CN116276057B

CN116276057B - Automatic assembly machine for core pulling assembly

Info

Publication number: CN116276057B
Application number: CN202310487026.2A
Authority: CN
Inventors: 樊伟权; 沈力; 唐耀威
Original assignee: Wanhui Hardware Shenzhen Co ltd
Current assignee: Wanhui Hardware Shenzhen Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-12-15
Anticipated expiration: 2043-04-28
Also published as: CN116276057A

Abstract

The invention belongs to the technical field of machining, and particularly relates to an automatic assembling machine for a core pulling assembly, which comprises an operating table, a first seat body feeding mechanism, a spring feeding mechanism, a shaft feeding mechanism, a stamping device and a collecting mechanism; the operation table comprises a table body and a rotary table, the rotary table is rotationally connected to the table body, and a plurality of jigs for accommodating the core pulling assembly are arranged on the rotary table; the first base body feeding mechanism is used for screening the base plate base and conveying the base plate base into the jig; the spring feeding mechanism is used for screening the compression springs and conveying the compression springs into the jig; the shaft feeding mechanism is used for screening the mandrel and then conveying the mandrel into the jig; the stamping device comprises a stamping base and a stamping head which are oppositely arranged, wherein a combined unit is placed at an interval between the stamping head and the stamping base, and the stamping head can be close to the stamping base along the axis of the mandrel to stamp the small end of the mandrel; the collecting mechanism is used for collecting the punched core pulling assembly. According to the automatic assembling machine for the core pulling assembly, disclosed by the embodiment of the invention, the whole process is automatically processed, and the degree of automation is high.

Description

Automatic assembly machine for core pulling assembly

Technical Field

The invention belongs to the technical field of machining, and particularly relates to an automatic assembling machine for a core pulling assembly.

Background

The idle lock is a new type mechanical lock, which includes a shell, a key, a lock core, a blade, a shifting block and a sliding block with teeth on the inner side. The principle is that the tooth flower on the key is matched with the blade in the lock cylinder, so that the key pushes the linear lock head in the shifting block, and then the shifting block and the lock head are driven to rotate together. For example, refer to the whole body (i.e., a straight lock) formed by the transmission member 23 and the slide protrusion 233 in the chinese patent publication No. CN 216110139U.

At present, the novel shifting block in the market is driven by a core pulling assembly, the core pulling assembly specifically comprises a core pulling shaft, a spring and a chassis seat and a top disc seat which are arranged at two ends of the core pulling shaft, the core pulling shaft penetrates through the chassis seat and the top disc seat, two ends of the core pulling shaft radially protrude outwards to form a limiting ring, and therefore the two ends of the core pulling shaft can rotate relative to the chassis seat and the top disc seat. One end of the mandrel is preset with a limiting ring, and the other end of the mandrel is punched with the limiting ring through punching equipment after being assembled.

The core pulling assembly can be divided into two kinds according to the structural complexity, wherein one kind of the core pulling assembly is as described above, referring to fig. 16, the left drawing in fig. 16 is the whole structure thereof, the right drawing is the explosion structure thereof, and the core pulling assembly is assembled by four independent parts (a core pulling shaft 100, a compression spring 400, a chassis seat 200 and a top disc seat 300); as shown in fig. 15, the left drawing is an integral drawing, the right drawing is an exploded drawing, and another way is to enlarge the diameter of the preset limiting ring 500 of the drawing mandrel 100, so as to realize the effect of integrating the drawing mandrel 100 and the top disc seat, and only three parts (the drawing mandrel 100, the compression spring 400 and the chassis seat 200) are required to be assembled.

The existing core drawing processing procedures are scattered, 3-4 parts are manually selected and assembled, then the parts are processed by a punch press, and then visual inspection is manually carried out. It can be seen that the process is labor intensive and has low processing efficiency.

Disclosure of Invention

The technical problems to be solved by the invention are as follows: the existing core drawing processing procedures are all distributed, the processing efficiency is low, and the automatic core drawing assembly machine is provided.

In order to solve the technical problems, the embodiment of the invention provides an automatic assembling machine for a core pulling assembly,

the device comprises an operation table, a first seat body feeding mechanism, a spring feeding mechanism, a shaft feeding mechanism, a stamping device and a collecting mechanism;

the operating platform comprises a platform body and a rotary table, the rotary table is rotationally connected to the platform body, and a plurality of jigs for accommodating the core pulling assembly are arranged on the rotary table;

the first base body feeding mechanism is used for screening the chassis base and conveying the chassis base into the jig;

the spring feeding mechanism is used for screening the compression springs and conveying the compression springs to the position above the chassis seat in the jig so as to form a coaxial combination of the compression springs and the chassis seat;

the shaft feeding mechanism is used for screening the mandrel and conveying the mandrel into a perforation of a chassis seat in the jig so as to form a combined unit of the mandrel, the compression spring and the chassis seat which are coaxial;

The stamping device comprises a stamping base and a stamping head which are oppositely arranged, wherein the interval between the stamping head and the stamping base is used for placing a combined unit, and the stamping head can be close to the stamping base along the axis of the core drawing shaft so as to stamp the small end of the core drawing shaft, so that a core drawing assembly is obtained;

the collecting mechanism is used for collecting the core pulling assembly.

Optionally, the first base feeding mechanism includes a first screening component and a first moving component;

the first screening assembly comprises a first vibrating screen, a first pipeline and a first misplacement mechanism, the first pipeline is connected with an outlet of the first vibrating screen, and the first misplacement mechanism is arranged at the outlet of the first pipeline;

the first misplacement mechanism comprises a first reciprocating piece and a first platform, the first platform is arranged at the outlet of the first pipeline, the first reciprocating piece is arranged on the first platform, an output rod of the first reciprocating piece is provided with a containing groove, when the first reciprocating piece is contracted, the containing groove is opposite to the outlet of the first pipeline, and when the first reciprocating piece is extended, the containing groove is far away from the first pipeline, and the output rod of the first reciprocating piece blocks the outlet of the first pipeline so as to convey chassis seats one by one;

The first moving assembly comprises a first mechanical claw, a first X-axis module, a first Y-axis module and a first rotating module;

the first X-axis module is arranged on the table body, the first X-axis module can transversely move relative to the turntable, the first Y-axis module is arranged on the first X-axis module, the first Y-axis module can vertically move relative to the first X-axis module, the first rotating module is arranged on the first Y-axis module, the first mechanical claw is arranged on the first rotating module, the rotating shaft of the first rotating module is perpendicular to the upper surface of the table body, and the first rotating module rotates in situ relative to the first Y-axis module;

the first moving assembly is used for clamping the chassis seat from the accommodating groove and moving the chassis seat into the jig.

Optionally, the spring feeding mechanism comprises a second screening component and a second moving component;

the second screening component comprises a second vibrating screen, a material guide air pipe and a second staggered separation mechanism; the inner diameter of the material guide air pipe is larger than the outer diameter of the compression spring so that the compression spring can be conveyed from the material guide air pipe, the material guide air pipe is vertically arranged, the upper end inlet of the material guide air pipe is connected with the outlet of the second vibrating screen, and the lower end outlet of the material guide air pipe and the turntable are arranged at intervals;

The second misplacement mechanism comprises a second reciprocating piece arranged on the platform body, the second reciprocating piece is arranged at an outlet of the lower end of the air duct, and a telescopic rod of the second reciprocating piece reciprocates to block the compression springs from falling down, so that the compression springs can fall down one by one;

the second moving assembly comprises a second mechanical claw, a second Y-axis module and a second rotating module, the second Y-axis module is installed on the table body, the second rotating module is installed on the second Y-axis module, the second mechanical claw is installed on the second rotating module, the second mechanical claw is arranged in the interval between the lower end of the air duct and the turntable, and the rotating shaft of the second rotating module is parallel to the upper surface of the table body, so that the second mechanical claw rotates up and down by 180 degrees around the rotating shaft of the second mechanical claw;

the second moving component is used for clamping the compression spring from the outlet of the material guide air pipe and moving to the chassis seat in the jig to form the assembly.

Optionally, the shaft feeding mechanism comprises a third screening component and a third moving component;

the third screening assembly comprises a third vibrating screen and a second pipeline, and the second pipeline is connected with an outlet of the third vibrating screen;

The third moving assembly comprises a clamping assembly, a guide mechanism, a pre-pressing assembly and a transferring assembly, the clamping assembly comprises a third X-axis reciprocating module and a third reciprocating mechanical claw, the third reciprocating mechanical claw is connected with the third X-axis reciprocating module, and the third reciprocating mechanical claw is used for clamping a core pulling shaft in the second pipeline to the outside;

the transfer assembly comprises a third transfer mechanical claw, a third X-axis displacement module, a third Y-axis module and a third rotary module, wherein the third Y-axis module is arranged on the table body, the third X-axis displacement module is arranged on the third Y-axis module, the third rotary module is arranged on the third X-axis displacement module, and the third transfer mechanical claw is arranged on the third rotary module;

the pre-pressing assembly comprises an electric claw and a vertical displacement mechanism, the electric claw is connected with the table body through the vertical displacement mechanism, two claw parts of the electric claw are respectively provided with a pressing plate, the lower side surfaces of the pressing plates are used for contacting compression springs and pressing down, the opposite sides of the two pressing plates are provided with preset holes, and the diameters of the preset holes are used for allowing the small ends of the mandrel to pass through;

The guide mechanism comprises a thimble and a guide lifting mechanism, the thimble is connected with the guide lifting mechanism, the guide lifting mechanism is connected with the table body, the thimble is arranged below the turntable, and the thimble can pass through a chassis seat in the jig under the action of the guide lifting mechanism;

the clamping assembly is used for clamping the mandrel in the second pipeline to the outside, and the transferring assembly is used for clamping and transferring the mandrel in the clamping assembly to the compression spring in the jig to form the combined unit.

Optionally, the automatic core pulling assembly machine further comprises a pressing mechanism, wherein the pressing mechanism comprises a first pressing rod and a third pressing rod;

the first lower pressure rod is arranged on the first mechanical claw, the first lower pressure rod is positioned above the first mechanical claw, and the first lower pressure rod can vertically move relative to the first mechanical claw, so that the first lower pressure rod can drive the chassis seat to move downwards;

the third pressing rod is arranged on the third transferring mechanical claw, the third pressing rod is located above the third transferring mechanical claw, and the third pressing rod can vertically move relative to the third transferring mechanical claw, so that the third pressing rod can drive the mandrel to move downwards.

Optionally, the turntable is provided with a plurality of mounting through holes, the plurality of mounting through holes are arranged around the turntable, the plurality of jigs are in one-to-one correspondence with the plurality of mounting through holes, and the jigs are mounted above the mounting through holes;

the jig is provided with a punching hole, a workpiece groove and a clamp groove, wherein the projection of the punching hole in the overlooking direction is positioned in the projection of the mounting through hole in the direction, the workpiece groove and the punching hole are coaxial, and the punching hole is positioned below the workpiece groove;

the clamp groove is communicated with the workpiece groove and is used for enabling the first mechanical claw, the second mechanical claw, the third reciprocating mechanical claw, the third transferring mechanical claw and the clamping jaw to enter and exit so as to clamp the workpiece.

Optionally, the automatic assembling machine of the core pulling assembly further comprises a detection and identification system, wherein the detection and identification system comprises a first visual detection assembly and a second visual detection assembly;

the first visual detection assembly is arranged above the first vibrating screen and comprises a visual detection assembly and a processing assembly, the visual detection assembly is used for detecting whether the orientation of the chassis seat is correct, and the processing assembly is used for blowing the chassis seat with the incorrect orientation into the first vibrating screen;

The second visual inspection assembly is arranged on the table body, the inspection head of the second visual inspection assembly faces the table body, and the fourth inspection assembly is used for inspecting whether the combined unit of the workpiece is completely assembled.

Optionally, the detection and discrimination system further includes a laser detection mechanism, the laser detection mechanism is slidably connected to the table body, the laser detection mechanism is disposed above the turntable, and the laser detection mechanism can be displaced to above the jig to detect whether the height of the combined unit is qualified or not.

Optionally, the collecting mechanism comprises a clamping jaw, a vertical sliding mechanism, a collecting groove and a rotating seat, wherein the clamping jaw is arranged on the vertical sliding mechanism, the vertical sliding mechanism is installed on the table body through the rotating seat, the collecting groove is positioned on the moving path of the clamping jaw, and the collecting groove is positioned below the moving path of the clamping jaw;

the collecting mechanism further comprises a defective product groove and a slide, the high end of the slide is located on the moving path of the clamping jaw, the slide is located below the clamping jaw, and the low end of the slide is located above the defective product groove.

Optionally, the automatic assembling machine of the core pulling assembly further comprises a second base body feeding mechanism, wherein the second base body feeding mechanism is arranged behind the spring feeding mechanism and in front of the shaft feeding mechanism, and comprises a second pressing rod, a fourth screening assembly and a fourth moving mechanism;

The fourth screening component comprises a fourth vibrating screen, a third pipeline and a third staggered separation mechanism, the third pipeline is connected with an outlet of the fourth vibrating screen, and the third staggered separation mechanism is arranged at the outlet of the third pipeline;

the third staggered mechanism comprises a second reciprocating piece and a second platform, the second platform is arranged at the outlet of the third pipeline, the second reciprocating piece is provided with a containing groove, when the second reciprocating piece contracts, the containing groove is opposite to the outlet of the third pipeline, and when the second reciprocating piece stretches, the containing groove is far away from the third pipeline, and the output rod of the second reciprocating piece blocks the outlet of the third pipeline so as to convey the top disc seat one by one;

the fourth moving mechanism comprises a fourth mechanical claw, a fourth X-axis module, a fourth Y-axis module and a fourth rotating module, wherein the fourth X-axis module is arranged on the table body, the fourth X-axis module moves transversely, the fourth Y-axis module is arranged on the fourth X-axis module, the fourth Y-axis module moves vertically relative to the fourth X-axis module, the fourth rotating module is arranged on the fourth Y-axis module, the fourth mechanical claw is arranged on the fourth rotating module, the rotating shaft of the fourth rotating module is perpendicular to the upper surface of the table body, the fourth rotating module rotates in situ relative to the fourth Y-axis module, and the fourth mechanical claw is used for clamping a top disc seat;

The second pressing rod is arranged on the fourth mechanical claw, the second pressing rod is located above the fourth mechanical claw, and the second pressing rod can vertically move relative to the fourth mechanical claw, so that the second pressing rod can drive the top disc seat to move downwards.

According to the automatic assembling machine for the core pulling assembly, the turntable drives the jig to rotate, and the first base feeding mechanism screens the base plate seat and conveys the base plate seat into the jig. The spring feeding mechanism screens the compression springs and conveys the compression springs into the jig. And then, the shaft feeding mechanism is used for screening the mandrel and conveying the mandrel into the jig and putting the jig into the through hole of the chassis seat. And then, the stamping head of the stamping device is close to the stamping base along the axis of the mandrel to stamp the small end of the mandrel. Finally, the collection mechanism is used for collecting the punched core pulling assembly.

Drawings

FIG. 1 is an overall schematic view of an automatic core pulling assembly machine according to a first embodiment of the present invention;

FIG. 2 is a schematic layout view of an automatic assembling machine for core pulling assemblies according to a first embodiment of the present invention;

fig. 3 is a schematic diagram of a first base feeding mechanism of an automatic assembling machine for a core pulling assembly according to a first embodiment of the present invention;

Fig. 4 is a schematic structural view of a spring feeding mechanism of an automatic assembling machine for a core pulling assembly according to a first embodiment of the present invention;

FIG. 5 is a schematic view in partial cross-section of a spring loading mechanism of an automatic assembly machine for core pulling assemblies provided by a first embodiment of the present invention;

fig. 6 is an overall schematic diagram of a shaft feeding mechanism of an automatic core pulling assembly machine according to a first embodiment of the present invention;

FIG. 7 is an enlarged schematic view of portion A of FIG. 6;

FIG. 8 is a mating view of the guide mechanism and the electric pawl of the automatic assembly machine for core pulling assemblies provided by the first embodiment of the present invention;

FIG. 9 is a block diagram of a guide mechanism of an automatic assembly machine for core pulling assemblies according to a first embodiment of the present invention;

fig. 10 is a position diagram of a punching device of an automatic assembling machine for core drawing components according to a first embodiment of the present invention;

FIG. 11 is a block diagram of a stamping device of an automatic assembly machine for core pulling assemblies according to a first embodiment of the present invention;

FIG. 12 is an overall schematic view of a collecting device of an automatic assembling machine for core pulling assemblies according to a first embodiment of the present invention;

FIG. 13 is a partial block diagram of a collection device of an automatic assembly machine for core pulling assemblies according to a first embodiment of the present invention;

FIG. 14 is a schematic layout view of an automatic assembling machine for core pulling assemblies according to a second embodiment of the present invention;

FIG. 15 is a schematic view of one of the pull core assemblies;

fig. 16 is a schematic structural view of another core pulling assembly.

Reference numerals in the specification are as follows:

100. pulling out the mandrel; 200. a chassis base; 300. a top tray seat; 400. a compression spring; 500. a limiting ring;

1. an operation table; 11. a table body; 12. a turntable; 13. a jig; 14. a mounting base; 15. mounting through holes; 16. punching a hole; 17. a workpiece groove; 18. a clamp groove; 21. a first vibrating screen; 22. a first pipe; 23. a first shuttle; 231. a receiving groove; 24. a first platform; 25. a first gripper; 26. a first X-axis module 26; 27. a first Y-axis module; 28. a first rotation module; 29. a first downward pressing rod; 31. a second vibrating screen; 32. a material guide air pipe; 33. a second shuttle; 34. a misclassifier; 341. a channel; 35. a second gripper; 36. a second Y-axis module; 37. a second rotation module; 41. a third vibrating screen; 42. a second pipe; 422. a notch; 43. a third X-axis reciprocating module; 44. a third reciprocating gripper; 45. a third transfer gripper; 46. a third X-axis displacement module; 47. a third Y-axis module; 48. a third rotation module; 49. a third pressing rod; 51. a collection tank; 52. a clamping jaw; 53. a rotating seat; 55. a slide; 56. a sliding mechanism; 61. a first visual inspection assembly; 62. a second visual inspection assembly; 63. a laser detection mechanism; 64. a vertical sliding mechanism; 71. a fourth gripper; 72. a fourth X-axis module; 73. a fourth Y-axis module; 74. a fourth rotation module; 75. a second pressing rod; 81. punching heads; 82. stamping a base; 83. a first punch lifting mechanism; 84. a second punch lifting mechanism; 91. an electric claw; 92. a vertical displacement mechanism; 93. a thimble; 94. guiding the lifting mechanism.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

First embodiment

As shown in fig. 15, the present embodiment is configured with a drawing core assembly composed of 3 parts (drawing core shaft 100, compression spring 400 and bottom chassis base 200), that is, drawing core shaft 100 in the present embodiment is a structure in which top chassis base 300 and drawing core shaft 100 are integrated. The drawing mandrel 100 in this embodiment is formed by fixing a coaxial rotating shaft and a disc, so that the drawing mandrel 100 is T-shaped. In this embodiment, a hole through which the small end of the pulling mandrel 100 penetrates is provided at the center of the chassis seat 200, the middle part of one end of the chassis seat 200 protrudes to form a circular truncated cone-shaped protrusion, one end of the compression spring 400 is sleeved outside the protrusion, the other end of the compression spring 400 is sleeved outside the rotating shaft of the pulling mandrel 100, the pulling mandrel 100 penetrates from one end of the chassis seat 200 provided with a limiting ring to the other end, the small end of the pulling mandrel 100 forms a limiting ring 500 after being punched or riveted, and the compression spring 400 is fixed between the pulling mandrel 100 and the chassis seat 200.

As shown in fig. 1 and fig. 2, the automatic assembling machine for a core pulling assembly provided by the first embodiment of the invention comprises an operation table 1, a first seat body feeding mechanism, a spring feeding mechanism, a shaft feeding mechanism, a stamping device and a collecting mechanism. The operation table 1 comprises a table body 11 and a rotary table 12, wherein the rotary table 12 is rotatably connected to the table body 11, and a plurality of jigs 13 for accommodating core pulling assemblies are arranged on the rotary table 12. The table body 11 comprises a table body 11 and a plurality of mounting seats 14, a first seat body feeding mechanism, a spring feeding mechanism, a shaft feeding mechanism, a stamping device and a collecting mechanism are mounted on the table body 11 through the plurality of mounting seats 14, and the processing procedures are sequentially the first seat body feeding mechanism, the spring feeding mechanism, the shaft feeding mechanism, the stamping device and the collecting mechanism, and the assembling process is sequentially arranged beside the turntable 12. First, the first base feeding mechanism is used for screening the chassis base 200 and conveying the chassis base 200 into the jig 13. Thereafter, the spring loading mechanism is used for screening the compression spring 400 and conveying the compression spring 400 to the position above the chassis base 200 in the jig 13 so as to form a coaxial combination of the compression spring 400 and the chassis base 200. And then, the shaft feeding mechanism is used for screening the drawing mandrel 100, conveying the drawing mandrel 100 into the jig 13 and putting the drawing mandrel into the through hole of the chassis base 200 to form a combined unit of the drawing mandrel 100, the compression spring 400 and the chassis base 200, wherein the combined unit is coaxial. And then, the stamping device comprises a stamping base 82 and a stamping head 81 which are oppositely arranged, the stamping head 81 and the stamping base 82 are spaced to place the combined unit, the stamping head 81 can be close to the stamping base 82 along the axis of the mandrel 100 to stamp the small end of the mandrel 100, a limiting ring is formed at the small end of the mandrel after stamping, and the three parts are processed into a finished product, namely a mandrel assembly. Finally, the collection mechanism is used for collecting the punched core pulling assembly.

The process for processing the core drawing assembly of the embodiment is as follows: the turntable 12 rotates to enable one of the empty jigs 13 to rotate to the first seat body feeding mechanism and stay for a short time, a chassis seat 200 is put into the jig 13 through the first seat body feeding mechanism, then the jig 13 with the chassis seat 200 is rotated to the spring feeding mechanism again and stays for a short time, a spring is input into the jig 13 through the spring feeding mechanism, and the spring and the chassis seat 200 are coaxial to form a combined body; the turntable 12 rotates again, the jig 13 rotates to the shaft feeding mechanism again and stays for a short time, the shaft feeding mechanism inputs the mandrel 100 into the jig 13, the mandrel 100 sequentially penetrates into the compression spring 400 and the chassis seat 200, and the three form a combined unit; the turntable 12 and the jig 13 rotate a certain angle to the stamping device and stay for a short time, and the stamping head 81 of the stamping device stamps the small end of the mandrel 100, so that the small end of the mandrel 100 protrudes outwards to form the limiting ring 500. And the finished product core pulling assembly is rotated to a collecting mechanism and stays for a short time, the collecting mechanism collects the finished product from the jig 13, all production processes are completed, and the next wheel assembly work is started.

In this embodiment, as shown in fig. 3, the first base feeding mechanism includes a first screening component and a first moving component. Wherein, first screening assembly includes first shale shaker 21, first pipeline 22 and first wrong extension mechanism, and the export of first shale shaker 21 is connected to first pipeline 22, and first wrong extension mechanism sets up in the export of first pipeline 22. The first misplacement mechanism comprises a first reciprocating member 23 and a first platform 24, the first misplacement mechanism comprises the first reciprocating member 23 and the first platform 24, the first platform 24 is arranged at the outlet of the first pipeline 22, the first reciprocating member 23 is arranged on the first platform 24, the first reciprocating member 23 is provided with a containing groove 231, the second reciprocating member 33 comprises a cylinder and a connecting rod, the connecting rod is fixedly connected to the output shaft of the cylinder, the containing groove 231 is arranged at one end of the connecting rod far away from the cylinder, when the first reciprocating member 23 contracts, the containing groove 231 is opposite to the outlet of the first pipeline 22, and when the first reciprocating member 23 stretches, the containing groove 231 is far away from the first pipeline 22 and the output rod of the first reciprocating member 23 blocks the outlet of the first pipeline 22 so as to convey the chassis seat 200 one by one.

The first screening assembly works as follows: the first vibrating screen 21 is used for screening the chassis base 200, because the structures at two ends of the chassis base 200 are different, under the screen action of the first vibrating screen 21, one end of the chassis base 200, which is provided with a bulge, faces upwards, then the chassis base 200 is conveyed in the first pipeline 22, and conveyed to the outlet of the first pipeline 22, the first reciprocating member 23 reciprocates, after the containing groove 231 is aligned with the outlet of the first pipeline 22, one chassis base 200 is extruded into the containing groove 231, then the first reciprocating member 23 stretches, and the output rod of the first reciprocating member 23 stops the first pipeline 22 from continuously discharging, and the first reciprocating member 23 reciprocates in such a way, and is fed one by one.

As shown in fig. 1 and 3, the automatic core pulling assembly machine further comprises a detection and discrimination system comprising a first visual detection assembly 61. The first visual inspection assembly 61 is disposed above the first vibrating screen 21, and the first visual inspection assembly 61 includes a visual inspection assembly for inspecting whether the orientation of the chassis seat 200 is correct, and a processing assembly for blowing the chassis seat 200, which is incorrect, into the first vibrating screen 21.

After the first screen assembly ensures loading of chassis base 200, the first moving assembly includes a first gripper 25, a first X-axis module 26, a first Y-axis module 27, and a first rotating module 28. The first X-axis module 26 is installed on the table body 11, the first X-axis module 26 can transversely move relative to the turntable 12, the first Y-axis module 27 is installed on the first X-axis module 26, the first Y-axis module 27 can vertically move relative to the first X-axis module 26, the first rotary module 28 is installed on the first Y-axis module 27, the first mechanical claw 25 is installed on the first rotary module 28, the rotating shaft of the first rotary module 28 is perpendicular to the upper surface of the table body 11, and the first rotary module 28 rotates in situ relative to the first Y-axis module 27. The first moving assembly is used for re-clamping the chassis base 200 from the accommodating groove 231 and moving the chassis base 200 into the jig 13.

The automatic core pulling assembly assembling machine further comprises a pressing mechanism, the pressing mechanism comprises a first pressing rod 29, the first pressing rod 29 is arranged on the first mechanical claw 25, the first pressing rod 29 is located above the first mechanical claw 25, the first pressing rod 29 can vertically move relative to the first mechanical claw 25, and the first pressing rod 29 can drive the chassis base 200 to move downwards. The first lower pressure lever 29 is preferably a spring pressure lever, i.e. the pressure lever can be moved up and down under the action of a spring. Of course, it may be an output shaft of a cylinder fixed to the first gripper 25.

The first moving assembly and the first screening assembly cooperate as follows: when the first reciprocating member 23 extends, the chassis seat 200 is placed in the accommodating groove 231, and at this time, the first mechanical claw 25 approaches and extends into the accommodating groove 231 under the driving of the first X-axis module 26, the first Y-axis module 27 and the first rotating module 28, and clamps the chassis seat 200, so as to finish taking materials; then, the first mechanical claw 25 is close to the jig 13 on the turntable 12 under the driving of the first X-axis module 26, the first Y-axis module 27 and the first rotating module 28, and the chassis base 200 is placed into the jig 13, and the chassis base 200 is pressed into the jig 13 through the first pressing rod 29. And after the material is put in, starting the next material taking work.

Referring to fig. 1, and more particularly to fig. 4 and 5, in this embodiment, the spring loading mechanism includes a second screening assembly and a second moving assembly. Specifically, the second screening assembly comprises a second vibrating screen 31, a material guide air pipe 32 and a second misclassification mechanism; the internal diameter of air duct 32 is greater than the external diameter of compression spring 400 so that compression spring 400 carries in from air duct 32, and air duct 32 vertical setting, the upper end import of air duct 32 is connected in the export of second shale shaker 31, and the lower extreme export and the carousel 12 interval of air duct 32 set up.

The second misconnection mechanism comprises a second shuttle 33 and a misconnection device 34 which are arranged on the table body 11, the misconnection device 34 is arranged at the lower end of the air duct 32 and is connected with the air duct 32, a vertically arranged channel 341 is arranged in the misconnection device 34, the channel 341 is used for the compression spring 400 to pass through, the misconnection device 34 is also transversely provided with a rod hole which is communicated with the channel 341, the rod hole is used for the penetration of an output rod of the second shuttle 33, the output rod of the second shuttle 33 penetrates the rod hole, and the telescopic rod of the second shuttle 33 reciprocates to block the compression spring 400 from falling down, so that the compression spring 400 can fall down one by one.

The feeding process of the second screening assembly is as follows: the compression spring 400 is placed in the second vibration screen 31, and the compression spring 400 enters the air duct 32 and slides down along the air duct 32 after screening by the second vibration screen 31. After the compression spring 400 slides into the misconnector 34 from the air duct 32, when the output rod of the second shuttle 33 is contracted, the compression spring 400 slides down from the misconnector 34, and after one compression spring 400 is slid down, the output rod extends the blocking channel 341.

The second moving assembly comprises a second mechanical claw 35, a second Y-axis module 36 and a second rotating module 37, the second Y-axis module 36 is arranged on the table body 11, the second rotating module 37 is arranged on the second Y-axis module 36, the second mechanical claw 35 is arranged on the second rotating module 37, the second mechanical claw 35 is arranged in the interval between the lower end of the air duct 32 and the turntable 12, and the rotating shaft of the second rotating module 37 is parallel to the upper surface of the table body 11, so that the second mechanical claw 35 rotates around the rotating shaft by 180 degrees up and down. The second moving component is used for clamping the compression spring 400 from the outlet of the air duct and moving to the chassis seat 200 in the jig 13 to form a combination.

After the compression spring 400 slides out of the channel 341, the clamp of the second gripper 35 faces upwards to clamp the spring, and then the second gripper 35 rotates 180 degrees downwards, at this time, the second gripper 35 is located above the jig 13, and then the second Y-axis module 36 drives the second gripper to move so as to put the compression spring 400 into the jig 13.

In this embodiment, the axle feed mechanism includes a third screening assembly and a third moving assembly. The third screening assembly includes a third vibrating screen 41 and a second duct 42, the second duct 42 being connected to an outlet of the third vibrating screen 41.

In this embodiment, the second pipe 42 is provided with a shaft groove, the width of the shaft groove is greater than the rotating shaft but smaller than the disc, the shaft groove is in an upper opening structure, the rotating shaft of the drawing mandrel 100 is located in the shaft groove, but the disc of the drawing mandrel 100 is lapped on the second pipe 42 on two sides of the shaft groove, so that the large end of the drawing mandrel 100 is always located above, and the rotating shaft is located below, at this time, the drawing mandrel 100 is convenient to move. And set up breach 422 in the exit of second pipeline 42, breach 422 is located the below of axle groove and intercommunication axle groove for pull out the part of the bottom of the pivot of dabber 100 and stretch out second pipeline 42, breach 422 this moment makes things convenient for the third removal subassembly to take the pivot.

Referring to fig. 6 to 9, the third moving assembly includes a gripping assembly including a third X-axis reciprocating die set 43 and a third reciprocating gripper 44, the third reciprocating gripper 44 being connected to the third X-axis reciprocating die set 43, the third reciprocating gripper 44 being for gripping the drawing mandrel 100 in the second pipe 42 to the outside. The transfer assembly comprises a third transfer gripper 45, a third X-axis displacement module 46, a third Y-axis module 47 and a third rotating module 48, wherein the third Y-axis module 47 is arranged on the table body 11, the third X-axis displacement module 46 is arranged on the third Y-axis module 47, the third rotating module 48 is arranged on the third X-axis displacement module 46, and the third transfer gripper 45 is arranged on the third rotating module 48.

Referring to fig. 8 and 9, the pre-pressing assembly includes an electric jaw 91 and a vertical displacement mechanism 92, the electric jaw 91 is connected with the table body 11 through the vertical displacement mechanism 92, two jaws of the electric jaw 91 are respectively provided with a pressing plate, a lower side surface of the pressing plate is used for contacting the compression spring 400 and pressing down, opposite sides of the two pressing plates are provided with preset holes, and the diameters of the preset holes are used for allowing the small ends of the drawing mandrel 100 to pass through.

Referring to fig. 6 and 7, the gripping assembly is used to grip from the pulling mandrel 100 in the second pipe 42 to the outside, and the transfer assembly is used to grip from the pulling mandrel 100 of the gripping assembly and transfer onto the compression spring 400 in the jig 13 to form a combined unit.

The third moving assembly works specifically as follows: the third X-axis reciprocating die set 43 extends towards the second pipeline 42, the third reciprocating gripper 44 moves towards the outlet of the second pipeline 42 under the driving of the third X-axis reciprocating die set 43, the clamp of the third reciprocating gripper 44 can move into the notch 422, the mandrel 100 is clamped from the notch 422 of the outlet of the second pipeline 42, and the mandrel returns in the original path. And then the third reciprocating mechanical claw 44 stays to wait for the third transferring mechanical claw 45 to approach under the drive of the third X-axis displacement module 46, the third Y-axis module 47 and the third rotation module 48, when the third transferring mechanical claw 45 is close to the third reciprocating mechanical claw 44 and is positioned above the third reciprocating mechanical claw 44, the third transferring mechanical claw 45 starts to clamp the rotating shaft of the mandrel 100, after the third transferring mechanical claw 45 clamps, the third reciprocating mechanical claw 44 is loosened, and the third transferring mechanical claw 45 is driven by the third X-axis displacement module 46, the third Y-axis module 47 and the third rotation module 48 to move above the jig 13 and place the mandrel 100 coaxially with the chassis base 200 into the jig 13.

Before the drawing core shaft 100 is inserted into the assembly, the electric claw 91 moves downwards into the jig 13, the claw parts of the electric claw 91 are utilized to approach to clamp the assembly, the spring and the chassis seat 200 are pressed down and simultaneously the assembly is clamped, at the moment, the preset holes of the two claw parts of the electric claw 91 are only used for the drawing core shaft 100 to pass through, and then the third transferring mechanical claw 45 moves to put the drawing core shaft 100 into the assembly.

Referring to fig. 8 and 9, when the drawing mandrel 100 is put in, a guiding mechanism is further provided, the guiding mechanism comprises a thimble 93 and a guiding lifting mechanism 94, the thimble 93 is connected to the guiding lifting mechanism 94, the guiding lifting mechanism 94 is connected to the table body 11, the thimble 93 is driven by the guiding lifting mechanism 94 to upwards enter the jig 13 and upwards penetrate out of the chassis base 200 until contacting the small end of the drawing mandrel 100, and then the thimble 93 and the third pressing rod 49 synchronously move to penetrate the drawing mandrel 100 into the chassis base 200.

Referring to fig. 6 and 7, more preferably, the transfer assembly further includes a third pressing rod 49 disposed on the third transfer gripper 45, in this embodiment, the third pressing rod 49 is identical to the first pressing rod 29 and the second pressing rod 75, the third pressing rod 49 may be a spring pressing rod or an output rod of a cylinder, the cylinder is fixed on the third transfer gripper 45, the third pressing rod 49 is located above the third transfer gripper 45, and the third pressing rod 49 and the pulling mandrel 100 are coaxially disposed. Taking an output rod of a third pressure-reducing rod 49-position cylinder as an example, when the third pressure-reducing rod 49 extends, the third pressure-reducing rod 49 vertically moves downwards relative to the third transfer mechanical claw 45, so that the third pressure-reducing rod 49 can drive the drawing mandrel 100 to move downwards, drive the drawing mandrel 100 to move downwards so as to ensure that a disc of the drawing mandrel 100 is contacted with the compression spring 400 and ensure that the drawing mandrel 100 is inserted into a through hole of the chassis seat, and after the third pressure-reducing rod 49 is placed into the drawing mandrel 100, the third transfer mechanical claw 45 integrally moves upwards; the electric jaw 91 then moves upward to disengage from the jig 13, and the chassis base 200, the compression spring 400, and the drawing mandrel 100 form a combined unit.

In this embodiment, referring to fig. 10, the turntable 12 is provided with a plurality of mounting through holes 15, the plurality of mounting through holes 15 are provided around the turntable 12, the plurality of jigs 13 and the plurality of mounting through holes 15 are in one-to-one correspondence, and the jigs 13 are mounted above the mounting through holes 15. The jig 13 is provided with a punch hole 16, a work piece groove 17, and a jig groove 18, the projection of the punch hole 16 in the top view direction is located in the projection of the mounting through hole 15 in the direction, the work piece groove 17 and the punch hole 16 are coaxial, and the punch hole 16 is located below the work piece groove 17. The clamp groove 18 communicates with the workpiece groove 17, and the clamp groove 18 is used for feeding and discharging the first gripper 25, the second gripper 35, the third reciprocating gripper 44, the third transfer gripper 45 and the clamping jaw 52 to clamp the workpiece.

Referring to fig. 10 and 11, a punching head 81 of the punching device is disposed below the turntable 12, a punching base 82 is higher than the turntable 12, the punching head 81 is driven to move upward by a first punching lifting mechanism 83, and the punching base 82 is driven to move downward by a second punching lifting mechanism 84. In this embodiment, the first punch lifting mechanism is powered by an air cylinder, and the second punch lifting mechanism is powered by a lead screw nut. The stamping process is as follows: after the jig 13 reaches the punching device, the punching base 82 moves downward to contact the core drawing mandrel 100, and then stops moving, after which the punching head 81 moves upward through the jig 13 and contacts the lower end of the core drawing mandrel 100 to start punching.

The mounting through hole 15 is suitably larger in diameter to allow the punch 81 of various diameters to pass therethrough. The punch 81 penetrates the punch hole 16 and the workpiece groove 17 from the mounting through hole 15 in order to rivet the small end of the drawing mandrel 100. In the present embodiment, the clamping structures of the first gripper 25, the second gripper 35, the third reciprocating gripper 44, the third transfer gripper 45 and the clamping jaw 52, the clamping structures of the clamping jaw 52 and the electric clamping jaw 91, and the like are all the same, so that the clamping groove 18 can be used for clamping any one of the above-mentioned grippers or clamping jaw 52 to ensure the assembly effect.

Referring to fig. 12 and 13, in the present embodiment, after the product is punched, it rotates with the turntable 12 to the collection mechanism, the collection mechanism includes the claw 52, the vertical sliding mechanism 64, the collection groove 51 and the rotating seat 53, the claw 52 is provided on the vertical sliding mechanism 64, the vertical sliding mechanism 64 is mounted on the table body 11 through the rotating seat 53, the collection groove 51 is located on the moving path of the claw 52, in the present embodiment, the claw 52 moves from above the turntable 12 toward away from the turntable 12, the collection groove 51 is located at the end of the moving path of the claw 52, and the collection groove 51 is located below the moving path of the claw 52.

The collecting mechanism further comprises a defective groove and a slide 55, wherein the high end of the slide 55 is positioned on the moving path of the clamping jaw 52, the slide 55 is positioned below the clamping jaw 52, and the low end of the slide 55 is positioned above the defective groove.

The detection discrimination system also includes a second visual detection component 62; the second visual inspection assembly 62 is disposed on the table body 11, the inspection head of the second visual inspection assembly 62 faces the table body 11, and the fourth inspection assembly is used for inspecting whether the combined unit of the workpiece is completely assembled.

In this embodiment, how to separately finish and reject is achieved by the following settings: the detection and discrimination system further comprises a laser detection mechanism 63, the laser detection mechanism 63 is slidably connected to the table body 11 through the sliding mechanism 56, the laser detection mechanism 63 is arranged above the turntable 12, and the laser detection mechanism 63 can be displaced above the jig 13 to detect whether the height of the combined unit is qualified or not. The visual detection technique and the laser detection are both prior art, and are not described in detail herein.

In this embodiment, the second visual inspection assembly 62, the rotating base 53 and the laser inspection mechanism 63 are all installed on the same mounting base 14, the second visual inspection assembly 62 is located above the clamping jaw 52, the laser inspection mechanism 63 is located at the side of the second visual inspection assembly 62, but the height of the laser inspection mechanism 63 is lower than that of the second visual inspection assembly 62, the laser inspection mechanism 63 is slidably connected to the mounting base 14 through a sliding table or the like, and the laser inspection mechanism 63 can be moved to the upper side of the jig 13 through the sliding table, i.e. can be moved to the position right below the second visual inspection assembly 62.

After the jig 13 rotates to the position right below the second visual inspection component 62, the second visual inspection component 62 inspects, and after the inspection, the laser inspection mechanism 63 moves to the position right above the jig 13 and starts the inspection. After the laser detection, whether the finished product is qualified or not is judged according to the detection of the second visual detection component 62 and the data of the laser detection mechanism 63, and the collecting mechanism is operated again to move the defective product to a defective product tank or move the finished product to a finished product tank.

Second embodiment

As shown in fig. 16, the automatic assembling machine for a core pulling assembly according to the second embodiment of the present invention is different from the first embodiment in that the core pulling assembly according to the present embodiment is composed of four parts (a core pulling shaft 100, a compression spring 400, a bottom chassis seat 200 and a top chassis seat 300), wherein a limit ring 500 of the core pulling shaft 100 is slightly larger than a rotating shaft. The chassis base also has a structure different from that of the first embodiment, and is specifically as follows: the chassis seat is provided with a ring groove around its center, and the ring groove is used for limiting the compression spring 400, so that the end of the compression spring 400 is positioned in the ring groove when the compression spring 400 is assembled. The structure of the bottom disc seat 200 and the top disc seat 300 are the same, and the two are symmetrically arranged relatively, namely, one end of the bottom disc seat 200 provided with the annular groove and one end of the top disc seat 300 provided with the annular groove are arranged relatively, the compression spring 400 is arranged at intervals between the two ends, and one end of the mandrel 100 provided with the limiting ring 500 penetrates into the top disc seat 300, the compression spring 400 and the bottom disc seat 200 from top to bottom in sequence. The lower end of the mandrel 100 is stamped to form a stop collar 500.

Therefore, comparing fig. 14 with fig. 3, the automatic assembling machine for the core pulling assembly further includes a second seat body feeding mechanism, wherein the second seat body feeding mechanism is disposed behind the spring feeding mechanism and in front of the shaft feeding mechanism, and the second seat body feeding mechanism includes a fourth screening assembly and a fourth moving mechanism. The fourth screening component comprises a fourth vibrating screen, a third pipeline and a third staggered separation mechanism, the third pipeline is connected with an outlet of the fourth vibrating screen, and the third staggered separation mechanism is arranged at an outlet of the third pipeline. The third misplacement mechanism comprises a second shuttle 33 and a second platform, the second platform is arranged at the outlet of the third pipeline, the second shuttle 33 is provided with a containing groove 231, when the second shuttle 33 is contracted, the containing groove 231 is opposite to the outlet of the third pipeline, when the second shuttle 33 is extended, the containing groove 231 is far away from the third pipeline, and the output rod of the second shuttle 33 blocks the outlet of the third pipeline so as to convey the top disc seat 300 one by one.

The fourth moving mechanism comprises a fourth mechanical claw 71, a fourth X-axis module 72, a fourth Y-axis module and a fourth rotating module 74, the fourth X-axis module 72 is installed on the table body 11, the fourth X-axis module 72 moves transversely, the fourth Y-axis module is installed on the fourth X-axis module 72, the fourth Y-axis module moves vertically relative to the fourth X-axis module, the fourth rotating module 74 is installed on the fourth Y-axis module, the fourth mechanical claw 71 is installed on the fourth rotating module 74, the rotating shaft of the fourth rotating module 74 is perpendicular to the upper surface of the table body 11, the fourth rotating module 74 rotates in place relative to the fourth Y-axis module, and the fourth mechanical claw is used for clamping the top disc seat 300.

The second pressing rod 75 is disposed on the fourth mechanical claw, the second pressing rod 75 is located above the fourth mechanical claw, and the second pressing rod 75 can vertically move relative to the fourth mechanical claw, so that the second pressing rod 75 can drive the top disc seat 300 to move downwards. The second pressing rod 75 may be a spring pressing rod or an output rod of an air cylinder, and the air cylinder is fixed on the fourth mechanical claw.

When the turntable 12 and the jig 13 rotate to the second seat body feeding mechanism, the chassis seat 200 and the compression spring 400 are already placed in the jig 13. The principle of the first base feeding mechanism is the same as that of the first base feeding mechanism, and will not be described again, the second base feeding mechanism puts the top disc base 300 into the jig 13, and the top disc base 300 is located above the compression spring 400, and the top disc base 300 and the bottom disc base 200 are coaxial.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims

1. The automatic core pulling assembly machine is characterized by comprising an operation table, a first seat body feeding mechanism, a spring feeding mechanism, a shaft feeding mechanism, a stamping device and a collecting mechanism;

the collecting mechanism is used for collecting the core pulling assembly;

the spring feeding mechanism comprises a second screening assembly and a second moving assembly;

2. The automatic core pulling assembly machine according to claim 1, wherein the first seat body feeding mechanism comprises a first screening assembly and a first moving assembly;

3. The automatic core pulling assembly machine of claim 2, wherein the shaft loading mechanism comprises a third screening assembly and a third moving assembly;

the third moving assembly comprises a clamping assembly, a transferring assembly, a guiding mechanism and a pre-pressing assembly, the clamping assembly comprises a third X-axis reciprocating module and a third reciprocating mechanical claw, the third reciprocating mechanical claw is connected with the third X-axis reciprocating module, and the third reciprocating mechanical claw is used for clamping a mandrel pulling shaft in the second pipeline to the outside;

4. The automatic core pulling assembly machine according to claim 3, further comprising a pressing mechanism, wherein the pressing mechanism comprises a first pressing rod and a third pressing rod;

5. The automatic core pulling assembly machine according to claim 4, wherein the collecting mechanism comprises a clamping jaw, a vertical sliding mechanism, a collecting groove and a rotating seat, the clamping jaw is arranged on the vertical sliding mechanism, the vertical sliding mechanism is installed on the table body through the rotating seat, the collecting groove is positioned on the moving path of the clamping jaw, and the collecting groove is positioned below the moving path of the clamping jaw;

6. The automatic core pulling assembly machine according to claim 5, wherein the rotary table is provided with a plurality of mounting through holes, the plurality of mounting through holes are arranged around the rotary table, the plurality of jigs are in one-to-one correspondence with the plurality of mounting through holes, and the jigs are mounted above the mounting through holes;

the clamp groove is communicated with the workpiece groove and is used for enabling the first mechanical claw, the second mechanical claw, the third reciprocating mechanical claw, the third transferring mechanical claw and the clamping jaw to enter and exit so as to clamp a workpiece.

7. The automatic core pulling assembly machine of claim 2, further comprising a detection and discrimination system comprising a first visual detection component, a second visual detection component;

The second visual inspection assembly is arranged on the table body, the inspection head of the second visual inspection assembly faces the table body, and the second visual inspection assembly is used for inspecting whether the combined unit of the workpiece is completely assembled.

8. The automatic core pulling assembly machine according to claim 7, wherein the detection and identification system further comprises a laser detection mechanism which is slidably connected to the table body, the laser detection mechanism is arranged above the turntable, and the laser detection mechanism can be displaced above the jig to detect whether the height of the combined unit is qualified or not.

9. The automatic core pulling assembly machine according to any one of claims 1 to 8, further comprising a second seat body feeding mechanism, wherein the second seat body feeding mechanism is arranged after the spring feeding mechanism and before the shaft feeding mechanism, and comprises a second pressing rod, a fourth screening assembly and a fourth moving mechanism;