CN113194705A

CN113194705A - Nixie tube assembling equipment and assembling method

Info

Publication number: CN113194705A
Application number: CN202110559698.0A
Authority: CN
Inventors: 邓德爱; 卢林星
Original assignee: Dongguan Tonghang Intelligent Technology Co ltd
Current assignee: Dongguan Tonghang Intelligent Technology Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-07-30

Abstract

The invention provides a digital tube assembling device which is used for separating a whole circuit board into single circuit boards and embedding the single circuit boards into a shell to complete the assembly of a digital tube. The sleeve plate device comprises a material discharging mechanism, a first material taking mechanism and a second material taking mechanism. The supporting plate of the sleeve plate device capable of automatically driving the belt shell is automatically aligned to the single circuit board and the shell, and the single circuit board and the shell are accurately assembled. The digital tube assembling equipment is high in automation degree, the double-station whole plate-severing device is butted, the production efficiency is greatly improved, the assembling effect is good, and the yield is greatly improved. The invention also provides a digital tube assembling method.

Description

Nixie tube assembling equipment and assembling method

Technical Field

The invention relates to the technical field of automation equipment, in particular to digital tube assembling equipment and a digital tube assembling method.

Background

Nixie tubes, also known as glow tubes, are electronic devices that can display numbers and other information, and are widely used in various household appliances and various automation devices. The nixie tube generally comprises a circuit board provided with a plurality of light-emitting diodes and a shell sleeved outside the circuit board, the volume of the nixie tube is small, the circuit board is generally formed into a whole circuit board together, and the whole circuit board needs to be separated into single circuit boards and then matched with the shell for assembly. In the prior art, the whole circuit board is generally manually broken and then assembled with the shell, so that the efficiency is low, and the circuit board is easy to be secondarily damaged.

Therefore, it is necessary to provide a nixie tube assembling apparatus capable of automatically performing the panel-severing and the assembling.

Disclosure of Invention

The invention aims to provide nixie tube assembling equipment capable of automatically breaking off a plate and assembling a nixie tube.

The invention also aims to provide an assembling method for automatically assembling the nixie tube.

In order to achieve the above object, the present invention provides a nixie tube assembling apparatus for separating a whole circuit board into individual circuit boards and embedding the individual circuit boards into housings to complete nixie tube assembling, comprising a whole circuit board breaking device, a strip board breaking device, a detecting device and a sleeve device, the whole circuit board breaking device is arranged on a frame, the whole circuit board breaking device is used for breaking the whole circuit board into strip circuit boards, the strip board breaking device is used for breaking the strip circuit boards into individual circuit boards, the detecting device is used for detecting pin signals of the individual circuit boards, the sleeve device comprises a material placing mechanism, a first material taking mechanism and a second material taking mechanism, the material placing mechanism is provided with support plates for placing the housings, each support plate is provided with a plurality of housings, the first material taking mechanism is connected to the material placing mechanism, the first material taking mechanism acts to enable a support plate to be conveyed on the first material taking mechanism and to be positioned on the first material taking mechanism, the second material taking mechanism picks up the single circuit board on the detection device and is sleeved in the shell.

After the technical scheme is adopted, the nixie tube assembling device comprises a whole plate severing device, a ribbon plate severing device, a detection device and a sleeve plate device. The whole board severing device is used for severing the whole board circuit board into a strip circuit board, the batten severing device is used for severing the strip circuit board into a single circuit board, the detection device is used for detecting signals of pins on the single circuit board, and the sheathing device is used for assembling and forming the single circuit board and the shell. The nixie tube assembling equipment can automatically separate the whole circuit board into the single circuit boards, and the single circuit boards are assembled with the shell in a matching way, so that the degree of automation is high, and the production efficiency is greatly improved.

Preferably, the whole board severing device comprises a material rack, a material distributing mechanism, a feeding mechanism, a severing mechanism and a material blocking mechanism, wherein the material distributing mechanism is arranged on the side edge of the material rack, the feeding mechanism is connected to the material rack, the material distributing mechanism is matched with the feeding mechanism to push the whole board circuit board positioned at the bottom layer in the material rack to the severing mechanism, the severing mechanism acts to sever the whole board circuit board into the strip-shaped circuit board, and the material blocking mechanism is used for bearing the strip-shaped circuit board.

Preferably, the panel severing mechanism comprises an upper cutter assembly and a lower cutter assembly which are oppositely arranged, the upper cutter assembly is connected with a first panel cutting power assembly, the lower cutter assembly is connected with a second panel cutting power assembly, and the first panel cutting power assembly and the second panel cutting power assembly act to enable the upper cutter assembly and the lower cutter assembly to move towards the mutually approaching direction so as to fold the whole circuit board into the strip-shaped circuit board.

Preferably, the two sides of the whole board wrestling device are both provided with a slat wrestling device, the slat wrestling device is connected with a detection device and a sleeve device, the slat wrestling device and two boards are provided with a conveying device between the wrestling device, the conveying device is provided with a material pushing assembly for pushing a strip-shaped circuit board, the material pushing assembly is slidably arranged on the rack, and the material pushing assembly sequentially pushes the strip-shaped circuit board to the slat wrestling device on the two sides.

Preferably, the slat severing device comprises a rotary clamping mechanism and a severing mechanism matched with the rotary clamping mechanism to fold the material, the severing mechanism is mounted on the conveying device, and the rotary clamping mechanism acts to clamp a single circuit board at the end of the strip circuit board on the conveying device and drives the single circuit board to rotate and simultaneously cooperate with the severing mechanism to fold and cut the strip circuit board into the single circuit board.

Preferably, the detection device comprises a rotating mechanism, a transverse moving mechanism, an alignment mechanism and a detection mechanism which are sequentially arranged from bottom to top, wherein the detection mechanism is provided with a discharging bottom plate for detecting discharging, the rotating mechanism is used for driving a single circuit board on the discharging bottom plate to rotate by a first preset angle, the transverse moving mechanism is used for adjusting the position of the discharging bottom plate, and the alignment mechanism and the detection mechanism are used for positioning the single circuit board on the discharging bottom plate and detecting signals of pins on the single circuit board.

Preferably, the discharging mechanism is detachably locked on the frame, a progressive lifting feeding structure is arranged on the discharging mechanism, a support frame for placing the supporting plate is arranged on the progressive lifting feeding structure, and the progressive lifting feeding structure acts on the support frame to enable the supporting plate in the support frame to feed in a progressive manner.

Preferably, the first material taking mechanism comprises a guide support and a material taking clamping jaw, the guide support is provided with a sliding chute for the supporting plate to slide, and the material taking clamping jaw acts to clamp the supporting plate in the supporting frame and drive the supporting plate to slide in the sliding chute to a preset position.

Preferably, the second material taking mechanism is provided with a material taking assembly which slides, a CCD detection assembly is arranged on the material taking assembly, and the material taking assembly is used for picking up the single circuit board on the detection device and assembling the single circuit board in the shell on the supporting plate under the positioning of the CCD detection assembly.

In order to achieve the above another object, the present invention provides an assembling method for automatically assembling a nixie tube by using the nixie tube assembling apparatus, comprising the steps of:

a plurality of whole-board circuit boards are placed in the material rack along the vertical direction, the whole-board circuit boards above the bottom layer are lifted through the material distribution mechanism, and the whole-board circuit boards at the bottommost layer are conveyed to the board breaking-off mechanism through the material conveying mechanism;

the whole circuit board is broken into a strip-shaped circuit board by a breaking mechanism, and the strip-shaped circuit board is supported by a material stopping mechanism;

the strip-shaped circuit board on the material blocking mechanism is conveyed to the batten severing device through the conveying device;

breaking the strip-shaped circuit board into single circuit boards by using a ribbon board breaking device, and placing the single circuit boards on a detection device for detection;

enabling the single circuit board on the detection device to rotate by a first preset angle through the detection device;

placing a plurality of groups of support plates provided with shells in the material placing mechanism along the vertical direction, and conveying the support plates provided with the shells to a preset position of a first material taking mechanism through the first material taking mechanism;

and picking up the single circuit board inclined at the first preset angle on the detection device by using the second material taking mechanism, and embedding the single circuit board into the shell on the first material taking mechanism under the monitoring of the CCD detection assembly to complete the assembly of the nixie tube.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a nixie tube assembling apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic view of the internal structure of fig. 1 with the housing of the rack removed.

Fig. 3 is a schematic structural view of the whole board severing device in fig. 2.

Fig. 4 is a schematic structural view of the material frame and the material distributing structure in fig. 3.

Fig. 5 is a schematic structural view of the feeding mechanism in fig. 3.

Fig. 6 is a schematic structural view of the striker mechanism in fig. 3.

Fig. 7 is a mechanism schematic view of the plate-severing mechanism of fig. 3.

Fig. 8 is a schematic structural view of the transfer device in fig. 2.

Fig. 9 is a schematic structural view of the transfer mechanism in fig. 8.

Fig. 10 is an enlarged view at a in fig. 9.

Fig. 11 is a partial structural schematic view of the feeder shoe of fig. 8.

Fig. 12 is a schematic structural view of the ribbon severing device of fig. 2.

Fig. 13 is a schematic structural view of the rotary material clamping mechanism in fig. 12.

Fig. 14 is a schematic structural view of the rotating assembly of fig. 13.

Fig. 15 is a schematic structural view of the correcting mechanism in fig. 12.

Fig. 16 is a schematic structural diagram of the detection device in fig. 2.

Fig. 17 is a schematic view of the construction of the sheathing apparatus of fig. 2.

Fig. 18 is a schematic view of the first take off mechanism and the second take off mechanism of fig. 17.

FIG. 19 is a schematic structural view of the drop feed mechanism of FIG. 17.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 and 2, the present invention provides a nixie tube assembling apparatus 1000 for separating a whole circuit board 102 into individual circuit boards 104 and embedding the individual circuit boards 104 into a housing to complete the assembly of the nixie tube. The nixie tube assembly apparatus 1000 includes a plate severing device 10, a conveying device 20, a plate severing device 30, a detecting device 40 and a plate sleeving device 200, which are disposed on a rack 101. The whole board severing device 10 is used for severing and folding a whole board 102 into strip-shaped circuit boards 103, the conveying device 20 is used for pushing the strip-shaped circuit boards 103 to the strip board severing device 30, the strip board severing device 30 is used for severing and folding the strip-shaped circuit boards 103 into single circuit boards 104, the detecting device 40 is used for detecting pin signals of the single circuit boards 104, and the sheathing device 200 comprises a material placing mechanism 70, a first material taking mechanism 50 and a second material taking mechanism 60. Specifically, the discharging mechanism 70 is provided with a supporting plate 105 for placing shells, each supporting plate 105 is provided with a plurality of shells, the first material taking mechanism 50 is connected to the discharging mechanism 70, the first material taking mechanism 50 acts to enable one supporting plate 105 to be conveyed on the first material taking mechanism 50 and to be positioned on the first material taking mechanism 50, and the second material taking mechanism 60 picks up the single circuit board 104 on the detecting device 40 and is sleeved in the shell. In the embodiment, the slat board severing device 30, the detecting device 40 and the sleeve board device 200 are arranged on both sides of the conveying device 20, and the whole board severing device 10 is butted alternately at double stations, so that the production efficiency is greatly improved.

Referring to fig. 3 and 4, in some alternative embodiments, the whole-board breaking device 10 is used to break the whole-board circuit board 102 into the strip-shaped circuit board 103. The whole board severing device 10 comprises a material rack 11, a material distributing mechanism 12, a feeding mechanism 13, a severing mechanism 14 and a material blocking mechanism 15. The material rest 11 is used for placing the whole-board circuit board 102, the material distribution mechanism 12 is arranged on the side of the material rest 11 and used for lifting the whole-board circuit board 102 in the material rest 11 so as to distribute the whole-board circuit board 102 located at the bottom layer in the material rest 11, the whole-board circuit board 102 is stacked in the material rest 11 for material distribution, and other stacked whole-board circuit boards 102 outside the bottom layer can be lifted through the material distribution mechanism 12, so that only one whole-board circuit board 102 at the bottom layer is left. The feeding mechanism 13 is disposed at the bottom of the rack 11 to push the bottom-layer circuit boards 102 distributed in the rack 11 to the board severing mechanism 14, the board severing mechanism 14 acts to sever the whole circuit boards 102 into the strip-shaped circuit boards 103, and the material blocking mechanism 15 is used to receive the strip-shaped circuit boards 103.

Referring to fig. 4 and 5, in some alternative embodiments, the stack 11 includes a first plate frame 111 and a second plate frame 112 that are disposed opposite to each other, a trough that is matched with the whole-board circuit board 102 is disposed in each of the first plate frame 111 and the second plate frame 112, the whole-board circuit board 102 is placed in a receiving cavity formed by the first plate frame 111 and the second plate frame 112, and the trough is used for limiting and fixing placement of the whole-board circuit board 102 in the receiving cavity. The sides of the first plate frame 111 and the second plate frame 112 are provided with hollow portions for the material distribution mechanism 12 to extend into. The hollow-out part is arranged, so that the material distribution mechanism 12 can extend into the accommodating cavity, the sheet material can be saved, the number of the whole circuit boards 102 in the accommodating cavity can be clearly seen, and the whole circuit boards 102 can be timely added in the accommodating cavity. The first plate frame 111 or the second plate frame 112 is further connected with an adjusting component 113, and the adjusting component 113 may be connected to the first plate frame 111 or the second plate frame 112, or both the first plate frame 111 and the second plate frame 112 are connected with the adjusting component 113. The distance between the first plate frame 111 and the second plate frame 112 can be adjusted by adjusting the adjusting component 113. Specifically, the first board frame 111 and/or the second board frame 112 connected with the adjusting component 113 are mounted on the first sliding component 114, and the adjusting component 113 drives the corresponding board frame to slide on the first sliding component 114, so that the distance between the first board frame 111 and the second board frame 112 can be adjusted, and the accommodating cavity can accommodate the whole board circuit boards 102 of various specifications. Simple structure and wide application range.

Referring to fig. 6, in some alternative embodiments, the material separating mechanism 12 includes a material separating module 121 and a material separating assembly 122, and the material separating assembly 122 is mounted on the material separating module 121. The material distributing module 121 is operated to drive the material distributing assembly 122 to ascend and descend, and the material distributing assembly 122 is stretched and moved to extend into the accommodating cavity to fork the circuit board 102. Specifically, the material distributing assembly 122 includes a material distributing cylinder 1222 and a material distributing member 1221, the material distributing member 1221 is located at an output end of the material distributing cylinder 1222, and the material distributing cylinder 1222 moves to make the material distributing member 1221 telescopically fork the whole circuit board 102 in the material taking frame 11 and drive the whole circuit board 102 to lift along with the lifting of the material distributing module 121, so as to realize the material distribution of the whole circuit board 102 in the accommodating cavity.

Referring to fig. 7, in some alternative embodiments, the feeding mechanism 13 includes a feeding module 131 and a feeding assembly 132 disposed on the feeding module 131, and the feeding module 131 operates to slide the feeding assembly 132 along the feeding module 131 into the feeding frame 11 and push the entire circuit boards 102 disposed at the bottom layer of the material frame 11 to the board severing mechanism 14. Wherein, a sliding groove for sliding the whole circuit board 102 out of the accommodating cavity is arranged at the bottom of the material rack 11. The width of the feeding assembly 132 is smaller than the width between the first board frame 111 and the second board frame 112 so as to be capable of sliding into the accommodating cavity, and a sliding groove is formed at the bottom of the trough at one end of the accommodating cavity close to the board breaking-off mechanism 14, so that the feeding assembly 132 can push the whole board circuit board 102 out of the accommodating cavity.

Referring to fig. 8, in some alternative embodiments, the panel-severing mechanism 14 includes an upper knife assembly 141 and a lower knife assembly 142 disposed opposite to each other, the upper knife assembly 141 is connected to a first panel-cutting power assembly 143, and the lower knife assembly 142 is connected to a second panel-cutting power assembly 144. The first board cutting power assembly 143 and the second board cutting power assembly 144 are simultaneously operated to move the upper knife assembly 141 and the lower knife assembly 142 in a direction to approach each other to abut against the entire board circuit board 102 from both sides and to fold it into the strip-shaped circuit board 103. The upper knife assembly 141 includes an upper knife 1411, the lower knife assembly 142 includes a lower knife 1421, the upper knife 1411 and the lower knife 1421 are coaxially disposed, and under the action of the first board power assembly 143 and the second board power assembly 144, the upper knife 1411 and the lower knife 1421 simultaneously operate to break the entire board circuit board 102 more quickly. The second cutting board power assembly 144 may be an air cylinder or the like capable of driving the lower cutter assembly 142 to move up and down.

Referring to fig. 8, in some alternative embodiments, the upper blade assembly 141 includes an upper blade 1411 capable of acting on the entire circuit board 102, and a probe assembly 146 for detecting the circuit board is disposed on one side of the upper blade 1411, so as to ensure the integrity of the bar-shaped circuit board 103 after being bent by the probe assembly 146. The other side of the upper cutter 1411 is also provided with a baffle 1412 for stopping material, and the probe assembly 146 can better detect the whole board circuit board 102 to be broken through the baffle 1412. The upper cutter 1411 and the lower cutter 1421 are also enabled to better abut against and break the entire board circuit board 102 by the baffle 1412. The upper knife assembly 141 is further provided with a buffer 1413, when the circuit board is broken, the buffer 1413 can prevent the circuit board from being damaged or directly colliding with the lower knife 1421 due to the fact that the rigidity of the upper knife 1411 is too high when the upper knife 1411 descends, and the breaking of the circuit board by the buffer 1413 is safer.

Referring to fig. 8, in some alternative embodiments, the first cutter power assembly 143 and the upper knife assembly 141 are both mounted to the flap mount. The first blade power assembly 143 includes a rotary motor 1431, an eccentric 1432, and a rotary assembly 1433. The eccentric part 1432 is installed at the output of the rotating motor 1431, one end of the rotating assembly 1433 is connected to the eccentric part 1432 on the non-circular center, the other end of the rotating assembly 1433 is connected to the upper knife assembly 141, and the rotating motor 1431 is started to enable the eccentric part 1432 to drive the rotating assembly 1433 to rotate eccentrically so as to drive the upper knife assembly 141 to lift. Specifically, the rotation assembly 1433 includes first and second opposing

joints

1434, 1435, the first and

second joints

1434, 1435 each being a fisheye joint or a universal joint, and in this embodiment, the first and

second joints

1434, 1435 each being a fisheye joint. The first joint 1434 and the second joint 1435 rotate around the eccentric member 1432 to drive the upper knife assembly 141 to move up and down.

Referring to fig. 8, in some alternative embodiments, the lower blade assembly 142 is connected to a material sliding bottom plate 145 for blanking the strip circuit board 103, and the material sliding bottom plate 145 is inclined at a second predetermined angle. The second preset angle may be any angle between 15 ° and 90 °, as long as the strip-shaped circuit board 103 after being bent can be discharged well. For example, the second preset angle may be 45 °.

Referring to fig. 9, in some optional embodiments, the material blocking mechanism 15 includes a material blocking assembly 152 obliquely disposed on the material sliding bottom plate 145 according to a second preset angle, the material blocking assembly 152 is connected to a material blocking power member 151, and both the material blocking assembly 152 and the material blocking power member 151 are mounted on the material blocking mounting seat. The material stopping mounting seat is provided with a mounting surface which is obliquely arranged according to a second preset angle, and the material stopping assembly 152 and the material stopping power piece 151 are mounted on the mounting surface. Specifically, the material blocking power member 151 acts to make the material blocking member 1521 on the material blocking assembly 152 slide along the material sliding bottom plate 145 to receive the strip-shaped circuit board 103 blanked from the board snapping mechanism 14, and the strip-shaped circuit board 103 on the material blocking member 1521 is conveyed to the next process.

Referring to fig. 10-13, in some alternative embodiments, the transfer device 20 includes a transfer mechanism and a transfer assembly 24. The conveying assembly 24 includes a feeding bottom plate 241 for feeding, and the feeding bottom plate 241 is communicated with the striker 15 and the ribbon board severing device 30. Specifically, the side edge of the feeding bottom plate 241 is provided with a material blocking block 242 to ensure that the strip-shaped circuit board 103 does not fall out of the feeding bottom plate 241 when the material pushing assembly 22 pushes the strip-shaped circuit board 103 to the feeding bottom plate 241. The feeding bottom plate 241 is provided with a material blocking structure at one end close to the material breaking mechanism 32, the material blocking structure is arranged on the feeding bottom plate 241 in a telescopic mode, and the material blocking structure acts to play a limiting role, so that the batten breaking device 30 cannot act on the bar-shaped circuit board 103 temporarily, the position of the bar-shaped circuit board 103 on the feeding bottom plate 241 can be adjusted, and the plate folding can be carried out better. The material blocking structure comprises a material blocking cylinder 243 and a limiting part 244 located at the output end of the material blocking cylinder 243, and the material blocking cylinder 243 moves to enable the limiting part 244 to ascend and descend, so that the material breaking mechanism 32 and the rotating material clamping mechanism 31 can be paused, and then the position of the strip-shaped circuit board 103 on the feeding bottom plate 241 can be shaped, so that the next folding can be smoothly carried out. The limiting member 244 may be L-shaped to stop the material severing mechanism 32 and the rotating material clamping mechanism 31 in two directions simultaneously.

Referring to fig. 11 and 12, in some alternative embodiments, the conveying mechanism is disposed on one side of the feeding bottom plate 241, and the conveying mechanism includes a fixed support 21, and a first material clamping assembly 23 and a material pushing assembly 22 slidably disposed on the fixed support 21. The fixed support 21 is provided with a second sliding component 211, and the first clamping component 23 and the pushing component 22 are both arranged on the second sliding component 211. In the present embodiment, the number of the first clamping assemblies 23 is two, and the first clamping assemblies serve the ribbon severing device 30 at two sides respectively. It can be understood that both sides of the material blocking mechanism 15 are connected with feeding bottom plates 241 butted with the slat board severing device 30 so as to work alternately, thereby improving the production efficiency. Wherein, still be provided with hold-in range 212 on fixing support 21, two first material clamping component 23 all install on hold-in range 212 and drive through a motor. The whole board-severing device 10 continuously breaks the strip-shaped circuit boards 103 and alternately pushes the strip-shaped circuit boards 103 to the board-severing devices 30 on the two sides through the pushing assembly 22. The synchronous belt 212 is driven by a motor to enable the slat panel-severing devices 30 on the two sides to work alternately, so that power elements are saved, the efficiency is improved, and the cost is saved.

Referring to fig. 12 and 13, in some alternative embodiments, the first clamping assembly 23 includes a first clamping motor 231 and a movable first clamping jaw 233 and a movable second clamping jaw 234, and the first clamping motor 231 operates to move the first clamping jaw 233 and the second clamping jaw 234 toward or away from each other to complete material taking and placing, so that the strip-shaped circuit board 103 is conveyed on the feeding base plate 241 according to a predetermined path under the action of the first clamping assembly 23. Specifically, the output end of the first clamping motor 231 is provided with a first transmission member 232, the first transmission member 232 may be a gear, the first clamping jaw 233 is provided with a first rack portion 2331 engaged with the gear for transmission, and the first clamping motor 231 operates to drive the gear to drive the first clamping jaw 233 to operate, so that the first clamping jaw 233 can cooperate with the second clamping jaw 234 to complete material taking and placing. The feeding bottom plate 241 is provided with a pushing assembly 22 for pushing, and the strip-shaped circuit board 103 on the material blocking mechanism 15 is pushed to the feeding bottom plate 241 through a pushing block 221 on the pushing assembly 22.

Referring to fig. 14, in some alternative embodiments, the ribbon board-severing device 30 is used for severing the strip-shaped circuit boards 103 into the individual circuit boards 104, and the feeding bottom plate 241 is connected to the ribbon board-severing device 30 for transferring the severed strip-shaped circuit boards 103 of the whole board-severing device 10 to the ribbon board-severing device 30. The ribbon board severing device 30 includes a severing mechanism 32 and a rotary gripping mechanism 31. The material severing mechanism 32 is disposed at one end of the feeding bottom plate 241 and is used for severing materials; the rotary material clamping mechanism 31 is movably disposed on one side of the feeding bottom plate 241, and is used for cooperating with the material severing mechanism 32 to rotate and fold the material. Specifically, the rotary clamping mechanism 31 clamps one single circuit board 104 at the end of the bar-shaped circuit board 103 on the feeding bottom plate 241 and drives the single circuit board 104 to rotate, and the material snapping mechanism 32 cooperates with the rotary clamping mechanism 31 to move simultaneously to fold and cut the bar-shaped circuit board 103 into the single circuit board 104.

Referring to fig. 15, in some alternative embodiments, the rotary clamping mechanism 31 includes a first power assembly 311, a second power assembly 312, a pressing assembly 313, a rotating assembly 314, and a second clamping assembly 315 disposed on the clamping mounting frame. The pressing component 313, the rotating component 314 and the second clamping component 315 are mounted on the second power component 312, and the second power component 312 is mounted on the first power component 311. The first power assembly 311 acts to drive the pressing assembly 313, the rotating assembly 314 and the second clamping assembly 315 to approach or separate from the feeding bottom plate 241 in the first direction. The second power assembly 312 operates to drive the pressing assembly 313, the rotating assembly 314 and the second clamping assembly 315 to move close to or away from the feeding base plate 241 in the second direction. The first direction is along the length direction of the material clamping mounting frame, and the second direction is along the vertical up-and-down direction of the material clamping mounting frame. The pressing component 313 is used for pressing the strip circuit board 103 to be folded when the board is folded, so that the single circuit board 104 can be broken under better stress when the board is folded. The rotating assembly 314 is used for driving the second material clamping assembly 315 to rotate, and the second material clamping assembly 315 is used for clamping the single circuit board 104 and breaking and distributing the single circuit board 104 along with the rotation of the rotating assembly 314.

Referring to fig. 15 and 16, in some alternative embodiments, the pressing assembly 313 includes a pressing cylinder 3131 and a pressing member 3132, the pressing member 3132 is mounted at an output end of the pressing cylinder 3131, and the pressing cylinder 3131 is activated to make the pressing member 3132 move in a stretching manner so as to press the bar-shaped circuit board 103 to be folded, so that the individual circuit board 104 can be better separated from the bar-shaped circuit board 103. The rotating assembly 314 includes a motor for rotating the second clamping assembly 315, the second clamping assembly 315 is located at an output end of the motor, and the motor acts to drive the second clamping assembly 315 to rotate for material folding. The second material clamping assembly 315 includes a second material clamping motor 3151, a second transmission member 3152, a first material clamping member 3153 and a second material clamping member 3154, the second transmission member 3152 is installed at an output end of the second material clamping motor 3151, and the second transmission member 3152 can cooperate with the first material clamping member 3153, so that the first material clamping member 3153 is close to or far from the second material clamping member 3154 to clamp the single circuit board 104. The second material clamping member 3154 is movably mounted on the material clamping mounting frame, one side of the second material clamping member 3154 is provided with a telescopic positioning member 31552, and the positioning member 31552 is used for positioning the second material clamping member 3154. The second material clamping motor 3151 operates to move the first material clamping member 3153 in a direction approaching or separating from the second material clamping member 3154, so as to pick up and place the material. In this embodiment, the second transmission member 3152 is a gear, and the first material clamping member 3153 is provided with a second rack portion 31531 engaged with the gear, so that the first material clamping member 3153 moves toward or away from the second material clamping member 3154 by the engagement of the gear with the second rack portion 31531.

Referring to fig. 16, in some alternative embodiments, an elastic member 31541 is disposed inside the second material clamping member 3154 to make the second material clamping member 3154 have a tendency to extend outward, a positioning member 3155 is disposed on one side of the second material clamping member 3154, and the positioning member 3155 can position the second material clamping member 3154, so that the second material clamping member 3154 can cooperate with the first material clamping member 3153 to clamp the material. The positioning assembly 3155 includes a positioning cylinder 31551 and a positioning member 31552, the positioning member 31552 is mounted at the output end of the positioning cylinder 31551, and the positioning cylinder 31551 is actuated to extend and retract the positioning member 31552 and act on the second material clamping member 3154, so as to limit the second material clamping member 3154. It can be appreciated that the second material clamping member 3154 has a tendency to extend outwardly with the elastic member 31541 disposed therein, and the positioning member 3155 extends and contracts to limit the extent of the outward extension of the second material clamping member 3154, so that the second material clamping member 3154 can cooperate with the first material clamping member 3153 to complete the material clamping. When the strip-shaped circuit board 103 is broken to leave only the last single circuit board 104, the single circuit board 104 needs to be taken out by the second clamping component 315 and placed on the related equipment of the next process, and at this time, the second clamping component 3154 needs to be extended outward slightly so as to prevent the second clamping component 315 from knocking over the single circuit board 104 during the moving process. After the position of the second material clamping assembly 315 is adjusted, the second material clamping member 3154 is reset by the positioning assembly 3155, so that the second material clamping member 3154 and the first material clamping member 3153 are matched for clamping.

Referring to fig. 14, in some alternative embodiments, the material severing mechanism 32 includes a self-locking cylinder 321 and a jacking material severing assembly 322 located at an output end of the self-locking cylinder 321, and the self-locking cylinder 321 operates to jack the jacking material severing assembly 322 to the strip circuit board 103 and lock the jacking material severing assembly 322 in the severing position under the action of the self-locking cylinder 321. It can be understood that ordinary cylinder can be because of reasons such as gas leakage can't keep on a state for a long time, break the material subassembly 322 cooperation through auto-lock cylinder 321 and jacking, when the jacking of subassembly 322 is broken off with the fingers and thumb the suitable position of expecting with the fingers and thumb, auto-lock cylinder 321 auto-lock makes the jacking break off with the fingers and thumb the material subassembly 322 and keeps on this position to can carry out the folded plate with the cooperation of rotatory material mechanism 31 of pressing from both sides.

Referring to fig. 17, in some optional embodiments, the ribbon board severing device 30 further includes a calibration mechanism 33, the calibration mechanism 33 includes a calibration power assembly 331 and a calibration assembly 332 disposed on the calibration power assembly 331, the calibration assembly 332 includes a calibration cylinder 3321 and a calibration push plate 3322, the calibration push plate 3322 is disposed at an output end of the calibration cylinder 3321 in a lifting manner, and the calibration power assembly 331 operates to drive the calibration assembly 332 to approach or move away from the ribbon board 103, so that the calibration push plate 3322 can push the ribbon board 103 to a predetermined path. It can be understood that the correcting assembly 332 comprises a correcting cylinder 3321 and a correcting push plate 3322, the correcting push plate 3322 can be close to or far from the strip-shaped circuit board 103 on the feeding bottom plate 241 in the vertical direction under the action of the correcting cylinder 3321, and when the push plate 3322 to be corrected is adjusted to a proper position in the vertical direction, the correcting power assembly 331 acts to enable the correcting push plate 3322 to be close to or far from the strip-shaped circuit board 103 on the feeding bottom plate 241 in the horizontal direction, so that the strip-shaped circuit board 103 is fed on the feeding bottom plate 241 according to a preset path, and the strip-shaped circuit board 103 can be bent into the single circuit board 104 by the material bending mechanism 32 and the rotating material clamping mechanism 31. The correcting push plate 3322 is in a shape of a protruding Z, and the correcting push plate 3322 may also be in a shape of a protruding I, a protruding T, or the like, as long as the correcting push plate 3322 can push material well.

Referring to fig. 16, in some alternative embodiments, the detecting device 40 is used to detect signals of the pins on the single circuit board 104. The detection device 40 includes a rotation mechanism 44, a traverse mechanism 43, an alignment mechanism 42, and a detection mechanism 11. The rotating mechanism 44 is used for driving the whole detecting device 40 to rotate within a preset range, so that the single circuit board 104 can rotate within a preset range to a certain angle, and can be better matched with the housing to form a nixie tube in the next process. Wherein, the preset range is 0 to 180 degrees, and when the rotating mechanism 44 drives the single circuit board 104 to rotate to incline 30 degrees, the material taking and placing angle of the next process is better. The traverse mechanism 43 is disposed on the rotating mechanism 44, and is used for driving the aligning mechanism 42 and the detecting mechanism 11 to move, so that the single circuit board 104 can be detected or taken out and put out at a more proper position. The detection mechanism 11 is attached to the alignment mechanism 42, and the alignment mechanism 42 is attached to the traverse mechanism 43. Specifically, the detection mechanism 11 includes a discharge bottom plate 411, a first alignment component 413 and a detection component 412, the discharge bottom plate 411 is used for placing the single circuit board 104, and the first alignment component 413 and the detection component 412 are both arranged along the long side direction of the discharge bottom plate 411. The positioning mechanism 42 includes a second positioning component 421 disposed in the short side direction of the discharging bottom plate 411, the first positioning component 413 acts to clamp the single circuit board 104 in one direction, the second positioning component 421 acts to clamp the single circuit board 104 in the other direction, and the detecting component 412 acts to detect the single circuit board 104 on the discharging bottom plate 411.

Referring to fig. 16, in some alternative embodiments, the first aligning assemblies 413 are disposed on the long sides of the discharging bottom plate 411, and the two first aligning assemblies 413 are disposed opposite to each other, so as to better clamp the single circuit board 104. A detection component 412 is disposed on each first alignment component 413. Specifically, the detection component 412 includes a detection cylinder and a plurality of probes located at the output end of the detection cylinder, the number and the installation position of the probes can be set according to the specific structure of the single circuit board 104 to be detected, and the detection cylinder acts so that the probes act on the single circuit board to detect. The detection assemblies 412 are disposed on both sides of the discharge bottom plate 411, so as to be suitable for various types of single circuit boards 104.

Referring to fig. 16, in some alternative embodiments, the detecting mechanism 11 further includes a first alignment power assembly first calibration power assembly, the two first alignment power assemblies 413 are both connected to the first alignment power assembly first calibration power assembly, and the first alignment power assembly first calibration power assembly operates to enable the two first alignment power assemblies 413 to approach or move away from each other. Specifically, the first aligning power assembly includes a first motor and a first lead screw located at an output end of the first motor, the two first aligning assemblies 413 each include a first lead screw nut matched with the first lead screw, the rotation directions of the two first lead screw nuts on the first lead screw are opposite, and the first motor acts to make the two first aligning assemblies 413 close to or away from each other, so as to clamp and position the single circuit board 104. The aligning mechanism 42 includes a second aligning power assembly and two second aligning assemblies 421 disposed on the second aligning power assembly. The structure of the second pair of bit components 421 is similar to that of the first pair of bit components 413. The second motor acts to move the two second pair of bit assemblies 421 toward or away from each other in the direction intersecting the first pair of bit assemblies 413, so as to cooperate with the first pair of bit assemblies 413 to clamp and position the single circuit board 104.

Referring to fig. 16, in some alternative embodiments, the detecting device 40 enables the single circuit board 104 on the discharging bottom plate 411 to be tilted within a predetermined range by the rotation mechanism 44, so that the next process can take and assemble more conveniently, and since the housing of the next process is coated with glue before being assembled with the single circuit board 104, the housing can be better connected with the single circuit board 104. If the single circuit board 104 is directly and vertically placed in the housing, bubbles are generated to affect the connection between the two, so that the stability of the nixie tube is insufficient. The rotating mechanism 44 enables the single circuit board 104 to rotate within a preset range by about 30 degrees, and then materials are taken to be matched and assembled with the shell, so that the single circuit board 104 is in line contact rather than in surface contact when being matched with the shell, bubbles can be effectively removed, the structure is simple, the design is reasonable, and the yield of workpieces is greatly improved.

Referring to fig. 17 and 19, in some alternative embodiments, the material discharging mechanism 70 is detachably locked to the frame 101, the material discharging mechanism 70 is provided with a progressive lifting and feeding structure 72, the progressive lifting and feeding structure 72 is provided with a supporting frame 71 for placing the supporting plate 105, and the progressive lifting and feeding structure 72 acts on the supporting frame 71 to progressively feed the supporting plate 105 in the supporting frame 71. The discharging mechanism 70 and the rack 101 can be attracted by a magnet structure to be conveniently and rapidly locked and aligned, and when the discharging mechanism 70 needs to be removed, locking is released to facilitate discharging. Of course, the discharge mechanism 70 may be locked to the frame 101 by means of engagement, screw fastening, or the like. The supporting frame 71 is mounted on the progressive lifting and feeding structure 72, a plurality of layers of supporting plates 105 are stacked in the supporting frame 71, and a plurality of shells are placed in each layer of supporting plate 105. The progressive elevating and lowering feeding structure 72 operates to feed the pallets 105 in the supporting frame 71 in a progressive manner. Specifically, the progressive elevating and lowering feeding structure 72 includes a motor and a hinge assembly 721, the supporting frame 71 includes an elevating plate 711 located at the bottom in contact with the hinge assembly 721, and the elevating plate 711 is mounted on the plurality of guide assemblies 712. The motor acts to move the hinge assembly 721 such that the hinge assembly 721 lifts the lifting plate 711, and the lifting plate 711 slides along the guide assembly 712 to achieve the lifting feeding. The progressive elevating and feeding structure 72 can also be mounted on a trolley with rollers to facilitate movement.

Referring to fig. 17 and 18, in some alternative embodiments, the first material taking mechanism 50 includes a guide bracket 51 and a material taking clamping jaw 52, which are disposed on the frame 101, the guide bracket 51 is provided with a sliding slot 511 for the pallet 105 to slide, and the material taking clamping jaw 52 acts to clamp the pallet 105 in the support bracket 71 and drive the pallet 105 to slide in the sliding slot 511 to a predetermined position. It will be appreciated that when the discharge mechanism 70 is locked to the frame 101, the uppermost pallet 105 of the support frame 71 abuts the slot 511 of the guide bracket 51. The pick up jaws 52 can slide on the guide brackets 51 by a motor timing belt assembly to move toward or away from the drop mechanism 70. The material taking clamping jaw 52 is connected with an air cylinder, and the air cylinder acts to enable the clamping jaw to be opened and closed to clamp materials. Specifically, the motor timing belt assembly 53 drives the material taking clamping jaw 52 to approach the supporting frame 71 and extend into the supporting frame 71 to clamp the uppermost pallet 105, the rear material taking clamping jaw 52 drags the pallet 105 to slide in the chute 511 to a preset position, and the motor timing belt assembly 53 stops operating, so that the pallet 105 is positioned in the guide bracket 51. The preset position is a position where the second material taking mechanism 60 can be assembled with the housing on the support plate 105 after picking up the individual circuit boards 104.

Referring to fig. 17 and 18, in some alternative embodiments, the second picking mechanism 60 is provided with a sliding picking assembly 63, the picking assembly 63 is provided with a CCD detecting assembly (not shown), and the picking assembly 63 picks up the individual circuit boards on the detecting device and assembles the individual circuit boards into the housing on the support plate 105 under the positioning of the CCD detecting assembly. Specifically, the material taking assembly 63 is mounted on the first moving assembly 61, and the first moving assembly 61 is mounted on the second moving assembly 62. The material taking assembly 63 can move between the detection device 40 and the guide bracket 51 through the second moving assembly 62, so that the single circuit boards on the detection device can be picked and placed in the shell on the supporting plate 105. The material taking assembly 63 can move between the first moving assembly 61 and the supporting frame 71 through the second moving assembly 62, so that the single circuit board picked up by the material taking assembly 63 can be matched with the unassembled shell on the supporting plate 105. Wherein, the cooperation between monomer circuit board and the casing is monitored through CCD determine module to the casing position of this assembly of monomer circuit board of the accurate quick determination that can be accurate, and remove the blowing position that subassembly 63 was got in the regulation through first removal subassembly 61 and second removal subassembly 62. As can be appreciated, the CCD detection assembly is used to determine the position of the housing to be assembled within the tray 105. Thus, the CCD detection assembly can be mounted on the take-out assembly 63 or on the take-out jaw 52. When the CCD detection assembly is installed on the material taking assembly 63, the shell is not moved, and the single circuit board is matched with the shell by adjusting the position of the single circuit board. When the CCD detection assembly is installed on the material taking clamping jaw 52, the single circuit board is fixed at a certain position, and the shell can be installed in a matched mode with the single circuit board through adjustment of the material taking clamping jaw 52.

In order to achieve the above another object, the present invention provides an assembling method for automatically assembling a nixie tube by using the nixie tube assembling apparatus 1000, comprising the steps of:

first, a plurality of whole-board circuit boards 102 are placed in the rack 11 in the vertical direction, and the whole-board circuit boards 102 above the bottom layer are lifted by the dividing mechanism 12, so that the feeding mechanism 13 can convey the whole-board circuit boards 102 located at the bottommost layer to the board severing mechanism 14. The entire circuit board 102 is pre-cut before being placed in the rack 11, so that a cut mark is formed on the entire circuit board, and thus the circuit board can be easily separated. The nixie tube assembly apparatus 1000 of the present invention may also be connected to a plate cutter.

Then, the entire circuit board 102 is broken into the strip-shaped circuit board 103 by the breaking mechanism 14, and the strip-shaped circuit board is received by the stopper mechanism 15.

Secondly, the strip-shaped circuit boards 102 on the material blocking mechanism 15 are conveyed to the strip board severing device 30 through the conveying device 20; the slat board wrestling devices 30 are disposed on both sides of the conveying device 20, so as to improve the production efficiency, and the pushing assemblies 22 on the conveying device 20 can sequentially push the strip-shaped circuit boards 103 onto different slat board wrestling devices 30 in turn, so as to alternately operate. Or, the conveying device 20 is provided with a detection structure, so that the strip-shaped circuit boards can be selectively conveyed to different strip board severing devices.

Then, the strip-shaped circuit board 103 is broken into the individual circuit boards 104 by the strip board breaking device 30, and the individual circuit boards 104 are placed on the detecting device 40 for detection. The slat severing device 30 is provided with a rotary material clamping mechanism 31, and after one single circuit board 104 on the strip circuit board 103 is clamped and the single circuit board 104 is successfully separated, the separated single circuit board 104 can be placed on the detection device 40 through the rotary material clamping mechanism 31 for detection.

Furthermore, the single circuit board 104 on the detecting device 40 is rotated by a first preset angle through the detecting device 40. The detecting device 40 detects the single circuit board 104, and if the single circuit board 104 is qualified, the rotating mechanism 44 rotates by a first preset angle, so that the single circuit board 104 can be assembled more conveniently in the next process. If the single circuit board 104 is unqualified, an alarm is lighted for manual treatment, or an NG mechanism is arranged near the detection device 40, and the detected unqualified single circuit board 104 is recovered through the NG mechanism, so that the whole process is more efficient and faster.

While the entire circuit board 102 is loaded, a plurality of sets of pallets 105 with the shells placed thereon may be vertically loaded into the loading mechanism 70, and the pallets 105 with the shells placed thereon are conveyed to the preset positions of the guide bracket 51 by the first material taking mechanism 50. It can be understood that the housing is required to be glued between the housing and the support bracket 71 along with the pallet 105, and the nixie tube assembly apparatus 1000 of the present invention may further be connected with a gluing device.

Then, the single circuit board 104 inclined at the first preset angle is picked up on the detecting device 40 by the second material taking mechanism 60, and the single circuit board 104 is embedded in the casing on the guide bracket 51 under the monitoring of the CCD detecting component to complete the assembly of the nixie tube.

Finally, when the CCD detecting assembly detects that the shells in the pallet 105 are completely assembled, the pallet 105 is discharged from the end of the guide bracket 51 away from the supporting frame 71 along the sliding slot 511, and then is air-dried and stored.

As shown in fig. 1 to 19, the nixie tube assembling apparatus 1000 of the present invention is used for separating the entire circuit board 102 into the single circuit boards 104 and embedding the single circuit boards 104 into the housing to complete the nixie tube assembly. The nixie tube assembly apparatus 1000 includes a plate severing device 10, a conveying device 20, a plate severing device 30, a detecting device 40 and a plate sleeving device 200, which are disposed on a rack 101. The whole-board breaking device 10 is used for breaking the whole-board circuit board 102 into the strip-shaped circuit boards 103. The conveying device 20 is used for sequentially pushing the strip-shaped circuit boards 103 to the strip board severing device 30 on the two sides in turn. The ribbon board breaking device 30 is used for breaking the ribbon-shaped circuit boards 103 into the individual circuit boards 104. The detection device 40 is used for detecting pin signals of the single circuit board 104 and can drive the single circuit board 104 to rotate by a preset angle, so that the next process assembly can be better performed. The sheathing device 200 can automatically drive the supporting plate of the belt housing and automatically align the individual circuit board 104 and the housing, so that the individual circuit board 104 and the housing can be accurately assembled. The nixie tube assembling equipment 1000 is high in automation degree, the double-station butt joint whole plate severing device 10 greatly improves production efficiency, the assembling effect is good, and the yield is greatly improved.

The above disclosure is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, so that the appended claims are intended to cover all such modifications and changes as fall within the true spirit of the invention.

Claims

1. A digital tube assembling device is used for separating a whole-board circuit board into single circuit boards and embedding the single circuit boards into a shell to complete the assembly of a digital tube, and is characterized by comprising a whole-board breaking device, a ribbon board breaking device, a detection device and a sleeve device which are arranged on a rack, wherein the whole-board breaking device is used for breaking the whole-board circuit board into strip-shaped circuit boards, the ribbon board breaking device is used for breaking the strip-shaped circuit boards into the single circuit boards, the detection device is used for detecting pin signals of the single circuit boards, the sleeve device comprises a material feeding mechanism, a first material taking mechanism and a second material taking mechanism, a support plate used for placing the shell is arranged on the material feeding mechanism, a plurality of shells are placed on each support plate, the first material taking mechanism is connected to the material feeding mechanism, and the first material taking mechanism acts to enable one support plate to be conveyed on the first material taking mechanism and be positioned on the first material taking mechanism In the mechanism, the second material taking mechanism picks up the single circuit board on the detection device and is sleeved in the shell.

2. The charactron assembly device according to claim 1, wherein the whole-board breaking device comprises a material rack, a material distributing mechanism, a feeding mechanism, a breaking mechanism and a material blocking mechanism, the material distributing mechanism is disposed at a side of the material rack, the feeding mechanism is connected to the material rack, the material distributing mechanism cooperates with the feeding mechanism to push the whole-board circuit board at the bottom layer in the material rack to the breaking mechanism, the breaking mechanism acts to break the whole-board circuit board into the strip-shaped circuit boards, and the material blocking mechanism is used for receiving the strip-shaped circuit boards.

3. The charactron assembly apparatus of claim 2, wherein the snapping mechanism comprises an upper knife assembly and a lower knife assembly that are disposed opposite to each other, the upper knife assembly is connected with a first board cutting power assembly, the lower knife assembly is connected with a second board cutting power assembly, and the first board cutting power assembly and the second board cutting power assembly act to move the upper knife assembly and the lower knife assembly toward each other to snap the entire board into the strip-shaped circuit board.

4. The nixie tube assembling apparatus according to claim 1, wherein the ribbon board severing device is disposed on each of two sides of the whole ribbon board severing device, the ribbon board severing device is connected to a detecting device and a sleeve device, a conveying device is disposed between the ribbon board severing device and the two ribbon board severing devices, a pushing assembly for pushing the ribbon board is disposed on the conveying device, the pushing assembly is slidably disposed on the rack, and the pushing assembly sequentially pushes the ribbon board to the ribbon board severing devices on two sides.

5. The nixie tube assembling apparatus according to claim 4, wherein the ribbon severing device comprises a rotary material clamping mechanism and a severing mechanism cooperating with the rotary material clamping mechanism to sever the ribbon from the individual circuit boards, the severing mechanism being mounted on the conveyor, the rotary material clamping mechanism being operative to clamp the individual circuit boards at the ends of the ribbon from the conveyor and to rotate the individual circuit boards while cooperating with the severing mechanism to sever the ribbon from the individual circuit boards.

6. The nixie tube assembling apparatus according to claim 1, wherein the detecting device comprises a rotating mechanism, a traversing mechanism, an aligning mechanism and a detecting mechanism, the rotating mechanism, the traversing mechanism, the aligning mechanism and the detecting mechanism are sequentially arranged from bottom to top, the detecting mechanism is provided with a discharging bottom plate for detecting discharging, the rotating mechanism is used for driving the single circuit board on the discharging bottom plate to rotate by a first preset angle, the traversing mechanism is used for adjusting the position of the discharging bottom plate, and the aligning mechanism and the detecting mechanism are used for positioning the single circuit board on the discharging bottom plate and detecting signals of pins on the single circuit board.

7. The nixie tube assembling device according to claim 1, wherein the discharging mechanism is detachably locked to the frame, a progressive lifting and feeding structure is provided on the discharging mechanism, a support frame for placing the support plate is provided on the progressive lifting and feeding structure, and the progressive lifting and feeding structure acts on the support frame to progressively feed the support plate in the support frame.

8. The charactron assembly apparatus of claim 7, wherein the first material taking mechanism comprises a guide bracket and a material taking clamping jaw, the guide bracket is provided with a chute for the supporting plate to slide, and the material taking clamping jaw acts to clamp the supporting plate in the support bracket and drive the supporting plate to slide in the chute to a preset position.

9. The charactron assembly apparatus of claim 7, wherein the second picking mechanism is provided with a sliding picking assembly, the picking assembly is provided with a CCD detection assembly, the picking assembly picks up the individual circuit boards on the detection device and assembles the individual circuit boards in the housing on the support plate under the positioning of the CCD detection assembly.

10. A method of automatically assembling a nixie tube using the nixie tube assembly apparatus of any one of claims 1-9, comprising the steps of:

placing a plurality of whole-board circuit boards in the material rack along the vertical direction, lifting the whole-board circuit boards above the bottom layer through a material distribution mechanism, and conveying the whole-board circuit boards positioned at the bottommost layer to a board severing mechanism through a feeding mechanism;

the whole circuit board is broken into a strip-shaped circuit board by the board breaking mechanism, and the strip-shaped circuit board is received by the material blocking mechanism;

cutting and folding the strip-shaped circuit board into single circuit boards by using the ribbon board severing device, and placing the single circuit boards on a detection device for detection;

placing a plurality of groups of support plates provided with shells in a material placing mechanism along the vertical direction, and conveying the support plates provided with the shells to a preset position of a first material taking mechanism through the first material taking mechanism;

and picking up the single circuit board inclined at a first preset angle on the detection device by using a second material taking mechanism, and embedding the single circuit board into the shell on the first material taking mechanism under the monitoring of a CCD detection assembly so as to assemble the nixie tube.