 Hengtai Road, Nanjing economic and Technological Development Zone, Nanjing, Jiangsu 2 Patentee after: ANBAITUO (NANJING) CONSTRUCTION MINING EQUIPMENT Co.,Ltd. Address before: 210038 Hengtai Road, Nanjing economic and Technological Development Zone, Nanjing, Jiangsu 2 Patentee before: ATLAS COPCO (NANJING) CONSTRUCTION AND MINING EQUIPMENT Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |
|
| CX01 | Expiry of patent term |