CN117415604B - Automatic assembling device for frequency conversion unit - Google Patents

Automatic assembling device for frequency conversion unit Download PDF

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Publication number
CN117415604B
CN117415604B CN202311748099.9A CN202311748099A CN117415604B CN 117415604 B CN117415604 B CN 117415604B CN 202311748099 A CN202311748099 A CN 202311748099A CN 117415604 B CN117415604 B CN 117415604B
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CN
China
Prior art keywords
capacitor
inclined plane
frequency conversion
conversion unit
copper plate
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CN202311748099.9A
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Chinese (zh)
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CN117415604A (en
Inventor
黎伟贤
谢桂涛
张超
朱柳校
李款浩
邝钊杰
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Guangzhou Toshiba Baiyun Ling Machine Power Electronics Co Ltd
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Guangzhou Toshiba Baiyun Ling Machine Power Electronics Co Ltd
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Priority to CN202311748099.9A priority Critical patent/CN117415604B/en
Publication of CN117415604A publication Critical patent/CN117415604A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • B23P19/06Screw or nut setting or loosening machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001Article feeders for assembling machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001Article feeders for assembling machines
    • B23P19/004Feeding the articles from hoppers to machines or dispensers

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

The invention relates to the technical field of frequency converter assembly, and discloses an automatic frequency conversion unit assembly device, which comprises automatic frequency converter capacitor unit assembly equipment, wherein a conveyor belt A is arranged on one side of the upper end face of the automatic frequency converter capacitor unit assembly equipment, a plurality of capacitor placing grooves are formed in the outer surface of the conveyor belt A, a capacitor for a frequency conversion unit is placed in each capacitor placing groove positioned on the upper end face of the conveyor belt A, and copper plate thread fixing heads are arranged on two sides of the upper end face of the capacitor for the frequency conversion unit; a capacitor direction automatic adjusting mechanism is arranged above the conveyor belt A; the conveying belt B is fixedly arranged on the other side of the upper end face of the automatic frequency converter capacitor unit assembling device, so that the problem that the capacitor pieces in the frequency converter unit cannot be automatically assembled is solved.

Description

Automatic assembling device for frequency conversion unit
Technical Field
The invention relates to the technical field of assembly, in particular to an automatic assembly device for a frequency conversion unit.
Background
The large-scale frequency converter comprises a plurality of frequency conversion units, and the frequency conversion units consist of a plurality of capacitors, diodes, IGBT, protection plates, copper plates and a box body. It should be noted that the size of one capacitor on the frequency conversion unit is about phi 12cm x 18cm, and the frequency conversion unit has a plurality of capacitors, which results in a larger volume. For the specific case of the frequency conversion unit, the general structure can refer to fig. 2 in the existing patent number cn201910262815.X, and the product structure is larger.
Microelectronic components such as chips, capacitors, resistors, etc. are typically assembled by SMD, SMT, etc. processes, which are conventional processes in the electronics industry. However, the production and installation modes of the electronic components with large size are different from those of the electronic components with miniature size, and the capacitors used for forming the frequency conversion unit in the prior art are assembled manually, so that the labor intensity is high due to the large number of the capacitors; therefore, the existing requirements are not satisfied, and for this reason we propose an automatic assembling device for the frequency conversion unit.
Disclosure of Invention
The invention aims to provide an automatic assembling device for a frequency conversion unit, which is used for solving the problems that the capacitor used for forming the frequency conversion unit in the background art is assembled manually, and the labor intensity is high due to the large number of the capacitors.
In order to achieve the above purpose, the present invention provides the following technical solutions: the automatic assembling device for the frequency conversion unit comprises automatic assembling equipment for the frequency conversion unit capacitor unit, wherein a conveyor belt A is arranged on one side of the upper end face of the automatic assembling equipment for the frequency conversion unit capacitor unit, a plurality of capacitor placing grooves are formed in the outer surface of the conveyor belt A, a capacitor for the frequency conversion unit is placed in each capacitor placing groove positioned on the upper end face of the conveyor belt A, and copper plate thread fixing heads are arranged on two sides of the upper end face of the capacitor for the frequency conversion unit;
a capacitor direction automatic adjusting mechanism is arranged above the conveyor belt A;
a conveyor belt B is fixedly arranged on the other side of the upper end face of the automatic frequency converter capacitor unit assembling device, a plurality of capacitor copper plate placing frames with the same positions and the same number as those of the capacitor placing grooves are arranged on the outer surface of the conveyor belt B, and a capacitor copper plate is placed on the upper end face of the capacitor copper plate placing frame;
two sides of the upper end surface of the capacitor copper plate placing frame are fixedly provided with a positioning head, the outer surface of the capacitor copper plate is provided with a positioning hole penetrating through the capacitor copper plate at the position opposite to the positioning head, and the two positioning heads penetrate through the two positioning holes respectively;
one side of the capacitor direction automatic adjusting mechanism is fixedly provided with a copper plate moving mechanism of the upper end face of the automatic assembling equipment of the frequency converter capacitor unit, the copper plate moving mechanism comprises a gantry-shaped mechanical arm, and a capacitor copper plate positioned on a capacitor copper plate placing frame is grabbed by the gantry-shaped mechanical arm and placed on the upper end face of a capacitor for the frequency converter unit;
one side of the copper moving mechanism is provided with a copper automatic fixing mechanism, the copper automatic fixing mechanism comprises a screw, a screwdriver head and a lifting rotating mechanism, the screwdriver head can be driven to move up and down while being driven to rotate by the lifting rotating mechanism, and the downwards moved screwdriver head can be contacted with the screw and pushed downwards and rotated to enter the copper threaded fixing head of the upper end face of the capacitor for the frequency conversion unit below the screw.
Preferably, a capacitor feeding arm is arranged above the capacitor for the frequency conversion unit from left to right, and a copper plate feeding arm is arranged above the capacitor copper plate placing frame from left to right.
Preferably, the automatic capacitor direction adjusting mechanism comprises an inclined plane guide plate A and an inclined plane guide plate B, wherein the inclined plane guide plate A is fixed on one side of the upper end face of the conveyor belt A, one side of the inclined plane guide plate A is provided with the inclined plane guide plate B fixed on the other side of the upper end face of the conveyor belt A, one side of the surface of the inclined plane guide plate A facing the inclined plane guide plate B and one side of the surface of the inclined plane guide plate B facing the inclined plane guide plate A are inclined planes, and the angle of the inclined plane on the inclined plane guide plate B is larger than that of the inclined plane guide plate A;
the other side of the surface of the inclined plane guide plate B facing the inclined plane guide plate A and the other side of the surface of the inclined plane guide plate A facing the inclined plane guide plate B are both planes, and the distance between the planes of the outer surfaces of the two inclined plane guide plates A and the inclined plane guide plate B is consistent with the diameter of the outer surface of the copper plate thread fixing head.
Preferably, the copper plate moving mechanism further comprises an electric sliding rail, and the gantry-shaped mechanical arm is mounted on the outer surface of the electric sliding rail.
Preferably, the lifting rotating mechanism comprises a metal shell, a stepping motor is fixedly arranged on the upper side inside the metal shell, an output shaft of the stepping motor is connected with a transmission rotating shaft through a coupling, a synchronous sprocket A is fixedly sleeved on the upper side of the outer surface of the transmission rotating shaft, two synchronous sprockets B are respectively arranged on two sides of the synchronous sprocket A, and the two synchronous sprockets B and the synchronous sprocket A are serially connected through a synchronous chain.
Preferably, the axis of the synchronous sprocket B is connected with a rotating shaft, and the bottom end of the rotating shaft is connected with a square rotating shaft;
the middle position of bottle opener head up end is equipped with square slot, square slot's cross-sectional shape is square, square slot's inside is inserted to square pivot, square pivot's surface is laminated mutually with square slot's inner wall, just slide between square pivot and the square slot's the inner wall and link to each other, insert one side of the inside square pivot bottom tip of square slot is fixed to be equipped with one and slide the spacing anticreep piece that links to each other between the inner wall of square slot.
Preferably, the upper side of the outer surface of the rotating shaft is fixedly sleeved on the medium-sized spur gear, the medium-sized spur gear is meshed with the small-sized spur gear, the axis of the small-sized spur gear is connected with a long rotating shaft, and a metal column is fixedly arranged at the bottom end of the long rotating shaft.
Preferably, the outer surface of the metal column is provided with a wavy lifting guide sliding rail, the upper side of the inner part of the wavy lifting guide sliding rail is slidingly connected with a lifting rod, a roller bearing ring is arranged at the position, opposite to the lifting rod, of the outer surface of the screwdriver head through a roller bearing, and the surface, facing the roller bearing ring, of the lifting rod is fixed with the roller bearing ring.
Preferably, the automatic copper plate fixing mechanism further comprises a vibrating feeding tray conveying rail, screw moving grooves are formed in two sides of the upper end face of the vibrating feeding tray conveying rail, a bevel screw positioning semi-ring plate located above the capacitor for the frequency conversion unit is arranged on two sides of the inside of each screw moving groove, a limiting groove located inside the vibrating feeding tray conveying rail is formed in one side of each bevel screw positioning semi-ring plate, a spring is arranged in the limiting groove, one end of the spring is connected with a limiting ring located inside the limiting groove, a connecting rod is connected to the axis of the limiting ring, the connecting rod is fixedly connected with the side end faces of the bevel screw positioning semi-ring plates, two screws are placed on the upper end faces of the bevel screw positioning semi-ring plates located inside the screw moving grooves, and the vibrating feeding tray conveying rail is connected with the screw vibrating feeding tray.
Preferably, a metal cover plate positioned on the upper end face of the metal shell is arranged above the stepping motor, and the metal shell and the metal cover plate are fixed through fixing screws.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the capacitor for the frequency conversion unit and the capacitor copper plate for electrically connecting the capacitor for the frequency conversion unit with other mechanisms can be automatically fixed, so that the frequency conversion unit is not required to be assembled manually, and the self assembly efficiency of the frequency conversion unit is improved;
2. according to the invention, in the process that the capacitor for the frequency conversion unit moves on the conveyor belt A, one copper plate threaded fixing head positioned on the upper end surface of the capacitor is contacted with the inclined surface on the inclined surface guide plate A or the inclined surface on the inclined surface guide plate B, and the positions of the two copper plate threaded fixing heads positioned on the capacitor for the frequency conversion unit can be adjusted through the guiding of the inclined surface, so that the accuracy of equipment processing is improved through the technical scheme.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1A in accordance with the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 1B in accordance with the present invention;
FIG. 4 is a schematic view of the internal structure of FIG. 1B according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 4C in accordance with the present invention;
fig. 6 is an enlarged view of the structure of fig. 4D according to the present invention.
In the figure: 1. automatic assembling equipment for a capacitor unit of a frequency converter; 2. a conveyor belt A; 3. a capacitor placement groove; 4. a capacitor for the frequency conversion unit; 5. a capacitor feeding arm; 6. a conveyor belt B; 7. a capacitor copper plate placing rack; 8. a capacitor copper plate; 9. inclined guide plate A; 10. inclined guide plate B; 11. vibrating a feeding tray feeding rail; 12. a screw moving groove; 13. the inclined screw positions the semi-annular plate; 14. a screw; 15. a connecting rod; 16. a limiting ring; 17. a spring; 18. a limit groove; 19. copper screw thread fixing head; 20. a metal housing; 21. a stepping motor; 22. conveying the rotating shaft; 23. a synchronous sprocket A; 24. a synchronous sprocket B; 25. a synchronous chain; 26. a rotating shaft; 27. square rotating shaft; 28. a screwdriver head; 29. square slot; 30. a roller bearing ring; 31. a medium spur gear; 32. a small spur gear; 33. a long rotating shaft; 34. a metal column; 35. wave-shaped lifting guide sliding rail; 36. copper plate feeding arms; 37. an electric slide rail; 38. a gantry-shaped mechanical arm.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention provides: the automatic assembling device of the frequency conversion unit comprises automatic assembling equipment 1 of the frequency conversion unit, wherein a conveyor belt A2 is arranged on one side of the upper end face of the automatic assembling equipment 1 of the frequency conversion unit, a plurality of capacitor placing grooves 3 are formed in the outer surface of the conveyor belt A2, a capacitor 4 for the frequency conversion unit is placed in each capacitor placing groove 3 positioned on the upper end face of the conveyor belt A2, and copper plate thread fixing heads 19 are arranged on two sides of the upper end face of the capacitor 4 for the frequency conversion unit;
a capacitor direction automatic adjusting mechanism is arranged above the conveyor belt A2;
a conveyor belt B6 is fixedly arranged on the other side of the upper end face of the automatic frequency converter capacitor unit assembling equipment 1, a plurality of capacitor copper plate placing frames 7 with the same positions and the same number as those of the capacitor placing grooves 3 are arranged on the outer surface of the conveyor belt B6, and a capacitor copper plate 8 is placed on the upper end face of the capacitor copper plate placing frame 7;
two sides of the upper end surface of the capacitor copper plate placing frame 7 are fixedly provided with a positioning head, the position of the outer surface of the capacitor copper plate 8 opposite to the positioning head is provided with a positioning hole penetrating through the capacitor copper plate 8, and the two positioning heads respectively penetrate through the two positioning holes;
one side of the capacitor direction automatic adjusting mechanism is fixedly provided with a copper plate moving mechanism of the upper end face of the automatic assembling equipment 1 of the frequency converter capacitor unit, the copper plate moving mechanism comprises a gantry-shaped mechanical arm 38, and the capacitor copper plate 8 positioned on the capacitor copper plate placing frame 7 can be grabbed through the gantry-shaped mechanical arm 38 and placed on the upper end face of the capacitor 4 for the frequency converter unit;
one side of the copper plate moving mechanism is provided with an automatic copper plate fixing mechanism, the automatic copper plate fixing mechanism comprises a screw 14, a screwdriver head 28 and a lifting rotating mechanism, the screwdriver head 28 can be driven to move up and down while being rotated through the lifting rotating mechanism, and the downwards moved screwdriver head 28 can be contacted with the screw 14 and pushed downwards and rotated to enter the copper plate thread fixing head 19 positioned on the upper end face of the capacitor 4 for the frequency conversion unit below the screw.
A capacitor feeding arm 5 is arranged above the capacitor 4 for the first frequency conversion unit from left to right, and a copper plate feeding arm 36 is arranged above the copper plate placing frame 7 for the first capacitor from left to right; the capacitor 4 for the frequency conversion unit can be placed in the capacitor placing groove 3 through the capacitor feeding arm 5 and the copper plate feeding arm 36, and the capacitor copper plate 8 can be placed on the upper end face of the capacitor copper plate placing frame 7.
The capacitor direction automatic adjusting mechanism comprises an inclined plane guide plate A9 and an inclined plane guide plate B10, wherein the inclined plane guide plate A9 is fixed on one side of the upper end face of the conveyor belt A2, one side of the inclined plane guide plate A9 is provided with an inclined plane guide plate B10 fixed on the other side of the upper end face of the conveyor belt A2, one side of the surface of the inclined plane guide plate A9 facing the inclined plane guide plate B10 and one side of the surface of the inclined plane guide plate B10 facing the inclined plane guide plate A9 are inclined planes, and the angle of the inclined plane on the inclined plane guide plate B10 is larger than that of the inclined plane on the inclined plane guide plate A9;
the other side of the surface of the inclined plane guide plate B10 facing the inclined plane guide plate A9 and the other side of the surface of the inclined plane guide plate A9 facing the inclined plane guide plate B10 are both planes, and the distance between the planes of the two inclined plane guide plates A9 and the outer surface of the inclined plane guide plate B10 is consistent with the diameter of the outer surface of the copper plate thread fixing head 19; in the process that the capacitor 4 for the frequency conversion unit moves on the conveyor belt A2, one copper plate thread fixing head 19 positioned on the upper end face of the capacitor is contacted with the inclined plane on the inclined plane guide plate A9 or the inclined plane on the inclined plane guide plate B10, and the position of the two copper plate thread fixing heads 19 positioned on the capacitor 4 for the frequency conversion unit can be adjusted through the guiding of the inclined plane, so that the accuracy of equipment processing is improved through the technical scheme.
The copper plate moving mechanism further comprises an electric sliding rail 37, and a gantry-shaped mechanical arm 38 is arranged on the outer surface of the electric sliding rail 37; in the process that the capacitor copper plate placing frame 7 moves on the upper end face of the conveyor belt B6, the capacitor copper plate 8 positioned on the upper end face of the conveyor belt B6 moves to the lower side of the gantry-shaped mechanical arm 38, the capacitor copper plate 8 positioned on the capacitor copper plate placing frame 7 can be grabbed through the gantry-shaped mechanical arm 38 and moved to the upper side of the capacitor 4 for the frequency conversion unit, and the capacitor 4 for the frequency conversion unit passes through between the inclined plane guide plate A9 and the inclined plane guide plate B10, because the capacitor 4 for the frequency conversion unit passes through the guide of the inclined plane guide plate A9 and the inclined plane guide plate B10, the positions of the two copper plate threaded fixing heads 19 positioned on the upper end face of the capacitor copper plate are the same as the positions of the two positioning heads positioned on the upper end face of the capacitor copper plate placing frame 7, the two copper plate threaded fixing heads 19 respectively penetrate through the two positioning holes positioned on the capacitor copper plate 8 by directly moving down the gantry-shaped mechanical arm 38, and after the gantry-shaped mechanical arm 38 cannot continuously descend, the original fixing of the capacitor copper plate 8 is released, and then the capacitor copper plate is lifted to the position.
The lifting rotating mechanism comprises a metal shell 20, wherein a stepping motor 21 is fixedly arranged on the upper side of the inside of the metal shell 20, an output shaft of the stepping motor 21 is connected with a transmission rotating shaft 22 through a coupler, a synchronous sprocket A23 is fixedly sleeved on the upper side of the outer surface of the transmission rotating shaft 22, two sides of the synchronous sprocket A23 are respectively provided with a synchronous sprocket B24, and the two synchronous sprockets B24 and the synchronous sprocket A23 are communicated in series through a synchronous chain 25; after the frequency conversion unit with the capacitor copper plate 8 placed on the outer surface moves to the lower part of the metal shell 20 by using the capacitor 4, the conveyor belt A2 is stopped, then the stepping motor 21 is started, the transmission rotating shaft 22 connected with the frequency conversion unit and the synchronous sprocket A23 fixedly sleeved on the outer surface of the transmission rotating shaft 22 can be driven to rotate by the stepping motor 21, and when the synchronous sprocket A23 rotates, the two synchronous sprockets B24 serially connected with the frequency conversion unit through the synchronous chain 25 can also rotate.
The axle center of the synchronous sprocket B24 is connected with a rotating shaft 26, and the bottom end of the rotating shaft 26 is connected with a square rotating shaft 27;
the middle position of the upper end surface of the screwdriver head 28 is provided with a square slot 29, the cross section of the square slot 29 is square, a square rotating shaft 27 is inserted into the square slot 29, the outer surface of the square rotating shaft 27 is attached to the inner wall of the square slot 29, the square rotating shaft 27 is connected with the inner wall of the square slot 29 in a sliding manner, and one side of the bottom end part of the square rotating shaft 27 inserted into the square slot 29 is fixedly provided with a limiting anti-drop block connected with the inner wall of the square slot 29 in a sliding manner; the rotating shaft 26 fixed with the synchronous sprocket B24 and the square rotating shaft 27 fixed with the limiting ring 16 also rotate along with the synchronous sprocket B24 in the rotating process, and the screwdriver bit 28 also rotates along with the square rotating shaft 27 when the square rotating shaft 27 rotates due to the fact that the outer surface of the square rotating shaft 27 is attached to the inner wall of the square slot 29 positioned on the upper end face of the screwdriver bit 28.
The upper side of the outer surface of the rotating shaft 26 is fixedly sleeved on the medium-sized straight gear 31, the medium-sized straight gear 31 is meshed with the small-sized straight gear 32, the axis of the small-sized straight gear 32 is connected with a long rotating shaft 33, and a metal column 34 is fixedly arranged at the bottom end of the long rotating shaft 33; when the rotation shaft 26 rotates, the medium-sized spur gear 31 fixedly sleeved on the outer surface of the rotation shaft 26 and the small-sized spur gear 32 meshed with the medium-sized spur gear 31 also rotate, and when the small-sized spur gear 32 rotates, the long rotation shaft 33 connected with the shaft center and the metal column 34 fixed with the long rotation shaft 33 also rotate.
The outer surface of the metal column 34 is provided with a wavy lifting guide rail 35, the upper side of the inner part of the wavy lifting guide rail 35 is slidingly connected with a lifting rod, a roller bearing ring 30 is arranged at the position of the outer surface of the screwdriver head 28 opposite to the lifting rod through a roller bearing, when the metal column 34 rotates, the lifting rod slidingly connected with the inner part of the wavy lifting guide rail 35 positioned on the outer surface of the metal column 34 moves up and down along the rotating wavy lifting guide rail 35, the roller bearing ring 30 fixed with the lifting rod moves up and down along with the lifting rod in a certain process, and the screwdriver head 28 connected with the roller bearing ring 30 moves up and down along with the roller bearing ring 30 when the roller bearing ring moves up and down.
The copper plate automatic fixing mechanism further comprises a vibrating feeding disc conveying rail 11, screw moving grooves 12 are formed in two sides of the upper end face of the vibrating feeding disc conveying rail 11, inclined screw positioning semi-annular plates 13 located above the frequency conversion unit capacitor 4 are arranged on two sides of the inside of the screw moving grooves 12, limit grooves 18 located inside the vibrating feeding disc conveying rail 11 are formed in one sides of the inclined screw positioning semi-annular plates 13, springs 17 are arranged inside the limit grooves 18, one ends of the springs 17 are connected with limit rings 16 located inside the limit grooves 18, connecting rods 15 are connected to the axle center of the limit rings 16, and the connecting rods 15 are fixedly connected with the side end faces of the inclined screw positioning semi-annular plates 13;
a screw 14 is placed on the upper end surfaces of the two inclined screw positioning semi-annular plates 13 positioned in the same screw moving groove 12, and the material conveying rail 11 of the vibration feeding disc is connected with the screw vibration feeding disc; the screw 14 can move in the screw moving groove 12 through the screw vibration feeding disc, the screw 14 moving in the screw moving groove 12 finally moves to the position above the two inclined screw positioning semi-ring plates 13, the screwing-changed descending screwdriver head 28 can contact the screw 14 and push the screw 14 outwards, when the cross head at the bottom surface of the screwdriver head 28 contacts the cross mouth of the upper end surface of the screw 14, the screw 14 is driven to rotate together by the rotating screwdriver head 28, the bottom surface of the screwing-changed screw 14 pushed downwards by the screwdriver head 28 can contact the inlet of the copper plate thread fixing head 19, the screw 14 is drilled into the copper plate thread fixing head 19 through the thread structure, one side of the screwing-changed screw is used for fixing the capacitor copper plate 8 placed on the capacitor 4 for the frequency conversion unit, and the capacitor 4 for the frequency conversion unit and the capacitor copper plate 8 can be automatically assembled through the technical scheme, so that the complexity in assembling the frequency conversion unit is reduced;
when the screw 14 is pushed downwards by the screwdriver head 28, the two inclined-plane screw positioning semi-ring plates 13 are pushed outwards, the inclined-plane screw positioning semi-ring plates 13 press the spring 17 along with the connecting rod 15 fixed with the inclined-plane screw positioning semi-ring plates and the limiting ring 16 fixed with the connecting rod 15 in the outwards moving process, after the screw 14 is installed, the screwdriver head 28 returns to the original position, and after the screw 14 is installed, the two inclined-plane screw positioning semi-ring plates 13 can be pushed back to the original position by the reaction force of the pressed spring 17, so that the next screw 14 is positioned.
A metal cover plate positioned on the upper end surface of the metal shell 20 is arranged above the stepping motor 21, and the metal shell 20 and the metal cover plate are fixed by fixing screws; the inner structure of the metal case 20 can be protected by the metal cover plate.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (10)

1. The utility model provides an automatic equipment device of frequency conversion unit, includes automatic equipment (1) of frequency converter electric capacity unit, its characterized in that: a conveyor belt A (2) is arranged on one side of the upper end face of the automatic assembling equipment (1) of the frequency converter capacitor unit, a plurality of capacitor placing grooves (3) are formed in the outer surface of the conveyor belt A (2), a capacitor (4) for the frequency converter unit is placed in each capacitor placing groove (3) located on the upper end face of the conveyor belt A (2), and copper plate thread fixing heads (19) are arranged on two sides of the upper end face of the capacitor (4) for the frequency converter unit;
an automatic capacitor direction adjusting mechanism is arranged above the conveyor belt A (2);
a conveyor belt B (6) is fixedly arranged on the other side of the upper end face of the automatic frequency converter capacitor unit assembling equipment (1), a plurality of capacitor copper plate placing frames (7) with the same positions and the same number as those of the capacitor placing grooves (3) are arranged on the outer surface of the conveyor belt B (6), and a capacitor copper plate (8) is placed on the upper end face of each capacitor copper plate placing frame (7);
two sides of the upper end surface of the capacitor copper plate placing frame (7) are fixedly provided with a positioning head, the position, opposite to the positioning head, of the outer surface of the capacitor copper plate (8) is provided with a positioning hole penetrating through the capacitor copper plate (8), and the two positioning heads respectively penetrate through the two positioning holes;
one side of the capacitor direction automatic adjusting mechanism is fixedly provided with a copper plate moving mechanism of the upper end face of the automatic assembling equipment (1) of the frequency converter capacitor unit, the copper plate moving mechanism comprises a gantry-shaped mechanical arm (38), and a capacitor copper plate (8) positioned on a capacitor copper plate placing frame (7) is grabbed by the gantry-shaped mechanical arm (38) and placed on the upper end face of a capacitor (4) for the frequency converter unit;
one side of copper moving mechanism is equipped with copper automatic fixation mechanism, copper automatic fixation mechanism includes screw (14), bottle opener head (28) and lifting and rotating mechanism, through thereby can drive its oscilaltion in the drive bottle opener head (28) rotatory, and bottle opener head (28) of decurrent will contact screw (14) and with its downward propelling movement and rotatory inside that makes it get into copper screw thread fixation head (19) that are located the electric capacity (4) up end for the frequency conversion unit of its below.
2. The automatic assembly device for a frequency conversion unit according to claim 1, wherein: a capacitor feeding arm (5) is arranged above the capacitor (4) for the frequency conversion unit from left to right, and a copper plate feeding arm (36) is arranged above the capacitor copper plate placing frame (7) from left to right.
3. The automatic assembly device for a frequency conversion unit according to claim 1, wherein: the automatic capacitor direction adjusting mechanism comprises an inclined plane guide plate A (9) and an inclined plane guide plate B (10), wherein the inclined plane guide plate A (9) is fixed on one side of the upper end face of the conveyor belt A (2), the inclined plane guide plate B (10) fixed on the other side of the upper end face of the conveyor belt A (2) is arranged on one side of the inclined plane guide plate A (9), one side of the surface of the inclined plane guide plate B (10) facing the inclined plane guide plate A (10) and one side of the surface of the inclined plane guide plate B (10) facing the inclined plane guide plate A (9) are inclined planes, and the angle of the inclined plane on the inclined plane guide plate B (10) is larger than that of the inclined plane guide plate A (9);
the other side of the surface of the inclined plane guide plate B (10) facing the inclined plane guide plate A (9) and the other side of the surface of the inclined plane guide plate A (9) facing the inclined plane guide plate B (10) are both planes, and the distance between the planes of the two inclined plane guide plates A (9) and the outer surface of the inclined plane guide plate B (10) is consistent with the diameter of the outer surface of the copper plate thread fixing head (19).
4. The automatic assembly device for a frequency conversion unit according to claim 1, wherein: the copper plate moving mechanism further comprises an electric sliding rail (37), and the gantry-shaped mechanical arm (38) is mounted on the outer surface of the electric sliding rail (37).
5. The automatic assembly device for a frequency conversion unit according to claim 1, wherein: the lifting rotating mechanism comprises a metal shell (20), a stepping motor (21) is fixedly arranged on the upper side of the inside of the metal shell (20), an output shaft of the stepping motor (21) is connected with a transmission rotating shaft (22) through a coupling, a synchronous sprocket A (23) is fixedly sleeved on the upper side of the outer surface of the transmission rotating shaft (22), a synchronous sprocket B (24) is arranged on two sides of the synchronous sprocket A (23), and two synchronous sprockets B (24) and one synchronous sprocket A (23) are serially connected through a synchronous chain (25).
6. The automatic assembly device for a frequency conversion unit according to claim 5, wherein: the axle center of the synchronous sprocket B (24) is connected with a rotating shaft (26), and the bottom end of the rotating shaft (26) is connected with a square rotating shaft (27);
the utility model discloses a screwdriver head, including square slot (29), square pivot (27) are equipped with square slot (29) in the intermediate position of screwdriver head (28) up end, the cross-sectional shape of square slot (29) is square, the inside of square slot (29) is inserted in square pivot (27), the surface of square pivot (27) is laminated mutually with the inner wall of square slot (29), just slide between square pivot (27) and the inner wall of square slot (29) and link to each other, insert one side of square pivot (27) bottom tip inside square slot (29) is fixed be equipped with one with the spacing anti-disengaging piece that slides between the inner wall of square slot (29).
7. The automatic assembly device for a frequency conversion unit according to claim 6, wherein: the upper side of the outer surface of the rotating shaft (26) is fixedly sleeved on the medium-sized straight gear (31), the medium-sized straight gear (31) is meshed with the small-sized straight gear (32), the axis of the small-sized straight gear (32) is connected with a long rotating shaft (33), and a metal column (34) is fixedly arranged at the bottom end of the long rotating shaft (33).
8. The automatic assembly device for a frequency conversion unit according to claim 7, wherein: the outer surface of the metal column (34) is provided with a wavy lifting guide sliding rail (35), a lifting rod is slidingly connected to the upper side of the inner part of the wavy lifting guide sliding rail (35), a roller bearing ring (30) is installed at the position, opposite to the lifting rod, of the outer surface of the screwdriver head (28) through a roller bearing, and the surface, facing the roller bearing ring (30), of the lifting rod is fixed with the roller bearing ring (30).
9. The automatic assembly device for a frequency conversion unit according to claim 1, wherein: the automatic copper plate fixing mechanism comprises a vibration feeding disc conveying rail (11), screw moving grooves (12) are formed in two sides of the upper end face of the vibration feeding disc conveying rail (11), inclined plane screw positioning semi-ring plates (13) located above capacitors (4) for the frequency conversion units are arranged on two sides of the inner portion of each screw moving groove (12), a limiting groove (18) located inside the vibration feeding disc conveying rail (11) is formed in one side of each inclined plane screw positioning semi-ring plate (13), springs (17) are arranged inside the limiting grooves (18), limiting rings (16) located inside the limiting grooves (18) are connected to one end of each spring (17), connecting rods (15) are connected to the axle center of each limiting ring (16), the side end faces of the connecting rods (15) and the inclined plane screw positioning semi-ring plates (13) are fixedly connected, one inclined plane screw positioning semi-ring plates (14) located inside the same screw positioning semi-ring plates are placed on the upper end face of each inclined plane screw positioning semi-ring plate (13), and the springs (17) are connected to each other between the vibration feeding disc conveying rail (11).
10. The automatic assembly device for a frequency conversion unit according to claim 5, wherein: a metal cover plate positioned on the upper end face of the metal shell (20) is arranged above the stepping motor (21), and the metal shell (20) and the metal cover plate are fixed through fixing screws.
CN202311748099.9A 2023-12-19 2023-12-19 Automatic assembling device for frequency conversion unit Active CN117415604B (en)

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CN114905276A (en) * 2022-06-24 2022-08-16 南京艾龙自动化装备有限公司 Automatic assembling equipment for frequency converter circuit board locking plate
CN114986119A (en) * 2022-06-23 2022-09-02 江苏星凯新能源科技有限公司 Automatic assembling machine for capacitor body
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CN116673725A (en) * 2023-05-31 2023-09-01 浙江金麦特自动化系统有限公司 Synchronous screwing device for PCB and control method thereof

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CN114905276A (en) * 2022-06-24 2022-08-16 南京艾龙自动化装备有限公司 Automatic assembling equipment for frequency converter circuit board locking plate
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CN116673725A (en) * 2023-05-31 2023-09-01 浙江金麦特自动化系统有限公司 Synchronous screwing device for PCB and control method thereof

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