CN210846780U

CN210846780U - Dental casting centrifuge

Info

Publication number: CN210846780U
Application number: CN201921914833.3U
Authority: CN
Inventors: 王瑞贤; 薛娟娟
Original assignee: Hefei Huate Denture Processing Co ltd
Current assignee: Hefei Huate Denture Processing Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-06-26
Anticipated expiration: 2029-11-08

Abstract

The utility model belongs to the technical field of centrifuge equipment, especially, be dental casting centrifuge. The utility model drives the sliding rod to rotate by the motor, then the sliding rod is meshed with one of the rotating discs through the matching teeth, then the rotating frame is driven to rotate, so that the fixed net, the filter cloth and the filter cake are driven to rotate through the supporting plate, the solid-liquid mixture placed in the fixed box is centrifugally rotated, then when the mixture is separated according to different rotating speeds, the hydraulic cylinder is utilized to drive the fixed disc to lift, then the sliding rod slides in the middle of the rotating rack, so that the fitting teeth slide in three different fitting grooves, then the engaging teeth are engaged with the engaging grooves to complete the replacement of the force arm, so as to carry out the separation operation of centrifugation at different rotating speeds, the rotating speed can be adjusted according to different solids and liquids, and the centrifugal requirement can be met by changing the force arm, so that the effect of psychological separation can be achieved.

Description

Dental casting centrifuge

Technical Field

The utility model relates to a centrifuge apparatus technical field specifically is dental casting centrifuge.

Background

Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The centrifuge is mainly used for separating solid particles from liquid in suspension, or separating two liquids which have different densities and are insoluble with each other in emulsion (for example, cream is separated from milk); it can also be used to remove liquids from wet solids, such as by spin drying clothes in a washing machine; the special overspeed tubular separator can also separate gas mixtures with different densities; some settling centrifuges can also grade solid particles according to density or granularity by utilizing the characteristic that solid particles with different densities or granularities have different settling speeds in liquid.

There are the following problems:

utilize centrifuge can be with each component in the mixture of solid particle or liquid and liquid in the dentistry field at present, but centrifuge needs the rotational speed of regulation to different solid and liquid now, can not reach centrifugal requirement under the body speed governing of motor to can not reach centrifugal separation's effect, the rotational speed to centrifuge has now been provided the centrifuge of being convenient for more adjusting the use.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a dentistry casting centrifuge has solved present centrifuge and has need the rotational speed regulation to different solid and liquid, can not reach the centrifugation requirement under the body speed governing of motor to can not reach the problem of centrifugal separation's effect.

In order to achieve the above object, the utility model provides a following technical scheme: the dental casting centrifuge comprises a fixed box, a motor is fixedly installed in the middle of the top end of the fixed box, a sliding rod is fixedly connected with the output end of the motor, a fixed disk is arranged at the bottom end inside the fixed box, the top end of the fixed disk is rotatably connected with a rotating frame, the side wall of the rotating frame is fixedly connected with a supporting plate, the side wall of the top end of the supporting plate is fixedly connected with a fixed net, the inner side of the fixed net is fixedly connected with a filter cloth, the inner wall of the filter cloth is fixedly connected with a filter cake, the lower side of the inner wall of the filter cake is fixedly connected with a mounting frame, a plurality of rotating force arms with different lengths are arranged in the rotating frame, a rotating disc is fixedly connected in the rotating force arms, a mounting groove is formed in the middle of the rotating disc, a fitting groove, the bottom end of the fixed box is fixedly provided with a hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected to the bottom end of the fixed box.

As the utility model discloses a preferred technical scheme, the rotating turret lateral wall has the sliding plate through spout sliding connection, sliding plate other end sliding connection is in the mounting bracket, fixed mounting has the spring between sliding plate one end and the mounting bracket one end.

As the utility model discloses a preferred technical scheme, a plurality of through-hole has been seted up to the sliding plate face, the through-hole is located the one side of keeping away from the rotating turret.

As the utility model discloses an optimized technical scheme, the notch has been seted up on the backup pad face, and the notch is located the one side that is close to the rotating turret.

As the utility model discloses a preferred technical scheme, the rotating force arm is provided with threely, and three rotating force arm middle part all is located same vertical line.

As the utility model discloses a preferred technical scheme, the slide bar agrees with the slip with the mounting groove mutually, and agrees with the tooth and agree with the groove and mesh mutually.

As the utility model discloses an optimized technical scheme, middle one the rolling disc top has the ball with the equal fixed mounting in bottom, the ball supports in the superiors 'rolling disc bottom and lower floor's rolling disc top.

Compared with the prior art, the utility model provides a dental cast centrifuge possesses following beneficial effect:

1. the dental casting centrifuge drives the sliding rod to rotate by utilizing the motor, then the sliding rod is meshed with one of the rotating discs through the engaging teeth, then the rotating frame is driven to rotate, so that the fixed net, the filter cloth and the filter cake are driven to rotate by the supporting plate, the solid-liquid mixture placed in the fixed box is centrifugally rotated, then the fixed disc is driven to lift by utilizing the hydraulic cylinder when the mixture is separated according to different rotating speeds, then the engaging teeth are slid in the middle of the rotating frame by utilizing the sliding rod, so that the engaging teeth are slid in three different engaging grooves, then the engaging teeth are meshed with the engaging grooves, the arm of force is changed, the separation operation of centrifuging different rotating speeds is further carried out, the rotating speeds can be adjusted according to different solids and different liquids, and the centrifugal requirement can be met under the condition of changing the arm of force, therefore, the effect of psychological separation can be achieved, and the use is convenient.

2. This dental casting centrifuge through setting up mounting bracket, sliding plate, spring, through-hole and notch, drives this centrifuge at the motor and carries out centrifugal in-process, and the sliding plate receives centrifugal force effect down, and the sliding plate joint is in the fixed box, then when stopping centrifugal operation, and the sliding plate receives the effect of spring to make through-hole and notch be linked together to discharge the liquid of not centrifugal department.

Drawings

FIG. 1 is a sectional view of the fixing box of the present invention;

FIG. 2 is a cross-sectional view of the slide bar of the present invention;

fig. 3 is a cross-sectional view of the rotating frame of the present invention;

fig. 4 is a cross-sectional view of the rotating disk of the present invention.

In the figure: 1. a fixed box; 2. a motor; 3. a slide bar; 4. fixing the disc; 5. a rotating frame; 6. a support plate; 7. fixing the net; 8. a filter cloth; 9. a filter cake; 10. a mounting frame; 11. a sliding plate; 12. a spring; 13. a through hole; 14. a notch; 15. a power-turning arm; 16. rotating the disc; 17. mounting grooves; 18. a fitting groove; 19. a ball bearing; 20. a hydraulic cylinder; 21. the engaging teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-4, in this embodiment: a dental casting centrifugal machine comprises a fixed box 1, a motor 2 is fixedly installed in the middle of the top end of the fixed box 1, a sliding rod 3 is fixedly connected with the output end of the motor 2, a fixed disc 4 is arranged at the bottom end inside the fixed box 1, a rotating frame 5 is rotatably connected with the top end of the fixed disc 4, a supporting plate 6 is fixedly connected with the side wall of the rotating frame 5, a fixed net 7 is fixedly connected with the side wall of the top end of the supporting plate 6, a filter cloth 8 is fixedly connected with the inner side of the fixed net 7, a filter cake 9 is fixedly connected with the inner wall of the filter cloth 8, a mounting frame 10 is fixedly connected with the lower side of the inner wall of the filter cake 9, a plurality of rotating force arms 15 with different lengths are arranged in the rotating force arm 15, a rotating disc 16 is fixedly connected with the rotating disc 16, a mounting groove 17 is formed, the bottom end of the fixed box 1 is fixedly provided with a hydraulic cylinder 20, and the output end of the hydraulic cylinder 20 is fixedly connected with the bottom end of the fixed disc 4; can utilize motor 2 to drive slide bar 3 and rotate to utilize and agree with tooth 21 and agree with groove 18 and agree with, then drive rotating turret 5 and rotate, and then carry out centrifugal treatment, utilize pneumatic cylinder 20 to drive fixed disk 4 and go up and down, then utilize fixed disk 4 can change and agree with tooth 21 and agree with groove 18 on the different arm of force and carry out the joint.

In this embodiment, the side wall of the rotating frame 5 is slidably connected with a sliding plate 11 through a sliding slot, the other end of the sliding plate 11 is slidably connected in the mounting frame 10, and a spring 12 is fixedly installed between one end of the sliding plate 11 and one end of the mounting frame 10. A plurality of through holes 13 are formed in the surface of the sliding plate 11, and the through holes 13 are positioned on one side far away from the rotating frame 5; in the process that the motor 2 drives the centrifuge to centrifuge, the sliding plate 11 is clamped in the fixed box 1 under the action of centrifugal force, and then when the centrifugal operation is stopped, the sliding plate 11 is communicated with the notch 14 through the through hole 13 under the action of the spring 12, so that liquid at the non-centrifugal position is discharged. The plate surface is provided with a notch 14, and the notch 14 is positioned at one side close to the rotating frame 5; facilitating the discharge of the centrifuged liquid through the slot 14. Three rotating force arms 15 are arranged, and the middle parts of the three rotating force arms 15 are all positioned on the same vertical line; the rotating speed of the centrifuge can be changed according to the three rotating force arms 15 with different lengths, and the centrifuge is convenient to use. The sliding rod 3 is matched with the mounting groove 17 to slide, and the matching teeth 21 are meshed with the matching grooves 18; can be mounted by means of the sliding bar 3 and the mounting groove 17 and then snap-fitted with the snap-fit teeth 21 and the snap-fit grooves 18 for centrifugal rotation. The top end and the bottom end of the middle rotating disc 16 are both fixedly provided with balls 19, and the balls 19 are supported at the bottom end of the rotating disc 16 at the uppermost layer and the top end of the rotating disc 16 at the lowermost layer; when the fit teeth 21 are clamped with one of the fit grooves 18 in the process of driving the fixed disc 4 to lift by using the hydraulic cylinder 20, the friction force among the three rotating discs 16 can be minimized, and the rotation is facilitated.

The motor 2 and the hydraulic cylinder 20 in the embodiment are known technologies which are already disclosed and widely applied to daily life, wherein the model of the motor 2 is M3AA100LB8, and the model of the hydraulic cylinder 20 is HOB.

The utility model discloses a theory of operation and use flow: firstly, a motor 2 is utilized to drive a sliding rod 3 to rotate, then the sliding rod 3 is meshed with one of the rotating discs 16 through a matching tooth 21, then a rotating frame 5 is driven to rotate, so that a fixed net 7, filter cloth 8 and filter cakes 9 are driven to rotate through a supporting plate 6, solid-liquid mixtures placed inside the fixed box 1 are centrifugally rotated, then when mixtures are separated according to different rotating speeds, a hydraulic cylinder 20 is utilized to drive the fixed disc 4 to lift, then the sliding rod 3 slides in the middle of the rotating frame 5, so that the matching tooth 21 slides in three different matching grooves 18, then the matching tooth 21 is meshed with the matching grooves 18, the arm of force is replaced, and separation operation of different centrifugal rotating speeds is further performed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Dental cast centrifuge, including fixed case (1), fixed case (1) top middle part fixed mounting has motor (2), motor (2) output end fixedly connected with slide bar (3), its characterized in that: the bottom in the fixed box (1) is provided with a fixed disk (4), the top of the fixed disk (4) is rotatably connected with a rotating frame (5), the side wall of the rotating frame (5) is fixedly connected with a supporting plate (6), the side wall of the top of the supporting plate (6) is fixedly connected with a fixed net (7), the inner side of the fixed net (7) is fixedly connected with a filter cloth (8), the inner wall of the filter cloth (8) is fixedly connected with a filter cake (9), the lower side of the inner wall of the filter cake (9) is fixedly connected with a mounting frame (10), a plurality of rotating force arms (15) with different lengths are arranged in the rotating frame (5), a rotating disk (16) is fixedly connected in the rotating force arms (15), a mounting groove (17) is formed in the middle of the rotating disk (16), a matching groove (18) is formed in the inner wall of the mounting groove (17), and, and the conjunction teeth (21) are matched with the conjunction grooves (18), a hydraulic cylinder (20) is fixedly installed at the bottom end of the fixed box (1), and the output end of the hydraulic cylinder (20) is fixedly connected to the bottom end of the fixed disc (4).

2. The dental casting centrifuge of claim 1, wherein: the side wall of the rotating frame (5) is connected with a sliding plate (11) in a sliding mode through a sliding groove, the other end of the sliding plate (11) is connected in the mounting frame (10) in a sliding mode, and a spring (12) is fixedly installed between one end of the sliding plate (11) and one end of the mounting frame (10).

3. The dental casting centrifuge of claim 2, wherein: a plurality of through holes (13) are formed in the surface of the sliding plate (11), and the through holes (13) are located on one side far away from the rotating frame (5).

4. The dental casting centrifuge of claim 1, wherein: notch (14) have been seted up on backup pad (6) face, and notch (14) are located the one side that is close to rotating turret (5).

5. The dental casting centrifuge of claim 1, wherein: the number of the rotating power arms (15) is three, and the middle parts of the three rotating power arms (15) are all located on the same vertical line.

6. The dental casting centrifuge of claim 1, wherein: the sliding rod (3) is matched with the mounting groove (17) to slide, and the matching teeth (21) are meshed with the matching grooves (18).

7. The dental casting centrifuge of claim 1, wherein: the middle one the top end and the bottom end of the rotating disc (16) are fixedly provided with balls (19), and the balls (19) are supported at the bottom end of the rotating disc (16) on the uppermost layer and the top end of the rotating disc (16) on the lowermost layer.