CN106001273A - Opening expansion die for hopper - Google Patents
Opening expansion die for hopper Download PDFInfo
- Publication number
- CN106001273A CN106001273A CN201610488943.2A CN201610488943A CN106001273A CN 106001273 A CN106001273 A CN 106001273A CN 201610488943 A CN201610488943 A CN 201610488943A CN 106001273 A CN106001273 A CN 106001273A
- Authority
- CN
- China
- Prior art keywords
- die
- plane
- movable
- hopper
- punch
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention discloses an opening expansion die for a hopper. The opening expansion die comprises an upper die assembly and a lower die assembly and also comprises an ejecting device and a stamping device which are fixedly arranged on the upper die assembly, wherein the lower die assembly is used for fixing a workpiece to be machined; a female die in which a die cavity is arranged is also arranged below the upper die assembly; the stamping device is arranged in the die cavity, a movable core block and a male die assembly are arranged between the stamping device and the female die, and the male die assembly is located below the movable core block; the male die assembly comprises four movable male dies capable of sliding along the radial direction, and the movable male dies and the inner wall of the die cavity are provided with shapes matched with an opening of the hopper; the stamping device comprises a stamping head and an ejecting die located at the rear of the stamping head; and the ejecting device drives the stamping device to eject forwards, the ejecting die drives the movable core block and the female die to clamp a hopper body of the workpiece, and the stamping head drives the movable male dies to slide outwards along the radial direction to extrude the workpiece to cling to the inner wall of the die cavity. The problem that the opening of the hopper is difficult to machine and mold is solved, the whole process is automatically realized, and the molding effect is good.
Description
Technical field
The application relates to field of mechanical die, the mouth stretching die of a kind of hopper.
Background technology
Hopper, also referred to as feed hopper, the funnel of the feed being mounted in a lot of plant equipment
Describe device.Fig. 1 shows a kind of common hopper, and this hopper includes hopper body 101 and hopper
Mouth 102.It can be seen that hopper port 102 be shaped as taper, there are four sides,
It is provided with arc chord angle 103, so that this hopper forms polyhedral structure between adjacent two sides.
For this hopper port, prior art is difficult to shape.
Summary of the invention
The application provides the mouth stretching die of a kind of hopper, solves in prior art, and hopper port is difficult to
The problem shaped.
The mouth stretching die of a kind of hopper, including upper die component and lower mold assemblies, lower mold assemblies is used for
Fixing workpiece to be processed, also includes Lifting Device and the decompressor being fixed on upper die component,
Lifting Device is used for driving decompressor action；The lower section of upper die component is additionally provided with die, die
Inside it is provided with die cavity；Decompressor is arranged in die cavity, is provided with activity between decompressor and die
Pellet and punch assemblies, punch assemblies is positioned at the lower section of movable pellet；Punch assemblies includes four pieces
The movable punch that can radially slide, movable punch and mould intracavity wall are provided with and match with hopper port
Shape；Decompressor include drift and be positioned at drift rear eject mould；Lifting Device drives
Decompressor ejects forward, ejects mould driving activity pellet and the hopper body of die clamping workpiece,
Drift drives movable punch radially to slide, and extruding workpiece is close to mould intracavity wall to workpiece.
Preferably, the front end of drift is provided with four inclined plane parts, and inclined plane part is provided with the first inclined-plane；Live
Dynamic punch is provided with the second inclined-plane with the first slopes which match, and movable punch is on the first inclined-plane and
Radially slide under the promotion of the lateral thrust that two inclined-planes act on generation each other.
Preferably, ejecting mould and be provided with the 3rd inclined-plane, movable pellet is provided with and the 3rd slopes which match
The 4th inclined-plane, movable pellet acts on laterally pushing away of generation each other on the 3rd inclined-plane and the 4th inclined-plane
Radially expand under the promotion of power.
Preferably, lower mold assemblies includes that lower shoe, lower shoe are provided with four sliding trays, each
The top of sliding tray is equipped with connecting plate, and connecting plate is connected with movable punch；The lower section of lower shoe
It is provided with retractor device；Being provided with connecting rod in sliding tray, one end of connecting rod is connected with connecting plate,
Other end is stretched out sliding tray and is connected with retractor device；After completing the punch forming to workpiece,
Retractor device is used for driving movable punch to reset.
Preferably, upper die component includes upper plate, die block and is arranged on upper plate and recessed
The first backing plate between mould fixed plate；Die block is provided with sliding eye；Lifting Device is arranged
Above die block, the lower section ordering material device is provided with drive rod, and drive rod passes sliding eye
It is connected with decompressor.
Preferably, the second backing plate it is additionally provided with between die block and die.
Preferably, the upper surface of die is additionally provided with the limited block preventing movable pellet from skidding off.
The application provides the benefit that, the application by ejecting mould and the cooperation of movable pellet, Gu
Determine the hopper body of workpiece, further through drift and the cooperation of movable punch, completed hopper port
Processing, whole process is automatically obtained, and solves hopper port in prior art and is difficult to shaping
Problem.
Accompanying drawing explanation
Fig. 1 is the structural representation of machine-shaping rear hopper；
Fig. 2 is workpiece schematic diagram to be processed；
Fig. 3 is the sectional view of embodiment 1；
Fig. 4 is the phantom of embodiment 2；
Fig. 5 is a kind of view of movable punch in embodiment 2；
Fig. 6 be in embodiment 2 movable punch another in view；
Fig. 7 is the sectional view of lower mold assemblies in embodiment 3；
Fig. 8 is the upward view of lower mold assemblies in embodiment 3.
Detailed description of the invention
Combine accompanying drawing below by detailed description of the invention the present invention is described in further detail.
As it is shown in figure 1, be the hopper after machine-shaping.Fig. 2 is workpiece 100 to be processed,
Workpiece 100 now has smooth hopper body 101, and the processing that the present invention is to be done is exactly will
Workpiece 100 in Fig. 2 is processed in Fig. 1 the hopper with hopper port 102.
Embodiment 1:
The mouth stretching die of a kind of hopper, as it is shown on figure 3, it includes upper die component 20 and lower mold
Assembly 30, lower mold assemblies 30 is for fixing workpiece 100 to be processed.Upper die component 20 includes
Upper plate 22, die block 21 and be arranged between upper plate 22 and die block 21
The first backing plate 23.Being provided with sliding eye 211 on die block 21, sliding eye 211 passes through
Wear die block 21.Being fixedly arranged above Lifting Device 41 at die block 21, liftout fills
Putting 41 connections has drive rod 44, drive rod 44 to reach the lower section of Lifting Device 41, and wear
Cross sliding eye 211 to be connected with the decompressor below die block 21.
The lower section of die block 21 is further fixed on the second backing plate 24, the second backing plate 24 times
Side is fixed with die 51, is provided with die cavity 52 in die 51, and this die cavity 52 runs through whole die
51.Decompressor is arranged in die cavity 52, is additionally provided with work between decompressor and die 51
Dynamic pellet 53 and punch assemblies, punch assemblies is positioned at the lower section of movable pellet 53.Die 51
Upper surface be additionally provided with the limited block 531 preventing movable pellet 53 from skidding off.
Punch assemblies includes four pieces of movable punches that can radially slide 54, movable punch 54 He
Die cavity 52 inwall is provided with the shape matched with hopper port 102, it should be noted that herein
Be radially for decompressor pressing direction, specifically with table on lower mold assemblies 30
The direction that face flushes, the lower end of die cavity 52 inwall is provided with the shape matched with hopper port 102,
So that with movable punch 54 coordinates.
Decompressor include drift 43 and be positioned at drift 43 rear eject mould 42.In work
Time, Lifting Device 41 drives drive rod 44 to forward extend out, and drives and ejects mould 42 and drift 43
Eject forward.Eject mould 42 driving activity pellet 53 and die 51 clamps the material of workpiece 100
Bucket body 101, thus hopper body 101 is fixed, drift 43 continues forward, and drift 43 drives
Movable punch 54 radially slides, and movable punch 54 and die cavity 52 inwall are fitted to each other,
Die cavity 52 inwall is close to by extruding workpiece 100 to workpiece 100, thus processed by hopper port 102
Molding.
Embodiment 2:
As the improvement of embodiment 1, as shown in Figure 4, in the present embodiment, before drift 43
End is provided with four inclined plane parts, and each inclined plane part is respectively provided with the first inclined-plane 431.Movable punch 54
Be provided with the second inclined-plane 432 matched with the first inclined-plane 431, drift 43 under press time, live
Dynamic punch 54 acts on the lateral thrust of generation each other on the first inclined-plane 431 and the second inclined-plane 432
Promotion under radially slide.It addition, eject mould 42 to be provided with the 3rd inclined-plane 421, slide core
Block 53 is provided with the 4th inclined-plane 422 matched with the 3rd inclined-plane 421.Eject mould when pressing for 42 times,
Movable pellet 53 acts on laterally pushing away of generation each other on the 3rd inclined-plane 421 and the 4th inclined-plane 422
Radially expand under the promotion of power, thus grip hopper body 101 with die 51.
As it is shown in figure 5, four pieces of movable punches 54 are in initial position, workpiece 100 is that is sheathed
Outside four pieces of movable punches 54.During 43 times pressures of drift, movable punch 54 is gradually
Slide in and out.Fig. 6 shows four pieces of movable punch 54 locations after Workpiece shaping, this
Time, complete the processing of the hopper port 102 to workpiece 100.
Embodiment 3:
As the improvement of above-described embodiment, as shown in Figure 7 and Figure 8, lower mold assemblies 30 includes
Lower shoe 31, lower shoe 31 is provided with four sliding trays 311, each sliding tray 311 upper
Side is equipped with connecting plate 32, and connecting plate 32 is fixing with movable punch 54 to be connected.At lower shoe
The lower section of 31 is provided with the 3rd backing plate 35 and retractor device 33, and retractor device 33 can radially be stretched
Contracting.Connecting rod 34, one end of connecting rod 34 and connecting plate 32 phase it is provided with in sliding tray 311
Even, other end is stretched out sliding tray 311 and is connected with retractor device 33.Complete workpiece 100
Punch forming after, retractor device 33 forward extends out, drive movable punch 54 return to initial bit
Put, complete to reset.
Above content is to combine specific embodiment further description made for the present invention, no
Can assert the present invention be embodied as be confined to these explanations.Technology belonging to the present invention is led
For the those of ordinary skill in territory, without departing from the inventive concept of the premise, it is also possible to make
Some simple deduction or replace.
Claims (7)
1. a mouth stretching die for hopper, including upper die component (20) and lower mold assemblies (30), under
Membrane module (20) is for fixing workpiece (100) to be processed, it is characterised in that:
Also include Lifting Device (41) and the decompressor being fixed on upper die component (20),
Lifting Device (41) is used for driving decompressor action；The lower section of upper die component (20) also sets
There is die (51), in die (51), be provided with die cavity (52)；Decompressor is arranged on die cavity (52)
In, it is provided with movable pellet (53) and punch assemblies between decompressor and die (51), convex
Membrane module is positioned at the lower section of movable pellet (53)；Punch assemblies includes that four pieces can radially be slided
Movable punch (54), movable punch (54) and die cavity (52) inwall are provided with and hopper port
(102) shape matched；Decompressor includes drift (43) and is positioned at drift (43)
Rear eject mould (42)；Lifting Device (41) drives decompressor to eject forward, ejects
Mould (42) driving activity pellet (53) and the hopper of die (51) clamping workpiece (100)
Body (101), drift (43) drives movable punch (54) radially to slide, extrudes work
Part (100) is close to die cavity (52) inwall to workpiece (100).
Mouth stretching die the most according to claim 1, it is characterised in that: before drift (43)
End is provided with four inclined plane parts, and inclined plane part is provided with the first inclined-plane (431)；Movable punch (54) sets
Having the second inclined-plane (432) matched with the first inclined-plane (431), movable punch (54) exists
First inclined-plane (431) and the second inclined-plane (432) act on the promotion of the lateral thrust of generation each other
Under radially slide.
Mouth stretching die the most according to claim 1, it is characterised in that: eject mould (42) and set
The 3rd inclined-plane (421), movable pellet (53) is had to be provided with and match with the 3rd inclined-plane (421)
The 4th inclined-plane (422), movable pellet (53) is on the 3rd inclined-plane (421) and the 4th inclined-plane
(422) radially expand under the promotion of the lateral thrust acting on generation each other.
4. according to the mouth stretching die described in claim 1-3 any one, it is characterised in that: lower mold
Assembly (30) includes that lower shoe (31), lower shoe (31) are provided with four sliding trays (311),
The top of each sliding tray (311) is equipped with connecting plate (32), and connecting plate (32) is with movable
Punch (54) is connected；The lower section of lower shoe (31) is provided with retractor device (33)；Sliding tray
(311) connecting rod (34), one end of connecting rod (34) and connecting plate (32) phase it are provided with in
Even, other end is stretched out sliding tray (311) and is connected with retractor device (33)；Complete
After punch forming to workpiece (100), retractor device (33) is used for driving movable punch (54)
Reset.
5. according to the mouth stretching die described in claim 1-3 any one, it is characterised in that: upper mold
Assembly (20) includes upper plate (22), die block (21) and is arranged on upper plate (22)
And the first backing plate (23) between die block (21)；Die block sets on (21)
There is sliding eye (211)；Lifting Device (41) is arranged on die block (21) top, top
The lower section of material device (41) is provided with drive rod (44), and drive rod (44) passes sliding eye (211)
It is connected with decompressor.
Mouth stretching die the most according to claim 5, it is characterised in that: die block (21)
And between die (51), it is additionally provided with the second backing plate (24).
7. according to the mouth stretching die described in claim 1-3 any one, it is characterised in that: die
(51) upper surface is additionally provided with the limited block (531) preventing movable pellet (53) from skidding off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610488943.2A CN106001273B (en) | 2016-06-24 | 2016-06-24 | A kind of mouth stretching die of hopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610488943.2A CN106001273B (en) | 2016-06-24 | 2016-06-24 | A kind of mouth stretching die of hopper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106001273A true CN106001273A (en) | 2016-10-12 |
| CN106001273B CN106001273B (en) | 2019-10-29 |
Family
ID=57085344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610488943.2A Active CN106001273B (en) | 2016-06-24 | 2016-06-24 | A kind of mouth stretching die of hopper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106001273B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900241A (en) * | 2017-12-25 | 2018-04-13 | 广东富华机械装备制造有限公司 | The local bulging device of pipe fitting |
| CN112605273A (en) * | 2020-12-23 | 2021-04-06 | 成都宏明双新科技股份有限公司 | Leveling die for end face of part with taper in high-precision die |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4416142A (en) * | 1981-08-31 | 1983-11-22 | Olin Corporation | Apparatus for simultaneously forming a cap member with internal threads |
| CN102825163A (en) * | 2012-09-21 | 2012-12-19 | 郑州金泰制罐有限公司 | Edge rolling and expansion reinforcing all-in-one machine for all-opening square barrel |
| CN202984508U (en) * | 2012-10-26 | 2013-06-12 | 广东韩江轻工机械有限公司 | Square cone expanding and pressing-rib forming device of metal can body |
| CN203862835U (en) * | 2014-05-09 | 2014-10-08 | 贵州航天精工制造有限公司 | Rigid split type convex die bulging tool |
| CN204770222U (en) * | 2015-07-15 | 2015-11-18 | 东莞合志五金塑胶有限公司 | Down -pressure type shape mould device that rises |
| CN205702140U (en) * | 2016-06-24 | 2016-11-23 | 佛山市精轨机械设备制造有限公司 | A kind of mouth stretching die of hopper |
-
2016
- 2016-06-24 CN CN201610488943.2A patent/CN106001273B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4416142A (en) * | 1981-08-31 | 1983-11-22 | Olin Corporation | Apparatus for simultaneously forming a cap member with internal threads |
| CN102825163A (en) * | 2012-09-21 | 2012-12-19 | 郑州金泰制罐有限公司 | Edge rolling and expansion reinforcing all-in-one machine for all-opening square barrel |
| CN202984508U (en) * | 2012-10-26 | 2013-06-12 | 广东韩江轻工机械有限公司 | Square cone expanding and pressing-rib forming device of metal can body |
| CN203862835U (en) * | 2014-05-09 | 2014-10-08 | 贵州航天精工制造有限公司 | Rigid split type convex die bulging tool |
| CN204770222U (en) * | 2015-07-15 | 2015-11-18 | 东莞合志五金塑胶有限公司 | Down -pressure type shape mould device that rises |
| CN205702140U (en) * | 2016-06-24 | 2016-11-23 | 佛山市精轨机械设备制造有限公司 | A kind of mouth stretching die of hopper |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900241A (en) * | 2017-12-25 | 2018-04-13 | 广东富华机械装备制造有限公司 | The local bulging device of pipe fitting |
| CN112605273A (en) * | 2020-12-23 | 2021-04-06 | 成都宏明双新科技股份有限公司 | Leveling die for end face of part with taper in high-precision die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106001273B (en) | 2019-10-29 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200604 Address after: 321035 workshop 3, north of 1155 Zhenghan South Street, Xiaoshun Town, Jindong District, Jinhua City, Zhejiang Province (independent declaration) Patentee after: Zhejiang Saili Precision Technology Co.,Ltd. Address before: One of the first floor of 528306 Guangdong city of Foshan province Shunde Ronggui District Road No. 5 Yip wa neighborhood Patentee before: FOSHAN JINGGUI MACHINERY EQUIPMENT MANUFACTURING Co.,Ltd. |
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| TR01 | Transfer of patent right |