CN218517738U

CN218517738U - Thin-wall shaft sleeve turning clamp

Info

Publication number: CN218517738U
Application number: CN202222754183.9U
Authority: CN
Inventors: 唐云祥; 唐玉坤
Original assignee: Zhenjiang Xiangsheng Precision Machinery Co ltd
Current assignee: Zhenjiang Xiangsheng Precision Machinery Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-02-24
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses a thin wall axle sleeve lathe work anchor clamps relates to axle sleeve lathe work anchor clamps technical field, which comprises a fixing plate and i, the right side central authorities of fixed plate weld there is the dead lever, and the outside ruling of dead lever has the external screw thread, the internal thread pipe has been cup jointed to the outside of dead lever, and the outside of internal thread pipe has cup jointed the axle sleeve body, the buffering ring has been cup jointed in the outside left side of dead lever, and is connected with the spring between buffering ring and the fixed plate, the right side edge connection of fixed plate has the backup pad, telescopic cylinder is installed to the inboard of backup pad, and telescopic cylinder's end-to-end connection has the clamp splice. The utility model discloses in, can drive three group's clamp splices through three group's telescopic cylinder and remove, and then can press from both sides the axle sleeve body tightly with the cooperation of internal thread pipe, the internal thread pipe links together with the dead lever to can play the support to the inboard of axle sleeve body, when guaranteeing the centre gripping, the phenomenon towards inboard deformation can not appear in the axle sleeve body.

Description

Thin-wall shaft sleeve turning clamp

Technical Field

The utility model relates to an axle sleeve adds clamping apparatus technical field, especially relates to a thin wall axle sleeve lathe work anchor clamps.

Background

The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is a component of a sliding bearing, an inner hole of the shaft sleeve can achieve high matching precision through grinding and scraping, an oil groove of lubricating oil is required on the inner wall, the shaft sleeve is very important to lubricate, generally, the shaft sleeve is in interference fit with the bearing seat and is in clearance fit with the shaft, and the shaft sleeve needs to be cut according to the required length when being machined and formed, so that the shaft sleeve needs to be clamped on a lathe to be cut.

The existing shaft sleeve needs to be clamped by a clamp when being turned, but the shaft sleeve is easy to deform towards the inner side when being clamped because the shaft sleeve belongs to a thin-wall workpiece.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current axle sleeve and need utilize anchor clamps to press from both sides it tightly when carrying out turning, but because the axle sleeve belongs to thin wall work piece for when the centre gripping is carried out to the axle sleeve, the axle sleeve takes place the shortcoming of deformation towards the inboard easily, and a thin wall axle sleeve turning anchor clamps that propose.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a thin wall axle sleeve lathe work anchor clamps, includes:

the fixed plate, the right side central authorities welding of fixed plate has the dead lever, and the outside carving of dead lever has the external screw thread, the internal thread pipe has been cup jointed to the outside of dead lever, and the outside of internal thread pipe has cup jointed the axle sleeve body, the outside left side of dead lever has cup jointed the cushion ring, and is connected with the spring between cushion ring and the fixed plate, the right side edge of fixed plate is connected with the backup pad, telescopic cylinder is installed to the inboard of backup pad, and telescopic cylinder's end-to-end connection has the clamp splice.

Preferably, the left surface of the fixing plate is welded with an installation block, and the transverse axis of the installation block coincides with the transverse axis of the fixing plate.

Preferably, the internal thread of the internal thread tube and the external thread outside the fixing rod are complementary threads, and the length of the internal thread tube is smaller than that of the fixing rod.

Preferably, an elastic structure is formed between the buffer ring and the fixing plate through a spring, and the inner wall of the buffer ring is attached to the outer wall of the fixing rod.

Preferably, constitute the removal structure through telescopic cylinder between clamp splice and the backup pad, and be electric welding connection between backup pad and the fixed plate.

Preferably, three groups of telescopic cylinders are distributed in number, and the angle between the extension lines of the axes of the adjacent telescopic cylinders is 120 degrees.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, can drive three group's clamp splices through three group's telescopic cylinder and remove, and then can press from both sides the axle sleeve body tightly with the cooperation of internal thread pipe, the internal thread pipe links together with the dead lever to can play the support to the inboard of axle sleeve body, when guaranteeing the centre gripping, the phenomenon towards inboard deformation can not appear in the axle sleeve body.

2. The utility model discloses in, the internal thread pipe can link together with the dead lever according to the screw thread is complementary, and threaded connection makes the installation of internal thread pipe and dismantles comparatively convenient, is convenient for change the internal thread pipe of different external diameters to can support the axle sleeve body of different internal diameters, the practicality is higher.

Drawings

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

fig. 2 is a schematic view of the right side structure of the middle fixing plate of the present invention;

fig. 3 is a schematic view of the overall internal structure of the present invention.

Illustration of the drawings:

1. a clamping block; 2. a fixing rod; 3. a shaft sleeve body; 4. an internally threaded tube; 5. mounting a block; 6. a buffer ring; 7. a fixing plate; 8. a support plate; 9. a telescopic cylinder; 10. a spring; 11. and (4) external threads.

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 skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a thin-wall shaft sleeve turning clamp comprises a fixed plate 7, a fixed rod 2 is welded in the center of the right side of the fixed plate 7, external threads 11 are engraved outside the fixed rod 2, an internal thread pipe 4 is sleeved outside the fixed rod 2, a shaft sleeve body 3 is sleeved outside the internal thread pipe 4, the internal threads of the internal thread pipe 4 and the external threads 11 outside the fixed rod 2 are complementary threads, the length of the internal thread pipe 4 is smaller than that of the fixed rod 2, the internal thread pipe 4 can be connected with the fixed rod 2 according to the complementary threads, so that the inner side of the shaft sleeve body 3 can be supported, when clamping is guaranteed, the shaft sleeve body 3 cannot deform, the installation and disassembly are convenient due to the threaded connection, the internal thread pipes 4 with different outer diameters can be conveniently replaced, the shaft sleeve bodies 3 with different inner diameters can be supported, the practicability is high, the length of the internal thread pipe 4 is smaller than that of the fixed rod 2, and the internal thread pipe 4 can be completely connected with the fixed rod 2;

the buffer ring 6 is sleeved on the left side of the outer portion of the fixed rod 2, the spring 10 is connected between the buffer ring 6 and the fixed plate 7, the buffer ring 6 and the fixed plate 7 form an elastic structure through the spring 10, the inner wall of the buffer ring 6 is attached to the outer wall of the fixed rod 2, the buffer ring 6 is connected with the fixed plate 7 through the spring 10, so that the spring 10 can support the buffer ring 6, when the shaft sleeve body 3 is installed, impact between the shaft sleeve body 3 and the fixed plate 7 can be avoided, the left end of the shaft sleeve body 3 can be prevented from being damaged, the inner wall of the buffer ring 6 is attached to the outer wall of the fixed rod 2, the buffer ring 6 is guaranteed to be impacted, and the stability of left and right movement is good;

the right side edge connection of fixed plate 7 has backup pad 8, telescopic cylinder 9 is installed to backup pad 8's inboard, and telescopic cylinder 9's end-to-end connection has clamp splice 1, constitute removal structure through telescopic cylinder 9 between clamp splice 1 and the backup pad 8, and be electric welding connection between backup pad 8 and the fixed plate 7, can drive clamp splice 1 through telescopic cylinder 9 and remove, and then can press from both sides axle sleeve body 3 tightly, the fastening nature of being connected between electric welding connection assurance backup pad 8 and the fixed plate 7, telescopic cylinder 9's quantity distribution has three groups, and the angle between the extension line of the axis of adjacent telescopic cylinder 9 is 120 degrees, three telescopic cylinder 9 of group can drive three clamp splice 1 of group and remove the cooperation and press from both sides axle sleeve body 3 tightly, the left side welding of fixed plate 7 has installation block 5, and the transverse axis of installation block 5 coincides mutually with the transverse axis of fixed plate 7.

The working principle is as follows: the mounting block 5 is connected with a three-jaw chuck of a lathe (not shown in the figure) (this structure is prior art and needs no further description), the internal thread tube 4 is sleeved outside the fixing rod 2, the internal thread tube 4 is rotated to be fixed with the fixing rod 2, the shaft sleeve body 3 is sleeved outside the internal thread tube 4, the buffer ring 6 is connected with the fixing plate 7 through the spring 10, so that the spring 10 can support the buffer ring 6, when the shaft sleeve body 3 is mounted, impact between the shaft sleeve body 3 and the fixing plate 7 can be avoided, so that damage to the left end of the shaft sleeve body 3 can be avoided, the telescopic cylinder 9 is started, the three groups of telescopic cylinders 9 can drive the three groups of clamping blocks 1 to move, so that the shaft sleeve body 3 can be clamped tightly, the internal thread tube 4 can be connected with the fixing rod 2 according to thread complementation, so that the inner side of the shaft sleeve body 3 can be supported, and when clamping is guaranteed, the shaft sleeve body 3 cannot deform (it needs to be explained that the specific model specification of the telescopic cylinder 9 needs to be determined according to the actual specification of the device, the specific model calculation method adopts the prior art, and the principle of the telescopic cylinder 9 will not be explained in detail.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a thin wall axle sleeve lathe work anchor clamps which characterized in that includes:

fixed plate (7), the right side central authorities welding of fixed plate (7) has dead lever (2), and the outside score of dead lever (2) has external screw thread (11), internal thread pipe (4) have been cup jointed to the outside of dead lever (2), and the outside of internal thread pipe (4) has cup jointed axle sleeve body (3), cushion ring (6) have been cup jointed in the outside left side of dead lever (2), and are connected with spring (10) between cushion ring (6) and fixed plate (7), the right side edge connection of fixed plate (7) has backup pad (8), telescopic cylinder (9) are installed to the inboard of backup pad (8), and the end-to-end connection of telescopic cylinder (9) has clamp splice (1).

2. The thin-walled shaft sleeve turning clamp of claim 1, wherein: the left side welding of fixed plate (7) has installation piece (5), and the horizontal axis of installation piece (5) and the horizontal axis of fixed plate (7) coincide mutually.

3. The thin-walled shaft sleeve turning clamp according to claim 1, wherein: the internal thread of the internal thread pipe (4) and the external thread (11) outside the fixing rod (2) are complementary threads, and the length of the internal thread pipe (4) is smaller than that of the fixing rod (2).

4. The thin-walled shaft sleeve turning clamp of claim 1, wherein: an elastic structure is formed between the buffer ring (6) and the fixing plate (7) through a spring (10), and the inner wall of the buffer ring (6) is attached to the outer wall of the fixing rod (2).

5. The thin-walled shaft sleeve turning clamp of claim 1, wherein: a moving structure is formed between the clamping blocks (1) and the supporting plate (8) through telescopic cylinders (9), and the supporting plate (8) is in electric welding connection with the fixing plate (7).

6. The thin-walled shaft sleeve turning clamp according to claim 1, wherein: three groups of telescopic cylinders (9) are distributed in quantity, and the angle between the extension lines of the axes of the adjacent telescopic cylinders (9) is 120 degrees.