CN219372704U

CN219372704U - Core fixing mechanism for production of double-color injection molding nixie tube

Info

Publication number: CN219372704U
Application number: CN202320348627.0U
Authority: CN
Inventors: 劳铁均; 刘小强
Original assignee: Shaoxing Guangcai Display Technology Co ltd
Current assignee: Shaoxing Guangcai Display Technology Co ltd
Priority date: 2023-03-01
Filing date: 2023-03-01
Publication date: 2023-07-18
Anticipated expiration: 2033-03-01

Abstract

The utility model relates to the field of production of nixie tubes, and discloses a core fixing mechanism for producing double-shot injection nixie tubes, which comprises a workbench, wherein a support frame is fixedly arranged above the workbench, a micro cylinder is arranged on a transverse plate of the support frame, a telescopic rod of the micro cylinder penetrates through the support frame and is connected with an extrusion core fixing component, a chip board is arranged above a circuit board, a vertical groove is formed in the front side of a vertical plate provided with a stabilizing component support frame on the workbench and is in sliding connection with the rear surface of the support plate, a silica gel pad is arranged at the bottom of the extrusion groove, a clamping groove and a pin hole are formed above the circuit board, a lead wire and a clamping block are arranged at the bottom of the chip board, the lead wire corresponds to the position of the pin hole, and the clamping groove corresponds to the position of the clamping block.

Description

Core fixing mechanism for production of double-color injection molding nixie tube

Technical Field

The utility model relates to the technical field of nixie tube production, in particular to a core fixing mechanism for producing a double-color injection nixie tube.

Background

The double-color injection-molded nixie tube is an 8-shaped device formed by packaging a plurality of light-emitting diodes, leads are connected inside and are led out to form common electrode pins, and the double-color injection-molded nixie tube is produced by fixing a chip on a circuit board 5, namely a solid core.

The patent search finds that the Chinese patent with the publication number of CN213635163U discloses a miniature patch white light nixie tube core fixing device, which comprises a base, wherein the top of the base is provided with a mounting mechanism, one end of a supporting table is fixedly provided with a first cylinder, the output end of the first cylinder is fixedly connected with a corresponding sliding block 17, and a nixie tube is arranged at the top of a sliding platform.

According to the device, the second cylinder is controlled to drive the extrusion table to act on the nixie tube, so that the nixie tube is fixed, but when the chip is fixed on the circuit board, the extrusion table extrudes the chip, so that the circuit board is easy to shake, the chip is displaced on the circuit board, and the core fixing operation of the nixie tube is affected, so that the core fixing mechanism for producing the double-color injection nixie tube is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects existing in the prior art, the utility model provides a core fixing mechanism for producing a double-color injection digital tube, which can effectively solve the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the utility model discloses a core fixing mechanism for producing a double-color injection molding nixie tube, which comprises a workbench, wherein a support frame is fixedly arranged above the workbench, a micro cylinder is arranged on a transverse plate of the support frame, a telescopic rod of the micro cylinder penetrates through the support frame to be connected with an extrusion core fixing assembly, a placing table is fixedly arranged on the workbench, a circuit board is placed above the placing table, a chip board is placed above the circuit board, and a stabilizing assembly is arranged on the workbench.

Still further, the extrusion solid core subassembly is including setting up the backup pad of telescopic link tip of microcylinder, vertical groove has been seted up to the riser front side of support frame, vertical groove with the back sliding connection of backup pad, the bottom of backup pad sets up the extrusion groove, the bottom of extrusion groove is provided with the silica gel pad.

Still further, draw-in groove and pin hole have been seted up to the top of circuit board, the bottom of chip board is provided with pin line and fixture block, the pin line with the position in pin hole corresponds, the draw-in groove with the position of fixture block corresponds.

Furthermore, a plurality of strip-shaped grooves are uniformly formed above the placing table.

Still further, the stabilizing component includes two spouts of seting up on the workstation, two the spout is located place left and right both sides of platform, left side be provided with two-way threaded rod in the spout, right side be provided with the slide bar in the spout, two sections of screw threads of two-way threaded rod with be provided with the slider on the slide bar respectively, left and right side is corresponding be provided with the cardboard between the slider, the front of workstation is provided with micro motor, micro motor's output passes left side the spout with two-way threaded rod links to each other.

Further, the surface of placing platform and cardboard is provided with the rubber layer, the rubber layer is through dull polish processing.

(III) beneficial effects

Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:

according to the utility model, the circuit board and the chip board placed on the placing table are connected in an extrusion mode through the extrusion core fixing assembly.

The pin wire is inserted through the strip-shaped groove, the pin wire is protected, deformation of the pin wire is avoided in the process of extrusion connection of the circuit board and the chip board by the extrusion solid core assembly, and the pin wire and the pin hole are not convenient to be welded by soldering tin in the later period.

Through the structure setting of stable subassembly, on the fixed work platform of circuit board stability, avoid the extrusion to solid core subassembly to extrude the chip spare for the circuit board takes place to rock, and then makes the position of chip on the circuit board take place the displacement, influences the solid core to the charactron, and the surface that platform and cardboard were placed in the operation is provided with the rubber layer, and the rubber layer is through dull polish processing, can protect the circuit board on the one hand, on the other hand increase place the frictional force between platform and cardboard and the circuit board.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of the structure below the present utility model;

fig. 4 is a perspective view of a circuit board and a chip board.

Reference numerals in the drawings represent respectively: 1. a work table; 2. a support frame; 3. a micro cylinder; 4. a placement table; 5. a circuit board; 6. a chip board; 7. a support plate; 8. a vertical groove; 9. an extrusion groove; 10. a clamping groove; 11. pin holes; 12. a pin wire; 13. a clamping block; 14. a bar-shaped groove; 15. a chute; 16. a two-way threaded rod; 17. a slide block; 18. a clamping plate; 19. a micro motor; 20. and a slide bar.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is further described below with reference to examples.

Examples

The utility model provides a solid core mechanism is used in production of bicolor injection nixie tube, as shown in fig. 1-4, including workstation 1, the fixed support frame 2 that is provided with in top of workstation 1, support frame 2 is stainless steel material to make, and be provided with control panel on the support frame 2, control panel carries out electric connection with microcylinder 3 and micro motor 19, the user of being convenient for operates on control panel, and then control solid core mechanism, it is more convenient to make bicolor injection nixie tube production operation, be provided with microcylinder 3 on the diaphragm of support frame 2, microcylinder 3's telescopic link to each other with the solid core subassembly of extrusion through support frame 2, the fixed platform 4 that is provided with on workstation 1, circuit board 5 has been placed to the top of placing the platform 4, chip board 6 has been placed to the top of circuit board 5, run through microcylinder 3, and then drive the solid core subassembly of extrusion carries out the downward movement, make the solid core subassembly of extrusion be connected with circuit board 5 and chip board 6 on placing the platform 4, be provided with stable subassembly on workstation 1, avoid fixing the chip piece to the chip piece on chip board 5 when the operation is fixed to the chip piece, the chip piece is made to take place the chip piece and the chip piece is extruded, and the chip is moved on the chip piece is made to take place the displacement.

As shown in fig. 1 and 3, the extrusion solid core component comprises a supporting plate 7 arranged at the end part of a telescopic rod of the micro cylinder 3, a vertical groove 8 is formed in the front side of a vertical plate of the supporting frame 2, the vertical groove 8 is connected with the rear surface of the supporting plate 7 in a sliding manner, the stability of the extrusion solid core component moving is improved, an extrusion groove 9 is formed in the bottom of the supporting plate 7, a silica gel pad is arranged at the bottom of the extrusion groove 9, the supporting plate 7 moves in the vertical groove 8 through the operation of the micro cylinder 3, and the supporting plate 7 drives the extrusion groove 9 to move downwards, so that the extrusion solid core component is in extrusion connection with a circuit board 5 and a chip board 6 placed on the placing table 4.

As shown in fig. 4, a clamping groove 10 and a pin hole 11 are formed above the circuit board 5, a pin wire 12 and a clamping block 13 are arranged at the bottom of the chip board 6, the pin wire 12 corresponds to the pin hole 11 in position, the clamping groove 10 corresponds to the clamping block 13 in position, the clamping groove 10 is clamped with the clamping block 13, the pin wire 12 is inserted into the pin hole 11, the circuit board 5 and the chip board 6 are limited and fixed, the chip piece is prevented from being extruded by the extrusion core fixing component, the circuit board 5 is enabled to shake, the chip is enabled to displace in position on the circuit board 5, then the pin wire 12 and the pin hole 11 are welded by soldering tin in later period, and the chip piece is fixed on the circuit board 5.

As shown in fig. 1 and 2, a plurality of strip-shaped grooves 14 are uniformly formed above the placement table 4, the strip-shaped grooves 14 are used for inserting and placing the lead wires 12, protecting the lead wires 12, and avoiding deformation of the lead wires 12 in the process of extrusion connection of the circuit board 5 and the chip board 6 by the extrusion core fixing component, so that the lead wires 12 and the pin holes 11 are not convenient to be welded by soldering tin in the later stage.

As shown in fig. 1 and 2, the stabilizing assembly comprises two sliding grooves 15 formed in the workbench 1, the two sliding grooves 15 are located on the left side and the right side of the placing table 4, a bidirectional threaded rod 16 is arranged in the sliding groove 15 on the left side, a sliding rod 20 is arranged in the sliding groove 15 on the right side, sliding blocks 17 are respectively arranged on two sections of threads of the bidirectional threaded rod 16 and the sliding rod 20, clamping plates 18 are arranged between the left and right corresponding sliding blocks 17, a micro motor 19 is arranged in front of the workbench 1, the output end of the micro motor 19 penetrates through the sliding groove 15 on the left side to be connected with the bidirectional threaded rod 16, the micro motor 19 is a mitsubishi HC-KFS servo motor, the motor can perform forward and reverse rotation and operates stably, the bidirectional threaded rod 16 is further rotated through the operation of the micro motor 19, the sliding blocks 17 on the two sections of threads on the bidirectional threaded rod 16 are further driven to move, and accordingly the two sliding blocks 17 on the sliding rod 20 are further moved, the two clamping plates 18 are further moved in opposite directions, and the circuit board 5 is stably fixed on the workbench 1.

As shown in fig. 1, the surface of placing the platform 4 and the surface of the clamping plate 18 are provided with rubber layers, the rubber layers can be subjected to frosting treatment, on one hand, the circuit board 5 can be protected, on the other hand, the friction force between the placing platform 4 and the clamping plate 18 and the circuit board 5 is increased, and the chip part is extruded by the extruding core fixing component, so that the circuit board 5 shakes, the position of the chip on the circuit board 5 is displaced, and the core fixing operation of the nixie tube is affected.

In the embodiment, when the device is implemented, a user places the circuit board 5 on the placement table 4, places the chip board 6 above the circuit board 5, and makes the positions of the pin wires 12 and the pin holes 11 correspond to each other, the clamping grooves 10 and the clamping blocks 13 correspond to each other, the circuit board 5 and the chip board 6 placed on the placement table 4 are connected in a pressing manner through the pressing core fixing assembly, the micro air cylinder 3 is driven to operate, the support plate 7 moves in the vertical groove 8, the support plate 7 drives the pressing groove 9 to move downwards, the clamping grooves 10 and the clamping blocks 13 are clamped, the pin wires 12 are inserted into the pin holes 11, the circuit board 5 and the chip board 6 are limited and fixed, the chip piece is prevented from being pressed by the pressing core fixing assembly, the circuit board 5 is rocked, the position of the chip on the circuit board 5 is further displaced, then the pin wires 12 and the pin holes 11 are welded by soldering tin in the later stage, the chip part is fixed on the circuit board 5, the pin wire 12 is inserted through the strip-shaped groove 14, the pin wire 12 is protected, the deformation of the pin wire 12 is avoided in the process of extruding and connecting the circuit board 5 and the chip board 6 by the extruding and core fixing component, the pin wire 12 and the pin hole 11 are inconvenient to be welded by soldering tin in the later period, the micro motor 19 is operated through the structural arrangement of the stabilizing component, the bidirectional threaded rod 16 is further rotated, the sliding blocks 17 on two sections of threads on the bidirectional threaded rod 16 are further driven to move, the two sliding blocks 17 on the sliding rod 20 are further driven to move, the two clamping plates 18 are further moved towards each other, the chip part is extruded by the extruding and core fixing component on the fixed workbench 1 stabilized by the circuit board 5, the circuit board 5 is further rocked, the position of the chip on the circuit board 5 is further displaced, the fixed core operation to the charactron is influenced, places the surface of platform 4 and cardboard 18 and is provided with the rubber layer, and the rubber layer is through dull polish processing, can protect the processing to circuit board 5 on the one hand, on the other hand increases the frictional force of placing between platform 4 and cardboard 18 and the circuit board 5.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a solid core mechanism is used in production of bicolor injection moulding charactron, includes workstation (1), its characterized in that: the utility model discloses a die-casting machine is characterized in that a support frame (2) is fixedly arranged above a workbench (1), a micro cylinder (3) is arranged on a transverse plate of the support frame (2), a telescopic rod of the micro cylinder (3) penetrates through the support frame (2) and is connected with an extrusion core fixing component, a placing table (4) is fixedly arranged on the workbench (1), a circuit board (5) is arranged above the placing table (4), a chip board (6) is arranged above the circuit board (5), and a stabilizing component is arranged on the workbench (1).

2. The core fixing mechanism for producing double-shot injection nixie tubes according to claim 1, wherein: the extrusion solid core assembly comprises a supporting plate (7) arranged at the end part of a telescopic rod of the micro cylinder (3), a vertical groove (8) is formed in the front side of a vertical plate of the supporting frame (2), the vertical groove (8) is in sliding connection with the back of the supporting plate (7), an extrusion groove (9) is formed in the bottom of the supporting plate (7), and a silica gel pad is arranged at the bottom of the extrusion groove (9).

3. The core fixing mechanism for producing the double-shot injection nixie tube according to claim 2, wherein: the circuit board is characterized in that a clamping groove (10) and a pin hole (11) are formed in the upper portion of the circuit board (5), a pin wire (12) and a clamping block (13) are arranged at the bottom of the chip board (6), the pin wire (12) corresponds to the position of the pin hole (11), and the clamping groove (10) corresponds to the position of the clamping block (13).

4. A solid core mechanism for producing double-shot injection nixie tubes according to claim 3, wherein: a plurality of strip-shaped grooves (14) are uniformly formed above the placing table (4).

5. The solid core mechanism for producing the double-shot injection nixie tube according to claim 4, wherein: the stabilizing assembly comprises two sliding grooves (15) formed in the workbench (1), the sliding grooves (15) are located on the left side and the right side of the placing table (4), a two-way threaded rod (16) is arranged in the sliding grooves (15) on the left side, a sliding rod (20) is arranged in the sliding grooves (15) on the right side, sliding blocks (17) are respectively arranged on two sections of threads of the two-way threaded rod (16) and the sliding rod (20), clamping plates (18) are arranged between the sliding blocks (17) corresponding to the left side and the right side, a miniature motor (19) is arranged in front of the workbench (1), and the output end of the miniature motor (19) penetrates through the left side of the sliding grooves (15) to be connected with the two-way threaded rod (16).

6. The solid core mechanism for producing the double-shot injection nixie tube according to claim 5, wherein: the surface of placing platform (4) and cardboard (18) is provided with the rubber layer, the rubber layer is through dull polish processing.