CN208556210U

CN208556210U - A quick-change tooling fixture for flexible wheel hobbing

Info

Publication number: CN208556210U
Application number: CN201821079762.5U
Authority: CN
Inventors: 杨学政; 李�灿
Original assignee: Dongguan Guosenke Precision Industry Co ltd
Current assignee: Dongguan Guosenke Precision Industry Co ltd
Priority date: 2018-07-09
Filing date: 2018-07-09
Publication date: 2019-03-01
Anticipated expiration: 2028-07-09

Abstract

The utility model discloses a quick replacement frock clamp is used in processing of flexbile gear hobbing, which comprises a base, it has circular bottom draw-in groove to open on the chassis, and opens on the chassis and have four spacing spouts of group, the axis is installed to the chassis clearing hole, and epaxial rocking arm of installing four different orientation of group through perpendicular, and the rocking arm end installs the connecting rod, install in spacing spout through the slider connecting rod below, and the connecting rod below installs the connecting block through the bearing, install the inner wall backup pad on the connecting block, and the outside surface mounting of inner wall backup pad has the fastening layer, the clamping ring is installed to the axis top, and opens on the clamping ring has the top draw-in groove the axis is installed drive gear in the chassis below, and drive gear is connected to driving motor. The device limits the motion direction of the connecting rod through the limiting sliding groove, and automatically enables the inner wall supporting plate to move outwards to fix and lock the inner wall of the flexible gear when the middle shaft rotates anticlockwise.

Description

A kind of flexbile gear gear hobbing process quick-replaceable frock clamp

Technical field

The utility model relates to gear machining technology field, specially a kind of flexbile gear gear hobbing process quick-replaceable tooling is pressed from both sides Tool.

Background technique

Harmonic wave drive speed reducer is mainly by four wave producer, flexible gear, flexible bearing, rigid gear basic building block groups At.Flexible gear (flexbile gear) with outer gear ring, it is equivalent to planetary gear, and flexbile gear is mostly cylindrical shape, needs to carry out outer wall Processing forms gear.

Fixture used in existing Gear Processing process is mostly manually remover-and-replacer, greatly reduces flexbile gear and adds The efficiency of work, simultaneously because wall surface is excessively thin in flexbile gear process, it can be because fixture clamping tension will lead in clamping process Flexbile gear surface metal deformation influences flexbile gear production yields.

Problems can be able to solve if the frock clamp of fast assembling-disassembling flexbile gear workpiece if one kind can be invented, thus We provide a kind of flexbile gear gear hobbing process quick-replaceable frock clamps.

Utility model content

The purpose of this utility model is to provide a kind of flexbile gear gear hobbing process quick-replaceable frock clamps, on solving State the problem of proposing in background technique.

To achieve the above object, the utility model provides the following technical solutions: a kind of flexbile gear gear hobbing process quick-replaceable Frock clamp, including chassis are provided with rounded bottom card slot on the chassis, and are provided with four groups of limit sliding chutes, the bottom on chassis Disk through hole is equipped with axis, and by being vertically installed with four groups towards different pivoted arms on axis, and pivoted arm end is equipped with Connecting rod, the connecting rod lower section is mounted in limit sliding chutes by sliding block, and is equipped with link block by bearing below connecting rod, described Inner wall support plate is installed, and the outer surface of inner wall support plate is equipped with fastened layer, installation above the axis on link block There is pressure ring, and be provided with top card slot on pressure ring, the axis is equipped with transmission gear below chassis, and transmission gear is connected to Driving motor.

Preferably, the pivoted arm is two groups of turning handle compositions by articulated connection, and the turning handle adjacent with axis passes through fixation It is mounted on axis, and length is not less than the radius of bottom card slot when two groups of turning handle linear states of pivoted arm.

Preferably, the pressure ring is the annulus that center is equipped with sliding slot, and is provided with not between pressure ring outer ring and central sliding slot Linking arm less than three groups.

Preferably, the internal diameter of the bottom card slot is not less than generation processing flexbile gear radius, and top card slot and bottom card slot are big It is small identical.

Preferably, the inner wall support plate is the circular arc-shaped metal plate to axis center curvature, and fastened layer is flat for outer wall Row is placed equidistant with the rubber layer of several groups groove.

Compared with prior art, the utility model has the beneficial effects that

1. the inner wall that the device can be bonded generation processing flexbile gear by being provided with arc-shaped inner wall support plate, increases contact surface Product to reduce local pressure, thus avoid to flexbile gear regional area as extruding and caused by deformation, while fastened layer uses rubber Glue material matter, be effectively reduced outside flexbile gear suffered by collision damage, while fastened layer can increasing friction force, it is steady when improving processing It is qualitative.

2. the device makes axis support inner wall automatically when rotating counterclockwise by the limit sliding chutes limiting rod direction of motion Plate move out flexbile gear inner wall is fixed it is locked, it is convenient and efficient without manually being operated to fixture.

3. the device by the way that flexbile gear to be mounted in bottom card slot and top card slot, make flexbile gear while fixed position still With certain rotary ability, facilitates and carry out gear hobbing process operation.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model rectangular structure schematic diagram；

Fig. 3 is the utility model top view.

In figure: 1 chassis, 2 bottom card slots, 3 limit sliding chutes, 4 axis, 5 inner wall support plates, 6 fastened layers, 7 pressure rings, 8 tops Card slot, 9 transmission gears, 10 pivoted arms, 11 connecting rods, 12 link blocks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the technical solution in the utility model, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of flexbile gear gear hobbing process quick-replaceable tooling Fixture, including chassis 1 are provided with rounded bottom card slot 2 on chassis 1, and are provided with four groups of limit sliding chutes 3 on chassis 1, and chassis 1 passes through Hole is equipped with axis 4, and by being vertically installed with four groups towards different pivoted arms 10 on axis 4, and 10 end of pivoted arm is equipped with Connecting rod 11 is mounted in limit sliding chutes 3 below connecting rod 11 by sliding block, and is equipped with link block by bearing below connecting rod 11 12, inner wall support plate 5 is installed, and the outer surface of inner wall support plate 5 is equipped with fastened layer 6,4 top of axis on link block 12 Pressure ring 7 is installed, and is provided with top card slot 8 on pressure ring 7, axis 4 is equipped with transmission gear 9, and transmission gear below chassis 1 9 are connected to driving motor.

Further, pivoted arm 10 is two groups of turning handle compositions by articulated connection, and the turning handle adjacent with axis 4 passes through fixation It is mounted on axis 4, and length is not less than the radius of bottom card slot 2 when 10 two groups of turning handle linear states of pivoted arm.

Further, pressure ring 7 is the annulus that center is equipped with sliding slot, and is provided with not between 7 outer ring of pressure ring and central sliding slot Linking arm less than three groups.

Further, the internal diameter of bottom card slot 2 is not less than generation processing flexbile gear radius, and top card slot 8 and bottom card slot 2 are big It is small identical.

Further, inner wall support plate 5 is the circular arc-shaped metal plate to 4 center curvature of axis, and fastened layer 6 is flat for outer wall Row is placed equidistant with the rubber layer of several groups groove.

Working principle: by pressure ring 7 along 4 upward sliding of axis to lift pressure ring 7, bottom will be mounted on for processing flexbile gear lower end In card slot 2, Dai Jiagong flexbile gear upper end is assigned into the top card slot 8 on pressure ring 7, by passing through driving motor band nutating gear Axis 4 on 9 rotates, and axis 4 drives the connecting rod 11 on pivoted arm 10 to move along limit sliding chutes 3, the inner wall support on link block 12 Plate 5, which moves out, makes fastened layer 6 fit closely generation processing flexbile gear inner wall completion clamping, facilitates carry out gear hobbing process.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. A quick-change fixture for hobbing of flexible wheels, comprising a chassis (1), characterized in that: the chassis (1) is provided with a circular bottom slot (2), and the chassis (1) is opened on the There are four sets of limit chutes (3), the chassis (1) is installed with a central shaft (4) through holes, and four sets of rotating arms (10) with different orientations are vertically installed on the central shaft (4), and A connecting rod (11) is installed at the end of the rotating arm (10), the lower part of the connecting rod (11) is installed in the limit chute (3) through a slider, and a connecting block (11) is installed under the connecting rod (11) through a bearing. 12), an inner wall support plate (5) is installed on the connecting block (12), and a fastening layer (6) is installed on the outer surface of the inner wall support plate (5), and a pressure plate (6) is installed above the central axis (4). ring (7), and the pressing ring (7) is provided with a top slot (8), the central shaft (4) is provided with a transmission gear (9) under the chassis (1), and the transmission gear (9) is connected to motor.

2. A quick-change fixture for flex wheel gear hobbing according to claim 1, characterized in that: the rotating arm (10) is composed of two sets of rotating handles that are hingedly connected, and is connected with the central shaft (4) The adjacent rotating handles are fixedly installed on the central axis (4), and the length of the two sets of rotating handles of the rotating arm (10) is not less than the radius of the bottom card groove (2) when the two sets of rotating handles are in a straight state.

3. A quick-change fixture for flex wheel gear hobbing according to claim 1, characterized in that: the pressure ring (7) is a circular ring with a chute in the center, and the pressure ring (7) is outside the No less than three sets of connecting arms are arranged between the ring and the central chute.

4. A quick-replacement fixture for gear hobbing of a flexible wheel according to claim 1, characterized in that: the inner diameter of the bottom slot (2) is not less than the radius of the flex wheel for machining, and the top slot (8) ) is the same size as the bottom card slot (2).

5. A quick-change fixture for flex wheel gear hobbing according to claim 1, characterized in that: the inner wall support plate (5) is a circular arc-shaped metal plate bent toward the center of the central axis (4), And the fastening layer (6) is a rubber layer whose outer wall is provided with several groups of grooves in parallel and equidistantly.