CN217071026U

CN217071026U - Hobbing cutter anchor clamps of many adaptations

Info

Publication number: CN217071026U
Application number: CN202220221343.0U
Authority: CN
Inventors: 俞美婷; 谷胜
Original assignee: Huangshan Feihuang Precision Gear Cutter Manufacturing Co ltd
Current assignee: Huangshan Feihuang Precision Gear Cutter Manufacturing Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-07-29
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a hobbing cutter anchor clamps of many adaptations, including base, spout, clamp splice, cross constant head tank, universal shaft connector, the lead screw that has the handle and anti-skidding shock mounting. The base sets up on anti-skidding anti-vibration device, has the spout in the base, is provided with slidable clamp splice in the spout, and the clamp splice is used for pressing from both sides tightly waiting to process the hobbing cutting die, and the cross constant head tank on the clamp splice can make the hobbing cutting die fixed on different positions to satisfy multiple operating mode demand. The utility model discloses can satisfy the multiplex condition and use, both can be used to process the hobbing cutter that has different helix angles, process the hobbing cutter of different angle directions soon, also can process the hobbing cutter mould of different axial length as required.

Description

Hobbing cutter anchor clamps of many adaptations

Technical Field

The utility model belongs to the technical field of the frock clamp and specifically relates to a hobbing cutter anchor clamps of many adaptations is related to.

Background

The gear is a common part in the mechanical industry, and various gear machining modes exist, and the gear machining by using the hobbing cutter is one of the common gear machining modes. A gear hob is a cutting tool used to cut teeth into blanks. The gear hobbing cutter is cylindrical and has helical cutting teeth with grooves running along the length of the gear hobbing cutter. The cross-sectional shape of the teeth on the gear hobbing cutter is almost the same as that of the teeth used in the finished product, so various tooth-shaped hobbing cutters are required for processing gears with various tooth shapes. The processing of the hobbing cutter is particularly critical.

The Chinese patent application publication No. CN207971698U, published as 2018, 10, month and 16, is named as a tooling clamp for machining hardware cutters, and discloses a tooling clamp for machining the hardware cutters. The fixture for machining the hardware cutter comprises a base plate, a positioning plate and a fixing block arranged on the positioning plate, positioning keys are arranged on the base plate, a rotatable shaft is arranged between the base plate and the positioning plate, sliding chutes are formed in the front side and the rear side of the positioning plate, fixing clamping blocks are arranged on the fixing block, a plurality of fixing nuts are arranged at the tops of the fixing clamping blocks, position holes are formed in the front side and the rear side of each fixing clamping block, sliding clamping blocks are arranged between the fixing blocks, threaded pipes are arranged between the sliding clamping blocks and the fixing blocks, rotating handles are arranged on the threaded pipes, cutter bodies are arranged between the fixing clamping blocks and the sliding clamping blocks, cutter points are arranged at the left ends of the cutter bodies, chamfering pressing blocks and excircle cutter discs are arranged on the upper side and the lower side of the cutter bodies in sequence, the fixture for machining the hardware cutter is reasonable in structure, machining precision of the cutter is improved, convenience in use of the device is greatly enhanced, and the fixture is suitable for large-range production and use. But the frock clamp can not satisfy the hobbing cutter that is used for processing different helix angle helical gears.

Disclosure of Invention

The utility model discloses an overcome the defect among the prior art, provide a hobbing cutter anchor clamps of many adaptations, can be used to process the hobbing cutter of different helix angles, can be used to process the helical gear hobbing cutter of levogyration and dextrorotation, also can be used to process the hobbing cutter of different axial length.

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

a multi-adapter fixture for machining a hobbing tool, comprising:

the base is used for fixing a hobbing cutter die to be processed and is provided with a sliding chute;

the fixture comprises a fixture block, a plurality of positioning blocks and a plurality of universal shaft connectors, wherein the fixture block is used for positioning and clamping a hobbing cutter die to be processed, the fixture block is provided with a plurality of positioning grooves for positioning hobbing cutter spiral lines, and the positioning grooves are internally provided with universal shaft connectors; at least one clamping block is fixedly connected in the sliding groove of the base, and the other clamping blocks are in sliding connection with the sliding groove;

the screw rod is used for driving the clamping block to slide in the sliding groove, the screw rod is fixedly connected with the clamping block, and the screw rod is in threaded connection with the base.

Among the above-mentioned technical scheme, a many adaptations anchor clamps for processing hobbing cutter, includes base, clamp splice and lead screw. The base can be arranged on the processing table and is used for fixing the hobbing cutter die to be processed, and a sliding groove is formed in the base. The clamping blocks for clamping and positioning the hobbing cutter are two, the hobbing cutter die is placed between the two clamping blocks, one clamping block is fixed at one end of the sliding groove, the other clamping block is fixed with the lead screw, the lead screw is in threaded connection with the base, and the lead screw can drive the clamping blocks to slide in the sliding groove by rotating, so that the hobbing cutter die is clamped. And one side of the clamping block, which is connected with the hobbing cutter, is provided with a positioning groove, and the positioning groove is used for positioning the spiral line angle of the hobbing cutter die to be processed. And a universal shaft rotary joint is arranged in the positioning groove and is used for arranging the hobbing cutter die on the positioning groove so as to perform rolling processing.

Preferably, one end of the screw rod is fixedly connected with the clamping block, the other end of the screw rod extends out of the base, and a handle is arranged at one end extending out of the base. The handle can conveniently rotate the lead screw, and then has made things convenient for the regulation clamp splice.

Preferably, the handle is detachably connected with the screw rod; and a rubber layer for skid resistance is arranged between the clamping block and the sliding groove. After the distance between the clamping blocks is adjusted, the handle can be taken down, so that the handle is prevented from being touched by mistake, and the distance between the clamping blocks is changed; the anti-skid rubber layer arranged between the clamping block and the sliding groove can prevent the clamping block from changing position.

Preferably, the positioning groove arranged on the inner side of the clamping block is a cross-shaped groove. The cross-shaped groove can meet various spiral line working conditions.

Preferably, a plurality of cardan shaft connectors are arranged in the transverse direction and the longitudinal direction of the cross-shaped positioning groove.

Preferably, a universal shaft connector is arranged at the center of the positioning groove. The utility model discloses anchor clamps are still applicable to processing spur gear hobbing cutter operating mode.

Preferably, the bottom of the base is provided with a non-slip mat. The anti-slip pad can ensure that the hobbing cutter die is not easy to shake during processing, and the processing precision can be improved.

The utility model has the advantages that: the utility model discloses a many adaptations anchor clamps for processing hobbing cutter can satisfy the multiplex condition and use, both can be used to process the hobbing cutter that has different helix angles, processes the hobbing cutter of different angle directions of revolving, also can process the hobbing cutter mould of different axial length as required.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an inside elevational view of the clamp block of the present invention;

fig. 3 is an axial view of the present invention.

In the figure: the gear hobbing cutter comprises a hobbing cutter die 1, a base 2, a sliding groove 201, a clamping block 3, a positioning groove 301, a universal shaft connector 302, a rubber layer 303, a screw rod 4, a handle 401, an anti-slip pad 5 and a hobbing cutter spiral line angle beta.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

Example 1:

the multi-adaptive clamp for machining the hobbing cutter as shown in fig. 1 comprises a hobbing cutter die 1 to be machined, a base 2, a clamping block 3, a screw rod 4 and an anti-skid pad 5. The base 2 is fixed on the non-slip mat 5, and the base 2 is provided with a sliding groove 201. The sliding groove 201 is a cuboid opening, and a screw rod 4 and two clamping blocks 3 are arranged inside the sliding groove 201. 4 one end of lead screw stretches into spout 201, and the other end stretches out base 2 through with base 2 threaded connection back, and the one end that lead screw 4 stretches out the spout is provided with handle 401, makes things convenient for hand lead screw 4. The clamping block 3 is provided with two blocks, one clamping block 3 is fixedly connected in the sliding groove, and the other clamping block 3 is fixedly connected with the screw rod 4 and can slide in the sliding groove. The clamping blocks 3 can be pushed through the hand-operated screw rod 4, and further the distance between the two clamping blocks is changed.

As shown in fig. 2, a detailed view of a clamping block of a multi-adaptive clamp for machining a hobbing cutter and an axonometric view of the multi-adaptive clamp for machining the hobbing cutter are shown in fig. 3, a cross-shaped positioning groove 301 is formed in the inner side of the clamping block 3, and a plurality of universal shaft connectors 302 are fixed on the cross-shaped groove in the horizontal direction and the vertical direction. Based on different working condition requirements, the corresponding universal shaft connector 302 can be selected in the transverse direction or the longitudinal direction to position the hobbing cutter die 1, and then the clamping block 3 is adjusted to a proper position along the sliding groove, so that the hobbing cutter die 1 is clamped. The universal shaft can ensure that the hobbing cutter die rotates without obstacles in the machining process, and the machining efficiency is ensured.

Claims

1. The utility model provides a hobbing cutter anchor clamps of many adaptations which characterized by includes:

the hobbing cutter comprises a base (2) and a machining tool, wherein the base is used for fixing a hobbing cutter die (1) to be machined, and a sliding groove (201) is formed in the base;

the fixture comprises a clamping block (3) used for positioning and clamping a hobbing cutter die (1) to be processed, wherein the clamping block (3) is provided with a plurality of blocks, positioning grooves (301) used for positioning hobbing cutter spiral lines are formed in the inner sides of the clamping block (3), and universal shaft connectors (302) are arranged in the positioning grooves (301); at least one clamping block (3) is fixedly connected in the sliding groove (201) of the base (2), and the other clamping blocks (3) are in sliding connection with the sliding groove (201);

the screw rod (4) is used for driving the clamping block (3) to slide in the sliding groove (201), the screw rod (4) is fixedly connected with the clamping block (3), and the screw rod (4) is in threaded connection with the base (2).

2. The hobbing cutter clamp with multiple adaptations as claimed in claim 1, wherein one end of the screw rod (4) is fixedly connected with the clamping block (3), the other end of the screw rod (4) extends out of the base (2), and a handle (401) is arranged at one end extending out of the base (2).

3. A multiple-fitting hobbing tool holder as claimed in claim 2, characterized in that the handle (401) is detachably connected to the screw (4); a rubber layer (303) for skid resistance is arranged between the clamping block (3) and the sliding groove (201).

4. The fixture for the hobbing cutter with multiple adaptations as claimed in claim 1, wherein the positioning groove (301) formed inside the clamping block (3) is a cross-shaped groove.

5. The hobbing cutter clamp with multiple adaptations as claimed in claim 4, wherein the cross-shaped positioning groove (301) is provided with a plurality of universal shaft connectors (302) in the transverse direction and the longitudinal direction.

6. The fixture for the hobbing cutter with multiple adaptations according to claim 1, wherein a cardan shaft connector is arranged at the center of the positioning groove (301).

7. A multiple-fitting hobbing cutter clamp as claimed in claim 1, characterized in that the base (2) has a non-slip pad (5) at the bottom.