CN217505607U

CN217505607U - Neodymium iron boron work piece surface defect detection device

Info

Publication number: CN217505607U
Application number: CN202221101315.1U
Authority: CN
Inventors: 杜思豆
Original assignee: Jiangsu Leisheng New Material Technology Co ltd
Current assignee: Jiangsu Leisheng New Material Technology Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-09-27
Anticipated expiration: 2032-05-09

Abstract

The utility model belongs to the technical field of detection device, especially, be a neodymium iron boron work piece surface defect detection device, comprising a base plate, the last fixed surface of bottom plate has U type frame, the both sides wall of U type frame all rotates and is connected with pivot, two the one end that the pivot is relative all is fixed with cylinder one. The utility model discloses a set up the pivot, the bull stick, the driving gear, driven gear and cingulum, make the rotation range the same with two cylinders one of pivot fixed connection, consequently two grip blocks can rotate simultaneously, the detection subassembly of being convenient for detects the surface that the neodymium iron boron work piece is different, the speed that detects has been improved, through setting up miniature pressure sensor, a spring, T type piece, ball cover and metal ball, examine time measuring to neodymium iron boron work piece surface, make metal ball roll at its surface, when there is defect on neodymium iron boron work piece surface, the pressure that miniature pressure sensor sensed can change, consequently, can detect whether there is the defect on neodymium iron boron work piece surface.

Description

Neodymium iron boron work piece surface defect detection device

Technical Field

The utility model relates to a detection device technical field specifically is a neodymium iron boron work piece surface defect detection device.

Background

After the neodymium iron boron workpiece is processed, certain requirements are placed on the flatness of the surface of the neodymium iron boron workpiece, and particularly, the flatness of the surface of the workpiece needing to be tightly matched with other workpieces is higher, so that the surface flatness of important parts of the workpiece needs to be carefully detected to meet the assembly requirements.

The surface defect detection device for the neodymium iron boron workpiece in the prior art needs to manually adjust the orientation of the neodymium iron boron workpiece to detect the other side surface of the neodymium iron boron workpiece after one side surface of the neodymium iron boron workpiece is detected, and the detection speed is low because the device cannot automatically adjust the orientation of the workpiece, so that the surface defect detection device for the neodymium iron boron workpiece is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a neodymium iron boron work piece surface defect detection device has solved the problem that can not automatically regulated neodymium iron boron work piece surface orientation mentioned in the above-mentioned background art.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a surface defect detection device for a neodymium iron boron workpiece comprises a bottom plate, wherein a U-shaped frame is fixed on the upper surface of the bottom plate, two side walls of the U-shaped frame are rotatably connected with rotating shafts, a first air cylinder is fixed at one end, opposite to the rotating shafts, of each rotating shaft, a U-shaped block is fixed at the driving end of each air cylinder, a clamping block is clamped on the inner side of each U-shaped block, a first air shaft sleeve is fixed at one end of each two side walls of the U-shaped frame, a rotating rod is rotatably connected between the two first air shaft sleeves, driving gears are fixed at two ends of each rotating rod, driven gears are fixed at two opposite ends of the two rotating shafts, the driving gears and the driven gears at the same side are in transmission connection through toothed belts, a first motor is fixed on the upper surface of the bottom plate, the driving end of the first motor is connected with one end of each rotating rod, through holes are symmetrically formed in two ends of the upper end of the U-shaped frame, and sliding blocks are connected in the two through holes in a sliding mode, the upper surface of the U-shaped frame is provided with a first driving mechanism for driving the sliding blocks to slide back and forth, the inner side of the U-shaped frame is provided with a second air cylinder, the lower ends of the two sliding blocks are fixedly provided with a second driving mechanism for driving the second air cylinder to move back and forth, and the lower end of the second air cylinder is fixedly provided with a detection assembly.

Further, the one end of grip block is equipped with the fixture block with U type piece cooperation joint, the through-hole has all been seted up to one side of U type piece and fixture block, and has run through the bolt in the through-hole, one side threaded connection of bolt has lock nut.

Furthermore, two sides of the opening are fixed with a second shaft sleeve, a first screw rod is rotatably connected between the second shaft sleeve, the sliding block is in threaded connection with the first screw rod, one end of the first screw rod is fixed with a first gear, the first gear is in transmission connection with the first gear through a second toothed belt, a second motor is fixed on one side of the U-shaped frame, and a driving end of the second motor is connected with one end of the first screw rod.

Further, actuating mechanism two includes the diaphragm with two slider lower extreme fixed connection, the both ends of diaphragm lower surface all are fixed with axle sleeve three, two it is connected with lead screw two to rotate between the axle sleeve three, threaded connection has the sliding block on the lead screw two, the lower extreme and the cylinder two of sliding block are fixed, one of them a lateral wall of axle sleeve three is fixed with motor three, motor three's drive end links to each other with the one end of lead screw two, the both sides of diaphragm lower surface all are fixed with the baffle, the both sides wall of sliding block laminates with two baffles respectively.

Furthermore, the detection assembly comprises a straight cylinder fixedly connected with the two driving ends of the cylinder, an installation cavity is formed in the straight cylinder, a miniature pressure sensor is fixed on the inner top wall of the installation cavity, a spring is fixed on the lower surface of the miniature pressure sensor, a T-shaped block is fixed at the lower end of the spring, the T-shaped block is connected with the inner side wall of the installation cavity in a sliding mode, the lower end of the T-shaped block penetrates through the installation cavity, extends to the position below the straight cylinder and is fixed with a ball sleeve, and a metal ball is movably installed in the ball sleeve.

Furthermore, support legs which are distributed in a rectangular shape are fixed on the lower surface of the bottom plate, and rubber pads are fixed on the lower surfaces of the support legs.

(III) advantageous effects

Compared with the prior art, the utility model provides a neodymium iron boron work piece surface defect detection device possesses following beneficial effect:

the utility model discloses, through setting up the pivot, the bull stick, the driving gear, driven gear and cingulum, make the rotation range the same with two cylinders one of pivot fixed connection, consequently, two grip blocks can rotate simultaneously, the detection subassembly of being convenient for detects the different surface of neodymium iron boron work piece, the speed that detects has been improved, through setting up miniature pressure sensor, a spring, T type piece, ball cover and metal ball, examine time measuring to neodymium iron boron work piece surface, make metal ball roll at its surface, when there is defect in neodymium iron boron work piece surface, the pressure that miniature pressure sensor sensed can change, consequently, can detect whether there is the defect on neodymium iron boron work piece surface.

Drawings

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

fig. 2 is a schematic view of another three-dimensional structure of the present invention;

FIG. 3 is a sectional view of the internal structure of the present invention;

fig. 4 is the utility model discloses detection component inner structure cross-sectional view.

In the figure: 1. a base plate; 2. a U-shaped frame; 3. a rotating shaft; 4. a first cylinder; 5. a U-shaped block; 6. a clamping block; 7. a bolt; 8. a first shaft sleeve; 9. a rotating rod; 10. a driving gear; 11. a driven gear; 12. a toothed belt I; 13. a first motor; 14. a port; 15. a slider; 16. a first driving mechanism; 1601. a second shaft sleeve; 1602. a first screw rod; 1603. a first gear; 1604. a toothed belt II; 1605. a second motor; 17. a second driving mechanism; 1701. a transverse plate; 1702. a third shaft sleeve; 1703. a second screw rod; 1704. a slider; 1705. a third motor; 1706. a baffle plate; 18. a second air cylinder; 19. a detection component; 1901. a straight cylinder; 1902. a mounting cavity; 1903. a miniature pressure sensor; 1904. a spring; 1905. a T-shaped block; 1906. a ball sleeve; 1907. a metal ball; 20. and (3) a support leg.

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

As shown in fig. 1, fig. 2 and fig. 3, an embodiment of the present invention provides a device for detecting surface defects of an ndfeb workpiece, which includes a bottom plate 1, a U-shaped frame 2 is fixed on the upper surface of the bottom plate 1, two side walls of the U-shaped frame 2 are rotatably connected with rotating shafts 3, a first air cylinder 4 is fixed on one end of each of the two rotating shafts 3, a first U-shaped block 5 is fixed on the driving end of the first air cylinder 4, a clamping block 6 is clamped on the inner side of the first U-shaped block 5, a first shaft sleeve 8 is fixed on one end of each of the two side walls of the U-shaped frame 2, a rotating rod 9 is rotatably connected between the first two shaft sleeves 8, a driving gear 10 is fixed on each of two ends of the rotating rod 9, a driven gear 11 is fixed on the opposite end of each of the two rotating shafts 3, the driving gear 10 and the driven gear 11 on the same side are in transmission connection through a toothed belt 12, a first motor 13 is fixed on the upper surface of the bottom plate 1, the driving end of the first motor 13 is connected with one end of the rotating rod 9, the two sides of the upper end of the U-shaped frame 2 are symmetrically provided with through holes 14, sliding blocks 15 are connected in the two through holes 14 in a sliding manner, a first driving mechanism 16 for driving the sliding blocks 15 to slide back and forth is arranged on the upper surface of the U-shaped frame 2, a second air cylinder 18 is arranged on the inner side of the U-shaped frame 2, a second driving mechanism 17 for driving the second air cylinder 18 to move back and forth is fixed at the lower ends of the two sliding blocks 15, a detection assembly 19 is fixed at the lower end of the second air cylinder 18, when the device is used, a neodymium iron boron workpiece to be detected is clamped between the two clamping blocks 6 through the first air cylinder 4, the detection assembly 19 is moved to the upper surface of the neodymium iron boron workpiece to detect the neodymium iron boron workpiece through the first driving mechanism 16, the second driving mechanism 17 and the second air cylinder 18, after one side surface of the neodymium iron boron workpiece is detected, the detection assembly 19 is moved away, the two rotating shafts 3 are synchronously rotated through the first motor 13, and the neodymium iron boron workpiece clamped between the clamping blocks 6 can be turned to the other side surface, through the detection subassembly 19 a side that overturns the top to it once more detects, through this kind of mode, only need with neodymium iron boron work piece centre gripping just can carry out comprehensive detection to neodymium iron boron work piece between two grip blocks 6, need not artifical supplementary change detection face in the detection, consequently can improve the efficiency that detects.

As shown in fig. 1, in some embodiments, the one end of grip block 6 is equipped with the fixture block with the cooperation joint of U type piece 5, the through-hole has all been seted up to one side of U type piece 5 and fixture block, and has run through bolt 7 in the through-hole, and one side threaded connection of bolt 7 has lock nut, through setting up fixture block and the 5 joints of U type piece, consequently can change grip block 6 according to the model of neodymium iron boron work piece, through the setting of bolt 7 and lock nut for grip block 6 can not drop in the testing process.

As shown in fig. 1, in some embodiments, two shaft sleeves 1601 are fixed on both sides of the through opening 14, a first lead screw 1602 is rotatably connected between the two shaft sleeves 1601, the slider 15 is in threaded connection with the first lead screw 1602, a first gear 1603 is fixed on one end of each of the two first lead screws 1602, the first gear 1603 is in transmission connection with the first gear 1604 through a second toothed belt 1604, a second motor 1605 is fixed on one side of the U-shaped frame 2, a driving end of the second motor 1605 is connected with one end of one of the first lead screws 1602, and when the second motor 1605 operates, the first gear 1603 and the second toothed belt 1604 are arranged to enable the two first lead screws 1602 to rotate synchronously, so that the moving direction speeds of the two sliders 15 are always kept synchronous.

As shown in fig. 3, in some embodiments, the second driving mechanism 17 includes a horizontal plate 1701 fixedly connected to lower ends of the two sliders 15, two ends of a lower surface of the horizontal plate 1701 are respectively fixed with a third bushing 1702, a second screw 1703 is rotatably connected between the two third bushings 1702, the second screw 1703 is in threaded connection with a slider 1704, a lower end of the slider 1704 is fixed with a second air cylinder 18, a third motor 1705 is fixed to a side wall of one of the third bushings 1702, a driving end of the third motor 1705 is connected to one end of the second screw 1703, two sides of the lower surface of the horizontal plate 1701 are respectively fixed with a baffle 1706, two side walls of the slider 1704 are respectively attached to the two baffles 1706, the third motor 1705 drives the second screw 1703 to rotate, and the slider 1704 moves along with the rotation of the second screw 1703 in accordance with the arrangement of the baffles 1706, so that the detecting assembly 19 can move left and right.

As shown in fig. 4, in some embodiments, the detecting assembly 19 includes a straight cylinder 1901 fixedly connected to the driving end of the second cylinder 18, a mounting cavity 1902 is formed inside the straight cylinder 1901, a micro pressure sensor 1903 is fixed to an inner top wall of the mounting cavity 1902, a spring 1904 is fixed to a lower surface of the micro pressure sensor 1903, a T-shaped block 1905 is fixed to a lower end of the spring 1904, the T-shaped block 1905 is slidably connected to an inner side wall of the mounting cavity 1902, and the lower end of the T-shaped block 1905 extends through the mounting cavity 1902 to a position below the straight cylinder 1901 and is fixed with a ball sleeve 1906, a metal ball 1907 is movably mounted in the ball sleeve 1906, where the model of the micro pressure sensor 1903 is ZNLBM and is used for sensing pressure change, when detecting an iron boron workpiece, the metal ball 1907 is attached to an upper surface of the neodymium iron boron workpiece, and the metal ball 1907 slides on the upper surface of the neodymium iron boron workpiece along with operations of the first driving mechanism 16 and the second driving mechanism 17, when there is a defect on the upper surface of the ndfeb workpiece, the ball sleeve 1906 will have vertical displacement, and the pressure of the spring 1904 to the micro pressure sensor 1903 will change, so that it can detect whether there is a defect on the upper surface of the ndfeb workpiece.

As shown in fig. 2, in some embodiments, the support legs 20 are fixed to the lower surface of the bottom plate 1, and the rubber pads are fixed to the lower surfaces of the support legs 20, so that the support legs 20 and the rubber pads are arranged to absorb shock.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a neodymium iron boron work piece surface defect detection device, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixed with a U-shaped frame (2), two side walls of the U-shaped frame (2) are rotatably connected with rotating shafts (3), one ends of the two opposite rotating shafts (3) are respectively fixed with a first cylinder (4), a driving end of the first cylinder (4) is fixed with a U-shaped block (5), the inner side of the U-shaped block (5) is clamped with a clamping block (6), one ends of the two side walls of the U-shaped frame (2) are respectively fixed with a first shaft sleeve (8), a rotating rod (9) is rotatably connected between the two first shaft sleeves (8), two ends of the rotating rod (9) are respectively fixed with a driving gear (10), one ends of the two opposite rotating shafts (3) are respectively fixed with a driven gear (11), the driving gear (10) and the driven gear (11) are in transmission connection with the same side (12) through a toothed belt, a first motor (13) is fixed on the upper surface of the bottom plate (1), the drive end of motor (13) links to each other with the one end of bull stick (9), opening (14), two have been seted up to the bilateral symmetry of U type frame (2) upper end equal sliding connection has slider (15) in opening (14), the upper surface of U type frame (2) is equipped with and is used for driving gliding actuating mechanism (16) around slider (15), the inboard of U type frame (2) is equipped with cylinder two (18), two the lower extreme of slider (15) is fixed with and is used for driving actuating mechanism two (17) of cylinder two (18) back-and-forth movement, the lower extreme of cylinder two (18) is fixed with determine module (19).

2. The device of claim 1, wherein the device comprises: the clamping block is characterized in that a clamping block matched and clamped with the U-shaped block (5) is arranged at one end of the clamping block (6), a through hole is formed in one side of the U-shaped block (5) and one side of the clamping block, a bolt (7) penetrates through the through hole, and a locking nut is connected to one side of the bolt (7) through threads.

3. The device of claim 1, wherein the device comprises: the both sides of opening (14) all are fixed with axle sleeve two (1601), two it is connected with lead screw one (1602) to rotate between axle sleeve two (1601), slider (15) and lead screw one (1602) threaded connection, two the one end of lead screw one (1602) all is fixed with gear one (1603), connect through the drive of toothed belt two (1604) between gear one (1603), one side of U type frame (2) is fixed with motor two (1605), the drive end of motor two (1605) links to each other with the one end of one of them lead screw one (1602).

4. The device of claim 1, wherein the device comprises: the driving mechanism II (17) comprises a transverse plate (1701) fixedly connected with the lower ends of two sliding blocks (15), shaft sleeve III (1702) is fixed at two ends of the lower surface of the transverse plate (1701), a screw rod II (1703) is rotatably connected between the two shaft sleeve III (1702), a sliding block (1704) is connected onto the screw rod II (1703) in a threaded mode, the lower end of the sliding block (1704) is fixed with a cylinder II (18), a motor III (1705) is fixed on one side wall of one of the shaft sleeve III (1702), the driving end of the motor III (1705) is connected with one end of the screw rod II (1703), baffles (1706) are fixed on two sides of the lower surface of the transverse plate (1701), and two side walls of the motor III (1704) are attached to the two baffles (1706) respectively.

5. The device of claim 1, wherein the device comprises: the detection assembly (19) comprises a straight cylinder (1901) fixedly connected with a second cylinder (18) in driving end, an installation cavity (1902) is formed in the straight cylinder (1901), a miniature pressure sensor (1903) is fixed to the inner top wall of the installation cavity (1902), a spring (1904) is fixed to the lower surface of the miniature pressure sensor (1903), a T-shaped block (1905) is fixed to the lower end of the spring (1904), the T-shaped block (1905) is connected with the inner side wall of the installation cavity (1902) in a sliding mode, the lower end of the T-shaped block runs through the installation cavity (1902) and extends to the lower portion of the straight cylinder (1901) and is fixed with a ball sleeve (1906), and a metal ball (1907) is movably installed in the ball sleeve (1906).

6. The device of claim 1, wherein the device comprises: the lower surface of the bottom plate (1) is fixedly provided with support legs (20) which are distributed in a rectangular shape, and the lower surfaces of the support legs (20) are fixedly provided with rubber pads.