CN113547059B - Forging die for forge piece - Google Patents
Forging die for forge piece Download PDFInfo
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- CN113547059B CN113547059B CN202110738819.8A CN202110738819A CN113547059B CN 113547059 B CN113547059 B CN 113547059B CN 202110738819 A CN202110738819 A CN 202110738819A CN 113547059 B CN113547059 B CN 113547059B
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- Prior art keywords
- fixedly connected
- rod
- die
- forging
- protective cover
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- 238000005242 forging Methods 0.000 title claims abstract description 87
- 230000001681 protective effect Effects 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 210000003437 trachea Anatomy 0.000 claims description 3
- 239000007788 liquid Substances 0.000 description 19
- 230000009471 action Effects 0.000 description 14
- 239000007789 gas Substances 0.000 description 13
- 238000010009 beating Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
- B21J13/03—Die mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The utility model relates to the technical field of forging dies, in particular to a forging die for forgings, which comprises a shell, wherein the lower end of the inside of the shell is fixedly connected with a workbench, the upper end of the workbench is fixedly connected with a limiting frame, the center of the upper end of the workbench is fixedly connected with a lower die, the upper end of the inside of the shell is fixedly connected with a hydraulic rod, the lower end of the hydraulic rod is fixedly connected with an upper die stripping mechanism, the output end of the hydraulic rod is provided with an upper die stripping mechanism, the upper die stripping mechanism comprises an upper protective cover, a lower protective cover, a rectangular opening, a first spring, a limiting block, a connecting rod, a first groove, a second groove, a supporting rod, a top block, a third groove, a through hole, a second spring and a convex block, the rectangular opening is formed at the output end of the hydraulic rod, so that forgings can be ejected out when the hydraulic rod is retracted, the phenomenon that forgings are difficult to strip off can not occur, oxide skin generated on the surface of the forgings is timely removed when the hydraulic rod descends, the quality of the forgings is conveniently hammered for the second time.
Description
Technical Field
The utility model relates to the technical field of forging dies, in particular to a forging die for a forging piece.
Background
The die forging is to heat a metal to a liquid state or a softened state, and then put the metal into a die, and the metal may be formed by a single synthesis by closing upper and lower dies of the die, and may be performed by a plurality of impacts.
The utility model discloses a forging die, which relates to the technical field of metal dies, in particular to a forging die, and comprises a fixed die and a movable die arranged at the bottom of the fixed die. This forging die, decompose the extrusion force on ejector pin surface through the second spring, and weaken the extrusion force of ejector pin through the buffering arch, cross the connecting rod extrusion slider, make the slider move on the second slide rail, disperse the extrusion force, solve the serious problem of wearing and tearing of traditional forging die in current use, be favorable to dispersing the pressure through ejector pin and thimble two parts, reduce the damage of pressure to forging die, improve life, vibration force when reducing the push pedal motion through compressing the second spring, vibration force when reducing the push pedal motion through compressing first spring, it is ejecting with the work piece this moment through ejector pin and ejecting piece, solve taking comparatively trouble problem to the finished product, be favorable to the whole ejecting with the work piece, and during ejecting, wholly steady, reduce the damage to the work piece, the holistic qualification rate has been improved.
In realizing the above utility model, there are still problems to be solved: when beating the steel repeatedly, cause the forging to sink into the mould in the middle of being difficult to the drawing of patterns easily, the drive of going up the mould probably can lead to the position of forging to change, be unfavorable for beating next time, when forging, the surface is because of being in the state of high temperature when steel forges, with the oxygen rapid reaction of air, produce a large amount of oxide skin easily, the oxide skin causes the damage to the surface of forging easily when beating for the second time like this, when spraying forging liquid, because the fixed position can not evenly spray the surface of forging, lead to the quality decline of forging.
For this purpose, a forging die for forgings is proposed.
Disclosure of Invention
The utility model aims to provide a forging die for a forging, which can eject the forging while retracting through a hydraulic rod, so that the phenomenon that the forging is difficult to demould is avoided, and oxide skin generated on the surface of the forging is removed when the hydraulic rod is lowered, so that the forging die is convenient for hammering for the second time, the quality of the forging is improved, and the problems in the background art are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the forging die for the forge piece comprises a shell, wherein the lower end of the inside of the shell is fixedly connected with a workbench, the upper end of the workbench is fixedly connected with a limiting frame, the center of the upper end of the workbench is fixedly connected with a lower die, the upper end of the inside of the shell is fixedly connected with a hydraulic rod, the lower end of the hydraulic rod is fixedly connected with an upper die, and the output end of the hydraulic rod is provided with an upper die demoulding mechanism;
the upper die demoulding mechanism comprises an upper protective cover, a lower protective cover, rectangular openings, a first spring, a limiting block, a connecting rod, first grooves, second grooves, supporting rods, ejector blocks, third grooves, through holes, second springs and protruding blocks, wherein the rectangular openings are formed in the output ends of the hydraulic rods, the connecting rods are slidably connected in the interiors of the rectangular openings, the upper protective cover is fixedly connected to the left side and the right side of the connecting rods, the limiting blocks are fixedly connected to the left side and the right side of the output ends of the hydraulic rods, the first springs are fixedly connected to the upper ends of the limiting blocks, the first grooves are formed in the left side and the right side of the concave upper protective cover, the second springs are fixedly connected to the interiors of the first grooves, the two protruding blocks are fixedly connected to the outer sides of the second springs, the supporting rods are rotatably connected to the lower ends of the connecting rods, the second grooves are formed in the bottoms of the upper dies, the through holes are opened and closed at the lower ends of the rectangular openings, the ejector blocks are fixedly connected to the lower ends of the supporting rods, the lower protective cover is fixedly connected to the upper ends of the table top surfaces of the worktable, and the two protective covers are formed in the left side and right side of the inner sides of the third grooves are formed in the lower side of the protective cover.
Because the surface temperature of steel is too high during forging, the material is easy to deform, and the forging is easy to sink into the die when the forging is easy to sink into the die, so that the die is easy to drive after the curtain is dragged, the position of the forging is deviated, and inconvenience is caused for the next knocking;
when the die is in operation, the die is placed into the limiting frame, the hydraulic rod is driven to move downwards when moving downwards, the first spring extrudes the upper protecting cover, the upper die is enabled to coincide with the ejector block, after the upper die strikes the forging piece, the upper protecting cover is enabled to coincide with the lower protecting cover, the hydraulic rod is contracted, third grooves formed in the left side and the right side of the lower protecting cover are propped against the protruding blocks under the action of tension of the second spring, when moving upwards, the two protruding blocks have opposite downward acting force, the position of the upper protecting cover is not moved, the hydraulic rod is continuously contracted, the hydraulic rod drives the upper die to move upwards, the connecting rod moves downwards relative to the rectangular opening due to the fact that the position of the upper protecting cover is not moved, the supporting rod is kept motionless along with the connecting rod, the supporting rod is enabled to not change in position of the ejector block, the ejector block is separated from the upper die at the moment, the fact that the upper die is facilitated to eject the forging piece is enabled to be out when the hydraulic rod is contracted to a certain position, the first spring is contracted, the protruding blocks are pushed into the first groove due to the action of the third grooves, the protruding blocks are pushed into the first grooves, the second spring and the protruding blocks are contracted into the first grooves, the first protecting cover is contracted, the first grooves are the first grooves, the first protecting cover and the first springs are not contracted, and the first springs are reset.
Preferably, the inside fixedly connected with sleeve of inside both sides upper end of workstation, two the equal fixedly connected with piston of telescopic inside upper end, two the equal fixedly connected with third spring of lower extreme of piston, two telescopic lower extreme is fixedly connected with trachea jointly, tracheal upper end and the right side bottom fixed connection of last safety cover, the upper end left side embedding of workstation has dirty box of collection, the drain groove has been seted up in the left side of spacing frame, the equal fixedly connected with first inserted bar of lower extreme left and right sides of going up the safety cover.
When the hydraulic rod moves downwards, the upper protection cover is driven to move downwards, the upper protection cover drives the two first inserting rods to move downwards when moving downwards, the two first inserting rods push the corresponding pistons downwards, gas is discharged out of the sleeve through the gas pipe, rapid extrusion is carried out, in the rising process, oxide skin is separated from the surface of the forge piece due to rotation of the top block, the flow speed of the gas is increased, oxide skin generated on the surface of the forge piece is blown to the left side of the limit frame, falls into the interior of the dirt collecting box through the leaking groove, after one-time beating is completed, the two first inserting rods are far away from the corresponding sleeve, at the moment, the pistons are reset under the action of the third springs, and the gas is filled into the interior of the two sleeves, so that the next work is facilitated.
Preferably, the upper end fixedly connected with liquid storage pot of shell, the equal fixedly connected with hose in left and right sides of liquid storage pot, the screw hole has all been seted up to the upper end left and right sides of shell, two the equal threaded connection pipeline in inside of screw hole, two the equal fixedly connected with watertight bearing of upper end of pipeline, two the equal fixedly connected with three-way pipe of upper end of watertight bearing, two the relative one end and the corresponding hose fixed connection of three-way pipe, the round hole has all been seted up to the upper end left and right sides of last safety cover, two the equal fixedly connected with first bearing in inside of round hole, two the inside of first bearing and the pipe wall fixed connection of corresponding pipeline, two the equal fixedly connected with shower nozzle of lower extreme of pipeline.
When the hydraulic rod moves downwards, the upper protection cover is driven to move downwards, and the upper protection cover drives the two pipelines to move downwards together when moving downwards, at the moment, because the upper ends of the rod walls of the pipelines are in threaded connection with the top of the shell, the two pipelines rotate, the two pipelines drive the corresponding spray heads to rotate, at the moment, the waterproof bearings enable the three-way pipe not to rotate, and when the position of the pipeline falling along with the position of the pipeline falling is lower than that of the liquid storage tank, forging liquid stored in the liquid storage tank is output at the moment.
Preferably, the spout has been seted up in the upper end left side of workstation, the inside sliding connection of spout has the movable block, the right side fixedly connected with steel cable of movable block, the right side of steel cable runs through lower safety cover and spacing frame and fixedly connected with commentaries on classics piece, the left side of commentaries on classics piece rotates with the inside left side of spacing frame to be connected, the upper end fixedly connected with fourth spring of commentaries on classics piece, the inside upper end of fourth spring and the inside left side fixedly connected with of spacing frame, the upper end left side fixedly connected with L shape ejector pin of going up the safety cover.
When the upper protective cover descends, the L-shaped ejector rod is driven to move downwards, when the L-shaped ejector rod descends to the bottom, the moving frame moves leftwards when the L-shaped ejector rod is propped against the moving block, the moving block moves leftwards to drive the steel rope to move leftwards, the steel rope pulls the rotating block to enable the rotating block to rotate, and when the L-shaped ejector rod moves upwards, the fourth spring pulls the rotating block until reset.
Preferably, the cavity is internally formed in the front end of the inside of the workbench, the cross rod is slidably connected in the cavity, the fourth spring is fixedly connected to the rear end of the rod wall of the cross rod, the vibration block is fixedly connected to the rear end of the cross rod, the jack is formed in the front end of the top of the workbench, the second inserting rod is fixedly connected to the front end of the bottom of the upper protective cover, the fourth groove is formed in the rear end of the second inserting rod, and the poking blocks are rotatably connected to the lower ends of the inner parts of the fourth grooves.
When the upper protective cover descends, the second inserted link is driven to move downwards, at the moment, the second inserted link is inserted into the corresponding jack, the stirring block is connected with the fourth groove in a rotating mode, so that the effect is avoided when the second inserted link descends, when the second inserted link moves upwards, the stirring block abuts against the front end of the cross bar, the cross bar moves backwards, the cross bar moves forwards under the action of the fourth spring, the cross bar moves backwards and forwards repeatedly, the vibration block is driven to move forwards and backwards, and one side of the lower die is knocked.
The upper end of the half wall of the supporting rod is provided with a first thread, the lower end of the through hole is provided with a second thread, and the first thread is matched with the second thread.
When the connecting rod moves to the moving position, the first thread and the second thread act, the supporting rod rotates to drive the top block to rotate, and therefore the effect of removing the oxide skin is better.
Compared with the prior art, the utility model has the beneficial effects that:
1. the ejector block is ejected out of the upper die when the ejector block moves upwards through the up-and-down movement of the hydraulic rod, so that the demolding effect of the upper die is better, the upper die is prevented from displacing the forging piece, and favorable conditions are provided for hammering the lower side;
2. through the gas discharge of two sleeve interiors, blow off the oxide skin that steel forging surface generated, avoided the influence of oxide skin to the forging when forging next, through the repeated beating of bed die, make at the drawing of patterns make easier.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of a front view of the present utility model;
FIG. 3 is an enlarged block diagram of the portion A of FIG. 2 in accordance with the present utility model;
FIG. 4 is a schematic view of a pipeline structure according to the present utility model;
FIG. 5 is an enlarged block diagram of the portion B of FIG. 2 according to the present utility model;
FIG. 6 is an enlarged block diagram of the portion D of FIG. 5 according to the present utility model;
FIG. 7 is a cross-sectional view of a side view of the present utility model;
FIG. 8 is an enlarged schematic view of the structure of FIG. 7E according to the present utility model;
fig. 9 is a schematic view of a second plunger according to the present utility model.
In the figure: 1. a housing; 2. a work table; 3. a limit frame; 4. a lower die; 5. a hydraulic rod; 6. an upper die; 7. an upper die demoulding mechanism; 8. a sleeve; 9. a piston; 10. a third spring; 11. an air pipe; 12. a dirt collection box; 13. a drain groove; 14. a first plunger; 15. a liquid storage tank; 16. a hose; 17. a threaded hole; 18. a pipe; 19. a waterproof bearing; 20. a three-way pipe; 21. a round hole; 22. a first bearing; 23. a spray head; 24. a chute; 25. a moving block; 26. a steel rope; 27. a rotating block; 28. a fourth spring; 29. an L-shaped ejector rod; 30. a cavity; 31. a cross bar; 32. a vibrating block; 33. a jack; 34. a second plunger; 35. a fourth groove; 36. a poking block; 37. a first thread; 38. and a second thread.
701. An upper protective cover; 702. a rectangular opening; 703. a first spring; 704. a limiting block; 705. a connecting rod; 706. a first groove; 707. a second groove; 708. a support rod; 709. a top block; 710. a third groove; 711. a through hole; 712. a second spring; 713. a bump; 714. and a lower protective cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 9, the present utility model provides a technical solution:
1-3, a forging die for forgings comprises a shell 1, wherein the lower end of the inside of the shell 1 is fixedly connected with a workbench 2, the upper end of the workbench 2 is fixedly connected with a limiting frame 3, the center of the upper end of the workbench 2 is fixedly connected with a lower die 4, the upper end of the inside of the shell 1 is fixedly connected with a hydraulic rod 5, the lower end of the hydraulic rod 5 is fixedly connected with an upper die 6, and the output end of the hydraulic rod 5 is provided with an upper die demoulding mechanism 7;
the upper mold stripping mechanism 7 comprises an upper protective cover 701, a lower protective cover 714, a rectangular opening 702, a first spring 703, a limiting block 704, a connecting rod 705, a first groove 706, a second groove 707, a supporting rod 708, a top block 709, a third groove 710, a through hole 711, a second spring 712 and a protruding block 713, wherein the rectangular opening 702 is opened at the output end of the hydraulic rod 5, the connecting rod 705 is slidably connected in the rectangular opening 702, the upper protective cover 701 is fixedly connected at the left side and the right side of the connecting rod 705, the limiting block 704 is fixedly connected at the left side and the right side of the output end of the hydraulic rod 5, the first spring 703 is fixedly connected at the upper end of the limiting block 704, two first grooves 706 are opened at the left side and the right side of the concave upper protective cover 701, two second springs 712 are fixedly connected in the first groove 706, two protruding blocks 707 are fixedly connected at the outer side of the second springs, the supporting rod 708 is rotatably connected at the lower end of the connecting rod 705, the second groove 707 is opened at the bottom of the upper mold 6, the through hole is fixedly connected at the lower end of the rectangular opening 702, the lower end of the top block 710 is fixedly connected at the lower end of the upper surface 714, and the lower end of the table 714 is fixedly connected at the left side and lower end of the table top surface 714 is fixedly connected at the lower end of the upper and lower end of the table surface 714;
because the temperature of the forging piece is too high during forging, the material is easy to deform, the forging piece is easy to sink into the die during forging, the die is easy to drive during resetting, the position of the forging piece is deviated, and inconvenience is caused for the next knocking;
when in operation, the die is put into the limit frame 3, at the moment, the hydraulic rod 5 drives the upper protective cover 701 to move downwards when moving downwards, at the moment, the first spring 703 presses the upper protective cover 701 to enable the upper die 6 to coincide with the top block 709, after the upper die 6 strikes the forging, at the moment, the upper protective cover 701 coincides with the lower protective cover 714, the hydraulic rod 5 contracts, at the moment, the third grooves 710 formed on the left side and the right side of the lower protective cover 714 prop against the protruding blocks 713 under the tension of the second spring 712, when moving upwards, the two protruding blocks 713 have opposite downward acting force, at the moment, the position of the upper protective cover 701 is not moved, the hydraulic rod 5 continues to contract, the hydraulic rod 5 drives the upper die 6 to move upwards, the connecting rod 705 moves downwards relative to the rectangular opening 702 because the position of the upper protective cover 701, the supporting rod 708 keeps motionless along with the connecting rod 705, the supporting rod 708 is not changed with the position of the jacking block 709, at the moment, the jacking block 709 is separated from the upper die 6, so that the forged piece is favorably ejected out of the upper die 6, when the hydraulic rod 5 is contracted to a certain position, because the limiting block 704 moves upwards, at the moment, the first spring 703 is contracted, the convex block 713 is jacked into the inside of the first groove 706 due to the action of the third groove 710, at the moment, the second spring 712 and the convex block 713 are contracted into the inside of the first groove 706, when the convex block 713 passes through the third groove 710, at the moment, the upper protective cover 701 does not receive the upward and downward acting force, the first spring 703 and the second spring 712 are restored, the first spring 703 enables the upper protective cover 701 to be restored, the second spring 712 enables the convex block 713 to be restored, at each time of impact, the ejection action of the upper die 6 can be ensured, the position of the forged piece can be kept unchanged as much as possible, this may provide advantageous conditions for the next tap.
As an embodiment of the present utility model, as shown in fig. 1, 2 and 5, the upper ends of two inner sides of the workbench 2 are fixedly connected with a sleeve 8, the upper ends of two inner sides of the sleeve 8 are fixedly connected with a piston 9, the lower ends of two pistons 9 are fixedly connected with a third spring 10, the lower ends of two sleeves 8 are fixedly connected with an air pipe 11 together, the upper end of the air pipe 11 is fixedly connected with the bottom of the right side of the upper protective cover 701, the left side of the upper end of the workbench 2 is embedded with a dirt collecting box 12, the left side of the limit frame 3 is provided with a drain groove 13, and the left side and the right side of the lower end of the upper protective cover 701 are fixedly connected with a first inserting rod 14;
when the impact is repeated, a layer of oxide skin is easy to generate on the surface of the high-temperature forging piece, and if the oxide skin cannot be cleaned, the impact is caused on the next impact;
when the hydraulic rod 5 moves downwards, the upper protective cover 701 is driven to move downwards, the upper protective cover 701 drives the two first inserted rods 14 to move downwards when moving downwards, the two first inserted rods 14 prop against the corresponding pistons 9, the two pistons 9 are pushed downwards, gas is discharged out of the sleeve 8 through the gas pipe 11, rapid extrusion is carried out, in the rising process, oxide skin is separated from the surface of a forge piece due to rotation of the top block 709, the flow rate of the gas is increased, the oxide skin generated on the surface of the forge piece is blown to the left side of the limiting frame 3, the oxide skin falls into the inner part of the dirt collecting box 12 through the drain groove 13, at the moment, the two first inserted rods 14 are far away from the corresponding sleeve 8, at the moment, the pistons 9 are reset under the action of the plurality of third springs 10, the gas is filled into the inner parts of the two sleeves 8, the next work is facilitated, the generated oxide skin is removed, and the quality of the forge piece is improved.
As an embodiment of the present utility model, as shown in fig. 1, 2 and 4, the upper end of the housing 1 is fixedly connected with a liquid storage tank 15, the left and right sides of the liquid storage tank 15 are fixedly connected with hoses 16, the left and right sides of the upper end of the housing 1 are provided with threaded holes 17, the interiors of the two threaded holes 17 are respectively connected with a pipe 18, the upper ends of the two pipes 18 are respectively fixedly connected with a waterproof bearing 19, the upper ends of the two waterproof bearings 19 are respectively fixedly connected with a tee 20, the opposite ends of the two tee 20 are respectively fixedly connected with corresponding hoses 16, the left and right sides of the upper end of the upper protective cover 701 are respectively provided with a round hole 21, the interiors of the two round holes 21 are respectively fixedly connected with a first bearing 22, the interiors of the two first bearings 22 are respectively fixedly connected with the pipe walls of the corresponding pipes 18, and the lower ends of the two pipes 18 are respectively fixedly connected with a spray head 23;
when forging is carried out, the forging liquid needs to be sprayed on the surface of the forging, and the surface of the forging is harder under the action similar to quenching;
when the hydraulic rod 5 moves downwards, the upper protective cover 701 is driven to move downwards, the upper protective cover 701 drives the two pipelines 18 to move downwards together when moving downwards, at this time, because the upper ends of the rod walls of the pipelines 18 are in threaded connection with the top of the shell 1, the two pipelines 18 rotate, the two pipelines 18 drive the corresponding spray heads 23 to rotate, at this time, the waterproof bearings 19 enable the three-way pipe 20 not to rotate, and along with the fact that the descending position of the pipelines 18 is lower than that of the liquid storage tank 15, forging liquid stored in the liquid storage tank 15 is output at this time, the forging liquid can be uniformly distributed on the surface of a forging piece, and the quality of the forging piece is improved.
As an embodiment of the present utility model, as shown in fig. 1, 2, 5 and 6, a chute 24 is provided on the left side of the upper end of the table 2, a moving block 25 is slidably connected in the chute 24, a steel rope 26 is fixedly connected to the right side of the moving block 25, the right side of the steel rope 26 penetrates through a lower protecting cover 714 and is fixedly connected with a rotating block 27 with the limiting frame 3, the left side of the rotating block 27 is rotatably connected with the left side of the inside of the limiting frame 3, a fourth spring 28 is fixedly connected to the upper end of the rotating block 27, the upper end of the inside of the fourth spring 28 is fixedly connected with the left side of the inside of the limiting frame 3, and an L-shaped ejector rod 29 is fixedly connected to the left side of the upper end of the upper protecting cover 701;
when the oxide skin is removed, the leakage groove 13 is easy to be blocked, and the oxide skin is difficult to clean;
when the upper protective cover 701 descends, the L-shaped ejector rod 29 is driven to move downwards, when the L-shaped ejector rod 29 descends to the bottom, the moving frame moves leftwards against the moving block 25 at the moment, the moving block 25 moves leftwards to drive the steel rope 26 to move leftwards, the steel rope 26 pulls the rotating block 27 to rotate, when the L-shaped ejector rod 29 moves upwards, the rotating block 27 is pulled until reset by the fourth spring 28, oxide scales accumulated in the drain groove 13 can be ejected out, the drain groove 13 is dredged to facilitate the oxide scale removal work, the accumulation of the oxide scales is avoided, a clean working environment is provided for the next forging of the forging piece, and the influence of the oxide scales is avoided.
As an embodiment of the present utility model, as shown in fig. 1 and fig. 7 to fig. 9, a cavity 30 is provided inside the front end of the inside of the working table 2, a cross rod 31 is slidably connected inside the cavity 30, a fourth spring 28 is fixedly connected to the rear end of the rod wall of the cross rod 31, a vibration block 32 is fixedly connected to the rear end of the cross rod 31, an insertion hole 33 is provided at the front end of the top of the working table 2, a second insertion rod 34 is fixedly connected to the front end of the bottom of the upper protection cover 701, a fourth groove 35 is provided at the rear end of the second insertion rod 34, and toggle blocks 36 are rotatably connected to the lower ends of the inside of the fourth grooves 35;
during operation, when the upper protective cover 701 descends, the second inserting rod 34 is driven to move downwards, at this time, the second inserting rod 34 is inserted into the corresponding inserting hole 33, the stirring block 36 is connected with the fourth groove 35 in a rotating manner, so that no influence is caused during descending, when the second inserting rod 34 moves upwards, the stirring block 36 abuts against the front end of the cross rod 31, the cross rod 31 moves backwards, and the cross rod 31 moves forwards under the action of the fourth spring 28, so that the cross rod 31 repeatedly moves forwards and backwards, the vibration block 32 is driven to move forwards and backwards, and one side of the lower die 4 is knocked, so that a forge piece cannot be trapped in the lower die 4, and demoulding is simpler.
As an embodiment of the present utility model, as shown in fig. 6 to 7, a first thread 37 is formed on the upper end of the half wall of the supporting rod 708, a second thread 38 is formed on the lower end of the through hole 711, and the first thread 37 is matched with the second thread 38;
in operation, when the connecting rod 705 moves to a moving position, the supporting rod 708 rotates under the action of the first screw thread 37 and the second screw thread 38, and the supporting rod 708 rotates to drive the top block 709 to rotate, so that the effect of removing the oxide skin is better.
Working principle:
when in operation, the die is put into the limit frame 3, at the moment, the hydraulic rod 5 drives the upper protective cover 701 to move downwards when moving downwards, at the moment, the first spring 703 presses the upper protective cover 701 to enable the upper die 6 to coincide with the top block 709, after the upper die 6 strikes the forging, at the moment, the upper protective cover 701 coincides with the lower protective cover 714, the hydraulic rod 5 contracts, at the moment, the third grooves 710 formed on the left side and the right side of the lower protective cover 714 prop against the protruding blocks 713 under the tension of the second spring 712, when moving upwards, the two protruding blocks 713 have opposite downward acting force, at the moment, the position of the upper protective cover 701 is not moved, the hydraulic rod 5 continues to contract, the hydraulic rod 5 drives the upper die 6 to move upwards, as the position of the upper protective cover 701 is not moved downwards relative to the rectangular opening 702, the supporting rod 708 is kept motionless along with the connecting rod 705, the position of the supporting rod 708 is unchanged along with the top block 709, the ejector block 709 is separated from the upper die 6 at this time, which is favorable for ejecting the forging out of the upper die 6, when the hydraulic rod 5 is contracted to a certain position, because the limiting block 704 moves upwards, the first spring 703 is contracted, the convex block 713 is ejected into the first groove 706 due to the action of the third groove 710, the second spring 712 and the convex block 713 are contracted into the first groove 706, when the convex block 713 passes through the third groove 710, the upper protective cover 701 does not receive the upward and downward acting force, the first spring 703 and the second spring 712 are reset, the first spring 703 enables the upper protective cover 701 to reset, the second spring 712 enables the convex block 713 to reset, so that during each impact, the ejection action of the upper die 6 is provided, the position of the forging can be ensured to be kept unchanged as much as possible, which can provide favorable conditions for the next strike, when the hydraulic rod 5 moves downwards, the upper protective cover 701 is driven to move downwards, when the upper protective cover 701 moves downwards, the two first inserting rods 14 are driven to move downwards, the two first inserting rods 14 prop against the corresponding pistons 9, the two pistons 9 are pushed downwards, at the moment, gas is discharged out of the sleeve 8 through the gas pipe 11 and is rapidly extruded, in the rising process, because of the rotation of the jacking block 709, the oxide skin is separated from the surface of the forging, the flow speed of the gas is increased, the oxide skin generated on the surface of the forging is blown to the left side of the limiting frame 3, the oxide skin falls into the inner part of the dirt collecting box 12 through the leaking groove 13, after one-time beating is completed, at the moment, the two first inserting rods 14 are far away from the corresponding sleeve 8, at the moment, the pistons 9 are reset under the action of the plurality of third springs 10, the gas is filled into the inner parts of the two sleeves 8, the generated oxide skin is conveniently removed in the next work, the quality of the forging piece is improved, when the hydraulic rod 5 moves downwards, the upper protective cover 701 is driven to move downwards, when the upper protective cover 701 moves downwards, the two pipelines 18 are driven to move downwards together, at the moment, as the upper ends of the rod walls of the pipelines 18 are in threaded connection with the top of the shell 1, the two pipelines 18 rotate, the two pipelines 18 drive the corresponding spray heads 23 to rotate, the waterproof bearings 19 enable the three-way pipe 20 not to rotate, when the positions of the pipelines 18 are lower than those of the liquid storage tank 15, the forging liquid stored in the liquid storage tank 15 is output, the forging liquid can be uniformly distributed on the surface of the forging piece, the quality of the forging piece is improved, when the upper protective cover 701 descends, the L-shaped push rods 29 are driven to move downwards, when the L-shaped push rods 29 descend to the bottom, the movable frame moves leftwards against the movable blocks 25 at the moment, when the L-shaped ejector rod 29 moves upwards, the fourth spring 28 pulls the rotating block 27 until reset, oxide scales accumulated in the drain groove 13 can be ejected, the drain groove 13 is dredged to facilitate oxide scale removal, accumulation of the oxide scales is avoided, a clean working environment is provided for forging of the next forging piece, the effect of the oxide scales is avoided, the second inserted rod 34 is driven to move downwards when the upper protective cover 701 descends, the second inserted rod 34 is inserted into the corresponding insertion hole 33, the stirring block 36 is in rotary connection with the inside of the fourth groove 35, so that no influence is caused when the second inserted rod 34 moves upwards, the stirring block 36 is propped against the front end of the cross rod 31, the cross rod 31 moves backwards, the cross rod 31 moves forwards and backwards under the action of the fourth spring 28, the vibration block 32 is driven to move forwards and backwards, the side of the lower die piece 4 is driven to move forwards and backwards, the side of the lower die piece is driven to move more easily, and the thread is removed from the side of the die body 708 when the lower die body is driven to move more easily, and the thread is removed from the side of the die body is removed, and the die body is moved to the side of the die body is moved more easily, and the die body is moved to the side of the die body is moved to be more easily to the side is moved to the side of the die body is moved to the die body is easier to be moved to the die body is easier to move the side is moved to the side a screw rod (35..
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Forging die of forging, including shell (1), its characterized in that: the device comprises a shell (1), a workbench (2) fixedly connected with the lower end of the shell (1), a limit frame (3) fixedly connected with the upper end of the workbench (2), a lower die (4) fixedly connected with the center of the upper end of the workbench (2), a hydraulic rod (5) fixedly connected with the upper end of the shell (1), an upper die (6) fixedly connected with the lower end of the hydraulic rod (5), and an upper die demoulding mechanism (7) arranged at the output end of the hydraulic rod (5);
the upper die demolding mechanism (7) comprises an upper protective cover (701), a lower protective cover (714), rectangular openings (702), first springs (703), limiting blocks (704), connecting rods (705), first grooves (706), second grooves (707), supporting rods (708), jacking blocks (709), third grooves (710), through holes (711), second springs (712) and protruding blocks (713), wherein the rectangular openings (702) are formed in output ends of hydraulic rods (5), the connecting rods (705) are slidably connected in the rectangular openings (702), the upper protective cover (701) is fixedly connected to the left side and the right side of the connecting rods (705), the limiting blocks (704) are fixedly connected to the left side and the right side of the output ends of the hydraulic rods (5), the first springs (703) are fixedly connected to the upper ends of the limiting blocks (712), the two first grooves (706) are formed in the left side and the right side of the concave upper protective cover (701), the two second springs (712) are fixedly connected to the inner parts of the first grooves (706), the two protruding blocks (713) are fixedly connected to the outer sides of the second grooves (708) and are formed in the outer sides of the second grooves (708) which are rotatably connected to the bottom of the connecting rods (708), the through hole (711) is opened and closed at the lower end of the rectangular opening (702), the top block (709) is fixedly connected to the lower end of the supporting rod (708), the lower protective cover (714) is fixedly connected to the upper end of the table top of the workbench (2), and the two third grooves (710) are formed in the left side and the right side of the inside of the lower protective cover (714);
inside fixedly connected with sleeve (8) of inside both sides upper end of workstation (2), two the equal fixedly connected with piston (9) of inside upper end of sleeve (8), two the equal fixedly connected with third spring (10) of lower extreme of piston (9), two the common fixedly connected with trachea (11) of lower extreme of sleeve (8), the upper end of trachea (11) and the right side bottom fixed connection of last safety cover (701), the upper end left side embedding of workstation (2) has dirty box (12) of collection, leak groove (13) have been seted up in the left side of spacing frame (3), the equal fixedly connected with first inserted bar (14) of lower extreme left and right sides of going up safety cover (701).
2. Forging die of a forging piece according to claim 1, characterized in that, the upper end fixedly connected with reservoir (15) of shell (1), round hole (21) have all been seted up to the left and right sides of the upper end of reservoir (15), screw hole (17) have all been seted up to the upper end left and right sides of shell (1), two the inside of screw hole (17) is threaded connection has pipeline (18), two the upper end of pipeline (18) is fixedly connected with waterproof bearing (19), two the upper end of waterproof bearing (19) is fixedly connected with three-way pipe (20), the relative one end and corresponding hose (16) of two three-way pipe (20) are fixedly connected, round hole (21) have all been seted up to the upper end left and right sides of upper shield (701), two the inside of round hole (21) is fixedly connected with first bearing (22), two the inside and the pipe wall fixedly connected with of corresponding pipeline (18), two the lower extreme fixedly connected with shower nozzle (23) of pipeline (18).
3. The forging die of a forging piece according to claim 1, characterized in that a chute (24) is formed in the left side of the upper end of the workbench (2), a moving block (25) is connected to the inside of the chute (24) in a sliding manner, a steel rope (26) is fixedly connected to the right side of the moving block (25), a lower protection cover (714) and a limit frame (3) are penetrated on the right side of the steel rope (26) and fixedly connected with a rotating block (27), the left side of the rotating block (27) is rotationally connected with the left side of the inside of the limit frame (3), a fourth spring (28) is fixedly connected to the upper end of the rotating block (27), and an L-shaped ejector rod (29) is fixedly connected to the left side of the upper end of the upper protection cover (701).
4. The forging die of a forging piece according to claim 1, wherein a cavity (30) is formed in the front end of the inside of the workbench (2), a cross rod (31) is slidably connected in the cavity (30), a fourth spring (28) is fixedly connected to the rear end of the rod wall of the cross rod (31), a vibrating block (32) is fixedly connected to the rear end of the cross rod (31), a jack (33) is formed in the front end of the top of the workbench (2), a second insert rod (34) is fixedly connected to the front end of the bottom of the upper protective cover (701), a fourth groove (35) is formed in the rear end of the second insert rod (34), and toggle blocks (36) are rotatably connected to the lower ends of the inside of the fourth grooves (35).
5. Forging die for forgings according to claim 1, characterized in that the upper end of the half wall of the supporting rod (708) is provided with a first thread (37), the lower end of the through hole (711) is provided with a second thread (38), and the first thread (37) is matched with the second thread (38).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114888218A (en) * | 2022-05-17 | 2022-08-12 | 中国电建集团西北勘测设计研究院有限公司 | Method for removing hot oxide skin of forge piece |
| CN114932186A (en) * | 2022-07-26 | 2022-08-23 | 南通大鹏光电有限公司 | Anti-cracking rapid forging equipment for processing photovoltaic panel support and implementation method |
| CN116140520B (en) * | 2023-02-02 | 2023-07-18 | 山东煌腾优钢锻造股份有限公司 | Forging machine for quenching forging |
| CN117000937B (en) * | 2023-08-15 | 2024-01-30 | 江苏海达管件集团有限公司 | Forging die for necked flange forging |
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Effective date of registration: 20231019 Address after: 035400 Fanglan Industrial Zone, Dingxiang County, Xinzhou City, Shanxi Province Applicant after: Shanxi Haokun flange Co.,Ltd. Address before: 239000 Room 601, building 5, Longpan Nanyuan, the junction of Quanjiao road and ZUIWENG West Road, Nanqiao District, Chuzhou City, Anhui Province Applicant before: Zhou Zhengxing |
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