CN213996652U

CN213996652U - Mould powder sieving mechanism

Info

Publication number: CN213996652U
Application number: CN202022159631.1U
Authority: CN
Inventors: 罗中云
Original assignee: Hangzhou Fuyang Changsheng Auto Parts Hardware Co Ltd
Current assignee: Hangzhou Fuyang Changsheng Auto Parts Hardware Co Ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-08-20
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a plastic powder screening device, which comprises a frame and a screening box arranged on the frame; the screening machine is characterized by further comprising a power mechanism arranged on the screening box and a screening mechanism movably arranged in the screening box and connected with the power mechanism. The utility model, through the arrangement of the power mechanism, can complete spiral feeding and simultaneously drive the screening mechanism to rotate, thereby increasing the screening efficiency and ensuring the screening effect; through the setting of one-level discharge gate and second grade discharge gate, mould the powder automatic classification after will screening and from the automatic discharge of corresponding discharge gate, save the hand labor power.

Description

Mould powder sieving mechanism

Technical Field

The utility model relates to a mould the powder screening, specifically indicate a mould powder sieving mechanism.

Background

In the production process of molding powder, a method of grinding plastic sheets or plastic particles to form molding powder is generally adopted, the size of the particle size of the ground molding powder has a larger error range due to the limitation of equipment precision, the particle size of the molding powder has an important influence on the performance of the coating, and in order to keep the good performance of the coating, the particle size of the molding powder needs to be kept within a certain range; at present, a plurality of screening devices are low in screening efficiency and poor in screening effect, a plurality of plastic powders with the standard particle sizes are accumulated in plastic packages which do not reach the standard and are difficult to screen out, and sometimes, the plastic powders can be completely screened out only by screening for a plurality of times, so that time is consumed; and at present still there are a lot of sieving mechanism at every screening back need take out the screen cloth and clear away remaining not up to standard moulding powder manual work in the screen cloth, can not be at the automatic discharge of screening in-process, then use in remounting the sieving mechanism, otherwise not up to standard moulding powder piles up can influence the effect of moulding powder screening in the screen cloth, wastes time and energy, and inefficiency, the effect is poor. Therefore, a molding powder screening device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a moulding powder sieving mechanism in order to solve above problem.

In order to achieve the purpose, the utility model provides a plastic powder screening device which comprises a frame and a screening box arranged on the frame; the screening machine is characterized by also comprising a power mechanism arranged on the screening box and a screening mechanism which is movably arranged in the screening box and is connected with the power mechanism; the screening mechanism comprises a driving disc and a driven disc which are movably connected with the screening box, and a screen installed between the driving disc and the driven disc; the driving disc is provided with a positioning ring, and the driven disc is provided with a limiting ring; the screening box is provided with a positioning groove and a limiting groove which are matched with the positioning ring and the limiting ring; the power mechanism is arranged on the screening box on one side of the driving disc.

Preferably, the power mechanism comprises a feeding shell fixedly arranged on the screening box and a motor arranged on the feeding shell; the motor is connected with a feeding shaft, and the feeding shaft is provided with a helical blade; the driving disc is further provided with a connecting clamping block, and the feeding shaft is provided with a clamping groove matched with the connecting clamping block.

Further preferably, a hopper is further mounted on the feeding shell.

Further preferably, the bottom of the screening box is provided with an inclined material cavity, and the bottom of the material cavity is provided with a first-level discharge hole.

Further preferably, the screening box is further provided with a cover plate through a bolt, and the cover plate is provided with a secondary discharge hole.

The utility model, through the arrangement of the power mechanism, can complete spiral feeding and simultaneously drive the screening mechanism to rotate, thereby increasing the screening efficiency and ensuring the screening effect; through the setting of one-level discharge gate and second grade discharge gate, mould the powder automatic classification after will screening and from the automatic discharge of corresponding discharge gate, save the hand labor power.

Drawings

FIG. 1 is a schematic sectional structure of the present invention;

FIG. 2 is a schematic view of the enlarged partial structure of the present invention;

FIG. 3 is a schematic view of the enlarged partial structure of the present invention;

FIG. 4 is a schematic diagram of the structure of the middle driving disk of the present invention

Figure 5 is the structural schematic diagram of the feeding shaft in the utility model.

Illustration of the drawings: 1. a frame; 2. a screening box; 21. positioning a groove; 22. a limiting groove; 23. a material cavity; 24. a first-stage discharge hole; 25. a cover plate; 26. a secondary discharge hole; 3. a power mechanism; 31. a motor; 32. a feed shaft; 33. a helical blade; 35. a card slot; 36. a hopper; 37. a feeding housing; 4. a screening mechanism; 41. a driving disk; 42. a driven plate; 43. screening a screen; 44. a positioning ring; 45. a limiting ring; 46. and connecting the clamping blocks.

Detailed Description

The following description will further describe a plastic powder screening device according to the present invention with reference to the accompanying drawings.

As shown in fig. 1, the plastic powder screening apparatus of the present embodiment includes a frame 1 and a screening box 2 mounted on the frame 1; the device is characterized by also comprising a power mechanism 3 arranged on the screening box 2 and a screening mechanism 4 movably arranged in the screening box 2 and connected with the power mechanism 3; the screening mechanism 4 comprises a driving disc 41 and a driven disc 42 which are movably connected with the screening box 2, and a screen 43 arranged between the driving disc 41 and the driven disc 42; a positioning ring 44 is arranged on the driving disc 41, and a limit ring 45 is arranged on the driven disc 42; the screening box 2 is provided with a positioning groove 21 and a limiting groove 22 which are matched with the positioning ring 44 and the limiting ring 45; the power mechanism 3 is arranged on the screening box 2 at one side of the driving disc 41; through the arrangement of the power mechanism 3, the spiral feeding is completed, and meanwhile, the screening mechanism 4 is driven to rotate, so that the screening efficiency is increased and the screening effect is ensured; through set up holding ring 44 and spacing ring 45 on drive disc 41 and driven disc 42, set up corresponding constant head tank 21 and spacing groove 22 on screening case 2, fix a position and spacing screening mechanism 4, avoid it to take place to shift in the course of the work and drop, and lead to unable normal work to still play the guide effect to being connected of screening mechanism 4 and power unit 3, be convenient for assembly connection.

Further, as shown in fig. 1, 4-5, the power mechanism 3 includes a feeding housing 37 fixedly installed on the screening box 2, and a motor 31 installed on the feeding housing 37; the motor 31 is connected with a feeding shaft 32, and the feeding shaft 32 is provided with a helical blade 33; a connecting fixture block 46 is further arranged on the driving disc 41, and a clamping groove 35 matched with the connecting fixture block 46 is arranged on the feeding shaft 32; the feeding shaft 32 and the helical blades 33 on the feeding shaft 32 are arranged, and the helical blades 33 play a role in feeding; through set up connection fixture block 46 on drive plate 41, set up the draw-in groove 35 of looks adaptation on pay-off axle 32, connect through the cooperation of draw-in groove 35 and connection fixture block 46, when motor 31 drives pay-off axle 32 and rotates the pay-off, pay-off axle 32 drives drive plate 41 through the cooperation of connecting fixture block 46 and draw-in groove 35 and rotates to drive driven plate 42 and screen cloth 43 and rotate, make and mould the powder and overturn in screen cloth 43, increase screening efficiency and improve the screening effect.

Further, as shown in fig. 1, a hopper 36 is further mounted on the feeding housing 37; facilitating the transport of material into the feed housing 37.

Further, as shown in fig. 1, an inclined material cavity 23 is arranged at the bottom of the screening box 2, and a primary material outlet 24 is arranged at the bottom of the material cavity 23; by arranging the material cavity 23 to be inclined, the molding powder can be conveniently discharged from the material cavity 23 directly sliding to the first-level discharge hole 24, and the molding powder is prevented from being accumulated in the material cavity 23.

Further, as shown in fig. 1, a cover plate 25 is further installed on the screening box 2 through bolts, and a secondary discharge hole 26 is formed in the cover plate 25; through the arrangement of the cover plate 25 and the installation on the screening box 2 through bolts, the screening box is detachable, convenient to disassemble and assemble, convenient to maintain and convenient to replace and maintain the screening mechanism 4; through the setting of second grade discharge gate 26, make the moulding powder that does not pass through the screening pass through second grade discharge gate 26 automatic discharge along with screen cloth 43's rotation, avoid piling up influence screening in screen cloth 43 to reduce and maintain the number of times, reduce the labour, raise the efficiency.

The utility model discloses a working process: as shown in fig. 1-5, a worker pours plastic powder to be screened into a hopper, the motor 31 is powered on, the motor 31 drives the feeding shaft 32 to rotate, the feeding shaft 32 drives the helical blades 33 and the driving disc 41 to rotate, the plastic powder is spirally fed into the screen 43 through the helical blades 33, meanwhile, the driving disc 41 drives the screen 43 and the driven disc 42 to rotate, the screen 43 rotates to drive the plastic powder to turn over in the screen 43, so that the plastic powder is effectively and quickly screened, the screened plastic powder falls into the material cavity 23, and is discharged to the first-stage discharge port 24 through the inclined material cavity 23; the plastic powder which does not pass through the screen continuously moves forwards along with the rotation of the screen 43 and the push of the subsequent newly-filled plastic powder until the plastic powder moves to the secondary discharge port 26 and is discharged through the secondary discharge port 26; when needing to maintain, only need to pull down apron 25 from screening case 2, then take out screening mechanism 4 and can maintain or change easy operation convenient and fast.

The scope of the present invention is not limited to the above embodiments and their variations. The present invention is not limited to the above embodiments, and other modifications and substitutions may be made by those skilled in the art.

Claims

1. A plastic powder screening device comprises a rack (1) and a screening box (2) arranged on the rack (1); the device is characterized by also comprising a power mechanism (3) arranged on the screening box (2) and a screening mechanism (4) which is movably arranged in the screening box (2) and is connected with the power mechanism (3); the screening mechanism (4) comprises a driving disc (41) and a driven disc (42) which are movably connected with the screening box (2), and a screen (43) which is arranged between the driving disc (41) and the driven disc (42); a positioning ring (44) is arranged on the driving disc (41), and a limiting ring (45) is arranged on the driven disc (42); the screening box (2) is provided with a positioning groove (21) and a limiting groove (22) which are matched with the positioning ring (44) and the limiting ring (45); the power mechanism (3) is arranged on the screening box (2) on one side of the driving disc (41).

2. The molding powder screening device according to claim 1, wherein: the power mechanism (3) comprises a feeding shell (37) fixedly arranged on the screening box (2) and a motor (31) arranged on the feeding shell (37); the motor (31) is connected with a feeding shaft (32), and the feeding shaft (32) is provided with a helical blade (33); the driving disc (41) is further provided with a connecting clamping block (46), and the feeding shaft (32) is provided with a clamping groove (35) matched with the connecting clamping block (46).

3. A moulding powder sieving mechanism according to claim 2, characterized in that: and the feeding shell (37) is also provided with a hopper (36).

4. A moulding powder sieving mechanism according to claim 2, characterized in that: screening case (2) bottom is equipped with material chamber (23) of slope, material chamber (23) bottom is equipped with one-level discharge gate (24).

5. A moulding powder sieving mechanism according to claim 4, characterized in that: screening case (2) still install apron (25) through the bolt, be equipped with second grade discharge gate (26) on apron (25).