CN102733805B - Coal mining machine - Google Patents
Coal mining machine Download PDFInfo
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- CN102733805B CN102733805B CN201210241350.8A CN201210241350A CN102733805B CN 102733805 B CN102733805 B CN 102733805B CN 201210241350 A CN201210241350 A CN 201210241350A CN 102733805 B CN102733805 B CN 102733805B
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- coal
- winning machine
- gap bridge
- fuselage
- slip shoe
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Abstract
The invention provides a coal mining machine used for the coal mining field, comprising a bridge, a machine body and a cutting part, wherein one side of the machine body is movably connected with a scarper conveyor by the bridge, the other side of the machine body opposite to the bridge is provided with the cutting part; the coal mining machine further comprises a track travelling part and a guiding skid shoe, wherein the track travelling part is arranged on the machine body on the same side with the cutting part in order to realize the travelling and supporting of the coal mining machine; the guiding skid shoe is arranged on the machine body of the lower side of the bridge, is matched with the scraper conveyor and is capable of moving back and forth along the scrap conveyor. With the adoption of the coal mining machine, the contact area between the coal mining machine and the ground is increased, the engaging of rigid travelling wheel and pin row is replaced by the flexible track moving part, in this way, the wheel row impact in the travelling process is eliminated, the problem that the moving wheel is likely to break in the running process is solved, and the running stability of the coal mining machine is improved.
Description
Technical field
The present invention relates to coal mining mechanical field, in particular to a kind of coal-winning machine.
Background technology
At present, climbing bottom board type coal-winning machine great majority adopts driving wheel to drive road wheel, the mode that road wheel is meshed with the pin row of drag conveyor realizes left and right walking, outside road wheel, install guide slip shoe makes coal-winning machine advance along transporter simultaneously, namely usually described Cycloidal Wheel-pin rail walking manner.
Thisly to be engaged with pin row by road wheel and coordinate the Cycloidal Wheel-pin rail walking manner of guide slip shoe, realizing coal-winning machine walking, there is following technical problem:
1, in the process that road wheel is meshed with pin row, the pitch of pin tooth has larger change in pin row and pin row junction than standard pitch, causes the impact larger to road wheel, makes the frequent improper fracture of road wheel;
2, running part is arranged on and adopts sky side, road wheel can be made to bear large moment of torsion, easily rupture.
3, support piston shoes contact area little, under the road conditions of complexity, adapt to base plate ability weak, handling capacity reduces.
Thus, this structure often can cause road wheel to occur fracture, causes shutting down trimming, reduces production efficiency.
How designing the running part of coal-winning machine, make it not fragile, and improve logical barrier ability, is the technical problem that those skilled in the art need solution badly.
Summary of the invention
One object of the present invention is, provides a kind of coal-winning machine, by adopting the Cycloidal Wheel-pin rail walking manner in crawler-type traveling portion replacement correlation technique, increasing the contact area with ground, improve the stability that coal-winning machine runs; Simultaneously guide slip shoe is installed adopting sky side, coordinates with the pin rail of drag conveyor, coal-winning machine is run back and forth along drag conveyor, not fragile and improve logical barrier ability.
In view of this, the invention provides a kind of coal-winning machine, comprise gap bridge, fuselage, cutting units, the side of described fuselage is connected with drag conveyor movably by passing a bridge, the opposite side that described fuselage is relative with described gap bridge is provided with described cutting units, and described coal-winning machine also comprises: crawler travel portion and guide slip shoe; Described crawler travel portion installs on the described fuselage with described cutting units homonymy, in order to realize walking and the support of described coal-winning machine; Described guide slip shoe is arranged at described gap bridge on the described fuselage of downside, and described guide slip shoe matches with described drag conveyor, and can move back and forth along described drag conveyor.
Technique scheme adopts the Cycloidal Wheel-pin rail walking manner in crawler travel portion replacement correlation technique, eliminate road wheel, decrease the corresponding problem produced with drag conveyor, increase the contact area with ground, employing flexible pedrail running part replacement rigidity road wheel engages with pin row, the schedule eliminated in walking process impacts, and solves road wheel easy fracture problem, improves the stability that coal-winning machine runs.And coordinate the guide slip shoe adopted sky side and install, coal-winning machine is moved back and forth along scratch board conveyor.
In technique scheme, preferably, described cutting units comprises two, and about the symmetrically arranged cutting drum of described fuselage center line, described crawler travel portion is arranged on described in two between cutting drum, and described crawler travel portion and described cutting drum are in same vertical guide.
Crawler travel portion and cutting drum are in same vertical guide, and the distance of running part and cutting units can be made to reduce as far as possible, thus the moment that running part is born when cutting units works is minimum, improves the application life of running part.
In technique scheme, preferably, described guide slip shoe is bathtub construction, described drag conveyor is provided with pin rail; Described guide slip shoe is enclosed within described pin rail, and can reciprocatingly slide along described pin rail.
Guide slip shoe is arranged on the pin rail of drag conveyor, supports coal-winning machine gap bridge side on the one hand; Pin rail has guide effect to guide slip shoe on the other hand, and coal-winning machine is moved back and forth along drag conveyor; And overcome coal-winning machine in correlation technique and coordinate complicated problem with drag conveyor.
In technique scheme, preferably, described guide slip shoe comprises two, and two described guide slip shoes are symmetricly set in the left and right sides of described fuselage.
Guide slip shoe is symmetrical arranged, and increases the support strength of equipment both sides, ensures both sides stress equalization, simultaneously reliability of operation under guarantee coal-winning machine duty, the scope of application of increasing device.
In technique scheme, preferably, be provided with gap bridge piston shoes, described drag conveyor is provided with guide runner in the downside of described gap bridge end, described gap bridge piston shoes are channel-shaped structure and are placed on described guide runner, can reciprocatingly slide along described guide runner.
Gap bridge piston shoes reciprocatingly slide along the guide runner of drag conveyor, can complete the support of coal-winning machine gap bridge side, have guide effect to the walking of coal-winning machine simultaneously.Coordinated by guide slip shoe and gap bridge piston shoes, the impact to equipment during reduction crawler travel portion action, ensures equipment steady running.
In technique scheme, preferably, described gap bridge piston shoes comprise two, and two described gap bridge piston shoes are symmetricly set in the left and right sides of described gap bridge.
Gap bridge piston shoes are arranged in gap bridge bilateral symmetry, ensure the support of gap bridge both sides, are conducive to overall stress balance, and ensure the moving range in crawler travel portion in coal mining process, equipment applicability is stronger simultaneously.The gap bridge piston shoes of both sides and the guide slip shoe of both sides coordinate, and ensure the direction of travel in crawler travel portion.
In technique scheme, preferably, described coal-winning machine also comprises drive unit and transmission device; Described drive unit is by crawler travel portion walking described in described actuator drives.
The action of drive unit drives transmission device to move together, and transmission device is connected with crawler travel portion, drives the motion of crawler travel portion, completes the reciprocal walking of coal-winning machine.
In technique scheme, preferably, described drive unit comprises drive motors, described transmission device comprises reducing gear, described drive motors and described reducing gear are arranged in described fuselage, described drive motors drives described reducing gear, and described reducing gear drives described crawler travel portion to walk.
The drive motors area that takes up room is little, can provide large power and drive motors rotating speed and turn to easy control for system.Adopt reducing gear, facility compact, the area that takes up room be little, run in reliable transmission, good stability.Selecting drive motors and reducing gear to coordinate is arranged in fuselage, stable and reliable operation, and noise is little, and while equipment performance ensures, overall area occupied have also been obtained control.Certainly, this drive unit is not limited to drive motors, also can be the drive units such as hydraulic-driven.
In technique scheme, preferably, be also provided with adjust high cylinder in the bottom of described fuselage, for regulating the working depth of described coal-winning machine.
The height of the adjustable coal-winning machine of adjust high cylinder, debugs the most applicable position by cutting units, and the yield in guarantor unit's time enhances the applicability of equipment, improves the production efficiency of complete machine.
In technique scheme, preferably, described adjust high cylinder comprises two, and two described adjust high cylinders are symmetricly set in the left and right sides of described fuselage.Adopt symmetrically arranged two adjust high cylinders to adjust working depth, the stability of equipment improves.
In sum, coal-winning machine provided by the invention, adopts crawler-type traveling portion to replace Cycloidal Wheel-pin rail walking manner, eliminate road wheel, reduce the corresponding problem produced with drag conveyor, simultaneously, increase the contact area with ground, improve the stability that coal-winning machine runs.And crawler travel portion is arranged on rib side, with cutting drum in same vertical guide, the moment of torsion that running part is born diminishes, and machine stress is more reasonable, improves the reliability of complete machine.Simultaneously adopting sky side installation guide slip shoe, coordinating with the pin rail of drag conveyor, coal-winning machine is run back and forth along drag conveyor.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of coal-winning machine according to an embodiment of the invention;
Fig. 2 is the schematic side view that matches with drag conveyor of coal-winning machine according to an embodiment of the invention.
Wherein, the corresponding relation in Fig. 1 to Fig. 2 between Reference numeral and component names is:
Rail 102 guide runner sold by 12 fuselage 3 cutting units 31 cutting drum 4 crawler travel portion 5 adjust high cylinder 6 guide slip shoe 7 drive motors 8 reducing gears 9 piston shoes 10 drag conveyor 101 of passing a bridge of passing a bridge
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Below in conjunction with drawings and Examples, the present invention will be further described.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
As shown in Figure 1 and Figure 2, The embodiment provides a kind of coal-winning machine, comprise gap bridge 1, fuselage 2, cutting units 3, the rear side of fuselage 2 is fixedly connected with gap bridge 1, and be connected movably with drag conveyor 10 by gap bridge 1, the front side of fuselage 2 is provided with cutting units 3, also comprises: crawler travel portion 4 and guide slip shoe 6; Crawler travel portion 4 is arranged on fuselage 2, and with cutting units 3 homonymy, to realize walking and the support of coal-winning machine; Guide slip shoe 6 is arranged at the bottom of fuselage 2, and is positioned at the relative opposite side in crawler travel portion 4, and guide slip shoe 6 coordinates with drag conveyor 10, and can reciprocate along described drag conveyor 10.
Crawler travel portion is adopted to replace Cycloidal Wheel-pin rail walking manner, eliminate road wheel, decrease the corresponding problem produced with drag conveyor, increase the contact area with ground, employing flexible pedrail running part replacement rigidity road wheel engages with pin row, the schedule eliminated in walking process impacts, and solves the problem of road wheel easy fracture, improves the stability that coal-winning machine runs.Coordinate the guide slip shoe adopted sky side and install, coal-winning machine is moved back and forth along scratch board conveyor.
The front side of fuselage 2 described in the present embodiment and rear side, be illustrated in figure 1 downside and the upside of paper, and correspondingly, the left side of fuselage 2 and right side, be respectively left side and right side (lower same) of paper; The front side of described fuselage 2 and rear side as shown in Figure 2, are then left side and the right side of paper.
Further, cutting units 3 comprise two (not shown about described fuselage 2 center line, the center line of fuselage 2 described in the present embodiment is symmetrical line) cutting drum 31 that is symmetrical set, crawler travel portion 4 is arranged between two cutting drums 31, and described crawler travel portion 4 and two cutting drums 31 are in same vertical guide.
Crawler travel portion and cutting drum are in same vertical guide, and the distance of running part and cutting units can be made to reduce as far as possible, thus the moment that running part is born when cutting units works is minimum, improves the application life of running part.
In this technical scheme, preferably, as shown in Figure 2, guide slip shoe 6 is bathtub construction, drag conveyor 10 is provided with pin rail 101, and guide slip shoe 6 is enclosed within pin rail 101, and can reciprocatingly slide along pin rail 101.
Guide slip shoe is arranged on the pin rail of drag conveyor, supports coal-winning machine gap bridge side on the one hand; Pin rail has guide effect to guide slip shoe on the other hand, and coal-winning machine is moved back and forth along drag conveyor; And overcome coal-winning machine in correlation technique and coordinate complicated problem with drag conveyor.
In the present embodiment, preferably, guide slip shoe 6 comprises two, and two guide slip shoes 6 are symmetricly set in the left and right sides of fuselage 2.
Guide slip shoe is symmetrical set, and increases the support strength of equipment both sides, ensures both sides stress equalization, simultaneously reliability of operation under guarantee coal-winning machine duty, the scope of application of increasing device.
Preferably, be provided with gap bridge piston shoes 9 in the downside of gap bridge 1 end, described drag conveyor 10 is provided with guide runner 102, gap bridge piston shoes 9 are channel-shaped structure, are placed on guide runner 102, and can reciprocatingly slide along guide runner 102.
Gap bridge piston shoes reciprocatingly slide along the guide runner of drag conveyor, can complete the support of coal-winning machine gap bridge side, have guide effect to the walking of coal-winning machine simultaneously.By the cooperation of guide slip shoe and gap bridge piston shoes, the impact to equipment when reducing the action of crawler travel portion, ensures equipment steady running.
In the above-described embodiments, lubrication oil can be scribbled respectively on guide runner 102 and pin rail 101 surface, to reduce between guide runner 102 and gap bridge piston shoes 9 and the frictional force of selling between rail 101 and guide slip shoe 6, reduce heat and produce, increase the application life of parts.
In the present embodiment, preferably, gap bridge piston shoes 9 comprise two, and two gap bridge piston shoes 9 are symmetricly set in the left and right sides of gap bridge 1.
Gap bridge piston shoes, to the both sides becoming to be arranged on gap bridge, can ensure the support of gap bridge both sides, be conducive to overall stress balance, and ensure track-type moving range in coal mining process, equipment applicability is stronger simultaneously.The cooperation of both sides gap bridge piston shoes and both sides guide slip shoe, ensures the direction of travel in crawler travel portion.
In the present embodiment, gap bridge piston shoes and guide slip shoe, the acting in conjunction of crawler travel portion, complete the location of coal-winning machine, large support force is provided, prevents apparatus overload to be out of shape, pass through multipoint positioning simultaneously, coal-winning machine in working order time do not tilt, ensure Whole Equipment rationally distributed.
Further, drive unit and transmission device is also comprised; Drive unit is walked by actuator drives crawler travel portion 4.
Drive unit action, drive transmission device to move together, transmission device is connected with crawler travel portion, drives the motion of crawler travel portion, completes the reciprocal walking of coal-winning machine.
In the present embodiment, preferably, as shown in Figure 2, drive unit comprises drive motors 7, and transmission device comprises reducing gear 8, and drive motors 7 and reducing gear 8 are arranged in fuselage 2, drive motors 7 drive deceleration mechanism 8, and reducing gear 8 drives crawler travel portion 4 to walk.
The drive motors area that takes up room is little, can provide large power and drive motors rotating speed and turn to easy control for system.Reducing gear facility compact, the area that takes up room is little, reliable transmission in operation, good stability.Selecting drive motors and reducing gear to coordinate is arranged in fuselage, stable and reliable operation, and noise is little, and while equipment performance ensures, overall area occupied have also been obtained control.
Certainly, this drive unit is not limited to drive motors, also can be the drive units such as hydraulic-driven, as long as can complete the driving to crawler travel portion.
In this embodiment, the bottom of fuselage 2 is also provided with adjust high cylinder 5, for regulating the working depth of coal-winning machine.
Oil cylinder manufacture craft is ripe, and stable, stroke easily controls, buying and processing cost low, and compact conformation, complete machine area occupied is little, is convenient to integral arrangement.The height of the adjustable coal-winning machine of adjust high cylinder, debugs the most applicable position by cutting units, and the yield of guarantor unit's time improves the production efficiency of complete machine.
Preferably, adjust high cylinder 5 comprises two, and two adjust high cylinders 5 are symmetricly set in the left and right sides of fuselage 2.Adopt symmetrically arranged two adjust high cylinders to adjust working depth, the stability of equipment improves.
To sum up, the coal-winning machine that the embodiment of the present invention provides, adopts crawler-type traveling portion to replace Cycloidal Wheel-pin rail walking manner, eliminate road wheel, reduce the corresponding problem produced with drag conveyor, simultaneously, increase the contact area with ground, improve the stability that coal-winning machine runs.Be arranged on rib side, with cutting drum in same vertical guide, the moment of torsion that running part is born diminish, not fragile, machine stress is more reasonable, improves whole aircraft reliability.Simultaneously adopting sky side installation guide slip shoe, coordinating with the pin rail of drag conveyor, coal-winning machine is run back and forth along drag conveyor.
Based on technique scheme, its specific works process of a kind of coal-winning machine that the embodiment of the present invention provides is: adjust high cylinder 5 action, debugging cutting units 3 height, cut reel 31 is made to move to predetermined coal mining position, after completing location, the drive unit 7 in fuselage 2 produces power, slows down through traveling retarding mechanism 8, power is transported to crawler travel portion 4, running part is walked mobile.The guide slip shoe 6 simultaneously adopting sky side (i.e. the rear side of fuselage 2) is enclosed within the pin rail of scratch board conveyor 10, and coal-winning machine is walked back and forth along drag conveyor 10.Then realize the walking of coal mining limit, described coal-winning machine limit, and stressed little, the logical barrier ability of running part strong, should not damage, improve the operating efficiency of coal mining.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a coal-winning machine, comprise gap bridge (1), fuselage (2), cutting units (3), the side of described fuselage (2) is connected with drag conveyor (10) movably by pass a bridge (1), the upper opposite side relative with described gap bridge of described fuselage (2) is provided with described cutting units (3), it is characterized in that
Also comprise: crawler travel portion (4) and guide slip shoe (6);
Described crawler travel portion (4) is arranged on the described fuselage (2) with described cutting units (3) homonymy, in order to realize walking and the support of described coal-winning machine;
Described guide slip shoe (6) is arranged on the described fuselage (2) of described gap bridge (1) downside, described guide slip shoe (6) coordinates with described drag conveyor (10), can move back and forth along described drag conveyor.
2. coal-winning machine according to claim 1, is characterized in that,
Described guide slip shoe (6) is bathtub construction, described drag conveyor (10) is provided with pin rail (101), described guide slip shoe (6) is enclosed within described pin rail (101), and can reciprocatingly slide along described pin rail (101).
3. coal-winning machine according to claim 2, is characterized in that,
Described guide slip shoe (6) comprises two, and two described guide slip shoes (6) are symmetricly set in the left and right sides of described fuselage (2).
4. coal-winning machine according to claim 1, is characterized in that,
In the downside of described gap bridge (1) end, gap bridge piston shoes (9) are installed, described drag conveyor is provided with guide runner (102), described gap bridge piston shoes (9) are for channel-shaped structure and be placed on described guide runner (102), can reciprocatingly slide along described guide runner (102).
5. coal-winning machine according to claim 4, is characterized in that,
Described gap bridge piston shoes (9) comprise two, and two described gap bridge piston shoes (9) are symmetricly set in the left and right sides of described gap bridge (1).
6. coal-winning machine according to any one of claim 1 to 5, is characterized in that,
Also comprise drive unit and transmission device, described drive unit is by crawler travel portion (4) walking described in described actuator drives.
7. coal-winning machine according to claim 6, is characterized in that,
Described drive unit comprises drive motors (7), described transmission device comprises reducing gear (8), described drive motors (7) and described reducing gear (8) are arranged in described fuselage (2), described drive motors (7) drives described reducing gear (8), and described reducing gear (8) drives described crawler travel portion (4) to walk.
8. coal-winning machine according to claim 7, is characterized in that,
Adjust high cylinder (5) is also provided with, for regulating the working depth of described coal-winning machine in the bottom of described fuselage (2).
9. coal-winning machine according to claim 8, is characterized in that,
Described adjust high cylinder (5) comprises two, and two described adjust high cylinders (5) are symmetricly set in the left and right sides of described fuselage (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210241350.8A CN102733805B (en) | 2012-07-12 | 2012-07-12 | Coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210241350.8A CN102733805B (en) | 2012-07-12 | 2012-07-12 | Coal mining machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102733805A CN102733805A (en) | 2012-10-17 |
| CN102733805B true CN102733805B (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210241350.8A Expired - Fee Related CN102733805B (en) | 2012-07-12 | 2012-07-12 | Coal mining machine |
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| Country | Link |
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| CN (1) | CN102733805B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900436B (en) * | 2012-11-01 | 2014-10-29 | 中国矿业大学 | Cylinder stepping type thin seam coal mining machine |
| CN103422856B (en) * | 2013-09-05 | 2016-08-17 | 黑龙江科技学院 | A kind of Walk Part of Shearer supports and guider |
| CN103899306A (en) * | 2014-03-13 | 2014-07-02 | 三一重型装备有限公司 | Thin seam combined coal mining unit as well as coal mining machine and scraper conveyer |
| CN206617163U (en) * | 2015-09-11 | 2017-11-07 | 乔伊·姆·特拉华公司 | The system moved for the chassis for guiding mining machine along rack, drive system and mining machine |
| CN112065388A (en) * | 2020-09-22 | 2020-12-11 | 中国煤炭科工集团太原研究院有限公司 | Shovel plate body for side coal mining |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| PL190518B1 (en) * | 1998-02-12 | 2005-12-30 | Gert Braun | Guiding unit for a mining machine, in particular a coal cutter, mounted on chain-type scraper conveyor |
| CN201448109U (en) * | 2009-07-21 | 2010-05-05 | 西安煤矿机械有限公司 | Heavy-duty coal mining machine arranged on heightening cylinders |
| CN201661296U (en) * | 2010-08-16 | 2010-12-01 | 鸡西煤矿机械有限公司 | C-shaped coal mining machine cutting part |
| CN202140086U (en) * | 2011-07-16 | 2012-02-08 | 西安煤矿机械有限公司 | Rocker coal mining machine with double cutting motors |
| CN102410042A (en) * | 2011-11-23 | 2012-04-11 | 太原理工大学 | Caterpillar track traveling type van applied to coal mining machine |
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2012
- 2012-07-12 CN CN201210241350.8A patent/CN102733805B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL190518B1 (en) * | 1998-02-12 | 2005-12-30 | Gert Braun | Guiding unit for a mining machine, in particular a coal cutter, mounted on chain-type scraper conveyor |
| CN201448109U (en) * | 2009-07-21 | 2010-05-05 | 西安煤矿机械有限公司 | Heavy-duty coal mining machine arranged on heightening cylinders |
| CN201661296U (en) * | 2010-08-16 | 2010-12-01 | 鸡西煤矿机械有限公司 | C-shaped coal mining machine cutting part |
| CN202140086U (en) * | 2011-07-16 | 2012-02-08 | 西安煤矿机械有限公司 | Rocker coal mining machine with double cutting motors |
| CN102410042A (en) * | 2011-11-23 | 2012-04-11 | 太原理工大学 | Caterpillar track traveling type van applied to coal mining machine |
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| CN102733805A (en) | 2012-10-17 |
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