CN217916609U - Mold closing structure with built-in ejection mechanism - Google Patents
Mold closing structure with built-in ejection mechanism Download PDFInfo
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- CN217916609U CN217916609U CN202221623967.1U CN202221623967U CN217916609U CN 217916609 U CN217916609 U CN 217916609U CN 202221623967 U CN202221623967 U CN 202221623967U CN 217916609 U CN217916609 U CN 217916609U
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Abstract
The utility model discloses an embedded compound die structure of ejection mechanism, include: the head plate is fixed on the body of the injection molding machine; the second plate is movably arranged on one side of the head plate, a pull rod is arranged between the second plate and the head plate, and the second plate can move towards one side far away from or close to the head plate through the pull rod; the mold locking mechanism is connected with one side, away from the head plate, of the two plates, the mold locking mechanism comprises a mold locking oil cylinder and a brake contracting piece, the mold locking oil cylinder is fixed on the two plates, a mold locking piston is arranged on the mold locking oil cylinder, the mold locking piston is connected with the brake contracting piece, and the brake contracting piece can clamp the pull rod; the ejection mechanism is positioned in the second plate, and the output end of the ejection mechanism can extend out of the second plate; the mould moving mechanism comprises a mould moving oil cylinder, and a piston rod of the mould moving oil cylinder is connected with one side of the second plate, which is far away from the head plate; the mold locking mechanism is arranged on one side of the two plates, the mold locking oil cylinder can be used for driving the band-type brake piece to move, the positions of the band-type brake nut and the pull rod are adjusted, interference between the band-type brake nut and the injection assembly is avoided, and meanwhile, the ejection mechanism is arranged in the two plates, so that the whole body becomes more concise.
Description
Technical Field
The utility model relates to a technical field of compound die structure especially relates to a built-in compound die structure of ejection mechanism.
Background
The two-plate injection molding machine is a commonly used one in the mold closing structure at present, and the main working parts of the mold closing part of the two-plate injection molding machine comprise: when the machine is assembled, the position of the pull rod is adjusted through the pull rod adjusting oil cylinder, so that a groove of the holding device is matched with and held tightly by teeth of the pull rod, and then a driving force is applied to the pull rod through the mold locking oil cylinder, so that the mold is closed; after the product is formed in the mold, ejecting the product by using an ejection mechanism; when the machine opens the die, the holding device is opened, and the two plates are pushed by the die moving oil cylinder to separate the die.
At traditional two trigger compound die structures, because the mould moving hydro-cylinder is placed in first board or two board sides, consequently need two mould moving hydro-cylinders diagonal to arrange and avoid the unilateral atress to lead to two boards to topple the phenomenon in the removal, and because the mould locking structure is put in first board side, and in order to adjust the position of hugging device and pull rod, need adopt one to transfer the pull rod hydro-cylinder, this structure can be prolonged toward first board side more, probably lead to interfering with the injection platform, in addition because ejection mechanism is external, this structure also makes whole compound die structure heavier, the cost rises by a wide margin.
Disclosure of Invention
The above-mentioned not enough to prior art, the utility model aims to solve the technical problem that a built-in compound die structure of ejection mechanism is proposed, avoids interfering with the injection platform, and overall structure is more light.
The utility model provides a technical scheme that its technical problem adopted is a built-in compound die structure of ejection mechanism, include:
a head plate fixed to a body of the injection molding machine;
the two plates are movably arranged on one side of the head plate, a pull rod is arranged between the two plates and the head plate, and the two plates can move towards one side far away from or close to the head plate through the pull rod;
the mold locking mechanism is connected with one side, away from the head plate, of the two plates, and comprises a mold locking oil cylinder and a contracting brake piece, the mold locking oil cylinder is fixed on the two plates, a mold locking piston is arranged on the mold locking oil cylinder, the mold locking piston is connected with the contracting brake piece, and the contracting brake piece can contract the pull rod;
the ejection mechanism is positioned in the two plates, and the output end of the ejection mechanism can extend out of the two plates;
and the mould moving mechanism comprises a mould moving oil cylinder, and a piston rod of the mould moving oil cylinder is connected with one side of the two plates, which is far away from the head plate.
According to the die assembly structure with the built-in ejection mechanism, one side, far away from the head plate, of the two plates is provided with an accommodating cavity, and the ejection mechanism is fixed in the accommodating cavity;
one side of the two plates, which is close to the head plate, is provided with a through hole communicated with the containing cavity, and the output end of the ejection mechanism can extend out of the two plates along the through hole.
According to the built-in compound die structure of ejection mechanism, the band-type brake spare includes band-type brake hydro-cylinder, band-type brake nut and first oil cylinder section, the mode locking piston with first oil cylinder section meets, the band-type brake hydro-cylinder is fixed on the first oil cylinder section, and can drive the band-type brake nut locking the pull rod.
According to the built-in die assembly structure of the ejection mechanism, the pull rod is provided with the annular clamping groove, the band-type brake nut is provided with the annular protrusion, and the protrusion can be clamped into the clamping groove.
According to the die assembly structure with the built-in ejection mechanism, the ejection mechanism further comprises a holding mechanism, and the holding mechanism is fixed on the head plate and used for holding the pull rod tightly.
According to the die assembly structure with the built-in ejection mechanism, the die locking oil cylinder is externally provided with the second oil cylinder barrel, and the second oil cylinder barrel and the second plate are integrally formed;
and a guide sleeve is arranged in the second oil cylinder barrel, and one end of the mold locking piston is connected with the guide sleeve.
According to the built-in die assembly structure of the ejection mechanism, the sliding feet are arranged below the two plates and are connected with the body of the injection molding machine through the adjustable sizing blocks.
According to the die assembly structure with the built-in ejection mechanism, the die moving oil cylinder is connected with the body of the injection molding machine through the fixed seat, and the fixed seat is positioned on one side of the two plates, which is far away from the head plate;
and a piston rod of the mold moving oil cylinder is positioned on the symmetrical center line of the two pull rods.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
1. the mold locking mechanism is arranged on one side of the two plates, the mold locking oil cylinder can be used for driving the contracting brake piece to move, the position adjustment of a contracting brake nut and a pull rod is realized, the interference between the contracting brake nut and an injection assembly is avoided, and meanwhile, the ejection mechanism is arranged in the two plates, so that the whole body is simpler;
2. the mould moving oil cylinder is positioned in the middle of the two pull rods, and the single mould moving oil cylinder can ensure the stability of the operation of the two plates, thereby saving the cost;
3. the pull rod is provided with an annular clamping groove, and the band-type brake nut is provided with an arc-shaped bulge, so that looseness can be prevented, and the band-type effect is improved.
Drawings
FIG. 1 is a sectional view of the whole structure of the present invention;
FIG. 2 is a schematic structural view of the mold clamping mechanism of the present invention;
fig. 3 is the utility model discloses a band-type brake hydro-cylinder assembly schematic diagram.
In the figure:
100. a head plate; 200. two plates; 210. an accommodating chamber; 220. a sliding foot; 230. an adjustable sizing block; 300. a mold locking mechanism; 310. a mold locking piston; 320. a band-type brake oil cylinder; 330. a band-type brake nut; 340. a first oil cylinder barrel; 350. a guide sleeve; 400. an ejection mechanism; 500. a mold moving mechanism; 510. a mould moving oil cylinder; 520. a fixed seat; 600. a clasping mechanism; 700. a pull rod.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Referring to fig. 1-3, the utility model discloses a built-in compound die structure of ejection mechanism, include:
and a head plate 100 fixed on the body of the injection molding machine, wherein the head plate 100 is a fixed template and is fixed in position, and the injection assembly performs injection from one side of the head plate 100.
The second plate 200 is movably arranged at one side of the head plate 100, a pull rod 700 is arranged between the second plate 200 and the head plate 100, the second plate 200 can move towards one side far away from or close to the head plate 100 through the pull rod 700, the second plate 200 is a movable template, when moving towards one side close to the head plate 100, the mold closing action is achieved, and when moving towards one side far away from the head plate 100, the mold opening action is achieved.
The ejection mechanism 400 is located in the second plate 200, an output end of the ejection mechanism 400 can extend out of the second plate 200, the ejection mechanism 400 is used for ejecting a molded product stained on the second plate 200 when the mold is opened, the ejection mechanism is arranged in the second plate 200, the accommodating cavity 210 is required to be arranged in the second plate 200, the weight of the second plate 200 can be reduced, and the structure is simpler.
The mold moving mechanism 500 comprises a mold moving oil cylinder 510, a piston rod of the mold moving oil cylinder 510 is connected with one side of the second plate 200, which is far away from the head plate 100, the mold moving oil cylinder 510 is arranged on one side of the second plate 200, which is far away from the head plate 100, so that the contact with the head plate 100 can be avoided, the second plate 200 is driven independently, and the head plate 100 is prevented from inclining.
Preferably, an accommodating cavity 210 is formed in one side of the two plates 200 away from the head plate 100, and the ejection mechanism 400 is fixed in the accommodating cavity 210; a through hole communicated with the accommodating cavity 210 is formed in one side, close to the head plate 100, of the second plate 200, the output end of the ejection mechanism 400 can extend out of the second plate 200 along the through hole, and the output end of the ejection mechanism 400 can extend out of the second plate 200 to eject a formed product.
Preferably, the band-type brake spare includes band-type brake hydro-cylinder 320, band-type brake nut 330 and first oil cylinder 340, mode locking piston 310 with first oil cylinder 340 meets, band-type brake hydro-cylinder 320 is fixed on first oil cylinder 340, and can drive band-type brake nut 330 cohesion pull rod 700, mode locking piston 310 through the first oil cylinder 340 of drive and then drive band-type brake nut 330 and move together, can adjust the position of band-type brake nut 330 with pull rod 700, make things convenient for the cohesion.
Further preferably, a clamping groove which is annularly arranged is formed in the pull rod 700, a protrusion which is annularly arranged is formed in the band-type brake nut 330, the protrusion can be clamped into the clamping groove, the pull rod 700 is locked by the aid of matching of the protrusion and the clamping groove, and a good mode locking effect is achieved.
Further preferably, the clasping mechanism 600 is further included, the clasping mechanism 600 is fixed on the headboard 100 and is used for clasping the pull rod 700, during mold locking, the clasping mechanism 600 firstly clasps the pull rod 700, then the mold locking oil cylinder adjusts the position of the clasping nut 330, the clasping oil cylinder 320 drives the clasping nut 330 to clasp the pull rod 700, the mold locking oil cylinder feeds oil, mold locking force is provided to act on the clasping nut 330, and the two boards 200 are driven to the headboard 100 to complete mold locking.
Preferably, a second oil cylinder barrel is arranged outside the mold locking oil cylinder, the second oil cylinder barrel is integrally formed with the two plates 200, a guide sleeve 350 is arranged in the second oil cylinder barrel, one end of the mold locking piston 310 is connected with the guide sleeve 350, the second oil cylinder barrel is integrally formed with the two plates 200 to ensure the connection stability, and the guide sleeve 350 is used for providing a motion guide effect for the mold locking piston 310.
Preferably, a sliding foot 220 is arranged below the second plate 200, the sliding foot 220 is connected with the body of the injection molding machine through an adjustable sizing block 230, the sliding foot 220 is used for sliding the second plate 200, and the height of the second plate 200 can be adjusted through the adjustable sizing block 230, so that the levelness of the second plate 200 and the head plate 100 is ensured.
Preferably, the mold moving cylinder 510 is connected to the body of the injection molding machine through a fixing seat 520, the fixing seat 520 is located at one side of the second plate 200 away from the head plate 100, the piston rods of the mold moving cylinder 510 are located on the symmetrical center lines of the two pull rods 700, the mold moving cylinder 510 is fixed at the outer side of the injection molding machine through the fixing seat 520, so as to conveniently drive the head plate 100 to move, in this embodiment, the injection molding machine has four pull rods 700 which are respectively arranged at four corners of the second plate 200 and the head plate 100, the piston rods of the mold moving cylinder 510 are located on the symmetrical center lines of the two pull rods 700 at the bottom, and the stability of operation can be ensured only by one mold moving cylinder 510.
It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, the descriptions of the embodiments as "first," "second," "a," etc. in this disclosure are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of the indicated features is indicative. 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 application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions of the embodiments of the present invention can be combined with each other, but it is necessary to use a person skilled in the art to realize the basis, and when the technical solutions are combined and contradictory to each other or cannot be realized, the combination of the technical solutions should not exist, and is not within the protection scope of the present invention.
Claims (8)
1. The utility model provides a built-in compound die structure of ejection mechanism which characterized in that includes:
a head plate fixed on a body of the injection molding machine;
the two plates are movably arranged on one side of the head plate, a pull rod is arranged between the two plates and the head plate, and the two plates can move towards one side far away from or close to the head plate through the pull rod;
the mold locking mechanism is connected with one side, away from the head plate, of the two plates and comprises a mold locking oil cylinder and a brake contracting piece, the mold locking oil cylinder is fixed on the two plates, a mold locking piston is arranged on the mold locking oil cylinder and is connected with the brake contracting piece, and the brake contracting piece can contract the pull rod;
the ejection mechanism is positioned in the two plates, and the output end of the ejection mechanism can extend out of the two plates;
and the mould moving mechanism comprises a mould moving oil cylinder, and a piston rod of the mould moving oil cylinder is connected with one side of the two plates, which is far away from the head plate.
2. A matched die structure with a built-in ejection mechanism as claimed in claim 1, wherein a containing cavity is formed on one side of the two plates away from the head plate, and the ejection mechanism is fixed in the containing cavity;
one side of the two plates, which is close to the head plate, is provided with a through hole communicated with the containing cavity, and the output end of the ejection mechanism can extend out of the two plates along the through hole.
3. A mold closing structure with a built-in ejection mechanism according to claim 1, wherein the contracting brake member includes a contracting brake cylinder, a contracting brake nut, and a first oil cylinder barrel, the mold locking piston is connected to the first oil cylinder barrel, and the contracting brake cylinder is fixed to the first oil cylinder barrel and can drive the contracting brake nut to close the pull rod.
4. A matched mold structure with a built-in ejection mechanism according to claim 3, wherein the pull rod is provided with a clamping groove in an annular arrangement, and the band-type brake nut is provided with a protrusion in an annular arrangement, and the protrusion can be clamped into the clamping groove.
5. A clamping structure with a built-in ejection mechanism according to claim 3, further comprising a clasping mechanism fixed to the head plate and adapted to clasp the tie bar.
6. A mold closing structure with a built-in ejection mechanism according to claim 1, wherein a second oil cylinder barrel is provided outside the mold locking oil cylinder, and the second oil cylinder barrel and the two plates are integrally formed;
and a guide sleeve is arranged in the second oil cylinder barrel, and one end of the mold locking piston is connected with the guide sleeve.
7. A mold closing structure with a built-in ejection mechanism according to claim 1, wherein a runner is provided below the two plates, and the runner is connected to a body of an injection molding machine through an adjustable sizing block.
8. A mold closing structure with a built-in ejection mechanism according to claim 1, wherein the mold-moving cylinder is connected to a body of an injection molding machine through a fixing seat, the fixing seat being located on a side of the two plates away from the head plate;
and a piston rod of the mold moving oil cylinder is positioned on the symmetrical center line of the two pull rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221623967.1U CN217916609U (en) | 2022-06-27 | 2022-06-27 | Mold closing structure with built-in ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221623967.1U CN217916609U (en) | 2022-06-27 | 2022-06-27 | Mold closing structure with built-in ejection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217916609U true CN217916609U (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221623967.1U Active CN217916609U (en) | 2022-06-27 | 2022-06-27 | Mold closing structure with built-in ejection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217916609U (en) |
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2022
- 2022-06-27 CN CN202221623967.1U patent/CN217916609U/en active Active
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