Quenching device for automobile brake spring

Abstract

The utility model discloses a quenching device for an automobile brake spring, and relates to the technical field of automobile part processing, the quenching device for the automobile brake spring is characterized in that a machine body is provided with a heating assembly and a quenching pool, and the quenching device also comprises a heating turnover assembly, a turnover driving assembly and a feeding assembly, the heating assembly comprises a heating chamber fixed to the front end of the containing groove, and a plurality of heating cylinders provided with heating wires are installed at the bottom of the heating chamber. The heating and overturning assembly comprises a cambered surface guide rod and a rotary guide column; the overturning drive is used for driving the rotating guide column to rotate; according to the spring heating device, the spring is placed on the smooth cambered surface guide rod and the rotating guide column, the spring can rotate in the heating process through the driving motor, the whole spring can be fully and evenly heated in the heating process, and the situation that the local strength is low due to uneven heating of the spring is avoided. And the quenching effect of the spring is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts processing, in particular to a spring quenching device for automobile brakes. Background Art

[0002] Automobile brake spring is an important component of automobile brake system. Its main function is to ensure the normal operation of the brake system and the braking effect. Spring quenching is a very important link in the spring manufacturing process. Its main purpose is to improve the hardness and wear resistance of the spring, while improving its elastic properties.

[0003] When quenching a spring, the spring steel needs to be heated to above the critical temperature (AC3 or AC1), kept warm for a period of time, and then quickly cooled with coolant or cooling oil. During the heating process of existing top springs, the springs are usually placed directly in a heating furnace for heating. The heating effect of the contact part between the spring body and the heating equipment is poorer than other parts. The uneven heating of the entire spring will lead to poor local strength of the spring after quenching, affecting product quality. In addition, the existing quenching device generally requires manual transfer of the spring between the heating equipment and the cooling pool, which has low production efficiency. Utility Model Content

[0004] The utility model provides a spring quenching device for automobile brakes, which has the advantages of uniform heating temperature of the entire spring during heating and automatic spring transportation, so as to solve the problems of uneven heating of existing quenching devices resulting in local weak strength of the spring and the need for manual spring transportation.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a quenching device for automobile brake springs, comprising a body, wherein the body is provided with a heating component and a quenching pool, and further comprising a heating and turning component, a turning drive component and a feeding component, wherein:

[0006] The upper end surface of the body is provided with a placement groove, and the heating assembly includes a heating chamber fixed at the front end of the placement groove, and a plurality of heating cylinders equipped with heating wires are installed at the bottom of the heating chamber;

[0007] The heating flip assembly includes multiple sets of arc-shaped guide rods and rotating guide pillars for placing springs in the placement grooves, and the arc-shaped guide rods and rotating guide pillars extend to the bottom of the heating tube and cooperate with the heating tube;

[0008] The flip drive assembly is fixed in the machine body and is used to drive the rotating guide column to rotate;

[0009] The feeding assembly is fixed to the upper end of the machine body and is used to push the spring placed on the arc guide rod and the rotating guide column.

[0010] As an optimal technical solution of the present invention, a cleaning groove connected to the placement groove is provided at the front end of the placement groove on the upper end surface of the body. The depth of the cleaning groove is greater than the placement groove. The cleaning groove and the placement groove are connected by an arc slope. The heating tube is a semi-cylindrical shape opening downward, and the heating tube corresponds to the cleaning groove.

[0011] As a preferred technical solution of the present invention, the bottom surface of the cleaning groove is arc-shaped at an included angle, and the side end of the machine body is symmetrically provided with a cleaning port connected to the cleaning groove.

[0012] As an optimal technical solution of the present invention, the arc guide rod is fixed in the placement groove and the cleaning groove, the rotating guide column is rotatably connected in the placement groove and the cleaning groove through the shaft hole, and a transmission column rotatably connected to the machine body is installed behind the rotating guide column.

[0013] As an optimal technical solution of the present invention, three groups of arc guide rods and rotating guide columns are provided, and the flipping drive assembly includes a driving motor installed in the machine body. The output end of the driving motor is connected to the transmission column on the rotating guide column in the middle position through a power belt, and the transmission column on the rotating guide column in the middle position is connected to the transmission columns on the rotating guide columns on both sides through two groups of different transmission belts.

[0014] As an optimal technical solution of the present invention, the feeding assembly includes a feeding cylinder installed on the upper end of the machine body, the output end of the feeding cylinder is equipped with a feeding push platform slidably connected to the upper end of the machine body, and the side of the feeding push platform close to the heating chamber is equipped with multiple feeding columns corresponding to the heating cylinder.

[0015] As an optimal technical solution of the present invention, it also includes a scooping component, the quenching pool is located at the front end of the cleaning tank, the side of the quenching pool close to the cleaning tank is an inclined surface, the scooping component includes a scooping drawer with a handle placed in the quenching pool and opening toward the cleaning tank, and multiple drainage grooves are provided at the bottom of the scooping drawer.

[0016] As a preferred technical solution of the present invention, a liquid level groove for limiting the liquid level of the coolant is provided on the inner wall of the quenching pool.

[0017] Compared with the prior art, the present invention provides a spring quenching device for automobile brakes, which has the following beneficial effects:

[0018] 1. The utility model places the spring on a smooth arc guide rod and a rotating guide column. The rotating guide rod can be driven to rotate by a driving motor, thereby driving the spring on the rotating guide rod to rotate during the heating process, so that the entire spring can be fully and evenly heated during heating, avoiding the occurrence of local low strength due to uneven heating of the spring, and improving the quenching effect of the spring.

[0019] 2. The utility model pushes the feeding column through the feeding cylinder, which can push the spring placed in the placement groove and located on the arc guide rod and the rotating guide column into the heating cylinder for heating. After the heating is completed, the feeding cylinder can continue to push the heated spring into the quenching pool through the feeding column for cooling and quenching. There is no need for manual clamping and transporting of the spring, which improves the efficiency of quenching.

[0020] 3. The utility model has a cleaning groove opened at the lower end of the heating chamber, which allows the debris generated by the spring during heating to fall into the cleaning groove, thereby preventing the debris from accumulating in the heating chamber and affecting the heating effect, and the debris falling into the cleaning groove can be easily cleaned through the cleaning port. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a three-dimensional diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the flip drive assembly of the utility model;

[0023] Figure 3 This is a schematic diagram of the feeding assembly and the machine body structure of the utility model;

[0024] Figure 4 This is a schematic diagram of the structure of the heating component of the utility model;

[0025] Figure 5 This is a schematic diagram of the structure of the scooping component of the utility model.

[0026] In the figure: 1. Machine body; 11. Quenching tank; 111. Liquid level tank; 12. Cleaning tank; 121. Cleaning port; 13. Placement tank; 2. Heating assembly; 21. Heating chamber; 22. Heating cylinder; 23. Heating wire; 3. Heating flip assembly; 31. Arc guide rod; 32. Rotating guide column; 4. Feeding assembly; 41. Feeding cylinder; 42. Feeding push platform; 43. Feeding column; 5. Fishing assembly; 51. Fishing drawer; 52. Drain trough; 53. Handle; 6. Flipping drive assembly; 61. Drive motor; 62. Power belt; 63. Transmission column; 64. Transmission belt. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example 1

[0028] Please see the attached Figure 1-Figure 3The utility model discloses a quenching device for automobile brake springs, comprising a body 1, wherein the body 1 is provided with a heating component 2 and a quenching pool 11, and further comprising a heating flip component 3, a flip drive component 6 and a feeding component 4, wherein:

[0029] The upper end surface of the body 1 is provided with a placement groove 13, and the heating assembly 2 includes a heating chamber 21 fixed to the front end of the placement groove 13, and a plurality of heating cylinders 22 equipped with heating wires 23 are installed at the bottom of the heating chamber 21;

[0030] The heating flip assembly 3 includes a plurality of arc guide rods 31 and a rotating guide column 32 for placing springs in the placement groove 13. The arc guide rods 31 and the rotating guide column 32 extend to the bottom of the heating tube 22 and cooperate with the heating tube 22.

[0031] The flip drive assembly 6 is fixed in the body 1 and is used to drive the rotating guide column 32 to rotate;

[0032] The feeding assembly 4 is fixed to the upper end of the machine body 1 and is used to push the spring placed on the arc guide rod 31 and the rotating guide column 32.

[0033] Please refer to the attached Figure 3 The front end of the placement groove 13 on the upper end surface of the body 1 is provided with a cleaning groove 12 connected to the placement groove 13. The depth of the cleaning groove 12 is greater than the placement groove 13. The cleaning groove 12 and the placement groove 13 are connected by an arc slope. The heating cylinder 22 is a semi-cylindrical shape with a downward opening. The heating cylinder 22 corresponds to the cleaning groove 12. The angle of the bottom surface of the cleaning groove 12 is arc-shaped. The side end of the body 1 is symmetrically provided with a cleaning port 121 connected to the cleaning groove 12.

[0034] Specifically, during the heating process of the spring, the impurities in the spring are heated and turned into debris, which will be rotated by the spring.

[0035] The gap between the arc-surface guide rod 31 and the rotating guide column 32 enters the cleaning tank 12 and will not accumulate in the heating tube 22 or on the arc-surface guide rod 31 and the rotating guide column 32 to affect heating.

[0036] Please refer to the attached Figure 2The arc guide rod 31 is fixed in the placement groove 13 and the cleaning groove 12, and the rotating guide column 32 is rotatably connected to the placement groove 13 and the cleaning groove 12 through the shaft hole. The rotating guide column 32 cooperates with the arc guide rod 31. The arc surface on the arc guide rod 31 is a quarter-cylinder rod with the same radius as the rotating guide column 32. The rotating guide column 32 and the arc guide rod 31 are both made of high-temperature resistant material, specifically MAX phase ceramic material. The surface of the rotating guide column 32 located in the heating tube 22 is provided with a plurality of particles that increase friction. A transmission column 63 rotatably connected to the body 1 is installed behind the rotating guide column 32. Three groups of arc guide rods 31 and rotating guide columns 32 are provided. The flip drive assembly 6 includes a drive motor 61 installed in the body 1. The output end of the drive motor 61 is connected to the transmission column 63 on the rotating guide column 32 in the middle position through a power belt 62. The transmission column 63 on the rotating guide column 32 in the middle position is connected to the transmission column 63 on the rotating guide column 32 on both sides through two different transmission belts 64.

[0037] Specifically, the driving motor 61 drives the transmission column 63 in the middle position to rotate through the power belt 62, and the transmission column 63 in the middle position drives the rotating guide rod in the middle to rotate. At the same time, the transmission column 63 on both sides is driven to rotate through the transmission belt 64, and then all the rotating guide rods are driven to rotate. The spring entering the heating tube 22 rotates driven by the rotation of the rotating guide rod, so that the spring is evenly heated. Example 2

[0038] Based on the above embodiment 1, please refer to the attached Figure 3-5 The feeding assembly 4 includes a feeding cylinder 41 installed at the upper end of the body 1, and the output end of the feeding cylinder 41 is equipped with a feeding push platform 42 slidably connected to the upper end of the body 1. The feeding push platform 42 is equipped with multiple feeding columns 43 corresponding to the heating cylinder 22 on the side close to the heating chamber 21.

[0039] Furthermore, it also includes a scooping component 5, the quenching pool 11 is located at the front end of the cleaning tank 12, and the side of the quenching pool 11 close to the cleaning tank 12 is a slope. The scooping component 5 includes a scooping drawer 51 with a handle 53 placed in the quenching pool 11 and opening toward the cleaning tank 12. A plurality of drainage grooves 52 are provided at the bottom of the scooping drawer 51. The inner wall of the quenching pool 11 is provided with a liquid level groove 111 for limiting the coolant level. The liquid level groove 111 can avoid excessive coolant pouring and causing waste.

[0040] In this embodiment, after the spring is placed on the rotating guide column 32 and the curved guide rod 31 in the placement groove 13, the feeding cylinder 41 drives the feeding push platform 42 to move, and the feeding pushes the spring on the rotating guide column 32 and the curved guide rod 31 into the heating chamber 21 through the feeding column 43. After the spring is heated, the spring continues to be pushed into the quenching pool 11 for cooling and quenching. After the spring falls into the quenching pool 11, it will roll along the inclined surface of the quenching pool 11 into the scooping drawer 51. The quenched spring can be taken out by lifting the scooping drawer 51 through the handle 53.

[0041] The working principle and usage process of the present invention are as follows: the spring is placed on the rotating guide post 32 and the cambered guide rod 31 in the placement groove 13, and the feeding cylinder 41 is started. The feeding cylinder 41 drives the feeding push platform 42 to move, and the feeding pushes the rotating guide post 32 and the spring on the cambered guide rod 31 into the heating chamber 21 through the feeding post 43. At this time, the driving motor 61 drives the transmission post 63 at the middle position to rotate through the power belt 62, and the transmission post 63 at the middle position drives the rotating guide rod in the middle to rotate. At the same time, the transmission posts 63 on both sides are driven to rotate through the transmission belt 64, thereby driving all the rotating guide rods to rotate. The spring entering the heating cylinder 22 rotates under the drive of the rotating guide rod, so that the spring is evenly heated. After the spring is heated, it continues to push the spring into the quenching pool 11 for cooling and quenching. After the spring falls into the quenching pool 11, it will roll along the inclined surface of the quenching pool 11 to the scooping drawer 51. The quenched spring can be taken out by lifting the scooping drawer 51 through the handle 53.

Claims

1. A spring quenching device for automobile brakes, comprising a body (1), wherein the body (1) is provided with a heating component (2) and a quenching pool (11), characterized in that: It also includes a heating and flipping component (3), a flip driving component (6) and a feeding component (4), wherein: The upper end surface of the body (1) is provided with a placement groove (13), the heating assembly (2) comprises a heating chamber (21) fixed at the front end of the placement groove (13), and a plurality of heating cylinders (22) equipped with heating wires (23) are installed at the bottom of the heating chamber (21); The heating flip assembly (3) includes a plurality of groups of arc-shaped guide rods (31) and rotating guide pillars (32) for placing springs in the placement groove (13), and the arc-shaped guide rods (31) and rotating guide pillars (32) both extend to the bottom of the heating tube (22) and cooperate with the heating tube (22); The flip drive assembly (6) is fixed in the machine body (1) and is used to drive the rotating guide column (32) to rotate; The feeding assembly (4) is fixed to the upper end of the machine body (1) and is used to push the spring placed on the arc guide rod (31) and the rotating guide column (32).

2. The automobile brake spring quenching device according to claim 1, characterized in that: A cleaning groove (12) communicating with the placement groove (13) is provided at the front end of the placement groove (13) on the upper end surface of the machine body (1). The cleaning groove (12) is deeper than the placement groove (13). The cleaning groove (12) and the placement groove (13) are connected via an arc-shaped slope. The heating tube (22) is a semi-cylindrical shape with a downward opening. The heating tube (22) corresponds to the cleaning groove (12).

3. The automobile brake spring quenching device according to claim 2, characterized in that: The bottom surface of the cleaning groove (12) is arc-shaped at an included angle, and a cleaning port (121) communicating with the cleaning groove (12) is symmetrically provided at the side end of the machine body (1).

4. The automobile brake spring quenching device according to claim 3, characterized in that: The arc-surface guide rod (31) is fixed in the placement groove (13) and the cleaning groove (12); the rotating guide column (32) is rotatably connected in the placement groove (13) and the cleaning groove (12) through the shaft hole; and a transmission column (63) rotatably connected to the machine body (1) is installed behind the rotating guide column (32).

5. The automobile brake spring quenching device according to claim 4, characterized in that: The arc guide rod (31) and the rotating guide column (32) are provided in three groups. The flip driving assembly (6) includes a driving motor (61) installed in the machine body (1). The output end of the driving motor (61) is connected to the transmission column (63) on the rotating guide column (32) at the middle position through a power belt (62). The transmission column (63) on the rotating guide column (32) at the middle position is connected to the transmission columns (63) on the rotating guide columns (32) on both sides through two different groups of transmission belts (64).

6. The automobile brake spring quenching device according to claim 1, characterized in that: The feeding assembly (4) includes a feeding cylinder (41) installed at the upper end of the machine body (1), and a feeding pusher (42) slidably connected to the upper end of the machine body (1) is installed at the output end of the feeding cylinder (41), and a plurality of feeding columns (43) corresponding to the heating cylinder (22) are installed on the side of the feeding pusher (42) close to the heating chamber (21).

7. The automobile brake spring quenching device according to claim 6, characterized in that: The invention also includes a scooping assembly (5), wherein the quenching pool (11) is located at the front end of the cleaning tank (12), and the side of the quenching pool (11) close to the cleaning tank (12) is an inclined surface. The scooping assembly (5) includes a scooping drawer (51) with a handle (53) placed in the quenching pool (11) and opening toward the cleaning tank (12), and a plurality of drainage grooves (52) are provided at the bottom of the scooping drawer (51).

8. The automobile brake spring quenching device according to claim 7, characterized in that The inner wall of the quenching pool (11) is provided with a liquid level groove (111) for limiting the liquid level of the cooling liquid.

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