CN215448262U

CN215448262U - Portable standard dynamometer

Info

Publication number: CN215448262U
Application number: CN202121908817.0U
Authority: CN
Inventors: 周云凤
Original assignee: Suzhou Longsheng Electronics Co ltd
Current assignee: Suzhou Longsheng Electronics Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-07
Anticipated expiration: 2031-08-16

Abstract

The utility model provides a portable standard dynamometer which comprises a base, wherein a supporting rod is arranged on the base, two ends of the supporting rod are provided with slideways, a mounting plate is arranged on each slideway and moves linearly along the vertical direction, a first lead screw penetrates through the mounting plate and is driven by a transmission mechanism to rotate so as to drive the mounting plate to move vertically, a clamp is arranged on the mounting plate, and the dynamometer is fixedly clamped by the clamp. The clamp comprises a clamping block, the clamping block extends out of the mounting plate, and the clamping block is driven by the driving assembly to move so as to fix or loosen the dynamometer. According to the utility model, the dynamometer is arranged on the mounting plate, the dynamometer is driven to move along the vertical direction through the transmission assembly, manual measurement is not needed, the phenomenon that data is influenced due to handheld shaking is avoided, and the stability is good. The clamp is used for fixedly clamping or loosening the dynamometer, so that the clamp can be suitable for dynamometers with different sizes, and the dynamometer can be taken down for independent use and is convenient to carry.

Description

Portable standard dynamometer

Technical Field

The utility model belongs to the technical field of dynamometers, and particularly relates to a portable standard dynamometer.

Background

Metering is an activity that ensures unity of units and accurate and reliable measurement. The superior standard device for transferring the quantity value of the universal material testing machine is a standard dynamometer, and the maintenance of the metering characteristic of the instrument is the premise of ensuring the accuracy of the universal material testing machine. The standard dynamometer is a force value (torque) measuring instrument with high accuracy and high reliability, can be applied to the fields of precise force value (or torque) measurement, weighing control, sensor adjustment and detection, material performance test, stress strain measurement, transient peak value measurement and the like, has the advantages of high reliability and stability, complete functions, high measurement precision, convenience and quickness in use, visual display and the like, and is an ideal tool for measuring and transmitting force values, quality, hardness and the like, calibrating and detecting performance and the like by a metering technical mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portable standard dynamometer which can be freely assembled and disassembled and is convenient to use.

The utility model provides the following technical scheme:

a portable standard load cell, comprising:

the device comprises a base, wherein a supporting rod is arranged on the base, two ends of the supporting rod are provided with slideways, a mounting plate is arranged on each slideway and moves linearly along the vertical direction, a first lead screw penetrates through the mounting plate and is driven to rotate by a transmission mechanism so as to drive the mounting plate to move vertically, a clamp is arranged on the mounting plate, and a dynamometer is fixedly clamped by the clamp;

the clamp comprises a clamping block, the clamping block extends out of the mounting plate, and the clamping block is driven by the driving assembly to move so as to fix or loosen the dynamometer.

Preferentially, the transmission mechanism comprises a motor, the motor is arranged on one side of the support rod, a motor rotating shaft is connected with a first belt wheel, a second belt wheel is connected above the first screw rod, the first belt wheel and the second belt wheel are in belt transmission, and the first belt wheel is driven by the motor to rotate so that the second belt wheel rotates to drive the first screw rod to rotate.

Preferentially, drive assembly includes lead screw two, lead screw two runs through the mounting panel, be equipped with slider one and slider two on the lead screw two, be equipped with screw thread and the cooperation of lead screw two in the slider one and the slider two, the slider one all is equipped with the clamp splice with the two outsides of slider, clamp splice partly is in the mounting panel, and partly stretches out outside the mounting panel.

Preferably, the clamping block is provided with a pin penetrating through the mounting plate.

Preferably, springs are arranged on the outer sides of the clamping blocks.

Preferentially, one end of the second screw rod extends to the outside of the mounting plate and is provided with a hand wheel, and a spring is arranged between the clamping block and the hand wheel.

The utility model has the beneficial effects that:

1. install the dynamometer on the mounting panel, drive the dynamometer through drive assembly and remove along vertical direction, need not manual measurement, avoided because of handheld phenomenon of rocking influence data, stability is better.

2. The clamp is used for fixedly clamping or loosening the dynamometer, so that the clamp can be suitable for dynamometers with different sizes, and the dynamometer can be taken down for independent use and is convenient to carry.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic left side view of the present invention;

fig. 3 is a schematic structural diagram of the driving assembly of the present invention.

Labeled as: 1-base, 2-support rod, 3-leading screw I, 4-mounting plate, 5-slideway, 6-dynamometer, 7-motor, 8-belt wheel I, 9-belt wheel II, 10-belt, 11-leading screw II, 12-slide block I, 13-clamping block, 14-pin, 15-spring and 16-handwheel.

Detailed Description

As shown in fig. 1, 2 and 3, a portable standard dynamometer, includes base 1, be equipped with bracing piece 2 on the base 1, both ends are equipped with slide 5 on the bracing piece 2, be equipped with mounting panel 4 along vertical direction rectilinear movement on the slide 5, it has lead screw 3 to run through in the mounting panel 4, thereby lead screw 3 is driven by drive mechanism and is rotated the vertical direction removal of drive mounting panel 4. Drive mechanism includes motor 7, motor 7 establishes in 2 one sides of bracing piece, and motor 7 pivot is connected with band pulley 8, and the top of lead screw 3 is connected with band pulley two 9, band pulley 8 and band pulley two 9 pass through the belt 10 transmission, thereby band pulley 8 is rotated by the drive of motor 7 and is made band pulley two 9 rotate and drive lead screw 3 and rotate and make mounting panel 4 move along 5 vertical directions of slide. Install dynamometer 6 on mounting panel 4, drive dynamometer 6 through drive assembly and remove along vertical direction, need not manual measurement, avoided because of handheld phenomenon of rocking influence data, stability is better.

The mounting plate 4 is provided with a clamp which fixedly clamps a dynamometer 6. The clamp comprises a clamping block 13, the clamping block 13 extends out of the mounting plate 4, and the clamping block 13 is driven by the driving assembly to move so that the clamping block 13 can fix or loosen the dynamometer 6, and the clamp can be suitable for dynamometers with different sizes. Drive assembly includes two 11 lead screws, two 11 lead screws run through mounting panel 4, be equipped with slider 12 and slider two on two 11 lead screws, be equipped with screw thread and two 11 cooperations of lead screw and two sliders in slider 12 and the slider two and revolve to opposite, the slider 12 all is equipped with clamp splice 13 with two outsides of slider, 13 partly in mounting panel 4 of clamp splice, partly stretch out outside mounting panel 4, the outside of clamp splice 13 all is equipped with spring 15, two 11 one end of lead screw extends to the mounting panel 4 outside and is connected with hand wheel 16, rotates hand wheel 16 enables two 11 rotations of lead screw, and slider 12 and two removals of slider to make clamp splice 13 rotate, spring 15 is tensile or compress, makes clamp splice 13 press from both sides tightly or loosen dynamometer 6. Come the fixed clamp through setting up anchor clamps and press from both sides tight or loosen dynamometer 6, can be applicable to the dynamometer 6 of equidimension not, and can take off exclusive use, portable with dynamometer 6.

When the device is used, the dynamometer 6 is placed between the two clamping blocks 13, the hand wheel 16 is rotated to enable the screw rod II 11 to rotate, the slide block I12 and the slide block II move, the spring 15 stretches, and the clamping blocks 13 rotate to clamp the dynamometer 6. The motor 7 drives the first belt wheel 8 to rotate. The belt 10 is used for transmission, the belt wheel II 9 rotates to drive the screw rod I to rotate, and the mounting plate 4 moves up and down along the slide rail 5 to measure a workpiece. When the portable dynamometer is needed to be carried, the hand wheel 16 is rotated reversely, the second screw rod 11 is rotated reversely, the first sliding block 12 and the second sliding block move, the spring 15 is reset, and the clamping block 13 rotates to release the dynamometer 6.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable standard force cell, comprising:

the force measuring device comprises a base (1), wherein a supporting rod (2) is arranged on the base (1), slide ways (5) are arranged at two ends of the supporting rod (2), a mounting plate (4) is arranged on each slide way (5) and moves linearly along the vertical direction, a first lead screw (3) penetrates through the mounting plate (4), the first lead screw (3) is driven by a transmission mechanism to rotate so as to drive the mounting plate (4) to move vertically, a clamp is arranged on the mounting plate (4), and a force measuring instrument (6) is fixedly clamped by the clamp;

the clamp comprises a clamping block (13), the clamping block (13) extends out of the mounting plate (4), and the clamping block (13) is driven by a driving assembly to move so as to fix or loosen the dynamometer (6) by the clamping block (13).

2. The portable standard load cell according to claim 1, wherein the transmission mechanism comprises a motor (7), the motor (7) is arranged on one side of the support rod (2), a first belt wheel (8) is connected to a rotating shaft of the motor (7), a second belt wheel (9) is connected above the first screw rod (3), the first belt wheel (8) and the second belt wheel (9) are transmitted through a belt (10), and the first belt wheel (8) is driven by the motor (7) to rotate so that the second belt wheel (9) rotates to drive the first screw rod (3) to rotate.

3. The portable standard load cell according to claim 1, wherein the driving assembly comprises a second lead screw (11), the second lead screw (11) penetrates through the mounting plate (4), a first slider (12) and a second slider are arranged on the second lead screw (11), threads are arranged in the first slider (12) and the second slider and are matched with the second lead screw (11), clamping blocks (13) are arranged on the outer sides of the first slider (12) and the second slider, one part of each clamping block (13) is arranged in the mounting plate (4), and the other part of each clamping block extends out of the mounting plate (4).

4. Portable standard load cell according to claim 3, wherein the clamping block (13) is provided with a pin (14) extending through the mounting plate (4).

5. Portable standard load cell according to claim 4, wherein the clamping blocks (13) are provided with springs (15) on the outside.

6. The portable standard load cell according to claim 3, wherein one end of the second lead screw (11) extends out of the mounting plate (4) and is provided with a hand wheel (16), and a spring is arranged between the clamping block (13) and the hand wheel (16).