CN201960330U - Automobile engine piston pin pressure equipment machine - Google Patents

Automobile engine piston pin pressure equipment machine Download PDF

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Publication number
CN201960330U
CN201960330U CN 201020691360 CN201020691360U CN201960330U CN 201960330 U CN201960330 U CN 201960330U CN 201020691360 CN201020691360 CN 201020691360 CN 201020691360 U CN201020691360 U CN 201020691360U CN 201960330 U CN201960330 U CN 201960330U
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CN
China
Prior art keywords
cylinder
fixed
pressure
head
guide
Prior art date
Application number
CN 201020691360
Other languages
Chinese (zh)
Inventor
夏筱筠
王国强
田滨滨
陈重信
矫德海
徐菲菲
柏松
Original Assignee
中国科学院沈阳计算技术研究所有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 中国科学院沈阳计算技术研究所有限公司 filed Critical 中国科学院沈阳计算技术研究所有限公司
Priority to CN 201020691360 priority Critical patent/CN201960330U/en
Application granted granted Critical
Publication of CN201960330U publication Critical patent/CN201960330U/en

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Abstract

An automobile engine piston pin pressure equipment machine, including a machine bed, a fixture, PLC, a gas-liquid pressure cylinder, a guide device, two pillars of fixed-way, a single cylinder, a guide pin, a connecting rod positioning piece, an upper and lower security grating and a trip switch. The gas-liquid pressure cylinder fixed on the machine bed upper part, the piston rod of the gas-liquid pressure cylinder connected is connected with the guide device, the guide column of guide device is sheathed with a head fixing plate absorber, the two pillars of fixed-way and clamps are fixed on a table, one-way air cylinder fixed to the fixture, the piston rod of the one-way air cylinder inserted into the fixture is connected with the guide pin, the pressure head coaxial with the guide pin, a trip switch installed in the bed body, the connecting rod positioning pieces through the adjustable support plate installed in the fixture, the upper and lower safety grating are installed on the machine bed, The connecting rod positioning piece through the adjustable supporting plate mounted on the clamp, the upper and the lower security grating are respectively installed on the the upper and the lower of the machine bed, and the two on the positive, PLC is connected with the gas-liquid pressurized cylinder, the one-way cylinder electromagnetic valve and the travel switch. The utility model pressurized liquid to achieve press-fit automatic, simple maintenance, low failure rate.

Description

A kind of automobile engine piston pin pressing machine
Technical field
The utility model relates to a kind of automobile engine piston pin pressing machine, is adapted at using in the pin class press-loading process, and it is higher that its gas-liquid press-fits form efficient.
Background technology
Automobile engine piston pin press-loading device as an important step in the automobile engine production, has directly determined the quality and the life-span of engine; Simultaneously, automobile industry is as each national core pillar industry, and its importance is self-evident.Pack into after existing automobile engine piston pin mostly is manual guiding, labour intensity is big, and efficient is low; Adopt cylinder to be pressed into piston pin, its shortcoming is to produce automatically or creep, and causes motion unstable.
The utility model content
At the technical problem of above-mentioned existence, the purpose of this utility model provides a kind of full automatic automobile engine piston pin pressing machine.
The technical scheme that its technical problem that solves the utility model adopts is:
The utility model comprises bed piece, anchor clamps on the workbench and PLC, also comprise pneumohydraulic pressure-cylinder, guider, decide Cheng Zhizhu for two, unidirectional cylinder, guide positioning pin, the connecting rod keeper, last safe grating, following safe grating and travel switch, pneumohydraulic pressure-cylinder is fixed on bed piece top, the end of its piston rod is connected with guider, be set with the damper that places on the pressure head fixed head on the lead of guider, two decide Cheng Zhizhu and anchor clamps are separately fixed on the workbench, decide Cheng Zhizhu and place pressure head fixed head below, when the pressure head fixed head moves downward, the pressure head fixed head with decide Cheng Zhizhu and contact, unidirectional cylinder is positioned at the workbench bottom and is fixed on the anchor clamps, unidirectional cylinder piston rod end stretches in the anchor clamps, and be connected with guide positioning pin, pressure head is installed in below the pressure head fixed head, coaxial with guide positioning pin, travel switch is installed on the lathe bed, the connecting rod keeper is installed on the anchor clamps by the adjustable supports plate, on, following safe grating be installed in respectively bed piece on, the bottom, and the two aligns, PLC respectively with pneumohydraulic pressure-cylinder, the magnetic valve of unidirectional cylinder and travel switch connect.
Described guider comprises two leads, two linear bearings and fixed head, and two leads are installed on the fixed head by linear bearing respectively.
The utility model has the advantages that:
The utility model moves up and down by pneumohydraulic pressure-cylinder control pressure head, by being installed in the guiding of the lead realization pressure head in the linear bearing, by deciding the movement travel of Cheng Zhizhu control pressure head; In movement in vertical direction, not only make piston pin hole coaxial but also coaxial by unidirectional cylinder control guide positioning pin upper piston pin, piston pin is pressed in piston and the connecting rod, finish the connection of piston pin by the gas-liquid pressure-boosting cylinder working with pressure head with the connecting rod pin-and-hole.Between the fixed head of guider and pressure head fixed head, damper is installed, realizes shock-absorbing function, reduce noise.The connecting rod keeper connects by the adjustable supports plate, makes the connecting rod installation site adjustable, is suitable for the automobile connecting bar requirement.
The utility model is realized safety processing, realizes press-fiting the automatic gas-liquid supercharging.Realize real-time pressure monitoring and historical pressures data record, carry out industrial analysis; It is full-automatic to press-fit process.Plant maintenance is simple, and fault rate is low.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the I portion enlarged diagram of Fig. 1.
Fig. 4 is the II portion enlarged diagram of Fig. 1
1. lathe beds among the figure, 2. workbench, 3. connecting rod keeper, 4. pressure head, 5. fixed head, 6. linear bearing, 7. lead, 8. damper, 9. pressure head fixed head, 10. travel switch, 11. decide Cheng Zhizhu, 12. guide positioning pin, 13. anchor clamps, 14. unidirectional cylinders, 15. pneumohydraulic pressure-cylinder, safe grating on 16., 17. times safe gratings, 18. piston pin, 19. gripper shoes, 20.PLC touch-screen.
The specific embodiment
Describe the utility model in detail below in conjunction with drawings and Examples.
Embodiment: as Fig. 1-shown in Figure 4, the utility model comprises bed piece 1, anchor clamps 13 on the workbench 2, pneumohydraulic pressure-cylinder 15, guider, decide Cheng Zhizhu 11, unidirectional cylinder 14, guide positioning pin 12, connecting rod keeper 3, last safe grating 16, following safe grating 17 and PLC, pneumohydraulic pressure-cylinder 15 is fixed on bed piece 1 top, the end of its piston rod is connected with guider, pneumohydraulic pressure-cylinder 15 is realized the pad action, be set with the damper 8 that places on the pressure head fixed head 9 on the lead 7 of guider, deciding Cheng Zhizhu 11 and anchor clamps 13 is separately fixed on the workbench 2, decide Cheng Zhizhu 11 and place pressure head fixed head 9 belows, when pressure head fixed head 9 moves downward, pressure head fixed head 9 with decide Cheng Zhizhu 11 and contact, play the effect of control piston pin 18 compression distances, when pressure head fixed head 9 is pressed onto when deciding Cheng Zhizhu 11, piston pin 18 just in time is depressed into the correct depth location of piston pin hole; Unidirectional cylinder 14 is positioned at workbench 2 bottoms and is fixed on the anchor clamps 13, and unidirectional cylinder 14 tailpieces of the piston rod stretch in the anchor clamps 13, and with guide positioning pin 12 by being threaded, be used for making it coaxial the pin-and-hole of piston and connecting rod location; Pressure head 4 is installed in below the pressure head fixed head 9, coaxial with guide positioning pin 12, connecting rod keeper 3 is installed on the anchor clamps 13 by adjustable supports plate 19, upper and lower safe grating 16,17 is installed in the upper and lower part of bed piece respectively, and the two aligns, PLC is connected with the magnetic valve and the travel switch 10 of pneumohydraulic pressure-cylinder 15, unidirectional cylinder 14 respectively, by PLC control magnetic valve, travel switch 10 each driving element.
PLC in this example is controlled to be prior art, is used for controlling magnetic valve, travel switch 10 each driving element work and signal feedback, thus the motion of control pneumohydraulic pressure-cylinder 15 and unidirectional cylinder 14.This routine described guider comprises that two leads 7, two linear bearings 6 and fixed head 5, two leads 7 are installed on the fixed head 5 by linear bearing 6 respectively.Connecting rod keeper 3 is installed on the anchor clamps 13 by adjustable supports plate 19, and promptly gripper shoe 19 is provided with the strip hole, connecting rod keeper 3 can be moved in the strip hole along the centre-to-centre spacing direction in connecting rod two holes adjust, and passes through screw threads for fastening at last.
The course of work of the present utility model:
Workpiece at first is installed: piston of automobile and connecting rod, the microcephaly with connecting rod when workpiece is installed puts into piston, simultaneously macropore is inserted in the connecting rod keeper and gets final product.Open unidirectional cylinder 14, guide positioning pin 12 is entered in the piston pin hole; Open top pneumohydraulic pressure-cylinder 15 then, pressure head 4 is pressed down, piston pin 18 is pressed in piston and the connecting rod.

Claims (2)

1. automobile engine piston pin pressing machine, comprise bed piece, anchor clamps on the workbench and PLC, it is characterized in that: also comprise pneumohydraulic pressure-cylinder, guider, decide Cheng Zhizhu for two, unidirectional cylinder, guide positioning pin, the connecting rod keeper, last safe grating, following safe grating and travel switch, pneumohydraulic pressure-cylinder is fixed on bed piece top, the end of its piston rod is connected with guider, be set with the damper that places on the pressure head fixed head on the lead of guider, two decide Cheng Zhizhu and anchor clamps are separately fixed on the workbench, decide Cheng Zhizhu and place pressure head fixed head below, when the pressure head fixed head moves downward, the pressure head fixed head with decide Cheng Zhizhu and contact, unidirectional cylinder is positioned at the workbench bottom and is fixed on the anchor clamps, unidirectional cylinder piston rod end stretches in the anchor clamps, and be connected with guide positioning pin, pressure head is installed in below the pressure head fixed head, coaxial with guide positioning pin, travel switch is installed on the lathe bed, the connecting rod keeper is installed on the anchor clamps by the adjustable supports plate, on, following safe grating be installed in respectively bed piece on, the bottom, and the two aligns, PLC respectively with pneumohydraulic pressure-cylinder, the magnetic valve of unidirectional cylinder and travel switch connect.
2. according to the described automobile engine piston pin of claim 1 pressing machine, it is characterized in that: described guider comprises two leads, two linear bearings and fixed head, and two leads are installed on the fixed head by linear bearing respectively.
CN 201020691360 2010-12-30 2010-12-30 Automobile engine piston pin pressure equipment machine CN201960330U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201020691360 CN201960330U (en) 2010-12-30 2010-12-30 Automobile engine piston pin pressure equipment machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201020691360 CN201960330U (en) 2010-12-30 2010-12-30 Automobile engine piston pin pressure equipment machine

Publications (1)

Publication Number Publication Date
CN201960330U true CN201960330U (en) 2011-09-07

Family

ID=44522857

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201020691360 CN201960330U (en) 2010-12-30 2010-12-30 Automobile engine piston pin pressure equipment machine

Country Status (1)

Country Link
CN (1) CN201960330U (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103089589A (en) * 2013-01-09 2013-05-08 昆山佳铭自动化科技有限公司 Compressing-ring assembling and detection combination device used for piston type electric vacuum pump
CN103143921A (en) * 2013-04-09 2013-06-12 苏州工业职业技术学院 Down riveting-press mechanism for riveting-press assembly machine
CN103203621A (en) * 2013-03-21 2013-07-17 浙江正裕工业股份有限公司 Automobile shock absorber piston rod locking device
CN103433727A (en) * 2013-08-22 2013-12-11 徐小亮 Pin knocking device of pin knocking machine
CN104015027A (en) * 2013-02-28 2014-09-03 苏州工业园区高登威科技有限公司 Pin press fitting device
CN104015034A (en) * 2013-02-28 2014-09-03 苏州工业园区高登威科技有限公司 Pin pressing and mounting device
CN104148923A (en) * 2014-07-29 2014-11-19 河北工业大学 Pressing and disassembling device for engine gudgeon pins
CN106670781A (en) * 2015-11-09 2017-05-17 中国科学院沈阳计算技术研究所有限公司 Material-carrying automatic stirring-assembly-type pressure head for valve keys
CN107838844A (en) * 2017-09-30 2018-03-27 上海航天控制技术研究所 A kind of precision-fit piston type component assembling apparatus and assembly method

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103089589A (en) * 2013-01-09 2013-05-08 昆山佳铭自动化科技有限公司 Compressing-ring assembling and detection combination device used for piston type electric vacuum pump
CN104015027B (en) * 2013-02-28 2016-09-07 苏州高登威科技股份有限公司 Pin press-loading device
CN104015027A (en) * 2013-02-28 2014-09-03 苏州工业园区高登威科技有限公司 Pin press fitting device
CN104015034A (en) * 2013-02-28 2014-09-03 苏州工业园区高登威科技有限公司 Pin pressing and mounting device
CN104015034B (en) * 2013-02-28 2016-09-07 苏州高登威科技股份有限公司 Pin press-loading device
CN103203621B (en) * 2013-03-21 2015-10-07 浙江正裕工业股份有限公司 Automobile vibration damper piston rod locking device
CN103203621A (en) * 2013-03-21 2013-07-17 浙江正裕工业股份有限公司 Automobile shock absorber piston rod locking device
CN103143921A (en) * 2013-04-09 2013-06-12 苏州工业职业技术学院 Down riveting-press mechanism for riveting-press assembly machine
CN103143921B (en) * 2013-04-09 2016-02-17 苏州工业职业技术学院 For the lower riveting mechanism of riveting assembly machine
CN103433727A (en) * 2013-08-22 2013-12-11 徐小亮 Pin knocking device of pin knocking machine
CN104148923B (en) * 2014-07-29 2016-08-24 河北工业大学 A kind of pressure dismantling device of engine gudgeon pin
CN104148923A (en) * 2014-07-29 2014-11-19 河北工业大学 Pressing and disassembling device for engine gudgeon pins
CN106670781A (en) * 2015-11-09 2017-05-17 中国科学院沈阳计算技术研究所有限公司 Material-carrying automatic stirring-assembly-type pressure head for valve keys
CN106670781B (en) * 2015-11-09 2018-12-14 中国科学院沈阳计算技术研究所有限公司 Valve split collets strip automatic poking fills formula pressure head
CN107838844A (en) * 2017-09-30 2018-03-27 上海航天控制技术研究所 A kind of precision-fit piston type component assembling apparatus and assembly method
CN107838844B (en) * 2017-09-30 2019-06-21 上海航天控制技术研究所 A kind of precision-fit piston type component assembling apparatus and assembly method

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Granted publication date: 20110907

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