CN210211139U

CN210211139U - Plastic package runner punching machine with split type cutter

Info

Publication number: CN210211139U
Application number: CN201920575628.2U
Authority: CN
Inventors: Sejin Yan; 颜色金; Lin Yang; 杨林; Yinsen Xu; 徐银森; Qianqian Liu; 刘茜茜
Original assignee: Sichuan Suining Lipuxin Microelectronic Co Ltd
Current assignee: Sichuan Suining Lipuxin Microelectronic Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-03-31
Anticipated expiration: 2029-04-25

Abstract

The utility model discloses a plastic package runner punching machine with split type cutter, including upper plate, lower plate and punching press subassembly, the upper plate sets up directly over the lower plate, and the punching press subassembly includes punch, first punch, second punch and stripper, first punch and second punch are fixed to be installed at the upper surface of lower plate, the slide grafting has the uide pin on the upper plate, the equidistant sword groove of having seted up on the stripper, the punch slides and pegs graft in the sword groove, the upper end fixed mounting of punch is at the lower surface of upper plate, the lower extreme of uide pin slides and pegs graft in the mounting hole of seting up on the stripper; adopt a split type design of cutter, the stripper is designed into closed, and the tool setting has the protection and has the pre-compaction to the product to improve die-cut cutter's life, improve the product quality, reduce the manufacturing cost of mill and improve workman's work efficiency.

Description

Plastic package runner punching machine with split type cutter

Technical Field

The utility model relates to a cutting device technical field specifically is a plastic envelope dashes runner machine with split type cutter.

Background

The runner punching machine is mainly used for the subsequent equipment of the semiconductor packaging. The method is mainly used for removing a flow channel and waste glue after sealing of MGP multi-cylinder products. The runner punching machine drives a male die of the runner punching machine to move downwards through the air cylinder, a discharging part pre-presses the frame when the male die moves downwards, the plastic package runner is separated from the frame by the impact force generated by the cutter, and the cutter is separated from the frame by a discharging plate through a spring in the die when the male die moves upwards, so that the discharging function is achieved; and preparing for cutting ribs and forming.

The fretwork design that the stripper that current dashes flow channel machine adopted adopts, the pre-compaction position is far away from the product distance, can produce great pulling force, arouses whole warp deformation of frame and product layering. The hollow design of the stripper plate and the overall design of the cutter enable the cutter to be unprotected, high in rigidity and easy to break. The whole cutter with one broken tooth is replaced, and the use cost is increased. Therefore, a plastic-sealing runner punching machine with a split type cutter is needed.

Disclosure of Invention

An object of the utility model is to provide a plastic envelope dashes runner machine with split type cutter, structural design is simple reasonable, and convenient operation improves die-cut cutter's life, improves the product quality to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastic envelope towards runner machine with split type cutter, includes upper plate, lower plate and punching press subassembly, the upper plate sets up directly over the lower plate, and the punching press subassembly includes under broach, first broach, second broach and stripper, broach fixed mounting is at the upper surface of lower plate under first broach and the second, it has guide pin to slide on the upper plate to peg graft, the sword groove has been seted up to the stripper equidistance, go up the broach and slide and peg graft in the sword groove, the upper end fixed mounting of going up the broach is at the lower surface of upper plate, guide pin's lower extreme slides and pegs graft in the mounting hole of seting up on the stripper.

Preferably, the first lower punching knife and the second lower punching knife are arranged right below the stripper plate.

Preferably, the lower surface of the upper bottom plate is provided with a groove, and the upper punch is clamped in the groove and is fixed and pressed through the cutter holder.

Preferably, the upper base plate is provided with a counter bore, the guide pin is inserted in the counter bore, the guide pin is slidably inserted in a through hole formed in the cutter holder, and the lower end of the guide pin is sleeved with the first spring.

Preferably, the upper base plate is provided with a spring mounting hole, a second spring is mounted in the spring mounting hole, the bottom of the spring mounting hole is inserted with an unloading auxiliary push rod in a sliding mode, and the upper end of the unloading auxiliary push rod is connected with the lower end of the second spring.

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

1. the cutter split type design is adopted, the stripper plate is designed to be closed, the cutter is protected, and the product is pre-pressed, so that the service life of the punching cutter is prolonged, the product quality is improved, the production cost of a factory is reduced, and the working efficiency of workers is improved;

2. the cutter is split, the cutter edges do not interfere with each other, a certain moving space is formed on the closed discharging plate, so that the cutter moves up and down more smoothly in the moving process of the discharging plate, and the cutter is not easy to break; closed stripper can play the effect that supports the cutter and to the product pre-compaction in the use, and the cutter just is difficult to the fracture like this, and the product is difficult to arouse warpage and layering, plays reduce cost and improvement quality.

Drawings

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

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic structural view of a stripper plate according to the present invention;

fig. 4 is a schematic structural view of the middle and upper punching knife of the present invention.

In the figure: the automatic discharging device comprises an upper bottom plate 1, a lower bottom plate 2, an upper punching cutter 3, a first lower punching cutter 4, a second lower punching cutter 5, a cutter holder 6, a discharging plate 7, a guide pin 8, a discharging auxiliary push rod 9, a first spring 10, a second spring 11, a mounting hole 12, a cutter groove 13, a spring mounting hole 14 and a counter bore 15.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a plastic envelope towards runner machine with split type cutter, includes upper plate 1, lower plate 2 and punching press subassembly, upper plate 1 sets up directly over lower plate 2, and the punching press subassembly includes stamping knife 3, first stamping knife 4, second stamping knife 5 and stripper 7 down, first stamping knife 4 and second stamping knife 5 fixed mounting are at the upper surface of lower plate 2 down, it has guide pin 8 to slide on upper plate 1 to peg graft, equidistant sword groove 13 has been seted up on stripper 7, the sliding of upper stamping knife 3 is pegged graft in sword groove 13, the upper end fixed mounting of upper stamping knife 3 is at the lower surface of upper plate 1, the lower extreme of guide pin 8 slides and pegs graft in the mounting hole 12 of seting up on stripper 7.

Specifically, the first lower punching blade 4 and the second lower punching blade 5 are arranged right below the stripper plate 7.

Specifically, the lower surface of the upper bottom plate 1 is provided with a groove, and the upper punching cutter 3 is clamped in the groove and is fixed and pressed through the cutter holder 6.

Specifically, a counter bore 15 is formed in the upper base plate 1, the guide pin 8 is inserted into the counter bore 15, the guide pin 8 is slidably inserted into a through hole formed in the tool apron 6, and a first spring 10 is sleeved at the lower end of the guide pin 8.

Specifically, a spring mounting hole 14 is formed in the upper base plate 1, a second spring 11 is mounted in the spring mounting hole 14, a discharge auxiliary push rod 9 is inserted into the bottom of the spring mounting hole 14 in a sliding manner, and the upper end of the discharge auxiliary push rod 9 is connected with the lower end of the second spring 11.

The working principle is as follows: when the device is used, the upper end face of the upper bottom plate 1 is fixedly arranged on the driving mechanism, the driving mechanism comprises an air cylinder, and the air cylinder drives the upper bottom plate 1 to move up and down. The machining piece is placed into the device and fixed, the air cylinder is started, the upper bottom plate 1 moves downwards, the discharging plate 7 contacts with the residual glue of the part runner firstly, the part is prepressed to prevent the part from deforming, the upper bottom plate 1 moves downwards again, the discharging plate 7 compresses the machining piece, the upper punching cutter 3 extends out to punch the sprue waste, the waste falls into a cabinet garbage can through the lower bottom plate 2 abdicating groove, the upper bottom plate 1 is controlled to move upwards, and one-time punching is completed; the cutter is split, the cutter edges do not interfere with each other, a certain moving space is formed on the closed discharging plate 7, so that the cutter moves up and down more smoothly in the moving process of the discharging plate 7, and the cutter is not easy to break; the closed type stripper plate 7 can play a role in supporting a cutter and prepressing a product in the using process, so that the cutter is not easy to break, the product is not easy to warp and delaminate, and the effects of reducing cost and improving quality are achieved; adopt a split type design of cutter, the stripper is designed into closed, and the tool setting has the protection and has the pre-compaction to the product to improve die-cut cutter's life, improve the product quality, reduce the manufacturing cost of mill and improve workman's work efficiency.

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 plastic envelope towards runner machine with split type cutter, includes upper plate (1), lower plate (2) and punching press subassembly, its characterized in that: the punching die is characterized in that the upper base plate (1) is arranged right above the lower base plate (2), the punching assembly comprises an upper punching knife (3), a first lower punching knife (4), a second lower punching knife (5) and a discharging plate (7), the first lower punching knife (4) and the second lower punching knife (5) are fixedly mounted on the upper surface of the lower base plate (2), a guide pin (8) is inserted on the upper base plate (1) in a sliding mode, a knife groove (13) is formed in the discharging plate (7) at an equal distance, the upper punching knife (3) is inserted in the knife groove (13) in a sliding mode, the upper end of the upper punching knife (3) is fixedly mounted on the lower surface of the upper base plate (1), and the lower end of the guide pin (8) is inserted in a mounting hole (12) formed in the discharging plate (7) in a sliding mode.

2. The plastic package runner punching machine with the split type cutter of claim 1, characterized in that: the first lower punching knife (4) and the second lower punching knife (5) are arranged right below the stripper plate (7).

3. The plastic package runner punching machine with the split type cutter of claim 1, characterized in that: the lower surface of the upper bottom plate (1) is provided with a groove, and the upper punching cutter (3) is clamped in the groove and is fixedly pressed through the cutter holder (6).

4. The plastic package runner punching machine with the split type cutter of claim 1, characterized in that: the upper base plate (1) is provided with a counter bore (15), the guide pin (8) is inserted in the counter bore (15), the guide pin (8) is inserted in a through hole formed in the tool apron (6) in a sliding mode, and the lower end of the guide pin (8) is sleeved with the first spring (10).

5. The plastic package runner punching machine with the split type cutter of claim 1, characterized in that: the discharging device is characterized in that a spring mounting hole (14) is formed in the upper base plate (1), a second spring (11) is mounted in the spring mounting hole (14), a discharging auxiliary push rod (9) is inserted into the bottom of the spring mounting hole (14) in a sliding mode, and the upper end of the discharging auxiliary push rod (9) is connected with the lower end of the second spring (11).