CN102632415B - Tee-joint clamping and positioning device - Google Patents
Tee-joint clamping and positioning device Download PDFInfo
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- CN102632415B CN102632415B CN201210133387.9A CN201210133387A CN102632415B CN 102632415 B CN102632415 B CN 102632415B CN 201210133387 A CN201210133387 A CN 201210133387A CN 102632415 B CN102632415 B CN 102632415B
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- base plate
- threeway
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- clamping
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Abstract
The invention discloses a tee-joint clamping and positioning device which comprises a clamping device and a positioning base, wherein the clamping device is used for clamping and fixing a tee joint on a base plate; the positioning base is fixed on the base plate and comprises a first positioning device used for fixing a straight pipe of the tee joint and a second positioning device used for fixing the branch pipes of the tee joint; the first positioning device and the second positioning device are both fixed on the base plate; and the straight pipe and the branch pipes of the tee joint are positioned in the same plane. The tee-joint clamping and positioning device disclosed by the invention is characterized in that a large quantity of inclined plug iron is not needed, and the V-shaped opening design structure in the support plate can be used for rapidly positioning the tee joint, thus the clamping time is greatly shortened, and the quality of the products is guaranteed while the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of clamping and positioning device, particularly relate to a kind of threeway clamping and positioning device.
Background technology
At present, all threeway is related in boiler header, pipeline.As shown in Figure 1, after threeway 1 is put on boring machine workbench 4, prior art only uses oblique gag 2 and clamping device 3 ', clamping device 5, completes the operation that is fixedly clamped to threeway 1, make threeway 1 be fixed on boring table face 4, namely boring processing is carried out to threeway groove.Adopt this kind of method, the outer surface roundness tolerance by threeway 1 affects (threeway is compressing), and the clamping of threeway 1 on boring table 4 length consuming time, affects production and processing efficiency.And existing threeway Set and Positioning trueness error is large, affects product quality.
Affect by outer surface roundness tolerance afterwards because threeway is compressing, adopt said method Set and Positioning threeway on boring table, clamping process length consuming time, production efficiency is low.And the threeway bevel angle deviation processed by boring is large, affects product quality.
Summary of the invention
The technical problem to be solved in the present invention is the Set and Positioning process length consuming time in order to overcome threeway in prior art, and the defect that production efficiency is low, provides a kind of threeway clamping and positioning device.
The present invention solves above-mentioned technical problem by following technical proposals: a kind of threeway clamping and positioning device, comprise a clamping device, for a threeway clamping is fixed on a base plate, its feature is, it also comprises one and is fixed on positioning pedestal on described base plate, described positioning pedestal comprises one for fixing the first positioner of the straight pipe of described threeway, and one for the second positioner of the branched pipe of fixing described threeway, described first positioner and described second positioner are all fixed on described base plate, the straight pipe of described threeway and branched pipe are in same level.
Preferably, described first positioner comprises at least two location-plates and several clamps, and described location-plate is fixedly connected with described clamp, and described clamp is fixed on described base plate, makes described location-plate mutually vertical with described base plate.
Preferably, described base plate is arranged several grooves, described clamp is embedded in described groove, and described clamp welds with described back plate connections.
Preferably, described base plate is arranged several through slots, described clamp is connected with described through slot interference fit.
Preferably, described base plate is provided with several screwed holes, is connected bottom described clamp with described base thread.
Preferably, the top of described clamp and the bottom of described location-plate offer several corresponding draw-in grooves, mutually fastened by described draw-in groove and described location-plate is connected with described clamp buckle.
Preferably, described second positioner comprises two guide rods, a top board and at least one hydraulic jack, described base plate arranges two row's constant worm pich holes, described guide rod bottom thread is anchored in corresponding described screwed hole, the both sides of described top board are respectively equipped with a pilot hole, by described pilot hole, described top board is arranged on described guide rod, and described at least one hydraulic jack is arranged between described top board and described base plate, described top board can be moved up and down by relatively described base plate.
Preferably, described second positioner comprises a top board, at least one cushion block, at least one threaded mandrel and at least one handle, described cushion block is welded in the bottom of described top board, the upper end of described threaded mandrel by a straight pin and described cushion block affixed, lower end and the described handle threads of described threaded mandrel are connected to a nut, a sheathed axle sleeve bottom described nut, and by least two bolts, described axle sleeve is fixed on described base plate.
Preferably, the upper end of described location-plate or described top board offers a V-type opening, and the angle of described opening is 40 °-100 °.
Preferably, described clamping device comprise one be arranged at U-shaped pressing plate above described threeway, a screw rod and is set in nut on described screw rod, described screw rod is located in described U-shaped pressing plate, and be vertically fixed on described base plate, make described U-shaped pressing plate compress described threeway by the position adjusting described nut.
In the present invention, above-mentioned optimum condition can be combined on the basis meeting this area general knowledge, obtains each preferred embodiment of the present invention.
Positive progressive effect of the present invention is: threeway clamping and positioning device of the present invention is without the need to a large amount of oblique gags, V-type opening project organization in support plate can carry out quick position to threeway, substantially reduce clamping consuming time, while enhancing productivity, also ensure that product quality.The advantages such as apparatus of the present invention have low cost of manufacture, positioning precision is high, handling are simple, versatility is good, are convenient to workshop large scale investment and use.And, use apparatus of the present invention to threeway carry out clamping fixing after, retaining wall on slope can be carried out to threeway straight pipe, branched pipe simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of threeway clamping and positioning device in prior art.
Fig. 2 is the front view of threeway clamping and positioning device of the present invention.
Fig. 3 is the side view of threeway clamping and positioning device of the present invention.
Fig. 4 is the structural representation of clamp in threeway clamping and positioning device of the present invention.
Fig. 5 is the structural representation of location-plate in threeway clamping and positioning device of the present invention.
Fig. 6 is the structural representation of top board in threeway clamping and positioning device of the present invention.
Fig. 7 be in threeway clamping and positioning device of the present invention base plate and clamp combine after top view.
Fig. 8 is the side view of base plate and clamp assembled state one in threeway clamping and positioning device of the present invention.
Fig. 9 is the side view of base plate and clamp assembled state two in threeway clamping and positioning device of the present invention.
Figure 10 is the side view of base plate and clamp assembled state three in threeway clamping and positioning device of the present invention.
Figure 11 is the structural representation of the second positioner in the embodiment two of threeway clamping and positioning device of the present invention.
Detailed description of the invention
Present pre-ferred embodiments is provided, to describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.
Embodiment one:
As seen in figs. 2-10, threeway clamping is fixed on boring table face by a clamping device and a positioning pedestal by threeway clamping and positioning device of the present invention.Wherein, described clamping device is used for threeway 1 clamping to be fixed on a base plate 8, and described positioning pedestal is fixed on base plate 8.Described positioning pedestal comprises one for the first positioner of the straight pipe 11 of fixing threeway 1, and one for the second positioner of the branched pipe 12 of fixing threeway 1.Described first positioner and described second positioner are all fixed on base plate 8, thus the straight pipe 11 of threeway 1 and branched pipe 12 are in same level.Be clamped after location completes in threeway 1, then boring processing is carried out to the groove of threeway 1.
In the present embodiment, described first positioner comprises two location-plates 9 and several clamps 7, and location-plate 9 is fixedly connected with clamp 7.As shown in Fig. 2-Fig. 3, location-plate 9 and clamp 7 are connected for vertical each other, and clamp 7 is fixed on (as shown in Figure 7) on base plate 8, make location-plate 9 mutually vertical with base plate 8.Wherein, multiple annexation can be adopted between clamp 7 and base plate 8.As shown in Figure 8, preferably, base plate 8 arranges several grooves, clamp 7 is embedded in described groove, and weld in the junction of clamp 7 with base plate 8.This connected mode is the most firm, can effectively prevent clamp 7 and base plate 8 from producing obscission.In addition, as shown in Figure 9, base plate 8 arranges several through slots, clamp 7 is connected with described through slot interference fit.This connected mode is comparatively convenient, is convenient to assembly and disassembly.In addition, as shown in Figure 10, base plate 8 is provided with several screwed holes 82, makes to be threaded with base plate 8 bottom clamp 7.Such as, clamp 7 is set to two block plate crosses and is made of welded connection, and process through hole in a row at its end face, then be bolted between base plate 8 and clamp 7.This connected mode is not only firm but also be convenient to assembly and disassembly.
Wherein, preferably, offer a V-type opening (as shown in Figure 5) in the upper end of location-plate 9, and the angle of described opening is excellent is set to 40 °-100 °, this structure can make the straight pipe 11 of threeway 1 be stuck in reposefully in described opening, prevents straight pipe 11 from producing displacement.
Further, be provided with several draw-in grooves 71 at the top of clamp 7, and on the bottom of location-plate 9, offer several draw-in grooves 91, draw-in groove 71 fastening corresponding to draw-in groove 91 makes location-plate 9 be connected with clamp 7 buckle.
In the present embodiment, as shown in Figures 2 and 3, described second positioner comprises two guide rods 62, top board 6 and at least one hydraulic jack 63, and on base plate 8, arranges two row's constant worm pich hole 81(as shown in Figure 7).Guide rod 62 bottom thread is fastened in corresponding screwed hole 81, is respectively equipped with a pilot hole 61, by pilot hole 61, top board 6 is located on guide rod 62 in the both sides of top board 6.Like this, the left and right displacement of top board 6 can be limited by guide rod 62.In addition, hydraulic jack 63 is arranged between top board 6 and base plate 8, top board 6 can be moved up and down by opposed bottom 8.Certainly, the number of hydraulic jack 63 and type are by the restriction of the present embodiment herein, as long as can play the above-mentioned effect moving up and down top board 6.
Wherein, preferably, the upper end of top board 6 also offers a V-type opening (as shown in Figure 6), and the angle of described opening is excellent is set to 40 °-100 °, this structure can make the branched pipe 12 of threeway 1 be stuck in reposefully in described opening, prevents branched pipe 12 from producing displacement.
In addition, as shown in Figure 3, described clamping device comprises one and is arranged on U-shaped pressing plate 3, screw rod above threeway 32 and and is set in nut 31 on screw rod 32, screw rod 32 is made to be located in U-shaped pressing plate 3, and be vertically fixed on base plate 8, make the tight described threeway of U-shaped pressing plate 3 by the position of adjusting nut 31.
Embodiment two:
As shown in figure 11, the present embodiment is substantially identical with the structure of embodiment one, and its difference is: described second positioner comprises a top board 6, two pieces of cushion blocks 64, two threaded mandrels 65 and two handles 66.Cushion block 64 is welded on the bottom of top board 6, and the upper end of corresponding threaded mandrel 65 is affixed with cushion block 64 by a straight pin 641.The lower end of threaded mandrel 65 and handle 66 are threaded on a nut 67, and the bottom of nut 67 is arranged with an axle sleeve 68, and then are fixed on firmly on base plate 8 by axle sleeve 68 by least two bolts 671.
After described second positioner has been assembled, drive the forward and reverse rotation of nut 67 by handle 66, rotation liter can be carried out or rotate falling by double thread push rod 65, finally realize the upper and lower elevating function of top board 6.Certainly, cushion block 64 here, threaded mandrel 65 and handle 66 complement one another, and its number, material and concrete structure do not limit by the present embodiment.
The concrete occupation mode of threeway clamping and positioning device as above is as follows:
One, clear up boring table plane, according to the port of threeway to be processed, determine the putting position (threeway port laid parallel to be processed is at boring table face port) of base plate 8.According to the specification of threeway to be processed, correct position is selected to be embedded in the groove of clamp 7 by location-plate 9.In the screw 81 that guide rod 62 is tightened on base plate 8, for limiting the left and right displacement of top board 6, two hydraulic jack 63 are placed in the bottom of top board 6, and the positioning pedestal pendulum completed in threeway clamping and positioning device takes operation.
Two, threeway is lain low be placed on described positioning pedestal, by regulating hydraulic jack 63, the lifting of controlroof 6, ensureing that the end face of the straight pipe 11 of threeway, branched pipe 12 is perpendicular to horizontal plane, completing the operation of threeway initial alignment.At different localities, use described clamping device (being combined by nut 31, screw rod 32, U-shaped pressing plate 3) threeway to be fixed on boring table face, complete and the clamping of threeway is operated.
Three, using square to check the port angular deviation (content relates to: the deflection angle deviation of threeway port, a high and low angular deviation of mouth of threeway) of threeway to be processed, by rotating boring table face, the port deflection angle deviation of threeway being revised.By regulating hydraulic jack 63, the lifting of controlroof 6, a high and low angular deviation of mouth for threeway is revised.Start immediately after completing aforesaid operations to carry out boring processing to the groove of threeway.
To sum up, threeway clamping and positioning device of the present invention is applicable to the threeway of different specification size, and applicable surface is very wide, and it is consuming time significantly to shorten clamping, effectively improves formation efficiency.
Although the foregoing describe the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present invention and essence, can make various changes or modifications to these embodiments, but these change and amendment all falls into protection scope of the present invention.
Claims (1)
1. a threeway clamping and positioning device, comprise a clamping device, for a threeway clamping is fixed on a base plate, it is characterized in that, it also comprises one and is fixed on positioning pedestal on described base plate, described positioning pedestal comprises one for fixing the first positioner of the straight pipe of described threeway, and one for the second positioner of the branched pipe of fixing described threeway, described first positioner and described second positioner are all fixed on described base plate, make the straight pipe of described threeway and branched pipe be in same level, described first positioner comprises at least two location-plates and several clamps, and described location-plate is fixedly connected with described clamp, and described clamp is fixed on described base plate, makes described location-plate mutually vertical with described base plate, described base plate is arranged several grooves, described clamp is embedded in described groove, and described clamp welds with described back plate connections, the upper end of described location-plate offers a V-type opening, and the angle of described opening is 40 °-100 °, the top of described clamp and the bottom of described location-plate offer several corresponding draw-in grooves, is mutually fastened by described draw-in groove and described location-plate is connected with described clamp buckle, described second positioner comprises two guide rods, one top board and at least one hydraulic jack, described base plate arranges two row's constant worm pich holes, described guide rod bottom thread is anchored in corresponding described screwed hole, the both sides of described top board are respectively equipped with a pilot hole, described top board is made to be arranged on described guide rod by described pilot hole, and described at least one hydraulic jack is arranged between described top board and described base plate, described top board can be moved up and down by relatively described base plate, the upper end of described top board offers a V-type opening, the angle of described opening is 40 °-100 °, or described second positioner comprises a top board, at least one cushion block, at least one threaded mandrel and at least one handle, described cushion block is welded in the bottom of described top board, the upper end of described threaded mandrel by a straight pin and described cushion block affixed, lower end and the described handle threads of described threaded mandrel are connected to a nut, a sheathed axle sleeve bottom described nut, and by least two bolts, described axle sleeve is fixed on described base plate, described base plate is arranged several through slots, described clamp is connected with described through slot interference fit, described base plate is provided with several screwed holes, is connected bottom described clamp with described base thread, described clamping device comprise one be arranged at U-shaped pressing plate above described threeway, a screw rod and is set in nut on described screw rod, described screw rod is located in described U-shaped pressing plate, and be vertically fixed on described base plate, make described U-shaped pressing plate compress described threeway by the position adjusting described nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210133387.9A CN102632415B (en) | 2012-04-28 | 2012-04-28 | Tee-joint clamping and positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210133387.9A CN102632415B (en) | 2012-04-28 | 2012-04-28 | Tee-joint clamping and positioning device |
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| Publication Number | Publication Date |
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| CN102632415A CN102632415A (en) | 2012-08-15 |
| CN102632415B true CN102632415B (en) | 2014-12-24 |
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| CN201210133387.9A Active CN102632415B (en) | 2012-04-28 | 2012-04-28 | Tee-joint clamping and positioning device |
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