CN110280636B - Metal plate bending forming method - Google Patents
Metal plate bending forming method Download PDFInfo
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- CN110280636B CN110280636B CN201910624295.2A CN201910624295A CN110280636B CN 110280636 B CN110280636 B CN 110280636B CN 201910624295 A CN201910624295 A CN 201910624295A CN 110280636 B CN110280636 B CN 110280636B
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- bending
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/002—Positioning devices
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a sheet metal bending forming method which comprises a bottom plate, a locking device and a bending device, wherein the locking device is arranged on the left side of the upper end of the bottom plate, the bending device is arranged on the right side of the locking device, and the bending device is arranged on the right side of the upper end of the bottom plate. The device can solve the problems that the fixing effect of the plate is poor, the end part of the plate is easy to fall off when the end part of the plate is fixed by the existing device, the bending effect is influenced, the adjusting effect is poor when the plate is bent, the bending radian of the plate cannot be adjusted, the bending radius of the plate cannot be adjusted, and the like.
Description
Technical Field
The invention relates to the technical field of metal plate bending, in particular to a metal plate bending and forming method.
Background
Sheet metal machining is an important component in mechanical production, and particularly, the sheet metal parts are widely applied in the industries of aviation, household appliances, electric power, fire fighting, communication, instruments, electronic measurement and the like. The sheet metal processing includes traditional cutting, blanking, bending and pressing methods and technological parameters, various cold stamping die structures and technological parameters, various equipment working principles and operation methods, a new stamping technology and a new process, the bending process is used as the last process of most part forming (except welding process) and is also the most important process, and the final forming size and appearance of the product are directly influenced by the quality of the bending process.
At present, the existing sheet metal has the following defects in the bending process: 1. when the end part of the plate is fixed, the plate fixing effect is poor, and the end part of the plate is easy to fall off, so that the bending effect is influenced; 2. the panel beating is when bending, and the regulation effect is poor, can not adjust the crooked radian of panel, can not adjust the radius of buckling of panel beating simultaneously.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that the prior device has poor plate fixing effect when fixing the end part of the plate, the end part of the plate is easy to fall off, the bending effect is influenced, the adjustment effect is poor when the plate is bent, the bending radian of the plate cannot be adjusted, the bending radius of the plate cannot be adjusted, and the like.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the sheet metal bending forming method comprises the following steps:
s1, equipment installation: mounting the bottom plate through screws, and replacing and adjusting the radius of the supporting die according to the bending radius;
s2, cleaning the plate: cleaning dust and particle impurities on the surface of the sheet metal to be bent;
s3, fixing the plate: fixing the left end of the metal plate cleaned in the step S2 on a locking device, wherein the right end of the metal plate is positioned in the middle of a bending device;
s4, adjusting the bending radian: adjusting the distance between the bending die and the supporting die through an adjusting mechanism according to the size of the bending radian;
s5, bending, lifting and forming: bending and forming the sheet metal in the step S3 through a bending device;
s6, discharging and stacking: unloading the bent metal plates in the step S5, and carrying and stacking the unloaded metal plates;
s7, warehousing and storing: and (5) sealing the stacked metal plates in the step (S6) and then warehousing for storage.
In the sheet metal bending forming method, the working procedures in the steps S1-S7 need to be completed by matching the bottom plate, the locking device and the bending device.
The locking device is installed on the left side of the upper end of the bottom plate, the bending device is arranged on the right side of the locking device, and the bending device is installed on the right side of the upper end of the bottom plate.
Locking device include mounting bracket, concave groove, locking mechanism, cardboard and feed plate, the mounting bracket install in bottom plate upper end left side, the mounting bracket is U type structure, the mounting bracket right-hand member is provided with the open slot, the feed plate is installed to the inside right-hand member symmetry of open slot, the cardboard is installed in the inside left side of open slot, the mounting bracket left end evenly is provided with concave groove, concave groove internally mounted has locking mechanism, concrete during operation, when the panel beating left end gets into the mounting bracket inside, locking mechanism can lock fixedly the panel beating tip, the cardboard can carry out the joint to the panel beating of different thickness, prevent to bend the phenomenon that the in-process panel takes place the perk.
Locking mechanism include check lock lever, swivel, sliding block, spacing groove, connecting rod and locking plate, the concave groove inside install the check lock lever through the bearing, the check lock lever upper end is passed the mounting bracket and is installed the swivel, the symmetry is provided with the screw thread that two reverse setups on the check lock lever, be connected with the sliding block through screw-thread fit's mode on every screw thread, the sliding block passes through sliding fit's mode and is connected with the spacing groove, the spacing groove is located concave groove inside, the connecting rod is installed to the sliding block right-hand member, the locking plate is installed to connecting rod right-hand member inboard, when concrete work, rotate the swivel through artificial mode, the swivel drives the sliding block inward movement through the check lock lever, the sliding block drives the locking plate through the connecting.
The bending device comprises a support frame, a supporting die, a shaft sleeve, a connecting frame, an adjusting mechanism, a bending die and a driving cylinder, wherein the support frame is symmetrically installed on the right side of the upper end of a bottom plate, the supporting die is installed at the upper end between the support frames through a bearing, the connecting frame is installed on the outer side of the support frames through the shaft sleeve, the adjusting mechanism is installed on the inner side of the connecting frame, the bending die is installed between the adjusting mechanism through the bearing, the bending die and the supporting die rotate coaxially, the driving cylinder is installed between the upper end of the bottom plate and the connecting frame through a pin shaft, during specific work, the driving cylinder drives the bending die to bend a metal plate through the connecting frame, the adjusting mechanism can adjust the distance between the supporting die and the bending die, the size of a bending radian can be adjusted.
Preferably, the supporting die comprises an inner rotating roller and a sleeve roller, the upper end of the inner rotating roller is uniformly provided with a groove, the sleeve roller is of a circular ring-shaped structure, the inner part of the sleeve roller is uniformly provided with a protrusion, the protrusion is connected with the groove in a sliding fit mode, the outer side of the sleeve roller is uniformly provided with a clamping groove, a protection plate is arranged inside the clamping groove, the inner rotating roller and the sleeve roller are fixedly connected through screws, the radius of the supporting die can be changed by increasing or reducing the number of the sleeve rollers during specific work, and the function of adjusting the bending radius during bending is achieved.
Preferably, the adjusting mechanism comprises a driving motor, a lead screw, a moving block and a bearing seat, a rectangular groove is formed in the inner side of the connecting frame, the driving motor is installed on the left side inside the rectangular groove, an output shaft of the driving motor is connected with the lead screw through a coupler, the lead screw is installed on the connecting frame through a bearing, the moving block is arranged on the lead screw, the bearing seat is installed on the inner side of the moving block, and the adjusting mechanism can adjust the distance between the supporting die and the bending die.
Preferably, the right side of the upper end of the bottom plate is provided with a protective pad, and the middle part of the protective pad is provided with an arc-shaped groove matched with the bending die.
Preferably, the inner side of the feeding plate is of a fan-shaped structure, and the width of the opening on the left side of the feeding plate is smaller than that of the opening on the right side of the feeding plate.
Preferably, the clamping plate is of a rectangular structure, a stepped groove is formed in the clamping plate, and the width of the stepped groove is increased from inside to outside in sequence.
Preferably, the locking plate is of a rectangular structure, anti-skid grains are uniformly arranged on the inner side surface of the locking plate, and the cross section of each anti-skid grain is of a trapezoidal structure.
(III) advantageous effects
1. According to the sheet metal bending forming method, the locking device can effectively fix the end part of the sheet metal, the sheet metal fixing effect is good, and the sheet metal is not easy to fall off;
2. according to the sheet metal bending forming method, the bending device can accurately bend the sheet metal, and meanwhile, the bending radian of the sheet metal can be adjusted, the bending radius of the sheet metal can be adjusted, so that the sheet metal bending forming method is beneficial to processing the sheet metal with different bending angles;
3. the sheet metal bending forming method provided by the invention adopts a multi-point clamping fixing mode, is accurate in positioning and firm in locking, can process sheets with different bending radians and bending radiuses, and is good in using effect.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic perspective view of the base plate, locking device and bending device of the present invention;
FIG. 3 is a schematic plan view of the base plate, locking device and bending device of the present invention;
FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a cross-sectional view of a support die of the present invention;
fig. 6 is a view showing the state of use of the present invention at different degrees of curvature.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, a sheet metal bending method includes the following steps:
s1, equipment installation: installing the base plate 1 through screws, and replacing and adjusting the radius of the support die 32 according to the bending radius;
s2, cleaning the plate: cleaning dust and particle impurities on the surface of the sheet metal to be bent;
s3, fixing the plate: fixing the left end of the metal plate cleaned in the step S2 on the locking device 2, and positioning the right end of the metal plate in the middle of the bending device 3;
s4, adjusting the bending radian: adjusting the distance between the bending die 36 and the supporting die 32 through an adjusting mechanism 35 according to the bending radian;
s5, bending, lifting and forming: bending and forming the sheet metal in the step S3 through a bending device 3;
s6, discharging and stacking: unloading the bent metal plates in the step S5, and carrying and stacking the unloaded metal plates;
s7, warehousing and storing: and (5) sealing the stacked metal plates in the step (S6) and then warehousing for storage.
In the sheet metal bending forming method, the working procedures in the steps S1-S7 need to be completed by matching the bottom plate 1, the locking device 2 and the bending device 3.
The left side of the upper end of the bottom plate 1 is provided with a locking device 2, the right side of the locking device 2 is provided with a bending device 3, and the bending device 3 is arranged on the right side of the upper end of the bottom plate.
The locking mechanism 23 comprises a locking rod 231, a rotating ring 232, a sliding block 233, a limiting groove 234, a connecting rod 235 and a locking plate 236, the locking rod 231 is installed inside the concave groove 22 through a bearing, the rotating ring 232 is installed at the upper end of the locking rod 231 after penetrating through the installation frame 21, two reversely-opened threads are symmetrically arranged on the locking rod 231, the sliding block 233 is connected to each thread in a thread fit manner, the sliding block 233 is connected to the limiting groove 234 in a slide fit manner, the limiting groove 234 is located inside the concave groove 22, the connecting rod 235 is installed at the right end of the sliding block 233, the locking plate 236 is installed on the inner side of the right end of the connecting rod 235, the locking plate 236 is of a rectangular structure, anti-skid grains are evenly arranged on the inner side face of the locking plate 236, the cross section of the anti-skid grains is of a trapezoidal structure, when the locking mechanism works, the rotating ring 232, the sliding block 233 drives the locking plate 236 to lock and fix the metal plate through the connecting rod 235.
The inboard fan-shaped structure that is of feed plate 25, and the left opening width of feed plate 25 is less than the opening width on feed plate 25 right side, when the panel beating was bent, the area of contact of feed plate 25 of fan-shaped structure can increase with the panel beating, avoids bending in-process mounting bracket 21 and takes place to damage.
The bending device 3 comprises a supporting frame 31, a supporting die 32, a shaft sleeve 33, a connecting frame 34, an adjusting mechanism 35, a bending die 36 and a driving cylinder 37, the right side of the upper end of the bottom plate 1 is symmetrically provided with a support frame 31, the upper end between the support frames 31 is provided with a support die 32 through a bearing, the outer side of the support frame 31 is provided with a connecting frame 34 through a shaft sleeve 33, the inner side of the connecting frame 34 is provided with an adjusting mechanism 35, a bending die 36 is arranged between the adjusting mechanisms 35 through a bearing, the bending die 36 and the support die 32 rotate coaxially, a driving cylinder 37 is arranged between the upper end of the bottom plate 1 and the connecting frame 34 through a pin shaft, the driving cylinder 37 drives the bending die 36 to bend the metal plate through the connecting frame 34, the adjusting mechanism 35 can adjust the distance between the supporting die 32 and the bending die 36, further, the size of the bending radian can be adjusted, and the support die 32 can adjust the bending radius during bending.
The adjusting mechanism 35 comprises a driving motor 351, a lead screw 352, a moving block 353 and a bearing seat 354, a rectangular groove is formed in the inner side of the connecting frame 34, the driving motor 351 is installed on the left side inside the rectangular groove, an output shaft of the driving motor 351 is connected with the lead screw 352 through a coupler, the lead screw 352 is installed on the connecting frame 34 through a bearing, the moving block 353 is arranged on the lead screw 352, the bearing seat 354 is installed on the inner side of the moving block 353, and the adjusting mechanism 35 can adjust the distance between the support die 32 and the bending die 36.
The right side of the upper end of the bottom plate 1 is provided with a protective pad, the middle of the protective pad is provided with an arc-shaped groove matched with the bending die 36, the protective pad can support the bending die 36, and the bending die 36 is prevented from colliding with the bottom plate 1.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A sheet metal bending forming method is characterized in that: the sheet metal bending forming method comprises the following steps:
s1, equipment installation: the bottom plate (1) is installed through screws, and the radius of the supporting die (32) is replaced and adjusted according to the bending radius;
s2, cleaning the plate: cleaning dust and particle impurities on the surface of the sheet metal to be bent;
s3, fixing the plate: fixing the left end of the metal plate cleaned in the step S2 on the locking device (2), and positioning the right end of the metal plate in the middle of the bending device (3);
s4, adjusting the bending radian: according to the size of the bending radian, the distance between the bending die (36) and the supporting die (32) is adjusted through an adjusting mechanism (35);
s5, bending, lifting and forming: bending and forming the sheet metal in the step S3 through a bending device (3);
s6, discharging and stacking: unloading the bent metal plates in the step S5, and carrying and stacking the unloaded metal plates;
s7, warehousing and storing: sealing the stacked metal plates in the step S6 and then warehousing for storage;
in the sheet metal bending forming method, the working procedures in the steps S1-S7 need to be completed by the matching of the bottom plate (1), the locking device (2) and the bending device (3), wherein:
the left side of the upper end of the bottom plate (1) is provided with a locking device (2), the right side of the locking device (2) is provided with a bending device (3), and the bending device (3) is arranged on the right side of the upper end of the bottom plate;
the locking device (2) comprises a mounting frame (21), a concave groove (22), a locking mechanism (23), a clamping plate (24) and a feeding plate (25), the mounting frame (21) is mounted on the left side of the upper end of the bottom plate (1), the mounting frame (21) is of a U-shaped structure, an open groove is formed in the right end of the mounting frame (21), the feeding plate (25) is symmetrically mounted at the right end inside the open groove, the clamping plate (24) is mounted on the left side inside the open groove, the concave groove (22) is uniformly formed in the left end of the mounting frame (21), and the locking mechanism (23) is mounted inside the;
the locking mechanism (23) comprises a locking rod (231), a rotating ring (232), a sliding block (233), a limiting groove (234), a connecting rod (235) and a locking plate (236), the locking rod (231) is installed inside the concave groove (22) through a bearing, the rotating ring (232) is installed at the upper end of the locking rod (231) through an installation frame (21), two reversely-arranged threads are symmetrically arranged on the locking rod (231), the sliding block (233) is connected to each thread in a thread fit mode, the sliding block (233) is connected with the limiting groove (234) in a sliding fit mode, the limiting groove (234) is located inside the concave groove (22), the connecting rod (235) is installed at the right end of the sliding block (233), and the locking plate (236) is installed on the inner side of the right end of the connecting rod (235);
bending apparatus (3) including support frame (31), a support mould (32), axle sleeve (33), link (34), adjustment mechanism (35), bender (36) and drive actuating cylinder (37), bottom plate (1) upper end right side symmetry install support frame (31), support mould (32) are installed through the bearing in the upper end between support frame (31), link (34) are installed through axle sleeve (33) in support frame (31) outside, adjustment mechanism (35) are installed to link (34) inboard, install bender (36) through the bearing between adjustment mechanism (35), bender (36) and a support mould (32) coaxial rotation, install through the round pin axle between bottom plate (1) upper end and link (34) and drive actuating cylinder (37).
2. The sheet metal bending forming method according to claim 1, characterized in that: support mould (32) including internal rotation rod (321) and cover roller (322), internal rotation rod (321) upper end evenly be provided with the recess, cover roller (322) are the round annular structure, cover roller (322) inside evenly is provided with the arch, protruding mode and groove connection through sliding fit, cover roller (322) outside evenly is provided with the draw-in groove, draw-in groove internally mounted has the guard plate, passes through screw fixed connection between internal rotation rod (321) and the cover roller (322).
3. The sheet metal bending forming method according to claim 1, characterized in that: the adjusting mechanism (35) comprises a driving motor (351), a lead screw (352), a moving block (353) and a bearing seat (354), wherein a rectangular groove is formed in the inner side of the connecting frame (34), the driving motor (351) is installed on the left side inside the rectangular groove, an output shaft of the driving motor (351) is connected with the lead screw (352) through a coupling, the lead screw (352) is installed on the connecting frame (34) through a bearing, the moving block (353) is arranged on the lead screw (352), and the bearing seat (354) is installed on the inner side of the moving block (353).
4. The sheet metal bending forming method according to claim 1, characterized in that: the right side of the upper end of the bottom plate (1) is provided with a protective pad, and the middle part of the protective pad is provided with an arc-shaped groove matched with the bending die (36).
5. The sheet metal bending forming method according to claim 1, characterized in that: the inner side of the feeding plate (25) is of a fan-shaped structure, and the width of an opening on the left side of the feeding plate (25) is smaller than that of an opening on the right side of the feeding plate (25).
6. The sheet metal bending forming method according to claim 1, characterized in that: the clamping plate (24) is of a rectangular structure, a stepped groove is formed in the clamping plate (24), and the width of the stepped groove is increased from inside to outside in sequence.
7. The sheet metal bending forming method according to claim 1, characterized in that: the locking plate (236) is of a rectangular structure, anti-skid grains are uniformly arranged on the inner side surface of the locking plate (236), and the cross section of each anti-skid grain is of a trapezoidal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910624295.2A CN110280636B (en) | 2019-07-11 | 2019-07-11 | Metal plate bending forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910624295.2A CN110280636B (en) | 2019-07-11 | 2019-07-11 | Metal plate bending forming method |
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| CN110280636A CN110280636A (en) | 2019-09-27 |
| CN110280636B true CN110280636B (en) | 2020-10-02 |
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| CN201910624295.2A Active CN110280636B (en) | 2019-07-11 | 2019-07-11 | Metal plate bending forming method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111203770B (en) * | 2020-01-17 | 2021-08-17 | 芜湖职业技术学院 | Building decorative panel shaping device |
| CN115194898B (en) * | 2022-07-14 | 2023-04-18 | 湖北萨莱玛木结构工程有限公司 | Wood structure construction panel setting device that bends |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5577931A (en) * | 1978-12-11 | 1980-06-12 | Shin Meiwa Ind Co Ltd | Supporting apparatus for bending material |
| CN105170805A (en) * | 2015-11-03 | 2015-12-23 | 山东莱钢建设有限公司 | Pressing mold and press for bending steel plates |
| CN206253491U (en) * | 2016-11-24 | 2017-06-16 | 重庆津浦科技发展有限公司 | Aluminium sheet apparatus for bending |
| US10792717B2 (en) * | 2017-01-20 | 2020-10-06 | Cln Of South Florida, Inc. | Bending device with rotating bending dies |
| CN208408117U (en) * | 2018-06-15 | 2019-01-22 | 台山市华强钢结构工程有限公司 | A kind of color steel plate bending equipment with fixed clamping device |
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