CN217315929U

CN217315929U - Lathe tool fixture

Info

Publication number: CN217315929U
Application number: CN202122166874.2U
Authority: CN
Inventors: 谯春; 肖五顺; 熊光军; 张托; 杨清伟; 李治江
Original assignee: Chengdu Xili Technology Co ltd
Current assignee: Chengdu Xili Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-08-30
Anticipated expiration: 2031-09-08

Abstract

The utility model provides a lathe tool fixture, which relates to the field of lathe tool fixtures and aims to solve the problems that the existing lathe tool fixture usually uses a screw to install a tool, the size of a fastening screw needs to be adjusted according to the tool during actual operation, and the matching wrench is used for fastening, so that the working efficiency is reduced; a rotating mechanism is arranged below the mounting mechanism; the locking mechanism is arranged inside the rotating mechanism; the guide mechanism is mounted inside the locking mechanism. The cooperation of the slant screw hole of rotary mechanism and the slant thread face of locking piece makes the locking piece remove about on the guide bar, and the spring of guide bar makes the guide bar can all the time with rotary mechanism's thread engagement, and four locking pieces can inwards contract or outwards open simultaneously to this locking lathe tool improves the speed of changing the lathe tool.

Description

Lathe tool fixture

Technical Field

The utility model belongs to the technical field of the lathe tool anchor clamps, more specifically says, in particular to lathe tool anchor clamps.

Background

The lathe needs to use a cutter during machining, the cutter has certain pertinence, and different cutters are needed for workpieces of different types and sizes, so that the cutter needs to be replaced when the machined workpiece is replaced. Therefore, the tool is frequently replaced, and the operation efficiency needs to be improved, so that the tool clamping mechanism of the lathe device needs to be improved.

For example, application No.: relate to a lathe tool holder and lathe among CN201621113441.3, including tool holder body and fastening bolt, be provided with the elastic bushing in the tool holder body, the elastic bushing is used for the cover to locate outside the handle of a knife, the interval is provided with first arch and first recess on the inner wall of tool holder body, fastening bolt's one end is passed the tool holder body with the elastic bushing connects, the utility model provides a be provided with the elastic bushing in the tool holder body among the lathe tool holder, reduce the in-process vibrations of cutter in the use. And the inner wall of the cutter chuck body is provided with first bulges and first grooves at intervals, so that the friction force between the cutter chuck body and the elastic bushing is increased. The surface quality of the workpiece is improved, and the device has the advantages of simple structure, convenience in use and the like.

Based on the prior art, when the existing lathe tool clamp is used, a tool is usually installed by using a screw, the size of a fastening screw needs to be adjusted according to the tool in actual operation, and the fastening is carried out by using a matched wrench, so that the operation is troublesome, and the working efficiency is reduced; meanwhile, when the existing lathe tool clamp is used, the clamp needs to be adjusted according to the size of a turning tool, and the clamp needs to be replaced when a rectangular tool and a circular tool are used, so that manpower and time are wasted.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a lathe tool fixture, which aims to solve the problems that when the existing lathe tool fixture is used, a tool is usually installed by using a screw, the size of a fastening screw needs to be adjusted according to the tool during actual operation, and the fastening is carried out by using a matched wrench, which is troublesome and reduces the working efficiency; meanwhile, when the existing lathe tool clamp is used, the clamp needs to be adjusted according to the size of a turning tool, and the clamp needs to be replaced when a rectangular tool and a circular tool are used, so that the problems of manpower and time are solved.

The utility model relates to a purpose and efficiency of lathe tool holder are reached by following concrete technical means:

a lathe tool holder comprising:

an installation mechanism; a locking mechanism; a guide mechanism;

a limiting mechanism is installed at the rear end of the installation mechanism, and a limiting piece of the limiting mechanism is inserted into a screw hole of the installation piece; a rotating mechanism is arranged below the mounting mechanism, and a T-shaped bulge of the rotating mechanism is inserted into the T-shaped groove of the mounting piece; the locking mechanism is arranged in the rotating mechanism, and four locking pieces are inserted into the screw hole of the rotating mechanism; the guide mechanism is installed in the locking mechanism, and a buffer piece is inserted into the installation hole.

Further, the installation mechanism includes:

the mounting piece is provided with a rectangular bulge above, the rear end of the mounting piece is provided with a screw hole, and the outer sides of the front end and the rear end of the mounting piece are respectively provided with four through holes; a circular groove is formed below the mounting piece, and T-shaped grooves are formed in the front side and the rear side of the circular groove of the mounting piece;

the connecting plate, the connecting plate passes through screwed connection in the top of installed part.

Further, stop gear is including:

the rear end of the limiting part is provided with a thread, the rear end of the limiting part is provided with a hexagonal bulge, and a circular through hole is formed in the hexagonal bulge of the limiting part;

and the contact piece is inserted into the circular through hole of the limiting piece.

Furthermore, an inclined threaded hole inclined for five degrees is formed in the rotating mechanism, T-shaped protrusions are arranged on the front side and the rear side of the rotating mechanism, and an anti-skid groove is formed in the outer side of the rotating mechanism.

Further, the locking mechanism comprises:

the locking piece is of an arc-shaped structure, and an arc-shaped bulge is arranged below the locking piece;

the mounting hole is formed in the arc-shaped protrusion of the locking piece.

Further, the guiding mechanism comprises:

the both ends of guide bar insert inside the through-hole of installed part, and the both ends outside cover of guide bar is equipped with the spring.

Further, the guiding mechanism further comprises:

the positioning piece is internally provided with a circular through hole, and a guide rod is inserted into the positioning piece;

the buffer piece is made of rubber and sleeved on the outer side of the guide rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the device, a limiting mechanism is arranged, when the turning tool is installed, a contact piece needs to be rotated according to the size of the turning tool to drive a limiting piece to rotate, and the length of the limiting piece extending out of the installation piece is adjusted under the matching of the limiting piece and the threads of the installation piece, so that the length of the tool bit of the turning tool installed in the device extending out is adjusted;

2. in this device, rotary mechanism has been set up, locking mechanical system and guiding mechanism, the lathe tool is installed inside the locking piece, fix four faces of lathe tool afterbody through four locking pieces, when rotating rotary mechanism, rotary mechanism's slant screw hole and the cooperation of the slant screw thread face of locking piece, make the locking piece control about on the guide bar, the spring of guide bar simultaneously, make the guide bar can be all the time with rotary mechanism's screw-thread engagement, four locking pieces can inwards contract or outwards open simultaneously, with this locking lathe tool, mechanism more than using, installation and dismantlement lathe tool that can be quick, and the work efficiency is improved, and use this device, also can be used to install circular lathe tool, the application range of this anchor clamps has been enlarged.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic diagram of the explosive structure of the internal components of the present invention.

Fig. 3 is a schematic view of the three-dimensional cross-sectional structure of the present invention.

Fig. 4 is a schematic diagram of a partially enlarged structure at a shown in fig. 3 according to the present invention.

Fig. 5 is a schematic view of a partially enlarged structure at B shown in fig. 3 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an installation mechanism; 101. a mounting member; 102. a connecting plate;

2. a limiting mechanism; 201. a stopper; 202. a contact member;

3. a rotation mechanism;

4. a locking mechanism; 401. a locking member; 402. mounting holes;

5. a guide mechanism; 501. a guide bar; 502. a positioning member; 503. a buffer.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment is as follows:

as shown in figures 1 to 5:

the utility model provides a lathe tool anchor clamps, include: an installation mechanism 1; a locking mechanism 4; a guide mechanism 5; the rear end of the mounting mechanism 1 is provided with a limiting mechanism 2, and a limiting piece 201 of the limiting mechanism 2 is inserted into a screw hole of the mounting piece 101; a rotating mechanism 3 is arranged below the mounting mechanism 1, and a T-shaped bulge of the rotating mechanism 3 is inserted into a T-shaped groove of the mounting piece 101; the locking mechanism 4 is arranged inside the rotating mechanism 3, and four locking pieces 401 are inserted into the screw holes of the rotating mechanism 3; the guide mechanism 5 is mounted inside the lock mechanism 4, and a cushion member 503 is inserted inside the mounting hole 402.

As shown in fig. 2, the mounting mechanism 1 includes: the mounting part 101 is of a circular structure, a rectangular bulge is arranged above the mounting part 101, a screw hole is formed in the rear end of the mounting part 101, and four through holes are formed in the outer sides of the front end and the rear end of the mounting part 101 respectively; a circular groove is formed below the mounting piece 101, and T-shaped grooves are formed in the front side and the rear side of the circular groove of the mounting piece 101; the mounting member 101 is used for mounting other parts of the device; the connecting plate 102 is of a plate-shaped structure, and the connecting plate 102 is connected above the mounting piece 101 through screws; screw holes are arranged below the connecting plate 102, and corresponding screw holes or clamping grooves are arranged above the connecting plate 102 according to the connection mode with the lathe, so that the device is connected with the lathe.

As shown in fig. 2, the limiting mechanism 2 includes: the limiting part 201 is of a columnar structure, the rear end of the limiting part 201 is provided with a thread, the rear end of the limiting part 201 is provided with a hexagonal bulge, and a circular through hole is formed in the hexagonal bulge of the limiting part 201; the contact 202, the contact 202 is a columnar structure, the contact 202 is inserted in the circular through hole of the stopper 201; through rotating the contact member 202, drive the locating part 201 and rotate, under the screw-threaded cooperation of locating part 201 and installed part 101, adjust the length that locating part 201 stretches out in installed part 101 to this regulation is installed and is installed the length that the lathe tool bit stretches out in the inside of device.

As shown in fig. 2, the rotating mechanism 3 is an annular mechanism, an oblique threaded hole inclined by five degrees is formed in the rotating mechanism 3, T-shaped protrusions are arranged on the front side and the rear side of the rotating mechanism 3, and an anti-slip groove is formed in the outer side of the rotating mechanism 3; and rotating the rotating mechanism 3, and matching the inclined threaded hole of the rotating mechanism 3 with the inclined threaded surface of the locking piece 401, so that the four locking pieces 401 can loosen and lock the turning tool inside.

As shown in fig. 2, the locking mechanism 4 includes: the locking piece 401 is of an arc-shaped structure, and an arc-shaped bulge is arranged below the locking piece 401; the outer side of the locking member 401 is an oblique thread surface inclined by five degrees, the oblique thread surfaces of the four locking members 401 form a complete thread surface, and the four locking members 401 can lock and release the clamped turning tool under the driving of the rotating mechanism 3; the mounting hole 402 is of a circular structure, and the mounting hole 402 is formed in the arc-shaped protrusion of the locking member 401; the mounting hole 402 is used to mount the guide mechanism 5.

As shown in fig. 3, the guide mechanism 5 includes: the guide rod 501 is a U-shaped rod, two ends of the guide rod 501 are inserted into the through hole of the mounting part 101, and springs are sleeved outside the two ends of the guide rod 501; the positioning piece 502 is of a circular structure, a circular through hole is formed in the positioning piece 502, and the guide rod 501 is inserted into the positioning piece 502; the buffer part 503 is of a circular structure, the buffer part 503 is made of rubber, and the buffer part 503 is sleeved on the outer side of the guide rod 501; the guide bar 501 is used to limit the position of the locking member 401, and when the rotation mechanism 3 is locked and unlocked, it moves left and right on the guide bar 501, and at the same time, the spring is compressed, so that the guide bar 501 can be always engaged with the screw thread of the rotation mechanism 3.

When in use: when an operator installs the turning tool, according to the size of the turning tool, the contact piece needs to be rotated to drive the limiting piece to rotate, under the matching of the limiting piece and the threads of the installation piece, the length of the limiting piece extending out of the interior of the installation piece is adjusted, then the rotating mechanism is rotated to enable the inclined threaded hole of the rotating mechanism to be matched with the inclined threaded surface of the locking piece, the locking piece is enabled to move left and right on the guide rod, meanwhile, the spring of the guide rod enables the guide rod to be engaged with the threads of the rotating mechanism all the time, meanwhile, the four locking pieces can contract inwards or expand outwards to lock the turning tool, and similarly, the rotating mechanism is rotated in the direction, so that the clamp can be rapidly loosened; by using the device, the cutter of the lathe can be conveniently and quickly mounted and dismounted, the working efficiency is improved, and the application range of the device is enlarged.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A lathe tool holder, comprising: an installation mechanism (1);

the rear end of the mounting mechanism (1) is provided with a limiting mechanism (2), and a limiting piece (201) of the limiting mechanism (2) is inserted into a screw hole of the mounting piece (101); a rotating mechanism (3) is arranged below the mounting mechanism (1), and a T-shaped bulge of the rotating mechanism (3) is inserted into a T-shaped groove of the mounting piece (101); a locking mechanism (4) is arranged in the rotating mechanism (3), and four locking pieces (401) are inserted into a screw hole of the rotating mechanism (3); a guide mechanism (5) is installed inside the lock mechanism (4), and a cushion member (503) is inserted inside the installation hole (402).

2. Lathe tool holder according to claim 1, characterized in that the mounting means (1) comprise:

the mounting piece (101), the rear end of the mounting piece (101) is provided with a screw hole, and the outer sides of the front end and the rear end of the mounting piece (101) are respectively provided with four through holes; a circular groove is formed below the mounting piece (101), and T-shaped grooves are formed in the front side and the rear side of the circular groove of the mounting piece (101);

and the connecting plate (102), the connecting plate (102) is connected above the mounting piece (101) through screws.

3. Lathe tool holder according to claim 1, characterized in that the limiting mechanism (2) comprises:

the rear end of the limiting piece (201) is provided with a thread, the rear end of the limiting piece (201) is provided with a hexagonal bulge, and a circular through hole is formed in the hexagonal bulge of the limiting piece (201);

and the contact (202), wherein the contact (202) is inserted into the circular through hole of the limiting piece (201).

4. The lathe tool holder as claimed in claim 1, wherein the rotating mechanism (3) is provided with an inclined threaded hole inclined by five degrees, the front and rear sides of the rotating mechanism (3) are provided with T-shaped protrusions, and the outer side of the rotating mechanism (3) is provided with anti-slip grooves.

5. Lathe tool holder according to claim 1, characterized in that the locking mechanism (4) comprises:

the locking piece (401), the locking piece (401) is an arc structure, and an arc protrusion is arranged below the locking piece (401);

and the mounting hole (402) is formed in the arc-shaped bulge of the locking piece (401).

6. Lathe tool holder according to claim 1, characterized in that the guide means (5) comprise:

the two ends of the guide rod (501) are inserted into the through hole of the mounting piece (101), and springs are sleeved on the outer sides of the two ends of the guide rod (501).

7. Lathe tool holder according to claim 6, characterized in that the guide means (5) further comprise:

the positioning device comprises a positioning piece (502), wherein a circular through hole is formed in the positioning piece (502), and a guide rod (501) is inserted into the positioning piece (502);

and the buffer piece (503) is sleeved outside the guide rod (501).