CN115415461B

CN115415461B - Flange forging and pressing equipment for high-pressure oil cylinder of construction machinery

Info

Publication number: CN115415461B
Application number: CN202211115049.2A
Authority: CN
Inventors: 肖浩繁
Original assignee: Beijing Zhonghai Xingda Construction Co ltd
Current assignee: Beijing Zhonghai Xingda Construction Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-03-07
Anticipated expiration: 2042-09-14
Also published as: CN115415461A

Abstract

The invention discloses flange forging and pressing equipment for a high-pressure oil cylinder of construction machinery, which comprises a workbench, a flange blank, a mounting frame, a forging mechanism, an upper die and two lower dies, wherein the mounting frame is fixedly arranged on the workbench, the forging mechanism is arranged on the mounting frame, the upper die is fixedly arranged at the lower end of the forging mechanism, a driving rod is rotatably connected onto the workbench, a connecting rod is fixedly arranged at the upper end of the driving rod, the two lower dies are respectively and fixedly arranged at the left end and the right end of the connecting rod, a motor is fixedly arranged at the lower end of the workbench, the output end of the motor is fixedly connected with the driving rod, and through grooves are formed in the two lower dies. Has the advantages that: the feeding operation need not to wait for the forging and pressing operation to accomplish, and whole process continuity is better, has effectively improved work efficiency, and the unloading operation can be gone on automatically at the in-process that transports of flange blank, need not artifical manual handling, has avoided the potential safety hazard that probably takes place.

Description

Flange forging and pressing equipment for high-pressure oil cylinder of construction machinery

Technical Field

The invention relates to the technical field of flange forging and pressing equipment, in particular to flange forging and pressing equipment for a high-pressure oil cylinder of construction machinery.

Background

The flange, also called flange or flange, is a part for interconnecting the shafts and is used for connecting pipe ends; there are also flanges at the inlet and outlet of the equipment for connection between the two equipments, and most of them use forging equipment to forge and press the blank.

Through retrieval, patent document CN216632462U discloses a flange forging equipment for construction machinery high-pressure cylinder, including workstation, support frame, forging mechanism, first forging mould and second forging mould, the top of workstation is provided with displacement clamping components, and displacement clamping components is used for carrying out centre gripping and removal to the blank, and the inside of second forging mould is provided with the jack-up subassembly.

The flange forging and pressing equipment for the high-pressure oil cylinder of the construction machinery has the following defects: although the staff need not to be close to the forging mechanism before forging and pressing, when taking out the blank, still need to extend the hand to the forging mechanism lower extreme and operate, have certain risk to after the material loading of accomplishing a blank, the material loading of another blank needs to wait that rectangular frame restores to the throne the rear is operable, and whole process continuity is relatively poor, has reduced work efficiency.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides flange forging equipment for a high-pressure oil cylinder of construction machinery.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a flange forging and pressing equipment for construction machinery high pressure hydro-cylinder, includes workstation, flange blank, mounting bracket, forging mechanism, goes up mould and two bed dies, mounting bracket fixed mounting is on the workstation, forging mechanism installs on the mounting bracket, go up mould fixed mounting and construct the lower extreme at forging mechanism, it is connected with the actuating lever to rotate on the workstation, and actuating lever upper end fixed mounting has a connecting rod, two both ends about the lower mould is fixed mounting at the connecting rod respectively, workstation lower extreme fixed mounting has the motor, and the output and the actuating lever fixed connection of motor, two logical groove, two have all been seted up on the bed die all install the baffle through swing mechanism on the bed die, and two baffles cooperate with two logical grooves respectively, the last fixed mounting of workstation has the collection cover, and installs actuating mechanism on the collection cover, actuating mechanism cooperatees with two swing mechanisms.

In foretell construction machinery flange forging equipment for high-pressure cylinder, swing mechanism comprises installation piece, bull stick, fixed gear, two fixed blocks and two torsion spring, installation piece fixed mounting is on the baffle is located logical outside the groove one end lateral wall, two the equal fixed mounting of fixed block is on the lateral wall of bed die, the bull stick rotates to be connected between two fixed blocks, and the part and the installation piece fixed connection that the bull stick is located two fixed blocks, fixed gear fixed mounting is in the bull stick upper end, two torsion spring installs respectively between installation piece and two fixed blocks.

In the flange forging and pressing device for the high-pressure oil cylinder of the construction machine, the driving mechanism comprises a U-shaped frame and a fixed rack, the U-shaped frame is fixedly installed on the side wall of the front end of the collecting sleeve, the fixed rack is fixedly installed on the U-shaped frame, the fixed rack and the fixed gear are located at the same horizontal height, and the minimum distance between the fixed rack and the midpoint of the driving rod on the horizontal projection plane is equal to the maximum distance between the fixed gear and the midpoint of the driving rod on the horizontal projection plane.

In the flange forging and pressing equipment for the high-pressure oil cylinder of the construction machine, the height of the collecting sleeve is larger than that of the flange blank, and the lower end of the collecting sleeve is in threaded connection with a threaded bottom cover.

In foretell flange forging and pressing equipment for construction machinery high pressure cylinder, two slide holes have all been seted up on the both ends lateral wall around the bed die, and all sliding connection has a slide bar on every slide hole, and every two is controlled the position and is corresponding all fixed mounting have the arc between the slide bar.

In foretell building machinery flange forging and pressing equipment for high-pressure cylinder, the position is corresponding about per two equal fixed mounting has the fixed plate between the one end that the slide bar is located outside the bed die, and all installs the extension spring between every fixed plate and the bed die.

In the flange forging and pressing equipment for the high-pressure oil cylinder of the construction machine, the upper surface of the arc-shaped plate, which is close to one side of the flange blank, is in an arc shape, and the height of the arc-shaped plate is smaller than that of the flange blank.

Compared with the prior art, the invention has the advantages that:

1: through the cooperation of actuating lever, connecting rod and two bed dies, when the staff can accept the forging and pressing processing at the flange blank on one of them bed die, place another flange blank on the bed die of keeping away from upper die one end, need not to wait that the forging and pressing is accomplished and can carry out continuous material loading operation, effectively improved work efficiency.

2: through the cooperation of baffle and swing mechanism, can accomplish the forging and pressing at the flange blank and handle the back, utilize the rotation of bull stick to make the flange blank fall from the bed die automatically, need not the manual work and take out the operation, effectively reduced the operation degree of difficulty.

3: through actuating mechanism's design, can accomplish the forging and pressing at one of them flange blank and handle and the motor carries the in-process of another flange blank to the cope match-plate pattern lower extreme, make the flange blank of accomplishing the forging and pressing automatically and collect in moving the in-process and falling into the collection cover that is located the workstation side, take place dangerous problem when avoiding the manual work to get the material.

In conclusion, the feeding operation does not need to wait for the completion of the forging operation, the continuity of the whole process is better, the working efficiency is effectively improved, the blanking operation can be automatically carried out in the conveying process of the flange blank, manual treatment is not needed, and the potential safety hazard which may occur is avoided.

Drawings

FIG. 1 is a schematic structural diagram of a flange forging device for a high-pressure oil cylinder of a construction machine according to the present invention;

FIG. 2 is a schematic view of the structure of the surface a in FIG. 1;

FIG. 3 is a front view of FIG. 1;

FIG. 4 is an enlarged view of the structure of portion A in FIG. 1;

fig. 5 is an enlarged schematic view of the structure of part B in fig. 2.

In the figure: the device comprises a workbench, a flange blank 2, a mounting frame 3, a forging mechanism 4, an upper die 5, a lower die 6, a connecting rod 7, a driving rod 8, a motor 9, a through groove 10, a baffle 11, a mounting block 12, a fixing block 13, a rotating rod 14, a torsion spring 15, a fixed gear 16, a collecting sleeve 17, an 18U-shaped frame 19, a fixed rack 19, an arc plate 20, a sliding rod 21, a sliding hole 22, a fixing plate 23, a tension spring 24 and a thread bottom cover 25.

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 flange forging equipment for the high-pressure oil cylinder of the construction machinery comprises a workbench 1, a flange blank 2, a mounting frame 3, a forging mechanism 4, an upper die 5 and two lower dies 6, wherein the mounting frame 3 is fixedly arranged on the workbench 1, the forging mechanism 4 is arranged on the mounting frame 3, and the upper die 5 is fixedly arranged at the lower end of the forging mechanism 4;

the above is noteworthy:

the forging mechanism 4 is identical to the "forging mechanism" disclosed in patent document No. CN216632462U in structure, function and use mode, and will not be described in detail here.

Rotate on the workstation 1 and be connected with actuating

lever

8, and 8 upper ends fixed mounting of actuating lever have connecting rod 7, and two bed dies 6 are fixed mounting both ends about connecting rod 7 respectively, and two bed dies 6 all are used for treating the flange blank 2 that carries out forging and pressing and handle and place.

Two slide holes 22 have all been seted up on the both ends lateral wall around the lower mould 6, and equal sliding connection has slide bar 21 on every slide hole 22, equal fixed mounting has arc 20 between every two corresponding slide bars 21 of position about, through the design of the arc 20 of counterpointing around two in the lower mould 6, can be after placing flange blank 2 in lower mould 6, utilize being close to each other of two arcs 20, keep the stability that flange blank 2 placed in lower mould 6, ensure that it accomplishes the forging and pressing smoothly and handle.

Every two slide bars 21 that control the position corresponding all fixed mounting have a fixed plate 23 between being located the outer one end of bed die 6, and all install extension spring 24 between every fixed plate 23 and the bed die 6, through extension spring 24's elasticity, can apply the power that the lower mould 6 lateral wall is close to fixed plate 23, can make arc 20 be close to flange blank 2 in bed die 6 under two slide bars 21's connecting action afterwards, can accomplish automatically this moment and fix the centre gripping of flange blank 2 in bed die 6.

The upper surface that the arc 20 is close to flange blank 2 one side sets up for the arc, the benefit of shape design here lies in, be convenient for carry on the operation of placing of flange blank 2 in bed die 6, avoid the outstanding problem that leads to causing the hindrance to placing of flange blank 2 in bed die 6 of the leading to of arc 20 upper surface, the height that highly is less than flange blank 2 of arc 20, the benefit of size design here lies in, can avoid making upper die 5 and arc 20 contact when forging mechanism 4 moves and lead to forging and pressing the not good or the impaired problem of arc 20 of effect.

The lower end of the workbench 1 is fixedly provided with the motor 9, the output end of the motor 9 is fixedly connected with the driving rod 8, when the motor 9 works, the connecting rod 7 can be driven by the driving rod 8 to rotate, so that the positions of the two lower dies 6 on the workbench 1 can be changed, when one lower die 6 is positioned at the lower end of the upper die 5 and the flange blank 2 on the lower die is subjected to forging and pressing treatment, a worker can place the other flange blank 2 on the lower die 6 far away from one end of the upper die 5, continuous feeding operation can be carried out without waiting for forging and pressing, the working efficiency is effectively improved, and after one flange blank 2 is forged and pressed, the motor 9 can enable the flange blank 2 subjected to forging and pressing to be close to the front end of the workbench 1 from the lower end of the upper die 5 in a rotating mode and simultaneously move the other flange blank 2 to the lower end of the upper die 5, at the moment, the worker can take out the machined flange blank 2 from the position far away from the pressing mechanism 4, hands do not need to be close to the forging mechanism 4, and the safety of the whole operation can be effectively improved.

All seted up logical groove 10 on two bed dies 6, all installed baffle 11 through swing mechanism on two bed dies 6, and two baffle 11 cooperate with two logical groove 10 respectively, and swing mechanism comprises installation piece 12, bull stick 14, fixed gear 16, two fixed blocks 13 and two torsion spring 15.

The mounting block 12 is fixedly mounted on a side wall of one end of the baffle 11, which is located outside the through groove 10, of the lower die 6, the two fixing blocks 13 are both fixedly mounted on a side wall of the lower die 6, the rotating rod 14 is rotatably connected between the two fixing blocks 13, a part of the rotating rod 14, which is located between the two fixing blocks 13, is fixedly connected with the mounting block 12, the fixed gear 16 is fixedly mounted at the upper end of the rotating rod 14, the two torsion springs 15 are respectively mounted between the mounting block 12 and the two fixing blocks 13, and the rotating rod 14 can overcome the elasticity of the torsion springs 15 to enable the mounting block 12 to drive the baffle 11 to rotate in the through groove 10 by rotating the fixed gear 16, so that the baffle 11 can be rotatably moved out of the through groove 10 after the flange blank 2 is forged and pressed, the upper end and the lower end of the lower die 6 are arranged in a through manner, the flange blank 2 located in the baffle can automatically fall from the lower die 6 under the action of gravity, manual taking-out operation is not needed, the operation difficulty is effectively reduced, otherwise, the fixed gear 16 is loosened after the material taking operation is completed, the baffle 11 can automatically enter the lower die 6 from the through groove 10 under the action of the elasticity of the torsion springs 15, and the flange blank can be effectively supported in the lower die 6, and the lower die 6.

A collecting sleeve 17 is fixedly arranged on the workbench 1, a driving mechanism is arranged on the collecting sleeve 17, the driving mechanism is matched with the two swinging mechanisms, and the driving mechanism consists of a U-shaped frame 18 and a fixed rack 19.

The U-shaped frame 18 is fixedly arranged on the side wall of the front end of the collecting sleeve 17, the fixed rack 19 is fixedly arranged on the U-shaped frame 18, the fixed rack 19 and the fixed gear 16 are located at the same horizontal height, the minimum distance between the fixed rack 19 and the midpoint of the driving rod 8 on the horizontal projection plane is equal to the maximum distance between the fixed gear 16 and the midpoint of the driving rod 8 on the horizontal projection plane, when the flange blank 2 is forged, the flange blank 2 is placed in the outer lower die 6, then the motor 9 is started to enable the connecting rod 7 to rotate anticlockwise on the workbench 1, when the outer flange blank 2 moves to the lower end of the upper die 5, the motor 9 is stopped, then a new flange blank 2 is placed on the outer lower die 6, in the process, the first flange blank 2 of the forging and pressing mechanism 4 can be driven to be processed, after the process is completed, the motor 9 is turned on again to enable the connecting rod 7 to continue to rotate anticlockwise on the workbench 1, at the moment, the flange blank 2 which is processed can approach the collecting sleeve 17, when the blank is gradually opposite to the position with the fixed rack 19, the fixed rack 19 can also be meshed with the fixed rack 16, and the flange blank can be moved out of the collecting sleeve 17, and the collecting baffle plate 17, and the flange blank can be manually forged blank can be removed from the collecting baffle plate 11, and the collecting sleeve 2, and the forged blank 2 can be removed.

The height of the collecting sleeve 17 is greater than that of the flange blank 2, and the height design has the advantages that the collecting number of the flange blanks 2 collected by the collecting sleeve 17 can be increased, the lower end of the collecting sleeve 17 is connected with the threaded bottom cover 25 in a threaded mode, and the flange blanks 2 collected in the collecting sleeve 17 can be taken out by unscrewing the threaded bottom cover 25.

In the invention, when the flange blank 2 is forged, the flange blank 2 is firstly placed in the outer lower die 6, at the moment, under the elasticity of the two tension springs 24, the two arc-shaped plates 20 can clamp and fix the flange blank 2, then the motor 9 is started to enable the connecting rod 7 to rotate anticlockwise on the workbench 1, when the outer flange blank 2 moves to the lower end of the upper die 5, the motor 9 is stopped firstly, then a new flange blank 2 is placed on the lower die 6 which moves to the outer side, in the process, the first flange blank 2 of the forging and pressing mechanism 4 can be driven to be forged and pressed, the feeding treatment cannot influence the forging and pressing treatment, the working efficiency is high, after the forging and pressing are finished, the motor 9 is opened again to continuously drive the connecting rod 7 to rotate anticlockwise on the workbench 1, at the moment, the finished flange blank 2 approaches the collecting sleeve 17, when the finished flange blank 2 gradually faces the position of the collecting sleeve 17, the fixed rack 19 can be meshed with the fixed gear 16, until the axis of the first flange blank 2 is aligned with the axis of the collecting sleeve 17, the baffle 11 is moved out of the through groove 10, and the flange blank 2 is collected without manual blanking.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The flange forging and pressing equipment for the high-pressure oil cylinder of the construction machinery comprises a workbench (1), a flange blank (2), a mounting frame (3), a forging mechanism (4), an upper die (5) and two lower dies (6), and is characterized in that the mounting frame (3) is fixedly mounted on the workbench (1), the forging mechanism (4) is mounted on the mounting frame (3), the upper die (5) is fixedly mounted at the lower end of the forging mechanism (4), a driving rod (8) is rotatably connected to the workbench (1), a connecting rod (7) is fixedly mounted at the upper end of the driving rod (8), the two lower dies (6) are respectively and fixedly mounted at the left end and the right end of the connecting rod (7), a motor (9) is fixedly mounted at the lower end of the workbench (1), the output end of the motor (9) is fixedly connected with the driving rod (8), through grooves (10) are formed in the lower dies (6), baffles (11) are mounted on the lower dies (6) through a swinging mechanism, the two baffles (11) are respectively matched with the two through grooves (10), a collecting sleeve (17) is fixedly mounted on the workbench (1), and a driving mechanism is matched with a swinging mechanism;

swing mechanism comprises installation piece (12), bull stick (14), fixed gear (16), two fixed blocks (13) and two torsion spring (15), installation piece (12) fixed mounting is located logical groove (10) outer one end lateral wall in baffle (11), two fixed block (13) all fixed mounting is on the lateral wall of bed die (6), bull stick (14) rotate to be connected between two fixed blocks (13), and portion and installation piece (12) fixed connection that bull stick (14) are located between two fixed blocks (13), fixed gear (16) fixed mounting is in bull stick (14) upper end, two torsion spring (15) are installed respectively between installation piece (12) and two fixed blocks (13).

2. The flange forging apparatus for high-pressure cylinder of construction machine according to claim 1, wherein the driving mechanism comprises a U-shaped frame (18) and a fixed rack (19), the U-shaped frame (18) is fixedly installed on the front side wall of the collecting sleeve (17), the fixed rack (19) is fixedly installed on the U-shaped frame (18), the fixed rack (19) and the fixed gear (16) are located at the same horizontal height, and the minimum distance between the fixed rack (19) and the midpoint of the driving rod (8) in the horizontal projection plane is equal to the maximum distance between the fixed gear (16) and the midpoint of the driving rod (8) in the horizontal projection plane.

3. The flange forging equipment for high-pressure oil cylinders of construction machinery as claimed in claim 1, wherein the height of the collecting sleeve (17) is greater than that of the flange blank (2), and a threaded bottom cover (25) is screwed on the lower end of the collecting sleeve (17).

4. The flange forging and pressing equipment for the high-pressure oil cylinder of the construction machinery as claimed in claim 1, wherein two sliding holes (22) are formed in the side walls of the front end and the rear end of the lower die (6), each sliding hole (22) is connected with a sliding rod (21) in a sliding manner, and an arc-shaped plate (20) is fixedly mounted between every two sliding rods (21) corresponding to the left and right positions.

5. The flange forging and pressing equipment for the high-pressure oil cylinder of the construction machinery as claimed in claim 4, wherein a fixing plate (23) is fixedly installed between one ends of the slide rods (21) corresponding to each left and right positions and located outside the lower die (6), and a tension spring (24) is installed between each fixing plate (23) and the lower die (6).

6. The flange forging equipment for the high-pressure oil cylinder of the construction machinery as claimed in claim 5, wherein the upper surface of the arc-shaped plate (20) close to one side of the flange blank (2) is arc-shaped, and the height of the arc-shaped plate (20) is less than that of the flange blank (2).