CN212397942U

CN212397942U - Automatic cutting and ejecting device for solder wires

Info

Publication number: CN212397942U
Application number: CN202020854733.2U
Authority: CN
Inventors: 杨芳; 龚雪
Original assignee: Chengdu Aeronautic Polytechnic
Current assignee: Chengdu Aeronautic Polytechnic
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-01-26
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a solder wire automatic cutout ejecting device relates to cutting equipment technical field. The utility model provides a solder wire automatic cutout ejecting device, includes the bottom plate, bottom plate top outer wall has the support frame through the bolt fastening, the support frame top is rotated through the bearing and is had the rotary drum, the rotary drum is connected with first motor through the belt, and first motor is fixed in the bottom plate top, rotary drum one side is equipped with the carousel, and carousel one side is equipped with the rotation cutting mechanism that the equidistance distributes, it sets up in the spacing cell body of carousel outer wall, two including the symmetry to rotate cutting mechanism spacing cell body inner wall swing joint has the movable knife rest, movable knife rest bottom is connected with the blade, the welding of one side outer wall center department of movable knife rest has first bump. The utility model discloses a multiunit rotates cutting mechanism's setting for blade after the cutting of welding tin silk at every turn can both obtain the cooling of dead time, and the condition that damages when reducing the blade and overheat and cause the cutting appears.

Description

Automatic cutting and ejecting device for solder wires

Technical Field

The utility model relates to a cutting equipment technical field specifically is a solder wire automatic cutout ejecting device.

Background

Solder wire, also known as: the tin wire consists of tin alloy and assistant, and the alloy consists of tin lead and lead-free assistant and is poured into the middle part of the tin alloy. The different assistants of solder wire kind are also different, and the assistant part improves the supplementary heat conduction of solder wire in welding process, gets rid of the oxidation, reduces by welding material surface tension, gets rid of by welding material surface greasy dirt, increase area of weld. The solder wire is characterized in that the solder wire has a certain length and diameter and can be used in cooperation with an electric iron or laser in the welding of electronic devices.

The solder wire is required to be cut off according to different product specifications in the production process of the solder wire, a general cutting machine is only provided with one cutting tool bit, the heat of the tool bit is large in the working environment that the solder wire is frequently cut at a high speed, the damage is easy to occur, the cost of the tool bit is high, and the cost of a production enterprise is increased by replacing the tool bit after the tool bit is damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a solder wire automatic cutout ejecting device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic cutting and ejecting device for solder wires comprises a bottom plate, wherein a support frame is fixed on the outer wall of the top of the bottom plate through bolts, a rotary drum is arranged on the top of the support frame through a bearing in a rotating mode, the rotary drum is connected with a first motor through a belt and fixed on the top of the bottom plate, a rotary disc is arranged on one side of the rotary drum, rotary cutting mechanisms distributed at equal intervals are arranged on one side of the rotary disc, each rotary cutting mechanism comprises limiting groove bodies symmetrically arranged on the outer wall of the rotary disc, movable tool rests are movably connected on the inner walls of the two limiting groove bodies, a blade is connected to the bottoms of the movable tool rests, a first salient point is welded at the center of the outer wall of one side of each movable tool rest, a second salient point is welded on the outer wall of each limiting groove body, a spring is connected, and the top of the bottom plate is also fixedly provided with a feeding mechanism and a stamping mechanism.

Preferably, the feeding mechanism comprises an installation table fixed at the top of the bottom plate, the top of the installation table is rotatably connected with a roller group, a second motor is fixed on one side of the installation table through a bolt, and the second motor is in transmission fit with the roller group through a belt.

Preferably, punching press mechanism is including being fixed in the door type frame at bottom plate top, and the door type frame top has the hydro-cylinder through the bolt fastening, the flexible end bottom of hydro-cylinder has the punching press head through the bolt fastening, and the punching press head bottom bonds and has the leather packing, the specification of punching press head and the specification looks adaptation of atress piece.

Preferably, the outer wall of the turntable is provided with sector-shaped light holes distributed at equal intervals, and the light holes are arranged at intervals with the rotary cutting mechanism.

Preferably, the bottom of the inner wall of the rotating drum and the top of the roller group are positioned on the same horizontal plane.

Preferably, the number of the rotary cutting mechanisms is two to ten.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a solder wire automatic cutout ejecting device, through multiunit rotation cutting mechanism's setting for blade after the cutting of solder wire can both obtain the cooling of certain time at every turn, and the condition that damages appears when reducing the blade and overheated causing the cutting, uses as an example three group rotation cutting mechanism the utility model discloses a structure can realize more ordinary cutting machine and exceed triple blade life, and then practices thrift the manufacturing cost of mill.

(2) The utility model provides a solder wire automatic cutout ejecting device, through feed mechanism's setting, realizes the automatic feed of solder wire, improves the degree of automation of device, through the setting of leather packing, plays collision cushioning effect, prevents the damage that rigid collision caused between punching press head and the atress piece, ensures the life of device, through the setting in light weight hole for the carousel realizes furthest's lightweight setting.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the turntable of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a support frame; 3. a rotating drum; 4. a turntable; 5. a limiting groove body; 6. a movable tool rest; 7. a blade; 8. a stress block; 9. a first bump; 10. a second bump; 11. a spring; 12. a light weight orifice; 13. a central bore; 14. a gantry frame; 15. an oil cylinder; 16. punching a head; 17. a leather pad; 18. a first motor; 19. an installation table; 20. a roller set; 21. a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: an automatic cutting and ejecting device for solder wires comprises a bottom plate 1, a support frame 2 is fixed on the outer wall of the top of the bottom plate 1 through bolts, a rotary drum 3 is arranged on the top of the support frame 2 through a bearing in a rotating mode, the rotary drum 3 is connected with a first motor 18 through a belt, the first motor 18 is fixed on the top of the bottom plate 1, a rotary disc 4 is arranged on one side of the rotary drum 3, three rotating and cutting mechanisms are arranged on one side of the rotary disc 4, each rotating and cutting mechanism comprises limiting groove bodies 5 symmetrically arranged on the outer wall of the rotary disc 4, movable tool rests 6 are movably connected on the inner walls of the two limiting groove bodies 5, blades 7 are connected to the bottoms of the movable tool rests 6, a first salient point 9 is welded in the center of one outer wall of each movable tool rest 6, a second salient point 10 is welded on the outer wall of each limiting groove body, the top of the bottom plate 1 is also fixed with a feeding mechanism and a punching mechanism.

As shown in fig. 1, the feeding mechanism comprises a mounting table 19 fixed on the top of the bottom plate 1, a roller set 20 is rotatably connected to the top of the mounting table 19, a second motor 21 is fixed on one side of the mounting table 19 through bolts, the second motor 21 forms transmission fit with the roller set 20 through a belt, automatic feeding of solder wires is achieved through the arrangement of the feeding mechanism, and the automation degree of the device is improved.

As shown in fig. 1 and 3, the stamping mechanism comprises a door-shaped frame 14 fixed at the top of the bottom plate 1, an oil cylinder 15 is fixed at the top of the door-shaped frame 14 through a bolt, a stamping head 16 is fixed at the bottom of the telescopic end of the oil cylinder 15 through a bolt, a leather pad 17 is bonded at the bottom of the stamping head 16, the specification of the stamping head 16 is matched with that of the stressed block 8, the leather pad 17 is arranged, so that a collision buffering effect is achieved, damage caused by rigid collision between the stamping head 16 and the stressed block 8 is prevented, and the service life of the device is guaranteed.

As shown in fig. 2, three fan-shaped light holes 12 are formed in the outer wall of the turntable 4, the light holes 12 are spaced from the rotary cutting mechanism, and the turntable 4 is provided with the light holes 12 in a manner of being lightweight to the maximum extent.

As shown in FIG. 1, the bottom of the inner wall of the drum 3 is located on the same horizontal plane as the top of the roller set 20.

The working principle is as follows: the solder wire is placed on the roller group 20, one end of the solder wire enters the rotary drum 3 under the action of the second motor 21, when the entering length reaches a preset length, the second motor 21 stops working, the oil cylinder 15 descends at the moment, the punching head 16 is driven to extrude the stress block 8 so as to enable the blade 7 to cut the solder wire passing through the rotary drum 3 and the central hole 13, the oil cylinder 15 resets after the cutting is completed, the blade 7 automatically resets under the action of the spring 11 to complete the cutting, then the first motor 18 works to drive the rotary drum 3 and the rotary disc 4 to rotate, three groups of rotary cutting mechanisms are taken as an example, the rotary drum 3 and the rotary disc 4 are driven to rotate for 120 degrees, the other group of rotary cutting mechanisms are positioned below the punching head 16 to wait for the next cutting of the solder wire, and the blade 7 which cuts the solder wire at each time can be cooled for a certain time through the arrangement of the plurality of rotary cutting mechanisms, reduce the overheated condition that causes the damage when cutting of blade 7 and appear to three groups rotate cutting mechanism and use as the example the utility model discloses a blade life that exceeds three times can be realized to more ordinary cutting machine to the structure, and then the manufacturing cost of saving mill.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a solder wire automatic cutout ejecting device, includes bottom plate (1), its characterized in that: the outer wall of the top of the bottom plate (1) is fixedly provided with a support frame (2) through bolts, the top of the support frame (2) is rotated through a bearing to form a rotary drum (3), the rotary drum (3) is connected with a first motor (18) through a belt, the first motor (18) is fixed at the top of the bottom plate (1), one side of the rotary drum (3) is provided with a rotary table (4), one side of the rotary table (4) is provided with a rotary cutting mechanism distributed equidistantly, the rotary cutting mechanism comprises limit groove bodies (5) symmetrically arranged on the outer wall of the rotary table (4), two inner walls of the limit groove bodies (5) are movably connected with movable knife rests (6), the bottoms of the movable knife rests (6) are connected with blades (7), one outer wall of the movable knife rests (6) is welded at the center with first convex points (9), the outer wall of the limit groove bodies (5) is welded with second convex points (10), and springs (, the top of the movable tool rest (6) is provided with a stress block (8), the center of the turntable (4) is provided with a center hole (13), and the top of the bottom plate (1) is also fixed with a feeding mechanism and a punching mechanism.

2. The automatic cutting and ejecting device for the solder wires as claimed in claim 1, wherein: the feeding mechanism comprises a mounting table (19) fixed to the top of the bottom plate (1), a roller set (20) is rotatably connected to the top of the mounting table (19), a second motor (21) is fixed to one side of the mounting table (19) through a bolt, and the second motor (21) is in transmission fit with the roller set (20) through a belt.

3. The automatic cutting and ejecting device for the solder wires as claimed in claim 1, wherein: punching press mechanism is including door type frame (14) that is fixed in bottom plate (1) top, and door type frame (14) top has hydro-cylinder (15) through the bolt fastening, the flexible end bottom of hydro-cylinder (15) has punching press head (16) through the bolt fastening, and punching press head (16) bottom bonds and has leather packing (17), the specification of punching press head (16) and the specification looks adaptation of atress piece (8).

4. The automatic cutting and ejecting device for the solder wires as claimed in claim 1, wherein: the outer wall of the rotary disc (4) is provided with sector-shaped light holes (12) which are distributed at equal intervals, and the light holes (12) are arranged at intervals with the rotary cutting mechanism.

5. The automatic cutting and ejecting device for the solder wires as claimed in claim 1, wherein: the bottom of the inner wall of the rotary drum (3) and the top of the roller group (20) are positioned on the same horizontal plane.

6. The automatic cutting and ejecting device for the solder wires as claimed in claim 1, wherein: the number of the rotary cutting mechanisms is two to ten.