CN210598809U - Engineering driller main arm left-right deflection mechanism - Google Patents
Engineering driller main arm left-right deflection mechanism Download PDFInfo
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- CN210598809U CN210598809U CN201921391041.2U CN201921391041U CN210598809U CN 210598809 U CN210598809 U CN 210598809U CN 201921391041 U CN201921391041 U CN 201921391041U CN 210598809 U CN210598809 U CN 210598809U
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- 238000005553 drilling Methods 0.000 claims abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The main arm left-right deflection mechanism of the engineering drilling machine comprises a chassis assembly and a main arm base arranged at the front end of the chassis assembly, wherein a rotating arm assembly is arranged in the main arm base in a hinged mode in a left-right swinging mode through a base pin shaft, a main arm hinged seat and a driving cylinder hinged seat are respectively arranged at the upper end and the lower end of the rotating arm assembly, the tail end of a main arm is hinged with the main arm hinged seat through the main arm pin shaft, the tail end of a main arm driving cylinder is hinged with the driving cylinder hinged seat through a driving cylinder pin shaft, a rotating arm base is further arranged on the chassis assembly, a rotating arm swinging seat is arranged on the rotating arm assembly, a swinging driving cylinder is arranged between the rotating arm swinging seat and the rotating arm base, and the swinging. The utility model has the advantages that: the rotating arm base is arranged to protrude out of the side wall of the main arm base, the rotating arm swinging seat is arranged to protrude out of the side wall of the rotating arm swinging seat, the length of the force arm of the base and the rotating arm can be increased by protruding arrangement, and the requirement on the power of a driving cylinder is reduced while the rotating angle value of the main arm is improved.
Description
Technical Field
The utility model relates to an engineering driller specifically is an engineering driller main arm side-to-side deflection mechanism.
Background
At present, engineering drills such as down-the-hole drills, rock drills and the like are used in a large amount in earth and rockwork excavation blasting engineering in mining industry, water and electricity, traffic and the like. With the development of engineering scale and technology, new requirements are provided for the down-the-hole drill, and a crossbeam for mounting a drill bit of the down-the-hole drill needs to be pitched and swung by a larger angle so as to meet the requirements of various working conditions. In the existing down-the-hole drill disclosed in patent No. 201510061784.3, a main arm and a lower oil cylinder are hinged to a body, a core rod of the lower oil cylinder is hinged to the main arm, the lower oil cylinder stretches and retracts to push the main arm to rotate in a pitching manner, an upper oil cylinder and a girder for mounting a drill bit are hinged to the main arm, the core rod of the upper oil cylinder is hinged to the girder, and the upper oil cylinder stretches and retracts to push the girder to rotate in a; the swing oil cylinder is hinged on the machine body at the same height of the main arm, a core rod of the swing oil cylinder is hinged on the main arm, and the swing oil cylinder acts to push the whole main arm to swing. In this structure, the main arm can be moved only by the track on the chassis, so that there are many inconveniences in the actual use process, and further improvement is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defects of the prior art and providing a left and right deflection mechanism of a main arm of a down-the-hole drill, which has simple structure and low production cost and can swing the main arm in a left and right large range.
The utility model discloses the purpose is realized with following mode: the utility model provides a side to side deflection mechanism of engineering drill main arm which characterized in that: the main arm hinged seat is hinged with the main arm hinged seat through a main arm pin shaft, the tail end of the main arm is hinged with the main arm hinged seat through a driving cylinder pin shaft, and the top end of the main arm driving cylinder is hinged with the main arm; the chassis assembly is also provided with a rotating arm base, the rotating arm assembly is provided with a rotating arm swinging seat, a swinging driving cylinder is arranged between the rotating arm swinging seat and the rotating arm base, and the swinging driving cylinder performs telescopic motion to drive the main arm and the rotating arm assembly to swing relative to the main arm base.
The rotating arm base is arranged to protrude out of the side wall of the main arm base, and the rotating arm swinging seat is arranged to protrude out of the side wall of the rotating arm swinging seat.
The swing seat of the rotating arm is provided with a connecting hole, the side wall of the connecting hole is provided with an open slot, the open slot and the connecting hole are distributed in an omega shape, and the width of the slot opening of the open slot is smaller than the diameter of the connecting hole; the connecting shaft is arranged in the connecting hole, and the diameter of the connecting shaft is smaller than the width of the open slot, so that the connecting shaft can be radially arranged in the connecting hole from the open slot; an end cover is arranged outside the connecting hole, covers the end face of the connecting hole and is fixed with the rotating arm swinging seat.
The connecting hole is internally provided with a shaft sleeve, the inner hole of the shaft sleeve is sleeved on the surface of the connecting shaft, and the excircle of the shaft sleeve is clamped in the connecting hole to play a role in preventing the connecting shaft from being separated from the open slot.
And a maintenance-free sheath is arranged between the shaft sleeve and the connecting shaft.
The utility model has the advantages that: 1. the structure is simple, the production cost is low, and the market competitiveness is improved; 2. the main arm is arranged on the chassis assembly through the main arm hinge base and drives the main arm hinge base to swing left and right through the swing driving cylinder so as to realize the left and right swing of the main arm; 3. the rotating arm base is arranged to protrude out of the side wall of the main arm base, the rotating arm swinging seat is arranged to protrude out of the side wall of the rotating arm swinging seat, the protruding arrangement can increase the length of the force arm of the base and the rotating arm, and the requirement on the power of a driving cylinder is reduced while the rotating angle value of the main arm is improved; 4. a quick mounting structure is adopted between the swing driving cylinder and the swing seat of the rotating arm, so that the driving cylinder and the swing seat can be quickly mounted and dismounted while the normal use of the driving cylinder and the swing seat is ensured.
Drawings
Fig. 1 and 2 are the effect diagrams of the structure using state of the utility model.
Fig. 3 is an enlarged view of the structure of the part a in fig. 2 of the present invention.
Fig. 4 and 5 are structural assembly drawings of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The utility model provides a side to side deflection mechanism of engineering drill main arm which characterized in that: the main arm hinging device comprises a chassis assembly 1 and a main arm base 2 arranged at the front end of the chassis assembly 1, wherein a rotating arm assembly 3 can be hinged and installed in the main arm base 2 in a left-right swinging mode through a base pin shaft 21, a main arm hinging seat 31 and a driving cylinder hinging seat 32 are respectively arranged at the upper end and the lower end of the rotating arm assembly 3, the tail end of a main arm 4 is hinged with the main arm hinging seat 31 through a main arm pin shaft 41, the tail end of a main arm driving cylinder 5 is hinged with the driving cylinder hinging seat 32 through a driving cylinder pin shaft 51, and the top end of the main arm driving; the chassis assembly 1 is further provided with a rotating arm base 6, the rotating arm assembly 3 is provided with a rotating arm swinging seat 33, a swinging driving cylinder 7 is arranged between the rotating arm swinging seat 33 and the rotating arm base 6, and the swinging driving cylinder 7 moves in a telescopic mode to drive the main arm 4 and the rotating arm assembly 3 to swing relative to the main arm base 2.
The rotating arm base 6 is arranged on the side wall of the main arm base, and correspondingly: the boom swing seat 33 is also disposed on a corresponding side of the boom assembly.
The rotating arm base 6 is arranged by protruding the side wall of the main arm base, and the rotating arm swinging seat 33 is arranged by protruding the side wall of the rotating arm swinging seat 33.
The rotating arm swinging seat 33 is provided with a connecting hole 34, the side wall of the connecting hole 34 is provided with an open slot 35, the open slot 35 and the connecting hole 34 are distributed in an omega shape, and the width of the slot opening of the open slot 35 is smaller than the diameter of the connecting hole 34; the swing driving mechanism further comprises a connecting shaft 71 arranged on the swing driving cylinder 7, the connecting shaft 71 is installed in the connecting hole 34, and the diameter of the connecting shaft 71 is smaller than the width of the opening groove 35, so that the connecting shaft 71 can be radially installed in the connecting hole 34 from the opening groove 35; an end cover 36 is arranged outside the connecting hole 34, and the end cover 36 covers the end face of the connecting hole 34 and is fixed with the rotating arm swinging seat 33.
The connecting hole 34 is also internally provided with a shaft sleeve 37, the inner hole of the shaft sleeve 37 is sleeved on the surface of the connecting shaft 71, and the excircle of the shaft sleeve 37 is clamped in the connecting hole 34 to play a role in preventing the connecting shaft 71 from being separated from the opening groove 35.
A maintenance-free sheath 38 is arranged between the shaft sleeve 37 and the connecting shaft 71.
The working principle is as follows: when the left and right positions of the main arm relative to the chassis assembly need to be adjusted, the adjustment can be realized by controlling the telescopic amount of the swinging driving cylinder 7. When the swing driving cylinder 7 extends and contracts, the acting force at the two ends of the swing driving cylinder 7 is between the rotating arm swing seat 33 and the rotating arm base 6, and the swing driving cylinder 7 pushes the rotating arm assembly 3 to rotate in the main arm base 2, so that the main arm is driven to swing left and right, and the position of the drilling rig is adjusted. In order to increase the swing amplitude of the main arm, the rotating arm base 6 is arranged to protrude out of the side wall of the main arm base, and the rotating arm swing base 33 is arranged to protrude out of the side wall of the rotating arm swing base 33. The convex arrangement allows the swing actuating cylinder 7 to be mounted offset outwardly, providing sufficient space for the main arm to swing.
Further: in the scheme, a connecting hole 34 is formed in the swing seat of the rotating arm, an open groove 35 is formed in the side wall of the connecting hole 34, the open groove 35 and the connecting hole 34 are distributed in an omega shape, and the width of the opening of the open groove 35 is smaller than the diameter of the connecting hole 34; connecting shaft 71 on swing actuating cylinder 7 installs in connecting hole 34 to connect through axle sleeve and end cover, this structural connection mode is simple, and the material is quick convenient, is favorable to the maintenance in later stage, so can extensively use widely.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. The utility model provides a side to side deflection mechanism of engineering drill main arm which characterized in that: the main arm hinged type hydraulic lifting device comprises a chassis assembly (1) and a main arm base (2) arranged at the front end of the chassis assembly (1), wherein a rotating arm assembly (3) can be hinged and installed in the main arm base (2) in a left-right swinging mode through a base pin shaft (21), the upper end and the lower end of the rotating arm assembly (3) are respectively provided with a main arm hinged seat (31) and a driving cylinder hinged seat (32), the tail end of a main arm (4) is hinged with the main arm hinged seat (31) through a main arm pin shaft (41), the tail end of a main arm driving cylinder (5) is hinged with the driving cylinder hinged seat (32) through a driving cylinder pin shaft (51), and the top end of the main arm driving cylinder (; the chassis assembly (1) is further provided with a rotating arm base (6), the rotating arm assembly (3) is provided with a rotating arm swinging seat (33), a swinging driving cylinder (7) is arranged between the rotating arm swinging seat (33) and the rotating arm base (6), and the swinging driving cylinder (7) conducts telescopic motion to drive the main arm (4) and the rotating arm assembly (3) to swing relative to the main arm base (2).
2. The main arm side-to-side yaw mechanism of an engineering drilling machine as claimed in claim 1, wherein: the rotating arm base (6) is arranged by protruding the side wall of the main arm base, and the rotating arm swinging seat (33) is arranged by protruding the side wall of the rotating arm swinging seat (33).
3. The main arm side-to-side yaw mechanism of an engineering drilling machine as claimed in claim 1, wherein: a connecting hole (34) is formed in the rotating arm swinging seat (33), an open groove (35) is formed in the side wall of the connecting hole (34), the open groove (35) and the connecting hole (34) are distributed in an omega shape, and the width of the opening of the open groove (35) is smaller than the diameter of the connecting hole (34); the swing driving mechanism further comprises a connecting shaft (71) arranged on the swing driving cylinder (7), the connecting shaft (71) is installed in the connecting hole (34), and the diameter of the connecting shaft (71) is smaller than the width of the open slot (35), so that the connecting shaft (71) can be radially installed in the connecting hole (34) from the open slot (35); an end cover (36) is arranged outside the connecting hole (34), and the end cover (36) covers the end face of the connecting hole (34) and is fixed with the rotating arm swinging seat (33).
4. The main arm side-to-side yaw mechanism of an engineering drilling machine as claimed in claim 3, wherein: the connecting hole (34) is internally provided with a shaft sleeve (37), the inner hole of the shaft sleeve (37) is sleeved on the surface of the connecting shaft (71), and the excircle of the shaft sleeve (37) is clamped in the connecting hole (34) to prevent the connecting shaft (71) from being separated from the opening groove (35).
5. The main arm side-to-side yaw mechanism of an engineering drilling rig according to claim 4, wherein: a maintenance-free sheath (38) is arranged between the shaft sleeve (37) and the connecting shaft (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391041.2U CN210598809U (en) | 2019-08-26 | 2019-08-26 | Engineering driller main arm left-right deflection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391041.2U CN210598809U (en) | 2019-08-26 | 2019-08-26 | Engineering driller main arm left-right deflection mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN210598809U true CN210598809U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921391041.2U Active CN210598809U (en) | 2019-08-26 | 2019-08-26 | Engineering driller main arm left-right deflection mechanism |
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| CN (1) | CN210598809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116641651A (en) * | 2023-07-27 | 2023-08-25 | 湖南创远高新机械有限责任公司 | Small-sized drilling machine |
-
2019
- 2019-08-26 CN CN201921391041.2U patent/CN210598809U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116641651A (en) * | 2023-07-27 | 2023-08-25 | 湖南创远高新机械有限责任公司 | Small-sized drilling machine |
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Effective date of registration: 20240528 Address after: 528300, Room 274, 2nd Floor, No. 10 Cuizhu Middle Road, Hongqi Community, Ronggui Street, Shunde District, Foshan City, Guangdong Province (Residence Declaration) Patentee after: Foshan Yixingbai Intelligent Technology Co.,Ltd. Country or region after: China Address before: The second floor of the first floor of Block C, No. 6, Keyuan 3rd Road, Xiaohuangpu Community, Ronggui Sub-district Office, Shunde District, Foshan City, Guangdong Province, 528305 Patentee before: Guangdong Huishan Intelligent Machinery Co.,Ltd. Country or region before: China |