CN215902736U

CN215902736U - Novel lathe fixture

Info

Publication number: CN215902736U
Application number: CN202121152201.5U
Authority: CN
Inventors: 何正春
Original assignee: Chongqing Jijie Machinery Co ltd
Current assignee: Chongqing Jijie Machinery Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-02-25
Anticipated expiration: 2031-05-26

Abstract

The utility model relates to the technical field of clamps, and particularly discloses a novel lathe clamp which comprises an inner circular ring and an outer circular ring which are concentrically arranged, wherein two end faces of the inner circular ring and the outer circular ring are fixedly connected through a plurality of connecting strips, three first square holes are uniformly formed in the inner circular ring along the circumferential direction of the inner circular ring, second square holes are formed in the outer circular ring at positions corresponding to the three first square holes, a U-shaped plate is fixedly arranged on the outer side of the outer circular ring at positions corresponding to the three second square holes, a square sliding strip is connected in each first square hole in a sliding manner, one end, positioned in the inner circular ring, of each square sliding strip is rotatably connected with a rotating wheel, one end, positioned outside the inner circular ring, of each square sliding strip is provided with a threaded hole, a threaded rod is connected in the threaded hole in a threaded manner, and the threaded rod is rotatably connected with the U-shaped plate. The quality is light and convenient to install.

Description

Novel lathe fixture

Technical Field

The utility model relates to the technical field of clamps, in particular to a novel lathe clamp.

Background

The center frame is one of the main auxiliary fixtures of the lathe, and when the lathe is used for machining a long shaft, the center frame is often used for supporting and fixing the long shaft in order to reduce vibration and bending deformation of a workpiece during machining by the lathe.

The existing lathe center frame is generally manufactured by adopting a casting, and an upper frame body and a lower frame body of the center frame are integrally manufactured directly.

SUMMERY OF THE UTILITY MODEL

To solve the problems mentioned in the background art, the present invention aims to provide a novel lathe clamp.

In order to achieve the above object, the technical solution of the present invention is:

the utility model provides a novel lathe fixture, includes the interior ring and the outer ring that set up with one heart, interior ring all is through a plurality of connecting strip fixed connection with two terminal surfaces of outer ring, follow on the interior ring the circumference of interior ring evenly is provided with three first square hole, it is three on the outer ring the position that first square hole corresponds all is provided with the second square hole, the outside of outer ring corresponds threely the position of second square hole all fixedly is provided with the U template, every there is square draw runner equal sliding connection in the first square hole, square draw runner is located the rotation of the intra-annular one end of interior ring is connected with the rotation wheel, square draw runner is located the outer one end of interior ring has seted up threaded hole, screw hole female connection has the threaded rod, the threaded rod with the U template rotates to be connected.

Furthermore, all follow on two terminal surfaces of interior ring three first draw-in groove has evenly been seted up to the circumference of interior ring, the second draw-in groove has all been seted up with the position that first draw-in groove corresponds on two terminal surfaces of outer ring, one in the both ends of connecting strip block respectively locates corresponding first draw-in groove and second draw-in groove, the both ends of connecting strip all through the screw respectively with interior ring and outer ring fixed connection.

Furthermore, the first square hole and the second square hole are the same in size, and one square slide bar is connected in the corresponding first square hole and the second square hole in a sliding mode.

Furthermore, a bearing seat is arranged on the U-shaped plate, a bearing is fixedly arranged in the bearing seat, and the threaded rod is fixedly connected into an inner ring of the bearing.

Furthermore, one end, far away from the square slide bar, of the threaded rod is provided with a rotating hand wheel.

Further, the excircle bottom is vertical to be provided with the support column, the bottom level of support column is provided with the backup pad.

The utility model has the beneficial effects that: the inner circular ring and the outer circular ring are concentrically arranged and fixedly connected through the connecting strips to form a fixed frame body, the square sliding strip is connected to the inclined hole in the inner circular ring in a sliding mode, the threaded rod is connected to the U-shaped plate in a rotating mode in the outer circular ring, and the frame is simple in structure, light and convenient to install.

Drawings

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

FIG. 2 is a formal cross-sectional view of the present invention;

fig. 3 is a schematic view of the connection structure of the inner ring, the outer ring and the connecting strip in the present application.

Description of the figure numbering: 1. inner circular ring, 11, first square hole, 12, first draw-in groove, 2, outer ring, 21, second square hole, 22, U template, 23, second draw-in groove, 3, connecting strip, 4, square draw runner, 41, rotating wheel, 42, screw hole, 5, threaded rod, 6, bearing frame, 61, bearing, 7, support column, 71, backup pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments disclosed herein are intended to be within the scope of the present invention.

As shown in fig. 1-3, a novel lathe fixture, including concentric inner ring 1 and outer ring 2 that sets up, two terminal surfaces of inner ring 1 and outer ring 2 are all through three connecting strip 3 fixed connection, evenly be provided with three first square hole 11 along the circumference of inner ring 1 on the inner ring 1, the position that corresponds with three first square hole 11 on the outer ring 2 all is provided with second square hole 21, the position that the outside of outer ring 2 corresponds three second square hole 21 all fixedly is provided with U template 22, equal sliding connection has square draw runner 4 in every first square hole 11, the square draw runner 4 that is located the top sets up perpendicularly, the one end that square draw runner 4 is located inner ring 1 rotates and is connected with runner 41, the one end that square draw runner 4 is located outer ring 1 of inner ring has seted up threaded hole 42, threaded hole 42 female connection has threaded rod 5, threaded rod 5 rotates with U22 to be connected.

In actual installation, firstly, the square sliding strip 4 slides into the first square hole 11, then the threaded rod 5 is installed on the U-shaped plate 22, the connecting strip 3 is used for fixing the inner circular ring 1 and the outer circular ring 2, and then the square sliding strip 4 slides along the first square hole 11, so that the threaded rod 5 is screwed into the threaded hole 42, and the installation of the whole clamp is completed; when the long shaft piece is fixed, the long shaft piece extends into the inner ring 1, the threaded rod 5 is rotated according to the diameter of the long shaft piece, the position of the rotating wheel 41 is adjusted, the rotating wheel 41 is contacted with the side face of the long shaft piece, and clamping of the long shaft piece can be completed.

In this embodiment, all evenly seted up three first draw-in groove 12 along the circumference of interior ring 1 on two terminal surfaces of interior ring 1, second draw-in groove 23 has all been seted up with the position that first draw-in groove 12 corresponds on two terminal surfaces of outer ring 2, the both ends of a connecting strip 3 block respectively locate corresponding first draw-in groove 12 and second draw-in groove 23 in, the accurate position connecting strip 3's of being convenient for position, make interior ring 1 and outer ring 2 form the concentric structure fast, the both ends of connecting strip 3 all through the screw respectively with interior ring 1 and outer ring 2 fixed connection, moreover, the steam generator is simple in structure, and is convenient for fixing.

In this embodiment, the first square hole 11 and the second square hole 21 have the same size, and one square slide bar 4 is slidably connected in the corresponding first square hole 11 and the second square hole 21, so that the square slide bar 4 is slidably connected in the second square hole 21, thereby increasing the stability of the movement of the square slide bar 4.

In this embodiment, be provided with bearing frame 6 on the U template 22, fixed mounting has bearing 61 in the bearing frame 6, and threaded rod 5 fixed connection is rational in infrastructure in the inner circle of bearing 61, is convenient for install threaded rod 5 on U template 22.

In this embodiment, one end of the threaded rod 5, which is far away from the square slide bar 4, is provided with a rotating hand wheel, which is convenient for rotating the threaded rod 5.

In this embodiment, the bottom of excircle is vertical to be provided with support column 7, and support column 7 welds the bottom at outer ring 2, and the bottom horizontal welding of support column 7 has the mounting panel, sets up support column 7 and backup pad 71, is convenient for install whole device on the lathe.

According to the utility model, the inner ring 1 and the outer ring 2 are concentrically arranged and fixedly connected through the connecting strips 3 to form a fixed frame body, the square sliding strip 4 is slidably connected to the inclined hole on the inner ring 1, and the threaded rod 5 is rotatably connected to the U-shaped plate 22 on the outer ring 2, so that the structure is simple, light and convenient, and the installation is convenient.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, but rather as the intention of all modifications, equivalents, improvements, and equivalents falling within the spirit and scope of the utility model.

Claims

1. The novel lathe fixture is characterized by comprising an inner circular ring (1) and an outer circular ring (2) which are concentrically arranged, wherein two end faces of the inner circular ring (1) and the outer circular ring (2) are fixedly connected through a plurality of connecting strips (3), three first square holes (11) are uniformly formed in the inner circular ring (1) along the circumferential direction of the inner circular ring (1), second square holes (21) are formed in the outer circular ring (2) at positions corresponding to the three first square holes (11), U-shaped plates (22) are fixedly arranged in positions corresponding to the three second square holes (21) in the outer side of the outer circular ring (2), a square sliding strip (4) is slidably connected in each first square hole (11), one end, located in the inner circular ring (1), of each square sliding strip (4) is rotatably connected with a rotating wheel (41), and one end, located outside the inner circular ring (1), of each square sliding strip (4) is provided with a threaded hole (42), threaded hole (42) female connection has threaded rod (5), threaded rod (5) with U template (22) rotate to be connected.

2. The novel lathe fixture as claimed in claim 1, wherein three first clamping grooves (12) are uniformly formed in both end faces of the inner ring (1) along the circumferential direction of the inner ring (1), second clamping grooves (23) are formed in positions, corresponding to the first clamping grooves (12), of both end faces of the outer ring (2), both ends of one connecting strip (3) are respectively clamped in the corresponding first clamping grooves (12) and second clamping grooves (23), and both ends of the connecting strip (3) are respectively fixedly connected with the inner ring (1) and the outer ring (2) through screws.

3. The novel lathe fixture as claimed in claim 1, wherein the first square hole (11) and the second square hole (21) are the same in size, and one square slide bar (4) is slidably connected in the corresponding first square hole (11) and the second square hole (21).

4. The novel lathe fixture as claimed in claim 1, wherein a bearing seat (6) is arranged on the U-shaped plate (22), a bearing (61) is fixedly arranged in the bearing seat (6), and the threaded rod (5) is fixedly connected into an inner ring of the bearing (61).

5. The novel turning attachment of claim 1, characterized in that the end of the threaded rod (5) remote from the square bar (4) is provided with a turning hand wheel.

6. The novel lathe fixture as claimed in claim 1, characterized in that the bottom end of the outer circle is vertically provided with a supporting column (7), and the bottom of the supporting column (7) is horizontally provided with a supporting plate (71).