CN206208476U - A kind of airtight detector of mobile muffler - Google Patents

A kind of airtight detector of mobile muffler Download PDF

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Publication number
CN206208476U
CN206208476U CN201621278112.4U CN201621278112U CN206208476U CN 206208476 U CN206208476 U CN 206208476U CN 201621278112 U CN201621278112 U CN 201621278112U CN 206208476 U CN206208476 U CN 206208476U
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CN
China
Prior art keywords
mobile
guide rail
fixed
stock
fore
Prior art date
Application number
CN201621278112.4U
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Chinese (zh)
Inventor
黄江华
杨玉库
王进
陈敬凯
成海永
李素芹
牟发治
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河北海特汽车部件有限公司
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Priority to CN201621278112.4U priority Critical patent/CN206208476U/en
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Publication of CN206208476U publication Critical patent/CN206208476U/en

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Abstract

The utility model discloses a kind of airtight detector of mobile muffler, including monitor station and electronic operation cabinet, guide rail a and guide rail b is arranged with parallel on monitor station, in guide rail a right-hand ends, hold-down support is set;The hold-down support includes fixed base plate, fixed fore-stock, fixed after-poppet and pneumatic pinch aerating device;Mobile support saddle a is installed in guide rail a left ends, mobile support saddle a includes sliding block base a, mobile fore-stock a, mobile after-poppet a and air clamper a;Set on the guide rail b and mobile support saddle b is installed, mobile support saddle b includes sliding block base b, mobile fore-stock b, mobile after-poppet b and air clamper b;The electronic operation cabinet inside sets master controller, electron pressure and determines device, air driven pump.The utility model structure is novel, reasonable in design;It is adapted to different length, the muffler detection of different size requires that detection time is short, efficiency high, and precision is high.

Description

A kind of airtight detector of mobile muffler

Technical field

The utility model is related to mobile muffler testing equipment technical field, specifically a kind of airtight detection of mobile muffler Instrument.

Background technology

Mobile muffler, is a kind of device for producing noise when motor car engine works for reducing, generally by being two The different pipeline of individual length is constituted, and is interfered in superposition by sound wave and is cancelled out each other and weaken the sound intensity, makes the sound for being transmitted through coming Sound reduces, so as to play the effect of noise reduction., it is necessary to enter promoting the circulation of qi to the whole pipeline of muffler in mobile muffler production process Close detection, qualified product could be put in storage stand-by, and underproof product then needs to do over again and welds to ensure whole muffler again Air-tightness requirement.Common mobile muffler, as shown in figure 1, including positioned at middle tail-gas catalyst, in tail-gas catalyst two End is respectively welded the end mounting flange of air inlet pipe and escaping pipe, air inlet pipe and escaping pipe.

For a long time, the method for conducting leak test of mobile muffler pipeline, is all manual detection, by pipeline one end during detection Closing, by the other end to being passed through pressure-air in pipeline, the sound that is produced by gas leakage and smears that soap is soaked to be observed The mode of bubbling detected, taken time and effort, low production efficiency, and easily produces error.Imitated in order to improve the air-tightness is detected Rate, Chinese patent CN203053644U discloses a kind of airtight maintenance fixture, and runing rest is set on main basal base, in rotation branch Support base, hold-down mechanism, plugging mechanism, admission gear and positioning seat are further set on frame;By pneumatic hold-down mechanism and Plugging mechanism, shortens detection time, improves the degree of accuracy.But, the device can only disappear to regular length and solid shape Sound device detected, and, it is necessary to according to the demand of upstream client for muffler manufacturer, for different brands, no The automobile construction of same model produces variously-shaped muffler, how to meet the air-leakage test of different shape muffler simultaneously It is required that, it is the big problem of to be solved one.

Utility model content

The purpose of this utility model is to provide a kind of airtight detector of mobile muffler, with solving above-mentioned background technology The problem of proposition.

To achieve the above object, the utility model provides following technical scheme:

A kind of airtight detector of mobile muffler, including monitor station and electronic operation cabinet, are arranged with parallel on monitor station Guide rail a and guide rail b;

The right-hand end of the guide rail a sets hold-down support;The hold-down support include fixed base plate, fixed fore-stock, Fixed after-poppet and pneumatic pinch aerating device;The arc opening for placing muffler, institute are provided with fixed fore-stock Pneumatic pinch aerating device is stated to be arranged on fixed after-poppet, and it is corresponding with the arc opening of fixed fore-stock;It is described pneumatic Clamping aerating device includes the fixed platen that fixed cylinder is connected with the cylinder rod of fixed cylinder, the fixed platen with treat The muffler of detection is coaxially disposed;The center of the fixed platen offers air-filled pore, and air-filled pore passes through high-pressure aerated Guan Yugong The High Pressure Air Pipe Line of factory is connected;The control valve for realizing gas circuit opening and closing is provided with high-pressure aerated pipe;

Being provided with the guide rail a can include sliding block base a, movement along the mobile support saddle a of guide rail a displacements, mobile support saddle a Fore-stock a, mobile after-poppet a and air clamper a;The mobile fore-stock a is oppositely arranged with fixed fore-stock, in movement The arc opening for placing muffler is also equipped with fore-stock a, the mobile fore-stock a's of air clamper a correspondences Arc opening is arranged on mobile after-poppet a;The guide rail a tops set the drive lead screw a, drive lead screw a parallel with guide rail a Cross fixed fore-stock and fixed after-poppet, and with the motor a being arranged on fixed after-poppet lateral wall(0)Transmission connects Connect;The mobile fore-stock a of the mobile support saddle a, mobile after-poppet a coordinate on drive lead screw a;

Set on the guide rail b and mobile support saddle b is installed, mobile support saddle b includes sliding block base b, mobile fore-stock b, moves Dynamic after-poppet b and air clamper b, mobile fore-stock b is set parallel to guide rail b, be also equipped with mobile fore-stock b for Place the arc opening of muffler;The arc opening of the mobile fore-stock b of air clamper b correspondences is installed and propped up after movement On frame b;The guide rail b tops are arranged with two drive lead screw b, drive lead screw b and the drive for being arranged on guide rail b right-hand ends in parallel Dynamic motor b drive connections, the other end of drive lead screw b is held within the screw mandrel support frame of guide rail b left ends;The sliding block bottom Seat b correspondence guide rail b directions end symmetric is fixedly installed installing plate, and installing plate coordinates on drive lead screw b;

The electronic operation cabinet inside sets master controller and electron pressure determines device, and control pneumatic pinch inflation Device, air clamper a, the air driven pump of the pneumatic system gas circuit of air clamper b;The air driven pump, motor a and Motor b is connected by wire with master controller respectively;Display and operation are set on the front end face of the electronic operation cabinet Panel.

Further improvement of the utility model is:The air clamper a includes mobile cylinder a and mobile cylinder a Cylinder rod on the mobile platen a that is connected;The air clamper b includes the cylinder of mobile cylinder b and mobile cylinder b The mobile platen b being connected on bar.

Further improvement of the utility model is:On the fixed platen, mobile platen a, the front end face of mobile platen b It is provided for the rubber sheet gasket of sealing.

Further improvement of the utility model is:The motor a and motor b are stepper motor.

Compared with prior art, the beneficial effects of the utility model are:

The utility model provides a kind of airtight detector of mobile muffler, and structure is novel, reasonable in design, detection time is short, Efficiency high, and precision greatly improves, it is ensured that the product quality of muffler.The utility model includes for using cooperatively Hold-down support and two mobile support saddles, hold-down support are fixed on monitor station, and two mobile clamping devices can be in stepper motor Control under moved along guide rail, so as to adjust the distance between hold-down support and mobile support saddle and angle, to adapt to difference Length, the muffler detection of different size are required.

Pneumatic pinch aerating device of the present utility model, air clamper a, air clamper b use pneumatic driving Dynamic, action is quick, and it is convenient to start, safety and stability;The utility model determines device to the pressure in muffler using electron pressure Carry out real-time monitoring, can directly reading and stored record, reduce working strength, reduce the possibility of human error.

Rubber sheet gasket is additionally provided with fixed platen, mobile platen a, the front end face of mobile platen b, strengthens sealing effect Really, detection precision is improved.

Brief description of the drawings

Fig. 1 is the structural representation of conventional vehicle muffler;

Fig. 2 is the structural representation of the airtight detector of mobile muffler.

In figure, 1, monitor station, 12, electronic operation cabinet, 2, guide rail b, 3, guide rail a, 4-1, fixed after-poppet, 4-2, fixed gas Cylinder, 4-3, fixed fore-stock, 4-4, fixed base plate, 4-5, fixed platen, 5-1, mobile after-poppet a, 5-2, mobile cylinder a, 5- 3rd, mobile fore-stock a, 5-4, sliding block base a, 5-5, mobile platen a, 6-1, mobile after-poppet b, 6-2, mobile cylinder b, 6-3, Mobile fore-stock b, 6-4, sliding block base b, 6-5, mobile platen b, 7, installing plate, 8-1, drive lead screw a, 8-2, drive lead screw b, 9th, screw mandrel support frame, 10, motor a, 11, motor b, 12, electronic operation cabinet, 13, display, 14, guidance panel, 15th, muffler, 151, tail-gas catalyst, 152, air inlet pipe, 153, escaping pipe, 154, ring flange.

Specific embodiment

The technical scheme of this patent is described in more detail with reference to specific embodiment.

Refering to Fig. 2, a kind of airtight detector of mobile muffler, including monitor station 1 and electronic operation cabinet 12, the monitor station It is arranged with guide rail a3 and guide rail b2 on 1 in parallel.

Hold-down support is provided with monitor station 1, hold-down support is located at the right-hand end of guide rail a3.The hold-down support bag Include fixed base plate 4-4, fixed fore-stock 4-3, fixed after-poppet 4-1 and pneumatic pinch aerating device;Fixed base plate 4-4 passes through spiral shell Bolt is fixed on monitor station 1, and the arc opening for placing muffler is additionally provided with fixed fore-stock 4-3.The pneumatic clamps Tight aerating device is fixed on fixed after-poppet 4-1, and corresponding with the arc opening of fixed fore-stock 4-3;Pneumatic pinch is filled Device of air includes the fixed platen 4-5, the fixed platen 4- that fixed cylinder 4-2 is connected with the cylinder rod of fixed cylinder 4-2 5 are coaxially disposed with muffler 15 to be detected, and the rubber sheet gasket of sealing is provided on the front end face of fixed platen 4-5.Institute The center for stating fixed platen 4-5 offers air-filled pore, and air-filled pore is connected by high-pressure aerated pipe with the High Pressure Air Pipe Line of factory Connect;The control valve for realizing gas circuit opening and closing is provided with high-pressure aerated pipe.

Mobile support saddle a is installed on the guide rail a3, mobile support saddle a include sliding block base a5-4, mobile fore-stock a5-3, Mobile after-poppet a5-1 and air clamper a.The mobile fore-stock a5-3 is oppositely arranged with fixed fore-stock 4-3, is moving The arc opening for placing muffler is also equipped with dynamic fore-stock a5-3.Branch before the air clamper a correspondences are mobile The arc opening of frame a5-3 is arranged on mobile after-poppet a5-1;Air clamper a includes mobile cylinder a5-2 and mobile gas The mobile platen a5-5 being connected on the cylinder rod of cylinder a5-2, is provided for sealing on the front end face of the mobile platen a5-5 Rubber sheet gasket.The guide rail a3 tops set the drive lead screw a8-1 parallel with guide rail a3, and drive lead screw a8-1 is crossed before fixing Support 4-3 and fixed after-poppet 4-1, and be connected with the motor a10 being arranged on fixed after-poppet 4-1 lateral walls; The mobile fore-stock a5-3 of the mobile support saddle a5, mobile after-poppet a5-1 coordinate on drive lead screw a8-1;Driving Under the driving of motor a10, drive lead screw a8-1 drives mobile support saddle a, mobile support saddle a is slided along guide rail a3, realizes fixed branch The regulation of distance between seat and mobile support saddle a.

Set on the guide rail b2 and mobile support saddle b is installed, mobile support saddle b includes sliding block base b6-4, mobile fore-stock B6-3, mobile after-poppet b6-1 and air clamper b, mobile fore-stock b6-3 are set parallel to guide rail b2, mobile fore-stock The arc opening for placing muffler is also equipped with b6-3.The mobile fore-stock b6-3's of air clamper b correspondences Arc opening is arranged on mobile after-poppet b6-1;Air clamper b includes mobile cylinder b6-2's and mobile cylinder b6-2 The mobile platen b6-5 being connected on cylinder rod, is provided for the rubber blanket of sealing on the front end face of the mobile platen b6-5 Piece.Guide rail b2 top is arranged with two drive lead screw b8-2 in parallel, drive lead screw b8-2 be arranged on guide rail b2 right-hand ends The motor b11 drive connections in portion, the other end of drive lead screw b8-2 is held within the screw mandrel support frame 9 of guide rail b2 left ends On;The sliding block base b6-4 correspondence guide rail b2 directions end symmetric is fixedly installed installing plate 7, and the cooperation of installing plate 7 is arranged on On drive lead screw b8-2.Under the driving of motor b11, drive lead screw b8-2 drives mobile support saddle b, makes the mobile support saddle b can Slided along guide rail a, realize the regulation of distance and angle between hold-down support and mobile support saddle b.

Top inside the electronic operation cabinet 12 is provided with master controller and electron pressure determines device, under it is internal Side be provided with control pneumatic pinch aerating device, air clamper a, the pneumatic system gas circuit of air clamper b it is pneumatic Pump;The master controller distinguishes Electricity Federation air driven pump, control valve, motor a10 and motor b11, electronics pressure by wire Power determines device Electricity Federation hold-down support one end, the pressure change in monitor in real time muffler;The front end of the electronic operation cabinet 12 The display 13 for showing pressure data and the guidance panel 14 for personnel control are provided with face.

The motor a10 and motor b11 are stepper motor.

The utility model strong adaptability, if muffler is straight pipe type, from fixed support and mobile support a combined tests; If muffler has certain camber, from fixed support and mobile support b combined tests.It is with one with muffler to be detected Determine as a example by the muffler of camber, its air-leakage test process is:

According to muffler version to be detected from mobile support b;The air inlet pipe of muffler, escaping pipe are individually positioned in On fixed fore-stock, mobile fore-stock b, ring flange is set to be stuck at arc opening;Fixed cylinder and mobile cylinder a are driven, is made solid Level pressure disk and mobile platen a are pressed on the ring flange of muffler, realize pinch seal respectively;Open the control of high-pressure aerated pipe Valve, to being passed through pressure-air in muffler;Electron pressure determines device and carries out real-time monitoring to the pressure in muffler, and by electricity Display on child-operation cabinet shows that workman can directly read pressure value, and according to the change width of pressure value within a certain period of time Spend to determine whether muffler seals, it is very convenient simple.After being completed, the control valve of high-pressure aerated pipe is closed, then driven Dynamic fixed cylinder and mobile cylinder a, unclamp the clamping to muffler, you can remove.

The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party Formula, in the ken that one skilled in the relevant art possesses, can also be on the premise of this patent objective not be departed from Make a variety of changes.

Claims (4)

1. the airtight detector of a kind of mobile muffler, it is characterised in that:Including monitor station(1)With electronic operation cabinet(12), in inspection Scaffold tower(1)On be arranged with guide rail a in parallel(3)With guide rail b(2);
The guide rail a(3)Right-hand end set hold-down support;The hold-down support includes fixed base plate(4-4), it is fixed before branch Frame(4-3), fixed after-poppet(4-1)With pneumatic pinch aerating device;In fixed fore-stock(4-3)On be provided with for place disappear Sound device(15)Arc opening, the pneumatic pinch aerating device is arranged on fixed after-poppet(4-1)On, and with fixed fore-stock (4-3)Arc opening it is corresponding;The pneumatic pinch aerating device includes fixed cylinder(4-2)With fixed cylinder(4-2)'s The fixed platen that cylinder rod is connected(4-5), the fixed platen(4-5)With muffler to be detected(15)It is coaxially disposed;Institute State fixed platen(4-5)Center offer air-filled pore, the High Pressure Air Pipe Line phase that air-filled pore passes through high-pressure aerated pipe and factory Connection;The control valve for realizing gas circuit opening and closing is provided with high-pressure aerated pipe;
The guide rail a(3)On be provided with can be along guide rail a(3)The mobile support saddle a of displacement, mobile support saddle a include sliding block base a(5- 4), mobile fore-stock a(5-3), mobile after-poppet a(5-1)With air clamper a;The mobile fore-stock a(5-3)With it is solid Determine fore-stock(4-3)It is oppositely arranged, in mobile fore-stock a(5-3)On be also equipped with for placing muffler(15)Arc open Mouthful, the mobile fore-stock a of air clamper a correspondences(5-3)Arc opening be arranged on mobile after-poppet a(5-1)On;Institute State guide rail a(3)Top is set and guide rail a(3)Parallel drive lead screw a(8-1), drive lead screw a(8-1)Cross fixed fore-stock (4-3)With fixed after-poppet(4-1), and be arranged on fixed after-poppet(4-1)Motor a on lateral wall(10)Transmission connects Connect;The mobile support saddle a(5)Mobile fore-stock a(5-3), mobile after-poppet a(5-1)Coordinate and be arranged on drive lead screw a(8- 1)On;
The guide rail b(2)Upper setting is provided with mobile support saddle b, and mobile support saddle b includes sliding block base b(6-4), mobile fore-stock b (6-3), mobile after-poppet b(6-1)With air clamper b, mobile fore-stock b(6-3)Parallel to guide rail b(2)Set, it is mobile Fore-stock b(6-3)On be also equipped with for placing muffler(15)Arc opening;The air clamper b correspondences are moved Fore-stock b(6-3)Arc opening be arranged on mobile after-poppet b(6-1)On;The guide rail b(2)Top is arranged with two in parallel Drive lead screw b(8-2), drive lead screw b(8-2)Be arranged on guide rail b(2)The motor b of right-hand end(11)Drive connection, Drive lead screw b(8-2)The other end be held within guide rail b(2)The screw mandrel support frame of left end(9)On;The sliding block base b (6-4)Correspondence guide rail b(2)Direction end symmetric is fixedly installed installing plate(7), installing plate(7)Coordinate and be arranged on drive lead screw b (8)On;
The electronic operation cabinet(12)Inside sets master controller and electron pressure determines device, and control pneumatic pinch inflation Device, air clamper a, the air driven pump of the pneumatic system gas circuit of air clamper b;The air driven pump, motor a (10)With motor b(11)It is connected with master controller by wire respectively;The electronic operation cabinet(12)Front end face on set Put display(13)And guidance panel(14).
2. the airtight detector of a kind of mobile muffler according to claim 1, it is characterised in that:The air clamper A includes mobile cylinder a(5-2)With mobile cylinder a(5-2)Cylinder rod on the mobile platen a that is connected(5-5);It is described pneumatic Clamping device b includes mobile cylinder b(6-2)With mobile cylinder b(6-2)Cylinder rod on the mobile platen b that is connected(6-5).
3. the airtight detector of a kind of mobile muffler according to claim 2, it is characterised in that:The fixed platen(4- 5), mobile platen a(5-5), mobile platen b(6-5)Front end face on be provided for sealing rubber sheet gasket.
4. the airtight detector of a kind of mobile muffler according to claim 2, it is characterised in that:The motor a (10)With motor b(11)It is stepper motor.
CN201621278112.4U 2016-11-27 2016-11-27 A kind of airtight detector of mobile muffler CN206208476U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621278112.4U CN206208476U (en) 2016-11-27 2016-11-27 A kind of airtight detector of mobile muffler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621278112.4U CN206208476U (en) 2016-11-27 2016-11-27 A kind of airtight detector of mobile muffler

Publications (1)

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CN206208476U true CN206208476U (en) 2017-05-31

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CN201621278112.4U CN206208476U (en) 2016-11-27 2016-11-27 A kind of airtight detector of mobile muffler

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107655631A (en) * 2017-09-22 2018-02-02 太仓市高泰机械有限公司 A kind of muffler leak test equipment
CN109211495A (en) * 2018-10-26 2019-01-15 苏州岸肯电子科技有限公司 A kind of silencer leak-testing apparatus
CN109752151A (en) * 2018-12-30 2019-05-14 珠海市广源信科技有限公司 A kind of muffler measuring device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107655631A (en) * 2017-09-22 2018-02-02 太仓市高泰机械有限公司 A kind of muffler leak test equipment
CN109211495A (en) * 2018-10-26 2019-01-15 苏州岸肯电子科技有限公司 A kind of silencer leak-testing apparatus
CN109752151A (en) * 2018-12-30 2019-05-14 珠海市广源信科技有限公司 A kind of muffler measuring device

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