KR20160063467A - Portable Testing Apparatus - Google Patents

Abstract

The present invention provides a portable testing apparatus, which comprises: an indentation tester including a housing within which a motor and a control unit are installed, an indenter vertically moving by the motor, a fixation bracket formed at an end of the housing and an ultrasonic wave thickness measurement unit coupled to the housing to measure the thickness of an object under test by ultrasonic waves; a surface testing and electrolytic polishing device including a housing within which a motor and a control unit are installed, a screw shaft rotating by the motor, a cylinder holding a ball nut coupled to the screw shaft and coupled to a slider, several guide members having an upper end coupled to the housing and a lower end coupled and fixated to a base plate, the slider which the guide members are penetrated through and coupled to and which vertically moves along the guide members with the cylinder when the motor is driven, and a surface tester and an electrolytic polisher coupled to the slider to vertically move with the slider; and a fixation device including a tester coupling unit having a rectangular box shape and seating and fixating the indentation tester or the surface tester and the electrolytic polisher on an upper surface and a horizontal movement unit on which an upper bed and a lower bed coupled to one side of the tester coupling unit are vertically stacked and coupled for enabling the tester coupling unit to be moved on a plane and which is provided with a guide rail composed of a protrusion part and a groove part corresponding to each other on a coupling portion. The present invention enables a user to operate the indentation tester, the ultrasonic wave thickness measurement unit, the surface tester and the electrolytic polisher for the object under test in various industrial fields such as in mechanical, construction and chemical industries irrespective of test places, thereby reducing costs and processes.

Description

[0001] Portable Testing Apparatus [0002]

The present invention relates to a portable test apparatus. More specifically, it is possible to test an indentation testing machine, an ultrasonic thickness measuring machine, a surface inspection machine, and an electrolytic polishing machine in various industrial fields such as machinery, construction, In addition, the present invention relates to a portable test apparatus that can quickly install an indentation tester, an ultrasonic thickness gauge, a surface tester, and an electrolytic polishing machine in various industrial fields, thereby saving manpower and time required for installation of various tester.

The indentation tester is a device for measuring the physical properties of a material by accurately measuring the load and displacement while infiltrating the indenter into the test object. The ultrasonic thickness measuring device is a device for measuring the thickness of the test object by ultrasonic waves.

The surface tester inspects the surface state of the test object, and is a device that photographs and sends out the surface roughness state of the test object, the fine circuit state such as IC chip, the state of adhesion of the foreign substance on the semiconductor surface, and the like.

Further, in the electrolytic polishing machine, by applying a voltage between an anode and a cathode by using a working material of a metal material dissolved in an electrolytic solution as an anode and a working metal insoluble in an electrolytic solution as a cathode, So that the surface of the workpiece is polished.

Such conventional indentation testing machines, ultrasonic thickness measuring machines, surface inspection machines, and electrolytic polishing machines have been fixed and installed in the interior of the test room because they have a large volume and a large weight.

And, for the test, it was common to move the test object itself to the test room and fix it on the test machine and test it.

Therefore, in order to perform the indentation test, the thickness measurement, the surface inspection, and the electrolytic polishing in parallel, there is a problem that the test is completed in one tester and then continuously moved to another tester.

In addition, various parts and structures installed in industrial fields such as machinery, construction, and chemistry are large in volume and weight, but may be installed in a state where physical properties are changed or shape or structure is deformed There is a problem that it must be tested in the installed state in order to check the final safety of the installation structure.

Especially, in the industrial sites such as machinery, construction, and chemistry, there is a problem that the work processes are increased and labor and time are consumed in order to perform the indentation test, the thickness measurement, the surface inspection, and the electrolytic polishing.

In view of the above, the present invention can reduce the cost and process by allowing the indentation tester, the ultrasonic thickness tester, the surface tester, and the electrolytic polishing machine to be tested in various industrial fields such as machinery, construction, The present invention has been made in view of the above problems.

It is another object of the present invention to provide an apparatus and a method for installing a pressurized tester, an ultrasonic thickness gauge, a surface inspection machine, and an electrolytic polishing machine in various industrial fields, The present invention has been made in view of the above problems.

Further, the objects of the present invention are not limited thereto, and other objects not mentioned can be clearly understood by those skilled in the art from the following description.

In order to achieve the above-mentioned object, the present invention provides an ultrasonic diagnostic apparatus comprising: a housing having a motor and a control unit; a pressure grab that moves up and down by a motor; a fixing bracket formed at an end of the housing; An indentation tester provided with an ultrasonic thickness gauge for measuring the thickness of the test piece; A housing having a motor and a control unit, a screw shaft rotated by the motor, a ball nut coupled to the screw shaft, and a cylinder coupled to the slider, the upper end coupled to the housing and the lower end coupled to and fixed to the base plate A surface inspecting device which is coupled to the slider and moves up and down together with the slider, and a surface provided with an electrolytic polishing machine Inspection and electrolytic polishing apparatus; An upper and a lower bed coupled to one side of a tester coupling portion so as to allow a plane movement of the tester coupling portion to be vertically stacked, The present invention provides a portable testing device including a fixing device having a horizontal moving part formed with a guide rail formed of a protrusion part and a groove part which are coupled to each other at a bonding part.

According to the embodiment of the present invention, it is possible to test an indentation tester, an ultrasonic thickness gauge, a surface tester, and an electrolytic polishing machine in various industrial fields such as machinery, construction, It is possible to shorten the time.

Further, according to the embodiment of the present invention, it is possible to quickly install the indentation testing machine, the ultrasonic thickness measuring machine, the surface inspection machine, and the electrolytic polishing machine in various industrial fields, thereby saving manpower and time required for installation of various testing machines .

1 is an exploded perspective view showing a portable test apparatus according to the present invention;
2 is a perspective view showing a fixing device of a portable test apparatus according to the present invention;
3 is a perspective view showing a portable test apparatus according to the present invention;
4 is a perspective view showing a portable test apparatus according to the present invention;
5 is a perspective view showing a surface inspection and electrolytic polishing apparatus of a portable testing apparatus according to the present invention;
6 is an exploded perspective view showing a part of the surface inspection and electrolytic polishing apparatus in the portable test apparatus according to the present invention;
Figs. 7 to 11 are perspective views showing various combinations of the portable testing apparatus according to the present invention.

Hereinafter, some embodiments of the present invention will be described in detail with reference to exemplary drawings. It should be noted that, in adding reference numerals to the constituent elements of the drawings, the same constituent elements are denoted by the same reference symbols as possible even if they are shown in different drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

In describing the components of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected to or connected to the other component, It should be understood that an element may be "connected," "coupled," or "connected."

Fig. 3 is a perspective view showing a portable test apparatus according to the present invention. Fig. 4 is a perspective view showing a portable test apparatus according to the present invention. Fig. FIG. 5 is a perspective view showing a surface inspection and electrolytic polishing apparatus of the portable testing apparatus according to the present invention, FIG. 6 is a perspective view of a portable testing apparatus according to the present invention, and a part of the electrolytic polishing apparatus Figs. 7 to 11 are perspective views showing various combinations of the portable testing apparatus according to the present invention. Fig.

As shown in these drawings, the portable testing apparatus according to an embodiment of the present invention includes a housing 201 having a motor and a control unit built therein, pressure grains 209 moved up and down by a motor, An indentation tester 200 having an ultrasonic thickness gauge for measuring the thickness of the test object by ultrasonic waves coupled to the housing 201; A housing 311 in which a motor and a control unit are incorporated, a screw shaft 309 rotated by a motor, a cylinder 313 accommodated in a ball nut 311 engaged with the screw shaft 309 and coupled to the slider 307, A lower end portion of which is coupled to and fixed to the base plate 305 and a plurality of guide members 303 which are coupled through the guide member 303 and which are connected to the cylinder 313 during operation of the motor, A slider 307 which is moved up and down along the guide member 303 along with the slider 307 and a surface inspecting device 320 which moves up and down together with the slider 307 and an electrolytic polishing machine 330 A surface inspection and electrolytic polishing apparatus 300; A tester coupling unit 130 in which a pressurized tester 200 or a surface inspection and electrolytic polishing apparatus 300 are seated and fixed on an upper side in a rectangular box shape and a tester coupling unit 130 for allowing a plane movement of the tester coupling unit 130, The upper and lower beds 111 and 113 coupled to one side of the horizontal movement unit 130 are vertically stacked and coupled to each other and a guide rail 117 is formed, (Not shown).

The indentation tester 200 is a tester for measuring the physical properties of a material by precisely measuring a load and a displacement while infiltrating the material into the material 209. The tester 200 includes a housing 201 having a motor and a control unit built therein, A slider that moves up and down together with a screw shaft, a ball nut, and a ball nut; pressure grains 209 that are moved up and down by a motor and apply a press load to the test object via a pressure particle holder 207 on the lower side of the slider; And a load sensor 205 coupled to the upper end of the particle holder 207 and measuring the load applied to the test object by the pressure particles 209. The end of the housing 201 is provided with a fixing bracket 203 So that it can be coupled to the fixing device 100 together with the platform bracket 210.

In the present invention, an ultrasonic thickness gauge for measuring the thickness of a test object is coupled to the housing 201 of the indentation tester 200, wherein the ultrasonic thickness gauge includes a probe 221 having an ultrasonic sensor, A wire 223 for transmitting a signal of the wire 221 and a connector 225 for connecting the wire 223 to the housing 201 and connecting the wire 223 to a control unit built in the housing 201.

Such an indentation testing machine 200 is fixed to a test object such as a flat plate, a curved plate, or a steel pipe installed at an industrial site by being coupled to a fixing device 100 to be described later through a platform bracket 210 and fixed to a test object. A coupling groove 115a is formed on the lower side of the base bed 115 of the fixing device 100 as shown in Figure 3 and the permanent magnet 150 is coupled to the coupling groove 115a So that it can be firmly and stably fixed to the test object.

A coupling plate 153 is coupled to the outer surface of the permanent magnet 150 so that the permanent magnet 150 can be easily coupled to the horizontal moving part 110. A coupling hole 151a So as to be joined to the fastening member.

Here, the fixing device 100 will be described in more detail. The fixing device 100 has a rectangular box shape, and is provided with an indentation testing machine 200 or a testing machine coupled with a surface inspection and electrolytic polishing apparatus 300 An upper bed 111 and a lower bed 113 coupled to one side of the tester coupling unit 130 are vertically stacked and coupled so that the tester unit 130 and the tester coupling unit 130 can be moved in a plane, And a horizontal moving part 110 provided with a guide rail 117 composed of a corresponding protruding part and a recessed part.

The fixing device 100 includes a testing device coupling part 130 and a horizontal moving part 110. When the fixing device 100 is fixed to a test object and the horizontal moving part 110 moves in a plane, As shown in FIG.

The horizontal moving unit 110 includes an upper bed 111 and a lower bed 113 which are coupled to each other by vertically stacking the upper and lower beds 111 and 113 coupled to the connecting unit 130b, And the upper bed 111 is linearly moved along the guide rails 117. The guide rails 117 are provided on the guide rails 117 at positions where the upper and lower beds 113 and 113 are coupled with each other.

Here, the guide rails 117 are slidably engaged with the protrusions and recesses formed in the upper and lower beds 111 and 113, respectively. However, the present invention is not limited thereto. The protrusion may be formed on one side and the groove may be formed on the other side by sliding.

The upper surface of the lower bed 113 is inserted into and coupled with the upper bed 111 so that the lower surface of the upper bed 111 surrounds the upper surface of the lower bed 113, And the protrusions and recesses of the upper and lower beds 113 and 113 are formed on the upper and lower outer surfaces of the lower bed 113 so that the protrusions and recesses of the upper bed 111 are inserted into the recesses and protrusions of the lower bed 113, And is slid.

The horizontal moving part 110 may further include a guide supporting part 120 for moving the upper bed 111 in the direction of the guide rail 117. Here, A fixing plate 121 coupled to the lower bed 113 and a moving screw 123 screwed to the fixing plate 121 to support and move the upper bed 111 while being rotated.

That is, when the head portion 125 of the moving screw 123 is rotated so that the upper bed 111 moves along the guide rail 117, the moving screw 123 rotates to support the side surface of the upper bed 111 And the moving screw 123 is screwed to and rotatably supported by a fixing plate 121 coupled to a side surface of the lower bed 113.

The horizontal moving part 110 is provided with a base bed 115 on the lower side of the lower bed 113 so that the base unit 115 can move upward and downward The guide rails 117 are vertically aligned with the guide rails 117 in the vertical direction on the horizontal plane. The guide rails 117 are stacked and coupled with the lower and upper beds 113 and 115, respectively.

Here, the movable rail 127 is slidably engaged with the protrusions and the recesses formed in the lower and upper beds 113 and 115, but the present invention is not limited thereto. ) And the base bed 115 may be formed with protrusions and the other may be formed with recesses formed to be slidable.

The horizontal movement unit 110 may further include a movement support unit 130 for moving the lower bed 113 in the direction of the movement rail 127. The movement support unit 130 may include a horizontal movement unit 110, And a moving screw 133 which is threadedly coupled to the fixed plate 131 and moves while supporting and moving the base bed 115 while being rotated, The moving screw 133 rotates to support the side surface of the lower bed 113 and the moving screw 133 moves to the side of the base bed 115 And is rotatably supported by a fixing plate 131 coupled to a side surface thereof.

The horizontal moving part 110 is moved to the upper part of the upper part of the upper part of the upper part of the upper part of the upper part so as to fix the horizontal part 110 without any movement when the indentation testing machine 200 or the surface inspection and the electrolytic polishing device 300 are set. And a fixing bolt (not shown) passing through the lower bed 113 and the base bed 115. One end or head of the fixing bolt is supported at the lower end of the base bed 115 and the other end is connected to the upper bed 111, The horizontal moving part 110 is fixed by the fixing knob 119 screwed to the fixing bolt on the upper side of the fixing part.

Therefore, the test operator sets the position using the guide support 120 and the movable support 130 in a loosened state using the knob 119a of the fixed knob 119 to move the position, It is possible to work such that the test can be started by screwing it with the use of the handle 119a.

The platform bracket 210 may include a platform bracket 210 coupled to the fixing bracket 203 so that the indentation tester 200 can be closely attached to the upper surface of the tester coupling unit 130, And a protruding flange 211 protruding from the opposite side surfaces is formed on the opposite side of the upper surface of the tester coupling unit 130. The protrusion flange 211 of the platform bracket 210, (130a) is formed.

Therefore, when the indentation testing machine 200 is coupled to the tester coupling part 130 of the fixing device 100, the fixing bracket 203 is coupled to the fixing hole 215 of the platform bracket 210 with the fixing bracket 203, 211 are fixed in the seating groove 130a.

The platform bracket 210 is rotatably supported on the outer side of the tester coupling unit 130 so that the platform bracket 210 can be stably fixed to the tester coupling unit 130, (135).

The bracket fixing member 135 includes a hinge bracket 135a coupled to the outside of the tester coupling unit 130, a hinge shaft 135b rotatably coupled to the hinge bracket 135a, And a support member 137 which is coupled to the connection bolt 135c and whose lower surface supports the upper side of the platform bracket 210.

That is, the support member 137 mounted on the upper side of the platform bracket 210 is screwed to the connection bolt 135c and rotates to support the platform bracket 210 downward, and the connection bolt 135c supports the hinge shaft 135b so as to rotate with the hinge shaft 135b so that the hinge shaft 135b is supported by the hinge bracket 135a and the supporting member 137 coupled to the connecting bolt 135c when the hinge shaft 135b is rotated, The platform bracket 210 can be completely fixed to the tester coupling unit 130 by rotating the support member 137 while screwing and rotating the support member 137.

The support member 137 is composed of a lower support member 137a made of a metal and an upper support member 137b made of a plastic material so as to secure a supporting force for supporting the projecting flange 211 when fastened to the connection bolt 135c So that the elastic force can be maintained.

The protrusion flange 211 of the platform bracket 210 is formed with a slit 213 into which the connection bolt 135c is inserted when the bracket fixing member 135 rotates so that the support member 137 is inserted into the protruding flange 211 So that it can be firmly fixed.

The bracket fixing member 135 is vertically coupled to the nut member 135d and the nut member 135d which are engaged with the connection bolt 135c at the upper side of the support member 137 and are inserted through the fixing knob 135f The fixing knob 135f is provided with a pressing portion 135g that protrudes from the outer circumferential surface and urges the supporting member 137 downward so that the fixing knob 135f is moved in the direction of the axis of the knob 135f, The pushing portion 135g protruding from the outer circumferential surface pushes and supports the support member 137 further downward.

That is, when the test operator fixes the platform bracket 210, the support member 137 is positioned above the projecting flange 211 of the platform bracket 210 by rotating the hinge shaft 135b with respect to the base, and the fixing knob 135f The pushing portion 135g pushes the support member 137 downward and pushes the support member 137 downward when the support member 137 is brought into close contact with the projecting flange 211 and then the stationary knob 135f is rotated.

The front surface of the tester coupling unit 130 is provided with a transparent window 131 such as acrylic so that the test operator can visually confirm the test procedure in the inner space 133 of the tester coupling unit 130 .

The surface inspection and electrolytic polishing apparatus 300 includes a housing 301 having a motor and a control unit built therein, a screw shaft 309 rotated by a motor, and a ball nut 311 coupled to the screw shaft 309 A plurality of guide members 303 which are coupled to the base plate 305 and fixed at a lower end thereof, a guide member 303 which is coupled to the lower slider 307, A slider 307 coupled to the slider 307 so as to move up and down together with the cylinder 313 when the motor is operated; A tester 320 and an electrolytic polishing machine 330.

The surface inspection and electrolytic polishing apparatus 300 mainly includes a surface tester 320, an electrolytic polishing machine 330, a surface tester 320 and a frame for vertically moving and supporting the electrolytic polishing machine 330. 320 and the electrolytic polishing machine 330 are rotated and moved up and down.

The surface inspecting apparatus 320 and the electrolytic polishing apparatus 330 are supported by the frame and are rotated by the motor and moved up and down by a motor, wherein the frame includes a housing 301, a screw shaft 309 and a ball nut 311, , A guide member (303), a slider (307), and a base plate (305).

A motor for driving the screw shaft 309 is built in the housing 301 and a vertical movement of the surface inspecting apparatus 320 and the electrolytic polishing machine 330 is controlled by a switch for operating the motor and a limit sensor 315 A control unit such as a circuit and a switch is built in and is disposed at the upper end of the frame.

A plurality of guide members 303 formed in a columnar shape are coupled to the lower end of the housing 301. The guide member 303 is provided with a guide member 303 on the outer periphery of the housing 301 so that the screw shaft 309 is positioned at the center of the guide member 303 303 are connected in parallel.

Although four guide members 303 are illustrated in the drawing of the present invention, the present invention is not limited thereto. At least three guide members 303 may be vertically disposed at the lower end of the housing 301 The guide member 303 is disposed so as to be spaced apart from each other as much as possible so that the screw shaft 309, the cylinder 313, the surface inspecting apparatus 320 and the electrolytic polishing apparatus 330 can be disposed between the guide members 303.

A plate-shaped base plate 305 having a center portion is coupled to the opposite end of the guide member 303 to rigidly support the guide member 303. A surface inspecting device 320 and a slider 307 for moving the electrolytic polishing machine 330 up and down.

The screw shaft 309 is disposed downward from the center of the housing 301 and is driven and rotated by a motor so that the screw shaft 309 is engaged with the ball nut 311 to convert rotational motion into linear motion, The ball nut 311 is coupled to the cylinder 313 coupled with the slider 307.

Therefore, when the screw shaft 309 is driven by the motor, the ball nut 311 moves up and down along the screw shaft 309 and the cylinder 313 and the slider 307, to which the ball nut 311 is coupled, The slider 307 is guided while guided by the guide member 303 so as to be supported by the upper and lower guide members 303 at the same time.

A limit sensor 315 is coupled to the upper end of the cylinder 313 and a pair of position members 315a for determining the up and down position of the limit sensor 315 are coupled to the guide member 303 located on the upper side of the slider 307, So that the surface inspecting apparatus 320 and the electrolytic polishing apparatus 330 can be controlled to move up and down to prevent breakage or deformation.

The surface inspecting apparatus 320 inspects the surface texture state of the test object and photographs the etched surface illuminance state of the test object, the fine circuit state such as the IC chip, the foreign matter adhesion state on the semiconductor surface, In the present invention, it is mainly used to image the electrolytically polished metal surface of the test object immediately before the indentation test.

The surface inspecting apparatus 320 includes an inspection head unit 323 having a built-in digital camera and a head housing 321 coupled to the slider 307 and coupled to the inspection head unit 323. (323) has a built-in height LED for illuminating the micro digital camera.

The head part housing 321 is formed in a pipe shape having one side cut out, so that the inspection head part 323 is inserted and coupled to one side and the other side is coupled to the slider 307 to be supported. The wires of the inspection head portion 323 can be exposed.

The slider 307 is formed in a flat rectangular block shape and has a pair of hub plates 307a extending from the lower side of the slider 307 and spaced apart from each other.

The head housing 321 is provided with an extension flange 321a which is inserted into and hinged between the hub plates 307a spaced apart from each other at an end of the head housing 321 so that the head housing 321 is coupled to the slider 307 Rotation motion is possible.

That is, a hinge hole communicating with the hub plate 307a of the slider 307 is formed on the extension flange 321a of the head housing 321 so that the head housing 321 supports the hub plate 307a and the hinge shaft 307b ).

The surface inspecting apparatus 320 and the electrolytic polishing apparatus 330 can rotate with respect to the hinge shaft 307b in a state where the electrolytic polishing machine 330 to be described later is coupled to the end of the extending flange 321a, The surface inspecting machine 320 and the electrolytic polishing machine 330 can be selected and operated.

The extended flange 321a is formed with an arcuate guide groove 321b centered on the hinge hole at a position spaced apart from the hinge hole and the guide groove 321b of the extended flange 321a is formed on the hub plate 307a. A pair of through holes are formed at positions spaced apart from each other at positions corresponding to the through holes.

A ball 307e which rolls along the guide groove 321b of the extending flange 321a is inserted into the through hole of the hub plate 307a and an elastic body 307d for elastically supporting the ball 307e is inserted, Finally, the fastening member 307c is screwed to the through hole while supporting the elastic body 307d.

At both ends of the guide groove 321b are formed seating recesses 321c which are deeper than the depths of the guide grooves 321b so that the balls 307e rolling along the guide grooves 321b are positioned at both ends And is prevented from moving beyond the guide groove 321b by being seated in the seating groove 321c.

Accordingly, when the worker selects the surface inspecting apparatus 320 and the electrolytic polishing machine 330, when the head housing 321 is manually rotated, the workpiece is elastically supported by the elastic body 307d to be held in the seating groove 321c The ball 307e moves along the guide groove 321b while compressing the elastic body 307d and when the movement is completed and the ball 307e is inserted into the opposite seating groove 321c, the elastic body 307d is again expanded, The surface inspecting machine 320 and the electrolytic polishing machine 330 are set in position.

That is, the ball 307e is no longer moved out of the guide groove 321b due to the supporting force of the elastic body 307d while the ball 307e remains in the both-side seating grooves 321c of the guide groove 321b, The positions of the surface inspecting apparatus 320 and the electrolytic polishing apparatus 330 are set to the setting positions of the surface inspecting apparatus 320 and the electrolytic polishing apparatus 330. This is because the central axis of the surface inspecting apparatus 320 and the electrolytic polishing apparatus 330 are connected to the guide member 303 ) In a direction perpendicular to the direction of the arrow.

In the guide groove 321b, a seating groove 321c is also formed in the intermediate position of the guide groove 321b in the both-side seating groove 321c, that is, at a position where the guide groove 321b is bisected. The ball 307e can be seated in the seating groove 321c at both the position where the electrolytic polishing machine 330 is arranged parallel to the guide member 303 and the position where the electrolytic polishing machine 330 is arranged parallel to the guide member 303. [

On the other hand, the electrolytic polishing machine 330 has a structure in which a workpiece made of a metal material dissolved in an electrolytic solution is used as an anode and a working metal insoluble in an electrolytic solution is used as a cathode to apply a voltage between the anode and the cathode, Thereby causing electrolysis on the surface of the workpiece to polish the surface of the workpiece.

The electrolytic polishing machine 330 includes a probe 333 having an electrode embedded therein and a probe housing 331 coupled to the slider 307 and coupled to the probe 333. The probe housing 331 is provided with a probe The load cell 317 for measuring the load pressing the test object against the test object 333 is mounted so that the end of the extending flange 321a is engaged with the load cell 317.

The electrolytic polishing machine 330 may be combined with a probe tip 333a that absorbs the electrolytic solution at the end of the probe 333 and conducts the workpiece and the probe 333.

The probe tip 333a is formed of a fabric so that the electrolytic solution can be absorbed quickly, and the one end of the probe 333 is formed into a closed thimble shape.

In the surface inspection and electrolytic polishing apparatus 300, the base plate 305 is mounted and fixed on the upper surface of the tester coupling unit 130 like the platform bracket 210, and the base plate 305 is formed into a rectangular frame shape And a protruding flange 305a protruding from the opposite side surface of the platform bracket 210 is fitted and seated in the seating groove 130a of the testing device coupling part 130. [

The protruding flange 305a of the base plate 305 is also formed with a slit 305b into which the connecting bolt 135c is inserted when the bracket fixing member 135 rotates, And the structure in which the base plate 305 is fixed is the same as the fixing structure of the platform bracket 210 described above, and thus a detailed description thereof will be omitted.

The fixing device 100 to which the surface inspection and electrolytic polishing apparatus 300 is coupled as described above fixes the horizontal moving part 110 to the test object during the test. The test device is mainly used for testing such as a flat plate, A coupling groove 115a is formed in the lower side of the base bed 115 so as to be fixed to the object and a permanent magnet 150 is coupled to the coupling groove 115a to be firmly and stably fixed to the test object. .

A coupling plate 153 is coupled to the outer surface of the permanent magnet 150 so that the permanent magnet 150 can be easily coupled to the horizontal moving part 110. A coupling hole 151a The permanent magnet 150 is formed in a flat or curved surface in contact with the object to be tested. The permanent magnet 150 is tightly coupled to the test object such as a flat plate, a curved plate, or a steel pipe, The test can be stably performed.

8 and 9 so that the permanent magnet 150 can be easily fixed to a test object such as a non-ferrous metal or an engineering plastic material, such as a curved plate or a steel pipe, to which the permanent magnet 150 can not be coupled, The coupling block 160 may be coupled to the coupling block 115a.

When the test object is a pipe-shaped non-ferrous metal, the connection block 170 is coupled to both sides of the coupling block 160 so as to stably engage the entire outer peripheral surface of the test object, A support block 180 having an arc-shaped inner circumferential surface 181 surrounding the outer circumferential surface of the object may be coupled.

The coupling block 160 has the same shape as a rectangular block and has coupling plates 161 formed on both sides thereof so as to be coupled with both side surfaces of the base bed 115 and the coupling block 170, A fastening hole corresponding to the fastening hole 151a of the bed 115 and a fastening hole 171a corresponding to the fastening hole 171 of the fastening block 170 are formed and fastened by the fastening member.

In addition, when the test object is a pipe having a large diameter, it may be difficult to engage with the arc-shaped support block 180. Therefore, as shown in FIGS. 10 and 11, the coupling groove 115a of the base- A chain coupling member 190 is coupled to both sides of the coupling block 160 so that both ends of the chain 107 surrounding the outer circumferential surface 103 of the test object are connected to the chain coupling member 190, And can be coupled to each other.

That is, a chain coupling member 190 having chain coupling grooves 193 formed on both sides of the coupling block 160 in place of the coupling block 170 is coupled, the outer peripheral surface of the test object is wrapped with the chain 107, (193).

The coupling plate 161 of the coupling block 160 is provided with a coupling hole 163 corresponding to the coupling hole 151a of the base bed 115 and a coupling hole 163 corresponding to the coupling hole 191a of the chain coupling member 190 171a are formed and coupled to the fastening member.

The lower surface 165 of the coupling block 160, which is in contact with the outer circumferential surface of the test object, such as a curved plate or a pipe, is formed in a notch shape so that it can be fixed without being slipped on the outer circumferential surface of the test object until it is completely fixed, It is not moved from the fixed position.

According to the embodiments of the present invention as described above, it is possible to test an indentation testing machine, an ultrasonic thickness measuring machine, a surface inspection machine, and an electrolytic polishing machine in various industrial fields such as machinery, construction, And the process can be shortened.

Further, according to the embodiment of the present invention, it is possible to quickly install the indentation testing machine, the ultrasonic thickness measuring machine, the surface inspection machine, and the electrolytic polishing machine in various industrial fields, thereby saving manpower and time required for installation of various testing machines .

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments. That is, within the scope of the present invention, all of the components may be selectively coupled to one or more of them.

It is also to be understood that the terms such as " comprises, "" comprising," or "having ", as used herein, mean that a component can be implanted unless specifically stated to the contrary. But should be construed as including other elements. All terms, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. Commonly used terms, such as predefined terms, should be interpreted to be consistent with the contextual meanings of the related art, and are not to be construed as ideal or overly formal, unless expressly defined to the contrary.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

100: Fixing device 110: Horizontal moving part
111: upper bed 113: lower bed
115: base bed 117: guide rail
120: guide support part 127: moving rail
130: Tester coupling part 131: Fixing plate
135: Bracket fixing member 150: Permanent magnet
160: coupling block 170: coupling block
180: support block 190: chain coupling member
200: Indentation tester 203: Fixing bracket
205: load sensor 207: pressure particle holder
209: pressure particle 210: platform bracket
211: projecting flange 213: slit
303: guide member 305: base plate
307: Slider 307a: Hub plate
309: screw shaft 311: ball nut
313: Cylinder 315: Limit sensor
317: load cell 320: surface inspection machine
321: Head housing 321a: Extension flange
321b: guide groove 321c: seat groove
323: inspection head part 330: electrolytic polishing machine
331: probe housing 333: probe
333a: probe tip

Claims (15)

An ultrasonic thickness gauge for measuring the thickness of the test object by ultrasonic waves coupled to the housing, and a controller for controlling the ultrasonic thickness gauge An indentation tester;
A housing including a motor and a control unit, a screw shaft rotated by the motor, a ball nut coupled to the screw shaft, a cylinder coupled to the slider, an upper end coupled to the housing and a lower end coupled to the base plate A slider coupled to the guide member and coupled to the guide member and movable up and down along the guide member together with the cylinder during operation of the motor; A surface inspection and electrolytic polishing apparatus equipped with a surface tester and an electrolytic polishing machine;
The apparatus of claim 1, further comprising: a tester having a box shape of a rectangular shape and having the above-described indentation tester or the surface inspection and electrolytic polishing apparatus seated and fixed on an upper surface thereof, A fixing device having a horizontal moving part in which guide rails are formed by vertically stacking and coupling the protruding parts and the groove parts corresponding to each other at a joining part;
The portable test apparatus comprising: The method according to claim 1,
The platform bracket includes a platform bracket coupled to the fixing bracket so that the press-fit tester can be closely attached to the upper surface of the tester coupling portion, and the platform bracket is formed in a rectangular plate shape and has a protruding flange And a mounting groove is formed on both sides of an upper side of the tester coupling portion to insert the protruding flange. The method according to claim 1,
The horizontal moving part further includes a guide supporting part for moving the upper bed in the direction of the guide rail. The guide supporting part includes a fixing plate coupled to the lower bed of the horizontal moving part, And a moving screw for supporting and moving the movable screw. The method of claim 3,
A base bed is laminated on a lower side of the lower bed so that the tester coupling unit can be moved in a two-axis direction, and a movable rail formed of protrusions and recesses corresponding to each other at a coupling portion and formed in a direction perpendicular to the guide rail ,
The horizontal moving part includes a moving support part for moving the lower bed in the direction of the moving rail. The moving supporting part includes a fixing plate coupled to the base bed of the horizontal moving part, And a moving screw for supporting and moving the moving screw. 5. The method of claim 4,
And a fixing bolt passing through the upper and lower beds and the base bed so as to fix the horizontal moving part, wherein one end of the fixing bolt is supported at the lower end of the base bed and the other end is supported at the upper end of the upper bed And is supported by a fixing knob screwed to the fixing bolt. 3. The method of claim 2,
And a bracket fixing member having one end rotatably supported on the outer side of the tester main body and the other end supporting an upper side of the platform bracket so that the platform bracket can be fixed,
A hinge bracket rotatably coupled to the hinge bracket; a connecting bolt threadedly coupled to the hinge shaft so as to rotate while being coupled to the hinge bracket; And a support member for supporting an upper side of the bracket,
Wherein the projecting flange is formed with a slit into which the connecting bolt is inserted when the bracket fixing member rotates. The method according to claim 6,
Wherein the bracket fixing member includes a nut member coupled to the connection bolt at an upper side of the support member, and a knob shaft vertically coupled to the nut member and coupled to the fixing knob, wherein the fixing knob rotates about the knob axis And a pressing part protruding from the outer circumferential surface to press the supporting member downward. 6. The method of claim 5,
Wherein a coupling groove is formed on a lower side of the base bed so that the horizontal moving part can be fixed to the test object, a coupling plate coupled to the outer surface of the permanent magnet and coupled to the coupling groove, Wherein a coupling hole is formed on both sides of the permanent magnet and the permanent magnet is coupled to the coupling member, and the lower surface of the permanent magnet contacting with the test object is formed as a flat surface or a curved surface. 6. The method of claim 5,
A coupling groove is formed on a lower side of the base bed so that the horizontal moving part can be fixed to the test object, and a coupling block is formed in the coupling groove, the lower side of which is in contact with the test object,
The connection block is coupled to both sides of the coupling block, and an arc-shaped support block surrounding the outer circumferential surface of the test object is coupled to the connection block,
Wherein a chain engaging member is coupled to both sides of the coupling block, wherein both ends of a chain that surrounds the outer circumferential surface of the test object are respectively supported and engaged. 3. The method of claim 2,
Wherein a limit sensor is coupled to an upper end of the cylinder, and a position member for determining a vertical movement position of the limit sensor is coupled to the guide member. 11. The method of claim 10,
Wherein the surface inspection device comprises an inspection head having a digital camera incorporated therein and a head housing coupled to the inspection head and coupled to the slider. 12. The method of claim 11,
The electrodeless polishing machine includes a probe having an electrode embedded therein and a probe housing coupled to the slider, and a load cell for measuring a load pressing the workpiece on the probe is mounted on an end of the probe housing, And an end of the extension flange are engaged with each other. 13. The method of claim 12,
The slider includes a pair of hub plates extending from the lower side and spaced apart from each other. An end flange of the head housing is inserted into the hub plate and hinged to the hub plate. The extension flange is connected to the hub plate Wherein a hinge hole is formed and coupled to the hub plate and the hinge shaft. 14. The method of claim 13,
Wherein the extended flange is formed with an arcuate guide groove centered on the hinge hole at a position spaced apart from the hinge hole and a pair of through holes are formed in the hub plate at positions spaced apart from each other at positions corresponding to the guide grooves Wherein the through hole is formed with a ball rolling along the guide groove and an elastic body elastically supporting the ball, and the fastening member supports the elastic body and is screwed to the through hole. . 15. The method of claim 14,
Wherein a seating groove is formed at both ends of the guide groove so as to be deeper than a depth of the guide groove, and a ball rolling on the guide groove is seated.

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