CN215320901U

CN215320901U - Four-column hydraulic forming machine

Info

Publication number: CN215320901U
Application number: CN202120288813.0U
Authority: CN
Inventors: 程鹏志; 朱江涛; 何久为; 程韶锐
Original assignee: Tianjin Tianqi Mohangyu High Pressure Forming Technology Co ltd
Current assignee: Tianjin Tianqi Mohangyu High Pressure Forming Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-12-28
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a four-column hydraulic forming machine which comprises a platform, stand columns and a feeding hole, wherein the stand columns are arranged at four corners of the top of the platform, an installation plate is arranged at the bottom end of each stand column, a first hydraulic cylinder is fixed at the middle position of the bottom of the installation plate, a fixed block is fixed at the middle position of one side of the top of the platform, and sliding grooves are reserved at two ends of the platform, close to one side of the fixed block. This four-column hydraulic forming machine, through the threaded connection of two sets of gag lever post respectively with positive and negative lead screw, with the sliding connection in device storehouse, and the sliding connection of movable support board and spout, make the operation can make two sets of gag lever posts remove and correspond agreeing with of L type spacing groove through rotating positive and negative lead screw, and then make the operator can dismantle the maintenance through slip lower mould and movable support board to the lower mould, convenient and fast, and make things convenient for operating personnel to take the unloading, and can make the unloading operation security of going up to go up higher.

Description

Four-column hydraulic forming machine

Technical Field

The utility model relates to the technical field of forming machines, in particular to a four-column hydraulic forming machine.

Background

With the continuous progress of society, the scale of industrial production is also continuously developed, many products need to be produced by extrusion molding during production, and the driving force used is generally a hydraulic cylinder with higher pressure, commonly known as a hydraulic forming machine, a four-column hydraulic forming machine is one of the common hydraulic forming machines, and the traditional four-column hydraulic forming machine can basically meet the use requirements of people, but still has certain problems, and the specific problems are as follows:

1. when the existing four-column hydraulic forming machine is used, the lower die of the existing four-column hydraulic forming machine is generally fixed on equipment in a traditional screw mode and the like, so that the efficiency is low when the existing four-column hydraulic forming machine is disassembled and maintained, and the overall maintenance efficiency is further influenced;

2. when current four post hydraulic forming machines are used, during its unloading, the product is because the extrusion force is attached to inside the lower mould easily, and then leads to comparatively wasting time and energy when the unloading.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a four-column hydraulic forming machine, which solves the problems that the lower die of the existing four-column hydraulic forming machine proposed in the background art is inconvenient to disassemble and maintain, and wastes time and labor during blanking.

In order to achieve the purpose, the utility model provides the following technical scheme: a four-column hydraulic forming machine comprises a platform, stand columns and feeding holes, wherein the stand columns are installed at four corners of the top of the platform, a mounting plate is installed at the bottom end of each stand column, a first hydraulic cylinder is fixed at a middle position of the bottom of the mounting plate, a fixing block is fixed at a middle position of one side of the top of the platform, sliding grooves are reserved at two ends of one side, close to the fixing block, of the platform, a movable supporting plate is arranged inside each sliding groove, a lower die is fixed at the top of each movable supporting plate, the feeding holes are formed at two ends of the top of each lower die, grooves are reserved at two sides of the bottom of the inner portion of each feeding hole, springs are installed inside the grooves, ejection plates are fixed at the top ends of the springs, fixing plates are installed at middle positions of the bottoms of the ejection plates, movable rods penetrate through the feeding holes, L-shaped limiting grooves are formed at two ends, far away from one side of the fixing blocks, of the lower dies, the utility model discloses a spacing device, including platform top, fixed block, positive and negative lead screw, fixed plate, one side that the fixed block was kept away from at the platform top is installed the fixed plate, and one side that the fixed plate is close to the fixed block is fixed with the second pneumatic cylinder, the output of second pneumatic cylinder is connected with the device storehouse, the inside one end in device storehouse is run through there is positive and negative lead screw, positive and negative lead screw is close to the outside at both ends and all overlaps and is equipped with the gag lever post, and the gag lever post extends to the inside in L type spacing groove.

Preferably, the four corners position department of platform bottom all is fixed with the bracing piece, and the bottom of bracing piece installs the block rubber.

Preferably, the output end of the first hydraulic cylinder is connected with a movable plate, and two ends of the bottom of the movable plate are both provided with an extrusion piece.

Preferably, the side section of the movable supporting plate is in a T shape, and the movable supporting plate and the sliding groove form a relative sliding structure.

Preferably, the bottom end of the movable rod is arranged in a spherical surface mode, and the movable rod and the lower die form a relative sliding structure.

Preferably, the limiting rod is in threaded connection with the positive and negative screw rods, and the limiting rod and the device bin form a relative sliding structure.

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

1. through the threaded connection of the two groups of limiting rods with the positive and negative screw rods, the sliding connection with the device bin and the sliding connection of the movable supporting plate with the sliding groove, the two groups of limiting rods can be disengaged from the corresponding L-shaped limiting grooves by rotating the positive and negative screw rods, so that an operator can disassemble and maintain the lower die by sliding the lower die and the movable supporting plate, and the operation is convenient and rapid;

2. through the sliding connection between the movable rod and the lower die and the elasticity of the spring, after the forming is finished, the second hydraulic cylinder is controlled to drive the lower die to move towards the direction close to the fixed block, the movable rod can be mutually extruded with the bevel edge of the fixed block, so that a product which can be formed by the ejector plate driven by the movable rod leaves the interior of the feeding hole, and the operation personnel can take and discharge the product conveniently;

3. can drive the lower mould through control second pneumatic cylinder and slide and leave the extruded article under go up unloading to make operating personnel need not go up the unloading operation under the extruded article, the security is higher.

Drawings

FIG. 1 is a schematic sectional front view of the present invention;

FIG. 2 is an enlarged schematic view of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic top cross-sectional view of the present invention;

FIG. 5 is a side cross-sectional structural view of the present invention.

In the figure: 1. a platform; 2. a column; 3. a support bar; 4. a rubber block; 5. mounting a plate; 6. a first hydraulic cylinder; 7. a movable plate; 8. an extrusion; 9. a fixed block; 10. a chute; 11. a movable support plate; 12. a lower die; 13. a feeding hole; 14. a groove; 15. a spring; 16. ejecting the plate; 17. a movable rod; 18. an L-shaped limiting groove; 19. a fixing plate; 20. a second hydraulic cylinder; 21. a device bin; 22. a positive and negative screw rod; 23. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a four-column hydraulic forming machine comprises a platform 1, stand columns 2 and a feeding hole 13, wherein the stand columns 2 are mounted at four corners of the top of the platform 1, supporting rods 3 are fixed at four corners of the bottom of the platform 1, rubber blocks 4 are mounted at the bottom ends of the supporting rods 3, and the rubber blocks 4 can play a certain role in damping the equipment;

the bottom end of the upright post 2 is provided with the mounting plate 5, the middle position of the bottom of the mounting plate 5 is fixedly provided with the first hydraulic cylinder 6, the type of the first hydraulic cylinder 6 can be JB/ZQ4395-86, the output end of the first hydraulic cylinder 6 is connected with the movable plate 7, two ends of the bottom of the movable plate 7 are both provided with the extrusion parts 8, the movable plate 7 and the upright post 2 form a relative sliding structure, so that the first hydraulic cylinder 6 can drive the movable plate 7 and the extrusion parts 8 to move downwards to implement extrusion molding operation;

a fixed block 9 is fixed at the middle position of one side of the top of the platform 1, sliding grooves 10 are reserved at two ends of one side, close to the fixed block 9, of the platform 1, a movable supporting plate 11 is arranged inside the sliding grooves 10, a lower die 12 is fixed at the top of the movable supporting plate 11, the side section of the movable supporting plate 11 is in a T shape, and the movable supporting plate 11 and the sliding grooves 10 form a relative sliding structure, so that the lower die 12 and the movable supporting plate 11 can move transversely under the influence of external force, and an operator is matched to perform feeding and discharging operations;

both ends of the top of the lower die 12 are provided with feeding holes 13, grooves 14 are reserved on both sides of the bottom inside the feeding holes 13, springs 15 are installed inside the grooves 14, an ejector plate 16 is fixed to the top ends of the springs 15, a fixing plate 19 is installed in the middle of the bottom of the ejector plate 16, the movable rod 17 penetrates through the feeding holes 13, the bottom end of the movable rod 17 is arranged in a spherical mode, the movable rod 17 and the lower die 12 form a relative sliding structure, after the lower die 12 moves to a certain extent in a direction close to the fixed block 9, the movable rod 17 can be extruded with the bevel edge of the fixed block 9, the movable rod 17 drives the ejector plate 16 to move upwards, a formed product is ejected, and an operator can take the product conveniently;

two ends of one side of the lower die 12 far away from the fixed block 9 are both provided with L-shaped limiting grooves 18, one side of the top of the platform 1 far away from the fixed block 9 is provided with a fixed plate 19, one side of the fixed plate 19 near the fixed block 9 is fixed with a second hydraulic cylinder 20, the model of the second hydraulic cylinder 20 can be JB/ZQ4395-86, the output end of the second hydraulic cylinder 20 is connected with a device bin 21, one end inside the device bin 21 is penetrated with a positive and negative screw rod 22, the outer sides of the positive and negative screw rod 22 near the two ends are both sleeved with a limiting rod 23, the limiting rod 23 extends into the L-shaped limiting groove 18, the limiting rod 23 is in threaded connection with the positive and negative screw rod 22, the limiting rod 23 and the device bin 21 form a relative sliding structure, an operator can drive the two sets of limiting rods 23 to slide in opposite directions by rotating the positive and negative screw rod 22, thereby releasing the conjunction with the corresponding L-shaped limiting grooves 18 or reengaging with the corresponding L-shaped limiting grooves 18, and then the limit fixing of the lower die 12 and the device bin 21 is released or the lower die 12 and the device bin 21 are limited and fixed together again, so that the quick disassembly and assembly of an operator are facilitated.

The working principle is as follows: when the four-column hydraulic forming machine is used, the device is powered on, the second hydraulic cylinder 20 is controlled to drive the movable support plate 11 and the lower die 12 to move towards the direction close to the fixed block 9 through the sliding connection of the movable support plate 11 and the sliding groove 10 until the movable support plate and the lower die 12 leave the position right below the extrusion part 8, the movable rod 17 and the fixed block 9 form a mutual extrusion position, raw materials are added into the feeding hole 13 at the moment, the second hydraulic cylinder 20 is controlled to drive the movable support plate 11 and the lower die 12 to move towards the position right below the extrusion part 8, the first hydraulic cylinder 6 is controlled to drive the movable plate 7 and the extrusion part 8 to move downwards, the extrusion part 8 carries out extrusion forming operation on the raw materials in the feeding hole 13, after the forming is finished, the first hydraulic cylinder 6 is controlled to drive the movable plate 7 and the extrusion part 8 to move upwards to the initial position, the second hydraulic cylinder 20 is controlled to drive the movable support plate 11 and the lower die 12 to move towards the direction close to the fixed block 9, until the movable rod 17 and the bevel edge of the fixed block 9 form mutual extrusion, the movable rod 17 is in sliding connection with the lower die 12 at the moment through the elasticity of the spring 15, so that the movable rod 17 can drive the ejector plate 16 to move upwards to eject a formed product out of the feeding hole 13, an operator can conveniently take the product, and the operator does not need to operate under the extrusion piece 8 during feeding and discharging, so that the safety of the equipment is improved;

when the lower die 12 needs to be disassembled and maintained, the positive and negative screw rods 22 are rotated in the positive direction, the two sets of limiting rods 23 are respectively connected with the threads of the positive and negative screw rods 22 and are in sliding connection with the device bin 21, so that the two sets of limiting rods 23 can slide in the direction away from the middle at the moment, the mutual engagement with the L-shaped limiting groove 18 is removed, the limiting fixation between the device bin 21 and the lower die 12 is further removed, at the moment, an operator can pull the lower die 12 and the movable supporting plate 11 in the direction away from the fixed plate 19 until the movable supporting plate 11 completely leaves the inside of the sliding groove 10, the lower die 12 can be disassembled from the lower die 12, after the maintenance is completed, the movable supporting plate 11 is inserted into the corresponding sliding groove 10 again, the lower die 12 and the movable supporting plate 11 slide in the direction close to the fixed plate 19 until the lower die 12 and the device bin 21 are mutually attached, at the moment, the positive and negative screw rods 22 are rotated in the reverse direction, and the two sets of limiting rods 23 slide in the direction close to the middle, and the lower die 12 and the device bin 21 are mutually matched with the corresponding L-shaped limiting grooves 18, so that the installation can be finished by limiting and fixing the lower die 12 and the device bin 21 together again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a four post hydraulic forming machine, includes platform (1), stand (2) and material loading hole (13), its characterized in that: the four corners position department at platform (1) top all installs stand (2), mounting panel (5) are installed to the bottom of stand (2), and the intermediate position department of mounting panel (5) bottom is fixed with first pneumatic cylinder (6), the intermediate position department of platform (1) top one side is fixed with fixed block (9), and both ends that platform (1) is close to fixed block (9) one side all reserve and have spout (10), the inside of spout (10) is provided with movable support plate (11), and the top of movable support plate (11) is fixed with lower mould (12), material loading hole (13) have all been seted up at both ends at lower mould (12) top, and the both sides of the inside bottom in material loading hole (13) all reserve and have recess (14), the internally mounted of recess (14) has spring (15), and the top of spring (15) is fixed with liftout plate (16), fixed plate (19) are installed to the intermediate position department of liftout plate (16) bottom, and movable rod (17) run through material loading hole (13), L type spacing groove (18) have all been seted up at the both ends that fixed block (9) one side was kept away from in lower mould (12), fixed plate (19) are installed to one side that fixed block (9) were kept away from at platform (1) top, and one side that fixed plate (19) are close to fixed block (9) is fixed with second hydraulic cylinder (20), the output of second hydraulic cylinder (20) is connected with device storehouse (21), the inside one end in device storehouse (21) is run through and is had positive and negative lead screw (22), positive and negative lead screw (22) are close to the outside at both ends and all overlap and are equipped with gag lever post (23), and gag lever post (23) extend to the inside of L type spacing groove (18).

2. A four-column hydraulic molding machine according to claim 1, wherein: the four corners position department of platform (1) bottom all is fixed with bracing piece (3), and the bottom of bracing piece (3) installs block rubber (4).

3. A four-column hydraulic molding machine according to claim 1, wherein: the output end of the first hydraulic cylinder (6) is connected with a movable plate (7), and two ends of the bottom of the movable plate (7) are provided with extrusion pieces (8).

4. A four-column hydraulic molding machine according to claim 1, wherein: the side section of the movable supporting plate (11) is T-shaped, and the movable supporting plate (11) and the sliding groove (10) form a relative sliding structure.

5. A four-column hydraulic molding machine according to claim 1, wherein: the bottom end of the movable rod (17) is arranged in a spherical surface mode, and the movable rod (17) and the lower die (12) form a relative sliding structure.

6. A four-column hydraulic molding machine according to claim 1, wherein: the limiting rod (23) is in threaded connection with the positive and negative screw rods (22), and the limiting rod (23) and the device bin (21) form a relative sliding structure.