CN222712746U - A mold ejection mechanism - Google Patents

Abstract

The utility model discloses a die ejection mechanism which comprises a die ejection mechanism main body, wherein the die ejection mechanism main body comprises a lower die holder body, a groove, a built-in bottom plate, a push rod, a movable adjusting plate and a top plate, the groove is formed at the inner bottom end of the lower die holder body, the built-in bottom plate is arranged at the inner bottom end of the groove, the movable adjusting plate is arranged at the upper surface of the built-in bottom plate and is positioned in the groove, by designing a slow ejection mechanism, after a die is used for processing and forming a workpiece, two movable frames are moved in opposite directions by screw rod rotation, when the two movable frames move, two groups of mounting sliding plates are driven to move in opposite directions, the mounting sliding plates slide to drive support diagonal rods to adjust and generate a certain inclination angle, the two groups of support diagonal rod cross adjusting ends drive support sliding seats to slide on the outer surfaces of support slide rails, and the movable adjusting plate is stably and slowly moved upwards to push rod and top plate, and the top plate is uniformly stressed and slowly ejected on the processed workpiece in the lower die holder body.

Description

Mould ejection mechanism

Technical Field

The utility model belongs to the technical field of mold ejection mechanisms, and particularly relates to a mold ejection mechanism.

Background

The die is a tool for forming a blank into a workpiece with a certain shape and size by utilizing a specific shape under the action of external force, the die needs to eject and take materials from a workpiece formed in the lower die holder after being processed and formed, the ejection and take materials are usually carried out through an ejection mechanism arranged in the die, the existing ejection mechanism ejects and takes materials from the workpiece used after being processed and formed in the die, the ejection operation of the ejection mechanism of the die is more uniformly stressed and slowly ejects and takes materials, the ejection damage of the processed workpiece is not easy to be caused during the slow ejection during the material taking, and the use effect of the ejection operation of the ejection mechanism of the die arranged in the die and the ejection quality of the workpiece are improved;

The existing die ejection mechanism is arranged in a die to eject a formed workpiece, the ejector rod and the top plate are directly driven by the movement of the hydraulic cylinder to eject the lower surface of the workpiece until the workpiece after the processing and forming is ejected, the hydraulic cylinder is operated more quickly during ejection operation, slow operation is inconvenient, the workpiece in the die is unstable in heat dissipation, and the lower surface of the workpiece after the processing and forming is easily damaged during the quick ejection operation, so that the using effect of the die ejection mechanism in the die and the ejection quality of the workpiece are affected.

Disclosure of utility model

The utility model aims to provide a die ejection mechanism, which solves the problems that in the prior art, when the die ejection mechanism is arranged in a die to eject a formed workpiece, a hydraulic cylinder is operated faster to eject during ejection operation, slow operation is inconvenient, slow forming of heat dissipation of the workpiece in the die is unstable, ejection damage of the lower surface of the processed and formed workpiece is easy to cause during the fast ejection operation, and thus the using effect of the die ejection mechanism arranged in the die and the ejection quality of the workpiece are affected.

In order to achieve the above purpose, the utility model provides the technical scheme that the die ejection mechanism comprises a die ejection mechanism main body, wherein the die ejection mechanism main body comprises a lower die holder body, a groove, a built-in bottom plate, a push rod, a movable adjusting plate and a top plate, the groove is formed in the inner bottom end of the lower die holder body, the built-in bottom plate is arranged in the inner bottom end of the groove, the movable adjusting plate is arranged on the upper surface of the built-in bottom plate and is positioned in the groove, the push rod is arranged at four corners and the middle position of the upper surface of the movable adjusting plate, the top plate is arranged at the inner bottom end of the lower die holder body, the top end of the push rod is fixedly connected with the lower surface of the top plate through bolts, and the die ejection mechanism main body is further provided with:

The slow ejection mechanism comprises a driving assembly, a sliding connection assembly and a supporting adjustment assembly, wherein the driving assembly is arranged at the middle position inside the built-in bottom plate, the sliding connection assembly is arranged at two ends of the lower surface of the movable adjustment plate, and the supporting adjustment assembly is arranged at the connection part of the end part of the driving assembly and the end part of the sliding connection assembly;

The stable control mechanism comprises a sliding control assembly and a rolling assembly, wherein the sliding control assembly is arranged at the joint of the end part of the movable adjusting plate and the inner side of the groove, and the rolling assembly is arranged in the sliding control assembly.

Preferably, the driving assembly comprises a movable adjusting groove arranged in the built-in bottom plate, a screw rod is rotatably connected to the middle position of the inside of the movable adjusting groove, a forward and reverse rotating motor is arranged on the surface of the built-in bottom plate at the end part of the screw rod, and movable frames are arranged at the two ends of the screw rod.

Preferably, the two moving frames are symmetrically arranged, and the moving frames and the inside of the moving adjusting groove are movably adjusted through the screw rod and the forward and backward rotating motor.

Preferably, the sliding connection assembly comprises two supporting sliding rails arranged at two ends of the lower surface of the movable adjusting plate, and the end parts of the supporting sliding rails are in sliding connection with a supporting sliding seat.

Preferably, the support adjusting component comprises a mounting sliding plate welded and fixed at two ends of the movable frame, the two ends of the upper surface of the built-in bottom plate are provided with support sliding grooves, the mounting sliding plate is in sliding connection with the inner part of the support sliding grooves, and the end connection part of the mounting sliding plate and the support sliding seat is movably connected with a support inclined rod through a connecting pin.

Preferably, the two supporting diagonal rods are arranged in a crossing manner, and the end parts of the supporting diagonal rods and the end parts of the lower surface of the movable adjusting plate are connected with the supporting sliding rail in a sliding supporting manner through the supporting sliding seat.

Preferably, the sliding control assembly comprises a control chute arranged at two side ends inside the groove, two control sliding blocks are fixedly welded at two ends of the movable adjusting plate, and the control sliding blocks are matched with the inner structure of the control chute.

Preferably, the rolling assembly comprises a rolling groove formed in the control sliding block, a ball is connected in the rolling groove in a rolling mode, and the outer surface of the ball is in contact with the inner surface of the control sliding groove.

Compared with the prior art, the utility model has the beneficial effects that:

Through designing slow ejection mechanism, can be when the mould is to work piece machine-shaping back, rotate two movable frames by the lead screw and remove in opposite directions, drive two sets of installation slide in opposite directions when two movable frames remove, the installation slide slides and drives the support diagonal bar and adjust and take place certain inclination, two sets of support diagonal bar cross adjustment tip drive support slide and slide at the surface of supporting the slide rail, and will remove regulating plate steady slow upward movement ejector pin and roof, the roof is removed the even atress slow ejection of shaping work piece in the inside of die holder body, be difficult for causing the ejecting damage to the work piece when the work piece after the processing heat dissipation is slower, improve the ejecting operation result of use of mould ejection mechanism main part installation in the mould and to the ejecting quality of work piece.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the lower die base, top plate and movable adjusting plate of the present utility model;

FIG. 4 is an enlarged view of the portion D of FIG. 3 according to the present utility model;

FIG. 5 is an enlarged schematic view of the portion B of FIG. 4 according to the present utility model;

FIG. 6 is an enlarged schematic view of the portion C of FIG. 4 according to the present utility model;

FIG. 7 is a schematic diagram of the cross-sectional structure of the moving rack, the screw and the built-in bottom plate of the present utility model;

FIG. 8 is a schematic view of the structure of the movable adjusting plate, the control slider and the balls according to the present utility model;

In the figure, 100 parts of a die ejection mechanism main body, 101 parts of a lower die holder body, 102 parts of a groove, 103 parts of a built-in bottom plate, 1031 parts of a supporting inclined rod, 1032 parts of a moving adjusting groove, 1033 parts of a moving frame, 1034 parts of a mounting sliding plate, 1035 parts of a supporting sliding seat, 1036 parts of a supporting sliding rail, 1037 parts of a forward and backward rotating motor, 1038 parts of a screw rod, 1039 parts of a supporting sliding groove, 104 parts of a top rod, 105 parts of a moving adjusting plate, 1051 parts of a controlling sliding groove, 1052 parts of a controlling sliding block, 1053 parts of a ball, 1054 parts of a rolling groove, 106 parts of a top plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 8, the present utility model provides a mold ejection mechanism, including a mold ejection mechanism main body 100, the mold ejection mechanism main body 100 includes a lower die holder 101, a groove 102, a built-in bottom plate 103, a push rod 104, a movable adjusting plate 105 and a top plate 106, the groove 102 is opened at the inner bottom end of the lower die holder 101, the mold is placed on the ground through the lower die holder 101 to process a molded workpiece, the built-in bottom plate 103 is disposed at the inner bottom end of the groove 102, the movable adjusting plate 105 is disposed at the upper surface of the built-in bottom plate 103 and is located in the groove 102, the push rod 104 is disposed at four corners and the middle position of the upper surface of the movable adjusting plate 105, the top plate 106 is disposed at the inner bottom end of the lower die holder 101, and the top end of the push rod 104 is fixedly connected with the lower surface of the top plate 106 through bolts, after the process molding, the push rod 104 and the top plate 106 are driven by the slow movement of the movable adjusting plate 105 to uniformly stress and slowly eject the mold ejection mechanism main body 100 is provided with:

The slow ejection mechanism comprises a driving assembly, a sliding connection assembly and a supporting adjustment assembly, wherein the driving assembly is arranged at the middle position of the inside of the built-in bottom plate 103, the sliding connection assembly is arranged at two ends of the lower surface of the movable adjustment plate 105, the supporting adjustment assembly is arranged at the connection position of the end part of the driving assembly and the end part of the sliding connection assembly, after a die is used for processing and forming a workpiece, the slow ejection operation of the slow ejection mechanism on the workpiece after the internal processing and forming can be performed until the top plate 106 moves in the lower die holder 101 to uniformly stress and slowly eject the processed workpiece, ejection damage to the workpiece is not easy to be caused when heat dissipation of the processed workpiece is slow, and the use effect of the ejection operation of the die ejection mechanism main body 100 in the die and the ejection quality of the workpiece are improved.

In order to facilitate the driving of the supporting diagonal bar 1031 for cross adjustment, the supporting diagonal bar 1031 is cross-adjusted to a certain inclination angle to slowly move and eject the workpiece after the processing and forming of the moving adjusting plate 105, in this embodiment, preferably, the driving assembly comprises a moving adjusting groove 1032 formed in the inner portion of the built-in bottom plate 103, a screw rod 1038 is rotatably connected to the middle position of the inner portion of the moving adjusting groove 1032, a forward and reverse motor 1037 is arranged on the surface of the built-in bottom plate 103 at the end portion of the screw rod 1038, the screw rod 1038 is powered by the power supplied by the forward and reverse motor 1037 to drive the screw rod 1038 to rotate, so that the screw rod 1038 can be conveniently rotated and adjusted in the inner portion of the moving adjusting groove 1032, two moving frames 1033 are symmetrically arranged at the two ends of the screw rod 1038 and the inner portion of the moving adjusting groove 1032 through the screw rod 1038 and the forward and reverse motor 1037, the two moving frames 1033 are oppositely moved and adjusted at the two ends of the screw rod 1038, and the supporting diagonal bar 1031 is adjusted to a certain inclination angle after the moving frames 1033 are oppositely moved and adjusted, so that the workpiece can be conveniently ejected by the driving and adjusting operation.

In order to facilitate stable sliding support adjustment of the top end of the supporting diagonal bar 1031 when a certain angle occurs in a crossing manner through the sliding connection assembly, in this embodiment, preferably, the sliding connection assembly comprises two supporting sliding rails 1036 disposed at two ends of the lower surface of the moving adjustment plate 105, the end portions of the supporting sliding rails 1036 are slidably connected with supporting sliding bases 1035, when the supporting diagonal bar 1031 is adjusted to a certain angle in a crossing manner, the supporting diagonal bar 1031 drives the supporting sliding bases 1035 to slide on the outer surfaces of the supporting sliding rails 1036 at the end portions of the crossing adjustment, and the top end of the supporting diagonal bar 1031 and the lower surface of the moving adjustment plate 105 slowly move to be ejected for adjustment during adjustment.

In order to facilitate the slow-moving ejection adjustment of the moving adjustment plate 105 through the support adjustment assembly, in this embodiment, preferably, the support adjustment assembly includes a mounting slide 1034 welded and fixed at two ends of the moving frame 1033, two ends of the upper surface of the built-in bottom plate 103 are provided with a support slide 1039, the mounting slide 1034 is slidably connected with the inside of the support slide 1039, the moving frame 1033 drives the mounting slide 1034 to slide in the support slide 1039 when moving, the support slide 1039 slides to adjust the support slide 1031 to a certain inclination, the end connection part of the mounting slide 1034 and the support slide 1035 is movably connected with the support slide 1031 through a connecting pin, the two support slide 1031 are in cross arrangement, and the end part of the support slide 1031 is slidably connected with the lower surface of the moving adjustment plate 105 through the support slide 1035 and the support slide rail 6, when the support slide 1031 is in cross movement to a certain angle, the top end of the support slide 1031 and the lower surface of the moving adjustment plate 105 are slidably supported by the support slide 1035 and the support slide rail 1036, and the ejection adjustment is performed slowly.

Example 2

Referring to fig. 1, 3,4, 5 and 8, the present utility model provides a technical solution, including a mold ejection mechanism main body 100, the mold ejection mechanism main body 100 includes a lower die holder 101, a groove 102, a built-in bottom plate 103, a push rod 104, a moving adjusting plate 105 and a top plate 106, the groove 102 is opened at the inner bottom end of the lower die holder 101, the mold is placed on the ground through the lower die holder 101 to process a molded workpiece, the built-in bottom plate 103 is disposed at the inner bottom end of the groove 102, the moving adjusting plate 105 is disposed at the upper surface of the built-in bottom plate 103 in the groove 102, the push rod 104 is disposed at four corners and the middle position of the upper surface of the moving adjusting plate 105, the top plate 106 is disposed at the inner bottom end of the lower die holder 101, and the top end of the push rod 104 is fixedly connected with the lower surface of the top plate 106 through bolts, after the process molding, the moving adjusting plate 105 slowly moves to drive the push rod 104 and the top plate 106 to uniformly force and slowly eject the mold, the mold ejection mechanism main body 100 is further provided with:

The stable control mechanism comprises a sliding control assembly and a rolling assembly, the sliding control assembly is arranged at the joint of the end part of the movable adjusting plate 105 and the inner side of the groove 102, the rolling assembly is arranged in the sliding control assembly, when the die ejection mechanism main body 100 ejects a workpiece processed and formed in the die, the stable control mechanism is used for buffering and controlling the movable adjusting plate 105 to move so as to drive the ejector rod 104 and the top plate 106 to move and eject, and the stability of the die ejection mechanism main body 100 during the slow movement and ejection operation in the die is improved.

In order to facilitate the stable control of the movable adjusting plate 105 to perform the buffering, moving and ejecting operation through the sliding control assembly, in this embodiment, preferably, the sliding control assembly includes a control chute 1051 formed at two ends of the inside of the groove 102, two control sliders 1052 are welded and fixed at two ends of the movable adjusting plate 105, and the control sliders 1052 are matched with the inner structure of the control chute 1051, and the movable adjusting plate 105 drives the control sliders 1052 to perform the sliding control in the control chute 1051 during movement, so that the movable adjusting plate 105 stably drives the ejector rod 104 and the top plate 106 to slowly move and eject.

In order to facilitate smooth sliding control of the control slider 1052 inside the control chute 1051 through the rolling assembly, in this embodiment, preferably, the rolling assembly includes a rolling groove 1054 formed inside the control slider 1052, the rolling groove 1054 is in rolling connection with a ball 1053, and the outer surface of the ball 1053 contacts with the inner surface of the control chute 1051, when the movement adjusting plate 105 moves to drive the control slider 1052 to slide, the control slider 1052 slides to drive the ball 1053 to roll in contact with the inner surface of the control chute 1051, and the ball 1053 is in smooth rolling inside the rolling groove 1054 to stably control sliding of the control slider 1052, so as to eject the movement adjusting plate 105 in a more stable and slow movement.

The model of the forward and reverse rotation motor 1037 in the utility model is YS-70KTYZ.

Before the die ejection mechanism is used, the die ejection mechanism main body 100 can be stably placed at a machining and forming position by contacting the ground with the lower die base body 101, and after the die ejection mechanism main body 100 is machined and formed, a top plate 106 is embedded into the inner bottom end of the lower die base body 101 and is injected into the lower die base body 101 for machining and forming;

Then, when the die performs ejection operation on the workpiece in the lower die holder body 101 after the die performs processing forming, the forward and reverse rotation motor 1037 can be operated to drive the screw rod 1038 to rotate, the screw rod 1038 rotates to move the two moving frames 1033 in opposite directions in the moving adjusting groove 1032, the two moving frames 1033 drive the two groups of mounting sliding plates 1034 to move in opposite directions until the mounting sliding plates 1034 slide in the supporting sliding grooves 1039, the mounting sliding plates 1034 slide to drive the supporting inclined rods 1031 to adjust and generate a certain inclination angle, the two groups of supporting inclined rods 1031 cross-adjust the end parts to drive the supporting sliding seat 1035 to slide on the outer surface of the supporting sliding rail 1036, the moving adjusting plate 105 is stably and slowly moved upwards, the moving adjusting plate 105 drives the ejector rod 104 and the top plate 106 to move, and uniformly stressed top ends are arranged at the edge and middle position of the top plate 106 through the ejector rod 104 until the top plate 106 uniformly stressed slowly to take materials on the processed workpiece, the processed workpiece is not easy to cause ejection damage when the processed workpiece is slowly cooled, and the ejection mechanism main body 100 is installed in the die to perform ejection operation and the ejection operation on the workpiece is improved;

Finally, when the inside of the die is processed and formed and the workpiece is ejected, the movable adjusting plate 105 moves to drive the ejector rod 104 and the top plate 106 to slowly move, at this time, the movable adjusting plate 105 drives the control slide block 1052 to slide in the control slide groove 1051 during the slow movement, the control slide block 1052 drives the ball 1053 to contact with the inner surface of the control slide groove 1051 and drive the ball 1053 to roll in the rolling groove 1054 during the sliding, so that the control slide block 1052 stably moves to control the operation, the movable adjusting plate 105 moves more stably and slowly, and the ejector rod 104 and the top plate 106 are stably stressed to slowly eject the operation, thereby improving the stability of the die ejection mechanism main body 100 when the die is installed in the slow movement ejection operation.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a mould ejection mechanism, includes mould ejection mechanism main part (100), mould ejection mechanism main part (100) include die holder body (101), recess (102), built-in bottom plate (103), ejector pin (104), remove regulating plate (105) and roof (106), inside bottom at die holder body (101) is seted up to recess (102), built-in bottom plate (103) set up in the inside bottom of recess (102), remove regulating plate (105) set up the upper surface of built-in bottom plate (103) and lie in the inside of recess (102), ejector pin (104) set up in four turning and intermediate position departments of the upper surface of removing regulating plate (105), roof (106) set up in the inside bottom of die holder body (101), just the top of ejector pin (104) and the lower surface of roof (106) pass through bolt fixed connection, wherein still be provided with on mould ejection mechanism main part (100):

The slow ejection mechanism comprises a driving assembly, a sliding connection assembly and a supporting adjustment assembly, wherein the driving assembly is arranged at the middle position inside the built-in bottom plate (103), the sliding connection assembly is arranged at two ends of the lower surface of the movable adjustment plate (105), and the supporting adjustment assembly is arranged at the connection position of the end part of the driving assembly and the end part of the sliding connection assembly;

The stable control mechanism comprises a sliding control assembly and a rolling assembly, wherein the sliding control assembly is arranged at the joint of the end part of the movable adjusting plate (105) and the inner side of the groove (102), and the rolling assembly is arranged in the sliding control assembly.

2. The ejection mechanism of claim 1, wherein the driving assembly comprises a movement adjusting groove (1032) formed in the inner portion of the built-in bottom plate (103), a screw rod (1038) is rotatably connected to the middle position in the movement adjusting groove (1032), a forward and reverse rotating motor (1037) is arranged on the surface of the built-in bottom plate (103) at the end portion of the screw rod (1038), and moving frames (1033) are arranged at two ends of the screw rod (1038).

3. The ejection mechanism according to claim 2, wherein the two movable frames (1033) are symmetrically arranged, and the interiors of the movable frames (1033) and the movable adjustment grooves (1032) are movably adjusted by the screw rod (1038) and the forward and reverse rotation motor (1037).

4. The ejection mechanism of claim 2, wherein the sliding connection assembly comprises two support slide rails (1036) disposed at two ends of the lower surface of the movable adjustment plate (105), and the ends of the support slide rails (1036) are slidably connected with a support slide (1035).

5. The ejection mechanism of claim 4, wherein the support adjusting assembly comprises mounting sliding plates (1034) welded and fixed at two ends of the movable frame (1033), support sliding grooves (1039) are formed in two ends of the upper surface of the built-in bottom plate (103), the mounting sliding plates (1034) are slidably connected with the inside of the support sliding grooves (1039), and support diagonal rods (1031) are movably connected at the connection positions of the mounting sliding plates (1034) and the ends of the support sliding seats (1035) through connecting pins.

6. The ejection mechanism of claim 5, wherein two support diagonal bars (1031) are arranged in a crossing manner, and the end parts of the support diagonal bars (1031) and the lower surface end parts of the movement adjusting plates (105) are connected with the support slide rails (1036) in a sliding support manner through the support slide seats (1035).

7. The ejection mechanism of claim 1, wherein the sliding control assembly comprises control sliding grooves (1051) formed in two inner side end portions of the groove (102), two control sliding blocks (1052) are fixedly welded at two ends of the movable adjusting plate (105), and the control sliding blocks (1052) are matched with the inner structure of the control sliding grooves (1051).

8. A mold ejection mechanism according to claim 7, wherein the rolling assembly comprises a rolling groove (1054) formed in the control slide (1052), a ball (1053) is connected in rolling manner in the rolling groove (1054), and the outer surface of the ball (1053) is in contact with the inner surface of the control slide (1051).