Automatic injection mold convenient for demolding and ejection

Abstract

The invention belongs to the technical field of injection molds, and discloses an automatic injection mold convenient to demold and eject, the automatic injection mold comprises four cushions, the tops of the four cushions are fixedly connected with supporting legs, the tops of the supporting legs are fixedly connected with a workbench, the four supporting legs are divided into two groups, and the workbench is fixedly connected with the workbench. Connecting pieces are fixedly connected to the outer sides of the two sets of supporting legs, a supporting plate is fixedly connected between the two connecting pieces, demolding assemblies are arranged on the outer sides of the connecting pieces and comprise hydraulic rods fixedly connected to the tops of the connecting pieces, connecting frames are fixedly connected to the tops of the hydraulic rods, and clamping openings are formed in the connecting frames. A hydraulic rod drives a connecting frame to ascend and descend, so that a clamping block is driven to ascend and descend, a transmission frame is driven to ascend and descend, a first lifting plate is driven to ascend and descend, cooled parts are lifted up, demolding is completed, the part taking difficulty is reduced, and the production efficiency is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of injection molds, and in particular relates to an automatic injection mold that is convenient for demoulding and ejecting. Background Art

[0002] Injection molds are tools for producing plastic products; they are also tools that give plastic products a complete structure and precise dimensions. Injection molding is a processing method used in mass production of certain parts with complex shapes. Specifically, it refers to the process of injecting heated and melted plastic into the mold cavity under high pressure by an injection molding machine, and then cooling and solidifying to obtain a molded product.

[0003] The injection molding devices currently used are generally composed of an upper mold and a lower mold. The raw materials are then added to the assembled mold. After cooling is completed, the finished parts are separated from the mold to complete the production. However, the molds currently used can only produce parts when used. After the production is completed, the cooled parts cannot be quickly taken out, which makes it more troublesome to take out the parts and reduces production efficiency. Summary of the invention

[0004] The object of the present invention is to provide an automated injection mold that is easy to demould and eject, so as to solve the problems raised in the above background technology.

[0005] In order to achieve the above-mentioned object, the present invention provides the following technical scheme: an automated injection mold for easy demoulding and ejection, comprising a cushion, wherein four cushions are provided, the tops of the four cushions are fixedly connected with legs, the tops of the legs are fixedly connected with a workbench, the four legs are divided into two groups, the outer sides of the two groups of legs are fixedly connected with connecting pieces, a support plate is fixedly connected between the two connecting pieces, a demoulding assembly is provided on the outer side of the connecting piece, the demoulding assembly comprises a hydraulic rod fixedly connected to the top of the connecting piece, a connecting frame is fixedly connected to the top of the hydraulic rod, a clamping opening is provided inside the connecting frame, a clamping block is slidably connected inside the clamping opening, the outer side of the clamping block is slidably connected to the inside of the connecting frame, a rotating shaft is rotatably connected inside the clamping block, a transmission frame is fixedly connected to the outer side of the rotating shaft, a first torsion spring is fixedly connected between the inside of the transmission frame and the outer side of the rotating shaft, a first lifting plate is fixedly connected to the top of the transmission frame, the first lifting plate passes through the workbench and is slidably connected to the workbench, and two of the connecting frame, the clamping opening, the clamping block, the rotating shaft and the transmission frame are each provided.

[0006] Preferably, a clamping assembly is provided on the top of the workbench, and two of the clamping assemblies are provided. The clamping assembly includes a fixed frame fixedly connected to the top of the workbench, a fixed limit block is fixedly connected to the top of the fixed frame, two first sliding rods are fixedly connected inside the fixed frame, sliding limit blocks are slidably connected to the outer sides of the two first sliding rods, and the outer sides of the sliding limit blocks are slidably connected to the inner side of the fixed frame.

[0007] Preferably, the clamping assembly also includes two springs fixedly connected between the fixed frame and the sliding limit block, a limit plate is engaged between the sliding limit block and the fixed limit block, a bottom mold is fixedly connected inside the limit plate, and the inside of the bottom mold is slidably connected to the outer side of the first lifting plate.

[0008] Preferably, a support assembly is provided on the top of the workbench, and the support assembly includes four pillars fixedly connected to the top of the workbench, the top of the pillars is fixedly connected to a top plate, two second sliding rods are fixedly connected between the bottom of the top plate and the top of the workbench, and the second sliding rods are slidably connected to sliders.

[0009] Preferably, a transmission assembly is provided on the outer side of the top plate, and the transmission assembly includes a bracket fixedly connected to the top of the top plate, a motor is fixedly connected to the bottom of the bracket, a transmission rod is fixedly connected to the transmission end of the motor, the bottom of the transmission rod is rotatably connected to the top of the top plate, a first gear is fixedly connected to the outer side of the transmission rod, and a second gear is meshed on the outer side of the first gear.

[0010] Preferably, a lifting assembly is provided on the outer side of the second gear, and the lifting assembly includes a screw barrel fixedly connected to the inside of the second gear, the screw barrel passes through the top plate and is rotatably connected to the top plate, a screw is threadedly connected to the inside of the screw barrel, a second transmission frame is fixedly connected to the bottom of the screw, two rotating shafts are fixedly connected to the inside of the transmission frame, a clamping block is rotatably connected to the outside of the rotating shaft, a transmission frame is fixedly connected between the rotating shaft and the transmission frame, a connecting frame is slidably connected to the outside of the clamping block, a clamping opening is opened inside the connecting frame, the clamping opening is clamped with the clamping block, and a connecting plate is fixedly connected to the bottom of the connecting frame.

[0011] Preferably, the outer side of the connecting plate is fixedly connected to the inside of the second clamping assembly, the outer side of the connecting plate is fixedly connected to the inside of the second fixing frame, and the direction of the second clamping assembly is opposite to that of the first clamping assembly.

[0012] Preferably, a covering assembly is arranged inside the second clamping assembly, and the covering assembly includes a second lifting plate which is snap-connected to the second fixed limit block and the inside of the second first sliding rod, a top mold is fixedly connected to the bottom of the second lifting plate, an injection molding tube is connected to the inside of the top mold, and the injection molding tube passes through the second lifting plate and is fixedly connected to the second lifting plate.

[0013] Preferably, outer sides of the two sliding blocks are fixedly connected to two ends of the second fixing frame respectively.

[0014] The beneficial effects of the present invention are as follows:

[0015] 1. The present invention drives the connection frame to rise and fall through the hydraulic rod, thereby drives the clamping block to rise and fall, thereby drives the transmission frame to rise and fall, thereby drives the first lifting plate to rise and fall, thereby lifting the cooled parts, thereby completing demoulding, thereby reducing the difficulty of taking parts, thereby improving production efficiency.

[0016] 2. The present invention pushes the sliding limit block by one end of the limit plate to compress the spring, and then places the other end of the limit plate into the fixed limit block, and then drives the sliding limit block to move by the spring to fix the position of the limit plate, thereby facilitating the fixation of the position of the bottom mold, thereby facilitating injection molding and demoulding.

[0017] 3. The present invention drives the transmission rod to rotate through the motor, thereby drives the first gear to rotate, thereby drives the second gear to rotate, thereby drives the screw barrel to rotate, thereby drives the screw to move, thereby drives the second transmission frame to rise and fall, thereby drives the second clamping assembly to rise and fall. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view structural schematic diagram of the overall device of the present invention;

[0019] Figure 2 It is a rear view structural schematic diagram of the overall device of the present invention;

[0020] Figure 3 It is a bottom view schematic diagram of the split structure of the internal components of the present invention;

[0021] Figure 4 For the present invention Figure 3 Schematic diagram of the enlarged structure of the middle A area;

[0022] Figure 5 It is a bottom view structural diagram of some components of the present invention;

[0023] Figure 6 It is a schematic top view of the disassembled structure of some components of the present invention;

[0024] Figure 7 It is a bottom view schematic diagram of the disassembled structure of some components of the present invention.

[0025] In the figure: 1. cushion; 2. support leg; 3. workbench; 4. connecting piece; 5. support plate; 6. hydraulic rod; 7. connecting frame; 8. snap-fit ​​mouth; 9. block; 10. rotating shaft; 11. transmission frame; 12. first torsion spring; 13. first lifting plate; 14. bottom mold; 15. limit plate; 16. fixed frame; 17. fixed limit block; 18. first slide bar; 19. sliding limit block; 20. spring; 21. pillar; 22. top plate; 23. second slide bar; 24. bracket; 25. motor; 26. transmission rod; 27. first gear; 28. second gear; 29. ​​screw barrel; 30. screw; 31. connecting plate; 32. second lifting plate; 33. top mold; 34. slider; 35. injection tube. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] like Figures 1 to 7 As shown, an embodiment of the present invention provides an automated injection mold that is convenient for demoulding and ejecting, including a cushion 1, four cushions 1 are provided, the tops of the four cushions 1 are fixedly connected to legs 2, the tops of the legs 2 are fixedly connected to a workbench 3, the four legs 2 are divided into two groups, the outer sides of the two groups of legs 2 are fixedly connected to connectors 4, a support plate 5 is fixedly connected between the two connectors 4, a demoulding assembly is provided on the outer side of the connector 4, the demoulding assembly includes a hydraulic rod 6 fixedly connected to the top of the connector 4, the top of the hydraulic rod 6 is fixedly connected to a connecting frame 7, and the connecting A snap-fitting opening 8 is provided inside the frame 7, a clamping block 9 is slidably connected inside the snap-fitting opening 8, the outer side of the clamping block 9 is slidably connected to the inside of the connecting frame 7, a rotating shaft 10 is rotatably connected inside the clamping block 9, a transmission frame 11 is fixedly connected to the outer side of the rotating shaft 10, a first torsion spring 12 is fixedly connected between the inside of the transmission frame 11 and the outer side of the rotating shaft 10, a first lifting plate 13 is fixedly connected to the top of the transmission frame 11, the first lifting plate 13 passes through the workbench 3 and is slidably connected to the workbench 3, and two of the connecting frame 7, the snap-fitting opening 8, the clamping block 9, the rotating shaft 10 and the transmission frame 11 are each provided with.

[0028] Among them, the hydraulic rod 6 drives the connecting frame 7 to rise and fall, thereby driving the clamping block 9 to rise and fall, thereby driving the transmission frame 11 to rise and fall, thereby driving the first lifting plate 13 to rise and fall, thereby lifting the cooled parts to complete demoulding, thereby reducing the difficulty of picking up the parts, thereby improving production efficiency.

[0029] like Figure 3As shown, a clamping assembly is provided on the top of the workbench 3, and two clamping assemblies are provided. The clamping assembly includes a fixed frame 16 fixedly connected to the top of the workbench 3, a fixed limit block 17 fixedly connected to the top of the fixed frame 16, two first sliding rods 18 are fixedly connected inside the fixed frame 16, and sliding limit blocks 19 are slidably connected to the outer sides of the two first sliding rods 18, and the outer sides of the sliding limit blocks 19 are slidably connected to the inner part of the fixed frame 16.

[0030] like Figure 3 As shown, the clamping assembly also includes two springs 20 fixedly connected between the fixed frame 16 and the sliding limit block 19, a limit plate 15 is engaged between the sliding limit block 19 and the fixed limit block 17, the bottom mold 14 is fixedly connected inside the limit plate 15, and the bottom mold 14 is slidably connected to the outer side of the first lifting plate 13.

[0031] Among them, the sliding limit block 19 is pushed by one end of the limit plate 15 to compress the spring 20, and then the other end of the limit plate 15 is placed into the fixed limit block 17, and then the sliding limit block 19 is driven to move by the spring 20 to fix the position of the limit plate 15, so as to facilitate the fixation of the position of the bottom mold 14, so as to facilitate injection molding and demolding.

[0032] like Figure 2 As shown, a support assembly is provided on the top of the workbench 3, and the support assembly includes four pillars 21 fixedly connected to the top of the workbench 3, a top plate 22 is fixedly connected to the top of the pillars 21, two second sliding rods 23 are fixedly connected between the bottom of the top plate 22 and the top of the workbench 3, and the second sliding rods 23 are connected to a slider 34 for sliding outward.

[0033] The support column 21 fixes the top plate 22 and supports the operation of the second fixing frame 16 through the cooperation of the second sliding rod 23 and the sliding block 34, thereby improving the stability of the device.

[0034] like Figure 6 As shown, a transmission assembly is provided on the outer side of the top plate 22, and the transmission assembly includes a bracket 24 fixedly connected to the top of the top plate 22, a motor 25 is fixedly connected to the bottom of the bracket 24, a transmission rod 26 is fixedly connected to the transmission end of the motor 25, the bottom of the transmission rod 26 is rotatably connected to the top of the top plate 22, a first gear 27 is fixedly connected to the outer side of the transmission rod 26, and a second gear 28 is meshed on the outer side of the first gear 27.

[0035] The motor 25 drives the transmission rod 26 to rotate, thereby driving the first gear 27 to rotate, thereby driving the second gear 28 to rotate.

[0036] like Figure 7As shown, a lifting assembly is provided on the outside of the second gear 28, and the lifting assembly includes a screw barrel 29 fixedly connected to the inside of the second gear 28, the screw barrel 29 penetrates the top plate 22 and is rotatably connected to the top plate 22, a screw 30 is threadedly connected inside the screw barrel 29, and a second transmission frame 11 is fixedly connected at the bottom of the screw 30, two rotating shafts 10 are fixedly connected inside the transmission frame 11, a clamping block 9 is rotatably connected to the outside of the rotating shaft 10, the transmission frame 11 is fixedly connected between the rotating shaft 10 and the transmission frame 11, a connecting frame 7 is slidably connected to the outside of the clamping block 9, a clamping opening 8 is opened inside the connecting frame 7, the clamping opening 8 is clamped with the clamping block 9, and a connecting plate 31 is fixedly connected to the bottom of the connecting frame 7.

[0037] The second gear 28 rotates to drive the screw barrel 29 to rotate, thereby driving the screw rod 30 to move, thereby driving the second transmission frame 11 to move up and down, thereby driving the second clamping assembly to move up and down.

[0038] like Figure 3 As shown, the outer side of the connecting plate 31 is fixedly connected to the inside of the second clamping assembly, the outer side of the connecting plate 31 is fixedly connected to the inside of the second fixing frame 16, and the direction of the second clamping assembly is opposite to that of the first clamping assembly.

[0039] The connection plate 31 is connected to the second fixing frame 16 , so that the power is transmitted to the second fixing frame 16 .

[0040] like Figure 6 As shown, a covering assembly is arranged inside the second clamping assembly, and the covering assembly includes a second lifting plate 32 which is snap-connected to the second fixed limit block 17 and the inside of the second first slide rod 18, a top mold 33 is fixedly connected to the bottom of the second lifting plate 32, and an injection molding tube 35 is connected to the inside of the top mold 33, and the injection molding tube 35 passes through the second lifting plate 32 and is fixedly connected to the second lifting plate 32.

[0041] The second lifting plate 32 is positionally restricted by a second clamping assembly, thereby driving the top mold 33 to be combined with the bottom mold 14 , and then the material can be injected into the top mold 33 and the bottom mold 14 through the injection tube 35 .

[0042] like Figure 2 As shown, the outer sides of the two sliding blocks 34 are fixedly connected to the two ends of the second fixing frame 16 respectively.

[0043] The position of the second fixing frame 16 is limited by the slider 34 to ensure stable operation.

[0044] Working principle and usage process: The sliding limit block 19 is pushed up by one end of the limit plate 15 to compress the spring 20, and then the other end of the limit plate 15 is placed into the fixed limit block 17, and then the sliding limit block 19 is driven to move by the spring 20 to fix the position of the limit plate 15, so as to facilitate the fixation of the position of the bottom mold 14, so as to facilitate injection molding and demolding. When the parts inside the mold are cooled, the hydraulic rod 6 can be used to drive the connecting frame 7 to rise and fall, thereby driving the clamping block 9 to rise and fall, thereby driving the transmission frame 11 to rise and fall, thereby driving the first lifting plate 13 to rise and fall, so as to lift the cooled parts to complete demolding, thereby reducing the difficulty of taking parts, thereby improving production efficiency.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automated injection mold for easy demoulding and ejection, comprising a cushion (1), characterized in that: Four cushions (1) are provided, the tops of the four cushions (1) are all fixedly connected to legs (2), the tops of the legs (2) are fixedly connected to a workbench (3), the four legs (2) are divided into two groups, the outer sides of the two groups of legs (2) are all fixedly connected to connecting pieces (4), a support plate (5) is fixedly connected between the two connecting pieces (4), a demoulding assembly is provided on the outer sides of the connecting pieces (4), the demoulding assembly comprises a hydraulic rod (6) fixedly connected to the top of the connecting piece (4), the top of the hydraulic rod (6) is fixedly connected to a connecting frame (7), a snap-fit ​​opening (8) is provided inside the connecting frame (7), and the snap-fit ​​opening (8) A clamping block (9) is slidably connected inside, the outer side of the clamping block (9) is slidably connected to the inside of the connecting frame (7), the inside of the clamping block (9) is rotatably connected to a rotating shaft (10), the outer side of the rotating shaft (10) is fixedly connected to a transmission frame (11), a first torsion spring (12) is fixedly connected between the inside of the transmission frame (11) and the outer side of the rotating shaft (10), a first lifting plate (13) is fixedly connected to the top of the transmission frame (11), the first lifting plate (13) passes through the workbench (3) and is slidably connected to the workbench (3), and two of each of the connecting frame (7), the engaging opening (8), the clamping block (9), the rotating shaft (10) and the transmission frame (11) are provided.

2. The automated injection mold for easy demoulding and ejection according to claim 1, characterized in that: A clamping assembly is arranged on the top of the workbench (3), and two of the clamping assemblies are arranged. The clamping assembly comprises a fixed frame (16) fixedly connected to the top of the workbench (3), a fixed limit block (17) fixedly connected to the top of the fixed frame (16), two first sliding rods (18) fixedly connected inside the fixed frame (16), sliding limit blocks (19) slidably connected outside the two first sliding rods (18), and the outside of the sliding limit blocks (19) is slidably connected to the inside of the fixed frame (16).

3. The automated injection mold for easy demoulding and ejection according to claim 2, characterized in that: The clamping assembly also includes two springs (20) fixedly connected between the fixed frame (16) and the sliding limit block (19); a limit plate (15) is engaged between the sliding limit block (19) and the fixed limit block (17); a bottom mold (14) is fixedly connected to the inside of the limit plate (15); and the inside of the bottom mold (14) is slidably connected to the outside of the first lifting plate (13).

4. The automated injection mold for easy demoulding and ejection according to claim 1, characterized in that: A support assembly is arranged on the top of the workbench (3), and the support assembly comprises four pillars (21) fixedly connected to the top of the workbench (3); a top plate (22) is fixedly connected to the top of the pillars (21); two second sliding rods (23) are fixedly connected between the bottom of the top plate (22) and the top of the workbench (3); and the second sliding rods (23) are slidably connected to a slider (34) outward.

5. The automated injection mold for easy demoulding and ejection according to claim 4, characterized in that: A transmission assembly is arranged on the outer side of the top plate (22), and the transmission assembly comprises a bracket (24) fixedly connected to the top of the top plate (22); a motor (25) is fixedly connected to the bottom of the bracket (24); a transmission rod (26) is fixedly connected to the transmission end of the motor (25); the bottom of the transmission rod (26) is rotatably connected to the top of the top plate (22); a first gear (27) is fixedly connected to the outer side of the transmission rod (26); and a second gear (28) is meshed with the outer side of the first gear (27).

6. The automated injection mold for easy demoulding and ejection according to claim 5, characterized in that: A lifting assembly is arranged on the outer side of the second gear (28), and the lifting assembly comprises a screw barrel (29) fixedly connected to the inside of the second gear (28), the screw barrel (29) passes through the top plate (22) and is rotatably connected to the top plate (22), a screw rod (30) is threadedly connected inside the screw barrel (29), a second transmission frame (11) is fixedly connected at the bottom of the screw rod (30), two rotating shafts (10) are fixedly connected inside the transmission frame (11), a clamping block (9) is rotatably connected on the outer side of the rotating shaft (10), a transmission frame (11) is fixedly connected between the rotating shaft (10) and the transmission frame (11), a connecting frame (7) is slidably connected on the outer side of the clamping block (9), a clamping opening (8) is provided inside the connecting frame (7), the clamping opening (8) is clamped with the clamping block (9), and a connecting plate (31) is fixedly connected at the bottom of the connecting frame (7).

7. The automated injection mold for easy demoulding and ejection according to claim 6, characterized in that: The outer side of the connecting plate (31) is fixedly connected to the inside of the second clamping assembly, and the outer side of the connecting plate (31) is fixedly connected to the inside of the second fixing frame (16). The direction of the second clamping assembly is opposite to that of the first clamping assembly.

8. The automated injection mold for easy demoulding and ejection according to claim 1, characterized in that: A covering component is arranged inside the second clamping component, and the covering component includes a second lifting plate (32) which is snap-connected to the second fixed limit block (17) and the inside of the second first sliding rod (18); a top mold (33) is fixedly connected to the bottom of the second lifting plate (32); an injection molding tube (35) is connected to the inside of the top mold (33); the injection molding tube (35) passes through the second lifting plate (32) and is fixedly connected to the second lifting plate (32).

9. The automated injection mold for easy demoulding and ejection according to claim 1, characterized in that: The outer sides of the two sliding blocks (34) are respectively fixedly connected to the two ends of the second fixed frame (16).

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