CN220951892U - Quenching machine tool for engineering machinery caterpillar links - Google Patents
Quenching machine tool for engineering machinery caterpillar links Download PDFInfo
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- CN220951892U CN220951892U CN202322301765.6U CN202322301765U CN220951892U CN 220951892 U CN220951892 U CN 220951892U CN 202322301765 U CN202322301765 U CN 202322301765U CN 220951892 U CN220951892 U CN 220951892U
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- 238000010791 quenching Methods 0.000 title claims abstract description 41
- 230000000171 quenching effect Effects 0.000 title claims abstract description 40
- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 238000005496 tempering Methods 0.000 claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 claims abstract description 28
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 230000006698 induction Effects 0.000 claims description 27
- 239000007921 spray Substances 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000005507 spraying Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005255 carburizing Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model provides a quenching machine tool for a caterpillar track section of engineering machinery, which is formed by serially connecting and integrating a quenching production line and a tempering production line, wherein the quenching production line and the tempering production line are correspondingly provided with two stations which are arranged in parallel, all steps of preheating, heating, spraying and tempering the caterpillar track section are integrated on one integrated device, the production efficiency is greatly improved, the device comprises two stations, and the two caterpillar track sections can be quenched at the same time, so that the production efficiency is improved; the efficiency is doubled compared with the conventional efficiency; from feeding to discharging, the whole process flow can be completed only by putting the workpiece at a designated position, so that the operation difficulty is reduced, and the manual use cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of medium-high frequency induction quenching equipment, and relates to a quenching machine tool for a caterpillar track section of an engineering machine.
Background
As shown in fig. 1, the basic structure of the caterpillar link a is an important component part of the caterpillar track in engineering machinery and military machinery, the caterpillar link is connected with the caterpillar track for transmission, the working environment of the caterpillar link is very bad, the caterpillar link needs to bear very large impact, and the caterpillar link needs to have very good strength and also has very good wear resistance, so the hardness of the tread is required to reach HRC52-58 generally, and the tread is achieved through heat treatment.
Domestic chain track heat treatment has two kinds of carburizing and quenching and induction quenching, and the carburizing and quenching energy consumption is high, and the efficiency is low. The traditional caterpillar track heat treatment means, the single part is heated to the quenching temperature, then sprayed and cooled, and the single part is transferred to a mesh belt furnace or a box furnace for tempering after reaching a certain quantity, so that the speed is low, the energy consumption is high, and the production is not facilitated.
The single parts of the induction quenching of the caterpillar track section are heated, sprayed and cooled, then the single parts enter a mesh belt furnace or a box furnace for tempering, the whole process has various working procedures, the working efficiency is low, and the quenching can be completed only by matching a plurality of devices.
For example, the patent with publication number CN112662849a discloses a continuous quenching machine tool for shaft parts, which comprises an automatic feeding mechanism, a feeding conveying mechanism, a load heating mechanism and a discharging conveying mechanism, and is single-station quenching equipment, and the single-station quenching equipment is required to be transferred to tempering equipment for tempering subsequently.
Disclosure of Invention
The utility model provides a quenching machine tool for a caterpillar track section of engineering machinery, which integrates the steps of preheating, heating, spraying and tempering of the caterpillar track section on one integrated device, greatly improves the production efficiency, comprises two stations, and can quench two caterpillar track sections simultaneously to improve the production efficiency.
For this purpose, the technical scheme of the utility model is as follows: engineering machine tool caterpillar link quenching lathe, its characterized in that: the quenching production line and the tempering production line are connected in series and integrated;
The quenching production line comprises a first frame and 2 sets of electric circulation chain plate type feeding conveyor belts, wherein the electric circulation chain plate type feeding conveyor belts are driven by a servo motor reducer assembly, so that accurate positioning of any position can be realized; 2 sets of electric circulation chain plate type feeding conveyor belts are arranged in parallel in the length direction on the first frame, and permanent magnet blocks are arranged on chain plates of the electric circulation chain plate type feeding conveyor belts and are used for adsorbing chain track joints; a first frame corresponding to each set of electric circulation chain plate type feeding conveyor belt is sequentially provided with a feeding station, an induction heating mechanism and a spray cooling mechanism; the bottom of the first rack corresponding to the induction heating mechanism and the spray cooling mechanism is provided with a liquid collecting tank; a first rack at the induction heating mechanism is provided with a positioning clamp for positioning when the caterpillar track section is heated;
The tempering production line comprises a second frame, a plurality of induction heating tempering furnaces and 2 sets of electric circulation chain plate type blanking conveyor belts; the electric circulation chain plate type blanking conveyor belt is driven by a variable-frequency speed-regulating motor reducer assembly; 2 sets of electric circulation chain plate type blanking conveyor belts are arranged in parallel along the length direction on the second frame, and an electric roller conveyor device is arranged on the second frame at the feeding position of the 2 sets of electric circulation chain plate type blanking conveyor belts; the induction heating tempering furnace covers are arranged on the electric circulation chain plate type blanking conveyor belt, the induction heating tempering furnace is fixed on the second frame, the water spray box type unit is arranged behind the tempering inductor box type unit, the discharging spray cooling mechanism is fixed on the second frame, the second frame is correspondingly provided with an integrated box, and a discharging position of the water spray box type unit, which is located on the electric circulation chain plate type blanking conveyor belt, is provided with a discharging hole.
Further, the induction heating mechanism comprises a support frame, a three-coordinate sliding table and a three-coordinate sliding table which are fixed on the support frame, a load heating transformer is arranged on the three-coordinate sliding table, and an inductor connecting bracket is arranged on the load heating transformer; the load heating transformer is adjusted by the three-coordinate sliding table, so that the position adjustment in three directions X, Y, Z can be realized, and the use is facilitated.
Further, on the quenching production line, a preheating mechanism is further arranged between the feeding station and the heating mechanism, and the caterpillar links are rapidly heated through 2 heating actions of the preheating mechanism and the induction heating mechanism, so that the efficiency is improved.
Further, the feeding station is provided with a pre-positioning clamp, the pre-positioning is clamped by an air cylinder, the clamping and the loosening are carried out to adjust the posture of the caterpillar link, and the workpiece is adsorbed by the permanent magnet blocks on the chain plate, so that the well-positioned state can be kept.
Further, the positioning fixture comprises two cylinders and two positioning blocks capable of adjusting the length, the cylinders and the positioning blocks capable of adjusting the length are fixed on the first frame, the cylinders and the positioning blocks capable of adjusting the length are correspondingly arranged on two sides of the electric circulation chain plate type feeding conveyor belt, and the positioning blocks are clamped and loosened to adjust the posture of the chain track section.
Further, on the tempering production line, guide rails are arranged above two sides of the electric circulation chain plate type blanking conveyor belt and fixed on the second frame through a bracket, so that workpieces are prevented from falling into the frame.
Furthermore, the machine bodies of the first machine frame and the second machine frame are made of stainless steel, so that corrosion resistance is realized, and the service life is prolonged.
The beneficial effects of the utility model are as follows: the quenching and tempering are completed on the same equipment without other equipment machine tools, so that the investment of equipment and the production field are reduced; the device is provided with 2 sets of feeding and discharging conveyor belts, two parts can be processed at one time, the production efficiency is improved, and the efficiency is doubled compared with the conventional efficiency; from feeding to discharging, the whole process flow can be completed only by putting the workpiece at a designated position, so that the operation difficulty is reduced, and the manual use cost is reduced.
Drawings
FIG. 1 is a schematic view of the construction of a caterpillar link;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2 at B;
FIG. 4 is a schematic view of the quenching line of the present utility model;
FIG. 5 is an enlarged view of a portion of FIG. 4 at C;
FIG. 6 is a partial enlarged view at D in FIG. 4;
fig. 7 is a partial enlarged view at E in fig. 4.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
Example 1
2-7, The engineering machinery caterpillar link quenching machine tool is formed by serially connecting a quenching production line and a tempering production line; the quenching production line comprises a first frame 14 and 2 sets of electric circulation chain plate type feeding conveyor belts 2; the electric circulation chain plate type feeding conveyor belt is driven by a servo motor speed reducer assembly, so that accurate positioning of any position can be realized; 2 sets of electric circulation chain plate type feeding conveyor belts are arranged in parallel in the length direction on the first frame, and a permanent magnet block 3 is arranged on a chain plate of the electric circulation chain plate type feeding conveyor belt, and the permanent magnet block 3 is used for adsorbing a chain rail joint; a first frame corresponding to each set of electric circulation chain plate type feeding conveyor belt is sequentially provided with a feeding station 1, a heating mechanism 5 and a spray cooling mechanism 6; the bottom of the first rack corresponding to the induction heating mechanism and the spray cooling mechanism is provided with a liquid collecting tank 13; a first rack at the induction heating mechanism is provided with a positioning clamp for positioning when the caterpillar track section is added; the reference symbol a shown in fig. 2 and 3 indicates a caterpillar link; on the quenching production line, a preheating mechanism 4 is further arranged between the feeding station and the heating mechanism, and the caterpillar links are rapidly heated through 2 times of heating actions of the preheating mechanism 4 and the induction heating mechanism 5, so that the efficiency is improved;
The tempering production line comprises a second frame 12, a plurality of tempering heating box-type furnaces 9 and 2 sets of electric circulation chain plate type blanking conveyor belts 8; the electric circulation chain plate type blanking conveyor belt is driven by a variable-frequency speed-regulating motor reducer assembly; 2 sets of electric circulation chain plate type blanking conveyor belts are arranged in parallel along the length direction on the second frame, and an electric roller conveyor device 7 is arranged on the second frame at the feeding position of the 2 sets of electric circulation chain plate type blanking conveyor belts; the induction heating tempering furnaces 9 are covered on the electric circulation chain plate type blanking conveyor belt, the induction heating tempering furnaces 9 are fixed on the second frame, the discharging spray cooling mechanism 10 is arranged behind the tempering inductor box-type unit, the discharging spray cooling mechanism is fixed on the second frame, a liquid collecting box is correspondingly arranged under the second frame, and a discharging hole 11 is arranged behind the water spray box-type unit and positioned at a discharging position of the electric circulation chain plate type blanking conveyor belt;
The induction heating mechanism 5 comprises a support frame 15, a three-coordinate sliding table 501 and a three-coordinate sliding table 501, wherein the three-coordinate sliding table 501 is fixed on the support frame 15, a load heating transformer 502 is arranged on the three-coordinate sliding table 501, and an inductor connecting bracket 503 is arranged on the load heating transformer 502; the preheating mechanism 4 comprises a first coordinate sliding table 401, wherein the first coordinate sliding table 401 is fixed on the supporting frame 15, a first load heating transformer 402 is arranged on the first coordinate sliding table 401, and a first sensor connecting bracket 503 is arranged on the first load heating transformer 502; the preheating mechanism 4 and the induction heating mechanism 5 share a supporting frame, and the rest structures are the same; the load heating transformer is adjusted by the three-coordinate sliding table, so that the position adjustment in three directions X, Y, Z can be realized, and the use is facilitated.
Example 2
The preheating means 4 can be omitted compared with the embodiment 1, and the object of the present invention can be achieved as well, except that the heating efficiency is slightly lower.
Example 3
As shown in fig. 4 and 6, the positioning fixture comprises two cylinders 17 and two positioning blocks 18 with adjustable length, the cylinders 17 and the positioning blocks 18 with adjustable length are fixed on the first frame, the cylinders and the positioning blocks with adjustable length are correspondingly arranged at two sides of the electric circulation chain plate type feeding conveyor belt, and are clamped and loosened to adjust the posture of the chain rail joint, and the posture is not changed due to the adsorption of the permanent magnet blocks, so that the heating is smoothly performed.
Example 4
As shown in fig. 4 and 5, the feeding station is provided with a pre-positioning clamp; the pre-positioning clamp comprises two first air cylinders 15, two first positioning blocks 16 capable of adjusting the length are arranged on the other side of the pre-positioning clamp, the first air cylinders 15 and the first positioning blocks 16 capable of adjusting the length are correspondingly arranged on two sides of the electric circulation chain plate type feeding conveyor belt, the clamping and loosening are carried out to adjust the posture of a chain track link, the workpiece is adsorbed by the permanent magnet blocks on the chain plate, and the well-positioned state can be kept.
Example 5
As shown in fig. 2 and 3, in the tempering line, guide rails 1201 are provided above both sides of the electric circulation chain plate type blanking conveyor, and the guide rails 1201 are fixed to the second frame by a plurality of brackets 1202 to prevent the workpiece from falling into the frame.
The positioning jig in embodiment 3 is substantially the same in structure as the pre-positioning jig in embodiment 4.
In the utility model, the first frame and the second frame bed are preferably made of stainless steel, so that the corrosion resistance is improved, and the service life is prolonged.
The structure of the electric circulation chain plate type feeding conveyor belt and the electric circulation chain plate type discharging conveyor belt is basically the same, and the electric circulation chain plate type feeding conveyor belt is the prior art and generally comprises a motor reducer assembly, a driving roller, a driven roller and a chain plate type circulating conveyor belt; the difference is that in the utility model, the motor reducer assembly of the electric circulation chain plate type feeding conveyor belt adopts a servo motor, and the motor reducer assembly of the electric circulation chain plate type discharging conveyor belt adopts a variable-frequency speed regulating motor.
The electric roller conveying device is in the prior art and generally comprises a motor reducer assembly and a plurality of rollers, wherein the rollers are in transmission connection, and the motor reducer assembly is in transmission connection with one of the rollers.
The working principle of the utility model is as follows: after a workpiece is placed at a feeding station, the workpiece is clamped and positioned by a pre-positioning clamp, the workpiece is conveyed to a pre-heating structure by an electric circulation chain plate type feeding conveyor belt, is heated to a pre-determined temperature and then conveyed to an induction heating structure, is heated to a quenching temperature and then conveyed to the lower part of a spray cooling mechanism for spray cooling, and the rotation of the electric circulation chain plate type feeding conveyor belt is controlled by a servo motor reducer assembly in the whole process, so that the accurate positioning of any position can be realized; after the workpiece comes out of the spray cooling position, the workpiece is conveyed to an electric roller conveying device for transition, the workpiece is conveyed to a tempering heating box type furnace through transition, the rotation period of a chain plate of an electric circulation chain plate type blanking conveying belt is controlled by a variable frequency speed regulating motor according to the process requirement, the passing time of the workpiece in the tempering heating box type furnace is controlled, the whole tempering process is completed, and the whole process is completed after discharging.
Further defined features or further added features may be combined or interchanged at will, within the scope of the utility model as understood and practiced by those skilled in the art.
Claims (9)
1. Engineering machine tool caterpillar link quenching lathe, its characterized in that: the quenching production line and the tempering production line are connected in series and integrated;
The quenching production line comprises a first frame and 2 sets of electric circulation chain plate type feeding conveyor belts, wherein the electric circulation chain plate type feeding conveyor belts are driven by a servo motor reducer assembly, so that accurate positioning of any position can be realized; 2 sets of electric circulation chain plate type feeding conveyor belts are arranged in parallel in the length direction on the first frame, and permanent magnet blocks are arranged on chain plates of the electric circulation chain plate type feeding conveyor belts and are used for adsorbing chain track joints; a first frame corresponding to each set of electric circulation chain plate type feeding conveyor belt is sequentially provided with a feeding station, an induction heating mechanism and a spray cooling mechanism; the bottom of the first rack corresponding to the induction heating mechanism and the spray cooling mechanism is provided with a liquid collecting tank; a first rack at the induction heating mechanism is provided with a positioning clamp for positioning when the caterpillar track section is heated;
The tempering production line comprises a second frame, a plurality of induction heating tempering furnaces and 2 sets of electric circulation chain plate type blanking conveyor belts; the electric circulation chain plate type blanking conveyor belt is driven by a variable-frequency speed-regulating motor reducer assembly; 2 sets of electric circulation chain plate type blanking conveyor belts are arranged in parallel along the length direction on the second frame, and an electric roller conveyor device is arranged on the second frame at the feeding position of the 2 sets of electric circulation chain plate type blanking conveyor belts; the induction heating tempering furnace covers are arranged on the electric circulation chain plate type blanking conveyor belt, the induction heating tempering furnace is fixed on the second frame, the water spray box type unit is arranged behind the tempering inductor box type unit, the discharging spray cooling mechanism is fixed on the second frame, the second frame is correspondingly provided with an integrated box, and a discharging position of the water spray box type unit, which is located on the electric circulation chain plate type blanking conveyor belt, is provided with a discharging hole.
2. The quenching machine tool for caterpillar links of engineering machinery according to claim 1, wherein the induction heating mechanism comprises a support frame, a three-coordinate sliding table, and a three-coordinate sliding table fixed on the support frame, a load heating transformer is installed on the three-coordinate sliding table, and an inductor connecting bracket is arranged on the load heating transformer.
3. The quenching machine tool for caterpillar links of engineering machinery according to claim 1 or 2, wherein a preheating mechanism is further arranged between the feeding station and the induction heating mechanism on the quenching production line.
4. The quenching machine tool for caterpillar links of engineering machinery according to claim 1 or 2, wherein the feeding station is provided with a pre-positioning clamp, and the pre-positioning is clamped by an air cylinder.
5. The quenching machine tool for caterpillar links of engineering machinery according to claim 3, wherein the feeding station is provided with a pre-positioning clamp, and the pre-positioning is clamped by an air cylinder.
6. The quenching machine tool for the caterpillar links of the engineering machinery according to claim 4, wherein the positioning fixture comprises two cylinders and two positioning blocks capable of adjusting the length, the cylinders and the positioning blocks capable of adjusting the length are fixed on the first frame, and the cylinders and the positioning blocks capable of adjusting the length are correspondingly arranged on two sides of the electric circulation chain plate type feeding conveyor belt.
7. The quenching machine tool for the caterpillar links of the engineering machinery according to claim 1, 2 or 5, wherein the positioning fixture comprises two cylinders and two positioning blocks capable of adjusting the length, the cylinders and the positioning blocks capable of adjusting the length are fixed on the first frame, and the cylinders and the positioning blocks capable of adjusting the length are correspondingly arranged on two sides of the electric circulation chain plate type feeding conveyor belt.
8. The quenching machine tool for caterpillar links of engineering machinery according to claim 1, 2 or 6, wherein guide rails are arranged above two sides of the electric circulation plate type blanking conveyor belt on the tempering production line, and are fixed on the second frame through brackets.
9. The quenching machine tool for caterpillar links of engineering machinery according to claim 1, 2 or 6, wherein the first frame and the second frame are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322301765.6U CN220951892U (en) | 2023-08-26 | 2023-08-26 | Quenching machine tool for engineering machinery caterpillar links |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322301765.6U CN220951892U (en) | 2023-08-26 | 2023-08-26 | Quenching machine tool for engineering machinery caterpillar links |
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| Publication Number | Publication Date |
|---|---|
| CN220951892U true CN220951892U (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322301765.6U Active CN220951892U (en) | 2023-08-26 | 2023-08-26 | Quenching machine tool for engineering machinery caterpillar links |
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| Country | Link |
|---|---|
| CN (1) | CN220951892U (en) |
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- 2023-08-26 CN CN202322301765.6U patent/CN220951892U/en active Active
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