阅读说明：本技术 调整驻车制动器间隙的安装装置、驻车制动器及矿用自卸车 (Installation device for adjusting gap of parking brake, parking brake and mining dump truck ) 是由 李宗� *** 宁冉 戈超 张超 时维方 张珂 佟文豪 贾伟 李国娟 张秀梅 于 2020-06-04 设计创作，主要内容包括：本发明公开了一种调整驻车制动器间隙的安装装置、驻车制动器及矿用自卸车,其中,安装装置包括支架、安装座和异形调整垫片；所述支架安装在牵引电动机上；驻车制动器的上钳体和下钳体分别安装在所述安装座的顶面和底面；所述安装座安装在所述支架上；所述上钳体与安装座之间以及下钳体与安装座之间分别穿插有所述异形调整垫片,用以调整上钳体和下钳体之间距离,使驻车制动器摩擦片与制动盘在规定的工作间隙。本发明结构简单,重量轻,能够满足电传动矿业自卸车驻车制动器的安装要求,便于驻车制动器的安装,间隙调整,维护检查,拆卸方便,可避免因调整间隙而整体拆下驻车制动器。(The invention discloses a mounting device for adjusting a gap of a parking brake, the parking brake and a mining dump truck, wherein the mounting device comprises a bracket, a mounting seat and a special-shaped adjusting gasket; the bracket is arranged on the traction motor; an upper caliper body and a lower caliper body of the parking brake are respectively arranged on the top surface and the bottom surface of the mounting seat; the mounting seat is mounted on the bracket; the special-shaped adjusting gaskets are inserted between the upper caliper body and the mounting seat and between the lower caliper body and the mounting seat respectively and used for adjusting the distance between the upper caliper body and the lower caliper body so that the friction plate of the parking brake and the brake disc are in a specified working clearance. The invention has simple structure and light weight, can meet the installation requirement of the parking brake of the electric drive mining dump truck, is convenient for installation, clearance adjustment, maintenance and inspection and disassembly of the parking brake, and can avoid the integral disassembly of the parking brake due to the adjustment of the clearance.)

1. A mounting device for adjusting a clearance of a parking brake is characterized in that:

comprises a bracket, a mounting seat and a special-shaped adjusting gasket;

the bracket is arranged on the traction motor;

an upper caliper body and a lower caliper body of the parking brake are respectively arranged on the top surface and the bottom surface of the mounting seat;

the mounting seat is mounted on the bracket;

the upper clamp body and the mounting seat and the lower clamp body and the mounting seat are respectively inserted and extracted

The special-shaped adjusting shim adjusts the distance between the upper caliper body and the lower caliper body to enable the friction plate of the parking brake and the brake disc to be in a specified working clearance.

2. The parking brake clearance adjustment mounting device of claim 1, wherein:

the upper clamp body is provided with a plurality of unthreaded holes I, the mounting seat is provided with a plurality of unthreaded holes II concentric with the unthreaded holes I, and the lower inlay is provided with a plurality of threaded holes I concentric with the unthreaded holes II;

the special-shaped adjusting gasket is provided with a plurality of U-shaped grooves corresponding to the threaded holes I, and the upper clamp body, the mounting seat, the special-shaped adjusting gasket and the lower clamp body are fixed together by sequentially penetrating the unthreaded holes I, the U-shaped grooves and the unthreaded holes II through a plurality of mounting bolts and then screwing the unthreaded holes I;

the gap between the upper clamp body and the lower clamp body can be adjusted by directly pulling out or inserting the special-shaped adjusting gasket after the mounting bolt is unscrewed.

3. The parking brake clearance adjustment mounting device according to claim 2, characterized in that:

the special-shaped adjusting gasket is of a symmetrical structure, wherein the length of the U-shaped groove in the left half part is gradually increased from the left side to the middle.

4. The parking brake clearance adjustment mounting device of claim 1, wherein:

the support is provided with a plurality of unthreaded holes III, the traction motor is provided with a plurality of threaded holes II concentric with the unthreaded holes III, and the support is fixed on the edge of the top surface of the traction motor through a plurality of fastening bolts.

5. The parking brake clearance adjustment mounting device of claim 4, wherein:

the unthreaded hole is the counter bore structure, avoids fastening bolt's spiral shell head to occupy parking brake space.

6. The parking brake clearance adjustment mounting device of claim 1, wherein:

the mounting seat is characterized in that two sides of the mounting seat are respectively provided with an unthreaded hole IV, two sides of the support are respectively provided with a threaded hole III concentric with the unthreaded hole IV, and the mounting seat and the support are fixed through two long rod bolts.

7. The parking brake clearance adjustment mounting device of claim 6, wherein:

two sides between the bracket and the mounting seat are respectively provided with a space ring, and the thickness dimension of the space ring is larger than the height dimension of the lower clamp body;

the long rod bolt penetrates into the space ring.

8. The parking brake clearance adjustment mounting device of claim 1, wherein:

the thickness dimension of the mounting seat is smaller than the specified working distance dimension between the upper caliper body and the lower caliper body of the parking brake.

9. A parking brake comprises an upper caliper body and a lower caliper body; the method is characterized in that:

further comprising a mounting device according to any one of claims 1 to 8;

the upper clamp body and the lower clamp body are installed on the traction motor through the installation device.

10. The mining unloading vehicle comprises a traction motor and a brake disc, wherein the brake disc is arranged on a rotating shaft of the traction motor; the method is characterized in that: further comprising the parking brake of claim 9;

the brake disc is rubbed by friction plates in the parking brake.

Technical Field

The invention belongs to the field of mining mechanical equipment, and particularly relates to a mounting device for simply adjusting a gap of a parking brake and a mining dump truck.

Background

The electric drive mining dump truck is a professional vehicle for ore mineral aggregate or earthwork transportation in large-scale open-pit mines and large-scale earthwork construction, belongs to an off-highway dump truck, and has the characteristics of large load, high working efficiency and the like. Wherein the brake system plays an important role in the whole vehicle.

Because the volume and the mass of the caliper disc type brake are very large, the brake is arranged at the output end of the hub reduction gear, the installation space is small, and the installation and the maintenance operation are difficult.

Disclosure of Invention

Aiming at the problems of the existing brake mounting structure, the invention provides the mounting device for simply adjusting the gap of the parking brake, which has the advantages of simple structure and light weight, can meet the mounting requirement of the parking brake of the electric drive mining dump truck, is convenient for mounting, gap adjustment, maintenance and inspection, is convenient to disassemble, and can avoid the integral disassembly of the parking brake due to the adjustment of the gap.

The invention is realized according to the following technical scheme:

a mounting device for adjusting the clearance of a parking brake comprises a bracket, a mounting seat and a special-shaped adjusting gasket;

the bracket is arranged on the traction motor; an upper caliper body and a lower caliper body of the parking brake are respectively arranged on the top surface and the bottom surface of the mounting seat; the mounting seat is mounted on the bracket; the special-shaped adjusting gaskets are inserted between the upper caliper body and the mounting seat and between the lower caliper body and the mounting seat respectively and used for adjusting the distance between the upper caliper body and the lower caliper body so that the friction plate of the parking brake and the brake disc are in a specified working clearance. After the friction plate is abraded and thinned after the parking brake is used, the distance between an upper clamp body and a lower clamp body of the parking brake is reduced by extracting the special-shaped adjusting gasket, so that the parking brake works normally, and the purpose of adjustment is achieved.

Furthermore, a plurality of unthreaded holes I are formed in the upper clamp body, a plurality of unthreaded holes II concentric with the unthreaded holes I are formed in the mounting seat, and a plurality of threaded holes I concentric with the unthreaded holes II are formed in the lower inlay; the special-shaped adjusting gasket is provided with a plurality of U-shaped grooves corresponding to the threaded holes I, and the upper clamp body, the mounting seat, the special-shaped adjusting gasket and the lower clamp body are fixed together by sequentially penetrating the unthreaded holes I, the U-shaped grooves and the unthreaded holes II through a plurality of mounting bolts and then screwing the unthreaded holes I; the gap between the upper clamp body and the lower clamp body can be adjusted by directly pulling out or inserting the special-shaped adjusting gasket after the mounting bolt is unscrewed.

Further, the special-shaped adjusting gasket is of a symmetrical structure, wherein the length of the U-shaped groove in the left half portion is gradually increased from the left side to the middle.

Further, be equipped with a plurality of unthreaded holes III on the support, traction motor is last to be equipped with a plurality of screw holes II with unthreaded hole III is concentric, fixes the support in traction motor's top surface edge through a plurality of fastening bolt.

Furthermore, the unthreaded hole is the counter bore structure, avoids fastening bolt's spiral shell head to occupy parking brake space, and this design effectively utilizes the space, simple structure, and simple to operate dismantles easily.

Furthermore, the two sides of the mounting seat are respectively provided with an unthreaded hole IV, the two sides of the support are respectively provided with a threaded hole III concentric with the unthreaded hole IV, and the mounting seat and the support are fixed through two long rod bolts.

Furthermore, two sides between the bracket and the mounting seat are respectively provided with a space ring, and the thickness dimension of the space ring is larger than the height dimension of the lower clamp body; the long rod bolt penetrates into the space ring. Adopt above-mentioned design, can guarantee that split type parking brake's inlay installs effectively utilizes the space between support, mount pad, has solved the not enough problem of installation space to the installation is simple, and it is convenient to dismantle, especially makes things convenient for the access of the external hydraulic control pipeline of later stage parking brake, makes things convenient for the wearing and tearing condition of observing parking brake and friction disc among the operation maintenance process.

Further, the thickness dimension of the mounting seat is smaller than the specified working distance dimension between the upper caliper body and the lower caliper body of the parking brake. Adopt this structural design, parking brake can pass the unthreaded hole on the mount pad with the construction bolt earlier in the installation, install parking brake on the mount pad, increase or reduce the distance through inserting or taking out special-shaped adjusting shim, thereby adjust split type parking brake's last pincers body and distance down between the pincers body, realize that parking brake friction disc accords with parking brake operation requirement at brake disc both sides interval, avoid earlier with parking brake installation adjustment back, the construction bolt is unpacked again, the inlay of parking brake is unpacked, increase or reduce and transfer special-shaped adjusting shim quantity, later install two inlays of parking brake again, installation and fixed mounting bolt.

A parking brake comprises an upper caliper body, a lower caliper body and the mounting device; the upper clamp body and the lower clamp body are installed on the traction motor through the installation device.

The mining unloading vehicle comprises a traction motor and a brake disc, wherein the brake disc is installed on a rotating shaft of the traction motor, and the brake disc is rubbed by a friction plate in the parking brake.

After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:

1. the mounting device of the invention adopts a bracket and a mounting seat to replace the existing mounting support with a complex structure. The support and the mounting seat are simple in structure, and the difficulty in complex casting mold design and machining of mounting holes in castings is avoided. The production cost of the bracket and the mounting seat is greatly reduced.

2. The support and the mounting seat are connected through the bolts, and the split type inlay of the parking brake is respectively positioned on two sides of the mounting seat, so that the mounting and fixing operations of the brake and the fixed torque of the mounting bolts are facilitated.

3. The parking brake can pass the unthreaded hole earlier at the installation with construction bolt, installs parking brake on the mount pad, increases or reduces the gasket through bayonet dysmorphism adjusting shim, avoids dismantling construction bolt because of the increase or the reduction of dysmorphism adjusting shim. The installation is convenient, and the working efficiency is greatly improved.

4. The special-shaped adjusting gasket can be conveniently detached when the clearance needs to be adjusted due to the fact that the brake friction plate becomes thin in the later-stage parking brake using and maintaining process, the purpose of adjusting the clearance is achieved, and the special-shaped adjusting gasket is easy and reliable to operate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

In the drawings:

FIG. 1 is a schematic view of a parking brake and brake disc assembly with a mounting arrangement installed;

FIG. 2 is a schematic view of a parking brake configuration with a mounting arrangement installed;

FIG. 3 is a schematic view of a shim for profile adjustment.

In the figure: 1. the parking brake comprises a parking brake body 1-1, an upper caliper body 1-2, a lower caliper body 1-3, a mounting bolt 2, a brake disc 3, a special-shaped adjusting gasket 4, a mounting seat 5, a support 6, a space ring 7, a long rod bolt 8, a gasket 9 and a traction motor.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, 2 and 3, the mounting device for adjusting the clearance of the parking brake comprises a bracket 5, a mounting seat 4 and a special-shaped adjusting shim 3; the bracket 5 is arranged on a traction motor 9; an upper caliper body 1-1 and a lower caliper body 1-2 of the parking brake 1 are respectively arranged on the top surface and the bottom surface of the mounting seat 4; the mounting seat 4 is mounted on the bracket 5; the special-shaped adjusting gaskets 3 are respectively inserted between the upper caliper body 1-1 and the mounting seat 4 and between the lower caliper body 1-2 and the mounting seat 4 to adjust the distance between the upper caliper body 1-1 and the lower caliper body 1-2, so that the parking brake friction plate and the brake disc 2 are in a specified working clearance. After the parking brake 1 is worn and thinned by using a rear friction plate, the distance between an upper caliper body 1-1 and a lower caliper body 1-2 of the parking brake 1 is reduced by extracting and reducing the special-shaped adjusting gasket 3, so that the parking brake 1 works normally, and the purpose of adjustment is achieved.

The following provides a preferred embodiment of the above embodiment with respect to the connection between the upper and lower clamp bodies and the mounting seat:

the upper clamp body 1-1 is provided with a plurality of unthreaded holes I, the mounting seat 4 is provided with a plurality of unthreaded holes II concentric with the unthreaded holes I, and the lower inlay 1-2 is provided with a plurality of threaded holes I concentric with the unthreaded holes II;

the special-shaped adjusting gasket 3 is provided with a plurality of U-shaped grooves corresponding to the threaded hole I, and the upper clamp body 1-1, the mounting seat 4, the special-shaped adjusting gasket 3 and the lower clamp body 1-2 are fixed together by sequentially penetrating a unthreaded hole I, the U-shaped grooves and a unthreaded hole II through a plurality of mounting bolts 1-3 and then screwing the unthreaded holes I;

the adjustment of the gap between the upper clamp body 1-1 and the lower clamp body 1-2 can be completed by directly pulling out or inserting the special-shaped adjusting gasket 3 after loosening the mounting bolt 1-3.

Adopt above-mentioned connected mode to be convenient for install, concrete installation process does: when the split type parking brake 1 is installed, an upper inlay 1-1 with a unthreaded hole I is placed on a mounting seat 4, then the position of the upper inlay 1-1 of the parking brake 1 is adjusted, the unthreaded hole I on the upper inlay 1-1 is aligned with an unthreaded hole II on the mounting seat 4, a lower inlay 1-2 of the other half parking brake is installed on the other side of the mounting seat 4, the threaded hole I on the lower inlay 1-2 is aligned with the unthreaded hole II on the mounting seat 4, then mounting bolts 1-3 are assembled, the split type parking brake is installed at a proper position after a special-shaped adjusting gasket 3 is added or reduced, and finally the mounting bolts 1-3 are fastened.

Fig. 3 shows a preferred embodiment of the irregular adjustment shim 3, which is a symmetrical structure, wherein the lengths of the three U-shaped grooves of the left half portion increase from the left to the middle, although the structure of the irregular adjustment shim 3 is not limited to the above-mentioned structure, and other similar structures can be adopted.

A preferred embodiment of the above embodiment is given below with respect to the connection of the bracket to the traction motor:

the support 5 is provided with a plurality of unthreaded holes III, the traction motor 9 is provided with a plurality of threaded holes II concentric with the unthreaded holes III, and the support 5 is fixed on the edge of the top surface of the traction motor 9 through a plurality of fastening bolts.

Further scheme: the unthreaded hole is the counter bore structure, avoids fastening bolt's spiral shell head to occupy parking brake 1 space.

The specific installation process adopting the connection mode comprises the following steps: the bracket 5 is firstly installed on the traction motor 9, wherein the counter bore is designed into an avoiding space of the lower inlay 1-3 of the parking brake, the space is effectively utilized, the structure is simple, the installation is convenient, and the disassembly is easy.

A preferred embodiment of the above embodiment is given below with respect to the attachment of the bracket to the mounting base:

the two sides of the mounting seat 4 are respectively provided with an unthreaded hole IV, the two sides of the support 5 are respectively provided with a threaded hole III concentric with the unthreaded hole IV, and the mounting seat 4 and the support 5 are fixed through two long rod bolts 7 and a gasket 8.

Further scheme: two sides between the bracket 5 and the mounting seat 4 are respectively provided with a space ring 6, the long rod bolt 7 is inserted into the space ring 6, wherein the thickness of the space ring 6 is larger than the height of the lower clamp body 1-2. Adopt above-mentioned design, can guarantee that split type parking brake 1's inlay installs effectively utilizes the space between support 5, mount pad 4, has solved the not enough problem of installation space to the installation is simple, and it is convenient to dismantle, more makes things convenient for the access of the external hydraulic control pipeline of later stage parking brake 1, observes the wearing and tearing condition of parking brake 1 and its friction disc among the convenient operation maintenance process.

The above embodiments are further described with respect to the mount as follows:

the thickness dimension of the mounting seat 4 is smaller than the specified working distance dimension between the upper caliper body and the lower caliper body of the parking brake. By adopting the structural design, the parking brake 1 can firstly pass the mounting bolts 1-3 through the unthreaded holes on the mounting seat 4 in the mounting process, the parking brake 1 is mounted on the mounting seat 4, the distance is increased or reduced by inserting or taking out the special-shaped adjusting gaskets 3, so that the distance between the upper caliper body 1-1 and the lower caliper body 1-2 of the split parking brake is adjusted, the distance between the friction plates of the parking brake 1 on the two sides of the brake disc 2 meets the use requirement of the parking brake 1, the mounting bolts 1-3 are prevented from being detached after the parking brake 1 is mounted and adjusted, the number of the special-shaped adjusting gaskets 3 is increased or reduced, then the two inlays of the parking brake are mounted and fixed, and the mounting bolts 1-3 are mounted and fixed.

In conclusion, the installation device for simply adjusting the clearance of the parking brake is flexible to operate, simple in installation structure, free of the adoption of a steel casting for opening a die, low in cost, small in occupied space and relatively independent in installation supports, so that the parking brake is convenient to install, disassemble, maintain after use and adjust the clearance of friction plates, and meanwhile, the installation device has the advantage of being simple in part production process.

With continued reference to fig. 2, the present invention further provides a parking brake, comprising an upper caliper body, a lower caliper body and the above-mentioned mounting device; the upper clamp body and the lower clamp body are installed on the traction motor through the installation device.

With continued reference to fig. 1, the present invention also provides a mining dumper comprising a traction motor and a brake disc mounted on a rotating shaft of the traction motor, the brake disc being rubbed by the friction plates in the parking brake described above.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.