CN213830074U

CN213830074U - Lampshade mould with positioning mechanism

Info

Publication number: CN213830074U
Application number: CN202021753657.2U
Authority: CN
Inventors: 邓佳红
Original assignee: Individual
Current assignee: Foshan Liqi Plastic Profile Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-07-30
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a lamp shade mould with positioning mechanism, including last mould benevolence, lower mould benevolence and holding down plate, the up end middle part of going up mould benevolence is provided with the round platform, and has set the passageway of moulding plastics in the round platform to the lower terminal surface of going up mould benevolence is provided with the heat insulating board, and the lower terminal surface of heat insulating board is provided with the hot plate simultaneously, and the lower terminal surface of hot plate is provided with the terrace die, the up end of lower mould benevolence is provided with the die, and has set the fixed plate in the lower part of lower mould benevolence to the lower terminal surface of fixed plate is provided with down the briquetting. This lamp shade mould with positioning mechanism, the structure sets up rationally, has seted up left recess and right recess respectively in the left and right sides of die, all installs positioning mechanism in left recess and the right recess, withstands middle lower die groove board, avoids lower die groove board to take place the skew or rock, and horizontal positioning is more reliable, is provided with the multiunit locating lever simultaneously on the bottom surface of terrace die, sets up the multiunit locating hole on the up end of die, and convenient vertical location is accurate.

Description

Lampshade mould with positioning mechanism

Technical Field

The utility model relates to the technical field of mold, specifically a lamp shade mould with positioning mechanism.

Background

The lamp shade mould is according to normal technical scheme preparation, and in production, the film groove of lamp shade mould if take place a little incline or rock, all can influence the degree of accuracy of moulding plastics, influences the quality of the product of moulding plastics, and production efficiency is low, leads to expending excessive manufacturing cost.

In order to solve the defect and not enough that the lamp shade mould that provide above exists, the structure sets up rationally, left recess and right recess have been seted up respectively in two parts of the left and right sides of die, all install positioning mechanism in left recess and the right recess, withhold middle lower chase board, avoid lower chase board to take place the skew or rock, horizontal positioning is more reliable, be provided with the multiunit locating lever simultaneously on the bottom surface of terrace die, set up the multiunit locating hole on the up end of die, it is accurate to make things convenient for vertical location, thereby a lamp shade mould with positioning mechanism is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming the film trap of prior art's lamp shade mould if take place a little incline or rock, all can influence the degree of accuracy of moulding plastics, influence injection moulding product's quality, production efficiency is low, leads to consumeing too excessive manufacturing cost's defect, provides a lamp shade mould with positioning mechanism. A lamp shade mould with positioning mechanism has that the structure sets up rationally, has seted up left recess and right recess respectively in the left and right sides of die, all installs positioning mechanism in left recess and the right recess, withstands middle lower die groove board, avoids lower die groove board to take place the skew or rock, and horizontal positioning is more stable, is provided with the multiunit locating lever simultaneously on the bottom surface of terrace die, sets up the multiunit locating hole on the up end of die, makes things convenient for characteristics such as vertical location accuracy.

In order to achieve the above object, the utility model provides a following technical scheme: a lampshade mould with a positioning mechanism comprises an upper mould core, a lower mould core and a lower pressing plate, wherein a round table is arranged in the middle of the upper end surface of the upper mould core, an injection molding channel is arranged in the round table, a heat insulation plate is arranged on the lower end surface of the upper mould core, a heating plate is arranged on the lower end surface of the heat insulation plate, and a convex mould is arranged on the lower end surface of the heating plate;

the upper end surface of the lower die core is provided with a female die, a fixed plate is sleeved in the lower part of the lower die core, a lower pressing block is arranged on the lower end surface of the fixed plate, an upper pressing plate is fixed on the lower end surface of the lower pressing block, and a damping block is pressed between the upper pressing plate and the lower pressing plate right below the upper pressing plate.

Preferably, the lower end of the injection molding channel in the circular truncated cone is communicated to the inside of the male die, and the upper die core, the heat insulation plate, the heating plate and the male die are arranged in bilateral symmetry about the central line of the injection molding channel.

Preferably, a set of upper guide sleeves is vertically arranged at four corners of the lower end surface of the upper die core, a set of lower guide sleeves is vertically arranged at four corners of the lower die core, and guide columns are arranged between the upper guide sleeves and the lower guide sleeves which are opposite up and down in a telescopic and movable manner.

Preferably, the lower terminal surface of terrace die is provided with multiunit locating lever, and the up end of die is provided with multiunit locating hole to terrace die and die cooperate the setting from top to bottom, and every locating lever of group all can the gomphosis in a set of locating hole simultaneously.

Preferably, the center of the lower end face of the male die is provided with an upper die groove, the center of the upper end face of the female die is provided with a lower die groove plate, the upper die groove and the lower die groove plate are arranged oppositely from top to bottom, a product is compressed between the upper die groove and the lower die groove plate, and the lower die groove plate is of a detachable structure.

Preferably, left recess and right recess have been seted up respectively in the left and right parts of die, all install positioning mechanism in left recess and the right recess, and positioning mechanism's rear portion is provided with the after-fixing board, a set of telescopic link cover is all installed in two parts about positioning mechanism's the leading flank, the front end of telescopic link cover is fixed on the trailing flank of preceding lagging, the thin pole of multiunit direction has been put to the cover between the middle part of after-fixing board and preceding lagging, and flexible being provided with the telescopic link in the telescopic link cover, the spring has been put to the cover on the telescopic link, the front end of telescopic link is provided with the shock attenuation board simultaneously, and the shock attenuation board leading flank top is on the lateral surface of lower chase board.

Preferably, a plurality of groups of through holes are formed between the female die and the middle part of the lower die core, a group of ejector pins are mounted in each group of through holes, and the upper ends of the ejector pins of each group are all ejected to the bottom surface of the lower die groove plate.

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

1. the lampshade mould with the positioning mechanism is reasonable in overall structure arrangement, the equipment is mainly characterized in that a male mould and a female mould are arranged between an upper mould core and a lower mould core, an upper mould groove is formed in the lower end face of the male mould, and a lower mould groove plate is arranged on the upper end face of the female mould, so that a product between the upper mould groove and the lower mould groove plate can be formed in the compression molding process, and the injection molding work is finished;

2. the left and right parts of the female die are respectively provided with a left groove and a right groove, the left groove and the right groove are both provided with a positioning mechanism, a rear fixing plate and a front sleeve plate are arranged in the positioning mechanism, a telescopic rod sleeve is arranged between the rear fixing plate and the front sleeve plate, a telescopic rod which is telescopically moved in the telescopic rod sleeve is utilized to prop against the lower die groove plate in the middle, so that the lower die groove plate is prevented from being deviated or shaken, meanwhile, the telescopic rod is sleeved with a spring, the effect of buffering and shock absorption is achieved, and the horizontal positioning is more stable;

3. the bottom surface of the male die is provided with a plurality of groups of positioning rods, and the upper end surface of the female die is provided with a plurality of groups of positioning holes, so that when the male die is pressed downwards vertically, the positioning rods are embedded in the positioning holes in a one-to-one correspondence manner, the male die can be pressed on the upper end surface of the female die in order, and the vertical positioning is convenient and accurate.

Drawings

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

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is a schematic sectional view of the structure of the present invention;

FIG. 4 is a schematic view of the bottom surface of the male mold of the structure of the present invention;

FIG. 5 is a schematic view of the upper end face of the female die of the structure of the present invention;

fig. 6 is a schematic view of the positioning mechanism of the structure of the present invention.

Reference numbers in the figures: 1. injection molding a channel; 2. a circular truncated cone; 3. an upper die core; 4. a heat insulation plate; 5. heating plates; 6. a male die; 7. a right groove; 8. a female die; 9. a lower die core; 10. a fixing plate; 11. pressing the block; 12. an upper pressure plate; 13. a damper block; 14. a lower pressing plate; 15. a thimble; 16. a through hole; 17. a lower die groove plate; 18. a left groove; 19. a positioning mechanism; 20. feeding a die cavity; 21. producing a product; 22. an upper guide sleeve; 23. a guide post; 24. a lower guide sleeve; 25. positioning a rod; 26. positioning holes; 27. a rear fixing plate; 28. a guide pin; 29. a telescopic rod sleeve; 30. a front sheathing board; 31. a telescopic rod; 32. a spring; 33. a shock absorbing plate.

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. 1-6, the present invention provides a technical solution: a lampshade mould with a positioning mechanism comprises an injection molding channel 1, a circular truncated cone 2, an upper die core 3, a heat insulation plate 4, a heating plate 5, a male mould 6, a right groove 7, a female mould 8, a lower die core 9, a fixing plate 10, a lower pressing block 11, an upper pressing plate 12, a shock absorption block 13, a lower pressing plate 14, a thimble 15, a through hole 16, a lower die groove plate 17, a left groove 18, a positioning mechanism 19, an upper die groove 20, a product 21, an upper guide sleeve 22, a guide pillar 23, a lower guide sleeve 24, a positioning rod 25, a positioning hole 26, a rear fixing plate 27, a guide thin rod 28, a telescopic rod sleeve 29, a front sleeve plate 30, a telescopic rod 31, a spring 32 and a shock absorption plate 33, wherein the circular truncated cone 2 is arranged in the middle of the upper end face of the upper die core 3, the injection molding channel 1 is arranged in the circular truncated cone 2, the heat insulation plate 4 is arranged on the lower end face of the upper die core 3, the heating plate 5 is arranged on the lower end face of the upper die core 4, and the male mould 6 is arranged on the lower end face of the heating plate 5, the lower end of an injection channel 1 in a circular table 2 is led into a male die 6, an upper die core 3, a heat insulation plate 4, a heating plate 5 and the male die 6 are arranged in bilateral symmetry about the central line of the injection channel 1, four corners of the lower end surface of the upper die core 3 are vertically provided with a group of upper guide sleeves 22, four corners of a lower die core 9 are vertically provided with a group of lower guide sleeves 24, a guide post 23 is telescopically and movably arranged between the upper guide sleeves 22 and the lower guide sleeves 24 which are opposite up and down, the upper end surface of the lower die core 9 is provided with a female die 8, a plurality of groups of through holes 16 are arranged between the female die 8 and the middle part of the lower die core 9, a group of ejector pins 15 are arranged in each group of through holes 16, the upper end of each group of ejector pins 15 is abutted against the bottom surface of a lower die groove plate 17, the lower end surface of the male die 6 is provided with a plurality of positioning rods 25, the upper end surface of the female die 8 is provided with a plurality of positioning holes 26, and the male die 6 and the male die 8 are vertically matched, meanwhile, each group of positioning rods 25 can be embedded in a group of positioning holes 26, a fixing plate 10 is arranged in the lower portion of the lower die core 9 in a sleeved mode, a lower pressing block 11 is arranged on the lower end face of the fixing plate 10, an upper pressing plate 12 is fixed on the lower end face of the lower pressing block 11, a damping block 13 is pressed between the upper pressing plate 12 and a lower pressing plate 14 right below the upper pressing plate, an upper die groove 20 is formed in the center of the lower end face of the male die 6, a lower die groove plate 17 is arranged in the center of the upper end face of the female die 8, the upper die groove 20 and the lower die groove plate 17 are arranged in an up-down opposite mode, a product 21 is pressed between the upper die groove 20 and the lower die groove plate 17 in a compression mode, the lower die groove plate 17 is of a detachable structure, a left groove 18 and a right groove 7 are formed in the left portion and the right portion of the female die 8 respectively, positioning mechanisms 19 are arranged in the left groove 18 and, the front end of the telescopic rod sleeve 29 is fixed on the rear side face of the front sleeve plate 30, a plurality of groups of guide thin rods 28 are sleeved between the middle portions of the rear fixing plate 27 and the front sleeve plate 30, a telescopic rod 31 is arranged in the telescopic rod sleeve 29 in a telescopic mode, a spring 32 is sleeved on the telescopic rod 31, meanwhile, a damping plate 33 is arranged at the front end of the telescopic rod 31, and the front side face of the damping plate 33 abuts against the outer side face of the lower die groove plate 17.

As shown in fig. 1-6, which shows the overall structure arrangement of the apparatus, the apparatus mainly comprises a male mold 6 and a female mold 8 arranged between an upper mold core 3 and a lower mold core 9, an upper mold cavity 20 arranged on the lower end surface of the male mold 6, and a lower mold cavity plate 17 arranged on the upper end surface of the female mold 8, so that a product 21 between the upper mold cavity 20 and the lower mold cavity plate 17 is molded during the compression molding process, thereby completing the injection molding work;

a left groove 18 and a right groove 7 are respectively arranged in the left part and the right part of the female die 8, positioning mechanisms 19 are respectively arranged in the left groove 18 and the right groove 7, a rear fixing plate 27 and a front sleeve plate 30 are arranged in the positioning mechanisms 19, a telescopic rod sleeve 29 is arranged between the rear fixing plate 27 and the front sleeve plate 30, a telescopic rod 31 which can stretch and move in the telescopic rod sleeve 29 is utilized to prop against the lower middle groove plate 17, so that the lower groove plate 17 is prevented from being deviated or shaken, and meanwhile, a spring 32 is sleeved on the telescopic rod 31, so that the buffer and shock absorption effects are achieved, and the horizontal positioning is more stable;

meanwhile, a plurality of groups of positioning rods 25 are arranged on the bottom surface of the male die 6, and a plurality of groups of positioning holes 26 are formed in the upper end surface of the female die 8, so that when the male die 6 is vertically pressed downwards, the positioning rods 25 are embedded in the positioning holes 26 in a one-to-one correspondence manner, the male die 6 can be pressed on the upper end surface of the female die 8 in a neat manner, and the vertical positioning is convenient and accurate.

The working principle is as follows: when the lampshade mould with the positioning mechanism is used, the upper guide sleeve 22 and the guide post 23 between the upper mould core 3 and the lower mould core 9 are subjected to telescopic movement in the vertical direction to drive the upper mould core 3 to start to press downwards, the heat insulation plate 4, the heating plate 5 and the male mould 6 are driven to press downwards together, so that the male mould 6 can be pressed on the female mould 8, compression molding raw materials are injected into an upper mould groove 20 and a lower mould groove plate 17 between the male mould 6 and the female mould 8 through the injection molding channel 1 at the moment, the compression molding raw materials are heated and melted and then formed in the mould groove to form a product 21, after cooling, the guide post 23 starts to extend out of the upper guide sleeve 22 to drive the upper mould core 3 to move upwards together, so that the male mould 6 also leaves the female mould 8 together, then the ejector pin 15 is convenient for ejecting the lower mould groove plate 17 out of the upper end face of the female mould 8, so that a worker can take out the product 21, and in the process, the lower press plate 14 plays a role of reducing the pressing and buffering, avoid the mould suppression too fiercely, protection mould structure that can be better, all install positioning mechanism 19 in left recess 18 and the right recess 7 that offer simultaneously in the left and right sides of die 8, utilize positioning mechanism 19 to withstand the left and right sides face of lower die groove board 17, carry out horizontal positioning stably, the straight gomphosis of locating lever 25 of terminal surface is accurate in the locating hole 26 of die 8 up end under the terrace die 6, carries out vertical location to ensure out the product quality.

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 lamp shade mould with positioning mechanism, includes upper die core (3), lower die core (9) and holding down plate (14), its characterized in that: the middle part of the upper end face of the upper die core (3) is provided with a circular truncated cone (2), an injection molding channel (1) is sleeved in the circular truncated cone (2), the lower end face of the upper die core (3) is provided with a heat insulation plate (4), the lower end face of the heat insulation plate (4) is provided with a heating plate (5), and the lower end face of the heating plate (5) is provided with a convex die (6);

the die is characterized in that a concave die (8) is arranged on the upper end face of the lower die core (9), a fixing plate (10) is sleeved in the lower portion of the lower die core (9), a lower pressing block (11) is arranged on the lower end face of the fixing plate (10), an upper pressing plate (12) is fixed on the lower end face of the lower pressing block (11), and a damping block (13) is pressed between the upper pressing plate (12) and a lower pressing plate (14) right below the upper pressing plate.

2. The mold for lampshade with positioning mechanism as defined in claim 1, wherein: the lower end of an injection molding channel (1) in the circular truncated cone (2) is communicated to the inside of the male die (6), and the upper die core (3), the heat insulation plate (4), the heating plate (5) and the male die (6) are arranged in a bilateral symmetry mode about the central line of the injection molding channel (1).

3. The mold for lampshade with positioning mechanism as defined in claim 1, wherein: four corners of the lower end surface of the upper mold core (3) are vertically provided with a group of upper guide sleeves (22), four corners of the lower mold core (9) are vertically provided with a group of lower guide sleeves (24), and guide columns (23) are arranged between the upper guide sleeves (22) and the lower guide sleeves (24) which are opposite up and down in a telescopic motion.

4. The mold for lampshade with positioning mechanism as defined in claim 1, wherein: the lower end face of the male die (6) is provided with a plurality of groups of positioning rods (25), the upper end face of the female die (8) is provided with a plurality of groups of positioning holes (26), the male die (6) and the female die (8) are matched up and down, and meanwhile each group of positioning rods (25) can be embedded in one group of positioning holes (26).

5. The mold for lampshade with positioning mechanism as defined in claim 1, wherein: an upper die groove (20) is formed in the center of the lower end face of the male die (6), a lower die groove plate (17) is installed in the center of the upper end face of the female die (8), the upper die groove (20) and the lower die groove plate (17) are arranged vertically and oppositely, a product (21) is pressed between the upper die groove (20) and the lower die groove plate (17) in a compression molding mode, and the lower die groove plate (17) is of a detachable structure.

6. The mold for lampshade with positioning mechanism as defined in claim 1, wherein: the die is characterized in that a left groove (18) and a right groove (7) are respectively formed in the left portion and the right portion of the female die (8), a positioning mechanism (19) is installed in the left groove (18) and the right groove (7), a rear fixing plate (27) is arranged at the rear portion of the positioning mechanism (19), a group of telescopic rod sleeves (29) are installed on the left portion and the right portion of the front side face of the positioning mechanism (19), the front ends of the telescopic rod sleeves (29) are fixed on the rear side face of the front sleeve plate (30), a plurality of groups of guide thin rods (28) are sleeved between the middle portions of the rear fixing plate (27) and the front sleeve plate (30), telescopic rods (31) are arranged in the telescopic rod sleeves (29) in a telescopic mode, springs (32) are sleeved on the telescopic rods (31), meanwhile, a damping plate (33) is arranged at the front end of the telescopic rods (31), and the front side face of the damping plate (33) abuts against the outer side face of the lower die groove plate (17).

7. The mold for lampshade with positioning mechanism as defined in claim 1, wherein: and a plurality of groups of through holes (16) are formed between the middle parts of the female die (8) and the lower die core (9), a group of ejector pins (15) are installed in each group of through holes (16), and the upper end of each group of ejector pins (15) is ejected against the bottom surface of the lower die groove plate (17).