CN113385557A - Sheet metal part multi-point bending device - Google Patents
Sheet metal part multi-point bending device Download PDFInfo
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- CN113385557A CN113385557A CN202110655184.5A CN202110655184A CN113385557A CN 113385557 A CN113385557 A CN 113385557A CN 202110655184 A CN202110655184 A CN 202110655184A CN 113385557 A CN113385557 A CN 113385557A
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- fixedly connected
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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
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/12—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by chains or belts
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/20—Storage arrangements; Piling or unpiling
- B21D43/24—Devices for removing sheets from a stack
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a multi-point bending device for sheet metal parts, which comprises a machine body, an exchange mechanism, a feeding mechanism, an adjusting mechanism and a positioning mechanism, wherein the machine body comprises a shell, a cylinder fixedly arranged at the top of the shell, an upper die fixedly connected to the output end of the cylinder and a lower die fixedly connected to the shell and positioned below the upper die, the exchange mechanism comprises an electric push rod fixedly arranged in a cavity, a first motor fixedly connected to a connecting frame, a supporting frame fixedly connected to the output end of the first motor, a double-shaft motor fixedly arranged in the middle of the supporting frame, driving lead screws fixedly connected to the output ends of the two sides of the double-shaft motor, a toothed plate suitable for sliding relative to the driving lead screws, a limiting block fixedly connected to the bottom of the toothed plate, rotating shafts rotatably arranged at the two sides of the supporting frame, gears sleeved on the rotating shafts and meshed with the toothed plate for transmission, and positioning blocks sleeved on the two sides of the rotating shafts, the feeding mechanism is used for moving workpieces, the adjusting mechanism is used for adjusting the cutting distance of the workpiece, and the positioning mechanism is used for positioning the workpiece to a central position.
Description
Technical Field
The invention relates to the technical field of sheet metal parts, in particular to a multipoint bending device for sheet metal parts.
Background
The sheet metal is a comprehensive cold processing technology aiming at sheet metal (generally below 6 mm), comprising shearing, punching/cutting/compounding, folding, welding, riveting, splicing, forming (such as an automobile body) and the like, and is characterized in that the thickness of the same part is consistent, products processed by the sheet metal industry are called sheet metal parts, the sheet metal parts in different industries are generally different, and the sheet metal parts are generally called when being assembled.
The metal plate bending device has the advantages that bending needs to be conducted when bent products are manufactured through metal plates, the metal plates are bent under the pressure of the upper die or the lower die of the bending machine and are firstly subjected to elastic deformation and then enter plastic deformation, the existing bending device needs to take out a workpiece when one side is processed and the other side is processed, then the position of the workpiece needs to be manually changed, the bending device is troublesome, the working efficiency is reduced, the workpiece is manually taken out and then placed again for processing, and the bending device has certain danger and is easy to press.
Disclosure of Invention
The present invention is directed to solving one of the technical problems of the prior art or the related art.
Therefore, the technical scheme adopted by the invention is as follows:
the multi-point bending device for the sheet metal parts comprises a machine body, an exchange mechanism, a feeding mechanism, an adjusting mechanism and a positioning mechanism, wherein the machine body comprises a shell, a cylinder fixedly arranged at the top of the shell, an upper die fixedly connected to the output end of the cylinder, and a lower die fixedly connected to the shell and positioned below the upper die, a cavity is arranged in the shell, the exchange mechanism comprises an electric push rod fixedly arranged in the cavity, a connecting frame fixedly arranged at the output end of the electric push rod, a first motor fixedly connected to the connecting frame, a supporting frame fixedly connected to the output end of the first motor, a double-shaft motor fixedly arranged in the middle of the supporting frame, driving lead screws fixedly connected to the output ends of two sides of the double-shaft motor, a toothed plate suitable for sliding relative driving lead screws, a limiting block fixedly connected to the bottom of the toothed plate, rotating shafts rotatably arranged on two sides of the supporting frame, gears sleeved on the rotating shafts and meshed with the toothed plate and driven by the rotating shafts, and positioning blocks sleeved on two sides of the rotating shafts, the top of locating piece is passed the spout and is extended to the carriage top, the one end of stopper passes through spout and carriage bottom wall sliding connection, feed mechanism is located one side of lower mould for the propelling movement work piece removes, adjustment mechanism is located the opposite side of lower mould for adjust the cutting interval of work piece, positioning mechanism is located the both sides of lower mould, is used for fixing a position the work piece to central point and puts.
Through adopting above-mentioned technical scheme, the work piece rotates along with the carriage, can then change the both sides of work piece the position, the drive lead screw reversal that biax motor made afterwards resets the locating piece, then electric putter makes the output shaft shrink, resets the work piece, can process the work piece of opposite side then, need not the manual work and changes, is favorable to improving work efficiency, and the security is higher, can avoid the staff to be crushed when changing the position.
The present invention in a preferred example may be further configured to: feed mechanism includes the supporting seat of rigid coupling one side on the casing, adorns in the second motor of supporting seat inner wall admittedly, rigid coupling in the action wheel of second motor output, rotatable install in the supporting seat one side from the driving wheel, transmission connect in the rotating band between driving wheel and the action wheel, rigid coupling in the rotating band about the propelling movement piece of both sides and rigid coupling in the storage frame of supporting seat top, two the propelling movement piece is the symmetric distribution, the driving groove has been seted up between second motor and the storage frame.
Through adopting above-mentioned technical scheme, mould the below with the work piece propelling movement, go up the mould and process the work piece afterwards, after processing, the rotation area continues to operate and drives the propelling movement piece and remove, promotes the work piece, goes up the mould and continues to process next position, can carry out multiple spot processing then, can satisfy the different demands of staff to work piece processing, is favorable to improving machining's quality.
The present invention in a preferred example may be further configured to: the adjusting mechanism comprises a support table fixedly connected to the other side of the shell, a screw rod rotatably mounted in the support table and a baffle plate suitable for sliding relative to the screw rod, and the upper portion of the baffle plate penetrates through the sliding groove and extends to the position above the support table.
Through adopting above-mentioned technical scheme, rotate the screw rod and make the baffle remove, can be favorable to processing the work piece according to the position of the processing interval adjustment baffle of work piece.
The present invention in a preferred example may be further configured to: the adjusting mechanism further comprises scale marks arranged on the supporting table, and one end of the screw rod extends to the outside of the supporting table and is fixedly connected with a rotating block.
Through adopting above-mentioned technical scheme, the staff of being convenient for of setting up of scale mark can refer to for it is more accurate to adjust work piece processing interval.
The present invention in a preferred example may be further configured to: the positioning mechanism comprises a third motor fixedly arranged on the inner wall of the cavity, a transmission shaft fixedly connected to the output end of the third motor, worms sleeved on two sides of the transmission shaft, a bidirectional screw rod rotatably arranged on two sides in the cavity, a worm wheel sleeved in the middle of the bidirectional screw rod and meshed with the worms for transmission, and positioning strips suitable for sliding relative to two sides of the bidirectional screw rod, wherein the top ends of the positioning strips penetrate through the sliding grooves and extend to the upper part of the shell, and four positioning strips are respectively positioned on two sides of the lower die in a pairwise manner.
Through adopting above-mentioned technical scheme, four location strips are located the four corners of work piece respectively, can fix a position the work piece to central point and put, are convenient for go up the mould and continue to process the work piece, need not the manual work and adjust, are favorable to improving machining efficiency and processingquality.
The present invention in a preferred example may be further configured to: the number of the positioning blocks is four, the four positioning blocks are symmetrical to two sides of the supporting frame in pairs, and grooves are formed in the opposite end faces of the positioning blocks on the two sides of the supporting frame.
Through adopting above-mentioned technical scheme, the setting up of recess makes fixed more firm, is provided with four locating pieces for the location is more accurate.
The present invention in a preferred example may be further configured to: the machine body further comprises universal wheels arranged at the bottom of the shell and supporting legs rotatably arranged at the bottom of the shell.
Through adopting above-mentioned technical scheme, the casing that makes things convenient for of setting up of universal wheel removes, and supporting leg and casing threaded connection rotate the supporting leg and make its decline, can fix a position the casing, can prevent that the casing from adding the appearance of shifting man-hour.
The present invention in a preferred example may be further configured to: two be equipped with the just, the anti-thread of symmetry on the lead screw drive lead screw, the quantity of pinion rack is two, two the pinion rack symmetry sets up on the just, anti-thread of drive lead screw.
Through adopting above-mentioned technical scheme, two drive lead screws rotate to same direction, owing to be equipped with symmetrical positive, reverse thread on the drive lead screw for the pinion rack can be to both sides removal, and simple structure is favorable to reduce cost.
The present invention in a preferred example may be further configured to: the supporting table, the supporting seat and the lower die are located on the same plane, and a pressing groove matched with the upper die is formed in the lower die.
Through adopting above-mentioned technical scheme, brace table and supporting seat and lower mould all are located the coplanar for work is adding man-hour, and the condition of perk can not appear in the more level and smooth that the work piece was placed, is convenient for go up the mould and process the work piece.
By adopting the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the positions of two sides of the workpiece can be exchanged by arranging the exchanging mechanism, then the positioning block is reset by reversing the driving screw rod by the double-shaft motor, then the output shaft is contracted by the electric push rod to reset the workpiece, and then the workpiece on the other side can be processed without manual exchanging, so that the working efficiency is improved, the safety is high, and the situation that a worker is crushed when the position is exchanged can be avoided.
2. According to the invention, the feeding mechanism is arranged, the second motor is started to drive the driving wheel to rotate, the driving wheel rotates to drive the rotating belt to operate, the pushing block moves along with the rotating belt, then the workpiece in the storage frame can be pushed to move, the workpiece is moved to the position below the upper die, then the upper die processes the workpiece, after the workpiece is processed, the rotating belt continues to operate to drive the pushing block to move, the workpiece is pushed, the upper die continues to process the next position, then multi-point processing can be carried out, different requirements of workers on workpiece processing can be met, and the improvement of the quality of mechanical processing is facilitated.
3. According to the invention, the adjusting mechanism is arranged, the screw rod is rotated to enable the baffle to move, the position of the baffle can be adjusted according to the processing distance of the workpiece, the workpiece can be processed conveniently, the scale marks are arranged to facilitate the reference of workers, and the adjustment of the processing distance of the workpiece is more accurate.
4. According to the invention, by arranging the positioning mechanism, the machined workpiece can shift, so that the position of the workpiece shifts, then the third motor is started to drive the transmission shaft to rotate, the worm rotates along with the transmission shaft, the worm is in meshed transmission with the worm wheel, the worm drives the worm to rotate through the worm wheel, so that the worm wheel on the bidirectional screw rod moves towards the middle, the number of the positioning strips is four, the four positioning strips are respectively positioned at four corners of the workpiece, the workpiece can be positioned to the central position, the upper die can conveniently and continuously machine the workpiece, manual adjustment is not needed, and the machining efficiency and the machining quality are favorably improved.
Drawings
FIG. 1 is an overall schematic view of one embodiment of the present invention;
FIG. 2 is a schematic view of a transposing mechanism according to one embodiment of the present invention;
FIG. 3 is a schematic view of the external connection of the first bidirectional screw according to one embodiment of the present invention;
FIG. 4 is a bottom view of one embodiment of the present invention;
FIG. 5 is a schematic view of a feed mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of an adjustment mechanism according to one embodiment of the present invention;
FIG. 7 is a side view of one embodiment of the present invention;
FIG. 8 is a schematic view of a positioning mechanism according to an embodiment of the present invention.
Reference numerals:
100. a body; 101. a housing; 102. a cylinder; 103. an upper die; 104. a lower die; 105. a universal wheel;
200. exchanging the mechanism; 201. an electric push rod; 202. a connecting frame; 203. a first motor; 204. a support frame; 205. a double-shaft motor; 206. positioning blocks; 207. driving the screw rod; 208. a toothed plate; 209. a gear;
300. a feeding mechanism; 301. a second motor; 302. a driving wheel; 303. a driven wheel; 304. a rotating belt; 305. a pushing block; 306. a material storage frame;
400. an adjustment mechanism; 401. a support table; 402. a screw; 403. a baffle plate; 404. scale lines;
500. a positioning mechanism; 501. a third motor; 502. a worm; 503. a bidirectional screw rod; 504. a worm gear; 505. and a positioning strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
It is to be understood that this description is made only by way of example and not as a limitation on the scope of the invention.
The multi-point bending device for the sheet metal part provided by the invention is described in the following with reference to the attached drawings.
The first embodiment is as follows:
referring to fig. 1, 2, 3, 4 and 7, the multi-point bending apparatus for sheet metal parts provided by the present invention includes a machine body 100, an exchanging mechanism 200, a feeding mechanism 300, an adjusting mechanism 400 and a positioning mechanism 500, wherein the machine body 100 includes a housing 101, a cylinder 102 fixedly mounted on a top of the housing 101, an upper mold 103 fixedly mounted on an output end of the cylinder 102, and a lower mold 104 fixedly mounted on the housing 101 and located below the upper mold 103, and the housing 101 has a cavity therein, the exchanging mechanism 200 includes an electric push rod 201 fixedly mounted in the cavity, a connecting frame 202 fixedly mounted on an output end of the electric push rod 201, a first motor 203 fixedly mounted on the connecting frame 202, a supporting frame 204 fixedly mounted on an output end of the first motor 203, a double-shaft motor 205 fixedly mounted in a middle portion of the supporting frame 204, a driving screw rod 207 fixedly mounted on output ends of two sides of the double-shaft motor 205, a toothed plate 208 adapted to slide relative to the driving screw rod 207, a limiting block fixedly mounted on a bottom of the toothed plate 208, The rotary shaft is rotatably installed on two sides in the supporting frame 204, the gear 209 is sleeved on the rotary shaft and is in meshed transmission with the toothed plate 208, the positioning blocks 206 are sleeved on two sides of the rotary shaft, the top ends of the positioning blocks 206 penetrate through the sliding grooves to extend to the upper side of the supporting frame 204, one end of each limiting block is in sliding connection with the inner bottom wall of the supporting frame 204 through the sliding grooves, after one side of a workpiece is machined, the double-shaft motor 205 is started to drive the driving screw rods 207 to rotate, the driving screw rods 207 on two sides move in opposite directions, when the toothed plate 208 is in meshed transmission with the gear 209, the toothed plate 208 drives the rotary shaft to rotate through the gear 209, the rotary shaft drives the positioning blocks 206 to rotate towards one side, then the workpiece can be positioned, the electric push rod 201 extends to enable the connecting frame 202 to ascend, then the workpiece positioned on the first motor 203 is started to drive the supporting frame 204 to rotate, and the workpiece rotates along with the supporting frame 204, then can be with the both sides transposition position of work piece, the drive lead screw 207 reversal that biax motor 205 made afterwards resets locating piece 206, then electric putter 201 makes the output shaft shrink, reset the work piece, then can process the work piece of opposite side, need not the manual work and change, be favorable to improving work efficiency, and the security is higher, can avoid the staff to be crushed when the transposition position, feed mechanism 300 is located one side of lower mould 104, be used for the propelling movement work piece to move, adjustment mechanism 400 is located the opposite side of lower mould 104, be used for adjusting the cutting interval of work piece, positioning mechanism 500 is located the both sides of lower mould 104, be used for fixing a position the work piece to central point, the quantity of locating piece 206 is provided with four, four locating pieces 206 two bisymmetry in the both sides of carriage 204, the relative terminal surface of both sides locating piece 206 all sets up flutedly on carriage 204.
Specifically, the machine body 100 further comprises a universal wheel 105 arranged at the bottom of the casing 101 and a supporting leg rotatably arranged at the bottom of the casing 101, the universal wheel 105 is arranged to facilitate the movement of the casing 101, the supporting leg is in threaded connection with the casing 101, the supporting leg is rotated to enable the supporting leg to descend, the casing 101 can be positioned, and the casing 101 can be prevented from shifting during machining.
Further, be equipped with symmetrical positive and negative screw thread on two lead screw drive lead screws 207, the quantity of pinion rack 208 is two, and two pinion rack 208 symmetries set up on drive lead screw 207 positive and negative screw thread, and two drive lead screws 207 rotate to same direction, owing to be equipped with symmetrical positive and negative screw thread on the drive lead screw 207 for pinion rack 208 can move to both sides, and simple structure is favorable to reduce cost.
Example two:
referring to fig. 1 and 5, on the basis of the first embodiment, the feeding mechanism 300 includes a supporting seat fixedly connected to one side of the housing 101, a second motor 301 fixedly mounted on an inner wall of the supporting seat, a driving wheel 302 fixedly connected to an output end of the second motor 301, a driven wheel 303 rotatably mounted on one side of the supporting seat, a rotating belt 304 drivingly connected between the driven wheel 303 and the driving wheel 302, pushing blocks 305 fixedly connected to upper and lower sides of the rotating belt 304, and a storage frame 306 fixedly connected above the supporting seat, the two pushing blocks 305 are symmetrically distributed, a transmission groove is formed between the second motor 301 and the storage frame 306, the second motor 301 is started to drive the driving wheel 302 to rotate, the driving wheel 302 rotates to drive the rotating belt 304 to operate, the pushing blocks 305 move along with the rotating belt 304, and then can push the workpiece in the storage frame 306 to move, so as to push the workpiece to be pushed to the lower side of the upper mold 103, and then the upper mold 103 processes the workpiece, after processing, the rotating belt 304 continues to operate to drive the pushing block 305 to move, the workpiece is pushed, the upper die 103 continues to process the next position, then multi-point processing can be performed, different requirements of workers on workpiece processing can be met, and the improvement of the machining quality is facilitated.
Example three:
referring to fig. 2 and 6, in the above embodiment, the adjusting mechanism 400 includes a support base 401 fixedly connected to the other side of the housing 101, a screw 402 rotatably installed in the support base 401, and a baffle 403 adapted to slide relative to the screw 402, an upper portion of the baffle 403 passes through the sliding slot and extends above the support base 401, and the screw 402 is rotated to move the baffle 403, so that the position of the baffle 403 can be adjusted according to the processing distance of the workpiece, thereby facilitating the processing of the workpiece.
Specifically, adjustment mechanism 400 still includes the scale mark 404 that sets up on a supporting bench 401, and the one end of screw rod 402 extends to a supporting bench 401 outside and the rigid coupling has the commentaries on classics piece, and the staff of being convenient for of the setting of scale mark 404 can refer to for it is more accurate to adjust work piece processing interval.
Further, supporting bench 401 and supporting seat and lower mould 104 all are located the coplanar, offer on the lower mould 104 with last mould 103 assorted indent for work is adding man-hour, and the work piece is placed more smoothly, the condition of perk can not appear, is convenient for go up mould 103 and processes the work piece.
Example four:
referring to fig. 1, 4 and 8, in the above embodiment, the positioning mechanism 500 includes a third motor 501 fixedly mounted on the inner wall of the cavity, a transmission shaft fixedly connected to the output end of the third motor 501, a worm 502 sleeved on two sides of the transmission shaft, a two-way lead screw 503 rotatably mounted on two sides of the cavity, a worm wheel 504 sleeved in the middle of the two-way lead screw 503 and engaged with the worm 502 for transmission, and a positioning bar 505 adapted to slide relative to two sides of the two-way lead screw 503, the top end of the positioning bar 505 extends to the upper side of the housing 101 through a sliding chute, the four positioning bars 505 are respectively located on two sides of the lower mold 104, the workpiece after being processed will shift to cause its own position to shift, then the third motor 501 is started to drive the transmission shaft to rotate, the worm 502 rotates along with the transmission shaft, the worm 502 is engaged with the worm wheel 504, the worm 502 drives the worm 502 to rotate through the worm wheel 504, so that the worm wheel 504 on the two-way lead screw 503 moves towards the middle, the quantity of location strip 505 is four, and four location strips 505 are located the four corners of work piece respectively, can fix a position the central point with the work piece and put, and the mould 103 of being convenient for continues to process the work piece, need not the manual work and adjusts, is favorable to improving machining efficiency and processingquality.
The working principle and the using process of the invention are as follows: firstly, a worker places a workpiece in the material storage frame 306, then the worker rotates the screw 402 to enable the baffle 403 to move, the scale marks 404 are arranged to facilitate the worker to refer to the workpiece, then the position of the baffle 403 is adjusted according to the machining distance of the workpiece, after the adjustment is completed, the rotation is stopped, the second motor 301 is started to drive the driving wheel 302 to rotate, the driving wheel 302 rotates to drive the rotating belt 304 to operate, the pushing block 305 moves along with the rotating belt 304, then the workpiece in the material storage frame 306 can be pushed to move, the workpiece is moved to the position below the upper die 103, then the upper die 103 machines the workpiece, after the machining, the rotating belt 304 continues to operate to drive the pushing block 305 to move, the workpiece is pushed, and the upper die 103 continues to machine the next position;
when the position of the other side needs to be machined, the machined workpiece can shift, so that the position of the workpiece shifts, then the third motor 501 is started to drive the transmission shaft to rotate, the worm 502 rotates along with the transmission shaft, the worm 502 is in meshing transmission with the worm wheel 504, the worm 502 drives the worm 502 to rotate through the worm wheel 504, so that the worm wheel 504 on the bidirectional screw rod 503 moves towards the middle, the number of the positioning strips 505 is four, the four positioning strips 505 are respectively positioned at the four corners of the workpiece and can position the workpiece to the central position, then the positioning strips 505 reset, the double-shaft motor 205 is started to drive the driving screw rod 207 to rotate, the driving screw rods 207 on the two sides move in opposite directions, when the toothed plate 208 is in meshing transmission with the gear 209, the toothed plate 208 drives the rotating shaft to rotate through the gear 209, the rotating shaft drives the positioning block 206 to rotate towards one side, so as to position the workpiece, subsequently, the electric push rod 201 extends to enable the connecting frame 202 to ascend, a workpiece positioned on the first motor 203 ascends, the first motor 203 is started to drive the supporting frame 204 to rotate, the workpiece rotates along with the supporting frame 204, positions of two sides of the workpiece can be exchanged, the driving screw rod 207 made by the double-shaft motor 205 rotates reversely to reset the positioning block 206, then the electric push rod 201 enables the output shaft to contract, the workpiece is reset, the upper die 103 processes the workpiece on the other side, after the processing is completed, a worker takes the workpiece away, the steps are repeated, the other pushing block 305 of the rotating belt 304 continues to push the workpiece, and the workpiece can be continuously processed.
In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (9)
1. Sheet metal component multiple spot bending device, its characterized in that includes:
the device comprises a machine body (100), wherein the machine body (100) comprises a shell (101), a cylinder (102) fixedly arranged at the top of the shell (101), an upper die (103) fixedly connected to the output end of the cylinder (102), and a lower die (104) fixedly connected to the shell (101) and positioned below the upper die (103), and a cavity is arranged in the shell (101);
the exchange mechanism (200), the exchange mechanism (200) includes an electric push rod (201) fixed in the cavity, a connecting frame (202) fixed at the output end of the electric push rod (201), a first motor (203) fixed on the connecting frame (202), a supporting frame (204) fixed at the output end of the first motor (203), a double-shaft motor (205) fixed at the middle part in the supporting frame (204), a driving screw rod (207) fixed at the output end of the double-shaft motor (205), a toothed plate (208) suitable for sliding relative to the driving screw rod (207), a limiting block fixed at the bottom of the toothed plate (208), rotating shafts rotatably mounted at the two sides in the supporting frame (204), gears (209) sleeved on the rotating shafts and engaged with the toothed plate (208) for transmission, and positioning blocks (206) sleeved on the two sides of the rotating shafts, the top ends of the positioning blocks (206) extend to the upper part of the supporting frame (204) through sliding chutes, one end of the limiting block is connected with the inner bottom wall of the supporting frame (204) in a sliding mode through the sliding groove;
the feeding mechanism (300) is positioned on one side of the lower die (104) and used for pushing a workpiece to move;
the adjusting mechanism (400) is positioned on the other side of the lower die (104) and used for adjusting the cutting distance of the workpiece;
and the positioning mechanisms (500) are positioned on two sides of the lower die (104) and used for positioning the workpiece to a central position.
2. The sheet metal part multipoint bending device according to claim 1, wherein the feeding mechanism (300) comprises a support seat fixedly connected to one side of the shell (101), a second motor (301) fixedly mounted on the inner wall of the support seat, a driving wheel (302) fixedly connected to the output end of the second motor (301), a driven wheel (303) rotatably mounted on one side of the support seat, a rotating belt (304) connected between the driven wheel (303) and the driving wheel (302) in a transmission manner, pushing blocks (305) fixedly connected to the upper side and the lower side of the rotating belt (304), and a storage frame (306) fixedly connected above the support seat, the two pushing blocks (305) are symmetrically distributed, and a transmission groove is formed between the second motor (301) and the storage frame (306).
3. The multipoint bending device for sheet metal parts according to claim 2, wherein the adjusting mechanism (400) comprises a support platform (401) fixedly connected to the other side of the shell (101), a screw rod (402) rotatably mounted in the support platform (401), and a baffle (403) adapted to slide relative to the screw rod (402), wherein the upper portion of the baffle (403) extends to the position above the support platform (401) through the sliding groove.
4. The sheet metal part multipoint bending device according to claim 3, wherein the adjusting mechanism (400) further comprises scale marks (404) arranged on the supporting table (401), and one end of the screw rod (402) extends to the outside of the supporting table (401) and is fixedly connected with a rotating block.
5. The sheet metal part multipoint bending device according to claim 1, wherein the positioning mechanism (500) comprises a third motor (501) fixedly mounted on the inner wall of the cavity, a transmission shaft fixedly connected to the output end of the third motor (501), worms (502) sleeved on two sides of the transmission shaft, two-way lead screws (503) rotatably mounted on two sides in the cavity, worm wheels (504) sleeved in the middle of the two-way lead screws (503) and meshed with the worms (502) for transmission, and positioning strips (505) suitable for sliding relative to two sides of the two-way lead screws (503), the top ends of the positioning strips (505) penetrate through a sliding groove and extend to the upper side of the shell (101), and four positioning strips (505) are located on two sides of the lower die (104) in pairs respectively.
6. The multipoint bending device for sheet metal parts according to claim 1, wherein the number of the positioning blocks (206) is four, the four positioning blocks (206) are symmetrical to two sides of the support frame (204) in pairs, and grooves are formed in opposite end faces of the positioning blocks (206) on the two sides of the support frame (204).
7. The multipoint bending device for the sheet metal parts according to claim 1, wherein the machine body (100) further comprises universal wheels (105) arranged at the bottom of the shell (101) and supporting legs rotatably arranged at the bottom of the shell (101).
8. The multi-point bending device for the sheet metal parts according to claim 1, wherein two screw rod driving screw rods (207) are provided with symmetrical positive and negative threads, the number of the toothed plates (208) is two, and the two toothed plates (208) are symmetrically arranged on the positive and negative threads of the driving screw rods (207).
9. The sheet metal part multipoint bending device according to claim 3, wherein the support platform (401), the support base and the lower die (104) are located on the same plane, and a pressing groove matched with the upper die (103) is formed in the lower die (104).
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| CN202110655184.5A CN113385557A (en) | 2021-06-11 | 2021-06-11 | Sheet metal part multi-point bending device |
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| CN202110655184.5A CN113385557A (en) | 2021-06-11 | 2021-06-11 | Sheet metal part multi-point bending device |
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Application publication date: 20210914 |
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