CN214010645U

CN214010645U - Metering calibration device for mechanical instrument

Info

Publication number: CN214010645U
Application number: CN202120017973.1U
Authority: CN
Inventors: 樊凤菊
Original assignee: Liaoning Yingchuang Huanyu General Equipment Co ltd
Current assignee: Liaoning Yingchuang Huanyu General Equipment Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-08-20
Anticipated expiration: 2031-01-04

Abstract

The utility model relates to the technical field of metering and calibrating devices, in particular to a metering and calibrating device for a mechanical instrument, which comprises a top plate, a shell, a measuring mechanism and a memory mechanism, wherein the top plate is connected with the shell, the shell is provided with a display mechanism, the measuring mechanism comprises a main measuring plate and an auxiliary measuring plate, the main measuring plate and the auxiliary measuring plate are respectively connected with the top plate through a main spring and an auxiliary spring, the main measuring plate and the auxiliary measuring plate are both connected with an adjusting rod through a measuring block, the adjusting rod is connected with a measuring rod, the measuring rod is provided with a measuring tooth and a one-way tooth, the adjusting rod is connected with a suspension mechanism, the top plate is connected with a limiting mechanism, the memory mechanism comprises an operating mechanism, the operating mechanism is connected with the shell through a fixed plate, the operating mechanism is connected with a memory rod, the memory rod has two measuring ranges, is convenient for meeting the requirements of various measuring ranges, has lower limitation, and is convenient for automatically storing the measured values, the manual recording of the measured value is convenient to reduce, and the practicability is high.

Description

Metering calibration device for mechanical instrument

Technical Field

The utility model relates to a measurement calibrating device technical field specifically is a measurement calibrating device for mechanical instrument.

Background

As is known, a metrological calibration device is a device for determining the relationship between a value represented by a metrological instrument and a corresponding known value to be measured, and is often used to determine the accuracy of a mechanical instrument during the use of the mechanical instrument, and thus, the metrological calibration device is widely used in the field of mechanical instruments.

Through the retrieval, chinese patent application number is CN 202020061810.9's utility model discloses a measurement calibrating device for mechanics instrument, its roughly description does, including the leading truck, supply the installation of spring balance main part and can be at the crane of this leading truck rising and falling, be used for driving the lifting unit that this crane goes up and down and be used for driving the adjustment mechanism of this lifting unit action, and it is when using, and the crane goes up and down to drive the pointer rack of spring balance main part and reciprocates to it is rotatory with the fixed gear of pointer through the pointer rack drive, and it is convenient for the instrument to return to zero.

However, the above prior art solutions still have the following drawbacks: although its instrument of being convenient for returns to zero, its range is comparatively single, leads to the needs of difficult multiple measuring range of satisfying, and the limitation is higher, and its difficult automatic storage measured value leads to needs artifical record measured value simultaneously, and the practicality is lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a measurement calibrating device for mechanical instrument, it possess two ranges, is convenient for satisfy multiple measuring range's needs, and the limitation is lower, and its automatic save measured value of being convenient for simultaneously is convenient for reduce artifical record measured value, and the practicality is higher.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a measurement calibrating device for mechanical instrument, includes roof and shell, is connected with the promotion handle on the roof, roof and shell are connected, still include measuring mechanism and memory mechanism, be provided with display mechanism on the shell, measuring mechanism includes main measuring board and assistance measuring board, main measuring board and assistance measuring board are connected on the roof through main spring and assistance spring coupling respectively, and main measuring board and assistance measuring board all have the regulation pole through measuring block sliding connection, it is connected with the measuring stick to adjust the pole, be provided with a plurality of measurement teeth and a plurality of one-way tooth on the measuring stick, be connected with on the regulation pole and hang the mechanism, be connected with stop gear on the roof, memory mechanism includes operating mechanism, operating mechanism passes through the fixed plate and connects on the shell, and operating mechanism is connected with the memory pole, and memory pole and one-way tooth are the meshing cooperation.

Preferably, stop gear includes gag lever post and horizontal stopper, the gag lever post is connected on the roof, and sliding connection has perpendicular stopper on the gag lever post, through spacing spring coupling between perpendicular stopper and the roof, horizontal stopper fixed cover is established on adjusting the pole.

Preferably, operating mechanism includes the pull rod, pull rod sliding connection is on the shell to pull rod and memory pole fixed connection, pull rod and memory pole all sliding connection have last limiting plate and lower limiting plate, are provided with the recovery spring between memory pole and the lower limiting plate.

Preferably, the display mechanism comprises a display gear, the display gear is rotatably connected to the shell through a gear carrier, the display gear is connected with a display pointer through a display rod, a display disc is fixedly connected to the shell, and the display disc is rotatably connected with the display rod.

Preferably, the suspension mechanism comprises a suspension rod, one end of the suspension rod is connected to the measuring rod, the other end of the suspension rod is connected with a suspension hook, and the suspension rod is connected with the housing in a sliding manner.

Preferably, a buffer spring is arranged between the horizontal limiting block and the measuring block.

Preferably, the pull rod and the adjusting rod are both provided with a movable handle.

Preferably, the hanging hook is in threaded connection with the hanging rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a measurement calibrating device for mechanical instrument possesses following beneficial effect:

1. this a measurement calibrating device for mechanical instrument through roof, main spring, the cooperation of assisting the spring, is convenient for measure the board for the owner and assist and measure the board and provide the pulling force, through measuring the piece, adjust pole and stop gear's cooperation, is convenient for change the range, consequently, this a measurement calibrating device for mechanical instrument is convenient for satisfy multiple measuring range's needs, and the limitation is lower.

2. This a measurement calibrating device for mechanical instrument, through the cooperation of one-way tooth and memory pole, be convenient for, the position of restriction measuring stick through operating mechanism, is convenient for spur memory pole to the measuring stick of being convenient for resumes original position, consequently, this a measurement calibrating device for mechanical instrument is convenient for preserve the measured value voluntarily, is convenient for reduce artifical record measured value, and the practicality is higher.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the utility model with a matching measuring rod and an adjusting rod;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

FIG. 3 is a schematic view of a portion of the enlarged structure of FIG. 1 at B according to the present invention;

fig. 4 is a schematic view of a partial enlarged structure at C in fig. 1 according to the present invention;

fig. 5 is a schematic overall perspective view of the present invention.

In the figure: 1. a top plate; 2. a housing; 3. lifting the handle; 4. a main measuring plate; 5. an auxiliary measuring plate; 6. a main spring; 7. an auxiliary spring; 8. a measuring block; 9. adjusting a rod; 10. a measuring rod; 11. measuring teeth; 12. one-way teeth; 13. a memory lever; 14. a limiting rod; 15. a horizontal limiting block; 16. a vertical limiting block; 17. a limiting spring; 18. a pull rod; 19. an upper limiting plate; 20. a restoring spring; 21. a lower limiting plate; 22. a display gear; 23. displaying a pointer; 24. a display panel; 25. a suspension rod; 26. hanging a hook; 27. moving the handle; 28. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, a metering calibration device for a mechanical instrument comprises a top plate 1 and a housing 2, wherein the top plate 1 is connected with the housing 2, the top plate 1 is connected with a lifting handle 3, the metering device further comprises a measuring mechanism and a memory mechanism, the housing 2 is provided with a display mechanism, the display mechanism comprises a display gear 22, the display gear 22 is rotatably connected with the housing 2 through a gear rack, the display gear 22 is connected with a display pointer 23 through a display rod, the housing 2 is fixedly connected with a display disc 24 for an operator to observe a measured value through the display disc 24, the display disc 24 is rotatably connected with the display rod, the measuring mechanism comprises a main measuring plate 4 and an auxiliary measuring plate 5, the main measuring plate 4 and the auxiliary measuring plate 5 are respectively connected with the top plate 1 through a main spring 6 and an auxiliary spring 7, the main measuring plate 4 and the auxiliary measuring plate 5 are both slidably connected with an adjusting rod 9 through a measuring block 8, the adjusting rod 9 is connected with a measuring rod 10, the measuring rod 10 is provided with a plurality of measuring teeth 11 and a plurality of one-way teeth 12, the adjusting rod 9 is connected with a hanging mechanism, the hanging mechanism comprises a hanging rod 25, one end of the hanging rod 25 is connected with the measuring rod 10, the other end of the hanging rod 25 is connected with a hanging hook 26, the hanging hook 26 is convenient to hang and place a measured object, the hanging hook 26 is in threaded connection with the hanging rod 25, the hanging rod 26 is convenient to replace, the hanging rod 25 is in sliding connection with the shell 2, a buffer spring 28 is arranged between the horizontal limiting block 15 and the measuring block 8, the impact force between the horizontal limiting block 15 and the measuring block 8 is convenient to reduce, the top plate 1 is connected with a limiting mechanism, the limiting mechanism comprises a limiting rod 14 and a horizontal limiting block 15, the limiting rod 14 is connected with the top plate 1, the limiting rod 14 is in sliding connection with a vertical limiting block 16, the vertical limiting block 16 is connected with the top plate 1 through a limiting spring 17, the horizontal limiting block 15 is fixedly sleeved on the adjusting rod 9, so that the horizontal limiting block 15 is convenient to limit the horizontal position of the adjusting rod 9, therefore, the metering and calibrating device for the mechanical instrument is convenient to meet the requirements of various measuring ranges, and is low in limitation.

It should be further explained that, the memory mechanism includes the operating mechanism, the operating mechanism is connected on the shell 2 through the fixed plate, the operating mechanism is connected with the memory rod 13, the operating mechanism includes the pull rod 18, the pull rod 18 is connected on the shell 2 in a sliding manner, and the pull rod 18 is fixedly connected with the memory rod 13, the pull rod 18 and the memory rod 13 are both connected with the upper limit plate 19 and the lower limit plate 21 in a sliding manner, the restoring spring 20 is arranged between the memory rod 13 and the lower limit plate 21, the restoring spring 20 is convenient for pushing the memory rod 13 and the pull rod 18 to return to the original position, the memory rod 13 is engaged with the one-way teeth 12, and the position of the one-way teeth 12 is convenient for the memory rod 13 to limit, therefore, the metering calibration device for the mechanical instrument is convenient for automatically storing the.

In summary, the working principle and working process of the metering and calibrating device for mechanical instrument are that, when in use, the metering and calibrating device for mechanical instrument is firstly fixed and placed at a place to be used, when the metering and calibrating device for mechanical instrument is required to carry out measurement, a measured object is firstly hung on a hanging hook 26, if the force generated by the measured object is small, an operator pulls an adjusting rod 9 to enable a horizontal limiting block 15 to enter a groove of a vertical limiting block 16, and simultaneously the adjusting rod 9 is pulled out from a measuring block 8 on an auxiliary measuring plate 5, the measuring range of the device is the smaller of two measuring ranges, conversely, if the adjusting rod 9 is inserted into the measuring block 8 of the auxiliary adjusting rod 9, the measuring range is large, then the operator grasps a lifting handle 3, the measured object drives the hanging hook 26 to move, the hanging hook 26 drives the measuring rod 10 to move through a hanging rod 25, measuring stick 10 moves and drives measuring tooth 11 and one-way tooth 12 motion, measuring tooth 11 drives the motion of demonstration pointer 23 through showing gear 22, one-way tooth 12 drives pull rod 18 motion through memory pole 13, measuring stick 10 drives the motion of adjusting pole 9 simultaneously, it drives main spring 6 and the deformation of auxiliary spring 7 through measuring block 8 to adjust pole 9, when the measured object stop motion, the operator can read the registration from display panel 24, therefore, this a measurement calibrating device for mechanical instrument is convenient for satisfy multiple measuring range's needs, the limitation is lower.

Further, when this a measurement calibrating device for mechanics instrument preserves the measured value, because one-way tooth 12 and memory pole 13 are the meshing cooperation, the position of measuring stick 10 is fixed, measure tooth 11, show gear 22 and show pointer 23 all by fixed, the operator takes off the back with the measurand, the measured value still remains unchanged, when needs carry out new operation, can remove pull rod 18, pull rod 18 drives memory pole 13 motion, one-way tooth 12 resumes original position, then can carry out next measurement operation, therefore, this a measurement calibrating device for mechanics instrument is convenient for preserve the measured value voluntarily, be convenient for reduce artifical record measured value, the practicality is higher.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a measurement calibrating device for mechanical instrument, includes roof (1) and shell (2), roof (1) and shell (2) are connected, are connected with on roof (1) and promote handle (3), its characterized in that: the device is characterized by further comprising a measuring mechanism and a memory mechanism, wherein a display mechanism is arranged on the shell (2), the measuring mechanism comprises a main measuring plate (4) and an auxiliary measuring plate (5), the main measuring plate (4) and the auxiliary measuring plate (5) are connected to the top plate (1) through a main spring (6) and an auxiliary spring (7) respectively, the main measuring plate (4) and the auxiliary measuring plate (5) are both connected with an adjusting rod (9) through a measuring block (8) in a sliding manner, the adjusting rod (9) is connected with a measuring rod (10), the measuring rod (10) is provided with a plurality of measuring teeth (11) and a plurality of one-way teeth (12), the adjusting rod (9) is connected with a suspension mechanism, the top plate (1) is connected with a limiting mechanism, the memory mechanism comprises an operating mechanism, the operating mechanism is connected to the shell (2) through a fixing plate, the operating mechanism is connected with a memory rod (13), the memory rod (13) is meshed with the one-way teeth (12).

2. A metrological calibration device as claimed in claim 1, in which: stop gear includes gag lever post (14) and horizontal stopper (15), gag lever post (14) are connected on roof (1), and sliding connection has perpendicular stopper (16) on gag lever post (14), connect through spacing spring (17) between perpendicular stopper (16) and roof (1), the fixed cover of horizontal stopper (15) is established on adjusting pole (9).

3. A metrological calibration device as claimed in claim 2, in which: the operating mechanism comprises a pull rod (18), the pull rod (18) is connected to the shell (2) in a sliding mode, the pull rod (18) is fixedly connected with the memory rod (13), the pull rod (18) and the memory rod (13) are both connected with an upper limiting plate (19) and a lower limiting plate (21) in a sliding mode, and a restoring spring (20) is arranged between the memory rod (13) and the lower limiting plate (21).

4. A metrological calibration device as claimed in claim 3, in which: the display mechanism comprises a display gear (22), the display gear (22) is rotatably connected to the shell (2) through a gear carrier, the display gear (22) is connected with a display pointer (23) through a display rod, a display disc (24) is fixedly connected to the shell (2), and the display disc (24) is rotatably connected with the display rod.

5. A metrological calibration device as claimed in claim 4, in which: the suspension mechanism comprises a suspension rod (25), one end of the suspension rod (25) is connected to the measuring rod (10), the other end of the suspension rod (25) is connected with a suspension hook (26), and the suspension rod (25) is connected with the shell (2) in a sliding mode.

6. A metrological calibration device as claimed in claim 5, in which: and a buffer spring (28) is arranged between the horizontal limiting block (15) and the measuring block (8).

7. A metrological calibration device as claimed in claim 6, in which: the pull rod (18) and the adjusting rod (9) are both provided with a movable handle (27).

8. A metrological calibration device as claimed in claim 7, in which: the hanging hook (26) and the hanging rod (25) are in threaded connection.