CN219244480U

CN219244480U - Calibrating device for length detection

Info

Publication number: CN219244480U
Application number: CN202223323249.5U
Authority: CN
Inventors: 陈旭斌
Original assignee: Wuxi Jingwei Metering Examination Detection Co ltd
Current assignee: Wuxi Jingwei Metering Examination Detection Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-23
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a calibrating device for length detection, which comprises a working machine body, wherein a fixing device is fixedly arranged at one end of the top of the working machine body, and a measuring device is movably arranged in the working machine body. According to the scheme, the rotary driving is started to enable the rotary screw to rotate, so that the movable frame moves, the problem that the device clamps a length measuring tool to be calibrated unstably is solved, and meanwhile, the moving distance can be accurately determined; the rotating screw is driven to rotate through the rotation driving, so that the moving frame moves, the infrared distance sensor detects the moving frame, the sensed distance value is displayed through the display screen, then the distance of the length measuring tool to be calibrated is compared, the length measuring tool to be calibrated can be accurately calibrated, the adjustment is performed, the difference between the two can be quickly known, the convenience is brought to the calibration, the performance of the device is improved, and the practicability of the device is improved.

Description

Calibrating device for length detection

Technical Field

The utility model relates to the technical field of length measurement equipment, in particular to a calibration device for length detection.

Background

The length to be measured is compared with the known length to obtain a measuring result, the measuring tool is simply referred to as a measuring tool, the length measuring tool comprises a gauge, a measuring tool and a measuring instrument, the measuring tool which cannot indicate the quantity value is conventionally called a gauge, the measuring tool used in the hand is called a measuring tool, and the measuring tools such as a seat type measuring tool and an overhead type measuring tool which indicate the quantity value are called a quantity.

Patent document publication No. CN 213778847U), a calibrating device for length detection instrument, set up the base and be used for installing scale, first installation pole and second installation pole, cooperation between through first installation pole and the second installation pole is realized installing the mounting panel, be used for installing splint through setting up the mounting panel, be used for fixing the length measurement instrument that treats the calibration through setting up splint, thereby be used for showing the distance that first installation pole removed and realize calibrating measuring equipment through setting up the scale, the problem that current length measurement device leads to its precision to reduce because frequent use when using has been solved simultaneously, thereby influence follow-up measuring problem, realize fixing first installation pole through the cooperation between first slider and the first spout, realize adjusting first installation pole through the cooperation between step motor, first slider and the threaded rod, thereby realize calibrating measuring instrument, and step motor drives the distance that rotates round first slider and first installation pole and the distance that removes equals the scale table and minimum scale, thereby increase the accuracy of calibration, realize treating splint through the cooperation between second slider and the second spout and treat that frequent use leads to its precision to reduction, thereby realize that the clamp spring is close to the relative one side of measuring equipment is used for measuring to the second to realize that the relative torsion spring calibration.

The length measuring tool to be calibrated is fixed through setting up splint when using, thereby be used for showing the distance that first installation pole moved through setting up the scale and realize calibrating measuring equipment, but its in-process of using, because the centre gripping of splint passes through the slider of bottom and passes through the torsional spring of side, make the slider fixed at the spout, but it is fixed to be treated the length measuring tool of calibration through the spring, especially, to slide caliper, can't lock both ends, thereby can't drive both ends and remove, the limitation is great, and can't accurately confirm the position of fixing at the length measuring tool to be calibrated, and the distance that the threaded rod rotated round first slider and first installation pole and moved equals the scale table through step motor and minimum scale's distance, can not be the accurate distance of rotation and complete round, thereby make calibrating device's accuracy relatively lower.

Disclosure of Invention

In order to overcome the defects of the prior art, the embodiment of the utility model provides a calibration device for length detection, which aims to solve the problems that the prior art that the clamping of a clamping plate is used for moving a sliding block at the bottom through a torsion spring at the side edge, so that the sliding block moves in a sliding groove, a length measuring tool to be calibrated is fixed, but the length measuring tool to be calibrated is not stable enough to be fixed through a spring, and particularly a vernier caliper cannot be locked at two ends, so that the two ends cannot be driven to move, the limitation is larger, the distance of the complete accurate rotation cannot be ensured, and the complete circle number is ensured, so that the accuracy of the calibration device is relatively low.

In order to solve the technical problems, the utility model provides the following technical scheme: a calibrating device for length detection comprises a working machine body, wherein a fixing device is fixedly arranged at one end of the top of the working machine body, and a measuring device is movably arranged in the working machine body.

The working machine body comprises a fixed base, a rotation drive is fixedly arranged on the side edge of the fixed base, a rotation screw is fixedly arranged on the side edge of the rotation drive, a sliding groove is formed in the fixed base, the rotation screw is rotatably arranged in the sliding groove, an operation module is fixedly arranged on the side edge of the top of the fixed base, the operation module is electrically connected with the rotation screw, and a positioning block is fixedly arranged at the other end of the top of the fixed base.

The fixing device comprises a fixing frame, a first limiting hole is formed in the side edge of the fixing frame, a first pointer is fixedly arranged on the side edge of the fixing frame, a first fixing screw is arranged on the top of the fixing frame in a threaded mode, a first clamping block is rotatably arranged at the bottom of the first fixing screw, the first clamping block is movably arranged in the first limiting hole, and the side edge of the fixing frame is fixedly arranged on the side edge of the positioning block.

The measuring device comprises a moving frame, a threaded hole is formed in the moving frame, a display screen is fixedly arranged on the side edge of the moving frame, an infrared distance sensor is fixedly arranged on the top of the moving frame and is electrically connected with the display screen, the moving frame is slidably arranged in the sliding groove, and the threaded hole is movably sleeved on the outer surface of the rotating screw rod.

The side of removing the frame has been seted up the fixed slot, the side fixed mounting of fixed slot has the second pointer, the top screw thread of fixed slot is installed the second fixing screw, the bottom rotation of second fixing screw is installed the second grip block, the inside side of fixed slot has been seted up the spacing hole of second, second grip block movable mounting is in the inside in the spacing hole of second.

The utility model has the technical effects and advantages that:

in the scheme, the length measuring tool to be calibrated to be detected is placed in the fixing frame, the length measuring tool to be calibrated is fixed, the rotating screw is driven to rotate by starting rotation, so that the moving frame moves, the end position of the length measuring tool to be calibrated is indicated by the second pointer, the fixing is more stable, the problem that the device clamps the length measuring tool to be calibrated unstably is solved, and meanwhile, the moving distance can be accurately determined;

the rotary screw is driven to rotate through the rotation driving, so that the movable frame moves, the infrared distance sensor detects the distance value, the sensed distance value is displayed through the display screen, then the distance of the length measuring tool to be calibrated is compared, the length measuring tool to be calibrated can be accurately calibrated, meanwhile, when the vernier caliper is detected, the value detected through the infrared distance sensor is compared, the value of the vernier caliper is adjusted, the difference value between the two values can be quickly known, and therefore convenience is brought to calibration, the performance of the device is improved, and the practicability of the device is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a working machine body according to the present utility model;

FIG. 3 is an exploded view of the fixing device of the present utility model;

FIG. 4 is a schematic diagram of the structure of the measuring device of the present utility model;

fig. 5 is a schematic view of a moving frame according to the present utility model.

The reference numerals are: 1. a working machine body; 2. a fixing device; 3. a measuring device; 11. a fixed base; 12. a rotation drive; 13. a sliding groove; 14. an operation module; 15. rotating the screw; 16. a positioning block; 21. a fixing frame; 22. a first limiting hole; 23. a first pointer; 24. a first fixed screw; 25. a first clamping block; 31. a moving rack; 32. a threaded hole; 33. an infrared distance sensor; 34. a display screen; 311. a fixing groove; 312. a second pointer; 313. a second fixed screw; 314. a second clamping block; 315. and the second limiting hole.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 5, an embodiment of the present utility model provides a calibration device for length detection, which includes a working machine body 1, a fixing device 2 is fixedly installed at one end of the top of the working machine body 1, and a measuring device 3 is movably installed inside the working machine body 1.

The working machine body 1 comprises a fixed base 11, a rotation driving 12 is fixedly arranged on the side edge of the fixed base 11, a rotation screw 15 is fixedly arranged on the side edge of the rotation driving 12, a sliding groove 13 is formed in the fixed base 11, the rotation screw 15 is rotatably arranged in the sliding groove 13, an operation module 14 is fixedly arranged on the side edge of the top of the fixed base 11, the operation module 14 is electrically connected with the rotation screw 15, and a positioning block 16 is fixedly arranged at the other end of the top of the fixed base 11.

The fixing device 2 comprises a fixing frame 21, a first limiting hole 22 is formed in the side edge of the fixing frame 21, a first pointer 23 is fixedly arranged on the side edge of the fixing frame 21, a first fixing screw 24 is arranged on the top thread of the fixing frame 21, a first clamping block 25 is rotatably arranged at the bottom of the first fixing screw 24, the first clamping block 25 is movably arranged in the first limiting hole 22, the side edge of the fixing frame 21 is fixedly arranged on the side edge of the positioning block 16, the first limiting hole 22 is formed, the first clamping block 25 is limited, the first fixing screw 24 is enabled to rotate to drive the first clamping block 25 to lift in the first limiting hole 22, the first pointer 23 is arranged, and a length measuring tool to be detected and calibrated is positioned.

The measuring device 3 comprises a moving frame 31, a threaded hole 32 is formed in the moving frame 31, a display screen 34 is fixedly arranged on the side edge of the moving frame 31, an infrared distance sensor 33 is fixedly arranged on the top of the moving frame 31, the infrared distance sensor 33 is electrically connected with the display screen 34, the moving frame 31 is slidably mounted in the sliding groove 13, and the threaded hole 32 is movably sleeved on the outer surface of the rotating screw 15.

Wherein, fixed slot 311 has been seted up to the side of removing frame 31, fixed slot 311's side fixed mounting has second pointer 312, second fixing screw 313 is installed to fixed slot 311's top screw thread, second clamping block 314 is installed in the bottom rotation of second fixing screw 313, second spacing hole 315 has been seted up to the inside side of fixed slot 311, second clamping block 314 movable mounting is in the inside of second spacing hole 315, set up second spacing hole 315, carry out spacingly to second clamping block 314, when making second fixing screw 313 rotate, second clamping block 314 rotates in fixed slot 311's inside, second pointer 312 instructs the length measuring instrument that waits to calibrate of waiting to detect simultaneously, thereby confirm the position of waiting to calibrate length measuring instrument that waits to detect.

The working process of the utility model is as follows:

placing the length measuring tool to be calibrated to be detected in the fixing frame 21, aligning the initial scale of the length measuring tool to be calibrated with the first pointer 23 at the other end in the fixing groove 311, lowering the first clamping block 25 by rotating the first fixing screw 24, fixing the length measuring tool to be calibrated, rotating the rotating screw 15 by starting the rotating drive 12, thereby moving the moving frame 31, and indicating the end position of the length measuring tool to be calibrated by the second pointer 312;

the rotary screw 15 is driven to rotate by the rotary drive 12, so that the movable frame 31 moves, the distance to the positioning block 16 is detected by the infrared distance sensor 33, the sensed distance value is displayed by the display screen 34, then the distance of the length measuring tool to be calibrated is compared, when the vernier caliper is detected, the other end of the vernier caliper is fixed by the second clamping block 314, the other end of the vernier caliper is fixed by the measuring device 3 by inputting the value into the operating module 14, and the vernier caliper is adjusted and calibrated by comparing the value detected by the infrared distance sensor 33.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a calibrating device for length detection, includes work organism (1), its characterized in that, the one end fixed mounting at work organism (1) top has fixing device (2), the inside movable mounting at work organism (1) has measuring device (3), work organism (1) include unable adjustment base (11), the side fixed mounting of unable adjustment base (11) has rotation drive (12), the side fixed mounting of rotation drive (12) has rotation screw (15), sliding tray (13) have been seted up to the inside of unable adjustment base (11), rotation screw (15) rotate the inside of installing at sliding tray (13), the side fixed mounting at unable adjustment base (11) top has operation module (14), operation module (14) and rotation screw (15) electric connection, the other one end fixed mounting at unable adjustment base (11) top has locating piece (16).

2. The calibrating device for length detection according to claim 1, characterized in that the fixing device (2) comprises a fixing frame (21), a first limiting hole (22) is formed in the side edge of the fixing frame (21), a first pointer (23) is fixedly mounted on the side edge of the fixing frame (21), a first fixing screw (24) is mounted on the top thread of the fixing frame (21), a first clamping block (25) is rotatably mounted at the bottom of the first fixing screw (24), the first clamping block (25) is movably mounted in the first limiting hole (22), and the side edge of the fixing frame (21) is fixedly mounted on the side edge of the positioning block (16).

3. The calibrating device for length detection according to claim 1, characterized in that the measuring device (3) comprises a moving frame (31), a threaded hole (32) is formed in the moving frame (31), a display screen (34) is fixedly mounted on the side edge of the moving frame (31), an infrared distance sensor (33) is fixedly mounted on the top of the moving frame (31), the infrared distance sensor (33) is electrically connected with the display screen (34), the moving frame (31) is slidably mounted in the sliding groove (13), and the threaded hole (32) is movably sleeved on the outer surface of the rotating screw (15).

4. A calibration device for length detection according to claim 3, characterized in that a fixed slot (311) is provided on the side of the movable frame (31), a second pointer (312) is fixedly installed on the side of the fixed slot (311), a second fixing screw (313) is installed on the top thread of the fixed slot (311), a second clamping block (314) is installed on the bottom of the second fixing screw (313) in a rotating manner, a second limiting hole (315) is provided on the side of the inside of the fixed slot (311), and the second clamping block (314) is movably installed in the second limiting hole (315).