CN108994118A - A kind of hand sheet metal bending device - Google Patents

A kind of hand sheet metal bending device Download PDF

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Publication number
CN108994118A
CN108994118A CN201810607201.6A CN201810607201A CN108994118A CN 108994118 A CN108994118 A CN 108994118A CN 201810607201 A CN201810607201 A CN 201810607201A CN 108994118 A CN108994118 A CN 108994118A
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CN
China
Prior art keywords
circular shaft
plate
fixed
sheet metal
movable plate
Prior art date
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Granted
Application number
CN201810607201.6A
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Chinese (zh)
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CN108994118B (en
Inventor
苏微
董家宇
赖庆辉
刘素
于庆旭
马文玉
占才学
王晓阳
李莹
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Kunming University of Science and Technology
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Kunming University of Science and Technology
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Priority to CN201810607201.6A priority Critical patent/CN108994118B/en
Publication of CN108994118A publication Critical patent/CN108994118A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/006Bending sheet metal along straight lines, e.g. to form simple curves combined with measuring of bends
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/04Bending sheet metal along straight lines, e.g. to form simple curves on brakes making use of clamping means on one side of the work
    • B21D5/042With a rotational movement of the bending blade

Abstract

The invention discloses a kind of hand sheet metal bending devices, belong to agricultural machinery technological field, the present invention includes including circular shaft I, circular shaft II, fixed plate, straight pin, rocking bar, more than one bolt, bracket, support plate, two bearing blocks, two bearings, two bevel gear IIs, a conical gear group, movable plate, two feed screw nuts, angle scale, two lead screws, the conical gear I, two of circular shaft III, two sleeve, two cross bars, two boards;Sheet metal bending can be realized by hand rocking bar in the present invention, it is mainly used in the place of small-sized sheet metal bending, electric power is not needed, small-sized sheet metal bending operation can be realized using manpower, effectively reduce the danger using the small plate of large-sized bender bending, can also when electric power provides insufficient Emergency use, moreover it is possible to effectively prevent that the mechanical accident hurted sb.'s feelings occurs since plate too small operating large-scale mechanical is inconvenient, application prospect is wider.

Description

A kind of hand sheet metal bending device
Technical field
The present invention relates to a kind of hand sheet metal bending devices, belong to agricultural machinery technological field.
Background technique
Existing sheet metal bending device belongs to large-scale machinery, using being driven by electricity, is pushed into plate using manpower and rolls over Bending is carried out in bender;Existing bending machine has good effect when to large-sized sheet material bending, but for small-sized, thin The sheet metal bending of any is not too much handy, and for small-sized sheet metal bending due to needing people to help, manpower is close apart from machine, it is easy to send out It is raw dangerous, and not can be carried out operation when no electric power, influence the progress of work.
Summary of the invention
The purpose of the present invention is to provide a kind of hand sheet metal bending device, apparatus of the present invention are mainly used in compact board The place of material bending, does not need electric power, and small-sized sheet metal bending operation can be realized using manpower, effectively reduces using large-scale The danger of the small plate of bending machine bending, moreover it is possible to the Emergency use when electric power provides insufficient.
The technical scheme is that: a kind of hand sheet metal bending device, including circular shaft I, circular shaft II, fixed plate, cylinder Pin, rocking bar, more than one bolt, bracket, support plate, two bearing blocks, two bearings, two bevel gear IIs, a circular cone Gear set, movable plate, two feed screw nuts, angle scale, two lead screws, circular shaft III, two conical gear I, two sleeve, two A cross bar, two boards;
The fixed plate is fixedly connected by more than one bolt with cradle top, and the movable plate is fixed on bracket and position In fixed plate side, one end of the movable plate is fixedly connected by circular shaft II with fixed plate one end, and the other end does not fix place Reason, enables movable plate to swing back and forth around circular shaft II, the circular shaft II sequentially passes through the both ends of fixed plate, movable plate, the work The top both ends of movable plate are provided with slot, and the both ends of the circular shaft I are each passed through the slot at the top both ends of the movable plate, the activity The two sides of plate are respectively equipped with lead screw, and the lower end of two screw rods is respectively equipped with sleeve, and one end of the sleeve and cross bar connects, The other end of the cross bar is fixedly connected with bracket, and feed screw nut, two feed screw nuts point are respectively equipped on two screw rods It is not bolted on plate, the both ends of the circular shaft I are separately fixed on plate, and the bottom of two lead screws is installed respectively Bevel gear II;
The support plate is fixed on the bottom of bracket by more than one bolt, and the support plate is located under movable plate It is square, two bearing blocks are fixed in the support plate, bearing, the circular shaft are respectively equipped in the top of described two bearing blocks III both ends are each passed through two bearing blocks, and circular shaft III is connect with the bearing in two bearing blocks respectively, the circular shaft III Conical gear I is installed at both ends respectively, and one end of the circular shaft III is equipped with rocking bar, and the rocking bar is mounted on circular shaft III by straight pin One end, the conical gear I at III both ends of circular shaft engages with the bevel gear II of two lead screw bottoms respectively, the angle mark The bottom of ruler is bolted on bracket, and the top of the angle scale is located at the inside of side lead screw.
The both ends of the fixed plate are respectively equipped with baffle, prevent plate from rocking in fixed plate, and block also acts as positioning and makees With, facilitate plate sideline be aligned.
The angle scale is that the arc-shaped and arc-shaped center of circle is overlapped with the center of circular shaft II, reads angle more smart It is quasi-.
It is rectangular slot that the top both ends of the movable plate, which are provided with slot,.
Apparatus of the present invention are mainly used in the bending of small-sized thin plate.
The working principle of the invention is: rocking bar is mounted on circular shaft III by straight pin, and there are two circles for installation on circular shaft III Bevel gear I is equipped with the bevel gear II for engagement of being corresponding to it on lead screw, forms two groups of conical gear groups, rocking bar rotation, band Conical gear I on dynamic circular shaft III rotates, to drive the bevel gear II rotation on two lead screws, makes two lead screw rotations, The feed screw nut being mounted on lead screw moves up and down under the rotary motion of lead screw, drives on connected movable circular shaft I Lower movement, in the strip slot that circular shaft I is interspersed on movable plate, the up and down motion of feed screw nut enables movable plate around circle Axis II rotates within a certain angle, plays the role of bending sheets.
The beneficial effects of the present invention are:
(1) present invention drives the movement of conical gear device, so that lead screw be made to rotate, makes feed screw nut by manual rotating rocker It moves up and down under the rotation of lead screw, and then rotates movable plate around circular shaft II, small-sized plate is placed on fixed plate and movable plate On, the bending work of small-sized plate can be realized in the rotation of movable plate, by referring to the angle scale being fixed on bracket The sheet metal bending work for realizing different angle, unexpectedly occurs when avoiding large-sized bender tool to small-sized sheet metal bending, and It is still able to carry out sheet metal bending operation in the case where unregulated power supply, is improved work efficiency.
(2) the bending operation of small-sized plate can be realized by rotating rocker by the present invention, reduces and utilizes large-sized bender pair Generation other than when small plate progress bending work, and power supply is not needed, reduce energy consumption, the scope of application is significantly Increase.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is main view of the invention;
Fig. 3 is right view of the invention;
Fig. 4 is work structure diagram of the invention;
Each label in figure: 1- circular shaft I, 2- circular shaft II, 3- fixed plate, 4- straight pin, 5- rocking bar, 6- bolt, 7- bracket, 8- support Plate, 9- bearing block, 10- bearing, 11- bevel gear II, 12- movable plate, 13- feed screw nut, 14- angle scale, 15- lead screw, 16- circular shaft III, 17- conical gear I, 18- sleeve, 19- cross bar, 20- plate.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the invention will be further described.
Embodiment 1: as shown in Fig. 1 ~ 4, a kind of hand sheet metal bending device, including circular shaft I 1, circular shaft II 2, fixed plate 3, straight pin 4,5,13 bolts 6 of rocking bar, bracket 7,10, two bevel gear IIs of bearing of bearing block 9, two of support plate 8, two 11, III 16, two 12, two feed screw nuts 13 of movable plate, 14, two lead screws 15 of angle scale, circular shaft conical gears I 17, two A sleeve 18, two cross bars 19, two boards 20;
The fixed plate 3 at the top of 4 bolts 6 and bracket 7 by being fixedly connected, and the movable plate 12 is fixed on bracket 7 and position In 3 side of fixed plate, one end of the movable plate 12 is fixedly connected by circular shaft II 2 with 3 one end of fixed plate, the circular shaft II 2 The both ends of fixed plate 3, movable plate 12 are sequentially passed through, the top both ends of the movable plate 12 are provided with slot, the both ends of the circular shaft I 1 It is each passed through the slot at the top both ends of the movable plate 12, the two sides of the movable plate 12 are respectively equipped with lead screw 15, and described two The lower end of screw rod 15 is respectively equipped with sleeve 18, and the sleeve 18 is connect with one end of cross bar 19, the other end of the cross bar 19 with Bracket 7 is fixedly connected, and feed screw nut 13 is respectively equipped on two screw rods 15, and two feed screw nuts 13 pass through bolt 6 respectively It is fixed on plate 20, the both ends of the circular shaft I 1 are separately fixed on plate 20, and circle is installed in the bottom of two lead screws 15 respectively Bevel gear II 11;
The support plate 8 is fixed on the bottom of bracket 7 by 4 bolts 6, and the support plate 8 is located at the lower section of movable plate 12, It is fixed with two bearing blocks 9 in the support plate 8, the distance between described two bearing blocks 9 are 220mm, and two bearings Seat 9 is installed about the central symmetry of support plate 8, is respectively equipped with bearing 10, the circular shaft III in the top of described two bearing blocks 9 16 both ends are each passed through two bearing blocks 9, and circular shaft III 16 is connect with the bearing 10 in two bearing blocks 9 respectively, the circle Conical gear I 17 is installed at the both ends of axis III 16 respectively, and one end of the circular shaft III 16 is equipped with rocking bar 5, and the rocking bar 5 passes through cylinder Pin 4 is mounted on one end of circular shaft III 16, the conical gear I 17 at III 16 both ends of the circular shaft circle with two 15 bottoms of lead screw respectively Bevel gear II 11 engages, and the bottom of the angle scale 14 is fixed on bracket 7 by bolt 6, and the angle scale 14 Top is located at the inside of side lead screw 15.
The both ends of the fixed plate 3 are respectively equipped with baffle 21.
The angle scale 14 is that the arc-shaped and arc-shaped center of circle is overlapped with the center of circular shaft II 2.
The course of work of the present embodiment is as follows:
Rocking bar 5 is mounted on circular shaft III 16 by straight pin 4, and there are two conical gears I 17 for installation on circular shaft III 16, on lead screw The bevel gear II 11 for engagement of being corresponding to it is installed, two groups of conical gear groups are formed, rocking bar 5 rotates, and drives on circular shaft III 16 Conical gear I 17 rotate, so that the bevel gear II 11 on two lead screws 15 be driven to rotate, rotate two lead screws 15, peace Feed screw nut 13 on lead screw 15 moves up and down under the rotary motion of lead screw 15, drives connected movable circular shaft I 1 move up and down, and in the strip slot that circular shaft I 1 is interspersed on movable plate 12, the up and down motion of feed screw nut 13 makes movable plate 12 can rotate within a certain angle around circular shaft II 2, play the role of bending sheets;
Using preceding first rotating rocker 5, drives movable plate 12 to move, be in movable plate 12 and fixed plate 3 in same level, then The plate for needing bending is placed on movable plate 12 and fixed plate 3, the place for needing bending is placed on immediately below circular shaft II 2, benefit The plate being placed in fixed plate 3 is suppressed with weight, prevents plate when bending from moving;Then rotating rocker 5 make activity Plate is rotated up under the power transmission of rocking bar 5 around circular shaft II 2, and the rotation of movable plate 12 makes to be placed on plate above around circle Axis II 2 rotates, and the part plate being placed in fixed plate 3 is fixed, achievees the purpose that sheet metal bending;By referring to angle The bending purpose of plate different angle can be realized in angle on scale.
Specific embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned realities Example is applied, it within the knowledge of a person skilled in the art, can also be without departing from the purpose of the present invention Various changes can be made.

Claims (3)

1. a kind of hand sheet metal bending device, which is characterized in that including circular shaft I (1), circular shaft II (2), fixed plate (3), cylinder Sell (4), rocking bar (5), more than one bolt (6), bracket (7), support plate (8), two bearing blocks (9), two bearings (10), Two bevel gear IIs (11), movable plate (12), two feed screw nuts (13), angle scale (14), two lead screws (15), circular shafts III (16), two conical gears I (17), two sleeves (18), two cross bars (19), two boards (20);
For the fixed plate (3) by being fixedly connected at the top of more than one bolt (6) and bracket (7), the movable plate (12) is solid It is scheduled on bracket (7) and is located at fixed plate (3) side, one end of the movable plate (12) passes through circular shaft II (2) and fixed plate (3) One end is fixedly connected, and the circular shaft II (2) sequentially passes through the both ends of fixed plate (3), movable plate (12), the movable plate (12) Top both ends are provided with slot, and the both ends of the circular shaft I (1) are each passed through the slot at the top both ends of the movable plate (12), the work The two sides of movable plate (12) are respectively equipped with lead screw (15), and the lower end of two screw rods (15) is respectively equipped with sleeve (18), the set Cylinder (18) is connect with one end of cross bar (19), and the other end of the cross bar (19) is fixedly connected with bracket (7), two screw rods (15) it is respectively equipped on feed screw nut (13), two feed screw nuts (13) are fixed on plate (20) by bolt (6) respectively, described The both ends of circular shaft I (1) are separately fixed on plate (20), and bevel gear II is installed in the bottom of two lead screws (15) respectively (11);
The support plate (8) is fixed on the bottom of bracket (7) by more than one bolt (6), and the support plate (8) is located at The lower section of movable plate (12) is fixed with two bearing blocks (9), the top of described two bearing blocks (9) on the support plate (8) It is inside respectively equipped with bearing (10), the both ends of the circular shaft III (16) are each passed through two bearing blocks (9), and circular shaft III (16) is respectively It is connect with the bearing (10) in two bearing blocks (9), conical gear I (17), institute are installed in the both ends of the circular shaft III (16) respectively The one end for stating circular shaft III (16) is equipped with rocking bar (5), and the rocking bar (5) is mounted on one end of circular shaft III (16) by straight pin (4), The conical gear I (17) at circular shaft III (16) both ends is engaged with the bevel gear II (11) of two lead screw (15) bottoms respectively, The bottom of the angle scale (14) is fixed on bracket (7) by bolt (6), and the top of the angle scale (14) is located at The inside of side lead screw (15).
2. hand sheet metal bending device according to claim 1, it is characterised in that: the both ends of the fixed plate (3) point It She You not baffle (21).
3. hand sheet metal bending device according to claim 1, it is characterised in that: the angle scale (14) is circular arc Shape, and the arc-shaped center of circle is overlapped with the center of circular shaft II (2).
CN201810607201.6A 2018-06-13 2018-06-13 A kind of hand sheet metal bending device Active CN108994118B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810607201.6A CN108994118B (en) 2018-06-13 2018-06-13 A kind of hand sheet metal bending device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810607201.6A CN108994118B (en) 2018-06-13 2018-06-13 A kind of hand sheet metal bending device

Publications (2)

Publication Number Publication Date
CN108994118A true CN108994118A (en) 2018-12-14
CN108994118B CN108994118B (en) 2019-11-08

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109590354A (en) * 2018-12-20 2019-04-09 合肥巍华钢结构有限公司 A kind of steel building steel plate bending machine
CN111014366A (en) * 2020-03-09 2020-04-17 山东炎黄工业设计有限公司 Thin plate bending device and using method thereof
CN111173244A (en) * 2020-02-24 2020-05-19 姜威进 A furred ceiling board dog-ear device for fitment construction

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR510876A (en) * 1920-02-28 1920-12-13 Albert Robert Macrez Sheet metal bending machine arranged with internal drive sectors
US4578980A (en) * 1984-08-03 1986-04-01 Timothy C. Beckman Angle indicator for hand operated sheet metal brake
CN2062262U (en) * 1989-11-11 1990-09-19 袁先凯 Hand plate bending machine
CN202212443U (en) * 2011-07-28 2012-05-09 天津振汉机械装备有限公司 Manual bending device
CN102513414A (en) * 2011-12-29 2012-06-27 无锡市创威冷轧有限公司 Thin steel plate bending device
CN203886985U (en) * 2014-05-29 2014-10-22 济南明文达数控设备有限公司 Novel bus bending machine
CN205436703U (en) * 2015-12-28 2016-08-10 美联钢结构建筑系统(上海)股份有限公司 Bending device of battenboard
CN206588179U (en) * 2017-01-24 2017-10-27 安徽宝恒新材料科技有限公司 A kind of matrixes for embossing Bending Processing frock

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR510876A (en) * 1920-02-28 1920-12-13 Albert Robert Macrez Sheet metal bending machine arranged with internal drive sectors
US4578980A (en) * 1984-08-03 1986-04-01 Timothy C. Beckman Angle indicator for hand operated sheet metal brake
CN2062262U (en) * 1989-11-11 1990-09-19 袁先凯 Hand plate bending machine
CN202212443U (en) * 2011-07-28 2012-05-09 天津振汉机械装备有限公司 Manual bending device
CN102513414A (en) * 2011-12-29 2012-06-27 无锡市创威冷轧有限公司 Thin steel plate bending device
CN203886985U (en) * 2014-05-29 2014-10-22 济南明文达数控设备有限公司 Novel bus bending machine
CN205436703U (en) * 2015-12-28 2016-08-10 美联钢结构建筑系统(上海)股份有限公司 Bending device of battenboard
CN206588179U (en) * 2017-01-24 2017-10-27 安徽宝恒新材料科技有限公司 A kind of matrixes for embossing Bending Processing frock

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109590354A (en) * 2018-12-20 2019-04-09 合肥巍华钢结构有限公司 A kind of steel building steel plate bending machine
CN109590354B (en) * 2018-12-20 2020-04-07 合肥巍华钢结构有限公司 Steel plate bending machine for steel structure building
CN111173244A (en) * 2020-02-24 2020-05-19 姜威进 A furred ceiling board dog-ear device for fitment construction
CN111014366A (en) * 2020-03-09 2020-04-17 山东炎黄工业设计有限公司 Thin plate bending device and using method thereof

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