CN213685127U - Speed change gear of mining crawler-type hydraulic drilling machine - Google Patents
Speed change gear of mining crawler-type hydraulic drilling machine Download PDFInfo
- Publication number
- CN213685127U CN213685127U CN202022607729.9U CN202022607729U CN213685127U CN 213685127 U CN213685127 U CN 213685127U CN 202022607729 U CN202022607729 U CN 202022607729U CN 213685127 U CN213685127 U CN 213685127U
- Authority
- CN
- China
- Prior art keywords
- transmission
- tooth
- shaft
- driving tooth
- input shaft
- 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.)
- Active
Links
Images
Landscapes
- Structure Of Transmissions (AREA)
Abstract
The utility model belongs to the technical field of mining drilling machine, a speed change gear of mining crawler-type hydrodrill is disclosed, including transmission box, first input shaft, the second input shaft, transmission shaft and output shaft all are connected with the rotation of transmission box, first input shaft has first drive tooth through the splined connection, the second input shaft has second drive tooth through the splined connection, the transmission shaft is connected with transmission driven tooth and transmission drive tooth, first drive tooth and second drive tooth all mesh with the transmission driven tooth, the output shaft has output driven tooth through the splined connection, the transmission drive tooth meshes with the output driven tooth; the utility model provides a big problem of overall dimension of current crawler-type hydrodrill transmission part, be applicable to crawler-type hydrodrill.
Description
Technical Field
The utility model relates to a mining rig technical field especially relates to a mining crawler-type hydrodrill's speed change gear.
Background
Along with the rapid development of the society, the demand for mineral resources is gradually increased, and in order to meet the demand for mineral resources, a high-efficiency mining mode of mechanized matching operation is inevitably and vigorously developed, and the crawler-type hydraulic drilling machine is generally used for mining the mineral resources such as coal, copper, chromium and the like due to the reliable trafficability, stability and the like. In the process of mining mineral resources, a roadway mining method is generally adopted, and in order to ensure the mining efficiency and economy, a roadway is generally only excavated aiming at the mineral resources, so that the depth of the excavated roadway is large but the diameter of the excavated roadway is small, the smaller the overall dimension of a matched machine is, the better the overall dimension is, so that enough space is ensured between the mining machine and the roadway, and the operation is convenient. The existing crawler-type hydraulic drilling machine has the defects that the transmission part of the crawler-type hydraulic drilling machine is large in overall size and is overstaffed, the crawler-type hydraulic drilling machine is troublesome to maintain and overhaul, and the application of the crawler-type hydraulic drilling machine in mineral resource exploitation is limited.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mining crawler-type hydrodrill's speed change gear to solve the big problem of overall dimension of current crawler-type hydrodrill transmission part.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a basic technical scheme is: the speed change device of the mining crawler-type hydraulic drilling machine comprises a transmission box body, a first input shaft, a second input shaft, a transmission shaft and an output shaft, wherein the first input shaft, the second input shaft, the transmission shaft and the output shaft are rotatably connected with the transmission box body, the first input shaft is fixedly connected with a first driving tooth, the second input shaft is fixedly connected with a second driving tooth, the transmission shaft is connected with a transmission driven tooth and a transmission driving tooth, the transmission driven tooth drives the transmission driving tooth to rotate, the first driving tooth and the second driving tooth are meshed with the transmission driven tooth, the output shaft is fixedly connected with an output driven tooth, and the transmission driving tooth is meshed with the output driven tooth.
The principle of the basic technical scheme is as follows: the transmission shaft and the transmission gear are arranged in the transmission box body, the two power motor heads respectively drive the first input shaft and the second input shaft to rotate, the first input shaft drives the first driving gear to rotate, the second input shaft drives the second driving gear to rotate, the first driving gear and the second driving gear simultaneously drive the transmission driven gear to rotate, the transmission driven gear drives the transmission driving gear to rotate, the transmission driving gear drives the output driven gear to rotate, the transmission driven gear drives the output shaft to rotate, and the output shaft outputs the rotating speed.
The beneficial effects of the basic technical scheme are as follows: the two power motors are used for inputting, the two input rotating speeds are overlapped together by utilizing the same transmission driven gear, the speed change is realized in one transmission box body, the overall dimension of the transmission part of the crawler-type hydraulic drilling machine is reduced, and in addition, the maintenance and the overhaul are convenient and the efficiency is high because only one box body is maintained and overhauled.
Preferably, the first driving tooth is connected with the first input shaft through a spline, the second driving tooth is connected with the second input shaft through a spline, the output driven tooth is connected with the output shaft through a spline, and the transmission driven tooth and the transmission driving tooth are fixedly connected to form a transmission duplex tooth.
Through the arrangement, the spline has reliable torque transmission and low manufacturing cost; the transmission driven teeth and the transmission driving teeth are fixedly connected to form transmission duplex teeth, so that tooth blanks required by machining are reduced, machining is completed by one-time clamping, and production cost is low.
Preferably, the first driving tooth and the second driving tooth are located on the same horizontal plane and have the same number of teeth.
Through the arrangement, the first driving tooth and the second driving tooth are located on the same horizontal plane, and the driven transmission tooth meshed with the first driving tooth and the driven transmission tooth form an isosceles triangle on the perpendicular bisector of the first driving tooth and the second driving tooth, so that the overall dimension of the three is minimized, the number of teeth of the first driving tooth and the second driving tooth is the same, the overall dimension of the three is further reduced, the stress balance of the driven transmission tooth is facilitated, and the service life of the driven transmission tooth is prolonged.
Preferably, the output shaft is in the same vertical plane as the drive shaft.
Through the arrangement, the overall external dimension of the transmission part is reduced.
Preferably, the addendum circle of the first driving tooth and the addendum circle of the second driving tooth are simultaneously tangent to the addendum circle of the output driven tooth in a vertical plane.
Through the arrangement, under the condition that the transmission ratio is kept unchanged, the transmission ratios of all levels of transmission gears and the tooth numbers of the transmission gears are properly distributed, so that the structure of the transmission part is more compact, and the whole appearance size is small.
Drawings
FIG. 1 is a front view of a speed change device of a mining crawler-type hydraulic drilling machine according to the present invention;
FIG. 2 is a cross-sectional view of the step A-A of FIG. 1;
the names of corresponding labels in the drawings are:
the transmission device comprises a box body 1, a first input shaft 2, a first driving tooth 3, a second input shaft 4, a second driving tooth 5, a transmission shaft 6, a transmission driven tooth 7, a transmission driving tooth 8, an output shaft 9 and an output driven tooth 10.
Detailed Description
The invention will be described in further detail with reference to the following drawings and embodiments:
as shown in fig. 1 and 2, a speed change device of a mining crawler-type hydraulic drilling machine comprises a transmission case 1, a first input shaft 2, a second input shaft 4, a transmission shaft 6 and an output shaft 9, wherein the first input shaft 2, the second input shaft 4, the transmission shaft 6 and the output shaft 9 are all rotatably connected with the transmission case 1, the first input shaft 2 and the second input shaft 4 are arranged at the upper part of the transmission case 1 and are positioned on the same horizontal plane, the transmission shaft 6 is arranged at the middle part of the transmission case 1 and is positioned on the perpendicular bisector of the first input shaft 2 and the second input shaft 4, the output shaft 9 is arranged at the lower part of the transmission case 1 and is positioned on the same vertical plane with the transmission shaft 6, the first input shaft 2 is connected with a first driving tooth 3 through a spline, the second input shaft 4 is connected with a second driving tooth 5 through a spline, the first driving tooth 3 and the second driving tooth 5 have the same number, the transmission shaft 6 is connected with a driven tooth 7 and a transmission driving, the transmission driven tooth 7 and the transmission driving tooth 8 are fixedly connected to form a transmission duplex tooth, the first driving tooth 3 and the second driving tooth 5 are both meshed with the transmission driven tooth 7, the output shaft 9 is connected with an output driven tooth 10 through a spline, the addendum circle of the output driven tooth 10 is simultaneously meshed with the addendum circle of the first driving tooth 3 and the addendum circle of the second driving tooth 5 in a vertical plane, and the transmission driving tooth 8 is meshed with the output driven tooth 10.
The specific transmission process is as follows:
the two power motor heads respectively drive a first input shaft 2 and a second input shaft 4 to rotate, the first input shaft 2 drives a first driving tooth 3 to rotate under the action of a spline, the second input shaft 4 drives a second driving tooth 5 to rotate under the action of the spline, the first driving tooth 3 and the second driving tooth 5 simultaneously drive a transmission driven tooth 7 to rotate, the transmission driven tooth 7 and the transmission driving tooth 8 are transmission duplex teeth, the rotation speed of the transmission driving tooth 8 is consistent with that of the transmission driven tooth 7, the transmission driving tooth 8 drives an output driven tooth 10 to rotate, the transmission driven tooth 7 drives an output shaft 9 to rotate under the action of the spline, and the output shaft 9 outputs the rotation speed.
The above description is only an example of the present invention, and the common general knowledge of the known specific technical solutions or characteristics in the solutions is not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (5)
1. The utility model provides a speed change gear of mining crawler-type hydrodrill which characterized in that: the transmission device comprises a transmission box body (1), a first input shaft (2), a second input shaft (4), a transmission shaft (6) and an output shaft (9), wherein the first input shaft (2), the second input shaft (4), the transmission shaft (6) and the output shaft (9) are rotationally connected with the transmission box body (1), the first input shaft (2) is fixedly connected with a first driving tooth (3), the second input shaft (4) is fixedly connected with a second driving tooth (5), the transmission shaft (6) is connected with a transmission driven tooth (7) and a transmission driving tooth (8), the transmission driven tooth (7) drives the transmission driving tooth (8) to rotate, the first driving tooth (3) and the second driving tooth (5) are both meshed with the transmission driven tooth (7), and the output shaft (9) is fixedly connected with an output driven tooth (10), the transmission driving tooth (8) is meshed with the output driven tooth (10).
2. The speed change device of the mining crawler-type hydraulic drilling machine according to claim 1, characterized in that: the first driving tooth (3) is connected with the first input shaft (2) through a spline, the second driving tooth (5) is connected with the second input shaft (4) through a spline, the output driven tooth (10) is connected with the output shaft (9) through a spline, and the transmission driven tooth (7) and the transmission driving tooth (8) are fixedly connected to form transmission duplex teeth.
3. The speed change device of the mining crawler-type hydraulic drilling machine according to claim 1, characterized in that: the first driving tooth (3) and the second driving tooth (5) are located on the same horizontal plane and have the same number of teeth.
4. The speed change device of the mining crawler-type hydraulic drill according to claim 3, characterized in that: the output shaft (9) and the transmission shaft (6) are in the same vertical plane.
5. The speed change device of the mining crawler-type hydraulic drilling machine according to claim 4, characterized in that: and the addendum circle of the first driving tooth (3) and the addendum circle of the second driving tooth (5) are tangent to the addendum circle of the output driven tooth (10) in a vertical plane at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022607729.9U CN213685127U (en) | 2020-11-12 | 2020-11-12 | Speed change gear of mining crawler-type hydraulic drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022607729.9U CN213685127U (en) | 2020-11-12 | 2020-11-12 | Speed change gear of mining crawler-type hydraulic drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213685127U true CN213685127U (en) | 2021-07-13 |
Family
ID=76731480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022607729.9U Active CN213685127U (en) | 2020-11-12 | 2020-11-12 | Speed change gear of mining crawler-type hydraulic drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213685127U (en) |
-
2020
- 2020-11-12 CN CN202022607729.9U patent/CN213685127U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213685127U (en) | Speed change gear of mining crawler-type hydraulic drilling machine | |
| CN212389709U (en) | Hydraulic gear shifting main drive planetary reducer | |
| CN201565632U (en) | Device for drilling four holes simultaneously on engine case of motorcycle | |
| CN105178977B (en) | A kind of cutting part of heading machine | |
| CN205824119U (en) | Double shift fork change speed gear boxes | |
| CN201159266Y (en) | Special gearbox for thin coal seam mining drill rig | |
| CN211974881U (en) | Drill bit for accelerating oil drilling | |
| CN201505762U (en) | Gear milling head | |
| CN204458030U (en) | A kind of rig power transmission arrangement system | |
| CN213087924U (en) | Special drill bit for rock | |
| CN201815718U (en) | Drilling device with double motors | |
| CN111594597A (en) | Converging differential speed reducer of power head of rotary drilling rig and corresponding power head of rotary drilling rig | |
| CN202094753U (en) | Motor used in milling machine | |
| CN112815047A (en) | Planetary gear reducer for electric cutting of underground pipe column | |
| CN219855331U (en) | Torque balance type drilling machine transmission gear box | |
| CN217927013U (en) | Speed reducer and engineering machinery | |
| CN211693382U (en) | Double-speed power head | |
| CN212672335U (en) | Structure-updated three-in three-out gear engineering mechanical gearbox | |
| CN202970447U (en) | Long spiral drilling machine and power head thereof | |
| CN2743524Y (en) | Driving device used for drill rod of rotary dig drill machine | |
| CN203130087U (en) | Cutter head driving device for tunnel engineering machinery | |
| CN215171921U (en) | Motor driving structure of electric tricycle | |
| CN218480111U (en) | Horizontal double-motor position linkage speed reducer | |
| CN212272980U (en) | Converging differential speed reducer of power head of rotary drilling rig and corresponding power head of rotary drilling rig | |
| CN219673188U (en) | Planetary reduction transmission device for power head of reverse circulation drilling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |