CN117399542A - Static pressure forging equipment is used in flange processing - Google Patents

Abstract

The application provides static pressure forging equipment for flange processing, which relates to the technical field of flange processing forging equipment and comprises a static pressure hammer, wherein the static pressure hammer comprises a hammer head and a center column, the center of the hammer head is provided with a through hole, and the center column penetrates through the through hole; the aligning assembly comprises a clamping piece and an elastic piece, wherein the clamping piece is sleeved on the outer side of the hammer head and is clamped with the hammer head, and the elastic piece is connected with the clamping piece and the hammer head; and one end of the connecting component is abutted with the central column, and the other end of the connecting component is clamped with the clamping piece. The hammer head and the central column lift and lower the flange blank below the hammer head, the height of the flange column is processed by pressing down the hammer head, and the central hole of the flange is processed by pressing down the central column. When the hammer presses down to process the flange, the condition that the hammer shakes or the center column is not aligned with the center of gravity of the flange possibly occurs, the spring connecting the hammer and the clamping piece can automatically center the hammer in the horizontal direction, and the center column inserted in the center of the hammer can also automatically center the hammer under the driving of the hammer.

Description

Static pressure forging equipment is used in flange processing

Technical Field

The application relates to the technical field of flange processing forging equipment, in particular to static pressure forging equipment for flange processing.

Background

The static pressure forging is a metal forming technology capable of completing forging deformation by carrying out a lower die once under a constant pressure condition, and because the static pressure forging is carried out in a static state, high-strength impact force is not needed, the plastic curve of the material can be better reserved, the deformation and stress distribution are more uniform, and the quality and the precision of the product are higher. In the static pressure forging apparatus, a static pressure hammer as a member for applying pressure to a workpiece to be machined directly determines machining accuracy.

The flange is used as a connecting piece, and has extremely high requirements on the processing precision of the flange in partial fields such as high-precision machine tools, aerospace and the like. Therefore, in order to effectively improve the processing precision of the flange, hydrostatic forging is adopted in forging the blank.

Because the static pressure hammer directly acts on the flange blank during static pressure forging, at present, because of the mechanical vibration of static pressure equipment, when the static pressure hammer moves up and down and applies pressure to a workpiece, fine transverse offset is easy to generate, and the offset can cause poor static pressure position precision, so that the machining precision of the flange is directly influenced. Therefore, how to ensure the position accuracy of the static pressure hammer is one of the technical problems to be solved at present.

Disclosure of Invention

The purpose of this application is to provide a static pressure forging equipment for flange processing for solve the static pressure hammer in the correlation technique when reciprocating and exerting pressure, the lateral offset that produces the problem that produces the influence to the static pressure precision.

The application provides a static pressure forging equipment for flange processing adopts following technical scheme:

a static pressure forging apparatus for flange processing includes

The static pressure hammer comprises a hammer head and a central column, wherein a through hole is formed in the center of the hammer head, and the central column penetrates through the through hole;

the aligning assembly comprises a clamping piece and an elastic piece, wherein the clamping piece is sleeved on the outer side of the hammer head and is clamped with the hammer head, and the elastic piece is connected with the clamping piece and the hammer head;

and one end of the connecting component is abutted with the central column, and the other end of the connecting component is clamped with the clamping piece.

Through adopting above-mentioned technical scheme, tup and center post pass through coupling assembling and connect, under lifting unit's drive, and clamping unit goes up and down to drive coupling assembling and go up and down, and tup and center post go up and down to be located the flange stock of tup below and process, and the tup pushes down the height of processing flange cylinder, center post pushes down the processing flange centre bore.

When the hammer presses down to process the flange, the condition that the hammer shakes or the center column is not aligned with the center of gravity of the flange possibly occurs, the spring connecting the hammer and the clamping piece can automatically center the hammer in the horizontal direction, and the center column inserted in the center of the hammer can also automatically center the hammer under the driving of the hammer.

Optionally, the center post includes post and lower post, go up the post bottom and offer the screw thread groove, the lower post is equipped with the screw thread piece, the screw thread piece with screw thread groove threaded connection.

Through adopting above-mentioned technical scheme, go up post and lower post screw thread and can dismantle the connection, when lower post processing flange centre bore has certain damage, can only change down the post, use manpower and materials sparingly.

Optionally, a first through groove is formed in the outer side of the clamping piece, and the connecting component is clamped in the first through groove.

Through adopting above-mentioned technical scheme, coupling assembling can reciprocate in first logical inslot, and the center post has surplus space to continue to descend and process the flange centre bore.

Optionally, the first through groove includes perpendicular groove and horizontal groove, perpendicular groove with horizontal groove mutually perpendicular just communicates each other, works as coupling assembling joint is in the horizontal groove, the tup with go up the post and remove jointly.

By adopting the technical scheme, when the connecting assembly rotates to the transverse groove, the hammer head and the central column move together; when the connecting assembly rotates to the vertical groove, the center column moves downwards relative to the hammer head to process the center hole of the flange.

Optionally, the device further comprises a clamping assembly and a lifting assembly, wherein the clamping assembly is fixedly connected with the connecting assembly, and the lifting assembly is fixedly connected with the clamping assembly.

Through adopting above-mentioned technical scheme, lifting unit goes up and down to drive clamping assembly and goes up and down, and clamping assembly can press from both sides the coupling assembling tight coupling assembling of being convenient for and drive the static pressure hammer and go up and down.

Optionally, the clamping assembly includes clamping jaw and first cylinder, the clamping jaw with lifting unit articulates, the clamping jaw with coupling assembling rigid coupling, first cylinder with lifting unit articulates, first cylinder output shaft with the clamping jaw articulates.

Through adopting above-mentioned technical scheme, clamping jaw and second cylinder output shaft are articulated, and first cylinder is articulated with lifting unit, and first cylinder output shaft is articulated with the clamping jaw, and the cylinder is inwards shrunk and is driven clamping jaw and press from both sides tight coupling assembling.

Optionally, the lifting device further comprises a rotating assembly, wherein the rotating assembly is connected with the lifting assembly, and the rotating assembly can drive the connecting assembly to rotate in the first through groove.

Through adopting above-mentioned technical scheme, rotating assembly can drive coupling assembling and rotate in first logical inslot, and coupling assembling of being convenient for drives the center post and removes for the tup.

Optionally, the rotation subassembly includes driving piece, worm wheel and worm, the driving piece with the worm is connected, the worm with the worm wheel meshing, the worm wheel with the lifting assembly rigid coupling.

Through adopting above-mentioned technical scheme, driving piece drive worm rotates, and worm drives the worm wheel rotation, and the worm wheel rotation drives coupling assembling and changes in horizontal groove and perpendicular groove.

Optionally, the clamping piece includes ring and joint piece, the ring with joint piece rigid coupling, offer the second through-groove on the tup, the joint piece card is established in the second through-groove, the elastic component is connected the joint piece with second through-groove bottom surface.

Through adopting above-mentioned technical scheme, under the elastic action of spring, the joint piece can be in the second through-groove automatic movement in the horizontal direction, and the spring carries out automatic aligning to the tup in the horizontal direction.

Optionally, the coupling assembling includes horizontal pole, montant and diaphragm, the montant is connected the horizontal pole with the diaphragm, the horizontal pole with go up post butt, the diaphragm joint is in the first logical inslot, the montant with the clamping jaw rigid coupling.

Through adopting above-mentioned technical scheme, both ends are equipped with horizontal pole and diaphragm respectively about the montant, and pole and last post butt, diaphragm joint are in first logical inslot, and coupling assembling connects center post and tup, can drive center post and tup and remove.

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

1. the hammer head and the center column are connected through the connecting component, the connecting component is lifted under the drive of the lifting component, flange blanks below the hammer head are machined by lifting the hammer head and the center column, a transverse plate of the connecting component is placed in the transverse groove under the drive of the rotating component, and the height of the flange column is machined by pressing the hammer head downwards; the transverse plate of the connecting component is driven by the rotating component to be placed in the vertical groove, the center column moves downwards relative to the hammer head, and the center column presses down to machine the center hole of the flange.

When the hammer head and the central column are pressed down to perform flange processing, the condition that the hammer head shakes or the central column is not aligned with the center of gravity of the flange possibly occurs, the spring connecting the hammer head and the clamping piece can automatically center the hammer head in the horizontal direction, and the central column inserted in the center of the hammer head can also realize automatic center adjustment under the drive of the hammer head.

2. In the whole static pressure hammer lifting and descending process, due to the arrangement of the first through groove, the center column is guaranteed to be always arranged in the through hole of the hammer head, and the center column cannot be damaged due to external interference or damage to operators due to the fact that the center column is long.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present application;

FIG. 2 is an enlarged schematic view of a portion A of FIG. 1;

fig. 3 is a schematic diagram of an explosion structure according to an embodiment of the present application.

In the drawing the view of the figure,

10. a static pressure hammer; 11. a hammer head; 111. a through hole; 112. a second through slot; 12. a center column; 121. loading a column; 1211. a thread groove; 122. a lower column; 1221. a screw block;

20. a centering component; 21. a clamping piece; 211. a circular ring; 212. a clamping block; 213. a first through groove; 2131. a vertical groove; 2132. a transverse groove; 22. an elastic member; 221. a spring;

30. a connection assembly; 31. a cross bar; 32. a vertical rod; 33. a cross plate;

40. a clamping assembly; 41. a clamping jaw; 42. a first cylinder;

50. a lifting assembly; 51. a second cylinder;

60. a rotating assembly; 61. a driving member; 611. a motor; 62. a worm wheel; 63. a worm.

Detailed Description

The present application is described in further detail below with reference to fig. 1-3.

The embodiment of the application discloses a static pressure forging equipment for flange processing.

Referring to fig. 1 and 2, a static pressure forging apparatus for flange processing includes a static pressure hammer 10, a aligning assembly 20, a connecting assembly 30, a clamping assembly 40, a lifting assembly 50 and a rotating assembly 60, wherein the static pressure hammer 10 includes a hammer head 11 and a center column 12, a through hole 111 is formed in the center of the hammer head 11, the center column 12 penetrates through the through hole 111, the center column 12 is inserted in the center of the hammer head 11 and can relatively move with the hammer head 11, the aligning assembly 20 is sleeved outside the hammer head 11, the aligning assembly 20 includes a clamping piece 21 and an elastic piece 22, the clamping piece 21 is sleeved outside the hammer head 11 and is clamped with the hammer head 11, the clamping piece 21 is connected with the hammer head 11 through the elastic piece 22, one end of the connecting assembly 30 is abutted to the upper portion of the center column 12, and one end is clamped with the clamping piece 21. The clamping assembly 40 is fixedly connected with the connecting assembly 30, the lifting assembly 50 is fixedly connected with the clamping assembly 40, and the lifting assembly 50 is located above the clamping assembly 40.

The lifting assembly 50 may be a second cylinder 51, the lifting assembly 50 is located above the clamping assembly 40, the lifting assembly 50 stretches or contracts to drive the clamping assembly 40 to descend or ascend, the clamping assembly 40 is driven to clamp the connecting assembly 30, and the connecting assembly 30 abuts against the upper end of the center column 12 under the clamping action of the clamping assembly 40 and is clamped with the outer side of the clamping piece 21 outside the static pressure hammer 10; the elastic member 22 may be a spring 221, and the locking member 21 is locked in the hammer 11 and connected to the hammer 11 through the spring 221.

The hammer 11 and the center column 12 are connected through the connecting component 30, the clamping component 40 is driven by the lifting component 50 to lift and drive the connecting component 30 to lift, the hammer 11 and the center column 12 lift and process flange blanks below the hammer 11, the hammer 11 presses down the height of a flange column, and the center column 12 presses down a flange center hole; when the hammer 11 is pressed down to perform flange processing, the condition that the hammer 11 shakes or the center column 12 is not aligned with the center of gravity of the flange may occur, the spring 221 connecting the hammer 11 and the clamping piece 21 can automatically center the hammer 11 in the horizontal direction, and the center column 12 inserted in the center of the hammer 11 can also automatically center under the driving of the hammer 11.

Referring to fig. 1, 2 and 3, the specific structure of the clamping member 21 and the specific connection relationship between the spring 221 and the hammer head 11 are as follows: the clamping piece 21 comprises a circular ring 211 and a clamping block 212, the circular ring 211 is fixedly connected with the clamping block 212, the hammer 11 is provided with a second through groove 112, the clamping block 212 is clamped in the second through groove 112, and a spring 221 is connected with the clamping block 212 and the bottom surface of the second through groove 112. The number of the clamping pieces 21 and the number of the springs 221 can be four, under the elastic action of the springs 221, the clamping blocks 212 can automatically move in the second through grooves 112 in the horizontal direction, and if the hammer 11 possibly shakes or the center column 12 is not aligned with the center of gravity of the flange, the springs 221 connecting the hammer 11 and the clamping pieces 21 can automatically center the hammer 11 in the horizontal direction.

Referring to fig. 1 and 2, a first through groove 213 is formed on the outer side of the locking member 21 locked to the hammer head 11, and the connection assembly 30 is locked in the first through groove 213. The number of the first through grooves 213 can be four, the four first through grooves 213 can be respectively formed in the outer side of the clamping piece 21, the lifting component 50 drives the clamping component 40, the connecting component 30 is driven to lift, the hammer 11 and the center column 12 connected with the connecting component 30 lift, the hammer 11 and the center column 12 need to process flange columns and flange center holes respectively, the first through grooves 213 are required to be formed in the outer side of the clamping piece 21, the connecting component 30 can move up and down in the first through grooves 213, the center column 12 is driven to move up and down, and after the column height processing is finished, the center column 12 has a surplus space to continuously descend to process the flange center holes.

Referring to fig. 1 and 2, the first through groove 213 includes a vertical groove 2131 and a horizontal groove 2132, the vertical groove 2131 and the horizontal groove 2132 are communicated with each other and are in an L-shaped configuration, the horizontal groove 2132 is located above the vertical groove 2131, the rotating assembly 60 is connected with the lifting assembly 50, the rotating assembly 60 is located above the lifting assembly 50, and the rotating assembly 60 can drive the connecting assembly 30 connected with the lifting assembly 50 to move between the horizontal groove 2132 and the vertical groove 2131; when the connecting assembly 30 is movably clamped in the transverse groove 2132, the hammer head 11 and the central column 12 move together; when the link assembly 30 is moved into the vertical groove 2131 and moves within the vertical groove 2131, the center post 12 can move up and down relative to the hammer head 11.

The lifting assembly 50 drives the clamping assembly 40 and the connecting assembly 30 to lift. When the connecting component 30 is clamped in the transverse groove 2132, the hammer 11 and the central column 12 are relatively static, the hammer 11 pressurizes the flange column to the required height, and the lower end of the central column 12 is accommodated in the through hole 111 of the hammer 11, so that interference is not caused to the processing of the flange column by the hammer 11; the connecting component 30 rotates into the vertical groove 2131 under the rotation of the rotating component 60, the connecting component 30 can move in the vertical groove 2131, the center column 12 can move relative to the hammer 11, and the center column 12 is provided with a flange center hole.

In the descending process of the hammer 11 and the central column 12, the connecting assembly 30 is positioned in the transverse groove 2132, and the lower end of the central column 12 is accommodated in the through hole 111 of the hammer 11, so that interference to the processing of flange columns by the hammer 11 is avoided; when the hammer 11 and the central column 12 descend, the clamping assembly 40 drives the connecting assembly 30 to move upwards in the vertical groove 2131, drives the lower end of the central column 12 to move upwards into the through hole 111 of the hammer 11, and then rotates the connecting assembly 30 to be clamped in the horizontal groove 2132. During the whole lifting and descending process of the static pressure hammer 10, the center column 12 is ensured to be always placed in the through hole 111 of the hammer head 11, and the center column 12 cannot be damaged by external interference or hurt an operator due to the longer center column 12.

Referring to fig. 1 and 2, the center column 12 includes an upper column 121 and a lower column 122, a screw groove 1211 is formed at the bottom of the upper column 121, and a screw block 1221 is formed at the upper portion of the lower column 122, and the screw block 1221 is screw-coupled with the screw groove 1211. The upper column 121 is detachably connected with the lower column through the screw blocks 1221 in a screw manner, the lower column 122 can select a proper length according to the required height of the flange column, when the central column 12 is used for processing the flange central hole, if the bottom of the hammer 11 is not jointed with the flange column, the condition that the flange column is close to the upper surface of the central hole can be sunken downwards, so the lower column 122 needs to select a proper length to prevent the condition that the hammer 11 is not jointed with the flange column yet, and the lower column 122 is used for processing the flange central hole already; meanwhile, when the lower column 122 is damaged to some extent by machining the flange center hole, only the lower column 122 can be replaced without replacing the upper column 121 connected with the connecting assembly 30, so that manpower and material resources are saved.

Referring to fig. 1 and 3, the specific structure of the rotating assembly 60 and the specific connection relationship of the lifting assembly 50 are as follows: the rotating assembly 60 comprises a driving piece 61, a worm wheel 62 and a worm 63, wherein the driving piece 61 is connected with the worm 63, the worm 63 is meshed with the worm wheel 62, and the worm wheel 62 is fixedly connected with the second air cylinder 51. The driving member 61 may be a motor 611, and the motor 611 drives the worm 63 to rotate, and the worm 63 drives the worm wheel 62 to rotate, and the worm wheel 62 rotates to drive the connecting assembly 30 to rotate in the transverse groove 2132 and the vertical groove 2131.

Referring to fig. 1 and 2, the specific structure of the clamping assembly 40 and the specific connection relationship between the lifting assembly 50 and the connecting assembly 30 are as follows: the clamping assembly 40 is connected with the lifting assembly 50 and is located below the lifting assembly 50, the clamping assembly 40 is connected with the connecting assembly 30 and is located above the connecting assembly 30, the clamping assembly 40 comprises clamping jaws 41 and a first air cylinder 42, the clamping jaws 41 are hinged to output shafts of the second air cylinders 51, the clamping jaws 41 are fixedly connected with the connecting assembly 30, the first air cylinder 42 is hinged to the lifting assembly 50, output shafts of the first air cylinders 42 are hinged to the clamping jaws 41, and the air cylinders retract inwards to drive the clamping jaws 41 to clamp the connecting assembly 30.

Referring to fig. 1, 2 and 3, the specific structure of the connection assembly 30 and the specific connection relationship between the clamping assembly 40 and the centering assembly 20 are as follows: the connecting assembly 30 comprises a cross rod 31, a vertical rod 32 and a transverse plate 33, wherein the vertical rod 32 is fixedly connected with the clamping jaw 41, the upper end and the lower end of the vertical rod 32 are respectively provided with the cross rod 31 and the transverse plate 33, the cross rod 31 is arranged above the transverse plate 33, the cross rod 31 is abutted with the upper column 121, and the transverse plate 33 is clamped in the first through groove 213. The connecting components 30 can be arranged into four groups, the four groups of connecting components 30 are vertically arranged outside the clamping pieces 21 of the aligning component 20 in a surrounding mode, the connecting components 30 are respectively clamped in the four first through grooves 213, the connecting components 30 clamp the hammer head 11 and the central column 12 under the action of the clamping components 40, the connecting components 30 are connected with the central column 12 and the hammer head 11, the central column 12 and the hammer head 11 can be driven to move together, and the central column 12 and the hammer head 11 can also move relatively.

The implementation principle of the static pressure forging equipment for flange processing in the embodiment is as follows: the hammer head 11 and the center column 12 are connected through the connecting component 30, the connecting component 30 is lifted under the drive of the lifting component 50, flange blanks below the hammer head 11 are processed by lifting the hammer head 11 and the center column 12, the transverse plate 33 of the connecting component 30 is placed in the transverse groove 2132 under the drive of the rotating component 60, and the hammer head 11 is pressed down to process the height of the flange column; the transverse plate 33 of the connecting assembly 30 is driven by the rotating assembly 60 to be placed in the vertical groove 2131, the center column 12 moves downwards relative to the hammer 11, and the center column 12 presses down the flange center hole.

When the hammer 11 and the central column 12 are pressed down to perform flange processing, the condition that the hammer 11 shakes or the central column 12 is not aligned with the center of gravity of the flange possibly occurs, the spring 221 connecting the hammer 11 and the clamping piece 21 can automatically align the hammer 11 in the horizontal direction, and the central column 12 inserted in the center of the hammer 11 can also automatically align under the driving of the hammer 11.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. The static pressure forging equipment for flange processing is characterized by further comprising

The static pressure hammer (10), the static pressure hammer (10) comprises a hammer head (11) and a central column (12), a through hole (111) is formed in the center of the hammer head (11), and the central column (12) penetrates through the through hole (111);

the aligning assembly (20), the aligning assembly (20) comprises a clamping piece (21) and an elastic piece (22), the clamping piece (21) is sleeved on the outer side of the hammer head (11) and is clamped with the hammer head (11), and the elastic piece (22) is connected with the clamping piece (21) and the hammer head (11);

and one end of the connecting component (30) is abutted with the central column (12), and the other end of the connecting component (30) is clamped with the clamping piece (21).

2. The static pressure forging apparatus for flange processing according to claim 1, wherein the center column (12) includes an upper column (121) and a lower column (122), a thread groove (1211) is provided at the bottom of the upper column (121), and the lower column (122) is provided with a thread block (1221), and the thread block (1221) is screwed with the thread groove (1211).

3. The static pressure forging apparatus for flange processing according to claim 2, wherein a first through groove (213) is formed on the outer side of the clamping member (21), and the connecting assembly (30) is clamped in the first through groove (213).

4. A hydrostatic forging apparatus for flange processing according to claim 3, wherein said first through groove (213) includes a vertical groove (2131) and a horizontal groove (2132), said vertical groove (2131) and said horizontal groove (2132) being perpendicular to each other and communicating with each other, said hammer head (11) being movable together with said upper column (121) when said connection assembly (30) is engaged in said horizontal groove (2132).

5. The hydrostatic forging apparatus as recited in claim 4, further comprising a clamping assembly (40) and a lifting assembly (50), wherein said clamping assembly (40) is fixedly connected to said connecting assembly (30), and said lifting assembly (50) is fixedly connected to said clamping assembly (40).

6. The static pressure forging apparatus for flange processing according to claim 5, wherein the clamping assembly (40) includes a clamping jaw (41) and a first cylinder (42), the clamping jaw (41) is hinged to the lifting assembly (50), the clamping jaw (41) is fixedly connected to the connecting assembly (30), the first cylinder (42) is hinged to the lifting assembly (50), and an output shaft of the first cylinder (42) is hinged to the clamping jaw (41).

7. The static pressure forging apparatus for flange processing according to claim 6, further comprising a rotating assembly (60), wherein the rotating assembly (60) is connected to the lifting assembly (50), and the rotating assembly (60) can drive the connecting assembly (30) to rotate in the first through groove (213).

8. The hydrostatic forging apparatus as recited in claim 7, wherein said rotary assembly (60) includes a driving member (61), a worm wheel (62) and a worm (63), said driving member (61) being connected to said worm (63), said worm (63) being meshed with said worm wheel (62), said worm wheel (62) being fixedly connected to said lifting assembly (50).

9. The static pressure forging apparatus for flange processing according to claim 1, wherein the clamping member (21) comprises a circular ring (211) and a clamping block (212), the circular ring (211) is fixedly connected with the clamping block (212), the hammer head (11) is provided with a second through groove (112), the clamping block (212) is clamped in the second through groove (112), and the elastic member (22) connects the clamping block (212) with the bottom surface of the second through groove (112).

10. The static pressure forging apparatus for flange processing according to claim 6, wherein the connecting assembly (30) comprises a cross bar (31), a vertical bar (32) and a transverse plate (33), the vertical bar (32) connects the cross bar (31) with the transverse plate (33), the cross bar (31) is abutted with the upper column (121), the transverse plate (33) is clamped in the first through groove (213), and the vertical bar (32) is fixedly connected with the clamping jaw (41).