CN106493234B - A kind of eccentric pipe mold for forming - Google Patents
A kind of eccentric pipe mold for forming Download PDFInfo
- Publication number
- CN106493234B CN106493234B CN201611196645.2A CN201611196645A CN106493234B CN 106493234 B CN106493234 B CN 106493234B CN 201611196645 A CN201611196645 A CN 201611196645A CN 106493234 B CN106493234 B CN 106493234B
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- fixture block
- block
- workpiece
- forming
- pedestal
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of eccentric pipe mold for forming, particularly, including clamping pedestal；Top on the clamping pedestal is equipped with power part, which is equipped with the movement portion that can be lifted with respect to clamping pedestal；Workpiece upper fixture block is connected in the movement portion, upper fastening groove is formed in the workpiece upper fixture block；Along the downlink path of workpiece upper fixture block, clamping pedestal is equipped with the workpiece lower fixture block positioned at workpiece upper fixture block downstream, is formed with and the matched lower fastening groove of upper fastening groove in the workpiece lower fixture block；Be additionally provided in the workpiece lower fixture block can the locating piece that moves back and forth of opposite piece lower fixture block, the mobile axis of the locating piece are perpendicular to the mobile axis in movement portion；The locating piece is equipped with the bolt block of the mobile axis perpendicular to locating piece；Further include forming pedestal；The forming pedestal is located at the both sides of clamping pedestal with bolt block respectively, and forming pedestal is equipped with several and is used to carry out workpiece end eccentric molding mold block.The present invention have many advantages, such as simple in structure, easy-to-use, good forming effect, can processing length less than 70mm pipeline fitting.
Description
Technical field
The present invention relates to auto-parts production field, more particularly, to a kind of eccentric pipe mold for forming.
Background technology
Pipe end shaping refers to carry out such as flaring, necking to the end of pipeline fitting using forming machine, plays anchor point, positioning
The processing and formings such as ring, bell mouth expanding.At present, conventional forming method is as follows：On forming machine first needs are clamped with die of clamping dies
The pipe end of processing recycles flaring and necking mould to be flared to pipe end, necking, play the shapings such as anchor point, locating ring, bell mouth expanding
Processing.However, since existing die of clamping dies is only applicable to the shaping of linear pattern pipeline fitting pipe end mostly, die of clamping dies is only simple
Ground clamps pipeline fitting, and the length of pipeline fitting cannot be below 70mm, for offered on side through hole and lead to the hole site with
The related pipeline fitting of pipeline section shape, especially in automobile fitting industry, pipe end needs to carry out the pipeline fitting demand of eccentric special-shaped processing
Measure larger, existing forming machine is often difficult to meet requirement.
For this reason, it is necessary to studying a be directed on side wall offers the molding die that the pipeline fitting of through hole uses.
The content of the invention
It is an object of the invention to provide it is a kind of for offer on side wall through hole it is pipeline fitting design, can processing length
The molding die of pipeline fitting, good forming effect less than 70mm.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of eccentric pipe mold for forming, particularly, including clamping pedestal；Top on the clamping pedestal is equipped with power part
Part, the power part are equipped with the movement portion that can be lifted with respect to clamping pedestal；Workpiece upper fixture block is connected in the movement portion, the work
Upper fastening groove is formed in part upper fixture block；Along the downlink path of workpiece upper fixture block, clamping pedestal, which is equipped with, to be located under workpiece upper fixture block
The workpiece lower fixture block of trip is formed with and the matched lower fastening groove of upper fastening groove in the workpiece lower fixture block；It is also set in the workpiece lower fixture block
Have can the locating piece that moves back and forth of opposite piece lower fixture block, the mobile axis of the locating piece are perpendicular to the mobile axis in movement portion；
The locating piece is equipped with the bolt block of the mobile axis perpendicular to locating piece；Further include forming pedestal；The forming pedestal and bolt
Block is located at the both sides of clamping pedestal respectively, and forming pedestal is equipped with several and is used to carry out workpiece end on eccentric molding mold
Block.
The principle of the present invention is as follows：
This mold is to need to carry out designed by eccentric molding pipeline fitting for offering through hole and end on side wall.
Under initial state, workpiece upper fixture block is in opening state with workpiece lower fixture block, and workpiece to be processed can be placed on workpiece by user
In the lower fastening groove of lower fixture block.When preparing processing, according to technological requirement, the position of locating piece is adjusted, and bolt block insertion is opened up
In in the through hole of workpiece side wall, the circumferential direction of workpiece is fixed.And power part then drives workpiece upper fixture block to be moved toward workpiece lower fixture block,
Workpiece upper fixture block is made to be pressed together in workpiece lower fixture block, at this point, upper fastening groove is bonded to each other with lower fastening groove, forms the folder for clamping workpiece
Tieholen.In process, according to technological parameter, by external impetus component, such as drives such as oil cylinder, cylinder, linear guides
Forming pedestal can make mold block be pressed together on workpiece end to be processed, carry out eccentric processing and forming toward the movement of clamping pedestal.
By adjusting the position of locating piece, bolt block can coordinate with the arbitrary lateral through aperture of workpiece to be processed, and fixation is to be added
The position of work workpiece, so that this mold can pipeline fitting of the processing length less than 70mm.
It may extend away to prevent bolt block from coming off in process, on the locating piece and be formed with fixed block, on the fixed block
Equipped with fixed caulking groove；The bolt block is equipped with and the fixed matched fixed abaculus of caulking groove.By rotating bolt block, fixed abaculus
It can be embedded in fixed caulking groove, so that bolt block is fixed on locating piece.
To realize the eccentric shaping of pipeline fitting end, the quantity for the mold block being arranged on forming pedestal is at least five,
Each linear array arrangement of mold block, and each mold block is made of mold base and the forming blocks in embedded mold base；Each shaping
Eccentric through-hole is each formed in block, the cross sectional shape at the eccentric through-hole both ends is rounded；Along the longitudinal direction of eccentric through-hole, close to folder
The central axes of the circular hole of mold base one side and the central axes offset distance L of the circular hole of opposite side, L is in the range of 10~40mm；Edge
Away from clamping pedestal direction, offset distance L is in gradual increased trend.Each forming blocks are suppressed successively to be positioned in clamping pedestal
Pipeline fitting, you can the end of the pipeline fitting is made to be molded in eccentric tubulose.
The present invention have simple in structure, easy-to-use, good forming effect, can processing length it is excellent less than the pipeline fitting etc. of 70mm
Point.
Description of the drawings
Fig. 1 is the schematic diagram of eccentric pipe mold for forming in the embodiment of the present invention；
Fig. 2 is the partial enlarged view of A in Fig. 1；
Fig. 3 is the schematic diagram of workpiece upper fixture block in the embodiment of the present invention；
Fig. 4 is the schematic diagram of workpiece lower fixture block in the embodiment of the present invention；
Fig. 5 is the schematic diagram of the first forming blocks offset distance in the embodiment of the present invention；
Fig. 6 is the schematic diagram of the second forming blocks offset distance in the embodiment of the present invention；
Fig. 7 is the schematic diagram of the 3rd forming blocks offset distance in the embodiment of the present invention；
Fig. 8 is the schematic diagram of the 4th forming blocks offset distance in the embodiment of the present invention；
Fig. 9 is the schematic diagram of fifth forming block offset distance in the embodiment of the present invention.
Reference sign：1- clamping pedestals；2- forming pedestals；3- oil cylinders；4- rebounds；5- workpiece upper fixture blocks；On 6-
Clip slot；7- workpiece lower fixture blocks；8- lower fastening grooves；9- positions fixed block；10- slide slots；11- mounting holes；12- locating pieces；13- is inserted
Pin block；14- fixed blocks；15- fixes caulking groove；16- fixes abaculus；17- mold bases；The first forming blocks of 18-；19- second is molded
Block；The 3rd forming blocks of 20-；The 4th forming blocks of 21-；22- fifth forming blocks；23- eccentric through-holes.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
Eccentric pipe mold for forming as shown in Fig. 1~9, is made of clamping pedestal 1 and forming pedestal 2, wherein, it is molded base
Seat 2 is located at the side of clamping pedestal 1, and is connected with external actuating unit (not shown), which can drive
Reciprocal close/separate clamping pedestal 1 of forming pedestal 2, to carry out processing and forming to the workpiece being fixed in clamping pedestal 1.
In the present embodiment, the top of clamping pedestal 1 is equipped with the oil cylinder 3 as power part, and the piston rod of oil cylinder 3 is connected with
Rebound 4, the bottom plate of the rebound 4 are connected with workpiece upper fixture block 5.By the drive of oil cylinder 3, workpiece upper fixture block 5 can opposite folder
Mold base 1 is vertically moved up or down, and the lifting axis of workpiece upper fixture block 5 is perpendicular to the mobile axis of forming pedestal 2.Workpiece upper fixture block 5
Upper fastening groove 6 is inside formed with, the central axes of the upper fastening groove 6 are perpendicular to the lifting axis of workpiece upper fixture block 5.Along workpiece upper fixture block 5
Downlink path is fixed with the workpiece lower fixture block 7 positioned at 5 downstream of workpiece upper fixture block on clamping pedestal 1, shape in the workpiece lower fixture block 7
6 matched lower fastening groove 8 of Cheng Youyu upper fastening grooves.
In the present embodiment, the side of workpiece lower fixture block 7 is equipped with positioning fixed block 9, which is equipped with along work
The longitudinally disposed slide slot 10 of part lower fixture block 7 and several mounting holes 11 for being through to slide slot 10, the interior company of slip of slide slot 10
It is connected to the locating piece 12 that outer profile is in L fonts.Along the longitudinal direction of slide slot 10, locating piece 12 can the back and forth shifting of opposite piece lower fixture block 7
It is dynamic, and the mobile axis of locating piece 12 are perpendicular to the mobile axis of 3 piston rod of oil cylinder.Slide slot is inserted into 12 1 side end of locating piece
In 10, it can be fixed by screw and the cooperation of mounting hole 11；End side is interspersed with the bolt block 13 for being in the form of a column structure.It is inserted at this
The side of pin block 13, locating piece 12 have also extended to form fixed block 14, which is equipped with fixed caulking groove 15；The bolt block
13 are equipped with and the fixed matched fixed abaculus 16 of caulking groove 15.
In the present embodiment, forming pedestal 2 is located at the both sides of clamping pedestal 1 with bolt block 13 respectively, and is set on forming pedestal 2
Mold block there are five putting.Each linear array arrangement of mold block, and each mold block is by mold base 17 and embedded mold base 17
Forming blocks form.Forming blocks near clamping pedestal 1 is the first forming blocks 18, remaining forming blocks is according to putting in order successively
For the second forming blocks 19, the 3rd forming blocks 20, the 4th forming blocks 21 and fifth forming block 22.It is each formed in forming blocks eccentric logical
Hole 23, and the cross sectional shape at 23 both ends of eccentric through-hole is rounded.In the first forming blocks 18, along the vertical of eccentric through-hole 23
To close to the central axes of the circular hole of 1 one side of clamping pedestal and the central axes offset distance L of the circular hole of opposite side1=11.5mm；
In first forming blocks 18, along the longitudinal direction of eccentric through-hole 23, close to the central axes of circular hole of 1 one side of clamping pedestal and the circle of opposite side
The central axes offset distance L in hole2=23mm；In the first forming blocks 18, along the longitudinal direction of eccentric through-hole 23, close to clamping pedestal 1
The central axes of the circular hole of one side and the central axes offset distance L of the circular hole of opposite side3=27.5mm；In the first forming blocks 18,
Along the longitudinal direction of eccentric through-hole 23, close to the central axes of the circular hole of 1 one side of clamping pedestal and the axis line skew of the circular hole of opposite side
Distance L4=32mm；In the first forming blocks 18, along the longitudinal direction of eccentric through-hole 23, in the circular hole of 1 one side of clamping pedestal
The central axes offset distance L of the circular hole of axis and opposite side5=37mm.Along away from 1 direction of clamping pedestal, close clamping pedestal 1
The central axes offset distance of the central axes of the circular hole of one side and the circular hole of opposite side is in gradual increased trend.
Mold in the present embodiment is as follows using process：
Pipeline fitting to be processed is placed in the lower fastening groove 8 of workpiece lower fixture block 7 by user.Adjust the position of locating piece 12
Afterwards, the insertion of bolt block 13 is opened in the through hole of workpiece side wall by user, the circumferential direction of fixed workpiece.Then, oil cylinder 3 drives workpiece
Upper fixture block 5 is moved toward workpiece lower fixture block 7, and workpiece upper fixture block 5 is made to be pressed together in workpiece lower fixture block 7, at this point, upper fastening groove 6 and lower folder
Slot 8 is bonded to each other, and forms the holes for clamping for clamping workpiece.The central axes of the holes for clamping and close clamping base in the first forming blocks 18
The central axes of the circular hole of 1 one side of seat are conllinear.Then, forming pedestal 2 is under the drive of external actuating unit, toward clamping pedestal 1 one
Side is moved, and makes the end of the first forming blocks 18 press-in pipeline fitting, makes the end preliminary deformation of pipeline fitting.Then, the first forming blocks
18 under the drive of external actuating unit, exits the end of pipeline fitting, and is moved toward side, makes the second forming blocks 19 close to clamping
The central axes of the circular hole of 1 one side of pedestal are conllinear with the central axes of holes for clamping, then the repeatedly action process of the first forming blocks 18, make
Continue deformation in the end of pipeline fitting.As the 3rd forming blocks 20, the 4th forming blocks 21 and fifth forming block 22 repeat the first shaping
The action process of block 18, the end of pipeline fitting are pressed out the eccentric tubulose of technological requirement immediately.
Claims (4)
1. a kind of eccentric pipe mold for forming, it is characterised in that：Including clamping pedestal；Top on the clamping pedestal is equipped with dynamic
Power component, the power part are equipped with the movement portion that can be lifted with respect to clamping pedestal；It is connected in the movement portion on workpiece
Fixture block is formed with upper fastening groove in the workpiece upper fixture block；Along the downlink path of workpiece upper fixture block, clamping pedestal, which is equipped with, is located at work
The workpiece lower fixture block in part upper fixture block downstream is formed with and the matched lower fastening groove of upper fastening groove in the workpiece lower fixture block；The work
Be additionally provided in part lower fixture block can opposite piece lower fixture block move back and forth locating piece, the mobile axis of the locating piece are perpendicular to fortune
The mobile axis in dynamic portion；The locating piece is equipped with the bolt block of the mobile axis perpendicular to locating piece；Further include forming pedestal；
The forming pedestal is located at the both sides of clamping pedestal with bolt block respectively, and forming pedestal is equipped with several and is used for workpiece end
Carry out eccentric molding mold block.
2. eccentric pipe mold for forming according to claim 1, it is characterised in that：It has been extended to form on the locating piece solid
Determine block；The fixed block is equipped with fixed caulking groove；The bolt block is equipped with and the fixed matched fixed abaculus of caulking groove.
3. eccentric pipe mold for forming according to claim 1, it is characterised in that：The mold block being arranged on forming pedestal
Quantity be at least five, each linear array arrangement of mold block, and each mold block by mold base in embedded mold base
Forming blocks are formed；Eccentric through-hole is each formed in each forming blocks, the cross sectional shape at the eccentric through-hole both ends is rounded；Along partially
The longitudinal direction of heart through hole, close to the central axes of the circular hole of clamping pedestal one side and the central axes offset distance L, L of the circular hole of opposite side
In the range of 10~40mm；Along away from clamping pedestal direction, the offset distance L is in gradual increased trend.
4. eccentric pipe mold for forming according to claim 1, it is characterised in that：The side installation of the workpiece lower fixture block
There is positioning fixed block；The positioning fixed block is equipped with along the longitudinally disposed slide slot of workpiece lower fixture block and several is through to cunning
The mounting hole of row slot；The locating piece that outer profile is in L fonts is slidably connected in the slide slot；One side end of the locating piece
It is inserted into slide slot, the end of opposite side is interspersed with the bolt block for being in the form of a column structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611196645.2A CN106493234B (en) | 2016-12-22 | 2016-12-22 | A kind of eccentric pipe mold for forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611196645.2A CN106493234B (en) | 2016-12-22 | 2016-12-22 | A kind of eccentric pipe mold for forming |
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| Publication Number | Publication Date |
|---|---|
| CN106493234A CN106493234A (en) | 2017-03-15 |
| CN106493234B true CN106493234B (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611196645.2A Active CN106493234B (en) | 2016-12-22 | 2016-12-22 | A kind of eccentric pipe mold for forming |
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| CN (1) | CN106493234B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117415230A (en) * | 2023-11-22 | 2024-01-19 | 杭州鑫泽源医疗科技有限公司 | Processing die for end ball head of hard lens outer tube |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57187119A (en) * | 1981-05-15 | 1982-11-17 | Sato Koki:Kk | Method for eccentric contraction working of pipe |
| CN101590506A (en) * | 2009-06-11 | 2009-12-02 | 姜志明 | A kind of turntable type automatic tube expander |
| CN102784830A (en) * | 2011-05-20 | 2012-11-21 | 浙江顺信机械有限公司 | Hydraulic type full-automatic pipe end forming machine |
| CN202684591U (en) * | 2012-08-15 | 2013-01-23 | 山东中港机械有限公司 | Pneumatic jig of engine air inlet tube |
| JP2015229188A (en) * | 2014-06-06 | 2015-12-21 | カナエ工業株式会社 | Eccentric expansion pipe manufacturing method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206643214U (en) * | 2016-12-22 | 2017-11-17 | 佛山市景和汽配有限公司 | A kind of eccentric pipe mold for forming |
-
2016
- 2016-12-22 CN CN201611196645.2A patent/CN106493234B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57187119A (en) * | 1981-05-15 | 1982-11-17 | Sato Koki:Kk | Method for eccentric contraction working of pipe |
| CN101590506A (en) * | 2009-06-11 | 2009-12-02 | 姜志明 | A kind of turntable type automatic tube expander |
| CN102784830A (en) * | 2011-05-20 | 2012-11-21 | 浙江顺信机械有限公司 | Hydraulic type full-automatic pipe end forming machine |
| CN202684591U (en) * | 2012-08-15 | 2013-01-23 | 山东中港机械有限公司 | Pneumatic jig of engine air inlet tube |
| JP2015229188A (en) * | 2014-06-06 | 2015-12-21 | カナエ工業株式会社 | Eccentric expansion pipe manufacturing method |
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| Publication number | Publication date |
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| CN106493234A (en) | 2017-03-15 |
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Address after: 528234 One of No. 32 Taoyuan East Road, Songxia Industrial Park, Songgang, Shishan Town, Nanhai District, Foshan City, Guangdong Province (Residence application) Patentee after: Foshan City Jinghe Auto Parts Co.,Ltd. Address before: 528200 tuweigang (tuming) workshop 2, Zhaobei Industrial Zone, Zhaoda Pioneer Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee before: FOSHAN JINGHE AUTO FITTINGS CO.,LTD. |