CN206378298U - A kind of traveling mechanism of coal mining machine dynamic characteristic test experimental bench - Google Patents
A kind of traveling mechanism of coal mining machine dynamic characteristic test experimental bench Download PDFInfo
- Publication number
- CN206378298U CN206378298U CN201621281364.2U CN201621281364U CN206378298U CN 206378298 U CN206378298 U CN 206378298U CN 201621281364 U CN201621281364 U CN 201621281364U CN 206378298 U CN206378298 U CN 206378298U
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- China
- Prior art keywords
- rack rails
- pin rack
- road wheel
- stand
- experimental bench
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Abstract
The utility model is related to a kind of coal mine machinery equipment performance test field, particularly a kind of traveling mechanism of coal mining machine dynamic characteristic test experimental bench.The experimental bench is made up of following parts：Fixed rack, removable stand, moving guide rail, steady pin rack rails, adjustable pin rack rails, decelerator, motor, road wheel, rotary encoder, adjustment cushion block, shaft coupling, No. two shaft couplings, bolt, nut, a live axles.Using relative motion principle, road wheel is moved horizontally around fixed axis rotation, steady pin rack rails and adjustable pin rack rails, can pass through rotary encoder real-time testing road wheel angular speed.The utility model principle is simple, and clever structure is reasonable, with certain economic benefit.
Description
Technical field
The present invention relates to a kind of coal mine machinery equipment performance test field, particularly a kind of traveling mechanism of coal mining machine dynamic is special
Property test experimental bed.
Background technology
Coal-winning machine is the important mechanized equipment in modern fully mechanized mining system, and its good mechanical performance is colliery high-yield and high-efficiency
Important leverage, walking mechanism is responsible for main that coal-winning machine is correctly walked along working face as the pith of coal-winning machine
Business, because coal mining machine roller is by complicated cut load, and by a certain degree of unbalance loading, therefore, walking mechanism middle gear
Sufficiently complex engagement is showed with engaging for pin tooth rail, causes walking mechanism often to occur various failures, such as road wheel
Broken teeth, the inordinate wear of road wheel, pin tooth and guide slip shoe；Secondly as the distribution situation in coal seam, will allow conveyer to exist
Certain level angle of bend and vertical angle of bend, so cause in two section pin tooth rail junctions, road wheel is tended not to just with pin tooth
Really engagement, these all greatly reduce the reliability and stationarity of coal-winning machine, in a disguised form improve the cost of coal mining.In order to carry
The reliability and stationarity of high walking mechanism, need the dynamic characteristic for obtaining walking mechanism, such as road wheel velocity perturbation situation badly.By
In underground, various experiments are difficult to carry out, therefore carry out experiment test to the dynamics of walking mechanism, are referred to according to test data
The structure design for leading walking mechanism is more feasible method now.
The content of the invention
The purpose of patent of the present invention is to provide a kind of traveling mechanism of coal mining machine dynamic performance test experimental bed, can be with mould
Intend the horizontal curvature angle and vertical curve angle of conveyer, realize the walking experiment under differently curved angle, meanwhile, can be to different shaped
Number walking mechanism tested, and realize dynamic detection, test the angular speed and angular acceleration values of road wheel, obtain road wheel
Velocity perturbation curve.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of traveling mechanism of coal mining machine dynamic performance test experimental bed, the experimental bench is made up of following parts：It is fixed
Stand, removable stand, moving guide rail, steady pin rack rails, adjustable pin rack rails, decelerator, motor, road wheel, rotary encoder,
Adjust cushion block, shaft coupling, No. two shaft couplings, bolt, nut, a live axles.Using relative motion principle, road wheel is around solid
Determine axis rotation, steady pin rack rails and adjustable pin rack rails are moved horizontally.
Experimental stand is made up of fixed rack and removable stand, and motor, decelerator are provided with fixed rack, may move
Steady pin rack rails, adjustable pin rack rails are installed on stand.Motor is connected with decelerator by a shaft coupling, reducer output shaft
Vertical with input shaft, reducer output shaft is connected with live axle by No. two shaft couplings, and live axle one end connects No. two connection
Axle device, the other end has external splines structure, and road wheel centre bore has internal spline structure, and road wheel passes through inside and outside with live axle
Spline is connected, and live axle installs rotary encoder, road wheel rotary speed information is measured in real time away from decelerator one end, end.Can
Movable stand is arranged on above moving guide rail, and steady pin rack rails is arranged on above removable stand with adjustable pin rack rails, if by
Dry bolt and nut are connected with removable stand；Moving guide rail upper surface has two inverted T-shaped grooves, may move stand following table
Face has two inverted T-type structures, with moving guide rail lower surface there are two inverted T-shaped grooves to be connected, it is ensured that removable stand
Moved horizontally along the groove, may move stand upper surface has two inverted T-shaped grooves and several arc-shaped grooves, connects adjustable pin
The bolt head of rack rails can be moved in the arc groove, make to form certain level between steady pin rack rails and adjustable pin rack rails
Angle of bend, the bolt head of the pin tooth that is connected rail is arranged in the removable inverted T-shaped groove of stand upper surface two, can be by this
Part-structure changes the pin tooth rail of different model；When requiring there is vertical angle of bend between steady pin rack rails and adjustable pin rack rails
When, can between adjustable pin rack rails and removable stand mounting and adjusting cushion block, the adjustment cushion block profile be with certain thickness
Trapezoid block, upper surface at an angle, can adjust the vertical angle of bend between steady pin rack rails and adjustable pin rack rails with lower surface；
Steady pin rack rails has identical design feature with moving pin rack rails, and it is made up of two track plates and several pin tooths, track plates
Side arrangement has several through holes, and the through hole cross sectional shape is identical with pin tooth cross sectional shape, for installing pin tooth, track plates upper table
Face is disposed with some round thread holes.
Can by using differing tilt angles adjustment cushion block, adjustment steady pin rack rails and adjustable pin rack rails between it is vertical curved
Bent angle.The connecting bolt of adjustable pin rack rails can be rotated in arc-shaped slot, between adjustment steady pin rack rails and adjustable pin rack rails
Vertical angle of bend.
Usefulness of the present invention is：（1）Underground working can be simulated, conveyer is carried out and there is horizontal curvature angle and vertical
Walking experiment under angle of bend；（2）When synchronously tested road wheel angular speed and angular acceleration curve in fact；（3）Different shaped can be achieved
The dynamic characteristic test of number walking mechanism.Therefore, with certain economic benefit.
Brief description of the drawings
Accompanying drawing 1 is apparatus of the present invention traveling mechanism of coal mining machine dynamic performance test experimental bed structural representation front view,
Fig. 2 is apparatus of the present invention traveling mechanism of coal mining machine dynamic performance test experimental bed structural representation top view, and Fig. 3 is the present invention
Device traveling mechanism of coal mining machine dynamic performance test experimental bed structural representation left view, Fig. 4 is removable in apparatus of the present invention
Dynamic horse structure schematic diagram front view, Fig. 5 is removable stand structural representation top view in apparatus of the present invention, and Fig. 6 is this hair
Stand structural representation left view is may move in bright device, Fig. 7 is cushion block structure schematic diagram in apparatus of the present invention, and Fig. 8 is fixation
Pin tooth rail and adjustable pin rack rails structural representation front view, Fig. 9 are that steady pin rack rails is overlooked with adjustable pin rack rails structural representation
Figure.Wherein, 1 is fixed rack, and 2 be removable stand, and 3 be steady pin rack rails, and 4 be adjustable pin tooth rail, and 5 be decelerator, and 6 are
Road wheel, 7 be motor, and 8 be a shaft coupling, and 9 be rotary encoder, and 10 be bolt, and 11 be screw, and 12 be adjustment cushion block, 13
It is live axle for No. two shaft couplings, 14,15 be moving guide rail, and 16 be track plates, and 17 be pin tooth.
Embodiment
Start motor 7, drive road wheel 6 to be rotated through decelerator 5, road wheel 6 and steady pin rack rails 3 and adjustable pin tooth
Pin tooth 17 is engaged on rail 4, and steady pin rack rails 3 and adjustable pin rack rails 4 and removable stand 2 move along the inverted T shaped groove of guide rail
Moved horizontally, the record real-time rotating speed of road wheel 6 of rotary encoder 8 that the output shaft end of road wheel 6 is installed.When pin tooth need to be determined
When rail has the walking mechanism dynamic characteristic under horizontal curvature angle and vertical angle of bend operating mode, the spiral shell of adjustable pin rack rails 3 will be connected
Bolt 10 is unscrewed, and square bolt rotates around own axes on left side, and other three bolts are rotated in the arc-shaped slot 18, adjust to
Required horizontal curvature angle, the adjustment cushion block 12 of vertical angles, tightens aforementioned four spiral shell needed for being installed below adjustable pin rack rails 4
Bolt 10, repeats the above steps, you can obtaining pin tooth rail, there is the walking mechanism under horizontal curvature angle and vertical angle of bend operating mode to move
Step response.When other model walking mechanisms need to be determined, by original steady pin rack rails 3 and adjustable pin rack rails 4 along translational table
Two inverted T shaped grooves on frame 2 are pulled down, and installation need to determine the pin tooth rail of walking mechanism, repeat the above steps.
According to requirement of experiment, multiple adjustable pin rack rails 4 can be installed on removable stand 2, experimental stand is accordingly moved
The upper increase structure of arc-shaped slot 18.
Claims (4)
1. a kind of traveling mechanism of coal mining machine dynamic characteristic test experimental bench, it is technically characterized in that：Include fixed rack（1）, can
Movable stand（2）, moving guide rail（15）, steady pin rack rails（3）, adjustable pin rack rails（4）, decelerator（5）, motor（7）, road wheel
（6）, rotary encoder（9）, adjustment cushion block（12）, a shaft coupling（8）, No. two shaft couplings（13）, bolt（10）, nut
（11）, live axle（14）, track plates（17）And pin tooth（16）, road wheel（6）Around fixed axis rotation, steady pin rack rails（3）
With adjustable pin rack rails（4）Move horizontally, fixed rack（1）On motor is installed（7）, decelerator（5）, steady pin rack rails（3）With
Adjustable pin rack rails（4）Installed in removable stand（2）On, motor（7）With decelerator（5）Pass through a shaft coupling（8）Connection, subtracts
Fast device（5）Output shaft is vertical with input shaft, decelerator（5）Output shaft and live axle（14）Pass through No. two shaft couplings（13）Even
Connect, live axle（14）One end connects No. two shaft couplings（13）, the other end has external splines structure, road wheel（6）Centre bore has
There are internal spline structure, road wheel（6）With live axle（14）Connected by interior external splines.
2. traveling mechanism of coal mining machine dynamic characteristic test experimental bench according to claim 1, it is characterised in that translational table
Frame（2）Installed in moving guide rail（15）Top, steady pin rack rails（3）With adjustable pin rack rails（4）Pass through several bolts（10）And
Nut（11）With removable stand（2）Connection, may move stand（2）Lower surface has two inverted T-type structures, with moving guide rail
（15）There are lower surface two inverted T-shaped grooves to be connected, it is ensured that removable stand（2）Move horizontally, may move along the groove
Stand（2）Upper surface has two inverted T-shaped grooves and several arc-shaped grooves（18）, connect adjustable pin rack rails（4）Bolt
（10）Head can be in the arc-shaped groove（18）Interior movement, makes steady pin rack rails（3）With adjustable pin rack rails（4）Between form certain
Horizontal curvature angle, the pin tooth that is connected rail（3）Bolt（10）Head is arranged on removable stand（2）Fall T for upper surface two
In shape groove.
3. traveling mechanism of coal mining machine dynamic characteristic test experimental bench according to claim 1, it is characterised in that moving guide rail
（15）Upper surface has two inverted T-shaped grooves, may move stand（2）Lower surface has two inverted T-type structures, with moving guide rail
（15）There are lower surface two inverted T-shaped grooves to be connected.
4. traveling mechanism of coal mining machine dynamic characteristic test experimental bench according to claim 1, it is characterised in that fixed pin tooth
Rail（3）With adjustable pin rack rails（4）Structure is identical, steady pin rack rails（3）With adjustable pin rack rails（4）By two track plates（17）With
Several pin tooths（16）Composition, track plates（17）Side arrangement has several through holes, the through hole cross sectional shape and pin tooth（16）Cut
Face shape is identical, track plates（17）Upper surface is disposed with some round thread holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621281364.2U CN206378298U (en) | 2016-11-28 | 2016-11-28 | A kind of traveling mechanism of coal mining machine dynamic characteristic test experimental bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621281364.2U CN206378298U (en) | 2016-11-28 | 2016-11-28 | A kind of traveling mechanism of coal mining machine dynamic characteristic test experimental bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206378298U true CN206378298U (en) | 2017-08-04 |
Family
ID=59405169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621281364.2U Withdrawn - After Issue CN206378298U (en) | 2016-11-28 | 2016-11-28 | A kind of traveling mechanism of coal mining machine dynamic characteristic test experimental bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206378298U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525456A (en) * | 2016-11-28 | 2017-03-22 | 黑龙江科技大学 | Shearer walking mechanism dynamic characteristic test experiment bench |
| CN108661637A (en) * | 2018-03-26 | 2018-10-16 | 太重煤机有限公司 | Sensing control method for coal winning machine position positioning |
-
2016
- 2016-11-28 CN CN201621281364.2U patent/CN206378298U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525456A (en) * | 2016-11-28 | 2017-03-22 | 黑龙江科技大学 | Shearer walking mechanism dynamic characteristic test experiment bench |
| CN106525456B (en) * | 2016-11-28 | 2018-09-07 | 黑龙江科技大学 | A kind of traveling mechanism of coal mining machine dynamic characteristic test experimental bench |
| CN108661637A (en) * | 2018-03-26 | 2018-10-16 | 太重煤机有限公司 | Sensing control method for coal winning machine position positioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170804 Effective date of abandoning: 20180907 |