CN112870008A - Support casting of dental treatment chair and production process thereof - Google Patents
Support casting of dental treatment chair and production process thereof Download PDFInfo
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- CN112870008A CN112870008A CN202110047008.3A CN202110047008A CN112870008A CN 112870008 A CN112870008 A CN 112870008A CN 202110047008 A CN202110047008 A CN 202110047008A CN 112870008 A CN112870008 A CN 112870008A
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- fixed
- rotating cylinder
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/14—Dental work stands; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2210/00—Devices for specific treatment or diagnosis
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The invention discloses a supporting casting of a dental treatment chair and a production process thereof, and relates to a dental treatment chair accessory which specifically comprises a fixed plate and a rotating cylinder for installing the fixed plate, wherein two vertically arranged supporting columns are fixedly welded on the top surface of the fixed plate, an integrally formed connecting plate is fixed between the supporting columns, an installation position is arranged at the bottom end of the connecting plate corresponding to the rotating cylinder, a positioning groove for installing a tool disc is arranged at the top of the connecting plate, sliding blocks are symmetrically and slidably installed on the front end surface and the rear end surface of the top of the connecting plate relative to the positioning groove, vertical threaded holes are formed in the sliding blocks, a sliding block adjusting device is installed at the top end of the supporting columns, an installation cylinder is fixedly welded at the other end of the fixed plate, an open groove is formed in the bottom. When the adjustable fixing plate is used, the direction of the fixing plate can be adjusted through the arrangement of the rotating cylinder, and the adjustable fixing plate is simple to operate and convenient to use.
Description
Technical Field
The invention relates to a dental treatment chair accessory, in particular to a support casting of a dental treatment chair and a production process thereof.
Background
Dentistry, one of the medical discipline classifications, is commonly incorporated into the stomatology department in major hospitals. The dentistry mainly treats diseases related to teeth and periodontium. In order to reduce the working difficulty of medical staff in dental work, a special dental treatment chair is usually arranged, a tool tray is arranged beside the treatment chair, dental tools for dentistry are contained in the tool tray, and thus the workload of the dentist is greatly reduced.
The existing tool tray is usually directly installed beside the treatment chair through a plurality of fixed supporting castings, and the supporting castings for installing the tool tray are specially designed for matching the tool tray, so that the workload of workers is greatly increased, and the use is inconvenient. Furthermore, the existing tool trays are usually fixed directly when being installed beside the treatment chair, and dentists need to work from different directions for observing patients conveniently, which often causes inconvenience when using the tool trays.
Disclosure of Invention
The invention aims to provide a support casting of a dental treatment chair and a production process thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a supporting casting of a dental treatment chair comprises a fixed plate and a rotating cylinder for mounting the fixed plate, wherein one end of the fixed plate is rotatably provided with the rotating cylinder, the axis of the rotating cylinder is vertical to the fixed plate, the top surface of the fixed plate is fixedly welded with two vertically arranged supporting columns, an integrally formed connecting plate is fixed between the supporting columns, the bottom end of the connecting plate is provided with a mounting position corresponding to the position of the rotating cylinder, the top of the connecting plate is provided with a positioning groove for mounting a tool disc, the front end surface and the rear end surface of the top of the connecting plate are symmetrically and slidably provided with a sliding block relative to the positioning groove, the sliding block is provided with vertical threaded holes, through the matching action of the threaded holes and bolts arranged on the sliding block, the tool disc is conveniently and fixedly mounted at the top of the supporting columns, the sliding block is connected with a sliding block adjusting device, the sliding, an open slot is formed in the bottom end of the side face of the mounting cylinder, and a positioning device for fixing the lamp bracket column is mounted on the top face of the fixing plate corresponding to the open slot.
As a further scheme of the invention: the utility model discloses a position fixed connection of a rotating cylinder, including a fixed plate, a rotating cylinder, the bottom surface welded fastening of fixed plate, sliding mounting has the first pull rod of horizontally on the first fixed block, first pull rod has the rack towards the one end welded fastening of gear, the other end welded fastening of first pull rod has the arm-tie, the side of rack and the one end fixed connection of first spring, the other end of first spring and the side fixed connection of first fixed block, when will supporting the foundry goods cover and establish on the cylinder of installation, the rack meshes with the gear under the elastic force effect of first spring, thereby fix a rotating cylinder, and be convenient for adjust the installation direction of supporting the foundry goods through a rotating cylinder, and be simple and convenient to the fixed operation of supporting the foundry goods.
As a further scheme of the invention: a plurality of grooves are uniformly formed in the rotating cylinder, the cross section of the cylinder sleeved into the rotating cylinder is the same as that of the rotating cylinder, so that the rotating cylinder and the installed cylinder can be prevented from rotating relatively, and the fixing effect of the rotating cylinder is guaranteed.
As a further scheme of the invention: the positioning device comprises a clamping block, a second fixing block, a pull ring, a second pull rod and a second spring, the second fixing block is welded and fixed to the top surface of the fixing plate, the second fixing block is provided with the horizontal second pull rod in a sliding mode, one end of the second pull rod is fixedly welded with the clamping block towards the open slot, the other end of the second pull rod is fixedly welded with the pull ring, the side face of the clamping block is fixedly connected with one end of the second spring, and the other end of the second spring is fixedly connected with the side face of the second fixing block.
As a further scheme of the invention: the fixture block is the same with the shape of open slot, and the fixture block is equipped with the anti-skidding line of mutual matching on the one side and the lighting fixture post towards the open slot, and the fixture block stretches into the installation section of thick bamboo through the open slot under the effect of second spring and fixes the lighting fixture post, and easy operation is convenient.
As a further scheme of the invention: the slider adjusting device comprises a handle, a screw rod, a connecting plate and a connecting rod, one end of the screw rod is rotatably connected with the top end of the outer wall of the supporting seat, the other end of the screw rod is welded and fixed with the handle, the screw rod is connected with the connecting plate in a threaded manner, two ends of the connecting plate are fixedly connected with one end of the connecting rod respectively, the other end of the connecting rod penetrates through the supporting column and is fixedly connected with a slider respectively, and the connecting rod is slidably connected with the supporting column.
A production process of a support casting of a dental treatment chair comprises the following steps:
the method comprises the following steps: mixing sand, namely stirring 40 parts of raw sand, 30 parts of bentonite and 30 parts of coal powder for thirty minutes by using a 3T rotor type sand mixer to fully mix the raw sand, the bentonite and the coal powder;
step two: molding, wherein a HUNTER molding machine is used for working during molding, and the compaction specific pressure is more than or equal to 8kg/cm2The compaction rate of the molding sand is 35-45%, the water content of the molding sand is 3.5-4.5%, and the wet compressive strength is more than or equal to 0.15 MPa;
step three: core setting, wherein core making is needed during core setting, a Z956 and Z957 hot core machine is adopted for core making, the sand shooting pressure is more than or equal to 0.40Mpa, and the curing temperature is as follows: 260 ℃ and 280 ℃ curing time: 80-100S;
step four: assembling the boxes by using a full-automatic box assembling machine during assembling;
step five: pouring, wherein a full-automatic pouring machine is selected during pouring, and comprises a full-automatic weighing system, a full-automatic inoculation system and an invasive temperature measuring system;
step six: shot blasting, namely using a permanent red high-new shot blasting machine, controlling shot blasting time to be 8-10min, wherein the shot blasting specification is 1.7mm, and the current value of the shot blasting machine is 18-22A;
step seven: polishing, selecting for use during polishing
Explosion-proof grinder and
angle grinder and
the electric grinding head of (1);
step eight: and (4) testing, wherein the testing items comprise appearance testing, tensile strength testing, yield strength testing, elongation testing, spheroidization rate testing and carbide testing.
Compared with the prior art, the invention has the beneficial effects that:
1) the direction of the fixing plate can be adjusted through the arrangement of the rotating cylinder, and the fixing plate is simple to operate and convenient to use.
2) The position of slider is convenient for adjust and is fixed, can freely adjust according to the installation screw hole position of dentistry instrument dish to be applicable to the instrument dish installation of different specifications, improved the practicality that supports the foundry goods.
3) The lamp holder column is fixed and operated simply in the installation cylinder, and the operation difficulty in installation of the support casting can be effectively reduced, so that the work difficulty in assembling the treatment chair by a user is reduced.
Drawings
Fig. 1 is a schematic view of a support cast of a dental chair.
Fig. 2 is a schematic view of the bottom surface of a support casting of a dental chair.
Fig. 3 is a cross-sectional structural view of a mounting tube in a support casting of a dental chair.
Fig. 4 is a schematic view of a positioning device in a support casting of a dental chair.
Fig. 5 is a schematic structural view of a slider adjustment mechanism in a support casting of a dental chair.
As shown in the figure: the fixing plate comprises a fixing plate 1, a rotating cylinder 2, an installation position 3, a support column 4, a connecting plate 5, a slider adjusting device 6, a slider 7, a positioning groove 8, an installation cylinder 9, an open slot 10, a positioning device 11, a gear 12, a rack 13, a pulling plate 14, a first pull rod 15, a first fixing block 16, a first spring 17, a groove 18, a fixture block 19, a second fixing block 20, a pulling ring 21, a second pull rod 22, a second spring 23, a handle 24, a screw rod 25, a connecting plate 26 and a connecting rod 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the invention, a supporting casting of a dental treatment chair comprises a fixed plate 1 and a rotating cylinder 2 for mounting the fixed plate 1, wherein the rotating cylinder 2 is rotatably mounted at one end of the fixed plate 1, and the axis of the rotating cylinder 2 is perpendicular to the fixed plate 1, when in use, the supporting casting is sleeved on a mounted column through the rotating cylinder 2, the mounting of the supporting casting is convenient, two vertically arranged supporting columns 4 are fixedly welded on the top surface of the fixed plate 1, an integrally formed connecting plate 5 is fixed between the supporting columns 4, a mounting position 3 is arranged at the bottom end of the connecting plate 5 corresponding to the position of the rotating cylinder 2, when the supporting casting is sleeved on the mounted column, the stability of the supporting casting sleeved on the mounting can be effectively improved through the mounting position 3 and the rotating cylinder 2, a positioning groove 8 for mounting a tool disc is arranged at the top of the connecting plate 5, the front end surface and the rear end surface of the top of the connecting plate 5 are symmetrically and slidably provided with sliding blocks 7 relative to the positioning grooves 8, the sliding blocks 7 are provided with vertical threaded holes, the tool tray is conveniently and fixedly arranged at the top of the supporting column 4 through the matching action of the threaded hole arranged on the sliding block 7 and the bolt, the sliding block 7 is connected with the sliding block adjusting device 6, the sliding block adjusting device 6 is arranged at the top end of the supporting column 4, the position of the sliding block 7 is adjusted through the sliding block adjusting device 6, thereby conveniently adjust the position of screw hole, be applicable to the instrument dish installation of different specifications, improve the practicality of supporting the foundry goods, the other end welded fastening of fixed plate 1 has an installation section of thick bamboo 9 that is used for installing the lighting fixture post, and open slot 10 has been seted up to the side bottom of installation section of thick bamboo 9, and the positioner 11 that is used for fixing the lighting fixture post is installed to the position that the corresponding open slot 10 of fixed plate 1 top surface.
The position welded fastening that a section of thick bamboo 2 is located fixed plate 1 bottom surface has gear 12, the bottom surface welded fastening of fixed plate 1 has first fixed block 16, slidable mounting has first pull rod 15 of horizontally on first fixed block 16, first pull rod 15 is towards gear 12's one end welded fastening has rack 13, first pull rod 15's other end welded fastening has arm-tie 14, the side of rack 13 and first spring 17's one end fixed connection, first spring 17's the other end and first fixed block 16's side fixed connection, when will support the foundry goods cover and establish on the cylinder of installation, rack 13 meshes with gear 12 under first spring 17's elasticity effect, thereby fix a section of thick bamboo 2 that rotates, and be convenient for adjust the installation direction of supporting the foundry goods through a section of thick bamboo 2 that rotates, and be simple and convenient to the fixed operation of supporting the foundry goods.
A plurality of grooves 18 are uniformly formed in the rotating cylinder 2, and the cross section of the cylinder sleeved into the rotating cylinder 2 is the same as that of the rotating cylinder 22, so that the rotating cylinder 2 and the installed cylinder can be prevented from rotating relatively, and the fixing effect of the rotating cylinder 2 is ensured.
The positioning device 11 comprises a clamping block 19, a second fixing block 20, a pull ring 21, a second pull rod 22 and a second spring 23, the second fixing block 20 is welded and fixed on the top surface of the fixing plate 1, the second fixing block 20 is provided with the horizontal second pull rod 22 in a sliding mode, one end of the second pull rod 22 is welded and fixed with the clamping block 19 towards the open slot 10, the other end of the second pull rod 22 is welded and fixed with the pull ring 21, the side surface of the clamping block 19 is fixedly connected with one end of the second spring 23, and the other end of the second spring 23 is fixedly connected with the side surface of the second fixing block 20.
It should be noted that the shape of the clamping block 19 is the same as that of the open slot 10, and the side of the clamping block 19 facing the open slot 10 and the lamp holder column are provided with mutually matched anti-slip threads, and the clamping block 19 extends into the mounting tube 9 through the open slot 10 under the action of the second spring 23 to fix the lamp holder column, so that the operation is simple and convenient.
When using, drive lead screw 25 through handle 24 and rotate, lead screw 25 and connecting plate 26 interact to promote connecting plate 27 through connecting plate 26 and adjust the position of slider 7, thereby make the screw thread installation position of the different specification instrument dish that the slider corresponds, easy operation, convenient to use has improved the practicality of supporting the foundry goods.
A production process of a support casting of a dental treatment chair comprises the following steps:
the method comprises the following steps: mixing sand, namely stirring 40 parts of raw sand, 30 parts of bentonite and 30 parts of coal powder for thirty minutes by using a 3T rotor type sand mixer to fully mix the raw sand, the bentonite and the coal powder;
step two: molding, wherein a HUNTER molding machine is used for working during molding, and the compaction specific pressure is more than or equal to 8kg/cm2The compaction rate of the molding sand is 35-45%, the water content of the molding sand is 3.5-4.5%, and the wet compressive strength is more than or equal to 0.15 MPa;
step three: core setting, wherein core making is needed during core setting, a Z956 and Z957 hot core machine is adopted for core making, the sand shooting pressure is more than or equal to 0.40Mpa, and the curing temperature is as follows: 260 ℃ and 280 ℃ curing time: 80-100S;
step four: assembling the boxes by using a full-automatic box assembling machine during assembling;
step five: pouring, wherein a full-automatic pouring machine is selected during pouring, and comprises a full-automatic weighing system, a full-automatic inoculation system and an invasive temperature measuring system;
step six: shot blasting, namely using a permanent red high-new shot blasting machine, controlling shot blasting time to be 8-10min, wherein the shot blasting specification is 1.7mm, and the current value of the shot blasting machine is 18-22A;
step seven: polishing, selecting for use during polishing
Explosion-proof grinder and
angle grinder and
the electric grinding head of (1);
step eight: and (4) testing, wherein the testing items comprise appearance testing, tensile strength testing, yield strength testing, elongation testing, spheroidization rate testing and carbide testing.
The appearance test includes: 1. roughness: a roughness comparison card; 2. detecting the performance;
when the tensile strength is tested, the tensile strength is more than or equal to 450Mpa, and a universal tensile testing machine is used;
when the yield strength is tested, the yield strength is more than or equal to 320 Mpa;
when the elongation percentage is detected and tested, the elongation percentage is more than or equal to 12 percent;
when the spheroidization rate is tested, the spheroidization rate is more than or equal to 90 percent, and an automatic detector is used;
when the carbide is detected, the carbide is less than or equal to 2 percent, and an automatic detector is used.
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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention without departing from the spirit and scope of the invention.
Claims (7)
1. A supporting casting of a dental treatment chair comprises a fixed plate (1) and a rotating cylinder (2) used for installing the fixed plate (1), and is characterized in that one end of the fixed plate (1) is rotatably provided with the rotating cylinder (2), the axis of the rotating cylinder (2) is perpendicular to the fixed plate (1), the top surface of the fixed plate (1) is fixedly welded with two vertically arranged support columns (4), an integrally formed connecting plate (5) is fixed between the support columns (4), the bottom end of the connecting plate (5) is provided with an installation position (3) corresponding to the position of the rotating cylinder (2), the top of the connecting plate (5) is provided with a positioning groove (8) used for installing a tool disc, the front end surface and the rear end surface at the top of the connecting plate (5) are symmetrically and slidably provided with a sliding block (7) relative to the positioning groove (8), the sliding block (7) is provided with vertical threaded holes, and the sliding block (7), be convenient for with instrument dish fixed mounting at the top of support column (4), slider (7) are connected with slider adjusting device (6), the top in support column (4) is installed in slider adjusting device (6), the other end welded fastening of fixed plate (1) has installation section of thick bamboo (9) that are used for installing the lamp frame post, open slot (10) have been seted up to the side bottom of installation section of thick bamboo (9), fixed plate (1) top surface corresponds the position of open slot (10) and installs and be used for positioner (11) fixed to the lamp frame post.
2. The support casting of the dental treatment chair according to claim 1, wherein a gear (12) is welded and fixed at a position of the rotating cylinder (2) on the bottom surface of the fixing plate (1), a first fixing block (16) is welded and fixed on the bottom surface of the fixing plate (1), a horizontal first pull rod (15) is slidably mounted on the first fixing block (16), a rack (13) is welded and fixed at one end of the first pull rod (15) facing the gear (12), a pull plate (14) is welded and fixed at the other end of the first pull rod (15), the side surface of the rack (13) is fixedly connected with one end of a first spring (17), and the other end of the first spring (17) is fixedly connected with the side surface of the first fixing block (16).
3. The support casting of the dental chair according to claim 1, wherein the rotating cylinder (2) has a plurality of grooves (18) formed therein, and the cross section of the cylinder sleeved in the rotating cylinder (2) is the same as that of the rotating cylinder (22).
4. The support casting of the dental chair according to claim 1, wherein the positioning device (11) comprises a fixture block (19), a second fixing block (20), a pull ring (21), a second pull rod (22) and a second spring (23), the second fixing block (20) is welded and fixed on the top surface of the fixing plate (1), the second fixing block (20) is slidably provided with the horizontal second pull rod (22), one end of the second pull rod (22) faces the open slot (10) and is welded and fixed with the fixture block (19), the other end of the second pull rod (22) is welded and fixed with the pull ring (21), the side surface of the fixture block (19) is fixedly connected with one end of the second spring (23), and the other end of the second spring (23) is fixedly connected with the side surface of the second fixing block (20).
5. The dental chair support casting according to claim 4, wherein the fixture block (19) and the open slot (10) are the same in shape, and the side of the fixture block (19) facing the open slot (10) and the lamp holder post are provided with mutually matched anti-slip threads.
6. The support casting of the dental chair according to claim 1, wherein the slider adjusting device (6) comprises a handle (24), a screw rod (25), a connecting plate (26) and a connecting rod (27), one end of the screw rod (25) is rotatably connected with the top end of the outer wall of the supporting seat (4), the other end of the screw rod (25) is fixedly welded with the handle (24), the connecting plate (26) is connected to the screw rod (25) in a threaded manner, two ends of the connecting plate (26) are respectively fixedly connected with one end of the connecting rod (27), the other end of the connecting rod (27) penetrates through the supporting column (4) and is respectively fixedly connected with one slider (7), and the connecting rod (27) is slidably connected with the supporting column (4).
7. A production process of a support casting of a dental treatment chair comprises the following steps:
the method comprises the following steps: mixing sand, namely stirring 40 parts of raw sand, 30 parts of bentonite and 30 parts of coal powder for thirty minutes by using a 3T rotor type sand mixer to fully mix the raw sand, the bentonite and the coal powder;
step two: molding, wherein a HUNTER molding machine is used for working during molding, and the compaction specific pressure is more than or equal to 8kg/cm2The compaction rate of the molding sand is 35-45%, the water content of the molding sand is 3.5-4.5%, and the wet compressive strength is more than or equal to 0.15 MPa;
step three: core setting, wherein core making is needed during core setting, a Z956 and Z957 hot core machine is adopted for core making, the sand shooting pressure is more than or equal to 0.40Mpa, and the curing temperature is as follows: 260 ℃ and 280 ℃ curing time: 80-100S;
step four: assembling the boxes by using a full-automatic box assembling machine during assembling;
step five: pouring, wherein a full-automatic pouring machine is selected during pouring, and comprises a full-automatic weighing system, a full-automatic inoculation system and an invasive temperature measuring system;
step six: shot blasting, namely using a permanent red high-new shot blasting machine, controlling shot blasting time to be 8-10min, wherein the shot blasting specification is 1.7mm, and the current value of the shot blasting machine is 18-22A;
step seven: polishing, selecting for use during polishing
Explosion-proof grinder and
angle grinder and
the electric grinding head of (1);
step eight: and (4) testing, wherein the testing items comprise appearance testing, tensile strength testing, yield strength testing, elongation testing, spheroidization rate testing and carbide testing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110047008.3A CN112870008B (en) | 2021-01-14 | 2021-01-14 | Support casting of dental treatment chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110047008.3A CN112870008B (en) | 2021-01-14 | 2021-01-14 | Support casting of dental treatment chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112870008A true CN112870008A (en) | 2021-06-01 |
| CN112870008B CN112870008B (en) | 2023-04-07 |
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ID=76047940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110047008.3A Active CN112870008B (en) | 2021-01-14 | 2021-01-14 | Support casting of dental treatment chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112870008B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09122157A (en) * | 1995-11-06 | 1997-05-13 | Osada Res Inst Ltd | Dental treatment unit |
| JP2003082771A (en) * | 2001-09-10 | 2003-03-19 | Tama Engineering Kk | Support device for structure |
| US20110226260A1 (en) * | 2010-03-18 | 2011-09-22 | Hanns Eder | Neurosurgical head holder in combination with a local coil |
| CN110592306A (en) * | 2019-09-29 | 2019-12-20 | 四川省川建管道有限公司 | Smelting and spheroidizing inoculation process for manhole cover casting |
| CN212058683U (en) * | 2020-05-21 | 2020-12-01 | 彼得纳克精密机械(大连)有限公司 | Instrument detection fixing support of tool setting detector |
-
2021
- 2021-01-14 CN CN202110047008.3A patent/CN112870008B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09122157A (en) * | 1995-11-06 | 1997-05-13 | Osada Res Inst Ltd | Dental treatment unit |
| JP2003082771A (en) * | 2001-09-10 | 2003-03-19 | Tama Engineering Kk | Support device for structure |
| US20110226260A1 (en) * | 2010-03-18 | 2011-09-22 | Hanns Eder | Neurosurgical head holder in combination with a local coil |
| CN110592306A (en) * | 2019-09-29 | 2019-12-20 | 四川省川建管道有限公司 | Smelting and spheroidizing inoculation process for manhole cover casting |
| CN212058683U (en) * | 2020-05-21 | 2020-12-01 | 彼得纳克精密机械(大连)有限公司 | Instrument detection fixing support of tool setting detector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112870008B (en) | 2023-04-07 |
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