CN206073969U - A kind of device for clamping heavy rail - Google Patents
A kind of device for clamping heavy rail Download PDFInfo
- Publication number
- CN206073969U CN206073969U CN201621126578.2U CN201621126578U CN206073969U CN 206073969 U CN206073969 U CN 206073969U CN 201621126578 U CN201621126578 U CN 201621126578U CN 206073969 U CN206073969 U CN 206073969U
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- China
- Prior art keywords
- heavy rail
- push cylinder
- cylinder
- roller
- frame
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- Withdrawn - After Issue
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Abstract
This utility model provides a kind of device for clamping heavy rail.The clamping device includes the upper and lower position-limit mechanism of heavy rail, the heavy rail being fixed in frame or so position-limit mechanism, pneumatic system and frame；The upper and lower position-limit mechanism of heavy rail includes endplay device, pressure roller protection device, drive system, horizontal elevation adjusting device；Heavy rail or so position-limit mechanism includes left and right limiting roll；Pneumatic system includes depressing cylinder, left push cylinder, right push cylinder, electromagnetic valve and other indispensable pneumatic elements.The clamping device, motion to heavy rail on roller-way carries out forcing spacing and in, jerk value in heavy rail swing and vertical in the horizontal plane is limited in detection to require in tolerance band, to ensure the glacing flatness accuracy of detection of heavy rail, and other associated assay devices precision is improved.
Description
Technical field
This utility model is related to Detection of the heavy rail field, especially the spacing centralising device during Detection of the heavy rail to heavy rail.
Background technology
Glacing flatness is to weigh one of core index of high-speed railway heavy rail quality, steady when running on heavy rail in a device heart line
Regularly, detection efficiency is just high, and testing result is just reliable.Therefore, when Detection of the heavy rail center is designed, all devising is carried out to heavy rail
Spacing guider is forced, and establishes the control standard of heavy rail range of operation.
Such as：NDT company standards
Detection of the heavy rail length is most long 100m, most short for 9m；The flexibility of heavy rail bends≤1mm/m up and down.Bend right and left
≤2mm/m；Heavy rail total length：Bend≤0.5% up and down, bend right and left≤1%, reverse it is bent≤2/10000ths, termination burr≤
5mm, remaining meets Standard.
Ji great beam-and-rails factory rolls hundred meters of heavy rails, heavy rail not linear running on roller-way, but advances into " Serpentiss " shape, deposits
Swing and bob, particularly heavy rail before and after the upper and lower flexibility in termination it is larger when become apparent from.Due to heavy rail position
Uncertainty, cause testing equipment hardly possible also to play performance, or even cause the testing result of mistake.
Therefore, the problems referred to above urgently to be resolved hurrily in the art.
Utility model content
This utility model is intended to overcome swinging and bob problem during Detection of the heavy rail, and this utility model is carried
For a kind of heavy rail clamping device, the jerk value in heavy rail swing and vertical in the horizontal plane is not only limited by the clamping device
Require in tolerance band in detection, it is ensured that the glacing flatness accuracy of detection of heavy rail, and other associated assay devices precision can be improved.
This utility model solves the technical scheme adopted by its technical problem：Install the upper and lower position restrainer of heavy rail in frame additional
Structure, heavy rail or so position-limit mechanism and pneumatic system.
The heavy rail clamping device is by the upper and lower position-limit mechanism of heavy rail, heavy rail or so position-limit mechanism, pneumatic system and frame four
Part constitutes.
The upper and lower position-limit mechanism of described heavy rail includes that endplay device, pressure roller protection device, drive system, horizontal absolute altitude are adjusted
Engagement positions.Described endplay device includes depressing cylinder piston rod, the connecting rod that is connected with described pressure cylinder piston rod pin,
The outfan frame being fixed together with described connecting rod；Described pressure roller protection device includes fixed support, spring,
Described spring one end is connected to described fixed support, and the other end is connected in described outfan frame；Described driving
System includes motor I, motor II, the shaft coupling being connected with described motor II and described motor I
The sprocket wheel II of connected sprocket wheel I and described sprocket wheel I cooperations, the chain being wrapped on described sprocket wheel I and described sprocket wheel II
Bar, the pressure roller being connected with described sprocket wheel II, the backing roll being connected with described shaft coupling；Described horizontal Pass line adjustment dress
Put including wedge, fixing bolt, regulating bolt, hold-down bolt.
Described heavy rail or so position-limit mechanism includes right limit roller, a left side for left limit roller and described left limit roller cooperation
The right synchromesh gear that synchromesh gear and described left synchromesh gear coordinate.
In described endplay device, described cylinder piston rod is connected with described connecting rod pin, described connecting rod and institute
The outfan frame stated is fixedly connected.
In described horizontal elevation adjusting device, hold-down bolt is threadedly coupled with wedge sliding block.
The sprocket wheel rotary shaft being connected with motor in described drive system rotates overlapping of axles with the outfan frame,
Described pressure roller and described sprocket coaxiality.
In described heavy rail or so position-limit mechanism, coupled by pin between described left limit roller and left push cylinder,
Connected by pin between described right limit roller and right push cylinder.
Described pneumatic system include two two five-way electromagnetic valves, three cylinders, three choke valves, one it is pneumatic three big
Part, a source of the gas；In described pneumatic system, source of the gas is connected with stop valve, passes sequentially through filter, air relief valve, oil sprayer, oil
The output port of day with fog is connected with the reversal valve P mouths of left push cylinder, right push cylinder and the pressure corresponding branch road of cylinder respectively, institute
Left push cylinder, A, B mouth difference Jing one-way throttle valves of the corresponding reversal valve of right push cylinder branch road and the left push cylinder stated
4th, the rodless cavity of right push cylinder is connected with rod chamber, the B mouths and pressure cylinder of the corresponding reversal valve of described pressure cylinder
Rod chamber is connected, and cylinder I, cylinder I I, cylinder I II are connected with frame pin.
As the advantage for adopting above-mentioned technical proposal, this inspection platform is：
1st, this specific embodiment employs left and right spacing, the mode of upper and lower compression, is depressed using endplay device transmission
Cylinder power, symmetrically transmits left and right push cylinder power to left and right limiting roll, counterweight using left synchromesh gear, right synchromesh gear
Rail carries out forcing spacing, effectively makes heavy rail centrage overlap with testing equipment centrage, and heavy rail is stable, guiding centering
Can be excellent.
2nd, the upper and lower limiting roll of this specific embodiment be drive roll, using Chain conveyer by the power of motor transmit to
Pressure roller, makes equipment have the effect of roller-way concurrently, can dial except being mounted directly after existing roller-way, clamps up and down and send heavy rail, send rail ability
By force, roller-way spacing is excessive before and after heart stable operation and ultrasound examination in the detection to solve heavy rail, send the problem of motionless sample rail.
3rd, being originally embodied as left and right folder limiting roll has from after the completion of conditioning function, guiding centering device installation and debugging, it is not necessary to
It is adjusted, it is easy to maintenance.
4th, guiding centering is originally embodied as with two motors, three sets of pneumatic original papers (including source of the gas processing system),
Using programming Control, control accuracy is high.
5th, be originally embodied as with safety protection function, scene equipment without vapour source or during dead electricity it is upper and lower spacing, left and right
Stopping means are in open mode, and this function is protected by plant equipment.
Description of the drawings
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Front views of the Fig. 1 for this utility model heavy rail clamping device；
Left views of the Fig. 2 for Fig. 1；
Fig. 3 is horizontal elevation regulation mechanism schematic diagram；
Fig. 4 is heavy rail or so position-limit mechanism top view；
Fig. 5 is Fig. 4 front views；
Fig. 6 is pneumatic schematic diagram.
Specific embodiment
The utility model will be further described with reference to the accompanying drawings and detailed description, not to its protection domain
Restriction.
Embodiment 1
A kind of heavy rail clamping device.The heavy rail clamping device is as depicted in figs. 1 and 2：By the upper and lower position-limit mechanism of heavy rail, weight
Rail or so position-limit mechanism, pneumatic system and four part of frame composition.
As shown in Figure 1, Figure 2 and Figure 3, the upper and lower position-limit mechanism of described heavy rail include endplay device, pressure roller protection device,
Drive system, horizontal elevation adjusting device.Described endplay device includes depressing cylinder piston rod 1101, connecting rod 1102, output
Terminal frame 1104；Described pressure roller protection device includes fixed support 1105, rotary shaft 1115；Described drive system includes
First motor 1106, the second motor 1112, shaft coupling 1111, the first sprocket wheel 1107, the second sprocket wheel 1109, chain
1108th, roller 1103, backing roll 1110 are depressed；Described horizontal elevation adjusting device include wedge 1117, fixing bolt 1113,
Regulating bolt 1114, hold-down bolt 1116.
As shown in Fig. 2 in described endplay device, described pressure cylinder piston rod 1101 is sold with described connecting rod 1102
Nail connection, described connecting rod 1102 are fixedly connected with described outfan frame 1104；
As shown in Fig. 2 in described pressure roller protection device, in described pressure roller protection device, described spring
1215 one end is fixedly connected with described fixed support 1105, and the other end is fixedly connected with described outfan frame 1104；
As shown in figure 1, in described drive system, the second described motor 1112 is by shaft coupling 1111 and supporting
Roller 1110 couples, and the first described motor 1106 is fixedly connected with described sprocket wheel 1107, described sprocket wheel 1107 and institute
Chain conveyer of the sprocket wheel 1109 stated using gear ratio 1: 1, described sprocket wheel 1109 is coaxial with described pressure roller 1103 to be coupled；
As shown in figure 1,1107 rotary shaft of sprocket wheel being connected with the first motor 1106 in described drive system and institute
The rotation overlapping of axles of outfan frame 1104 is stated, described pressure roller 1103 is coaxial with described sprocket wheel 1109.
As shown in figure 1, in described drive system, the sprocket wheel 1107 being connected with the first motor 1106 is passed by chain
It is dynamic, power to be transmitted to the pressure roller 1103 coaxial with sprocket wheel 1109, described outfan frame fixes connection with rotary shaft 1115
Connect, and can rotate in company with described rotary shaft 1115.
As shown in figure 3, in described horizontal elevation adjusting device, hold-down bolt 1116 and 1117 sliding block screw thread of wedge
Connection.
As shown in Figure 4 and Figure 5, described heavy rail or so position-limit mechanism includes left limit roller 2201, and described left limit
Right limit roller 2204 that roller coordinates, left synchromesh gear 2202, and the right synchromesh gear that coordinates of described left synchromesh gear 2202
2203。
As shown in figure 4, in described heavy rail or so position-limit mechanism, described left limit roller 2201 and left push cylinder 2302
Between by pin couple, between described right limit roller 2204 and right push cylinder 2303 by pin connection.
As shown in Fig. 2, Fig. 5, described pneumatic system includes two two five-way electromagnetic valves, three cylinders, three throttlings
Valve, pneumatic three-major-items, a source of the gas；In described pneumatic system, source of the gas is connected with stop valve, pass sequentially through filter,
Air relief valve, oil sprayer, the output port of oil sprayer respectively with left push cylinder 2302, right push cylinder 2303 and pressure cylinder
The reversal valve P mouths of 1301 correspondence branch roads are connected, described left push cylinder 2302, the corresponding commutation of 2303 branch road of right push cylinder
A, B mouth difference Jing one-way throttle valves of valve 3304 and left push cylinder 2302, the rodless cavity of right push cylinder 2303 and rod chamber
It is connected, the B mouths of described pressure 1301 corresponding reversal valve 3305 of cylinder are connected with the rod chamber of pressure cylinder 1301, depress gas
Cylinder 1301, left push cylinder 2302, right push cylinder 2303 are connected with frame pin.
A kind of heavy rail clamping device that this utility model is provided, is provided with swinging and vertical direction in the horizontal direction
Bob limitation function, carries out forcing spacing and centering to heavy rail, advantageously ensures that the glacing flatness accuracy of detection of heavy rail, together
When, can also improve the certainty of measurement of other testing equipments.Endplay device end is connected with pressure roller 1103, coordinates with backing roll 1110
The bob that vertical direction can be carried out into before inspection center to heavy rail in heavy rail is limited；First motor 1106 can pass through
Sprocket wheel drives pressure roller to rotate, it is ensured that roller linear velocity is depressed during contact identical with heavy rail pace；Left and right push cylinder with
Left and right spacing roll structure is full symmetric with motion, it is ensured that the restriction that swings of heavy rail horizontal direction；Horizontal elevation adjusting device
Scalable makes roll surface and heavy rail lower surface level on backing roll；Pressure roller protection device passes through spring force in electric power system fault
Lift pressure roller and depart from heavy rail upper surface.
The operation principle of a kind of heavy rail clamping device that this utility model is provided is：First motor 1106 is with movable sprocket
1107 rotate, and are transmitted power on the pressure roller 1103 being connected with sprocket wheel 1109 by chain 1108, make 1103 line of pressure roller
Speed is identical with heavy rail pace with abrasion during press contacts under reducing, after heavy rail front end exceedes pressure roller 1103, left limit roller
2201 and left and right of the right limit roller 2204 in the case where left push cylinder 2302 and right push cylinder 2303 are acted on to heavy rail horizontal direction
Swing and limit centering, while depressing cylinder 1301 promotes 1101 drivening rod 1102 of piston rod to lower swing, it is solid with connecting rod 1102
, simultaneously to lower swing, pressure roller 1103 is tight with 300kg power in the case where pressure cylinder 1301 is acted on for the fixed outfan frame 1104 being connected
Ballast rail upper surface, backing roll 1110 provide onward impulse, up-down rollers collaboration for heavy rail under the effect of the second motor 1112
Effect limits bob of the heavy rail in vertical direction and limits, and in machine electric power system fault, one end is fixed on fixed
On frame 1105, the other end is fixed on the spring 1215 of outfan support 1104 by spring force lifting pressure roller disengaging heavy rail
Surface, needs in heavy rail installation process.
After installation or after lower roll foot wheel abrasion, lower roll wheel overhead height has error, now needs adjustment.Its adjustment side
Formula is as follows：
Hold-down bolt 1116 is unclamped first, fixing bolt 1113 is tightened, and is adjusted adjustment bolt 1114, is made upper setting block or so
It is mobile, so as to the upper-lower height for realizing lower roll wheel is adjusted, after being adjusted to appropriate height, tighten hold-down bolt 1116.
As the advantage for adopting above-mentioned technical proposal, this inspection platform is：
1st, this specific embodiment employs left and right spacing, the mode of upper and lower compression, is depressed using endplay device transmission
1301 power of cylinder, using left synchromesh gear 2202, right synchromesh gear 2203 symmetrically transmit left and right push cylinder power to it is left,
Right limit roller, is carried out forcing spacing to heavy rail, effectively makes heavy rail centrage be overlapped with testing equipment centrage, and heavy rail operation is steady
It is fixed, guiding centering function admirable.
2nd, the upper and lower limiting roll of this specific embodiment is drive roll, using Chain conveyer moving the first motor 1106
Power is transmitted to pressure roller 1103, is made equipment have the effect of roller-way concurrently, can be dialled except being mounted directly after existing roller-way, is clamped up and down and is sent weight
Rail, send rail ability strong, and roller-way spacing is excessive before and after heart stable operation and ultrasound examination in the detection to solve heavy rail, send motionless
The problem of sample rail.
3rd, being originally embodied as left and right folder limiting roll has from after the completion of conditioning function, guiding centering device installation and debugging, it is not necessary to
It is adjusted, it is easy to maintenance.
4th, guiding centering is originally embodied as with two motors, three sets of pneumatic original papers (including source of the gas processing system),
Using programming Control, control accuracy is high.
5th, be originally embodied as with safety protection function, scene equipment without vapour source or during dead electricity it is upper and lower spacing, left and right
Stopping means are in open mode, and this function is protected by plant equipment.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any those familiar with the art can readily occur in change in the technical scope that this utility model is disclosed
Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.
Claims (3)
1. a kind of device for clamping heavy rail, it is characterised in that described device includes the heavy rail bound being fixed in frame
Position mechanism, heavy rail or so position-limit mechanism, pneumatic system and frame；
The upper and lower position-limit mechanism of described heavy rail includes endplay device, pressure roller protection device, drive system, horizontal Pass line adjustment dress
Put；
In described endplay device, pressure cylinder piston rod (1101) is coupled by pin with connecting rod (1102), described connecting rod
(1102) it is fixedly connected with outfan frame (1104)；
In described pressure roller protection device, one end of spring (1215) is fixedly connected with fixed support (1105), the other end with
Described outfan frame (1104) is fixedly connected；
In described drive system, the second motor (1112) is coupled with backing roll (1110) by shaft coupling (1111), the
One motor (1106) is fixedly connected with sprocket wheel (1107), and described sprocket wheel (1107) is adopted with described sprocket wheel (1109) and passed
The Chain conveyer for comparing 1: 1 is moved, described sprocket wheel (1109) is coaxial with described pressure roller (1103) to be coupled；
Described horizontal elevation adjusting device includes wedge (1117), fixing bolt (1113), regulating bolt (1114), compression
Bolt (1116)；Wherein, hold-down bolt (1116) is threadedly coupled with the sliding block of wedge (1117)；
Described heavy rail or so position-limit mechanism includes left limit roller (2201), and the right limit roller that coordinates of described left limit roller
(2204), left synchromesh gear (2202), and the right synchromesh gear (2203) that coordinates of described left synchromesh gear；Wherein, it is described
Coupled by pin between left limit roller (2201) and left push cylinder (2302), described right limit roller (2204) and right push
Connected by pin between cylinder (2303)；
Described pneumatic system include two two five-way electromagnetic valves, three cylinders, three choke valves, pneumatic three-major-items,
One source of the gas；Wherein, source of the gas is connected with stop valve, passes sequentially through filter, air relief valve, oil sprayer, the output port of oil sprayer
Reversal valve P mouth phases with left push cylinder (2302), right push cylinder (2303) and pressure cylinder (1301) corresponding branch road respectively
Even, A, B mouth difference Jing of described left push cylinder (2302), the corresponding reversal valve (3304) of right push cylinder (2303) branch road
One-way throttle valve is connected with rod chamber with the rodless cavity of left push cylinder (2302), right push cylinder (2303), described pressure
The B mouths of the corresponding reversal valve (3305) of cylinder (1301) are connected with the rod chamber of pressure cylinder (1301), pressure cylinder (1301),
Left push cylinder (2302), right push cylinder (2303) are connected with frame pin.
2. the device for clamping heavy rail according to claim 1, it is characterised in that in described drive system, with
The sprocket wheel (1107) that one motor (1106) is connected is transmitted power to the pressure coaxial with sprocket wheel (1109) by Chain conveyer
Roller (1103), outfan frame are fixedly connected with rotary shaft (1115), and can be rotated in company with described rotary shaft (1115).
3. the device for clamping heavy rail according to claim 1, it is characterised in that described heavy rail or so position-limit mechanism
In, coupled by pin between described left limit roller (2201) and left push cylinder (2302), described right limit roller
(2204) it is connected by pin between right push cylinder (2303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621126578.2U CN206073969U (en) | 2016-10-18 | 2016-10-18 | A kind of device for clamping heavy rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621126578.2U CN206073969U (en) | 2016-10-18 | 2016-10-18 | A kind of device for clamping heavy rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206073969U true CN206073969U (en) | 2017-04-05 |
Family
ID=58442577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621126578.2U Withdrawn - After Issue CN206073969U (en) | 2016-10-18 | 2016-10-18 | A kind of device for clamping heavy rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206073969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370152A (en) * | 2016-10-18 | 2017-02-01 | 武汉科技大学 | Heavy rail clamping device |
-
2016
- 2016-10-18 CN CN201621126578.2U patent/CN206073969U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370152A (en) * | 2016-10-18 | 2017-02-01 | 武汉科技大学 | Heavy rail clamping device |
| CN106370152B (en) * | 2016-10-18 | 2019-06-21 | 武汉科技大学 | A kind of heavy rail clamping device |
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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: 20170405 Effective date of abandoning: 20190621 |