CN209752651U - Non-gravity mixer for alginate impression material - Google Patents

Abstract

The utility model discloses a non-gravity mixer for alginate impression materials, which relates to the technical field of non-gravity mixers and has the technical scheme that the non-gravity mixer comprises a machine body, a discharge port arranged at the bottom of the machine body, a discharge valve arranged on the discharge port and a material receiving barrel arranged below the discharge port, wherein the discharge port is provided with a discharge device, the discharge device comprises a fixed pipe fixedly connected at the bottom of the discharge port, a movable pipe connected at the bottom of the fixed pipe along the vertical sliding direction and a driving mechanism for driving the movable pipe to move; the driving mechanism comprises horizontal plates which are respectively and vertically fixedly connected to two sides of the movable tube; a screw rod is connected to each horizontal plate in a threaded manner, and driving pieces for driving the screw rods to rotate are arranged on two sides of each fixed pipe respectively; and each lead screw is provided with a limiting assembly. The utility model provides a more dust from the problem that the gap between discharge gate and the receipts storage bucket flows, reached the effect that reduces the dust and flow from the gap between discharge gate and the receipts storage bucket.

Description

Non-gravity mixer for alginate impression material

Technical Field

The utility model relates to a no gravity mixes quick-witted technical field, and more specifically the utility model relates to a it relates to an alginate impression material mixes machine with no gravity that says so.

Background

Alginate impression materials can be used as dental impression materials and are generally divided into a base material slurry and a solid agent slurry. Solid agents are generally used to inhibit self-curing. The matrix material comprises (A) alginate and (B) water, and the solid agent slurry mainly comprises (C) a gelling reaction agent, (D) a water-insoluble organic solvent and (E) a humectant. The components of the alginate impression material are thoroughly mixed by a gravity-free mixer.

Gravity-free mixers can be broadly divided into two categories: one is a common non-gravity mixer, and the other is a fly-blade type non-gravity mixer, which is mainly a type of mixing after fly-blade cutting aiming at the material containing fiber. The gravity-free mixer is widely used for drying and mixing powder materials such as dry powder mortar, chemical industry, pesticides, detergents, pigment food, monosodium glutamate, milk powder, salt, feed, chemicals, ceramics, plastics, rubber additives and the like. The gravity-free mixer makes full use of the convection mixing principle, namely, the material is thrown upwards in the mixer to form a flowing layer, so that instant weightlessness is generated, and the optimal mixing state is achieved.

The prior art can refer to the chinese utility model patent that the grant bulletin number is CN207342560U, and it discloses a no gravity mixes machine, including organism (mixing) shaft, bearing frame, shaft coupling, speed reducer and motor, be equipped with feed inlet and discharge gate on the organism, discharge gate department is equipped with pneumatic flap valve, the (mixing) shaft includes two, is equipped with a plurality of material blades of dialling on the (mixing) shaft, dials the material blade and sets up along the radial symmetry of (mixing) shaft, and the material blade cross arrangement of dialling between two (mixing) shafts, the both ends of every (mixing) shaft are passed through bearing and bearing frame and are fixed in the both sides of organism, the motor is fixed on the organism, and the motor uses with the speed reducer cooperation, the output shaft of. The utility model discloses in the material entered into the organism from the feed inlet, the motor drove the (mixing) shaft and rotates, and the material stirs and stops a period, misce bene, improvement mixing effect in the organism under two epaxial stirring of stirring material blade.

However, the below of above-mentioned discharge gate is not equipped with discharging device, when discharging the material in the organism, because there is certain distance between discharge gate and the receipts storage bucket, so can make more dust flow from the gap between discharge gate and the receipts storage bucket, and these dusts can bring certain harm to operating personnel's health.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a no gravity mixes machine for alginate impression material, it can reduce the dust and flow out from the gap between discharge gate and the receipts storage bucket through setting up discharging device, can reduce the possibility that the dust brought harm to operating personnel's health like this.

In order to achieve the above purpose, the utility model provides a following technical scheme: a kind of alginate impression material uses the non-gravity mixer, including organism, offer the discharge port in the bottom of organism, discharge valve and receiving bucket set up under discharge port on the discharge port set up on the discharge port, there are discharge devices on the said discharge port, the said discharge device includes the fixed pipe fixedly connected to bottom of discharge port, along sliding the movable pipe connected to bottom of fixed pipe and driving mechanism driving the movable pipe to move vertically; the driving mechanism comprises horizontal plates which are respectively and vertically fixedly connected to two sides of the movable tube; a screw rod is connected to each horizontal plate in a threaded manner, and driving pieces for driving the screw rods to rotate are arranged on two sides of each fixed pipe respectively; and each lead screw is provided with a limiting assembly.

By adopting the technical scheme, when materials in the machine body need to be collected, the two screw rods are driven to rotate by the two driving pieces respectively, the two screw rods rotate to drive the movable pipe to move downwards, the movable pipe moves downwards to extend into the receiving barrel, then the discharge valve is opened, and the materials are discharged into the receiving barrel from the discharge port; through setting up discharging device, can make the movable pipe stretch into in the receipts storage bucket to can block the dust, can make the dust volume of discharge gate department uplift reduce like this, therefore can reduce the dust and follow the gap between discharge gate and the receipts storage bucket and flow.

The utility model discloses further set up to: the limiting assembly comprises a limiting block fixedly connected to the bottom of the lead screw, a spring sleeved on the lead screw and a buffer block sliding along the axial direction of the lead screw; the lead screw penetrates through the buffer block; and two ends of the spring are fixedly connected to the buffer block and the limiting block respectively.

By adopting the technical scheme, the movable pipe moves downwards to drive the horizontal plate to move downwards, the horizontal plate moves downwards to push the buffer block to move, the buffer block moves to press the spring, and the spring is in a compressed state at the moment, so that the descending speed of the movable pipe can be reduced, and the movable pipe can be buffered; moreover, the movable pipe can be limited by arranging the limiting block, so that the possibility of separation of the horizontal plate and the lead screw can be reduced.

The utility model discloses further set up to: the fixed pipe is provided with a first sliding groove for the movable pipe to slide along the vertical direction.

Through adopting above-mentioned technical scheme, first spout has the guide effect to the movable tube, can reduce the movable tube like this and take place the possibility of deviating along vertical slip in-process.

The utility model discloses further set up to: the driving piece is an air pressure motor, and an output shaft of the air pressure motor is vertically downwards fixedly connected with the top of the screw rod; the air inlet pipes of the two air pressure motors are connected with an air supply pipe through a tee joint, the air supply pipe is provided with a speed regulating valve, and one end, far away from the tee joint, of the air supply pipe is communicated with an air source.

by adopting the technical scheme, the speed of the two pneumatic motors can be adjusted by arranging the speed regulating valve, so that the movable pipe can move at the optimal speed, and the possibility of violent collision between the movable pipe and the material receiving barrel can be reduced.

The utility model discloses further set up to: be provided with the clean mechanism that is used for clearing up the dust in the organism on the organism, clean mechanism is including installing the vibration subassembly on the organism and installing the negative pressure subassembly on the organism.

Through adopting above-mentioned technical scheme, when needs clear up the dust in the organism, make no gravity mix the machine shutdown, then vibrate the organism through the vibration subassembly, then collect the raise dust in the organism through the negative pressure subassembly, can reduce the dust volume in the organism like this, therefore can further reduce the dust and flow from the discharge gate and the gap between the receipts storage bucket.

The utility model discloses further set up to: the vibration component comprises a plurality of vibration motors arranged on the machine body.

Through adopting above-mentioned technical scheme, start vibrating motor, vibrating motor can make the organism produce the vibration, can make the dust attached to the organism inner wall raise like this, and the negative pressure subassembly of being convenient for is collected.

The utility model discloses further set up to: the negative pressure component comprises a negative pressure pump arranged outside the machine body and a negative pressure pipe communicated with an air inlet of the negative pressure pump; one end of the negative pressure pipe, which is far away from the negative pressure pump, is communicated with the machine body; the air outlet of the negative pressure pump is communicated with a collecting box, one side of the collecting box is communicated with a blowpipe, the blowpipe is arranged towards the machine body, and a filter screen is arranged in the blowpipe.

By adopting the technical scheme, when dust in the machine body needs to be collected, the negative pressure pump is started, then the dust sequentially passes through the negative pressure pipe and the negative pressure pump and enters the collection box, and air flow entering the collection box is filtered by the filter screen and then blown to the machine body from the blowing pipe; so on the one hand be convenient for collect the dust, on the other hand is convenient for cool down the organism.

The utility model discloses further set up to: an object taking opening is formed in one side of the collecting box, and a sealing cover is arranged on the object taking opening; the two ends of one side of the collecting box are provided with second sliding grooves, the two second sliding grooves are arranged along the length direction of the collecting box, and the two ends of the sealing cover are connected to the two second sliding grooves in a sliding mode respectively.

Through adopting above-mentioned technical scheme, be convenient for on the one hand seal effectively getting the thing mouth, on the other hand is convenient for take off sealed lid.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. When materials in the machine body need to be collected, the two screw rods are driven to rotate by the two driving pieces respectively, the two screw rods drive the movable pipe to move downwards by the rotation of the two screw rods, the movable pipe can extend into the receiving barrel by moving downwards, then the discharge valve is opened, and the materials are discharged into the receiving barrel from the discharge port; by arranging the discharging device, the movable pipe can extend into the receiving barrel, so that dust can be blocked, the amount of dust raised at the discharging port can be reduced, and the dust can be reduced from flowing out of a gap between the discharging port and the receiving barrel;

2. The movable tube moves downwards to drive the horizontal plate to move downwards, the horizontal plate moves downwards to push the buffer block to move, the buffer block moves to abut against the spring, and the spring is in a compressed state at the moment, so that the descending speed of the movable tube can be reduced, and the movable tube can be buffered; moreover, the movable pipe can be limited by arranging the limiting block, so that the possibility of separation of the horizontal plate and the lead screw can be reduced;

3. The speed of the two pneumatic motors can be adjusted by arranging the speed adjusting valve, so that the movable pipe can move at the optimal speed, and the possibility of violent collision between the movable pipe and the material receiving barrel can be reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic view showing the structure of a discharge device in the embodiment;

FIG. 3 is an exploded view of the embodiment highlighting the first chute;

FIG. 4 is a schematic view showing the structure of the cleaning mechanism in the embodiment;

FIG. 5 is an exploded view of the embodiment highlighting the second chute.

In the figure: 1. a body; 11. a feed inlet; 12. a discharge port; 13. a discharge valve; 2. a material receiving barrel; 3. a stirring device; 4. a discharging device; 41. a fixed tube; 411. a first chute; 42. a movable tube; 43. a drive mechanism; 431. a horizontal plate; 432. a lead screw; 433. an air pressure motor; 4331. an air inlet pipe; 434. a tee joint; 435. a gas supply pipe; 436. a speed regulating valve; 5. a limiting component; 51. a limiting block; 52. a spring; 53. a buffer block; 6. a cleaning mechanism; 61. a vibrating assembly; 611. a vibration motor; 62. a negative pressure assembly; 621. a negative pressure pump; 622. a negative pressure tube; 623. a collection box; 624. a blowpipe; 625. a filter screen; 626. an article taking opening; 627. a sealing cover; 628. a second runner.

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.

Example (b): a non-gravity mixer for alginate impression materials is shown in figure 1 and comprises a machine body 1, a feeding hole 11 formed in the top of the machine body 1, a stirring device 3 arranged in the machine body 1, a discharging hole 12 formed in the bottom of the machine body 1, a discharging valve 13 arranged on the discharging hole 12 and a material receiving barrel 2 arranged below the discharging hole 12, wherein the discharging hole 12 is provided with a discharging device 4. The material is put into the machine body 1 from the feeding hole 11, then the material is uniformly mixed by the stirring device 3, and then the material is discharged from the discharging hole 12.

As shown in fig. 2 and 3, the discharging device 4 includes a fixed pipe 41 fixedly connected to the bottom of the discharging port 12, a movable pipe 42 connected to the bottom of the fixed pipe 41 in a vertically sliding manner, and a driving mechanism 43 for driving the movable pipe 42 to move; the fixed pipe 41 is provided with a first chute 411 for the movable pipe 42 to slide vertically; the driving mechanism 43 includes horizontal plates 431 vertically fixed to both sides of the movable tube 42; a lead screw 432 is connected to each horizontal plate 431 in a threaded manner, and driving pieces for driving the lead screws 432 to rotate are respectively arranged on two sides of the fixed pipe 41; each lead screw 432 is provided with a limiting component 5. When the materials in the machine body 1 (see fig. 1) need to be collected, the two screw rods 432 are respectively driven to rotate by the two driving pieces, the two screw rods 432 rotate to drive the movable pipe 42 to move downwards, the movable pipe 42 moves downwards to extend into the receiving barrel 2, then the discharge valve 13 is opened, and the materials are discharged into the receiving barrel 2 from the discharge hole 12; through setting up discharging device 4, can make the movable tube 42 stretch into in receiving storage bucket 2 to can block the dust, can make the dust volume of the lift of discharge gate 12 department reduce like this, therefore can reduce the dust and follow the gap between discharge gate 12 and the receiving storage bucket 2 and flow.

As shown in fig. 1 and fig. 2, the driving member is a pneumatic motor 433, the pneumatic motor 433 is installed at the bottom of the machine body 1, and an output shaft of the pneumatic motor 433 is vertically and downwardly fixedly connected with the top of the lead screw 432; an air supply pipe 435 is connected to the air inlet pipes 4331 of the two air pressure motors 433 through a tee 434, a speed regulating valve 436 is arranged on the air supply pipe 435, and one end, far away from the tee 434, of the air supply pipe 435 is communicated with an air source. The speed of the two pneumatic motors 433 can be adjusted by providing the speed adjusting valve 436, so that the movable tube 42 can be moved at an optimum speed, and thus the possibility of a violent collision of the movable tube 42 with the bucket 2 can be reduced.

As shown in fig. 2, the limiting component 5 includes a limiting block 51 fixedly connected to the bottom of the screw 432, a spring 52 sleeved on the screw 432, and a buffer block 53 sliding along the axial direction of the screw 432; the lead screw 432 penetrates through the buffer block 53; two ends of the spring 52 are respectively fixed to the buffer block 53 and the stopper 51. The movable tube 42 moves downwards to drive the horizontal plate 431 to move downwards, the horizontal plate 431 moves downwards to push the buffer block 53 to move, the buffer block 53 moves to press the spring 52, and the spring 52 is in a compressed state at the moment, so that the descending speed of the movable tube 42 can be reduced, and the movable tube 42 can be buffered; furthermore, the movable tube 42 can be limited by the limiting block 51, so that the possibility of separation of the horizontal plate 431 and the lead screw 432 can be reduced.

As shown in fig. 4, a cleaning mechanism 6 for cleaning dust in the machine body 1 is arranged on the machine body 1, and the cleaning mechanism 6 comprises a vibration component 61 mounted on the machine body 1 and a negative pressure component 62 mounted on the machine body 1; the vibration assembly 61 includes a plurality of vibration motors 611 provided on the machine body 1; the negative pressure assembly 62 comprises a negative pressure pump 621 installed outside the machine body 1 and a negative pressure pipe 622 communicated with an air inlet of the negative pressure pump 621; one end of the negative pressure pipe 622 far away from the negative pressure pump 621 is communicated with the machine body 1; the air outlet of the negative pressure pump 621 is communicated with a collecting box 623, one side of the collecting box 623 is communicated with a blowpipe 624, the blowpipe 624 is arranged towards the machine body 1, and a filter screen 625 is arranged in the blowpipe 624. When dust in the machine body 1 needs to be cleaned, the non-gravity mixer stops running, the vibration motor 611 is started, and the vibration motor 611 can enable the machine body 1 to vibrate, so that the dust attached to the inner wall of the machine body 1 can be lifted; the negative pressure pump 621 is started, then the dust sequentially passes through the negative pressure pipe 622 and the negative pressure pump 621 and then enters the collection box 623, and the air flow entering the collection box 623 is filtered by the filter screen 625 and then blown to the machine body 1 from the blowing pipe 624; so on the one hand be convenient for collect the dust, on the other hand is convenient for cool down organism 1.

As shown in fig. 4 and 5, an article taking opening 626 is formed in one side of the collecting box 623, and a sealing cover 627 is arranged on the article taking opening 626; second spout 628 has all been seted up at the both ends of collecting box 623 one side, and two second spouts 628 all set up along the length direction of collecting box 623, and the both ends of sealed lid 627 slide respectively and connect in two second spouts 628. The sealing cover 627 is removed and then the dust in the collection box 623 is collected through the taking-out opening 626, which is more convenient than collecting the dust in the collection box 623 by removing the filter screen 625.

The working principle of the non-gravity mixer for the alginate impression material is as follows:

Putting the materials into the machine body 1 from the feeding hole 11, and then uniformly mixing the materials through the stirring device 3; when the materials need to be discharged, the two screw rods 432 are respectively driven to rotate by the two air pressure motors 433, the movable pipe 42 is driven to move downwards by the rotation of the two screw rods 432, the movable pipe 42 can extend into the receiving barrel 2 by moving downwards, then the discharge valve 13 is opened, and the materials are discharged into the receiving barrel 2 from the discharge port 12.

when dust in the machine body 1 needs to be cleaned, the non-gravity mixer stops running, the vibration motor 611 is started, and the vibration motor 611 enables the machine body 1 to vibrate, so that the dust attached to the inner wall of the machine body 1 can be lifted; then, the negative pressure pump 621 is started, and at this time, the dust sequentially passes through the negative pressure pipe 622 and the negative pressure pump 621 and enters the collection box 623, and then the sealing cover 627 is removed and the dust in the collection box 623 is taken out.

it is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides an alginate impression material mixes machine with no gravity, includes organism (1), sets up discharge gate (12) in organism (1) bottom, sets up bleeder valve (13) on discharge gate (12) and sets up in receipts storage bucket (2) of discharge gate (12) below, its characterized in that: the discharging port (12) is provided with a discharging device (4), and the discharging device (4) comprises a fixed pipe (41) fixedly connected to the bottom of the discharging port (12), a movable pipe (42) connected to the bottom of the fixed pipe (41) in a sliding manner along the vertical direction, and a driving mechanism (43) for driving the movable pipe (42) to move; the driving mechanism (43) comprises horizontal plates (431) which are respectively and vertically fixedly connected to two sides of the movable pipe (42); a screw rod (432) is connected to each horizontal plate (431) in a threaded manner, and driving parts for driving the screw rod (432) to rotate are respectively arranged on two sides of the fixed pipe (41); each lead screw (432) is provided with a limiting component (5).

2. The gravity-free mixer for alginate impression material of claim 1, wherein: the limiting assembly (5) comprises a limiting block (51) fixedly connected to the bottom of the lead screw (432), a spring (52) sleeved on the lead screw (432) and a buffer block (53) sliding along the axial direction of the lead screw (432); the lead screw (432) penetrates through the buffer block (53); two ends of the spring (52) are respectively and fixedly connected with the buffer block (53) and the limiting block (51).

3. the gravity-free mixer for alginate impression material of claim 2, wherein: and a first sliding groove (411) for the movable pipe (42) to slide along the vertical direction is formed in the fixed pipe (41).

4. the gravity-free mixer for alginate impression material of claim 3, wherein: the driving piece is a pneumatic motor (433), and an output shaft of the pneumatic motor (433) is vertically and downwards fixedly connected with the top of the lead screw (432); the air supply pipe (435) is connected to the air inlet pipes (4331) of the two pneumatic motors (433) through a tee joint (434), the air supply pipe (435) is provided with a speed regulating valve (436), and one end, far away from the tee joint (434), of the air supply pipe (435) is communicated with an air source.

5. The gravity-free mixer for alginate impression material of claim 1, wherein: be provided with on organism (1) and be used for carrying out the clean mechanism (6) of clearing up to dust in organism (1), clean mechanism (6) are including installing vibration subassembly (61) on organism (1) and installing negative pressure subassembly (62) on organism (1).

6. The non-gravity mixer for alginate impression material according to claim 5, characterized in that: the vibration assembly (61) comprises a plurality of vibration motors (611) arranged on the machine body (1).

7. the non-gravity mixer for alginate impression material according to claim 6, characterized in that: the negative pressure component (62) comprises a negative pressure pump (621) arranged outside the machine body (1) and a negative pressure pipe (622) communicated with an air inlet of the negative pressure pump (621); one end of the negative pressure pipe (622) far away from the negative pressure pump (621) is communicated with the machine body (1); the air outlet of the negative pressure pump (621) is communicated with a collecting box (623), one side of the collecting box (623) is communicated with a blowing pipe (624), the blowing pipe (624) is arranged towards the machine body (1), and a filter screen (625) is arranged in the blowing pipe (624).

8. The non-gravity mixer for alginate impression material according to claim 7, characterized in that: an article taking opening (626) is formed in one side of the collecting box (623), and a sealing cover (627) is arranged on the article taking opening (626); second spout (628) have all been seted up at the both ends of collecting box (623) one side, two second spout (628) all set up along the length direction of collecting box (623), slide respectively at the both ends of sealed lid (627) and connect in two second spout (628).