CN208913312U - A kind of assemblnig screw tap - Google Patents

Abstract

The utility model discloses a kind of assemblnig screw taps, including screw tap ontology, screw tap ontology is made of grafting bar and screw tap bar, fixed square toes are fixedly connected at the top of grafting bar, the corresponding two sides in grafting bar bottom are equipped with fixing groove, and hexagon socket head cap screw is threaded with inside fixing groove, and the bottom for grafting bar is equipped with grafting card slot, and the corresponding two sides of grafting card slot inner wall are all provided with resilient slot, and hexagon socket head cap screw passes through fixing groove and extends to back in power slot, and the inside for returning power slot passes through return spring and slidably connects closing piece, the beneficial effects of the utility model are: can according to need the length of length adjustment screw tap when tapping, it avoids influencing the effect of tapping because screw tap structure is inflexible, increase the scope of application of screw tap, by being provided with return spring and hexagon socket head cap screw, under the action of return spring, make screw tap disassembly more Rapid and convenient, hexagon socket head cap screw keep screw tap bar and the connection of grafting bar more stable.

Description

A kind of assemblnig screw tap

Technical field

The utility model relates to technical field of mechanical processing, specially a kind of assemblnig screw tap.

Background technique

In mechanical processing process, when internal threads are processed, screw tap is one of most common tool, and screw tap is a kind of processing The cutter of internal screw thread, can be divided into spiral tap and straight sword screw tap according to shape, can be divided into set tap according to use environment And machine tap, metric system can be divided into according to specification, it is made in U.S.A, and screw tap made in Great Britain, import screw tap and state can be divided into according to the place of production Produce screw tap.Screw tap is the main tool that manufacturing industry operator processes screw thread, and existing screw tap structure is inflexible, has a single function, nothing Method is spliced and combined, and when tapping can be can avoid with the length of length adjustment screw tap as needed because screw tap structure is inflexible The effect for influencing tapping, can not increase the scope of application of screw tap.

Utility model content

The purpose of this utility model is to provide a kind of assemblnig screw taps, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of assemblnig screw tap, including screw tap sheet Body, the screw tap ontology are made of grafting bar and screw tap bar, are fixedly connected with fixed square toes at the top of the grafting bar, described to transfer The corresponding two sides in extension bar bottom are equipped with fixing groove, and hexagon socket head cap screw are threaded with inside the fixing groove, and described The bottom for grafting bar is equipped with grafting card slot, and the corresponding two sides of the grafting card slot inner wall are all provided with resilient slot, and described interior six Corner bolt passes through fixing groove and extends to back in power slot, and the inside of described time power slot passes through return spring and slidably connects lock Block, and the hexagon socket head cap screw is passed through from the middle part of return spring and is slidably connected with closing piece, the bottom of the grafting bar passes through Closing piece is connected with screw tap bar, and grafting square toes are fixedly connected at the top of the screw tap bar, and the grafting square toes corresponding two Side is equipped with limiting slot, and the closing piece is inserted into limiting slot, and the outside of the screw tap bar is equipped with cutting edge, and the screw tap It is located in the middle part of cutting edge on the outside of bar and is equidistantly equipped with several chip spaces.

Preferably, it is described grafting bar side be equipped with card slot, and the width of the card slot with graft square toes it is of same size.

Preferably, the bottom symmetrical of the grafting bar is inlaid with the first magnet, and the top of the screw tap bar is located at grafting Symmetrically inlay the second magnet in square toes two sides.

Preferably, the magnetic pole of first magnet bottom is opposite with the magnetic pole of the second magnet bottom.

Preferably, the chip space is mutually perpendicular to cutting edge.

Compared with prior art, the utility model has the beneficial effects that the utility model has the advantages of simple structure novel, practicability By force, by being provided with grafting bar, when tapping, can according to need the length of length adjustment screw tap, avoid because of the inflexible shadow of screw tap structure The effect for ringing tapping, increases the scope of application of screw tap, by being provided with return spring and hexagon socket head cap screw, in the work of return spring Under, make screw tap disassembly more rapid and convenient, hexagon socket head cap screw keeps screw tap bar and the connection of grafting bar more stable.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is enlarged drawing at the utility model A；

Fig. 3 is the utility model spliced map.

In figure: 1, screw tap ontology；2, bar is grafted；3, screw tap bar；4, cutting edge；5, chip space；6, fixed square toes；7, block Slot；8, power slot is returned；9, return spring；10, closing piece；11, the first magnet；12, the second magnet；13, hexagon socket head cap screw；14, it grafts Square toes；15, card slot is grafted；16, fixing groove.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of assemblnig screw tap, including screw tap ontology 1, screw tap ontology 1 is made of grafting bar 2 and screw tap bar 3, and the top of grafting bar 2 is fixedly connected with fixed square toes 6, grafts 2 bottom of bar The corresponding two sides in portion are equipped with fixing groove 16, and hexagon socket head cap screw 13 is threaded with inside fixing groove 16, and graft bar 2 Bottom is equipped with grafting card slot 15, and grafts the corresponding two sides of 15 inner wall of card slot and be all provided with resilient slot 8, and hexagon socket head cap screw 13 passes through The inside for fixing groove 16 and extending to back in power slot 8, and returning power slot 8 passes through return spring 9 and slidably connects closing piece 10, and interior Hex bolts 13 is passed through from the middle part of return spring 9 and is slidably connected with closing piece 10, and the bottom of grafting bar 2 is clamped by closing piece 10 Have a screw tap bar 3, and the top of screw tap bar 3 is fixedly connected with grafting square toes 14, and graft the corresponding two sides of square toes 14 be all provided with it is limited Position slot, and closing piece 10 is inserted into limiting slot, the outside of screw tap bar 3 is equipped with cutting edge 4, and is located at cutting edge 4 on the outside of screw tap bar 3 Middle part is equidistantly equipped with several chip spaces 5.

Graft bar 2 side be equipped with card slot 7, and the width of card slot 7 and grafting square toes 14 it is of same size, be convenient for will graft Bar 2 twists hand and uses, and the bottom symmetrical of grafting bar 2 is inlaid with the first magnet 11, and the top of screw tap bar 3 is located at 14 liang of square toes of grafting The second magnet 12 is symmetrically inlayed in side, and the magnetic pole of 12 bottom of magnetic pole and the second magnet of 11 bottom of the first magnet is on the contrary, convenient for utilizing Magnet attracts each other to be easily installed, and chip space 5 is mutually perpendicular to cutting edge 4, convenient for discharge scrap.

Specifically, when using the utility model, when needing to extend screw tap bar 3, by the grafting square toes 14 at 3 top of screw tap bar In the grafting card slot 15 of insertion grafting 2 bottom of bar, keep the first magnet 11 corresponding with the second magnet 12, because of 11 bottom of the first magnet The magnetic pole of magnetic pole and 12 bottom of the second magnet under magneticaction, makes to graft bar 2 and screw tap on the contrary, opposite magnetic pole attracts each other Bar 3 connects, and then by screwing hexagon socket head cap screw 13, hexagon socket head cap screw 13 pushes closing piece 10 to grafting side under the action of screw thread In the limiting slot of first 14 two sides, with this will grafting bar 2 and screw tap bar 3 it is fixed, when disassembly, only need to reversely screw hexagon socket head cap screw 13, under the action of return spring 9, closing piece 10 is resetted, then separate with screw tap bar 3 grafting bar 2, and by screw tap In the card slot 7 of the grafting insertion grafting of square toes 14 2 side of bar at 3 top of bar, screw tap bar 3 can be rotated by grafting bar 2 and be attacked Silk.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result, Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of assemblnig screw tap, including screw tap ontology (1), which is characterized in that the screw tap ontology (1) is by grafting bar (2) It forms, is fixedly connected with fixed square toes (6) at the top of the grafting bar (2), grafting bar (2) bottom pair with screw tap bar (3) The two sides answered are equipped with fixing groove (16), and are threaded with hexagon socket head cap screw (13) inside the fixing groove (16), and institute State grafting bar (2) bottom be equipped with grafting card slot (15), and the corresponding two sides of grafting card slot (15) inner wall be all provided with it is resilient Slot (8), and the hexagon socket head cap screw (13) passes through fixing groove (16) and extends to back that power slot (8) is interior, and described time power slot (8) It is internal to be slidably connected closing piece (10) by return spring (9), and the hexagon socket head cap screw (13) is from return spring (9) Portion passes through and is slidably connected with closing piece (10), and the bottom of grafting bar (2) is connected with screw tap bar (3) by closing piece (10), and Grafting square toes (14) is fixedly connected at the top of the screw tap bar (3), and the corresponding two sides of the grafting square toes (14) are equipped with Limiting slot, and the closing piece (10) is inserted into limiting slot, the outside of the screw tap bar (3) is equipped with cutting edge (4), and the silk It bores to be located in the middle part of cutting edge (4) on the outside of bar (3) and is equidistantly equipped with several chip spaces (5).

2. a kind of assemblnig screw tap according to claim 1, it is characterised in that: the side of grafting bar (2) is equipped with Card slot (7), and the width of the card slot (7) with grafting square toes 14 it is of same size.

3. a kind of assemblnig screw tap according to claim 1, it is characterised in that: the bottom symmetrical of grafting bar (2) It is inlaid with the first magnet (11), and the top of the screw tap bar (3) is located at grafting square toes (14) two sides and symmetrically inlays the second magnet (12)。

4. a kind of assemblnig screw tap according to claim 3, it is characterised in that: the magnetic of the first magnet (11) bottom Pole is opposite with the magnetic pole of the second magnet (12) bottom.

5. a kind of assemblnig screw tap according to claim 1, it is characterised in that: the chip space (5) and cutting edge (4) It is mutually perpendicular to.