CN213846479U - Upsetting tool for forging rotor - Google Patents

Abstract

The utility model belongs to the technical field of the technique of upset and specifically relates to an upset tool for forging rotor is related to, including the workstation, arrange the deep bead on the workstation in and be located the upset board of deep bead top, placed the rotor ingot blank between deep bead and the upset board, be equipped with the through-hole that is used for placing the pincers handle on the deep bead, be equipped with damper assembly between deep bead and the workstation, damper assembly includes the spring of flexible post and vertical setting, the one end and the workstation fixed connection of spring, the other end and the deep bead fixed connection of spring, flexible post and workstation fixed connection, and the spring housing is located on the flexible post. The application has the effect of improving the quality of the forged rotor.

Description

Upsetting tool for forging rotor

Technical Field

The application relates to the technical field of upsetting, in particular to an upsetting tool for forging a rotor.

Background

Upsetting is a forging process of reducing the height of a blank and increasing the cross section, and then drawing is carried out to forge and deform the rotor, so that the structure of the rotor is improved, and the mechanical property of the rotor is improved.

When the rotor is forged, a clamp handle needs to be pressed out of a dead head of the rotor, and the clamp handle is convenient to operate and clamp the rotor. During upsetting, a bushing plate is usually adopted as an auxiliary tool and is arranged on a movable workbench of a press, then a clamp handle is arranged in a hole of the bushing plate, an upsetting plate is arranged on a rotor forging piece, the movable workbench drives the bushing plate to be arranged below an upper anvil of the forging press, the upper anvil is used for pressing the upsetting plate, and upsetting deformation is carried out on a rotor.

With respect to the related art in the above, the inventors consider that: during upsetting, the vibration often causes the deflection of the leakage disc, and the quality of the rotor is affected.

Disclosure of Invention

To improve the quality of the rotor, the present application provides an upsetting tool for forging the rotor.

The application provides an upset tool of forging rotor adopts following technical scheme:

the utility model provides an upset tool of forging rotor, includes the workstation, arranges the drain pan on the workstation in and is located the upset board of drain pan top, has placed the rotor ingot blank between drain pan and the upset board, is equipped with the through-hole that is used for placing the pincers handle on the drain pan, be equipped with damper assembly between drain pan and the workstation, damper assembly includes flexible post and the spring of vertical setting, the one end and the workstation fixed connection of spring, the other end and the drain pan fixed connection of spring, the one end and the workstation fixed connection of flexible post, the other end and the drain pan fixed connection of flexible post, the spring housing is located on the flexible post.

Through adopting above-mentioned technical scheme, damper assembly's setting can carry out the shock attenuation to the bushing when the upset, on the one hand, has reduced the possibility that the bushing squinted when the upset, and on the other hand, has reduced the damage of vibrations to rotor inner structure.

Optionally, the damping assembly is provided with a plurality of groups along the circumferential direction of the drain pan.

Through adopting above-mentioned technical scheme, multiunit damper assembly's setting has further improved the shock attenuation effect.

Optionally, one side of the workbench facing the drain pan is provided with a first groove, one end of the spring close to the workbench and one end of the telescopic column close to the workbench are arranged in the first groove, one side of the drain pan facing the workbench is provided with a second groove, and one end of the spring close to the drain pan and one end of the telescopic column close to the drain pan are arranged in the second groove.

By adopting the technical scheme, the telescopic column and the spring can be arranged in the first groove and the second groove, so that the integral gravity center of the upsetting tool is lowered, and the stability of the upsetting tool is improved.

Optionally, one surface of the upsetting plate facing the drain pan is an arc-shaped surface, and the circle center of the arc-shaped surface is located below the upsetting plate.

By adopting the technical scheme, during upsetting, the water mouth end of the steel ingot presents a spherical surface, and when drawing, the defect part with poor quality at the water mouth section can be extruded out, so that the qualification rate of the rotor is improved.

Optionally, the workbench is provided with a lifting block, the lifting block is located in the through hole of the drain pan, and the workbench is provided with a driving assembly for driving the lifting block to lift.

Through adopting above-mentioned technical scheme, make the elevator rise to the top of opening after drive assembly starts, the piece that drops to on the workstation when being convenient for clear up the upset is thick.

Optionally, one side of the workbench facing the drain pan is provided with a storage groove, the driving assembly comprises an air cylinder, the air cylinder is fixed in the storage groove, and a piston rod of the air cylinder is fixedly connected with the lifting block.

Through adopting above-mentioned technical scheme, start the cylinder, the lift of lifting block is realized to flexible through the cylinder piston rod.

Optionally, a limiting groove is formed in the side wall of the through hole, a limiting block is arranged on the lifting block, and the limiting groove is in sliding fit with the limiting block.

Through adopting above-mentioned technical scheme, spacing groove and stopper sliding fit have reduced the possibility that the elevator inclined when going up and down, have further improved the stability of upsetting tool.

Optionally, the telescopic column comprises a first column body and a second column body, the first column body is fixedly connected with the workbench, a slot is formed in one surface, facing the drain pan, of the first column body, and the second column body is slidably inserted into the slot.

Through adopting above-mentioned technical scheme, the flexible post of flexible post is realized in the slot is slided to the second cylinder.

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

1. the arrangement of the damping assembly can damp the drain pan during upsetting, so that on one hand, the possibility of deflection of the drain pan during upsetting is reduced, and on the other hand, the damage of vibration to the internal structure of the rotor is reduced;

2. the upsetting plate is arranged to be an arc-shaped surface, so that the defect part with poor quality of the water gap section can be extruded out, and the qualification rate of the rotor is improved.

Drawings

FIG. 1 is a cross-sectional view of an upsetting tool for forging a rotor in an embodiment of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Description of reference numerals: 1. a work table; 2. a drain pan; 3. upsetting a plate; 4. a rotor ingot blank; 5. a through hole; 6. a telescopic column; 7. a spring; 8. a first groove; 9. a second groove; 10. an arc-shaped surface; 11. a lifting block; 12. a storage groove; 13. a cylinder; 14. a limiting groove; 15. a limiting block; 16. a first column; 17. a second cylinder; 18. and (4) a slot.

Detailed Description

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

The embodiment of the application discloses an upsetting tool for forging a rotor, and the upsetting tool comprises a workbench 1, a drain pan 2, a rotor ingot blank 4 and an upsetting plate 3, wherein the workbench 1, the drain pan 2, the rotor ingot blank 4 and the upsetting plate are horizontally arranged from bottom to top in sequence, and the rotor ingot blank 4 is arranged on the drain pan 2. The drain pan 2 is provided with a through hole 5 for placing a clamp handle, the drain pan 2 is in a hollow circular ring shape, and a concave surface is arranged on one surface of the drain pan 2 facing the rotor ingot blank 4. The rotor ingot blank 4 except the clamp handle is a cylinder, the upsetting plate 3 is horizontally arranged, an arc-shaped surface 10 is arranged on one surface of the upsetting plate 3 facing the rotor ingot blank 4, and the circle center of the arc-shaped surface 10 is positioned below the upsetting plate 3. During upsetting, the arrangement of the arc-shaped surface 10 enables the water gap of the rotor steel ingot to be spherical, and the part with poor water gap quality can be extruded out during drawing, so that the qualification rate of the rotor is improved.

Referring to fig. 1 and 2, a plurality of shock absorption assemblies are arranged between the drain pan 2 and the workbench 1, and in order to improve the shock absorption effect, the shock absorption assemblies are arranged along the circumferential direction of the drain pan 2. The shock absorption assembly comprises a vertically arranged spring 7 and a telescopic column 6 sleeved in the spring 7. The one side of workstation 1 towards bushing 2 is equipped with first recess 8, and bushing 2 is equipped with second recess 9 towards the one side of workstation 1, and first recess 8, second recess 9 position correspond. One end of the spring 7 is fixedly connected to the bottom of the first groove 8, and the other end of the spring 7 in the vertical direction is fixedly connected to the bottom of the second groove 9.

Referring to fig. 2, the telescopic column 6 is composed of a first column 16 and a second column 17, a slot 18 is opened on one side of the first column 16 facing the second column 17, and the second column 17 is slidably inserted into the slot 18. One end of the first column body 16, which is far away from the second column body 17, is fixedly connected with the bottom of the first groove 8, and one end of the second column body 17, which is far away from the first column body 16, is fixedly connected with the groove body of the second groove 9.

Referring to fig. 1, one side of the workbench 1 facing the drain pan 2 is provided with a storage groove 12, a cylinder 13 is fixedly connected in the storage groove 12, a lifting block 11 is fixedly connected to the top end of a piston rod of the cylinder 13, and the lifting block 11 is located in the through hole 5 and is in sliding fit with the through hole 5. Two limiting grooves 14 are formed in the side wall of the through hole 5, the length direction of the limiting grooves 14 is the same as the axial direction of the drain pan 2, the two limiting grooves 14 are symmetrical about the central axis of the drain pan 2, a limiting block 15 is fixed on the outer side wall of the lifting block 11, the limiting block 15 is in sliding fit with the limiting grooves 14, and the possibility of inclination in the lifting process of the lifting block 11 is reduced.

The implementation principle of the upsetting tool for forging the rotor in the embodiment of the application is as follows: during upsetting, the upper anvil continuously presses the upsetting plate 3 to enable the bushing 2 and the workbench 1 to vibrate, and the springs 7 and the telescopic columns 6 are matched to absorb the energy of vibration and impact, so that the damping effect is achieved, and the quality of the rotor is guaranteed.

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 (8)

1. The utility model provides an upset tool of forging rotor, includes workstation (1), arranges bushing (2) on workstation (1) in and is located upset board (3) of bushing (2) top, has placed rotor ingot blank (4) between bushing (2) and upset board (3), is equipped with on bushing (2) to be used for placing through-hole (5) that pincers were handled, its characterized in that: be equipped with damper between drain pan (2) and workstation (1), damper includes flexible post (6) and spring (7) of vertical setting, the one end and workstation (1) fixed connection of spring (7), the other end and drain pan (2) fixed connection of spring (7), the one end and workstation (1) fixed connection of flexible post (6), the other end and drain pan (2) fixed connection of flexible post (6), spring (7) cover is located on flexible post (6).

2. The upsetting tool for forging a rotor as recited in claim 1, wherein: and a plurality of groups of shock absorption components are arranged along the circumferential direction of the drain pan (2).

3. The upsetting tool for forging a rotor as recited in claim 1, wherein: one side of the working table (1) facing the drain pan (2) is provided with a first groove (8), one end of the spring (7) close to the working table (1) and one end of the telescopic column (6) close to the working table (1) are arranged in the first groove (8), one side of the drain pan (2) facing the working table (1) is provided with a second groove (9), one end of the spring (7) close to the drain pan (2) and one end of the telescopic column (6) close to the drain pan (2) are arranged in the second groove (9).

4. The upsetting tool for forging a rotor as recited in claim 1, wherein: one surface of the upsetting plate (3) facing the drain pan (2) is provided with an arc-shaped surface (10), and the circle center of the arc-shaped surface (10) is positioned below the upsetting plate (3).

5. The upsetting tool for forging a rotor as recited in claim 1, wherein: the automatic tray-removing machine is characterized in that a lifting block (11) is arranged on the workbench (1), the lifting block (11) is located in a through hole (5) of the tray (2), and a driving assembly for driving the lifting block (11) to lift is arranged on the workbench (1).

6. The upsetting tool for forging a rotor as recited in claim 5, wherein: the one side of workstation (1) orientation deep bid (2) is equipped with puts thing groove (12), and drive assembly includes cylinder (13), and in cylinder (13) were fixed in put thing groove (12), the piston rod and elevator (11) fixed connection of cylinder (13).

7. The upsetting tool for forging a rotor as recited in claim 5, wherein: be equipped with spacing groove (14) on the lateral wall of through-hole (5), be equipped with stopper (15) on elevator (11), spacing groove (14) and stopper (15) sliding fit.

8. The upsetting tool for forging a rotor as recited in claim 1, wherein: the telescopic column (6) comprises a first column body (16) and a second column body (17), the first column body (16) is fixedly connected with the workbench (1), one side, facing the drain pan (2), of the first column body (16) is provided with a slot (18), and the second column body (17) is slidably inserted into the slot (18).

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