CN210166157U - Descending following testing device for jack - Google Patents
Descending following testing device for jack Download PDFInfo
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- CN210166157U CN210166157U CN201920892244.3U CN201920892244U CN210166157U CN 210166157 U CN210166157 U CN 210166157U CN 201920892244 U CN201920892244 U CN 201920892244U CN 210166157 U CN210166157 U CN 210166157U
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Abstract
The utility model provides a testing arrangement is followed with decline to jack, wherein, the support symmetry sets up on the base, be equipped with two fixed blocks of symmetrical arrangement on the base between the support, the backup pad level is placed on the fixed block, the range upon range of backup pad that sets up of briquetting, the manipulator is installed on first drive assembly and is driven and the centre gripping or loosen the briquetting by it, first drive assembly installs on second drive assembly and driven and from top to bottom by it, second drive assembly installs on the connecting piece, the connecting piece both ends respectively with support top fixed connection, a plurality of photoelectric sensor set up on the support along vertical direction interval, photoelectric sensor difference signal connection controller, the first drive assembly of controller difference control connection, second drive assembly, photoelectric sensor, the coding timer. The utility model discloses simple structure is applicable to the jack of different models, but the falling speed of automated inspection bearing rated load's jack, very big improvement the accuracy of work efficiency and test.
Description
Technical Field
The utility model relates to a jack test technical field, concretely relates to testing arrangement is followed with decline to jack.
Background
The jack is light and small lifting equipment which takes a rigid jacking piece as a working device and jacks a heavy object through a top bracket or a bottom supporting claw within a small stroke. The jack is mainly used for the departments of factories, mines, transportation and the like as vehicle repair, other lifting, supporting and the like. After the production of the jack is completed, the quality of the jack needs to be detected. One important test clause requires that the average speed of the jack after the jack is completely descended is not more than 0.15 m/s when the jack bears the rated load, so as to avoid the danger caused by the excessively fast descending speed of the load. How to detect the load descending speed of the jack is a problem which needs to be solved by the technical personnel in the technical field at present.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that the background art exists, the utility model provides a testing arrangement is followed with decline to jack.
The utility model provides a testing arrangement is followed with decline to jack, include: the device comprises a base, a support plate, a mechanical arm for clamping a pressing block, a first driving assembly, a second driving assembly, a connecting piece, a plurality of photoelectric sensors for detecting the position of the pressing block, an encoder for timing and a controller, wherein the support is symmetrically arranged on the base, two fixing blocks which are symmetrically arranged are arranged on the base between the supports, a gap for placing a jack is reserved between the two fixing blocks, an upright is respectively arranged at one end of each fixing block close to the corresponding support, the support plate is horizontally arranged on the fixing blocks, two ends of the support plate are respectively in sliding connection with the upright, two ends of the support plate corresponding to the support are upwards and uniformly extended to form a vertical plate, an accommodating cavity for placing the pressing block is formed by the vertical plate and the support plate, the pressing blocks are, the manipulator is installed on first drive assembly and driven and centre gripping or unclamp the briquetting by it, first drive assembly installs on second drive assembly and driven and from top to bottom by it, second drive assembly installs on the connecting piece, the connecting piece both ends respectively with support top fixed connection, a plurality of photoelectric sensor along vertical direction interval setting on the support, photoelectric sensor is signal connection controller respectively, first drive assembly of controller difference control connection, second drive assembly, photoelectric sensor, the code time-recorder.
Preferably, a height adjusting table is preset in the controller, the controller sets the height to be adjusted of the manipulator according to the number of pressing blocks required by the balance weight and the preset height adjusting table, and the controller controls the second driving assembly to adjust the height of the manipulator according to the height to be adjusted of the manipulator.
Preferably, the height adjusting meter comprises heights to be adjusted of the manipulators corresponding to the number of the pressing blocks needed by the balance weight one by one, wherein the higher the number of the pressing blocks needed by the balance weight is, the smaller the corresponding height to be adjusted of the manipulator is; and the controller searches in the height adjusting table according to the number of the pressing blocks required by the balance weight to obtain the height to be adjusted of the manipulator corresponding to the number of the pressing blocks required by the balance weight.
Preferably, the sum of the weights of the support plate and the vertical plate is the same as the weight of a single pressing block.
Preferably, the touch screen further comprises a touch panel for inputting and displaying, and the touch panel is in signal connection with the controller.
Preferably, the bottom of the pressing block is provided with a fixing groove matched with the manipulator.
Preferably, the controller is a single chip microcomputer.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) through backup pad and stand sliding connection with the restriction backup pad and place the briquetting in the backup pad and remove along the length direction of stand, avoid the briquetting to rise and drop at the in-process change position that descends even, influence test process.
(2) Through setting up briquetting and riser sliding connection, the manipulator of being convenient for gets unnecessary briquetting clamp to be applicable to the jack of different models.
(3) Through setting up photoelectric sensor, the encoder and the controller that are used for the timing, but the falling speed of automated inspection bearing rated load's jack, and through setting up a plurality of photoelectric sensor, carry out the segmentation speed test to bearing rated load's jack, improve the accuracy of test.
(4) The first driving assembly, the second driving assembly, the photoelectric sensor and the coding timer are respectively connected in a control mode through the controller, the descending speed of the jack bearing rated loads can be automatically tested, manual participation is reduced, and the working efficiency and the testing accuracy are improved.
To sum up, the utility model provides a testing arrangement is followed with decline to jack, simple structure is applicable to the jack of different models, but the falling speed of automated inspection bearing rated load's jack has greatly improved the accuracy of work efficiency and test.
Drawings
Fig. 1 is a schematic front view of the descending following testing device for a jack according to the present invention.
Fig. 2 is a top view of the descending following testing device for a jack according to the present invention.
Fig. 3 is a top cross-sectional view of the descending follow-up testing device for a jack according to the present invention.
Detailed Description
Referring to fig. 1-3, the utility model provides a testing arrangement is followed with decline to jack includes: the device comprises a base 1, a support 2, a support plate 41, upright posts 5, a connecting piece 6, a first driving component 7, a second driving component 8, a manipulator 9 for clamping a pressing block 10, a plurality of photoelectric sensors 11 for detecting the position of the pressing block 10, an encoder and a controller for timing, wherein the support 2 is symmetrically arranged on the base 1, two fixing blocks 3 which are symmetrically arranged are arranged on the base 1 between the supports 2, a gap for placing a jack is reserved between the two fixing blocks 3, the upright posts 5 are respectively arranged at one ends of the two fixing blocks 3 close to the corresponding supports 2, the support plate 41 is horizontally arranged on the fixing blocks 3, two ends of the support plate 41 are respectively in sliding connection with the upright posts 5, two ends of the support plate 41 corresponding to the support 2 extend upwards to form upright plates 42, the support plate 41 is horizontally arranged on the fixing blocks 3, two ends of the support plate 41 corresponding to the, form the chamber that holds that is used for placing briquetting 10 between riser 42 and the backup pad 41, briquetting 10 stacks up the setting and is holding the intracavity, and briquetting 10 both ends respectively with corresponding riser 42 sliding connection, manipulator 9 installs on first drive assembly 7 and by its drive and centre gripping or unclamp briquetting 10, first drive assembly 7 installs on second drive assembly 8 and by its drive and from top to bottom, second drive assembly 8 installs on connecting piece 6, connecting piece 6 both ends respectively with support 2 top fixed connection, a plurality of photoelectric sensor 11 set up on support 2 along vertical direction interval, photoelectric sensor 11 respectively signal connection controller, first drive assembly 7 of controller difference control connection, second drive assembly 8, photoelectric sensor 11, the coding timer.
The utility model, the support plate 41 and the upright post 5 are connected in a sliding way to limit the movement of the support plate 41 and the pressing block 10 placed on the support plate 41 along the length direction of the upright post 5, so as to avoid the pressing block 10 from changing position and even falling off in the ascending and descending processes to influence the testing process; the pressing block 10 is arranged to be in sliding connection with the vertical plate, so that a manipulator can conveniently clamp the redundant pressing block 10, and the lifting jack is suitable for jacks of different models; the descending speed of the jack bearing the rated load can be automatically detected by arranging the photoelectric sensors 11, the encoder for timing and the controller, and the speed of the jack bearing the rated load is measured in a segmented mode by arranging the photoelectric sensors 11, so that the accuracy of the test is improved; the first driving assembly 7, the second driving assembly 8, the photoelectric sensor 11 and the coding timer are respectively connected in a control mode through the controller, the descending speed of the jack bearing rated loads can be automatically tested, manual participation is reduced, and the working efficiency and the testing accuracy are improved.
In the embodiment, a height adjusting table is preset in the controller, the controller formulates the manipulator height to be adjusted according to the number of the pressing blocks 10 required by the counter weight and the preset height adjusting table, and the controller controls the second driving assembly 8 to adjust the height of the manipulator 9 according to the manipulator height to be adjusted by instructions, so that the number of the pressing blocks 10 required by the counter weight of the jack can be adjusted conveniently according to the specification and model of the measured jack.
In the present embodiment, the height adjustment table includes heights to be adjusted of the manipulators corresponding to the number of the pressing blocks 10 required by the counterweight one by one, wherein the higher the number of the pressing blocks 10 required by the counterweight is, the smaller the corresponding height to be adjusted of the manipulator is; and the controller searches the height adjusting table according to the number of the pressing blocks 10 required by the balance weight to obtain the height to be adjusted of the manipulator corresponding to the number of the pressing blocks 10 required by the balance weight. During specific implementation, the controller establishes the manipulator height to be adjusted corresponding to the counter weight according to the number of the pressing blocks 10 required by the counter weight, after the number of the pressing blocks 10 required by the counter weight of the jack is obtained, the controller searches the height adjustment table according to the number of the pressing blocks 10 required by the counter weight to obtain the manipulator height to be adjusted corresponding to the number of the pressing blocks 10 required by the counter weight, and instructs the second driving assembly 8 to adjust the height of the manipulator 9 according to the manipulator height to be adjusted.
In the present embodiment, the sum of the weights of the supporting plate 41 and the vertical plate 42 is the same as the weight of the single pressing block 10, so that the weight required by the jack can be conveniently controlled.
In this embodiment, the display device further includes a touch panel for inputting and displaying, and the touch panel is connected to the controller through signals, and can input commands and read data through the touch panel. Can be used to determine the number of compacts 10 to be weighed by the jack.
In the embodiment, the bottom of the pressing block 10 is provided with a fixing groove matched with the manipulator 9, so that the pressing block 10 can be clamped by the manipulator 9 conveniently.
In the present embodiment, the first driving assembly 7 is a bidirectional telescopic rod assembly, and the controller is connected to the bidirectional telescopic assembly for controlling the manipulator 9 to clamp or release the pressing block 10.
In the present embodiment, the second driving assembly 8 is one of an electric push rod, an electro-hydraulic push rod, a pneumatic push rod and a hydraulic push rod.
In this embodiment, the controller is a single chip microcomputer. The singlechip is a singlechip in the prior art.
When the lifting jack is used specifically, the lifting jack is placed in a gap between two fixed blocks 3, the quantity of pressing blocks 10 required by a rated load balance weight of the lifting jack is input by using a touch panel, the controller searches in a height adjustment table according to the quantity of the pressing blocks 10 required by the balance weight to obtain the height to be adjusted of the mechanical arm corresponding to the quantity of the pressing blocks 10 required by the balance weight, the second driving assembly 8 is instructed to adjust the height of the mechanical arm 9 according to the height to be adjusted of the mechanical arm, the mechanical arm 9 reaches a specified height, the controller instructs to control the first driving assembly 7 to control the mechanical arm to clamp redundant pressing blocks 10, then instructs to control the second driving assembly 8 to move to drive the first driving assembly 7 to move upwards, then the lifting jack starts to move to drive the supporting plate 41 to move upwards to the maximum height along the upright post 5 so that the position of the uppermost pressing block 10 is higher than the photoelectric sensor, briquetting 10 descends along with the jack that awaits measuring together, and the top surface of the balancing weight 3 that is located the top can pass through a plurality of photoelectric sensor 11 in proper order, and photoelectric sensor 11 gives the controller with signal transmission, and the timing of controller control timing encoder to according to the time of receiving two adjacent signals and the distance between two adjacent photoelectric sensor 11 that correspond, calculate the decline average speed that obtains the jack, and show at touch panel.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A descending follow-up testing device for a jack is characterized by comprising: the device comprises a base (1), supports (2), a support plate (41), a connecting piece (6), a first driving assembly (7), a second driving assembly (8), a mechanical arm (9) for clamping a pressing block, a pressing block (10), a plurality of photoelectric sensors (11) for detecting the position of the pressing block, an encoder and a controller for timing, wherein the supports (2) are symmetrically arranged on the base (1), two fixing blocks (3) which are symmetrically arranged are arranged on the base (1) between the supports (2), a gap for placing a jack is reserved between the two fixing blocks (3), one ends of the two fixing blocks (3) close to the corresponding supports (2) are respectively provided with a stand column (5), the support plate (41) is horizontally placed on the fixing blocks (3), two ends of the support plate (41) are respectively in sliding connection with the stand columns (5), two ends of the support plate (41) corresponding to the supports (2) extend upwards uniformly to form a vertical plate (42, riser (42) and backup pad (41) form the chamber that holds that is used for placing briquetting (10), briquetting (10) range upon range of setting is holding the intracavity, and briquetting (10) both ends respectively with riser (42) sliding connection that corresponds, manipulator (9) are installed on first drive assembly (7) and are driven and the centre gripping or loosen the briquetting by it, first drive assembly (7) are installed on second drive assembly (8) and are driven and upper and lower by it, second drive assembly (8) are installed on connecting piece (6), connecting piece (6) both ends respectively with support (2) top fixed connection, a plurality of photoelectric sensor (11) set up on support (2) along vertical direction interval, photoelectric sensor (11) respectively signal connection controller, the first drive assembly (7) of controller respectively control connection, second drive assembly (8), photoelectric sensor (11), A coding timer.
2. The descending follow testing device for jacks according to claim 1, wherein a height adjusting table is preset in the controller, the controller sets the height to be adjusted of the manipulator according to the number of the pressing blocks (10) required by the counterweight and the preset height adjusting table, and the controller commands the second driving assembly to adjust the height of the manipulator (9) according to the height to be adjusted of the manipulator.
3. The descending follow-up testing device for jacks according to claim 2, wherein the height adjusting gauge includes the heights to be adjusted of the manipulators corresponding to the number of the pressing blocks (10) required for the balance weight in a one-to-one manner, wherein the higher the number of the pressing blocks (10) required for the balance weight is, the smaller the corresponding heights to be adjusted of the manipulators are; and the controller searches the height adjustment table according to the number of the pressing blocks (10) required by the balance weight to obtain the height to be adjusted of the manipulator corresponding to the number of the pressing blocks (10) required by the balance weight.
4. The descending follow test apparatus for jacks according to claim 1, wherein the sum of the weights of the support plate (41) and the riser (42) is the same as the weight of a single compact (10).
5. The descending follow test device for jacks according to claim 1, further comprising a touch panel for input and display, the touch panel being in signal connection with the controller.
6. The descending follow test device for jacks according to claim 1, wherein the bottom of the pressing block (10) is provided with a fixing groove matched with the manipulator (9).
7. A jack-use descent following test device according to any one of claims 1 to 6, wherein the controller is a single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920892244.3U CN210166157U (en) | 2019-06-12 | 2019-06-12 | Descending following testing device for jack |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920892244.3U CN210166157U (en) | 2019-06-12 | 2019-06-12 | Descending following testing device for jack |
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| Publication Number | Publication Date |
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| CN210166157U true CN210166157U (en) | 2020-03-20 |
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| CN201920892244.3U Active CN210166157U (en) | 2019-06-12 | 2019-06-12 | Descending following testing device for jack |
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| CN (1) | CN210166157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220729A (en) * | 2019-06-12 | 2019-09-10 | 安徽通润汽车零部件有限公司 | The very heavy very useful decline of one kind follows test device |
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2019
- 2019-06-12 CN CN201920892244.3U patent/CN210166157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220729A (en) * | 2019-06-12 | 2019-09-10 | 安徽通润汽车零部件有限公司 | The very heavy very useful decline of one kind follows test device |
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