CN105181261A - Welding tightness detection machine and method using detection machine to detect welding tightness - Google Patents

Welding tightness detection machine and method using detection machine to detect welding tightness Download PDF

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Publication number
CN105181261A
CN105181261A CN201510567113.4A CN201510567113A CN105181261A CN 105181261 A CN105181261 A CN 105181261A CN 201510567113 A CN201510567113 A CN 201510567113A CN 105181261 A CN105181261 A CN 105181261A
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China
Prior art keywords
workpiece
work piece
cylinder
sealing
vertical movement
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CN201510567113.4A
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Chinese (zh)
Inventor
程文才
张耀心
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南通市通润汽车零部件有限公司
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Priority to CN201510268073 priority Critical
Priority to CN2015102680733 priority
Application filed by 南通市通润汽车零部件有限公司 filed Critical 南通市通润汽车零部件有限公司
Priority to CN201510567113.4A priority patent/CN105181261A/en
Publication of CN105181261A publication Critical patent/CN105181261A/en

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Abstract

The invention relates to a welding tightness detection machine. The welding tightness detection machine comprises a work table, a liquid container which is arranged at the lower part of the work table, a workpiece placing tooling, a vertical movement device which is connected with the workpiece placing tooling and drives the workpiece placing tooling to vertically move to enable the workpiece placing tooling to lift together with a workpiece to come into or out of a container, a sealing positioning device which is arranged at the upper part of the workpiece placing tooling, a workpiece rotation device, a pressurizing mechanism which is arranged on the workpiece placing tooling, and a control device which is in communication connection with the vertical movement device, the sealing positioning device and the pressurizing mechanism. The invention further discloses a method using the detection machine to detect welding tightness. Through a first cylinder and a second cylinder, the welding tightness detection machine realizes the whole processes of workpiece clamping and positioning and tightness detection. The whole device has the advantages of simple structure, reliable work and simple process, and is particularly suitable for the tightness detection of a cylinder, a fuel tank, a welding pipe and the like.

Description

A kind of welding airtightness detects machine and uses the method for this detection machine testing welding airtightness

Technical field

The present invention relates to a kind of air-leakage test machinery, be specifically related to a kind of method that welding airtightness detects machine and uses this detection machine testing welding airtightness.

Background technology

The sealing detecting pipe fitting welding adopts air pressure detection method usually, but conventional pressure test device adopts manual clamping, manually connects pressurization air pipe, utilize air cylinder driven workpiece to enter in container and carry out sealing propertytest, during detection, whether observer is reliable in order to connect Work piece sealing, must not stop to rotate around workpiece to observe.And existing detection machine, complicated structure, functional reliability is low, and the fixing grade of clamping is more loaded down with trivial details, and production efficiency is not high.

Summary of the invention

For deficiency of the prior art, the object of this invention is to provide the welding airtightness that a kind of clamping structure is simple, production efficiency is high, automaticity is high and detect machine.

The technical scheme that the present invention solves the problems of the technologies described above is, a kind of welding airtightness detects machine, comprise worktable, be arranged on the liquid container of worktable bottom, work piece frock, also comprise: vertical movement device, this vertical movement device is connected with work piece frock, drive the vertical movement of work piece frock, and make work piece frock and workpiece one lifting to enter or to leave container; Be arranged on the sealing locating device on work piece frock top, for Work piece sealing is positioned at work piece frock; Workpiece rotating device, for rotating the workpiece putting into liquid container, observes air tightness of workpiece in fixed position with person who happens to be on hand for an errand; Pressing mechanism, is arranged at work piece frock place, for filling pressure gas to sealing workpiece; Control device, communicates with vertical movement device, sealing locating device and pressing mechanism and is connected, and runs for controlling detection machine.

Further, this control device comprises the sensing apparatus that sensing work piece frock exists workpiece, this sensing apparatus can be photoelectric sensor or weight sensor, after sensing apparatus has measured workpiece placement, control device controls sealing locating device and seals workpiece, control pressing mechanism and fill pressure gas to the inside workpiece of sealing, and control vertical movement device and drive work piece frock to decline with workpiece to enter in liquid container.Thus this detection machine achieves the technological process of automated exchanged cutter, automatically detection, artificial judgment sealing.

In addition, this vertical movement device comprises the first cylinder being arranged on worktable top, and the first cylinder is arranged on the top board of bench-top by the first cylinder block, and the first cylinder rod end of described first cylinder is connected with the top of work piece frock.First cylinder under control of the control means, can drive work piece frock decline together with workpiece or rise.

As improvement, the second web joint that the web joint at work piece frock top comprises the first web joint and is fixedly connected with the first web joint, base plate is provided with bottom work piece frock, base plate is provided with the base of place work piece, described work piece frock is provided with one or more vertical movement guide pillar, one end of described vertical movement guide pillar is fixed on the second web joint, and slip is arranged in the first cylinder block, first cylinder rod end winding support connects the first cylinder head portions pressure head, and described first cylinder head portions pressure head is fixed on the second web joint by pressing plate.

Described pressing mechanism comprises the compression gas pipe be arranged on base or sealing termination, and described compression gas pipe is connected with workpiece lumen by the connecting hole be arranged on base or sealing termination.

Sealing locating device comprises the second cylinder being arranged on work piece frock top, the second cylinder rod is provided with the sealing termination for airtight workpiece end, and sealing bottom, termination is provided with sealed bolster plate.

Further, this Workpiece rotating device comprises the follower gear be arranged on the second cylinder, second cylinder is rotatably connected on the first web joint of work piece frock by bearing, the base of place work piece is rotatably arranged on base plate by bearing, work piece frock is provided with the driving gear engaged with follower gear of driven by servomotor, drives follower gear to rotate together with the second cylinder, workpiece, base.

Alternatively, Workpiece rotating device is arranged on cylinder block, cylinder block is provided with cylinder block pressing plate, cylinder block pressing plate is arranged between the first pressing plate, the second pressing plate by bearing, and can rotate relative to two pressing plates, top board is provided with the through hole passed for vertical movement guide pillar, the first cylinder rod, cylinder block is provided with gear wheel, is provided with drive unit on the table.

Also comprise the sensing device be arranged on liquid container, this sensing device is CCD camera head, and described CCD camera head is made a video recording to workpiece situation in a liquid, judges the impermeability of workpiece.

Utilize described welding airtightness to detect a method for machine testing welding airtightness, principal feature is,

The first step, is placed in work piece frock by workpiece;

Second step, the sensing device senses of start button or control device is to the existence of workpiece, and control device controls sealing locating device 2 pairs of workpiece and seals;

3rd step, after Work piece sealing, control device controls pressing mechanism and fills pressure gas to the inside workpiece sealed;

4th step, control device controls vertical movement device and drives work piece frock to enter in liquid container with workpiece decline;

Whether the 5th step, have bubble in manual observation liquid, judge air tightness of workpiece;

6th step, vertical movement device drives work piece frock to rise together in company with workpiece and leaves liquid container, and pressing mechanism is to workpiece pressure release, and sealing locating device leaves workpiece, manually takes off workpiece.

As the improvement to said method, after the 4th step, substitute above-mentioned 5th step process or by above-mentioned 5th step process as a supplement, also be provided with automatic impermeability and judge technique, by arranging CCD camera head on liquid container, by the picture transfer of shooting to after-treatment system, judge in liquid container, whether have bubble to produce.

After described 4th step, also comprise the technique that workpiece is rotated;

In described 3rd step, pressing mechanism fills compression pressure position 0.1MPa-0.9MPa to inside workpiece.。

Beneficial effect of the present invention is, this welding airtightness detects first cylinder, second cylinder of machine by arranging, achieve the overall process of clamping workpiece, location and air-leakage test respectively, by workpiece rotating driving device, realize, to workpiece 360 degree of comprehensive detections, also can utilizing sensing device, automatic decision is carried out to the impermeability of workpiece, whole apparatus structure is simple, and reliable operation, technological process is succinct.Be particularly suitable for the air-leakage test of cylinder, oil cylinder, weld pipe etc.

Accompanying drawing explanation

Fig. 1 is the front view that welding airtightness of the present invention detects machine;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the vertical view of Fig. 1;

Fig. 4 is the view that the present invention is in airtight detection position;

Fig. 5 is B portion enlarged drawing in Fig. 1;

Fig. 6 is the enlarged diagram of Workpiece rotating device one specific embodiment of the present invention;

Fig. 7 is the schematic diagram of another embodiment of Workpiece rotating device of the present invention;

Fig. 8 is C portion enlarged drawing in Fig. 7.

Description of reference numerals:

Workpiece 01, vertical movement device 1, first cylinder 11, first cylinder rod 111, first cylinder piston 112, first cylinder block 12, first cylinder head portions pressure head 13, pressing plate 14, vertical movement guide pillar 15, to tracheae 16, location sealing device 2, second cylinder 21, outer rotor 211, driving gear 212, servomotor 213, fixing intermediate plate 214, second cylinder base plate 215, spacer 216, sealing termination 22, sealed bolster plate 23, work piece frock 3, tie rod 31, first web joint 32, second web joint 33, base plate 34, base 35, compression gas pipe 351, worktable 4, top board 41, support 42, container 6, cylinder block pressing plate 121, first pressing plate 122, second pressing plate 123, gear wheel 124, pinion wheel 125, drive unit 126.

Embodiment

As shown in Fig. 1,2,3,5, this welding airtightness detects machine and comprises worktable 4, is arranged on liquid container 6, the work piece frock 3 of worktable 4 bottom, also comprise: vertical movement device 1, this vertical movement device 1 is connected with work piece frock 3, drive the vertical movement of work piece frock 3, and make work piece frock 3 and workpiece one lifting to enter or to leave container 6; Be arranged on the sealing locating device 2 on work piece frock 3 top, for Work piece sealing is positioned at work piece frock 3; Workpiece rotating device, for rotating the workpiece 01 putting into liquid container 6, observes air tightness of workpiece in fixed position with person who happens to be on hand for an errand; Pressing mechanism, is arranged at work piece frock 3 place, for filling pressure gas to sealing workpiece.Control device, communicates with vertical movement device, sealing locating device and pressing mechanism and is connected, and runs for controlling detection machine.

Vertical movement device 1 comprises the first cylinder 11 being arranged on worktable 4 top, first cylinder 11 is connected on the first cylinder block 12, first cylinder block 12 is fixedly installed on the top board 41 at worktable 4 top by screw, first cylinder has the first cylinder piston 112 and is connected with the top of work piece frock 3 with the first cylinder rod 111, first cylinder rod 111 end that the first cylinder piston 112 is connected.As seen from Figure 1, the second web joint 33 that the web joint at work piece frock 3 top is comprised the first web joint 32 and is fixedly connected with by screw with the first web joint 32, first cylinder rod 111 end is fixedly connected with the first cylinder head portions pressure head 13 by screw thread and set nut, and this first cylinder head portions pressure head 13 is fixed by the pressing plate 14 be fixedly connected on by screw on the second web joint 33.This first cylinder head portions pressure head 13 can be square or step cutting pattern shape structure, and correspondingly, pressing plate 14, for having the structure in square stepped hole or step cutting pattern hole, positions to coordinate with end pressure head 13.Base plate 34 is provided with bottom work piece frock 3, base plate 34 is provided with the base 35 of place work piece, described work piece frock 3 is provided with one or more vertical movement guide pillar 15, one end of described vertical movement guide pillar 15 is fixed on the second web joint 33, and slip is arranged in the first cylinder block 12.

Sealing locating device 2 has the second cylinder 21 being arranged on work piece frock 3 top, second cylinder rod is provided with the sealing termination 22 for airtight workpiece end, sealing bottom, termination 22 is provided with sealed bolster plate 23, sealed bolster plate 23 can be rubber blanket, second cylinder 21 drives cylinder rod to decline, and driving sealing termination 22, sealed bolster plate 23 seal workpiece end together with the base 35 of workpiece 01 bottom.

As shown in Figure 2, described pressing mechanism comprises the compression gas pipe 351 be arranged on base 35, and this compression gas pipe 351 is connected with compressed gas source, is connected, base 35 can arrange seal gasket by the connecting hole 352 being arranged at base 35 with workpiece lumen.In addition, also compression gas pipe can be set on sealing termination 22, correspondingly on sealing termination 22, sealed bolster plate 23, be provided with the connecting hole be connected with workpiece lumen.After sealing locating device 2 pairs of workpiece 01 two ends sealings, can fill compressed gas by compression gas pipe 351 to workpiece lumen, if workpiece welding is bad, the workpiece being filled with compressed gas has bubble in a liquid and produces, thus can judge the sealing of workpiece.

In addition, in order to carry out the comprehensive observation of 360 degree to workpiece, be provided with Workpiece rotating device, as shown in Figure 6, for a kind of embodiment of Workpiece rotating device, in the present embodiment, this Workpiece rotating device comprises the follower gear 211 be arranged on the second cylinder 21, this follower gear 211 can be arranged in a side end panel of the second cylinder, or it is integrally formed with a side end panel, second cylinder 21 and the second cylinder base plate 215 are connected, can relatively be rotatably provided on fixing intermediate plate 214 by bearing on the downside of second cylinder base plate 215, this fixing intermediate plate 214 is fixedly installed in work piece frock 3, as shown in the figure, this fixing intermediate plate 214 is fixed by relative first web joint 32 of spacer 216, bearing arrangement is provided with between the second cylinder base plate 215 and the first web joint 32, thus the second cylinder 21 and sealing termination 22, sealed bolster plate 23 can be laid frock 3 and rotates by opposite piece together.The base 35 of place work piece is rotatably arranged on base plate 34 by bearing, fixing intermediate plate 214 in work piece frock 3 is provided with servomotor 213, it drives driving gear 212, drives follower gear 211 to rotate together with the second cylinder 21, workpiece, base 35.

Described control device comprises the sensing apparatus whether sensing work piece frock 3 exists workpiece, this sensing apparatus can be photoelectric sensor or weight sensor, after sensing apparatus has measured workpiece placement, the second cylinder 21 that control device controls sealing locating device 2 works, workpiece end is sealed, then control pressing mechanism and fill pressure gas by compression gas pipe 351 to the inside workpiece sealed, the air pressure of pressure gas can be 0.1MPa-0.9MPa, generally at about 0.5MPa.In pressure process or after having pressurizeed, control device controls the first cylinder 11 action of vertical movement device 1, first cylinder rod 111 drives work piece frock 3 under the guiding of vertical movement guide pillar 15, enter in the liquid in liquid container 6 with workpiece decline, then the servomotor 213 of control device control Workpiece rotating device works, whether drive the second cylinder relative to work piece frock 3 slow circumvolve 360 degree together with workpiece, being convenient to eye-observation has bubble to emerge.

As Fig. 7, shown in 8, as the replacement of Fig. 6 workpiece rotation mode, Workpiece rotating device can also be arranged on cylinder block 12, as shown in Figure 7, cylinder block 12 is provided with cylinder block pressing plate 121, cylinder block pressing plate 121 is arranged on the first pressing plate 122 by bearing, between second pressing plate 123, and can rotate relative to two pressing plates, top board 41 is provided with for vertical movement guide pillar 15, the through hole that first cylinder rod 111 passes, thus drive vertical movement device 1, work piece device 3 entirety rotates in the lump, cylinder block 12 is provided with gear wheel 124, worktable 4 is provided with drive unit 126, drive unit 126 can be servomotor, drive unit 126 drives pinion wheel 125 to rotate, gear wheel 124 is driven to drive above-mentioned vertical movement device 1, work piece device 3 rotates together, achieve the rotary motion of workpiece.The general rotating 360 degrees of workpiece, detect complete at air tightness of workpiece, Workpiece rotating device automatic rotary, is returned to initialization position.In specific works, in pressure process or after having pressurizeed, control device controls the first cylinder 11 action of vertical movement device 1, first cylinder rod 111 drives work piece frock 3 under the guiding of vertical movement guide pillar 15, enter in the liquid in liquid container 6 with workpiece decline, then the servo drive 126 of control device control Workpiece rotating device works, drive the first cylinder block 12 to drive vertical movement device 1, work piece frock 3 slow circumvolve 360 degree, air tightness of workpiece is observed.

Be illustrated in figure 4 the schematic diagram that the present invention is in airtight detection position, now the first cylinder 11, second cylinder 21 is in working position, and work piece frock 3 is in extreme lower position.After air-leakage test completes, first cylinder 11 rises, work piece frock 3 is taken out by liquid container, after pressing mechanism carries out pressure release to workpiece, second cylinder 21 action, make sealing termination 22, sealed bolster plate 23 leave workpiece end, take off workpiece this moment, complete whole airtightness test technology.

In order to can automatic decision impermeability, also sensing device can be set on liquid container in device, this sensing device is CCD camera head, this CCD camera head is made a video recording to workpiece situation in a liquid, and by image transmitting to processing terminal, image is processed, judges the impermeability of workpiece.

The invention still further relates to a kind of method utilizing described welding airtightness to detect machine testing welding airtightness, principal feature is,

The first step, is placed in work piece frock 3 by workpiece; Second step, the sensing device senses of start button or control device is to the existence of workpiece, and control device controls sealing locating device 2 pairs of workpiece and seals; 3rd step, after Work piece sealing, control device controls pressing mechanism and fills pressure gas to the inside workpiece sealed; 4th step, control device controls vertical movement device 1 and drives work piece frock 2 to enter in liquid container 6 with workpiece decline; Whether the 5th step, have bubble in manual observation liquid, judge air tightness of workpiece; Vertical movement device drives work piece frock 2 to rise together in company with workpiece and leaves liquid container 6, and pressing mechanism is to workpiece pressure release, and sealing locating device 2 leaves workpiece, manually takes off workpiece.

Alternatively, after the 4th step, substitute above-mentioned 5th step process or by above-mentioned 5th step process as a supplement, also be provided with automatic impermeability and judge technique, by arranging CCD camera head on liquid container, by the picture transfer of shooting to after-treatment system, judge in liquid container, whether have bubble to produce.

After described 4th step, also comprise the technique that workpiece is rotated;

In described 3rd step, pressing mechanism fills compression pressure position 0.1MPa-0.8MPa to inside workpiece.

Claims (12)

1. welding airtightness detects a machine, comprises worktable (4), is arranged on the liquid container (6) of worktable (4) bottom, work piece frock (3), it is characterized in that, also comprise:
Vertical movement device (1), this vertical movement device (1) is connected with work piece frock (3), drive work piece frock (3) vertical movement, and make work piece frock (3) and workpiece one lifting to enter or to leave liquid container (6);
Be arranged on the sealing locating device (2) on work piece frock (3) top, for Work piece sealing being positioned at work piece frock (3);
Workpiece rotating device, for rotating the workpiece putting into liquid container (6), observes air tightness of workpiece in fixed position with person who happens to be on hand for an errand;
Pressing mechanism, is arranged at work piece frock (3) place, for filling pressure gas to sealing workpiece;
Control device, communicates with vertical movement device, sealing locating device and pressing mechanism and is connected, and runs for controlling detection machine.
2. welding airtightness according to claim 1 detects machine, it is characterized in that, described control device comprises the sensing apparatus that sensing work piece frock exists workpiece, after sensing apparatus has measured workpiece placement, control device controls sealing locating device (2) and seals workpiece, control pressing mechanism to sealing inside workpiece fill pressure gas, and control vertical movement device (1) drive work piece frock (3) with workpiece decline enter in liquid container (6).
3. welding airtightness according to claim 2 detects machine, it is characterized in that, described vertical movement device (1) comprises the first cylinder (11) being arranged on worktable (4) top, first cylinder (11) is arranged on the top board (41) at worktable (4) top by the first cylinder block (12), and the first cylinder rod (111) end of described first cylinder (11) is connected with the top of work piece frock (3).
4. welding airtightness according to claim 3 detects machine, it is characterized in that, the second web joint (33) that the web joint at work piece frock (3) top comprises the first web joint (32) and is fixedly connected with the first web joint (32), work piece frock (3) bottom is provided with base plate (34), base plate (34) is provided with the base (35) of place work piece, described work piece frock (3) is provided with one or more vertical movement guide pillar (15), one end of described vertical movement guide pillar (15) is fixed on the second web joint (33), and slip is arranged in the first cylinder block (12), first cylinder rod (111) end winding support connects the first cylinder head portions pressure head (13), described first cylinder head portions pressure head (13) is fixed on the second web joint (33) by pressing plate (14).
5. welding airtightness according to claim 4 detects machine, it is characterized in that, described pressing mechanism comprises the compression gas pipe (351) be arranged in base (35) or sealing termination (22), and described compression gas pipe (351) is connected with workpiece lumen by the connecting hole be arranged in base (35) or sealing termination (22).
6. detect machine according to the arbitrary described welding airtightness of claim 1-5, it is characterized in that, sealing locating device (2) comprises the second cylinder (21) being arranged on work piece frock (3) top, second cylinder rod is provided with the sealing termination (22) for airtight workpiece end, sealing termination (22) bottom is provided with sealed bolster plate (23).
7. welding airtightness according to claim 6 detects machine, it is characterized in that, described Workpiece rotating device comprises the follower gear (211) be arranged on the second cylinder (21), second cylinder (21) is rotatably connected on first web joint (32) of work piece frock (3) by bearing, the base (35) of place work piece is rotatably arranged on base plate (34) by bearing, work piece frock (3) is provided with the driving gear (212) engaged with follower gear (211) that servomotor (213) drives, drive follower gear (211) with the second cylinder (21), workpiece, base (35) rotates together.
8. welding airtightness according to claim 6 detects machine, it is characterized in that, described Workpiece rotating device is arranged on cylinder block (12), cylinder block (12) is provided with cylinder block pressing plate (121), cylinder block pressing plate (121) is arranged on the first pressing plate (122) by bearing, between second pressing plate (123), and can rotate relative to two pressing plates, top board (41) is provided with for vertical movement guide pillar (15), the through hole that first cylinder rod (111) passes, cylinder block (12) is provided with gear wheel (124), worktable (4) is provided with drive unit (126).
9. the welding airtightness according to claim 7 or 8 detects machine, it is characterized in that, also comprise the sensing device be arranged on liquid container, this sensing device is CCD camera head, described CCD camera head is made a video recording to workpiece situation in a liquid, judges the impermeability of workpiece.
10. utilize the welding airtightness described in claim 1-9 to detect a method for machine testing welding airtightness, it is characterized in that,
The first step, is placed in work piece frock (3) by workpiece;
Second step, the sensing device senses of start button or control device is to the existence of workpiece, and control device controls sealing locating device (2) and seals workpiece;
3rd step, after Work piece sealing, control device controls pressing mechanism and fills pressure gas to the inside workpiece sealed;
4th step, control device controls vertical movement device (1) and drives work piece frock (2) to enter in liquid container (6) with workpiece decline;
Whether the 5th step, have bubble in manual observation liquid, judge air tightness of workpiece;
6th step, vertical movement device drives work piece frock (2) to rise together in company with workpiece and leaves liquid container (6), and pressing mechanism is to workpiece pressure release, and sealing locating device (2) leaves workpiece, manually takes off workpiece.
11. methods according to claim 10, is characterized in that,
After the 4th step, substitute above-mentioned 5th step process or by above-mentioned 5th step process as a supplement, be also provided with automatic impermeability and judge technique, by arranging CCD camera head on liquid container, by the picture transfer of shooting to after-treatment system, judge in liquid container, whether have bubble to produce.
12. methods according to claim 10 or 11, is characterized in that,
After described 4th step, also comprise the technique that workpiece is rotated;
In described 3rd step, pressing mechanism fills compression pressure position 0.1MPa-0.9MPa to inside workpiece.
CN201510567113.4A 2015-05-22 2015-09-08 Welding tightness detection machine and method using detection machine to detect welding tightness CN105181261A (en)

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Application Number Priority Date Filing Date Title
CN201510268073 2015-05-22
CN2015102680733 2015-05-22
CN201510567113.4A CN105181261A (en) 2015-05-22 2015-09-08 Welding tightness detection machine and method using detection machine to detect welding tightness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510567113.4A CN105181261A (en) 2015-05-22 2015-09-08 Welding tightness detection machine and method using detection machine to detect welding tightness

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105466648A (en) * 2015-12-24 2016-04-06 宁波力品格工业机械有限公司 Gas tightness detection mechanism of vibration damper welding machine
CN105628316A (en) * 2016-03-26 2016-06-01 宁波市宇华电器有限公司 Steel-plastic adapter sealing detection device
CN105675215A (en) * 2016-01-04 2016-06-15 西安航天动力技术研究所 Hydraulic air pressure test device
CN105738094A (en) * 2016-02-29 2016-07-06 菏泽海诺知识产权服务有限公司 Test device for elasticity nonmetal sealing gasket water resistance aging performance
CN106441722A (en) * 2016-12-20 2017-02-22 镇江创智特种合金科技发展有限公司 Rotating device special for leakage test machine
CN106768673A (en) * 2016-12-16 2017-05-31 常州大学 A kind of new valve body air-tightness detection device
CN106768720A (en) * 2016-12-30 2017-05-31 无锡明珠钢球有限公司 Welding pipe sealing test device
CN108287039A (en) * 2017-11-25 2018-07-17 江山行诚科技信息咨询服务有限公司 Fire extinguisher tube leak checking mechanism

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085349A (en) * 1983-10-17 1985-05-14 Kazuyuki Yokoe Method and apparatus for checking leakage of drum
JPH07333099A (en) * 1994-06-09 1995-12-22 Enkei Kk Device for testing airtightness
FR2760271A1 (en) * 1997-02-28 1998-09-04 Erope Tyre testing apparatus
CN201497618U (en) * 2009-09-04 2010-06-02 常州机电职业技术学院 Water passage leak tester for cylinder head of diesel engine
CN203231873U (en) * 2013-05-03 2013-10-09 云南省玉溪市太标太阳能设备有限公司 Seam detection machine for solar heat-collecting square pipes
CN103471793A (en) * 2013-09-16 2013-12-25 新兴铸管股份有限公司 Metal-pipe leakage automatic detection system
CN103868657A (en) * 2014-03-25 2014-06-18 中信戴卡股份有限公司 Rotary type vehicle-wheel airtightness detection machine
CN203785851U (en) * 2014-03-20 2014-08-20 山西皇城相府中道能源有限公司 Lithium ion battery automation leakage detection equipment

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085349A (en) * 1983-10-17 1985-05-14 Kazuyuki Yokoe Method and apparatus for checking leakage of drum
JPH07333099A (en) * 1994-06-09 1995-12-22 Enkei Kk Device for testing airtightness
FR2760271A1 (en) * 1997-02-28 1998-09-04 Erope Tyre testing apparatus
CN201497618U (en) * 2009-09-04 2010-06-02 常州机电职业技术学院 Water passage leak tester for cylinder head of diesel engine
CN203231873U (en) * 2013-05-03 2013-10-09 云南省玉溪市太标太阳能设备有限公司 Seam detection machine for solar heat-collecting square pipes
CN103471793A (en) * 2013-09-16 2013-12-25 新兴铸管股份有限公司 Metal-pipe leakage automatic detection system
CN203785851U (en) * 2014-03-20 2014-08-20 山西皇城相府中道能源有限公司 Lithium ion battery automation leakage detection equipment
CN103868657A (en) * 2014-03-25 2014-06-18 中信戴卡股份有限公司 Rotary type vehicle-wheel airtightness detection machine

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105466648A (en) * 2015-12-24 2016-04-06 宁波力品格工业机械有限公司 Gas tightness detection mechanism of vibration damper welding machine
CN105466648B (en) * 2015-12-24 2018-09-21 宁波力品格工业机械有限公司 A kind of air tightness detection mechanism of damper bonding machine
CN105675215A (en) * 2016-01-04 2016-06-15 西安航天动力技术研究所 Hydraulic air pressure test device
CN105738094A (en) * 2016-02-29 2016-07-06 菏泽海诺知识产权服务有限公司 Test device for elasticity nonmetal sealing gasket water resistance aging performance
CN105628316A (en) * 2016-03-26 2016-06-01 宁波市宇华电器有限公司 Steel-plastic adapter sealing detection device
CN106768673A (en) * 2016-12-16 2017-05-31 常州大学 A kind of new valve body air-tightness detection device
CN106768673B (en) * 2016-12-16 2018-12-28 常州大学 A kind of valve body air-tightness detection device
CN106441722A (en) * 2016-12-20 2017-02-22 镇江创智特种合金科技发展有限公司 Rotating device special for leakage test machine
CN106768720A (en) * 2016-12-30 2017-05-31 无锡明珠钢球有限公司 Welding pipe sealing test device
CN108287039A (en) * 2017-11-25 2018-07-17 江山行诚科技信息咨询服务有限公司 Fire extinguisher tube leak checking mechanism

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