CN207288508U - Workpiece punch forming device - Google Patents

Workpiece punch forming device Download PDF

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Publication number
CN207288508U
CN207288508U CN201720242071.1U CN201720242071U CN207288508U CN 207288508 U CN207288508 U CN 207288508U CN 201720242071 U CN201720242071 U CN 201720242071U CN 207288508 U CN207288508 U CN 207288508U
Authority
CN
China
Prior art keywords
module
punch forming
workpiece
die cavity
rectangular
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.)
Expired - Fee Related
Application number
CN201720242071.1U
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Chinese (zh)
Inventor
仇伟伟
熊智平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leo Group Zhejiang Pump Co Ltd
Original Assignee
Leo Group Zhejiang Pump Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Leo Group Zhejiang Pump Co Ltd filed Critical Leo Group Zhejiang Pump Co Ltd
Priority to CN201720242071.1U priority Critical patent/CN207288508U/en
Application granted granted Critical
Publication of CN207288508U publication Critical patent/CN207288508U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of workpiece punch forming device, belongs to field of mechanical technique.It solves the problems, such as that existing punch-forming mold use cost is high, the range of work is small.This workpiece punch forming device, including die holder, it is downwardly concaved to form die cavity in the middle part of die holder, the cross section of die cavity is rectangular, it is located the lower module that the shaping position of several and workpiece is oppositely arranged in die cavity, one of lower module is equipped with demolding structure, and the top of lower module is equipped with some corresponds the upper modules set with lower module, stent is fixed with die holder, stent, which is equipped with, to be used to drive the driving structure that upper module works independently.The utility model have the advantages that applicable cost it is low, can be flexible and changeable.

Description

Workpiece punch forming device
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of workpiece punch forming device.
Background technology
Stamping die generallys include upper mold seat and punch-pin as typical molding die, and upper mold seat is slidably arranged on guide post, Die holder is provided with below upper mold seat, the top of die holder sets cavity plate, and driving mechanism is connected with upper mold seat, and driving mechanism is driven Dynamic upper mold seat is moved back and forth up and down positioned at guide post so that punch-pin is combined with cavity plate, and then implements the blanking punched operation to plate. For example, Chinese patent discloses a kind of punch forming device [application publication number CN106042419A], punch forming device tool Standby a pair of mould, and the punch forming stamped from sheetstock after heating is shaped to by regulation shape by a pair of of mould, in a pair of of mould At least one party be equipped with movable core, movable core is configured compared with the edge of cavity in inner side, acted on setting with On pressure in the case of, can be moved up in the increased side of capacity of cavity.
But above-mentioned punch forming device has the following problems:1st, the molding machine need coordinate punching machine use, using into This height, does not apply to then for small lot production;2nd, the cavity of mould is arranged to identical with the shape of product, and a pair of of mould can only add Work is molded a kind of product of model, and the range of work is small, needs to redesign mould when shape of product changes, and manufacture is of high cost, Small lot production is not suitable for equally.
The content of the invention
The purpose of this utility model is that there are the above problem for existing technology, it is proposed that a kind of applicable cost is low, can Flexible and changeable workpiece punch forming device.
The purpose of this utility model can be realized by following technical proposal:
This workpiece punch forming device, including die holder, are downwardly concaved to form die cavity in the middle part of the die holder, the mould The cross section of chamber is rectangular, it is characterised in that the shaping position that several are located in the die cavity with workpiece is oppositely arranged Lower module, one of lower module is equipped with demolding structure, and the top of the lower module is equipped with some a pair of with lower module one The upper module that should be set, stent is fixed with the die holder, and the stent, which is equipped with, to be used to drive the independent work of upper module The driving structure of work.
In above-mentioned workpiece punch forming device, the lower module is 1-6.
In above-mentioned workpiece punch forming device, the lower module is 1.When lower module only has one, the demoulding Structure setting is on the lower module, and wherein the height of lower module can be selected according to the shaping position of workpiece, and upper module is 1 at this time It is a.
In above-mentioned workpiece punch forming device, the lower module is 2:The rectangular lower module one in cross section with The rectangular lower module two in cross section, the height of the lower module one and lower module two differ, lower module one and lower module two Width is equal to the length that the sum of the width of die cavity, the length of the lower module one and lower module two is equal to die cavity.
In above-mentioned workpiece punch forming device, the lower module is 4:The rectangular lower module one in cross section, The rectangular lower module four of the rectangular lower module three in the rectangular lower module two in cross section, cross section and cross section, under described Module one, lower module two, lower module three and the height of lower module four differ, lower module one, lower module two, lower module three and lower die The width of block four is equal and width equal to die cavity, lower module one, lower module two, the sum of the length of lower module three and lower module four Equal to the length of die cavity.
Wherein mutually recline setting and its length of lower module one, lower module two, lower module three and lower module four is and work The corresponding setting in shaping position of part, a position of each lower module shaping workpiece, lower module one, lower module two, lower module Three can be equal with the length of lower module four, can not also be equal.Upper module is 4 herein.
In above-mentioned workpiece punch forming device, the driving structure includes the liquid that several inversions are arranged on stent Cylinder pressure, the quantity of the hydraulic cylinder is equal with the quantity of upper module, and each upper module is fixed on the work of corresponding hydraulic cylinder On stopper rod.
Punching machine is replaced by hydraulic cylinder, cost can be substantially reduced, cylinder can also be selected to replace hydraulic cylinder certainly.Work as lower die When block is four, upper module is four, then hydraulic cylinder is also four:Hydraulic cylinder one, hydraulic cylinder two, hydraulic cylinder three and hydraulic cylinder Four, the first upper module is fixed on the piston rod of hydraulic cylinder one, and the second upper module is fixed on the piston rod of hydraulic cylinder two, and the 3rd Upper module is fixed on the piston rod of hydraulic cylinder three, and the 4th upper module is fixed on the piston rod of hydraulic cylinder four.
In above-mentioned workpiece punch forming device, the demolding structure includes being located therein in a lower module vertically Pilot hole, the mandril that is arranged in pilot hole and the spring for being resisted against mandril lower end, it is described under the elastic force effect of the spring The upper surface of lower module is stretched out in the upper end of mandril, and the length of the mandril is less than the depth of pilot hole.
In above-mentioned workpiece punch forming device, the top of the pilot hole is equipped with limiting block edge, on the mandril With with the limiting block along the limited step that is equipped with, limited step be resisted against limiting block along it is upper when guide rod upper end stretch out The upper surface of lower module.
In above-mentioned workpiece punch forming device, the lower end of the mandril has the receiving hole extended straight up, on The upper end for stating spring is stretched in the receiving hole, and the lower end of the spring is resisted against the bottom of die cavity.
In above-mentioned workpiece punch forming device, the die holder is equipped with workpiece locating slot.
During processing, plate workpiece is put into locating slot, the upper module being provided thereon by one of Driven by Hydraulic Cylinder Push, workpiece is pressed onto on corresponding lower module, play positioning action, other Driven by Hydraulic Cylinder are provided thereon after compression Upper module pushes, by workpiece punch forming.After shaping, all upper modules are upward under the drive of corresponding hydraulic cylinder Movement, spring reset, promotes mandril to move upwards, molding workpiece is made, and realizes the demoulding.
Compared with prior art, this workpiece punch forming device has the following advantages:
Due to setting die cavity, some lower modules corresponding with the shaping position of workpiece, each lower module are set in die cavity Mutually extruding sticks together, and the height of each lower module differs, convenient that lower module is replaced, applied widely; Worked by hydraulic cylinder instead of punching machine, small lot is effectively saved manufacture cost when producing.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of preferred embodiment provided by the utility model.
Fig. 2 is a kind of sectional view of preferred embodiment provided by the utility model.
Fig. 3 is the sectional view of the lower module provided by the utility model with demolding structure.
In figure, 1, die holder;2nd, upper module;3rd, stent;4th, lower module one;5th, lower module two;6th, lower module three;7th, lower die Block four;8th, hydraulic cylinder;9th, pilot hole;10th, mandril;11st, spring;12nd, limiting block edge;13rd, limited step;14th, receiving hole;15、 Locating slot.
Embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these embodiments.
Embodiment one
Workpiece punch forming device as shown in Figure 1, including die holder 1, the middle part of die holder 1 are downwardly concaved to form mould Chamber, the cross section of die cavity is rectangular, and the lower module that the shaping position of several and workpiece is oppositely arranged is located in die cavity, wherein One lower module is equipped with demolding structure, and the top of lower module is equipped with some upper modules 2 that setting is corresponded with lower module, under Stent 3 is fixed with die holder 1, stent 3, which is equipped with, to be used to drive the driving structure that upper module 2 works independently.
Lower module can be set for 1-6 according to the actual requirements.
In the present embodiment, as shown in Fig. 2, lower module is 4:The rectangular lower module 1 in cross section, cross section are rectangular Lower module 25, the rectangular lower module 47 of the rectangular lower module 36 in cross section and cross section, lower module 1, lower module 25, lower module 36 and the height of lower module 47 differ, lower module 1, lower module 25, lower module 36 and lower module 47 Width is equal and width equal to die cavity, lower module 1, lower module 25, the sum of the length of lower module 36 and lower module 47 Equal to the length of die cavity.
Wherein lower module 1, lower module 25, lower module 36 with lower module 47 mutually recline setting and its length be Setting corresponding with the shaping position of workpiece, a position of each lower module shaping workpiece, lower module 1, lower module 25, Lower module 36 can be equal with the length of lower module 47, can not also be equal.Upper module 2 is 4 herein.
As depicted in figs. 1 and 2, driving structure includes the hydraulic cylinder 8 that several inversions are arranged on stent 3, the number of hydraulic cylinder 8 Amount is equal with the quantity of upper module 2, and each upper module 2 is fixed on the piston rod of corresponding hydraulic cylinder 8.Pass through hydraulic cylinder 8 replace punching machine, can substantially reduce cost, and cylinder can also be selected to replace hydraulic cylinder 8 certainly.When lower module is four, upper mold Block 2 is four, then hydraulic cylinder 8 is also four:Hydraulic cylinder 8 one, hydraulic cylinder 8 two, hydraulic cylinder 8 three and hydraulic cylinder 8 four, on first Module 2 is fixed on the piston rod of hydraulic cylinder 8 one, and the second upper module 2 is fixed on the piston rod of hydraulic cylinder 8 two, on the 3rd Module 2 is fixed on the piston rod of hydraulic cylinder 8 three, and the 4th upper module 2 is fixed on the piston rod of hydraulic cylinder 8 four.
As shown in figure 3, demolding structure include be located therein vertically in a lower module pilot hole 9, be arranged in pilot hole 9 Interior mandril 10 and the spring 11 for being resisted against 10 lower end of mandril, the upper end of the mandril 10 is stretched under the elastic force effect of the spring 11 Go out the upper surface of lower module, the length of mandril 10 is less than the depth of pilot hole 9.
As shown in figure 3, the top of pilot hole 9 is equipped with limiting block along 12, has on mandril 10 and coordinate with the limiting block along 12 The limited step 13 of setting, the upper table of lower module is stretched out in the upper end of guide rod when limited step 13 is resisted against limiting block along 12 Face.
As shown in figure 3, the lower end of mandril 10 has the receiving hole 14 extended straight up, the upper end of spring 11 stretches to this In receiving hole 14, the lower end of spring 11 is resisted against the bottom of die cavity.
As depicted in figs. 1 and 2, die holder 1 is equipped with workpiece locating slot 15.
During processing, plate workpiece is put into locating slot 15, is provided thereon by the driving of one of hydraulic cylinder 8 upper Module 2 pushes, and workpiece is pressed onto on corresponding lower module, plays positioning action, after compression the driving of other hydraulic cylinders 8 be arranged on Upper module 2 thereon pushes, by workpiece punch forming.After shaping, all upper modules 2 are in corresponding hydraulic cylinder 8 Drive lower movement, spring 11 upwards to reset, promote mandril 10 to move upwards, molding workpiece is made, realize the demoulding.
Embodiment two
The structural principle of the present embodiment is essentially identical with the structural principle of embodiment one, and different places is, lower module For 1, when lower module only has one, demolding structure is arranged on the lower module, and wherein the height of lower module can be according to workpiece Shaping position selection, at this time upper module 2 be 1.
Embodiment three
The structural principle of the present embodiment is essentially identical with the structural principle of embodiment one, and different places is, lower module For 2:The rectangular lower module 1 in cross section and the rectangular lower module 25 in cross section, lower module 1 and lower module 25 Height differs, and the width of lower module 1 and lower module 25 is equal to the width of die cavity, the length of lower module 1 and lower module 25 The sum of be equal to die cavity length.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (10)

1. a kind of workpiece punch forming device, including die holder (1), it is downwardly concaved to form die cavity in the middle part of the die holder (1), The cross section of the die cavity is rectangular, it is characterised in that several shaping position phases with workpiece are located in the die cavity To the lower module of setting, one of lower module is equipped with demolding structure, and the top of the lower module is equipped with some and lower module The upper module (2) set is corresponded, stent (3) is fixed with the die holder (1), the stent (3), which is equipped with, to be used In the driving structure that driving upper module (2) works independently.
2. workpiece punch forming device according to claim 1, it is characterised in that the lower module is 1-6.
3. workpiece punch forming device according to claim 2, it is characterised in that the lower module is 1.
4. workpiece punch forming device according to claim 2, it is characterised in that the lower module is 2:Cross section Rectangular lower module one (4) and the rectangular lower module two (5) in cross section, the lower module one (4) and lower module two (5) Height differs, and the width of lower module one (4) and lower module two (5) is equal to the width of die cavity, the lower module one (4) and lower module The sum of length of two (5) is equal to the length of die cavity.
5. workpiece punch forming device according to claim 2, it is characterised in that the lower module is 4:Cross section The rectangular lower module three (6) in the rectangular lower module two (5) in rectangular lower module one (4), cross section, cross section and transversal The rectangular lower module four (7) in face, the lower module one (4), lower module two (5), lower module three (6) and lower module four (7) Height differs, and lower module one (4), lower module two (5), lower module three (6) are equal with the width of lower module four (7) and are equal to die cavity Width, lower module one (4), lower module two (5), the sum of the length of lower module three (6) and lower module four (7) are equal to the length of die cavity Degree.
6. according to the workpiece punch forming device described in claim 3 or 4 or 5, it is characterised in that the driving structure includes Several are inverted the hydraulic cylinder (8) being arranged on stent (3), and the quantity of the hydraulic cylinder (8) is equal with the quantity of upper module (2), Each upper module (2) is fixed on the piston rod of corresponding hydraulic cylinder (8).
7. according to the workpiece punch forming device described in claim 3 or 4 or 5, it is characterised in that the demolding structure includes The vertical pilot hole (9) being located therein in a lower module, the mandril (10) being arranged in pilot hole (9) and it is resisted against mandril (10) spring (11) of lower end, the upper table of lower module is stretched out in the upper end of the mandril (10) under the elastic force effect of the spring (11) Face, the length of the mandril (10) are less than the depth of pilot hole (9).
8. workpiece punch forming device according to claim 7, it is characterised in that the top of the pilot hole (9) is equipped with Limiting block has the limited step (13) being equipped with the limiting block along (12) along (12), on the mandril (10), spacing The upper surface of lower module is stretched out in the upper end of guide rod when step (13) is resisted against limiting block along (12).
9. workpiece punch forming device according to claim 8, it is characterised in that the lower end of the mandril (10) has perpendicular The receiving hole (14) directly upwardly extended, the upper end of above-mentioned spring (11) are stretched in the receiving hole (14), the spring (11) Lower end is resisted against the bottom of die cavity.
10. workpiece punch forming device according to claim 1, it is characterised in that the die holder (1) is equipped with work Part locating slot (15).
CN201720242071.1U 2017-03-14 2017-03-14 Workpiece punch forming device Expired - Fee Related CN207288508U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720242071.1U CN207288508U (en) 2017-03-14 2017-03-14 Workpiece punch forming device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720242071.1U CN207288508U (en) 2017-03-14 2017-03-14 Workpiece punch forming device

Publications (1)

Publication Number Publication Date
CN207288508U true CN207288508U (en) 2018-05-01

Family

ID=62270707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720242071.1U Expired - Fee Related CN207288508U (en) 2017-03-14 2017-03-14 Workpiece punch forming device

Country Status (1)

Country Link
CN (1) CN207288508U (en)

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180501

Termination date: 20200314