CN209961148U

CN209961148U - Novel straightness calibration block

Info

Publication number: CN209961148U
Application number: CN201920237896.3U
Authority: CN
Inventors: 安少华; 何秋红; 杜德森
Original assignee: HEILONGJIANG HUAAN JINGYI METROLOGY TECHNOLOGY INSTITUTE Co Ltd
Current assignee: HEILONGJIANG HUAAN JINGYI METROLOGY TECHNOLOGY INSTITUTE Co Ltd
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2020-01-17
Anticipated expiration: 2029-02-25

Abstract

The utility model discloses a novel straightness accuracy calibration piece relates to straightness accuracy calibration technical field. The automatic welding machine comprises a workbench, an installation chamber is arranged in the workbench, a motor is fixedly arranged on the inner wall of the left side of the installation chamber, a lead screw is fixedly arranged on an output shaft of the motor, the other end of the lead screw is fixedly connected with the inner wall of the right side of the installation chamber through a bearing, a lead screw nut is movably sleeved on the lead screw, a mounting plate is fixedly welded on the front side face of the lead screw nut, an electric telescopic rod is fixedly arranged on the front side face of the mounting plate, the electric telescopic rod is inserted into the upper surface of the workbench, a long sliding groove hole for the electric telescopic rod to move is formed in the upper surface of the workbench, and an installation block. The utility model discloses rational in infrastructure, be convenient for fix the rectangular article of different specification and dimension, the calibration result is more accurate, uses convenient and fast more, has improved the efficiency of calibration, and the practicality is strong.

Description

Novel straightness calibration block

Technical Field

The utility model relates to a straightness accuracy calibration technical field specifically is a novel straightness accuracy calibration piece.

Background

The straightness tolerance refers to the allowable variation total amount of a single actual straight line and is used for controlling the shape error of a plane or a space straight line, the tolerance band has a plurality of different forms according to different conditions, the straightness is an important geometric factor for representing the shape error of a part and directly influences the performance and the quality of the part, and the straightness detection is an important component in the precision part machining process and is an important means for controlling and managing the quality of the part.

At present, the mode that traditional straightness accuracy calibration piece was many to pass through handheld micrometer calibrates the product, leads to the calibration inaccurate, needs to consume a large amount of manpowers simultaneously, can't carry out effectual fixed to the article that needs the calibration, and the result of use is relatively poor, for this reason, proposes a novel straightness accuracy calibration piece in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a novel straightness accuracy calibration piece possesses and is convenient for fix the rectangular article of different specification and dimension, and the calibration result is more accurate, uses advantages such as convenient and fast more, has solved handheld micrometer calibration inaccurate, need consume a large amount of manpowers, can't carry out effectual fixed problem to the article of calibration.

(II) technical scheme

For realizing above-mentioned rectangular article of being convenient for to different specification and dimension fix, the calibration result is more accurate, uses convenient and fast's purpose more, the utility model provides a following technical scheme: a novel straightness calibration block comprises a workbench, wherein an installation chamber is formed in the workbench, a motor is fixedly installed on the inner wall of the left side of the installation chamber, a lead screw is fixedly installed on an output shaft of the motor, the other end of the lead screw is fixedly connected with the inner wall of the right side of the installation chamber through a bearing, a lead screw nut is movably sleeved on the lead screw, a mounting plate is fixedly welded on the front side surface of the lead screw nut, an electric telescopic rod is fixedly installed on the front side surface of the mounting plate and is inserted into the upper surface of the workbench, a long sliding groove hole for the electric telescopic rod to move is formed in the upper surface of the workbench, an installation block is fixedly installed at the top of the electric telescopic rod, a long bolt rod is installed on the inner thread of the installation block, a pressure sensor is fixedly installed on the front side surface of the long bolt rod, the upper surface of workstation is close to the evenly fixed three chucking mechanisms of group of front side, chucking mechanism includes slide rail, spout, preceding fixture block, back fixture block and first locking bolt, the even fixed mounting of slide rail is close to the front side position in the upper surface of workstation, all there are preceding fixture block and back fixture block through spout movable mounting on the slide rail, preceding fixture block all is fixed with slide rail locking through first locking bolt with the back fixture block.

Further optimize this technical scheme, the lower surface of workstation is rectangle fixed mounting has the supporting leg, the equal fixed mounting of lower surface of supporting leg has the gyro wheel.

Further optimize this technical scheme, the upper surface of workstation is close to left side position fixed mounting and is had the controlling means body.

Further optimize this technical scheme, fixed mounting has the slide bar between the front and back both sides of installation room, equal movable mounting has the sliding sleeve on the slide bar, the leading flank of sliding sleeve all with mounting panel trailing flank fixed connection.

Further optimize this technical scheme, the slide bar is the longitudinal symmetry install two sets ofly, and the centre of a circle of slide bar and the perpendicular overlapping of the centre of a circle of lead screw.

Further optimize this technical scheme, the trailing flank fixed mounting of long bolt pole has the twist grip.

Further optimize this technical scheme, the long bolt pole is fixed with the locking of installation piece through second locking bolt, and second locking bolt sets up in the upper surface of installation piece.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel straightness accuracy calibration piece possesses following beneficial effect:

1. this novel straightness accuracy calibration piece, through the preceding fixture block that sets up and back fixture block back-and-forth movement on the slide rail, can satisfy the rectangular article of different diameter sizes and fix, three chucking mechanism of group make the chucking effect better simultaneously, also can satisfy the calibration product use of different length.

2. This novel straightness accuracy calibration piece removes about on the lead screw through the screw-nut that sets up, and screw-nut drives the mounting panel and removes, reaches to drive and measures the effect about the pointer, measures the pointer and removes more stably, and the calibration result is more accurate, and the shank of bolt can drive the measurement pointer back-and-forth movement long the same time, can satisfy the calibration of different articles and use, uses convenient and fast more, has improved the efficiency of calibration, and the practicality is strong.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a right-side view of the present invention

Fig. 4 is an enlarged view of the position a of the present invention.

In the figure: 1. a work table; 2. an installation chamber; 3. a motor; 4. a screw rod; 5. a feed screw nut; 6. mounting a plate; 7. an electric telescopic rod; 8. a strip slide slot hole; 9. mounting blocks; 10. a long bolt shank; 11. a pressure sensor; 12. measuring a pointer; 13. a chucking mechanism; 131. a slide rail; 132. a chute; 133. a front clamping block; 134. a rear clamping block; 135. a first locking bolt; 14. supporting legs; 15. a roller; 16. a control device body; 17. a slide bar; 18. a sliding sleeve; 19. rotating the handle; 20. and a second locking bolt.

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.

Referring to fig. 1-4, the utility model discloses a novel straightness calibration block, which comprises a workbench 1, wherein an installation chamber 2 is arranged in the workbench 1, a motor 3 is fixedly installed on the left inner wall of the installation chamber 2, a lead screw 4 is fixedly installed on the output shaft of the motor 3, the other end of the lead screw 4 is fixedly connected with the right inner wall of the installation chamber 2 through a bearing, a lead screw nut 5 is movably sleeved on the lead screw 4, a mounting plate 6 is fixedly welded on the front side surface of the lead screw nut 5, an electric telescopic rod 7 is fixedly installed on the front side surface of the mounting plate 6, the electric telescopic rod 7 is inserted into the upper surface of the workbench 1, the model of the electric telescopic rod 7 is LFHA100MM, a long sliding groove hole 8 for moving the electric telescopic rod 7 is arranged on the upper surface of the workbench 1, a mounting block 9 is fixedly installed on the top of the electric telescopic rod 7, a threaded hole, the mounting block 9 is internally threaded with a long bolt rod 10, a pressure sensor 11 is fixedly mounted on the front side surface of the long bolt rod 10, a measuring pointer 12 is fixedly mounted on the front side surface of the pressure sensor 11, three groups of clamping mechanisms 13 are uniformly fixed on the upper surface of the workbench 1 close to the front side, each clamping mechanism 13 comprises a sliding rail 131, a sliding groove 132, a front clamping block 133, a rear clamping block 134 and a first locking bolt 135, the sliding rails 131 are uniformly and fixedly mounted on the upper surface of the workbench 1 close to the front side, a front clamping block 133 and a rear clamping block 134 are movably mounted on the sliding rails 131 through the sliding grooves 132, and the front clamping block 133 and the rear clamping block 134 are both locked and fixed with the sliding rails 131 through the first locking.

Specifically, the lower surface of the workbench 1 is rectangular and fixedly provided with supporting legs 14, the lower surfaces of the supporting legs 14 are fixedly provided with idler wheels 15, and the idler wheels 15 are convenient for workers to move the straightness calibration block.

Specifically, a control device body 16 is fixedly mounted on the upper surface of the workbench 1 near the left side, the control device body 16 converts pressure information transmitted by the pressure sensor 11 into digital information for display, and the opening and closing of the motor 3 and the electric telescopic rod 7 can be controlled at the same time.

Specifically, fixed mounting has slide bar 17 between the front and back both sides of installation room 2, and equal movable mounting has sliding sleeve 18 on the slide bar 17, sliding sleeve 18's leading flank all with mounting panel 6 trailing flank fixed connection, sliding sleeve 18 moves about on slide bar 17, and is more steady when making mounting panel 6 move about, improves the calibration effect.

Specifically, two sets of slide bars 17 are symmetrically arranged up and down, the circle centers of the slide bars 17 are vertically overlapped with the circle center of the screw rod 4, and the slide bars 17 and the screw rod 4 keep a vertical relation, so that the mounting plate 6 is more stable when the electric telescopic rod 7 is driven to move left and right.

Specifically, a rotating handle 19 is fixedly installed on the rear side surface of the long bolt rod 10, and the rotating handle 19 facilitates the worker to rotate the long bolt rod 10.

Specifically, the long bolt rod 10 is locked and fixed with the mounting block 9 through the second locking bolt 20, the second locking bolt 20 is arranged on the upper surface of the mounting block 9, and the long bolt rod 10 is locked by the second locking bolt 20, so that the measuring pointer 12 on the front side surface of the pressure sensor 11 is more stable, and the calibration result is more accurate.

When the device is used, the front fixture block 133 and the rear fixture block 134 move back and forth on the slide rail 131, the front fixture block 133 and the rear fixture block 134 clamp and fix objects to be calibrated, long-strip objects with different diameters can be fixed, meanwhile, three groups of clamping mechanisms 13 enable the clamping effect to be better, and calibration products with different lengths can be used, the motor 3 drives the screw rod 4 to rotate, the mounting plate 6 is driven to move left and right through the screw rod nut 5, meanwhile, the long bolt rod 10 can drive the measuring pointer 12 on the front side surface of the pressure sensor 11 to move back and forth, so that the pressure value can be adjusted, the measuring pointer 12 is abutted against the objects to be calibrated, a reference value is selected, when the pressure sensor 11 detects that the pressure value is larger than or smaller than a set pressure value in the process of left and right calibration, information is transmitted to the control device body 16, and, the calibration of different articles can be satisfied, the use is more convenient and fast, the calibration efficiency is improved, and the practicability is high.

To sum up, this novel straightness accuracy calibration piece is convenient for fix the rectangular article of different specification and dimension, and the calibration result is more accurate, uses convenient and fast more, has improved the efficiency of calibration, and the practicality is strong.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 novel straightness accuracy calibration block, includes workstation (1), its characterized in that: an installation chamber (2) is arranged in the workbench (1), a motor (3) is fixedly installed on the inner wall of the left side of the installation chamber (2), a lead screw (4) is fixedly installed on an output shaft of the motor (3), the other end of the lead screw (4) is fixedly connected with the inner wall of the right side of the installation chamber (2) through a bearing, a lead screw nut (5) is movably sleeved on the lead screw (4), a mounting plate (6) is fixedly welded on the front side face of the lead screw nut (5), an electric telescopic rod (7) is fixedly installed on the front side face of the mounting plate (6), the electric telescopic rod (7) is inserted into the upper surface of the workbench (1), a long sliding groove hole (8) for the electric telescopic rod (7) to move is formed in the upper surface of the workbench (1), an installation block (9) is fixedly installed at the top of the electric telescopic rod (7), and a long bolt rod (10), the front side fixed mounting of long bolt pole (10) has pressure sensor (11), the front side fixed mounting of pressure sensor (11) has measurement pointer (12), the upper surface of workstation (1) is close to the evenly fixed three chucking mechanism (13) of group of front side, chucking mechanism (13) include slide rail (131), spout (132), preceding fixture block (133), back fixture block (134) and first locking bolt (135), the even fixed mounting of slide rail (131) is close to the front side position in the upper surface of workstation (1), all there are preceding fixture block (133) and back fixture block (134) through spout (132) movable mounting on slide rail (131), preceding fixture block (133) and back fixture block (134) are all fixed with slide rail (131) locking through first locking bolt (135).

2. The novel linearity calibration block of claim 1, wherein: the lower surface of the workbench (1) is rectangular and fixedly provided with supporting legs (14), and rollers (15) are fixedly arranged on the lower surfaces of the supporting legs (14).

3. The novel linearity calibration block of claim 1, wherein: the upper surface of the workbench (1) is fixedly provided with a control device body (16) close to the left side.

4. The novel linearity calibration block of claim 1, wherein: fixed mounting has slide bar (17) between the front and back both sides of installation room (2), equal movable mounting has sliding sleeve (18) on slide bar (17), the leading flank of sliding sleeve (18) all with mounting panel (6) trailing flank fixed connection.

5. The novel linearity calibration block of claim 4, wherein: two groups of slide bars (17) are arranged in an up-down symmetrical manner, and the circle centers of the slide bars (17) are vertically overlapped with the circle center of the screw rod (4).

6. The novel linearity calibration block of claim 1, wherein: and a rotary handle (19) is fixedly arranged on the rear side surface of the long bolt rod (10).

7. The novel linearity calibration block of claim 1, wherein: the long bolt rod (10) is locked and fixed with the mounting block (9) through a second locking bolt (20), and the second locking bolt (20) is arranged on the upper surface of the mounting block (9).