CN214977835U

CN214977835U - Machine tool chuck used for mechanical manufacturing and accurate in positioning

Info

Publication number: CN214977835U
Application number: CN202022835733.0U
Authority: CN
Inventors: 王朋
Original assignee: Hangzhou Genda Machinery Co ltd
Current assignee: Hangzhou Genda Machinery Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-12-03
Anticipated expiration: 2030-12-01

Abstract

The utility model relates to a machine-building technical field specifically is a fix a position accurate lathe chuck for machine-building, which comprises a base, the last fixed surface on chassis is connected with the chuck body, feed port and first fixed orifices have all been seted up with the surface of chuck body on chassis, the inside threaded connection of first fixed orifices has first bolt, the chuck body is kept away from one side on chassis and has been seted up first spacing hole, the quantity in first spacing hole has four, four the equal movable mounting in inside in first spacing hole has first movable block, the number of first movable block has four. The utility model has the advantages that: through set up first movable block in first spacing downthehole, make first activity jack catch at first spacing downthehole activity, set up the fourth fixed orifices in the bottom surface in first spacing hole, at the internally mounted second bolt of second fixed orifices and fourth fixed orifices threaded connection, can fix first activity jack catch, can the convenience of customers fix not unidimensional part.

Description

Machine tool chuck used for mechanical manufacturing and accurate in positioning

Technical Field

The utility model relates to a machine-building technical field, especially a fix a position accurate lathe chuck for machine-building.

Background

The machine tool is a machine for manufacturing machines, also called a machine tool or a machine tool, and is conventionally called a machine tool for short, a lathe chuck is mainly used for turning a workpiece rotated by a turning tool after a part is fixed by using a clamping jaw, and the machine tool chuck also plays an important role in the construction of national economy modernization, and is generally divided into a manual chuck, a pneumatic chuck, a hydraulic chuck, an electric chuck, a mechanical chuck and the like. Machine tool chucks in modern machine manufacturing are mainly used for machining shafts, discs, sleeves and other parts with rotating surfaces, and the methods for machining machine parts are many: in addition to cutting, casting, forging, welding, stamping, extruding and the like are also available, but all parts with high precision requirements and fine surface roughness requirements generally need to be finally machined by a cutting method after being fixed on a chuck of a machine tool, and the chuck of an old machine tool can only roughly clamp the parts for machining and cannot provide higher requirements for the size of the parts.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a location accurate lathe chuck for machine-building.

The purpose of the utility model is realized through the following technical scheme: a machine tool chuck used for mechanical manufacturing and accurate in positioning comprises a chassis, wherein a chuck body is fixedly connected to the upper surface of the chassis, a feeding hole and a first fixing hole are formed in the surfaces of the chassis and the chuck body, a first bolt is in threaded connection with the inside of the first fixing hole, a first limiting hole is formed in one side, away from the chassis, of the chuck body, four first limiting holes are formed, a first movable block is movably mounted inside each of the four first limiting holes, the number of the first movable blocks is four, a first connecting block is fixedly connected to the surface of each of the four first movable blocks, the number of the first connecting blocks is four, first movable clamping jaws are fixedly connected to the upper surfaces of the four first connecting blocks, the number of the first movable clamping jaws is four, and first movable grooves and first limiting grooves are formed in the upper surfaces and the side surfaces of the four first movable clamping jaws respectively, the quantity of first activity groove and first spacing groove is four, four the second fixed orifices has all been seted up to the bottom of first activity inslot wall, the inside threaded connection of second fixed orifices has the second bolt, the upper surface overlap joint of first activity jack catch has second activity jack catch, the third fixed orifices has been seted up on the surface of second activity jack catch, the inside threaded connection of third fixed orifices has the third bolt, the bottom surface fixedly connected with second movable block of second activity jack catch.

Optionally, the feed hole is located between the chassis and the surface of the chuck body.

Optionally, the number of the first bolts is six.

Optionally, the number of the second fixing holes formed in the first movable groove is seven, and the seven second fixing holes are arranged at equal intervals.

Optionally, the surface of the chuck body is in threaded connection with a star-shaped handle.

Optionally, the second movable block is movably connected inside the first movable groove and the first limiting groove.

Optionally, a fourth fixing hole is formed in the bottom surface of the first limiting hole, and the second bolt is connected to the inside of the fourth fixing hole in a threaded manner.

The utility model has the advantages of it is following:

1. this a lathe chuck that is used for accurate location of machine-building through set up first movable block in first spacing downthehole, can make first activity jack catch at first spacing downthehole activity, sets up the fourth fixed orifices in the bottom surface in first spacing hole to at the internally mounted second bolt and the fourth fixed orifices threaded connection of second fixed orifices, can fix first activity jack catch, can the fixed not unidimensional part of person of facilitating the use.

2. This a lathe chuck that is used for accurate location of machine-building, set up first movable groove and first spacing groove through the surface at first movable jack catch, can carry on spacingly to second movable jack catch, and set up the third fixed orifices and install the third bolt on the surface of second movable jack catch, and set up the second fixed orifices with third bolt looks adaptation in the bottom of first movable inslot wall, can the person of facilitating the use adjust and fix the position of second movable jack catch, can make the more accurate position part's of chuck position, the rationality of design is presented.

Drawings

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

FIG. 2 is a schematic structural view of the chuck of the present invention;

FIG. 3 is a schematic structural view of a first movable jaw of the present invention;

fig. 4 is a schematic structural view of the second movable jaw of the present invention.

In the figure: 1-chassis, 2-chuck body, 3-feeding hole, 4-first fixed hole, 5-first bolt, 6-first limiting hole, 7-first movable block, 8-first connecting block, 9-first movable jaw, 10-first movable groove, 11-first limiting groove, 12-second fixed hole, 13-second bolt, 14-second movable jaw, 15-third fixed hole, 16-third bolt, 17-second movable block, 18-star handle and 19-fourth fixed hole thread.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-4, a machine tool chuck for machine manufacturing with precise positioning comprises a chassis 1, a chuck body 2 fixedly connected to the upper surface of the chassis 1, a feeding hole 3 and a first fixing hole 4 both formed on the surfaces of the chassis 1 and the chuck body 2, a first bolt 5 threadedly connected to the inside of the first fixing hole 4, a first limiting hole 6 formed on one side of the chuck body 2 away from the chassis 1, four first limiting holes 6, four first movable blocks 7 movably mounted inside the four first limiting holes 6, four first movable blocks 7, four first connecting blocks 8 fixedly connected to the surfaces of the four first movable blocks 7, four first connecting blocks 8, four first movable claws 9 fixedly connected to the upper surfaces of the four first connecting blocks 8, four first movable claws 9, four first movable grooves 10 and first limiting grooves 11 formed on the upper surfaces and the side surfaces of the four first movable claws 9, the number of the first movable grooves 10 and the number of the first limiting grooves 11 are four, the bottoms of the inner walls of the four first movable grooves 10 are respectively provided with a second fixed hole 12, the inner part of the second fixed hole 12 is in threaded connection with a second bolt 13, the upper surface of the first movable jaw 9 is lapped with a second movable jaw 14, the surface of the second movable jaw 14 is provided with a third fixed hole 15, the inner part of the third fixed hole 15 is in threaded connection with a third bolt 16, the second movable jaw 14 can be limited by arranging the first movable groove 10 and the first limiting groove 11 on the outer surface of the first movable jaw 9, the third bolt 16 is arranged by arranging the third fixed hole 15 on the surface of the second movable jaw 14, and the bottom of the inner wall of the first movable groove 10 is provided with the second fixed hole 12 matched with the third bolt 16, so that a user can conveniently adjust and fix the position of the second movable jaw 14, the position of a part can be more accurately positioned by the chuck, the reasonability of design is improved, the bottom surface of a second movable clamping jaw 14 is fixedly connected with a second movable block 17, a feeding hole 3 is arranged between the surface of a chassis 1 and the surface of a chuck body 2, the number of first bolts 5 is six, the number of second fixed holes 12 formed in a first movable groove 10 is seven, the seven second fixed holes 12 are arranged at equal intervals, the surface of the chuck body 2 is in threaded connection with a star-shaped handle 18, the second movable block 17 is movably connected with the first movable groove 10 and the inside of a first limiting groove 11, the bottom surface of the first limiting hole 6 is provided with a fourth fixed hole 19, the first movable clamping jaw 9 can move in the first limiting hole 6 by arranging a first movable block 7 in the first limiting hole 6, the bottom surface of the first limiting hole 6 is provided with a fourth fixed hole 19, and a second bolt 13 and the fourth fixed hole 19 are arranged in the second fixed hole 12 and in threaded connection, the first movable jaw 9 can be fixed, and the second bolt 13 for fixing parts with different sizes can be conveniently screwed in the fourth fixing hole 19 by a user.

The working process of the utility model is as follows: the machine tool chuck used for machine manufacturing and with accurate positioning can fix the first movable clamping jaw 9 by arranging the first movable block 7 in the first limiting hole 6, enabling the first movable clamping jaw 9 to move in the first limiting hole 6, arranging the fourth fixing hole 19 on the bottom surface of the first limiting hole 6, arranging the second bolt 13 and the fourth fixing hole 19 in threaded connection in the second fixing hole 12, enabling the first movable clamping jaw 9 to be fixed, and facilitating a user to fix parts with different sizes, limit the second movable clamping jaw 14 by arranging the first movable groove 10 and the first limiting groove 11 on the outer surface of the first movable clamping jaw 9, arranging the third fixing hole 15 on the surface of the second movable clamping jaw 14 to install the third bolt 16, and arranging the second fixing hole 12 matched with the third bolt 16 at the bottom of the inner wall of the first movable groove 10, enabling the user to adjust and fix the position of the second movable clamping jaw 14, the chuck can be used for more accurately positioning the position of the part, and the reasonability of design is improved.

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. A fix a position accurate lathe chuck for machine-building which characterized in that: the device comprises a chassis (1), wherein a chuck body (2) is fixedly connected to the upper surface of the chassis (1), a feeding hole (3) and a first fixed hole (4) are formed in the surfaces of the chassis (1) and the chuck body (2), a first bolt (5) is in threaded connection with the inside of the first fixed hole (4), a first limiting hole (6) is formed in one side, away from the chassis (1), of the chuck body (2), four first limiting holes (6) are formed, first movable blocks (7) are movably mounted inside the four first limiting holes (6), four first movable blocks (7) are arranged, first connecting blocks (8) are fixedly connected to the surfaces of the four first movable blocks (7), four first connecting blocks (8) are fixedly connected to the surfaces of the four first connecting blocks (8), and first movable clamping jaws (9) are fixedly connected to the upper surfaces of the four first connecting blocks (8), the quantity of first activity jack catch (9) has four, four first activity groove (10) and first spacing groove (11) have been seted up respectively to the upper surface and the side of first activity jack catch (9), the quantity of first activity groove (10) and first spacing groove (11) is four, four second fixed orifices (12) have all been seted up to the bottom of first activity groove (10) inner wall, the internal thread connection of second fixed orifices (12) has second bolt (13), the upper surface overlap joint of first activity jack catch (9) has second activity jack catch (14), third fixed orifices (15) have been seted up on the surface of second activity jack catch (14), the internal thread connection of third fixed orifices (15) has third bolt (16), the bottom surface fixedly connected with second movable block (17) of second activity jack catch (14).

2. A machine tool chuck for machine building with precision positioning according to claim 1, characterized in that: the feeding hole (3) is arranged between the chassis (1) and the surface of the chuck body (2).

3. A machine tool chuck for machine building with precision positioning according to claim 1, characterized in that: the number of the first bolts (5) is six.

4. A machine tool chuck for machine building with precision positioning according to claim 1, characterized in that: the number of the second fixing holes (12) formed in the first movable groove (10) is seven, and the seven second fixing holes (12) are arranged at equal intervals.

5. A machine tool chuck for machine building with precision positioning according to claim 1, characterized in that: the surface of the chuck body (2) is in threaded connection with a star-shaped handle (18).

6. A machine tool chuck for machine building with precision positioning according to claim 1, characterized in that: the second movable block (17) is movably connected to the inside of the first movable groove (10) and the inside of the first limiting groove (11).

7. A machine tool chuck for machine building with precision positioning according to claim 1, characterized in that: and a fourth fixing hole (19) is formed in the bottom surface of the first limiting hole (6), and the second bolt (13) is in threaded connection with the inside of the fourth fixing hole (19).