CN216642909U

CN216642909U - Device for combining and molding steel backing and friction block

Info

Publication number: CN216642909U
Application number: CN202123366181.4U
Authority: CN
Inventors: 庞伟; 张振华
Original assignee: Dongying Baofeng Auto Parts Co ltd
Current assignee: Dongying Baofeng Auto Parts Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-31
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to the technical field of brake pad manufacturing, in particular to a device for combining and forming a steel backing and a friction block, which comprises a machine base, wherein an accommodating cavity for placing an indexing positioning mechanism is arranged in the machine base, the machine base is connected with an upright post in an L-shaped right angle, the top end of the upright post is provided with a guide driving mechanism arranged along the movement direction, and the output end of the guide driving mechanism is fixedly provided with a pressing plate; the radian matching between the movable positioning shaft and the positioning groove on the positioning disc realizes the accurate positioning of the rotating position of the positioning disc, thereby facilitating the feeding of workers; the utility model has simple structure, and the friction block and the steel back can be jacked up upwards after being pressed by the pressing plate through the demoulding body, thereby being convenient for the worker to take out.

Description

Device for combining and molding steel backing and friction block

Technical Field

The utility model relates to the technical field of brake pad manufacturing, in particular to a device for combining and molding a steel backing and a friction block.

Background

The brake block is generally formed by combining a brake block steel back, a bonding heat insulation layer and a friction block. The steel backing needs to be coated to prevent rust, and the temperature distribution in the coating process is detected by an SMT-4 furnace temperature tracker in the coating process to ensure the quality. Wherein the thermal insulation layer is made of a material which does not conduct heat, and is used for thermal insulation. The friction material is a metal powder, but there are also semi-metals, graphite, ceramics, etc. The friction material is formed by bonding a reinforcing material, an adhesive, a filler and the like. The brake pad steel backing plays a role in fixing and supporting the friction block. When the brake is used, the brake block steel back is pushed by the brake caliper, the friction block is in friction contact with the brake disc, the purpose of decelerating the vehicle is achieved through friction, and meanwhile, strong shearing force can be generated between the friction material and the brake block steel back in the braking process. Therefore, the friction material and the steel backing are required to achieve certain bonding and fixing strength under general conditions, and brake failure caused by the fact that the friction material falls off from the brake pad steel backing in the brake process is prevented.

At present, the existing brake pad steel backing mostly adopts the steel backing surface gluing mode to bond the friction block on the steel backing in order to be fixedly combined with friction materials, the glue on the steel backing surface generates binding power after being subjected to heat treatment, the friction block is firmly fixed on the steel backing, and the mode needs to arrange independent workers to perform bonding work, so that the cost is high and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a device for combining and molding a steel backing and a friction block, which has the following specific implementation mode:

the utility model provides a device for steel backing and friction block combination molding, the test platform comprises a support, hold the chamber, the stand, direction actuating mechanism, the clamp plate, driving motor, graduation positioning mechanism, the operation panel, mould and transmission shaft, be equipped with the chamber that holds that supplies graduation positioning mechanism to place in the frame, the frame is L shape right angle with the stand and is connected, the top of stand is equipped with the direction actuating mechanism who arranges along the direction of motion, direction actuating mechanism's output has set firmly the clamp plate, the below of clamp plate is equipped with a plurality of moulds, the clamp plate is corresponding with one of them arbitrary mould, a plurality of mould circumferences are laid on the operation panel, the axial of operation panel is equipped with the transmission shaft, the transmission shaft vertically runs through the center of frame and is connected with driving motor's output, driving motor is used for driving the operation panel to rotate.

The mould includes lower bolster and cope match-plate pattern, and the lower bolster passes through the bolt fastening on the operation panel, is equipped with the terrace die on the lower bolster, and the central line of terrace die is vertical to be seted up flutedly downwards, and the four corners of lower bolster all is equipped with reset spring, and reset spring's top and cope match-plate pattern are connected, have seted up the open slot corresponding with the recess on the cope match-plate pattern, and the open slot is equipped with spacing axle along the both ends symmetry of central line, and the spacing groove has been laid around the both sides interval in open slot to the cope match-plate pattern, and every spacing inslot all is equipped with takes off the die body.

Further, the depth of the groove is 1.2 cm.

Furthermore, a heating medium is arranged in the pressing plate.

The demoulding body comprises a metal spring and a heat insulation pad, the tail end of the metal spring is connected with the limiting groove, the heat insulation pad is circumferentially arranged at the other end of the metal spring, and the outer diameter of the heat insulation pad is matched with the inner diameter of the limiting groove.

Furthermore, the upper surface of the heat insulation pad extends out of the limit groove for a certain distance.

Graduation positioning mechanism includes the fixing base and sets firmly the mount pad on the fixing base, the mount pad is L shape structure, the lateral part of mount pad is equipped with the cylinder, be equipped with the slide rail on the mount pad, be equipped with on the slide rail along the gliding slide of direction of motion, the lateral part and the cylinder of slide are connected, the cylinder is used for driving the slide motion, the vertical connecting axle that is equipped with of central line of slide, the top of connecting axle is equipped with cyclic annular location axle, the positioning disk is located one side of location axle, the periphery of positioning disk is equipped with a plurality of positioning groove that use the positioning disk center to be the circumference array and distribute as the centre of a circle.

Furthermore, the radian of the outer diameter of the positioning shaft is matched with the radian of the positioning groove.

Due to the adoption of the technical scheme, the utility model has the beneficial technical effects that:

1. the friction block and the steel back are bonded into a whole in an extrusion mode, so that the connection stability and reliability between the friction block and the steel back are ensured, and the quality requirement of the combination of the steel back and the friction block during the production of the brake pad is met;

2. according to the indexing positioning mechanism provided by the utility model, the radian matching between the movable positioning shaft and the positioning groove on the positioning disc is realized, so that the rotating position of the positioning disc is accurately positioned, and the feeding of workers is facilitated;

3. the utility model has simple structure, and the friction block and the steel back can be jacked up upwards after being pressed by the pressing plate through the demoulding body, thereby being convenient for the worker to take out.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for forming a steel backing and a friction block according to the present invention;

FIG. 2 is a cross-sectional view of an apparatus for forming a steel backing and a friction block according to the present invention;

FIG. 3 is a schematic view of the indexing positioning mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the mold of the present invention;

FIG. 5 is a cross-sectional view of a mold of the present invention;

fig. 6 is a top view of an apparatus for combining and molding a steel backing and a friction block according to the present invention.

Description of reference numerals:

1. a machine base, 2, a containing cavity, 3, an upright post, 4, a guide driving mechanism, 5, a pressure plate, 6, a driving motor, 7, an indexing positioning mechanism, 8, an operating platform, 9, a mould, 10 and a transmission shaft,

701. a fixed seat 702, a mounting seat 703, a slide rail 704, a cylinder 705, a slide seat 706, a connecting shaft 707, a positioning shaft 708, a positioning disc 709 and a positioning groove,

901. a lower template, 902, a male die, 903, a groove, 904, a return spring, 905, an upper template, 906, an open slot, 907, a limit slot, 908, a limit shaft, 909 and a demoulding body,

9091. metal spring, 9092 and heat insulation pad.

Detailed Description

The following description of the embodiments of the present invention refers to the accompanying drawings and examples:

it should be noted that the structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are only for the purpose of understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the following claims, and any modifications of the structures, changes in the proportions and adjustments of the sizes, without affecting the efficacy and attainment of the same, are intended to fall within the scope of the present disclosure.

In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Embodiment 1, with reference to fig. 1 and 2, this embodiment provides a device for combining and molding a steel backing and a friction block, which includes a base 1, a receiving cavity 2 for placing an indexing mechanism 7 is provided in the base 1, the base 1 is connected with an upright column 3 in an L-shaped right angle, a guiding driving mechanism 4 arranged along a moving direction is provided at a top end of the upright column 3, a pressing plate 5 is fixedly provided at an output end of the guiding driving mechanism 4, a plurality of molds 9 are provided below the pressing plate 5, the pressing plate 5 corresponds to any one of the molds 9, the plurality of molds 9 are circumferentially arranged on an operation table 8, a transmission shaft 10 is provided in an axial direction of the operation table 8, the transmission shaft 10 longitudinally penetrates through a center of the base 1 and is connected with an output end of a driving motor 6, the driving motor 6 is used for driving the operation table 8 to rotate, in the structure, a heating medium is provided in the pressing plate 5, and the steel backing is convenient to perform heat treatment after a gluing process, the glue on the surface of the steel back is heated to generate the binding force, and then the friction block is firmly fixed on the steel back.

In this embodiment, the heating medium in the pressing plate 5 is electrically connected to the external power source, the driving motor 6 and the indexing positioning mechanism 7 are started to make one of the dies 9 under the pressing plate 5, and the guiding driving mechanism 4 is started to drive the pressing plate 5 to move closer to the direction of the die 9 and press down, so that the die 9 generates an extrusion force, and the steel back and the friction block are bonded into a whole, thereby ensuring the connection stability and reliability between the steel back and the friction block.

Embodiment 2, with reference to fig. 3, this embodiment further provides a device for combining and forming a steel backing and a friction block, the indexing positioning mechanism 7 further includes a fixing base 701 and a mounting base 702 fixed on the fixing base 701, the mounting base 702 is in an L-shaped structure, a cylinder 704 is disposed on a side of the mounting base 702, a sliding rail 703 is disposed on the mounting base 702, a sliding base 705 sliding along a moving direction is disposed on the sliding rail 703, a side of the sliding base 705 is connected to the cylinder 704, the cylinder 704 is used to drive the sliding base 705 to move, a connecting shaft 706 is vertically disposed on a center line of the sliding base 705, an annular positioning shaft 707 is disposed at a top of the connecting shaft 706, the positioning plate 708 is located on one side of the positioning shaft 707, a plurality of positioning grooves 709 circumferentially distributed around a center of the positioning plate 708, an outer diameter radian of the positioning shaft 707 matches a radian size of the positioning groove 709, the positioning groove 709 in this structure is divided into six equal parts, each equal part is correspondingly provided with a mould 9, so that the moulds 9 can realize accurate positioning.

In this embodiment, the driving motor 6 is turned on, the driving motor 6 drives the transmission shaft 10 to drive the positioning disc 708 and the operation table 8 to rotate step by step, and when the mold 9 needs to be positioned below the pressing plate 5, the air cylinder 704 pushes the sliding base 705 to move forward along the sliding rail 703, so that the positioning shaft 707 is engaged with the positioning groove 709, thereby preventing the positioning disc 708 from rotating, realizing accurate positioning of the operation table 8, and facilitating the force applied by the pressing plate 5 to the mold 9 to be in a balanced state.

Embodiment 3, with reference to fig. 4, this embodiment further provides a device for combining and molding a steel backing and a friction block, where the mold 9 further includes a lower template 901 and an upper template 905, the lower template 901 is fixed on the operating platform 8 through bolts, the lower template 901 is provided with a male mold 902, a central line of the male mold 902 is vertically and downwardly provided with a groove 903, four corners of the lower template 901 are all provided with return springs 904, a top of the return springs 904 is connected with the upper template 905, the upper template 905 is provided with an open slot 906 corresponding to the groove 903, two ends of the open slot 906 along the central line are symmetrically provided with limit shafts 908, the upper template 905 is provided with limit slots 907 at intervals around two sides of the open slot 906, and each limit slot 907 is provided with a demolding body 909.

Referring to fig. 5, the mold release body 909 includes a metal spring 9091 and a heat insulation pad 9092, the end of the metal spring 9091 is connected to the limiting groove 907, the heat insulation pad 9092 is circumferentially disposed at the other end of the metal spring 9091, and the outer diameter of the heat insulation pad 9092 is matched with the inner diameter of the limiting groove 907.

In this embodiment, the clutch blocks are placed in the grooves 903 (the surfaces of the clutch blocks are higher than the grooves 903), the rubber surface of the steel back is placed downwards on the upper template 905 and is limited at two ends of the steel back through the limiting shafts 908, when the pressing plate 5 applies pressure to the mold 9, the upper template 905 compresses the reset spring 904, so that the lower surface of the steel back is attached to the upper surface of the clutch blocks and is bonded into a whole, the combined forming work of the steel back and the clutch blocks is completed, when the pressing plate 5 recovers the original station, the metal spring 9091 enables the heat insulation pad 9092 to be jacked upwards, so that the steel back and the clutch blocks are separated upwards, and the taking-out of workers is facilitated.

Embodiment 4, this embodiment provides a method for using a device for combining and molding a steel backing and a friction block based on the above.

When the device is used, a worker stands in front of the machine base 1, the driving motor 6 is started, the driving motor 6 enables the transmission shaft 10 to drive the positioning disc 708 and the operating platform 8 to gradually rotate, when the mold 9 rotates to the front of the worker, the air cylinder 704 pushes the sliding seat 705 to move forwards along the sliding rail 703, so that the positioning shaft 707 is matched with the positioning groove 709, the positioning disc 708 is prevented from rotating, the friction block is placed in the groove 903, the rubber surface of the steel back is placed downwards on the upper template 905, meanwhile, the mold 9 which is positioned on the same straight line is positioned right below the pressing plate 5, the guide driving mechanism 4 is started to drive the pressing plate 5 to approach towards the direction of the mold 9 and press the upper template 905 downwards, the upper template 905 compresses the return spring 904, the lower surface of the steel back is attached to and bonded with the upper surface of the friction block into a whole, the combined molding work of the steel back and the friction block is completed, when the pressing plate 5 returns to the original station, the metal spring 9091 enables the heat insulation pad 9092 to be jacked upwards, thereby the steel backing and the friction block are separated upwards, and the steel backing and the friction block are convenient for workers to take out.

Many other changes and modifications can be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.

Claims

1. A device for combining and molding a steel backing and a friction block comprises a machine base (1), an accommodating cavity (2), an upright post (3), a guide driving mechanism (4), a pressure plate (5), a driving motor (6), an indexing positioning mechanism (7), an operating platform (8), a mold (9) and a transmission shaft (10),

the automatic positioning device is characterized in that a containing cavity (2) for placing an indexing positioning mechanism (7) is arranged in the machine base (1), the machine base (1) and the stand column (3) are connected in an L-shaped right angle mode, a guide driving mechanism (4) which is arranged along the movement direction is arranged at the top end of the stand column (3), a pressing plate (5) is fixedly arranged at the output end of the guide driving mechanism (4), a plurality of dies (9) are arranged below the pressing plate (5), the pressing plate (5) corresponds to any one of the dies (9), the circumferences of the dies (9) are arranged on the operating platform (8), a transmission shaft (10) is arranged in the axial direction of the operating platform (8), the transmission shaft (10) longitudinally penetrates through the center of the machine base (1) and is connected with the output end of a driving motor (6), and the driving motor (6) is used for driving the operating platform (8) to rotate,

the die (9) comprises a lower die plate (901) and an upper die plate (905), the lower die plate (901) is fixed on an operation table (8) through bolts, a male die (902) is arranged on the lower die plate (901), a groove (903) is vertically formed downwards in the center line of the male die (902), reset springs (904) are arranged at four corners of the lower die plate (901), the top of each reset spring (904) is connected with the upper die plate (905), an open slot (906) corresponding to the groove (903) is formed in the upper die plate (905), limiting shafts (908) are symmetrically arranged at two ends of the center line along the open slot (906), limiting slots (907) are formed in the upper die plate (905) at intervals around two sides of the open slot (906), and a demoulding body (909) is arranged in each limiting slot (907).

2. A device for combined moulding of a steel backing and friction block according to claim 1, characterized in that the depth of the groove (903) is 1.2 cm.

3. Device for combined forming of a steel backing and friction blocks according to claim 1, characterized in that the pressure plate (5) is provided with a heating medium.

4. The device for combining and molding the steel backing and the friction block as claimed in claim 1, wherein the demolding body (909) comprises a metal spring (9091) and a heat insulation pad (9092), the tail end of the metal spring (9091) is connected with the limiting groove (907), the heat insulation pad (9092) is circumferentially arranged at the other end of the metal spring (9091), and the outer diameter of the heat insulation pad (9092) is matched with the inner diameter of the limiting groove (907).

5. The apparatus for combined molding of steel backing and friction block as claimed in claim 4, wherein the upper surface of the heat insulation pad (9092) is protruded a certain distance from the limit groove (907).

6. The apparatus for molding a steel back and a friction block according to claim 1, the indexing positioning mechanism (7) comprises a fixed seat (701) and a mounting seat (702) fixedly arranged on the fixed seat (701), mount pad (702) are L shape structure, the lateral part of mount pad (702) is equipped with cylinder (704), be equipped with slide rail (703) on mount pad (702), be equipped with on slide rail (703) along the gliding slide (705) of direction of motion, the lateral part and cylinder (704) of slide (705) are connected, cylinder (704) are used for driving slide (705) to move, the central line of slide (705) is vertical to be equipped with connecting axle (706), the top of connecting axle (706) is equipped with cyclic annular locating shaft (707), positioning disk (708) are located one side of locating shaft (707), the periphery of positioning disk (708) is equipped with a plurality of positioning groove (709) that are the circumference array and distribute as the centre of a circle with positioning disk (708) center.

7. The device for combined molding of the steel backing and the friction block as claimed in claim 6, wherein the radian of the outer diameter of the positioning shaft (707) is matched with the radian of the positioning groove (709).