CN209821019U - Printing ink anti-settling performance testing device - Google Patents

Abstract

The utility model relates to a printing ink anti-settling performance testing arrangement, be provided with first horizontal pole, and seted up the through-hole on it, can accurately determine the distance and the time that first ball descends, solved the problem that can't accurately measure the distance and the time that first ball descends that lead to under bad conditions such as light and light refraction, still solved prior art and can't measure the problem that first ball descends specific distance and descends the required time of this specific distance in the printing ink sample, can effectively avoid the damage that the high-speed descending of first ball caused to splendid attire printing ink sample container bottom in traditional measurement simultaneously; be provided with the second ball, can effectively reduce the effect of gravity to first ball, greatly reduce the speed that first ball descends, increase first ball and descend the required time of certain distance in the printing ink sample to increase the utility model discloses device measuring result's accuracy improves the efficiency that detects.

Description

Printing ink anti-settling performance testing device

Technical Field

The utility model relates to a printing ink detects technical field, especially relates to an anti sedimentation performance testing arrangement of printing ink.

Background

The printing ink is an important material for printing packaging material, and is used for printing patterns and characters on a printing stock, and comprises a main component and an auxiliary component which are uniformly mixed and repeatedly rolled to form a viscous colloidal fluid. The precipitation phenomenon of the ink is almost similar to the acidification condition, most of the precipitation phenomena are caused by that one or more resins in an ink system are not completely dissolved mutually when mixed, or a certain resin is not dissolved (such as turbid), the packaging printing ink can also cause flooding, light color and inconsistent ink film package luster by using a single solvent or a wrong solvent in the printing process, and the precipitation phenomenon of the ink is mainly caused by that 1, the ink is overdue; 2. precipitation that occurs because the pigment forms large flocs; 3. the ink is thicker, and the viscosity of the ink with high concentration and low viscosity is not good for plastic fluid; 4. except for layering, precipitation and precipitation during storage, the binder in the ink system is not stable; 5. adding undesirable thinner or varnish, etc. during printing of the package.

After the printing ink is stored for a period of time, the upper part of the printing ink has low viscosity and light color and concentration; high viscosity at the lower part and deep color and concentration. Because the pigment is not well dispersed in the vehicle, the relative density of the pigment or the filler is too high, the problem of sedimentation is easy to occur after long-term storage, and in severe cases, the bottom of the container even generates sedimentation which is difficult to stir. The ink which is easy to settle and the ink at the bottom of the container can not be effectively utilized, so that the use cost of the ink of printing enterprises is increased, and the color of the printed product is deviated. And whether the ink is easy to precipitate or not is not effectively measured and evaluated in the industry, and relevant ink precipitation resistance detection equipment is rarely reported.

SUMMERY OF THE UTILITY MODEL

For overcoming the defects of the prior art, the utility model aims to provide a printing ink anti-settling performance testing device with simple structure and strong practicability.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides an anti settling property testing arrangement of printing ink, includes base, bracing piece, first horizontal pole and second horizontal pole, the upper surface of base is equipped with vertical bracing piece, first horizontal pole all transversely sets up on the bracing piece with the second horizontal pole, the second horizontal pole is located the top of bracing piece, the second horizontal pole is located the top of first horizontal pole, be fixed with two left and right pulleys on the second horizontal pole, two pulleys between around having the string, the left end of string hangs first ball, the right-hand member of string hangs the second ball, the through-hole has been seted up on the first horizontal pole, the through-hole is located the second ball directly over, the string passes the through-hole for the string can be along vertical direction up-and-down motion in the through-hole, the external diameter of second ball is greater than the diameter of through-hole, the quality of first ball is greater than the quality of second ball.

Further, the first cross rod is connected to the support rod in a sliding mode.

Further, still include the staving that is used for splendid attire sample to be measured.

Furthermore, a notch communicated with the through hole is formed in the first cross rod, and the notch is used for enabling the thin rope to transversely enter and exit the through hole in the first cross rod.

Further, a groove is formed in the pulley.

Furthermore, be provided with sound generating mechanism on the first horizontal pole of second ball top, sound generating mechanism is used for colliding with the second ball and makes the sound.

Further, the sound generating device is a drum body or a metal sheet.

Furthermore, scales are arranged on the string.

The utility model adopts the above technical scheme's beneficial effect is: the utility model relates to a printing ink anti-settling performance testing arrangement, be provided with first horizontal pole, and seted up the through-hole on it, first horizontal pole plays the effect of injecing the vertical landing of first ball in the printing ink sample, and the use of stopwatch is matched with again, can make the utility model discloses the device can accurately determine the distance and the time that first ball descends, has solved the problem that can't accurately measure the distance and the time that first ball descends that lead to under bad conditions such as light bad and light refraction, has still solved the problem that prior art can't measure the specific distance of first ball decline and descend the specific distance required time in the printing ink sample, can effectively avoid the damage that first ball high speed caused the bottom of splendid attire printing ink sample container in the traditional measurement simultaneously, has greatly increased the life of equipment; the utility model discloses the device is provided with the second ball, can effectively reduce the effect of gravity to first ball, greatly reduces the speed that first ball descends, increases first ball and descends the required time of certain distance in the printing ink sample, thereby increases the utility model discloses the accuracy of device measuring result improves the efficiency that detects.

The utility model relates to a printing ink anti-settling performance testing device, the utility model discloses the device first horizontal pole sliding connection can play the effect of aligning the printing ink sample liquid level height that awaits measuring on the bracing piece, further promotes the accuracy of measurement; the first cross rod is provided with a notch communicated with the through hole, so that the thin rope and the round beads at the two ends of the thin rope can be conveniently replaced; the pulley is provided with the groove, so that the string can be effectively prevented from falling off the pulley, and the practicability is high; be provided with sound generating mechanism on the first horizontal pole, can judge that the test timing stops according to the sound, greatly promote the utility model discloses the use of device is experienced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the first cross bar of the present invention.

Detailed Description

The present invention will be further described with reference to the following drawings and examples, which should not be construed as limiting the invention in any way.

As shown in fig. 1 and 2, an ink anti-settling performance testing device includes a base 1, a supporting rod 2, a first cross rod 3 and a second cross rod 4, wherein the upper surface of the base 1 is provided with the vertical supporting rod 2, the first cross rod 3 and the second cross rod 4 are both transversely arranged on the supporting rod 2, the second cross rod 4 is located at the top end of the supporting rod 2, the second cross rod 4 is located above the first cross rod 3, the second cross rod 4 is fixed with a left pulley 5 and a right pulley 5, a string 6 is wound between the two pulleys 5, the left end of the string 6 is hung with a first ball 7, the right end of the string 6 is hung with a second ball 8, the first cross rod 3 is provided with a through hole 31, the through hole 31 is located right above the second ball 8, the string 6 passes through the through hole 31, so that the string 6 can move up and down in the through hole 31 in the vertical direction, the outer diameter of the second round bead 8 is larger than the diameter of the through hole 31, the mass of the first round bead 7 is larger than the mass of the second round bead 8, the first cross rod 3 is connected to the support rod 2 through one or more of a buckle, a hoop, a bolt or a height adjusting nut, the barrel 9 is used for containing a sample to be tested, the first cross rod 3 is provided with a notch 32 communicated with the through hole 31, the notch 32 is used for enabling the string 6 to transversely enter and exit the through hole 31 in the first cross rod 3, the pulley 5 is provided with a groove, the first cross rod above the second round bead 8 is provided with a sound generating device 33, the sound generating device 33 is used for colliding with the second round bead 8 and generating sound, the sound generating device 33 is a copper hollow arc body, the sound generating device 33 is installed in the through hole 31, the bottom of the sound generating device 33 is flush with the lower surface of the first cross rod 3, the sound generating device 33 is provided with a small hole 331 penetrating through the sound generating device 33, so that the string 6 can move up and down in the small hole 331 along the vertical direction, and scales are arranged on the string 6.

The utility model relates to a printing ink anti-settling performance testing arrangement's application method, including following step:

(1) standing at a low temperature: putting the ink sample into a barrel body 9, sealing the barrel body 9, and standing and storing for 6-8 days at the temperature of 3.5-4.5 ℃;

(2) standing at normal temperature: standing and storing for 3-5 h at the temperature of 22-25 ℃;

(3) sample detection: 1) and (3) standing ink measurement: opening the barrel body 9, adjusting the position of the second ball 8 to enable the distance of the string 6 which can move upwards in the through hole 31 to be A, adjusting the position of the barrel body 9 to enable the first ball 8 to be in contact with the liquid level of the ink sample, and measuring and recording the required time 1 when the vertical falling distance of the first ball 8 in the ink sample is A; 2) measurement of uniform ink: uniformly stirring the ink sample after the static ink measurement, standing for 8-12 min, and measuring and recording the required time 2 of the first round bead 8 when the vertical falling distance of the ink sample is A by using the method in the step 1);

(4) the ratio of time 1 to time 2 is calculated.

In the step (3), the vertical falling distance A of the first round bead 8 in the ink sample is 0.4-0.6 times of the depth of the ink sample.

The principle of the device is as follows: under the condition that the ink is fully and uniformly stirred, substances such as pigments, fillers, connecting materials and the like in the ink are uniformly distributed on each point, the density of each point is the same, so that the buoyancy at the same height position is the same, the substances such as the pigments, the fillers, the connecting materials and the like in the ink gradually sink after the ink is placed for a period of time, the solid content proportion of the upper ink is lower than that of the lower ink and is more obvious downwards, namely the density of the ink is sequentially increased from top to bottom, so that the balls sink into the ink from top to bottom, the buoyancy borne by the balls is sequentially increased, the testing method evaluates the anti-settling property of the ink by comparing the sinking time of the balls in the ink in the standing state and the upper half part of the uniform ink, and evaluates the anti-settling property of the ink by measuring the ratio of the sinking time of the balls in the measurement of the ink in the standing state and the uniform, the closer the ratio is to 100%, the better the precipitation resistance is.

The foregoing shows and describes the general principles and features of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. A device for testing the anti-settling performance of printing ink is characterized by comprising a base, a support rod, a first cross rod and a second cross rod, the upper surface of the base is provided with a vertical supporting rod, the first cross rod and the second cross rod are both transversely arranged on the supporting rod, the second cross bar is positioned at the top end of the supporting rod, the second cross bar is positioned above the first cross bar, a left pulley and a right pulley are fixed on the second cross bar, a string is wound between the two pulleys, a first ball is hung at the left end of the thin rope, a second ball is hung at the right end of the thin rope, a through hole is arranged on the first cross rod, the through hole is positioned right above the second ball, the thin rope passes through the through hole, so that the thin rope can move up and down in the through hole along the vertical direction, the outer diameter of the second ball is larger than the diameter of the through hole, and the mass of the first ball is larger than that of the second ball.

2. The ink anti-settling performance testing apparatus of claim 1, wherein the first cross bar is slidably connected to the support bar.

3. The ink anti-settling performance testing device of claim 1, further comprising a barrel for containing a sample to be tested.

4. The ink anti-settling property testing device as claimed in claim 1, wherein the first cross bar is provided with a notch communicated with the through hole, and the notch is used for enabling the string to transversely go in and out of the through hole in the first cross bar.

5. The ink anti-settling property testing device of claim 1, wherein the pulley is provided with a groove.

6. The ink anti-settling performance testing device of claim 1, wherein a sound generating device is arranged on the first cross bar above the second ball, and the sound generating device is used for colliding with the second ball and generating sound.

7. The ink anti-settling performance testing device of claim 6, wherein the sound generating device is a drum or a metal sheet.

8. The ink anti-settling property testing device as claimed in claim 1, wherein the string is provided with a scale.