Continuous induction hardening device for outer circle of loading machine pin shaft

Abstract

The utility model discloses a loader pin shaft excircle continuous induction quenching device, which belongs to the technical field of quenching devices.The loader pin shaft excircle continuous induction quenching device comprises a pushing mechanism, a feeding mechanism, a quenching mechanism and a discharging bin, the feeding mechanism comprises a feeding bin and a sensor, the feeding bin is connected with the sensor, and the quenching mechanism is connected with the discharging bin. A bottom plate of the feeding bin is provided with a slope, during feeding, a pin shaft automatically slides into a quenching tank through self weight by means of the floor with the slope, the sensor is arranged on one side of a feeding port of the quenching tank, when the sensor senses that no pin shaft exists, the feeding mechanism moves upwards to push the pin shaft to the feeding port, and when the sensor senses the pin shaft (3), the feeding mechanism moves upwards to push the pin shaft to the feeding port. The feeding mechanism moves downwards, the quenching mechanism comprises a quenching tank, a roller, an induction heating ring and a spray cooling ring, the device is simple and compact in structure, the production and processing efficiency is obviously improved, and the labor intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to quenching device technical field, concretely relates to a loader pin shaft outer circle continuous induction quenching device. BACKGROUND

[0002] Quenching is a kind of heat treatment process method that steel is heated to critical temperature above, keeps warm for a certain time, and then is cooled at greater than critical cooling speed, to obtain the unbalanced organization mainly with martensite, quenching is the most widely used process method in steel heat treatment process, the existing pin shaft outer circle induction quenching is realized by the cooperation of upper centre and lower centre with the center hole of the pin shaft to be processed, realizes pin shaft clamping, then realizes the movement of lifting frame driving pin shaft by motor driving gear, makes pin shaft pass through induction heating ring and spray cooling ring and carries out induction quenching, after finishing, needs to loosen upper and lower centres, and manually replaces pin shaft, and this pin shaft induction quenching method is low in processing efficiency and large in labor intensity of workers, so a loader pin shaft outer circle continuous induction quenching device needs to be designed, and reasonable feeding, clamping mode is adopted to improve production processing efficiency and reduce labor intensity of workers. SUMMARY

[0003] In view of the defects of the prior art, the utility model aims at providing a loader pin shaft outer circle continuous induction quenching device, which improves production processing efficiency and reduces labor intensity of workers by adopting reasonable feeding, clamping mode.

[0004] To achieve the above object, the utility model adopts the following technical scheme: a loader pin shaft outer circle continuous induction quenching device, including pushing mechanism, feeding mechanism, quenching mechanism and discharging bin, the feeding mechanism includes a feeding bin and a sensor, and the feeding bin and the sensor are connected together, the feeding bin bottom plate has a slope, and when feeding, the floor with the slope is used to realize automatic sliding of the pin shaft into the quenching tank by gravity, the sensor is arranged on one side of the quenching tank feeding port, when the sensor senses no pin shaft, the feeding mechanism moves upwards to push the pin shaft to the feeding port, and when the sensor senses the pin shaft, the feeding mechanism moves downwards, the quenching mechanism includes a quenching tank, a roller, an induction heating ring and a spray cooling ring.

[0005] Preferably, the roller is arranged on both sides of the quenching tank, and the roller is at least 4.

[0006] Preferably, the induction heating ring and the spray cooling ring are arranged on the quenching tank, and the inner diameter size of the induction heating ring and the spray cooling ring is greater than the size of the pin shaft.

[0007] Preferably, the discharging bin bottom plate has a slope, and when discharging, the floor with the slope is used to realize automatic sliding of the pin shaft by gravity, and the bin can store multiple pin shafts.

[0008] Preferably, the rolling wheel rotates to drive the pin shaft to rotate.

[0009] Compared with the prior art, the loader pin shaft outer circle continuous induction quenching device has the following advantages:

[0010] 1、The loader pin shaft outer circle continuous induction quenching device has the following advantages:

[0011] 2、The loader pin shaft outer circle continuous induction quenching device has the following advantages:

[0012] 3、The loader pin shaft outer circle continuous induction quenching device has the following advantages: BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 Fig. 1 is a structural schematic view of the loader pin shaft outer circle continuous induction quenching device of the present application;

[0014] Fig. 1 is a structural schematic view of the loader pin shaft outer circle continuous induction quenching device of the present application; DETAILED DESCRIPTION

[0015] In order to more clearly understand the above-mentioned purposes, features and advantages of the present application, the present application will be further described below in conjunction with the drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0016] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can be practiced in a variety of ways different from those described herein, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0017] The present application provides a loader pin shaft outer circle continuous induction quenching device Figure 1The illustrated loader pin shaft outer circle continuous induction quenching device, including pushing mechanism (1), feeding mechanism (8), quenching mechanism and discharge bin (7), the feeding mechanism (8) includes feeding bin (2) and sensor (4), feeding bin (2) and sensor (4) are connected together, the feeding bin (2) bottom plate with slope, the pin shaft (3) is realized by gravity through the automatic sliding into the quenching tank when feeding, the sensor (4) is arranged on one side of the quenching tank feeding port, when the sensor (4) senses no pin shaft (3), the feeding mechanism (8) moves up and pushes the pin shaft to the feeding port, when the sensor (4) senses the pin shaft (3), the feeding mechanism (8) moves down, the quenching mechanism includes quenching tank, roller (5), induction heating coil and spray cooling coil (6).

[0018] Specifically, the roller (5) is arranged on both sides of the quenching tank, and the roller (5) is at least 4.

[0019] Specifically, the induction heating coil and the spray cooling coil (6) are arranged on the quenching tank, and the inner diameter size of the induction heating coil and the spray cooling coil (6) is greater than the size of the pin shaft (3).

[0020] Specifically, the bottom plate of the discharge bin (7) has a slope, and the pin shaft (3) is automatically slid by gravity when discharging by using the bottom plate with the slope.

[0021] Specifically, the roller (5) rotates to drive the pin shaft (3) to rotate.

[0022] Working principle:

[0023] When working, the sensor (4) senses no pin shaft (3), the feeding bin (2) moves up, the feeding bin (2) bottom plate has a slope, the pin shaft (3) is automatically slid by gravity when feeding by using the bottom plate with the slope, the pin shaft (3) slides to the feeding port, the pushing mechanism (1) pushes the pin shaft (3) to move forward, then the roller (5) drives the pin shaft (3) to rotate, so that the pin shaft (3) passes through the induction heating coil and the spray cooling coil (6) for induction quenching, after quenching, the pin shaft (3) is pushed to the discharge bin (7) by the pushing mechanism (1), the discharge bin (7) bottom plate has a slope, the pin shaft (3) is automatically slid by gravity when discharging by using the bottom plate with the slope, the bin can store multiple workpieces, workers do not need to clamp workpieces frequently, the labor intensity is greatly reduced, and the production and processing efficiency is improved.

[0024] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A loader pin shaft outer circle continuous induction quenching device, comprising a pushing mechanism (1), a feeding mechanism (8), a quenching mechanism and a discharging bin (7), characterized in that, The feeding mechanism (8) comprises a feeding bin (2) and a sensor (4), the feeding bin (2) and the sensor (4) are connected together, the bottom plate of the feeding bin (2) is provided with a slope, when feeding, the pin shaft (3) is automatically slid into the quenching tank by gravity through the floor with the slope, the sensor (4) is arranged on one side of the feeding opening of the quenching tank, when the sensor (4) senses no pin shaft (3), the feeding mechanism (8) moves upward to push the pin shaft to the feeding opening, when the sensor (4) senses the pin shaft (3), the feeding mechanism (8) moves downward, the quenching mechanism comprises a quenching tank, a roller (5), an induction heating coil and a spraying cooling coil (6).

2. A loader pin shaft external cylindrical continuous induction hardening apparatus according to claim 1, characterized by, The roller (5) is arranged on both sides of the quenching tank, and the roller (5) is at least four.

3. The continuous inductive hardening apparatus for the outer cylindrical surface of a pin shaft of a loader as set forth in claim 1, wherein The induction heating coil and the spraying cooling coil (6) are arranged on the quenching tank, and the inner diameter of the induction heating coil and the spraying cooling coil (6) is larger than the size of the pin shaft (3).

4. The continuous inductive hardening apparatus for the outer cylindrical surface of a pin shaft of a loader according to claim 1, wherein The bottom plate of the discharging bin (7) is provided with a slope, when discharging, the pin shaft (3) is automatically slid by gravity through the floor with the slope, and the discharging bin (7) can store multiple pin shafts.

5. The continuous inductive hardening apparatus for the outer cylindrical surface of a pin shaft of a loader as set forth in claim 1, wherein When the roller (5) rotates, the pin shaft (3) is driven to rotate.

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