CN202064824U - Rotary power head of coaxial transmission drill - Google Patents
Rotary power head of coaxial transmission drill Download PDFInfo
- Publication number
- CN202064824U CN202064824U CN 201120194839 CN201120194839U CN202064824U CN 202064824 U CN202064824 U CN 202064824U CN 201120194839 CN201120194839 CN 201120194839 CN 201120194839 U CN201120194839 U CN 201120194839U CN 202064824 U CN202064824 U CN 202064824U
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- Prior art keywords
- output shaft
- air chamber
- bearing
- fixed
- power head
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- Expired - Lifetime
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 abstract description 6
- 238000005553 drilling Methods 0.000 abstract description 5
- 239000011435 rock Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
一种同轴传动钻机回转动力头，输入齿轴、大齿轮A、大齿轮B、中间齿轮轴和输出轴构成同轴传动减速装置，输入齿轴与输出轴中心同轴，机架固定在箱体上，马达固定在机架上，并与输入齿轴连接，输入齿轴由轴承C、轴承D支承在箱体上，气室上有进气孔，气室通过法兰固定在大端盖上，密封A和密封B与气室、输出轴配合，输出轴上径向孔与气室相通，输出轴上有内螺纹孔。本实用新型的优点是：本装置克服了现有减速器及回转动力头的不足，为减速器提供一种通用的系列，为钻机提供一种拆装方便，径向尺寸小、传递扭矩大、适合重载荷的凿岩机械回转动力头。
A rotary power head of a coaxial transmission drilling rig, the input gear shaft, the large gear A, the large gear B, the intermediate gear shaft and the output shaft form a coaxial transmission reduction device, the center of the input gear shaft and the output shaft are coaxial, and the frame is fixed on the box On the body, the motor is fixed on the frame and connected with the input gear shaft. The input gear shaft is supported on the box by bearing C and bearing D. There is an air inlet hole in the air chamber, and the air chamber is fixed on the large end cover through the flange. Above, seal A and seal B cooperate with the air chamber and output shaft, the radial hole on the output shaft communicates with the air chamber, and the output shaft has an internal thread hole. The utility model has the advantages that: the device overcomes the shortcomings of the existing reducer and rotary power head, provides a general series for the reducer, and provides a convenient disassembly and assembly for the drilling machine, small radial size, large transmission torque, Swivel head for heavy duty rock drilling machinery.
Description
Technical field
The utility model relates to a kind of rock drilling machinery equipment, is a kind of with through-drive rig rotary motive power head specifically.
Background technology
Various rigs are widely used in the engineering explosion hole drill cutter operations such as metallurgy, railway, mine, building materials, highway.Rig rotary motive power head is one of critical component of rig, its speed change gear requires in light weight, barycenter is low, high-speed cutting is bored the rotary motive power head and is required the dynamic equilibrium characteristic good, and gear range is big, but existing universal speed reducer radial dimension is big, do not satisfy instructions for use, movable teeth reducer is a tooth difference eccentric wheel structure, and the dynamic equilibrium characteristic is poor, and the rotary motive power head needs specialized designs.
The utility model content
In order to overcome the deficiency that above-mentioned technology exists, technical problem to be solved in the utility model provides a kind of easy accessibility, and radial dimension is little, transfer torque is big, the same through-drive rig rotary motive power head of suitable heavy load.
The technical solution of the utility model is: a kind of with through-drive rig rotary motive power head, comprise motor, frame, casing, bearing A, circlip A, gear wheel A, intermediate gear shaft, bearing B, big end cap, flange, air chamber, little end cap, bearing C, input tooth axle, bearings D, bearing E, circlip B, gear wheel B, circlip C, bearing F, sealing A, sealing B, output shaft, it is characterized in that, input tooth axle, gear wheel A, gear wheel B, intermediate gear shaft and output shaft constitute coaxial transmission decelerating device, input tooth axle is coaxial with the output shaft center, frame is fixed on the casing, motor is fixed on the frame, and be connected with input tooth axle, input tooth axle is by bearing C, bearings D is bearing on the casing, air inlet is arranged on the air chamber, air chamber is fixed on the big end cap by flange, sealing A and sealing B and air chamber, output shaft cooperates, radial hole communicates with air chamber on the output shaft, and internal thread hole is arranged on the output shaft.
Described air chamber can also be made an integral body with flange and directly be fixed on the big end cap.
The utility model has the advantages that: this device has overcome the deficiency of existing reducer and rotary motive power head, for reducer provides a kind of general series, for rig provides a kind of easy accessibility, radial dimension is little, transfer torque is big, the rock drilling machinery rotary motive power head of suitable heavy load.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Now in conjunction with the accompanying drawings, technology contents of the present utility model is described further.
As shown in Figure 1, input tooth axle 14, gear wheel A6, gear wheel B18, intermediate gear shaft 7 and output shaft 23 constitute coaxial transmission decelerating device, input tooth axle 14 is coaxial with output shaft 23 centers, on an axis of deceleration part, just can realize double reduction like this, effective appearance volume of reduction box is fully utilized, obtain maximum speed ratio, frame 2 is fixed on the casing 3, motor 1 is fixed on the frame 2, and be connected with input tooth axle 14, input tooth axle 14 is by bearing C13, bearings D 15 is bearing on the casing 3, on the air chamber 11 air inlet is arranged, air chamber 11 is fixed on the big end cap 9 by flange 10, sealing A21 and sealing B22 and air chamber 11, output shaft 23 cooperates, radial hole communicates with air chamber 11 on the output shaft 23, on the output shaft 23 internal thread hole is arranged.The gear-profile of two gear pairs can be involute, cosine allusion quotation line, two circular curve, elongated line, and is the conjugate curves of corresponding tooth curve with another gear-profile of gears engaged; Involute Gear Pair is profile modified gear or modification coefficient and greater than 1 big profile modified gear; Gear wheel A6, gear wheel B18 size make gear and are fixed on the respective members again when big, size hour makes shaft gear with axle; Gear on the intermediate gear shaft 7 also makes gear separately and is fixedly connected with axle formation when gear size is big; By the number of teeth of proportioning two gear pairs, it is big to obtain gear range.Change individual wheel and just can obtain different gearratios.
Claims (2)
1. one kind with through-drive rig rotary motive power head, comprise motor (1), frame (2), casing (3), bearing A(4), circlip A(5), gear wheel A(6), intermediate gear shaft (7), bearing B(8), big end cap (9), flange (10), air chamber (11), little end cap (12), bearing C(13), input tooth axle (14), bearings D (15), bearing E(16), circlip B(17), gear wheel B(18), circlip C(19), bearing F(20), sealing A(21), sealing B(22), output shaft (23), it is characterized in that, input tooth axle (14), gear wheel A(6), gear wheel B(18), intermediate gear shaft (7) and output shaft (23) constitute coaxial transmission decelerating device, input tooth axle (14) is coaxial with output shaft (23) center, frame (2) is fixed on the casing (3), motor (1) is fixed on the frame (2), and with the input tooth axle (14) be connected, input tooth axle (14) is by bearing C(13), bearings D (15) is bearing on the casing (3), air chamber has air inlet on (11), air chamber (11) is fixed on the big end cap (9) by flange (10), seal A(21) and sealing B(22) and air chamber (11), output shaft (23) cooperates, output shaft (23) is gone up radial hole and is communicated with air chamber (11), and output shaft has internal thread hole on (23).
2. according to claim 1 a kind of with through-drive rig rotary motive power head, it is characterized in that: described air chamber (11) can also be made an integral body with flange (10) and directly be fixed on the big end cap (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120194839 CN202064824U (en) | 2011-06-10 | 2011-06-10 | Rotary power head of coaxial transmission drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120194839 CN202064824U (en) | 2011-06-10 | 2011-06-10 | Rotary power head of coaxial transmission drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202064824U true CN202064824U (en) | 2011-12-07 |
Family
ID=45058692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120194839 Expired - Lifetime CN202064824U (en) | 2011-06-10 | 2011-06-10 | Rotary power head of coaxial transmission drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202064824U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226374A (en) * | 2011-06-10 | 2011-10-26 | 湖南文理学院 | Rotary power head of a coaxial transmission drilling rig |
| CN106089023A (en) * | 2016-08-23 | 2016-11-09 | 孟玲 | A kind of rotary power head of coaxial transmission drilling machine |
| CN112554785A (en) * | 2020-11-25 | 2021-03-26 | 重庆勤牛工程机械有限责任公司 | Anchoring drilling machine |
-
2011
- 2011-06-10 CN CN 201120194839 patent/CN202064824U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226374A (en) * | 2011-06-10 | 2011-10-26 | 湖南文理学院 | Rotary power head of a coaxial transmission drilling rig |
| CN102226374B (en) * | 2011-06-10 | 2013-05-01 | 湖南文理学院 | Rotary power head of coaxial transmission drilling machine |
| CN106089023A (en) * | 2016-08-23 | 2016-11-09 | 孟玲 | A kind of rotary power head of coaxial transmission drilling machine |
| CN112554785A (en) * | 2020-11-25 | 2021-03-26 | 重庆勤牛工程机械有限责任公司 | Anchoring drilling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111207 Effective date of abandoning: 20130501 |
|
| RGAV | Abandon patent right to avoid regrant |