CN110788364B

CN110788364B - Manufacturing, producing and processing equipment for U-shaped hanging ring of electric power fitting

Info

Publication number: CN110788364B
Application number: CN201911113971.6A
Authority: CN
Inventors: 潘学勇; 刘云华
Original assignee: Jiangsu Dongheng Photoelectric Co ltd
Current assignee: JIANGSU DONGHENG PHOTOELECTRIC Co.,Ltd.
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2021-01-15
Anticipated expiration: 2039-11-14
Also published as: CN110788364A

Abstract

The invention discloses electric power fitting U-shaped hanging ring manufacturing production and processing equipment, which relates to the technical field of mechanical manufacturing and processing and comprises a base, a hole aligning device and a second clamping device, wherein the base is of a workbench structure horizontally placed on the ground, a rack is fixed at the top end of the base, the rack is of a U-shaped structure with a downward opening, a drilling device is arranged on the inner wall of the top end of the rack, the drilling device comprises a hole drilling drill, a first pressing device and a bidirectional screw rod are arranged at the top end of the base, and a horizontally placed bottom plate is fixed at the top end of the bidirectional screw rod. According to the invention, the plurality of fixed plates are arranged, the movable clamping plate and the rotating rods are arranged on each fixed plate, and the second motor can simultaneously drive the plurality of rotating rods to simultaneously rotate so that the movable clamping plate can simultaneously clamp the plurality of U-shaped hanging rings in the vertical direction, so that the equipment can simultaneously process the plurality of U-shaped hanging rings at one time, and the working efficiency is improved.

Description

Manufacturing, producing and processing equipment for U-shaped hanging ring of electric power fitting

Technical Field

The invention relates to the technical field of mechanical manufacturing and processing, in particular to a device for manufacturing, producing and processing a U-shaped hanging ring of an electric power fitting.

Background

The U-shaped suspension loop is forged by round steel, has wide application range, can be used independently or can be used in series, the common U-shaped suspension loop comprises a U-shaped suspension loop body and a UL-shaped suspension loop body, the U-shaped suspension loop is large in market usage amount at present, thousands of tons of U-shaped suspension loops are used in the whole country, and the U-shaped suspension loop is a product needing batch production, because the U-shaped suspension loop is special in shape, the U-shaped suspension loop is inconvenient to process, high in strength requirement and high in internal crystalline phase organization requirement, and the U-shaped suspension loop relates to material mechanics, mechanical manufacture, forging technology and stamping technology, and each change in production practice needs to be proved to be correct through a large amount of actual operations.

The prior patent number CN201810969548.5 relates to the field of automatic assembly devices, in particular to an automatic processing machine for U-shaped suspension loops, which comprises a workbench, a suspension loop feeding device, a first conveying device, a first jig device, a perforating device, a second conveying device, a second jig device, a bolt assembly device, a nut assembly device and two bending devices, wherein the suspension loop feeding device is arranged at the side part of the workbench, the first conveying device, the first jig device, the second conveying device and the second jig device are sequentially arranged on the workbench from left to right, the first jig device is internally provided with two mounting grooves, the two bending devices are respectively arranged in the corresponding mounting grooves, the perforating device is arranged at the side part of the first jig device, the side part of the first jig device is also provided with a first fixing device, the bolt assembly device and the nut assembly device are respectively arranged at two sides of the second jig device, the lateral part of the second jig device is also provided with a second fixing device, so that the processing efficiency of the U-shaped hanging ring is improved.

The U-shaped suspension loop described in the above has some technical defects in practical use, and the specific technical defects are as follows:

firstly, the existing U-shaped suspension loop processing machine can only process drilling on one suspension loop at a time, so that the drilling speed is low.

Secondly, current, U type link processing machine when holing U type link both sides wall top, because the U type hangs the centre and lacks strutting arrangement for the extrusion of drill bit to the lateral wall makes the link appear the lateral wall phenomenon of buckling man-hour, is difficult to realize simultaneously that the round hole that U type link both sides wall was beaten is in coaxially.

Disclosure of Invention

The invention aims to provide equipment for manufacturing and processing U-shaped hanging rings of electric power fittings, which solves the problems that the existing U-shaped hanging ring processing machine can only perform drilling processing on one hanging ring at each time, so that the drilling speed is slow, and also solves the problems that when the top ends of two side walls of the U-shaped hanging ring are drilled, because the middle of the U-shaped hanging ring is lack of a supporting device, the hanging ring is bent when being processed due to the extrusion of a drill bit on the side wall, and meanwhile, the circular holes drilled on the two side walls of the U-shaped hanging ring are difficult to be coaxial.

The technical problem to be solved by the invention is realized by adopting the following technical scheme that the manufacturing and processing equipment for the U-shaped suspension ring of the electric power fitting comprises a base, a hole aligning device and a second clamping device, wherein the base is of a workbench structure horizontally placed on the ground, a rack is fixed at the top end of the base, the rack is of a U-shaped structure with a downward opening, a drilling device is arranged on the inner wall of the top end of the rack, and the drilling device is provided with a downward vertical hole drilling drill;

the top end of the base is provided with a first clamping device and a bidirectional screw, a horizontally placed bottom plate is fixed at the top end of the bidirectional screw, a sliding plate is installed at the top end of the bottom plate, and the sliding plate is of a square plate structure vertical to the bottom plate;

the second clamping devices are provided with a plurality of second clamping devices, each second clamping device comprises a fixed plate, a second motor and a transmission chain, the fixed plate is fixed on the rear end face of the sliding plate, a through hole which penetrates downwards is formed in the top end of the fixed plate, the fixed plate is provided with a rotating rod in the horizontal direction through a bearing II, the rear end of the rotating rod penetrates through the sliding plate and extends outwards, a chain wheel is arranged at the top end of each rotating rod which extends outwards, the outer walls of the chain wheels of the plurality of rotating rods which extend outwards rotate in a meshed mode through the transmission chains, two adjacent rotating rods rotate synchronously through the transmission chains, a chain wheel is arranged on an output shaft of the second motor, the chain wheel of the second motor extends into the closed transmission chain and is in meshed transmission with the transmission chains, and the second motor is fixed at the;

the front end outer ring of each rotating rod is provided with a pushing thread, the front end of each rotating rod is provided with a pushing plate, the pushing plates are horizontally arranged in a U-shaped structure, the front side wall of each pushing plate is provided with a threaded hole meshed with the pushing thread, the upper end face and the lower end face of each of two sides of each pushing plate are symmetrically fixed with a hinged support II, the hinged support II is provided with a plurality of hinged supports, each hinged support II is hinged with a regulating rod, the regulating rods on two sides are arranged in a bilateral symmetry mode, the outer side faces of the regulating rods on two sides are attached to the side wall of a fixed plate, the regulating rods are provided with slide holes which are communicated from left to right, limiting columns are installed in the slide holes and extend into the slide holes in a sliding fit mode, the two ends of each limiting column are fixed on the side wall of the fixed plate, the other ends of the regulating rods are hinged with a hinged, the movable clamping plate is of a square plate structure which is symmetrically arranged up and down, each movable clamping plate is provided with a round hole at the front end, and the hole drill sequentially passes through the round hole, the through hole and the pushing plate when drilling downwards.

Further, in order to facilitate punching out concentric shaft round holes of different sizes on the top ends of the two side walls of the U-shaped hanging ring, the round holes comprise check rings, convex blocks and grooves, the grooves are symmetrically arranged on the inner walls of the round holes, the check rings are installed in the round holes, the outer side walls of the check rings are symmetrically provided with convex blocks matched with the grooves in a groove structure, the check rings are arranged in a plurality, two adjacent check ring hole shafts are matched and fixed with the grooves through the convex blocks, and the thickness of each check ring is the same.

Furthermore, when the second clamping device clamps the two side walls of the U-shaped hanging ring in the vertical direction, the round hole in the clamping plate is aligned to the hole drilling machine, the hole drilling accuracy is improved, the hole drilling device comprises a second hydraulic cylinder, the second hydraulic cylinder is fixed to the top end of the bottom plate, a piston rod extends out of the front end of the second hydraulic cylinder, a sliding plate is fixed to the front end of the piston rod, a boss is arranged at the bottom end of the sliding plate, a sliding groove is formed in the top end of the bottom plate, and the boss is embedded into the sliding groove in a sliding fit mode.

Further, in order to facilitate the realization to punch in step to a plurality of U type links, improve work efficiency, drilling equipment includes pneumatic cylinder one and lifter plate, the top inner wall of frame is fixed in to the pneumatic cylinder one, the bottom downwardly extending of pneumatic cylinder one has the piston rod, and the bottom mounting of piston rod has the lifter plate, the equidistant first motor that is fixed with in bottom of lifter plate, every the output shaft bottom mounting of first motor has the trompil to bore.

Furthermore, in order to clamp a plurality of U-shaped hanging rings in the horizontal direction and improve the punching accuracy, the first clamping device comprises a shaft rod, a supporting plate is fixed at the top end of the base and is arranged to be a square plate structure standing upright on the base, a cylindrical cavity is formed in the supporting plate, first bearings are fixed at two ends of the cylindrical cavity, two ends of the shaft rod are installed in the cylindrical cavity through the first bearings, a plurality of sections of adjusting threads are arranged on the outer wall of the shaft rod between the first bearings, and the adjusting threads of the two adjacent sections are reverse threads;

the front end of the supporting plate is provided with a square hole which is communicated with the cylindrical cavity, the adjusting thread is provided with a plurality of sliding blocks, the sliding blocks are arranged at the same horizontal height, a clamping plate is fixed at the front end of each sliding block, every two clamping plates form a group, each group of clamping plates are distributed at equal intervals, one end of the shaft rod penetrates through the supporting plate to extend outwards, and a rotating disc is arranged at one end of the shaft rod extending out of the supporting plate.

Further, in order to facilitate the change of the trepanning drill, a counter bore is downwardly formed in the top end of the trepanning drill, the bottom end of the output shaft of the first motor extends into the counter bore of the trepanning drill, a threaded hole is formed in the side wall of the output shaft extending into the counter bore, the same threaded hole as the side wall of the output shaft is formed in the side face of the trepanning drill, and the threaded hole in the side face of the trepanning drill is in locking connection with the threaded hole in the side wall of the.

Compared with the prior art, the invention at least comprises the following beneficial effects:

according to the invention, the plurality of fixed plates are arranged, the movable clamping plate and the rotating rods are arranged on each fixed plate, and the second motor can simultaneously drive the plurality of rotating rods to simultaneously rotate, so that the movable clamping plate can simultaneously clamp the plurality of U-shaped hanging rings in the vertical direction, the equipment can simultaneously process the plurality of U-shaped hanging rings at one time, and the working efficiency is improved.

The movable clamping plate is arranged, so that the side wall of the U-shaped hanging ring is supported while the U-shaped hanging ring is fixed, the side wall of the hanging ring is prevented from being bent when the hanging ring is machined due to extrusion of the side wall of the hanging ring during drilling of a drill bit, deformation of machined parts is reduced, and the machining accuracy of the parts is improved.

The circular holes are formed in the movable clamping plate, so that the drill bit is prevented from extruding and deforming in a drilling area of a part during drilling, the circular holes drilled in the two side walls of the hanging ring are coaxial, and the drilling accuracy is improved.

And after the part is fixed by the first clamping device, the height of the second clamping device is adjusted to the central position of the part through the bidirectional screw rod, so that the movable clamping plates above and below the fixed plate simultaneously clamp the side wall of the U-shaped suspension ring, and the stability of the part during processing is improved.

According to the invention, the chain wheel is arranged at the top end of the rotating rod, and the second motor drives each rotating rod to synchronously and stably rotate through chain transmission, so that the second clamping device simultaneously clamps a plurality of parts, and the processing precision of the parts is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a front view of the manufacturing, producing and processing equipment for U-shaped suspension loops of electric power fittings of the present invention;

FIG. 2 is a left side view of the manufacturing, producing and processing equipment for the U-shaped suspension loops of the electric power fitting of the present invention;

FIG. 3 is a schematic view of the overall structure of the manufacturing and processing equipment for the U-shaped suspension loop of the electric power fitting of the present invention;

FIG. 4 is a schematic view of the engagement structure of the drilling device and the first clamping device;

FIG. 5 is a schematic cross-sectional view of a first clamping device according to the present invention;

FIG. 6 is a schematic view of a portion of the structure of FIG. 3 in the direction A according to the present invention;

FIG. 7 is a front view showing the position structure of the fixed and movable clamping plates according to the present invention;

FIG. 8 is a schematic cross-sectional view of a second clamping device according to the present invention;

FIG. 9 is a schematic view of the retainer ring of the present invention shown separated from the movable clamping plate;

FIG. 10 is a schematic cross-sectional view of the bolt of the present invention installed in the hole drill and the output shaft of the first motor;

in the figure: 1. base, 2, frame, 3, drilling device, 301, hydraulic cylinder I, 302, lifting plate, 303, first motor, 304, hole drill, 305, bolt, 4, hole aligning device, 401, chute, 402, hydraulic cylinder II, 5, first clamping device, 501, rotating disc, 502, shaft lever, 503, bearing I, 504, support plate, 505, adjusting screw thread, 506, clamping plate, 507, slide block, 508, cylindrical cavity, 6, second clamping device, 601, fixing plate, 602, movable clamping plate, 603, hinge support I, 604, adjusting rod, 605, slide hole, 606, limit column, 607, hinge support II, 608, round hole, 6081, retainer ring, 6082, bump, 6083, groove, 609, through hole, 610, pushing screw thread, 611, pushing plate, 612 bearing II, 613, rotating rod, 614, second motor, 615, transmission chain, 7, bidirectional screw rod, 8, bottom plate, 9, 8, A sliding plate.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

It will be understood that when an element is referred to as being "secured to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-10, the manufacturing and processing equipment for the U-shaped suspension loop of the electric power fitting includes a base 1, a hole aligning device 4 and a second clamping device 6, the base 1 is a workbench structure horizontally placed on the ground, a frame 2 is fixed at the top end of the base 1, the frame 2 is a U-shaped structure with a downward opening, a drilling device 3 is arranged on the inner wall of the top end of the frame 2, and the drilling device 3 is provided with a downward vertical hole drilling drill 304.

The top of base 1 is provided with first clamping device 5 and two-way screw rod 7, and the top of two-way screw rod 7 is fixed with the bottom plate 8 that the level was placed, and sliding plate 9 is installed on the top of bottom plate 8, and sliding plate 9 sets up to the square plate structure of standing upright in bottom plate 8.

According to the invention, the bidirectional screw 7 is arranged between the base 1 and the bottom plate 8, and after a part is fixed by the first clamping device 5, the height of the second clamping device 6 is adjusted to the central position of the part through the bidirectional screw 7, so that the movable clamping plates 602 above and below the fixed plate 601 simultaneously clamp the side walls of the U-shaped suspension loops, and the stability of part processing is improved.

The plurality of second clamping devices 6 are provided, each second clamping device 6 comprises a fixed plate 601, a second motor 614 and a transmission chain 615, the fixed plate 601 is fixed on the rear end surface of the sliding plate 9, a through hole 609 penetrating downwards is formed in the top end of the fixed plate 601, the fixed plate 601 is provided with a rotating rod 613 in the horizontal direction through a second bearing 612, the rear end of the rotating rod 613 penetrates through the sliding plate 9 and extends outwards, a sprocket is installed at the top end of each rotating rod 613 extending outwards, the outer wall of the sprocket of the plurality of rotating rods 613 extending outwards is meshed and rotates through the transmission chain 615, two adjacent rotating rods 613 synchronously rotate through the transmission chain 615, a sprocket is installed on the output shaft of the second motor 614, the sprocket of the second motor 614 extends into the closed transmission chain 615 and is meshed and driven with the transmission chain 615, and the second motor 614 is fixed on the rear end.

According to the invention, the chain wheel is arranged at the top end of the rotating rod 613, and the second motor 614 drives each rotating rod 613 to synchronously and stably rotate through chain transmission, so that the second clamping device 6 can simultaneously clamp a plurality of parts, and the processing precision of the parts is improved.

According to the invention, the plurality of fixing plates 601 are arranged, each fixing plate 601 is provided with the movable clamping plate 602 and the rotating rod 613, and the second motor 614 can simultaneously drive the plurality of rotating rods 613 to simultaneously rotate so that the movable clamping plate 612 can simultaneously clamp the plurality of U-shaped hanging rings in the vertical direction, so that the equipment can simultaneously process the plurality of U-shaped hanging rings at one time, and the working efficiency is improved.

The outer ring of the front end of each rotating rod 613 is provided with a pushing thread 610, the front end of each rotating rod 613 is provided with a pushing plate 611, the pushing plate 611 is arranged to be a horizontally placed U-shaped structure, the front side wall of the pushing plate 611 is provided with a threaded hole meshed with the pushing thread 610, the upper end surface and the lower end surface of each side of each pushing plate 611 are symmetrically fixed with a hinge support II 607, the hinge support II 607 is provided with a plurality of hinge support II, each hinge support II 607 is hinged with an adjusting rod 604, the adjusting rods 604 on the two sides are arranged in bilateral symmetry, the outer side surfaces of the adjusting rods 604 on the two sides are attached to the side wall of the fixing plate 601, the adjusting rod 604 is provided with a sliding hole 605 which is communicated from left to right, a limiting column 606 is installed in the sliding hole 605, the limiting column 606 extends into the sliding hole 605 in a sliding fit manner, the two ends of the limiting column 606 are fixed on the side, the movable clamping plates 602 are of square plate structures which are symmetrically arranged up and down, a round hole 608 is formed in the front end of each movable clamping plate 602, and the hole drilling drill 304 sequentially passes through the round hole 608, a through hole 609 and a pushing plate 611 when drilling downwards.

According to the invention, the movable clamping plate 602 is arranged, so that the side wall of the U-shaped hanging ring is supported while the U-shaped hanging ring is fixed, the phenomenon that the side wall is bent when the hanging ring is machined due to the extrusion of the side wall of the hanging ring during drilling of a drill bit is avoided, the deformation of the machined part is reduced, and the precision of the machining of the part is improved.

According to the invention, the round holes 608 are arranged on the movable clamping plate 602, so that the extrusion deformation of the drilling area of the part during drilling is avoided, the round holes drilled on the two side walls of the hanging ring are coaxial, and the drilling accuracy is improved.

The round hole 608 includes retaining ring 6081, lug 6082, recess 6083, and the inner wall of round hole 608 is seted up in recess 6083 symmetry, installs retaining ring 6081 in the round hole 608, and retaining ring 6081 lateral wall symmetry is provided with recess 6083 structure assorted lug 6082, and retaining ring 6081 is provided with a plurality ofly altogether, and two adjacent retaining ring 6081 hole axle cooperations are just fixed with recess 6083 cooperation through lug 6082, and every retaining ring 6081's thickness is the same.

In the invention, a plurality of check rings 6081 with different inner diameters are arranged in the circular hole 608, and the check rings 6081 are matched with the convex block 6082 through the groove 6083 to be conveniently replaced, so that drilling holes with different sizes can be conveniently drilled at the top ends of two side walls of the U-shaped hanging ring.

The hole aligning device 4 comprises a second hydraulic cylinder 402, the second hydraulic cylinder 402 is fixed at the top end of the bottom plate 8, a piston rod extends out of the front end of the second hydraulic cylinder 402, a sliding plate 9 is fixed at the front end of the piston rod, a boss is arranged at the bottom end of the sliding plate 9, a sliding groove 401 is formed in the top end of the bottom plate 8, and the boss is embedded into the sliding groove 401 in a sliding fit mode.

Wherein, the piston rod through the second 402 of pneumatic cylinder promotes the sliding plate 9 and removes, and the sliding plate 9 removes and drives second clamping device and removes 6 for when second clamping device 6 presss from both sides tight U type link both sides wall in vertical direction, the trompil is bored to last round hole 608 alignment of clamping plate, improves the precision of punching.

The drilling device 3 comprises a first hydraulic cylinder 301 and a lifting plate 302, wherein the first hydraulic cylinder 301 is fixed on the inner wall of the top end of the frame 2, a piston rod extends downwards from the bottom end of the first hydraulic cylinder 301, the lifting plate 302 is fixed at the bottom end of the piston rod, first motors 303 are fixed at equal intervals at the bottom end of the lifting plate 302, and a hole drilling drill 304 is fixed at the bottom end of an output shaft of each first motor 303.

Wherein, the bottom of lifter plate 302 is equidistant to be fixed with first motor 303, and every first motor 303 bottom is fixed with the trompil and bores 304, drives a plurality of trompil and bores 304 and punch simultaneously to a plurality of parts through the elevating movement of lifter plate 302, has improved work efficiency.

The first clamping device 5 comprises a shaft rod 502, a supporting plate 504 is fixed at the top end of the base 1, the supporting plate 504 is arranged to be a square plate structure standing upright on the base 1, a cylindrical cavity 508 is formed in the supporting plate 504, first bearings 503 are fixed at two ends of the cylindrical cavity 508, two ends of the shaft rod 502 are installed in the cylindrical cavity 508 through the first bearings 503, a plurality of sections of adjusting threads 505 are arranged on the outer wall of the shaft rod 502 between the two first bearings 503, and the adjacent two sections of adjusting threads 505 are reverse threads.

The quad slit has been seted up to the front end of backup pad 504, the quad slit has a perfect understanding with cylinder chamber 508, install slider 507 on the adjusting thread 505, slider 507 is provided with a plurality ofly and is same level, the front end of every slider 507 is fixed with clamping plate 506, every two clamping plate 506 are a set of, the equidistant distribution of every group clamping plate 506, the one end of axostylus axostyle 502 is passed backup pad 504 and is stretched out to the outside, the rolling disc 501 is installed to the one end of stretching out axostylus axostyle 502 in backup pad 504 outside.

Wherein, be provided with adjusting screw 505 on the axostylus axostyle 502, two sections adjacent adjusting screw 505 are reverse screw, and the installation all has slider 507 on two sections adjacent adjusting screw 505, and the front end of every slider 507 is fixed with clamping plate 506, drives slider 507 through rotating rolling disc 501 and removes, and slider 507 removes and makes every group clamping plate 506 be close to each other and presss from both sides tight U type link, improves the precision of punching.

The top of trompil brill 304 has seted up the counter bore downwards, and the output shaft bottom of first motor 303 stretches into in the counter bore of trompil brill 304, stretches into the output shaft lateral wall in the counter bore and offers threaded hole, and the side of trompil brill 304 is seted up the same screw hole with the output shaft lateral wall, and the screw hole of trompil brill 304 side and the screw hole of output shaft lateral wall are through installing bolt 305 locking connection, and bolt convenient to detach and installation are convenient for change trompil brill 304.

The working principle is as follows: when the electric power fitting U-shaped suspension ring manufacturing production processing equipment is used, firstly, the drilling position of the U-shaped suspension ring is aligned with the hole drilling drill 304 and placed on the base 1, the rotating disc 501 is rotated to drive each group of clamping plates 506 to mutually approach to clamp the U-shaped suspension ring, secondly, the bidirectional screw 7 is rotated to adjust the height of the bottom plate 8, so that the fixed plate 601 of the second clamping device 6 and the central position of the U-shaped suspension ring are at the same height, then, the movable clamping plate 602 clamps the U-shaped suspension ring in the vertical direction through the second motor 614, the piston rod of the hydraulic cylinder second 402 pushes the sliding plate to align the round hole on the movable clamping plate 602 with the hole drilling position of the U-shaped suspension ring, finally, the piston rod of the hydraulic cylinder first 301 pushes the lifting plate 302 to enable the first motor 303 to descend, the hole drilling drill 304 is driven to rotate through the rotation of the first motor 303, so that the hole drilling drill, drilling on the top end of the side wall of the U-shaped suspension ring can be realized.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electric power fitting U type link manufacturing production and processing equipment, includes base (1), to hole device (4) and second clamping device (6), its characterized in that: the base (1) is a workbench structure horizontally placed on the ground, a rack (2) is fixed at the top end of the base (1), the rack (2) is of a U-shaped structure with a downward opening, a drilling device (3) is arranged on the inner wall of the top end of the rack (2), and the drilling device (3) is provided with a downward vertical hole drilling drill (304);

the clamping device comprises a base (1) and is characterized in that a first clamping device (5) and a bidirectional screw (7) are arranged at the top end of the base (1), a horizontally placed bottom plate (8) is fixed at the top end of the bidirectional screw (7), a sliding plate (9) is installed at the top end of the bottom plate (8), and the sliding plate (9) is of a square plate structure which is upright on the bottom plate (8);

the second clamping device (6) is provided with a plurality of second clamping devices (6), each second clamping device (6) comprises a fixing plate (601), a second motor (614) and a transmission chain (615), the fixing plate (601) is fixed on the rear end face of the sliding plate (9), a through hole (609) penetrating downwards is formed in the top end of the fixing plate (601), a rotating rod (613) is installed on the fixing plate (601) in the horizontal direction through a second bearing (612), the rear end of the rotating rod (613) penetrates through the sliding plate (9) to extend outwards, a chain wheel is installed at the top end of each rotating rod (613) extending outwards, the outer walls of the chain wheels of the plurality of rotating rods (613) extending outwards are meshed and rotate through the transmission chain (615), two adjacent rotating rods (613) rotate synchronously through the transmission chain (615), and a chain wheel is installed on the output shaft of the second motor (614), the chain wheel of the second motor (614) extends into the closed transmission chain (615) and is in meshed transmission with the transmission chain (615), and the second motor (614) is fixed at the rear end of the sliding plate (9);

the outer ring of the front end of each rotating rod (613) is provided with a pushing thread (610), the front end of each rotating rod (613) is provided with a pushing plate (611), the pushing plate (611) is arranged to be of a horizontally placed U-shaped structure, the front side wall of each pushing plate (611) is provided with a threaded hole meshed with the pushing thread (610), the upper end face and the lower end face of each side of each pushing plate (611) are symmetrically fixed with a second hinged support (607), the second hinged support (607) is provided with a plurality of hinged supports, each second hinged support (607) is hinged with an adjusting rod (604), the adjusting rods (604) on the two sides are arranged in bilateral symmetry, the outer side faces of the adjusting rods (604) on the two sides are attached to the side wall of the fixing plate (601), the adjusting rods (604) are provided with sliding holes (605) which are communicated left and right, limiting columns (606) are installed in the sliding holes (605), and the limiting columns (606) extend into the sliding holes (605), the two ends of the limiting column (606) are fixed on the side wall of the fixing plate (601), the other end of the adjusting rod (604) is hinged with a first hinged support (603), a movable clamping plate (602) is fixed at the other end of the first hinged support (603), the movable clamping plate (602) is of a square plate structure which is symmetrically arranged up and down, a round hole (608) is formed in the front end of each movable clamping plate (602), and the hole drilling drill (304) sequentially passes through the round hole (608), a through hole (609) and a pushing plate (611) when drilling downwards;

the round hole (608) comprises a check ring (6081), convex blocks (6082) and grooves (6083), the grooves (6083) are symmetrically arranged on the inner wall of the round hole (608), the check ring (6081) is installed in the round hole (608), the convex blocks (6082) structurally matched with the grooves (6083) are symmetrically arranged on the outer side wall of the check ring (6081), the number of the check rings (6081) is multiple, two adjacent check rings (6081) are matched with each other in hole-shaft mode and fixed with the grooves (6083) through the convex blocks (6082), and the thickness of each check ring (6081) is the same;

the hole aligning device (4) comprises a second hydraulic cylinder (402), the second hydraulic cylinder (402) is fixed to the top end of the bottom plate (8), a piston rod extends out of the front end of the second hydraulic cylinder (402), a sliding plate (9) is fixed to the front end of the piston rod, a boss is arranged at the bottom end of the sliding plate (9), a sliding groove (401) is formed in the top end of the bottom plate (8), and the boss is embedded into the sliding groove (401) in a sliding fit mode.

2. The manufacturing, producing and processing equipment for the U-shaped suspension ring of the electric power fitting according to claim 1, characterized in that: drilling equipment (3) include pneumatic cylinder (301) and lifter plate (302), the top inner wall of frame (2) is fixed in pneumatic cylinder (301), the bottom downwardly extending of pneumatic cylinder (301) has the piston rod, and the bottom mounting of piston rod has lifter plate (302), the bottom equidistant first motor (303) that is fixed with of lifter plate (302), every the output shaft bottom mounting of first motor (303) has trompil to bore (304).

3. The manufacturing, producing and processing equipment for the U-shaped suspension ring of the electric power fitting according to claim 1, characterized in that: the first clamping device (5) comprises a shaft rod (502), a supporting plate (504) is fixed at the top end of the base (1), the supporting plate (504) is of a square plate structure standing upright on the base (1), a cylindrical cavity (508) is formed in the supporting plate (504), bearings I (503) are fixed at two ends of the cylindrical cavity (508), two ends of the shaft rod (502) are installed in the cylindrical cavity (508) through the bearings I (503), a plurality of sections of adjusting threads (505) are arranged on the outer wall of the shaft rod (502) between the two bearings I (503), and the adjusting threads (505) of the adjacent two sections are reverse threads;

the front end of the supporting plate (504) is provided with a square hole which is communicated with the cylindrical cavity (508), sliding blocks (507) are installed on the adjusting threads (505), the sliding blocks (507) are provided with a plurality of clamping plates (506) which are at the same horizontal height, the front end of each sliding block (507) is fixed with one clamping plate (506), every two clamping plates (506) are in one group, each group of clamping plates (506) are distributed at equal intervals, one end of the shaft rod (502) penetrates through the supporting plate (504) to extend outwards, and one end of the shaft rod (502) extending out of the supporting plate (504) is provided with a rotating disc (501).

4. The manufacturing, producing and processing equipment for the U-shaped suspension ring of the electric power fitting according to claim 2, characterized in that: the top end of the opening drill (304) is downwards provided with a counter bore, the bottom end of an output shaft of the first motor (303) extends into the counter bore of the opening drill (304), a threaded hole is formed in the side wall of the output shaft extending into the counter bore, the side surface of the opening drill (304) is provided with a threaded hole identical to the side wall of the output shaft, and the threaded hole in the side surface of the opening drill (304) is in locking connection with the threaded hole in the side wall of the output shaft through a bolt (305).