WO2007071147A1

WO2007071147A1 - A deburring device for gear

Info

Publication number: WO2007071147A1
Application number: PCT/CN2006/002784
Authority: WO
Inventors: Xiaohua Xu
Original assignee: Xiaohua Xu
Priority date: 2005-12-20
Filing date: 2006-10-19
Publication date: 2007-06-28
Also published as: NZ567537A; KR20080056306A; CN1986131A; JP2009515714A; MY147992A; AU2006329132A1; CN100491036C

Abstract

A deburring device for gear comprises a plate for supporting the gear, a brush and a driving portion, etc. The plate is supported rotatably on a base by a spindle. Some positioning components of the workpiece are provided on the upper surface of the plate. A rigid brush driven by the driving portion is set on the side of the plate. The driving portion connects fixedly to a standing board that connects with a supporting board through an adjusting bolt. And the supporting board connects rotatably to a base plate. Accordingly, the brush can rotate and change its height relative to the base plate. The device can be applied to deburr on various gears, such as straight gear, mitre gear, bevel gear, etc.

Description

Gear deburring equipment

TECHNICAL FIELD The present invention relates to a gear deburring device. BACKGROUND OF THE INVENTION After the gear machine is processed, it is necessary to remove the burrs on the surface thereof, and the prior art mostly uses manual removal. This method is time consuming and laborious, and the burr removal effect is not ideal.

Recognize

A bevel gear cutting machine (application number: 2005100592217), in particular, it is designed to be in a cone

The gear teeth are chamfered and/or burred. The gear cutting machine has a workpiece spindle that coaxially houses the bevel gear. A carriage is provided which houses a plate-shaped cutter head having a plurality of pole cutters. The gear cutting machine has a plurality of digitally controllable axes that are actuated by a programmed controller, one of which forms the workpiece spindle axis of the workpiece spindle and the other of which serves as the tool spindle axis of the plate-shaped tool head. The digitally controllable axis is embodied and positioned such that by adjusting at least one axis, the workpiece mandrel, together with the bevel gear, can be tilted relative to the tool head, as the workpiece mandrel rotates about the workpiece mandrel axis and the tool head revolves around the tool mandrel axis simultaneously When rotated, the bar cutters can be inserted one after another into the interdental space of adjacent teeth and perform a chamfer or burr movement relative to the edges. The above patent application structure is relatively complicated, and is only used for chamfering and/or cleaning the burrs on the teeth of the bevel gears, the application range is narrow, and the manufacturing cost is high. DISCLOSURE OF THE INVENTION The object of the present invention is to provide a gear removal device that is simple in structure, reasonable in design, and can be used for removing gears from various gears such as spur, bevel and helical gears, with high efficiency and low manufacturing cost. The existing manual removal of gear burrs is time-consuming and laborious, the removal effect is not satisfactory, or the existing gear burr removal machine has a narrow application range and high manufacturing cost. The above technical object of the present invention is solved by the following technical solutions: The tray is supported on the base by horizontal rotation of the shaft, and a hard brush body driven by the driving portion is disposed beside the tray, the tray is substantially a disc The upper surface is provided with a plurality of positioning structures for accommodating the workpiece around the center of the tray, the driving portion is fixedly connected to the vertical plate, and the vertical plate and the small supporting plate are connected by height of the screw, and the small supporting plate is Rotating connection with the adjustment chassis. By adjusting the height of the vertical plate and the small plate, the height of the hard brush body can be adjusted. By adjusting the position of the small plate on the adjusting chassis, the inclination angle of the hard brush body can be adjusted to adapt to the spur gear and the bevel gear. The need for deburring of teeth with different inclination angles of different gears such as helical gears expands the scope of use of the present invention. The hard brush body is driven by the driving part, and the friction of the surface of the gear surface is removed by the friction between the brush body and the gear tooth surface, and the effect of removing the burr is better and the efficiency is higher.

Preferably, the shaft is provided with a gear associated with the gear, and the gear is driven by a pushing system, and the pushing system comprises a cylinder and a connecting block disposed at an end of the piston rod of the cylinder and a pushing sleeve connected to the connecting block. The push sleeve is pushed on the teeth of the gear, and the push sleeve is provided with a guide plate, the guide plate is substantially horizontally disposed, and the upper surface thereof is opposite to the lower surface of the push sleeve. When the movement of one gear to remove the burrs is completed, the tray is pushed by the pushing system to switch to another workpiece to perform the burr removal operation, the finished workpiece is removed, and the workpiece is repeatedly uninterrupted. The burr removal operation is more efficient.

Preferably, the number of teeth of the gear is an integral multiple of the number of positioning structures of the tray receiving workpiece, and a sheath is disposed outside the gear, and an opening is formed on the circumferential surface of the sheath to cause partial teeth of the gear to be exposed to be pushed by the push sleeve. . The gear can be pushed by the push system to position the workpiece on the pallet according to the number of gears turned.

Preferably, the lower surface of the tray is supported on a plurality of positioning frames, and a steel ball is disposed between the upper end of the positioning frame and the lower surface of the tray, and a spring is disposed between the steel ball and the positioning frame. The tray can be evenly stressed under the support of the positioning frame, preventing the workpiece from tilting due to uneven force when removing the burr. The steel ball and the spring cooperate to facilitate the rotation of the tray. When the tray is driven by the pushing system, the steel ball The spring compresses the spring so that the tray can be easily rotated.

Preferably, the positioning structure is a bearing embedded on the tray, and the inner ring of the bearing forms a positioning hole for receiving the workpiece. During operation, insert the axle of the gear workpiece into the hole of the inner ring of the bearing, the hard brush body When the burr is removed from the gear workpiece under the driving of the driving portion, the gear workpiece can be rotated by force, so that the burrs of all the teeth of the gear workpiece are removed by the brush body.

Preferably, a ball ball bearing is disposed between the shaft and the base, the inner ring of the ball ball bearing is fixed to the shaft, and the outer ring is embedded in the base. The tray is pushed by the pushing system, and the shaft fixed to the tray can be easily rotated around the base.

Preferably, a supporting column is arranged beside the tray, and a control panel is arranged on the supporting column. The push system and the drive section can be controlled via the control panel.

Therefore, the invention has the advantages of simple structure, reasonable design, and can be used for removing burrs of various gears such as straight teeth, bevel teeth and helical teeth, and has high efficiency and low manufacturing cost.

DRAWINGS

Figure 1 is a schematic view showing the structure of the present invention;

Figure 2 is a schematic view showing another structure of the present invention;

Figure 3 is a schematic diagram of the structure of the propulsion system.

Best way to implement the invention

The technical solutions of the present invention will be further specifically described below through specific embodiments and in conjunction with the accompanying drawings.

Embodiments: As shown in FIG. 1 and FIG. 2, the base 23 is fixed on the bottom plate 17, and the tray 3 is interlocked with the shaft 20 through the flat key 5. The shaft 20 is rotatably supported on the base 23, and two between the base 23 and the shaft 20 are provided. The ball ball bearing 21 and the shaft portion between the two ball ball bearings 21 are sleeved with a bushing 22. A support column 2 is arranged beside the tray 3, and the support column 2 is fixed on the bottom plate 17 by an inner six-legged cylindrical head screw 24, and a control panel 1 is arranged on the support column 2.

The tray 3 has a substantially disk-like structure, and its upper surface is provided with 12 positioning structures for accommodating the workpiece formed by the bearings 6 embedded in the tray 3 around the center of the tray, and the inner ring of the bearing 6 forms a positioning hole for accommodating the workpiece. The lower surface of the tray 3 is supported by a plurality of positioning frames 9 near the circumference, between the upper end of the positioning frame 9 and the lower surface of the tray 3. N2006/002784 is provided with a steel ball 7, and a spring 8 is arranged between the steel ball 7 and the positioning frame 9.

A shaft 19 is coupled to the shaft 20, and the gear 19 is pushed by the pushing system 25. As shown in FIG. 3, the pushing system 25 includes a cylinder 30 and a connecting block 32 disposed at the end of the cylinder rod and the connecting block 32. The push sleeve 34 is connected, and the push sleeve 34 is pushed up on the teeth of the gear. The push sleeve 34 is provided with a guide plate 35. The guide plate 35 is substantially horizontally disposed, and the upper surface thereof abuts against the lower surface of the push sleeve 34. The number of teeth of the gear 19 is 36, that is, an integral multiple of the number of positioning structures of the tray 3 for receiving the workpiece, and the sheath 36 is provided outside the gear, and an opening is formed on the circumferential surface of the sheath so that part of the gear of the gear is exposed to facilitate the push sleeve. promote.

The cylinder 30 and the guide plate 35 are fixed on the support frame 31. The lower end of the support frame 31 is fixed with a triangular fixing plate 28 and fixed on the fixing plate 26 together with the triangular fixing plate 28, and the fixing plate 26 is fixed by the hexagon socket head screw 27. On the bottom plate 17.

A hard brush body 13 driven by the driving portion 12 is disposed beside the tray 3. The hard brush body is fixed on the output shaft of the driving portion 12 by a fixing nut 14, and the driving portion 12 is fixed to the vertical plate 11, and the vertical plate 11 is small. The pallet 15 is variably connected by a screw height, the small pallet 15 is rotatably coupled to the adjustment chassis 16, and the adjustment chassis 16 is fixed to the bottom plate 17 by an inner six-legged cylindrical head screw 18.

When the action of removing a burr from a gear is completed, the piston rod of the cylinder pushes the push sleeve to rotate, so that the gear rotates 3 teeth, thereby rotating the tray through a station, switching to another workpiece to be removed, removing the burrs, and removing The finished workpiece is repeatedly repeated, and the gear workpiece is uninterrupted to remove the burrs, which is highly efficient. By adjusting the height of the vertical plate and the small plate, the height of the hard brush body can be adjusted. By adjusting the position of the small plate on the adjusting chassis, the inclination angle of the hard brush body can be adjusted to adapt to the spur gear and the bevel gear. The need for deburring of teeth with different inclination angles of different gears such as helical gears expands the scope of use of the present invention. The hard brush body is driven by the driving portion, and the burr of the gear surface is removed by the friction between the brush body and the gear tooth surface, and the burr removal effect is better and the efficiency is higher.

Claims

Rights request

A gear deburring device, characterized in that: a tray (3) is horizontally rotatably supported on a base (23) by a shaft (20), and a hard brush driven by a driving portion (12) is disposed beside the tray (3) The tray (3) has a substantially disk-like structure, and the upper surface thereof is provided with a plurality of positioning structures for accommodating the workpiece around the center of the tray, and the driving portion (12) is fixed to the vertical plate (11) The vertical plate (11) and the small pallet (15) are variably connected by a screw height, and the small pallet (15) is rotatably connected to the adjustment chassis (16).

2. A gear deburring apparatus according to claim 1, wherein said shaft (20) is provided with a gear (19) associated therewith, said gear (19) being urged by a pushing system (25), The pushing system (25) includes a cylinder (30) and a connecting block (32) disposed at an end of the piston rod of the cylinder and the connecting block

(32) a connected push sleeve (34), the push sleeve (34) is pushed up on the teeth of the gear, and the push sleeve (35) is provided with a guide plate (35), the guide plate (35) is substantially horizontally disposed The upper surface thereof is in contact with the lower surface of the push sleeve (34).

3. A gear deburring apparatus according to claim 2, wherein the number of teeth of said gear (19) is an integral multiple of the number of positioning structures of the tray (3) for receiving the workpiece, and a sheath is provided outside the gear (36). ), an opening is formed on the circumferential surface of the sheath to cause partial teeth of the gear to be exposed to be pushed by the push sleeve.

4. Gear deburring device according to claim 1 or 2 or 3, characterized in that the lower surface of the tray (3) is supported on a plurality of positioning frames (9), the upper end of the positioning frame (9) and the tray ( 3) A steel ball (7) is arranged between the lower surface, and a spring (8) is arranged between the steel ball (7) and the positioning frame (9).

A gear deburring apparatus according to claim 1 or 2 or 3, wherein said positioning structure is a bearing (6) embedded in the tray, and said bearing inner ring forms a positioning hole for receiving the workpiece.

The gear removing device according to claim 1 or 2 or 3, characterized in that a ball ball bearing (21) is disposed between the shaft (20) and the base (23), and the ball ball bearing is inside The ring is fixed to the shaft (20), and the outer ring is embedded in the base (23). The gear depilation device according to claim 1 or 2 or 3, characterized in that the tray (3) is provided with a support column (2), and the support column (2) is provided with a control panel ( 1).

The gear deburring device according to claim 4, characterized in that the tray (3) is provided with a support column (2), and the support column (2) is provided with a control panel (1).

9. A gear deburring device according to claim 5, characterized in that the tray (3) is provided with a support column (2), and the support column (2) is provided with a control panel (1).

10. A gear deburring device according to claim 6, characterized in that the tray (3) is provided with a support column (2), and the support column (2) is provided with a control panel (1).