CN114312142A - Simple steering axle of mining trolley - Google Patents
Simple steering axle of mining trolley Download PDFInfo
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- CN114312142A CN114312142A CN202111629041.3A CN202111629041A CN114312142A CN 114312142 A CN114312142 A CN 114312142A CN 202111629041 A CN202111629041 A CN 202111629041A CN 114312142 A CN114312142 A CN 114312142A
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- steering axle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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Abstract
The invention discloses a simple steering axle of a mining trolley, which comprises a swing beam (1), a steering knuckle (2), a traction piece (3) and wheels (4), wherein two ends of the swing beam are respectively hinged with one end of the steering knuckle, two ends of the traction piece are respectively hinged with the other end of the steering knuckle, and the simple steering axle is characterized in that: the swing beam, the two steering knuckles and the traction piece form a rectangular-parallel four-side four-connecting-rod structure, and the outer sides of the steering knuckles are connected with wheels through wheel shafts. The steering axle is simple in structure, flexible in operation, capable of achieving driving and driven steering respectively, flexible in operation in a narrow space, high in efficiency, low in operation cost and capable of being used for design of the chassis of the small-sized wheel type mining machinery.
Description
Technical Field
The invention relates to the technical field of mining, in particular to a simple steering axle of a mining trolley.
Background
Most of Chinese minerals are buried in underground rock stratums, and medium and small-sized minerals of low short mineral stratums account for most of the minerals, so that the geological structure is complex, and great difficulty is brought to underground mining. In order to realize the purpose that the mine car can flexibly walk in a small-sized narrow roadway with a small turning radius, a steering axle is needed to realize the purpose, and various professional steering axles on the market have complicated structures, high cost, high price and high maintenance requirement, so that the mine car cannot better adapt to the market requirement.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a simple steering axle of a mining trolley, which has the advantages of simple structure, flexible operation, capability of realizing driving and driven steering respectively, flexible operation in a narrow space, high efficiency, low operation cost and low manufacturing cost; the chassis has the advantages of small volume, compact structure, flexible steering, easy disassembly and convenient transportation, and can be used for the design of the chassis of the small-sized wheel type mining machinery.
The simple steering axle of the mining trolley comprises a swing beam, two steering knuckles and a traction piece, and when a trailer is connected with the traction piece to walk on a roadway, active steering is realized through the principle of a steering axle parallel four-bar linkage; when the mine car turns, the four-bar parallel mechanism of the bogie steering axle is changed from a rectangle to a parallelogram by the transverse component force generated by the traction force, so that a smaller turning radius is obtained; when the trolley is in work transposition and needs to turn during walking, the steering axle assists two front wheels to actively steer to become a driven steering axle, a smaller turning radius is obtained, the problems that the operation of the rock drill is inflexible and the efficiency is low in the process of drilling deep holes in the circumferential direction in a narrow tunnel space are solved, the suspension structure on the steering axle is compact, the operation in the narrow space is flexible, and the blank that the mechanized production of small and miniature tunnels in China is realized is filled.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a simple and easy steering axle of mining platform truck, its includes walking beam (1), knuckle (2), draws piece (3), wheel (4), and the both ends of walking beam are articulated mutually with the one end of knuckle respectively, and the both ends of drawing the piece are articulated its characterized in that with the other end of knuckle respectively: the swing beam, the two steering knuckles and the traction piece form a rectangular-parallel four-side four-connecting-rod structure, and the outer sides of the steering knuckles are connected with wheels through wheel shafts.
Furthermore, the swing beam (1) comprises a first bush (11), a second bush (12), a limiting surface (13) and a second limiting block (14), hinge holes are respectively formed in two ends of the swing beam, the first bush is installed in the hinge holes, the second bush is installed in the hinge holes in the middle of the swing beam, the second limiting block is arranged on the upper end surface of the swing beam and between the first bush and the second bush, the limiting surface is arranged on the periphery of the first bush and at two ends of the swing beam, the first bush and/or the second bush comprises an upper bush (15), a lower bush (16), an upper metal spacer (17) and a lower metal spacer (18), the upper bush and the lower bush are respectively sleeved on the periphery of a first hinge shaft (23) of the steering knuckle (2), the outer end of the upper bush is provided with the upper metal spacer, the other end of the upper metal spacer is attached to the inner wall of a mounting frame (21) of the steering knuckle, the outer end of the lower bushing is provided with a lower metal spacer, the other end of the lower metal spacer is attached to the inner wall of the mounting frame of the steering knuckle, two end faces of two ends of the swinging beam are respectively provided with a first positioning groove (19), and the upper bushing and the lower bushing are mounted in the first positioning grooves.
Furthermore, the steering knuckle (2) comprises an installation frame (21), a wheel connecting hole (22), a first hinge shaft (23), a connecting lug (24), a second hinge shaft (25) and a first limiting block (26), wherein the installation frame is of a rectangular frame structure, the wheel connecting hole is formed in one side face of the installation frame and is connected with a wheel through the wheel shaft, the first hinge shaft is installed between the upper side face and the lower side face of the installation frame, the axis of the first hinge shaft is perpendicular to the axis of the wheel connecting hole, the connecting lug is arranged on the other side face of the installation frame, the second hinge shaft is installed in the installation hole in the connecting lug, a positioning groove (28) is formed in the second hinge shaft, a first positioning plate (27) is installed on the connecting lug through a threaded connector, one end of the first positioning plate is inserted into the positioning groove, and a second positioning plate (29) is installed on the upper side face or the lower side face of the installation frame through a threaded connector, one end of the second positioning plate is inserted into the positioning groove of the first hinge shaft, a first limiting block is arranged on the inner side face of the mounting frame, and the first limiting block is used for being matched with the limiting face (13) to limit.
Further, the traction part (3) comprises a third bushing (31) and a fourth bushing (32), the third bushing is installed in a hinge hole at two ends of the traction part, the fourth bushing is installed in a hinge hole at the front end of the traction part, a pin shaft of the traction device is connected in the fourth bushing, the third bushing and/or the fourth bushing comprise an inner bushing (33), an upper metal partition plate (34) and a lower metal partition plate (35), the inner bushing is sleeved on the outer peripheral surface of the second hinge shaft (25), the upper end periphery of the inner bushing is connected with the upper metal partition plate, the lower end periphery of the inner bushing is connected with the lower metal partition plate, a second positioning groove (36) is formed in the inner side surface of the connecting lug (24), a small gap is formed between the upper end surface of the upper metal partition plate and the second positioning groove, and a small gap is formed between the lower end surface of the lower metal partition plate and the corresponding second positioning groove.
Furthermore, the steering axle consists of a swing beam (1), two steering knuckles (2) and a traction piece (3), and when a trailer is connected with the traction piece to walk on a roadway, active steering is realized through the principle of a steering axle parallel four-bar linkage; when the mine car turns, the transverse component force generated by the traction force enables the four-link parallel mechanism of the steering axle of the small car to be changed from a rectangle to a parallelogram, so that a small turning radius is obtained; when the trolley is in a working position changing state and needs to turn during walking, the steering axle assists two front wheels to actively steer to become a driven steering axle, and a small turning radius is also obtained.
The simple steering axle of the mining trolley has the advantages of simple structure, flexible operation in narrow space, high efficiency, low operation cost and low manufacturing cost, and can respectively realize driving steering and driven steering; the chassis has the advantages of small volume, compact structure, flexible steering, easy disassembly and convenient transportation, and can be used for the design of the chassis of the small-sized wheel type mining machinery.
Drawings
FIG. 1 is a schematic view of a simple steering bridge of the mining trolley of the present invention;
FIG. 2 is a schematic view of a steering axle configuration according to the present invention;
FIG. 3 is a schematic view of a steering axle configuration according to the present invention;
FIG. 4 is a schematic view of the walking beam configuration of the present invention;
FIG. 5 is a schematic view of a knuckle according to the present invention;
FIG. 6 is a schematic view of a knuckle according to the present invention;
fig. 7 is a schematic structural view of the traction member of the present invention.
In the figure: the swing beam/girder comprises a swing beam/girder 1, a steering knuckle 2, a traction piece 3, a wheel 4, a first bushing 11, a second bushing 12, a limiting surface 13, a second limiting block 14, an upper bushing 15, a lower bushing 16, an upper metal spacer 17, a lower metal spacer 18, a first positioning groove 19, a mounting frame 21, a wheel connecting hole 22, a first hinge shaft 23, a connecting lug 24, a second hinge shaft 25, a first limiting block 26, a positioning plate 27, a positioning groove 28, a positioning plate 29, a third bushing 31, a fourth bushing 32, an inner bushing 33, an upper metal partition plate 34, a lower metal partition plate 35 and a second positioning groove 36.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-7, a simple steering axle for mining trolley, which comprises a swing beam 1, a steering knuckle 2, a traction member 3 and wheels 4, wherein two ends of the swing beam 1 are hinged with one end of the steering knuckle 2, and two ends of the traction member 3 are hinged with the other end of the steering knuckle 2, characterized in that: a rectangular-parallel four-side four-link structure is formed among the swing beam 1, the two steering knuckles 2 and the traction piece 3, and the outer sides of the steering knuckles 2 are connected with wheels 4 through wheel shafts.
As shown in fig. 4-6, the walking beam 1 includes a first bush 11, a second bush 12, a limiting surface 13, and a second limiting block 14, hinge holes are respectively formed at two ends of the walking beam 1, the first bush 11 is installed in the hinge holes, the second bush 12 is installed in the hinge hole in the middle of the walking beam 1, the second limiting block 14 is installed between the first bush 11 and the second bush 12 and on the upper end surface of the walking beam 1, the limiting surface 13 is installed on the outer circumference of the first bush 11 and on both ends of the walking beam 1, the first bush 11 and/or the second bush 12 includes an upper bush 15, a lower bush 16, an upper metal spacer 17, and a lower metal spacer 18, the upper bush 15 and the lower bush 16 are respectively sleeved on the outer circumference of a first hinge shaft 23 of the knuckle 2, the outer end of the upper bush 15 is provided with the upper metal spacer 17, the other end of the upper metal spacer 17 is attached to the inner wall of a mounting frame 21 of the knuckle 2, the outer end of the lower bush 16 is provided with a lower metal spacer 18, the other end of the lower metal spacer 18 is attached to the inner wall of the mounting frame 21 of the knuckle 2, two end faces of two ends of the rocker beam 1 are respectively provided with a first positioning groove 19, and the upper bush 15 and the lower bush 16 are mounted in the first positioning grooves 19.
The steering knuckle 2 comprises a mounting frame 21, a wheel connecting hole 22, a first hinge shaft 23, a connecting lug 24, a second hinge shaft 25 and a first limiting block 26, wherein the mounting frame 21 is of a rectangular frame structure, the wheel connecting hole 22 is formed in one side surface of the mounting frame 21, the wheel connecting hole 22 is connected with a wheel 4 through the wheel shaft, the first hinge shaft 23 is arranged between the upper side surface and the lower side surface of the mounting frame 21, the axis of the first hinge shaft 23 is perpendicular to the axis of the wheel connecting hole 22, the connecting lug 24 is arranged on the other side surface of the mounting frame 21, the second hinge shaft 25 is arranged in the mounting hole in the connecting lug 24, a positioning groove 28 is arranged on the second hinge shaft 25, a first positioning plate 27 is arranged on the connecting lug 24 through a threaded connector, one end of the first positioning plate 27 is inserted into the positioning groove 28, a second positioning plate 29 is arranged on the upper side surface or the lower side surface of the mounting frame 21 through a threaded connector, one end of the second positioning plate 29 is inserted into the positioning groove of the first hinge shaft 23, the medial surface of installing frame 21 is provided with first stopper 26, and first stopper 26 is used for spacing with spacing face 13 cooperation.
The traction part 3 comprises a third bush 31 and a fourth bush 32, the third bush 31 is arranged in the hinge holes at the two ends of the traction part 3, the fourth bush 32 is arranged in the hinge hole at the front end of the traction part 3, a pin shaft of the traction device is connected in the fourth bush 32, the third bush 31 and/or the fourth bush 32 comprises an inner bush 33, an upper metal partition plate 34 and a lower metal partition plate 35, the inner bush 33 is sleeved on the outer peripheral surface of the second hinge shaft 25, the upper end outer periphery of the inner bush 33 is connected with the upper metal partition plate 34, the lower end outer periphery is connected with the lower metal partition plate 35, a second positioning groove 36 is formed in the inner side surface of the connecting lug 24, a small gap is formed between the upper end surface of the upper metal partition plate 34 and the second positioning groove 36, and a small gap is formed between the lower end surface of the lower metal partition plate 35 and the corresponding second positioning groove 36.
The simple steering axle of the mining trolley comprises a swing beam 1, two steering knuckles 2 and a traction piece 3, and when a trailer is connected with the traction piece to walk on a roadway, active steering is realized through the principle of a steering axle parallel four-bar mechanism; when the mine car turns, the transverse component force generated by the traction force enables the four-link parallel mechanism of the steering axle of the small car to be changed from a rectangle to a parallelogram, so that a small turning radius is obtained; when the trolley is in a working position changing state and needs to turn during walking, the steering axle assists two front wheels to actively steer to become a driven steering axle, and a small turning radius is also obtained.
The number of the swing beams 1 is one, and the swing angle of two sides is 10 degrees through rigid positioning of two ends of a hinge shaft; the two steering knuckles 2 are respectively arranged on two sides of the swinging beam 1, and the driving steering and the driven steering are realized through the hinged shaft connection. When preceding trailer drags the mining platform truck to move ahead, the rear wheel is in the front, becomes the initiative directive wheel, can adapt to the demand of turning better.
The simple steering axle of the mining trolley has the advantages of simple structure, flexible operation in narrow space, high efficiency, low operation cost and low manufacturing cost, and can respectively realize driving steering and driven steering; the chassis has the advantages of small volume, compact structure, flexible steering, easy disassembly and convenient transportation, and can be used for the design of the chassis of the small-sized wheel type mining machinery.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a simple and easy steering axle of mining platform truck, its includes walking beam (1), knuckle (2), draws piece (3), wheel (4), and the both ends of walking beam are articulated mutually with the one end of knuckle respectively, and the both ends of drawing the piece are articulated its characterized in that with the other end of knuckle respectively: the swing beam, the two steering knuckles and the traction piece form a rectangular-parallel four-side four-connecting-rod structure, and the outer sides of the steering knuckles are connected with wheels through wheel shafts.
2. The simple steering axle of the mining trolley according to claim 1, characterized in that the swing beam (1) comprises a first bush (11), a second bush (12), a limiting surface (13) and a second limiting block (14), hinge holes are respectively arranged at two ends of the swing beam, the first bush is arranged in the hinge hole, the second bush is arranged in the hinge hole at the middle part of the swing beam, the second limiting block is arranged between the first bush and the second bush at the upper end surface of the swing beam, the limiting surface is arranged at the periphery of the first bush at two ends of the swing beam, the first bush and/or the second bush comprises an upper bush (15), a lower bush (16), an upper metal spacer (17) and a lower metal spacer (18), the upper bush and the lower bush are respectively sleeved on the periphery of the first hinge shaft (23) of the steering knuckle (2), the outer end of the upper bush is provided with the upper metal spacer, the other end of the upper metal spacer is attached to the inner wall of a mounting frame (21) of the steering knuckle, the outer end of the lower bushing is provided with the lower metal spacer, the other end of the lower metal spacer is attached to the inner wall of the mounting frame of the steering knuckle, two end faces of two ends of the swinging beam are respectively provided with a first positioning groove (19), and the upper bushing and the lower bushing are mounted in the first positioning grooves.
3. The simple steering axle of the mining trolley as claimed in claim 2, wherein the steering knuckle (2) comprises a mounting frame (21), wheel connecting holes (22), a first hinge shaft (23), a connecting lug (24), a second hinge shaft (25) and a first limiting block (26), the mounting frame is of a rectangular frame structure, one side surface of the mounting frame is provided with the wheel connecting holes, the wheel connecting holes are connected with wheels through the wheel shafts, the first hinge shaft is installed between the upper side surface and the lower side surface of the mounting frame, the axis of the first hinge shaft is perpendicular to the axis of the wheel connecting holes, the other side surface of the mounting frame is provided with the connecting lug, the second hinge shaft is installed in the mounting hole in the connecting lug, the second hinge shaft is provided with a positioning groove (28), the first positioning plate (27) is installed on the connecting lug through a threaded connection piece, one end of the first positioning plate is inserted into the positioning groove, the second positioning plate (29) is installed on the upper side surface or the lower side surface of the mounting frame through a threaded connection piece, one end of the second positioning plate is inserted into the positioning groove of the first hinge shaft, a first limiting block is arranged on the inner side face of the mounting frame, and the first limiting block is used for being matched with the limiting face (13) to limit.
4. The simple steering axle of a mining trolley according to claim 3, characterized in that the pulling element (3) comprises a third bush (31) and a fourth bush (32), the third bush is arranged in the hinge holes at both ends of the pulling element, the fourth bush is arranged in the hinge hole at the front end of the pulling element, the pin shaft of the pulling device is connected in the fourth bush, the third bush and/or the fourth bush comprises an inner bush (33), go up metal partition (34), metal partition (35) down, the outer peripheral face of second hinge (25) is located to the bush sleeve, the upper end periphery of bush is connected with metal partition, the lower extreme periphery is connected with metal partition down, second positioning groove (36) have been seted up to the medial surface of engaging lug (24), it has small clearance to go up between metal partition's the up end and the second positioning groove, has small clearance between lower metal partition's the lower terminal surface and the corresponding second positioning groove.
5. A simple steering axle for a mining trolley according to claim 4, characterized in that it consists of a swing beam (1), two steering knuckles (2) and a tractor (3), and when the trailer is connected to the tractor to walk on the roadway, the active steering is realized by the steering axle's principle of parallel four-bar linkage; when the mine car turns, the transverse component force generated by the traction force enables the four-link parallel mechanism of the steering axle of the small car to be changed from a rectangle to a parallelogram, so that a small turning radius is obtained; when the trolley is in a working position changing state and needs to turn during walking, the steering axle assists two front wheels to actively steer to become a driven steering axle, and a small turning radius is also obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111629041.3A CN114312142B (en) | 2021-12-28 | 2021-12-28 | Simple steering axle of mining trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111629041.3A CN114312142B (en) | 2021-12-28 | 2021-12-28 | Simple steering axle of mining trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114312142A true CN114312142A (en) | 2022-04-12 |
| CN114312142B CN114312142B (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111629041.3A Active CN114312142B (en) | 2021-12-28 | 2021-12-28 | Simple steering axle of mining trolley |
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| Country | Link |
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| CN (1) | CN114312142B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203593044U (en) * | 2013-12-05 | 2014-05-14 | 武汉圣翌电动工业车辆有限公司 | Front axle steering system of electric tractor |
| KR20160076669A (en) * | 2014-12-23 | 2016-07-01 | 주식회사 두산 | Steer Axle Structure of 4 Wheel Type Forklift |
| CN107554606A (en) * | 2017-07-14 | 2018-01-09 | 浙江工业大学 | A kind of fork-truck steering mechanism |
| CN208324769U (en) * | 2018-05-30 | 2019-01-04 | 安徽合力股份有限公司安庆车桥厂 | A kind of high set battery fork lift truck steeraxle |
| CN208325369U (en) * | 2018-06-14 | 2019-01-04 | 山推工程机械股份有限公司 | A kind of rubber-tyred paver Front Axle Steering Mechanism |
| CN110155171A (en) * | 2019-04-30 | 2019-08-23 | 上海擎朗智能科技有限公司 | A kind of control method of vehicle chassis, vehicle and the vehicle chassis |
| CN110654166A (en) * | 2019-10-28 | 2020-01-07 | 陈建军 | Door type axle assembly |
| CN112441159A (en) * | 2020-12-06 | 2021-03-05 | 广州通发智能装备股份有限公司 | Track variable structure for material loading and unloading platform |
-
2021
- 2021-12-28 CN CN202111629041.3A patent/CN114312142B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203593044U (en) * | 2013-12-05 | 2014-05-14 | 武汉圣翌电动工业车辆有限公司 | Front axle steering system of electric tractor |
| KR20160076669A (en) * | 2014-12-23 | 2016-07-01 | 주식회사 두산 | Steer Axle Structure of 4 Wheel Type Forklift |
| CN107554606A (en) * | 2017-07-14 | 2018-01-09 | 浙江工业大学 | A kind of fork-truck steering mechanism |
| CN208324769U (en) * | 2018-05-30 | 2019-01-04 | 安徽合力股份有限公司安庆车桥厂 | A kind of high set battery fork lift truck steeraxle |
| CN208325369U (en) * | 2018-06-14 | 2019-01-04 | 山推工程机械股份有限公司 | A kind of rubber-tyred paver Front Axle Steering Mechanism |
| CN110155171A (en) * | 2019-04-30 | 2019-08-23 | 上海擎朗智能科技有限公司 | A kind of control method of vehicle chassis, vehicle and the vehicle chassis |
| CN110654166A (en) * | 2019-10-28 | 2020-01-07 | 陈建军 | Door type axle assembly |
| CN112441159A (en) * | 2020-12-06 | 2021-03-05 | 广州通发智能装备股份有限公司 | Track variable structure for material loading and unloading platform |
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| CN114312142B (en) | 2023-08-01 |
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