Multi-station integrated ejection mold for suspended upper and lower covers

Abstract

The utility model discloses a multi-station integrated ejection mould for suspended upper and lower covers, which relates to the technical field of steel and comprises a bottom plate, two support columns are arranged at the top of the bottom plate, a fixing rod is arranged above the support columns, the bottom of the fixing rod is fixedly connected with the tops of the support columns, and the top of the bottom plate is fixedly connected with the bottom of the fixing rod. A fixing rod is fixed to the top of the bottom plate, an air cylinder is fixed to the top of the fixing rod, an output shaft of the air cylinder penetrates through the fixing rod to be fixedly provided with an upper mold, a plurality of fixing columns are fixed to the positions, located in the two supporting columns, of the top of the bottom plate, a lower mold is arranged above the fixing columns, and the bottom of the lower mold is fixedly connected with the tops of the fixing columns. And an ejection mechanism is arranged in the lower mold. According to the multi-station integrated ejection mold for the suspended upper cover and the suspended lower cover, the ejection mechanism is arranged, the rotating wheel is made to rotate, the rotating wheel drives the second fixing frame to rotate, the second fixing frame pushes the connecting rod to move, the connecting rod ejects the ejection rod upwards, the ejection rod ejects the ejection plate upwards, and therefore ejection is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of steel, in particular to a mold for ejecting upper and lower covers in a suspended manner with multiple stations in one body. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods. The fixed ejection mechanism of the mold is usually an ejection device set in the middle or one side of the base slider in order to remove the workpiece from the mold or meet other process requirements.

[0003] After searching, the existing patent (publication number: CN215849176U) discloses a multi-station integrated mold ejection mechanism, including two mold frames, the bottom ends of the two mold frames are fixed with a base, the bottoms of the adjacent sides of the two mold frames are fixed with a fixed seat, the two fixed seats are fixedly connected to the base, the adjacent sides of the two fixed seats are fixed with a working cavity, the bottom ends of the working cavity are fixed with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly provided with a plurality of ejectors, the middle part of the adjacent sides of the two mold frames is fixedly provided with a fixing plate, the inside of the fixing plate is provided with a plurality of through holes, and the plurality of ejectors are connected with the through holes. When the utility model is used, the hydraulic cylinder drives the connecting rod and the plurality of ejectors to move up and down, and the ejector plate arranged on the ejector drives the plurality of ejector blocks to squeeze the mold cavity arranged in the lower mold, thereby solving the problem that the existing mold ejection mechanism can only be used for single demoulding, the work consumes a long time, and is not conducive to improving work efficiency.

[0004] It solves the problem that the existing mold ejection mechanism cannot demould in batches and can only be used for single demoulding, which takes a long time to work and is not conducive to improving work efficiency. However, it has its shortcomings. Its ejection and stamping are driven by separate drive devices, which requires controlling multiple switches, which is cumbersome. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a mold for ejecting upper and lower covers in multiple positions in one body, which solves the problems raised by the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a mold for multi-station integrated ejection of upper and lower covers in an air-suspended state, comprising a base plate, two support columns are arranged on the top of the base plate, a fixing rod is arranged above the support column, the bottom of the fixing rod is fixedly connected to the top of the support column, a cylinder is fixed to the top of the fixing rod, the output shaft of the cylinder passes through the fixing rod and is fixed to an upper mold, the top of the base plate is located at the inside of the two support columns and a plurality of fixing columns are fixed, a lower mold is arranged above the fixing columns, the bottom of the lower mold is fixedly connected to the top of the fixing columns, an ejection mechanism is arranged inside the lower mold, the outer side wall of the right support column is slidably connected to a pulling mechanism, and the outer side wall of the right support column is located below the pulling mechanism and is fixed with a limiting mechanism.

[0007] Preferably, the ejection mechanism includes a plurality of ejector plates, wherein the ejector plates are located inside the lower mold, a ejector rod is slidably connected inside the lower mold, the top of the ejector rod is fixedly connected to the bottom of the lower mold, the bottom of the bottom plate is rotatably connected to a rotating wheel, the bottom of the ejector rod is rotatably connected to a first fixed frame, the inside of the first fixed frame is rotatably connected to a connecting rod, the other end of the connecting rod is rotatably connected to a second fixed frame, and the bottom end of the second fixed frame is rotatably connected to the top of the rotating wheel.

[0008] Preferably, the pulling mechanism includes a first magnetic block, which is slidably connected to the outer wall of the support column on the right side, and the outer wall of the support column on the right side is located above the first magnetic block and is slidably connected to a second magnetic block, a pull rope is wrapped and fixed on the outer wall of the rotating wheel, and the other end of the pull rope passes through the bottom plate and is fixedly connected to the bottom of the first magnetic block, and the left side of the second magnetic block is fixedly connected to the outer wall of the upper mold.

[0009] Preferably, a fixing block is fixed inside the bottom plate on the inner side of the rotating wheel, a spring is fixed to the outer side wall of the fixing block, and the other end of the spring is fixedly connected to the inner side wall of the rotating wheel.

[0010] Preferably, the elastic force of the clockwork spring is smaller than the suction force between the first magnetic block and the second magnetic block, the support column is made of steel, and the suction force between the first magnetic block and the support column is smaller than the elastic force of the clockwork spring.

[0011] Preferably, the limiting mechanism includes a fixed cylinder, the inner wall of the fixed cylinder is fixedly connected to the outer wall of the support column on the right side, a plurality of circular holes are opened on the top of the fixed cylinder, a spring is fixed inside the circular hole, a round rod is fixed to the other end of the spring, and a circular ring is sleeved on the outer side of the support column above the fixed cylinder, and the bottom of the circular ring is fixedly connected to the top of the round rod. Beneficial Effects

[0012] The utility model provides a mold for ejecting upper and lower covers in multiple positions in an air-suspended manner. Compared with the prior art, it has the following beneficial effects:

[0013] 1. The mold for the multi-station integrated ejection of the upper and lower covers in the air is provided with an ejection mechanism to rotate the rotating wheel, which rotates the second fixed frame, and the second fixed frame pushes the connecting rod to move, and the connecting rod pushes the ejector rod upward, and the ejector rod pushes the ejector plate upward, thus completing the ejection.

[0014] 2. The mold with multi-station integrated ejection of upper and lower covers in the air is provided with a pulling mechanism to start the cylinder, so that the cylinder brings the upper mold down for stamping. At the same time, the first magnetic block and the second magnetic block attract each other. After the stamping is completed, the cylinder brings the upper mold up, the upper mold brings the second magnetic block up, the second magnetic block brings the first magnetic block up, the first magnetic block pulls the pull rope, and the pull rope pulls the rotating wheel to rotate, so that the ejector rod can be moved up, and the upper mold continues to move up. The pull rope is pulled to the end, so that the pull rope pulls the first magnetic block to separate the first magnetic block and the second magnetic block. Then the clockwork spring reverses the rotating wheel, the rotating wheel winds up the pull rope, and the pull rope brings the first magnetic block down to its original position. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model.

[0016] Figure 2 It is a structural schematic diagram of the ejection mechanism in the utility model.

[0017] Figure 3 It is a structural schematic diagram of the limiting mechanism in the utility model.

[0018] Figure 4 It is a schematic structural diagram of the side view of the utility model.

[0019] In the figure: 1. lower mold; 2. fixed column; 3. bottom plate; 4. ejector mechanism; 5. round hole; 6. limit mechanism; 7. first magnetic block; 8. pulling mechanism; 9. support column; 10. second magnetic block; 11. fixed rod; 12. upper mold; 13. spring; 14. fixed block; 15. pull rope; 16. rotating wheel; 17. second fixed frame; 18. connecting rod; 19. first fixed frame; 20. ejector rod; 21. ejector plate; 22. fixed cylinder; 23. spring; 24. round rod; 25. ring; 26. cylinder. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: a mold for ejecting upper and lower covers in an air-suspended multi-station manner, comprising a bottom plate 3, two support columns 9 are arranged on the top of the bottom plate 3, a fixing rod 11 is arranged above the support column 9, the bottom of the fixing rod 11 is fixedly connected to the top of the support column 9, a cylinder 26 is fixed to the top of the fixing rod 11, the output shaft of the cylinder 26 passes through the fixing rod 11 and is fixed with an upper mold 12, the top of the bottom plate 3 is located inside the two support columns 9 and a plurality of fixing columns 2 are fixed thereon, a lower mold 1 is arranged above the fixing column 2, the bottom of the lower mold 1 is fixedly connected to the top of the fixing column 2, an ejection mechanism 4 is arranged inside the lower mold 1, the outer side wall of the right support column 9 is slidably connected with a pulling mechanism 8, and the outer side wall of the right support column 9 is located below the pulling mechanism 8 and is fixed with a limited The positioning mechanism 6 and the ejection mechanism 4 include a plurality of ejector plates 21, the ejector plates 21 are located inside the lower mold 1, the lower mold 1 is slidably connected with an ejector rod 20, the top of the ejector rod 20 is fixedly connected to the bottom of the lower mold 1, the bottom of the bottom plate 3 is rotatably connected with a rotating wheel 16, the bottom of the ejector rod 20 is rotatably connected with a first fixed frame 19, the first fixed frame 19 is rotatably connected with a connecting rod 18, the other end of the connecting rod 18 is rotatably connected with a second fixed frame 17, the bottom end of the second fixed frame 17 is rotatably connected to the top of the rotating wheel 16, so that the rotating wheel 16 rotates, the rotating wheel 16 rotates with the second fixed frame 17, the second fixed frame 17 pushes the connecting rod 18 to move, the connecting rod 18 pushes the ejector rod 20 upward, and the ejector rod 20 pushes the ejector plate 21 upward, thus completing the ejection.

[0022] Furthermore, the pulling mechanism 8 includes a first magnetic block 7, which is slidably connected to the outer wall of the right support column 9, and the outer wall of the right support column 9 is located above the first magnetic block 7 and is slidably connected to the second magnetic block 10, and the outer wall of the rotating wheel 16 is wound and fixed with a pull rope 15, and the other end of the pull rope 15 passes through the bottom plate 3 and is fixedly connected to the bottom of the first magnetic block 7, and the left side of the second magnetic block 10 is fixedly connected to the outer wall of the upper mold 12, and the interior of the bottom plate 3 is located on the inner side of the rotating wheel 16 and is fixed with a fixed block 14, and the outer wall of the fixed block 14 is fixed with a spring 13, and the other end of the spring 13 is fixedly connected to the inner wall of the rotating wheel 16, and the elastic force of the spring 13 is less than the suction force between the first magnetic block 7 and the second magnetic block 10, and the support column 9 is made of steel, and the suction force between the first magnetic block 7 and the support column 9 is less than the elastic force of the spring 13, and the limiting mechanism 6 includes a fixed cylinder 22, and the inner wall of the fixed cylinder 22 is fixedly connected to the outer wall of the right support column 9, and the fixed cylinder 2 2 is provided with a plurality of circular holes 5, a spring 23 is fixed inside the circular hole 5, a round rod 24 is fixed at the other end of the spring 23, a circular ring 25 is sleeved on the outer side of the support column 9 above the fixed cylinder 22, the bottom of the circular ring 25 is fixedly connected to the top of the round rod 24, and the cylinder 26 is started, so that the cylinder 26 brings the upper mold 12 down to perform stamping, and at the same time the first magnetic block 7 and the second magnetic block 10 attract each other, and when the stamping is completed, the cylinder 26 brings the upper mold 12 up, and the upper mold 12 The second magnetic block 10 rises with the second magnetic block 10, and the first magnetic block 7 rises with the second magnetic block 10. The first magnetic block 7 pulls the pull rope 15, and the pull rope 15 pulls the rotating wheel 16 to rotate, so that the top rod 20 can move up, and the upper mold 12 continues to move up. The pull rope 15 is pulled to the end, so that the pull rope 15 pulls the first magnetic block 7, so that the first magnetic block 7 and the second magnetic block 10 are separated, and then the clockwork spring 13 reverses the rotating wheel 16, and the rotating wheel 16 winds up the pull rope 15, and the pull rope 15 brings the first magnetic block 7 down and returns to its original position.

[0023] During operation, the cylinder 26 is started, so that the cylinder 26 brings the upper mold 12 down to perform stamping. At the same time, the first magnetic block 7 and the second magnetic block 10 attract each other. After the stamping is completed, the cylinder 26 brings the upper mold 12 up, the upper mold 12 brings the second magnetic block 10 up, the second magnetic block 10 brings the first magnetic block 7 up, the first magnetic block 7 pulls the pull rope 15, the pull rope 15 pulls the rotating wheel 16 to rotate, the rotating wheel 16 rotates with the second fixed frame 17, the second fixed frame 17 pushes the connecting rod 18 to move, the connecting rod 18 pushes the ejector rod 20 upward, and the ejector rod 20 pushes the ejector plate 21 upward, thus completing the ejection, the upper mold 12 continues to move up, and the pull rope 15 is pulled to the end, so that the pull rope 15 pulls the first magnetic block 7, separates the first magnetic block 7 from the second magnetic block 10, and then the clockwork spring 13 reverses the rotating wheel 16, the rotating wheel 16 winds up the pull rope 15, and the pull rope 15 brings the first magnetic block 7 down and returns to its original position.

[0024] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0025] 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. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0026] 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. A mold for ejecting upper and lower covers in a multi-station manner, comprising a bottom plate (3), characterized in that: Two support columns (9) are provided on the top of the bottom plate (3), a fixing rod (11) is provided above the support column (9), the bottom of the fixing rod (11) is fixedly connected to the top of the support column (9), a cylinder (26) is fixed to the top of the fixing rod (11), the output shaft of the cylinder (26) passes through the fixing rod (11) and is fixed with an upper mold (12), the top of the bottom plate (3) is located inside the two support columns (9) and a plurality of fixing columns (2) are fixed thereto, a lower mold (1) is provided above the fixing columns (2), the bottom of the lower mold (1) is fixedly connected to the top of the fixing column (2), an ejection mechanism (4) is provided inside the lower mold (1), the outer side wall of the right support column (9) is slidably connected to a pulling mechanism (8), and a limiting mechanism (6) is fixed to the outer side wall of the right support column (9) below the pulling mechanism (8).

2. The mold for ejecting upper and lower covers in multiple positions according to claim 1, characterized in that: The ejection mechanism (4) comprises a plurality of ejector plates (21), wherein the ejector plates (21) are located inside the lower mold (1), the lower mold (1) is slidably connected to an ejector rod (20), the top of the ejector rod (20) is fixedly connected to the bottom of the lower mold (1), the bottom of the bottom plate (3) is rotatably connected to a rotating wheel (16), the bottom of the ejector rod (20) is rotatably connected to a first fixed frame (19), the first fixed frame (19) is rotatably connected to a connecting rod (18), the other end of the connecting rod (18) is rotatably connected to a second fixed frame (17), and the bottom end of the second fixed frame (17) is rotatably connected to the top of the rotating wheel (16).

3. The mold for ejecting upper and lower covers in multiple positions according to claim 2, characterized in that: The pulling mechanism (8) comprises a first magnetic block (7), the first magnetic block (7) is slidably connected to the outer wall of the right support column (9), the outer wall of the right support column (9) is located above the first magnetic block (7) and is slidably connected to a second magnetic block (10), a pull rope (15) is wound and fixedly disposed on the outer wall of the rotating wheel (16), the other end of the pull rope (15) passes through the bottom plate (3) and is fixedly connected to the bottom of the first magnetic block (7), and the left side of the second magnetic block (10) is fixedly connected to the outer wall of the upper mold (12).

4. The mold for ejecting upper and lower covers in multiple positions according to claim 3 is characterized in that: A fixing block (14) is fixed inside the bottom plate (3) and located on the inner side of the rotating wheel (16); a spring (13) is fixed to the outer side wall of the fixing block (14); and the other end of the spring (13) is fixedly connected to the inner side wall of the rotating wheel (16).

5. The mold for ejecting upper and lower covers in multiple positions in one according to claim 4, characterized in that: The elastic force of the clockwork spring (13) is smaller than the suction force between the first magnetic block (7) and the second magnetic block (10); the support column (9) is made of steel; and the suction force between the first magnetic block (7) and the support column (9) is smaller than the elastic force of the clockwork spring (13).

6. The mold for ejecting upper and lower covers in multiple positions in one according to claim 5, characterized in that: The limiting mechanism (6) comprises a fixed cylinder (22), the inner side wall of the fixed cylinder (22) being fixedly connected to the outer side wall of the right support column (9), a plurality of circular holes (5) being provided at the top of the fixed cylinder (22), a spring (23) being fixed inside the circular hole (5), a round rod (24) being fixed at the other end of the spring (23), a circular ring (25) being sleeved on the outer side of the support column (9) and located above the fixed cylinder (22), the bottom of the circular ring (25) being fixedly connected to the top of the circular rod (24).

Images