CN216656616U

CN216656616U - Gear machining clamp adopting gear shaping method

Info

Publication number: CN216656616U
Application number: CN202220039716.2U
Authority: CN
Inventors: 邬宗武; 陈芬芬
Original assignee: Lu'an Precision Gear Co ltd
Current assignee: Lu'an Hantang Construction Engineering Co.,Ltd.
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-06-03
Anticipated expiration: 2032-01-05

Abstract

The utility model provides a gear machining clamp by a gear shaping method, belongs to the technical field of gear machining, and is used for solving the problem of poor clamping stability of a gear blank when a large-size gear is machined by the existing gear shaping method. The processing device comprises a bottom plate and a bearing plate positioned above the bottom plate, wherein the bottom plate is connected with the bearing plate through a support rod, a mounting seat is fixed at the top of the bearing plate, a rotating mechanism is arranged in the mounting seat, a connecting plate is arranged above the mounting seat and connected with the rotating mechanism, a scrap collecting tank is arranged on the connecting plate, a processing table is fixedly arranged in the scrap collecting tank, a threaded rod is fixed on the upper surface of the processing table, a tooth blank is sleeved on the threaded rod, a fixing mechanism is arranged on the threaded rod, and the tooth blank is fixed with the processing table through the fixing mechanism; the utility model can effectively improve the clamping stability of the gear blank and ensure the processing quality of the gear.

Description

Gear machining clamp adopting gear shaping method

Technical Field

The utility model belongs to the technical field of gear machining, and relates to a gear machining clamp, in particular to a gear machining clamp by a gear shaping method.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The gear shaping method is one of gear teeth machining methods, and the gear shaping method is called gear shaping by machining tooth surfaces of internal and external gears, racks, and the like by a shaping cutter according to a generating method or a forming method. The gear shaping can be used for processing straight teeth and can also be used for processing helical teeth; the hobbing can also process straight teeth and helical teeth, but the hobbing efficiency is higher.

When processing the jumbo size gear teeth through gear shaping method, the tooth base can receive fore-and-aft external force, and the tooth base vibrations are obvious, need fix through mounting fixture, however current fixed mode adopts single fixed cover to fix more, and tooth base poor stability appears rocking easily in the course of working to influence gear machining precision.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, provides a gear machining clamp by a gear shaping method, and aims to solve the technical problems that: how to improve the clamping stability when a gear shaping method is used for processing a large-size gear and ensure the processing quality.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a gear shaping method gear machining anchor clamps, includes bottom plate and the loading board that is located the bottom plate top, be connected through the bracing piece between bottom plate and the loading board, the loading board top is fixed with the mount pad, mount pad internally mounted has rotary mechanism, the mount pad top is provided with the connecting plate, rotary mechanism is connected with the connecting plate, has seted up the sweeps collecting vat on the connecting plate, fixed mounting has the processing platform in the sweeps collecting vat, fixed surface has the threaded rod on the processing platform, the cover is equipped with the tooth base on the threaded rod, be provided with fixed establishment on the threaded rod, the tooth base passes through fixed establishment and processing platform is fixed.

The rotating mechanism comprises a driving motor and a rotating base, a motor base is installed on the bottom plate, the driving motor is installed on the motor base, the rotating base is located inside the installation base, an output shaft of the driving motor penetrates through the installation base to be fixed with the bottom of the rotating base, and the top of the rotating base is fixed with the bottom of the connecting plate.

By adopting the structure, the driving motor drives the rotating seat to slowly rotate through the speed reducer, so that the connecting plate is driven to rotate, the connecting plate rotates to drive the machining table on the connecting plate to rotate, and the gear blank on the machining table conveniently processes the gear teeth of the next gear position along with the rotation.

The fixing mechanism comprises a fixing sleeve and a locking sleeve, the fixing sleeve is located below the locking sleeve, the fixing sleeve and the locking sleeve are both in threaded connection with a threaded rod, transverse pressing plates are fixed to the two sides of the fixing sleeve, and longitudinal pressing plates are fixed to the two sides of each transverse pressing plate.

By adopting the structure, when the gear blank is sleeved on the threaded rod, the fixing sleeve is screwed on, so that the transverse pressing plate on the fixing sleeve and the longitudinal pressing plate on the transverse pressing plate are enabled to press the gear blank tightly, the gear blank is fixed, the contact area between the fixing sleeve and the gear blank is increased by the transverse pressing plate and the longitudinal pressing plate, and the gear blank is good in clamping stability.

The locking sleeve is characterized in that fixing plates are fixed on two sides of the locking sleeve, bolt mounting holes are formed in the fixing plates, fixing bolts are mounted on the fixing plates through the bolt mounting holes, threaded holes matched with the fixing bolts are formed in the transverse pressing plates, and the lower ends of the fixing bolts penetrate through the bolt mounting holes in the fixing plates and are connected with the threaded holes.

Structure more than adopting, after locking sleeve screwed on, the bolt mounting hole corresponded with the screw hole position this moment, and fixing bolt is being screwed on, carries out the position through fixing bolt to fixing sleeve and locking sleeve and prescribes a limit to, avoids causing fixing sleeve or locking sleeve to appear slipping the silk phenomenon owing to vibrations in the course of working, has further improved gear blank centre gripping stability.

The gear blank is positioned above the scrap collecting groove.

By adopting the structure, when the gear shaping machining is carried out, the scraps generated by machining automatically fall into the scrap collecting tank, and the scraps are convenient to collect.

The mounting seat is provided with an annular slide rail, the bottom of the rotating seat is provided with an annular groove matched with the annular slide rail, and the annular slide rail is in sliding connection with the annular groove.

By adopting the structure, the rotary seat is connected with the mounting seat through the annular groove and the annular slide rail, so that the rotary stability of the rotary seat is improved.

Compared with the prior art, the utility model has the following advantages:

by arranging the threaded rod and the fixing sleeve and screwing the fixing sleeve, the transverse pressing plate on the fixing sleeve and the longitudinal pressing plate on the transverse pressing plate are enabled to press the gear blank tightly, the contact area between the fixing sleeve and the gear blank is increased by the transverse pressing plate and the longitudinal pressing plate, and the gear blank is good in clamping stability; through setting up locking sleeve and fixing bolt, locking sleeve and threaded rod threaded connection, fixing bolt carries out the position to fixing sleeve and locking sleeve and prescribes a limit to, avoids causing fixing sleeve or locking sleeve to appear slipping the silk phenomenon owing to vibrations in the course of working, has further improved gear blank centre gripping stability, has guaranteed gear processingquality.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a base plate; 2. a carrier plate; 3. a motor base; 4. a drive motor; 5. a support bar; 6. a mounting seat; 7. a connecting plate; 8. a scrap collecting tank; 9. a processing table; 10. a threaded rod; 11. a tooth blank; 12. fixing the sleeve; 13. a transverse pressing plate; 14. a longitudinal pressing plate; 15. a locking sleeve; 16. a rotating base; 17. a fixing plate; 18. fixing the bolt; 19. a threaded bore.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, the embodiment provides a gear machining fixture by a gear shaping method, which includes a bottom plate 1 and a bearing plate 2 located above the bottom plate 1, the bottom plate 1 is connected with the bearing plate 2 through a support rod 5, a mounting seat 6 is fixed at the top of the bearing plate 2, a rotating mechanism is mounted inside the mounting seat 6, a connecting plate 7 is arranged above the mounting seat 6, the rotating mechanism is connected with the connecting plate 7, a scrap collecting tank 8 is arranged on the connecting plate 7, a machining table 9 is fixedly mounted in the scrap collecting tank 8, a threaded rod 10 is fixed on the upper surface of the machining table 9, a gear blank 11 is sleeved on the threaded rod 10, a fixing mechanism is arranged on the threaded rod 10, and the gear blank 11 is fixed with the machining table 9 through the fixing mechanism.

The rotating mechanism comprises a driving motor 4 and a rotating base 16, the motor base 3 is installed on the bottom plate 1, the driving motor 4 is installed on the motor base 3, the rotating base 16 is located inside the installation base 6, an output shaft of the driving motor 4 penetrates through the installation base 6 and is fixed to the bottom of the rotating base 16, the top of the rotating base 16 is fixed to the bottom of the connecting plate 7, the driving motor 4 drives the rotating base 16 to slowly rotate through the speed reducer, the connecting plate 7 is driven to rotate, the connecting plate 7 rotates to drive the machining table 9 on the connecting plate to rotate, the tooth blank 11 on the machining table 9 rotates along with the rotation, and the machining of the gear teeth of the next tooth position is conveniently carried out.

Fixing mechanism includes fixed sleeve 12 and locking sleeve 15, fixed sleeve 12 is located locking sleeve 15 below, fixed sleeve 12 and locking sleeve 15 all with threaded rod 10 threaded connection, fixed sleeve 12 both sides all are fixed with horizontal clamp 13, horizontal clamp 13 both sides all are fixed with longitudinal compression board 14, establish on threaded rod 10 when tooth base 11 cover, fixed sleeve 12 is screwed on, make horizontal clamp 13 on the fixed sleeve 12 and the longitudinal compression board 14 on the horizontal clamp 13 compress tightly tooth base 11, thereby fixed tooth base 11, horizontal clamp 13 and longitudinal compression board 14 have increased the area of contact of fixed sleeve 12 with tooth base 11, and then improved the stability of anchor clamps centre gripping tooth base 11.

Fixing plates 17 are fixed on two sides of the locking sleeve 15, bolt mounting holes are formed in the fixing plates 17, fixing bolts 18 are mounted on the fixing plates 17 through the bolt mounting holes, threaded holes 19 matched with the fixing bolts 18 are formed in the transverse pressing plates 13, the lower ends of the fixing bolts 18 penetrate through the bolt mounting holes in the fixing plates 17 and are connected with the threaded holes 19, after the locking sleeve 15 is screwed up, the bolt mounting holes correspond to the threaded holes 19 at the moment, the fixing bolts 18 are screwed up, the fixing sleeve 12 and the locking sleeve 15 are limited in position through the fixing bolts 18, the phenomenon that sliding threads occur on the fixing sleeve 12 or the locking sleeve 15 due to vibration in the machining process is avoided, the clamping stability of the gear blank 11 is further improved, and the gear machining quality is guaranteed.

The gear blank 11 is located the sweeps collecting vat 8 top, adds man-hour in carrying out the gear shaping, and the sweeps that processing produced falls into the sweeps collecting vat 8 automatically, and the sweeps is collected conveniently.

Install annular slide rail on the mount pad 6, the ring channel with annular slide rail matched with has been seted up to roating seat 16 bottom, annular slide rail and ring channel sliding connection, through ring channel and annular slide rail connection between roating seat 16 and the mount pad 6, improved roating seat 16's stability in rotation.

In the present embodiment, the fixing means are all the most commonly used fixing connection means in the field, such as welding, bolt connection, etc.

The working principle of the utility model is as follows: when the processing device is used, firstly, a gear blank 11 is sleeved on a threaded rod 10, the bottom of the gear blank 11 is tightly attached to a processing table 9, then a fixed sleeve 12 is manually screwed on, a transverse pressing plate 13 on the fixed sleeve 12 and a longitudinal pressing plate 14 on the transverse pressing plate 13 are enabled to tightly press the gear blank 11, the clamping stability of the gear blank 11 is good, then a locking sleeve 15 is screwed on, a bolt mounting hole corresponds to a threaded hole 19, a fixed bolt 18 is screwed on, the fixed sleeve 12 and the locking sleeve 15 are limited in position through the fixed bolt 18, the phenomenon that the fixed sleeve 12 or the locking sleeve 15 slips due to vibration in the processing process is avoided, the clamping stability of the gear blank 11 is further improved, after the gear blank 11 is fixed, gear shaping processing is carried out through gear shaping equipment, after the gear teeth on one side of the gear blank 11 are processed, a driving motor 4 is started, and the driving motor 4 drives a rotating seat 16 to slowly rotate through a speed reducer, thereby drive connecting plate 7 and rotate, connecting plate 7 rotates and drives the processing platform 9 on it and rotate, and the tooth base 11 on the processing platform 9 is carrying out the teeth of a cogwheel processing of next tooth position to tooth base 11 through gear shaping equipment along with rotating, and the sweeps that produce in the course of working falls into the sweeps collecting vat 8 on connecting plate 7, and the convenience is collected to the processing sweeps.

In conclusion, the threaded rod 10 and the fixed sleeve 12 are arranged, the fixed sleeve 12 is screwed on, the transverse pressing plate 13 on the fixed sleeve 12 and the longitudinal pressing plate 14 on the transverse pressing plate 13 are enabled to press the gear blank 11 tightly, the contact area between the fixed sleeve 12 and the gear blank 11 is increased by the transverse pressing plate 13 and the longitudinal pressing plate 14, and the gear blank 11 is good in clamping stability; through setting up locking sleeve 15 and fixing bolt 18, locking sleeve 15 and threaded rod 10 threaded connection, fixing bolt 18 carries out the position to fixing sleeve 12 and locking sleeve 15 and prescribes a limit to, avoids causing fixing sleeve 12 or locking sleeve 15 to appear slipping the silk phenomenon owing to vibrations in the course of working, has further improved 11 centre gripping stability of tooth base, has guaranteed gear processingquality.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a gear shaping method gear machining anchor clamps, includes bottom plate (1) and loading board (2) that are located bottom plate (1) top, its characterized in that: be connected through bracing piece (5) between bottom plate (1) and loading board (2), loading board (2) top is fixed with mount pad (6), mount pad (6) internally mounted has rotary mechanism, mount pad (6) top is provided with connecting plate (7), rotary mechanism is connected with connecting plate (7), sweeps collecting vat (8) have been seted up on connecting plate (7), sweeps collecting vat (8) internal fixation has processing platform (9), surface fixed threaded rod (10) on processing platform (9), the cover is equipped with tooth base (11) on threaded rod (10), be provided with fixed establishment on threaded rod (10), tooth base (11) are fixed with processing platform (9) through fixed establishment.

2. The gear machining clamp according to claim 1, wherein the rotating mechanism comprises a driving motor (4) and a rotating base (16), the motor base (3) is mounted on the bottom plate (1), the driving motor (4) is mounted on the motor base (3), the rotating base (16) is located inside the mounting base (6), an output shaft of the driving motor (4) penetrates through the mounting base (6) to be fixed to the bottom of the rotating base (16), and the top of the rotating base (16) is fixed to the bottom of the connecting plate (7).

3. The gear shaping method gear machining fixture according to claim 1, wherein the fixing mechanism comprises a fixing sleeve (12) and a locking sleeve (15), the fixing sleeve (12) is located below the locking sleeve (15), the fixing sleeve (12) and the locking sleeve (15) are both in threaded connection with the threaded rod (10), both sides of the fixing sleeve (12) are fixed with transverse pressing plates (13), and both sides of the transverse pressing plates (13) are fixed with longitudinal pressing plates (14).

4. The gear machining clamp according to the claim 3, wherein fixing plates (17) are fixed to two sides of the locking sleeve (15), bolt mounting holes are formed in the fixing plates (17), fixing bolts (18) are mounted on the fixing plates (17) through the bolt mounting holes, threaded holes (19) matched with the fixing bolts (18) are formed in the transverse pressing plate (13), and the lower ends of the fixing bolts (18) penetrate through the bolt mounting holes in the fixing plates (17) and are connected with the threaded holes (19).

5. Gear machining fixture according to claim 1, characterized in that the tooth blank (11) is located above a scrap collecting chute (8).

6. The gear machining clamp according to the claim 2, wherein the mounting seat (6) is provided with an annular sliding rail, the bottom of the rotating seat (16) is provided with an annular groove matched with the annular sliding rail, and the annular sliding rail is slidably connected with the annular groove.