TWI784498B - Workpiece processing device - Google Patents

Abstract

A workpiece processing device, including a tool table, a bearing table, a control device and a power supply, wherein the tool table has a first displacement unit and a fixed unit, the fixed unit is arranged on the first displacement unit, and is moved by the first displacement unit, and the fixed unit It is used to fix the tool; the bearing table has a second displacement unit and a bearing unit, the bearing unit is arranged on the second displacement unit, the bearing unit is moved by the second displacement unit, the bearing unit is used to fix the workpiece, and the bearing unit has super The sonic vibrating part, when the workpiece is in contact with the tool, the vibration generated by the ultrasonic vibrating part vibrates accordingly, and then the tool cuts the workpiece. The control device controls the movement of the tool table and the bearing table; electricity.

Description

Workpiece processing device

The invention relates to workpiece processing technology, in particular to a workpiece processing device.

For the current technology of ultrasonic (ultrasonic) processing of workpieces, please refer to the Republic of China Patent No. M372763, which provides an ultrasonic vibration tool module. The processing angle and the way of high-speed vibration along the axial direction with the ultrasonic device process the fixed workpiece blank, and then complete the processing of the workpiece. This processing technology is called power skiving.

However, in the technology of powerful gear skiving, changing the machining angle of the tool will form a side inclination angle with the workpiece, and a lateral component force will be generated when there is a side inclination angle. When the lateral component force is too large, it is easy to deform the workpiece, so The situation is especially obvious when processing small modulus gears, which will affect the quality of processing.

In addition, in the powerful gear skiving technology, the workpiece is also easily affected by the irregular self-excited vibration of the machine, which will also affect the quality of the processed workpiece.

The main purpose of the present invention is to provide a workpiece processing device, which can effectively reduce the lateral component force compared with the prior art, thereby avoiding deformation of the workpiece and improving the processing quality.

Another main purpose of the present invention is to provide a workpiece processing device, which can prevent the workpiece from being affected by the irregular self-excited vibration of the machine compared with the prior art, thereby improving the processing quality.

In order to achieve the above object, the present invention provides a workpiece processing device, which includes: a tool table with a first displacement unit and a fixed unit, the fixed unit is set on the first displacement unit, and through the first displacement unit A displacement unit moves, and the fixed unit is used to fix a tool; a carrying platform has a second displacement unit and a carrying unit, the carrying unit is arranged on the second displacement unit, and the carrying unit is connected by the second The displacement unit moves, the carrying unit is used to fix a workpiece, and the carrying unit has an ultrasonic vibrating element, which produces a vibration direction, when the workpiece contacts the tool, the ultrasonic vibrating element The generated vibration direction makes the workpiece vibrate with the vibration direction, and then makes the tool cut the workpiece; a control device is electrically connected to the tool table and the carrier table, so as to control the movement of the tool table and the carrier table ; and a power supply electrically connected to the control device, the tool table and the carrying table to provide the required power.

In this way, the workpiece processing device provided by the present invention can effectively reduce the lateral force component compared with the prior art, thereby avoiding deformation of the workpiece and improving the quality of processing by virtue of the bearing unit having the technical characteristics of an ultrasonic vibrating element. .

And, the workpiece processing device provided by the present invention can prevent the workpiece from being affected by the irregular self-excited vibration of the machine table by virtue of the technical characteristics of the ultrasonic vibrating element in the carrying unit, thereby improving the processing quality.

In order to describe the technical features of the present invention in detail, hereby aim at the following preferred embodiment, and describe it with the drawings as follows, wherein: the workpiece processing device 10 of the present invention as shown in Figures 1-3 includes a tool rest 20 , a carrying platform 30 , a control device 40 and a power supply 50 .

As shown in Figures 2-5, the tool table 20 has a first displacement unit 21 and a fixed unit 23, the fixed unit 23 is arranged on the first displacement unit 21, and is moved by the first displacement unit 21, The fixing unit 23 is used to fix a cutter 90 (as shown in FIGS. 6 and 7 ).

As shown in Figures 2 and 7, in this preferred embodiment, the first displacement unit 21 includes two X-axis guide rails 211, two Y-axis guide rails 213 and two Z-axis guide rails 215, and the fixing unit 23 is along the The two X, Y, and Z axis guide rails 211, 213, 215 move, and the cutter 90 is annular, and the cutter 90 has an outer surface 91, and the outer surface 91 forms a plurality of cutting edge portions 92, each of which cutting edge portions 92 lines have a predetermined angle of inclination.

In other preferred embodiments, the number of the two X-axis guide rails 211, the two Y-axis guide rails 213 and the two Z-axis guide rails 215 can also be one or more than three as an example, and the fixing unit 23 can also be provided Therefore, the number of the two X-axis guide rails 211, the two Y-axis guide rails 213 and the two Z-axis guide rails 215 is not limited to this preferred embodiment; in addition, in other preferred embodiments, if according to The use of guide rails that require more directions can be implemented with different moving mechanisms available for the fixed unit 23, so the first displacement unit 21 is not limited to this preferred embodiment; in addition, in other preferred implementations In the example, the number of cutting edges 92 of the cutter 90 does not have to be plural, and can also be adjusted according to requirements. In addition, the cutter 90 does not have to be annular, have the outer surface 91 and be formed with the plurality of blades. Mouth 92, the cutting tool 90 can choose to use different shapes of the cutting tool 90 according to processing requirements.

As shown in Figures 1 and 3-7, the bearing table 30 has a second displacement unit 31 and a bearing unit 33, the bearing unit 33 is arranged on the second displacement unit 31, and the bearing unit 33 is carried by the second displacement unit 33. The displacement unit 31 moves, the bearing unit 33 is used to fix a workpiece 100, and the bearing unit 33 has an ultrasonic vibrating element 35, the ultrasonic vibrating element 35 generates a vibration direction D, by the first displacement unit 21 And the second displacement unit 31 is to adjust the relative position of the workpiece 100 and the tool 90, when the workpiece 100 is in contact with the tool 90, the vibration direction D generated by the ultrasonic vibrating element 35 makes the workpiece 100 follow the The vibration direction D vibrates, and then the tool 90 cuts the workpiece 100 (as shown in Figure 6-7), and the high-frequency vibration of the ultrasonic processing technology is used to improve the tool 90 by hammering and abrasion. The cutting performance of the workpiece 100 can effectively reduce the wear and tear of the cutting tool 90. In addition, it can also reduce the lateral component force as described in the prior art, thereby avoiding the deformation of the workpiece 100, thereby improving the quality of processing; in addition, the use of ultrasonic The high-frequency vibration of the processing technology can also replace the irregular self-excited vibration of the workpiece 100 blanks mentioned in the previous technology, avoiding the influence of the irregular self-excited vibration of the workpiece 100 blanks by the machine, thereby improving the processing quality; Also, because in the machining process, the plurality of cutting edge portions 92 are the only positions in contact with the workpiece 100, the cutting edge portion of the tool 90 is set to have the predetermined angle of inclination, which is to avoid other slant angles of the tool 90. Parts interfere with the workpiece 100 , resulting in poor processing quality of the workpiece 100 .

As shown in Figures 1, 3, 4 and 7, in this preferred embodiment, the second displacement unit 31 includes a rotary disc 311 and a rotating shaft 313, and the rotary disc 311 is arranged on the rotating shaft 313 and driven by it The carrying unit 33 is fastened to the rotary disk 311 , so that when the rotating shaft 313 drives the rotary disk 311 to rotate, the angle of the workpiece 100 relative to the tool 90 can be adjusted. In other preferred embodiments, the second displacement unit 31 is set as the first displacement unit 21 as the X, Y, Z axis guide rails 211, 213, 215 according to the requirements of the moving direction. , so the implementation of the second displacement unit 31 is not limited to this preferred embodiment.

In addition, in this preferred embodiment, the workpiece 100 is an example of a gear, and the tool 90 is also configured to be ring-shaped according to processing requirements, has the technical features such as the outer surface 91 and the plurality of cutting edges 92 formed therein . In other preferred embodiments, the workpiece 100 can also be a workpiece 100 of other shapes, and the cutting tool 90 can be selected to use different shapes of the cutting tool 90 according to processing requirements, so the workpiece 100 And the implementation form of the cutter 90 is not limited to this preferred embodiment.

As shown in FIG. 2 , the control device 40 is electrically connected to the tool table 20 and the carrying table 30 to control the movement of the tool table 20 and the carrying table 30 .

As shown in Figures 2 and 4, in this preferred embodiment, the control device 40 calculates the machining path of the tool 90 and the workpiece 100 by the principle of gear meshing, thereby controlling the fixing unit 23 and the carrying unit 33 is displaced to position, and the tool 90 and the workpiece 100 are rotated at a fixed ratio. In other preferred embodiments, when the workpiece 100 is not a gear, the way of calculating the machining path of the tool 90 and the workpiece 100 can be changed according to requirements, so the control device 40 calculates the machining path of the tool 90 and the workpiece 100 The way of the path is not limited to this preferred embodiment.

As shown in FIG. 2 , the power supply 50 is electrically connected to the control device 40 , the tool table 20 and the carrier table 30 to provide required power.

The structure of the workpiece processing device provided by a preferred embodiment of the present invention has been described above, and the use status of the workpiece processing device provided by a preferred embodiment of the present invention will be described below.

As shown in Figures 4-7, when the workpiece 100 is to be processed, the user fixes the workpiece 100 on the carrying unit 33, and then uses the control device 40 to set the tool 90 on the fixing unit 23 and fix it on the The workpiece 100 of the carrying unit 33 is adjusted to the corresponding position, and the machining path of the tool 90 and the workpiece 100 is calculated, so that the tool 90 and the workpiece 100 are rotated according to a fixed ratio. The X-axis guide rail 211, the two Y-axis guide rails 213 and the two Z-axis guide rails 215 perform axial movement in X, Y and Z, so that the tool 90 can move around the workpiece 100, and the carrying unit 33 By being installed on the rotary disc 311, after the rotary disc 311 is driven by the rotating shaft 313, the angle of the workpiece 100 relative to the tool 90 can be adjusted; after the positioning of the tool 90 and the workpiece 100 is completed, according to the control device 40 The pre-calculated machining path, through the vibration of the ultrasonic vibrating element 35, the workpiece 100 vibrates accordingly, and then the tool 90 and the workpiece 100 are rotated at a fixed ratio for cutting, and the machining of the workpiece 100 is completed.

Therefore, the present invention provides a workpiece processing device. The bearing unit has the technical characteristics of an ultrasonic vibrating element. Compared with the prior art, the lateral component force can be effectively reduced, thereby avoiding deformation of the workpiece, thereby improving the processing quality.

In addition, the workpiece processing device provided by the present invention can prevent the workpiece from being affected by the irregular self-excited vibration of the machine, thereby improving the processing quality, because the bearing unit has the technical characteristics of an ultrasonic vibrating element.

In addition, the present invention provides a workpiece processing device. The bearing unit has the technical characteristics of an ultrasonic vibrating element. The effects of hammering and abrasion can improve the cutting performance of the tool on the workpiece, and can effectively reduce the wear and tear of the tool.

10: Workpiece processing device 20: tool table 21: The first displacement unit 211: X-axis guide rail 213: Y-axis guide rail 215: Z-axis guide rail 23: fixed unit 30: carrying platform 31: The second displacement unit 311: Turntable 313: Shaft 33: Bearing unit 35: Ultrasonic vibration parts 40: Control device 50: power supply D: vibration direction 90: Knife 91: Outer surface 92: cutting edge 100: workpiece

Fig. 1 is a block diagram of a preferred embodiment of the present invention. Fig. 2 is a perspective view of a preferred embodiment of the present invention. Fig. 3 is a front view of a preferred embodiment of the present invention. Figure 4 is a partially enlarged view from the perspective of Figure 3 . Fig. 5 is a side view of a preferred embodiment of the present invention. Fig. 6 is a schematic view of the use state of a preferred embodiment of the present invention, showing the state that the present invention is equipped with a cutting tool and a workpiece. Fig. 7 is a schematic diagram of the use state of a preferred embodiment of the present invention, showing the state of the cutting tool of the present invention processing a workpiece.

10: Workpiece processing device 20: tool table 21: The first displacement unit 211: X-axis guide rail 213: Y-axis guide rail 215: Z-axis guide rail 23: fixed unit 30: carrying platform 31: The second displacement unit 311: Turntable 313: Shaft 33: Bearing unit 35: Ultrasonic vibration parts

Claims (2)

A workpiece processing device, which includes: a tool table with a first displacement unit and a fixed unit, the fixed unit is arranged on the first displacement unit, and is moved by the first displacement unit, the fixed unit is used to fix a tool, and the tool is fixed in a straight direction; a carrying platform has a second displacement unit and a carrying unit, the carrying unit is arranged on the second displacement unit, and the second displacement unit includes a rotary disc and a rotating shaft, the disk surface of the rotating disk is straight, and the rotating disk is arranged on the rotating shaft and driven by it, the bearing unit is arranged on the rotating disk, and the bearing unit is moved by the second displacement unit , the carrying unit is used to fix a workpiece, and the carrying unit has an ultrasonic vibrating element, the ultrasonic vibrating element generates a vibration direction, when the workpiece contacts the tool, the vibration generated by the ultrasonic vibrating element The vibration direction makes the workpiece vibrate with the vibration direction, and then the tool cuts the workpiece; a control device is electrically connected to the tool table and the carrier table, so as to control the movement of the tool table and the carrier table; and a A power supply is electrically connected to the control device, the tool table and the carrying table to provide the required power. The workpiece processing device according to claim 1, wherein: the first displacement unit includes at least one X-axis guide rail, at least one Y-axis guide rail, and at least one Z-axis guide rail, and the fixing unit is along the at least one X, Y, Z axis guide rail moves.

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