CN111121635A - Linear parameter measuring device for leaf spring - Google Patents
Linear parameter measuring device for leaf spring Download PDFInfo
- Publication number
- CN111121635A CN111121635A CN201811280089.6A CN201811280089A CN111121635A CN 111121635 A CN111121635 A CN 111121635A CN 201811280089 A CN201811280089 A CN 201811280089A CN 111121635 A CN111121635 A CN 111121635A
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- sensor
- measuring
- leaf spring
- light beam
- frame
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 9
- 238000005259 measurement Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005096 rolling process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention belongs to the technical field of manufacturing of leaf springs, and relates to a leaf spring linear parameter measuring device, which comprises a supporting frame, a detection positioning frame, a sensor and a telescopic device, and is characterized in that: the measured steel plate spring is supported by a support frame, a center bolt of the measured steel plate spring is positioned with a support sleeve, a bidirectional telescopic device is fixed at the bottom of a sliding frame, a length measuring sensor is reversely arranged in parallel and fixed with the sliding frame, a measuring arc height sensor is arranged on the side surface of the length measuring sensor, a measuring beam of the measuring arc height sensor vertically points to the plane of the support sleeve supporting the measured steel plate spring, detection positioning frames are arranged at two ends of the telescopic device and arranged on the side surface of the extending end of the telescopic device, a contact point of a contact point sensor points to the center of a spring eye of the measured steel plate spring, and the measuring sensor is connected with a computer through a data line: simple structure, low cost, convenient use, high efficiency and convenient operation, and is very suitable for mass automatic production.
Description
Technical Field
The invention belongs to the technical field of manufacturing of leaf springs, and particularly relates to a leaf spring linear parameter measuring device.
Background
The steel plate spring is the most critical damping element in an automobile suspension system, different automobiles are provided with the steel plate springs with different specifications, the steel plate springs matched in pairs are required on the same automobile, the error of the center distance between the front long part and the two rolling lugs and the arc height is within an allowable range, the safe driving of the automobile can be ensured, otherwise, the assembly is influenced, and the driving safety of the automobile is influenced.
Disclosure of Invention
The invention mainly aims to provide a device for measuring linear parameters of a leaf spring, which is used for solving the problems of low precision, low efficiency and unsuitability for automatic production when detecting leaf springs with different specifications in the prior art.
The purpose of the invention is realized by the following technical scheme: the utility model provides a leaf spring linear parameter measuring device, includes support frame, detection locating rack, sensor, telescoping device, its characterized in that: the measured steel plate spring is supported by a support frame, the head part of the central bolt of the measured steel plate spring is in positioning fit with a conical counter bore on a support sleeve, the support frame comprises a support plate, a bottom plate, a guide post, an elastic element and a support sleeve, the support plate is symmetrically and vertically connected with the bottom plate, the guide post is vertically arranged at the central position of the bottom plate, the elastic element is arranged at the end part of the guide post, the support sleeve and the elastic element sleeve are sleeved at the outer diameter of the guide post to form sliding fit, a two-way expansion device is fixed at the bottom of a sliding frame, the measuring directions of a front-length measuring sensor and a rear-length measuring sensor are reversely parallel above the two-way expansion device and fixed with the sliding frame, a measuring arc height sensor is arranged at the side surface of the front-length measuring sensor and the rear-length measuring sensor which are parallel, measuring beams of the measuring arc height sensor vertically point to, the detection positioning frame comprises a light beam baffle, a lug rolling baffle, a contact sensor I and a contact sensor II, the light beam baffle and the lug rolling baffle are vertically fixed together, the contact sensor I is vertically fixed on the beam baffle and arranged on the side surface of the extending end of the two-way expansion device, the contact points to the horizontal center of the spring eye of the leaf spring to be detected, the contact sensor II is vertically fixed on the spring eye baffle, the contact points to the vertical center of the spring eye of the leaf spring to be detected, one end of the expansion device is vertically fixed with the frame, the other end is vertically fixed with the sliding frame, the side surface of the sliding frame is in sliding connection with the rack, and the arc height measuring sensor, the front length measuring sensor and the rear length measuring sensor are connected with the computer through data lines.
The driving source of the bidirectional telescopic device can be driven by air pressure or hydraulic pressure and is provided with a buffer device.
The long sensors before measurement and the long sensors after measurement can be arranged horizontally or vertically.
The long light beam after measurement of the long sensor after measurement and the long light beam before measurement of the long sensor before measurement are reversely vertical to the light beam baffle.
The process of measurement is program controlled.
The method can be used for on-line monitoring and on-line detection.
The invention has the beneficial effects that: simple structure, low cost, convenient use, high efficiency and convenient operation, and is very suitable for mass automatic production.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a front view showing the structure of the present invention.
Fig. 2 is a schematic left side view of the structure of the present invention.
In the figure: 1. the device comprises a steel plate spring to be measured, 2, a supporting device, 201, a support plate, 202, a bottom plate, 203, a guide post, 204, an elastic element, 205, a supporting sleeve, 3, a bidirectional cylinder, 4, a detection positioning device, 401, a light beam baffle, 402, a lug baffle, 403, a contact sensor I, 404, a contact sensor II, 5, a long light beam after measurement, 6, a telescopic device, 7, a display screen, 8, a long light beam before measurement, 9, a rack, 10, a measuring arc height sensor, 11, a data line, 12, a long sensor before measurement, 13, a long sensor after measurement, 14, a supporting device, 15 and a measuring arc height light beam.
Detailed Description
Fig. 1 and fig. 2 show that a leaf spring linear parameter measuring device includes support frame, detection locating rack, sensor, telescoping device, its characterized in that: the measured steel plate spring 1 is supported by a support frame 2, the hexagonal head of a central bolt of the measured steel plate spring 1 is in positioning fit with a conical counter bore on a support sleeve 205, the support frame 2 comprises a support plate 201, a bottom plate 202, a guide column 203, an elastic element 204 and a support sleeve 205, the support plate 201 is symmetrically and vertically connected with the bottom plate 202, the guide column 203 is vertically arranged at the central part of the bottom plate 202, the elastic element 204 is arranged at the end part of the guide column 203, the support sleeve 205 is sleeved outside the guide column 203 to form sliding fit, a two-way expansion device 3, a measuring arc height sensor 10, a measuring front length sensor 12 and a measuring rear length sensor 13 are fixed on a sliding frame 14, detection positioning frames 4 are arranged at two ends of the two-way expansion device 3, each detection positioning frame 4 comprises a light beam baffle 401, a lug baffle 402, a contact sensor I403 and a contact sensor II 404, the light beam baffle 401 is axially vertical to the two, the eye baffle 402 is vertical to the light beam baffle 401, the contact sensor I403 is vertically fixed on the light beam baffle 401 and corresponds to the axis of the bidirectional telescopic device 3, the contact points to the leaf spring eye, the contact sensor II 404 is vertically fixed on the eye baffle 402, and the contact points to the leaf spring eye; the measuring beam 14 of the arc height measuring sensor 10 is perpendicular to the end face of the support sleeve 205, the measuring rear long beam 5 of the measuring rear long sensor 13 and the measuring front long beam 8 of the measuring front long sensor 12 are reversely perpendicular to the beam baffle 401, one end of the telescopic device 6 is vertically fixed with the rack 9, the other end of the telescopic device is vertically fixed with the sliding frame 14, the side face of the telescopic device is in sliding connection with the rack 9, and the measuring arc height measuring sensor 10, the measuring front long sensor 12 and the measuring rear long sensor 13 are connected with the computer 7 through data lines 11.
The driving source of the bidirectional telescopic device can be driven by air pressure or hydraulic pressure and is provided with a buffer device.
The length before measurement sensor 12 and the length after measurement sensor 13 may be arranged horizontally or vertically.
The long light beam 5 after measurement of the long sensor 13 after measurement and the long light beam 8 before measurement of the long sensor 12 before measurement are reversely perpendicular to the light beam baffle 401.
The process of measurement is program controlled.
The method can be used for on-line monitoring and on-line detection.
Claims (6)
1. The utility model provides a leaf spring linear parameter measuring device, includes support frame, detection locating rack, sensor, telescoping device, its characterized in that: the steel plate spring (1) to be measured is supported by a support frame (2), the head of a central bolt of the steel plate spring (1) to be measured is in positioning fit with a conical counter bore on a support sleeve (205), the support frame (2) comprises a support plate (201), a bottom plate (202), a guide column (203), an elastic element (204) and a support sleeve (205), the support plate (201) is symmetrically and vertically connected with the bottom plate (202), the guide column (203) is vertically arranged at the central position of the bottom plate (202), the elastic element (204) is arranged at the end part of the guide column (203), the support sleeve (205) and the elastic element (204) are sleeved on the outer diameter of the guide column (203) to form sliding fit, a two-way expansion device (3) is fixed at the bottom of a sliding frame (14), the measuring directions of a front-length measuring sensor (12) and a rear-length measuring sensor (13) are reversely parallel above the two-way expansion device (3) and fixed with, the measuring arc height sensor (10) is arranged on the side surface of the parallel back of the front long sensor (12) and the back long sensor (13) before measurement, the measuring light beam (14) of the measuring arc height sensor points to the plane of the supporting sleeve (205) supporting the measured steel plate spring (1) vertically, the two ends of the bidirectional telescopic device (3) are symmetrically provided with the detecting and positioning frame (4), the detecting and positioning frame (4) comprises a light beam baffle plate (401), a lug baffle plate (402), a contact sensor I (403) and a contact sensor II (404), the light beam baffle plate (401) and the lug baffle plate (402) are vertically fixed together and tangent to the excircle of the measured steel plate spring lug, the light beam baffle plate (401) is vertically arranged on the end part of the longitudinal extension end of the bidirectional telescopic device (3), the contact sensor I (403) is vertically fixed on the light beam baffle plate (401) and is arranged on the side surface of the extension end of the bidirectional telescopic device, the horizontal center of the directional leaf spring (1) book ear of being surveyed of contact, contact sensor II (404) vertical fixation is on book ear baffle (402), the directional perpendicular center of being surveyed leaf spring (1) book ear of contact, the one end and frame (9) vertical fixation of telescoping device (6), the other end and carriage (14) vertical fixation, carriage (14) side and frame (9) form sliding connection, measurement camber sensor (10), measure preceding long sensor (12), measure back long sensor (13) and be connected with computer (7) through data line (11).
2. The device for measuring the linear parameters of the leaf spring according to claim 1, wherein: the driving source of the bidirectional telescopic device can be driven by air pressure or hydraulic pressure and is provided with a buffer device.
3. The device for measuring the linear parameters of the leaf spring according to claim 1, wherein: the sensor (12) for measuring the front length and the sensor (13) for measuring the rear length can be arranged horizontally or vertically.
4. The device for measuring the linear parameters of the leaf spring according to claim 1, wherein: the long light beam (5) after measurement of the long sensor (13) after measurement and the long light beam (8) before measurement of the long sensor (12) before measurement are reversely perpendicular to the light beam baffle (401).
5. The device for measuring the linear parameters of the leaf spring according to claims 1-4, wherein: the process of measurement is program controlled.
6. The device for measuring the linear parameters of a leaf spring according to claims 1-5, wherein: the method can be used for on-line monitoring and on-line detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811280089.6A CN111121635B (en) | 2018-10-30 | 2018-10-30 | Leaf spring linearity parameter measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811280089.6A CN111121635B (en) | 2018-10-30 | 2018-10-30 | Leaf spring linearity parameter measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111121635A true CN111121635A (en) | 2020-05-08 |
| CN111121635B CN111121635B (en) | 2024-10-22 |
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ID=70484630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811280089.6A Active CN111121635B (en) | 2018-10-30 | 2018-10-30 | Leaf spring linearity parameter measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111121635B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720513A (en) * | 2021-10-11 | 2021-11-30 | 江西弘力汽车零部件有限公司 | Steel plate spring bushing pulling-out force detection device |
| CN118189875A (en) * | 2024-04-08 | 2024-06-14 | 泰富特钢悬架(济南)有限公司 | Leaf spring arc height measuring device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204064286U (en) * | 2014-08-07 | 2014-12-31 | 郑州宇通客车股份有限公司 | For measuring the proving installation of leaf spring chord length and camber |
| KR101535868B1 (en) * | 2014-05-02 | 2015-07-17 | 대원강업주식회사 | Inspection method for leaf spring |
| CN204882060U (en) * | 2015-08-14 | 2015-12-16 | 长葛市昌达兴顺板簧有限公司 | Leaf spring comprehensive testing device |
| CN209295910U (en) * | 2018-10-30 | 2019-08-23 | 河南恒赛尔汽配有限公司 | A kind of leaf spring linear dimensions measuring device |
-
2018
- 2018-10-30 CN CN201811280089.6A patent/CN111121635B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101535868B1 (en) * | 2014-05-02 | 2015-07-17 | 대원강업주식회사 | Inspection method for leaf spring |
| CN204064286U (en) * | 2014-08-07 | 2014-12-31 | 郑州宇通客车股份有限公司 | For measuring the proving installation of leaf spring chord length and camber |
| CN204882060U (en) * | 2015-08-14 | 2015-12-16 | 长葛市昌达兴顺板簧有限公司 | Leaf spring comprehensive testing device |
| CN209295910U (en) * | 2018-10-30 | 2019-08-23 | 河南恒赛尔汽配有限公司 | A kind of leaf spring linear dimensions measuring device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720513A (en) * | 2021-10-11 | 2021-11-30 | 江西弘力汽车零部件有限公司 | Steel plate spring bushing pulling-out force detection device |
| CN118189875A (en) * | 2024-04-08 | 2024-06-14 | 泰富特钢悬架(济南)有限公司 | Leaf spring arc height measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111121635B (en) | 2024-10-22 |
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