CN203476344U - Universal digging arm mechanism of loader-digger for coal mine tunnel - Google Patents
Universal digging arm mechanism of loader-digger for coal mine tunnel Download PDFInfo
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- CN203476344U CN203476344U CN201320593952.XU CN201320593952U CN203476344U CN 203476344 U CN203476344 U CN 203476344U CN 201320593952 U CN201320593952 U CN 201320593952U CN 203476344 U CN203476344 U CN 203476344U
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- loader
- digger
- digging
- universal
- oil cylinders
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Abstract
The utility model discloses a universal digging arm mechanism of a loader-digger for a coal mine tunnel. The universal digging arm mechanism of the loader-digger for the coal mine tunnel comprises a horizontal swing base connected to a rack of the loader-digger, a movable arm capable of swinging up and down is arranged on the horizontal swing base, a rotatable bucket rod is arranged on the movable arm, a digging bucket is arranged on the bucket rod, a universal connecting mechanism is further arranged between the bucket rod and the digging bucket, and the universal connecting mechanism comprises a 360-degree cantilever type spiral swing oil cylinder and a 180-degree straddle type spiral swing oil cylinder, wherein the 360-degree cantilever type spiral swing oil cylinder drives the digging bucket to rotate around the axis of the bucket rod in 360 degrees, and the 180-degree straddle type spiral swing oil cylinder drives the digging bucket to carry out swing, rotating and digging actions in 180 degrees. According to the universal digging arm mechanism of the loader-digger for the coal mine tunnel, the digging bucket is driven to rotate in 360 degrees through the 360-degree cantilever type spiral swing oil cylinder fixed on the bucket rod, the fact that the digging bucket reaches a working surface in a more flexible azimuth angle is guaranteed, and working dead angles are avoided; in addition, the 180-degree straddle type spiral swing oil cylinder drives the digging bucket to carry out the swing, rotating and digging actions in the 180 degrees, and the universal digging arm mechanism of the loader-digger for the coal mine tunnel is stable, reliable and flexible and convenient to operate, and improves working efficiency.
Description
Technical field
The utility model belongs to the universal arm mechanism field of taking off of loader-digger, is specifically related to the universal arm mechanism of taking off of loader-digger for a kind of coal mine roadway.
Background technology
Caterpillar type loader digger is the important charging appliance in colliery, is mainly used in hard rock roadway head, bears loading task.Loader-digger structure arranges conventionally by horizontal hunting seat, swing arm, dipper, scraper box, does compound excavation move by corresponding linear drives oil cylinder, realizes the loading of slag.
In practice of construction, owing to being subject to stone head section, existing loader-digger structural limitations, can not realize full section scarfing cinder work completely, tunnel side slag needs human assistance to remove, increase driving workman labour intensity, reduced drivage efficiency; Need to, in the not artificial scarfing cinder of supporting section, increase danger coefficient simultaneously.
Utility model content
In view of this, the purpose of this utility model is to provide the universal arm mechanism of taking off of loader-digger for a kind of coal mine roadway, to solve the existing charging appliance defect of section slagging-off entirely, increases work efficiency.
The purpose of this utility model is achieved through the following technical solutions:
The universal arm mechanism of taking off of loader-digger for a kind of coal mine roadway, comprise the horizontal hunting seat connecting with loader-digger frame, on described horizontal hunting seat, be provided with the swing arm that can swing up and down, on described swing arm, be provided with rotating dipper, on described dipper, be provided with scraper box, between described dipper and scraper box, be also provided with universal coupling mechanism, described universal coupling mechanism comprises that driving scraper box to spend 360 ° of open-end auger oscillating oil cylinders that rotate and drive scraper box to do 180 ° of rotations around dipper axis 360 excavates 180 ° of straddle-type spiral oscillating oil cylinders that move;
Further, the moment of torsion output of described 360 ° of open-end auger oscillating oil cylinders is provided with loaded plate, on described loaded plate, be provided with connection seat, described 180 ° of straddle-type spiral oscillating oil cylinders are fixed on connection seat, and described scraper box is fixedly installed on the moment of torsion output of 180 ° of straddle-type spiral oscillating oil cylinders;
Further, between the moment of torsion output of described 360 ° of open-end auger oscillating oil cylinders and loaded plate, be also provided with half-coupling and crosshead shoe, described half-coupling is fixed on the moment of torsion output of 360 ° of open-end auger oscillating oil cylinders, on institute's half-coupling and loaded plate, be equipped with a keyboard groove, described crosshead shoe can slide in a keyboard groove of half-coupling and loaded plate;
Further, between described 360 ° of open-end auger oscillating oil cylinders and dipper, be provided with counter flange, on described counter flange, be provided with the seam and the end face that guarantee positioning precision.
The beneficial effects of the utility model are: of the present utility model by being fixed on the 360 ° of rotations of 360 ° of open-end auger oscillating oil cylinders drive scraper boxs on dipper, assurance scraper box, with the work plane of azimuth arrival more flexibly, has been avoided working angle; Other 180 ° of straddle-type spiral oscillating oil cylinders drive scraper box to do 180 ° of rotations and excavate action, and reliable and stable, flexible and convenient operation, has improved operating efficiency.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating below, or can from practice of the present utility model, be instructed.Target of the present utility model and other advantages can be realized and be obtained by manual below.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Fig. 1 is the utility model structural representation;
Fig. 2 is the universal coupling mechanism explosive view of the utility model.
Fig. 3 is the cross-sectional schematic of the universal coupling mechanism of the utility model.
The specific embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment is only for the utility model is described, rather than in order to limit protection domain of the present utility model.
As shown in the figure, the universal arm mechanism of taking off of loader-digger for a kind of coal mine roadway, comprise the horizontal hunting seat 1 connecting with loader-digger frame, on described horizontal hunting seat, be provided with the swing arm 2 that can swing up and down, on described swing arm, be provided with rotating dipper 3, on described dipper 3, be provided with scraper box 5, between described dipper and scraper box, be also provided with universal coupling mechanism 4, described universal coupling mechanism comprises that driving scraper box to spend the 360 ° of open-end auger oscillating oil cylinders 41 that rotate and drive scraper box to do 180 ° of rotations around dipper axis 360 excavates 180 ° of straddle-type spiral oscillating oil cylinders 42 that move.
In the present embodiment, by 360 ° of open-end auger oscillating oil cylinders that are fixed on dipper, drive 360 ° of rotations of scraper box, assurance scraper box, with the work plane of azimuth arrival more flexibly, has been avoided working angle; Other 180 ° of straddle-type spiral oscillating oil cylinders drive scraper box to do 180 ° of rotations and excavate action, and reliable and stable, flexible and convenient operation, has improved operating efficiency.
In the present embodiment, the moment of torsion output of described 360 ° of open-end auger oscillating oil cylinders is provided with loaded plate 43, on described loaded plate, be provided with connection seat 44, described 180 ° of straddle-type spiral oscillating oil cylinders 42 are fixed on connection seat 44, and the moment of torsion coupling flange, output end of the otic placode of described scraper box 5 and 180 ° of straddle-type spiral oscillating oil cylinders is bolted; In the present embodiment, by being set, loaded plate 43 reduced the impact of moment of flexure on 360 ° of open-end auger oscillating oil cylinders.
In the present embodiment, between the moment of torsion output of described 360 ° of open-end auger oscillating oil cylinders and loaded plate, be also provided with half-coupling 45 and crosshead shoe 46, described half-coupling is fixed on the moment of torsion output of 360 ° of open-end auger oscillating oil cylinders, on institute's half-coupling and loaded plate, be equipped with a keyboard groove, described crosshead shoe can slide in a keyboard groove of half-coupling and loaded plate; In the present embodiment, by crosshead shoe 46, can compensate axiality and the straightness error of half-coupling 45 and loaded plate 43.
In the present embodiment, between described 360 ° of open-end auger oscillating oil cylinders and dipper, be provided with counter flange 47, on described counter flange, be provided with the seam and the end face that guarantee positioning precision.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. the universal arm mechanism of taking off of loader-digger for coal mine roadway, comprise the horizontal hunting seat connecting with loader-digger frame, on described horizontal hunting seat, be provided with the swing arm that can swing up and down, on described swing arm, be provided with rotating dipper, on described dipper, be provided with scraper box, it is characterized in that: between described dipper and scraper box, be also provided with universal coupling mechanism, described universal coupling mechanism comprises that driving scraper box to spend 360 ° of open-end auger oscillating oil cylinders that rotate and drive scraper box to do 180 ° of rotations around dipper axis 360 excavates 180 ° of straddle-type spiral oscillating oil cylinders that move.
2. the universal arm mechanism of taking off of loader-digger for coal mine roadway according to claim 1, it is characterized in that: the moment of torsion output of described 360 ° of open-end auger oscillating oil cylinders is provided with loaded plate, on described loaded plate, be provided with connection seat, described 180 ° of straddle-type spiral oscillating oil cylinders are fixed on connection seat, and described scraper box is fixedly installed on the moment of torsion output of 180 ° of straddle-type spiral oscillating oil cylinders.
3. the universal arm mechanism of taking off of loader-digger for coal mine roadway according to claim 2, it is characterized in that: between the moment of torsion output of described 360 ° of open-end auger oscillating oil cylinders and loaded plate, be also provided with half-coupling and crosshead shoe, described half-coupling is fixed on the moment of torsion output of 360 ° of open-end auger oscillating oil cylinders, on institute's half-coupling and loaded plate, be equipped with a keyboard groove, described crosshead shoe can slide in a keyboard groove of half-coupling and loaded plate.
4. according to the universal arm mechanism of taking off of loader-digger for the coal mine roadway described in claim 1-3 any one, it is characterized in that: between described 360 ° of open-end auger oscillating oil cylinders and dipper, be provided with counter flange, on described counter flange, be provided with the seam and the end face that guarantee positioning precision.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320593952.XU CN203476344U (en) | 2013-09-25 | 2013-09-25 | Universal digging arm mechanism of loader-digger for coal mine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320593952.XU CN203476344U (en) | 2013-09-25 | 2013-09-25 | Universal digging arm mechanism of loader-digger for coal mine tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203476344U true CN203476344U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320593952.XU Expired - Lifetime CN203476344U (en) | 2013-09-25 | 2013-09-25 | Universal digging arm mechanism of loader-digger for coal mine tunnel |
Country Status (1)
| Country | Link |
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| CN (1) | CN203476344U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695777A (en) * | 2015-07-30 | 2017-05-24 | 国家电网公司 | Hydraulic manipulator |
| CN107514020A (en) * | 2017-09-29 | 2017-12-26 | 江苏柳工机械有限公司 | Loader-digger digging end equipment |
| CN108644593A (en) * | 2018-06-08 | 2018-10-12 | 苏州恒昌光电有限公司 | A kind of pole bracket |
-
2013
- 2013-09-25 CN CN201320593952.XU patent/CN203476344U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695777A (en) * | 2015-07-30 | 2017-05-24 | 国家电网公司 | Hydraulic manipulator |
| CN107514020A (en) * | 2017-09-29 | 2017-12-26 | 江苏柳工机械有限公司 | Loader-digger digging end equipment |
| CN108644593A (en) * | 2018-06-08 | 2018-10-12 | 苏州恒昌光电有限公司 | A kind of pole bracket |
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| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20140312 |