TWM515442U - Improved tool adjusting and positioning structure of grinding machine - Google Patents

Description

Grinding machine tool adjustment positioning improved structure

This creation is about "improving the structure of the tool for adjusting the position of the grinder", especially for a tool that can be tightened by various tools such as drill bits and milling cutters.

According to the conventional tool, when the cutter is used to grind and repair a cutter such as a milling cutter or a drill, the cutter must be clamped and fixed by a cutter clamp. The existing cutter fixture mainly has a front collet nut, and the front collet The nut is internally provided with a tapered hole, and an inner thread is arranged on the inner wall of the tapered hole, and the outer peripheral side of the front collet nut is flattened to form a plurality of positioning surfaces, and the tapered hole is further formed. The inner system is provided with a collet, which is composed of a plurality of elastic sheets, and the center of the collet is provided with a clamping hole corresponding to the tapered hole, and further comprises a rear collet nut. The outer peripheral side is provided with an external thread for screwing with the internal thread, so that the front collet nut and the rear collet nut can be screwed and fixed, and at the center position of the rear collet nut Corresponding to the tapered hole, a perforation is provided, so that the user only needs to pass a cutter into the clamping hole, then place the collet in the tapered hole, and let the front collet nut and the The rear collet nut is screwed and fixed, and the collet nut is pushed through the rear collet nut toward the front clamp The direction of movement of the nut, the tapered bore to produce by wedge action, to press the collet to contract inward, to achieve the purpose of clamping of the tool.

After the clamping and fixing operation of the tool is completed, the positioning of the tool can be performed through the positioning device, and the conventional positioning device has a base, and a fixing hole is formed in the base. A fixing block is arranged adjacent to the fixing hole, and an adjusting block is arranged on the base, and an adjusting portion is arranged on the adjusting block, and an adjusting bolt is arranged on the adjusting block for moving the adjusting block to move on the base Thereby, the tool holder can be placed in the fixing hole, and the positioning surface is blocked by the fixing block, so that the front chuck nut does not have the freedom of rotation, and then the front and rear collet nuts are slightly loosened. Then, rotate the cutter end of the cutter so that any cutting edge of the cutter is aligned with the positioning surface of the front collet nut, and then the front collet nut and the rear collet nut are locked and fixed, so that the positioning work of the cutter can be completed.

Although the above-mentioned tool holder can effectively clamp the tool for further positioning through the positioning device, when the tool length is smaller than the tool holder, that is, when the tool tail is hidden in the tool holder, the user will not be able to touch the tool. The tool cannot be smoothly rotated to complete the positioning, so that an additional extension rod is needed to further complete the clamping positioning operation of the short knife; and for these problems, it is necessary to further improve it.

In view of the fact that there are still improvements in the current structure, the creator has been engaged in the multi-year production and sales experience of related products, and has focused on improving the existing problems. After many improvements, he finally created a kind of grinding. The tool of the machine adjusts the positioning and improves the structure.

Therefore, the main purpose of this creation is to provide a tool positioning that can be adjusted in one time, without having to spend time repeating the positioning, and can quickly check the tool edge line and quickly adjust the tool edge angle to be accurate, so that For the tool that grinds one blade to the edge of the multi-blade, the overall tool positioning, correction is easy to operate and the tool of the grinding machine is adjusted and positioned to improve the structure.

Another object of the present invention is to provide a blade that can be quickly assembled by simply turning or unscrewing the work in an axial clamping direction. The tool of the grinding machine for the grinding operation adjusts the positioning and improves the structure.

Another object of the present invention is to provide a tool adjustment positioning improvement structure for a grinder capable of holding a tool having a different length.

In order to achieve the above object, the present invention proposes a tool adjustment positioning improved structure of a grinder, comprising: a hollow rear collet, the outer periphery of the rear collet has an external thread portion, and the inner circumference of the rear collet is convex. Providing a resisting portion; a hollow collet member having a clamping hole, the outer peripheral edge of one of the collet members having an outer tapered portion, and the collet member having a taper different from one side of the outer tapered portion a portion, wherein the outer tapered portion and the tapered portion are respectively provided with a plurality of slits, and the tapered portion of the collet member is received in the rear collet so that the tapered portion abuts against the resisting portion; a hollow front collet, the outer periphery of one side of the front collet has a flange portion, and the inner circumference of the front collet has an inner tapered hole and an internal threaded portion, and the inner tapered hole is provided for the collet member The outer tapered portion is received, and the inner threaded portion of the front collet is screwed with the outer threaded portion of the rear collet; and a hollow positioning ring having an inner peripheral edge of the retaining ring is provided with a flange against the front collet The class part of the department, and the peripheral edge setting position outside the positioning ring is provided with two opposite positioning cut surfaces and one or more keyholes; Member, the packing element system is screwed to the lock hole of the positioning ring, so that the pressing end of the clamping member to abut against the outside periphery of the front chuck.

The resisting portion is an inclined surface.

Wherein, the pressing member is a tightening screw.

It may further include an inspector having a sleeve, the sleeve One side has a transparent window, and the transparent window has a correction line, and the sleeve has a correction block corresponding to the positioning plane of the positioning ring on one side of the transparent window, and each correction block can be combined with the second Position the cut surface to adjust the edge angle of the tool.

The following description of the preferred embodiment of the present invention is further described below in order to enable those skilled in the art to practice the present invention to be implemented in accordance with the present specification.

10‧‧‧Back chuck

11‧‧‧ External thread

12‧‧‧Resistance Department

20‧‧‧Clamps

201‧‧‧Clamping hole

21‧‧‧Outer cone

22‧‧‧attenuation

23‧‧‧ slotting

30‧‧‧ front chuck

31‧‧‧Flange

32‧‧‧Inner cone

33‧‧‧Threaded Department

40‧‧‧ positioning ring

41‧‧‧Class Department

42‧‧‧ positioning section

43‧‧‧Keyhole

50‧‧‧forced parts

60‧‧‧Viewer

61‧‧‧ sleeve

62‧‧‧Transparent window

63‧‧‧correction line

64‧‧‧Correction block

70‧‧‧Tools

80‧‧‧ Positioning device

81‧‧‧Base

82‧‧‧Fixed holes

83‧‧ ‧ fixed block

84‧‧‧Affinity plane

85‧‧‧ bolts

90‧‧‧ Grinder

91‧‧‧ grinding wheel

92‧‧‧ grinding seat

93‧‧‧ Grinding holes

The first picture is a three-dimensional exploded view of the creation.

The second picture is a three-dimensional combination diagram of the creation.

The third picture is a schematic cross-sectional view of the creation.

The fourth figure is a partial cross-sectional view of the creation matching positioning device.

The fifth picture is a three-dimensional decomposition diagram of the creation matching viewer.

The sixth picture is a schematic diagram of the end face adjustment action of the creation matching viewer.

The seventh figure is another three-dimensional combination diagram of the present creation.

The eighth figure is a schematic view of the three-dimensional appearance of the tool grinding according to the embodiment of the present creation.

First, please refer to the first to eighth figures. The present invention is a tool for adjusting and positioning the cutter of the grinder, comprising: a hollow rear collet 10 having an external thread on the outer circumference of the collet 10 a hollow portion of the inner periphery of the rear collet 10; a hollow collet member 20 having a clamping hole 201, and an outer peripheral edge of one of the collet members 20 has an outer tapered portion 21, The sleeve member 20 has a tapered portion 22 on one side of the outer tapered portion 21, and the outer tapered portion 21 and the tapered portion 22 are respectively provided with a plurality of slits 23, Elastically, the tapered portion 22 of the collet member 20 is received in the rear collet 10 such that the tapered portion 22 abuts against the resisting portion 12; a hollow front collet 30, An outer peripheral edge of the front collet 30 has a flange portion 31, and an inner peripheral edge of the front collet 30 has an inner tapered hole 32 and an internal thread portion 33 for the collet member 20 The outer tapered portion 21 is received, and the inner threaded portion 33 of the front collet 30 is screwed with the outer threaded portion 11 of the rear collet 10; a hollow positioning ring 40, and the inner peripheral edge of the positioning ring 40 is provided with abutting The step portion 31 of the flange portion 31 of the front collet 30, and the outer peripheral edge setting position of the positioning ring 40 is provided with two opposite positioning cutting faces 42 and one or more locking holes 43; a pressing member 50, the forced portion The fastening member 50 is screwed to the locking hole 43 of the positioning ring 40 such that the end of the pressing member 50 abuts against the outer periphery of the front collet 30.

The resisting portion 12 is an inclined surface.

Wherein, the pressing member 50 is a tightening screw.

It may further include a viewfinder 60 having a sleeve 61 having a transparent window 62 on one side thereof, the transparent window 62 having a correction line 63, and the sleeve 61 is different from the One side of the transparent window 62 has a correction block 64 corresponding to the two positioning cut planes 42 of the positioning ring 40, and each correction block 64 is placed against the two positioning cut surfaces 42 for edge correction of the tool 70 (eg Figure 5 to Figure 6).

The locking holes 43 of the positioning ring 40 are set to two, and the two locking holes 43 are provided for the two pressing members 50 so that the ends of the pressing members 50 respectively abut against the front clamping head. 30 outside the perimeter (as shown in Figure 7).

With the above combination, please continue to refer to the first to eighth figures. It is shown that when the user pre-clamps a cutter 70, the cutter 70 only needs to be inserted into the clamping hole 201 of the collet member 20, and then the collet member 20 is placed in the inner tapered hole 32 of the front collet 30, The outer threaded portion 11 of the rear collet 10 is screwed into the inner threaded portion 33 of the front collet 30, so that the inner tapered hole 32 of the front collet 30 can be wedge-shaped, and the collet member 20 is pressed toward the inside. Shrinking, and thus can achieve the effect of the clamping tool 70 (as shown in the third figure); after the user completes the preliminary clamping operation of the tool 70, the positioning of the tool 70 can be further performed through a positioning device 80, such as As shown in FIG. 4, the positioning device 80 has a base 81, and a fixing hole 82 is formed in the base 81, and a fixing block 83 for locking by a bolt 85 is disposed at a position adjacent to the fixing hole 82, and the fixing block 83 is provided. The side edge mask has an abutment plane 84.

Thereby, the user can place the creation in the fixing hole 82 of the positioning device 80, and first insert the cutter 70 into the fixing hole 82 and abut against the abutment plane 84 of the positioning device 80 (as shown in the fourth figure). After the rotating chuck 10 locks the cutter 70, the entire set of the creation kit can be taken out from the fixing hole 82. After that, the user holds the entire set of the creation kit and fits the viewer 60 into the positioning ring. 40 outside (as shown in the fifth figure), and holding the rear collet 10 with the hand, at this time, the pressing member 50 can be loosened, and the user can simultaneously view the transparent window 62 of the viewer 60 to confirm the tool 70. Whether the edge line is aligned with the correction line 63 of the viewer 60 (as shown in the sixth figure); when adjusting the edge line of the tool 70, the user can simply use the hand to rotate the rear chuck 10 to interlock the tool 70. The corner line is rotated until the edge line and the correction line 63 of the viewer 60 are in the same reference line, and finally the tightening member 50 is locked (as shown in the sixth figure), and the tool adjustment positioning of the creation can be completed. The operation mode is simple and convenient, and it is practical.

The whole set of the creation of the tool is matched with the effect of the viewer 60, and it is possible to perform the alignment of the fast tool edge angle, and when the tool is positioned, it can be placed in one place, and it takes no time to repeat the adjustment and positioning, and can be quickly Inspect the tool edge line and quickly adjust the tool edge angle to make it accurate, so that the tool can be ground from one blade to the edge of the multi-blade. The overall tool positioning and correction is convenient and fast, and practical.

Finally, the user can perform the grinding operation on the grinder 90 by using the cutter 70 held by the creation. Please refer to the eighth figure, the grinder 90 has a motor (not labeled), and the motor interlocks the grinding wheel 91. The grinding machine 90 is provided with an angle-adjusting grinding seat 92. The grinding seat 92 has a grinding hole 93, and the tool 70 held by the creation can be placed in the grinding hole 93 of the grinding seat 92. The grinding blade 91 can be used to grind the cutting edge of the cutter 70, and the overall grinding operation mode is simple and convenient, and has practical utility.

Furthermore, the present invention mainly utilizes the screwing of the pressing member 50 to tighten the front collet 30, and the external thread portion 11 of the rear collet 10 is screwed with the internal thread portion 33 of the front collet 30 to adjust the cutter. The clamping length of 70 can be locked afterwards, not only can hold the tool with a long length, but also can hold a shorter tool. This creation only requires the user to perform the twisting or unscrewing of the pressing member 50. It can be assembled quickly, and it is convenient for the user to perform the edge grinding of the tool. The clamping direction of the creation is axial clamping to avoid tool damage and ensure the service life.

The design of this creation can be applied to the grinding of the following tools:

1. Grinding single-blade tool, which is suitable for engraving knives or guide knives.

2. Grinding double-edged tools, which are suitable for drills or milling cutters.

3. Grinding three-blade tools, which are suitable for drills or milling cutters or angle cutters.

4. Grinding four-blade tools, which are suitable for milling cutters.

This creation can be unequally cut, and can be customized according to the user's needs. It is in line with the DIY market selection and is economical and practical.

In summary, the tool of the original grinding machine adjusts the positioning and improves the structure, effectively improves the various shortcomings of the conventional structure, and the main technical means of the creation are not found in any related publications, and the application requirements of the new patent are met. , 提出 Apply in accordance with the law, and ask the SIPO to grant the patent right.

10‧‧‧Back chuck

11‧‧‧ External thread

12‧‧‧Resistance Department

20‧‧‧Clamps

201‧‧‧Clamping hole

22‧‧‧attenuation

23‧‧‧ slotting

30‧‧‧ front chuck

31‧‧‧Flange

40‧‧‧ positioning ring

42‧‧‧ positioning section

43‧‧‧Keyhole

50‧‧‧forced parts

Claims (4)

The utility model relates to a tool adjustment and positioning improvement structure of a grinder, comprising: a hollow rear collet, the outer periphery of the rear collet has an external thread portion, and an inner peripheral edge of the rear collet protrudes with a resisting portion; a hollow collet member holding a hole, the outer peripheral edge of one of the collet members having an outer tapered portion, and the collet member has a tapered portion on a side different from the outer tapered portion, and the outer tapered portion and the outer tapered portion The tapered portion is respectively provided with a plurality of slits, and the tapered portion of the collet member is received in the rear collet so that the tapered portion abuts against the resisting portion; a hollow front collet, the front clip The outer peripheral edge of the first side has a flange portion, and the inner circumference of the front collet has an inner tapered hole and an internal threaded portion, and the inner tapered hole is for receiving the outer taper portion of the collet member, and the front portion The threaded portion of the collet is screwed with the outer threaded portion of the rear collet; a hollow positioning ring having an inner peripheral edge of the positioning ring is provided with a step portion that abuts against the flange portion of the front collet, and the positioning ring The outer peripheral setting position is provided with two opposite positioning cutting surfaces and one or more locking holes; and a pressing member is screwed on the positioning ring Keyhole, so that the end portion of the packing member to abut against the outside periphery of the front chuck. The improved tool positioning and positioning structure of the grinder according to the first aspect of the invention, wherein the resisting portion is an inclined surface. The tool adjustment positioning improvement structure of the grinder as described in claim 1, wherein the pressing member is a tightening screw. The tool adjustment positioning improvement structure of the grinder of claim 1, further comprising a viewer having a sleeve, one side of the sleeve having a transparent window, the transparent window having a Correcting a line, and the sleeve has a correction block corresponding to the positioning surface of the positioning ring on one side of the transparent window, and each correction block is cut with the two positioning Face-to-face to correct the edge of the tool.