CN214716907U - PVA adding device in surface sizing starch - Google Patents

Abstract

The utility model discloses an interpolation device of PVA in surface sizing starch, belong to surface sizing PVA and add the device field, its technical scheme main points are, add the device body including PVA, the PVA bin, the air pressure bar, including a motor, an end cap, a controller, and a cover plate, the interpolation device of PVA in this kind of surface sizing starch, through reciprocating of air pressure bar drive centrum abrasive brick reciprocate can with the recess contact and the separation in the abrasive brick, reach the purpose of the distance of the abrasive brick 6 of breaking and shutting and 8 with the centrum abrasive brick, thereby the effect of control blanking volume, the grinding of its recess formula is accompanied with the grinding of centrum abrasive brick, can grind abundant effect, later be equipped with little centrum on the centrum abrasive brick, its little cone is accompanied with the rotation of centrum abrasive brick, can be with the effect of stopping up the PVA at abrasive brick top and break up, and sustainable reinforced effect when the machine is opened.

Description

PVA adding device in surface sizing starch

Technical Field

The utility model relates to a surface sizing PVA adds the device field, in particular to PVA's interpolation device in the surface sizing starch.

Background

When making paper, it is necessary to coat the surface sizing agent on the surface of paper sheet by sizing press, and the sizing agent is made by using PVA (polyvinyl alcohol) polyvinyl alcohol which is an organic compound, and is in the form of white sheet, floccule or powder solid, and its polyvinyl alcohol is ground into fine powder, and its quantity when adding it and using it is necessary to control.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model discloses an above-mentioned technical purpose can realize through following technical scheme: the utility model provides an interpolation device of PVA in surface sizing starch, includes that PVA adds device body, PVA bin, air pressure bar, motor, PVA bin bottom is connected with the blanking mouth, blanking mouth department is equipped with from top to bottom halving, and its middle open-ended grinding block of first half undercut, grinding block lower half is equipped with the recess to the indent, the recess contact of the bottom of grinding block has the centrum to grind the piece, centrum grinding block bottom is connected with the motor, the motor is located in the slider, the slider is located in the spout, the bottom of centrum grinding block is located to the spout, be equipped with the air pressure bar in the spout and be connected with the slider, blanking mouth downwardly extending swing joint has the pipeline, the pipe connection has the funnel.

Furthermore, the position that the side of blanking mouth is close to the pipeline is equipped with the slope, the pipeline both ends are equipped with the stopper of threaded hole, the position that the both ends of blanking mouth are close to the stopper is equipped with the through-hole.

Further, the air pressure rod is wrapped in the protective shell.

Further, the PVA adding device body is installed on the support.

Furthermore, a small cone is arranged at the top of the cone grinding block, and the small cone is divided into four grooves in half.

To sum up, the utility model discloses following beneficial effect has:

this kind of PVA's interpolation device in surface sizing starch, through the reciprocating of air pressure bar drive centrum abrasive brick reciprocate can with the grinding block in recess contact and separation, reach the purpose of the distance of the abrasive brick 6 that falls of opening and shutting and centrum abrasive brick 8, thereby the effect of control blanking volume, the grinding of its recess formula is accompanied with the grinding of centrum abrasive brick, can grind abundant effect, later be equipped with little centrum on the centrum abrasive brick, its little cone is accompanied with the rotation of centrum abrasive brick, can be with the effect that blocks up the PVA at the abrasive brick top and break through, and sustainable reinforced effect when the machine is started.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

fig. 2 is a structure view of the blanking port of the present invention.

In the figure: PVA adds device body 1, PVA bin 2, atmospheric pressure pole 3, motor 4, blanking mouth 5, grinding piece 6, recess 7, centrum grinding piece 8, slider 9, spout 10, pipeline 11, funnel 12, slope 13, stopper 14, through-hole 15, protection casing 16, support 17, little cone 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a device for adding PVA to surface sizing starch comprises a PVA adding device body 1, a PVA storage tank 2, a pneumatic rod 3, a motor 4, the bottom of the PVA storage box 2 is connected with a blanking port 5, the blanking port 5 is provided with an upper half part and a lower half part, the upper half part of the grinding block 6 is downwards sunken and the middle part is provided with an opening, the lower half part of the grinding block 6 is provided with an upwards concave groove 7, a groove 7 at the bottom of the grinding block 6 is contacted with a cone grinding block 8, the bottom of the cone grinding block 8 is connected with a motor 4, the motor 4 is arranged in a slide block 9, the slide block 9 is arranged in a slide groove 10, the slide groove 10 is arranged at the bottom of the centrum grinding block 8, the pneumatic rod 3 is arranged in the sliding groove 10 and connected with the sliding block 9, the blanking port 5 extends downwards and is movably connected with a pipeline 11, and the pipeline 11 is connected with a funnel 12.

Wherein, the position that the side of blanking mouth 5 is close to pipeline 11 is equipped with slope 13, pipeline 11 both ends are equipped with the stopper 14 of threaded hole, the position that the both ends of blanking mouth 5 are close to stopper 14 is equipped with through-hole 15.

Wherein the gas strut 3 is enclosed in a protective housing 15.

Wherein the PVA adding device body 1 is installed on a bracket 16.

Wherein, the top of the cone grinding block 8 is provided with a small cone 17, and the small cone 17 is divided into four grooves.

According to the technical characteristics, the PVA adding device in the surface sizing starch comprises a PVA adding device body 1 arranged on a support 18, a PVA storage box 2 arranged at the top of the PVA adding device body 1, a blanking port 5 arranged at the lower part of the PVA adding device body, a halving part arranged at the blanking port 5, a grinding block 6 with an opening in the middle of the upper part and a downward sinking part of the upper part, a groove 7 of only the lower half part of the grinding block 6 can be ground, the upper half part is smooth, a cone grinding block 8 is arranged below the grinding block 6, two parts of the cone grinding block 8 are in matched contact with the groove 7, when the motor 4 drives the cone grinding block 8 to rotate, the PVA can be finely ground, the motor 4 is arranged in a sliding block 9, a sliding block 9 is arranged at the bottom of a sliding groove 10, an air pressure rod 3 connected with the sliding block 9, the sliding block can push the sliding block upwards or downwards, the effect of the grinding size and the blanking amount can be controlled by the blanking port, the pipeline 11 is connected with the downward extending part of the PVA adding device body 5, two sides of the pipeline 11 are provided with a limiting block 14 with a threaded hole, two ends of the blanking port 5 are provided with through holes 15 near the limiting block 14, the stopper 14 is inserted into the through hole 15, then one end of the threaded hole of the stopper 16 faces outward, the pipe 11 connected with the stopper 14 can be screwed down by a screw, the pipeline 11 is deformable, if the interior of the pipeline 11 needs to be cleaned, only a screw needs to be unscrewed, and the limiting block 14 is taken out from the through hole 15, the pipeline 11 can be detached, the limiting block 14 is connected with the outer wall of the pipeline 11 because the pipeline 11 needs to be sealed, one end of the pipeline 11, which is far away from the limiting block 14, is connected with a funnel 12 for discharging and adding, wherein the falling port 5 is close to the slope 13 of the motor 4 to play a role of backflow, the grinding block 8 of the cone body is provided with a small cone body 19, the small cone 19 can break through the PVA blocked at the top of the grinding block 6 along with the rotation of the cone grinding block 8.

The working principle is as follows: this kind of PVA's interpolation device in surface sizing starch, the reciprocating through pneumatic rod 3 drives centrum abrasive brick 8 and reciprocates and can contact and separate with the recess 7 in the abrasive brick 6, reach the purpose of the distance of the abrasive brick 6 that falls of opening and shutting and centrum abrasive brick 8, thereby the effect of control blanking volume, the grinding of its recess 7 formula is along with the grinding of centrum abrasive brick 8, can grind abundant effect, later be equipped with little centrum 19 on the centrum abrasive brick 8, its little cone 18 is along with the rotation of centrum abrasive brick 8, can be with the effect that blocks up the PVA at abrasive brick 6 top and get through.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a PVA adds device in surface sizing starch, adds device body (1), PVA bin (2), atmospheric pressure pole (3), motor (4) including PVA, its characterized in that: PVA bin (2) bottom is connected with blanking mouth (5), blanking mouth (5) department is equipped with from top to bottom to the halving, and its middle open-ended grinding block (6) of first half undercut, grinding block (6) lower half is equipped with to indent recess (7), there is centrum grinding block (8) recess (7) contact of the bottom of grinding block (6), centrum grinding block (8) bottom is connected with motor (4), during slider (9) are located in motor (4), in spout (10) are located in slider (9), the bottom of centrum grinding block (8) is located in spout (10), be equipped with air pressure bar (3) in spout (10) and be connected with slider (9), blanking mouth (5) downwardly extending swing joint has pipeline (11), pipeline (11) are connected with funnel (12).

2. The device for adding PVA to surface sizing starch as set forth in claim 1, wherein: the position that the side of blanking mouth (5) is close to pipeline (11) is equipped with slope (13), pipeline (11) both ends are equipped with stopper (14) with the screw hole, the position that the both ends of blanking mouth (5) are close to stopper (14) is equipped with through-hole (15).

3. The device for adding PVA to surface sizing starch as set forth in claim 1, wherein: the air pressure rod (3) is wrapped in a protective shell (16).

4. The device for adding PVA to surface sizing starch as set forth in claim 1, wherein: the PVA adding device body (1) is installed on a support (17).

5. The device for adding PVA to surface sizing starch as set forth in claim 1, wherein: the top of the cone grinding block (8) is provided with a small cone (18), and the small cone (18) is divided into four grooves.

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