CN114279640A

CN114279640A - Water pump air tightness detection device and detection method

Info

Publication number: CN114279640A
Application number: CN202111616905.8A
Authority: CN
Inventors: 乔金宇; 刘晓毅; 史连; 刘磊; 张振坤; 贾珂; 闫子秀
Original assignee: Zibo Institute Of Product Quality Inspection
Current assignee: Zibo Institute Of Product Quality Inspection
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-04-05

Abstract

The invention discloses a water pump air tightness detection device, which belongs to the technical field of water pump detection equipment and comprises a conveying assembly, a positioning assembly, a rack assembly, a recovery assembly and a taking assembly, wherein the conveying assembly is used for conveying a water pump to the positioning assembly, the positioning assembly is arranged at the end part of the conveying direction of the conveying assembly, the positioning assembly is used for realizing the positioning of the water pump, the rack assembly is arranged at two sides of the end part of the conveying direction of the conveying assembly, the taking assembly is arranged on the rack assembly in a sliding mode and used for taking the water pump on the positioning assembly to the top of the rack assembly, the recovery assembly is arranged in the rack assembly, the recovery assembly is arranged at one side of the positioning assembly far away from the conveying assembly and used for realizing the recovery of the detected water pump, the manual operation is not needed, and the manpower and material resources are saved.

Description

Water pump air tightness detection device and detection method

Technical Field

The invention relates to the technical field of water pump detection equipment, in particular to a water pump air tightness detection device and a detection method.

Background

The water pump is a product for pumping water and supplying water, the appearance of the pump body and the detection of parts are both part detection, after the pump body is assembled to form the pump body, the tightness detection needs to be carried out on the pump body, the pump product is usually embedded into copper sulfate powder particles, a water test is carried out to form a posture for simulating a use environment, if leakage seepage occurs, the pump product can react with external copper sulfate powder to generate white fog, and therefore the water tightness test of the water pump can be completed, but the measurement result of the water tightness test on the tightness is low in accuracy and cannot meet higher production and use requirements, and the Chinese utility model with the publication number of CN206903852U discloses a device for detecting the air tightness of the water pump, which comprises a bracket device, an alarm device, a detection device and a tool table corresponding to the bracket device; the inspection device comprises a test slot, a lifting device and a rack device which is fixedly connected with the lifting device and used for placing the water pump; the air tightness detection device also comprises a connecting device corresponding to the position of the water pump, the connecting device comprises connecting cover rings corresponding to the water inlets and the water outlets of the water pump one by one, a test tube is connected outside the connecting cover rings, and an air tightness tester is connected on the test tube; the water pump air tightness detection device and the detection method have the advantages that the placement frame device is arranged, so that the device can test water pumps of different specifications, the use functions are diversified, and whether the air tightness of the water pump is qualified or not can be clearly known through the air tightness tester in the inspection device.

Disclosure of Invention

The technical problem solved by the invention is as follows: how to realize accurate efficient water pump gas tightness detection.

Aiming at the technical problems, the technical scheme adopted by the invention is as follows: a water pump air tightness detection device comprises a conveying assembly, a positioning assembly, a rack assembly, a recovery assembly and a taking assembly, wherein the conveying assembly is used for conveying a water pump, and the rack assembly is positioned at the end part of the conveying assembly in the conveying direction; the positioning assembly is positioned at the end part of the conveying direction of the conveying assembly, and meanwhile, the positioning assembly is positioned in the rack assembly; frame subassembly include two slide rails of fixed mounting on four stands, two slide rails be located conveying component's both sides, slide mounting on the slide rail have the subassembly of taking, the slide rail include two vertical sections of high difference and the slope section of connecting two vertical sections, a vertical section that highly lower is located locating component's top, highly higher vertical section below is equipped with retrieves the subassembly, the subassembly of retrieving be used for withdrawing the water pump of accomplishing the detection on the subassembly of taking, the subassembly of taking be used for the centre gripping to take the water pump, the water pump include two water pipe head, frame subassembly on be equipped with second electric jar and the third electric jar that is used for two sealed water pipe head, the piston rod of third electric jar on be equipped with the intake pipe with the inside intercommunication of water pump, the intake pipe be used for to the inside injected water vapour of water pump.

Further, locating component include the locating rack of fixed mounting on conveyor components, the water pump convey the locating rack top under conveyor components's effect, the locating rack both sides fixed mounting that are located conveyor components direction of delivery have the guide holder, the guide holder on slidable mounting have a plurality of first slide bars, first slide bar be close to the tip of water pump on fixed mounting have a location splint, the one side that location splint are close to the water pump set up to the arc structure that agrees with mutually with the water pump tip, location splint and guide holder inboard between be equipped with the coaxial first spring of first slide bar.

Further, locating component still include the motor cabinet of fixed mounting in the locating rack below, fixed mounting has the location motor on the motor cabinet, the output shaft of location motor on coaxial fixed mounting have the carousel, the carousel rotate and install on the locating rack, the terminal surface of carousel on rotate the first end of installing two hinge bars, the first end of two hinge bars and the tie point of carousel between the line pass through the centre of a circle of carousel, the second end of hinge bar rotate respectively and install on two second connecting rods, two second connecting rod fixed mounting are on first connecting rod.

Further, the frame subassembly still include the polished rod, the polished rod have two, the both ends of every polished rod set up respectively in the upper end that lies in two stands of conveying component with one side, slidable mounting has the slide on two polished rods, the slide on fixed mounting have a first electric jar, the expansion end of first electric jar with take subassembly fixed connection, first electric jar is used for the drive to take the subassembly and slides on the slide rail.

Further, the subassembly of taking include the mounting bracket, the mounting bracket on rotate and install the bearing, the bearing setting inside the slide rail, the mounting bracket under the drive of first electric jar through the bearing slide in the slide rail is inside, the mounting bracket below be equipped with two sets of fourth slide bars, the quantity of every fourth slide bar of group is two at least, equal slidable mounting has two splint on every fourth slide bar of group, splint and mounting bracket tip between be equipped with the fourth spring coaxial with the fourth slide bar, be equipped with the arc structure that agrees with mutually with water pipe head in the one side that is close to the water pump on the splint.

Furthermore, the subassembly of taking still include the fifth electric jar, the fifth electric jar have two, set up respectively on the mounting bracket that is located fourth slide bar middle part top, the activity of fifth electric jar serve fixed mounting have the ejector pad, the both ends of ejector pad rotate respectively and install the first end of two fourth connecting rods, the second end of two fourth connecting rods rotates respectively with two splint and is connected.

Further, retrieve the subassembly and include the fixed plate of fixed mounting between two slide rails, the fixed plate on slidable mounting have the lifter plate, the slip direction of lifter plate be the direction of gravity, the lifter plate on the circumference evenly set up a plurality of fixed subassemblies that are used for fixed water pump.

Further, fixed subassembly include the traveller, traveller slidable mounting on the lifter plate, the lower tip of traveller and lifter plate lower surface between be equipped with the coaxial second spring of traveller, the lifter plate on the circumference evenly install a plurality of fixing bases, the cardboard passes through sliding pin slidable mounting on the fixing base, the upper end of traveller rotate with the first end of third connecting rod to be connected, the second end of third connecting rod rotate with the cardboard to be connected, the cardboard be close to the tip of the one side of the subassembly of taking set up to the inclined plane.

A detection method of a water pump air tightness detection device is characterized by comprising the following steps: the method comprises the following steps:

the method comprises the following steps: the water pump is placed on the conveying assembly and is transmitted to the positioning assembly along with the movement of the conveying assembly.

Step two: and starting the positioning assembly to realize the positioning of the water pump on the positioning assembly.

Step three: the water pump is taken from the positioning assembly to the upper part of the rack assembly through the sliding of the taking assembly on the rack assembly.

Step four: the second electric cylinder and the third electric cylinder which are arranged on the rack assembly seal the two water pipe joints, and water vapor is injected into the water pump through the air inlet pipe on the third electric cylinder to observe whether the water pump leaks air.

Step five: the lifter plate that retrieves in the subassembly rises after accomplishing the detection, fixes the water pump on the lifter plate through fixed subassembly, and the subassembly of taking is released the centre gripping to the water pump after, and the lifter plate descends, realizes the recovery of water pump.

Compared with the prior art, the invention has the beneficial effects that: (1) the taking assembly is matched with the rack assembly, so that automatic water pump taking and detection are realized, manual intervention is not needed, and the condition that personnel are injured during operation is reduced; (2) the recovery assembly is provided with the fixing assembly, so that the water pump after detection is recovered, meanwhile, the water pump is automatically fixed, and the water pump is prevented from falling and being damaged; (3) the detection method disclosed by the invention can realize a full-automatic detection process, is high in efficiency and saves manpower and material resources.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of a conveying assembly and a positioning assembly of the invention.

FIG. 3 is a schematic view of a hidden side plate of the conveyor assembly of the present invention.

FIG. 4 is a schematic view (top view) of a positioning assembly according to the present invention.

FIG. 5 is a schematic view (side view) of the positioning assembly of the present invention.

FIG. 6 is a schematic view of the frame assembly, the retrieving assembly and the retrieving assembly of the present invention.

Fig. 7 is a schematic structural view (side view) of fig. 6 with the slide rail removed.

Fig. 8 is a schematic structural view (front view angle) of fig. 6 with the slide rail removed.

FIG. 9 is a schematic view of a portion of the recovery assembly, the pick-up assembly and the rack assembly of the present invention.

Fig. 10 is a partially enlarged schematic view of a portion a of fig. 9.

FIG. 11 is a schematic view of the pick-up assembly and water pump of the present invention.

Reference numerals: 1-a delivery assembly; 2-a positioning assembly; 3-a rack assembly; 4-a recovery assembly; 5-taking the component; 6, a water pump; 101-side plate; 102-a conveyor belt; 103-a conveying frame; 104-a conveying motor; 105-a transport roller; 201-positioning the bottom plate; 202-a guide seat; 203-a positioning frame; 204-positioning clamp plate; 205-a first slide bar; 206-a first spring; 207-a first link; 208-a second link; 209-hinged lever; 210-a turntable; 211-motor base; 212-a positioning motor; 301-upright post; 302-a slide rail; 303-a polish rod; 304-a slide; 305-a first electric cylinder; 306-electric cylinder mounting plate; 307-a second electric cylinder; 308-a third electric cylinder; 309-air inlet pipe; 401-a fourth electric cylinder; 402-a fixed plate; 403-a second slide bar; 404-a lifter plate; 405-a stationary component; 40501-sliding column; 40502-a second spring; 40503-fixing seat; 40504-sliding pin; 40505-card board; 40506-third link; 501-mounting frame; 502-a rotating seat; 503-a bearing; 504-a third slide bar; 505-a push plate; 506-a guide bar; 507-a third spring; 508-a fifth electric cylinder; 509-a push block; 510-a fourth link; 511-a fourth spring; 512-clamping plate; 513-a fourth slide bar; 601-a water pump base; 602-water pipe connection.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example (b): as shown in fig. 1 and fig. 2, a water pump airtightness detection device, including conveyor assembly 1, locating component 2, frame assembly 3, retrieve subassembly 4 and subassembly 5 of taking, conveyor assembly 1 is used for carrying water pump 6 on locating component 2, locating component 2 sets up the tip at conveyor assembly 1 direction of delivery, locating component 2 is used for realizing the location of water pump 6, frame assembly 3 sets up the both sides at conveyor assembly 1 direction of delivery tip, slidable mounting has subassembly 5 of taking on frame assembly 3, subassembly 5 of taking is used for taking the top of frame assembly 3 with water pump 6 on locating component 2, retrieve subassembly 4 and set up the inside at frame assembly 3, retrieve subassembly 4 and set up the one side of conveyor assembly 1 is kept away from at conveyor assembly 2, retrieve subassembly 4 and be used for realizing the recovery of the water pump 6 of accomplishing the detection.

As shown in fig. 2, 3, 10 and 11, the conveying assembly 1 includes a side plate 101, a conveying belt 102, a conveying frame 103, a conveying motor 104 and conveying rollers 105, the conveying frame 103 is an installation base of the conveying assembly 1 and the positioning assembly 2, the conveying frame 103 is a welded frame of a steel structure, two sides of the conveying frame 103 in the length direction are respectively and fixedly provided with a side plate 101, two conveying rollers 105 are rotatably installed between two ends of the two side plates 101, the conveying belt 102 is arranged outside the two conveying rollers 105, the conveying belt 102 and the two conveying rollers 105 form belt transmission, any one conveying roller 105 is coaxially and fixedly installed on an output shaft of the conveying motor 104, the conveying motor 104 is fixedly installed on the side plate 101, a water pump 6 is placed on the conveying belt 102, the water pump 6 includes a water pump base 601 arranged at an end portion and two water pipe joints 602 arranged at 180 degrees, the water pump base 601 is placed on the conveying belt 102, the water pipe joints 602 between two adjacent water pumps 6 are coaxially and oppositely arranged, and the water pumps 6 on the conveying belt 102 are conveyed forwards along with the conveying belt 102 under the driving of the conveying motor 104.

As shown in fig. 1, 2, 4, and 5, the positioning assembly 2 is disposed at the front end of the conveying frame 103 in the conveying direction of the conveying belt 102, the positioning assembly 2 includes a positioning bottom plate 201, a guide seat 202, a positioning frame 203, a positioning clamp plate 204, first slide bars 205, first springs 206, first connecting rods 207, second connecting rods 208, hinge rods 209, a turntable 210, a motor seat 211, and a positioning motor 212, the positioning frame 203 is sleeved on the conveying frame 103, the positioning bottom plate 201 is fixedly mounted on the positioning frame 203, the guide seats 202 are fixedly mounted on the positioning frame 203 at two sides of the conveying direction of the conveying assembly 1, two first slide bars 205 are slidably mounted on each guide seat 202, first ends of the two first slide bars 205 are fixedly mounted at two ends of the first connecting rods 207, second ends of the two first slide bars 205 are fixedly mounted with the positioning clamp plate 204, an arc structure engaged with the end surface of the water pump 6 is disposed on a surface of the positioning clamp plate 204 close to the water pump 6, the first end of a first spring 206 is fixedly arranged at the inner side of the guide seat 202, the second end of the first spring 206 is fixedly arranged on a positioning clamp plate 204, the first spring 206 is coaxial with the first slide rods 205, along with the sliding of the two groups of first slide rods 205, the positioning of the water pump 6 is realized through the positioning clamp plate 204, the first end of a second connecting rod 208 is fixedly arranged in the middle of a first connecting rod 207, the second end of the second connecting rod 208 is rotatably connected with the first end of a hinge rod 209, the second ends of the two hinge rods 209 are rotatably arranged on a rotary table 210, a connecting line between connecting points of the two hinge rods 209 on the rotary table 210 passes through the circle center of the rotary table 210, the rotary table 210 is rotatably arranged on the positioning frame 203, the rotary table 210 is coaxially and fixedly arranged on an output shaft of a positioning motor 212, the positioning motor 212 is fixedly arranged on a motor seat 211, the motor seat 211 is fixedly arranged below the positioning frame 203, and the positioning motor 212 drives the rotary table 203 to rotate, the rotary disc 210 drives the first slide bar 205 to slide on the guide base 202 through the hinge rod 209, the second link 208 and the first link 207, thereby limiting the water pump 6 to the center of the two positioning splints 204.

As shown in fig. 1, 6, 7 and 11, the rack assembly 3 includes four upright columns 301, a slide rail 302, a polish rod 303, a slide base 304, a first electric cylinder 305, an electric cylinder mounting plate 306, a second electric cylinder 307, a third electric cylinder 308 and an air inlet pipe 309, two upright columns 301 are respectively and fixedly mounted on two sides of the transmission direction of the conveying assembly 1, the slide rail 302 is fixedly mounted between the two upright columns 301 on the same side of the conveying assembly 1, the slide rail 302 includes two vertical sections and an inclined section with different heights, the two vertical sections are connected together by the inclined section, the vertical section with a lower height is located above the positioning assembly 2, the vertical section with a higher height is located above the recovery assembly 4, two ends of the polish rod 303 are respectively and fixedly mounted on the upper ends of the two upright columns 301 on the same side of the conveying assembly 1, the slide base 304 is slidably mounted on the two polish rods 303, the first electric cylinder 305 is fixedly mounted on the slide base 304, first electric cylinder 305 is used for driving subassembly 5 of taking to slide, the both ends of electric cylinder mounting panel 306 are fixed mounting respectively on two stands 301 that are located conveyor components 1 both sides, second electric cylinder 307 and third electric cylinder 308 are respectively through electric cylinder mounting panel 306 fixed mounting on stand 301, second electric cylinder 307 and third electric cylinder 308 are used for realizing the sealed of water pipe head 602, be equipped with intake pipe 309 on the piston rod of third electric cylinder 308, intake pipe 309 passes through the inside intercommunication of the piston rod of third electric cylinder 308 and water pump 6, intake pipe 309 is used for pouring into steam into water pump 6 to this air tightness that detects water pump 6.

As shown in fig. 8 and 11, the taking assembly 5 includes a mounting frame 501, a rotating base 502, a bearing 503, a third sliding rod 504, a pushing plate 505, a guiding rod 506, a third spring 507, a fifth electric cylinder 508, a pushing block 509, a fourth connecting rod 510, a fourth spring 511, a clamping plate 512 and a fourth sliding rod 513, the third sliding rod 504 is fixedly installed around the mounting frame 501, the third sliding rod 504 is slidably installed on the sliding base 304, two guiding rods 506 are fixedly installed in the middle of the mounting frame 501, two ends of the pushing plate 505 are slidably installed on the two guiding rods 506, the middle of the pushing plate 505 is fixedly connected with the movable end of the first electric cylinder 305, a first end of the third spring 507 is fixedly installed on the pushing plate 505, a second end of the third spring 507 is fixedly installed on the mounting frame 501, the third spring 507 is coaxial with the guiding rods 506, the third spring 507 plays a role of buffering to prevent the water pump 6 from being damaged, two rotating bases 502 are fixedly installed on the mounting frame 501, two bearings 503 are respectively rotatably mounted on the two rotating seats 502, the two bearings 503 are respectively arranged inside the two sliding rails 302, two groups of fourth sliding rods 513 are arranged below two opposite end surfaces of the mounting frame 501, each group comprises two fourth sliding rods 513, two clamping plates 512 are slidably mounted on each group of fourth sliding rods 513, an arc structure matched with the water pipe connector 602 is arranged on one opposite surface of each clamping plate 512, a first end of a fourth spring 511 is fixedly mounted on the mounting frame 501, a second end of the fourth spring 511 is fixedly mounted on each clamping plate 512, the fourth spring 511 and the fourth sliding rod 513 are coaxially arranged, a fifth electric cylinder 508 is also fixedly mounted on the mounting frame 501 above the middle part of each fourth sliding rod 513, a movable end of the fifth electric cylinder 508 penetrates through the mounting frame 501, a push block 509 is fixedly mounted on the movable end of the fifth electric cylinder 508, and first ends of two fourth connecting rods 510 are respectively rotatably mounted at two ends of the push block 509, the second ends of the two fourth connecting rods 510 are respectively rotatably mounted on two clamping plates 512 on the same group of fourth sliding rods 513, the first electric cylinder 305 drives the taking assembly 5 to move to the position above the water pump 6 on the positioning assembly 2, the fifth electric cylinder 508 in the taking assembly 5 controls the clamping plates 512 to clamp the water pump 6, the water pump 6 is conveyed to the position above the rack assembly 3 to carry out air tightness detection, and the water pump 6 is recovered by the recovery assembly 4 after the detection is finished.

As shown in fig. 8, 9 and 10, the recycling assembly 4 includes a fourth electric cylinder 401, a fixed plate 402, a second sliding rod 403, a lifting plate 404 and a fixed assembly 405, the fourth electric cylinder 401 is fixedly installed on the ground or a workbench, a piston rod of the fourth electric cylinder 401 is slidably installed on the fixed plate 402, the fixed plate 402 is fixedly installed on two sliding rails 302, the lifting plate 404 is fixedly installed on a movable end of the fourth electric cylinder 401, a plurality of second sliding rods 403 are fixedly installed on a lower surface of the lifting plate 404, the lifting plate 404 is slidably installed on the fixed plate 402 through the second sliding rods 403, a sliding direction of the lifting plate 404 is a gravity direction, a plurality of fixed assemblies 405 are uniformly arranged on a circumference of the lifting plate 404, the fixed assemblies 405 are used for fixing the water pump 6, each fixed assembly 405 includes a sliding column 40501, a second spring 40502, a fixed base 40503, a sliding pin 40504, a clamping plate 40505 and a third connecting rod 40506, the sliding column 40501 passes through the lifting plate 404, meanwhile, the sliding plate is slidably mounted on the lifting plate 404, a first end of a second spring 40502 is fixedly mounted on the lower end face of the sliding column 40501, a second end of a second spring 40502 is fixedly mounted on the lower surface of the lifting plate 404, the second spring 40502 is coaxial with the sliding column 40501, the upper end of the sliding column 40501 is rotatably connected with a first end of a third connecting rod 40506, a second end of the third connecting rod 40506 is rotatably connected with a first end of a clamping plate 40505, the clamping plate 40505 is right-angled, one end of the clamping plate 40505 connected with the third connecting rod 40506 is slidably mounted on the fixing seat 40503 through a sliding pin 40504, a long groove parallel to the upper surface of the lifting plate 404 is formed in the fixing seat 40503, and an end portion, close to the taking component 5, of the other end of the clamping plate 40505 is arranged to be an inclined surface.

The working principle of the water pump air tightness detection device disclosed by the invention is as follows: before detection, firstly, a water pump 6 is placed on a conveying belt 102 in a conveying assembly 1, a water pump base 601 is placed on the conveying belt 102, water pipe connectors 602 on two adjacent water pumps 6 are coaxially opposite, the height of a positioning bottom plate 201 in a positioning assembly 2 is the same as that of the conveying belt 102, therefore, the water pump 6 on the conveying belt 102 is transferred to the positioning bottom plate 201 along with the transmission of the conveying belt 102, a positioning motor 212 is started, the positioning motor 212 drives a turntable 210 to rotate, the turntable 210 drives a hinge rod 209 to rotate, the hinge rod 209 drives a first slide rod 205 to slide on a guide seat 202 through a second connecting rod 208 and a first connecting rod 207, the first slide rods 205 on two sides of the water pump 6 drive the positioning clamping plates 204 to limit the water pump 6 between the two positioning clamping plates 204, so as to realize the positioning of the water pump 6, after the positioning is completed, a first electric cylinder 305 drives a taking assembly 5 to slide on a slide rail 302, and the taking assembly 5 moves on a vertical slide rail above the positioning assembly 2, before the taking assembly 5 takes the water pump 6, the two clamping plates 512 are in a separated state, after the taking assembly 5 moves the two clamping plates 512 to two sides of the two water pipe connectors 602 under the action of the first electric cylinder 305, the fifth electric cylinder 508 is started, the piston rod of the fifth electric cylinder 508 retracts to drive the push block 509 to move upwards, the push block 509 drives the two clamping plates 512 to move towards the direction close to each other through the fourth connecting rod 510, the two clamping plates 512 clamp the water pipe connectors 602, the fourth spring 511 provides holding force for the clamping plates 512 during taking, then, the piston rod of the first electric cylinder 305 retracts, the water pump 6 moves to a position above the recovery assembly 4 under the action of the taking assembly 5, the second electric cylinder 307 and the third electric cylinder 308 on the machine frame assembly 3 are started to seal the two water pipe connectors 602, the piston rod of the third electric cylinder 308 is hollow, the air inlet pipe 309 is communicated with the interior of the water pump 6 through the piston rod of the third electric cylinder 308, after the water pipe connector 602 is sealed, water vapor with a certain pressure is injected into the water pump 6 from the air inlet pipe 309, the pressure change of the water vapor is observed, if the pressure change is within a normal range, the air tightness of the water pump 6 is good, the water pump is qualified, after the air tightness detection is completed, the fourth electric cylinder 401 in the recovery assembly 4 is started, the fourth electric cylinder 401 drives the lifting plate 404 to ascend, the water pipe connector 602 touches the inclined surface of the clamping plate 40505 in the ascending process, the clamping plate 40505 is driven to slide in the direction away from the center of the lifting plate 404, the sliding column 40501 is driven to slide upwards through the third connecting rod 40506 in the sliding process of the clamping plate 40505, the second spring 40502 is compressed, the clamping plate 40505 moves to the position above the water pipe connector 602 along with the continuous ascending of the lifting plate 404, the water pipe connector 602 is arranged between the lifting plate 404 and the clamping plate 40505, after the clamping plate 40505 is separated from the water pipe connector 602, under the action of the resilience force of the second spring 40502, cardboard 40505 slides in the direction that is close to the centre of a circle of lifter 404, fix water pipe head 602 between lifter 404 and cardboard 40505, then under the drive of fifth electric jar 508, splint 512 breaks away from the restriction to water pipe head 602, lifter 404 drives water pump 6 and descends under the drive of fourth electric jar 401, when descending to traveller 40501 and fixed plate 402 contact, traveller 40501 drives cardboard 40505 through third connecting rod 40506 and slides to the direction of keeping away from the centre of a circle of lifter 404, until breaking away from water pipe head 602, remove the restriction to water pump 6, the recovery of water pump 6 after having accomplished the detection this moment promptly.

The invention also discloses a detection method using the water pump air tightness detection device, which comprises the following steps:

the method comprises the following steps: a water pump 6 is placed on the conveyor assembly 1, and the water pump 6 is transferred to the positioning assembly 2 along with the movement of the conveyor assembly 1.

Step two: and starting the positioning component 2 to realize the positioning of the water pump 6 on the positioning component 2.

Step three: the water pump 6 is taken from the positioning assembly 2 to above the frame assembly 3 by sliding the recovery assembly 4 on the frame assembly 3.

Step four: the two water pipe joints 602 are sealed by the second electric cylinder 307 and the third electric cylinder 308 arranged on the rack assembly 3, and water vapor is injected into the water pump 6 through the air inlet pipe 309 on the third electric cylinder 308 to observe whether the water pump 6 leaks air.

Step five: after the detection is completed, the lifting plate 404 in the recovery assembly 4 rises, the water pump 6 is fixed on the lifting plate 404 through the fixing assembly 405, and after the clamping of the water pump 6 by the taking assembly 5 is released, the lifting plate 404 descends, so that the recovery of the water pump 6 is realized.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and fall within the scope of the present invention.

Claims

1. The utility model provides a water pump gas tightness detection device which characterized in that: the water pump recovery device comprises a conveying assembly (1), a positioning assembly (2), a rack assembly (3), a recovery assembly (4) and a taking assembly (5), wherein the conveying assembly (1) is used for conveying a water pump (6), and the rack assembly (3) is positioned at the end part of the conveying assembly (1) in the conveying direction; the positioning assembly (2) is positioned at the end part of the conveying assembly (1) in the conveying direction, and the positioning assembly (2) is positioned in the rack assembly (3); the frame component (3) comprises two slide rails (302) fixedly mounted on four upright posts (301), the two slide rails (302) are positioned at two sides of the conveying component (1), the slide rails (302) are provided with a taking component (5) in a sliding manner, the slide rails (302) comprise two vertical sections with different heights and inclined sections connected with the two vertical sections, one vertical section with a lower height is positioned above the positioning component (2), a recovery component (4) is arranged below the vertical section with a higher height, the recovery component (4) is used for recovering a water pump (6) which is used for completing detection on the taking component (5), the taking component (5) is used for clamping the taking water pump (6), the water pump (6) comprises two water pipe connectors (602), the frame component (3) is provided with a second electric cylinder (307) and a third electric cylinder (308) which are used for sealing the two water pipe connectors (602), and a piston rod of the third electric cylinder (308) is provided with an air inlet pipe (309) communicated with the inside of the water pump (6), and the air inlet pipe (309) is used for injecting water vapor into the water pump (6).

2. The water pump airtightness detection device according to claim 1, wherein: locating component (2) including locating rack (203) of fixed mounting on conveyor components (1), water pump (6) under conveyor components (1) the effect delivered locating rack (203) top, locating rack (203) be located conveyor components (1) direction of delivery's both sides fixed mounting have guide holder (202), guide holder (202) on slidable mounting have a plurality of first slide bars (205), first slide bar (205) be close to on the tip of water pump (6) fixed mounting have location splint (204), location splint (204) be close to the one side of water pump (6) and set up the arc structure that agrees with mutually with water pump (6) tip, location splint (204) and guide holder (202) inboard between be equipped with first spring (206) coaxial with first slide bar (205).

3. The water pump airtightness detection device according to claim 2, wherein: locating component (2) still include motor cabinet (211) of fixed mounting in locating rack (203) below, fixed mounting has positioning motor (212) on motor cabinet (211), the output shaft of positioning motor (212) on coaxial fixed mounting have carousel (210), carousel (210) rotate and install on locating rack (203), the terminal surface of carousel (210) on rotate the first end of installing two articulated links (209), the line between the tie point of the first end of two articulated links (209) and carousel (210) pass through the centre of a circle of carousel (210), the second end of articulated link (209) rotate respectively and install on two second connecting rods (208), two second connecting rods (208) fixed mounting are on first connecting rod (207).

4. The water pump airtightness detection device according to claim 1, wherein: frame subassembly (3) still include polished rod (303), polished rod (303) have two, the both ends of every polished rod (303) set up respectively in the upper end that lies in two stands (301) of conveying subassembly (1) with one side, slidable mounting has slide (304) on two polished rods (303), slide (304) on fixed mounting have first electric jar (305), the expansion end of first electric jar (305) with subassembly (5) fixed connection of taking, first electric jar (305) are used for the drive to take subassembly (5) and slide on slide rail (302).

5. The water pump airtightness detection device according to claim 4, wherein: subassembly (5) of taking include mounting bracket (501), mounting bracket (501) on rotate and install bearing (503), bearing (503) set up inside slide rail (302), mounting bracket (501) under the drive of first electric jar (305) through bearing (503) at slide rail (302) inside slip, mounting bracket (501) below be equipped with two sets of fourth slide bars (513), the quantity of every group fourth slide bar (513) is two at least, equal slidable mounting has two splint (512) on every group fourth slide bar (513), splint (512) and mounting bracket (501) tip between be equipped with fourth spring (511) coaxial with fourth slide bar (513), be equipped with the arc structure that agrees with water pipe head (602) on splint (512) the one side that is close to water pump (6).

6. The water pump airtightness detection device according to claim 5, wherein: the component of taking (5) still include fifth electric jar (508), fifth electric jar (508) have two, set up respectively on mounting bracket (501) that are located fourth slide bar (513) middle part top, the activity end of fifth electric jar (508) on fixed mounting have ejector pad (509), the both ends of ejector pad (509) rotate respectively and install the first end of two fourth connecting rods (510), the second end of two fourth connecting rods (510) rotates respectively with two splint (512) and is connected.

7. The water pump airtightness detection device according to claim 1, wherein: retrieve subassembly (4) including fixed plate (402) of fixed mounting between two slide rails (302), fixed plate (402) on slidable mounting have lifter plate (404), the slip direction of lifter plate (404) be the direction of gravity, lifter plate (404) on the circumference evenly set up a plurality of fixed subassemblies (405) that are used for fixed water pump (6).

8. The water pump airtightness detection device according to claim 7, wherein: fixed subassembly (405) include traveller (40501), traveller (40501) slidable mounting on lifter plate (404), the lower tip of traveller (40501) and lifter plate (404) lower surface between be equipped with coaxial second spring (40502) of traveller (40501), lifter plate (404) go up the circumference and evenly install a plurality of fixing base (40503), cardboard (40505) through sliding pin (40504) slidable mounting on fixing base (40503), the upper end of traveller (40501) and the first end rotation of third connecting rod (40506) be connected, the second end and the cardboard (40505) rotation of third connecting rod (40506) be connected, cardboard (40505) be close to the tip of the one side of taking subassembly (5) and set up to the inclined plane.

9. The detection method using the water pump airtightness detection apparatus according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:

the method comprises the following steps: placing a water pump (6) on the conveying assembly (1), wherein the water pump (6) is transmitted to the positioning assembly (2) along with the movement of the conveying assembly (1);

step two: starting the positioning component (2) to realize the positioning of the water pump (6) on the positioning component (2);

step three: the water pump (6) is taken from the positioning component (2) to the upper part of the rack component (3) through the sliding of the taking component (5) on the rack component (3);

step four: the two water pipe joints (602) are sealed through a second electric cylinder (307) and a third electric cylinder (308) arranged on the rack assembly (3), water vapor is injected into the water pump (6) through an air inlet pipe (309) on the third electric cylinder (308), and whether the water pump (6) leaks air or not is observed;

step five: after detection is completed, the lifting plate (404) in the recovery assembly (4) rises, the water pump (6) is fixed on the lifting plate (404) through the fixing assembly (405), and after the clamping of the water pump (6) by the taking assembly (5) is released, the lifting plate (404) descends, so that recovery of the water pump (6) is realized.