JP2802399B2 - Brake caliper mounting method and device - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a method of mounting a brake caliper when assembling a disk brake device of a vehicle, and a brake caliper mounting device used for the assembly.

(Prior Art) A disk brake device for a vehicle includes a disk-shaped brake disk, and a pair of left and right pads that support a pressurizing cylinder across the brake disk and slide on both surfaces of the brake disk by the action of the cylinder. And a brake caliper provided with a brake caliper.

This disc brake device has good heat dissipation and is less likely to cause a fade phenomenon, and has a stable braking performance at high speeds.Even if water or mud adheres to the brake disc, it is scattered by centrifugal force, so the braking force is reduced. It is widely used because it has many advantages such as quick recovery.

However, since the clearance between the brake disc and the pad is extremely small, the work of inserting the brake disc into the gap between the pads when assembling the brake caliper to the work including the brake disc when assembling the disc brake device. Was difficult.

(Object of the Invention) Accordingly, an object of the present invention is to provide a brake caliper mounting method and a brake caliper mounting method capable of easily and smoothly inserting a brake disc into a gap between a pair of pads.

(Structure of the Invention) The method of mounting the brake caliper according to the present invention is characterized in that a contact surface capable of contacting one surface of a brake disc, and the contact surface is brought into contact with the one surface of the brake disc. A guide member having a guide surface coplanar with the one surface of the brake disk is prepared, and the contact surface of the guide member is brought into contact with the one surface of the brake disk, The brake disc is inserted into the gap between the pads while sliding one pad of the brake caliper on the guide surface of the guide member.

Further, the brake caliper mounting device according to the present invention,
Holding the above guide member and brake caliper,
Moving means for moving the brake caliper toward a work including a brake disk. The moving means is configured to move the caliper body toward the work in a state where the contact surface of the guide member is in contact with one surface of the brake disc.

According to the present invention, as long as the contact surface of the guide member is brought into contact with one surface of the brake disk, the guide surface of the guide member is substantially flush with the one surface of the brake disk. Therefore, by sliding one pad of the brake caliper on the guide surface, the brake disk can be easily and smoothly inserted into the gap between the pads.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

FIG. 1 is an overall plan view of a brake caliper mounting device according to the present invention, and FIG. 2 is an overall side view partially cut away and in section. First, an overall outline will be described with reference to FIGS.

Reference numeral 1 denotes a jig pallet conveyed by a pallet conveyance conveyor 2, and a work W
Is mounted and fixed. In this case, the work W is a steering knuckle assembly for the front wheels of the vehicle, and the brake disk 3 of the disk brake device is rotatably mounted. The work W is mounted on the jig pallet 1 with the rotation axis 4 of the brake disk 3 oriented in the vertical direction, that is, with the pad sliding surface of the brake disk 3 horizontal.

A work robot 6 having an arm 6a is arranged near the pallet transfer conveyor 2. The work robot 6 clamps the brake caliper 8 supplied from the supply conveyor 7 with the robot hand 5 attached to the tip of the arm 6a, and then carries the caliper 8 toward the work W through a predetermined path, and It is configured to perform the work of mounting on W. In that case, caliper 8
Moves toward the workpiece W in a state where the sliding surfaces of the pair of brake pads 9 and 9 ′ previously mounted in the caliper 8 with respect to the brake disc 3 are horizontal,
The brake disc 3 is inserted into the gap between the pads 9, 9 '.

A guide plate set jig 11 having an arm-shaped guide plate 10 is provided beside the work robot 6. The guide plate 10 is attached to the jig 11 so as to be rotatable about an axis 21 in a horizontal plane and to be able to perform a slight vertical translation. The tip portion of the guide plate 10 has a shape that is bent at substantially a right angle toward the work W. The configuration and operation of the guide plate 10 will be described later.

FIG. 3 shows an example of the configuration of the robot hand 5 provided in the work robot 6. The robot hand 5 has two upper clamp arms 12U and 12U for clamping the caliper 8 from above and below, and one clamp arm at the lower center.
Slide base 13 with 12L slidable up and down
It has. Clamp arm on slide base 13
A clamp cylinder 14 for operating the 12U and 12L in synchronization with each other so that the clamp direction and the unclamping direction coincide with each other is mounted, and when the clamp cylinder 14 is operated, the clamp arms 12U and 12L are illustrated. The body of the caliper 8 is configured to be slid in the vertical direction via a synchronization mechanism not to clamp or unclamp. In order to absorb the displacement of the clamp arms 12U and 12L in the vertical direction, the slide base 13 is mounted on a base member 15 fixed to the end of the robot arm 6a so as to be slidable in the vertical direction to form a floating mechanism. ing. The slide base 13 is connected to a piston of a balance cylinder 16 fixed to the base member 15.

FIG. 4 shows another configuration of the robot hand. The robot hand 5 'includes a clamp member 17 that moves in the horizontal direction, instead of the clamp arm 12L below the robot hand 5 in FIG. The clamp member 17 is a cylinder
The operation of 18 causes the caliper 8 to protrude into the gap between the pads 9 and 9 'and abut against the sliding surface 9a of the upper pad 9 from below. The other configuration of the robot hand 5 'is similar to that of the robot hand 5 shown in FIG.
Therefore, the same reference numerals are given to the corresponding parts, and the detailed description is omitted.

5 (A) to 5 (D) and FIG. 6 (A) show the upper surface of the above-mentioned distal end portion of the guide plate 10 whose distal end portion has a shape bent substantially at right angles toward the workpiece W side. )
As shown in (D), a horizontal flat surface forming the guide surface 10a is formed. The thickness t of the guide plate 10 at the portion where the guide surface 10a is formed is formed sufficiently thin with respect to the distance of the gap 19 between the pads 9, 9 'as shown in FIG. ing. For example, pad 9,
When the dimension g of the gap 19 between 9 'is 24 mm, the thickness t is 10
It is set to about mm. The guide plate 10 is provided at one corner on the guide surface 10a with a contact 20 that projects forward with an abutment surface 20a for the upper surface of the brake disk 3 provided on the lower surface. The contact 20 has a strip shape, and a contact surface 20 a formed on the lower surface thereof is flush with the guide surface 10 a of the guide plate 10.

The above is the configuration of the embodiment of the brake caliper mounting device according to the present invention. Next, the brake caliper mounting operation will be described with reference to FIGS. 5 (A) to (D) and FIGS. 6 (A) to (D). It will be explained based on this. In FIGS. 5A to 5D, reference numeral 22 denotes a dust cover.

(1) First, as shown in FIG.
10 is rotated in a counterclockwise direction about the axis 21 to a position above the brake disc 3 so that the tip of the contact 20 overlaps the brake disc 3 in the overlapping area M in a plan view. Then, the guide plate 10 is lowered to bring the contact surface 20 a on the lower surface of the contact 20 into contact with the upper surface 3 a of the brake disc 3. As a result, the guide surface 10a of the guide plate 10 forms the same plane as the upper surface of the brake disk 3. Next, one caliper 8 is carried from the supply conveyor 7 to the work W on the jig pallet 1 using the robot hand 5 and positioned before the guide plate 10. The state at this time is shown in FIG. 6 (A), and the lower surface (sliding contact surface with the disk 3) 9a of the upper pad 9 of the pair of pads 9 and 9 'of the caliper 8 is The guide plate 10 is set so as to be above the guide surface 10a by a distance d (for example, d = 5 mm).

(2) Next, as shown in FIGS. 5 (B) and 6 (B), the caliper 8 is moved to a position where the guide plate 10 and the front edge of the upper pad 9 overlap in the band-shaped area N1 in plan view. Move forward (horizontal movement).

(3) Next, the caliper 8 is lowered until the lower surface 9a of the upper pad 9 comes into contact with the guide surface 10a of the guide plate 10, and the state shown in FIG. However, in this case, in order to ensure that the lower surface 9a of the pad 9 abuts on the guide surface 10a,
Lower caliper 8 extra about 5mm. This extra 5
The drop of mm is absorbed by the floating mechanism of the robot hand 5.

(4) Next, as shown in FIG.
The caliper 8 is horizontally moved in the horizontal direction while sliding the lower surface 9a of the caliper 8 on the guide surface 10a of the guide plate 10.
In this case, the upper surface of the brake disk 3 is
, The brake disc 3 can enter between the pads 9 and 9 ′,
And the brake disk 3 overlap in the overlapping area Q1. On the other hand, the overlap region between the pad 9 and the guide plate 10 also remains as indicated by N2 in FIG. 5 (C).

(5) Next, as shown in FIG.
10 is rotated clockwise around the axis 21 to release the guide plate 10, and then the caliper 8 is advanced while rotating in a horizontal plane, whereby the lower surface 9a of the pad 9 is moved to the upper surface of the brake disk 3. 3a, the brake disc 3 and the pad 9 overlap with each other in a predetermined overlapping area Q2, and the state shown in FIG.
Is mounted on the work W.

In the above description, the embodiments of the brake caliper mounting method and the brake caliper mounting device according to the present invention have been clarified. Are arranged so as to be flush with each other, whereby the lower surface of the pad 9 rides on the upper surface 3a of the brake disk 3 while sliding on the guide surface 10a, and the brake disk 3 is moved into the gap 19 between the pads 9, 9 '. It is designed to be inserted smoothly inside. However,
The contact surface 20a may be located at a position slightly lower than the guide surface 10a as long as the brake disk 3 can be inserted into the gap 19.

[Brief description of the drawings]

FIG. 1 is an overall plan view of a brake caliper mounting device according to the present invention, FIG. 2 is an overall side view in which a part of the device is cut away and a cross section is shown, and FIG. 3 shows an example configuration of a robot hand for clamping a caliper. FIG. 4 is a partial cross-sectional side view showing the configuration of another robot hand, and FIGS. 5 (A) to (D) and FIGS. 6 (A) to (D) are brake calipers according to the present invention. It is the top view and sectional side view which show the sequential process of a mounting method. 1: Jig pallet 2: Pallet conveyor 3: Brake disk 5: Robot hand 6, Work robot 7: Supply conveyor 8: Brake caliper 9, 9 '... Brake pad 10: Guide Plate 10a: Guide surface of guide plate 11: Guide plate set jig 12U, 12L: Clamp arm 19: Gap between pads, 20: Contact 20a: Contact surface

──────────────────────────────────────────────────続 き Continuation of front page (72) Inventor Hideyuki Uesugi 3-1, Shinchi, Fuchu-cho, Aki-gun, Hiroshima Prefecture Inside Mazda Co., Ltd. (56) References JP-A-3-13137 (JP, A) (58) Survey Field (Int.Cl. ⁶ , DB name) B23P 21/00 303 B23P 19/02 F16D 65/00

Claims (2)

(57) [Claims] A brake caliper having a pair of pads facing each other with a predetermined gap is moved toward a work including a brake disc, and the brake disc is inserted into the gap between the pair of pads with this movement. And mounting the brake caliper on the work by contacting the brake caliper with one surface of the brake disc, and contacting the contact surface with the one surface of the brake disc. A guide member having a guide surface that is substantially flush with the one surface of the brake disk when the brake disk is brought into contact with the brake disk, and the contact surface of the guide member is connected to the one surface of the brake disk In a state in which the brake caliper is in contact with the pair of pads, the one pad of the brake caliper slides on the guide surface of the guide member. Brake caliper mounting method characterized by inserting the brake disc in the gap. 2. A brake caliper having a pair of pads opposed to each other with a predetermined gap therebetween is moved toward a work including a brake disc, and the brake disc is inserted into a gap between the pair of pads with this movement. A brake caliper mounting device for inserting the brake disc, wherein a contact surface capable of contacting one surface of the brake disc, and when the contact surface is brought into contact with the one surface of the brake disc, A guide member having a guide surface that is substantially flush with the one surface of the brake disc; and a brake caliper. The contact surface of the guide member contacts the one surface of the brake disc. Moving means for moving the brake caliper toward the work in a contact state. Over mounting device.