CN217169603U - Precision mold with sealing device - Google Patents
Precision mold with sealing device Download PDFInfo
- Publication number
- CN217169603U CN217169603U CN202220124081.6U CN202220124081U CN217169603U CN 217169603 U CN217169603 U CN 217169603U CN 202220124081 U CN202220124081 U CN 202220124081U CN 217169603 U CN217169603 U CN 217169603U
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Abstract
The utility model discloses a precision mould with a sealing device, relating to the technical field of injection moulds, comprising a workbench; the supporting frame is fixedly connected to the top end of the workbench, and a hydraulic cylinder is mounted at the top end of the supporting frame; the driving mechanism comprising a connecting plate is distributed at the bottom end of the sliding plate. The utility model discloses a set up actuating mechanism, when the pneumatic cylinder output passes through one section distance of mould rebound on the sliding plate drive, first telescopic link moves the maximum distance, when going up the mould and continuing the rebound, pass through connecting block pulling thimble rebound through first telescopic link pulling connecting plate, stretch second telescopic link and first spring simultaneously, it is ejecting with the inside product after moulding plastics of bed die through thimble rebound, carry out the above-mentioned step and reverse operation and make the thimble reset, the function that the drive thimble carries out reciprocating motion has been realized through the cooperation of above multiunit part, with this drawing of patterns efficiency that improves the back of mould plastics product.
Description
Technical Field
The utility model relates to an injection mold technical field specifically is an accurate mould with sealing device.
Background
The present invention relates to a mould, various moulds and tools for obtaining required products by using injection moulding, blow moulding, extrusion, die-casting or forging forming, smelting and stamping methods in industrial production.
The existing upper mold for the injection molding precision mold is sealed through the sealing strip after being matched with the lower mold, when an inner product of the lower mold is subjected to demolding, the ejector pin is driven by other driving devices to eject the injection molded mold from the lower mold, and the ejection mechanism cannot be driven to move by force generated by separating the upper mold from the lower mold, so that the practicability of the device is reduced, the ejector pin is easy to wear in the long-time use process and needs to be replaced, however, the existing ejector pin is troublesome to replace, and cannot be convenient for a worker to operate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an: in order to solve the problems that the ejection mechanism cannot be driven to move by the force generated by separating the upper die from the lower die and the ejector pin is relatively troublesome to replace, a precision die with a sealing device is provided.
In order to achieve the above object, the utility model provides a following technical scheme: a precision mold with a sealing device, comprising: a work table; the support frame is fixedly connected to the top end of the workbench, a hydraulic cylinder is mounted at the top end of the support frame, the output end of the hydraulic cylinder penetrates through the inner side of the support frame, a sliding plate is fixedly connected to the output end of the support frame, the sliding plate is slidably connected to the inner side of the support frame, and an upper die is mounted at the bottom end of the sliding plate; the lower die is mounted at the top end of the workbench and positioned below the upper die, an ejector pin is connected to the inner wall of the lower die in a sliding manner, and one end of the ejector pin penetrates into the workbench; the driving mechanism comprises a connecting plate, is distributed at the bottom end of the sliding plate, penetrates into the workbench, is positioned at the bottom end of the ejector pin, and is used for driving the ejector pin to reciprocate; and the auxiliary mechanism is provided with a moving block, is distributed at the top end of the connecting plate and the bottom end of the ejector pin and is used for assisting workers in replacing the ejector pin.
Therefore, when the output end of the hydraulic cylinder drives the upper die to move upwards for a certain distance through the sliding plate, the upper die continues to move upwards, the ejector pin is driven by the driving mechanism to move into the lower die, a product after the inner part of the lower die is injected is ejected from the inner part, and the ejector pin is replaced by an auxiliary mechanism for assisting a worker.
As a further aspect of the present invention: the driving mechanism comprises a first telescopic rod, a connecting column, a connecting plate, a first spring, a second telescopic rod, a connecting block and an arc-shaped clamping block, the connecting plate is slidably connected inside the workbench, the first telescopic rod is fixedly connected to the top end of the connecting plate, one end of the first telescopic rod penetrates through the workbench, the bottom end of the sliding plate is fixedly connected with the sliding plate, the connecting column is rotatably connected to the inner wall of the connecting plate, two ends of the connecting plate penetrate through the connecting plate respectively, the second telescopic rod is fixedly connected to the bottom end of the connecting column, the first spring is fixedly connected to the outer wall of the second telescopic rod, the arc-shaped clamping block is fixedly connected to the bottom end of the second telescopic rod, and the connecting block is fixedly connected to the top end of the connecting plate and located at the bottom end of the ejector pin.
Thus, when the output end of the hydraulic cylinder drives the upper die to move upwards for a certain distance through the sliding plate, the first telescopic rod moves to the maximum distance, the upper die continues to move upwards, the connecting plate is pulled through the first telescopic rod to pull the ejector pin to move upwards through the connecting block, the second telescopic rod and the first spring are simultaneously stretched, the product after injection molding in the lower die is ejected through the upward movement of the ejector pin, the steps are reversely operated to reset the ejector pin, when the first spring is damaged in the process of long-time use, a worker rotates the connecting column to drive the arc-shaped clamping block to rotate in the circular clamping groove in the inner wall of the workbench through the second telescopic rod, when the connecting column is separated from the connecting plate, the arc-shaped clamping block rotates to the position flush with the mounting groove in the inner wall of the workbench, and then the connecting column is pulled to detach the first spring from the interior of the workbench through the second telescopic rod, the function of driving the thimble to move back and forth is realized through the matching of the plurality of groups of parts.
As a further aspect of the present invention: the auxiliary mechanism comprises a moving block, a ball rod, a connecting rod and a threaded column, the moving block is connected to the top end of the connecting plate in a sliding mode, the connecting rod is fixedly connected to one end of the moving block, one end of the connecting rod penetrates through the inner wall of the connecting block, the ball rod is fixedly connected to the inner wall of the workbench, one end of the ball rod extends to the inner side of the moving block, the threaded column is fixedly connected to the bottom end of the ejector pin, and one end of the threaded column penetrates through the inside of the connecting block.
So, when the connecting plate passes through the connecting block and drives the thimble rebound, the club inserts in the inboard chute of movable block, promote the movable block and stimulate the second spring and drive the connecting rod and move to one end, when the thimble moved the maximum distance, the connecting rod shifts out from the spacing hole of screw post one side outer wall, make the screw post no longer fixed, then rotate the thimble, make screw post and connecting block separation, thereby make things convenient for the staff to dismantle the thimble, carry out the function that the installation was carried out to the thimble with above-mentioned step reversal operation, the function that the thimble changed has been realized through the cooperation of above multiunit part, make things convenient for the staff to operate.
As a further aspect of the present invention: the first telescopic link with the second telescopic link comprises a plurality of sleeves that slip each other and cup joint, the inner wall of workstation seted up with connecting plate assorted spacing spout.
So, first telescopic link removes the maximum distance, goes up the mould and continues when the rebound, passes through connecting block pulling thimble rebound through first telescopic link pulling connecting plate, avoids the connecting plate to take place the skew at the in-process that removes through spacing spout.
As a further aspect of the present invention: the outer wall of connecting block is provided with the screw thread, the outer wall of spliced pole is provided with the screw thread, the inner wall of workstation seted up with arc fixture block assorted mounting groove, the inner wall of workstation seted up with the communicating circular slot of mounting groove, just circular slot with arc fixture block phase-match, the top inner wall of workstation seted up the diameter and is greater than the through-hole of spliced pole is first, the inner wall of connecting plate seted up with spliced pole assorted screw hole.
So, be convenient for rotate the spliced pole and drive the arc fixture block through the second telescopic link and rotate inside the circular draw-in groove of workstation inner wall, when spliced pole and connecting plate separation, the arc fixture block rotated to with workstation inner wall mounting groove parallel and level position, then the pulling spliced pole is dismantled first spring from workstation inside through the second telescopic link.
As a further aspect of the present invention: the inner wall of the connecting block is provided with a mounting groove matched with the threaded column, the outer wall of one side of the threaded column is provided with a limiting hole matched with the connecting rod, the outer wall of the connecting rod is provided with a second spring, one end of the second spring is fixedly connected with the connecting block, and the other end of the second spring is fixedly connected with the moving block.
Therefore, the moving block pulls the second spring to drive the connecting rod to move towards one end, and when the thimble moves to the maximum distance, the connecting rod moves out of the limiting hole in the outer wall of one side of the threaded column, so that the threaded column is not fixed any more.
As the utility model discloses further scheme again: the inner side of the moving block is provided with a chute, the bottom end of the moving block is fixedly connected with a limiting block, and the moving block is connected with the connecting plate in a sliding mode through the bottom limiting block.
Therefore, the ball rod is inserted into the inclined groove in the inner side of the moving block, the moving block is pushed to pull the second spring to drive the connecting rod to move towards one end, and the moving block is prevented from deviating in the moving process through the limiting block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. by arranging the driving mechanism, when the output end of the hydraulic cylinder drives the upper die to move upwards for a certain distance through the sliding plate, the first telescopic rod moves to the maximum distance, when the upper die continues to move upwards, the first telescopic rod pulls the connecting plate to pull the ejector pin to move upwards through the connecting block, meanwhile, the second telescopic rod and the first spring are stretched, the product after injection molding in the lower die is ejected through the upward movement of the ejector pin, the steps are reversely operated to reset the ejector pin, and the function of driving the ejector pin to move back and forth is realized through the cooperation of the plurality of groups of parts, so that the demolding efficiency of the product after injection molding is improved;
2. through setting up complementary unit, when the connecting plate passes through the connecting block and drives the thimble rebound, the club inserts in the inboard chute of movable block, promote the movable block pulling second spring and drive the connecting rod and remove to one end, when the thimble removed the maximum distance, the connecting rod shifts out from the spacing hole of screw post one side outer wall, make the screw post no longer fixed, then rotate the thimble, make screw post and connecting block separation, thereby make things convenient for the staff to dismantle the thimble, carry out the function that reverse operation realized that the thimble carries out the installation with above-mentioned step, the function that the thimble changed has been realized through the cooperation of above multiunit part, make things convenient for the staff to operate.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the working table of the present invention;
FIG. 3 is an enlarged view of the point A of the present invention;
FIG. 4 is an enlarged view of the point B of the present invention;
fig. 5 is a cross-sectional view of the connecting block and the moving block of the present invention.
In the figure: 1. a work table; 2. a support frame; 3. a lower die; 4. a thimble; 5. a sliding plate; 6. an upper die; 7. a hydraulic cylinder; 8. a drive mechanism; 801. a first telescopic rod; 802. connecting columns; 803. a connecting plate; 804. a first spring; 805. a second telescopic rod; 806. connecting blocks; 807. an arc-shaped fixture block; 9. an auxiliary mechanism; 901. a moving block; 902. a ball bar; 903. a connecting rod; 904. a threaded post.
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 to 5, in an embodiment of the present invention, a precision mold with a sealing device includes: a work table 1; the support frame 2 is fixedly connected to the top end of the workbench 1, a hydraulic cylinder 7 is installed at the top end of the support frame 2, the output end of the hydraulic cylinder 7 penetrates through the inner side of the support frame 2, a sliding plate 5 is fixedly connected to the output end of the support frame 2, the sliding plate 5 is slidably connected to the inner side of the support frame 2, and an upper die 6 is installed at the bottom end of the sliding plate 5; the lower die 3 is arranged at the top end of the workbench 1 and is positioned below the upper die 6, the inner wall of the lower die 3 is connected with an ejector pin 4 in a sliding manner, and one end of the ejector pin 4 penetrates into the workbench 1; the driving mechanism 8 comprising a connecting plate 803 is distributed at the bottom end of the sliding plate 5, penetrates into the workbench 1 and is positioned at the bottom end of the thimble 4, and is used for driving the thimble 4 to reciprocate; and the auxiliary mechanism 9 with the moving block 901 is distributed at the top end of the connecting plate 803 and the bottom end of the thimble 4, and is used for assisting a worker to replace the thimble 4.
In this embodiment: when the output end of the hydraulic cylinder 7 drives the upper die 6 to move upwards for a certain distance through the sliding plate 5, and the upper die 6 continues to move upwards, the ejector pin 4 is driven by the driving mechanism 8 to move into the lower die 3, a product after injection molding in the lower die 3 is ejected from the inside, and an auxiliary mechanism 9 is used for assisting a worker to replace the ejector pin.
Please refer to fig. 1-4, the driving mechanism 8 includes a first telescopic rod 801, a connecting rod 802, a connecting plate 803, a first spring 804, a second telescopic rod 805, a connecting block 806 and an arc-shaped block 807, the connecting plate 803 is slidably connected inside the workbench 1, the first telescopic rod 801 is fixedly connected to the top end of the connecting plate 803, one end of the first telescopic rod penetrates through the workbench 1 and extends to the bottom end of the sliding plate 5 to be fixedly connected with the sliding plate 5, the connecting rod 802 is rotatably connected to the inner wall of the connecting plate 803, and the two ends of the connecting plate 803 respectively penetrate through the connecting plate 803, the second telescopic rod 805 is fixedly connected to the bottom end of the connecting rod 802, the first spring 804 is fixedly connected to the outer wall of the second telescopic rod 805, the arc-shaped block 807 is fixedly connected to the bottom end of the second telescopic rod 805, and the connecting block 806 is fixedly connected to the top end of the connecting plate 803 and located at the bottom end of the thimble 4.
In this embodiment: when the output end of the hydraulic cylinder 7 drives the upper die 6 to move upwards for a certain distance through the sliding plate 5, the first telescopic rod 801 moves to the maximum distance, when the upper die 6 continues to move upwards, the connecting plate 803 is pulled through the first telescopic rod 801 to pull the thimble 4 to move upwards through the connecting block 806, the second telescopic rod 805 and the first spring 804 are simultaneously stretched, the product after injection molding in the lower die 3 is ejected through the upward movement of the thimble 4, the steps are reversed to reset the thimble 4, when the first spring 804 is damaged in the long-time use process, a worker rotates the connecting column 802 to drive the arc-shaped fixture block 807 to rotate in the circular fixture groove in the inner wall of the workbench 1 through the second telescopic rod 805, when the connecting column 802 is separated from the connecting plate 803, the arc-shaped fixture block 807 rotates to be flush with the mounting groove in the inner wall of the workbench 1, and then the connecting column 802 is pulled to detach the first spring 804 from the workbench 1 through the second telescopic rod 805, the function of driving the thimble 4 to reciprocate is realized through the matching of the plurality of groups of parts.
Please refer to fig. 2, 4 and 5, the auxiliary mechanism 9 includes a moving block 901, a ball rod 902, a connecting rod 903 and a threaded post 904, the moving block 901 is slidably connected to the top end of the connecting plate 803, the connecting rod 903 is fixedly connected to one end of the moving block 901, and one end of the connecting rod penetrates through the inner wall of the connecting block 806, the ball rod 902 is fixedly connected to the inner wall of the workbench 1, and one end of the connecting rod extends to the inner side of the moving block 901, the threaded post 904 is fixedly connected to the bottom end of the thimble 4, and one end of the threaded post penetrates through the inner part of the connecting block 806.
In this embodiment: when the connecting plate 803 drives the thimble 4 to move upwards through the connecting block 806, the ball rod 902 is inserted into an inner side chute of the moving block 901, the moving block 901 is pushed to pull the second spring to drive the connecting rod 903 to move towards one end, when the thimble 4 moves to the maximum distance, the connecting rod 903 is moved out of a limit hole in the outer wall of one side of the threaded column 904, so that the threaded column 904 is not fixed any more, then the thimble 4 is rotated, so that the threaded column 904 is separated from the connecting block 806, thereby facilitating the worker to detach the thimble 4, the thimble 4 is installed by performing reverse operation on the steps, the thimble 4 is replaced by matching the above multiple groups of parts, and the worker can operate the thimble conveniently.
Please refer to fig. 1-2, the first telescopic rod 801 and the second telescopic rod 805 are both composed of a plurality of sleeves which are slidably sleeved with each other, and the inner wall of the working platform 1 is provided with a limiting chute matched with the connecting plate 803.
In this embodiment: when the first telescopic rod 801 moves to the maximum distance and the upper die 6 continues to move upwards, the first telescopic rod 801 pulls the connecting plate 803 to pull the thimble 4 to move upwards through the connecting block 806, and the connecting plate 803 is prevented from being deviated in the moving process through the limiting sliding groove.
Please refer to fig. 2-3, the outer wall of the connecting column 802 is provided with a thread, the inner wall of the workbench 1 is provided with an installation groove matched with the arc-shaped fixture block 807, the inner wall of the workbench 1 is provided with a circular clamping groove communicated with the installation groove, the circular clamping groove is matched with the arc-shaped fixture block 807, the inner wall of the top end of the workbench 1 is provided with a first through hole with a diameter larger than that of the connecting column 802, and the inner wall of the connecting plate 803 is provided with a threaded hole matched with the connecting column 802.
In this embodiment: be convenient for rotate spliced pole 802 and drive arc fixture block 807 through second telescopic link 805 and rotate inside the circular draw-in groove of workstation 1 inner wall, when spliced pole 802 and connecting plate 803 separate, arc fixture block 807 rotates to and workstation 1 inner wall mounting groove parallel and level position, then the pulling spliced pole 802 is dismantled first spring 804 from workstation 1 is inside through second telescopic link 805.
Referring to fig. 4-5 again, the inner wall of the connecting block 806 is provided with a mounting groove matched with the threaded post 904, the outer wall of one side of the threaded post 904 is provided with a limiting hole matched with the connecting rod 903, the outer wall of the connecting rod 903 is provided with a second spring, one end of the second spring is fixedly connected with the connecting block 806, and the other end of the second spring is fixedly connected with the moving block 901.
In this embodiment: the moving block 901 pulls the second spring to drive the connecting rod 903 to move towards one end, and when the thimble 4 moves to the maximum distance, the connecting rod 903 moves out of the limiting hole in the outer wall of one side of the threaded column 904, so that the threaded column 904 is not fixed any more.
Referring to fig. 4-5 again, the inner side of the moving block 901 is provided with an inclined groove, the bottom end of the moving block 901 is fixedly connected with a limiting block, and the moving block 901 is slidably connected with the connecting plate 803 through the bottom end limiting block.
In this embodiment: the ball rod 902 is inserted into the inclined groove on the inner side of the moving block 901, the moving block 901 is pushed to pull the second spring to drive the connecting rod 903 to move towards one end, and the moving block 901 is prevented from deviating in the moving process through the limiting block.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A precision mold having a sealing device, comprising:
a table (1);
the support frame (2) is fixedly connected to the top end of the workbench (1), a hydraulic cylinder (7) is installed at the top end of the support frame (2), the output end of the hydraulic cylinder (7) penetrates through the inner side of the support frame (2), a sliding plate (5) is fixedly connected to the output end of the support frame (2), the sliding plate (5) is slidably connected to the inner side of the support frame (2), and an upper die (6) is installed at the bottom end of the sliding plate (5);
the lower die (3) is mounted at the top end of the workbench (1) and is positioned below the upper die (6), an ejector pin (4) is connected to the inner wall of the lower die (3) in a sliding mode, and one end of the ejector pin (4) penetrates into the workbench (1);
the driving mechanism (8) comprises a connecting plate (803), is distributed at the bottom end of the sliding plate (5), penetrates into the workbench (1), is positioned at the bottom end of the ejector pin (4), and is used for driving the ejector pin (4) to reciprocate;
and the auxiliary mechanism (9) with a moving block (901) is distributed at the top end of the connecting plate (803) and the bottom end of the thimble (4) and is used for assisting workers in replacing the thimble (4).
2. The precision mold with sealing device according to claim 1, wherein the driving mechanism (8) comprises a first telescopic rod (801), a connecting column (802), a connecting plate (803), a first spring (804), a second telescopic rod (805), a connecting block (806) and an arc-shaped fixture block (807), the connecting plate (803) is slidably connected inside the workbench (1), the first telescopic rod (801) is fixedly connected to the top end of the connecting plate (803), and one end of the first telescopic rod penetrates through the workbench (1) to extend to the bottom end of the sliding plate (5) to be fixedly connected with the sliding plate (5), the connecting column (802) is rotatably connected to the inner wall of the connecting plate (803), and two ends of the connecting column (803) penetrate through the connecting plate respectively, the second telescopic rod (805) is fixedly connected to the bottom end of the connecting column (802), the first spring (804) is fixedly connected to the outer wall of the second telescopic rod (805), the arc-shaped clamping block (807) is fixedly connected to the bottom end of the second telescopic rod (805), and the connecting block (806) is fixedly connected to the top end of the connecting plate (803) and located at the bottom end of the ejector pin (4).
3. The precision mold with the sealing device according to claim 2, wherein the auxiliary mechanism (9) comprises a moving block (901), a ball rod (902), a connecting rod (903) and a threaded column (904), the moving block (901) is slidably connected to the top end of the connecting plate (803), the connecting rod (903) is fixedly connected to one end of the moving block (901), one end of the connecting rod penetrates through the inner wall of the connecting block (806), the ball rod (902) is fixedly connected to the inner wall of the workbench (1), one end of the connecting rod extends to the inner side of the moving block (901), the threaded column (904) is fixedly connected to the bottom end of the thimble (4), and one end of the threaded column penetrates through the inside of the connecting block (806).
4. The precision mold with the sealing device according to claim 2, wherein the first telescopic rod (801) and the second telescopic rod (805) are both composed of a plurality of sleeves which are slidably sleeved with each other, and the inner wall of the workbench (1) is provided with a limiting sliding groove matched with the connecting plate (803).
5. The precision mold with the sealing device according to claim 2, wherein the outer wall of the connecting column (802) is provided with a thread, the inner wall of the workbench (1) is provided with a mounting groove matched with the arc-shaped fixture block (807), the inner wall of the workbench (1) is provided with a circular clamping groove communicated with the mounting groove, the circular clamping groove is matched with the arc-shaped fixture block (807), the inner wall of the top end of the workbench (1) is provided with a first through hole with a diameter larger than that of the connecting column (802), and the inner wall of the connecting plate (803) is provided with a threaded hole matched with the connecting column (802).
6. The precision mold with the sealing device according to claim 3, wherein an inner wall of the connecting block (806) is provided with a mounting groove matched with the threaded column (904), an outer wall of one side of the threaded column (904) is provided with a limiting hole matched with the connecting rod (903), an outer wall of the connecting rod (903) is provided with a second spring, one end of the second spring is fixedly connected with the connecting block (806), and the other end of the second spring is fixedly connected with the moving block (901).
7. The precision mold with the sealing device according to claim 3, wherein an inclined groove is formed in the inner side of the moving block (901), a limiting block is fixedly connected to the bottom end of the moving block (901), and the moving block (901) is slidably connected to the connecting plate (803) through the bottom end limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220124081.6U CN217169603U (en) | 2022-01-18 | 2022-01-18 | Precision mold with sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220124081.6U CN217169603U (en) | 2022-01-18 | 2022-01-18 | Precision mold with sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217169603U true CN217169603U (en) | 2022-08-12 |
Family
ID=82735961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220124081.6U Active CN217169603U (en) | 2022-01-18 | 2022-01-18 | Precision mold with sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217169603U (en) |
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2022
- 2022-01-18 CN CN202220124081.6U patent/CN217169603U/en active Active
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