CN216941683U

CN216941683U - Product ejection mechanism of mould

Info

Publication number: CN216941683U
Application number: CN202122217722.0U
Authority: CN
Inventors: 艾广; 黄军华
Original assignee: Ace Mold Industrial Shenzhen Co Ltd
Current assignee: Ace Mold Industrial Shenzhen Co Ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-07-12
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a product ejection mechanism of a mold, which comprises: the die holder is provided with a first rail and a second rail, the first rail comprises a first section arranged along the Z-axis direction and a second section arranged along the YZ-axis direction, and the second rail is arranged along the Z-axis direction; the columbium base is detachably arranged in the die holder; the two groups of scraping plates are respectively arranged on two sides of the columbium substrate, one scraping plate is connected with the first rail, and the other scraping plate is connected with the second rail; the guide piece is arranged along the Y-axis direction, the guide piece is connected with the scraping plate and the columbium base, and the scraping plate is suitable for moving along the length direction of the guide piece; and the driving device is connected with the columbium base and is suitable for driving the columbium base to move along the Z axis and separate from the die holder. The utility model can greatly shorten the injection molding period and has the advantages of compact structure, small mold size, high production efficiency and the like.

Description

Product ejection mechanism of mould

Technical Field

The utility model relates to the technical field of product injection molding, in particular to a product ejection mechanism of a mold.

Background

For products such as a double-color electric toothbrush cylinder and the like, the products have various colors and need to be molded for many times, and a gate of a key body is arranged at the top, so that the products can only be designed by a horizontal mold. For the mold separation of a horizontal mold, the traditional mold separation method uses an oil cylinder to drive a line to eject products on columbium and columbium together, and then a scraper plate is used for scraping the products from the columbium, so that the mold separation is realized.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a product ejection mechanism of a die, which realizes high-efficiency ejection of a product.

According to an embodiment of the present invention, a product ejection mechanism of a mold includes: the die holder is provided with a first rail and a second rail, the first rail comprises a first section arranged along the Z-axis direction and a second section arranged along the YZ-axis direction, and the second rail is arranged along the Z-axis direction; the columbium rotating base is detachably arranged in the die holder; the scraping plates comprise two groups, the two groups of scraping plates are respectively arranged on two sides of the columbium base, one scraping plate is connected with the first rail, and the other scraping plate is connected with the second rail; the guide piece is arranged along the Y-axis direction and is connected with the scraping plate and the columbium substrate, and the scraping plate is suitable for moving along the length direction of the guide piece; and the driving device is connected with the columbium base and is suitable for driving the columbium base to move along the Z axis and separate from the die holder.

The product ejection mechanism of the mold provided by the embodiment of the utility model at least has the following beneficial effects: according to the utility model, the ejection action of the columbium base is finished through the driving device, the first rail is used for guiding the scraper to move away from the columbium base, so that the ejection action of a two-color product is realized, the two actions are completely parallel, the retention of a single-color product is ensured by using the cooperation of the second rail and the scraper, the injection molding period is greatly shortened, and the injection molding device has the advantages of compact structure, small mold size, high production efficiency and the like.

According to some embodiments of the utility model, the scraper is provided with a resilient member and a guide head, the guide head being adapted to the first track and the second track, the resilient member connecting the scraper and the guide head and being adapted to urge the guide head against the first track or the second track.

According to some embodiments of the utility model, the drive device comprises an ejector rod fixedly connected to a center of the columbium base, the ejector rod adapted to move along the Z-axis and eject the columbium base, the ejector rod adapted to drive the columbium base to rotate together.

According to some embodiments of the utility model, the driving device further comprises: a cylinder; the gear is sleeved on the ejection rod; and one end of the rack is connected with the output end of the air cylinder, and the other end of the rack is meshed with the gear.

According to some embodiments of the utility model, the ejection rod and the gear are provided with a key groove matched with the flat key along the Z-axis direction, the flat key is arranged in the key groove,

according to some embodiments of the utility model, the die holder further comprises a reset track, one end of the reset track is communicated with the first section of the first track, and the other end of the reset track extends in the direction away from the die holder along the Z-axis direction.

According to some embodiments of the utility model, one end of the reset rail protrudes from the first rail, and the other end of the reset rail is recessed inward and flush with the first rail.

According to some embodiments of the utility model, the scraper is provided with a return element along the direction of the Y axis, the return element extending towards the die holder and being provided with a return spring abutting against the die holder and adapted to urge the scraper towards the die holder.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

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

FIG. 2 is a cross-sectional view of a columbium substrate and a scraper according to this embodiment;

FIG. 3 is a schematic diagram of a backside structure of the present embodiment;

reference numerals: a die holder 100; a first rail 110; a second rail 120; a reset track 130; columbium base 200; a squeegee 300; an elastic member 310; a guide head 320; a reset member 330; a return spring 340; a guide 400; a drive device 500; a knock-out lever 510; a cylinder 520; a gear 530; a rack 540; a flat key 550; a key slot 560.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "lateral", "longitudinal", "vertical", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 product ejection mechanism of a mold according to an embodiment of the present invention, with reference to fig. 1, 2, and 3, includes: the die holder 100 is provided with a first rail 110 and a second rail 120, wherein the first rail 110 and the second rail 120 are correspondingly provided with two groups, the two groups of the first rail 110 and the two groups of the second rail 120 are respectively arranged on two sides of the die holder 100 along the X-axis direction, the first rail 110 comprises a first section arranged along the Z-axis direction and a second section arranged along the YZ-axis direction, and the second rail 120 is arranged along the Z-axis direction; the columbium base 200 is separably arranged in the die holder 100, the columbium base 200 is rectangular, a columbium needle for product forming is arranged on the columbium base 200, one side of the columbium base 200 is used for first forming of a bicolor product, and the other side of the columbium base 200 is used for second forming of the bicolor product; the two groups of scraping plates 300 are respectively arranged on two sides of the columbium base 200 along the Y-axis direction, in more detail, the two groups of scraping plates 300 are respectively a first scraping plate and a second scraping plate, two sides of the first scraping plate are respectively connected with two groups of first rails 110 and can move along the first rails 110, and two sides of the second scraping plate are respectively connected with two groups of second rails 120 and can move along the second rails 120; the guide 400 is arranged along the Y-axis direction, the guide 400 is connected with the scraper 300 and the columbium base 200, the scraper 300 is suitable for moving along the length direction of the guide 400 and is close to or far away from the columbium base 200, wherein the columbium needle on the columbium base 200 penetrates through the scraper 300, and a product on the columbium base 200 is ejected when the scraper 300 moves away from the columbium base 200; a drive device 500 coupled to the columbium base 200, the drive device 500 adapted to drive the columbium base 200 in a Z-axis motion and out of the die holder 100.

The product ejection mechanism of the mold provided by the embodiment of the utility model at least has the following beneficial effects: according to the utility model, the ejection action of the columbium base is completed through the driving device, the first rail is used for guiding the scraper to move away from the columbium base, so that the two actions of ejecting a two-color product are realized, the two actions are completely parallel, the retention of a single-color product is ensured by matching the second rail and the scraper, the injection molding period is greatly shortened, and the injection molding device has the advantages of compact structure, small mold size, high production efficiency and the like.

In some embodiments of the present invention, referring to fig. 2, the scraper 300 is provided with an elastic member 310 and a guide head 320, wherein the first rail 110 and the second rail 120 have the same width, the guide head 320 is adapted to the first rail 110 and the second rail 120, and the elastic member 310 and the guide head 320 are both arranged along the X-axis direction, wherein the elastic member 310 is a compression spring, the elastic member 310 connects the scraper 300 and the guide head 320 and is adapted to urge the guide head 320 to abut against the first rail 110 or the second rail 120, the scraper 300 is connected with the first rail 110 or the second rail 120 through the guide head 320, and the elastic member 310 is used to ensure that the guide head 320 is in the rail, thereby ensuring stability of the scraper 300 during movement.

In some embodiments of the present invention, referring to FIG. 3, the driving device 500 includes an ejector rod 510, the ejector rod 510 is fixedly connected to the center of the columbium base 200 through a bolt, the ejector rod 510 is adapted to move along the Z-axis and eject the columbium base 200, the ejector rod 510 is adapted to drive the columbium base 200 to rotate together, in more detail, the ejector rod 510 drives the columbium base 200 and the scraper 300, after the scraper 300 moves along the Z-axis and disengages from the first rail 110 and the second rail 120, the knockout rod 510 drives the columbium base 200 and the scraper 300 to rotate together by 180 degrees, so that the positions of the two scrapers 300 are interchanged, so that the single-color product on one side of the columbium base 200 is molded for the second time, and the double-color product on the other side forms a vacancy after being ejected, the rotary structure can ensure continuous cycle of secondary forming of a bicolor product on the columbium substrate 200, and improves secondary forming and ejection efficiency of the product.

In some embodiments of the present invention, referring to fig. 3, the driving device 500 further comprises: a cylinder 520; a gear 530, wherein the gear 530 is sleeved on the ejection rod 510; and one end of the rack 540 is connected with the output end of the air cylinder 520, the other end of the rack 540 is meshed with the gear 530, the air cylinder 520 drives the rack 540 to move, and the rack 540 drives the gear 530 to rotate so as to drive the ejection rod 510 to rotate together.

It should be noted that, the cylinder and the rack are used to drive the gear to drive the ejector rod to rotate together, and the driving device is not limited to the cylinder and the rack in this embodiment, and may also be a rotating motor, and the output end of the rotating motor is connected to the gear to drive the gear to rotate, so as to rotate the ejector rod.

In some embodiments of the present invention, referring to fig. 3, the ejection rod 510 and the gear 530 are provided with a key groove 560 matching with the flat key 550 along the Z-axis direction, the flat key 550 is provided in the key groove 560, and the gear 530 and the ejection rod 510 rotate synchronously by providing the flat key 550 and the key groove 560, and at the same time, the position of the gear 530 is kept unchanged during the ejection motion of the ejection rod 510 along the Z-axis.

In some embodiments of the present invention, referring to fig. 1 and fig. 2, the tool post further includes a reset rail 130, one end of the reset rail 130 is communicated with the first section of the first rail 110, the other end of the reset rail 130 extends in a direction away from the die holder 100 along the Z-axis direction, the reset rail 130 is used for resetting the scraper 300, after the driving device 500 drives the columbium base 200 and the scraper 300 to rotate 180 °, the ejector rod 510 drives the columbium base 200 and the scraper 300 to move in a direction close to the die holder 100, and the scraper 300 moves in the first section of the first rail 110 along the reset rail 130, so that the resetting of the scraper 300 is achieved.

In some embodiments of the present invention, referring to fig. 1, one end of the reset rail 130 protrudes from the first rail 110, and the other end of the reset rail 130 is recessed inward and flush with the first rail 110, and the protruding structure of the reset rail 130 can prevent the scraper 300 from entering the reset rail 130 when moving along the first rail 110, so as to ensure the YZ axial movement of the scraper 300.

In some embodiments of the present invention, referring to fig. 1 and 2, a reset member 330 is disposed on the scraper 300 along the Y-axis direction, the reset member 330 extends toward the die holder 100 and is provided with a reset spring 340, the reset spring 340 abuts against the die holder 100 and is adapted to drive the scraper 300 to move toward the die holder 100, in more detail, one end of the reset member 330 is fixed to the scraper 300, the other end of the reset member 330 penetrates through the scraper 300 and the columbium base 200 and is provided with a bearing seat, the reset spring 340 is a compression spring, one end of the reset spring 340 is connected to the bearing seat of the reset member 330, the other end of the reset spring 340 abuts against the columbium base 200, when the scraper 300 moves along the first rail 110 and is away from the columbium base 200, the elastic force of the reset spring 340 is overcome, and after the scraper 300 disengages from the first rail 110, the elastic force of the reset spring 340 drives the scraper 300 to move toward the columbium base 200, so as to reset the scraper 300.

The product ejection mechanism of the mold in the embodiment of the utility model has the following working principle: the product is a single-color product which is formed at one side of the columbium base 200 for completing one-time forming, the other side of the columbium base 200 is a double-color product which is formed at the other side of the columbium base for completing the secondary forming, the double-color product needs to be ejected out, the single-color product needs to be left on the columbium base 200 for the next one-time forming work, wherein the two groups of scraping plates 300 are respectively a first scraping plate and a second scraping plate, the double-color product is formed at the first scraping plate, and the single-color product is formed at the second scraping plate. The knockout rod 510 of the driving device 500 drives the columbium base 200 to move along the Z-axis direction and separate from the die holder 100, the columbium base 200 drives the two sets of scraping plates 300 to move in the direction away from the die holder 100 through the connection of the guide 400, and at the same time, because the first scraper is connected with the first rail 110, the first scraper moves along the first section of the first rail 110 in the Z-axis direction and is separated from the die holder 100, and then moves along the second section of the first rail 110 in the YZ-axis direction and is separated from the columbium base 200, so that the double-color product on the columbium base 200 can be ejected, in the process, because the guide 400 connects the first scraper and the columbium base 200, the first scraper can move in the Z-axis direction with the columbium base 200 and can move in the Y-axis direction relative to the columbium base 200, thereby realizing the separation of the product on the columbium base 200 and forming a vacancy on one side of the columbium base 200 on the first scraper; because the second scraper is connected with the second rail 120 and the second scraper moves in the Z-axis direction along with the columbium base 200, a single-color product remains on the columbium pin of the columbium base 200 for next product molding; after the two scraping plates 300 are separated from the first rail 110 and the second rail 120, the air cylinder 520 drives the rack 540 to rotate, so that the gear 530 and the ejector rod 510 are driven to rotate together, the ejector rod 510 drives the columbium base 200 and the scraping plate 300 to rotate together by 180 degrees, and the positions of the first scraping plate and the second scraping plate are exchanged; meanwhile, the first scraping plate moves close to the columbium base 200 under the elastic force of the return spring 340, and the ejector rod 510 drives the columbium base 200 and the two scraping plates 300 to move close to the die holder 100 together; the first scraper blade moves along the second track 120, the second scraper blade moves towards the first track 110 along the reset track 130, when the columbium base 200 is reset, the positions of the first scraper blade and the second scraper blade are exchanged, the columbium base 200 forms a vacancy at the first scraper blade to perform first forming of a next product, a single-color product is formed after forming, meanwhile, the single-color product at the second scraper blade is formed for a second forming of the next product, a double-color product is finally formed, the two-color product is sequentially and circularly formed, and two-time sequential forming of the product and ejection of the double-color product are finally realized.

In the description herein, references to the description of "some embodiments" mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A product ejection mechanism of a mold, comprising:

the die holder is provided with a first rail and a second rail, the first rail comprises a first section arranged along the Z-axis direction and a second section which is arranged in a YZ plane and inclines towards the positive directions of the Y axis and the Z axis, and the second rail is arranged along the Z-axis direction;

the columbium rotating base is detachably arranged in the die holder;

the two groups of scraping plates are respectively arranged on two sides of the columbium substrate, one scraping plate is connected with the first rail, and the other scraping plate is connected with the second rail;

the guide piece is arranged along the Y-axis direction, the guide piece is connected with the scraping plate and the columbium base, and the scraping plate is suitable for moving along the length direction of the guide piece;

the driving device is connected with the columbium base and is suitable for driving the columbium base to move along the Z axis and separate from the die holder.

2. The product ejection mechanism of a mold according to claim 1, wherein the scraper is provided with an elastic member and a guide head, the guide head is adapted to the first rail and the second rail, the elastic member connects the scraper and the guide head and is adapted to urge the guide head to abut against the first rail or the second rail.

3. The mold product ejection mechanism of claim 1, wherein the drive mechanism comprises a knockout rod fixedly connected to a center of the columbium base, the knockout rod adapted to move along the Z-axis and eject the columbium base, the knockout rod adapted to drive the columbium base to rotate together.

4. The product ejection mechanism of a mold according to claim 3, wherein the driving means further comprises:

a cylinder;

the gear is sleeved on the ejection rod;

and one end of the rack is connected with the output end of the air cylinder, and the other end of the rack is meshed with the gear.

5. The product ejection mechanism of a mold according to claim 4, further comprising a flat key, wherein the ejection rod and the gear are provided with a key groove matching with the flat key along the Z-axis direction, and the flat key is arranged in the key groove.

6. The mold product ejection mechanism of claim 3, further comprising a reset track, wherein one end of the reset track is connected to the first segment of the first track, and the other end of the reset track extends in a direction away from the die holder along the Z-axis direction.

7. The mold product ejection mechanism of claim 6, wherein the reset rail has one end protruding from the first rail and another end recessed inward and flush with the first rail.

8. The product ejection mechanism of a mold according to claim 1, wherein the scraper is provided with a return member along the Y-axis direction, the return member extending toward the mold base and being provided with a return spring, the return spring abutting against the mold base and being adapted to urge the scraper toward the mold base.