CN220093571U - Upper center positioning device of side wall steel structure door of railway vehicle - Google Patents
Upper center positioning device of side wall steel structure door of railway vehicle Download PDFInfo
- Publication number
- CN220093571U CN220093571U CN202321388712.6U CN202321388712U CN220093571U CN 220093571 U CN220093571 U CN 220093571U CN 202321388712 U CN202321388712 U CN 202321388712U CN 220093571 U CN220093571 U CN 220093571U
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- Prior art keywords
- positioning device
- side wall
- telescopic part
- lifting mechanism
- center positioning
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 34
- 239000010959 steel Substances 0.000 title claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000010276 construction Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 7
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 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
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Automatic Assembly (AREA)
Abstract
The utility model discloses a central positioning device at the upper part of a steel structural door of a side wall of a railway vehicle, which belongs to the technical field of auxiliary tools for assembly of parts of railway vehicles; the lifting mechanism is fixedly connected to the upper part of the base and is configured to be capable of lifting or falling along a vertical axis; the positioning piece is formed on one side of the positioning piece, the positioning piece is fixedly connected to the top end of the lifting mechanism, so that the lifting mechanism is lifted, the positioning piece is lifted to the height of the material piece and is in abutting contact with the side wall of the material piece through the positioning piece.
Description
Technical Field
The utility model relates to the technical field of auxiliary tools for assembly of rail transit vehicle parts, in particular to a center positioning device for the upper part of a side wall steel structure door of a rail transit vehicle.
Background
The side wall steel structure is one of four parts of the stainless steel urban railway vehicle, and is divided into a one-position side wall steel structure and a two-position side wall steel structure, and when the side wall steel structure is in a side wall synthesis process, a doorway assembly and a block side wall assembly are required to be welded;
at present, in the production process, a two-position side wall is assembled and welded on a tool with the same structure, and the reasons such as manual measurement precision, the size tolerance of the parts such as a gate and a block side wall are easy to cause inconsistent between the gate space size of the one-position side wall and the two-position side wall steel structure and the size of the end gate and the side wall edge, so that the subsequent in-vehicle small part working procedure and the mounting difficulty of the in-built material part are increased, the repeated measurement and adjustment of the individual material part are needed, and the working procedure period is increased.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a central positioning device for the upper part of a side wall steel structure door of a railway vehicle, which can ensure that the positioning of the door opening components of one-position side and two-position side wall steel structures is consistent with the total assembly procedure, reduce the influence of manual intervention, improve the assembly efficiency of the door opening components, and definitely position the upper part of the door formed by the door openings to provide data for a subsequent digital workshop.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model discloses a center positioning device for the upper part of a steel structural door of a side wall of a railway vehicle, which comprises the following components:
the base can be fixedly connected with the foundation;
the lifting mechanism is fixedly connected to the upper part of the base and is configured to be capable of lifting or falling along a vertical axis;
and one side of the positioning piece is provided with a positioning surface, and the top end of the lifting mechanism is fixedly connected with the positioning piece so that the lifting mechanism is lifted, and the positioning piece is lifted to the height of the material piece and is in abutting contact with the side wall of the material piece through the positioning surface.
Further, the lifting mechanism is a secondary lifting mechanism.
Further, the lifting mechanism comprises a support, a first-stage telescopic part and a second-stage telescopic part, wherein the first-stage telescopic part is in sliding connection with the support through a guide rail, and the second-stage telescopic part is in sliding connection with the first-stage telescopic part through the guide rail;
locking components are arranged between the support and the primary telescopic part, between the primary telescopic part and the secondary telescopic part, and the support is fixedly connected with the primary telescopic part, the primary telescopic part and the secondary telescopic part through the locking components.
Further, the locking part comprises a locating pin and a locating hole connected with the locating pin in a plugging mode, and the locating hole is formed in the top end of the support, the two ends of the primary telescopic part and the bottom end of the secondary telescopic part.
Further, the first-stage telescopic part is of a split structure and comprises frame bodies symmetrically arranged on two sides of the support.
Further, the top end of the frame body is fixedly connected with a limiting plate, and the limiting plate is in propping contact with the top end of the support.
Further, the second-level telescopic part comprises frame bodies symmetrically arranged on two sides of the support, a connecting plate is fixedly connected between the two frame bodies, and the two frame bodies are fixedly connected with the positioning piece through the connecting plate.
Furthermore, the lifting mechanism is biased at one end of the base, and a connecting hole is formed in the end, away from the lifting mechanism, of the base.
Further, the locating piece is configured as an L-shaped plate, and the side surfaces of the horizontal section and the vertical section of the L-shaped plate are the locating surfaces.
Further, the locating piece further comprises a reinforcing rib, and the connecting position of the horizontal section and the vertical section of the L-shaped plate of the locating piece is fixedly connected with the reinforcing rib.
In the technical scheme, the upper center positioning device for the side wall steel structure door of the railway vehicle has the beneficial effects that:
the central positioning device designed by the utility model realizes the clear positioning of the upper position of the door formed by the door openings, improves the consistency of the two sides of the side wall steel structure, effectively improves the assembly efficiency and precision of the side wall steel structure, and greatly shortens the process beats.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is an isometric view of a rail vehicle side wall steel structure door upper center positioning device in use;
FIG. 2 is an isometric view of a center locating device at the upper part of a steel structural door of a side wall of a railway vehicle, which is disclosed by the utility model;
FIG. 3 is a front view of a center positioning device at the upper part of a steel structural door of a side wall of a railway vehicle;
fig. 4 is an exploded view of a centering device at the upper part of a steel structural door of a side wall of a railway vehicle.
Reference numerals illustrate:
a base 10;
a lifting mechanism 20; a support 21; a first-stage expansion/contraction section 22; a secondary expansion section 23; a guide rail 24; a limiting plate 25; a connection plate 26; a positioning pin 27;
a positioning member 30; a positioning surface 31;
a material 40;
a substrate 50.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
See fig. 1, 2;
the utility model discloses a center positioning device for the upper part of a side wall steel structure door of a railway vehicle, which comprises the following components:
a base 10 which can be fixedly connected with a foundation;
a lifting mechanism 20 fixedly connected to an upper portion of the base 10, the lifting mechanism 20 being configured to be capable of lifting or lowering along a vertical axis;
and one side of the positioning piece 30 is provided with a positioning surface 31, and the top end of the lifting mechanism 20 is fixedly connected with the positioning piece 30 so that the lifting mechanism 20 is lifted, and the positioning piece 30 is lifted to the height of the material piece 40 and is abutted against the side wall of the material piece 40 through the positioning surface 31.
Specifically, the positioning device comprises a base 10, a lifting mechanism 20 and a positioning piece 30, wherein the lifting mechanism 20 is fixedly connected with a foundation through the base 10, the positioning piece 30 is fixedly connected to the upper part of the base 10, the lifting mechanism 20 is utilized to lift the lifting mechanism 20, the positioning piece 30 is driven to rise to the height of a material piece, the material piece is a welding position formed by a gate, the positioning piece 30 is abutted against a side wall formed by the gate through a positioning surface 31, the central position of the upper part of the gate formed by the gate is determined, the dimensional accuracy of positioning is controlled within 0.5mm, the positioning device has high stability, and can be used for repeated positioning;
preferably, the lifting mechanism 20 is a secondary lifting mechanism, and the lifting mechanism 20 is arranged as the secondary lifting mechanism so as to be convenient for lowering the whole height of the positioning device, so that interference of the positioning device with the side wall assembly spot welding equipment at the upper part of the door can be effectively avoided when the positioning device is contracted;
see fig. 2-4;
preferably, the lifting mechanism 20 comprises a support 21, a primary telescopic part 22 which is in sliding connection with the support 21 through a guide rail 23, and a secondary telescopic part 23 which is in sliding connection with the primary telescopic part 22 through the guide rail 23;
locking components are arranged between the support 21 and the primary telescopic part 22, and between the primary telescopic part 22 and the secondary telescopic part 23, and the support 21 and the primary telescopic part 22, and the primary telescopic part 22 and the secondary telescopic part 23 are fixedly connected through the locking components, so that the lifting height of the lifting mechanism 20 is locked through the locking components, and the locking components are symmetrically distributed on two sides of the primary telescopic part 22 and the secondary telescopic part 23.
See fig. 4;
preferably, the locking component comprises a locating pin 27 and locating holes connected with the locating pin 27 in a plugging manner, the top end of the support 21, two ends of the primary telescopic part 22 and the bottom end of the secondary telescopic part 23 are provided with locating holes, the two locating pins 27 comprise two locating pins 27, the primary telescopic part 23 is lifted up and corresponds to the locating hole at the top end of the primary telescopic part 22 when the locking component is used, the primary telescopic part 22 and the secondary telescopic part 23 are fixedly connected in the first locating pin 27 and the two locating holes, the secondary telescopic part 23 is pulled upwards, the primary telescopic part 22 stretches out of the support 21, the locating hole at the bottom end of the primary telescopic part 22 corresponds to the locating hole at the top end of the support 21, and the second locating pin 27 is plugged into the two locating holes to fixedly connect the primary telescopic part 22 and the support 21.
See fig. 3, 4;
preferably, the first-stage telescopic part 22 is in a split structure and comprises frame bodies symmetrically arranged at two sides of the support 21, in the structure, the first-stage telescopic part 22 is in a split structure, and the main body of the first-stage telescopic part 22 is the frame body, so that the weight of the positioning device can be effectively controlled in a lowering way, and the positioning device is convenient to design in a lightweight way;
see fig. 2, 4;
preferably, the top end of the frame body is fixedly connected with a limiting plate 25, and the limiting plate 25 is in propping contact with the top end of the support 21, so that the first-stage telescopic part 22 is contracted to the limit position;
see fig. 2, 4;
preferably, the secondary telescopic part 23 comprises frame bodies symmetrically arranged at two sides of the support 21, in the structure, the weight of the positioning device can be further effectively controlled by taking the body of the secondary telescopic part 23 as the frame body, a connecting plate 26 is fixedly connected between the two frame bodies, and the two frame bodies are fixedly connected with the positioning piece 30 through the connecting plate 26 and bear the positioning piece 30.
See fig. 2;
preferably, the lifting mechanism 20 is biased at one end of the base 10, and a connecting hole is formed at the end of the base 10 away from the lifting mechanism 20. The lifting mechanism 20 is biased at one end of the base 10 so that the base 10 extends towards the direction of the base plate 50 arranged on the foundation, and the tail end of the base 10 is fixedly connected with the base plate 50 through the connecting hole, so that the position of the center positioning device is fixed, and the positioning accuracy of the center positioning device is ensured.
See fig. 2;
preferably, the structure of setting element 30 is L template, and specific this setting element 30 is 90L templates, and the side surface of L template horizontal segment and vertical section is locating surface 31, and L template horizontal segment and vertical section hookup location have linked firmly the strengthening rib, make this setting element 30 form triangle-shaped structure, effectively improve this setting element 30 structural strength, prolong its life.
In the technical scheme, the upper center positioning device of the side wall steel structure door of the railway vehicle is provided by the utility model;
the using method comprises the following steps: when the door opening is assembled, the positioning device is fixed at a well-determined position of the foundation, the lifting mechanism 20 is extended to the highest position, and the primary telescopic part 22 and the secondary telescopic part 23 are fixed. The center of the lower part of the door assembly is positioned according to the tooling, and the center of the upper part of the door assembly is positioned according to the positioning surface 31 of the positioning piece 30 on the upper part of the door assembly center positioning device. After the assembly is completed, the device is retracted;
the beneficial effects are that: through this central positioner, realized definitely locating the door upper portion position that the gate is constituteed, improved side wall steel construction both sides uniformity, effectively improved side wall steel construction's group to efficiency and precision, greatly shortened process beat, this positioner can enough satisfy the size location requirement of part, has satisfied lightweight, simplification design requirement again, and the commonality is good, can be applicable to the side wall steel construction assembly welding of multiple motorcycle type.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. The utility model provides a rail vehicle side wall steel construction door upper portion center positioning device which characterized in that includes:
a base (10) which can be fixedly connected to a foundation;
a lifting mechanism (20) fixedly connected to the upper part of the base (10), the lifting mechanism (20) being configured to be capable of lifting or lowering along a vertical axis;
and one side of the positioning piece (30) is provided with a positioning surface (31), and the top end of the lifting mechanism (20) is fixedly connected with the positioning piece (30), so that the lifting mechanism (20) is lifted, and the positioning piece (30) is lifted to the height of the material piece (40) and is in abutting contact with the side wall of the material piece (40) through the positioning surface (31).
2. The center positioning device for the upper part of a steel structural door of a side wall of a railway vehicle according to claim 1, wherein the center positioning device comprises;
the lifting mechanism (20) is a secondary lifting mechanism.
3. The center positioning device for the upper part of the steel structural door of the side wall of the railway vehicle according to claim 2, wherein the center positioning device comprises a bracket and a bracket;
the lifting mechanism (20) comprises a support (21), a first-stage telescopic part (22) which is in sliding connection with the support (21) through a guide rail (23), and a second-stage telescopic part (23) which is in sliding connection with the first-stage telescopic part (22) through the guide rail (23);
locking components are arranged between the support (21) and the first-stage telescopic part (22), between the first-stage telescopic part (22) and the second-stage telescopic part (23), and the support (21) and the first-stage telescopic part (22), the first-stage telescopic part (22) and the second-stage telescopic part (23) are fixedly connected through the locking components.
4. A rail vehicle side wall steel structure door upper center positioning device according to claim 3, wherein;
the locking part comprises a locating pin (27) and a locating hole connected with the locating pin (27) in an inserting and pulling mode, and the locating holes are formed in the top end of the support (21), the two ends of the primary telescopic part (22) and the bottom end of the secondary telescopic part (23).
5. A rail vehicle side wall steel structure door upper center positioning device according to claim 3, wherein;
the primary telescopic part (22) is of a split structure and comprises frame bodies symmetrically arranged on two sides of the support (21).
6. The rail vehicle side wall steel structure door upper center positioning device according to claim 5, wherein;
the top end of the frame body is fixedly connected with a limiting plate (25), and the limiting plate (25) is in propping contact with the top end of the support (21).
7. A rail vehicle side wall steel structure door upper center positioning device according to claim 3, wherein;
the secondary telescopic part (23) comprises frame bodies symmetrically arranged on two sides of the support (21), a connecting plate (26) is fixedly connected between the two frame bodies, and the two frame bodies are fixedly connected with the positioning piece (30) through the connecting plate (26).
8. The center positioning device for the upper part of a steel structural door of a side wall of a railway vehicle according to claim 1, wherein the center positioning device comprises;
the lifting mechanism (20) is biased at one end of the base (10), and a connecting hole is formed in the end, away from the lifting mechanism (20), of the base (10).
9. The center positioning device for the upper part of a steel structural door of a side wall of a railway vehicle according to claim 1, wherein the center positioning device comprises;
the positioning piece (30) is configured as an L-shaped plate, and the side surfaces of the horizontal section and the vertical section of the L-shaped plate are the positioning surfaces (31).
10. The center positioning device for the upper part of the steel structural door of the side wall of the railway vehicle according to claim 9, wherein the center positioning device comprises a bracket and a bracket;
the locating piece (30) further comprises a reinforcing rib, and the connecting position of the horizontal section and the vertical section of the L-shaped plate of the locating piece (30) is fixedly connected with the reinforcing rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321388712.6U CN220093571U (en) | 2023-06-02 | 2023-06-02 | Upper center positioning device of side wall steel structure door of railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321388712.6U CN220093571U (en) | 2023-06-02 | 2023-06-02 | Upper center positioning device of side wall steel structure door of railway vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220093571U true CN220093571U (en) | 2023-11-28 |
Family
ID=88841387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321388712.6U Active CN220093571U (en) | 2023-06-02 | 2023-06-02 | Upper center positioning device of side wall steel structure door of railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220093571U (en) |
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2023
- 2023-06-02 CN CN202321388712.6U patent/CN220093571U/en active Active
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