CN112296610A - High-precision medical equipment structural member finish machining fixing device and production process - Google Patents
High-precision medical equipment structural member finish machining fixing device and production process Download PDFInfo
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- CN112296610A CN112296610A CN202011183579.1A CN202011183579A CN112296610A CN 112296610 A CN112296610 A CN 112296610A CN 202011183579 A CN202011183579 A CN 202011183579A CN 112296610 A CN112296610 A CN 112296610A
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- medical equipment
- way valve
- fixing device
- finish machining
- production process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/088—Work-clamping means other than mechanically-actuated using vacuum means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention is suitable for the technical field of medical equipment, and provides a high-precision medical equipment structural part finish machining fixing device and a production process, wherein the high-precision medical equipment structural part finish machining fixing device comprises a telescopic assembly and a fixing assembly, the telescopic assembly comprises an accommodating rod and a moving rod, the moving rod is accommodated in the accommodating rod, the fixing assembly comprises a fixing ring, a first two-way valve, a second two-way valve and a sealing bag, and the first two-way valve and the second two-way valve are fixedly connected to the outer wall of the fixing ring; and then utilize the expansion of two seal bags to make solid fixed ring inside and with form inclosed environment between the carriage release lever, alright will extract this airtight space inside air through first check valve afterwards for airtight environment becomes the negative pressure, and then under the effect of negative pressure, alright certain absorption live the carriage release lever, when hydraulic pressure breaks down, alright keep the state of stretching out of carriage release lever through the negative pressure absorption, and then alright avoid the phenomenon that the sudden contraction appears in the carriage release lever, avoid causing the damage of medical equipment and the production of unnecessary medical malpractice.
Description
Technical Field
The invention belongs to the technical field of medical equipment, and particularly relates to a high-precision medical equipment structural member finish machining fixing device and a production process.
Background
The basic condition of medical equipment for continuously improving the technical level of medical science is also an important mark of the degree of modernization, and the medical equipment becomes an important field of modern medical treatment. The development of medical treatment is largely dependent on the development of instruments, and even in the development of the medical industry, the breakthrough of bottlenecks plays a decisive role.
Medical equipment refers to instruments, devices, appliances, materials or other items used alone or in combination in the human body, and also includes required software. The therapeutic effect on the body surface and the body is not obtained by means of pharmacology, immunology or metabolism, but the medical appliance product plays a certain auxiliary role. During use, the following intended purposes are intended to be achieved: prevention, diagnosis, treatment, monitoring and alleviation of diseases; diagnosis, treatment, monitoring, mitigation, compensation of injury or disability; research, substitution, regulation of anatomical or physiological processes; and (4) controlling pregnancy.
All be provided with elevating gear on the medical equipment on the existing market, utilize the flexible of telescopic link in most times, and the flexible degree of telescopic link is controlled through hydraulic pressure and oil pressure, and the junction between every section telescopic link lacks safe fixing device, and then leads to the telescopic link can appear the condition of suddenly declining when long-time use and hydraulic pressure trouble, and then causes the damage of equipment and the production of unnecessary medical malpractice.
Disclosure of Invention
The invention provides a finish machining fixing device and a production process for a high-precision medical equipment structural member, and aims to solve the problems that a safe fixing device is lacked at a connecting part between every two sections of telescopic rods, so that the telescopic rods suddenly drop when being used for a long time and hydraulic failure occurs, equipment is damaged, and unnecessary medical accidents occur.
The invention is realized in such a way, the fine machining fixing device for the structural part of the high-precision medical equipment comprises a telescopic assembly and a fixing assembly, wherein the telescopic assembly comprises an accommodating rod and a moving rod, the moving rod is accommodated in the accommodating rod, the fixing assembly comprises a fixing ring, a first two-way valve, a second two-way valve and a sealing bag, the first two-way valve and the second two-way valve are fixedly connected to the outer wall of the fixing ring and penetrate through the fixing ring, the sealing bag is fixed to the outer wall of the fixing ring and communicated with the second two-way valve, the fixing ring is fixed to the outer wall of the accommodating rod and is positioned at an opening at the top of the accommodating rod, and the moving rod penetrates through the fixing ring.
Preferably, a plurality of through-holes are opened to the outer wall of solid fixed ring, and it is a plurality of the through-holes be circular ring around in solid fixed ring inner wall.
Preferably, an inner cavity is formed in the fixing ring, and the inner cavity is communicated with the through hole.
Preferably, the fixed ring is circular, the movable rod is cylindrical, and the inner ring aperture inside the fixed ring is larger than the diameter of the movable rod.
Preferably, the second two-way valve and the sealing bag are respectively provided with two openings at the bottom and the top of the fixing ring.
A production process of a high-precision medical equipment structural part finish machining fixing device comprises the following steps:
step S100: casting a device blank by using a mold;
step S200: finely processing the prepared blank;
step S300: mounting a sealing bag on the device;
step S400: correspondingly installing a two-way valve inside the hole;
step S500: and mounting the fixing device on the joint of the telescopic device.
Preferably, the finishing in step S200 includes grinding, punching and plating the blank.
Preferably, in step S400, three bidirectional valves are required to be installed, including a first bidirectional valve and two second bidirectional valves.
Preferably, the holes in step S400 include holes and through holes required for installing the first and second bidirectional valves.
Preferably, in step S400, one end of the second two-way valve is in communication with the sealed bag, and the inside and the outside of the sealed bag are in communication with each other through the second two-way valve.
Compared with the prior art, the invention has the beneficial effects that: the invention relates to a high-precision medical equipment structural part finish machining fixing device and a production process, wherein a fixing ring, a first two-way valve, a second two-way valve and a sealing bag are arranged, after a movable rod extends out of an opening at the top of an accommodating rod, the second two-way valve is started to inflate the interior of the sealing bag, so that the sealing bag is inflated and expanded and is tightly attached to the movable rod, a gap between the inner wall of the fixing ring and the movable rod is filled, a closed environment is formed between the interior of the fixing ring and the movable rod by utilizing the expansion of the two sealing bags, then air in the closed space can be extracted through a first one-way valve, the closed environment becomes negative pressure, the movable rod can be adsorbed to a certain extent under the action of the negative pressure, when hydraulic pressure fails, the extending state of the movable rod can be maintained through the negative pressure adsorption, and the phenomenon that the movable rod suddenly contracts can be avoided, avoid causing the damage of medical equipment and the production of unnecessary medical malpractice.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of a movable rod storage structure according to the present invention;
FIG. 3 is a schematic cross-sectional view of a retaining ring of the present invention;
FIG. 4 is a schematic diagram of the process steps of the present invention;
in the figure: 1. a telescoping assembly; 11. an accommodating rod; 12. a travel bar; 2. a fixing assembly; 21. a fixing ring; 22. a first two-way valve; 23. an inner cavity; 24. a second two-way valve; 25. sealing the bag; 26. and a through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high-accuracy medical equipment structure finish machining fixing device, including flexible subassembly 1 and fixed subassembly 2, flexible subassembly 1 is including holding pole 11 and carriage release lever 12, carriage release lever 12 is acceptd and is held inside holding pole 11, fixed subassembly 2 is including solid fixed ring 21, first two-way valve 22, second two-way valve 24 and seal bag 25, first two-way valve 22 and the equal fixed connection of second two-way valve 24 in solid fixed ring 21 outer wall, and run through solid fixed ring 21, seal bag 25 is fixed in solid fixed ring 21 outer wall, and be linked together with second two-way valve 24, gu fixed ring 21 is fixed in and holds 11 outer walls of pole, and be located the open-top that holds pole 11, carriage release lever 12 runs through solid fixed ring 21.
In this embodiment, when the telescopic assembly 1 is in use, the movable rod 12 is moved under the action of hydraulic pressure and extends out from the top opening of the accommodating rod 11, and when the extending length of the movable rod 12 meets the requirement, the hydraulic pressure controls the movable rod 12 to stop moving, at this time, an external inflating device (not shown) can be used, the inflating device can have an inflating and air-sucking function, air is conveyed into the sealing bag 25 through the second two-way valve 24 by the inflating device, so that the sealing bag 25 starts to expand, and because a certain distance is provided between the movable rods 12 on the inner wall of the fixing ring 21 and the sealing bag 25 is in a circular ring shape, the expansion of the sealing bag 25 is in close contact with the movable rod 12 and makes up the gap between the inner wall of the fixing ring 21 and the movable rod 12, and the sealing bags 25 are provided with two sealing bags 25, the two sealing bags 25 are respectively located at the top and bottom openings of the fixing ring 21, the two components expand simultaneously, so as to isolate the internal environment and the external environment of the fixed ring 21, so that a closed environment is formed between the inner wall of the fixed ring 21 and the movable rod 12, then the outer wall of the fixed ring 21 is provided with a through hole 26, the inner cavity 23 inside the fixed ring 21 is communicated with the closed space by using the through hole 26, and an integral closed space is formed, then, an inflation device can be used, the inflation device can pump out air in the closed environment inside the fixed ring 21 through the first two-way valve 22, so that the closed space is a negative pressure environment, under the negative pressure, the movable rod 12 can be adsorbed and fixed on the fixed ring 21, when the hydraulic pressure fails, the extending state of the movable rod 12 can be kept through negative pressure adsorption, and then the phenomenon that the movable rod 12 contracts suddenly can be avoided, and the damage of medical equipment and the generation of unnecessary medical accidents can be, secondly, when the movable rod 12 needs to be retracted into the accommodating rod 11, the interior of the fixing ring 21 can be inflated by the inflating device, and the air in the sealing bag 25 is pumped out, so that the negative pressure environment sealed in the fixing ring 21 is damaged, and the movable rod 12 can be moved and contracted.
Furthermore, the outer wall of the fixing ring 21 is provided with a plurality of through holes 26, and the plurality of through holes 26 circularly surround the inner wall of the fixing ring 21; the fixing ring 21 is provided with an inner cavity 23 therein, and the inner cavity 23 is communicated with the through hole 26.
In the present embodiment, the outer wall of the fixing ring 21 is provided with a through hole 26, the inner cavity 23 inside the fixing ring 21 is communicated with the sealed space by the through hole 26 to form an integral sealed space, and when the first two-way valve 22 is used for air suction, air inside the whole sealed environment can be sucked out to form a negative pressure space.
Further, the fixing ring 21 is annular, the moving rod 12 is cylindrical, and the inner ring diameter inside the fixing ring 21 is larger than the diameter of the moving rod 12.
In the present embodiment, since the inner wall of the fixed ring 21 has a certain distance between the movable rods 12 and the sealing bag 25 has a ring shape, the sealing bag 25 is expanded to be in close contact with the movable rods 12 and to compensate for a gap between the inner wall of the fixed ring 21 and the movable rods 12.
Further, two second two-way valves 24 and two sealing bags 25 are provided, and are respectively arranged at the openings at the bottom and the top of the fixing ring 21.
In this embodiment, in the using process, because two sealing bags 25 are provided, the two sealing bags 25 are respectively located at the top and bottom openings of the fixing ring 21, and the two sealing bags are expanded simultaneously, so that the inside and outside environment of the fixing ring 21 can be isolated, and a closed environment is formed between the inner wall of the fixing ring 21 and the moving rod 12.
Referring to fig. 4, a production process of a high-precision medical equipment structural member finish machining fixing device comprises the following steps:
step S100: casting a device blank by using a mold;
step S200: finely processing the prepared blank;
step S300: mounting a sealing bag 25 on the device;
step S400: correspondingly installing a two-way valve inside the hole;
step S500: and mounting the fixing device on the joint of the telescopic device.
In this embodiment, during the use process, firstly, molten iron is injected into the mold, the blank of the fixing ring 21 is cast by the mold, after the molten iron is injected, the blank is cooled for a period of time, and then the blank is processed by a machine tool, firstly, the blank is polished to determine the final shape of the fixing ring, secondly, burrs on the blank are removed, and then, a hole is turned on the processed ingredients by a hole punching machine, a plurality of holes are drilled on the blank by the hole punching machine, wherein the holes include holes for installing the first and second two- way valves 22 and 24 and through holes 26 arranged on the outer wall of the fixing ring 21, and after the hole is drilled, the blank is plated, the plating layer can be an anti-corrosion layer, etc., to increase the anti-corrosion performance and the service life of the fixing ring 21, and then, the first two-way valve 22, the second two-way valve 24, and the fixing ring 21 can be used for fixing the material, Installation of the second bi-directional valve 24 and the sealing bag 25, once the first bi-directional valve 22, the second bi-directional valve 24 and the sealing bag 25 are installed, forms the integrated fastening assembly 2.
Further, the finishing in step S200 includes grinding, punching and plating the blank.
In this embodiment, in the process of drilling, the blank is machined by a machine tool, the blank needs to be polished to determine a fixed final shape, then burrs on the blank are removed, a hole can be turned on the machined ingredients by using a punching machine, a plurality of holes can be drilled on the blank by using the punching machine, and after the hole is drilled, the blank can be plated, and the plated layer can be an anticorrosive layer and the like.
Further, in step S400, three bidirectional valves are required to be installed, including a first bidirectional valve 22 and two second bidirectional valves 24; the holes in step S400 include the holes required to install the first and second bi-directional valves 22 and 24 and the through hole 26.
In the present embodiment, the first and second two- way valves 22 and 24 can be smoothly mounted by using the holes, and the through holes 26 are formed to achieve connectivity between the inside and the outside of the fixing ring 21.
Further, in step S400, one end of the second two-way valve 24 is connected to the sealed bag 25, and the inside and the outside of the sealed bag 25 are connected by the second two-way valve 24.
In this embodiment, during use, the second two-way valve 24 seals the communication between the two and, under the action of the external inflation device, the inside of the sealed bag 25 can be inflated smoothly to be evacuated.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a high-accuracy medical equipment structure finish machining fixing device, includes flexible subassembly and fixed subassembly, flexible subassembly is including holding pole and carriage release lever, the carriage release lever accept in it is inside, its characterized in that to hold the pole: fixed subassembly is including solid fixed ring, first two-way valve, second two-way valve and seal bag, the equal fixed connection of first two-way valve and second two-way valve in gu fixed ring outer wall, and run through gu fixed ring, the seal bag is fixed in gu fixed ring outer wall, and with the second two-way valve is linked together, gu fixed ring is fixed in hold the pole outer wall, and be located hold the top opening part of pole, the carriage release lever runs through gu fixed ring.
2. The high-precision medical equipment structural member finish machining fixing device as claimed in claim 1, wherein: a plurality of through-holes have been seted up to solid fixed ring's outer wall, and is a plurality of the through-hole be circular ring around in gu fixed ring inner wall.
3. The high-precision medical equipment structural member finish machining fixing device as claimed in claim 2, wherein: an inner cavity is formed in the fixing ring, and the inner cavity is communicated with the through hole.
4. The high-precision medical equipment structural member finish machining fixing device as claimed in claim 1, wherein: the fixed ring is in a circular ring shape, the movable rod is in a cylindrical shape, and the aperture of the inner ring inside the fixed ring is larger than the diameter of the movable rod.
5. The high-precision medical equipment structural member finish machining fixing device as claimed in claim 1, wherein: the second two-way valve and the sealing bag are respectively provided with two openings at the bottom and the top of the fixing ring.
6. The production process of the high-precision medical equipment structural part finish machining fixing device is characterized in that: the method comprises the following steps:
step S100: casting a device blank by using a mold;
step S200: finely processing the prepared blank;
step S300: mounting a sealing bag on the device;
step S400: correspondingly installing a two-way valve inside the hole;
step S500: and mounting the fixing device on the joint of the telescopic device.
7. The production process of the high-precision medical equipment structural member finish machining fixing device as claimed in claim 6, wherein the production process comprises the following steps: the finishing in step S200 includes polishing, punching and plating the blank.
8. The production process of the high-precision medical equipment structural member finish machining fixing device as claimed in claim 6, wherein the production process comprises the following steps: in step S400, three bidirectional valves are required to be installed, including a first bidirectional valve and two second bidirectional valves.
9. The production process of the high-precision medical equipment structural member finish machining fixing device as claimed in claim 6, wherein the production process comprises the following steps: the holes in step S400 include holes and through holes required for installing the first and second bidirectional valves.
10. The production process of the high-precision medical equipment structural member finish machining fixing device as claimed in claim 6, wherein the production process comprises the following steps: in step S400, one end of the second two-way valve is communicated with the sealed bag, and the inside and the outside of the sealed bag are communicated by the second two-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011183579.1A CN112296610A (en) | 2020-10-29 | 2020-10-29 | High-precision medical equipment structural member finish machining fixing device and production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011183579.1A CN112296610A (en) | 2020-10-29 | 2020-10-29 | High-precision medical equipment structural member finish machining fixing device and production process |
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| CN112296610A true CN112296610A (en) | 2021-02-02 |
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| CN202011183579.1A Pending CN112296610A (en) | 2020-10-29 | 2020-10-29 | High-precision medical equipment structural member finish machining fixing device and production process |
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Citations (7)
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| DE19820363C1 (en) * | 1998-05-07 | 1999-11-25 | Fischer Rohrtechnik Gmbh | Push-button operated telescopically adjustable vacuum cleaner pipe with safety device |
| CN101142059A (en) * | 2005-02-05 | 2008-03-12 | 安德烈亚斯·普拉斯-林克 | Universal gripping and holding device |
| KR100821639B1 (en) * | 2007-02-23 | 2008-04-14 | 한국기초과학지원연구원 | Nc lathe's spindle apparatus |
| CN104444974A (en) * | 2014-09-29 | 2015-03-25 | 铁岭长天机电有限责任公司 | Intertube interlocking device of single-lead-screw mechanical lifting rod |
| CN108506655A (en) * | 2018-03-06 | 2018-09-07 | 周玉翔 | A kind of heavy-duty machinery supporting rack |
| CN208085411U (en) * | 2017-12-20 | 2018-11-13 | 张丹 | A kind of tire gas lock formula inner supporting device and safety tread |
| CN211501217U (en) * | 2019-12-30 | 2020-09-15 | 石家庄军马勇机械科技有限公司 | Square-opening corrugated pipe sealing joint for prestressed bridge |
-
2020
- 2020-10-29 CN CN202011183579.1A patent/CN112296610A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19820363C1 (en) * | 1998-05-07 | 1999-11-25 | Fischer Rohrtechnik Gmbh | Push-button operated telescopically adjustable vacuum cleaner pipe with safety device |
| CN101142059A (en) * | 2005-02-05 | 2008-03-12 | 安德烈亚斯·普拉斯-林克 | Universal gripping and holding device |
| KR100821639B1 (en) * | 2007-02-23 | 2008-04-14 | 한국기초과학지원연구원 | Nc lathe's spindle apparatus |
| CN104444974A (en) * | 2014-09-29 | 2015-03-25 | 铁岭长天机电有限责任公司 | Intertube interlocking device of single-lead-screw mechanical lifting rod |
| CN208085411U (en) * | 2017-12-20 | 2018-11-13 | 张丹 | A kind of tire gas lock formula inner supporting device and safety tread |
| CN108506655A (en) * | 2018-03-06 | 2018-09-07 | 周玉翔 | A kind of heavy-duty machinery supporting rack |
| CN211501217U (en) * | 2019-12-30 | 2020-09-15 | 石家庄军马勇机械科技有限公司 | Square-opening corrugated pipe sealing joint for prestressed bridge |
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Application publication date: 20210202 |