CN215791132U

CN215791132U - Rotary mechanism of mould and mould benevolence

Info

Publication number: CN215791132U
Application number: CN202121963451.7U
Authority: CN
Inventors: 邓仕杰; 梁献支; 黄国伟; 覃启雄; 黄汉杰; 王金甫
Original assignee: Guangdong Multi Tech Machinery Co ltd
Current assignee: Guangdong Multi Tech Machinery Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-11
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a rotating mechanism for a mold and a mold core, which comprises a base, wherein a turntable is arranged on the base, a mold base plate is arranged on the turntable, the mold core is embedded in the mold base plate, the turntable is driven by a first motor to rotate, a gear is processed on the outer circumference of the turntable, the turntable is connected with the first motor through a gear reduction mechanism, the rotating mechanism further comprises a rotating shaft, the rotating shaft is matched with the mold core through a key groove, the mold core is rotatably arranged on the mold base plate, the rotating shaft sequentially penetrates through the mold core, the mold base plate and the base, a belt pulley is arranged in the middle of the rotating shaft, and the belt pulley is connected with a second motor through a belt. The device can provide the rotation of the turntable bearing mold, the rotating shaft drives the inner mold core of the mold to rotate, and the device is used when being matched with the mold to produce multicolor plastic products, thereby increasing the use function and having more selectivity.

Description

Rotary mechanism of mould and mould benevolence

Technical Field

The utility model relates to the technical field of improved design of auxiliary mechanisms of injection molding machines, in particular to a rotating mechanism for a mold and a mold core.

Background

In the prior art, when a mould is matched to produce multicolor plastic products, a turntable mechanism is used, and then corresponding mould cores are allocated.

Therefore, we propose a rotating mechanism for the mold and the core to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a rotating mechanism for a mold and a mold core,

in order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a rotary mechanism of mould and mould benevolence, includes the base, is equipped with the carousel on the base, installs the mould bottom plate on the carousel, inlays on the mould bottom plate and is equipped with mould benevolence, and the carousel is rotatory through first motor drive, the outer circumference of carousel on process have a gear, the carousel passes through gear reduction mechanism and links to each other with first motor, still includes the pivot, pivot and mould benevolence pass through the keyway cooperation, mould benevolence rotationally sets up on the mould bottom plate, mould benevolence, mould bottom plate and base are run through in proper order in the pivot, the pivot mid-mounting has the belt pulley, the belt pulley passes through the belt and links to each other with the second motor.

The rotating shaft is provided with a groove, the through hole of the mold core is provided with a key, and the groove is matched with the key.

The grooves in the rotating shaft penetrate through the upper circular surface and the lower circular surface and are uniformly distributed along the circumferential direction, and the rotating shaft can move along the through hole of the die core.

The rotating shaft is arranged on the base through a bearing seat.

The gear reduction mechanism comprises a large gear and a small gear which are meshed with each other, the large gear is meshed with the turntable, a rotating shaft of the small gear is connected with the first motor, and the first motor is installed on the base.

The base is also provided with a hole groove for mounting the big gear, the small gear and the belt, and the second motor is mounted on the base.

The rotary table and the base relatively rotate through a ball bearing, and the die bottom plate is fastened on the rotary table through bolts.

And a positioning sensor and a positioning block are arranged on the base along the turntable.

Compared with the prior art, the utility model has the beneficial effects that: the device can provide the rotation of the turntable bearing mold, the rotating shaft drives the inner mold core of the mold to rotate, the device is used when the mold is matched to produce multicolor plastic products, the use function is increased, more selectivity is achieved, the turntable and the mold core can simultaneously rotate, the turntable can be independently selected to rotate, or the mold core can independently rotate.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded schematic view of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a sectional view taken along a line a-a in fig. 3.

In the figure: 1. a first motor; 2. a second motor; 3. a belt; 4. a belt pulley; 5. a rotating shaft; 6. a base; 7. a turntable; 8. a mold core; 9. a mold base plate; 10. ball bearings.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is noted that, unless explicitly stated or limited otherwise, the terms "fixed," "mounted," "connected," "disposed," and the like are used in a generic sense, e.g., when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.

The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the rotating mechanism for the mold and the mold core comprises a base 6, a turntable 7 is arranged on the base, a mold base plate 9 is arranged on the turntable, a mold core 8 is embedded on the mold base plate, the turntable is driven by a first motor 1 to rotate, gears are processed on the outer circumference of the turntable, the turntable is connected with the first motor through a gear reduction mechanism, the rotating mechanism further comprises a rotating shaft 5, the rotating shaft is matched with the mold core through a key groove, the mold core is rotatably arranged on the mold base plate, the rotating shaft sequentially penetrates through the mold core, the mold base plate and the base, a belt pulley 4 is arranged in the middle of the rotating shaft, and the belt pulley is connected with a second motor 2 through a belt 3.

Furthermore, a groove is formed in the rotating shaft, a key is formed in the through hole of the mold core, and the groove is matched with the key, so that the rotating shaft can drive the mold core to rotate through the matching of the key groove. The groove on the rotating shaft penetrates through the upper circular surface and the lower circular surface and is uniformly distributed along the circumferential direction, the rotating shaft can move along the through hole of the mold core, the rotating shaft extends out to be matched with the mold core key groove to drive the mold core to rotate, otherwise, the rotating shaft retreats and is not contacted with the mold core, the mold core cannot be driven by the rotating shaft, the mold core and the mold base plate synchronously move at the moment, and the rotating shaft is ejected or retreated by utilizing an ejector pin cylinder of the injection molding machine. The rotating shaft is arranged on the base through a bearing seat.

Furthermore, the gear reduction mechanism comprises a large gear and a small gear which are meshed with each other, the large gear is meshed with the turntable, a rotating shaft of the small gear is connected with the first motor, and the first motor is installed on the base. The base is also provided with a hole groove for mounting the big gear, the small gear and the belt, and the second motor is mounted on the base. Two motors are installed on the back of the base, and the front of the base is provided with a turntable. The turntable and the base rotate relatively through a ball bearing 10, and the die bottom plate is fastened on the turntable through bolts. And a positioning sensor and a positioning block are arranged on the base along the turntable. The positioning sensor detects the rotation angle and transmits data to the machine table, a plurality of positioning blocks are arranged on the periphery of the turntable, and the positioning blocks are locked by other components such as an air cylinder or an oil cylinder for limiting, so that the accuracy of the rotation angle is ensured.

The working principle is as follows: two servo motors are arranged as power units, one servo motor drives a turntable by utilizing transmission between gears, and the outer circumference of the turntable is processed with the gears and matched with a gear reduction mechanism to work under the driving of a first motor; and when the rotating shaft and the die core are matched through the key slot, the second motor drives the belt pulley, the belt pulley on the rotating shaft is driven by the belt, and the rotating shaft rotates and drives the die core to rotate.

In the device, related motors are selected, control software, various sensors and other auxiliary components are the prior art or materials, and technicians can directly purchase or order the motor from the market according to the required product model and specification.

The electrical components presented in the text are all electrically connected with an external master controller and 220V commercial power or industrial power, and the master controller can be a conventional known device with a control function such as a computer.

The foregoing is merely a preferred embodiment of the present invention, and common general knowledge in the art of designing and describing specific structures and features has not been described in detail herein. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. Therefore, the embodiments should be considered as exemplary and not restrictive in any way, and any person skilled in the art should be considered as the technical scope of the present invention, and all equivalent substitutions or changes according to the technical solution of the present invention and the inventive concept thereof should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a rotary mechanism of mould and mould benevolence, includes the base, is equipped with the carousel on the base, installs the mould bottom plate on the carousel, inlays on the mould bottom plate and is equipped with mould benevolence, and the carousel is rotatory through first motor drive, its characterized in that, the outer circumference of carousel on process have a gear, the carousel passes through gear reduction and links to each other with first motor, still includes the pivot, the pivot passes through the keyway cooperation with mould benevolence, mould benevolence rotationally sets up on the mould bottom plate, mould benevolence, mould bottom plate and base are run through in proper order in the pivot, pivot mid-mounting has the belt pulley, the belt pulley passes through the belt and links to each other with the second motor.

2. The mold and mold core rotating mechanism of claim 1, wherein the shaft has a groove, the through hole of the mold core has a key, and the groove is engaged with the key.

3. The mold and mold core rotating mechanism of claim 2, wherein the grooves of the shaft penetrate the upper and lower circular surfaces and are circumferentially and uniformly distributed, and the shaft can move along the through hole of the mold core.

4. A mold and cavity rotating mechanism as claimed in claim 3, wherein the shaft is mounted on the base through a bearing seat.

5. A mold and mold core rotating mechanism as claimed in claim 4, wherein the gear reduction mechanism comprises a gear wheel and a pinion engaged with each other, the gear wheel is engaged with the turntable, a rotating shaft of the pinion is connected to a first motor, and the first motor is mounted on the base.

6. A mold and mold core rotating mechanism as claimed in claim 5, wherein the base is further provided with a slot for mounting a bull gear, a pinion and a belt, and the second motor is mounted on the base.

7. The mold and cavity rotating mechanism as claimed in claim 6, wherein the turntable and the base are relatively rotated by a ball bearing, and the bottom plate of the mold is fastened to the turntable by bolts.

8. The mold and cavity rotating mechanism of claim 7, wherein the base further comprises a positioning sensor and a positioning block along the turntable.