CN219064328U

CN219064328U - Full-automatic calibrating instrument for steel tape

Info

Publication number: CN219064328U
Application number: CN202220942138.3U
Authority: CN
Inventors: 王潇; 朱海渤; 张文帅
Original assignee: Jinan Metrological Verification Testing Institute; Shanghai Biaozhuo Scientific Instrument Co ltd
Current assignee: Jinan Metrological Verification Testing Institute; Shanghai Biaozhuo Scientific Instrument Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2023-05-23
Anticipated expiration: 2032-04-22

Abstract

The utility model relates to a full-automatic steel tape calibrating instrument which comprises a calibrating table, a calibrating device arranged at the top of the calibrating table, a tape mechanism arranged at one side of the calibrating device and a weight lifting mechanism arranged at the other side of the calibrating device, wherein a plurality of uniformly distributed supporting sliding seats and adjustable clamping mechanisms are arranged at the top of the calibrating table, and are positioned right below the calibrating device, wherein each supporting sliding seat comprises two bearing seats symmetrically arranged on the calibrating table, and a rotating shaft rotatably arranged between the two bearing seats, and the steel tape passes through the rotating shaft. According to the full-automatic steel tape calibrating device, the plurality of evenly distributed supporting sliding seats are arranged on the calibrating table, so that the steel tape stretched on the calibrating table is supported by the supporting sliding seats, the rotation of the rotating shaft in the two bearing seats is facilitated, the stretching friction force of the steel tape is reduced, and meanwhile, the steel tape stretches smoothly.

Description

Full-automatic calibrating instrument for steel tape

Technical Field

The utility model relates to the technical field of measuring instrument verification, in particular to a full-automatic steel tape verification instrument.

Background

The image measuring instrument is based on CCD digital image and is produced by means of computer screen measuring technology and powerful software capacity of space geometric operation. After the computer is provided with special control and graph measurement software, the computer becomes a measurement brain with software soul, and is the main body of the whole equipment. The displacement value of the optical ruler can be quickly read, and a required result is obtained instantaneously through software module operation based on space geometry; and a graph is generated on the screen for an operator to carry out image comparison, so that the possible deviation of the measurement result can be intuitively distinguished. The image measuring instrument is a high-precision optical image measuring instrument which consists of a high-resolution CCD color lens, a continuous zoom objective lens, a color display, a video cross line display, a precision grating ruler, a multifunctional data processor, data measuring software and a high-precision workbench structure.

The steel tape is a common measuring tool for industrial and mining enterprises and institutions, errors exist in scale depiction in the manufacturing process of the steel tape, the larger the measuring range of the steel tape is, the larger the errors exist, particularly the steel tape with the measuring range of more than 5m, the error in scale depiction has influence on the measuring result of the steel tape, so that the steel tape is verified to be a necessary requirement for producing or using the steel tape, and is also a standard for verifying whether the steel tape is qualified.

At present, in the inspection process of modern steel tape, the use of the full-automatic steel tape detector cannot be separated, however, when the steel tape is stretched on the detection table, friction force can be generated, so that certain obstruction can occur to the stretching of the steel tape, and particularly when the steel tape is pulled out for a long distance, certain damage is easily caused to the steel tape, so that the full-automatic steel tape detector is provided to solve the problems.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a full-automatic steel tape calibrating instrument which has the advantages of smooth stretching of a steel tape and the like, and solves the problems that when the steel tape is stretched on a calibrating table, friction force is generated, the stretching of the steel tape is blocked to a certain extent, and particularly when the steel tape is pulled out for a long distance, the steel tape is easily damaged to a certain extent.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a full-automatic verification instrument of steel tape, includes verification platform, the calibrating installation of setting at verification platform top, sets up the tape measure mechanism in verification device one side to and set up the weight hoist mechanism at verification device opposite side, the top of verification platform is provided with a plurality of evenly distributed's support sliding seat and adjustable fixture, and support sliding seat and adjustable fixture are located the calibrating installation under, and wherein, support sliding seat includes two symmetry setting at the bearing frame of verification bench to and rotate the pivot of setting between two bearing frames, the steel tape passes through in the pivot.

Further, adjustable fixture is including setting up at the mount table of examination bench top, the fixing base of setting on the mount table, two symmetry set up the supporting shoe on the fixing base, rotate the rotatory lead screw that sets up between two supporting shoes, the one end of rotatory lead screw runs through the supporting shoe and is connected with the rotary disk, two slide bars of setting between two supporting shoes, two reverse screw thread are installed at the outside sideslip piece of rotatory lead screw, and fix two grip brackets on two sideslip pieces respectively, wherein the outside of rotatory lead screw is provided with two sections opposite thread grooves, two sideslip pieces respectively with two sections opposite thread groove threaded connection, and the outside at two slide bars of equal slip cap dress of sideslip piece.

Further, the adjustable clamping mechanism further comprises a top cover arranged at the top of the fixed seat, and a movable groove for the clamping seat to move is formed in the top cover.

Further, two clamping rule mechanisms are symmetrically arranged at the top of the verification table, and the two clamping rule mechanisms are respectively positioned at opposite sides of the tape measure mechanism and the weight lifting mechanism.

Further, the clamping ruler mechanism comprises a fixed plate arranged at the top of the verification table, a fixed clamping seat fixedly arranged at the top of the fixed plate, a telescopic electromagnet fixedly arranged on the side face of the fixed plate, a telescopic frame arranged between the fixed plate and the electromagnet in a telescopic manner, and a telescopic clamping seat arranged on the inner top wall of the telescopic frame, wherein an output shaft of the telescopic electromagnet is in transmission connection with the telescopic frame, and the telescopic clamping seat is arranged right above the fixed clamping seat.

Further, the ruler clamping mechanism further comprises an L-shaped supporting seat arranged at the bottom of the fixed plate, a sucker electromagnet arranged on the L-shaped supporting seat and a sucker arranged at the bottom of the telescopic frame.

Further, the tape measure mechanism comprises a motor supporting seat arranged on the verification table, a transmission motor arranged on the motor supporting seat, a tape measure disc arranged on an output shaft of the transmission motor, a position sensor arranged on the side face of the motor supporting seat, and an induction block arranged on the back face of the tape measure disc, wherein the position sensor is matched with the position of the induction block.

Further, the two bearing seats are provided with rotating bearings, and the rotating shaft is rotatably arranged between the two bearing seats through the rotating bearings.

Further, an access panel is provided on the front of the assay device.

Further, the bottom of examination platform is provided with a plurality of supporting seat, the supporting legs cup is installed to the top surface of supporting seat, examination platform install in on the supporting legs cup, the material of examination platform and supporting seat is marble.

(III) beneficial effects

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this full-automatic verification instrument of steel tape is provided with a plurality of evenly distributed's support sliding seat through examining the bench, is convenient for support the tensile steel tape in examination bench through the support sliding seat, comprises by two bearing frames and the pivot that rotates the setting in the bearing frame through the support sliding seat, and the tensile frictional force of steel tape is reduced in the rotation of pivot in two bearing frames of being convenient for, makes the flexible of steel tape more smooth and easy simultaneously.

2. This full-automatic verification instrument of steel tape is provided with a plurality of evenly distributed's adjustable fixture through verification bench, is convenient for carry out the centre gripping fixedly to the steel tape through a plurality of adjustable fixture, and adjustable fixture can see the width of steel tape more simultaneously and adjust, avoids appearing the steel tape simultaneously and places unstable condition, is provided with flexible electro-magnet and sucking disc electro-magnet in through pressing from both sides chi mechanism to the clamping capacity of pressing from both sides chi mechanism is strikeed for through the effect of two electro-magnets.

3. The full-automatic steel tape calibrating device is provided with the position sensor and the induction block in the tape mechanism, so that the number of rotations of the tape disc can be determined through the induction fit of the position sensor and the induction block, and meanwhile, the number of rotations and the retraction and the reset are also convenient to set.

Drawings

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

FIG. 2 is a schematic view of a supporting sliding seat according to the present utility model;

FIG. 3 is a schematic view of an adjustable clamping mechanism according to the present utility model;

FIG. 4 is a cross-sectional view of the adjustable clamping mechanism of the present utility model;

FIG. 5 is a schematic view of the structure of the rule clamping mechanism of the present utility model;

FIG. 6 is a side view of the structure of the clamping rule mechanism of the present utility model;

fig. 7 is a schematic structural view of the present utility model.

In the figure: 1 supporting seat, 2 verification platform, 3 verification device, 4 tape measure mechanism, 5 weight lifting mechanism, 6 supporting slide seat, 7 adjustable clamping mechanism, 8 clamping mechanism, 9 access panel, 401 motor supporting seat, 402 driving motor, 403 tape measure disk, 404 position sensor, 405 sensing block, 601 bearing seat, 602 rotating shaft, 701 installing platform, 702 fixing seat, 703 supporting block, 704 rotating screw rod, 705 rotating disk, 706 slide bar, 707 traversing block, 708 clamping seat, 709 top cover, 710 movable groove, 801 fixing plate, 802 fixing clamping seat, 803 telescopic electromagnet, 804 telescopic bracket, 805 telescopic clamping seat, 806L-shaped supporting seat, 807 sucking disc electromagnet and 808 sucking disc.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, a full-automatic steel tape calibrating apparatus in this embodiment includes a calibrating table 2, a calibrating device 3 fixedly mounted at the top of the calibrating table 2, a tape mechanism 4 fixedly disposed at one side of the calibrating device 3, and a weight lifting mechanism 5 fixedly disposed at the other side of the calibrating device 3, the tape mechanism 4 is disposed at the top of the calibrating table 2, the top of the calibrating table 2 is provided with a plurality of evenly distributed supporting sliding seats 6 and adjustable clamping mechanisms 7, the supporting sliding seats 6 and the adjustable clamping mechanisms 7 are fixedly mounted at the top of the calibrating table 2 through screws, and the number of the supporting sliding seats 6 and the adjustable clamping mechanisms 7 can be adjusted according to the use requirement, in this embodiment, the number of the supporting sliding seats 6 and the adjustable clamping mechanisms 7 is seven and four respectively, the supporting sliding seats 6 and the adjustable clamping mechanisms 7 are disposed under the calibrating device 3, so as to facilitate the setting of steel tape in the calibrating range under the calibrating device 3, wherein the supporting sliding seats 6 include two bearing seats 601 symmetrically disposed on the calibrating table 2, and the two bearing seats 602 are rotatably disposed between the two rotating shafts 602, so that the two rotating shafts 602 can be more easily rotated and the two rotating shafts 602 can be smoothly and easily adjusted through the two rotating shafts 602, so that the friction force between the two rotating shafts 602 can be more easily adjusted.

Wherein, the two bearing seats 601 are fixedly provided with rotary bearings, a rotating shaft 602 is rotatably arranged between the two bearing seats 601 through the rotary bearings, and the rotating shaft 602 rotates in the two bearing seats 601 through the rotary bearings

The adjustable clamping mechanism 7 includes a mounting table 701 screwed on the top of the verification table 2, a fixing base 702 screwed on the mounting table 701, two support blocks 703 screwed on the fixing base 702, a rotating screw rod 704 rotatably disposed between the two support blocks 703, a rotating disc 705 connected to one end of the rotating screw rod 704 through the support blocks 703, two sliding rods 706 fixedly connected between the two support blocks 703, two traversing blocks 707 mounted on the outer side of the rotating screw rod 704 in opposite directions, and two clamping seats 708 screwed on the two traversing blocks 707, wherein two sections of opposite thread grooves are disposed on the outer side of the rotating screw rod 704, the two traversing blocks 707 are in threaded connection with the two sections of opposite thread grooves, the two traversing blocks 707 are slidably sleeved on the outer sides of the two sliding rods 706, support bearings are fixedly mounted on the two support blocks 703, the rotating screw rod 704 is rotatably connected with the two support blocks 703 through the support bearings, and the rotating screw rod 704 can be rotated between the two support blocks 703 by hand, so that the two traversing blocks 704 can be clamped between the two rotating discs 703 by the two opposite traversing blocks 706, and the distance between the two sliding blocks 706 can be limited by the two opposite traversing blocks 706 or the two clamping seats 708 can be clamped between the two opposite side positions.

In this embodiment, the adjustable clamping mechanism 7 further includes a top cover 709 screwed on the top of the fixed base 702, the top cover 709 seals the rotary screw 704, the sliding rod 706 and the lateral sliding block 707 at the bottom thereof, and a movable slot 710 for moving the clamping seat 708 and the lateral sliding block 707 is provided on the top cover 709, so that the top cover 709 protects the adjustable clamping mechanism 7.

In this embodiment, two clamping mechanisms 8 are symmetrically arranged at the top of the verification table 2, the two clamping mechanisms 8 are respectively located at opposite sides of the tape measure mechanism 4 and the weight lifting mechanism 5, the two clamping mechanisms 8 are all fixed on the verification table 2 through screws, and the two clamping mechanisms 8 are respectively a front clamping mechanism and a rear clamping mechanism and are used for clamping and fixing a steel tape.

The clamping ruler mechanism 8 comprises a fixing plate 801 fixed on the top of the verification table 2 through screws, a fixing clamping seat 802 fixedly arranged on the top of the fixing plate 801, a telescopic electromagnet 803 fixedly arranged on the side face of the fixing plate 801, a telescopic frame 804 arranged between the fixing plate 801 and the telescopic electromagnet 803 in a telescopic mode, and a telescopic clamping seat 805 fixed on the inner top wall of the telescopic frame 804 through screws, wherein an output shaft of the telescopic electromagnet 803 is fixedly connected with the telescopic frame 804, the telescopic clamping seat 805 is located right above the fixing clamping seat 802, a groove recessed forwards is formed in the rear side of the fixing plate 801, the telescopic electromagnet 803 and the telescopic frame 804 are arranged in the groove, a fixing frame fixed with the fixing clamping seat 802 is arranged on the main body of the telescopic electromagnet 803, and the telescopic frame 804 is movably arranged in the groove, so that the telescopic frame 804 can be lifted through power of the telescopic electromagnet 803, and further the telescopic clamping seat 805 and the fixing clamping seat 802 are clamped.

In addition, the above-mentioned clamping rule mechanism 8 further includes an L-shaped supporting seat 806 fixed on the bottom of the fixing plate 801 by screws, a sucker electromagnet 807 fixedly mounted on the L-shaped supporting seat 806, and a sucker 808 fixedly mounted on the bottom of the telescopic frame 804, so that the clamping stability and durability of the telescopic clamping seat 805 and the fixing clamping seat 802 are improved by the electromagnetic relationship between the sucker electromagnet 807 and the sucker 808.

In this embodiment, the tape measure mechanism 4 includes a motor support 401 fixedly installed on the verification stand 2, a driving motor 402 fixedly installed on the motor support 401, a tape measure disc 403 fixedly installed on an output shaft of the driving motor 402, a position sensor 404 fixedly installed on a side surface of the motor support 401, and an induction block 405 fixedly installed on a back surface of the tape measure disc 403, where the position sensor 404 is adapted to a position of the induction block 405, so that the induction block 405 can rotate along with rotation of the tape measure disc 403, and when the position sensor 404 meets the induction block 405, an effect of recording a number of turns is achieved, and at the same time, a number of turns of the tape measure disc 403 can be set and reset.

The position sensor 404 is connected to an electronic control system of the automatic verification device, which is a common prior art, and is not described in detail in this embodiment.

In this embodiment, the front surface of the calibrating device 3 is fixedly provided with the access board 9 through screws, so that the calibrating device 3 can be maintained by disassembling the access board 9.

In this embodiment, the bottom of examination platform 2 is provided with a plurality of supporting seat 1, the top surface fixed mounting of supporting seat 1 has the supporting legs cup, examination platform 2 fixed mounting in on the supporting legs cup, the material of examination platform 2 and supporting seat 1 is the marble.

The working principle of the embodiment is as follows:

(1) When the steel tape is retracted and pulled on the verification table 2, the friction force between the steel tape and the table top is reduced through the contact between the steel tape and the rotating shaft 602, and the steel tape can be retracted and pulled more smoothly by utilizing the rotation of the rotating shaft 602 on the two bearing seats 601;

(2) The rotating screw rod 704 can rotate between the two supporting blocks 703 by rotating the rotating disk 705 by hand, so that the two lateral moving blocks 707 on the rotating screw rod transversely move towards opposite or separated sides under the limit of the sliding rod 706, and the clamping interval between the two clamping seats 708 is adjusted according to the width of the steel tape;

(3) The telescopic electromagnet 803 is started, so that the telescopic frame 804 can be lifted under the power of the telescopic electromagnet, and the steel tape is clamped and fixed by utilizing the cooperation of the telescopic clamp 805 and the fixed clamp 802, and meanwhile, the sucker electromagnet 807 is started, wherein the electromagnetic relationship between the sucker electromagnet 807 and the sucker 808 can enable the clamping of the telescopic clamp 805 and the fixed clamp 802 to be more stable and durable;

(4) The transmission motor 402 is started to enable the tape measure disc 403 to rotate so as to achieve the winding and unwinding effects, the position sensor 404 is utilized to meet the sensing block 405, the effect of recording the number of turns is achieved, and meanwhile the number of turns of the tape measure disc 403 can be set and reset.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 a full-automatic verification instrument of steel tape, includes verification platform (2), setting at verification device (3) at verification platform (2) top, setting up tape measure mechanism (4) in verification device (3) one side to and set up weight hoist mechanism (5) at verification device (3) opposite side, its characterized in that: the top of verification platform (2) is provided with a plurality of evenly distributed's support sliding seat (6) and adjustable fixture (7), and support sliding seat (6) and adjustable fixture (7) are located verification device (3) under, wherein, support sliding seat (6) are including two symmetry setting bearing frame (601) on verification platform (2) to and rotate pivot (602) that set up between two bearing frames (601), the steel tape passes through from pivot (602).

2. The full-automatic steel tape verification instrument according to claim 1, wherein: the adjustable clamping mechanism (7) comprises an installation table (701) arranged at the top of the verification table (2), a fixed seat (702) arranged on the installation table (701), two supporting blocks (703) symmetrically arranged on the fixed seat (702), a rotating screw rod (704) rotatably arranged between the two supporting blocks (703), a rotating disc (705) connected with one end of the rotating screw rod (704) penetrating through the supporting blocks (703), two sliding rods (706) arranged between the two supporting blocks (703), two transversely moving blocks (707) with opposite threads arranged outside the rotating screw rod (704), and two clamping seats (708) respectively fixed on the two transversely moving blocks (707), wherein two sections of opposite thread grooves are formed in the outer portion of the rotating screw rod (704), the two transversely moving blocks (707) are respectively in threaded connection with the two sections of opposite thread grooves, and the two transversely moving blocks (707) are respectively and slidably sleeved outside the two sliding rods (706).

3. The full-automatic steel tape verification instrument according to claim 2, wherein: the adjustable clamping mechanism (7) further comprises a top cover (709) arranged at the top of the fixed seat (702), and a movable groove (710) for the clamping seat (708) to move is formed in the top cover (709).

4. The full-automatic steel tape verification instrument according to claim 1, wherein: two clamping ruler mechanisms (8) are symmetrically arranged at the top of the verification table (2), and the two clamping ruler mechanisms (8) are respectively located at opposite sides of the tape measure mechanism (4) and the weight lifting mechanism (5).

5. The full-automatic steel tape verification instrument according to claim 4, wherein: the clamp ruler mechanism (8) comprises a fixed plate (801) arranged at the top of the verification table (2), a fixed clamp seat (802) fixedly arranged at the top of the fixed plate (801), an electromagnet (803) fixedly arranged on the side face of the fixed plate (801), a telescopic frame (804) arranged between the fixed plate (801) and the electromagnet (803) in a telescopic manner, and a telescopic clamp seat (805) arranged on the inner top wall of the telescopic frame (804), wherein an output shaft of the electromagnet (803) is in transmission connection with the telescopic frame (804), and the telescopic clamp seat (805) is positioned right above the fixed clamp seat (802).

6. The full-automatic steel tape verification instrument according to claim 4, wherein: the ruler clamping mechanism (8) further comprises an L-shaped supporting seat (806) arranged at the bottom of the fixed plate (801), a sucker electromagnet (807) arranged on the L-shaped supporting seat (806), and a sucker (808) arranged at the bottom of the telescopic frame (804).

7. The full-automatic steel tape verification instrument according to claim 1, wherein: the measuring tape mechanism (4) comprises a motor support seat (401) arranged on the verification table (2), a transmission motor (402) arranged on the motor support seat (401), a measuring tape disc (403) arranged on an output shaft of the transmission motor (402), a position sensor (404) arranged on the side face of the motor support seat (401), and an induction block (405) arranged on the back face of the measuring tape disc (403), wherein the position sensor (404) is matched with the position of the induction block (405).

8. The full-automatic steel tape verification instrument according to claim 1, wherein: the two bearing seats (601) are respectively provided with a rotary bearing, and the rotating shaft (602) is rotatably arranged between the two bearing seats (601) through the rotary bearings.

9. The full-automatic steel tape verification instrument according to claim 1, wherein: the front of the verification device (3) is provided with an access panel (9).

10. The full-automatic steel tape verification instrument according to claim 1, wherein: the bottom of examination platform (2) is provided with a plurality of supporting seat (1), supporting leg cup is installed to the top surface of supporting seat (1), examination platform (2) install in on the supporting leg cup, the material of examination platform (2) and supporting seat (1) is the marble.