CN214448146U - Reset structure of mould and mould - Google Patents
Reset structure of mould and mould Download PDFInfo
- Publication number
- CN214448146U CN214448146U CN202120416132.8U CN202120416132U CN214448146U CN 214448146 U CN214448146 U CN 214448146U CN 202120416132 U CN202120416132 U CN 202120416132U CN 214448146 U CN214448146 U CN 214448146U
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- needle plate
- mold
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- movable
- connecting piece
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Abstract
The utility model discloses a reset structure and mould of mould, include: the needle plate is arranged on the square iron on the side face of the needle plate, is connected with the moving part which is pushed against the bottom face of the needle plate by the ejector rod of the injection molding machine, passes through the square iron and can be detachably connected with the moving part to drive the connecting piece for resetting the needle plate, and is arranged on the limiting block which limits the connecting piece to move up and down relative to the needle plate on the bottom face of the needle plate. The utility model discloses a cooperation of drag hook, bolt and stopper makes whole reset structure can drive the faller up-and-down motion under the effect of injection molding machine top rod, realizes the automatic re-setting of faller. And the side-in type bolt structure is safe and stable, the mold filling efficiency of the injection molding machine is greatly improved, and the structure is compact, convenient and efficient.
Description
Technical Field
The utility model relates to a mould processing manufacturing field especially relates to a reset structure and mould of mould.
Background
At present, the side runner mould greatly influences production efficiency because the runner needs to be removed manually, has increased labor production cost. Therefore, most side gate molds need to design a secondary top structure to automatically shear a gate, so as to realize automatic production of the mold. The common secondary ejection structure achieves the purposes of cutting a sprue and ejecting a product by designing 4 needle plates and moving in sequence. In the mold with the secondary ejector structure, the needle plate is reset to the greatest difficulty, and the conventional needle plate reset mechanism is characterized in that two hooks are designed at the bottom of the needle plate, and the head of an ejector rod of the injection molding machine is modified to be hung on the hooks to drive the needle plate to move together. The mold of the reset structure is difficult to mount on an injection molding machine, the position of the mold needs to be repeatedly moved, the mold mounting efficiency is low, and great potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the unable automatic re-setting's of faller among the above-mentioned prior art technical problem, provide a reset structure and mould of mould.
The utility model adopts the technical proposal that:
the utility model provides a reset structure of mould, include: the needle plate is arranged on the square iron on the side face of the needle plate, is connected with the moving part which is propped against the bottom face of the needle plate by the ejector rod of the injection molding machine, penetrates through the square iron and can be detachably connected with the moving part, and is arranged on a limiting block which limits the connecting part to move up and down relative to the needle plate on the bottom face of the needle plate.
Further, the movable member includes: the rod part fixedly connected with the ejector rod and the head part with the outer diameter larger than that of the rod part ejected to the bottom surface of the needle plate, and the connecting end of the connecting piece is provided with a notch matched with the rod part.
Preferably, the connecting member is perpendicular to the rod portion of the movable member.
Preferably, the rod part of the movable part is in threaded connection with the top stick.
Furthermore, the bottom surface of the needle plate is provided with a sliding groove, and the connecting piece slides along the sliding groove to enable the notch to be matched with the rod part of the moving piece. The limiting block is arranged on the sliding groove and limits the connecting piece to move up and down relative to the needle plate.
Further, the side of square iron is equipped with the bar hole, the connecting piece passes the bar hole and is connected with the moving part. And a second limiting block for preventing the connecting piece from loosening from the strip-shaped hole is arranged on the side surface of the square iron.
The square iron is installed on the movable mould fixed plate and is located the both sides of faller, be equipped with the through-hole that corresponds the moving part on the movable mould fixed plate.
The utility model also provides a mould, including the reset structure of foretell mould.
Compared with the prior art, the utility model discloses a cooperation of drag hook, bolt and stopper makes whole reset structure can drive the faller up-and-down motion under the effect of injection molding machine top rod, realizes the automatic re-setting of faller. The design structure is compact, convenient, efficient, safe and stable, and the mold filling efficiency of the injection molding machine is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural view of the connection and engagement between the connecting member and the moving member in the embodiment of the present invention;
fig. 2 is a schematic structural view illustrating the separation of the connecting member from the moving member according to the embodiment of the present invention;
fig. 3 is a schematic perspective view of the connection member and the movable member according to the embodiment of the present invention;
fig. 4 is a schematic structural view of a movable member according to an embodiment of the present invention;
fig. 5 is a schematic view of a three-dimensional structure of the embodiment of the present invention, in which the rear connecting member of the limiting block is hidden and the movable member is engaged;
fig. 6 is a schematic structural diagram of an embodiment of the present invention;
fig. 7 is an assembly view of the injection molding machine of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The principles and structure of the present invention will be described in detail below with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, the utility model provides a reset structure of a mold, namely, a needle plate reset structure of a mold, which is applied to mainly comprise: the square iron 1, the movable mould fixed plate 2, the faller 3, the connecting piece 4, the moving part 5 and the stopper 6, the faller 3 of mould mainly drives through the knock-out rod 71 of injection molding machine 7. The movable piece is installed on the top of top rod 71, replaces top rod 71 to push against the bottom surface of faller 3, is equipped with the through-hole that passes movable piece 5 on the movable mould fixed plate 2, and faller 3 is located movable mould fixed plate 2. The square iron 1 is arranged on the movable mould fixing plate 2 and is positioned on one side of the needle plate 3, and the side surface of the square iron 1 is provided with a strip-shaped hole which can pass through the connecting piece 4. The connecting piece 4 is parallel with the faller, inserts from the bar hole 11 of square iron 1 side to pass the spout that the bottom surface of bar hole 11 subsides tight faller 3 and can dismantle with moving part 5 and be connected. The bottom surface of the needle plate 3 is provided with a limiting block 6, and the connecting piece is limited between the needle plate 3 and the limiting block 6. When the top stick 71 retracts from the top stick hole 72 to the top stick hole 72, the movable member 5 is driven to move downwards, and the movable member 5 drives the connecting member 4 to move downwards along the bar-shaped hole 11. The connecting piece 4 drives the needle plate 3 to reset downwards through the limiting action of the limiting block 6. The utility model discloses a cooperation of connecting piece, moving part and stopper makes whole reset structure can drive faller up-and-down motion under the effect of injection molding machine top rod, realizes faller automatic re-setting. The design structure is compact, convenient, efficient, safe and stable, and the mold filling efficiency of the injection molding machine is greatly improved.
In a particular embodiment, the movable member 5 is a retractor, as shown in fig. 4, and includes a shaft portion 51 and a head portion 52. The head 52 has an outer diameter greater than the outer diameter of the stem 51. The head 52 is pushed against the chute on the bottom surface of the needle plate 3, and the rod 51 is fixedly connected to the tip of the pusher 71. As shown in fig. 3 and 5, the connecting member 4 is a bolt, and the connecting end connected to the movable member 4 is provided with a notch, so that the connecting member 4 is in a wrench shape. The arc radius of the notch is slightly larger than the radius of the rod part 51, the sliding direction of the connecting piece 4 is perpendicular to the rod part 51 of the movable piece 5, and the notch of the connecting end is clamped on the rod part 51 of the movable piece 5 to limit the continuous sliding of the movable piece 5 after the connecting piece 4 slides towards the movable piece 5. When the ejector rod 71 drives the movable piece 5, namely the draw hook moves downwards, the head 52 of the draw hook plays a limiting role, so that the connecting piece 4 moves downwards along with the draw hook to move horizontally, and the needle plate 3 is driven to reset downwards.
The lower end of the rod part of the moving part 5 is provided with external threads which can be in threaded connection with the ejector rod 71, so that the moving part can be conveniently detached and installed.
As shown in fig. 6 and 7, the bottom surface of the needle plate 3 is provided with a sliding groove, the head 52 of the movable member 5 is pressed against the sliding groove on the bottom surface of the needle plate 3, the connecting member 4 can slide along the sliding groove, the limiting block 6 is mounted on the bottom surface of the needle plate through a screw to cover the sliding groove, so that the connecting member 4 is prevented from being released from the sliding groove, and the connecting member 4 is limited from moving up and down relative to the needle plate. When the connecting piece 4 slides along the sliding groove to the position of the movable piece 5, the notch of the connecting piece 4 is matched with the rod part of the movable piece 5. When the connecting piece 4 needs to be taken out, the connecting piece 4 is taken out from the strip-shaped hole 11 of the square iron 1, and the connecting piece 4 slides along the sliding groove towards the square iron 1, so that the connecting piece 4 is withdrawn from the sliding groove and is taken out from the strip-shaped hole.
The square iron 1 is installed on the movable mould fixed plate 2 and is located the both sides of faller 3, has preset the through-hole on the movable mould fixed plate 2, and through-hole moving part 5 passes the through-hole top on the movable mould fixed plate in the faller bottom surface, and connecting piece 4 passes the bar hole 11 of one side square iron 1 and is connected with the pole portion 51 of moving part 5 to the spout of faller 3 bottom surface. Second stopper 8 is still installed to one side of square iron 1, and second stopper 8 keeps off at the terminal surface of connecting piece 4, prevents that the connecting piece 4 is not hard up to lead to connecting piece 4 to deviate from in the bar is downthehole with being connected of moving part 5 in the motion process.
In other embodiments, the movable part can be directly locked at the bottom of the needle plate, the ejector rod of the injection molding machine cannot directly extend into the movable part, but when the injection molding machine is used for installing a mold, the ejector rod firstly extends into the semicircular hole beside the movable part, and the whole mold is moved downwards for a certain distance, so that the ejector rod is clamped in the movable part.
The utility model also provides a mould, including the reset structure of above-mentioned mould.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A reset structure of a mold, comprising: the faller sets up the square iron in the faller side, its characterized in that still includes: the ejector rod of the injection molding machine is connected with the moving part which is ejected on the bottom surface of the needle plate, the ejector rod penetrates through the square iron and can be detachably connected with the moving part to drive the connecting piece for resetting the needle plate, and the limiting block which limits the connecting piece to move up and down relative to the needle plate is arranged on the bottom surface of the needle plate.
2. A return structure for a mold according to claim 1, wherein said movable member comprises: the rod part fixedly connected with the ejector rod and the head part with the outer diameter larger than that of the rod part ejected to the bottom surface of the needle plate, and the connecting end of the connecting piece is provided with a notch matched with the rod part.
3. The mold restoration structure according to claim 2, wherein the connecting member is perpendicular to the rod portion of the movable member.
4. The mold restoration structure according to claim 2, wherein the movable member has a rod portion screwed to the knock rod.
5. A mold return structure according to claim 2, wherein the needle plate has a slide groove formed in a bottom surface thereof, and the connecting member slides along the slide groove to engage the recess with the rod portion of the movable member.
6. The mold return structure according to claim 5, wherein the stopper is installed outside the chute opening or the chute to restrict the connecting member from moving up and down with respect to the needle plate.
7. A mold restoration structure according to claim 1, wherein a strip-shaped hole is formed in a side surface of the square iron, and the connecting member passes through the strip-shaped hole to be connected to the movable member.
8. The mold resetting structure of claim 7, wherein a second stopper for preventing the connecting member from being released from the bar-shaped hole is installed at a side of the square iron.
9. The mold resetting structure of claim 1, wherein the square irons are installed on the movable mold fixing plate on both sides of the needle plate, and the movable mold fixing plate is provided with through holes corresponding to the movable members.
10. A mold comprising a return structure of the mold according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120416132.8U CN214448146U (en) | 2021-02-25 | 2021-02-25 | Reset structure of mould and mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120416132.8U CN214448146U (en) | 2021-02-25 | 2021-02-25 | Reset structure of mould and mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214448146U true CN214448146U (en) | 2021-10-22 |
Family
ID=78145828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120416132.8U Active CN214448146U (en) | 2021-02-25 | 2021-02-25 | Reset structure of mould and mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214448146U (en) |
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2021
- 2021-02-25 CN CN202120416132.8U patent/CN214448146U/en active Active
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