CN211982141U - Automatic assembly production line for five magnetic circuits - Google Patents

Abstract

The utility model relates to an automatic assembly manufacturing line of five magnetic circuits, it includes board, runner, along the yoke subassembly material loading unit that frock direction of delivery arranged on the board, beat and glue the unit, briquetting transport unit, central magnetism material loading unit that magnetizes, beat and glue the unit, china department material loading unit, five magnetic circuit semi-manufactured goods hot pressing unit, still include frock reflux unit, five magnetic circuit finished products and get and put unit, finished product thrust test unit and finished product receipts material unit, frock reflux unit is located the outside that the runner was carried to the frock. The utility model discloses an online magnetizing and briquetting location etc. have improved the yield of grafting rate and product of production line.

Description

Automatic assembly production line for five magnetic circuits

Technical Field

The utility model relates to a five magnetic circuit production technical field, concretely relates to five magnetic circuit automatic assembly production lines.

Background

The five magnetic circuits are important component parts of the loudspeaker and are also quick-wear parts, and the usage amount of the five magnetic circuits is increased sharply along with the development of the mobile phone industry. A complete five-magnetic circuit is composed of yoke assembly, internal magnet and washer. The yoke assembly and the inner magnet need to be magnetized, the magnetic poles are opposite, the five magnetic circuits are opposite to the yoke, and the concentricity of the inner magnet is required to be higher and is within +/-0.02 mm.

In traditional five magnetic circuit assembly production, need two equipment, specifically: the central magnet is combined with the washer by one device, and then combined with the yoke assembly by the other device. Moreover, the central magnetic assembly and the yoke assembly need to be magnetized in advance outside the equipment (the original magnetizing table is large, the occupied space is large, and the magnetizing frequency is not high), and because the yoke assembly and the central magnet are both magnetic and opposite in magnetism, the product can shake in the instant of assembly, so that the yield is not high.

SUMMERY OF THE UTILITY MODEL

For overcoming the defects, the utility model provides a can accomplish yoke subassembly and the automation of central magnetism in proper order on a production line is a equipment promptly and magnetize and rely on the briquetting to fix a position and make the unified benchmark of yoke subassembly and china department, thereby improved the five magnetic circuit automatic assembly production line of the off-the-shelf yield of five magnetic circuits will be favorable.

In order to achieve the above object, the utility model provides a five magnetic circuit automatic assembly lines, it includes: a production line machine; the tool conveying flow channel is positioned on the production line machine table and used for conveying tools; a yoke component feeding and magnetizing unit, a yoke component gluing unit, a pressing block carrying unit, a central magnetic feeding and magnetizing unit, a central magnetic gluing unit, a washer feeding unit and a five-magnetic-circuit semi-finished product hot-pressing unit which are sequentially arranged on a production line machine table along the tool conveying direction, wherein, the automatic assembly production line of the five magnetic circuits also comprises a tool reflux device, a finished product taking and placing unit of the five magnetic circuits, a finished product thrust test unit and a finished product receiving unit which are positioned on a machine table of the production line, the tool reflux device is positioned at the outer side of the tool conveying flow channel, the five-magnetic-circuit finished product taking and placing unit is arranged to take the five-magnetic-circuit finished product out of the tool reflux device and place the five-magnetic-circuit finished product on the finished product thrust testing unit for testing, and the pressing block carrying unit is arranged on the tooling for taking the pressing block from the tooling backflow device and placing the pressing block on the tooling conveying flow channel so as to position the yoke assembly for completing gluing.

Furthermore, the five-magnetic-circuit finished product taking and placing unit, the finished product thrust testing unit and the finished product receiving unit are located on one side, far away from the gluing unit of the yoke assembly, of the yoke assembly feeding and magnetizing unit.

Still further, yoke subassembly material loading unit of magnetizing includes material loading vibration dish, rubs the position device with hands, yoke subassembly handling device and magnetizes the platform, wherein, rub the position device with hands including rubbing position cylinder and rubbing the position board with hands, yoke subassembly handling device includes the main part frame that has vertical transport axle, can follow the transport frame that vertical transport axle removed, be located suction nozzle mechanism and the clamping jaw mechanism on transport frame vertical both sides respectively, this suction nozzle mechanism includes suction nozzle upper and lower cylinder and suction nozzle subassembly, this clamping jaw mechanism includes clamping jaw upper and lower cylinder, clamping jaw opening and shutting cylinder and clamping jaw subassembly, and, this suction nozzle mechanism and clamping jaw mechanism set up to absorb and put the yoke subassembly on the magnetism platform with hands when the nozzle subassembly, the clamping jaw subassembly will be filled yoke subassembly centre gripping that magnetism has been accomplished on the magnetism platform and put in the frock on the frock conveying runner simultaneously.

Still further, the yoke subassembly is beaten and is glued the unit and including beating gluey mechanism and visual inspection mechanism, wherein, should beat gluey mechanism and constitute for the triaxial module and be used for gluing for the yoke subassembly, should glue the mechanism and constitute for CCD camera is used for the glue orbit on the visual inspection yoke subassembly for this visual inspection mechanism.

Further, the washer feeding unit comprises a feeding vibration disc, a rubbing device and a washer carrying device, wherein the rubbing device comprises a rubbing cylinder and a rubbing plate, the washer carrying device comprises a main body frame with a longitudinal carrying shaft, a carrying frame capable of moving along the longitudinal carrying shaft, and a clamping jaw mechanism located on one longitudinal side of the carrying frame, the clamping jaw mechanism comprises a clamping jaw upper and lower cylinder, a clamping jaw opening and closing cylinder and a clamping jaw assembly, and the clamping jaw assembly is suitable for clamping and placing the washer on the rubbing plate in a pressing block on a tool conveying flow channel.

Still further, five magnetic circuit semi-manufactured goods hot pressing units include hot pressing horizontal pushing mechanism and hot pressing mechanism, wherein, this hot pressing mechanism includes heating rod subassembly and upper and lower adjusting cylinder.

Still further, the frock reflux unit includes driving motor and by the backward flow belt of driving motor drive.

Still further, the five-magnetic-circuit finished product taking and placing unit comprises a main body frame with a transverse carrying shaft, a carrying frame capable of moving along the transverse carrying shaft, and a clamping jaw mechanism arranged on the carrying frame, wherein the clamping jaw mechanism comprises a clamping jaw upper and lower cylinder, a clamping jaw opening and closing cylinder and a clamping jaw assembly, and the clamping jaw assembly is suitable for clamping and placing the five-magnetic-circuit finished product on the tool conveying flow channel on the finished product thrust testing unit.

Still further, finished product thrust test unit includes disc device, thrust device and concentricity detection mechanism, and this disc device includes the disc, be used for driving the motor of disc, and be located a plurality of frocks on the disc, and this thrust device includes cylinder, clamping jaw opening and shutting cylinder and clamping jaw subassembly about the clamping jaw, and this concentricity detection mechanism includes the CCD camera, and wherein, five magnetic circuit finished product get the clamping jaw subassembly of putting the unit and be suitable for with five magnetic circuit finished product centre gripping on the frock conveying runner and put in this frock on this disc.

Still further, the finished product receiving unit comprises a main support, a clamping jaw carrying transverse shaft, a charging tray carrying longitudinal shaft and a charging tray accommodating vertical shaft, wherein the clamping jaw carrying transverse shaft comprises a transverse guide rail, a finished product synchronous belt driven by a motor, a clamping jaw upper and lower air cylinder driven by the finished product synchronous belt and slidably mounted on the transverse guide rail, a clamping jaw opening and closing air cylinder driven by the clamping jaw upper and lower air cylinder and capable of moving up and down, and a clamping jaw assembly driven by the clamping jaw opening and closing air cylinder and capable of grabbing qualified five-magnetic-circuit finished products in the tool on the disc; the vertical tray conveying shaft comprises a longitudinal guide rail, an empty tray storage column positioned at one end of the longitudinal guide rail, a tray clamping cylinder used for clamping an empty tray, a tray distributing cylinder used for distributing the empty tray from the empty tray storage column, and a tray synchronous belt driven by a motor so as to drive the empty tray to move along the longitudinal guide rail; this vertical axis is accomodate to charging tray is including being located the full charging tray storage fence of this longitudinal rail other end, being located the inboard two pairs of charging tray layer board subassemblies that are used for lifting full charging tray that are used for of full charging tray storage fence and being used for upwards jacking up the jacking cylinder that surpasses charging tray layer board subassembly with full charging tray on the longitudinal rail.

Still further, the tooling conveying flow channel is in an L shape which is rotated by 90 degrees clockwise on the production line machine table, correspondingly, the tooling backflow device is also in an L shape which is rotated by 90 degrees clockwise on the production line machine table, wherein one side of the short edge of the L shape of the tooling conveying flow channel is arranged between the hot-pressing transverse pushing mechanism and the hot-pressing mechanism.

The utility model discloses following beneficial effect has:

1) the magnetizing table is arranged on a machine table of the production line, and directly performs magnetizing on the assembly production line for the yoke assembly and the central magnet, so that the problem of low production efficiency caused by the fact that the yoke assembly and the central magnet are assembled on the magnetizing and re-assembling line outside the assembly production line is solved, the transfer rate of production equipment, namely the production line is improved, and the labor intensity of operators is reduced;

2) by orderly arranging the vibrating disc, the magnetizing table, the carrying manipulator, the glue dispenser and the like, various assembly processes such as automatic feeding, magnetizing, glue dispensing and the like are carried out, so that the labor investment is effectively reduced, and the operation cost of an enterprise is reduced;

3) on the whole assembly production line, the yoke assembly, the central magnet and the washer are positioned by the pressing block at the same time, namely after the yoke assembly is positioned by the pressing block, the magnetized central magnet is placed in the pressing block, and the washer is placed after glue is applied, so that the positioning reference is unified, and the yield of products is greatly improved.

These and other aspects of the invention will be apparent from and elucidated with reference to the embodiments described hereinafter.

Drawings

The structure of the present invention, together with further objects and advantages thereof, will be best understood from the following description taken in conjunction with the accompanying drawings, in which like reference characters identify like elements:

fig. 1 is a schematic plan layout view of a five-magnetic-circuit automatic assembly line according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of tooling and a press block used in the automatic assembly line for five-magnetic circuits shown in fig. 1, and a finished product of five-magnetic circuit is also shown in the figure for clarity;

FIG. 3 is a schematic perspective view of a tooling conveying flow channel of the automatic assembly line with five magnetic circuits shown in FIG. 1;

FIG. 4 is a schematic plan view of a tooling reflow apparatus of the automatic assembly line for five magnetic circuits shown in FIG. 1;

fig. 5 is a schematic front view of a yoke assembly feeding and magnetizing unit of the automatic five-magnetic-circuit assembly line shown in fig. 1;

FIG. 6 is a schematic perspective view of the charging and magnetizing unit of the yoke assembly shown in FIG. 5;

fig. 7 is a schematic front view of a yoke assembly gluing unit of the automatic assembly line for five-magnetic circuits shown in fig. 1;

FIG. 8 is a schematic perspective view of the gluing unit of the yoke assembly shown in FIG. 7;

fig. 9 is a schematic perspective view of a compact handling unit of the five-magnetic-circuit automatic assembly line shown in fig. 1;

FIG. 10 is a schematic front view of a washer feeding unit of the five-magnetic-circuit automatic assembly line shown in FIG. 1;

FIG. 11 is a schematic perspective view of the washer feeding unit shown in FIG. 10;

fig. 12 is a schematic perspective view of a hot pressing mechanism of a five-magnetic-circuit semi-finished hot pressing unit of the five-magnetic-circuit automatic assembly line shown in fig. 1;

fig. 13 is a schematic front view of a five-magnetic-circuit finished product pick-and-place unit of the five-magnetic-circuit automatic assembly line shown in fig. 1;

fig. 14 is a schematic side view of the five-magnetic-circuit finished product pick-and-place unit shown in fig. 10;

FIG. 15 is a schematic front view of a finished thrust test unit of the five-magnetic-circuit automatic assembly line shown in FIG. 1;

FIG. 16 is a schematic top view of the finished thrust test unit shown in FIG. 10;

fig. 17 is a schematic front view of a finished product receiving unit of the five-magnetic-circuit automatic assembly line shown in fig. 1;

FIG. 18 is a schematic side view of the finished material receiving unit shown in FIG. 10;

FIG. 19 is a schematic top view of the finished receiving unit shown in FIG. 10;

fig. 20 is a schematic perspective view of the finished material receiving unit shown in fig. 10.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings.

In this document, the directions used to explain the structure and/or actions of the various parts of the disclosed embodiments, such as "left", "right", "inner", "outer", etc., are not absolute, but relative. These representations are suitable when the various parts of the disclosed embodiments are located in the positions shown in the figures, and if the position or frame of reference of the disclosed embodiments is changed, they are also changed according to the change in the position or frame of reference of the disclosed embodiments.

As shown in fig. 1, and with reference to fig. 2 to 4, an automatic assembly line for five magnetic circuits according to an embodiment of the present invention includes: the production line machine platform comprises a production line machine platform 100, a tool conveying flow channel 500 and a tool backflow device 700 which are located on the production line machine platform 100 and used for conveying a tool 300, a yoke assembly feeding and magnetizing unit 1, a yoke assembly gluing unit 2, a pressing block carrying unit 3, a central magnetic feeding and magnetizing unit 4, a central magnetic gluing unit 800, a washer feeding unit 5, a five-magnetic-circuit semi-finished product hot-pressing unit 6, a five-magnetic-circuit finished product taking and placing unit 7, a finished product thrust testing unit 8 and a finished product collecting unit 9 which are sequentially arranged on the production line machine platform 100 along a tool conveying direction (the direction indicated by an arrow in the figure). The tool reflow device 700 is located outside the tool conveying flow channel 300, namely, located on one side of the production line machine 100, which is far away from the yoke assembly feeding and magnetizing unit 1, the yoke assembly gluing unit 2, the pressing block carrying unit 3 and the like.

As shown in fig. 3, in the present embodiment, the tool conveying runner 500 is used to convey the tool 300 thereon. As shown in fig. 4, the tool reflow apparatus 700 includes a transmission motor 71 and a reflow belt 73 driven by the transmission motor 71, and the reflow belt 73 is used for reflowing and conveying the five-magnetic-circuit finished product 246 (not shown in fig. 4, see fig. 2) after completion of the hot pressing.

As shown in fig. 1 and fig. 2 to 4, the yoke assembly charging and magnetizing unit 1 is responsible for automatic charging, magnetizing and transporting of the yoke assembly 200 into the tooling 300 above the tooling conveying runner 500; the yoke assembly gluing unit 2 is responsible for dispensing the yoke assembly 200 in the tool 300; the press block carrying unit 3 is configured to take down the press block 900 from the tool reflow apparatus 700 and place the press block on the tool 300 on the tool conveying runner 300 to position the periphery of the yoke assembly 200 subjected to gluing; the central magnetic feeding and magnetizing unit 4 is responsible for automatic feeding, magnetizing and carrying of the central magnet 400 into a central magnetic cavity (not shown) of the briquette 900; the washer feeding unit 5 is responsible for automatically feeding the washer 600, conveying the washer into the central magnetic cavity of the pressing block 900 and locating above the central magnet 400; the five-magnetic circuit semi-finished product hot-pressing unit 6 is used for hot-pressing the five-magnetic circuit semi-finished product.

As shown in fig. 1 and fig. 2 to 4, the five-magnetic-circuit finished product picking and placing unit 7, the finished product thrust testing unit 8, and the finished product collecting unit 9 are located on one side, i.e., the right side, of the yoke assembly feeding and magnetizing unit 1 away from the yoke assembly gluing unit 2. The five-magnetic-circuit finished product taking and placing unit 7 is arranged to take out a five-magnetic-circuit finished product 246 from the tool 300 on the tool reflow device 700 (the pressing block 900 on the five-magnetic-circuit finished product is taken out by the pressing block carrying unit 3 and covers the tool 300 on the tool conveying flow channel 500), and place the five-magnetic-circuit finished product on the finished product thrust testing unit 8 for testing; the finished product thrust test unit 8 is used for carrying out thrust test and concentricity test on the five-magnetic-circuit finished product 246; the finished product take-up unit 9 is arranged to take and store a qualified five-magnetic-circuit finished product 246 from the finished product thrust test unit 8.

As shown in fig. 5 and 6 in combination with fig. 1, the yoke assembly feeding and magnetizing unit 1 includes a feeding vibration tray 12, a rubbing device 14, a yoke assembly carrying device 16, and a magnetizing table (also referred to as a magnetizing machine) 18. The rubbing device 14 includes a rubbing cylinder 141 and a rubbing plate 143. The yoke assembly carrying device 16 includes a body frame 11 having a longitudinal carrying axis 116 (may also be referred to as a longitudinal carrying rail), a carrying frame 13 movable along the longitudinal carrying axis 116, and a suction nozzle mechanism 15 and a gripper mechanism 17 respectively located on both sides in the longitudinal direction of the carrying frame 116. Wherein, the suction nozzle mechanism 15 includes a suction nozzle up-down cylinder 152 and a suction nozzle assembly 154; the jaw mechanism 17 includes a jaw up-down cylinder 172, a jaw open-close cylinder 174, and a jaw assembly 176. The suction nozzle mechanism 15 and the clamping jaw mechanism 17 are arranged such that when the suction nozzle assembly 154 sucks and places the yoke assembly 200 on the pick-up plate 141 on the magnetizing table 18, the clamping jaw assembly 176 can simultaneously clamp and place the yoke assembly 200 that has been magnetized on the magnetizing table 18 on the tool 300 on the tool conveying runner 500. As shown in fig. 5, the carriage 13 can move along the longitudinal carrying shaft 116 under the driving of the motor 19 to realize the longitudinal movement of the nozzle assembly 154 and the jaw assembly 176, thereby realizing the carrying of the yoke assembly 200.

As shown in fig. 7 and 8 in conjunction with fig. 1, the yoke assembly glue applying unit 2 includes a glue applying mechanism 21 and a visual inspection mechanism (not shown). The visual inspection mechanism is configured as a CCD camera for visually inspecting whether the track of the glue on the yoke assembly 200 is acceptable. The glue dispensing mechanism 21 is used for dispensing glue for the yoke assembly 200, and is configured as a three-axis module including a transverse rail 22, a longitudinal rail 24 and a vertical rail 26, so that the glue outlet assembly (i.e., a glue dispensing valve) 28 of the glue dispensing mechanism 21 can move in three axes along the transverse rail 22, the longitudinal rail 24 and the vertical rail 26 respectively.

As shown in fig. 9 in conjunction with fig. 1, the compact transfer unit 3 is configured as a compact transfer machine provided with a transfer bracket 30, a longitudinal guide rail 31 on the transfer bracket 30, a cylinder mount 33 horizontally movable along the longitudinal guide rail 31, an up-down cylinder 35 mounted on the cylinder mount 33, a jaw cylinder 37 mounted on the cylinder mount 33 and driven up and down by the up-down cylinder 35, and a jaw assembly 39 driven by the jaw cylinder 37 to grasp and release the compact 900.

As shown in fig. 1 again, the structure of the central magnet feeding and magnetizing unit 4 is similar to the structure of the yoke assembly feeding and magnetizing unit 1, and includes a feeding vibration tray 42, a positioning device 44, a carrying device 46 and a magnetizing table 48, except that the structure thereof needs to be adjusted slightly according to the central magnet, and will not be described herein. In this embodiment, the automatic assembly line for five magnetic circuits further includes a central magnetic gluing unit 800, and similarly, the central magnetic gluing unit 800 is similar to the yoke assembly gluing unit 2, and is not described herein again.

As shown in fig. 10 and 11, the washer feeding unit 5 includes a feeding vibration tray 52, a rubbing device 54, and a washer conveying device 56. The rubbing device 54 includes a rubbing cylinder 541 and a rubbing plate 543. The washer transporting device 56 includes a body frame 55 having a longitudinal transporting shaft 556 (may also be referred to as a longitudinal transporting rail), a transporting frame 57 capable of moving along the longitudinal transporting shaft 556, a gripper mechanism 59 on one side of the transporting frame 57 in the longitudinal direction, wherein the gripper mechanism 59 includes a gripper upper and lower cylinder 592, a gripper opening and closing cylinder 594, and a gripper assembly 596, and the gripper assembly 596 is adapted to clamp and juxtapose a washer (reference numeral 600 in fig. 2) on the rubbing plate 543 into a pressing block (reference numeral 900 in fig. 2) on the tool transporting runner 500.

As shown in fig. 12 and referring to fig. 1, the five-magnetic-circuit semi-finished product hot-pressing unit 6 includes a hot-pressing horizontal pushing mechanism 62 and a hot-pressing mechanism 64, wherein the hot-pressing mechanism 64 includes a heating rod assembly 65 and an up-down adjusting cylinder 67.

As shown in fig. 13 and 14 and referring to fig. 1, the five-magnetic-circuit finished product pick-and-place unit 7 includes a body frame 72 having a lateral carrying shaft (also referred to as a lateral carrying rail) 71, a carrying frame 74 capable of moving along the lateral carrying shaft 71, and a clamping jaw mechanism 76 mounted on the carrying frame 74, the clamping jaw mechanism including a clamping jaw upper and lower cylinder 761, a clamping jaw opening and closing cylinder 763, and a clamping jaw assembly 765, the clamping jaw assembly 765 being adapted to clamp and place the five-magnetic-circuit finished product (reference number 246 in fig. 2) on the tool conveying flow passage 500 onto the finished product thrust test unit 8.

As shown in fig. 15 and 16 and with reference to fig. 1, the finished thrust test unit 8 includes a disk device 82, a thrust device 84, and a concentricity detection mechanism 86. The puck device 82 includes a puck 821, a motor 823 for driving the puck 820, and a plurality of tools 300 located on the puck 821. The thrust device 84 includes a jaw up-down cylinder 83, a jaw open-close cylinder 85, and a jaw assembly 87. The concentricity detection mechanism 86 includes a CCD camera. Referring to fig. 1, 2 and 13 again, the clamping jaw assembly 765 of the five-magnetic-circuit finished product pick-and-place unit 7 is suitable for clamping and placing the five-magnetic-circuit finished product 246 on the tool conveying flow channel 500 into the tool 300 on the disc 821.

As shown in fig. 17 to 20 in conjunction with fig. 1, the finished product take-up unit 9 includes a main support 90 and a jaw carrying horizontal shaft 92, a tray carrying vertical shaft 94 and a tray receiving vertical shaft 96 on the main support 90. As shown in fig. 18 and referring to fig. 19, the jaw carrying cross shaft 92 includes a cross rail 921, a finished timing belt 923 driven by a motor 922, a jaw up-down cylinder 925 driven by the finished timing belt 923 to be slidably mounted on the cross rail 921, a jaw opening and closing cylinder 927 driven by the jaw up-down cylinder 925 to be movable up and down, and a jaw assembly 929 driven by the jaw opening and closing cylinder 927 to be able to grasp the qualified five-magnetic-circuit finished product 246 in the tool 300 on the disc 821. As shown in fig. 19 and referring to fig. 17, the tray conveying vertical shaft 94 includes a vertical guide rail 941, an empty tray storage column 943 located at one end of the vertical guide rail 941, a tray clamping cylinder 945 for clamping an empty tray 944, a tray separating cylinder 947 for separating the empty tray 944 from the empty tray storage column 943, and a tray timing belt 949 driven by a motor 946 to move the empty tray 94 along the vertical guide rail 941. As shown in fig. 20, and referring to fig. 17, the tray receiving vertical shaft 96 includes a full tray storage column 961 at the other end of the longitudinal rail 941, two pairs of tray support members 963 inside the full tray storage column 961 for supporting full trays (not shown), and a lifting cylinder 965 for lifting the full trays on the longitudinal rail 941 upward to pass over the tray support members 963 so that the full trays are supported on the tray support members.

As shown in fig. 1, the tooling conveying flow channel 500 is formed in an L shape that is rotated 90 ° clockwise on the production line machine 100, and correspondingly, the tooling reflow apparatus 700 is also formed in an L shape that is rotated 90 ° clockwise on the production line machine 100, wherein one side of the short side of the L shape of the tooling conveying flow channel 500 is longitudinally arranged between the hot pressing horizontal pushing mechanism 62 and the hot pressing mechanism 64.

It should be understood that, in the present embodiment, the five-magnetic-circuit automatic assembly line further includes a control mechanism, which includes a PLC controller and is capable of automatically controlling the operation of the above-mentioned units and the like.

With reference to fig. 1 and fig. 2 to 20, the operation flow of the five-magnetic-circuit automatic assembly line of the present embodiment is described:

1) the feeding vibration disc 12 is adopted to enable the yoke assemblies 200 (see fig. 2) to enter the rubbing plate 143 in sequence, and the rubbing plate can be provided with an optical fiber sensor (not shown), for example, and when the optical fiber sensor detects that the product is in place, the rubbing cylinder 141 moves;

2) the suction nozzle assembly 154 on the yoke assembly carrying device 16 is driven by the suction nozzle up-and-down cylinder 152 to suck the yoke assembly 200 from the rubbing plate 143, and then the yoke assembly is transversely moved along with the carrying frame 13 and placed into the magnetizing table 18 for magnetizing, the clamping jaw assembly 176 on the yoke assembly carrying device 16 and the suction nozzle assembly 154 synchronously act, and products in the magnetizing table 18 are placed into the tool 300 on the tool conveying flow channel 500;

3) driving a glue dispensing valve to dispense glue on the surface of the yoke assembly 200 by using a glue dispensing mechanism 21 of the yoke assembly glue dispensing unit 2, and visually detecting whether a glue track is qualified or not by using a CCD (charge coupled device) camera;

4) the press block carrying unit 3 takes out the press block 900 from the tool reflow device 700 and places the press block on the tool 300 on the tool conveying flow channel 500;

5) the central magnetic feeding and magnetizing unit 4 completes automatic feeding by using the feeding vibration disc 42, and is transported to the magnetizing table 48 by using the transporting device 46 to be magnetized and then placed into the pressing block 900;

6) the central magnetic glue applying unit 800 is used for driving a glue applying valve (not shown) thereon to apply glue on the central magnetic glue, and a CCD camera (not shown) is used for visually detecting a glue track;

7) the washer uses the feeding vibration disc 52 of the washer feeding unit 5 to finish automatic feeding, and the washer conveying device 56 is used to finish conveying of the washer;

8) pushing the tool 300 into the bottom of the hot pressing mechanism 64 by the hot pressing transverse pushing mechanism 62 of the five-magnetic-circuit semi-finished product hot pressing unit 6, moving the hot pressing mechanism 64 up and down, and carrying out hot pressing on the product to cure the glue;

9) pushing the tool 300 onto a backflow belt 73 of the tool backflow device 700 to enable the tool 300 and the pressing block 900 to wrap the five-magnetic-circuit finished product 246 to flow back;

10) the five-magnetic-circuit finished product taking and placing unit 7 takes the five-magnetic-circuit finished product 246 out of the tool 300 and places the five-magnetic-circuit finished product into the tool 300 on the disc 821 of the finished product thrust testing unit 8;

11) then, a thrust device 84 of the finished product thrust testing unit 8 performs thrust testing on the five-magnetic-circuit finished product 246, a clamping jaw upper and lower air cylinder 83 falls, a clamping jaw opening and closing air cylinder 85 (also called as a thrust air cylinder) pushes the washer 600, and whether the washer is firmly bonded or not is verified;

12) then, a CCD camera of the concentricity detection mechanism 86 is used for visually detecting the concentricity of the product;

13) finally, the qualified finished product 246 of five magnetic circuits is put into an empty tray 944 by using the finished product receiving unit 9, and the unqualified finished product 246 of five magnetic circuits can be put into another unqualified box (not shown).

While the invention has been described with reference to the above embodiments, it will be understood by those skilled in the art that various changes and modifications may be made to the above-described arrangements, including combinations of features disclosed herein either individually or in any combination as is evident from the below disclosure. These variants and/or combinations fall within the technical field of the present invention and are intended to be protected by the following claims.

Claims (10)

1. The utility model provides an automatic assembly line of five magnetic circuits which characterized in that includes: a production line machine; the tool conveying flow channel is positioned on the production line machine table and used for conveying tools; a yoke component feeding and magnetizing unit, a yoke component gluing unit, a pressing block carrying unit, a central magnetic feeding and magnetizing unit, a central magnetic gluing unit, a washer feeding unit and a five-magnetic-circuit semi-finished product hot-pressing unit which are sequentially arranged on a production line machine table along the tool conveying direction, wherein, the automatic assembly production line of the five magnetic circuits also comprises a tool reflux device, a finished product taking and placing unit of the five magnetic circuits, a finished product thrust test unit and a finished product receiving unit which are positioned on a machine table of the production line, the tool reflux device is positioned at the outer side of the tool conveying flow channel, the five-magnetic-circuit finished product taking and placing unit is arranged to take the five-magnetic-circuit finished product out of the tool reflux device and place the five-magnetic-circuit finished product on the finished product thrust testing unit for testing, and the pressing block carrying unit is arranged on the tooling for taking the pressing block from the tooling backflow device and placing the pressing block on the tooling conveying flow channel so as to position the yoke assembly for completing gluing.

2. The automatic assembly line of five magnetic circuits according to claim 1, wherein the finished product pick-and-place unit, the finished product thrust test unit and the finished product take-up unit are located on a side of the yoke assembly feeding and magnetizing unit away from the yoke assembly gluing unit.

3. The automatic assembly line of five magnetic circuits according to claim 1 or 2, wherein said yoke assembly loading and magnetizing unit comprises a loading vibration tray, a rubbing device, a yoke assembly carrying device and a magnetizing table, wherein, the position-twisting device comprises a position-twisting cylinder and a position-twisting plate, the yoke component carrying device comprises a main body frame with a longitudinal carrying shaft, a carrying frame capable of moving along the longitudinal carrying shaft, a suction nozzle mechanism and a clamping jaw mechanism which are respectively positioned on the two longitudinal sides of the carrying frame, the suction nozzle mechanism comprises a suction nozzle up-and-down cylinder and a suction nozzle component, the clamping jaw mechanism comprises a clamping jaw up-and-down cylinder, a clamping jaw opening-closing cylinder and a clamping jaw component, the suction nozzle mechanism and the clamping jaw mechanism are arranged in such a way that when the suction nozzle component sucks and places the yoke iron component on the rubbing plate on the magnetizing table, and the clamping jaw assembly simultaneously clamps and places the yoke assembly which is magnetized on the magnetizing table in the tool on the tool conveying flow channel.

4. The automatic assembly line of five magnetic circuits according to claim 3, wherein said gluing unit of yoke assembly comprises a gluing mechanism and a vision inspection mechanism, wherein the gluing mechanism is configured as a three-axis module for gluing the yoke assembly, and the vision inspection mechanism is configured as a CCD camera for visually inspecting the glue track on the yoke assembly.

5. The automatic assembly line of five magnetic circuits according to claim 4, wherein the washer feeding unit comprises a feeding vibration plate, a position rubbing device and a washer handling device, wherein the position rubbing device comprises a position rubbing cylinder and a position rubbing plate, the washer handling device comprises a main body frame with a longitudinal handling shaft, a handling frame capable of moving along the longitudinal handling shaft, and a clamping jaw mechanism on one longitudinal side of the handling frame, the clamping jaw mechanism comprises a clamping jaw up-down cylinder, a clamping jaw opening-closing cylinder and a clamping jaw assembly, and the clamping jaw assembly is suitable for clamping and placing washers on the position rubbing plate in a pressing block on the tool conveying flow channel.

6. The automatic assembly line of five magnetic circuits according to claim 5, wherein the five magnetic circuit semi-finished product hot-pressing unit comprises a hot-pressing horizontal pushing mechanism and a hot-pressing mechanism, wherein the hot-pressing mechanism comprises a heating rod assembly and an up-and-down adjusting cylinder.

7. The automatic assembly line of five magnetic circuits according to claim 6, wherein the tooling reflow device comprises a transmission motor and a reflow belt driven by the transmission motor.

8. The automatic assembly line of five magnetic circuits according to claim 7, wherein the five magnetic circuit finished product pick-and-place unit comprises a main body frame with a transverse carrying shaft, a carrying frame capable of moving along the transverse carrying shaft, and a clamping jaw mechanism mounted on the carrying frame, the clamping jaw mechanism comprises a clamping jaw upper and lower cylinder, a clamping jaw opening and closing cylinder and a clamping jaw assembly, and the clamping jaw assembly is suitable for clamping and placing the five magnetic circuit finished product on the tool conveying flow channel on the finished product thrust test unit.

9. The automatic assembly line of five magnetic circuits of claim 8, wherein the finished product thrust test unit comprises a disc device, a thrust device and a concentricity detection mechanism, the disc device comprises a disc, a motor for driving the disc, and a plurality of tools located on the disc, the thrust device comprises a clamping jaw upper and lower cylinder, a clamping jaw opening and closing cylinder and a clamping jaw assembly, the concentricity detection mechanism comprises a CCD camera, wherein the clamping jaw assembly of the five magnetic circuit finished product pick-and-place unit is suitable for clamping and placing the five magnetic circuit finished products on the tool conveying flow channel into the tool on the disc.

10. The automatic assembly line of five-magnetic circuit according to claim 9, wherein the finished product receiving unit comprises a main support and a clamping jaw carrying cross shaft, a material tray carrying longitudinal shaft and a material tray receiving vertical shaft which are arranged on the main support, wherein the clamping jaw carrying cross shaft comprises a transverse guide rail, a finished product synchronous belt driven by a motor, a clamping jaw up-and-down cylinder driven by the finished product synchronous belt and slidably mounted on the transverse guide rail, a clamping jaw opening-closing cylinder driven by the clamping jaw up-and-down cylinder and capable of moving up and down, and a clamping jaw assembly driven by the clamping jaw opening-closing cylinder and capable of grabbing qualified five-magnetic circuit finished products in the tooling on the disc; the vertical tray conveying shaft comprises a longitudinal guide rail, an empty tray storage column positioned at one end of the longitudinal guide rail, a tray clamping cylinder used for clamping an empty tray, a tray distributing cylinder used for distributing the empty tray from the empty tray storage column, and a tray synchronous belt driven by a motor so as to drive the empty tray to move along the longitudinal guide rail; this vertical axis is accomodate to charging tray is including being located the full charging tray storage fence of this longitudinal rail other end, being located the inboard two pairs of charging tray layer board subassemblies that are used for lifting full charging tray that are used for of full charging tray storage fence and being used for upwards jacking up the jacking cylinder that surpasses charging tray layer board subassembly with full charging tray on the longitudinal rail.

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