CN204277326U - A kind of pin removal weld jig - Google Patents
A kind of pin removal weld jig Download PDFInfo
- Publication number
- CN204277326U CN204277326U CN201420719867.8U CN201420719867U CN204277326U CN 204277326 U CN204277326 U CN 204277326U CN 201420719867 U CN201420719867 U CN 201420719867U CN 204277326 U CN204277326 U CN 204277326U
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- pin removal
- interchangeability
- weld jig
- connecting portion
- working position
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Abstract
The utility model provides a kind of pin removal weld jig, comprise holder, described holder has two external parts, described two external parts are respectively arranged with the interchangeability dop for being fixed working position or the connecting portion of pin removal, and two described interchangeability dops are oppositely arranged along same central axis, the working position of described pin removal after being fixed coaxially is contacted relatively when welding with the end face of connecting portion.With the concentricity of the working position and connecting portion welding that ensure pin removal, improve its welding quality and stability.
Description
Technical field
The utility model relates to mould, cubing assists mounting technology field, particularly relates to a kind of pin removal weld jig.
Background technology
In current automobile industry, when Making mold, need a lot of shop bolt is installed, to be fixed on the relative position between two parts, ensure the quality of fit of two parts.The mould of car inside gadget, cubing Assembly of the parts are general in main body adopts two screws and two pins, the effect of screw is fixing and locking, the effect of pin is location, ensures precision, and the precision as part has error, and the pin-and-hole of fine-tuning part guarantees overall precision.But shop bolt normally sinks in the alignment pin nail on mould, because mould needs often to extract shop bolt when assembling, to dismantle part and to revise, simultaneously, mould also needs to extract shop bolt keep in repair to be pulled down by the part of damage when keeping in repair, and the workload of pin of therefore choosing is larger.
Therefore comparatively large to the demand of pin removal in the unloading process repeatedly of pin, and the complexity that the quality requirements such as the intensity of pin removal, concentricity directly determine its service life and choose to pin.The self-control pin removal used due to existing automobile die manufacture process is hand-held welding, usual needs two pincers worker personnel carry out manual welding operation by experience, not only waste of manpower, production efficiency is lower, and the concentricity of welding is difficult to ensure, this just causes greatly reduce the service life of pin removal.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of pin removal weld jig, to solve owing to needing many people to operate when welding pin removal simultaneously, and is difficult to ensure concentricity thus the problem affecting welding quality.
For solving the problem, the utility model provides a kind of pin removal weld jig, comprise holder, described holder has two external parts, described two external parts are respectively arranged with the interchangeability dop for being fixed working position or the connecting portion of pin removal, and two described interchangeability dops are oppositely arranged along same central axis, the working position of described pin removal after being fixed coaxially is contacted relatively when welding with the end face of connecting portion.
One as technique scheme is improved, wherein, for removably connecting between described interchangeability dop and described holder.
One as technique scheme is improved, and wherein, described interchangeability dop is installed on described holder by clamping hole that described holder is arranged or clamp structure.
One as technique scheme is improved, wherein, the fixing hole described two external parts being respectively arranged with described clamping hole and being interconnected with it, described two interchangeability dops to insert respectively in described clamping hole and run through described fixing hole by dog screw or shop bolt and carry out fastening to described interchangeability dop.
One as technique scheme is improved, and wherein, described interchangeability dop is fixed described working position or connecting portion by locating hole or clamp structure.
One as technique scheme is improved, and wherein, it runs through by dog screw or shop bolt the fixing hole that described two external parts are arranged respectively and extends in described locating hole and carry out fastening to described connecting portion or working position.
One as technique scheme is improved, and wherein, is provided with the internal thread that can match with the external screw thread of described working position or described connecting portion in described locating hole.
One as technique scheme is improved, wherein, its also comprise be arranged on described holder concave station on to provide support the jacking block of power for the end face relatively contacted for described working position and connecting portion.
One as technique scheme is improved, and wherein, arranges the elastic component supported it under described jacking block.
One as technique scheme is improved, and wherein, it also comprises the fixed head being connected to described holder bottom surface.
By the utility model and prior art are contrasted, known pin removal weld jig of the present utility model is by arranging holder, two external parts of holder are oppositely arranged two interchangeability dops for being fixed working position or the connecting portion of pin removal along same central axis respectively, the working position of described pin removal after being fixed coaxially is contacted when welding relatively with the end face of connecting portion, with the concentricity of the working position and connecting portion welding that ensure pin removal, improve its welding quality and stability.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for description, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
The perspective view of a kind of pin removal weld jig that Fig. 1 provides for the utility model embodiment;
Fig. 2 looks decomposition texture schematic diagram for the pin removal weld jig master shown in Fig. 1;
The working position that Fig. 3 is the pin removal weld jig shown in Fig. 1 and pin removal and connecting portion connection status part section structural representation.
Description of reference numerals
1 holder 11,12 external part 13 countersunk head through hole 14 concave station
2 fixed head 31,32 interchangeability dop 311,321 fixing hole 4 dog screws
5 jacking block 6 elastic component 7 working position 8 connecting portions
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
A kind of pin removal weld jig that the utility model provides, for welding pin removal, to ensure the welding quality of pin removal, part convenient for assembly, dismounting part carry out revising or keeping in repair.Refer to Fig. 1, the pin removal weld jig that the utility model embodiment provides comprises holder 1, two the interchangeability dops 31,32 be arranged on holder 1, two interchangeability dops 31,32 can carry out installation location to the working position of pin removal and connecting portion respectively, carry out welding procedure so that follow-up to it.
Particularly, refer to Fig. 1, holder 1 is " U " type structure, and it has two external parts 11,12, and external part 11,12 installs interchangeability dop 31,32 for working position and the connecting portion of pin removal be fixed by the locating hole that arranges or clamp structure thereon.Holder 1 is metal material, the material that the stronger wearability of preferred employing hardness is good, during such welding, this weld jig can firmly support the working position of pin removal and connecting portion, and holder 1 will be worn because of repeatedly intermountable dop 31,32, increase its service life.Holder 1 can form for the split of two, left and right is connected and fixed, the structure that also can be formed in one, integrative-structure ensures that its lamps structure has enough rigidity and stability, so that make fixing after the working position of interchangeability dop 31,32 pairs of pin removals and connecting portion better support, ensure its stability in welding process.
Refer to Fig. 1, Fig. 2, in the utility model embodiment, interchangeability dop 31,32 is fixed by the clamping hole that holder 1 is arranged, and for removably connecting between interchangeability dop 31,32 and the clamping hole of holder 1, namely direct interchangeability dop 31,32 to be coordinated with the grafting of clamping hole.And clamp structure is set in clamping hole with in the mode be fixed interchangeability dop 31,32, clamp structure can be multijaw type fixture or other can the structure of gripping objects, and be preferably structure multijaw type fixture being set to its clamping spacing of controllable, so that change at any time different interchangeability dops 31,32.Certain interchangeability dop 31,32 can also be fixed by key connection between holder 1.
By the mode removably connected, make the interchangeability dop be fixed different pin removal working positions and connecting portion to be set to identical contour structures, like this when needing to weld different pin removals, the interchangeability dop of correspondence can be respectively charged into the external part 11 of holder 1, in the clamping hole arranged on 12, just can different pin removals be welded, and respectively independent weld jig need not be set for the pin removal of different model, thus the production process simplified pin removal, simple operation, reduce cost, improve production efficiency.
Shown in Fig. 1 to 3, be arranged on interchangeability dop 31 on external part 11 for being fixed the connecting portion 8 of pin removal, it is columniform metal sleeve, it can directly insert in the clamping hole on holder 1, position, and be interference fits between interchangeability dop 31 and this clamping hole, make interchangeability dop 31 can be stably fixed in clamping hole, can not produce and rock, and affect the welding process of pin removal.The profile of certain interchangeability dop 31 of the present utility model is not limited to this, it can also be the sleeve of other shapes, or with fixing other shapes of pin removal connecting portion 8, and the shape of corresponding for clamping hole interchangeability dop 31 is arranged, be fixed interchangeability dop 31 can be inserted in clamping hole.
Further, external part 11 is also provided with at least one fixing hole, this fixing hole is connected with clamping hole, coordinate in this fixing hole and hold-down screw 4 or fixing pin are installed, after in clamping hole interchangeability dop 31 being loaded external part 11, by this hold-down screw 4 being screwed in above-mentioned fixing hole or fixing pin runs through this fixing hole, extend in above-mentioned clamping hole, support downwards on interchangeability dop 31, it is clamped further, what make it be fixed in clamping hole is more firm, avoid when welding pin removal, interchangeability dop 31 skids or comes off thus produce to slide in clamping hole affects welding effect.Certainly in order to fastening effect, also can by arranging multiple hold-down screw 4 or fixing pin carries out fastening to interchangeability dop 31 on external part 11.
The profile of interchangeability dop 32 and the fixed form on external part 12 all identical with interchangeability dop 31, refer to Fig. 3, two interchangeability dops 31 after being fixed, 32 along same central axis at external part 11, coaxially be oppositely arranged on 12, interchangeability dop 31, 32 by locating hole 311, 321 or clamp structure the working position 7 of pin removal or connecting portion 8 are fixed, the working position 7 of the pin removal after fixing and connecting portion 8 is made to need the end face of welding coaxially relatively to contact, not only effectively solve in the past to the problem that the welding of pin removal needs many people to operate, save artificial, also improve welding efficiency, ensure that the concentricity that pin removal welds, thus make pin removal operationally be not easy to damage because of stressed, service life rise period.
Particularly, the locating hole 311,321 that interchangeability dop 31,32 is offered by it is fixed connecting portion 8 and working position 7 respectively, helicitic texture can be set on the inwall of locating hole 311,321, and helicitic texture is set the outer wall of connecting portion 8 and working position 7 is corresponding with it, fixed by threaded engagement, this fixed form is not easily slided in welding process, and affects welding quality.Thus improve the stability of welding process, ensure the welding quality between pin removal connecting portion 8 and working position 7, increase the service life of pin removal, reduce production cost, increase work efficiency.
Certain working position 7 and connecting portion 8 also can be directly coordinate with locating hole 321,311 grafting, and the fixing hole that dog screw 4 or shop bolt can be adopted to be applied in setting on external part 11,12 extends in locating hole 321,311 supports working position 7 and connecting portion 8, respectively to clamp it; Or carry out fastening by other clamp structures arranged on interchangeability dop 31,32 to working position 7 and connecting portion 8.
Further, the pin removal weld jig that the utility model embodiment provides also comprises the jacking block 5 on the concave station 14 that is arranged on holder 1 between two external parts 11,12, this jacking block 5 is for supporting with the end face that connecting portion 8 contacts relatively the working position 7 after fixing, so that for welding position provides support power in welding process, and this jacking block 5 is flange mesa structure, it matches with the countersunk head through hole 13 be arranged in concave station 14, prevents this jacking block 5 from deviating from from concave station 14 end face.The elastic component 6 be resisted against under jacking block 5 is also provided with in this countersunk head through hole 13, this elastic component 6 is polyurethane or elastomeric material, by the resiliency supported of elastic component 6 pairs of jacking blocks 5, jacking block 5 is made to have certain cushion space, strong support force can not be caused to working position 7 and connecting portion 8, thus guarantee the stability of pin removal welding process; Simultaneously in welding process, jacking block 5 applies pressure to pad in the vertical direction under elastic component 6 counter-active effect, make to knock welding slag in welding process easily to check electric welding quality, with or without rosin joint, undercut, pores etc., improve welding quality and antiseptic effect, and the basis of the concentricity of the pin removal after ensureing welding substantially increases welding rigidity.
Certain elastic component 6 can also be spring, and the while of strengthening elastic component 6 flexible, spring stability is strong, repeatedly can use and can not be out of shape, and increases the service life of pin removal weld jig further, enhances productivity.
Further, also fixed head 2 is removably connected with 1 time at holder, it is directly connected with holder 1 by screw or is connected with holder 1 by other supplementary structures, and its size is greater than the size of holder, to increase the stability that the integrally-built stability of holder 1 ensures welding, and power can be provided support for elastic component 6 and jacking block 5.
Below preferred embodiment of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. a pin removal weld jig, it is characterized in that, comprise holder, described holder has two external parts, described two external parts are respectively arranged with the interchangeability dop for being fixed working position or the connecting portion of pin removal, and two described interchangeability dops are oppositely arranged along same central axis, the working position of described pin removal after being fixed coaxially is contacted relatively when welding with the end face of connecting portion.
2. a kind of pin removal weld jig according to claim 1, is characterized in that, for removably connecting between described interchangeability dop and described holder.
3. a kind of pin removal weld jig according to claim 2, is characterized in that, described interchangeability dop is installed on described holder by clamping hole that described holder is arranged or clamp structure.
4. a kind of pin removal weld jig according to claim 3, it is characterized in that, the fixing hole described two external parts being respectively arranged with described clamping hole and being interconnected with it, described two interchangeability dops to insert respectively in described clamping hole and run through described fixing hole by dog screw or shop bolt and carry out fastening to described interchangeability dop.
5. a kind of pin removal weld jig according to claim 1, is characterized in that, described interchangeability dop is fixed described working position or connecting portion by locating hole or clamp structure.
6. a kind of pin removal weld jig according to claim 5, it is characterized in that, it runs through by dog screw or shop bolt the fixing hole that described two external parts are arranged respectively and extends in described locating hole and carry out fastening to described connecting portion or working position.
7. a kind of pin removal weld jig according to claim 5, is characterized in that, is provided with the internal thread that can match with the external screw thread of described working position or described connecting portion in described locating hole.
8. a kind of pin removal weld jig according to claim 1, is characterized in that, its also comprise be arranged on described holder concave station on to provide support the jacking block of power for the end face relatively contacted for described working position and connecting portion.
9. a kind of pin removal weld jig according to claim 8, is characterized in that, arrange the elastic component supported it under described jacking block.
10. a kind of pin removal weld jig according to claim 1, it is characterized in that, it also comprises the fixed head being connected to described holder bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420719867.8U CN204277326U (en) | 2014-11-25 | 2014-11-25 | A kind of pin removal weld jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420719867.8U CN204277326U (en) | 2014-11-25 | 2014-11-25 | A kind of pin removal weld jig |
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| Publication Number | Publication Date |
|---|---|
| CN204277326U true CN204277326U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420719867.8U Active CN204277326U (en) | 2014-11-25 | 2014-11-25 | A kind of pin removal weld jig |
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| CN (1) | CN204277326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124971A (en) * | 2018-03-26 | 2019-08-16 | 上海声定科技有限公司 | A kind of bonding equipment ultrasonic transducer grips structure |
-
2014
- 2014-11-25 CN CN201420719867.8U patent/CN204277326U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124971A (en) * | 2018-03-26 | 2019-08-16 | 上海声定科技有限公司 | A kind of bonding equipment ultrasonic transducer grips structure |
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