CN218197171U

CN218197171U - Hydraulic machine capable of quickly replacing die

Info

Publication number: CN218197171U
Application number: CN202222385438.9U
Authority: CN
Inventors: 高皓; 高世鹏
Original assignee: Baoji Jinshengyuan Titanium Industry Co ltd
Current assignee: Baoji Jinshengyuan Titanium Industry Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-01-03
Anticipated expiration: 2032-09-08

Abstract

The utility model discloses a hydraulic machine capable of rapidly replacing a mould, which comprises a shell, wherein a hydraulic rod is arranged on the shell, and a mounting groove is arranged in the shell; the pressing plate is arranged in the mounting groove and is fixedly connected with the output end of the hydraulic rod, and the bottom of the pressing plate is detachably connected with an upper die; and a die positioning device is fixed at the bottom of the mounting groove, and a lower die positioned right below the upper die is clamped through the die positioning device. The top of the upper die is fixedly connected with a positioning shaft, the pressing plate is provided with a vertical installation through hole, and the positioning shaft on the upper die penetrates through the installation through hole on the pressing plate and then is in threaded connection with an installation strip at the top of the pressing plate. The mold positioning device can clamp/loosen the lower mold through the rotation of the bidirectional screw rod, and the installation/disassembly of the upper mold can be realized through the locking/releasing of the threaded connection effect of each rotating ring and the positioning shaft of the upper mold, so that the quick replacement of the upper mold and the lower mold is realized.

Description

Hydraulic press capable of quickly replacing die

Technical Field

The utility model relates to a hydraulic pressure field, concretely relates to but hydraulic press of quick replacement mould.

Background

Hydraulic machines are machines for processing products such as metal, plastic, rubber, wood, powder, etc. by using hydrostatic pressure, and are classified into valve hydraulic machines, hydraulic machines, and engineering hydraulic machines, which are commonly used in pressing processes and press forming processes, such as: forging, stamping, cold extruding, straightening, bending, flanging, thin plate drawing, powder metallurgy, press fitting and the like.

In actual use, the corresponding die needs to be replaced according to the type and size of the processed part or material. However, most of the existing hydraulic machines directly fix the die on the workbench of the hydraulic machine through bolts, so that the die is troublesome to replace and the die replacement speed is slow.

Disclosure of Invention

The utility model aims at providing a but hydraulic press of quick replacement mould to the mould of solving current hydraulic press is changed comparatively trouble, and the slow problem of mould change speed.

In order to achieve the above object, the present invention provides the following technical solutions: a hydraulic machine capable of quickly replacing a die comprises a shell, wherein a hydraulic rod is installed on the shell, and a mounting groove is formed in the shell; the pressing plate is arranged in the mounting groove and is fixedly connected with the output end of the hydraulic rod, and the bottom of the pressing plate is detachably connected with an upper die; and a mold positioning device is fixed at the bottom of the mounting groove, and a lower mold positioned right below the upper mold is clamped through the mold positioning device.

Further, the die positioning device comprises a bidirectional screw rod, a part bin is arranged at the bottom of the shell, the bidirectional screw rod is horizontally arranged in the part bin, two ends of the bidirectional screw rod are rotatably connected with the side wall of the part bin, two sections with opposite thread directions of the bidirectional screw rod are fixedly connected with connecting blocks, two ends of each connecting block are respectively rotatably connected with a pushing rod, the pushing rods and the bidirectional screw rod are arranged in a cross manner, the end part of each pushing rod is rotatably connected with a sliding block, and a positioning block is fixedly connected to each sliding block;

the spout has been seted up to the mounting groove bottom, spout and part storehouse intercommunication, and the locating piece is located the mounting groove, slider and spout sliding connection.

Furthermore, the end part of each push rod is rotatably connected with a rotating rod, and the end part of each rotating rod is rotatably connected with the sliding block.

Furthermore, one end of the bidirectional screw rod penetrates through the side wall of the part bin and extends out of the shell, a hexagon bolt hole is formed in the end portion of the bidirectional screw rod, and the hexagon bolt is inserted into the hexagon bolt hole of the bidirectional screw rod and acts to enable the bidirectional screw rod to rotate.

Furthermore, one side of each of the two positioning blocks driven by the same connecting block, which is close to each other, is a vertical plane, and the cross sections of the two positioning blocks are right-angled trapezoids.

Furthermore, the side face of each positioning block, which is in contact with the lower die, is provided with an anti-slip pad.

Furthermore, the top of the upper die is fixedly connected with a positioning shaft, a vertical installation through hole is formed in the pressing plate, and the positioning shaft on the upper die penetrates through the installation through hole in the pressing plate and then is in threaded connection with an installation strip at the top of the pressing plate.

Furthermore, the number of the positioning shafts is four, and the four positioning shafts are symmetrically distributed on two sides of the horizontal center line of the pressing plate.

Further, the mounting bar comprises a cross-shaped mounting frame, each end of the cross-shaped mounting frame is rotatably connected with a rotating ring, a threaded hole is formed in the middle of each rotating ring, and threaded holes in the four rotating rings are in one-to-one threaded connection with the four positioning shafts.

Furthermore, vertical connecting grooves are formed in two sides of the outer wall of the shell, the hydraulic rod is fixedly arranged in the connecting grooves, and the output end of the hydraulic rod is fixedly connected with the pressing plate.

In the technical scheme, the utility model provides a technological effect and advantage:

can dismantle with the clamp plate and be connected through setting up the mould, and it is tight to set up the bed die and pass through mould positioner tightly, mould and bed die on can the quick replacement, it is concrete, mould positioner can realize pressing from both sides tight/loosen the bed die through the rotation of two-way lead screw, through the threaded connection effect of locking/relieving every swivel becket and the location axle of last mould, can realize the installation/dismantlement of mould, the quick replacement of mould and bed die has been realized, it is comparatively troublesome to have solved the mould change of current hydraulic press, the slow problem of mould change speed, and mould positioner's locating piece can promote the bed die and remove to the centre, make the bed die can move under the mould.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a hydraulic machine capable of rapidly replacing a mold according to an embodiment of the present invention.

Fig. 2 is a perspective sectional view of a hydraulic machine capable of rapidly replacing a die according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a mold positioning device according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the mounting bar according to the embodiment of the present invention.

Description of reference numerals:

1. a housing; 2. mounting grooves; 3. positioning blocks; 4. connecting grooves; 5. a hydraulic lever; 6. pressing a plate; 7. an upper die; 8. positioning the shaft; 9. mounting a bar; 10. a rotating ring; 11. a threaded hole; 12. a lower die; 13. a parts bin; 14. a bidirectional screw rod; 15. connecting blocks; 16. a push rod; 17. rotating the rod; 18. a slider; 19. A chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a hydraulic press capable of rapidly replacing a die, which is shown in figures 1 to 2, and comprises a shell 1, wherein a hydraulic rod 5 is arranged on the shell 1, and a mounting groove 2 is arranged in the shell 1; the pressing plate 6 is arranged in the mounting groove 2 and is fixedly connected with the output end of the hydraulic rod 5, and the bottom of the pressing plate 6 is detachably connected with an upper die 7; 2 bottoms in mounting groove are fixed with mould positioner, and lower mould 12 that is located 7 under the upper die presss from both sides tightly through mould positioner, through setting up mould 7 and clamp plate 6 detachable connections to it presss from both sides tightly through mould positioner to set up lower mould 12, can quick replacement upper die 7 and lower mould 12.

In some embodiments, as shown in fig. 2 to 3, the mold positioning device includes a bidirectional screw 14, a parts bin 13 is disposed at the bottom of the housing 1, the bidirectional screw 14 is horizontally disposed in the parts bin 13, two ends of the bidirectional screw 14 are rotatably connected to a sidewall of the parts bin 13, two sections of the bidirectional screw 14 with opposite thread directions are fixedly connected to connecting blocks 15, two ends of each connecting block 15 are respectively rotatably connected to a push rod 16, the push rods 16 are crosswise disposed with the bidirectional screw 14, an end of each push rod 16 is rotatably connected to a slider 18, and a positioning block 3 is fixedly connected to the slider 18; the bottom of the mounting groove 2 is provided with a sliding groove 19, the sliding groove 19 is communicated with the part bin 13, the positioning block 3 is positioned in the mounting groove 2, and the sliding block 18 is in sliding connection with the sliding groove 19. When the lower die 12 is fixed/disassembled, the bidirectional screw 14 rotates to drive the connecting blocks 15 on both sides to move inwards/outwards simultaneously, and the two connecting blocks 15 drive the two push rods 16 to rotate, so that the two push rods 16 drive the four sliding blocks 18 to slide along the sliding grooves 19 in the direction close to/away from the connecting blocks 15, the lower die 12 is clamped/loosened, and the lower die 12 can be replaced quickly.

In some embodiments, the end of each pushing rod 16 is rotatably connected to a rotating rod 17, the end of each rotating rod 17 is rotatably connected to a sliding block 18, the bidirectional screw rod 14 rotates to drive the rotating rod 17 to rotate through the pushing rod 16, so that an obtuse angle is formed between the pushing rod 16 and the rotating rod 17, one end of the rotating rod 17 drives the sliding block 18 to slide on the inner wall of the sliding groove 19 in a direction close to/away from the connecting block 15, the lower die 12 can be pushed to move to the middle of the mounting groove 2 and be fixed, and the sliding effect of the sliding block 18 is further ensured through the rotating rod 17.

In some embodiments, the side of the two positioning blocks 3 driven by the same connecting block 15, which is close to each other, is a vertical plane, the cross sections of the two positioning blocks 3 are right trapezoid, and the side of each positioning block 3, which is in contact with the lower die 12, is provided with a non-slip mat.

In some embodiments, vertical connecting grooves 4 are formed in two sides of the outer wall of the housing 1, the hydraulic rod 5 is fixedly arranged in the connecting grooves 4, and the output end of the hydraulic rod 5 is fixedly connected with the pressing plate 6.

In some embodiments, the top of the upper mold 7 is fixedly connected with a positioning shaft 8, the pressure plate 6 is provided with a vertical mounting through hole, and the positioning shaft 8 on the upper mold 7 is in threaded connection with a mounting bar 9 on the top of the pressure plate 6 after passing through the mounting through hole on the pressure plate 6.

In some embodiments, as shown in fig. 4, the number of the positioning shafts 8 is set to four, four the positioning shafts 8 are symmetrically distributed on two sides of the horizontal center line of the pressing plate 6, the mounting strip 9 comprises a cross-shaped mounting frame, each end part of the cross-shaped mounting frame is rotatably connected with a rotating ring 10, a threaded hole 11 is formed in the middle of the rotating ring 10, threaded holes 11 in the four rotating rings 10 are in one-to-one threaded connection with the four positioning shafts 8, the rotating rings 10 are arranged to be rotatably connected with the cross-shaped mounting frame, each rotating ring 10 can independently rotate, each rotating ring 10 is conveniently connected with the positioning shaft 8 in a threaded manner, the four rotating rings 10 are connected together through the cross-shaped mounting frame, and the interaction ensures the connection stability of the upper mold 7. When the upper die 7 needs to be detached, only the connection between each rotating ring 10 and the positioning shaft 8 needs to be removed, so that the detachment is convenient and quick, and the upper die 7 can be quickly replaced.

In some embodiments, one end of the bidirectional screw 14 extends out of the housing 1 through the sidewall of the parts bin 13, and the end of the bidirectional screw 14 is provided with a hexagonal bolt hole, and the bidirectional screw 14 is rotated by inserting a hexagonal bolt into the hexagonal bolt hole of the bidirectional screw 14.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. The hydraulic machine capable of quickly replacing the die is characterized by comprising a shell (1), wherein a hydraulic rod (5) is installed on the shell (1), and a mounting groove (2) is formed in the shell (1); the pressing plate (6) is arranged in the mounting groove (2) and is fixedly connected with the output end of the hydraulic rod (5), and the bottom of the pressing plate (6) is detachably connected with an upper die (7); a mould positioning device is fixed at the bottom of the mounting groove (2), and a lower mould (12) positioned right below the upper mould (7) is clamped through the mould positioning device.

2. The hydraulic machine capable of changing the die quickly as claimed in claim 1, wherein the die positioning device comprises a bidirectional screw rod (14), a part bin (13) is arranged at the bottom of the housing (1), the bidirectional screw rod (14) is horizontally arranged in the part bin (13), two ends of the bidirectional screw rod (14) are rotatably connected with the side wall of the part bin (13), two sections of the bidirectional screw rod (14) with opposite thread turning directions are fixedly connected with connecting blocks (15), two ends of each connecting block (15) are respectively rotatably connected with a push rod (16), the push rods (16) and the bidirectional screw rod (14) are arranged in a cross manner, the end part of each push rod (16) is rotatably connected with a sliding block (18), and a positioning block (3) is fixedly connected to the sliding block (18);

the bottom of the mounting groove (2) is provided with a sliding groove (19), the sliding groove (19) is communicated with the part bin (13), the positioning block (3) is positioned in the mounting groove (2), and the sliding block (18) is in sliding connection with the sliding groove (19).

3. Hydraulic machine with rapid die change according to claim 2, characterised in that the end of each pushing rod (16) is pivotally connected to a pivoting rod (17), the end of each pivoting rod (17) being pivotally connected to a slide (18).

4. The hydraulic machine capable of changing dies rapidly as claimed in claim 2, wherein one end of the bidirectional screw rod (14) is arranged to extend out of the housing (1) through the side wall of the parts bin (13), and the end of the bidirectional screw rod (14) is provided with a hexagon bolt hole, and the bidirectional screw rod (14) is rotated by inserting a hexagon bolt into the hexagon bolt hole of the bidirectional screw rod (14) and actuating the hexagon bolt.

5. Hydraulic machine with the possibility of changing dies quickly according to claim 2, characterised in that the sides of the two blocks (3) driven by the same connecting block (15) close to each other are vertical planes and the cross section of the two blocks (3) is a right trapezoid.

6. Hydraulic machine with rapid die change according to claim 2, characterised in that the side of each positioning block (3) in contact with the lower die (12) is provided with a non-slip pad.

7. The hydraulic machine capable of rapidly replacing the die as claimed in any one of claims 1 to 6, wherein a positioning shaft (8) is fixedly connected to the top of the upper die (7), a vertical mounting through hole is formed in the pressing plate (6), and the positioning shaft (8) on the upper die (7) penetrates through the mounting through hole in the pressing plate (6) and then is in threaded connection with a mounting bar (9) at the top of the pressing plate (6).

8. Hydraulic press with rapid die change according to claim 7, characterized in that the number of positioning shafts (8) is four, four positioning shafts (8) being symmetrically arranged on both sides of the horizontal center line of the press plate (6).

9. The hydraulic machine capable of changing the die quickly according to claim 7, wherein the mounting bar (9) comprises a cross-shaped mounting frame, each end of the cross-shaped mounting frame is rotatably connected with a rotating ring (10), a threaded hole (11) is formed in the middle of each rotating ring (10), and the threaded holes (11) in the four rotating rings (10) are in one-to-one threaded connection with the four positioning shafts (8).

10. The hydraulic machine capable of changing the die rapidly as claimed in any one of claims 1 to 6, 8 or 9, wherein vertical connecting grooves (4) are formed in two sides of the outer wall of the shell (1), the hydraulic rod (5) is fixedly arranged in the connecting grooves (4), and the output end of the hydraulic rod (5) is fixedly connected with the pressing plate (6).