CN110220647B - Air tightness detection device for water pump manufacturing - Google Patents
Air tightness detection device for water pump manufacturing Download PDFInfo
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- CN110220647B CN110220647B CN201910659339.5A CN201910659339A CN110220647B CN 110220647 B CN110220647 B CN 110220647B CN 201910659339 A CN201910659339 A CN 201910659339A CN 110220647 B CN110220647 B CN 110220647B
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- end cover
- machine table
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- 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
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- General Physics & Mathematics (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Rotary Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides an air tightness detection device for manufacturing a water pump, which comprises a machine table, a rear end cover and a pressing rod, wherein the machine table is provided with a front end cover and a rear end cover; the left side of the front end face of the machine table is hinged with a group of connecting plates; the middle part of the connecting plate is in threaded connection with a group of first handles; three groups of the pressing rods are uniformly hinged on the outer side of the lower end cover; a group of lifting connecting rods are hinged below the three groups of pressing rods; the lifting connecting rod is in sliding connection with the machine table; the lifting connecting rod is internally threaded with a group of lifting screws; the lifting screw rod is in axial connection with the machine table. Through compressing tightly the water pump casing with the control of second handle compression bar, easy operation can play good sealed effect, changes and carries out sealed mode through the flange joint end cover in the past, and the work is simplified improves work efficiency, reduces the labour, and the device simple structure low cost is suitable for the daily detection in workshop and uses simultaneously.
Description
Technical Field
The invention belongs to the technical field of machining, detection and measurement, and particularly relates to an air tightness detection device for manufacturing a water pump.
Background
The water pump shell is used as a main body of the water pump, the water pump shell is required to have good air tightness requirements, the air tightness of the water pump shell is required to be detected frequently in the production process of the water pump, unqualified products are removed or repaired in time, particularly for a large-scale water pump, the manufacturing cost is high, the size is large, carrying is inconvenient, cost waste can be effectively reduced in field detection, and the existing field is generally sealed by a flange connection end cover, and pressurized gas is introduced into a sealing cavity to detect the air tightness.
Based on the aforesaid to and combine the equipment discovery among the prior art, the current mode of giving through flange joint end is connected, and the connection process is complicated, and operating speed is slow, extravagant man-hour, and production efficiency is low, needs to occupy a large amount of labours.
Disclosure of Invention
In order to solve the technical problems, the invention provides an air tightness detection device for manufacturing a water pump, which aims to solve the problems that the existing connection mode through a flange connection end is complex in connection process, low in operation speed, labor-hour waste, low in production efficiency and large in labor force occupation.
The invention relates to an air tightness detection device for manufacturing a water pump, which is realized by the following specific technical means:
the air tightness detection device for manufacturing the water pump comprises a machine table, a rear end cover, a sealing gasket, an air faucet, a positioning pin, a lower end cover, a connecting plate, a front end cover, a sliding guide rod, a handle, a hasp lock, a handle, a lifting screw, a lifting connecting rod and a pressing rod; the left side of the front end face of the machine table is hinged with a group of connecting plates; the middle part of the connecting plate is in threaded connection with a group of handles; the rear end face of the connecting plate is connected with a group of front end covers in a sliding mode; the front end cover is connected with the handle in a sliding manner; the right side of the connecting plate is fixedly connected with the machine table through the hasp lock; the rear end face of the machine table is fixedly connected with a group of rear end covers; a group of handles is axially connected to the lower right of the machine table; the right side of the table board is fixedly connected with a group of lower end covers; three groups of the pressing rods are uniformly hinged on the outer side of the lower end cover; a group of lifting connecting rods are hinged below the three groups of pressing rods; the lifting connecting rod is in sliding connection with the machine table; the lifting connecting rod is internally threaded with a group of lifting screws; the lifting screw rod is in axial connection with the machine table.
Furthermore, a group of circular sealing gaskets are arranged on the sealing surfaces of the rear end cover, the lower end cover and the front end cover;
furthermore, the rear end face of the rear end cover is fixedly connected with a group of air nozzles which penetrate through the front and the rear of the rear end cover;
furthermore, six groups of positioning pins are uniformly distributed and fixedly connected to the outer sides of the rear end cover, the lower end cover and the front end cover, and chamfers are arranged on the outer sides of the positioning pins;
furthermore, two sides of the front end surface of the front end cover are provided with a group of sliding guide rods; the sliding guide rod is in sliding connection with the connecting plate;
furthermore, the rear end face of the handle is coaxially and fixedly connected with a group of driving bevel gears, and the bottom of the lifting screw is coaxially and fixedly connected with a group of driven bevel gears; the driving bevel gear is meshed with the driven bevel gear to form a bevel gear transmission mechanism;
furthermore, the upper part of the pressing rod is hinged with a group of pressing blocks;
further, the machine table, the lifting screw, the lifting connecting rod and the pressing rod jointly form a slider-crank mechanism.
Compared with the prior art, the invention has the following beneficial effects:
the positioning pin is arranged to position the water pump shell, so that the water pump shell can be accurately positioned, and the chamfer is arranged on the positioning pin, so that the water pump shell can be conveniently clamped, and the operation is simple when the water pump is used; the connecting plate capable of being turned is arranged, so that the connecting plate can be turned over to be pressed when in use, and can be turned to one side when not in use, and other work is prevented from being influenced; the water pump shell is sealed in a double-sided pressurizing mode, so that the operation is simple; through compressing tightly the water pump casing with handle control compression rod, easy operation can play good sealed effect, changes and carries out sealed mode through the flange joint end cover in the past, and the work is simplified improves work efficiency, reduces the labour, and the device simple structure low cost is suitable for the daily detection in workshop and uses simultaneously.
Drawings
Fig. 1 is a schematic side view of the shaft structure in the use state of the present invention.
Fig. 2 is a schematic axial side view of the present invention.
Fig. 3 is a schematic side structure view of the installation shaft of the pressing rod of the invention.
Fig. 4 is a sectional structural view of the installation of the pressing rod of the present invention.
Fig. 5 is a left side sectional structural schematic view of the rear end cap of the present invention.
Fig. 6 is a left sectional structural view of the front end cap of the present invention.
Fig. 7 is a schematic sectional view taken along line a-a in fig. 6 according to the present invention.
Fig. 8 is a partial enlarged structural view of the invention at a in fig. 6.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1-machine table, 101-rear end cover, 10101-sealing gasket, 10102-air nozzle, 10103-positioning pin, 102-lower end cover, 2-connecting plate, 3-front end cover, 301-sliding guide rod, 4-handle, 5-hasp lock, 6-handle, 7-lifting screw rod, 8-lifting connecting rod and 9-pressing rod.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 8:
the invention provides an air tightness detection device for manufacturing a water pump, which comprises: the device comprises a machine table 1, a rear end cover 101, a sealing gasket 10101, an air tap 10102, a positioning pin 10103, a lower end cover 102, a connecting plate 2, a front end cover 3, a sliding guide rod 301, a handle 4, a hasp lock 5, a handle 6, a lifting screw 7, a lifting connecting rod 8 and a pressing rod 9; the left side of the front end surface of the machine table 1 is hinged with a group of connecting plates 2; the middle part of the connecting plate 2 is in threaded connection with a group of handles 4; the rear end surface of the connecting plate 2 is connected with a group of front end covers 3 in a sliding manner; the front end cover 3 is connected with the handle 4 in a sliding way; the right side of the connecting plate 2 is fixedly connected with the machine table 1 through a hasp lock 5; the rear end face of the machine table 1 is fixedly connected with a group of rear end covers 101; a group of handles 6 are axially connected to the lower right of the machine table 1; a group of lower end covers 102 are fixedly connected to the right side of the table top of the machine table 1; the outer side of the lower end cover 102 is uniformly hinged with three groups of compression rods 9; a group of lifting connecting rods 8 are hinged below the three groups of pressing rods 9; the lifting connecting rod 8 is in sliding connection with the machine table 1; a group of lifting screws 7 are connected with the inner threads of the lifting connecting rod 8; the lifting screw 7 is axially connected with the machine table 1.
Wherein, the sealing surfaces of the rear end cover 101, the lower end cover 102 and the front end cover 3 are all provided with a group of round sealing gaskets 10101, and the sealing surfaces are sealed by the elasticity of the sealing gaskets 10101 after being compressed.
Wherein, the rear end face fixedly connected with of rear end cap 101 a set of air cock 10102, air cock 10102 runs through rear end cap 101 around, and after sealed, aerify through air cock 10102 water-feeding pump casing and monitor the gas tightness and detect.
Wherein, the outside of rear end housing 101, lower end cover 102 and front end housing 3 all evenly arranges six fixedly connected with group's locating pin 10103, and the outside of locating pin 10103 is provided with the chamfer, fixes a position the water pump through the flange hole cooperation of locating pin 10103 and water pump casing.
Wherein, two sides of the front end surface of the front end cover 3 are provided with a group of sliding guide rods 301; the sliding guide rod 301 is connected with the connecting plate 2 in a sliding manner.
Wherein, the rear end face of the handle 6 is coaxially and fixedly connected with a group of driving bevel gears, and the bottom of the lifting screw 7 is coaxially and fixedly connected with a group of driven bevel gears; the driving bevel gear is meshed with the driven bevel gear to form a bevel gear transmission mechanism.
Wherein, the upper portion hinged joint of compressing tightly pole 9 has a set of compact heap, and the compact heap can independently adjust and compress tightly the angle.
Wherein, board 1, lifting screw 7, lifting connecting rod 8 and compressing tightly pole 9 constitute slider-crank mechanism jointly, and the lift through lifting connecting rod 8 drives compressing tightly pole 9 and compresses tightly the water pump casing.
When in use: when carrying out gas tightness test, place the water pump casing on board 1, with the flange hole cooperation of locating pin 10103 with the water pump casing, 2 upset with the connecting plate and with connecting plate 2 through hasp 5 and 1 locking connection of board, it is rotatory to wave handle 6 to drive lifting screw 7 through bevel gear drive mechanism, under screw drive's effect, lifting connecting rod 8 moves down, it pushes down the water pump casing to drive pressing rod 9, twist handle 4, compress tightly front end housing 3 under screw drive, it is sealed with the continuous pore face of front and back, aerify through air cock 10102, the water pump casing carries out gas tightness test.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (3)
1. A gas tightness detection device for water pump manufacturing, its characterized in that: this an air tightness detection device for water pump manufacturing includes: the device comprises a machine table (1), a rear end cover (101), a sealing gasket (10101), an air tap (10102), a positioning pin (10103), a lower end cover (102), a connecting plate (2), a front end cover (3), a sliding guide rod (301), a first handle (4), a hasp lock (5), a second handle (6), a lifting screw (7), a lifting connecting rod (8) and a pressing rod (9); the left side of the front end face of the machine table (1) is hinged with a group of connecting plates (2); the middle part of the connecting plate (2) is in threaded connection with a group of first handles (4); the rear end face of the connecting plate (2) is connected with a group of front end covers (3) in a sliding manner; the front end cover (3) is in sliding connection with the first handle (4); the right side of the connecting plate (2) is fixedly connected with the machine table (1) through the hasp lock (5); the rear end face of the machine table (1) is fixedly connected with a group of rear end covers (101); a group of second handles (6) is axially connected to the lower right of the machine table (1); the right side of the table top of the machine table (1) is fixedly connected with a group of lower end covers (102); three groups of the pressing rods (9) are uniformly hinged on the outer side of the lower end cover (102); a group of lifting connecting rods (8) are hinged below the three groups of pressing rods (9); the lifting connecting rod (8) is in sliding connection with the machine table (1); the lifting connecting rod (8) is internally threaded with a group of lifting screws (7); the lifting screw (7) is axially connected with the machine table (1);
a group of sliding guide rods (301) is arranged on both sides of the front end face of the front end cover (3); the sliding guide rod (301) is in sliding connection with the connecting plate (2);
the rear end face of the second handle (6) is coaxially and fixedly connected with a group of driving bevel gears, and the bottom of the lifting screw (7) is coaxially and fixedly connected with a group of driven bevel gears; the driving bevel gear is meshed with the driven bevel gear to form a bevel gear transmission mechanism;
sealing surfaces of the rear end cover (101), the lower end cover (102) and the front end cover (3) are provided with a group of circular sealing gaskets (10101);
the rear end face of the rear end cover (101) is fixedly connected with a group of air nozzles (10102), and the air nozzles (10102) penetrate through the front and the rear of the rear end cover (101);
the outer sides of the rear end cover (101), the lower end cover (102) and the front end cover (3) are uniformly distributed with six groups of positioning pins (10103), and chamfers are arranged on the outer sides of the positioning pins (10103).
2. The airtightness detection apparatus for manufacturing a water pump according to claim 1, wherein: the upper part of the pressing rod (9) is hinged with a group of pressing blocks.
3. The airtightness detection apparatus for manufacturing a water pump according to claim 1, wherein: the machine table (1), the lifting screw (7), the lifting connecting rod (8) and the pressing rod (9) jointly form a slider-crank mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659339.5A CN110220647B (en) | 2019-07-22 | 2019-07-22 | Air tightness detection device for water pump manufacturing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659339.5A CN110220647B (en) | 2019-07-22 | 2019-07-22 | Air tightness detection device for water pump manufacturing |
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| CN110220647A CN110220647A (en) | 2019-09-10 |
| CN110220647B true CN110220647B (en) | 2021-05-04 |
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| CN201910659339.5A Active CN110220647B (en) | 2019-07-22 | 2019-07-22 | Air tightness detection device for water pump manufacturing |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110605527B (en) * | 2019-09-20 | 2021-01-29 | 合肥恒大江海泵业股份有限公司 | Method for repairing and optimizing local casting defects on inner surface and outer surface of pump body |
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| CN109520674A (en) * | 2018-12-04 | 2019-03-26 | 盛瑞传动股份有限公司 | A kind of multifunctional water pump air tightness test-bed |
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| CN109870277A (en) * | 2019-03-15 | 2019-06-11 | 华域皮尔博格泵技术有限公司 | A kind of device for testing pump chamber air-tightness |
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| CN201569544U (en) * | 2009-12-01 | 2010-09-01 | 卧龙电气集团股份有限公司 | Sealing device used for leak testing operation of transformer oil tank |
| CN201673092U (en) * | 2010-05-10 | 2010-12-15 | 泰豪科技股份有限公司 | Volute hydraulic testing tool for mixed-flow water turbine |
| CN205002956U (en) * | 2015-10-14 | 2016-01-27 | 温州鼎森液压有限公司 | Valve test test bench is pressed to vertical claw |
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| CN206292042U (en) * | 2016-12-19 | 2017-06-30 | 南京磁谷科技有限公司 | A kind of spiral case water pressure resistance test fixture |
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Effective date of registration: 20210415 Address after: 325400 qiandang village, Kunyang Town, Pingyang County, Wenzhou City, Zhejiang Province Applicant after: Wenzhou dibona Auto Parts Co., Ltd Address before: No.1 Xiaojiaqiao, Sanxing village, Fengqiao town, Nanhu District, Jiaxing City, Zhejiang Province, 314007 Applicant before: Xu Jiabin |
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