CN111075445B - Coal planer sword mechanism convenient to adjust suitable for coal planer - Google Patents
Coal planer sword mechanism convenient to adjust suitable for coal planer Download PDFInfo
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- CN111075445B CN111075445B CN201911305860.5A CN201911305860A CN111075445B CN 111075445 B CN111075445 B CN 111075445B CN 201911305860 A CN201911305860 A CN 201911305860A CN 111075445 B CN111075445 B CN 111075445B
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- 239000003245 coal Substances 0.000 title claims abstract description 263
- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 238000005065 mining Methods 0.000 claims description 12
- 230000036346 tooth eruption Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 3
- 235000014443 Pyrus communis Nutrition 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
- E21C27/44—Planing knives
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/08—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for adjusting parts of the machines
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- Machines For Laying And Maintaining Railways (AREA)
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Abstract
The invention discloses a coal planer tool mechanism which is suitable for a coal planer and is convenient to adjust, the coal planer tool mechanism comprises a coal planer, the coal planer comprises a hydraulic providing system and a coal planer head, the coal planer head comprises a main coal planer tool bit, a second coal planer tool bit and a third coal planer tool bit, the main coal planer tool bit comprises a first coal planer tool set, a first coal planer tool pad and a main tool arm, the main tool arm further comprises a main arm groove slideway, the rear part of the main tool arm is also provided with a power connecting part, the second coal planer tool bit comprises a second coal planer tool set, a second coal planer tool pad and a second coal planer tool arm, the rear part of the second coal planer tool arm is also provided with a second tool arm slide rail, the front part of the second coal planer tool arm is provided with a third tool arm slideway, the third coal planer tool bit comprises a third coal planer tool set and a third coal planer tool rest, third coal planer tool arms are arranged on two sides of the third coal planer tool rest, and a top support is arranged on the upper part of the third coal planer tool, the invention achieves the purpose of convenient adjustment and the purpose of stable structure, and is convenient and practical.
Description
Technical Field
The invention relates to the field of coal mine mechanical equipment, in particular to the field of coal mining mechanical equipment, and discloses a coal planer tool mechanism which is suitable for a coal planer and convenient to adjust.
Background
The coal plough is a comprehensive mechanical coal mining device for mining a 0.8-2m thin coal seam, integrates the functions of 'mining, loading and transporting', and is provided with an automatic control system to realize the automatic coal mining device of an unmanned working face. The coal planer is an external traction shallow-cutting coal planer, and adopts a planing mode to drop coal and load the coal into a working face conveyor through a pear face of a coal planer. The coal planer and the scraper conveyor form a coal planer unit. The coal planer is generally composed of coal planer electric motor, hydraulic coupler, speed reducer, planing chain wheel and planing chain, which are arranged at both ends of the conveyor and drive the planing head (coal planer) to plane coal in a reciprocating manner. Depending on the nature of the force applied to the coal by coal planing, it can be classified into static coal ploughs and dynamic coal ploughs.
The advantages of coal ploughs are many: the depth of cut (generally 50mm-100 mm) can fully utilize the compression and expansion effect of coal, and the planing force and the unit energy consumption are small; the planed coal has large lumpiness (the average cutting cross-sectional area is 70cm2-80cm 2), less coal dust and good working conditions; the structure is simple, the position of the plough head can be designed to be very low (about 300 mm), and the mechanized coal mining of a thin coal seam and an extremely thin coal seam can be realized; the worker does not need to follow the machine to operate, can operate at the crossheading console, and has high safety.
However, at present, the coal plough is difficult to be heightened, and particularly, the coal plough is extremely difficult to realize the heightening in the underground operation, and is time-consuming and labor-consuming.
Disclosure of Invention
The invention aims to solve the problems and provides a coal planer tool mechanism which is suitable for a coal planer and convenient to adjust.
In order to achieve the above object, the present invention is achieved by:
a coal planer cutter mechanism suitable for a coal planer and convenient to adjust comprises the coal planer, wherein the coal planer comprises a hydraulic providing system and a coal planer head, and the coal planer head comprises a main coal planer cutter head, a second coal planer cutter head and a third coal planer cutter head;
the main coal planing tool bit comprises a first coal planing tool set, a first coal planing tool pad and a main tool arm, the main tool arm further comprises a main arm groove slideway, and the rear part of the main tool arm is further provided with a power connecting part;
the second coal planing tool bit comprises a second coal planing tool set, a second coal planing tool pad and a second coal planing tool arm, a second tool arm slide rail is further arranged at the rear part of the second coal planing tool arm, and a third tool arm slide way is arranged at the front part of the second coal planing tool arm;
the third coal planer tool bit includes third coal planer knife tackle, third coal planer knife rest both sides are provided with third tool arm slide, third coal planer tool bit upper portion still is provided with the top support.
As a preferred technical scheme, a first group of hydraulic ejector rod groups is further arranged at the top of the main coal plough cutter head, a second group of hydraulic ejector rod groups is further arranged at the top of the second coal plough cutter head, the other end of the first group of hydraulic ejector rod groups is connected with the rear part of the second coal plough cutter head, and the other end of the second group of hydraulic ejector rod groups is connected with the top support.
As a preferred technical scheme, the first coal planing tool set and the first coal planing tool pad are the same as the second coal planing tool set and the second coal planing tool pad in shape and structure, the first coal planing tool set is composed of a plurality of cutter-type cutting teeth, and the third coal planing tool set is composed of a plurality of circular cutting teeth.
As a preferred technical solution, the second cutter arm slide rail corresponds to the main arm groove slide rail in structure and shape, and when the second coal planer tool bit is combined with the main coal planer tool bit, the second coal planer tool set is not on the same vertical plane as the first coal planer tool set, specifically, the second coal planer tool set is shorter than the first coal planer tool set and the third coal planer tool set.
As a preferable technical solution, the first coal planer tool set and the third coal planer tool set are located on the same vertical plane.
As a preferred technical scheme, the first group of hydraulic ejector rod groups comprises three hydraulic ejector rods, and the first hydraulic ejector rod group and the second hydraulic ejector rod group are both connected with a hydraulic supply system through pipelines.
As a preferable technical solution, the height of the second coal plough head is greater than the relative extension height of the first group of hydraulic ram groups, the height of the third coal plough head is greater than the relative extension height of the second group of hydraulic ram groups, and the relative extension heights of the first group of hydraulic ram groups and the second group of hydraulic ram groups are equal to the height of the main coal plough head.
As a preferred technical scheme, limiting devices are arranged between the main arm groove slideway and the second cutter arm sliding rail and between the third cutter arm slideway and the third cutter arm slideway.
As a preferred technical scheme, the use method of the coal planer tool mechanism comprises the following steps:
(A) before use, the coal planer tool mechanism is overhauled, and whether electrical connection and hydraulic connection are safe is checked;
(B) checking the states of the first group of hydraulic ram groups and the second group of hydraulic ram groups;
(C) checking the integrity state of each cutter group of the coal planer mechanism, and replacing damaged cutting teeth and cutter teeth;
(D) checking the connection state of the slide rail and the slide rail of each tool bit;
(E) the height of the coal mining area to be mined is measured, and the position of each cutter head is adjusted to be suitable for the height of the coal mining area:
when the height of a working face to be mined is equal to that of the main coal planing tool bit, the second coal planing tool bit and the third coal planing tool bit are not jacked up, the first group of hydraulic ejector rod group and the second group of hydraulic ejector rod group are in a retracted state, the second coal planing tool bit is generally not in contact with a coal wall, and the third coal planing tool bit carries out auxiliary coal planing;
when the height of the working face to be mined is greater than that of the main coal plough cutter head but equal to or lower than twice that of the main coal plough cutter head, the second group of hydraulic ejector rod sets are lifted to a proper position, the first group of hydraulic ejector rod sets are in a retracted state, and the second coal plough cutter head is generally not in contact with the coal wall;
when the height of the working face to be mined is greater than two times of the height of the main coal plough cutter head but is equal to or lower than three times of the height of the main coal plough cutter head, at the moment, the first group of hydraulic ejector rod sets are lifted to the maximum state, and then the extension length of the second group of hydraulic ejector rod sets is adjusted to enable the second group of hydraulic ejector rod sets to reach the proper height;
and fourthly, starting up the machine after the height is adjusted.
The invention achieves the following effects: through adopting main coal plough tool bit, second coal plough tool bit, third coal plough tool bit and first group hydraulic ram group, the combination of second group hydraulic ram group, reached the purpose of being convenient for adjust, through the combination that adopts slide, slide rail, cooperate first group hydraulic ram group, second group hydraulic ram group, reach stable in structure's purpose to through specific altitude mixture control, reach better coal plough effect.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a perspective view of another embodiment of the present invention;
FIG. 3 is a schematic perspective view of a main coal planer head of the present invention;
FIG. 4 is a schematic perspective view of a second coal planer head;
FIG. 5 is a schematic perspective view of a third coal planer head;
FIG. 6 is a schematic view of the coal planer tool of the present invention when retracted;
FIG. 7 is a left side view of the coal planer tool of the present invention when fully open;
FIG. 8 is a left side view of the coal planer tool of the present invention when stowed;
FIG. 9 is a perspective schematic view of the present invention;
in the figure: 1. a main coal planing tool bit; 101. a first coal planer tool set; 102. a first coal planer shim; 103. a main cutter arm; 104. a main arm groove slideway; 105. a power connection; 2. a second coal planing tool bit; 201. a second coal planer tool set; 202. a second coal planer shim; 203. a second coal planer tool arm; 204. a second tool arm slide rail; 205. a third tool arm slide; 3. a third coal planing tool bit; 301. a third coal planer tool set; 302. a third coal planer tool rest; 303. a third tool arm slide; 304. a top support; 4. a first set of hydraulic ram sets; 5. and the second group of hydraulic ejector rod groups.
Detailed Description
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 9, an adjustable coal planer tool mechanism suitable for a coal planer comprises a coal planer, the coal planer comprises a hydraulic providing system, and the coal planer further comprises a coal planer head, wherein the coal planer head comprises a main coal planer tool bit 1, a second coal planer tool bit 2 and a third coal planer tool bit 3;
the main coal plough cutter head 1 comprises a first coal plough cutter group 101, a first coal plough cutter pad 102 and a main cutter arm 103, the main cutter arm 103 further comprises a main arm groove slideway 104, and the rear part of the main cutter arm 103 is further provided with a power connecting part 105;
the second coal planer tool bit 2 comprises a second coal planer tool set 201, a second coal planer tool pad 202 and a second coal planer tool arm 203, a second tool arm slide rail 204 is further arranged at the rear part of the second coal planer tool arm 203, and a third tool arm slide rail 205 is arranged at the front part of the second coal planer tool arm 203;
third planing tool bit 3 includes third planing knife tackle 301, third planing knife rest 302 both sides are provided with third tool arm slide 303, third planing tool bit 3 upper portion still is provided with top support 304.
Specifically, the top of the main coal plough cutter head 1 is further provided with a first group of hydraulic ejector rod groups 4, the top of the second coal plough cutter head 2 is further provided with a second group of hydraulic ejector rod groups 5, the other end of the first group of hydraulic ejector rod groups 4 is connected with the rear part of the second coal plough cutter head 2, and the other end of the second group of hydraulic ejector rod groups 5 is connected with the top support 304.
Specifically, the first coal planing tool set 101, the first coal planing tool pad 102, the second coal planing tool set 201 and the second coal planing tool pad 202 are the same in shape and structure, the first coal planing tool set 101 is composed of a plurality of cutter-type picks, and the third coal planing tool set 301 is composed of a plurality of circular picks.
Specifically, the second cutter arm slide rail 204 corresponds to the main arm groove slide rail 104 in structure and shape, and when the second coal planer tool bit 2 is combined with the main coal planer tool bit 1, the second coal planer tool set 201 and the first coal planer tool set 101 are not on the same vertical plane, specifically, the second coal planer tool set 201 is shorter than the first coal planer tool set 101 and the third coal planer tool set 301.
Specifically, the first coal planer tool set 101 and the third coal planer tool set 301 are located on the same vertical plane.
Specifically, the first group of hydraulic ejector rod groups 4 comprises three hydraulic ejector rods, and the first hydraulic ejector rod groups 4 and the second hydraulic ejector rod groups 5 are connected with a hydraulic providing system through pipelines.
Specifically, the height of the second coal plough cutter head 2 is greater than the relative extension height of the first group of hydraulic ejector rod groups 4, the height of the third coal plough cutter head 3 is greater than the relative extension height of the second group of hydraulic ejector rod groups 5, and the relative extension height of the first group of hydraulic ejector rod groups 4 and the relative extension height of the second group of hydraulic ejector rod groups 5 are equal to the height of the main coal plough cutter head 1.
Specifically, limiting devices are arranged between the main arm groove slideway 104 and the second tool arm sliding rail 204, and between the third tool arm slideway 205 and the third tool arm slideway 303.
The invention has the following use process:
(A) before use, the coal planer tool mechanism is overhauled, and whether electrical connection and hydraulic connection are safe is checked;
(B) checking the states of the first group of hydraulic ram groups 4 and the second group of hydraulic ram groups 5;
(C) checking the integrity state of each cutter group of the coal planer mechanism, and replacing damaged cutting teeth and cutter teeth;
(D) checking the connection state of the slide rail and the slide rail of each tool bit;
(E) the height of the coal mining area to be mined is measured, and the position of each cutter head is adjusted to be suitable for the height of the coal mining area:
when the height of a working face to be mined is equal to that of the main coal planing tool bit 1, the second coal planing tool bit 2 and the third coal planing tool bit 3 are not jacked up, the first group of hydraulic jacking rod group 4 and the second group of hydraulic jacking rod group 5 are in a retracted state, the second coal planing tool bit is generally not in contact with a coal wall, and the third coal planing tool bit carries out auxiliary coal planing;
secondly, when the height of the working face to be mined is greater than that of the main coal plough cutter head 1 but is equal to or lower than twice that of the main coal plough cutter head 1, the second group of hydraulic ejector rod groups 5 are lifted to a proper position, the first group of hydraulic ejector rod groups 4 are in a retracted state, and the second coal plough cutter head is not in contact with the coal wall generally;
when the height of the working face to be mined is greater than two times of the height of the main coal plough cutter head 1 but is equal to or lower than three times of the height of the main coal plough cutter head 1, at the moment, the first group of hydraulic ejector rod sets 4 are firstly lifted to the maximum state, and then the extension length of the second group of hydraulic ejector rod sets 5 is adjusted to enable the second group of hydraulic ejector rod sets to reach the proper height;
and fourthly, starting up the machine after the height is adjusted.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The coal planer comprises a coal planer body, wherein the coal planer body comprises a hydraulic providing system, and the coal planer body also comprises a coal planer head, wherein the coal planer head comprises a main coal planer tool bit (1), a second coal planer tool bit (2) and a third coal planer tool bit (3); the method is characterized in that:
the main coal planing tool bit (1) comprises a first coal planing tool set (101), a first coal planing tool pad (102) and a main tool arm (103), the main tool arm (103) further comprises a main arm groove slideway (104), and a power connecting part (105) is further arranged at the rear part of the main tool arm (103);
the second coal planing tool bit (2) comprises a second coal planing tool set (201), a second coal planing tool pad (202) and a second coal planing tool arm (203), a second tool arm slide rail (204) is further arranged at the rear part of the second coal planing tool arm (203), and a second tool arm slide way (205) is arranged at the front part of the second coal planing tool arm (203);
the third coal plough cutter head (3) comprises a third coal plough cutter group (301) and a third coal plough cutter rest (302), third cutter arm slide ways (303) are arranged on two sides of the third coal plough cutter rest (302), and a top support (304) is further arranged on the upper portion of the third coal plough cutter head (3);
when the second coal planing tool bit (2) is combined with the main coal planing tool bit (1), the second coal planing tool set (201) is not on the same vertical plane with the first coal planing tool set (101), in particular, the second coal planing tool set (201) is lower than the first coal planing tool set (101)Anda third coal planer tool set (301);
the first coal planer knife group (101) and the third coal planer knife group (301) are positioned on the same vertical plane;
the height of the second coal plough cutter head (2) is greater than the relative extension height of the first group of hydraulic ejector rod groups (4), the height of the third coal plough cutter head (3) is greater than the relative extension height of the second group of hydraulic ejector rod groups (5), and the relative extension height of the first group of hydraulic ejector rod groups (4)Andthe relative extension height of the second group of hydraulic ejector rod groups (5) is equal to the height of the main coal plough cutter head (1).
2. The adjustable planing tool mechanism for a coal planer of claim 1 further comprising: the main coal plough tool bit (1) top still is provided with first group hydraulic ram group (4), second coal plough tool bit (2) top still is provided with second group hydraulic ram group (5), the rear portion of second coal plough tool bit (2) is connected to the one end of first group hydraulic ram group (4), top support (304) is connected to the one end of second group hydraulic ram group (5).
3. The adjustable planing tool mechanism for a coal planer of claim 1 further comprising: first plane coal knife tackle (101) is the same with second plane coal knife tackle (201) shape structure, first plane coal shim (102) is the same with second plane coal shim (202) shape structure, first plane coal knife tackle (101) constitute for a plurality of sword type pick, third plane coal knife tackle (301) constitute for a plurality of circular pick.
4. The adjustable planing tool mechanism for a coal planer of claim 1 further comprising: the second tool arm slide rail (204) corresponds to the main arm groove slide way (104) in structure and shape.
5. An adjustable planing tool mechanism for a coal planer as claimed in claim 1 or claim 2 wherein: the first group of hydraulic ejector rod groups (4) comprise three hydraulic ejector rods, and the first hydraulic ejector rod groups (4) and the second hydraulic ejector rod groups (5) are connected with a hydraulic supply system through pipelines.
6. The adjustable planing tool mechanism for a coal planer of claim 1 further comprising: limiting devices are arranged between the main arm groove slideway (104) and the second tool arm sliding rail (204) and between the second tool arm slideway (205) and the third tool arm slideway (303).
7. According to claims 1 to2(either)Item(s)The coal planer tool mechanism suitable for being adjusted of coal planer, its characterized in that: the use method of the coal planer tool mechanism comprises the following steps:
(A) before use, the coal planer tool mechanism is overhauled, and whether electrical connection and hydraulic connection are safe is checked;
(B) checking the states of the first group of hydraulic ram groups (4) and the second group of hydraulic ram groups (5);
(C) checking the integrity state of each cutter group of the coal planer mechanism, and replacing damaged cutting teeth and cutter teeth;
(D) checking the connection state of the slide rail and the slide rail of each tool bit;
(E) the height of the coal mining area to be mined is measured, and the position of each cutter head is adjusted to be suitable for the height of the coal mining area:
1. when the height of the working face to be mined is equal to that of the main coal planing tool bit (1), the second coal planing tool bit (2)Andthe third coal planing tool bit (3) is not jacked up, and the first group of hydraulic ejector rod groups (4) and the second group of hydraulic ejector rod groups (5) are in a retracted state;
2. when the height of the working face to be mined is greater than that of the main coal plough cutter head (1) but equal to or lower than twice that of the main coal plough cutter head (1), the second group of hydraulic ejector rod groups (5) is lifted to a proper position, and the first group of hydraulic ejector rod groups (4) are in a retracted state;
3. when the height of the working face to be mined is greater than two times of the height of the main coal plough cutter head (1) but is equal to or lower than three times of the height of the main coal plough cutter head (1), at the moment, the first group of hydraulic ejector rod sets (4) are lifted to the maximum state, and then the extension length of the second group of hydraulic ejector rod sets (5) is adjusted to reach the proper height;
4. and starting up the machine after the height is adjusted.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911305860.5A CN111075445B (en) | 2019-12-18 | 2019-12-18 | Coal planer sword mechanism convenient to adjust suitable for coal planer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911305860.5A CN111075445B (en) | 2019-12-18 | 2019-12-18 | Coal planer sword mechanism convenient to adjust suitable for coal planer |
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| CN111075445A CN111075445A (en) | 2020-04-28 |
| CN111075445B true CN111075445B (en) | 2021-07-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111119885B (en) * | 2019-12-18 | 2021-09-14 | 宿州市龙兴机械制造有限公司 | Method for processing and using coal planer tool mechanism convenient to adjust |
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| CN104196530A (en) * | 2014-08-20 | 2014-12-10 | 天地科技股份有限公司 | Double-chain ploughing and conveying machine |
| CN109779627A (en) * | 2018-12-26 | 2019-05-21 | 山东省田庄煤矿有限公司 | A kind of coal plough slides planer head mechanism |
| CN111119885A (en) * | 2019-12-18 | 2020-05-08 | 宿州市龙兴机械制造有限公司 | Method for processing and using coal planer tool mechanism convenient to adjust |
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2019
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US5967616A (en) * | 1995-04-26 | 1999-10-19 | Arch Technology Corporation | Electrical control system for apparatus and method for continuous underground mining |
| JPH11336485A (en) * | 1998-05-29 | 1999-12-07 | Ishikawajima Harima Heavy Ind Co Ltd | Tunnel excavating machine |
| CN202991036U (en) * | 2012-11-21 | 2013-06-12 | 无锡市洗选设备厂 | Guiding chain guard device of coal plough |
| CN103104256A (en) * | 2012-12-18 | 2013-05-15 | 三一重型装备有限公司 | Coal planer and plane head thereof as well as asymmetrical coal plough method |
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| CN109779627A (en) * | 2018-12-26 | 2019-05-21 | 山东省田庄煤矿有限公司 | A kind of coal plough slides planer head mechanism |
| CN111119885A (en) * | 2019-12-18 | 2020-05-08 | 宿州市龙兴机械制造有限公司 | Method for processing and using coal planer tool mechanism convenient to adjust |
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