CN216423415U - Positive pressure forming equipment for dental diaphragm - Google Patents
Positive pressure forming equipment for dental diaphragm Download PDFInfo
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- CN216423415U CN216423415U CN202123024274.9U CN202123024274U CN216423415U CN 216423415 U CN216423415 U CN 216423415U CN 202123024274 U CN202123024274 U CN 202123024274U CN 216423415 U CN216423415 U CN 216423415U
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Abstract
The utility model discloses a dentistry diaphragm malleation former, including the frame, be equipped with bottom device, heating pressure device and transmission in the frame, the bottom device includes base, ventilative board, ventilative seat, locking mechanism and die holder, and ventilative seat is installed in the base, and ventilative board is installed on ventilative seat, and die holder is located ventilative board. The tooth model is placed on the tooth mould base, the transmission device drives the heating and pressurizing device to move towards the bottom device, and the heating and pressurizing device and the bottom device are fixed through the locking mechanism, so that positive pressure forming of the tooth model is completed. The utility model provides a dentistry diaphragm malleation former through with heating and pressurization integration in an equipment, once only accomplishes the heating and pressurization shaping to the tooth model, simple structure, production efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, concretely relates to dentistry diaphragm malleation former.
Background
The tooth model is placed on the workstation, puts the diaphragm frame with the diaphragm on, softens the diaphragm through the heating, then provides positive direction pressure through compressed air, makes the diaphragm attach the shaping on the tooth model completely, and fashioned diaphragm cavity coincide completely with the tooth, the main use is orthodontic or the maintenance after correcting.
Existing tooth forming apparatus suffer from a number of problems and disadvantages. The negative pressure forming machine can cause the diaphragm to be not tightly attached to the dental model due to insufficient pressure, and the negative pressure forming machine cannot achieve the correction effect when being worn on the teeth of a patient. The heating and pressurizing of the positive pressure film pressing machine imported from abroad are divided into two accessories, the heating cavity is heated and softened firstly, then the film is rotated by 180 degrees, and the softened film can deform under the action of gravity in the rotating process, so that the thickness of the pressurized film is uneven. Meanwhile, the two accessories are complex to operate and high in equipment cost.
In the existing hot-press forming process, the tooth model is often deformed by the traditional equipment, which leads to forming failure. Therefore, a combined hot press molding apparatus is particularly needed to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem and providing a positive pressure forming device for dental diaphragms, which has high production efficiency and low production cost.
In order to solve the technical problem, the technical scheme of the utility model is that: a positive pressure molding device for dental diaphragms comprises a rack, wherein a bottom device, a heating and pressurizing device and a transmission device are arranged on the rack, the bottom device comprises a base, a breathable plate seat, a locking mechanism and a dental die seat, the breathable plate seat is arranged in the base, the breathable plate is arranged on the breathable plate seat, and the dental die seat is arranged on the breathable plate; the tooth model is placed on the tooth mould base, the transmission device drives the heating and pressurizing device to move towards the bottom device, and the heating and pressurizing device and the bottom device are fixed through the locking mechanism, so that positive pressure forming of the tooth model is completed.
Preferably, locking mechanism includes locking twist grip, locking dwang, locking connecting rod and locking knot, and the tip of locking twist grip and locking dwang links to each other, and the other end and the locking connecting rod of locking dwang rotate to be connected, and the tip of locking knot passes the base and links to each other with the locking connecting rod, and locking twist grip drives the motion of locking dwang to the locking knot that makes moves in the base.
Preferably, the locking rotating rod is of a T-shaped structure.
Preferably, the heating and pressurizing device comprises a membrane frame, a heating and pressurizing cover, a binding post, an infrared heating pipe, a gas pipe joint, a membrane and a connecting plate, wherein the heating and pressurizing cover is placed on the membrane frame, the infrared heating pipe is positioned in the heating and pressurizing cover, the membrane is positioned in the membrane frame, the binding post is positioned at the top of the heating and pressurizing cover, the end part of the binding post is connected with the infrared heating pipe, the connecting plate is positioned at the top of the heating and pressurizing cover, and the gas pipe joint penetrates through the connecting plate and is communicated with the inside of the heating and pressurizing cover.
Preferably, the diaphragm frame is of a circular structure, the middle of the diaphragm frame is of a concave structure, and the diaphragm is located in the middle of the diaphragm frame.
Preferably, the outer edge cover of the heating and pressurizing cover is provided with a protective cover, and the protective cover is provided with a protective cover through hole.
Preferably, the transmission device comprises a base, a transmission slide rail, a transmission slide block, a transmission first connecting rod, a transmission second connecting rod, a transmission rotating shaft, a transmission pin screw and a transmission handle, the lower end part of the transmission slide rail is connected with the base, the transmission slide block is connected with the transmission slide rail in a sliding way, the transmission slide block is provided with a connecting plate, the connecting plate is connected with the end part of the transmission first connecting rod, the other end of the transmission first connecting rod is rotatably connected with the end part of the transmission second connecting rod, the other end of the transmission second connecting rod is sleeved on the transmission rotating shaft, the transmission pin screw penetrates through the transmission rotating shaft and then is connected with the base, thereby enabling the transmission rotating shaft to rotate around the transmission pin screw, the transmission handle is connected with the transmission rotating shaft, the transmission rotating shaft is driven to rotate in the process that the worker rotates the transmission handle, and then the first connecting rod and the second connecting rod are driven to drive the connecting plate to tightly drive the sliding rail to move up and down.
Preferably, the first connecting rod of transmission is rectangular structure, the first connecting rod through-hole of transmission has been seted up respectively to the both ends of the first connecting rod of transmission, and the pin passes the first connecting rod through-hole of transmission and links to each other with the connecting plate to make the first connecting rod of transmission rotate with the connecting plate and be connected, the pin passes the other end of the first connecting rod of transmission and wears to be equipped with connecting rod pin and lock nut, the connecting rod pin passes behind the first connecting rod of transmission and the transmission second connecting rod in proper order and lock nut cooperation, and then makes the first connecting rod of transmission and transmission second connecting rod rotate relatively.
The utility model has the advantages that: the utility model provides a dentistry diaphragm malleation former through with heating and pressurization integration in an equipment, once only accomplishes the heating and pressurization shaping to the tooth model, simple structure, production efficiency is high. Meanwhile, the transmission slide block and the transmission slide rail are connected, so that the forming effect is good, and the hot press forming position is accurate.
Drawings
Fig. 1 is a schematic structural view of a dental diaphragm positive pressure molding apparatus of the present invention;
fig. 2 is a schematic top view of the bottom device of the present invention;
FIG. 3 is a schematic side view of the bottom device of the present invention;
fig. 4 is a schematic view of the exploded structure of the bottom unit of the present invention;
fig. 5 is a schematic structural diagram of the locking mechanism of the present invention;
FIG. 6 is a schematic structural view of the heating and pressurizing device of the present invention;
fig. 7 is a schematic top view of the heating and pressurizing device of the present invention;
fig. 8 is a schematic cross-sectional structural view of the heating and pressurizing device of the present invention;
fig. 9 is a schematic structural view of the infrared heating tube of the present invention;
fig. 10 is a schematic structural diagram of the transmission device of the present invention.
Description of reference numerals: 1. a bottom device; 2. a heating and pressurizing device; 3. a transmission device; 10. a base; 11. a gas permeable plate; 12. a gas permeable plate seat; 13. a locking mechanism; 130. locking the rotating handle; 131. locking the rotating rod; 132. locking the connecting rod; 133. a locking buckle; 20. a film frame; 21. a heating and pressurizing cover; 22. a binding post; 23. an infrared heating pipe; 24. a gas pipe joint; 25. a membrane; 27. pressing the mold ring; 26. a connecting plate; 28. pressing the mold ring; 30. a transmission slide rail; 31. a transmission slide block; 32. a first connecting rod is driven; 33. a second connecting rod is driven; 34. a transmission rotating shaft; 35. driving pin screws; 36. a transmission handle.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
as shown in fig. 1 to fig. 10, the utility model provides a pair of dentistry diaphragm positive pressure forming equipment, including the frame, be equipped with bottom device 1, heating and pressurizing device 2 and transmission 3 in the frame, bottom device 1 includes base 10, ventilative board 11, ventilative board seat 12, locking mechanism 13 and die holder, and ventilative board seat 12 is installed in base 10, and ventilative board 11 is installed on ventilative board seat 12, and the die holder is located ventilative board 11. The tooth model is placed on the tooth mould base, the transmission device 3 drives the heating and pressurizing device 2 to move towards the bottom device 1, the heating and pressurizing device 2 is fixed with the bottom device 1 through the locking mechanism 13, and positive pressure forming of the tooth model is completed.
The locking mechanism 13 includes a locking rotating handle 130, a locking rotating rod 131, a locking connecting rod 132 and a locking buckle 133, the locking rotating handle 130 is connected to the end of the locking rotating rod 131, the other end of the locking rotating rod 131 is rotatably connected to the locking connecting rod 132, the end of the locking buckle 133 passes through the base 10 and is connected to the locking connecting rod 132, and the locking rotating handle 130 drives the locking rotating rod 131 to move, so that the locking buckle 133 moves in the base 10.
The locking rotating rod 131 is of a T-shaped structure, a locking rotating rod through hole is formed in the locking rotating rod 131, a rotating pin penetrates through the locking rotating rod through hole, and the top of the rotating pin is connected with the base 10. The locking rotary handle 130 is manually moved to move the locking buckle 133, so that the heating and pressurizing device 2 is locked. The structure of the locking buckle 133 is a bending structure, and the bending part at the top of the locking buckle 133 is in contact with the heating and pressurizing device 2, so that the heating and pressurizing device 2 is locked, and the stability of the whole process is ensured. As shown in fig. 3 to 5, the heating and pressurizing device 2 includes a film frame 20, a heating and pressurizing cover 21, a terminal 22, an infrared heating pipe 23, a gas pipe joint 24, a film 25 and a connecting plate 26, the heating and pressurizing cover 21 is placed on the film frame 20, the infrared heating pipe 23 is located in the heating and pressurizing cover 21, the film 25 is located in the film frame 20, the terminal 22 is located at the top of the heating and pressurizing cover 21, the end of the terminal 22 is connected with the infrared heating pipe 23, the connecting plate 26 is located at the top of the heating and pressurizing cover 21, and the gas pipe joint 24 passes through the connecting plate 26 and is communicated with the inside of the heating and pressurizing cover 21.
The membrane frame 20 is of a circular ring structure, the middle of the membrane frame 20 is of a concave structure, and the membrane 25 is located in the middle of the membrane frame 20. The two ends of the film frame 20 protrude upwards to form a first film frame supporting block and a second film frame supporting block, the first film frame supporting block is connected with a film frame handle, and the second film frame supporting block is rotatably connected with the bottom of the heating pressurization cover 21 through a pin. Specifically, the pins sequentially penetrate through the second branch block of the film frame and are connected with the bottom of the heating and pressurizing cover 21, and the heating and pressurizing cover 21 can rotate around the pins.
The heating and pressurizing cover 21 is a cylindrical structure, the lower end surface of the heating and pressurizing cover 21 is concave to form a cavity, and the infrared heating pipe 23 is positioned in the cavity and connected with the wiring terminal 22. A heating and pressurizing cover fixing part is arranged in the cavity of the heating and pressurizing cover 21, the infrared heating pipe 23 is connected with the heating and pressurizing cover fixing part, and the heating and pressurizing cover fixing part fixes the infrared heating pipe 23 in the heating and pressurizing cover.
In the in-service use process, the heating pressurization cover fixing part is the fixed tubulose class part of current maturity, and the quantity of heating pressurization cover fixing part is a plurality of, fixes infrared heating pipe 23 respectively to guarantee that infrared heating pipe 23 can be stable in heating pressurization cover 21.
Two terminals 22 are respectively connected to two ends of the infrared heating tube 23, and the other end of the terminal 22 is located outside the heating and pressurizing cover 21. When the infrared heating tube is used, the binding post 22 is electrically connected with an external power supply, and the external power supply supplies power to the infrared heating tube 23, so that the infrared heating tube 23 generates heat.
The infrared heating pipe 23 is in a circular ring structure, and the infrared heating pipe 23 is a device in the prior art, and has the advantages of high thermal efficiency, rapid temperature rise, electricity saving, long service life and the like.
An air blowing piece is arranged in the heating and pressurizing cover 21, the air pipe joint 24 is connected with the air blowing piece through a connecting plate 26, and air enters from the air pipe joint 24 and passes through the connecting plate 26 to be blown into the heating and pressurizing cover 21 through the air blowing piece.
In the embodiment, the blowing member blows and pressurizes when needing pressurizing, and after heating and pressurizing are finished, the blowing member blows air into the heating and pressurizing cover to spirally rotate along the inner wall, so that heat is dissipated from the heating and pressurizing cover. The blowing piece is the existing mature technology equipment.
The connecting plate 26 is "L" font structure, and the tip of connecting plate 26 links firmly with the top of heating pressurization cover 21, is equipped with connecting plate hole and connecting plate groove on the connecting plate 26, and connecting plate hole one end links to each other with air pipe connector 24, and the other end of connecting plate hole links to each other with the piece of blowing, and the tip of terminal 22 is located the connecting plate inslot.
A pressing die ring 27 is further arranged in the membrane frame 20, the pressing die ring 27 is positioned above the membrane 25, the upper end and the lower end of the pressing die ring 27 are respectively provided with an O-shaped sealing ring, and the membrane frame 20 and the heating and pressurizing cover 21 are sealed through the O-shaped sealing rings.
In the use process of the utility model, the membrane frame 20 and the heating pressurizing cover 21 are connected to form a closed cavity. An external air source is connected with the air pipe joint 24 through a pipeline, and compressed air sequentially passes through the air pipe joint 24, the connecting plate hole and the air blowing piece to enter the heating pressurizing cover 21, so that air pressure is applied to the diaphragm 25. Meanwhile, an external power supply supplies power to the infrared heating pipe 23 through the binding post 22, and the infrared heating pipe 23 generates heat. When the device is used, the membrane 25 is in contact with a product to be molded, and the heat generated by the infrared heating pipe 23 and the introduced compressed gas enable the membrane 25 to achieve heating and pressurizing effects on the molding process of the product. After the heating and pressurizing molding is completed, the external power supply is turned off, the infrared heating pipe 23 stops heating, the heating and pressurizing cover 21 is opened, and the external gas source is introduced to cool the infrared heating pipe 23.
The outer edge of the heating and pressurizing cover 21 is covered with a protective cover 28, and the protective cover 28 is provided with a protective cover through hole. The protective cover 28 can protect the heating and pressurizing cover 21.
The specific process of locking the bottom device 1 and the heating and pressurizing device 2 is as follows: the staff moves the locking turning handle 130 through manual mode, drives the locking turning rod 131 to rotate synchronously, drives the locking connecting rod 132 to rotate in the rotating process of the locking turning rod 131, and the bottom of the locking buckle 133 is fixedly connected with the end part of the locking connecting rod 132, so the locking buckle 133 is driven to rotate when the locking connecting rod 132 rotates, the appearance of the heating pressurizing cover 21 is in a step shape, and when the locking buckle 133 rotates, the bending part at the top of the locking buckle 133 is abutted to the outer surface of the heating pressurizing cover 21, and then locking is completed. The locking rotary handle 130 is rotated in the reverse direction, and the locking button 133 is separated from the heating and pressurizing cover 21.
As shown in fig. 6 and 7, the transmission device 3 includes a base, a transmission slide rail 30, a transmission slider 31, a transmission first connecting rod 32, a transmission second connecting rod 33, a transmission rotating shaft 34, a transmission pin screw 35 and a transmission handle 36, wherein the lower end of the transmission slide rail 30 is connected to the base, and the transmission slider 31 is slidably connected to the transmission slide rail 30. Be equipped with the connecting plate on the transmission slider 31, the connecting plate links to each other with the tip of the first connecting rod 32 of transmission, the other end of the first connecting rod 32 of transmission rotates with the tip of the transmission second connecting rod 33 to be connected, the other end cover of transmission second connecting rod 33 is established on transmission pivot 34, transmission pin screw 35 passes and links to each other with the base behind the transmission pivot 34 is inside, thereby make transmission pivot 34 can rotate round transmission pin screw 35, transmission handle 36 links to each other with transmission pivot 34, the staff rotates the in-process drive transmission pivot 34 of transmission handle 36 and rotates, and then drive the connecting plate through transmission first connecting rod 32 and transmission second connecting rod 33 and move from top to bottom along transmission slide rail 30.
The transmission slide rail 30 is vertically connected with the base, the end part of the transmission slide block 31 is concave inwards to form a transmission slide block groove, and the transmission slide block 31 is clamped on the transmission slide rail 30 through the transmission slide block groove, so that the transmission slide block 31 slides up and down along the transmission slide rail 30.
The first transmission connecting rod 32 is in a strip-shaped structure, transmission first connecting rod through holes are formed in two ends of the first transmission connecting rod 32 respectively, and the pin penetrates through the transmission first connecting rod through holes to be connected with the connecting plate, so that the first transmission connecting rod 32 is rotatably connected with the connecting plate. Connecting rod pin and lock nut wear to be equipped with to the other end of the first connecting rod of transmission 32, and the connecting rod pin passes behind the first connecting rod of transmission 32 and the transmission second connecting rod 33 in proper order and lock nut cooperation, and then makes the first connecting rod of transmission 32 and the relative rotation of transmission second connecting rod 33 to drive connecting plate synchronous motion.
In the use process, the second connecting rod 33 is driven to rotate, and the connecting plate is driven to move up and down along the transmission slide rail 30 through the transmission of the first connecting rod 32.
The end of the transmission second connecting rod 33 is provided with a transmission second connecting rod through hole, the other end of the transmission second connecting rod 33 is provided with a transmission second connecting rod connecting hole, a connecting rod pin is arranged in the transmission second connecting rod through hole in a penetrating manner, and the end of the transmission rotating shaft 34 is arranged in the transmission second connecting rod connecting hole in a penetrating manner.
The section of the transmission second connecting rod connecting hole is rectangular, two short sides of the rectangle are arc-shaped, and the transmission rotating shaft 34 drives the transmission second connecting rod 33 to synchronously rotate when rotating.
The transmission rotating shaft 34 is of a cylindrical structure, a transmission rotating shaft through hole and a transmission rotating shaft fixing hole are formed in the transmission rotating shaft 34, the axis of the transmission rotating shaft through hole is the same as that of the transmission rotating shaft 34, and the axis of the transmission rotating shaft fixing hole is perpendicular to that of the transmission rotating shaft through hole.
The section of the end of the transmission rotating shaft 34 is a rectangular structure, and the transmission second connecting rod 33 is sleeved at the end of the transmission rotating shaft 34 through the transmission second connecting rod connecting hole. The rectangular end of the transmission rotating shaft 34 is located in the transmission second connecting rod connecting hole, so that the transmission rotating shaft 34 is connected with the transmission second connecting rod 33.
The driving pin screw 35 is of a revolving body structure, the driving pin screw 35 comprises a driving pin screw thread section, a driving pin screw thread section and a driving pin screw nut which are sequentially and fixedly connected into a whole, the driving pin screw thread section of the driving pin screw 35 is connected with the base, and the driving rotating shaft 34 can rotate around the driving pin screw thread section.
The transmission handle 36 is a revolving structure, and the end of the transmission handle 36 is inserted into the transmission shaft fixing hole, so that the transmission handle 36 drives the transmission shaft 34 to rotate when rotating. The structure of the transmission handle 36 can be changed according to the requirements of operators and settings in actual use.
In use, the connection plate is connected to a heat and pressure jacket 21. An operator manually moves the transmission handle 36, so that the transmission rotating shaft 34 rotates, the transmission rotating shaft 34 rotates to drive the transmission second connecting rod 33 to rotate, and the transmission first connecting rod 32 drives the connecting plate to move up and down along the transmission slide rail 30. Thereby, the operator can avoid directly contacting the heating and pressurizing cover 21, and further ensure the movement of the heating and pressurizing cover 21 to complete the lifting operation.
The dental model is placed on the dental model base, the infrared heating pipe 23 is powered on through an external power supply, the infrared heating pipe transfers heat to the diaphragm 25, when the heating temperature reaches a set state, the transmission handle 36 is moved, so that the heating and pressurizing device 2 moves downwards, the diaphragm frame 20 is in contact with the base 10, the rotating handle 130 is locked through moving, and the locking buckle 133 locks the diaphragm frame 20 and the base 10. Then, an external air source inputs compressed air through the air pipe joint 24 to pressurize the heated membrane 25, and the membrane 25 is contacted with the dental model, so that the purpose of positive pressure forming of the dental model is achieved.
It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention and are to be construed as being without limitation to such specifically recited embodiments and examples. Those skilled in the art can make various other specific modifications and combinations based on the teachings of the present invention without departing from the spirit of the invention, and such modifications and combinations are still within the scope of the invention.
Claims (8)
1. A dentistry diaphragm malleation former which characterized in that: the die comprises a rack, wherein a bottom device (1), a heating and pressurizing device (2) and a transmission device (3) are arranged on the rack, the bottom device (1) comprises a base (10), a ventilating plate (11), a ventilating plate seat (12), a locking mechanism (13) and a die seat, the ventilating plate seat (12) is arranged in the base (10), the ventilating plate (11) is arranged on the ventilating plate seat (12), and the die seat is arranged on the ventilating plate (11); the tooth model is placed on the tooth mould base, the transmission device (3) drives the heating and pressurizing device (2) to move towards the bottom device (1), the heating and pressurizing device (2) is fixed with the bottom device (1) through the locking mechanism (13), and positive pressure forming of the tooth model is completed.
2. The dental positive pressure film forming apparatus of claim 1, wherein: locking mechanism (13) are including locking twist grip (130), locking dwang (131), locking connecting rod (132) and locking knot (133), the tip of locking twist grip (130) and locking dwang (131) links to each other, the other end and the locking connecting rod (132) of locking dwang (131) rotate to be connected, the tip that locking was detained (133) passes base (10) and links to each other with locking connecting rod (132), locking twist grip (130) drive locking dwang (131) motion, thereby the locking knot (133) of messenger move in base (10).
3. The dental positive pressure film forming apparatus of claim 2, wherein: the locking rotating rod (131) is of a T-shaped structure.
4. The dental positive pressure film forming apparatus of claim 1, wherein: heating and pressurizing device (2) are including diaphragm frame (20), heating pressurization cover (21), terminal (22), infrared heating pipe (23), air pipe connector (24), diaphragm (25) and connecting plate (26), heating pressurization cover (21) is placed on diaphragm frame (20), infrared heating pipe (23) are located heating pressurization cover (21), diaphragm (25) are located diaphragm frame (20), terminal (22) are located the top of heating pressurization cover (21), the tip of terminal (22) links to each other with infrared heating pipe (23), connecting plate (26) are located heating pressurization cover (21) top, air pipe connector (24) pass connecting plate (26) and the inside intercommunication of heating pressurization cover (21).
5. The dental positive pressure film forming apparatus of claim 4, wherein: the diaphragm frame (20) is of a circular ring-shaped structure, the middle of the diaphragm frame (20) is of a concave structure, and the diaphragm (25) is located in the middle of the diaphragm frame (20).
6. The dental positive pressure film forming apparatus of claim 4, wherein: the outer edge cover of the heating pressurization cover (21) is provided with a protective cover (28), and a protective cover through hole is formed in the protective cover (28).
7. The dental positive pressure film forming apparatus of claim 1, wherein: the transmission device (3) comprises a base, a transmission slide rail (30), a transmission slide block (31), a transmission first connecting rod (32), a transmission second connecting rod (33), a transmission rotating shaft (34), a transmission pin screw (35) and a transmission handle (36), wherein the lower end part of the transmission slide rail (30) is connected with the base, the transmission slide block (31) is connected with the transmission slide rail (30) in a sliding manner, a connecting plate is arranged on the transmission slide block (31) and connected with the end part of the transmission first connecting rod (32), the other end of the transmission first connecting rod (32) is connected with the end part of the transmission second connecting rod (33) in a rotating manner, the other end of the transmission second connecting rod (33) is sleeved on the transmission rotating shaft (34), the transmission pin screw (35) penetrates through the transmission rotating shaft (34) and then is connected with the base, so that the transmission rotating shaft (34) can rotate around the transmission pin screw (35), and the transmission handle (36) is connected with the transmission rotating shaft (34), the transmission rotating shaft (34) is driven to rotate in the process that the transmission handle (36) is rotated by a worker, and then the transmission sliding rail (30) is driven to move up and down by the transmission connecting plate through the transmission first connecting rod (32) and the transmission second connecting rod (33).
8. The dental positive pressure film forming apparatus of claim 7, wherein: the first connecting rod of transmission (32) are rectangular structure, the first connecting rod through-hole of transmission has been seted up respectively at the both ends of the first connecting rod of transmission (32), the pin passes the first connecting rod through-hole of transmission and links to each other with the connecting plate, thereby make the first connecting rod of transmission (32) rotate with the connecting plate and be connected, the pin passes the other end of the first connecting rod of transmission (32) and wears to be equipped with connecting rod pin and lock nut, the connecting rod pin passes behind transmission first connecting rod (32) and transmission second connecting rod (33) and lock nut cooperation in proper order, and then make the first connecting rod of transmission (32) and transmission second connecting rod (33) can rotate relatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123024274.9U CN216423415U (en) | 2021-12-02 | 2021-12-02 | Positive pressure forming equipment for dental diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123024274.9U CN216423415U (en) | 2021-12-02 | 2021-12-02 | Positive pressure forming equipment for dental diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216423415U true CN216423415U (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123024274.9U Active CN216423415U (en) | 2021-12-02 | 2021-12-02 | Positive pressure forming equipment for dental diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216423415U (en) |
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2021
- 2021-12-02 CN CN202123024274.9U patent/CN216423415U/en active Active
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