CN101793510A - Device for measuring height from vertex of spherical seat of tappet body assembly of automobile fuel injection system to highest point of roller - Google Patents
Device for measuring height from vertex of spherical seat of tappet body assembly of automobile fuel injection system to highest point of roller Download PDFInfo
- Publication number
- CN101793510A CN101793510A CN 201010126357 CN201010126357A CN101793510A CN 101793510 A CN101793510 A CN 101793510A CN 201010126357 CN201010126357 CN 201010126357 CN 201010126357 A CN201010126357 A CN 201010126357A CN 101793510 A CN101793510 A CN 101793510A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- assembly
- tappet body
- measuring
- body assembly
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Images
Abstract
The invention designs a device for measuring the height from the vertex of a spherical seat of a tappet body assembly of an automobile fuel injection system to the highest point of a roller. The structure of the device mainly comprises a positioning reference assembly and a measuring bar assembly; a lower positioning bar of the positioning reference assembly rises along with a positioning cylinder; the vertex of the spherical seat of the tappet body assembly is positioned by means of a spring force; the upper end face of a follow-up measuring reference bar is a measuring reference; an incision measuring head of the measuring bar assembly drops along with a lifting cylinder, and is acted on the roller by means of the spring force; and a follow-up digital indicator measuring head drops to contact the measuring reference, and the indicating height is a deviation value relative to a standard measuring tool. The device used in an automatic production line can quickly detect the height between the vertex of the spherical seat of the tappet body assembly and the highest point of the roller, improve the detection efficiency, reduce the influence of human factors in the detection process, and improve the quality of a product.
Description
Technical field
Apparatus of the present invention are used for the robotization assembling line of automobile fuel injection system tappet body assembly (13), finish the measurement of tappet body spheric seating (13-2) summit to the height value H of roller (13-1) peak.
Background technology
For the measurement of spheric seating summit, tappet body assembly assembling back to the highest point of roller height, what originally adopted is artificial measuring method.Artificial measuring method, not only production efficiency is low, exists bigger uncertain factor, and can't satisfy the requirement that detects automatically on the robotization assembling line.This measurement mechanism is a kind of automation equipment that adopts relative measurement method to carry out the on-line measurement height.
Summary of the invention
The objective of the invention is to provides the measurement mechanism of a kind of tappet body assembly of automobile fuel injection system spheric seating summit to the highest point of roller height at the defective that prior art exists, be used to replace traditional manual detection, to be applicable to the robotization assembling line, to reach the purpose of enhancing productivity and guaranteeing product quality.
For achieving the above object, design of the present invention is as follows:
The ultimate principle of measurement mechanism is to adopt relative measurement method, and promptly the tested height of measurement products is with respect to the deviation of etalon height.By backstay is to location, spheric seating summit down, the measuring basis bar of servo-actuated rises, and its end face is as measuring basis; Edge of a knife gauge head pair roller upper surface is measured, and the digital display centimeter gauge head of servo-actuated contacts with the measuring basis rod end surface, reads respective value.Its main physical construction is made up of positioning reference assembly, measuring staff assembly and etalon three parts.
Above-mentioned positioning reference assembly mainly is made up of positioning cylinder, cylinder lever connecting rod, compression spring, base company's fishplate bar, following backstay and measuring basis bar etc.Following backstay, measuring basis bar are installed on the line slideway by base company's fishplate bar, it moves up and down by positioning cylinder and drives, adopting between cylinder and base company's fishplate bar floats connects, after cylinder promotes to put in place, following backstay is exerted pressure, guarantee that backstay is to the accurate location of workpiece down by spring.Following backstay head be with tappet body assembly in the corresponding to substantially ball of spheric seating end face geometric configuration, it is down the round bar that adopts hardness suitable plastic flexible pipe to make, the backstay of this flexibility can make swing in the location ball meaning angle in office, to guarantee down fitting tightly of backstay and measured workpiece sphere, prevent because the not high phenomenon inaccurate that causes of the positioning fixture bearing accuracy on the rotary table to workpiece location.
Above-mentioned measuring staff assembly mainly is made up of lift cylinder, line slideway, Connection Block, arm-tie, compression spring, digital display centimeter, U type web joint, edge of a knife gauge head etc.Lift cylinder and line slideway are installed on hold-down support, edge of a knife gauge head and digital display centimeter are installed on the line slideway slide block by L type web joint, it moves up and down by air cylinder driven, adopting between cylinder and edge of a knife gauge head floats connects, by compression spring edge of a knife gauge head is applied ergometry after cylinder promotes to put in place, gauge head contacts with roller in the maintenance measuring process.The arm-tie that links to each other with Connection Block is held L type web joint, in case edge of a knife gauge head breaks away from cylinder control.Edge of a knife gauge head, can conveniently be installed and removed and be regularly replaced in the web joint below by screw retention.
Above-mentioned etalon adopts and divides body structure, is connected by screw.Top is right cylinder, and upper and lower surface is through grinding, and it highly is the height of the spheric seating summit of product requirement to highest point of roller; The bottom is the middle right cylinder that has through hole, and the side is milled with keyway, and it highly is the distance of tappet body assembly bottom surface to the spheric seating summit.
According to the foregoing invention design, the present invention adopts following technical step:
A kind of tappet body assembly of automobile fuel injection system spheric seating summit comprises the positioning fixture of a measurement stand, a positioning reference assembly, a measuring staff assembly, an etalon and a clamping tappet body assembly to be measured to the measurement mechanism of highest point of roller height.
The structure that positioning cylinder is elected following backstay and measuring basis bar through gear train in the above-mentioned positioning reference assembly is: a positioning cylinder passes through cylinder mount pad vertical fixing on lower bearing bracket, the cylinder Connection Block that is connected with described positioning cylinder piston links to each other, cylinder Connection Block both sides are by the screw retention arm-tie, and back-moving spring seat, described spring base is installed on base company's fishplate bar, between spring base and the cylinder Connection Block compression spring is housed; Fixedly mount backstay and measuring basis bar down on the described base company fishplate bar; Described base company fishplate bar is slidingly matched by slide block and the line slideway that is fixed on the lower bearing bracket.
Lift cylinder through the structure of push broach mouth gauge head under the gear train and digital display centimeter is in the above-mentioned measuring staff assembly: a lift cylinder passes through cylinder mount pad vertical fixing on upper spider, the cylinder Connection Block that is connected with described lift cylinder piston links to each other, described cylinder Connection Block both sides are by the screw retention arm-tie, and back-moving spring seat, described spring base is installed on the U type web joint, between spring base and the cylinder Connection Block compression spring is housed, described U type web joint upper fixed is installed digital display centimeter, and the below is by screw retention edge of a knife gauge head; Described U type web joint passes on left slide block and is slidingly matched with the line slideway that is fixed on the upper spider.
The structure of above-mentioned etalon is: be made up of last right cylinder and following cylinder, last cylinder height is the height of tested tappet body spheric seating summit to highest point of roller, following cylinder height is the height on tappet body bottom surface to spheric seating summit, through hole is arranged in the middle of the following cylinder, pass through in order to following backstay, the side is milled with keyway, in order to avoid positioning key in positioning fixture.
The present invention has following conspicuous outstanding substantive distinguishing features and remarkable advantage compared with prior art:
The present invention adopts relative measurement method, be the deviation of the tested height of measurement products with respect to the etalon height, but fast detecting tappet body assembly spheric seating summit is to the height between the highest point of roller, improve detection efficiency, reduce artificial factor in the testing process, improve the quality of products, be applicable on the automatic assembly line.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the tappet body assembly structural drawing.
Fig. 3 is the etalon structural drawing.
Embodiment
Details are as follows in conjunction with the accompanying drawings for the preferred embodiments of the present invention:
Embodiment one: referring to Fig. 1, Fig. 2 and Fig. 3, this automobile fuel injection system tappet body spheric seating summit is to the measurement mechanism of highest point of roller height, comprises the positioning fixture 14 of a measurement stand 30, positioning reference assembly 31, measuring staff assembly 32, an etalon 33 and a clamping tappet body assembly 13 to be measured.The positioning fixture 14 of described clamping tappet body assembly 13 to be measured is fixedly mounted on the table top of described measurement stand 30; Described positioning reference assembly 31 is installed in the below of described measurement stand 30 table tops by a lower bearing bracket 23, this positioning reference assembly 31 has a positioning cylinder 22 to elect a following backstay 16 and a measuring basis bar 15 through gear train, this time backstay 16 is leaning the tested tappet body assembly 13 sphere summits 13-2 of place and it is being located, and the upper surface of this measuring basis bar 15 constitutes measuring basis; Described measuring staff assembly 32 is installed in the top of described measurement stand 30 table tops by upper spider 1, this measuring staff assembly 32 has a lift cylinder 5 to push away an edge of a knife gauge head 12 and a digital display centimeter 9 under gear train, this edge of a knife gauge head 12 abuts against the highest point of roller 13-1 of tested tappet body assembly 13, and the thimble of this digital display centimeter 9 props up the upper surface of described measuring basis bar 15.
Embodiment two: present embodiment and embodiment one are basic identical, difference is as follows: positioning cylinder 22 passes through cylinder mount pad 24 vertical fixing on described lower bearing bracket 23 in the described positioning reference assembly 31, a cylinder Connection Block 21 that is connected with described positioning cylinder 22 pistons links to each other, described cylinder Connection Block 21 both sides are by arm-tie 20 of screw retention, and strain a spring base 18, described spring base 18 is installed on base company's fishplate bar 17, between described spring base 18 and the cylinder Connection Block 21 compression spring 19 is housed; Described backstay 16 and measuring basis bar 15 down of fixed installation on the described base company fishplate bar 17; Described base company fishplate bar 17 is slidingly matched by a slide block 26 and a line slideway 25 that is fixed on the lower bearing bracket 23.
Lift cylinder 5 through the structure of push broach mouth gauge head 12 and digital display centimeter 9 under the gear train is in the described measuring staff assembly 32: described lift cylinder 5 passes through cylinder mount pad 4 vertical fixing on described upper spider 1, the cylinder Connection Block 6 that is connected with described lift cylinder 5 pistons links to each other, described lift cylinder Connection Block 6 both sides are by arm-tie 7 of screw retention, and strain a spring base 10, described spring base 10 is installed on the U type web joint 11, a compression spring (8) is housed between spring base 10 and the lift cylinder Connection Block 6, described U type web joint 11 upper fixed are installed described digital display centimeter 9, and the below is by the described edge of a knife gauge head 12 of screw retention; Described U type web joint passes on left a slide block 2 and is slidingly matched with a line slideway 3 that is fixed on the upper spider 1.
The structure of described etalon 33 is: be made up of a last right cylinder 27 and a following cylinder 28, described cylinder 28 down is milled with gain, fixedlys connected with last right cylinder 27 by screw 29, and the height of last right cylinder 27 is calibrated altitude H.
The described structure of backstay 16 down is: be made up of the head and the body of rod, its head be with tappet body assembly 13 in the corresponding to substantially ball of spheric seating end face 13-2 geometric configuration, its body of rod is the rods that adopts the engineering plastics flexible pipe to make, can make swing in the location ball meaning angle in office, guarantee that backstay is to the accurate location of workpiece down.
The principle of work of present embodiment is as follows: before production line for automatically assembling work, need earlier digital display centimeter to be adjusted, be about to etalon and be put in the positioning fixture, with the digital display centimeter zero clearing, automatic assembly line can be worked then after measuring by measurement mechanism.On production line for automatically assembling, tappet body assembly is positioned over the rotary table that is used to detect by preceding road mechanical arm, and implements the location clamping.After rotary table was rotated in place, the positioning cylinder of the positioning reference assembly in the height measuring device stretched out, and promoted backstay and the rising of measuring basis bar down, and under the effect of spring force, following backstay and measured workpiece spheric seating are fitted and also located.At this moment, magnetic switch by cylinder is posted a letter, the measuring staff assembly on top is under the effect of lift cylinder, edge of a knife gauge head and digital display centimeter descend simultaneously, edge of a knife gauge head contacts with tappet body highest point of roller under the effect of spring force, the digital display centimeter gauge head contacts with measuring basis bar upper surface to implement measurement simultaneously, treats to write down this measured deviation value after the dial gauge stable reading.After measurement was finished, lift cylinder and positioning cylinder were withdrawn simultaneously, waited for that next workpiece puts in place.During measurement, the digital display centimeter output data is to PLC, and its numerical value is the deviate of this workpiece and etalon, and promptly Gao Du error amount is rejected defective workpiece by the subsequent sort device after PLC judges.
Claims (5)
1. a tappet body assembly of automobile fuel injection system spheric seating summit is to the measurement mechanism of highest point of roller height, comprise the positioning fixture (14) of a measurement stand (30), a positioning reference assembly (31), a measuring staff assembly (32), an etalon (33) and a clamping tappet body assembly to be measured (13), it is characterized in that:
1) positioning fixture (14) of described clamping tappet body assembly to be measured (13) is fixedly mounted on the table top of described measurement stand (30);
2) described positioning reference assembly (31) is installed in the below of described measurement stand (30) table top by a lower bearing bracket (23), this positioning reference assembly (31) has a positioning cylinder (22) to elect a following backstay (16) and a measuring basis bar (15) through gear train, this time backstay (16) is leaning tested tappet body assembly (13) sphere summit place (13-2) and to its location, the upper surface of this measuring basis bar (15) constitutes measuring basis;
3) described measuring staff assembly (32) is installed in the top of described measurement stand (30) table top by upper spider (1), this measuring staff assembly (32) has a lift cylinder (5) to push away an edge of a knife gauge head (12) and a digital display centimeter (9) under gear train, this edge of a knife gauge head (12) abuts against the highest point of roller (13-1) of tested tappet body assembly (13), and the thimble of this digital display centimeter (9) props up the upper surface of described measuring basis bar (15).
2. according to the measurement mechanism of the described tappet body assembly of automobile fuel injection system spheric seating of claim 1 summit to the highest point of roller height, it is characterized in that the structure that positioning cylinder (22) is elected following backstay (16) and measuring basis bar (15) through gear train in the described positioning reference assembly (31) is: described positioning cylinder (22) passes through a cylinder mount pad (24) vertical fixing on described lower bearing bracket (23), a cylinder Connection Block (21) that is connected with described positioning cylinder (22) piston links to each other, described cylinder Connection Block (21) both sides are by an arm-tie of screw retention (20), and strain a spring base (18), described spring base (18) is installed on base company's fishplate bar (17), between described spring base (18) and the cylinder Connection Block (21) compression spring (19) is housed; Described base company fishplate bar (17) is gone up fixed installation described backstay (16) and measuring basis bar (15) down; Described base company fishplate bar (17) is slidingly matched by a slide block (26) and a line slideway (25) that is fixed on the lower bearing bracket (23).
3. according to the measurement mechanism of the described tappet body assembly of automobile fuel injection system spheric seating of claim 1 summit to the highest point of roller height, it is characterized in that lift cylinder (5) described in the described measuring staff assembly (32) through the structure of push broach mouth gauge head (12) under the gear train and digital display centimeter (9) is: described lift cylinder (5) passes through a cylinder mount pad (4) vertical fixing on described upper spider (1), the cylinder Connection Block (6) that is connected with described lift cylinder (5) piston links to each other, described lift cylinder Connection Block (6) both sides are by an arm-tie of screw retention (7), and strain a spring base (10), described spring base (10) is installed on the U type web joint (11), between spring base (10) and the lift cylinder Connection Block (6) compression spring (8) is housed, described U type web joint (11) upper fixed is installed described digital display centimeter (9), and the below is by the described edge of a knife gauge head of screw retention (12); Described U type web joint passes on left a slide block (2) and is slidingly matched with a line slideway (3) that is fixed on the upper spider (1).
4. according to the measurement mechanism of the described tappet body assembly of automobile fuel injection system spheric seating of claim 1 summit to the highest point of roller height, the structure that it is characterized in that described etalon (33) is: be made up of a last right cylinder (27) and a following cylinder (28), described cylinder (28) down is milled with gain, fixedly connected with last right cylinder (27) by screw (29), the height of last right cylinder (27) is calibrated altitude H.
5. tappet body assembly of automobile fuel injection system spheric seating according to claim 1 summit is to the measurement mechanism of highest point of roller height, it is characterized in that the described structure of backstay (16) down is: form by the head and the body of rod, its head is and the middle corresponding to substantially ball of spheric seating end face (13-2) geometric configuration of tappet body assembly (13), its body of rod is the rods that adopts the engineering plastics flexible pipe to make, can make swing in the location ball meaning angle in office, guarantee that backstay is to the accurate location of workpiece down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101263576A CN101793510B (en) | 2010-03-17 | 2010-03-17 | Device for measuring height from vertex of spherical seat of tappet body assembly of automobile fuel injection system to highest point of roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101263576A CN101793510B (en) | 2010-03-17 | 2010-03-17 | Device for measuring height from vertex of spherical seat of tappet body assembly of automobile fuel injection system to highest point of roller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101793510A true CN101793510A (en) | 2010-08-04 |
| CN101793510B CN101793510B (en) | 2011-07-20 |
Family
ID=42586335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101263576A Expired - Fee Related CN101793510B (en) | 2010-03-17 | 2010-03-17 | Device for measuring height from vertex of spherical seat of tappet body assembly of automobile fuel injection system to highest point of roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101793510B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818546A (en) * | 2012-07-20 | 2012-12-12 | 昆山名威精密工业有限公司 | Pneumatic split side measurer |
| CN103411521A (en) * | 2013-07-19 | 2013-11-27 | 无锡双益精密机械有限公司 | Device for detecting symmetry degree of outer spherical surface of workpiece |
| CN104227603A (en) * | 2014-09-09 | 2014-12-24 | 江苏贝孚德通讯科技股份有限公司 | Clamp for automatically measuring contour height difference of waveguide coupler |
| CN107218865A (en) * | 2017-07-18 | 2017-09-29 | 哈尔滨创博科技有限公司 | On-line intelligence gear train double-side meshed comprehensive measuring instrument |
| CN109647734A (en) * | 2019-02-25 | 2019-04-19 | 宁波长华长盛汽车零部件有限公司 | The height detecting device of high-precision nut go-no go gauge full inspection machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3335540A1 (en) * | 1983-09-30 | 1985-04-18 | ELGEMA GmbH, 8057 Eching | Measuring sensor for testing valve seats |
| CN201107027Y (en) * | 2007-11-22 | 2008-08-27 | 重庆长安汽车股份有限公司 | Special-purpose measuring instrument for measuring depth of inlet and vent valve seats pyramidal face of cylinder cap |
| KR20080090081A (en) * | 2007-04-04 | 2008-10-08 | (주)조양정공 | A device for height measurement of automobile mission housing |
-
2010
- 2010-03-17 CN CN2010101263576A patent/CN101793510B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3335540A1 (en) * | 1983-09-30 | 1985-04-18 | ELGEMA GmbH, 8057 Eching | Measuring sensor for testing valve seats |
| KR20080090081A (en) * | 2007-04-04 | 2008-10-08 | (주)조양정공 | A device for height measurement of automobile mission housing |
| CN201107027Y (en) * | 2007-11-22 | 2008-08-27 | 重庆长安汽车股份有限公司 | Special-purpose measuring instrument for measuring depth of inlet and vent valve seats pyramidal face of cylinder cap |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818546A (en) * | 2012-07-20 | 2012-12-12 | 昆山名威精密工业有限公司 | Pneumatic split side measurer |
| CN102818546B (en) * | 2012-07-20 | 2015-01-21 | 昆山名威精密工业有限公司 | Pneumatic split side measurer |
| CN103411521A (en) * | 2013-07-19 | 2013-11-27 | 无锡双益精密机械有限公司 | Device for detecting symmetry degree of outer spherical surface of workpiece |
| CN103411521B (en) * | 2013-07-19 | 2016-09-14 | 无锡双益精密机械有限公司 | A kind of detection device of symmetry degree of outer spherical surface of workpiece |
| CN104227603A (en) * | 2014-09-09 | 2014-12-24 | 江苏贝孚德通讯科技股份有限公司 | Clamp for automatically measuring contour height difference of waveguide coupler |
| CN107218865A (en) * | 2017-07-18 | 2017-09-29 | 哈尔滨创博科技有限公司 | On-line intelligence gear train double-side meshed comprehensive measuring instrument |
| CN109647734A (en) * | 2019-02-25 | 2019-04-19 | 宁波长华长盛汽车零部件有限公司 | The height detecting device of high-precision nut go-no go gauge full inspection machine |
| CN109647734B (en) * | 2019-02-25 | 2024-04-12 | 宁波长华长盛汽车零部件有限公司 | Height detection device of high-precision nut go-no-go gauge full inspection machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101793510B (en) | 2011-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101793510B (en) | Device for measuring height from vertex of spherical seat of tappet body assembly of automobile fuel injection system to highest point of roller | |
| CN201964854U (en) | Special measuring tool for clamp spring slot of internal and external spherical cage external starwheels | |
| CN207132827U (en) | A kind of bearing roller detection means | |
| CN203464861U (en) | Hole position detecting device | |
| CN205279911U (en) | Instrument that blade tenon detected | |
| CN101788253B (en) | Device for measuring axial assembling clearance between tappet body component roller wheel and tappet body for fuel injection system of automobile | |
| CN203116706U (en) | Steel rail automatic leveling laser detection device | |
| CN106931863B (en) | Large-scale metal seal circle detection device | |
| CN201983765U (en) | Aperture detection device | |
| CN201173764Y (en) | Bearing ferrule interior diameter detection device | |
| CN204903046U (en) | Starter shift fork spring dynamometer | |
| CN210154458U (en) | Checking fixture for rapidly detecting size of part | |
| CN205537479U (en) | Large -scale ring rolling spare flatness detection instrument | |
| CN208419803U (en) | A kind of motor-car flywheel and thin cone sleeve are pressed and detect synchronizing device | |
| CN110146305A (en) | A kind of mobile tyre load deflection detection device | |
| CN212007148U (en) | Deep hole measuring mechanism | |
| CN100540167C (en) | Error measuring device of weldless pipe continuous rolling mill roller and detection method | |
| CN202092549U (en) | Measuring instrument capable of simultaneously measuring height and parallel deviation of two retaining sides of outer ring | |
| CN210718892U (en) | Axial position measuring device | |
| CN211527291U (en) | Flange angle measuring device | |
| CN202304801U (en) | Differential meter seat of crankshaft phase angle checking jig | |
| CN203837647U (en) | Improved device for detecting surface of workpiece | |
| CN107560588B (en) | Turbine welding cavity surface flatness detects frock | |
| CN201885675U (en) | Straightness detecting device of semiautomatic straightener for T-shaped twisted guide rails | |
| CN201757634U (en) | Forcing press verticality detection apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20140317 |