CN219907770U - Cylindrical water cooling device for plasma quenching of inner hole of cylinder sleeve - Google Patents
Cylindrical water cooling device for plasma quenching of inner hole of cylinder sleeve Download PDFInfo
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- CN219907770U CN219907770U CN202321168089.3U CN202321168089U CN219907770U CN 219907770 U CN219907770 U CN 219907770U CN 202321168089 U CN202321168089 U CN 202321168089U CN 219907770 U CN219907770 U CN 219907770U
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- water
- cylinder sleeve
- collecting tank
- tank
- nozzle
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 131
- 238000001816 cooling Methods 0.000 title claims abstract description 36
- 238000010791 quenching Methods 0.000 title claims abstract description 36
- 230000000171 quenching effect Effects 0.000 title claims abstract description 36
- 239000000498 cooling water Substances 0.000 claims abstract description 17
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 241000405070 Percophidae Species 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001349 ledeburite Inorganic materials 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of cylinder sleeve quenching, and discloses an excircle water cooling device for cylinder sleeve inner hole plasma quenching, which comprises a nozzle, a water collecting tank, a water receiving tank and a circulating water cooling system; the nozzle is used for spraying cooling water to the outer circle of the cylinder sleeve; the water collection tank is arranged on the periphery of the clamp for clamping the cylinder sleeve in a surrounding mode and used for collecting cooling water; the water receiving tank is arranged on one side of the water collecting tank and is communicated with the water collecting tank; the circulating water cooling system is respectively connected with the water receiving tank and the nozzle, and the water in the water collecting tank is filtered and then sent to the nozzle. According to the utility model, the nozzle and the water collecting tank are arranged on the periphery of the cylinder sleeve clamp of the cylinder sleeve plasma quenching device, so that the cylinder sleeve is sprayed with cooling water to the outer surface of the cylinder sleeve during plasma quenching to rapidly cool the cylinder sleeve, the internal stress generated during quenching is reduced, and the deformation amount of a product is reduced.
Description
Technical Field
The utility model relates to the technical field of cylinder sleeve quenching, in particular to an excircle water cooling device for plasma quenching of an inner hole of a cylinder sleeve.
Background
The cylinder liner is used as a heart component of an internal combustion engine, and is used for bearing high-speed sliding friction of a piston and a piston ring under a high-temperature and high-pressure severe environment. Therefore, the cylinder liner is a vulnerable part of the internal combustion engine, the hardness of the surface of the inner hole of the cylinder liner is improved in order to prolong the service life of the cylinder liner, and the strengthening treatment of the inner hole of the cylinder liner of the internal combustion engine by using a high-energy plasma beam is an important method for improving the strength of the inner hole of the cylinder liner.
The plasma quenching mechanism is that plasma beam is used as heat source to scan the inner surface of cylinder sleeve at very fast speed to reach the austenitic temperature, and the heat source is separated fast to conduct heat to the inner depth of cylinder sleeve, so that the heated cylinder sleeve surface layer is cooled fast, the metallographic structure of cylinder sleeve surface layer is converted from austenite to ledeburite and hidden needle martensite hardening structure, and the hardness and wear resistance of cylinder sleeve inner surface layer are raised greatly.
However, the existing plasma quenching equipment mainly relies on heat conduction of the cylinder to cool rapidly without any intervention of cooling medium, so the following problems exist:
because of the high temperature of quenching, internal stress is generated inside the cylinder sleeve, and for a dry cylinder sleeve (namely a thin-wall cylinder sleeve), the internal stress generated by the high temperature easily causes the deformation of the cylinder sleeve, and the large deformation amount can possibly lead to scrapping of products.
Disclosure of Invention
The utility model aims to solve the technical problems existing in the prior art. Therefore, the utility model provides the excircle water cooling device for plasma quenching of the inner hole of the cylinder sleeve, which sprays cooling water to the excircle surface of the cylinder sleeve during quenching so as to reduce the surface temperature, reduce the internal stress and reduce the deformation of products.
The technical scheme adopted for solving the technical problems is as follows:
the excircle water cooling device for plasma quenching of the inner hole of the cylinder sleeve comprises a nozzle, a water collecting tank, a water receiving tank and a circulating water cooling system; the nozzle is used for spraying cooling water to the outer circle of the cylinder sleeve; the water collection tank is arranged on the periphery of the clamp for clamping the cylinder sleeve in a surrounding mode and used for collecting cooling water; the water receiving tank is arranged on one side of the water collecting tank and is communicated with the water collecting tank; the circulating water cooling system is respectively connected with the water receiving tank and the nozzle, and the water in the water collecting tank is filtered and then sent to the nozzle.
In a preferred embodiment of the utility model, the nozzle is mounted on a universal bend.
In a preferred embodiment of the utility model, the water collection tank is an open structure surrounded by a bottom plate, a back plate, side plates at two sides and a front sliding door.
In a preferred embodiment of the utility model, angle steel supports are arranged at four corners in the water collecting tank, a left side plate of the water collecting tank is provided with a yielding hole for the sliding door to pass through, and a limit baffle is arranged at the outer side of the sliding door at the bottom of the front surface of the water collecting tank.
In a preferred embodiment of the utility model, a water diversion groove communicated with the water collection tank is further arranged at the bottom of the left side of the water collection tank, and the front surface of the water diversion groove is aligned with the limit baffle, so that the sliding door can enter the water diversion groove after being opened leftwards.
In a preferred embodiment of the present utility model, the circulating water cooling system includes a water pump, a cooling tower, a cold water tank, a water filtering pump, a filter and a water supply pump connected in sequence, wherein the water pump is connected with the water receiving tank, and the water supply pump is connected with the nozzle.
In a preferred embodiment of the utility model, a rotating shaft is arranged at the bottom of the clamp, a sleeve is arranged in the water collecting tank, the rotating shaft is rotatably connected with the sleeve through a bearing, and the rotating shaft of the clamp is connected with a motor through a synchronous belt.
In a preferred embodiment of the utility model, the bottom of the header tank is mounted on a bracket.
In a preferred embodiment of the present utility model, a plasma arc torch located above the fixture is driven to reciprocate up and down by a linear reciprocating mechanism.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the nozzle and the water collecting tank are arranged on the periphery of the cylinder sleeve clamp of the cylinder sleeve plasma quenching device, so that the cylinder sleeve is sprayed with cooling water to the outer surface of the cylinder sleeve during plasma quenching to rapidly cool the cylinder sleeve, the internal stress generated during quenching is reduced, and the deformation amount of a product is reduced; the water collection tank can collect cooling water, so that the cooling water is conveniently sent to the circulating water cooling system for recycling, and the utilization rate of water resources is improved;
2. the water cooling device is applied to the clamp with the rotation function, so that spraying water can be uniformly sprayed on the outer surface of the cylinder sleeve, and the problem of nonuniform internal stress distribution of the cylinder sleeve is solved; because the clamp has a rotation function, the plasma arc spray gun only needs to reciprocate up and down, and quenching equipment is simplified.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a mounting structure diagram of an excircle water cooling device for plasma quenching of an inner hole of a cylinder sleeve, which is provided by the utility model;
FIG. 2 is a top view of the header tank of FIG. 1 in a closed position of a sliding door;
FIG. 3 is a top view of the header tank of FIG. 1 in an open position of a sliding door;
FIG. 4 is a schematic diagram of the circulating water cooling system provided by the utility model;
fig. 5 is a mounting structure diagram of a plasma arc torch of a cylinder liner plasma quenching apparatus provided by the present utility model.
Detailed Description
The following description of the embodiments of the present utility model 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 embodiments of the utility model. 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.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, this embodiment provides an external water cooling device for plasma quenching in an inner hole of a cylinder liner, which comprises a nozzle 1, a water collecting tank 2, a water receiving tank 3 and a circulating water cooling system 4, and specifically comprises the following steps:
the nozzle 1 is used for spraying cooling water to the outer circle of the cylinder sleeve 300, and is preferably a duckbill nozzle which is arranged on the universal bent pipe 5, so that the position of the nozzle can be adjusted at will; the water collection tank 2 is arranged around the periphery of the clamp 200 for clamping the cylinder sleeve in a surrounding manner and is used for collecting cooling water and preventing the cooling water from being spilled outwards; the water receiving tank 3 is arranged at one side of the water collecting tank 2, is communicated with the water collecting tank 2 and is used for receiving cooling water flowing out of the water collecting tank; the circulating water cooling system 4 is respectively connected with the water receiving tank 3 and the nozzle 1, and filters the water cooling in the water collecting tank and then sends the filtered water cooling to the nozzle.
According to the embodiment, the nozzle and the water collecting tank are arranged on the periphery of the cylinder sleeve clamp of the cylinder sleeve plasma quenching device, so that the cylinder sleeve is sprayed with cooling water to the outer surface of the cylinder sleeve during plasma quenching to rapidly cool the cylinder sleeve, internal stress generated during quenching is reduced, and the deformation amount of a product is reduced; the setting of header tank can collect the cooling water, is convenient for send it to circulating water cooling system and to its retrieval and utilization, improves the utilization ratio of water resource.
Further, in this embodiment, a rotating shaft is disposed at the bottom of the fixture 200, in this embodiment, a three-jaw chuck or a four-jaw chuck may be used for the fixture, the bottom of the water collection tank 2 is mounted on the support 6, a sleeve 2.0 is disposed in the water collection tank 2, the rotating shaft is rotatably connected with the sleeve 2.0 through a bearing, and the rotating shaft of the fixture 200 is connected with the motor 7 through a synchronous belt, so that the motor drives the fixture to rotate at a uniform speed, and spraying water can be uniformly sprayed on the outer surface of the cylinder liner in the quenching process, thereby solving the problem of uneven internal stress distribution of the cylinder liner.
Since the clamp has a swivel function, the plasma arc torch 100 only needs to reciprocate up and down. The plasma arc torch 100 above the fixture 200 can be driven to reciprocate up and down by the linear reciprocating mechanism 8, as shown in fig. 5. Specifically, the plasma arc spray gun 100 is mounted on a linear guide rail 9 which is arranged, the linear reciprocating mechanism 8 comprises a driving motor 8.1, a driving sprocket 8.2 and a driven sprocket 8.3 which are connected with the driving motor, and a transmission chain 8.4 which is connected with the driving sprocket 8.2 and the driven sprocket 8.3, and the transmission chain 8.4 is fixedly connected with the plasma arc spray gun 100.
Preferably, as shown in fig. 2 and fig. 3, the water collection tank 2 in this embodiment is an open structure surrounded by a bottom plate 2.1, a back plate 2.2, side plates 2.3 on both sides and a front sliding door 2.4, and the open structure does not affect the installation of the cylinder liner and does not interfere with the quenching process.
Preferably, as shown in fig. 2 and fig. 3, angle steel supports 2.5 are arranged at four corners in the water collecting tank 2, so that the structural strength of the water collecting tank is increased, a yielding hole (not shown in the figure) for the sliding door 2.4 to pass through is formed in a side plate at the left side of the water collecting tank 2, a limit baffle 2.6 is arranged at the outer side of the sliding door 2.4 at the front bottom of the water collecting tank 2, and the limit baffle 2.6 has a guiding function, so that the sliding door can only move left and right.
Preferably, as shown in fig. 2 and fig. 3, a water diversion groove 2.7 communicated with the water collection tank 2 is further formed in the bottom of the left side of the water collection tank 2, and the front surface of the water diversion groove 2.7 is aligned with the limit baffle 2.6, so that the sliding door can enter the water diversion groove after being opened leftwards.
Preferably, as shown in fig. 4, the circulating water cooling system 4 includes a water suction pump 4.1, a cooling tower 4.2, a cold water tank 4.3, a water filtering pump 4.4, a filter 4.5 and a water supply pump 4.6 which are sequentially connected, wherein the water suction pump 4.1 is connected with the water receiving tank 3, and the water supply pump 4.6 is connected with the nozzle 1.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.
Claims (9)
1. The utility model provides a cylinder jacket hole excircle water cooling plant for plasma quenching which characterized in that includes:
the nozzle is used for spraying cooling water to the outer circle of the cylinder sleeve;
the water collecting tank is arranged around the periphery of the clamp for clamping the cylinder sleeve in a surrounding manner and is used for collecting cooling water;
the water receiving tank is arranged on one side of the water collecting tank and communicated with the water collecting tank;
and the circulating water cooling system is respectively connected with the water receiving tank and the nozzle and is used for filtering water in the water collecting tank and then sending the filtered water to the nozzle.
2. The cylindrical water cooling device for plasma quenching of an inner hole of a cylinder liner according to claim 1, wherein the nozzle is mounted on a universal curved pipe.
3. The cylindrical water cooling device for plasma quenching of an inner hole of a cylinder liner according to claim 1, wherein the water collecting tank is an open structure formed by a bottom plate, a back plate, side plates on two sides and a sliding door on the front surface.
4. The cylindrical water cooling device for plasma quenching of an inner hole of a cylinder sleeve according to claim 3, wherein angle steel supports are arranged at four corners in the water collecting tank, a yielding hole for the sliding door to pass through is formed in a side plate on the left side of the water collecting tank, and a limit baffle is arranged at the outer side of the sliding door at the bottom of the front of the water collecting tank.
5. The cylindrical water cooling device for plasma quenching of an inner hole of a cylinder sleeve according to claim 4, wherein a water diversion groove communicated with the water collection tank is further arranged at the bottom of the left side of the water collection tank, and the front surface of the water diversion groove is aligned with the limit baffle, so that a sliding door can enter the water diversion groove after being opened leftwards.
6. The cylindrical water cooling device for plasma quenching of an inner hole of a cylinder liner according to claim 1, wherein the circulating water cooling system comprises a water suction pump, a water cooling tower, a cold water tank, a water filtering pump, a filter and a water supply pump which are sequentially connected, the water suction pump is connected with the water receiving tank, and the water supply pump is connected with the nozzle.
7. The cylindrical water cooling device for plasma quenching of an inner hole of a cylinder sleeve according to claim 1, wherein a rotating shaft is arranged at the bottom of the clamp, a sleeve is arranged in the water collecting tank, the rotating shaft is rotatably connected with the sleeve through a bearing, and the rotating shaft of the clamp is connected with a motor through a synchronous belt.
8. The cylindrical water cooling device for plasma quenching of the inner hole of the cylinder liner according to claim 7, wherein the bottom of the water collecting tank is mounted on a bracket.
9. The cylindrical water cooling device for plasma quenching of an inner hole of a cylinder liner according to claim 7, wherein a plasma arc spray gun positioned above the clamp is driven to reciprocate up and down by a linear reciprocating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321168089.3U CN219907770U (en) | 2023-05-16 | 2023-05-16 | Cylindrical water cooling device for plasma quenching of inner hole of cylinder sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321168089.3U CN219907770U (en) | 2023-05-16 | 2023-05-16 | Cylindrical water cooling device for plasma quenching of inner hole of cylinder sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219907770U true CN219907770U (en) | 2023-10-27 |
Family
ID=88427978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321168089.3U Active CN219907770U (en) | 2023-05-16 | 2023-05-16 | Cylindrical water cooling device for plasma quenching of inner hole of cylinder sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219907770U (en) |
-
2023
- 2023-05-16 CN CN202321168089.3U patent/CN219907770U/en active Active
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