CN218150925U

CN218150925U - Round shed heading machine

Info

Publication number: CN218150925U
Application number: CN202221447118.5U
Authority: CN
Inventors: 陈有力; 吴雪娜; 麻延礼; 赵慧; 孙帅; 陈隆; 吴金栋; 贾俊博
Original assignee: Liaoning General Heavy Machinery Co ltd
Current assignee: Liaoning General Heavy Machinery Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-12-27
Anticipated expiration: 2032-06-10

Abstract

The utility model provides a circular shed entry driving machine relates to entry driving machine technical field, include: the cutting part is fixedly arranged at the front end of the body part, the walking part is arranged at the lower part of the body part, when lubricant needs to be added to the cutting part, the cutting part injects oil into the cavity of the telescopic arm through the oil injection port, the traditional oil injection port is positioned inside the cavity of the cutting head body and is shielded by the shell of the cutting head body, the oil injection is not convenient, the oil injection port is moved to the outside of the body through the newly designed oil injection pipeline, the outer wall of the telescopic arm is designed through the sealing end cover at the tail part of the cutting head, the direct entering of dust is reduced, the problem of inconvenient oil injection of the cutting part is solved, the cutting head oil injection pipeline is newly designed, the problem that the existing device needs to disassemble the cutting head and can inject oil is solved, the optimal design and the manufacturing of the telescopic part of the tunneling machine pay more attention to humanized design, the stability of the whole telescopic part is stronger, the working efficiency is improved while manpower is saved, the economic benefit is increased, and the whole device is more firm.

Description

Round shed heading machine

Technical Field

The utility model relates to a entry driving machine technical field especially relates to circle canopy entry driving machine.

Background

In the construction of coal mines, highway tunnels, metal mines, railway tunnels, subways and the like, because the development machine can cut materials and load and transport the materials, the development machine is widely applied, in the current mine roadway development engineering, in order to relieve the stress concentration condition of a bottom plate, a backfilling and excavating process of the bottom plate of a roadway with a circular cross section is generally adopted to replace the excavating process of the roadway with an original flat bottom plate, and the whole development machine is mainly divided into: cutting units, shovel board portion, transportation portion, body portion, walking portion, back supporting part etc. the during operation relies on the cutting head of cutting units to cut at the tunnel section, and the shovel board is received the material, and the transportation portion transports the crushed aggregates.

However, when the heading machine in the prior art is used, the plurality of cutters fixed on the outer surface of the cutting head are subjected to too high stress and are easily broken, so that the processing efficiency is influenced, and a large amount of dust exists in the using environment of the heading machine in the prior art, enters the parts, increases the abrasion of the parts and reduces the service life of the parts.

Meanwhile, the tail part of the cutting head of the telescopic part of the traditional heading machine is open, coal dust easily enters the sealing part from the open tail end during cutting operation, the coal dust enters the seal to damage the seal in the rotating process, if the damage is not found in time, the bearing is damaged, so that heading work cannot be smoothly carried out, the cutting head needs to be detached to carry out oil injection during oil injection, and the labor cost and the potential safety hazard are increased while the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the several problems above existing among the prior art, this device is through being in comparatively sealed operational environment with the cutting head, utilize the connectivity of bearing and main shaft, improve the rotational speed state of cutting head, when cutting portion need add emollient, through oiling mouth oiling to flexible arm cavity in, traditional oiling mouth is located inside cutting head body cavity, sheltered from by cutting head body shell, the oiling is not convenient for, newly-designed oiling pipeline moves the oiling mouth to the head body outside, on the flexible arm outer wall, through the end cover design of cutting head afterbody, reduce the direct entering of dust, to the inconvenient problem of cutting portion oiling, newly-designed cutting head oiling pipeline, solve current device need dismantle the cutting head alright carry out the oiling, entry more humanized design is put more importance with the manufacturing to the design of entry driving machine flexible portion optimization, and make whole flexible portion stability stronger, when using manpower sparingly, the work efficiency is improved, economic benefits has been increased stronger, it is whole more firm.

In order to achieve the above purpose, the utility model adopts the following technical scheme: round canopy entry driving machine includes: the cutting part is fixedly arranged at the front end of the body part, and the walking part is arranged at the lower part of the body part;

the cutting part comprises a speed reducer, the rear end of the speed reducer is connected with a cutting motor, a telescopic arm is fixedly arranged at the front end of the speed reducer, two oil cylinders are fixedly arranged between the speed reducer and the telescopic arm, an oil injection port is formed in the surface of a telescopic outer cylinder of the telescopic arm, a bearing is fixedly arranged in an inner cavity of the telescopic arm, a main shaft is fixedly arranged on an inner ring of the bearing, a cutting head is fixedly arranged at the front end of the main shaft, a wear-resistant welding block is arranged on the side face of the tail part of the cutting head, and a sealing end cover is arranged at the bottom of the cutting head.

Preferably, the walking part comprises a plurality of groups of positioning pins, and a pressing plate is fixedly arranged on each outer side of the plurality of groups of positioning pins.

Preferably, a pushing frame is fixedly mounted on one side of the outer wall of the body portion, and the front end of the pushing frame is connected with a shovel plate portion, wherein the shovel plate portion comprises a pre-conveying groove, the pre-conveying groove is formed in the shovel plate portion, and an operating table, a hydraulic system and an electrical system are fixedly arranged on the body portion.

Preferably, a walking part is fixedly mounted at the lower part of the body part, rear supporting frames are arranged at the rear parts of the walking part and the body part, a lubricating system is distributed at the rear supporting frames, a transporting part is fixedly mounted at one side of the outer wall of the body part, a transporting rear groove is further arranged in the transporting part, the transporting rear groove is arranged in the transporting part, a high-strength bolt hinge is fixedly inserted into the inner surface wall of the transporting rear groove, and a secondary transporting connecting frame is movably sleeved on the outer surface wall of the high-strength bolt hinge.

Preferably, the cutting part is installed at the front end of the body part, a plurality of groups of positioning pins are installed at the connecting part of the body part and the walking part, the diameter of the plurality of groups of positioning pins is 50cm, and a pressing plate is fixedly arranged on one side of the outer wall of each of the plurality of groups of positioning pins.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, this device is through being in comparatively sealed operation environment with the cutting head, utilize the connectivity of bearing and main shaft, improve the rotational speed state of cutting head, when cutting part need add emollient, through oiling mouth in to the telescopic arm cavity, traditional oiling mouth is located cutting head body cavity inside, sheltered from by cutting head body shell, the oiling is not convenient for, newly-designed oiling pipeline moves the oiling mouth to the head body outside, on the telescopic arm outer wall, through the end cover design of cutting head afterbody, reduce the direct entering of dust, to the inconvenient problem of cutting part oiling, newly-designed cutting head annotates the oil pipe way, solve current device need dismantle the cutting head alright carry out the oiling, entry machine telescopic part optimization design and the design of making more weight hommization, and make whole telescopic part stability stronger, when using manpower sparingly, the work efficiency is improved, it is stronger to have increased economic benefits, it is whole more firm.

2. The utility model discloses in, this device has increased the locating pin of a plurality of diameters altogether through both sides, and the place ahead has increased a plurality of unthreaded holes, use the bolt and nut to connect, this just makes walking portion and this somatic part be closed more firmly, and can not cut connecting bolt, this has brought very big convenience for entry driving machine maintainer, thereby guarantee maintainer safety, ensure safety in production, reform transform the back, not only practice thrift a large amount of maintainer's efforts, still improve work efficiency effectively, this is with regard to extension equipment life, and the running cost is reduced.

3. Through the flexible volume of the cutting part that increases the entry driving machine and the decubitus volume of cutting part, improve the cutting rate, realize the flexible of shovel board portion, the increase of the flexible volume of cooperation cutting part improves the volume of shipment.

Drawings

Fig. 1 is a schematic view of a front view structure of the circular tunnel boring machine of the present invention;

fig. 2 is a schematic view of a top view structure of the circular tunnel boring machine of the present invention;

fig. 3 is a schematic view of the connection structure of the body portion and the walking portion of the present invention.

Illustration of the drawings: 1. a cutting section; 101. a speed reducer; 102. a main shaft; 103. a bearing; 104. wear-resistant welding blocks; 105. sealing the end cap; 106. an oil filling port; 107. an oil cylinder; 108. a telescopic arm; 109. a cutting head; 110. cutting the motor; 2. a shovel plate portion; 21. a pre-conveying trough; 3. a body portion; 4. a traveling section; 401. positioning pins; 402. pressing a plate; 5. an operation table; 6. a hydraulic system; 7. an electrical system; 8. a lubrication system; 9. a rear support frame; 10. a transport section; 1011. a post-transport trough; 1012. the second transportation connecting frame.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-2, the utility model provides a circular shed heading machine, which comprises a cutting part 1, a shovel part 2, a body part 3, a walking part 4 and a transportation part 10;

cutting portion 1 includes speed reducer 101, the rear end of speed reducer 101 is connected with cutting motor 110, the front end of speed reducer 101 is fixed with flexible arm 108, fixed mounting has two hydro-cylinders 107 between speed reducer 101 and the flexible arm 108, oil filler point 106 has been seted up on the flexible urceolus surface of flexible arm 108, the fixed bearing 103 that is equipped with of inner chamber of flexible arm 108, the fixed main shaft 102 that is equipped with of inner circle of bearing 103, the front end of main shaft 102 is fixed with cutting head 109, the afterbody side of cutting head 109 is provided with abradable welding block 104, end cover 105 is installed to cutting head 109's bottom.

Wherein the whole effect that reaches of cutting part 1 does, this device is through being in the cutting head 109 than for sealed operation environment, utilizes bearing 103 and main shaft 102's connectivity, improves the rotational speed state of cutting head 109, when cutting part 1 need add emollient, through oiling mouth 106 to the internal oiling of flexible arm 108 cavity, and traditional oiling mouth 106 is located inside cutting head 109 body cavity, sheltered from by cutting head 109 body shell, the oiling of being not convenient for, the utility model discloses the oiling pipeline of entry driving machine new design is on moving oiling mouth 106 to the external flexible arm 108 outer wall of cutting head 109, through the design of the end cover 105 of cutting head 109 afterbody, can reduce the direct entering of dust, to the inconvenient problem of cutting part 1 oiling, the utility model discloses cutting head 109 oiling pipeline has newly designed to the entry of heading machine, solves current device and need dismantle cutting head 109 alright carry out the oiling, when using manpower sparingly, has improved work efficiency, has increased economic benefits stronger, and is whole more firm.

As shown in fig. 1-2, a pushing frame is fixedly installed on one side of an outer wall of a body portion 3, and a shovel portion 2 is connected to a front end of the pushing frame, wherein the shovel portion 2 includes a forward conveying groove 21, the forward conveying groove 21 is opened inside the shovel portion 2, an operation table 5, a hydraulic system 6 and an electrical system 7 are fixedly installed on the body portion 3, a walking portion 4 is fixedly installed on a lower portion of the body portion 3, rear support frames 9 are respectively installed on the walking portion 4 and the body portion 3, a lubricating system 8 is distributed on the rear support frames 9, a cutting portion 1 is installed at a front end of the body portion 3, a plurality of sets of positioning pins 401 are installed at a connection portion of the body portion 3 and the walking portion 4, a diameter of the plurality of sets of positioning pins 401 is 50cm, a pressing plate 402 is fixedly installed on one side of an outer wall of each of the plurality of positioning pins 401, the whole body portion 3 and the walking portion 4 achieve an effect that a plurality of positioning pins 401 with a diameter of 50cm are added on both sides,

wherein the body portion 3 as a whole achieves the effects of: prevent the connecting bolt between the traveling part 4 and the main body part 3 from being broken due to the bad stress.

According to the illustration of FIG. 1: the outer wall one side fixed mounting of this somatic part 3 has transportation portion 10, still includes one among the transportation portion 10 and transports back groove 1011, and a transport back groove 1011 is seted up in the inside of transportation portion 10, and the fixed high strength bolt hinge that is inserted of the interior surface wall of a transport back groove 1011, and the outward appearance wall movable sleeve of high strength bolt hinge is equipped with two fortune link 1012.

The effect that its whole transport section 10 reaches is: when the cutting motor 110 drives the cutting head 109 to rotate for cutting, the telescopic arm 108 pushes the cutting head 109 to move forward, the cutting range and the bottom depth of the heading machine are enlarged, the main shovel board on the shovel board part 2 and the front conveying groove 21 are connected through the fixing part and the telescopic part on the walking part 4, synchronous front-back telescopic movement of the upper shovel board and the conveyor is realized, thereby being capable of matching with the telescopic function of cutting, smooth and complete delivery after crushing is completed, the working efficiency of the heading machine cannot be influenced due to cutting stock, the existing design mode is completely broken through by the two-conveying connecting frame 1012, the two-conveying connecting frame 1012 is connected to the rear conveying groove 1011 by hinging a high-strength bolt, the distance of the center of gyration of the two-conveying connecting frame 1012 is greatly shortened in structural design, the falling stock circumference range of a falling stock point of the conveying part 10 is reduced, and the stability problem of falling stock is better solved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. Round shed entry driving machine, its characterized in that: the method comprises the following steps: the cutting tool comprises a body part (3), wherein a cutting part (1) is fixedly arranged at the front end of the body part (3), and a walking part (4) is arranged at the lower part of the body part (3);

cutting portion (1) includes speed reducer (101), the rear end of speed reducer (101) even has cutting motor (110), the front end of speed reducer (101) is fixed and is provided with flexible arm (108), fixed mounting has two hydro-cylinders (107) between speed reducer (101) and flexible arm (108), oiling mouth (106) have been seted up on the flexible urceolus surface of flexible arm (108), the fixed bearing (103) that is equipped with of inner chamber of flexible arm (108), the inner circle of bearing (103) is fixed and is equipped with main shaft (102), the front end of main shaft (102) is fixed with cutting head (109), the afterbody side of cutting head (109) is provided with wear-resisting weld block (104), end cover (105) are installed to the bottom of cutting head (109).

2. The circular canopy boring machine according to claim 1, wherein: the walking part (4) comprises a plurality of groups of positioning pins (401), and a pressing plate (402) is fixedly arranged on each outer side of the plurality of groups of positioning pins (401).

3. The circular canopy boring machine according to claim 1, wherein: the outer wall of the body portion (3) is fixedly provided with a pushing frame, the front end of the pushing frame is connected with a shovel plate portion (2), the shovel plate portion (2) comprises a conveying front groove (21), the conveying front groove (21) is formed in the shovel plate portion (2), and the body portion (3) is fixedly provided with an operating platform (5), a hydraulic system (6) and an electrical system (7).

4. The circular canopy boring machine according to claim 1, wherein: the lower part fixed mounting of this somatic part (3) has walking portion (4), walking portion (4) and this somatic part (3) rear portion all are equipped with back support frame (9), back support frame (9) punishment has lubricating system (8), outer wall one side fixed mounting of this somatic part (3) has transportation portion (10), still includes one in transportation portion (10) and transports back groove (1011), the inside in transportation portion (10) is seted up in one transportation back groove (1011), the fixed high strength bolt hinge that is equipped with of inserting of the interior table wall of one fortune back groove (1011), and the outward appearance wall movable sleeve of high strength bolt hinge is equipped with two fortune link (1012).

5. The circular canopy boring machine according to claim 2, wherein: the cutting part (1) is installed at the front end of the body part (3), the multiple groups of positioning pins (401) are installed at the connecting position of the body part (3) and the walking part (4), the diameters of the multiple groups of positioning pins (401) are 50cm, and a pressing plate (402) is fixedly arranged on one side of the outer wall of each of the multiple groups of positioning pins (401).