CN105499403A - V-shaped part bending die - Google Patents

V-shaped part bending die Download PDF

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Publication number
CN105499403A
CN105499403A CN201610084708.9A CN201610084708A CN105499403A CN 105499403 A CN105499403 A CN 105499403A CN 201610084708 A CN201610084708 A CN 201610084708A CN 105499403 A CN105499403 A CN 105499403A
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China
Prior art keywords
head
plate
mould
piston
spacing
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CN201610084708.9A
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Chinese (zh)
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王铁苗
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王铁苗
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Priority to CN201610084708.9A priority Critical patent/CN105499403A/en
Publication of CN105499403A publication Critical patent/CN105499403A/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
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • 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
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/002Positioning devices

Abstract

The invention discloses a V-shaped part bending die. The die comprises an upper die body, a lower die body and a plate molding cavity, wherein the plate molding cavity is provided with an upper molding surface and a lower molding surface; an oblique plate pressing bulge is arranged on the upper die body and is provided with an oblique plate pressing surface; the upper die body is provided with a flat plate pressing surface; the oblique plate pressing surface and the flat plate pressing surface are connected and form the upper molding surface; the lower die body is provided with an oblique plate pressing groove corresponding to the oblique plate pressing bulge; the oblique plate pressing groove is provided with an oblique plate fixing surface; the lower die body is provided with a flat plate fixing surface; the oblique plate fixing surface and the flat plate fixing surface are connected and form the lower molding surface; a plate fixing part used for fixing a plate to be molded on the flat plate fixing surface is arranged on the lower die body and comprises a transverse pressing rod; an elastic pressure head is arranged at the inner end of the transverse pressing rod. The V-shaped part bending die has the beneficial effects that the V-shaped part bending die can be used for rapidly and effectively positioning the plate to be bent to prevent plate displacement in the machining process and can effectively protect the plate, thus ensuring the quality of the finished product.

Description

A kind of V-arrangement comer pieces mould
Technical field
The invention belongs to panel beating technical field, particularly relate to a kind of V-arrangement comer pieces mould.
Background technology
Panel beating (metal sheet, sheet fabrication) mould is of a great variety, is all had to large-scale outer covering piece mould by simple interior panel mould.Aborning, the plate utilizing metal sheet processing mold to bend (or stretching) to go out V-arrangement or similar V-arrangement is often needed.But often there is the phenomenon of plate displacement in process aborning in this class mould, problem Producing reason is exactly common material sheet metal is straight, but mould type platform (the being processed into profile) cross sectional shape of this kind of sheet material is V-type (or approximate V-arrangement), when straight sheet material be put into mould carries out bending process time, due to sheet material everywhere stressed difference and sheet material can deform, thus can cause that sheet material is shifted, deformation process is uncontrolled.And current sheet material V-arrangement Bending Mould, in reasonable structure, position stability, simple operation etc., still have many shortcomings.
Summary of the invention
The present invention is to overcome deficiency of the prior art, provides a kind of rational in infrastructure, fast and effeciently can treat bending plate and position, and prevents plate displacement in process, can carry out available protecting, ensure the V-arrangement comer pieces mould of end product quality to plate.
To achieve these goals, the present invention is by the following technical solutions: a kind of V-arrangement comer pieces mould, comprise mould body, lower mould body, upper mould body, the remaining space stayed between upper mould body and lower mould body after lower mould body matched moulds is plate forming chamber, described plate forming chamber has the upper forming surface for overlaying sheet material upper surface to be formed, for overlaying the compacted under face of sheet material lower surface to be formed, upper mould body is provided with inclined plate projection, inclined plate projection has inclined plate face, upper mould body has flat clamp face, inclined plate face is connected with flat clamp face and forms described upper forming surface, lower mould body is provided with corresponding inclined plate groove protruding with inclined plate, inclined plate groove has tiltedly determines plate face, lower mould body has calms down plate face, tiltedly determine plate face and calm down plate face and be connected and form described compacted under face, inclined plate face is in tiltedly determines directly over plate face, flat clamp face is in calms down directly over plate face, lower mould body is provided with for sheet material to be formed being fixed on the plate fixed part of calming down on plate face, plate fixed part comprises horizontal depression bar, horizontal depression bar the inner is provided with compensating squeeze head, compensating squeeze head is in flat clamp face and calms down between plate face, compensating squeeze head and calm down between plate face and form plate compressed part, described upper mould body is provided with vertical upper hopper chute, vertical presses down arch depression bar, upper hopper chute is opened on flat clamp face, press down arch depression bar lower end towards calming down plate face, press down arch depression bar upper end in upper hopper chute, press down arch depression bar to slide up and down along upper hopper chute, the upper hopper chute degree of depth is greater than and presses down arch depression bar length, be provided with in upper hopper chute and press down arch spring, the scalable direction pressing down arch spring is vertical, press down arch spring upper end and connect upper mould body, press down arch lower spring end to connect but arch depression bar upper end, vertical protection drag-line is provided with in upper hopper chute, protection drag-line upper end connects upper mould body, protection drag-line lower end connects and presses down arch depression bar upper end, lower mould body is provided with at least one for contacting the pre-spacing riser of sheet material to be formed, calming down plate face is in and tiltedly determines between plate face and pre-spacing riser.
As preferably, the described arch depression bar that presses down comprises slide bar section, is connected to snap section below slide bar section, and slide bar section and snap section are formed in one structure, and snap section is coaxial with slide bar section, and the diameter of snap section is greater than the diameter of slide bar section, and slide bar section and upper hopper chute are slidably matched.
As preferably, lower power cylinder is provided with in described lower mould body, lower head part cylinder, lower power cylinder comprises power cylinder, the power piston coordinated with power cylinder slipper seal, the power piston bar be connected with power piston, lower head part cylinder comprises head part cylinder body, the head part piston coordinated with the slipper seal of head part cylinder body, the head part piston rod be connected with head part piston, the slidably direction of power piston bar, the slidably direction of head part piston rod is all vertical, outside counterdie body upper surface and power piston bar upper end is stretched out towards upper mould body lower surface in power piston bar upper end, power cylinder interior separation is become top power cavity by power piston, below drive cavity, head part cylinder interior is separated into head part chamber, top by head part piston, stressed chamber, below, below drive cavity is communicated with by oil pipe with between stressed chamber, below, stressed chamber, below, below drive cavity, all hydraulic transmission oil is full of in oil pipe, some support limit blocks fixing with head part cylinder body are provided with in head part cylinder body, head part piston shelf is on each support limit block, head part piston is connected with head part piston rod by head part accumulator, head part accumulator is in head part chamber, top, head part accumulator comprises some head part energy-storaging springs, a head part energy storage piston coordinated with the slipper seal of head part cylinder body, the scalable direction of head part energy-storaging spring is vertical, head part energy-storaging spring upper end connects head part energy storage piston, head part energy-storaging spring lower end connects head part piston, head part piston-rod lower end is connected with head part energy storage piston, head part piston rod is provided with balancing weight, lower mould body is provided with to be opened on calms down plate face and vertical head part hole, head part piston rod upper end is provided with kicker, kicker and head part hole are slidably matched.
As preferably, described power piston is connected with power piston bar by power accumulator, power accumulator comprises some power energy-storaging springs, a power energy storage piston coordinated with power cylinder slipper seal, the scalable direction of power energy-storaging spring is vertical, power energy-storaging spring upper end connects power energy storage piston, power energy-storaging spring lower end connects power piston, and power piston bar lower end is connected with power energy storage piston.
As preferably, described plate fixed part also comprises sideslip bar, sideslip base, for locating the spacing base of horizontal depression bar, lower mould body is provided with the lower outside base fixing with lower mould body, sideslip base is connected with lower outside base, sideslip bar passes sideslip base and is slidably connected with sideslip base, the slidably direction level of sideslip bar, sideslip bar the inner is connected with horizontal depression bar outer end, be provided with between horizontal depression bar outer end and sideslip base and detach spring, detach spring one end and connect horizontal depression bar outer end, detach the spring other end and connect sideslip base, spacing base is provided with spacing passing hole, horizontal depression bar passes spacing passing hole and horizontal depression bar contacts with the hole madial wall of spacing passing hole, spacing base lower end is provided with some spacing top springs, the scalable direction of spacing top spring is vertical, spacing top spring upper end connects spacing base, spacing top spring lower end connects lower outside base.
As preferably, described horizontal depression bar is provided with spacing montant, and spacing montant to be in below horizontal depression bar and to fix with horizontal depression bar, and spacing base is provided with the gag lever post groove corresponding with spacing montant, gag lever post channel opening is on the hole madial wall of spacing passing hole, and spacing montant lower end is stretched in gag lever post groove.
As preferably, described upper mould body is provided with outside base, and upper outside base is provided with the push rod that gets loose, and the push rod that gets loose is in directly over spacing base.
As preferably, be provided with protection platen above described spacing base, protection platen lower surface is provided with the elastic buffering pad for contacting spacing base, and protection platen is connected on the base of lower outside by fixing vertical rod.
The invention has the beneficial effects as follows: rational in infrastructure, can fast and effeciently treat bending sheets and position, prevent sheet material displacement in process, available protecting can be carried out to sheet material, ensure end product quality; Can accumulation of energy during matched moulds, automatically can realize liftout after parting, process operation is easy, linkage is strong; Position limiting structure can switching position, can provide location, can automatically detach before shaping end when needs are fixing, thus easily extensible is by molded, orthopedic scope, promotes sheet forming overall quality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation after fixed plate of the present invention;
Fig. 3 is the enlarged drawing at A place in Fig. 1;
Fig. 4 is the enlarged drawing at B place in Fig. 1;
Fig. 5 is the enlarged drawing at C place in Fig. 1;
Fig. 6 is the enlarged drawing at D place in Fig. 1.
In figure: upper mould body 1, flat clamp face 11, upper hopper chute 12, press down arch depression bar 13, slide bar section 131, snap section 132, press down arch spring 14, fixed block 15, perpendicular push rod 16, protection drag-line 17, upper outside base 1a, lower mould body 2, calm down plate face 21, power cylinder 22, power piston 221, power piston bar 222, top power cavity 223, below drive cavity 224, power energy-storaging spring 225, power energy storage piston 226, head part cylinder body 23, head part piston 231, head part piston rod 232, head part chamber 233, top, stressed chamber 234, below, head part energy-storaging spring 235, head part energy storage piston 236, balancing weight 237, kicker 238, support limit block 239, oil pipe 24, pre-spacing riser 25, lower outside base 2a, inclined plate projection 3, inclined plate face 31, inclined plate groove 4, tiltedly determine plate face 41, horizontal depression bar 51, spacing montant 511, compensating squeeze head 52, sideslip bar 53, sideslip base 54, spacing base 55, spacing passing hole 551, spacing top spring 552, detach spring 56, get loose push rod 57, protection platen 58, fixing vertical rod 59, sheet material 6 to be formed.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
In embodiment as shown in Figures 1 to 6, a kind of V-arrangement comer pieces mould, comprise mould body 1, lower mould body 2, upper mould body, the remaining space stayed between upper mould body and lower mould body after lower mould body matched moulds is plate forming chamber, described plate forming chamber has the upper forming surface for overlaying sheet material upper surface to be formed, for overlaying the compacted under face of sheet material lower surface to be formed, upper mould body is provided with inclined plate projection 3, inclined plate projection has inclined plate face 31, upper mould body has flat clamp face 11, inclined plate face is connected with flat clamp face and forms described upper forming surface, lower mould body is provided with corresponding inclined plate groove 4 protruding with inclined plate, inclined plate groove has tiltedly determines plate face 41, lower mould body has calms down plate face 21, tiltedly determine plate face and calm down plate face and be connected and form described compacted under face, inclined plate face is in tiltedly determines directly over plate face, flat clamp face is in calms down directly over plate face, lower mould body is provided with for sheet material to be formed being fixed on the plate fixed part of calming down on plate face, plate fixed part comprises horizontal depression bar 51, horizontal depression bar the inner is provided with compensating squeeze head 52, compensating squeeze head is in flat clamp face and calms down between plate face, compensating squeeze head and calm down between plate face and form plate compressed part, lower mould body is provided with at least one for contacting the pre-spacing riser 25 of sheet material to be formed, calming down plate face is in and tiltedly determines between plate face and pre-spacing riser.Compensating squeeze head can be a rubber bulb.
During sheet fabrication, sheet material 6 to be formed is lain in and tiltedly determines on plate face, and sheet material one end (side) is filled in below compensating squeeze head, and allow each pre-spacing riser of this end in contact of sheet material, then illustrate to have inserted and put in place, utilize the elastic pressure of compensating squeeze head to be pressed in by sheet material to calm down on plate face simultaneously and (be namely fixed in plate compressed part), thus realize location, mould body now can be allowed to press down (normally utilizing forcing press or other mould applications common equipment to drive) until matched moulds, upper mould body presses down in process, inclined plate projection can press down of sheet material section, thus, the portion keeps horizontal that sheet material is in flat clamp face and calms down between plate face, sheet material is in inclined plate face and oblique part of determining between plate face moves down until the final shaping, whole sheet material achieves V-arrangement bending.In actual production, if for the less bar shaped sheet material of width, a horizontal depression bar (with compensating squeeze head) only can be arranged, and if strip width is comparatively large, multiple horizontal depression bar (with compensating squeeze head) side by side also can be set, to promote sheet material fixed effect.
It should be noted that, in this programme, structure on upper mould body and upper mould body can not interfere with horizontal depression bar, compensating squeeze head, otherwise can affect matched moulds, so upper mould body can offer escape groove with horizontal depression bar, position that compensating squeeze head is corresponding or local hollows out; Again or upper mould body be not extended to above horizontal depression bar, compensating squeeze head position, thus the part that after matched moulds, sheet material is fixed is in outside mould body.This belongs to the common practise of this area, at this only as reminding.
In addition, need to carry out sheet material orthopedic time (completed the sheet material of V-arrangement bending, if still have surface indentation, when bending the defect such as not in place, also can again insert in mould carry out orthopedic), also can again sheet material be inserted in mould, again complete bending after matched moulds orthopedic, surperficial orthopedic.
Described upper mould body is provided with vertical upper hopper chute 12, vertical presses down arch depression bar 13, upper hopper chute is opened on flat clamp face, press down arch depression bar lower end towards calming down plate face, press down arch depression bar upper end in upper hopper chute, press down arch depression bar to slide up and down along upper hopper chute, the upper hopper chute degree of depth is greater than and presses down arch depression bar length, be provided with in upper hopper chute and press down arch spring 14, the scalable direction pressing down arch spring is vertical, press down arch spring upper end and connect upper mould body, press down arch lower spring end to connect but arch depression bar upper end, vertical protection drag-line 17 is provided with in upper hopper chute, protection drag-line upper end connects upper mould body, protection drag-line lower end connects and presses down arch depression bar upper end.During sheet material bending, easily upwards arch upward in sheet material stage casing (sheet material is in the part of tiltedly determining plate face and calming down above junction, plate face), too large if arch upward in process, easily affect sheet forming quality, in this programme, upper mould body presses down to a certain degree, press down arch depression bar and will withstand sheet material stage casing, and apply constantly to become large downforce to sheet material stage casing under the mating reaction pressing down arch spring, thus sheet material stage casing can be suppressed too to arch upward, avoid the excessive deformation of sheet material in sheet material bending process, ensure the quality of final molding sheet material.If for the bar shaped sheet material that width is less, only can arrange one and press down arch depression bar, and if strip width is comparatively large, also can arrange multiple side by side press down arch depression bar, to promote the inhibition to arching upward.And protect drag-line can avoid at ordinary times press down arch spring bear separately press down arch depression bar weight, prevent press down arch spring be subject to larger pulling force for a long time and cause reduced lifetime.
The described arch depression bar that presses down comprises slide bar section 131, is connected to snap section 132 below slide bar section, and slide bar section and snap section are formed in one structure, and snap section is coaxial with slide bar section, and the diameter of snap section is greater than the diameter of slide bar section, and slide bar section and upper hopper chute are slidably matched.Also comprise one and be in fixed block 15 above mould body, fixed block is provided with perpendicular push rod 16, perpendicular push rod upper end connection fixing block, and perpendicular push rod lower end is stretched in upper hopper chute, relative fixing between fixed block with lower mould body.In matched moulds process, press down arch depression bar primary action in time being bent sheet material, slide bar section and upper hopper chute relative sliding, when soon reaching thorough matched moulds, snap section can enter upper hopper chute, thus is entrapped in upper hopper chute, subsequently during parting, the whole arch depression bar that presses down upwards can be taken away together along with upper mould body, thus is beneficial to and ejects (liftout) sheet forming more easily after parting.And before upper once matched moulds, arch depression bar will be pressed down and again eject downwards and make it reset.In this programme, before dividing mold process to terminate, upper mould body with press down arch depression bar together on move, fixed block is relative fixing with lower mould body, press down and arch depression bar moves past in journey, press down arch depression bar upper end can touch perpendicular push rod lower end and be pushed downwards, snap section is ejected outside upper mould body again, can realize pressing down automatically reseting of arch depression bar.
Lower power cylinder is provided with in described lower mould body, lower head part cylinder, lower power cylinder comprises power cylinder 22, the power piston 221 coordinated with power cylinder slipper seal, the power piston bar 222 be connected with power piston, lower head part cylinder comprises head part cylinder body 23, the head part piston 231 coordinated with the slipper seal of head part cylinder body, the head part piston rod 232 be connected with head part piston, the slidably direction of power piston bar, the slidably direction of head part piston rod is all vertical, outside counterdie body upper surface and power piston bar upper end is stretched out towards upper mould body lower surface in power piston bar upper end, power cylinder interior separation is become top power cavity 223 by power piston, below drive cavity 224, head part cylinder interior is separated into head part chamber 233, top by head part piston, stressed chamber 234, below, below drive cavity is communicated with by oil pipe 24 with between stressed chamber, below, stressed chamber, below, below drive cavity, all hydraulic transmission oil is full of in oil pipe, some support limit blocks 239 fixing with head part cylinder body are provided with in head part cylinder body, head part piston shelf is on each support limit block, head part piston is connected with head part piston rod by head part accumulator, head part accumulator is in head part chamber, top, head part accumulator comprises some head part energy-storaging springs 235, a head part energy storage piston 236 coordinated with the slipper seal of head part cylinder body, the scalable direction of head part energy-storaging spring is vertical, head part energy-storaging spring upper end connects head part energy storage piston, head part energy-storaging spring lower end connects head part piston, head part piston-rod lower end is connected with head part energy storage piston, head part piston rod is provided with balancing weight 237, lower mould body is provided with to be opened on calms down plate face and vertical head part hole, head part piston rod upper end is provided with kicker 238, kicker and head part hole are slidably matched.During matched moulds, the a certain moment starts upper mould body and can touch power piston bar, start subsequently to press down power piston bar (power piston), hydraulic transmission oil is pressed towards stressed chamber, below, thus drive head part piston moves, due to the existence of head part energy-storaging spring, head part piston can not drive immediately head part energy storage piston fast on move, but can first compress head part energy-storaging spring, and utilize head part energy-storaging spring to apply power upwards to head part energy storage piston (head part piston rod), and meanwhile, upper mould body also presses down put in place (matched moulds), thus head part piston rod (kicker) can not upwards by outer for sheet material ejection die (lower mould body be outer), but can be pushed down by sheet material and upper mould body that (now head part energy-storaging spring is in pressured state together, accumulate elastic potential energy).And once complete sheet material bending, start after parting, head part piston rod just can drive kicker together on move, and sheet forming to be ejected, automatically realizes the liftout action after parting.And after completing liftout, due to the existence of balancing weight, each piston, piston rod all automatically reset.Kicker can adopt the elastic constructions such as block rubber.
Described power piston is connected with power piston bar by power accumulator, power accumulator comprises some power energy-storaging springs 225, power energy storage piston 226 coordinated with power cylinder slipper seal, the scalable direction of power energy-storaging spring is vertical, power energy-storaging spring upper end connects power energy storage piston, power energy-storaging spring lower end connects power piston, and power piston bar lower end is connected with power energy storage piston.In bending sheets process, when power piston bar presses down, need to drive power piston to press down by power energy-storaging spring, (power energy-storaging spring first shrinks can to produce first delay stage, and then push power piston downwards, power piston move down relative power piston bar move down have delayed, unlike being rigidly connected, there is instantaneity), after power piston presses down, a part of hydraulic transmission oil is pressed onto stressed chamber, below, head part accumulator can produce again second delay stage (producing the principle of time delay with power energy-storaging spring), just possesses the effect of multistage time delay thus, before thorough matched moulds, what head part piston rod was subject to can not reach maximum immediately to lifting force, but can increase gradually (time delay), thus, before reaching to lifting force of being subject to of head part piston rod is maximum, patrix also body presses sheet material substantially or completely, and pressing plate is overlayed on lower mould body, so sheet material can not be ejected local defect by head part piston rod (kicker), (now sheet material upper surface is previously overmolded face completely and withstands, sheet material is just tightly pressed in upper forming surface by kicker).And if there is no above-mentioned multistage delay function, so very fast stressed upper top of head part piston rod (kicker) meeting, now go up mould body also to fail to push down well sheet material and be in part above kicker, once be pushed up by kicker, easily there is the defects such as local epirelief in this part of sheet material (being in the part above kicker).
Described plate fixed part also comprises sideslip bar 53, sideslip base 54, for locating the spacing base 55 of horizontal depression bar, lower mould body is provided with the lower outside base 2a fixing with lower mould body, sideslip base is connected with lower outside base, sideslip bar passes sideslip base and is slidably connected with sideslip base, the slidably direction level of sideslip bar, sideslip bar the inner is connected with horizontal depression bar outer end, be provided with between horizontal depression bar outer end and sideslip base and detach spring 56, detach spring one end and connect horizontal depression bar outer end, detach the spring other end and connect sideslip base, spacing base is provided with spacing passing hole 551, horizontal depression bar passes spacing passing hole and horizontal depression bar contacts with the hole madial wall of spacing passing hole, spacing base lower end is provided with some spacing top springs 552, the scalable direction of spacing top spring is vertical, spacing top spring upper end connects spacing base, spacing top spring lower end connects lower outside base.Described horizontal depression bar is provided with spacing montant 511, spacing montant to be in below horizontal depression bar and to fix with horizontal depression bar, spacing base is provided with the gag lever post groove corresponding with spacing montant, and gag lever post channel opening is on the hole madial wall of spacing passing hole, and spacing montant lower end is stretched in gag lever post groove.Described upper mould body is provided with outside base 1a, and upper outside base is provided with the push rod 57 that gets loose, and the push rod that gets loose is in directly over spacing base.As previously mentioned, compensating squeeze head, the horizontal depression bar part be in above sheet material in-scope be all can not by upper mould body be pressed onto (upper mould body needs to make in these positions to dodge, otherwise can due to patrix body contacts to compensating squeeze head, horizontal depression bar and cannot matched moulds smoothly), so sheet material always has some parts can not pressurized.In actual production processing, matched moulds is at the beginning because sheet material is very easily shifted and not controlled-deformation, so need compensating squeeze head firmly fixed plate, ensure that bending process stabilization is smooth, and soon thoroughly before matched moulds, because sheet material to have bent very significantly, now sheet material shape has soon been coincide with plate forming chamber (flat clamp face, the part of calming down between plate face is very stable especially), sheet material is difficult to be displaced, even and if appearance is shifted, also can adapt to the shape in plate forming chamber and make automatic adjustment (sheet material is subject to the thrust of mould body, pressure adjusts automatically, with the visual angle in Fig. 2, before sheet material is soon thoroughly shaping, if sheet material slightly moves to left, along with upper mould body presses down, V shaped slab material also can be promoted to the right at pressurized simultaneously, automatically the shape in plate forming chamber is deacclimatized), plate forming quality can be protected completely.In this programme, before by thorough matched moulds, the ejector pin contact that gets loose also pushes spacing base downwards, spacing montant and gag lever post groove depart from, under the effect detaching spring, horizontal depression bar (compensating squeeze head) is pulled out mould, go up mould body thus without the need to arranging the structure dodging horizontal depression bar and compensating squeeze head, but sheet material can be pushed down completely, thus can ensure that plate surface intactly " is overlayed ", substantially covers whole plate surface by molded, orthopedic scope, fully ensure the surface quality of sheet material entirety.When mould resets, press down spacing base, promote sideslip bar and drive horizontal depression bar to reset, allow spacing montant reach above gag lever post groove, discharge spacing base, allow spacing montant lower end again stretch in gag lever post groove.
Be provided with protection platen 58 above described spacing base, protection platen lower surface is provided with the elastic buffering pad for contacting spacing base, and protection platen is connected on the base of lower outside by fixing vertical rod 59.After horizontal depression bar detaches, spacing top spring effect lower limit base can on move, protection platen can be avoided spacing base moves past many, coordinates elastic buffering pad to protect spacing base, avoids it to strike other structure.

Claims (9)

1. a V-arrangement comer pieces mould, comprise mould body, lower mould body, upper mould body, the remaining space stayed between upper mould body and lower mould body after lower mould body matched moulds is plate forming chamber, it is characterized in that, described plate forming chamber has the upper forming surface for overlaying sheet material upper surface to be formed, for overlaying the compacted under face of sheet material lower surface to be formed, upper mould body is provided with inclined plate projection, inclined plate projection has inclined plate face, upper mould body has flat clamp face, inclined plate face is connected with flat clamp face and forms described upper forming surface, lower mould body is provided with corresponding inclined plate groove protruding with inclined plate, inclined plate groove has tiltedly determines plate face, lower mould body has calms down plate face, tiltedly determine plate face and calm down plate face and be connected and form described compacted under face, inclined plate face is in tiltedly determines directly over plate face, flat clamp face is in calms down directly over plate face, lower mould body is provided with for sheet material to be formed being fixed on the plate fixed part of calming down on plate face, plate fixed part comprises horizontal depression bar, horizontal depression bar the inner is provided with compensating squeeze head, compensating squeeze head is in flat clamp face and calms down between plate face, compensating squeeze head and calm down between plate face and form plate compressed part, described upper mould body is provided with vertical upper hopper chute, vertical presses down arch depression bar, upper hopper chute is opened on flat clamp face, press down arch depression bar lower end towards calming down plate face, press down arch depression bar upper end in upper hopper chute, press down arch depression bar to slide up and down along upper hopper chute, the upper hopper chute degree of depth is greater than and presses down arch depression bar length, be provided with in upper hopper chute and press down arch spring, the scalable direction pressing down arch spring is vertical, press down arch spring upper end and connect upper mould body, press down arch lower spring end to connect but arch depression bar upper end, vertical protection drag-line is provided with in upper hopper chute, protection drag-line upper end connects upper mould body, protection drag-line lower end connects and presses down arch depression bar upper end, lower mould body is provided with at least one for contacting the pre-spacing riser of sheet material to be formed, calming down plate face is in and tiltedly determines between plate face and pre-spacing riser.
2. a kind of V-arrangement comer pieces mould according to claim 1, it is characterized in that, the described arch depression bar that presses down comprises slide bar section, is connected to snap section below slide bar section, slide bar section and snap section are formed in one structure, snap section is coaxial with slide bar section, the diameter of snap section is greater than the diameter of slide bar section, and slide bar section and upper hopper chute are slidably matched.
3. a kind of V-arrangement comer pieces mould according to claim 1, it is characterized in that, lower power cylinder is provided with in described lower mould body, lower head part cylinder, lower power cylinder comprises power cylinder, the power piston coordinated with power cylinder slipper seal, the power piston bar be connected with power piston, lower head part cylinder comprises head part cylinder body, the head part piston coordinated with the slipper seal of head part cylinder body, the head part piston rod be connected with head part piston, the slidably direction of power piston bar, the slidably direction of head part piston rod is all vertical, outside counterdie body upper surface and power piston bar upper end is stretched out towards upper mould body lower surface in power piston bar upper end, power cylinder interior separation is become top power cavity by power piston, below drive cavity, head part cylinder interior is separated into head part chamber, top by head part piston, stressed chamber, below, below drive cavity is communicated with by oil pipe with between stressed chamber, below, stressed chamber, below, below drive cavity, all hydraulic transmission oil is full of in oil pipe, some support limit blocks fixing with head part cylinder body are provided with in head part cylinder body, head part piston shelf is on each support limit block, head part piston is connected with head part piston rod by head part accumulator, head part accumulator is in head part chamber, top, head part accumulator comprises some head part energy-storaging springs, a head part energy storage piston coordinated with the slipper seal of head part cylinder body, the scalable direction of head part energy-storaging spring is vertical, head part energy-storaging spring upper end connects head part energy storage piston, head part energy-storaging spring lower end connects head part piston, head part piston-rod lower end is connected with head part energy storage piston, head part piston rod is provided with balancing weight, lower mould body is provided with to be opened on calms down plate face and vertical head part hole, head part piston rod upper end is provided with kicker, kicker and head part hole are slidably matched.
4. a kind of V-arrangement comer pieces mould according to claim 3, it is characterized in that, described power piston is connected with power piston bar by power accumulator, power accumulator comprises some power energy-storaging springs, a power energy storage piston coordinated with power cylinder slipper seal, the scalable direction of power energy-storaging spring is vertical, power energy-storaging spring upper end connects power energy storage piston, and power energy-storaging spring lower end connects power piston, and power piston bar lower end is connected with power energy storage piston.
5. a kind of V-arrangement comer pieces mould according to claim 1, it is characterized in that, described plate fixed part also comprises sideslip bar, sideslip base, for locating the spacing base of horizontal depression bar, lower mould body is provided with the lower outside base fixing with lower mould body, sideslip base is connected with lower outside base, sideslip bar passes sideslip base and is slidably connected with sideslip base, the slidably direction level of sideslip bar, sideslip bar the inner is connected with horizontal depression bar outer end, be provided with between horizontal depression bar outer end and sideslip base and detach spring, detach spring one end and connect horizontal depression bar outer end, detach the spring other end and connect sideslip base, spacing base is provided with spacing passing hole, horizontal depression bar passes spacing passing hole and horizontal depression bar contacts with the hole madial wall of spacing passing hole, spacing base lower end is provided with some spacing top springs, the scalable direction of spacing top spring is vertical, spacing top spring upper end connects spacing base, spacing top spring lower end connects lower outside base.
6. a kind of V-arrangement comer pieces mould according to claim 5, it is characterized in that, described horizontal depression bar is provided with spacing montant, spacing montant to be in below horizontal depression bar and to fix with horizontal depression bar, spacing base is provided with the gag lever post groove corresponding with spacing montant, gag lever post channel opening is on the hole madial wall of spacing passing hole, and spacing montant lower end is stretched in gag lever post groove.
7. a kind of V-arrangement comer pieces mould according to claim 5 or 6, it is characterized in that, described upper mould body is provided with outside base, and upper outside base is provided with the push rod that gets loose, and the push rod that gets loose is in directly over spacing base.
8. a kind of V-arrangement comer pieces mould according to claim 5 or 6, is characterized in that, be provided with protection platen above described spacing base, and protection platen is connected on the base of lower outside by fixing vertical rod.
9. a kind of V-arrangement comer pieces mould according to claim 8, is characterized in that, described protection platen lower surface is provided with the elastic buffering pad for contacting spacing base.
CN201610084708.9A 2016-02-14 2016-02-14 V-shaped part bending die Pending CN105499403A (en)

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Application Number Priority Date Filing Date Title
CN201610084708.9A CN105499403A (en) 2016-02-14 2016-02-14 V-shaped part bending die

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001121213A (en) * 1999-10-27 2001-05-08 Amada Co Ltd Die provided with work holding mechanism
US20060028061A1 (en) * 2004-08-09 2006-02-09 Schuler Pressen Gmbh & Co. Kg Reshaping device with ejector and method of ejecting workpieces
CN102099133A (en) * 2008-07-18 2011-06-15 丰田自动车株式会社 Workpiece bending method and apparatus
CN202180139U (en) * 2011-06-30 2012-04-04 苏州市天烨机械工程有限公司 Bending die
CN202377321U (en) * 2011-10-27 2012-08-15 重庆市北碚区枫火机械制造有限公司 Travelling wheel tensioning arm bending forming die
CN202667408U (en) * 2012-03-22 2013-01-16 张志军 V-shaped piece bending die
CN203955884U (en) * 2014-06-05 2014-11-26 昆山电子羽电业制品有限公司 A kind of diel for bending

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001121213A (en) * 1999-10-27 2001-05-08 Amada Co Ltd Die provided with work holding mechanism
US20060028061A1 (en) * 2004-08-09 2006-02-09 Schuler Pressen Gmbh & Co. Kg Reshaping device with ejector and method of ejecting workpieces
CN102099133A (en) * 2008-07-18 2011-06-15 丰田自动车株式会社 Workpiece bending method and apparatus
CN202180139U (en) * 2011-06-30 2012-04-04 苏州市天烨机械工程有限公司 Bending die
CN202377321U (en) * 2011-10-27 2012-08-15 重庆市北碚区枫火机械制造有限公司 Travelling wheel tensioning arm bending forming die
CN202667408U (en) * 2012-03-22 2013-01-16 张志军 V-shaped piece bending die
CN203955884U (en) * 2014-06-05 2014-11-26 昆山电子羽电业制品有限公司 A kind of diel for bending

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