CN104226811A - U-shaped piece bending die - Google Patents
U-shaped piece bending die Download PDFInfo
- Publication number
- CN104226811A CN104226811A CN201410451709.3A CN201410451709A CN104226811A CN 104226811 A CN104226811 A CN 104226811A CN 201410451709 A CN201410451709 A CN 201410451709A CN 104226811 A CN104226811 A CN 104226811A
- Authority
- CN
- China
- Prior art keywords
- skewback
- die portion
- shaped bending
- bending mould
- mold base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005452 bending Methods 0.000 title claims abstract description 52
- 239000011159 matrix material Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a U-shaped part bending die which comprises a female die, wherein the female die comprises a first female die part (1) and a second female die part (2) which are spaced from each other to define a female die cavity, the U-shaped part bending die further comprises a gap adjusting device for adjusting the distance between the first female die part (1) and the second female die part (2), the gap adjusting device comprises a first inclined block (3) arranged on the outer side of the first female die part (1), and when the first inclined block (3) moves upwards or downwards, the first inclined block (3) can move away from the first female die part (1) or push the first female die part (1) to move towards the second female die part (2). The U-shaped piece bending die can adjust the gap between the female die and the male die.
Description
Technical field
The present invention relates to mould applications, particularly, relate to a kind of U-shaped bending mould.
Background technology
Along with developing rapidly of auto industry and light industry, mould design and manufacture has become the industry causing people's extensive concern.Mould more superior for performance is applied in mould design and manufacture, has become the strong guarantee manufacturing high-quality mould fast.
Fig. 1 shows the structural representation of a kind of U-shaped part bending mould of the prior art, this U-shaped part bending mould comprise be arranged on die on mold base 51 ' and can with die 1 ' cooperating and by punch 10 shaping for workpiece bows, gap between its convex mould 10 and die 1 ' can not adjust usually, along with the mold use time increase and the punch 10 that causes and die 1 ' wear and tear and mould repair after cause the gap of mould to strengthen gradually, add steel plate materials thickness deviation scope larger, for the product that bending after-opening dimension precision requirement is higher, the size of product is not easy to be guaranteed, thus have impact on the output of product.
Given this, be necessary to provide a kind of U-shaped novel bending mould, to overcome or to alleviate above-mentioned defect.
Summary of the invention
The object of this invention is to provide a kind of U-shaped bending mould that can adjust gap between die and punch.
To achieve these goals, the invention provides a kind of U-shaped bending mould, comprise die, described die comprises the first die portion and the second die portion that are spaced to limit matrix cavity, wherein, described U-shaped bending mould also comprises the lash adjusting device for adjusting spacing between described first die portion and the second die portion, described lash adjusting device comprises the first skewback be arranged on outside described first die portion, when described first skewback moves up or down, described first skewback away from described first die portion motion or can promote described first die portion towards described second die portion motion.
Preferably, described lash adjusting device also comprises the second skewback be arranged on below described first skewback, when described second skewback changes position in the horizontal direction, described second skewback can promote described first skewback and moves upward or make described first skewback at self gravitation moved downward.
Preferably, described first skewback is arranged between described first die portion and the mold base of described U-shaped bending mould, two of described first skewback back to side respectively towards described first die portion and described mold base, and described two back to side at least one side be relative to vertical direction tilt face, the upper surface of described second skewback contacts with the lower surface of described first skewback, the lower surface of described second skewback contacts with mold base, and at least one surface in the upper surface of described second skewback and lower surface is the face tilted relative to horizontal direction.
Preferably, two of described first skewback back to side in the side towards described first die portion be the first side, described first side tilts relative to vertical direction, and described first side is from top to bottom towards the lateral surface deflection in described first die portion, and the lateral surface in described first die portion is consistent with the incline direction of described first side, two of described first skewback back to side in the side towards described mold base be the second side, described second side is towards the medial surface of described mold base, and the medial surface of described second side and described mold base is respectively perpendicular, the upper surface of described second skewback and the lower surface of described first skewback are respectively from top to bottom towards the face that described matrix cavity tilts, the lower surface of described second skewback contacts with the upper surface of described mold base, and the lower surface of described second skewback and the upper surface of described mold base are respectively horizontal plane.
Preferably, described U-shaped bending mould comprises securing member, described securing member is arranged in the respective installing hole of described first die portion, the first skewback and mold base, described first die portion, the first skewback and mold base three can be fixed, and the installing hole of described first skewback is elongated hole, the length direction of described elongated hole is identical with vertical direction, and the length of described elongated hole is arranged to allow described securing member to move along the length direction of described elongated hole in described elongated hole.
Preferably, described U-shaped bending mould comprises the threaded drive with described mold base threaded engagement, described threaded drive is connected with described second skewback, described second skewback being driven to change position in the horizontal direction by rotating described threaded drive.
Preferably, described threaded drive is screw rod, one end of described screw rod is provided with spaced two boss portion of axial direction along this screw rod, being arranged with between described two boss portion can relative to the locating part of described bolt rotary, described locating part is limited between described two boss portion, and described locating part inserts in described second skewback can drive described second skewback motion.
Preferably, one end of stretching out described mold base of described threaded drive is connected with driving runner.
Preferably, described U-shaped bending mould also comprises backform, and described backform is arranged on the workbench between described first die portion and the second die portion of the mold base of described U-shaped bending mould.
Preferably, described U-shaped bending mould also comprises for inserting between described first die portion and the second die portion and coordinates the punch of stamped workpieces with described backform, the first die portion and the second die portion.
Preferably, the upper end of described punch is connected with cope match-plate pattern.
Pass through technique scheme, due to the first skewback move up or down time, first skewback can away from the motion of the first die portion, like this first skewback away from first die portion motion time can make the first die portion along the first skewback away from direction and move away from the second die portion, and due to the first skewback move up or down time, first skewback can promote the first die portion and move towards the second die portion, so the spacing between the first die portion and the second die portion is adjustable, so, when the punch of U-shaped bending mould stretches into the matrix cavity between the first die portion and the second die portion, it is also adjustable for being equivalent to the gap of this punch respectively and between the first die portion and the second die portion, thus the designing requirement by the product such as U-shaped of this U-shaped bending mould brake forming can be ensured by the gap between adjustment punch and die, improve the quality of product.
Other features and advantages of the present invention are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the structural representation of a kind of U-shaped part bending mould of the prior art.
Fig. 2 is the partial sectional view of U-shaped part bending mould according to the embodiment of the present invention.
Fig. 3 is the front view of the first skewback according to the embodiment of the present invention.
Fig. 4 is the sectional view of the second skewback according to the embodiment of the present invention.
Fig. 5 is the structural representation of screw rod according to the embodiment of the present invention.
Description of reference numerals
1 ' die 1 first die portion
2 second die portion 3 first skewbacks
4 second skewback 5 mold bases
6 screw rod 7 locating parts
8 drive runner 9 backform
10 punch 11 cope match-plate patterns
12 screw-thread bush 13 screws
31 elongated hole 41 screw rod container cavities
42 locating part container cavity 61 first boss portion
62 second boss portion
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the noun of locality of use is as upper and lower in " upper and lower " typically refers in accompanying drawing; " vertically, level " refers to vertical direction when this U-shaped bending mould normally works and horizontal direction; " inside and outside " refers to profile inside and outside relative to each parts itself.
See Fig. 2, the invention provides a kind of U-shaped bending mould, comprise die, die comprises the first die portion 1 and the second die portion 2 being spaced to limit matrix cavity, wherein, U-shaped bending mould also comprises the lash adjusting device for adjusting spacing between the first die portion 1 and the second die portion 2, lash adjusting device comprises the first skewback 3 be arranged on outside the first die portion 1, when the first skewback 3 moves up or down, the first skewback 3 can move away from the first die portion 1 or the first die portion 1 that promotes moves towards the second die portion 2.It needs to be noted, above-mentioned first skewback 3 can be understood as when the first skewback 3 moves up or down away from the motion of the first die portion 1, this first skewback 3 directly moves away from the first die portion 1, or be interpreted as when the first skewback 3 moves to some positions up or down, can by other external force, the first skewback 3 can be moved away from the first die portion 1 again, that is, it is the precondition that guarantee first skewback 3 can move away from the first die portion 1 that first skewback 3 moves up or down, and might not be the direct motive power that the first skewback 3 is moved away from the first die portion 1.
As mentioned above, due to the first skewback 3 move up or down time, first skewback 3 can move away from the first die portion 1, can make when the first skewback 3 moves away from the first die portion 1 like this first die portion 1 along the first skewback 3 away from direction and move away from the second die portion 2, and due to the first skewback 3 move up or down time, first skewback 3 can promote the first die portion 1 and move towards the second die portion 2, so the spacing between the first die portion 1 and the second die portion 2 is adjustable, so, when the punch 10 of U-shaped bending mould stretches into the matrix cavity between the first die portion 1 and the second die portion 2, it is also adjustable for being equivalent to the gap of this punch 10 respectively and between the first die portion 1 and the second die portion 2, thus the designing requirement by the product such as U-shaped of this U-shaped bending mould brake forming can be ensured by the gap between adjustment punch 10 and die, improve the quality of product.
It should be noted that, above-mentioned first skewback 3 can be moved up or down by various suitably mode of operation, according to the preferred embodiment of the present invention, still see Fig. 2, this lash adjusting device also comprises the second skewback 4 be arranged on below the first skewback 3, when the second skewback 4 changes position in the horizontal direction, the second skewback 4 can promote the first skewback 3 and moves upward or make the first skewback 3 at self gravitation moved downward.Particularly, first skewback 3 can be arranged between the first die portion 1 and the mold base 5 of U-shaped bending mould, two of first skewback 3 back to side respectively towards the first die portion 1 and mold base 5, and these two back to side at least one side be relative to vertical direction tilt face, the upper surface of the second skewback 4 contacts with the lower surface of the first skewback 3, the lower surface of the second skewback 4 contacts with mold base 5, and at least one surface in the upper surface of the second skewback 4 and lower surface is the face tilted relative to horizontal direction.More specifically, two of first skewback 3 back to side in the side towards the first die portion 1 can be the first side, first side can tilt relative to vertical direction, and the first side is from top to bottom towards the lateral surface deflection in the first die portion 1, and the lateral surface in the first die portion 1 is consistent with the incline direction of the first side, two of first skewback 3 back to side in the side towards mold base 5 be the second side, second side is towards the medial surface of mold base 5, and the medial surface of the second side and mold base 5 is respectively perpendicular, in this case, if the first skewback 3 moves upward, the second side due to the first skewback 3 can be subject to the support of the medial surface of mold base 5, and the first side is from top to bottom towards the lateral surface deflection in the first die portion 1, the first die portion 1 that can promote in uphill process, first side of the first skewback 3 moves towards the second die portion 2, if the first skewback 3 moves downward, then the first side of the first skewback 3 in decline process by increasing for the spacing of the lateral surface with the first die portion 1 (namely the first skewback 3 can move away from the first die portion 1), and in this case, it is the direct motive power that the first skewback 3 is moved away from the first die portion 1 that first skewback 3 moves downward, be understandable that, if the lateral surface in the first side of the first skewback 3 and the first die portion 1 is designed to perpendicular, and the second side of the first tilted block 3 and the medial surface of mold base 5 are designed to respectively the face of the lateral surface deflection in the first die portion 1 dorsad from top to bottom, then when the first skewback 3 moves downward, spacing between second side of the first tilted block 3 and the lateral surface in the first die portion 1 can increase, at this moment can by external force, the first tilted block 3 be moved towards the first die portion 1 and the spacing between the lateral surface in the second side of the first tilted block 3 and the first die portion 1 be reduced, the spacing of the lateral surface in the first side of the first skewback 3 and the first die portion 1 can be made like this to increase, namely still can realize the first skewback 3 like this to move away from the first die portion 1, here again demonstrate be mentioned above the first skewback 3 move up or down be guarantee first skewback 3 can away from first die portion 1 move precondition, and might not be the direct motive power that the first skewback 3 is moved away from the first die portion 1.In addition, the upper surface of the second skewback 4 and the lower surface of the first skewback 3 can be respectively from top to bottom towards the face that matrix cavity tilts, the lower surface of the second skewback 4 contacts with the upper surface of mold base 5, and the lower surface of the second skewback 4 and the upper surface of mold base 5 are respectively horizontal plane, like this, when the second skewback 4 moves towards matrix cavity in the horizontal direction, promotion first skewback 3 is moved upward, when dorsad move in the horizontal direction by matrix cavity for the second skewback 4, the first skewback 3 will be made at self gravitation moved downward.
In addition, U-shaped bending mould can comprise securing member (such as screw 13), screw 13 can be arranged in the respective installing hole of the first die portion 1, first skewback 3 and mold base 5, the first die portion 1, first skewback 3 and mold base 5 three can be fixed the making normal work after the adjustment of gap of U-shaped bending mould, when needing to adjust the gap between punch 10 and die, first screw 13 can be unscrewed, then move according to above record operation first skewback 3 and the second skewback 4.Here, the installing hole of the first skewback 3 is elongated hole 31, and the length direction of elongated hole 31 is identical with vertical direction, and the length of elongated hole 31 should be arranged to allow securing member to move along the length direction of elongated hole 31 in elongated hole 31, thus the first skewback 3 can be moved up and down.
In addition, U-shaped bending mould can also comprise with mold base 5 threaded engagement (particularly, threaded engagement can be carried out with the screw-thread bush 12 be arranged in mold base 5) threaded drive, threaded drive is connected with the second skewback 4, the second skewback 4 being driven to change position in the horizontal direction by rotating threaded drive.
The specific constructive form of threaded drive is also not particularly limited, such as threaded drive can be screw rod 6, one end of screw rod 6 is provided with spaced two boss portion of axial direction (first boss portion 61 and the second boss portion 62) along this screw rod 6, the locating part 7 that can rotate relative to screw rod 6 is arranged with between two boss portion, locating part 7 is limited between the first boss portion 61 and the second boss portion 62, and locating part 7 inserts in the locating part container cavity 42 of the second skewback 4 so that the second skewback 4 can be driven to move, here, one end being arranged with locating part 7 of screw rod 6 is arranged in the screw rod container cavity 41 of the second skewback 4.In addition, one end of stretching out mold base 5 of threaded drive is connected with and drives runner 8, thus handled easily person rotary actuation runner 8 and threaded drive is stretched into or stretches out mold base 5.But the present invention is not limited to this, the second skewback 4 of other versions is adopted all to be fine to make screw rod 6 drive the second skewback 4 to move even to use other non-threaded actuators to drive the second skewback 4 to move.
In addition, U-shaped bending mould also comprises backform 9 and punch 10, backform 9 is arranged on the workbench between the first die portion 1 and the second die portion 2 of the mold base 5 of U-shaped bending mould, and punch 10 coordinates stamped workpieces for inserting between the first die portion 1 and the second die portion 2 with backform 9, first die portion 1 and the second die portion 2.Here, the upper end of punch 10 can be connected with cope match-plate pattern 11 by securing members such as bolts, because the parts such as backform 9 and cope match-plate pattern 11 do not relate to core of the present invention fermentation point, is no longer described in detail here.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (11)
1. U-shaped bending mould, comprise die, described die comprises the first die portion (1) and the second die portion (2) that are spaced to limit matrix cavity, it is characterized in that, described U-shaped bending mould also comprises the lash adjusting device for adjusting spacing between described first die portion (1) and the second die portion (2), described lash adjusting device comprises the first skewback (3) being arranged on described first outside, die portion (1), when described first skewback (3) is moved up or down, described first die portion (1) can be moved or promote to described first skewback (3) towards described second die portion (2) motion away from described first die portion (1).
2. U-shaped bending mould according to claim 1, it is characterized in that, described lash adjusting device also comprises the second skewback (4) being arranged on described first skewback (3) below, when described second skewback (4) changes position in the horizontal direction, described second skewback (4) can promote described first skewback (3) and moves upward or make described first skewback (3) at self gravitation moved downward.
3. U-shaped bending mould according to claim 2, it is characterized in that, described first skewback (3) is arranged between described first die portion (1) and the mold base (5) of described U-shaped bending mould, two of described first skewback (3) back to side respectively towards described first die portion (1) and described mold base (5), and described two back to side at least one side be relative to vertical direction tilt face, the upper surface of described second skewback (4) contacts with the lower surface of described first skewback (3), the lower surface of described second skewback (4) contacts with mold base (5), and at least one surface in the upper surface of described second skewback (4) and lower surface is the face tilted relative to horizontal direction.
4. U-shaped bending mould according to claim 3, it is characterized in that, two of described first skewback (3) back to side in the side towards described first die portion (1) be the first side, described first side tilts relative to vertical direction, and described first side is from top to bottom towards the lateral surface deflection in described first die portion (1), and the lateral surface in described first die portion (1) is consistent with the incline direction of described first side, two of described first skewback (3) back to side in the side towards described mold base (5) be the second side, described second side is towards the medial surface of described mold base (5), and the medial surface of described second side and described mold base (5) is respectively perpendicular, the upper surface of described second skewback (4) and the lower surface of described first skewback (3) are respectively from top to bottom towards the face that described matrix cavity tilts, the lower surface of described second skewback (4) contacts with the upper surface of described mold base (5), and the lower surface of described second skewback (4) and the upper surface of described mold base (5) are respectively horizontal plane.
5. U-shaped bending mould according to claim 3, it is characterized in that, described U-shaped bending mould comprises securing member, described securing member is arranged on described first die portion (1), in the respective installing hole of the first skewback (3) and mold base (5), with can by described first die portion (1), first skewback (3) and mold base (5) three fix, and the installing hole of described first skewback (3) is elongated hole (31), the length direction of described elongated hole (31) is identical with vertical direction, and the length of described elongated hole (31) is arranged to allow described securing member to move along the length direction of described elongated hole (31) in described elongated hole (31).
6. U-shaped bending mould according to claim 3, it is characterized in that, described U-shaped bending mould comprises the threaded drive with described mold base (5) threaded engagement, described threaded drive is connected with described second skewback (4), described second skewback (4) being driven to change position in the horizontal direction by rotating described threaded drive.
7. U-shaped bending mould according to claim 6, it is characterized in that, described threaded drive is screw rod (6), one end of described screw rod (6) is provided with spaced two boss portion of axial direction along this screw rod (6), the locating part (7) that can rotate relative to described screw rod (6) is arranged with between described two boss portion, described locating part (7) is limited between described two boss portion, and described locating part (7) inserts in described second skewback (4) so that described second skewback (4) can be driven to move.
8. U-shaped bending mould according to claim 6, is characterized in that, one end of stretching out described mold base (5) of described threaded drive is connected with and drives runner (8).
9. U-shaped bending mould as claimed in any of claims 1 to 8, it is characterized in that, described U-shaped bending mould also comprises backform (9), and described backform (9) is arranged on the workbench being positioned between described first die portion (1) and the second die portion (2) of the mold base (5) of described U-shaped bending mould.
10. U-shaped bending mould according to claim 9, it is characterized in that, described U-shaped bending mould also comprises for inserting between described first die portion (1) and the second die portion (2) and coordinates the punch (10) of stamped workpieces with described backform (9), the first die portion (1) and the second die portion (2).
11. U-shaped bending moulds according to claim 10, is characterized in that, the upper end of described punch (10) is connected with cope match-plate pattern (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410451709.3A CN104226811B (en) | 2014-09-05 | 2014-09-05 | U-shaped piece bending die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410451709.3A CN104226811B (en) | 2014-09-05 | 2014-09-05 | U-shaped piece bending die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104226811A true CN104226811A (en) | 2014-12-24 |
| CN104226811B CN104226811B (en) | 2016-02-03 |
Family
ID=52216214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410451709.3A Active CN104226811B (en) | 2014-09-05 | 2014-09-05 | U-shaped piece bending die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104226811B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972006A (en) * | 2015-07-10 | 2015-10-14 | 奇瑞汽车股份有限公司 | Stamping die |
| CN105170772A (en) * | 2015-09-30 | 2015-12-23 | 中国南方航空工业(集团)有限公司 | Punching die for stator blade of gas compressor |
| CN107096837A (en) * | 2017-06-27 | 2017-08-29 | 昆山申凌精密金属工业有限公司 | A kind of computer Qian shape bool bending die |
-
2014
- 2014-09-05 CN CN201410451709.3A patent/CN104226811B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972006A (en) * | 2015-07-10 | 2015-10-14 | 奇瑞汽车股份有限公司 | Stamping die |
| CN105170772A (en) * | 2015-09-30 | 2015-12-23 | 中国南方航空工业(集团)有限公司 | Punching die for stator blade of gas compressor |
| CN107096837A (en) * | 2017-06-27 | 2017-08-29 | 昆山申凌精密金属工业有限公司 | A kind of computer Qian shape bool bending die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104226811B (en) | 2016-02-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10328486B2 (en) | Automatically-returning mold ejection device and casting mold comprising the same | |
| CN104226811B (en) | U-shaped piece bending die | |
| CN102101139A (en) | Tapered wedge rotating mechanism | |
| CN208019285U (en) | A kind of punch changeable type metal stamping die | |
| CN106064317B (en) | A kind of clamping tool of two symmetrical plane of milling bearing outer ring | |
| CN105215149A (en) | Sphere cantilever type bidirectional punching die | |
| CN201405064Y (en) | Dual-hole mold for automatic press forming of powder | |
| CN202779355U (en) | Combination tool for forming of long box-like workpieces | |
| CN204770000U (en) | Double arc face bumper side pushes away plastic mechanism | |
| CN204470323U (en) | Precision casting hydraulic pressure automatic reforming device | |
| CN101704043B (en) | Hydraulic bending machine | |
| CN104550343A (en) | Arc-shaped plate bending device | |
| CN202498111U (en) | Bender workbench flexibility compensation device | |
| CN106180378B (en) | Insert-type automobile flanging and restriking mould | |
| CN101830033A (en) | Die ejecting mechanism for molding modeling | |
| CN108787977A (en) | A kind of forging mold that stripping result is good | |
| CN104275405A (en) | Stamping die and stamping method for high-strength automobile bumpers made of magnesium-aluminum alloy | |
| KR20220016765A (en) | Mechanical press apparatus capable of simulating the motion of a servo press | |
| CN205702277U (en) | Thin-wall part progressive upsetting shaping dies | |
| CN206047695U (en) | For the gas lock self adaptation resilient support device of the yielding aluminum die casting workpiece of thin-walled | |
| CN104624812A (en) | Machining die of ship waist-shaped hole reinforcing ring component | |
| CN105081192A (en) | Method for hot-extrusion forging of integral type automobile steering knuckle forging blank | |
| CN204486587U (en) | A kind of metallic stamping pieces surface evening device | |
| CN203804964U (en) | Lower base plate of parallel robot | |
| CN204396770U (en) | Die height adjusting mechanism for inclined block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |