CN218341167U

CN218341167U - But quick replacement's gear hobbing assistance-localization real-time frock

Info

Publication number: CN218341167U
Application number: CN202222919246.1U
Authority: CN
Inventors: 王成龙; 张文华
Original assignee: Zhongshan Runhua Precision Gear Co ltd
Current assignee: Zhongshan Runhua Precision Gear Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-01-20
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a but quick replacement's gear hobbing assistance-localization real-time frock, include: the clamping driving assembly is fixedly installed on the surface of the rotary positioning table and fixedly connected to the inner side of the clamping driving assembly in a sleeved mode, the clamping driving assembly comprises a movable ring sleeve, a fixed ring sleeve and a driving rod, a plurality of movable lug pieces and fixed lug pieces which correspond to one another one to one are arranged on the outer sides of the movable ring sleeve and the fixed ring sleeve respectively, and the two ends of the driving rod are movably connected with the surfaces of the movable lug pieces and the fixed lug pieces. The utility model discloses in, through setting up integral type rotational positioning platform and centre gripping drive assembly structure, utilize the rotational positioning platform to carry out the rotation switching-over and the location drive in the hobbing processing respectively, by moving the guide ring and deciding the guide ring and realize under centre gripping drive assembly's the deflection drive that the outer expanding motion of a plurality of interior vaulting poles supports the location to hobbing internal control to the realization is to hobbing assistance-localization real-time, simple structure simple operation.

Description

But quick replacement's gear hobbing assistance-localization real-time frock

Technical Field

The utility model relates to a gear hobbing processing technology field specifically is a but quick replacement's gear hobbing assistance-localization real-time frock.

Background

The hobbing machine is one of the most widely used gear cutting machines, and can cut straight teeth, helical cylindrical gears, worm gears, chain wheels, etc. In the prior art, for example, a numerical control gear hobbing machine is provided in chinese patent No. CN203459771U, which includes a machine body, a workbench, a large column, a tool rest, and a direct drive torque motor. The lathe bed is including locating left lathe bed and the right lathe bed at lathe bed both ends. The workbench is arranged on the bed body and is positioned between the left bed body and the right bed body. The big upright post is arranged on the left bed body. The knife rest is arranged on the large upright post. The direct-drive torque motor is connected with the workbench. The direct-drive torque motor directly drives the workbench. When the gear hobbing machine is used for machining workpieces such as gears, a worker generally fixes a central shaft at the central position of a workbench, the central shaft is sleeved with a cushion block to heighten the workpiece, then the workpiece is sleeved on the central shaft, the workpiece is fixed by a pressure plate and the like, and then the gear hobbing machine is started to enable a tool rest to machine the workpiece.

Under this kind of gear hobbing location frock effect, because the centre bore size of gear is not necessary, therefore the staff overlaps the gear cover and establishes the back on the center pin, with center pin and gear through filling other cushion centering back at the gear centre bore, process the gear again, therefore the gear machining in different apertures, the staff need constantly change and fills the cushion, leads to the gear fixed operation more troublesome. In view of the above, the present invention provides a hobbing auxiliary positioning tool capable of being replaced quickly to solve the existing problems, and aims to achieve the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

Therefore, the utility model discloses the technical scheme who adopts does: the utility model provides a but quick replacement's gear hobbing assistance-localization real-time frock, includes: the clamping driving assembly is fixedly installed on the surface of the rotary positioning table and fixedly sleeved on the inner side of the clamping driving assembly, the clamping driving assembly comprises a movable ring sleeve, a fixed ring sleeve and a driving rod, a plurality of movable lugs and fixed lugs which correspond to each other one by one are arranged on the outer sides of the movable ring sleeve and the fixed ring sleeve respectively, the two ends of the driving rod are movably connected with the surfaces of the movable lugs and the fixed lugs, the inner supporting positioning assembly comprises a movable guide ring, a fixed guide ring and a plurality of motion clamping seats, the movable guide ring and the fixed guide ring are sleeved on the inner sides of the movable ring sleeve and the fixed ring sleeve respectively, the surfaces of the movable guide ring and the fixed guide ring are provided with deflection guide grooves and fixed guide grooves which are the same as the motion clamping seats in number, and shaft pins sleeved on the inner sides of the deflection guide grooves and the fixed guide grooves are fixedly installed on the surfaces of the motion clamping seats.

The present invention may be further configured in a preferred embodiment as: the rotary positioning table comprises a fixed seat, a rotary table and a driving rotary rod, the rotary table is rotatably installed on the top surface of the fixed seat, the bottom surface of the rotary table is fixedly provided with a transmission gear located on the inner side of the fixed seat, one end of the driving rotary rod penetrates through the surface of the fixed seat, and a turbine sleeve shaft meshed with the surface of the transmission gear is sleeved on the one end of the driving rotary rod.

The present invention may be further configured in a preferred embodiment as: the driving rotating rod is one of a manual rotating rod or a driving motor, and the circle centers of the fixed seat, the rotary table and the transmission gear are positioned on the same vertical axis.

The present invention may be further configured in a preferred embodiment as: the number of the driving rod is the same as that of the movable lug pieces, fixed shafts are arranged on the surfaces of the movable lug pieces and the fixed lug pieces, and two ends of the driving rod are movably sleeved on the outer sides of the fixed shafts on the surfaces of the movable lug pieces and the fixed lug pieces respectively.

The present invention in a preferred embodiment can be further configured to: the fixed guide groove is radially arranged along the surface of the fixed guide ring, the deflection guide groove is in a circular arc bending shape, and one end of the deflection guide groove is tangentially arranged with the inner ring of the movable guide ring.

The present invention in a preferred embodiment can be further configured to: the surface of the motion clamping seat is provided with a jack slot, and the inner stay bar is detachably sleeved on the inner side of the jack slot.

The present invention may be further configured in a preferred embodiment as: the surface of the inner supporting rod is fixedly provided with inner supporting pieces with different sizes, and the outer sides of the inner supporting pieces are arc-shaped.

The utility model discloses the beneficial effect who gains does:

1. the utility model discloses in, through setting up integral type rotational positioning platform and centre gripping drive assembly structure, utilize the rotational positioning platform to carry out the rotation switching-over and the location drive in the hobbing processing respectively, by moving the guide ring and deciding the guide ring and realize under centre gripping drive assembly's the deflection drive that the outer expanding motion of a plurality of interior vaulting poles supports the location to hobbing internal control to the realization is to hobbing assistance-localization real-time, simple structure simple operation.

2. The utility model discloses in, through set up the jack structure with interior vaulting pole looks adaptation on motion cassette surface, the accessible is changed in the difference vaulting pole structure and is carried out different aperture hobbing location, improves this location structure practicality.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is an exploded view of the rotary positioning table according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a clamping driving assembly according to an embodiment of the present invention;

fig. 4 is a schematic exploded view of an inner support positioning assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the motion fastener seat and the inner brace according to an embodiment of the present invention.

Reference numerals:

100. rotating the positioning table; 110. fixing a seat; 120. a turntable; 130. driving the rotating rod; 121. a transmission gear;

200. a clamping drive assembly; 210. a movable ring sleeve; 220. a fixed ring sleeve; 230. a drive rod; 211. moving the lug plate; 221. fixing a lug plate;

300. an inner support positioning component; 310. a movable guide ring; 320. a guide ring; 330. a motion cassette; 311. a deflection guide groove; 321. a guide groove is determined; 331. a shaft pin; 332. a jack slot;

400. an inner brace rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

Some embodiments of the present invention provide a gear hobbing auxiliary positioning tool that can be replaced quickly.

With reference to fig. 1-5, the utility model provides a but quick replacement's gear hobbing assistance-localization real-time frock, include: the clamping driving assembly 200 is fixedly installed on the surface of the rotary positioning table 100, the inner supporting positioning assembly 300 is fixedly sleeved on the inner side of the clamping driving assembly 200, the clamping driving assembly 200 comprises a movable ring sleeve 210, a fixed ring sleeve 220 and a driving rod 230, a plurality of movable lug pieces 211 and fixed lug pieces 221 which correspond to each other one by one are respectively arranged on the outer sides of the movable ring sleeve 210 and the fixed ring sleeve 220, two ends of the driving rod 230 are movably connected with the surfaces of the movable lug pieces 211 and the fixed lug pieces 221, the inner supporting positioning assembly 300 comprises a movable guide ring 310 and a fixed guide ring 320 which are respectively sleeved on the inner sides of the movable ring sleeve 210 and the fixed ring sleeve 220 and a plurality of movement clamping seats 330, the surfaces of the movable guide ring 310 and the fixed guide ring 320 are respectively provided with deflection guide grooves 311 and fixed guide grooves 321 which are the same as the movement clamping seats 330 in number, and shaft pins 331 sleeved on the inner sides of the deflection guide grooves 311 and the fixed guide grooves 321 are fixedly installed on the surfaces of the movement clamping seats 330.

In this embodiment, the rotary positioning table 100 includes a fixed base 110, a rotary table 120 and a driving rotary rod 130, the rotary table 120 is rotatably mounted on the top surface of the fixed base 110, a driving gear 121 located inside the fixed base 110 is fixedly mounted on the bottom surface of the rotary table 120, and one end of the driving rotary rod 130 penetrates through the surface of the fixed base 110 and is sleeved with a turbine sleeve shaft engaged with the surface of the driving gear 121.

Specifically, the driving gear 121 and the rotary table 120 are driven by the driving rotary rod 130 to perform a rotary motion, so that the surface clamping driving assembly 200, the inner supporting positioning assembly 300 and the positioned gear hobbing perform an integral deflection motion, and the gear hobbing is performed.

In this embodiment, the driving rotary rod 130 is one of a manual rotary rod or a driving motor, and the centers of the fixed base 110, the rotary table 120 and the transmission gear 121 are located on the same vertical axis.

Specifically, the hobbing surface can be adjusted by manual driving by changing the structure of the driving rotating rod 130, or the hobbing surface can be replaced by automatically rotating surface hobbing by arranging a driving motor.

In this embodiment, the number of the driving rod 230 is the same as that of the movable lug 211, the surfaces of the movable lug 211 and the fixed lug 221 are both provided with fixed shafts, and two ends of the driving rod 230 are movably sleeved on the outer sides of the fixed shafts on the surfaces of the movable lug 211 and the fixed lug 221 respectively.

Specifically, the driving rods 230 are driven to relatively deflect the moving ring sleeve 210 and the fixed ring sleeve 220, in which the fixed ring sleeve 220 is fixed to the surface of the turntable 120 and remains stationary, and the moving ring sleeve 210 performs a deflecting motion.

In this embodiment, the fixed guide groove 321 is radially arranged along the surface of the fixed guide ring 320, and the deflecting guide groove 311 is curved in an arc shape, and one end thereof is arranged tangentially to the inner ring of the movable guide ring 310.

Specifically, the pivot pin 331 is guided by the deflecting guide slot 311 and the fixed guide slot 321 during the relative rotation of the movable guide ring 310 and the fixed guide ring 320, so that the pivot pin 331 moves radially along the fixed guide slot 321 and deflects and slides along the inner side of the deflecting guide slot 311, thereby changing the distance between the inner struts 400, and converting the deflecting motion of the movable guide ring 310 into the radial motion of the inner struts 400.

In this embodiment, the surface of the moving clamping seat 330 is provided with a socket groove 332, and the inner supporting rod 400 is detachably sleeved inside the socket groove 332.

Further, inner brace pieces with different sizes are fixedly installed on the surface of the inner brace 400, and the outer sides of the inner brace pieces are arc-shaped.

Specifically, the inner support rod 400 structure with different specifications and sizes can be replaced to clamp and position the hobbing gears with different inner diameters.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a but quick replacement's gear hobbing assistance-localization real-time frock which characterized in that includes: the clamping device comprises a rotary positioning table (100), a clamping driving component (200), an inner supporting positioning component (300) and a plurality of inner supporting rods (400), wherein the clamping driving component (200) is fixedly installed on the surface of the rotary positioning table (100), the inner supporting positioning component (300) is fixedly sleeved on the inner side of the clamping driving component (200), the clamping driving component (200) comprises a movable ring sleeve (210), a fixed ring sleeve (220) and a driving rod (230), a plurality of movable lug plates (211) and fixed lug plates (221) which correspond to each other one by one are respectively arranged on the outer sides of the movable ring sleeve (210) and the fixed ring sleeve (220), two ends of the driving rod (230) are movably connected with the surfaces of the movable lug plates (211) and the fixed lug plates (221), the inner supporting positioning component (300) comprises a movable guide ring (310) and a fixed guide ring (320) and a plurality of motion clamping seats (330) which are respectively sleeved on the inner sides of the movable ring sleeve (210) and the fixed ring sleeve (220), the movable guide ring (310) and the fixed guide ring (320) and the fixed guide grooves (321) which are respectively provided with the deflection shaft pins and guide grooves (311) and guide grooves (321).

2. The quick-replaceable hobbing auxiliary positioning tool according to claim 1, wherein the rotary positioning table (100) comprises a fixed base (110), a rotary table (120) and a driving rotating rod (130), the rotary table (120) is rotatably mounted on the top surface of the fixed base (110), a driving gear (121) located on the inner side of the fixed base (110) is fixedly mounted on the bottom surface of the rotary table (120), and one end of the driving rotating rod (130) penetrates through the surface of the fixed base (110) and is sleeved with a turbine sleeve shaft meshed with the surface of the driving gear (121).

3. The quick-replaceable hobbing auxiliary positioning tool according to claim 2, wherein the driving rotating rod (130) is one of a manual rotating rod or a driving motor, and the centers of the fixed seat (110), the rotary table (120) and the transmission gear (121) are located on the same vertical axis.

4. The quick-replaceable hobbing auxiliary positioning tool according to claim 1, wherein the number of the driving rod (230) is the same as that of the movable lug plates (211), the surfaces of the movable lug plates (211) and the fixed lug plates (221) are respectively provided with a fixed shaft, and two ends of the driving rod (230) are respectively movably sleeved on the outer sides of the fixed shafts on the surfaces of the movable lug plates (211) and the fixed lug plates (221).

5. The quick-replaceable hobbing auxiliary positioning tool as claimed in claim 1, wherein the fixed guide groove (321) is arranged along the radial direction of the surface of the fixed guide ring (320), the deflecting guide groove (311) is curved in a circular arc shape, and one end of the deflecting guide groove is arranged tangentially to the inner ring of the movable guide ring (310).

6. The quick-replaceable hobbing auxiliary positioning tool as claimed in claim 1, wherein a socket groove (332) is formed in the surface of the moving clamping seat (330), and the inner support rod (400) is detachably sleeved on the inner side of the socket groove (332).

7. The quick-replaceable hobbing auxiliary positioning tool as claimed in claim 1, wherein inner supporting pieces with different sizes are fixedly mounted on the surface of the inner supporting rod (400), and the outer sides of the inner supporting pieces are arc-shaped.