CN208866458U - A kind of square pipe punching jig - Google Patents

Abstract

The utility model provides a kind of square pipe punching jig, including jig body, the jig body end is equipped with the square groove to invaginate along jig body, there is a square boss in the square groove, the length and width of the square groove grown and be wider than the square boss, so that the side wall of the square boss and square groove, there are the spatial joint clearance that can accommodate square pipe, two opposite sides of the jig body are equipped with the first drilling, the second drilling and third drilling for penetrating through the jig body and the square boss；Another two opposite side difference the first threaded hole of each setting and the second threaded hole, first adjusting bolt and the second adjusting bolt are each passed through first threaded hole and second threaded hole, to adjust described first adjust bolt and described second adjust bolt the gap size in the groove in the axial direction.The utility model can be punched two holes of single hole or disposable punching, and after drilling, will not have flash at hole, processing quality is good, can reduce subsequent process, also, the adjustable square pipe punching jig of punch position.

Description

A kind of square pipe punching jig

Technical field

The utility model belongs to jig technical field more particularly to a kind of square pipe punching jig.

Background technique

In traditional industry, the application field of tubing is very extensive, and common tubing includes circular pipe or square pipe. The use of tubing is usually associated with the basic processing to tubing simultaneously, such as basic perforation processing, to guarantee for tubing to be used for More fields, especially square pipe.According to the quantity of punching, some square pipes need to beat single hole or Double Punch；One The position of the punching of a little square pipes is often also not exactly the same.But existing square pipe punching, especially metal hollow Square pipe punching, such as in the drill process of aluminum square pipe, after drill bit impact tubing, thorn side can be left in Kong Chu, shown It is crude, especially Double Punch when, the hole of rear punching can leave burr in outer surface, need to polish by devices such as sand paper After could use, increase processing technology step in this way, reduce processing efficiency, improve production cost；Meanwhile it existing controlling The punch position of the square shaped tubing of tool can not be simple and fast adjustment, also or jig structure is complicated, the production of jig It is at high cost, while operating procedure is more, reduced processing efficiency improves cost indirectly.In view of this, up for providing one kind Two holes of single hole or disposable punching can be punched, and after drilling, there will not be flash at hole, processing quality is good, can reduce subsequent Process, also, the adjustable square pipe punching jig of punch position.

Utility model content

The utility model against the above technical problems, provides a kind of square pipe punching jig, and structure is simple, can be convenient and fast The punch position of tubing is adjusted, and after drilling, there will not be flash at hole, processing quality is good.

The technical solution adopted in the utility model is as follows, a kind of square pipe punching jig, including jig body, described to control Have body end and be equipped with the square groove to invaginate along jig body, there is a square boss in the square groove, The length and width of the square groove grown and be wider than the square boss, so that the side wall of the square boss and square groove There are the spatial joint clearance that can accommodate square pipe, two opposite sides of the jig body be equipped with penetrate through the jig body and The first drilling, the second drilling and the third drilling of the square boss；Distinguish the first screw thread of each setting in the opposite side of another two Hole and the second threaded hole, the first adjusting bolt and the second adjusting bolt are each passed through first threaded hole and second screw thread Hole, to adjust described first adjust bolt and described second adjust bolt the gap in the groove in the axial direction Size.

Preferably, first drilling, the second drilling and third drilling are round hole.

Preferably, the length of the square boss is less than the depth of the square groove.

Preferably, the gap width in the groove is greater than or equal to the thickness of square pipe.

Preferably, the drilling gap width in the groove in the axial direction be equal to square pipe Thickness.

The utility model is equipped with the square groove to invaginate along jig body in jig body end, and in groove Inside there is a square boss, there are spatial joint clearance, spatial joint clearance can be used in accommodating the side wall of square boss and square groove Square pipe, two opposite sides of jig body are equipped with the drilling of the perforation jig body and square boss, the side of working as When shape tubing needs to bore single hole, after drill bit passes through a hole of the side of jig body, protrudes into square boss and stop, it is single Hole machined is completed, and due to there is attaching of the square boss to pipe material inner wall, will not there are burrs at circular hole after drill bit impact Or flash, circular hole is smooth not to be needed to polish again, and when needing to process device to hole, drill bit is worn from a hole of the side of jig It crosses, is pierced by by drilling from another hole, device to hole is completed, smooth at two circular holes.When needing to adjust bore position, adjustment the One, which adjusts bolt and second, adjusts bolt, changes the relative position of square pipe and drilling, bores on square pipe to change Hole site.The above structure of the utility model is simple, and operating procedure is few, can be efficiently completed square pipe in the brill of different location Hole.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the front view of the utility model.

Fig. 2 is the bottom view of the utility model.

Fig. 3 is the face the A-A cross-sectional view of Fig. 1.

Fig. 4 uses schematic diagram for the utility model.

Specific embodiment

Illustrate with reference to the accompanying drawing, the utility model is introduced in detail, it should be understood that is following only to introduce this reality With novel specific embodiment, and the restriction protection scope of the utility model is not lain in.

As shown in Figure 1 to Figure 3, a kind of square pipe punching jig, including jig body 1, the jig body end are set There is the square groove 2 to invaginate along jig body 1, there is a square boss 3 in the square groove 2, it is described rectangular The length and width of groove 2 grown and be wider than the square boss 3 so that the side wall of the square boss 3 and square groove 2 there are The spatial joint clearance of square pipe 9 can be accommodated, 1 two opposite sides of the jig body, which are equipped with, penetrates through 1 He of jig body First the 41, second drilling 43 of drilling and third drilling 42 of the square boss 3, the opposite each setting the of side difference of another two One threaded hole 7 and the second threaded hole 8, the first adjusting bolt 5 and the second adjusting bolt 6 are each passed through 7 He of the first threaded hole Second threaded hole 8 is adjusted in bolt 5 and the second adjusting 6 place axis direction upper groove 2 of bolt to adjust first Gap size.

In a specific embodiment, first the 41, second drilling 43 of drilling and third drilling 42 are round hole.

In a specific embodiment, the length of square boss 3 is less than the depth of square groove 2.It is appreciated that in this way It is advantageous in that, accommodates square boss convenient for groove, while being also convenient for square pipe can conveniently be placed on groove Spatial joint clearance in.

In a specific embodiment, the gap width in groove 2 is greater than or equal to the thickness of square pipe.It can manage Solution, the width in gap properly can guarantee that the bore surfaces of square pipe are bonded with the surface of jig, play placement and generate burr or hair The effect on side.

In a specific embodiment, the first drilling 41 gap width in groove 2 in the axial direction Equal to the thickness of square pipe.It is appreciated that the thickness in this direction is the key that guarantee the phozy side of tubing or burr；It can be with Understand, as those skilled in the art, being equal to it should be understood that in square pipe the thickness in gap can be placed on just herein Degree or width.

Further, when the utility model is used, as shown in figure 4, the alignment indentation 2 of square pipe is inserted into groove 2 It is interior, meanwhile, boss is inserted into pipeline, and supports the inner wall of square pipe, while the first bolt of adjusting and the second bolt make The axis direction of the two is fixed, also, position is adjusted to required position；When punching, pass through fixture clamping fixture sheet Body 1, jig body is fixed on lathe, and after consolidating clamping, drill bit protrudes into boss by the first drilling, and by third drilling In 3, a hole machined of square shaped tubing is completed；If necessary to beat device to hole, then drill bit continues to pass completely through third drilling 42, then It is pierced by from the second drilling 43, completes the processing in another hole.Due to drill bit be by it is preset drilling 4, will not be to jig Ontology causes to damage, and boundary is bonded by jig near hole when processing, therefore the hole completed will not have flash and hair Thorn reduces the polishing of tubing appearance and inner face.Also, the fixation for passing through the first bolt and the second bolt ensure that in processing Stability, improve machining accuracy；Simultaneously as the first bolt and the second bolt adjusting side can be passed through in a certain range Relative position of the shape tubing in jig, thus it is possible to vary the position of punching, the range that the jig of raising uses.And waste material after perforating Jig body can be discharged by groove in clast, preferably understand waste material.

The embodiments of the present invention only introduce its specific embodiment, do not limit the protection scope thereof.The industry Technical staff can make certain modifications under the inspiration of the present embodiment, therefore all done according to the utility model patent range Equivalent change or modification belongs in the utility model patent scope of the claims.

Claims (5)

1. a kind of square pipe punching jig, which is characterized in that including jig body, the jig body end is equipped with an edge The square groove of jig body invagination, there is in the square groove square boss, the length and width of the square groove Greater than the length and width of the square boss, so that there are can accommodate square pipe for the side wall of the square boss and square groove Spatial joint clearance, two opposite sides of the jig body are equipped with the first brill for penetrating through the jig body and the square boss Hole, the second drilling and third drilling；Another two opposite side difference the first threaded hole of each setting and the second threaded hole, first adjusts Section bolt and the second adjusting bolt are each passed through first threaded hole and second threaded hole, to adjust described first Adjust bolt and described second adjust bolt the gap size in the groove in the axial direction.

2. punching jig according to claim 1, which is characterized in that first drilling, the second drilling and third drilling For round hole.

3. punching jig according to claim 1, which is characterized in that the length of the square boss is less than described rectangular recessed The depth of slot.

4. punching jig according to claim 1, which is characterized in that the gap width in the groove is greater than or equal to side The thickness of shape tubing.

5. punching jig according to claim 4, which is characterized in that the drilling in the axial direction described in Gap width in groove is equal to the thickness of square pipe.