CN116604204B - Cutting and separating device, system and method for multi-connection spring piece of voice coil motor - Google Patents

Abstract

The application discloses a cutting and separating device, a cutting and separating system and a cutting and separating method for a multi-connection spring piece of a voice coil motor, which relate to the field of voice coil motors and the technical field of laser beam processing; comprises a carrier, a conveying module and a laser cutting module; the carrier is used for carrying the spring piece raw material; the laser cutting module is arranged above the conveying module, and the carrier is conveyed to the lower part of the laser cutting module through the conveying module to perform laser cutting; the laser cutting module can at least move in the X direction and the Y direction on all planes of X, Y; automatic conveying and cutting equipment for spring piece raw materials is constructed through the carrier, the conveying module and the laser cutting module, and production efficiency is improved.

Description

Cutting and separating device, system and method for multi-connection spring piece of voice coil motor

Technical Field

The application relates to the field of voice coil motors, and also relates to the technical field of laser beam machining, in particular to a device, a system and a method for cutting and separating multiple spring plates of a voice coil motor.

Background

The spring piece is a part for bearing the carrier balance moment in the VCM and is an important part for driving the lens to move up and down in the VCM to achieve the focusing function. In the prior art, after the whole spring piece raw material is prepared, the spring piece on the whole spring piece raw material is required to be separated independently, so that the subsequent assembly with other parts of the voice coil motor is convenient. As shown in fig. 1 and 2, the present application is an exhibition diagram of a sheet-type spring leaf raw material to be cut, wherein the spring leaf raw material is generally made of copper, and is in a rectangular sheet shape as a whole, and comprises a rectangular frame 101, and a plurality of rows and columns of spring leaves 102 are formed in an array in the frame; the frame inner array shown in the figure is formed with 5 rows and 10 columns of spring pieces; transverse connecting bands 103 are arranged between adjacent rows; as shown in fig. 2, each leaf spring has a square or rectangular shape, and four corners of each leaf spring are connected to the leaf spring stock by a length of connecting arms 104. In the prior art, a single spring piece is separated by laser cutting, and specifically, connecting arms at four corners of each spring piece are required to be cut off. Modern devices for implementing this process are not known in the prior art.

Disclosure of Invention

The application aims to provide a device, a system and a method for cutting and separating a plurality of connected spring pieces of a voice coil motor, which are used for cutting and separating spring pieces on spring piece raw materials in the background technology.

The technical scheme adopted by the application is as follows:

according to a first aspect of the present disclosure, the present application provides a cutting and separating device for a multi-connected spring piece of a voice coil motor, including a carrier, a conveying module, and a laser cutting module; the carrier is used for carrying the spring piece raw material, the upper surface of the carrier is a placing surface of the spring piece raw material, the periphery of the placing surface is formed into an edge part, a plurality of square or rectangular unit grooves are formed in the center of the placing surface in a cutting mode, and the number of the unit grooves is the same as that of the spring pieces on the spring piece raw material and the positions of the unit grooves correspond to that of the spring pieces on the spring piece raw material; each unit groove is slightly larger than the edge of the spring piece and can accommodate the spring piece; the four corners of each unit groove are provided with cutting holes which are communicated with the adjacent unit grooves; when the spring piece raw materials are placed on the carrier placing surface, four corners of each spring piece extend into the cutting holes, and connecting arms between the spring pieces and the spring piece raw materials are positioned in the cutting holes; the laser cutting module is arranged above the conveying module, and the carrier is conveyed to the lower part of the laser cutting module through the conveying module to perform laser cutting; the laser cutting module can at least move in the X direction and the Y direction on all planes of X, Y.

In an exemplary embodiment of the present disclosure, a partition is formed between adjacent unit slots on the carrier so as to be isolated from each other; the upper partition of the carrier is divided into a transverse partition and a longitudinal partition, wherein the transverse partition corresponds to the position of the transverse connecting belt on the spring sheet raw material and is used for supporting the transverse connecting belt.

In an exemplary embodiment of the disclosure, the upper surface of the carrier is provided with a protruding alignment column, and the spring piece raw material is correspondingly provided with an alignment hole; when the spring piece raw material is placed on the upper surface of the carrier, the alignment cylinder penetrates through the alignment hole.

In an exemplary embodiment of the disclosure, the carrier is provided with a cover plate in a matching manner, the cover plate is provided with a plurality of through holes, the size of the through holes is the same as or slightly larger than the size of the unit grooves on the carrier, and the positions of the through holes are in one-to-one correspondence with the positions of the unit grooves on the carrier.

In an exemplary embodiment of the disclosure, the conveying module includes two first side plates disposed opposite to each other, a multi-section conveyor belt is installed between the two first side plates, and the conveyor belt is driven by a first driving device outside the first side plates; each section of conveyor belt consists of two parallel sub-conveyor belts, and the two sub-conveyor belts are spaced apart; the inner side of each sub-conveyor belt is provided with a supporting bar.

In one exemplary embodiment of the present disclosure, a stopper mechanism is further included, the stopper mechanism including a lifting mechanism and a stopper, the top end of the lifting mechanism being mounted with the stopper; the lifting mechanism drives the stop piece to rise beyond the upper running surface of the conveyor belt, so that the interception carrier or the spring piece raw material is blocked.

In an exemplary embodiment of the disclosure, the laser cutting module includes an X-axis moving module, a Y-axis moving module, a Z-axis moving module, and the X-axis moving module is disposed in parallel with the conveying module; a support plate is erected on the X-axis moving module, a Y-axis moving module is arranged on the support plate, and the Y-axis moving module is perpendicular to the conveying module; the Y-axis moving module is provided with a frame, the frame is vertically provided with a Z-axis moving module, the Z-axis moving module is provided with a supporting seat capable of moving up and down, and the supporting seat is provided with a laser cutting machine.

According to a second aspect of the present disclosure, the present application provides a cutting and separating system for a voice coil motor multi-connected spring piece, which includes any one of the cutting and separating devices a, and further includes an intermediate conveying module B and a traversing conveying module C; the conveying module in the cutting and separating device A is connected with the middle conveying module B, and the middle conveying module B is connected with the transverse conveying module C; the conveying modules in the cutting and separating device A comprise two conveying modules in opposite directions, and the middle conveying module B extends from the two conveying modules in opposite directions; the transverse moving conveying module C is used for mutually transferring the materials on the two opposite-direction conveying modules.

In an exemplary embodiment of the disclosure, the device further comprises a grabbing device, wherein the grabbing device comprises a base, a telescopic rod is arranged on the base, a sucker plate is arranged at the bottom end of the telescopic rod, and a plurality of pneumatic suckers are arranged on two sides of the sucker plate; and the grabbing device is used for adsorbing the spring piece raw materials or two sides of the cover plate to transfer the materials.

In one exemplary embodiment of the present disclosure, the gripping device is mounted on an electric screw skid module.

According to a third aspect of the present disclosure, the present disclosure provides a cutting separation method of the voice coil Ma Daduo and the spring piece cutting device, wherein an X-axis moving module in the laser cutting module is used for driving the laser cutting machine to move along an X-axis direction, and a Y-axis moving module is used for driving the laser cutting machine to move along a Y-axis direction; the X-axis moving module and the Y-axis moving module are driven simultaneously, so that a cutting beam path formed by the laser cutting machine is inclined; the specific cutting process is as follows: the carrier moves to the lower part of the laser cutting module with the spring piece raw material, and the X-axis moving module and the Y-axis moving module are driven to move, so that the cutting starting point of the laser cutting beam is positioned in the cutting hole of any spring piece in four corners of the spring piece raw material; then, the laser cutting beam cuts the four connecting arms anticlockwise or clockwise so that the spring piece is separated from the spring piece raw material and falls into the unit groove of the lower carrier; and then moving to the rest of the uncut spring pieces for cutting.

In an exemplary embodiment of the present disclosure, four corners of each spring piece are connected to the spring piece stock through a section of connecting arm, the connecting arm forms a 45 ° angle with the horizontal or vertical direction, and the four corners of each spring piece are 45 ° chamfer angles; the X-axis moving module and the Y-axis moving module are driven simultaneously, so that a cutting beam path formed by the laser cutting machine is 45 degrees, and the connecting arm is vertically cut.

The application has the beneficial effects that: the application provides a voice coil motor multi-connection spring piece cutting and separating device, a system and a method, wherein automatic conveying and cutting equipment for spring piece raw materials is constructed through a carrier, a conveying module and a laser cutting module, and the device is used for efficiently cutting and separating spring pieces on spring piece raw materials in the background technology.

Drawings

Fig. 1 is a structural representation of the spring sheet stock of the present application.

Fig. 2 is a partial enlarged view of fig. 1.

Fig. 3 and 4 are perspective views showing the structure of the cutting and separating device of the present application.

Fig. 5, 6 and 7 are structural representations of a carrier according to the present application.

FIG. 8 is a schematic view of the spring sheet stock of the present application placed on the upper surface of a carrier.

Fig. 9 is a partial structural representation of fig. 8.

Fig. 10 is an assembly view of the cover plate and the carrier of the present application.

Fig. 11 is a partial structural representation of fig. 10.

Fig. 12 is an exploded view of fig. 10.

Fig. 13 is a perspective view showing the structure of the conveying module of the present application.

Fig. 14 is a partial structural representation of fig. 13.

Fig. 15 is a structural representation of the stop mechanism of the present application.

Fig. 16 and 17 are perspective views showing the structure of the laser cutting module according to the present application.

Fig. 18 is a structural view showing a locking device in the laser cutting module of the present application.

Fig. 19 to 23 are schematic diagrams illustrating the working principle of the laser cutting module according to the present application.

Fig. 24 is a structural representation of a cutting and separating system of the present application.

Fig. 25 to 27 are structural representations of the gripping device of the present application applied in the assembly of a carrier cover plate.

Fig. 28 to 30 are structural views showing the grabbing device applied to the assembly of spring sheet raw materials.

Reference numerals illustrate:

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

In order to solve the technical problem in the background technology of the application, the application firstly provides a cutting and separating device of a voice coil motor multi-connection spring piece, as shown in fig. 3 and 4, the device mainly comprises a carrier 2, a conveying module 4 and a laser cutting module 6; the carrier 2 is used for carrying the spring piece raw material 1; the laser cutting module 6 is arranged above the conveying module, and the carrier 2 is conveyed to the lower part of the laser cutting module 6 through the conveying module to perform laser cutting; the laser cutting module 6 can move in at least the X direction and the Y direction on all planes of X, Y.

As shown in fig. 5 to 9, in one embodiment of the present application, a specific solution of the carrier 2 is provided. The whole carrier 2 is in a cuboid shape, the upper surface of the carrier 2 is a placing surface of the spring piece raw material 1, the periphery of the placing surface is provided with an edge part 201, a plurality of square or rectangular unit grooves 202 (shown in fig. 7) are formed in a central cutting mode, the number of the unit grooves 202 is the same as that of the spring pieces 102 on the spring piece raw material 1, and the positions of the unit grooves correspond to each other; each cell slot 202 is slightly larger than the edge of the spring plate 102 and can accommodate the spring plate 102 (as shown in fig. 9).

As shown in fig. 5 and 7, a partition 203 is formed between adjacent cell grooves 202 so as to be isolated from each other; the upper partition 203 of the carrier 2 is divided into a transverse partition and a longitudinal partition, wherein the transverse partition corresponds to the position of the transverse connecting belt 103 on the spring sheet raw material 1; as shown in fig. 9, the transverse connecting strips 103 of the installed spring sheet stock 1 ride on the transverse partitions to provide support for the cut.

As shown in fig. 5, four corners of each unit cell 202 are formed with cutting holes 204, and the cutting holes 204 communicate with adjacent unit cells 202; the cutting hole 204 may or may not penetrate the bottom surface of the carrier 2, and the cutting hole 204 shown in the present application penetrates the bottom surface of the carrier 2. As shown in fig. 9, when the spring sheet stock 1 is accurately placed on the placement surface of the carrier 2, the four corners of each spring sheet 102 extend into the cutting hole 204, and the connecting arms 104 between the spring sheet 102 and the spring sheet stock 1 are located in the cutting hole 204, thereby defining an area at the time of laser cutting.

The upper surface of the carrier 2 is further provided with a protruding alignment column 205, and the spring piece raw material 1 is correspondingly provided with an alignment hole 105 (shown in fig. 1), when the spring piece raw material 1 is placed on the upper surface of the carrier 2, the alignment column 205 passes through the alignment hole 105, so that the movement of the spring piece raw material 1 is avoided. Specifically, as shown in fig. 5, two alignment columns 205 are respectively disposed at the upper and lower edges of the upper surface of the carrier 2; of course, two alignment columns 205 may be diagonally disposed on the upper surface of the carrier 2; the number of alignment pillars 205 is at least two, and the position of the alignment pillars 205 on the upper surface of the carrier 2 is not limited in the present application.

In some embodiments of the present application, as shown in fig. 7, the alignment cylinder 205 is in a cone shape, and the diameter of the bottom of the cone is slightly smaller than the circular alignment hole 105 on the spring sheet material 1. In addition, the alignment post 205 may be a separate component, and a mounting hole (e.g., a threaded hole) is provided on the upper surface of the carrier 2, and a thread is provided on the alignment post 205, and the alignment post 205 is detachably mounted on the upper surface of the carrier 2.

As shown in fig. 8 and 9, a schematic view of the spring sheet raw material 1 being placed on the upper surface of the carrier 2 is shown, the frame of the spring sheet raw material 1 is mounted on the edge 201 of the carrier 2, and the alignment column 205 on the carrier 2 passes through the alignment hole 105 on the spring sheet raw material 1 to fix the position of the spring sheet raw material 1; each spring piece 102 on the spring piece raw material 1 is respectively positioned in an independent unit groove 202; four corners of each spring piece 102 extend into the cutting hole 204, and the connecting arms 104 between the spring piece 102 and the spring piece stock 1 are located in the cutting hole 204. Placing the carrier 2 carrying the spring piece raw material 1 on a conveying module and conveying the carrier to the lower part of a laser cutting module 6 for laser cutting; setting a cutting program, and cutting the connecting arm 104 positioned in the cutting hole 204 by the laser cutting module 6; after the connecting arms 104 at the four corners of each spring piece 102 are cut off, the spring pieces 102 are separated from the spring piece raw material 1 and fall into the unit groove 202, after all the spring pieces 102 are separated, the spring piece raw material 1 is taken away from the frame, and the carrier carrying the spring pieces 102 is used for subsequent assembly with other parts of the voice coil motor.

As shown in fig. 10 and 11, in one embodiment of the present application, the carrier 2 is further modified as follows: the carrier 2 is further provided with a carrier cover plate 3 in a matching way, the cover plate 3 is provided with a plurality of through holes, the size of each through hole is the same as or slightly larger than that of the unit groove 202 on the carrier 2, and the positions of the through holes are in one-to-one correspondence with the positions of the unit grooves 202 on the carrier 2; the cutting beam generated by the laser cutting module 6 passes through the through hole to cut the spring piece raw material 1. In addition, the cover plate 3 is provided with a connecting hole corresponding to the position of the alignment column 205 on the carrier 2, and the position of the cover plate 3 is limited by the alignment column 205. During assembly, the spring piece raw material 1 is placed on the upper surface of the carrier 2, and then the cover plate 3 is covered, so that the spring piece raw material 1 is flattened, and cutting is more accurate.

As shown in fig. 12, in order to further realize the automatic assembly process of the spring piece raw material 1 and the cover plate 3, the edges of the spring piece raw material 1 and the cover plate 3 are made wider, the lengths of the spring piece raw material 1 and the cover plate 3 exceed the lower carrier, and the spring piece raw material 1 and the cover plate 3 can be adsorbed and moved by a sucker, which is described in detail in a subsequent system;

as shown in fig. 13 to 15, in one embodiment of the present application, a specific solution of a conveying module is provided. The conveying module comprises a first support 401, two first side plates 402 are oppositely arranged on the first support 401, a conveyor belt is arranged between the two first side plates 402, and the conveyor belt is driven by a first driving device 403 outside the first side plates 402. Further, in this embodiment, three sections of conveyor belts, namely a feeding conveyor belt, a working conveyor belt and a discharging conveyor belt, are disposed between the two first side plates 402, wherein the working conveyor belt is located in the middle, and the laser cutting module 6 is located above the working conveyor belt. Each conveyor is comprised of two parallel sub-conveyors 404, with the two sub-conveyors 404 being spaced apart (shown in fig. 14). In addition, a supporting bar 405 is installed on the inner side of each sub-conveyor 404, and the supporting bar 405 is supported below the upper running surface of the conveyor, so that when the carrier 2 is stressed, particularly downwards, the position of the carrier 2 is prevented from shifting, and the operation precision is improved.

Further, in order to accurately convey the carrier 2 to the lower part of the laser cutting module 6 and perform laser cutting according to a set program, in a specific embodiment of the present application, a stop mechanism 5 is further provided, and the stop mechanism 5 is installed between the two sub-conveyors 404. As shown in fig. 15, the stop mechanism 5 includes a lifting mechanism 501 and a stop member 502, and the lifting mechanism 501 may employ any one of electric, pneumatic, and hydraulic telescopic devices; a stopper 502 is mounted on the top end of the lifting mechanism 501. The working principle of the stop mechanism 5 is as follows: the lifting mechanism 501 drives the stop 502 to rise above the upper running surface of the conveyor belt and stop in front of the carrier 2, so that the carrier 2 is stopped at the designated operation position of the laser cutting module 6.

As shown in fig. 16 and 17, in one embodiment of the present application, a specific scheme of the laser cutting module 6 is provided. In this embodiment, the laser cutting module 6 includes an X-axis moving module 601, a Y-axis moving module 602, and a Z-axis moving module 603, which may all adopt a screw sliding table module, where the X-axis moving module 601 and the Y-axis moving module 602 adopt an electric screw sliding table module, and the Z-axis moving module 603 adopts a hand-operated screw sliding table module.

Specifically, the X-axis moving module 601 is disposed parallel to the transporting module (as shown in fig. 3); a support plate is erected on the X-axis moving module 601, a Y-axis moving module 602 is arranged on the support plate, and the Y-axis moving module 602 is arranged vertically to the X-axis conveying module 601; the Y-axis moving module 602 is provided with a frame, two groups of Z-axis moving modules 603 are vertically and oppositely arranged on the frame, a supporting seat capable of moving up and down is arranged between the two groups of Z-axis moving modules 603, and a laser cutting machine 604 and a matched detection and identification device thereof are arranged on the supporting seat.

The working principle of the laser cutting module 6 is as follows: first, as shown in fig. 15, when the carrier 2 is conveyed on the conveying module, the long side is parallel to the conveying module; as understood from fig. 19, the X-axis moving module 601 in the laser cutting module 6 drives the laser cutter 604 to move in the X-axis direction, and the Y-axis moving module 602 drives the laser cutter 604 to move in the Y-axis direction; the X-axis moving module 601 and the Y-axis moving module 602 are simultaneously driven so that the cutting beam path formed by the laser cutter 604 is inclined (shown by thick dotted lines in fig. 19). Specifically, four corners of each spring piece 102 shown in the application are connected with the spring piece raw material 1 through a section of connecting arm 104, the connecting arm 104 forms an included angle of 45 degrees with the horizontal or vertical direction, and the four corners of each spring piece 102 are 45-degree chamfer angles. The X-axis moving module 601 and the Y-axis moving module 602 are simultaneously driven so that a cutting beam path formed by the laser cutting machine 604 is 45 degrees, and the connecting arm 104 is vertically cut.

As understood with reference to fig. 19, a cutting method of a laser cutting machine of the present application is as follows: the carrier 2 moves below the laser cutting module 6 with the spring piece raw material 1, and the X-axis moving module 601 and the Y-axis moving module 602 are driven to move simultaneously, so that the cutting start point of the laser cutting beam is located in the cutting hole 204 of any one spring piece 102 in four corners of the spring piece raw material 1. For example, as shown in fig. 19, the cutting start point is located in the lower right cutting hole 204 of the lower right corner spring piece 102 of the spring piece stock 1 (the position shown by reference numeral (1)). Next, the laser cutting beam cuts the link arm 104 of reference (1) 45 ° counterclockwise; then, the counterclockwise direction (in the figure, the-Y direction) reaches the reference number (2) cutting hole 204, and the 45 ° cutting reference number (2) connecting arm 104; then, the counterclockwise left (direction-X in the drawing) reaches the reference (3) cutting hole 204, and the 45 ° cutting reference (3) connecting arm 104; then, the reference numeral (4) cut hole 204 is reached counterclockwise (Y direction in the drawing), and the reference numeral (4) connecting arm 104 is cut at 45 °; through the above-mentioned process, the four corner connecting arms 104 of the right lower corner spring piece 102 of the spring piece raw material 1 are cut off, and the spring piece 102 is separated from the spring piece raw material 1 and falls into the unit groove 202 of the lower carrier 2. Of course, the cutting may also be performed clockwise.

After the cutting of the spring piece raw material 1 at the right lower corner of the spring piece 102 is completed, the following four cutting paths can be selected:

(1) As shown in fig. 20, the first cutting path is that the rightmost column of the spring sheet raw material 1 is used as the initial cutting point of each row, and the cutting is performed row by row from right to left; each spring sheet is cut anticlockwise or clockwise according to the process;

(2) As shown in fig. 21, the cutting path is serpentine in the up-down direction;

(3) As shown in fig. 22, the bottom row of the spring sheet raw material 1 is used as the initial cutting point of each column, and the cutting is performed from bottom to top column by column; each spring sheet is cut anticlockwise or clockwise according to the process;

(4) And a fourth cutting path, which is serpentine in the left-right direction, as shown in fig. 23.

The above-mentioned Z-axis moving module 603 is used for adjusting the distance between the laser cutting machine 604 and the carrier 2, as shown in fig. 18, the Z-axis moving module 603 adopts a hand-operated screw sliding table module, and a locking device 605 is arranged on the hand-operated screw for locking the height of adjustment. The locking device 605 comprises a locking piece arranged on the frame, a through hole and an opening structure are arranged on the locking piece, the opening structure is communicated with the through hole, and clamping arms are arranged on two sides of the opening structure; the opening structure department is equipped with the screw locking and adjusts the pole, and screw locking adjusts the screw hole of adjusting on passing opening structure both sides centre gripping arm, rotates screw locking and adjusts the pole and make the centre gripping arm be close to each other, and opening structure reduces, and the hand lead screw that will pass the through-hole presss from both sides tightly, realizes the locking function.

Further, the application also provides a cutting and separating system of the voice coil motor multi-connection spring piece, as shown in fig. 24, comprising the cutting and separating device A, the middle conveying module B and the transverse conveying module C.

Four conveying modules (shown in fig. 3) are arranged in parallel in the cutting and separating device A, and the laser cutting module 6 is arranged above the four conveying modules; in fig. 3, the front two conveying modules convey the carrier 2 with the spring piece raw material 1 to the laser cutting module 6 for laser cutting; the rear two conveying modules are used for conveying the cut carrier to a spring piece raw material assembling station, the position of the assembling station takes the cut spring piece raw material 1 off the carrier 2, and the spring piece raw material 1 to be cut is placed again; then, the carrier 2 with the spring piece raw material 1 is sent to the laser cutting module 6.

In order to realize the partial automation of the process, the front end or the rear end of the cutting and separating device A is provided with an intermediate conveying module B consisting of four conveying modules, or the front end and the rear end are both provided with the intermediate conveying module B consisting of four conveying modules (the scheme is shown in FIG. 24); the intermediate transfer module B may be a plurality of segments, only one segment being shown in fig. 24; the middle conveying module B is used for setting more automatic operation stations, for example, automatic equipment is arranged on the middle conveying module B to take down the upper cover plate of the carrier, so that the cut spring piece raw material 1 is conveniently taken down; for another example, an automatic device is arranged on the middle conveying module B to take down the cut spring piece raw material 1; for another example, an automation device is arranged on the middle conveying module B to assemble the spring piece raw material 1 to be cut on the carrier 2, and the operations can be combined with the middle conveying module B to realize the automation of the spring piece 102 cutting process.

As shown in fig. 24, a traversing conveying module C is further arranged outside the middle conveying module B, and the traversing conveying module C is a moving device formed by installing two conveying modules on a traversing electric screw rod sliding table module; the transverse moving conveying module C is used for transferring the carrier 2 between the front two conveying modules and the rear two conveying modules of the middle conveying module B.

As will be appreciated with reference to fig. 24, one method of operation of the above system is as follows: the carrier 2 provided with the spring piece raw material 1 to be cut is conveyed to the laser cutting module 6 through the two conveying modules at the front, and the direction of an arrow (1) in the figure; after the laser cutting module 6 finishes laser cutting, the carrier 2 after cutting continues to be conveyed leftwards, the left side traversing conveying module C is conveyed by the middle conveying module B, the left side traversing conveying module C carries the carrier 2 to traverse backwards and is connected with the two rear conveying modules, and then the carrier 2 is transferred to the two rear conveying modules; then, the carrier 2 is conveyed to the right, is conveyed to the right middle conveying module B through the laser cutting module 6, and is conveyed to the right lateral moving conveying module C; the right side traversing conveying module C receives the carrier 2 to traverse forward and is connected with the two front conveying modules, and then the carrier 2 is transferred to the two front conveying modules; and then sent to a laser cutting module 6.

In the above system, the assembly process of the carrier 2 and the spring sheet raw material 1, the assembly process of the carrier 2 and the cover plate 3, the separation process of the carrier 2 and the cover plate 3, and the separation process of the carrier 2 and the spring sheet raw material 1 after cutting are arranged on the intermediate conveying module B, and the above processes may be respectively arranged on different intermediate conveying modules B, or several or all of the processes may be concentrated on the same intermediate conveying module B. Thereby automating the cutting process of the spring plate 102.

As shown in fig. 25 to 30, the embodiment of the present application further provides a device for grabbing the spring sheet material 1 and the carrier cover plate 3, which is used in the above system to implement the assembly process of the carrier 2 and the spring sheet material 1, the assembly process of the carrier 2 and the cover plate 3, the separation process of the carrier 2 and the cover plate 3, and the separation process of the carrier 2 and the spring sheet material 1 after cutting.

Specifically, as shown in fig. 27 and 28, the gripping device 7 includes a base 701, a telescopic rod 702 is arranged on the base 701, a suction plate 703 is installed at the bottom end of the telescopic rod 702, and a plurality of pneumatic suction plates 704 are arranged at two sides of the suction plate 703; as described above, the edges of the spring sheet raw material 1 and the cover plate 3 are wider, and the lengths of the spring sheet raw material 1 and the cover plate 3 exceed the length of the carrier below, so that the spring sheet raw material 1 and the cover plate 3 can be adsorbed on two sides of the spring sheet raw material and the cover plate 3 to move through the suction disc.

Fig. 25 to 27 show a device structure of the gripping device 7 applied to the assembly of the carrier cover plate 3, the gripping device 7 is installed on the electric screw sliding table module, four conveying modules are arranged below the gripping device 7, and two conveying modules behind convey the cut carrier to the lower side of the gripping device 7, and the blocking mechanism 5 blocks interception; the grabbing device 7 moves downwards, the carrier cover plate 3 is adsorbed by the pneumatic sucker 704, and the cover plate 3 is lifted to a certain height; then the electric screw rod sliding table module drives the grabbing device 7 to move above the front two conveying modules, the front two conveying modules convey carriers only assembled with the spring piece raw materials 1, and interception is blocked by the stop mechanism 5; the grabbing device 7 moves downwards to assemble the cover plate 3 of the carrier 2 on the carrier, and then the carrier is sent to the laser cutting module 6 for laser cutting.

Fig. 28 to 30 show a device structure of the grabbing device 7 applied to assembly of the spring piece raw material 1, wherein the spring piece raw material conveying module 8 is vertically arranged on one side of the traverse conveying module C, the spring piece raw material 1 transferring device is arranged above the traverse conveying module C, and specifically, the grabbing device 7 is installed on the electric screw rod sliding table module. The length direction of the spring piece raw material 1 on the spring piece raw material conveying module 8 is consistent with the length direction of the spring piece raw material 1 on the transverse conveying module C, two groups of stop mechanisms 5 are arranged on the spring piece raw material conveying module 8 and are used for respectively intercepting two spring piece raw materials 1, the grabbing device 7 is moved to the position right above to suck the spring piece raw material 1, and then is transferred to the carriers on the two conveying modules of the transverse conveying module C, so that the assembly of the spring piece raw material 1 and the carriers is completed.

It will be understood that the application has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the application. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the application without departing from the essential scope thereof. Therefore, it is intended that the application not be limited to the particular embodiment disclosed, but that the application will include all embodiments falling within the scope of the appended claims.

Claims (11)

1. The cutting and separating device for the voice coil motor multi-connection spring piece is characterized by comprising a carrier (2), a conveying module (4) and a laser cutting module (6); the carrier (2) is used for carrying spring piece raw materials (1), the spring piece raw materials (1) are in a rectangular lamellar shape as a whole and comprise rectangular frames (101), a plurality of rows and a plurality of columns of spring pieces (102) are formed in the rectangular frames (101) in an array mode, transverse connecting bands (103) are arranged between adjacent rows, each spring piece is square or rectangular, and four angles of each spring piece (102) are 45-degree tangential angles; four corners of each spring piece (102) are connected with the spring piece raw material (1) through a section of connecting arm (104), the connecting arm (104) forms an included angle of 45 degrees with the horizontal or vertical direction, the upper surface of the carrier (2) is a placing surface of the spring piece raw material (1), the periphery of the placing surface is provided with edge parts (201), the center of the placing surface is provided with a plurality of square or rectangular unit grooves (202), and the number of the unit grooves (202) is the same as that of the spring pieces (102) on the spring piece raw material (1) and the positions of the unit grooves are corresponding to each other; each unit slot (202) is slightly larger than the edge of the spring piece (102) and can accommodate the spring piece (102); cutting holes (204) are formed in four corners of each unit groove (202), the cutting holes (204) are communicated with the adjacent unit grooves (202), and the cutting holes penetrate through the bottom surface of the carrier; when the spring piece raw materials (1) are placed on the placing surface of the carrier (2), four corners of each spring piece (102) extend into the cutting holes (204), and the connecting arms (104) between the spring pieces (102) and the spring piece raw materials (1) are positioned in the cutting holes (204); the upper partition (203) of the carrier (2) is divided into a transverse partition and a longitudinal partition, wherein the transverse partition corresponds to the position of the transverse connecting belt (103) on the spring sheet raw material (1) and is used for supporting the transverse connecting belt (103); the laser cutting module (6) is erected above the conveying module (4), and the carrier (2) is conveyed to the lower part of the laser cutting module (6) through the conveying module (4) for laser cutting; the laser cutting module (6) can at least move in the X direction and the Y direction on all planes of X, Y; a partition (203) is formed between adjacent unit slots (202) on the carrier (2) so as to be isolated from each other.

2. The voice coil motor multi-connected spring piece cutting and separating device according to claim 1, wherein the upper surface of the carrier (2) is provided with a convex alignment column (205), and the spring piece raw material (1) is correspondingly provided with an alignment hole (105); when the spring piece raw material (1) is placed on the upper surface of the carrier (2), the alignment column (205) passes through the alignment hole (105).

3. The voice coil motor multi-connection spring piece cutting and separating device according to claim 1, wherein the carrier (2) is provided with a cover plate (3) in a matched mode, the cover plate (3) is provided with a plurality of through holes, the size of each through hole is the same as or slightly larger than that of a unit groove (202) on the carrier (2), and the positions of the through holes are in one-to-one correspondence with the positions of the unit grooves (202) on the carrier (2).

4. The voice coil motor multi-connected spring piece cutting and separating device according to claim 1, wherein the conveying module (4) comprises two first side plates (402) which are oppositely arranged, a multi-section conveyor belt is arranged between the two first side plates (402), and the conveyor belt is driven by a first driving device (403) outside the first side plates (402); each conveyor belt section consists of two parallel sub-conveyor belts (404), and the two sub-conveyor belts (404) are spaced apart; a supporting bar (405) is arranged on the inner side of each sub-conveyor belt (404).

5. The voice coil motor multi-connected spring piece cutting and separating device according to claim 1, further comprising a stop mechanism (5), wherein the stop mechanism (5) comprises a lifting mechanism (501) and a stop piece (502), and the stop piece (502) is arranged at the top end of the lifting mechanism (501); the lifting mechanism (501) drives the stop piece (502) to rise beyond the upper running surface of the conveyor belt, so as to stop the interception carrier (2) or the spring piece raw material (1).

6. The voice coil motor multi-connected spring piece cutting and separating device according to claim 1, wherein the laser cutting module (6) comprises an X-axis moving module (601), a Y-axis moving module (602) and a Z-axis moving module (603), and the X-axis moving module (601) is arranged in parallel with the conveying module (4); a support plate is erected on the X-axis moving module (601), a Y-axis moving module (602) is arranged on the support plate, and the Y-axis moving module (602) is arranged vertically to the conveying module (4); the Y-axis moving module (602) is provided with a frame, the frame is vertically provided with a Z-axis moving module (603), the Z-axis moving module (603) is provided with a supporting seat capable of moving up and down, and the supporting seat is provided with a laser cutting machine (604).

7. The cutting and separating system for the voice coil motor multi-connection spring piece is characterized by comprising the cutting and separating device according to any one of claims 1-6, and further comprising an intermediate conveying module B and a transverse conveying module C; the conveying module in the cutting and separating device is connected with the middle conveying module B, and the middle conveying module B is connected with the transverse conveying module C; the conveying modules in the cutting and separating device comprise two conveying modules in opposite directions, and the middle conveying module B extends from the two conveying modules in opposite directions; the transverse moving conveying module C is used for mutually transferring the materials on the two opposite-direction conveying modules.

8. The voice coil motor multi-connected spring piece cutting and separating system according to claim 7, further comprising a grabbing device (7), wherein the grabbing device (7) comprises a base (701), a telescopic rod (702) is arranged on the base (701), a sucker plate (703) is arranged at the bottom end of the telescopic rod (702), and a plurality of pneumatic suckers (704) are arranged on two sides of the sucker plate (703); the grabbing device (7) is used for adsorbing the spring piece raw materials (1) or the two sides of the cover plate (3) to transfer materials.

9. The voice coil motor multi-connection spring piece cutting and separating system according to claim 8, wherein the grabbing device (7) is installed on an electric screw sliding table module.

10. A cutting and separating method of the voice coil motor multi-connected spring piece cutting device according to claim 6, wherein an X-axis moving module (601) in the laser cutting module (6) is used for driving the laser cutting machine (604) to move along the X-axis direction, and a Y-axis moving module (602) is used for driving the laser cutting machine (604) to move along the Y-axis direction; the X-axis moving module (601) and the Y-axis moving module (602) are driven simultaneously, so that a cutting beam path formed by the laser cutting machine (604) is inclined; the specific cutting process is as follows: the carrier (2) moves to the lower part of the laser cutting module (6) with the spring piece raw material (1), and the X-axis moving module (601) and the Y-axis moving module (602) are driven to move, so that the cutting starting point of the laser cutting beam is positioned in the cutting hole (204) of any spring piece (102) in four corners of the spring piece raw material (1); then, the laser cutting beam cuts the four connecting arms (104) anticlockwise or clockwise so that the spring piece (102) is separated from the spring piece raw material (1) and falls into the unit groove (202) of the lower carrier (2); and then moving to the rest of the uncut spring pieces (102) for cutting.

11. The dicing separation method according to claim 10, characterized in that the X-axis moving module (601) and the Y-axis moving module (602) are driven simultaneously so that the dicing beam path formed by the laser dicing machine (604) is 45 °, and the connection arm (104) is diced vertically.