CN112951582A

CN112951582A - Automatic lamination equipment of transformer core

Info

Publication number: CN112951582A
Application number: CN202110253778.3A
Authority: CN
Inventors: 贾文康
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-06-11

Abstract

The invention relates to the technical field of machining, in particular to automatic laminating equipment for a transformer iron core, which comprises: a frame; the storage rack is arranged on the rack; the feeding and transferring mechanism is arranged on the rack and is positioned beside the storage rack; the iron core clamping mechanism is vertically arranged on the feeding and transferring mechanism; the auxiliary piece discharging mechanism is vertically arranged on the feeding and transferring mechanism and is positioned between the feeding and transferring mechanism and the iron core clamping mechanism; a superposition bearing mechanism; the automatic laminating equipment for the transformer core can automatically and accurately complete automatic laminating processing of the core, can realize an accurate positioning function, improves the lamination precision, prevents silicon steel sheets from being brought up after lamination, can adapt to laminating processing operation of silicon steel sheets of different models, and improves the application range of the equipment.

Description

Automatic lamination equipment of transformer core

Technical Field

The invention relates to the technical field of machining, in particular to automatic superposition equipment for a transformer iron core.

Background

The core is the main magnetic circuit part in the transformer. Usually made by stacking hot-rolled or cold-rolled silicon steel sheets containing silicon in a high content and coated with an insulating varnish on their surface. The iron core and the coil wound on the iron core form a complete electromagnetic induction system. The amount of power transmitted by the power transformer depends on the material and cross-sectional area of the core.

At present, the iron core of transformer mainly piles up with artifical mode of piling up and produces, and production efficiency is low and pile up the technical merit that the quality relied on the operation workman completely. For the intensive production process, the number of operators can be increased only to meet the production efficiency. When the transformer core adopts silicon steel sheet to pile up, degree of automation is low, and the lamination precision is not high, and production efficiency is low.

In the prior art, some iron cores are automatically stacked, but the automation degree of the existing equipment is low, manual auxiliary feeding and discharging are needed, the stacking precision is low, the clamp is fixed in position, the application range is small, and the requirement of large-scale production is not met.

Therefore, there is a need for an automatic laminating apparatus for transformer cores, which can solve the above problems.

Disclosure of Invention

For solving above-mentioned technical problem, provide an automatic coincide equipment of transformer core, this technical scheme has solved artifical and has piled up that production efficiency is low and pile up the technical merit that the quality relies on the operation workman completely, and current automatic equipment that piles up of iron core, degree of automation is low, needs artifical supplementary unloading of going up, piles up the precision and hang down, and anchor clamps rigidity, application scope is less, does not possess the requirement scheduling problem of large-scale production.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:

provided is an automatic lamination device for transformer cores, comprising:

a frame;

the storage rack is arranged on the rack and used for storing the silicon steel sheets to be subjected to superposition processing;

the feeding and transferring mechanism is arranged on the rack, is positioned beside the storage rack and is used for realizing the single-sheet feeding process of the iron core;

the iron core clamping mechanism is vertically arranged on the feeding and transferring mechanism and is used for adsorbing and clamping the silicon steel sheets in the storage rack, so that the function of clamping the silicon steel sheets is realized;

the auxiliary sheet discharging mechanism is vertically arranged on the feeding and transferring mechanism, is positioned between the feeding and transferring mechanism and the iron core clamping mechanism, and is used for compacting the silicon steel sheets in the ascending process of the iron core clamping mechanism after the iron core clamping mechanism finishes the overlapping operation of the silicon steel sheets so as to prevent the silicon steel sheets from synchronously moving or deviating along with the output end of the iron core clamping mechanism;

the laminated bearing mechanism is used for realizing the bearing function of the laminated iron core;

finished product iron core unloading mechanism sets up in the frame, and the coincide bears the weight of the mechanism and sets up on the output of finished product iron core unloading mechanism for drive coincide and bear the weight of the mechanism displacement, and can drive coincide and bear the weight of the mechanism whole and overturn, realize the unloading process of iron core lamination.

As an optimal scheme of the automatic laminating equipment for the transformer cores, the feeding and transferring mechanism comprises a first horizontal displacement assembly, a rotary disc and a first lifting driving assembly, the first horizontal displacement assembly is horizontally arranged at the top end of the rack, the first horizontal displacement assembly is located beside the storage rack, the rotary disc is horizontally and fixedly arranged at the output end of the first horizontal displacement assembly, the first lifting driving assembly is vertically and fixedly arranged at the output end of the rotary disc, and the iron core clamping mechanism is arranged at the output end of the first lifting driving assembly.

As an optimal scheme of the automatic superposition equipment for the transformer iron core, a horizontal lifting plate is fixedly installed at the output end of the first lifting driving assembly, and an industrial camera is vertically and fixedly installed on the horizontal lifting plate.

As an optimal scheme of the automatic superposition equipment for the transformer iron core, the iron core clamping mechanism comprises a mounting support and four groups of vacuum adsorption devices, the mounting support is horizontally arranged at the output end of the first lifting driving assembly, the four groups of vacuum adsorption devices are respectively positioned at four end parts of the mounting support, the vacuum adsorption devices are vertically arranged on the mounting support in a sliding manner, one end of each vacuum adsorption device is communicated with an external air suction pump, a limiting groove for the sliding of the vacuum adsorption devices is formed in the mounting support, and the mounting support is fixedly connected with the vacuum adsorption devices through bolts.

As an optimal scheme of the automatic coincide equipment of transformer core, the vacuum adsorption device is including the vacuum gripper jaw, vacuum breather pipe and buffer spring, the vertical setting of vacuum gripper jaw is in the below of installing support, the vertical setting of vacuum breather pipe, the bottom and the vacuum gripper jaw intercommunication of vacuum breather pipe, the top of vacuum breather pipe passes the installing support through the spacing groove and communicates with external aspiration pump, the top of vacuum breather pipe is equipped with the collar of installation fixing bolt, the vertical sliding connection of vacuum breather pipe and collar, the vertical cover of buffer spring is established on vacuum breather pipe, the top of buffer spring and the bottom fixed connection of installing support, the bottom of buffer spring and the top fixed connection of vacuum gripper jaw.

As an optimal scheme of the automatic laminating equipment for the transformer iron core, the auxiliary sheet discharging mechanism comprises a first linear driver and a cross-shaped lower pressing touch panel, the first linear driver is vertically and fixedly installed at the top end of the installation support, the cross-shaped lower pressing touch panel is horizontally arranged at the lower end of the installation support, four frame arms of the cross-shaped lower pressing touch panel extend outwards horizontally, the output end of the first linear driver penetrates through the installation support and extends downwards and is fixedly connected with the top end of the cross-shaped lower pressing touch panel, and the cross-shaped lower pressing touch panel is vertically and slidably connected with the installation support.

As a preferred scheme of the automatic laminating equipment for the transformer iron core, a pressure sensor is arranged at the bottom end of the cross-shaped lower pressing and abutting plate.

As an automatic coincide of transformer core equipment preferred scheme, the coincide bears the mechanism including loading board, constant head tank and locating pin, and the loading board level sets up on finished product iron core unloading mechanism's output, and the constant head tank is equipped with a plurality of, and a plurality of constant head tank evenly distributed is on the top of loading board, and the locating pin is equipped with four, and four vertical settings are respectively at four tip of loading board to four locating pins, and the bottom and the constant head tank of locating pin can be dismantled and be connected.

As an optimal scheme of the automatic laminating equipment for the transformer cores, the finished iron core blanking mechanism comprises a second horizontal displacement assembly and a turnover driving assembly, the second horizontal displacement assembly is horizontally and fixedly installed on the machine frame, the output direction of the second horizontal displacement assembly is perpendicular to the output direction of the feeding transfer mechanism, the turnover driving assembly is fixedly installed at the output end of the second horizontal displacement assembly, and the laminating bearing mechanism is hinged to the output end of the turnover driving assembly.

As an automatic coincide preferred scheme of equipment of transformer core, the upset drive assembly is including the hinge post, second linear drive ware, the slider, guide rail and spacing touch post, the vertical fixed mounting of hinge post is on the output of second horizontal displacement subassembly, the top of hinge post is articulated with bottom one side of loading board, the vertical fixed mounting of second linear drive ware is on the output of second horizontal displacement subassembly, the guide rail sets up the bottom middle part at the loading board, the length direction of guide rail is perpendicular with the output direction of second horizontal displacement subassembly, the slider slides and sets up in the guide rail, the output of second linear drive ware and the bottom coupling of slider, spacing touch post fixed mounting is kept away from on the output of second horizontal displacement subassembly to spacing touch post, spacing touch post is located the below that hinge post one side was kept away from to the loading board.

Compared with the prior art, the invention has the beneficial effects that:

the automatic laminating equipment for the transformer iron core can automatically and accurately complete automatic laminating of the iron core, can realize an accurate positioning function, improves the laminating precision, prevents silicon steel sheets from being brought up after lamination, can adapt to laminating operation of silicon steel sheets of different models, and improves the application range of the equipment.

Drawings

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a top view of the present invention;

FIG. 5 is a schematic perspective view of the feeding and transferring mechanism of the present invention;

FIG. 6 is a schematic perspective view of a portion of the present invention;

fig. 7 is a schematic perspective view of the iron core clamping mechanism and the auxiliary blanking mechanism of the present invention;

fig. 8 is a schematic perspective view of a finished iron core blanking mechanism according to the present invention;

FIG. 9 is a schematic perspective view of the tumble drive assembly according to the present invention;

fig. 10 is a perspective view of the folding bearing mechanism of the present invention.

The reference numbers in the figures are:

1-a frame; 2-a material storage rack; 3-a feeding and transferring mechanism; 4-an iron core clamping mechanism; 5-auxiliary slice feeding mechanism; 6-overlapping bearing mechanism; 7-finished iron core blanking mechanism; 8-a first horizontal displacement assembly; 9-a turntable; 10-a first lift drive assembly; 11-a horizontal lifting plate; 12-an industrial camera; 13-mounting a bracket; 14-a limiting groove; 15-vacuum gripper jaws; 16-a vacuum vent pipe; 17-a buffer spring; 18-a first linear driver; 19-cross lower press contact plate; 20-a carrier plate; 21-a positioning groove; 22-a locating pin; 23-a second horizontal displacement assembly; 24-a hinged column; 25-a second linear drive; 26-a slide block; 27-a guide rail; 28-limit abutment posts.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-4, an automatic lamination apparatus for transformer cores includes:

a frame 1;

the storage rack 2 is arranged on the rack 1 and used for storing the silicon steel sheets to be subjected to superposition processing;

the feeding and transferring mechanism 3 is arranged on the rack 1 and positioned beside the storage rack 2 and is used for realizing the single-piece feeding process of the iron core;

the iron core clamping mechanism 4 is vertically arranged on the feeding and transferring mechanism 3 and is used for adsorbing and clamping the silicon steel sheets in the storage rack 2 to realize the function of clamping the silicon steel sheets;

the auxiliary sheet discharging mechanism 5 is vertically arranged on the feeding and transferring mechanism 3, is positioned between the feeding and transferring mechanism 3 and the iron core clamping mechanism 4, and is used for compacting the silicon steel sheets in the ascending process after the iron core clamping mechanism 4 finishes the superposition operation of the silicon steel sheets so as to prevent the silicon steel sheets from synchronously moving or deviating along with the output end of the iron core clamping mechanism 4;

the laminated bearing mechanism 6 is used for realizing the bearing function of the laminated iron core;

finished product iron core unloading mechanism 7 sets up in frame 1, and coincide bears mechanism 6 and sets up on the output of finished product iron core unloading mechanism 7 for drive coincide and bear the mechanism 6 displacement, and can drive coincide and bear the mechanism 6 wholly to overturn, realize the unloading process of iron core lamination.

Referring to fig. 5, the feeding and transferring mechanism 3 includes a first horizontal displacement assembly 8, a rotary table 9 and a first lifting driving assembly 10, the first horizontal displacement assembly 8 is horizontally installed at the top end of the frame 1, the first horizontal displacement assembly 8 is located at the side of the storage rack 2, the rotary table 9 is horizontally and fixedly installed at the output end of the first horizontal displacement assembly 8, the first lifting driving assembly 10 is vertically and fixedly installed at the output end of the rotary table 9, and the iron core clamping mechanism 4 is arranged at the output end of the first lifting driving assembly 10. When the feeding and transporting mechanism 3 works, the iron core clamping mechanism 4 is driven to move to a silicon steel sheet feeding station through the output of the first horizontal displacement assembly 8, the rotary table 9 drives the iron core clamping mechanism 4 to rotate to the upper side of the storage frame 2, the first lifting driving assembly 10 drives the iron core clamping mechanism 4 to descend, the silicon steel sheet stored in the storage frame 2 is fed, after feeding is completed, the first lifting driving assembly 10 resets, the first horizontal displacement assembly 8 drives the iron core clamping mechanism 4 to move to a lamination processing station, the rotary table 9 drives the iron core clamping mechanism 4 to rotate to the position right above the lamination bearing mechanism 6, the first lifting driving assembly 10 drives the iron core clamping mechanism 4 to move the silicon steel sheet to the lamination bearing mechanism 6, and then the feeding and transporting process of the silicon steel sheet is completed.

The output end of the first lifting driving assembly 10 shown in fig. 5-6 is fixedly provided with a horizontal lifting plate 11, and the horizontal lifting plate 11 is vertically and fixedly provided with an industrial camera 12. When the silicon steel sheet is taken and transported, the industrial camera 12 is used for positioning and detecting the silicon steel sheet to be taken, so that the clamping precision is improved, and the lamination precision is further improved.

Referring to fig. 7, the iron core clamping mechanism 4 includes a mounting bracket 13 and vacuum adsorption devices, the mounting bracket 13 is horizontally disposed at an output end of the first lifting driving assembly 10, the vacuum adsorption devices are four groups, the four groups of vacuum adsorption devices are respectively located at four end portions of the mounting bracket 13, the vacuum adsorption devices are vertically slidably disposed on the mounting bracket 13, one end of each vacuum adsorption device is communicated with an external air suction pump, a limiting groove 14 for allowing the vacuum adsorption devices to slide is formed in the mounting bracket 13, and the mounting bracket 13 and the vacuum adsorption devices are fixedly connected through bolts. When the iron core clamping mechanism 4 works, the output of the lower part of the vacuum adsorption device is driven through the output of the air pump to form vacuum suction, and then the silicon steel sheet below the vacuum adsorption device is adsorbed, so that the clamping function of the silicon steel sheet is completed, and when the specification of the silicon steel sheet is changed, the position of the vacuum adsorption device on the limiting groove 14 is adjusted, so that each vacuum adsorption device can be attached to the upper surface of the silicon steel sheet, the practicability of the equipment is improved, and the application range of the equipment is improved.

Referring to fig. 7, the vacuum adsorption device includes a vacuum gripper jaw 15, a vacuum vent pipe 16 and a buffer spring 17, the vacuum gripper jaw 15 is vertically arranged below the mounting bracket 13, the vacuum vent pipe 16 is vertically arranged, the bottom end of the vacuum vent pipe 16 is communicated with the vacuum gripper jaw 15, the top end of the vacuum vent pipe 16 passes through the mounting bracket 13 through a limiting groove 14 and is communicated with an external air suction pump, the top end of the vacuum vent pipe 16 is provided with a mounting ring for mounting a fixing bolt, the vacuum vent pipe 16 is vertically connected with the mounting ring in a sliding manner, the buffer spring 17 is vertically sleeved on the vacuum vent pipe 16, the top end of the buffer spring 17 is fixedly connected with the bottom end of the mounting bracket 13, and the bottom end of the buffer spring 17 is fixedly connected with the top. At the vacuum adsorption device during operation, the aspiration pump output forms vacuum suction through vacuum breather pipe 16 on vacuum gripper jaw 15 to adsorb the centre gripping with the silicon steel sheet of the laminating of vacuum gripper jaw 15 below, at the decline lamination in-process of silicon steel sheet, buffer spring 17 can provide down to press the cushion force for the lamination time, thereby can provide the guard action for the silicon steel sheet when the lamination, prevents to push down the too big silicon steel sheet body of damaging of pressure.

Referring to fig. 7, the auxiliary film discharging mechanism 5 includes a first linear driver 18 and a cross-shaped lower pressing contact plate 19, the first linear driver 18 is vertically and fixedly installed at the top end of the mounting bracket 13, the cross-shaped lower pressing contact plate 19 is horizontally arranged at the lower end of the mounting bracket 13, four frame arms of the cross-shaped lower pressing contact plate 19 extend outwards horizontally, an output end of the first linear driver 18 penetrates through the mounting bracket 13 and extends downwards and is fixedly connected with the top end of the cross-shaped lower pressing contact plate 19, and the cross-shaped lower pressing contact plate 19 is vertically and slidably connected with the mounting bracket 13. When the auxiliary sheet feeding mechanism 5 works, the first linear driver 18 outputs and pushes the cross-shaped lower pressing contact plate 19 to vertically move downwards, until the bottom end of the cross-shaped lower pressing contact plate 19 is attached to the top end of a silicon steel sheet, the silicon steel sheet at the uppermost end of the lamination is limited, the iron core clamping mechanism 4 is disconnected from the adsorption clamping function of the silicon steel sheet at the moment, the cross-shaped lower pressing contact plate 19 can prevent residual suction from taking up the silicon steel sheet or driving the silicon steel sheet to shift, and therefore the precision of the lamination is improved.

The bottom end of the cross-shaped lower press-contact plate 19 shown with reference to fig. 7 is provided with a pressure sensor. When the cross-shaped lower pressing touch plate 19 collides with the silicon steel sheet, the pressure sensor detects pressure change, and then controls the first linear driver 18 to stop outputting, so that the cross-shaped lower pressing touch plate 19 is ensured not to crush the silicon steel sheet in the pressing process, and the auxiliary sheet discharging operation suitable for different lamination heights is facilitated.

Referring to the overlapping bearing mechanism 6 shown in fig. 10, including loading board 20, constant head tank 21 and locating pin 22, loading board 20 level sets up on the output of finished product iron core unloading mechanism 7, and constant head tank 21 is equipped with a plurality of, and a plurality of constant head tank 21 evenly distributed is on the top of loading board 20, and locating pin 22 is equipped with four, and four vertical settings are respectively at four tip of loading board 20 to four locating pins 22, and the bottom and the constant head tank 21 of locating pin 22 can be dismantled and be connected. When the coincide bears mechanism 6 and bears the iron core, through installing four locating pins 22 to the constant head tank 21 of loading board 20 on, can bear and spacing four tip of iron core, a plurality of constant head tank 21 is convenient for the different positions of locating pin 22 according to the specification adjustment of different silicon steel sheets, and then adapts to the course of working of different model products, improve equipment's application scope.

Referring to fig. 8-9, finished iron core blanking mechanism 7 includes second horizontal displacement assembly 23 and a turnover driving assembly, second horizontal displacement assembly 23 is horizontally and fixedly mounted on frame 1, an output direction of second horizontal displacement assembly 23 is perpendicular to an output direction of feeding and transferring mechanism 3, turnover driving assembly is fixedly mounted on an output end of second horizontal displacement assembly 23, and superposition bearing mechanism 6 is hinged to an output end of turnover driving assembly. When finished iron core unloading mechanism 7 during operation, drive the coincide through second horizontal displacement subassembly 23 and bear 6 horizontal motion of mechanism, and then drive coincide and bear mechanism 6 and switch over to the unloading station from the lamination station, the upset drive assembly output drives second horizontal displacement subassembly 23 and overturns to vertical state from the horizontal state, and then realizes upset unloading function.

Referring to fig. 8-9, the turnover driving assembly includes a hinge column 24, a second linear actuator 25, a slider 26, a guide rail 27 and a limiting contact column 28, the hinge column 24 is vertically and fixedly mounted on an output end of the second horizontal displacement assembly 23, a top end of the hinge column 24 is hinged to one side of a bottom end of the bearing plate 20, the second linear actuator 25 is vertically and fixedly mounted on the output end of the second horizontal displacement assembly 23, the guide rail 27 is disposed in a middle portion of the bottom end of the bearing plate 20, a length direction of the guide rail 27 is perpendicular to an output direction of the second horizontal displacement assembly 23, the slider 26 is slidably disposed in the guide rail 27, an output end of the second linear actuator 25 is coupled to a bottom end of the slider 26, the limiting contact column 28 is fixedly mounted on the output end of the second horizontal displacement assembly 23, and the limiting contact column 28 is located below one side of the bearing plate 20 far from the hinge column 24. When the overturning driving assembly works, the output of the second linear driver 25 drives the sliding block 26 to slide along the guide rail 27, the sliding block 26 pushes the bearing plate 20 to rotate around the hinge joint with the hinge column 24, the overturning blanking function is realized after rotating ninety degrees, and the limiting contact column 28 is used for bearing the bearing plate 20 in the lamination process.

The working principle of the invention is as follows:

when the equipment works, the first horizontal displacement assembly 8 outputs the iron core clamping mechanism 4 to move to a silicon steel sheet taking station, the rotary disc 9 outputs the iron core clamping mechanism 4 to rotate to the upper part of the storage frame 2, the first lifting driving assembly 10 outputs the iron core clamping mechanism 4 to descend, so that the silicon steel sheets stored in the storage frame 2 are taken, after the taking is completed, the first lifting driving assembly 10 resets, the first horizontal displacement assembly 8 drives the iron core clamping mechanism 4 to move to a lamination processing station, the rotary disc 9 outputs the iron core clamping mechanism 4 to rotate to the position right above the lamination bearing mechanism 6, the first lifting driving assembly 10 outputs the iron core clamping mechanism 4 to move the silicon steel sheets to the lamination bearing mechanism 6, so that the taking and transferring process of the silicon steel sheets is completed, the position detection is carried out on the silicon steel sheets through the industrial camera 12, the clamping and placing precision is improved, the vacuum suction force is formed by driving the output below the vacuum suction device through the output of the suction pump, the silicon steel sheet positioned below the vacuum suction device is further adsorbed, so that the clamping function of the silicon steel sheet is completed, when the specification of the silicon steel sheet is changed, each vacuum suction device can be attached to the upper surface of the silicon steel sheet by adjusting the position of the vacuum suction device on the limiting groove 14, when the auxiliary sheet feeding mechanism 5 works, the first linear driver 18 outputs and pushes the cross-shaped lower pressing contact plate 19 to vertically move downwards until the bottom end of the cross-shaped lower pressing contact plate 19 is attached to the top end of the silicon steel sheet, so that the silicon steel sheet at the uppermost end of the lamination is limited, at the moment, the iron core clamping mechanism 4 is disconnected from the adsorption clamping function of the silicon steel sheet, the cross-shaped lower pressing contact plate 19 can prevent the residual suction force from lifting or driving the silicon steel sheet to deviate, when the iron core is loaded by the superposed bearing mechanism 6, when the finished iron core blanking mechanism 7 works, the second horizontal displacement assembly 23 drives the overlapping bearing mechanism 6 to move horizontally, the overlapping bearing mechanism 6 is further driven to be switched from the lamination machining station to the blanking station, and the overturning driving assembly outputs to drive the second horizontal displacement assembly 23 to overturn from the horizontal state to the vertical state, so that the overturning blanking function is realized.

The device/apparatus/method realizes the functions of the invention by the following steps, thereby solving the technical problems proposed by the invention:

step one, when the feeding and transferring mechanism 3 works, the iron core clamping mechanism 4 is driven to move to a silicon steel sheet feeding station through the output of the first horizontal displacement assembly 8, the rotary table 9 outputs the iron core clamping mechanism 4 to rotate to the upper side of the storage frame 2, the first lifting driving assembly 10 outputs the iron core clamping mechanism 4 to descend, feeding operation of silicon steel sheets stored inside the storage frame 2 is achieved, after feeding is completed, the first lifting driving assembly 10 resets, the first horizontal displacement assembly 8 drives the iron core clamping mechanism 4 to move to a lamination processing station, the rotary table 9 outputs the iron core clamping mechanism 4 to rotate to the position right above the lamination bearing mechanism 6, the first lifting driving assembly 10 outputs the iron core clamping mechanism 4 to move the silicon steel sheets to the lamination bearing mechanism 6, and then the feeding and transferring process of the silicon steel sheets is completed.

And step two, when the silicon steel sheet is taken and transported, the industrial camera 12 is used for positioning and detecting the silicon steel sheet to be taken, so that the clamping precision is improved, and the lamination precision is further improved.

Step three, when the iron core clamping mechanism 4 works, the output of the air pump drives the output below the vacuum adsorption device to form vacuum suction, and then the silicon steel sheet below the vacuum adsorption device is adsorbed, so that the clamping function of the silicon steel sheet is completed, and when the specification of the silicon steel sheet is changed, the position of the vacuum adsorption device on the limiting groove 14 is adjusted, so that each vacuum adsorption device can be attached to the upper surface of the silicon steel sheet, the practicability of the equipment is improved, and the application range of the equipment is improved.

Step four, when the vacuum adsorption device works, the air pump outputs, vacuum suction force is formed on the vacuum clamping claw 15 through the vacuum vent pipe 16, so that the silicon steel sheet attached to the lower side of the vacuum clamping claw 15 is adsorbed and clamped, in the descending lamination process of the silicon steel sheet, the buffer spring 17 can provide pressing buffer force for the lamination, and therefore protection effect can be provided for the silicon steel sheet when the lamination is carried out, and the silicon steel sheet body is prevented from being damaged due to overlarge pressing force.

Step five, when the auxiliary sheet feeding mechanism 5 works, the first linear driver 18 outputs and pushes the cross-shaped lower pressing contact plate 19 to vertically move downwards until the bottom end of the cross-shaped lower pressing contact plate 19 is attached to the top end of the silicon steel sheet, so that the silicon steel sheet at the uppermost end of the lamination is limited, the iron core clamping mechanism 4 is disconnected from the adsorption clamping function of the silicon steel sheet at the moment, and the cross-shaped lower pressing contact plate 19 can prevent residual suction from bringing the silicon steel sheet or driving the silicon steel sheet to deviate, so that the precision of the lamination is improved.

And step six, when the cross-shaped lower pressing contact plate 19 collides the silicon steel sheet, the pressure sensor detects the pressure change, so that the first linear driver 18 is controlled to stop outputting, and the cross-shaped lower pressing contact plate 19 is ensured not to crush the silicon steel sheet in the pressing process, so as to adapt to auxiliary sheet discharging operation with different lamination heights.

Step seven, when the lamination bears the weight of the mechanism 6 and bears the iron core, through installing four locating pins 22 to the constant head tank 21 of loading board 20 on, can bear and spacing four tip of iron core, a plurality of constant head tank 21 is convenient for the different positions of locating pin 22 according to the specification adjustment of different silicon steel sheets, and then adapts to the course of working of different model products, improve equipment's application scope.

Step eight, when the finished iron core blanking mechanism 7 works, the second horizontal displacement assembly 23 drives the superposed bearing mechanism 6 to move horizontally, so as to drive the superposed bearing mechanism 6 to be switched from the lamination processing station to the blanking station, and the overturning driving assembly outputs to drive the second horizontal displacement assembly 23 to overturn from the horizontal state to the vertical state, so that the overturning blanking function is realized.

Step nine, when the overturning driving assembly works, the output of the second linear driver 25 drives the sliding block 26 to slide along the guide rail 27, the sliding block 26 pushes the bearing plate 20 to rotate around the hinge joint with the hinge column 24, the overturning blanking function is realized after the rotation is ninety degrees, and the limiting contact column 28 is used for bearing the bearing plate 20 in the lamination process.

The foregoing has described the general principles, principal features, and advantages of the 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 merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An automatic lamination equipment of transformer core, its characterized in that includes:

a frame (1);

the storage rack (2) is arranged on the rack (1) and is used for storing the silicon steel sheets to be subjected to superposition processing;

the feeding and transferring mechanism (3) is arranged on the rack (1), is positioned beside the storage rack (2) and is used for realizing the single-piece feeding process of the iron core;

the iron core clamping mechanism (4) is vertically arranged on the feeding and transferring mechanism (3) and is used for adsorbing and clamping the silicon steel sheets in the storage rack (2) to realize the function of clamping the silicon steel sheets;

the auxiliary sheet discharging mechanism (5) is vertically arranged on the feeding and transferring mechanism (3), is positioned between the feeding and transferring mechanism (3) and the iron core clamping mechanism (4), and is used for compacting the silicon steel sheets in the ascending process after the iron core clamping mechanism (4) finishes the superposition operation of the silicon steel sheets so as to prevent the silicon steel sheets from synchronously moving or deviating along with the output end of the iron core clamping mechanism (4);

the laminated bearing mechanism (6) is used for realizing the bearing function of the laminated iron core;

finished product iron core unloading mechanism (7) sets up in frame (1), and coincide bears mechanism (6) and sets up on the output of finished product iron core unloading mechanism (7) for drive coincide and bear the displacement of mechanism (6), and can drive coincide and bear the whole upset that carries mechanism (6), realize the unloading process of iron core lamination.

2. The automatic lamination equipment of transformer cores according to claim 1, wherein the feeding and transferring mechanism (3) comprises a first horizontal displacement assembly (8), a rotary table (9) and a first lifting driving assembly (10), the first horizontal displacement assembly (8) is horizontally installed at the top end of the rack (1), the first horizontal displacement assembly (8) is located at the side of the storage rack (2), the rotary table (9) is horizontally and fixedly installed at the output end of the first horizontal displacement assembly (8), the first lifting driving assembly (10) is vertically and fixedly installed at the output end of the rotary table (9), and the core clamping mechanism (4) is arranged at the output end of the first lifting driving assembly (10).

3. The automatic lamination equipment for the transformer cores according to claim 2, wherein the output end of the first lifting driving assembly (10) is fixedly provided with a horizontal lifting plate (11), and the horizontal lifting plate (11) is vertically and fixedly provided with an industrial camera (12).

4. The automatic lamination equipment for the transformer cores according to claim 1, wherein the core clamping mechanism (4) comprises a mounting bracket (13) and four groups of vacuum adsorption devices, the mounting bracket (13) is horizontally arranged at the output end of the first lifting driving assembly (10), the four groups of vacuum adsorption devices are respectively arranged at four end parts of the mounting bracket (13), the vacuum adsorption devices are vertically and slidably arranged on the mounting bracket (13), one end of each vacuum adsorption device is communicated with an external air suction pump, a limiting groove (14) for the sliding of the vacuum adsorption devices is arranged on the mounting bracket (13), and the mounting bracket (13) and the vacuum adsorption devices are fixedly connected through bolts.

5. The automatic lamination equipment for transformer cores according to claim 4, wherein the vacuum adsorption device comprises vacuum clamping claws (15), vacuum vent pipe (16) and buffer spring (17), the vertical setting in the below of installing support (13) of vacuum gripper jaw (15), the vertical setting of vacuum vent pipe (16), the bottom and the vacuum gripper jaw (15) intercommunication of vacuum vent pipe (16), the top of vacuum vent pipe (16) passes installing support (13) and external aspiration pump intercommunication through spacing groove (14), the top of vacuum vent pipe (16) is equipped with the collar of installation fixing bolt, the vertical sliding connection of vacuum vent pipe (16) and collar, the vertical cover of buffer spring (17) is established on vacuum vent pipe (16), the top of buffer spring (17) and the bottom fixed connection of installing support (13), the bottom of buffer spring (17) and the top fixed connection of vacuum gripper jaw (15).

6. The automatic lamination device for the transformer cores as claimed in claim 3, wherein the auxiliary lamination mechanism (5) comprises a first linear driver (18) and a cross-shaped lower pressing and abutting plate (19), the first linear driver (18) is vertically and fixedly installed at the top end of the mounting bracket (13), the cross-shaped lower pressing and abutting plate (19) is horizontally arranged at the lower end of the mounting bracket (13), four frame arms of the cross-shaped lower pressing and abutting plate (19) extend outwards horizontally, the output end of the first linear driver (18) penetrates through the mounting bracket (13) to extend downwards and is fixedly connected with the top end of the cross-shaped lower pressing and abutting plate (19), and the cross-shaped lower pressing and abutting plate (19) is vertically and slidably connected with the mounting bracket (13).

7. The automatic lamination equipment for transformer cores according to claim 6, characterized in that the bottom end of the cross-shaped lower pressing contact plate (19) is provided with a pressure sensor.

8. The automatic superposition equipment for the transformer cores according to claim 1, wherein the superposition bearing mechanism (6) comprises a bearing plate (20), positioning slots (21) and positioning pins (22), the bearing plate (20) is horizontally arranged at the output end of the finished iron core blanking mechanism (7), the positioning slots (21) are provided with a plurality of positioning slots (21), the positioning slots (21) are uniformly distributed at the top end of the bearing plate (20), the number of the positioning pins (22) is four, the four positioning pins (22) are respectively vertically arranged at the four end portions of the bearing plate (20), and the bottom ends of the positioning pins (22) are detachably connected with the positioning slots (21).

9. The automatic laminating equipment for the transformer cores according to claim 8, wherein the finished core blanking mechanism (7) comprises a second horizontal displacement assembly (23) and an overturning driving assembly, the second horizontal displacement assembly (23) is horizontally and fixedly installed on the machine frame (1), the output direction of the second horizontal displacement assembly (23) is perpendicular to the output direction of the feeding and transferring mechanism (3), the overturning driving assembly is fixedly installed at the output end of the second horizontal displacement assembly (23), and the laminating bearing mechanism (6) is hinged to the output end of the overturning driving assembly.

10. The automatic lamination equipment for the transformer cores according to claim 9, wherein the overturning driving assembly comprises a hinge column (24), a second linear driver (25), a sliding block (26), a guide rail (27) and a limiting contact column (28), the hinge column (24) is vertically and fixedly installed at the output end of the second horizontal displacement assembly (23), the top end of the hinge column (24) is hinged with one side of the bottom end of the bearing plate (20), the second linear driver (25) is vertically and fixedly installed at the output end of the second horizontal displacement assembly (23), the guide rail (27) is arranged in the middle of the bottom end of the bearing plate (20), the length direction of the guide rail (27) is perpendicular to the output direction of the second horizontal displacement assembly (23), the sliding block (26) is slidably arranged in the guide rail (27), the output end of the second linear driver (25) is coupled with the bottom end of the sliding block (26), spacing conflict post (28) fixed mounting is on the output of second horizontal displacement subassembly (23), and spacing conflict post (28) are located bearing board (20) and keep away from the below of articulated post (24) one side.