Double-sided polishing tool for automobile brake disc

Abstract

The utility model belongs to the technical field of brake disc machining equipment, and particularly discloses a double-face polishing tool for an automobile brake disc, which comprises a bottom plate, a mounting disc, a chuck mechanism, a position adjusting mechanism and a polishing block adjusting mechanism, a support is fixed above the bottom plate, and the mounting disc and the chuck mechanism are both arranged on the support; the mounting disc is rotationally connected to the support, a center block and a positioning block are fixed to the side, away from the support, of the mounting disc, and a first driving motor is arranged on the side, away from the mounting disc, of the support; the chuck mechanism comprises a sliding rail, a lead screw, a wheel disc, a sliding block, a connecting rod, a fixing plate and a pressing disc. A center groove and a positioning groove corresponding to the center block and the positioning block are formed in the pressing disc. The mounting disc is arranged for mounting the brake disc, the brake disc is pressed and fixed on the brake disc through the chuck mechanism, when fixation is cancelled, only the lead screw needs to be rotated reversely, the pressing disc is moved away from the brake disc, and the brake disc is very convenient to disassemble and assemble in the later period.

Description

Technical Field

[0001] The utility model relates to the technical field of brake disc processing, in particular to a double-sided grinding tooling for automobile brake discs. Background Technique

[0002] A brake disc, simply speaking, is a circular disc that also rotates when the vehicle is moving. The brake caliper clamps the brake disc to generate braking force. When stepping on the brake, it is this that clamps the brake disc to play a role in decelerating or stopping. The brake disc has good braking effect and is easier to maintain than the drum brake.

[0003] After long-term use, the surface of the automobile brake disc is prone to unevenness, and the unevenness of the surface of the brake disc body will affect the braking performance of the vehicle, posing certain potential safety hazards. Therefore, a grinding device needs to be used to grind and repair it.

[0004] However, for the existing double-sided grinding tooling used for brake discs, the brake disc is generally fixed by bolts, which makes it very inconvenient to replace the brake disc. Each time the brake disc is replaced, tools are required for disassembly and assembly, which is rather troublesome. Content of the Utility Model

[0005] The purpose of the utility model is to provide a double-sided grinding tooling for automobile brake discs to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A double-sided grinding tooling for automobile brake discs, including a bottom plate, a mounting disc, a chuck mechanism, a position adjusting mechanism, and a grinding block adjusting mechanism. A bracket is fixed above the bottom plate. The mounting disc and the chuck mechanism are both arranged on the bracket. The position adjusting mechanism is arranged above the bottom plate and away from the chuck mechanism. The grinding block adjusting mechanism is arranged above the position adjusting mechanism;

[0007] The mounting disc is rotatably connected to the bracket. A center block and a positioning block are fixed on the side of the mounting disc away from the bracket. There are multiple positioning blocks evenly distributed outside the center block. A first driving motor is arranged on the side of the bracket away from the mounting disc. The driving shaft of the first driving motor is connected to the central axis of the mounting disc;

[0008] The chuck mechanism includes a slide rail, a lead screw, a wheel disc, a slider, a connecting rod, a fixing plate, and a pressure plate. The slide rail is fixed to the bracket. The lead screw and the slider are arranged inside the slide rail. The lead screw penetrates the slider, and the lead screw and the slider are connected by a thread. One end of the lead screw is rotatably connected to the slide rail and the other end penetrates the slide rail and is connected to the wheel disc. The connecting rod is fixed to the slider. The fixing plate is connected to the end of the connecting rod. The pressure plate is rotatably connected to the side of the fixing plate close to the mounting disc. A central groove and a positioning groove corresponding to the center block and the positioning block are formed on the pressure plate.

[0009] By fitting the central hole of the brake disc onto the central block on the mounting disc, aligning the through holes on the brake disc for the mating bolts with the positioning blocks, then rotating the lead screw, driving the slider to move by the lead screw, causing the slider to drive the fixed plate to move, and the fixed plate to drive the pressure plate to move, pressing the brake disc tightly with the pressure plate. At the same time, the provided central groove and positioning groove will also insert into the central block and positioning block on the mounting disc, playing a certain limiting role.

[0010] Preferably, the position adjusting mechanism includes a connecting plate, a telescopic motor, a support column, and a chute. The connecting plate is fixed on the bottom plate, the telescopic motor is installed on the connecting plate, the support column is fixed at the output end of the telescopic motor, the chute is opened above the bottom plate, and the grinding block adjusting mechanism is arranged at the top of the support column; the support column is pushed by the telescopic motor to slide in the chute, thereby realizing the adjustment of the position of the grinding block adjusting mechanism.

[0011] Preferably, the end of the support column is slidably connected in the chute to improve the stability of the support column when moving.

[0012] Preferably, the grinding block adjusting mechanism includes a support table, a motor bracket, a second driving motor, a worm, a turbine, a clamping arm, and a grinding block body; the support table is connected to the support column, the motor bracket is fixed above the support table, the second driving motor is installed on the motor bracket, the output end of the second driving motor is connected to the worm, two turbines are arranged on both sides of the worm respectively, the turbines are rotatably connected to the support table, a clamping arm is fixed on each turbine, and the grinding block body is fixed at the end of the clamping arm; the second driving motor drives the worm to rotate, causing the worm to drive the turbine to rotate, the turbine to drive the clamping arm to rotate, and the clamping arm to drive the grinding block body to approach both sides of the brake disc body to achieve double-sided grinding.

[0013] Preferably, the slide rail and the bracket are fixed by bolts to facilitate later disassembly, installation, and maintenance.

[0014] Preferably, the slider fits against the inner wall of the slide rail, and the slider is slidably connected to the slide rail to achieve the limitation of the slider.

[0015] Compared with the prior art, the beneficial effects of the present utility model are:

[0016] The present utility model installs the brake disc by setting a mounting disc, fixes the brake disc tightly on the brake disc by setting a chuck mechanism. When removing the fixation, only need to rotate the lead screw in the reverse direction to move the pressure plate away from the brake disc, which is very convenient for later disassembly and assembly of the brake disc; the position of the grinding block can be adjusted by setting a position adjusting mechanism, and the angles of the two grinding blocks can be adjusted by the grinding block adjusting mechanism to fit both sides of the brake disc, realizing double-sided grinding of the brake disc body and improving the practicability of the device. Description of the Drawings

[0017] Figure 1 Schematic diagram of the three-dimensional structure of the present utility model;

[0018] Figure 2 Schematic diagram of the mounting plate structure of the present utility model;

[0019] Figure 3 Schematic diagram of the chuck mechanism structure of the present utility model;

[0020] Figure 4 Schematic diagram of the grinding block adjusting mechanism structure of the present utility model.

[0021] In the figure: 1, bottom plate; 101, bracket; 2, mounting plate; 201, center block; 202, positioning block; 3, chuck mechanism; 301, slide rail; 302, lead screw; 303, wheel disc; 304, slider; 305, connecting rod; 306, fixing plate; 307, pressing plate; 3071, center groove; 3072, positioning groove; 4, position adjusting mechanism; 401, connecting plate; 402, telescopic motor; 403, support column; 404, chute; 5, first driving motor; 6, grinding block adjusting mechanism; 601, support platform; 602, motor frame; 603, second driving motor; 604, worm; 605, turbine; 606, clamping arm; 607, grinding block body. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model.

[0024] In the description of the present utility model, it should also be noted that unless otherwise clearly specified and defined, the terms "set", "installed", "connected", and "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] Please refer to Figures 1-4 , the present utility model provides a technical solution: a double-sided grinding tooling for an automotive brake disc, including a bottom plate 1, a mounting disc 2, a chuck mechanism 3, a position adjusting mechanism 4, and a grinding block adjusting mechanism 6. A bracket 101 is fixed above the bottom plate 1. The mounting disc 2 and the chuck mechanism 3 are both arranged on the bracket 101. The position adjusting mechanism 4 is arranged above the bottom plate 1 at a position away from the chuck mechanism 3, and the grinding block adjusting mechanism 6 is arranged above the position adjusting mechanism 4.

[0026] Furthermore, the mounting disc 2 is rotatably connected to the bracket 101. A central block 201 and a positioning block 202 are fixed on one side of the mounting disc 2 away from the bracket 101. A plurality of positioning blocks 202 are provided and evenly distributed outside the central block 201. A first driving motor 5 is arranged on one side of the bracket 101 away from the mounting disc 2. The driving shaft of the first driving motor 5 is connected to the central axis of the mounting disc 2.

[0027] Furthermore, the chuck mechanism 3 includes a slide rail 301, a lead screw 302, a wheel disc 303, a slider 304, a connecting rod 305, a fixing plate 306, and a pressing disc 307. The slide rail 301 is fixed to the bracket 101. The lead screw 302 and the slider 304 are arranged inside the slide rail 301. The lead screw 302 passes through the slider 304, and the lead screw 302 and the slider 304 are connected by a thread. One end of the lead screw 302 is rotatably connected to the slide rail 301 and the other end passes through the slide rail 301 and is connected to the wheel disc 303. The connecting rod 305 is fixed to the slider 304. The fixing plate 306 is connected to the end of the connecting rod 305. The pressing disc 307 is rotatably connected to one side of the fixing plate 306 close to the mounting disc 2. Central grooves 3071 and positioning grooves 3072 corresponding to the central block 201 and the positioning block 202 are formed on the pressing disc 307.

[0028] By clamping the central hole of the brake disc onto the central block 201 on the mounting disc 2, aligning the through holes on the brake disc for mating bolts with the positioning blocks 202, then rotating the lead screw 302, driving the slider 304 to move by the lead screw 302, causing the slider 304 to drive the fixed plate 306 to move, and the fixed plate 306 to drive the pressure plate 307 to move, pressing the brake disc tightly with the pressure plate 307. At the same time, the central groove 3071 and the positioning groove 3072 provided will also insert into the central block 201 and the positioning block 202 on the mounting disc 2, playing a certain limiting role.

[0029] Further, the position adjustment mechanism 4 includes a connecting plate 401, a telescopic motor 402, a support column 403, and a chute 404. The connecting plate 401 is fixed on the base plate 1, the telescopic motor 402 is installed on the connecting plate 401, the support column 403 is fixed at the output end of the telescopic motor 402, the chute 404 is opened above the base plate 1, and the grinding block adjustment mechanism 6 is arranged at the top of the support column 403; by the telescopic motor 402 pushing the support column 403 to slide in the chute 404, the position of the grinding block adjustment mechanism 6 is adjusted accordingly.

[0030] Further, the end of the support column 403 is slidably connected in the chute 404 to improve the stability of the support column 403 when moving.

[0031] Further, the grinding block adjustment mechanism 6 includes a support platform 601, a motor frame 602, a second driving motor 603, a worm 604, a turbine 605, a clamping arm 606, and a grinding block main body 607; the support platform 601 is connected to the support column 403, the motor frame 602 is fixed above the support platform 601, the second driving motor 603 is installed on the motor frame 602, the output end of the second driving motor 603 is connected to the worm 604, two turbines 605 are provided on both sides of the worm 604 respectively, the turbine 605 is rotatably connected to the support platform 601, a clamping arm 606 is fixed on each turbine 605, and the grinding block main body 607 is fixed at the end of the clamping arm 606; by the second driving motor 603 driving the worm to rotate, the worm 604 drives the turbine 605 to rotate, the turbine 605 drives the clamping arm 606 to rotate, and the clamping arm 606 drives the grinding block main body 607 to approach both sides of the brake disc main body to achieve double-sided grinding.

[0032] Further, the slide rail 301 and the bracket 101 are fixed by bolts to facilitate later disassembly, assembly, and maintenance.

[0033] Further, the slider 304 fits against the inner wall of the slide rail 301, and the slider 304 and the slide rail 301 are slidably connected to restrict the slider 304.

[0034] In summary, when the device is in use, only the central hole of the brake disc needs to be clamped into the central block 201 on the mounting disc 2, and then the through holes on the brake disc for bolt installation are aligned with and inserted into the positioning blocks 202. Then, rotate the turntable 303, so that the turntable 303 drives the lead screw 302 to rotate, causing the lead screw 302 to drive the slider 304 to move. The slider 304 drives the fixed plate 306 to move through the connecting rod 305, and the fixed plate 306 drives the pressure plate 307 to move, using the pressure plate 307 to approach and press the brake disc. At the same time, the provided central groove 3071 and positioning groove 3072 will also be inserted into the central block 201 and positioning block 202 on the mounting disc 2, thereby restricting the brake disc. Then, start the telescopic motor 402, so that the telescopic motor 402 pushes the support column 403 to move, and the support column 403 drives the grinding block adjusting mechanism 6 to move. When the grinding block body 607 in the grinding block adjusting mechanism 6 moves to both sides of the brake disc, start the second driving motor 603, so that the second driving motor 603 drives the worm 604 to rotate, causing the worm 604 to drive the turbine 605 to rotate. The turbine 605 drives the grinding block body 607 to rotate through the clamping arm 606, so that the grinding block body 607 contacts the brake disc. Then, start the first driving motor 5 to drive the mounting disc 2 to rotate, and the double-sided simultaneous grinding of the brake disc can be realized. During the grinding process, the telescopic motor 402 can be used to drive the grinding block body 607 to move and change the grinding position. After grinding, the grinding block adjusting mechanism 6 can be moved away by using the driving motor, and then the lead screw 302 is rotated in the reverse direction, so that the lead screw 302 drives the slider 304 to move in the reverse direction, and the slider 304 can be used to drive the pressure plate 307 to move away from the brake disc. Then, the brake disc can be removed from the mounting disc 2, and the operation is simple and easy to understand.

[0035] It should be noted that: the entire device is controlled by the total control button. Since the devices matched with the control button are common devices and belong to the existing mature technologies, the electrical connection relationship and the specific circuit structure are not described herein again.

[0036] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A double-sided grinding tooling for automobile brake discs, characterized in that: It includes a bottom plate (1), a mounting plate (2), a chuck mechanism (3), a position adjusting mechanism (4) and a grinding block adjusting mechanism (6). A bracket (101) is fixed above the bottom plate (1). The mounting plate (2) and the chuck mechanism (3) are both arranged on the bracket (101). The position adjusting mechanism (4) is arranged above the bottom plate (1) at a position far from the chuck mechanism (3), and the grinding block adjusting mechanism (6) is arranged above the position adjusting mechanism (4). The mounting plate (2) is rotatably connected to the bracket (101). A center block (201) and a positioning block (202) are fixed on one side of the mounting plate (2) away from the bracket (101). There are multiple positioning blocks (202) and they are evenly distributed outside the center block (201). A first driving motor (5) is arranged on one side of the bracket (101) away from the mounting plate (2), and the driving shaft of the first driving motor (5) is connected to the central axis of the mounting plate (2). The chuck mechanism (3) includes a slide rail (301), a lead screw (302), a wheel disc (303), a slider (304), a connecting rod (305), a fixing plate (306) and a pressing plate (307). The slide rail (301) is fixed to the bracket (101). The lead screw (302) and the slider (304) are arranged inside the slide rail (301). The lead screw (302) passes through the slider (304), and the lead screw (302) is threadedly connected to the slider (304). One end of the lead screw (302) is rotatably connected to the slide rail (301), and the other end passes through the slide rail (301) and is connected to the wheel disc (303). The connecting rod (305) is fixed to the slider (304). The fixing plate (306) is connected to the end of the connecting rod (305). The pressing plate (307) is rotatably connected to one side of the fixing plate (306) close to the mounting plate (2). A central groove (3071) and a positioning groove (3072) corresponding to the center block (201) and the positioning block (202) are formed on the pressing plate (307).

2. The double-sided grinding tooling for an automotive brake disc according to claim 1, wherein: The position adjusting mechanism (4) includes a connecting plate (401), a telescopic motor (402), a support column (403) and a chute (404). The connecting plate (401) is fixed to the bottom plate (1). The telescopic motor (402) is installed on the connecting plate (401). The support column (403) is fixed to the output end of the telescopic motor (402). The chute (404) is formed above the bottom plate (1), and the grinding block adjusting mechanism (6) is arranged at the top of the support column (403).

3. The double-sided grinding tooling for an automotive brake disc according to claim 2, characterized in that: The end of the support column (403) is slidably connected in the chute (404).

4. A double-sided grinding tooling for an automotive brake disc according to claim 1, characterized in that: The grinding block adjusting mechanism (6) includes a support platform (601), a motor bracket (602), a second driving motor (603), a worm (604), a turbine (605), a clamping arm (606) and a grinding block body (607); the support platform (601) is connected to the support column (403), the motor bracket (602) is fixed above the support platform (601), the second driving motor (603) is installed on the motor bracket (602), the output end of the second driving motor (603) is connected to the worm (604), two turbines (605) are arranged on both sides of the worm (604) respectively, the turbines (605) are rotatably connected to the support platform (601), a clamping arm (606) is fixed on each turbine (605), and the grinding block body (607) is fixed at the end of the clamping arm (606).

5. A double-sided grinding tooling for an automotive brake disc according to claim 1, characterized in that: The slide rail (301) is fixed to the bracket (101) by bolts.

6. The double-sided grinding tooling for an automotive brake disc according to claim 1, characterized in that: The slider (304) fits against the inner wall of the slide rail (301), and the slider (304) is slidably connected to the slide rail (301).

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