CN211028410U

CN211028410U - Deburring device of gear hobbing machine

Info

Publication number: CN211028410U
Application number: CN201921791962.8U
Authority: CN
Inventors: 李敏; 张凯
Original assignee: Changzhou Xinheli Precision Machinery Co ltd
Current assignee: Changzhou Xinheli Precision Machinery Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-17
Anticipated expiration: 2029-10-23

Abstract

The utility model relates to a burring device of gear hobbing machine, use in gear hobbing machine equipment field, it is including setting up the bottom plate on the gear hobbing machine organism, connect on the bottom plate and along the first slider that bottom plate length direction arranged in proper order, second slider and top push cylinder, first slider and second slider all are connected with splint through the center pin rotation in relative one side, be equipped with servo motor on the second slider lateral wall, servo motor's motor shaft is connected with the central axis on the second slider, second slider and bottom plate sliding connection, the piston rod that the top pushes away the cylinder is fixed with the second slider, the spout has been seted up on the bottom plate, sliding connection has the base in the spout, be connected with the scraper on the base, threaded connection has the stop screw that one end and tank bottom spout were contradicted on the base. The utility model discloses the effect that has the surface quality behind the improvement gear shaft hobbing.

Description

Deburring device of gear hobbing machine

Technical Field

The utility model belongs to the technical field of gear hobbing machine equipment and specifically relates to a burring device of gear hobbing machine is related to.

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. A gear processing machine for processing straight teeth, helical teeth, herringbone cylindrical gears and worm gears by a hob according to a generating method.

Chinese patent with publication number CN205110960U discloses a gear hobbing machine, including the gear hobbing machine body, the gear hobbing machine body includes the workstation, sets up the fixed establishment that is used for fixed pending gear of processing on the workstation, fixed establishment includes the fixed block, runs through the fixed block and can be in the fixed block gliding hydraulic stem, cover establish on the hydraulic stem and with the fixed block tip conflict be used for the cover establish wait to process fixed cover of gear, set up and be used for compressing tightly the piece that compresses tightly on fixed cover waiting to process the gear at the hydraulic stem tip.

However, in the actual machining process, due to factors such as feed amount, part materials and main shaft rotating speed, burrs are easily generated on the edge of the gear end face of the gear shaft after gear hobbing, and the surface quality of the gear shaft is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a burring device of gear hobbing machine, its advantage is: the surface quality of the gear shaft after gear hobbing is improved.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a burring device of gear hobbing machine, is including setting up bottom plate on the gear hobbing machine body, connecting on the bottom plate and first slider, second slider and the top of arranging in proper order along bottom plate length direction push away the cylinder, first slider and second slider all are connected with splint through the center pin rotation in relative one side, be equipped with servo motor on the second slider lateral wall, the central axis on servo motor's motor shaft and the second slider is connected, second slider and bottom plate sliding connection, the piston rod that pushes away the cylinder is fixed with the second slider, the spout has been seted up on the bottom plate, sliding connection has the base in the spout, be connected with the scraper on the base, threaded connection has the stop screw that one end and spout tank bottom were contradicted on the base.

Through adopting above-mentioned technical scheme, after the gear shaft hobbing, the operator puts the gear shaft between two splint and makes gear shaft and center pin keep coaxial, start and push away the cylinder, it is close to first slider to promote the second slider, utilize two splint to press from both sides the gear shaft fastening and fix, then remove the base, make the scraper contradict with the epaxial gear end face edge of gear, twist stop screw and spout tank bottom and support tightly and fix the base, start servo motor, drive the gear shaft and rotate, alright utilize the scraper to strike off the burr at gear end face edge, the surface quality and the size precision of gear shaft have been improved.

The utility model discloses further set up to: a waist-shaped groove is formed in the scraper, and a fixing screw penetrating through the waist-shaped groove is connected to the base in a threaded mode.

Through adopting above-mentioned technical scheme, the operator can freely rotate the angle between scraper adjustment scraper and the gear shaft, or its extension length of back-and-forth movement scraper adjustment, and is convenient nimble, does benefit to the effect of scraping of reinforcing burr.

The utility model discloses further set up to: one of the clamping plates is provided with a central top matched with a central groove on the end face of the gear shaft, and the central top and the central shaft are coaxially distributed.

By adopting the technical scheme, when the gear shaft is clamped, an operator enables the center top to be inserted into the center groove at the end part of the gear shaft, the position of the gear shaft is positioned, the time for the operator to adjust the position of the gear shaft is saved, and the improvement of the working efficiency is facilitated.

The utility model discloses further set up to: be equipped with a plurality of pole settings on the bottom plate perpendicularly, each the one end that the bottom plate was kept away from in the pole setting all overlaps and is equipped with an adjusting cylinder, be equipped with the arc board on the adjusting cylinder, threaded connection has the adjusting screw that one end was contradicted with the pole setting on the adjusting cylinder lateral wall, works as the gear shaft support and is in when the arc board is last, the gear shaft with the coaxial distribution in center top.

By adopting the technical scheme, when the gear shaft is clamped, an operator only needs to place the gear shaft on the arc plate and then start the pushing cylinder, so that the time for positioning one by one is saved, the work of the operator is further facilitated, and the work efficiency is improved; meanwhile, an operator can move the arc plate up and down according to the actual height of the axis of the central shaft, so that the application range of the arc plate is enlarged.

The utility model discloses further set up to: the bottom plate is provided with an electric cylinder, and a push rod of the electric cylinder is connected with the base through a fastening screw.

Through adopting above-mentioned technical scheme, the operator starts electronic jar, and the push rod through electronic jar drives the base and keeps away from or is close to the epaxial gear section of gear automatically, and when electronic jar broke down, the operator can twist off fastening screw, and manual movement base is nimble convenient.

The utility model discloses further set up to: the electric cylinder is characterized in that a limiting sleeve for the push rod of the electric cylinder to penetrate through is arranged on the bottom plate, a limiting groove extending along the axis direction of the limiting sleeve is formed in the limiting sleeve, a protruding block is arranged at a position close to the limiting groove of the limiting sleeve, a stud is connected onto the protruding block in a threaded manner, and a limiting column with one end penetrating out of the limiting groove is connected onto the push rod of the electric cylinder.

By adopting the technical scheme, an operator rotates the stud to adjust the distance between the stud and the limiting column, so that when the scraper is abutted against the gear on the gear shaft, the limiting column is just abutted by the stud, the possibility of hard collision between the scraper and the gear caused by over-travel of the electric cylinder is limited, and the protection effect on the device and the gear shaft is achieved; meanwhile, the position of the stud can be adjusted according to the actual position of the gear on the gear shaft, and the application range is wide.

The utility model discloses further set up to: and a scale is arranged on the projection.

Through adopting above-mentioned technical scheme, the scale provides audio-visual judgement for the displacement distance of operator to the screw.

The utility model discloses further set up to: the bottom plate is provided with a material collecting box.

Through adopting above-mentioned technical scheme, the operator puts the material collecting box in the scraper below, collects the burr waste material of striking off, provides convenience for the centralized processing of operator to the burr waste material.

To sum up, the utility model discloses a beneficial technological effect does:

1. the surface quality and the dimensional accuracy of the gear shaft are improved; the angle and the extension length of the scraper can be adjusted, so that the scraping effect of the burrs is improved;

2. through the central top and the limited of arc board to gear shaft position, provide convenience for the clamping work of operator to the gear shaft, the high and electronic jar push rod of arc board and the dismantlement of base are connected simultaneously, have increased the flexibility and the convenience of device.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic structural diagram for embodying the base in this embodiment.

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

Fig. 4 is an enlarged view at B in fig. 2.

In the figure, 1, a bottom plate; 11. a first slider; 12. a second slider; 121. a servo motor; 13. a pushing cylinder; 14. a central shaft; 15. a splint; 151. a central top; 16. a chute; 17. a base; 171. a limit screw; 18. a scraper; 181. a waist-shaped groove; 182. a set screw; 2. erecting a rod; 21. an adjusting cylinder; 22. an arc plate; 23. an adjusting screw; 3. an electric cylinder; 31. fastening screws; 32. a limiting sleeve; 321. a limiting groove; 33. a bump; 331. a stud; 34. a limiting column; 35. a scale; 36. a material receiving box; 4. a gear hobbing machine body.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a deburring device of a gear hobbing machine comprises a bottom plate 1 arranged on a gear hobbing machine body 4, a first sliding block 11, a second sliding block 12 and a pushing cylinder 13, wherein the first sliding block 11, the second sliding block 12 and the pushing cylinder 13 are connected to the bottom plate 1 and sequentially arranged along the length direction of the bottom plate 1; the opposite sides of the first sliding block 11 and the second sliding block 12 are both connected with clamping plates 15 through a central shaft 14, one clamping plate 15 is provided with a central top 151 coaxially distributed with the central shaft 14, one side of the second sliding block, which is far away from the first sliding block 11, is provided with a servo motor 121, and a motor shaft of the servo motor 121 is coaxially connected with the central shaft 14 on the second sliding block 12; as shown in fig. 2 and 3, the bottom plate 1 is provided with a sliding groove 16 extending along the length direction thereof, the sliding groove 16 is connected with a base 17 in a sliding manner, the base 17 is provided with a scraper 18, and the base 17 is connected with a limit screw 171 with one end abutting against the bottom of the sliding groove 16 in a threaded manner.

As shown in fig. 2, a plurality of vertical rods 2 are vertically arranged on a bottom plate 1 and are arranged at intervals along the length direction of the bottom plate, one end of each vertical rod 2, which is far away from the bottom plate 1, is sleeved with an adjusting cylinder 21, each adjusting cylinder 21 is provided with an arc plate 22, each arc plate 22 is at the same height, the side wall of each adjusting cylinder 21 is connected with an adjusting screw 23 through threads, one end of each adjusting screw 23 penetrates into the adjusting cylinder 21 and is abutted against the vertical rod 2, an operator can fix the adjusting cylinder 21 by screwing the adjusting screw 23 to abut against the vertical rod 2, and when a gear shaft is supported on the arc plate 22, the gear shaft and the central top 151 are coaxially.

The action process is as follows: during actual processing, two tapered central holes are reserved at two ends of the gear shaft, the central holes and the gear shaft are coaxially distributed so as to facilitate positioning during clamping, and the central top 151 is matched with the central holes; the gear shaft after hobbing of an operator is supported on each arc plate 22, the pushing cylinder 13 is started, a piston rod of the pushing cylinder 13 drives the second slide block 12 to be close to the first slide block 11, the clamping plate 15 on the second slide block 12 is abutted with the gear shaft and pushes the gear shaft to be abutted on the other clamping plate 15 until the gear shaft is clamped by the two clamping plates 15, and at the moment, the central top 151 is inserted into the corresponding central hole to limit the deflection of the central shaft 14; the operator removes base 17, drive the end face edge conflict of scraper 18 and gear on the gear shaft, screw up stop screw 171, treat that base 17 starts servo motor 121 after fixed, drive gear shaft rotates, scraper 18 strikes off the burr, later, servo motor 121 closes, top pushes away cylinder 13 drive second slider 12 and moves back, the gear shaft is taken off to the operator, convenient and fast has improved the surface quality of gear shaft and the efficiency that the burr was got rid of. When the specification of the gear shaft changes, an operator can unscrew the adjusting screw 23 to move the adjusting cylinder 21 and adjust the height of the arc plate 22, so that the gear shaft and the central shaft 14 are coaxially distributed, and the flexibility is high.

As shown in fig. 3, the scraper 18 is provided with a waist-shaped groove 181 extending along the length direction thereof, the base 17 is connected with a fixing screw 182 penetrating through the waist-shaped groove 181 in a threaded manner, the diameter of an end cap of the fixing screw 182 is larger than the width of the waist-shaped groove 181, an operator can freely move the scraper 18, and adjust the included angle between the scraper 18 and the axis of the gear shaft or the extension length of the scraper 18, thereby improving the burr removing effect and ensuring the strength of the scraper 18.

As shown in fig. 1, when deburring the same batch of gear shafts of the same specification, the material collecting box 36 on the base plate 1 is used by an operator to place the material collecting box 36 below the gears on the gear shafts, and the burr scraps scraped by the scraper 18 are collected and processed in a centralized manner.

As shown in fig. 2 and 4, the bottom plate 1 is provided with the electric cylinder 3, a push rod of the electric cylinder 3 is connected with the base 17 through a fastening screw 31, the bottom plate 1 is provided with a limit sleeve 32 through which the push rod of the electric cylinder 3 passes, the limit sleeve 32 is provided with a limit groove 321 extending along the axial direction thereof, the limit sleeve 32 is provided with a convex block 33 near the limit groove 321, the convex block 33 is connected with a stud 331 through a thread, the axis of the stud 331 is parallel to the axis of the limit sleeve 32, the push rod of the electric cylinder 3 is connected with a limit post 34, the limit post 34 is perpendicular to the electric rod push rod, and one end of the limit post penetrates out of the limit groove 321 upwards, when the scraper 18 is abutted against a gear on the gear shaft, the limit post 34 is abutted against the stud 331, so that the possibility.

As shown in fig. 4, an operator unscrews the limit screw 171 to keep the base 17 in a freely movable state, starts the electric cylinder 3, and the push rod of the electric cylinder 3 drives the base 17 to move, so that the scraper 18 automatically approaches to or departs from the gear on the gear shaft, which is convenient and fast; when the electric cylinder 3 breaks down, an operator unloads the fastening screw 31, so that the push rod of the electric cylinder 3 is separated from the base 17, and the base 17 is manually adjusted, so that the electric cylinder is simple and flexible.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a burring device of gear hobbing machine which characterized in that: comprises a bottom plate (1) arranged on a gear hobbing machine body (4), a first sliding block (11), a second sliding block (12) and a pushing cylinder (13) which are connected on the bottom plate (1) and are sequentially arranged along the length direction of the bottom plate (1), wherein the first sliding block (11) and the second sliding block (12) are respectively rotatably connected with a clamping plate (15) through a central shaft (14) at one opposite side, a servo motor (121) is arranged on the side wall of the second sliding block (12), a motor shaft of the servo motor (121) is connected with the central shaft (14) on the second sliding block (12), the second sliding block (12) is slidably connected with the bottom plate (1), a piston rod of the pushing cylinder (13) is fixed with the second sliding block (12), a sliding chute (16) is arranged on the bottom plate (1), a base (17) is slidably connected in the sliding chute (16), and a scraper (18) is connected on the base (17), and a limit screw (171) with one end abutting against the bottom of the sliding groove (16) is connected to the base (17) in a threaded manner.

2. The deburring device of a hobbing machine according to claim 1, characterized in that: a waist-shaped groove (181) is formed in the scraper (18), and a fixing screw (182) penetrating through the waist-shaped groove (181) is connected to the base (17) in a threaded manner.

3. The deburring device of a hobbing machine according to claim 2, characterized in that: one of the clamping plates (15) is provided with a center top (151) matched with a center groove on the end surface of the gear shaft, and the center top (151) and the center shaft (14) are coaxially distributed.

4. The deburring device of a hobbing machine according to claim 3, characterized in that: be equipped with a plurality of pole settings (2) perpendicularly on bottom plate (1), each the one end that bottom plate (1) was kept away from in pole setting (2) is all overlapped and is equipped with an adjusting cylinder (21), be equipped with arc board (22) on adjusting cylinder (21), threaded connection has adjusting screw (23) that one end and pole setting (2) were contradicted on adjusting cylinder (21) lateral wall, works as the gear shaft and holds when arc board (22) are gone up, the gear shaft with the coaxial distribution in center top (151).

5. The deburring device of a hobbing machine according to claim 1, characterized in that: the electric cylinder (3) is arranged on the bottom plate (1), and a push rod of the electric cylinder (3) is connected with the base (17) through a fastening screw (31).

6. The deburring device of a hobbing machine according to claim 5, characterized in that: be equipped with stop collar (32) that the electric cylinder (3) push rod passed on bottom plate (1), set up spacing groove (321) that extend along stop collar (32) axis direction on stop collar (32), stop collar (32) are being close to spacing groove (321) department and are being equipped with lug (33), threaded connection has double-screw bolt (331) on lug (33), be connected with one end on the push rod of electric cylinder (3) and wear out outer spacing post (34) of spacing groove (321).

7. The deburring device of a hobbing machine according to claim 6, characterized in that: and a scale (35) is arranged on the bump (33).

8. The deburring device of a hobbing machine according to claim 1, characterized in that: the bottom plate (1) is provided with a material receiving box (36).