CN211042084U

CN211042084U - Automatic measuring device for depth of furniture row hole and flatness of plate

Info

Publication number: CN211042084U
Application number: CN201922470668.3U
Authority: CN
Inventors: 许德成; 王家国
Original assignee: Taizhou Rayard Wood Industry Co ltd
Current assignee: Taizhou Rayard Wood Industry Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-07-17
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses an automatic measuring device for the depth of a furniture line hole and the flatness of a plate, which comprises a fixed plate and an installation support, wherein the middle part of the lower surface of the fixed plate is fixed with a cylinder through a bolt, the bottom end of the cylinder is embedded at the top of the installation support, the bottom end of a piston rod of the cylinder is fixed with a connecting block through a bolt, a magnetic grid ruler sensor is fixed on the connecting block through a bolt, a probe is installed at the bottom of the connecting block, a magnetic stripe is fixed on the side wall of the installation support, the device has simple structure, adopts standard parts, has low manufacturing and maintenance cost, can be used in combination with an industrial vision unit, measures the position of the hole by an industrial vision device, measures the depth of the hole according to the obtained position of the hole, can be used in combination with a plurality of holes, measures the flatness of the plate surface, has accurate, has strong compatibility capability and is convenient for operators to use.

Description

Automatic measuring device for depth of furniture row hole and flatness of plate

Technical Field

The invention relates to the technical field of furniture, in particular to an automatic measuring device for the depth of a furniture line hole and the flatness of a plate.

Background

With the development of industrial vision technology, visual inspection of the quality of workpiece drilled holes is also applied in the furniture industry. By utilizing the industrial vision technology, the existence, the size and the position of the hole can be judged to be accurate, and the quality of the product is greatly stabilized.

The existing measuring device can accurately judge the existence, size and position of a hole, the judging speed is high, however, a special algorithm needs to be developed, the depth of the hole cannot be judged, meanwhile, the flatness of the board surface is detected, the three-dimensional, height gauge or thickness gauge is generally adopted to measure in the prior art, however, the three-dimensional and height gauge are expensive and relatively troublesome to operate, the three-dimensional operation also needs professional training, the flatness detection of the thickness gauge is completely felt by hands and cannot display specific data, the method is very complex and troublesome to operate, the cost of tools is high, the obtained data is not accurate, the data of any position on the board surface cannot be rapidly measured, the application range is small, and the use is inconvenient.

Disclosure of Invention

The invention aims to provide an automatic measuring device for the depth of a furniture row hole and the flatness of a plate, which has a simple structure, adopts standard components, has low manufacturing and maintenance cost, can be used together with an industrial vision unit, measures the position of the hole by the industrial vision device, measures the depth of the hole according to the obtained position of the hole, can also be used together with a plurality of holes, measures the flatness of the plate surface, has accurate measurement value and high measurement speed, has simple automatic control signals of the whole device, has strong compatibility, is convenient for operators to use, and solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a furniture line hole is dark with plate roughness automatic measuring device, includes fixed plate and installing support, the equal symmetrical welding in fixed plate lower surface both sides has two sets of connecting rods, and is two sets of the connecting rod bottom welds with the upper surface both ends of connecting plate respectively, the gyro wheel is all installed at connecting plate lower surface both ends, there is the cylinder fixed through the bolt in fixed plate lower surface middle part, the cylinder bottom inlays and locates the installing support top, the piston rod bottom of cylinder has the connecting block through the bolt fastening, there is the magnetic grid chi sensor through the bolt fastening on the connecting block, the probe is installed to the connecting block bottom, the installing support lateral wall is fixed with the magnetic stripe.

Preferably, the fixed plate upper surface welding has the handle, the rubberizing of handle has connect the rubber sleeve.

Preferably, the mounting bracket is a C-shaped bracket.

Preferably, the bottom end of the probe is arc-shaped.

Preferably, a guide rod is welded on one side of the top of the connecting block, a guide sleeve is arranged on the top of the mounting bracket, and the guide rod is connected in the guide sleeve in a sliding manner.

Preferably, the magnetic scale sensor and the magnetic strip are arranged oppositely.

Compared with the prior art, the invention has the beneficial effects that:

1. the device is simple in structure, adopts standard components, is low in manufacturing and maintenance cost, can be jointly used with the industrial vision unit, measures the position of the hole by the industrial vision device, measures the depth of the hole according to the obtained position of the hole by the device, and can also be jointly used for measuring the flatness of the plate surface.

2. There is the cylinder at fixed plate lower surface middle part through the bolt fastening, the cylinder bottom inlays locates the installing support top, the piston rod bottom of cylinder has the connecting block through the bolt fastening, there is magnetic grid chi sensor through the bolt fastening on the connecting block, the probe is installed to the connecting block bottom, the installing support lateral wall is fixed with the magnetic stripe, magnetic grid chi sensor and probe go up and down in step under the drive action of cylinder, through the induction action of magnetic stripe on magnetic head and the installing support on the magnetic grid chi sensor, magnetic grid chi sensor self can accomplish the measurement function, and measure numerical value accurate, measuring speed is fast, the cylinder is twice to come and go the action and can accomplish the measurement, the automated control signal of whole device is simple, powerful compatible ability has, the operating personnel of being convenient for use.

Drawings

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a diagram of hole depth measurement according to the present invention;

fig. 4 is a plate flatness measurement chart of the present invention.

In the figure: 1. a fixing plate; 2. a connecting rod; 3. a connecting plate; 4. a roller; 5. a cylinder; 6. mounting a bracket; 7. connecting blocks; 8. a magnetic scale sensor; 9. a probe; 10. a magnetic strip; 11. a guide bar; 12. a guide sleeve; 13. a handle; 14. a rubber sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an automatic measuring device for the depth of a furniture hole and the flatness of a plate comprises a fixed plate 1 and a mounting bracket 6, wherein two groups of connecting rods 2 are symmetrically welded on two sides of the lower surface of the fixed plate 1, the bottom ends of the two groups of connecting rods 2 are respectively welded with two ends of the upper surface of a connecting plate 3, two ends of the lower surface of the connecting plate 3 are respectively provided with a roller 4, a handle 13 is welded on the upper surface of the fixed plate 1, a rubber sleeve 14 is glued on the handle 13, and the gripping friction force is increased;

the middle part of the lower surface of the fixed plate 1 is fixed with an air cylinder 5 through a bolt, the bottom end of the air cylinder 5 is embedded at the top of a mounting bracket 6, the mounting bracket 6 is a C-shaped bracket, the bottom end of a piston rod of the air cylinder 5 is fixed with a connecting block 7 through a bolt, one side of the top of the connecting block 7 is welded with a guide rod 11, the top of the mounting bracket 6 is provided with a guide sleeve 12, the guide rod 11 is slidably connected in the guide sleeve 12 and cooperates with the piston rod of the air cylinder 5 to ensure that the connecting block 7 does not rotate, thereby enhancing the stability of the connecting block 7 when lifting, the connecting block 7 is fixed with a magnetic grid ruler sensor 8 through a bolt, the magnetic grid ruler sensor 8 is a displacement sensor which measures by utilizing the magnetic action of a magnetic grid and a magnetic head, and consists of a magnetic grid, the magnetic head and a detection circuit, the magnetic grid ruler is a novel digital sensor with lower cost and is convenient to install and use, 7 bottoms of connecting

block install probe

9, and 9 bottoms of probe are established to the arc, more can adapt to the contact hole of different shapes, and 6 lateral walls of installing support are fixed with magnetic stripe 10, and magnetic head and magnetic stripe 10 on the magnetic grid chi sensor 8 set up relatively.

The working principle is as follows: in the device, the middle part of the lower surface of a fixed plate 1 is connected with the top of an air cylinder 5 through a bolt, the bottom end of the air cylinder 5 is embedded at the top of an installation support 6, the bottom end of a piston rod of the air cylinder 5 is fixedly connected with a connecting block 7 through a bolt, a magnetic grid ruler sensor 8 is installed on the connecting block 7, a magnetic strip 10 is installed on the installation support 6 at a position corresponding to the magnetic grid ruler sensor 8, a probe 9 is connected at the bottom of the connecting block, the magnetic grid ruler sensor 8 and the probe 9 synchronously lift under the driving action of the air cylinder 5, and the magnetic grid ruler sensor 8 can complete measurement through the induction action of a magnetic head on the magnetic grid ruler sensor 8 and the;

when the cylinder 5 acts, the magnetic grid ruler sensor 8 and the probe 9 can synchronously lift under the driving of the piston rod, the probe 9 can stop after being touched and blocked, at the moment, the magnetic grid ruler sensor 8 can scan the self-moving distance, the distance can realize the value to be measured through comparison and calculation, and the output signal can obtain the digital output which is in direct proportion to the measured displacement after being processed by a phase discrimination circuit or an amplitude discrimination circuit of the magnetic grid ruler sensor 8; the measuring range and the anti-vibration performance of the magnetic grid ruler sensor 8 far exceed those of a magnetic grid ruler displacement sensor, the precision of the magnetic grid ruler sensor 8 can reach 0.01 mm, the measuring value is accurate, the cylinder 5 can complete measurement by two reciprocating actions, and the measuring speed is high;

when the hole depth is measured, the hole depth can be obtained by processing the induction readings of the magnetic scale sensor 8 and the magnetic strip when the probe 9 is positioned on the plane of the edge of the hole and in the hole; when the flatness of the board surface needs to be measured, only a plurality of groups of devices need to be placed at intervals, the rollers 4 are in contact with the plane where the board is placed, the four groups of rollers are respectively positioned on two sides of the board, a fluctuation interval is obtained by comparing a plurality of groups of measured values, and the flatness of the board surface can be measured.

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 furniture line hole depth and plate roughness automatic measuring device, includes fixed plate (1) and installing support (6), its characterized in that: the equal symmetrical welding in fixed plate (1) lower surface both sides has two sets of connecting rods (2), and is two sets of connecting rod (2) bottom respectively with the upper surface both ends welding of connecting plate (3), gyro wheel (4) are all installed at connecting plate (3) lower surface both ends, fixed plate (1) lower surface middle part has cylinder (5) through the bolt fastening, installing support (6) top is inlayed and located to cylinder (5) bottom, the bottom of the piston rod of cylinder (5) has connecting block (7) through the bolt fastening, there are magnetic grid chi sensor (8) through the bolt fastening on connecting block (7), probe (9) are installed to connecting block (7) bottom, installing support (6) lateral wall is fixed with magnetic stripe (10).

2. The automatic measuring device for the depth of the furniture row hole and the flatness of the plate according to claim 1, wherein: the fixed plate (1) upper surface welding has handle (13), rubber sleeve (14) have been glued to connect on handle (13).

3. The automatic measuring device for the depth of the furniture row hole and the flatness of the plate according to claim 1, wherein: the mounting bracket (6) is a C-shaped bracket.

4. The automatic measuring device for the depth of the furniture row hole and the flatness of the plate according to claim 1, wherein: the bottom end of the probe (9) is arc-shaped.

5. The automatic measuring device for the depth of the furniture row hole and the flatness of the plate according to claim 1, wherein: the connecting block is characterized in that a guide rod (11) is welded on one side of the top of the connecting block (7), a guide sleeve (12) is arranged on the top of the mounting bracket (6), and the guide rod (11) is connected in the guide sleeve (12) in a sliding mode.

6. The automatic measuring device for the depth of the furniture row hole and the flatness of the plate according to claim 1, wherein: the magnetic grid ruler sensor (8) and the magnetic strip (10) are arranged oppositely.