CN212526366U

CN212526366U - Gear shaping machine

Info

Publication number: CN212526366U
Application number: CN202021159416.5U
Authority: CN
Inventors: 黄小林
Original assignee: Chongqing Xuqiantong Machinery Manufacturing Co ltd
Current assignee: Chongqing Xuqiantong Machinery Manufacturing Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-02-12
Anticipated expiration: 2030-06-19

Abstract

The utility model belongs to the field of gear machining equipment, and particularly discloses a gear shaping machine, which comprises a workbench, wherein a gear shaping mechanism, a dust removing mechanism and a fixing mechanism for fixing a gear are arranged on the workbench, the fixing mechanism comprises a rotating shaft which is rotatably connected on the workbench, a sliding groove is arranged on the rotating shaft along the axial direction of the rotating shaft, a pressing block is connected in the sliding groove in a sliding manner, a clamping groove for inserting the pressing block is arranged at the upper part of the sliding groove, and a rubber pad is fixed at the lower end of the pressing block; the briquetting has magnetism, and the spout inner wall is fixed with the electro-magnet that is used for attracting the briquetting, and the pivot upper end is fixed with the power that is used for to the electro-magnet circular telegram. Adopt the utility model discloses a scheme can solve the pivot and can not fine drive and wait to process the gear rotation, and the problem of error appears in gear shaping processing easily.

Description

Gear shaping machine

Technical Field

The utility model belongs to gear machining apparatus field, concretely relates to gear shaping machine.

Background

The gear shaper is a metal cutting machine tool, and is a gear processing machine tool for processing internal and external straight teeth, helical cylindrical gears and other tooth-shaped parts by using a gear shaper cutter according to a generating method. The gear shaper uses a gear shaper cutter as a cutter to machine tooth shapes of gears, racks and the like, during gear shaping, the gear shaper cutter performs vertical reciprocating cutting motion to cut a workpiece, and the gears rotate relative to the gear shaper cutter to complete circumferential gear shaping work. Above-mentioned in-process is established the gear cover usually in the pivot, drives gear revolve through rotating the pivot, and its problem that exists has: the gear is driven to rotate only by means of friction between the rotating shaft and the inner wall of the central hole of the gear, partial errors possibly occur in the gear machining process, the central hole of the gear cannot be well attached to the rotating shaft, the rotating shaft cannot well drive the gear to be machined to rotate, and errors easily occur in gear shaping machining.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a gear shaping machine to solve the pivot can not be fine drive and wait to process gear revolve, the problem of error appears in gear shaping processing easily.

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

the gear shaping machine comprises a workbench, wherein a gear shaping mechanism and a fixing mechanism for fixing a gear are arranged on the workbench, the fixing mechanism comprises a rotating shaft which is rotatably connected to the workbench, a sliding groove is formed in the rotating shaft along the axial direction of the rotating shaft, a pressing block is connected in the sliding groove in a sliding manner, a clamping groove for the pressing block to insert is formed in the upper portion of the sliding groove, and a rubber pad is fixed at the lower end of the pressing block; the briquetting has magnetism, and the spout inner wall is fixed with the electro-magnet that is used for attracting the briquetting, and the pivot upper end is fixed with the power that is used for to the electro-magnet circular telegram.

Compared with the prior art, the utility model discloses following beneficial effect has:

when the briquetting inserts in the draw-in groove, can not establish the gear sleeve and cause the hindrance in the pivot, gear sleeve establishes the pivot back on, it makes rubber pad and gear upper surface offset to take out briquetting and slip briquetting from the draw-in groove, the rubber pad has the flexibility and can not produce damage such as indentation to the gear on the one hand, on the other hand passes through the friction between rubber pad increase briquetting and the gear, it rotates to drive the briquetting when the pivot rotates, through the friction between briquetting and the gear, the common cooperation such as friction between gear centre bore and the pivot drives gear revolve, even gear centre bore can not drive gear revolve with the fine laminating of pivot, also can drive gear revolve through the friction between briquetting and the gear.

The pressing block is attracted by the electromagnet to have a certain limiting effect, so that the pressing block is prevented from sliding up and down after the gear is pressed.

Furthermore, still install dust removal mechanism on the workstation, dust removal mechanism is including fixing the annular dust board on the workstation, and dust board and pivot coaxial setting.

Furthermore, an annular sliding plate is connected to the dust baffle plate in a sliding mode along the axial direction of the dust baffle plate, and an air cylinder used for driving the sliding plate to slide is further installed on the workbench.

Furthermore, a plurality of air inlets are uniformly distributed on the upper part of the sliding plate along the circumferential direction, and the air inlets are inclined downwards towards one end of the rotating shaft.

Further, the position that just is equipped with the breach to gear shaping mechanism on the slide, one of them side threaded connection that the slide upper end is located the breach has the bracing piece, and the upper end of the support bar is fixed with the horizontal pole, and the vertical sliding connection in horizontal pole middle part has the slide bar, and the horizontal pole all stretches out at both ends about the slide bar, and the slide bar upper end is fixed with the balancing weight, and the slide bar lower extreme is fixed with the brush board, and the brush board lower extreme is.

Furthermore, the spout is equipped with a plurality of and a plurality of spout along pivot circumference equipartition.

Furthermore, a fan is fixed on the workbench, the air outlet end of the fan is communicated with an air outlet pipe, and the air outlet pipe comprises a plurality of air outlet branch pipes which are detachably connected with the air inlet holes respectively.

Furthermore, be equipped with a plurality of dust absorption holes on the workstation, the dust absorption hole all is located between dust board inner wall and the pivot outer wall, still is fixed with the second fan on the workstation, and the inlet end and the dust absorption hole of second fan pass through the pipeline intercommunication.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a work table; 2. a fixed mount; 3. a slotting cutter; 4. a rotating shaft; 5. a chute; 6. a card slot; 7. briquetting; 8. a dust guard; 9. a slide plate; 10. an air inlet; 11. a cylinder; 12. a connecting rod; 13. a support bar; 14. a cross bar; 15. a slide bar; 16. a balancing weight; 17. brushing; 18. a gear; 19. and (7) brushing the board.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, and specific embodiments will be given.

As shown in figure 1, the gear shaping machine comprises a workbench 1, a gear shaping mechanism, a dust removing mechanism and a fixing mechanism for fixing a gear 18 are mounted on the workbench 1, the fixing mechanism comprises a rotating shaft 4 which is rotatably connected to the workbench 1, a motor for driving the rotating shaft 4 to rotate is fixed at the lower end of the workbench 1, and an output shaft of the motor is fixed with the rotating shaft 4. The rotating shaft 4 is provided with a plurality of sliding grooves 5 along the axial direction thereof, the sliding grooves 5 are uniformly distributed along the circumferential direction of the rotating shaft 4, and in the embodiment, three sliding grooves 5 are taken as an example for description. Sliding connection has briquetting 7 in the spout 5, and briquetting 7 is fixed with the rubber pad including the sliding part of slip in spout 5 and the portion of compressing tightly that stretches out spout 5, the portion of compressing tightly of briquetting 7, and the rubber pad lower extreme equipartition has a plurality of anti-skidding archs. 5 upper portions of spout all are equipped with draw-in groove 6, and the degree of depth of draw-in groove 6 equals the length that compresses tightly the portion (the length that briquetting 7 stretches out spout 5 promptly), and briquetting 7 can insert in draw-in groove 6 when sliding to draw-in groove 6 department, and briquetting 7 inserts back in draw-in groove 6, and the tip of briquetting 7 can not stretch out spout 5. The pressing block 7 is magnetic, an electromagnet for attracting the pressing block 7 is fixed on the inner wall of the sliding groove 5, and a power supply for electrifying the electromagnet is fixed at the upper end of the rotating shaft 4.

Gear shaping mechanism is including fixing mount 2 on

workstation

1, and 2 upper ends sliding connection of mount have the knife rest, install gear shaping sword 3 on the knife rest, and the mounting means of gear shaping sword 3 in this application, the theory of operation and the course of operation of gear shaping mechanism all are unanimous with gear shaping machine theory of operation and process among the prior art, as long as can accomplish gear shaping work can, do not give unnecessary details in this application. In order to prevent the knife rest and the pinion cutter 3 from influencing the gear 18 sleeved on the rotating shaft 4, the knife rest 4 is connected on the fixing frame 3 in a sliding manner, so that a worker is required to adjust the position of the knife rest during processing.

Dust removal mechanism is including fixing annular dust guard 8 on workstation 1, and dust guard 8 and pivot 4 coaxial setting have along its axial sliding connection have and be annular slide 9 on the dust guard 8, are fixed with cylinder 11 on the workstation 1, are fixed with the connecting rod 12 that is L shape on the output shaft of cylinder 11, and the lower extreme of connecting rod 12 is fixed on slide 9. Slide 9 upper portion has a plurality of inlet ports 10 along the circumference equipartition, inlet port 10 all downward sloping towards the one end of pivot 4, be fixed with first fan on the workstation 1, the end intercommunication of giving vent to anger of first fan has the outlet duct, the outlet duct includes a plurality of branch pipes of giving vent to anger that can dismantle the connection with inlet port 10 respectively, it is concrete, the one end outer wall that the branch pipe of giving vent to anger kept away from first fan inlays along circumference and is equipped with a plurality of first magnetic paths, inlet port 10 inner wall inlays along circumference and is equipped with a plurality of second magnetic paths, the one end magnetic pole that first magnetic path and second magnetic path are relative is opposite, the branch pipe of giving vent to anger inserts in the inlet port 10, through the effect of first magnetic. Be equipped with a plurality of dust absorption holes on the workstation 1, the dust absorption hole all is located between 8 inner walls of dust board and the 4 outer walls of pivot, still is fixed with the second on the workstation 1 and seals the machine, and the inlet end and the dust absorption hole lower extreme of second fan pass through the pipeline intercommunication.

A notch is formed in the position, opposite to the slotting cutter 3, of the sliding plate 9 and can be used for the slotting cutter 3 to pass through, a supporting rod 13 is in threaded connection with one side, located at the notch, of the upper end of the sliding plate 9, a cross rod 14 is fixed to the upper end of the supporting rod 13, a sliding rod 15 is vertically connected to the middle of the cross rod 14 in a sliding mode, the cross rod 14 extends out of the upper end and the lower end of the sliding rod 15, a balancing weight 16 is fixed to the upper end of the sliding rod 15, a brush plate 19 is fixed to the lower end of the sliding rod 15. The two ends of the brush plate 19 are respectively attached to the inner wall of the dust baffle plate 8 and the outer wall of the rotating shaft 4.

In an initial state, the pressing block 7 is inserted into the clamping groove 6, the electromagnet is not electrified, the supporting rod 13 is rotated, and the supporting rod 13 drives the cross rod 14 to rotate to be far away from the rotating shaft 4. The gear 18 to be processed is sleeved on the rotating shaft 4, the pressing block 7 is taken out from the clamping groove 6, the pressing block 7 slides downwards to enable the rubber pad to be abutted to the upper end of the gear 18, the electromagnet is electrified, the electromagnet attracts the pressing block 7, the pressing block 7 is difficult to slide, and a certain limiting effect is achieved on the pressing block 7. The support rod 13 is rotated to make the cross rod 14 move towards the direction close to the rotating shaft 4, and after the brush plate 19 is positioned above the gear 18, the brush plate 19 slides downwards under the action of the gravity of the balancing weight 16 and the self gravity, so that the bristles 17 are abutted against the upper end of the gear 18.

Starting cylinder 11, through cylinder 11 drive slide 9 upwards sliding, through the last slip of slide 9, supplementary dust board 8 shelters from on the one hand, avoids the processing piece departure, and on the other hand slide 9 slides higher also avoids the staff accidental injury, and through the slip of slide 9, when slide 9 is located the lower part, also makes things convenient for the staff to go up unloading work.

The motor drives the rotating shaft 4 to rotate to drive the gear 18 to rotate, and in this embodiment, the supporting rod 13 is located on the left side of the notch as an example, so the rotating direction of the rotating shaft 4 is clockwise rotation. The gear 18 can be well fixed through friction between the pressing block 7 and the gear 18, and the gear 18 cannot be well driven to rotate in the rotating process of the rotating shaft 4 is avoided. During the rotation of the gear 18, the gear 18 is subjected to gear shaping work by the gear shaping cutter 3. Meanwhile, the second fan is started, and the second fan adsorbs the machining chips falling onto the worktable 1 through the dust suction port. In addition, during the rotation of the gear 18, the gear 18 rotates relative to the brush board 19, so that the bristles 17 can clean the upper surface of the gear 18, and the influence of the machining debris splashed on the upper surface of the gear 18 on the subsequent machining of the gear 18 is avoided.

After the machining is finished, the air outlet branch pipe is communicated with the air inlet hole 10, air blown out by the first fan enters an area enclosed by the sliding plate 9 through the air inlet hole 10, chips in the area are blown, especially the chips remained on the surface of the gear 18, and after the chips are blown up, the chips are discharged from the dust suction hole under the negative pressure action of the second fan. Finally, the device is restored to the initial state, and then the machined gear 18 is taken down.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. Gear shaping machine including the workstation, installs gear shaping mechanism and is used for the fixed establishment of fixed gear on the workstation, and fixed establishment is including rotating the pivot of connection on the workstation, its characterized in that: a sliding groove is formed in the rotating shaft along the axial direction of the rotating shaft, a pressing block is connected in the sliding groove in a sliding mode, a clamping groove for the pressing block to insert is formed in the upper portion of the sliding groove, and a rubber pad is fixed at the lower end of the pressing block; the briquetting has magnetism, and the spout inner wall is fixed with the electro-magnet that is used for attracting the briquetting, and the pivot upper end is fixed with the power that is used for to the electro-magnet circular telegram.

2. The gear shaping machine of claim 1, wherein: the dust removal mechanism is further installed on the workbench and comprises an annular dust baffle fixed on the workbench, and the dust baffle and the rotating shaft are coaxially arranged.

3. The gear shaping machine of claim 2, wherein: the dust guard is connected with an annular sliding plate in an axial sliding mode, and the workbench is further provided with a cylinder for driving the sliding plate to slide.

4. The gear shaping machine of claim 3, wherein: the upper portion of the sliding plate is evenly provided with a plurality of air inlets along the circumferential direction, and the air inlets are all inclined downwards towards one end of the rotating shaft.

5. The gear shaping machine of claim 3, wherein: just being equipped with the breach to the position of gear shaping mechanism on the slide, one of them side threaded connection that the slide upper end is located the breach has the bracing piece, and the bracing piece upper end is fixed with the horizontal pole, and the vertical sliding connection in horizontal pole middle part has the slide bar, and the horizontal pole all stretches out at both ends about the slide bar, and the slide bar upper end is fixed with the balancing weight, and the slide bar lower extreme is fixed with the brush board, and the brush board lower extreme is fixed with.

6. The gear shaping machine of claim 1, wherein: the spout is equipped with a plurality of and a plurality of spout along pivot circumference equipartition.

7. The gear shaping machine of claim 4, wherein: a first fan is fixed on the workbench, the air outlet end of the first fan is communicated with an air outlet pipe, and the air outlet pipe comprises a plurality of air outlet branch pipes which are detachably connected with the air inlet holes respectively.

8. The gear shaping machine of claim 7, wherein: the dust collection device is characterized in that a plurality of dust collection holes are formed in the workbench, the dust collection holes are located between the inner wall of the dust baffle and the outer wall of the rotating shaft, a second fan is further fixed on the workbench, and the air inlet end of the second fan is communicated with the dust collection holes through a pipeline.