CN208178884U - A kind of coal mine roller changer - Google Patents
A kind of coal mine roller changer Download PDFInfo
- Publication number
- CN208178884U CN208178884U CN201820707009.XU CN201820707009U CN208178884U CN 208178884 U CN208178884 U CN 208178884U CN 201820707009 U CN201820707009 U CN 201820707009U CN 208178884 U CN208178884 U CN 208178884U
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- Prior art keywords
- fixed frame
- movable support
- support
- right fixed
- roller
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- 239000003245 coal Substances 0.000 title claims abstract description 23
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Rollers For Roller Conveyors For Transfer (AREA)
Abstract
The utility model relates to pit gear technical fields, provide a kind of coal mine roller changer, including rack, the rack is respectively arranged on the left side and the right side left fixed frame and right fixed frame, left fixed frame is fixedly connected with the bottom of right fixed frame by guide rail, is equipped with sliding axle between left fixed frame and right fixed frame；Movable support is equipped between left fixed frame and right fixed frame, the bottom of movable support is equipped with traveling wheel compatible with guide rail, and sliding axle sliding runs through movable support, and sliding axle is equipped with clamping device；Left fixed frame is equipped with hydraulic cylinder, offers U-lag on movable support and right fixed frame；Adjustable roller bracket is equipped on the left of the right side of movable support and right fixed frame；The right side of right fixed frame is equipped with mobile mandrel bracket.The coal mine roller changer, can the roller effectively to different length and diameter dismount, alleviate the labor intensity of staff, improve work efficiency and roller dismounting work safety.
Description
Technical field
The utility model relates to pit gear technical field more particularly to a kind of coal mine roller changers.
Background technique
The transport of mine coal is all made of belt conveyer, and the environment of underground coal mine exploiting field production is more severe, roller
Cylinder damage comparison is serious, generally uses the side of heating to the component of tight fit or transition fit in previous dismounting installation process
Formula carries out dismounting installation, and on the one hand there are insecurity factors for heating construction, and the guarantee of installation dimension is more difficult, works at the same time
Low efficiency, it is difficult to which adaptation is longer and compared with large roller, causes maintenance and installation inefficiency, installation quality is difficult to ensure.
Utility model content
The purpose of this utility model is to provide one kind can dismount the rollers of various sizes, and highly-safe, work effect
The high coal mine roller changer of rate.
The utility model is realized in this way a kind of coal mine roller changer, including rack, the left and right sides of the rack
It is respectively equipped with left fixed frame and right fixed frame, the left fixed frame is fixedly connected with the bottom of the right fixed frame by guide rail,
Sliding axle is equipped between the left fixed frame and the right fixed frame；
Movable support is equipped between the left fixed frame and the right fixed frame, the bottom of the movable support is equipped with and institute
The compatible traveling wheel of guide rail is stated, the traveling wheel can walk back and forth along the length direction of the guide rail, the sliding axle sliding
Through the movable support, the sliding axle is equipped with clamping device, for engaging the movable support；
The left fixed frame is equipped with hydraulic cylinder, offers U-lag on the movable support and the right fixed frame,
And the centerline collineation of the piston rod of the center line of its curved portion and the hydraulic cylinder；
Adjustable roller bracket is equipped on the left of the right side of the movable support and the right fixed frame；
The right side of the right fixed frame is equipped with mobile mandrel bracket.
As an improvement scheme, the middle section of the sliding axle is laid with multiple hemispherical grooves, institute along its circumferential direction
State axial array arrangement of the hemispherical groove along the sliding axle；
The clamping device includes two arc-shaped clamps, and the intrados of the arc-shaped clamp is equipped with recessed with the hemispherical
The compatible hemispherical chuck of slot, the opening of two arc-shaped clamps is opposite, and is removably sheathed on the sliding axle.
As an improvement scheme, the sliding axle is equipped at least provided with two, and on each sliding axle
Two clamping devices, two clamping devices are located at the two sides of the movable support.
As an improvement scheme, the roller bracket includes base plate, and sliding is set there are two right on the base plate
Claim the support plate of setting, offer T shape sliding slot on the base plate along its length, the bottom of the support plate is equipped with and institute
The compatible T shape slide unit of T shape sliding slot is stated, the T shape slide unit sliding is embedded in the T shape sliding slot；
The base plate is equipped with axle bed, and rotation is equipped with adjusting screw rod on the axle bed, and the adjusting screw rod passes through two
The support plate, two sections of the front and back of the adjusting screw rod are symmetrically arranged with reverse thread, and its two sections of front and back respectively with two institutes
State the lower thread driving coupling of support plate；
The upper support of two support plates is inclined outwardly respectively, and V-arrangement angle is collectively formed.
As an improvement scheme, the mandrel bracket includes support frame, and the bottom of support frame as described above is equipped with land wheel, institute
The top for stating support frame is equipped with mandrel limiting slot, and the opening of the mandrel limiting slot is corresponding with the U-lag of the right fixed frame；
The lower part of support frame as described above is equipped with guiding axis, and the guiding axis slides through the lower part of the right fixed frame.
As an improvement scheme, the piston rod free end of the hydraulic cylinder is equipped with extension rod chucks.
By adopting the above-described technical solution, the beneficial effects of the utility model are as follows:
Coal mine roller changer provided by the utility model, horizontally slips simultaneously since it is provided on the rack along sliding axle
The movable support engaged by clamping device, so that the coal mine roller changer can be adapted to the dismounting of the roller of different length；
Adjustable roller bracket is equipped on the left of the right side of movable support and right fixed frame, it can be according to different
Roller diameter adjusts roller bracket, so that it is adapted to roller, makes the centerline collineation of the piston rod of its center line and hydraulic cylinder, really
It while protecting working efficiency, prevents roller from slipping, falling, improves its safety for dismounting work；
It is equipped with mobile mandrel bracket on the right side of right fixed frame, then the mandrel removed out of roller can be held up, prevents
Only it falls, and can protect mandrel, prevents it from falling damage, and can protect staff and working site, improves disassembling mandrel work
Safety.
Clamping device using the above structure and its fit system with sliding axle, so that staff can be according to roller
Length, adjusts the locking position of clamping device, to limit to movable support, improves locking reliability and movable support
Adjustment precision, so that it is guaranteed that roller dismounting working efficiency and precision.
It at least two sliding axles are set can improve the stability of rack and again can ensure that movable support in the operating condition
Structural strength is all provided with there are two clamping device on each sliding axle, and two clamping devices is made to be located at movable support
Two sides can will then be completely fixed between movable support and sliding axle, movable support is prevented to be subjected to displacement during the work time, it is ensured that
Roller dismounting work can be carried out efficiently and safely.
Roller bracket using the above structure, it can be ensured that two support plate can steadily opposite or reverse sync be moved simultaneously
It is dynamic, so that it is guaranteed that no matter diameter is adjustable to the center for making the piston rod of its center line and hydraulic cylinder to the roller of its support
Line is conllinear, so that it is guaranteed that its support effect, prevents roller from slipping during the work time, it is ensured that the safety in roller disassembly process
Property, it also can avoid the secondary adjustment in disassembly process, improve the efficiency of dismounting work.
Mandrel bracket using the above structure, then may be implemented in during disassembling mandrel, as mandrel is pushed out roller, core
Shaft tray steadily moves to the right with mandrel, further improves the safety during disassembling mandrel.
In the piston rod free end of hydraulic cylinder, extension rod chucks are set, then it can be convenient for staff according to practical feelings
Free end Quick universal corresponding extension rod or addendum cone of the condition in piston rod, it is ensured that the efficient progress of roller dismounting work.
Coal mine roller changer provided by the utility model, can the roller effectively to different length and diameter dismount,
The labor intensity for alleviating staff, improve work efficiency and roller dismounting work safety.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of coal mine roller changer provided by the utility model；
Fig. 2 is the cross-sectional cut-away schematic diagram of sliding axle provided by the utility model；
Fig. 3 is the structural schematic diagram of clamping device provided by the utility model；
Fig. 4 is the structural schematic diagram of roller bracket provided by the utility model；
Fig. 5 is the structural schematic diagram of mandrel bracket provided by the utility model；
Wherein: 1- rack, the left fixed frame of 11-, the right fixed frame of 12-, 13- guide rail, 2- sliding axle, 21- hemispherical groove, 3-
Movable support, 31- traveling wheel, 4- clamping device, 41- arc-shaped clamp, 411- hemispherical chuck, 5- hydraulic cylinder, 6- roller support
Frame, 61- base plate, 62- support plate, 63- adjusting screw rod, 7- mandrel bracket, 71- support frame, 72- land wheel, the limit of 73- mandrel
Slot, 74- guiding axis.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Coal mine roller changer provided by the utility model, including rack, being respectively arranged on the left side and the right side for the rack are left solid
Determine frame and right fixed frame, left fixed frame is fixedly connected with the bottom of right fixed frame by guide rail, left fixed frame and right fixed frame it
Between be equipped with sliding axle；Movable support is equipped between left fixed frame and right fixed frame, the bottom of movable support is equipped with and guide rail phase
The traveling wheel of adaptation, sliding axle sliding run through movable support, and sliding axle is equipped with clamping device；Left fixed frame is equipped with hydraulic oil
U-lag is offered on cylinder, movable support and right fixed frame；Being equipped on the left of the right side of movable support and right fixed frame can
The roller bracket of mode；The right side of right fixed frame is equipped with mobile mandrel bracket.
Fig. 1 shows the structural schematic diagram of coal mine roller changer provided by the utility model, for ease of description, this figure
Structure division related with the utility model is only provided.
Coal mine roller changer includes rack 1, and rack 1 is respectively arranged on the left side and the right side left fixed frame 11 and right fixed frame
12, left fixed frame 11 is fixedly connected with the bottom of right fixed frame 12 by guide rail 13, between left fixed frame 11 and right fixed frame 12
It is equipped with sliding axle 2；
Movable support 3 is equipped between left fixed frame 11 and right fixed frame 12, the bottom of movable support 3 is equipped with and 13 phase of guide rail
The traveling wheel 31 of adaptation, traveling wheel 31 can walk back and forth along the length direction of guide rail 13, and the sliding of sliding axle 2 runs through movable support 3,
Sliding axle 2 be equipped with clamping device 4, in this embodiment, as shown in Fig. 2, the middle section of sliding axle 2 be laid with along its circumferential direction it is more
A hemispherical groove 21, and hemispherical groove 21 is along the axial array arrangement of sliding axle 2, as shown in figure 3, clamping device 4 wraps
Two arc-shaped clamps 41 are included, the intrados of arc-shaped clamp 41 is equipped with hemispherical chuck 411 compatible with hemispherical groove 21,
The opening of two arc-shaped clamps 41 is opposite, and is removably sheathed on sliding axle 2, and after adopting the structure, staff can
According to the length of roller, the locking position of clamping device 4 is adjusted, to limit to movable support 3, it is reliable to improve locking
Property and movable support 3 Adjustment precision, so that it is guaranteed that roller dismounting working efficiency and precision；
Left fixed frame 11 is equipped with hydraulic cylinder 5, offers U-lag, and its on movable support 3 and right fixed frame 12
The centerline collineation of the piston rod of the center line and hydraulic cylinder 5 of curved portion then can ensure that the precision of roller dismounting；
It is equipped with adjustable roller bracket 6 on the right side of movable support 3 and the left side of right fixed frame 12, in the implementation
In example, as shown in figure 4, roller bracket 6 includes base plate 61, symmetrically arranged support plate there are two setting is slided on base plate 61
62, T shape sliding slot is offered on base plate 61 along its length, the bottom of support plate 62 is equipped with T shape compatible with T shape sliding slot
Slide unit, T shape slide unit sliding are embedded in T shape sliding slot, can also be obtained together using dovetail groove-forked tail platform cooperation structure certainly
The limition orientation effect of sample；
Axle bed is equipped on base plate 61, rotation is equipped with adjusting screw rod 63 on axle bed, and adjusting screw rod 63 passes through two supports
Plate 62, two sections of the front and back of adjusting screw rod 63 are symmetrically arranged with reverse thread, and its two sections of front and back respectively with two support plates 62
Lower thread driving coupling then can be achieved two support plates and keep synchronously opposite or reverse movement, for that can adjust convenient for adjusting
Handwheel is arranged in the end for saving screw rod 63, and the driving devices such as motor can also be used to realize automatic adjustment certainly；
It is inclined outwardly the upper support of two support plates 62 respectively, V-arrangement angle is collectively formed, then can ensure that its holding
Stability when roller prevents roller from generating slip phenomenon in disassembly process, improves the safety of roller dismounting work；
When dismounting the roller of different-diameter, staff only needs the diameter according to roller, rotates adjusting screw rod 63, makes two
A support plate 62 is opposite or reverse movement, in adjustment process, it can be ensured that the center line of the roller piston with hydraulic cylinder 5 always
The centerline collineation of bar enables support plate 62 to be adapted to the diameter of roller completely, it is ensured that the stability of holding, it is ensured that roller dismounting
Safety in the process also can avoid the secondary adjustment in disassembly process, improve the efficiency of dismounting work；
Mobile mandrel bracket 7 is equipped on the right side of right fixed frame 12, in this embodiment, as shown in figure 5, mandrel support
Frame 7 includes support frame 71, and the bottom of support frame 71 is equipped with land wheel 72, and the top of support frame 71 is equipped with mandrel limiting slot 73, mandrel
The opening of limiting slot 73 is corresponding with the U-lag of right fixed frame 12, then can hold up the mandrel removed out of roller, prevent it from falling
It falls, mandrel can be protected, prevent it from falling damage, and staff and working site can be protected, improve the safety of disassembling mandrel work
Property；
It is equipped with guiding axis 74 in the lower part of support frame 71, guiding axis 74 slides through the lower part of right fixed frame 12, then can make
Mandrel bracket 7 moves linearly along the launch direction of mandrel, it is ensured that the stability of its support mandrel prevents rollover or mandrel
The phenomenon that falling.
In this embodiment, the stability that at least two sliding axles 2 of setting can improve rack 1 can ensure that movable support again
3 structural strength in the operating condition is all provided with there are two clamping device 4 on each sliding axle 2, and makes two clamping devices 4
The two sides of movable support 3 are located at, then can will be completely fixed between movable support 3 and sliding axle 2, prevent movable support 3 from existing
It is subjected to displacement in the course of work, it is ensured that roller dismounting work can be carried out efficiently and safely.
Mandrel bracket using the above structure, then may be implemented in during disassembling mandrel, as mandrel is pushed out roller, core
Shaft tray steadily moves to the right with mandrel, further improves the safety during disassembling mandrel.
In this embodiment, extension rod chucks (not shown) is set in the piston rod free end of hydraulic cylinder 5,
Such as scroll chuck, then can be convenient for staff according to the actual situation in the corresponding extension rod of free end Quick universal of piston rod
Or addendum cone, it is ensured that the efficient progress of roller dismounting work.
Coal mine roller changer provided by the utility model, can the roller effectively to different length and diameter dismount,
The labor intensity for alleviating staff, improve work efficiency and roller dismounting work safety.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of coal mine roller changer, including rack, the rack is respectively arranged on the left side and the right side left fixed frame and right fixation
Frame, it is characterised in that: the left fixed frame is fixedly connected with the bottom of the right fixed frame by guide rail, the left fixed frame and
Sliding axle is equipped between the right fixed frame；
Movable support is equipped between the left fixed frame and the right fixed frame, the bottom of the movable support is equipped with leads with described
The compatible traveling wheel of rail, the traveling wheel can walk back and forth along the length direction of the guide rail, and the sliding axle sliding runs through
The movable support, the sliding axle is equipped with clamping device, for engaging the movable support；
The left fixed frame is equipped with hydraulic cylinder, offers U-lag on the movable support and the right fixed frame, and
The centerline collineation of the piston rod of the center line of its curved portion and the hydraulic cylinder；
Adjustable roller bracket is equipped on the left of the right side of the movable support and the right fixed frame；
The right side of the right fixed frame is equipped with mobile mandrel bracket.
2. coal mine roller changer as described in claim 1, it is characterised in that: the middle section of the sliding axle is circumferentially uniformly distributed along it
Equipped with multiple hemispherical grooves, axial array arrangement of the hemispherical groove along the sliding axle；
The clamping device includes two arc-shaped clamps, and the intrados of the arc-shaped clamp is equipped with and the hemispherical groove phase
The hemispherical chuck of adaptation, the opening of two arc-shaped clamps is opposite, and is removably sheathed on the sliding axle.
3. coal mine roller changer as claimed in claim 2, it is characterised in that: the sliding axle at least provided with two, and
It is all provided on each sliding axle there are two the clamping device, two clamping devices are located at the movable support
Two sides.
4. coal mine roller changer as described in any one of claims 1 to 3, it is characterised in that: the roller bracket includes bottom
Seat board, sliding is set there are two symmetrically arranged support plate on the base plate, offers T along its length on the base plate
Shape sliding slot, the bottom of the support plate are equipped with T shape slide unit compatible with the T shape sliding slot, and the T shape slide unit sliding is embedded at
In the T shape sliding slot；
The base plate is equipped with axle bed, and rotation is equipped with adjusting screw rod on the axle bed, and the adjusting screw rod passes through described in two
Support plate, two sections of the front and back of the adjusting screw rod are symmetrically arranged with reverse thread, and its two sections of front and back respectively with two branch
The lower thread driving coupling of fagging；
The upper support of two support plates is inclined outwardly respectively, and V-arrangement angle is collectively formed.
5. coal mine roller changer as described in claim 1, it is characterised in that: the mandrel bracket includes support frame, described
The bottom of support frame is equipped with land wheel, and the top of support frame as described above is equipped with mandrel limiting slot, the opening of the mandrel limiting slot and institute
The U-lag for stating right fixed frame is corresponding；
The lower part of support frame as described above is equipped with guiding axis, and the guiding axis slides through the lower part of the right fixed frame.
6. coal mine roller changer as described in claim 1, it is characterised in that: the piston rod free end of the hydraulic cylinder is set
There are extension rod chucks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820707009.XU CN208178884U (en) | 2018-05-11 | 2018-05-11 | A kind of coal mine roller changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820707009.XU CN208178884U (en) | 2018-05-11 | 2018-05-11 | A kind of coal mine roller changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208178884U true CN208178884U (en) | 2018-12-04 |
Family
ID=64430020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820707009.XU Expired - Fee Related CN208178884U (en) | 2018-05-11 | 2018-05-11 | A kind of coal mine roller changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208178884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111037491A (en) * | 2020-01-10 | 2020-04-21 | 重庆望江工业有限公司 | Positioning device for interference assembly of shell and inner barrel |
-
2018
- 2018-05-11 CN CN201820707009.XU patent/CN208178884U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111037491A (en) * | 2020-01-10 | 2020-04-21 | 重庆望江工业有限公司 | Positioning device for interference assembly of shell and inner barrel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |