Clamping tool for gear heat treatment

Abstract

The utility model belongs to the technical field of gear machining tools, and particularly relates to a clamping tool for gear heat treatment, which comprises a moving plate, the right end of the moving plate is rotatably connected with a first rotating column, the first rotating column is fixedly sleeved with a first driving gear, the right end of the moving plate is rotatably connected with a second rotating column, and the second rotating column is fixedly sleeved with a second driving gear. And the right end of the second rotating column is fixedly connected with a second driving gear, the second driving gear is meshed with the first driving gear, and the right end of the first rotating column is fixedly connected with a clamping disc. The gear heat treatment device has the advantages that a to-be-machined gear is arranged on the sleeving column in a sleeving mode, the to-be-machined gear is fed into a heat treatment machining furnace to be subjected to heat treatment machining through movement of the moving plate, the clamping disc rotates during machining, the to-be-machined gear is driven to rotate through the two positioning columns, and therefore the to-be-machined gear is heated more evenly during machining; the processing effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gear processing tool technical field especially relates to a clamping frock for gear heat treatment. BACKGROUND

[0002] Gear is one of the common parts in mechanical transmission, mainly used for power transmission and movement. The basic structure of gear is composed of gear teeth, gear shaft, gear root and the like, and the rotation transmission is realized by the intermeshing tooth surface. Gear is widely used in the fields of automobile, mechanical equipment, aerospace, ship, metallurgy, mine and the like.

[0003] The heat treatment processing of gear is the process for ensuring that it has the required mechanical properties, wear resistance, strength and service life and the like. The gear usually needs to be heat treated to improve the hardness, wear resistance and reduce fatigue failure, and the clamping frock is usually used to fix the gear in the heat treatment processing so as to put the gear into the heating furnace for heat treatment processing. However, when the existing clamping frock is used to clamp the pre-processed gear, the clamped gear is fixed on the frock, and the frock cannot drive the pre-processed gear to rotate during the heat treatment, so that the pre-processed gear cannot be uniformly heated, resulting in poor heat treatment processing effect.

[0004] To solve the above problems, a clamping frock for gear heat treatment is provided. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at solving the problems in the background art and provides a clamping frock for gear heat treatment.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a clamping frock for gear heat treatment, including the mobile board, the right end of mobile board is rotatably connected with first rotation column, the first rotation column is fixedly connected with first drive gear, the right end of mobile board is rotatably connected with second rotation column, the right end of second rotation column is fixedly connected with second drive gear, the second drive gear is engaged with first drive gear, the right end of first rotation column is fixedly connected with clamping disc, the left end of mobile board is fixedly installed with motor that drives second rotation column to rotate.

[0007] In the above-mentioned clamping frock for gear heat treatment, the right end of clamping disc is fixedly connected with sleeve joint column, the right end of clamping disc is fixedly connected with two positioning columns, the right end of sleeve joint column is fixedly connected with threaded column, the threaded column is sleeved with limiting disc, the threaded column is threadedly sleeved with threaded sleeve.

[0008] In the above-mentioned clamping frock for gear heat treatment, the sleeve joint column is provided with pre-processed gear, the pre-processed gear is provided with sleeve joint hole, and the pre-processed gear is provided with two positioning holes.

[0009] In the above-mentioned clamping tool for gear heat treatment, the lower end of the moving plate is fixedly connected with a sliding block, and the sliding block is in sliding connection with the slide rail.

[0010] In the above-mentioned clamping tool for gear heat treatment, the left end of the moving plate is fixedly connected with a push-pull handle.

[0011] In the above-mentioned clamping tool for gear heat treatment, the upper end of the base is provided with a heat treatment processing furnace.

[0012] Compared with the prior art, the clamping tool for gear heat treatment has the advantages that:

[0013] The pre-processed gear is sleeved on the sleeving column, and the pre-processed gear is prevented from being separated from the sleeving column by the resistance of the limiting disc, the pre-processed gear is sent into the heat treatment processing furnace for heat treatment processing by the moving plate, and the clamping disc rotates and drives the pre-processed gear to rotate by the two positioning columns during processing, so that the pre-processed gear is heated more uniformly during processing, and the processing effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 A structure diagram of the clamping tool for gear heat treatment is provided.

[0015] Fig. 2 A partial structure diagram of the clamping tool for gear heat treatment is provided.

[0016] Fig. 3 A structure diagram of the pre-processed gear in the clamping tool for gear heat treatment is provided.

[0017] In the drawings: 1 moving plate, 2 first rotating column, 3 first drive gear, 4 second rotating column, 5 second drive gear, 6 clamping disc, 7 sleeving column, 8 positioning column, 9 threaded column, 10 limiting disc, 11 threaded sleeve, 12 motor, 13 base, 14 slide rail, 15 sliding block, 16 push-pull handle, 17 heat treatment processing furnace, 18 pre-processed gear, 19 sleeving hole, 20 positioning hole. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0019] Reference Figs. 1-3The utility model provides a kind of clamping tool for gear heat treatment, including, moving plate 1, the right end of moving plate 1 is rotatably connected with first rotating column 2, first rotating column 2 is fixedly provided with first drive gear 3, the right end of moving plate 1 is rotatably connected with second rotating column 4, the right end of second rotating column 4 is fixedly connected with second drive gear 5, second drive gear 5 is engaged with first drive gear 3, the right end of first rotating column 2 is fixedly connected with clamping disc 6, the left end of moving plate 1 is fixedly installed with motor 12 for driving second rotating column 4 to rotate, second rotating column 4 is driven to rotate by motor 12, second rotating column 4 drives second drive gear 5 to rotate, second drive gear 5 drives the rotation of meshing first drive gear 3, to drive first rotating column 2 to rotate, first rotating column 2 drives clamping disc 6 to rotate.

[0020] The right end of clamping disc 6 is fixedly connected with sleeve joint column 7, the right end of clamping disc 6 is fixedly connected with two positioning columns 8, the right end of sleeve joint column 7 is fixedly connected with threaded column 9, limiting disc 10 is sleeved on threaded column 9, threaded sleeve 11 is threadedly sleeved on threaded column 9, pre-machining gear 18 is arranged on sleeve joint column 7, sleeve joint hole 19 is formed in pre-machining gear 18, two positioning holes 20 are formed in pre-machining gear 18, threaded sleeve 11 is removed from threaded column 9 by rotating, then limiting disc 10 sleeved on threaded column 9 is removed, sleeve joint hole 19 on pre-machining gear 18 is aligned with sleeve joint column 7, two positioning holes 20 are respectively aligned with two positioning columns 8, so that pre-machining gear 18 is sleeved on sleeve joint column 7, then limiting disc 10 is sleeved on threaded column 9, threaded sleeve 11 is screwed to the left on threaded column 9, so that limiting disc 10 is fixed on threaded column 9, pre-machining gear 18 is prevented from being separated from sleeve joint column 7 by the resistance of limiting disc 10.

[0021] The lower portion of moving plate 1 is provided with base 13, the upper end of base 13 is fixedly connected with slide rail 14, the lower end of moving plate 1 is fixedly connected with sliding block 15, sliding block 15 is slidably connected with slide rail 14, the left end of moving plate 1 is fixedly connected with push-pull handle 16, moving plate 1 can be moved left and right on slide rail 14 through sliding block 15 by push-pull handle 16, the upper end of base 13 is provided with heat treatment processing furnace 17, moving plate 1 moves to the right, so that pre-machining gear 18 sleeved on sleeve joint column 7 is sent into heat treatment processing furnace 17 for heat treatment processing, clamping disc 6 rotates and drives pre-machining gear 18 to rotate through two positioning columns 8 during processing, so that pre-machining gear 18 is heated more evenly during processing, and the processing effect is improved, heat treatment processing furnace 17 is prior art, and will not be described in detail here.

[0022] Further, the above-mentioned fixed connection should be understood in a broad sense unless otherwise specified and limited, for example, it can be welding, or gluing, or integrally formed with other conventional means familiar to those skilled in the art.

[0023] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A clamping jig for heat treatment of a gear, comprising a moving plate (1), characterized in that, The right end of the moving plate (1) is rotatably connected with a first rotating column (2), a first driving gear (3) is fixedly sleeved on the first rotating column (2), the right end of the moving plate (1) is rotatably connected with a second rotating column (4), the right end of the second rotating column (4) is fixedly connected with a second driving gear (5), the second driving gear (5) is engaged with the first driving gear (3), the right end of the first rotating column (2) is fixedly connected with a clamping disc (6), and the left end of the moving plate (1) is fixedly installed with a motor (12) for driving the second rotating column (4) to rotate.

2. The clamping jig for heat treatment of a gear according to claim 1, wherein The right end of the clamping disc (6) is fixedly connected with a sleeving column (7), the right end of the clamping disc (6) is fixedly connected with two positioning columns (8), the right end of the sleeving column (7) is fixedly connected with a threaded column (9), a limiting disc (10) is sleeved on the threaded column (9), and a threaded sleeve (11) is threadedly sleeved on the threaded column (9).

3. The clamping tool for heat treatment of a gear according to claim 2, wherein The sleeving column (7) is provided with a pre-processing gear (18), the pre-processing gear (18) is provided with a sleeving hole (19), and the pre-processing gear (18) is provided with two positioning holes (20).

4. The clamping tool for heat treatment of a gear according to claim 1, wherein The lower portion of the moving plate (1) is provided with a base (13), the upper end of the base (13) is fixedly connected with a sliding rail (14), the lower end of the moving plate (1) is fixedly connected with a sliding block (15), and the sliding block (15) is slidably connected with the sliding rail (14).

5. The clamping tool for heat treatment of a gear according to claim 1, wherein The left end of the moving plate (1) is fixedly connected with a push-pull handle (16).

6. The clamping tool for heat treatment of a gear according to claim 4, wherein The upper end of the base (13) is provided with a heat treatment processing furnace (17). The upper end of the base (13) is provided with a heat treatment processing furnace (17).

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