KR20200058013A - Tire buffing apparatus - Google Patents

Abstract

The present invention relates to a tire buffing apparatus. In the tire buffing apparatus, a tire seating layer part includes a first layer formed to be 15 mm wide from a vertical reference line and a second layer formed to be 34 mm wide from the vertical reference line, wherein an edge of the first layer, a corner between the first layer and a first side, and an edge between the first side and the second layer are formed at a roundness of R4.5; and the first side between the first layer and the second layer, which is formed at an angle of inclination of 8° inclined toward the second layer from a first lateral reference line, a second side between the second layer and a disk part, which is formed to be 53 mm wide from the vertical line and inclined at an angle of inclination of 12° toward the disk part from the first lateral reference line, and a corner formed by the second layer and the second side meeting each other, are formed at a roundness of R1.6. The tire seating layer part is formed to be 73 mm wide from the vertical reference line and to extend from an end point of the second side to the center point of the disk part at a roundness of R28 and an angle of inclination of 35° such that seating properties of a tire for a buffing rim can be improved regardless of standard.

Description

Tire buffing apparatus

The present invention relates to a buffing device for a tire, specifically, to form a side and a layer around the left and right rims constituting the rim for buffing, in addition to the curvature of the corners and corners where the side meets the layer and the inclination angle and height It relates to a tire buffing device that improves the seating properties of a tire against a rim for buffing regardless of the tire specification by forming a layered layer with improved (width) and number.

In general, the tire side part buffing device is already widely disclosed, and a detailed description is omitted, and Patent Publication No. 10-2006-0028088, "A tire side part buffing device using a laser beam," and registration room number 20- Reference can be made to 0378516 “Tyre's white buffing device”.

In addition, the "back tire buffing device of the tire side portion using the laser beam", after the cure process of the green tire is completed during tire manufacturing, the pattern of the tire side portion is changed in the trim process to process the white tire using a laser beam. As a result, the tires seated on the upper and lower rims are not accurately seated on the rim jaws formed on the rim, and thus there is a problem in that machining of the white surface of the tire rotating at high speed occurs.

In addition, the "tire tire buffing device", when the cure process of the green tire is completed, grinds the pattern on the side wall of the tire in the trim process to process the baektae, regardless of the tire specification. Although it was made to be able to work, there is a problem in that the buffing work that was performed regardless of tire specifications cannot be properly performed if the tire is not properly seated on the upper and lower rim rims.

In addition, in the case of tires that are subject to baektae, all baektae positions are different according to tire specifications, and the expansion time after vulcanization is different even if they are of the same standard, and the tires are not properly seated on the upper and lower rims due to various conditions. Poor buffing occurs. That is, when a failure occurs in the butting, there is a problem in that an increase in work time and a decrease in productivity occur as a manual adjustment of the tire to the butting device.

[Patent Document 0001] Patent Publication No. 10-2006-0028088, "A white side buffing device in a tire side portion using a laser beam" (published Mar. 29, 2006) [Patent Document 0002] Registered Utility No. 20-03785616 “Thailand buffing device” (announcement 2005.03.11.)

The present invention was invented to solve the above problems, the purpose of which is to form a side and a layer around the left and right rims constituting the buffing rim, but the inclination angle in addition to the curvature of the corners and corners where the side and the layer meet By forming a layered layer with improved degrees and heights (widths) and number, the tires are improved so that the seating properties of the tires against the rim for buffing are improved regardless of the tire specifications.

The present invention for achieving the above-described technical problem, a buffing rim consisting of a pair of left and right rims installed to seat a tire that has completed the vulcanization process, and a white tack formed on a side wall of a tire seated on the buffing rim. In the buffing device having a processing unit installed to process, and a rim for buffing a tire and a driving control unit capable of controlling the operation of the processing unit, the rim for buffing is connected to a rotating shaft of the driving control unit. A rim body and a first layer formed on one side of an edge of the outer circumferential surface in the rim for buffing while having a side surface and a layer formed by gradually reducing an outer diameter in one direction around the edge of the rim body, and of the rim body In the tire buffing device comprising a layered portion for seating a tire having a second layer formed by reducing the outer diameter while being connected to the first layer toward the disc portion, the layered portion for seating a tire is formed with a width of 15 mm from a vertical reference line. The first layer, the second layer formed with a width of 34 mm from the vertical reference line, the corner of the first layer, the corner between the first layer and the first side, and the corner between the first side and the second layer are round R4. It is formed of 5, the first side surface between the first layer and the second layer formed at an angle of inclination of 8 ° inclined toward the second layer from the first side reference line, and 53 mm wide from the vertical reference line while being formed from the first side reference line A corner formed by the second side between the second layer and the disc portion formed at an inclination angle of 12 ° inclined toward the disc portion and the second layer and the second side is formed by a round R1.6, 73 mm from the vertical reference line. It is formed in a width and is characterized in that it is formed to extend from the end point of the second side to the center point of the disc portion at a round angle of R28 and an inclination angle of 35 °.

In addition, the layered portion for seating the tire is characterized in that it is formed by further forming a third layer having a smaller outer diameter between the second side and the disk portion.

In addition, the layered portion for seating the tire is formed from the vertical reference line to the center point of the disc portion with a width of 73 mm, a first layer formed with a width of 15 mm from the vertical reference line, and a second layer formed with a width of 34 mm from the vertical reference line, and a vertical reference line A third layer formed with a width of 53 mm, and a first side between the first layer and the second layer is formed at an inclination angle of 8 ° inclined from the first side reference line to the second layer, and the second layer and the third layer. The second side between the layers is formed at an angle of inclination of 8 ° from the second side reference line to the third layer, and the third side between the third layer and the disc portion is formed at 72 mm from the horizontal reference line to the center point of the disc portion. It is characterized in that it is formed to be inclined at an inclination angle of 8 ° from the three-sided reference line to the disc portion side.

According to the tire buffing device of the present invention, side and layer are formed around the left and right rims constituting the rim for buffing, but in addition to the curvature of the corners and corners where the side and the layer meet, the inclination angle, height and number are improved to buff It has the effect of preventing poor seating of the tire against the rim and improving the seating property of the tire regardless of the tire's specifications.

In addition, since it can be seated on the left and right rims of the buffing device regardless of the tire standard, there is an effect of buffing the various tires in an optimal state.

In addition, it is possible to secure the flexibility of production according to tire manufacturing and increase the efficiency of logistics by making it possible to perform a buffing operation by firmly seating on the buffing device without distinguishing tire specifications.

In addition, by preventing the tire from being seated against the rim for buffing in the buffing device, there is an effect of preventing defects in the removal of feces.

In addition, in the buffing operation for processing the white tire of the tire, any manual operation is unnecessary as the buffing device can be accurately seated regardless of the tire specification, thereby improving tire manufacturing productivity.

1 (a) (b) schematically shows a tire buffing device according to the present invention.
2 (a) (b) is a view showing a rim for buffing shown in FIG. 1;
3 (a) (b) is a view showing another embodiment of the buffing rim shown in FIG. 2;

In order to fully understand the present invention, preferred embodiments of the present invention will be described with reference to the accompanying drawings. The embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be interpreted as being limited to the embodiments described in detail below. This embodiment is provided to more fully describe the present invention to those skilled in the art. Therefore, the shape of the elements in the drawings may be exaggerated to emphasize a clearer description. It should be noted that in each drawing, the same members may be indicated by the same reference numerals. In addition, detailed descriptions of well-known functions and configurations that are judged to unnecessarily obscure the subject matter of the present invention are omitted.

Hereinafter, a tire buffing apparatus according to the present invention will be described in detail by describing preferred embodiments of the present invention with reference to the accompanying drawings.

The tire buffing device 20 according to the present invention is composed of a pair of left and right rims B1 and B2 installed to seat the tire 4 after the curing process, as shown in FIG. 1. The rim 6 for buffing, and the processing part 12 and the tire 4 installed so as to be able to process the baektae 10 formed on the side wall 8 of the tire 4 seated on the buffing rim 6 ) Is equipped with a driving control unit 14 to control the operation of the buffing rim 6 and the processing unit 12. And the rim 6 for buffing, as shown in Figures 1 and 2, the rim body 6a is installed connected to the rotating shaft of the drive control unit 14, and the outer diameter around the edge of the rim body 6a The first layer (S1) formed on one side at the edge of the outer circumferential surface of the rim 6 for buffing while having side surfaces and layers formed by gradually shrinking in one direction, and a disk portion of the rim body 6a ( 6b) is connected to the first layer (S1) to the side, the outer diameter is reduced and comprises a layered layer (S) for seating the tire having a second layer (S2) formed.

In addition, a processing unit 12 having abrasive stones is installed to process the white pear 10 formed on the side wall 8 of the tire 4 of the rim 6 for buffing. In addition, the buffing device 20 is installed in connection with the driving control unit 14 so that an operator can control the rim 6 for buffing.

In addition, as shown in FIG. 2 (a) (b), the layer layer portion S for seating a tire has a first layer S1 formed with a width of 15 mm from a vertical reference line V, and a vertical reference line V ), The second layer (S2) formed with a width of 34mm, the edge of the first layer (S1), the corner between the first layer (S1) and the first side (F1), the first side (F1) and the The edges between the second layers (S2) are formed in a round R4.5, the first layer (S1) and the second layer is formed with an inclination angle of 8 ° from the first side reference line (h1) to the second layer (S2) side The second layer formed at a first inclination angle 12 ° inclined from the first side reference line h1 to the disc portion 6b side while being formed to a width of 53 mm from the first side surface F1 between (S2) and the vertical reference line v. A corner formed by the second side (F2) between the (S2) and the disc portion (6b), and the second layer (S2) and the second side (F2) is formed in a round R1.6, a vertical reference line It is formed with a width of 73 mm from (V), and is formed to extend from the end point of the second side surface F2 to the center point of the disc portion 6b with a round of R28 and an inclination angle of 35 °.

The layered portion (S), by precisely improving the height and inclination angle of each layer as described above, so that the seating property of the tire 4 that has undergone a vulcanization process is improved. In other words, leaving the standard, the bead portion 40 of the tire 4 is induced to be seated on a corresponding layer that is somewhat in line with the standard of the tire 4 of each layer of the layered portion S.

In addition, the layer layer portion S for tire mounting, as shown in FIG. 3 (a) (b), is a third layer having an outer diameter further reduced between the second side F2 and the disc portion 6b. It is also possible to further increase the seating efficiency of the tire 4 by further forming (S3). That is, by improving the height and inclination angle of the layer of the layered layer portion S so as not to be limited by the specifications of the tire 4 as much as possible, so that the tire 4 is seated accurately and quickly.

In addition, as shown in FIG. 3 (a) (b), the layered layer portion S for tire mounting having the third layer S3 formed is 73 mm from the vertical reference line V to the center point of the disc portion 6b. The first layer (S1) formed in a width, 15 mm wide from the vertical reference line (V), the second layer (S2) formed in a 34 mm width from the vertical reference line (V), and 53 mm from the vertical reference line (V) The third layer S3 formed in width and the first side F1 between the first layer S1 and the second layer S2 are from the first side reference line h1 to the second layer S2. An inclined inclination angle of 8 ° is formed, and the second side F2 between the second layer S2 and the third layer S3 is an inclined angle inclined from the second side reference line h2 to the third layer S3. It is formed of 8 °, the third side (F3) between the third layer (S3) and the disc portion (6b), the horizontal reference line (V) to the center point of the disc portion (6b) 72mm is formed while the third side reference line It is formed with an inclination angle of 8 ° inclined from (h3) to the disk portion 6b side.

As the above-described layered layer portion S is formed of the first layer S1, the second layer S2, and the third layer S3, the tire 4 is less subject to restrictions according to the specifications of the tire 4 As it is possible to quickly and accurately settle, it is possible to precisely perform the processing of the white pear 10 formed on the side wall 8. Accordingly, it is possible to eliminate defects in the processing of the baektae 10 for the tire 4 that is correctly seated on the rim 6 for buffing.

Hereinafter, an example of use of the present invention made as described above will be described in detail through the drawings.

First, when any vulcanized tire 4 reaches the left and right rims B1 and B2 through a known conveyor line, the operator can move the left and right rims B1 and B2 of the rim 6 for buffing. ) Is seated using the bead portion 40 of the tire 4. At this time, the bead portion 40 is coupled to one of the first layer (S1), the second layer (S2) or the third layer (S3) formed on the rim body (6a) regardless of the standard of the tire (4). . That is, regardless of the specification of the tire 4, the first layer S1, the second layer S2, or the third layer S3 can be easily combined with the bead portion 40 and the layered portion S The height of formation (width) and the inclination angle of the first side F1, the second side F2 or the third side F3 facing each layer are improved as described above.

When the tire 4 is accurately seated on the buffing rim 6 through the layered portion S, air is injected into the tire 4 to expand. The swelling degree of the tire 4 is slightly different from the swelling time after vulcanization or vulcanization facilities, and the swelling degree is different even in the same specification, so it is confirmed that the swelling degree is suitable for the buffing operation. When the tire 4 is inflated to an appropriate state, the operator controls the driving control unit 14 to operate the buffing rim 6 and the processing unit 12. When the tire 4 is rotated at a high speed by the operation of the rim 6 for buffing, the baektae 10 formed on the side wall 8 of the tire 4 is processed using the operated portion 12 operated. The above-mentioned processing part 12 usually uses abrasive stone for the processing of the baektae 10, and abrasive stone for roughing and abrasive stone for finishing are used as the abrasive stone. In addition, around the buffing device 20, a collector is also configured to collect dust generated during the processing of the baektae 10.

As described above, during the buffing operation of processing the baektae 10 of the tire 4, the buffing operation must be performed while checking the seating state of the tire 4. That is, the tire 4 seated on the rim 6 for buffing without limitation in the specification of the tire must accurately maintain the seated position, so that the white tire 10 of the tire 4 can be precisely processed in the buffing operation. Because. This prevents defects in the whitening of tires and prevents re-buffering.

The embodiment of the tire buffing apparatus according to the present invention described above is merely exemplary, and those skilled in the art to which the present invention pertains are well aware that various modifications and other equivalent embodiments are possible. You will know. Therefore, it will be understood that the present invention is not limited to the forms mentioned in the above detailed description. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims. It is also to be understood that the invention includes all modifications and equivalents and alternatives within the spirit and scope of the invention as defined by the appended claims.

4: Tire 6: Buffing rim
6a: rim body 6b: disc portion
8: Side Wall 10: Baek Tae
12: processing unit 14: drive control unit
20: tire buffing device 40: bead
B1: Left rim B2: Right rim
F1: First side F2: Second side
F3: third side h1: first side baseline
h2: Second side baseline h3: Third side baseline
S: Layer layer portion S1: First layer
S2: 2nd layer S3: 3rd layer
V: Vertical baseline

Claims (3)

A buffing rim 6 consisting of a pair of left and right rims B1 and B2 so that the vulcanized tire 4 can be seated, and a tire 4 seated on the buffing rim 6 It is possible to control the operation of the machining section 12 installed to be able to process the baektae 10 formed on the side wall 8, the rim 6 for buffing the tire 4 and the processing section 12. In the buffing device 20 provided with the driving control unit 14, the rim 6 for buffing is connected to a rotating shaft of the driving control unit 14, a rim body 6a, and the rim body 6a. A first layer (S1) formed on one side at the edge of the outer circumferential surface in the rim 6 for buffing while having a side surface and a layer formed by gradually reducing the outer diameter in one direction around the edge of the rim body (6a) Tire buffing device 20 comprising a layer layer portion S for seating a tire having a second layer S2 formed by reducing the outer diameter while being connected to the first layer S1 toward the disc portion 6b side of) In,
The layered portion (S) for seating the tire,
A first layer (S1) formed in a width of 15mm from the vertical reference line (V),
A second layer (S2) formed with a width of 34 mm from the vertical reference line (V),
The corner of the first layer S1, the corner between the first layer S1 and the first side F1, and the corner between the first side F1 and the second layer S2 are formed in a round R4.5. Become,
A first side surface (F1) between the first layer (S1) and the second layer (S2) formed at an inclination angle of 8 ° inclined from the first side reference line (h1) to the second layer (S2),
The second side surface between the second layer (S2) and the disk portion (6b), which is formed from a vertical reference line (v) to a width of 53 mm and is formed at an inclination angle of 12 ° from the first side reference line (h1) to the disk portion (6b). (F2),
The corner formed by the second layer (S2) and the second side (F2) contact is formed by a round R1.6,
Tire buffing device, which is formed with a width of 73 mm from the vertical reference line (V), and extends from the end point of the second side surface (F2) to the center point of the disk portion (6b) at a round angle of R28 and an inclination angle of 35 °. According to claim 1,
The layered portion (S) for seating the tire,
A tire buffing device characterized in that the third layer (S3) having an outer diameter further reduced is further formed between the second side (F2) and the disc portion (6b). According to claim 1,
The layered portion (S) for seating the tire,
From the vertical reference line (V) to the center point of the disc portion (6b) is formed with a width of 73mm,
A first layer (S1) formed in a width of 15mm from the vertical reference line (V),
A second layer (S2) formed with a width of 34 mm from the vertical reference line (V),
A third layer (S3) formed to a width of 53mm from the vertical reference line (V),
The first side F1 between the first layer S1 and the second layer S2 is formed at an angle of inclination of 8 ° from the first side reference line h1 toward the second layer S2,
The second side (F2) between the second layer (S2) and the third layer (S3) is formed at an angle of inclination of 8 ° from the second side reference line (h2) to the third layer (S3),
The third side (F3) between the third layer (S3) and the disk portion (6b) is formed from the horizontal reference line (V) to the center point of the disk portion (6b) 72mm while the disk portion from the third side reference line (h3) (6b) Tire buffing device characterized in that it is formed of an inclination angle of 8 ° inclined to the side.

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