CN115295217B - Preparation process of cable for high-definition image transmission of medical equipment - Google Patents
Preparation process of cable for high-definition image transmission of medical equipment Download PDFInfo
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- CN115295217B CN115295217B CN202210997379.2A CN202210997379A CN115295217B CN 115295217 B CN115295217 B CN 115295217B CN 202210997379 A CN202210997379 A CN 202210997379A CN 115295217 B CN115295217 B CN 115295217B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
- H01B11/10—Screens specially adapted for reducing interference from external sources
- H01B11/1058—Screens specially adapted for reducing interference from external sources using a coating, e.g. a loaded polymer, ink or print
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/228—Metal braid
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Ropes Or Cables (AREA)
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Abstract
The invention provides a cable for high-definition image transmission of medical equipment, which comprises: insulating layer, armor, shielding layer, coating and inner core, it is a plurality of the inner core sets up in the coating, the shielding layer parcel is in the coating is outside, just the shielding layer sets up to PVDF nickel powder composite biocoating, armor and insulating layer parcel are outside at the shielding layer in proper order. The invention aims to provide a medical equipment high-definition image transmission cable which can shield ionizing radiation generated by X rays and the like so as to realize high-definition transmission of medical images.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a preparation process of a cable for high-definition image transmission of medical equipment.
Background
In recent years, with the continuous development of medical technology, various new related medical devices are increasingly applied, the application of large-scale precision electronic devices such as CT also puts higher requirements on cables used in cooperation with the large-scale precision electronic devices, the cables need to have higher strength for realizing the transmission of high-definition images and meeting the mobile requirements, and meanwhile, the devices such as X-rays and the like can generate ionizing radiation when being used, so that in order to ensure the high-definition transmission, the cable for transmitting the high-definition images of the medical devices needs to be designed, and the ionizing radiation generated by the X-rays and the like can be shielded so as to realize the high-definition transmission of the medical images.
Disclosure of Invention
The invention provides a preparation process of a cable for high-definition image transmission of medical equipment, and the prepared cable can shield ionizing radiation generated by X rays and the like so as to realize high-definition transmission of medical images.
Therefore, the technical scheme adopted by the invention is that the preparation process of the cable for high-definition image transmission of the medical equipment comprises the following steps: insulating layer, armor, shielding layer, coating and inner core, it is a plurality of the inner core sets up in the coating, the shielding layer parcel is in the coating is outside, just the shielding layer sets up to PVDF nickel powder composite biocoating, armor and insulating layer parcel are outside at the shielding layer in proper order.
Preferably, the three inner cores are coated in the coating layer, and the cross sections of the three inner cores are arranged in a shape like Chinese character 'pin';
the method comprises the following steps:
the method comprises the following steps: drawing a copper rod material into copper monofilaments by using a drawing machine, twisting a plurality of copper monofilaments to form a conductive wire core, and then enabling the conductive wire core to penetrate through an extruder to wrap an extruded plastic sheath on the conductive wire core to form an inner core;
step two: twisting the inner cores by using a twisting machine, adjusting the twisting strength by using the twisting machine during twisting, and then wrapping a rubber coating layer outside the twisted inner cores by using the extruder again;
step three: a shielding layer supported by the PVDF/nickel powder composite coating is wrapped outside the coating layer;
step four: forming a layer of armor outside the shielding layer by steel wire weaving;
step five: and forming an insulating layer made of a rubber material by an extruder to wrap the outside of the armor.
Preferably, the stranding machine includes:
the base plate is horizontally arranged, a first supporting rod is fixedly arranged on the base plate, the first supporting rod is vertically and upwards arranged, a first main shaft is rotatably arranged at the upper end of the first supporting rod, the first main shaft is horizontally arranged, a first motor is further fixedly arranged on the first supporting rod, and the first motor is used for driving the first main shaft to rotate;
the first sleeve is sleeved on the first main shaft, the first sleeve is rotatably connected with the first main shaft and fixedly connected with the first supporting rod, and a first driving wheel is fixedly arranged on the first sleeve in a coaxial line manner;
a plurality of second rotating shafts are arranged at the outer edge of the first driving wheel in a circumferential array mode and are perpendicular to the first main shaft, and second rollers are arranged on the second main shaft in a rotating mode;
the end part, far away from the first motor, of the first main shaft is provided with a second sleeve, and the second sleeve is sleeved on the first main shaft and is in sliding connection with the first main shaft;
the second driving wheel is fixedly arranged on the second sleeve in a coaxial line manner, a plurality of wire holes are formed in the second driving wheel in a circumferential array manner, and the number of the wire holes is consistent with that of the second rollers;
the limiting bolt is arranged on the outer wall of the second sleeve along the radial direction, is in threaded connection with the second sleeve and penetrates through the second sleeve and is abutted against the first main shaft;
the third sleeve is arranged on one side, away from the first motor, of the first spindle, the third sleeve is fixedly connected with the bottom plate through a connecting rod, and the third sleeve and the first spindle are coaxially arranged.
Preferably, a guide sliding groove is axially formed in the first main shaft, a guide sliding block is fixedly arranged in the second sleeve, and the guide sliding block is slidably arranged in the guide sliding groove.
Preferably, one side of the first main shaft, which is far away from the third sleeve, is provided with a second supporting rod, the second supporting rod is vertically and fixedly arranged on the bottom plate, a branching guide wheel is fixedly arranged at the upper end of the second supporting rod, the branching guide wheel and the first main shaft are coaxially arranged, a plurality of branching holes are formed in the branching guide wheel along the circumferential direction in an array manner, and the number of the branching holes is consistent with that of the branching holes.
Preferably, the wire dividing hole and the wire guide hole are both arranged in an hourglass-shaped structure, and the inner wall of the wire dividing hole and the inner wall of the wire guide hole are arranged in an arc-shaped structure.
Preferably, a lubricating assembly is further arranged in the wire twisting machine, the lubricating assembly is arranged between the first sleeve and the second sleeve, and the lubricating assembly comprises:
the driving main board is vertically arranged above the bottom board, the driving main board is vertically arranged, a circular driving hole is formed in the center of the driving main board, and the first main shaft penetrates through the driving hole;
the first cam is fixedly arranged on the first main shaft, the first cam is in an elliptical structure, the long axis of the elliptical structure is larger than the radius of the driving hole, and the first cam is arranged in the driving hole and can be abutted against the inner wall of the driving hole;
the lower ends of the two first connecting rods are respectively hinged with a second connecting rod, the two second connecting rods are parallel to each other, the lower ends of the second connecting rods are hinged with the bottom plate, and the hinged parts of the two first connecting rods and the second connecting rods are connected through a third connecting rod;
the driving main board is provided with a plurality of lubricating holes in a circumferential array by taking the driving hole as a center, the number of the lubricating holes is consistent with that of the branching holes, and annular water-absorbing sponge is arranged on the inner wall of each lubricating hole;
the first main shaft is fixedly provided with a first cam, and the first cam is positioned on the side part of the first cam;
the piston pipe, use on the drive mainboard lateral part first main shaft is provided with a plurality of piston pipes as central circumference array, piston pipe quantity with branching hole quantity is unanimous, it is provided with the piston piece to slide in the piston pipe, the last fixed piston rod that is provided with of piston piece, the piston rod is directional first main shaft axis, can promote during the rotation of second cam the piston rod, the piston pipe outlet end is connected to the sponge department that absorbs water through the pipeline.
Preferably, one end of the piston rod, which is far away from the piston block, is provided with a butting block, the butting block is of an arc-shaped structure, and the second cam can be butted with the butting block when rotating.
Preferably, a first stop block is fixedly arranged on the piston rod, a second stop block is fixedly arranged on the side wall of the driving main board, the piston rod penetrates through the second stop block and is in sliding connection with the second stop block, the second stop block is located between the first stop block and the piston block, and a reset spring is fixedly arranged between the first stop block and the second stop block.
This practical theory of operation and beneficial technological effect as follows: make the cable have higher intensity through setting up armor and cladding, simultaneously, make the cable have basic insulating properties through setting up outermost insulating layer, afterwards, through the shielding layer that PVDF/nickel powder composite coating constitutes, PVDF itself has good weatherability and corrosion resistance, and the coating that the nickel powder formed has good electromagnetic shield performance to can shield the electromagnetic interference that the outside produced, thereby can carry out accurate high definition transmission to medical image.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a cable for transmitting a high-definition image of medical equipment in an embodiment of the invention;
FIG. 2 is a first schematic structural diagram of a wire twisting machine according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a wire twisting machine according to an embodiment of the present invention;
FIG. 4 is a first schematic structural diagram of a lubrication assembly in a wire twisting machine according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a lubricating assembly in a wire twisting machine according to an embodiment of the invention.
The reference numbers in the figures are as follows: 1. an insulating layer; 2. armoring; 3. a shielding layer; 4. a coating layer; 5. an inner core; 6. a base plate; 601. a first support bar; 602. a first main shaft; 603. a first motor; 604. a first sleeve; 605. a first drive wheel; 606. a second roller; 607. a second rotating shaft; 608. a second sleeve; 609. a second drive wheel; 610. a wire guide hole; 611. a limit bolt; 612. a third sleeve; 613. a guide chute; 614. a guide slider; 615. a second support bar; 616. a branching guide wheel; 617. a wire dividing hole; 7. a lubrication assembly; 701. driving the main board; 702. a drive aperture; 703. a first cam; 704. a first link; 705. a second link; 706. a third link; 707. a lubrication hole; 708. a water-absorbing sponge; 709. a second cam; 710. a piston tube; 711. a piston block; 712. a piston rod; 713. a butting block; 714. a first stopper; 715. a second stopper; 716. a return spring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it should be understood that they are presented herein only to illustrate and explain the present invention and not to limit the present invention.
The embodiment of the invention provides a cable for high-definition image transmission of medical equipment, which comprises the following components in percentage by weight as shown in figure 1: insulating layer 1, armor 2, shielding layer 3, coating 4 and inner core 5, it is a plurality of inner core 5 sets up in the coating 4, shielding layer 3 parcel is in 4 outsides of coating, just shielding layer 3 sets up to PVDF/nickel powder composite coating, armor 2 and insulating layer 1 wrap up in proper order in 3 outsides of shielding layer.
The working principle and the beneficial technical effects of the technical scheme are as follows: the cable has high strength by arranging the armor 2 and the cladding 4, meanwhile, the cable has basic insulating property by arranging the insulating layer 1 on the outermost layer, then, the shielding layer 3 formed by the PVDF/nickel powder composite coating has good weather resistance and corrosion resistance, the coating formed by the nickel powder has good electromagnetic shielding property, and electromagnetic interference generated outside can be shielded, so that accurate high-definition transmission can be carried out on medical images.
In one embodiment, three inner cores 5 are wrapped in the wrapping layer 4, and the three inner cores 5 are arranged in a delta-shaped cross section.
The working principle and the beneficial technical effects of the technical scheme are as follows: through being the setting of article font with 5 cross-sections of three inner core for the cable inner structure is more stable, thereby strengthens the intensity of cable, simultaneously, thereby promotes its practicality.
The embodiment of the invention also provides a preparation process of the cable for transmitting the high-definition images of the medical equipment, which comprises the following steps:
the method comprises the following steps: drawing a copper rod material into copper monofilaments by using a drawing machine, then twisting a plurality of copper monofilaments to form a conductive wire core, and then enabling the conductive wire core to penetrate through an extruder to wrap an extruded plastic sheath on the conductive wire core to form an inner core 5;
step two: stranding a plurality of inner cores 5 by using a stranding machine, adjusting the stranding strength by using the stranding machine during stranding, and then wrapping a rubber coating layer 4 outside the stranded inner cores 5 by using an extruder again;
step three: a shielding layer 3 supported by a PVDF/nickel powder composite coating is wrapped outside the coating layer 4;
step four: a layer of armor 2 is formed outside the shielding layer 3 through steel wire weaving;
step five: and forming an insulating layer 1 made of rubber materials by an extruder again to wrap the outer part of the armor 2.
The working principle and the beneficial technical effects of the technical scheme are as follows: during cable preparation, at first support inner core 5 of copper, strand a plurality of inner cores 5 afterwards, can adjust the twist strength through the stranding machine during transposition, the coating 4 of the outside parcel rubber material of inner core 5, coating 4 plays fixed effect of playing the protection again promptly, externally parcel shielding layer 3 afterwards for the cable can shield outside electromagnetic interference, 2 increase cable strength through the armor of weaving afterwards, protect inner structure simultaneously, wrap up insulating layer 1 of protection afterwards in the outermost.
In one embodiment, as shown in fig. 2 and 3, a wire twisting machine includes:
the base plate 6 is horizontally arranged, a first support rod 601 is fixedly arranged on the base plate 6, the first support rod 601 is vertically and upwardly arranged, a first spindle 602 is rotatably arranged at the upper end of the first support rod 601, the first spindle 602 is horizontally arranged, a first motor 603 is further fixedly arranged on the first support rod 601, and the first motor 603 is used for driving the first spindle 602 to rotate;
a first sleeve 604, wherein the first main shaft 602 is sleeved with the first sleeve 604, the first sleeve 604 is rotatably connected with the first main shaft 602, the first sleeve 604 is fixedly connected with the first support rod 601, and a first driving wheel 605 is fixedly arranged on the first sleeve 604 in a coaxial line;
a plurality of second rotating shafts 607 are arranged at the outer edge of the first driving wheel 605 in a circumferential array manner, the second rotating shafts 607 are perpendicular to the first main shaft 602, and the second main shaft is rotatably provided with a second roller 606;
a second sleeve 608 is arranged at an end of the first spindle 602 away from the first motor 603, and the second sleeve 608 is sleeved on the first spindle 602 and is slidably connected with the first spindle 602;
a second driving wheel 609, a second driving wheel 609 is coaxially and fixedly arranged on the second sleeve 608, a plurality of wire guiding holes 610 are circumferentially arranged on the second driving wheel 609 in an array, and the number of the wire guiding holes 610 is consistent with that of the second rollers 606;
a limit bolt 611, a limit bolt 611 is radially arranged on the outer wall of the second sleeve 608, the limit bolt 611 is in threaded connection with the second sleeve 608, and the limit bolt 611 passes through the second sleeve 608 and abuts against the first spindle 602;
a third sleeve 612 is arranged on the side of the first spindle 602, the third sleeve 612 is arranged on one side of the first spindle 602 away from the first motor 603, the third sleeve 612 is fixedly connected with the bottom plate 6 through a connecting rod, and the third sleeve 612 and the first spindle 602 are coaxially arranged.
The working principle and the beneficial technical effects of the technical scheme are as follows: when the stranding machine is used, the inner cores 5 pass through the wire guide hole 610 after passing through the second roller 606, at the moment, the first driving wheel 605 keeps static, the second driving wheel 609 rotates along with the second sleeve 608, the inner cores 5 are driven to be stranded through the wire guide hole 610 when the second driving wheel 609 rotates, the distance between the second sleeve 608 and the third sleeve 612 is adjustable during stranding, the second sleeve 608 can be adjusted by sliding along the first spindle 602, the stranding strength can be adjusted by adjusting the distance between the second sleeve 608 and the third sleeve 612, namely, the stranding strength is larger when the second sleeve 608 and the third sleeve 612 are closer to each other, so that a stranded cable is thinner and stronger, and different stranding strengths can be adjusted as required during use.
In one embodiment, a guide sliding groove 613 is axially disposed on the first spindle 602, a guide sliding block 614 is fixedly disposed in the second sleeve 608, and the guide sliding block 614 is slidably disposed in the guide sliding groove 613.
The working principle and the beneficial technical effects of the technical scheme are as follows: through the arrangement of the guide sliding chute 613 and the guide sliding block 614, the sliding track of the second sleeve 608 can be limited, so that the second sleeve 608 stably keeps sliding along the axial direction of the first spindle 602, and further, the driving relationship between the first spindle 602 and the second sleeve 608 is more stable, and the practicability and stability of the device are improved.
In one embodiment, a second support rod 615 is disposed on a side of the first main shaft 602 away from the third sleeve 612, the second support rod 615 is vertically and fixedly disposed on the bottom plate 6, a branching guide wheel 616 is fixedly disposed at an upper end of the second support rod 615, the branching guide wheel 616 is coaxially disposed with the first main shaft 602, a plurality of branching holes 617 are circumferentially arranged on the branching guide wheel 616, and the number of the branching holes 617 is the same as that of the guiding holes 610.
The working principle and the beneficial technical effects of the technical scheme are as follows: by arranging the branching guide wheel 616 and the branching holes 617, the conveying direction of the inner core 5 is limited before the inner core is not twisted, so that the inner core is prevented from being wound with other parts in the conveying process to influence the conveying process, and the practicability and stability of the inner core are improved.
In one embodiment, the wire dividing hole 617 and the wire guiding hole 610 are both configured in an hourglass configuration, and the inner walls of the wire dividing hole 617 and the wire guiding hole 610 are configured in a cambered configuration.
The working principle and the beneficial technical effects of the technical scheme are as follows: through setting up wire guide 610 and separated time hole 617 structure to hourglass shape structure and internal surface to the cambered surface, avoid when inner core 5 passes to the fish tail with inner core 5 to promote device's practicality and security.
In one embodiment, a lubrication assembly 7 is further disposed in the stranding machine, as shown in fig. 4 and 5, the lubrication assembly 7 is disposed between the first sleeve 604 and the second sleeve 608, and the lubrication assembly 7 includes:
the driving main board 701 is vertically arranged above the bottom board 6, the driving main board 701 is vertically arranged, a circular driving hole 702 is formed in the center of the driving main board 701, and the first spindle 602 penetrates through the driving hole 702;
the first cam 703 is fixedly arranged on the first main shaft 602, the first cam 703 is of an elliptical structure, the major axis of the elliptical structure is larger than the radius of the driving hole 702, and the first cam 703 is arranged in the driving hole 702 and can be abutted against the inner wall of the driving hole 702;
two first connecting rods 704 are hinged to the lower edge of the driving main board 701, the first connecting rods 704 are obliquely arranged downwards, the two first connecting rods 704 are parallel to each other, the lower ends of the two first connecting rods 704 are respectively hinged to second connecting rods 705, the two second connecting rods 705 are parallel to each other, the lower ends of the second connecting rods 705 are hinged to the bottom board 6, and the hinged positions of the two first connecting rods 704 and the second connecting rods 705 are connected through third connecting rods 706;
a plurality of lubrication holes 707 are circumferentially arrayed on the driving main plate 701 by taking the driving hole 702 as a center, the number of the lubrication holes 707 is the same as that of the branching holes 617, and an annular water-absorbing sponge 708 is arranged on the inner wall of each lubrication hole 707;
a second cam 709, wherein the first main shaft 602 is fixedly provided with the second cam 709, and the second cam 709 is located at the side of the first cam 703;
the piston tubes 710 are arranged on the side portion of the driving main plate 701 in a circumferential array with the first main shaft 602 as the center, the number of the piston tubes 710 is equal to that of the branching holes 617, the piston tubes 710 are slidably provided with piston blocks 711, the piston blocks 711 are fixedly provided with piston rods 712, the piston rods 712 point to the axis of the first main shaft 602, the second cam 709 can push the piston rods 712 when rotating, and the water outlet ends of the piston tubes 710 are connected to the water absorption sponge 708 through pipelines.
The working principle and the beneficial technical effects of the technical scheme are as follows: when the lubricating component 7 is used, lubricating oil is stored in the piston tube 710, the first main shaft 602 drives the second cam 709 to rotate when rotating, the second cam 709 sequentially pushes the piston rod 712 when rotating, the piston rod 712 pushes the piston block 711 to move after being pushed, the lubricating oil in the piston tube 710 is extruded by air pressure when the piston block 711 moves, the lubricating oil is conveyed to the water-absorbing sponge 708 through a pipeline, meanwhile, the first main shaft 602 drives the first cam 703 to rotate when rotating, because the first cam 703 is set to be an elliptical structure and the major axis is larger than the radius of the driving hole 702, the first cam 703 drives the driving main plate 701 to swing along with the rotation of the first main shaft 602, the water-absorbing sponge 708 of the inner ring 707 of the lubricating hole is driven by the swinging to contact with the surface of the inner ring 5 when the driving main plate 701 swings, so that the periphery of the surface of the inner ring 5 is fully coated with the lubricating oil, each inner ring 5 can be fully embedded in the subsequent wire stranding process, and the temperature of the stranded wire is prevented from being too high, compared with the traditional lubricating mode, because the swinging of the driving main plate 701, the real outer surfaces of the lubricating oil can be in contact with the lubricating oil, thereby improving the lubricating effect, the lubricating oil, the effect of pushing of the second cam 709 can be improved, and the effect of the effect can be avoided, and the effect of the lubricating oil is improved, and the effect is avoided, and the effect is increased, and the effect is reduced.
In one embodiment, an end of the piston rod 712 remote from the piston block 711 is provided with an abutment block 713, the abutment block 713 is provided with an arc-shaped structure, and the second cam 709 can abut against the abutment block 713 when rotating.
The working principle and the beneficial technical effects of the technical scheme are as follows: through the abutting block 713 with the arc-shaped structure, the piston rod 712 can be stably pushed through the abutting block 713 when the second cam 709 rotates, and then the piston block 711 is pushed to be added with lubricating oil, so that the practicability and the stability of the device are improved.
In one embodiment, a first stop 714 is fixedly disposed on the piston rod 712, a second stop 715 is fixedly disposed on a side wall of the driving main plate 701, the piston rod 712 passes through the second stop 715 and is slidably connected with the second stop 715, the second stop 715 is located between the first stop 714 and the piston block 711, and a return spring 716 is fixedly disposed between the first stop 714 and the second stop 715.
The working principle and the beneficial technical effects of the technical scheme are as follows: through setting up first dog 714, second dog 715 and reset spring 716, when second cam 709 promoted piston rod 712, thereby first dog 714 moved along with piston rod 712 compresses reset spring 716, and second cam 709 breaks away from afterwards, and reset spring 716 promotes piston rod 712 and resets to make every time second cam 709 can both carry out once promoting when passing through, guarantee can stably add lubricating oil.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A preparation process of a cable for high-definition image transmission of medical equipment is disclosed, wherein the cable comprises: the composite cable comprises an insulating layer (1), an armor (2), a shielding layer (3), a coating layer (4) and inner cores (5), wherein the inner cores (5) are arranged in the coating layer (4), the shielding layer (3) wraps the coating layer (4), the shielding layer (3) is arranged to be a PVDF/nickel powder composite coating, and the armor (2) and the insulating layer (1) wrap the shielding layer (3) in sequence;
the method is characterized by comprising the following steps:
the method comprises the following steps: drawing a copper rod material into copper monofilaments by using a drawing machine, twisting a plurality of copper monofilaments to form a conductive wire core, and then enabling the conductive wire core to penetrate through an extruder to wrap an extruded plastic sheath on the conductive wire core to form an inner core (5);
step two: stranding a plurality of inner cores (5) by using a stranding machine, adjusting the stranding strength by using the stranding machine during stranding, and then wrapping a rubber coating layer (4) outside the stranded inner cores (5) by using an extruder again;
step three: a shielding layer (3) supported by a PVDF/nickel powder composite coating is wrapped outside the coating layer (4);
step four: a layer of armor (2) is formed outside the shielding layer (3) through steel wire weaving;
step five: forming a layer of rubber insulating layer (1) to wrap the armor (2) through the extruder again;
the stranding machine includes:
the base plate (6) is horizontally arranged, a first supporting rod (601) is fixedly arranged on the base plate (6), the first supporting rod (601) is vertically arranged upwards, a first spindle (602) is rotatably arranged at the upper end of the first supporting rod (601), the first spindle (602) is horizontally arranged, a first motor (603) is also fixedly arranged on the first supporting rod (601), and the first motor (603) is used for driving the first spindle (602) to rotate;
the first sleeve (604) is sleeved on the first main shaft (602), the first sleeve (604) is rotatably connected with the first main shaft (602), the first sleeve (604) is fixedly connected with the first supporting rod (601), and a first driving wheel (605) is fixedly arranged on the first sleeve (604) in a coaxial line manner;
a plurality of second rotating shafts (607) are arranged at the outer edge of the first driving wheel (605) in a circumferential array mode, the second rotating shafts (607) are perpendicular to the first main shaft (602), and the second main shaft is rotatably provided with a second roller (606);
a second sleeve (608), wherein the end part of the first spindle (602) far away from the first motor (603) is provided with the second sleeve (608), and the second sleeve (608) is sleeved on the first spindle (602) and is connected with the first spindle (602) in a sliding manner;
a second driving wheel (609), wherein the second sleeve (608) is coaxially and fixedly provided with the second driving wheel (609), a plurality of wire guiding holes (610) are formed in the second driving wheel (609) in a circumferential array, and the number of the wire guiding holes (610) is consistent with that of the second roller (606);
the limiting bolt (611) is arranged on the outer wall of the second sleeve (608) along the radial direction, the limiting bolt (611) is in threaded connection with the second sleeve (608), and the limiting bolt (611) penetrates through the second sleeve (608) and abuts against the first spindle (602);
third sleeve (612), first main shaft (602) lateral part is provided with third sleeve (612), third sleeve (612) set up in first main shaft (602) keep away from one side of first motor (603), and third sleeve (612) through the connecting rod with bottom plate (6) fixed connection, third sleeve (612) with first main shaft (602) coaxial line sets up.
2. The preparation process of the cable for transmitting the high-definition images of the medical equipment according to claim 1, wherein three inner cores (5) are coated in the coating layer (4), and the cross sections of the three inner cores (5) are arranged in a delta shape.
3. The preparation process of the cable for transmitting the high-definition image of the medical equipment according to claim 1, wherein a guide sliding groove (613) is axially arranged on the first main shaft (602), a guide sliding block (614) is fixedly arranged in the second sleeve (608), and the guide sliding block (614) is slidably arranged in the guide sliding groove (613).
4. The preparation process of the cable for transmitting the high-definition images of the medical equipment according to claim 1, wherein a second support rod (615) is arranged on one side, away from the third sleeve (612), of the first main shaft (602), the second support rod (615) is vertically and fixedly arranged on the bottom plate (6), a branching guide wheel (616) is fixedly arranged at the upper end of the second support rod (615), the branching guide wheel (616) and the first main shaft (602) are coaxially arranged, a plurality of branching holes (617) are formed in the branching guide wheel (616) in an array manner in the circumferential direction, and the number of the branching holes (617) is consistent with that of the conductor holes (610).
5. The preparation process of the cable for transmitting the high-definition images of the medical equipment according to claim 4, wherein the wire distributing hole (617) and the wire guiding hole (610) are both arranged in an hourglass structure, and the inner walls of the wire distributing hole (617) and the wire guiding hole (610) are arranged in an arc structure.
6. The preparation process of the cable for transmitting the high-definition images of the medical equipment according to claim 4, wherein a lubricating component (7) is further arranged in the wire stranding machine, the lubricating component (7) is arranged between the first sleeve (604) and the second sleeve (608), and the lubricating component (7) comprises:
the driving main plate (701) is vertically arranged above the bottom plate (6), the driving main plate (701) is vertically arranged, a circular driving hole (702) is formed in the center of the driving main plate (701), and the first spindle (602) penetrates through the driving hole (702);
the first cam (703) is fixedly arranged on the first main shaft (602), the first cam (703) is of an elliptical structure, the major axis of the elliptical structure is larger than the radius of the driving hole (702), and the first cam (703) is arranged in the driving hole (702) and can be abutted against the inner wall of the driving hole (702);
the lower edge of the driving main board (701) is hinged with two first connecting rods (704), the first connecting rods (704) are obliquely arranged downwards, the two first connecting rods (704) are parallel to each other, the lower ends of the two first connecting rods (704) are respectively hinged with second connecting rods (705), the two second connecting rods (705) are parallel to each other, the lower ends of the second connecting rods (705) are hinged with the bottom board (6), and the hinged parts of the two first connecting rods (704) and the second connecting rods (705) are connected through third connecting rods (706);
a plurality of lubricating holes (707) are formed in the driving main plate (701) in a circumferential array by taking the driving hole (702) as the center, the number of the lubricating holes (707) is consistent with that of the distributing holes (617), and annular water-absorbing sponge (708) is arranged on the inner wall of each lubricating hole (707);
a second cam (709), wherein the first main shaft (602) is fixedly provided with the second cam (709), and the second cam (709) is positioned at the side part of the first cam (703);
the water sucking device comprises piston tubes (710), a plurality of piston tubes (710) are arranged on the side portion of the driving main plate (701) by taking the first spindle (602) as a central circumferential array, the number of the piston tubes (710) is consistent with that of the branching holes (617), piston blocks (711) are arranged in the piston tubes (710) in a sliding mode, piston rods (712) are fixedly arranged on the piston blocks (711), the piston rods (712) point to the axis of the first spindle (602), the piston rods (712) can be pushed when the second cam (709) rotates, and the water outlet ends of the piston tubes (710) are connected to a water sucking sponge (708) through pipelines.
7. The preparation process of the cable for high-definition image transmission of the medical equipment according to claim 6, wherein an abutting block (713) is arranged at one end, far away from the piston block (711), of the piston rod (712), the abutting block (713) is arranged in an arc-shaped structure, and the second cam (709) can abut against the abutting block (713) when rotating.
8. The preparation process of the cable for transmitting high-definition images of medical equipment according to claim 6, wherein a first stop block (714) is fixedly arranged on the piston rod (712), a second stop block (715) is fixedly arranged on a side wall of the driving main plate (701), the piston rod (712) penetrates through the second stop block (715) and is in sliding connection with the second stop block (715), the second stop block (715) is located between the first stop block (714) and the piston block (711), and a return spring (716) is fixedly arranged between the first stop block (714) and the second stop block (715).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210997379.2A CN115295217B (en) | 2022-08-19 | 2022-08-19 | Preparation process of cable for high-definition image transmission of medical equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210997379.2A CN115295217B (en) | 2022-08-19 | 2022-08-19 | Preparation process of cable for high-definition image transmission of medical equipment |
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| Publication Number | Publication Date |
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| CN115295217A CN115295217A (en) | 2022-11-04 |
| CN115295217B true CN115295217B (en) | 2023-04-07 |
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| CN202210997379.2A Active CN115295217B (en) | 2022-08-19 | 2022-08-19 | Preparation process of cable for high-definition image transmission of medical equipment |
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| JP2004207085A (en) * | 2002-12-26 | 2004-07-22 | Yazaki Corp | Electromagnetic shield cable and electromagnetic shield type single core twisted cable |
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| JP7060002B2 (en) * | 2019-11-20 | 2022-04-26 | 日立金属株式会社 | Multi-core cable |
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| CN109052036A (en) * | 2018-09-05 | 2018-12-21 | 安徽双马机械设备有限公司 | A kind of paying out machine that payingoff speed is controllable |
| CN209544022U (en) * | 2019-04-11 | 2019-10-25 | 河南讯达电缆有限公司 | A kind of breaking line preventive stranding machine |
| CN209843384U (en) * | 2019-05-31 | 2019-12-24 | 友光电线电缆有限公司 | Stranding device for producing new material wire and cable |
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| CN115295217A (en) | 2022-11-04 |
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