CN212079298U - Digging and mining machine - Google Patents
Digging and mining machine Download PDFInfo
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- CN212079298U CN212079298U CN202020838486.7U CN202020838486U CN212079298U CN 212079298 U CN212079298 U CN 212079298U CN 202020838486 U CN202020838486 U CN 202020838486U CN 212079298 U CN212079298 U CN 212079298U
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- excavating
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- slewing
- driving
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- 238000005065 mining Methods 0.000 title claims abstract description 60
- 238000005520 cutting process Methods 0.000 claims abstract description 141
- 230000005641 tunneling Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 5
- 239000011707 mineral Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000009412 basement excavation Methods 0.000 abstract description 27
- 230000010354 integration Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 35
- 239000003245 coal Substances 0.000 description 24
- 238000000034 method Methods 0.000 description 5
- 230000001788 irregular Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 239000004484 Briquette Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a digging and mining machine, include: a body; the cutting and rotating device is arranged on the machine body; the cutting part is arranged on the cutting rotary device, and the cutting rotary device can drive the cutting part to rotate; the excavating and slewing device is arranged on the machine body; the supporting driving device is connected with the excavating slewing device, and the excavating slewing device can drive the supporting driving device to rotate; the digging part is connected with the supporting driving device, and the supporting driving device drives the digging part to move. The utility model provides a machine is adopted in tunnelling includes cutting unit and excavation portion, and cutting unit can set up on the organism through cutting slewer with turning round, and excavation portion can set up on cutting slewer through excavating slewer with turning round, and this application is provided with cutting unit and excavation portion through the integration on an organism for a machine can realize cutting work and excavation work simultaneously.
Description
Technical Field
The utility model relates to a mining equipment technical field provides a machine is adopted in tunnelling very much.
Background
In the correlation technique, coal mine machinery only can realize single cutting mining function, and the space is narrow in the pit, and engineering machine tool's volume is generally great again, leads to the mechanical equipment that can hold many different functions in the pit very difficultly, and then influences mining efficiency, and the user need purchase a large amount of equipment, and manufacturing cost is higher.
SUMMERY OF THE UTILITY MODEL
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
Therefore, the utility model discloses an object provides a digging and mining machine.
In view of this, the utility model provides a digging and mining machine, include: a body; the cutting and rotating device is arranged on the machine body; the cutting part is arranged on the cutting rotary device, and the cutting rotary device can drive the cutting part to rotate; the excavating and slewing device is arranged on the machine body; the supporting driving device is connected with the excavating slewing device, and the excavating slewing device can drive the supporting driving device to rotate; the digging part is connected with the supporting driving device, and the supporting driving device drives the digging part to move; wherein, excavate slewer and include: the supporting driving device is arranged on the excavating rotary table; the excavating slewing bearing is arranged on the cutting slewing device and comprises an inner ring and an outer ring, the inner ring is connected with one of the cutting slewing device and the excavating slewing table, and the outer ring is connected with the other of the cutting slewing device and the excavating slewing table; the excavating and slewing motor is arranged on the excavating and slewing table or the cutting and slewing device, the output end of the excavating and slewing motor is connected with the excavating and slewing bearing, and the excavating and slewing motor is used for driving the excavating and slewing table to rotate.
The utility model provides a digging and mining machine, which comprises a cutting part and an excavating part, wherein the cutting part can be rotatablely arranged on the machine body through a cutting rotating device, the excavating part can be rotatablely arranged on the cutting rotating device through the excavating rotating device, and the area occupied by the machine body is reduced by arranging the excavating rotating device on the cutting rotating device; furthermore, the excavating part is connected with the excavating and slewing device through the supporting and driving device, and the excavating part realizes the control of excavating action through the supporting and driving device. According to the cutting machine, the cutting part and the excavating part are integrally arranged on one machine body, so that one machine can realize cutting work and excavating work simultaneously; wherein the cutting part can be detachably arranged on the machine body, so that the cutting part can be detached when the working condition environment is limited, the flexibility of the whole use is further improved, and the adaptability of the whole use is enlarged. Further, the excavating slewing device comprises an excavating slewing bearing and an excavating slewing table, the excavating slewing bearing is connected with the excavating slewing table and the cutting slewing device through an inner ring and an outer ring of the excavating slewing bearing, the excavating slewing bearing is further driven to rotate through an excavating driving motor, the excavating slewing table is further driven to rotate, the rotation of the excavating part is driven, and further the excavating slewing table can rotate 360 degrees around a slewing center.
Optionally, the support drive means comprises: one end of the first support arm is hinged to the excavating revolving platform; one end of the first driving oil cylinder is hinged to the excavating revolving platform, the other end of the first driving oil cylinder is hinged to the first supporting arm, and the first driving oil cylinder is used for driving the first supporting arm to rotate; the other end of the first support arm is hinged with the second support arm, and one end of the second support arm is hinged with the digging part; one end of the second driving oil cylinder is hinged to the first supporting arm, the other end of the second driving oil cylinder is hinged to the other end of the second supporting arm, and the second driving oil cylinder is used for driving the second supporting arm to rotate; one end of the third driving oil cylinder is hinged to the second supporting arm, and one end of the third driving oil cylinder is hinged to the driving connecting rod assembly; the driving connecting rod assembly comprises a first rod and a second rod which are hinged to a point through a third driving oil cylinder, the other end of the first rod is hinged to one end, close to the excavating part, of the second supporting arm, the other end of the second rod is hinged to the excavating part, a distance is reserved between the hinged point of the second rod, hinged to the excavating part, and the hinged point of the second supporting arm, hinged to the first supporting arm, and the hinged point of the second supporting arm, hinged to the excavating part, and the third driving oil cylinder is used for driving the driving connecting rod assembly to move; the second support arm is bent, and the hinge point of the second support arm and the first support arm is located at the bent position of the second support arm.
Optionally, the mining machine further comprises: the limiting seat is arranged on the machine body and located at the tail part of the machine body far away from the cutting part, when the excavating part is in a non-working state, the supporting driving device is stored in the limiting seat, and the limiting seat is used for limiting the supporting driving device in the rotating direction of the excavating and rotating device.
Optionally, the cutting slewing device comprises: the outer ring of the cutting slewing bearing is arranged on the frame of the machine body; the cutting revolving platform is connected with the inner ring of the cutting revolving bearing, the excavating revolving bearing is arranged on the upper end face of the cutting revolving platform, an installation part is arranged on the cutting revolving platform, and the cutting part is connected with the installation part; one end of the cutting rotary oil cylinder is hinged on the cutting rotary table, and the other end of the cutting rotary oil cylinder is hinged on the rack; the cutting rotary cylinders are located on two opposite sides of the cutting rotary table, and the cutting rotary cylinders on the two sides stretch out and draw back to drive the cutting rotary table to rotate around the cutting rotary bearing during tunneling operation.
Optionally, the mining machine further comprises: the collecting part is arranged at the front end of the machine body; the walking parts are arranged at the bottom of the machine body, the number of the walking parts is two, and the two walking parts are respectively positioned at two sides of the machine body; the conveying part is penetrated to the tail end by the front end of organism and is located the organism, and the one end of conveying part is connected in the portion of collecting, and the other end of conveying part is located the tail end of organism, and conveying part is used for carrying the mineral aggregate.
The utility model provides a dig miner uses to combine the machine of digging to be the organism, has to combine the function that digs the machine tunnelling tunnel, has set up the device that the adaptation was excavated on combining the machine of digging in addition, has the function of coal mining. In the process of mining irregular coal deposits, the coal seam mining operation can be immediately carried out after the tunneling operation of preparing a roadway is completed by the mining machine, so that the mining is completed by the same equipment, and the auxiliary operation caused by equipment replacement is avoided; the excavating rotary table, the excavating support driving device and the excavating accessory of the excavating and mining machine form a multi-rod mechanism, so that the excavating and mining machine has larger positioning and mining height relative to the current equipment, the thickness range of the coal bed suitable for the excavating and mining machine is further enlarged, the mining rate is improved, and the resource waste is reduced.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and embodiments:
FIG. 1 is a schematic view of a complete machine of a mining machine;
FIG. 2 is a schematic view of the digging slewing device;
FIG. 3 is a schematic view of the cutting rotation;
FIG. 4 is a schematic view of a digging state of the digging and mining machine;
FIG. 5 is a schematic view of the mining machine in a downward digging position from above;
FIG. 6 is a schematic view of the mining machine in a forward digging or collecting state;
FIG. 7 is a schematic view of a side down digging condition of the mining machine;
FIG. 8 is a schematic view of the excavation state with the cutting section removed;
fig. 9 is a schematic view of a mining machine with a digging slewing gear disposed at the rear of the machine body.
Detailed Description
The present invention will be explained below with reference to specific embodiments, but is not limited to the present invention.
In specific implementation, the irregular coal deposit, namely the chicken nest coal, has small area and uneven coal seam thickness, and is not suitable for mining by a fully mechanized mining process. At present, the coal deposit is mainly mined by a continuous miner. Before mining, a preparation roadway is generally opened up by using a fully-mechanized excavating machine, then the fully-mechanized excavating machine is withdrawn, and a continuous mining machine is exploited into a mining area for mining. The fully-mechanized excavating machine is withdrawn and the continuous mining machine is put into the field, the consumed time is long, besides the operation and maintenance operation of the equipment, a plurality of auxiliary operations such as cleaning, obstacle clearing and other equipment dismounting are added, and the coal mining preparation time is greatly prolonged. The continuous mining machine has low cutting height and small applicable coal seam thickness range. For thick coal seams with the thickness exceeding the cutting height of the continuous mining machine, the continuous mining machine is applied to mining, and the resource waste is still great. Therefore, the irregular coal deposit mining needs a device which has the functions of tunneling and coal mining and is higher in positioning mining height.
As shown in fig. 1 to 9, the present invention provides embodiments of a mining machine. Wherein, fig. 1 is an embodiment of the present invention. The digging and mining machine comprises: the excavating machine comprises a machine body 4, a cutting slewing device and an excavating slewing device 3 which are arranged on the machine body 4, an excavating support driving device 2 which is arranged on the excavating slewing device 3, and an excavating part 1 which is arranged on the excavating support driving device 2; and a cutting part 12 arranged on the cutting slewing device.
The digging part 1 is a bucket, and can be replaced by other accessories according to specific application scenes.
Further, the excavating slewing device includes: an excavation revolving table 34 on which a support driving device is provided; the excavating slewing bearing 33, the excavating slewing bearing 33 is arranged on the cutting slewing device, the excavating slewing bearing 33 comprises an inner ring and an outer ring, the inner ring is connected with one of the cutting slewing device and the excavating slewing table 34, and the outer ring is connected with the other of the cutting slewing device and the excavating slewing table 34; the excavating and slewing motor 35 is arranged on the excavating and slewing table 34 or the cutting and slewing device, the output end of the excavating and slewing motor 35 is connected with the excavating and slewing bearing 33, and the excavating and slewing motor 35 is used for driving the excavating and slewing table 34 to rotate.
Specifically, the excavating slewing bearing 33 includes: the cutting and excavating device comprises an inner ring, an outer ring and a rolling body (the rolling body is a steel ball or a cylinder) arranged between the inner ring and the outer ring, wherein the inner ring and the outer ring are respectively connected with two cutting and revolving devices and an excavating revolving platform 34 which rotate relatively.
Specifically, the excavating slewing bearing 33 is classified into an internal tooth slewing bearing, an external tooth slewing bearing, and a toothless slewing bearing.
Further, as shown in fig. 2, the excavating slewing bearing 33 in the excavating slewing device of the present example is an internally toothed slewing bearing, i.e., a ring gear is formed on an inner ring of the excavating slewing bearing 33. The outer race of the excavating slewing bearing 33 is fixed to the excavating slewing table 34. The excavation turn table 34 is provided with an excavation turn motor 35. A gear is fitted to the output shaft of the excavating slewing motor 35 to be engaged with the ring gear on the inner ring of the excavating slewing bearing 33. The output shaft of the excavating turning motor 35 rotates to drive the excavating turning table 34 to rotate 360 degrees.
Specifically, as shown in fig. 3, the cutting turret 31 and the inner ring of the cutting slewing bearing 32 are fixed together with bolts. The outer race of the cutting slewing bearing 32 is bolted to the frame 16.
Further, the excavation support driving means 2 is hinged to the excavation turn table 34, so that the excavation support driving means 2 and the excavation portion 1 hinged to the tip end of the excavation support driving means 2 can rotate together with the excavation turn table 34, thereby achieving excavation of coal around the machine.
Specifically, as shown in fig. 1, the excavation support driving means 2 includes: the device comprises a first supporting arm 9, a second supporting arm 7, a first driving oil cylinder 11, a second driving oil cylinder 10, a driving connecting rod assembly 6 and a third driving oil cylinder 8. The driving connecting rod assembly 6 is hinged with the excavating part 1, one end of the first supporting arm 9 is hinged with the excavating rotary table 34, the other end of the first supporting arm 9 is hinged with the second supporting arm 7, and one end of the second supporting arm 7 is hinged with the excavating part; the second supporting arm 7 is bent, and the hinge point of the second supporting arm 7 and the first supporting arm 9 is located at the bent position of the second supporting arm 7. One end of a first driving oil cylinder 11 is hinged to the excavating revolving platform, the other end of the first driving oil cylinder 11 is hinged to the first supporting arm 9, and the first driving oil cylinder 11 is used for driving the first supporting arm 9 to rotate; one end of a second driving oil cylinder 10 is hinged to the first supporting arm 9, the other end of the second driving oil cylinder 10 is hinged to the other end of the second supporting arm 7, and the second driving oil cylinder 10 is used for driving the second supporting arm 7 to rotate; one end of the third driving oil cylinder 8 is hinged to the second supporting arm 7, and one end of the third driving oil cylinder 8 is hinged to the driving connecting rod assembly 6; the driving connecting rod assembly 6 comprises a first rod 62 and a second rod 61 which are hinged to one point through a third driving oil cylinder 8, the other end of the first rod 62 is hinged to one end, close to the excavating part, of the second supporting arm 7, the other end of the second rod 61 is hinged to the excavating part 1, a distance is reserved between the hinged point, hinged to the excavating part 1, of the second rod 61 and the second supporting arm 7, and the hinged point, hinged to the first supporting arm 9, of the second supporting arm 7, and the hinged point, hinged to the second supporting arm 7, of the first rod 62 and the second supporting arm 7 is located between the hinged point, hinged to the second supporting arm 7 and the first supporting arm 9, and the hinged point, hinged to the excavating part 1. The support and working angle adjustment of the excavating part 1 is achieved by the excavating support driving means 2 to achieve a large excavating angle of the excavating part.
After the excavating revolving platform 34, the excavating support driving device 2 and the excavating part 1 are connected, three serially connected rod mechanisms are formed, each oil cylinder can act in coordination under the action of hydraulic oil, and the excavating part 1 is driven by the rod mechanisms to realize excavating action.
Further, as shown in fig. 2 and 3, the cutting slewing device includes: the cutting slewing bearing 32, the outer ring of the cutting slewing bearing 32 is arranged on the frame 16 of the machine body 4; the cutting revolving platform 31 is arranged on an inner ring of the cutting revolving bearing 32, the excavating revolving bearing 33 is arranged on the upper end surface of the cutting revolving platform 31, the cutting revolving platform 31 is provided with an installation part, and the cutting part 12 is connected with the installation part; a cutting rotary oil cylinder 50, wherein one end of the cutting rotary oil cylinder 50 is hinged on the cutting rotary table 31, and the other end of the cutting rotary oil cylinder 50 is hinged on the frame 16; the number of the cutting slewing cylinders 50 is two, the two cutting slewing cylinders 50 are located on two opposite sides of the cutting slewing table 31, and the cutting slewing cylinders 50 on the two sides are coordinated and stretched to drive the cutting slewing table 31 to rotate around the cutting slewing bearing 32 during tunneling operation. The adjustment of the movement angle of the cutting part is realized through the cutting rotating device, the cutting angle of the cutting part is increased, and the cutting efficiency is improved.
Further, as shown in fig. 1 to 9, the cutting turret 31 is provided on the frame 16 of the machine body 4, and a mounting positioning notch for mounting the excavating slewing bearing 33 is provided on the upper end surface of the cutting turret 31, the mounting positioning notch being coaxial with the slewing axis of the cutting turret 31. After the excavating slewing bearing 33 is positioned and mounted by the mounting positioning spigot, the rotation axis thereof is coaxial with the rotation axis of the cutting slewing bearing 32 and the cutting turntable 31. The inner ring of the excavating slewing bearing 33 and the cutting slewing table 31 are fixed together by bolts.
Further, as shown in fig. 1, 3 to 9, the machine body 4 is provided with a cutting unit 12, a collecting unit 13, a traveling unit 14, a hydraulic/electric unit 15, a conveying unit 17, and the like, and can perform a tunneling operation. A limiting seat 5 is further designed behind the machine body 4, and during tunneling operation, the limiting seat 5 is used for limiting rotation of a supporting driving device of the tunneling part. Fig. 2 and 3 are schematic structural views of the excavating and cutting slewing device 3 and the cutting slewing device.
Specifically, the cutting part 12 is used for cutting ore rocks; the collecting part 13 is arranged at the front end of the machine body and is used for collecting mineral aggregate cut by the cutting part 12; the two walking parts 14 are arranged at the bottom of the machine body 4 and are respectively positioned at two sides of the machine body 4, and the walking parts 14 are used for driving the whole machine to move; conveying part 17 wears to locate organism 4 by the front end of organism 4 to the tail end, and the one end of conveying part 17 is connected in collection portion 13, and the other end of conveying part 17 is located organism 4's tail end, connects the conveyer belt, and conveying part 17 is used for carrying the mineral aggregate on the collection portion 13, avoids the mineral aggregate to pile up in collection portion 13. The hydro-electric unit 15 is connected to the cutting slewing cylinder 50, the cylinder of the excavation support drive device 2, and the excavation slewing motor 35 of the excavation slewing device.
In specific implementation, the mining machine provided by the application has two working modes, one is a cutting mode, the other is a digging mode, the two modes can be switched, and the specific working process is described as follows:
as shown in fig. 4, in the cutting mode, the excavating machine performs the excavating operation, the machine body 4 obtains the pressure oil, and the pressure oil of the excavating part is cut off. Under the control of the direction control valve, one piston rod of the two cutting rotary oil cylinders 50 extends out, and the other piston rod retracts to push the cutting rotary table 31 to rotate. Since the inner ring of the excavating slewing bearing 33 is fixed to the cutting turret 31, it rotates together with the cutting turret 31. An inner gear ring is arranged on the inner ring of the excavating slewing bearing 33, so that the inner gear ring also rotates along with the cutting slewing table 31. At this time, one end of the first support arm 9 is positioned in the stopper base 5, so that the excavation revolving table 34 cannot rotate, and the outer ring of the excavation revolving bearing 33 and the excavation revolving motor 35 fixed to the excavation revolving table 34 cannot rotate around the axis of the cutting revolving bearing 32. The inner gear ring of the excavating slewing bearing 33 drives a gear assembled on the output shaft of the excavating slewing motor 35 to rotate, so that the output shaft of the excavating slewing motor 35 is driven to idle.
As shown in fig. 5 to 9, in the excavation mode, the excavation mining machine performs excavation coal mining work, swinging the cutting unit 12 to the left or right side, and keeping the cutting unit 12 and the cutting turn table 31 stationary. The machine body 4 cuts off the pressure oil and the digging part obtains the pressure oil. The machine body 4 is switched off from the pressure oil, so that the cutting turntable 31 remains stationary. The cutting revolving platform 31 is static, and the inner ring of the excavating revolving bearing 33 and the inner ring gear on the inner ring are also static. The excavating and turning motor 35 receives the pressure oil, the output shaft rotates, and the gear fitted to the output shaft also starts to rotate. Since the gear on the output shaft is engaged with the ring gear of the excavating slewing bearing 33, and the ring gear is stationary, the excavating slewing motor 35 rotates around the axis of the machine body slewing bearing 32, so that the excavating slewing table 34 is driven to rotate, and the excavating support driving device 2 and the excavating tool 1 also rotate together with the excavating slewing table 34.
Further, fig. 5, 6 and 7 are schematic views of the state of excavating from the high downward direction, excavating forwards and collecting, and excavating to the side downward direction when the mining machine recovers. If the mined coal is too large, the coal can be crushed by the cutting part 12. The coal briquette has a moderate size, and the cutting part 12 can be removed under the condition that the coal briquette does not need to be crushed, as shown in the state of figure 8.
The excavating slewing device can also be designed at other parts of the machine body, such as the tail part or the side surface, and fig. 9 is a schematic view of the excavating slewing device arranged at the tail part of the machine body.
The utility model provides a machine is adopted in tunnelling is provided with cutting units and excavation portion on an organism, has realized having the function of tunnelling and the function of coal mining simultaneously. In the process of mining irregular coal deposits, the coal seam mining operation can be immediately carried out after the tunneling operation of preparing a roadway is completed by the mining machine, so that the mining is completed by the same equipment, and the auxiliary operation caused by equipment replacement is avoided; the excavating slewing device, the excavating support driving device and the excavating accessory of the excavating machine form a multi-rod mechanism, so that the excavating machine has larger positioning mining height relative to the current equipment, the thickness range of the coal bed suitable for the excavating machine is further enlarged, the mining rate is improved, and the resource waste is reduced.
The present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. A mining machine, comprising:
a body;
the cutting and rotating device is arranged on the machine body;
the cutting part is arranged on the cutting rotary device, and the cutting rotary device can drive the cutting part to rotate;
an excavating slewing device provided on the machine body;
the supporting driving device is connected with the excavating slewing device, and the excavating slewing device can drive the supporting driving device to rotate;
the excavating part is connected with the supporting driving device, and the supporting driving device drives the excavating part to move;
wherein the digging slewing device comprises:
the supporting driving device is arranged on the excavating rotary table;
the excavating slewing bearing is arranged on the cutting slewing device and comprises an inner ring and an outer ring, the inner ring is connected with one of the cutting slewing device and the excavating slewing table, and the outer ring is connected with the other of the cutting slewing device and the excavating slewing table;
and the excavating slewing motor is arranged on the excavating slewing table or the cutting slewing device, the output end of the excavating slewing motor is connected with the excavating slewing bearing, and the excavating slewing motor is used for driving the excavating slewing table to rotate.
2. The mining machine of claim 1, wherein the support drive includes:
one end of the first support arm is hinged to the excavating revolving platform;
one end of the first driving oil cylinder is hinged to the excavating revolving platform, the other end of the first driving oil cylinder is hinged to the first supporting arm, and the first driving oil cylinder is used for driving the first supporting arm to rotate;
the other end of the first support arm is hinged with the second support arm, and one end of the second support arm is hinged with the digging part;
one end of the second driving oil cylinder is hinged to the first supporting arm, the other end of the second driving oil cylinder is hinged to the other end of the second supporting arm, and the second driving oil cylinder is used for driving the second supporting arm to rotate;
one end of the third driving oil cylinder is hinged to the second supporting arm, and one end of the third driving oil cylinder is hinged to the driving connecting rod assembly;
the driving connecting rod assembly comprises a first rod and a second rod which are hinged to a point through a third driving oil cylinder, the other end of the first rod is hinged to one end, close to the excavating part, of the second supporting arm, the other end of the second rod is hinged to the excavating part, a distance is reserved between the hinged point, hinged to the excavating part, of the second rod and the hinged point, hinged to the excavating part, of the second supporting arm, the hinged point, hinged to the first rod and the second supporting arm, of the first rod is located between the hinged point, hinged to the first supporting arm, of the second supporting arm and the hinged point, hinged to the excavating part, of the second supporting arm, and the third driving oil cylinder is used for driving the driving connecting rod assembly to;
the second support arm is bent, and a hinge point of the second support arm and the first support arm is located at the bent position of the second support arm.
3. The mining machine of claim 2, further comprising:
the limiting seat is arranged on the machine body and is positioned at the tail part of the machine body far away from the cutting part, when the excavating part is in a non-working state, the supporting driving device is accommodated in the limiting seat, and the limiting seat is used for limiting the supporting driving device in the rotating direction of the excavating and rotating device.
4. The mining machine of claim 1, wherein the cutting slewing device includes:
the outer ring of the cutting slewing bearing is arranged on the frame of the machine body;
the cutting revolving platform is connected with the inner ring of the cutting revolving bearing, the excavating revolving bearing is arranged on the upper end face of the cutting revolving platform, an installation part is arranged on the cutting revolving platform, and the cutting part is connected with the installation part;
one end of the cutting rotary oil cylinder is hinged to the cutting rotary table, and the other end of the cutting rotary oil cylinder is hinged to the rack;
the cutting rotary oil cylinders are located on two opposite sides of the cutting rotary table, and the cutting rotary oil cylinders extend and retract to drive the cutting rotary table to rotate around the cutting rotary bearing during tunneling operation.
5. The mining machine of any one of claims 1 to 4, further comprising:
a collecting part arranged at the front end of the machine body;
the walking parts are arranged at the bottom of the machine body, the number of the walking parts is two, and the two walking parts are respectively positioned at two sides of the machine body;
the conveying part is arranged from the front end to the tail end of the machine body in a penetrating mode, one end of the conveying part is connected to the collecting part, the other end of the conveying part is located at the tail end of the machine body, and the conveying part is used for conveying mineral aggregates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020838486.7U CN212079298U (en) | 2020-05-19 | 2020-05-19 | Digging and mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020838486.7U CN212079298U (en) | 2020-05-19 | 2020-05-19 | Digging and mining machine |
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| Publication Number | Publication Date |
|---|---|
| CN212079298U true CN212079298U (en) | 2020-12-04 |
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ID=73567395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020838486.7U Active CN212079298U (en) | 2020-05-19 | 2020-05-19 | Digging and mining machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN212079298U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343593A (en) * | 2019-08-09 | 2021-02-09 | 吴风明 | Digging and mining machine |
| CN113803082A (en) * | 2021-10-25 | 2021-12-17 | 三一重型装备有限公司 | Rotary mechanism of roadheader and roadheader |
-
2020
- 2020-05-19 CN CN202020838486.7U patent/CN212079298U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343593A (en) * | 2019-08-09 | 2021-02-09 | 吴风明 | Digging and mining machine |
| CN113803082A (en) * | 2021-10-25 | 2021-12-17 | 三一重型装备有限公司 | Rotary mechanism of roadheader and roadheader |
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