CN214872150U - Plastic powder prepressing machine - Google Patents

Abstract

The utility model discloses a mould powder preformer, including two sets of support frames of placing parallel to each other and connect the spacing connecting rod between two sets of support frames, it is two sets of be connected with the squeeze roll between the support frame, and the squeeze roll is connected with the inside sliding block of support frame with movable mounting, there is spacing bolt sliding block towards one side of squeeze roll through spring coupling to set up the electromagnetic plate in the inside of sliding block. The utility model discloses a mould powder preformer, firstly through set up spacing bolt in one side of sliding block, and set up the electromagnetic plate in the inside of sliding block, can change and adjust the squeeze roll as required, thus reduce the squeeze roll and repair and detect the degree of difficulty; secondly, through set up drive gear in the upper and lower both sides of sliding block to with the cingulum meshing of spout inner wall, can adjust the interval between two sets of squeeze rolls, conveniently process out the raw and other materials of different thickness as required, improve the suitability of device.

Description

Plastic powder prepressing machine

Technical Field

The utility model relates to a preformer technical field, in particular to mould powder preformer.

Background

The plastic powder prepressing machine is a device for extruding plastic powder into sheets, but with the development of science and technology, the requirements of people on the plastic powder prepressing machine are higher and higher, so that the traditional plastic powder prepressing machine cannot meet the use requirements of people;

at present, when an existing plastic powder prepressing machine is used, extrusion rollers need to be used for a long time, the existing extrusion rollers are installed inside the plastic powder prepressing machine and are not easy to detach, a user needs to spend a large amount of time and energy for adjustment and repair, the process influences the normal use of the device and causes reduction of production efficiency, secondly, before the device is used, the distance between the two extrusion rollers needs to be adjusted manually according to the thickness of a required plastic sheet, and due to uncertainty of manual adjustment, the process needs the user to detect and adjust for many times, so that the normal use of the device is influenced.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a mould powder preformer can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a plastic powder prepressing machine comprises two groups of support frames which are arranged in parallel and limit connecting rods which are connected between the two groups of support frames, a feeding funnel for storing plastic powder is arranged above the support frames, the feeding funnel is positioned in a gap between the two groups of limit connecting rods at the top of the support frames, wherein,

two sets of be connected with two sets of squeeze rolls that are parallel to each other between the support frame, and squeeze roll is connected with the inside sliding block of support frame, there is spacing bolt sliding block towards one side of squeeze roll through spring coupling to set up the electromagnetic plate that can attract spacing bolt in the inside of sliding block.

Preferably, the feed opening of the feed hopper is located at the gap between the two sets of squeeze rollers.

Preferably, a cleaning brush is connected between the two groups of supporting frames, and bristles on the cleaning brush are attached to the outer wall of the squeezing roller.

Preferably, the sliding block is internally provided with an electromagnetic coil and can be attracted with an iron sheet arranged inside the limiting bolt.

Preferably, the butt joint groove has all been seted up at the both ends of squeeze roll, and the internal diameter in butt joint groove equals with the external diameter of spacing bolt to set up the bearing that can laminate with the butt joint inslot wall in the outside of spacing bolt.

Preferably, the inner wall of the butt joint groove is provided with a squeezing plate connected with a limiting bolt, and the squeezing plate is driven by a driving motor arranged inside the squeezing roller.

Preferably, the spout has been seted up to the inboard of support frame, and sliding block sliding connection is in the inside of spout, the upper and lower both ends of sliding block all are connected with drive gear through the pivot, and drive gear with install the cingulum meshing at the spout inner wall.

Preferably, the drive gear is driven by a self-locking motor mounted inside the slide block.

Compared with the prior art, the utility model discloses following beneficial effect has:

firstly, one side of the sliding block is provided with the limiting bolt, and the electromagnetic plate is arranged in the sliding block, so that the squeeze roller can be replaced and adjusted as required, and the difficulty in repairing and detecting the squeeze roller is reduced;

secondly, the cleaning brush is arranged between the supporting frames, so that impurities adhered to the outer wall of the extrusion roller can be removed, the influence on the normal use of the extrusion roller is avoided, and the production precision of products is improved;

third, set up drive gear through the upper and lower both sides at the sliding block to with the cingulum meshing of spout inner wall, can adjust the interval between two sets of squeeze rolls, conveniently process out the raw and other materials of different thickness as required, improve device's suitability.

Drawings

FIG. 1 is an overall structure diagram of a molding powder prepress of the present invention;

FIG. 2 is a structural diagram of the plastic powder prepressing machine after the squeeze roll is taken out;

FIG. 3 is a structural diagram of a sliding block in a molding powder preformer of the present invention;

FIG. 4 is a structural diagram of the squeeze roll of the plastic powder pre-press of the present invention;

FIG. 5 is a cross-sectional view of a sliding block in a molding powder preformer of the present invention;

fig. 6 is a partial cross-sectional view of the squeeze roll of the plastic powder pre-press of the present invention.

In the figure: 1. a support frame; 2. a limiting connecting rod; 3. a feed hopper; 4. a squeeze roll; 5. a slider; 6. a chute; 7. a limiting bolt; 8. a drive gear; 9. a butt joint groove; 10. an electromagnetic plate; 11. a pressing plate; 12. the motor is driven.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-6, a molding powder prepress comprises two groups of support frames 1 arranged in parallel and a limit connecting rod 2 connected between the two groups of support frames 1, a feeding funnel 3 for storing molding powder is arranged above the support frames 1, the feeding funnel 3 is positioned in a gap between the two groups of limit connecting rods 2 at the top of the support frames 1, wherein,

be connected with two sets of squeeze roll 4 that are parallel to each other between two sets of support frames 1, and squeeze roll 4 is connected with movable mounting at the inside sliding block 5 of support frame 1, and sliding block 5 has spacing bolt 7 towards one side of squeeze roll 4 through spring coupling to set up the electromagnetic plate 10 that can attract spacing bolt 7 in the inside of sliding block 5.

Referring to fig. 1, the feed opening of the feed hopper 3 is located at the gap between the two sets of squeeze rollers 4.

Referring to fig. 1 and 2, a cleaning brush is connected between the two sets of support frames 1, and bristles of the cleaning brush are attached to the outer wall of the squeeze roller 4.

Referring to fig. 5, an electromagnetic coil is disposed inside the sliding block 5, and the electromagnetic coil can be attracted to an iron sheet disposed inside the limit bolt 7.

Referring to fig. 3, 4 and 5, the two ends of the squeeze roller 4 are both provided with a butt-joint groove 9, the inner diameter of the butt-joint groove 9 is equal to the outer diameter of the limit bolt 7, and a bearing which can be attached to the inner wall of the butt-joint groove 9 is arranged outside the limit bolt 7.

Referring to fig. 6, a pressing plate 11 connected with the limit latch 7 is installed on the inner wall of the docking slot 9, and the pressing plate 11 is driven by a driving motor 12 installed inside the pressing roller 4.

Referring to fig. 2 and 3, a sliding groove 6 is formed in the inner side of the support frame 1, the sliding block 5 is slidably connected inside the sliding groove 6, the upper end and the lower end of the sliding block 5 are both connected with a driving gear 8 through a rotating shaft, and the driving gear 8 is meshed with a toothed belt installed on the inner wall of the sliding groove 6.

Referring to fig. 5, the driving gear 8 is driven by a self-locking motor installed inside the sliding block 5.

Before use, firstly controlling the electromagnetic plate 10 arranged inside the sliding block 5 to be electrified to generate magnetism, attracting the iron sheet arranged inside the limiting bolt 7, leading the limiting bolt 7 to extrude the spring behind the limiting bolt 7, thereby contracting the inside of the sliding block 5, then placing the extrusion roller 4 between the two groups of sliding blocks 5, leading the butt joint grooves 9 at the two ends of the extrusion roller 4 to correspond to the limiting bolt 7, simultaneously controlling the electromagnetic plate 10 to be powered off, leading the limiting bolt 7 to pop up under the action of the spring behind the limiting bolt, inserting into the butt joint grooves 9 at the two ends of the extrusion roller 4 and attaching with the extrusion plates 11 in the butt joint grooves 9, fixing the extrusion roller 4, adjusting the distance between the extrusion rollers 4 after completion, driving the driving gear 8 arranged inside the sliding block 5 to rotate by controlling the self-locking motor arranged inside the sliding block 5, and because the driving gear 8 is meshed with the toothed belt arranged inside the sliding groove 6, therefore, when the driving gear 8 rotates, the driving gear can slide along the extending direction of the sliding groove 6, so that the distance between the two groups of squeezing rollers 4 is adjusted, and plastic sheets with different thicknesses can be conveniently processed.

During the use, to mould in the powder pours into the feed hopper 3 at support frame 1 top into, afterwards, open the driving motor 12 of installing in squeeze roll 4 inside, it is rotatory to make it drive the stripper plate 11 of installing in butt joint groove 9 inside, because stripper plate 11 is connected with the spacing bolt 7 that inserts in butt joint groove 9, and sliding block 5 is unable rotatory, consequently, when driving motor 12 drives stripper plate 11 rotatory, can drive squeeze roll 4 rotatory, thereby mould the powder to between two sets of squeeze rolls 4 and extrude, make and mould the powder extrusion and be the slice, discharge by the below of support frame 1 again, the pre-compaction of moulding the powder is accomplished.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. 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 moulding powder preformer which is characterized in that: comprises two groups of supporting frames (1) which are arranged in parallel and limiting connecting rods (2) which are connected between the two groups of supporting frames (1), a feeding funnel (3) used for storing plastic powder is arranged above the supporting frames (1), the feeding funnel (3) is positioned in a gap between the two groups of limiting connecting rods (2) at the top of the supporting frames (1), wherein,

two sets of be connected with two sets of squeeze roll (4) that are parallel to each other between support frame (1), and squeeze roll (4) are connected with movable mounting at inside sliding block (5) of support frame (1), there is spacing bolt (7) sliding block (5) one side towards squeeze roll (4) through spring coupling to set up electromagnetic plate (10) of adsorbable spacing bolt (7) in the inside of sliding block (5).

2. A molding powder prepress according to claim 1, characterized in that: the feed opening of the feed hopper (3) is positioned at the gap between the two groups of extrusion rollers (4).

3. A molding powder prepress according to claim 1, characterized in that: and two sets of cleaning brushes are connected between the support frames (1), and the bristles on the cleaning brushes are attached to the outer walls of the squeezing rollers (4).

4. A molding powder prepress according to claim 1, characterized in that: and an electromagnetic coil is arranged in the sliding block (5) and can be attracted with an iron sheet arranged in the limiting bolt (7).

5. A molding powder prepress according to claim 1, characterized in that: butt joint groove (9) have all been seted up at the both ends of squeeze roll (4), and the internal diameter of butt joint groove (9) equals with the external diameter of spacing bolt (7) to set up the bearing that can laminate with butt joint groove (9) inner wall in the outside of spacing bolt (7).

6. A molding powder pre-press according to claim 5, characterized in that: the inner wall of the butt joint groove (9) is provided with an extrusion plate (11) connected with the limiting bolt (7), and the extrusion plate (11) is driven by a driving motor (12) arranged inside the extrusion roller (4).

7. A molding powder prepress according to claim 1, characterized in that: spout (6) have been seted up to the inboard of support frame (1), and sliding block (5) sliding connection is in the inside of spout (6), the upper and lower both ends of sliding block (5) all are connected with drive gear (8) through the pivot, and drive gear (8) with install the cingulum meshing at spout (6) inner wall.

8. A molding powder pre-press according to claim 7, characterized in that: the driving gear (8) is driven by a self-locking motor arranged inside the sliding block (5).

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