CN215910046U

CN215910046U - Intelligent dynamometer metering and calibrating device

Info

Publication number: CN215910046U
Application number: CN202122226682.6U
Authority: CN
Inventors: 张亚波
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-25
Anticipated expiration: 2031-09-15

Abstract

The utility model belongs to the technical field of dynamometers, and discloses an intelligent dynamometer metering and calibrating device which comprises a workbench, wherein a motor is fixedly mounted in the middle of the top of the workbench, a rotating rod is fixedly connected to the top of the motor, a first transverse plate is fixedly connected to the top of the rotating rod, a lifting block is movably connected to the middle of the rotating rod, and vertical rods are fixedly mounted at the left end and the right end of the workbench. The utility model realizes the advantage of high detection efficiency by the structural matching of the vertical rod, the annular block, the transverse rod and the like, respectively fixes the dynamometer to be detected and the standard dynamometer at the bottom of the second transverse plate at the left end and the right end, and pushes the dynamometer to be detected and the standard dynamometer by utilizing the threads by rotating the push rod, so that the fixing clamping shells at the two sides respectively extrude and fix the dynamometer to be detected and the standard dynamometer, and simultaneously the transverse rods at the two sides are respectively clamped in the hooks at the bottom of the dynamometer to be detected and the standard dynamometer, thereby achieving the purpose of high detection efficiency.

Description

Intelligent dynamometer metering and calibrating device

Technical Field

The utility model belongs to the technical field of dynamometers, and particularly relates to a metering and calibrating device of an intelligent dynamometer.

Background

The intelligent dynamometer is also called as a dynamometer, and the principle is that the pulling force borne by a spring is in direct proportion to the elongation of the spring within the elastic limit, the larger the pulling force borne by the spring is, the longer the spring is, and an internal sensor can present the data on a display screen in a specific numerical value form, so that the dynamometer cannot be used in an overrange, the spring is easily damaged, the excessive elongation of the spring is difficult to automatically recover, and the phenomenon of abnormal measurement next time is caused.

Most of the existing metering and calibrating devices for the intelligent dynamometers adopt a form of adding weights, a weight tray and the dynamometer to be tested are hooked, then a block of weights are added, the standard dynamometer is tested in the same mode, and finally whether two obtained numerical values are the same or not is judged, so that whether the dynamometer to be tested is abnormal or not is judged, manual measurement is needed in the mode, data are recorded while, the operation is very troublesome, and the detection efficiency is low.

The utility model also aims at improving the recovery of the spring in the abnormal force measuring instrument, and the hook at the bottom of the force measuring instrument is fixedly connected with the spring in the abnormal force measuring instrument through the ejector rod, so that the spring is difficult to recover automatically after being excessively elongated, and special equipment is needed to repair the spring.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides the metering and calibrating device of the intelligent dynamometer, which has the advantages of high detection efficiency and convenience in calibration.

In order to achieve the purpose, the utility model provides the following technical scheme: an intelligent dynamometer metering and calibrating device comprises a workbench, wherein a motor is fixedly installed in the middle of the top of the workbench, a rotating rod is fixedly connected to the top of the motor, a first transverse plate is fixedly connected to the top of the rotating rod, a lifting block is movably connected to the middle of the rotating rod, vertical rods are fixedly installed at the left end and the right end of the workbench, a second transverse plate is fixedly connected to the top of the vertical rods, an annular block is movably connected to the outer portion of each vertical rod, a transverse rod is fixedly connected to the inner side of the annular block, a connecting plate is fixedly connected to the right side of the lifting block, a push plate is contacted with the lower portion of the lifting block, fixing lugs are fixedly installed at the left end and the right end of the bottom of the second transverse plate, fixing clamp shells are movably connected to the left end and the right end of the bottom of the second transverse plate, push rods are movably clamped to the outer side of the fixing clamp shells, and a dynamometer to be tested and a standard dynamometer can be fixed through the fixing clamp shells at the two sides respectively, the rotating rod is driven to rotate by the work of the control console starting motor, the lifting block can descend due to the existence of the threads, so that the annular blocks on two sides are driven to descend by the push plates on two sides and the connecting plate, the hook at the bottom of the dynamometer to be tested and the standard dynamometer is pulled by the transverse rod, and the detection work is realized by observing whether the numerical values displayed on the dynamometer to be tested and the standard dynamometer are the same or not.

As a preferred technical scheme of the utility model, the middle part of the fixed clamping shell at the left end is buckled with a dynamometer to be tested, the middle part of the fixed clamping shell at the right end is buckled with a standard dynamometer, the bottom of the cross rod is movably connected with a screw, the middle part of the screw is movably clamped with an extrusion plate, if the dynamometer to be tested is abnormal, the screw at the lower end of the screw can be rotated to push the extrusion plate to limit and fix a hook at the bottom of the dynamometer to be tested by utilizing a groove, and pressure is applied to the hook from the bottom to the upper part by the screw to compress an internal spring, so that the spring is restored, and the calibration work is realized.

As a preferred technical scheme of the utility model, four slide ways are arranged on the outer part of the vertical rod at equal intervals along the ring shape, four slide blocks are arranged on the inner wall of the ring-shaped block at equal intervals along the ring shape, and due to the existence of the slide ways and the slide blocks, the stability of the ring-shaped block in the lifting process can be ensured, so that the force of the dynamometer to be measured and the standard dynamometer is more uniform, and the measured value is more accurate.

As a preferred technical scheme of the utility model, a round opening is formed in the middle of the fixing lug, threads are respectively carved on the inner wall of the round opening and the outer surface of the push rod, threads are respectively carved on the outer surface of the rotating rod and the inner wall of the lifting block, and due to the existence of the threads, the fixing clamp shell can be pushed by rotating the push rod to fix the force measuring instrument in the middle; when the rotating rod rotates, the lifting block can be lifted due to being limited.

According to a preferable technical scheme of the utility model, the left end and the right end of the bottom of the cross rod are both provided with circular holes, the inner walls of the circular holes are carved with threads, and the threads can be inserted into the circular holes by screwing screws at two sides and fixed by the threads.

As a preferred technical scheme of the utility model, the top of the extrusion plate is provided with the groove, and the hook at the bottom of the dynamometer can be limited and fixed by the groove, so that the stress of the dynamometer is more stable, and the calibration work is more convenient and accurate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model realizes the advantage of high detection efficiency by the structural matching of a vertical rod, an annular block, a transverse rod and the like, respectively fixes a dynamometer to be detected and a standard dynamometer at the bottom of a second transverse plate at the left end and the right end, respectively, utilizes screw thread to push by rotating a push rod, so that fixed clamping shells at two sides respectively extrude and fix the dynamometer to be detected and the standard dynamometer, simultaneously respectively clamps the transverse rods at two sides in hooks at the bottom of the dynamometer to be detected and the standard dynamometer, starts a motor to work by a control console to drive a rotating rod to rotate, because of the existence of the screw thread, a lifting block can slowly move downwards, so that the annular block is pulled to descend by a push plate and a connecting plate at two sides, the transverse rods can pull the hooks downwards, thereby realizing detection, judging whether the dynamometer to be detected is abnormal or not according to the consistency of numerical values displayed on the dynamometer to be detected and the standard dynamometer, and adopts a simultaneous measurement method, the complex operation is avoided, the defect of repeatedly recording data is avoided, the labor intensity is reduced, and the purpose of high detection efficiency can be achieved.

2. The utility model realizes the advantage of convenient calibration by the structural cooperation of the push plate, the connecting plate, the extrusion plate and the like, if the dynamometer to be tested is detected to be abnormal, the screw at the bottom can be screwed to be inserted into the circular hole, the extrusion plate is limited and fixed by the screw thread, the hook at the bottom of the dynamometer to be tested is embedded into the groove, the hook is limited by the groove, then the rotating rod is driven to rotate reversely by the starting motor of the console to drive the lifting block to lift, the lifting block drives the annular block to lift by the connecting plate, so that the transverse rod and the extrusion plate apply pressure upwards from the bottom of the hook, the spring in the dynamometer to be tested is compressed, the spring is kept for a certain time and repeated for several times, the spring can be recovered, then the detection work is carried out to observe whether the dynamometer to be tested is calibrated or not, the labor force is reduced by the driving of the motor, and the time for repeatedly disassembling and calibrating detection is saved, so that the calibration work efficiency is higher.

Drawings

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

FIG. 2 is a schematic view of the joint of the lifting block, the push plate and the connecting plate;

FIG. 3 is a bottom view of the second cross plate of the present invention;

FIG. 4 is a schematic view of the position of the extrusion plate according to the present invention.

In the figure: 1. a work table; 2. a console; 3. a motor; 4. rotating the rod; 5. a first transverse plate; 6. a second transverse plate; 7. a vertical rod; 8. a ring block; 9. a cross bar; 10. a lifting block; 11. a dynamometer to be tested; 12. a standard dynamometer; 13. pushing the plate; 14. a connecting plate; 15. fixing the ear; 16. a push rod; 17. fixing the clamping shell; 18. a pressing plate; 19. and (4) screws.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in FIGS. 1 to 4, the utility model provides an intelligent dynamometer metering and calibrating device, which comprises a workbench 1, wherein a motor 3 is fixedly arranged in the middle of the top of the workbench 1, a rotating rod 4 is fixedly connected to the top of the motor 3, a first transverse plate 5 is fixedly connected to the top of the rotating rod 4, a lifting block 10 is movably connected to the middle of the rotating rod 4, vertical rods 7 are fixedly arranged at the left end and the right end of the workbench 1, a second transverse plate 6 is fixedly connected to the top of the vertical rod 7, an annular block 8 is movably connected to the outer part of the vertical rod 7, a transverse rod 9 is fixedly connected to the inner side of the annular block 8, a connecting plate 14 is fixedly connected to the right side of the lifting block 10, a push plate 13 is contacted below the lifting block 10, fixing lugs 15 are fixedly arranged at the left end and the right end of the bottom of the second transverse plate 6, fixing clamp shells 17 are movably connected to the left end and the right end of the bottom of the second transverse plate 6, and the outer sides of the fixing clamp shells 17 are movably clamped with push rods 16, fixing clamp shells 17 on two sides can respectively fix a dynamometer 11 to be tested and a standard dynamometer 12, starting a motor 3 to work through a control console 2 to drive a rotating rod 4 to rotate, and enabling a lifting block 10 to descend due to the existence of threads, so that annular blocks 8 on two sides are driven to descend through push plates 13 and connecting plates 14 on two sides, a cross rod 9 is enabled to pull hooks at the bottoms of the dynamometer 11 to be tested and the standard dynamometer 12, whether numerical values displayed on the dynamometer 11 to be tested and the standard dynamometer 12 are the same or not is observed, and therefore detection work is achieved.

The middle part of the left end fixing clamping shell 17 is clamped with a dynamometer 11 to be tested, the middle part of the right end fixing clamping shell 17 is clamped with a standard dynamometer 12, the bottom of the cross rod 9 is movably connected with a screw 19, the middle part of the screw 19 is movably clamped with an extrusion plate 18, if the dynamometer 11 to be tested is abnormal, the screw 19 at the lower end of the screw can be rotated to push the extrusion plate 18 to limit and fix a hook at the bottom of the dynamometer 11 to be tested by utilizing a groove, pressure is applied to the hook from the bottom upwards through the screw, the spring inside is compressed, spring recovery work is carried out, and therefore calibration work is achieved.

Wherein, four slides have been seted up along annular equidistance in the outside of montant 7, and four sliders are installed along annular equidistance on the inner wall of annular piece 8, because the existence of slide and slider, can guarantee the stability of annular piece 8 in the lift in-process for the dynamometer 11 that awaits measuring and standard dynamometer 12 atress are more even, make measured value more accurate.

The middle part of the fixing lug 15 is provided with a circular opening, threads are respectively carved on the inner wall of the circular opening and the outer surface of the push rod 16, threads are respectively carved on the outer surface of the rotating rod 4 and the inner wall of the lifting block 10, and due to the existence of the threads, the fixing clamp shell 17 can be pushed to fix the force measuring instrument in the middle part by rotating the push rod 16; when the rotating rod 4 rotates, the lifting block 10 can lift due to the limit.

Wherein, the circular port has all been seted up at both ends about horizontal pole 9 bottom, is carved with the screw on the inner wall of circular port, because the existence accessible of screw is twisted the screw 19 of moving both sides and is made it insert the circular port, utilizes the screw to make it fix.

The top of the extrusion plate 18 is provided with a groove, and the hook at the bottom of the dynamometer is limited and fixed by the groove, so that the dynamometer is stressed more stably, and the calibration work is more convenient and accurate.

The working principle and the using process of the utility model are as follows:

firstly, fixing a dynamometer 11 to be tested and a standard dynamometer 12 at the bottom of a second transverse plate 6 at the left end and the right end respectively, and rotating a push rod 16 to push by using threads, so that fixing clamp shells 17 at two sides respectively extrude and fix the dynamometer 11 to be tested and the standard dynamometer 12;

meanwhile, the cross rods 9 on the two sides are respectively clamped in hooks at the bottoms of the dynamometer 11 to be tested and the standard dynamometer 12, the motor 3 is started to work through the control console 2 to drive the rotating rod 4 to rotate, the lifting block 10 can slowly move downwards due to the existence of threads, so that the annular block 8 is pulled to descend through the push plates 13 and the connecting plates 14 on the two sides, the cross rods 9 can pull the hooks downwards, and detection is realized;

then, judging whether the dynamometer 11 to be tested is abnormal or not according to whether the numerical values displayed on the dynamometer 11 to be tested and the standard dynamometer 12 are consistent or not;

if the dynamometer 11 to be tested is detected to be abnormal, the screw 19 at the bottom can be screwed to be inserted into the circular hole, the extrusion plate 18 is limited and fixed by the screw thread, the hook at the bottom of the dynamometer 11 to be tested is embedded into the groove, and the hook is limited by the groove;

then, the motor 3 is started through the control console 2 to work to drive the rotating rod 4 to rotate reversely, so that the lifting block 10 rises, the lifting block 10 can drive the annular block 8 to rise through the connecting plate 14, the cross rod 9 and the extrusion plate 18 apply pressure upwards from the bottom of the hook, the spring in the dynamometer 11 to be tested is compressed, the spring is kept for a certain time and repeated for several times, the spring can be restored, and then the detection work is carried out to observe whether the dynamometer 11 to be tested is calibrated or not.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an intelligence dynamometer measurement calibrating device, includes workstation (1), its characterized in that: the middle of the top of the workbench (1) is fixedly provided with a motor (3), the top of the motor (3) is fixedly connected with a rotating rod (4), the top of the rotating rod (4) is fixedly connected with a first transverse plate (5), the middle of the rotating rod (4) is movably connected with a lifting block (10), the left end and the right end of the workbench (1) are both fixedly provided with a vertical rod (7), the top of the vertical rod (7) is fixedly connected with a second transverse plate (6), the outer part of the vertical rod (7) is movably connected with a ring block (8), the inner side of the ring block (8) is fixedly connected with a transverse rod (9), the right side of the lifting block (10) is fixedly connected with a connecting plate (14), the lower part of the lifting block (10) is contacted with a push plate (13), the left end and the right end of the bottom of the second transverse plate (6) are both fixedly provided with fixing lugs (15), the left end and the right end of the bottom of the second transverse plate (6) are movably connected with fixing clamp shells (17), and push rods (16) are movably clamped on the outer sides of the fixing clamp shells (17).

2. The intelligent load cell metering calibration device of claim 1, wherein: the left end the middle part buckle of fixing clip shell (17) has dynamometry appearance (11) that awaits measuring, and the right-hand member the middle part buckle of fixing clip shell (17) has standard dynamometry appearance (12), the bottom swing joint of horizontal pole (9) has screw (19), the middle part swing joint of screw (19) has stripper plate (18).

3. The intelligent load cell metering calibration device of claim 1, wherein: four slide ways are arranged on the outer portion of the vertical rod (7) along the annular equal distance, and four sliding blocks are arranged on the inner wall of the annular block (8) along the annular equal distance.

4. The intelligent load cell metering calibration device of claim 1, wherein: the slide has all been seted up at both ends about No. two diaphragm (6) bottoms, the top fixed mounting of fixing clip shell (17) has the slider.

5. The intelligent load cell metering calibration device of claim 1, wherein: circular mouth has been seted up at the middle part of fixed ear (15), all be carved with the surface of push rod (16) on the inner wall of circular mouth the screw thread, all be carved with the screw thread on the surface of dwang (4) and the inner wall of elevator (10).

6. The intelligent load cell metering calibration device of claim 1, wherein: circular holes are formed in the left end and the right end of the bottom of the cross rod (9), and threads are carved on the inner walls of the circular holes.

7. An intelligent load cell metering calibration device as set forth in claim 2, wherein: the top of the extrusion plate (18) is provided with a groove.