Die lifting device for rubber-coated thin-wall iron part

Abstract

The utility model discloses a rubber-coated thin-wall iron part die lifting device which comprises a main body and a die lifting mechanism, the main body comprises an upper seat, a middle seat, a base and stand columns, the upper seat, the middle seat and the base are longitudinally connected through the stand columns, and an in-out die moving transversely is arranged at the top of the middle seat. The driving side of the in-out mold is connected with an in-out mold oil cylinder which is transversely distributed, an upper mold and a lower mold which are stacked up and down are arranged on the in-out mold, the mold lifting mechanism is arranged on the in-out mold moving side of the middle base, and the in-out mold oil cylinder drives the in-out mold to reciprocate on the middle base and the mold lifting mechanism. And the mold lifting mechanism is used for overturning the upper mold. The mold lifting device is simple, reasonable and reliable in structure, and the mold lifting operation is performed after the mold is laterally moved, so that a worker can conveniently take a product, clean the mold and feed materials, the operation safety is guaranteed, the operation convenience is improved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to a mold-lifting device for rubber-coated thin-walled iron pieces. Background Art

[0002] In actual production, mold design only considers how to meet the vulcanization conditions of the product, and does not consider the mold installation of iron parts before vulcanization and the demolding of products after vulcanization. The existing device usually adopts upper and lower pressing molds, and demolds the upper and lower molds after molding. The staff reaches into the lower mold to take out the product, cleans the mold, and then puts in new raw materials. This is not only inconvenient to operate, time-consuming and labor-intensive, increases the difficulty for the operator, affects the processing efficiency of the product, but also poses certain safety hazards. Utility Model Content

[0003] The main technical problem solved by the utility model is to provide a mold-lifting device for rubber-coated thin-walled iron parts, which has a simple, reasonable and reliable structure. By moving the mold sideways and then lifting the mold, it is convenient for workers to take products, clean the mold and load materials, ensuring operation safety, improving operation convenience and improving work efficiency.

[0004] In order to solve the above technical problems, a technical solution adopted by the utility model is: to provide a rubber-coated thin-walled iron mold lifting device, including a main body and a mold lifting mechanism, the main body includes an upper seat, a middle seat, a base and a column, the upper seat, the middle seat and the base are longitudinally connected by a column, the top of the middle seat is provided with a laterally movable entry and exit mold, the driving side of the entry and exit mold is connected with a laterally distributed entry and exit mold cylinder, the entry and exit mold is provided with an upper mold and a lower mold stacked up and down, the mold lifting mechanism is provided on the entry and exit mold moving side of the middle seat, the entry and exit mold cylinder drives the entry and exit mold to move back and forth on the middle seat and the mold lifting mechanism, and the mold lifting mechanism is used to flip the upper mold.

[0005] In a preferred embodiment of the present invention, the mold lifting mechanism includes a mold lifting seat, a turning cylinder, a mold lifting fixing block, a mold lifting connecting crank arm, an upper turning plate and a lifting mechanism.

[0006] In a preferred embodiment of the present invention, the mold-lifting seat is extended to one side of the middle seat, two flipping cylinders are horizontally arranged and symmetrically arranged on both sides of the mold-lifting seat, and the driving end of the flipping cylinder is located on one side of the middle seat, two mold-lifting fixing blocks are provided and are respectively fixed on the mold-lifting seat on the side where the driving end of the flipping cylinder is located, two mold-lifting connecting crank arms are provided and are respectively fixed to the outer ends of the two mold-lifting fixing blocks through connecting shafts, the driving ends of the two mold-lifting connecting crank arms are connected one-to-one with the driving ends of the flipping cylinder, the upper flip plate is fixed between the two mold-lifting connecting crank arms, the lifting mechanism is provided with two groups and is located on both sides of the upper flip plate, and the two lifting mechanisms are positioned correspondingly to the two sides of the upper mold.

[0007] In a preferred embodiment of the utility model, the lifting mechanism comprises a lifting cylinder, a lifting block and a positioning rod.

[0008] In a preferred embodiment of the utility model, the lifting cylinder is fixed longitudinally on the upper turnover plate with the driving end arranged downward, the lifting block is fixed in L-shaped structure on the driving end of the lifting cylinder, the horizontal end of the lifting block is located between the upper die and the lower die, the positioning rod is fixed longitudinally on the upper turnover plate on one side of the lifting cylinder, and the upper die is provided with a positioning hole corresponding to the positioning rod.

[0009] In a preferred embodiment of the utility model, the ejection mechanism is further provided below the mold lifting base.

[0010] In a preferred embodiment of the utility model, the ejection mechanism comprises a swing rod, a pedal, a mounting plate, a top plate, a top rod, a guide wheel, a driving chain and a ejector pin.

[0011] In a preferred embodiment of the utility model, one end of the swing rod is hinged on one side of the lower base, the movable end of the swing rod is provided with the pedal on the upper surface, the mounting plate is fixed horizontally below the mold lifting base, the top plate is distributed horizontally above the mounting plate and is movably supported by guide columns, the top rod is longitudinally slidably arranged on the mounting plate and is fixed correspondingly with the bottom of the top plate, the guide wheel is fixed below the mounting plate, one end of the driving chain is fixed in the middle of the top of the swing rod, the other end is connected correspondingly with the bottom of the top rod by passing around the guide wheel, and the ejector pin is provided with multiple groups and is fixed vertically on the upper surface of the top plate.

[0012] The utility model discloses a kind of mold lifting devices for rubber-coated thin-walled iron parts, structure is simple, reasonable, reliable, through the mold side shift after mold lifting operation, it is convenient for staff to take product, clean mold and feed, guarantee operation safety, improve operation convenience, improve work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the drawings needed to be used in the embodiment description will be simply introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating labor.

[0014] Figure 1 It is a front view of a preferred embodiment of the utility model a kind of mold lifting devices for rubber-coated thin-walled iron parts;

[0015] Figure 2 It is Figure 1 Structure schematic view after upper turnover plate 90 ° turnover;

[0016] Figure 3is Figure 1 Partial right view of the mold lifting mechanism and the ejection mechanism. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present application will be clearly and completely described below. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0018] Please refer to Figure 1 In combination Figure 2-Figure 3 with the drawings, the embodiments of the present application include:

[0019] A mold lifting device for rubber-coated thin-walled iron parts includes a main body and a mold lifting mechanism.

[0020] The main body includes an upper seat 1, a middle seat 2, a base 3, and a vertical column 4. The upper seat 1, the middle seat 2, and the base 3 are longitudinally connected through the vertical column 4 to realize longitudinal mold closing operation.

[0021] The middle seat 2 is provided at the top with a horizontally moving mold entry and exit 5. The driving side of the mold entry and exit 5 is connected with horizontally distributed mold entry and exit oil cylinders 6, which drive the horizontal movement of the mold entry and exit 5.

[0022] The mold entry and exit 5 is provided with an upper mold 7 and a lower mold 8 stacked vertically, which are used for mold closing and pressurized vulcanization of rubber-coated thin-walled iron parts.

[0023] The mold lifting mechanism is arranged on the moving side of the mold entry and exit 5 of the middle seat 2. The mold entry and exit oil cylinders 6 drive the reciprocating movement of the mold entry and exit 5 on the middle seat 2 and the mold lifting mechanism. At the same time, the mold lifting mechanism is used to overturn the upper mold 7. When the mold entry and exit 5 is driven to the mold lifting mechanism, the mold lifting mechanism fixes the upper mold 7 and overturns it to facilitate the removal of the product in the lower mold 8 and the placement of iron parts and rubber material into the mold for pressurized vulcanization after cleaning the lower mold 8.

[0024] The mold lifting mechanism includes a mold lifting seat 9, a turnover oil cylinder 10, a mold lifting fixing block 11, a mold lifting connecting curved arm 12, an upper turnover plate 13, and a lifting mechanism.

[0025] The mold lifting seat 9 is arranged on one side of the middle seat 2, so that the mold entry and exit 5 can be horizontally driven into the mold lifting seat 9.

[0026] The turnover oil cylinder 10 is horizontally arranged with two and symmetrically arranged on both sides of the mold lifting seat 9. The driving end of the turnover oil cylinder 10 is located on one side of the middle seat 2 to provide horizontal driving force towards the middle seat 2.

[0027] The mold-lifting fixing blocks 11 are provided with two and are respectively fixed on the mold-lifting seat 9 on the side where the driving end of the flipping cylinder 10 is located. The mold-lifting connecting curved arms 12 are provided with two and are fixed to the outer ends of the two mold-lifting fixing blocks 11 through the connecting shaft 14. The driving ends of the two mold-lifting connecting curved arms 12 are connected one-to-one with the driving ends of the flipping cylinder 10. The mold-lifting connecting curved arms 12 are driven to rotate axially around the connecting shaft 14 through the driving action of the two flipping cylinders 10. In this application, the flipping angle of the two mold-lifting connecting curved arms 12 is 90°.

[0028] The upper flip plate 13 is fixed between the two flip mold connecting curved arms 12 and flips synchronously with the two flip mold connecting curved arms 12.

[0029] The lifting mechanisms are provided in two groups and are located on both sides of the upper flip plate 13 . The two lifting mechanisms are positioned corresponding to both sides of the upper mold 7 and are used to lift and fix the upper mold 7 so that the upper mold 7 can be flipped synchronously.

[0030] The lifting mechanism includes a lifting cylinder 15 , a lifting block 16 and a positioning rod 17 .

[0031] The lifting cylinder 15 is longitudinally fixed on the upper flip plate 13 with the driving end facing downward, so as to provide a longitudinal driving force.

[0032] The lifting block 16 is an L-shaped structure fixed to the driving end of the lifting cylinder 15. The lateral end of the lifting block 16 is located between the upper mold 7 and the lower mold 8. The lifting block 16 is driven by the lifting cylinder 15 to hook the lower edge of the upper mold 7 to lift the upper mold 7.

[0033] The positioning rod 17 is longitudinally fixed on the upper flip plate 13 on one side of the lifting cylinder 15. A positioning hole 18 is provided on the upper mold 7 to correspond to the positioning rod 17. A limiting rod 27 is also provided on one side of the positioning rod 17, and the bottom of the limiting rod is higher than the bottom of the positioning rod, which is used to limit the top of the upper mold after lifting and positioning.

[0034] When the upper mold 7 is lifted by the lifting block 16, the positioning rod 17 is inserted into the positioning hole 18. The upper mold 7 is fixed by the lifting block 16, the upper flip plate 13, the positioning rod 17 and the limit rod 27 to ensure that the upper mold 7 is fixed and stable during the flipping process.

[0035] An ejection mechanism is also provided below the mold lifter 9 for ejecting the product in the lower mold 8 .

[0036] The ejection mechanism includes a rocker arm 19 , a pedal 20 , a mounting plate 21 , a top plate 22 , a top rod 23 , a guide wheel 24 , a drive chain 25 and an ejector pin 26 .

[0037] One end of the swing rod 19 is hinged to one side of the lower seat and can swing around the hinge end.

[0038] A pedal 20 is provided on the upper surface of the movable end of the swing rod 19 for easy pedaling.

[0039] The mounting plate 21 is horizontally fixed below the mold lifter 9, the top plate 22 is horizontally distributed above the mounting plate 21 and is movably supported by the guide column 28, the top rod 23 is longitudinally slidably set on the mounting plate 21 and fixed corresponding to the bottom of the top plate 22, and the top plate 22 is driven to move longitudinally above the mounting plate 21 by the top rod 23.

[0040] The guide wheel 24 is fixed below the mounting plate 21, one end of the drive chain 25 is fixed to the top middle of the rocker arm 19, and the other end passes around the guide wheel 24 and is connected to the bottom of the top rod 23. The top rod 23 is driven by stepping on the pedal 20 to drive the top plate 22 to move upward. When the foot is released, the top plate 22 is reset under the action of gravity.

[0041] The ejector pins 26 are provided in multiple groups and are vertically fixed on the upper surface of the top plate 22 . When the top plate 22 moves upward, the product in the lower mold 8 is ejected by the ejector pins 26 .

[0042] To sum up, the utility model provides a mold-lifting device for rubber-coated thin-walled iron parts, which has a simple, reasonable and reliable structure. By moving the mold sideways and then lifting the mold, it is convenient for workers to take products, clean the mold and load materials, ensuring operation safety, improving operation convenience and improving work efficiency.

[0043] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A mold opening device for rubber-coated thin-walled iron parts, comprising a main body and a mold opening mechanism, characterized in that: The main body includes an upper seat, a middle seat, a base and a column. The upper seat, the middle seat and the base are longitudinally connected by a column. A laterally movable entry and exit mold is provided on the top of the middle seat. The driving side of the entry and exit mold is connected with a laterally distributed entry and exit mold oil cylinder. The entry and exit mold is provided with an upper mold and a lower mold stacked up and down. The mold lifting mechanism is provided on the entry and exit mold moving side of the middle seat. The entry and exit mold oil cylinder drives the entry and exit mold to move back and forth on the middle seat and the mold lifting mechanism. The mold lifting mechanism is used to flip the upper mold.

2. The mold-lifting device for rubber-coated thin-walled iron parts according to claim 1 is characterized in that: The mold lifting mechanism comprises a mold lifting seat, a turning oil cylinder, a mold lifting fixing block, a mold lifting connecting crank arm, an upper turning plate and a lifting mechanism.

3. The mold-lifting device for rubber-coated thin-walled iron parts according to claim 2, characterized in that: The mold-lifting seat is extended on one side of the middle seat, and the flipping oil cylinder is horizontally provided with two and symmetrically arranged on both sides of the mold-lifting seat, and the driving end of the flipping oil cylinder is located on one side of the middle seat, and the mold-lifting fixing blocks are provided with two and are respectively fixed on the mold-lifting seat on the side where the driving end of the flipping oil cylinder is located, and the mold-lifting connecting crank arms are provided with two and are respectively fixed to the outer ends of the two mold-lifting fixing blocks through connecting shafts, and the driving ends of the two mold-lifting connecting crank arms are connected one-to-one with the driving ends of the flipping oil cylinder, and the upper flip plate is fixed between the two mold-lifting connecting crank arms, and the lifting mechanism is provided with two groups and is located on both sides of the upper flip plate, and the two lifting mechanisms are positioned correspondingly to the two sides of the upper mold.

4. The mold-lifting device for rubber-coated thin-walled iron parts according to claim 3 is characterized in that: The lifting mechanism includes a lifting cylinder, a lifting block and a positioning rod.

5. The mold-lifting device for rubber-coated thin-walled iron parts according to claim 4, characterized in that: The lifting cylinder is longitudinally fixed on the upper flip plate with the driving end facing downward. The lifting block is fixed on the driving end of the lifting cylinder in an L-shaped structure. The lateral end of the lifting block is located between the upper mold and the lower mold. The positioning rod is longitudinally fixed on the upper flip plate on one side of the lifting cylinder. A positioning hole is provided on the upper mold to correspond to the positioning rod.

6. The mold-lifting device for rubber-coated thin-walled iron parts according to claim 3, characterized in that: An ejection mechanism is also provided below the mold lifting seat.

7. The mold-lifting device for rubber-coated thin-walled iron parts according to claim 6, characterized in that: The ejection mechanism comprises a rocker arm, a pedal, a mounting plate, a ejector plate, an ejector rod, a guide wheel, a drive chain and an ejector pin.

8. The mold-lifting device for rubber-coated thin-walled iron parts according to claim 7, characterized in that: One end of the rocker arm is hinged to one side of the lower seat, and a pedal is provided on the upper surface of the movable end of the rocker arm. The mounting plate is horizontally fixed below the mold lifting seat, and the top plate is horizontally distributed above the mounting plate and movably supported by the guide column. The top rod is longitudinally slidably arranged on the mounting plate and fixed corresponding to the bottom of the top plate. The guide wheel is fixed below the mounting plate, one end of the drive chain is fixed in the middle of the top of the rocker arm, and the other end bypasses the guide wheel and is connected corresponding to the bottom of the top rod. There are multiple groups of ejectors and they are vertically fixed on the upper surface of the top plate.

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