CN208099212U - A kind of equipment systems of forged steel ball - Google Patents
A kind of equipment systems of forged steel ball Download PDFInfo
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- CN208099212U CN208099212U CN201820465854.0U CN201820465854U CN208099212U CN 208099212 U CN208099212 U CN 208099212U CN 201820465854 U CN201820465854 U CN 201820465854U CN 208099212 U CN208099212 U CN 208099212U
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- steel ball
- mold core
- anvil block
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- card tire
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Abstract
The utility model provides a kind of equipment systems of forged steel ball, mainly includes numerical control die hammer；The numerical control die hammer includes tup, fuselage, sliding block, upper anvil block, lower anvil block, refrigeration machine, ball swage；The ball swage includes upper card tire, lower card tire, upper mold core, lower mold core, ejector beam, discharging rod；The ball swage is closed die forging ball swage.Line production system equipment includes heating furnace, bar shears, transfer equipment, numerical control die hammer, spheronizator and isothermal hardening machine.Have many advantages, such as that steel ball circularity is good, steel ball quality is high, high production efficiency by the forged steel ball of numerical control die hammer and apparatus for production line production.
Description
Technical field
The utility model relates to a kind of manufacturing equipments of forged steel ball, belong to forging and stamping manufacturing field.
Background technique
Abrasion-proof steel ball is divided into grinding steel ball, forged steel ball, steel ball casting according to production and processing technology；According to rapidoprint point
For bearing steel ball, stainless steel ball, carbon steel balls, alloying pellet etc..It is main addition gold that wherein alloy steel ball, which is with carbon, chromium, manganese, molybdenum etc.,
Belong to element, and by forging, a kind of spherical shape ferroalloy wear body that spinning, the modes such as rolling and casting generate, it is current
Crush industrial mine ball, the most important components such as cement ball.Steel ball is the general term of steel ball, steel section and special-shaped abrasive body.
Divide from shape, circular ball, capsule ball, elliptical shape ball, yin and yang sphere, hollow sphere, many-sided ball, mostly scarce ball etc. can be divided into.
There are rough surface, the position at sprue gate is easy to happen flat-top in use and generates change steel ball casting at present
Shape and mistake circle, influence grinding efficiency；Internal defect, due to using moulding by casting, the interior tissue of ball is coarse, in use
Percentage of damage is high, impact flexibility is small, and ball is bigger, grinding machine is bigger, and it is also bigger to generate broken probability；Be not suitable for wet-milling, cast ball
Wearability depends on chrome content, and the higher chromium content the more wear-resisting, but the characteristics of chromium be it is perishable, chromium gets over Gao Yueyi and is corroded,
Sulphur especially in ore causes added cost, yield to reduce, steel ball casting market under the conditions of above wet-milling using chromium club
Steel ball is gradually forged to be replaced.
The equipment of forged steel ball is mainly pneumatic hammer, pneumatic hammer forged steel ball, because of the strike of pneumatic hammer currently on the market
Energy is small, and each steel ball needs for a long time repeatedly continuous strike, and production efficiency is low, is difficult to meet production requirement amount；And pneumatic hammer
Steel ball is forged, since its blow energy is small, Impulse time is long, its temperature has declined in the case that major diameter steel ball is not accomplished fluently also
The degree forged can not extremely be continued, therefore major diameter steel ball cannot be produced, to limit the use scope and service life of steel ball；
In addition, being limited because pneumatic hammer is unable to accurately control blow energy by its mould therefor, its upper die and lower die can not when strike
Composition one complete spherical, causes the steel ball circularity forged inadequate；If pressure makes upper mold hit lower die, equipment damage is very
Fastly.
Traditional forged steel ball technique, steel ball are not fully filled two bottoms up and down of mold in forging process, cause to forge
There are upper and lower two planar end surfaces for steel ball out, to also cause service life low.In addition, there is also internal gold for the steel ball forged
The problems such as symbolic animal of the birth year nonuniform organization.
Summary of the invention
In consideration of it, the utility model provides a kind of manufacturing equipment of forged steel ball, by the selection design of manufacturing equipment and
The optimization of apparatus for production line improves forged steel ball quality, improves production efficiency.
The technical solution adopted in the utility model is as follows：A kind of equipment systems of forged steel ball, including numerical control die forging
Hammer；The numerical control die hammer includes tup, fuselage, sliding block, upper anvil block, lower anvil block, ball swage；The upper anvil block and lower anvil block
It is separately mounted on tup and fuselage；The ball swage includes upper card tire, lower card tire, upper mold core, lower mold core；The upper card tire
It is separately mounted on upper anvil block and lower anvil block with lower card tire；The upper mold core and lower mold core are mounted on card tire and lower card tire；
It is provided with through-hole at the center of the lower card tire and lower mold core, the discharging rod and ejector beam are installed in the through-hole；It is described
Ball swage is closed die forging ball swage, and the impression inner cavity of the upper mold core and lower mold core is hemispherical, upper mold core and lower die
Core forms complete spherical impression inner cavity after closing；Further；The upper anvil block and tup, lower anvil block and fuselage, upper card tire
It is fixed with upper anvil block, lower card tire and lower anvil block, upper mold core and upper card tire, lower mold core and the mounting means of lower card tire for drift；Into
One step；It further include following equipment：Intermediate-frequency heating furnace, bar shears, shifting apparatus, spheronizator, isothermal machine, quenching press；Into
One step；The spheronizator includes rack, left roll, right roll, and the left roll, right roll are that the helical groove with semicircle rolls
Roller, longitudinal center line intersect 1 ° to 10 ° of angle, left roll and right roll synchronous rotary in the same direction when work.
The utility model generate beneficial effect be：Steel ball production is forged by using the automation of numerical control die hammer, sufficiently
Using the advantages of numerical control die hammer such as blow speed is fast, energy range is big, energy accurately controls, high production efficiency, using model
The features such as automatic production line may be implemented in safe, cooperation robot wide, easy to operate is enclosed, there is small investment, high-efficient, production
Ball size range is big, can produce the steel ball of diameter 200mm or more, and maximum gauge can reach 450mm；Numerical control die hammer knot simultaneously
Closed die forging technique is closed, the service life of ball swage is made to have significant increase.
Mandatory to allow raw material full of type chamber by using closed die forging, non-trimming generates, and blank metal is sealing when die forging
It is formed in the spherical module impression inner cavity closed, so that the geometry of steel ball forging, dimensional accuracy, surface quality are maximum
Close to finished product steel ball, the circularity of steel ball is improved, has and saves material, mechanical property and production energy saving, that improve steel ball
The advantages that efficiency；Discharging rod and ejector beam are devised in closed die forging ball swage simultaneously, when being fed before forging, discharging rod
It is in full state with ejector beam, after tup is completed in forging to be lifted, discharging rod and ejector beam rise, and steel ball is jacked up, convenient
Discharging, improves production efficiency；Further, finishing, including circularity finishing and deburring are carried out to steel ball using spheronizator, effectively
The circularity for improving steel ball, circularity can reach 0.98 or more, hence it is evident that extend the service life of steel ball.
Simultaneously using the production equipment system of optimization, cut using heating in medium frequency stove heating, bar shears, numerical control die forging
Hammering makes, the heat treatment of spheronizator shaping, Warming machine and quenching press, can also be with so that raw material can both use hot rolled circular steel
With hot rolling steel billet, charge length is unlimited, is easy to tissue production, safety easy to operate, steel ball surface quality produced is good, steel ball
Circularity is good, hardness is big, steel ball interior tissue is finer and closely woven, substantially prolongs the service life of steel ball, and the steel ball specification produced is not
It is restricted, cooperates forging machine people that automatic production line may be implemented, greatly improve production efficiency.
Detailed description of the invention
Fig. 1 numerical control die hammer schematic diagram.
Fig. 2 steel ball forging technology schematic diagram.
Fig. 3 numerical control die hammer automates forge steel ball producing process device layout schematic diagram.
Fig. 4 closed die forging ball swage structural schematic diagram.
Fig. 5 spheronizator schematic diagram（Top is divided into side view, and lower part is divided into top view）.
Specific embodiment
The utility model is described further with attached drawing with reference to embodiments, but is not therefore limited the utility model
System is in the particular embodiment.
Appended drawing reference is as follows：Heating furnace 1, bar shears 2, robot 3, numerical control die hammer 4, spheronizator 5, isothermal machine
With quenching press 6, tup 41, fuselage 42, sliding block 43, lower anvil block 44, electricity refrigeration 45, ball swage 46, upper anvil block 47, upper card tire
461, lower card tire 462, upper mold core 463, drift 464, lower mold core 465, discharging rod 466, ejector beam 467, rack 51, right roll
52, left roll 53.
By Fig. 1 and Fig. 3 it is found that numerical control die hammer 4 mainly includes tup 41, fuselage 42, sliding block 43, lower anvil block 44, electricity system
Cold 45, ball swage 46 etc. combines components, and wherein ball swage is divided into the upper anvil that two parts are separately mounted to numerical control die hammer
On seat 47 and lower anvil block 44, fixed with drift wedging；Upper anvil block 47 and lower anvil block 44 are separately mounted on tup 41 and fuselage 42,
It is fixed with drift.
As shown in Figure 4, closed die forging ball swage by upper card tire 461, lower card tire 462, upper mold core 463, drift 464, under
The components such as mold core 465, ejector beam 467, discharging rod 466 composition, wherein upper and lower mold core is the executor of direct forging mold,
Need to be made of the hot-work die steel of 5CrNiMo type, upper mold core 463 and lower mold core 465 by drift 464 respectively with upper card
Tire 461 and lower 462 firm installation of card tire, by the clamping or disassembly of drift, convenient for the replacement and repair of upper and lower mold core, drop
Low mould production cost.
What the production of forged steel ball was mainly forged by numerical control die hammer, make full use of numerical control die hammer strike speed
Degree is fast, energy range is big, high production efficiency, use scope are wide, safety easy to operate, cooperation forging machine people may be implemented from
The features such as dynamic metaplasia producing line, the steel ball forged have that circularity is good, steel ball surface quality is good, steel ball interior tissue is finer and closely woven, produce
Quality is greatly improved, and extends the service life of steel ball.
By Fig. 2 and Fig. 3 it is found that the forging production technique and apparatus for production line of forged steel ball are laid out：First by the circle of supplied materials
Bar is heated to 1100 ± 20 DEG C entirely through heating in medium frequency stove heating, then carries out nibbling shear blanking with charge bar cutter,
The material section that length is H, diameter is φ D is cut into, the round bar section of high temperature is through the steel ball mould of robotic gripper to numerical control die hammer
On tool, the forging of steel ball is directly carried out, shaping then is carried out to the steel ball after forging and obtains the steel ball that radius is SRd, then root
According to the different purposes of steel ball, using different heat treatment process general in industry, to guarantee steel ball quality and service life.
The automation of numerical control die hammer forges steel ball, mandatory to allow using enclosed blocking using closed die forging ball swage
Raw material are full of type chamber, improve the circularity of steel ball, extend steel ball service life.Production line capital equipment includes adding as shown in Figure 3
Hot stove 1, bar shears 2, robot 3, numerical control die hammer 4, spheronizator 5 and isothermal hardening machine 6.Heating furnace and sheared blank
Machine is responsible for a former bar to be heated and be segmented, robot by the hot pin material clamping of segmentation into numerical control die hammer ball swage,
Numerical control die hammer forges steel ball according to preset energy, by two hammers to the forging of three hammers, process only 5 to 6
Second, steel ball is basically completed forging and molding, and steel ball is ejected lower mold core 465 through ejector beam 466 and discharging rod 467, is transmitted to rolling
Circular knitting machine carries out shape shaping, and entire steel ball forging process terminates, is finally heat-treated by isothermal machine, quenching press, utilizes forging
Steel ball waste heat after making is heat-treated steel ball, improves interior tissue, improves the integral hardness of steel ball, extends steel ball and uses the longevity
Life.Robot in the application can adopt the transfer robot of ABB AB of U.S. production.
Fig. 5 illustrates the primary structure and working portion of a spheronizator, mainly rolls including rack 51, right roll 52, a left side
Roller 53, left and right roll are the helical groove roll with semicircle, and longitudinal center line intersects 5 ° of angle, and when work is left and right
Roll synchronous rotary in the same direction, steel ball carry out circularity finishing and deburring in centre, effectively raise the circularity of steel ball, extend steel
The service life of ball.
By numerical control die hammer forged steel ball, steel ball integral hardness is high, and surface hardness can reach 55-65HRC, volume hardness
Reach 50-63HRC, and hardness gradient distribution is average；Impact flexibility is high, and impact flexibility is greater than 12J/cm2；Percentage of damage is low, resists broken
Fragility is 10 times or more of general casting forging abrading-ball, and ball falling impact number 20,000 times or more, practical broken rate of grinding ball is not higher than 1%；Production
Steel ball specification it is unrestricted, the steel ball of diameter 200mm or more can be produced；And steel ball will not deform from the beginning to the end when in use,
Lose circle.
The automation of numerical control die hammer forges steel ball production, the advantages of making full use of numerical control die hammer, have high production efficiency,
Steel ball circularity is good, steel ball surface quality is good, steel ball interior tissue is finer and closely woven, steel ball specification is unrestricted, it is easy to operate safety,
The advantages that automatic production line may be implemented in cooperation forging machine people.The steel ball forged is compared with pneumatic hammer product just like following table
Shown feature is widely used in the industries such as mine, steel mill, chemical industry, building materials, cement, metallurgy, thermal power plant.
Embodiment described in the utility model be it is illustrative, without being restrictive, therefore the utility model and unlimited
Embodiment described in specific embodiment, it is all to be obtained by those skilled in the art's technical solution according to the present utility model
Other embodiments, also belong to the utility model protection range.
Claims (4)
1. a kind of equipment systems of forged steel ball, it is characterised in that：Including numerical control die hammer；The numerical control die hammer includes
Tup, fuselage, sliding block, upper anvil block, lower anvil block, ball swage；The upper anvil block and lower anvil block are separately mounted to tup and fuselage
On；The ball swage includes upper card tire, lower card tire, upper mold core, lower mold core；The upper card tire and lower card tire are separately mounted to
On anvil block and lower anvil block；The upper mold core and lower mold core are mounted on card tire and lower card tire；In the lower card tire and lower mold core
Center be provided with through-hole, discharging rod and ejector beam are installed in the through-hole；The ball swage is closed die forging steel ball mould
The impression inner cavity of tool, the upper mold core and lower mold core is hemispherical, and upper mold core and lower mold core form complete spherical mold after closing
Thorax inner cavity.
2. a kind of equipment systems of forged steel ball according to claim 1, it is characterised in that：The upper anvil block and hammer
Head, lower anvil block and fuselage, upper card tire and upper anvil block, lower card tire and lower anvil block, upper mold core and upper card tire, lower mold core and lower card tire
Mounting means is fixed for drift.
3. a kind of equipment systems of forged steel ball, it is characterised in that：It further include following equipment：Intermediate-frequency heating furnace, bar are cut
Cut machine, shifting apparatus, spheronizator, isothermal machine, quenching press.
4. a kind of manufacturing equipment of forged steel ball according to claim 3, it is characterised in that：The spheronizator includes machine
Frame, left roll, right roll, the left roll, right roll are the helical groove roll with semicircle, and longitudinal center line intersects
1 ° to 10 ° of angle, left roll and right roll synchronous rotary in the same direction when work.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820465854.0U CN208099212U (en) | 2018-04-04 | 2018-04-04 | A kind of equipment systems of forged steel ball |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820465854.0U CN208099212U (en) | 2018-04-04 | 2018-04-04 | A kind of equipment systems of forged steel ball |
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| CN208099212U true CN208099212U (en) | 2018-11-16 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188316A (en) * | 2018-04-04 | 2018-06-22 | 安阳锻压数控设备有限公司 | The equipment systems and production technology of a kind of forged steel ball |
| CN112453297A (en) * | 2020-10-23 | 2021-03-09 | 北京北方车辆集团有限公司 | Forging and forming method of connected track shoe forging hammer |
| CN112792285A (en) * | 2021-01-15 | 2021-05-14 | 常熟市龙特耐磨球有限公司 | Steel ball overturning and forging device |
| WO2021129203A1 (en) * | 2019-12-25 | 2021-07-01 | 常熟非凡新材股份有限公司 | Ball blank control device of radial hot forming die quenching ball-forming machine |
| CN113894242A (en) * | 2021-09-16 | 2022-01-07 | 济源市天合特钢锻压有限公司 | Roller and forging and pressing forming process thereof |
| CN114653876A (en) * | 2022-03-02 | 2022-06-24 | 南阳永光科技有限公司 | Ball mold matrix manufacturing process |
-
2018
- 2018-04-04 CN CN201820465854.0U patent/CN208099212U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188316A (en) * | 2018-04-04 | 2018-06-22 | 安阳锻压数控设备有限公司 | The equipment systems and production technology of a kind of forged steel ball |
| WO2021129203A1 (en) * | 2019-12-25 | 2021-07-01 | 常熟非凡新材股份有限公司 | Ball blank control device of radial hot forming die quenching ball-forming machine |
| CN112453297A (en) * | 2020-10-23 | 2021-03-09 | 北京北方车辆集团有限公司 | Forging and forming method of connected track shoe forging hammer |
| CN112792285A (en) * | 2021-01-15 | 2021-05-14 | 常熟市龙特耐磨球有限公司 | Steel ball overturning and forging device |
| CN113894242A (en) * | 2021-09-16 | 2022-01-07 | 济源市天合特钢锻压有限公司 | Roller and forging and pressing forming process thereof |
| CN113894242B (en) * | 2021-09-16 | 2024-02-20 | 济源市天合特钢锻压有限公司 | Roller and forging forming process thereof |
| CN114653876A (en) * | 2022-03-02 | 2022-06-24 | 南阳永光科技有限公司 | Ball mold matrix manufacturing process |
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