CN104568468A - Loading mechanism of vacuum booster assembly performance online detection device - Google Patents
Loading mechanism of vacuum booster assembly performance online detection device Download PDFInfo
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- CN104568468A CN104568468A CN201510031831.XA CN201510031831A CN104568468A CN 104568468 A CN104568468 A CN 104568468A CN 201510031831 A CN201510031831 A CN 201510031831A CN 104568468 A CN104568468 A CN 104568468A
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Abstract
The invention discloses a loading mechanism of a vacuum booster assembly performance online detection device. The loading mechanism comprises a cylinder loading mechanism and a motor loading mechanism. A lead screw transmission mechanism driven by a servo motor is used for feeding and accuracy and reliability are achieved. In the locating process, the coarse locating function of a proximity switch and the accurate locating function of a displacement sensor are adopted, so that localization is more accurate and reliable. In a pressure loading test, a conveyor belt can not be damaged by a test station of a product by the adoption of a cylinder moving in a reciprocating mode and limiting blocks.
Description
Technical field
The present invention relates to mechanical test field, specifically, the present invention relates to a kind of load maintainer of assembly performance on-line measuring device of vacuum booster.
Background technology
Automobile is in braking procedure, and for alleviating the working strength of driver, improve brake efficiency and the comfortableness of braking, Hyundai Motor brake system extensively adopts servo-assisted formula hydraulic braking, i.e. Vacuum booster with brake master cylinder.Vacuum booster is important composition parts of brake system of car, it is the pressure reduction of vacuum and the outside atmospheric pressure utilizing engine air inlet manifold to be formed, by means of diaphragm type piston, brake-treading force is amplified, promote tandem tandem master cylinder output hydraulic pressure power, through brake-force control element---proportioning valve, promote wheel cylinder braking.Therefore its quality, performance directly have influence on security, the reliability of automobilism.
Vacuum booster and master cylinder then needs on a production line through Performance Detection, and this device is mainly for the vacuum leakproofness of assembly, idle motion, the detection of return time.Vacuum booster, as brake component indispensable in automobile brake, makes it be widely used at automotive field.
Summary of the invention
The object of the invention is to provide the load maintainer of a kind of sealing of online assembly of vacuum booster, empty shape journey, the pick-up unit of return time.
Technical scheme of the present invention is: a kind of load maintainer of vacuum booster assembly performance on-line measuring device, comprise cylinder load maintainer 400 and motor loading structure 500, wherein, cylinder load maintainer 400 comprises: cylinder mounting plate 401, force snesor 402, force snesor installing plate 403, guide pin bushing 404, push rod 405, gland 406 cylinder 407, the upper surface being arranged on the cylinder mounting plate 401 on slide block installing plate 527 is provided with cylinder 407, the lower surface of cylinder mounting plate 401 is provided with force snesor installing plate 403, force snesor 403 lower end is provided with force snesor 402, the lower end of force snesor 402 is provided with guide pin bushing 404, guide pin bushing 404 is provided with gas lid 406 below, gas lid 406 is provided with push rod 405 below,
Motor load maintainer 500 comprises: precision gear reductor 501, reductor installing plate 502, shaft coupling 503, leading screw 504, rear bearing end cap 505, ball-screw front mounting plate 506, ball-screw nut 507, nut installing plate 526, adjustment block 508, low installing plate 509, bearing (ball) cover 510, bearing a set of cups 525, slide rail 511, slide block 512, slide rail installing plate 513, linear bearing 514, linear bearing installing plate 515, photoelectric sensor switch 516, photoelectricity block 517, photoelectricity installing plate 518, block 519, servomotor 520, cushion block 521, displacement transducer contiguous block 522, displacement transducer knock-off joint 523, displacement transducer bar 524 and displacement sensor 525, low installing plate 509 is fixed on column agency by cushion block 521, and an end face of low installing plate 509 is installed with slide rail installing plate 513, slide rail 511, slide block 512 successively, the lateral surface of slide rail installing plate 513 is installed with optoelectronic switch installing plate 518 and optoelectronic switch 516, the lateral surface of another slide rail installing plate 513 is installed with displacement transducer contiguous block 522, displacement transducer joint 523, by the slide block 512 that chute slides on slide rail 511, the middle part of each slide rail 511 is provided with two slide blocks 512, and in the outboard end of each slide block 512, photoelectricity block 517 is installed, meanwhile, in the middle of 3 photoelectricity blocks 517 of every side, there are two blocks 519 front end and centre, and slide rail 511 is then arranged on the both sides of the lower surface of slide block installing plate 527, the middle lower portion of two slide rails 511 is provided with servomotor 520, the upper end of servomotor 520 is connected with precision gear reductor 501, the upper end of precision gear reductor 501 is reductor installing plates 502 of precision gear reductor 501, precision gear reductor 501 is arranged on reductor installing plate 502, the machine bar of precision gear reductor 501 is connected with screw mandrel 504 by shaft coupling 503, the top of shaft coupling 503 is ball-screw front mounting plates 506, the top of ball-screw installing plate 506 is bearing a set of cups 528, bearing a set of cups 528 and bearing (ball) cover 510 inside are provided with paired angular contact ball bearing, it is bearing (ball) cover 510 above bearing a set of cups 528, it is ball-screw nut 507 above bearing (ball) cover 510, the adjustment block 508 of nut installing plate 526 and nut installing plate 526 outside surface, through ball-screw nut 507 end face be leading screw 504, the top of leading screw 504 is then rear bearing end cap 505, rear bearing end cap 505 is arranged on linear bearing installing plate 515, linear bearing installing plate 515 is fixed on low installing plate 509, in the front end that linear bearing installing plate 515 stretches out, linear bearing 514 is installed.
When product (vacuum booster) is delivered to by moving belt on the station of detection, servomotor 520 and leading screw 504 carry out transmission feeding, band movable slider 512 moves on slide rail 511, when moving to certain position, there is coarse localization in position fixing process and accurately locate, carry out coarse localization by the optoelectronic switch 516 be arranged on slide block 512 and photoelectricity block 517, accurately location then has displacement transducer 525 to determine, this is accurately located is touched by displacement transducer contiguous block 522 and block 519 to learn.In the process of this location, the cylinder jacking mechanism be arranged on slide block installing plate 527 also does corresponding movement, after stopping is moved in the position of slide block installing plate 527, by the push rod 405 in cylinder load maintainer 400 by product vacuum booster jack-up.
The invention has the beneficial effects as follows:
The lead-screw drive mechanism driven by servomotor carries out feeding, accurately and reliably;
In position fixing process, adopt the coarse localization of proximity switch and the accurate location of displacement transducer, make location more accurately and reliably;
Carrying out, in pressure-loaded test, adopting reciprocating cylinder and limited block, making the test station of product be unlikely to destroy travelling belt.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, by referring to detailed description below, more completely can understand the present invention better and easily learn wherein many adjoint advantages, but accompanying drawing described herein is used to provide a further understanding of the present invention, form a part of the present invention, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention, wherein:
Fig. 1 is load maintainer general structure schematic diagram of the present invention;
Fig. 2 is cylinder load maintainer structural representation in Fig. 1;
Fig. 3 is motor load maintainer structural representation in Fig. 1.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is load maintainer general structure schematic diagram of the present invention, Fig. 2 is cylinder load maintainer structural representation in Fig. 1, Fig. 3 is motor load maintainer structural representation in Fig. 1, with reference to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, the load maintainer of a kind of vacuum booster assembly performance on-line measuring device of the present invention, comprise cylinder load maintainer 400 and motor loading structure 500, wherein, cylinder load maintainer 400 comprises: cylinder mounting plate 401, force snesor 402, force snesor installing plate 403, guide pin bushing 404, push rod 405, gland 406 cylinder 407, the upper surface being arranged on the cylinder mounting plate 401 on slide block installing plate 527 is provided with cylinder 407, the lower surface of cylinder mounting plate 401 is provided with force snesor installing plate 403, force snesor 403 lower end is provided with force snesor 402, the lower end of force snesor 402 is provided with guide pin bushing 404, guide pin bushing 404 is provided with gas lid 406 below, gas lid 406 is provided with push rod 405 below,
Motor load maintainer 500 comprises: precision gear reductor 501, reductor installing plate 502, shaft coupling 503, leading screw 504, rear bearing end cap 505, ball-screw front mounting plate 506, ball-screw nut 507, nut installing plate 526, adjustment block 508, low installing plate 509, bearing (ball) cover 510, bearing a set of cups 525, slide rail 511, slide block 512, slide rail installing plate 513, linear bearing 514, linear bearing installing plate 515, photoelectric sensor switch 516, photoelectricity block 517, photoelectricity installing plate 518, block 519, servomotor 520, cushion block 521, displacement transducer contiguous block 522, displacement transducer knock-off joint 523, slide block installing plate 527, bearing a set of cups 528, gland 529,
Low installing plate 509 is fixed on column agency by cushion block 521, and an end face of low installing plate 509 is installed with slide rail installing plate 513, slide rail 511, slide block 512 successively; The lateral surface of slide rail installing plate 513 is installed with optoelectronic switch installing plate 518 and optoelectronic switch 516, the lateral surface of another slide rail installing plate 513 is installed with displacement transducer contiguous block 522, displacement transducer joint 523 and displacement transducer 525; By the slide block 512 that chute slides on slide rail 511, the middle part of each slide rail 511 is provided with two slide blocks 512, and in the outboard end of each slide block 512, photoelectricity block 517 is installed, meanwhile, in the middle of 3 photoelectricity blocks 517 of every side, there are two blocks 519 front end and centre, and slide rail 511 is then arranged on the both sides of the lower surface of slide block installing plate 527.
The middle lower portion of two slide rails 511 is provided with servomotor 520, the upper end of servomotor 520 is connected with precision gear reductor 501, the upper end of precision gear reductor 501 is reductor installing plates 502 of precision gear reductor 501, precision gear reductor 501 is arranged on reductor installing plate 502, the machine bar of precision gear reductor 501 is connected with screw mandrel 504 by shaft coupling 503, the top of shaft coupling 503 is ball-screw front mounting plates 506, the top of ball-screw installing plate 506 is bearing a set of cups 528, bearing a set of cups 528 and bearing (ball) cover 510 inside are provided with paired deep groove ball bearing (not shown in FIG.), it is bearing (ball) cover 510 above bearing a set of cups 528, it is ball-screw nut 507 above bearing (ball) cover 510, the adjustment block 508 of nut installing plate 526 and nut installing plate 526 outside surface, through ball-screw nut 507 end face be leading screw 504, the top of leading screw 504 is then rear bearing end cap 505, rear bearing end cap 505 is arranged on linear bearing installing plate 515, linear bearing installing plate 515 is fixed on low installing plate 509, in the front end that linear bearing installing plate 515 stretches out, linear bearing 514 is installed.
When on detection to be delivered to by product vacuum booster station by moving belt, servomotor 520 and leading screw 504 carry out transmission feeding, band movable slider 512 moves on slide rail 511, when moving to certain position, there is coarse localization in position fixing process and accurately locate, carry out coarse localization by the optoelectronic switch 516 be arranged on slide block 512 and photoelectricity block 517, accurately location then has displacement transducer 525 to determine, this is accurately located is touched by displacement transducer contiguous block 522 and block 519 to learn.In the process of this location, the cylinder jacking mechanism be arranged on slide block installing plate 527 also does corresponding movement, after stopping is moved in the position of slide block installing plate 527, by the push rod 405 in cylinder load maintainer 400 by product vacuum booster jack-up.
The explanation of above example just understands core concept of the present invention for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (1)
1. the load maintainer of a vacuum booster assembly performance on-line measuring device, it is characterized in that, comprise cylinder load maintainer (400) and motor loading structure (500), wherein, cylinder load maintainer (400) comprising: cylinder mounting plate (401), force snesor (402), force snesor installing plate (403), guide pin bushing (404), push rod (405), gland (406) cylinder (407), the upper surface being arranged on the cylinder mounting plate (401) on slide block installing plate (527) is provided with cylinder (407), the lower surface of cylinder mounting plate (401) is provided with force snesor installing plate (403), force snesor (403) lower end is provided with force snesor (402), the lower end of force snesor (402) is provided with guide pin bushing (404), guide pin bushing (404) is provided with gas lid (406) below, gas lid (406) is provided with push rod (405) below,
Motor load maintainer (500) comprising: precision gear reductor (501), reductor installing plate (502), shaft coupling (503), leading screw (504), rear bearing end cap (505), ball-screw front mounting plate (506), ball-screw nut (507), nut installing plate (526), adjustment block (508), low installing plate (509), bearing (ball) cover (510), slide rail (511), slide block (512), slide rail installing plate (513), linear bearing (514), linear bearing installing plate (515), photoelectric sensor switch (516), photoelectricity block (517), photoelectricity installing plate (518), block (519), servomotor (520), cushion block (521), displacement transducer contiguous block (522), displacement transducer knock-off joint (523), displacement transducer bar (524) and displacement transducer (525), low installing plate (509) is fixed on column agency by cushion block (521), and an end face of low installing plate (509) is installed with slide rail installing plate (513), slide rail (511), slide block (512) successively, the lateral surface of slide rail installing plate (513) is installed with optoelectronic switch installing plate (518) and optoelectronic switch (516), the lateral surface of another slide rail installing plate (513) is installed with displacement transducer contiguous block (522), displacement transducer joint (523), slide block (512) slides on slide rail (511) by chute, the middle part of each slide rail (511) is provided with two slide blocks (512), the outboard end of each slide block (512) is provided with photoelectricity block (517), in the middle of 3 photoelectricity blocks (517) of every side and front end have two blocks (519), slide rail (511) is arranged on the both sides of the lower surface of slide block installing plate (527), the middle lower portion of two slide rails (511) is provided with servomotor (520), the upper end of servomotor (520) is connected with precision gear reductor (501), the upper end of precision gear reductor (501) is the reductor installing plate (502) of precision gear reductor (501), precision gear reductor (501) is arranged on reductor installing plate (502), the machine bar of precision gear reductor (501) is connected with screw mandrel (504) by shaft coupling (503), the top of shaft coupling (503) is ball-screw front mounting plate (506), the top of ball-screw installing plate (506) is bearing a set of cups (528), bearing a set of cups (528) and bearing (ball) cover (510) inside are provided with paired angular contact ball bearing, bearing a set of cups (528) top is bearing (ball) cover (510), bearing (ball) cover (510) top is ball-screw nut (507), the adjustment block (508) of nut installing plate (526) and nut installing plate (526) outside surface, through ball-screw nut (507) end face be leading screw (504), the top of leading screw (504) is then rear bearing end cap (505), rear bearing end cap (505) is arranged on linear bearing installing plate (515), linear bearing installing plate (515) is fixed on low installing plate (509), in the front end that linear bearing installing plate (515) stretches out, linear bearing (514) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031831.XA CN104568468B (en) | 2015-01-22 | 2015-01-22 | A kind of load maintainer of vacuum booster assembly performance on-line measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031831.XA CN104568468B (en) | 2015-01-22 | 2015-01-22 | A kind of load maintainer of vacuum booster assembly performance on-line measuring device |
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| CN104568468A true CN104568468A (en) | 2015-04-29 |
| CN104568468B CN104568468B (en) | 2016-12-21 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679954A (en) * | 2016-12-30 | 2017-05-17 | 镇江博雷科智能装备有限公司 | Testing device and method for anti-pressure destruction tests of hydraulic brake caliper assembly |
| CN106996874A (en) * | 2017-05-26 | 2017-08-01 | 杭州沃镭智能科技股份有限公司 | Electronics booster band master cylinder assembly performance test hydraulic analog load device |
| CN109655278A (en) * | 2018-11-23 | 2019-04-19 | 杭州沃镭智能科技股份有限公司 | A kind of reciprocal loading device of Electric booster durability |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679954A (en) * | 2016-12-30 | 2017-05-17 | 镇江博雷科智能装备有限公司 | Testing device and method for anti-pressure destruction tests of hydraulic brake caliper assembly |
| CN106679954B (en) * | 2016-12-30 | 2019-05-28 | 镇江博雷科智能装备有限公司 | Hydraulic brake caliper assembly pressure resistance failure test test device and method |
| CN106996874A (en) * | 2017-05-26 | 2017-08-01 | 杭州沃镭智能科技股份有限公司 | Electronics booster band master cylinder assembly performance test hydraulic analog load device |
| CN106996874B (en) * | 2017-05-26 | 2023-08-04 | 杭州沃镭智能科技股份有限公司 | Hydraulic simulation load device for performance test of electronic booster with main cylinder assembly |
| CN109655278A (en) * | 2018-11-23 | 2019-04-19 | 杭州沃镭智能科技股份有限公司 | A kind of reciprocal loading device of Electric booster durability |
| CN109655278B (en) * | 2018-11-23 | 2024-03-22 | 杭州沃镭智能科技股份有限公司 | Durability reciprocating loading device of electric booster |
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| CN104568468B (en) | 2016-12-21 |
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