Powder-liquid proportioning equipment for false tooth manufacturing

Abstract

The powder-liquid proportioning equipment comprises supporting columns which are fixedly mounted on the inner top wall of an existing case and are distributed in an annular array mode, the lower surfaces of the supporting columns are fixedly connected with a mounting disc, a driving motor is fixedly mounted on the upper surface of the mounting disc, an intermittent type forward and reverse rotation stirring mechanism is arranged below the mounting disc, and the driving motor is fixedly mounted on the upper surface of the mounting disc. The powder-liquid proportioning equipment for false tooth manufacturing has the advantages that the intermittent positive and negative rotation stirring mechanism is arranged, so that the intermittent positive and negative rotation stirring action can be performed on purified water and embedding liquid entering the existing mixing barrel, and the powder-liquid proportioning equipment has the advantages that the powder-liquid proportioning equipment can be used for preparing the false tooth; the purified water and the embedding liquid are better mixed, and the uniformity of the powder liquid is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of denture making, in particular to a powder-liquid proportioning device used for denture making. Background Art

[0002] The automatic powder-liquid proportioning machine adopts a digital program-controlled system, which can accurately measure and distribute by weight. It can automatically proportion the water / powder ratio and the embedding liquid / embedding powder ratio, completely avoiding errors caused by human factors during the measurement process. The technician pre-sets the proportion parameters according to the instructions for use of the embedding material and gypsum, and it can automatically complete the precise proportioning.

[0003] For example, a powder-liquid mixing machine for denture production disclosed in a Chinese patent document (Announcement No.: CN211537417U) "comprises a support frame, a chassis fixedly connected to the support frame, a mixing barrel installed in the chassis and provided with a liquid inlet and a liquid outlet, two solvent bottles fixedly connected to the support frame and used to hold embedding liquid and pure water respectively, a bottle cap for sealing the bottle mouths of the solvent bottles, a first liquid pumping device arranged on the chassis for pumping the embedding liquid into the mixing barrel, and a second liquid pumping device for pumping pure water into the mixing barrel, the mixing barrel being provided with a stirring device for stirring and mixing the embedding liquid and pure water in the mixing barrel, and the liquid outlet being located at the bottom of the mixing barrel".

[0004] Although the above-mentioned existing powder-liquid mixing machine for denture making has achieved the effect of "accelerating the mixing speed of embedding liquid and pure water", the existing powder-liquid mixing machine for denture making can only achieve stirring action in a single direction when the stirring motor drives the stirrer to mix and stir the pure water and embedding liquid entering the mixing barrel. This stirring action in a single direction will cause uneven mixing of powder and liquid, affecting the quality of denture making. Utility Model Content

[0005] The purpose of the utility model is to provide a powder-liquid mixing device for denture production to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a powder-liquid mixing device for denture production, comprising support columns fixedly installed on the top wall of an existing chassis and distributed in a circular array, the lower surface of the support columns is fixedly connected to a mounting plate, the upper surface of the mounting plate is fixedly installed with a driving motor, an intermittent forward and reverse stirring mechanism is arranged below the mounting plate, and the intermittent forward and reverse stirring mechanism comprises a crank and a slider, the outer surface of the crank is slidably connected to the inner wall of the slider.

[0007] Preferably, a symmetrically distributed bearing seat is fixedly mounted on the upper surface of the mounting plate, a worm is rotatably sleeved on the inner wall of the bearing seat, one end of the worm is fixedly connected to the output shaft of the driving motor through a coupling, and when the driving motor is started, the driving motor drives the worm to rotate, thereby providing power input to the intermittent forward and reverse stirring mechanism.

[0008] Preferably, the intermittent forward and reverse stirring mechanism also includes a driving shaft, which is rotatably sleeved on the upper surface of the mounting plate, and one end of the driving shaft located above the mounting plate is fixedly sleeved with a worm wheel, and the worm wheel is meshed with the worm. When the driving motor is started, the driving motor drives the worm to mesh with the worm wheel, driving the driving shaft connected to the inner wall of the worm wheel to rotate in a circle with the axis of the worm wheel as the center.

[0009] Preferably, the other end of the driving shaft passes through the mounting plate and extends to the bottom of the mounting plate. The other end of the driving shaft located below the mounting plate is fixedly connected to a turntable. The upper surface of the crank is fixedly connected to the lower surface of the turntable. When the driving motor drives the driving shaft to rotate, it also drives the turntable and the crank to rotate with the axis of the driving shaft as the center of the circle.

[0010] Preferably, the lower surface of the mounting plate is rotatably sleeved with a first rotating shaft and a second rotating shaft respectively, so as to achieve the effect of installing and fixing the first rotating shaft and the second rotating shaft. The cross section of the slider is L-shaped, and a tooth groove is provided on one side surface of the slider.

[0011] Preferably, a first gear is fixedly sleeved on the outer surface of the first rotating shaft, and a second gear is fixedly sleeved on the outer surface of the second rotating shaft. The outer surface of the first gear meshes with the outer surface of the second gear, and the outer surface of the second gear meshes with the inner wall of the tooth groove. Power transmission is achieved through the meshing of the second gear with the first gear and the tooth groove.

[0012] Preferably, a guide groove is provided on the inner top wall of the mounting plate, and a guide block is slidably sleeved on the inner wall of the guide groove, and the lower surface of the guide block is fixedly connected to the upper surface of the slider, and the first rotating shaft is fixedly sleeved on one end below the first gear with a stirring blade, and through the sliding sleeve connection between the crank and the slider, the crank drives the slider and the guide block to move horizontally along the length direction of the guide groove while rotating, and through the meshing of the tooth grooves on the surface of the slider with the second gear, and the meshing of the second gear with the first gear, the first rotating shaft and the stirring blades located in the existing mixing barrel are driven to realize intermittent forward and reverse stirring action with the axis center of the first gear as the center of the circle.

[0013] Compared with the prior art, the beneficial effect of the utility model is that the powder-liquid proportioning equipment for denture production, by setting an intermittent forward and reverse stirring mechanism, can realize intermittent forward and reverse stirring action of the pure water and embedding liquid entering the existing mixing barrel, so as to better mix the pure water and the embedding liquid and make the powder and liquid more uniform. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a three-dimensional diagram of the guide groove structure of a powder-liquid mixing device for denture production proposed by the utility model;

[0016] Figure 3 This is a three-dimensional diagram of the guide block structure of a powder-liquid mixing device for denture production proposed by the utility model;

[0017] Figure 4 A three-dimensional diagram of the tooth groove structure of a powder-liquid mixing device for denture production proposed by the utility model;

[0018] Figure 5 This is a stereoscopic diagram of the crank structure of a powder-liquid mixing device for denture production proposed by the utility model.

[0019] In the figure: 1. support column; 2. mounting plate; 3. drive motor; 4. crank; 41. bearing seat; 42. worm; 43. driving shaft; 44. worm gear; 45. turntable; 46. first rotating shaft; 47. second rotating shaft; 48. tooth groove; 49. first gear; 410. second gear; 411. guide groove; 412. guide block; 413. stirring blade; 5. slider. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 5The utility model provides a technical solution: a powder-liquid mixing device for denture production, comprising a support column 1 fixedly mounted on the top wall of an existing chassis and distributed in a ring array, a mounting plate 2 fixedly connected to the lower surface of the support column 1, a driving motor 3 fixedly mounted on the upper surface of the mounting plate 2, an intermittent forward and reverse stirring mechanism is arranged below the mounting plate 2, and the intermittent forward and reverse stirring mechanism comprises a crank 4 and a slider 5, and the outer surface of the crank 4 is slidably sleeved with the inner wall of the slider 5.

[0022] Furthermore, a symmetrically distributed bearing seat 41 is fixedly mounted on the upper surface of the mounting plate 2, and a worm 42 is rotatably sleeved on the inner wall of the bearing seat 41. One end of the worm 42 is fixedly connected to the output shaft of the drive motor 3 through a coupling. When the drive motor 3 is started, the drive motor 3 drives the worm 42 to rotate, thereby providing power input to the intermittent forward and reverse stirring mechanism.

[0023] Furthermore, the intermittent forward and reverse stirring mechanism also includes a driving shaft 43, which is rotatably sleeved on the upper surface of the mounting plate 2. One end of the driving shaft 43 located above the mounting plate 2 is fixedly sleeved with a worm gear 44, and the worm gear 44 is meshed with the worm 42. When the driving motor 3 is started, the driving motor 3 drives the worm 42 to mesh with the worm wheel 44, thereby driving the driving shaft 43 connected to the inner wall of the worm wheel 44 to rotate in a circle with the axis of the worm wheel 44 as the center.

[0024] Furthermore, the other end of the driving shaft 43 passes through the mounting disk 2 and extends to the bottom of the mounting disk 2. The other end of the driving shaft 43 located below the mounting disk 2 is fixedly connected to a turntable 45. The upper surface of the crank 4 is fixedly connected to the lower surface of the turntable 45. When the driving motor 3 drives the driving shaft 43 to rotate, it also drives the turntable 45 and the crank 4 to rotate with the axis of the driving shaft 43 as the center.

[0025] Furthermore, the lower surface of the mounting plate 2 is rotatably sleeved with a first rotating shaft 46 and a second rotating shaft 47 , respectively, so as to achieve the effect of installing and fixing the first rotating shaft 46 and the second rotating shaft 47 . The cross section of the slider 5 is L-shaped, and a tooth groove 48 is provided on one side surface of the slider 5 .

[0026] Furthermore, a first gear 49 is fixedly sleeved on the outer surface of the first rotating shaft 46, and a second gear 410 is fixedly sleeved on the outer surface of the second rotating shaft 47. The outer surface of the first gear 49 meshes with the outer surface of the second gear 410, and the outer surface of the second gear 410 meshes with the inner wall of the tooth groove 48. The power transmission action is achieved through the meshing of the second gear 410 with the first gear 49 and the tooth groove 48.

[0027] Furthermore, a guide groove 411 is provided on the inner top wall of the mounting plate 2, and a guide block 412 is slidably sleeved on the inner wall of the guide groove 411, and the lower surface of the guide block 412 is fixedly connected to the upper surface of the slider 5, and the first rotating shaft 46 is located below the first gear 49. One end thereof is fixedly sleeved with a stirring blade 413, and through the sliding sleeve connection between the crank 4 and the slider 5, the crank 4 drives the slider 5 and the guide block 412 to move horizontally along the length direction of the guide groove 411 while rotating, and through the meshing of the tooth groove 48 on the surface of the slider 5 with the second gear 410, and the meshing of the second gear 410 with the first gear 49, the first rotating shaft 46 and the stirring blade 413 located in the existing mixing barrel are driven to realize intermittent forward and reverse stirring action with the axis of the first gear 49 as the center of the circle.

[0028] The powder-liquid proportioning equipment for denture production can achieve intermittent forward and reverse stirring actions on the pure water and embedding liquid entering the existing mixing barrel by arranging an intermittent forward and reverse stirring mechanism, so as to better mix the pure water and the embedding liquid and make the powder and liquid more uniform.

[0029] Working principle: Step 1, the end of the first rotating shaft 46 located below the first gear 49 is first rotatably sleeved with the inner top wall of the existing mixing cylinder, and then extended to the inside of the mixing cylinder, so that the stirring blade 413 is located inside the existing mixing cylinder, so as to facilitate the stirring and mixing of the pure water and embedding liquid entering the existing mixing cylinder;

[0030] Step 2, the driving motor 3 is started, and the driving motor 3 drives the worm 42 to mesh with the worm wheel 44, driving the driving shaft 43 connected to the inner wall of the worm wheel 44 to rotate in a circle with the axis of the worm wheel 44 as the center, driving the turntable 45 and the crank 4 to rotate with the axis of the driving shaft 43 as the center, and through the sliding sleeve between the crank 4 and the slider 5, the crank 4 drives the slider 5 and the guide block 412 to move horizontally along the length direction of the guide groove 411 while rotating. Through the meshing of the tooth groove 48 on the surface of the slider 5 with the second gear 410, and the meshing of the second gear 410 with the first gear 49, the first rotating shaft 46 and the stirring blades 413 located in the existing mixing barrel are driven to realize intermittent forward and reverse stirring action with the axis of the first gear 49 as the center.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A powder-liquid mixing device for denture production, comprising support columns (1) fixedly mounted on the top wall of an existing chassis and distributed in a circular array, characterized in that: The lower surface of the support column (1) is fixedly connected to a mounting plate (2), the upper surface of the mounting plate (2) is fixedly mounted with a driving motor (3), an intermittent forward and reverse stirring mechanism is arranged below the mounting plate (2), and the intermittent forward and reverse stirring mechanism comprises a crank (4) and a slider (5), and the outer surface of the crank (4) is slidably sleeved with the inner wall of the slider (5).

2. The powder-liquid mixing device for denture production according to claim 1, characterized in that: A symmetrically distributed bearing seat (41) is fixedly mounted on the upper surface of the mounting plate (2); a worm (42) is rotatably sleeved on the inner wall of the bearing seat (41); one end of the worm (42) is fixedly connected to the output shaft of the drive motor (3) via a coupling.

3. The powder-liquid mixing device for denture production according to claim 2, characterized in that: The intermittent forward and reverse stirring mechanism also includes a driving shaft (43), the driving shaft (43) is rotatably sleeved on the upper surface of the mounting plate (2), and one end of the driving shaft (43) located above the mounting plate (2) is fixedly sleeved with a worm gear (44), and the worm gear (44) is meshed with the worm (42).

4. The powder-liquid mixing device for denture production according to claim 3, characterized in that: The other end of the driving shaft (43) passes through the mounting plate (2) and extends to the bottom of the mounting plate (2); the other end of the driving shaft (43) located below the mounting plate (2) is fixedly connected to a rotating plate (45); and the upper surface of the crank (4) is fixedly connected to the lower surface of the rotating plate (45).

5. The powder-liquid mixing device for denture production according to claim 4, characterized in that: The lower surface of the mounting plate (2) is rotatably sleeved with a first rotating shaft (46) and a second rotating shaft (47). The cross section of the slider (5) is L-shaped, and a tooth groove (48) is provided on one side surface of the slider (5).

6. The powder-liquid mixing device for denture production according to claim 5, characterized in that: A first gear (49) is fixedly sleeved on the outer surface of the first rotating shaft (46), a second gear (410) is fixedly sleeved on the outer surface of the second rotating shaft (47), the outer surface of the first gear (49) meshes with the outer surface of the second gear (410), and the outer surface of the second gear (410) meshes with the inner wall of the tooth groove (48).

7. The powder-liquid mixing device for denture production according to claim 6, characterized in that: The inner top wall of the mounting plate (2) is provided with a guide groove (411), the inner wall of the guide groove (411) is slidably sleeved with a guide block (412), the lower surface of the guide block (412) is fixedly connected to the upper surface of the slider (5), and one end of the first rotating shaft (46) located below the first gear (49) is fixedly sleeved with a stirring blade (413).

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