CN101676062A

CN101676062A - Positioning jig of hole system welding platform

Info

Publication number: CN101676062A
Application number: CN200810042964A
Authority: CN
Inventors: 王汉义
Original assignee: WEITAI MACHINERY CO Ltd
Current assignee: WEITAI MACHINERY CO Ltd
Priority date: 2008-09-16
Filing date: 2008-09-16
Publication date: 2010-03-24

Abstract

The present invention relates to a positioning jig of a hole system welding platform, which comprises more than one positioning support rod, the positioning support rod is suitable for passing througha positioning hole of the hole system welding platform and extending positioning along two sides of the positioning hole, more than one of the positioning support rod is used as support for forming at least one positioning support surface or clamping surface. The positioning support surface or support platform formed by building the support bar can replace a square-box function in prior art. Thesupport rod can extend along two sides of the positioning hole, thereby, a height of the formed support surface or support platform can be adjusted. Compared with the clamping by utilizing an insert type clamp in prior art, the formed support surface is more stable and accurate by selecting more than one positioning support bar, which realizes the support function no existed in the insert type clamp.

Description

Positioning jig of hole system welding platform

Technical field

The present invention relates to a kind of positioning fixture for welding, the location that is particularly useful for workpiece on the welding bench of hole system or slotted eye combination clamps.

Background technology

The flexible welding bench that hole system or slotted eye combine is furnished with many evenly distributed locating holes at its table top, and locate or connect corresponding anchor clamps or accessory by means of these locating holes, thus the Reasonable Orientation and the clamping of institute's welding work pieces on the implementation platform; Utilize the locate mode of locating hole to mainly contain two kinds in the prior art, commonly used a kind of be to be that the patent application and the patent No. of CN101053933A is US5 as publication number, 676, the locate mode that 359 United States Patent (USP) is disclosed, this class locate mode adopts the welding square chest more, the right angle keeper, the stack of connector etc. and combination are built and are finished institute welding work pieces location spatially, such locate mode can be finished the location usually preferably, but it is built and requires height, space hold is big, build time-consuming, most importantly these keeper cost costlinesses of selecting for use, this also is that present flexible welding bench is difficult to universal comprehensively biggest obstacle; Another kind of mode is to be that the European patent document of EP1344605A2, the Germany Patent document and the patent No. that publication number is DE10011490A1 are US5 as publication number, 318, the disclosed employing plug-in type of 284 United States Patent (USP) clamp is located the positioning form of welding work pieces, the characteristics of this class positioning form are easy to adjust, shortcoming is to only limit to clamp, can't support workpiece from the below, and because the restriction of its version, when the application of force clamps, inserted link can be offset at vertical direction, thus the accuracy of influence location.

Summary of the invention

Technical problem to be solved by this invention is to provide a kind of occupation of land space little, locatees quick-speed jigs easy to adjust, and it can satisfy critical the asking of locating clip that the hole is a workbench well, has lower production cost simultaneously; In order to solve above technical problem, the present invention can implement by the following technical programs.

A kind of positioning jig of hole system welding platform, comprise an above positioning supports bar, described positioning supports bar is suitable for passing through the locating hole that described hole is a jig and can extending the location along the locating hole both sides, with a described above positioning supports bar is support, forms a positioning support face (or clamping area) at least.Build or form positioning support face or support platform one by one by the positioning supports bar that matches with the jig locating hole more than, realized the alternative functions of utilizing square chest etc. to build in the prior art, and because the positioning supports bar can extend the location along the locating hole both sides, so formed bearing-surface or support platform are Height Adjustable, the bearing-surface that perhaps itself is positioned on the support bar can carry out position adjustments with respect to support bar, such as sliding up and down; And can be so that do not needing or needs are seldom located the positioning supports bar and major part is accommodated in below the welding bench table top along locating hole during a part with respect to the extension of locating hole both sides location.Owing to selected more than one positioning supports bar for use,, and realized the supporting functions that the plug-in type clamp does not have simultaneously so formed positioning support face is stable more and accurate with respect to the clamping that utilizes the plug-in type clamp in the prior art.

As the further improvement of the technical program, described positioning support face can be horizontal plane or inclined-plane.Formed horizontal supporting face can solve most of orientation problem, and the function on inclined-plane can satisfy some special needs; Realize that such function can realize by the relative strong point that is adjusted on each positioning supports bar.

As the preferred embodiment of the technical program, described support bar can be screw rod, the locating hole matched in clearance of this screw rod and described jig, and described screw rod is by stop nut and described jig location.Select for use screw rod and the cooperating of stop nut can be so that this location is more convenient, and the structure of screw thread also helps realizing more location selection height, only can select limited several anchor points with respect to square chest and connecting plate class, the location that is not easy with respect to slide bar type inserts folder all has substantive distinguishing features; And the matched in clearance of screw rod and locating hole makes this location more stable accurately, more controlled.

Further improvement as the technical program, described stop nut can be half-nut, this half-nut places in the nut sleeve, the screwed side of half-nut is resisted against the nut sleeve inwall by spring, it is outer and form an elastic button that opposite side stretches out nut sleeve, the internal thread that is set in this elasticity half-nut on the screw rod is meshed with the screw rod external screw thread, forms a F.F. exit/positioning mechanism jointly.Such mechanism obviously helps finishing apace location or slippage on screw rod, can fast construction or revise needed platform or bearing-surface.

Simultaneously described positioning supports bar can be selected two or three for use, and such two or three positioning supports bars are positioned at respectively in the different locating hole of jig, are support with described positioning supports bar, and bridge joint forms one or more described positioning support faces.According to actual needs, two, three or many such positioning support bars can be inserted and be positioned at the different locating hole of table top, based on these support bars, combination is built into needed various bearing-surface then, and necessary words are finished the location by means of other instrument again.And formed a plurality of positioning support face can level or dislocation arrangement at vertical direction.

Also as the further improvement of the technical program, be arranged with connecting plate between described each positioning supports bar, described connecting plate face forms described positioning support face.Simultaneously on described positioning support face, can be provided with the hole that is located by connecting.The hole that is located by connecting like this can be the combination of circular hole, slotted hole or circular hole and slotted hole.Select for use such connecting plate extremely to help after overlap joint is had good positioning the basis, carrying out follow-up further fixing.

And each keeper of described each support bar in location can connect as one.The connection design of one can be so that its structure be more stable.

Description of drawings

Below in conjunction with accompanying drawing the specific embodiment of the present invention being done one describes in detail.

Fig. 1 is structural representation of the present invention and application drawing thereof;

Fig. 2 is an A place schematic diagram among Fig. 1;

Fig. 3 is B place structural representation among Fig. 1;

Fig. 4 is a C place alternate embodiments among Fig. 1;

Fig. 5 is the structural representation of another nut;

Fig. 6 is a F.F. withdrawing nut structural representation among Fig. 5.

---welding table top 11---locating slot 12---locating hole 2---screw rod 21---nut sleeve 211---button 22---nut sleeve 221---button 222---draw-in groove 223---half-

nut

31,32---right angle keeper 321---locating hole 33,34---connecting plate 341---locking pin 342---set lever 343---locating piece 41,42---

clamp

51,52---workpiece among the figure: 1

The specific embodiment

The welding bench positioning fixture that combines of slotted eye as shown in Figure 1 to Figure 3, has locating slot 11 in 1 in the board-like welding bench face of each adjacent strip of workbench, on welding table top 1, evenly offer cylindrical locating hole 12, by locking pin 341, connecting plate 34 is fixed on the table top 1, on connecting plate 34, be provided with two locating pieces 343, respectively be provided with a half-nut in each locating piece 343 inside, the inner bolt hole that half-nut forms is just in time corresponding with positioning hole corresponding 12 on the welding table top 1, and two screw rods 2 are inserted this inner bolt hole and locked by set lever 342 respectively; Cover is screwed with the F.F. withdrawing nut of right quantity on every screw rod 2, this F.F. withdrawing nut has a nut sleeve 21 and a fast advance and retreat button 211, the nut sleeve surface offers the roller flower, undertaken the suitable location of

right angle keeper

31 and 32 is clamped by adjusting these F.F. withdrawing nuts,

finish workpiece

51 and 52 location spatially by clamp 41 and 42 then, wherein clamp 42 also can be realized the location by connecting plate 33, at

right angle keeper

31,32 and connecting plate 33 on can offer locating hole or slotted eye shown in locating hole 321, these connecting hole/grooves can be circular, Long Circle or certain combination.

Owing to press fast advance and retreat button 211, these setscrew nuts can be in the whole screw rod location of sliding fast, so it is very convenient, the connecting plate face can be the inclined-plane in case of necessity, and can according to actual needs different locating hole 12 on the screw rod 2 insertion table tops 1 be positioned, also can select for use many screw rods 2 to make up arbitrarily, when the local or big portion of screw rod 2 can being stored under table surface 1 when not required, so that save the space.Certainly the screw rod and the supporting setscrew nut thereof that serve as locating slide rod also can adopt other form to substitute, such as offering forms such as pin-and-hole or wedge lock part on the bar.And when the external diameter of screw rod 2 and table top locating hole 2 can be finished matched in clearance, screw rod not only can slide up and down in the hole, and this combination makes that whole anchor clamps are the most stable.Certainly, the locating hole on the table top partly or entirely can be processed as the screwed hole adaptive with screw rod in case of necessity.

As Fig. 4 is another form of bottom locate mode, compare among this form and Fig. 1, pin 341 well is positioned on the table top because connecting plate has been locked, so one of them screw rod 2 even can not pass through the locating hole 12 of table top, directly stretch to the locating slot 11 in the table top outside, further utilize locating slot to realize flexible positioning.Can certainly adopt similar F.F. withdrawing nut that screw rod well is fixed on the table top 1.

The F.F. withdrawing nut of another version as shown in Figure 5 and Figure 6, also offer draw-in groove 222 on the surface of nut sleeve 22, this draw-in groove not only reduces the weight of nut sleeve, saves outside the cost, the draw-in groove face of relative one group of draw-in groove forms a spanner force surface, thereby can better adjust the nut check degree.Equally also be provided with a half-nut 223 in nut sleeve inside, this half-nut is resisted against on the nut sleeve inwall by spring, and the other end stretches out the nut sleeve outside and forms F.F. button push 221.

Positioning fixture provided by the present invention is quick and convenient, with low cost, be easy to collection, and can finish present hole substantially is the accurate location and the clamping requirement of welding bench table top workpiece.

Claims

1, a kind of positioning jig of hole system welding platform, comprise an above positioning supports bar, described positioning supports bar is suitable for passing through the locating hole that described hole is a jig and can extending the location along the locating hole both sides, is support with a described above positioning supports bar, forms a positioning support face at least.

2, positioning jig of hole system welding platform according to claim 1 is characterized in that, described positioning support face is horizontal plane or inclined-plane.

3, positioning jig of hole system welding platform according to claim 1 is characterized in that, described support bar is a screw rod, the locating hole matched in clearance of this screw rod and described jig, and described screw rod is by stop nut and described jig location.

4, positioning jig of hole system welding platform according to claim 3, it is characterized in that, described stop nut is a half-nut, this half-nut places in the nut sleeve, the screwed side of half-nut is resisted against the nut sleeve inwall by spring, it is outer and form an elastic button that opposite side stretches out nut sleeve, and the internal thread that is set in this elasticity half-nut on the screw rod is meshed with the screw rod external screw thread, forms a F.F. exit/positioning mechanism jointly.

5, positioning jig of hole system welding platform according to claim 1, it is characterized in that, described positioning supports bar is two or three, described two or three positioning supports bars are positioned at respectively in the different locating hole of jig, with described positioning supports bar is support, and bridge joint forms one or more described positioning support faces.

6, positioning jig of hole system welding platform according to claim 1 is characterized in that, is arranged with connecting plate between described each positioning supports bar, and described connecting plate face forms described positioning support face.

According to claim 1 or 6 described positioning jig of hole system welding platform, it is characterized in that 7, described positioning support face is provided with the hole that is located by connecting.

8, positioning jig of hole system welding platform according to claim 7 is characterized in that, the described hole that is located by connecting is the combination of circular hole, slotted hole or circular hole and slotted hole.

9, positioning jig of hole system welding platform according to claim 1 is characterized in that, described at least one positioning support face is arranged in the vertical direction dislocation.

10, positioning jig of hole system welding platform according to claim 1 is characterized in that, each keeper of described each support bar in location connects as one.