CN210996920U

CN210996920U - Rotatable thread chasing tool

Info

Publication number: CN210996920U
Application number: CN201921983216.9U
Authority: CN
Inventors: 王军伟
Original assignee: Kunshan Hiegise Precision Tools Co ltd
Current assignee: Kunshan Hiegise Precision Tools Co ltd
Priority date: 2019-11-17
Filing date: 2019-11-17
Publication date: 2020-07-14
Anticipated expiration: 2029-11-17

Abstract

The utility model discloses a rotatable thread chasing tool, including base, connecting seat, sleeve pipe, recess, positioning screw, limiting plate, constant head tank, spring, side opening, cutting board, locating hole, fixing base, connecting plate, adjusting screw, spacing hole, dead lever, apron, adapter sleeve, cutter body, rough cut blade and finish cut blade. The utility model discloses it is rational in infrastructure, through rotating the connecting plate, the connecting plate overturns through pivot and fixing base, make the apron drive the dead lever and cup joint with the inside sleeve pipe of connecting seat, the one end of dead lever gets into sheathed tube inside, loosen positioning screw, positioning screw passes the sleeve pipe under the spring action of spring and is connected with the constant head tank block of dead lever one end, thereby with the rigidity of dead lever, then with adjusting screw and locating hole threaded connection, adjusting screw's one end run through the locating hole and with the spacing hole threaded connection of cutter body one end, thereby with the rigidity of cutter body, make things convenient for the change of cutter body.

Description

Rotatable thread chasing tool

Technical Field

The utility model relates to a screw thread chaser specifically is a rotatable screw thread chaser, belongs to screw thread chaser application technical field.

Background

At present in petroleum pipe thread processing turning field, the cutter commonly used all is triangle-shaped two-sided tooth, and rectangle one-sided tooth, and triangle-shaped thread chasing tool that can transpose, and the blade application rate is low, and processing auxiliary time increases, and production efficiency is low.

Present traditional thread chasing tool adopts the taut mode of diagonal draw bar, because diagonal draw bar intensity is lower, adds the easy not hard up of blade in man-hour, can cause the size inaccurate, and the cutter is beaten the sword easily, and current thread chasing tool is difficult for dismantling and changing after fixed, and the phenomenon of the cutting bits winding tool bit of general thread chasing tool. Therefore, a rotatable chaser is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rotatable thread chaser for solving the problems.

The utility model realizes the above purpose through the following technical proposal, a rotatable thread chaser, which comprises a base, a fixing device and an adjusting device;

the fixing device comprises a connecting seat fixedly connected to the top of the base, a sleeve is sleeved inside the connecting seat, a fixing rod is sleeved inside the sleeve, and a groove is formed in the bottom of the base;

the adjusting device comprises a fixed seat fixedly connected to one side of the top end of the base, the top of the fixed seat is connected with a connecting plate in a rotating mode through a rotating shaft, one end of the connecting plate is fixedly connected with the cover plate, the bottom end of the cover plate is fixedly connected with one end of a fixed rod, and a connecting sleeve is sleeved at one end of the fixed rod.

Preferably, the inside center of recess is equipped with the sleeve pipe, sheathed tube inside sliding connection positioning screw, positioning screw's one end sliding connection side opening, the side opening is seted up inside the one end of limiting plate.

Preferably, the number of limiting plate is two, and two the one end of the equal fixed connection one end of two springs of limiting plate, the other end fixed connection positioning screw's of spring one end lateral wall, the spring cup joints the one end at positioning screw.

Preferably, the lateral wall of the outer ring of the fixed rod is provided with two positioning grooves, and the positioning screws are clamped and connected inside the positioning grooves.

Preferably, the connecting sleeve is fixedly connected inside the cutter body, and the peripheral side walls of the cutter body are fixedly connected with the cutter plate.

Preferably, the fixing seat is internally provided with a positioning hole, the positioning hole is internally in threaded connection with an adjusting screw, one end of the adjusting screw is clamped and connected with a limiting hole, and the limiting hole is formed in the peripheral side wall of the cutter body.

Preferably, the number of the knife boards is four, and one ends of the four knife boards are fixedly connected with the rough cutting blade and the fine cutting blade.

The utility model has the advantages that:

1. through pulling positioning screw, positioning screw and side opening sliding connection, the spring compression that the sheathed tube lateral wall will cup joint is passed to positioning screw's one end, then through rotating the connecting plate, the connecting plate overturns through pivot and fixing base, make the apron drive the dead lever cup joint with the inside sleeve pipe of connecting seat, the one end of dead lever gets into the sheathed tube inside, loosen positioning screw, positioning screw passes the sleeve pipe under the spring force effect of spring and is connected with the constant head tank block of dead lever one end, thereby fix the position of dead lever, then with adjusting screw and locating hole threaded connection, adjusting screw's one end runs through the locating hole and with the spacing hole threaded connection of cutter body one end, thereby fix the position of cutter body, make things convenient for the change of cutter body.

2. Through a plurality of rough cutting blade and finish cutting blade setting at many edges of cutter body, can be so that the broach that does not participate in cutting process keeps away from waiting to process the work piece, avoided the phenomenon of cutting bits winding tool bit, improved the machining precision.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

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

FIG. 2 is a schematic view of the structure of the knife body of the present invention;

fig. 3 is a schematic view of the positioning holes, the fixing seat and the connecting plate of the present invention.

In the figure: 1. the cutting tool comprises a base, 2, a connecting seat, 3, a sleeve, 4, a groove, 5, a positioning screw, 6, a limiting plate, 7, a positioning groove, 8, a spring, 9, a side hole, 10, a cutter plate, 11, a positioning hole, 12, a fixing seat, 13, a connecting plate, 14, an adjusting screw, 15, a limiting hole, 16, a fixing rod, 17, a cover plate, 18, a connecting sleeve, 19, a tool body, 20, a rough cutting blade, 21 and a fine cutting blade.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, a rotatable chaser comprises a base 1, a fixing device and an adjusting device;

the fixing device comprises a connecting seat 2 fixedly connected to the top of a base 1, a sleeve 3 is sleeved inside the connecting seat 2, a fixing rod 16 is sleeved inside the sleeve 3, and a groove 4 is formed in the bottom of the base 1, so that the fixing and the dismounting are convenient;

adjusting device includes fixed connection at the fixing base 12 of 1 top one side of base, the top of fixing base 12 rotates through the pivot and connects connecting plate 13, the one end fixed connection apron 17 of connecting plate 13, the one end of the bottom fixed connection dead lever 16 of apron 17, adapter sleeve 18 is cup jointed to the one end of dead lever 16, conveniently adjusts the broach of equidirectional not and processes, the switching of being convenient for.

A sleeve 3 is arranged at the center inside the groove 4, the inside of the sleeve 3 is connected with a positioning screw rod 5 in a sliding mode, one end of the positioning screw rod 5 is connected with a side hole 9 in a sliding mode, and the side hole 9 is formed in one end of the limiting plate 6, so that the structure is more reasonable, and the connection is convenient; the number of the limiting plates 6 is two, one end of each of the two limiting plates 6 is fixedly connected with one end of each of the two springs 8, the other end of each of the springs 8 is fixedly connected with one end side wall of the positioning screw 5, and the springs 8 are sleeved at one end of the positioning screw 5, so that the structure is more reasonable and convenient to connect; the side wall of the outer ring of the fixed rod 16 is provided with two positioning grooves 7, and the positioning screw 5 is clamped and connected inside the positioning grooves 7, so that the structure is more reasonable and the connection is convenient; the connecting sleeve 18 is fixedly connected inside the cutter body 19, and the side wall of the periphery of the cutter body 19 is fixedly connected with the cutter plate 10; the inside of the fixed seat 12 is provided with a positioning hole 11, the inside of the positioning hole 11 is in threaded connection with an adjusting screw 14, one end of the adjusting screw 14 is in clamping connection with a limiting hole 15, and the limiting hole 15 is formed in the peripheral side wall of the cutter body 19, so that the structure is more reasonable, and the connection is convenient; the quantity of cutting board 10 is four, four the equal fixed connection rough cut blade 20 of one end of cutting board 10 and finish cut blade 21, the structure is more reasonable, is convenient for connect.

When the utility model is used, firstly, the base 1 in the device is fixed, then the cutter body 19 to be installed is sleeved with the fixed rod 16 at one end of the cover plate 17 through the connecting sleeve 18, the positioning screw 5 is connected with the side hole 9 in a sliding way by pulling the positioning screw 5, one end of the positioning screw 5 penetrates through the side wall of the sleeve 3 to compress the sleeved spring 8, then the connecting plate 13 is rotated to overturn the fixed seat 12 through the rotating shaft, the cover plate 17 drives the fixed rod 16 to be sleeved with the sleeve 3 in the connecting seat 2, one end of the fixed rod 16 enters into the sleeve 3, the positioning screw 5 is loosened, the positioning screw 5 penetrates through the sleeve 3 under the elastic force of the spring 8 to be connected with the positioning groove 7 at one end of the fixed rod 16 in a clamping way, thereby fixing the position of the fixed rod 16, then the adjusting screw 14 is in threaded connection with the positioning hole 11, one end of the adjusting screw 14 penetrates through the positioning hole 11, therefore, the cutter body 19 is fixed, the cutter body 19 is convenient to replace, and comb cutters which do not participate in cutting processing can be far away from a workpiece to be processed by arranging the rough cutting blades 20 and the fine cutting blades 21 on a plurality of edges of the cutter body 19, so that the phenomenon that cutting chips are wound on a cutter head is avoided, and the processing precision is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A rotatable thread chasing tool is characterized in that: comprises a base (1), a fixing device and an adjusting device;

the fixing device comprises a connecting seat (2) fixedly connected to the top of a base (1), a sleeve (3) is sleeved inside the connecting seat (2), a fixing rod (16) is sleeved inside the sleeve (3), and a groove (4) is formed in the bottom of the base (1);

adjusting device includes fixing base (12) of fixed connection in base (1) top one side, the top of fixing base (12) is rotated through the pivot and is connected connecting plate (13), one end fixed connection apron (17) of connecting plate (13), the one end of the bottom fixed connection dead lever (16) of apron (17), adapter sleeve (18) is cup jointed to the one end of dead lever (16).

2. A rotatable chaser according to claim 1, wherein: the inside center of recess (4) is equipped with sleeve pipe (3), the inside sliding connection positioning screw (5) of sleeve pipe (3), the one end sliding connection side opening (9) of positioning screw (5), side opening (9) are seted up inside the one end of limiting plate (6).

3. A rotatable chaser according to claim 2, wherein: the quantity of limiting plate (6) is two, and two the one end of the equal fixed connection of one end of limiting plate (6) one end of two springs (8), the one end lateral wall of the other end fixed connection positioning screw (5) of spring (8), spring (8) cup joints the one end at positioning screw (5).

4. A rotatable chaser according to claim 1, wherein: two positioning grooves (7) are formed in the side wall of the outer ring of the fixing rod (16), and the positioning screws (5) are clamped and connected inside the positioning grooves (7).

5. A rotatable chaser according to claim 1, wherein: the connecting sleeve (18) is fixedly connected inside the cutter body (19), and the side walls of the periphery of the cutter body (19) are fixedly connected with the cutter plate (10).

6. A rotatable chaser according to claim 1, wherein: the cutter is characterized in that a positioning hole (11) is formed in the fixing seat (12), the inner portion of the positioning hole (11) is in threaded connection with an adjusting screw rod (14), one end of the adjusting screw rod (14) is connected with a limiting hole (15) in a clamping mode, and the limiting hole (15) is formed in the peripheral side wall of the cutter body (19).

7. A rotatable chaser according to claim 5, wherein: the number of the knife boards (10) is four, and one ends of the four knife boards (10) are fixedly connected with the rough cutting blade (20) and the fine cutting blade (21).