CN104959510A - Forging compound mold and bearing ring forging process adopting compound mold - Google Patents
Forging compound mold and bearing ring forging process adopting compound mold Download PDFInfo
- Publication number
- CN104959510A CN104959510A CN201510305337.8A CN201510305337A CN104959510A CN 104959510 A CN104959510 A CN 104959510A CN 201510305337 A CN201510305337 A CN 201510305337A CN 104959510 A CN104959510 A CN 104959510A
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- China
- Prior art keywords
- sleeve
- punch
- forging
- connection block
- fixing hole
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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
- 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
- B21K1/00—Making machine elements
- B21K1/04—Making machine elements ball-races or sliding bearing races
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a forging compound mold. The forging compound mold comprises a lower mold connecting base, wherein the lower mold connecting base has a fixed hole at the middle part; a lower punch is fixed on the bottom surface of the fixed hole, and is inserted in the fixed hole; material pushing holes are formed in the two sides of the fixed hole of the lower mold connecting base; lower push rods are inserted in the material pushing holes; upper push blocks are pressed against the top ends of the lower push rods, and are contacted with the side wall of the lower punch; an outer ring material pushing baffle plate is arranged above the lower mold connecting base; an upper punch is inserted in the outer ring material pushing baffle plate; a material core ejector rod is inserted in an insertion hole in the middle of the upper punch; a groove is formed in the middle of the lower end surface of the upper punch; and the lower end of the material core ejector rod is inserted in the groove. A bearing ring forging process adopting the structure comprises blanking, premolding, molding and once molding of separation and punching. The compound mold is adopted to once punch molded products to finish the separation and the punching of the molded products, is high in efficiency, and improves the whole process efficiency.
Description
Technical field:
The present invention relates to technical field of forging, relate to a kind of forging compound die tool in particular and adopt the bearing ring Forging Technology of this composite die.
Background technology:
Bearing ring forges its existing technique as shown in Figure 1, first be cylinder part blanking, then Upsetting cake carried out to cylinder part, namely flatten, then shaping, wherein Upsetting cake and shaping all hot under carry out, then carry out punching press enter shaping after parts carry out Internal and external cycle separation, then punching is carried out to inner ring, its forging station is many, manipulator repeatedly transmits product, causes product Wall-Thickness Difference unstable, and the outer chamfering of highly high product is filled not full.
Summary of the invention:
The object of the invention is to overcome the deficiencies in the prior art, a kind of forging compound die tool is provided and adopts the bearing ring Forging Technology of this composite die, it adopts composite die can carry out a punching press to shaping product and can be separated and punching shaped article, its efficiency is high, and adopt this composite die to make the forging station of whole technique reduce, the number of times that manipulator transmits product is just few, product Wall-Thickness Difference is controlled stable, the outer chamfering of highly high product can be filled full.
The scheme that the present invention solve the technical problem is:
A kind of forging compound die tool, comprise counterdie Connection Block, the middle part of described counterdie Connection Block has fixing hole, low punch is fixed on the bottom surface of fixing hole, low punch sleeve is in fixing hole, the both sides of the fixing hole of counterdie Connection Block have shoving hole, lower push-rod sleeve is in shoving hole, upper pushing block is pressed against on the top of lower push-rod, upper pushing block contacts with the sidewall of low punch, the top of counterdie Connection Block is provided with outer ring pusher baffle plate, upper punch sleeve is in the pusher baffle plate of outer ring, material core push rod is inserted with in the jack that the middle part of upper punch has, in the middle part of the lower surface of upper punch, there is groove, the lower end sleeve of material core push rod in a groove.
Described counterdie Connection Block comprises at least two and connects block set, base and top adapter sleeve, base be connected block set and be fixedly connected with up and down by bolt, the middle part of the connection block set of bottom has fixing hole, the middle part of the connection block set at top has central through hole, the diameter of central through hole is greater than the diameter of fixing hole, low punch sleeve is in fixing hole and central through hole, the bottom outside wall of upper pushing block has radial extension edge, the connection block set that radial extension edge is pressed against bottom is on the end face of the near top of fixing hole, top adapter sleeve is fixed in the connection block set at top.
The madial wall of described top adapter sleeve is inserted with bottom cover from the bottom to top successively, middle part stop collar and upper limit cover, upper limit cover is pressed against on the stop collar of middle part, middle part stop collar is pressed against bottom and puts, the diameter of the centre bore of bottom cover is greater than the diameter of middle part stop collar and upper limit cover, the centre bore of bottom cover matches with the lateral wall of the radial extension edge that the bottom outside wall of upper pushing block has, the top sleeve of low punch overlaps in bottom, during middle part stop collar and upper limit overlap, the top sleeve of upper pushing block is in the stop collar of middle part and before being in the middle part madial wall of stop collar and the upper outside wall of low punch.
The centre bore that pressing part and the upper limit of the lower end of described upper punch overlap matches.
The sidewall of described groove has multiple protruding limiting section.
The bottom of the madial wall of described outer ring pusher baffle plate has annular groove, annular ring sleeve is in the pusher baffle plate of outer ring, the bottom outside wall of annular ring has outward extending pusher limit, and pusher limit sleeve is in annular groove, and annular ring is fixed in the pusher baffle plate of outer ring.
Adopt a bearing ring Forging Technology for above-mentioned forging compound die tool, it comprises the following steps:
(1), blanking; (2), preformed; (3), shaping; (4) the forging compound die tool described in claim 1 to 5 is adopted to carry out separation punching one-step moulding.
Outstanding effect of the present invention is:
Compared with prior art, it adopts composite die can carry out a punching press to shaping product and can be separated and punching shaped article, its efficiency is high, and, adopt this composite die that the forging station of whole technique is reduced, the number of times that manipulator transmits product is just few, and product Wall-Thickness Difference controls stable, and the outer chamfering of highly high product can be filled full.
Accompanying drawing illustrates:
Fig. 1 is the schematic diagram of existing technique;
Structural representation when Fig. 2 is blowing of the present invention;
Fig. 3 is the structural representation before punching press of the present invention;
Fig. 4 is the structural representation in punching press of the present invention;
Fig. 5 is the schematic diagram of technique of the present invention;
Fig. 6 is the partial structurtes schematic diagram of the bottom of upper punch.
Detailed description of the invention:
Embodiment, see as shown in Fig. 2 to 6, a kind of forging compound die tool, comprise counterdie Connection Block 10, the middle part of described counterdie Connection Block 10 has fixing hole 11, low punch 20 is fixed on the bottom surface of fixing hole 11, low punch 20 sleeve is in fixing hole 11, the both sides of the fixing hole 11 of counterdie Connection Block 10 have shoving hole 12, lower push-rod 13 sleeve is in shoving hole 12, upper pushing block 14 is pressed against on the top of lower push-rod 13, upper pushing block 14 contacts with the sidewall of low punch 20, the top of counterdie Connection Block 10 is provided with outer ring pusher baffle plate 30, upper punch 40 sleeve is in outer ring pusher baffle plate 30, material core push rod 41 is inserted with in the jack that the middle part of upper punch 40 has, there is in the middle part of the lower surface of upper punch 40 groove 42, the lower end sleeve of material core push rod 41 is in groove 42.
Described counterdie Connection Block 10 comprises at least two and connects block set 15, base 16 and top adapter sleeve 17, base 16 be connected block set 15 and be fixedly connected with up and down by bolt, the middle part of the connection block set 15 of bottom has fixing hole 11, the middle part of the connection block set 15 at top has central through hole 151, the diameter of central through hole 151 is greater than the diameter of fixing hole 11, low punch 20 sleeve is in fixing hole 11 and central through hole 151, the bottom outside wall of upper pushing block 14 has radial extension edge 141, the connection block set 15 that radial extension edge 141 is pressed against bottom is on the end face of the near top of fixing hole 11, top adapter sleeve 17 is fixed in the connection block set 15 at top.
The madial wall of described top adapter sleeve 17 is inserted with bottom cover 171 from the bottom to top successively, middle part stop collar 172 and upper limit cover 173, upper limit cover 173 is pressed against on the stop collar 172 of middle part, middle part stop collar 172 is pressed against on bottom cover 171, the diameter of the centre bore of bottom cover 171 is greater than the diameter of middle part stop collar 172 and upper limit cover 173, the centre bore of bottom cover 171 matches with the lateral wall of the radial extension edge 141 that the bottom outside wall of upper pushing block 14 has, the top sleeve of low punch 20 is at bottom cover 171, middle part stop collar 172 and upper limit overlap in 173, the top sleeve of upper pushing block 14 is in middle part stop collar 172 and before being in the middle part madial wall of stop collar 172 and the upper outside wall of low punch 20.
The centre bore that pressing part and the upper limit of the lower end of described upper punch 40 overlap 173 matches.
The sidewall of described groove 42 has multiple protruding limiting section 421.
The bottom of the madial wall of described outer ring pusher baffle plate 30 has annular groove 31, annular ring 32 sleeve is in outer ring pusher baffle plate 30, the bottom outside wall of annular ring 32 has outward extending pusher limit 33, pusher limit 33 sleeve is in annular groove 31, and annular ring 32 is fixed in outer ring pusher baffle plate 30.
Wherein counterdie Connection Block 10 and outer ring pusher baffle plate 30 can be arranged in corresponding frame.Lower push-rod 13 and material core push rod 41 can be promoted by corresponding cylinder or oil cylinder.
Adopt a bearing ring Forging Technology for above-mentioned forging compound die tool, it comprises the following steps: (1), blanking, by cylinder cutting stock certain for size; (2), preformed, lower materials and parts are carried out preformed, i.e. the shaping circular trough in top; (3), shaping, carry out shaping to preformed product; (4) the forging compound die tool described in claim 1 to 5 is adopted to carry out separation punching one-step moulding.Adopt preformed, can improve the working (machining) efficiency of subsequent forming, meanwhile, it reduces the processing intensity of subsequent forming.
The specific works principle of this composite die: first, by manipulator 100, the clamping of shaping product 200 is placed on the top of upper limit cover 173, then, upper punch 40 is pressed down (upper end of upper punch 40 is screwed onto on the push rod of oil cylinder) by the push rod of the oil cylinder of top, make the bottom sleeve of product 200 in upper limit cover 173, and the top of product 200 is pressed against on the top end face of upper limit cover 173, then punching press is continued in the lower end of upper punch 40, make the top of workpiece 200 and lower part from, top is outer ring, bottom is inner ring, now, upper punch 40 still continues to press down, the upper end sleeve of low punch 40 is made to enter in inner ring, and punching press is carried out to the middle part of inner ring, the middle part of inner ring is made to carry out punching, block in the middle part of inner ring is inserted in groove 42, and the sidewall of groove 42 has multiple protruding limiting section 421, block can limit by protruding limiting section 421, prevent it from entering groove 42 excessively dark, after completing, upper punch 40 bounces back, when retraction, sleeve is pressed against on the annular ring 32 of outer ring pusher baffle plate 30 in the outer ring at upper punch 40 place, outer ring is just made to depart from from upper punch 40, simultaneously, promote downwards block to be ejected groove 42 by material core push rod 41 and depart from, then, promote upper pushing block 14 by lower push-rod 13, inner ring is released disengaging from low punch 20, this completes separation and punching, its efficiency is high, and punching is quick.
Simultaneously, its counterdie Connection Block 10 comprises at least two and connects block set 15, base 16 and top adapter sleeve 17, and the madial wall of top adapter sleeve 17 is inserted with bottom cover 171, middle part stop collar 172 and upper limit cover 173 from the bottom to top successively, adopt above structure, facilitate in all parts of its inside and have when damaging respectively and can be changed, and without the need to being changed by whole parts, it reduces maintenance maintenance cost, improve service life.
Finally; above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification, therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (7)
1. a forging compound die tool, comprise counterdie Connection Block (10), it is characterized in that: the middle part of described counterdie Connection Block (10) has fixing hole (11), low punch (20) is fixed on the bottom surface of fixing hole (11), low punch (20) sleeve is in fixing hole (11), the both sides of the fixing hole (11) of counterdie Connection Block (10) have shoving hole (12), lower push-rod (13) sleeve is in shoving hole (12), upper pushing block (14) is pressed against on the top of lower push-rod (13), upper pushing block (14) contacts with the sidewall of low punch (20), the top of counterdie Connection Block (10) is provided with outer ring pusher baffle plate (30), upper punch (40) sleeve is in outer ring pusher baffle plate (30), material core push rod (41) is inserted with in the jack that the middle part of upper punch (40) has, there is in the middle part of the lower surface of upper punch (40) groove (42), the lower end sleeve of material core push rod (41) is in groove (42).
2. a kind of forging compound die tool according to claim 1, it is characterized in that: described counterdie Connection Block (10) comprises at least two and connects block set (15), base (16) and top adapter sleeve (17), base (16) be connected block set (15) and be fixedly connected with up and down by bolt, the middle part of the connection block set (15) of bottom has fixing hole (11), the middle part of the connection block set (15) at top has central through hole (151), the diameter of central through hole (151) is greater than the diameter of fixing hole (11), low punch (20) sleeve is in fixing hole (11) and central through hole (151), the bottom outside wall of upper pushing block (14) has radial extension edge (141), the connection block set (15) that radial extension edge (141) is pressed against bottom is on the end face of the near top of fixing hole (11), top adapter sleeve (17) is fixed in the connection block set (15) at top.
3. a kind of forging compound die tool according to claim 2, it is characterized in that: the madial wall at described top adapter sleeve (17) is inserted with bottom cover (171) from the bottom to top successively, middle part stop collar (172) and upper limit cover (173), upper limit cover (173) is pressed against on middle part stop collar (172), middle part stop collar (172) is pressed against on bottom cover (171), the diameter of the centre bore of bottom cover (171) is greater than the diameter of middle part stop collar (172) and upper limit cover (173), the lateral wall that the radial extension edge (141) that the centre bore of (171) and the bottom outside wall of upper pushing block (14) have is overlapped in bottom matches, the top sleeve of low punch (20) is in bottom cover (171), middle part stop collar (172) and upper limit cover (173) in, the top sleeve of upper pushing block (14) is in middle part stop collar (172) and before being in the madial wall at middle part stop collar (172) and the upper outside wall of low punch (20).
4. a kind of forging compound die tool according to claim 3, is characterized in that: the pressing part of the lower end of described upper punch (40) matches with the centre bore of upper limit cover (173).
5. a kind of forging compound die tool according to claim 4, is characterized in that: the sidewall of described groove (42) has multiple protruding limiting section (421).
6. a kind of forging compound die tool according to claim 5, it is characterized in that: the bottom of the madial wall of described outer ring pusher baffle plate (30) has annular groove (31), annular ring (32) sleeve is in outer ring pusher baffle plate (30), the bottom outside wall of annular ring (32) has outward extending pusher limit (33), pusher limit (33) sleeve is in annular groove (31), and annular ring (32) is fixed in outer ring pusher baffle plate (30).
7. adopt a bearing ring Forging Technology for the forging compound die tool described in claim 1 to 6, it is characterized in that: it comprises the following steps:
(1), blanking; (2), preformed; (3), shaping; (4) the forging compound die tool described in claim 1 to 5 is adopted to carry out separation punching one-step moulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510305337.8A CN104959510A (en) | 2015-06-04 | 2015-06-04 | Forging compound mold and bearing ring forging process adopting compound mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510305337.8A CN104959510A (en) | 2015-06-04 | 2015-06-04 | Forging compound mold and bearing ring forging process adopting compound mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104959510A true CN104959510A (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510305337.8A Pending CN104959510A (en) | 2015-06-04 | 2015-06-04 | Forging compound mold and bearing ring forging process adopting compound mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104959510A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465765A (en) * | 2018-03-02 | 2018-08-31 | 江苏保捷精锻有限公司 | A kind of the integral type forging method and forge mould of bearing inner race and outer ring |
| CN108480536A (en) * | 2018-03-02 | 2018-09-04 | 江苏保捷精锻有限公司 | A kind of automatic forging method and apparatus of bearing products |
| CN110180980A (en) * | 2019-06-21 | 2019-08-30 | 重庆巨泰机械有限公司 | A kind of combination forging method of ring-shaped article |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11244984A (en) * | 1998-03-04 | 1999-09-14 | Ntn Corp | Method for separating and punching bearing preform and device therefor |
| JP2003305533A (en) * | 2002-04-11 | 2003-10-28 | Daido Steel Co Ltd | Method for producing ring-shaped component |
| JP2004141964A (en) * | 2002-10-25 | 2004-05-20 | Sakamura Hot Art Co Ltd | Apparatus for manufacturing inner and outer ring in hot former |
| JP2012101264A (en) * | 2010-11-12 | 2012-05-31 | Okita Tekkosho:Kk | Method for forging inner and outer rings for double ball bearing |
| CN202571126U (en) * | 2012-03-14 | 2012-12-05 | 浙江中集铸锻有限公司 | Forming die for tower piece of bearing ring |
| CN202752518U (en) * | 2012-03-14 | 2013-02-27 | 浙江中集铸锻有限公司 | Separating punch of bearing ring |
| CN204685936U (en) * | 2015-06-04 | 2015-10-07 | 浙江中集铸锻有限公司 | A kind of forging compound die tool |
-
2015
- 2015-06-04 CN CN201510305337.8A patent/CN104959510A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11244984A (en) * | 1998-03-04 | 1999-09-14 | Ntn Corp | Method for separating and punching bearing preform and device therefor |
| JP2003305533A (en) * | 2002-04-11 | 2003-10-28 | Daido Steel Co Ltd | Method for producing ring-shaped component |
| JP2004141964A (en) * | 2002-10-25 | 2004-05-20 | Sakamura Hot Art Co Ltd | Apparatus for manufacturing inner and outer ring in hot former |
| JP2012101264A (en) * | 2010-11-12 | 2012-05-31 | Okita Tekkosho:Kk | Method for forging inner and outer rings for double ball bearing |
| CN202571126U (en) * | 2012-03-14 | 2012-12-05 | 浙江中集铸锻有限公司 | Forming die for tower piece of bearing ring |
| CN202752518U (en) * | 2012-03-14 | 2013-02-27 | 浙江中集铸锻有限公司 | Separating punch of bearing ring |
| CN204685936U (en) * | 2015-06-04 | 2015-10-07 | 浙江中集铸锻有限公司 | A kind of forging compound die tool |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465765A (en) * | 2018-03-02 | 2018-08-31 | 江苏保捷精锻有限公司 | A kind of the integral type forging method and forge mould of bearing inner race and outer ring |
| CN108480536A (en) * | 2018-03-02 | 2018-09-04 | 江苏保捷精锻有限公司 | A kind of automatic forging method and apparatus of bearing products |
| CN110180980A (en) * | 2019-06-21 | 2019-08-30 | 重庆巨泰机械有限公司 | A kind of combination forging method of ring-shaped article |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151007 |
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| RJ01 | Rejection of invention patent application after publication |