CN202033159U - Air tightness detector for car lamps - Google Patents

Air tightness detector for car lamps Download PDF

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Publication number
CN202033159U
CN202033159U CN2011200906465U CN201120090646U CN202033159U CN 202033159 U CN202033159 U CN 202033159U CN 2011200906465 U CN2011200906465 U CN 2011200906465U CN 201120090646 U CN201120090646 U CN 201120090646U CN 202033159 U CN202033159 U CN 202033159U
Authority
CN
China
Prior art keywords
airtight
cylinder
lamp housing
clamping
air
Prior art date
Application number
CN2011200906465U
Other languages
Chinese (zh)
Inventor
金如河
许志国
杨欢
黄泽海
张莹
姚少卿
何志新
Original Assignee
长城汽车股份有限公司
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.)
Filing date
Publication date
Application filed by 长城汽车股份有限公司 filed Critical 长城汽车股份有限公司
Priority to CN2011200906465U priority Critical patent/CN202033159U/en
Application granted granted Critical
Publication of CN202033159U publication Critical patent/CN202033159U/en

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Abstract

The utility model relates to a car lamp detector, in particular to an air tightness detector for car lamps. The air tightness detector comprises a clamping mechanism and an inflating mechanism which are fixedly arranged on a bottom board (5), wherein the clamping mechanism is arranged on the bottom board (5) according to the shape of a lamp housing to be detected, the inflating mechanism is provided with an airtight head (1) which is hermetically matched with the clamped lamp housing at the position of a vent hole, and the airtight head (1) is provided with an air channel (11) communicated with the vent hole of the lamp housing when the lamp housing is clamped. By adoption of the technical scheme, the air tightness detector avoids the occurrence of fake air tightness qualification phenomenon, is accurate in the detection result and prevents occurrence of disqualified products; and meanwhile, the clamping devices of the detector can be arranged at effective places selected from the car lamps without use of a manner that epoxy resin and simulated condensate mask shape are positioned, so that the materials are saved and waste due to repeated positioning can be avoided.

Description

The automobile lamp air-tightness detection device

Technical field

The utility model relates to a kind of pick-up unit of automobile lamp, relates in particular to a kind of automobile lamp air-tightness detection device.

Background technology

Frock clamp is to be used in process of production workpiece being carried out clamping or location, reaches the special equipment or the instrument of certain technological requirement.Frock clamp has important role in automated production.Frock clamp can fixed product and instrument, thereby the both hands of having liberated the people can carry out other both hands operation, and used frock all designs and produces with the most suitable this product and manually-operated principle, thereby has improved production efficiency to a certain extent.Existing automobile lamp impermeability detects the frock rough structure and comprises the location chucking and fill survey gas two great institutions; they are many to be skeleton with the PVC plate; be fixed on the lower bolster; fill profiling according to the face shield shape with epoxy resin and hardening agent 1:1 potpourri then, wait to solidify the sticking one deck dermatine protecting mask of back refacing and be not damaged.Cope match-plate pattern fixedly fills the airometer structure.Cylinder drives airtight head and moves downward when surveying gas, and the airtight head of inductor induction puts in place and inflates, and is inflated to set pressurize behind the air pressure, finally finishes airtight detection by the pressure differential in the observation dwell time section.Yet the airtight detection frock of existing light fixture is according to the shape localization of face shield, and face shield is downward, and when carrying out airtight detection, cylinder makes face shield push the position of the glue groove of lamp housing to pressing down lamp housing, exists the qualified phenomenon of airtight vacation; The airtight detection frock of existing light fixture does not have location adjusting device, and long-term use can not guarantee the frock precision, and the airtight detection frock of existing light fixture must be carrier with airtight special plane, relies on master cylinder to drive cope match-plate pattern and moves up and down, and dependence is strong.

The utility model content

For solving the deficiencies in the prior art, the utility model provides the quality that can effectively guarantee the light fixture product, has avoided the airtight vacation of automobile lamp to close the automobile lamp air-tightness detection device that phenomenon takes place, it is simple in structure, is easy to through engineering approaches batch process, cheap.

For achieving the above object, automobile lamp air-tightness detection device of the present utility model, comprise the clamping body, the inflation mechanism that are fixedly mounted on the base plate, clamping body is arranged on the base plate according to lamp housing shape to be detected, described inflation mechanism have with the chucking lamp housing in its air hole position the salable airtight head that cooperates, when lamp housing tightened, this airtight head had the gas circuit that is connected with the lamp housing air hole.

As the improvement of aforesaid way, this pick-up unit also comprises the back-up block that is fixed on the base plate.

As qualification to aforesaid way, described clamping body comprises that the location is arranged on corner cylinder, the push rod on the base plate, described corner cylinder has the pressing portion that is connected with corner cylinder clutch end, and this pressing portion is installed on lamp housing between pressing portion and the push rod by the flexible drive of the cylinder rod of corner cylinder.

Further, described corner cylinder and push rod are connected by web joint and the base plate that is connected bottom it.

As the qualification to aforesaid way, above-mentioned inflation mechanism comprises airtight head and the cylinder that is connected by the cylinder web joint with airtight head.

Further, airtight head comprises airtight body, the threaded hole that is connected with cylinder, gas circuit, described threaded hole is arranged on the bottom of airtight body, gas circuit is arranged on the preceding intersegmental part of airtight body, and be connected with source of the gas by the tracheae connecting portion, on the gas circuit of airtight body front end, be provided with sealing gasket.

Adopt technique scheme, the impermeability of finishing automobile lamp by clamping body, inflation mechanism detects, because the effect of clamping body, there is not interaction force between face shield and the lamp housing, can not produce the qualified phenomenon of airtight vacation, its testing result is accurate, has avoided the appearance of substandard product; Simultaneously, this device gripping mechanism can select several available points of automobile lamp to arrange, rather than adopts epoxy resin and the imitative face shield shape face locator meams of solidfied material, has saved material, the waste of having avoided resetting to cause.

Description of drawings

Below in conjunction with the drawings and the specific embodiments the utility model is done further to describe in detail:

Fig. 1 is an one-piece construction synoptic diagram of the present utility model;

Fig. 2 is the airtight header structure synoptic diagram of the utility model.

Among the figure:

1, airtight head; 2, corner cylinder; 3, push rod; 4, web joint; 5, base plate;

6, cylinder web joint; 7, back-up block; 8, corner cylinder supports seat; 9, cylinder;

10, cylinder supports seat; 11, gas circuit; 12, pressing portion; 13, airtight body; 14, threaded hole;

15, tracheae connecting portion; 16, sealing gasket.

Embodiment

Design concept of the present utility model is by clamping body automobile lamp to be detected to be tightened, and carries out pneumatic compression in automobile lamp by inflation mechanism then, detects the impermeability of light fixture by the variation of observing or detect the light fixture internal gas pressure.On the layout of clamping body, can choose one or more effective strong point of light fixture, with realization light fixture is clamped firmly.Below by concrete structure above-mentioned design concept is elaborated, but when concrete the application, protection domain of the present utility model is not subjected to the restriction of following concrete mode.

By as can be known shown in Figure 1, automobile lamp air-tightness detection device of the present utility model, it comprises the clamping body that is fixedly mounted on the base plate 5, inflation mechanism, clamping body is arranged on the base plate 5 according to light fixture shape to be detected, its two effective strong points choosing light fixture are arranged, clamping body among the figure is to be fixed on two that have differing heights on the base plate 5, each clamping body comprises corner cylinder 2, push rod 3, corner cylinder 2 has the pressing portion 12 that is connected with corner cylinder clutch end, corner cylinder 2 is connected by the web joint 4 relative base plates 5 that are connected bottom it with push rod 3, specific design as shown in Figure 1, the web joint 4 that wherein is positioned at the clamping body of lower position can directly be fixedlyed connected with base plate 5, the web joint 4 that is positioned at the clamping body of higher position can be connected by corner cylinder supports seat 8 and base plate 5, at this moment, the effect of corner cylinder support seat 8 mainly is to make corner cylinder 2 and push rod 3 have certain height, to satisfy the height to light fixture, the available point of low two positions tightens.In addition, push rod 3 also can be directly and base plate 5 be connected, the principle of its design mainly is to guarantee that push rod 3 relative base plates 5 maintain static; Pressing portion 12 can move up and down under the promotion up and down of corner cylinder 2, the structure of pressing portion 12 can be random, as adopt cylinder body shape, its axis can with the axis conllinear of push rod 3, its significant feature is that the drive by corner cylinder 2 has the pressing action that cooperatively interacts with push rod 3, between the lower surface with the upper surface that automobile lamp is installed on push rod 3 and pressing portion 12.

Inflation mechanism comprises airtight 1 and reaches and airtight 1 cylinder 9 that is connected by cylinder web joint 6.Inflatable structure shown in the figure is three, its difference is their high and low position difference, the definite of high and low position mainly is to determine according to the air hole position that is installed on the light fixture on the clamping body, for realizing this high and low position difference, can be in cylinder 9 bottoms a fixedly connected cylinder supports seat 10.

Be fixed with back-up block 7 on base plate 5, the main effect of this back-up block 7 is to provide an anchorage force to light fixture, and its upper surface shape can be carried out relative set according to the radian of light fixture.

By as can be known shown in Figure 2, comprise airtight body 13, the threaded hole 14 that is connected with cylinder 9, gas circuit 11 for airtight 1, described threaded hole 14 is arranged on the bottom of airtight body 13, gas circuit 11 is arranged on airtight body 13 preceding intersegmental parts, and be connected with source of the gas by tracheae connecting portion 15, on the gas circuit 11 of airtight body 13 front ends, be provided with sealing gasket 16.

In use, the tracheae of two corner cylinder 2 usefulness Φ 6 is connected in parallel, and with the output of gas line, the tracheae of three cylinder 9 usefulness Φ 6 gas line that is connected in parallel is exported.The employee is connected electric power starting with the gas line of frock during work with source of the gas.Light fixture to be detected steadily is placed on above the clamping body, and push rod 3 cooperates the location with mounting hole on the lamp housing, and back-up block 7 supports lamp housings.Press 2 motions of start button PLC control corner cylinder after light fixture places, corner cylinder 2 rotates and presses down, and by pressing portion 12 lamp housing is fastened, and finishes being installed of workpiece.Be installed finish after time-delay after 3 seconds PLC control cylinder 9 drive airtight 1 and eject, airtight 1 head is sealed and matched by sealing gasket 16 and lamp housing air hole, connect source of the gas for airtight 1, by gas circuit 11 to the lamp housing inner inflatable, after the air pressure in lamp housing reaches ratings, after stopping inflation and keeping a period of time, when this moment, air pressure was lower than default ratings, then the light fixture impermeability is defective, otherwise the light fixture impermeability is qualified.

Claims (6)

1. automobile lamp air-tightness detection device, it is characterized in that: it comprises clamping body, the inflation mechanism that is fixedly mounted on the base plate (5), clamping body is arranged on the base plate (5) according to lamp housing shape to be detected, described inflation mechanism have lamp housing with chucking in its air hole position the salable airtight head (1) that cooperates, when lamp housing tightened, this airtight head (1) had the gas circuit (11) that is connected with the lamp housing air hole.
2. automobile lamp air-tightness detection device according to claim 1 is characterized in that: this pick-up unit also comprises the back-up block (7) that is fixed on the base plate (5).
3. automobile lamp air-tightness detection device according to claim 1 and 2, it is characterized in that: described clamping body comprises that the location is arranged on corner cylinder (2), the push rod (3) on the base plate (5), described corner cylinder (2) has the pressing portion (12) that is connected with corner cylinder clutch end, and this pressing portion (12) is installed on lamp housing between pressing portion (12) and the push rod (3) by the flexible drive of the cylinder rod of corner cylinder (2).
4. automobile lamp air-tightness detection device according to claim 3 is characterized in that: described corner cylinder (2) is connected with base plate (5) by the web joint (4) that is connected bottom it with push rod (3).
5. automobile lamp air-tightness detection device according to claim 1 and 2 is characterized in that: described inflation mechanism comprises airtight head (1) and the cylinder (9) that is connected by cylinder web joint (6) with airtight head (1).
6. automobile lamp air-tightness detection device according to claim 5, it is characterized in that: airtight head (1) comprises airtight body (13), the threaded hole (14) that is connected with cylinder (9), gas circuit (11), described threaded hole (14) is arranged on the bottom of airtight body (13), gas circuit (11) is arranged on the preceding intersegmental part of airtight body (13), and be connected with source of the gas by tracheae connecting portion (15), on the gas circuit (11) of airtight body (13) front end, be provided with sealing gasket (16).
CN2011200906465U 2011-03-31 2011-03-31 Air tightness detector for car lamps CN202033159U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200906465U CN202033159U (en) 2011-03-31 2011-03-31 Air tightness detector for car lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200906465U CN202033159U (en) 2011-03-31 2011-03-31 Air tightness detector for car lamps

Publications (1)

Publication Number Publication Date
CN202033159U true CN202033159U (en) 2011-11-09

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ID=44895453

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011200906465U CN202033159U (en) 2011-03-31 2011-03-31 Air tightness detector for car lamps

Country Status (1)

Country Link
CN (1) CN202033159U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103364686A (en) * 2013-07-23 2013-10-23 浙江新宝汽车电器有限公司 Combined test fixture used for wire harness performance of automobile lamp
CN103994866A (en) * 2014-02-11 2014-08-20 杭州沃镭科技有限公司 Automatic water drain valve sealing detection device and detection method
CN104697728A (en) * 2015-03-12 2015-06-10 浙江龙鼎车业有限公司 Support for clamp
CN104764569A (en) * 2015-03-12 2015-07-08 浙江龙鼎车业有限公司 Vehicle lamp air tightness detection system
CN104764570A (en) * 2015-03-12 2015-07-08 浙江龙鼎车业有限公司 Vehicle lamp fixing device for airtightness detection
CN105486469A (en) * 2015-12-24 2016-04-13 柳州市通顺汽车部件有限责任公司 Vehicle lamp air tightness detection device
CN108760186A (en) * 2018-06-29 2018-11-06 广州市珠江灯光科技有限公司 The lamp fast method of inspection of waterproof IP65 or more

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103364686A (en) * 2013-07-23 2013-10-23 浙江新宝汽车电器有限公司 Combined test fixture used for wire harness performance of automobile lamp
CN103364686B (en) * 2013-07-23 2015-12-02 浙江新宝汽车电器有限公司 A kind of combined test frock for automobile lamp wire harness performance
CN103994866A (en) * 2014-02-11 2014-08-20 杭州沃镭科技有限公司 Automatic water drain valve sealing detection device and detection method
CN103994866B (en) * 2014-02-11 2016-07-06 杭州沃镭科技有限公司 Automatic drain valve device for detecting sealability and detection method
CN104697728A (en) * 2015-03-12 2015-06-10 浙江龙鼎车业有限公司 Support for clamp
CN104764569A (en) * 2015-03-12 2015-07-08 浙江龙鼎车业有限公司 Vehicle lamp air tightness detection system
CN104764570A (en) * 2015-03-12 2015-07-08 浙江龙鼎车业有限公司 Vehicle lamp fixing device for airtightness detection
CN104764570B (en) * 2015-03-12 2017-05-17 浙江龙鼎车业有限公司 Vehicle lamp fixing device for airtightness detection
CN104764569B (en) * 2015-03-12 2017-05-17 浙江龙鼎车业有限公司 Vehicle lamp air tightness detection system
CN105486469A (en) * 2015-12-24 2016-04-13 柳州市通顺汽车部件有限责任公司 Vehicle lamp air tightness detection device
CN108760186A (en) * 2018-06-29 2018-11-06 广州市珠江灯光科技有限公司 The lamp fast method of inspection of waterproof IP65 or more

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111109

Termination date: 20170331

CF01 Termination of patent right due to non-payment of annual fee