CN207163357U - Integral type sleeper beam, draw beam center measuring device - Google Patents
Integral type sleeper beam, draw beam center measuring device Download PDFInfo
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- CN207163357U CN207163357U CN201721191778.0U CN201721191778U CN207163357U CN 207163357 U CN207163357 U CN 207163357U CN 201721191778 U CN201721191778 U CN 201721191778U CN 207163357 U CN207163357 U CN 207163357U
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- pedestal
- rack
- buckle
- measuring device
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Abstract
The utility model provides a kind of integral type sleeper beam, draw beam center measuring device, the central gear (10) that installation rotates relative to pedestal (3) on pedestal (3), by forming centre mark line (14) between the midplane and pedestal (3) at central gear (10) center；The first buckle (1) is connected on first rack (4), the second buckle (9) is connected on the second rack (11)；First rack (4), the second rack (11) centrally disposed gear (10) opposite sides and respectively with central gear (10) formed engaged transmission, the first buckle (1), the second buckle (9) are located at central gear (10) opposite sides respectively.The utility model drives the first buckle, the second buckle synchronization symmetric motion by the rotation of central gear, indicated by centre mark line to determine the center of sleeper beam or draw beam, measurement operating efficiency is improved, reduces measurement error, and it is simple, convenient.
Description
Technical field
Integral type sleeper beam, draw beam center field of measuring technique are the utility model is related to, is rested the head on more particularly, to railcar
Beam and a kind of integral type sleeper beam, the draw beam center measuring device of the line of draw beam center line and detection.
Background technology
When metro vehicle end chassis assembles, it is necessary to ensure draw beam center line and sleeper beam center line and pilot beam center
Deviation between line is no more than 2mm.Generally, when metro vehicle end chassis is installed, sleeper beam and pilot beam center need to first be drawn
Line, after sleeper beam welding, also need to carry out flatness detection to it.
In current assembling work, when end underframe is installed, it need to be positioned by sleeper beam center line, mainly using tape measure
Draw beam side inwall is measured to the distance of center line, the position of sleeper beam and pilot beam is then adjusted, ensures tape reading to lead
Draw the half of spacing in beam.This measurement process is comparatively laborious, measurement operating efficiency it is low, moreover, with tape measure size with
Calculate center and rule, the error caused by this center metering system is also larger, or even causes bottom because error is excessive
Frame is scrapped.
Utility model content
The technical problems to be solved in the utility model is：A kind of the problem of existing for prior art, there is provided integral type pillow
Beam, draw beam center measuring device, center measurement operating efficiency is improved, reduces center measurement error.
The technical problems to be solved in the utility model is realized using following technical scheme：A kind of integral type sleeper beam, traction
Beam center measuring device, including pedestal, the first rack and the second rack, the centre tooth that installation rotates relative to pedestal on pedestal
Wheel, by forming centre mark line between the midplane and pedestal at central gear center；The first buckle is connected on the first rack,
The second buckle is connected on the second rack；Described the first rack, the opposite sides of the centrally disposed gear of the second rack and point
Engaged transmission is not formed between central gear, the first described buckle, the second buckle are respectively positioned at relative the two of central gear
Side.
Preferably, in addition to leveling ruler, described leveling ruler is fixedly mounted on pedestal outer surface and the zero graduation line of leveling ruler is with
Heart mark line overlaps.
Preferably, described pedestal is hollow box body structure, and bearing block, described center are fixedly connected with pedestal inner chamber
Gear is engaged to be rotated relative to pedestal by bearing with bearing block.
Preferably, guiding bar-shaped trough, the outer end of first buckle, the outer end of the second buckle point are opened up on described pedestal
Bar-shaped trough Guan Chuan be oriented to.
Preferably, guide pad is set respectively on described the first rack and/or the second rack.
Preferably, in addition to the first cushion block, the first described cushion block is fixedly mounted in pedestal hollow cavity and the first pad
The relative gap slided is formed between block and the first rack to coordinate.
Preferably, in addition to the second cushion block, the second described cushion block is fixedly mounted in pedestal hollow cavity and the second pad
The relative gap slided is formed between block and the second rack to coordinate.
Preferably, in addition to cover plate, the cover plate is fixedly connected and cover plate covering central gear with pedestal.
Preferably, described central gear is fixedly connected with lock-screw, and the round end of the lock-screw exposes to base
Seat.
Compared with prior art, the beneficial effects of the utility model are：Nibbled therewith by the rotation of central gear to drive
The first rack, the second rack of transmission are closed, and then drives synchronous symmetrical relative motion or same between the first buckle, the second buckle
Symmetrical move toward one another is walked, after the first buckle, the second buckle and sleeper beam or the mutual clamping of draw beam, passes through centre mark line
Instruction can determine that the center of sleeper beam or draw beam, both accurately, reliably, and simply, conveniently, be advantageous to raising center
The measurement operating efficiency of position, while reduce the measurement error of center.
Brief description of the drawings
Fig. 1 is the utility model integral type sleeper beam, the front view of draw beam center measuring device.
Fig. 2 is A-A direction views (enlarged drawing) in Fig. 1.
Fig. 3 is the utility model integral type sleeper beam, the top view of draw beam center measuring device.
Fig. 4 is the utility model integral type sleeper beam, the side view of draw beam center measuring device.
Fig. 5 is integral type sleeper beam, the operation principle schematic diagram of draw beam center measuring device.
Marked in figure：The buckles of 1- first, 2- guide pads, 3- pedestals, the racks of 4- first, the cushion blocks of 5- first, 6- bearing blocks, 7-
Leveling ruler, 8- cover plates, the buckles of 9- second, 10- central gears, the racks of 11- second, 12- bearings, 13- lock-screws, 14- centers mark
Remember line, the cushion blocks of 15- second.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with the accompanying drawings and specifically
The utility model is described in detail embodiment.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
As shown in Figure 1, Figure 2, the integral type sleeper beam shown in Fig. 3, Fig. 4, Fig. 5, draw beam center measuring device, mainly including pedestal
3rd, the first rack 4 and the second rack 11, wherein, described pedestal 3 is preferably using certain thickness stainless steel plate bending and through four
All spot welding and turn into hollow box body structure, rectangular bar hole can be finished out on pedestal 3, using as the first rack 4,
The guiding bar-shaped trough of second rack 11, bearing block 6 is fixedly connected with the inner chamber of pedestal 3, the bearing block 6 is fixed with bearing 12 to be connected
Connect, the 12 preferred deep groove ball bearing of bearing, it is fixedly connected with central gear 10, to allow central gear 10 to pass through axle
12 are held to be engaged with bearing block 6 and be arranged on pedestal 3 and can freely rotate relative to pedestal 3.Described central gear 10
It is preferred that roller gear, and by forming centre mark line 14 between the midplane and pedestal 3 at the center of central gear 10.In the first tooth
The left end of bar 4 is fixedly connected with the first buckle 1, and the second buckle 9 is fixedly connected with the right-hand member of the second rack 11.Described the first rack 4,
The opposite sides of two racks, 11 centrally disposed gear 10 and engaged transmission is formed between central gear 10 respectively, it is described
First buckle 1, the second buckle 9 are located at the opposite sides of central gear 10, and the outer end of the first buckle 1, the second buckle 9 respectively
Outer end extends through guiding bar-shaped trough.
When the center that sleeper beam or draw beam are carried out using above-mentioned integral type sleeper beam, draw beam center measuring device
Measurement work when, as shown in figure 5, its specific operating procedure is as follows：
1st step, the first rack 4, the synchronous backward of the second rack 11 is driven to move by the rotation of central gear 10, so that
Certain distance is pulled open between first buckle 1, the second buckle 9.In order to facilitate the rotation of central gear 10, locking operation, can incite somebody to action
Central gear 10 is fixedly connected with lock-screw 13, and the round end of described lock-screw 13 exposes to pedestal 3, such as Fig. 2, Fig. 4
It is shown.
2nd step, after pulling open certain distance between the first buckle 1, the second buckle 9, make the first buckle 1, the second buckle 9 across
It is connected on the opposite end of sleeper beam to be measured or draw beam；Central gear 10 is inverted by lock-screw 13, and then drives the
One rack 4, the second rack 11 drive move toward one another between the first buckle 1, the second buckle 9 respectively, until the first buckle 1, second
The mutual cooperation clamping of buckle 9 sleeper beam or draw beam to be measured.
3rd step, central gear 10 is maintained at inactive state by lock-screw 13, now, pass through centre mark line 14
Instruction, you can easily determine the center of sleeper beam to be measured or draw beam.
The first rack 4 for being engaged with transmission, the second rack 11 are driven by the rotation for then passing through central gear 10, entered
And drive the first buckle 1, synchronous, symmetrically relative motion or synchronous, symmetrically move toward one another between the second buckle 9, can be with
The center for ensureing the center measuring device well is constant and the width between only the first buckle 1, the second buckle 9 can change, from
And the center of sleeper beam to be measured or draw beam is pointed out exactly, directly ensure the center of sleeper beam or draw beam during assembling
Line aligns the centre mark line 14 of the center measuring device, also can directly pass through the first buckle 1, the phase interworking of the second buckle 9
The opposite end for carrying out clamping sleeper beam either draw beam is closed to point out the center of sleeper beam or draw beam, is then rule again
Operation, it efficiently avoid using mistake caused by during tape measure.
Therefore, the utility model is the center that product to be measured is shown by effective mechanical means, both
Accurately, reliably, and simply, conveniently, the measurement operating efficiency of the center of sleeper beam or draw beam is improved, while in reduction
The measurement error of heart position, it is therefore prevented that excessive or calculate product caused by the factor such as mistake using error in reading during tape measure
Scrap.Wherein, because the first buckle 1 is arranged on the end of the first rack 4, the second buckle 9 is arranged on the end of the second rack 11,
And first buckle 1, the front end of the second buckle 9 are supported by the guiding bar-shaped trough on pedestal 3 respectively, thereby may be ensured that its rigidity
And measurement accuracy.
In order to improve the safety in utilization of above-mentioned integral type sleeper beam, draw beam center measuring device, ensure measurement accuracy,
Cover plate 8, described cover plate 8 covering central gear 10, the first rack 4, the second rack 11 can be fixedly connected with pedestal 3.Institute
The first backing plate 5, the second backing plate 15 can also be respectively fixedly connected with by stating in the hollow cavity of pedestal 3, the first described cushion block 5 and
The relative gap slided is formed between one rack 4 to coordinate, and is formed between described the second cushion block 15 and the second rack 11 relatively sliding
Dynamic gap coordinates.By setting the first backing plate 5, the second backing plate 15, the motion of the first rack 4, the second rack 11 can be strengthened
Rigidity, so as to strengthen the kinetic stability of the first rack 4, the second rack 11, be advantageous to improve integral type sleeper beam, draw beam center
The measurement accuracy of measurement apparatus.Especially, guide pad 2 can also be set on the first rack 4, the second rack 11 respectively, to subtract
The deadweight of light first rack 4, the second rack 11, be advantageous to improve the first rack 4, the motion flexibility ratio of the second rack 11.
As Figure 1-Figure 4, leveling ruler 7 can be fixedly mounted in the outer surface of pedestal 3, and make the zero graduation line of leveling ruler 7 with
Centre mark line 14 overlaps.Generally, described leveling ruler 7 sets symmetrical two, and its zero graduation line overlaps；Also,
The flatness of the described generally use upper surface of leveling ruler 7 is no more than 0.5mm leveling ruler.By setting leveling ruler 7, this reality can be caused
The flatness for being used to detect sleeper beam or draw beam with new integral type sleeper beam, draw beam center measuring device, serves one
The multi-purpose effect of chi.
Preferred embodiment of the present utility model is the foregoing is only, not to limit the utility model, should be referred to
Go out, all made within spirit of the present utility model and principle all any modification, equivalent and improvement etc., all should include
Within the scope of protection of the utility model.
Claims (9)
1. a kind of integral type sleeper beam, draw beam center measuring device, it is characterised in that：Including pedestal (3), the first rack (4) and
Second rack (11), the central gear (10) that installation rotates relative to pedestal (3) on pedestal (3), by central gear (10)
Centre mark line (14) is formed between the midplane and pedestal (3) at center；The first buckle (1) is connected on the first rack (4),
The second buckle (9) is connected on second rack (11)；Described the first rack (4), the second rack (11) centrally disposed gear
(10) opposite sides and engaged transmission is formed between central gear (10) respectively, described the first buckle (1), the second buckle
(9) it is located at the opposite sides of central gear (10) respectively.
2. integral type sleeper beam according to claim 1, draw beam center measuring device, it is characterised in that：Also include leveling ruler
(7), described leveling ruler (7) is fixedly mounted on the zero graduation line and centre mark line (14) of pedestal (3) outer surface and leveling ruler (7)
Overlap.
3. integral type sleeper beam, draw beam center measuring device according to claims 1 or 2, it is characterised in that：Described
Pedestal (3) is hollow box body structure, and bearing block (6) is fixedly connected with pedestal (3) inner chamber, and described central gear (10) passes through
Bearing (12) is engaged with bearing block (6) and rotated relative to pedestal (3).
4. integral type sleeper beam according to claim 3, draw beam center measuring device, it is characterised in that：Described pedestal
(3) guiding bar-shaped trough is opened up on, outer end, the outer end of the second buckle (9) of first buckle (1) extend through guiding bar shaped
Groove.
5. integral type sleeper beam according to claim 3, draw beam center measuring device, it is characterised in that：Described first
Guide pad (2) is set respectively on rack (4) and/or the second rack (11).
6. integral type sleeper beam according to claim 3, draw beam center measuring device, it is characterised in that：Also include first
Cushion block (5), described the first cushion block (5) is fixedly mounted in pedestal (3) hollow cavity and the first cushion block (5) and the first rack
(4) the relative gap slided is formed between to coordinate.
7. integral type sleeper beam according to claim 3, draw beam center measuring device, it is characterised in that：Also include second
Cushion block (15), described the second cushion block (15) is fixedly mounted in pedestal (3) hollow cavity and the second cushion block (15) and the second tooth
The relative gap slided is formed between bar (11) to coordinate.
8. integral type sleeper beam according to claim 3, draw beam center measuring device, it is characterised in that：Also include cover plate
(8), the cover plate (8) is fixedly connected with pedestal (3) and cover plate (8) covers central gear (10).
9. integral type sleeper beam, draw beam center measuring device according to claims 1 or 2, it is characterised in that：Described
Central gear (10) is fixedly connected with lock-screw (13), and the round end of the lock-screw (13) exposes to pedestal (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721191778.0U CN207163357U (en) | 2017-09-18 | 2017-09-18 | Integral type sleeper beam, draw beam center measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721191778.0U CN207163357U (en) | 2017-09-18 | 2017-09-18 | Integral type sleeper beam, draw beam center measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207163357U true CN207163357U (en) | 2018-03-30 |
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ID=61722382
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721191778.0U Active CN207163357U (en) | 2017-09-18 | 2017-09-18 | Integral type sleeper beam, draw beam center measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207163357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449338A (en) * | 2017-09-18 | 2017-12-08 | 中车成都机车车辆有限公司 | Integral type sleeper beam, draw beam center measuring device and measuring method |
-
2017
- 2017-09-18 CN CN201721191778.0U patent/CN207163357U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449338A (en) * | 2017-09-18 | 2017-12-08 | 中车成都机车车辆有限公司 | Integral type sleeper beam, draw beam center measuring device and measuring method |
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