CN213704338U - Secondary ejection reset protection device for injection mold - Google Patents
Secondary ejection reset protection device for injection mold Download PDFInfo
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- CN213704338U CN213704338U CN202022397297.3U CN202022397297U CN213704338U CN 213704338 U CN213704338 U CN 213704338U CN 202022397297 U CN202022397297 U CN 202022397297U CN 213704338 U CN213704338 U CN 213704338U
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Abstract
The utility model discloses a secondary ejection reset protection device for an injection mold, which comprises a first fixing ring, a lubricating oil cylinder and a fixed cylinder, wherein the outer ring wall of the first fixing ring is provided with a first ring groove, the upper groove top and the lower groove bottom of the first ring groove are both provided with second ring grooves, the first ring groove is internally provided with a ring-shaped installation mechanism, the two ring-shaped installation mechanisms comprise installation blocks, the upper top end of the two installation blocks, which is far away from the first ring groove, penetrates through the lower bottom end and is provided with a threaded hole, the two threaded holes are internally provided with screws in a uniform threaded manner, the upper top end and the lower bottom end of the two installation blocks are both fixedly provided with arc-shaped stoppers, the four arc-shaped stoppers are respectively and slidably installed in the two corresponding second ring grooves, the bottom ring center of the first fixing ring is fixedly provided with the lubricating oil cylinder, the top ring center of the first fixing, the device has the characteristics of convenience in installation and difficulty in deformation of the return spring.
Description
Technical Field
The utility model relates to a protection device resets, in particular to ejecting protection device that resets of injection mold secondary.
Background
The secondary ejection application occasion is 1. due to the special shape of the finished product or the requirement during the production, if the finished product is still in the mold cavity after the primary ejection or cannot fall off automatically, the secondary ejection device of the mold needs to be matched with a reset protection mechanism, on one hand, the next ejection is convenient, on the other hand, the ejection mechanism is protected, the traditional secondary ejection reset protection device of the injection mold has the problem of inconvenient installation when in use, different installation stations cannot be reasonably switched according to the installation environment, and the reset protection device is easy to cause the deformation of a reset spring due to long-term compression overload, so that the secondary ejection reset protection device of the injection mold needs to be designed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection mold secondary is ejecting protection device that resets to solve the inconvenient and easy problem that warp of reset spring of installation that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a secondary ejection reset protection device for an injection mold comprises a first fixing ring, a lubricating oil cylinder and a fixing cylinder, wherein a first annular groove is formed in the outer annular wall of the first fixing ring, second annular grooves are formed in the upper groove top and the lower groove bottom of the first annular groove, annular mounting mechanisms are arranged in the first annular groove, each annular mounting mechanism comprises a mounting block, the upper top ends, far away from the first annular groove, of the two mounting blocks penetrate through the lower bottom end to form threaded holes, screws are mounted in the two threaded holes in a threaded manner, arc-shaped limiting blocks are fixedly mounted at the upper top ends and the lower bottom ends of the two mounting blocks, the four arc-shaped limiting blocks are respectively slidably mounted in the corresponding two second annular grooves, the lubricating oil cylinder is fixedly mounted at the bottom end ring center of the first fixing ring, the fixing cylinder is fixedly mounted at the top end ring center of the first fixing ring, the inner part of the fixed cylinder is hollow, a circle of limiting ring is fixedly arranged in the inner cylinder cavity of the fixed cylinder, a second fixing ring is fixedly arranged at the top end ring center of the fixing cylinder, a limiting shaft cylinder is fixedly arranged at the top end ring center of the second fixing ring, a reset protection mechanism is fixedly arranged in the fixed cylinder and comprises a first fixed lantern ring and a second fixed lantern ring, the first fixed lantern ring is fixedly arranged at the upper top ring center of the inner cylinder cavity of the fixed cylinder, the second fixed lantern ring is arranged at the lower bottom ring center of the inner cylinder cavity of the fixed cylinder, fixed mounting has reset spring between the first fixed lantern ring and the second fixed lantern ring, equal slidable mounting has the center pin in first solid fixed ring, lubricating oil cylinder, the solid fixed cylinder of fixed section of thick bamboo, the solid fixed ring of second and the spacing shaft section of thick bamboo, the fixed suit of second is on the outer shaft wall of center pin.
As a preferred technical scheme of the utility model, two the installation piece stretches into to first ring channel one end and is the arc form setting, and with the identical setting of the interior cell wall of first ring channel.
As an optimal technical scheme of the utility model, the outer tube wall pan feeding mouth department embedding fixed mounting of lubricating oil section of thick bamboo has the inlet valve door, it has lubricating oil to pour into in the lubricating oil section of thick bamboo.
As a preferred technical scheme of the utility model, first fixed ring center collar internal diameter, lubricating oil section of thick bamboo center collar internal diameter, fixed section of thick bamboo center collar internal diameter, second fixed ring center collar internal diameter and spacing shaft section of thick bamboo center collar internal diameter all are unanimous with the external diameter of center pin.
As an optimized technical scheme of the utility model, the external diameter of the fixed lantern ring of second is greater than the internal diameter of spacing ring.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an injection mold secondary ejection protection device that resets has simple to operate and the difficult easy characteristics that warp of reset spring, specifically speaking:
firstly, the secondary ejection resetting protection device of the injection mold is provided with a first annular groove on the outer annular wall of a first fixing ring, second annular grooves are respectively formed in the upper groove top and the lower groove bottom of the first annular groove, an installation block is slidably installed in the first annular groove, the installation block is slidably installed in the first annular groove through an arc-shaped limiting block and two second annular grooves, and the installation block can be reasonably rotated according to installation environments so as to be switched to different installation stations and finally positioned through screws;
second, this injection mold secondary ejecting protection device that resets, fixed mounting has the round spacing ring in the fixed cylinder inner tube chamber that protection mechanism that resets installed, and the spacing ring can block that the fixed lantern ring displacement of second in the protection mechanism that resets is too big, has just also avoided reset spring to be compressed overload's problem to appear, can protect reset spring to avoid it to lead to self to take place deformation owing to overload the compression for a long time, finally influences reset spring's life.
Drawings
Fig. 1 is a schematic view of the appearance three-dimensional structure of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
FIG. 3 is a schematic view of the installation structure of the arc-shaped limiting block of the present invention;
fig. 4 is a schematic structural diagram of the annular mounting mechanism of the present invention.
In the figure: 1. a first retaining ring; 2. an annular mounting mechanism; 3. a lubricating oil cylinder; 4. a fixed cylinder; 5. a second retaining ring; 6. a limiting shaft cylinder; 7. a reset protection mechanism; 8. a central shaft; 11. a first annular groove; 12. a second annular groove; 21. mounting blocks; 22. a threaded hole; 23. a screw; 24. an arc-shaped limiting block; 31. an oil inlet valve; 41. a limiting ring; 71. a first fixed collar; 72. a second stationary collar; 73. a return spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a secondary ejection reset protection device for an injection mold, which comprises a first fixing ring 1, a lubricating oil cylinder 3 and a fixing cylinder 4, wherein the outer ring wall of the first fixing ring 1 is provided with a first ring groove 11, the upper groove top and the lower groove bottom of the first ring groove 11 are both provided with second ring grooves 12, the first ring groove 11 is internally provided with ring-shaped mounting mechanisms 2, the two ring-shaped mounting mechanisms 2 respectively comprise mounting blocks 21, the upper top ends of the two mounting blocks 21 far away from the first ring groove 11 penetrate through the lower bottom ends and are provided with threaded holes 22, screws 23 are respectively threadedly mounted in the two threaded holes 22, arc-shaped limiting blocks 24 are respectively and fixedly mounted at the upper top ends and the lower bottom ends of the two mounting blocks 21, the four arc-shaped limiting blocks 24 are respectively and slidably mounted in the corresponding two second ring grooves 12, the bottom ring center of the first, a fixed cylinder 4 is fixedly installed at the top end ring center position of a first fixed ring 1, the fixed cylinder 4 is arranged in a hollow manner, a circle of limiting ring 41 is fixedly installed in an inner cylinder cavity of the fixed cylinder 4, a second fixed ring 5 is fixedly installed at the top end ring center position of the fixed cylinder 4, a limiting shaft cylinder 6 is fixedly installed at the top end ring center position of the second fixed ring 5, a reset protection mechanism 7 is fixedly installed in the fixed cylinder 4, the reset protection mechanism 7 comprises a first fixed ring 71 and a second fixed ring 72, the first fixed ring 71 is fixedly installed at the upper top ring center position of the inner cylinder cavity of the fixed cylinder 4, the second fixed ring 72 is arranged at the lower ring center position of the inner cylinder cavity of the fixed cylinder 4, a reset spring 73 is fixedly installed between the first fixed ring 71 and the second fixed ring 72, a central shaft 8 is slidably installed in the first fixed ring 1, the lubricating oil cylinder 3, the fixed cylinder 4, the second fixed ring 5 and the limiting shaft cylinder 6, the second fixed collar 72 is fixedly fitted around the outer shaft wall of the central shaft 8.
Wherein, two installation pieces 21 stretch into and are the setting of arc form to first ring channel 11 one end, and with the identical setting of first ring channel 11 inner tank wall, guarantee that the laminating is stable conveniently rotates installation piece 21.
Wherein, the outer tube wall pan feeding mouth department embedding fixed mounting of lubricating oil section of thick bamboo 3 has oil inlet valve 31, and the injection has lubricating oil in the lubricating oil section of thick bamboo 3, can bring a small amount of lubricating oil of coating on the 8 outer walls of center pin into the inner chamber of fixed cylinder 4 in the 8 concertina movement processes of center pin, reduces the friction of center pin 8 and inner wall.
The inner diameter of the central ring opening of the first fixing ring 1, the inner diameter of the central ring opening of the lubricating oil cylinder 3, the inner diameter of the central ring opening of the fixing cylinder 4, the inner diameter of the central ring opening of the second fixing ring 5 and the inner diameter of the central ring opening of the limiting shaft cylinder 6 are all consistent with the outer diameter of the central shaft 8, and the movement stability of the central shaft 8 in the pushing process is guaranteed.
Wherein, the outer diameter of the second fixing collar 72 is larger than the inner diameter of the stop collar 41, which ensures that the second fixing collar 72 can contact with the stop collar 41 during the compression displacement.
The working principle is as follows:
firstly, two mounting blocks 21 of the secondary ejection resetting protection device of the injection mold are slidably mounted in corresponding first annular grooves 11 through two arc-shaped limiting blocks 24 and two second annular grooves 12, in the mounting process, the mounting stations of the threaded holes 22 can be replaced only by shifting the mounting blocks 21, different mounting stations of the screws 23 can be reasonably switched according to the mounting environment, and the resetting protection device is more convenient and faster to mount;
second step, this injection mold secondary ejecting protection device that resets has round spacing ring 41 in the fixed cylinder 4 inner tube chamber that protection mechanism 7 installed that resets, and spacing ring 41 can block that the second in the protection mechanism 7 that resets fixed lantern ring 72 displacement is too big, has also avoided reset spring 73 to be compressed overload's problem to appear, can protect reset spring 73 to avoid it to lead to self to take place to deform because long-term overload compression, finally influences reset spring 73's life.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A secondary ejection resetting protection device for an injection mold comprises a first fixing ring (1), a lubricating oil cylinder (3) and a fixing cylinder (4), and is characterized in that a first annular groove (11) is formed in the outer annular wall of the first fixing ring (1), second annular grooves (12) are formed in the top and bottom of the first annular groove (11), annular mounting mechanisms (2) are arranged in the first annular groove (11), the two annular mounting mechanisms (2) respectively comprise mounting blocks (21), threaded holes (22) are formed in the upper top ends and the lower bottom ends of the two mounting blocks (21) far away from the first annular groove (11), screws (23) are arranged in the two threaded holes (22) in a threaded manner, arc-shaped limiting blocks (24) are fixedly mounted on the upper top ends and the lower bottom ends of the two mounting blocks (21), and the four arc-shaped limiting blocks (24) are respectively slidably mounted in the two corresponding second annular grooves (12), the lubricating oil cylinder (3) is fixedly mounted at the bottom ring center position of the first fixing ring (1), the fixed cylinder (4) is fixedly mounted at the top ring center position of the first fixing ring (1), the fixed cylinder (4) is internally hollow, a circle of limiting ring (41) is fixedly mounted in an inner cylinder cavity of the fixed cylinder (4), the second fixing ring (5) is fixedly mounted at the top ring center position of the fixed cylinder (4), the limiting shaft cylinder (6) is fixedly mounted at the top ring center position of the second fixing ring (5), the reset protection mechanism (7) is fixedly mounted in the fixed cylinder (4), the reset protection mechanism (7) comprises a first fixing ring (71) and a second fixing ring (72), the first fixing ring (71) is fixedly mounted at the upper ring center of the inner cavity of the fixed cylinder (4), the second fixing ring (72) is arranged at the lower ring center of the inner cylinder cavity of the fixed cylinder (4), fixed mounting has reset spring (73) between first fixed lantern ring (71) and the fixed lantern ring of second (72), equal slidable mounting has center pin (8) in first fixed ring (1), lubricating oil section of thick bamboo (3), a fixed section of thick bamboo (4), the fixed ring of second (5) and spacing shaft barrel (6), the fixed overcoat of the fixed lantern ring of second (72) is at the outer shaft wall of center pin (8).
2. The injection mold secondary ejection reset protection device according to claim 1, characterized in that: two the installation piece (21) stretch into to first ring channel (11) one end and be the setting of arc form, and with the identical setting of first ring channel (11) inner tank wall.
3. The injection mold secondary ejection reset protection device according to claim 1, characterized in that: an oil inlet valve (31) is fixedly installed at a feeding port of the outer cylinder wall of the lubricating oil cylinder (3) in an embedded mode, and lubricating oil is injected into the lubricating oil cylinder (3).
4. The injection mold secondary ejection reset protection device according to claim 1, characterized in that: the first fixed ring (1) center ring opening inner diameter, the lubricating oil cylinder (3) center ring opening inner diameter, the fixed cylinder (4) center ring opening inner diameter, the second fixed ring (5) center ring opening inner diameter and the limiting shaft cylinder (6) center ring opening inner diameter are all consistent with the outer diameter of the center shaft (8).
5. The injection mold secondary ejection reset protection device according to claim 1, characterized in that: the outer diameter of the second fixing collar (72) is larger than the inner diameter of the limiting ring (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022397297.3U CN213704338U (en) | 2020-10-26 | 2020-10-26 | Secondary ejection reset protection device for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022397297.3U CN213704338U (en) | 2020-10-26 | 2020-10-26 | Secondary ejection reset protection device for injection mold |
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| Publication Number | Publication Date |
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| CN213704338U true CN213704338U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022397297.3U Active CN213704338U (en) | 2020-10-26 | 2020-10-26 | Secondary ejection reset protection device for injection mold |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828755A (en) * | 2021-10-27 | 2021-12-24 | 马伟明 | Ejection mechanism of secondary ejection die-casting die |
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2020
- 2020-10-26 CN CN202022397297.3U patent/CN213704338U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828755A (en) * | 2021-10-27 | 2021-12-24 | 马伟明 | Ejection mechanism of secondary ejection die-casting die |
| CN113828755B (en) * | 2021-10-27 | 2023-10-27 | 苏可森(天门)模塑科技有限公司 | Ejection mechanism of secondary ejection die casting die |
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