CN202846085U - Tool used for excavator movable arm central box installing and welding - Google Patents
Tool used for excavator movable arm central box installing and welding Download PDFInfo
- Publication number
- CN202846085U CN202846085U CN 201220506737 CN201220506737U CN202846085U CN 202846085 U CN202846085 U CN 202846085U CN 201220506737 CN201220506737 CN 201220506737 CN 201220506737 U CN201220506737 U CN 201220506737U CN 202846085 U CN202846085 U CN 202846085U
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- positioner
- plate
- central box
- plunger
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Abstract
The utility model relates to a tool used for excavator movable arm central box installing and welding. A bottom support device is arranged in the middle of a platform in the length direction, wherein the bottom support device is provided with a bottom support oil cylinder, and a bottom support plate used for supporting the center of a bottom arc plate is arranged at the upper end of a plunger of the bottom support oil cylinder. Centralized positioning devices are respectively and symmetrically arranged on the front side and the rear side of the bottom support device, wherein a centralized positioning oil cylinder is arranged on each centralized positioning device, and a centralized positioning chuck used for clamping two ends of a middle support shaft sleeve is arranged on the end portion of a plunger of each centralized positioning oil cylinder. A left end plate positioning device and a right end plate positioning device are respectively arranged at two ends of the platform in the length direction, wherein a left end plate positioning oil cylinder and a right end plate positioning oil cylinder are respectively arranged on the left end plate positioning device and the right end plate positioning device, plungers of the left end plate positioning oil cylinder and the right end plate positioning oil cylinder protrude out, and a left end plate positioning chuck and a right end plate positioning chuck are respectively arranged on the end portions of the plungers of the left end plate positioning oil cylinder and the right end plate positioning oil cylinder and are used for clamping a left end plate and a right end plate of a central box. The tool used for the excavator movable arm central box installing and welding is capable of positioning every part of the central box conveniently and fast, and time and labor are saved.
Description
Technical field
The utility model relates to a kind of assembling welding fixture, particularly a kind of excavator swing arm central box assembling welding fixture.
Background technology
The structural member of excavator comprises lower frame of excavator, upper vehicle frame, swing arm, dipper and scraper bowl, the rear end of swing arm is connected on the excavator above the vehicle frame by bearing pin, the front end of swing arm is connected by bearing pin with the rear end of dipper, and the front end of dipper is connected by bearing pin with the rear end of scraper bowl.
Excavator swing arm is the important component that transmits motion and power, and can the quality of excavator swing arm performance directly have influence on excavator and work.The front portion of swing arm is the H steel-casting, the middle part of swing arm is the central box assembly, the rear portion of swing arm is the tail steel-casting, three large components weldings form, the cross section of the swing arm structure that is square, the swing arm central box is the circular arc square box shape, changes from small to big gradually to described its cross section of swing arm central box that is positioned at the stage casing in the two ends of slave arm.
The both sides, front and back of central box are respectively front side board and back side panel, the top of biside plate is connected by the top arc plate, the bottom of biside plate is connected by end arc plate, the corner, middle part of biside plate is provided with middle bearing axle sleeve, the left end of central box is provided with first member plate, and the right-hand member of central box is provided with right end plate.
The welding of the assembling between its top arc plate, end arc plate and the biside plate in manufacture process of swing arm central box needs accurately location.Usually use at present easy central box assembly welding frock, rely on skilled old employee's experience to finish, very high to the employee skill requirement, and also the assembly unit size is unstable, and labour intensity is very large.
The utility model content
The purpose of this utility model is, overcomes problems of the prior art, and a kind of excavator swing arm central box assembling welding fixture is provided, and can position each position of central box quickly and easily.
For solving above technical problem, a kind of excavator swing arm central box assembling welding fixture of the present utility model, comprise platform, the middle part of described land lengths direction is provided with base support means, described base support means is provided with axis perpendicular to the bottom support oil cylinder of platform, and the plunger of described bottom support oil cylinder upper end is provided with the bottom support plate at the arc plate center, the end of supporting central box; The front and back bilateral symmetry of described base support means is provided with center positioning device, be respectively equipped with the centralized positioning oil cylinder that axis is parallel to platform on the described center positioning device, the plunger end of described centralized positioning oil cylinder is respectively equipped with the centralized positioning chuck at the middle bearing axle sleeve two ends of clamping central box; The two ends of described land lengths direction are respectively equipped with first member plate positioner and right end plate positioner, described first member plate positioner is provided with the first member plate positional cylinder, and the plunger of described first member plate positional cylinder stretches out to the right and plunger end is provided with the first member plate positioning collet of clamping central box first member plate; Described right end plate positioner is provided with the right end plate positional cylinder, and the plunger of described right end plate positional cylinder stretches out left and plunger end is provided with the right end plate positioning collet of clamping central box right end plate.
With respect to prior art, the utility model has been obtained following beneficial effect: bottom support cylinder action, its plunger promote the bottom support plate and rise, and can hold the end arc plate of central box, make the location, bottom; The centralized positioning cylinder action, its plunger stretches out, two centralized positioning chucks respectively from the both sides, front and back clamp central box bearing axle sleeve two ends, make and obtain the location before and after the central box; The action of first member plate positional cylinder, its plunger stretches out to the right, and the first member plate positioning collet makes the first member plate of central box obtain the location; The action of right end plate positional cylinder, its plunger stretches out left, and the right end plate positioning collet makes the right end plate of central box obtain the location; The operation of central box all directions holds out against as long as controlling each oil cylinder by the keying oil pressure valve can realize, and is time saving and energy saving.
As improvement of the present utility model, the arc plate left part below, the end of described central box is provided with the lower-left positioner, described lower-left positioner is provided with the lower-left positional cylinder, and the plunger head of described lower-left positional cylinder is provided with the lower-left positioning collet that withstands arc plate lower left quarter at the bottom of the central box; The arc plate right part below, the end of described central box is provided with the bottom right positioner, and described bottom right positioner is provided with the bottom right positional cylinder, and the plunger head of described bottom right positional cylinder is provided with the bottom right positioning collet that withstands arc plate right lower quadrant at the bottom of the central box.The action of lower-left positional cylinder, lower-left positioning collet can be withstood the lower left quarter of arc plate at the bottom of the central box, make the lower left quarter of end arc plate obtain the location; The action of bottom right positional cylinder, bottom right positioning collet can be withstood the right lower quadrant of arc plate at the bottom of the central box, make the right lower quadrant of end arc plate obtain the location.
As improvement of the present utility model, bilateral symmetry is provided with the upper left positioner of side plate before and after the left end of described central box, the upper left positioner of described side plate is respectively equipped with the upper left positional cylinder of side plate, and the plunger end of the upper left positional cylinder of described side plate is respectively equipped with the upper left positioning collet of the side plate of pushing down the biside plate upper left quarter; Bilateral symmetry is provided with the upper right positioner of side plate before and after the right-hand member of described central box, the upper right positioner of described side plate is respectively equipped with the upper right positional cylinder of side plate, and the plunger end of the upper right positional cylinder of described side plate is respectively equipped with the upper right positioning collet of the side plate of pushing down the biside plate upper right quarter.The upper left positional cylinder action of biside plate, the upper left quarter of side plate before and after the upper left positioning collet of biside plate can compress respectively, the upper left quarter of side plate obtains the location before and after making; The upper right positional cylinder action of biside plate, the upper right quarter of side plate before and after the upper right positioning collet of biside plate can compress respectively, the upper right quarter of side plate obtains the location before and after making.
As improvement of the present utility model, be provided with side plate left positioner device between described center positioning device and the upper left positioner of described side plate, described side plate left positioner device is provided with side plate left positioner oil cylinder, and the plunger end of described side plate left positioner oil cylinder is respectively equipped with the side plate left positioner chuck in clamping biside plate left side; Be provided with side plate right positioner device between described center positioning device and the upper right positioner of described side plate, described side plate right positioner device is provided with side plate right positioner oil cylinder, and the plunger end of described side plate right positioner oil cylinder is respectively equipped with the side plate right positioner chuck on clamping biside plate right side.Biside plate left positioner cylinder action, the left side of side plate before and after biside plate left positioner chuck can clamp from fore-and-aft direction respectively, further locate in the left side of side plate before and after making; Biside plate right positioner cylinder action, the right side of side plate before and after biside plate right positioner chuck can clamp from fore-and-aft direction respectively, further locate on the right side of side plate before and after making.
As improvement of the present utility model, the both sides, front and back of described central box side plate left end head are respectively equipped with side plate left end positioner, described side plate left end positioner is provided with side plate left end positional cylinder, and the plunger end of described side plate left end positional cylinder is respectively equipped with the side plate left end positioning collet of clamping biside plate left part; The both sides, front and back of described central box side plate right-hand member head are respectively equipped with side plate right-hand member positioner, described side plate right-hand member positioner is provided with side plate right-hand member positional cylinder, and the plunger end of described side plate right-hand member positional cylinder is respectively equipped with the side plate right-hand member positioning collet of clamping biside plate right part.The action of biside plate left end positional cylinder, the left end head of side plate before and after biside plate left end positioning collet can clamp from fore-and-aft direction respectively, the left end head of side plate location before and after making; The action of biside plate right-hand member positional cylinder, the right-hand member head of side plate before and after biside plate right-hand member positioning collet can clamp from fore-and-aft direction respectively, the right-hand member head of side plate location before and after making.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail, accompanying drawing only provides reference and explanation usefulness, and is non-in order to limit the utility model.
Fig. 1 is the front view of the utility model excavator swing arm central box assembling welding fixture.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the stereogram of Fig. 1.
Fig. 4 is the working state figure of the utility model excavator swing arm central box assembling welding fixture.
Among the figure: 1. platform; 2. center positioning device; 2a. centralized positioning chuck; 3. base support means; 3a. bottom support plate; 4. first member plate positioner; 4a. first member plate positioning collet; 5. right end plate positioner; 5a. right end plate positioning collet; 6. lower-left positioner; 6a. lower-left positioning collet; 7. bottom right positioner; 7a. bottom right positioning collet; 8. the upper left positioner of side plate; 8a. the upper left positioning collet of side plate; 9. the upper right positioner of side plate; 9a. the upper right positioning collet of side plate; 10. side plate left positioner device; 10a. side plate left positioner chuck; 11. side plate right positioner device; 11a. side plate right positioner chuck; 12. side plate left end positioner; 12a. side plate left end positioning collet; 13. side plate right-hand member positioner; 13a. side plate right-hand member positioning collet; 14. central box; 14a. front side board; 14b. back side panel; 14c. first member plate; 14d. right end plate; 14e. middle bearing axle sleeve.
The specific embodiment
As shown in Figure 1 to Figure 3, excavator swing arm central box assembling welding fixture of the present utility model, comprise platform 1, the middle part of platform 1 length direction is provided with base support means 3, base support means 3 is provided with axis perpendicular to the bottom support oil cylinder of platform, and the plunger of bottom support oil cylinder upper end is provided with the bottom support plate 3a at the arc plate center, the end of supporting central box 14.
The front and back bilateral symmetry of base support means 3 is provided with center positioning device 2, be respectively equipped with the centralized positioning oil cylinder that axis is parallel to platform on the center positioning device 2, the plunger end of centralized positioning oil cylinder is respectively equipped with the centralized positioning chuck 2a at the middle bearing axle sleeve two ends of clamping central box 14; The two ends of land lengths direction are respectively equipped with first member plate positioner 4 and right end plate positioner 5, first member plate positioner 4 is provided with the first member plate positional cylinder, and the plunger of first member plate positional cylinder stretches out to the right and plunger end is provided with the first member plate positioning collet 4a of clamping central box first member plate; Right end plate positioner 5 is provided with the right end plate positional cylinder, and the plunger of right end plate positional cylinder stretches out left and plunger end is provided with the right end plate positioning collet 5a of clamping central box right end plate.
The arc plate left part below, the end of central box is provided with lower-left positioner 6, and lower-left positioner 6 is provided with the lower-left positional cylinder, and the plunger head of lower-left positional cylinder is provided with the lower-left positioning collet 6a that withstands arc plate lower left quarter at the bottom of the central box; The arc plate right part below, the end of central box is provided with bottom right positioner 7, and bottom right positioner 7 is provided with the bottom right positional cylinder, and the plunger head of bottom right positional cylinder is provided with the bottom right positioning collet 7a that withstands arc plate right lower quadrant at the bottom of the central box.
Bilateral symmetry is provided with the upper left positioner 8 of side plate before and after the left end of central box 14, the upper left positioner 8 of side plate is respectively equipped with the upper left positional cylinder of side plate, and the plunger end of the upper left positional cylinder of side plate is respectively equipped with the upper left positioning collet 8a of the side plate of pushing down the biside plate upper left quarter; Bilateral symmetry is provided with the upper right positioner 9 of side plate before and after the right-hand member of central box, the upper right positioner 9 of side plate is respectively equipped with the upper right positional cylinder of side plate, and the plunger end of the upper right positional cylinder of side plate is respectively equipped with the upper right positioning collet 9a of the side plate of pushing down the biside plate upper right quarter.
Be provided with side plate left positioner device 10 between the upper left positioner 8 of center positioning device 2 and side plate, side plate left positioner device 10 is provided with side plate left positioner oil cylinder, and the plunger end of side plate left positioner oil cylinder is respectively equipped with the side plate left positioner chuck 10a in clamping biside plate left side.
Be provided with side plate right positioner device 11 between the upper right positioner 9 of center positioning device 2 and side plate, side plate right positioner device 11 is provided with side plate right positioner oil cylinder, and the plunger end of side plate right positioner oil cylinder is respectively equipped with the side plate right positioner chuck 11a on clamping biside plate right side.
The both sides, front and back of central box side plate left end head are respectively equipped with side plate left end positioner 12, side plate left end positioner 12 is provided with side plate left end positional cylinder, and the plunger end of side plate left end positional cylinder is respectively equipped with the side plate left end positioning collet 12a of clamping biside plate left part; The both sides, front and back of central box side plate right-hand member head are respectively equipped with side plate right-hand member positioner 13, side plate right-hand member positioner 13 is provided with side plate right-hand member positional cylinder, and the plunger end of side plate right-hand member positional cylinder is respectively equipped with the side plate right-hand member positioning collet 13a of clamping biside plate right part.
As shown in Figure 4, the both sides, front and back of central box 14 are respectively front side board 14a and back side panel 14b, the top of biside plate is connected by the top arc plate, the bottom of biside plate is connected by end arc plate, the corner, middle part of biside plate is provided with middle bearing axle sleeve 14e, the left end of central box is provided with first member plate 14c, and the right-hand member of central box is provided with right end plate 14d.
During operation, by opening and closing oil pressure valve control bottom support cylinder action, its plunger promotes bottom support plate 3a and rises, and can hold the end arc plate of central box, makes the location, bottom; The centralized positioning cylinder action, its plunger stretches out, two centralized positioning chuck 2a respectively from the both sides, front and back clamp central box bearing axle sleeve two ends, make and obtain the location before and after the central box; The action of first member plate positional cylinder, its plunger stretches out to the right, and first member plate positioning collet 4a makes the first member plate of central box obtain the location; The action of right end plate positional cylinder, its plunger stretches out left, and right end plate positioning collet 5a makes the right end plate of central box obtain the location.
By opening and closing the positional cylinder action of oil pressure valve control lower-left, lower-left positioning collet 6a can withstand the lower left quarter of arc plate at the bottom of the central box, makes the lower left quarter of end arc plate obtain the location; The action of bottom right positional cylinder, bottom right positioning collet 7a can withstand the right lower quadrant of arc plate at the bottom of the central box, makes the right lower quadrant of end arc plate obtain the location.
By opening and closing the upper left positional cylinder action of oil pressure valve control biside plate, the upper left quarter of side plate before and after the upper left positioning collet 8a of biside plate can compress respectively makes the upper left quarter of front and back side plate obtain the location; The upper right positional cylinder action of biside plate, the upper right quarter of side plate before and after the upper right positioning collet 9a of biside plate can compress respectively, the upper right quarter of side plate obtains the location before and after making.
By opening and closing oil pressure valve control biside plate left positioner cylinder action, side plate before and after biside plate left positioner chuck 10a can clamp from fore-and-aft direction is respectively further located the left side of front and back side plate.Biside plate right positioner cylinder action, side plate before and after biside plate right positioner chuck 11a can clamp from fore-and-aft direction respectively, further locate on the right side of side plate before and after making.
The action of biside plate left end positional cylinder, the left end head of side plate before and after biside plate left end positioning collet 12a can clamp from fore-and-aft direction respectively, the left end head of side plate location before and after making; The action of biside plate right-hand member positional cylinder, the right-hand member head of side plate before and after biside plate right-hand member positioning collet 13a can clamp from fore-and-aft direction respectively, the right-hand member head of side plate location before and after making.
The central box of several different sizes has been shown among Fig. 1, and this frock can adapt to the assembly welding of the swing arm central box of at least five kinds of sizes.
The above only is the better possible embodiments of the utility model, and is non-so limit to scope of patent protection of the present utility model.In addition to the implementation, the utility model can also have other embodiments, can adopt cylinder to replace etc. such as oil cylinder.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (5)
1. excavator swing arm central box assembling welding fixture, comprise platform, it is characterized in that: the middle part of described land lengths direction is provided with base support means, described base support means is provided with axis perpendicular to the bottom support oil cylinder of platform, and the plunger of described bottom support oil cylinder upper end is provided with the bottom support plate at the arc plate center, the end of supporting central box; The front and back bilateral symmetry of described base support means is provided with center positioning device, be respectively equipped with the centralized positioning oil cylinder that axis is parallel to platform on the described center positioning device, the plunger end of described centralized positioning oil cylinder is respectively equipped with the centralized positioning chuck at the middle bearing axle sleeve two ends of clamping central box; The two ends of described land lengths direction are respectively equipped with first member plate positioner and right end plate positioner, described first member plate positioner is provided with the first member plate positional cylinder, and the plunger of described first member plate positional cylinder stretches out to the right and plunger end is provided with the first member plate positioning collet of clamping central box first member plate; Described right end plate positioner is provided with the right end plate positional cylinder, and the plunger of described right end plate positional cylinder stretches out left and plunger end is provided with the right end plate positioning collet of clamping central box right end plate.
2. excavator swing arm central box assembling welding fixture according to claim 1, it is characterized in that: the arc plate left part below, the end of described central box is provided with the lower-left positioner, described lower-left positioner is provided with the lower-left positional cylinder, and the plunger head of described lower-left positional cylinder is provided with the lower-left positioning collet that withstands arc plate lower left quarter at the bottom of the central box; The arc plate right part below, the end of described central box is provided with the bottom right positioner, and described bottom right positioner is provided with the bottom right positional cylinder, and the plunger head of described bottom right positional cylinder is provided with the bottom right positioning collet that withstands arc plate right lower quadrant at the bottom of the central box.
3. excavator swing arm central box assembling welding fixture according to claim 1, it is characterized in that: bilateral symmetry is provided with the upper left positioner of side plate before and after the left end of described central box, the upper left positioner of described side plate is respectively equipped with the upper left positional cylinder of side plate, and the plunger end of the upper left positional cylinder of described side plate is respectively equipped with the upper left positioning collet of the side plate of pushing down the biside plate upper left quarter; Bilateral symmetry is provided with the upper right positioner of side plate before and after the right-hand member of described central box, the upper right positioner of described side plate is respectively equipped with the upper right positional cylinder of side plate, and the plunger end of the upper right positional cylinder of described side plate is respectively equipped with the upper right positioning collet of the side plate of pushing down the biside plate upper right quarter.
4. excavator swing arm central box assembling welding fixture according to claim 1, it is characterized in that: be provided with side plate left positioner device between described center positioning device and the upper left positioner of described side plate, described side plate left positioner device is provided with side plate left positioner oil cylinder, and the plunger end of described side plate left positioner oil cylinder is respectively equipped with the side plate left positioner chuck in clamping biside plate left side; Be provided with side plate right positioner device between described center positioning device and the upper right positioner of described side plate, described side plate right positioner device is provided with side plate right positioner oil cylinder, and the plunger end of described side plate right positioner oil cylinder is respectively equipped with the side plate right positioner chuck on clamping biside plate right side.
5. excavator swing arm central box assembling welding fixture according to claim 1, it is characterized in that: the both sides, front and back of described central box side plate left end head are respectively equipped with side plate left end positioner, described side plate left end positioner is provided with side plate left end positional cylinder, and the plunger end of described side plate left end positional cylinder is respectively equipped with the side plate left end positioning collet of clamping biside plate left part; The both sides, front and back of described central box side plate right-hand member head are respectively equipped with side plate right-hand member positioner, described side plate right-hand member positioner is provided with side plate right-hand member positional cylinder, and the plunger end of described side plate right-hand member positional cylinder is respectively equipped with the side plate right-hand member positioning collet of clamping biside plate right part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220506737 CN202846085U (en) | 2012-09-29 | 2012-09-29 | Tool used for excavator movable arm central box installing and welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220506737 CN202846085U (en) | 2012-09-29 | 2012-09-29 | Tool used for excavator movable arm central box installing and welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202846085U true CN202846085U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220506737 Expired - Fee Related CN202846085U (en) | 2012-09-29 | 2012-09-29 | Tool used for excavator movable arm central box installing and welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202846085U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695591A (en) * | 2019-10-23 | 2020-01-17 | 杜宗英 | High-efficient accurate welding mould of belt feeder baffle box |
| CN112404814A (en) * | 2020-11-10 | 2021-02-26 | 武船重型工程股份有限公司 | Flexible clamping mechanism and fixing method for steel bridge stand column structure |
-
2012
- 2012-09-29 CN CN 201220506737 patent/CN202846085U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695591A (en) * | 2019-10-23 | 2020-01-17 | 杜宗英 | High-efficient accurate welding mould of belt feeder baffle box |
| CN112404814A (en) * | 2020-11-10 | 2021-02-26 | 武船重型工程股份有限公司 | Flexible clamping mechanism and fixing method for steel bridge stand column structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20130929 |