阅读说明：本技术 一种齿轮去毛刺装置及滚齿机 (Gear deburring device and gear hobbing machine ) 是由 李钢剑 严鉴铂 寇植达 李小鹏 朱殷达 于 2020-12-10 设计创作，主要内容包括：一种齿轮去毛刺装置及滚齿机,包括第一支撑座,第一支撑座为内部中空且两端开口的柱形结构；还包括浮动刮刀机构,浮动刮刀机构包括穿设在第一支撑座内腔的心轴,心轴自下而上包括同轴设置的第一连接段、第一限位段和第二延伸段；心轴上端同轴连接环形刮刀、且环形刮刀的刃面朝上,心轴与第一支撑座内腔间自上而下同轴套设第一轴承和弹簧,第一轴承顶在第一限位段下方且第一限位段与第一支撑座间保留垂直活动空间。通过对部件结构的合理设置,根据毛刺的大小自动浮动调整去除毛刺的力度,避免在去毛刺过程中锉伤齿轮,同时连杆机构避免了去毛刺装置与基座以及夹具间的干涉,整体具有多自由度、柔性且可浮动,能够实现不同类型齿轮去毛刺的通用性。(A gear deburring device and a gear hobbing machine comprise a first supporting seat, wherein the first supporting seat is a cylindrical structure which is hollow inside and is provided with openings at two ends; the floating scraper mechanism comprises a mandrel penetrating through the inner cavity of the first supporting seat, and the mandrel comprises a first connecting section, a first limiting section and a second extending section which are coaxially arranged from bottom to top; the upper end of the mandrel is coaxially connected with the annular scraper, the blade face of the annular scraper faces upwards, a first bearing and a spring are coaxially sleeved between the mandrel and the inner cavity of the first supporting seat from top to bottom, and the first bearing is supported below the first limiting section and a vertical moving space is reserved between the first limiting section and the first supporting seat. Through the reasonable setting to the part structure, according to the dynamics that the size automatic floating adjustment of burr got rid of the burr, avoid filing the gear at burring in-process, link mechanism has avoided the interference between burring device and base and anchor clamps simultaneously, wholly has multi freedom, flexibility and can float, can realize the commonality of different grade type gear burring.)

1. The gear deburring device is characterized by comprising a first supporting seat (1), wherein the first supporting seat (1) is of a cylindrical structure with a hollow interior and two open ends;

the floating scraper mechanism (2) comprises a mandrel (2-0) penetrating through the inner cavity of the first supporting seat (1), and the mandrel (2-0) comprises a first connecting section (2-01), a first limiting section (2-02) and a second extending section (2-03) which are coaxially arranged from bottom to top;

the upper end of the mandrel (2-0) is coaxially connected with the annular scraper (2-3), the edge face of the annular scraper (2-3) faces upwards, a first bearing (2-5) and a spring (2-6) are coaxially sleeved between the mandrel (2-0) and the inner cavity of the first supporting seat (1) from top to bottom, the first bearing (2-5) is propped below the first limiting section (2-02), and a vertical moving space is reserved between the first limiting section (2-02) and the first supporting seat (1).

2. Gear deburring apparatus as claimed in claim 1, characterized in that the diameter of said first stop section (2-02) is larger than the diameter of the first connecting section (2-01) and the second extension section (2-03), and the diameter of the first stop section (2-02) is larger than the inner diameter of the port in the first support socket (1).

3. The gear deburring device of claim 2 characterized in that the first support base (1) comprises, from bottom to top, a first support section (1a), a first transition section (1b), a positioning section (1c) and a first extension section (1d) which are coaxially arranged;

a first bearing (2-5) and a spring (2-6) are coaxially sleeved between the inner cavities of the first supporting section (1a), the first transition section (1b) and the second extension section (2-03) from top to bottom;

the inner diameter of the positioning section (1c) is equal to the diameter of the second extension section (2-03);

a second bearing (2-7) is coaxially sleeved between the inner cavities of the first extension section (1d) and the second extension section (2-03).

4. Gear deburring apparatus according to claim 3 wherein said floating scraper means (2) further comprises a second stop collar (2-8) disposed on the inner wall of the first extension (1d) and in contact with the underside of the second bearing (2-7);

the floating scraper mechanism (2) further comprises a third limiting ring (2-9) which is arranged on the outer wall of the second extension section (2-03) and below the second bearing (2-7).

5. The gear deburring device according to any one of claims 1 to 4, characterized in that the floating scraper mechanism (2) further comprises a first limiting ring (2-4) arranged on the outer wall of the first limiting section (2-02), the outer diameter of the first supporting section (1a) is equal to the diameter of the first limiting section (2-02), and the lower part of the first limiting ring (2-4) is movably sleeved on the outer wall of the first supporting section (1 a);

the floating scraper mechanism (2) further comprises a first fixing shaft (2-1) which penetrates through a center hole of the annular scraper (2-3) and the upper end of the mandrel (2-0) from top to bottom, and a pressure dividing ring (2-2) is arranged between the first fixing shaft (2-1), the annular scraper (2-3) and the upper surface of the first connecting section (2-01).

6. A gear hobbing machine comprising a base (A), a workbench (B) and a clamp (C), and is characterized by further comprising a gear deburring device (D) arranged on the base (A), wherein the gear deburring device is the gear deburring device as claimed in any one of claims 1 to 6;

still include link mechanism, link mechanism is equipped with second supporting seat (4) including guide rail set spare (7) that the level set up, sliding on guide rail set spare (7), sliding connection about second supporting seat (4) first supporting seat (1).

7. The gear hobbing machine according to claim 6, characterized by further comprising an adjusting assembly (3), wherein the adjusting assembly (3) comprises an adjusting plate (3-2) provided on an upper surface of the first transition section (1b), the adjusting plate (3-2) extends above the second support base (4), and the adjusting plate (3-2) is opened (3-20) in an extending direction of the second support base (4);

the adjusting assembly (3) further comprises an adjusting rod (3-1), and the adjusting rod (3-1) comprises a pressing section (3-1a), a second limiting section (3-1b), a second supporting section (3-1c) and a third extending section (3-1d) which are coaxially arranged from top to bottom;

the diameters of the pressing section (3-1a) and the second supporting section (3-1c) are larger than the opening (3-20), the height of the second limiting section (3-1b) is equal to the thickness of the adjusting plate (3-2), the second limiting section (3-1b) is clamped in the opening (3-20), and the third extending section (3-1d) penetrates through the second supporting seat (4) and is in threaded connection with the second supporting seat (4).

8. The gear hobbing machine according to claim 7, characterized in that said second support seat (4) comprises, from top to bottom, a second connecting section (4a), a second transition section (4b) and a sliding section (4 c);

the opposite side walls of the second connecting section (4a) are symmetrically provided with vertical strip holes (4-3), and the second connecting section also comprises second fixing shafts (4-30) which penetrate through the strip holes (4-3) and fix the second connecting section (4a) on the side walls of the first supporting seats (1);

the side wall of the second connecting section (4a) is vertically provided with a guide groove (4-2), the side wall of the first supporting seat (1) is fixedly provided with a guide key (1-1), and the guide key (1-1) is slidably arranged in the guide groove (4-2).

9. The gear hobbing machine according to claim 8, characterized in that the linkage mechanism further comprises a horizontally arranged second connecting arm (9), the second connecting arm (9) being provided at both ends with a first node (9-1) and a third node (9-3), respectively, and at its non-end with a second node (9-2);

the connecting rod mechanism further comprises a first connecting arm (8) arranged between the second connecting arm (9) and the guide rail assembly (7), the non-end part of the first connecting arm (8) is hinged with the second connecting arm (9) through a first node (9-1), one end of the first connecting arm (8) is hinged with the guide rail assembly (7), the other end of the first connecting arm (8) is horizontally provided with an arc sliding hole (8-1), and the second node (9-2) slides along the arc sliding hole (8-1);

a supporting column (10) is arranged below the second connecting arm (9) through a third node (9-3), and a base (11) is arranged below the supporting column (10).

10. The gear hobbing machine according to claims 6-9, characterized in that the guide rail assembly (7) comprises a horizontally arranged guide rail (7-1), one end of the guide rail (7-1) is provided with a baffle (7-2);

the locking device is characterized by further comprising a locking shaft (5), wherein the locking shaft (5) penetrates through the guide rail assembly (7) and the second supporting seat (4) from bottom to top to fix the locking shaft, the locking shaft also comprises a locking rod (6) horizontally penetrating through the lower end of the locking shaft (5), and a handle (6-1) is arranged at the end part of the locking rod (6).

Technical Field

The invention belongs to the technical field of deburring, and particularly relates to a gear deburring device and a gear hobbing machine.

Background

At present, a method for deburring mechanical parts in the automobile industry at home and abroad has special equipment for deburring, namely deburring equipment with a specific mechanism is designed according to specific parts, and the deburring equipment comprises an annular scraper for rotationally removing burrs and a brush for polishing; in addition, the gear deburring device designed on the gear hobbing machine is also adopted by equipment manufacturers more and more, but the gear hobbing machine is often single in structure, poor in adjustability and uneven in deburring effect; secondly, the manual deburring of utilizing file, oilstone, pneumatic emery wheel manual work to also account for a considerable proportion, the effect is still fair, but the quality uniformity is poor, and the controllability is weaker, and the gear part surface is hindered in the easy file of burring in-process, brings the quality hidden danger.

Disclosure of Invention

In view of the above problems, the invention aims to provide a gear deburring device and a gear hobbing machine, through reasonable arrangement of component structures, the force for deburring can be automatically adjusted in a floating mode according to the size of burrs, the surface of a gear is prevented from being scratched in the deburring process, meanwhile, a connecting rod mechanism avoids interference among a traditional deburring device, a base and a clamp, the whole deburring device has multiple degrees of freedom and is flexible and floatable, the universality of deburring of gears of different types can be realized, and the deburring effect is excellent.

In order to achieve the purpose, the technical scheme adopted by the invention comprises the following steps:

a gear deburring device comprises a first supporting seat, wherein the first supporting seat is of a cylindrical structure with a hollow interior and two openings at two ends; the floating scraper mechanism comprises a mandrel penetrating through the inner cavity of the first supporting seat, and the mandrel comprises a first connecting section, a first limiting section and a second extending section which are coaxially arranged from bottom to top; the upper end of the mandrel is coaxially connected with the annular scraper, the blade face of the annular scraper faces upwards, a first bearing and a spring are coaxially sleeved between the mandrel and the inner cavity of the first supporting seat from top to bottom, and the first bearing is supported below the first limiting section and a vertical moving space is reserved between the first limiting section and the first supporting seat.

Preferably, the diameter of the first limiting section is larger than the diameters of the first connecting section and the second extending section, and the diameter of the first limiting section is larger than the inner diameter of the port on the first support seat.

Preferably, the first support seat comprises a first support section, a first transition section, a positioning section and a first extension section which are coaxially arranged from bottom to top; a first bearing and a spring are coaxially sleeved between the inner cavities of the first support section, the first transition section and the second extension section from top to bottom; the inner diameter of the positioning section is equal to the diameter of the second extension section; the second bearing is coaxially sleeved between the inner cavities of the first extension section and the second extension section.

Furthermore, the floating scraper mechanism also comprises a second limiting ring which is arranged on the inner wall of the first extension section and is contacted with the lower part of the second bearing; the floating scraper mechanism further comprises a third limiting ring which is arranged on the outer wall of the second extension section and below the second bearing.

Furthermore, the floating scraper mechanism also comprises a first limiting ring arranged on the outer wall of the first limiting section, the outer diameter of the first supporting section is equal to the diameter of the first limiting section, and the lower part of the first limiting ring is movably sleeved on the outer wall of the first supporting section; the floating scraper mechanism further comprises a first fixing shaft which penetrates through the center hole of the annular scraper and the upper end of the mandrel from top to bottom, and pressure dividing rings are arranged among the first fixing shaft, the annular scraper and the upper surface of the first connecting section.

A gear hobbing machine comprises a base, a workbench, a clamp and a gear deburring device arranged on the base, wherein the gear deburring device is the gear deburring device disclosed by the invention; still include link mechanism, link mechanism includes the guide rail set spare that the level set up, and the last slip of guide rail set spare is equipped with the second supporting seat, and the first supporting seat of sliding connection about the second supporting seat.

The adjusting assembly comprises an adjusting plate arranged on the upper surface of the first transition section, the adjusting plate extends to the position above the second supporting seat, and an opening is formed in the extending direction of the second supporting seat by the adjusting plate; the adjusting assembly further comprises an adjusting rod, and the adjusting rod comprises a pressing section, a second limiting section, a second supporting section and a third extending section which are coaxially arranged from top to bottom; the diameters of the pressing section and the second supporting section are larger than the opening, the height of the second limiting section is equal to the thickness of the adjusting plate, the second limiting section is clamped in the opening, and the third extending section penetrates through the second supporting seat and is in threaded connection with the second supporting seat.

Preferably, the second support seat comprises a second connecting section, a second transition section and a sliding section which are sequentially arranged from top to bottom; the second connecting section is symmetrically provided with vertical strip holes opposite to the side wall, and also comprises a second fixing shaft which penetrates through the strip holes and fixes the second connecting section on the side wall of the first supporting seat; the lateral wall of the second connecting section is vertically provided with a guide groove, and the lateral wall of the first supporting seat is fixedly provided with a guide key which is arranged in the guide groove in a sliding manner.

Preferably, the link mechanism further comprises a second connecting arm horizontally arranged, two ends of the second connecting arm are respectively provided with a first node and a third node, and the non-end part of the second connecting arm is also provided with a second node; the connecting rod mechanism further comprises a first connecting arm arranged between the second connecting arm and the guide rail assembly, the non-end part of the first connecting arm is hinged with the second connecting arm through a first node, one end of the first connecting arm is hinged with the guide rail assembly, the other end of the first connecting arm is horizontally provided with an arc sliding hole, and the second node slides along the arc sliding hole; the support column is arranged below the second connecting arm through a third node, and a base is arranged below the support column.

Preferably, the guide rail assembly comprises a guide rail which is horizontally arranged, and a baffle is arranged at one end part of the guide rail; the locking shaft passes through the guide rail assembly and the second supporting seat from bottom to top to fix the guide rail assembly and the second supporting seat, the locking rod horizontally passes through the lower end of the locking shaft, and a handle is arranged at the end part of the locking rod.

Compared with the prior art, the invention has the advantages that:

(1) according to the gear deburring device, by reasonably arranging the component structure, the annular scraper blade surface is contacted with the gear end surface, when the gear rotates anticlockwise, the annular scraper blade surface generates friction and is driven to rotate clockwise in the opposite direction, and the deburring of the gear end surface is realized; simultaneously under the cooperation of spring, first bearing, first spacing section and first supporting seat top free space, according to burr size, hardness etc. on the gear, the drive mandrel floats rotatoryly from top to bottom with annular scraper, and the shaving power to the burr is adjusted automatically, avoids filing the gear surface at burring in-process, and the burr is got rid of the effect splendid.

(2) According to the gear deburring device and the gear hobbing machine, the structure of the components is reasonably arranged, the second supporting seat is matched with the guide rail assembly to realize horizontal linear movement and vertical up-and-down movement of the gear deburring device, interference between the gear deburring device and a base and between the gear deburring device and a clamp is avoided, the whole gear deburring device and the gear hobbing machine have multiple degrees of freedom, flexibility and floatability, and the universality of deburring of gears of different types can be realized.

(3) According to the gear deburring device and the gear hobbing machine, the component structures are reasonably arranged, the first connecting arm, the second connecting arm and the supporting column are matched to realize the rotation of the gear deburring device at each angle on the horizontal plane, the whole device has multiple degrees of freedom and a flexible function, and the universality of deburring of gears of different types is realized.

(4) According to the gear deburring device and the gear hobbing machine, the multi-degree-of-freedom rotation and flexibility functions of the gear deburring device are integrally realized through reasonable arrangement of component structures, the mandrel and the annular scraper are driven to vertically float and rotate according to the size, hardness and the like of burrs on a gear, the scraping force on the burrs is automatically adjusted, the surface of the gear is prevented from being scratched in the deburring process, and the burr removing effect is excellent.

(5) According to the gear deburring device and the gear hobbing machine, the component structures are reasonably arranged, the first deformation groove is used for movably fixing the first connecting arm, the second deformation groove is used for movably fixing the supporting column, and the multi-degree-of-freedom rotation or fastening of the connecting rod mechanism in the horizontal plane direction is integrally and flexibly realized.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a gear deburring device according to the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2;

FIG. 4 is a schematic structural view of the first supporting base of FIG. 1; (wherein, FIG. 4a is a perspective view of the first supporting seat, and FIG. 4b is a sectional view of the A-A plane of the first supporting seat)

FIG. 5 is a perspective view of the central shaft of FIG. 1;

FIG. 6 is a schematic structural view of the gear hobbing machine of the present invention;

FIG. 7 is a perspective view of the gear hobbing machine of FIG. 6;

FIG. 8 is a state of use diagram of the gear hobbing machine of FIG. 6;

FIG. 9 is a perspective view of the second support seat shown in FIG. 6;

fig. 10 is a schematic structural view of the adjusting rod in fig. 6.

The reference numerals in the figures denote:

a, a base; b, a workbench; c, clamping; d, a gear deburring device; 0 gear; 1a first supporting seat; 1a first support section; 1b a first transition section; 1c, positioning a section; 1d a first extension; 1-1, a targeting bond; 2 floating scraper mechanism; 2-0 mandrel; 2-01 a first connection segment; 2-02 a first limiting section; 2-03 second extension; 2-1 a first stationary shaft; 2-2 partial pressure rings; 2-3, a scraper; 2-4 a first stop collar; 2-5 a first bearing; 2-6 springs; 2-7 second bearings; 2-8 second limit ring; 2-9 a third stop collar; 3 adjusting the component; 3-1 adjusting rod; 3-1a compacting section; 3-1b a second limiting section; 3-1c a second support section; 3-1d third extension; 3-2 adjusting plate; 3-20 openings; 4a second support seat; 4a second connection section; 4b a second transition section; 4c a sliding section; 4-1 first fixing hole; 4-2, a guide groove; 4-3 long holes; 4-30 second fixed shafts; 4-4 second fixing holes; 4-5 third fixing holes; 5, locking the shaft; 6, a locking rod; 6-1 handle; 7 a guide rail assembly; 7-1 guide rail; 7-2 baffle plates; 8 a first connecting arm; 8-1 arc slide hole; 9 a second connecting arm; 9-0 a first deformation groove; 9-1 a first node; 9-2 second nodes; 9-3 a third node; 10 support columns; 11 a base; 11-0 second deformation groove; 11-1 base fixing shaft.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which some embodiments of the invention are shown by way of illustration and not by way of limitation.

A gear deburring device comprises a first supporting seat 1 and a floating scraper mechanism 2, wherein the first supporting seat 1 is a cylindrical structure which is hollow inside and is provided with openings at two ends;

the function is as follows: the first supporting seat 1 is hollow and has a cylindrical structure with two open ends for bearing the floating scraper mechanism 2, and the floating scraper mechanism 2 floats up and down in the cavity to rotate, so that the surface of the gear is prevented from being scratched in the deburring process;

the floating scraper mechanism 2 comprises a mandrel 2-0 penetrating through the inner cavity of the first supporting seat 1, and the mandrel 2-0 comprises a first connecting section 2-01, a first limiting section 2-02 and a second extending section 2-03 which are coaxially arranged from bottom to top; the upper end of the mandrel 2-0 is coaxially connected with the annular scraper 2-3, the edge face of the annular scraper 2-3 is upward, a first bearing 2-5 and a spring 2-6 are coaxially sleeved between the mandrel 2-0 and the inner cavity of the first supporting seat 1 from top to bottom, the first bearing 2-5 is propped against the lower part of the first limiting section 2-02, and a vertical moving space is reserved between the first limiting section 2-02 and the first supporting seat 1;

the function is as follows: the lower part and the upper part of the mandrel 2-0 comprise a first connecting section 2-01, a first limiting section 2-02 and a second extending section 2-03 which are coaxially arranged, the first connecting section 2-01 is used for coaxially connecting the annular scrapers 2-3, the blade surfaces of the annular scrapers 2-3 face upwards, when the mandrel is used, the blade surfaces of the annular scrapers 2-3 are matched with and mechanically contacted with the end surface of the gear 0, when the gear 0 rotates anticlockwise, the blade surfaces of the annular scrapers 2-3 generate friction and are driven to rotate clockwise in the opposite direction, and burrs on the end surface of the gear are removed; simultaneously, the mandrel 2-0 is driven to rotate in the cavity of the first supporting seat 1, the first bearing 2-5 is arranged to improve the smoothness of rotation of the mandrel 2-0 and the annular scraper 2-3 at the upper end of the mandrel 2-0, and simultaneously, under the matching of the spring 2-6, the first bearing 2-5 and the first bearing 2-5 which are supported below the first limiting section 2-02 and a vertical moving space reserved between the first limiting section 2-02 and the first supporting seat 1, the mandrel 2-0 and the annular scraper 2-3 are driven to float up and down and rotate according to the size, hardness and the like of burrs on the gear 0, the scraping force for the burrs is automatically adjusted, the surface of the gear is prevented from being scratched in the deburring process, the burrs are cut uniformly, and the deburring effect is excellent.

Wherein the first bearing 2-5 is preferably a thrust ball bearing.

Specifically, the diameter of the first limiting section 2-02 is larger than the diameters of the first connecting section 2-01 and the second extending section 2-03, and the diameter of the first limiting section 2-02 is larger than the inner diameter of the upper port of the first supporting seat 1;

the function is as follows: the diameter of the first limiting section 2-02 is larger than the diameter of the second extending section 2-03 and the inner diameter of the upper port of the first supporting seat 1, the second extending section 2-03 penetrates through the inner cavity of the first supporting seat 1 from top to bottom, and meanwhile, the first limiting section 2-02 is pressed above the first supporting seat 1 and a vertical moving space is reserved; the diameter of the first limiting section 2-02 is larger than that of the first connecting section 2-01, so that a central hole of the annular scraper 2-3 is conveniently sleeved on the first connecting section 2-01 and pressed on the first limiting section 2-02, and the installation is convenient.

Specifically, the first support seat 1 comprises a first support section 1a, a first transition section 1b, a positioning section 1c and a first extension section 1d which are coaxially arranged from bottom to top; a first bearing 2-5 and a spring 2-6 are coaxially sleeved between the inner cavities of the first supporting section 1a, the first transition section 1b and the second extension section 2-03 from top to bottom; the inner diameter of the positioning section 1c is equal to the diameter of the second extension section 2-03; a second bearing 2-7 is coaxially sleeved between the inner cavities of the first extension section 1d and the second extension section 2-03;

the function is as follows: a first bearing 2-5 and a spring 2-6 are coaxially arranged between the second extension section 2-03 and the inner cavities of the first support section 1a and the first transition section 1b from top to bottom for realizing the up-and-down floating rotation of the mandrel 2-0; the inner diameter of the positioning section 1c is equal to the diameter of the second extension section 2-03, so that the radial limiting of the mandrel 2-0 in the inner cavity of the first support seat 1 is realized, and the plane of the mandrel 2-0 is kept stable in the radial direction during rotation; the provision of the second bearing 2-7 serves to improve the smoothness and stability of rotation of the spindle 2-0.

Wherein the second bearings 2-7 are preferably deep groove ball bearings.

Specifically, the floating scraper mechanism 2 further comprises a second limiting ring 2-8 which is arranged on the inner wall of the first extension section 1d and is in contact with the lower part of the second bearing 2-7; the floating scraper mechanism 2 also comprises a third limiting ring 2-9 which is arranged on the outer wall of the second extension section 2-03 and is arranged below the second bearing 2-7;

the function is as follows: the second limiting ring 2-8 is used for axially positioning the second bearing 2-7; the third retainer ring 2-9 serves to limit the moving distance of the upper and lower floats of the mandrel 2-0 mounted thereon while preventing the mandrel 2-0 from being ejected by the spring 2-6.

Wherein, the second spacing ring 2-8 is preferably a retainer ring for holes; the third stop collar 2-9 is preferably a shaft stop collar.

Specifically, the floating scraper mechanism 2 further comprises a first limiting ring 2-4 arranged on the outer wall of the first limiting section 2-02, the outer diameter of the first supporting section 1a is equal to the diameter of the first limiting section 2-02, and the lower part of the first limiting ring 2-4 is movably sleeved on the outer wall of the first supporting section 1 a;

the function is as follows: the first limiting ring 2-4 is coated on the outer walls of the first limiting section 2-02 and the first supporting section 1a, so that the plane of the mandrel 2-0 is radially kept stable when the mandrel floats up and down to rotate.

Wherein the first stop collar 2-4 is preferably a retainer ring.

The floating scraper mechanism 2 also comprises a first fixed shaft 2-1 which penetrates through a central hole of the annular scraper 2-3 and the upper end of the mandrel 2-0 from top to bottom, and a partial pressure ring 2-2 is arranged between the first fixed shaft 2-1 and the annular scraper 2-3 as well as between the upper surfaces of the first connecting sections 2-01;

the function is as follows: the first fixing shaft 2-1 penetrates through the central hole of the annular scraper 2-3 and the mandrel 2-0 from top to bottom and is used for pressing and fastening the annular scraper 2-3 on the first connecting section 2-01; the pressure dividing ring 2-2 is used for dispersing the pressure of the first fixing shaft 2-1 on the annular scraper 2-3, avoiding the transitional abrasion of the annular scraper 2-3, increasing the contact area between the first fixing shaft 2-1 and the annular scraper 2-3, increasing the friction force and preventing the looseness.

Wherein, the first fixed shaft 2-1 is preferably an M6 bolt, and the pressure dividing ring 2-2 is preferably an M6 washer.

A gear hobbing machine comprises a base A, a workbench B, a clamp C and a gear deburring device D arranged on the base A, wherein the gear deburring device D is the gear deburring device disclosed by the invention; the device also comprises a connecting rod mechanism, wherein the connecting rod mechanism comprises a guide rail assembly 7 which is horizontally arranged, a second supporting seat 4 is arranged on the guide rail assembly 7 in a sliding manner, and the second supporting seat 4 is connected with the first supporting seat 1 in an up-and-down sliding manner;

the function is as follows: the gear deburring device D is used for driving the mandrel 2-0 and the annular scraper 2-3 to float up and down and rotate according to the size, hardness and the like of burrs on the gear 0, automatically adjusting the scraping force on the burrs, avoiding filing the surface of the gear in the deburring process and uniformly cutting the burrs; the guide rail assembly 7, the second supporting seat 4 and the first supporting seat 1 are matched to realize horizontal linear movement and vertical up-and-down movement of the gear deburring device D, interference between the guide rail assembly and the base A and between the guide rail assembly and the clamp C is avoided, the whole guide rail assembly has multiple degrees of freedom and flexibility and can float, and the universality of deburring of gears 0 of different types can be realized.

Specifically, the device also comprises an adjusting assembly 3, wherein the adjusting assembly 3 comprises an adjusting plate 3-2 arranged on the upper surface of the first transition section 1b, the adjusting plate 3-2 extends to the upper part of the second supporting seat 4, and an opening 3-20 is formed in the adjusting plate 3-2 in the extending direction of the second supporting seat 4;

the adjusting component 3 also comprises an adjusting rod 3-1, and the adjusting rod 3-1 comprises a pressing section 3-1a, a second limiting section 3-1b, a second supporting section 3-1c and a third extending section 3-1d which are coaxially arranged from top to bottom; the diameters of the pressing section 3-1a and the second supporting section 3-1c are larger than the opening 3-20, the height of the second limiting section 3-1b is equal to the thickness of the adjusting plate 3-2, the second limiting section 3-1b is clamped in the opening 3-20, and the third extending section 3-1d penetrates through the second supporting seat 4 and is in threaded connection with the second supporting seat 4;

the function is as follows: the adjusting rod 3-1 is matched with the adjusting plate 3-2 to realize the lifting of the relative positions of the first supporting seat 1 and the second supporting seat 4; the opening 3-20 of the adjusting plate 3-2, the pressing section 3-1a of the adjusting rod 3-1, the second limiting section 3-1b and the second supporting section 3-1c are integrally matched to fix the relative position between the adjusting rod 3-1 and the adjusting plate 3-2, when the vertical distance of the first supporting seat 1 needs to be adjusted in use, the adjusting rod 3-1 is rotated clockwise/anticlockwise to realize the lifting of the adjusting rod 3-1 relative to the second supporting seat 4, and the adjusting plate 3-2 and the gear deburring device D are driven to move up/down.

Among them, the openings 3 to 20 are preferably U-shaped openings.

Specifically, the second support seat 4 comprises a second connecting section 4a, a second transition section 4b and a sliding section 4c which are sequentially arranged from top to bottom; the opposite side walls of the second connecting section 4a are symmetrically provided with vertical strip holes 4-3, and the second connecting section also comprises second fixing shafts 4-30 which penetrate through the strip holes 4-3 and fix the second connecting section 4a on the side walls of the first supporting seat 1;

the function is as follows: the elongated hole 4-3 and the second fixing shaft 4-30 are used for matching to realize vertical up-and-down movement and fixation between the first supporting seat 1 and the second supporting seat 4; when the device is used, the blade surfaces of the annular scrapers 2-3 are in contact with the end surface of the gear 0, when the vertical distance of the first supporting seat 1 needs to be adjusted, the second fixing shafts 4-30 are loosened, the first supporting seat 1 is moved up/down to a proper position through the adjusting assembly 3, and the second fixing shafts 4-30 are screwed tightly for fixing;

wherein, the second fixed shaft 4-30 is preferably a bolt;

the side wall of the second connecting section 4a is vertically provided with a guide groove 4-2, the side wall of the first supporting seat 1 is fixedly provided with a guide key 1-1, and the guide key 1-1 is arranged in the guide groove 4-2 in a sliding manner;

the function is as follows: the guide groove 4-2 and the guide key 1-1 are matched to realize the vertical direction guide of the first support seat 1 relative to the second support seat 4.

Preferably, the sliding section 4c is provided with a third fixing hole 4-5, and the locking bolt passes through the third fixing hole 4-5 and movably fixes the second support seat 4 on the guide rail assembly 7;

the function is as follows: when the locking bolt is loosened when the position needs to be adjusted during use, the second supporting seat 4 can slide linearly to a proper position on the guide rail assembly 7, the locking bolt is screwed down, and the second supporting seat 4 is fastened on the guide rail assembly 7 and cannot move.

Specifically, the link mechanism further comprises a second connecting arm 9 which is horizontally arranged, two ends of the second connecting arm 9 are respectively provided with a first node 9-1 and a third node 9-3, and the non-end part of the second connecting arm is also provided with a second node 9-2; the connecting rod mechanism further comprises a first connecting arm 8 arranged between the second connecting arm 9 and the guide rail assembly 7, the non-end part of the first connecting arm 8 is hinged with the second connecting arm 9 through a first node 9-1, one end of the first connecting arm 8 is hinged with the guide rail assembly 7, the other end of the first connecting arm 8 is horizontally provided with an arc sliding hole 8-1, and the second node 9-2 slides along the arc sliding hole 8-1;

the function is as follows: one end of a first connecting arm 8 is hinged with a guide rail assembly 7, the first connecting arm 8 is hinged with a second connecting arm 9 through a first node 9-1, and the first connecting arm 8 slides along an arc slide hole 8-1 of the first connecting arm 8 through a second node 9-2, so that the gear deburring device D can orbit at each angle on the horizontal plane in a matching manner, the whole device has multiple degrees of freedom and flexible functions, and the universality of deburring of gears of different types is realized;

the first node 9-1, the second node 9-2 and the third node 9-3 can be hinged through bolts;

a support column 10 is arranged below the second connecting arm 9 through a third node 9-3, and a base 11 is arranged below the support column 10;

the function is as follows: the base 11 is used for being fixed with the base A, the second connecting arm 9 is connected with the supporting column 10 through the third node 9-3, the supporting column 10 can axially rotate above the base 11, the gear deburring device D can axially rotate at all angles on the horizontal plane, the whole device has multiple degrees of freedom and a flexible function, and the universality of deburring of gears of different types is realized.

Preferably, the second connecting arm 9 is horizontally provided with a first deformation groove 9-0, and the other end of the first connecting arm 8 is clamped in the first deformation groove 9-0 and is hinged with a second node 9-2 through a first node 9-1;

the function is as follows: when the bolts of the first node 9-1 and the second node 9-2 are screwed, the first deformation groove 9-0 deforms, so that the other end of the first connecting arm 8 is fixed in the first deformation groove 9-0 and cannot rotate relatively; when the bolts of the first node 9-1 and the second node 9-2 are loosened, the first connecting arm 8 rotates along the arc slide hole 8-1 of the first connecting arm 8 through the second node 9-2, and the gear deburring device D is matched to realize the orbiting of each angle of the horizontal plane;

preferably, the base 11 is provided with a second deformation groove 11-0, and the support column 10 is fastened on the base 11 by penetrating the base fixing shaft 11-1 into the second deformation groove 11-0; wherein, the base fixing shaft 11-1 is preferably a locking bolt;

the function is as follows: when the locking bolt is tightened, the aperture of the second deformation groove 11-0 on the base 11 is reduced, so that the support column 10 and the base 11 are fixed and cannot rotate relatively, and when the locking bolt is loosened, the support column 10 can rotate by 360 degrees taking the axis of the support column as a circle; if the support column needs to be repaired and taken out, a longer M14 bolt can be selected to be screwed into the threaded hole of the support column 10 until the bolt is pushed to the bottom surface of the inner hole of the base 11, and the support column 10 can be ejected by continuously screwing the bolt.

Specifically, the guide rail assembly 7 comprises a guide rail 7-1 which is horizontally arranged, and a baffle 7-2 is arranged at one end part of the guide rail 7-1;

the function is as follows: the sliding section 4c of the second supporting seat 4 is slidably clamped on the guide rail 7-1 and is matched with the guide rail to realize the horizontal linear movement of the gear deburring device D; the baffle 7-2 at the end of the guide rail 7-1 is detachably fixed by screws and is used for limiting the position of the second supporting seat 4 and preventing the second supporting seat from moving out of the guide rail 7-1.

Specifically, the device also comprises a locking shaft 5, wherein the locking shaft 5 penetrates through the guide rail assembly 7 and the second supporting seat 4 from bottom to top to fix the guide rail assembly, the device also comprises a locking rod 6 horizontally penetrating through the lower end of the locking shaft 5, and the end part of the locking rod 6 is provided with a handle 6-1;

the function is as follows: the locking shaft 5 is used for fixing the second supporting seat 4 and the guide rail assembly 7, and meanwhile, the locking rod 6 horizontally penetrates through the lower end of the locking shaft 5, so that the locking rod 6 and the handle 6-1 are directly controlled when the connecting rod mechanism is convenient to use, and the adjustment of the connecting rod mechanism in the multi-degree-of-freedom direction is realized.

Preferably, the sliding section 4c is provided with a second fixing hole 4-4, and the upper end of the locking shaft 5 passes through the second fixing hole 4-4 and is fixed by a locking bolt.

When the gear machine is used, the base 11 is installed on the base of the gear hobbing machine base A through bolts, the clamp B is installed on the workbench of the base A through bolts, the gear 0 is fixed on the clamp B through the expansion sleeve, the link mechanism is adjusted to enable the annular scrapers 2-3 of the gear deburring device D to be tightly attached to the lower end face of the gear 0, the edges of the annular scrapers 2-3 can scrape the end face of the tooth root of the gear 0, and when the gear 0 rotates anticlockwise, the annular scrapers 2-3 are driven to rotate clockwise in the opposite direction, so that scraping and deburring are achieved.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of the various embodiments of the present disclosure can be made, and the same should be considered as the inventive content of the present disclosure, as long as the combination does not depart from the spirit of the present disclosure.