CN213440840U

CN213440840U - Precision injection mold of bracelet integral type wrist strap

Info

Publication number: CN213440840U
Application number: CN202021941061.5U
Authority: CN
Inventors: 郑毅; 林春光
Original assignee: Tongda Xiamen Technology Co ltd
Current assignee: Tongda Xiamen Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-06-15
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to the technical field of injection molds, and discloses an accurate injection mold of bracelet integral type wrist strap, which comprises a base, a fixed seat, a lower mold core and an upper mold core, wherein the fixed seat is positioned at the top of the base and is symmetrically distributed, the lower mold core and the upper mold core are positioned between the fixed seats, and a first wedging block is bolted at the left side of the lower mold core; the utility model discloses a first wedging piece, second wedging piece, the inclination mold insert, fixed mold insert, the setting of top layer rubber sealing face and non-glue sealing face, the mould structure can be simplified to have, reduce artifical unedged aftertreatment process of repairing, thereby the production efficiency and the yield of wrist strap have been improved, reduce the advantage of mould maintenance cost, it is relatively poor to have solved the injection mold stability of present wrist strap plant use, the overlap appears easily at the in-process of moulding plastics in the wrist strap, need the workman to carry out manual deburring, not only inefficiency but also damage the problem of product appearance easily.

Description

Precision injection mold of bracelet integral type wrist strap

Technical Field

The utility model relates to an injection mold technical field specifically is an accurate injection mold of bracelet integral type wrist strap.

Background

Bracelet integral type wrist strap uses injection mold shaping usually, and the mould is the injection mold who is widely used in the little plastic products of a mould multicavity, utilizes the mould can make injection efficiency obtain the promotion of fold. The injection mold is formed by injecting molten plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying the molten plastic. The injection mold is a common tool for producing plastic products, can endow the plastic products with complete structures and accurate sizes, and realizes the mass production of the plastic products. The injection molding method has the advantages of high production speed, high efficiency and automation of operation.

The injection mold that present wrist strap production was used stability is relatively poor, and the overlap appears in the wrist strap in the injection molding process easily, needs the workman to carry out manual deburring, and not only inefficiency damages the product outward appearance easily, and we propose one kind for this reason and can simplify the mould structure, reduce the artifical aftertreatment process of trimming to improve the production efficiency and the yield of wrist strap, the injection mold who reduces the mould maintenance cost solves this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an accurate injection mold of bracelet integral type wrist strap possesses and to simplify the mould structure, reduces the manual work and repaiies unedged aftertreatment process to improved the production efficiency and the yield of wrist strap, reduced the advantage of mould maintenance cost, it is relatively poor to have solved the injection mold stability of present wrist strap plant use, the wrist strap is at the in-process overlap that appears easily of moulding plastics, needs the workman to carry out manual deburring, not only inefficiency but also damage the problem of product appearance easily.

In order to achieve the above object, the utility model provides a following technical scheme: a precise injection mold for a bracelet integrated wristband comprises a base, a fixing seat, a lower mold core and an upper mold core, wherein the fixing seat is located at the top of the base, the fixing seat is symmetrically distributed, the lower mold core and the upper mold core are located between the fixing seats, a first wedge block is bolted on the left side of the lower mold core, a second wedge block is bolted on the left side of the upper mold core, the first wedge block and the second wedge block are matched for use, a slope insert is bolted on the right side of the lower mold core, the slope insert is tightly attached to the upper mold core, the slope of the slope insert is provided with a margin, a fixed insert is bolted on the inner part of the upper mold core, the side of the fixed insert is provided with a slope, a supporting block is bolted on the surface of the lower mold core, the supporting block is symmetrically distributed, an injection mold cavity is arranged at the center of the top of the lower mold core, and a surface sealing glue surface and a non-sealing glue surface are, the top of the upper mold core is provided with an injection molding opening, and the injection molding opening is communicated with the lower mold core.

Preferably, a movable plate is embedded in the top of the base, a piston rod is bolted to the bottom of the movable plate and penetrates through the lower portion of the base, a groove is formed in the middle of the bottom of the lower die core, the movable plate is connected with the inner wall of the groove in a sliding mode, and guide columns are bolted to the left side and the right side of the top of the movable plate.

Preferably, the inside of lower mould benevolence is provided with the passageway, the guide post is located the inside of passageway and with the inner wall sliding connection of passageway, the top of lower mould benevolence inlays and is equipped with the connecting block, sliding connection between connecting block and the lower mould benevolence, and connecting block and guide post and between the bolt joint.

Preferably, the center department bolt joint of connecting block bottom has the stopper, the inner chamber of lower mould benevolence just is located the bottom of connecting block and is provided with the spacing groove, the bottom of stopper is the toper, and the joint between stopper and the spacing groove.

Preferably, the inner wall of the fixing seat and the bottom of the lower die core are embedded with damping blocks, the surfaces of the upper die core and the lower die core are provided with connecting holes, the inside of the fixing seat is provided with a connecting column in a penetrating manner, and the connecting column is in threaded connection with the connecting holes.

Preferably, the mounting groove has all been seted up to the left and right sides of base, the bottom bolt of fixing base has connect the installation piece, the position of installation piece and mounting groove is corresponding, and the joint between installation piece and the mounting groove.

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

the utility model discloses a first wedging piece, second wedging piece, the inclination mold insert, fixed mold insert, the setting of top layer rubber sealing face and non-glue sealing face, the mould structure can be simplified to have, reduce artifical unedged aftertreatment process of repairing, thereby the production efficiency and the yield of wrist strap have been improved, reduce the advantage of mould maintenance cost, it is relatively poor to have solved the injection mold stability of present wrist strap plant use, the overlap appears easily at the in-process of moulding plastics in the wrist strap, need the workman to carry out manual deburring, not only inefficiency but also damage the problem of product appearance easily.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a perspective view of the lower mold insert of the present invention;

fig. 4 is a bottom view of the upper mold core structure of the present invention.

In the figure: 1. a base; 2. a fixed seat; 3. a lower die core; 4. an upper die core; 5. a first wedging block; 6. a second wedging block; 7. a slope insert; 8. fixing the insert; 9. a support block; 10. an injection molding die cavity; 11. surface layer glue sealing surface; 12. a non-sealing glue surface; 13. an injection molding port; 14. a movable plate; 15. a piston rod; 16. a groove; 17. a guide post; 18. a channel; 19. connecting blocks; 20. a limiting block; 21. a damper block; 22. connecting holes; 23. connecting columns; 24. mounting grooves; 25. and (7) installing the block.

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, a precision injection mold for a bracelet-integrated wristband comprises a base 1, a fixing seat 2, a lower mold core 3 and an upper mold core 4, wherein the fixing seat 2 is positioned at the top of the base 1, the fixing seat 2 is symmetrically distributed, the lower mold core 3 and the upper mold core 4 are positioned between the fixing seats 2, a first wedge block 5 is bolted at the left side of the lower mold core 3, a second wedge block 6 is bolted at the left side of the upper mold core 4, the first wedge block 5 and the second wedge block 6 are used in a matched manner, a slope insert 7 is bolted at the right side of the lower mold core 3, the slope insert 7 is tightly attached to the upper mold core 4, the slope of the slope insert 7 is provided with a margin, a fixing insert 8 is bolted at the inner part of the upper mold core 4, the side of the fixing insert 8 is provided with a slope, supporting blocks 9 are bolted on the surface of the lower mold core 3, the supporting blocks 9 are symmetrically distributed, an injection mold cavity 10 is, the surface of the lower die core 3 is respectively bonded with a surface layer rubber sealing surface 11 and a non-rubber sealing surface 12, the top of the upper die core 4 is provided with an injection molding port 13, the injection molding port 13 is communicated with the lower die core 3, and the first wedge block 5, the second wedge block 6, the slope insert 7, the fixed insert 8, the surface layer rubber sealing surface 11 and the non-rubber sealing surface 12 are arranged.

Referring to fig. 1, a movable plate 14 is embedded in the top of a base 1, a piston rod 15 is bolted to the bottom of the movable plate 14, the piston rod 15 penetrates below the base 1, a groove 16 is formed in the middle of the bottom of a lower mold core 3, the movable plate 14 is slidably connected with the inner wall of the groove 16, guide posts 17 are bolted to the left side and the right side of the top of the movable plate 14, and the movable plate 14, the piston rod 15, the groove 16 and the guide posts 17 are arranged to facilitate demolding of an injection mold, so that production efficiency of wristbands can be increased.

Referring to fig. 1 and 2, a channel 18 is arranged inside the lower mold core 3, the guide post 17 is located inside the channel 18 and is in sliding connection with the inner wall of the channel 18, a connecting block 19 is embedded in the top of the lower mold core 3, the connecting block 19 is in sliding connection with the lower mold core 3, the connecting block 19 is in bolt connection with the guide post 17, and the channel 18 and the connecting block 19 are arranged, so that the stability of the connecting block 19 can be improved, and the connecting block 19 can be guaranteed to be capable of stably performing demolding.

Referring to fig. 1 and 2, a limiting block 20 is bolted to the center of the bottom of the connecting block 19, a limiting groove is formed in the inner cavity of the lower mold core 3 and located at the bottom of the connecting block 19, the bottom of the limiting block 20 is tapered, the limiting block 20 is clamped with the limiting groove, the connecting block 19 can be accurately positioned by the limiting block 20, and the wrist strap production quality is prevented from being affected by the position deviation of the connecting block 19.

Please refer to fig. 1 and 4, the inner wall of the fixing seat 2 and the bottom of the lower mold core 3 are embedded with a damping block 21, the surfaces of the upper mold core 4 and the lower mold core 3 are both provided with a connecting hole 22, the inside of the fixing seat 2 is provided with a connecting column 23 in a penetrating manner, the connecting column 23 is in threaded connection with the connecting hole 22, through the arrangement of the damping block 21, the connecting hole 22 and the connecting column 23, the impact force applied to the lower mold core 3 can be reduced, the upper mold core 4 and the lower mold core 3 can be conveniently installed and fixed, and the die can be prevented from deviating in the injection molding process.

Please refer to fig. 1, the left and right sides of the base 1 are both provided with mounting grooves 24, the bottom of the fixing base 2 is bolted with a mounting block 25, the mounting block 25 corresponds to the mounting groove 24, and the mounting block 25 is clamped with the mounting groove 24, and by arranging the mounting block 25 and the mounting groove 24, the positioning function can be achieved, and further the mounting accuracy between the fixing base 2 and the base 1 can be increased.

The working principle is as follows: during the use, the raw materials of moulding plastics gets into between mould benevolence 4 and the lower mould benevolence 3 through moulding plastics mouth 13, because closely laminating between inclination mold insert 7 and the last mould benevolence 4, thereby can guarantee that the protruding die joint part is not strutted when the injection of last mould benevolence 4, go up the left side of mould benevolence 4 and lower mould benevolence 3 and all install first wedge 5 and second wedge 6, and the wedge inclined plane leaves the surplus, and then can adjust the position precision of mould benevolence on the die carrier, guarantee that the work of moulding plastics can accurately go on, the die joint between last mould benevolence 4 and lower mould benevolence 3 is pasted to top layer rubber sealing face 11, the non-rubber sealing face 12 of all the other positions keeps away empty 0.1mm, it is more firm to guarantee that top layer rubber sealing face 11 pastes, reduce the possibility that produces the overlap, and then can reduce artifical unedged aftertreatment process.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 accurate injection mold of bracelet integral type wrist strap, includes base (1), fixing base (2), lower mould benevolence (3), goes up mould benevolence (4), its characterized in that: the die comprises a base (1), wherein the fixing base (2) is positioned at the top of the base (1), the fixing base (2) is symmetrically distributed, a lower die core (3) and an upper die core (4) are positioned between the fixing base (2), the left side of the lower die core (3) is bolted with a first wedging block (5), the left side of the upper die core (4) is bolted with a second wedging block (6), the first wedging block (5) and the second wedging block (6) are matched with each other for use, the right side of the lower die core (3) is bolted with a slope insert (7), the slope insert (7) is tightly attached to the upper die core (4), the slope of the slope insert (7) is provided with a margin, the inner part of the upper die core (4) is bolted with a fixed insert (8), the side of the fixed insert (8) is provided with a slope, the surface of the lower die core (3) is bolted with supporting blocks (9), and the supporting blocks (9) are symmetrically distributed, the injection molding die is characterized in that an injection molding die cavity (10) is formed in the center of the top of the lower die core (3), a surface layer glue sealing surface (11) and a non-glue sealing surface (12) are respectively bonded on the surface of the lower die core (3), an injection molding opening (13) is formed in the top of the upper die core (4), and the injection molding opening (13) is communicated with the lower die core (3).

2. The precision injection mold for bracelet-integrated wristbands according to claim 1, wherein: the top of base (1) is inlayed and is equipped with fly leaf (14), the bottom bolt of fly leaf (14) has connect piston rod (15), and piston rod (15) run through to the below of base (1), the intermediate position of lower mould benevolence (3) bottom is seted up flutedly (16), the inner wall sliding connection of fly leaf (14) and recess (16), the left and right sides at fly leaf (14) top all bolted connection has guide post (17).

3. The precision injection mold of bracelet integral type wrist strap of claim 2, characterized in that: the inner part of the lower die core (3) is provided with a channel (18), the guide column (17) is located in the channel (18) and is in sliding connection with the inner wall of the channel (18), a connecting block (19) is embedded in the top of the lower die core (3), the connecting block (19) is in sliding connection with the lower die core (3), and the connecting block (19) is in bolted connection with the guide column (17).

4. The precision injection mold of bracelet integral type wrist strap of claim 3, characterized in that: the center department bolt joint of connecting block (19) bottom has stopper (20), the inner chamber of lower mould benevolence (3) just is located the bottom of connecting block (19) and is provided with the spacing groove, the bottom of stopper (20) is the toper, and the joint between stopper (20) and the spacing groove.

5. The precision injection mold for bracelet-integrated wristbands according to claim 1, wherein: the damping die is characterized in that a damping block (21) is embedded in the inner wall of the fixing seat (2) and the bottom of the lower die core (3), connecting holes (22) are formed in the surfaces of the upper die core (4) and the lower die core (3), a connecting column (23) penetrates through the inside of the fixing seat (2), and the connecting column (23) is in threaded connection with the connecting holes (22).

6. The precision injection mold for bracelet-integrated wristbands according to claim 1, wherein: mounting groove (24) have all been seted up to the left and right sides of base (1), the bottom bolt of fixing base (2) has connect installation piece (25), installation piece (25) are corresponding with the position of mounting groove (24), and joint between installation piece (25) and mounting groove (24).