Numerical control lathe for brake pad steel backing surface treatment

Abstract

The utility model relates to the technical field of brake pad machining, and provides a numerical control lathe for brake pad steel backing surface treatment, which comprises a machining table, a treatment frame is arranged on the machining table, a surface treatment component is arranged on the machining table, and a positioning driving component is arranged on the treatment frame; the surface treatment assembly comprises an air cylinder bin, a grinding bin is arranged on the machining table, a driving groove is formed in the upper end of the grinding bin, a driving shaft is inserted into the driving groove, a supporting shaft is arranged at the tail end of the driving shaft, a grinding disc is arranged on the supporting shaft, a grinding piece is arranged on the grinding disc, a collecting opening is formed in the end face of the grinding disc, and a falling opening is formed in the collecting opening. A flow guide pipe is connected to the falling opening, a collecting box is arranged at one end of the flow guide pipe, a lifting frame is arranged on the lower end face of the machining table, and the collecting box is arranged on the lifting frame. By means of the technical scheme, the problems that in the prior art, when the surface of the brake pad is coated with an anti-rust layer, the anti-rust layer is prone to falling off, and the anti-rust effect is poor are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of brake pad processing, and in particular to a numerically controlled lathe used for surface treatment of the steel back of a brake pad. Background Art

[0002] Car brake pads, also called car brake leathers, refer to the friction materials fixed on the brake drum or brake disc that rotates with the wheel. The friction lining and friction pads are subjected to external pressure, generating friction to achieve the purpose of decelerating the vehicle.

[0003] Automobile brake pads are generally composed of steel plates, adhesive insulation layers and friction blocks. The steel plates must be painted to prevent rust. During the painting process, the SMT-4 furnace temperature tracker is used to detect the temperature distribution of the painting process to ensure quality.

[0004] The working principle of brakes is mainly from friction. The friction between brake pads and brake discs (drums) and tires and the ground is used to convert the kinetic energy of the vehicle into heat energy after friction, so as to stop the car. A good and efficient brake system must be able to provide stable, sufficient and controllable braking force, and have good hydraulic transmission and heat dissipation capabilities to ensure that the force applied by the driver from the brake pedal can be fully and effectively transmitted to the master cylinder and each sub-cylinder, and to avoid hydraulic failure and brake decay caused by high heat.

[0005] However, during the production process of brake pads, the steel back surface of the brake pad needs to be polished to make the steel back surface smooth. Only in this state can the anti-rust layer be applied to ensure that the anti-rust layer is effectively applied to the steel back surface. In view of this, a CNC lathe for brake pad steel back surface treatment is developed. Utility Model Content

[0006] The utility model provides a numerically controlled lathe for treating the surface of the steel back of a brake pad, which solves the problem in the prior art that the anti-rust layer is easily shed when applied on the surface of the brake pad, resulting in poor anti-rust effect.

[0007] The technical solution of the utility model is as follows:

[0008] A processing table, wherein a processing frame is provided on the processing table;

[0009] A surface treatment component, wherein the surface treatment component is arranged on the processing table;

[0010] A positioning drive assembly, wherein the positioning drive assembly is arranged on the processing frame;

[0011] The surface treatment component includes a cylinder warehouse, which is arranged on the processing table. A telescopic cylinder is arranged inside the cylinder warehouse, a driving shaft is arranged at the output end of the telescopic cylinder, a grinding warehouse is arranged on the processing table, a driving groove is opened at the upper end of the grinding warehouse, the driving shaft is inserted into the driving groove, a supporting shaft is arranged at the end of the driving shaft, a grinding disc is arranged on the supporting shaft, a grinding sheet is arranged on the grinding disc, a collecting port is opened on the end surface of the grinding disc, a drop port is arranged in the collecting port, a guide pipe is connected to the drop port, a collection box is arranged at one end of the guide pipe, a hanging frame is arranged on the lower end surface of the processing table, and the collection box is arranged on the hanging frame.

[0012] As a further technical solution, the grinding sheet is a trapezoidal structure, the grinding end face of the grinding sheet is an inclined surface, a cylinder cavity is opened in the grinding chamber, and the telescopic cylinder is arranged inside the cylinder cavity.

[0013] As a further technical solution, the positioning drive assembly includes a motor table, an output motor is arranged on the motor table, the output end of the output motor is inserted into the processing rack, a positioning groove is opened on the processing rack, a drive disk is arranged in the positioning groove, the output end of the output motor is connected to the drive disk, a fixed shaft is arranged on the drive disk, and a locking bolt is arranged on the fixed shaft.

[0014] As a further technical solution, the number of the locking bolts is the same as the number of the fixed shafts, that is, the number of the locking bolts is five, and the plurality of locking bolts are regularly arranged in a circle.

[0015] As a further technical solution, the grinding disc is of circular structure, a rectangular groove is formed on the grinding disc, and the collecting port and the grinding sheet are respectively arranged on the end surfaces of the rectangular groove.

[0016] As a further technical solution, the driving shaft and the supporting shaft are both circular structures, and the supporting shaft and the driving shaft are perpendicular to each other.

[0017] As a further technical solution, the lower end surface of the processing table is provided with supporting legs, and the number of the supporting legs is several, and the plurality of supporting legs are respectively provided at the four corners of the lower end surface of the processing table.

[0018] As a further technical solution, the inner bottom surface of the collecting port is a slope structure, and the lowest part of the inner bottom surface of the collecting port is at the drop port position.

[0019] As a further technical solution, the driving end of the output motor is located at the center of the driving disk.

[0020] As a further technical solution, a limit strip is provided on the upper end surface of the hanging frame, and the limit strip is in contact with the collection box.

[0021] The working principle and beneficial effects of the utility model are:

[0022] In the utility model, grinding is performed by the grinding disc in the surface treatment component, and the flying debris is collected through the collection port, guided to the drop port through the slope of the collection port itself, and discharged into the collection box through the guide pipe for collection, and the drive disk is driven to rotate by the output motor in the positioning drive component, and the brake pad can be installed through the locking bolt, and the brake pad is fixed and then polished, the debris can be collected during the grinding process, and the brake pad is fixed through the original hole for installing the brake pad in the car, so that the fixing effect during the grinding process is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 It is an axonometric view of the utility model;

[0026] Figure 3 This is a cross-sectional view of the cylinder bin of the utility model;

[0027] Figure 4 This is an axial view of the grinding disc of the utility model;

[0028] In the figure: 1. Processing table; 2. Processing rack; 3. Surface treatment component; 3-1. Cylinder warehouse; 3-2. Telescopic cylinder; 3-3. Drive shaft; 3-4. Grinding warehouse; 3-5. Drive groove; 3-6. Support shaft; 3-7. Grinding disc; 3-8. Grinding sheet; 3-9. Collection port; 3-10. Drop port; 3-11. Guide pipe; 3-12. Collection box; 3-13. Lifting rack; 3-14. Cylinder cavity; 4. Positioning drive component; 4-1. Motor table; 4-2. Output motor; 4-3. Positioning groove; 4-4. Drive disc; 4-5. Fixed shaft; 4-6. Locking bolt; 5. Rectangular groove; 6. Support foot; 7. Limit strip. DETAILED DESCRIPTION

[0029] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] like Figure 1~Figure 4 As shown, this embodiment provides a CNC lathe for surface treatment of the steel back of a brake pad, comprising

[0031] A processing table 1, on which a processing frame 2 is arranged;

[0032] A surface treatment component 3, the surface treatment component 3 is arranged on the processing table 1;

[0033] A positioning drive assembly 4, wherein the positioning drive assembly 4 is arranged on the processing frame 2;

[0034] The surface treatment component 3 includes a cylinder bin 3-1, which is arranged on the processing table 1. A telescopic cylinder 3-2 is arranged inside the cylinder bin 3-1. A driving shaft 3-3 is arranged at the output end of the telescopic cylinder 3-2. A grinding bin 3-4 is arranged on the processing table 1. A driving groove 3-5 is opened at the upper end of the grinding bin 3-4. The driving shaft 3-3 is inserted into the driving groove 3-5. A support shaft 3-6 is arranged at the end of the driving shaft 3-3. The support shaft 3-6 is arranged at the output end of the telescopic cylinder 3-2. -6 is provided with a grinding disc 3-7, and a grinding sheet 3-8 is provided on the grinding disc 3-7. A collecting port 3-9 is opened on the end face of the grinding disc 3-7, and a dropping port 3-10 is provided in the collecting port 3-9. The dropping port 3-10 is connected to a guide pipe 3-11, and a collecting box 3-12 is provided at one end of the guide pipe 3-11. A hanging frame 3-13 is provided on the lower end face of the processing table 1, and the collecting box 3-12 is arranged on the hanging frame 3-13.

[0035] In this embodiment, the telescopic cylinder 3-2 in the cylinder bin 3-1 can drive the driving shaft 3-3 to move, and the driving shaft 3-3 drives the supporting shaft 3-6 to move in the driving groove 3-5 on the grinding bin 3-4, and drives the grinding disc 3-7 to move, and the brake pad is grinded by the grinding disc 3-8. Most of the flying debris in the grinding process will fly into the collecting port 3-9, and enter the guide pipe 3-11 through the drop port 3-10, and finally enter the collecting box 3-12 to achieve the collection effect.

[0036] Specifically, the grinding sheet 3-8 is a trapezoidal structure, the grinding end surface of the grinding sheet 3-8 is an inclined surface, a cylinder cavity 3-14 is opened in the grinding chamber 3-4, and the telescopic cylinder 3-2 is arranged inside the cylinder cavity 3-14.

[0037] In this embodiment, the telescopic cylinder 3-2 is fixed in the cylinder cavity 3-14 and is at the same height as the grinding chamber 3-4, so that the support shaft 3-6 can be pushed more smoothly.

[0038] Furthermore, the positioning drive assembly 4 includes a motor table 4-1, on which an output motor 4-2 is arranged, the output end of the output motor 4-2 is inserted into the processing rack 2, a positioning groove 4-3 is opened on the processing rack 2, a driving disk 4-4 is arranged in the positioning groove 4-3, the output end of the output motor 4-2 is connected to the driving disk 4-4, a fixed shaft 4-5 is arranged on the driving disk 4-4, and a locking bolt 4-6 is arranged on the fixed shaft 4-5.

[0039] In this embodiment, the output motor 4-2 on the motor table 4-1 drives the driving disk 4-4 to rotate, and the brake pad is inserted into the locking bolt 4-6 on the driving disk 4-4, and drives the brake pad to rotate. The driving disk 4-4 rotates counterclockwise, so that the brake pad contacts the lower end of the grinding pad 3-8, and the debris ground by the brake pad will fly into the collection port 3-9 at an angle.

[0040] Furthermore, the number of locking bolts 4-6 is the same as that of the fixed shaft 4-5, that is, five locking bolts 4-6 are arranged regularly in a circle, the grinding disc 3-7 is a circular structure, a rectangular groove 5 is opened on the grinding disc 3-7, and the collecting port 3-9 and the grinding plate 3-8 are respectively arranged on the end faces of the rectangular groove 5.

[0041] In this embodiment, the two end surfaces of the rectangular groove 5 enable the collection port 3-9 and the grinding sheet 3-8 to be arranged more reasonably.

[0042] Furthermore, the driving shaft 3-3 and the supporting shaft 3-6 are both circular structures, and the supporting shaft 3-6 and the driving shaft 3-3 are perpendicular to each other. The lower end surface of the processing table 1 is provided with a supporting foot 6. The number of the supporting feet 6 is several, and the multiple supporting feet 6 are respectively arranged at the four corners of the lower end surface of the processing table 1. The inner bottom surface of the collecting port 3-9 is a slope structure, and the lowest part of the inner bottom surface of the collecting port 3-9 is at the position of the drop port 3-10. The driving end of the output motor 4-2 is at the center of the driving disk 4-4, and the upper end surface of the lifting frame 3-13 is provided with a limit strip 7, and the limit strip 7 is in contact with the collecting box 3-12.

[0043] In this embodiment, the limiting strip 7 has the effect of positioning the collection box 3-12, so that the collection box 3-12 is positioned on the hanging frame 3-13.

[0044] When the brake pad needs to be polished, the output motor 4-2 on the motor table 4-1 drives the driving disk 4-4 to rotate, and the locking bolt 4-6 on the driving disk 4-4 is inserted with the brake pad, and drives the brake pad to rotate, and the driving disk 4-4 rotates counterclockwise, so that the brake pad contacts the lower end of the polishing plate 3-8, and the debris polished by the brake pad will fly obliquely into the collecting port 3-9, and the telescopic cylinder 3-2 in the cylinder bin 3-1 can drive the driving shaft 3-3 to move, and through the driving shaft 3-3, the supporting shaft 3-6 is driven to move in the driving slot 3-5 on the polishing bin 3-4, and drives the polishing disk 3-7 to move, and the brake pad is polished through the polishing plate 3-8.

[0045] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A CNC lathe for surface treatment of brake pad steel back, characterized in that: include A processing table (1), wherein a processing frame (2) is arranged on the processing table (1); A surface treatment component (3), wherein the surface treatment component (3) is arranged on the processing table (1); A positioning drive assembly (4), wherein the positioning drive assembly (4) is arranged on the processing frame (2); The surface treatment component (3) comprises a cylinder bin (3-1), wherein the cylinder bin (3-1) is arranged on the processing table (1), a telescopic cylinder (3-2) is arranged inside the cylinder bin (3-1), a driving shaft (3-3) is arranged at the output end of the telescopic cylinder (3-2), a grinding bin (3-4) is arranged on the processing table (1), a driving groove (3-5) is opened at the upper end of the grinding bin (3-4), the driving shaft (3-3) is inserted into the driving groove (3-5), a supporting shaft (3-6) is arranged at the end of the driving shaft (3-3), and the supporting shaft (3-6) is arranged at the output end of the telescopic cylinder (3-2). A grinding disc (3-7) is arranged on the shaft (3-6), a grinding sheet (3-8) is arranged on the grinding disc (3-7), a collecting port (3-9) is opened on the end surface of the grinding disc (3-7), a drop port (3-10) is arranged in the collecting port (3-9), a guide pipe (3-11) is connected to the drop port (3-10), a collection box (3-12) is arranged at one end of the guide pipe (3-11), a hanging frame (3-13) is arranged on the lower end surface of the processing table (1), and the collection box (3-12) is arranged on the hanging frame (3-13).

2. A CNC lathe for surface treatment of brake pad steel back according to claim 1, characterized in that: The grinding sheet (3-8) is a trapezoidal structure, the grinding end face of the grinding sheet (3-8) is an inclined face, a cylinder cavity (3-14) is opened in the grinding chamber (3-4), and the telescopic cylinder (3-2) is arranged inside the cylinder cavity (3-14).

3. A CNC lathe for surface treatment of brake pad steel back according to claim 1, characterized in that: The positioning drive assembly (4) comprises a motor platform (4-1), an output motor (4-2) is arranged on the motor platform (4-1), an output end of the output motor (4-2) is inserted into the processing frame (2), a positioning groove (4-3) is opened on the processing frame (2), a driving disk (4-4) is arranged in the positioning groove (4-3), the output end of the output motor (4-2) is connected to the driving disk (4-4), a fixed shaft (4-5) is arranged on the driving disk (4-4), and a locking bolt (4-6) is arranged on the fixed shaft (4-5).

4. A CNC lathe for surface treatment of brake pad steel back according to claim 3, characterized in that: The number of the locking bolts (4-6) is the same as the number of the fixed shafts (4-5), the number of the locking bolts (4-6) is five, and the plurality of locking bolts (4-6) are regularly arranged in a circle.

5. A CNC lathe for surface treatment of brake pad steel back according to claim 1, characterized in that: The grinding disc (3-7) is of a circular structure, and a rectangular groove (5) is formed on the grinding disc (3-7). The collecting port (3-9) and the grinding sheet (3-8) are respectively arranged on the end surface of the rectangular groove (5).

6. A CNC lathe for surface treatment of brake pad steel back according to claim 1, characterized in that: The driving shaft (3-3) and the supporting shaft (3-6) are both circular structures, and the supporting shaft (3-6) and the driving shaft (3-3) are perpendicular to each other.

7. A CNC lathe for surface treatment of brake pad steel back according to claim 1, characterized in that: The lower end surface of the processing table (1) is provided with supporting legs (6), and the number of the supporting legs (6) is several, and the plurality of supporting legs (6) are respectively arranged at the four corners of the lower end surface of the processing table (1).

8. A CNC lathe for surface treatment of brake pad steel back according to claim 3, characterized in that: The inner bottom surface of the collecting port (3-9) is in a slope structure, and the lowest part of the inner bottom surface of the collecting port (3-9) is located at the position of the drop port (3-10).

9. A CNC lathe for surface treatment of brake pad steel back according to claim 3, characterized in that: The driving end of the output motor (4-2) is located at the center of the driving disk (4-4).

10. A CNC lathe for surface treatment of brake pad steel back according to claim 1, characterized in that: The upper end surface of the hanging frame (3-13) is provided with a limit strip (7), and the limit strip (7) is in close contact with the collection box (3-12).

Images