CN202725696U - One-step forming titanium alloy plate bending mechanism - Google Patents

One-step forming titanium alloy plate bending mechanism Download PDF

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Publication number
CN202725696U
CN202725696U CN 201220366525 CN201220366525U CN202725696U CN 202725696 U CN202725696 U CN 202725696U CN 201220366525 CN201220366525 CN 201220366525 CN 201220366525 U CN201220366525 U CN 201220366525U CN 202725696 U CN202725696 U CN 202725696U
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CN
China
Prior art keywords
patrix
swing
die
titanium alloy
spring
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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.)
Expired - Fee Related
Application number
CN 201220366525
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Chinese (zh)
Inventor
苏春建
李全兰
苗双双
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Shandong University of Science and Technology
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Shandong University of Science and Technology
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Priority to CN 201220366525 priority Critical patent/CN202725696U/en
Application granted granted Critical
Publication of CN202725696U publication Critical patent/CN202725696U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a one-step forming titanium alloy plate bending mechanism, which comprises a spring sleeve consisting of an upper die part, a lower die part and a spring reset device, wherein the upper die part consists of an upper die seat, a punch retainer fixed on the upper die seat, and a swinging upper die; the swinging upper die is swung around a pin shaft under the effect of the lower die and the spring reset device, and the swinging shape of the swinging upper die is matched with the appearance of the lower die; and the lower die part consists of a lower die seat, a lower die fixed on the lower die seat, and a stop pin arranged on the lower die. The one-step forming titanium alloy plate bending mechanism has a simple structure and facilitates unloading, no special matched device is needed, the mechanism can be used by being directly arranged on an ordinary pressure machine, the production cost is greatly reduced, and the market competitiveness of products is improved.

Description

A kind of once-forming titanium alloy sheet bending mechanism
Technical field
The utility model relates to a kind of bending mechanism, relates in particular to the simple once-forming titanium alloy sheet of a kind of manufacturing procedure bending mechanism, and this mechanism adopts a procedure to finish the Bending Processing of sheet material, belongs to the mechanical stamping processing technique field.
Background technology
In the mechanical stamping manufacture field, the titanium alloy high comprehensive performance, it is moulding and impact flexibility is high, but the characteristics of titanium alloy high strength and high tenacity, so that the mechanical molding under the normal temperature is difficult, and precision is lower, has limited titanium alloy plate applying in punching press industry.Bending machining be the most frequently used also be to use maximum a kind of punch process operations, with regard to the pressing equipment of the symmetrical plate of existing processing, some former complex structure, finish processing and need multiple working procedure, and want multiple bearing in process, the machining accuracy of workpiece is difficult to protect levies, in addition, such process equipment also needs special supporting structure, so that the cost of investment of production equipment increases; Some equipment also can be shaped by a procedure, but after shaping, discharging inconvenience, complex operation, production efficiency is difficult to guarantee, has increased from another point of view the production cost of processing work.
The utility model content
The utility model provides a kind of once-forming titanium alloy sheet bending mechanism for the deficiency of titanium alloy current condition and the existence of existing process equipment.
For achieving the above object, the utility model adopts following technical scheme: a kind of once-forming titanium alloy sheet bending mechanism, comprise spring housing, and it is comprised of upper mold portion, lower mold portion and spring reverse motion; Upper mold portion by upper bolster, be fixed on the punch retainer on the upper bolster and swing patrix and consist of; Swing patrix and swing around bearing pin under the effect of counterdie and spring reverse motion, the shape of swing and the profile of counterdie are complementary; Lower mold portion by die shoe, be fixed on the counterdie on the die shoe and the pin stop that is installed on the counterdie consists of.
The lower surface of punch retainer is provided with and swings the groove of patrix upper end consistent size, swings in the groove that patrix is placed on punch retainer to be connected by screw on upper bolster.
Swinging patrix is two, and two swing patrixes and are fixed on the punch retainer, has on it to carry out the groove that helps out when blank is accurately located, has through hole on two sidewalls of patrix, and this hole connects by bearing pin and swings patrix.
Leave when mounted certain gap between two swing patrixes, the one end is designed to semicircle, is easy to realize swing patrix and swing around bearing pin under the effect of mold clamping force in process.
Spring housing is placed in the locating slot of upper bolster upper surface, and the bottom of spring housing internal layer is provided with projection, and described spring and locating shaft are placed in the spring housing, and on the projection of spring housing in spring housing, and spring withstands locating shaft.
Punch retainer is provided with slightly larger in diameter in the through hole of locating shaft diameter in the position corresponding with the locating slot on the upper bolster, and described locating shaft contacts with sheet material by this through hole, and punch retainer is fixed by screws on the upper bolster.
Be used for connecting the bearing pin that swings patrix and punch retainer, it adopts screw location, two ends in axial location.
By adopting the aforementioned techniques scheme, the beneficial effects of the utility model are: adopt two to swing patrix and spring reverse motion in this structure, reasonably solve the problem of the loaded down with trivial details and discharging difficulty of in the bending of machining titanium alloy plate operation, one procedure is finished the processing of titanium alloy sheet bending, avoided workpiece multiple bearing in process, thereby guaranteed accurately the precision of processing work, in addition, the use of spring reverse motion, can lead to the workpiece location and to punch quickly and easily, greatly improve production efficiency.The utility model is simple in structure, and discharging is convenient, need not special corollary equipment, this mechanism is directly installed on the ordinary press just can uses, and greatly reduces production cost, has improved the competitiveness of product in market.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is front view before the utility model processing.
Fig. 2 is matched moulds processing main-vision surface cutaway view of the present utility model.
Fig. 3 is front view after the utility model processing.
Among the figure: 1. die shank; 2. upper bolster; 3. punch retainer; 4. left bolt; 5. sheet material; 6. counterdie; 7. die shoe; 8. right bolt; 9. spring; 10. screw; 11. swing patrix; 12. bearing pin; 13. locating shaft 14. sheet material bendings; 15. pin stop.
The specific embodiment
As Figure 1-3, the utility model mainly is comprised of upper mold portion, lower mold portion and spring reverse motion, and described upper mold portion comprises upper bolster 2, is fixed on punch retainer 3 on the upper bolster 2, is mounted on swing patrix 11 on the punch retainer 3 by bearing pin 12 by screw 10.Left bolt 4 axial location are used respectively at the two ends of bearing pin 12, described two swing patrixes 11 swing around bearing pin 12 under the effect of counterdie 6 and spring reverse motion, the profile of the shape after the swing and counterdie 6 just cooperates, and two swing patrix 11 and leave when mounted certain gap, avoid two swing patrixes 11 when bearing pin 12 swings, mutually interfering, described lower mold portion comprises die shoe 7, be fixed on the counterdie 6 on the die shoe 7, be installed in the pin stop on the counterdie 6, described spring reverse motion comprises spring housing, be arranged on the spring 9 in the spring housing, locating shaft 13, the top of described locating shaft 13 contacts with spring 9, its bottom contacts with sheet material 5, when forcing press is descending, locating shaft 13 is pushed down sheet material and is made spring 9 compressions, swings patrix 11 and swings around bearing pin 12 under press and locating shaft 13 effects.The lower surface of punch retainer is provided with and swings the groove of patrix upper end consistent size, swings in the groove that patrix is placed on punch retainer to be connected by screw on upper bolster.Swinging patrix is two, and two swing patrixes and are fixed on the punch retainer, has on it to carry out the groove that helps out when blank is accurately located, has through hole on two sidewalls of patrix, and this hole connects by bearing pin and swings patrix.Leave when mounted certain gap between two swing patrixes, the one end is designed to semicircle, is easy to realize swing patrix and swing around bearing pin under the effect of mold clamping force in process.Spring housing is placed in the locating slot of upper bolster upper surface, and the bottom of spring housing internal layer is provided with projection, and described spring and locating shaft are placed in the spring housing, and on the projection of spring housing in spring housing, and spring withstands locating shaft.Punch retainer is provided with slightly larger in diameter in the through hole of locating shaft diameter in the position corresponding with the locating slot on the upper bolster, and described locating shaft contacts with sheet material by this through hole, and punch retainer is fixed by screws on the upper bolster.Be used for connecting the bearing pin that swings patrix and punch retainer, it adopts screw location, two ends in axial location.
The specific works process of the present embodiment is as follows:
Shown in Fig. 1~3, the present embodiment is before implementing processing, treat that sheet material (blank) 5 is placed on counterdie 6, this moment, sheet material 5 utilized the pin stop 15 of counterdie 6 accurately to locate, the present embodiment is implementing to add man-hour, upper bolster 2 drives swing patrix 11 and moves downward under the drive of forcing press, in the process that upper bolster 2 moves downward, force and swing patrix 11 around bearing pin 12 rotations, until sheet material 5 contacts fully with the surface of counterdie 6, two swings this moment patrix 11 and counterdie 6 complete matched moulds, locating shaft 13 also move upward under the effect that swings patrix 11 and force spring 9 compressions, thus the required sheet material bending 14 so that sheet material 5 is shaped under the effect of mold clamping force.
After sheet material bending 14 machines, upper bolster 2 begins to drive swing patrix 11 and moves upward under the effect of forcing press, this moment, spring 9 upper ends resetted, sheet material bending 14 is pushed down in the lower end, to reduce the resilience of workpiece in the spring reset process, swing the position of patrix 11 before bearing pin 12 is swung sideward moving extremely processing, thereby unload the processing that workpiece begins next workpiece, and so forth circulation, once finish the Bending Processing of thin plate with simple structure and minimum operation, improve quality and the precision of processing work, greatly reduced production cost, strengthened the competitiveness of product in market.
Above-mentioned embodiment is not to be to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example; the variation that those skilled in the art make in the technical solution of the utility model scope, remodeling, interpolation or replacement also all belong to protection domain of the present utility model.

Claims (7)

1. an once-forming titanium alloy sheet bending mechanism comprises spring housing, and it is characterized in that: it is comprised of upper mold portion, lower mold portion and spring reverse motion; Described upper mold portion by upper bolster, be fixed on the punch retainer on the upper bolster and swing patrix and consist of; Described swing patrix swings around bearing pin under the effect of counterdie and spring reverse motion, and the shape of swing and the profile of counterdie are complementary; Described lower mold portion by die shoe, be fixed on the counterdie on the die shoe and the pin stop that is installed on the counterdie consists of.
2. once-forming titanium alloy sheet bending mechanism according to claim 1, it is characterized in that: the lower surface of described punch retainer is provided with and swings the groove of patrix upper end consistent size, swings in the groove that patrix is placed on punch retainer to be connected by screw on upper bolster.
3. once-forming titanium alloy sheet bending mechanism according to claim 1, it is characterized in that: described swing patrix is two, two swing patrix and are fixed on the punch retainer, have on it and carry out the groove that helps out when blank is accurately located, have through hole on two sidewalls of patrix, this hole connects the swing patrix by bearing pin.
4. once-forming titanium alloy sheet bending mechanism according to claim 3, it is characterized in that: leave when mounted certain gap between described two swing patrixes, the one end is designed to semicircle, is easy to realize swing patrix and swing around bearing pin under the effect of mold clamping force in process.
5. once-forming titanium alloy sheet bending mechanism according to claim 1, it is characterized in that: described spring housing is placed in the locating slot of upper bolster upper surface, the bottom of spring housing internal layer is provided with projection, described spring and locating shaft are placed in the spring housing, on the projection of spring housing in spring housing, and spring withstands locating shaft.
6. once-forming titanium alloy sheet bending mechanism according to claim 1, it is characterized in that: described punch retainer is provided with slightly larger in diameter in the through hole of locating shaft diameter in the position corresponding with the locating slot on the upper bolster, described locating shaft contacts with sheet material by this through hole, and punch retainer is fixed by screws on the upper bolster.
7. once-forming titanium alloy sheet bending mechanism according to claim 1 is characterized in that: described for connecting the bearing pin that swings patrix and punch retainer, it adopts screw location, two ends in axial location.
CN 201220366525 2012-07-27 2012-07-27 One-step forming titanium alloy plate bending mechanism Expired - Fee Related CN202725696U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220366525 CN202725696U (en) 2012-07-27 2012-07-27 One-step forming titanium alloy plate bending mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220366525 CN202725696U (en) 2012-07-27 2012-07-27 One-step forming titanium alloy plate bending mechanism

Publications (1)

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CN202725696U true CN202725696U (en) 2013-02-13

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105666084A (en) * 2016-03-24 2016-06-15 中山新宝精密科技有限公司 Ball wrapping and clamping device of die
CN105750417A (en) * 2016-04-18 2016-07-13 旌德县皖星电子电器厂 Bending die
CN105880388A (en) * 2016-05-25 2016-08-24 安徽江淮专用汽车有限公司 Stainless steel overturning type bending die
CN108480486A (en) * 2018-06-21 2018-09-04 安徽江淮汽车集团股份有限公司 A kind of guide rail shape part both sides synchronization flanging molding die
CN108580603A (en) * 2017-12-26 2018-09-28 芜湖市恒浩机械制造有限公司 A kind of aluminium alloy plate decompressor
CN110586759A (en) * 2019-10-12 2019-12-20 哈尔滨工业大学 Micro-bending and micro-punching composite forming device and forming method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105666084A (en) * 2016-03-24 2016-06-15 中山新宝精密科技有限公司 Ball wrapping and clamping device of die
CN105666084B (en) * 2016-03-24 2018-05-11 广东新宝精密制造股份有限公司 The double team roller unit of mould
CN105750417A (en) * 2016-04-18 2016-07-13 旌德县皖星电子电器厂 Bending die
CN105880388A (en) * 2016-05-25 2016-08-24 安徽江淮专用汽车有限公司 Stainless steel overturning type bending die
CN108580603A (en) * 2017-12-26 2018-09-28 芜湖市恒浩机械制造有限公司 A kind of aluminium alloy plate decompressor
CN108480486A (en) * 2018-06-21 2018-09-04 安徽江淮汽车集团股份有限公司 A kind of guide rail shape part both sides synchronization flanging molding die
CN110586759A (en) * 2019-10-12 2019-12-20 哈尔滨工业大学 Micro-bending and micro-punching composite forming device and forming method

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130213

Termination date: 20130727

C17 Cessation of patent right