CN215320413U - Mold locking structure for injection molding machine - Google Patents
Mold locking structure for injection molding machine Download PDFInfo
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- CN215320413U CN215320413U CN202121185888.2U CN202121185888U CN215320413U CN 215320413 U CN215320413 U CN 215320413U CN 202121185888 U CN202121185888 U CN 202121185888U CN 215320413 U CN215320413 U CN 215320413U
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- mold clamping
- injection molding
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Abstract
The utility model discloses a mold locking structure for an injection molding machine, and belongs to the technical field of injection molding. It includes: a fixed plate vertically disposed; the two section moulds are distributed up and down and movably connected with the fixed plate, and a first positioning piece is arranged at the outer edge of each section mould; and the mold locking ring is movably connected with the fixing plate and provided with a second positioning piece, and the first positioning piece is clamped with the second positioning piece when the mold locking ring moves to the periphery of the section mold and locks the section mold. The first locating piece and the second locating piece are arranged, so that the mold locking ring can be rapidly and accurately located to the locking position, whether the mold locking ring is moved to the locking position or not is not required to be manually identified, the working efficiency is improved, the problem that the locking position of the mold locking ring is deviated is avoided, and the reliability of locking work is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of injection molding, and particularly relates to a mold locking structure for an injection molding machine.
Background
An injection molding machine, also known as an injection molding machine or an injection machine, is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding die, has a wide application field, and is manufactured by using an injection molding machine for winding structure wall pipes for drainage and joints at the end parts of the winding structure wall pipes at present.
The mode locking structure comprises a section mould and a mode locking ring, wherein the mode locking ring can perform injection molding after locking and fixing the section mould, and the structure which plays roles in positioning and jointing is lacked between the existing mode locking ring and the section mould, so that the mode locking ring and the section mould cannot be quickly and accurately positioned and locked.
For example, one prior art application is the following: the utility model patent of CN201811157424.3 discloses a mold locking structure for an injection molding machine, which comprises a fixed frame, a fixed frame and a movable frame, wherein the fixed frame is arranged horizontally in the axial direction; the fixing plate is vertically arranged and fixedly connected with one end of the fixing frame, and the middle part of the fixing plate is provided with a through hole; the two section moulds are vertically distributed, are movably connected with one surface of the fixed plate and enclose to form a mould cavity communicated with the through hole; the mold locking ring is movably connected with the fixed plate horizontally in a movable mode; when the mold locking ring moves to the periphery of the two molds, the mold locking ring can lock the two molds tightly, and when the mold locking ring moves out of the periphery of the two molds, the two molds can move vertically and relatively.
Above-mentioned this kind of mode locking structure is owing to lack the setting element, and the operator is at the in-process that control mode locking ring locked the section mould, and the locking position of accurate location mode locking ring fast needs artifical the discernment, leads to having reduced work efficiency to there is the problem that mode locking ring locking position has the deviation.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a mold locking structure for an injection molding machine, which can quickly and accurately position a mold locking ring and lock a section mold.
The utility model can be realized by the following technical scheme:
a mold clamping structure for an injection molding machine, comprising:
a fixed plate vertically disposed;
the number of the two section moulds is two, the two section moulds are vertically distributed and movably connected with the fixing plate, and a first positioning piece is arranged on the outer edge of each section mould;
and the mold locking ring is movably connected with the fixing plate and provided with a second positioning piece, and when the mold locking ring moves to the periphery of the section mold and locks the section mold, the first positioning piece is clamped with the second positioning piece.
As a further improvement of the present invention, the first positioning element includes a first plane and a first inclined plane, the first plane is connected to the first inclined plane, and an included angle is formed between the first plane and the first inclined plane.
As a further improvement of the present invention, the second positioning element includes a second plane and a second inclined plane, the second plane is connected to the second inclined plane, and an included angle is formed between the second plane and the second inclined plane.
As a further improvement of the present invention, when the first positioning element abuts against the second positioning element, the first inclined surface abuts against the second inclined surface.
As a further improvement of the present invention, the number of the first positioning elements and the second positioning elements is multiple and are arranged in a one-to-one correspondence.
As a further improvement of the utility model, the fixed plate is also provided with a plurality of die-closing oil cylinders, and piston rods of the die-closing oil cylinders are connected with the section mould.
As a further improvement of the utility model, the two sides of the fixed plate are both provided with a mold locking oil cylinder, and a piston rod of the mold locking oil cylinder penetrates through the fixed plate and is connected with the mold locking ring.
As a further improvement of the utility model, the mould locking device further comprises a fixed frame which is horizontally arranged and connected with the fixed plate, the fixed frame is provided with a guide rod, and the bottom of the mould locking ring is provided with a guide seat which is connected with the guide rod in a sliding manner.
As a further improvement of the utility model, the middle part of the fixing plate is provided with a through hole, and the two moulds surround to form a mould cavity communicated with the through hole.
Compared with the prior art, the utility model has the following beneficial effects:
1. the first locating piece and the second locating piece are arranged, so that the mold locking ring can be rapidly and accurately located to the locking position, whether the mold locking ring is moved to the locking position or not is not required to be manually identified, the working efficiency is improved, the problem that the locking position of the mold locking ring is deviated is avoided, and the reliability of locking work is guaranteed.
2. The movement of the section mould is independent of the movement of the mould locking ring, so that the mould locking precision is improved.
3. Two mode locking hydro-cylinders are the diagonal setting, have both saved the quantity of mode locking hydro-cylinder to the cost has been controlled, also made the mode locking hydro-cylinder and the mode locking ring between be connected more stable.
Drawings
FIG. 1 is a schematic structural view of a mode-locking structure of the present invention;
fig. 2 is a schematic view of the structure of the die of the present invention.
In the figure, 100, a fixed frame; 110. a fixing plate; 120. forming a mould; 121. a mold cavity; 130. A first positioning member; 131. a first plane; 132. a first inclined plane; 140. a mold locking ring; 141. a guide seat; 150. a second positioning member; 151. a second plane; 152. a second inclined plane; 160. a die closing oil cylinder; 170. a mold locking oil cylinder; 180. a guide rod.
Detailed Description
The following are specific embodiments of the present invention and the technical method of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-2, a mold clamping structure for an injection molding machine includes:
the fixed frame 100 is horizontally arranged, and an injection assembly (not shown in the figure) for injecting the raw material, a mold core (not shown in the figure) and a core pulling assembly (not shown in the figure) for moving the mold core are mounted on the fixed frame 100.
And a fixing plate 110 vertically disposed and connected to the fixing frame 100, wherein a through hole (not shown) is formed in the middle of the fixing plate 110.
The number of the pattern moulds 120 is two, the two pattern moulds 120 are vertically distributed, both the two pattern moulds 120 are in a semicircular frame structure and are movably connected with the fixing plate 110, a mould cavity 121 communicated with the through hole is formed after the two pattern moulds 120 are surrounded, a plurality of first positioning pieces 130 are arranged on the periphery of the pattern moulds 120, and the first positioning pieces 130 are arranged at equal intervals.
And a mold locking ring 140 movably connected to the fixing plate 110, wherein in this embodiment, the mold locking ring 140 is vertically disposed and coaxial with the mold cavity 121, and the mold locking ring 140 can be far away from or close to the mold 120 along the central axis direction of the mold 120, wherein the mold locking ring 140 is provided with a plurality of second positioning members 150, the second positioning members 150 are disposed at equal intervals, and the second positioning members 150 and the first positioning members 130 are disposed in a corresponding manner in terms of number and position.
When the mold locking ring 140 needs to lock the mold 120, only the mold locking ring 140 needs to be moved to the periphery of the mold 120 until the first positioning part 130 abuts against the second positioning part 150, and at this time, the mold locking ring 140 is installed in place, and only the mold locking ring 140 needs to be controlled to lock the mold 120, that is, the first positioning part 130 and the second positioning part 150 are arranged, so that the mold locking ring 140 can be quickly and accurately positioned to the locking position, and whether the mold locking ring 140 has been moved to the locking position or not needs to be manually identified, so that the working efficiency is improved, the problem that the locking position of the mold locking ring 140 is deviated is also avoided, and the reliability of the locking work is ensured.
Preferably, the fixed plate 110 is further provided with a plurality of mold clamping cylinders 160, in this embodiment, the number of the mold clamping cylinders 160 is preferably three, three mold clamping cylinders 160 are located at the top of the fixed plate 110 and are vertically arranged, a piston rod of one mold clamping cylinder 160 is connected with the upper section mold 120, and piston rods of the other two mold clamping cylinders 160 are connected with the lower section mold 120, so that the two section molds 120 can be driven to displace along the vertical direction and complete the mold clamping operation.
Preferably, the mold locking oil cylinders 170 are horizontally arranged on the left side and the right side of the fixing plate 110, the two mold locking oil cylinders 170 are arranged diagonally, piston rods of the mold locking oil cylinders 170 penetrate through the fixing plate 110 and are connected with the mold locking rings 140, by arranging the two mold locking oil cylinders 170, the purpose that the mold locking rings 140 can be far away from or close to the section molds 120 along the central axis direction of the mold cavities 121 is achieved, the two mold locking oil cylinders 170 are arranged diagonally, the number of the mold locking oil cylinders 170 is reduced, the cost is controlled, the connection between the mold locking oil cylinders 170 and the mold locking rings 140 is more stable, the piston rods penetrate through the mold locking rings 140 and are fixedly connected with the mold locking rings 140, and the connection strength and the connection stability between the piston rods and the mold locking rings 140 are further improved.
Preferably, the first positioning element 130 includes a first plane 131 and a first inclined plane 132, the first plane 131 is connected to the first inclined plane 132, and an included angle is formed between the first plane 131 and the first inclined plane 132, wherein in this embodiment, the first plane 131 and the first inclined plane 132 are both located at an outer ring of the mold 120 and protrude, and the included angle between the first plane 131 and the first inclined plane 132 is preferably an obtuse angle.
Preferably, the second positioning member 150 includes a second plane 151 and a second inclined plane 152, the second plane 151 is connected to the second inclined plane 152, and an included angle is formed between the second plane 151 and the second inclined plane 152, wherein in the present embodiment, the second plane 151 and the second inclined plane 152 are both located at an inner circle of the mold locking ring 140 and protrude, the included angle between the second plane 151 and the second inclined plane 152 is preferably an obtuse angle, and the included angle is the same as the included angle between the first combining plane and the first combining inclined plane.
In addition, when the first positioning element 130 abuts against the second positioning element 150, the second inclined surface 152 abuts against the first inclined surface 132, so that the mold locking ring 140 cannot continuously approach the fixing plate 110, and at this time, it can be determined that the mold locking ring 140 has reached the locking position, and at this time, the mold locking ring 140 can be controlled to lock the mold 120, thereby improving the mold locking efficiency and the mold locking precision.
Preferably, the fixing frame 100 is provided with a guide rod 180, the bottom of the mold clamping ring 140 is provided with a guide seat 141 slidably connected with the guide rod 180, and the guide rod 180 and the guide seat 141 are matched to improve the flexibility and smoothness of the mold clamping ring 140 during movement and ensure the stability and precision of the movement of the mold clamping ring 140.
The technical means disclosed by the scheme of the utility model are not limited to the technical means disclosed by the technical means, and the technical scheme also comprises the technical scheme formed by any combination of the technical characteristics. While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the utility model as defined in the appended claims.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Claims (9)
1. A mold clamping structure for an injection molding machine, comprising:
a fixed plate vertically disposed;
the number of the two section moulds is two, the two section moulds are vertically distributed and movably connected with the fixing plate, and a first positioning piece is arranged on the outer edge of each section mould;
and the mold locking ring is movably connected with the fixing plate and provided with a second positioning piece, and when the mold locking ring moves to the periphery of the section mold and locks the section mold, the first positioning piece is clamped with the second positioning piece.
2. The mold clamping structure for an injection molding machine according to claim 1, wherein said first positioning member includes a first plane and a first inclined plane, said first plane being connected to said first inclined plane, said first plane and said first inclined plane having an included angle therebetween.
3. The mold clamping structure for an injection molding machine according to claim 2, wherein said second positioning member comprises a second plane and a second inclined plane, said second plane being connected to said second inclined plane, said second plane and said second inclined plane having an included angle therebetween.
4. The mold clamping structure for an injection molding machine according to claim 3, wherein said first inclined surface abuts said second inclined surface when said first positioning member abuts said second positioning member.
5. The mold clamping structure for an injection molding machine according to claim 1, wherein the number of the first positioning members and the second positioning members is plural and is set in one-to-one correspondence.
6. The mold clamping structure for an injection molding machine according to claim 1, wherein said stationary plate is provided with a plurality of mold clamping cylinders, and piston rods of said mold clamping cylinders are connected to said molds.
7. The mold clamping structure for an injection molding machine according to claim 1, wherein a mold clamping cylinder is provided on both sides of said fixed plate, and a piston rod of said mold clamping cylinder penetrates said fixed plate and is connected to said mold clamping ring.
8. The mold clamping structure for an injection molding machine according to claim 1, further comprising a fixing frame horizontally disposed and connected to the fixing plate, wherein the fixing frame is provided with a guide rod, and a guide seat slidably connected to the guide rod is provided at a bottom of the mold clamping ring.
9. The mold clamping structure for an injection molding machine according to claim 1, wherein a through hole is formed in a middle portion of said fixing plate, and two of said molds are surrounded to form a cavity communicating with said through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121185888.2U CN215320413U (en) | 2021-05-31 | 2021-05-31 | Mold locking structure for injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121185888.2U CN215320413U (en) | 2021-05-31 | 2021-05-31 | Mold locking structure for injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215320413U true CN215320413U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121185888.2U Active CN215320413U (en) | 2021-05-31 | 2021-05-31 | Mold locking structure for injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215320413U (en) |
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2021
- 2021-05-31 CN CN202121185888.2U patent/CN215320413U/en active Active
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