CN113323043A - Mining shovel car - Google Patents
Mining shovel car Download PDFInfo
- Publication number
- CN113323043A CN113323043A CN202110790431.2A CN202110790431A CN113323043A CN 113323043 A CN113323043 A CN 113323043A CN 202110790431 A CN202110790431 A CN 202110790431A CN 113323043 A CN113323043 A CN 113323043A
- Authority
- CN
- China
- Prior art keywords
- steering
- main frame
- hinged
- bucket
- oil cylinder
- 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.)
- Pending
Links
- 238000005065 mining Methods 0.000 title claims abstract description 22
- 230000007306 turnover Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
- E02F3/382—Connections to the frame; Supports for booms or arms
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
- E02F3/402—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with means for facilitating the loading thereof, e.g. conveyors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/422—Drive systems for bucket-arms, front-end loaders, dumpers or the like
Abstract
The invention discloses a mining forklift, which comprises a chassis, and a bucket mechanism and a loading mechanism which are arranged on the chassis, wherein the chassis comprises a main frame, a walking power mechanism, a rear steering mechanism, a hydraulic control box and an electric control operation chamber; the loading mechanism comprises a cargo bucket and an unloading oil cylinder used for pushing the cargo bucket to turn backwards for unloading, the rear end of the cargo bucket is hinged with the rear end of the main frame, and the unloading oil cylinder is hinged between the front end of the cargo bucket and the main frame. The underground mining shovel car is more compact in structure, smaller in turning radius and higher in flexibility, and well solves the problem that the traditional underground shovel car cannot be used for small-layer mining of medium and small-sized mines.
Description
Technical Field
The invention relates to the technical field of mining equipment, in particular to a mining shovel car.
Background
A mining shovel car is a machine which can comprehensively complete digging, transferring, unloading, filling and leveling. The walking mechanism can be divided into a dragging type mine forklift and a self-propelled scraper. Depending on the operating system of the mine forklift, hydraulic and cable mine forklifts are also possible. The mine forklift is flexible to operate and high in production efficiency, and is widely applied to ore removal work of underground operation.
However, the existing mining scraper vehicle is basically a loading, transporting and unloading combined operation device with a short vehicle body, a hinged central part and a front loading part, and the scraper vehicle has larger overall size, large turning radius and higher requirement on underground roadways and is difficult to adapt to the requirements of small-layer mining of medium and small-sized mine roadways in China.
Disclosure of Invention
The invention aims to provide a mining shovel car with compact structure and smaller turning radius aiming at the defects of the prior art.
The mining forklift comprises a chassis, a bucket mechanism and a loading mechanism, wherein the bucket mechanism is installed on the chassis, the loading mechanism is installed on the chassis, the chassis comprises a main frame, a walking power mechanism, a rear steering mechanism, a hydraulic control box and an electric control operation chamber, the main frame is integrally in a T shape which is horizontally arranged, the walking power mechanism is installed on two sides of the front end head part of the main frame, the rear steering mechanism is vertically arranged on the rear end rod part of the main frame and is hinged with the main frame through a rotating shaft which is coaxially arranged with the rod part, and the hydraulic control box and the electric control operation chamber are symmetrically arranged on two sides of the front end head part of the main frame; the bucket mechanism comprises a lifting assembly, a bucket hinged to the front end of the lifting assembly and a turnover oil cylinder used for pushing the bucket to turn backwards for discharging, the lifting assembly is hinged to the front end section of the main frame, and the turnover oil cylinder is hinged between the lifting assembly and the bucket; the loading mechanism comprises a cargo bucket and an unloading oil cylinder used for pushing the cargo bucket to turn backwards for unloading, the rear end of the cargo bucket is hinged with the rear end of the main frame, and the unloading oil cylinder is hinged between the front end of the cargo bucket and the main frame.
The lifting assembly comprises a lifting arm, a first connecting rod, a second connecting rod and a lifting oil cylinder, the bucket is hinged to the front end of the lifting arm, the first connecting rod is hinged between the middle of the lifting arm and the front end of the main frame, the second connecting rod is hinged between the rear end of the lifting arm and the middle of the main frame, and the overturning oil cylinder is hinged between the middle of the lifting arm and the bottom of the bucket.
The walking power mechanism comprises front walking wheels rotatably arranged on two sides of the front end head part of the main frame and a hydraulic motor for driving the front walking wheels to rotate.
The rear steering mechanism comprises a steering beam, steering knuckles hinged to the left side and the right side of the steering beam through vertical shafts, rear travelling wheels mounted on the steering knuckles, and a steering oil cylinder mounted on the steering beam and hinged to the steering knuckles through steering connecting rods, wherein the steering beam is vertically arranged on the rear end rod part of the main frame, a rotating shaft is vertically and fixedly connected to the central positions of the front side and the rear side of the steering beam, a bearing seat arranged corresponding to the rotating shaft is arranged on the rear end rod part of the main frame, and the steering beam is hinged between the two bearing seats through the rotating shaft.
The steering oil cylinder is a double-rod hydraulic cylinder, the steering oil cylinder is fixed on the steering beam along the left-right direction, and piston rods at two ends of the steering oil cylinder are hinged with the steering knuckle one to one through steering connecting rods.
According to the invention, the bucket mechanism, the loading mechanism, the hydraulic control box and the electric control operation chamber are integrated together through the main frame, so that the hydraulic control box and the electric control operation chamber are respectively arranged at the left side and the right side of the bucket mechanism, and the self-shoveling and self-transporting are realized while the whole structure is more compact; the chassis adopts a structure that the front end is used for walking and the rear end is used for steering, so that the rear wheel can realize the steering function, the turning radius of the mining shovel car during walking is reduced, the flexibility is increased, and the working efficiency is improved; the rear steering mechanism is hinged to the main frame through a rotating shaft coaxially arranged with the rod part, so that the rear steering mechanism can perform deflection motion around the rotating shaft, the stability of the mining forklift during walking is improved, the mining forklift can better adapt to roadway environments with small underground layering and narrow and uneven road surfaces, and the mining forklift is convenient to disassemble and assemble and maintain. The invention well solves the problem that the traditional underground shovel car cannot be exploited in small layers of medium and small mines.
Drawings
FIG. 1 is a schematic axial side view of the present invention.
Fig. 2 is a schematic axial side structure of the chassis of the present invention.
Fig. 3 is a schematic side view of the main frame, the traveling power mechanism, and the rear steering mechanism of fig. 2 after being assembled.
Fig. 4 is a partial sectional view of the structure in fig. 3 from the direction a.
Fig. 5 is a schematic axial side structure of the bucket mechanism of the present invention.
Fig. 6 is a schematic structural view of the loading bucket of the invention when the bucket is turned over for unloading.
The component names corresponding to the reference numbers in the figures are:
1. a main frame; 11. a bearing seat; 12. a first hinge base; 13. a second hinge base;
2. a walking power mechanism; 21. a front travel wheel; 22. a hydraulic motor;
3. a rear steering mechanism; 31. a steering beam; 32. a vertical axis; 33. a knuckle; 34. a rear traveling wheel; 35. a steering link; 36. a steering cylinder; 311. a rotating shaft; 361. a piston rod;
4. a hydraulic control box;
5. an electric control operation room;
6. a lifting assembly; 61. a lifting arm; 62. a first link; 63. a second link; 64. lifting the oil cylinder;
7. a bucket;
8. turning over the oil cylinder;
9. a cargo bucket;
10. and a discharging oil cylinder.
Detailed Description
As can be seen from fig. 1 to 6, the mining forklift comprises a chassis, and a bucket mechanism and a loading mechanism which are mounted on the chassis, wherein the chassis comprises a main frame 1, a walking power mechanism 2, a rear steering mechanism 3, a hydraulic control box 4 and an electric control operation chamber 5, the bucket mechanism comprises a lifting assembly 6, a bucket 7 and a turnover cylinder 8 for pushing the bucket 7 to turn over and unload backwards, and the loading mechanism comprises a bucket 9 and an unloading cylinder 10 for pushing the bucket to turn over and unload backwards.
As can be seen from fig. 1 to 6, the whole main frame 1 of the present invention is in a T shape arranged horizontally, the front end of the main frame 1 is a T-shaped head, the rear end of the main frame 1 is a T-shaped rod, through holes arranged coaxially are formed at two sides of the front end of the main frame 1, and a bearing seat 11 arranged coaxially with the rod is arranged on the rod at the rear end of the main frame 1;
the walking power mechanism 2 comprises two groups of front walking wheels 21 and hydraulic motors 22 which are arranged one by one, the front walking wheels 21 are arranged on the outer side of the front end part of the main frame 1, the hydraulic motors 22 are arranged on the inner side of the front end part of the main frame 1, main shafts of the front walking wheels 21 are rotatably arranged in the through holes through rolling bearings, the inner ends of the main shafts of the front walking wheels 21 penetrate through the through holes to be connected with output shafts of the hydraulic motors 22, and the front walking wheels 21 are driven to rotate by the hydraulic motors 22;
the rear steering mechanism 3 comprises a steering beam 31, two steering knuckles 33, two rear traveling wheels 34 and a steering oil cylinder 36, the steering beam 31 is vertically arranged below the rod part at the rear end of the main frame 1, a rotating shaft 311 which is correspondingly sleeved with the bearing seats 11 is fixedly connected at the central positions of the front side and the rear side of the steering beam 31, and the steering beam 31 is hinged between the two bearing seats 11 through the rotating shaft 311 with adjustable vertical deflection angle; the knuckle 33 is hinged on each of the left and right sides of the steering beam 31 one by one through a vertical shaft 32; the rear road wheels 34 are one-to-one mounted on each steering knuckle 33; the steering oil cylinder 36 is a double-rod hydraulic cylinder, the steering oil cylinder 36 is fixed on the steering beam 31 along the left-right direction, and two piston rods 361 of the steering oil cylinder 36 respectively extend towards the left side and the right side of the steering beam 31; the number of the steering connecting rods 35 is two, the two steering connecting rods 35 are respectively hinged between the piston rod 361 and the steering knuckle 33 on each side, and the steering knuckle 33 and the rear travelling wheel 34 are controlled to steer by the steering oil cylinder 36;
the hydraulic control box 4 and the electric control operation chamber 5 are symmetrically arranged on two sides of the front end head part of the main frame 1.
As can be seen from fig. 1, 5 and 6, the lifting assembly 6 of the present invention comprises a lifting arm 61, a first connecting rod 62, a second connecting rod 63 and a lifting cylinder 64, wherein a first hinge base 12 is provided on the head of the main frame 1 between the hydraulic control box 4 and the electric control operation room 5, and two ends of the first connecting rod 62 are respectively hinged between the lower side of the middle part of the lifting arm 61 and the first hinge base 12 through a first rotating shaft arranged in parallel with the steering beam 31; a second hinged support 13 is arranged on the rod part of the main frame 1 in front of the rear steering mechanism 3, and two ends of a second connecting rod 63 are respectively hinged between the rear end of the lifting arm 61 and the second hinged support 13 through a second rotating shaft arranged in parallel with the steering beam 31; the bucket 7 is hinged to the front end of the lifting arm 61 through a pin shaft arranged in parallel with the steering beam 31, two ends of the overturning oil cylinder 8 are respectively hinged between the lower side of the middle part of the lifting arm 61 and the bottom of the rear end of the bucket 7 through a pin shaft arranged in parallel with the steering beam 31, the lifting oil cylinder 64 telescopically pushes the lifting arm 61 to swing back and forth at the front end of the main frame 1, and the overturning oil cylinder 8 telescopically pushes the bucket 7 to overturn at the front end of the lifting arm 61.
As can be seen from fig. 1 and 6, the bottom of the rear end of the cargo bucket 9 of the present invention is hinged to the main frame 1 behind the rear steering mechanism 3 through a pin shaft arranged in parallel to the steering beam 31, one end of the unloading cylinder 10 is hinged to the main frame 1 in front of the rear steering mechanism 3, and the other end is hinged to the bottom of the front end of the cargo bucket 1, and the unloading cylinder 10 stretches and retracts to push the cargo bucket 9 to perform a turning motion around the pin shaft at the bottom of the rear end.
The invention can freely walk in narrow roadways.
Claims (5)
1. The utility model provides a mining shovel car (buggy), includes the chassis and installs the scraper bowl mechanism on the chassis, its characterized in that: also comprises a loading mechanism arranged on the chassis,
the chassis comprises a main frame (1), a walking power mechanism (2), a rear steering mechanism (3), a hydraulic control box (4) and an electric control operation chamber (5), the whole main frame is in a T shape and is horizontally arranged, the walking power mechanism is installed on two sides of the front end part of the main frame, the rear steering mechanism is vertically arranged on the rear end rod part of the main frame and is hinged with the main frame through a rotating shaft (311) coaxially arranged with the rod part, and the hydraulic control box and the electric control operation chamber are symmetrically arranged on two sides of the front end part of the main frame;
the bucket mechanism comprises a lifting assembly (6), a bucket (7) hinged to the front end of the lifting assembly and a turnover oil cylinder (8) used for pushing the bucket to turn backwards for discharging, the lifting assembly is hinged to the front end section of the main frame, and the turnover oil cylinder is hinged between the lifting assembly and the bucket;
the loading mechanism comprises a cargo bucket (9) and an unloading oil cylinder (10) used for pushing the cargo bucket to turn backwards for unloading, the rear end of the cargo bucket is hinged with the rear end of the main frame, and the unloading oil cylinder is hinged between the front end of the cargo bucket and the main frame.
2. The mining shovel car as set forth in claim 1, wherein: the lifting assembly comprises a lifting arm (61), a first connecting rod (62), a second connecting rod (63) and a lifting oil cylinder (64), the bucket is hinged to the front end of the lifting arm, the first connecting rod is hinged between the middle of the lifting arm and the front end of the main frame, the second connecting rod is hinged between the rear end of the lifting arm and the middle of the main frame, and the overturning oil cylinder is hinged between the middle of the lifting arm and the bottom of the bucket.
3. The mining shovel car as set forth in claim 1, wherein: the walking power mechanism comprises front traveling wheels (21) rotatably arranged on two sides of the front end head part of the main frame and a hydraulic motor (22) driving the front traveling wheels to rotate.
4. The mining shovel car as set forth in claim 1, wherein: the rear steering mechanism comprises a steering beam (31), steering knuckles (33) hinged to the left side and the right side of the steering beam through vertical shafts (32), rear travelling wheels (34) installed on the steering knuckles, and steering oil cylinders (36) installed on the steering beam and hinged to the steering knuckles through steering connecting rods (35), wherein the steering beam is vertically arranged on a rod part at the rear end of the main frame, a rotating shaft is vertically and fixedly connected to the central positions of the front side and the rear side of the steering beam, bearing seats (11) arranged corresponding to the rotating shaft are arranged on the rod part at the rear end of the main frame, and the steering beam is hinged between the two bearing seats through the rotating shaft.
5. The mining shovel car as set forth in claim 4, wherein: the steering oil cylinder is a double-rod hydraulic cylinder, the steering oil cylinder is fixed on the steering beam along the left-right direction, and piston rods (361) at two ends of the steering oil cylinder are hinged with the steering knuckle one to one through steering connecting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110790431.2A CN113323043A (en) | 2021-07-13 | 2021-07-13 | Mining shovel car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110790431.2A CN113323043A (en) | 2021-07-13 | 2021-07-13 | Mining shovel car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113323043A true CN113323043A (en) | 2021-08-31 |
Family
ID=77426231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110790431.2A Pending CN113323043A (en) | 2021-07-13 | 2021-07-13 | Mining shovel car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113323043A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1081292A1 (en) * | 1999-08-31 | 2001-03-07 | Komatsu Ltd. | Loader apparatus |
| CN104608677A (en) * | 2015-02-16 | 2015-05-13 | 周良操 | Truck with automatic loading and unloading functions |
| CN204674671U (en) * | 2015-03-19 | 2015-09-30 | 如皋市宝象叉车有限公司 | The steering hardware of platform trailer can be drawn voluntarily |
| CN106034767A (en) * | 2016-07-01 | 2016-10-26 | 三明学院 | Multifunctional engineering vehicle |
| CN107554606A (en) * | 2017-07-14 | 2018-01-09 | 浙江工业大学 | A kind of fork-truck steering mechanism |
| CN207045451U (en) * | 2017-07-14 | 2018-02-27 | 浙江工业大学 | A kind of big corner fork-truck steering mechanism for having caster |
| CN211047907U (en) * | 2019-07-15 | 2020-07-21 | 天津迈克重工有限公司 | Flexible self-propelled multifunctional trimmer |
| CN112302078A (en) * | 2019-12-11 | 2021-02-02 | 襄阳忠良工程机械有限责任公司 | Dual-purpose tunneling loader for breaking and digging |
-
2021
- 2021-07-13 CN CN202110790431.2A patent/CN113323043A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1081292A1 (en) * | 1999-08-31 | 2001-03-07 | Komatsu Ltd. | Loader apparatus |
| CN104608677A (en) * | 2015-02-16 | 2015-05-13 | 周良操 | Truck with automatic loading and unloading functions |
| CN204674671U (en) * | 2015-03-19 | 2015-09-30 | 如皋市宝象叉车有限公司 | The steering hardware of platform trailer can be drawn voluntarily |
| CN106034767A (en) * | 2016-07-01 | 2016-10-26 | 三明学院 | Multifunctional engineering vehicle |
| CN107554606A (en) * | 2017-07-14 | 2018-01-09 | 浙江工业大学 | A kind of fork-truck steering mechanism |
| CN207045451U (en) * | 2017-07-14 | 2018-02-27 | 浙江工业大学 | A kind of big corner fork-truck steering mechanism for having caster |
| CN211047907U (en) * | 2019-07-15 | 2020-07-21 | 天津迈克重工有限公司 | Flexible self-propelled multifunctional trimmer |
| CN112302078A (en) * | 2019-12-11 | 2021-02-02 | 襄阳忠良工程机械有限责任公司 | Dual-purpose tunneling loader for breaking and digging |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210831 |
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| RJ01 | Rejection of invention patent application after publication |