CN214937660U - Semi-axis high-frequency quenching production line - Google Patents

Abstract

The utility model discloses a semi-axis high-frequency quenching production line, including a feeding device for placing a workpiece to be processed, a processing device arranged on one side of the feeding device for quenching processing, a receiving device arranged on one side of the processing device for receiving finished products and a PLC control system capable of controlling the operation of the feeding device and the processing device, wherein the feeding device comprises a material placing frame, a feeding mechanism and a material distributing mechanism arranged on the material placing frame, the processing device comprises a frame, a high-frequency heater, a spraying device, a code printing device and an anti-rust treatment device are sequentially arranged on the upper end of the frame, and a conveying device is also arranged on the frame; an axial positioning mechanism is arranged between the feeding device and the processing device. The utility model provides a semi-axis high frequency quenching production line can realize full-automatic semi-axis heat treatment processing, practice thrift the human cost, guarantee that the semi-axis quality is unified or stable, is fit for large batch processing and uses.

Description

Semi-axis high-frequency quenching production line

Technical Field

The utility model relates to a semi-axis production facility technical field, concretely relates to semi-axis high frequency quenching production line.

Background

Quenching is a heat treatment process in which steel is heated to a temperature above the critical temperature, held for a certain period of time, and then cooled at a rate greater than the critical cooling rate to obtain an unbalanced structure mainly composed of martensite (or bainite or single-phase austenite is obtained as necessary). Quenching is the most widely used work technology method in the heat treatment process of steel.

The half shaft is also called a driving shaft and is a shaft for connecting the differential mechanism and the driving wheel, the splines and threads on the half shaft are used for strengthening the use strength of the half shaft, the half shaft is generally quenched for heat treatment, the half shaft is generally heated firstly in the existing half shaft processing process, then the half shaft is directly put into water for quenching, the half shafts after quenching are aligned manually, and then oil spraying treatment is uniformly carried out.

SUMMERY OF THE UTILITY MODEL

The utility model provides a semi-axis high frequency quenching production line can realize full-automatic semi-axis heat treatment processing, practice thrift the human cost, improve the processingquality of semi-axis and easily control, easy analysis, guarantees that the semi-axis quality is unified or stable, is fit for large batch processing and uses.

A half-shaft high-frequency quenching production line comprises a feeding device for placing a workpiece to be processed, a processing device arranged on one side of the feeding device and used for quenching, a receiving device arranged on one side of the processing device and used for receiving a finished product, and a PLC control system capable of controlling the operation of the feeding device and the processing device;

the feeding device comprises a material placing frame, a feeding mechanism arranged on the material placing frame and a material distributing mechanism used for transferring the workpiece to the processing device, wherein the placing surface of the material placing frame is obliquely arranged, and the horizontal height close to the end of the feeding mechanism is lower than the horizontal height far away from the end of the feeding mechanism;

the processing device comprises a rack, wherein a high-frequency heating machine for heating the end part of a workpiece, a spraying device for cooling the heated workpiece, a coding device for marking the workpiece and an anti-rust treatment device capable of performing anti-rust treatment on the surface of the half shaft are sequentially arranged at the upper end of the rack, and a conveying device for conveying the workpiece for flow processing is also arranged on the rack;

an axial positioning mechanism used for aligning the workpieces is arranged between the feeding device and the processing device.

Preferably, the feeding mechanism comprises a material supporting plate capable of longitudinally sliding in the material placing frame close to one side of the processing device and a first oil cylinder capable of driving the material supporting plate to longitudinally lift, and the telescopic end of the first oil cylinder is fixedly connected with the lower end of the material supporting plate.

Preferably, the distributing mechanism comprises a distributing frame connected with the discharging frame, a guide plate used for guiding a workpiece to enter the processing device and a lifting mechanism capable of transferring the workpiece on the distributing frame to the guide plate are arranged on one side, away from the discharging frame, of the distributing frame, one end, close to the discharging frame, of a workpiece placing surface on the distributing frame is higher than one end, where the lifting mechanism is located, of the workpiece placing surface, the lifting mechanism comprises a material blocking plate connected with the distributing frame, an L-shaped lifting plate capable of longitudinally sliding on the material blocking plate and a second oil cylinder arranged on the material blocking plate and used for controlling the L-shaped lifting plate to move, the telescopic end of the second oil cylinder is fixedly connected with the L-shaped lifting plate, and the length, extending towards the distributing frame, of one side of the L-shaped lifting plate is larger than the diameter distance of one half shaft, on the material blocking plate.

Preferably, the conveying device comprises a chain conveyor and a plurality of V-shaped material supporting frames uniformly arranged on the chain conveyor.

Preferably, the spraying device comprises a reservoir arranged right below the conveying device and a shell connected with the reservoir and covering the conveying device, first nozzles are uniformly arranged on the upper side and the lower side of the conveying device in the shell, and a circulating pump communicated with all the first nozzles through water pipes is arranged in the reservoir.

Preferably, the coding device comprises a first portal frame connected with the upper end of the rack, the first portal frame covers the conveying device, and a cross arm of the first portal frame is provided with a laser coding machine.

Preferably, rust-resistant processing apparatus includes the U type structure casing with the upper end fixed connection of frame, the casing is close to the one end of beating the sign indicating number device and has been arranged the fender work or material rest unanimous with first portal frame size, the size of casing is greater than the size that keeps off the work or material rest, second nozzle and third nozzle have been arranged to the equipartition on two montants of casing and the horizontal pole, air pump and oil tank have been arranged on the frame, the air pump passes through pipeline and second nozzle intercommunication, the oil pump has been arranged in the oil tank, the oil pump passes through the pipeline intercommunication with the third nozzle, the communicating one of second nozzle and third nozzle and pipeline is served and has been arranged the solenoid valve.

Preferably, the axial positioning mechanism includes the third portal frame with the upper end fixed connection of frame, sliding arrangement has two splint on the horizontal pole of third portal frame, two the pinion rack has been arranged to the splint equipartition, two pinion rack parallel arrangement, the horizontal pole center of third portal frame arranges the actuating mechanism that can drive two splint synchronous reverse movement on the horizontal pole.

Preferably, the driving mechanism comprises a driving motor and a gear arranged at the output end of the driving motor, and the gear is in meshed connection with the two toothed plates.

Preferably, the receiving device comprises a receiving frame, a receiving plate is arranged on the receiving frame in an inclined mode, the horizontal height, close to one end of the processing device, of the receiving plate is higher than that of the other end of the processing device, and striker plates are arranged on two sides of the receiving plate.

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

the semi-axle heat treatment machine has the advantages of realizing the heat treatment processing of the full-automatic semi-axle, saving the labor cost, improving the processing quality of the semi-axle, being easy to control and analyze, ensuring the uniform or stable quality of the semi-axle and being capable of being processed and used in large batch.

Drawings

FIG. 1 is a schematic view of the processing structure of the production line of the present invention;

FIG. 2 is a schematic structural view of the feeding device of the present invention;

FIG. 3 is a schematic structural view of the spraying device of the present invention;

FIG. 4 is a schematic structural view of the coding device of the present invention;

FIG. 5 is a schematic structural view of the rust preventive treatment apparatus of the present invention;

fig. 6 is a schematic structural view of the axial positioning mechanism of the present invention;

fig. 7 is a bottom view of fig. 6 (with the frame transparent).

Description of reference numerals:

1-a material placing rack, 2-a rack, 3-a high-frequency heater, 4-a material supporting plate, 5-a first oil cylinder, 6-a material separating rack, 7-a guide plate, 8-a material stopping plate, 9-an L-shaped lifting plate, 10-a second oil cylinder, 11-a chain conveyor, 12-a V-shaped material supporting rack, 13-a water storage tank, 14-a shell, 15-a first nozzle, 16-a circulating pump, 17-a first portal frame, 18-a laser coding machine, 19-a shell, 20-a material stopping rack, 21-a second nozzle, 23-an air pump, 24-an oil tank, 25-a third nozzle, 26-an oil pump, 27-an electromagnetic valve, 28-a third portal frame, 29-a clamping plate, 30-a toothed plate, 31-a driving motor and 32-a gear, 33-a material receiving frame, 34-a material receiving plate and 35-a material blocking plate.

Detailed Description

In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.

As shown in fig. 1-7, a half-shaft high-frequency quenching production line comprises a feeding device for placing a workpiece to be processed, a processing device arranged on one side of the feeding device and used for quenching, a material receiving device arranged on one side of the processing device and used for receiving finished products, and a PLC control system capable of controlling the operation of the feeding device and the processing device.

The feeding device comprises a material placing frame 1, a feeding mechanism arranged on the material placing frame 1 and a material distributing mechanism used for transferring workpieces to the processing device, wherein a placing surface of the material placing frame 1 is obliquely arranged, the horizontal height close to the end of the feeding mechanism is lower than the horizontal height far away from the end of the feeding mechanism, and half-shaft workpieces can automatically move to the end where the feeding mechanism is located on the material placing frame 1 along an inclined plane, so that the workpieces can be conveniently transferred by the feeding mechanism;

specifically, the feeding mechanism comprises a material supporting plate 4 capable of longitudinally sliding in the material placing frame 1 and close to one side of the processing device, and a first oil cylinder 5 capable of driving the material supporting plate 4 to longitudinally lift, wherein the telescopic end of the first oil cylinder 5 is fixedly connected with the lower end of the material supporting plate 4, and the first oil cylinder 5 controls the material supporting plate 4 to vertically move so as to lift and convey a half shaft above the material supporting plate 4 to the material distributing mechanism.

Specifically, the material distributing mechanism comprises a material distributing frame 6 connected with the material discharging frame 1, a guide plate 7 used for guiding a workpiece to enter a processing device and a lifting mechanism capable of transferring the workpiece on the material distributing frame 6 to the guide plate 7 are arranged on one side, away from the material discharging frame 1, of the material distributing frame 6, one end, close to the material discharging frame 1, of a workpiece placing surface on the material distributing frame 6 is higher than one end, where the lifting mechanism is located, a half-shaft workpiece is lifted to the material distributing frame 6 through a material supporting plate 4, and the half-shaft workpiece can automatically roll to the lifting mechanism due to the fact that the placing surface is inclined, the lifting mechanism comprises a material blocking plate 8 connected with the material distributing frame 6, an L-shaped lifting plate 9 capable of longitudinally sliding on the material blocking plate 8 and a second oil cylinder 10 arranged on the material blocking plate 8 and used for controlling the L-shaped lifting plate 9 to move, the telescopic end of the second oil cylinder 10 is fixedly connected with the L-shaped lifting plate 9, and the length, which one side of the L-shaped lifting plate 9 extends towards the material distributing frame 6 on the material blocking plate 8, is larger than one half shaft The diameter distance is that when the half-shaft workpiece rolls freely on the material distributing frame 6, the half-shaft workpiece is blocked by the material blocking plate 8, the second oil cylinder 10 drives the L-shaped lifting plate 9 to lift one half-shaft workpiece blocked by the material blocking plate 8, the half shaft moves to the position right above the guide plate 7 on the L-shaped lifting plate 9, and then the half shaft workpiece is guided by the guide plate 7 to enter the machining device, so that the half-shaft workpiece is distributed.

The machining device comprises a rack 2, wherein a high-frequency heating machine 3 for heating the end part of a workpiece, a spraying device for cooling the heated workpiece, a coding device for marking the workpiece and an anti-rust treatment device capable of performing anti-rust treatment on the surface of a half shaft are sequentially arranged at the upper end of the rack 2, and a conveying device for conveying the workpiece for flow machining is further arranged on the rack 2;

specifically, the conveying device comprises a chain conveyor 11 and a plurality of V-shaped material supporting frames 12 uniformly arranged on the chain conveyor 11, and the guide plate 7 guides the half-shaft workpiece to fall on the V-shaped material supporting frames 12.

Specifically, the spraying device comprises a water storage tank 13 arranged right below the conveying device and a shell 14 connected with the water storage tank 13 and covering the conveying device, first nozzles 15 are uniformly arranged on the upper side and the lower side of the conveying device in the shell 14, a circulating pump 16 communicated with all the first nozzles 15 through water pipes is arranged in the water storage tank 13, the circulating pump 16 pumps water in the water storage tank 13 out and sprays the water to the heating end of the half-shaft workpiece through the first nozzles 15, the half-shaft workpiece is subjected to surface heat treatment, and the sprayed water splashes into the water storage tank 13 to form water circulation.

Specifically, the coding device comprises a first portal frame 17 connected with the upper end of the rack 2, the first portal frame 17 covers the conveying device, a laser coding machine 18 is arranged on a cross arm of the first portal frame 17, and the laser coding machine 18 performs laser coding on a half-axle workpiece conveyed to the position right below the first portal frame 17.

Specifically, the anti-rust treatment device comprises a U-shaped structure shell 19 fixedly connected with the upper end of a frame 2, a material blocking frame 20 with the size identical to that of a first portal frame 17 is arranged at one end, close to a coding device, of the shell 19, the size of the shell 19 is larger than that of the material blocking frame 20, a second nozzle 21 and a third nozzle 25 are uniformly arranged on two vertical rods and a transverse rod of the shell 19, an air pump 23 and an oil tank 24 are arranged on the frame 2, the air pump 23 is communicated with the second nozzle 21 through a pipeline, an oil pump 26 is arranged in the oil tank 24, the oil pump 26 is communicated with the third nozzle 25 through a pipeline, an electromagnetic valve 27 is uniformly arranged at one end, communicated with the pipeline, of the second nozzle 21 and the pipeline, of the third nozzle 25, the electromagnetic valve 27 on the pipeline where the oil pump 26 is located is opened by respectively controlling the two electromagnetic valves 27 to open or close the second nozzle 21 and the third nozzle 25, the oil pump 26 sprays the oil in the oil tank 24 to the surface of the half-shaft workpiece through the third nozzle 25, carries out fat liquoring anti-rust treatment on the half-shaft workpiece, opens the electromagnetic valve 27 on the pipeline where the air pump 23 is located, and the air pump 23 sprays gas to the half-shaft workpiece through the second nozzle 21, air-dries the water mark on the surface of the half shaft, and avoids the half shaft from rusting.

An axial positioning mechanism used for aligning workpieces is arranged between the feeding device and the machining device, the semi-axis workpieces entering the machining device are uniformly positioned, and the machining quality of the machining device is improved.

Particularly, axial positioning mechanism includes the third portal frame 28 with the upper end fixed connection of frame 2, sliding arrangement has two splint 29 on the horizontal pole of third portal frame 28, two toothed plate 30 has been put to splint 29 equipartition, two toothed plate 30 parallel arrangement, the actuating mechanism that can drive two splint 29 synchronous reverse translation on the horizontal pole has been arranged at the horizontal pole center of third portal frame 28.

Specifically, the driving mechanism includes a driving motor 31 and a gear 32 disposed at an output end of the driving motor 31, and the gear 32 is in meshed connection with the two toothed plates 30.

The driving motor 31 drives the gear 32 to rotate positively and negatively, the positive and negative rotation of the gear 23 drives the two toothed plates 30 to move synchronously and reversely, so that the two clamping plates 29 are driven to move synchronously to the center or move synchronously to two sides, the axial positions of the half shafts are positioned when the two clamping plates 29 move synchronously to the center, the half shafts are ensured to accurately enter the machining positions of the machining device, and the machining quality is improved.

Particularly, material collecting device is including receiving work or material rest 33, it has connect flitch 34 to slope to arrange on receiving work or material rest 33, connect the flitch 34 to be higher than the level of its other end near the level of processingequipment one end, connect the both sides of flitch 34 to have seted up striker plate 35, conveyor carries the semi-axis work piece that will process and connects flitch 34 to collect, and striker plate 35 plays the effect of guide semi-axis rectilinear movement, avoids the semi-axis to fall from receiving flitch 34.

When the utility model is used, a PLC control system is arranged according to the workpiece processing requirement to control a feeding device and a processing device, a half shaft workpiece needing heat treatment is stacked on a material placing frame 1, the feeding mechanism lifts the upper half shaft workpiece of the material placing frame 1 to a material distributing mechanism, the half shafts are arranged on a material distributing frame 6 in a single layer mode, then the single half shaft is lifted to a guide plate 7 through a lifting mechanism, when the lifting mechanism descends, the half shaft workpiece on the guide plate 7 falls on a V-shaped material supporting frame 12 on a chain conveyor 11 under the guide of the guide plate 7, the V-shaped material supporting frame 12 conveys the half shaft workpiece to a high-frequency heater 3 to heat the threads at the end part of the half shaft, the heated half shaft workpiece is conveyed to a spraying device, the half shaft workpiece is sprayed by a first spray nozzle 15 to be quenched, the quenched half shaft is conveyed to the position under a code printing device by a conveying device, the laser coding machine 18 engraves the mark on the surface of the half shaft, the half shaft is continuously conveyed to the rust-proof treatment device, oil spraying rust-proof or air drying water mark and oil spraying rust-proof treatment are carried out simultaneously according to the processing requirements by controlling the two electromagnetic valves 27, the air pump 23 and the oil pump 26, the treated half shaft workpiece is conveyed to the end of the chain conveyor 11, falls onto the material receiving plate 34, and then rolls onto the material receiving frame 33 to be collected.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

To sum up, the utility model provides a semi-axis high frequency quenching production line can realize full-automatic semi-axis heat treatment processing, practice thrift the human cost, improve the processingquality of semi-axis and easily control, easily analyse, guarantees that the semi-axis quality is unified or stable, is fit for large batch processing and uses.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims (10)

1. A half-shaft high-frequency quenching production line is characterized by comprising a feeding device for placing a workpiece to be processed, a processing device arranged on one side of the feeding device and used for quenching, a receiving device arranged on one side of the processing device and used for receiving a finished product, and a PLC control system capable of controlling the operation of the feeding device and the processing device;

the feeding device comprises a material placing frame (1), a feeding mechanism arranged on the material placing frame (1) and a material distributing mechanism used for transferring workpieces to the processing device, wherein the placing surface of the material placing frame (1) is obliquely arranged, and the horizontal height close to the end of the feeding mechanism is lower than the horizontal height far away from the end of the feeding mechanism;

the machining device comprises a rack (2), wherein a high-frequency heating machine (3) used for heating the end part of a workpiece, a spraying device used for cooling the heated workpiece, a coding device used for marking the workpiece and an anti-rust treatment device capable of performing anti-rust treatment on the surface of a half shaft are sequentially arranged at the upper end of the rack (2), and a conveying device used for conveying the workpiece for flow machining is further arranged on the rack (2);

an axial positioning mechanism used for aligning the workpieces is arranged between the feeding device and the processing device.

2. The half-shaft high-frequency quenching production line as claimed in claim 1, wherein: the feeding mechanism comprises a material supporting plate (4) capable of longitudinally sliding close to one side of the processing device in the material placing frame (1) and a first oil cylinder (5) capable of driving the material supporting plate (4) to longitudinally lift, and the telescopic end of the first oil cylinder (5) is fixedly connected with the lower end of the material supporting plate (4).

3. The half-shaft high-frequency quenching production line as claimed in claim 2, characterized in that: the material distributing mechanism comprises a material distributing frame (6) connected with the material discharging frame (1), a guide plate (7) used for guiding a workpiece to enter the processing device and a lifting mechanism capable of transferring the workpiece on the material distributing frame (6) to the guide plate (7) are arranged on one side of the material distributing frame (6) far away from the material discharging frame (1), one end of the workpiece placing surface on the material distributing frame (6), which is close to the material placing frame (1), is higher than one end of the lifting mechanism, the lifting mechanism comprises a material stopping plate (8) connected with the material distributing frame (6), an L-shaped lifting plate (9) capable of longitudinally sliding on the material stopping plate (8) and a second oil cylinder (10) arranged on the material stopping plate (8) and used for controlling the L-shaped lifting plate (9) to move, the telescopic end of the second oil cylinder (10) is fixedly connected with the L-shaped lifting plate (9), the length of one side of the L-shaped lifting plate (9) extending towards the material distributing frame (6) on the material stopping plate (8) is larger than the diameter distance of one half shaft.

4. The half-shaft high-frequency quenching production line as claimed in claim 1, wherein: the conveying device comprises a chain conveyor (11) and a plurality of V-shaped material supporting frames (12) which are uniformly arranged on the chain conveyor (11).

5. The half-shaft high-frequency quenching production line as claimed in claim 4, wherein: the spraying device comprises a water storage tank (13) arranged right below the conveying device and a shell (14) connected with the water storage tank (13) and covering the conveying device, first nozzles (15) are uniformly arranged on the upper side and the lower side of the conveying device in the shell (14), and circulating pumps (16) communicated with all the first nozzles (15) through water pipes are arranged in the water storage tank (13).

6. The half-shaft high-frequency quenching production line as claimed in claim 1, wherein: the coding device comprises a first portal frame (17) connected with the upper end of the rack (2), the first portal frame (17) covers the conveying device, and a cross arm of the first portal frame (17) is provided with a laser coding machine (18).

7. The half-shaft high-frequency quenching production line as claimed in claim 1, wherein: antirust treatment device includes U type structure casing (19) with the upper end fixed connection of frame (2), casing (19) are close to the one end of beating the sign indicating number device and have been arranged and keep off work or material rest (20) unanimous with first portal frame (17) size, the size of casing (19) is greater than the size that keeps off work or material rest (20), second nozzle (21) and third nozzle (25) have been put to the equipartition on two montants and the horizontal pole of casing (19), air pump (23) and oil tank (24) have been arranged on frame (2), air pump (23) are through pipeline and second nozzle (21) intercommunication, oil pump (26) have been arranged in oil tank (24), oil pump (26) are through the pipeline intercommunication with third nozzle (25), solenoid valve (27) have been put to second nozzle (21) and third nozzle (25) and the communicating one of pipeline equipartition.

8. The half-shaft high-frequency quenching production line as claimed in claim 1, wherein: axial positioning mechanism include with the third portal frame (28) of the upper end fixed connection of frame (2), sliding arrangement has two splint (29) on the horizontal pole of third portal frame (28), two pinion rack (30), two have been put to splint (29) equipartition pinion rack (30) parallel arrangement, the horizontal pole center arrangement of third portal frame (28) has the actuating mechanism that can drive two splint (29) synchronous reverse translation on the horizontal pole.

9. The half-shaft high-frequency quenching production line as claimed in claim 8, characterized in that: the driving mechanism comprises a driving motor (31) and a gear (32) arranged at the output end of the driving motor (31), and the gear (32) is in meshed connection with the two toothed plates (30).

10. The half-shaft high-frequency quenching production line as claimed in claim 1, wherein: the material receiving device comprises a material receiving frame (33), a material receiving plate (34) is arranged on the material receiving frame (33) in an inclined mode, the horizontal height, close to one end of the machining device, of the material receiving plate (34) is higher than the horizontal height of the other end of the machining device, and material blocking plates (35) are arranged on two sides of the material receiving plate (34) in an evenly distributed mode.

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