CN216300041U - Injection mold not prone to damage products - Google Patents
Injection mold not prone to damage products Download PDFInfo
- Publication number
- CN216300041U CN216300041U CN202122352496.7U CN202122352496U CN216300041U CN 216300041 U CN216300041 U CN 216300041U CN 202122352496 U CN202122352496 U CN 202122352496U CN 216300041 U CN216300041 U CN 216300041U
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- movable
- mold
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- block
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- 238000002347 injection Methods 0.000 title claims abstract description 18
- 239000007924 injection Substances 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 abstract description 11
- 230000009471 action Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses an injection mold not prone to damage products, which comprises an upper mold, a lower mold and an ejection mechanism, wherein the ejection mechanism is arranged on the lower mold and comprises a plurality of movable blocks and a movable mechanism, the movable blocks are arranged in an inner cavity of the lower mold, the movable mechanism is arranged below the movable blocks and comprises a plurality of movable rods, the bottom ends of the movable rods are fixedly connected with connecting blocks, a plurality of fixed rods are slidably and alternately connected to the connecting blocks in a rectangular array, and pressure springs are movably sleeved on the fixed rods. According to the injection molding device, the upper die extrudes the connecting rod downwards, so that the connecting rod drives the connecting block to move downwards, the pressure spring is compressed, the movable rod and the movable block are driven to move together, after injection molding is completed, the elastic action of the pressure spring is utilized, the connecting block drives the movable rod and the movable block to move upwards, a product in an inner cavity of the lower die is ejected, the product is taken out conveniently, and the product is prevented from being damaged in the taking-out process.
Description
Technical Field
The utility model relates to the field of injection molds, in particular to an injection mold not easy to damage products.
Background
The die is a tool for making a blank into a finished piece with a specific shape and size under the action of external force, and is widely used for blanking, die forging, cold heading, extrusion, powder metallurgy piece pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like.
The injection mold is internally provided with a specific outline or an inner cavity shape, the blank can obtain a corresponding three-dimensional shape by using the inner cavity shape, a product is taken out of the mold after injection molding and cooling, the product is inconvenient to take out due to the fact that the outer wall of the product is attached to the inner wall of the mold, and in the taking-out process, scratches and damages are easily caused to the product.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an injection mold which is not easy to damage products, and the injection mold is used for solving the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an injection mold not prone to damage products comprises an upper mold, a lower mold and an ejection mechanism, wherein the ejection mechanism is arranged on the lower mold;
the ejection mechanism comprises a plurality of movable blocks and a movable mechanism, the movable blocks are arranged in an inner cavity of the lower die, and the movable mechanism is arranged below the movable blocks;
the movable mechanism comprises a plurality of movable rods, the bottom end of each movable rod is fixedly connected with a connecting block, a plurality of fixed rods are slidably and alternately connected to the connecting blocks in a rectangular array mode, and pressure springs are movably sleeved on the fixed rods.
Preferably, a plurality of mounting grooves used for the activity of the movable block are formed in the bottom of the inner wall of the lower die, and the inner cavity of each mounting groove is connected with the movable rod in a sliding and penetrating mode.
Preferably, the middle parts of the two sides of the connecting block are fixedly connected with connecting rods, and one ends of the connecting rods are slidably and alternately connected with the top of the lower die.
Preferably, a movable cavity is formed in the middle of the lower surface of the lower die, the top of the inner portion of the movable cavity is fixedly connected with the top end of the fixing rod, and the connecting block is arranged in an inner cavity of the movable cavity.
Preferably, the lower die is provided with an installation block below, the upper surface of the installation block is attached to the lower surface of the lower die, and the upper surface of the installation block is attached to the bottom end of the fixing rod.
Preferably, the corners of the bottom of the mounting block are provided with grooves, the inner cavity of each groove is provided with a bolt, and the top of each bolt is in threaded insertion connection with the bottom of the lower die.
The utility model has the technical effects and advantages that:
(1) according to the utility model, the connecting rod is extruded downwards through the upper die by utilizing a matched arrangement mode of the movable block, the connecting rod, the fixed rod and the pressure spring, so that the connecting rod drives the connecting block to move downwards, the pressure spring is compressed, the movable rod and the movable block are further driven to move together, after injection molding is finished, the elastic action of the pressure spring is utilized, the movable rod and the movable block are driven by the connecting block to move upwards, a product in an inner cavity of the lower die is ejected out, the product is conveniently taken out, and the product is prevented from being damaged in the taking-out process;
(2) according to the utility model, by utilizing the arrangement mode that the connecting rod and the connecting block are matched, when the upper die and the lower die are pressed on, the upper die extrudes the top end of the connecting rod, so that the connecting rod moves downwards to enter the lower die, the movable block is driven to downwards enter the inner cavity of the mounting groove, and the normal operation of the injection mold is ensured to be convenient.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic front sectional view of the lower mold according to the present invention.
Fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.
Fig. 4 is an enlarged schematic view of the utility model at B of fig. 1.
FIG. 5 is a schematic top view of the active chamber of the present invention.
In the figure: 1. an upper die; 2. a lower die; 3. an ejection mechanism; 31. a movable block; 32. a movable mechanism; 321. a movable rod; 322. connecting blocks; 323. fixing the rod; 324. a pressure spring; 4. mounting grooves; 5. a connecting rod; 6. a movable cavity; 7. mounting blocks; 8. a groove; 9. and (4) bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides an injection mold not prone to damage products as shown in figures 1-5, which comprises an upper mold 1, a lower mold 2 and an ejection mechanism 3, wherein the upper mold 1 is matched with the lower mold 2 and used for performing injection molding on the products, the ejection mechanism 3 is arranged on the lower mold 2, and the ejection mechanism 3 is used for ejecting the products molded in the lower mold 2 so as to be convenient for taking out the products;
the ejection mechanism 3 comprises a plurality of movable blocks 31 and movable mechanisms 32, the movable blocks 31 are arranged in an inner cavity of the lower die 2, the movable blocks 31 are in a circular column shape, the movable blocks 31 are arranged in a rectangular array shape and used for ejecting a product out of the lower die 2, the movable mechanisms 32 are arranged below the movable blocks 31, and the movable mechanisms 32 are arranged on the lower die 2 and used for driving the movable blocks 31 to move in the vertical direction;
the movable mechanism 32 comprises a plurality of movable rods 321, the movable rods 321 are used for connecting the movable blocks 31, the top ends of the movable rods 321 are fixedly connected with the bottom ends of the movable blocks 31 and are used for driving the movable blocks 31 to move, the bottom ends of the movable rods 321 are fixedly connected with a connecting block 322, the connecting block 322 is in a shape like a Chinese character 'hui', the movable rods 321 are fixed on the upper surface of the connecting block 322 in a rectangular array manner, the movable rods 321 are arranged at the corners of the connecting block 322 and drive the movable blocks 31 to move together through the connecting block 322, a plurality of fixing rods 323 are slidably and alternately connected on the connecting block 322 in a rectangular array manner, the fixing rods 323 are arranged at the middle positions around the connecting block 322 and are used for installing the connecting block 322, the connecting block 322 slides along the fixing rods 323, a pressure spring 324 is movably sleeved on the fixing rods 323, the top ends of the pressure spring 324 are attached to the lower surface of the connecting block 322, and the connecting block 322 extrudes the pressure spring 324, when the upper die 1 is matched with the lower die 2, the upper die 1 extrudes the connecting rod 5 downwards, so that the connecting rod 5 drives the connecting block 322 to move downwards, the pressure spring 324 is compressed, the movable rod 321 and the movable block 31 are driven to move together, the upper die 1 and the lower die 2 are closed for injection molding, after the injection molding is finished, the connection between the upper die 1 and the lower die 2 is released, the connecting block 322 drives the movable rod 321 and the movable block 31 to move upwards by utilizing the elastic action of the pressure spring 324, and a product in the inner cavity of the lower die 2 is ejected;
the bottom of the inner wall of the lower die 2 is provided with a plurality of mounting grooves 4 for the movable block 31 to move, the inner cavity of each mounting groove 4 is connected with the movable rod 321 in a sliding and penetrating manner, each mounting groove 4 is in a convex shape, the inner wall of the top is attached to the outer wall of the movable block 31, when the movable block 31 moves to the lower surface and is attached to the bottom of the inner wall of the mounting groove 4, the top end of the movable block 31 and the bottom of the inner cavity of the lower die 2 are in the same plane, the movable block 31 is accommodated in the inner cavity of the mounting groove 4, and the tightness of the lower die 2 is guaranteed;
the middle parts of two sides of the connecting block 322 are fixedly connected with connecting rods 5, the connecting rods 5 are L-shaped, the tops of the connecting rods are arranged on two sides of the upper surface of the lower die 2, one ends of the connecting rods 5 are slidably and alternately connected with the top of the lower die 2, when the upper die 1 is pressed on the lower die 2, the upper die 1 extrudes the top ends of the connecting rods 5, so that the connecting rods 5 move downwards to enter the lower die 2, and the movable blocks 31 are driven to downwards enter the inner cavity of the mounting groove 4, thereby facilitating the normal operation of the injection mold;
the middle part of the lower surface of the lower die 2 is provided with a movable cavity 6, the movable cavity 6 is arranged in the middle position of the top of the lower die 2, the top inside the movable cavity 6 is fixedly connected with the top end of the fixed rod 323, the connecting block 322 is arranged in the inner cavity of the movable cavity 6, the connecting block 322 moves in the inner cavity of the movable cavity 6 and is convenient for installation of the connecting block 322;
an installation block 7 is arranged below the lower die 2, the upper surface of the installation block 7 is attached to the lower surface of the lower die 2, the upper surface of the installation block 7 is attached to the bottom end of the fixing rod 323, the installation block 7 is used for sealing the movable cavity 6 at the bottom of the lower die 2, the bottom end of the pressure spring 324 is attached to the upper surface of the installation block 7, and the pressure spring 324 is installed;
The working principle of the utility model is as follows: when the upper die 1 is matched with the lower die 2, the upper die 1 extrudes the connecting rod 5 downwards, so that the connecting rod 5 drives the connecting block 322 to move downwards, the pressure spring 324 is compressed, the movable rod 321 and the movable block 31 are further driven to move together, the upper die 1 and the lower die 2 are closed for injection molding, after the injection molding is completed, the connection between the upper die 1 and the lower die 2 is released, the connecting block 322 drives the movable rod 321 and the movable block 31 to move upwards by utilizing the elastic action of the pressure spring 324, a product in the inner cavity of the lower die 2 is ejected, and meanwhile, when the upper die 1 and the lower die 2 are pressed, the upper die 1 extrudes the top end of the connecting rod 5, so that the connecting rod 5 moves downwards to enter the inner part of the lower die 2, the movable block 31 is driven to enter the inner cavity of the mounting groove 4 downwards, and the normal operation of the injection molding die is facilitated.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. An injection mold not prone to damage products comprises an upper mold (1), a lower mold (2) and an ejection mechanism (3), and is characterized in that the ejection mechanism (3) is arranged on the lower mold (2);
the ejection mechanism (3) comprises a plurality of movable blocks (31) and movable mechanisms (32), the movable blocks (31) are arranged in an inner cavity of the lower die (2), and the movable mechanisms (32) are arranged below the movable blocks (31);
the movable mechanism (32) comprises a plurality of movable rods (321), the bottom end of each movable rod (321) is fixedly connected with a connecting block (322), a plurality of fixing rods (323) are slidably and alternately connected to the connecting blocks (322) in a rectangular array mode, and pressure springs (324) are movably sleeved on the fixing rods (323).
2. An injection mold not prone to damage products as claimed in claim 1, wherein the bottom of the inner wall of the lower mold (2) is provided with a plurality of mounting grooves (4) for the movable blocks (31) to move, and inner cavities of the mounting grooves (4) are slidably and penetratingly connected with the movable rods (321).
3. An injection mold not prone to damage products as claimed in claim 1, characterized in that connecting rods (5) are fixedly connected to the middle portions of two sides of the connecting block (322), and one ends of the connecting rods (5) are slidably and penetratingly connected with the top of the lower mold (2).
4. An injection mold not prone to damage products as claimed in claim 1, characterized in that a movable cavity (6) is formed in the middle of the lower surface of the lower mold (2), the top of the inner portion of the movable cavity (6) is fixedly connected with the top end of the fixing rod (323), and the connecting block (322) is arranged in the inner cavity of the movable cavity (6).
5. An injection mould not prone to damage products as claimed in claim 1, characterized in that a mounting block (7) is arranged below the lower mould (2), the upper surface of the mounting block (7) is attached to the lower surface of the lower mould (2), and the upper surface of the mounting block (7) is attached to the bottom end of the fixing rod (323).
6. An injection mold not prone to damage products as claimed in claim 5, characterized in that the corners of the bottom of the mounting block (7) are provided with grooves (8), a bolt (9) is arranged in an inner cavity of each groove (8), and the top of each bolt (9) is in threaded penetrating connection with the bottom of the lower mold (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122352496.7U CN216300041U (en) | 2021-09-28 | 2021-09-28 | Injection mold not prone to damage products |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122352496.7U CN216300041U (en) | 2021-09-28 | 2021-09-28 | Injection mold not prone to damage products |
Publications (1)
Publication Number | Publication Date |
---|---|
CN216300041U true CN216300041U (en) | 2022-04-15 |
Family
ID=81112823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202122352496.7U Expired - Fee Related CN216300041U (en) | 2021-09-28 | 2021-09-28 | Injection mold not prone to damage products |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN216300041U (en) |
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2021
- 2021-09-28 CN CN202122352496.7U patent/CN216300041U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220415 |
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CF01 | Termination of patent right due to non-payment of annual fee |