CN203600121U - Assembly tool of bottom door and opening and closing mechanism - Google Patents
Assembly tool of bottom door and opening and closing mechanism Download PDFInfo
- Publication number
- CN203600121U CN203600121U CN201320676297.4U CN201320676297U CN203600121U CN 203600121 U CN203600121 U CN 203600121U CN 201320676297 U CN201320676297 U CN 201320676297U CN 203600121 U CN203600121 U CN 203600121U
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- bottom door
- switching mechanism
- main shaft
- channel
- assembly tooling
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Abstract
The utility model relates to the technical field of assembly of bottom doors of railway transportation trucks and discloses an assembly tool of a bottom door and opening and closing mechanism. The assembly tool of the bottom door and opening and closing mechanism comprises a first steel channel, four first square pipes which are installed on the two sides of the upper surface of the first steel channel and are mutually symmetrical, second square pipes installed on the first square pipes, datum rod positioning plates installed on the tops of the second square pipes, a bearing seat positioning device and a main shaft positioning device, wherein the bearing seat positioning device and the main shaft positioning device are installed on the upper surface of the first steel channel. The assembly tool of the bottom door and opening and closing mechanism has the advantages of being capable of reducing assembly errors of the bottom door and opening and closing mechanism, simple, practical and the like.
Description
Technical field
The utility model relates to the bottom door mounting technology field of railroad boxcar, in particular, and particularly a kind of bottom door of railroad boxcar and the assembly tooling of switching mechanism.
Background technology
According to open the door (take Australian PN narrow gauge coal hopper car as prototype structure) requirement of bottom door and switching mechanism of self-tipping type railroad boxcar of the end, it comprises that bottom door bearing composition, main shaft composition, bearing composition, bottom door composition, the side of opening the door support and close the parts such as reveal support, in the time of assembling, fitted position and position degree size are all had to requirement.Therefore, how to guarantee that above technical requirement becomes the difficult point of bottom door and switching mechanism assembling.In prior art, general adopt positioning tool separately with the assembling scheme of car body orientation assemble, its existent defect mainly comprise following some: 1, due to the parts of need location by bottom door bearing form, main shaft forms, bearing forms, bottom door plate forms, opens the door, and side supports and closes the parts such as reveal support, for this reason, need to make many cover positioning tools; 2, to be connected difficulty large for each positioning tool and car body, easy damaged car body, and each positioning tool is difficult to avoid existing mutual interference, affects the assembling of parts; 3,, because car body exists manufacturing tolerance, the positioning precision of meeting remote-effects bottom door and switching mechanism parts, makes the bulk between each parts be difficult to guarantee; 4, after bottom door and switching mechanism assembling, also need to adjust dead point amount, the parts of fixing assembling by frock are difficult to meet the needs of adjusting dead point amount; 5, bottom door and switching mechanism parts are installed respectively, all likely produce separately involuntary maneuver, easily occur personal injury accident.Therefore, be necessary that the assembly tooling that designs a kind of novel bottom door and switching mechanism overcomes above technical problem.
Utility model content
The purpose of this utility model is to provide a kind of improve assembling effect, simple and practical bottom door and the assembly tooling of switching mechanism.
In order to solve problem set forth above, the technical solution adopted in the utility model is: the assembly tooling of a kind of bottom door and switching mechanism, it comprises the first channel-section steel, four the first square tubes that are installed on the first channel-section steel upper surface both sides and are mutually symmetrical, be installed on the second square tube in each the first square tube, be installed on the baseline rod location-plate at each the second square tube top, and be installed on bearing seat locating device and the main shaft positioning device of the first channel-section steel upper surface.
According to a preferred embodiment of the present utility model: described bearing seat locating device comprises two bearing block location-plates that are installed on the first channel-section steel upper surface two ends, and the line of two described bearing block location-plates is between four the second square tubes of both sides.
According to a preferred embodiment of the present utility model: described main shaft positioning device comprises two main shaft orientation plates that are installed on the first channel-section steel upper surface two ends, and the line conllinear of four bearing block location-plates of the line of two described main shaft orientation plates and both sides.
According to a preferred embodiment of the present utility model: described two bearing block location-plate upper surfaces, and the upper surface of two main shaft orientation plates is equipped with v-depression, and the angle of each v-depression is 100 °.
According to a preferred embodiment of the present utility model: between a side of four described the second square tubes and the first channel-section steel, reinforcement is all installed.
According to a preferred embodiment of the present utility model: described baseline rod location-plate is L shaped baseline rod location-plate.
According to a preferred embodiment of the present utility model: the upper surface of described the first channel-section steel is also provided with four suspension hooks.
Compared with prior art, the beneficial effects of the utility model are:
1, fitted position tolerance, the form and position tolerance of the parts of special assembly tooling energy Reliable guarantee bottom door of the present utility model and switching mechanism;
2, after the assembling of bottom door and switching mechanism, can directly in special assembly tooling, conveniently adjust entirety and the car bodywork group welding again crossed after dead point amount and bottom door plate fitted position of mechanism, avoid later stage adjustment to cause rigging error;
3, the utility model easily guarantees that the bottom door plate of bottom door and switching mechanism and car body bottom door bell mouth three limit fit clearances are
4, the utility model easily guarantees the rigging error that bottom door bearing composition and car body weld;
5, the utility model can make bottom door and switching mechanism and car body easy to assembly, efficient, and whole assembling process is safe and reliable.
Accompanying drawing explanation
Fig. 1. be the front view of the assembly tooling of bottom door of the present utility model and switching mechanism.
Fig. 2. be the left view of the assembly tooling of bottom door of the present utility model and switching mechanism.
Fig. 3. be spindle positioning structure schematic diagram in the assembly tooling of bottom door of the present utility model and switching mechanism.
Fig. 4. be the assembly tooling bottom bracket location structure schematic diagram of bottom door of the present utility model and switching mechanism.
Description of reference numerals: 1, bearing block location-plate, 2, main shaft orientation plate, 3, reinforcement, 4, baseline rod location-plate, 5, the first channel-section steel, 6, the first square tube, 7, the second square tube, 8, suspension hook, 9, the second channel-section steel.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Consult shown in Fig. 1-Fig. 2, the utility model provides the assembly tooling of a kind of bottom door and switching mechanism, it comprises the first channel-section steel 5, four the first square tubes 6 that are installed on the first channel-section steel 5 upper surface both sides and are mutually symmetrical, be installed on the second square tube 7 in each the first square tube 6, be installed on the baseline rod location-plate 4 at each the second square tube 7 tops, and be installed on bearing seat locating device and the main shaft positioning device of the first channel-section steel 5 upper surfaces.
Concrete, bearing seat locating device comprises two bearing block location-plates 1 that are installed on the first channel-section steel 5 upper surface two ends, and the line of two bearing block location-plates 1 is between four the second square tubes 7 of both sides.And main shaft positioning device comprises two main shaft orientation plates 2 that are installed on the first channel-section steel 5 upper surface two ends, and the line conllinear of four bearing block location-plates 1 of the line of two main shaft orientation plates 2 and both sides.And at two bearing block location-plate 1 upper surfaces, and the upper surface of two main shaft orientation plates 2 is equipped with v-depression, and the angle of each v-depression is 100 °, can facilitate the main shaft composition of bottom door and switching mechanism and the installation that bearing forms.
In the utility model, in order to improve the intensity of whole assembly tooling, between a side of four the second square tubes 7 and the first channel-section steel 5, reinforcement 3 is all installed.And baseline rod location-plate 4 is set for L shaped baseline rod location-plate.At the upper surface of the first channel-section steel 5, four suspension hooks 8 are also installed.
The concrete application of the assembly tooling below in conjunction with accompanying drawing 1-Fig. 4 to bottom door of the present utility model and switching mechanism is described further.
One, the main shaft composition of bottom door and switching mechanism is placed in the V-type groove of main shaft orientation plate 2 at assembly tooling two ends;
Two, the baseline rod of bottom door and switching mechanism is connected with M20 bolt with the corresponding locating hole of baseline rod location-plate 4 in assembly tooling, 4 bottom door bearing compositions of bottom door and switching mechanism are assembled to baseline rod counterface with technique pin, like this, through each datum level of numerical control machining center processing, guarantee accurately location and very little with 4 bottom door bearing organization center carpenters squares of main shaft organization center: 330 ± 1mm, 415+20mm, 1398 ± 1mm and each form and position tolerance;
Three, bottom door plate is connected with 4 bottom door bearing compositions one by one with technique pin, clamps 1mm hassock sheet (guaranteeing bottom door bearing composition and the reliable centering of folding) in folding and bottom door bearing composition simultaneously;
Four, the side of opening the door that bearing composition is housed of bottom door and switching mechanism being supported, close reveal support component is assembled on main shaft composition, and clamp 1.5mm hassock sheet, guarantee these parts and main shaft composition axial location 2～4mm, form with assembly tooling and fix with geometrical clamp.Like this, through the V-type groove locating surface of main shaft orientation plate 2 and the V-type groove locating surface of bearing block location-plate 1 of numerical control machining center processing, guaranteed main shaft composition axle center with bearing group pore-forming center in the situation that of the monolateral 0.6mm of having gap, can reliably assemble concentric;
Five, other parts such as connecting rod A, the B of bottom door and switching mechanism and open and close door arm have been assembled by designing requirement, can carry out easily analog switch door, checked each parts running status and interference situation.By the adjusting bolt in assembly tooling, can conveniently adjust the arm angle of opening the door, to adjust total dead point amount 51.5 ± 3mm and bottom door plate opening angle crossed of bottom door and switching mechanism by designing requirement;
Six, the parts lifting platform that adjustment is completed to the bottom door that is fixed in assembly tooling and switching mechanism is equipped with the bell mouth of car body bottom door, in design, the empty frame work that is convenient to operation enters vehicle bottom and adjusts bottom door plate and car body bottom door bell mouth three limit fit clearance 2+1.5-0.5mm, handled easily work to the bottom door bearing composition of bottom door and switching mechanism, the side of opening the door support, the assemble welding of pass reveal support component and car body;
Seven, the set bolt of the baseline rod location-plate 4 of assembly tooling is unloaded, the baseline rod location-plate of design 4 and frame isolating construction have solved because of bottom door plate interferes and makes the assembly tooling cannot separation problem.Fall lifting platform, displace one by one technique pin on baseline rod with product pin, unload the thick and thick isolation pad of 1.5mm of 1mm, unload baseline rod simultaneously, move accurately and install in the bell mouth of car body bottom door by the good bottom door of adjustment and switching mechanism parts.
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (7)
1. the assembly tooling of a bottom door and switching mechanism, it is characterized in that: comprise the first channel-section steel (5), four the first square tubes (6) that are installed on the first channel-section steel (5) upper surface both sides and are mutually symmetrical, be installed on the second square tube (7) in each the first square tube (6), be installed on the baseline rod location-plate (4) at each the second square tube (7) top, and be installed on bearing seat locating device and the main shaft positioning device of the first channel-section steel (5) upper surface.
2. the assembly tooling of bottom door according to claim 1 and switching mechanism, it is characterized in that: described bearing seat locating device comprises two the bearing block location-plates (1) that are installed on the first channel-section steel (5) upper surface two ends, and the line of two described bearing block location-plates (1) is positioned between four second square tubes (7) of both sides.
3. the assembly tooling of bottom door according to claim 2 and switching mechanism, it is characterized in that: described main shaft positioning device comprises two the main shaft orientation plates (2) that are installed on the first channel-section steel (5) upper surface two ends, and the line conllinear of four bearing block location-plates (1) of the line of two described main shaft orientation plates (2) and both sides.
4. the assembly tooling of bottom door according to claim 3 and switching mechanism, it is characterized in that: described two bearing block location-plates (1) upper surface, and the upper surface of two main shaft orientation plates (2) is equipped with v-depression, and the angle of each v-depression is 100 °.
5. the assembly tooling of bottom door according to claim 3 and switching mechanism, is characterized in that: between a side of four described the second square tubes (7) and the first channel-section steel (5), reinforcement (3) is all installed.
6. the assembly tooling of bottom door according to claim 3 and switching mechanism, is characterized in that: described baseline rod location-plate (4) is L shaped baseline rod location-plate.
7. according to the bottom door described in claim 1-6 any one and the assembly tooling of switching mechanism, it is characterized in that: the upper surface of described the first channel-section steel (5) is also provided with four suspension hooks (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320676297.4U CN203600121U (en) | 2013-10-30 | 2013-10-30 | Assembly tool of bottom door and opening and closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320676297.4U CN203600121U (en) | 2013-10-30 | 2013-10-30 | Assembly tool of bottom door and opening and closing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203600121U true CN203600121U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320676297.4U Expired - Fee Related CN203600121U (en) | 2013-10-30 | 2013-10-30 | Assembly tool of bottom door and opening and closing mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN203600121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909735A (en) * | 2017-12-12 | 2019-06-21 | 中车齐齐哈尔车辆有限公司 | The assembling device and method of hopper wagon bottom door switching mechanism |
-
2013
- 2013-10-30 CN CN201320676297.4U patent/CN203600121U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909735A (en) * | 2017-12-12 | 2019-06-21 | 中车齐齐哈尔车辆有限公司 | The assembling device and method of hopper wagon bottom door switching mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20181030 |
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| CF01 | Termination of patent right due to non-payment of annual fee |