CN213224138U

CN213224138U - Oil press for forging

Info

Publication number: CN213224138U
Application number: CN202021864028.7U
Authority: CN
Inventors: 孙治荣
Original assignee: Shaanxi Sanyuan Zhengtai Forging Co ltd
Current assignee: Shaanxi Sanyuan Zhengtai Forging Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-18
Anticipated expiration: 2030-08-31

Abstract

The application relates to the field of forging equipment, in particular to an oil press for forging. It includes entablature, bottom end rail, work hydro-cylinder, two return stroke hydro-cylinders, four guide posts and four stands, four the stand sets up along bottom end rail lower part four corners position, four the guide post sets up along bottom end rail upper portion four corners position, the entablature sets up on the guide post, the work hydro-cylinder sets up at the entablature intermediate position, two the return stroke hydro-cylinder sets up between entablature and bottom end rail along work hydro-cylinder symmetry, be provided with the cope match-plate pattern on the bottom end rail, the cope match-plate pattern is connected with the drive end of work hydro-cylinder, be provided with the base under the cope match-plate pattern, be provided with slewer on the base, the last lower bolster that is provided. This application has the effect that uses conveniently, improves blank forging and pressing efficiency.

Description

Oil press for forging

Technical Field

The application relates to the field of forging equipment, in particular to an oil press for forging.

Background

The hydraulic press is one of hydraulic presses, and is a device which adopts special hydraulic oil as a working medium, uses a hydraulic pump of a hydraulic station as a power source, and enables the hydraulic oil to enter the hydraulic cylinder through a hydraulic pipeline, a pressure control valve, a flow control valve and a direction control valve under the action force of the pump so as to convert hydraulic energy into mechanical energy; the hydraulic oil is circulated in the hydraulic system through the mechanical, electric and hydraulic control systems, so that the piston can reciprocate linearly and repeatedly, and the technological requirements of products are met. The oil press is classified according to the structural style and can be divided into: four-column oil press, single-column oil press, horizontal oil press, vertical frame oil press.

The prior publication of authority is that the application document of CN104827696A discloses an oil press, which comprises a base and an upper beam frame, wherein four guide columns are arranged at four corners of the base, each guide column upwards penetrates through the upper beam frame, a hydraulic oil cylinder is fixedly installed above the upper beam frame, the hydraulic oil cylinder is connected with the upper beam frame, a lower die holder is arranged on the base, an upper die holder is arranged at the lower side of the upper beam frame, an oil brush is arranged at the contact part of the lower side of the upper beam frame and the guide columns, the oil brush is circumferentially arranged along the guide columns and fixedly connected with the upper beam frame, and the oil brush is connected with a lubricating oil tank through; and a lubricating oil collecting device is arranged at the bottom of each guide post.

The principle of the technical scheme is as follows: a hydraulic oil cylinder is fixedly mounted above the upper beam frame and connected with the upper beam frame, the hydraulic oil cylinder is connected with an oil supply device through an oil supply pipeline, the hydraulic oil cylinder controls the upper beam frame to move up and down along the guide post, the oil brush coats the guide post with lubricating oil, and the lubricating oil collecting device collects the lubricating oil flowing down from the guide post.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: by adopting the oil press in the technical scheme, the forging treatment is carried out on the blank after the heat treatment, and the blank needs to be turned over by means of external equipment, such as a forging loading and unloading machine, so that the blank is forged and formed. But because of the blank takes place deformation after the forging and pressing, the manipulator of forging charging and discharging machine is inconvenient to stretch into and overturn the blank between four guide posts, needs the angle of artificial change blank on the die holder, makes things convenient for forging charging and discharging machine to press from both sides and gets upset blank, so can reduce the work efficiency of forging and pressing.

SUMMERY OF THE UTILITY MODEL

In order to improve the forging and pressing efficiency of blank, make things convenient for the forging play material machine clamp to get the upset blank, this application provides an oil press is used in forging.

The application provides an oil press for forging adopts following technical scheme:

the utility model provides a forge and use hydraulic press, includes entablature, bottom end rail, work hydro-cylinder, two return stroke hydro-cylinders, four guide posts and four stands, four the stand sets up, four along bottom end rail lower part four corners position the guide post sets up along bottom end rail upper portion four corners position, the entablature sets up on the guide post, the work hydro-cylinder sets up at the entablature intermediate position, two return stroke hydro-cylinder sets up between entablature and bottom end rail along work hydro-cylinder symmetry, be provided with the cope match-plate pattern on the bottom end rail, the cope match-plate pattern is connected with the drive end of work hydro-cylinder, be provided with the base under the cope match-plate pattern, be provided with slewer on the base, the last lower bolster.

By adopting the technical scheme, the working oil cylinder drives the upper cross beam to move downwards along the guide post so as to drive the upper template to move downwards, the upper template is matched with the lower template to extrude the heat-treated blank, then the return oil cylinder drives the upper cross beam to move upwards so as to drive the upper template to move upwards, so that the working oil cylinder, the upper cross beam and the upper template return to the initial positions, and the blank is forged and pressed in a circulating manner; in the blank forging and pressing process, the rotating device drives the lower die plate and the blank on the lower die plate to rotate, the relative position of the blank and the forging and pressing charging and discharging machine is adjusted, the forging and pressing charging and discharging machine can turn over the blank conveniently, the blank does not need to be moved manually, and the forging and pressing efficiency of the blank is effectively improved.

Preferably, the rotating device comprises a rotating driving mechanism and a supporting column, the lower template is arranged on the supporting column, and the supporting column is arranged on the rotating driving mechanism.

Through adopting above-mentioned technical scheme, the angle is got to forging and pressing charging and discharging machine's clamp, makes the rotation driving mechanism drive support column rotate, and the support column drives the lower bolster and rotates, and the lower bolster drives the blank of placing on the lower bolster and rotates, realizes the angle that adjustment blank level was placed, makes things convenient for forging and pressing charging and discharging machine upset blank.

Preferably, the rotary driving mechanism comprises a driving assembly, a rotary support and a rotary table, the rotary support is arranged on the base, the rotary table is arranged on the rotary support, the support column is arranged on the rotary table, and the driving assembly is arranged on the rotary table and is in power connection with the rotary support.

By adopting the technical scheme, the driving assembly drives the inner ring of the slewing bearing to rotate, the inner ring of the slewing bearing drives the rotary table to rotate, the rotary table drives the supporting column to rotate, and the supporting column drives the lower template to rotate, so that the aim of adjusting the horizontal placing angle of the blank is fulfilled.

Preferably, the driving assembly comprises a hydraulic motor, a speed reducer and a driving gear, the hydraulic motor and the speed reducer are arranged on the rotary table, the output end of the hydraulic motor is connected with the input end of the speed reducer through a coupler, the output shaft of the speed reducer penetrates through the rotary table to be connected with the driving gear, and the driving gear is meshed with the gear teeth on the side wall of the rotary support.

Through adopting above-mentioned technical scheme, hydraulic motor is connected with the hydraulic pressure station, and hydraulic motor changes the hydraulic energy into mechanical energy and transmits for the speed reducer, drives drive gear after the speed reducer slows down and rotates, and drive gear rotates around slewing bearing's outer lane, and then drives the revolving platform and rotate, and structural design is reasonable, it is convenient to use.

Preferably, the speed reducer adopts a horizontal worm speed reducer, one end of a worm in the horizontal worm speed reducer is connected with an output shaft of the hydraulic motor through a coupler, and the other end of the worm penetrates through the speed reducer shell to be connected with a rotary emergency block.

Through adopting above-mentioned technical scheme, set up the emergent piece of gyration for when hydraulic motor or hydraulic system break down, through the outside shake, manual action is in emergent piece, makes the worm in the speed reducer rotate, and then drives drive gear and rotate, realizes slewing bearing's inner circle, revolving platform, support column and rotates, and the practicality is strong.

Preferably, the rotary emergency block is rectangular.

Through adopting above-mentioned technical scheme, set up to the rectangle, conveniently with outside crank suit on the emergent piece of gyration, and then realize manual action in the crank, the crank drives the screw rod and rotates, and the screw rod drives drive gear and rotates, replaces hydraulic motor as the power supply.

Preferably, a protection plate is arranged on the base along the circumferential direction of the slewing bearing.

Through adopting above-mentioned technical scheme, slewer is at the working process, and the gear teeth meshing of drive gear and slewing bearing outer lane sets up the protection shield for reduce outside foreign matter and enter into between slewing bearing and the drive gear, guarantee drive gear and slewing bearing's normal motion.

Preferably, the protection plate is provided with supporting blocks at intervals, and one side of each supporting block, which is close to the rotary table, is provided with an open slot.

Through adopting above-mentioned technical scheme, set up backup pad and open slot for make the revolving platform at the pivoted in-process, can not take place the slope, and then guarantee that the blank on support column, lower bolster and the lower bolster keeps the horizontality, guaranteed the quality after the blank forging and pressing to a certain extent.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the rotary device is arranged, the lower pressing plate is arranged at the upper part of the rotary device, the rotary device drives the lower pressing plate to rotate, the lower pressing plate drives the blank placed on the lower pressing plate to rotate, the relative position of the extruded subsequent blank and the forging charging and discharging machine is adjusted, the forging charging and discharging machine can conveniently turn over the extruded blank, and the forging efficiency of the blank is improved to a certain extent;

2. be provided with drive assembly, slewing bearing and revolving platform in this application, be provided with the support column on the revolving platform, the lower bolster setting is on the support column, and drive assembly drive slewing bearing's inner circle rotates, and slewing bearing's inner circle drives the revolving platform and rotates, and the revolving platform drives the support column and rotates, and the support column drives the lower bolster and rotates, and structural design is reasonable, the simple operation has realized that the angle is placed to the adjustment blank level purpose.

Drawings

Fig. 1 is a schematic structural diagram of a forging press according to the present application.

Fig. 2 is a schematic partial structural view of a turning device according to an embodiment of the present application.

Description of reference numerals: 1. an upper cross beam; 2. a lower cross beam; 3. a working oil cylinder; 4. a return oil cylinder; 5. a guide post; 6. a column; 7. mounting a template; 8. a base; 9. a rotation driving mechanism; 91. a drive assembly; 911. a hydraulic motor; 912. a speed reducer; 913. a drive gear; 92. a slewing bearing; 93. a turntable; 10. a support pillar; 11. a lower template; 12. rotating the emergency block; 13. a protection plate; 14. a support block; 15. an open slot.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses hydraulic press for forging. Referring to fig. 1 and 2, the oil press for forging comprises an upper cross beam 1, a lower cross beam 2, a working oil cylinder 3, two return oil cylinders 4, four guide posts 5 and four upright posts 6, wherein the four upright posts 6 are fixedly mounted at four corners of the lower part of the lower cross beam 2 in a one-to-one correspondence manner, the four guide posts 5 are fixedly mounted at four corners of the upper part of the lower cross beam 2 in a one-to-one correspondence manner, the upper cross beam 1 is movably mounted at the upper parts of the guide posts 5, the working oil cylinder 3 is mounted at the middle position of the upper cross beam 1, an upper template 7 is mounted on the lower cross beam 2, the upper template 7 is connected with a driving end of the working oil cylinder 3, the two return oil cylinders 4 are symmetrically mounted between the upper cross beam 1 and the lower cross beam 2 along the working oil cylinder 3; when the forging press works, the working oil cylinder 3 drives the upper cross beam 1 to move downwards along the guide post 5, so that the upper template 7 is driven to move downwards, the upper template 7 is matched with the lower template 11 to extrude the blank after heat treatment, then the return oil cylinder 4 drives the upper cross beam 1 to move upwards, so that the upper template 7 is driven to move upwards, the working oil cylinder 3, the upper cross beam 1 and the upper template 7 are restored to initial positions, and the blank is forged and pressed repeatedly; in addition, in the process of repeatedly forging and pressing the blank, the rotating device drives the lower template 11 and the blank on the lower template 11 to rotate, the relative position of the blank and the forging and pressing charging and discharging machine is adjusted, the forging and pressing charging and discharging machine can turn over the blank conveniently, the blank does not need to be moved manually, and the forging and pressing efficiency of the blank is effectively improved.

Referring to fig. 1 and 2, the turning device comprises a turning driving mechanism 9 and a supporting column 10, the supporting column 10 is installed on the turning driving mechanism 9, the lower template 11 is installed on the supporting column 10, when the clamping angle of the forging and pressing charging and discharging machine is adjusted, the turning driving mechanism 9 drives the supporting column 10 to rotate, the supporting column 10 drives the lower template 11 to rotate, and the lower template 11 drives a blank placed on the lower template 11 to rotate.

Referring to fig. 2, the rotary driving mechanism 9 includes a driving assembly 91, a rotary support 92 and a rotary table 93, the rotary support 92 includes an outer ring, an inner ring and a rolling element, the rolling element is located between the outer ring and the inner ring, bolt holes are all formed in the outer ring and the inner ring, the outer ring of the rotary support 92 is fixedly mounted on the base 8 through bolts, the inner ring of the rotary support 92 is fixedly connected with the rotary table 93 through bolts, the support pillar 10 is welded on the rotary table 93, the lower template 11 is welded on the support pillar 10, the driving assembly 91 drives the inner ring of the rotary support to rotate, the inner ring drives the rotary table 93 to rotate, the rotary table 93 drives the support pillar 10 to rotate horizontally, and further the purpose of.

Referring to fig. 2, the driving assembly 91 includes a hydraulic motor 911, a speed reducer 912 and a driving gear 913, the hydraulic motor 911 and the speed reducer 912 are mounted on the revolving platform 93 through bolts, an output end of the hydraulic motor 911 is connected with an input end of the speed reducer 912 through a coupling, an output shaft of the speed reducer 912 passes through the revolving platform 93 and is coaxially connected with the driving gear 913, and the driving gear 913 is meshed with gear teeth on the side wall of the revolving support 92; when the hydraulic power station works, the hydraulic motor 911 is connected with the hydraulic station, the hydraulic motor 911 converts hydraulic energy into mechanical energy to be transmitted to the speed reducer 912, the speed reducer 912 decelerates the mechanical energy to drive the driving gear 913 to rotate, the driving gear 913 rotates around the outer ring of the slewing bearing 92 to further drive the inner ring of the slewing bearing 92 to rotate, and the inner ring of the slewing bearing 92 drives the rotary table 93 to rotate.

Referring to fig. 2, a horizontal worm speed reducer is adopted as the speed reducer 912, one end of a worm in the horizontal worm speed reducer is connected with an output shaft of the hydraulic motor 911 through a coupler, the other end of the worm penetrates through a shell of the speed reducer 912 and is welded with a rotary emergency block 12, and the rotary emergency block 12 is installed in a rectangular shape; when hydraulic motor 911 or hydraulic system broke down, establish the emergent fast of gyration with outside crank cover, the emergent piece of manual action makes the worm in the speed reducer 912 rotate, and then drives drive gear 913 and rotate, makes slewing bearing 92's inner circle, revolving platform 93, support column 10 rotate in proper order, and the practicality is strong.

Referring to fig. 2, in the operation process of the slewing device, the driving gear 913 is meshed with the gear teeth on the outer ring of the slewing bearing 92, in order to reduce the entry of foreign objects between the slewing bearing 92 and the driving gear 913 and ensure the normal movement of the driving gear 913 and the slewing bearing 92, a protective plate 13 is installed on the base 8 along the circumferential direction of the slewing bearing 92, supporting blocks 14 are installed on the protective plate 13 at intervals, and an open slot 15 is formed in one side, close to the slewing table 93, of each supporting block 14; the open slot 15 can make the revolving platform 93 reduce the slope in the pivoted in-process, keep the horizontality, and then guarantee that the blank on support column 10, lower bolster 11 and the lower bolster 11 keeps the horizontality, has guaranteed the quality after the blank forging and pressing to a certain extent.

The implementation principle of the hydraulic press for forging in the embodiment of the application is as follows: the working oil cylinder 3 drives the upper beam 1 to move downwards along the guide post 5 so as to drive the upper template 7 to move downwards, the upper template 7 is matched with the lower template 11 to extrude the blank after heat treatment, then the return oil cylinder 4 drives the upper beam 1 to move upwards so as to drive the upper template 7 to move upwards, so that the working oil cylinder 3, the upper beam 1 and the upper template 7 are restored to initial positions, and the blank is forged and pressed in a circulating manner.

When the working oil cylinder 3, the upper cross beam 1 and the upper template 7 return to the initial positions and the blank needs to be turned over, the hydraulic motor 911 and the speed reducer 912 are started, the speed reducer 912 drives the driving gear 913 to rotate around the outer ring of the rotary support 92, so as to drive the inner ring of the rotary support 92 to rotate, the inner ring of the rotary support 92 drives the rotary table 93 to rotate, the rotary table 93 drives the supporting columns 10 to rotate, the supporting columns 10 drive the lower template 11 to rotate, the lower template 11 drives the blank placed on the lower template to rotate, the relative positions of the blank and the forging and pressing charging and discharging machine are adjusted, the forging and discharging machine can conveniently clamp and turn over the blank, the blank does not need to be manually moved, and the forging and pressing.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a forge and use hydraulic press, includes entablature (1), bottom end rail (2), work hydro-cylinder (3), two return stroke hydro-cylinders (4), four guide post (5) and four stands (6), four stand (6) are along bottom end rail (2) lower part four corners position setting, four guide post (5) are along bottom end rail (2) upper portion four corners position setting, entablature (1) sets up on guide post (5), work hydro-cylinder (3) set up in entablature (1) intermediate position, two return stroke hydro-cylinder (4) set up between entablature (1) and bottom end rail (2) along work hydro-cylinder (3) symmetry, its characterized in that: the hydraulic cylinder is characterized in that an upper template (7) is arranged on the lower cross beam (2), the upper template (7) is connected with the driving end of the working cylinder (3), a base (8) is arranged right below the upper template (7), a rotating device is arranged on the base (8), and a lower template (11) is arranged on the rotating device.

2. The oil press for forging as set forth in claim 1, wherein: the rotating device comprises a rotating driving mechanism (9) and a supporting column (10), the lower template (11) is arranged on the supporting column (10), and the supporting column (10) is arranged on the rotating driving mechanism (9).

3. The oil press for forging as set forth in claim 2, wherein: the rotary driving mechanism (9) comprises a driving assembly (91), a rotary support (92) and a rotary table (93), the rotary support (92) is arranged on the base (8), the rotary table (93) is arranged on the rotary support (92), the supporting column (10) is arranged on the rotary table (93), and the driving assembly (91) is arranged on the rotary table (93) and is in power connection with the rotary support.

4. The oil press for forging as set forth in claim 3, wherein: the driving assembly (91) comprises a hydraulic motor (911), a speed reducer (912) and a driving gear (913), the hydraulic motor (911) and the speed reducer (912) are arranged on a rotary table (93), the output end of the hydraulic motor (911) is connected with the input end of the speed reducer (912) through a coupler, the output shaft of the speed reducer (912) penetrates through the rotary table (93) to be connected with the driving gear (913), and the driving gear (913) is meshed with gear teeth on the side wall of the rotary support (92).

5. The oil press for forging as set forth in claim 4, wherein: the speed reducer (912) adopts a horizontal worm speed reducer, one end of a worm in the horizontal worm speed reducer is connected with an output shaft of the hydraulic motor (911) through a coupler, and the other end of the worm penetrates through a shell of the speed reducer (912) to be connected with a rotary emergency block (12).

6. The oil press for forging as set forth in claim 5, wherein: the rotary emergency block (12) is arranged to be rectangular.

7. The oil press for forging as set forth in claim 3, wherein: and a protective plate (13) is arranged on the base (8) along the circumferential direction of the slewing bearing (92).

8. The oil press for forging as set forth in claim 7, wherein: supporting blocks (14) are arranged on the protective plate (13) at intervals, and an open slot (15) is formed in one side, close to the rotary table (93), of each supporting block (14).