CN219861453U

CN219861453U - Crankshaft connecting rod neck surface quenching device

Info

Publication number: CN219861453U
Application number: CN202321187938.XU
Authority: CN
Inventors: 周启仁
Original assignee: Yancheng Lianfeng Electromechanical Co ltd
Current assignee: Yancheng Lianfeng Electromechanical Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-10-20
Anticipated expiration: 2033-05-17

Abstract

The utility model discloses a crankshaft connecting rod neck surface quenching device, which particularly relates to the technical field of crankshaft quenching, and comprises a bottom plate, wherein an electric furnace is fixedly arranged at the top of the bottom plate, a first fixing column is fixedly arranged on the outer surface of the electric furnace, second fixing columns are fixedly arranged at the two ends of the first fixing column, a first sliding groove is formed in the top of the second fixing column, a spring is fixedly arranged on the inner wall of the first sliding groove, and a first sliding block is fixedly arranged at one end of the spring.

Description

Crankshaft connecting rod neck surface quenching device

Technical Field

The utility model relates to the technical field of crankshaft quenching, in particular to a crankshaft connecting rod neck surface quenching device.

Background

The current quenching cooling technology refers to a technology that after a metal material and a component are heated to a certain temperature, the metal material and the component are cooled according to a preset mode and a preset speed to obtain a desired structure and performance, and after the processing of a crankshaft part is completed, the quenching processing is relieved from internal stress of the crankshaft part after the use standard is required to be met.

When the existing crankshaft quenching device is used, some problems still exist:

1. the traditional surface quenching of the crankshaft connecting rod neck is to cling the heater to the crankshaft connecting rod neck, the heater realizes induction quenching heating by rotating along with the crankshaft, but in the rotating process, the surface of the heater and the surface of the crankshaft connecting rod neck are often not tightly attached, so that the surface temperature of the crankshaft connecting rod neck is insufficient, the quenching effect is affected, and the crankshaft cannot reach the expected structure and performance.

2. In the heating process of the existing crankshaft, the crankshaft is often inclined and falls down when being heated because the crankshaft is fixed infirm, so that the operation of the crankshaft and mechanical equipment is damaged, and the potential safety hazard of personnel is serious even caused.

For this purpose, we propose a crankshaft connecting rod neck surface hardening apparatus for solving the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a crankshaft connecting rod neck surface quenching device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bent axle connecting rod neck surface quenching device, includes the bottom plate, the top fixed mounting of bottom plate has the electric stove, the surface fixed mounting of electric stove has first fixed column, the second fixed column is all installed at the both ends fixed of first fixed column, first spout has been seted up at the top of second fixed column, the inner wall fixed mounting of first spout has the spring, the one end fixed mounting of spring has first slider, the surface sliding connection of first slider is at the internal surface of first spout, the second spout with first spout looks adaptation is seted up to the surface of second fixed column, the internal surface sliding of second spout is equipped with the second slider, the internal surface of second slider and the surface fixed connection of first slider, the surface fixed mounting of second slider has the heater.

Preferably, a motor is fixedly arranged at the top of the bottom plate, and a turntable is fixedly arranged at the output end of the motor.

Preferably, the fixed slot has been seted up on the top of carousel, the screw hole has been seted up to the internal surface of fixed slot, the internal surface threaded connection of screw hole has the bolt, the internal surface activity of fixed slot is equipped with the bent axle, the one end of bolt and the surface contact of bent axle.

Preferably, the outer surface of the electric furnace is fixedly connected with a plurality of heating pipes, and one ends of the heating pipes are fixedly arranged on the outer surface of the heater.

Preferably, the outer surface of the first fixed column is fixedly provided with a connecting block, and the outer surface of the connecting block is fixedly connected with the electric furnace.

Preferably, a water tank is fixedly arranged at the top of the motor, and the output end of the motor penetrates through the water tank and extends into the water tank.

Preferably, a cooling device is fixedly arranged on the inner surface of the water tank, and spray heads are arranged on the outer surface of the cooling device in an array mode.

Preferably, a plurality of displays are fixedly arranged on the outer surface of the electric furnace, and a plurality of buttons are fixedly arranged below the displays.

Compared with the prior art, the utility model has the beneficial effects that:

1. by arranging the clinging mechanism, the heater can cling to the outer surface of the part, so that the temperature of the surface of the crankshaft reaches the set temperature, the part is quenched to achieve the best effect, and the expected structure and performance are achieved.

2. Through having set up fixed fixture for operating personnel can be stable fixed bent axle, the slope of bent axle when preventing the heating, drop, reduced loss of property, guarantee operating personnel's personal safety.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic diagram of a connection structure of a crankshaft and a rotary table in the present utility model.

Fig. 3 is a schematic diagram of the structure of the present utility model after detachment.

In the figure: 1. a bottom plate; 2. an electric furnace; 3. a motor; 4. a turntable; 5. a crankshaft; 6. a connecting block; 7. a water tank; 8. a cooling device; 9. a display; 10. a button; 21. a first fixing column; 22. a second fixing column; 23. a first chute; 24. a spring; 25. a first slider; 26. a second chute; 27. a second slider; 28. a heater; 29. heating pipes; 41. a fixing groove; 42. a threaded hole; 43. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-3, the utility model provides a crankshaft connecting rod neck surface quenching device, which comprises a bottom plate 1, an electric furnace 2 is fixedly arranged at the top of the bottom plate 1, the electric furnace 2 provides energy for heating before quenching, a first fixed column 21 is fixedly arranged on the inner surface of the electric furnace 2, second fixed columns 22 are fixedly arranged at both ends of the first fixed column 21, a first sliding groove 23 is formed at the top of the second fixed column 22, a spring 24 is fixedly arranged on the inner wall of the first sliding groove 23, a first sliding block 25 is fixedly arranged at one end of the spring 24, the outer surface of the first sliding block 25 is slidably connected with the inner surface of the first sliding groove 23, a second sliding groove 26 matched with the first sliding groove 23 is formed on the outer surface of the second fixed column 22, a second sliding block 27 is slidably arranged on the inner surface of the second sliding groove 26, the inner surface of the second sliding block 27 is fixedly connected with the outer surface of the first sliding block 25, a heater 28 is fixedly arranged on the outer surface of the second sliding block 27, and the pulling force of the spring 24 enables the outer surface of the heater 28 to be tightly attached to the outer surface of the heater 28, so that the temperature of the heater element reaches the optimal temperature of the set temperature of the quenching element, and the optimal temperature reaches the expected temperature of the part.

As an implementation mode of the utility model, the motor 3 is fixedly arranged at the top of the bottom plate 1, the rotary table 4 is fixedly arranged at the output end of the motor 3, and the motor 3 rotates to drive the rotary table 4 to stably rotate, so that the parts are heated uniformly.

As one embodiment of the utility model, the top end of the turntable 4 is provided with the fixing groove 41, the inner surface of the fixing groove 41 is provided with the threaded hole 42, the inner surface of the threaded hole 42 is in threaded connection with the bolt 43, the inner surface of the fixing groove 41 is movably provided with the crankshaft 5, one end of the bolt 43 is contacted with the outer surface of the crankshaft 5, the bolt 43 is manually rotated, one end of the bolt 43 is contacted with the outer surface of the crankshaft 5, thus fixing the crankshaft 5, enabling an operator to stably fix the crankshaft 5, preventing the crankshaft 5 from tilting and falling during heating, reducing property loss and guaranteeing the personal safety of the operator.

As an embodiment of the present utility model, a plurality of heating pipes 29 are fixedly connected to the outer surface of the electric furnace 2, the heating pipes 29 are used for conveying heating energy, and one end of each heating pipe 29 is fixedly installed on the outer surface of the heater 28.

As an embodiment of the utility model, the outer surface of the first fixing column 21 is fixedly provided with a connecting block 6 for fixing the first fixing column 21, and the outer surface of the connecting block 6 is fixedly connected with the electric furnace 2.

As an embodiment of the present utility model, a water tank 7 is fixedly installed at the top of the motor 3, and an output end of the motor 3 penetrates through the water tank 7 and extends into the water tank 7 for collecting the cooling liquid.

As an embodiment of the present utility model, the cooling device 8 is fixedly mounted on the inner surface of the water tank 7, the spray heads 81 are arranged on the outer surface of the cooling device 8 in an array, the cooling device 8 comprises a water pump, one end of the water pump is connected with the spray heads 81, and the spray heads 81 spray cooling liquid to quench the heated crankshaft 5, so that the crankshaft 5 achieves the expected structure and performance.

As one embodiment of the present utility model, the outer surface of the electric furnace 2 is fixedly provided with a plurality of displays 9, a plurality of buttons 10 are fixedly arranged below the displays 9, the displays 9 are used for monitoring the temperature, and the buttons 10 are used for controlling the electric furnace 2.

Working principle: the pulling force of the spring 24 makes the heater 28 cling to the outer surface of the part, so that the temperature of the surface of the part reaches the set temperature, the part is quenched to achieve the optimal effect, the expected organization and performance are achieved, the crankshaft 5 is movably arranged on the inner surface of the fixing groove 41, the bolt 43 is manually rotated, one end of the bolt 43 is contacted with the outer surface of the crankshaft 5, and therefore the crankshaft 5 is fixed, an operator can stably fix the crankshaft 5, the inclination and dropping of the crankshaft 5 during heating are prevented, property loss is reduced, and personal safety of the operator is guaranteed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The surface quenching device for the crankshaft connecting rod neck comprises a bottom plate (1), and is characterized in that: the electric furnace is characterized in that an electric furnace (2) is fixedly arranged at the top of the bottom plate (1), a first fixed column (21) is fixedly arranged on the outer surface of the electric furnace (2), a second fixed column (22) is fixedly arranged at two ends of the first fixed column (21), a first sliding groove (23) is formed in the top of the second fixed column (22), a spring (24) is fixedly arranged on the inner wall of the first sliding groove (23), a first sliding block (25) is fixedly arranged at one end of the spring (24), the outer surface of the first sliding block (25) is slidably connected with the inner surface of the first sliding groove (23), a second sliding groove (26) matched with the first sliding groove (23) is formed in the outer surface of the second fixed column (22), a second sliding block (27) is slidably arranged on the inner surface of the second sliding groove (26), the inner surface of the second sliding block (27) is fixedly connected with the outer surface of the first sliding block (25), and a heater (28) is fixedly arranged on the outer surface of the second sliding block (27).

2. A crankshaft connecting rod neck surface hardening apparatus according to claim 1, wherein: the top of the bottom plate (1) is fixedly provided with a motor (3), and the output end of the motor (3) is fixedly provided with a rotary table (4).

3. A crankshaft connecting rod neck surface hardening apparatus according to claim 2, wherein: the top of carousel (4) has seted up fixed slot (41), screw hole (42) have been seted up to the internal surface of fixed slot (41), the internal surface threaded connection of screw hole (42) has bolt (43), the internal surface activity of fixed slot (41) is equipped with bent axle (5), the one end of bolt (43) and the surface contact of bent axle (5).

4. A crankshaft connecting rod neck surface hardening apparatus according to claim 1, wherein: the outer surface of the electric furnace (2) is fixedly connected with a plurality of heating pipes (29), and one end of each heating pipe (29) is fixedly arranged on the outer surface of the heater (28).

5. A crankshaft connecting rod neck surface hardening apparatus according to claim 1, wherein: the outer surface of the first fixed column (21) is fixedly provided with a connecting block (6), and the outer surface of the connecting block (6) is fixedly connected with the electric furnace (2).

6. A crankshaft connecting rod neck surface hardening apparatus according to claim 2, wherein: the top fixed mounting of motor (3) has basin (7), the output of motor (3) runs through basin (7) and extends to the inside of basin (7).

7. The crankshaft connecting rod neck surface hardening apparatus according to claim 6, wherein: the cooling device (8) is fixedly arranged on the inner surface of the water tank (7), and spray heads (81) are arranged on the outer surface array of the cooling device (8).

8. A crankshaft connecting rod neck surface hardening apparatus according to claim 1, wherein: the electric furnace is characterized in that a plurality of displays (9) are fixedly arranged on the outer surface of the electric furnace (2), and a plurality of buttons (10) are fixedly arranged below the displays (9).