CN103277096A - Coal plough and connection device thereof - Google Patents
Coal plough and connection device thereof Download PDFInfo
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- CN103277096A CN103277096A CN2013102215840A CN201310221584A CN103277096A CN 103277096 A CN103277096 A CN 103277096A CN 2013102215840 A CN2013102215840 A CN 2013102215840A CN 201310221584 A CN201310221584 A CN 201310221584A CN 103277096 A CN103277096 A CN 103277096A
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Abstract
The invention relates to the technical field of coal plough, and discloses a coal plough ad a connection device thereof. The connection device of the coal plough comprises a chute assembly, a plough head guiding assembly and a tensioning assembly, wherein the chute assembly comprises a chute body and a first clamping body disposed on the first side of the chute body; the first clamping body is provided with a first clamping chamber; the plough head guiding assembly comprises a plough head guider and a first fixture block disposed on the back part of the plough head guider; the first fixture block can be accommodated in the first clamping chamber; a first clamping area can be formed between the top surface of the first fixture block and the inner top surface of the first clamping chamber; the tensioning assembly comprises a linear driving mechanism and a first clamping block disposed at the first driving end of the linear driving mechanism; and the first clamping block can move along the first clamping area, so as to clamp the first clamping block and the first clamping body. The connection device of the coal plough is helpful for increasing dismounting efficiency of a movable connection manner of the plough head guiding assembly and the chute body, convenience degree of maintenance and reliability.
Description
Technical field
The present invention relates to the coal plough technical field, particularly a kind of coal plough and coupling arrangement thereof.
Background technology
The planer head guidance set of coal plough and the connecting mode of chute body are divided into the mode of being fixedly connected and movable connecting mode.The mode of being fixedly connected is that planer head guidance set (planer head guide way) is fixed on the chute body by welding manner, and this mode is unfavorable for the dismounting planer head.And movable connecting mode has the benefit of being convenient to dismantle planer head, namely at coal plough head, tail place planer head guide way and the draw bail of chute body is designed to movable the connection.
As shown in Figure 1, in existing movable connection scheme, generally in the side of chute body 1' and the relevant position of planer head guidance set 3' the corresponding installing hole of many groups is set, pass this many group installing holes respectively by a plurality of bolt 2', planer head guidance set 3' is fixed on the side of chute body 1', thereby realize the dismounting of guiding device, to finish the maintain and replace of planer head; After finishing installation, bolt 2' is positioned at the adjacent plane chain of the end chamber 4' of planer head guidance set 3'.
Yet such scheme is left following problem: one, difficulty is installed, owing to need to connect by realization activities such as many group installing holes and bolts, when the planer head guidance set is installed, can only adopt blind dress mode, should aim at alignment pin, aim at bolt again, difficulty is installed, inefficiency; Two, difficult in maintenance, when coal plough is worked, planer head is reciprocating on guidance set, easily cause bolt looseness, because the adjacent plane chain of bolt chamber (having plane chain to exist during work in this chamber), loosening bolt can't in time be safeguarded, usually need earlier plane chain to be dismantled, could realize bolton, and then tensioning plane chain again, time and effort consuming safeguarded; Three, connection is unreliable, because the space in plane chain chamber is limited, the size of bolt and quantity all are subjected to bigger restriction, are difficult to realize highly reliable connection.
Therefore, how to improve the movable connecting mode of planer head guidance set and chute body dismounting efficient, safeguard convenience degree and/or reliability, be the technical problem that those skilled in the art need to be resolved hurrily.
Summary of the invention
In view of this, one of purpose of the present invention is to provide a kind of coal plough coupling arrangement, so as to help to improve planer head guidance set and the movable connecting mode of chute body dismounting efficient, safeguard convenience degree and/or reliability.
Particularly, this coal plough coupling arrangement comprises chute assembly, planer head guidance set and tension assembly, and wherein: the first card body that described chute assembly comprises the chute body and is arranged at this chute body first side offers the first card chamber on the described first card body; First fixture block that described planer head guidance set comprises the planer head guide way and is arranged at this planer head guide way back, described first fixture block can be contained in the described first card chamber, and forms the first chucking zone between the interior top surface in the top surface of described first fixture block and the described first card chamber; First clamping block that described tension assembly comprises straight line driving mechanism and is arranged at this straight line driving mechanism first drive end, described first clamping block can be mobile along the described first chucking zone, makes described first fixture block and the described first card body chucking.
Further, described chute assembly also comprise be arranged at described chute body first side and with the described first card body second card body separately, described second card offers the second card chamber on the body; Described planer head guidance set also comprise be arranged at described planer head guide way back and with described first fixture block second fixture block separately, described second fixture block can be contained in the described second card chamber, and forms the second chucking zone between the interior top surface in the top surface of described second fixture block and the described second card chamber; Described straight line driving mechanism also has second drive end opposite with the described first drive end driving direction, described second drive end is provided with second clamping block, described second clamping block can be mobile along the described second chucking zone, makes described second fixture block and the described second card body chucking.
Further, the described first chucking zone is first wedge shape, and the head construction of described first clamping block and this first wedge shape are complementary; The described second chucking zone is second wedge shape, and the head construction of described second clamping block and this second wedge shape are complementary.
Further, the top surface of the top surface of contiguous described first drive end of described first fixture block and contiguous described second drive end of described second fixture block all forms first inclined-plane; The head bottom surface of described first clamping block and the head bottom surface of described second clamping block all form second inclined-plane that is complementary with this first inclined-plane.
Further, described first fixture block and described second fixture block include first card division that is vertically installed in described planer head guide way back and with vertical second card division that links to each other, this first card division; The described first card chamber and the second card chamber include bayonet socket and first draw-in groove that communicates, form the described first chucking zone and the described second chucking zone between the interior top surface of the top surface of described first card division and described bayonet socket respectively, described second card division and described spacing cooperation of first draw-in groove.
Further, planer head guide way back above described first fixture block top and described second fixture block is respectively arranged with the 3rd fixture block and the 4th fixture block, described the 3rd fixture block and described the 4th fixture block include the 3rd card division that is vertically installed in planer head guide way back and with vertical the 4th card division that links to each other, the 3rd card division; The top of the described first card body and the described second card body is respectively arranged with second draw-in groove, described the 4th card division and described spacing cooperation of second draw-in groove.
Further, described straight line driving mechanism comprises first oil cylinder and second oil cylinder, the cylinder barrel of the cylinder barrel of described first oil cylinder and described second oil cylinder fixes, the piston rod of described first oil cylinder is exerted oneself and held is described first drive end, and the piston rod of described second oil cylinder is exerted oneself to hold and is described second drive end.
Further, first side of described chute body is provided with for the back-up block that described straight line driving mechanism is installed.
Further, described coal plough coupling arrangement also comprises cover plate assembly, and described cover plate assembly comprises cover plate and bolt, and described cover plate is arranged at the top of the described first card body and described planer head guide way by described bolt.
When adopting technical scheme of the present invention, in installation process, first fixture block at planer head guide way back can be presented in the first card chamber of the first card body, control straight line driving mechanism again, it is mobile along the first chucking zone that forms between the interior top surface in the top surface of first fixture block and the first card chamber to make its first drive end drive first clamping block, and then first fixture block and the first card body are tightened, thereby realize the fixed installation of planer head guidance set (planer head guide way) and chute assembly (chute body), in unloading process, reverse operating gets final product.Compared with prior art, need not too much alignment actions, installation workload is little, dismounting efficient height; In addition, whole dismounting process can not influence the confined space in plane chain chamber or the plane chain in the plane chain chamber, and dismounting is easy to maintenance; In addition, can adopt the first card body and first fixture block of large-size to realize chucking, help to improve the reliability of connection.
Another object of the present invention is to provide a kind of coal plough, this coal plough is provided with above-mentioned each described coal plough coupling arrangement.Because above-mentioned coal plough coupling arrangement has above-mentioned technique effect, therefore, the overall performance of this coal plough gets a promotion.
Description of drawings
The accompanying drawing that constitutes a part of the present invention is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not constitute improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the movable connecting mode of planer head guidance set and chute body in the prior art;
The axonometric exploded view of a kind of coal plough coupling arrangement that Fig. 2 provides for the embodiment of the invention;
Fig. 3 is the main TV structure schematic diagram of the assembling of coal plough coupling arrangement shown in Figure 2;
Fig. 4 is the left TV structure schematic diagram of coal plough coupling arrangement shown in Figure 3, wherein, also shows phantom;
Fig. 5 be among Fig. 4 A-A to the sectional structure schematic diagram;
Fig. 6 is the main TV structure schematic diagram of chute assembly in the coal plough coupling arrangement shown in Figure 3;
Fig. 7 be among Fig. 6 B-B to the sectional structure schematic diagram;
Fig. 8 is the main TV structure schematic diagram of planer head guidance set in the coal plough coupling arrangement shown in Figure 3;
Fig. 9 is the left TV structure schematic diagram of coal plough coupling arrangement shown in Figure 8;
Figure 10 is the main TV structure schematic diagram of tension assembly in the coal plough coupling arrangement shown in Figure 3.
The specific embodiment
Should be pointed out that in this part that to the description of concrete structure and description order only be explanation to specific embodiment, should not be considered as that protection scope of the present invention is had any restriction.In addition, under the situation of not conflicting, embodiment and the feature among the embodiment in this part can make up mutually.
Please also refer to Fig. 2 to Figure 10, below in conjunction with accompanying drawing the embodiment of the invention is elaborated.
In conjunction with Fig. 2 and shown in Figure 3, the coal plough coupling arrangement of this embodiment comprises chute assembly 1, planer head guidance set 2, tension assembly 3 and cover plate assembly 4.
Wherein, in conjunction with Fig. 2, Fig. 5 and shown in Figure 6, chute assembly 1 comprises chute body 10, the first card body 11, second card body 15 and the back-up block 19.The first card body 11 and the second card body 15 are fixedly arranged on first side of chute body 10 at interval, direction of displacement between the first card body 11 and the second card body 15 and the length bearing of trend of chute body 10 are unanimous on the whole, and back-up block 19 is fixedly arranged on the first card body 11 and the second chute body 10 that blocks between the body 15; Offer on the first card body 11 on 13, the second card bodies 15 of the first card chamber and offer the second card chamber 17.
In conjunction with Fig. 2, Fig. 4, Fig. 5, Fig. 8 and shown in Figure 9, planer head guidance set 2 comprises that at least planer head guide way 20, first fixture block 21 and second fixture block, 22, the first fixture blocks 21 and second fixture block 22 be located at the back of planer head guide way 20 at interval; First fixture block 21 and second fixture block 22 can be contained in respectively in the first card chamber 13 and the second card chamber 17, and form the first chucking zone between the interior top surface in the top surface of first fixture block 21 and the first card chamber 13, form the second chucking zone between the interior top surface in the top surface of second fixture block 22 and the second card chamber 17.
In conjunction with Fig. 2, Fig. 5 and shown in Figure 10, tension assembly comprises straight line driving mechanism, first clamping block 33 and second clamping block 34; Preferably, in the present embodiment, straight line driving mechanism comprises first oil cylinder 31 and second oil cylinder 32, the cylinder barrel end face of the cylinder barrel end face of first oil cylinder 31 and second oil cylinder 32 fixes the back integral installation on the back-up block 19 of chute body 10, during concrete enforcement, can offer arc groove at back-up block 19, the cylinder barrel of first oil cylinder 31 and/or second oil cylinder 32 is installed in this arc groove; The piston rod of first oil cylinder 31 end of exerting oneself is first drive end, and the piston rod of second oil cylinder 32 end of exerting oneself is second drive end, the two-piston bar to stretch out direction opposite; First clamping block 33 is fixedly arranged on first drive end, second clamping block 34 is fixedly arranged on second drive end, first clamping block 33 and second clamping block 34 can be mobile towards the first chucking zone and the second chucking zone respectively, and then make first fixture block 21 and the first card body, 11 chuckings and make second fixture block 22 and the second card body, 15 chuckings, thereby make planer head guide way 20(planer head guidance set 2) and chute body 10(chute assembly 1) be fixedly connected.
In conjunction with shown in Figure 2, cover plate assembly 4 comprises cover plate and bolt, cover plate and first card body 11 tops and cover plate and the second card body, 15 tops all offer installing hole at correspondence position, be threaded onto in each installing hole by (a plurality of) bolt, cover plate can be covered on the top of parts such as the first card body 11, the second card body 15 and planer head guide way 20.
In use, when needs are fixedly connected planer head guidance set 2 and chute assembly 1, can be by lifting planer head guidance set 2, first fixture block 21 at planer head guide way 20 backs and second fixture block 22 are aimed at respectively insert in the second card chamber 17 of the first card chamber 13 of the first card body 11 and the second card body 15, then tension assembly 3 is installed in the back-up block 19, control two oil cylinders of tension assembly 3 afterwards, first clamping block 33 and second clamping block 34 at its two drive ends place are moved ahead towards the first chucking zone and the second chucking zone respectively, fix with second card body 15 chucking until making first fixture block 21 and the first card body 11 and making second fixture block 22, last mounting cover board component 4, thus realize being fixedly connected of planer head guidance set 2 and chute assembly 1; When needs were dismantled, reverse operating got final product.
From said structure describe and use as can be known, compared with prior art, during the planer head guidance set of the employing embodiment of the invention, in disassembly process, need not too much alignment actions, the disassemble and assemble work amount is little, dismounting efficient height.In addition, whole dismounting process can not influence the confined space in plane chain chamber or the plane chain in the plane chain chamber, and dismounting is easy to maintenance.In addition, can adopt first of large-size to block body and first fixture block etc. and realize chucking, help to improve the reliability of connection.Moreover, above parts such as the first card body 11, the second card body 15 and planer head guide way 20, be provided with cover plate assembly 4, can prevent parts such as contaminating impurity such as the coal ash first card body 11, the second card body 15 and planer head guide way 20, thereby play clean environment firendly, increase the service life, guarantee the effect of maintenance efficiency.
Need to prove that when specifically implementing, above-described embodiment can also be made following one or more optimal design:
One, in conjunction with shown in Figure 5, the first chucking zone is first wedge shape (namely the vertical direction spatial cross section between the interior top surface in the top surface of first fixture block 21 and the first card chamber 13 is first wedge shape), the second chucking zone is second wedge shape (namely the vertical direction spatial cross section between the interior top surface in the top surface of second fixture block 22 and the second card chamber 17 is second wedge shape), the head construction of first clamping block 33 and this first wedge shape are complementary, the head construction of second clamping block 34 and this second wedge shape are complementary, and adopt wedge structure to be convenient to realize tightening by relatively moving.Further, vertical direction spatial cross section between the top surface of first fixture block, 21 contiguous described first drive ends and the interior top surface in the first card chamber 13 is first wedge shape, the head construction of first clamping block 33 and this first wedge shape are complementary, vertical direction spatial cross section between the top surface of second fixture block, 22 contiguous described second drive ends and the interior top surface in the second card chamber 17 is second wedge shape, the head construction of second clamping block 34 and this second wedge shape are complementary, and the chucking effect of this mode is better.Further, as shown in Figure 5, the top surface of the top surface of first fixture block, 21 contiguous described first drive ends and second fixture block, 22 contiguous described second drive ends all forms first inclined-plane 25, the head bottom surface of first clamping block 33 and the head bottom surface of second clamping block all form second inclined-plane 35 that is complementary with this first inclined-plane 25, the interior top surface in the first card chamber 13 and the second card chamber 17 is inclined-plane or plane (being the plane shown in Fig. 5), after adopting this scheme, behind two cylinder actions of tension assembly, clamping block (comprises first clamping block 33 and second clamping block 34, its head construction is wedge shape) (comprise the first chucking zone and the second chucking zone towards the chucking zone, be wedge shape) when moving ahead, second inclined-plane 35 of clamping block will compress superimposed on fixture block (comprising first fixture block 21 and second fixture block 22) first inclined-plane 25, thereby make fixture block compress card body (comprising the first card body 11 and the second card body 15); The chucking better effects if of this mode.
Two, in conjunction with Fig. 2, Fig. 6, Fig. 8 and shown in Figure 9, first fixture block 21 and second fixture block 22 include first card division 211 that is vertically installed in planer head guide way 20 backs and with these 211 vertical second card divisions 212 that link to each other, first card division; The first card chamber 13 and the second card chamber 17 include bayonet socket 16 and first draw-in groove 12 that communicates, form the described first chucking zone and the described second chucking zone between the top surface of two first card divisions 211 and the interior top surface of two bayonet sockets 16 respectively, second card division 212 and 12 spacing cooperations of first draw-in groove; Like this under the effect of second card division 212 and first draw-in groove 12, can strengthen the firm degree that connects between chute body 10 and the planer head guide way 20, reduce the probability that planer head guide way 20 comes off from chute body 10, improve coupling reliability.It is varied to should be pointed out that the mode of strengthening the firm degree of this connection can have, and is not limited to adopt second card division 212 and first draw-in groove, the 12 spacing modes that cooperate.
Three, combination 2, Fig. 5, Fig. 8 and shown in Figure 9, planer head guide way 20 backs are respectively arranged with the 3rd fixture block 23 and the 4th fixture block 24, the 3rd fixture block 23 and the 4th fixture block 24 are in the top of first fixture block 21 and the top of second fixture block 22 respectively, the 3rd fixture block 23 and the 4th fixture block 24 include the 3rd card division 231 that is vertically and fixedly arranged in planer head guide way 20 backs and with 231 vertical the 4th card divisions 232 that link to each other, the 3rd card division; First the card body 11 and second the card body 15 the top be respectively arranged with 14, two the 4th card divisions 232 of second draw-in groove respectively with two 14 spacing cooperations of second draw-in groove; Like this under the effect of the 4th card division 2 and second draw-in groove 14, can strengthen the firm degree that connects between chute body 10 and the planer head guide way 20, reduce the probability that planer head guide way 20 comes off from chute body 10, improve coupling reliability.
Need to prove, in above-described embodiment and the various prioritization scheme thereof, by cover plate assembly 4 is set, can play clean environment firendly, increase the service life, guarantee the effect of maintenance efficiency, but in other embodiments, cover plate assembly 4 also can omit or otherwise replace.
Need to prove, in above-mentioned various embodiment and the various prioritization scheme thereof, straight line driving mechanism adopts two oil cylinder combinations to realize having two drive ends that stretch out direction on the contrary, but in other embodiments, be not limited to adopt oil cylinder to realize, all can so long as can produce two mechanisms of stretching out direction on the contrary.
Need to prove, in above-mentioned various embodiment and the various prioritization scheme thereof, all adopt two card bodies and corresponding two fixture blocks at least, and straight line driving mechanism has two drive ends that all have clamping block, but in other embodiments, also can only adopt a card body (as the first card body 11), a fixture block (as first fixture block 21), and straight line driving mechanism only has first drive end that has first clamping block 33, in this scheme, by the control straight line driving mechanism, make first clamping block 33 mobile along the described first chucking zone, also can realize first fixture block 21 and the first card body, 11 chuckings, thereby realize being fixedly connected of chute assembly 1 and planer head guidance set 2.
Need to prove, in above-mentioned various embodiment and the various prioritization scheme thereof, the back-up block 19 that employing is arranged at chute body 10 first sides is used for installing and supports straight line driving mechanism, but in other embodiments, and back-up block 19 also can omit or straight line driving mechanism adopts other mounting means.
Other embodiments of the invention also provide a kind of coal plough, this coal plough is provided with above-mentioned any coal plough coupling arrangement, because above-mentioned coal plough coupling arrangement has above-mentioned technique effect, therefore, the overall performance of this coal plough gets a promotion, the specific implementation process of its appropriate section is similar to the above embodiments, and the specific implementation process of other parts can not given unnecessary details now referring to the associated description of prior art.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a coal plough coupling arrangement is characterized in that, comprises chute assembly (1), planer head guidance set (2) and tension assembly (3), wherein:
The first card body (11) that described chute assembly (1) comprises chute body (10) and is arranged at these chute body (10) first sides offers the first card chamber (13) on the described first card body (11);
First fixture block (21) that described planer head guidance set (2) comprises planer head guide way (20) and is arranged at this planer head guide way (20) back, described first fixture block (21) can be contained in the described first card chamber (13), and forms the first chucking zone between the interior top surface in the top surface of described first fixture block (21) and the described first card chamber (13);
First clamping block (33) that described tension assembly (3) comprises straight line driving mechanism and is arranged at this straight line driving mechanism first drive end, described first clamping block (33) can be mobile along the described first chucking zone, makes described first fixture block (21) and described first card body (11) chucking.
2. coal plough coupling arrangement as claimed in claim 1 is characterized in that:
Described chute assembly (1) also comprise be arranged at described chute body (10) first sides and with the described first card body second card body (15) separately, offer the second card chamber (17) on described second card body (15);
Described planer head guidance set also comprise be arranged at described planer head guide way (20) back and with described first fixture block (21) second fixture block (22) separately, described second fixture block (22) can be contained in the described second card chamber (17), and forms the second chucking zone between the interior top surface in the top surface of described second fixture block (22) and the described second card chamber (17);
Described straight line driving mechanism also has second drive end opposite with the described first drive end driving direction, described second drive end is provided with second clamping block (34), described second clamping block (34) can be mobile along the described second chucking zone, makes described second fixture block (22) and described second card body (15) chucking.
3. coal plough coupling arrangement as claimed in claim 2 is characterized in that:
The described first chucking zone is first wedge shape, and the head construction of described first clamping block (33) and this first wedge shape are complementary;
The described second chucking zone is second wedge shape, and the head construction of described second clamping block (34) and this second wedge shape are complementary.
4. coal plough coupling arrangement as claimed in claim 3 is characterized in that:
The top surface of the top surface of contiguous described first drive end of described first fixture block (21) and contiguous described second drive end of described second fixture block (22) all forms first inclined-plane (25);
The head bottom surface of the head bottom surface of described first clamping block (33) and described second clamping block (34) all forms second inclined-plane (35) that is complementary with this first inclined-plane (25).
5. coal plough coupling arrangement as claimed in claim 2 is characterized in that:
Described first fixture block (21) and described second fixture block (22) include first card division (211) that is vertically installed in described planer head guide way (20) back and with vertical second card division (212) that links to each other, this first card division (211);
The described first card chamber (13) and the second card chamber (17) include bayonet socket (16) and first draw-in groove (12) that communicates, form the described first chucking zone and the described second chucking zone between the interior top surface of the top surface of described first card division (211) and described bayonet socket (16) respectively, described second card division (212) and spacing cooperation of described first draw-in groove (12).
6. coal plough coupling arrangement as claimed in claim 5 is characterized in that:
Planer head guide way (20) back above described first fixture block (21) top and described second fixture block (22) is respectively arranged with the 3rd fixture block (23) and the 4th fixture block (24), described the 3rd fixture block (23) and described the 4th fixture block (24) include the 3rd card division (231) that is vertically installed in planer head guide way (20) back and with the 3rd card division (231) vertical the 4th card division (232) that links to each other;
The top of the described first card body (11) and the described second card body (15) is respectively arranged with second draw-in groove (14), described the 4th card division (232) and spacing cooperation of described second draw-in groove (14).
7. as each described coal plough coupling arrangement of claim 2 to 6, it is characterized in that:
Described straight line driving mechanism comprises first oil cylinder (31) and second oil cylinder (32), the cylinder barrel of the cylinder barrel of described first oil cylinder (31) and described second oil cylinder (32) fixes, the piston rod of described first oil cylinder (31) is exerted oneself and held is described first drive end, and the piston rod of described second oil cylinder (32) is exerted oneself to hold and is described second drive end.
8. as each described coal plough coupling arrangement of claim 1 to 6, it is characterized in that: first side of described chute body (10) is provided with for the back-up block (19) that described straight line driving mechanism is installed.
9. as each described coal plough coupling arrangement of claim 1 to 6, it is characterized in that: described coal plough coupling arrangement also comprises cover plate assembly (4), described cover plate assembly (4) comprises cover plate and bolt, and described cover plate is arranged at the top of the described first card body (11) and described planer head guide way (10) by described bolt.
10. coal plough, it is characterized in that: described coal plough is provided with each described coal plough coupling arrangement of claim 1 to 9.
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|---|---|---|---|
| CN2013102215840A CN103277096A (en) | 2013-06-05 | 2013-06-05 | Coal plough and connection device thereof |
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|---|---|---|---|
| CN2013102215840A CN103277096A (en) | 2013-06-05 | 2013-06-05 | Coal plough and connection device thereof |
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| CN103277096A true CN103277096A (en) | 2013-09-04 |
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| CN2013102215840A Pending CN103277096A (en) | 2013-06-05 | 2013-06-05 | Coal plough and connection device thereof |
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| CN106777664A (en) * | 2016-12-12 | 2017-05-31 | 辽宁工程技术大学 | A kind of coal planer plough structural optimization method |
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| CN102900435A (en) * | 2012-09-26 | 2013-01-30 | 三一重型装备有限公司 | Coal plough |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912274A (en) * | 2014-04-01 | 2014-07-09 | 中煤张家口煤矿机械有限责任公司 | Coal plough and detachable carriage structure thereof |
| CN106777664A (en) * | 2016-12-12 | 2017-05-31 | 辽宁工程技术大学 | A kind of coal planer plough structural optimization method |
| CN106777664B (en) * | 2016-12-12 | 2020-03-06 | 辽宁工程技术大学 | Comprehensive optimization method for plough head structure of coal plough |
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