CN213180496U - Intelligent metering and calibrating equipment for dynamometer - Google Patents
Intelligent metering and calibrating equipment for dynamometer Download PDFInfo
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- CN213180496U CN213180496U CN202120637364.6U CN202120637364U CN213180496U CN 213180496 U CN213180496 U CN 213180496U CN 202120637364 U CN202120637364 U CN 202120637364U CN 213180496 U CN213180496 U CN 213180496U
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Abstract
The utility model discloses a dynamometer intelligent metering calibration device, which comprises a base, a top plate is arranged above the base, a telescopic device is arranged between the top plate and the base, a plurality of first chutes are arranged on the lower surface of the top plate, a plurality of first baffles are arranged on the top plate, a first slide bar is connected in the first chutes in a sliding way, a first clamping plate is fixedly connected at the bottom end of the first slide bar, a first lead screw is connected with the middle part of the first clamping plate through screw threads, a slide block is arranged above the base, a second baffle and a limiting plate are respectively arranged at two ends of the upper surface of the slide block, a second lead screw is connected with the middle part of the limiting plate through screw threads, and a second clamping plate is fixedly connected at one end of the second lead screw close to the second baffle, the utility model discloses a verification spring dynamometer and a standard spring dynamometer stress, the spring dynamometer at different positions is calibrated, and the calibration efficiency is improved.
Description
Technical Field
The utility model relates to a dynamometer calibration technical field specifically is a dynamometer intelligence measurement calibration equipment.
Background
Force gauges are portable metering devices for measuring various force values or loads. Also known as a load cell. There are various classifications, which are classified into a working load cell and a standard load cell according to the objects used. The main indexes for evaluating the accuracy grade of the dynamometer are repeatability R and stability Sb. R reflects the change of data obtained by loading (unloading) for multiple times in one complete verification process; sb reflects the difference between the data obtained by assay after a period of time and the last data.
Calibration of the load cell is typically accomplished by increasing the load and observing the pointer readings. When the load is a marked weight, the size adjustment of the load is generally discontinuous, and meanwhile, the size adjustment range of the load is limited; when the calibration is carried out by using the standard dynamometer, the hook end of the standard dynamometer and the hook end of the verification dynamometer are mutually connected, then external force is applied, the readings of the standard dynamometer and the verification dynamometer are compared, and the verification dynamometer is calibrated by error values.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the shortcoming and the problem that exist among the background art improve and innovate, provide a dynamometer intelligence measurement calibration equipment.
In order to achieve the above object, the utility model provides a following technical scheme: an intelligent metering and calibrating device of a dynamometer comprises a base, wherein a top plate is arranged above the base, telescopic devices are arranged at two ends of the upper surface of the base and fixedly connected with the lower surface of the top plate, a plurality of first chutes are formed in the lower surface of the top plate, a plurality of first baffles are arranged on the lower surface of the top plate, first slide rods are slidably connected in the first chutes, first clamping plates are fixedly connected at the bottom ends of the first slide rods, first lead screws are connected to the middle parts of the first clamping plates in a threaded manner, the first lead screws are rotatably connected with bearing seats arranged on the first baffles, a rotating motor is arranged on the upper surface of the base, a threaded rod is fixedly connected to the output end of the rotating motor, the middle parts of the threaded rods penetrate through a sliding block and are used for driving the sliding block to move leftwards and rightwards, second baffles, the one end fixedly connected with second grip block that the second lead screw is close to the second baffle, surface mounting has first backup plate behind the first baffle, surface mounting has the second backup plate behind the second baffle, the front surface of first backup plate and the front surface of second backup plate are located the coplanar, first recess has been seted up on the first baffle lower surface, the second recess has been seted up to second baffle upper surface, second recess both sides lateral wall rotates and is connected with the axis of rotation, install the locating lever in the axis of rotation, locating lever and first recess looks adaptation, in locating lever embedding first recess, first baffle right surface and second baffle right surface are located the coplanar.
The further scheme is that a storage box is arranged in the middle of the lower surface of the base.
The further scheme is that supporting legs are arranged at four corners of the lower surface of the base, and walking wheels are arranged at the bottoms of the supporting legs.
The telescopic device comprises an electric push rod and a support rod, wherein the electric push rod is installed on the upper surface of the base, the support rod is fixedly connected with the telescopic end of the electric push rod, and the upper end of the support rod is fixedly connected with the lower surface of the top plate.
The further scheme is that a second supporting plate is installed on the left side of the upper surface of the base, a first supporting plate is installed on the right side of the upper surface of the base, bearings are arranged at the contact positions of the threaded rod and the first supporting plate and the second supporting plate respectively, a second sliding rod is arranged between the first supporting plate and the second supporting plate, and the second sliding rod is connected with the sliding block in a sliding mode.
The rubber pads are arranged on the surfaces, opposite to the first baffle plate and the first clamping plate, of the first baffle plate, and the rubber pads are also arranged on the surfaces, opposite to the second baffle plate and the second clamping plate, of the second baffle plate.
The further scheme is that a first adjusting knob is arranged at the tail end of the first screw rod, and a second adjusting knob is arranged at the tail end of the second screw rod.
Compared with the prior art, the beneficial effects of the utility model are that: the first backup plate is arranged to abut against the spring dynamometer to be calibrated, the second backup plate is arranged to abut against the standard spring dynamometer, so that the rear surfaces of the calibrated spring dynamometer and the standard spring dynamometer are positioned on the same plane, and the stress directions of the calibrated spring dynamometer and the standard spring dynamometer are positioned on the same horizontal line through the matching of the positioning rod and the first groove, so that the calibration accuracy of the spring dynamometer is improved; in addition, the first clamping plate is driven to move towards one end close to the first baffle plate through the first adjusting knob, and the spring dynamometer to be calibrated is clamped; the second adjusting knob drives one end of the second clamping plate close to the second baffle plate to move, so that the standard spring dynamometer is clamped, and the spring dynamometer to be calibrated and the standard spring dynamometer are prevented from shaking; at last, the threaded rod is driven to rotate through the rotating motor, the sliding block cannot rotate under the limiting effect of the second sliding rod, the threaded rod drives the sliding block to move left and right, and therefore the standard spring dynamometer is driven to move, different spring dynamometers can be calibrated, and the calibration efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the slider of the present invention;
reference numerals: the device comprises a base 1, a rotating motor 2, an electric push rod 3, a support rod 4, a first groove 5, a first screw rod 6, a first slide rod 7, a first sliding chute 8, a first clamping plate 9, a first backup plate 10, a first baffle 11, a first adjusting knob 12, a threaded rod 13, a positioning rod 14, a sliding block 15, a second baffle 16, a second groove 17, a second backup plate 18, a second clamping plate 19, a limiting plate 20, a second screw rod 21, a second adjusting knob 22, a second slide rod 23, a first supporting plate 24, a walking wheel 25, a supporting leg 26, a second supporting plate 27, a storage box 28 and a top plate 29.
Detailed Description
The present invention will be described in further detail with reference to fig. 1 to 2.
The utility model provides a dynamometer intelligence measurement calibration equipment, includes base 1, 1 top of base is provided with roof 29, 1 upper surface both ends of base are provided with the telescoping device, the telescoping device is connected with roof 29 lower fixed surface. A plurality of first chutes 8 are formed in the lower surface of the top plate 29, a plurality of first baffles 11 are installed on the lower surface of the top plate, a first slide bar 7 is connected in the first chute 8 in a sliding mode, a first clamping plate 9 is fixedly connected to the bottom end of the first slide bar 7, a first lead screw 6 is connected to the middle of the first clamping plate 9 in a threaded mode, and the first lead screw 6 is connected with a bearing seat arranged on the first baffle 11 in a rotating mode. 1 surface mounting has rotating electrical machines 2 on the base, the output fixedly connected with threaded rod 13 of rotating electrical machines 2, threaded rod 13 middle part runs through slider 15 and is used for driving slider 15 and removes, second baffle 16 and limiting plate 20 are installed respectively to 15 upper surface both ends of slider, limiting plate 20 middle part threaded connection has second lead screw 21, second lead screw 21 is close to the one end fixedly connected with second grip block 19 of second baffle 16.
In this embodiment, a first backup plate 10 is installed on the rear surface of the first baffle plate 11, a second backup plate 18 is installed on the rear surface of the second baffle plate 16, the front surface of the first backup plate 10 and the front surface of the second backup plate 18 are located on the same plane, when a spring dynamometer to be calibrated is propped against the first backup plate 10, and a spring dynamometer is marked to be propped against the second backup plate 18, so that the calibrating spring dynamometer and a standard spring dynamometer are located on the same plane, a first groove 5 is formed on the lower surface of the first baffle plate 11, a second groove 17 is formed on the upper surface of the second baffle plate 16, side walls on two sides of the second groove 17 are rotatably connected with a rotating shaft, a positioning rod 14 is installed on the rotating shaft, the positioning rod 14 is matched with the first groove 5, when the positioning rod 14 is embedded into the first groove 5, the right surface of the first baffle plate 11 and the right surface of the second baffle plate 16 are located on the, therefore, the stress directions of the spring dynamometer to be calibrated and the standard spring dynamometer are positioned on the same horizontal line, and the calibration accuracy of the spring dynamometer is improved.
In this embodiment, a storage box 28 is disposed in the middle of the lower surface of the base 1, and the storage box 28 can be used for storing a spring load cell to be verified and a standard spring load cell.
In the embodiment, supporting legs 26 are arranged at four corners of the lower surface of the base 1, walking wheels 25 are arranged at the bottoms of the supporting legs 26, and the walking wheels 25 facilitate movement of the equipment.
In this embodiment, the telescoping device includes electric putter 3 and bracing piece 4, electric putter 3 installs in 1 upper surface of base, electric putter 3's flexible end fixedly connected with bracing piece 4, bracing piece 4 upper end and roof 29 lower fixed surface are connected, and it reciprocates to drive roof 29 through electric putter 3 is flexible.
In this embodiment, the second support plate 27 is installed on the left side of the upper surface of the base 1, the first support plate 24 is installed on the right side of the upper surface of the base 1, bearings are arranged at the contact positions of the threaded rod 13 and the first support plate 24 and the second support plate 27 respectively, the second slide rod 23 is arranged between the first support plate 24 and the second support plate 27, the second slide rod 23 is slidably connected with the slide block 15, and under the limiting effect of the second slide rod 23, the threaded rod 13 drives the slide block 15 to move left and right.
In this embodiment, the rubber pads are arranged on the surfaces of the first baffle 11 opposite to the first clamping plate 9, the rubber pads are also arranged on the surfaces of the second baffle 16 opposite to the second clamping plate 19, and the first clamping plate 9 and the second clamping plate 19 can be prevented from damaging the spring dynamometer to be calibrated and the standard spring dynamometer by the rubber pads in the fixing process.
In this embodiment, a first adjusting knob 12 is disposed at a terminal of the first lead screw 6, the first adjusting knob 12 facilitates rotation of the first lead screw 6, a second adjusting knob 22 is disposed at a terminal of the second lead screw 21, and the second adjusting knob 22 facilitates rotation of the second lead screw 21.
The utility model discloses a theory of operation: when the device is used specifically, a spring dynamometer to be calibrated is placed between the first baffle plate 11 and the first clamping plate 9, the first backup plate 10 abuts against the rear surface of the spring dynamometer, and the first adjusting knob 12 is rotated to drive the first clamping plate 9 to move towards one end close to the first baffle plate 11 so as to clamp the spring dynamometer to be calibrated; then, a standard spring dynamometer is placed between the second baffle plate 16 and the second clamping plate 19, the second backup plate 18 props against the rear surface of the standard spring dynamometer, and the second adjusting knob 22 is rotated to drive the second clamping plate 19 to move towards one end close to the second baffle plate 16 by the second adjusting knob 22 so as to clamp the standard spring dynamometer; then, the threaded rod 13 is driven to rotate through the rotating motor 2, the sliding block 15 cannot rotate under the limiting action of the second sliding rod 23, the threaded rod 13 drives the sliding block to move left and right, so that the standard spring dynamometer is driven to move, the positioning rod 14 is rotated to be in a vertical state in the moving process of the standard spring dynamometer, the positioning rod 14 is rotated to be in a horizontal state after the positioning rod 14 is positioned to the first groove 5, the height between the base 1 and the top plate 29 is adjusted through the electric push rod 3, the spring dynamometer to be calibrated is connected with the hook end of the standard spring dynamometer, then the electric push rod 3 drives the top plate 29 to move upwards, the load of the calibrated dynamometer is increased in the upwards moving process, the readings of the calibrated spring dynamometer and the standard spring dynamometer are compared for multiple times, the calibration operation of the tested spring dynamometer is realized, after one tested spring dynamometer is calibrated, the other spring load cells were calibrated in the same way.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The utility model provides a dynamometer intelligence measurement calibration equipment, includes base (1), its characterized in that: a top plate (29) is arranged above the base (1), two ends of the upper surface of the base (1) are provided with telescopic devices, the telescopic devices are fixedly connected with the lower surface of the top plate (29), the lower surface of the top plate (29) is provided with a plurality of first sliding chutes (8) and is provided with a plurality of first baffle plates (11), the first sliding chutes (8) are internally and slidably connected with first sliding rods (7), the bottom ends of the first sliding rods (7) are fixedly connected with first clamping plates (9), the middle part of each first clamping plate (9) is in threaded connection with a first lead screw (6), the first lead screws (6) are rotatably connected with bearing seats arranged on the first baffle plates (11), the upper surface of the base (1) is provided with a rotating motor (2), the output end of the rotating motor (2) is fixedly connected with a threaded rod (13), the middle part of the threaded rod (13) penetrates through a sliding block (15), the sliding block is characterized in that a second baffle (16) and a limiting plate (20) are respectively installed at two ends of the upper surface of the sliding block (15), a second lead screw (21) is connected to the middle of the limiting plate (20) in a threaded manner, one end, close to the second baffle (16), of the second lead screw (21) is fixedly connected with a second clamping plate (19), a first backup plate (10) is installed on the rear surface of the first baffle (11), a second backup plate (18) is installed on the rear surface of the second baffle (16), the front surface of the first backup plate (10) and the front surface of the second backup plate (18) are located on the same plane, a first groove (5) is formed in the lower surface of the first baffle (11), a second groove (17) is formed in the upper surface of the second baffle (16), side walls on two sides of the second groove (17) are rotatably connected with a rotating shaft, a positioning rod (14) is installed on the rotating shaft, and the positioning rod (14) is matched, when the positioning rod (14) is embedded into the first groove (5), the right surface of the first baffle plate (11) and the right surface of the second baffle plate (16) are positioned on the same plane.
2. The force-measuring cell smart metering calibration device of claim 1, wherein: the middle of the lower surface of the base (1) is provided with a storage box (28).
3. The force-measuring cell smart metering calibration device of claim 1, wherein: supporting legs (26) are arranged at four corners of the lower surface of the base (1), and traveling wheels (25) are arranged at the bottoms of the supporting legs (26).
4. The force-measuring cell smart metering calibration device of claim 1, wherein: the telescopic device comprises an electric push rod (3) and a support rod (4), wherein the electric push rod (3) is installed on the upper surface of the base (1), the support rod (4) is fixedly connected with the telescopic end of the electric push rod (3), and the upper end of the support rod (4) is fixedly connected with the lower surface of the top plate (29).
5. The force-measuring cell smart metering calibration device of claim 1, wherein: base (1) upper surface left side installs second backup pad (27), first backup pad (24) are installed on base (1) upper surface right side, threaded rod (13) are provided with the bearing with first backup pad (24) and second backup pad (27) contact department respectively, are provided with second slide bar (23) between first backup pad (24) and second backup pad (27), second slide bar (23) and slider (15) sliding connection.
6. The force-measuring cell smart metering calibration device of claim 1, wherein: rubber pads are arranged on the opposite surfaces of the first baffle plate (11) and the first clamping plate (9), and rubber pads are also arranged on the opposite surfaces of the second baffle plate (16) and the second clamping plate (19).
7. The force-measuring cell smart metering calibration device of claim 1, wherein: the tail end of the first screw rod (6) is provided with a first adjusting knob (12), and the tail end of the second screw rod (21) is provided with a second adjusting knob (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120637364.6U CN213180496U (en) | 2021-03-30 | 2021-03-30 | Intelligent metering and calibrating equipment for dynamometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120637364.6U CN213180496U (en) | 2021-03-30 | 2021-03-30 | Intelligent metering and calibrating equipment for dynamometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213180496U true CN213180496U (en) | 2021-05-11 |
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ID=75782271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120637364.6U Active CN213180496U (en) | 2021-03-30 | 2021-03-30 | Intelligent metering and calibrating equipment for dynamometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213180496U (en) |
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2021
- 2021-03-30 CN CN202120637364.6U patent/CN213180496U/en active Active
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