CN210306797U

CN210306797U - Adjustable fixture of lathe

Info

Publication number: CN210306797U
Application number: CN201920899974.6U
Authority: CN
Inventors: 陈晓金
Original assignee: Dalian Jinhua Gear Case Mfg Co ltd
Current assignee: Dalian Jinhua Gear Case Mfg Co ltd
Priority date: 2019-06-16
Filing date: 2019-06-16
Publication date: 2020-04-14
Anticipated expiration: 2029-06-16

Abstract

The utility model discloses an adjustable anchor clamps of lathe relates to turning attachment technical field. The utility model comprises a base, wherein two brackets are fixed on the surface of the base; a half snap ring is fixed between the two brackets; the inner surface of the half snap ring is rotatably connected with a rotary clamping piece; the peripheral side surface of the rotary clamping piece is provided with a driven gear ring; notches are formed in the peripheral side surfaces of the two brackets; the inner surfaces of the two notches are rotatably connected with driving gears; the circumferential side surface of the rotary clamping piece is provided with a clamping groove; the two ends of the rotary clamp are communicated with sleeves; one end of each of the two sleeves is communicated with a spiral sleeve. The utility model discloses a two driving gears and driven gear ring meshing transmission drive, drive rotatory folder when driven gear ring rotates and make two fixed work piece angles of splint adjust, the machining precision of control work piece that can be accurate, it is convenient to use, has improved the practicality of anchor clamps, has satisfied the needs fixed to the work piece centre gripping.

Description

Adjustable fixture of lathe

Technical Field

The utility model belongs to the technical field of turning attachment, especially, relate to an adjustable anchor clamps of lathe.

Background

A lathe fixture is a fixture used on a lathe for machining the inner and outer surfaces of revolution and the end surfaces of a workpiece, and functions to position the workpiece so that the workpiece obtains the correct position with respect to the machine tool and the tool, and to clamp the workpiece securely.

The existing mechanical processing is mainly divided into a plane workpiece and an inclined plane workpiece according to the shapes of the plane workpiece, the levelness of the plane workpiece during processing is easy to guarantee, but when some inclined plane workpieces are processed, the workpieces are poor in fixing and locking performance, the processed levelness is difficult to guarantee, process errors are caused for subsequent processes, and the rejection rate of the workpieces is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable anchor clamps of lathe has solved current lathe fixture and has fixed the work piece, can't carry out the problem adjusted to the angle.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an adjustable clamp of a lathe, which comprises a base, wherein two brackets are fixed on one surface of the base; a half clamping ring is fixed between the two brackets; the inner surface of the half clamping ring is rotatably connected with a rotary clamping piece; the peripheral side surface of the rotary clamping piece is provided with a driven gear ring; notches are formed in the peripheral side faces of the two brackets; and the inner surfaces of the two notches are rotatably connected with driving gears.

Furthermore, a clamping groove is formed in the peripheral side face of the rotary clamping piece; the two ends of the rotary clamping piece are communicated with sleeves; and one end of each of the two sleeves is communicated with a spiral sleeve.

Further, a threaded rod is in threaded fit with the inner surface of the spiral sleeve; and one end of the threaded rod is fixedly provided with a clamping plate matched with the sleeve.

Further, a first rotating arm is fixed at the other end of the threaded rod; a first handle is fixed at one end of the rotating arm.

Furthermore, one end of each driving gear is fixed with a second rotating arm; and a second handle is fixed at one end of the second rotating arm.

The utility model discloses following beneficial effect has:

the utility model discloses a two driving gears and driven gear ring meshing transmission drive, drive rotatory folder when driven gear ring rotates and make two fixed work piece angles of splint adjust, the machining precision of control work piece that can be accurate, it is convenient to use, has improved the practicality of anchor clamps, has satisfied the needs fixed to the work piece centre gripping.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is a schematic structural view of an adjustable clamp of a lathe of the present invention;

FIG. 2 is a cross-sectional view of an adjustable fixture for a lathe;

FIG. 3 is a schematic view of a rotary clip;

in the drawings, the components represented by the respective reference numerals are listed below:

1-base, 2-bracket, 3-half snap ring, 4-rotary clamping piece, 5-driven gear ring, 6-notch, 7-driving gear, 8-clamping groove, 9-sleeve, 10-spiral sleeve, 11-threaded rod, 12-clamping plate, 13-first rotating arm, 14-first handle, 15-second rotating arm and 16-second handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention relates to an adjustable clamp for a lathe, which comprises a base 1, wherein two supports 2 are fixed on one surface of the base 1; a semi-clamping ring 3 is fixed between the two brackets 2; the inner surface of the half snap ring 3 is rotatably connected with a rotary clamping piece 4; the peripheral side surface of the rotary clamp 4 is provided with a driven gear ring 5; notches 6 are formed in the peripheral side surfaces of the two brackets 2; the inner surfaces of the two notches 6 are rotatably connected with a driving gear 7.

As shown in fig. 1, a clamping groove 8 is formed on the peripheral side surface of the rotary clamping piece 4; the two ends of the rotary clamping piece 4 are both communicated with a sleeve 9; one end of each of the two sleeves 9 is communicated with a spiral sleeve 10.

Wherein, as shown in fig. 2, the inner surface of the spiral casing 10 is screw-fitted with a threaded rod 11; one end of the threaded rod 11 is fixed with a clamping plate 12 matched with the sleeve 9.

As shown in fig. 1, a first rotating arm 13 is fixed at the other end of the threaded rod 11; a first handle 14 is fixed to one end of the rotating arm 13.

As shown in fig. 1, one end of each of the two driving gears 7 is fixed with a second rotating arm 15; a second handle 16 is fixed to one end of the second rotating arm 15.

One specific application of this embodiment is: the two first handles 14 are respectively rotated, the two first handles 14 respectively drive the threaded rods 11 to be in threaded fit with the spiral sleeve 10 through the first rotating arms 13, the two threaded rods 11 respectively push the clamping plates 12 to fix the workpiece in the clamping grooves 8, when the angle of the workpiece is adjusted, the two second handles 16 are respectively rotated, the two second handles 16 respectively drive the two driving gears 7 to be in meshing transmission with the driven gear ring 5 through the second rotating arms 15, and the workpiece is driven to be subjected to angle adjustment when the driving gear ring 5 rotates.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an adjustable anchor clamps of lathe, includes base (1), its characterized in that:

two brackets (2) are fixed on one surface of the base (1); a semi-snap ring (3) is fixed between the two brackets (2); the inner surface of the half clamping ring (3) is rotatably connected with a rotary clamping piece (4); a driven gear ring (5) is arranged on the peripheral side surface of the rotary clamping piece (4); notches (6) are formed in the peripheral side surfaces of the two brackets (2); and the inner surfaces of the two notches (6) are rotatably connected with driving gears (7).

2. The adjustable clamp for lathe as claimed in claim 1, characterized in that the peripheral side of the rotary clamp (4) is provided with a clamp groove (8); the two ends of the rotary clamping piece (4) are communicated with sleeves (9); one end of each of the two sleeves (9) is communicated with a spiral sleeve (10).

3. The adjustable clamp for lathes as claimed in claim 2, wherein the inner surface of the screw sleeve (10) is screwed with a threaded rod (11); one end of the threaded rod (11) is fixed with a clamping plate (12) matched with the sleeve (9).

4. The adjustable clamp for lathe as claimed in claim 3, characterized in that the other end of the threaded rod (11) is fixed with a first rotating arm (13); one end of the first rotating arm (13) is fixed with a first handle (14).

5. The adjustable clamp for lathe as claimed in claim 1, wherein one end of each of the two driving gears (7) is fixed with a second rotating arm (15); and a second handle (16) is fixed at one end of the second rotating arm (15).