CN208804209U - A kind of oil cooling unit for shaft transmission - Google Patents
A kind of oil cooling unit for shaft transmission Download PDFInfo
- Publication number
- CN208804209U CN208804209U CN201821467163.0U CN201821467163U CN208804209U CN 208804209 U CN208804209 U CN 208804209U CN 201821467163 U CN201821467163 U CN 201821467163U CN 208804209 U CN208804209 U CN 208804209U
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- oil
- heat exchange
- pipeline
- input terminal
- refrigeration system
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Abstract
The technical issues of the utility model provides a kind of oil cooling unit for shaft transmission, and the refrigeration system that can solve existing cooler is unstable, and refrigerating capacity reduces.A kind of oil cooling unit for shaft transmission, it includes fuel tank, heat-exchanging loop and refrigeration system, heat-exchanging loop includes two heat exchange output branches connecting respectively with the cooling oil input terminal of main shaft, gearbox, two heat exchange reflux branches connecting respectively with the cooling oil output end of main shaft, gearbox, it is characterised in that: the cooling oil access and fuel tank of the evaporator of refrigeration system are sequentially communicated after the input terminal of two heat exchange output branches is in parallel.The cooling oil of the utility model is that evaporator is introduced under the conveying of oil feed pump, guarantees that the cooling oil stream amount for passing through evaporator is constant, and then can guarantee that refrigeration system works normally.
Description
Technical field
The utility model relates to cooling equipment technical fields, and in particular to a kind of oil cooling unit for shaft transmission.
Background technique
The main shaft and gearbox of lathe generally share a cooler, which includes fuel tank, heat-exchanging loop and refrigeration
System, cooling oil are supplied respectively to main shaft and gearbox, main shaft by two heat exchange output branches of heat-exchanging loop after fuel tank exports
It is back to fuel tank by two heat exchange reflux branches with the cooling oil after absorbing heat, heating up in gearbox, refrigeration system is used for reflux
Cooling oil in branch after heating is cooled down.We have found that the refrigeration system of the cooler of the structure is unstable, refrigerating capacity
It reduces.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of oil cooling unit for shaft transmission, can solve existing
Have the refrigeration system of cooler unstable, refrigerating capacity reduce the technical issues of.
Its technical solution is a kind of such, oil cooling unit for shaft transmission comprising fuel tank, heat-exchanging loop and
Refrigeration system, the heat-exchanging loop include two heat exchange connecting respectively with the cooling oil input terminal of main shaft, gearbox output branch
Road, two heat exchange reflux branches being connect respectively with the cooling oil output end of main shaft, gearbox, it is characterised in that: described in two
The cooling oil access and the fuel tank of the evaporator of the refrigeration system are sequentially communicated after the input terminal of heat exchange output branch is in parallel.
Further, connection heat exchange delivery trunk, the heat exchange after the input terminal of two heat exchange output branches is in parallel
Delivery trunk is sequentially communicated the cooling oil access and the fuel tank of the evaporator of the refrigeration system, the heat exchange delivery trunk with
The pipeline of the input terminal connection of cooling oil access is equipped with the output end of inlet oil temperature probe and oil feed pump, itself and cooling oil access
The pipeline of connection is equipped with oil outlet temperature probe, is equipped with regulating valve on the heat exchange output branch pipe, what is connect with gearbox changes
Heat reflux branch is equipped with pumpback oil pump.
Further, the refrigeration system include by the sequentially connected compressor of pipeline, condenser, device for drying and filtering,
Electric expansion valve and evaporator, the pipeline of the output end of the compressor are equipped with delivery temperature probe, high pressure votage control switch, institute
The pipeline for stating the input terminal of compressor is equipped with low pressure votage control switch and gas-liquid separator, the output end of the electric expansion valve
Pipeline is equipped with electric expansion valve outlet temperature probe.
Further, the pipeline of the pipeline of the input terminal of the condenser and the electric expansion valve output end passes through bypass
Branch is connected to, and is equipped with device for drying and filtering and electronic bypass valve on the bypass branch.
The utility model will be by that will be sequentially communicated the refrigeration system after the input terminal parallel connection of two heat exchange output branches
The cooling oil access and the fuel tank of the evaporator of system, i.e. cooling oil are that evaporator is introduced under the conveying of oil feed pump, are guaranteed
It is constant by the cooling oil stream amount of evaporator, and then can guarantee that refrigeration system works normally.
Detailed description of the invention
Fig. 1 is the systematic schematic diagram of the utility model.
Specific embodiment
As shown in Figure 1, a kind of oil cooling unit for shaft transmission, A is main shaft in figure, B is gearbox comprising oil
Case 1, heat-exchanging loop and refrigeration system, heat-exchanging loop include the first heat exchange output branch connecting with the cooling oil input terminal of main shaft
What 2A, second connect with the cooling oil input terminal of gearbox exchanged heat and export branch 2B, connect with the cooling oil output end of main shaft
First heat exchange reflux branch 3A, the second heat exchange reflux branch 3B connecting with the cooling oil output end of gearbox, the first heat exchange are defeated
Out branch 2A, the second heat exchange output branch 2B input terminal it is in parallel after be sequentially communicated refrigeration system evaporator 13 cooling oil it is logical
Road and fuel tank 1, specifically, connecting heat exchange after the input terminal of the first heat exchange output branch 2A, the second heat exchange output branch 2B are in parallel
Delivery trunk 4, heat exchange delivery trunk 4 are sequentially communicated the cooling oil access and fuel tank 1 of the evaporator 13 of refrigeration system, heat exchange output
The pipeline that general pipeline 4 is connect with the input terminal of cooling oil access is equipped with that inlet oil temperature probe 19 and oil feed pump 6, it is logical with cooling oil
The pipeline of the output end connection on road is equipped with oil outlet temperature probe 20, and the first heat exchange output branch 2A is equipped with the first regulating valve
5A, the second heat exchange output branch 2B are equipped with the second regulating valve 5B, the second heat exchange reflux branch 3B installation connecting with gearbox
There is pumpback oil pump 7.Main shaft and gearbox are branched to after cooling oil is cooled, two heat exchange output branches, which have, adjusts valve regulation two
The flow on side accumulates in speed change into the cooling oil after gearbox heat absorption into the cold oil return after main shaft heat absorption to fuel tank
In case, since gearbox is an open architecture, communicated with atmosphere, so fuel tank is drawn back by pumpback oil pump, hence into next
A circulation.
Refrigeration system includes passing through the sequentially connected compressor 8 of pipeline, condenser 9, the first device for drying and filtering 10A, electronics
Expansion valve 11A and evaporator 13, the pipeline of the output end of compressor 8 are equipped with delivery temperature probe 14, high pressure votage control switch 15,
The pipeline of the input terminal of compressor 8 is equipped with low pressure votage control switch 16 and gas-liquid separator 17, the output end of electric expansion valve 11A
Pipeline be equipped with electric expansion valve outlet temperature probe 18；The pipeline and electric expansion valve 11A of the input terminal of condenser 9 export
The pipeline at end is connected to by bypass branch 12, and the second device for drying and filtering 10B and electronic bypass valve 11B are equipped on bypass branch.
Refrigeration system uses electronic expansion valve controls, uses electric expansion valve hot-gas bypass mode on bypass branch, can effectively improve
Control precision.
Claims (4)
1. a kind of oil cooling unit for shaft transmission comprising fuel tank, heat-exchanging loop and refrigeration system, the heat-exchanging loop
Including two heat exchange being connect respectively with the cooling oil input terminal of main shaft, gearbox output branches, two respectively with main shaft, speed change
The heat exchange reflux branch of the cooling oil output end connection of case, it is characterised in that: the input terminal of two heat exchange output branches is simultaneously
The cooling oil access and the fuel tank of the evaporator of the refrigeration system are sequentially communicated after connection.
2. a kind of oil cooling unit for shaft transmission according to claim 1, it is characterised in that: two heat exchange
Heat exchange delivery trunk is connected after exporting the input terminal parallel connection of branch, the heat exchange delivery trunk is sequentially communicated the refrigeration system
The cooling oil access and the fuel tank of evaporator, the pipeline peace that the heat exchange delivery trunk is connect with the input terminal of cooling oil access
Oil outlet temperature probe is installed equipped with inlet oil temperature probe and oil feed pump, its pipeline connecting with the output end of cooling oil access,
Regulating valve is installed on the heat exchange output branch pipe, the heat exchange reflux branch connecting with gearbox is equipped with pumpback oil pump.
3. a kind of oil cooling unit for shaft transmission according to claim 2, it is characterised in that: the refrigeration system
Including passing through the sequentially connected compressor of pipeline, condenser, device for drying and filtering, electric expansion valve and evaporator, the compressor
The pipeline of output end delivery temperature probe, high pressure votage control switch are installed, the pipeline of the input terminal of the compressor is equipped with
Low pressure votage control switch and gas-liquid separator, the pipeline of the output end of the electric expansion valve are equipped with electric expansion valve outlet temperature
Probe.
4. a kind of oil cooling unit for shaft transmission according to claim 3, it is characterised in that: the condenser
The pipeline of input terminal is connected to the pipeline of the output end of the electric expansion valve by bypass branch, is installed on the bypass branch
There are device for drying and filtering and electronic bypass valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821467163.0U CN208804209U (en) | 2018-09-09 | 2018-09-09 | A kind of oil cooling unit for shaft transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821467163.0U CN208804209U (en) | 2018-09-09 | 2018-09-09 | A kind of oil cooling unit for shaft transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208804209U true CN208804209U (en) | 2019-04-30 |
Family
ID=66237751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821467163.0U Active CN208804209U (en) | 2018-09-09 | 2018-09-09 | A kind of oil cooling unit for shaft transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208804209U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329112A (en) * | 2019-08-19 | 2019-10-15 | 厦门金龙联合汽车工业有限公司 | A kind of automobile integrated thermal management system |
| CN110329113A (en) * | 2019-08-19 | 2019-10-15 | 厦门金龙联合汽车工业有限公司 | A kind of control method of automobile integrated thermal management system |
| CN110682156A (en) * | 2019-09-18 | 2020-01-14 | 珠海格力电器股份有限公司 | Main shaft oil cooling system, main shaft oil temperature control method and machine tool cooling machine system |
-
2018
- 2018-09-09 CN CN201821467163.0U patent/CN208804209U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329112A (en) * | 2019-08-19 | 2019-10-15 | 厦门金龙联合汽车工业有限公司 | A kind of automobile integrated thermal management system |
| CN110329113A (en) * | 2019-08-19 | 2019-10-15 | 厦门金龙联合汽车工业有限公司 | A kind of control method of automobile integrated thermal management system |
| CN110329112B (en) * | 2019-08-19 | 2024-01-30 | 厦门金龙联合汽车工业有限公司 | Comprehensive thermal management system for automobile |
| CN110682156A (en) * | 2019-09-18 | 2020-01-14 | 珠海格力电器股份有限公司 | Main shaft oil cooling system, main shaft oil temperature control method and machine tool cooling machine system |
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