A small-scale automated assembly line for relays

Abstract

This invention relates to an automated assembly line for small relays. The automated assembly line for small relays comprises, in sequence according to the production process, a base spring / moving spring mounting and dispensing machine, a pre-drying oven, a base hook mounting machine, a core riveting machine, a magnet circuit and armature pusher machine, an adjusting machine, a casing machine, a primary electrical testing machine, a lead soldering machine, a preheating oven, a base plate dispensing machine, a base plate drying oven, a vent sealing machine, a vacuum leak detector, a secondary electrical testing machine, a laser marking machine, a plastic box / tube packaging machine, an armature shaping machine, and a yoke shaping machine. On one side of the base spring / moving spring mounting and dispensing machine, a spring strip forming machine, a moving spring strip cutting machine, a stationary spring strip forming machine, and a stationary spring strip cutting machine are arranged horizontally. The production line of this invention can effectively solve the problem that the relay production process cannot be fully automated in the prior art, realizing automated relay production, reducing the need for manpower, and improving production efficiency.

Description

Technical Field

[0001] This invention relates to the field of relay manufacturing and assembly technology, and in particular to a small-scale automated relay assembly production line. Background Technology

[0002] As an important electrical control device, the miniature relay causes a predetermined step change in the controlled quantity in the electrical output circuit when the input quantity changes to the specified requirements. It is widely used in automated control circuits and plays an important role in automatic adjustment, safety protection, and switching circuits.

[0003] However, the existing production process for small relays cannot be fully automated, and multiple workers are still required for on-site inspection and installation, resulting in limited production efficiency and the inability to achieve automatic production and automatic testing functions. Summary of the Invention

[0004] This invention provides a small-scale automated assembly line for relays to at least solve the problem that the relay production process in the prior art cannot be fully automated.

[0005] The technical solution of the present invention is as follows: A small-scale automated assembly production line for relays, characterized in that: the small-scale automated assembly production line for relays is sequentially connected in the production process as follows: a base mounting machine for moving and stationary springs and a dispensing machine, a front oven, a base mounting machine for hooks, a core riveting machine, a magnet circuit mounting machine and an armature pusher, an adjustment machine, a casing machine, a primary electrical inspection machine, a lead soldering machine, a preheating oven, a base plate dispensing machine, a base plate oven, a vent sealing machine, a vacuum leak detector, a secondary electrical inspection machine, a laser marking machine, a plastic box and plastic tube packaging machine, an armature shaping machine, and a yoke shaping machine; a spring strip forming machine, a moving spring strip cutting machine, a stationary spring strip forming machine, and a stationary spring strip cutting machine are arranged horizontally in a straight line on one side of the base mounting machine for moving and stationary springs and a dispensing machine.

[0006] Further, the base mounting spring and dispensing machine includes a first frame and a first circulating fixture rotatably mounted on the first frame; along the periphery of the first circulating fixture, a base feeding device, a moving spring feeding device, a moving spring pressing device, a stationary spring feeding device, a stationary spring pressing device, a first vision inspection device, a contact blowing device, a base dispensing device, a dispensing vision inspection device, a first finished product unloading robot, an empty fixture vision inspection component, and a first blowing component are sequentially installed; a defective product receiving component is provided parallel to one side of the first circulating fixture; the base feeding device is used to grab and transport the bases in groups of four to the fixture clamps on the first circulating fixture; the moving spring feeding device includes a moving spring insertion / removal mechanism and a moving spring handling robot arrayed above the moving spring insertion / removal mechanism, used to grab the formed moving springs and assemble them onto the base; the moving spring pressing device is used to press the moving springs into the mounting brackets of the base. The mounting slot is used for: The static spring loading device includes a static spring insertion / removal mechanism and a static spring handling robot arrayed above the static spring insertion / removal mechanism, used to grip the formed static spring and assemble it onto the base; the static spring pressing device is used to press the static spring into the mounting slot of the base; the first visual inspection device is used to photograph and inspect the objects on the tooling fixture of the first circulating tooling to determine whether they are qualified and to locate the glue dispensing position; the contact blowing device is used to clean foreign objects attached to the contacts; the base glue dispensing device is used to dispense glue onto the base; the glue dispensing visual inspection device is used to re-inspect the finished product after glue dispensing; the first finished product unloading robot is used to classify and unload the materials on the tooling fixture of the first circulating tooling; the empty tooling visual inspection component is used to inspect empty fixtures to ensure that there are no materials on the fixtures; the first blowing component is used to clean the tooling fixture of the first circulating tooling.

[0007] Furthermore, the base hook-loading machine includes a third frame and a third circulating fixture rotatably mounted on the third frame; along the periphery of the third circulating fixture, a base feeding double-link manipulator, a fixture rotation mechanism, a left hook loading device, a right hook loading device, a third vision inspection device, a third finished product unloading device, and a fixture loading manipulator are sequentially installed; a third defective product receiving mechanism is normally provided on one side of the third circulating fixture; the base feeding double-link manipulator is used to horizontally flip the base output from the previous drying oven and then transport it to the fixture on the third circulating fixture; the fixture rotation mechanism is used to flip the fixture 180°; the left hook loading device is used to assemble the left hook onto the base; the right hook loading device is used to assemble the right hook onto the base; the third vision inspection device is used to perform visual inspection on the base with the left and right hooks assembled; the third finished product unloading device is used to classify and unload the finished products.

[0008] Furthermore, the core riveting machine includes a fourth frame and a fourth circulating fixture rotatably mounted on the fourth frame; along the periphery of the fourth circulating fixture, there are sequentially arranged a yoke feeding device, a coil feeding device, a core feeding device, an array of magnetic circuit riveting devices, a fourth vision inspection device, a defective product unloading device, and a switching device; the yoke feeding device is used to assemble the yoke into the fixture on the fourth circulating fixture; the coil feeding device is used to assemble the coil into the fixture on the fourth circulating fixture; the core feeding device is used to rotate and adjust the coil before transferring it to the fixture on the fourth circulating fixture; the magnetic circuit riveting device is used to rivet the yoke, core, and coil into a whole; the fourth vision inspection device is used to inspect the magnetic circuit after riveting; the defective product unloading device is used to automatically unload defective products; and the switching device is used to transport the fixture to another side.

[0009] Furthermore, the magnetic circuit and armature pusher includes a fifth frame and a fifth circulating fixture rotatably mounted on the fifth frame; along the periphery of the fifth circulating fixture, there are sequentially arranged an armature feeding device, an armature pressing device, a pusher feeding device, an ion fan assembly, a guide power supply device, a fifth contact blowing device, a fifth visual inspection device, a fifth finished product unloading robot device, and a fifth fixture feeding robot device; a magnetic circuit feeding robot is symmetrically arranged on one side of the fifth circulating fixture, and a magnetic circuit flipping mechanism is provided between adjacent magnetic circuit feeding robots.

[0010] Furthermore, the adjustment machine includes a sixth frame and a sixth circulating fixture rotatably mounted on the sixth frame; four-axis transport robots are arranged in a sequential array along the direction of movement of the sixth circulating fixture; each of the four-axis transport robots is equipped with a testing mechanism; a defective product visual inspection mechanism is movably provided at one end of the sixth circulating fixture; a defective product unloading robot is provided between the adjacent defective product visual inspection mechanism and the sixth circulating fixture; a fixture switching component is provided at the other end of the sixth circulating fixture; a rotating component is provided below the fixture switching component; and a sixth dust blowing component is provided on one side of the fixture switching component.

[0011] Furthermore, the vent sealing machine includes a tenth frame and a first and a second transport slide parallel to the frame; a tenth feeding robot is provided at one end of the first transport slide; a flipping feeding mechanism is provided below the tenth feeding robot to flip the product conveyed by the tenth feeding robot 180° before placing it on the first transport slide; a tenth shifting fork mechanism is provided between adjacent first and second transport slides to intermittently push the material forward; a sealing glue dispensing device is movably provided opposite the tenth shifting fork mechanism to seal the vent holes on the product; the first transport slide is provided with a twisted track to flip the glued product while moving forward.

[0012] This invention offers the following advantages: This production line sequentially assembles all components of a miniature relay, performs electrical parameter testing on the assembled products, screens out defective products found during assembly and testing, and ultimately outputs qualified finished products. This production line achieves fully automated production of miniature relays, eliminating the need for manual labor, effectively reducing labor costs, and improving production efficiency. Attached Figure Description

[0013] To further illustrate the various embodiments, the present invention provides accompanying drawings. These drawings are part of the disclosure of the present invention, primarily used to illustrate the embodiments and to explain the operating principles of the embodiments in conjunction with the relevant descriptions in the specification. With reference to these drawings, those skilled in the art should be able to understand other possible implementations and the advantages of the present invention. Components in the drawings are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0014] Figure 1 This is a three-dimensional structural diagram of the base mounting dynamic and static springs and the dispensing machine of the present invention;

[0015] Figure 2 This is a three-dimensional structural diagram of the front-end drying oven of the present invention;

[0016] Figure 3 This is a three-dimensional structural diagram of the base mounting hook machine of the present invention;

[0017] Figure 4 This is a three-dimensional structural schematic diagram of the riveting core machine of the present invention;

[0018] Figure 5 This is a three-dimensional structural diagram of the magnet mounting path and armature pusher of the present invention;

[0019] Figure 6 This is a three-dimensional structural diagram of the adjustment mechanism of the present invention;

[0020] Figure 7 This is a three-dimensional structural diagram of the casing machine of the present invention;

[0021] Figure 8 This is a three-dimensional structural diagram of the primary electrical testing machine of the present invention;

[0022] Figure 9 This is a three-dimensional structural diagram of the pin soldering machine of the present invention;

[0023] Figure 10 This is a three-dimensional structural diagram of the preheating oven of the present invention;

[0024] Figure 11 This is a three-dimensional structural diagram of the base plate dispensing machine of the present invention;

[0025] Figure 12 This is a three-dimensional structural diagram of the bottom plate oven of the present invention;

[0026] Figure 13 This is a three-dimensional structural diagram of the sealing and permeability machine of the present invention;

[0027] Figure 14 This is a three-dimensional structural diagram of the vacuum leak detector of the present invention;

[0028] Figure 15 This is a three-dimensional structural diagram of the secondary electrical testing machine of the present invention;

[0029] Figure 16 This is a three-dimensional structural diagram of the laser marking machine of the present invention;

[0030] Figure 17 This is a three-dimensional structural diagram of the plastic box and plastic tube packaging machine of the present invention;

[0031] Figure 18 This is a three-dimensional structural diagram of the armature shaping machine of the present invention;

[0032] Figure 19 This is a three-dimensional structural diagram of the yoke shaping machine of the present invention;

[0033] Figure 20 This is a three-dimensional structural schematic diagram of the spring strip forming machine of the present invention;

[0034] Figure 21 This is a three-dimensional structural schematic diagram of the moving spring belt cutter of the present invention;

[0035] Figure 22 This is a three-dimensional structural schematic diagram of the static spring belt forming machine of the present invention;

[0036] Figure 23 This is a three-dimensional structural schematic diagram of the static spring belt cutting machine of the present invention. Detailed Implementation

[0037] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0038] To enable those skilled in the art to better understand the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0039] See Figures 1 to 23 As shown, a small-scale automated assembly production line for relays is characterized in that: the small-scale automated assembly production line for relays is connected in sequence according to the production process as follows: a base mounting and dispensing machine for moving and stationary springs 1, a front oven 2, a base mounting hook machine 3, a core riveting machine 4, a magnet circuit mounting and armature pusher machine 5, an adjustment machine 6, a casing machine 7, a primary electrical inspection machine 8, a pin soldering machine 9, a preheating oven 10, a base plate dispensing machine 101, a base plate oven 102, a vent sealing machine 103, a vacuum leak detector 104, a secondary electrical inspection machine 105, a laser marking machine 106, a plastic box and tube packaging machine 107, an armature shaping machine 108, and a yoke shaping machine 109; on one side of the base mounting and dispensing machine for moving and stationary springs 1, there is a moving spring strip forming machine 120, a moving spring strip cutting machine 121, a stationary spring strip forming machine 122, and a stationary spring strip cutting machine 123.

[0040] Based on the above embodiments, the base-mounted moving and stationary spring and dispensing machine 1 includes a first frame 11 and a first circulating fixture 12 rotatably mounted on the first frame 11; along the circumference of the first circulating fixture 12, a base feeding device 13, a moving spring feeding device 14, a moving spring pressing device, a stationary spring feeding device 15, a stationary spring pressing device 16, a first vision inspection device 17, a contact blowing device 18, a base dispensing device 19, a dispensing vision inspection device 110, and a first finished product unloading machine are sequentially installed. Robotic arm 111, empty tooling vision inspection component 112, first dust blowing component 113; a defective product receiving component 114 is provided parallel to one side of the first circulating tooling 12; the base loading device 13 is used to grab and transport the bases in groups of four to the tooling fixture on the first circulating tooling 12; the moving spring loading device 14 includes a moving spring insertion and removal mechanism and a moving spring handling robot arm arrayed above the moving spring insertion and removal mechanism, used to grab the formed moving springs and assemble them onto the base; the moving spring pressing device is used for... The stationary spring is pressed into the mounting groove of the base; the stationary spring feeding device 15 includes a stationary spring insertion / removal mechanism and a stationary spring handling robot arrayed above the stationary spring insertion / removal mechanism, used to grip the formed stationary spring and assemble it onto the base; the stationary spring pressing device 16 is used to press the stationary spring into the mounting groove of the base; the first vision inspection device 17 is used to photograph and inspect the objects on the tooling fixture on the first circulating tooling 12 to determine whether they are qualified and to locate the glue dispensing position; the contact blowing device 18 is used for The system cleans foreign objects adhering to the contact points; the base dispensing device 19 is used to dispense adhesive onto the base; the dispensing vision inspection device 110 is used to re-inspect the finished product after dispensing; the first finished product unloading robot 111 is used to classify and unload materials on the tooling fixtures on the first circulating tooling 12; the empty tooling vision inspection component 112 is used to inspect empty fixtures to ensure that there are no materials on the fixtures; the first dust blowing component 113 is used to clean the tooling fixtures on the first circulating tooling 12.

[0041] Based on the above embodiments, the base hook-loading machine 3 includes a third frame and a third circulating fixture 32 rotatably mounted on the third frame 31; along the circumference of the third circulating fixture 32, a base feeding double-link robot 33, a fixture rotation mechanism 34, a left hook feeding device 35, a right hook feeding device 36, a third vision inspection device 37, a third finished product unloading device 38, and a fixture feeding robot 39 are sequentially installed; a third defective product receiving mechanism 310 is normally provided on one side of the third circulating fixture 32; the base The dual-arm feeding robot 33 is used to horizontally flip the base output from the front drying oven 2 and then transport it to the fixture on the third circulating tooling 32; the tooling rotation mechanism 34 is used to flip the tooling 180°; the left hook feeding device 35 is used to assemble the left hook onto the base; the right hook feeding device 36 is used to assemble the right hook onto the base; the third vision inspection device 37 is used to perform visual inspection on the base with the left and right hooks assembled; the third finished product unloading device 38 is used to classify and unload the finished products.

[0042] Based on the above embodiments, the core riveting machine 4 includes a fourth frame and a fourth circulating fixture 42 rotatably mounted on the fourth frame 41; along the circumference of the fourth circulating fixture 42, a yoke feeding device 43, a coil feeding device 44, a core feeding device 45, an array of magnetic circuit riveting devices 46, a fourth visual inspection device 47, a defective product unloading device 48, and a switching device 49 are sequentially arranged; the yoke feeding device 43 is used to assemble the yoke into the fixture on the fourth circulating fixture 42; The coil feeding device 44 is used to assemble the coil into the fixture on the fourth circulating tooling 42; the iron core feeding device 45 is used to rotate and adjust the coil before transferring it into the fixture on the fourth circulating tooling 42; the magnetic circuit riveting device 46 is used to rivet the yoke, iron core and coil into a whole; the fourth visual inspection device 47 is used to inspect the magnetic circuit after riveting; the defective product unloading device 48 is used to automatically unload defective products; and the switching device 49 is used to transport the tooling to another side.

[0043] Based on the above embodiments, the magnetic circuit and armature pusher 5 includes a fifth frame and a fifth circulating fixture 52 rotatably mounted on the fifth frame 51; along the periphery of the fifth circulating fixture 52, there are sequentially arranged an armature feeding device 53, an armature pressing device 54, a pusher feeding device 55, an ion fan assembly 56, a guide power supply device 57, a fifth contact blowing device 58, a fifth visual inspection device 513, a fifth finished product unloading robot device 59, and a fifth fixture feeding robot device 510; a magnetic circuit feeding robot 511 is symmetrically arranged on one side of the fifth circulating fixture 52, and a magnetic circuit flipping mechanism 512 is provided between adjacent magnetic circuit feeding robots 511.

[0044] Based on the above embodiments, the adjustment machine 6 includes a sixth frame 61 and a sixth circulating fixture 62 rotatably mounted on the sixth frame 61; a four-axis transport robot 63 is arranged in a sequential array along the moving direction of the sixth circulating fixture 62; each of the four-axis transport robots 63 is equipped with a testing mechanism 64; a defective product visual inspection mechanism 65 is movably provided at one end of the sixth circulating fixture 62; a defective product unloading robot 66 is provided between the adjacent defective product visual inspection mechanism 65 and the sixth circulating fixture 62; a fixture switching component 67 is provided at the other end of the sixth circulating fixture 62; a rotating component 68 is provided below the fixture switching component 67; and a sixth dust blowing component 69 is provided on one side of the fixture switching component 67.

[0045] Based on the above embodiments, the sealing vent machine 103 includes a tenth frame 1031 and a first transport slide 1032 and a second transport slide 1033 arranged parallel to the frame 1031; a tenth loading robot 1034 is provided at one end of the first transport slide 1032; a flipping loading mechanism is provided below the tenth loading robot 1034 for flipping the product conveyed by the tenth loading robot 1034 180° before placing it on the first transport slide 1032; a tenth shifting fork mechanism 1035 is provided between adjacent first transport slides 1032 and second transport slides 1033 for intermittently pushing materials forward; a sealing glue dispensing device 1036 is movably provided opposite the tenth shifting fork mechanism 1035 for sealing the vent holes on the product; the first transport slide 1032 is provided with a twisted track for flipping the glued product 180 degrees while moving it forward.

[0046] The production line disclosed in this invention sequentially assembles all components of a miniature relay, tests all electrical parameters of the assembled product, screens defective products found during assembly and testing, and finally outputs qualified finished products. This production line achieves fully automated production of miniature relays, avoiding the use of manual labor, effectively reducing labor costs, and improving production efficiency.

[0047] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structural or procedural transformations made based on the content of the present invention's specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of the present invention.

Claims

1. A small-scale automated relay assembly production line, characterized in that: The automated assembly line for small relays is connected in sequence according to the production process as follows: a base mounting and dispensing machine for moving and stationary springs (1), a front oven (2), a base mounting hook machine (3), a core riveting machine (4), a magnet circuit and armature pusher machine (5), an adjustment machine (6), a cover machine (7), a primary electrical inspection machine (8), a pin soldering machine (9), a preheating oven (10), a base plate dispensing machine (101), a base plate oven (102), a vent sealing machine (103), a vacuum leak detector (104), a secondary electrical inspection machine (105), a laser marking machine (106), a plastic box and tube packaging machine (107), an armature shaping machine (108), and a yoke shaping machine (109); the base mounting and dispensing machine for moving and stationary springs (1) is horizontally arranged on one side with a spring strip forming machine (120), a moving spring strip cutting machine (121), a stationary spring strip forming machine (122), and a stationary spring strip cutting machine (123); The base mounting spring and dispensing machine (1) includes a first frame (11) and a first circulating fixture (12) rotatably mounted on the first frame (11); along the periphery of the first circulating fixture (12) are sequentially mounted a base loading device (13), a spring loading device (14), a spring pressing device, a spring loading device (15), a spring pressing device (16), a first visual inspection device (17), a contact blowing device (18), a base dispensing device (19), a dispensing visual inspection device (110), and a first finished product unloading device. The equipment includes a material handling robot (111), an empty tooling vision inspection component (112), and a first dust blowing component (113); a defective product receiving component (114) is provided parallel to one side of the first circulating tooling (12); the base loading device (13) is used to grab and transport the bases in groups of four to the tooling fixture on the first circulating tooling (12); the moving spring loading device (14) includes a moving spring insertion and removal mechanism and a moving spring handling robot arrayed above the moving spring insertion and removal mechanism, used to grab the formed moving springs and assemble them onto the bases; the moving spring pressing... The spring feeding device (15) is used to press the moving spring into the mounting groove of the base; the stationary spring feeding device (15) includes a stationary spring insertion / removal mechanism and a stationary spring handling robot array arranged above the stationary spring insertion / removal mechanism, used to grab the formed stationary spring and assemble it onto the base; the stationary spring pressing device (16) is used to press the stationary spring into the mounting groove of the base; the first visual inspection device (17) is used to photograph and inspect the objects on the tooling fixture on the first circulating tooling (12) to determine whether they are qualified and to locate the glue dispensing position; the contact blowing device (18) is used to... Clean foreign matter adhering to the contact points; the base dispensing device (19) is used to dispense glue to the base; the dispensing visual inspection device (110) is used to re-inspect the finished product after dispensing; the first finished product unloading robot (111) is used to classify and unload the materials on the tooling fixture on the first circulating tooling (12); the empty tooling visual inspection component (112) is used to inspect the empty fixture to ensure that there are no materials on the fixture; the first dust blowing component (113) is used to clean the tooling fixture on the first circulating tooling (12).

2. The automated assembly line for small relays as described in claim 1, characterized in that: The base hook-loading machine (3) includes a third frame and a third circulating fixture (32) rotatably mounted on the third frame (31); along the periphery of the third circulating fixture (32), a base feeding double-link manipulator (33), a fixture rotation mechanism (34), a left hook feeding device (35), a right hook feeding device (36), a third vision inspection device (37), a third finished product unloading device (38), and a fixture feeding manipulator (39) are sequentially installed; a third defective product receiving mechanism (310) is normally provided on one side of the third circulating fixture (32); the base The dual-arm feeding robot (33) is used to horizontally flip the base output from the front oven (2) and then transport it to the fixture on the third circulating tooling (32); the tooling rotation mechanism (34) is used to flip the tooling 180°; the left hook feeding device (35) is used to assemble the left hook onto the base; the right hook feeding device (36) is used to assemble the right hook onto the base; the third visual inspection device (37) is used to visually inspect the base with the left and right hooks assembled; the third finished product unloading device (38) is used to classify and unload the finished products.

3. The automated assembly line for small relays as described in claim 2, characterized in that: The riveting machine (4) includes a fourth frame and a fourth circulating fixture (42) rotatably mounted on the fourth frame (41); along the periphery of the fourth circulating fixture (42) are sequentially arranged a yoke feeding device (43), a coil feeding device (44), a core feeding device (45), an array of magnetic circuit riveting devices (46), a fourth visual inspection device (47), a defective product unloading device (48), and a switching device (49); the yoke feeding device (43) is used to assemble the yoke into the fixture on the fourth circulating fixture (42); The coil feeding device (44) is used to assemble the coil into the fixture on the fourth circulating tooling (42); the iron core feeding device (45) is used to rotate and adjust the coil and then transfer it into the fixture on the fourth circulating tooling (42); the magnetic circuit riveting device (46) is used to rivet the yoke, iron core and coil into a whole; the fourth visual inspection device (47) is used to inspect the magnetic circuit after riveting; the defective product unloading device (48) is used to automatically unload defective products; the switching device (49) is used to move the tooling to the other side.

4. The automated assembly line for small relays as described in claim 3, characterized in that: The magnetic circuit and armature pusher (5) includes a fifth frame and a fifth circulating fixture (52) rotatably mounted on the fifth frame (51); along the periphery of the fifth circulating fixture (52), there are sequentially arranged an armature feeding device (53), an armature pressing device (54), a pusher feeding device (55), an ion fan assembly (56), a guide power supply device (57), a fifth contact blowing device (58), a fifth visual inspection device (513), a fifth finished product unloading robot device (59), and a fifth fixture feeding robot device (510); a magnetic circuit feeding robot (511) is symmetrically arranged on one side of the fifth circulating fixture (52), and a magnetic circuit flipping mechanism (512) is provided between adjacent magnetic circuit feeding robots (511).

5. The automated assembly line for small relays as described in claim 1, characterized in that: The adjustment machine (6) includes a sixth frame (61) and a sixth circulating fixture (62) rotatably mounted on the sixth frame (61); a four-axis transport robot (63) is arranged in a series along the direction of movement of the sixth circulating fixture (62); each of the four-axis transport robots (63) is equipped with a testing mechanism (64); a defective product visual inspection mechanism (65) is movably provided at one end of the sixth circulating fixture (62); a defective product unloading robot (66) is provided between the adjacent defective product visual inspection mechanism (65) and the sixth circulating fixture (62); a fixture switching component (67) is provided at the other end of the sixth circulating fixture (62); a rotating component (68) is provided below the fixture switching component (67); a sixth dust blowing component (69) is provided on one side of the fixture switching component (67).

6. The automated assembly line for small relays as described in claim 1, characterized in that: The sealing venting machine (103) includes a tenth frame (1031) and a first transport slide (1032) and a second transport slide (1033) arranged parallel to the frame (1031). A tenth loading robot (1034) is provided at one end of the first transport slide (1032). A flipping loading mechanism is provided below the tenth loading robot (1034) for flipping the product conveyed by the tenth loading robot (1034) 180° before placing it on the first transport slide (1032). A tenth shifting fork mechanism (1035) is provided between the adjacent first transport slide (1032) and second transport slide (1033) for intermittently pushing the material forward. A sealing dispensing device (1036) is movably provided opposite the tenth shifting fork mechanism (1035) for sealing the venting holes on the product. The first transport slide (1032) is provided with a twisted track for flipping the dispensed product 180° while moving it forward.

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