CN218700984U - Make things convenient for mould pull rod mechanism of dismouting - Google Patents
Make things convenient for mould pull rod mechanism of dismouting Download PDFInfo
- Publication number
- CN218700984U CN218700984U CN202222916959.2U CN202222916959U CN218700984U CN 218700984 U CN218700984 U CN 218700984U CN 202222916959 U CN202222916959 U CN 202222916959U CN 218700984 U CN218700984 U CN 218700984U
- Authority
- CN
- China
- Prior art keywords
- pull rod
- pair
- tail end
- hole
- head end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a die pull rod mechanism convenient for disassembly and assembly, which comprises a first pull rod, a second pull rod, a U-shaped insert and a fastening screw; the head end of the second pull rod is inserted into the blind hole at the tail end of the first pull rod; a pair of plug pins of the U-shaped inserting piece are respectively inserted into a pair of slots at the tail end of the first pull rod, the pair of plug pins of the U-shaped inserting piece respectively penetrate through the corresponding slots and are inserted into the annular groove at the head end of the second pull rod, and the head end of the second pull rod is positioned between the pair of plug pins of the U-shaped inserting piece; the fastening screw is locked into a first thread through hole of the U-shaped inserting piece connecting part and a second thread through hole of the peripheral wall of the tail end of the first pull rod, and the fastening screw is locked on the groove bottom wall of the annular groove at the head end of the second pull rod. The utility model discloses a mould pull rod mechanism, it is applicable to the roof and forces the mould that resets, has simple structure, installs and dismantles characteristics such as all convenient.
Description
Technical Field
The utility model relates to a mould, concretely relates to make things convenient for mould pull rod mechanism of dismouting.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
Some injection molds utilize a tie bar mechanism to connect the ejector plate of the injection molding machine to the mold, such as a forced return mold. And the mold may need to be replaced, which requires the pull rod mechanism to have the property of being convenient to disassemble and assemble.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a make things convenient for mould pull rod mechanism of dismouting, include: the head end of the first pull rod is assembled with an ejector plate of the injection molding machine, the tail end of the first pull rod is assembled with a die, and the first pull rod, the tail end of the second pull rod and a fastening screw are assembled;
the U-shaped inserted sheet includes: a pair of pins parallel to each other, and a connection portion between the pair of pins; the connecting part of the U-shaped inserting piece is provided with a first threaded through hole for a fastening screw to lock in;
the tail end of the first pull rod is provided with a blind hole into which the head end of the second pull rod can be inserted, and the peripheral wall of the tail end of the first pull rod is also provided with a pair of slots which are communicated with the blind hole and into which a pair of plug pins of the U-shaped insertion piece can be respectively inserted; the outer peripheral wall of the tail end of the first pull rod is also provided with a second threaded through hole matched with the first threaded through hole;
the head end of the second pull rod is provided with an annular groove for inserting a pair of pins of the U-shaped inserting piece;
the head end of the second pull rod is inserted into the blind hole at the tail end of the first pull rod, the annular groove at the head end of the second pull rod is positioned in the blind hole, and the annular groove is opposite to the pair of slots at the tail end of the first pull rod; a pair of plug pins of the U-shaped inserting piece are respectively inserted into a pair of slots at the tail end of the first pull rod, the pair of plug pins of the U-shaped inserting piece respectively penetrate through the corresponding slots and are inserted into the annular groove at the head end of the second pull rod, and the head end of the second pull rod is positioned between the pair of plug pins of the U-shaped inserting piece; the connecting part of the U-shaped inserting piece protrudes out of the peripheral wall of the tail end of the first pull rod; a first threaded through hole of the U-shaped inserting piece connecting part is opposite to a second threaded through hole on the outer peripheral wall of the tail end of the first pull rod; the fastening screw is locked into a first thread through hole of the U-shaped inserting piece connecting part and a second thread through hole of the peripheral wall of the tail end of the first pull rod, and the fastening screw is locked on the groove bottom wall of the annular groove at the head end of the second pull rod.
Preferably, the first threaded through hole of the U-shaped tab connecting portion is parallel to a pair of pins of the U-shaped tab.
Preferably, a pair of pins of the U-shaped inserting sheet are symmetrically arranged by a first thread through hole of the U-shaped inserting sheet connecting part.
Preferably, the blind hole at the tail end of the first pull rod and the first pull rod are coaxial.
Preferably, the pair of slots at the tail end of the first pull rod is perpendicular to the axis of the first pull rod.
Preferably, the pair of slots at the tail end of the first pull rod are symmetrically arranged by the second threaded through hole at the tail end of the first pull rod.
Preferably, the annular groove at the head end of the second pull rod is coaxial with the second pull rod.
Preferably, the head end of the first pull rod is provided with a first screw for assembling with an ejector plate of the injection molding machine.
Preferably, the tail end of the second pull rod is provided with a second screw for assembling with a die.
Preferably, the outer diameter of the first pull rod is larger than that of the second pull rod.
The utility model has the advantages and the beneficial effects that:
the utility model discloses a mould pull rod mechanism, it is applicable to the roof and forces the mould that resets, has simple structure, installs and dismantles characteristics such as all convenient.
When the die pull rod mechanism is installed, a first screw at the head end of a first pull rod is installed on an ejector plate of the injection molding machine, and then a second screw at the tail end of a second pull rod is installed on a die to be replaced;
ejecting the first pull rod to a certain stroke through an injection molding machine, enabling the first pull rod to advance to be matched with the second pull rod, and completing the insertion of the head end of the second pull rod into the blind hole at the tail end of the first pull rod; when the insertion is finished, the annular groove at the head end of the second pull rod is positioned in the blind hole, and the annular groove is opposite to the pair of slots at the tail end of the first pull rod;
then a pair of pins of the U-shaped inserting sheet are respectively inserted into a pair of slots at the tail end of the first pull rod; when the insertion is finished, a pair of pins of the U-shaped insertion piece respectively penetrate through the corresponding slots and are inserted into the annular groove at the head end of the second pull rod, and the head end of the second pull rod is positioned between the pair of pins of the U-shaped insertion piece; the connecting part of the U-shaped inserting piece protrudes out of the peripheral wall of the tail end of the first pull rod; a first threaded through hole of the U-shaped inserting piece connecting part is opposite to a second threaded through hole on the outer peripheral wall of the tail end of the first pull rod;
then, a fastening screw is locked into the first thread through hole of the U-shaped inserting piece connecting part and the second thread through hole of the peripheral wall of the tail end of the first pull rod, so that the fastening screw is locked on the groove bottom wall of the annular groove at the head end of the second pull rod, and the first pull rod and the second pull rod can be stably connected together.
When the mold pull rod mechanism is disassembled, the fastening screws on the connecting parts of the U-shaped inserting pieces are firstly disassembled, then a pair of pins of the U-shaped inserting pieces are respectively pulled out from a pair of slots at the tail end of the first pull rod, and then the injection molding machine ejection mechanism retreats to a certain position to separate the first pull rod from the second pull rod, and then the first pull rod is unscrewed from the injection molding machine ejection plate, and the second pull rod is unscrewed from the mold.
Drawings
FIG. 1 is a schematic view of a first tie rod;
FIG. 2 is a schematic view of a second tie rod;
FIG. 3 is a schematic view of a U-shaped tab;
FIG. 4 is a schematic view of the assembly of the first pull rod, the second pull rod, and the U-shaped insert;
FIG. 5 is a schematic view of the assembly of the first pull rod, U-shaped blade;
fig. 6 is an assembly schematic diagram of the second pull rod and the U-shaped inserting sheet.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme of specific implementation as follows:
as shown in fig. 1 to 6, a mold tie bar mechanism facilitating disassembly and assembly includes: a first pull rod 1 with the head end assembled with an ejector plate of the injection molding machine, a second pull rod 2 with the tail end assembled with a mold, a U-shaped inserting sheet 3 and fastening screws (the fastening screws are not shown in all the figures);
the U-shaped inserting sheet 3 comprises: a pair of pins 31 parallel to each other, and a connecting portion 32 between the pair of pins 31; the connecting part 32 of the U-shaped inserting piece 3 is provided with a first thread through hole 33 for a fastening screw to lock in; the first thread through hole 33 of the connecting part 32 of the U-shaped inserting piece 3 is parallel to the pair of pins 31 of the U-shaped inserting piece 3; a pair of pins 31 of the U-shaped inserting piece 3 are symmetrically arranged by a first threaded through hole 33 of a connecting part 32 of the U-shaped inserting piece 3;
the outer diameter of the first pull rod 1 is larger than that of the second pull rod 2; the head end of the first pull rod 1 is provided with a first screw 11 for assembling with an ejector plate of the injection molding machine, and the first screw 11 and the first pull rod 1 share the axis; the tail end of the first pull rod 1 is provided with a blind hole 12 into which the head end of the second pull rod 2 can be inserted, and the blind hole 12 at the tail end of the first pull rod 1 and the first pull rod 1 are coaxial; the peripheral wall of the tail end of the first pull rod 1 is also provided with a pair of slots 13 which are communicated with the blind holes 12 and can be respectively inserted by a pair of pins 31 of the U-shaped inserting sheet 3; a pair of slots 13 at the tail end of the first pull rod 1 is vertical to the axle center of the first pull rod 1; the outer peripheral wall of the tail end of the first pull rod 1 is also provided with a second threaded through hole 14 matched with the first threaded through hole 33, and the second threaded through hole 14 is vertical to the axis of the first pull rod 1; a pair of slots 13 at the tail end of the first pull rod 1 are symmetrically arranged by a second threaded through hole 14 at the tail end of the first pull rod 1;
the head end of the second pull rod 2 is provided with an annular groove 21 for inserting a pair of pins 31 of the U-shaped inserting sheet 3; the annular groove 21 at the head end of the second pull rod 2 is coaxial with the second pull rod 2; a second screw 22 for assembling with a die is arranged at the tail end of the second pull rod 2, and the second screw 22 and the second pull rod 2 are coaxial;
the head end of the second pull rod 2 is inserted into the blind hole 12 at the tail end of the first pull rod 1, the annular groove 21 at the head end of the second pull rod 2 is positioned in the blind hole 12, and the annular groove 21 is opposite to the pair of slots 13 at the tail end of the first pull rod 1; a pair of pins 31 of the U-shaped inserting sheet 3 are respectively inserted into a pair of slots 13 at the tail end of the first pull rod 1, the pair of pins 31 of the U-shaped inserting sheet 3 respectively penetrate through the corresponding slots 13 and are inserted into the annular groove 21 at the head end of the second pull rod 2, and the head end of the second pull rod 2 is positioned between the pair of pins 31 of the U-shaped inserting sheet 3; the connecting part 32 of the U-shaped inserting piece 3 protrudes out of the peripheral wall of the tail end of the first pull rod 1; a first threaded through hole 33 of the connecting part 32 of the U-shaped inserting piece 3 is opposite to a second threaded through hole 14 on the outer peripheral wall of the tail end of the first pull rod 1; the fastening screw is locked into the first thread through hole 33 of the connecting part 32 of the U-shaped inserting piece 3 and the second thread through hole 14 of the peripheral wall of the tail end of the first pull rod 1, and the fastening screw is locked on the groove bottom wall of the annular groove 21 at the head end of the second pull rod 2.
The utility model discloses a mould pull rod mechanism, it is applicable to the roof and forces the mould that resets, has simple structure, installation and dismantlement characteristics such as all convenient.
When the die pull rod mechanism is installed, a first screw 11 at the head end of a first pull rod 1 is installed on an ejector plate of an injection molding machine, and then a second screw 22 at the tail end of a second pull rod 2 is installed on a die to be replaced;
ejecting the first pull rod 1 to a certain stroke through an injection molding machine, enabling the first pull rod 1 to advance to be matched with the second pull rod 2, and completing the insertion of the head end of the second pull rod 2 into the blind hole 12 at the tail end of the first pull rod 1; when the insertion is finished, the annular groove 21 at the head end of the second pull rod 2 is positioned in the blind hole 12, and the annular groove 21 is opposite to the pair of slots 13 at the tail end of the first pull rod 1;
then a pair of pins 31 of the U-shaped inserting sheet 3 are respectively inserted into a pair of slots 13 at the tail end of the first pull rod 1; when the insertion is completed, the pair of pins 31 of the U-shaped insertion piece 3 respectively penetrate through the corresponding slots 13 and are inserted into the annular groove 21 at the head end of the second pull rod 2, and the head end of the second pull rod 2 is positioned between the pair of pins 31 of the U-shaped insertion piece 3; the connecting part 32 of the U-shaped inserting piece 3 protrudes out of the peripheral wall of the tail end of the first pull rod 1; a first threaded through hole 33 of the connecting part 32 of the U-shaped inserting piece 3 is opposite to a second threaded through hole 14 on the outer peripheral wall of the tail end of the first pull rod 1;
then, a fastening screw is locked into the first thread through hole 33 of the connecting part 32 of the U-shaped inserting piece 3 and the second thread through hole 14 of the outer peripheral wall of the tail end of the first pull rod 1, so that the fastening screw is locked on the groove bottom wall of the annular groove 21 at the head end of the second pull rod 2, and the first pull rod 1 and the second pull rod 2 can be stably connected together.
When the mold pull rod mechanism is disassembled, firstly, fastening screws on the connecting parts 32 of the U-shaped inserting pieces 3 are disassembled, then a pair of pins 31 of the U-shaped inserting pieces 3 are respectively pulled out from a pair of slots 13 at the tail end of the first pull rod 1, and then the injection molding machine ejection mechanism retreats to a certain position to separate the first pull rod 1 from the second pull rod 2, and then the first pull rod 1 is unscrewed from the injection molding machine ejection plate to unscrew the second pull rod 2 from the mold.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. Make things convenient for mould pull rod mechanism of dismouting, its characterized in that includes: the first pull rod is assembled with the ejector plate of the injection molding machine at the head end, the second pull rod is assembled with the die at the tail end, and the U-shaped inserting piece and the fastening screw are arranged on the U-shaped inserting piece;
the U-shaped inserted sheet includes: a pair of pins parallel to each other, and a connection portion between the pair of pins; the connecting part of the U-shaped inserting piece is provided with a first threaded through hole for a fastening screw to lock in;
the tail end of the first pull rod is provided with a blind hole into which the head end of the second pull rod can be inserted, and the peripheral wall of the tail end of the first pull rod is also provided with a pair of slots which are communicated with the blind hole and into which a pair of plug pins of the U-shaped insertion piece can be respectively inserted; the outer peripheral wall of the tail end of the first pull rod is also provided with a second threaded through hole matched with the first threaded through hole;
the head end of the second pull rod is provided with an annular groove for inserting a pair of pins of the U-shaped inserting piece;
the head end of the second pull rod is inserted into the blind hole at the tail end of the first pull rod, the annular groove at the head end of the second pull rod is positioned in the blind hole, and the annular groove is opposite to the pair of slots at the tail end of the first pull rod; a pair of plug pins of the U-shaped inserting piece are respectively inserted into a pair of slots at the tail end of the first pull rod, the pair of plug pins of the U-shaped inserting piece respectively penetrate through the corresponding slots and are inserted into the annular groove at the head end of the second pull rod, and the head end of the second pull rod is positioned between the pair of plug pins of the U-shaped inserting piece; the connecting part of the U-shaped inserting piece protrudes out of the peripheral wall of the tail end of the first pull rod; a first threaded through hole of the U-shaped inserting piece connecting part is opposite to a second threaded through hole on the outer peripheral wall of the tail end of the first pull rod; the fastening screw is locked into a first thread through hole of the U-shaped inserting piece connecting part and a second thread through hole of the peripheral wall of the tail end of the first pull rod, and the fastening screw is locked on the groove bottom wall of the annular groove at the head end of the second pull rod.
2. The mold drag link mechanism of claim 1, wherein the first threaded through hole of the U-shaped blade connection portion is parallel to a pair of prongs of the U-shaped blade.
3. The mold drag link mechanism facilitating disassembly and assembly as claimed in claim 1, wherein a pair of pins of the U-shaped insert is symmetrically disposed with the first threaded through hole of the U-shaped insert connecting portion.
4. The mold tie rod mechanism of claim 1, wherein the blind hole at the tail end of the first tie rod is coaxial with the first tie rod.
5. The mold tie bar mechanism of claim 1, wherein the pair of slots at the tail end of the first tie bar is perpendicular to the axis of the first tie bar.
6. The die pull rod mechanism convenient for disassembly and assembly according to claim 1, wherein the pair of slots at the tail end of the first pull rod are symmetrically arranged with the second threaded through hole at the tail end of the first pull rod.
7. The mold tie bar mechanism of claim 1, wherein the annular groove at the head end of the second tie bar is concentric with the second tie bar.
8. The mold pull rod mechanism convenient for disassembly and assembly according to claim 1, wherein the head end of the first pull rod is provided with a first screw for assembly with the ejector plate of the injection molding machine.
9. The mold pull rod mechanism convenient for disassembly and assembly according to claim 1, wherein the tail end of the second pull rod is provided with a second screw for assembling with the mold.
10. The mold tie bar mechanism of claim 1, wherein the first tie bar has an outer diameter greater than an outer diameter of the second tie bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222916959.2U CN218700984U (en) | 2022-11-03 | 2022-11-03 | Make things convenient for mould pull rod mechanism of dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222916959.2U CN218700984U (en) | 2022-11-03 | 2022-11-03 | Make things convenient for mould pull rod mechanism of dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218700984U true CN218700984U (en) | 2023-03-24 |
Family
ID=85598527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222916959.2U Active CN218700984U (en) | 2022-11-03 | 2022-11-03 | Make things convenient for mould pull rod mechanism of dismouting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218700984U (en) |
-
2022
- 2022-11-03 CN CN202222916959.2U patent/CN218700984U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201784137U (en) | Injection die | |
| CN218700984U (en) | Make things convenient for mould pull rod mechanism of dismouting | |
| CN201669861U (en) | Simple secondary ejection mechanism of injection mold | |
| CN219855828U (en) | Mould for injection molding of preset terminal | |
| CN216635136U (en) | Die capable of directly removing threads | |
| CN102990865A (en) | Pipe injection mould | |
| CN205497955U (en) | Take special quick mould of thread injection molding | |
| CN201544404U (en) | Sheet-insert LED lamp holder injection-molding mould | |
| CN213733186U (en) | Take spline to take off screw thread and take off mould of back-off demolding structure by force simultaneously | |
| CN209036909U (en) | The mold of Ke Kuaisugenghuan mold insert | |
| CN209304912U (en) | A kind of one-mold multiple-member secondary ejecting mechanism | |
| CN203125857U (en) | Pipe injection molding die | |
| CN219381458U (en) | Secondary ejection mechanism of injection mold | |
| CN206484841U (en) | Tiebar structure and the mould with the structure | |
| CN216230292U (en) | Plastic spare and accessory part forming die | |
| CN216506548U (en) | Secondary ejection mold | |
| CN214290451U (en) | Die guide post mounting structure | |
| CN205661007U (en) | A secondary structure of loosing core for producing mould of car leaded light strip | |
| CN221392021U (en) | Full-circumference strong demolding tool | |
| CN219838153U (en) | Silica gel mold | |
| CN214027018U (en) | Ejector rod quick-change structure | |
| CN219947140U (en) | Ejector plate ejection return structure | |
| CN218985713U (en) | Mould locking mechanism of blow molding machine | |
| CN209007887U (en) | A kind of type core of easy mold release | |
| CN210362213U (en) | Injection mold for lower shell of automobile filter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |