CN107457292A - A kind of thin plate accessory technique step shaped device and manufacture method and the die mould method using the shaped device - Google Patents

A kind of thin plate accessory technique step shaped device and manufacture method and the die mould method using the shaped device Download PDF

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Publication number
CN107457292A
CN107457292A CN201710848381.2A CN201710848381A CN107457292A CN 107457292 A CN107457292 A CN 107457292A CN 201710848381 A CN201710848381 A CN 201710848381A CN 107457292 A CN107457292 A CN 107457292A
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CN
China
Prior art keywords
die mould
module
die
pressing type
accessory
Prior art date
Application number
CN201710848381.2A
Other languages
Chinese (zh)
Inventor
刘星
吴代年
袁晓涛
曾荣
刘国柱
柴林
戴长林
邹侃
邝稳钢
邹剑锋
袁宁
易飞
苗夏
Original Assignee
中车长江车辆有限公司
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Application filed by 中车长江车辆有限公司 filed Critical 中车长江车辆有限公司
Priority to CN201710848381.2A priority Critical patent/CN107457292A/en
Publication of CN107457292A publication Critical patent/CN107457292A/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D13/00Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
    • B21D13/02Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by pressing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, 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
    • B21D43/003Positioning devices

Abstract

A kind of die mould method the present invention relates to thin plate accessory technique step shaped device and manufacture method and using the shaped device, including upper die mould module and down-pressing type module;The upper die mould module includes upper die mould module backing plate, the upper die mould block being arranged under die mould module backing plate and the hanger being arranged on die mould module backing plate;Down-pressing type module includes down-pressing type module backing plate, the down-pressing type block being arranged on down-pressing type module backing plate, some upper limit blocks be arrangeding in parallel being arranged on down-pressing type module backing plate and some lower limit blocks be arrangeding in parallel being arranged on down-pressing type module backing plate, and removable locating piece is additionally provided with the down-pressing type module.When the present invention carries out technique stepped for thin plate accessory of growing up using bender, it can avoid being molded because conventional pressure machine table top limits, bender provides power and die mould platform, using simple die one-shot forming, ensure die mould quality, improve efficiency, improve the work efficiency of bender.

Description

A kind of thin plate accessory technique step shaped device and manufacture method and use shaping dress The die mould method put

Technical field

A kind of die mould method the present invention relates to shaped device and using the shaped device, matches somebody with somebody more particularly, to a kind of thin plate Part technique step shaped device and manufacture method and the die mould method using the shaped device.

Background technology

The present invention is applied to railway freight-car or other manufacturing thin plate accessory technique step moulding process.Typical case of the invention Case is:Frozen products insulated container interior plate press seal provides pressure using bender after closing wave mode and platform makes simple die and completes work Skill stepped process.

The process of thin plate accessory technique stepped is usually:

1st, roller equipment is molded:Using roller technique, binding device is made, is fixed using roller die, interior plate movement Mode to interior plate process area rank carry out rolling shaping.

2nd, flanging shaping is carried out using mould:According to technique step compact dimensions, casted die mould is made, utilizes press device Carry out mould die mould.

3rd, bender bending:Using bender, bending is carried out from suitable upper and lower mould.

4th, manual sheet-metal formed is utilized:It is molded using artificial sheet metal process

However, prior art has the disadvantage that

1st, roller equipment is molded:Flanging, automaticity ratio are carried out by the way of roller die is fixed, interior plate moves It is higher, binding device and rolling platform need to be designed and produced, frock making expense is higher, and roller size need to be by technique step rolling Size is designed, made, and fabrication cycle length, belongs to particular manufacturing craft, bigger using limitation.

2nd, flanging shaping is carried out using mould:According to technique step compact dimensions, casted die mould, Mold Making expense are made It is higher, fabrication cycle length.Flanging length dimension must is fulfilled for forcing press workbench size range, grow up in this way thin plate accessory its Flanging size overlength, the mould of design can not be installed on press bench face, can not just be molded, mould is compared using limitation Greatly.

2nd, bender bending:Using bender bending, premise must have the upper and lower mould of suitable bending and bending platform to enter Row bending., thin plate accessory its appearance and size of growing up in this way is bigger, and technique stepped needs multiple tracks bending and multiple flange, needs Want a large amount of operative employees to cooperate with and complete this work, it is inconvenient for operation, quality is unstable, efficiency is low.

4th, it is molded using manual sheet metal process:Using being manually molded using manual sheet metal process, Forming Quality is unstable Fixed, processing efficiency is low.

The content of the invention

The above-mentioned technical problem of the present invention is mainly what is be addressed by following technical proposals:

A kind of thin plate accessory technique step shaped device, it is characterised in that including upper die mould module and down-pressing type module;Institute Stating die mould module includes upper die mould module backing plate, the upper die mould block being arranged under die mould module backing plate and is arranged on Hanger on die mould module backing plate;Down-pressing type module include down-pressing type module backing plate, be arranged on down-pressing type module backing plate under Die mould block, some upper limit blocks be arrangeding in parallel being arranged on down-pressing type module backing plate and it is arranged on down-pressing type module Some lower limit blocks be arrangeding in parallel on backing plate, removable locating piece is additionally provided with the down-pressing type module.

Because accessory is thin plate, the pressure for being molded needs is not very big, provides pressure using bender, borrows bender Upper and lower mould and workbench, according to compact dimensions, simple upper and lower pressing mold is made, carries out technique step die mould, shortens Mold Making Cycle, bender provide pressure, and technique step die mould is completed in one-shot forming, improves Forming Quality, improves efficiency, and it is strong to reduce worker Degree.Thin plate accessory grow up because of flanging size overlength, can not be molded using conventional pressure equipment, make plain draw mold, utilized Bender, the upper and lower mould of bender and workbench complete technique stepped.

A kind of manufacture method of thin plate accessory technique step shaped device, it is characterised in that including:To thin plate accessory flanging Size, the upper and lower mould of bender and workbench are analyzed, and according to thin plate accessory flanging compact dimensions, analysis is calculated as type height Upper and lower die mould module axial clearance S=H/tan (180 °-alpha+beta) after degree and matched moulds, H forming heights, α profile angles, β resiliences Angle (empirical value chooses 1 °~2 °), S can be modified after empirical equation calculates according to die trial situation.Design is simple upper and lower Die mould module.Simple die uses welding structure, convenient to make, and reduces fabrication cycle.Each part spot welding, reduce welding deformation. Upper and lower die mould module process area rank compact dimensions can be designed according to accessory technique stepped situation.Upper and lower die mould module Length is molded, can be designed according to accessory technique stepped length L with reference to existing bending equipment bending length.Grow up thin Plate accessory technique step can use sectional making, splicing group weldering to form into upper and lower die mould module, and each part length of module is according to reality Border situation is spliced, organizes weldering.

In a kind of manufacture method of above-mentioned thin plate accessory technique step shaped device, upper die mould module making, use Group welding structure, hanger is welded on above die mould module backing plate, carries upper die mould module, hanger installation when convenient transhipment and die mould Avoid bending upper die during die mould in position;Upper die mould module backing plate is with before the spot welding of upper die mould block, carrying out snap the line positioning, ensureing installation Size, put welding position polishing in die mould block die mould side on postwelding and seamlessly transit.

In a kind of manufacture method of above-mentioned thin plate accessory technique step shaped device, down-pressing type module making, use Group welding structure, down-pressing type module backing plate is with before upper and lower limiting block, the spot welding of down-pressing type block, carrying out snap the line positioning, ensureing installation chi Very little, the polishing of point postwelding down-pressing type block die mould side welding position seamlessly transits.Upper and lower limiting block is fabricated separately, installation, during installation, Ensure upper and lower limiting block location dimension, ensure accessory die mould linearity.

A kind of die mould method carried out using thin plate accessory technique step shaped device, it is characterised in that including:

Step 1:Down-pressing type module is placed on former bender lower die, lower limit block card is in bender lower die original positioning end one Side, lower limit gear and bender lower die, workbench are clamped using silk pole clamping device, prevent die mould press-moulding die at present Block is displaced sideways.

Step 2:Upper die mould module is manually carried on into down-pressing type module, upper die mould module backing plate one end is adjacent to down-pressing type module Upper limit is kept off, and upper and lower die mould module axial clearance is s after matched moulds.

Step 3:Bender lower die is descending, and bender closure height is adjusted according to actual conditions.

Step 4:Die mould module is hung out, die mould accessory is placed in down-pressing type module, is positioned using upper limit gear, Combine removable locating piece during die mould difference size to be positioned, marking positions after positioning.

Step 5:Die mould module, upper and lower die mould module matched moulds are manually lifted, upper die mould module one end is adjacent to upper limit Gear, marking is checked, bender lower die is descending, compresses upper and lower die mould module, completes shaping;

Step 6:By increasing removable locating piece before upper limit is kept off, accessory is rule after being positioned and made marks, and is removed Locating piece, after upper and lower mould matched moulds, check marking, adjustment positioning, shaping, can be achieved pressure thickness of slab of the same race, flanging length, into Type angle, forming height, different flanging forming width accessory die moulds;By leveling up plate on upper and lower die mould block, plate of the same race is realized Thickness, flanging length, profile angle, flanging forming width, different forming height accessory die moulds.

Therefore, the invention has the advantages that:1st, upper and lower die mould module size is according to technique step compact dimensions and bending Lower mould is designed, and is group welding piece, and each building block is cutting member, convenient to make, and reduces the Mold Making cycle;2nd, for growing up When thin plate accessory carries out technique stepped using bender, it can avoid being molded because conventional pressure machine table top limits, Bender provides power and die mould platform, using simple die one-shot forming, ensures die mould quality, improves efficiency, improves bending The work efficiency of machine;3rd, by increasing locating piece before upper limit is kept off, accessory is rule after being positioned and made marks, and removes locating piece, above, After lower mould matched moulds, marking is checked, adjustment positioning, shaping, pressure thickness of slab of the same race, flanging length, profile angle, shaping can be achieved Highly, different flanging forming width accessory die moulds;4th, by leveling up plate on upper and lower die mould block, thickness of slab of the same race, flanging length are realized Degree, profile angle, flanging forming width, different forming height accessory die moulds;Reduce Mold Making cost.

Brief description of the drawings

Accompanying drawing 1 is the flanging accessory schematic diagram of the present invention.

Accompanying drawing 2 is accessory (bender) flanging shaping schematic view of the present invention.

Accompanying drawing 3 is assembling schematic diagram before upper and lower die mould module matched moulds of the invention.

Accompanying drawing 4 is the main structure diagram that the upper die mould module assembled of the present invention is matched somebody with somebody.

Accompanying drawing 5 is the left view structural representation of accompanying drawing 4.

Accompanying drawing 6 is the overlooking the structure diagram of accompanying drawing 4.

Accompanying drawing 7 is the main structure diagram of down-pressing type module assembling.

Accompanying drawing 8 is the left view structural representation of accompanying drawing 7.

Accompanying drawing 9 is the overlooking the structure diagram of accompanying drawing 7.

Embodiment

Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.In figure, 1st, flanging accessory;2nd, bender lower die;3rd, upper die of bending machine;4th, upper die mould module;5th, down-pressing type module;6th, screw mandrel clamps dress Put;7th, upper limit block;8th, lower limit block;9th, down-pressing type block;10th, down-pressing type module backing plate;

Embodiment:

The present invention relates to a kind of thin plate accessory technique step shaped device, including upper die mould module and down-pressing type module;Institute Stating die mould module includes upper die mould module backing plate, the upper die mould block being arranged under die mould module backing plate and is arranged on Hanger on die mould module backing plate;Down-pressing type module include down-pressing type module backing plate, be arranged on down-pressing type module backing plate under Die mould block, some upper limit blocks be arrangeding in parallel being arranged on down-pressing type module backing plate and it is arranged on down-pressing type module Some lower limit blocks be arrangeding in parallel on backing plate.

To thin plate accessory flanging size, the upper and lower mould of bender and workbench are analyzed, according to the flanging of thin plate accessory into Molded dimension, analysis are calculated as upper and lower die mould module axial clearance S=H/tan (180 °-alpha+beta) after type height and matched moulds, H shapings Highly, α profile angles, β spring back angles (α and β empirical values choose 1 °~2 °), S, can be according to die trial after empirical equation calculates Situation is modified.The simple upper and lower die mould module of design.Simple die uses welding structure, convenient to make, and reduces and makes week Phase.Each part spot welding, reduce welding deformation.Upper and lower die mould module process area rank compact dimensions can according to accessory technique step into Type situation is designed.Upper and lower press-moulding die formation of lots length, can be according to accessory technique stepped length L, with reference to existing bending Equipment bending length is designed.Thin plate accessory technique step of growing up can use sectional making, splicing group into upper and lower die mould module Weldering is formed, and each part length of module is spliced according to actual conditions, organizes weldering.

During upper die mould module making, using a group welding structure, hanger is welded on above die mould module backing plate, convenient transhipment and Upper die mould module is carried during die mould, hanger installation site avoids bending upper die during die mould;Upper die mould module backing plate and upper die mould block Before spot welding, snap the line positioning is carried out, ensures installation dimension, welding position polishing in die mould block die mould side on postwelding is put and seamlessly transits.

During down-pressing type module making, using a group welding structure, down-pressing type module backing plate and upper and lower limiting block, down-pressing type block point Before welding, snap the line positioning is carried out, ensures installation dimension, point postwelding down-pressing type block die mould side welding position polishing seamlessly transits.Upper, Lower limit gear is fabricated separately, and is installed, and during installation, is ensured upper and lower limiting block location dimension, is ensured accessory die mould linearity.

After making shaped device, die mould method is carried out using the shaped device, including:

Step 1:Analyze flanging accessory shaping situation, flanging position shape and size.Flanging accessory middle part is pressed with envelope Close muscle, flanging accessory thickness of slab t, flanging length L, accessory flanging forming width W, wherein straight side width W1, profile angle α, shaping Height H, flanging accessory close muscle upper end and are molded spot size M far from upper end flanging, see Fig. 1.

Step 2:According to thin plate accessory technique step flanging compact dimensions, after analysis calculating matched moulds between upper down-pressing type block longitudinal direction Gap S, is shown in Fig. 2, Fig. 3.The simple upper and lower die mould module of design.Analyzed with accessory (bender) flanging shaping schematic view, die mould When upper die of bending machine center from bender lower die left end distance D1, avoid bender lower die groove position, mould when reducing die mould Deform and wear under bender is done harm to.See Fig. 2.

Step 3:Upper die mould module is shown in Fig. 3 using group welding structure.Upper die mould module by hanger, upper die mould module backing plate, on The weldering of die mould block group forms (each part uses spot welding), sees Fig. 4.Hanger using diameter D round steel make, upper die mould module backing plate by Plate cutting forms, and is cut using common side and ensures section linearity, smoothing guarantee flatness after blanking.Its length dimension L6, it is wide Spend size L2, thickness L1.Upper die mould block is formed by plate cutting, and blanking smoothing, machining ensure die mould facial plane degree, pressure Type side section, which is machined out, ensures section linearity, and upper die mould block die mould side carries out blunt.Its length dimension L5, width dimensions L4, thickness L3.

Step 4:Down-pressing type module is shown in Fig. 3 using group welding structure.Down-pressing type module by upper limit block, down-pressing type block, under Die mould module backing plate, the weldering of lower limit block group form (each part uses spot welding), see Fig. 8.Upper limit block by plate cutting and Into machining cutting section after blanking, ensure cross section perpendicular degree.Length dimension L15, width dimensions L11, height dimension L12.Under Die mould block is formed by plate cutting, blanking smoothing, machining, ensures die mould facial plane degree, die mould side section is machined out guarantor Section linearity is demonstrate,proved, down-pressing type block die mould side carries out blunt.Its length dimension L17, width dimensions L8, thickness L7.Push Pattern block backing plate is formed by plate cutting, is ensured section linearity using even point cutting, is smoothed after blanking and ensure flatness.It is grown Spend size L18, width dimensions L5, thickness L6.Lower limit block is formed by plate cutting.Length dimension L12, width dimensions L16, thickness L11.

Step 5:Before die mould, upper and lower die mould module carries out matched moulds experiment, adjustment bender closure height.Pattern will be pushed Block is placed on former bender lower die, lower limit block card in bender lower die original positioning end side, using silk pole clamping device will under Limiting block and bender lower die, workbench are clamped, and prevent that die mould module is displaced sideways die mould at present, fixation pushes pattern After block, upper die mould module is manually carried on into down-pressing type module, upper die mould module backing plate one end is adjacent to down-pressing type module upper limit gear, See Fig. 2.Upper and lower die mould module axial clearance is that s is shown in Fig. 3 after matched moulds, and bender lower die is descending, is adjusted and closed according to actual conditions Highly.

Step 6:Bender closure height has been adjusted, die mould module has been lifted, die mould accessory is placed in down-pressing type module, Positioning, which is carried out, using upper limit gear sees Fig. 3.Manually lift die mould module, upper and lower die mould module matched moulds, upper die mould module one end Upper limit gear is adjacent to, bender lower die is descending, compresses upper and lower die mould module, completes shaping and sees Fig. 2.

Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.

Claims (5)

1. a kind of thin plate accessory technique step shaped device, it is characterised in that including upper die mould module and down-pressing type module;It is described Upper die mould module includes upper die mould module backing plate, the upper die mould block being arranged under die mould module backing plate and is arranged on pressure Hanger on pattern block backing plate;Down-pressing type module includes down-pressing type module backing plate, is arranged on pushing on down-pressing type module backing plate Type block, some upper limit blocks be arrangeding in parallel being arranged on down-pressing type module backing plate and it is arranged on down-pressing type module pad Some lower limit blocks be arrangeding in parallel on plate, removable locating piece is additionally provided with the down-pressing type module.
A kind of 2. manufacture method of thin plate accessory technique step shaped device, it is characterised in that including:To thin plate accessory flanging chi Very little, the upper and lower mould of bender and workbench are analyzed, and according to thin plate accessory flanging compact dimensions, analysis is calculated as type height And upper and lower die mould module axial clearance S=H/tan (180 °-alpha+beta), H forming heights, α profile angles, β springback angles after matched moulds Degree, S can be modified after empirical equation calculates according to die trial situation;The simple upper and lower die mould module of design;Simple die is adopted It is convenient to make with welding structure, reduce fabrication cycle;Each part spot welding, reduce welding deformation;Upper and lower die mould module process area Rank compact dimensions can be designed according to accessory technique stepped situation;Upper and lower press-moulding die formation of lots length, can be according to accessory Technique stepped length L, is designed with reference to existing bending equipment bending length;Grow up thin plate accessory technique step into it is upper, Down-pressing type module can use sectional making, splicing group weldering to form, and each part length of module is spliced according to actual conditions, group Weldering.
A kind of 3. manufacture method of thin plate accessory technique step shaped device according to claim 2, it is characterised in that on During die mould module making, using a group welding structure, hanger is welded on above die mould module backing plate, is carried when facilitating transhipment and die mould Upper die mould module, hanger installation site avoid bending upper die during die mould;Upper die mould module backing plate is with before the spot welding of upper die mould block, entering Row snap the line positions, and ensures installation dimension, puts welding position polishing in die mould block die mould side on postwelding and seamlessly transits.
A kind of 4. manufacture method of thin plate accessory technique step shaped device according to claim 2, it is characterised in that under During die mould module making, using a group welding structure, down-pressing type module backing plate is with before upper and lower limiting block, the spot welding of down-pressing type block, carrying out Snap the line positions, and ensures installation dimension, and point postwelding down-pressing type block die mould side welding position polishing seamlessly transits;Upper and lower limiting block point Making is opened, is installed, during installation, ensures upper and lower limiting block location dimension, ensures accessory die mould linearity.
A kind of 5. die mould method carried out using thin plate accessory technique step shaped device, it is characterised in that including:
Step 1:Down-pressing type module is placed on former bender lower die, lower limit block card in bender lower die original positioning end side, Lower limit gear and bender lower die, workbench are clamped using silk pole clamping device, prevent die mould die mould module at present Lateral movement;
Step 2:Upper die mould module is manually carried on into down-pressing type module, upper die mould module backing plate one end is adjacent to the down-pressing type module upper limit Position is kept off, and upper and lower die mould module axial clearance is s after matched moulds;
Step 3:Bender lower die is descending, and bender closure height is adjusted according to actual conditions;
Step 4:Die mould module is hung out, die mould accessory is placed in down-pressing type module, is positioned using upper limit gear, die mould Combine removable locating piece during different sizes to be positioned, marking positions after positioning;
Step 5:Die mould module, upper and lower die mould module matched moulds are manually lifted, upper die mould module one end is adjacent to upper limit gear, core To marking, bender lower die is descending, compresses upper and lower die mould module, completes shaping;
Step 6:By increasing removable locating piece before upper limit is kept off, accessory is rule after being positioned and made marks, and removes positioning Block, after upper and lower mould matched moulds, marking is checked, adjustment positioning, shaping, pressure thickness of slab of the same race, flanging length, forming angle can be achieved Degree, forming height, different flanging forming width accessory die moulds;By leveling up plate on upper and lower die mould block, realize thickness of slab of the same race, Flanging length, profile angle, flanging forming width, different forming height accessory die moulds.
CN201710848381.2A 2017-09-19 2017-09-19 A kind of thin plate accessory technique step shaped device and manufacture method and the die mould method using the shaped device CN107457292A (en)

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CN201710848381.2A CN107457292A (en) 2017-09-19 2017-09-19 A kind of thin plate accessory technique step shaped device and manufacture method and the die mould method using the shaped device

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CN201710848381.2A CN107457292A (en) 2017-09-19 2017-09-19 A kind of thin plate accessory technique step shaped device and manufacture method and the die mould method using the shaped device

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CN107457292A true CN107457292A (en) 2017-12-12

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