CN201497618U - Water passage leak tester for cylinder head of diesel engine - Google Patents

Water passage leak tester for cylinder head of diesel engine Download PDF

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Publication number
CN201497618U
CN201497618U CN2009202312159U CN200920231215U CN201497618U CN 201497618 U CN201497618 U CN 201497618U CN 2009202312159 U CN2009202312159 U CN 2009202312159U CN 200920231215 U CN200920231215 U CN 200920231215U CN 201497618 U CN201497618 U CN 201497618U
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CN
China
Prior art keywords
seal
oil cylinder
cylinder
butt
packing
Prior art date
Application number
CN2009202312159U
Other languages
Chinese (zh)
Inventor
卢华
Original Assignee
常州机电职业技术学院
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Filing date
Publication date
Application filed by 常州机电职业技术学院 filed Critical 常州机电职业技术学院
Priority to CN2009202312159U priority Critical patent/CN201497618U/en
Application granted granted Critical
Publication of CN201497618U publication Critical patent/CN201497618U/en

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Abstract

The utility model relates to a water passage leak tester for cylinder head of diesel engine, which comprises a water tank, guide rails and a positioning clamping device, wherein connecting plates are installed at the top parts of four guide rails installed in the water tank, and lifting oil cylinders are installed on the connecting plates; the positioning clamping device comprises a top plate, a base plate, an upright column and a vertical oil cylinder, an end surface seal oil cylinder and a side surface seal oil cylinder, wherein the top plate is connected with the base plate through the upright column, pulleys installed at the both ends of the top plate and the base plate are arranged on the guide rails; the lifting oil cylinders are connected with the top plate, and two vertical oil cylinders installed on the top plate are connected with an upper sealing pressure plate; a lower sealing block, an end surface support, a side surface support and a positioning seat are respectively installed on the base plate, wherein the lower sealing block is opposite to the upper sealing pressure plate, and the end surface support is opposite to the positioning sea; and an end surface seal pressing block and a side surface seal pressing block are respectively installed on the end surface seal oil cylinder and the side surface seal oil cylinder which are respectively installed on the end surface support and the side surface support, and an air passage is arranged on the end surface seal pressing block. The utility model has the characteristics of convenient operation and high test effect.

Description

Cylinder cover for diesel engine water channel leak test machine

Technical field

The utility model relates to a kind of cylinder cover for diesel engine water channel leak test machine, belongs to the multi-cylinder diesel engine technical field.

Background technology

Cylinder cover for diesel engine is the critical component of diesel engine, the water channel pressure testing is a wherein procedure of intermediate detection cylinder cover for diesel engine, pour water in the cylinder cover for diesel engine water channel by water pump, line pressure is adjusted to test pressure, check behind the pressurize 3min whether appearance has the seepage phenomenon.This method of testing can not adapt to the requirement of producing whole streamline productive temp in enormous quantities on the one hand.On the other hand, because the medium of pressure testing is a water, piece surface has imperceptible infiltration such as capillary sky or because priming paint and sand mud cover leakage position, can not judge correctly temporarily whether part can seepage.But load onto long-play and violent vibrations behind the complete machine, just big seepage can occur gradually, even cracking.Also have the part location and compress the position.The operator when pressure testing without long observation, also be difficult for affirmation and whether leak, make the leakage part enter later process, doing over again in the time of to cause the complete machine test run, even the diesel engine that does not temporarily leak during shop trial can produce after operation vibrations after a while and leak, and produces ill effect.

Summary of the invention

The purpose of this utility model provides a kind of easy to operate, the high cylinder cover for diesel engine water channel leak test machine of test effect.

The utility model is that the technical scheme that achieves the above object is: a kind of cylinder cover for diesel engine water channel leak test machine, it is characterized in that: comprise water tank, guide rail and positioning clamping device, described four guide rails bottom is installed in the water tank, four guide rail tops are equipped with web joint, and lift cylinder is installed on the web joint; Described positioning clamping device comprises top board, base plate, column and vertical oil cylinder, butt-end packing oil cylinder and side seal oil cylinder, top board is fixedlyed connected by column with base plate, the pulley at top board and base plate two ends is arranged on four guide rails, lift cylinder is connected with top board, two vertical oil cylinders that are installed on the top board are connected with last sealing clamp, base plate is separately installed with the lower seal piece, the end face bearing, side bearing and positioning seat, the lower seal piece is relative with last sealing clamp, the end face bearing is relative with positioning seat, butt-end packing oil cylinder and side seal oil cylinder are installed in respectively on end face bearing and the side bearing, the end of butt-end packing oil cylinder and side seal oil cylinder is separately installed with butt-end packing briquetting and side seal briquetting, and the butt-end packing briquetting is provided with air flue.

The utility model adopts a plurality of oil cylinders to clamp cylinder head, swift and convenient to operate, sealing clamp is moved down and sealing is realized on the top of cylinder cover for diesel engine and bottom by vertical cylinder action with the lower seal piece, and the action of side seal oil cylinder and butt-end packing oil cylinder seals side seal briquetting and butt-end packing briquetting and end face seat respectively to cylinder cap side and both ends of the surface, and pressure-air gas is charged in the water channel chamber of cylinder cover for diesel engine by the air flue that is arranged on the butt-end packing briquetting, when cylinder head is reduced in the water tank along four guide rails together with positioning clamping device, can whether there be bubble to glow by observing in the water, judges whether cylinder head exists seepage.Cylinder head water channel leak test machine of the present utility model is compared with former water test, and intuitive, False Rate are moreover improved, and production efficiency greatly improves.

Description of drawings

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is that the A of Fig. 1 is to structural representation.

Wherein: wherein: 1-lift cylinder, 2-web joint, the vertical oil cylinder of 3-, 4-guide rail, the 5-pulley, 6-top board, 7-column, the 8-water tank, 9-butt-end packing oil cylinder, 10-end face bearing, 11-butt-end packing briquetting, 12-base plate, 13-lower seal piece, 14-side seal briquetting, 15-positioning seat, the last sealing clamp of 16-, 17-side seal oil cylinder, 18-side bearing, 19-cylinder head.

Embodiment

See shown in Fig. 1,2, cylinder cover for diesel engine water channel leak test machine of the present utility model comprises water tank 8, guide rail 4 and positioning clamping device, four guide rail 4 bottoms are installed in the water tank 8, and four guide rail 4 tops are equipped with web joint 2, and lift cylinder 1 is installed on the web joint 2.See shown in Figure 1, positioning clamping device of the present utility model comprises top board 6, base plate 12, column 7 and vertical oil cylinder 3, butt-end packing oil cylinder 9 and side seal oil cylinder 17, top board 6 is fixedlyed connected by column 7 with base plate 12, the pulley 5 that install at the two ends of top board 6 and base plate 12 is arranged on four guide rails 4, lift cylinder 1 is connected with top board 6, drives top board 6 by lift cylinder 1 whole positioning clamping device is moved up and down along four guide rails 4.Two vertical oil cylinders 3 are installed on the top board 6, and vertical oil cylinder 3 is connected with last sealing clamp 16, seals the big plane of cylinder cover for diesel engine 19 reliably.And base plate 12 is separately installed with lower seal piece 13, end face bearing 10, side bearing 18 and positioning seat 15, and lower seal piece 13 is relative with last sealing clamp 16, the sealing on big plane for the benefit of, and lower seal piece 13 and last sealing clamp 16 all have the soft rubber sealant.End face bearing 10 is relative with positioning seat 15, butt-end packing oil cylinder 9 side seal oil cylinders 17 are installed in respectively on end face bearing 10 and the side bearing 18, the end of butt-end packing oil cylinder 9 and side seal oil cylinder 17 is separately installed with butt-end packing briquetting 11 and side seal briquetting 14, and butt-end packing briquetting 11 is provided with air flue, side seal briquetting 14 and butt-end packing briquetting 11 all have the urethane seal layer, more anti-extruding.

During the utility model work, as shown in Figure 1, cylinder head 19 directly is delivered on the testing machine by raceway, behind the location, vertical oil cylinder 3, butt-end packing oil cylinder 9 move simultaneously, compress the above and below of blanket gas cylinder cap 19 and each water channel hole of both ends of the surface, and side seal oil cylinder 17 moves again then, the sealing clamping cylinder covers each water channel hole of 19 sides, and the air flue feeding pressure from butt-end packing briquetting 11 is 4kg/cm 2Pressurized air injects pressurize in cylinder head 19 water channels.Whether simultaneously, lift cylinder 1 action is reduced to cylinder head 19 in the water tank 8 along four guide rails 4 together with positioning jig device, makes antirust solution submergence cylinder head 19, have bubble to glow by observing in the water, judges whether seepage of cylinder head 19.Source of the gas is behind the pressurize official hour, lift cylinder 1 action is pulled out cylinder head 19, reset together with positioning jig device and stops ventilation, vertical oil cylinder 3, butt-end packing oil cylinder 9 and side seal oil cylinder 17 reset, and unload cylinder head 19, finish the leak test of cylinder head water channel.

Claims (3)

1. cylinder cover for diesel engine water channel leak test machine, it is characterized in that: comprise water tank (8), guide rail (4) and positioning clamping device, described four guide rails (4) bottom is installed in the water tank (8), four guide rails (4) top is equipped with web joint (2), and lift cylinder (1) is installed on the web joint (2); Described positioning clamping device comprises top board (6), base plate (12), column (7) and vertical oil cylinder (3), butt-end packing oil cylinder (9) and side seal oil cylinder (17), top board (6) is fixedlyed connected by column (7) with base plate (12), the pulley (5) at top board (6) and base plate (12) two ends is arranged on four guide rails (4), lift cylinder (1) is connected with top board (6), two the vertical oil cylinders (3) that are installed on the top board (6) are connected with last sealing clamp (16), base plate (12) is separately installed with lower seal piece (13), end face bearing (10), side bearing (18) and positioning seat (15), lower seal piece (13) is relative with last sealing clamp (16), end face bearing (10) is relative with positioning seat (15), butt-end packing oil cylinder (9) and side seal oil cylinder (17) are installed in respectively on end face bearing (10) and the side bearing (18), the end of butt-end packing oil cylinder (9) and side seal oil cylinder (17) is separately installed with butt-end packing briquetting (11) and side seal briquetting (14), and butt-end packing briquetting (11) is provided with air flue.
2. according to the described cylinder cover for diesel engine water channel of claim 1 leak test machine, it is characterized in that: described lower seal piece (13) and last sealing clamp (16) all have the soft rubber sealant.
3. according to the described cylinder cover for diesel engine water channel of claim 1 leak test machine, it is characterized in that: described side seal briquetting (14) and butt-end packing briquetting (11) all have the urethane seal layer.
CN2009202312159U 2009-09-04 2009-09-04 Water passage leak tester for cylinder head of diesel engine CN201497618U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202312159U CN201497618U (en) 2009-09-04 2009-09-04 Water passage leak tester for cylinder head of diesel engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202312159U CN201497618U (en) 2009-09-04 2009-09-04 Water passage leak tester for cylinder head of diesel engine

Publications (1)

Publication Number Publication Date
CN201497618U true CN201497618U (en) 2010-06-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009202312159U CN201497618U (en) 2009-09-04 2009-09-04 Water passage leak tester for cylinder head of diesel engine

Country Status (1)

Country Link
CN (1) CN201497618U (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102353501A (en) * 2011-06-07 2012-02-15 宁波裕隆汽车制泵有限公司 Tool for testing air tightness of cylinder head cover
CN102636320A (en) * 2012-05-08 2012-08-15 天津市塑料研究所 Leakage test device for medical filter
CN103185653A (en) * 2011-12-29 2013-07-03 广西玉柴机器股份有限公司 Leakage test device for marine diesel engine cylinder body skirt section
CN104677560A (en) * 2013-08-12 2015-06-03 芜湖永裕汽车工业有限公司 Air tightness detecting method for air passage of engine cylinder head
CN104832416A (en) * 2015-04-10 2015-08-12 宁波以赛亚汽车空压机有限公司 Air tightness detecting device of air compressor crankcase
CN105181261A (en) * 2015-05-22 2015-12-23 南通市通润汽车零部件有限公司 Welding tightness detection machine and method using detection machine to detect welding tightness
CN106556512A (en) * 2016-11-28 2017-04-05 芜湖全程智能科技有限公司 A kind of ABS electromagnetic valves high-voltage testing device plugging mechanism
CN108332916A (en) * 2018-01-16 2018-07-27 浙江福林国润汽车零部件有限公司 A kind of fuel tank leakproofness detects warning system automatically

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102353501A (en) * 2011-06-07 2012-02-15 宁波裕隆汽车制泵有限公司 Tool for testing air tightness of cylinder head cover
CN103185653A (en) * 2011-12-29 2013-07-03 广西玉柴机器股份有限公司 Leakage test device for marine diesel engine cylinder body skirt section
CN103185653B (en) * 2011-12-29 2015-07-15 广西玉柴机器股份有限公司 Leakage test device for marine diesel engine cylinder body skirt section
CN102636320A (en) * 2012-05-08 2012-08-15 天津市塑料研究所 Leakage test device for medical filter
CN102636320B (en) * 2012-05-08 2015-03-18 天津市塑料研究所 Leakage test device for medical filter
CN104677560A (en) * 2013-08-12 2015-06-03 芜湖永裕汽车工业有限公司 Air tightness detecting method for air passage of engine cylinder head
CN104832416A (en) * 2015-04-10 2015-08-12 宁波以赛亚汽车空压机有限公司 Air tightness detecting device of air compressor crankcase
CN104832416B (en) * 2015-04-10 2017-08-29 宁波以赛亚汽车空压机有限公司 A kind of air-tightness detection device of air compressor crankcase
CN105181261A (en) * 2015-05-22 2015-12-23 南通市通润汽车零部件有限公司 Welding tightness detection machine and method using detection machine to detect welding tightness
CN106556512A (en) * 2016-11-28 2017-04-05 芜湖全程智能科技有限公司 A kind of ABS electromagnetic valves high-voltage testing device plugging mechanism
CN108332916A (en) * 2018-01-16 2018-07-27 浙江福林国润汽车零部件有限公司 A kind of fuel tank leakproofness detects warning system automatically

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

Granted publication date: 20100602

Termination date: 20140904

EXPY Termination of patent right or utility model