CN106197875A - A kind of oil sump leak-checking apparatus - Google Patents

A kind of oil sump leak-checking apparatus Download PDF

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Publication number
CN106197875A
CN106197875A CN201610767980.7A CN201610767980A CN106197875A CN 106197875 A CN106197875 A CN 106197875A CN 201610767980 A CN201610767980 A CN 201610767980A CN 106197875 A CN106197875 A CN 106197875A
Authority
CN
China
Prior art keywords
platform
support
cylinder
oil sump
hunting
Prior art date
Application number
CN201610767980.7A
Other languages
Chinese (zh)
Other versions
CN106197875B (en
Inventor
李安
李平辉
谭巍嶽
李焕六
程相如
Original Assignee
潍柴重机股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 潍柴重机股份有限公司 filed Critical 潍柴重机股份有限公司
Priority to CN201610767980.7A priority Critical patent/CN106197875B/en
Publication of CN106197875A publication Critical patent/CN106197875A/en
Application granted granted Critical
Publication of CN106197875B publication Critical patent/CN106197875B/en

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/06Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
    • G01M3/10Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for containers, e.g. radiators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/0004Oilsumps

Abstract

The invention belongs to sealing property detection device technical field, particularly relate to a kind of oil sump leak-checking apparatus, the platform that leaks hunting being rotationally connected with it including support frame, mounting bracket it is fixed with on platform leaking hunting, mounting bracket is fixed with the multiple revolution compression cylinders pointing to the platform that leaks hunting, the piston rod of revolution compression cylinder is provided with connecting rod, the end of connecting rod is provided with paw;Be provided with water tank in the lower section of the platform that leaks hunting, mounting bracket be arranged over fix the lifting cylinder being connected with support frame, its piston rod and water tank are fixing to be connected;Rotating shaft is provided with arch bar, it is provided with in its side and fixes the first upset cylinder being connected with support frame, its piston rod is hinged with the described arch bar of this side, is provided with the arch bar with this side at its opposite side and fixes the second upset cylinder being connected, and its piston rod is hinged with the platform that leaks hunting.Solve the blind spot that occurs leaking hunting, efficiency of leaking hunting low and by the problem of oil sump compressive strain.

Description

A kind of oil sump leak-checking apparatus

Technical field

The invention belongs to sealing property detection device technical field, particularly relate to a kind of oil sump leak-checking apparatus.

Background technology

Big oil mass drain pan, compared with conventional oil drain pan, increases by two odd-sides, by girth welding and main chamber phase in side Connect.At present, oil sump includes that the mode that the pressure testing of big oil mass drain pan uses is that oil sump is placed on the survey with rubber layer On leakage platform, with cylinder-pressing, inner chamber forms confined space with the platform that leaks hunting, pressurizes with airduct, smear suds in commissure Mode, see whether commissure has bubble to produce.The major defect that this detection mode exists is: cooperated by two people, One people smears suds, and a people observes weld seam situation, and way is the most original, leaks hunting at the bottom of efficiency;The blind spot that leaks hunting easily occurs;Cylinder Compression easily causes oil sump deformation, affects presentation quality.

Summary of the invention

It is an object of the invention to provide a kind of oil sump leak-checking apparatus, it is to avoid the blind spot that leaks hunting occurs, can not only prevent Oil sump deforms, and can improve efficiency of leaking hunting.

The present invention is achieved in that a kind of oil sump leak-checking apparatus, described oil sump leak-checking apparatus include support frame, The platform that leaks hunting being rotationally connected by rotating shaft and described support frame, is fixedly connected with mounting bracket on the described platform that leaks hunting, Described mounting bracket is fixed with described in sensing multiple revolution compression cylinders of the platform that leaks hunting, compresses gas in each described revolution On the piston rod of cylinder, connecting rod is installed, described connecting rod near described in leak hunting platform one end on paw is installed;Institute The lower section stating the platform that leaks hunting is provided with water tank, described mounting bracket be arranged over fix, with described support frame, the lifting being connected Cylinder, the piston rod of described lifting cylinder is fixing with described water tank to be connected;Rotating shaft is provided with arch bar, in the side of rotating shaft Being provided with and fix the first upset cylinder being connected with described support frame, the piston rod of described first upset cylinder is described with this side Arch bar is hinged, and the opposite side in rotating shaft is provided with the described arch bar with this side and fixes the second upset cylinder being connected, and described the The piston rod of two upset cylinders is hinged with the described platform that leaks hunting.

Improve as one, be connected between described lifting cylinder with described support frame and have connection support, described lifting Cylinder is connected the fixing connection of support with described, and described connection support is fixing with described support frame to be connected;At described lifting cylinder And being provided with bearing support between described water tank, the piston rod of described lifting cylinder is fixing with described bearing support to be connected, described in hold Load support is fixing with described water tank to be connected.

Improving as one, be provided with attachment structure between described connection support and described mounting bracket, described connection is tied Structure includes fixing the first sleeve of connection and fixing, with the described support that is connected, the second sleeve, the insertion being connected with described mounting bracket The shank of described first sleeve, is provided with stop part at described shank, and the sidepiece at described first sleeve is provided with and described company Connect support and fix the gripper shoe of connection, described gripper shoe is provided with the travel switch electrically connected with electric-control system.

Improving as one, multiple described revolution compression cylinders are spaced setting in the form of a ring.

Owing to have employed technique scheme, the oil sump leak-checking apparatus that the present invention provides includes support frame, by turning What axle and support frame were rotationally connected leak hunting platform, is fixedly connected with mounting bracket leaking hunting on platform, solid in mounting bracket Surely there are the multiple revolution compression cylinders pointing to the platform that leaks hunting, the piston rod of each revolution compression cylinder be provided with connecting rod, On the one end of the platform that leaks hunting, paw is installed in connecting rod;It is provided with water tank, in mounting bracket in the lower section of the platform that leaks hunting Being arranged over fixing the lifting cylinder being connected with support frame, its piston rod is fixing with water tank to be connected;Rotating shaft is provided with bow Shape bar, is provided with in the side of rotating shaft and fixes the first upset cylinder being connected, its piston rod and the described bow of this side with support frame Shape bar is hinged, and the opposite side in rotating shaft is provided with the arch bar with this side and fixes the second upset cylinder being connected, its piston rod and survey Leakage platform is hinged.When leaking hunting, being placed on by oil sump and leak hunting on platform, revolution compression cylinder its piston rod that works stretches out and occurs Rotate, drive paw to be tightly pressed at by oil sump and leak hunting on platform;Then driven water tank to rise by lifting cylinder, make to leak hunting flat Oil sump on platform submerge completely water tank water in, stand a period of time, operator observes whether weld seam situation has bubble to produce; Second upset cylinder operation afterwards, drives the platform that leaks hunting to turn an angle to side by arch bar, stands a period of time, behaviour Author observes whether the weld seam bottom this side odd-side has bubble to produce, and the second upset cylinder pressure release backhaul, the platform that leaks hunting is multiple Position;In like manner, the first upset cylinder is started working, and drives the platform that leaks hunting to turn an angle to opposite side by arch bar, stands A period of time, whether the weld seam that operator observes bottom this side odd-side of oil sump has bubble to produce, and the first upset cylinder pressure is released Putting back to journey, leak hunting platform reset;Detect complete after, lifting cylinder pressure release backhaul, water tank reset, turn round compression cylinder pressure Power discharges, and paw departs from from oil sump, is taken off by oil sump from the platform that leaks hunting, and work pressure test terminates.The platform that leaks hunting is permissible Rotate, it is possible to oil sump is positioned at horizontal position, the position, side of dual-side carries out pressure testing, can avoid the occurrence of the blind spot that leaks hunting;Whole examination Pressing through journey, operator only need to see whether that bubble produces, and remaining operation all has equipment to complete, and can reduce labor intensity and improve Leak hunting efficiency;There is multiple paw to be pressed on oil sump during leaking hunting, be possible to prevent oil sump compressive strain.

Accompanying drawing explanation

Fig. 1 is the structural representation of the oil sump leak-checking apparatus of the embodiment of the present invention;

Fig. 2 is the oil sump leak-checking apparatus of embodiment of the present invention sectional structure schematic diagram of line A-A along Fig. 1;

Fig. 3 is that the oil sump leak-checking apparatus of the embodiment of the present invention leaks hunting the structural representation of state;

Wherein, 11, support frame, 12, leak hunting platform, 13, lifting cylinder, 14, water tank, 15, mounting bracket, 16, revolution Compression cylinder, 161, connecting rod, 162, paw, 17, connect support, 18, bearing support, 21, arch bar, the 22, first upset gas Cylinder, the 23, second upset cylinder, the 31, first sleeve, the 32, second sleeve, 33, shank, 34, gripper shoe.

Detailed description of the invention

In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and It is not used in the restriction present invention.

From Fig. 1 and Fig. 2, this oil sump leak-checking apparatus includes support frame 11, by rotating shaft and support frame 11 turns The platform 12 that leaks hunting being dynamically connected, is fixedly connected with mounting bracket 15 leaking hunting, is fixed with finger in mounting bracket 15 on platform 12 To multiple revolution compression cylinders 16 of the platform 12 that leaks hunting, the piston rod of each revolution compression cylinder 16 is provided with connecting rod 161, on the one end of the platform 12 that leaks hunting, paw 162 is installed in connecting rod 161;It is provided with water tank in the lower section of the platform 12 that leaks hunting 14, at the fixing lifting cylinder 13 being connected of being arranged over of mounting bracket 15 and support frame 11, the piston of this lifting cylinder 13 Bar is fixing with water tank 14 to be connected;Rotating shaft is provided with arch bar 21, is provided with connect fixing with support frame 11 in the side of rotating shaft The the first upset cylinder 22 connect, the piston rod of this first upset cylinder 22 is hinged with the arch bar 21 of this side, at another of rotating shaft Side is provided with fixing the second upset cylinder 23 being connected of arch bar with this side 21, and this second overturns the piston rod of cylinder 23 and leak hunting Platform 12 is hinged.

Specifically, it is connected between lifting cylinder 13 with support frame 11 and has connection support 17, lifting cylinder 13 and company Connecing the fixing connection of support 17, connection support 17 is fixing with support frame 11 to be connected;It is provided with between lifting cylinder 13 and water tank 14 Bearing support 18, the piston rod of lifting cylinder 13 is fixing with bearing support 18 to be connected, and bearing support 18 is fixing with water tank 14 to be connected.

In order to make it easy to understand, combine Fig. 3, the work process of oil sump leak-checking apparatus is explained as follows:

Being placed on by oil sump and leak hunting on platform 12, revolution compression cylinder 16 its piston rod that works stretches out and rotates, Drive paw 162 to be tightly pressed at by oil sump to leak hunting on platform 12;Then driven water tank 14 to rise by lifting cylinder 13, make survey Leakage platform 12 on oil sump submerge completely water tank 14 water in, stand a period of time, operator observes whether weld seam situation has Bubble produces;Second upset cylinder 23 works afterwards, drives the platform 12 that leaks hunting to turn an angle to side by arch bar 21, Standing a period of time, operator observes whether the weld seam bottom this side odd-side has bubble to produce, and the second upset cylinder 23 pressure is released Putting back to journey, the platform 12 that leaks hunting resets;In like manner, the first upset cylinder 22 is started working, and drives, by arch bar 21, the platform 12 that leaks hunting Turning an angle to opposite side, stand a period of time, whether the weld seam that operator observes bottom this side odd-side of oil sump has gas Bubble produces, and the first upset cylinder 22 pressure release backhaul, the platform 12 that leaks hunting resets;Detect complete after, lifting cylinder 13 pressure Release backhaul, water tank 14 resets, and revolution compression cylinder 16 pressure release, paw 162 departs from from oil sump, by oil sump from survey Taking off on leakage platform 12, work pressure test terminates.The platform 12 that leaks hunting can rotate, it is possible to oil sump is positioned at horizontal position, dual-side Position, side carry out pressure testing, the blind spot that leaks hunting can be avoided the occurrence of;Whole pressure testing process, operator only need to see whether that bubble produces Raw, remaining operation all has equipment to complete, and can reduce labor intensity and improve efficiency of leaking hunting;Multiple paw 162 is had during leaking hunting It is pressed on oil sump, is possible to prevent oil sump compressive strain.

In the present embodiment, it is provided with when not working for preventing the platform that leaks hunting between connection support 17 and mounting bracket 15 12 attachment structures rocked to both sides, this attachment structure includes and is connected fixing the first sleeve 31 connected of support 17 and installs The shank 33 that support 15 is fixed the second sleeve 32 connected, inserted the first sleeve 31, is provided with on shank 33 and prevents grafting The stop part that bar 33 comes off, the sidepiece at the first sleeve 31 is provided with and is connected the fixing gripper shoe 34 connected of support 17, supporting Plate 34 is provided with the travel switch electrically connected with electric-control system.Specifically, electric-control system includes PLC, with PLC control Multiple electromagnetic valves of device electrical connection;One end of one electromagnetic valve connects with source of the gas, and the other end connects with lifting cylinder 13;One electricity One end of magnet valve connects with source of the gas, and the other end connects with revolution compression cylinder 16;One end of one electromagnetic valve connects with source of the gas, separately One end connects with the first upset cylinder 22;One end of one electromagnetic valve connects with source of the gas, and the other end and the second upset cylinder 23 are even Logical, control whether to start to overturn cylinder 22, second overturn to lifting cylinder 13, revolution compression cylinder 16, first by electromagnetic valve Cylinder 23 supplies.

When not working, shank 33 is inserted in the second sleeve 32 through the first sleeve 31, stop part not with travel switch Contact, connection support 17 is connected as one by shank 33 with mounting bracket 15, leak hunting when being possible to prevent not work platform 12 to Both sides are rocked;During work, shank 33 is upwards extracted and is placed into by stop part and makes itself and stroke in gripper shoe 34 by operator Switch contact, beginning of now leaking hunting.

In the present embodiment, multiple revolution compression cylinders 16 are spaced setting in the form of a ring, are provided with 12 specifically, corresponding The edge of oil sump is arranged, it is of course also possible to revolution compression cylinder 16 is set to other quantity according to actual needs.

The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.

Claims (4)

1. an oil sump leak-checking apparatus, it is characterised in that described oil sump leak-checking apparatus include support frame, by rotating shaft with What described support frame was rotationally connected leak hunting platform, is fixedly connected with mounting bracket, in described installation on the described platform that leaks hunting Multiple revolution compression cylinders of the platform that leaks hunting it are fixed with described in sensing, at the piston rod of each described revolution compression cylinder on support On connecting rod is installed, described connecting rod near described in leak hunting platform one end on paw is installed;At the described platform that leaks hunting Lower section be provided with water tank, described mounting bracket be arranged over fix, with described support frame, the lifting cylinder being connected, described The piston rod of lifting cylinder is fixing with described water tank to be connected;Rotating shaft is provided with arch bar, is provided with and institute in the side of rotating shaft State support frame and fix the first upset cylinder of connection, the piston rod of described first upset cylinder and the described arch bar hinge of this side Connecing, the opposite side in rotating shaft is provided with the described arch bar with this side and fixes the second upset cylinder being connected, described second upset gas The piston rod of cylinder is hinged with the described platform that leaks hunting.
Oil sump leak-checking apparatus the most according to claim 1, it is characterised in that at described lifting cylinder and described carriage Connecting between frame and have connection support, described lifting cylinder is connected the fixing connection of support, described connection support and described with described Support frame frame is fixing to be connected;Bearing support, the piston rod of described lifting cylinder it is provided with between described lifting cylinder and described water tank Fixing with described bearing support and be connected, described bearing support is fixing with described water tank to be connected.
Oil sump leak-checking apparatus the most according to claim 2, it is characterised in that prop up with described installation at described connection support Being provided with attachment structure between frame, described attachment structure includes fixing the first sleeve of connection and described peace with the described support that is connected Dress support is fixed the second sleeve of connection, is inserted the shank of described first sleeve, is provided with stop part at described shank, in institute State the sidepiece of the first sleeve to be provided with and fix the gripper shoe of connection with the described support that is connected, described gripper shoe is provided with and automatically controlled system The travel switch of system electrical connection.
4. according to the oil sump leak-checking apparatus described in any one of claims 1 to 3, it is characterised in that multiple described revolutions compress Cylinder is spaced setting in the form of a ring.
CN201610767980.7A 2016-08-30 2016-08-30 A kind of oil sump leak-checking apparatus CN106197875B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610767980.7A CN106197875B (en) 2016-08-30 2016-08-30 A kind of oil sump leak-checking apparatus

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Application Number Priority Date Filing Date Title
CN201610767980.7A CN106197875B (en) 2016-08-30 2016-08-30 A kind of oil sump leak-checking apparatus

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CN106197875A true CN106197875A (en) 2016-12-07
CN106197875B CN106197875B (en) 2018-08-03

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CN202582857U (en) * 2012-05-10 2012-12-05 合肥冉坤自动化技术有限公司 Automotive oil pan airtight differential pressure leakage detection device
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JP2015078871A (en) * 2013-10-16 2015-04-23 株式会社タツノ Leakage detection device
JP2015078838A (en) * 2013-10-15 2015-04-23 株式会社タツノ Leakage detection device
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Publication number Priority date Publication date Assignee Title
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CN202582857U (en) * 2012-05-10 2012-12-05 合肥冉坤自动化技术有限公司 Automotive oil pan airtight differential pressure leakage detection device
CN103292965A (en) * 2013-06-21 2013-09-11 无锡市飞玛斯精密科技有限公司 Turning clamp water inspection machine
CN203502175U (en) * 2013-08-21 2014-03-26 天津众达精密机械有限公司 Device for testing gas tightness of oil sump
JP2015078838A (en) * 2013-10-15 2015-04-23 株式会社タツノ Leakage detection device
JP2015078871A (en) * 2013-10-16 2015-04-23 株式会社タツノ Leakage detection device
CN103954409A (en) * 2014-04-02 2014-07-30 今日机械设备(大连)有限公司 Air-tightness detection device for engine sump tank glued by robot and operating method thereof
CN205373973U (en) * 2016-02-23 2016-07-06 无锡市贝尔机械股份有限公司 Oil pan gas tightness leakage -testing device

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Effective date of registration: 20190401

Address after: 261061 No. 197 Fushou East Street, Weifang High-tech Zone, Shandong Province

Patentee after: Weichai Electric Equipment Co., Ltd.

Address before: 261108 Fuhai Street, Binhai Economic and Technological Development Zone, Weifang City, Shandong Province

Patentee before: Weichai Heavy Machinery Co., Ltd.

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