CN210458271U

CN210458271U - Quenching device for processing steel castings

Info

Publication number: CN210458271U
Application number: CN201921493072.9U
Authority: CN
Inventors: 叶江来; 吴雪珍
Original assignee: Hangzhou Chaolong Precision Casting Co Ltd
Current assignee: Hangzhou Chaolong Precision Casting Co Ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-05-05
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a quenching device is used in steel casting processing, establish the notched case that quenches in the cavity bottom reservation in establishing, open at the top middle part of quenching case has the entry that is the rectangle structure, and the top of quenching case is close to the one end of entry and is provided with the fixed bucket, sliding connection has hydraulic ram in the fixed bucket, and the end fixing of hydraulic ram extension rod has the bracing piece, there is driving motor on the top of bracing piece through the bolt fastening, and driving motor's output shaft end has cup jointed driving pulley, one side inner wall that one side of bracing piece is close to the bottom and quenches the case and keeps away from the bracing piece is provided with the special bearing frame that the opening is the basin structure relatively respectively, and all rotates in two special bearing frames and is connected with the kicking block that is. The utility model discloses it is high-speed rotatory to drive the foundry goods under the effect of conveyer belt, forms high-speed relative motion with the liquid on foundry goods surface to can wash away the oxidation residue that the foundry goods surface formed.

Description

Quenching device for processing steel castings

Technical Field

The utility model relates to a foundry goods processing technology field especially relates to a guenching unit is used in steel casting processing.

Background

At present, in the processing of alloy castings, different product performances need to be realized by adopting different heat treatment requirements, and after the alloy castings are formed and demoulded, the traditional treatment method is natural aging treatment, wherein the natural aging treatment is to place the castings in the air to wait for the natural heat dissipation so as to achieve the purpose of releasing surface thermal stress, the treatment time is long, and the purpose of cooling quenching can not be achieved due to the problems of cold cracking and the like caused by the difference of internal and external temperatures along with the change of time, so that the rejection rate of the alloy castings is easily high.

The agricultural machine casting quenching device disclosed by the retrieved Chinese patent No. CN201720210340.6 comprises a box body, wherein a partition plate is arranged inside the box body, protective boxes are symmetrically arranged inside the box body, a loading box is fixedly connected to the rear side of the box body, a motor box is arranged inside the loading box, a motor is fixedly connected to the front side of the inner wall of the motor box, and the output end of the motor penetrates through the outer side of the motor box; however, when the device quenches the casting, the cooling liquid on the surface of the casting cannot automatically flow, so that the scale of the oxidation residues generated on the surface of the casting during quenching cannot be taken away, and if the cooling liquid is scraped by a brush, dead corners cannot be avoided, so that the device needs to take away the oxidation residues generated on the surface of the casting during cold extraction by flowing the liquid.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a quenching device for processing steel castings.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a quenching device for steel casting processing, establishes the notched quenching case of reserving bottom the cavity in including, it has the entry that is the rectangle structure to open at the top middle part of quenching case, and the top of quenching case is close to the one end of entry and is provided with fixed bucket, sliding connection has hydraulic ram in the fixed bucket, and the end fixing of hydraulic ram extension rod has the bracing piece, the top of bracing piece has driving motor through the bolt fastening, and driving motor's output shaft tip has cup jointed driving pulley, one side inner wall that bracing piece was close to bottom and quenching case and kept away from the bracing piece is provided with the special bearing frame that the opening is basin dress structure relatively respectively, and all rotates in two special bearing frames and is connected with the kicking block that is convex structure, and the circumference outer wall that is close to the kicking block under the driving pulley has cup jointed the driven pulley who.

Preferably, the inner wall of the fixed barrel is fixed with two channel steel slide rails with opposite openings, and the outer wall of the hydraulic ejector rod is fixed with a clamping block matched with the channel steel slide rails and the sliding chutes.

Preferably, a compression spring is fixed between one end of the hydraulic ejector rod, which is far away from the support rod, and the barrel bottom of the fixed barrel.

Preferably, the two opposite sides of the jacking blocks are provided with conical teeth which are annular and distributed at equal intervals.

Preferably, the inner walls of two opposite sides of the quenching box are provided with groove-shaped rails close to the top end, the two groove-shaped rails are connected with the same tower-shaped sliding block in a sliding mode, the lower surface of the tower-shaped sliding block is connected with an arc-shaped spray pipe in a square pipe structure in a clamping mode, and four to six spray heads are inserted into the inner side of the arc-shaped spray pipe in an inserting mode.

Preferably, an external water pump is arranged on the outer wall of the quenching box, and the water outlet end of the external water pump is communicated with the arc-shaped spray pipe through a water pipe.

Preferably, an L-shaped fixed rod is arranged at the top end of the tower-shaped sliding block, a guide block is welded at the top end of the L-shaped fixed rod, a guide groove matched with the guide block is fixed at the top end of the quenching box, and a transmission screw rod is rotatably connected in the middle of the guide block.

Compared with the prior art, the utility model provides a guenching unit is used in steel casting processing possesses following beneficial effect:

1. the top blocks connected in the specially-made bearing seats in a rotating mode and the hydraulic ejector rods connected in the fixed barrel in a sliding mode are arranged, so that when the casting is quenched, the distance between the two top blocks can be adjusted by controlling the extension rods of the hydraulic ejector rods to clamp the casting, then the driving motor is started, the casting is driven to rotate at a high speed under the action of the conveyor belt and moves at a high speed relative to the liquid on the surface of the casting, and oxidation residues formed on the surface of the casting can be washed away.

2. Through setting up the setting at the conical tooth cooperation compression spring on kicking block surface, can tightly be with the foundry goods centre gripping in the centre gripping foundry goods to can not let the kicking block form rigid contact with the surface of foundry goods, enlarged the flexible regulation and control scope of hydraulic ram.

3. Through the guide way that sets up and the drive screw who rotates to connect in the guide block, can drive the guide block through rotating drive screw during the use and slide in the guide way, and then can drive the arc spray tube and remove about the surface of foundry goods, and then can wash the oxidation residue that the foundry goods surface produced.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure can effectively handle the oxidation residue on foundry goods surface.

Drawings

FIG. 1 is a schematic cross-sectional structural view of a quenching apparatus for processing steel castings according to the present invention;

FIG. 2 is a schematic view of an assembly structure of a driven pulley of a quenching device for processing steel castings according to the present invention;

fig. 3 is a schematic view of a three-dimensional structure of a tower-shaped slider of a quenching device for processing steel castings according to the present invention.

In the figure: 1-quenching box, 2-tapered roller bearing, 3-top block, 4-nozzle, 5-arc spray pipe, 6-inlet, 7-tower type slide block, 8-guide block, 9-guide groove, 10-driving motor, 11-hydraulic ejector rod, 12-fixed barrel, 13-support rod, 14-special bearing seat, 15-driven pulley and 16-conical tooth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a quenching device for processing a steel casting comprises a quenching box 1 with a cavity and a groove reserved at the bottom, an inlet 6 with a rectangular structure is formed in the middle of the top end of the quenching box 1, a fixed barrel 12 is arranged at one end, close to the inlet 6, of the top end of the quenching box 1, a hydraulic ejector rod 11 is connected in the fixed barrel 12 in a sliding mode, a support rod 13 is fixed at the end portion of an extension rod of the hydraulic ejector rod 11, a driving motor 10 is fixed at the top end of the support rod 13 through a bolt, a driving belt pulley is sleeved at the end portion of an output shaft of the driving motor 10, special bearing blocks 14 with opposite pot-shaped openings are respectively arranged on one side of the support rod 13, close to the bottom end, and on the inner wall of the quenching box 1, far away from the support rod 13, ejector blocks 3 with convex structures are rotatably connected in the two special bearing blocks 14, therefore, when the casting is quenched, the distance between the two ejector blocks 3 can be adjusted by controlling the extension rod of the hydraulic ejector rod 11 to extend to clamp the casting, then the driving motor 10 is started to drive the casting to rotate at a high speed under the action of the conveyor belt, and the casting and liquid on the surface of the casting form high-speed relative motion, so that oxidation residues formed on the surface of the casting can be washed away.

The utility model discloses in, the inner wall of fixed bucket 12 is fixed with two relative channel-section steel slide rails of opening, and the outer wall of hydraulic ram 11 is fixed with the fixture block with channel-section steel slide rail spout looks adaptation.

Wherein, a compression spring is fixed between one end of the hydraulic mandril 11 far away from the support rod 13 and the bottom of the fixed barrel 12.

Wherein, two relative one sides of kicking block 3 all are provided with and are the toper tooth 16 of annular and equidistance distribution, and the setting of cooperation compression spring can tightly be with the foundry goods centre gripping in the centre gripping foundry goods to can not let kicking block 3 and the surface of foundry goods form rigid contact, enlarged the flexible regulation and control scope of hydraulic ram.

The working principle is as follows: during the use, when quenching the foundry goods, can adjust the distance between two kicking blocks 3 through the extension rod extension of control hydraulic ram 11 earlier, treat the distance and place the foundry goods between two kicking blocks 3 after pulling open again, the extension rod extension of control hydraulic ram 11 again is in order to press from both sides the foundry goods tightly, later restart driving motor 10, it is rotatory at a high speed to drive the foundry goods of centre gripping between two kicking blocks 3 under the effect of conveyer belt, thereby let the foundry goods form high-speed relative motion with its surperficial liquid, thereby can wash away the oxidation residue that the foundry goods surface formed.

Example 2

Referring to fig. 1 and 3, in this embodiment, compared with embodiment 1, the quenching apparatus for processing a steel casting further includes groove-shaped rails disposed on inner walls of two opposite sides of the quenching tank 1 near the top end, a tower-shaped slider 7 is slidably connected between the two groove-shaped rails, an arc-shaped nozzle 5 having a square pipe structure is clamped on a lower surface of the tower-shaped slider 7, and four to six spray heads 4 are inserted into an inner side of the arc-shaped nozzle 5.

Wherein, the outer wall of the quenching box 1 is provided with an external water pump, and the water outlet end of the external water pump is communicated with the arc-shaped spray pipe 5 through a water pipe.

Wherein, the top of tower type slider 7 is provided with L shape dead lever, and the welding of the top of L shape dead lever has guide block 8, and the top of quenching case 1 is fixed with the guide way 9 with 8 looks adaptations of guide block, and the centre of guide block 8 rotates and is connected with drive screw.

The working principle is as follows: during the use, can drive guide block 8 and slide in guide way 9 through rotating drive screw, and then can drive arc spray tube 5 and remove about the surperficial top of foundry goods, and then can wash the oxidation residue that the foundry goods surface produced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a quenching device for processing steel castings, establishes cavity bottom in establishing and reserves notched quenching case (1) its characterized in that, open at the top middle part of quenching case (1) has entry (6) that are the rectangle structure, and the top of quenching case (1) is close to the one end of entry (6) and be provided with fixed bucket (12), sliding connection has hydraulic ram (11) in fixed bucket (12), and the end fixing of hydraulic ram (11) extension rod has bracing piece (13), the top of bracing piece (13) is passed through the bolt fastening and is had driving motor (10), and the output shaft tip of driving motor (10) has cup jointed driving pulley, one side inner wall that one side of bracing piece (13) is close to bottom and quenching case (1) keeps away from bracing piece (13) is provided with purpose-made bearing frame (14) that the opening is the basin dress structure relatively respectively, and all rotates in two purpose-made bearing frame (14) and is connected with kicking block (3) that are, the driven belt pulley (15) which forms transmission connection with the circumferential outer wall of the ejector block (3) close to the right lower part of the driving belt pulley is sleeved on the circumferential outer wall of the ejector block.

2. The quenching device for processing the steel castings according to claim 1, wherein two channel steel slide rails with opposite openings are fixed on the inner wall of the fixed barrel (12), and a clamping block matched with a channel steel slide rail sliding groove is fixed on the outer wall of the hydraulic ejector rod (11).

3. The quenching device for processing the steel castings according to the claim 2, characterized in that a compression spring is fixed between one end of the hydraulic ejector rod (11) far away from the support rod (13) and the bottom of the fixed barrel (12).

4. The quenching device for processing the steel castings according to the claim 3, characterized in that the two opposite sides of the top blocks (3) are provided with conical teeth (16) which are annular and distributed at equal distance.

5. The quenching device for processing the steel castings according to claim 1, wherein the inner walls of two opposite sides of the quenching box (1) are provided with groove-shaped rails near the top ends, a tower-shaped slide block (7) is connected between the two groove-shaped rails in a sliding manner, the lower surface of the tower-shaped slide block (7) is clamped with an arc-shaped spray pipe (5) in a square pipe structure, and four to six spray nozzles (4) are inserted into the inner side of the arc-shaped spray pipe (5).

6. The quenching device for processing the steel castings according to claim 5, wherein an external water pump is arranged on the outer wall of the quenching box (1), and the water outlet end of the external water pump is communicated with the arc-shaped spray pipe (5) through a water pipe.

7. The quenching device for processing the steel castings according to claim 6, wherein the top end of the tower-shaped sliding block (7) is provided with an L-shaped fixed rod, a guide block (8) is welded at the top end of the L-shaped fixed rod, a guide groove (9) matched with the guide block (8) is fixed at the top end of the quenching box (1), and a transmission screw is rotatably connected in the middle of the guide block (8).