CN114406061A - Bending processing device - Google Patents

Abstract

The invention relates to the technical field of bending processing, in particular to a bending processing device which is used for bending a copper base material soft plate and comprises a supporting mechanism, a bending mechanism and an elastic assembly, wherein the supporting mechanism comprises a lower die and an upper die which is detachably arranged on the lower die; the bending mechanism comprises a lower bending block, a plurality of cam pressing blocks and a plurality of cams, the cam pressing blocks are arranged on the upper die in a sliding mode, protrusions are arranged on the cam pressing blocks, the lower bending block is arranged on the lower die, and a plurality of first grooves are formed in the lower bending block; the cams are coaxially and rotatably arranged on the upper die, each cam acts on one cam pressing block, the cams rotate simultaneously to drive the cam pressing blocks to sequentially slide towards the downward bending blocks to an operation position, so that the protrusions respectively extend into the corresponding first grooves to bend the copper base material flexible board; the elastic assembly is arranged on the upper die and used for driving the plurality of cam pressing blocks to deviate from the lower bending blocks respectively to slide so as to reset to an initial position. The bending processing device can bend a product into a wave bending shape.

Description

Bending processing device

Technical Field

The invention relates to the technical field of bending processing, in particular to a bending processing device.

Background

At present, with the development of electronic products, in order to meet the working requirements of application scenarios, the structural space requirements of the electronic products are gradually increased, for example, for a soft board of a copper substrate, the soft board needs to be processed into a wave-shaped bend. However, the existing bending equipment and process for small-sized copper base material flexible boards in electronic products are generally unidirectional bending, and cannot meet the requirement of wavy bending. Therefore, a bending device is needed to meet the manufacturing requirements of such electronic components.

Disclosure of Invention

The invention aims to provide a bending device which bends a copper base material soft plate into a wave bending shape and is simple to operate.

In order to realize the purpose, the following technical scheme is provided:

a bending processing device is used for bending a plate body and comprises:

the supporting mechanism comprises a lower die and an upper die, and the upper die is detachably arranged on the lower die;

the bending mechanism comprises a lower bending block arranged on the lower die, and a plurality of cam pressing blocks and a plurality of cams which are respectively arranged along a first direction, the cam pressing block is arranged on the upper die in a sliding manner along a second direction, a bulge is arranged on the cam pressing block, the lower bending block is provided with a plurality of first grooves at intervals along the first direction, the bulges and the first grooves respectively extend along the third direction and are in one-to-one correspondence, the first direction, the second direction and the third direction are respectively vertical in pairs, the plurality of cams are respectively arranged on the upper die in a rotating way, each cam acts on one cam pressing block, the plurality of cams simultaneously rotate to drive the plurality of cam pressing blocks to sequentially slide to the operating position towards the lower bending block, so that the bulges on the cam pressing block respectively extend into the corresponding first grooves to bend the plate body;

and the elastic assembly is arranged on the upper die and is configured to drive the plurality of cam pressing blocks to respectively deviate from the lower bending blocks to slide so as to reset to an initial position.

Furthermore, the cam pressing block is annular, a convex point is arranged on the inner circumferential surface of the cam pressing block, the cam is located on the inner side of the cam pressing block, the outer edge of the cam is in sliding abutting joint with the convex point, a second groove is formed in the outer edge of the cam, when the cam rotates to enable the convex point to slide out of the second groove, the protrusion extends into the first groove, and when the cam rotates to enable the convex point to slide into the second groove, the elastic assembly drives the cam pressing block to reset to the initial position.

Further, the second grooves extend in the circumferential direction of the cam, and the lengths of the second grooves on the plurality of cams in the circumferential direction of the cam increase or decrease in sequence in the first direction.

Furthermore, the lower bending blocks are arranged at intervals along the third direction, the protrusions on each cam pressing block are arranged at intervals along the third direction, and the protrusions on the plurality of cam pressing blocks are respectively in one-to-one correspondence with the first grooves on the lower bending blocks.

Further, a plurality of sliding grooves are formed in the upper die at intervals in the first direction, the sliding grooves extend in the second direction, bosses are arranged on the cam pressing blocks, and the bosses on the cam pressing blocks are arranged in the sliding grooves in a one-to-one correspondence mode.

Furthermore, it is provided with the pivot to go up the rotation on the mould, and is a plurality of the cam circumference locking cover is located respectively in the pivot, the one end of pivot is stretched out go up the mould and be provided with the handle.

Furthermore, two stop pins are arranged on the surface of the upper die facing the handle at intervals, when the cam pressing block slides to the operation position, the handle abuts against one stop pin to stop the rotating shaft to rotate in the forward direction, and when the cam pressing block returns to the initial position, the handle abuts against the other stop pin to stop the rotating shaft to rotate in the reverse direction.

Furthermore, one of the lower die and the upper die is provided with a positioning pin, and the other one of the lower die and the upper die is provided with a positioning hole, wherein the positioning pin penetrates through the positioning hole.

Furthermore, the elastic component comprises two groups of elastic pieces arranged on the upper die, the two groups of elastic pieces are respectively positioned on two sides of the cam pressing block along the third direction, and each group of elastic pieces are arranged into a V shape and are respectively connected with the cam pressing blocks in a one-to-one correspondence mode.

Further, still include locking mechanical system, locking mechanical system is including rotating the piece and supporting the arm, the one end of rotating the piece rotate connect in the lower mould, the other end rotate connect in support the arm, support the arm can support press in go up the mould deviates from the surface of lower mould is in order to with go up the mould lock in the lower mould.

The invention has the beneficial effects that:

according to the bending processing device, the lower bending block is arranged on the lower die, the cam pressing block and the cam which are matched with each other are arranged on the upper die, and after the upper die is assembled and fixed on the lower die, the bending of the plate body is realized by the aid of the bending mechanism under the matching of the elastic assembly. Under the rotation of cam promptly, the piece that bends downwards of cam briquetting slides to the operation position, and the arch on the cam briquetting stretches into in to first recess gradually at this in-process, then place the plate body on the piece of bending down and support in the first recess by protruding orientation to press to processing out the bending on the plate body, can change the cam back to the original position after the operation of bending, the cam briquetting resets to initial position under elastic component's effect, easy operation. According to the bending mechanism, under the matching of the protrusions on the plurality of cam pressing blocks and the plurality of first grooves on the lower bending block, the plurality of cams rotate simultaneously to enable the plurality of cam pressing blocks to sequentially slide towards the lower bending block to an operation position, and further, in the bending operation process, the protrusions on the plurality of cam pressing blocks can sequentially bend a plurality of positions of the plate body, so that the plate body is bent into a wave-shaped bending shape.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of a bending processing apparatus according to an embodiment of the present invention;

fig. 2 is a first exploded schematic view of a bending apparatus according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a bending processing apparatus according to an embodiment of the present invention;

fig. 4 is a schematic exploded view of a second bending apparatus according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a bending processing apparatus according to an embodiment of the present invention;

fig. 6 is a third schematic exploded view of the bending apparatus according to the embodiment of the present invention;

fig. 7 is a schematic exploded view of a bending apparatus according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a lock mechanism of a bending apparatus according to an embodiment of the present invention.

In the figure:

1-a support mechanism; 11-lower die; 111-locating pins; 112-lower die fixing block; 1121-positioning grooves; 113-a lower die support plate; 12-upper mould; 121-a chute; 122-a stop pin; 123-positioning holes; 124-accommodating grooves; 125-mounting holes; 126-a guide block; 127-a support block;

2-a bending mechanism; 21-lower bending block; 211 — a first recess; 22-cam press block; 221-a bump; 222-bumps; 223-boss; 224-a connecting portion; 23-a cam; 231-a second groove; 24-a rotating shaft; 241-a handle; 2411-limiting groove;

3-an elastic member;

4-a locking mechanism; 41-a rotating member; 411-rotating rod; 42-a pressing arm; 421-pressing surface.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when the product is used, and are only for convenience of description of the present invention, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only or to distinguish between different structures or components and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 to 3, an embodiment of the present invention provides a bending processing apparatus for bending a plate body, such as a copper substrate soft plate, including a supporting mechanism 1, a bending assembly 2, a moving assembly 3, and an elastic assembly, where the supporting mechanism 1 includes a lower die 11 and an upper die 12, and the upper die 12 is detachably disposed on the lower die 11; the bending mechanism 2 comprises a lower bending block 21 arranged on the lower die 11, and a plurality of cam pressing blocks 22 and a plurality of cams 23 which are respectively arranged along a first direction, wherein the cam pressing blocks 22 are arranged on the upper die 12 in a sliding manner along a second direction, protrusions 221 are arranged on the cam pressing blocks 22, a plurality of first grooves 211 are arranged on the lower bending block 21 at intervals along the first direction, the protrusions 221 and the first grooves 211 respectively extend along a third direction, the first direction, the second direction and the third direction are respectively vertical to each other, the first direction is a direction shown by an arrow ab in fig. 2, the second direction is a direction shown by an arrow cd in fig. 2, and the third direction is a direction shown by an arrow ef in fig. 2; the cams 23 are respectively and rotatably arranged on the upper die 12, each cam 23 acts on one cam pressing block 22, the cams 23 simultaneously rotate to drive the cam pressing blocks 22 to sequentially slide to the operation position towards the lower bending block 21, so that the protrusions 221 on the cam pressing blocks 22 respectively extend into the first grooves 211 to bend the copper base material soft board; the elastic component is arranged on the upper die 12 and is configured to drive the plurality of cam pressing blocks 22 to respectively slide away from the lower bending block 21 to reset to the initial position.

In the bending device in this embodiment, the lower bending block 21 is disposed on the lower die 11, the cam pressing block 22 and the cam 23 which are matched with each other are disposed on the upper die 12, and after the upper die 12 is assembled and fixed on the lower die 11, the bending mechanism 2 is used to bend the copper substrate soft board in cooperation with the elastic component. Specifically, under the rotation of the cam 23, the cam pressing block 22 slides to the operation position towards the downward bending block 21, in the process, the protrusion 221 on the cam pressing block 22 gradually extends into the first groove 211, the copper base material soft board placed on the downward bending block 21 is pressed towards the first groove 211 by the protrusion 221, so that the copper base material soft board is bent, after the bending operation is finished, the cam 23 can be rotated to the original position, and the cam pressing block 22 is reset to the initial position under the action of the elastic component. In this embodiment, the bending mechanism 2 rotates the plurality of cams 23 simultaneously under the cooperation of the protrusions 221 on the plurality of cam pressing blocks 22 and the plurality of first grooves 211 on the lower bending block 21, so that the plurality of cam pressing blocks 22 sequentially slide toward the lower bending block 21, and further, in the bending process, the protrusions 221 on the plurality of cam pressing blocks 22 can sequentially bend a plurality of positions of the copper base material soft board, so as to bend the copper base material soft board into a wave bending shape.

Optionally, referring to fig. 2 and 4, the cam pressing block 22 is annular, a protruding point 222 is disposed on an inner circumferential surface of the cam pressing block 22, the cam 23 is located inside the cam pressing block 22, an outer edge of the cam 23 slidably abuts against the protruding point 222, a second groove 231 is disposed on an outer edge of the cam 23, when the cam 23 rotates to enable the protruding point 222 to slide out of the second groove 231, the cam pressing block 22 slides towards the downward bending block 21 to an operating position, the protrusion 221 extends into the first groove 211, and when the cam 23 rotates to enable the protruding point 222 to slide into the second groove 231, the elastic component drives the cam pressing block 22 to return to an initial position. Through the convex point 222 on the cam pressing block 22 and the outer edge sliding and abutting joint of the cam 23 and the convex point 222 and the second groove 231 arranged on the outer edge of the cam 23, when the cam 23 rotates at different angles, the convex point 222 on the cam pressing block 22 is positioned in the second groove 231 or abutted to the outer edge of the cam 23 outside the second groove 231, and then under the cooperation of the elastic component, the cam pressing block 22 can slide in a reciprocating manner between the operation position and the initial position along the second direction, and the protrusion 221 on the cam pressing block 22 can extend into the first groove 211 or retract to the outside of the first groove 211.

Optionally, referring to fig. 4 and 5, the second grooves 231 extend along the circumferential direction of the cam 23, and along the first direction, the lengths of the second grooves 231 on the plurality of cams 23 along the circumferential direction of the cam 23 sequentially increase or sequentially decrease, so that in the process of simultaneously rotating the plurality of cams 23, according to the difference in the length of the second groove 231 on each cam 23, the time lengths of the protruding points 222 on the plurality of cam pressing blocks 22 arranged along the first direction sliding in the corresponding second grooves 231 sequentially increase or sequentially decrease, so that the plurality of cam pressing blocks 22 sequentially slide towards the lower bending block 21 to the working position in the process of simultaneously rotating the plurality of cams 23, and the protrusions 221 thereon can sequentially extend into the corresponding second grooves 231 to bend the copper base soft board into the wavy bending shape.

Alternatively, referring to fig. 4 and 7, two lower bending blocks 21 are arranged at intervals along the third direction, two protrusions 221 on each cam pressing block 22 are arranged at intervals along the third direction, the two protrusions 221 on each cam pressing block 22 correspond to the first grooves 211 on the two lower bending blocks 21, and the protrusions 221 on the plurality of cam pressing blocks 22 correspond to the first grooves 211 on the plurality of lower bending blocks 21 one by one. Set up two archs 221 through setting up two down bending block 21 and every cam briquetting 22 on the interval, make the processingequipment that bends in this embodiment can carry out the wave to two products simultaneously and buckle on the one hand, on the other hand also can once only process two wave respectively to different positions on the product and buckle, improve the operating efficiency.

Optionally, referring to fig. 4 and 6, a rotating shaft 24 is rotatably disposed on the upper die 12, and the plurality of cams 23 are respectively circumferentially sleeved on the rotating shaft 24, for example, a cutting surface is disposed on the rotating shaft, and the cams are provided with non-circular holes corresponding to the rotating shaft, so that the cams can be circumferentially sleeved on the rotating shaft, and the plurality of cams can be sequentially arranged. But not limited thereto, in other embodiments, the plurality of cams may be integrally formed with the rotating shaft in advance, or may be fixed to the rotating shaft in sequence by other means. One end of the rotating shaft 24 extends out of the upper die 12 and is provided with a handle 241. The rotating shaft 24 is rotated through the operating handle 241, so that the rotating shaft 24 drives the plurality of cams 23 to rotate, that is, the rotating shaft 24 rotates forward to drive the plurality of cams 23 to rotate clockwise by taking the axial direction of the rotating shaft 24 as an axis, or the rotating shaft 24 rotates forward to drive the plurality of cams 23 to rotate counterclockwise by taking the axial direction of the rotating shaft 24 as an axis, so as to drive the plurality of cam pressing blocks 22 to perform bending operation on the lower bending block 21, and the operation is simple and trouble-saving.

Optionally, referring to fig. 4 and 6, two stop pins 122 are disposed on a surface of the upper die 12 facing the handle 241 at intervals, the two stop pins 122 are respectively located on two sides of the rotating shaft 24 along a radial direction of the rotating shaft 24, when the cam pressing block 22 slides to the operating position, the handle 241 abuts against one stop pin 122 to stop the rotating shaft 24 from rotating in the forward direction, when the cam pressing block 22 returns to the initial position, the handle 241 abuts against the other stop pin 122 to stop the rotating shaft 24 from rotating in the reverse direction, and by providing the two stop pins 122, a protection effect is formed on each component of the bending processing apparatus, that is, the operation handle 241 is prevented from moving excessively, the rotating shaft 24 is ensured to rotate within the operating angle range, damage to the component due to the excessive rotation of the rotating shaft 24 is avoided, and the operating efficiency can also be improved. The structure is matched with the handle 241 through the two stop pins 122, the cam pressing blocks 22 are driven to sequentially slide towards the downward bending blocks 21 by utilizing the handle 241 to operate the rotating shaft 24 to rotate at different forward angles, then the protrusions 221 on the cam pressing blocks 22 can sequentially extend into the corresponding second grooves 231 to bend the copper base material soft board to form a wave bending shape, meanwhile, the handle 241 rotates at different reverse angles, and the elastic assembly can sequentially drive the cam pressing blocks 22 to reset to the initial position.

Optionally, in the bending processing apparatus in this embodiment, in the bending processing operation, the handle 241 abuts against the stop pin 122 on one side of the rotating shaft 24 as an operation starting point, at this time, the protruding points 222 on the plurality of cam pressing blocks 22 are respectively located at the starting edge of the second groove 231 on the corresponding cam 23, then the rotating shaft 24 is rotated forward by the handle 241, for example, the rotating shaft 24 rotates clockwise with the self-axial direction as an axis, as the rotating shaft 24 rotates by different angles in sequence, the protruding points 222 on the plurality of cam pressing blocks 22 sequentially slide out of the corresponding second grooves 231 and abut against the outer edge of the cam 23, so that when the rotating shaft 24 rotates to a corresponding angle, the corresponding one cam pressing block 22 slides towards the lower bending block 21 to the operation position, and the protrusions 221 on the cam pressing block extend into the corresponding first grooves 211 to bend the copper-based soft board, thereby realizing that the protrusions 221 on the plurality of cam pressing blocks 22 sequentially extend into the corresponding second grooves 231 in sequence, bending the copper base material soft board to form a wavy bending shape; when all the cam pressing blocks 22 slide to the operation position, bending action is applied to the copper base material soft plate, the handle 241 abuts against the stop pin 122 on the other side of the rotating shaft 24, and the rotating shaft 24 rotates forwards to the limit position and cannot rotate forwards continuously; finally, the rotating shaft 24 is rotated reversely by the handle 241, for example, the rotating shaft 24 rotates counterclockwise with the self axial direction as the axis, the plurality of cams 23 rotate respectively and sequentially return to the initial position, at this time, the rotating shaft 24 rotates reversely to the limit position and cannot continue to rotate reversely, in this process, under the elastic force action of the elastic component, the plurality of cam pressing blocks 22 slide away from the lower bending block 21 and sequentially return to the initial position, the convex points 222 on the plurality of cam pressing blocks 22 slide into the second grooves 231 on the corresponding cams 23 respectively, and the bending operation of the bending processing device is finished until the one-time bending operation is finished, and the above operations are repeated, so that the copper-based flexible printed circuit board can be bent cyclically.

Optionally, referring to fig. 3 and 6, the two side surfaces of the handle 241 are respectively provided with a limiting groove 2411, when the cam press 22 slides to the operating position, that is, when the rotating shaft 24 rotates forward to the limiting position, one stop pin 122 correspondingly abuts against the groove bottom of the limiting groove 2411 on one side of the handle 241 to stop the rotating shaft 24 from rotating forward, and when the cam press 22 resets to the initial position, that is, when the rotating shaft 24 rotates backward to the limiting position, the other stop pin 122 correspondingly abuts against the groove bottom of the limiting groove 2411 on the other side of the handle 241 to stop the rotating shaft 24 from rotating backward, so as to protect various parts of the bending device and improve the operating efficiency.

Optionally, referring to fig. 4, a plurality of sliding grooves 121 are arranged on the upper die 12 at intervals along the first direction, the sliding grooves 121 extend along the second direction, bosses 223 are arranged on the cam pressing blocks 22, and the bosses 223 on the plurality of cam pressing blocks 22 are respectively arranged in the plurality of sliding grooves 121 in a one-to-one corresponding manner. Through setting up a plurality of spouts 121 respectively with the boss 223 sliding fit on a plurality of cam briquetting 22, stability when both can guarantee cam briquetting 22 and slide, avoid cam briquetting 22 to rock or squint, also make the slip operation of a plurality of cam briquetting 22 mutual noninterference, and then can be different according to second recess 231 length on a plurality of cams 23, a plurality of cam briquetting 22 according to respective order towards bend piece 21 down slide to the operation position or deviate from piece 21 that bends down and slide to the initial position under in proper order.

Alternatively, referring to fig. 4 and 5, an accommodating groove 124 is penetratingly provided in the second direction of the upper mold 12, and the plurality of cams 23 and the plurality of cam compacts 22 are respectively accommodated in the accommodating groove 124. Optionally, along the third direction, a plurality of sliding grooves 121 are formed in both side groove walls of the accommodating groove 124, the cam pressing block 22 is provided with bosses 223 on both side surfaces along the third direction, and the two bosses 223 on the cam pressing block 22 are respectively slidably disposed in the two sliding grooves 121 on both side groove walls of the accommodating groove 124. Through all set up boss 223 and spout 121 sliding fit on the both sides face of cam briquetting 22, stability when further reinforcing cam briquetting 22 slides avoids cam briquetting 22 to rock or squint.

Optionally, referring to fig. 3 and 4, the upper die 12 in this embodiment includes a guide block 126 and a support block 127 connected to each other along a first direction, the receiving slot 124 is opened on a surface of the guide block 126 facing the support block 127, one end of the rotating shaft 24 is rotatably disposed through the support block 127, and the other end of the rotating shaft passes through the receiving slot 124 and the guide block 126 in sequence and is connected to the handle 241 through a surface of the guide block 126 facing away from the support block 127. The guide block 126 and the supporting block 127 form the upper die 12, so that the upper die 12 can be assembled conveniently, and the rotating shaft 24, the plurality of cams 23 and the plurality of cam pressing blocks 22 can be assembled on the upper die 12 in order.

Alternatively, referring to fig. 6, one of the lower die 11 and the upper die 12 is provided with a positioning pin 111, the other is provided with a positioning hole 123, and the positioning pin 111 is inserted into the positioning hole 123, so that when the upper die 12 is assembled on the lower die 11, the alignment of the first groove 211 of the lower bending block 21 on the lower die 11 and the alignment of the protrusion 221 of the cam press block 22 on the upper die 12 can be ensured by the cooperation of the positioning pin 111 and the positioning hole 123, and the processing quality of the bending processing device can be ensured. Alternatively, a plurality of positioning pins 111 and positioning holes 123 are respectively provided, and each positioning pin 111 is correspondingly inserted into one positioning hole 123.

Alternatively, referring to fig. 6, the lower mold 11 in the present embodiment includes a lower mold support plate 113 and a lower mold fixing block 112 disposed on the lower mold support plate 113, and the positioning pins 111 are disposed on the lower mold fixing block 112.

Optionally, the lower die fixing block 112 is provided with a positioning slot 1121, and the lower bending block 21 is accommodated in the positioning slot 1121. The positioning slots 1121 may be two according to the number of the lower bending blocks 21, and each lower bending block 21 is received in one positioning slot 1121.

Alternatively, referring to fig. 4, the elastic assembly includes two sets of elastic members 3 disposed on the upper mold 12, and the elastic members 3 may be springs. Along the third direction, two sets of elastic component 3 are located the both sides of cam briquetting 22 respectively, and every elastic component 3 of group arranges into the V-arrangement and respectively one-to-one connects in a plurality of cam briquetting 22, and the most advanced of V-arrangement sets up along the third direction. By arranging each set of spring elements 3 in a V-shape, it is convenient to arrange more cam compacts 22 in a smaller length along the first direction, with two sets of spring elements 3 being positioned on the upper die 12. By providing two sets of elastic members 3 to provide each cam pressing piece 22 with two elastic members 3, sufficient and symmetrical elastic acting force is provided for the cam pressing piece 22, and the cam pressing piece 22 is ensured to be quickly and stably reset to the initial position under the action of the elastic assembly.

Optionally, referring to fig. 4, two rows of mounting holes 125 are disposed on a surface of the upper die 12 facing away from the lower die 11, the two rows of mounting holes 125 are respectively located on two sides of the accommodating groove 124 along the third direction, each row of mounting holes 125 is arranged at intervals along the first direction, and the two rows of elastic elements 3 are respectively mounted on the two rows of mounting holes 125 in a one-to-one correspondence manner. In the third direction, the outer surfaces of both sides of each cam pressing piece 22 are respectively provided with a connecting portion 224, one end of each elastic member 3 is connected to the hole bottom surface of the mounting hole 125, and the other end is connected to one connecting portion 224 on one cam pressing piece 22. The connecting portion 224 extends along the third direction, and the length of the connecting portion 224 on the plurality of cam pressing blocks 22 along the third direction is set according to the arrangement shape of each group of elastic members 3.

Optionally, referring to fig. 5, 6 and 8, the bending device of the present embodiment further includes a locking mechanism 4, where the locking mechanism 4 includes a rotating member 41 and a pressing arm 42, one end of the rotating member 41 is rotatably connected to the lower die 11, and the other end of the rotating member is rotatably connected to the pressing arm 42, and the pressing arm 42 can press against a surface of the upper die 12 away from the lower die 11 to lock the upper die 12 on the lower die 11. By arranging the locking mechanism 4, the upper die 12 is positioned on the lower die 11 through the matching of the positioning pin 111 and the positioning hole 123 before the bending operation, then the rotating piece 41 and the abutting arm 42 are rotated to buckle the abutting arm 42 on the surface of the upper die 12 departing from the lower die 11, so that the upper die 12 and the lower die 11 are locked along the second direction, when the bending mechanism 2 generates tension along the second direction in the bending operation process, an interaction force opposite to the tension is formed between the abutting arm 42 and the surface of the upper die 12 departing from the lower die 11, so that the abutting arm 42 of the locking mechanism 4 can be firmly locked on the upper die 12 to form locking, and the upper die 12 and the lower die 11 are prevented from being broken due to the tension generated by the bending operation.

Alternatively, referring to fig. 5, 6 and 8, the pressing arm 42 and the rotating member 41 are connected by a pin to ensure strength; when the pressing arm 42 presses against the upper mold 12, the pressing surface 421 is a flat surface. The above arrangement enables the tension generated by the bending mechanism 2 during the bending operation to be transmitted to the pin, that is, the pin is used to bear the interaction force in the second direction formed between the pressing arm 42 and the surface of the upper die 12 departing from the lower die 11, and meanwhile, the pressing arm 42 can be stably and reliably pressed on the surface of the upper die 12 departing from the lower die 11 by the arrangement that the pressing surface 421 is a plane, so that the pressing arm 42 is firmly locked on the upper die 12 to form the locking.

Alternatively, referring to fig. 8, one end of the rotating member 41 away from the pressing arm 42 is provided with a rotating rod 411, and the rotating rod 411 is rotatably disposed through the lower mold 11. For the locking mechanism 4, cavities or grooves for the rotation and accommodation of the rotating member 41 are respectively formed on the lower die 11 and the upper die 12 in this embodiment, so that the rotating member 41 and the pressing arm 42 are operated to lock the upper die 12 on the lower die 11 or unlock the upper die 12 and the lower die 11.

The bending device in the embodiment comprises the following operation steps: firstly, placing a copper base material soft board on a lower bending block 21 on a lower die 11, then positioning an upper die 12 on the lower die 11, and locking a pressing arm 42 on the upper die 12; then, the rotating shaft 24 is rotated forward from the initial position by operating the handle 241, the protrusions 221 on the plurality of cam pressing blocks 22 sequentially bend a plurality of positions on the copper base material soft board under the rotation of the rotating shaft 24, when the rotating shaft 24 rotates forward until the handle 241 abuts against the stop pin 122, the protrusions 221 on the plurality of cam pressing blocks 22 all extend into the corresponding first grooves 211 on the lower bending block 21, namely, the copper base material soft board is processed into a wave bending shape at the moment, and then the pressure can be maintained for a certain period of time; finally, the rotating shaft 24 is reversely rotated by operating the handle 241, and the plurality of cams 23 and the plurality of cam pressing blocks 22 are sequentially reset to the initial positions; the pressing arm 42 is now rotated to withdraw it from the upper die 12, and then the upper die 12 is removed to take out the copper base material flexible board.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (10)

1. The utility model provides a processingequipment bends for the plate body bends, its characterized in that includes:

the supporting mechanism (1) comprises a lower die (11) and an upper die (12), and the upper die (12) is detachably arranged on the lower die (11);

bending mechanism (2) comprises a lower bending block (21) on a lower die (11) and a plurality of cam pressing blocks (22) and a plurality of cams (23) which are arranged along a first direction respectively, wherein the cam pressing blocks (22) are arranged on an upper die (12) in a sliding mode along a second direction, protrusions (221) are arranged on the cam pressing blocks (22), the lower bending block (21) is arranged along the first direction at intervals, a plurality of first grooves (211) are formed in the protrusions (221) and the first grooves (211) extend along a third direction respectively and correspond to one another one by one, the first direction, the second direction and the third direction are perpendicular to one another and a plurality of the cams (23) are arranged on the upper die (12) in a rotating mode, each cam (23) acts on one cam pressing block (22) and a plurality of the cams (23) rotate simultaneously to drive the plurality of the cam pressing blocks (22) to face the lower bending block (21) in a sliding mode to operation sequentially The position is that the bulges (221) on the cam pressing block (22) respectively extend into the corresponding first grooves (211) to bend the plate body;

and the elastic assembly is arranged on the upper die (12) and is configured to drive the cam pressing blocks (22) to respectively deviate from the lower bending block (21) to slide so as to reset to an initial position.

2. The bending processing device according to claim 1, wherein the cam pressing block (22) is annular, a protruding point (222) is arranged on an inner circumferential surface of the cam pressing block (22), the cam (23) is located on an inner side of the cam pressing block (22) and an outer edge of the cam (23) is in sliding contact with the protruding point (222), a second groove (231) is arranged on an outer edge of the cam (23), when the cam (23) rotates to enable the protruding point (222) to slide out of the second groove (231), the protruding point (221) extends into the first groove (211), and when the cam (23) rotates to enable the protruding point (222) to slide into the second groove (231), the elastic assembly drives the cam pressing block (22) to reset to the initial position.

3. The bending apparatus according to claim 2, wherein the second grooves (231) extend in a circumferential direction of the cam (23), and the second grooves (231) of the plurality of cams (23) sequentially increase or decrease in length in the circumferential direction of the cam (23) in the first direction.

4. The bending processing device according to claim 1, wherein a plurality of lower bending blocks (21) are arranged at intervals along the third direction, a plurality of protrusions (221) on each cam pressing block (22) are arranged at intervals along the third direction, and the plurality of protrusions (221) on the plurality of cam pressing blocks (22) correspond to the plurality of first grooves (211) on the plurality of lower bending blocks (21) one by one respectively.

5. The bending processing device according to claim 1, wherein a plurality of sliding grooves (121) are arranged on the upper die (12) at intervals along a first direction, the sliding grooves (121) extend along a second direction, bosses (223) are arranged on the cam pressing blocks (22), and the bosses (223) on the cam pressing blocks (22) are respectively arranged in the sliding grooves (121) in a one-to-one corresponding manner.

6. The bending processing device according to claim 1, wherein a rotating shaft (24) is rotatably disposed on the upper die (12), the plurality of cams (23) are respectively circumferentially sleeved on the rotating shaft (24) in a stop manner, and one end of the rotating shaft (24) extends out of the upper die (12) and is provided with a handle (241).

7. The bending apparatus according to claim 6, wherein two stop pins (122) are spaced apart from each other on a surface of the upper die (12) facing the handle (241), when the cam press (22) slides to the working position, the handle (241) abuts against one of the stop pins (122) to stop the rotating shaft (24) from rotating in the forward direction, and when the cam press (22) returns to the initial position, the handle (241) abuts against the other of the stop pins (122) to stop the rotating shaft (24) from rotating in the reverse direction.

8. The bending processing device according to claim 1, wherein one of the lower die (11) and the upper die (12) is provided with a positioning pin (111), and the other is provided with a positioning hole (123), and the positioning pin (111) is inserted into the positioning hole (123).

9. The bending processing device according to claim 1, wherein the elastic assembly comprises two sets of elastic members (3) arranged on the upper die (12), the two sets of elastic members (3) are respectively located on two sides of the cam pressing blocks (22) along the third direction, and each set of elastic members (3) are arranged in a V shape and are respectively connected to the plurality of cam pressing blocks (22) in a one-to-one correspondence manner.

10. The bending apparatus according to any one of claims 1 to 9, further comprising a locking mechanism (4), wherein the locking mechanism (4) comprises a rotating member (41) and a pressing arm (42), one end of the rotating member (41) is rotatably connected to the lower die (11), and the other end of the rotating member (41) is rotatably connected to the pressing arm (42), and the pressing arm (42) can press against a surface of the upper die (12) facing away from the lower die (11) to lock the upper die (12) to the lower die (11).

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