CN212528602U - Centering device before extrusion molding of wires of high-diamagnetic wing cable net - Google Patents
Centering device before extrusion molding of wires of high-diamagnetic wing cable net Download PDFInfo
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- CN212528602U CN212528602U CN202021238819.9U CN202021238819U CN212528602U CN 212528602 U CN212528602 U CN 212528602U CN 202021238819 U CN202021238819 U CN 202021238819U CN 212528602 U CN212528602 U CN 212528602U
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Abstract
The utility model relates to a cable production facility technical field especially relates to centering device before the wire extrusion molding of high diamagnetic wing cable net. Centering device before the wire extrusion molding of high diamagnetic wing cable net includes: the device utilizes the cooperation of the positive rotation or the negative rotation of the motor and the power-on and power-off of the annular electromagnet to complete the centering and calibrating work of the centering device and the machine head center of the plastic extruding machine, so that the cable core center is always coincided with the machine head center of the plastic extruding machine in the sheath extruding process, the phenomenon of degumming and leakage of packages on an extruding layer and the waste of materials are avoided, the quality of a towing cable is improved, and the manufacturing cost of the towing cable is reduced.
Description
Technical Field
The utility model relates to a cable production facility technical field especially relates to centering device before the wire extrusion molding of high diamagnetic wing cable net.
Background
The high diamagnetic wing cable net is a multi-branch special-shaped cable bundle component for transmitting electric signals and electric power between devices in the wing, and can meet the requirements of signal transmission and electromagnetic compatibility under the specific frequency range and electric field intensity.
In order to meet the insulation requirement among a plurality of wires of the high-diamagnetic wing cable mesh, the extrusion of a sheath of a single wire of the high-diamagnetic wing cable mesh is very important.
Whether the core center coincides with the aircraft nose center of extruding machine among the sheath extrusion process is a key element of control sheath extrusion quality, if the core center does not coincide with the aircraft nose center, even the aircraft nose mould adjusts to the optimum condition, also can appear crowded cladding layer degumming hourglass package phenomenon's production, especially during the great towline of production line footpath, because the sinle silk dead weight is heavier, this phenomenon is more obvious, not only cause the wire quality of production unqualified, still can cause the very big waste of material, lead to manufacturing cost to increase.
Disclosure of Invention
Therefore, the present invention has been made in view of the above problems, and an object of the present invention is to provide a centering device before extrusion molding of a wire of a cable net with a high diamagnetic wing. The utility model discloses a realize above-mentioned purpose through following technical scheme:
centering device before the wire extrusion molding of high diamagnetic wing cable net includes: the device comprises a mounting bracket, a horizontal positioning mechanism, a wire diameter positioning mechanism and a driving mechanism.
The mounting bracket is composed of a platform and a plurality of supporting legs, the supporting legs are connected below the platform, and the platform is in a horizontal state.
Open on the platform has spout and 2 "protruding" word groove, and the spout all runs through the upper and lower surface of platform with 2 "protruding" word groove, and on the direction that the line core removed, the spout was located the upper reaches in 2 "protruding" word groove, and 2 "protruding" word groove is located line core both sides and bulge respectively relatively, and the line between 2 "protruding" word groove is parallel with the spout and the crowded aircraft nose central line of perpendicular to extrusion molding (not shown in the figure).
The horizontal mechanism comprises: the roller frame comprises a rack I, a roller I and a roller frame.
The number of the first racks is 2, the first racks are matched with the convex grooves, the 2 first racks are vertically arranged in the 2 convex grooves respectively and can slide up and down along the convex grooves, the opposite surfaces of the convex parts of the 2 first racks are tooth surfaces, the top ends of the 2 first racks are connected with the roller frame, the first roller is horizontally arranged on the roller frame, and the first roller rotates along the roller shaft and is perpendicular to the center line of the machine head of the extrusion molding extruder.
The wire diameter positioning mechanism comprises: the pair of rollers II, the pair of supporting blocks, the pair of sliding blocks, the pair of positioning blocks, the connecting rod I, the connecting rod II, the rack II and the rack III.
The pair of sliding blocks is matched with the sliding groove and can slide along the sliding groove.
The pair of supporting blocks are coaxially arranged above the pair of sliding blocks respectively, the pair of supporting blocks are attached to the upper surface of the platform, and the pair of supporting blocks are identical square plates and are larger than the groove width of the sliding groove in side length.
The pair of positioning blocks are connected to the lower sides of the centers of the pair of sliding blocks respectively, the pair of positioning blocks are attached to the lower surface of the platform, the pair of positioning blocks are plate-shaped, and the length of the pair of positioning blocks in the front-back direction is larger than the width of the sliding groove.
The roller shafts of the pair of rollers II are respectively coaxially and vertically arranged on the upper surfaces of the pair of supporting blocks, the pair of rollers II can rotate along the roller shafts, and the pair of rollers II are identical in size and equal in diameter and side length of the pair of supporting blocks.
One end of the first connecting rod is connected to the positioning blocks on the right side in the pair of positioning blocks, the other end of the first connecting rod is connected with the second rack, the second rack is in a horizontal state and perpendicular to the center line of the extrusion molding machine head, and the tooth surface of the second rack faces downwards.
The second connecting rod is L-shaped, one end of the second connecting rod is connected to the center of the lower surface of the left positioning block in the pair of positioning blocks, the other end of the second connecting rod is connected with the third rack, the third rack is in a horizontal state and perpendicular to the center line of the machine head of the plastic extruding machine, and the tooth surface of the third rack faces upwards.
The second rack is positioned above the third rack, and the specifications and the tooth pitches of the teeth of the second rack and the third rack are the same.
The drive mechanism includes: the device comprises a motor, a first gear, a second gear, a third gear, a switching mechanism, a supporting seat, a first supporting rod and a second supporting rod.
The motor passes through the supporting seat to be installed at the lower surface of platform, and in the front and back direction, the motor is located the rear of rack one, and the motor shaft of motor is parallel with the crowded aircraft nose central line of extrusion molding.
The first gear is installed on a motor shaft of the motor and rotates along with the motor shaft of the motor.
The bracing piece one includes: the first fixing plate and the first fixing shaft.
The first fixing plate is vertically fixed on the lower surface of the platform, and the first fixing shaft is vertically fixed on the first fixing plate.
The second support rod comprises: a second fixing plate and a second fixing shaft.
The second fixing plate is vertically fixed on the lower surface of the platform, and is positioned in front of the right positioning block in the pair of positioning blocks in the front-rear direction, and the second fixing shaft is coaxial with a motor shaft of the motor.
The second gear is arranged on the first fixing shaft and rotates along the first fixing shaft, the second gear is meshed with the first gear, and the first gear and the second gear are located between the 2 first gear racks and are respectively meshed with the 2 first gear racks.
The third gear is arranged on the second fixing shaft and rotates along the second fixing shaft, the third gear is located between the second rack and the third rack and is meshed with the second rack and the third rack simultaneously, the third gear is close to but not in contact with a motor shaft of the motor, and the three faces of the third gear, facing the motor, are subjected to rough treatment.
The first gear, the second gear and the third gear are consistent in size.
Switching mechanism installs on the motor shaft of motor to be located before gear one and gear three, in the front and back direction, according to the order from the past backward, switching mechanism includes in proper order: movable plate, spring, annular electromagnet, conductive slip ring.
The conductive slip ring, comprising: the motor comprises a rotor part and a stator part, wherein the rotor part is coaxially fixed on a motor shaft of the motor, and the stator part is fixed on the lower surface of the platform and is connected with a power supply.
The annular electromagnet is coaxially fixed on a motor shaft of the motor and rotates along with the motor shaft, the annular electromagnet is electrically connected with a rotor part of the conductive slip ring, 2 sliding columns are fixed on the surface of the annular electromagnet facing the third gear, the 2 sliding columns are all parallel to the motor shaft and symmetrically arranged along the motor shaft, and the 2 sliding columns are close to the third gear but are not in contact with the third gear.
The spring is sleeved on a motor shaft of the motor, one end of the spring is fixedly connected with the annular electromagnet, and the other end of the spring is fixedly connected with the movable disc.
The movable disc is a circular ring-shaped magnetizer, 2 sliding holes corresponding to the 2 sliding columns are formed in the movable disc, the movable disc is sleeved on the motor shaft, the 2 sliding columns penetrate the 2 sliding holes respectively, the movable disc slides along the motor shaft, and under the action of the 2 sliding columns, the movable disc rotates along the motor shaft along with the annular electromagnet, and the surface of the movable disc facing the gear III is subjected to rough treatment.
In one embodiment, the spring is in an incompletely compressed state when the movable disk abuts the third gear.
The utility model has the advantages that:
the centering and calibrating work of the centering device and the machine head center of the plastic extruding machine is completed by utilizing the matching of the forward rotation or the reverse rotation of the motor and the power-on and power-off of the annular electromagnet, so that the center of the core in the sheath extruding process is always coincided with the machine head center of the plastic extruding machine, the phenomenon of degumming and package leakage of an extruding layer and the waste of materials are avoided, the quality of the towing cable is improved, and the manufacturing cost of the towing cable is reduced.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
fig. 2 is a schematic structural view of the mounting bracket of the present invention;
fig. 3 is a schematic structural view of the horizontal positioning mechanism and the mounting bracket of the present invention after being assembled;
fig. 4 is a schematic structural view of the wire diameter positioning mechanism of the present invention assembled with the mounting bracket and positioned above the platform;
fig. 5 is a schematic structural view of the wire diameter positioning mechanism of the present invention assembled with the mounting bracket and located below the platform;
fig. 6 is a schematic structural view of the driving mechanism and the mounting bracket of the present invention after being assembled;
fig. 7 is a schematic structural diagram of the switching mechanism of the present invention;
fig. 8 is a schematic structural view of the movable plate of the present invention.
Mounting bracket-10, platform-11, support leg-12, chute-111, convex-shaped groove-112, horizontal positioning mechanism-20, rack-one-21, roller-one-22, roller frame-23, wire diameter positioning mechanism-30, roller-two-31, support block-32, slide block-33, positioning block-34, connecting rod-one-35, connecting rod-two-36, rack-two-37, rack-three-38, driving mechanism-40, motor-41, gear-one-42, gear-two-43, gear-three-44, switching mechanism-45, movable disk-451, slide hole-4511, spring-452, annular electromagnet-453, slide column-4531, conductive slide ring-454, rotor part-4541, A stator part-4542, a support seat-46, a support rod-one-47, a support rod-two-48, a fixing plate-one 471, a fixing shaft-one 472, a fixing plate-two 481 and a fixing shaft-two 482.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are easily implemented by those having ordinary skill in the art to which the present invention pertains. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In addition, for the purpose of more clearly describing the present invention, parts not connected with the present invention will be omitted from the drawings.
For a more accurate and detailed description, the directions are defined as follows. In addition, according to the following description, it is also permissible to express the direction described in this paragraph in another expression. The left-right direction is understood in conjunction with the pair of rollers 31 provided in the wire diameter positioning mechanism 20. The up-down direction is understood in conjunction with the moving action of the horizontal positioning mechanism 20. The left-right direction is orthogonal to the up-down direction and parallel to the stage 11 of the mounting bracket 10. The front-rear direction is a direction orthogonal to both the up-down direction and the left-right direction. The forward rotation and the reverse rotation of the motor 41 are clockwise rotation and counterclockwise rotation, respectively, when viewed from the front to the rear in the front-rear direction.
As shown in fig. 1, the centering device before extrusion molding of the wires of the cable net with high diamagnetic wings comprises: the device comprises a mounting bracket 10, a horizontal positioning mechanism 20, a wire diameter positioning mechanism 30 and a driving mechanism 40.
As shown in fig. 2, the mounting bracket 10 is composed of a platform 11 and a plurality of supporting legs 12, the plurality of supporting legs 12 are connected below the platform 11 for supporting the platform 11, the platform 11 is in a horizontal state, the upper surface of the platform 11 is provided with a sliding groove 111 and 2 convex grooves 112, the sliding groove 111 and the 2 convex grooves 112 penetrate through the upper surface and the lower surface of the platform 11, in the moving direction of the wire core, the sliding groove 111 is located at the upstream of the 2 convex grooves 112, the 2 convex grooves 112 are respectively located at the two sides of the wire core and have opposite convex parts, and the connecting line between the 2 convex grooves 112 is parallel to the sliding groove 111 and perpendicular to the central line (not shown in the figure) of the machine head of the extruding machine.
As shown in fig. 3, the horizontal positioning mechanism 20 includes: the first rack 21, the first roller 22 and the roller frame 23 are arranged, the number of the first rack 21 is 2, the first rack 21 is matched with the convex groove 112, the 2 first rack 21 is vertically arranged in the 2 convex grooves 112 respectively and can slide up and down along the convex grooves 112, the opposite surfaces of the convex parts of the 2 first rack 21 are tooth surfaces, the top ends of the 2 first racks 21 are connected with the roller frame 23, the first roller 22 is horizontally arranged on the roller frame 23, and the first roller 22 rotates along the roller shaft and is perpendicular to the center line of the head of the extruding machine.
As shown in fig. 4 to 5, the wire diameter positioning mechanism 30 includes: the pair of rollers 31, the pair of supporting blocks 32, the pair of sliders 33, the pair of positioning blocks 34, the first connecting rod 35, the second connecting rod 36, the second rack 37 and the third rack 38 are arranged in parallel, the pair of sliders 33 are matched with the sliding groove 111 and can slide along the sliding groove 111, the pair of supporting blocks 32 are respectively connected above the pair of sliders 33 and are coaxial, the pair of supporting blocks 32 are respectively attached to the upper surface of the platform 11, the pair of supporting blocks 32 are identical square plates, the side length of each supporting block 32 is larger than the groove width of the sliding groove 111, the pair of positioning blocks 34 are respectively connected below the centers of the pair of sliders 33, the pair of positioning blocks 34 are both attached to the lower surface of the platform 11, the pair of positioning blocks 34 are plate-shaped objects, the length of the pair of positioning blocks in the.
The roller shafts of the pair of rollers 31 are respectively coaxially and vertically arranged on the upper surfaces of the pair of supporting blocks 32, the pair of rollers 31 can rotate along the roller shafts, the size of the pair of rollers 31 is the same, the diameter of the pair of rollers 31 is equal to the side length of the pair of supporting blocks 32, when the pair of supporting blocks 32 are attached, the roller surfaces of the pair of rollers 31 are in line contact, and a line formed by the line contact is perpendicular to the center line of the head of the extruding machine.
One end of the first connecting rod 35 is connected to the positioning block 34 on the right side of the pair of positioning blocks 34, the other end of the first connecting rod is connected with the second rack 37, the second rack 37 is in a horizontal state and is perpendicular to the center line of the machine head of the extruding machine, and the tooth surface of the second rack 37 faces downwards.
The second connecting rod 36 is L-shaped, one end of the second connecting rod is connected to the center of the lower surface of the left positioning block 34 of the pair of positioning blocks 34, the other end of the second connecting rod is connected with the third rack 38, the third rack 38 is in a horizontal state and perpendicular to the center line of the extruder head, and the tooth surface of the third rack 38 faces upwards.
The second rack 37 is located above the third rack 38, and the specifications and the tooth pitches of the second rack 37 and the third rack 38 are the same as those of the first rack 21.
As shown in fig. 6 to 8, the driving mechanism 40 includes: the extruder comprises a motor 41, a first gear 42, a second gear 43, a third gear 44, a switching mechanism 45, a supporting seat 46, a first supporting rod 47 and a second supporting rod 48, wherein the motor 41 is installed on the lower surface of the platform 11 through the supporting seat 46, the motor 41 is located behind the first rack 21 in the front-back direction, a motor shaft of the motor 41 horizontally faces the front direction and is parallel to the center line of a machine head of the extruder, and the first gear 42 is installed on the motor shaft of the motor 41 and rotates along with the motor shaft of the motor 41.
The first support rod 47 includes: the first fixing plate 471 and the first fixing shaft 472 are arranged in the first fixing plate 471, and the first fixing shaft 472 is vertically fixed on the first fixing plate 471 and used for supporting the second gear 43.
The second support rod 48 includes: the fixed plate second 481 and the fixed shaft second 482 are vertically fixed on the fixed plate second 481 and are used for supporting the gear third 44.
The second gear 43 is mounted on the lower surface of the platform 11 through the first support rod 47, specifically, the first fixing plate 471 of the first support rod 47 is vertically fixed on the lower surface of the platform 11, the first fixing shaft 472 of the first support rod 47 is parallel to the motor shaft of the motor 41, central axes of the first fixing shaft 472 and the motor shaft are in the same horizontal plane, the second gear 43 is mounted on the first fixing shaft 472 and rotates along the first fixing shaft 472, the first gear 42 and the second gear 43 are engaged with each other, the first gear 42 and the second gear 43 are located between the 2 first gear 21 and are respectively engaged with the 2 first gear 21, the first gear 42 is driven to rotate forward or backward and the second gear 43 is driven to rotate backward or forward through forward rotation or backward rotation of the motor 41, so that the 2 first gear 21 is driven to simultaneously ascend or descend, and finally, adjustment of the first roller 22 of the horizontal positioning.
The third gear 44 is mounted on the lower surface of the platform 11 through the second support rod 48, specifically, the second fixing plate 481 of the second support rod 48 is vertically fixed on the lower surface of the platform 11, in the front-back direction, the second fixing plate 481 is located in front of the right positioning block 34 of the pair of positioning blocks 34 to ensure that the right positioning block 34 of the pair of positioning blocks 34 moves normally left and right, the second fixing shaft 482 of the second support rod 48 is coaxial with the motor shaft of the motor 41, the third gear 44 is mounted on the second fixing shaft 482 and rotates along the second fixing shaft 482, the third gear 44 is located between the second rack 37 and the third rack 38 and is simultaneously meshed with the second rack 37 and the third rack 38, so that the second rack 37 and the third rack 38 move relatively under the driving of the third gear 44 in the forward or reverse direction, the second rack 37 and the third rack 38 move relatively, and the movement direction of the pair of rollers 31 is opposite under, the speed is the same, namely, the wire cores are simultaneously closed to the middle or separated to the two sides, the positioning of the wire cores with different sizes in the left and right directions is completed, the gear three 44 is close to but not in contact with the motor shaft of the motor 41, and the surface of the gear three 44 facing the motor 41 is a rough surface.
The sizes of the first gear 42, the second gear 43 and the third gear 44 are consistent, so that the rotating angles of the first gear 42, the second gear 43 and the third gear 44 are consistent under the driving of the motor 41, and the lengths of the first roller 22 and the second roller 31 are consistent when the rollers are displaced.
The switching mechanism 45 is mounted on the motor shaft of the motor 41 and located between the first gear 42 and the third gear 44, and the switching mechanism 45 sequentially includes, in the front-rear direction, in order from the front to the rear: the electric motor comprises a movable disc 451, a spring 452, an annular electromagnet 453 and a conductive slip ring 454, wherein a rotor part 4541 of the conductive slip ring 454 is coaxially fixed on a motor shaft of the motor 41, a stator part 4542 of the conductive slip ring 454 is fixed on the lower surface of the platform 11, and the stator part 4542 of the conductive slip ring 454 is connected with a power supply.
The annular electromagnet 453 is coaxially fixed on the motor shaft of the motor 41 and rotates with the motor shaft of the motor 41, the annular electromagnet 453 is electrically connected with a rotor part 4541 of the conductive slip ring 454, 2 sliding columns 4531 are fixed on the surface of the annular electromagnet 453 facing the gear three 44, the 2 sliding columns 4531 are all parallel to the motor shaft of the motor 41 and are symmetrically arranged along the motor shaft of the motor 41, and the 2 sliding columns 4531 are close to the gear three 44 but do not contact with the gear three 44.
The spring 452 is sleeved on a motor shaft of the motor 41, one end of the spring 452 is fixedly connected with the annular electromagnet 453, the other end of the spring 452 is fixedly connected with the movable disc 451, the movable disc 451 is annular and is a magnetizer, 2 sliding holes 4511 corresponding to the positions of 2 sliding posts 4531 on the annular electromagnet 453 are formed in the movable disc 451, the sliding holes 4511 are matched with the sliding posts 4531, the movable disc 451 is sleeved on the motor shaft of the motor 41, the 2 sliding posts 4531 respectively penetrate into the 2 sliding holes 4511, the movable disc 451 slides along the motor shaft of the motor 41, and under the action of 2 sliding columns 4531, as the annular electromagnet 453 rotates along the motor shaft of the motor 41, the surface of the movable disc 451 facing the third gear 44 is a rough surface, when the movable disk 451 abuts against the gear three 44, the friction between the two is increased, and the movable disk 451 can drive the gear three 44 to rotate better.
When the movable disk 451 abuts against the third gear 44, the movable disk 451 is not separated from the motor shaft of the motor 41 and the 2 sliding columns 4531, and the spring 452 is in an incompletely compressed state, so that the friction force between the movable disk 451 and the third gear 44 can be increased.
When the annular electromagnet 453 is energized, the magnetic force generated by the annular electromagnet 453 attracts the movable disc 451 to slide along the motor shaft of the motor 41 and the 2 sliding columns 4531 to the annular electromagnet 453, the spring 452 is further compressed while sliding, at this time, the movable disc 451 is not in contact with the gear wheel III 44, when the annular electromagnet 453 is de-energized, the magnetic force lost by the annular electromagnet 453 causes the movable disc 451 to slide along the motor shaft of the motor 41 and the 2 sliding columns 4531 to the gear wheel III 44 and to abut against the gear wheel III 44 under the restoring force of the spring 452, the spring 452 is in an incompletely compressed state when the movable disc 451 abuts against the gear wheel III 44, the contact surfaces of the movable disc 451 and the gear wheel III 44 are roughened, and the movable disc 451 and the gear wheel III 44 can be synchronized in motion under the restoring force of the spring 452, that is, the movable disc 451 rotates, and the gear wheel III 44 rotates synchronously under the driving force of the movable disc 451, the movable disk 451 stops rotating, and the gear wheel 44 stops rotating synchronously.
The working principle is as follows:
firstly, the motor 41 is started to rotate reversely, the motor 41 drives the gear I42 to rotate reversely, the gear I42 drives the gear II 43 to rotate forwardly, the gear I42 and the gear II 43 drive the 2 gear I21 to move upwards simultaneously, so that the roller I22 moves upwards, the motor 41 drives the annular electromagnet 453 to rotate reversely, the annular electromagnet 453 drives the movable disc 451 to rotate reversely, the movable disc 451 drives the gear III 44 to rotate reversely, the gear III 44 drives the rack II 37 to move leftwards and the rack III 38 to move rightwards, so that the pair of roller II 31 are drawn together towards the middle simultaneously, when the pair of roller II 31 is abutted, the roller surfaces of the pair of roller II 31 are in line contact, and lines formed by the line contact are vertically intersected with the machine head central line of the extruding machine, then the motor 41 is stopped, then the power supply of the annular electromagnet 453 is switched on, the magnetic force generated by the annular electromagnet 453 attracts the movable disc 451 to slide towards the annular electromagnet 453 along, the spring 452 is further compressed while sliding, at the same time, the movable disc 451 is not in contact with the third gear 44, then the motor 41 is started to rotate forward or reversely, because at the same time, the movable disc 451 is not in contact with the third gear 44, the third gear 44 is not moved, the motor 41 drives the first gear 42 to rotate forward or reversely, the first gear 42 drives the second gear 43 to rotate forward or reversely, the first gear 42 and the second gear 43 drive the 2 first rack gears 21 to move downward or upward simultaneously, so that the roller first 22 moves downward or upward, when the uppermost end of the roller surface of the first roller 22 is tangent to the machine head center line of the extruding machine, the motor 41 stops and cuts off the power supply of the annular electromagnet 453, the magnetic force lost by the annular electromagnet 453 is lost, the movable disc 451 slides along the motor shaft of the motor 41 and the 2 sliding columns 4531 to the third gear 44 and abuts against the third gear 44 under the restoring force of the spring 452, finally, the motor 41 is started to, the motor 41 drives the first gear 42 to rotate forwards, the first gear 42 drives the second gear 43 to rotate backwards, the first gear 42 and the second gear 43 drive the 2 first rack 21 to move downwards simultaneously, so that the roller first 22 moves downwards, the motor 41 drives the annular electromagnet 453 to rotate forwards, the annular electromagnet 453 drives the movable disc 451 to rotate forwards, the movable disc 451 drives the third gear 44 to rotate forwards, the third gear 44 drives the second rack 37 to move rightwards and the third rack 38 to move leftwards simultaneously, so that the pair of rollers second 31 are separated towards two sides simultaneously, when the distance of downward movement of the roller first 22 is equal to the radius of a wire core to be processed, the motor 41 stops, and at the moment, the distances from the roller first 22 and the pair of rollers second 31 to the center line of the machine head of the extruding machine are equal to the radius of the wire core to be processed, so that the centering and aligning.
Claims (2)
1. Centering device before the wire extrusion molding of high diamagnetic wing cable net includes: the device comprises a mounting bracket (10), a horizontal positioning mechanism (20), a wire diameter positioning mechanism (30) and a driving mechanism (40);
the method is characterized in that: the mounting support (10) consists of a platform (11) and a plurality of supporting legs (12), the supporting legs (12) are connected below the platform (11), and the platform (11) is in a horizontal state;
the cable core is characterized in that the platform (11) is provided with a sliding groove (111) and 2 convex grooves (112), the sliding groove (111) and the 2 convex grooves (112) penetrate through the upper surface and the lower surface of the platform (11), the sliding groove (111) is positioned at the upstream of the 2 convex grooves (112) in the moving direction of the cable core, the 2 convex grooves (112) are respectively positioned at two sides of the cable core, and the protruding parts are opposite;
the horizontal positioning mechanism (20) comprises: a rack I (21), a roller I (22) and a roller frame (23);
the number of the first racks (21) is 2, the first racks (21) are matched with the convex grooves (112), the 2 first racks (21) are respectively vertically arranged in the two convex grooves (112) and can slide up and down along the convex grooves (112), the top ends of the 2 first racks (21) are connected with the roller frame (23), and the roller (22) is horizontally arranged on the roller frame (23) and rotates along a roller shaft;
the wire diameter positioning mechanism (30) comprises: a pair of rollers II (31), a pair of supporting blocks (32), a pair of sliding blocks (33), a pair of positioning blocks (34), a connecting rod I (35), a connecting rod II (36), a rack II (37) and a rack III (38);
the pair of sliding blocks (33) is matched with the sliding groove (111) and can slide along the sliding groove (111);
the pair of supporting blocks (32) are square plates and have side length larger than the groove width of the sliding groove (111), the pair of supporting blocks (32) are coaxially arranged above the pair of sliding blocks (33) respectively, and the pair of supporting blocks (32) are attached to the upper surface of the platform (11);
the pair of positioning blocks (34) are both plate-shaped, the length of the positioning blocks in the front-back direction is larger than the groove width of the sliding groove (111), the pair of positioning blocks (34) are respectively connected below the centers of the pair of sliding blocks (33), and the pair of positioning blocks (34) are attached to the lower surface of the platform (11);
the pair of rollers II (31) are respectively coaxially and vertically arranged on the upper surfaces of the pair of supporting plates, the sizes of the pair of rollers II (31) are the same, and the diameters of the rollers II are equal to the side lengths of the pair of supporting blocks (32);
one end of the first connecting rod (35) is connected to the positioning block (34) on the right side of the pair of positioning blocks (34), the other end of the first connecting rod is connected with the second rack (37), and the second rack (37) is in a horizontal state and has a downward tooth surface;
the second connecting rod (36) is L-shaped, one end of the second connecting rod is connected to the center of the lower surface of the positioning block (34) on the left side of the pair of positioning blocks (34), the other end of the second connecting rod is connected with the third rack (38), and the third rack (38) is in a horizontal state and has an upward tooth surface;
the second rack (37) is positioned above the third rack (38), and the specifications and the tooth pitches of the tooth pairs of the second rack (37) and the third rack (38) are the same;
the drive mechanism (40) comprising: the device comprises a motor (41), a first gear (42), a second gear (43), a third gear (44), a switching mechanism (45), a support seat (46), a first support rod (47) and a second support rod (48);
the motor (41) is installed on the lower surface of the platform (11) through the supporting seat (46), and the motor (41) is located behind the first rack (21) in the front-back direction;
the first gear (42) is arranged on a motor shaft of the motor (41) and rotates along with the motor shaft of the motor (41);
the first support rod (47) comprises: a first fixing plate (471) and a first fixing shaft (472);
the first fixing plate (471) is vertically fixed on the lower surface of the platform (11), and the first fixing shaft (472) is vertically fixed on the first fixing plate (471);
the second support rod (48) comprises: a second fixing plate (481) and a second fixing shaft (482);
the second fixing plate (481) is vertically fixed on the lower surface of the platform (11), in the front-back direction, the second fixing plate (481) is positioned in front of the right positioning block (34) in the pair of positioning blocks (34), and the second fixing shaft (482) is coaxial with a motor shaft of the motor (41);
the second gear (43) is arranged on the first fixing shaft (472) and engaged with the first gear (42) along the fixing shaft, the second gear (43) is engaged with the first gear (42), and the first gear (42) and the second gear (43) are positioned between the 2 first gear racks (21) and are respectively engaged with the 2 first gear racks;
the third gear (44) is arranged on the second fixed shaft (482) and rotates along the second fixed shaft (482), the third gear (44) is positioned between the second rack (37) and the third rack (38) and is meshed with the second rack (37) and the third rack (38) at the same time, the third gear (44) is close to but not in contact with a motor shaft of the motor (41), and the surface of the third gear (44) facing the motor (41) is subjected to rough treatment;
the sizes of the first gear (42), the second gear (43) and the third gear (44) are consistent;
the switching mechanism (45) is arranged on a motor shaft of the motor (41) and is positioned between a first gear (42) and a third gear (44), and comprises: the device comprises a movable disc (451), a spring (452), an annular electromagnet (453) and a conductive slip ring (454);
the conductive slip ring (454) comprising: the motor comprises a rotor part (4541) and a stator part (4542), wherein the rotor part (4541) is coaxially fixed on a motor shaft of the motor (41), and the stator part (4542) is fixed on the lower surface of the platform (11) and is connected with a power supply;
the annular electromagnet (453) is coaxially fixed on a motor shaft of the motor (41) and rotates along with the motor shaft, the annular electromagnet (453) is electrically connected with a rotor part (4541) of the reversing slip ring, 2 sliding columns (4531) are fixed on the surface, facing the gear three (44), of the annular electromagnet (453), the 2 sliding columns (4531) are all parallel to the motor shaft and symmetrically arranged along the motor shaft, and the 2 sliding columns (4531) are close to the gear three (44) but do not contact with the gear three (44);
the spring (452) is sleeved on a motor shaft of the motor (41), one end of the spring is fixedly connected with the annular electromagnet (453), and the other end of the spring is fixedly connected with the movable disc (451);
activity dish (451) are the annular magnetizer, it has 2 sliding hole (4511) corresponding with slip post (4531) to open on activity dish (451), activity dish (451) suit is on the motor shaft, 2 penetrate 2 sliding hole (4511) respectively with slip post (4531), activity dish (451) slide along the motor shaft, and under 2 with the effect of slip post (4531), along with annular electromagnet (453) rotate along the motor shaft, the rough treatment is done to the face of activity dish (451) towards gear three (44).
2. The pre-extrusion wire centering device for a high diamagnetic airfoil cable mesh according to claim 1, characterized in that: when the movable plate (451) abuts against the third gear (44), the spring (452) is in an incompletely compressed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021238819.9U CN212528602U (en) | 2020-07-02 | 2020-07-02 | Centering device before extrusion molding of wires of high-diamagnetic wing cable net |
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|---|---|---|---|
| CN202021238819.9U CN212528602U (en) | 2020-07-02 | 2020-07-02 | Centering device before extrusion molding of wires of high-diamagnetic wing cable net |
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| CN212528602U true CN212528602U (en) | 2021-02-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770437A (en) * | 2022-05-05 | 2022-07-22 | 桂林航天工业学院 | Small-size high accuracy moving platform |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770437A (en) * | 2022-05-05 | 2022-07-22 | 桂林航天工业学院 | Small-size high accuracy moving platform |
| CN114770437B (en) * | 2022-05-05 | 2023-10-20 | 桂林航天工业学院 | Small-size high accuracy mobile platform |
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Address after: 232000 No.6 Jixing Road, Huainan Economic and Technological Development Zone, Anhui Province Patentee after: Huainan Wenfeng Photoelectric Technology Co.,Ltd. Address before: 232000 No.6 Jixing Road, Huainan Economic and Technological Development Zone, Anhui Province Patentee before: HUAINAN WENFENG SPACE CABLE Co.,Ltd. |