CN214490020U

CN214490020U - Tool angle adjusting device for tool grinder

Info

Publication number: CN214490020U
Application number: CN202120112179.5U
Authority: CN
Inventors: 陈小玲
Original assignee: Fujian Xinfeng Technology Co ltd
Current assignee: Fujian Xinfeng Technology Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-10-26
Anticipated expiration: 2031-01-15

Abstract

The utility model provides a tool angle adjusting device for tool grinder, through with current work piece clamping or on the fixed stay pad of fixed establishment, fix the lower wall on the stroke platform, clamp the work piece on the fixed establishment again, just can be through the relative rotation of hanging wall and lower wall, realize the rotation to the work piece, realize once clamping and dress and just can process four sides, compare prior art, the condition that the error accumulation brought because of clamping and correcting many times causes the machining precision to reduce has been avoided to the at utmost, not only machining precision is high, but also production efficiency obtains promoting by a wide margin; the utility model discloses simple structure, low in production cost, the laminating of great limit has current lathe equipment, and the user need lower cost just can realize once pressing from both sides the purpose of dress repetitious processing on current lathe equipment, and the installation is also simple with the dismantlement simultaneously.

Description

Tool angle adjusting device for tool grinder

Technical Field

The utility model relates to a machining grinding machine especially relates to instrument angle adjusting device in grinding machine.

Background

At present, the work procedure of most grinding machines is all with the work piece fixed on the stroke platform earlier, then start the cutter and polish processing, dismantle the work piece after the processing is accomplished and fix after the work piece is rotatory, polish for the second time again, that is to say, need fix the quartic to the work piece of four side processing of work piece, to some high-precision work pieces, required level correction just also needs the quartic, is difficult to improve production efficiency, and clamp dress work piece many times, the correction can accumulate the error, lead to processing precision to descend.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problem, the utility model provides a tool angle adjusting device for tool grinder that only need once press from both sides the dress and can carry out processing to four sides.

In order to achieve the above purpose, the utility model provides a technical scheme is:

a tool angle adjusting device for a tool grinding machine comprises an upper disc, a lower disc, a plurality of balls and a supporting plate for supporting a workpiece fixing mechanism; the supporting plate is provided with four limiting surfaces, the four limiting surfaces are arranged around the supporting plate at 90 degrees, the upper disc is arranged above the lower disc, two opposite side surfaces of the upper disc and the lower disc are provided with annular guide rails, the upper surfaces of the balls are in contact with the annular guide rails of the upper disc, and the lower surfaces of the balls are in contact with the annular guide rails of the lower disc.

A through hole is formed in the axis of the upper disc, a support pillar is arranged in the center of the support plate, the diameter of the support pillar is the same as the inner diameter of the through hole, and the support pillar is arranged in the through hole; the bottom surface of the supporting plate is contacted with the upper surface of the upper disc; the bottom surface of the supporting plate is provided with more than one limiting column, a first limiting hole which can be matched with the limiting column is formed in the position, corresponding to the limiting column, of the upper plate, and the limiting column is arranged in the first limiting hole.

The bottom surface of the supporting column is in clearance fit with the upper surface of the lower disc.

The positioning device is characterized by further comprising a positioning ring, wherein the positioning ring is arranged between the upper disc and the lower disc, a through hole and a plurality of positioning holes are formed in the positioning ring, the position and the inner diameter of the through hole correspond to those of the through hole, the diameter of each positioning hole 60 is smaller than that of each ball, and each positioning hole is sleeved on one ball.

The upper surface of the upper disc is provided with 360-degree rotary scales.

The rotary scale is fixed on the dial, a second limiting hole and a through hole are formed in the dial, the position and the number of the second limiting hole correspond to those of the first limiting hole, and the position and the diameter of the through hole correspond to those of the through hole.

The technical scheme has the advantages that:

The technical solutions of the present invention will be described clearly and completely with reference to the following detailed description, and it should be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a schematic structural view of the lower plate and the supporting plate of the present invention after being assembled.

Detailed Description

A tool angle adjusting apparatus for a tool grinder as shown in fig. 1 to 3 includes an upper plate 1, a lower plate 2, a plurality of balls 3, and a support plate 4 for supporting a workpiece fixing mechanism; the supporting plate 4 is provided with four limiting surfaces 40, the four limiting surfaces 40 are arranged around the supporting plate 4 at an angle of 90 degrees, the upper disc 1 is arranged above the lower disc 2, two opposite side surfaces of the upper disc 1 and the lower disc 2 are provided with annular guide rails 5, the upper surfaces of the balls 3 are in contact with the annular guide rails 5 of the upper disc 1, and the lower surfaces of the balls are in contact with the annular guide rails 5 of the lower disc 2; a through hole 10 is formed in the axis of the upper disc 1, a support pillar 41 is arranged in the center of the support plate 4, the diameter of the support pillar 41 is the same as the inner diameter of the through hole 10, and the support pillar 41 is arranged in the through hole 10; the bottom surface of the support plate 4 is in contact with the upper surface of the upper tray 1.

Specifically, the bottom surface of the support plate 4 is provided with more than one limiting post 42, a first limiting hole 11 which can be matched with the limiting post 42 is formed in the position, corresponding to the limiting post 42, of the upper plate 1, and the limiting post 42 is arranged in the first limiting hole; through such setting, utilize spacing post and spacing hole one's cooperation to realize the synchronous rotation of backup pad and hanging wall, this kind of connected mode installation is simple, and it is also convenient to dismantle, is favorable to maintaining.

More specifically, as shown in fig. 3, the bottom surface of the supporting column 41 is in clearance fit with the upper surface of the lower disc 2; with this arrangement, the weight of the workpiece can be prevented from acting on the lower disc, and the rotation difficulty can be improved.

Specifically, the positioning device further comprises a positioning ring 6, wherein the positioning ring 6 is arranged between the upper disc 1 and the lower disc 2, a through hole 61 and a plurality of positioning holes 60 are formed in the positioning ring 6, the position and the inner diameter of the through hole 61 correspond to those of the through hole 10, the diameter of each positioning hole 60 is smaller than that of each ball 3, and each positioning hole 60 is sleeved on one ball 3; with this arrangement, the positioning ring can be used to prevent the balls from derailing.

Specifically, the upper surface of the upper disc 1 is provided with 360-degree rotation scales 70; through such setting, can directly understand through the scale and rotate hanging wall and work piece fixing device to the requirement angle, also can obtain high-accuracy machining precision when having saved the correction step, simultaneously, also can make the utility model is suitable for a processing of some circular workpieces.

More specifically, the rotary scale 70 is fixed on the dial 7, a second limiting hole 71 and a through hole 72 are arranged on the dial 7, the position and the number of the second limiting hole 71 correspond to the number of the first limiting holes 11, and the position and the diameter of the through hole 72 correspond to the through hole 10; through the arrangement, in the case that the scales are worn or damaged greatly, the replacement of the scales is facilitated.

The utility model discloses an application principle:

the tool can be started to process by fixing the existing workpiece clamping or fixing mechanism (such as a sucker type or upper and lower clamping type workpiece fixer) on the supporting plate, fixing the lower disc on the stroke table, clamping the workpiece on the fixing mechanism, limiting any one or more limiting surfaces through an external component to prevent the supporting plate from continuously rotating, wherein the utility model only describes that the supporting plate has four limiting surfaces, but not limited to the four limiting surfaces, the limiting surfaces only have the function of matching with the external component to prevent the supporting plate from rotating during processing, for example, an expansion shaft can be fixed on a machine tool, the end part of the expansion shaft is connected with a flat plate, when the expansion shaft extends out, the flat plate is attached to the limiting surfaces to prevent the supporting plate and the upper disc from rotating, when the expansion shaft retracts, the flat plate retreats out of the rotating track of the supporting plate without influencing the rotation of the supporting plate, the method is just one embodiment, the cost is the lowest, and a person skilled in the art can adopt any scheme during implementation as long as the supporting plate can be prevented from rotating during processing and cannot obstruct the supporting plate during rotation; the upper disc and the lower disc rotate relative to each other, so that the workpiece is rotated, four side faces can be machined by clamping once, compared with the prior art, the situation that machining precision is reduced due to error accumulation caused by multiple clamping and correction is avoided to the maximum extent, machining precision is high, and production efficiency is greatly improved; the utility model discloses simple structure, low in production cost, the laminating of great limit has current lathe equipment, and the user need lower cost just can realize once pressing from both sides the purpose of dress repetitious processing on current lathe equipment, and the installation is also simple with the dismantlement simultaneously.

Claims

1. The utility model provides a tool angle adjusting device for tool grinder which characterized in that: the device comprises an upper disc, a lower disc, a plurality of balls and a supporting plate for supporting a workpiece fixing mechanism; the supporting plate is provided with four limiting surfaces, the four limiting surfaces are arranged around the supporting plate at 90 degrees, the upper disc is arranged above the lower disc, two opposite side surfaces of the upper disc and the lower disc are provided with annular guide rails, the upper surfaces of the balls are in contact with the annular guide rails of the upper disc, and the lower surfaces of the balls are in contact with the annular guide rails of the lower disc.

2. The tool angle adjusting apparatus for a tool grinding machine according to claim 1, wherein: a through hole is formed in the axis of the upper disc, a support pillar is arranged in the center of the support plate, the diameter of the support pillar is the same as the inner diameter of the through hole, and the support pillar is arranged in the through hole; the bottom surface of the supporting plate is contacted with the upper surface of the upper disc; the bottom surface of the supporting plate is provided with more than one limiting column, a first limiting hole which can be matched with the limiting column is formed in the position, corresponding to the limiting column, of the upper plate, and the limiting column is arranged in the first limiting hole.

3. The tool angle adjusting apparatus for a tool grinding machine according to claim 2, wherein: the bottom surface of the supporting column is in clearance fit with the upper surface of the lower disc.

4. The tool angle adjusting apparatus for a tool grinding machine according to claim 1, wherein: the positioning device is characterized by further comprising a positioning ring, wherein the positioning ring is arranged between the upper disc and the lower disc, a through hole and a plurality of positioning holes are formed in the positioning ring, the position and the inner diameter of the through hole correspond to those of the through hole, the diameter of each positioning hole 60 is smaller than that of each ball, and each positioning hole is sleeved on one ball.

5. The tool angle adjusting apparatus for a tool grinding machine according to claim 1, wherein: the upper surface of the upper disc is provided with 360-degree rotary scales.

6. The tool angle adjusting apparatus for a tool grinding machine according to claim 5, wherein: the rotary scale is fixed on the dial, a second limiting hole and a through hole are formed in the dial, the position and the number of the second limiting hole correspond to those of the first limiting hole, and the position and the diameter of the through hole correspond to those of the through hole.