CN209812152U - Rail vehicle automobile body final assembly positioner - Google Patents
Rail vehicle automobile body final assembly positioner Download PDFInfo
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- CN209812152U CN209812152U CN201920262104.8U CN201920262104U CN209812152U CN 209812152 U CN209812152 U CN 209812152U CN 201920262104 U CN201920262104 U CN 201920262104U CN 209812152 U CN209812152 U CN 209812152U
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Abstract
The utility model relates to a rail vehicle automobile body assembly positioner, include, the pillar assembly, install the supporting baseplate in the upper end of the pillar assembly, the supporting baseplate is used for cooperating with the automobile body chassis, the supporting baseplate is connected with the pillar assembly through the adjusting device, can adjust the supporting baseplate and make a relative stand height and angle of the pillar assembly through the adjusting device; the upper end of the supporting bottom plate is provided with a positioning disc, and the center of the positioning disc is provided with a circular through hole and matched with a center pin hole of the vehicle body; the positioning disc is provided with at least two mounting positions on the supporting bottom plate, and the positioning disc can be matched with center pin holes on different vehicle bodies in a positioning mode by switching the mounting positions of the positioning disc. The utility model discloses can adapt to the location requirement of different model automobile bodies fast to improve positioning accuracy, be favorable to improving production efficiency.
Description
Technical Field
The utility model relates to a location frock, especially a rail vehicle automobile body assembly positioner.
Background
When a large part is generally assembled and welded, a low-floor tramcar body is generally positioned by using 3 support columns on a middle underframe and 2 support columns at central pin hole positions at two ends. Because the center pin hole distance of the chassis two ends of different automobile bodies is different, center pin hole is highly different from the rail surface, when the automobile body total assembly of a model is switched to another model automobile body total assembly, the position of the support column must be readjusted according to the center pin hole distance and height after change, the support column at one end needs to be disassembled, the distance of the support columns at two ends is adjusted, the positioning disc matched with the center pin hole is replaced to adjust the support height, the levelness of the surface of the support column after adjustment needs to be remeasured after the support column is installed in place, so as to ensure the installation accuracy, the switching mode consumes long time, the production efficiency is low, and the installation accuracy is not easy to ensure.
The present invention is provided in view of this point.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a rail vehicle automobile body assembly positioner, can adapt to the location requirement of different model automobile bodies fast to improve the installation accuracy.
In order to realize the purpose, the utility model adopts the following technical scheme:
a positioning device for the assembly of a railway vehicle body comprises a column assembly and a supporting bottom plate arranged at the upper end of the column assembly, wherein the supporting bottom plate is used for being matched with a chassis of the vehicle body,
the supporting bottom plate is connected with the upright post assembly through an adjusting device, and the height and the angle of the supporting bottom plate relative to the upright post assembly can be adjusted through the adjusting device;
the upper end of the supporting bottom plate is provided with a positioning plate, and the center of the positioning plate is provided with a circular boss and is matched with a center pin hole of the vehicle body; the positioning disc is provided with at least two mounting positions on the supporting bottom plate, and the positioning disc can be matched with center pin holes on different vehicle bodies in a positioning mode by switching the mounting positions of the positioning disc.
Further, the upper end surface of supporting baseplate is equipped with the constant head tank and the bellied fixed frame of an indent, constant head tank and fixed frame respectively with positioning disk location fit, be equipped with a through-hole respectively at the center of constant head tank and fixed frame, the positioning disk can be installed in the constant head tank or in fixed frame to with the center pinhole location fit on the different automobile bodies.
Further, the positioning disc is installed in the positioning groove and is a first installation position, the positioning disc is installed in the fixing frame and is a second installation position, and the height of the positioning disc in the first installation position is lower than that in the second installation position.
Further, the positioning disk comprises a square base and a circular boss arranged on the base, the center of the circular boss is a circular through hole, the positioning groove is a square groove matched with the shape of the base, and the fixing frame is a square frame matched with the shape of the base.
Furthermore, the fixing frame is provided with a screw hole and is installed on the supporting bottom plate through a screw.
Further, the adjusting device comprises an adjusting screw and a guide rod;
the upright post component comprises an upper end plate, a lower end plate and an upright post connected between the upper end plate and the lower end plate;
the upper ends of the adjusting screw rod and the guide rod are connected with the supporting bottom plate, the lower end of the adjusting screw rod is in threaded connection with the upper end plate, the lower end of the guide rod is in sliding connection with the upper end plate, and the adjusting screw rod and the guide rod are arranged in parallel.
Furthermore, four adjusting screw rods are respectively arranged at four corners of the supporting base plate, the adjusting screw rods are rotatably connected with the supporting base plate, and the relative positions of the supporting base plate and the upper end plate can be adjusted by rotating the adjusting screw rods.
Furthermore, a pair of locking nuts is further mounted on the adjusting screw rod, and the locking nuts are used for limiting the adjusting screw rod to rotate relative to the upper end plate and the supporting bottom plate.
Further, the guide rod is many to be close to adjusting screw and set up, the length of guide rod is greater than adjusting screw's length.
Adopt technical scheme after, bring following beneficial effect:
the utility model discloses a be equipped with on the supporting baseplate with a plurality of mounted positions of positioning disk complex, every mounted position is confirmed according to the automobile body model, its position does not need to remove again after the supporting baseplate has installed, only need can adapt to the location requirement of different model automobile bodies fast through switching the positioning disk position, operation process is very simple, the time of readjusting the supporting baseplate position has been saved, need not measure once more and confirm, the positioning efficiency of automobile body assembly has been improved, the intensity of labour of workman has been reduced, the operation flow is simplified, and be favorable to improving positioning accuracy.
Drawings
FIG. 1: the front view of the utility model;
FIG. 2: the left view of the utility model;
FIG. 3: the top view of the utility model;
FIG. 4: is a cross-sectional view taken along plane a-a of fig. 3;
FIG. 5: the utility model is a comparison schematic diagram when being matched with different vehicle bodies;
wherein: 1. the vertical column assembly 2, a supporting bottom plate 3, a positioning disc 4, a positioning groove 5, a positioning frame 6, an adjusting screw 7, a guide rod 8, a locking nut 9, an M1 type vehicle 10, an MC type vehicle 11, an upper end plate 12, a lower end plate 13, a vertical column 31, a base 32 and a circular boss.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the general assembly positioning device for the vehicle body of the railway vehicle comprises a column assembly 1 and a supporting base plate 2 arranged at the upper end of the column assembly 1, wherein the supporting base plate 2 is used for being matched with the underframe of the vehicle body and being contacted with the bottom of the vehicle frame when in positioning. The supporting base plate 2 is connected with the upright post assembly 1 through an adjusting device, the height and the angle of the supporting base plate 2 relative to the upright post assembly 1 can be adjusted through the adjusting device, and the upright post assembly 1 is fixedly connected with the ground.
The positioning plate 3 is installed at the upper end of the supporting bottom plate 2, a circular boss is arranged in the center of the positioning plate 3, and when the automobile body is positioned, the positioning plate 3 is sleeved on the central pin hole and is in positioning fit. The positioning disc 3 is provided with at least two mounting positions on the supporting bottom plate 2, and the positioning disc 3 can be matched with center pin holes on different vehicle bodies in a positioning mode by switching the mounting positions of the positioning disc 3.
As shown in fig. 5, preferably, the two mounting positions are adapted to the M1 vehicle 9 and the MC vehicle 10, respectively, the upper end surface of the supporting base plate 2 is provided with a concave positioning groove 4 and a convex fixing frame 5, the positioning groove 4 and the fixing frame 5 are respectively in positioning fit with the positioning plate 3, a through hole is respectively formed in the centers of the positioning groove 4 and the fixing frame 5, and the positioning plate 3 can be mounted in the positioning groove 4 or the fixing frame 5 to be in positioning fit with a center pin hole on different vehicle bodies. The positioning plate 3 is installed in the positioning groove 4 at a first installation position and in the fixing frame 5 at a second installation position, the height of the positioning plate 3 at the first installation position is lower than that at the second installation position, the height difference is equal to the height difference of center pin holes of the M1 type vehicle and the MC type vehicle, and the specific difference is 11 mm. The relative position of constant head tank 4 and fixed frame 5 is fixed, because the relative position of different automobile body center pinhole can be confirmed, consequently when design constant head tank 4 and fixed frame 5 position, can confirm according to the position difference of different automobile body center pinholes, when changing the automobile body of pending location promptly, can the change of automatic compensation center pinhole position through the mounted position of switching positioning disk 3, avoid the waste of repeated adjustment supporting baseplate 2 position and cause time.
Specifically, positioning disk 3 includes a square base 31 and sets up circular boss 32 on base 31, the center of circular boss 32 is a circular through-hole, positioning groove 4 is the square groove that suits with base 31 shape, fixed frame 5 is the square frame that suits with base 31 shape. Preferably, the fixing frame 5 is detachably connected with the supporting base plate 2, and the fixing frame 5 is provided with screw holes and is mounted on the supporting base plate 2 through screws.
In particular, the adjustment means comprise an adjustment screw 6 and a guide rod 7. The mast assembly 1 comprises upper and lower end plates 11, 12 and a mast 13 connected between the upper and lower end plates 11, 12. The upper ends of the adjusting screw 6 and the guide rod 7 are connected with the supporting base plate 2, the lower end of the adjusting screw 6 is in threaded connection with the upper end plate 11, the lower end of the guide rod 7 is in sliding connection with the upper end plate 11, and the adjusting screw 6 and the guide rod 7 are arranged in parallel. The guide bar 7 serves to position the support floor 2 during installation of the support floor 2 to the mast assembly 1.
Preferably, four adjusting screws 6 are respectively installed at four corners of the supporting base plate 2, the adjusting screws 6 are rotatably connected with the supporting base plate 2, and the relative positions of the supporting base plate 2 and the upper end plate 11 can be adjusted by rotating the adjusting screws 6. The adjusting screw 6 is further provided with a pair of locking nuts 8, and the adjusting screw 6 can be limited from rotating relative to the upper end plate 11 and the supporting base plate 2 by screwing the two locking nuts 8 in the directions of the upper end plate 11 and the supporting base plate 2 respectively so as to fix the position of the supporting base plate 2.
Preferably, the guide rods 7 are multiple and are arranged close to the adjusting screw 6, and the length of the guide rods 7 is greater than that of the adjusting screw 6.
The utility model discloses when using, install supporting baseplate 2 on stand subassembly 1 earlier, height and levelness that can adjust supporting baseplate 2 through rotatory adjusting screw 6, after supporting baseplate 2's position control is good, screw up lock nut 8, the automobile body model of fixing as required, put into constant head tank 4 or fixed frame 5 with positioning disk 3, then make positioning disk 3 go up circular boss 32 insert the center pinhole to the automobile body, realize the location of automobile body, after the automobile body is changed, switch the position of positioning disk 3, move into in fixed frame 5 by constant head tank 4, perhaps reverse movement, can be again after the position change of positioning disk 3 with the center pinhole cooperation on the automobile body, the realization is fixed a position the automobile body.
The above description is an embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and improvements can be made without departing from the principle of the present invention, and this should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a rail vehicle automobile body assembly positioner, includes, the stand subassembly, installs the supporting baseplate in the stand subassembly upper end, the supporting baseplate is used for cooperating with automobile body chassis, its characterized in that:
the supporting bottom plate is connected with the upright post assembly through an adjusting device, and the height and the angle of the supporting bottom plate relative to the upright post assembly can be adjusted through the adjusting device;
the upper end of the supporting bottom plate is provided with a positioning plate, and the center of the positioning plate is provided with a circular boss and is matched with a center pin hole of the vehicle body; the positioning disc is provided with at least two mounting positions on the supporting bottom plate, and the positioning disc can be matched with center pin holes on different vehicle bodies in a positioning mode by switching the mounting positions of the positioning disc.
2. The rail vehicle car body assembly positioning device of claim 1, wherein: the upper end surface of supporting baseplate is equipped with the constant head tank and the bellied fixed frame of an indent, constant head tank and fixed frame respectively with positioning disk location fit, be equipped with a through-hole respectively at the center of constant head tank and fixed frame, the positioning disk can be installed in the constant head tank or in fixed frame to with the center pinhole location fit on the different automobile bodies.
3. The rail vehicle car body assembly positioning device of claim 2, wherein: the positioning disc is installed in the positioning groove at a first installation position and installed in the fixed frame at a second installation position, and the height of the positioning disc at the first installation position is lower than that at the second installation position.
4. The rail vehicle car body assembly positioning device of claim 2, wherein: the positioning disk comprises a square base and a circular boss arranged on the base, the center of the circular boss is a circular through hole, the positioning groove is a square groove matched with the shape of the base, and the fixing frame is a square frame matched with the shape of the base.
5. The rail vehicle car body assembly positioning device of claim 4, wherein: the fixing frame is provided with screw holes and is installed on the supporting bottom plate through screws.
6. The rail vehicle car body assembly positioning device of claim 1, wherein:
the adjusting device comprises an adjusting screw rod and a guide rod;
the upright post component comprises an upper end plate, a lower end plate and an upright post connected between the upper end plate and the lower end plate;
the upper ends of the adjusting screw rod and the guide rod are connected with the supporting bottom plate, the lower end of the adjusting screw rod is in threaded connection with the upper end plate, the lower end of the guide rod is in sliding connection with the upper end plate, and the adjusting screw rod and the guide rod are arranged in parallel.
7. The rail vehicle car body assembly positioning device of claim 6, wherein: the four adjusting screw rods are respectively arranged at the four corners of the supporting base plate, the adjusting screw rods are rotatably connected with the supporting base plate, and the relative positions of the supporting base plate and the upper end plate can be adjusted by rotating the adjusting screw rods.
8. The rail vehicle car body assembly positioning device of claim 7, wherein: and the adjusting screw rod is also provided with a pair of locking nuts, and the locking nuts are used for limiting the adjusting screw rod to rotate relative to the upper end plate and the supporting bottom plate.
9. The rail vehicle car body assembly positioning device of claim 6, wherein: the guide rod is many to be close to adjusting screw and set up, the length of guide rod is greater than adjusting screw's length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262104.8U CN209812152U (en) | 2019-03-01 | 2019-03-01 | Rail vehicle automobile body final assembly positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262104.8U CN209812152U (en) | 2019-03-01 | 2019-03-01 | Rail vehicle automobile body final assembly positioner |
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| Publication Number | Publication Date |
|---|---|
| CN209812152U true CN209812152U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920262104.8U Active CN209812152U (en) | 2019-03-01 | 2019-03-01 | Rail vehicle automobile body final assembly positioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807780A (en) * | 2019-03-01 | 2019-05-28 | 佛山中车四方轨道车辆有限公司 | A kind of vehicle body of railway vehicle general assembly positioning device |
-
2019
- 2019-03-01 CN CN201920262104.8U patent/CN209812152U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807780A (en) * | 2019-03-01 | 2019-05-28 | 佛山中车四方轨道车辆有限公司 | A kind of vehicle body of railway vehicle general assembly positioning device |
| CN109807780B (en) * | 2019-03-01 | 2024-09-13 | 佛山中车四方轨道车辆有限公司 | Rail vehicle automobile body assembly positioner |
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