CN210548630U

CN210548630U - A extrusion screw tap for processing of miniature blind hole

Info

Publication number: CN210548630U
Application number: CN201921228082.XU
Authority: CN
Inventors: 钟露; 贾益燕; 钟正平; 管士敬; 蒋建军
Original assignee: Danyang Hegong Tools Co Ltd
Current assignee: Danyang Hegong Tools Co Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-05-19
Anticipated expiration: 2029-07-31

Abstract

The utility model relates to the technical field of an extruding screw tap, and discloses an extruding screw tap for processing a micro blind hole, which solves the problem that the prior manual extruding screw tap is easy to deviate a threaded hole in the using process, so that the threaded hole can not be effectively used; meanwhile, most of the manual extrusion screw taps are provided with integrated rotating handles, so that the practicability is poor; this an extrusion screw tap for processing of miniature blind hole can effectually keep punching perpendicularly when using, makes the screw hole of beating effectively use, and the rotation handle that this extrusion screw tap used simultaneously can cooperate the use with the extrusion screw tap of equidimension not to can satisfy the demand of people's practicality.

Description

A extrusion screw tap for processing of miniature blind hole

Technical Field

The utility model belongs to the technical field of the extrusion screw tap, specifically be an extrusion screw tap for miniature blind hole processing.

Background

The extrusion screw tap is a novel thread tool for processing internal threads by utilizing the metal plastic deformation principle, the extrusion screw tap extrusion internal threads is a chipless processing technology, is particularly suitable for copper alloy and aluminum alloy with lower strength and better plasticity, can also be used for tapping materials with low hardness and large plasticity, such as stainless steel, low-carbon steel and the like, and has long service life; the screw thread extruded by the extrusion screw tap has high surface smoothness, the metal fiber of the screw thread is not broken, and a cold-hard layer is formed on the surface, so that the strength and the wear resistance of the screw thread can be improved.

The existing manual extrusion screw tap is easy to deviate the threaded hole in the use process, so that the threaded hole cannot be effectively used; meanwhile, most of the existing manual extrusion screw taps are provided with integrated rotating handles, so that the practicability is poor; therefore, improvements are now needed in view of the current situation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an extruding screw tap for processing a micro blind hole, which effectively solves the problem that the prior manual extruding screw tap can easily deviate the threaded hole in the using process, so that the threaded hole can not be effectively used; meanwhile, most of the manual extrusion screw taps are provided with integrated rotating handles, so that the practicability is poor.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an extrusion screw tap for processing of miniature blind hole, including the metal ring, the three supporting leg of surperficial equidistance fixedly connected with of metal ring, the equal fixedly connected with supporting shoe of one end of metal ring is kept away from to three supporting leg, the inside fixedly connected with bearing of metal ring, the inside activity of bearing is pegged graft and is had the round bar, the top fixedly connected with quadrangle fixture block of round bar, the surperficial activity joint of quadrangle fixture block has the snap ring, the both sides on snap ring surface all are connected with the rotation barre, first quadrangle draw-in groove has been seted up to the bottom of round bar, the inside activity joint of first quadrangle draw-in groove has the quadrangle kelly, the bottom fixedly connected with dog of quadran.

Preferably, the bottom of the supporting block is provided with an anti-skid groove.

Preferably, the upper part of the quadrilateral clamping block is provided with a jack, and a bolt is movably inserted in the jack.

Preferably, a second quadrilateral clamping groove is formed in the middle of the clamping ring, and the clamping ring is movably clamped on the surface of the quadrilateral clamping block through the second quadrilateral clamping groove.

Preferably, the both sides on snap ring surface are equal fixedly connected with connecting block, rotate the one side of barre fixed connection at the connecting block, and rotate the equal fixedly connected with lag in surface of barre.

Preferably, the top of the first quadrilateral clamping groove is fixedly provided with a magnet block, and the top of the quadrilateral clamping rod is fixedly connected with an iron block.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) in the working process, the extrusion screw tap for machining the micro blind hole can effectively keep vertical punching when in use by arranging the metal circular ring, the supporting leg, the supporting block, the anti-skidding groove, the bearing and the circular rod, so that a punched threaded hole can be effectively used; the use of the three support legs, the three support blocks and the three anti-slip grooves enables the metal circular ring to be effectively kept stable, and the stability of the metal circular ring enables a circular rod inside the bearing to be always kept in a stable vertical state, so that the extrusion tap body can be vertically punched;

(2) the rotary handle used by the extrusion screw tap can be matched with extrusion screw taps with different sizes for use by being provided with the quadrilateral clamping block, the jack, the clamping ring, the second quadrilateral clamping groove, the rotary handle rod, the first quadrilateral clamping groove, the magnet block, the quadrilateral clamping rod, the iron block and the stop block, so that the requirement of practicability of people can be met; through the use of quadrangle fixture block and snap ring, make to rotate the barre and can effectually dismantle and install, through with the inside of quadrangle kelly card at first quadrangle draw-in groove, make it can carry out effectual installation and use to the extrusion screw tap body of different models.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the present invention in partial cross section in fig. 1;

FIG. 3 is a schematic view of a partial cross-sectional structure of the round bar of the present invention;

in the figure: 1. a metal ring; 2. supporting legs; 3. a support block; 301. an anti-slip groove; 4. a bearing; 5. a round bar; 6. a quadrilateral fixture block; 601. a jack; 602. a bolt; 7. a snap ring; 701. a second quadrilateral slot; 8. rotating the handle bar; 9. a first quadrilateral slot; 901. a magnet block; 10. a quadrilateral clamping rod; 1001. an iron block; 11. a stopper; 12. and extruding the tap body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, 2 and 3, the present invention comprises a metal ring 1, three support legs 2 are fixedly connected to the surface of the metal ring 1 at equal intervals, the ends of the three support legs 2 away from the metal ring 1 are all fixedly connected with support blocks 3, the metal ring 1, the support legs 2 and the support blocks 3 are arranged to keep a round bar 5 capable of moving up and down stably, a bearing 4 is fixedly connected to the inside of the metal ring 1, a round bar 5 is movably inserted into the inside of the bearing 4, a quadrilateral clamping block 6 is fixedly connected to the top of the round bar 5, a clamping ring 7 is movably clamped on the surface of the quadrilateral clamping block 6, rotating handle bars 8 are connected to both sides of the surface of the clamping ring 7, a first quadrilateral clamping groove 9 is formed at the bottom of the round bar 5, a quadrilateral clamping bar 10 is movably clamped inside the first quadrilateral clamping groove 9, and the quadrilateral clamping bar 10 is arranged through the first quadrilateral clamping groove 9 and the, the extrusion tap body 12 can be effectively replaced (the extrusion tap bodies 12 of different models), the bottom fixedly connected with stop block 11 of the quadrilateral clamping rod 10 and the bottom fixedly connected with extrusion tap body 12 of the stop block 11 (the bottom of the stop block 11 can be connected with the extrusion tap bodies 12 of different thickness models, and a plurality of extrusion tap bodies 12 of different models can be produced when the extrusion tap body 12 is used).

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, the anti-slip grooves 301 are formed in the bottoms of the support blocks 3, and the three support blocks 3 can be effectively kept stable through the arrangement of the anti-slip grooves 301, so that the extrusion tap body 12 is more stable during drilling.

In the third embodiment, based on the first embodiment, as shown in fig. 2, the insertion hole 601 is formed in the upper portion of the quadrilateral clamping block 6, the plug 602 is movably inserted into the insertion hole 601, and the insertion hole 601 and the plug 602 are arranged to enable the clamping ring 7 to be more stably sleeved on the surface of the quadrilateral clamping block 6.

Fourth embodiment, on the basis of first embodiment, given by fig. 2, second quadrangle draw-in groove 701 has been seted up at the middle part of snap ring 7, and snap ring 7 passes through second quadrangle draw-in groove 701 activity joint on the surface of quadrangle fixture block 6, through the setting of second quadrangle draw-in groove 701, makes snap ring 7 can effectual card on the surface of quadrangle fixture block 6 to and can dismantle in the convenient of surface of quadrangle fixture block 6.

Fifth embodiment, on the basis of first embodiment, given by fig. 1 and 2, the equal fixedly connected with connecting block in both sides on snap ring 7 surface rotates barre 8 fixed connection in one side of connecting block, and rotates the equal fixedly connected with lag in surface of barre 8, through the setting of connecting block and lag, makes to rotate barre 8 and can effectually drive snap ring 7 and rotate.

Sixth embodiment, on the basis of first embodiment, given by fig. 3, the top fixed mounting of first quadrangle draw-in groove 9 has magnet piece 901, and the top fixedly connected with iron plate 1001 of quadrangle kelly 10 through the setting of magnet piece 901 and iron plate 1001, makes the inside at first quadrangle draw-in groove 9 of drive extrusion tap body 12 card that dog 11 can be stable to in-process convenience more in the use.

The working principle is as follows: at first with supporting leg 2, the support that supporting shoe 3 and bearing 4 are constituteed is placed on the panel that needs punch, will (different models) extrusion tap body 12 pass through the inside of quadrangle kelly 10 card at first quadrangle draw-in groove 9, and adsorb iron plate 1001 through magnet piece 901, make extrusion tap body 12 stable, then insert the inside of metal ring 1 with round bar 5, install snap ring 7 on quadrangle fixture block 6 after that, and insert the inside of jack 601 with bolt 602, rotate at last and rotate barre 8, make it drive extrusion tap body 12 punch to the panel.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an extrusion tap for miniature blind hole processing, includes metal ring (1), its characterized in that: three supporting legs (2) of equidistant fixedly connected with in surface of metal ring (1), the equal fixedly connected with supporting shoe (3) of one end that metal ring (1) was kept away from in three supporting leg (2), inside fixedly connected with bearing (4) of metal ring (1), the inside activity of bearing (4) is pegged graft and is had round bar (5), the top fixedly connected with quadrangle fixture block (6) of round bar (5), the movable joint in surface of quadrangle fixture block (6) has snap ring (7), the both sides on snap ring (7) surface all are connected with rotates barre (8), first quadrangle draw-in groove (9) has been seted up to the bottom of round bar (5), the movable joint in inside of first quadrangle draw-in groove (9) has quadrangle kelly (10), the bottom fixedly connected with dog (11) of quadrangle kelly (10), the bottom fixedly connected with extrusion screw tap body (12) of dog (11).

2. The extrusion tap for micro blind hole machining according to claim 1, wherein: and the bottom of the supporting block (3) is provided with an anti-skid groove (301).

3. The extrusion tap for micro blind hole machining according to claim 1, wherein: the upper part of the quadrilateral clamping block (6) is provided with a jack (601), and a bolt (602) is movably inserted in the jack (601).

4. The extrusion tap for micro blind hole machining according to claim 1, wherein: and a second quadrilateral clamping groove (701) is formed in the middle of the clamping ring (7), and the clamping ring (7) is movably clamped on the surface of the quadrilateral clamping block (6) through the second quadrilateral clamping groove (701).

5. The extrusion tap for micro blind hole machining according to claim 1, wherein: the equal fixedly connected with connecting block in both sides on snap ring (7) surface rotates barre (8) fixed connection in one side of connecting block, and rotates the equal fixedly connected with lag in surface of barre (8).

6. The extrusion tap for micro blind hole machining according to claim 1, wherein: the top of the first quadrilateral clamping groove (9) is fixedly provided with a magnet block (901), and the top of the quadrilateral clamping rod (10) is fixedly connected with an iron block (1001).