CN112139946A - Automatic grinding machine for brake pads - Google Patents

Abstract

The invention relates to an automatic grinding machine for a brake pad, which comprises a slide rail, a carrying slide plate, a power device, a coarse grinding device, a side grinding device and a fine grinding device, wherein the carrying slide plate comprises a main body part and a connecting column; the rough grinding device, the side grinding device and the fine grinding device are sequentially arranged along the direction of the slide rail far away from the power device. This automatic grinding machine of brake block places the brake block on carrying the thing slide through the thing slide that adopts and the brake block to adapt to insert the spliced pole in the mounting hole and fix, then power device promotes to carry the thing slide and slides along the slide rail, polishes through corase grind device, side mill device and correct grinding device in proper order, thereby finishes polishing the brake block once only, effective production efficiency and the product quality who improves.

Description

An automatic grinding machine for brake pads

technical field

The invention relates to the technical field of brake pad production equipment, in particular to an automatic brake pad grinder.

Background technique

Brake pads are also called brake pads. In the braking system of a car, the brake pad is the most critical safety part. Brake pads are generally composed of steel plates, adhesive insulation layers and friction blocks. The friction blocks are composed of friction materials and adhesives. When braking, they are squeezed on the brake disc or brake drum to generate friction, so as to achieve the purpose of vehicle deceleration and braking. .

The current method of producing brake pads is generally to mix the raw materials first, and then hot-press to obtain the brake pad blank, drill the mounting holes for the installation on the brake pad blank, and then grind it, and polish off the excess part of the brake pad blank. .

Since the brake pad needs to fit the brake disc or brake drum, it is generally made into a corresponding arc shape. As a result, it is not very convenient to polish the brake pads, and workers are required to polish them manually, which is not only efficient in production, but also has an unstable polishing effect.

SUMMARY OF THE INVENTION

In view of this, it is necessary to provide an automatic brake pad grinding machine to solve the technical problem that the brake pad needs to be manually polished in the prior art, and there is a lack of a special equipment for grinding the brake pad.

The invention provides an automatic grinding machine for brake pads. The automatic grinding machine for brake pads includes: a slide rail, a loading slide plate, a power device, a rough grinding device, a side grinding device and a fine grinding device. The loading slide plate includes a main body and a connecting column. The lower end of the main body is provided with a chute, which is slidably connected with the slide rail. The upper surface of the main body forms a concave arc-shaped loading surface, the lower end of the connecting column is fixedly connected to the loading surface, and the power device is fixedly connected to the main body. , which can drive the loading slide plate to reciprocate along the slide rail; the rough grinding device, the side grinding device and the fine grinding device are arranged in sequence along the slide rail toward the direction away from the power device, of which there are two side grinding devices, which are symmetrically arranged on both sides of the slide rail , used to grind the sides of the brake pads.

Further, the automatic grinding machine for brake pads also includes a dust cover with at least one end open, part of the slide rail is built in the dust cover, and one end extends from the opening to the outside of the dust cover.

Further, the automatic brake pad grinding machine also includes a dust removal device, the dust removal device includes a bag filter and a dust pipe, and the dust pipe is respectively connected to the bag filter and the dust cover.

Further, the communication position between the dust removal pipe and the dust cover is located between the rough grinding device and the side grinding device and between the side grinding device and the fine grinding device.

Further, the rough grinding device includes a first rotating mechanism and a rough grinding sheet, the first rotating mechanism is arranged on the dust cover, the rough grinding sheet is coaxially and fixedly connected with the rotating shaft of the first rotating mechanism, and the rough grinding sheet is arranged on the slide rail. Right above and the axis of the rough grinding plate is parallel to the slide rail, the first rotating mechanism can drive the rough grinding plate to rotate to grind the brake pad, the upper surface of the dust cover is also provided with a first grinding port, and the lower part of the rough grinding plate passes through the first grinding hole. A grinding port extends into the dust cover.

Further, the automatic grinding machine for brake pads also includes a height adjustment device. The height adjustment device includes a first base plate, a first adjustment screw and a first base. The two first bases are symmetrically and fixedly arranged on both sides of the dust cover. A first threaded hole is vertically opened, the first adjusting screw is engaged with the first threaded hole, its upper end is fixedly connected to the first bottom plate, and the first rotating mechanism is fixedly connected to the first bottom plate.

Further, the side grinding device includes a second rotating mechanism and a side grinding plate, the second rotating mechanism is arranged on the dust cover, the side grinding plate is coaxially and fixedly connected with the rotating shaft of the second rotating mechanism, and the second rotating mechanism can drive the side grinding plate. The grinding disc is rotated to grind the side surface of the brake pad, the upper surface of the dust cover is also provided with a second grinding port, and the lower part of the side grinding sheet extends into the dust cover through the second grinding port.

Further, the automatic brake pad grinding machine also includes two first angle adjustment devices corresponding to the side grinding devices, each first angle adjustment device includes a second base plate, a second adjustment screw and a second base, the second base It is fixedly arranged on the side of the dust cover, a second threaded hole is vertically opened on the second base, the second adjusting screw is engaged with the second threaded hole, and its upper end abuts on the lower surface of the second base plate, and the second base plate is close to the second base plate. One side of the second grinding port is hinged with the dust cover, and the second rotating mechanism is fixedly connected with the second bottom plate.

Further, the fine grinding device includes a third rotating mechanism and a fine grinding sheet, the third rotating mechanism is arranged on the dust cover, the fine grinding sheet is coaxially and fixedly connected with the rotating shaft of the third rotating mechanism, and the rough grinding sheet is arranged on the slide rail. Right above and the axis of the rough grinding disc intersects the slide rail and forms an acute angle. The third rotating mechanism can drive the fine grinding disc to rotate to grind the brake pad. The upper surface of the dust cover is also provided with a third grinding port. The lower portion extends into the dust cover through the third grinding port.

Further, the brake pad automatic grinding machine also includes a second angle adjustment device, the second angle adjustment device includes a third base plate, a third adjustment screw and a third base, the third base is fixedly arranged on the side of the dust cover, and the third A third threaded hole is vertically opened on the base, the third adjusting screw is engaged with the third threaded hole, its upper end abuts the lower surface of the third base plate, and the side of the third base plate close to the third grinding port is connected to the dust cover Hinged, the third rotating mechanism is fixedly connected with the third bottom plate.

Compared with the prior art, the automatic grinding machine for brake pads uses a carrier slide plate suitable for the brake pads, places the brake pads on the cargo slide plate, and inserts the connecting column into the installation hole for fixing, and then the power device Push the load sliding plate to slide along the slide rail, and then go through the rough grinding device, the side grinding device and the fine grinding device for grinding, so as to complete the grinding of the brake pads at one time, which effectively improves the production efficiency and product quality.

Description of drawings

Fig. 1 is the structural representation of the brake pad automatic grinding machine provided by the present invention;

Fig. 2 is the structural representation of the object carrier slide in Fig. 1;

Fig. 3 is the sectional view of A-A section in Fig. 1;

FIG. 4 is a cross-sectional view of section B-B in FIG. 1 .

Detailed ways

The preferred embodiments of the present invention are specifically described below with reference to the accompanying drawings, wherein the accompanying drawings constitute a part of the present application, and together with the embodiments of the present invention, are used to explain the principles of the present invention, but are not used to limit the scope of the present invention.

Please refer to Figures 1 to 4, the brake pad automatic grinding machine includes a slide rail 1, a loading slide 2, a power device 3, a dust cover 4, a dust removal device 5, a rough grinding device 6, a side grinding device 7 and a fine grinding device 8. It is used for grinding the brake pad blank after drilling.

The slide rail 1 is a linear track. The cargo slide 2 includes a main body portion 21 and a connecting column 22 . The upper surface of the main body portion 21 forms a concave arc-shaped object-carrying surface, and the shape of the arc-shaped surface corresponds to the shape of the brake pad. The lower end of the connecting column 22 is fixedly connected to the loading surface. When the brake pad blank is placed on the loading surface, the connecting column 22 can be inserted into the mounting hole provided on the braking pad to achieve fixation, and the brake pad is attached to the loading surface at the same time. It is easy to think that the length of the connecting post 22 is smaller than the depth of the mounting hole of the brake pad, so that the connecting post 22 will not cause any influence when grinding the brake pad.

The power device 3 is arranged at one end of the slide rail 1 and is fixedly connected with the main body portion 21 to drive the main body portion 21 to slide back and forth along the slide rail 1 . Cylinder is used.

Since dust is generated when grinding brake pads, in order to prevent these dusts from floating in the air and being inhaled by workers, it is harmful to health. A dust cover 4 is provided on the outer casing of the slide rail 1, at least one end of the dust cover 4 is open, and the slide rail 1 extends from this end for workers to take and place the brake pads. The dust cover 4 can also be designed to be open at both ends, and the two ends of the slide rail 1 protrude from the two ends of the dust cover 4 respectively, one end is used to install the brake pad blank, and the other end is used to take out the polished brake pad.

The dust removal device 5 includes a bag filter 51 and a dust pipe 52 , and the dust pipe 52 is connected to the bag filter 51 and the dust cover 4 respectively. The bag filter 51 inhales and collects the dust generated in the dust cover 4 through the dust removal pipe 52 , so as to reduce the dust floating from both ends of the dust cover 4 .

The rough grinding device 6 , the side grinding device 7 and the fine grinding device 8 are sequentially arranged along the slide rail 1 in the direction away from the power device 3 .

The rough grinding device 6 includes a first rotating mechanism 61 and a rough grinding plate 62 . The first rotating mechanism 61 is arranged on the dust cover 4, the rough grinding plate 62 is coaxially and fixedly connected with the rotating shaft of the first rotating mechanism 61, and the rough grinding plate 62 is disposed directly above the slide rail 1 and its axis is parallel to the slide rail. 1. When the brake pad blank passes under the rough grinding pad 62, the lower surface of the rough grinding pad 62 grinds the upper surface of the brake pad blank. The first rotating mechanism 61 can drive the rough grinding disc 62 to rotate to grind the brake pad, the upper surface of the dust cover 4 is also provided with a first grinding port, and the lower part of the rough grinding sheet 62 extends through the first grinding port to the dust cover. 4 within. In this embodiment, the first rotating mechanism 61 may use a motor.

Different brake pads have different sizes, so it is preferable to design a height adjusting device to adjust the height of the rough grinding device 6 to deal with different brake pads.

The height adjusting device includes a first base 63 , a first adjusting screw 64 and a first bottom plate 65 . The two first bases 63 are symmetrically and fixedly arranged on both sides of the dust cover 4, the first base 63 is vertically provided with a first threaded hole, the first adjusting screw 64 is engaged with the first threaded hole, and the upper end thereof is fixedly connected to the first threaded hole. The bottom plate 65 and the first rotating mechanism 61 are fixedly connected with the first bottom plate 65 . By adjusting the two first adjusting screws 64 , the height of the first bottom plate 65 can be adjusted, thereby changing the grinding depth of the rough grinding sheet 62 .

There are two side grinding devices 7, which are symmetrically arranged above both sides of the slide rail 1 to grind the side surfaces of the brake pads. Each side grinding device 7 includes a second rotating mechanism 71 and a side grinding plate 72 . The second rotating mechanism 71 is arranged on the dust cover 4, and the side grinding plate 72 is coaxially and fixedly connected with the rotating shaft of the second rotating mechanism 71. The second rotating mechanism 71 can drive the side grinding plate 72 to rotate to grind the side surface of the brake pad The upper surface of the dust cover 4 is also provided with a second grinding port, and the lower part of the side grinding piece 72 extends into the dust cover 4 through the second grinding port. In this embodiment, the second rotating mechanism 71 may use a motor.

Different brake pads have different sizes, so it is preferable to design an angle adjusting device to adjust the angle of the side grinding device 7 to deal with the side grinding of different brake pads.

The two first angle adjusting devices are in one-to-one correspondence with the side grinding devices 7 , and each first angle adjusting device includes a second base 73 , a second adjusting screw 74 and a second bottom plate 75 . The second base 73 is fixed on the side surface of the dust cover 4 , the second base 73 is vertically provided with a second threaded hole, the second adjusting screw 74 is engaged with the second screw hole, and the upper end of the second adjusting screw 74 abuts against the first screw On the lower surfaces of the two bottom plates 75 , the side of the second bottom plate 75 close to the second grinding port is hinged with the dust cover 4 , and the second rotating mechanism 71 is fixedly connected with the second bottom plate 75 . By adjusting the second adjusting screw 74 , the height of the side of the second base plate 75 away from the hinge can be adjusted, thereby changing the grinding angle of the side grinding plate 72 .

The refining device 8 includes a third rotating mechanism 81 and a refining blade 82 . The third rotating mechanism 81 is arranged on the dust cover 4 , the fine grinding disc 82 is coaxially and fixedly connected with the rotating shaft of the third rotating mechanism 81 , and the fine grinding disc 82 is arranged directly above the slide rail 1 and its axis is aligned with the slide rail 1 . Intersecting and forming an acute angle, when the brake pad blank passes under the refining pad 82, the lower surface of the refining pad 82 grinds the upper surface of the brake pad blank. The third rotating mechanism 81 can drive the fine grinding disc 82 to rotate to grind the brake pad. The upper surface of the dust cover 4 is also provided with a third grinding port, and the lower part of the fine grinding sheet 82 extends into the dust cover 4 through the third grinding port. In this embodiment, the third rotating mechanism 81 may use a motor.

Different brake pads have different sizes, so it is preferable to design an angle adjustment device to adjust the angle of the fine grinding device 8 to deal with the high-precision grinding of the front surface of different brake pads.

The second angle adjusting device includes a third base 83 , a third adjusting screw 84 and a third base plate 85 . The third base 83 is fixedly arranged on the side surface of the dust cover 4 . The third base 83 is vertically provided with a third threaded hole. On the lower surface, the side of the third bottom plate 85 close to the third grinding port is hinged with the dustproof cover, and the third rotating mechanism 81 is fixedly connected with the third bottom plate 85 . By adjusting the third adjusting screw 84 , the height of the side of the third base plate 85 away from the hinge can be adjusted, thereby changing the grinding angle of the fine grinding sheet 82 .

Since dust is generated during grinding by the rough grinding device 6 , the side grinding device 7 and the fine grinding device 8 , it is preferable to set the communication position of the dust removal pipe 52 and the dust cover 4 between the rough grinding device 6 and the side grinding device 7 . And between the side grinding device 7 and the fine grinding device 8 . The dust generated by the rough grinding device 6, the side grinding device 7 and the fine grinding device 8 is pumped away in time.

When using this grinding machine, it is only necessary to place the brake pad blank on the loading slide 2, and then start the power unit 3 to push the loading slide 2 along the slide rail 1 to pass through the rough grinding device 6, the side grinding device 7 and the fine grinding in turn. The device 8 is used for grinding, and after grinding, the brake pads can be removed from the loading slide 2 .

The implementation of the embodiment of the present invention has the following beneficial effects: the brake pad automatic grinding machine uses a carrier slide plate suitable for the brake pad, places the brake pad on the cargo slide plate, and inserts the connecting column into the installation hole for fixing , and then the power device pushes the loading slide to slide along the slide rail, and then passes through the rough grinding device, the side grinding device and the fine grinding device for grinding, so as to finish grinding the brake pads at one time, which effectively improves the production efficiency and product quality.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Substitutions should be covered within the protection scope of the present invention.

Claims (10)

1. an automatic grinding machine for brake pads, it is characterized in that, it comprises: slide rail, object-carrying slide plate, power unit, rough grinding device, side grinding device and fine grinding device, The object-carrying slide plate includes a main body part and a connecting column. The lower end of the main body part is provided with a chute, which is slidably connected to the sliding rail through the chute, and the upper surface of the main body part forms a concave arc-shaped object. The lower end of the connecting column is fixedly connected with the loading surface, the power device is fixedly connected with the main body, and can drive the loading sliding plate to reciprocate along the sliding rail; The rough grinding device, the side grinding device and the fine grinding device are arranged in sequence along the sliding rail in a direction away from the power device, wherein there are two side grinding devices, which are symmetrically arranged on the sliding rail Both sides, for grinding the sides of the brake pads. 2 . The automatic brake pad grinder according to claim 1 , wherein the automatic brake pad grinder further comprises a dust cover with at least one end open, and part of the slide rails are built into the dust cover, 2 . One end extends from the opening out of the dust cover. 3. The automatic brake pad grinding machine according to claim 2, characterized in that, the automatic brake pad grinding machine further comprises a dust removal device, and the dust removal device comprises a bag filter and a dust removal pipe, and the dust removal pipe is respectively connected to the The bag filter and the dust cover. 4 . The brake pad automatic grinding machine according to claim 3 , wherein the communication position between the dust removal pipe and the dust cover is located between the rough grinding device and the side grinding device and between the side grinding device and the side grinding device. 5 . between the device and the refining device. 5 . The automatic grinding machine for brake pads according to claim 4 , wherein the rough grinding device comprises a first rotating mechanism and a rough grinding plate, and the first rotating mechanism is arranged on the dust cover, so that 5 . The rough grinding plate is coaxially and fixedly connected to the rotating shaft of the first rotating mechanism, the rough grinding plate is arranged directly above the sliding rail, and the axis of the rough grinding plate is parallel to the sliding rail, and the first A rotating mechanism can drive the rough grinding disc to rotate to grind the brake pad, the upper surface of the dust cover is also provided with a first grinding port, and the lower part of the rough grinding sheet passes through the first grinding port extends into the dust cover. 6 . The automatic brake pad grinder according to claim 5 , wherein the automatic brake pad grinder further comprises a height adjustment device, and the height adjustment device comprises a first base plate, a first adjustment screw and a first base. 7 . , the two first bases are symmetrically fixed on both sides of the dust cover, a first threaded hole is vertically opened on the first base, and the first adjusting screw is engaged with the first threaded hole. , the upper end of which is fixedly connected to the first bottom plate, and the first rotating mechanism is fixedly connected to the first bottom plate. 7 . The automatic grinding machine for brake pads according to claim 4 , wherein the side grinding device comprises a second rotating mechanism and a side grinding plate, and the second rotating mechanism is arranged on the dust cover, so the The side grinding plate is coaxially and fixedly connected to the rotating shaft of the second rotating mechanism, and the second rotating mechanism can drive the side grinding plate to rotate to grind the side surface of the brake pad, and the upper surface of the dust cover A second grinding port is also opened, and the lower part of the side grinding plate extends into the dust cover through the second grinding port. 8 . The automatic brake pad grinding machine according to claim 7 , wherein the automatic brake pad grinding machine further comprises two first angle adjustment devices corresponding to the side grinding devices one-to-one, and each of the The first angle adjusting device includes a second base plate, a second adjusting screw and a second base, the second base is fixedly arranged on the side surface of the dust cover, and a second threaded hole is vertically opened on the second base, The second adjusting screw is engaged with the second threaded hole, its upper end abuts the lower surface of the second bottom plate, and the side of the second bottom plate close to the second grinding port is connected to the dust-proof The cover is hinged, and the second rotating mechanism is fixedly connected with the second bottom plate. 9 . The brake pad automatic grinding machine according to claim 4 , wherein the fine grinding device comprises a third rotating mechanism and a fine grinding pad, and the third rotating mechanism is arranged on the dust cover, so that the The fine grinding disc is coaxially and fixedly connected with the rotating shaft of the third rotating mechanism, the rough grinding disc is arranged directly above the slide rail, and the axis of the rough grinding disc intersects with the slide rail and forms an acute angle , the third rotating mechanism can drive the fine grinding disc to rotate to grind the brake pad, the upper surface of the dust cover is also provided with a third grinding port, and the lower part of the fine grinding disc passes through the Three grinding ports extend into the dust cover. 10. The automatic grinding machine for brake pads according to claim 9, characterized in that, the automatic grinding machine for brake pads further comprises a second angle adjusting device, and the second angle adjusting device comprises a third bottom plate, a third adjusting device A screw and a third base, the third base is fixedly arranged on the side of the dust cover, a third threaded hole is vertically opened on the third base, and the third adjustment screw and the third threaded hole Engagement connection, the upper end of which abuts the lower surface of the third bottom plate, the side of the third bottom plate close to the third grinding port is hinged with the dust cover, and the third rotating mechanism is connected to the first The three bottom plates are fixedly connected.

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