CN210833429U

CN210833429U - Saw blade detection device

Info

Publication number: CN210833429U
Application number: CN201921978829.3U
Authority: CN
Inventors: 吴滨
Original assignee: Yichang Disen Machinery Co ltd
Current assignee: Yichang Disen Machinery Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-06-23
Anticipated expiration: 2029-11-15

Abstract

The utility model provides a saw bit detection device, includes the frame, and the frame is equipped with central pivot, is equipped with rotatory revolving stage in the pivot of center, and the revolving stage border is equipped with a plurality of lifter, is equipped with the cylinder on the lifter, and the telescopic link tip of cylinder is equipped with the manipulator, be equipped with detection device in the frame, be equipped with a plurality of thickness sensor on the detection device, manipulator and the cylinder on adopting three lifter revolve around central pivot, and the manipulator on the three lifter gets the piece in turn, surveys the piece, puts piece work, the utility model discloses detection efficiency has been increased substantially, and present detection efficiency is original 3.5 times.

Description

Saw blade detection device

Technical Field

The utility model belongs to the technical field of the saw bit detects and specifically relates to a saw bit detection device is related to.

Background

The circular saw blade is the most commonly used tool when wood or other objects are cut, and an important index of a qualified circular saw blade is the thickness of the circular saw blade, if the thickness of the circular saw blade is different, or the surface of the circular saw blade fluctuates, the friction force of the circular saw blade during working can be greatly increased, and even the circular saw blade is damaged. The 'tooth top' or the 'side' of the cutter head of the circular saw blade needs to be detected by a sensor, and the 'tooth top' and the 'side' of the cutter head of the conventional detection device need to be separately detected.

At present, the thickness of saw bit detects and all adopts micrometer or other detection tool manual measurement mode, and the influence of artificial factor to the precision is great, can not satisfy the requirement of saw bit quality, and manual operation high efficiency is low.

In the prior art, as shown in fig. 9-10, there is a testing platform, which has only a single-arm manipulator, the manipulator places the saw blade on the testing platform, the saw blade rotates on the testing platform, a measuring head detects a plurality of points on the saw blade to determine whether the thickness of the saw blade is equal, so as to determine whether the saw blade is qualified, the manipulator moves the tested saw blade away, the qualified saw blade is placed in one position, and the unqualified saw blade is placed in another position. The continuous work can not be realized, and the working efficiency is low.

Chinese patent CN 209027417U, "a major diameter circular saw blade base member on-line measuring thickness detector" adopts the elasticity that first spring and second spring produced, can calculate the deformation length of first spring and second spring, first fixed plate is subtracted again to two deformation length sums, the thickness of the circular saw blade base member that second fixed plate and two positioner's thickness were surveyed, and can show data through the curve on the computer, can judge whether the deviation of circular saw blade base member thickness is in qualified deviation, and know where surface of circular saw blade base member thickness change appears, though the thickness of detection saw bit that can be more specific, but this method detection speed is slower, can't carry out the thickness detection of batch, only be fit for the detection of single research and development finished product.

Chinese patent CN 209027417U "detection apparatus for circular saw blade matrix circle is beated, thickness, warpage and root crack" adopts first laser displacement sensor and second laser displacement sensor to survey and to measure with the multiunit distance value of both sides about the circular saw blade matrix, utilizes the eddy current probe to obtain the vortex signal in the root region of circular saw blade matrix, and then utilizes the industrial computer to handle above-mentioned distance value and vortex signal to obtain circular saw blade matrix circle and beat, thickness, warpage and judge whether there is the crack. The method can also detect the circular runout, the thickness and the warping of the circular saw blade substrate, but the structure is complex, the detection speed is slow, the batch thickness detection cannot be carried out, and the method is only suitable for the detection of single research and development finished products.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a saw blade detecting device, which can not detect the thickness of the saw blade in batches.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a saw bit detection device, includes the frame, and the frame is equipped with central pivot, is equipped with rotatory revolving stage in the central pivot, and the revolving stage border is equipped with a plurality of lifter, is equipped with the cylinder on the lifter, and the telescopic link tip of cylinder is equipped with the manipulator, be equipped with detection device in the frame.

In a preferred scheme, at least three lifting rods are arranged in the rotating platform.

In the preferred scheme, a workpiece taking station, an unqualified station and a qualified station are arranged on the machine frame, and a part placing shaft is arranged in the middle of each station.

In the preferred scheme, a rotating motor is arranged on the central rotating shaft, and the output end of the rotating motor is connected with the rotating platform.

In a preferred scheme, the manipulator comprises a fixed seat, one end of the fixed seat is provided with a supporting plate, and an electromagnet is arranged below the supporting plate;

the supporting plate is provided with a U-shaped groove.

In a preferred scheme, the other end of the fixed seat is provided with a distance sensor.

In the preferred scheme, detection device includes the control screen, and control screen one side is equipped with the detection support, is equipped with a plurality of thickness sensor on the detection support.

In the preferred scheme, the thickness sensors are arranged on two sides of the saw blade;

the detection support comprises a fixed block, a first support and a second support, a transverse support is arranged on the fixed block, two ends of the transverse support are hinged with one end of the first support, and the other end of the first support is hinged with the second support;

the first support and the second support are provided with thickness sensors;

and a position sensor is arranged in the middle of the fixed block.

In a preferred scheme, the detection device comprises an upper side head and a lower measuring head, and the upper side head and the lower measuring head are laser ranging detection heads or displacement sensors.

The utility model provides a saw bit detection device, the manipulator and the cylinder on the three lifter are adopted to revolve around the central rotating shaft, the manipulator on the three lifter alternately takes the piece, measures the piece, puts the piece work, the utility model discloses detection efficiency is greatly improved, present detection efficiency is 3.5 times original, the manual work puts things in good order the saw bit to get a station, the manipulator takes a piece of saw bit from getting a station at every turn and places to detect the station, the saw bit rotates at a slow speed at the detect station, in the process of saw bit rotation, several points on the saw bit are selected to measure by the gauge head on the detection device, the saw bit after the mechanical hand measurement snatchs and places to put a station, and the certified products and the unqualified products are put separately; the three manipulators can work repeatedly, when one manipulator is at a workpiece taking station, the other manipulator is at a detection station, and the other manipulator is at a workpiece placing station, so that the continuity of the work is ensured, the practicability is high, and the manipulator is suitable for popularization and use.

Drawings

The invention will be further explained with reference to the following figures and examples:

FIG. 1 is a general block diagram of the present invention;

FIG. 2 is a front view structural diagram of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a structural view of the turntable of the present invention;

FIG. 5 is a front view of the inspection structure of the manipulator and the inspection device of the present invention;

FIG. 6 is a view showing the structure of the inspection of the manipulator and the inspection device according to the present invention;

FIG. 7 is a front view of the saw blade inspection apparatus of the present invention;

FIG. 8 is a diagram of the structure of the saw blade inspection of the present invention;

FIG. 9 is a structural view of a preferred embodiment of the detecting device of the present invention;

fig. 10 is a prior art main view structure of the present invention:

fig. 11 is a prior art top view structure diagram of the present invention:

in the figure: a frame 1; a central rotating shaft 2; a rotating electrical machine 201; a manipulator 3; a fixed seat 301; an electromagnet 302; a support plate 303; a distance sensor 304; a detection device 4; a thickness sensor 401; a control screen 402; a position sensor 403; an upper head 404; a lower probe 405; an electromagnetic switch; a cylinder 6; an expansion link 601; a rotating table 7; a lifting lever 701; a workpiece taking station 8; unqualified station 9; a qualified station 10; a part placing shaft 11; a saw blade 12; a detection support 13; a fixed block 1301; a first support 1302; a second bracket 1303; a transverse support 1304.

Detailed Description

Example 1

As shown in fig. 1 to 11, a saw blade detecting device includes a frame 1, the frame 1 is provided with a central rotating shaft 2, the central rotating shaft 2 is provided with a rotating table 7, the rotating table 7 is provided with a plurality of lifting rods 701 around the rotating table, the lifting rods 701 are provided with cylinders 6, the end portions of the telescopic rods 601 of the cylinders 6 are provided with manipulators 3, the frame 1 is provided with a detecting device 4, and the detecting device 4 is provided with a plurality of thickness sensors 401. With this configuration, as shown in fig. 1, the plurality of lift rods 701 rotate, the robot 3 and the cylinder 6 on the lift rods 701 rotate around the central rotating shaft 2, and the robot 3 on the plurality of lift rods 701 alternately performs the sheet taking, measuring and placing operations, wherein the detection mode is fixed-point detection by the thickness sensor 401, and the installation mode of the thickness sensor 401 is shown in fig. 7.

The thickness sensor 401 is a laser thickness measuring sensor, adopts a non-contact measuring mode, has high resolution and is widely used.

Preferably, at least three lifting rods 701 are provided in the rotating table 7. With the structure, as shown in fig. 1-4, three lifting rod 701 mechanical arms are arranged to form 120-degree included angle distribution and rotate 360 degrees around the same circle center, and the three lifting rod 701 mechanical arms alternately perform sheet taking, sheet measuring and sheet placing work, so that the continuity of the work is ensured.

In the preferred scheme, a workpiece taking station 8, an unqualified station 9 and a qualified station 10 are arranged on the machine frame 1, and a part placing shaft 11 is arranged in the middle of each station. With the structure, the workpiece taking station 8 is used for taking workpieces by the manipulator 3, and the unqualified station 9 and the qualified station 10 are convenient for the manipulator 3 to take and place workpieces.

In a preferred scheme, a rotating motor 201 is arranged on the central rotating shaft 2, and an output end of the rotating motor 201 is connected with the rotating platform 7. With the structure, the rotating motor 201 adopts a stepping motor, so that the operation can be better, and the angular rotation is also accurate.

In a preferred scheme, the manipulator 3 comprises a fixed seat 301, a supporting plate 303 is arranged at one end of the fixed seat 301, and an electromagnet 302 is arranged below the supporting plate 303. With the structure, the electromagnet 302 is controlled by the electromagnetic switch, after the electromagnet 302 is electrified, the electromagnet has suction force, and the electromagnet has no suction force when the electromagnet is electrified.

The support plate 303 is provided with a U-shaped groove. With this structure, the U-shaped groove is as shown in fig. 8, facilitating the U-shaped groove to pass through the part placement shaft 11.

In a preferable scheme, the other end of the fixed seat 301 is provided with a distance sensor 304, so that in the structure, when the air cylinder 6 descends, the distance sensor 304 senses the saw blade 12, the electromagnet 302 starts to charge and attract the blade, after the blade is attracted, the air cylinder 6 ascends to the limit position to start to rotate, and after the blade is rotated for a certain angle, the electromagnet 302 releases the magnetic lost blade.

In a preferred embodiment, the detecting device 4 includes a control panel 402, a detecting bracket 13 is disposed on one side of the control panel 402, and a plurality of thickness sensors 401 are disposed on the detecting bracket 13. With this structure, the control panel 402 is used to observe the detection data, and the operation state.

Preferably, the thickness sensors 401 are provided on both sides of the saw blade 12. With the structure, the thickness sensor 401 is a laser thickness measuring sensor, a non-contact measuring method is adopted, the sensor has high resolution and is widely used, and the adopted installation method is that paired sensors are arranged on two sides of an object to be tested.

The detection support 13 comprises a fixed block 1301, a first support 1302 and a second support 1303, wherein the fixed block 1301 is provided with a transverse support 1304, two ends of the transverse support 1304 are hinged to one end of the first support 1302, and the other end of the first support 1302 is hinged to the second support 1303. With the structure, the thickness sensors 401 are arranged on two sides of the saw blade 12, so that the first support 1302, the second support 1303 and the transverse support 1304 in the detection support 13 are also distributed on two sides of the saw blade 12, wherein the first support 1302, the second support 1303 and the transverse support 1304 are hinged, adjustment at each position of the saw blade 12 is facilitated, and multi-point testing is facilitated.

The first support 1302 and the second support 1303 are provided with a thickness sensor 401, and the middle of the fixing block 1301 is provided with a position sensor 403. With this structure, the plurality of thickness sensors 401 perform a multipoint test.

The position sensor 403 functions such that the position sensor 403 detects whether the position of the saw blade 12 reaches a detection point.

In a preferred embodiment, the detecting device 4 includes an upper head 404 and a lower probe 405, and the upper head 404 and the lower probe 405 are laser distance measuring detecting heads or displacement sensors. According to the structure, the detection device 4 is composed of an upper measuring head and a lower measuring head, displacement sensors are arranged on the upper measuring head and the lower measuring head, the saw blade rotates between the two measuring heads, the thickness of a certain point is detected by the sensors, and the measuring heads select three points for detection in the rotating process of the saw blade.

Example 2

To further explain with reference to example 1, as shown in fig. 1 to 1, two sets of detection schemes are adopted, and the detection schemes are as follows:

detection with the thickness sensor 401:

the finished saw blade 12 is placed in the pick-up station 8 and the whole apparatus is started.

The central rotating shaft 2 rotates to drive the rotating platform 7 to rotate, the lifting rod 701 rotates to the workpiece taking station 8, the air cylinder 6 downwards detects the distance through the distance sensor 304, when the manipulator 3 contacts the saw blade 12, the electromagnetic switch is turned on, the electromagnet 302 sucks up the saw blade 12, and the saw blade is lifted through the air cylinder 6.

The cylinder 6 is raised and rotated by 120 degrees to place the saw blade 12 between the upper and lower detecting brackets 13, the thicknesses of a plurality of points are detected by a plurality of thickness sensors 401, and a position sensor 403 detects whether the position of the saw blade 12 reaches a detection point.

The rotating table 7100 is rotated to enable the lifting rod 701 to reach the qualified station 10, the air cylinder 6 downwards detects the distance through the distance sensor 304, when the manipulator 3 contacts the qualified station 10, the electromagnetic switch is turned off, and the saw blade falls on the qualified station 10.

When the plurality of thickness sensors 401 detect that the thicknesses of the plurality of points are not qualified, the rotary table 7115 is rotated to allow the lifting/lowering rod 701 to reach the unqualified station 9, and the saw blade 12 is placed on the unqualified station 9 through the step of placing parts in S3.

The manipulators 3 and the cylinders 6 on the three lifting rods 701 rotate around the central rotating shaft 2, and the manipulators 3 on the three lifting rods 701 alternately take, measure and place the sheets.

The detection is carried out by adopting an upper side head 404 and a lower measuring head 405:

The rotating table 7 rotates the saw blade 12 between the upper side head 404 and the lower measuring head 405, detects the first point of the saw blade 12 to be qualified, rotates the rotating table 710 to detect the second point, judges the saw blade to be qualified, and continuously rotates 100 degrees to place the saw blade at the qualified station 10.

Detect 12 first points of saw bit qualified, rotatory revolving stage 710, detect the second point, two are unqualified, revolving stage 7 rotates 5, detects the third point, and the third is qualified, judges that the saw bit is qualified, continues to rotate 95, places the saw bit at qualified station 10.

The first point of the saw blade 12 is detected to be qualified, the rotary table 7 rotates by 10 degrees, the second point is detected, the second point is unqualified, the rotary table continues to rotate by 5 degrees, the third point is detected, the third point is unqualified, the saw blade is judged to be unqualified, the rotary table continues to rotate by 115 degrees, and the saw blade is placed at an unqualified station 9.

Detect 12 first points of saw bit unqualified, rotatory revolving stage 710, detect the second point, the second point is qualified, continues to rotate 5, detects the third point, and the third point is qualified, judges that the saw bit is qualified, continues to rotate 95, places the saw bit at qualified station 10.

And detecting that the first point of the saw blade 12 is unqualified, continuously rotating for 10 degrees, detecting the second point, judging that the saw blade is unqualified, continuously rotating for 100 degrees, and placing the saw blade at an unqualified station 9.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. The utility model provides a saw bit detection device which characterized in that: including frame (1), frame (1) is equipped with central pivot (2), is equipped with rotatory revolving stage (7) on central pivot (2), and revolving stage (7) week is equipped with a plurality of lifter (701), is equipped with on lifter (701) cylinder (6), and telescopic link (601) tip of cylinder (6) is equipped with manipulator (3), be equipped with detection device (4) on frame (1).

2. The saw blade sensing device as claimed in claim 1, wherein: the number of the lifting rods (701) in the rotating platform (7) is at least three.

3. The saw blade sensing device as claimed in claim 1, wherein: the automatic part taking machine is characterized in that a part taking station (8), an unqualified station (9) and a qualified station (10) are arranged on the rack (1), and a part placing shaft (11) is arranged in the middle of each station.

4. The saw blade sensing device as claimed in claim 1, wherein: the rotary table is characterized in that a rotary motor (201) is arranged on the central rotating shaft (2), and the output end of the rotary motor (201) is connected with the rotating table (7).

5. The saw blade sensing device as claimed in claim 1, wherein: the manipulator (3) comprises a fixed seat (301), one end of the fixed seat (301) is provided with a supporting plate (303), and an electromagnet (302) is arranged below the supporting plate (303);

the supporting plate (303) is provided with a U-shaped groove.

6. The saw blade sensing device as claimed in claim 5, wherein: and a distance sensor (304) is arranged at the other end of the fixed seat (301).

7. The saw blade sensing device as claimed in claim 1, wherein: the detection device (4) comprises a control screen (402), a detection support (13) is arranged on one side of the control screen (402), and a plurality of thickness sensors (401) are arranged on the detection support (13).

8. The saw blade sensing device as claimed in claim 7, wherein: the thickness sensors (401) are arranged on two sides of the saw blade (12);

the detection support (13) comprises a fixed block (1301), a first support (1302) and a second support (1303), wherein the fixed block (1301) is provided with a transverse support (1304), two ends of the transverse support (1304) are hinged with one end of the first support (1302), and the other end of the first support (1302) is hinged with the second support (1303);

and thickness sensors (401) are arranged on the first support (1302) and the second support (1303).

9. The saw blade sensing device as claimed in claim 8, wherein: and a position sensor (403) is arranged in the middle of the fixing block (1301).

10. The saw blade sensing device as claimed in claim 1, wherein: the detection device (4) comprises an upper side head (404) and a lower measuring head (405), wherein the upper side head (404) and the lower measuring head (405) are laser ranging detection heads or displacement sensors.