CN218989318U

CN218989318U - Piston rod heat treatment device

Info

Publication number: CN218989318U
Application number: CN202222918052.XU
Authority: CN
Inventors: 李军; 赵艳玲
Original assignee: Shandong Bethel Heavy Industry Co ltd
Current assignee: Shandong Bethel Heavy Industry Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-05-09
Anticipated expiration: 2032-11-01

Abstract

The application discloses piston rod heat treatment device belongs to the technical field of heat treatment, including the heating furnace, electric putter is installed on the top of connecting plate, electric putter's output shaft's terminal surface fixedly connected with motor, the terminal surface fixedly connected with rolling section of thick bamboo of motor, be equipped with wire rope around on the rolling section of thick bamboo, wire rope's bottom fixedly connected with couple, the output shaft through the motor can drive the rolling section of thick bamboo and rotate, make wire rope on the rolling section of thick bamboo pass the heating furnace and move downwards, and under couple and solid fixed ring's effect, install the piston rod in wire rope's bottom, rethread rolling wire rope, make wire rope drive the piston rod rise, until the inside that the piston rod got into the heating furnace, can increase the flexibility of longer piston rod piece about, reduce operating personnel's operation degree of difficulty, and electric putter can promote the motor and make couple and solid fixed ring be located the outside top of heating furnace, avoid causing the damage to couple as far as possible, and is convenient and practical.

Description

Piston rod heat treatment device

Technical Field

The application relates to the technical field of heat treatment, in particular to a piston rod heat treatment device.

Background

The piston rod is a connecting component for supporting the piston to do work, and most of the piston rod is applied to the cylinder and cylinder motion executing component and is a motion component with frequent motion and high technical requirements. Taking a hydraulic cylinder as an example, the hydraulic cylinder consists of a cylinder barrel, a piston rod (cylinder rod), a piston and an end cover. The quality of the processing quality directly affects the service life and the reliability of the whole product. The piston rod has high processing requirement, the surface roughness requirement is Ra0.4-0.8um, and the coaxiality and the wear resistance are strictly required.

In the published patent document with the publication number of CN215593133U, a gas vertical heat treatment furnace is disclosed, which comprises a heat treatment furnace with an opening at the front end and burners arranged in the heat treatment furnace, wherein the burners are symmetrically distributed on two sides of the heat treatment furnace, the heat outlets of the heat treatment furnace face upwards, two guide plates positioned between the burners are symmetrically arranged in the heat treatment furnace, a plurality of back holes positioned between the two guide plates are formed in the back of the heat treatment furnace, the back holes are positioned at the bottom of the heat treatment furnace, and an air extraction mechanism is arranged on the outer wall of the back of the heat treatment furnace. According to the utility model, the burner in the heat treatment furnace is adjusted from horizontal installation to vertical installation, so that heat is conducted upwards and finally discharged from the bottom after falling from the middle part of the heat treatment furnace, and the heat is uniformly distributed in the middle part of the heat treatment furnace, so that workpieces can be uniformly heated, and the condition of nonuniform heat treatment quality is avoided.

The vertical furnace in this application file needs manual work to go up and down the piece at in-service use's in-process, but to the longer, the heavier piston rod of volume, personnel go up a piece and go down more difficult, has improved operating personnel's the degree of difficulty, consequently, needs a piston rod heat treatment device to solve above problem.

Disclosure of Invention

The application provides a piston rod heat treatment device to solve the piston rod that proposes among the above-mentioned background art to length longer, the volume is heavier, personnel's piece is more difficult about, has improved operating personnel's the problem of the operation degree of difficulty.

In order to achieve the above purpose, the present application adopts the following technical scheme:

the utility model provides a piston rod heat treatment device, includes the heating furnace, the internally mounted of heating furnace has piston rod and heating coil, the piston rod is located the intermediate position department of heating coil, one side fixedly connected with connecting plate of heating furnace, electric putter is installed on the top of connecting plate, electric putter's terminal surface fixedly connected with motor, the terminal surface fixedly connected with rolling section of thick bamboo of the output shaft of motor, around being equipped with wire rope on the rolling section of thick bamboo, wire rope's bottom fixedly connected with couple, the top threaded connection of piston rod has solid fixed ring, gu fixed ring hangs with the couple to establish and is connected, the outer wall of heating furnace wears to be equipped with the water pipe.

Through adopting above-mentioned technical scheme, can drive the winding drum through the output shaft of motor and rotate, make the wire rope on the winding drum pass the heating furnace and move downwards, and under couple and solid fixed ring's effect, install the piston rod on wire rope, rethread winding wire rope makes wire rope drive the piston rod rise, until the inside that the piston rod got into the heating furnace, can increase the flexibility of longer piston rod piece about, and electric putter can promote the motor and rise, can make couple and solid fixed ring be located the outside top of heating furnace, avoid causing the damage to couple and solid fixed ring as far as possible, and is convenient and practical.

As a preferred implementation mode, the heating furnace is located one side outer wall fixedly connected with mount of connecting plate, rotate on the mount and be connected with the fixed block, the front wall screw thread of fixed block wears to be equipped with the bolt, bolt and mount looks butt, one side fixedly connected with collection box of fixed block, the collection box is located the below of heating furnace.

Through adopting above-mentioned technical scheme, can collect water pipe spun water through the collecting box, the follow-up reutilization of being convenient for, the fixed block is favorable to the collecting box to use the mount to rotate as the axle center, does not influence the normal piece of going up and down of piston rod, and the regulation is accomplished the back through the screw rod with the fixed block locking can.

As a preferred implementation mode, a connecting frame is fixedly arranged outside the heating furnace, and a mounting plate is fixedly arranged on one side, far away from the connecting plate, of the connecting frame.

Through adopting above-mentioned technical scheme, under the effect of link and connecting plate, can install the heating furnace in the eminence, make the bottom of heating furnace can leave the space that the piston rod goes out the piece.

As a preferred embodiment, the water pipes are four in total, and the four water pipes are distributed in a ring shape.

By adopting the technical scheme, the cooling efficiency of the piston rod can be improved.

As a preferred implementation mode, the two sides of the electric push rod are fixedly connected with supporting plates, screws penetrate through the supporting plates, and the screws are in threaded connection with the connecting plates.

Through adopting above-mentioned technical scheme, under the effect of backup pad and screw, can improve the fastness of electric putter installation.

As a preferred implementation mode, the bottom end of the fixing frame is fixedly connected with a limiting block, and the limiting block is abutted against the fixing block.

By adopting the technical scheme, the limiting block can avoid the fixed block from slipping from the fixed frame as much as possible.

As a preferred embodiment, the heating coils are of a cylindrical structure, and four heating coils are arranged in total and are equidistantly distributed.

By adopting the technical scheme, the heating efficiency of the heating furnace can be improved.

As a preferable implementation mode, the vertical section of the winding cylinder is of an H-shaped structure.

By adopting the technical scheme, the steel wire rope can be prevented from slipping from the two sides of the winding drum as much as possible.

The beneficial effects of this application:

1. the winding drum can be driven to rotate through the output shaft of the motor, so that the steel wire rope on the winding drum passes through the heating furnace to move downwards, the piston rod is arranged at the bottom end of the steel wire rope under the action of the hooks and the fixing rings, and then the steel wire rope drives the piston rod to ascend through the winding steel wire rope until the piston rod enters the heating furnace, so that the flexibility of the upper part and the lower part of the longer piston rod can be improved, the operation difficulty of operators is reduced, the electric push rod can push the motor to ascend, the hooks and the fixing rings can be positioned at the top end of the outer part of the heating furnace, damage to the hooks and the fixing rings is avoided as much as possible, and the winding device is convenient and practical;

2. can collect water pipe spun water through the collecting box, the follow-up reutilization of being convenient for, the fixed block is favorable to the collecting box to use the mount to rotate as the axle center, does not influence the normal piece of going up and down of piston rod, adjust after accomplishing through the screw rod with the fixed block locking can, convenient and practical.

Drawings

FIG. 1 is a schematic view of the internal structure of the present application;

FIG. 2 is a schematic overall structure of the present application;

fig. 3 is a schematic view of the rotational structure of the collecting box of the present application.

Reference numerals illustrate:

1. a motor; 2. winding up a winding drum; 3. a wire rope; 4. a hook; 5. a fixing ring; 6. a water pipe; 7. a mounting plate; 8. a piston rod; 9. a fixing frame; 10. a fixed block; 11. a limiting block; 12. a bolt; 13. a collection box; 14. a connecting frame; 15. a heating coil; 16. a heating furnace; 17. a connecting plate; 18. an electric push rod; 19. a screw; 20. and a support plate.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application.

Referring to fig. 1, fig. 2 and fig. 3, a piston rod heat treatment device, including heating furnace 16, open has all been seted up at the both ends of heating furnace 16, be favorable to business turn over piece, and the both ends of heating furnace 16 all can install sealed lid, can effectually reduce heat loss, the internally mounted of heating furnace 16 has piston rod 8 and heating coil 15, piston rod 8 is located the intermediate position department of heating coil 15, heating coil 15 can become electric energy conversion heat energy, the temperature can reach more than 3000 ℃, one side fixedly connected with connecting plate 17 of heating furnace 16, electric putter 18 is installed on the top of connecting plate 17, electric putter 18's output shaft's terminal surface fixedly connected with motor 1, electric putter's output shaft's terminal surface fixedly connected with rolling section of thick bamboo 2, be equipped with wire rope 3 on the rolling section of thick bamboo 2, wire rope 3's bottom fixedly connected with couple 4, piston rod 8's top threaded connection has solid fixed ring 5, guy is hung with couple 4, rotationally be connected with on couple 4, can improve the fastness when couple 4 and solid fixed ring 5 hang, water pipe 6 is worn to be equipped with by the outer wall of heating furnace 16.

Referring to fig. 2 and 3, the heating furnace 16 is located one side outer wall fixedly connected with mount 9 of connecting plate 17, rotates on the mount 9 and is connected with fixed block 10, has seted up the round hole on the fixed block 10, and the diameter looks adaptation of round hole and mount 9, the screw bolt 12 is worn to be equipped with by the front wall screw thread of fixed block 10, and screw bolt 12 and mount 9 looks butt, one side fixedly connected with collecting box 13 of fixed block 10, and collecting box 13 belongs to the stainless steel collecting box, can increase of service life, and collecting box 13 is located the below of heating furnace 16.

Referring to fig. 2 and 3, a connecting frame 14 is fixedly arranged outside the heating furnace 16, a mounting plate 7 is fixedly arranged on one side, away from the connecting plate 17, of the connecting frame 14, and the heating furnace 16 can be mounted at a high position under the action of the connecting frame 14 and the connecting plate 17, so that a space for discharging a piston rod 8 can be reserved at the bottom end of the heating furnace 16.

Referring to fig. 2, the water pipes 6 are provided in total with four water pipes 6 distributed in a ring shape, the water pipes 6 are fixedly connected with a water pump, and the heat-treated piston rod 8 can be cooled by water sprayed from the water pipes 6.

Referring to fig. 1 and 2, the two sides of the electric push rod 18 are fixedly connected with a supporting plate 20, a screw 19 is arranged on the supporting plate 20 in a penetrating manner, the screw 19 is in threaded connection with the connecting plate 17, and under the action of the supporting plate 20 and the screw 19, the installation firmness of the electric push rod 18 can be improved.

Referring to fig. 2 and 3, a limiting block 11 is fixedly connected to the bottom end of the fixing frame 9, the limiting block 11 is abutted to the fixing block 10, and the limiting block 11 can prevent the fixing block 10 from sliding off the fixing frame 9.

Referring to fig. 1, the heating coils 15 have a cylindrical structure, and four heating coils 15 are provided in total, and the four heating coils 15 are equidistantly distributed, so that the heating area can be effectively increased.

Referring to fig. 1, the winding drum 2 has an H-shaped vertical cross section, so that the wire rope 3 can be prevented from slipping off the winding drum 2 as much as possible.

Working principle: when the automatic winding machine is used, the motor 1 is started through the external power switch, the output shaft of the motor 1 can drive the winding drum 2 to rotate, so that the steel wire rope 3 on the winding drum 2 moves downwards through the heating furnace 16, the piston rod 8 is arranged at the bottom end of the steel wire rope 3 under the action of the hook 4 and the fixed ring 5, the steel wire rope 3 is wound to drive the piston rod 8 to ascend until the piston rod 8 enters the heating furnace 16, the flexibility of the upper part and the lower part of the longer piston rod 8 can be improved, under the action of the heating coil 15, the piston rod 8 can be subjected to heat treatment, and water is sprayed on the piston rod 8 through the water pipe 6 under the action of the water pump after the heat treatment, so that the effect of cooling the piston rod 8 is achieved.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, within the scope of the present application, should apply to the present application, and all equivalents and modifications as fall within the scope of the present application.

Claims

1. A piston rod heat treatment device comprising a heating furnace (16), characterized in that: the inside mounting of heating furnace (16) has piston rod (8) and heating coil (15), piston rod (8) are located the intermediate position department of heating coil (15), one side fixedly connected with connecting plate (17) of heating furnace (16), electric putter (18) are installed on the top of connecting plate (17), the terminal surface fixedly connected with motor (1) of the output shaft of electric putter (18), the terminal surface fixedly connected with rolling section of thick bamboo (2) of the output shaft of motor (1), around being equipped with wire rope (3) on rolling section of thick bamboo (2), the bottom fixedly connected with couple (4) of wire rope (3), the top threaded connection of piston rod (8) has solid fixed ring (5), gu fixed ring (5) are hung with couple (4) and are established and are connected, water pipe (6) are worn to the outer wall of heating furnace (16).

2. A piston rod heat treatment device according to claim 1, wherein: the heating furnace (16) is located one side outer wall fixedly connected with mount (9) of connecting plate (17), rotate on mount (9) and be connected with fixed block (10), bolt (12) are worn to be equipped with by the front wall screw thread of fixed block (10), bolt (12) and mount (9) looks butt, one side fixedly connected with collection box (13) of fixed block (10), collection box (13) are located the below of heating furnace (16).

3. A piston rod heat treatment device according to claim 1, wherein: the heating furnace is characterized in that a connecting frame (14) is fixedly arranged outside the heating furnace (16), and a mounting plate (7) is fixedly arranged on one side, far away from the connecting plate (17), of the connecting frame (14).

4. A piston rod heat treatment device according to claim 1, wherein: the four water pipes (6) are arranged in total, and the four water pipes (6) are distributed in a ring shape.

5. A piston rod heat treatment device according to claim 1, wherein: the two sides of the electric push rod (18) are fixedly connected with a supporting plate (20), a screw (19) is arranged on the supporting plate (20) in a penetrating mode, and the screw (19) is in threaded connection with the connecting plate (17).

6. A piston rod heat treatment device according to claim 2, characterized in that: the bottom end of the fixing frame (9) is fixedly connected with a limiting block (11), and the limiting block (11) is abutted against the fixing block (10).

7. A piston rod heat treatment device according to claim 1, wherein: the heating coils (15) are of cylindrical structures, four heating coils (15) are arranged in total, and the four heating coils (15) are distributed equidistantly.

8. A piston rod heat treatment device according to claim 1, wherein: the vertical section of the winding cylinder (2) is of an H-shaped structure.