CN105458143A - Precision forging mold capable of conducting automatic lateral pressing and vibration reducing and vibration reducing method for forging mold - Google Patents
Precision forging mold capable of conducting automatic lateral pressing and vibration reducing and vibration reducing method for forging mold Download PDFInfo
- Publication number
- CN105458143A CN105458143A CN201510911895.9A CN201510911895A CN105458143A CN 105458143 A CN105458143 A CN 105458143A CN 201510911895 A CN201510911895 A CN 201510911895A CN 105458143 A CN105458143 A CN 105458143A
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- China
- Prior art keywords
- movable block
- die
- described upper
- mounting groove
- damper
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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
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention relates to the technical field of precision forging, in particular to a precision forging mold capable of conducting automatic lateral pressing and vibration reducing and a vibration reducing method for the forging mold. An upper movable block (a lower movable block) is driven by a first oil cylinder (a second oil cylinder) to get away from an upper fixed block (a lower fixed block), an upper mold body (a lower mold body) can be put into an upper installing groove (a lower installing groove) of an upper mold base (a lower mold base) accordingly, then the first oil cylinder (the second oil cylinder) stops driving, the upper movable block (the lower movable block) presses the upper mold body (the lower mold body) under the effect of a compression spring, the upper mold body (the lower mold body) is fixed accordingly, and the upper mold body (the lower mold body) is quite convenient to replace. When forging is carried out, as one side of the upper mold body and one side of the lower mold body abut against the upper fixed block and the lower fixed block respectively, automatic positioning can be achieved, large instantaneous impact force is generated when forging is carried out, and the impact energy can cause mold vibration; and due to the effect of the compression spring, the horizontal direction impact energy is absorbed, the instantaneous impact force is reduced accordingly, automatic resetting is achieved, and the service life of the mold is prolonged.
Description
Technical field
The present invention relates to fine forging technology field, particularly relate to a kind of can the precision forging die of side automatic impaction vibration damping and forging mold oscillation damping method.
Background technology
Forging is that one utilizes metal forming machinery to apply pressure to metal stock, makes it produce plastic deformation to obtain the processing method with the forging of certain mechanical performance, definite shape and size.For larger parts, as spindle etc., during forging, forging die need bear larger instant impact, and most impulsive force is absorbed by mould, causes forging die easily to damage.Existing forging die has overall mould and insert die two kinds, wherein insert die is that upper die and lower die are made insert, with wedge, upper die and lower die are arranged on upper bolster, die shoe respectively, due to the effect of impulsive force, this connected mode reliability is poor, the rear mold that is hit easily loosens, to the stability of forging ' s block dimension with all have a certain impact die life.
On the other hand, existing mould generally use bolt vertically (forging direction) by die holder, template, patrix.Each parts such as counterdie connect, and when repairing or replacing, needing whole mould to pull down from metal forming machinery, not only troublesome poeration, and wasting time and energy, affecting production efficiency.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, and provide a kind of can the precision forging die of side automatic impaction vibration damping and forging mold oscillation damping method, die life can be extended, be convenient to Rapid installing mould.
The technical solution adopted for the present invention to solve the technical problems is: a kind of can the precision forging die of side automatic impaction vibration damping, it comprises upper bolster, die shoe, and the middle part of described upper bolster, die shoe is respectively arranged with mounting groove, lower mounting groove;
The upper wedge of wedge structure conflict patrix side is provided with in described upper mounting groove, described upper wedge comprises the upper fixed block being arranged at described patrix both sides respectively, upper movable block, fixed piece is fixedly connected with described upper bolster, described upper movable block is connected with described upper bolster by upper damper, is provided with the first oil cylinder driving described upper movable block rectilinear motion in described upper mounting groove;
The lower wedge of wedge structure conflict counterdie side is provided with in described lower mounting groove, described lower wedge comprises the lower fixed block being arranged at described counterdie both sides respectively, lower movable block, described lower fixed block is fixedly connected with described die shoe, described lower movable block is connected with described die shoe by bottombearing damper, is provided with the second oil cylinder driving described lower movable block rectilinear motion in described lower mounting groove;
Described upper damper, bottombearing damper are positioned at the homonymy of described patrix.
The pretightning force of described upper damper, bottombearing damper is 3% ~ 5% of forging pressure, and range is 33mm.
Be provided with upper padding plate in described upper mounting groove, described upper padding plate is between described upper bolster and described patrix, and be provided with lower bolster in described lower mounting groove, described lower bolster is between described die shoe and described counterdie.
Described upper bolster is provided with the top board for being pressed in by upper wedge in described upper mounting groove; Described die shoe is provided with the lower platen for being pressed in by lower wedge in described lower mounting groove.
Described top board is provided with for the guide rail for described upper movable block guiding, and described lower platen is provided with for the guide rail for described lower movable block guiding.
Described upper damper comprises Compress Spring, screw rod, described screw rod one end is fixedly connected with the telescopic end of described first oil cylinder, the other end is fixedly connected with described upper movable block, described Compress Spring is socketed on outside described screw rod, conflict with described upper bolster and be connected in one end of described Compress Spring, the other end of described Compress Spring is conflicted with described upper movable block and is connected, and the structure of described bottombearing damper is identical with described upper damper structure.
Fixed piece is two of being set up in parallel, and described upper movable block is two that are set up in parallel, and lower fixed block is two that are set up in parallel, and described lower movable block is two that are set up in parallel.
A kind of method alleviating forging mold instant impact, the root of upper die and lower die is made insert by it, respectively the ipsilateral of patrix root, counterdie root is pressed in die holder in the horizontal direction by telescopic damper, during matched moulds, upper die and lower die are simultaneously with damper low amplitude vibrations in the horizontal direction, and amplitude is less than 0.5mm.
The invention has the beneficial effects as follows: of the present invention can the precision forging die of side automatic impaction vibration damping, during use, by movable block (lower movable block) in the first oil cylinder (the second oil cylinder) driving away from upper fixed block (lower fixed block), thus patrix (counterdie) can be put into the upper mounting groove (lower mounting groove) of upper bolster (die shoe), then the first oil cylinder (the second oil cylinder) stops driving, upper movable block (lower movable block) compresses patrix (counterdie) under the effect of Compress Spring, thus patrix (counterdie) is fixed, very convenient during replacing patrix (counterdie), when forging, conflict upper fixed block respectively in side due to upper die and lower die, lower fixed block, play positioning action, larger instant impact is produced during forging, this impact energy makes mold vibration, due to the effect of Compress Spring, the impact energy of horizontal direction is absorbed, thus alleviate instant impact, extend die life.
Accompanying drawing explanation
Fig. 1 be of the present invention can the structural representation of precision forging die of side automatic impaction vibration damping.
Fig. 2 be in Fig. 1 A to structural representation.
Description of reference numerals:
1a---upper bolster 1b---die shoe
11a---upper mounting groove 11b---lower mounting groove
2a---patrix 2b---counterdie
3a---upper wedge 3b---lower wedge
31a---upper fixed block 32a---upper movable block
31b---lower fixed block 32b---lower movable block
4a---upper damper 41---Compress Spring
42---screw rod 4b---bottombearing damper
5a---first oil cylinder 5b---the second oil cylinder
6a---upper padding plate 6b---lower bolster
7a---top board 7b---lower platen.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation, is not practical range of the present invention is limited to this.
As shown in Figure 1 and Figure 2, the present embodiment can the precision forging die of side automatic impaction vibration damping, it comprises upper bolster 1a, die shoe 1b, and the middle part of described upper bolster 1a, die shoe 1b is respectively arranged with mounting groove 11a, lower mounting groove 11b; Be provided with the upper wedge 3a of wedge structure conflict patrix 2a side in described upper mounting groove 11a, as shown in Figure 1, the front end of upper wedge 3a is the wedge shape stretching into patrix 2a side, thus inlay card patrix 2a.Described upper wedge 3a comprises the upper fixed block 31a being arranged at described patrix 2a both sides respectively, upper movable block 32a, fixed piece of 31a is fixedly connected with described upper bolster 1a, described upper movable block 32a is connected with described upper bolster 1a by upper damper 4a, is provided with the first oil cylinder 5a driving described upper movable block 32a rectilinear motion in described upper mounting groove 11a; The lower wedge 3b of wedge structure conflict counterdie 2b side is provided with in described lower mounting groove 11b, described lower wedge 3b comprises the lower fixed block 31b being arranged at described counterdie 2b both sides respectively, lower movable block 32b, described lower fixed block 31b is fixedly connected with described die shoe 1b, described lower movable block 32b is connected with described die shoe 1b by bottombearing damper 4b, is provided with the second oil cylinder 5b driving described lower movable block 32b rectilinear motion in described lower mounting groove 11b; Described upper damper 4a, bottombearing damper 4b are positioned at the homonymy of described patrix 2a.
Of the present invention can side automatic impaction vibration damping precision forging die use time, by the first oil cylinder 5a(second oil cylinder 5b) movable block 32b under movable block 32a(in driving) away from fixed block 31b under upper fixed block 31a(), thus can by patrix 2a(counterdie 2b) put into upper bolster 1a(die shoe 1b) upper mounting groove 11a(under mounting groove 11b), then the first oil cylinder 5a(second oil cylinder 5b) stop driving, movable block 32b under upper movable block 32a() under the effect of Compress Spring 41, compress patrix 2a(counterdie 2b), thus by patrix 2a(counterdie 2b) fixing, change patrix 2a(counterdie 2b) time very convenient, the vibration caused because of impulsive force when forging, patrix 2a, counterdie 2b forging pressure effect next play vibration, dislocation can not be produced.
The pretightning force of described upper damper 4a, bottombearing damper 4b is 3% ~ 5% of forging pressure, and range is 33mm.
Further, upper padding plate 6a is provided with in described upper mounting groove 11a, described upper padding plate 6a is between described upper bolster 1a and described patrix 2a, and be provided with lower bolster 6b in described lower mounting groove 11b, described lower bolster 6b is between described die shoe 1b and described counterdie 2b.
Further, described upper bolster 1a is provided with the top board 7a for being pressed in by upper wedge 3a in described upper mounting groove 11a; Described die shoe 1b is provided with the lower platen 7b for being pressed in by lower wedge 3b in described lower mounting groove 11b.
Further, described top board 7a is provided with the guide rail for leading for described upper movable block 32a, and described lower platen 7b is provided with the guide rail for leading for described lower movable block 32b.
Top board 7a is two pieces, left and right, and lower platen 7b is also two pieces, left and right.
Further, described upper damper 4a comprises Compress Spring 41, screw rod 42, described screw rod 42 one end is fixedly connected with the telescopic end of described first oil cylinder 5a, the other end is fixedly connected with described upper movable block 32a, described Compress Spring 41 is socketed on outside described screw rod 42, conflict with described upper bolster 1a and be connected in one end of described Compress Spring 41, the other end of described Compress Spring 41 is conflicted with described upper movable block 32a and is connected, and the structure of described bottombearing damper 4b is identical with described upper damper 4a structure.
Further, time larger for mould volume, fixed piece of 31a is two that are set up in parallel, and described upper movable block 32a is two that are set up in parallel, and lower fixed block 31b is two that are set up in parallel, and described lower movable block 32b is two that are set up in parallel.
The root of patrix 2a, counterdie 2b is made insert by the present invention, respectively the ipsilateral of patrix 2a root, counterdie 2b root is pressed in die holder in the horizontal direction by telescopic damper, during matched moulds, patrix 2a, counterdie 2b are simultaneously with damper low amplitude vibrations in the horizontal direction, and amplitude is less than 0.5mm.
When forging, conflict upper fixed block 31a, lower fixed block 31b respectively in side due to patrix 2a and counterdie 2b, play positioning action, larger instant impact is produced during forging, this impact energy makes mold vibration, and the effect due to Compress Spring 41 makes mould automatically reset, and the impact energy of horizontal direction is absorbed, thus alleviate instant impact, extend die life.
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although done to explain to the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (8)
1. can the precision forging die of side automatic impaction vibration damping, it is characterized in that: comprise upper bolster (1a), die shoe (1b), the middle part of described upper bolster (1a), die shoe (1b) is respectively arranged with mounting groove (11a), lower mounting groove (11b);
The upper wedge (3a) of wedge structure conflict patrix (2a) side is provided with in described upper mounting groove (11a), described upper wedge (3a) comprises and is arranged at the upper fixed block (31a) of described patrix (2a) both sides, upper movable block (32a) respectively, fixed piece (31a) is fixedly connected with described upper bolster (1a), described upper movable block (32a) is connected with described upper bolster (1a) by upper damper (4a), is provided with the first oil cylinder (5a) driving described upper movable block (32a) rectilinear motion in described upper mounting groove (11a);
The lower wedge (3b) of wedge structure conflict counterdie (2b) side is provided with in described lower mounting groove (11b), described lower wedge (3b) comprises and is arranged at the lower fixed block (31b) of described counterdie (2b) both sides, lower movable block (32b) respectively, described lower fixed block (31b) is fixedly connected with described die shoe (1b), described lower movable block (32b) is connected with described die shoe (1b) by bottombearing damper (4b), is provided with the second oil cylinder (5b) driving described lower movable block (32b) rectilinear motion in described lower mounting groove (11b);
Described upper damper (4a), bottombearing damper (4b) are positioned at the homonymy of described patrix (2a).
2. according to claim 1 can the precision forging die of side automatic impaction vibration damping, it is characterized in that: the pretightning force of described upper damper (4a), bottombearing damper (4b) is 3% ~ 5% of forging pressure, and range is 33mm.
3. according to claim 2 can the precision forging die of side automatic impaction vibration damping, it is characterized in that: in described upper mounting groove (11a), be provided with upper padding plate (6a), described upper padding plate (6a) is positioned between described upper bolster (1a) and described patrix (2a), be provided with lower bolster (6b) in described lower mounting groove (11b), described lower bolster (6b) is positioned between described die shoe (1b) and described counterdie (2b).
4. according to claim 2 can the precision forging die of side automatic impaction vibration damping, it is characterized in that: described upper bolster (1a) is provided with the top board (7a) for being pressed in by upper wedge (3a) in described upper mounting groove (11a); Described die shoe (1b) is provided with the lower platen (7b) for being pressed in by lower wedge (3b) in described lower mounting groove (11b).
5. according to claim 4 can the precision forging die of side automatic impaction vibration damping, it is characterized in that: described top board (7a) is provided with the guide rail for leading for described upper movable block (32a), described lower platen (7b) is provided with the guide rail for leading for described lower movable block (32b).
6. according to claim 2 can the precision forging die of side automatic impaction vibration damping, it is characterized in that: described upper damper (4a) comprises Compress Spring (41), screw rod (42), described screw rod (42) one end is fixedly connected with the telescopic end of described first oil cylinder (5a), the other end is fixedly connected with described upper movable block (32a), described Compress Spring (41) is socketed on described screw rod (42) outward, conflict with described upper bolster (1a) and be connected in one end of described Compress Spring (41), the other end of described Compress Spring (41) is conflicted with described upper movable block (32a) and is connected, the structure of described bottombearing damper (4b) is identical with described upper damper (4a) structure.
7. according to claim 2 can the precision forging die of side automatic impaction vibration damping, it is characterized in that: fixed piece (31a) is two of being set up in parallel, described upper movable block (32a) is two of being set up in parallel, lower fixed block (31b) is two of being set up in parallel, and described lower movable block (32b) is two of being set up in parallel.
8. alleviate the method for forging mold instant impact, it is characterized in that: the root of upper die and lower die is made insert, respectively the ipsilateral of patrix root, counterdie root is pressed in die holder in the horizontal direction by telescopic damper, during matched moulds, upper die and lower die are simultaneously with damper low amplitude vibrations in the horizontal direction, and amplitude is less than 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510911895.9A CN105458143A (en) | 2015-12-11 | 2015-12-11 | Precision forging mold capable of conducting automatic lateral pressing and vibration reducing and vibration reducing method for forging mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510911895.9A CN105458143A (en) | 2015-12-11 | 2015-12-11 | Precision forging mold capable of conducting automatic lateral pressing and vibration reducing and vibration reducing method for forging mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105458143A true CN105458143A (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510911895.9A Pending CN105458143A (en) | 2015-12-11 | 2015-12-11 | Precision forging mold capable of conducting automatic lateral pressing and vibration reducing and vibration reducing method for forging mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105458143A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899595A (en) * | 2019-12-13 | 2020-03-24 | 金马工业集团股份有限公司 | Hydraulic type primary and secondary die frame fixing device for forging die machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5463892A (en) * | 1993-03-18 | 1995-11-07 | Nisshinbo Industries, Inc. | Hydraulic press |
| CN201357200Y (en) * | 2008-12-24 | 2009-12-09 | 南车四方车辆有限公司 | Improved die holder of friction press |
| TW201302339A (en) * | 2011-07-08 | 2013-01-16 | Metal Ind Res & Dev Ct | Forging module |
| CN203526441U (en) * | 2013-11-22 | 2014-04-09 | 焦伟祥 | Forging mold of framework forge piece |
| CN103775423A (en) * | 2014-01-08 | 2014-05-07 | 宁波腾工精密机械制造有限公司 | Fastening oil cylinder for die holder of cold heading machine |
| CN203695834U (en) * | 2013-08-16 | 2014-07-09 | 白晓旭 | Energy-saving drilling tool block press |
-
2015
- 2015-12-11 CN CN201510911895.9A patent/CN105458143A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5463892A (en) * | 1993-03-18 | 1995-11-07 | Nisshinbo Industries, Inc. | Hydraulic press |
| CN201357200Y (en) * | 2008-12-24 | 2009-12-09 | 南车四方车辆有限公司 | Improved die holder of friction press |
| TW201302339A (en) * | 2011-07-08 | 2013-01-16 | Metal Ind Res & Dev Ct | Forging module |
| CN203695834U (en) * | 2013-08-16 | 2014-07-09 | 白晓旭 | Energy-saving drilling tool block press |
| CN203526441U (en) * | 2013-11-22 | 2014-04-09 | 焦伟祥 | Forging mold of framework forge piece |
| CN103775423A (en) * | 2014-01-08 | 2014-05-07 | 宁波腾工精密机械制造有限公司 | Fastening oil cylinder for die holder of cold heading machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899595A (en) * | 2019-12-13 | 2020-03-24 | 金马工业集团股份有限公司 | Hydraulic type primary and secondary die frame fixing device for forging die machine |
| CN110899595B (en) * | 2019-12-13 | 2022-08-16 | 金马工业集团股份有限公司 | Hydraulic type primary and secondary die frame fixing device for forging die machine |
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| PB01 | Publication | ||
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Application publication date: 20160406 |