CN109394215B - Medical instrument die body, clamp and machining process - Google Patents
Medical instrument die body, clamp and machining process Download PDFInfo
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- CN109394215B CN109394215B CN201811368884.0A CN201811368884A CN109394215B CN 109394215 B CN109394215 B CN 109394215B CN 201811368884 A CN201811368884 A CN 201811368884A CN 109394215 B CN109394215 B CN 109394215B
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- 238000003754 machining Methods 0.000 title claims description 5
- 238000012545 processing Methods 0.000 claims abstract description 19
- 238000005516 engineering process Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000005481 NMR spectroscopy Methods 0.000 claims abstract description 4
- 239000003292 glue Substances 0.000 claims description 29
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000005498 polishing Methods 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 238000000137 annealing Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 238000002372 labelling Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims description 3
- 238000012937 correction Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/58—Testing, adjusting or calibrating thereof
- A61B6/582—Calibration
- A61B6/583—Calibration using calibration phantoms
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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
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0223—Operational features of calibration, e.g. protocols for calibrating sensors
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- Engineering & Computer Science (AREA)
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- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
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Abstract
The invention relates to a medical instrument die body, a clamp and a processing technology, wherein the die body is used for correcting the precision of an upper moving shaft and the equivalent weight of X-ray or nuclear magnetic resonance light on a large-scale medical instrument and comprises a body, a first part and a second part, wherein the first part and the second part are arranged at two ends of the body in parallel; a datum line is arranged in the body and is perpendicular to the first component and the second component respectively. A clamp comprises a base and a pair of positioning columns vertically arranged on two sides of the base; the bottom ends of the positioning columns are connected with the base, the top ends of the positioning columns are further connected with a positioning plate, and the positioning plate moves up and down along the positioning columns. A processing technology of a medical instrument die body is mainly used for processing the medical instrument die body. The die body has simple structure and simple processing procedure, the manufactured parts have high precision, the bonding firmness, the bonding aesthetic degree and the like among the parts, and the overall precision is effectively controlled to reduce the deformation.
Description
Technical Field
The invention relates to the technical field of medical instrument processing, in particular to a die body, a clamp and a processing technology for calibrating a medical instrument.
Background
The die body is used on large medical instruments to calibrate the precision of a moving shaft on the equipment, and the X-ray or nuclear magnetic resonance equivalent die body finally determines the use precision of the medical instruments.
At present, because the manufacturing precision of each part is not well controlled when the die body is manufactured at the beginning, and a manual gluing method is adopted, the manufactured die body is low in precision after being molded, the mutual bonding of the parts is unreliable, and the degumming condition also occurs. In addition, the overall deformation may occur after a period of use.
Therefore, the problems of how to improve the manufacturing precision of each part of the die body, improve the bonding precision, the bonding fastness and the bonding aesthetic degree among the parts, reduce the deformation, effectively control the overall precision after bonding/assembling and the like are solved. Accordingly, it is important to improve the quality of the mold body.
Disclosure of Invention
The invention aims to solve the problems, and provides a medical instrument die body, a clamp and a processing technology, wherein the die body is simple in structure, the processing procedure is simplified, the high precision of manufactured parts is ensured, the bonding precision, the bonding firmness, the bonding attractiveness and the like among the parts are ensured, and the overall precision is effectively controlled to reduce deformation.
The technical scheme provided by the invention is as follows:
a medical device phantom for calibrating the accuracy of a movable axis, and X-ray or nmr light equivalent on a large medical device, comprising:
the device comprises a body, a first component and a second component, wherein the first component and the second component are arranged at two ends of the body in parallel;
a datum line is arranged in the body and is perpendicular to the first component and the second component respectively.
Preferably, the body is a cylindrical structure, and the axis of the body of the cylindrical structure penetrates through the datum line;
the first part and the second part are both provided with a groove, and the shape of the groove is the same as the shape of the cross section of the body of the cylindrical structure, and the diameter is the same;
when the body of the cylindrical structure is connected with the first component and the second component, a certain distance is left between the first component and the second component.
Preferably, the body is a tubular structure, a first cover plate connected with the first component and a second cover plate connected with the second component are respectively arranged at two ends of the body of the tubular structure, and the reference line is vertically connected between the first cover plate and the second cover plate.
Preferably, the diameters of the first cover plate and the second cover plate are both about 8 mm;
the tubular structure has a body outer diameter that is the same size as the outer diameters of the first and second components.
In the technical scheme, the datum line is arranged in different modes through different body structures, so that the tensioning force of the datum line is improved, the straightness accuracy of the datum line is improved, and the correction accuracy is guaranteed.
The invention also provides a clamp for clamping the medical instrument die body, which comprises:
the base is vertically arranged on a pair of positioning columns on two sides of the base;
the bottom ends of the positioning columns are connected with the base, the top ends of the positioning columns are further connected with a positioning plate, and the positioning plate moves up and down along the positioning columns.
Among this technical scheme, through the setting of reference column, guarantee the planarization at first part and second part edge, can have a effect that compresses tightly to first part, body and second part through the locating plate that sets up simultaneously, improve joint strength.
Preferably, the edge of the base is provided with a plurality of equal-height blocks, and the equal-height blocks are clamped between the first component and the second component.
In the technical scheme, the position relation between the first component and the second component is limited by the arrangement of the equal-height blocks, the parallelism of the first component and the second component is further improved, and the straightness of the datum line is further improved.
The invention also provides a processing technology of the medical instrument die body, wherein the medical instrument die body is the medical instrument die body and comprises the following steps:
s01: selecting corresponding raw materials according to the body, the first part and the second part;
s02: preparing corresponding manufacturing parameters for each raw material, and processing the body, the first component and the second component respectively according to the corresponding manufacturing parameters;
s03: the processed body is respectively bonded with the first component and the second component through a bonding technology;
s04: annealing the bonded formed product;
s05: the product was subjected to a hermetic test.
Preferably, in step S03, the bonding technique includes the steps of:
s031: selecting glue;
s032: controlling temperature and humidity in an operating environment;
s033: bonding the body with the first part and the second part respectively by using selected glue;
s034: taking the bonding molding product off a clamp, and removing overflowing glue, wherein the clamp is the clamp;
s035: labeling the taken-down formed product;
s036: the labeled product is inspected according to the standard.
Further preferably, in step S033: bonding the body to the first and second components, respectively, includes the steps of:
s0331: preliminarily trial assembling the body, the first component, the second component and the clamp to ensure that the components can be assembled with each other, wherein a certain gap is reserved between the body, the first component and the second component;
s0332: uniformly polishing the groove of the first part by using metallographic abrasive paper in a clockwise direction, and wiping the groove by using cloth after uniformly polishing;
s0333: tearing off a sticker at one end of the body, uniformly accumulating glue on the body in a circle drawing mode, and scraping the glue;
s0334: assembling one end of the body coated with the glue in the groove, forcibly pressing the body, irregularly rotating the body leftwards and rightwards, and completely attaching the body to the first component;
s0335: repeating S0332-S0334 to completely attach the body to the second member;
s0335: placing the assembled molded product into the fixture, and enabling the side surfaces of the first part and the second part to be in contact with the positioning columns, wherein the positioning plates fix the mutual position relation of the first part and the second part;
s0336: padding a contour block between the first part and the second part;
s0337: observing whether the glue overflows from the first part and the second part;
s0338: checking repeatedly to determine whether bubbles and gaps exist in the groove;
s0339: and putting the formed product and the clamp into a curing chamber for curing for more than or equal to 20 hours.
Preferably, in step S02, when the processed body is a tubular structure, the method specifically includes the following steps:
s021: controlling the parallelism of a first cover plate and a second cover plate at two ends of the body of the tubular structure;
s022: the first cover plate, the second cover plate, the first member and the second member are coaxially disposed;
s023: the two ends of the datum line are arranged at the same axis.
The technical scheme is simple to operate, the accuracy of each operation procedure is guaranteed, the precision of manufacturing each part is improved, the bonding precision, the bonding fastness, the bonding attractiveness and the like among the parts are improved, and therefore the overall precision is effectively controlled, and deformation is reduced.
In summary, the processing technology of the medical instrument die body provided by the invention has the following characteristics:
1. according to the invention, the die body to be processed is simple in product, the setting of the datum line is realized in different modes according to different body structures, and the aims of improving the tension of the datum line, improving the straightness of the datum line and ensuring the correction accuracy are fulfilled.
2. According to the invention, the flatness of the edges of the first part and the second part is ensured by the arranged clamp and the positioning columns in the clamp, and meanwhile, the arranged positioning plate can have a pressing effect on the first part, the body and the second part, so that the connection strength is improved.
3. The invention simplifies the whole processing procedure, improves the precision of each manufactured part, ensures the bonding precision, bonding fastness, bonding aesthetic degree and the like among the parts, and effectively controls the whole precision and reduces the deformation.
Drawings
The above features, technical characteristics, advantages and implementation modes of the processing technology of the medical device die body are further described in a clear and understandable way by referring to the following description of the preferred embodiments and the accompanying drawings.
FIG. 1 is a schematic structural view of a medical device body according to the present invention;
FIG. 2 is a schematic structural view of a medical device body according to the present invention;
FIG. 3 is a schematic structural diagram of a fixture according to the present invention.
Reference numerals:
a body 1;
a first member 21; a second member 22;
a reference line 3;
a first cover plate 41; a second cover plate 42;
a jig 5; a base 51; a positioning post 52; the positioning plate 53; an equal height block 54; and a top block 55.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other embodiments can be obtained on the basis of these drawings without inventive effort.
In an embodiment of the medical device mold body according to the present invention, referring to fig. 1 and 2, a medical device mold body is mainly used for correcting the precision of the upper moving shaft and the equivalent of X-ray or nuclear magnetic resonance light on a large-scale medical device, and specifically includes a body 1, and a first part 21 and a second part 22 disposed in parallel at two ends of the body 1; while a reference line 3 is provided in the body 1 such that the reference line 3 is perpendicular to the first and second members 21 and 22, respectively. The purpose of this arrangement is to improve the linearity of the reference line 3, so that it is satisfactory for the correction of large medical instruments and avoids excessive deviations during the correction process.
In the first embodiment of the mold body, referring to fig. 1 again, the main body 1 is a cylindrical structure, i.e. the center is solid; the datum line 3 penetrates through the axis of the cylindrical body 1, namely the datum line 3 can be directly arranged in the cylindrical body 1 when the cylindrical body 1 is machined, and meanwhile, the first part 21 and the second part 22 are both provided with a groove, and the shape of the groove is the same as the cross section shape and the diameter size of the cylindrical body 1. The purpose is to ensure the matching degree of the body 1 and the first part 21 and the second part 22, and after the body 1 of the cylindrical structure is connected with the first part 21 and the second part 22, a certain distance is left between the first part 21 and the second part 22, the distance is determined by the height of the body 1, and the two parts are ensured to be parallel.
In the second embodiment of the present mold body, referring to fig. 2 again, the difference from the first embodiment is: wherein, the arranged body 1 is of a tubular structure, namely, the center is of a hollow structure; therefore, in order to provide the reference line 3 in the body 1 of the hollow tubular structure, the linearity of the reference line 3 is ensured in order to increase the tension of the reference line 3. Further, a first cover plate 41 connected to the first member 21 and a second cover plate 42 connected to the second member 22 are respectively provided at both ends of the body 1 of the tubular structure, and a reference line 3 is perpendicularly connected between the first cover plate 41 and the second cover plate 42.
In practical use, the first cover plate 41 and the second cover plate 42 are both set to have a diameter of about 8mm, and in order to ensure the parallelism of the first member 21 and the second member 22 at both ends of the tubular structure body 1, the outer diameter of the tubular structure body 1 is further set to be the same as the outer diameter of the first member 21 and the second member 22, and the outer diameter is set to be about 54 mm. Here, it should be noted that the reference line 3 is a steel wire, and the diameter of the steel wire is controlled to be about 0.2 mm.
Each part of the die body is mainly processed by CNC (Computerized Numerical Control) equipment, the connection modes among the processed parts are various, glue is preferably adopted for bonding in the application, and a clamp 5 is further arranged for ensuring the bonding strength, as shown in fig. 3, the die body specifically comprises a base 51 and a pair of positioning columns 52 vertically arranged on both sides of the base 51; meanwhile, the bottom ends of the pair of positioning posts 52 are connected to the base 51, the top ends of the pair of positioning posts 52 are connected to a positioning plate 53, and the positioning plate 53 moves up and down along the pair of positioning posts 52. The purpose is to press the positioning plate 53 above the first member 21 by the lifting movement of the positioning post 52, and to increase the bonding strength between the members by pressure.
The improvement is made on the basis of the clamp 5, and the improvement is that: the edge of the base 51 is also provided with a plurality of equal-height blocks 54, and when the first part 21 and the second part are larger than the diameter of the body 1, the equal-height blocks 54 are clamped between the first part 21 and the second part, so that the parallelism of the two parts is ensured. Of course, in practical use, the height and the distribution number of the equal-height blocks 54 can be set and adjusted according to practical requirements.
The invention also provides a processing technology of the medical instrument die body, wherein the medical instrument die body is the medical instrument die body and specifically comprises the following steps:
s01: selecting corresponding raw materials according to the body 1, the first part 21 and the second part;
s02: corresponding manufacturing parameters are formulated for each raw material, so that the scrapping of products caused by the same operation mode of different manufacturing parameters is avoided, and the body 1, the first part 21 and the second part are respectively processed according to the corresponding manufacturing parameters;
s03: two ends of the processed body 1 are respectively bonded with the first part 21 and the second part through a bonding technology;
s04: annealing the final die body product formed after bonding, wherein the annealing aims to reduce the hardness, eliminate the residual stress, stabilize the size and reduce the deformation and crack tendency;
s05: and carrying out air tightness test on the product, and aiming at ensuring the tightness of the product through the air tightness test so as to ensure the quality.
In step S03 of the present manufacturing process, the bonding technique of the two ends of the body 1 to the first member 21 and the second member specifically includes the following steps:
s031: selecting glue, wherein the glue is selected by selecting the best glue on the market after a large number of experiments and analysis comparison and directly purchasing the glue;
s032: the temperature and the humidity in the operation environment are controlled, the temperature is preferably controlled to be 18-30 degrees, and the humidity is preferably controlled to be 50-80 degrees, so that the manufacturing quality of the product is ensured from the environment;
s033: the body 1 is respectively bonded with the first component 21 and the second component by adopting selected glue, the body is firstly connected with the first component 21 and then connected with the second component during actual operation, the sequence is not limited, and only the connection of the two ends of the body 1 is needed;
s034: taking the bonding molding product off the clamp 5, and removing the overflowing glue by using clean cloth, wherein the clamp 5 is the clamp 5;
s035: labeling the removed molded product so as to be actually used with reference to the standard of the label in the subsequent use;
s036: and (5) inspecting the products with the labels according to the standard to ensure the quality of each product.
In step S033 of the present process: the specific bonding of the body 1 to the first member 21 and the second member respectively comprises the following steps:
s0331: the body 1, the first part 21, the second part and the clamp 5 are preliminarily assembled in a trial mode, and the parts can be assembled with each other, so that a certain gap is reserved among the body 1, the first part 21 and the second part, and the gap is not smaller than 0.2mm so as to ensure that glue overflows;
s0332: uniformly polishing the groove of the first component 21 by using metallographic abrasive paper in a clockwise direction, and wiping the groove by using cloth after uniformly polishing to ensure the tidiness and flatness of the surface;
s0333: tearing off a sticker at one end of the body 1, uniformly accumulating the circled glue on the body 1, and scraping the glue; the specific glue coating mode is not limited, and the glue coating uniformity is mainly guaranteed in a circle drawing mode in the application.
S0334: assembling one end of the body 1 coated with the glue in the groove, pressing the body 1 with force, and irregularly rotating the body 1 leftwards and rightwards to completely attach the body 1 to the first component 21;
s0335: repeating the steps S0332 to S0334, and completely attaching the body 1 to the second component;
s0335: the assembled molded product is placed in the jig 5 such that the side surfaces of the first member 21 and the second member are in contact with the positioning posts 52 of the jig 5, positioning pins (not shown, set according to the requirements of the product) are inserted into the second member, and the positioning plates 53 fix the relative positional relationship between the first member 21 and the second member. The top block 55 is then positioned over the upper and lower components (i.e., clamped between the upper surface of the first component 21 and the lower surface of the second component) to ensure that the two components do not move. It should be noted that the top block 55 may be directly fixed to the base 51 of the fixture 5, and only the first member 21 and the second member need to be clamped and fixed.
S0336: padding a contour block 54 between the first member 21 and the second member;
s0337: whether the glue overflows from the first part 21 and the second part or not needs to be observed, the glue overflows from the periphery of the body 1, and local empty leakage cannot exist;
s0338: checking repeatedly to determine whether bubbles and gaps exist in the groove;
s0339: and placing the formed product and the clamp 5 into a curing chamber for curing for more than or equal to 20 hours.
It should be noted that, the steps of the above processing technology are directed to the body 1 being a cylindrical structure, and since both ends of the cylindrical structure have a certain area as the bonding surface, it is only necessary to ensure that the reference lines 3 are reserved at both ends of the body 1 of the cylindrical structure during processing. When the tubular main body 1 is machined, the reference line 3 in the main body 1 needs to be machined first, and the specific steps are as follows:
s021: controlling the parallelism of the first cover plate 41 and the second cover plate 42 at the two ends of the body 1 of the tubular structure;
s022: such that the first cover plate 41, the second cover plate 42, the first member 21 and the second member are coaxially disposed;
s023: the two ends of the reference line 3 are arranged coaxially. Thus, the tension of the reference line 3 can be ensured, and the quality of the product can be further improved when subsequent bonding between the parts is carried out (the specific bonding process is the same as that described above).
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A medical instrument die body, this die body is used for correcting the precision of moving the axle on large-scale medical instrument, and X-ray or nuclear magnetic resonance light equivalent, its characterized in that includes:
the device comprises a body, a first component and a second component, wherein the first component and the second component are arranged at two ends of the body in parallel;
the body is of a tubular structure, a first cover plate connected with the first component and a second cover plate connected with the second component are respectively arranged at two ends of the body of the tubular structure, and a datum line is vertically connected between the first cover plate and the second cover plate;
the first part and the second part are both provided with a groove, and the shape of the groove is the same as the shape of the cross section of the body of the tubular structure, and the diameter is the same;
after the body is connected with the first component and the second component, a certain distance is reserved between the first component and the second component, and the distance is equal to the height of the body.
2. A clip for clamping the medical device mold body of claim 1, comprising:
the base is vertically arranged on a pair of positioning columns on two sides of the base;
the bottom ends of the positioning columns are connected with the base, the top ends of the positioning columns are further connected with a positioning plate, and the positioning plate moves up and down along the positioning columns.
3. A clamp as claimed in claim 2, wherein:
the edge of the base is provided with a plurality of equal-height blocks which are clamped between the first component and the second component.
4. A processing technology of a medical instrument die body, wherein the medical instrument die body is the medical instrument die body of claim 1, and the processing technology is characterized by comprising the following steps:
s01: selecting corresponding raw materials according to the body, the first part and the second part;
s02: preparing corresponding manufacturing parameters for each raw material, and processing the body, the first component and the second component respectively according to the corresponding manufacturing parameters;
s03: the processed body is respectively bonded with the first component and the second component through a bonding technology;
s04: annealing the bonded formed product;
s05: the product was subjected to a hermetic test.
5. The machining process of the medical instrument die body according to claim 4, wherein:
in step S03, the bonding technique includes the steps of:
s031: selecting glue;
s032: controlling temperature and humidity in an operating environment;
s033: bonding the body with the first part and the second part respectively by using selected glue;
s034: removing the bonding molding product from a fixture and removing the overflowing glue, wherein the fixture is the fixture in any one of claims 2-3;
s035: labeling the taken-down formed product;
s036: the labeled product is inspected according to the standard.
6. The machining process of the medical instrument die body according to claim 5, wherein:
in step S033: bonding the body to the first and second components, respectively, includes the steps of:
s0331: preliminarily trial assembling the body, the first part, the second part and the clamp to ensure that the parts can be assembled with each other, wherein a certain distance is reserved between the body and the first part and is equal to the height of the body;
s0332: uniformly polishing the groove of the first part by using metallographic abrasive paper in a clockwise direction, and wiping the groove by using cloth after uniformly polishing;
s0333: tearing off a sticker at one end of the body, uniformly accumulating glue on the body in a circle drawing mode, and scraping the glue;
s0334: assembling one end of the body coated with the glue in the groove, forcibly pressing the body, irregularly rotating the body leftwards and rightwards, and completely attaching the body to the first component;
s0335: repeating S0332-S0334 to completely attach the body to the second member;
s0335: placing the assembled molded product into the fixture, and enabling the side surfaces of the first part and the second part to be in contact with the positioning columns, wherein the positioning plates fix the mutual position relation of the first part and the second part;
s0336: padding a contour block between the first part and the second part;
s0337: observing whether the glue overflows from the first part and the second part;
s0338: checking repeatedly to determine whether bubbles and gaps exist in the groove;
s0339: and putting the formed product and the clamp into a curing chamber for curing for more than or equal to 20 hours.
7. The machining process of the medical instrument die body according to claim 6, wherein:
in step S02, when the processed body is a tubular structure, the method specifically includes the following steps:
s021: controlling the parallelism of a first cover plate and a second cover plate at two ends of the body of the tubular structure;
s022: the first cover plate, the second cover plate, the first member and the second member are coaxially disposed;
s023: the two ends of the datum line are arranged at the same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368884.0A CN109394215B (en) | 2018-11-16 | 2018-11-16 | Medical instrument die body, clamp and machining process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368884.0A CN109394215B (en) | 2018-11-16 | 2018-11-16 | Medical instrument die body, clamp and machining process |
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| Publication Number | Publication Date |
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| CN109394215A CN109394215A (en) | 2019-03-01 |
| CN109394215B true CN109394215B (en) | 2022-04-29 |
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|---|---|---|---|---|
| CN113081008B (en) * | 2021-03-24 | 2024-04-19 | 上海京悦机械有限公司 | Medical instrument die body |
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