CN210702069U

CN210702069U - Two sheet metal turn-ups moulded dies that prevent wrinkling of a mould of L shape sheet metal component

Info

Publication number: CN210702069U
Application number: CN201921503962.3U
Authority: CN
Inventors: 晋云浩; 顾静芳; 丁金宝
Original assignee: Kunshan Kainuo Precision Die Co ltd
Current assignee: Kunshan Kainuo Precision Die Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-06-09
Anticipated expiration: 2029-09-11

Abstract

The utility model relates to a two panel beating turn-ups moulded dies that corrugate are prevented to L shape sheet metal component mould, including the lower bolster, the shaping lug, the cope match-plate pattern, go up the die base plate, the die subassembly, material returned guide block, the material returned board, spacing spout, be equipped with the spacing of L shape in the spacing spout, the directional shaping lug of spacing spout, the lower bolster left and right sides is equipped with the compound die guide block, the compound die guide block is equipped with vertical U-shaped groove dorsad to one side, the cope match-plate pattern left and right sides is equipped with the compound die guide block, the die subassembly includes by the piece, fixed shaping piece, activity shaping piece, both sides are equipped with shaping guiding mechanism around. The utility model discloses a spacing piece of adjustable L shape reduces the tablet and expects, and the location is accurate, improves production efficiency, reduces to corrugate, goes up mould and lower mould and adopts vertical U-shaped groove and compound die guide block to guarantee the compound die precision, promotes the shaping quality, and the fixed shaping piece that the symmetry set up is convenient for once produce two product efficiently, and the activity shaping piece of lift effectively prevents that the material piece from corrugating or misplacing.

Description

Two sheet metal turn-ups moulded dies that prevent wrinkling of a mould of L shape sheet metal component

Technical Field

The utility model relates to a turn-ups moulded die, in particular to two play of L shape sheet metal component mould prevent panel beating turn-ups moulded die that corrugates.

Background

The flanging forming die is used as a common sheet metal processing die, and for L-shaped flanging parts, material sheets are not easy to position during forming, wrinkling phenomenon is easy to occur, the surface is easy to strain, and only one part can be produced at one time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a two play of L shape sheet metal component mould prevent panel beating turn-ups moulded die that corrugates.

The utility model provides a technical scheme that its technical problem adopted is: a sheet metal flanging forming die capable of preventing wrinkling in one die and two dies for L-shaped sheet metal parts comprises a lower die plate, a forming lug arranged at the top of the lower die plate, an upper die plate positioned above the lower die plate, an upper die base plate arranged at the top of the upper die plate, and a female die assembly arranged at the bottom of the upper die plate and matched with the forming lug, wherein a material returning guide block is arranged at the top of the lower die plate around the forming lug, a material returning plate is arranged on the lower die plate and provided with a yielding hole for the forming lug to pass through, four corners of the material returning plate are attached to the inner side of the material returning guide block, a material returning nitrogen cylinder connected with the material returning plate is arranged on the lower die plate and applies upward elastic force to the material returning plate, limiting sliding grooves are arranged on the rear side of the forming lug and the top surfaces of the lower die plate on the left side and the right side, the die assembly comprises a master block, fixed forming blocks and movable forming blocks, wherein the master block is symmetrically arranged at the bottom of the upper die plate in a left-right mode, the fixed forming blocks are arranged on the inner side of the master block, the movable forming blocks are arranged on the upper die plate between the fixed forming blocks, the movable forming blocks are connected with the upper die plate through forming nitrogen cylinders, and the forming nitrogen cylinders apply downward elastic force to the movable forming blocks, the mould opening state, activity shaping piece bottom with fixed shaping piece bottom flushes, both sides are equipped with shaping guiding mechanism around the cope match-plate pattern bottom, be equipped with in the shaping lug and stretch out the material returned round pin of shaping lug top surface.

Reduce the tablet through adjustable L spacing in the above-mentioned design and expect, the location is accurate, improves production efficiency, reduces and corrugates, goes up mould and lower mould and adopts vertical U-shaped groove and compound die guide block to guarantee the compound die precision, promotes the shaping quality, and two product efficiency of the fixed shaping piece of being convenient for of symmetry setting one shot production are high, and the activity shaping piece that goes up and down prevents effectively that the material piece from corrugating or misplacing.

As a further improvement of this design, shaping guiding mechanism include the vertical shaping guide post that sets up the cuboid form, with the activity shaping piece connect and with the shaping guide block of shaping guide post left and right sides and inboard laminating, shaping guide post bottom is equipped with the external diameter and is greater than the limiting plate of shaping guide post bottom cross-section external diameter. The forming guide post and the forming guide block improve the lifting precision of the movable forming block and improve the production quality.

As a further improvement of the design, the upper template is provided with a forming guide post, and the forming guide block is provided with a guide hole matched with the forming guide post. Further improve the lifting precision of the movable forming block.

As a further improvement of the design, the four corners of the material returning plate are right angles, and the material returning guide blocks are attached to the two sides of the four corners of the material returning plate, so that the lifting precision of the material returning plate is improved, and the material returning is facilitated.

As a further improvement of the design, the top surface of the movable forming block is provided with a movable base plate, so that the movable forming block is convenient to limit and position the forming nitrogen cylinder.

The utility model has the advantages that: the utility model discloses a spacing piece of adjustable L shape reduces the tablet and expects, and the location is accurate, improves production efficiency, reduces to corrugate, goes up mould and lower mould and adopts vertical U-shaped groove and compound die guide block to guarantee the compound die precision, promotes the shaping quality, and the fixed shaping piece that the symmetry set up is convenient for once produce two product efficiently, and the activity shaping piece of lift effectively prevents that the material piece from corrugating or misplacing.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a perspective view of the upper mold of the present invention.

Fig. 3 is a perspective view of the lower mold of the present invention.

Fig. 4 is a schematic sectional view of the upper mold of the present invention.

In the figure, 1, an upper die base plate, 2, an upper die plate, 3, a die closing guide block, 4, a die closing guide block, 5, a lower die plate, 6, a forming guide post, 7, a forming guide block, 8, a material returning guide block, 9, a movable forming block, 10, a limiting plate, 11, a fixed forming block, 12, a material returning nitrogen cylinder, 13, a material returning pin, 14, a forming lug, 15, a material returning plate, 16, a yielding hole, 17, a limiting sliding groove, 18, an L-shaped limiting strip, 19, an adjusting waist circular hole, 20, a vertical U-shaped groove, 21, a backup block, 22, the forming guide post, 23, a guide hole, 24, an adjusting screw, 25, the forming nitrogen cylinder and 26 are arranged on the movable base plate.

Detailed Description

The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and the description are only for the purpose of explanation, but not for the purpose of limitation.

Example (b): a sheet metal flanging forming die capable of preventing wrinkling in one die and two dies for an L-shaped sheet metal part comprises a lower die plate 5, a forming lug 14 arranged at the top of the lower die plate 5, an upper die plate 2 positioned above the lower die plate 5, an upper die base plate 1 arranged at the top of the upper die plate 2, and a female die assembly arranged at the bottom of the upper die plate 2 and matched with the forming lug 14, wherein a material returning guide block 8 is arranged at the top of the lower die plate 5 around the forming lug 14, a material returning plate 15 is arranged on the lower die plate 5, the material returning plate 15 is provided with a abdicating hole 16 convenient for the forming lug 14 to pass through, four corners of the material returning plate 15 are attached to the inner side of the material returning guide block 8, a material returning nitrogen cylinder 12 connected with the material returning plate 15 is arranged on the lower die plate 5, the material returning nitrogen cylinder 12 applies upward elastic force to the material returning plate 15, and limiting sliding chutes 17 are arranged on the rear side of, an L-shaped limiting strip 18 is arranged in the limiting sliding groove 17, one side of the limiting strip is vertically arranged, the limiting sliding groove 17 points to the forming bump 14, an adjusting waist round hole 19 is arranged at one side of the L-shaped limiting strip 18 which is embedded into the limiting sliding groove 17, an adjusting screw 24 which penetrates through the adjusting waist round hole 19 and is in threaded connection with the lower template 5 is arranged on the L-shaped limiting strip 18, mold closing guide blocks 4 are arranged at the left side and the right side of the lower template 5, a vertical U-shaped groove 20 with an outward opening is arranged at one side opposite to the mold closing guide blocks 4, mold closing guide blocks 3 matched with the vertical U-shaped groove 20 are arranged at the left side and the right side of the upper template 2, the female mold assembly comprises a backup block 21 which is symmetrically arranged at the bottom of the upper template 2, a fixed forming block 11 which is arranged at the inner side of the backup block 21, and, the activity becomes the piece 9 with cope match-plate pattern 2 is connected through shaping nitrogen jar 25, shaping nitrogen jar 25 is right activity becomes piece 9 and is applyed decurrent elasticity, the die sinking state, activity becomes piece 9 bottom with fixed shaping piece 11 bottom flushes, both sides are equipped with shaping guiding mechanism around 2 bottoms of cope match-plate pattern, be equipped with in the shaping lug 14 and stretch out the material returned round pin 13 of 14 top surfaces of shaping lug.

Reduce tablet through adjustable L shape spacing 18 in the above-mentioned design and expect, the location is accurate, improves production efficiency, reduces and corrugates, goes up mould and lower mould and adopts vertical U-shaped groove 20 and compound die guide block 3 to guarantee the compound die precision, promotes the shaping quality, and two product efficiency height of fixed shaping piece 11 of symmetry setting two of being convenient for once production, the activity shaping piece 9 of lift effectively prevents that the material piece from corrugating or misplacing.

As a further improvement of this design, shaping guiding mechanism include vertical setting cuboid form shaping guide post 6, with activity shaping piece 9 connect and with the shaping guide block 7 of the 6 left and right sides of shaping guide post and inboard laminating, 6 bottoms of shaping guide post are equipped with the external diameter and are greater than the limiting plate 10 of the 6 bottom cross-section external diameters of shaping guide post. The forming guide post 6 and the forming guide block 7 improve the lifting precision of the movable forming block 9, and the production quality is improved.

As a further improvement of the design, a forming guide post 22 is arranged on the upper die plate 2, and a guide hole 23 matched with the forming guide post 22 is arranged on the forming guide block 7. Further improving the lifting precision of the movable forming block 9.

As a further improvement of the design, four corners of the material returning plate 15 are right-angled, and the material returning guide block 8 is attached to two sides of the four corners of the material returning plate 15, so that the lifting precision of the material returning plate 15 is improved, and the material returning is facilitated.

As a further improvement of the design, the top surface of the movable forming block 9 is provided with a movable base plate 26, so that the movable forming block 9 is limited and the forming nitrogen cylinder 25 is positioned conveniently.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A one-die double-output anti-wrinkling sheet metal flanging forming die for an L-shaped sheet metal part comprises a lower die plate, a forming lug arranged at the top of the lower die plate, an upper die plate positioned above the lower die plate, an upper die base plate arranged at the top of the upper die plate, and a female die assembly arranged at the bottom of the upper die plate and matched with the forming lug, and is characterized in that a material returning guide block is arranged at the top of the lower die plate around the forming lug, a material returning plate is arranged on the lower die plate and provided with abdicating holes convenient for the forming lug to pass through, four corners of the material returning plate are attached to the inner side of the material returning guide block, a material returning nitrogen cylinder connected with the material returning plate is arranged on the lower die plate and applies upward elastic force to the material returning plate, limiting sliding grooves are arranged on the rear side of the forming lug and the top surfaces of the lower die plates on the left side and the right, the die assembly comprises a master block, fixed forming blocks and movable forming blocks, wherein the master block is symmetrically arranged at the bottom of the upper die plate in a left-right mode, the fixed forming blocks are arranged on the inner side of the master block, the movable forming blocks are arranged on the upper die plate between the fixed forming blocks, the movable forming blocks are connected with the upper die plate through forming nitrogen cylinders, and the forming nitrogen cylinders apply downward elastic force to the movable forming blocks, the mould opening state, activity shaping piece bottom with fixed shaping piece bottom flushes, both sides are equipped with shaping guiding mechanism around the cope match-plate pattern bottom, be equipped with in the shaping lug and stretch out the material returned round pin of shaping lug top surface.

2. The L-shaped sheet metal part one-die double-out anti-wrinkling sheet metal flanging forming die as claimed in claim 1, wherein the forming guide mechanism comprises a vertically arranged rectangular forming guide column and forming guide blocks connected with the movable forming blocks and attached to the left side, the right side and the inner side of the forming guide column, and a limiting plate with an outer diameter larger than that of the cross section of the bottom of the forming guide column is arranged at the bottom of the forming guide column.

3. The L-shaped sheet metal part one-die double-out anti-wrinkling sheet metal flanging forming die as claimed in claim 2, wherein a forming guide post is arranged on the upper die plate, and a guide hole matched with the forming guide post is formed in the forming guide block.

4. The L-shaped sheet metal part one-die double-out anti-wrinkling sheet metal flanging forming die as claimed in claim 1, wherein four corners of the material returning plate are right-angled, and the material returning guide block is attached to two sides of the four corners of the material returning plate.

5. The L-shaped sheet metal part one-die double-out anti-wrinkling sheet metal flanging forming die as claimed in claim 1, wherein a movable base plate is arranged on the top surface of the movable forming block.