KR950005410B1 - Grinding machine for flat glass - Google Patents

Abstract

The grinder smoothly/transparently grinds keen-edged corners of the variously cut flat glasses cut in various shapes. It comprises a horizontal support(33) equipped on a rotary shaft(39) on an end of a 2nd joint beam; a slope angle adjustment support(16) having a guide groove(16A) and a rack gear(16B); support plates(41,46) positioned on both sides of the guide groove(16A); two bearings(45) inserted into the guide groove(16A); a grinding wheel(50) motor(19) fixed to the support plate(41).

Description

Plate glass grinder

1 to 4 are side views of a conventional grinding machine.

5 is a side view of the present invention glass plate polishing machine.

FIG. 6 is a view showing a portion A operation of FIG.

7 is an exemplary view of a state in which the polishing wheel is fixed to the chamfering angle of the plate glass.

8 is an exploded view of part A of FIG.

9 is a view from the arrow direction in FIG. 6;

10 is a sectional view taken along line 9 of A-A.

11 is from 9 Drawing with the slide plate and support plate removed.

12 is a cross-sectional view taken along line B-B in FIG.

* Explanation of symbols for main parts of the drawings

16: slope angle adjustment support 16A: guide groove

16B: Rack Gear 18: Adjustment Handle

19: polishing wheel motor 21: slide plate

23: guide groove 24: bolt support

28: slide plate 30: nut ball

31: angle adjusting bolt 33: spring groove

38: knob nut 44: pinion gear

45: bearing

The present invention relates to a plate glass polisher that polishes the chamfered portion of the plate glass smoothly and transparently like the surface of the plate glass after four-sided or side-processing the sharp edge portion of the plate glass cut into various shapes.

Plate grinders conventionally used are the same as shown in FIGS. 1, 2, 3, and 4. FIG. 1 is a manual grinding machine of the simplest structure, in which an operator grasps the plate glass 7 and rotates the chamfered portion of the plate glass to the polishing wheel while rotating the large polishing wheel 50 with the polishing cloth vertically as the polishing wheel motor 19. It is a manual machine that grinds by supplying the polishing liquid made by adding abrasive to water while rubbing to the friction surface between the chamfering part and the polishing wheel.

In addition, Figure 2 is a machine that improves the manual polishing machine one step, the outer appearance is a polishing machine similar to the deformed chamfering machine, and the grinding wheel 50 is equipped to fit the slope angle while slowly rotating the chamfered glass 7 to the adsorber (4) Adjust the wheel motor 19 to be inclined around the polishing wheel diameter adjusting shaft 51, and move the wheel motor toward the plate glass, thereby rubbing the bottom surface of the polishing wheel with the portion of the plate glass and polishing the polishing liquid. It is a machine that cools heat due to friction by feeding it between the friction surfaces and performs grinding processing.

3 is similar to the deformation chamfering as shown in FIG. 2, but the wheel motor 19 equipped with the polishing wheel 50 is laid horizontally or less in accordance with the slope angle, so that the circumference of the rotating polishing wheel is equal to the chamfered surface of the plate glass. As the friction and polishing, adsorption and rotation of the plate glass, the polishing liquid supply, and the like are shown in FIG.

Such conventional grinding machines shown in FIGS. 1 to 3 are all polishing machines for four-side polishing, and side polishing is impossible.

On the other hand, FIG. 2 and FIG. 4 are machines capable of performing both side polishing and slope polishing, and adjust the inclination angle adjusting device of the polishing machine to vertically adjust the wheel motor to which the polishing wheel is attached and then rotate the circumference of the rotating polishing wheel. Polishing is performed by friction with the side chamfering of the pane.

As described above, the conventional grinding machine has a type in which one of the bottom surfaces on which the rotating grinding wheel is laid is polished by friction with the inclined surface of the plate glass chamfered as shown in FIG. 2, and a circular polishing wheel rotating as shown in FIG. The bottom surface of the circumference is divided into the grinding machine which is polished by the friction with the inclined surface of the chamfered glass. The former grinding machine (2nd and 4th) can be used for the surface polishing and the side polishing of the plate glass. The polishing was performed in the same way as the chamfering method, so that the chamfered marks of the chamfered plate glass and the polishing direction of the polishing wheel were the same, so that the diamond wheel traces remained fine even after polishing.

In addition, the latter grinder (figure 3) is polished in the opposite direction to the diamond wheel marks produced by the chamfering, but the polishing is good, but there is a problem that the side of the glass can not be polished.

The present invention is a polishing machine developed in view of the above problems as well as lateral polishing as well as lateral polishing, it is devised to be able to easily adjust the polishing of any angle to the present invention described in detail by the accompanying drawings as follows. same.

The grinding machine of the present invention, as shown in Figure 5, the overall form of the present application related to the modified chamfering of the applicant of the present application Utility Model Application Nos. 88-13262, 88-22093, 89-90, 89-4783, 89 -10142, Patent Application Nos. 90-3039, 90-11606), the polishing device (A) is installed at the end of the bevel angle adjustment support 16 installed as the end of the second joint beam (10). That is, at the upper end of the body 1, an adsorber 4 and an adsorption arm 5 for adsorbing and rotating the plate glass 7 are installed on the rotary table 6, and the axis of the rotary table 6 is inside the body 1. It is connected to the shaft of the reducer connected by a motor (not shown) and the belt of the plate glass can be rotated slowly. In addition, the horizontal beam (2) is provided on the lower side of the rotary table (6), the vertical beam (3), the first joint beam (9) and the second joint beam (10) are installed in the end of the vertical beam and the vertical beam The upper and lower rotary cylinders 8 are provided at the upper end thereof so that the entire polishing apparatus A can be moved back and forth in the plate glass direction and can be chamfered or polished. The servo motor 12 has a timing pulley 15 and a timing. The belt 14 is connected to the chamfering rotational shaft 39, and the servo motor is installed at the upper end of the second joint beam by the servo motor 13.

At the lower end of the chamfering direction rotating shaft 39, a polishing device which is a main part of the present invention is installed, and the horizontal support 3 is fixed to the lower end of the chamfering direction rotating shaft 39 as shown in FIGS. The slope angle adjustment support 16 is fixedly installed as a bolt, the lower side of the slope angle adjustment support 6 is formed in a semi-circular shape, the guide groove 16A is dug in a semicircular shape at the center and the rack gear 16B is formed at the bottom. .

In addition, the guide groove 16A and the rack gear 16B are installed such that the polishing wheel motor 19 can be moved along the guide groove 16A. The polishing wheel motor 19 is configured as follows. That is, as shown in FIG. 11, the slide plate 21 having the bolt support 24 formed thereon is coupled to the support plate 20 of the polishing wheel motor 19 up and down below the slide groove 22. Four guide grooves 23 are formed in the slide groove 22 so that the bolts 6 are coupled to the support plate 20 through the guide grooves, and the step guides 23A are formed in the four guide grooves 23. The bolt head is embedded in the stepped portion 23A, and the guide groove 23 itself is rounded so that the polishing wheel motor 19 and the slide plate 21 can move in different directions.

In the slide groove 22 of the slide plate 21 The slide protrusion 29 of the slide plate 28 is fitted, and the nut hole 30 is formed in the upper and lower centers of the slide protrusion 29, so that the bolt of the bolt support 24 as shown in FIG. 8 and FIG. Height adjustment bolt 32 is coupled through the ball 25, two angle adjustment bolt 31 and four spring grooves 33 are formed on the opposite side of the slide projection (29).

In addition, the support plate 35 is coupled to the slide plate 28 as a bolt 40, and four springs 34 are inserted into the spring groove 33 of the slide plate 28, and are positioned between the support plate 35. The two angle adjusting bolts 31 pass through the bolt holes 36 of the support plate 35, and the nut holes 38 ′ of the knob nuts 38 are fitted thereto.

On the side of the support plate 35, another support plate 41 is fixedly installed at an angle of 90 ° C as the bolt 42, and the support plate 41 can be moved by riding the guide groove 16A of the bevel angle adjustment support 16 again. Is installed.

In other words, the two bearings 45 are inserted into the guide grooves 16A, and the two nut holes 43 of the support plate 41 and the two bolt holes 46A of the support plate 46 are connected to the bearing 45 from left and right. The fixing bolt 17 was fixed in the matched state, and the handle shaft 18A of the adjustment handle 18 was fitted into the shaft hole 41A of the support plate 41 in the shaft hole 46B of the support plate 46. The pinion gear 44 was fitted to the handle shaft 18A as the wedge 18B so that the pinion gear 44 meshed with the rack gear 16B at the bottom of the bevel angle adjustment support 16.

In the figure, reference numeral 18C is a ring washer that fixes the handle shaft 18A to the support plate 41, 55 is a plate glass horizontal holding and shape sensing roller device, and 54 is a vertical support. The operation state of the apparatus configured as described above is as follows.

That is, in order to adjust the angle of the polishing wheel motor 19 equipped with the polishing wheel 50 in accordance with the chamfered drawing of the plate glass 7 in the present device, the adjustment handle 18 is rotated left or right. Then, the handle shaft 18A is rotated and at the same time, the pinion gear 44 fixed as the wedge 18A is also rotated together, because the pinion gear is engaged with the rack gear 16B below the bevel angle adjustment support 16. While rotating, the rack gear 16B moves to the left and right, and the entire grinding wheel motor 19 part is installed in the guide groove 16A by the two bearings 45, so that the entire polishing device A is completed. 6 is moved to the dotted line state of FIG. 6 to polish the chamfering area from the slope angle of the plate glass to the straightness (0 to 90 ° C.), and is used according to the chamfering angle of the plate glass as shown in FIG.

In addition, in this apparatus, the polishing wheel motor 19 to which the polishing wheel 50 is attached is attached to the slide plate 21 so that the height adjusting bolt is rotated as the height adjusting bolt 32 is rotated. Deeply inserted into or out of the bolt hole 30 formed in the slide projection 29 of the type slide plate 28, the polishing wheel motor 19 is raised and lowered as shown in FIG. It is possible to move and adjust the polishing position appropriate to the slope width or side width of the chamfered plate glass, and the four guide grooves 23 formed on the slide plate 21 start from the center point 53 of the polishing surface 52 of the polishing wheel 50. The guide groove 16A is dug in the orthogonal direction, and the guide groove 23 is dug in the orthogonal direction of the guide groove 16A starting from the center point 53 of the polishing surface 52 of the polishing wheel 50. 23 is fixed to the bolt 26, the polishing wheel motor 19 can be adjusted to be inclined sideways by about 10 degrees along the guide groove 23 as shown in FIG.

Therefore, the side glass can be polished at an angle slightly obliquely, not the same as the chamfered wheel marks generated in the longitudinal direction when the side glass is processed side can be made better side grinding.

In still another feature, in the present device, four springs 34 are coupled as the support bolts 40 between the slide plate 28 and the support plate 35.

Therefore, the polishing wheel 50 of the polishing wheel motor 19 installed on the slide plate 21 is always in contact with the faceted surface of the plate glass 7 elastically, the two angle adjustment bolts of the slide plate 28 31 penetrates through and protrudes the support plate 35 so that the two handle nuts 38 are coupled thereto so that the two handle nuts 38 are rotated when polishing the chamfered plate glass to wear the abrasive wheel 50. Fine adjustments can be made depending on the angle, which is characterized by better polishing.

As described above, the device can be used for simple polishing as well as slope polishing, and can adjust the inclination of the polishing wheel motor so that it can be polished against the chamfered surface of the plate glass caused by the chamfering. It can be polished so that it is not left at all, so that it is possible to perform high quality polishing.

Claims (1)

At the upper end of the body 1, the adsorber 4 and the adsorber arm 5 are installed on the rotary table 6, and below the table 6, the horizontal beam 2, the vertical beam 3 and the first joint In the known mechanical structure in which the beam 9 and the second joint beam 10 are sequentially installed, a horizontal support 33 is provided at the rotational shaft 29 at the end of the second joint beam 10 and has a semicircular shape at the end thereof. Slope angle adjustment support 16 formed with a guide groove 16A and a rack gear 16B is installed downward, and two support plates 46 and 41 are installed on both sides of the guide groove and the rack gear. Between the two bearings 45 fitted into the guide groove 16A and the pinion gear 44 engaged with the rack gear 16B, the two fixing bolts 17 and the adjustment hand 18 are fixedly installed therebetween. And, the support plate (1) is fixed to the polishing wheel motor 19 is attached to the polishing wheel 50 is attached to the polishing wheel motor 19, the two of the male and female are coupled to the height adjustment bolt 32 It is fixed as a bolt 26 to the guide groove 23 formed in the (21) of the slide plate 21, 28 that can be moved up and down by the spring, the spring 34 and the bolt 40 to the slide plate 28 The support plate 35 is coupled to the angle adjusting bolt 31 protruding into the bolt hole 37 of the support plate 35, and the handle nut 38 is coupled to the side surface of the support plate 35. A plate glass grinder, which is fixed to a support plate 41 fixed to 16 as a bolt 42.