CN215039890U

CN215039890U - Rotary core-pulling mechanism of cup-shaped product mold

Info

Publication number: CN215039890U
Application number: CN202121449989.6U
Authority: CN
Inventors: 李世有
Original assignee: Shenzhen Jiemeng Plastic Hardware Products Co ltd
Current assignee: Shenzhen Jiemeng Plastic Hardware Products Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-07
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a rotatory mechanism of loosing core of cup type product mould, comprising a base plate and a housing, the casing is installed to one side on bottom plate top, the inside bottom fixedly connected with supporting shoe of casing, the top of bottom plate is provided with the bed die, the top of bed die is provided with the mould, the top of going up the mould is provided with the connecting plate. This rotatory mechanism of loosing core of cup type product mould is through being provided with spacing slide bar, the threaded rod, spacing spout, sliding sleeve and servo motor, restart servo motor when needing to take the core out from the inside of bed die, servo motor drives the threaded rod reversal and makes the sliding sleeve rise, the last mould and the stopper of sliding sleeve bottom also can rise when the sliding sleeve rises, the movable rod can break away from the inside of spacing groove when the stopper rises to certain position, the inside that breaks away from the spacing groove through the movable rod can be extracted the core from the inside of bed die, the solution can not carry on spacingly fixedly to the movable rod effectively, the problem of inconvenient loosing core.

Description

Rotary core-pulling mechanism of cup-shaped product mold

Technical Field

The utility model relates to the technical field of mold, specifically be a rotatory mechanism of loosing core of cup type product mould.

Background

Along with the rapid development of social economy, the application range of injection molding is wider and wider, an injection mold is a tool for producing plastic products, products can be made according to models inside the mold, in the injection molding process of a cup-shaped product mold, a rotary core-pulling mechanism is needed to be used for positioning and injection molding of arc-shaped parts, but the existing rotary core-pulling mechanism of the cup-shaped product mold has some problems which are not solved.

The rotary core pulling mechanism of the existing cup-shaped product mold cannot effectively limit and fix the movable rod and is inconvenient to core; the sliding block is not effectively supported, and the stability of the sliding block is poor; the upper die is inconvenient to disassemble and replace and the use is inconvenient. Therefore, we developed a rotary core-pulling mechanism for a cup-shaped product mold to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory mechanism of loosing core of cup type product mould to propose in solving above-mentioned background art and can not carry out spacing fixed, the inconvenient problem of loosing core to the movable rod effectively.

In order to achieve the above object, the utility model provides a following technical scheme: a rotary core-pulling mechanism of a cup-shaped product mold comprises a bottom plate and a shell, wherein the shell is installed on one side of the top end of the bottom plate, a supporting block is fixedly connected to the bottom end inside the shell, a lower mold is arranged on the top end of the bottom plate, an upper mold is arranged on the top end of the lower mold, a connecting plate is arranged on the top end of the upper mold, a cross clamping groove is fixedly connected to the bottom end of the connecting plate, a cross clamping block is welded to the top end of the upper mold, a third connecting block is arranged on the other side of one end of the lower mold, an auxiliary block is arranged on the other side of the lower mold, and a sliding block is movably connected to the top end of the auxiliary block;

the supporting shoe comprises a supporting block and is characterized in that a limiting sliding rod is welded on one side of the top end of the supporting block, a servo motor is arranged on the top end of the shell, a threaded rod is fixedly connected to the output end of the servo motor, a sliding sleeve is sleeved outside the limiting sliding rod and the threaded rod, and a limiting sliding groove is formed in the top end of the other side of the shell.

Preferably, the threaded rod is movably connected to the top end inside the shell, and one side of the sliding sleeve is fixedly connected with the other side of the connecting plate.

Preferably, the welding of the opposite side on bottom plate top has the second connecting block, hydraulic cylinder is installed to one side of second connecting block, hydraulic cylinder's output fixedly connected with telescopic link, one side fixedly connected with limiting plate of telescopic link, the bottom of limiting plate one side is connected with the backup pad, limiting plate and backup pad set up respectively in one side and the bottom of slider.

Preferably, one side of slider is provided with the core, one side fixedly connected with movable rod of slider one end, movable rod and third connecting block activity hinge, go up one side fixedly connected with stopper of mould one end, the spacing groove has been seted up to the inside one side of stopper, the top of movable rod one side sets up the inside at the spacing groove.

Preferably, the opposite side fixedly connected with first connecting block of connecting plate bottom, one side of first connecting block is provided with the arm-tie, the welding of one side of arm-tie has the gag lever post, the outside one side fixedly connected with connecting rod of gag lever post, the spacing spring of fixedly connected with between connecting rod and the first connecting block, the fixed slot has been seted up to the inside opposite side of cross fixture block, the gag lever post sets up the inside at the fixed slot, spacing spring cup joints the outside at the gag lever post.

Preferably, the cross-shaped clamping block is embedded in the cross-shaped clamping groove, and the cross-shaped clamping block is matched with the cross-shaped clamping groove.

Compared with the prior art, the beneficial effects of the utility model are that: the rotary core-pulling mechanism of the cup-shaped product mold not only realizes the convenience in controlling the position of the movable rod, realizes the support and the limit of the sliding block, improves the stability of the sliding block, but also realizes the convenience in replacing the upper mold;

(1) the servo motor is started by arranging the limit slide rod, the threaded rod, the limit chute, the sliding sleeve and the servo motor, the servo motor drives the threaded rod to rotate forwards to enable the sliding sleeve to descend, when the sliding sleeve descends, the connecting plate at one side of the sliding sleeve drives the upper die and the limiting block to descend, when the limiting block and the upper die descend to a certain position, the top end at one side of the movable rod is embedded in the limiting groove, when the movable rod is embedded in the limiting groove, the movable rod can enable the core body at the top end of one side of the sliding block to be inserted in the lower die through the hinging block, the servo motor is started again when the core body needs to be taken out from the lower die, the servo motor drives the threaded rod to rotate reversely to enable the sliding sleeve to ascend, the upper die and the limiting block at the bottom end of the sliding sleeve also ascend when the sliding sleeve ascends, when the limiting block rises to a certain position, the movable rod can be separated from the inside of the limiting groove, and the core body can be drawn out from the inside of the lower die by separating the movable rod from the inside of the limiting groove;

(2) by arranging the second connecting block, the telescopic rod, the supporting plate, the hydraulic cylinder and the limiting plate, when the core body is arranged in the lower die, the hydraulic cylinder is started, the supporting plate and the limiting plate are driven by the telescopic rod to abut against one side and the bottom end of the sliding block, the sliding block can be fixed by enabling the supporting plate and the limiting plate to abut against the bottom end and one side of the sliding block, the stability of the sliding block and the core body can be improved by fixing the sliding block, the sliding block and the core body are prevented from accidentally shaking, the hydraulic cylinder is started when the sliding block is not required to be fixed and limited, and the hydraulic cylinder drives the supporting plate and the limiting plate to be away from the sliding block by the telescopic rod;

(3) through the arrangement of the cross clamping groove, the first connecting block, the pull plate, the cross clamping block, the fixed groove, the limiting spring, the limiting rod and the connecting rod, when the upper die needs to be replaced or cleaned, the pull plate is pulled, the pull plate can drive the limiting rod to be separated from the inner part of the fixed groove, so that the cross clamping groove and the cross clamping block are not fixed, after the cross clamping groove and the cross clamping block are not fixed, the cross clamping block is taken out from the inside of the cross clamping groove, the upper die can be disassembled, after the cleaning is finished, the cross clamping block is put into the cross clamping groove again to be installed, the pulling plate is loosened after the cross clamping block is put, the limiting spring on one side of the pulling plate enables the limiting rod to be disassembled and inserted into the inside of the fixing groove through the elasticity of the limiting spring, the cross clamping groove and the cross clamping block can be fixed by inserting the limiting rod into the fixing groove, and the cross clamping block is prevented from sliding in the cross clamping groove.

Drawings

FIG. 1 is a schematic view of the front view of the mold-opening section structure of the present invention;

FIG. 2 is a schematic structural view of a front view of a mold closing profile of the present invention;

fig. 3 is a schematic top view of the lower mold of the present invention;

fig. 4 is an enlarged partial cross-sectional view of the point a in fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a support block; 3. a housing; 4. a limiting slide bar; 5. a threaded rod; 6. a limiting chute; 7. a sliding sleeve; 8. a servo motor; 9. a connecting plate; 10. a cross clamping groove; 11. a first connection block; 12. pulling a plate; 13. an upper die; 14. a limiting block; 15. a limiting groove; 16. a movable rod; 17. a slider; 18. a second connecting block; 19. a telescopic rod; 20. a support plate; 21. a third connecting block; 22. a lower die; 23. a cross-shaped fixture block; 24. a hydraulic cylinder; 25. a limiting plate; 26. an auxiliary block; 27. a core body; 28. fixing grooves; 29. a limiting spring; 30. a limiting rod; 31. a connecting rod.

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.

Example 1: referring to fig. 1-4, a rotary core pulling mechanism of a cup-shaped product mold comprises a bottom plate 1 and a shell 3, wherein the shell 3 is installed on one side of the top end of the bottom plate 1, a supporting block 2 is fixedly connected to the bottom end inside the shell 3, a lower mold 22 is arranged on the top end of the bottom plate 1, an upper mold 13 is arranged on the top end of the lower mold 22, a connecting plate 9 is arranged on the top end of the upper mold 13, a third connecting block 21 is arranged on the other side of one end of the lower mold 22, an auxiliary block 26 is arranged on the other side of the lower mold 22, and a sliding block 17 is movably connected to the top end of the auxiliary block 26;

a core body 27 is arranged on one side of the sliding block 17, a movable rod 16 is fixedly connected to one side of one end of the sliding block 17, the movable rod 16 is movably hinged with the third connecting block 21, a limiting block 14 is fixedly connected to one side of one end of the upper die 13, a limiting groove 15 is formed in one side of the inside of the limiting block 14, and the top end of one side of the movable rod 16 is arranged in the limiting groove 15;

referring to fig. 1-4, the rotary core pulling mechanism of the cup-shaped product mold further comprises a limiting slide bar 4, the limiting slide bar 4 is welded on one side of the top end of the supporting block 2, a servo motor 8 is arranged on the top end of the shell 3, a threaded rod 5 is fixedly connected to the output end of the servo motor 8, a sliding sleeve 7 is sleeved outside the limiting slide bar 4 and the threaded rod 5, a limiting sliding groove 6 is arranged on the top end of the other side of the shell 3, the threaded rod 5 is movably connected to the top end of the interior of the shell 3, and one side of the sliding sleeve 7 is fixedly connected with the other side of the connecting plate 9;

specifically, as shown in fig. 1 and fig. 2, the servo motor 8 is started, the servo motor 8 drives the threaded rod 5 to rotate forward to make the sliding sleeve 7 descend, when the sliding sleeve 7 descends, the connecting plate 9 on one side of the sliding sleeve 7 drives the upper die 13 and the limiting block 14 to descend, when the limiting block 14 and the upper die 13 descend to a certain position, the top end on one side of the movable rod 16 is embedded inside the limiting groove 15, when the movable rod 16 is embedded inside the limiting groove 15, the movable rod 16 inserts the core 27 on one side of the sliding block 17 into the lower die 22 through the hinge block, when the core 27 needs to be pulled out from the inside of the lower die 22, the servo motor 8 starts the servo motor 8 again, the threaded rod 5 rotates backward to make the sliding sleeve 7 ascend, when the sliding sleeve 7 ascends, the upper die 13 and the limiting block 14 on the bottom of the sliding sleeve 7 also ascend, when the limiting block 14 ascends to a certain position, the movable rod 16 is separated from the inside of the limiting groove 15, the core 27 can be extracted from the inside of the lower mold 22 by the movable rod 16 escaping from the inside of the stopper groove 15.

Example 2: the other side of the top end of the bottom plate 1 is welded with a second connecting block 18, one side of the second connecting block 18 is provided with a hydraulic cylinder 24, the output end of the hydraulic cylinder 24 is fixedly connected with an expansion rod 19, one side of the expansion rod 19 is fixedly connected with a limiting plate 25, the bottom end of one side of the limiting plate 25 is connected with a supporting plate 20, and the limiting plate 25 and the supporting plate 20 are respectively arranged at one side and the bottom end of the sliding block 17;

specifically, as shown in fig. 1 and fig. 2, when the core 27 starts the hydraulic cylinder 24 in the inside of the lower mold 22, the hydraulic cylinder 24 can drive the supporting plate 20 and the limiting plate 25 to support at one side and the bottom end of the slider 17 through the telescopic rod 19, the slider 17 can be fixed by making the supporting plate 20 and the limiting plate 25 support at the bottom end and one side of the slider 17, the slider 17 is fixed to prevent the slider 17 and the core 27 from accidentally shaking due to the stability of the slider 17 and the core 27, the hydraulic cylinder 24 does not need to be started when the slider 17 is fixed to be limited, and the hydraulic cylinder 24 drives the supporting plate 20 and the limiting plate 25 to keep away from the slider 17 through the telescopic rod 19.

Example 3: the bottom end of the connecting plate 9 is fixedly connected with a cross clamping groove 10, the top end of the upper die 13 is welded with a cross clamping block 23, the other side of the bottom end of the connecting plate 9 is fixedly connected with a first connecting block 11, one side of the first connecting block 11 is provided with a pulling plate 12, one side of the pulling plate 12 is welded with a limiting rod 30, one side of the outer portion of the limiting rod 30 is fixedly connected with a connecting rod 31, a limiting spring 29 is fixedly connected between the connecting rod 31 and the first connecting block 11, the other side of the inner portion of the cross clamping block 23 is provided with a fixing groove 28, the limiting rod 30 is arranged inside the fixing groove 28, the limiting spring 29 is sleeved outside the limiting rod 30, the cross clamping block 23 is embedded inside the cross clamping groove 10, and the cross clamping block 23 is matched with the cross clamping groove 10;

specifically, as shown in fig. 1, 3 and 4, when the upper mold 13 needs to be replaced or the upper mold 13 needs to be cleaned, the pulling plate 12 is pulled, the pulling plate 12 drives the limiting rod 30 to be separated from the inside of the fixing groove 28, so that the cross clamping groove 10 and the cross clamping block 23 are not fixed, after the cross clamping groove 10 and the cross clamping block 23 are not fixed, the upper die 13 can be disassembled by taking the cross clamping block 23 out of the cross clamping groove 10, after cleaning is finished, the cross clamping block 23 is put into the cross clamping groove 10 again to install the upper die 13, after the cross clamping block 23 is put, the pulling plate 12 is loosened, the limiting spring 29 on one side of the pulling plate 12 enables the limiting rod 30 to be disassembled and inserted into the fixing groove 28 through the elasticity of the limiting spring 29, the cross clamping groove 10 and the cross clamping block 23 can be fixed by inserting the limiting rod 30 into the fixing groove 28, so that the cross clamping block 23 is prevented from sliding in the cross clamping groove 10.

The working principle is as follows: when the utility model is used, the servo motor 8 is started, the servo motor 8 drives the threaded rod 5 to rotate forward to make the sliding sleeve 7 descend, the sliding sleeve 7 descends to drive the upper die 13 and the limiting block 14 to descend, when the limiting block 14 and the upper die 13 descend to a certain position, the top end of one side of the movable rod 16 is embedded in the limiting groove 15 when the upper die 13 is in the certain position, when the movable rod 16 is embedded in the limiting groove 15, the movable rod 16 can insert the core body 27 at the top end of one side of the sliding block 17 into the lower die 22 through the hinged block, when the core body 27 is in the lower die 22, the hydraulic cylinder 24 is started, the hydraulic cylinder 24 can drive the supporting plate 20 and the limiting plate 25 to abut against one side and the bottom end of the sliding block 17 through the telescopic rod 19, the sliding block 17 can be fixed by abutting the supporting plate 20 and the limiting plate 25 against the bottom end and one side of the sliding block 17, when the object is injected and is started again, the hydraulic cylinder 24, the hydraulic cylinder 24 drives the support plate 20 and the limit plate 25 to be far away from the slide block 17 through the telescopic rod 19 to lose fixation, the slide block 17 starts the servo motor 8 after losing fixation, the servo motor 8 drives the threaded rod 5 to rotate reversely to enable the sliding sleeve 7 to ascend, the upper die 13 and the limit block 14 at the bottom end of the sliding sleeve 7 also ascend when the sliding sleeve 7 ascends, the movable rod 16 can be separated from the inside of the limit groove 15 when the limit block 14 ascends to a certain position, the core body 27 can be drawn out from the inside of the lower die 22 through the separation of the movable rod 16 from the inside of the limit groove 15, the pull plate 12 is pulled when the upper die 13 needs to be replaced or the upper die 13 needs to be cleaned, the pull plate 12 can drive the limit rod 30 to be separated from the inside of the fixed groove 28 to enable the cross clamping groove 10 and the cross clamping block 23 to lose fixation, and the cross clamping block 23 can be taken out from the inside of the cross clamping groove 10 to finish the disassembly of the upper die 13 after the cross clamping groove 10 and the cross clamping block 23 lose fixation, the upper die 13 can be conveniently replaced or cleaned by detaching the upper die 13.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a rotatory mechanism of loosing core of cup type product mould, includes bottom plate (1) and casing (3), its characterized in that: a shell (3) is mounted on one side of the top end of the bottom plate (1), a supporting block (2) is fixedly connected to the bottom end of the interior of the shell (3), a lower die (22) is arranged on the top end of the bottom plate (1), an upper die (13) is arranged on the top end of the lower die (22), a connecting plate (9) is arranged on the top end of the upper die (13), a cross clamping groove (10) is fixedly connected to the bottom end of the connecting plate (9), a cross clamping block (23) is welded to the top end of the upper die (13), a third connecting block (21) is arranged on the other side of one end of the lower die (22), an auxiliary block (26) is arranged on the other side of the lower die (22), and a sliding block (17) is movably connected to the top end of the auxiliary block (26);

the supporting shoe is characterized in that a limiting slide rod (4) is welded on one side of the top end of the supporting block (2), a servo motor (8) is arranged on the top end of the shell (3), a threaded rod (5) is fixedly connected to the output end of the servo motor (8), a sliding sleeve (7) is sleeved outside the limiting slide rod (4) and the threaded rod (5), and a limiting sliding groove (6) is formed in the top end of the other side of the shell (3).

2. The rotary core-pulling mechanism of a cup-shaped product mold as claimed in claim 1, wherein: threaded rod (5) swing joint is on the inside top of casing (3), the opposite side fixed connection of one side and connecting plate (9) of sliding sleeve (7).

3. The rotary core-pulling mechanism of a cup-shaped product mold as claimed in claim 1, wherein: the welding of the opposite side on bottom plate (1) top has second connecting block (18), hydraulic cylinder (24) are installed to one side of second connecting block (18), the output fixedly connected with telescopic link (19) of hydraulic cylinder (24), one side fixedly connected with limiting plate (25) of telescopic link (19), the bottom of limiting plate (25) one side is connected with backup pad (20), limiting plate (25) and backup pad (20) set up respectively in one side and the bottom of slider (17).

4. The rotary core-pulling mechanism of a cup-shaped product mold as claimed in claim 1, wherein: one side of slider (17) is provided with core (27), one side fixedly connected with movable rod (16) of slider (17) one end, movable rod (16) and third connecting block (21) activity hinge joint, one side fixedly connected with stopper (14) of going up mould (13) one end, spacing groove (15) have been seted up to the inside one side of stopper (14), the top setting of movable rod (16) one side is in the inside of spacing groove (15).

5. The rotary core-pulling mechanism of a cup-shaped product mold as claimed in claim 1, wherein: the utility model discloses a spacing spring, including connecting plate (9), the opposite side fixedly connected with first connecting block (11) of connecting plate (9) bottom, one side of first connecting block (11) is provided with arm-tie (12), one side welding of arm-tie (12) has gag lever post (30), outside one side fixedly connected with connecting rod (31) of gag lever post (30), fixedly connected with spacing spring (29) between connecting rod (31) and first connecting block (11), fixed slot (28) have been seted up to the inside opposite side of cross fixture block (23), gag lever post (30) set up the inside at fixed slot (28), spacing spring (29) cup joint the outside at gag lever post (30).

6. The rotary core-pulling mechanism of a cup-shaped product mold as claimed in claim 1, wherein: the cross clamping block (23) is embedded in the cross clamping groove (10), and the cross clamping block (23) is matched with the cross clamping groove (10).