CN114619669B - High-voltage cable joint processing device based on 3D printing - Google Patents

High-voltage cable joint processing device based on 3D printing Download PDF

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Publication number
CN114619669B
CN114619669B CN202210346996.6A CN202210346996A CN114619669B CN 114619669 B CN114619669 B CN 114619669B CN 202210346996 A CN202210346996 A CN 202210346996A CN 114619669 B CN114619669 B CN 114619669B
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CN
China
Prior art keywords
ring
guide rail
threaded
mounting
driving device
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Active
Application number
CN202210346996.6A
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Chinese (zh)
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CN114619669A (en
Inventor
罗智伟
罗艺灵
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Chongqing Changxin Industrial Co ltd
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Chongqing Changxin Industrial Co ltd
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Priority to CN202210346996.6A priority Critical patent/CN114619669B/en
Publication of CN114619669A publication Critical patent/CN114619669A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/227—Driving means
    • B29C64/241—Driving means for rotary motion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/22—Driving means
    • B22F12/222—Driving means for motion along a direction orthogonal to the plane of a layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/22—Driving means
    • B22F12/224—Driving means for motion along a direction within the plane of a layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/22—Driving means
    • B22F12/226—Driving means for rotary motion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/90—Means for process control, e.g. cameras or sensors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/227—Driving means
    • B29C64/232—Driving means for motion along the axis orthogonal to the plane of a layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/227—Driving means
    • B29C64/236—Driving means for motion in a direction within the plane of a layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/30—Auxiliary operations or equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/30—Auxiliary operations or equipment
    • B29C64/386—Data acquisition or data processing for additive manufacturing
    • B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y50/00—Data acquisition or data processing for additive manufacturing
    • B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Analytical Chemistry (AREA)
  • Automation & Control Theory (AREA)

Abstract

The invention relates to the technical field of high-voltage transmission engineering and discloses a high-voltage cable joint processing device based on 3D printing; the device comprises an extruder, a feeding device, a controller and a frame, wherein a straight guide rail, a fixing device, a mounting ring and an axial driving device are arranged on the frame, the mounting ring comprises a body ring and a compensation ring, the body ring can be slidably arranged in the middle of the straight guide rail, the fixing device is arranged at intervals at two ends of the straight guide rail and used for fixing cables, a mounting frame and a circumferential driving device are arranged on the mounting ring, a radial guide rail and a radial driving device are arranged on the mounting frame, the extruder is slidably arranged on the radial guide rail, the feeding device and the controller are arranged on the frame, and the controller is used for controlling the extruder, the feeding device, the axial driving device, the circumferential driving device and the radial driving device. The insulating layer or the sheath layer of the high-voltage cable connector can be printed on site, so that the labor intensity of manufacturing and processing the high-voltage cable connector is reduced.

Description

High-voltage cable joint processing device based on 3D printing
Technical Field
The invention relates to the technical field of high-voltage transmission engineering, in particular to a high-voltage cable joint processing device based on 3D printing.
Background
When the high-voltage cable connector is manufactured, the protection layer (such as an insulating layer, a sheath layer and the like) peeled off from the outer part of the cable core is required to be recovered. In the prior art, the insulation layer or the sheath layer is recovered by winding a plastic raw material film outside a wire core, then sealing and heating or winding an adhesive tape and the like, and the recovery process is complex in operation and high in labor intensity.
3D printing is one of the rapid prototyping techniques, also known as additive manufacturing. It is a technology for constructing objects by using a bondable material such as powdered metal or plastic based on digital model files in a layer-by-layer printing manner. Common materials for 3D printing include nylon glass fiber, plastic, gypsum, aluminum, titanium alloy, rubber and the like. The printer architecture varies from material to material. A 3D printer for printing plastic materials such as polyvinyl chloride, crosslinked polyethylene and the like generally comprises a carrying platform, an extruder, a feeding device, a motion mechanism and a controller. The carrying platform is used for placing the printing model; the extruder is used for melting plastic raw materials and extruding the melted plastic to print a model; the feeding device is used for conveying plastic raw materials to the extruder; the motion mechanism comprises three groups of guide rails, a stepping motor and a transmission part which are mutually perpendicular, and is used for driving the extruder and the carrying platform to enable the extruder and the carrying platform to relatively move along the directions of three coordinate axes of a Cartesian coordinate system, and the transmission part is commonly used for a gear rack, a screw rod, a synchronous belt and the like; the controller is used for controlling other parts to cooperate to realize the printing function. Although the model can be printed on the carrying platform, the insulating layer or the sheath layer cannot be printed around the wire core at the cable joint.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a high-voltage cable joint processing device based on 3D printing, which can print an insulating layer or a sheath layer of a high-voltage cable joint on site and reduce the labor intensity of manufacturing and processing the high-voltage cable joint.
In order to achieve the above purpose, the 3D printing-based high-voltage cable joint processing device comprises an extruder, a feeding device, a controller and a frame, wherein a straight guide rail, a fixing device, a mounting ring and an axial driving device are arranged on the frame, the mounting ring comprises a body ring and a compensation ring, the body ring is an open ring, the body ring can be slidably arranged in the middle of the straight guide rail, the compensation ring is detachably arranged on the body ring and is connected with an opening of the body ring, the central line of the mounting ring is arranged in parallel with the straight guide rail, the fixing devices are arranged at two ends of the straight guide rail at intervals and used for fixing cables, the cables between the fixing devices can be coaxial with the central line of the mounting ring, and the axial driving device is in transmission connection with the mounting ring and can drive the mounting ring to slide along the straight guide rail; the mounting ring is provided with a mounting frame and a circumferential driving device, the mounting frame is arranged on the inner ring of the mounting ring, and the circumferential driving device is connected with the mounting ring and the mounting frame and can drive the mounting frame to move along the circumferential direction of the mounting ring; the mounting frame is provided with a radial guide rail and a radial driving device, the radial guide rail is arranged along the radial direction of the mounting ring, the extruder is slidably arranged on the radial guide rail, a discharge hole of the extruder is arranged towards the central line of the mounting frame, and the radial driving device is connected with the extruder and the mounting frame and can drive the extruder to slide along the radial guide rail; the feeding device and the controller are arranged on the frame, and the controller is used for controlling the extruder, the feeding device, the axial driving device, the annular driving device and the radial driving device.
The high-voltage cable joint processingequipment based on 3D prints above-mentioned beneficial effect is: when the device is used, the fixing devices are respectively fixed at two ends of the cable joint, the wire core at the cable joint is coaxial with the central line of the mounting ring, and the controller controls the axial driving device, the circumferential driving device and the radial driving device to enable the winding core of the extruder to move for printing an insulating layer or a sheath layer, so that the labor intensity of manufacturing and processing the high-voltage cable joint is reduced.
In one embodiment, the inner side wall of the mounting ring is further provided with a ring-shaped ring guide rail, the ring guide rail is correspondingly arranged on the body ring and the compensation ring in two parts, and the mounting frame is slidably arranged on the ring guide rail and can slide along the ring guide rail; the mounting ring is also provided with a gear ring, the gear ring and the ring guide rail are coaxially arranged, and the gear ring is correspondingly arranged on the body ring and the compensation ring in two parts; the annular driving device comprises a first stepping motor and a first driving gear, the first driving gear is rotatably arranged on the mounting frame and meshed with the gear ring, and the first stepping motor is in transmission connection with the first driving gear and connected with the controller.
The first stepping motor drives the driving gear to be matched with the gear ring to enable the mounting frame to move along the ring guide rail, and the change of a rotating direction of the stepping motor can be that the mounting frame moves back and forth along the ring guide rail. The gear ring and the ring guide rail are respectively arranged on the body ring and the compensation ring in two parts, and the disassembly of the compensation ring is convenient for fixing the device on the cable and removing the device from the cable.
In one embodiment, the mounting grooves are respectively formed on two opposite sides of the opening of the body ring, the mounting grooves extend along the radial direction of the body ring, and one end of the mounting groove, which is far away from the center of the body ring, is opened; connecting blocks are respectively arranged on two end faces of the circumference of the compensation ring, and are respectively inserted into the two mounting grooves; the mounting ring is further provided with positioning holes and positioning pins, the positioning holes penetrate through the two connecting blocks and the side walls corresponding to the mounting grooves respectively, and the positioning pins are arranged in the positioning holes in an interference mode respectively.
The positioning holes and the positioning pins are matched to ensure that the body ring and the compensation ring are in positioning connection, so that the overall precision of the gear ring and the ring guide rail is ensured, the fluency and control precision of the movement of the mounting ring are improved, the printing quality of an insulating layer or a sheath layer is improved, and the sealing and isolation performances are ensured.
In one embodiment, the positioning pin comprises a hollow pin and a threaded connecting piece, one end of the threaded connecting piece is provided with a threaded section, the length of the threaded section is larger than that of the positioning hole, the other end of the threaded connecting piece is provided with a bolt head, and the hollow pin is rotatably sleeved outside the threaded connecting piece and limited between the threaded section and the bolt head; the two ends of the compensation ring are respectively provided with a connecting plate, one end of the connecting plate is in fastening connection with the compensation ring, the other end of the connecting plate is in threaded connection with the threaded section, the hollow pin is in interference fit with the positioning hole, and the body ring is tightly pressed with the connecting plate through the bolt head.
The threaded section is connected with the connecting plate in a threaded manner, and when the threaded connecting piece rotates, the threaded connecting piece drives the hollow pin to slide along the positioning hole, so that the hollow pin is inserted into or slides out of the positioning hole, the positioning pin is not required to be installed in a knocking or other mode, and the positioning pin is easy and convenient to assemble and disassemble.
In one embodiment, the hollow pin bore is in clearance fit with the threaded connection.
The inner hole of the hollow pin and the threaded connecting piece are in clearance fit, so that the hollow pin and the threaded connecting piece are eccentric, and the manufacturing difficulty of the positioning pin is reduced.
In one embodiment, two ends of the compensation ring are respectively provided with a clamping plate, one end of the clamping plate is installed on the compensation ring through a threaded fastener, and the other end of the clamping plate is installed on the body ring through the threaded connector.
The clamping plate is matched with the connecting plate to improve the strength of the joint of the body ring and the compensation ring.
In one embodiment, the frame further comprises two groups of support rings, the support rings are arranged at two ends of the straight guide rail at intervals, openings with the same orientation are arranged on the two support rings in the circumferential direction, the two ends of the straight guide rail are fixedly connected with the support rings respectively, and the body ring is sleeved outside the guide rail in a sliding manner; the fixing device comprises at least three threaded support rods, the threaded support rods are arranged at intervals along the circumferential direction of the support ring, and one end of each threaded support rod is threaded on the support ring in a penetrating mode along the radial direction of the support ring and extends to the center of the support ring.
The threaded support rods of the two fixing devices rotate to enable the cables to be coincident with the central line of the mounting frame, and the cable fixing device can also adapt to cables with different diameters.
In one embodiment, a supporting block is further arranged at one end of the threaded supporting rod extending to the center of the supporting ring, the supporting block is rotatably arranged on the threaded supporting rod and can rotate around the axial direction of the threaded supporting rod, and a clamping surface for clamping the outer wall of the cable is arranged at the end, facing the center of the supporting ring, of the supporting block.
The clamping surface improves the stability of being connected between cable and fixing device, protects the cable skin simultaneously, prevents cable damage.
In one embodiment, the axial driving device comprises a second stepping motor and a transmission screw rod, the transmission screw rod is parallel to the straight guide rail and is threaded on the body ring in a penetrating mode, the second stepping motor is in transmission connection with the transmission screw rod, and the second stepping motor can drive the body ring to slide along the straight guide rail through the transmission screw rod.
The step motor II enables the extruder to move along the axial direction of the cable through the transmission screw rod.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described. Throughout the drawings, the elements or portions are not necessarily drawn to actual scale.
Fig. 1 is a front view partially in section of a 3D printing-based high voltage cable joint processing device according to an embodiment of the present invention;
FIG. 2 is a left side cross-sectional view of the 3D printing-based high voltage cable joint processing device shown in FIG. 1;
FIG. 3 is another left side cross-sectional view of the 3D printing-based high voltage cable joint processing device of FIG. 1;
FIG. 4 is an exploded view of the assembly of the mounting ring shown in FIG. 2;
FIG. 5 is a schematic perspective view of the mounting ring shown in FIG. 4;
FIG. 6 is a schematic view in section A-A of the mounting ring shown in FIG. 2;
FIG. 7 is a front cross-sectional view of the dowel shown in FIG. 2;
reference numerals:
1-an extruder, 11-a discharge port and 2-a feeding device;
3-frame, 31-straight guide rail, 32-fixing device, 321-screw thread supporting rod, 322-supporting block, 3221-clamping surface, 33-supporting ring;
4-mounting rings, 41-body rings, 411-mounting grooves, 42-compensating rings, 421-connecting blocks, 43-ring guide rails, 44-gear rings, 45-positioning holes, 46-connecting plates and 47-clamping plates;
5-locating pins, 51-hollow pins, 52-threaded connectors, 521-threaded sections, 522-bolt heads, 6-mounting frames and 61-radial guide rails;
71-an axial driving device, 711-a second stepping motor, 712-a transmission screw rod, 72-a circumferential driving device, 721-a first stepping motor, 722-a first driving gear;
8-cable, 81-core.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention. It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention pertains.
In the description of the present application, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of technical features being indicated. In the description of the present invention, the meaning of "plurality" is two or more unless specifically defined otherwise.
In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 7, in one embodiment, the 3D printing-based high voltage cable joint processing apparatus includes an extruder 1, a feeding device 2, a controller (not shown) and a frame 3, where the frame 3 is provided with a straight guide rail 31, a fixing device 32, a mounting ring 4 and an axial driving device 71. The insulating layer or the sheath layer of the high-voltage cable connector can be printed on site, so that the labor intensity of manufacturing and processing the high-voltage cable connector is reduced.
Referring specifically to fig. 1-3, a frame 3 is provided for supporting and mounting the remaining components. The extruder 1 and the feeding device 2 are not described again with reference to the prior art 3D printer arrangement for printing plastic material, and their profile and mounting connection points can be adjusted as desired.
The mounting ring 4 comprises a body ring 41 and a compensation ring 42. The body ring 41 is a split ring, and the body ring 41 is slidably disposed in the middle of the straight rail 31. The compensating ring 42 is detachably mounted on the body ring 41 and is connected to the opening of the body ring 41. The centerline of the mounting ring 4 is disposed parallel to the straight rail 31. Specifically, the body ring 41 and the compensation ring 42 are combined to form a closed loop structure. The body ring 41 is open and the compensating ring 42 is removably mounted to facilitate the insertion and removal of the cable 8 from the mounting ring 4. In one embodiment, the straight guide rail 31 is in a straight round rod structure, and the body ring 41 is slidably sleeved outside the straight guide rail 31. In one embodiment, the number of straight guide rails 31 is plural, and the straight guide rails 31 are arranged in parallel and at intervals along the circumferential direction of the body ring 41.
The fixing means 32 are provided at intervals at both ends of the straight guide rail 31 for fixing the cable 8, which enables the cable 8 between the fixing means 32 to be coaxial with the center line of the mounting ring 4. The axial driving device 71 is in transmission connection with the mounting ring 4 and can drive the mounting ring 4 to slide along the straight guide rail 31. When in use, two ends of the cable joint are fixed on the fixing devices 32, and a section of the cable 8 between the fixing devices 32 is coaxial with the central line of the mounting ring 4. The axial driving device 71 drives the mounting ring 4 to move the mounting ring 4 in the axial direction of the corresponding section of the cable 8. To facilitate printing of the insulating or jacket layer. In particular, the frame 3 further comprises two sets of support rings 33. The support rings 33 are provided at intervals at both ends of the straight rail 31, and the two support rings 33 are provided with openings facing the same direction in the circumferential direction. Both ends of the straight guide rail 31 are fixedly connected with the supporting rings 33, respectively. The body ring 41 is slidably sleeved outside the guide rail. The fixture 32 includes at least three threaded support rods 321. The screw support rods 321 are arranged at intervals along the circumferential direction of the support ring 33, and one end of each screw support rod 321 is threaded on the support ring 33 along the radial direction of the support ring 33 and extends to the center of the support ring 33. Specifically, the opening of the support ring 33 allows the support ring 33 to be in an open ring configuration. The support ring 33 opens in the same direction as the body ring 41. The screw thread bracing piece 321 is used for fixed cable 8, and during the use, screw thread bracing piece 321 stretches to the center of holding ring 33 and supports fixed cable 8 with cable 8 outer wall from a plurality of directions. The rotation of the threaded support rods 321 of the two fixing devices 32 enables the cable 8 to coincide with the central line of the mounting frame 6, and also can adapt to cables with different diameters. In one embodiment, a support block 322 is further provided on an end of the threaded support rod 321 extending toward the center of the support ring 33. The support block 322 is rotatably provided on the screw support rod 321 and is capable of rotating around the axial direction of the screw support rod 321. The end of the support block 322 facing the center of the support ring 33 is provided with a clamping surface 3221 for clamping the outer wall of the cable. In particular, the clamping surface 3221 is arcuate to match the outer wall of the cable. The clamping surface 3221 improves the stability of the connection between the cable 8 and the fixing device 32, and at the same time protects the cable outer layer against damage to the cable 8.
In one embodiment, the axial driving device 71 includes a second stepper motor 711 and a driving screw 712. The transmission screw 712 is disposed parallel to the straight guide rail 31 and is screwed through the body ring 41. The second stepping motor 711 is in transmission connection with the transmission screw 712, and the second stepping motor 711 can drive the body ring 41 to slide along the straight guide rail 31 through the transmission screw 712. Specifically, the transmission screw 712 is axially limited on the frame 3, so as to prevent the transmission screw 712 from axially moving. In one embodiment, two ends of the driving screw 712 are respectively limited and rotatably disposed on two supporting rings 33, and the second stepper motor 711 is disposed on one supporting ring 33. The drive screw 712 can assist in supporting the two support rings 33 in addition to driving the body ring 41 in motion.
The mounting ring 4 is provided with a mounting frame 6 and a circumferential driving device 72. The mounting bracket 6 is arranged on the inner ring of the mounting ring 4. The circumferential driving device 72 connects the mounting ring 4 and the mounting frame 6, and can drive the mounting frame 6 to move along the circumferential direction of the mounting ring 4. The mounting frame 6 is provided with radial guide rails 61 and radial drive means (not shown). The radial guide rail 61 is disposed along the radial direction of the mounting ring 4, the extruder 1 is slidably disposed on the radial guide rail 61, and the discharge port 11 of the extruder 1 is disposed toward the center line of the mounting frame 6. The radial drive means connect the extruder 1 and the mounting frame 6 and are capable of driving the extruder 1 to slide along the radial guide 61. The circumferential drive 72, the radial drive and the axial drive 71 move the extruder 1 in three coordinate directions of a cylindrical coordinate system, and specifically, the stepper motor 711 can move the extruder 1 in the axial direction of the cable 8 via the transmission screw 712. The radial driving device may use a stepping motor and a transmission screw to drive the extruder 1 to slide along the radial guide rail 61 with reference to the axial driving device 71, or may adopt a rack-and-pinion structure or a hydraulic cylinder structure.
Referring to fig. 1, 2 and 4, in one embodiment, the inner side wall of the mounting ring 4 is further provided with a ring guide rail 43, and the ring guide rail 43 is correspondingly disposed on the body ring 41 and the compensating ring 42 in two parts. The mounting bracket 6 is slidably disposed on the ring rail 43 and is capable of sliding along the ring rail 43. The mounting ring 4 is further provided with a gear ring 44, the gear ring 44 and the ring guide rail 43 are coaxially arranged, and the gear ring 44 is correspondingly arranged on the body ring 41 and the compensation ring 42 in two parts. The endless drive device 72 includes a stepping motor one 721 and a drive gear one 722. A first drive gear 722 is rotatably mounted on the mounting frame 6 and engages the ring gear 44, and a first stepper motor 721 is drivingly connected to the first drive gear 722 and to the controller. Specifically, the cross section of the ring guide rail 43 is in a T shape, and one end of the mounting frame 6 is sleeved on the T-shaped ring guide rail 43. The ring gear 44 is disposed outside the ring guide 43, and the first motor 721 may directly drive the first driving gear 722 or may be driven by decelerating through a speed reducer. The first stepper motor 721 moves the mounting frame 6 along the ring rail 43 by driving the first drive gear 722 in cooperation with the ring gear 44, and the change in the rotational direction of the first stepper motor 721 may be the reciprocating movement of the mounting frame 6 along the ring rail 43. The gear ring 44 and the ring guide 43 are provided in two parts on the body ring 41 and the compensating ring 42, respectively, and removal of the compensating ring 42 facilitates the fixing of the device to the cable 8 and the removal from the cable 8.
Referring to fig. 4 to 6, in one embodiment, mounting slots 411 are respectively disposed on two opposite sides of the opening of the body ring 41. The mounting slot 411 extends in the radial direction of the body ring 41, and one end of the mounting slot 411 remote from the center of the body ring 41 is opened. Connecting blocks 421 are respectively arranged on two end surfaces of the compensating ring 42 in the circumferential direction, and the connecting blocks 421 are respectively inserted into the two mounting slots 411. The mounting ring 4 is also provided with a positioning hole 45 and a positioning pin 5, the positioning hole 45 respectively penetrates through the two connecting blocks 421 and the side walls of the corresponding mounting slots 411, and the positioning pin 5 is respectively arranged in the positioning hole 45 in an interference mode. The positioning holes 45 and the positioning pins 5 are matched to ensure that the body ring 41 and the compensation ring 42 are in positioning connection, so that the overall precision of the gear ring 44 and the ring guide rail 43 is ensured, the smoothness and the control precision of the movement of the mounting ring 4 are improved, the printing quality of an insulating layer or a sheath layer is improved, and the sealing and isolation performances are ensured. Referring to fig. 7, specifically, the positioning pin 5 includes a hollow pin 51 and a threaded connection 52. One end of the threaded connection 52 is provided with a threaded section 521, the length of the threaded section 521 being greater than the length of the locating hole 45. The other end of the threaded connection 52 is provided with a bolt head 522, and the hollow pin 51 is rotatably sleeved outside the threaded connection 52 and is limited between the threaded section 521 and the bolt head 522. The two ends of the compensating ring 42 are respectively provided with a connecting plate 46, and one end of the connecting plate 46 is fixedly connected with the compensating ring 42. The other end of the connection plate 46 is screwed with the screw section 521, the hollow pin 51 is in interference fit with the positioning hole 45, and the body ring 41 is pressed against the connection plate 46 by the bolt head 522. The threaded section 521 is threadedly coupled to the connection plate 46, and when the threaded connection 52 is rotated, the threaded connection 52 provides a push or pull force to urge the hollow pin 51 against the resistance of the locating hole 45. The threaded connecting piece 52 drives the hollow pin 51 to slide along the positioning hole 45, so that the hollow pin 51 is inserted into or slides out of the positioning hole 45, the positioning pin 5 is not required to be installed in a knocking or other mode, and the positioning pin 5 is easy and convenient to assemble and disassemble. In one embodiment, the hollow pin 51 has an internal bore that is in clearance fit with the threaded connection 52. The clearance fit of the inner hole of the hollow pin 51 and the threaded connecting piece 52 can enable the hollow pin 51 and the threaded connecting piece 52 to be eccentric, and the manufacturing difficulty of the positioning pin 5 is reduced. And simultaneously, the hollow pins 51 and the positioning holes 45 can be aligned, so that the relative position accuracy between the body ring 41 and the compensation ring 42 is improved. In one embodiment, the two ends of the compensating ring 42 are further provided with clamping plates 47, respectively, one end of the clamping plates 47 is mounted on the compensating ring 42 by a threaded fastener, and the other end of the clamping plates 47 is mounted on the body ring 41 by a threaded connection 52. The clamping plate 47 cooperates with the connecting plate 46 to enhance the strength of the connection between the body ring 41 and the compensating ring 42.
The feeding device 2 and a controller are arranged on the frame 3, the controller is used for controlling the extruder 1, the feeding device 2, the axial driving device 71, the circumferential driving device 72 and the radial driving device. The feeding device 2 is used for conveying wire raw materials for 3D printing, and the structure of the feeding device refers to a 3D printer for printing plastic materials in the prior art. The controller is used to control the axial drive 71, the circumferential drive 72 and the radial drive stepper motor or other rotary or telescopic drive, as well as the extruder 1, the feeding device 2, can be implemented using existing 3D printers and existing technology. It will be appreciated that the extruder 1 may be linked with wires and raw wire, and the controller may control the stepper motor to reciprocate the extruder 1 in a circular motion, thereby avoiding wires or raw wire from being wound around the wire core 81.
According to the high-voltage cable joint processing device based on 3D printing in the technical scheme, when the high-voltage cable joint processing device is used, the fixing devices 32 are respectively fixed at two ends of a cable joint, the wire core 81 of the cable joint is coaxial with the central line of the mounting ring 4, and the controller controls the axial driving device 71, the circumferential driving device 72 and the radial driving device to enable the extruder 1 to move around the wire core 81 to print an insulating layer or a sheath layer, so that the labor intensity of manufacturing and processing of the high-voltage cable joint is reduced.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.

Claims (8)

1. The utility model provides a high-voltage cable joint processingequipment based on 3D prints, includes extruder, material feeding unit, controller and frame, its characterized in that is equipped with straight guide rail, fixing device, collar and axial drive device in the frame, the collar includes body ring and compensating ring, the body ring is the split ring, the body ring slidable sets up in the straight guide rail middle part, the compensating ring detachable installs on the body ring and connects the opening of body ring, the central line of collar with straight guide rail parallel arrangement, fixing device interval sets up in the both ends of straight guide rail is used for fixed cable, it can make cable between the fixing device with the central line coaxial of collar, axial drive device with the collar transmission is connected, and can drive the collar slides along straight guide rail; the mounting ring is provided with a mounting frame and a circumferential driving device, the mounting frame is arranged on the inner ring of the mounting ring, and the circumferential driving device is connected with the mounting ring and the mounting frame and can drive the mounting frame to move along the circumferential direction of the mounting ring; the mounting frame is provided with a radial guide rail and a radial driving device, the radial guide rail is arranged along the radial direction of the mounting ring, the extruder is slidably arranged on the radial guide rail, a discharge hole of the extruder is arranged towards the central line of the mounting frame, and the radial driving device is connected with the extruder and the mounting frame and can drive the extruder to slide along the radial guide rail; the feeding device and the controller are arranged on the frame, and the controller is used for controlling the extruder, the feeding device, the axial driving device, the circumferential driving device and the radial driving device;
the inner side wall of the mounting ring is also provided with a ring-shaped ring guide rail which is correspondingly arranged on the body ring and the compensation ring in two parts, and the mounting frame is slidably arranged on the ring guide rail and can slide along the ring guide rail; the mounting ring is also provided with a gear ring, the gear ring and the ring guide rail are coaxially arranged, and the gear ring is correspondingly arranged on the body ring and the compensation ring in two parts; the annular driving device comprises a first stepping motor and a first driving gear, the first driving gear is rotatably arranged on the mounting frame and meshed with the gear ring, and the first stepping motor is in transmission connection with the first driving gear and connected with the controller.
2. The 3D printing-based high-voltage cable connector processing device according to claim 1, wherein mounting grooves are respectively formed in two opposite sides of the opening of the body ring, the mounting grooves extend along the radial direction of the body ring, and one end of each mounting groove, which is far away from the center of the body ring, is opened; connecting blocks are respectively arranged on two end faces of the circumference of the compensation ring, and are respectively inserted into the two mounting grooves; the mounting ring is further provided with positioning holes and positioning pins, the positioning holes penetrate through the two connecting blocks and the side walls corresponding to the mounting grooves respectively, and the positioning pins are arranged in the positioning holes in an interference mode respectively.
3. The 3D printing-based high-voltage cable joint processing device according to claim 2, wherein the positioning pin comprises a hollow pin and a threaded connecting piece, one end of the threaded connecting piece is provided with a threaded section, the length of the threaded section is larger than that of the positioning hole, the other end of the threaded connecting piece is provided with a bolt head, and the hollow pin is rotatably sleeved outside the threaded connecting piece and limited between the threaded section and the bolt head; the two ends of the compensation ring are respectively provided with a connecting plate, one end of the connecting plate is in fastening connection with the compensation ring, the other end of the connecting plate is in threaded connection with the threaded section, the hollow pin is in interference fit with the positioning hole, and the body ring is tightly pressed with the connecting plate through the bolt head.
4. The 3D printing-based high voltage cable connector processing device of claim 3, wherein the inner bore of the hollow pin is clearance fit with the threaded connection.
5. The 3D printing-based high-voltage cable connector processing device according to claim 3 or 4, wherein two ends of the compensation ring are respectively provided with a clamping plate, one end of the clamping plate is installed on the compensation ring through a threaded fastener, and the other end of the clamping plate is installed on the body ring through the threaded connector.
6. The 3D printing-based high-voltage cable connector processing device according to claim 1, wherein the frame further comprises two groups of support rings, the support rings are arranged at two ends of the straight guide rail at intervals, openings facing the same direction are arranged in the circumferential direction of the two support rings, the two ends of the straight guide rail are fixedly connected with the support rings respectively, and the body ring is sleeved outside the guide rail in a sliding manner; the fixing device comprises at least three threaded support rods, the threaded support rods are arranged at intervals along the circumferential direction of the support ring, and one end of each threaded support rod is threaded on the support ring in a penetrating mode along the radial direction of the support ring and extends to the center of the support ring.
7. The 3D printing-based high-voltage cable connector processing device according to claim 6, wherein a supporting block is further arranged at one end of the threaded supporting rod extending to the center of the supporting ring, the supporting block is rotatably arranged on the threaded supporting rod and can rotate around the axial direction of the threaded supporting rod, and a clamping surface for clamping the outer wall of the cable is arranged at the end of the supporting block facing to the center of the supporting ring.
8. The 3D printing-based high-voltage cable connector processing device according to claim 6, wherein the axial driving device comprises a second stepping motor and a transmission screw rod, the transmission screw rod is parallel to the straight guide rail and is threaded on the body ring, the second stepping motor is in transmission connection with the transmission screw rod, and the second stepping motor can drive the body ring to slide along the straight guide rail through the transmission screw rod.
CN202210346996.6A 2022-04-01 2022-04-01 High-voltage cable joint processing device based on 3D printing Active CN114619669B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105881914A (en) * 2016-06-12 2016-08-24 湖北工业大学 Multi-nozzle 3D printer and printing method
CN106273481A (en) * 2016-08-11 2017-01-04 余静远 A kind of portable 3D printer
CN106985379A (en) * 2017-03-24 2017-07-28 大连理工大学 A kind of four-axle linked 3D printing device based on fusion sediment principle
CN109878082A (en) * 2019-04-14 2019-06-14 王玉杰 A kind of multi-dimensional movement 3D printer
CN110253882A (en) * 2019-07-03 2019-09-20 浙江大学 A kind of novel 4D print system
CN112373032A (en) * 2020-12-01 2021-02-19 重庆圣盈达科技开发有限公司 3D printer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020125261B3 (en) * 2020-09-28 2021-10-07 Troester Gmbh & Co. Kg Extrusion head and method for producing an elongated hollow body by means of this extrusion head

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105881914A (en) * 2016-06-12 2016-08-24 湖北工业大学 Multi-nozzle 3D printer and printing method
CN106273481A (en) * 2016-08-11 2017-01-04 余静远 A kind of portable 3D printer
CN106985379A (en) * 2017-03-24 2017-07-28 大连理工大学 A kind of four-axle linked 3D printing device based on fusion sediment principle
CN109878082A (en) * 2019-04-14 2019-06-14 王玉杰 A kind of multi-dimensional movement 3D printer
CN110253882A (en) * 2019-07-03 2019-09-20 浙江大学 A kind of novel 4D print system
CN112373032A (en) * 2020-12-01 2021-02-19 重庆圣盈达科技开发有限公司 3D printer

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