CN218799621U

CN218799621U - Gear hobbing machine for machining fluted disc

Info

Publication number: CN218799621U
Application number: CN202320079246.7U
Authority: CN
Inventors: 梁雪洁
Original assignee: Yantai Fengda Machinery Equipment Co ltd
Current assignee: Yantai Fengda Machinery Equipment Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-04-07
Anticipated expiration: 2033-01-10

Abstract

The utility model relates to a fluted disc processing gear hobbing machine relates to the technical field of machine tool, and it includes the base, base one side is equipped with the processing subassembly that is used for the gear hobbing, the base opposite side is equipped with fixed subassembly, fixed subassembly is including removing the seat, remove seat along horizontal direction and base sliding connection, it is connected with the three-jaw chuck to remove the seat rotation, the fixed axle of vertical extension is fixed with to the three-jaw chuck centre gripping, the fixed axle top is cylindrical with fluted disc center through-hole adaptation, it has the top board to remove the seat along vertical direction sliding connection, the top board rotates and is connected with the briquetting, go up the briquetting and set up the first recess with fixed axle top adaptation. This application has the fixed effect of improvement to the fluted disc to improve machining precision's effect.

Description

Gear hobbing machine for machining fluted disc

Technical Field

The application relates to the technical field of machine tools, in particular to a fluted disc machining hobbing machine.

Background

The hobbing machine is a machine tool widely used in gear processing machines, and can be used for cutting straight teeth and helical teeth, and also can be used for processing worm gears, chain wheels and the like. A gear processing machine for processing straight teeth, helical teeth, herringbone cylindrical gears and worm gears by a hob according to a generating method. When the special hob is used, various workpieces with special tooth shapes such as splines, chain wheels and the like can be machined.

The related art can refer to chinese patent with publication number CN218016216U, it discloses a flat-teeth gear hobbing machine, including processing platform and processing platform top fixed mounting have the gear hobbing machine organism, fixedly connected with riser on the gear hobbing machine organism, the front side of riser is provided with the hobbing cutter, there is first motor rear side through support fixed mounting of riser, the mounting hole is seted up to one side of riser, rotate through the bearing in the mounting hole and install the pivot, the both ends of pivot all extend to outside the mounting hole, the rear end of pivot with the output shaft fixed connection of first motor, the front end fixed mounting of pivot has the mount pad, the slot has been seted up on the front side wall of mount pad, the rear end fixed mounting of hobbing cutter has the inserted block, the inserted block slidable mounting is in the slot, be provided with grafting fixed subassembly on the inserted block, the rectangular hole has been seted up at the top of processing platform, slidable mounting has the rectangle seat in the rectangular hole, the top and the bottom of rectangle seat all extend to outside the rectangular hole, the top of rectangle seat is provided with gear blank carrier subassembly, the bottom fixed mounting of processing platform has electric putter, the output shaft end of electric putter with the right side wall fixed connection of rectangle seat, the top of processing platform is provided with the clean subassembly on the right side of rectangle hole.

To the correlation technique among the above-mentioned, above-mentioned fixed subassembly relies on loading board threaded rod and lock nut to fix the fluted disc, but some fluted discs can set up arch and through-hole etc. lock nut's fixed effect is relatively poor, may influence the machining precision.

SUMMERY OF THE UTILITY MODEL

In order to improve the fixed effect to the fluted disc to improve the machining precision, this application provides a fluted disc processing gear hobbing machine.

The gear hobbing machine for machining the fluted disc adopts the following technical scheme that:

the utility model provides a fluted disc processing gear hobbing machine, includes the base, base one side is equipped with the processing subassembly, the base opposite side is equipped with fixed subassembly, fixed subassembly is including removing the seat, remove seat along horizontal direction and base sliding connection, it is connected with the three-jaw chuck to remove the seat rotation, the fixed axle that three-jaw chuck centre gripping was fixed with vertical extension, the fixed axle top is cylindrical with fluted disc center through-hole adaptation, it has the top board to remove seat along vertical direction sliding connection, the top board rotates and is connected with the briquetting, go up the briquetting and offer the first recess with fixed axle top adaptation.

Through adopting above-mentioned technical scheme, the fluted disc can be placed on the fixed axle, makes the fixed axle pass from the through-hole in the middle of the fluted disc, goes up the briquetting and along with the top board downward sliding, makes the fixed axle insert first recess to with the fluted disc centre gripping in the centre, thereby realize fixed to the centre gripping of fluted disc, the rotation that the fluted disc also can be stable thereupon when three-jaw chuck rotates, the processing subassembly can be processed the fluted disc, thereby has realized improving the fixed effect of fluted disc and has improved the effect of machining precision.

Optionally, the upper pressing block comprises a first pressing block and a second pressing block, the first pressing block penetrates through the upper pressing plate, and the first pressing block is detachably connected with the second pressing block.

Through adopting above-mentioned technical scheme, first briquetting and second press can dismantle the connection and can pull down the second briquetting soon between, when needs add man-hour to other specifications fluted discs, change also more the second briquetting with corresponding fixed axle adaptation after the fixed axle, can process the fluted disc of different specifications.

Optionally, the second pressing block is provided with a second groove matched with the tooth disc protrusion.

Through adopting above-mentioned technical scheme, set up the protruding adaptation that the second recess can make second briquetting and fluted disc center, further improve stable effect.

Optionally, protection plates are fixedly arranged on two sides of the upper pressure plate.

Through adopting above-mentioned technical scheme, set up the guard plate and be used for intercepting the piece that produces man-hour, prevent that the piece from flying to make its difficult clearance.

Optionally, the processing assembly comprises a fixed seat, the fixed seat is connected with a cutter holder in a sliding mode along the vertical direction, and the cutter holder is connected with a hobbing cutter in a rotating mode.

Through adopting above-mentioned technical scheme, vertical direction and fixing base sliding connection can be followed to the blade holder to adjust the blade holder to the required height of processing fluted disc, then pivoted hobbing cutter processes the fluted disc.

Optionally, an air pump for blowing air downwards is arranged at the top of the fixing seat.

Through adopting above-mentioned technical scheme, set up the air pump and be used for blowing downwards, blow off the piece that will process the production from each part, reduce the influence of piece to processing, the clearance of being convenient for simultaneously.

Optionally, the base is provided with a collecting tank.

Through adopting above-mentioned technical scheme, set up the collecting vat and can collect the piece that blows off, the clearance of further being convenient for.

Optionally, a shock pad is arranged at an end corner of the base bottom.

Through adopting above-mentioned technical scheme, need use a plurality of motors because of processing man-hour, set up the shock pad and be used for reducing vibration and the noise that produces man-hour, extension machine life.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the upper pressing block slides downwards along with the upper pressing plate, so that the fixed shaft is inserted into the first groove, the fluted disc is clamped in the middle, the fluted disc is clamped and fixed, the fluted disc can stably rotate along with the three-jaw chuck when the three-jaw chuck rotates, and the effect of improving the fluted disc fixing effect and the machining precision is realized;

2. the first pressing block and the second pressing block are detachably connected, so that the second pressing block can be detached, when fluted discs of other specifications need to be machined, the second pressing block is replaced to be matched with the corresponding fixed shaft after the fixed shaft is replaced, and the fluted discs of different specifications can be machined;

3. set up the piece that the guard plate was used for intercepting production man-hour, prevent that the piece from flying to make it difficult clearance.

Drawings

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

Fig. 2 is a sectional view of the entire structure of the embodiment of the present application.

FIG. 3 is a schematic view of a highlighted fixing assembly according to an embodiment of the present application.

Description of reference numerals:

1. a base; 11. collecting tank; 12. a shock pad; 13. a second screw; 131. a third motor; 2. A movable seat; 21. a three-jaw chuck; 211. a fourth motor; 22. a fixed shaft; 23. an upper pressure plate; 24. pressing the blocks; 241. a first groove; 242. a first pressing block; 243. a second pressing block; 244. a second groove; 245. a lifting cylinder; 25. a protection plate; 3. A fixed seat; 31. a tool apron; 32. a hobbing cutter; 321. a second motor; 33. an air pump; 34. a first screw; 341. a first motor.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses fluted disc processing gear hobbing machine. Referring to fig. 1, a fluted disc processing gear hobbing machine includes cuboid base 1, has seted up collecting vat 11 in the middle of the base 1, and base 1 top one side is equipped with the processing subassembly, and base 1 opposite side is equipped with fixed subassembly, and fixed subassembly is processed the fixed back processing subassembly of fluted disc, and the piece that processing produced falls into in the collecting vat 11.

Referring to fig. 1, shock absorbing pads 12 are disposed at four corners of the bottom of a base 1, and the shock absorbing pads 12 are used for reducing noise and vibration generated during machining of a gear hobbing machine.

Referring to fig. 1, the processing subassembly includes fixing base 3, fixing base 3 sets up with base 1 an organic whole, fixing base 3 establishes to the L type, fixing base 3 has blade holder 31 along vertical direction sliding connection, fixing base 3 rotates and is connected with first screw rod 34, first screw rod 34 extends along vertical direction, first screw rod 34 wears to locate part and blade holder 31 that fixing base 3 top extended to fixing subassembly one side, fixing base 3 top is equipped with first screw rod 34 pivoted first motor 341 of drive, the output shaft and the coaxial and fixed connection of first screw rod 34 of first motor 341, thereby realize that blade holder 31 slides along vertical direction.

Referring to fig. 1, the tool apron 31 is composed of a rectangular block and two rectangular plates parallel to each other, the tool apron 31 is rotatably connected with a hobbing cutter 32, the hobbing cutter 32 is arranged between the two rectangular plates, the hobbing cutter 32 is arranged to be horizontally extended and cylindrical, the side surface is uniformly provided with processing teeth, the rectangular plate on one side is fixedly provided with a second motor 321 used for driving the hobbing cutter 32 to rotate, and a driving shaft of the second motor 321 is coaxial and fixedly connected with the hobbing cutter 32, so that a fluted disc is processed.

Referring to fig. 1, an air pump 33 for blowing air downwards is arranged at the top of the fixed seat 3, and the air pump 33 is communicated with a horn-shaped air expanding opening for blowing off chips generated during machining of the fluted disc.

Referring to fig. 1, fixed subassembly is including removing seat 2, remove the collecting vat 11 looks adaptation that seat 2 and base 1 seted up and follow horizontal direction and base 1 sliding connection, base 1 rotates and is connected with second screw 13, second screw 13 extends along the horizontal direction, base 1 and removal seat 2 are worn to locate by second screw 13, base 1 one side is equipped with drive second screw 13 pivoted third motor 131, the output shaft of third motor 131 and the coaxial and fixed connection of second screw 13, thereby realize removing the slip of 2 horizontal directions of seat.

Referring to fig. 2, the movable base 2 is also set to be L-shaped, the top of one side of the movable base 2 is rotatably connected with the three-jaw chuck 21, the movable base 2 is internally provided with a fourth motor 211 for driving the three-jaw chuck 21 to rotate, the three-jaw chuck 21 is fixedly clamped with a vertically extending fixing shaft 22, the fixing shaft 22 is formed by two cylinders which are integrally arranged, the radius of the cylindrical bottom surface of the lower part is larger than that of the cylindrical bottom surface of the upper part, the top of the fixing shaft 22 is cylindrical and matched with the central through hole of the fluted disc, and the fluted disc is mounted on the fixing shaft 22 and rotates along with the three-jaw chuck 21.

Referring to fig. 2 and 3, remove seat 2 and have top board 23 along vertical direction sliding connection, remove seat 2 and seted up two rectangular holes towards processing subassembly one side, the rectangular hole is parallel to each other, be equipped with two lift cylinders 245 in removing seat 2, the output shaft of lift cylinder 245 wears into the part fixed connection who removes seat 2 with top board 23, realize the slip of top board 23, top board 23 both sides have set firmly rectangle guard plate 25, two guard plate 25 are parallel to each other and all are perpendicular with top board 23, top board 23 rotates and is connected with briquetting 24, thereby realize the regulation of 24 heights of briquetting.

Referring to fig. 2 and 3, the upper pressing block 24 includes a first pressing block 242 and a second pressing block 243, the first pressing block 242 is disposed through the upper pressing plate 23 and rotatably connected with the upper pressing plate 23, the first pressing block 242 and the second pressing block 243 are detachably connected through bolts, the upper pressing block 24 is provided with a first groove 241 matched with the top of the fixed shaft 22, the first groove 241 is disposed at the bottom of the second pressing block 243, and the bottom of the second pressing block 243 is provided with a second groove 244 matched with the protruding portion of the fluted disc, so that the fluted disc is clamped between the upper pressing block 24 and the fixed shaft 22.

The implementation principle of a fluted disc processing gear hobbing machine in the embodiment of the application is as follows: firstly, fixing a fixed shaft 22 by using a three-jaw chuck 21, then placing a toothed disc on the fixed shaft 22, enabling the fixed shaft 22 to penetrate through a through hole of the toothed disc, then opening a hydraulic cylinder to enable an upper pressing block 24 to slide downwards along with an upper pressing plate 23, thus clamping and fixing the toothed disc between the three-jaw chuck 21 and the upper pressing block 24, adjusting the height of a tool apron 31 through a first motor 341, opening a third motor 131 to enable a movable seat 2 to approach a fixed seat 3, opening a second motor 321 when a hobbing cutter 32 approaches the toothed disc, closing the third motor 131 after reaching a required processing position, then opening a fourth motor 211, closing the second motor 321 and the fourth motor 211 after processing is finished, and finally opening an air pump 33 to blow down chips generated by processing.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fluted disc processing gear hobbing machine, includes base (1), base (1) one side is equipped with the processing subassembly, base (1) opposite side is equipped with fixed subassembly, fixed subassembly is including removing seat (2), remove seat (2) along horizontal direction and base (1) sliding connection, its characterized in that: remove seat (2) and rotate and be connected with three-jaw chuck (21), three-jaw chuck (21) centre gripping is fixed with fixed axle (22) of vertical extension, fixed axle (22) top be with the cylindrical of fluted disc central through hole adaptation, it has top board (23) to remove seat (2) along vertical direction sliding connection, top board (23) rotate and are connected with briquetting (24), go up briquetting (24) and offer first recess (241) with fixed axle (22) top adaptation.

2. The toothed disc machining hobbing machine of claim 1, wherein: the upper pressing block (24) comprises a first pressing block (242) and a second pressing block (243), the first pressing block (242) penetrates through the upper pressing plate (23), and the first pressing block (242) is detachably connected with the second pressing block (243).

3. The toothed disc machining hobbing machine of claim 2, wherein: the second pressing block (243) is provided with a second groove (244) matched with the fluted disc protrusion.

4. The toothed disc machining hobbing machine of claim 1, wherein: and two sides of the upper pressure plate (23) are fixedly provided with protective plates (25).

5. The toothed disc machining hobbing machine of claim 1, wherein: the processing assembly comprises a fixed seat (3), the fixed seat (3) is connected with a cutter holder (31) in a sliding mode along the vertical direction, and the cutter holder (31) is rotatably connected with a hobbing cutter (32).

6. The toothed disc machining hobbing machine of claim 5, wherein: an air pump (33) for blowing air downwards is arranged at the top of the fixed seat (3).

7. The toothed disc machining hobbing machine according to claim 1, wherein: the base (1) is provided with a collecting tank (11).

8. The toothed disc machining hobbing machine of claim 1, wherein: and the bottom end corner of the base (1) is provided with a shock pad (12).