TWM452033U - Tool grinder capable of regulating grinding angle - Google Patents

Description

Tool grinding machine with adjustable grinding angle

This creation is related to a tool grinder, in particular a tool grinder for grinding the tapping angle of the tapping and chamfering blades.

According to the common tools in the workshop, such as screw taps and chamfering knives, they are usually made by large-scale machining machines such as integrated processing machines, so that even when the tools are worn, the operator can only wear them. Choosing to discard and re-purchase new products is not only wasteful, but also greatly increases the processing cost. Therefore, the creator of this case completed the tool grinder of the “Rolling and Grinding Machine Improvement” of M387726 The main body has a base, and the base is provided with a motor, the motor is connected with a grinding wheel, and the base is provided with a knife-edge back grinding seat, and the knife-edge back grinding seat is disposed on the grinding wheel. There is a first fixing hole, and the base further has a central static grinding seat, and the center static grinding seat is provided with a second fixing hole toward the grinding wheel, thereby allowing the user to The grinding and repairing tool is sequentially disposed in the first fixing hole and the second fixing hole, and the cutting edge, the blade back and the center static point of the tool can be ground by the grinding wheel to repair the tool.

However, the above-mentioned tool grinder can be well received by the market for repairing worn tools by simple operation steps, but the creator of the case found in the process of long-term development of the tool grinder, because the second of the tool grinder The fixing hole is directly threaded on the center static grinding seat, that is, the user cannot adjust the angle of the second fixing hole relative to the grinding wheel, but the tool has different chip removal depending on the blade type and the application. Angle that leads to the above tool Although the grinder can grind and repair the center point of the tool, it does not necessarily match the original chip removal angle of the tool, which in turn causes the tool grinder to be ground only for a specific tool type. In addition, the screwing and chamfering knives are similar in grinding, but limited by the above shortcomings, the existing chamfering knives must be ground by the creator of the present invention, another patent publication No. M323957 "Chamfering knife grinding machine". Another shortcoming is that, after observing the above shortcomings, the creation of this case is based on the spirit of excellence, and believes that the above-mentioned tool grinder still needs further improvement, and there is no such creation.

The main purpose of this creation is to provide a tool grinding machine with an adjustable grinding angle that adjusts the grinding elevation angle between the tool and the grinding wheel to match the chip removal angle of the tool and thereby increase the type of tool that can be used for grinding.

Another object of the present invention is to provide a tool grinding machine capable of adjusting the grinding angle. By adjusting the grinding elevation angle between the tool and the grinding wheel, the creation can be applied to both the grinding tap and the chamfering cutter.

In order to achieve the above objective, the tool grinding machine for adjusting the grinding angle provided by the present invention comprises: a base having a motor mounted thereon, and one end of the motor is coupled to a first output shaft, the first a grinding wheel is coupled to the output shaft; and a knife edge back grinding unit is disposed adjacent to one side of the grinding wheel, and the knife back grinding unit has a first fixing seat, the first fixing seat is facing a puncturing member is disposed in the direction of the grinding wheel, the eccentric member is eccentrically disposed with a first grinding hole, and a central static spot grinding unit is disposed adjacent to the other side of the grinding wheel. And the central static spot grinding unit has a stand, and one side of the stand is laterally pivoted with a rotating seat. The rotating seat is provided with a second grinding hole in the direction of the grinding wheel.

The tool grinding machine provided by the present invention can adjust the grinding angle. Since the rotating base is pivoted on the stand, the tool grinder can be rotated relative to the stand. Therefore, when grinding the center of a tool, the user can The rotating seat adjusts the grinding elevation angle between the tool and the grinding wheel to conform to the chip removal angle design of the tool, thereby not only completely repairing the center static point of the tool, but also increasing the tool grinding machine for grinding The type of tool and the creation of this tool can be applied to both the tapping and the chamfering knife.

Please refer to the first embodiment, which is a perspective view of the first preferred embodiment of the present invention, and with reference to the second and third figures, the cutting edge of the first preferred embodiment of the present invention. An exploded view of the grinding unit and an exploded view of the central static spot grinding unit, which discloses a tool grinding machine 100 having an adjustable grinding angle, the tool grinding machine 100 mainly comprising: a base 10 having a motor mounted thereon 11. One end of the motor 11 is connected to a first output shaft 111, and a grinding wheel 12 is connected to the first output shaft 111.

A knife-edge back grinding unit 20 is disposed adjacent to one side of the grinding wheel 12, and the knife-edge back grinding unit 20 has a first adjusting stage 21, and the first adjusting stage 21 is pivotally provided with a first fixing The first fixing seat 22 is provided with a first arc groove 221, and is locked to the first adjusting base 21 through a first bolt 23 through the first bolt 23 to limit the first fixing. The pivoting angle of the seat 22, the first fixing base 22 is provided with a through hole 222 in the direction of the grinding wheel 12, and a plurality of limiting holes 223 are disposed adjacent to the through hole 222, and at least one limit The hole 223 is inserted with a limit pin 24, and is implemented in the present embodiment. In the example, three limiting holes 223 are defined in the lower edge and the upper left corner of the through hole 222, so that the user can adjust the setting position of the limiting pin 24 according to the type of the grinding tool to be used. The eccentric member 25 is eccentrically disposed with a first grinding hole 251, and a stopping portion 252 is disposed adjacent to the first grinding hole 251, and the eccentric member 25 is further disposed. The limit pin 24 should be provided with a limit plane 253 for limiting the angle of rotation of the eccentric member 25.

A central static spot grinding unit 30 is disposed adjacent to the other side of the grinding wheel 12 with respect to the cutting edge grinding unit 20, and the central static spot grinding unit 30 has a second adjusting table 31, the second adjusting table The second upper seat 32 is provided with a second fixing seat 32. The second fixing base 32 is provided with a second arc groove 321 and is locked to the second adjustment through a second bolt 33 through the second arc groove 321 . The table 31 is configured to limit the pivoting angle of the second fixing base 32. The second fixing base 32 is provided with a sliding rail 322, and the sliding rail 322 is slidably coupled to a stand 34. The stand 34 The side is provided with a long hole 341 penetrating from the top to the bottom. Further, the center static spot grinding unit 30 further has a rotating seat 35, and the rotating seat 35 is provided with a lock corresponding to the long hole 341. The hole 351 is locked to the lock hole 351 through an elongated hole 341, so that the rotating base 35 is laterally pivoted on one side of the stand 34, and the rotating base 35 is attached to the hole A grinding hole 352 is disposed in the direction of the grinding wheel 12, and a plurality of positioning holes 353 are disposed adjacent to the second grinding hole 352, and A positioning pin 37 is inserted into the positioning hole 353. In the embodiment, seven positioning holes 353 are provided on the upper edge of the second grinding hole 352, so that the user can adjust the type of the grinding tool according to the type of the grinding tool. The position of the positioning pin 37 is set.

For further understanding of the structure of the creation, the use of technical means and the expected Efficacy, I will describe the use of this creation, I believe that you can have a deeper and more specific understanding of this creation, as follows: Please refer to the fourth figure at the same time, which is the first preferred implementation of this creation. For example, the user can first fix a tool 200 to be ground and repaired in a collet nut 300 and position the blade first, and then directly insert the collet nut 300 directly on the cutter head 300. The first grinding hole 251 is fixed to the position of the collet nut 300 by the stopping portion 252, and finally the collet nut 300 is rotated, so that the collet nut 300 drives the eccentric member 25 to the perforation. When the inner surface of the cutter 222 is rotated, the grinding of the grinding wheel 12 is used to repair the cutting edge and the back of the cutting tool. The structure of the collet nut 300, the positioning method of the cutting edge and the arc grinding method are It is a conventional technique and will not be described again.

Please refer to FIG. 5 and FIG. 6 at the same time, which is a schematic diagram of the use of the central static spot grinding unit of the first preferred embodiment of the present invention, and a schematic diagram of the action. When the user finishes grinding the edge and the back of the tool 200 When the center of the tool 200 is to be continuously ground, the user can remove the chuck nut 300 from the first grinding hole 251 and then insert the second grinding hole 352 into the second grinding hole 352. The grinding wheel 12 grinds the center static point of the tool 200. The rotating seat 35 is pivoted to the stand 34 to be rotatable relative to the stand 34. Therefore, when the center of the tool 200 is grounded, the grinding wheel is used. The rotation angle of the cutter 200 relative to the grinding wheel 12 can be adjusted by the rotating seat 35 to conform to the chip removal angle of the tool 200, thereby not only completely repairing the center static point of the tool 100, but also The tool grinding machine 100 can be applied to the type of grinding tool, and the advantages of the grinding angle can be adjusted, so that the creation can be applied to both the tapping and the chamfering knife.

It is worth mentioning that the user can slide the adjusting bolt 36 to slide along the elongated hole 341, and slide the upper and lower sides to adjust the position of the rotating seat 35 relative to the grinding wheel 12, and The base 34 is slidably disposed on the second fixing base 32. Therefore, the user can slide the movable seat 34 relative to the second fixing base 32 to adjust the position of the rotating base 35 relative to the grinding wheel 12. At the same time, the second fixing base 32 is pivotally disposed on the second adjusting base 31. Therefore, the user can rotate the second fixing base 32 relative to the second adjusting base 31 to adjust the rotating seat by rotating left and right. Relative to the position of the grinding wheel 12, the degree of freedom in which the rotating seat 35 can be adjusted can be increased to further enhance the type of tool that the tool grinder 100 can be used for grinding.

Please refer to the seventh embodiment and the eighth embodiment at the same time, which is a perspective view of the second preferred embodiment of the present invention and a schematic diagram of the use of the cutting unit. The tool grinding machine 100 with adjustable grinding angle and the first preferred embodiment The embodiment is different in that the motor 11 is connected to a second output shaft 112 at the other end. The second output shaft 112 is connected to a cutting piece 13 and further includes a cutting unit 40. Adjacent to one side of the cutting piece 13 and having a third adjusting table 41, the third adjusting base 41 is provided with a third fixing seat 42, and the third fixing base 42 is worn toward the cutting piece 13 A third grinding hole 421 is provided, whereby when the tool 200 is seriously damaged, the cutter 200 can be fixed in the collet nut 300, and the collet nut 300 is inserted into the third grind. The hole 421 is used to cut off the damaged portion of the cutter 200 by the cutting piece 13, and then re-grind the knife edge, the blade back and the center static point of the cutter 200 through the knife edge back grinding unit 20 and the center static spot grinding unit 30. The repair of the tool 200 can be completed. Thereby, accelerate up to speed with the grinding wheel 12 to reduce the wear and other effects.

Hereafter, the characteristics of the present invention and its achievable expected effects are as follows: The tool grinding machine of the present invention, which can adjust the grinding angle, can be rotated relative to the stand because the rotating seat is pivoted on the stand. When grinding the center of a tool, the user can adjust the grinding elevation angle between the tool and the grinding wheel to conform to the chip removal angle of the tool, thereby not only completely repairing the tool. The center is quiet and can improve the type of tool that can be applied to the tool grinder, and this creation can be applied to both the tapping and the chamfering tool.

In summary, this creation has its excellent progress and practicality in similar products. At the same time, it has investigated the technical information about such structures at home and abroad. The same structure has not been found in the literature. This creation has already possessed new types of patent requirements, and applied for it according to law.

However, the above-mentioned ones are only one of the preferred embodiments of the present invention, and the equivalent structural changes in the application of the present specification and the scope of the patent application are intended to be included in the scope of the present patent.

100‧‧‧Tool grinding machine

10‧‧‧ Pedestal

11‧‧‧Motor

111‧‧‧First output shaft

112‧‧‧Second output shaft

12‧‧‧ grinding wheel

13‧‧‧Cut slices

20‧‧‧Knife back grinding unit

21‧‧‧First adjustment station

22‧‧‧First mount

221‧‧‧First arc slot

222‧‧‧Perforation

223‧‧‧Limited holes

23‧‧‧First bolt

24‧‧‧ Limit pin

25‧‧‧Eccentric parts

251‧‧‧First grinding hole

252‧‧‧stops

253‧‧‧Limited plane

30‧‧‧Center static spot grinding unit

31‧‧‧Second adjustment station

32‧‧‧Second fixed seat

321‧‧‧second arc slot

322‧‧‧rails

33‧‧‧Second bolt

34‧‧‧stand

341‧‧‧ long hole

35‧‧‧Rotating seat

351‧‧‧Keyhole

352‧‧‧Second grinding hole

353‧‧‧Positioning holes

36‧‧‧Adjustment bolts

37‧‧‧Locating pin

40‧‧‧Cutting unit

41‧‧‧ Third adjustment station

42‧‧‧ third mount

421‧‧‧ third grinding hole

The first figure is a perspective view of a first preferred embodiment of the present creation.

The second drawing is an exploded view of the knife back grinding unit of the first preferred embodiment of the present invention.

The third figure is an exploded view of the central static spot grinding unit of the first preferred embodiment of the present invention.

The fourth figure is a schematic view showing the use of the knife-edge back grinding unit of the first preferred embodiment of the present invention.

The fifth drawing is a schematic view showing the use of the central static spot grinding unit of the first preferred embodiment of the present invention.

The sixth drawing is a schematic view of the operation of the central static spot grinding unit of the first preferred embodiment of the present invention.

The seventh drawing is a perspective view of a second preferred embodiment of the present creation.

The eighth drawing is a schematic view showing the use of the cutting unit of the second preferred embodiment of the present invention.

100‧‧‧Tool grinding machine

10‧‧‧ Pedestal

11‧‧‧Motor

111‧‧‧First output shaft

12‧‧‧ grinding wheel

20‧‧‧Knife back grinding unit

21‧‧‧First adjustment station

22‧‧‧First mount

23‧‧‧First bolt

25‧‧‧Eccentric parts

251‧‧‧First grinding hole

252‧‧‧stops

30‧‧‧Center static spot grinding unit

31‧‧‧Second adjustment station

32‧‧‧Second fixed seat

33‧‧‧Second bolt

34‧‧‧stand

35‧‧‧Rotating seat

352‧‧‧Second grinding hole

36‧‧‧Adjustment bolts

37‧‧‧Locating pin

Claims (10)

A tool grinding machine capable of adjusting an angle of grinding comprises: a base having a motor mounted thereon, and one end of the motor is coupled to a first output shaft, and the first output shaft is coupled to a grinding wheel; a knife edge back grinding unit is disposed adjacent to one side of the grinding wheel, and the knife edge back grinding unit has a first fixing seat, and the first fixing seat is provided with a perforation in the direction of the grinding wheel, the perforation system The pivoting member is provided with an eccentric member, the eccentric member is eccentrically disposed with a first grinding hole; a central static point grinding unit is disposed adjacent to the other side of the grinding wheel, and the central static spot grinding unit has a standing One side of the stand is laterally pivotally provided with a rotating seat, and the rotating seat is provided with a second grinding hole in the direction of the grinding wheel. The tool grinder of the adjustable grinding angle according to claim 1, wherein the side of the stand is provided with a long hole penetrating from the top to the bottom, and the rotating seat is correspondingly long. The hole is provided with a locking hole, and the adjusting hole is disposed through the long hole through the long hole, so that the rotating seat is pivoted to the standing. The tool grinder of the adjustable grinding angle according to the first aspect of the invention, wherein the central static point grinding unit has a second adjusting table, and the second adjusting table is pivotally provided with a second fixing base. The second fixing base is provided with a sliding rail, and the sliding rail is slidably connected to the standing. The tool grinder of the adjustable grinding angle according to claim 3, wherein the second fixing seat is provided with a second arc groove and is inserted through the second arc slot through a second bolt. The second adjustment stage is configured to limit the pivoting angle of the second fixing seat. The tool grinder of the adjustable grinding angle according to the first aspect of the invention, wherein the rotating seat is provided with a plurality of positioning holes adjacent to the second grinding hole, and a plurality of positioning holes are inserted in the at least one positioning hole. Locating pin. The tool grinder of the adjustable grinding angle according to claim 1, wherein the other end of the motor is connected with a second output shaft, and the second output shaft is connected with a cutting piece, and the adjustable The grinding angle cutter cutter further includes a cutting unit disposed adjacent to one side of the cutting piece and having a third adjusting table, the third adjusting base is provided with a third fixing base, the first fixing base The third fixing seat is provided with a third grinding hole in the direction of the cutting piece. The tool grinder of the adjustable grinding angle according to the first aspect of the invention, wherein the knife back grinding unit has a first adjusting table, and the first adjusting table is pivotally provided with a first fixing seat. The tool grinder of the adjustable grinding angle according to claim 7, wherein the first fixing seat is provided with a first arc groove and is inserted through the first arc slot through the first bolt. The first adjustment stage is configured to limit the pivoting angle of the first fixing seat. The tool grinder of the adjustable grinding angle according to claim 1, wherein the first fixing base is provided with a plurality of limiting holes adjacent to the through hole, and a plurality of limiting holes are inserted in the at least one limiting hole. The limit pin, and the eccentric member has a limit plane corresponding to the limit pin. The tool grinder of the adjustable grinding angle according to the first aspect of the invention, wherein the eccentric member is provided with a stopping portion adjacent to the first grinding hole.