CN217459497U

CN217459497U - Clamp for quenching treatment of camshaft

Info

Publication number: CN217459497U
Application number: CN202220850624.2U
Authority: CN
Inventors: 吴小平
Original assignee: Chengdu Wankexin Technology Co ltd
Current assignee: Chengdu Wankexin Technology Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-09-20
Anticipated expiration: 2032-04-13

Abstract

The utility model relates to the technical field of camshaft processing, in particular to a camshaft quenching treatment fixture, which comprises a base, a bracket and a plurality of clamping components; the bracket is fixedly connected with the base and provided with a plurality of sliding grooves; the clamping assembly comprises a bidirectional threaded screw rod, two sliding blocks and two clamping jaws, the bidirectional threaded screw rod is in threaded connection with the support, the two sliding blocks are in threaded connection with the bidirectional threaded screw rod respectively, and the two clamping jaws are fixedly connected with the two sliding blocks respectively; the camshaft is placed between the two clamping jaws, the two sliding blocks are close to each other by rotating the two-way threaded lead screw, the two sliding blocks drive the two clamping jaws to be close to each other and clamp and fix the camshaft, and the plurality of camshafts can be clamped and fixed by the plurality of clamping assemblies arranged, so that the plurality of camshafts can be fixed simultaneously when the camshaft is quenched, and the processing efficiency of the camshaft is improved.

Description

Clamp for quenching treatment of camshaft

Technical Field

The utility model relates to a camshaft processing technology field especially relates to a camshaft quenches and handles and uses anchor clamps.

Background

The camshaft, which is a component in a piston engine, is a cylindrical rod body having approximately the same length as the cylinder block, and is subjected to a quenching process during machining, and is fixed by a clamp during the quenching process.

At present, the prior art (CN203451579U) discloses a fixture for camshaft induction quenching positioning tool, which comprises a main rod, and a camshaft tail groove fixed end and a camshaft middle fixed end that are respectively located at the upper end and the middle part of the main rod, wherein the camshaft tail groove fixed end is provided with a clamping and positioning part, and the camshaft middle fixed end is provided with a guiding and positioning part, so that the fixture can be accurately positioned, and the working efficiency is improved.

By adopting the mode, only one camshaft can be fixed, so that only one camshaft can be quenched at a time, and the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a camshaft quenching treatment is with anchor clamps can fix many camshafts, improves machining efficiency.

In order to realize the aim, the utility model provides a clamp for quenching treatment of a camshaft, which comprises a base, a bracket and a plurality of clamping components; the bracket is fixedly connected with the base and is positioned on one side of the base, and the bracket is provided with a plurality of sliding grooves; the clamping assemblies are respectively positioned in the sliding grooves and comprise a bidirectional threaded screw rod, two sliding blocks and two clamping jaws; the bidirectional threaded screw rod is in threaded connection with the bracket and penetrates through the bracket; the two sliding blocks are respectively in threaded connection with the two-way threaded screw rod, are respectively in sliding connection with the bracket and are respectively positioned in the sliding grooves; the two clamping jaws are fixedly connected with the two sliding blocks respectively and are positioned on the side edges of the two sliding blocks respectively.

Wherein the bracket comprises a threaded column and a bracket body; the threaded column is fixedly connected with the base and is positioned on the side edge of the base; the rack body is rotatably connected with the threaded column and is penetrated by the threaded column.

Wherein the bracket further comprises a limiting ring; the limiting ring is in threaded connection with the threaded column and is positioned on one side, away from the base, of the threaded column.

Wherein, the base comprises a heat insulation shell, a turntable and a rotating device; the rotary disc is rotationally connected with the heat insulation shell, is fixedly connected with the threaded column and is positioned between the heat insulation shell and the threaded column; the rotating device is fixedly connected with the rotating disc and is positioned inside the heat insulation shell.

The rotating device comprises a bearing, a rotating shaft and a motor; the bearing is fixedly connected with the heat insulation shell and is positioned in the heat insulation shell; the rotating shaft is rotatably connected with the bearing, is fixedly connected with the turntable and is positioned in the heat insulation shell; the motor with thermal-insulated shell fixed connection, just the motor output with pivot fixed connection, and be located inside the thermal-insulated shell.

The clamp for quenching treatment of the camshaft of the utility model is characterized in that the clamping jaw is designed according to the shape of the camshaft, the base is used for supporting the bracket, and the bracket is in a cross shape and is used for supporting a plurality of clamping components; during the use, place the camshaft two between the clamping jaw, rotate again the two-way screw lead screw, two-way screw lead screw both ends have the external screw thread that screw thread opposite direction, the spout can restrict two the slider takes place to rotate, makes two when two-way screw lead screw rotates the slider can slide and be close to each other, two the slider drives two the clamping jaw is close to each other and presss from both sides the camshaft fastening and fixes, utilizes a plurality ofly according to above-mentioned mode clamping component presss from both sides tight fixed to can fix a plurality of camshafts when quenching process is carried out to the camshaft simultaneously, improve the quantity that the camshaft quenches, and then improve the machining efficiency of camshaft.

Drawings

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

FIG. 1 is a schematic structural view of a camshaft quenching treatment jig of the present invention.

FIG. 2 is another schematic structural view of the camshaft quenching jig of the present invention.

Fig. 3 is a sectional view of the camshaft quenching jig of the present invention.

1-base, 2-bracket, 3-clamping component, 11-heat insulation shell, 12-rotary table, 13-rotary device, 20-sliding chute, 21-threaded column, 22-frame body, 23-spacing ring, 31-bidirectional threaded screw rod, 32-sliding block, 33-clamping jaw, 131-bearing, 132-rotating shaft and 133-motor.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 3, the present invention provides a camshaft quenching clamp: comprises a base 1, a bracket 2 and a plurality of clamping components 3; the bracket 2 is fixedly connected with the base 1 and is positioned on one side of the base 1, and the bracket 2 is provided with a plurality of sliding grooves 20; a plurality of clamping assemblies 3 are respectively positioned in the sliding chutes 20, and each clamping assembly 3 comprises a bidirectional threaded screw rod 31, two sliding blocks 32 and two clamping jaws 33; the bidirectional threaded screw rod 31 is in threaded connection with the bracket 2 and penetrates through the bracket 2; the two sliding blocks 32 are respectively in threaded connection with the two-way threaded screw rod 31, are respectively in sliding connection with the bracket 2, and are respectively positioned in the sliding grooves 20; the two clamping jaws 33 are respectively fixedly connected with the two sliding blocks 32 and are respectively positioned on the side edges of the two sliding blocks 32.

In the present embodiment, the clamping jaw 33 is designed to follow the shape of a camshaft, the base 1 is used for supporting the bracket 2, and the bracket 2 is in a cross shape and is used for supporting a plurality of clamping assemblies 3; during the use, place the camshaft two between the clamping jaw 33, rotate again two-way screw lead screw 31, two-way screw lead screw 31 both ends have the external screw thread that screw thread opposite direction, spout 20 can restrict two slider 32 takes place to rotate, makes two when two-way screw lead screw 31 rotates slider 32 can slide and be close to each other, two slider 32 drives two clamping jaw 33 is close to each other and presss from both sides the camshaft fastening and decide, utilizes a plurality ofly according to above-mentioned mode clamping component 3 presss from both sides tight fixed to a plurality of camshafts when quenching process is carried out to the camshaft simultaneously fixes a plurality of camshafts, improves the quantity that the camshaft quenches, and then improves the machining efficiency of camshaft.

Further, the bracket 2 comprises a threaded column 21 and a bracket body 22; the threaded column 21 is fixedly connected with the base 1 and is positioned on the side edge of the base 1; the frame body 22 is rotatably connected with the threaded column 21 and is penetrated by the threaded column 21; the bracket 2 further comprises a limiting ring 23; the limiting ring 23 is in threaded connection with the threaded column 21 and is positioned on one side, far away from the base 1, of the threaded column 21.

In this embodiment, the frame body 22 is configured to support a plurality of the clamping assemblies 3, and a through hole matched with the threaded column 21 is formed in the frame body 22, so that the frame body 22 can rotate along the threaded column 21, and after one camshaft is fixed, the position of the clamping assembly 3 can be adjusted by rotating the frame body 22, so that a worker can fix another camshaft on the clamping assembly 3; the limiting ring 23 can be rotated to move the limiting ring 23 longitudinally along the threaded column 21, and the frame body 22 can be clamped and fixed between the limiting ring 23 and the base 1 by moving the limiting ring 23 downwards, so that the frame body 22 cannot rotate any more.

Further, the base 1 comprises a heat insulation shell 11, a rotating disc 12 and a rotating device 13; the rotary disc 12 is rotatably connected with the heat insulation shell 11, is fixedly connected with the threaded column 21 and is positioned between the heat insulation shell 11 and the threaded column 21; the rotating device 13 is fixedly connected with the rotating disc 12 and is positioned inside the heat insulation shell 11.

In this embodiment, the heat insulation shell 11 is used for supporting the rotary table 12 and the rotating device 13, the rotary table 12 can be driven to rotate by the rotating device 13, and the rotary table 12 drives the threaded column 21 and the frame body 22 to rotate, so that the camshaft rotates, and the camshaft can be heated uniformly during quenching.

Further, the rotating device 13 includes a bearing 131, a rotating shaft 132 and a motor 133; the bearing 131 is fixedly connected with the heat insulation shell 11 and is positioned inside the heat insulation shell 11; the rotating shaft 132 is rotatably connected with the bearing 131, is fixedly connected with the rotating disc 12, and is located inside the heat insulation shell 11; the motor 133 is fixedly connected with the heat insulation shell 11, and the output end of the motor 133 is fixedly connected with the rotating shaft 132 and is positioned inside the heat insulation shell 11.

In this embodiment, the motor 133 can drive the rotating shaft 132 to rotate, the rotating shaft 132 drives the rotating disc 12 to rotate, and the rotating disc 12 drives the threaded column 21 and the frame 22 to rotate, so that the camshaft rotates, and can be heated uniformly during quenching; the bearing 131 enables the rotation shaft 132 to be stably rotated.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the invention.

Claims

1. A clamp for quenching treatment of a camshaft is characterized in that,

comprises a base, a bracket and a plurality of clamping components; the bracket is fixedly connected with the base and is positioned on one side of the base, and the bracket is provided with a plurality of sliding grooves; the clamping assemblies are respectively positioned in the sliding grooves and comprise a bidirectional threaded screw rod, two sliding blocks and two clamping jaws; the bidirectional threaded screw rod is in threaded connection with the bracket and penetrates through the bracket; the two sliding blocks are respectively in threaded connection with the two-way threaded screw rod, are respectively in sliding connection with the bracket and are respectively positioned in the sliding grooves; the two clamping jaws are fixedly connected with the two sliding blocks respectively and are positioned on the side edges of the two sliding blocks respectively.

2. The camshaft quenching jig as claimed in claim 1,

the bracket comprises a threaded column and a bracket body; the threaded column is fixedly connected with the base and is positioned on the side edge of the base; the rack body is rotatably connected with the threaded column and is penetrated by the threaded column.

3. The camshaft quenching jig as claimed in claim 2,

the bracket also comprises a limiting ring; the limiting ring is in threaded connection with the threaded column and is positioned on one side, away from the base, of the threaded column.

4. The camshaft quenching jig as claimed in claim 3,

the base comprises a heat insulation shell, a rotary disc and a rotating device; the rotary disc is rotationally connected with the heat insulation shell, is fixedly connected with the threaded column and is positioned between the heat insulation shell and the threaded column; the rotating device is fixedly connected with the rotating disc and is positioned inside the heat insulation shell.

5. The camshaft quenching jig as claimed in claim 4,

the rotating device comprises a bearing, a rotating shaft and a motor; the bearing is fixedly connected with the heat insulation shell and is positioned in the heat insulation shell; the rotating shaft is rotationally connected with the bearing, is fixedly connected with the turntable and is positioned in the heat insulation shell; the motor with thermal-insulated shell fixed connection, just the motor output with pivot fixed connection, and be located inside the thermal-insulated shell.