CN215657424U - Hydraulic press capable of rapidly removing die - Google Patents
Hydraulic press capable of rapidly removing die Download PDFInfo
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- CN215657424U CN215657424U CN202121951135.8U CN202121951135U CN215657424U CN 215657424 U CN215657424 U CN 215657424U CN 202121951135 U CN202121951135 U CN 202121951135U CN 215657424 U CN215657424 U CN 215657424U
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Abstract
The utility model discloses a hydraulic press capable of quickly removing a die, which comprises a machine table, an upper frame and a lower frame, wherein the upper frame comprises a pressing plate, the hydraulic press also comprises a hydraulic cylinder which is arranged on the upper frame and can drive the pressing plate to lift and a plurality of upper die clamping devices which can clamp an upper die on the pressing plate; the upper frame also comprises a lower plate, the hydraulic press also comprises an upper and lower die guide structure and a plurality of lower die clamping devices which are arranged on the lower plate and can clamp the lower die to the lower plate; the hydraulic press also comprises a mold core lifting device arranged on the lower frame, the upper end of the mold core lifting device is connected with the mold core, and the mold core is driven by the mold core lifting device to lift up and down in a reciprocating manner to process the workpiece. The utility model can realize the quick die change of the die by the structural design of the hydraulic press, and can realize the stable, continuous and automatic lifting of the die core by the design of the die core lifting device, thereby realizing the stable, continuous and automatic processing of workpieces, such as hobbing processing.
Description
Technical Field
The utility model relates to the technical field of hydraulic presses, in particular to a hydraulic press capable of quickly removing a mold.
Background
Hydraulic (press) machines are widely used in the machining of machine parts, particularly in mechanized mass production processes, as press machines for metal parts. The existing hydraulic press is mainly used for realizing the stamping operation, is mostly a vertical hydraulic structure, drives the stamping head by the hydraulic cylinder to carry out stamping, and in the stamping process, the stamping die is fixed on the stamping head, and the part to be processed is stamped.
The existing hydraulic machine has the advantages that firstly, the fixing mode of the die and the machine table is locking fit through a fastener (such as the fit of a bolt and a threaded hole), the die changing process is complex, manual die changing is needed, and manpower and time are wasted; secondly, most of the existing hydraulic presses realize the stamping function through a die, namely, a stamping head is used for stamping holes or grooves and the like, and the existing hydraulic presses lack the capability of being matched with a special die (particularly a die core) to realize other processing of workpieces, and are more suitable for processing gear hobbing and the like on the surface of a metal shaft.
The utility model aims to provide a hydraulic machine capable of quickly removing a mould, which can overcome the defects.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing a hydraulic press capable of quickly removing a die, which can realize quick die change of the die through the structural design of the hydraulic press, and can realize stable, continuous and automatic lifting of the die core through the design of a die core lifting device, thereby realizing stable, continuous and automatic processing of workpieces, such as hobbing processing.
In order to solve the technical problems, the utility model adopts a technical scheme that: the hydraulic press capable of quickly removing the die is provided, the die comprises an upper die, a lower die and a die core, the hydraulic press comprises a machine table, an upper frame and a lower frame, the upper frame is positioned above the machine table, and the lower frame is positioned below the machine table;
the upper frame comprises a pressing plate, the hydraulic press further comprises a hydraulic cylinder which is arranged on the upper frame and can drive the pressing plate to lift and a plurality of upper die clamping devices which can clamp the upper die on the pressing plate, the output end of the hydraulic cylinder is connected with the pressing plate, the upper die clamping devices are mounted on the pressing plate, the pressing plate and the upper die are driven by the hydraulic cylinder to lift up and down, and the upper die is fixed on the pressing plate by the upper die clamping devices;
the upper frame further comprises a lower plate, the hydraulic press further comprises an upper die and lower die guide structure and a plurality of lower die clamping devices which are arranged on the lower plate and can clamp the lower die to the lower plate, the upper die and lower die guide structure is arranged on the machine table and the lower plate, the die moves to the lower plate along the upper die and lower die guide structure, and the lower die is clamped to the lower plate through the lower die clamping devices;
the hydraulic press also comprises a mold core lifting device arranged on the lower frame, the upper end of the mold core lifting device is connected with the mold core, and the mold core is driven by the mold core lifting device to reciprocate up and down to process a workpiece.
The workpiece is a metal shaft at the position of a back cushion of the automobile seat, the mold core is a mold core capable of machining gear hobbing, and the hydraulic machine is a hydraulic gear hobbing machine.
Furthermore, the upper die clamping device and the lower die clamping device both comprise a die clamper and a die clamper driving unit capable of driving the die clamper to translate, and the die clamper is driven by the die clamper driving unit to approach the upper die or the lower die and clamp the upper die or the lower die.
Further, the upper die and the lower die guide structure comprise two parallel die lifters, and the die can slide along the die lifters.
The lower die is provided with a first limiting portion, the lower die is provided with a second limiting portion, and the sliding stroke of the die is limited by the matching of the first limiting portion and the second limiting portion.
The mold core lifting device comprises a driving mechanism, a transmission structure, a nut, a screw rod, a nut fixing assembly, a screw rod rotation stopping structure, a connecting column and a first connecting assembly for connecting the connecting column and the screw rod, wherein the end part of the connecting column can be connected with the mold core;
the screw rod rotation stopping structure is arranged at the upper end of the screw rod, and the swing of the upper end of the screw rod is limited through the screw rod rotation stopping structure;
the driving mechanism drives the transmission structure to transmit power to the nut, and the nut is matched with the screw rod to drive the screw rod to lift up and down, so that the connecting column and the mold core are driven to move up and down.
Further, the nut fixing assembly comprises a nut seat, a bearing and a fixing seat, the nut is fixed on the nut seat, and the bearing is located between the nut seat and the fixing seat.
The mold core lifting device further comprises a linear guide rail and a second connecting assembly capable of connecting the screw rod with the linear guide rail, and the linear guide rail is mounted on the lower rack;
the second connecting assembly comprises a connecting seat and L-shaped sliding blocks, the L-shaped sliding blocks are located on two sides of the connecting seat and fixedly connected with the connecting seat, and the L-shaped sliding blocks can slide along the linear guide rails.
Further speaking, the lead screw rotation stopping structure comprises a connecting key, a key groove in the upper end of the lead screw and a key groove in the connecting seat, wherein the connecting key is clamped into the two key grooves simultaneously to realize the rotation stopping of the upper end of the lead screw in the circumferential direction.
Further, the two ends of the connecting column are provided with hanging platforms, the first connecting assembly comprises a connecting block, an annular block, an axial fastener and a radial fastener, one of the hanging platforms is matched with a mold, the other hanging platform can stretch into a groove of the connecting block, the annular block is sleeved on the connecting column, the annular block and the connecting block are fixed through the axial fastener, and the annular block and the connecting column are fixed through the radial fastener.
The utility model has the beneficial effects that:
according to the utility model, whether the upper die is clamped or not can be clamped by the die clamper clamp of the upper die clamping device, whether the lower die is clamped or not can be respectively quickly disassembled and assembled on the upper die and the lower die, and then the upper die and the lower die are matched with the guide structures to realize quick disassembling and assembling and replacing of the die, and the hydraulic cylinder drives the pressing plate to lift so as to realize quick die closing and die splitting of the die, so that the product can be conveniently taken out; by the design of the die core lifting device, the die core can be stably, continuously and automatically lifted, so that the workpiece can be stably, continuously and automatically processed, such as gear hobbing;
furthermore, the lower plate is provided with a limiting plate which is provided with a first limiting part, the lower die is provided with a second limiting part, and the sliding stroke of the die is limited by the matching of the two limiting parts, so that the die is ensured to be installed in place;
moreover, the upper and lower die guide structure comprises two parallel die lifters, the die can slide along the die lifters, and the die can easily slide onto the pressing plate through the die lifters, so that the die is convenient to mount and take down;
in addition, the mold core lifting device drives the mold core of the connecting shaft column arranged at the end part of the screw rod to automatically lift through the matching of the driving mechanism, the nut and the screw rod;
the screw rod is sleeved with a nut, the nut is installed on a lower rack through a nut fixing assembly, the upper end of the screw rod is connected to a connecting seat through a screw rod rotation stopping structure, the connecting seat is fixed with an L-shaped sliding block, the L-shaped sliding block is matched with a linear guide rail, and the upper end of the screw rod is circumferentially limited through the screw rod rotation stopping structure; therefore, the lower part and the upper end of the screw rod are fixedly connected with the lower frame through structures, so that the screw rod can only linearly move in the vertical direction, and the circumferential shaking or swinging of the screw rod is avoided (particularly, the influence caused by shaking is larger when the screw rod is longer), thereby ensuring the stability and stationarity of the lifting process of the mold core connected with the screw rod, and finally ensuring the processing precision of a product;
compared with the traditional screw rod rotating nut translation mode of an electric cylinder, the mode that the screw rod moves up and down through nut rotation does not need a special sleeve (also called a shell) matched with the nut, and the mode that the L-shaped sliding block is matched with the linear guide rail is adopted, so that the action process is more stable;
the lower end of the connecting column is provided with a hanging table and a connecting block which is matched with the hanging table and is provided with a groove, so that the limiting of the connecting column and the screw rod can be realized, and the connecting column and the screw rod can be fixedly and stably connected through the matching of the fastening piece and the annular block;
and fourthly, a hanging table is arranged at the upper end of the connecting column, and the mould can be quickly and detachably connected with the lifting device through the matching of the hanging table and a sliding groove of a connecting plate of the mould.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is an external view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is one of the structural schematics at the upper housing of the present invention (from an angle);
FIG. 4 is a partial enlarged view of portion A of FIG. 3;
FIG. 5 is a second schematic structural view (from another perspective) at the upper frame of the present invention;
FIG. 6 is a schematic structural view of an upper and lower clamping die assembly of the present invention;
FIG. 7 is a schematic view of the structure of the upper and lower die guide structure of the present invention;
FIG. 8 is one of the schematic structural views (from an angle) at the core lifting device of the present invention;
FIG. 9 is a second schematic view (from another perspective) of the core lifter of the present invention;
FIG. 10 is a third schematic structural view of the core lifter of the present invention (the lower frame is not shown);
FIG. 11 is an exploded view of the first connection assembly of the present invention;
FIG. 12 is an axial cross-sectional view at the lead screw of the present invention;
FIG. 13 is a schematic structural view of the mold of the present invention;
FIG. 14 is an exploded view of the mold of the present invention;
the parts in the drawings are marked as follows:
the mold comprises a mold 100, an upper mold 1001, a lower mold 1002, a lower template 10021, a mounting groove 100211, a second limiting part 100212, a connecting block 10022, a chute 100221 and a mold core 1003;
a workpiece 200;
the device comprises a machine table 10, an upper die and lower die guide structure 101, a die lifter 1011, a baffle 1012 and a mounting seat 1013;
the upper frame 20, the pressing plate 201, the lower plate 202, the limit plate 2021, the first limit part 20211, the through hole 2022, the upper plate 203 and the fixing guide pillar 204;
the device comprises a lower rack 30, a linear guide rail 301, an upper mounting plate 302, a lower mounting plate 303 and a fixing column 304;
a hydraulic cylinder 40;
the upper die clamping device 50, the die clamper 501 and the die clamper driving unit 502;
a lower clamping die device 60;
the device comprises a mold core lifting device 70, a driving mechanism 701, a motor 7011, a speed reducer 7012, a transmission structure 702, a synchronous belt 7021, a synchronous wheel 7022, a nut 703, a screw rod 704, a key groove 7041, a nut fixing component 705, a nut seat 7051, a bearing 7052, a fixed seat 7053, a connecting key 706, a connecting column 707, a hanging table 7071, a first connecting component 708, a connecting block 7081, an annular block 7082, an axial fastener 7083, a radial fastener 7084, a connecting seat 709 and an L-shaped sliding block 7010;
servo hydraulic system 80, control system 90, grid type bounding wall 110.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and the present invention will be described in detail with reference to the accompanying drawings. The utility model may be embodied in other different forms, i.e. it is capable of various modifications and changes without departing from the scope of the utility model as disclosed.
Example (b): a hydraulic press capable of rapidly removing a mold, as shown in fig. 1 to 4 and fig. 13 and 14, a mold 100 comprises an upper mold 1001, a lower mold 1002 and a mold core 1003, the hydraulic press comprises a machine table 10, an upper frame 20 and a lower frame 30, the upper frame is located above the machine table, and the lower frame is located below the machine table;
the upper frame comprises a pressing plate 201, the hydraulic press further comprises a hydraulic cylinder 40 which is arranged on the upper frame and can drive the pressing plate to lift and a plurality of upper die clamping devices 50 which can clamp the upper die on the pressing plate, the output end of the hydraulic cylinder is connected with the pressing plate, the upper die clamping devices are mounted on the pressing plate, the pressing plate and the upper die are driven by the hydraulic cylinder to lift up and down, and the upper die is fixed on the pressing plate by the upper die clamping devices;
the upper frame further comprises a lower plate 202, the hydraulic press further comprises an upper die and lower die guide structure 101 and a plurality of lower die clamping devices 60 which are arranged on the lower plate and can clamp lower dies to the lower plate, the upper die and lower die guide structure is arranged on the machine table and the lower plate, the die moves to the lower plate along the upper die and lower die guide structure, and the lower dies are clamped to the lower plate through the lower die clamping devices;
the hydraulic press further comprises a mold core lifting device 70 arranged on the lower frame, the upper end of the mold core lifting device is connected with the mold core, and the mold core is driven by the mold core lifting device to reciprocate up and down to process the workpiece 200.
For example, the workpiece is a metal shaft at the headrest of the automobile seat, and at this time, the workpiece is subjected to gear hobbing, and at this time, the hydraulic machine is a hydraulic gear hobbing machine, but is not limited thereto.
As shown in fig. 1, in this embodiment, the hydraulic machine further includes a control system 90 and a grid-type coaming 110, where the grid-type coaming is located at the periphery of the hydraulic machine; the grid type coaming has a protection effect on equipment, and the hydraulic cylinder, the servo hydraulic system, the upper die clamping device, the lower die clamping device and the die core lifting driving device are all electrically connected with the control system.
As shown in fig. 1 to 4, the upper frame further comprises an upper plate 203 on which a servo hydraulic system 80 capable of providing power is mounted. Compared with the traditional mode that the servo hydraulic system is placed on the ground, the design can reduce the occupied space of the whole equipment.
For example, in this embodiment, the servo hydraulic system provides power for the hydraulic cylinder and the die clamper.
In this embodiment, as shown in fig. 3, the upper frame is a three-plate four-column structure, the three-plate four-column structure includes the upper plate, the pressing plate, and the lower plate, the three-plate four-column structure further includes four fixing guide pillars 204, the upper plate and the lower plate are respectively mounted at two ends of the fixing guide pillars, and the pressing plate is sleeved on the fixing guide pillars and can move up and down along the fixing guide pillars.
In this embodiment, as shown in fig. 2 to 7, each of the upper mold clamping device and the lower mold clamping device includes a mold clamp 501 and a mold clamp driving unit 502 capable of driving the mold clamp to translate, and the mold clamp is driven by the mold clamp driving unit to approach the upper mold or the lower mold and clamp the upper mold or the lower mold. The die clamper is driven by hydraulic pressure, which is the prior art and is not described in detail. In this embodiment, the mold clamping device driving unit is an air cylinder, but may also be other driving structures.
As shown in fig. 7, the upper and lower die guide structure includes two parallel die lifters 1011 along which the dies can slide. In this embodiment, the upper and lower die guiding structure further includes a baffle and two mounting seats, wherein one end of each of the two mounting seats is provided with a baffle 1012, and the baffle is connected with the mounting seat 1013 of the die lifter. The mould can be easily slid onto the pressing plate through the mould lifter. In this embodiment, the mold lifter is a spring type mold lifter, which is a prior art and is not described in detail.
As shown in fig. 4 and 7, the lower plate is provided with a limiting plate 2021, the limiting plate is provided with a first limiting portion 20211, the lower mold is provided with a second limiting portion 100212, and the sliding stroke of the mold is limited by the cooperation of the first limiting portion and the second limiting portion.
The first limiting part is a limiting groove, and the second limiting part is a limiting clamping protrusion;
or, the first limiting part is a limiting clamping protrusion, and the second limiting part is a limiting groove. The latter is shown in fig. 4 in this embodiment.
As shown in fig. 2 and fig. 8 to 12, the mold core lifting device 70 includes a driving mechanism 701, a transmission structure 702, a nut 703, a screw 704, a nut fixing component 705, a screw rotation stopping structure, a connecting column 707, and a first connecting component 708 for connecting the connecting column with the screw, an end of the connecting column can be connected with the mold core, the driving mechanism is connected with the transmission structure, the nut is connected with the transmission structure and the screw through the nut fixing component, and one end of the screw is connected with the connecting column through the first connecting component;
the screw rod rotation stopping structure is arranged at the upper end of the screw rod, and the swing of the upper end of the screw rod is limited through the screw rod rotation stopping structure;
the driving mechanism drives the transmission structure to transmit power to the nut, and the nut is matched with the screw rod to drive the screw rod to lift up and down, so that the connecting column and the mold core are driven to move up and down.
As shown in fig. 8, in this embodiment, the driving mechanism includes a motor 7011 and a speed reducer 7012, the transmission structure includes a synchronous belt 7021 and two synchronous wheels 7022, one of the synchronous wheels is connected to an output end of the speed reducer, the other synchronous wheel is connected to the nut fixing assembly, the synchronous belt is simultaneously sleeved on the two synchronous wheels, the motor drives the speed reducer to rotate, and then the nut is driven to rotate by the synchronous wheels and the synchronous belt.
As shown in fig. 10 and 12, the nut fixing assembly includes a nut seat 7051, a bearing 7052, and a fixing seat 7053, the nut is fixed to the nut seat, and the bearing is located between the nut seat and the fixing seat. In this embodiment, the nut fixing assembly further includes a sealing ring, the sealing ring is located between the nut seat and the fixing seat, and the nut seat is fixed to the lower frame.
As shown in fig. 9 to 12, the mold core lifting device further includes a linear guide 301 mounted to the lower frame, and a second connecting assembly capable of connecting a screw rod to the linear guide;
the second connecting assembly comprises a connecting seat 709 and an L-shaped sliding block 7010, the L-shaped sliding block is located on two sides of the connecting seat and fixedly connected with the connecting seat, and the L-shaped sliding block can slide along the linear guide rail.
As shown in fig. 12, the screw rotation stopping structure includes a connection key 706, a key slot 7041 formed in the upper end of the screw, and a key slot 7041 formed in the connection seat, and the connection key is simultaneously clamped into the two key slots to realize circumferential rotation stopping of the upper end of the screw.
As shown in fig. 11 to 13, hanging platforms 7071 are provided at both ends of the connecting column, the first connecting assembly includes a connecting block 7081, an annular block 7082, an axial fastener 7083, and a radial fastener 7084, one of the hanging platforms is matched with a mold, and the other hanging platform can extend into a groove of the connecting block, the annular block is sleeved on the connecting column, the annular block and the connecting block are fixed by the axial fastener, and the annular block and the connecting column are fixed by the radial fastener.
As shown in fig. 5, 13 and 14, in this embodiment, the lower mold includes a lower mold plate 10021 and a connecting block 10022, the lower mold plate has a through hole 2022 in the middle, the lower mold plate has a mounting groove 100211, the connecting block is located in the mounting groove, the connecting block has a sliding groove 100221, the connecting block is connected to the mold core, and the hanging table at the upper end of the connecting column can be hung on the sliding groove and slide along the sliding groove.
As shown in fig. 8, in this embodiment, the lower frame includes an upper mounting plate 302, a lower mounting plate 303, and four fixing columns 304, and two ends of each fixing column respectively fix the upper mounting plate and the lower mounting plate; the nut fixing seat and the driving mechanism are installed on the lower installation plate.
The upper mounting plate has through holes corresponding to the through holes of the lower plate.
The working principle and the working process of the utility model are as follows:
starting equipment, under the action of a control system, enabling the die holders of the upper die clamping device and the lower die clamping device to be in a loose state, moving the die to a pressing plate along a die lifter until a limiting groove of a lower die plate of the die is in limiting fit with a limiting clamp protrusion of a limiting plate, clamping a hanging platform at the upper end of a connecting column into a sliding chute of a connecting plate of the die, then driving the pressing plate to descend by a hydraulic cylinder to press an upper die to a lower die, driving a die holder driving unit of the upper die clamping device to drive the die holder to clamp the upper die, driving the die holder driving unit of the lower die device to drive the die holder to clamp the lower die, then driving the pressing plate to ascend by the hydraulic cylinder, placing a workpiece to be processed on the lower die, then driving the upper die to descend by the hydraulic cylinder to clamp the upper die and the lower die, and completing the installation of the workpiece;
then, the motor is decelerated by a speed reducer, power is transmitted to a nut seat and a nut fixed on the nut seat through the matching of a synchronous wheel and a synchronous belt, the rotation of the nut is converted into the up-and-down movement of a lead screw through the matching of the nut and the lead screw, a connecting column installed at the end part of the lead screw is driven to lift up and down, the mold core is finally driven to move up and down in a reciprocating mode through the matching of a hanging table at the upper end of the connecting column and a connecting plate of a mold and the matching of the connecting plate and the mold core, and the workpiece is machined, for example, the workpiece is a metal shaft at the headrest of an automobile seat, gear hobbing is conducted at the moment, but the method is not limited to the moment, and the hydraulic machine can be called as a hydraulic gear hobbing machine; after the machining is finished, the hydraulic cylinder drives the pressing plate and the upper die to lift, the workpiece is taken out, and the action process is repeated;
when the die is taken down or replaced, the die clamper driving units of the upper die clamping device and the lower die clamping device drive the die clamper to loosen, the hydraulic cylinder drives the pressing plate to lift up, and then the die moves along the die lifter of the upper die guiding mechanism and the lower die guiding mechanism, so that the die can be taken down.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings, or other related technical fields, are encompassed by the present invention.
Claims (10)
1. The utility model provides a hydraulic press that can tear down mould fast, mould (100) include mould (1001), lower mould (1002) and mold core (1003), its characterized in that: the hydraulic machine comprises a machine table (10), an upper frame (20) and a lower frame (30), wherein the upper frame is positioned above the machine table, and the lower frame is positioned below the machine table;
the upper frame comprises a pressing plate (201), the hydraulic press further comprises a hydraulic cylinder (40) which is arranged on the upper frame and can drive the pressing plate to lift and a plurality of upper die clamping devices (50) which can clamp the upper die on the pressing plate, the output end of the hydraulic cylinder is connected with the pressing plate, the upper die clamping devices are mounted on the pressing plate, the pressing plate and the upper die are driven by the hydraulic cylinder to lift up and down, and the upper die is fixed on the pressing plate by the upper die clamping devices;
the upper frame further comprises a lower plate (202), the hydraulic press further comprises an upper and lower die guide structure (101) and a plurality of lower die clamping devices (60) which are arranged on the lower plate and can clamp lower dies to the lower plate, the upper and lower die guide structure is arranged on the machine table and the lower plate, the die moves to the lower plate along the upper and lower die guide structure, and the lower dies are clamped to the lower plate through the lower die clamping devices;
the hydraulic press also comprises a mold core lifting device (70) arranged on the lower frame, the upper end of the mold core lifting device is connected with the mold core, and the mold core lifting device drives the mold core to reciprocate up and down to process a workpiece (200).
2. Hydraulic machine capable of rapid demolition according to claim 1, characterized in that: the workpiece is a metal shaft at the position of a back cushion of the automobile seat, the mold core is a mold core capable of machining gear hobbing, and the hydraulic machine is a hydraulic gear hobbing machine.
3. Hydraulic machine capable of rapid demolition according to claim 1, characterized in that: the upper die clamping device and the lower die clamping device both comprise a die clamper (501) and a die clamper driving unit (502) capable of driving the die clamper to translate, and the die clamper is driven by the die clamper driving unit to be close to the upper die or the lower die and clamped.
4. Hydraulic machine capable of rapid demolition according to claim 1, characterized in that: the upper and lower die guide structure comprises two parallel die lifters (1011), and the die can slide along the die lifters.
5. Hydraulic machine capable of rapid demolition according to claim 1, characterized in that: the lower plate is provided with a limiting plate (2021), the limiting plate is provided with a first limiting part (20211), the lower die is provided with a second limiting part (100212), and the sliding stroke of the die is limited by the matching of the first limiting part and the second limiting part.
6. Hydraulic machine capable of rapid demolition according to claim 1, characterized in that: the mold core lifting device (70) comprises a driving mechanism (701), a transmission structure (702), a nut (703), a screw rod (704), a nut fixing component (705), a screw rod rotation stopping structure, a connecting column (707) and a first connecting component (708) for connecting the connecting column with the screw rod, the end part of the connecting column can be connected with a mold core, the driving mechanism is connected with the transmission structure, the nut is connected with the transmission structure and the screw rod through the nut fixing component, and one end of the screw rod is connected with the connecting column through the first connecting component;
the screw rod rotation stopping structure is arranged at the upper end of the screw rod, and the swing of the upper end of the screw rod is limited through the screw rod rotation stopping structure;
the driving mechanism drives the transmission structure to transmit power to the nut, and the nut is matched with the screw rod to drive the screw rod to lift up and down, so that the connecting column and the mold core are driven to move up and down.
7. A hydraulic machine capable of rapid form removal according to claim 6, characterised in that: the nut fixing assembly comprises a nut seat (7051), a bearing (7052) and a fixing seat (7053), the nut is fixed on the nut seat, and the bearing is located between the nut seat and the fixing seat.
8. A hydraulic machine capable of rapid form removal according to claim 6, characterised in that: the mold core lifting device also comprises a linear guide rail (301) and a second connecting assembly capable of connecting the screw rod with the linear guide rail, and the linear guide rail is arranged on the lower rack;
the second connecting assembly comprises a connecting seat (709) and L-shaped sliding blocks (7010), the L-shaped sliding blocks are located on two sides of the connecting seat and fixedly connected with the connecting seat, and the L-shaped sliding blocks can slide along the linear guide rail.
9. Hydraulic machine capable of rapid demolition according to claim 8, characterized in that: the lead screw rotation stopping structure comprises a connecting key (706), a key groove (7041) in the upper end of the lead screw and a key groove (7041) in the connecting seat, and the connecting key is clamped into the two key grooves simultaneously to realize the rotation stopping of the upper end of the lead screw in the circumferential direction.
10. Hydraulic machine capable of rapid demolition according to claim 8, characterized in that: the both ends of spliced pole all are equipped with and hang platform (7071), first connecting assembly includes connecting block (7081), annular piece (7082), axial fastener (7083) and radial fastener (7084), one of them hang platform and mould cooperation, and another string of platform can stretch into in the recess of connecting block, the annular piece suit in the spliced pole will through axial fastener the annular piece with the connecting block is fixed, through radial fastener will the annular piece with the spliced pole is fixed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121951135.8U CN215657424U (en) | 2021-08-20 | 2021-08-20 | Hydraulic press capable of rapidly removing die |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121951135.8U CN215657424U (en) | 2021-08-20 | 2021-08-20 | Hydraulic press capable of rapidly removing die |
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| CN215657424U true CN215657424U (en) | 2022-01-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113843352A (en) * | 2021-08-20 | 2021-12-28 | 昆山力比格智能科技有限公司 | Hydraulic press capable of rapidly removing die |
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2021
- 2021-08-20 CN CN202121951135.8U patent/CN215657424U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113843352A (en) * | 2021-08-20 | 2021-12-28 | 昆山力比格智能科技有限公司 | Hydraulic press capable of rapidly removing die |
| CN113843352B (en) * | 2021-08-20 | 2024-11-05 | 昆山力比格智能科技有限公司 | Hydraulic press capable of rapidly removing die |
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