Gear shaving supporting tool

Abstract

The utility model provides a gear shaving supporting tool which can solve the problems that an existing gear shaving supporting tool is short in service life, needs to be replaced regularly, needs to be integrally replaced during production replacement, and is high in cost, low in production replacement efficiency or poor in universality. The tool comprises two supporting units, each supporting unit comprises a base assembly, a guide rail assembly, a supporting assembly, a buffer block and an L-shaped check block, the guide rail assembly comprises a guide rail support arranged on the base assembly, a guide rail fixedly connected to the guide rail support and a sliding block in sliding fit with the guide rail, and the supporting assembly comprises a supporting block. The supporting blocks are detachably installed on the corresponding sliding blocks, V-shaped notches are formed in the upper surfaces of the supporting blocks, the buffer blocks are installed at the ends, close to the initial positions of the sliding blocks, of the corresponding guide rail supports, slopes are arranged on the upper surfaces of the buffer blocks, the bottoms of the slopes are higher than the supporting blocks, and the long edges of the L-shaped check blocks are connected to the side walls of the corresponding guide rail supports. And the short edges of the sliding blocks are positioned above the corresponding guide rails and are used for limiting the sliding blocks.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of supporting tool, specifically to a kind of gear shaving supporting tool. BACKGROUND

[0002] In the field of mechanical manufacturing, the precision and efficiency of gear machining are always the core pursuit target, and gear shaving machine emerges as the times require as the key equipment of gear finishing. At present, most of the gear shaving machines are horizontal type, and the working principle of the gear shaving machine is to drive the gear shaving cutter and the gear to be machined to engage, so as to shave the gear tooth surface, thereby improving the precision and surface quality of the gear. In the process of gear shaving, the gear needs to be stably supported, therefore, the gear shaving supporting tool of the gear shaving machine is very important. The existing gear shaving supporting tool of the gear shaving machine comprises two support inclined rods arranged side by side, one end of each support inclined rod is curved, in order to prevent the gear shaving clamp for clamping the gear from being damaged, the hardness of the support inclined rod is generally around HRC28-33, therefore, the service life of the support inclined rod is short, and it needs to be replaced regularly, otherwise, the friction of the support inclined rod will increase due to the bumping and rolling, and the pushing and pulling operation when loading and unloading the gear is time-consuming and laborious. In addition, when changing production (changing production means that the enterprise changes from producing one product to producing another product during production and processing), the entire gear shaving supporting tool needs to be replaced, which is high in cost and low in efficiency.

[0003] A gear quick clamping device of a gear shaving machine is disclosed in Chinese Patent No. CN 211028420 U, which comprises a base for mounting on the workbench of the gear shaving machine, a mounting plate slidingly fitted on the base, the mounting plate moving horizontally on the base through a driving device, a U-shaped support frame for placing the gear to be machined fixedly mounted on the mounting plate, the U-shaped support frame comprising left and right support plates and a connecting block, the two support plates being arranged oppositely, the connecting block being arranged between the two support plates, the opposite surfaces of the two support plates being provided with gear positioning tables, one of the support plates being provided with a sleeve core shaft accommodation slot, and the other support plate being provided with a tailstock center accommodation slot. However, the device has poor universality. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the technical problems that the existing gear shaving supporting tool has short service life, needs to be replaced regularly, and needs to be replaced as a whole when changing production, which is high in cost and low in efficiency, or has poor universality, and provides a gear shaving supporting tool.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A gear shaving supporting tool, which is characterized in that:

[0007] comprises two support units arranged side by side;

[0008] Each of the support units comprises a base assembly, a guide rail assembly, a support assembly, a buffer block and an L-shaped stopper;

[0009] The base assembly is used to be mounted on a worktable of a gear shaving machine;

[0010] The guide rail assembly comprises a guide rail bracket arranged on the base assembly, a guide rail fixedly connected to the guide rail bracket and a sliding block in sliding cooperation with the guide rail;

[0011] The support assembly comprises a support block, which is detachably mounted on the corresponding sliding block; an upper surface of the support block is provided with a V-shaped notch, which is used to place a handle of a gear shaving jig;

[0012] The buffer block is mounted at one end of the corresponding guide rail bracket close to an initial position of the sliding block, and an upper surface of the buffer block is provided with a slope, a bottom of the slope being higher than the support block;

[0013] A long side of the L-shaped stopper is connected to a side wall of the corresponding guide rail bracket, a short side of the L-shaped stopper is located above the corresponding guide rail, and the short side of the L-shaped stopper is used to limit the sliding block.

[0014] Further, the support assembly further comprises a U-shaped supporting plate with an opening facing upward;

[0015] The U-shaped supporting plate is fixedly connected to an upper surface of the corresponding sliding block;

[0016] The support block is detachably mounted in a U-shaped groove of the U-shaped supporting plate.

[0017] Further, the base assembly comprises two base brackets arranged side by side and two connecting brackets arranged side by side;

[0018] Each of the base brackets comprises a base body and an L-shaped bracket; the base body is used to be mounted on a worktable of a gear shaving machine; and a long side end of the L-shaped bracket is connected to a side wall of the base body;

[0019] Each of the connecting brackets comprises a vertical bracket and a horizontal bracket with an L-shaped cross section; a U-shaped long groove is arranged on the vertical bracket, and the vertical bracket is movably connected to a long side wall of the corresponding L-shaped bracket through the U-shaped long groove, so that a height of the vertical bracket in a direction along the long side wall of the L-shaped bracket is adjustable;

[0020] The guide rail bracket is arranged in a corresponding L-shaped groove of the two horizontal brackets; an elliptical long hole is arranged on one side wall of each of the horizontal brackets, and the horizontal bracket is movably connected to the guide rail bracket through the elliptical long hole, so that a position of the horizontal bracket in a direction along a guide direction of the guide rail bracket is adjustable; and the other side wall of each of the horizontal brackets is connected to an end of the corresponding vertical bracket;

[0021] The short side of the L-shaped support is detachably connected with the other side of the corresponding horizontal support, and the short side of the L-shaped support is located below the other side of the horizontal support, so as to support and position the other side of the horizontal support when the vertical support is adjusted in the height direction of the long side wall of the L-shaped support.

[0022] Further, the slope of the slope is 10°-16°.

[0023] Further, the guide rail is a linear guide rail.

[0024] The utility model discloses beneficial effect:

[0025] 1. The utility model provides a gear shaving support tool, wherein the buffer block can reduce the impact force of the gear on the guide rail assembly when loading the gear, prolong the service life of the guide rail assembly, the support block is detachable, and the support block is easy to replace when being worn, so that the whole gear shaving support tool does not need to be replaced, and the service life of the whole gear shaving support tool is greatly improved. In addition, when changing production, only the support block needs to be replaced, the change production efficiency is high, and the use cost is reduced by at least 30%. The utility model uses guide rails and sliding blocks, and the friction is reduced by 80%, and the labor intensity and the invalid action of the on-site operator are reduced.

[0026] 2. The utility model can improve the gear shaving machining quality and eliminate the risk of bumping the gear shaving cutter.

[0027] 3. In the utility model, the U-shaped supporting plate is more convenient to disassemble the support block. The base assembly makes the whole tool more versatile. In addition, since the slope is 10°-16°, the height of the gear shaving clamp can be slowly raised or lowered, the resistance of the gear shaving clamp during loading and unloading is reduced, and the labor intensity of the operator is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0028] Fig. 1 is the structure schematic diagram of a gear shaving support tool embodiment of the utility model;

[0029] Fig. 2 is the three-dimensional assembly schematic diagram of the utility model embodiment, gear shaving machine and gear to be processed;

[0030] Fig. 3 is the three-dimensional assembly schematic diagram of the utility model embodiment, gear shaving machine and gear to be processed from another perspective.

[0031] MARKING DESCRIPTION:

[0032] 1 - rail bracket, 2 - screw, 3 - rail assembly, 4 - L-shaped block, 5 - U-shaped plate, 6 - support block, 7 - B-shaped pin, 8 - split pin, 9 - support unit, 10 - base assembly, 11 - support assembly, 12 - buffer block, 13 - connecting bracket, 14 - base bracket, 15 - base body, 17 - rail, 18 - slider, 19 - V-shaped notch, 20 - slope, 21 - L-shaped bracket, 22 - gear shaving machine, 23 - workbench, 24 - gear, 25 - gear shaving fixture, 26 - handle, 27 - vertical bracket, 28 - horizontal bracket, 29 - U-shaped long slot, 30 - oval long hole. DETAILED DESCRIPTION

[0033] As Figs. 1-3As shown, a gear shaving support tool includes two support units 9 arranged side by side, each support unit 9 including a base assembly 10, a guide rail assembly 3, a support assembly 11, a buffer block 12 and an L-shaped stopper 4. Specifically, each base assembly 10 includes two base supports 14 arranged side by side and two connecting supports 13 arranged side by side, wherein each base support 14 includes a base body 15 for being mounted on a workbench 23 of a gear shaving machine 22 and an L-shaped support 21 with a long edge end connected to a side wall of the base body 15. Each connecting support 13 includes a vertical support 27 and an L-shaped horizontal support 28, the vertical support 27 is provided with a U-shaped long slot 29, and the vertical support 27 is movably connected to a long edge side wall of the corresponding L-shaped support 21 through the U-shaped long slot 29, so that the height of the vertical support 27 along the long edge side wall of the L-shaped support 21 is adjustable. Each guide rail assembly 3 includes a guide rail support 1, a guide rail 17 fixedly connected to the guide rail support 1 and a sliding block 18 in sliding cooperation with the guide rail 17, the guide rail support 1 is arranged in a corresponding L-shaped slot of the two horizontal supports 28, one of the side walls of each horizontal support 28 is provided with an elliptical long hole 30, and the horizontal support 28 is movably connected to the guide rail support 1 through the elliptical long hole 30 and a screw 2, so that the position of the horizontal support 28 along the guide direction of the guide rail support 1 is adjustable, the other side middle part of each horizontal support 28 is connected to the end of the corresponding vertical support 27, the short edge of the L-shaped support 21 is detachably connected to the other side of the corresponding horizontal support 28, and the short edge of the L-shaped support 21 is located below the other side of the horizontal support 28, for supporting and positioning the other side of the horizontal support 28 when adjusting the height of the vertical support 27 along the long edge side wall of the L-shaped support 21. Each support assembly 11 includes a support block 6 and an U-shaped supporting plate 5 with an opening facing upward, the U-shaped supporting plate 5 is fixedly connected to the upper surface of the corresponding sliding block 18, the support block 6 is detachably mounted in the U-shaped slot of the U-shaped supporting plate 5 through a B-shaped pin 7 and a split pin 8, the upper surface of the support block 6 is provided with a V-shaped notch 19 for placing a handle 26 of a gear shaving clamp 25. Each buffer block 12 is mounted at one end of the corresponding guide rail support 1 close to the initial position of the sliding block 18, the upper surface of the buffer block 12 is provided with a slope 20, the bottom of the slope 20 is higher than the support block 6, and the slope 20 has an inclination of 15°. The long edge of each L-shaped stopper 4 is connected to the side wall of the corresponding guide rail support 1, the short edge of the L-shaped stopper 4 is located above the corresponding guide rail 17, and the short edge of the L-shaped stopper 4 is used for limiting the sliding block 18, so as to ensure that the to-be-processed gear 24 is fully engaged with a gear shaving cutter of the gear shaving machine 22.

[0034] The use process of the utility model is as follows:

[0035] The whole gear shaving support tool is mounted on the workbench 23 of the gear shaving machine 22 through the base support 14, then the height of the whole gear shaving support tool is adjusted by using the connecting support 13 according to the height and position of the center of the gear shaving machine 22, and subsequent adjustment is not performed after installation is completed.

[0036] The gear to be processed is clamped by the shaving clamp 25, and then the handle 26 of the shaving clamp 25 is placed on the buffer block 12, and is pushed into the V-shaped notch 19 of the support block 6 in close contact with the slope 20 of the buffer block 12;

[0037] The gear to be processed is pushed to the shaving cutter of the shaving machine 22 by pushing the sliding block 18, and in the pushing process, the gear 24 can be slowly rotated to engage the gear 24 with the shaving cutter, when the gear 24 is engaged with the shaving cutter and the top is located in the center hole of the handle 26, the top can easily lift the shaving clamp 25, at this time, the L-shaped block 4 is used for limiting, and the shaving is started;

[0038] After the shaving is completed, the handle 26 of the shaving clamp 25 is pulled back to the buffer block 12 along the guide rail 17, and the shaved gear 24 is taken out. The guide rail 17 of the embodiment is a linear guide rail.

[0039] It should be noted that when changing production, the B-shaped pin 7 and the cotter pin 8 are disassembled, and the corresponding support block 6 can be directly exchanged to achieve the purpose of quickly changing production.

[0040] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any change or replacement within the technical scope disclosed in the present application should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A gear shaving support tool, characterized in that: two support units (9) are arranged side by side; each of the support units (9) comprises a base assembly (10), a guide rail assembly (3), a support assembly (11), a buffer block (12) and an L-shaped stop block (4); the base assembly (10) is used to be mounted on a workbench (23) of a gear shaving machine (22); the guide rail assembly (3) comprises a guide rail bracket (1) arranged on the base assembly (10), a guide rail (17) fixedly connected to the guide rail bracket (1) and a sliding block (18) in sliding fit with the guide rail (17); the support assembly (11) comprises a support block (6) which is detachably mounted on the corresponding sliding block (18); an upper surface of the support block (6) is provided with a V-shaped notch (19) for placing a handle (26) of a gear shaving jig (25); the buffer block (12) is mounted at one end of the corresponding guide rail bracket (1) close to an initial position of the sliding block (18), and an upper surface of the buffer block (12) is provided with a slope (20) with a bottom higher than the support block (6); a long side of the L-shaped stop block (4) is connected to a side wall of the corresponding guide rail bracket (1), a short side of the L-shaped stop block (4) is located above the corresponding guide rail (17), and the short side of the L-shaped stop block (4) is used for limiting the sliding block (18).

2. The gear shaving support tool according to claim 1, characterized in that: the support assembly (11) further comprises a U-shaped supporting plate (5) with an opening facing upward; the U-shaped supporting plate (5) is fixedly connected to an upper surface of the corresponding sliding block (18); and the support block (6) is detachably mounted in a U-shaped groove of the U-shaped supporting plate (5).

3. The gear shaving support tool according to claim 1 or 2, characterized in that: the base assembly (10) comprises two base brackets (14) arranged side by side and two connecting brackets (13) arranged side by side; each of the base brackets (14) comprises a base body (15) used to be mounted on the workbench (23) of the gear shaving machine (22) and an L-shaped bracket (21) with a long side end connected to a side wall of the base body (15); each of the connecting brackets (13) comprises a vertical bracket (27) and a horizontal bracket (28) with an L-shaped cross section; a U-shaped long groove (29) is formed in the vertical bracket (27) and the vertical bracket (27) is movably connected to a long side wall of the corresponding L-shaped bracket (21) through the U-shaped long groove (29), so that a height of the vertical bracket (27) along the long side wall of the L-shaped bracket (21) is adjustable; the guide rail bracket (1) is arranged in an L-shaped groove of the corresponding two horizontal brackets (28); an elliptical long hole (30) is formed in one side wall of each of the horizontal brackets (28) and the horizontal bracket (28) is movably connected to the guide rail bracket (1) through the elliptical long hole (30), so that a position of the horizontal bracket (28) along a guide direction of the guide rail bracket (1) is adjustable; and the other side wall of each of the horizontal brackets (28) is connected to an end of the corresponding vertical bracket (27). ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ The short side of the L-shaped support (21) is detachably connected with the other side of the corresponding horizontal support (28), and the short side of the L-shaped support (21) is located below the other side of the horizontal support (28), for supporting and positioning the other side of the horizontal support (28) when the vertical support (27) is adjusted in height along the long side wall direction of the L-shaped support (21).

4. The shaving support tooling of claim 3, wherein: The slope of the slope (20) is 10°-16°.

5. The shaving support tooling of claim 4, wherein: The guide rail (17) is a linear guide rail.

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