CN213972361U

CN213972361U - Ejecting structure of touch pen injection mold

Info

Publication number: CN213972361U
Application number: CN202022156184.4U
Authority: CN
Inventors: 肖一鸣
Original assignee: Shenzhen Hongming Plastic Co ltd
Current assignee: Shenzhen Hongming Plastic Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-08-17
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses an ejecting structure of touch pen injection mold, including die holder and bottom plate, the die holder is fixed in the top of bottom plate, installation cavity and die cavity have been seted up to the inside of die holder to installation cavity and die cavity are linked together, the top fixedly connected with mounting bracket of installation intracavity wall, the both sides of mounting bracket bottom all are connected with the gear through the rotation of support to the middle part fixedly connected with bull stick on gear surface, the movable groove has been seted up to the inside of bull stick to the inside swing joint in movable groove has the minor axis, the one end fixedly connected with montant of minor axis, the inside that just extends to the mounting bracket is run through to the bottom of montant, the top fixed connection roof of montant, the utility model relates to a touch pen production facility technical field. The touch pen injection mold ejection structure solves the problem that a finished product is difficult to take out after the existing mold is cooled and molded and is placed in a mold cavity.

Description

Ejecting structure of touch pen injection mold

Technical Field

The utility model relates to a touch-sensitive pen production facility technical field specifically is a touch-sensitive pen injection mold ejection structure.

Background

The touch pen is a tool capable of replacing fingers to operate a mobile phone or a tablet to write, is generally made of plastic or rubber, and is produced in batches through injection molding.

The injection molding is the main molding equipment for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die, the injection molding is realized by an injection molding machine and the die, and a finished product is placed in a die cavity and is difficult to take out after cooling molding, so a corresponding ejection mechanism is required to facilitate the taking out of the finished product.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a touch pen injection mold is ejecting structure has solved current mould and has arranged the problem that the die cavity is inside to be difficult to take out in finished product after the cooling shaping.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an ejection structure of an injection mold of a touch pen comprises a lower die holder and a bottom plate, wherein the lower die holder is fixed at the top of the bottom plate, an installation cavity and a mold cavity are arranged inside the lower die holder, the mounting cavity is communicated with the die cavity, the top of the inner wall of the mounting cavity is fixedly connected with a mounting rack, two sides of the bottom of the mounting rack are rotatably connected with gears through a support, and the middle part of the surface of the gear is fixedly connected with a rotating rod, the inside of the rotating rod is provided with a movable groove, and the inside of the movable groove is movably connected with a short shaft, one end of the short shaft is fixedly connected with a vertical rod, the bottom end of the vertical rod penetrates through and extends into the mounting frame, the top of the vertical rod is fixedly connected with a top plate, the top of the top plate is fixedly connected with a top rod, and the top of the ejector rod is fixedly connected with a piston, the piston is arranged in the die cavity, and one side of the gear is provided with a driving mechanism.

Preferably: the driving mechanism comprises a rack, the rack is meshed with the gear, and a cross rod is fixedly connected to one side, away from the gear, of the rack.

Preferably: one end of the cross rod, which is far away from the rack, penetrates through and extends to the outside of the lower die base, and the tail end of the cross rod is fixedly connected with a pressing block.

Preferably: vertical grooves are formed in the two sides of the lower die base and are matched with the cross rod.

Preferably: the die holder is characterized in that transverse grooves are formed in the two sides of the lower die holder, springs are fixedly connected to the bottoms of the inner walls of the transverse grooves, and sliding plates are fixedly connected to the tops of the springs.

Preferably: the top of the sliding plate is fixedly connected with the bottom of the cross rod, and the cross groove is perpendicular to the vertical groove and communicated with the vertical groove.

Advantageous effects

The utility model provides an ejecting structure of touch pen injection mold. The method has the following beneficial effects:

(1) this touch-sensitive pen injection mold ejection structure through pressing the briquetting downwards, drives horizontal pole and rack downstream to drive gear and bull stick and begin clockwise rotation, make montant rebound through the transmission of minor axis, drive roof, ejector pin and piston and shift up, thereby with the finished product from the inside top of die cavity, solved current mould after the cooling shaping the finished product arrange the inside problem that is difficult to take out of die cavity in.

(2) This ejecting structure of touch pen injection mold, this equipment use operation is very simple, can ejecting finished product in batches, improves work efficiency.

Drawings

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

fig. 2 is a schematic structural diagram of the horizontal groove and the vertical groove of the present invention.

In the figure: 1 lower die holder, 2 bottom plates, 3 installation cavities, 4 die cavities, 5 installation frames, 6 supports, 7 gears, 8 rotating rods, 9 movable grooves, 10 short shafts, 11 vertical rods, 12 top plates, 13 ejector rods, 14 pistons, 15 racks, 16 cross rods, 17 pressing blocks, 18 vertical grooves, 19 transverse grooves, 20 springs and 21 sliding plates.

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. 1-2, the present invention provides a technical solution: a touch pen injection mold ejection structure comprises a lower die holder 1 and a bottom plate 2, wherein the lower die holder 1 is fixed at the top of the bottom plate 2, a mounting cavity 3 and a die cavity 4 are formed in the lower die holder 1, the mounting cavity 3 is communicated with the die cavity 4, a mounting frame 5 is fixedly connected to the top of the inner wall of the mounting cavity 3, two sides of the bottom of the mounting frame 5 are rotatably connected with a gear 7 through a support 6, a rotating rod 8 is fixedly connected to the middle of the surface of the gear 7, a movable groove 9 is formed in the rotating rod 8, a short shaft 10 is movably connected to the inner part of the movable groove 9, a vertical shaft 11 is fixedly connected to one end of the short shaft 10, the bottom end of the vertical shaft 11 penetrates through and extends into the mounting frame 5, a top plate 12 is fixedly connected to the top of the vertical shaft 11, an ejector rod 13 is fixedly connected to the top of the top plate 12, a piston 14 is fixedly connected to the top of the ejector rod 13, and the piston 14 is arranged in the die cavity 4, one side of the gear 7 is provided with a drive mechanism.

Further: actuating mechanism includes rack 15, rack 15 meshes with gear 7 mutually, and rack 15 keeps away from one side fixedly connected with horizontal pole 16 of gear 7, the one end that rack 15 was kept away from to horizontal pole 16 runs through and extends to the outside of die holder 1, the terminal fixedly connected with briquetting 17 of horizontal pole 16, perpendicular groove 18 has been seted up to the inside of die holder 1 both sides, and erect groove 18 and horizontal pole 16 looks adaptation, cross slot 19 has all been seted up to the inside of die holder 1 both sides, the bottom fixedly connected with spring 20 of the inner wall of cross slot 19, and spring 20's top fixedly connected with slide 21, the top of slide 21 and the bottom fixed connection of horizontal pole 16, cross slot 19 with erect 18 perpendicular and mutual intercommunications in groove.

During the use, after the cooling shaping, press briquetting 17 downwards, drive horizontal pole 16 and rack 15 downstream, thereby drive gear 7 and bull stick 8 and begin clockwise rotation, make montant 11 rebound through the transmission of minor axis 10, drive roof 12, ejector pin 13 and piston 14 and move up, thereby with the finished product from the inside top of die cavity, when no outside pressure effect, horizontal pole 16 and rack 15 move up under the effect of spring 20, get back to the normal position, thereby make piston 14 and roof 12 get back to the normal position, can begin next batch and mould plastics.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an ejecting structure of touch-sensitive pen injection mold, includes die holder (1) and bottom plate (2), its characterized in that: the lower die holder (1) is fixed to the top of the bottom plate (2), a mounting cavity (3) and a die cavity (4) are formed in the lower die holder (1), and the mounting cavity (3) is communicated with the die cavity (4);

the top of the inner wall of the mounting cavity (3) is fixedly connected with a mounting rack (5), two sides of the bottom of the mounting rack (5) are rotatably connected with gears (7) through brackets (6), a rotating rod (8) is fixedly connected with the middle part of the surface of the gear (7), a movable groove (9) is arranged inside the rotating rod (8), a short shaft (10) is movably connected inside the movable groove (9), one end of the short shaft (10) is fixedly connected with a vertical rod (11), the bottom end of the vertical rod (11) penetrates through and extends to the inside of the mounting rack (5), the top of the vertical rod (11) is fixedly connected with a top plate (12), the top of the top plate (12) is fixedly connected with a top rod (13), and the top of the ejector rod (13) is fixedly connected with a piston (14), the piston (14) is arranged in the die cavity (4), and one side of the gear (7) is provided with a driving mechanism.

2. The touch pen injection mold ejection structure according to claim 1, characterized in that: the driving mechanism comprises a rack (15), the rack (15) is meshed with the gear (7), and a cross rod (16) is fixedly connected to one side, far away from the gear (7), of the rack (15).

3. The touch pen injection mold ejection structure according to claim 2, characterized in that: one end, far away from the rack (15), of the cross rod (16) penetrates through and extends to the outer portion of the lower die holder (1), and a pressing block (17) is fixedly connected to the tail end of the cross rod (16).

4. The touch pen injection mold ejection structure according to claim 1, characterized in that: vertical grooves (18) are formed in the two sides of the lower die holder (1), and the vertical grooves (18) are matched with the cross rod (16).

5. The touch pen injection mold ejection structure according to claim 1, characterized in that: horizontal grooves (19) are formed in the inner portions of two sides of the lower die holder (1), springs (20) are fixedly connected to the bottoms of the inner walls of the horizontal grooves (19), and sliding plates (21) are fixedly connected to the top ends of the springs (20).

6. The touch pen injection mold ejection structure according to claim 5, wherein: the top of the sliding plate (21) is fixedly connected with the bottom of the cross rod (16), and the cross groove (19) is vertical to the vertical groove (18) and communicated with the vertical groove.