CN110426156B - Disc type engine oil cooler air tightness universal test bed - Google Patents
Disc type engine oil cooler air tightness universal test bed Download PDFInfo
- Publication number
- CN110426156B CN110426156B CN201910839523.8A CN201910839523A CN110426156B CN 110426156 B CN110426156 B CN 110426156B CN 201910839523 A CN201910839523 A CN 201910839523A CN 110426156 B CN110426156 B CN 110426156B
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- Prior art keywords
- oil cooler
- disc
- engine oil
- universal
- type engine
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- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 239000010705 motor oil Substances 0.000 title claims description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 230000008878 coupling Effects 0.000 claims abstract description 16
- 238000010168 coupling process Methods 0.000 claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 claims abstract description 16
- 239000003921 oil Substances 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to a universal test bed for air tightness of a disc type oil cooler, which belongs to the field of automatic machinery, structurally comprises a workbench, a horizontal clamping device, a vertical clamping device and a flexible transmission device, has novel structure and clear operation principle, compared with the existing oil cooler test device, the universal test bed can fix the disc type oil cooler on the workbench, drives a gear through a driving motor, drives a universal coupling to rotate for 360 degrees, and can adjust the length of the universal coupling at any time.
Description
Technical Field
The invention belongs to the field of automatic machinery, relates to an oil cooler air tightness test device, and particularly relates to a universal test bed for disc type oil cooler air tightness.
Background
At present, most of test tables for testing the air tightness of the multi-type oil cooler are designed only according to one shape by manually adjusting an air supply device according to the shape of an air inlet and an air outlet of the disc-type oil cooler, and the test tables with different shapes can not be manufactured according to the air inlet and the air outlet with different shapes for other multi-type air inlets and air outlets on the same test table, so that the test cost is obviously increased, the flexibility is low, the efficiency is not obvious, and the test table is always a difficult problem of the air tightness test of the multi-type disc-type oil cooler.
Disclosure of Invention
The invention aims to solve the problems that the conventional multi-model disc type oil cooler air tightness test bed cannot detect the air tightness of the multi-model oil cooler at the same time, has low working efficiency, poor flexibility and the like, and provides a disc type oil cooler air tightness universal test bed which performs multi-degree-of-freedom rotation according to the air inlet and the air outlet of the disc type oil cooler in different shapes and different angles, is locked with the air inlet and the air outlet of the disc type oil cooler through a plug to supply and exhaust air, has high flexibility and good universality, and can meet the requirements of multi-model disc type oil cooler air tightness tests.
The technical scheme of the invention is as follows: a disc type engine oil cooler air tightness universal test bed comprises a workbench and a disc type engine oil cooler; the method is characterized in that: the center of workstation is equipped with the spout, be equipped with horizontal clamping device in the spout, horizontal clamping device's the outside is equipped with perpendicular clamping device, disc oil cooler is pressed from both sides tightly to be fixed in horizontal clamping device and perpendicular clamping device, the outside of workstation is equipped with flexible transmission, flexible transmission comprises driving motor, two engaged with gears, universal joint and end cap connection, be equipped with the transmission shaft in the gear, the one end of transmission shaft is connected with driving motor's rotor, be equipped with a plurality of universal joint that are connected on the other end of transmission shaft, the end cap connection is installed at universal joint's end, the end cap is connected with air inlet, the gas outlet on the disc oil cooler respectively.
The horizontal clamping device is composed of two clamping blocks capable of moving on the workbench, the outer sides of the clamping blocks are provided with sliding rods, the sliding rods slide in sliding grooves on the workbench, the sliding rods are fixed with the workbench through bolts, and the sliding rods drive the clamping blocks to fix the disc-type engine oil cooler in the horizontal direction.
The inner side of the clamping block is provided with an arc-shaped surface for preventing the disc-type oil cooler from moving in the horizontal direction.
The vertical clamping device is composed of a fixing rod, a screw rod and an adjusting nut, wherein the fixing rod is fixed on the side of the workbench, the screw rod is fixedly arranged at the bottom of the fixing rod, the adjusting nut is screwed with the screw rod, and the disc type oil cooler is fixed in the vertical direction by rotating the adjusting nut.
The universal coupling is connected with the universal coupling through a spline, and meanwhile, the length of flexible transmission is adjusted through the spline.
A fixed seat is arranged between the horizontal clamping device and the flexible transmission device and is used for forming positioning support for the plug during air supply.
The gears are two cylindrical bevel gears meshed with each other, and self-locking of the universal coupling is achieved through the bevel gears.
The flexible transmission device is divided into a left path and a right path, one path is connected by a driving gear in a control way, and the tail end of the flexible transmission device is connected with an air outlet of the disc-type engine oil cooler; the other route is connected by the driven gear control, and the tail end of the driven gear is connected with the air inlet of the disc type engine oil cooler.
The beneficial effects of the invention are as follows: compared with the existing oil cooler test device, the disc type oil cooler air tightness universal test bed provided by the invention can be used for fixing a plurality of types of disc type oil coolers on the workbench, and the universal coupler can be driven to rotate for 360 degrees by driving a motor to drive the gear, so that the spline can be used for detecting the air tightness of the disc type oil coolers, the device is simple, the universality is strong, the detection efficiency and the accuracy are greatly improved, and the economic benefit is obvious.
Drawings
FIG. 1 is a schematic view of the structure of the ports on both sides of a disc-type oil cooler in the present invention.
Fig. 2 is a schematic structural view of an L-shaped air outlet on the left side of a disc-type oil cooler in the present invention.
Fig. 3 is a schematic view of the structure of the left L-shaped inclined air outlet of the disc-type oil cooler in the invention.
In the figure: the device comprises a workbench 1, a disc-type oil cooler 2, an air inlet 3, a plug 4, a spline 5, a universal coupler 6, a gear transmission mechanism 7, a driving motor 8, a fixed seat 9, an air outlet 10, a horizontal clamping device 11 and a vertical clamping device 12.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
As shown in figures 1-3, the disc-type oil cooler air tightness universal test bed comprises a workbench 1 and a disc-type oil cooler 2, wherein a chute is arranged in the center of the workbench 1, a horizontal clamping device 11 is arranged in the chute, a vertical clamping device 12 is arranged on the outer side of the horizontal clamping device 11, the disc-type oil cooler 2 is clamped and fixed in the horizontal clamping device 11 and the vertical clamping device 12, a flexible transmission device is arranged on the outer side of the workbench 1 and is formed by connecting a driving motor 8, a gear transmission mechanism 7, a universal coupler 6 and a plug 4, a transmission shaft is arranged in the gear transmission mechanism 7, one end of the transmission shaft is connected with a rotor of the driving motor 8, a plurality of connected universal couplers 6 are arranged at the other end of the transmission shaft, the plug 4 is connected and installed at the tail end of the universal coupler 6, and the plug 4 is respectively connected with an air inlet 3 and an air outlet 10 on the disc-type oil cooler 2.
As shown in fig. 1-3, a disc-type oil cooler air tightness universal test bed is provided, a horizontal clamping device 11 consists of two clamping blocks capable of moving on a workbench 1, a sliding rod is arranged on the outer side of each clamping block, the sliding rod slides in a sliding groove on the workbench 1, the sliding rod is fixed with the workbench 1 through bolts, and the clamping blocks are driven by the sliding rod to fix the disc-type oil cooler 2 in the horizontal direction; the inner side of the clamping block is provided with an arc-shaped surface for preventing the disc-type oil cooler 2 from moving in the horizontal direction; the vertical clamping device 12 consists of a fixed rod, a screw and an adjusting nut, wherein the fixed rod is fixed on the edge of the workbench 1 in an L shape, the screw is fixedly arranged at the bottom of the fixed rod, the adjusting nut is screwed with the screw, and the disc-type oil cooler 2 is fixed in the vertical direction by rotating the adjusting nut; the universal coupling 6 is connected with the universal coupling 6 through a spline 5, and meanwhile, the length of flexible transmission is adjusted through the spline 5; a fixed seat 9 is arranged between the horizontal clamping device 11 and the flexible transmission device and is used for forming positioning support for the plug 4 during air supply; the gear transmission mechanism 7 is two cylindrical bevel gears meshed with each other, and the self-locking of the universal coupling 6 is realized through the bevel gears; the flexible transmission device is divided into a left path and a right path, one path is connected by a driving gear in a control way, and the tail end of the flexible transmission device is connected with an air outlet 10 of the disc-type oil cooler 2; the other route is connected by a driven gear control, and the tail end of the driven gear control is connected with the air inlet 3 of the disc-type engine oil cooler 2.
As shown in fig. 1-3, the working principle of the disc type oil cooler air tightness universal test bed is as follows: after the disc-type oil cooler 2 with different specifications is arranged on the workbench 1 and fixed by the horizontal clamping device 11 and the vertical clamping device 12, the driving motor 8 rotates to drive the gear transmission mechanism 7, the driving gear and the driven gear respectively drive the two paths of universal couplings 6 to transmit, and as the two adjacent universal couplings 2 are connected by the spline 5, the flexible transmission length can be conveniently adjusted by stretching and rotating, meanwhile, the universal couplings 2 can lock the air inlet 3 and the air outlet 10 of the disc-type oil cooler 2 with different types according to the rotating characteristic of multiple degrees of freedom, the internal threads on the plug 4 are locked with the external threads of the air inlet 3 and the air outlet 10, one side is provided with air supply, and the other side is provided with air exhaust, so that the air tightness test purpose is achieved.
Claims (8)
1. A disc type oil cooler air tightness universal test bed comprises a workbench (1) and a disc type oil cooler (2); the method is characterized in that: the center of workstation (1) is equipped with the spout, be equipped with horizontal clamping device (11) in the spout, the outside of horizontal clamping device (11) is equipped with perpendicular clamping device (12), disc oil cooler (2) are pressed from both sides tightly and are fixed in horizontal clamping device (11) and perpendicular clamping device (12), the outside of workstation (1) is equipped with flexible transmission, flexible transmission comprises driving motor (8), gear drive (7), universal shaft coupling (6) and end cap (4) connection, be equipped with the transmission shaft in gear drive (7), the one end of transmission shaft is connected with driving motor's (8) rotor, be equipped with universal shaft coupling (6) that a plurality of are connected on the other end of transmission shaft, end cap (4) are connected and are installed at universal shaft coupling (6) terminal, end cap (4) are connected with air inlet (3) on disc oil cooler (2) respectively, gas outlet (10).
2. The disc-type engine oil cooler air tightness universal test stand according to claim 1, wherein: the horizontal clamping device (11) is composed of two clamping blocks capable of moving on the workbench (1), a sliding rod is arranged on the outer side of each clamping block and slides in a sliding groove on the workbench (1), the sliding rod is fixed with the workbench (1) through bolts, and the sliding rod drives the clamping blocks to fix the disc-type engine oil cooler (2) in the horizontal direction.
3. The disc-type oil cooler air tightness universal test stand as claimed in claim 2, wherein: the inner side of the clamping block is provided with an arc-shaped surface for preventing the disc-type oil cooler (2) from moving in the horizontal direction.
4. The disc-type engine oil cooler air tightness universal test stand according to claim 1, wherein: the vertical clamping device (12) is composed of a fixing rod, a screw rod and an adjusting nut, wherein the fixing rod is fixed on the edge of the workbench (1), the screw rod is fixedly arranged at the bottom of the fixing rod, the adjusting nut is screwed with the screw rod, and the disc type engine oil cooler (2) is fixed in the vertical direction by rotating the adjusting nut.
5. The disc-type engine oil cooler air tightness universal test stand according to claim 1, wherein: the universal coupling (6) is connected with the universal coupling (6) through a spline (5), and meanwhile the length of flexible transmission is adjusted through the spline (5).
6. The disc-type engine oil cooler air tightness universal test stand according to claim 1, wherein: a fixed seat (9) is arranged between the horizontal clamping device (11) and the flexible transmission device and is used for forming positioning support for the plug (4) during air supply.
7. The disc-type engine oil cooler air tightness universal test stand according to claim 1, wherein: the gear transmission mechanism (7) is composed of two cylindrical bevel gears meshed with each other, and the self-locking of the universal coupler (6) is realized through the meshing characteristic of the bevel gears.
8. The disc-type engine oil cooler air tightness universal test stand according to claim 1, wherein: the flexible transmission device is divided into a left path and a right path, one path is connected by a driving gear in a control way, and the tail end of the flexible transmission device is connected with an air outlet (10) of the disc-type engine oil cooler (2); the other route is connected by the driven gear control, and the tail end of the driven gear is connected with an air inlet (3) of the disc-type engine oil cooler (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910839523.8A CN110426156B (en) | 2019-09-06 | 2019-09-06 | Disc type engine oil cooler air tightness universal test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910839523.8A CN110426156B (en) | 2019-09-06 | 2019-09-06 | Disc type engine oil cooler air tightness universal test bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110426156A CN110426156A (en) | 2019-11-08 |
| CN110426156B true CN110426156B (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910839523.8A Active CN110426156B (en) | 2019-09-06 | 2019-09-06 | Disc type engine oil cooler air tightness universal test bed |
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| Country | Link |
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| CN (1) | CN110426156B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607341A (en) * | 2021-08-31 | 2021-11-05 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Liquid cooling module airtightness detection auxiliary clamping device |
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| CN206544000U (en) * | 2017-02-08 | 2017-10-10 | 四川省东泰机械制造有限公司 | A kind of twin shaft bolt screwing machine |
| CN107436211A (en) * | 2017-07-28 | 2017-12-05 | 湖北三江航天红峰控制有限公司 | A kind of air-tightness detection device and detection method suitable for straight-through stop valve |
| CN107449555A (en) * | 2017-08-15 | 2017-12-08 | 江苏和平动力机械有限公司 | Oil cooler part air tightness detection equipment |
| WO2018040303A1 (en) * | 2016-08-30 | 2018-03-08 | 苏州富强科技有限公司 | Rotary airtightness detection device |
| CN207915354U (en) * | 2017-12-28 | 2018-09-28 | 常州市常力锅炉制造安装有限公司 | The device that bolt is tightened and dismantled |
| CN109655345A (en) * | 2017-10-12 | 2019-04-19 | 宁波金田消防器材有限公司 | A kind of fire product verifying attachment |
| CN110006606A (en) * | 2019-03-01 | 2019-07-12 | 南京涵铭置智能科技有限公司 | A kind of pipeline air-tightness automatic detection test bed and its working method |
| CN210293552U (en) * | 2019-09-06 | 2020-04-10 | 扬州大学 | Disc type oil cooler air tightness universal test stand |
-
2019
- 2019-09-06 CN CN201910839523.8A patent/CN110426156B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203785881U (en) * | 2014-03-28 | 2014-08-20 | 章荣生 | Ball valve test machine |
| CN203936614U (en) * | 2014-06-10 | 2014-11-12 | 安徽吉斯通自动化装备有限公司 | A kind ofly tighten manual pitch-changing mechanism |
| CN205981586U (en) * | 2016-08-23 | 2017-02-22 | 无锡应步科技有限公司 | Gearbox leakage tester |
| WO2018040303A1 (en) * | 2016-08-30 | 2018-03-08 | 苏州富强科技有限公司 | Rotary airtightness detection device |
| CN206544000U (en) * | 2017-02-08 | 2017-10-10 | 四川省东泰机械制造有限公司 | A kind of twin shaft bolt screwing machine |
| CN107436211A (en) * | 2017-07-28 | 2017-12-05 | 湖北三江航天红峰控制有限公司 | A kind of air-tightness detection device and detection method suitable for straight-through stop valve |
| CN107449555A (en) * | 2017-08-15 | 2017-12-08 | 江苏和平动力机械有限公司 | Oil cooler part air tightness detection equipment |
| CN109655345A (en) * | 2017-10-12 | 2019-04-19 | 宁波金田消防器材有限公司 | A kind of fire product verifying attachment |
| CN207915354U (en) * | 2017-12-28 | 2018-09-28 | 常州市常力锅炉制造安装有限公司 | The device that bolt is tightened and dismantled |
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| CN210293552U (en) * | 2019-09-06 | 2020-04-10 | 扬州大学 | Disc type oil cooler air tightness universal test stand |
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| CN110426156A (en) | 2019-11-08 |
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