CN209116902U - A kind of brake disc measurement of wear device - Google Patents
A kind of brake disc measurement of wear device Download PDFInfo
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- CN209116902U CN209116902U CN201821720780.7U CN201821720780U CN209116902U CN 209116902 U CN209116902 U CN 209116902U CN 201821720780 U CN201821720780 U CN 201821720780U CN 209116902 U CN209116902 U CN 209116902U
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- brake disc
- measurement
- pedestal
- lateral surface
- wear device
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Abstract
The utility model relates to a kind of brake disc measurement of wear devices, including measurement pedestal and measuring tool, measuring tool can be slidably mounted on measurement pedestal, be provided in one end of measurement pedestal for the locking assembly fixed with brake disc medial surface, the other end of measurement pedestal be equipped with the circumferentially extending along brake disc lateral surface for brake disc lateral surface is fixed holds down assembly.The utility model is not only simple to operate, is conducive to improve measurement accuracy, and can not be limited by brake disc lateral surface and medial surface structure when fixed, improves versatility.
Description
Technical field
The utility model relates to technical field of measuring equipment, in particular to a kind of brake disc measurement of wear device.
Background technique
Wheel is taken turns to upper brake disc (i.e. wheel disc) to being one of component mostly important in motor train unit bogie structure
Eccentric wear amount is to guarantee that vehicle can be an important factor for stablizing braking on rail again.Drop to train from very high speed low
Speed stops, and inevitable requirement has an efficient brake rigging, and is using brake disc and braking using brake disc braking
The mutual rubbing action of brake lining, is converted to thermal energy consumption for kinetic energy and falls, and braking efficiently, and will not damage the tyre tread of wheel pair.But
If the eccentric wear amount of brake disc is excessive, it will affect the interaction force in braking between brake disc and brake pad, cause to make
Therefore unbalance stress between Moving plate and brake pad, in overhaul of train-set, needs pair to influence the braking of EMU
The abrasion loss of brake disc measures.
The EMU of different model, the shape of brake disc can difference, such as standard EMU and original EMU
The medial surface structure of wheel disc there is apparent difference, original EMU wheel disc medial surface and lateral surface are all trapezoidal shapes
Shape, traditional abrasion Float Gauge for Measuring can use that trapezoidal shape is stable to be stuck on the interior lateral surface of brake disc.But standard is dynamic
Vehicle group wheel disc medial surface is smooth processing plane, and traditional abrasion Float Gauge for Measuring can not be blocked at all, and standard EMU
Much bigger than the outer diameter of original EMU wheel disc of dish external diameter are taken turns, which results in traditional abrasion Float Gauge for Measuring can not be in standard
It is used in EMU, versatility is poor.Meanwhile traditional measuring scale due to structure limit, measurement when and brake disc outside
Face contact area is smaller, affects measurement accuracy to a certain extent.
Utility model content
The utility model mainly solving the technical problems that, provide it is a kind of it is versatile and easy to operate, measurement accuracy is high
Brake disc measurement of wear device.
To achieve the above object, the technical solution of the utility model is:
A kind of brake disc measurement of wear device, including measurement pedestal and measuring tool, the measuring tool are slidably mounted
On measurement pedestal, it is provided in one end of the measurement pedestal for the locking assembly fixed with brake disc medial surface, in institute
The other end for stating measurement pedestal is equipped with the pressure for fixing with brake disc lateral surface of the circumferentially extending along brake disc lateral surface
Tight component.
Further, described to hold down assembly including the interconnecting piece fixed with measurement pedestal and to extending laterally outside brake disc
The pressure arm of the circumferentially extending of side, the pressure arm are pressed on brake disc lateral surface in measurement.
Further, described to hold down assembly including two pressure arms, two pressure arms are stretched out from intermediate interconnecting piece to two sides respectively.
Further, whole V-shaped structure or the arc-shaped structure of holding down assembly.
Further, the contact surface of the pressure arm and brake disc lateral surface is a plane or an arc surface.
Further, described hold down assembly further includes for limiting the limit knot for measuring pedestal and brake disc relative position
Structure.
Further, the position limiting structure is the baffle of the corresponding pressure arm setting, and the baffle is pacified perpendicular to the pressure arm
It fills, realizes limit in the work disk that the side of the baffle is resisted against brake disc in measurement.
Further, the baffle is plate-like structure or is L-shaped structure to the bending of brake disc direction.
Further, the locking assembly includes latch and puller bolt, and the latch is fixed on the end of measurement pedestal
Portion is simultaneously stretched out to brake disc direction, and the puller bolt is mounted on latch, and in measurement, the end of the puller bolt is pushed up
Tightly on the medial surface of brake disc.
It further, further include mounting base, the measuring tool is mounted in mounting base, and the mounting base has and measurement base
The slip plane of seat fitting, the mounting base are fitted on measurement pedestal in measurement and along measurement pedestal slidings.
To sum up content, a kind of brake disc measurement of wear device provided by the utility model have compared with prior art
Following advantage:
(1) device is separately fixed at lateral surface and the inside of brake disc in measurement by holding down assembly with locking assembly
Face, while holding down assembly using the circumferentially extending along brake disc lateral surface, increase the contact area with brake disc lateral surface,
Measuring device is set to consolidate on the disc brake rotor in measurement, it is not only simple to operate, and measurement essence can be greatly improved
Degree.
(2) device is separately fixed on the lateral surface and medial surface of brake disc using holding down assembly with locking assembly, can
Not limited by brake disc lateral surface and medial surface structure, not only fixing-stable is secured, also improves the logical of the measuring device
With property, the abrasion measurement of the brake disc especially suitable for the standard EMU that medial surface is smooth flat, while the device
It is the brake disc of original EMU of trapezium structure suitable for lateral surface and medial surface.
Detailed description of the invention
Fig. 1 the utility model measuring device structural schematic diagram；
Fig. 2 is the lateral view of Fig. 1；
Fig. 3 is the A-A cross-sectional view of Fig. 1.
As shown in Figure 1 to Figure 3, pedestal 1, measuring tool 2 are measured, locking assembly 3 holds down assembly 4, pressure arm 5, interconnecting piece 6,
Screw 7, baffle 8, latch 9, puller bolt 10, mounting base 11, sliding slot 12, screw 13.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:
As depicted in figs. 1 and 2, a kind of brake disc measurement of wear device provided by the utility model, including measurement pedestal
1,4 are held down assembly measuring tool 2, locking assembly 3 and.
Measuring tool 2 can have sliding slot 12 using dial gauge, amesdial etc. on measurement pedestal 1, measurement pedestal 1
The size of length and brake disc matches, and the probe of measuring tool 2 passes through the scratch diskette face contact of sliding slot 12 and brake disc, measurement
Sliding slot 12 of the tool 2 in measurement on measurement pedestal 1 slides.In order to guarantee that measuring tool 2 is steadily sliding along measurement pedestal 1
It is dynamic to improve measurement accuracy, in the present embodiment, measuring tool 2 is first fixedly mounted in mounting base 11, is had in mounting base 11
There is the slip plane (not indicating in figure) being bonded with measurement pedestal 1, the slip plane of mounting base 11 is fitted in measurement in measurement
On pedestal 1 and measuring tool 2 is driven to slide along measurement pedestal 1, the setting of mounting base 11 can increase measuring tool 2 and measurement
Contact area between pedestal 1, and then guarantee that measuring tool 2 can be with smooth sliding, to further increase measurement accuracy.In order to just
In dismounting, the mode being preferably connected through a screw thread between measuring tool 2 and mounting base 11 is fixedly connected.
Locking assembly 3 and hold down assembly 4 be separately positioned on measurement pedestal 1 both ends, locking assembly 3 be used for measurement when with
The medial surface of brake disc is fixed, and holds down assembly 4 for fixing in measurement with the lateral surface of brake disc.In measurement, base is measured
Seat 1 is parallel with the work disk of brake disc, it is ensured that detection accuracy.
Holding down assembly 4 includes pressure arm 5 and interconnecting piece 6, and the end of interconnecting piece 6 and measurement pedestal 1 passes through the equal fasteners of screw 7
It is fixedly connected, pressure arm 5 is set as two, and two pressure arms 5 are stretched out from intermediate interconnecting piece 6 to two sides respectively, and pressure arm 5 is from connection
Portion 6 (i.e. measurement pedestal 1) extends laterally the circumferentially extending along brake disc lateral surface, and two pressure arms 5 are in the left and right of measurement pedestal 1
Two sides are symmetrical arranged.Pressure arm 5 also can according to need only setting one, stretch out to interconnecting piece 6 to side.
In the present embodiment, the 4 whole V-shaped structures that hold down assembly being made of two pressure arms 5 and interconnecting piece 6, two pressure arms 5
It is obliquely installed to the direction of brake disc.Angle between two pressure arms 5 is corresponding with the diameter of brake disc, for standard EMU
Wheel it is brake disk mounted, angle is 160 °.The contact surface of pressure arm 5 and brake disc lateral surface can be plane, or cambered surface, with
Further increase the contact area with brake disc lateral surface.Holding down assembly 4 can also integrally be a circular-arc structure.
In measurement, the lateral surface of two brake discs pressed from above of pressure arm 5, which is realized, to be fixed, and the setting of two pressure arms 5 is not
But measuring device can be made to be stably fixed in brake disc, while also increase the contact area with brake disc lateral surface, favorably
Stability when improving measurement, and further improve measurement accuracy.The length and width of pressure arm 5 can be according to brake disc
Diameter dimension and lateral surface structure size and adjust.
As shown in figures 1 and 3, holding down assembly further includes limit for limiting measurement pedestal 1 and brake disc relative position in 4
Bit architecture.In the present embodiment, position limiting structure is the baffle 8 that corresponding pressure arm 5 is arranged, and corresponding each pressure arm 5 installs a baffle 8,
Baffle 8 is installed perpendicular to pressure arm 5, realizes limit in the work disk that the side of baffle 8 is resisted against brake disc in measurement.Baffle
8 can use rectangular plate-like structure, guarantee that the side of baffle 8 extends downwardly the lower surface of pressure arm 5 when installation, are measuring
When the side of baffle 8 is abutted directly against realize limit in the work disk of brake disc.As shown in figure 3, baffle 8 can also use
To the L-shaped structure of brake disc direction bending, L-shaped body part is fixed on pressure arm 5 by two screws 13, the folding of the other side
Bight portion is located at the lower section of pressure arm 5, realizes limit in the work disk that edge is resisted against brake disc in measurement, adjusts bending
Partial width is with the brake disc suitable for different sizes and structure.
Locking assembly 3 includes latch 9 and puller bolt 10, and latch 9 is fixed on the end of measurement pedestal 1 and to braking
Disk direction is stretched out, and latch 9 is whole L-shaped with measurement pedestal 1, has threaded hole on latch 9, and puller bolt 10 is mounted on
On latch 9, end holds out against the medial surface of brake disc.In measurement, measuring device can be fixed by tightening puller bolt 10
On the medial surface of brake disc.Using the structure of latch 9 and puller bolt 10, no matter the medial surface of brake disc is smooth flat
Or trapezium structure, can be fixedly secured, and by selection different length latch 9 can cooperate different sizes and
The brake disc of structure.
When measurement, will first hold down assembly 4 and latch 9 be inserted on brake disc lateral surface and medial surface respectively, by two press
Arm 5 is pressed on the lateral surface of brake disc, while the side of baffle 8 being resisted against in the work disk of brake disc, is surveyed with limiting
The relative distance between pedestal 1 and brake disc work disk is measured, the puller bolt 10 in locking assembly 3 is then tightened, makes to hold out against
The end of bolt 10 is held out against on the medial surface of brake disc, so that measuring device is firmly blocked brake disc after installation, is guaranteed simultaneously
It is parallel with the work disk of brake disc to measure pedestal 1.Then the measuring tools such as digital display centimeter 2 are mounted in mounting base 11,
Digital display centimeter and mounting base 11 are mounted on measurement pedestal 1 again, at this point, guaranteeing the slip plane and measurement base of mounting base 11
Seat 1 is bonded, and the probe of digital display centimeter passes through sliding slot 12 and brake disc scratch diskette face contact on measurement pedestal 1, pushes digital display
Dial gauge is slided from one end of sliding slot 12 to the other end.The difference between maximum value and minimum value shown according to digital display centimeter
Value, the eccentric wear amount of brake disc that you can get it work disk.In measurement, the circumferential direction along brake disc selects multiple measurement points to be surveyed
Amount, to obtain the eccentric wear amount of work disk different location.
The device in measurement by hold down assembly 4 and locking assembly 3 be separately fixed at lateral surface and the inside of brake disc
Face, while the contact area with brake disc lateral surface is also increased by the setting of pressure arm 5, enable measuring device in measurement
It consolidates on the disc brake rotor, it is not only simple to operate, and measurement accuracy can be greatly improved.In addition, the device utilizes compression
Component and locking assembly are separately fixed on the lateral surface and medial surface of brake disc, can not be by brake disc lateral surface and medial surface
The limitation of structure, not only fixing-stable is secured, also improves the versatility of the measuring device, is smooth especially suitable for medial surface
The abrasion measurement of the brake disc of the standard EMU of plane, while the device is also applied for lateral surface and medial surface is trapezoidal
The brake disc of original EMU of structure.
As described above, the plan content given by conjunction with the accompanying drawings and embodiments, can derive similar technical solution.But
All contents without departing from technical solutions of the utility model, it is made by the above technical examples according to the technical essence of the present invention
Any simple modification, equivalent change and modification still fall within the range of technical solutions of the utility model.
Claims (10)
1. a kind of brake disc measurement of wear device, including measurement pedestal and measuring tool, the measuring tool can be slidably mounted at
It measures on pedestal, it is characterised in that: be provided in one end of the measurement pedestal for the locking fixed with brake disc medial surface
Component is equipped with being used for and brake disc lateral surface for the circumferentially extending along brake disc lateral surface in the other end of the measurement pedestal
Fixed holds down assembly.
2. a kind of brake disc measurement of wear device according to claim 1, it is characterised in that: it is described hold down assembly including with
It measures the fixed interconnecting piece of pedestal and the pressure arm to the circumferentially extending along brake disc lateral surface extended laterally, the pressure arm is being surveyed
It is pressed on when amount on brake disc lateral surface.
3. a kind of brake disc measurement of wear device according to claim 2, it is characterised in that: described to hold down assembly including two
A pressure arm, two pressure arms are stretched out from intermediate interconnecting piece to two sides respectively.
4. a kind of brake disc measurement of wear device according to claim 3, it is characterised in that: described hold down assembly whole be in
V-shaped structure or arc-shaped structure.
5. according to a kind of described in any item brake disc measurement of wear devices of claim 2 to 4, it is characterised in that: the pressure arm
It is a plane or an arc surface with the contact surface of brake disc lateral surface.
6. a kind of brake disc measurement of wear device according to claim 2, it is characterised in that: described hold down assembly further include
For limiting the position limiting structure of the measurement pedestal and brake disc relative position.
7. a kind of brake disc measurement of wear device according to claim 6, it is characterised in that: the position limiting structure is to correspond to
The baffle of the pressure arm setting, the baffle are installed perpendicular to the pressure arm, and in measurement, the side of the baffle is resisted against system
Limit is realized in the work disk of Moving plate.
8. a kind of brake disc measurement of wear device according to claim 7, it is characterised in that: the baffle is tabular knot
Structure or for the L-shaped structure of brake disc direction bending.
9. a kind of brake disc measurement of wear device according to claim 1, it is characterised in that: the locking assembly includes lock
Tight plate and puller bolt, the latch are fixed on the end of measurement pedestal and stretch out to brake disc direction, the puller bolt
It is mounted on latch, in measurement, the end of the puller bolt is held out against on the medial surface of brake disc.
10. a kind of brake disc measurement of wear device according to claim 1, it is characterised in that: it further include mounting base, it is described
Measuring tool is mounted in mounting base, and the mounting base has the slip plane being bonded with measurement pedestal, and the mounting base is being surveyed
It is fitted in when amount on measurement pedestal and along measurement pedestal sliding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821720780.7U CN209116902U (en) | 2018-10-23 | 2018-10-23 | A kind of brake disc measurement of wear device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821720780.7U CN209116902U (en) | 2018-10-23 | 2018-10-23 | A kind of brake disc measurement of wear device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209116902U true CN209116902U (en) | 2019-07-16 |
Family
ID=67201980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821720780.7U Active CN209116902U (en) | 2018-10-23 | 2018-10-23 | A kind of brake disc measurement of wear device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209116902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113865457A (en) * | 2021-09-27 | 2021-12-31 | 中车大连机车车辆有限公司 | Electric locomotive brake disc wearing capacity detection device |
-
2018
- 2018-10-23 CN CN201821720780.7U patent/CN209116902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113865457A (en) * | 2021-09-27 | 2021-12-31 | 中车大连机车车辆有限公司 | Electric locomotive brake disc wearing capacity detection device |
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