CN214537763U

CN214537763U - Saw blade tooth division amount detection device based on flexible rotor and eddy current sensor

Info

Publication number: CN214537763U
Application number: CN202120811769.7U
Authority: CN
Inventors: 涂文兵; 杨本梦; 杨锦雯; 梁杰; 邱德涛; 张桂源; 翟子剑
Original assignee: East China Jiaotong University
Current assignee: East China Jiaotong University
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-10-29
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a saw blade divides tooth volume detection device based on flexible rotor and eddy current sensor, including workstation, card wheelset I, card wheelset II, computer, clamping device I, clamping device II, some pen devices, be provided with eddy current sensor in the middle of the workstation, clamping device I and clamping device II set up respectively in the eddy current sensor left and right sides, card wheelset I sets up on clamping device I left side, card wheelset II sets up on clamping device II right side, some pen devices set up in the workstation upper right corner, the computer sets up in the straight ahead of workstation surface eddy current sensor; the utility model compares the tooth number data of the saw blade measured by the eddy current sensor with the national standard data through the computer, and if the tooth number data of the saw blade does not meet the standard, the computer controls the pen pointing device to automatically mark the saw blade; the utility model discloses a have better stability in use, be fit for factory's assembly line operation, solved the loaded down with trivial details and the data problem that is difficult to arrange in order of traditional manual measurement.

Description

Saw blade tooth division amount detection device based on flexible rotor and eddy current sensor

Technical Field

The utility model relates to a saw blade divides device that tooth volume detected especially relates to a saw blade divides tooth volume detection device based on flexible rotor and eddy current sensor.

Background

The saw blade is the very common hardware and tools in our life, and in the production process, for making to have certain clearance between saw blade and the quilt saw article, reduce the frictional force that produces when the saw blade reciprocating motion, the producer can distribute the sawtooth in the left and right sides of saw band in the production process, and in the cutting process, the amount of protrusion of sawtooth to saw band both sides is minute tooth volume promptly. In China, the size and the deviation standard of the tooth dividing quantity are specified, and the distribution condition of the tooth dividing quantity influences the quality and the cutting efficiency of the saw blade. Therefore, the manufacturer strictly controls and detects the tooth dividing amount of the saw blade in the production process.

The currently common methods for detecting the tooth separation amount are two types: conventional manual detection and photosensor detection. Utility model patent CN202676090U discloses a minute tooth volume measuring apparatu, and this patent adopts the method that fixture and measuring mechanism combine to measure minute tooth volume, though compact structure, but adopts manual operation's mode, has the measuring error of human factor. The manual detection method is difficult to achieve the measurement precision, the measurement result is not visual enough, and the data arrangement is slow. Utility model patent CN201314814Y discloses a portable saw blade number of minute digit display measurement appearance, and this patent improves on having digital display slide caliper structure basis and forms, and wear-resisting measuring head can self return read minute tooth volume during the measurement, and this patent is portable, easy operation, but can not measure the minute tooth volume of saw blade continuously, and is inefficient. In conclusion, a stable high-precision automatic measuring tape measuring instrument is in the need.

Disclosure of Invention

In order to overcome the background artifical measuring error big, easily receive the defect that environmental impact, measurement of efficiency are low, satisfy the simple compactness of device structure simultaneously to and practical use requirements such as job stabilization, the continuity of being convenient for work, the utility model provides a saw blade divides tooth volume detection device based on flexible rotor and eddy current sensor. The utility model discloses an adopt flexible rotor and eddy current sensor to measure the saw blade and divide the tooth volume, simple structure is compact, and convenient operation is fit for the assembly line operation of mill, directly passes through the device with the saw blade of production on the assembly line, has avoided the loaded down with trivial details and the data of traditional manual measurement to be difficult to arrange in order the scheduling problem.

The utility model provides a saw blade divides tooth volume detection device based on flexible rotor and eddy current sensor, including workstation, card wheelset I, card wheelset II, computer, clamping device I, clamping device II, the device of sponging a pencil, be provided with eddy current sensor in the middle of the workstation, clamping device I and clamping device II set up respectively in the eddy current sensor left and right sides, card wheelset I sets up on clamping device I the left side, and card wheelset II sets up on clamping device II the right, the device of sponging a pencil sets up in the workstation upper right corner, the computer sets up the dead ahead at table surface eddy current sensor. Preferably, card wheelset I and card wheelset II constitute by two antiport card wheel I and card wheel II, are equipped with micro motor I and micro motor II respectively above card wheel I and the card wheel II, micro motor I and micro motor II drive respectively and block wheel I and card wheel II antiport, and card wheelset I and card wheelset II bottoms all fix on the workstation through threaded connection, and the minimum distance between card wheelset I and the card wheel II equals with saw blade thickness size.

Preferably, the bases of the clamping device I and the clamping device II are fixed on the workbench through threaded connection, the clamping device I and the clamping device II are both provided with a rotatable hand wheel, the hand wheel rotates and drives the threaded push rod to rotate, the threaded push rod and the bearing inner ring are in interference fit through a base hole, the bearing outer ring and the push rod sleeve are in interference fit through a base shaft, the threaded push rod, the bearing and the push rod sleeve can integrally move forward and backward, the push rod sleeve is connected with the arc push disk through a pin, the arc-shaped pushing disc pushes the flexible rotor I to move, a rectangular block is arranged in the middle of the flexible rotor I to move forwards along the rectangular sliding groove, the flexible rotor I and the flexible rotor II clamp saw blades together, the flexible rotor I can reset under the action of the spring force of the rotating hand wheel and the spring.

Preferably, the point pen device adopts threaded connection to fix on the workstation through the point pen support, it rotates to be equipped with the III drive point pen holding rods of micro motor on the point pen support, point pen holding rod centre gripping holds the point pen.

Compared with the background art, the utility model, the beneficial effect who has is:

the utility model discloses a saw blade divides tooth volume detection device and other products of the same kind's the biggest difference lies in adopting two sets of flexible rotor centre gripping saw blades to make its stable forward motion to avoid having better stability in use because of the measuring error that the saw blade shake caused.

The utility model discloses a saw blade divides tooth volume detection device to adopt based on flexible rotor and eddy current sensor is full automated inspection, can independently make the mark to the unqualified saw blade of tooth volume accurately. Meanwhile, the substandard condition can be displayed on a computer display screen, and the substandard condition is marked red so as to be conveniently recognized and found in time, so that double guarantee is achieved, and saw blades which do not accord with the national standard tooth division quantity can be effectively removed.

The utility model discloses a saw blade divides tooth volume detection device dismouting implementation convenience based on flexible rotor and eddy current sensor, as long as rotate the hand wheel just can press from both sides tightly simply or loosen the saw blade, easy operation is easily handed, provides convenience for the personnel of no work experience.

Drawings

Fig. 1 is a schematic view of the structural principle of the present invention.

Fig. 2 is a schematic view of the card wheel set of the present invention.

Fig. 3 is a schematic view of the clamping device of the present invention.

Fig. 4 is a sectional view of the clamping device of the present invention taken along the direction a-a.

Fig. 5 is a schematic view of the holding device for the pen point.

In the figure:

1-workbench, 2-clamping wheel set I, 3-clamping wheel set II, 4-computer, 5-clamping device I, 6-clamping device II, 7-point pen device, 8-eddy current sensor, 9-clamping wheel I, 10-clamping wheel II, 11-micro motor I, 12-micro motor II, 13-hand wheel, 14-threaded push rod, 15-bearing, 16-push rod sleeve, 17-arc push disk, 18-pin, 19-flexible rotor I, 20-flexible rotor II, 21-spring, 22-point pen bracket, 23-micro motor III, 24-point pen clamping rod, 25-point pen, 26-saw blade, 27-rectangular chute and 28-rectangular block.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

As shown in fig. 1: the utility model provides a saw blade divides tooth volume detection device based on flexible rotor and eddy current sensor, including workstation 1, card wheel group I2, card wheel group II 3, computer 4, clamping device I5, clamping device II 6, some device 7, be provided with eddy current sensor 8 in the middle of the workstation, clamping device I5 and clamping device II 6 set up respectively in the 8 left and right sides of eddy current sensor, card wheel group I2 sets up on the left of clamping device I5, and card wheel group II 3 sets up on II 6 the right of clamping device, some device 7 sets up in 1 upper right corner of workstation, computer 4 sets up the dead ahead at table surface eddy current sensor 8. As shown in fig. 1-2: card wheelset I2 and card wheelset II 3 constitute by two antiport card wheel I9 and card wheel II 10, are equipped with micro motor I11 and II 12 drive card wheel I9 and the card wheel II 10 antiport of micro motor respectively above card wheel I9 and the card wheel II 10, and card wheelset I2 and the card wheelset II 3 bottom is fixed on workstation 1 through threaded connection, and the minimum distance between card wheel I9 and the card wheel II 10 equals with saw blade 26 thickness size. As shown in fig. 1-4, the bases of the clamping device i 5 and the clamping device ii 6 are fixed on the workbench 1 through threaded connection, each of the clamping device i 5 and the clamping device ii 6 has a rotatable hand wheel 13, the hand wheel 13 rotates to drive the threaded push rod 14 to rotate, the threaded push rod 14 and the inner ring of the bearing 15 adopt a base hole interference fit, the outer ring of the bearing 15 and the push rod sleeve 16 adopt a base shaft interference fit, the threaded push rod 14, the bearing 15 and the push rod sleeve 16 can integrally advance and retreat, the push rod sleeve 16 is connected with the arc push disk 17 through the pin 18, the arc push disk 17 pushes the flexible rotor i 19 to move, the rectangular block 28 in the middle of the flexible rotor i 19 moves forward along the rectangular sliding groove 27, the flexible rotor i 19 and the flexible rotor ii 20 clamp the saw blade 26 together to keep the saw blade 26 moving forward stably, the flexible rotor i 19 can be reset by turning the hand wheel 13 and under the spring force of the spring 21. As shown in fig. 1-5: the point pen device 7 is fixed on the workbench 1 through a point pen support 22 in a threaded connection mode, a micro motor III 23 is mounted on the point pen support 22 to drive a point pen clamping rod 24 to rotate, and the point pen clamping rod 24 clamps a point pen 25.

The working principle of the utility model is as follows

At first place 26 sawtooth ends of saw blade in the middle of calorie wheel group I2 up, through I11 clockwise rotation drive card wheel I9 of micro motor and II 12 anticlockwise rotation drive card wheel II 10 of micro motor, the rotation drives the steady right branch of saw blade.

In the process of saw blade 26 advancing, rotatory hand wheel 13 drives screw thread push rod 14 and rotates, because screw thread push rod 14 and bearing 15 inner circle pass through base hole system interference fit, and bearing 15 outer lane and push rod cover 16 base shaft system interference fit, consequently screw thread push rod 15 can drive push rod cover 16 whole and move forward and retreat, push rod cover 16 forward movement is promoted during clockwise rotation hand wheel 13, push rod cover 16 passes through round pin 18 and connects arc pushing tray 17, consequently, thrust can promote flexible rotor I19 through arc pushing tray 17 and move, make the rectangular block 28 among the flexible rotor I19 move forward along rectangle spout 27, flexible rotor I19 presss from both sides tight saw blade 26 jointly with flexible rotor II 20, in order to keep its stable operation forward.

In the operation, when saw blade 26 passes through eddy current sensor 8 completely, eddy current sensor 8 can detect out 26 all minute tooth volumes of saw blade, compare actual detection data and national standard data through computer 4, and analysis contrast result, if actual detection result does not conform to national standard, computer 4 control point pen device 7's micro motor III 23 rotates, it is arc motion to drive point pen holding rod 24, the point pen 23 of point pen holding rod 24 front end can make the mark on saw blade 26 this moment, also have red suggestion on the computer 4 display screen simultaneously. If all the teeth of the saw blade meet the national standard, the saw blade 26 normally passes through the detection device without any mark.

When the saw blade 26 passes through the detection, the hand wheel 13 is rotated anticlockwise, the flexible rotor I19 is reset under the action of the spring force of the spring 21, and one-time detection is completed. The process is repeated to carry out batch detection on the tooth dividing quantity of the saw blade.

The above detailed description of the embodiments of the present invention is only for exemplary purposes, and the present invention is not limited to the above detailed description. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.

Claims

1. The utility model provides a saw blade divides tooth volume detection device based on flexible rotor and eddy current sensor which characterized in that: including workstation (1), card wheel group I (2), card wheel group II (3), computer (4), clamping device I (5), clamping device II (6), some device (7), be provided with eddy current sensor (8) in the middle of the workstation, clamping device I (5) and clamping device II (6) set up respectively in eddy current sensor (8) left and right sides, card wheel group I (2) set up on clamping device I (5) the left side, and card wheel group II (3) set up on clamping device II (6) the right, some device (7) set up in workstation (1) upper right corner, computer (4) set up the dead ahead at table surface eddy current sensor (8).

2. The saw blade tooth division amount detection device based on the flexible rotor and the eddy current sensor as claimed in claim 1, wherein: card wheelset I (2) and card wheelset II (3) constitute by two antiport card wheel I (9) and card wheel II (10), are equipped with micro motor I (11) and micro motor II (12) drive card wheel I (9) and card wheel II (10) antiport above card wheel I (9) and card wheel II (10) respectively, and fixed on workstation (1) through threaded connection card wheelset I (2) and card wheelset II (3) bottom, and the minimum distance between card wheelset I (9) and the card wheel II (10) equals with saw blade (26) thickness size.

3. The saw blade tooth division amount detection device based on the flexible rotor and the eddy current sensor as claimed in claim 1, wherein: the base of the clamping device I (5) and the clamping device II (6) is fixed on the workbench (1) through threaded connection, a hand wheel (13) capable of rotating is arranged on the clamping device I (5) and the clamping device II (6), the hand wheel (13) rotates and drives the threaded push rod (14) to rotate, the threaded push rod (14) and the inner ring of the bearing (15) are in interference fit through a base hole system, the outer ring of the bearing (15) and the push rod sleeve (16) are in interference fit through a base shaft system, the threaded push rod (14), the bearing (15) and the push rod sleeve (16) can integrally advance and retreat, the push rod sleeve (16) is connected with the arc push disk (17) through a pin (18), the arc push disk (17) pushes the flexible rotor I (19) to move, a rectangular block (28) moves forwards along the rectangular sliding groove (27) in the middle of the flexible rotor I (19), the flexible rotor I (19) and the flexible rotor II (20) clamp the saw blade (26) together to keep the saw blade (26) running forwards stably, and the flexible rotor I (19) can be reset under the action of the spring force of the spring (21) when the hand wheel (13) is rotated.

4. The saw blade tooth division amount detection device based on the flexible rotor and the eddy current sensor as claimed in claim 1, wherein: the pen point device (7) is fixed on the workbench (1) through a pen point support (22) in a threaded connection mode, a micro motor III (23) is mounted on the pen point support (22) to drive the pen point clamping rods (24) to rotate, and the pen point clamping rods (24) clamp the pen point (25).