CN205483243U - At last pneumatic testing arrangement who measures two column type weighing sensor of force standard machine - Google Patents
At last pneumatic testing arrangement who measures two column type weighing sensor of force standard machine Download PDFInfo
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- CN205483243U CN205483243U CN201620198264.7U CN201620198264U CN205483243U CN 205483243 U CN205483243 U CN 205483243U CN 201620198264 U CN201620198264 U CN 201620198264U CN 205483243 U CN205483243 U CN 205483243U
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Abstract
The utility model relates to an at last pneumatic testing arrangement who measures two column type weighing sensor of force standard machine, it includes: die clamping cylinder, lift cylinder, press from both sides that tight piece, dowel steel layer board, rack and pinion are vice, cylinder mount pad, device fixed plate, dowel steel, go up base, lower base and pneumatic inductive switch. Die clamping cylinder installs on the cylinder mount pad to fix on the dowel steel layer board. Die clamping cylinder's piston rod head portion is fixed with presss from both sides tight piece, and the both ends of dowel steel layer board are fixed on the lift piston rod of the cylinder of both sides. The lift cylinder is fixed on the device fixed plate and on fixing the stand. It is vice to install rack and pinion on dowel steel layer board and the device fixed plate, and the cylinder goes up and down in step about guaranteeing. Two pneumatic inductive switch install in the die clamping cylinder below, the hydraulic lifting platform top that the mechanical valve of pneumatics was installed at force standard machine. The utility model discloses when araeosystyle weighing sensor carries out the mechanical properties test, once can measure two, realize energy -conservingly to improve efficiency of software testing.
Description
Technical field
This utility model relates to a kind of Pneumatic test device once measuring two column weighting sensors on force standard machines, belongs to LOAD CELLS mechanics performance testing technology field.
Background technology
Mechanical property is the important indicator of LOAD CELLS, and LOAD CELLS is intended in the enterprising line linearity of power machine, sensitivity and the Mechanics Performance Testing such as delayed.Column weighting sensor is sphere due to head, and ratio of height to diameter is typically greater than 2, is difficulty with workpiece superposition test on force standard machines, so being all the most only to measure a column type sensor on power machine.One column weighting sensor to carry out SPAN and twice test of sensitivity on power machine respectively, and its testing time is generally 30 minutes/, and the testing time is the longest, for batch production, not only energy resource consumption is big, and production efficiency is low, is the bottleneck problem of currently manufactured LOAD CELLS.
Utility model content
The purpose of this utility model is to provide a kind of Pneumatic test device once measuring two column weighting sensors on force standard machines, when araeosystyle LOAD CELLS carries out Mechanics Performance Testing, once can measure two together, it is achieved energy-conservation, and increase substantially testing efficiency.
nullIt is as follows that this utility model solves the technical scheme that its technical problem used: a kind of Pneumatic test device once measuring two column weighting sensors on force standard machines，Comprising: clamping cylinder、Lift cylinder、Clamping block、Dowel steel supporting plate、Rack-and-pinion、Cylinder mounting seat、Device fixed plate、Dowel steel、Upper bed-plate、Lower bottom base and pneumatic inductive switch，Clamping cylinder is arranged in cylinder mounting seat，And be together fixed on dowel steel supporting plate，The piston rod head of clamping cylinder is fixed with clamping block，The two ends of dowel steel supporting plate are fixed on the lift cylinder piston rod of both sides，Lift cylinder is fixed in device fixed plate and is fixed on column by device fixed plate，On dowel steel supporting plate and device fixed plate, rack-and-pinion is installed，Ensure left and right cylinder synchronization lifting，Two pneumatic inductive switches are arranged on below clamping cylinder，One Pneumatic mechanical valve is arranged on above the hydraulic elevating platform of force standard machines.
In a preferred embodiment, the clamping section of described clamping block is divided into semicircle, match with the first workpiece configurations, two clamping blocks are mounted opposite, after the piston rod of clamping cylinder stretches out, the semi-circular concentric of two clamping blocks, and center is on the central axis of workpiece, the piston rod of clamping cylinder stretches out and contacts with respectively with two pneumatic inductive switches of retrogressing, and two pneumatic inductive switches control the lifting action of lift cylinders.
In a preferred embodiment, described dowel steel supporting plate center drilling, and it is fixed with fairlead, dowel steel is arranged in fairlead, and under the drive of lift cylinder, dowel steel supporting plate holds up dowel steel, and discharges lower station space, is used for installing lower station workpiece.
In a preferred embodiment, described rack-and-pinion has two groups, and two tooth bars are separately fixed in the device fixed plate of both sides, and two gears are separately fixed at the two ends of a connecting shaft, and connecting shaft passes bearing, is fixed on dowel steel supporting plate by bearing block.
In a preferred embodiment, described dowel steel upper end is designed with the hexagonal groove matched with the first workpiece, lower end is designed with the circular groove matched with second workpiece, and the cylindrical of dowel steel is stepped, it is possible to coordinates with dowel steel supporting plate, guide and departs under different conditions.
It is as follows that this utility model solves the technical scheme that its technical problem used: a kind of Pneumatic test device once measuring two column weighting sensors on force standard machines, comprising: top board, base plate and the column that top board and base plate are coupled together, it also includes the supporting plate that can vertically move, the dowel steel held by supporting plate and can move straight up relative to supporting plate and hoistable platform, the first workpiece it is provided with between supporting plate and top board, second workpiece it is provided with between supporting plate and base plate, described first workpiece, second workpiece is coaxially disposed, described dowel steel is for the power between transmission the first workpiece and second workpiece, described hoistable platform moves the first workpiece or second workpiece so that it is applied pressure for test in the vertical direction.
In a preferred embodiment, also including two driving means laying respectively at two ends of bearing plate, this two driving means is synchronized with the movement so that supporting plate motion makes to remain at horizontal level.
In a preferred embodiment, the synchronizer making two driving means be synchronized with the movement also is included.
In a preferred embodiment, described synchronizer includes connecting shaft and is respectively arranged on two rack-and-pinions at connecting shaft two ends, gear in described rack-and-pinion is fixed in connecting shaft, tooth bar is fixed in device fixed plate, this two rack-and-pinion is identical structure, and described connecting shaft is fixed on supporting plate.
It is as follows that this utility model solves the technical scheme that its technical problem used: a kind of method using above-mentioned Pneumatic test device to test workpiece, comprising:
Mobile pallet makes to leave sufficient distance between supporting plate and top board to place the first workpiece；
First workpiece is placed on dowel steel；
Move up supporting plate to make to leave sufficient distance between supporting plate and base plate to place second workpiece；
Second workpiece is placed on below dowel steel；
Make the first workpiece and second workpiece be close together by hoistable platform and it is applied pressure to test the first workpiece and second workpiece.
This utility model uses technique scheme, utilizes dowel steel supporting plate to hold dowel steel, is placed in the groove of dowel steel upper end by a workpiece；Pressing Pneumatic button, clamping block is by the first Workpiece clamping, and dowel steel supporting plate rises simultaneously, discharges underlying workpiece installing space；Fall dowel steel supporting plate after installing second workpiece again, and ensure that dowel steel supporting plate departs from dowel steel, and do not affect test.Due to the lifting by the clamping of clamping block with dowel steel supporting plate, it is achieved that once measure the column type sensor of two Bulb Surfaces on force standard machines, substantially reduce single testing time, testing efficiency is greatly improved, save the energy needed for the test of power machine.This utility model uses Pneumatic mechanical valve and pneumatic control valve, controls clamping and the lifting of cylinder, and forms linkage by Pneumatic mechanical valve and power machine hydraulic elevating platform, it is achieved that full Pneumatic automatic control, convenient and reliable operation.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings embodiment of the present utility model is described in further detail.
Fig. 1 is the axonometric chart of Pneumatic test device of the present utility model.
Fig. 2 is the enlarged drawing in Fig. 1 at A.
Fig. 3 is the phantom of Pneumatic test device of the present utility model.
Fig. 4 is the enlarged drawing in Fig. 3 at B.
Fig. 5 is the top view of Pneumatic test device of the present utility model.
Wherein: 1 device fixed plate, 2 connecting shafts, 3 cylinder mounting seats, 4 clamping cylinders, 5 dowel steel supporting plates, 6 Pneumatic mechanical valves, 7 clamping blocks, 8 upper bed-plates, 9 dowel steels, 10 lower bottom bases, 11 first workpiece, 12 hydraulic elevating platforms, 13 pneumatic inductive switches, 14 bearing blocks, 15 columns, 16 lift cylinders, 17 rack-and-pinions, 18 bearings, 19 fairleads, 20 second workpieces.
Detailed description of the invention
As Fig. 1 is to shown in 5, and the Pneumatic test device once measuring two column weighting sensors on force standard machines of the present utility model, including upper station pneumatic clamp system, dowel steel air lifter, Up/down base and dowel steel, pneumatic control components.This utility model pneumatic clamping mechanism includes clamping block 7, clamping cylinder 4, cylinder mounting seat 3, pneumatic inductive switch 13.The clamping section of clamping block 7 is divided into semicircle, and in order to ensure to clamp workpiece and do not damage workpiece, its semicircle matches with workpiece configurations, and two clamping blocks 7 are mounted opposite.After the piston rod of clamping cylinder 4 stretches out, the semicircle 71 of two clamping blocks 7 is concentric, and center is on the central axis of workpiece, makes workpiece not tilt and the top center of alignment top, center standard transducer.In order to be formed without interference when test, the piston rod of clamping cylinder 4 stretches out and contacts with respectively with two pneumatic inductive switches 13 of retrogressing, and after hydraulic elevating platform 12 rises, clamping cylinder 4 is retracted, and makes clamping block 7 depart from workpiece.
This utility model dowel steel supporting plate 5 is fixed on the piston rod head of the lift cylinder 16 of the left and right sides, and two lift cylinders are fixed on device and fix on seat 1.Dowel steel supporting plate 5 center drilling, and it is fixed with fairlead 19, dowel steel 9 is arranged in fairlead 19.Under the drive of lift cylinder 16, dowel steel supporting plate 5 holds up dowel steel 9, and discharges lower station space, it is simple to install lower station workpiece.This utility model synchronizes to realize left and right lift cylinder lifting, is provided with two groups of rack-and-pinions 17 in device fixed plate 1 and dowel steel supporting plate 5.Two tooth bars 171 are separately fixed in the device fixed plate 1 of both sides, and gear 172 is fixed on the two ends of a connecting shaft 2, and connecting shaft 2, through bearing 1, is fixed on dowel steel supporting plate 5 by bearing block 14.The lifting of lift cylinder 16 drives two gears 172 to lift and rotate along tooth bar 171, and the connecting shaft 2 fixing two gears 172 limits the asynchronous of gear 172 rotation, and the lifting indirectly achieving left and right cylinder piston rod synchronizes.
This utility model dowel steel 9 upper end is designed with the hexagonal groove matched with workpiece (11,20), and lower end is designed with the circular groove matched with workpiece, and cylindrical is stepped, it is possible to coordinates with dowel steel supporting plate 5, guide and departs under different conditions.This utility model clamping cylinder 4, the action of lift cylinder 16 are controlled by Pneumatic button and Pneumatic mechanical valve, and form linkage with hydraulic elevating platform 12.
Unit one operationally, is placed in the hexagonal groove at dowel steel 9 top by this utility model.Pressing pneumatic start button, workpiece above clamping cylinder 4 clamping, and touch pneumatic inductive switch 13, control valve drives lift cylinder 16 to hold up dowel steel 9 and top workpiece, and discharges underlying workpiece installing space.Second column weighting sensor is placed on moveable lower bottom base 10, and pushes locating slot.Installation terminates, start test software and start test, after starting test, the hydraulic elevating platform 12 of power machine can slowly rise, after upper work piece touches top standard transducer, hydraulic platform 12 triggers Pneumatic mechanical valve 6, after Pneumatic time-delay valve time delay, lift cylinder 16 drives dowel steel supporting plate 5 to fall, and departs from dowel steel 9.Force value transmission starts, and after every test terminates, power machine hoistable platform 12 declines, and top workpiece drops in situ along with dowel steel 9, takes off top workpiece (the first workpiece) 11.Again pressing start button, dowel steel supporting plate 5 rises, and takes out underlying workpiece (second workpiece) 20, presses lower cylinder and declines button, and test device resets, and test terminates.
Claims (9)
- null1. the Pneumatic test device once measuring two column weighting sensors on force standard machines，It is characterized in that: described Pneumatic test device includes clamping cylinder (4)、Lift cylinder (16)、Clamping block (7)、Dowel steel supporting plate (5)、Rack-and-pinion (17)、Cylinder mounting seat (3)、Device fixed plate (1)、Dowel steel (9)、Upper bed-plate (8)、Lower bottom base (10) and pneumatic inductive switch，Clamping cylinder (4) is arranged in cylinder mounting seat (3)，And be together fixed on dowel steel supporting plate (5)，The piston rod head of clamping cylinder (4) is fixed with clamping block (7)，The two ends of dowel steel supporting plate (5) are fixed on lift cylinder (16) piston rod of both sides，Lift cylinder (16) is fixed on device fixed plate (1) and above and is fixed on column (15) by device fixed plate (1)，On dowel steel supporting plate (5) and device fixed plate (1), rack-and-pinion (17) is installed，Ensure left and right cylinder synchronization lifting，Two pneumatic inductive switches (13) are arranged on below clamping cylinder，One Pneumatic mechanical valve (6) is arranged on hydraulic elevating platform (12) top of force standard machines.
- The Pneumatic test device once measuring two column weighting sensors on force standard machines the most according to claim 1, it is characterized in that: the clamping section of described clamping block (7) is divided into semicircle, match with the first workpiece (11) profile, two clampings block (7) are mounted opposite, after the piston rod of clamping cylinder (4) stretches out, the semi-circular concentric of two clampings block (7), and center is at workpiece (11, 20) on central axis, the piston rod of clamping cylinder (4) stretches out and contacts with respectively with two pneumatic inductive switches (13) of retrogressing, two pneumatic inductive switches control the lifting action of lift cylinder (16).
- The Pneumatic test device once measuring two column weighting sensors on force standard machines the most according to claim 1, it is characterized in that: described dowel steel supporting plate (5) center drilling, and it is fixed with fairlead (19), dowel steel (9) is arranged in fairlead (19), under the drive of lift cylinder (16), dowel steel supporting plate (5) holds up dowel steel (9), and discharge lower station space, it is used for lower station workpiece is installed.
- The Pneumatic test device once measuring two column weighting sensors on force standard machines the most according to claim 1, it is characterized in that: described rack-and-pinion (17) has two groups, two tooth bars (171) are separately fixed in the device fixed plate (1) of both sides, two gears (172) are separately fixed at the two ends of a connecting shaft (2), connecting shaft (2) passes bearing (18), is fixed on dowel steel supporting plate (5) by bearing block (14).
- The Pneumatic test device once measuring two column weighting sensors on force standard machines the most according to claim 1, it is characterized in that: described dowel steel (9) upper end is designed with the hexagonal groove matched with the first workpiece (11), lower end is designed with the circular groove matched with second workpiece (20), the cylindrical of dowel steel (9) is stepped, it is possible to coordinates with dowel steel supporting plate (5), guide and departs under different conditions.
- null6. the Pneumatic test device once measuring two column weighting sensors on force standard machines，It is characterized in that: comprising: top board、Base plate and the column (15) that top board and base plate are coupled together，It also includes the supporting plate (5) that can vertically move、The dowel steel (9) held by supporting plate (5) and can move straight up relative to supporting plate (5) and hoistable platform (12)，The first workpiece (11) it is provided with between supporting plate (5) and top board，Second workpiece (20) it is provided with between supporting plate (5) and base plate，Described first workpiece (11)、Second workpiece (20) is coaxially disposed，Described dowel steel (9) is for the power between transmission the first workpiece (11) and second workpiece (20)，Described hoistable platform (12) moves the first workpiece (11) or second workpiece (20) so that it is applied pressure for test in the vertical direction.
- The Pneumatic test device once measuring two column weighting sensors on force standard machines the most according to claim 6, it is characterized in that: also include laying respectively at two driving means at supporting plate (5) two ends, this two driving means is synchronized with the movement so that supporting plate (5) motion remains at horizontal level.
- The Pneumatic test device once measuring two column weighting sensors on force standard machines the most according to claim 7, it is characterised in that: also include the synchronizer making two driving means be synchronized with the movement.
- The Pneumatic test device once measuring two column weighting sensors on force standard machines the most according to claim 8, it is characterized in that: described synchronizer includes connecting shaft (2) and is respectively arranged on two rack-and-pinions (17) at connecting shaft (2) two ends, gear (172) in described rack-and-pinion (17) is fixed in connecting shaft (2), tooth bar (171) is fixed in device fixed plate (1), this two rack-and-pinion (17) is identical structure, and described connecting shaft (2) is fixed on supporting plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620198264.7U CN205483243U (en) | 2016-03-15 | 2016-03-15 | At last pneumatic testing arrangement who measures two column type weighing sensor of force standard machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620198264.7U CN205483243U (en) | 2016-03-15 | 2016-03-15 | At last pneumatic testing arrangement who measures two column type weighing sensor of force standard machine |
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| CN205483243U true CN205483243U (en) | 2016-08-17 |
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| CN201620198264.7U Active CN205483243U (en) | 2016-03-15 | 2016-03-15 | At last pneumatic testing arrangement who measures two column type weighing sensor of force standard machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698912A (en) * | 2016-03-15 | 2016-06-22 | 梅特勒-托利多(常州)精密仪器有限公司 | Pneumatic test device and test method for measuring two column-type weighing sensors at one time on force standard machine |
| CN106930882A (en) * | 2017-04-25 | 2017-07-07 | 上海众源燃油分配器制造有限公司 | A kind of device for the detection of high pressure oil rail axiality |
| US11118994B2 (en) * | 2016-07-29 | 2021-09-14 | Kunshan Innovation Testing Instruments Co., Ltd. | Precision detection device for force standard machine, force value comparison machine and precision detection method for force standard machine |
-
2016
- 2016-03-15 CN CN201620198264.7U patent/CN205483243U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698912A (en) * | 2016-03-15 | 2016-06-22 | 梅特勒-托利多(常州)精密仪器有限公司 | Pneumatic test device and test method for measuring two column-type weighing sensors at one time on force standard machine |
| US11118994B2 (en) * | 2016-07-29 | 2021-09-14 | Kunshan Innovation Testing Instruments Co., Ltd. | Precision detection device for force standard machine, force value comparison machine and precision detection method for force standard machine |
| CN106930882A (en) * | 2017-04-25 | 2017-07-07 | 上海众源燃油分配器制造有限公司 | A kind of device for the detection of high pressure oil rail axiality |
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