CN111644840A - Automatic assembly device for frequency converter terminal and clamp spring - Google Patents
Automatic assembly device for frequency converter terminal and clamp spring Download PDFInfo
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- CN111644840A CN111644840A CN202010403023.2A CN202010403023A CN111644840A CN 111644840 A CN111644840 A CN 111644840A CN 202010403023 A CN202010403023 A CN 202010403023A CN 111644840 A CN111644840 A CN 111644840A
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- clamp spring
- terminal
- frequency converter
- jump ring
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines 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
- B23P19/001—Article feeders for assembling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines 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
- B23P19/001—Article feeders for assembling machines
- B23P19/004—Feeding the articles from hoppers to machines or dispensers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines 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
- B23P19/001—Article feeders for assembling machines
- B23P19/007—Picking-up and placing mechanisms
Abstract
The invention provides an automatic assembly device for a frequency converter terminal and a clamp spring. The problem that in the prior art, a glass terminal and a clamp spring of a frequency converter are difficult to assemble is solved. The automatic assembly device for the frequency converter terminal and the clamp spring comprises an end cover conveying device, a clamp spring feeding device and a feeding manipulator; the end cover conveying device comprises a conveying belt, a smelting tool tray is conveyed along the conveying belt, end cover positioning holes are formed in the smelting tool tray, a terminal dragging part is arranged below the smelting tool tray and corresponds to terminal mounting holes of an end cover, and positioning holes are formed in the bottom of the smelting tool tray; the bottom plate is fixedly connected with the supporting plate through a lower suspension rod positioned below the supporting plate, and a material column turntable is arranged below the bottom plate. According to the invention, a set of mechanical equipment capable of realizing an automatic device is designed according to the structure and installation characteristics of the terminal and the clamp spring of the frequency converter, so that the automation of feeding, assembling and detecting the terminal and the clamp spring is realized, and the efficiency and the quality are improved.
Description
Technical Field
The invention belongs to the technical field of workpiece assembling machinery, and relates to an automatic assembling device for a frequency converter terminal and a clamp spring.
Background
The glass terminal is an insulation connecting part of the new energy automobile compressor frequency converter and comprises three glass columns and a skirt edge made of metal materials, and a flanging is arranged on the lower edge of the skirt edge. The glass terminal is required to be pressed on the rear end cover of the compressor frequency converter, and finally, a snap spring, a spring, commonly called a check ring or a snap ring is pressed on the glass terminal, belongs to a fastener, is arranged in a shaft groove or a hole groove of a machine or equipment, and has the function of preventing parts on a shaft or a hole from moving axially.
In the existing production, in order to avoid the damage of the glass terminal, manual assembly is generally adopted, the production efficiency is low, the labor intensity is high, and the product consistency is poor. The jump ring installation adopts artificial mode with detecting mostly, specifically is that the manual work carries out the jump ring positive and negative and detects, uses jump ring pincers to press the jump ring behind the notch, and whether the manual work is observed the jump ring and is installed accurately, and this kind of mounting means inefficiency takes trouble hard to accomplish accurate control.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an automatic assembly device for a frequency converter terminal and a clamp spring.
The purpose of the invention can be realized by the following technical scheme: an automatic assembly device for a frequency converter terminal and a clamp spring comprises an end cover conveying device, a clamp spring feeding device and a feeding manipulator; the end cover conveying device comprises a conveying belt, a smelting tool tray is conveyed along the conveying belt, end cover positioning holes are formed in the smelting tool tray, terminal dragging portions are arranged below the smelting tool tray and correspond to terminal mounting holes of end covers, positioning holes are formed in the bottom of the smelting tool tray, and telescopic positioning rods with end portions capable of extending into the positioning holes are arranged below the tray; the clamp spring feeding device comprises a fixed support frame, a support plate is supported at the upper part of the support frame, the support plate is fixedly connected with a bottom plate through a lower suspension rod positioned below the support plate, a material column rotary table is arranged below the bottom plate, material column fixing blocks are uniformly distributed on the material column rotary table in the circumferential direction, the material column fixing blocks are connected with clamp spring material columns, the cross sections of the clamp spring material columns are provided with profiles matched with clamp spring holes, convex ribs corresponding to clamp spring openings are arranged on the clamp spring material columns, the clamp spring material columns are connected with the material column fixing blocks through the convex ribs, the clamp spring material columns are suspended above the bottom plate and can move relative to the bottom plate, radial guide grooves are arranged on the bottom plate, clamp spring push plates are slidably matched in the radial guide grooves, the upper surfaces of the clamp spring push plates are flush with the upper surface of the bottom plate, clamp spring bearing grooves are arranged on the upper surfaces of, the clamp spring push plate is controlled to stretch relative to the clamp spring discharge hole by a stretching device; the feeding manipulator is connected with an end grabbing device through a fast turntable in a controllable rotating mode, the end grabbing device comprises terminal clamping jaws and clamp spring clamping jaws which are located on the manipulator in different directions, and a clamp spring pressing plate which downwards presses a clamp spring is arranged above the clamp spring clamped by the clamp spring clamping jaws; still including the product that is located the conveyer belt top have or not detection device, laser displacement sensor detects the jump ring positive and negative state of the jump ring push pedal tip that stretches out from the jump ring discharge opening, laser displacement sensor is controlled by the mobile device and is removed in the jump ring top, corresponding to radial locating hole on the feed column fixed block is provided with jump ring detection sensor.
In some embodiments, a radial positioning hole is arranged on the turntable corresponding to the material column fixing block, and a positioning plug is arranged corresponding to the radial positioning hole.
In some embodiments, the material column transition sleeve is provided with a cross section identical to that of the clamp spring material column, one end of the material column transition sleeve and the top end of the clamp spring material column are provided with concave-convex matched positioning profiles, and the other end of the material column transition sleeve is provided with a clamp spring blocking body.
In some embodiments, the terminal pressing device further comprises a terminal pressing device, the terminal pressing device comprises a telescopic device controlled pressing head facing the terminal installed in the end cover, and the lower end face of the pressing head is provided with a positioning insertion hole corresponding to the terminal glass column.
In some embodiments, a support post is disposed on the terminal pulling-up portion and has a length greater than or equal to the length of the terminal glass post.
In some embodiments, a waste bucket is arranged below the position of the end part of the clamp spring push plate extending out of the clamp spring discharge hole.
In some embodiments, a supporting plate is arranged above the clamp spring material column, a clamp spring pushing cylinder is arranged on the supporting plate, and a clamp spring pushing cylinder piston is connected with the clamp spring pushing plate through a hanging rod.
In some embodiments, the terminal material rack further comprises terminal material racks, wherein terminal placing grooves are distributed on the terminal material racks, the terminals are transversely placed in the placing grooves, and a jacking limiting plate is arranged above the tray.
In some embodiments, the clamp spring clamping jaw is provided with two plugs which can be respectively inserted into clamp spring holes, and the part of the clamp spring bearing groove corresponding to the clamp spring holes is a through groove positioned on the end part of the clamp spring push plate.
In some embodiments, the inspection device comprises a visual inspection device that is movable over the end caps on the tray for inspecting the quality of the assembly.
Compared with the prior art, this automatic assembly device of converter terminal and jump ring has following advantage:
according to the invention, a set of mechanical equipment capable of realizing an automatic device is designed according to the structure and installation characteristics of the terminal and the clamp spring of the frequency converter, so that the automation of feeding, assembling and detecting of the terminal and the clamp spring is realized, the production efficiency is improved, the product quality is improved, the problem of high damage rate of manual assembly of the terminal glass column is avoided, and the product consistency is improved.
Drawings
In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having different letter suffixes may represent different examples of similar components. The drawings illustrate generally, by way of example, but not by way of limitation, various embodiments discussed herein.
FIG. 1 is a schematic view of a glass terminal;
FIG. 2 is a schematic structural diagram of a clamp spring;
FIG. 3 is a schematic structural diagram of an end cover of a frequency converter;
FIG. 4 is a schematic cross-sectional view AA of FIG. 3;
FIG. 5 is a schematic view of the overall structure of the apparatus;
FIG. 6 is a schematic view of the structure of the tray transfer station;
FIG. 7 is a schematic structural view of a tray;
FIG. 8 is a schematic structural view of the jack-up mechanism;
FIG. 9 is a schematic axial side view of the structure of FIG. 8;
fig. 10 is a schematic structural view of a loading manipulator;
fig. 11 is a schematic structural view of an end gripping device of the loading manipulator;
fig. 12 is a schematic structural view of a terminal material rack;
FIG. 13 is a schematic structural view of the press-fitting and inspecting platform;
FIG. 14 is a schematic view of the lower ram;
FIG. 15 is a schematic structural view of a clamp spring feeding platform;
fig. 16 is a schematic top view of the snap spring feeding platform;
FIG. 17 is a cross-sectional AA view of FIG. 16;
fig. 18 is a schematic view of a snap spring pusher plate.
Detailed Description
The following are specific examples of the present invention, and the technical solutions of the present invention are further described with reference to the drawings, but the present invention is not limited to these examples, and the following embodiments do not limit the invention according to the claims. Moreover, all combinations of features described in the embodiments are not necessarily essential to the solution of the invention.
It will be understood by those of ordinary skill in the art that all directional references (e.g., above, below, upward, downward, top, bottom, left, right, vertical, horizontal, etc.) are illustratively used in the figures to aid the reader's understanding and do not imply (e.g., position, orientation, or use, etc.) a limitation on the scope of the invention, which is defined by the claims appended hereto. Additionally, the term "substantially" may refer to slight imprecision or deviation in conditions, amounts, values, or dimensions, etc., some of which may be within manufacturing or tolerance limits.
Examples
As shown in fig. 1, 2, 3 and 4, the invention is mainly used for the assembly process of a glass terminal (also called terminal for short) on an end cover 5-4 of a frequency converter, wherein the terminal comprises three glass columns 7-1 and a metal skirt 7-2 positioned in the middle, and the edge of the skirt is a flanging 7-3. The terminal is required to be pressed at a terminal mounting hole of a rear end cover of the compressor frequency converter and then is required to be arranged in a clamp spring groove 5-4-1 on the mounting hole for clamping the terminal to axially move on the mounting hole. The clamp spring 8 is annular and provided with an opening 8-1, and the end parts of two sides of the opening 8-1 are respectively provided with an insertion hole 8-2.
As shown in fig. 5, the present invention provides: the utility model provides an automatic assembly device of converter terminal and jump ring, includes jump ring loading attachment 1, material loading manipulator 2, pressure equipment and testing platform 3, rack assembly platform 4, end cover conveyer 5, terminal material frame 6.
As shown in fig. 6, the end cap delivery device includes: the device comprises a product existence detection device 5-1, a smelting tool tray 5-2, a jacking limiting plate 5-3 and a jacking mechanism 5-5. The end cover conveying device 5 adopts a conveying belt mechanism to convey the frequency converter end cover 5-4 through a smelting tool tray, an end cover positioning hole is formed in the smelting tool tray, a terminal dragging part is arranged below the smelting tool tray and corresponds to a terminal mounting hole of an end cover, a tray positioning hole is formed in the bottom of the smelting tool tray, and a telescopic positioning rod capable of extending into the positioning hole is arranged below the tray; and a jacking limiting plate 5-3 is arranged above the tray and used for limiting the jacking height of the smelting tool tray.
As shown in fig. 7, the frequency converter end cover 5-4 is placed in the end cover positioning holes of the jig pallet 5-2 for positioning, and the wire body conveying device is provided with a plurality of jig pallets 5-2 according to the assembling procedure. The smelting tool tray 5-2 is used for conveying among stations, when the smelting tool tray 5-2 is conveyed to the product existence detection device 5-1, the product existence detection device 5-1 identifies whether a frequency converter end cover 5-4 part is arranged on the smelting tool tray 5-2 through a photoelectric sensor, and if the frequency converter end cover 5-4 part does not exist, the smelting tool tray 5-2 continues conveying without stopping; if the frequency converter end cover 5-4 is installed, the smelting tool tray 5-2 stops conveying, and feeding and assembling of the glass terminal and the clamp spring are waited.
As shown in fig. 8 and 9, the jack-up mechanism 5-5 includes: 5-5-6 of a fixed frame plate, wherein two primary jacking cylinders 5-5-3 and a secondary jacking cylinder 5-5-2 are fixed on the fixed frame plate, a piston of the primary jacking cylinder pushes a lifting plate 5-5-8, an upward positioning plug 5-5-7 is arranged on the upper part of the lifting plate, a guide rod 5-5-1 is arranged on the lower part of the lifting plate, a tray positioning hole 5-2-1 is formed in the bottom of a tray of the jig, the positioning plug can be inserted into the tray positioning hole, the end part of the piston of the secondary jacking cylinder is connected with a terminal dragging part 5-5-4, a supporting column 5-5-5 which is larger than or equal to the length of a terminal glass column is arranged on the terminal dragging part, and the supporting column is used for supporting on a metal body of the terminal to prevent the glass column from bearing supporting force, and the glass terminal is jacked up below, and the matching terminal pressing device completes the assembly of the glass terminal raw material.
As shown in fig. 10, the glass terminal material shelf 6 is used for loading and storing glass terminals, and includes: the structure of the glass terminal material 6-1, the material rack 6-2 and the like; and terminal placing grooves are distributed on the terminal material rack, and the terminals are transversely placed in the placing grooves.
As shown in fig. 11 and 12, the loading robot 2 includes: a mechanical arm 2-1 and a tail end grabbing device 2-2. The glass terminal clamping device comprises a mechanical arm 2-1, a tail end grabbing device 2-2, a quick rotating disc 2-2-2, a clamping spring clamping jaw 2-2-4, a glass terminal clamping jaw 2-2-1, a clamping spring clamping jaw 2-2-4 and a glass terminal clamping jaw 2-2-1, wherein the mechanical arm 2-1 is fixedly installed on a rack bottom plate 4-3 and is connected with the mechanical arm through the quick rotating disc 2-2-2, the terminal clamping jaw 2-2-1 and the clamping spring clamping jaw 2-2-4 are located on different directions of the mechanical arm, the clamping of the glass terminal and the clamping spring is sequentially achieved, and the glass terminal and the clamping spring are placed; the terminal clamping jaw is a common mechanical jaw capable of clamping a workpiece, and when the terminal clamping jaw is used for clamping, the metal part of the terminal can be used for realizing the grabbing of the terminal.
As shown in fig. 13 and 14, the pressing device on the pressing and inspecting platform 3 includes: 3-3 parts of a position adjusting sleeve, 3-4 parts of a sliding block bottom plate, 3-5 parts of a force sensor, 3-6 parts of a movable sliding rail and 3-7 parts of a buffer; the terminal pressing device comprises a pressing head controlled by a pressing cylinder 3-8, the pressing head is located right above a terminal mounting hole of an end cover on the jig tray, and a positioning insertion hole 3-9-1 corresponding to the terminal glass column is formed in the lower end face of the pressing head 3-9.
The mechanical arm 2-1 clamps the glass terminal raw material at the terminal material shelf to the lower part of the lower pressing head, and the angle is adjusted to enable the glass column of the terminal to be inserted into the positioning insertion hole of the lower pressing head for positioning. Then a secondary jacking cylinder lifts a terminal dragging part to drag the bottom of the terminal, a terminal clamping jaw 2-2-1 is loosened and removed, a lower pressure head and the terminal dragging part move downwards to move the terminal to a mounting hole on an end cover, then the lower pressure head applies pressure to enable a metal skirt edge on the terminal to be outwards turned and deformed and positioned on the mounting hole, the lower pressure degree is controlled by a force sensor 3-5, and the terminal is stopped when certain pressure is reached; the snap spring is then fitted into the snap spring groove above the metal skirt to prevent axial movement of the terminal.
The terminal can be positioned by inserting the terminal glass column into the positioning sleeve, moving the mechanical arm away, connecting the position jack of the pressure head with the negative pressure generating device, grabbing the terminal on the positioning sleeve by negative pressure, and then moving the terminal to the mounting position of the end cover for press mounting.
As shown in fig. 15, 16, 17, and 18, the clamp spring feeding device 1 is used for feeding clamp springs of the frequency converter end covers 5 to 4, and the clamp spring feeding device 1 includes: the device comprises a support frame 1-11, a support plate 1-12, a lower suspension rod 1-13, a clamp spring material column 1-1, a laser displacement sensor 1-2, a clamp spring push plate 1-3, a detection sensor 1-4, a stepping motor 1-5, radial positioning holes 1-6, a material column fixing block 1-7, a bottom plate 1-8, a clamp spring pushing cylinder 1-9, a material column transition sleeve 1-10, an electric cylinder 1-11 and the like. The upper part of the support frame 1-11 is supported with a support plate 1-12, the support plate is fixedly connected with a bottom plate 1-8 through a lower suspension rod 1-13 positioned below the support plate, a charge column rotary table 1-14 is arranged below the bottom plate, a stepping motor 1-5 controls the rotation of the rotary table, eight charge column fixing blocks 1-7 are uniformly distributed on the charge column rotary table in the circumferential direction, the charge column fixing blocks are connected with clamp spring charge columns 1-1, the cross sections of the clamp spring charge columns are provided with profiles matched with clamp spring holes, the clamp spring charge columns are provided with convex ribs 1-1-1 corresponding to clamp spring openings, so that clamp springs can be sleeved on the clamp spring charge columns, the clamp spring charge columns are connected with the charge column fixing blocks through the convex ribs, the clamp spring charge columns are suspended above the bottom plate and can move relative to the bottom plate, namely, the lower end faces of the clamp spring charge columns are very close to, the bottom plate is provided with a radial guide groove 1-8-1, a snap spring push plate 1-3 is slidably matched in the radial guide groove, the upper surface of the snap spring push plate is flush with the upper surface of the bottom plate, thereby not obstructing the rotation of the clamp spring material column, the upper surface of the end part of the clamp spring push plate is provided with a clamp spring bearing groove 1-3-1, the depth of the clamp spring bearing groove is equivalent to the thickness of one clamp spring, so that when the clamp spring material column rotates to the upper part of the clamp spring bearing groove, the clamp spring on the material column falls into the clamp spring bearing groove, the material column fixing block is provided with a clamp spring discharge hole 1-7-1 corresponding to the end part of a clamp spring push plate, the clamp spring push plate is pushed out of the cylinder by a clamp spring to control the expansion and contraction relative to the clamp spring discharge hole, thereby send out the jump ring in the jump ring bearing groove to the outside through the jump ring discharge opening and supply the jump ring clamping jaw on the manipulator to snatch. The clamp spring pushing cylinder is arranged on the supporting plate, and a piston of the clamp spring pushing cylinder 1-16 is connected with the clamp spring pushing plate through a hanging rod 1-9-1, so that the clamp spring pushing cylinder piston controls the motion of the clamp spring pushing plate through the hanging rod.
The clamp spring clamping jaw is provided with two plugs which can be respectively inserted into clamp spring holes, the part, corresponding to the clamp spring holes, of the clamp spring bearing groove is a through groove 1-3-2 located on the end part of the clamp spring pushing plate, so that the plugs can be inserted into the clamp spring holes, then the two plugs are close to each other (namely, the plugs are clamped by utilizing the action of the clamp), the opening of the clamp spring can be reduced under the action of elastic force due to the clamp spring opening between the two clamp spring holes, and the clamp spring can be temporarily fixed at the plug under the action of elastic restoring force, so that the clamp spring can be grabbed.
Radial positioning holes 1-6 are arranged on the rotary table corresponding to the material column fixing blocks, positioning plugs are arranged corresponding to the radial positioning holes, the positioning plugs are controlled by the positioning plugs 1-19 to control the air cylinders 1-15 to insert and extract relative to the radial positioning holes, and the rotary table cannot rotate after the positioning plugs are inserted, so that stable feeding of clamp springs is facilitated.
The laser displacement sensor 1-2 is connected through a fixed metal plate, moves to a position just above a clamp spring raw material under the action of an electric cylinder 1-11 and is used for detecting the front and back surfaces of the clamp spring raw material, one surface of the assembled clamp spring is a plane, the other surface of the assembled clamp spring is a convex surface, the laser displacement sensor 1-2 judges the front and back surfaces of the clamp spring by calculating the back-and-forth transmission time of laser, a clamp spring pressing plate which downwards presses the clamp spring is arranged above the clamp spring clamped by a clamp spring clamping jaw, the lower end surface of the clamp spring pressing plate is arc-shaped matched with the radian of the clamp spring, the clamp spring pressing plate is controlled by a telescopic control device to move up and down relative to the clamp spring clamping jaw, so that the clamp spring on the clamp jaw can be pushed, a waste barrel is arranged below the end position of a clamp spring pushing plate extending out of a clamp spring discharging hole, if the clamp spring raw material, and then the clamp spring push plate retracts to expose the waste barrel below, the clamp spring press plate 2-2-3 is pressed downwards, and unqualified clamp spring raw materials are pressed into the waste barrel 1-17.
If the jump ring raw materials detect qualified, the manipulator controls jump ring clamping jaw 2-2-4 to snatch the jump ring raw materials, through arm operation of arm 2-1, moves to the top of converter end cover 5-4, qualified jump ring raw materials are in the shrink state under the effect of jump ring clamping jaw 2-2-4, jump ring clamping jaw 2-2-4 puts the jump ring into jump ring snap-in groove department on the end cover and then the plug opens, the jump ring radially grow firmly under the effect of elastic restoring force the card go into in the jump ring snap-in groove, if the jump ring does not go into the jump ring groove completely, the effect of fixed glass terminal has not been reached, jump ring clamp plate 2-2-3 pushes down and completely presses the jump ring into the groove, accomplishes the assembly of jump ring, then it can to remove the manipulator. And a clamp spring detection sensor 1-4 is arranged corresponding to the radial positioning hole on the material column fixing block and used for detecting whether the clamp spring raw material in the material column is used up or not.
Also comprises a material column transition sleeve, the material column transition sleeve has the same cross section as the clamp spring material column, one end of the material column transition sleeve and the top end of the clamp spring material column are provided with concave-convex matched positioning outlines, the top end of the clamp spring material column is provided with two bayonets, the end face of the material column transition sleeve is provided with a bulge which can be clamped into the bayonets, thereby ensuring that the position of the clamp spring on the charge column transition sleeve corresponds to that of the clamp spring on the clamp spring charge column, the other end of the charge column transition sleeve is provided with a clamp spring baffle body to prevent the clamp spring from being separated, when the clamp spring raw material in the clamp spring material column 1-1 is used up, the clamp spring on the material column transition sleeve 1-10 is transferred to the clamp spring material column, the clamping spring is fed, the feeding of the material column transition sleeve can be completed by a manual or automatic mechanism, and the method for quickly feeding the clamping spring material column is provided.
As shown in fig. 13, a detection device for detecting assembly effect is arranged on the press-fitting and detection platform 3, after the assembly of the glass terminal raw material and the snap spring raw material is completed, the detection device on the movable slide rail 3-6 is moved to the position above the finished part to be detected under the action of the sliding table cylinder, the movement action is stabilized through the buffer 3-7, the kirschner vision detection component 3-2 arranged in the camera protective cover 3-1 is used for shooting and detecting the assembled frequency converter end cover 5-4, the camera shooting picture in the vision detection component is compared with the standard picture in similarity for judging whether the snap spring is successfully installed or not, the camera identifies the distance between the snap spring holes, judges whether the installation is correct or not by using a built-in library function, and finally positions the relative positions of three pins of the glass terminal by the camera, judging whether the angle installation of the glass terminal is correct by using a built-in library function, and finishing the assembly of the glass terminal and the clamp spring after the detection and the verification are passed;
the assembly steps are as follows:
firstly, a jig tray carries the frequency converter end cover part to the lower part of a pressing device on a line body flow platform;
secondly, the jacking mechanism located below the smelting tool tray acts, namely the first-stage jacking cylinder acts to position the tray, then the second-stage jacking cylinder acts to wait for the installation of the glass terminal by matching the manipulator and the pressing device, and the jacking mechanism and the pressing device are located on the same vertical line;
thirdly, the feeding mechanical arm clamps the glass terminal raw materials from the glass terminal material box, and the feeding mechanical arm moves the clamped glass terminal raw materials to the lower part of the pressing device;
the action of the second step and the action of the third step are synchronously carried out, so that the assembly efficiency is improved;
adjusting the glass terminal raw materials clamped by the manipulator to a correct position by the pressing device through the position adjusting sleeve, then pressing the glass terminal raw materials to a certain position by the pressing device, loosening the glass terminal clamping jaw of the manipulator, continuously pressing the glass terminal raw materials by the pressing device, and pressing the glass terminal raw materials to a specified position by matching with the jacking mechanism;
fifthly, under the operation of the stepping motor, the clamp spring feeding device pushes the clamp spring push plate acted by the air cylinder, so that clamp spring raw materials in the clamp spring material column are pushed out from the small hole of the material column fixing block, the laser displacement sensor moves to the position above the pushed clamp spring raw materials under the action of the electric cylinder, and whether the front side and the back side of the pushed clamp spring raw materials are correct is judged;
step six, after the manipulator is removed in the step four, the feeding manipulator moves to the position above the qualified clamp spring raw material to be detected, the clamp spring raw material is clamped through the clamp spring clamping jaw, and the clamp spring is assembled;
if the laser displacement sensor in the step five judges that the clamp spring is unqualified, the manipulator in the step six pushes out the clamp spring pressing plate to press the unqualified clamp spring raw material into a waste material box;
step seven, the feeding manipulator clamps the qualified clamp spring principle to the upper part of the part, the clamping jaw is loosened, the clamp spring is clamped into the groove through the deformation clamp, and the manipulator pushes out the clamp spring pressing plate to ensure that the clamp spring is completely pressed in;
step eight, after the assembly of the glass terminal and the clamp spring is completed, the detection device slides to the upper part of the part through the movable sliding rail, and whether the assembly of the part is qualified is detected;
the jump ring detection device in the step eight comprises the following steps:
firstly, identifying the distance between clamp spring holes by using a camera to judge whether the installation is correct or not;
and secondly, the camera positions the relative positions of the three pins of the glass terminal and judges whether the angle installation of the glass terminal is correct or not.
The detection system of the detection device adopts the kirschner software and the function, and after photographing and identification, NG judgment is carried out by using the library function;
step nine, after the detection is passed, the first-stage jacking cylinder and the second-stage jacking cylinder of the jacking mechanism act to descend the telescopic locating rod, and the smelting tool tray transports qualified parts away to wait for assembling the next part.
Although some terms are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention. The order of execution of the operations, steps, and the like in the apparatuses and methods shown in the specification and drawings may be implemented in any order as long as the output of the preceding process is not used in the subsequent process, unless otherwise specified. The descriptions using "first", "next", etc. for convenience of description do not imply that they must be performed in this order.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (10)
1. An automatic assembly device for a frequency converter terminal and a clamp spring is characterized by comprising an end cover conveying device, a clamp spring feeding device and a feeding manipulator; the end cover conveying device comprises a conveying belt, a smelting tool tray is conveyed along the conveying belt, end cover positioning holes are formed in the smelting tool tray, terminal dragging portions are arranged below the smelting tool tray and correspond to terminal mounting holes of end covers, positioning holes are formed in the bottom of the smelting tool tray, and telescopic positioning rods with end portions capable of extending into the positioning holes are arranged below the tray; the clamp spring feeding device comprises a fixed support frame, a support plate is supported at the upper part of the support frame, the support plate is fixedly connected with a bottom plate through a lower suspension rod positioned below the support plate, a material column rotary table is arranged below the bottom plate, material column fixing blocks are uniformly distributed on the material column rotary table in the circumferential direction, the material column fixing blocks are connected with clamp spring material columns, the cross sections of the clamp spring material columns are provided with profiles matched with clamp spring holes, convex ribs corresponding to clamp spring openings are arranged on the clamp spring material columns, the clamp spring material columns are connected with the material column fixing blocks through the convex ribs, the clamp spring material columns are suspended above the bottom plate and can move relative to the bottom plate, radial guide grooves are arranged on the bottom plate, clamp spring push plates are slidably matched in the radial guide grooves, the upper surfaces of the clamp spring push plates are flush with the upper surface of the bottom plate, clamp spring bearing grooves are arranged on the upper surfaces of, the clamp spring push plate is controlled to stretch relative to the clamp spring discharge hole by a stretching device; the feeding manipulator is connected with an end grabbing device through a fast turntable in a controllable rotating mode, the end grabbing device comprises terminal clamping jaws and clamp spring clamping jaws which are located on the manipulator in different directions, and a clamp spring pressing plate which downwards presses a clamp spring is arranged above the clamp spring clamped by the clamp spring clamping jaws; still including the product that is located the conveyer belt top have or not detection device, laser displacement sensor detects the jump ring positive and negative state of the jump ring push pedal tip that stretches out from the jump ring discharge opening, laser displacement sensor is controlled by the mobile device and is removed in the jump ring top, corresponding to radial locating hole on the feed column fixed block is provided with jump ring detection sensor.
2. The automatic assembling device for the frequency converter terminal and the clamp spring as claimed in claim 1, wherein a radial positioning hole is provided on the rotary table corresponding to the material column fixing block, and a positioning plug is provided corresponding to the radial positioning hole.
3. The automatic assembling device for the frequency converter terminal and the clamp spring according to claim 1, further comprising a material column transition sleeve, wherein the material column transition sleeve has a cross section identical to that of the clamp spring material column, one end of the material column transition sleeve and the top end of the clamp spring material column are provided with concave-convex matched positioning profiles, and the other end of the material column transition sleeve is provided with a clamp spring blocking body.
4. The automatic assembling device for the frequency converter terminal and the snap spring as claimed in claim 1, further comprising a terminal pressing device, wherein the terminal pressing device comprises a pressing head controlled by a telescopic device and facing the terminal mounted in the end cover, and a positioning insertion hole corresponding to the terminal glass column is formed in the lower end face of the pressing head.
5. The automatic assembling device for the frequency converter terminal and the clamp spring as claimed in claim 1, wherein a supporting column which is longer than or equal to the length of the terminal glass column is arranged on the terminal dragging part.
6. The automatic assembling device of frequency converter terminal and jump ring of claim 1, characterized in that, corresponding to the jump ring push pedal tip position that stretches out from the jump ring discharge opening below sets up the waste material bucket.
7. The automatic assembling device for the frequency converter terminal and the clamp spring according to claim 1, wherein a clamp spring pushing cylinder is arranged on the supporting plate, and a clamp spring pushing cylinder piston is connected with the clamp spring pushing plate through a hanging rod.
8. The automatic assembling device for the frequency converter terminal and the clamp spring according to claim 1, further comprising a terminal material frame, wherein terminal placing grooves are distributed on the terminal material frame, the terminal is transversely arranged in the placing grooves, and a jacking limiting plate is arranged above the tray.
9. The automatic assembling device for frequency converter terminals and clamp springs according to claim 1, wherein the clamp spring clamping jaw has two plugs which can be inserted into clamp spring holes respectively, and the part of the clamp spring bearing groove corresponding to the clamp spring holes is a through groove located on the end part of the clamp spring pushing plate.
10. The apparatus of claim 1, wherein the inspection device comprises a visual inspection device movable over the end cap on the tray for inspecting the quality of the assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010403023.2A CN111644840B (en) | 2020-05-13 | 2020-05-13 | Automatic assembly device for frequency converter terminal and clamp spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010403023.2A CN111644840B (en) | 2020-05-13 | 2020-05-13 | Automatic assembly device for frequency converter terminal and clamp spring |
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| CN111644840A true CN111644840A (en) | 2020-09-11 |
| CN111644840B CN111644840B (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN117226506A (en) * | 2023-11-15 | 2023-12-15 | 季华实验室 | Assembly system of air supply unit of electric hair dryer |
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| CN117226506B (en) * | 2023-11-15 | 2024-03-19 | 季华实验室 | Assembly system of air supply unit of electric hair dryer |
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|---|---|
| CN111644840B (en) | 2021-10-19 |
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