JPH09325112A - Testing machine of board surface property - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it possible to perform tests under the same condition by providing a test piece mount to swing up and down on the upper part of a first strut, and an energizing body, which energizes downward, to the mount, and by releasing a lock on the free end of the mount through a lock device provided on a second strut. SOLUTION: The free end of a test piece mount 7, arranged on the upper part of a first strut, is engaged to a hook section 15a to make it almost level, and a test piece 21 is set on the mount 7 so that a surface 21a may turn up. Then, a piece of tape 23 is adhered on the surface 21a from front to back, and the back end of the tape is extended in the rear to form a picking section 23a. And the picking section 23a is picked strongly to swing a swinging hook 15, arranged on a second strut, counterclockwise so as to release the hook section 15a from the mount. Thereby, the mount 7 swings clockwise by force of an energizing body 9 and stops when striking against a stopper 18 arranged on a pedestal 3. At the this time, the test piece 21 swings in conjunction with the mount 7 and the tape 23 comes quickly off the surface 21a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a surface texture testing machine for building boards such as floor boards and wall boards.

[0002]

2. Description of the Related Art Conventionally, the following test methods are known as this type of test method. That is, after a tape such as cellophane tape is adhered to a surface of a test piece such as a floor board or a wall board with a predetermined length, the tape is rapidly peeled by a hand, and a veneer plate on the surface where the tape is adhered or Test methods are known which are designed to examine how much the paint layer peels off.

[0003]

Disadvantages of the Prior Art The above-mentioned conventional test methods have the following drawbacks. That is, since the tape was rapidly peeled by hand, there are individual differences in the peeling operation,
As a result, the test results vary, and the
There was a drawback that it was difficult to examine.

[0004]

[Means for Solving the Disadvantages] The present invention employs the following means in order to eliminate the above disadvantages. According to the invention of claim 1, a base, a first support column provided upright on the base, a test piece mount provided on the upper part of the first support so as to be vertically swingable, and the test piece mount. Is provided on the second support, and a second support provided on the base on the free end side of the test piece mounting base so as to face the first support. The test piece mounting base has a mounting base locking device capable of locking or freeing the test base against the force of the urging body.

[0005]

The first aspect of the present invention has the following functions. Since it is possible to perform the test of the surface properties of the plate under the same conditions, it is easy to compare and examine the obtained test results.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. In this description, the front means the left side in FIG. 1, the rear means the right side in FIG. 1, the left means the front side in FIG. 1, and the right means the back side.

A plate surface texture tester 1 (hereinafter, simply referred to as tester 1) is a base 3 having a rectangular plane shape which is long in the front-rear direction.
A first support column 4 provided upright on the front end of the base 3; a test piece mounting base 7 provided on the upper part of the first support column 4 so as to be vertically swingable via a hinge 6; An urging body 9 composed of a spring for urging the one-side mounting base 7 downward, and the first support column 4
A second support column 10 which is erected on the base 3 on the free end side of the test piece mounting base 7 so as to face the second support column 1 and the second support column 1.
It has a mounting base locking device 13 that can lock or free the test piece mounting base 7 provided at 0 against the force of the biasing body 9. The test piece mount 7 is horizontally or substantially horizontal when locked by the mount lock device 13. The mount lock device 13 is fitted in a slit 16 formed in the second support column 10 and opened forward and rearward, and is swingable back and forth on the second support column 10 by a pivot 14 with its axis oriented in the left-right direction. 1, a swinging hook 15 provided on the rocking hook, a biasing body 17 made of a spring for biasing the hook portion 15a of the swinging hook 15 toward the front side, and the swinging hook 15 beyond the set position. And a stopper 19 for preventing the rocking in the direction. The base 3 is provided with a stopper 18 for receiving the free end of the test piece mounting table 7.

[0008]

First Usage Method of Embodiment of the Invention Next, a first usage method of the embodiment of the invention will be described. First, the test piece mounting base 7 is brought into the state shown in FIG. 1, that is, by engaging the hook portion 15a to bring it into a horizontal or almost horizontal state. After that, the test piece 21 is attached to the test piece mounting base 7 by using a fixing means such as a double-sided tape or a W clip so that the front surface 21a faces upward. After that, a tape 23 such as cellophane tape is attached to the surface 21a of the test piece 21 so as to extend in the front-rear direction, and the rear end of the tape 23 is extended rearward to form a picking portion 23a. After that, the grip portion 23a is strongly gripped, the swing hook 15 is swung counterclockwise in FIG. 1, and the hook portion 15a is removed from the test piece mounting base 7.
Along with the operation, the test piece mount 7 swings clockwise in FIG. 1 by the force of the biasing body 9, and hits the stopper-18 provided on the base 3 to stop. At that time, the test piece 21 swings together with the test piece mounting base 7 and the grip portion 23.
Since the operator is picking a, the tape 23 is the test piece 21.
The surface 21a will be rapidly peeled off. afterwards,
It is examined how much the veneer and the paint layer on the surface 21a of the portion where the tape 23 was pasted were peeled off.

[0009]

Second Usage Method of Embodiment of the Invention Next, a second usage method of the embodiment of the invention will be described. First, the test piece 21
A tape 23 of cellophane tape or the like is attached to the surface 21a of the above with a predetermined length, and a portion not adhered to the surface 21a is extended in advance as a picking portion 23a. Then, the test piece 21 is placed in a thermostatic chamber at a predetermined temperature for a predetermined time. Then, the test piece 21 is taken out of the temperature-controlled room and left at room temperature for a predetermined time. After that, the test piece mounting base 7 is in the state of FIG.
That is, the hook portion 15a is engaged to bring it into a horizontal or substantially horizontal state. After that, using a fixing means such as a double-sided tape or a W clip, the test piece 2 is brought into the following state.
1 is attached to the test piece attachment base 7. That is, the picking portion 23a
Is directed toward the second support column 10 side, and the tape 23
With the longitudinal direction oriented in the front-back direction, and with the surface 21a of the test piece 21 facing upward, the test piece 21
Is attached to the test piece mounting base 7. After that, the picking portion 23a
Is strongly pinched, and the swing hook 15 is swung counterclockwise in FIG. 1 to remove the hook portion 15a from the test piece mounting base 7. Along with the operation, the test piece mount 7 swings clockwise in FIG. 1 by the force of the biasing body 9, and hits the stopper-18 provided on the base 3 to stop. that time,
Since the test piece 21 swings together with the test piece mounting base 7 and the operator is picking the picking portion 23a, the tape 23 is rapidly peeled from the surface 21a of the test piece 21. After that, it is examined how much the veneer and the paint layer on the surface 21a of the portion where the tape 23 is stuck are peeled off.

[0010]

[Modifications and the like] Modifications and the like will be described below. (1) The structure of the mounting base lock device 13 is arbitrary, that is, any structure can be used as long as the test specimen mounting base 7 can be locked or released against the force of the urging body 9. (2) When the test piece 21 with the tape 23 attached cannot be placed in a thermostatic chamber, the first method of use has better workability.

[0011]

The present invention has the following effects due to the above-described structure. According to the invention of claim 1, the test of the surface properties of the plate can be conducted under the same conditions, so that the obtained test results can be easily compared and examined. According to the invention of claim 1, the test piece attached to the test piece mounting base is swung, that is, unlike the prior art, the tape is not rapidly peeled off manually,
The biased force is less likely to act on the tape, and as a result, there are few troubles such as the tape being cut in the middle.

[Brief description of drawings]

FIG. 1 is a side view of partially crushed according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line II-II of FIG.

[Explanation of symbols]

 1 Testing machine 3 Base 4 1st support 7 Test piece mounting base 9 Energizer 10 2nd support 13 Mounting base locking device

[Procedure amendment]

[Submission date] July 8, 1996

[Procedure amendment 1]

[Document name to be amended] Drawing

[Correction target item name] Figure 2

[Correction method] Change

[Correction contents]

[Fig. 2]

Claims (1)

[Claims] 1. A base, a first support column provided upright on the base, a test piece mount provided on the upper part of the first support so as to be vertically swingable, and the test piece mount facing downward. An urging body for urging the second stanchion, a second stanchion erected on the base on the free end side of the test piece mount so as to face the first stanchion, and a test piece provided on the second stanchion. A plate surface texture testing machine having a mounting base locking device capable of locking and freeing the mounting base against the force of a biasing body.