CN218139712U - Novel die closing structure - Google Patents
Novel die closing structure Download PDFInfo
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- CN218139712U CN218139712U CN202221623576.XU CN202221623576U CN218139712U CN 218139712 U CN218139712 U CN 218139712U CN 202221623576 U CN202221623576 U CN 202221623576U CN 218139712 U CN218139712 U CN 218139712U
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Abstract
The utility model discloses a novel compound die structure, 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 synchronous cohesion mechanism comprises a synchronous oil cylinder and two cohesion nuts, and the synchronous oil cylinder can drive the two cohesion nuts to synchronously cohesion the two pull rods; the mold locking mechanism comprises a mold locking oil cylinder fixed on the head plate, a mold locking piston is arranged on the mold locking oil cylinder, and the mold locking piston is connected with the pull rod; the mould moving mechanism comprises a mould moving oil cylinder, and a piston rod of the mould moving oil cylinder is connected with the second plate; the synchronous cohesion mechanism is adopted to simultaneously drive the two cohesion nuts to cohere the two pull rods, and the four pull rods can be cohered only by two synchronous oil cylinders, so that the two oil cylinders can be saved, and the risk of oil leakage is reduced; and the electronic ruler is adopted to replace the pull rod adjusting mechanism, so that the overall size of the injection molding machine can be reduced, and the injection molding machine is more portable.
Description
Technical Field
The utility model relates to a locking mechanism's technical field especially relates to a novel compound die structure.
Background
The two-plate injection molding machine is a commonly used one in the existing mold closing structure, 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.
In a traditional two-plate machine mold closing structure, because the number of the pull rods is 4, four contracting brake oil cylinders are needed to control contracting brake nuts to carry out contracting brake actions, the number of the oil cylinders is large, the cost is high, the oil leakage risk is correspondingly increased, and the integral size of the injection molding machine is large due to the existence of the pull rod adjusting mechanism.
Disclosure of Invention
The above-mentioned not enough to prior art, the utility model aims to solve the technical problem that a novel compound die structure is proposed, saves the band-type brake hydro-cylinder, and overall structure is more light.
The utility model provides a technical scheme that its technical problem adopted is a novel compound die structure, include:
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 synchronous clasping mechanism is positioned between the two pull rods and comprises a synchronous oil cylinder and two clasping nuts, and the synchronous oil cylinder can drive the two clasping nuts to clasp the two pull rods synchronously;
the mold locking mechanism comprises a mold locking oil cylinder fixed on the head plate, a mold locking piston is arranged on the mold locking oil cylinder, and the mold locking piston is connected with the pull rod;
and the mold moving mechanism comprises a mold moving oil cylinder, and a piston rod of the mold moving oil cylinder is connected with the two plates.
According to the novel die assembly structure, each of the half-clasping nuts comprises a first half-clasping nut and a second half-clasping nut, the first half-clasping nut is positioned on one side close to the synchronous oil cylinder, a guide rod is arranged between every two adjacent first half-clasping nuts, and the first half-clasping nut can move towards one side close to or far away from the second half-clasping nut along the guide rod;
one side of the first half-embracing nut close to the synchronous oil cylinder is provided with a joint, and a piston rod of the synchronous oil cylinder is connected with one of the joints.
According to the novel die closing structure, the synchronous embracing mechanism further comprises a fixed support, a guide rod, a synchronous support and a connecting rod, wherein the fixed support is fixed on the two plates, two ends of the guide rod are fixed on the fixed support through snap springs, the synchronous support is movably sleeved on the guide rod, one end of the connecting rod is rotatably connected with the synchronous support, and the other end of the connecting rod is rotatably connected with the joint;
the connecting rods are two, and the two connecting rods are respectively connected with the joints of the two first half-embracing nuts.
According to a novel compound die structure, the cohesion nut inboard is equipped with and is annular arch, be equipped with on the pull rod and be annular draw-in groove, the arch can be blocked in the draw-in groove.
According to the novel die assembly structure, the die locking mechanism further comprises an oil cylinder barrel and a rear cover, the oil cylinder barrel and the rear cover are enclosed to form a first accommodating cavity, and the die locking oil cylinder is located in the first accommodating cavity;
one end of the pull rod can extend into the first accommodating cavity and is in threaded engagement with the mold locking piston.
According to the novel die assembly structure, the rear cover is provided with the electronic ruler, and one end of the electronic ruler is connected with the pull rod.
According to the novel die assembly structure, the novel die assembly structure further comprises an ejection mechanism, the ejection mechanism is arranged in the two plates, and the output end of the ejection mechanism can extend out of the two plates.
According to the novel die assembly structure, one side, away from the head plate, of the two plates is provided with a second containing cavity, and the ejection mechanism is fixed in the second containing cavity.
According to the novel die assembly structure, a sliding foot is arranged below the two plates and is connected with the machine body of the injection molding machine through an adjustable sizing block.
According to the novel die assembly structure, the die moving oil cylinders are at least two, the two die moving oil cylinders are respectively fixed at the opposite corners of the head plate, and piston rods of the two die moving oil cylinders are connected with the two plates.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
1. the synchronous cohesion mechanism can simultaneously drive the two cohesion nuts to simultaneously cohere the two pull rods, so that only two synchronous oil cylinders are needed to synchronously cohere the four pull rods, two oil cylinders can be saved, and the risk of oil leakage is reduced;
2. the electronic ruler is adopted to replace the pull rod adjusting mechanism, so that the overall size of the injection molding machine can be reduced, and the injection molding machine is more portable;
3. the ejection mechanism is positioned in the two plates, so that the overall occupied space and weight are reduced, and the cost is saved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the synchronizing mechanism of the present invention;
fig. 3 is the assembly schematic diagram of the clamping mechanism and the pull rod of the present invention.
In the figure:
100. a head plate; 200. two plates; 210. a second accommodating chamber; 220. a sliding foot; 230. an adjustable sizing block; 300. a pull rod; 400. a synchronous cohesion mechanism; 410. a cohesion nut; 411. a first half-embracing nut; 412. a second half of the wrap-around nut; 420. a synchronous oil cylinder; 430. fixing a bracket; 440. a guide bar; 450. a synchronizing bracket; 460. a connecting rod; 500. a mold locking mechanism; 510. a mold locking piston; 520. an oil cylinder barrel; 530. a rear cover; 531. an electronic ruler; 540. a first accommodating chamber; 600. a mould moving oil cylinder; 700. and (4) an ejection mechanism.
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 novel compound die structure, include:
the head plate 100 is fixed on the body of the injection molding machine, and the head plate 100 is a fixed template and is fixedly kept.
The second plate 200 is movably arranged on one side of the head plate 100, a pull rod 300 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 300, the second plate 200 is a movable mold plate, in the mold closing process, the second plate 200 moves towards one side close to the head plate 100 through the pull rod 300, and in the mold opening process, the second plate 200 moves towards one side far away from the head plate 100 through the pull rod 300.
The mold locking mechanism 500 comprises a mold locking oil cylinder fixed on the head plate 100, a mold locking piston 510 is arranged on the mold locking oil cylinder, the mold locking piston 510 is connected with the pull rod 300, after mold closing, after the holding nut 410 on the two plates 200 holds the pull rod 300, the mold locking piston 510 can drive the pull rod 300 to move towards one side close to the head plate 100, at the moment, the two plates 200 can also move towards one side of the head plate 100, and mold locking pressure maintaining is realized.
And the mold moving mechanism comprises a mold moving oil cylinder 600, a piston rod of the mold moving oil cylinder 600 is connected with the two plates 200, and the mold moving oil cylinder 600 is used for driving the two plates 200 to carry out mold closing and opening actions.
Preferably, every cohesion nut 410 all includes half first cohesion nut 411 and half second cohesion nut 412 of cohesion, half first cohesion nut 411 is located and is close to one side of synchronous cylinder 420, adjacent two be equipped with the guide arm between half first cohesion nut 411, half first cohesion nut 411 can be followed the guide arm is to being close to or keeping away from half second cohesion nut 412 one side motion, half first cohesion nut 411 is close to one side of synchronous cylinder 420 is equipped with the joint, the piston rod of synchronous cylinder 420 with one of them the joint meets, and synchronous cylinder 420's piston rod can be through driving half first cohesion nut 411 to drive another half first cohesion nut 411 simultaneous movement, realize that two cohesion nuts 410 are to the synchronous cohesion of two pull rods 300.
Further preferably, the synchronous clasping mechanism 400 further comprises a fixing support 430, a guide rod 440, a synchronous support 450 and a connecting rod 460, wherein the fixing support 430 is fixed on the two plates 200, the two ends of the guide rod 440 are fixed on the fixing support 430 through clamp springs, the synchronous support 450 is movably sleeved on the guide rod 440, one end of the connecting rod 460 is rotatably connected with the synchronous support 450, the other end of the connecting rod 460 is rotatably connected with the joint, the connecting rod 460 is provided with two connecting rods 460, the two connecting rods 460 are respectively connected with the joints of the first half clasping nuts 411, when the synchronous oil cylinder 420 drives one first half clasping nut 411 to move, the first half clasping nut 411 drives the connecting rod 460 to rotate, the connecting rod 460 rotates to drive the synchronous support 450 to move on the guide rod 440 and drive the other connecting rod 460 to move, so as to drive the other half clasping nut 411 to move synchronously, and meet the requirements of the synchronous movement of the two first half clasping nuts 411.
Preferably, the inboard of cohesion nut 410 is equipped with and is annular arch, be equipped with on the pull rod 300 and be annular draw-in groove, protruding can block in the draw-in groove, utilize arch and draw-in groove, cohesion pull rod 300 that can be better, the cohesion effect is better.
Preferably, the mold locking mechanism 500 further comprises an oil cylinder barrel 520 and a rear cover 530, the oil cylinder barrel 520 and the rear cover 530 surround to form a first accommodating cavity 540, the mold locking oil cylinder is located in the first accommodating cavity 540, one end of the pull rod 300 can extend into the first accommodating cavity 540 and is connected with the mold locking piston 510 in a threaded engagement manner, the first accommodating cavity 540 formed by surrounding the oil cylinder barrel 520 and the rear cover 530 is used for protecting the mold locking oil cylinder, and the mold locking piston 510 is detachably connected with the pull rod 300 through threads, so that the mold locking mechanism is convenient to disassemble and assemble.
Further preferably, an electronic ruler 531 is disposed on the rear cover 530, one end of the electronic ruler 531 is connected to the pull rod 300, and when the mold locking is performed, the electronic ruler 531 combines with a hydraulic flow valve, a proportional valve, and the like to accurately control the movement of the pull rod 300, so as to complete the adjustment of the pull rod 300, thereby avoiding the use of a pull rod 300 adjustment mechanism and reducing the overall length.
Preferably, the device further comprises an ejection mechanism 700, the ejection mechanism 700 is arranged in the two plates 200, the output ends of the ejection mechanism 700 can extend out of the two plates 200, and the ejection mechanism 700 is arranged in the two plates 200, so that the occupied space can be reduced.
Further preferably, a second accommodating cavity 210 is formed in one side, away from the head plate 100, of the second plate 200, the ejection mechanism 700 is fixed in the second accommodating cavity 210, and the accommodating cavity is formed in the second plate 200, so that the weight of the second plate 200 can be reduced, and the weight of the whole machine can be further reduced.
Preferably, a sliding foot 220 is arranged below the two plates 200, the sliding foot 220 is connected with the body of the injection molding machine through an adjustable sizing block 230, the two plates 200 slide on the injection molding machine through the sliding foot 220, and the levelness of the two plates can be adjusted through the adjustable sizing block 230.
Preferably, there are at least two mold-moving cylinders 600, two mold-moving cylinders 600 are respectively fixed at opposite corners of the head plate 100, and piston rods of the two mold-moving cylinders 600 are connected to the two plates 200, in this embodiment, there are four mold-moving cylinders 600, and the four mold-moving cylinders 600 act simultaneously to ensure the stability of the movement of the two plates 200.
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 in the present application as 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 explicitly defined 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 between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Claims (10)
1. A novel compound die structure 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 synchronous clasping mechanism is positioned between the two pull rods and comprises a synchronous oil cylinder and two clasping nuts, and the synchronous oil cylinder can drive the two clasping nuts to clasp the two pull rods synchronously;
the mold locking mechanism comprises a mold locking oil cylinder fixed on the head plate, a mold locking piston is arranged on the mold locking oil cylinder, and the mold locking piston is connected with the pull rod;
and the mold moving mechanism comprises a mold moving oil cylinder, and a piston rod of the mold moving oil cylinder is connected with the two plates.
2. A novel die assembly structure as claimed in claim 1, wherein each of the half-embracing nuts comprises a first half-embracing nut and a second half-embracing nut, the first half-embracing nut is positioned at one side close to the synchronous oil cylinder, a guide rod is arranged between two adjacent first half-embracing nuts, and the first half-embracing nut can move towards one side close to or away from the second half-embracing nut along the guide rod;
one side of the first half-embracing nut close to the synchronous oil cylinder is provided with a joint, and a piston rod of the synchronous oil cylinder is connected with one of the joints.
3. A novel die closing structure according to claim 2, wherein the synchronous clamp mechanism further comprises a fixed support, a guide rod, a synchronous support and a connecting rod, the fixed support is fixed on the two plates, two ends of the guide rod are fixed on the fixed support through snap springs, the synchronous support is movably sleeved on the guide rod, one end of the connecting rod is rotatably connected with the synchronous support, and the other end of the connecting rod is rotatably connected with the joint;
the connecting rods are two, and the two connecting rods are respectively connected with the joints of the two first half-embracing nuts.
4. A novel die assembly structure as claimed in claim 1 or 2, wherein an annular protrusion is arranged on the inner side of the clasping nut, an annular clamping groove is formed in the pull rod, and the protrusion can be clamped into the clamping groove.
5. The novel die closing structure according to claim 1, wherein the die locking mechanism further comprises an oil cylinder barrel and a rear cover, the oil cylinder barrel and the rear cover enclose to form a first accommodating cavity, and the die locking oil cylinder is located in the first accommodating cavity;
one end of the pull rod can extend into the first accommodating cavity and is in threaded engagement with the mold locking piston.
6. A novel die assembly structure as claimed in claim 5, wherein an electronic ruler is arranged on the rear cover, and one end of the electronic ruler is connected with the pull rod.
7. A novel mold clamping structure as claimed in claim 1, further comprising an ejection mechanism, wherein the ejection mechanism is disposed inside the two plates, and an output end of the ejection mechanism can extend out of the two plates.
8. A novel die assembly structure as claimed in claim 7, wherein a second accommodating cavity is formed in the side, away from the head plate, of the two plates, and the ejection mechanism is fixed in the second accommodating cavity.
9. The novel die assembly structure as claimed in claim 1, wherein a sliding foot is arranged below the two plates, and the sliding foot is connected with a machine body of the injection molding machine through an adjustable sizing block.
10. The novel die assembly structure as claimed in claim 1, wherein the number of the die-moving cylinders is at least two, the two die-moving cylinders are respectively fixed at the diagonal positions of the head plate, and piston rods of the two die-moving cylinders are connected with the two plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221623576.XU CN218139712U (en) | 2022-06-27 | 2022-06-27 | Novel die closing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221623576.XU CN218139712U (en) | 2022-06-27 | 2022-06-27 | Novel die closing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218139712U true CN218139712U (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221623576.XU Active CN218139712U (en) | 2022-06-27 | 2022-06-27 | Novel die closing structure |
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|---|---|
| CN (1) | CN218139712U (en) |
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- 2022-06-27 CN CN202221623576.XU patent/CN218139712U/en active Active
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