CN114406061B - Bending processing device - Google Patents
Bending processing device Download PDFInfo
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- CN114406061B CN114406061B CN202210066263.7A CN202210066263A CN114406061B CN 114406061 B CN114406061 B CN 114406061B CN 202210066263 A CN202210066263 A CN 202210066263A CN 114406061 B CN114406061 B CN 114406061B
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- 238000005452 bending Methods 0.000 title claims abstract description 128
- 238000003825 pressing Methods 0.000 claims abstract description 105
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 230000002093 peripheral effect Effects 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 21
- 229910052802 copper Inorganic materials 0.000 abstract description 21
- 239000010949 copper Substances 0.000 abstract description 21
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 4
- 230000003993 interaction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/20—Bending sheet metal, not otherwise provided for
- B21D11/206—Curving corrugated sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/22—Auxiliary equipment, e.g. positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
本发明涉及折弯加工技术领域，尤其涉及一种折弯加工装置，用于折弯铜基材软板，包括支撑机构、折弯机构和弹性组件，支撑机构包括下模和可拆卸设置于下模上的上模；折弯机构包括下折弯块、多个凸轮压块和多个凸轮，凸轮压块滑动设置于上模上，凸轮压块上设置有凸起，下折弯块设置于下模上且其上设置有多个第一凹槽；多个凸轮同轴转动设置于上模上，每个凸轮作用于一个凸轮压块，多个凸轮同时转动带动多个凸轮压块依次朝向下折弯块滑动至作业位置，以使凸起分别伸入对应的第一凹槽内将铜基材软板折弯；弹性组件设置于上模上，用于驱动多个凸轮压块分别背离下折弯块滑动以复位至初始位置。本发明的折弯加工装置能够将产品折弯成波浪弯折形状。
The present invention relates to the field of bending processing technology, and in particular to a bending processing device for bending a copper-based soft board, comprising a supporting mechanism, a bending mechanism and an elastic component, wherein the supporting mechanism comprises a lower die and an upper die 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, wherein the cam pressing block is slidably arranged on the upper die, a protrusion is arranged on the cam pressing block, and the lower bending block is arranged on the lower die and a plurality of first grooves are arranged thereon; a plurality of cams are coaxially rotatably arranged on the upper die, each cam acts on a cam pressing block, and a plurality of cams rotate simultaneously to drive a plurality of cam pressing blocks to slide toward the lower bending block to an operating position in turn, so that the protrusions extend into the corresponding first grooves respectively to bend the copper-based soft board; the elastic component is arranged on the upper die, and is used to drive a plurality of cam pressing blocks to slide away from the lower bending block respectively to reset to the initial position. The bending processing device of the present invention can bend the product into a wave-bending shape.
Description
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 scenes, the structural space requirements of the electronic products are gradually increased, for example, a flexible board of a copper substrate needs to be processed into a wave-shaped bending. However, the existing bending equipment and technology for small-size copper substrate flexible boards in electronic products are generally in unidirectional bending, and cannot meet the requirement of wavy bending. Therefore, a bending apparatus is needed to meet the manufacturing requirements of such electronic components.
Disclosure of Invention
The invention aims to provide a bending processing device which is used for bending a copper base material soft board into a wave bending shape and is simple to operate.
In order to achieve the above object, the following technical scheme is provided:
a bending processing device for bending a plate body, comprising:
The support 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, a plurality of cam press blocks and a plurality of cams, wherein the cam press blocks and the cams are respectively arranged along a first direction, the cam press blocks are arranged on the upper die in a sliding manner along a second direction, a plurality of first grooves are formed in the cam press blocks at intervals along the first direction, the protrusions and the first grooves extend along a third direction and are in one-to-one correspondence, the first direction, the second direction and the third direction are respectively perpendicular to each other, the cams are respectively arranged on the upper die in a rotating manner, each cam acts on one cam press block, and the cams simultaneously rotate to drive the cam press blocks to sequentially slide towards the lower bending blocks to an operating position, so that the protrusions on the cam press blocks respectively extend into the corresponding first grooves to bend the plate body;
The elastic component is arranged on the upper die and is configured to drive the cam pressing blocks to respectively deviate from the lower bending blocks so as to reset to the initial position.
Further, the cam briquetting is annular, be provided with the bump on the inner peripheral surface of cam briquetting, the cam is located the inboard of cam briquetting and its outward flange slip butt bump, be provided with the second recess on the outward flange of cam, the cam rotates so that the bump roll off the second recess in, the arch stretches into in the first recess, the cam rotates so that the bump roll on in the second recess in, the elastic component drive the cam briquetting resets to the initial position.
Further, the second grooves extend along the circumferential direction of the cam, and the lengths of the second grooves on the plurality of cams along the circumferential direction of the cam are sequentially increased or sequentially decreased along the first direction.
Further, the lower bending block is provided with a plurality of protrusions along the third direction at intervals, each cam pressing block is provided with a plurality of protrusions along the third direction at intervals, and the protrusions on the cam pressing blocks are respectively in one-to-one correspondence with the first grooves on the lower bending block.
Further, a plurality of sliding grooves are formed in the upper die at intervals along the first direction, the sliding grooves extend along the second direction, a boss is arranged on the cam pressing block, and the bosses on the cam pressing block are respectively arranged in the sliding grooves in a one-to-one corresponding sliding mode.
Further, a rotating shaft is rotatably arranged on the upper die, a plurality of cams are respectively sleeved on the rotating shaft in a circumferential stopping mode, and one end of the rotating shaft extends out of the upper die and is provided with a handle.
Further, 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 working position, the handle abuts against one of the stop pins to stop the rotating shaft from rotating in the forward direction, and when the cam pressing block is reset to the initial position, the handle abuts against the other of the stop pins to stop the rotating shaft from rotating in the reverse direction.
Further, in both the lower die and the upper die, one is provided with a positioning pin, and the other is provided with a positioning hole, and the positioning pin is arranged in the positioning hole in a penetrating manner.
Further, the elastic component comprises two groups of elastic pieces arranged on the upper die, the two groups of elastic pieces are respectively located at two sides of the cam pressing block along the third direction, and each group of elastic pieces are arranged in a V shape and are respectively connected with the cam pressing blocks in a one-to-one correspondence mode.
Further, the locking mechanism comprises a rotating piece and a pressing arm, one end of the rotating piece is rotationally connected with the lower die, the other end of the rotating piece is rotationally connected with the pressing arm, and the pressing arm can press against the surface of the upper die, which is away from the lower die, so that the upper die is locked on the lower die.
The beneficial effects of the invention are as follows:
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 mechanism is utilized to bend the plate body under the matching of the elastic component. The cam pressing block slides to the operation position towards the downward bending block under the rotation of the cam, the bulge on the cam pressing block gradually stretches into the first groove in the process, the plate body placed on the downward bending block is pressed against the first groove by the bulge, so that bending is processed on the plate body, the cam can be rotated back to the original position after the bending operation is finished, and the cam pressing block is reset to the initial position under the action of the elastic component, so that the operation is simple. According to the bending mechanism, under the matching of the bulges on the cam pressing blocks and the first grooves on the lower bending block, the cams simultaneously rotate to enable the cam pressing blocks to sequentially slide towards the lower bending block to the operation position, so that the bulges on the cam pressing blocks can sequentially bend a plurality of positions of the plate body in the bending operation process, and the plate body is bent to form a wavy bending shape.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the description of the embodiments of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the contents of the embodiments of the present invention and these drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic structural diagram of a bending device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an exploded structure of a bending device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a bending device according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an exploded structure of a bending device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram III of a bending device according to an embodiment of the present invention;
fig. 6 is a schematic diagram III of an exploded structure of a bending device according to an embodiment of the present invention;
fig. 7 is a schematic diagram of an exploded structure of a bending device according to an embodiment of the present invention;
Fig. 8 is a schematic structural diagram of a locking mechanism of a bending device according to an embodiment of the present invention.
In the figure:
1-supporting mechanism, 11-lower die, 111-locating pin, 112-lower die fixing block, 1121-locating slot, 113-lower die supporting plate, 12-upper die, 121-sliding slot, 122-stop pin, 123-locating hole, 124-containing slot, 125-mounting hole, 126-guide block and 127-supporting block;
2-bending mechanism, 21-lower bending block, 211-first groove, 22-cam press block, 221-protrusion, 222-bump, 223-boss, 224-connecting part, 23-cam, 231-second groove, 24-rotating shaft, 241-handle and 2411-limit groove;
3-an elastic member;
4-locking mechanism, 41-rotating piece, 411-rotating rod, 42-pressing arm and 421-pressing surface.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be further described by the following detailed description with reference to the accompanying drawings.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those conventionally put in use, are merely for convenience of describing the present invention, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, 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, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected or detachably connected, mechanically connected or electrically connected, directly connected or indirectly connected through intermediaries, or may be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, an embodiment of the present invention provides a bending device for bending a board body, such as a copper substrate flexible board, comprising a supporting mechanism 1, a bending component 2, a moving component 3 and an elastic component, wherein 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; the bending mechanism 2 comprises a lower bending block 21 arranged on the lower die 11, a plurality of cam pressing blocks 22 and a plurality of cams 23, wherein the plurality of cam pressing blocks 22 and the plurality of cams 23 are respectively arranged on the upper die 12 in a sliding manner along a first direction, a plurality of first grooves 211 are formed in the lower bending block 21 at intervals along the first direction, the plurality of first grooves 211 and the plurality of first grooves 211 extend along a third direction respectively, the first direction, the second direction and the third direction are respectively perpendicular 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, the third direction is a direction shown by an arrow ef in fig. 2, the plurality of cams 23 are respectively arranged on the upper die 12 in a rotating manner, each cam 23 acts on one cam pressing block 22, the plurality of cams 23 simultaneously rotate to drive the plurality of cam pressing blocks 22 to sequentially slide to an operation position towards the lower bending block 21, the plurality of first grooves 211 are respectively stretched into the plurality of first grooves 211 to enable the copper substrate soft plates to be arranged on the upper die 12, the elastic component is arranged on the upper die 12, and the cams are respectively driven to be reset to the plurality of initial bending blocks 21.
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 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 utilized to bend the copper substrate soft board under the matching of the elastic component. Specifically, under the rotation of the cam 23, the cam pressing block 22 slides towards the lower bending block 21 to the working position, in the process, the protrusion 221 on the cam pressing block 22 gradually stretches into the first groove 211, then the copper substrate soft board placed on the lower bending block 21 is pressed against the protrusion 221 towards the first groove 211, so that bending is processed on the copper substrate soft board, after the bending operation is finished, the cam 23 can be rotated back to the original position, and the cam pressing block 22 is reset to the original position under the action of the elastic component. In the bending mechanism 2 in this embodiment, under the cooperation of the protrusions 221 on the cam pressing blocks 22 and the first grooves 211 on the lower bending block 21, the cams 23 rotate simultaneously to enable the cam pressing blocks 22 to sequentially slide towards the lower bending block 21, so that the protrusions 221 on the cam pressing blocks 22 can sequentially bend a plurality of positions of the copper substrate flexible board in the bending operation process, and the copper substrate flexible board is bent to form a wavy bending shape.
Alternatively, referring to fig. 2 and 4, the cam block 22 is ring-shaped, a bump 222 is provided on an inner circumferential surface of the cam block 22, a cam 23 is located at an inner side of the cam block 22 and an outer edge thereof is slidably abutted against the bump 222, a second groove 231 is provided on an outer edge of the cam 23, when the cam 23 rotates to slide the bump 222 out of the second groove 231, the cam block 22 slides toward the lower bending block 21 to a working position, the bump 221 extends into the first groove 211, and when the cam 23 rotates to slide the bump 222 into the second groove 231, the elastic assembly drives the cam block 22 to return to an initial position. Through the sliding abutment of the protruding point 222 on the cam pressing block 22 and the outer edge of the cam 23 and the sliding cooperation of the protruding point 222 and the second groove 231 arranged on the outer edge of the cam 23, when the cam 23 rotates for different angles, the protruding point 222 on the cam pressing block 22 is positioned in the second groove 231 or abuts against 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 back and forth between the working position and the initial position along the second direction, and then the protrusion 221 on the cam pressing block 22 can extend into the first groove 211 or retract outside the first groove 211.
Optionally, referring to fig. 4 and 5, the second grooves 231 extend along the circumference of the cam 23, the lengths of the second grooves 231 on the plurality of cams 23 along the circumference of the cam 23 increase or decrease sequentially along the first direction, so that in the process of simultaneously rotating the plurality of cams 23, according to the difference of the lengths of the second grooves 231 on each cam 23, the lengths of the protruding points 222 on the plurality of cam pressing blocks 22 arranged along the first direction slide in the corresponding second grooves 231, and then the lengths of the protruding points 222 on the plurality of cam pressing blocks 22 arranged along the first direction increase or decrease sequentially, so that the plurality of cam pressing blocks 22 slide to the working position towards the lower bending blocks 21 sequentially in the process of simultaneously rotating the plurality of cams 23, and then the protrusions 221 on the protruding points can extend into the corresponding second grooves 231 sequentially to bend the copper substrate soft board to form a wave bending shape.
Alternatively, referring to fig. 4 and 7, the lower bending blocks 21 are provided with two protrusions 221 on each cam pressing block 22 at intervals along the third direction, the two protrusions 221 on each cam pressing block 22 respectively correspond to the first grooves 211 on the two lower bending blocks 21, and the plurality of protrusions 221 on the plurality of cam pressing blocks 22 respectively correspond to the plurality of first grooves 211 on the plurality of lower bending blocks 21 one by one. Through setting up two lower bending blocks 21 and every cam briquetting 22 on the interval set up two archs 221, on the one hand make bending device in this embodiment can carry out the wave to two products simultaneously and buckle, on the other hand also can once only process out two wave respectively to the different positions on the product and buckle, improve operating efficiency.
Optionally, referring to fig. 4 and 6, the upper mold 12 is rotatably provided with a rotating shaft 24, and the plurality of cams 23 are respectively circumferentially sleeved on the rotating shaft 24 by a stop, for example, a cutting surface is arranged on the rotating shaft, and the cams are provided with matched non-circular holes corresponding to the rotating shaft, so that the cams can be circumferentially sleeved on the rotating shaft, and the cams can be sequentially according to the requirement. However, the present invention is not limited thereto, and in other embodiments, a plurality of cams may be integrally formed with the rotating shaft in advance, or may be sequentially fixed to the rotating shaft by other means. One end of the rotating shaft 24 protrudes out of the upper die 12 and is provided with a handle 241. The rotating shaft 24 is rotated by operating the handle 241 so that the rotating shaft 24 drives the cams 23 to rotate, namely, the rotating shaft 24 rotates positively to drive the cams 23 to rotate clockwise by taking the axial direction of the rotating shaft 24 as the axis, or the rotating shaft 24 rotates positively to drive the cams 23 to rotate anticlockwise by taking the axial direction of the rotating shaft 24 as the axis, so that the cam pressing blocks 22 are driven to bend on the lower bending block 21, and the operation is simple and trouble-free.
Alternatively, referring to fig. 4 and 6, two stop pins 122 are disposed on the surface of the upper die 12 facing the handle 241 at intervals, the two stop pins 122 are located at two sides of the rotating shaft 24 along the radial direction of the rotating shaft 24, when the cam pressing block 22 slides to the working position, the handle 241 abuts against one stop pin 122 to stop the rotating shaft 24 from rotating forward, 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 reversely, and by providing the two stop pins 122, the protection effect is formed on each part of the folding processing device, namely, the excessive movement of the operation handle 241 is prevented, the rotating shaft 24 is guaranteed to rotate within the working angle range, the damage of parts caused by the excessive rotation of the rotating shaft 24 is avoided, and meanwhile, the working efficiency is improved. Above-mentioned structure is through two stopping round pins 122 and handle 241 cooperation, realizes through utilizing handle 241 operation pivot 24 forward rotation different angles, drives a plurality of cam briquetting 22 and slides towards bending down piece 21 in proper order, and then in a plurality of cam briquetting 22 on protruding 221 can stretch into corresponding second recess 231 in proper order with copper substrate soft board bending form the wave shape of buckling, utilizes handle 241 reverse rotation different angles simultaneously, and elastic component can drive a plurality of cam briquetting 22 in proper order and reset to initial position.
Optionally, in the bending device in this embodiment, during the bending operation, the stop pin 122 abutting against one side of the rotating shaft 24 by the handle 241 is taken 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 edges of the second grooves 231 on the corresponding cams 23, then the rotating shaft 24 is rotated forward by the handle 241, for example, the rotating shaft 24 rotates clockwise with its own axial direction as an axis, as the rotating shaft 24 rotates sequentially by different angles, the protruding points 222 on the plurality of cam pressing blocks 22 slide out of the corresponding second grooves 231 sequentially in sequence time and then abut against the outer edges of the cams 23, so that when the rotating shaft 24 rotates to the corresponding angle, the corresponding one of the cam pressing blocks 22 slides towards the lower bending block 21 to the operation position, and the protruding points 221 on the cam pressing blocks extend into the corresponding first grooves 211 to bend the copper substrate soft board, thereby realizing that the protruding points 221 on the plurality of cam pressing blocks 22 extend into the corresponding second grooves 231 sequentially in sequence time to bend the copper substrate soft board to form a wave-shaped bending shape; finally, the rotating shaft 24 is reversely rotated through the handle 241, for example, the rotating shaft 24 is rotated anticlockwise by taking the axial direction of the rotating shaft as an axis, the cams 23 are respectively rotated and sequentially reset to the initial positions, the rotating shaft 24 is reversely rotated to the limit positions and cannot be continuously rotated reversely, in the process, under the action of the elastic force of the elastic component, the cam pressing blocks 22 are slid away from the lower bending block 21 and sequentially reset to the initial positions, the protruding points 222 on the cam pressing blocks 22 slide into the second grooves 231 on the corresponding cams 23 respectively, so that one bending operation of the bending device is finished, and the above operation is repeated, so that the copper base material soft board can be circularly bent.
Alternatively, referring to fig. 3 and 6, limiting grooves 2411 are respectively formed on both sides of the handle 241, when the cam pressing block 22 slides to the working position, i.e. the rotating shaft 24 rotates forward to the limit position, one of the stop pins 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 pressing block 22 resets to the initial position, i.e. the rotating shaft 24 rotates backward to the limit 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, thereby protecting each part of the bending device and improving the working efficiency.
Alternatively, referring to fig. 4, a plurality of sliding grooves 121 are provided on the upper die 12 at intervals along the first direction, the sliding grooves 121 extend along the second direction, a boss 223 is provided on the cam block 22, and the bosses 223 on the plurality of cam blocks 22 are slidably provided in the plurality of sliding grooves 121, respectively. Through setting up a plurality of spouts 121 respectively with the boss 223 sliding fit on a plurality of cam briquetting 22, both can guarantee the stability when cam briquetting 22 slides, avoid cam briquetting 22 to rock or skew, also make the slip operation of a plurality of cam briquetting 22 not interfere with each other, and then can be according to the second recess 231 length difference on a plurality of cams 23, a plurality of cam briquetting 22 slide to the operation position according to the piece 21 of bending down in proper order or deviate from the piece 21 of bending down in proper order and slide to initial position.
Alternatively, referring to fig. 4 and 5, the upper die 12 is provided with a receiving groove 124 therethrough in the second direction, and the plurality of cams 23 and the plurality of cam pressing pieces 22 are respectively received in the receiving groove 124. Optionally, along the third direction, a plurality of sliding grooves 121 are formed on the groove walls on two sides of the accommodating groove 124, and the cam pressing block 22 is respectively provided with a boss 223 on two side surfaces along the third direction, and the two bosses 223 on the cam pressing block 22 are respectively correspondingly and slidably arranged in the two sliding grooves 121 on the groove walls on two sides of the accommodating groove 124. By arranging the bosses 223 on both side surfaces of the cam pressing block 22 to be in sliding fit with the sliding grooves 121, the stability of the cam pressing block 22 during sliding is further enhanced, and the cam pressing block 22 is prevented from shaking or shifting.
Alternatively, referring to fig. 3 and 4, the upper die 12 in this embodiment includes a guide block 126 and a support block 127 that are connected to each other along a first direction, the accommodating groove 124 is formed 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 sequentially passes through the accommodating groove 124 and the guide block 126 and is connected to the handle 241 through a surface of the guide block 126 facing away from the support block 127. The upper die 12 is formed by the guide block 126 and the support block 127, 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 sequence.
Alternatively, referring to fig. 6, 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, the positioning pin 111 is inserted into the positioning hole 123, and when the upper die 12 is assembled on the lower die 11, the positioning pin 111 and the positioning hole 123 can be matched to ensure that the first groove 211 of the lower bending block 21 on the lower die 11 is aligned with the protrusion 221 of the cam pressing block 22 on the upper die 12, so as to ensure the processing quality of the bending processing device. Alternatively, a plurality of positioning pins 111 and positioning holes 123 are provided, and each positioning pin 111 is correspondingly inserted into one positioning hole 123.
Alternatively, referring to fig. 6, the lower die 11 in the present embodiment includes a lower die supporting plate 113 and a lower die fixing block 112 provided on the lower die supporting plate 113, and the positioning pins 111 are provided on the lower die 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 number of the positioning grooves 1121 may be two according to the number of the lower bending blocks 21, and each lower bending block 21 is accommodated in one positioning groove 1121.
Alternatively, referring to fig. 4, the elastic assembly includes two sets of elastic members 3 provided on the upper die 12, and the elastic members 3 may be springs. Along the third direction, two groups of elastic pieces 3 are respectively located at two sides of the cam pressing block 22, each group of elastic pieces 3 are arranged in a V shape and are respectively connected to the cam pressing blocks 22 in a one-to-one correspondence manner, and the tips of the V shapes are arranged along the third direction. By arranging each set of elastic members 3 in a V-shape, it is convenient to position two sets of elastic members 3 on the upper die 12 when more cam press pieces 22 are arranged in a smaller length in the first direction. By providing two sets of elastic members 3 to configure each cam press 22 with two elastic members 3, sufficient and symmetrical elastic force is provided to the cam press 22, ensuring that the cam press 22 is quickly and stably reset to the initial position under the action of the elastic assembly.
Alternatively, referring to fig. 4, two rows of mounting holes 125 are provided on the surface of the upper mold 12 facing away from the lower mold 11, and along the third direction, the two rows of mounting holes 125 are respectively located at two sides of the receiving groove 124, each row of mounting holes 125 is arranged at intervals along the first direction, and the two rows of elastic members 3 are respectively mounted on the two rows of mounting holes 125 in a one-to-one correspondence. In the third direction, the outer surfaces of both sides of each cam block 22 are respectively provided with a connecting portion 224, and 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 block 22. The connection portions 224 extend in the third direction, and the lengths of the connection portions 224 on the plurality of cam pressing pieces 22 in the third direction are set according to the arrangement shape of each group of elastic members 3.
Optionally, referring to fig. 5, 6 and 8, the bending processing 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, the other end 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. By arranging the locking mechanism 4, the upper die 12 is positioned on the lower die 11 through the cooperation of the positioning pin 111 and the positioning hole 123 before bending operation, then the rotating piece 41 and the pressing arm 42 are rotated to press the pressing arm 42 against the surface of the upper die 12, which is away from the lower die 11, so that the upper die 12 and the lower die 11 are locked along the second direction, when tension along the second direction is generated in the bending operation process of the bending mechanism 2, interaction force opposite to the tension is formed between the pressing arm 42 and the surface of the upper die 12, which is away from the lower die 11, so that the pressing 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 in the bending operation.
Alternatively, referring to fig. 5, 6 and 8, the pressing arm 42 is rotatably connected to the rotating member 41 by a pin, so as to ensure the strength, and when the surface of the pressing arm 42 pressed against the upper die 12 is a pressing surface 421, the pressing surface 421 is a plane. The above arrangement makes the tension generated by the bending mechanism 2 during the bending operation transferred to the pin, that is, the pin is utilized to bear the interaction force along the second direction formed between the pressing arm 42 and the surface of the upper die 12 facing away from the lower die 11, and meanwhile, the pressing arm 42 can be ensured to stably and reliably press against the surface of the upper die 12 facing away from the lower die 11 by virtue of the planar pressing surface 421, so as to ensure that the pressing arm 42 is firmly locked on the upper die 12 to form a locking pair.
Alternatively, referring to fig. 8, a rotating rod 411 is provided at an end of the rotating member 41 facing away from the pressing arm 42, and the rotating rod 411 is rotatably disposed through the lower die 11. For the locking mechanism 4, cavities or grooves for rotating and accommodating the rotating member 41 are respectively formed on the lower die 11 and the upper die 12 in the 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 from the lower die 11.
The bending device in this embodiment comprises the following steps of firstly placing a copper substrate soft board on a lower bending block 21 on a lower die 11, then positioning an upper die 12 on the lower die 11, locking a pressing arm 42 on the upper die 12, then rotating a rotating shaft 24 forward from an initial position by operating a handle 241, sequentially bending a plurality of positions on the copper substrate soft board by protrusions 221 on a plurality of cam press blocks 22 under the rotation of the rotating shaft 24, and taking out the copper substrate soft board after the rotating shaft 24 rotates forward until the handle 241 is abutted against a stop pin 122, wherein the protrusions 221 on the plurality of cam press blocks 22 extend into corresponding first grooves 211 on the lower bending block 21, namely, the copper substrate soft board is processed into a wavy bending shape at the moment, then maintaining the pressure for a certain period of time, finally rotating the rotating shaft 24 reversely by operating the handle 241, resetting the plurality of cams 23 and the plurality of cam press blocks 22 to the initial position in sequence, withdrawing the pressing arm 42 from the upper die 12, and then removing the upper die 12.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. 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, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (8)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210066263.7A CN114406061B (en) | 2022-01-20 | 2022-01-20 | Bending processing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210066263.7A CN114406061B (en) | 2022-01-20 | 2022-01-20 | Bending processing device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162589A (en) * | 2014-08-20 | 2014-11-26 | 江苏大学 | Automatic device for fuse hole punching and hole punching method |
| CN210450463U (en) * | 2019-06-20 | 2020-05-05 | 南京云天波管补偿器有限公司 | A shearing machine for the production of expansion joints |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191304973A (en) * | 1913-02-27 | 1913-09-11 | George Frederick Handel Beard | Improved Means for Corrugating Metal or other Sheets. |
| DE800480C (en) * | 1948-10-02 | 1950-11-09 | Ind Werke Karlsruhe A G | Rolling device for producing annular grooves on thin-walled tubes |
| FR1464667A (en) * | 1965-09-17 | 1967-01-06 | Commissariat Energie Atomique | Fin Series Corrugating Machine |
| WO2006090502A1 (en) * | 2005-02-25 | 2006-08-31 | Hidaka Seiki Kabushiki Kaisha | Corrugate-fin producing apparatus |
| JP5517082B2 (en) * | 2012-01-17 | 2014-06-11 | 株式会社デンソー | Corrugated sheet manufacturing apparatus, corrugated sheet manufacturing method, and heat exchanger |
| CN104985055B (en) * | 2015-07-15 | 2017-12-01 | 成都天创精密模具有限公司 | A kind of eccentric wheel bending mechanism |
| EP3360620A1 (en) * | 2017-02-10 | 2018-08-15 | Linde Aktiengesellschaft | Method and device for producing a corrugated package sheet for a structured package |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162589A (en) * | 2014-08-20 | 2014-11-26 | 江苏大学 | Automatic device for fuse hole punching and hole punching method |
| CN210450463U (en) * | 2019-06-20 | 2020-05-05 | 南京云天波管补偿器有限公司 | A shearing machine for the production of expansion joints |
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