CN204711437U - LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner - Google Patents
LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner Download PDFInfo
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- CN204711437U CN204711437U CN201520221815.2U CN201520221815U CN204711437U CN 204711437 U CN204711437 U CN 204711437U CN 201520221815 U CN201520221815 U CN 201520221815U CN 204711437 U CN204711437 U CN 204711437U
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Abstract
The utility model discloses a kind of LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner, its simple structure, the fabrication error of monkey vehicle frame can be reduced, improve the wheel assembly precision of monkey, and then solve " gnawing rail " problem in trolley travelling process.Comprise locating shaft, location-plate, clamp, the two ends of described locating shaft are respectively arranged with locating slot, the locating slot at locating shaft two ends is symmetrical, described location-plate embeds in locating slot, for locating end carriage, location-plate is arranged and is used for the set bolt fixing with end carriage screw thread, it is corresponding with locating slot that the two ends of described locating shaft are respectively arranged with draw-in groove, the draw-in groove at locating shaft two ends is symmetrical, each draw-in groove lays respectively at the outside of corresponding locating slot, described clamp embeds in draw-in groove corresponding with location-plate, clamp is arranged the tight fixed bolt for clamping end carriage, the installing space of end carriage is formed between each clamp and corresponding location-plate.
Description
Technical field
The utility model belongs to crane field, particularly relates to a kind of LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner.
Background technology
LH gourd double-beam bridge crane is a kind of novel crane, different from the double girder crane of routine, and it adopts electric block as lifting mechanism, significantly reduces monkey weight, and then can optimize all parts supporting with it.Along with the continuous lifting of electric block quality, the range of application of hoist double girder crane is more extensive.
At present, hoist crab has four cover wheels and is arranged on respectively on two butt beams.End carriage adopts first weld metal structure, the production method of rear overall milling datum level (in Fig. 1 D face), bore hole.Can ensure the flatness of coxostermum at total length direction and the perpendicularity of wheel installing hole and this plane in every butt beam, because two installing holes of web adopt overall bore hole, the axiality in hole also can well ensure.Due to the restriction of boring machine size, dolly end carriage must first complete and bore hole, afterwards two butt beam assembly weldings are become trolley frame, but in trolley frame assembly welding process, due to factors such as material setting-out error and welding deformations, distance (i.e. trolley span S) between two butt beams and the axiality of both sides wheel installing hole are difficult to ensure, and because wheel end cap and dolly end carriage are for directly to coordinate assembling, substantially do not adjust space, therefore cause when a lot of dolly is in operation and have " gnawing rail " fault to occur.
Utility model content
The purpose of this utility model is to solve both sides wheel installing hole out-of-alignment problem after car frame assembly welding, a kind of LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner is provided, its simple structure, the fabrication error of monkey vehicle frame can be reduced, improve the wheel assembly precision of monkey, and then solve " gnawing rail " problem in trolley travelling process.
The purpose of this utility model is achieved in that
A kind of LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner, comprise locating shaft, location-plate, clamp, the two ends of described locating shaft are respectively used to coordinate with the wheel installing hole on car frame left and right end carriage, the two ends of described locating shaft are respectively arranged with locating slot, the locating slot at locating shaft two ends is symmetrical, described location-plate embeds in locating slot, for locating end carriage, location-plate is arranged and is used for the set bolt fixing with end carriage screw thread, it is corresponding with locating slot that the two ends of described locating shaft are respectively arranged with draw-in groove, the draw-in groove at locating shaft two ends is symmetrical, each draw-in groove lays respectively at the outside of corresponding locating slot, described clamp embeds in draw-in groove corresponding with location-plate, clamp is arranged the tight fixed bolt for clamping end carriage, the installing space of end carriage is formed between each clamp and corresponding location-plate.
In order to location-plate, clamp are positioned on locating shaft effectively, and strengthen location-plate, clamp to the location of end carriage, clamping effect, preferably, described locating slot comprises the location being symmetrically set in locating shaft both sides and divides groove, described location-plate takes the shape of the letter U, and the two-arm of U-shaped location-plate embeds two location respectively and divides groove inner position; Described draw-in groove comprises the card being symmetrically set in locating shaft both sides and divides groove, and described clamp takes the shape of the letter U, and the two-arm of U-shaped clamp embeds two cards respectively and divides groove inner position.
In order to strengthen location-plate, clamp to the location of end carriage, clamping effect, preferably, the quantity of the set bolt on described location-plate is two, and two set bolts are positioned on an arm of location-plate, corresponding with the wheel installing hole on end carriage; The quantity of the tight fixed bolt on described clamp is two, and two tight fixed bolts are symmetrically set in the two-arm of clamp.
In order to adapt to the monkey vehicle frame of plurality of specifications, reduce production cost, preferably, described locating shaft respectively holds locating slot, the quantity of draw-in groove is multiple, forms locating slot group, the pocket set of corresponding various criterion trolley span respectively.
Owing to have employed technique scheme, the utility model has following beneficial effect:
The utility model structure is simple, production cost is lower, and the axiality of distance (i.e. trolley span S) in monkey vehicle frame assembly welding process between two butt beams and both sides wheel installing hole can be ensured, reduce the fabrication error of monkey vehicle frame, improve the wheel assembly precision of monkey, prevent monkey to be in operation appearance fault of " gnawing rail ".
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the K of Fig. 1 is to schematic diagram;
Fig. 3 is the C-C cross-sectional schematic of Fig. 1.
Reference numeral
In accompanying drawing, 1 is locating shaft, and 2 is location-plate, and 3 is clamp, and 4 is locating slot, and 5 is draw-in groove, and 6 is set bolt, and 7 is tight fixed bolt, and 8 is end carriage.
Detailed description of the invention
See Fig. 1 to Fig. 3, for a kind of preferred embodiment of LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner, comprise locating shaft 1, location-plate 2, clamp 3, the two ends of described locating shaft 1 are respectively used to coordinate with the wheel installing hole on car frame left and right end carriage 8, the two ends of described locating shaft 1 are respectively arranged with locating slot 4, the locating slot 4 at locating shaft 1 two ends is symmetrical, described location-plate 2 embeds in locating slot 4, for locating end carriage 8, in the present embodiment, described locating slot 4 comprises the location being symmetrically set in locating shaft 1 both sides and divides groove, described location-plate 2 takes the shape of the letter U, the two-arm of U-shaped location-plate 2 embeds two location respectively and divides groove inner position.Location-plate 2 is arranged and is used for the set bolt 6 fixing with end carriage 8 screw thread, in the present embodiment, the quantity of the set bolt 6 on described location-plate 2 is two, two set bolts 6 are positioned on an arm of location-plate 2, two is distribute up and down on location-plate 2, corresponding with the wheel installing hole on end carriage 8, therefore, do not need to offer screwed hole at end carriage 8 again, reduce operation easier.
It is corresponding with locating slot 4 that the two ends of described locating shaft 1 are respectively arranged with draw-in groove 5, the draw-in groove 5 at locating shaft 1 two ends is symmetrical, each draw-in groove 5 lays respectively at the outside of corresponding locating slot 4, described clamp 3 embeds in draw-in groove 5 corresponding with location-plate 2, in the present embodiment, described draw-in groove 5 comprises the card being symmetrically set in locating shaft 1 both sides and divides groove, and described clamp 3 takes the shape of the letter U, and the two-arm of U-shaped clamp 3 embeds two cards respectively and divides groove inner position.Clamp 3 is arranged the tight fixed bolt 7 for clamping end carriage 8, in the present embodiment, the quantity of the tight fixed bolt 7 on described clamp 3 is two, and two tight fixed bolts 7 are symmetrically set in the two-arm of clamp 3.The installing space of end carriage 8 is formed between each clamp 3 and corresponding location-plate 2.
Preferably, described locating shaft 1 respectively holds upper locating slot 4, the quantity of draw-in groove 5 is multiple, forms locating slot 4 groups, the draw-in groove 5 groups of corresponding various criterion trolley span respectively.
The course of work of the present utility model is as follows:
Two cover LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioners need be comprised, when trolley frame assembly welding, with the wheel installing hole of two locating shafts 1 through end carriage 8 both sides, locating shaft 1 adopts the matching relationship identical with axletree with the wheel installing hole on end carriage 8, then can ensure that the installing hole of both sides in assembly welding process remains coaxial state.In addition, because coxostermum in end carriage 8 is processing datum, when wheel is installed, also adopt this face as the benchmark of located lateral.Therefore can by determining that the distance of both sides datum level ensures trolley span.By coordinating two datum level distance controlling within the scope of allowable error of location-plate 2 and datum level, each location-plate 2 there are two set bolts be used for fixing end carriage 8, then outside two end carriages 8, a clamp 3 is respectively established, clamp 3 is fixed in clamp 3 groove of locating shaft 1, each clamp 3 there are two tight fixed bolts 7 be used for compressing end carriage 8, dismounting positioning tool after assembly welding completes, can ensure axiality and the trolley span of wheel like this, ensures running quality.
What finally illustrate is, above preferred embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, but it will be appreciated by those skilled in the art that and can make various change to it in the form and details, and do not depart from the utility model claims limited range.
Claims (4)
1. a LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner, it is characterized in that: comprise locating shaft, location-plate, clamp, the two ends of described locating shaft are respectively used to coordinate with the wheel installing hole on car frame left and right end carriage, the two ends of described locating shaft are respectively arranged with locating slot, the locating slot at locating shaft two ends is symmetrical, described location-plate embeds in locating slot, for locating end carriage, location-plate is arranged and is used for the set bolt fixing with end carriage screw thread, it is corresponding with locating slot that the two ends of described locating shaft are respectively arranged with draw-in groove, the draw-in groove at locating shaft two ends is symmetrical, each draw-in groove lays respectively at the outside of corresponding locating slot, described clamp embeds in draw-in groove corresponding with location-plate, clamp is arranged the tight fixed bolt for clamping end carriage, the installing space of end carriage is formed between each clamp and corresponding location-plate.
2. LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner according to claim 1, it is characterized in that: described locating slot comprises the location being symmetrically set in locating shaft both sides and divides groove, described location-plate takes the shape of the letter U, and the two-arm of U-shaped location-plate embeds two location respectively and divides groove inner position; Described draw-in groove comprises the card being symmetrically set in locating shaft both sides and divides groove, and described clamp takes the shape of the letter U, and the two-arm of U-shaped clamp embeds two cards respectively and divides groove inner position.
3. LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner according to claim 2, it is characterized in that: the quantity of the set bolt on described location-plate is two, two set bolts are positioned on an arm of location-plate, corresponding with the wheel installing hole on end carriage; The quantity of the tight fixed bolt on described clamp is two, and two tight fixed bolts are symmetrically set in the two-arm of clamp.
4. LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner according to claim 1, it is characterized in that: described locating shaft respectively holds locating slot, the quantity of draw-in groove is multiple, form locating slot group, the pocket set of corresponding various criterion trolley span respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221815.2U CN204711437U (en) | 2015-04-14 | 2015-04-14 | LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221815.2U CN204711437U (en) | 2015-04-14 | 2015-04-14 | LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner |
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| CN204711437U true CN204711437U (en) | 2015-10-21 |
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| CN201520221815.2U Expired - Fee Related CN204711437U (en) | 2015-04-14 | 2015-04-14 | LH gourd double-beam elements analysis of trolley frame of bridge crane assembly welding positioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834645A (en) * | 2016-05-05 | 2016-08-10 | 河南平高电气股份有限公司 | Welding tool for conductive tube welding |
| CN110977332A (en) * | 2019-10-14 | 2020-04-10 | 武汉船用机械有限责任公司 | Manufacturing tool and manufacturing method for top structural part of crane |
| CN112077496A (en) * | 2020-08-31 | 2020-12-15 | 山推工程机械股份有限公司 | Automatic welding system for bulldozer trolley frame |
-
2015
- 2015-04-14 CN CN201520221815.2U patent/CN204711437U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834645A (en) * | 2016-05-05 | 2016-08-10 | 河南平高电气股份有限公司 | Welding tool for conductive tube welding |
| CN110977332A (en) * | 2019-10-14 | 2020-04-10 | 武汉船用机械有限责任公司 | Manufacturing tool and manufacturing method for top structural part of crane |
| CN110977332B (en) * | 2019-10-14 | 2021-06-01 | 武汉船用机械有限责任公司 | Manufacturing tool and manufacturing method for top structural part of crane |
| CN112077496A (en) * | 2020-08-31 | 2020-12-15 | 山推工程机械股份有限公司 | Automatic welding system for bulldozer trolley frame |
| CN112077496B (en) * | 2020-08-31 | 2022-08-26 | 山推工程机械股份有限公司 | Automatic welding system for bulldozer trolley frame |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20180414 |