CN212312625U

CN212312625U - Pen mold core insert for plastic mold

Info

Publication number: CN212312625U
Application number: CN202020986601.5U
Authority: CN
Inventors: 张利娟
Original assignee: Chongqing Xinhonghui Precision Mould Co ltd
Current assignee: Chongqing Xinhonghui Precision Mould Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-01-08
Anticipated expiration: 2030-06-03

Abstract

The utility model relates to a plastic mould technical field specifically is a plastic mould is with a model core mold insert, including the fixed column, the middle part swing joint of fixed column right-hand member has a mould tail end, and the right-hand member swing joint of a mould tail end has a body first portion, and the right-hand member swing joint of a body first portion has a body second portion, and the right-hand member swing joint of a body second portion has a mould point portion. This pen mold core mold insert for plastic mould through the grafting of spacing ring and annular groove, can improve the joint strength of the adjacent two parts junction of pen mold core, avoids pen mold core breaking off when using, through threaded connection rod and thread groove, can make the adjacent two parts of pen mold core connect fixedly, forms wholly.

Description

Pen mold core insert for plastic mold

Technical Field

The utility model relates to a plastic mould technical field specifically is a pen model core mold insert for plastic mould.

Background

The insert in the mold refers to an irregular mold accessory which is inlaid in the mold, the effect of fixing a space between the mold plate and the filling mold plate is achieved, most pen shells are formed through injection molding, a plastic mold and a pen mold core insert are needed for injection molding, the shape and the size of the existing pen mold core insert are fixed, one pen mold core insert can only correspond to one pen shell mold, a large number of pen mold core inserts are needed, and the pen mold core insert cannot be used continuously after parts of the pen mold core insert are damaged, so that the cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plastic mould is with a mould core mold insert to the shape and the size that propose current mould core mold insert in solving above-mentioned background art are all fixed, and just can not resume after the part damage of mould core mold insert and use, lead to the problem of cost increase.

In order to achieve the above object, the utility model provides a following technical scheme:

a pen model core insert for a plastic mold comprises a fixed column, wherein a first thread groove is formed in the middle of the right end of the fixed column, a first annular groove is formed in the position, close to the middle, of the right end of the fixed column, a pen mould tail end is movably connected to the right end of the fixed column, a first thread connecting rod is arranged in the middle of the left end of the pen mould tail end, a first limiting ring is arranged at the position, close to the middle, of the left end of the pen mould tail end, a second thread groove is formed in the middle of the right end of the pen mould tail end, a second annular groove is formed in the position, close to the middle, of the right end of the pen mould tail end, a first pen body part is movably connected to the right end of the pen mould tail end, a second thread connecting rod is arranged in the middle of the left end of the first pen body part, a second limiting ring is arranged at the position, close to the middle, a third thread groove is, the utility model discloses a pen body, including pen body first portion, third threaded connection rod, third spacing ring, fourth threaded connection rod, fourth annular recess, fourth spacing ring, fourth threaded connection rod, third threaded connection rod, fourth spacing ring, fourth threaded connection rod, the left end of pen body first portion, fourth threaded connection rod, the position of pen body first portion, fourth threaded connection rod, the left end of pen body first portion, and the position of being close to the middle part.

Preferably, the outer wall of the circumference of the fixing column is provided with a plurality of strip-shaped anti-slip blocks which are arranged at equal intervals and in an annular array.

Preferably, the shape and size of the first annular groove, the second annular groove, the third annular groove and the fourth annular groove are the same.

Preferably, the shape and size of the first limiting ring, the second limiting ring, the third limiting ring and the fourth limiting ring are the same.

Preferably, the shape and size of the first limit ring are matched with the shape and size of the first annular groove.

Preferably, the shape and size of the first thread groove, the second thread groove, the third thread groove and the fourth thread groove are the same.

Preferably, the shape and the size of the first threaded connecting rod, the second threaded connecting rod, the third threaded connecting rod and the fourth threaded connecting rod are the same.

Preferably, the external thread of the first threaded connecting rod is matched with the internal thread of the first threaded groove, and the tail end of the pen mould is in threaded connection with the fixed column.

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

this plastic is pen mold core mold insert for mould, the stability of fixed column can be improved through the bar non slipping spur that is equipped with, peg graft through spacing ring and annular groove, can improve the joint strength of the adjacent two parts junction of pen mold core, avoid pen mold core fracture when using, through threaded connection rod and thread groove, can make the adjacent two parts of pen mold core connect fixedly, form wholly, after a certain part of pen mold core damages, can directly change, and can make up different parts, thereby reduce the input of cost.

Drawings

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

fig. 2 is a schematic view of the overall exploded first perspective structure of fig. 1 according to the present invention;

fig. 3 is a schematic diagram of an overall exploded second perspective structure of fig. 1 according to the present invention.

In the figure: the pen mold comprises a fixing column 1, a strip-shaped antiskid block 10, a first annular groove 11, a first thread groove 12, a pen mold tail end 2, a first limiting ring 20, a first thread connecting rod 21, a second annular groove 22, a second thread groove 23, a pen body first part 3, a second limiting ring 30, a second thread connecting rod 31, a third annular groove 32, a third thread groove 33, a pen body second part 4, a third limiting ring 40, a third thread connecting rod 41, a fourth annular groove 42, a fourth thread groove 43, a pen mold tip part 5, a fourth limiting ring 50 and a fourth thread connecting rod 51.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides a technical solution:

a pen mold core insert for a plastic mold comprises a fixed column 1, a first thread groove 12 is formed in the middle of the right end of the fixed column 1, a first annular groove 11 is formed in the position, close to the middle, of the right end of the fixed column 1, a pen mold tail end 2 is movably connected to the right end of the fixed column 1 and connected with the fixed column 1, a first thread connecting rod 21 is arranged in the middle of the left end of the pen mold tail end 2, a first limiting ring 20 is arranged at the position, close to the middle, of the left end of the pen mold tail end 2, a second thread groove 23 is formed in the middle of the right end of the pen mold tail end 2, a second annular groove 22 is formed at the position, close to the middle, of the right end of the pen mold tail end 2, a pen body first portion 3 is movably connected with the right end of the pen body first portion 2, a second thread connecting rod 31 is arranged in the middle of the left end of the pen body first portion 3, a second limiting ring 30 is arranged at the position, a third annular groove 32 is arranged at the right end of the first part 3 of the pen body and close to the middle part, a second part 4 of the pen body is movably connected at the right end of the first part 3 of the pen body, the number and the shape of the second part 4 of the pen body and the first part 3 of the pen body can be replaced, and a user can assemble the pen body according to the needs, thereby reducing the cost input, a third threaded connecting rod 41 is arranged at the middle part of the left end of the second part 4 of the pen body, a third limiting ring 40 is arranged at the left end of the second part 4 of the pen body and close to the middle part, a fourth threaded groove 43 is arranged at the middle part of the right end of the second part 4 of the pen body, a fourth annular groove 42 is arranged at the right end of the second part 4 of the pen body and close to the middle part, a pen mould tip part 5 is movably connected at the right end of the second part 4 of the pen body, a fourth threaded connecting rod 51 is arranged at the middle part of the left end of the pen mould tip, the mould tip 5 can likewise be replaced.

In this embodiment, the circumference outer wall of fixed column 1 is equipped with a plurality of equidistant and bar non slipping spur 10 that is the annular array and arranges, can improve fixed column 1's stability.

Specifically, the shape and size of the first annular groove 11, the second annular groove 22, the third annular groove 32 and the fourth annular groove 42 are the same, the shape and size of the first limiting ring 20, the second limiting ring 30, the third limiting ring 40 and the fourth limiting ring 50 are the same, the shape and size of the first limiting ring 20 are matched with the shape and size of the first annular groove 11, so that the limiting ring of each part can be matched with the annular groove of an adjacent part, the connection strength of the joint of the two adjacent parts of the pen mold core can be improved, and the pen mold core is prevented from being broken when in use.

Furthermore, the shapes and the sizes of the first thread groove 12, the second thread groove 23, the third thread groove 33 and the fourth thread groove 43 are the same, the shapes and the sizes of the first thread connecting rod 21, the second thread connecting rod 31, the third thread connecting rod 41 and the fourth thread connecting rod 51 are the same, the external thread of the first thread connecting rod 21 is matched with the internal thread of the first thread groove 12, the tail end 2 of the pen mold is in threaded connection with the fixing column 1, the thread connecting rod of each part and the thread groove of the adjacent part can be matched, the connection strength of the connection part of the two adjacent parts of the pen mold core can be improved, the two adjacent parts of the pen mold core can be connected and fixed to form a whole, and when one part of the pen mold core is damaged, the pen mold core can be directly replaced.

When the pen mold core insert for the plastic mold is used, a user can select the number and the shape of the pen mold tail end 2, the pen body first part 3, the pen body second part 4 and the pen mold tip part 5 according to needs, then the first threaded connecting rod 21 of the pen mold tail end 2 is in threaded connection with the first threaded groove 12 of the fixed column 1, and after connection, the first limiting ring 20 is completely positioned in the first annular groove 11, so that the connection strength of the connection part of the two adjacent parts of the pen mold core is improved, the pen mold core is prevented from being broken in use, and then the threaded connecting rod of each part is in threaded connection with the threaded groove of the adjacent part in sequence to form a whole; when a certain part of the pen mould core is damaged, the pen mould core can be directly replaced, and different parts can be combined, so that the cost input is reduced.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a plastic mould is with model core mold insert, includes fixed column (1), its characterized in that: a first thread groove (12) is formed in the middle of the right end of the fixed column (1), a first annular groove (11) is formed in the position, close to the middle, of the right end of the fixed column (1), a pen mould tail end (2) is movably connected to the right end of the fixed column (1), a first thread connecting rod (21) is arranged in the middle of the left end of the pen mould tail end (2), a first limiting ring (20) is arranged at the position, close to the middle, of the left end of the pen mould tail end (2), a second thread groove (23) is formed in the middle of the right end of the pen mould tail end (2), a second annular groove (22) is formed in the position, close to the middle, of the right end of the pen mould tail end (2), a first pen body part (3) is movably connected to the right end of the pen mould tail end (2), a second thread connecting rod (31) is arranged in the middle of the left end of the first pen body part (3), a second limiting ring (30) is arranged at the, the middle part of the right end of the first part (3) of the pen body is provided with a third thread groove (33), the right end of the first part (3) of the pen body is provided with a third annular groove (32) at a position close to the middle part, the right end of the first part (3) of the pen body is movably connected with a second part (4) of the pen body, the middle part of the left end of the second part (4) of the pen body is provided with a third thread connecting rod (41), the left end of the second part (4) of the pen body is provided with a third limiting ring (40) at a position close to the middle part, the middle part of the right end of the second part (4) of the pen body is provided with a fourth thread groove (43), the right end of the second part (4) of the pen body is provided with a fourth annular groove (42) at a position close to the middle part, the right end of the second part (4) of the pen body is movably connected with a pen mould tip part (5), the middle part of the, and a fourth limiting ring (50) is arranged at the left end of the pen mould tip part (5) and close to the middle part.

2. The mold core insert for plastic molds according to claim 1, wherein: the outer wall of the circumference of the fixed column (1) is provided with a plurality of strip-shaped anti-slip blocks (10) which are arranged at equal intervals and in an annular array.

3. The mold core insert for plastic molds according to claim 1, wherein: the shape and the size of the first annular groove (11), the second annular groove (22), the third annular groove (32) and the fourth annular groove (42) are the same.

4. The mold core insert for plastic molds according to claim 1, wherein: the first limiting ring (20), the second limiting ring (30), the third limiting ring (40) and the fourth limiting ring (50) are the same in shape and size.

5. The mold core insert for plastic molds according to claim 1, wherein: the shape and the size of the first limiting ring (20) are matched with those of the first annular groove (11).

6. The mold core insert for plastic molds according to claim 1, wherein: the shape and the size of the first thread groove (12), the second thread groove (23), the third thread groove (33) and the fourth thread groove (43) are the same.

7. The mold core insert for plastic molds according to claim 1, wherein: the first threaded connecting rod (21), the second threaded connecting rod (31), the third threaded connecting rod (41) and the fourth threaded connecting rod (51) are identical in shape and size.

8. The mold core insert for plastic molds according to claim 1, wherein: the external thread of the first threaded connecting rod (21) is matched with the internal thread of the first threaded groove (12), and the tail end (2) of the pen mould is in threaded connection with the fixing column (1).