CN208099155U - A new type of bending machine - Google Patents

Abstract

The utility model discloses a novel bending machine, including the base, be provided with the work piece platform on the base, the front end of work piece platform is provided with first bending mechanism, and first bending mechanism includes first bending board and first commentaries on classics roller, first bending board with first commentaries on classics roller rotates as the center and bends, and first commentaries on classics roller extends to the opposite side of work piece platform from one side of work piece platform, between work piece platform and the first commentaries on classics roller, is provided with the side opening in one side of work piece platform, and the side opening is used for supplying the business turn over material of work piece platform to use, and the front end of first bending mechanism is provided with positioning mechanism, and positioning mechanism is used for the work piece in the location of work piece platform. During the use, realize the business turn over material in the mode that this side opening passes through the side flat push, make the business turn over material of bender more smooth and easy, and then can plug into with the assembly line, solved the problem of bender business turn over material in the past, help the realization of automation line. Furthermore, the workpiece can be bent by rotating the first bending plate, so that the bending machine is simple in structure and convenient to use.

Description

A new type of bending machine

technical field

The utility model relates to the field of bending equipment, in particular to a novel bending machine.

Background technique

With the development of technology, the application of devices such as heat exchangers is becoming more and more extensive. In the prior art, heat exchangers generally need to be bent and formed by a bending machine. At present, the bending machines on the market generally include a work table, the front end or the rear end of the work table is provided with a bending plate, and both sides of the work table are provided with support columns to support the two ends of the rollers. When in use, the workpiece is placed on the workpiece table from the front end of the workpiece table, and after the bending is completed, the workpiece is left from the work table from the front end or rear end of the work table. Referring to Fig. 1, but since the two ends of the workpiece 101 (heat exchanger, etc.) generally have end plates 102 for installation, and the height of the end plates is generally greater than the height of the workpiece. Therefore, in the process of feeding and discharging the above-mentioned materials, the end plate is likely to collide with components such as the workpiece table, so that the feeding and discharging of the bending machine is not smooth, and it is difficult to connect with the assembly line. In severe cases, the end plate may even be stuck on the workpiece table and other components, causing the bending machine to fail to work normally.

Contents of the invention

The purpose of this utility model is to provide a new type of bending machine to solve the problems in the prior art that the feeding and discharging are not smooth and it is difficult to connect with the assembly line.

In order to achieve the above object, the utility model adopts the following technical solutions:

A new type of bending machine, comprising a base, on which a workpiece platform is arranged, and a first bending mechanism is arranged at the front end of the workpiece platform, and the first bending mechanism includes a first bending plate and a first rotating roller, the first bending plate rotates and bends around the first turning roller, and the first turning roller extends from one side of the workpiece platform to the other side of the workpiece platform, and the workpiece A side opening is provided on one side of the workpiece table between the table and the first rotating roller, and the side opening is used for feeding and unloading the workpiece table. The front end of the first bending mechanism is provided with There is a positioning mechanism, and the positioning mechanism is used for positioning the workpiece on the workpiece table.

The first bending mechanism also includes an adjustment mechanism, the first bending plate is a lower clamping plate, the first rotating roller is provided with an upper clamping plate, and the adjustment mechanism is used to adjust the upper clamping plate. The clamping distance between the plate and the lower clamping plate, and the workpiece table is the first follower plate.

The upper clamping plate is provided with an upper accommodating groove, the lower clamping plate is provided with a lower accommodating groove, the upper accommodating groove is opposite to the lower accommodating groove, the upper accommodating groove and the The following accommodating grooves are all parallel to the axis of the first rotating roller and are used for accommodating the end plate of the workpiece.

The adjustment mechanism includes a first mounting plate arranged on the first rotating roller, the first mounting plate is provided with a first guide rail and a fixed frame plate, the lower clamping plate is provided on the first guide rail, the The fixed frame plate is provided with a first power, and the first power pushes the lower clamping plate to move along the first guide rail to adjust the clamping between the upper clamping plate and the lower clamping plate distance.

The base is provided with a mounting frame, the mounting frame is provided with a connecting arm, the connecting arm is arranged above the first rotating roller, one end of the first rotating roller is connected to the connecting arm, and the other end connected to the base.

The positioning mechanism includes a positioning cylinder arranged on the base and a positioning push plate arranged on the cylinder rod of the positioning cylinder.

The rear end of the workpiece table is provided with a second bending mechanism, the second bending mechanism includes a second bending plate and a second turning roller, and the second bending plate is centered on the second turning roller turning and bending, the second rotating roller extends from one side of the workpiece platform to the other side of the workpiece platform, the side opening extends between the workpiece platform and the second rotating roller, and The second bent plate is a second follower plate.

The second turning roller includes an inner turning roller and an outer turning roller, and the inner turning roller can rotate relative to the outer turning roller. The second bending mechanism also includes a mounting base and a first driving mechanism. The bending plate is arranged on the mounting seat, and the mounting seat is provided with a supporting mechanism, the supporting mechanism is used to support one end of the inner rotating roller, and the other end of the inner rotating roller is connected to the first driving mechanism , the outer rotating roller is fixedly connected with the base.

The supporting mechanism includes a supporting arm, and a locking groove is arranged on the supporting arm, and one end of the inner rotating roller is locked in the locking groove.

The support arm is arranged below the inner turning roller, and the support arm is a telescopic support arm. When the second bending plate needs to be bent, the support arm straddles the side opening up and down and extend to one end of the inner rotating roller; when the workpiece table needs to be fed in and out, the support arm is separated from one end of the inner rotating roller and retracted to the bottom of the side opening.

The support arm is provided with a locking rod across the slot in the front and back. Correspondingly, one end of the inner rotating roller is provided with an insertion hole. When one end of the inner rotating roller is clamped in the slot , the locking insertion rod is inserted into the socket.

The beneficial effect of the utility model is that: in the utility model, a first bending mechanism is provided at the front end of the workpiece table, the first bending mechanism includes a first bending plate and a first turning roller, and the first turning roller One side of the workpiece platform extends to the other side of the workpiece platform, and a side opening is arranged on one side of the workpiece platform between the workpiece platform and the first rotating roller. When in use, due to the existence of the side opening, the side of the bending machine becomes an open space, and the material can be fed and discharged through the side opening through the side flat push; and in the process of feeding and discharging, the end plate of the parallel workpiece can always be in line with the first The axis of the first turning roller is parallel, which makes the material in and out of the bending machine smoother, and can be connected with the assembly line, which solves the problem of material in and out of the bending machine in the past, and is conducive to the realization of an automated production line. Furthermore, the workpiece is located above the workpiece table and below the first turning roller, and the bending of the workpiece can be realized by turning and bending the first bending plate, which has a simple structure and is easy to use. When the workpiece is placed on the workpiece table, the position of the workpiece is adjusted by the positioning mechanism to realize accurate positioning of the workpiece.

Description of drawings

Fig. 1 is the structural representation of workpiece;

Fig. 2 is a structural schematic diagram of the utility model bending machine, wherein the support arm is not stretched out;

Fig. 3 is a schematic diagram in direction B of Fig. 2;

Fig. 4 is a schematic diagram in direction B of Fig. 2 (dual power);

Fig. 5 is a structural schematic diagram of the utility model bending machine, wherein the support arm extends to one end of the inner turning roller;

FIG. 6 is an enlarged view of A in FIG. 5 .

Detailed ways

Below, in conjunction with accompanying drawing and specific embodiment, the utility model is described further:

Referring to Fig. 2, a new type of bending machine includes a base 1, on which a workpiece platform 2 is arranged, and a first bending mechanism 3 is arranged on the front end of the workpiece platform 2, and the first bending mechanism 3 Including a first bending plate 31 and a first turning roller 32, the first bending plate 31 is rotated and bent around the first turning roller 32, and the first turning roller 32 is moved from the workpiece table 2 One side extends to the other side of the workpiece table 2, between the workpiece table 2 and the first rotating roller 32, a side opening 4 is provided on one side of the workpiece table 2, and the side opening 4 It is used for the feeding and discharging of the workpiece table 2.

In the utility model, a first bending mechanism is provided at the front end of the workpiece platform, the first bending mechanism includes a first bending plate and a first turning roller, and the first turning roller extends from one side of the workpiece platform to the workpiece On the other side of the table, a side opening is provided on one side of the work table between the work table and the first rotating roller. When in use, due to the existence of the side opening, the side of the bending machine becomes an open space, and the material can be fed and discharged through the side opening through the side flat push; and in the process of feeding and discharging, the end plate of the parallel workpiece can always be in line with the first The axis of the first turning roller is parallel, which makes the material in and out of the bending machine smoother, and can be connected with the assembly line, which solves the problem of material in and out of the bending machine in the past, and is conducive to the realization of an automated production line. Furthermore, the workpiece is located above the workpiece table and below the first turning roller, and the bending of the workpiece can be realized by turning and bending the first bending plate, which has a simple structure and is easy to use.

As a preferred embodiment of the present utility model, referring to Fig. 3, the first bending mechanism 3 also includes an adjustment mechanism 33, the first bending plate 31 is a lower clamping plate, and the first turning roller 32 is provided with The upper clamping plate 34, the adjustment mechanism 33 is used to adjust the clamping distance between the upper clamping plate 34 and the lower clamping plate, and the workpiece table 2 is a first follower plate. When in use, after the workpiece is placed on the workpiece table, the clamping distance between the upper clamping plate and the lower clamping plate is adjusted through the adjustment mechanism, so that the upper clamping plate and the lower clamping plate clamp the workpiece; at this time, The upper clamping plate turns over with the first roller, and the lower clamping plate also bends, that is, the upper clamping plate and the lower clamping plate clamp the workpiece to realize bending; at the same time, because the workpiece table is the first follower plate, During the bending process, the workpiece table moves with the workpiece. Among them, the workpiece table can be followed by a servo motor and a screw structure, and the structure is simple and reliable. The other end of the first rotating roller is provided with a second driving mechanism 37, and the second driving mechanism may be a motor or the like.

In this embodiment, the upper clamping plate 34 is provided with an upper accommodation groove 35, and the lower clamping plate is provided with a lower accommodation groove 36, and the upper accommodation groove 35 is opposite to the lower accommodation groove 36. It is provided that both the upper accommodating groove 35 and the lower accommodating groove 36 are parallel to the axis of the first rotating roller 32 to accommodate the end plate of the workpiece. In this way, in the process of horizontally pushing the workpiece to the workpiece table, the end plate of the workpiece can slide along the upper accommodating groove and the lower accommodating groove, which is beneficial to the feeding of the bending machine. Moreover, during the bending process, the upper accommodation groove and the lower accommodation groove can also play the role of limiting the end plate, so as to ensure that the workpiece will not move relative to the upper clamping plate and the lower clamping plate, thereby The workpiece will not be damaged by friction, and the workpiece is effectively protected.

In this embodiment, the adjustment mechanism 33 includes a first mounting plate 331 arranged on the first rotating roller 32, the first mounting plate 331 is provided with a first guide rail 332 and a fixing frame plate 333, and the lower clamp The tightening plate is arranged on the first guide rail 332, the fixed frame plate 333 is provided with a first power 334, and the first power 334 pushes the lower clamping plate to move along the first guide rail 332 to adjust the The clamping distance between the upper clamping plate 34 and the lower clamping plate is simple in structure, stable and reliable. Wherein, the first power is the first cylinder.

In this embodiment, the base 1 is provided with a mounting frame (not shown in the figure), and the mounting frame is provided with a connecting arm 11, and the connecting arm 11 is arranged above the first rotating roller 32, so that One end of the first rotating roller 32 is connected to the connecting arm 11 , and the other end is connected to the base 1 . In this way, an open space can be formed on one side of the workpiece platform and below one end of the first rotating roller, forming a side opening for feeding and discharging materials.

In this embodiment, the rear end of the workpiece table 2 is provided with a second bending mechanism 5, the second bending mechanism 5 includes a second bending plate 51 and a second turning roller 52, the second bending The plate 51 is rotated and bent around the second rotating roller 52, the second rotating roller 52 extends from one side of the workpiece table 2 to the other side of the workpiece table 2, and the side opening 4 extends Between the workpiece table 2 and the second rotating roller 52, and the second bending plate 51 is a second follower plate.

When in use, due to the existence of the side opening, the side of the bending machine becomes an open space, and the material can be fed and discharged through the side opening through the side flat push; and in the process of feeding and discharging, the end plate of the parallel workpiece can always be in line with the first The axes of the two rollers are parallel, which makes the material in and out of the bending machine smoother, and can be connected with the assembly line, which solves the problem of material in and out of the bending machine in the past, and helps to realize the automatic production line. Furthermore, the workpiece is located above the workpiece table and below the second turning roller, and the bending of the workpiece can be realized by rotating the second bending plate. The structure is simple and easy to use. At the same time, since the second bending plate is a second follower plate, the second bending plate moves with the workpiece during the bending process. Wherein, the second bending plate can be followed by a servo motor and a screw structure, and the structure is simple and reliable.

In this embodiment, the second turning roller 52 includes an inner turning roller 521 and an outer turning roller 522, the inner turning roller 521 can rotate relative to the outer turning roller 522, and the second bending mechanism 5 also includes a mounting The seat 53 and the first driving mechanism 54, the second bending plate 51 is arranged on the mounting seat 53, and the mounting seat 53 is provided with a supporting mechanism 55, and the supporting mechanism 55 is used to support the inner rotating roller 521 One end of the inner rotating roller 521 is connected to the first driving mechanism 54 , and the outer rotating roller 522 is fixedly connected to the base 1 . Further, the second bending mechanism 5 includes a second mounting plate 56, which is fixedly connected to the other end of the inner turning roller 521, and the mounting seat 53 is arranged on the second mounting plate 56. plate 56. When in use, the first drive mechanism drives the inner roller to rotate relative to the outer roller at the other end of the inner roller, and one end of the inner roller is provided with a support mechanism to ensure that the inner roller can rotate stably. At this time, the inner rotating roller drives the second mounting plate to rotate around the inner rotating roller, and the second mounting plate drives the mounting seat and the second bending plate to rotate and bend centering on the inner rotating roller; the outer rotating roller is fixed relative to the inner rotating roller , the bent second bending plate drives the workpiece to realize bending on the outer rotating roller.

Wherein, referring to Fig. 4, a bearing (not shown) is arranged between the inner rotating roller and the outer rotating roller; the base 1 is provided with a fixing seat (not shown in the figure), and the outer rotating roller The roller is fixedly connected to the fixed seat. Of course, a third driving mechanism 57 may also be provided at one end of the inner turning roller, so that the inner turning roller is equipped with dual power drives to improve the stability of bending. Both the first driving mechanism and the third driving mechanism can be motors.

5 and 6, the support mechanism 55 includes a support arm 551, the support arm 551 is provided with a slot 552, and one end of the inner rotating roller 521 is clamped in the slot 552, Simple structure, stable and reliable. Wherein, the inner wall of the card slot is flatly attached to the outer wall of one end of the inner turning roller, and the inner turning roller can also drive the second bending plate and the mounting seat to bend through the support arm, so that the stability of the bending machine is stronger.

In this embodiment, the support arm 551 is arranged under the inner turning roller 521, and the support arm 551 is a telescopic support arm. When the second bending plate 51 needs to be bent, the The support arm 551 straddles the side opening 4 up and down and extends to one end of the inner turning roller 521 to support one end of the inner turning roller; Separated from one end of the inner turning roller 521, retracted to the bottom of the side opening 4; ensuring that the support mechanism will not affect the feeding and discharging of the bending machine, the structure is simple, and it is easy to use. Wherein, corresponding air cylinders and guide rails can be arranged on the mounting base to realize the extension and contraction of the support arm, and the structure is simple, stable and reliable.

Further, the support arm 551 is provided with a locking rod 553 that straddles the slot 552 front and back, and correspondingly, one end of the inner rotating roller 521 is provided with an insertion hole 523, when the inner rotating roller 521 When one end is clamped in the clamping groove 552, the locking insert rod 553 is inserted into the insertion hole 523 to realize the locking of the support arm to one end of the inner rotating roller and improve the reliability of the product.

In this embodiment, a positioning mechanism 6 is provided at the front end of the first bending mechanism, and the positioning mechanism is used to position the workpiece on the workpiece table. Specifically, the positioning mechanism 6 includes a positioning cylinder 61 disposed on the base 1 and a positioning push plate 62 disposed on the cylinder rod of the positioning cylinder 61 . When the workpiece is placed on the workpiece table, the cylinder rod of the positioning cylinder drives the positioning push plate to push the workpiece on the workpiece table, thereby adjusting the position of the workpiece to realize accurate positioning of the workpiece.

In this embodiment, the base is provided with a storage mechanism 7 and an extension plate 21 of the workpiece table 2, and the storage mechanism controls the storage or expansion of the extension plate. Specifically, the extension plate is hinged to the workpiece platform, the storage mechanism 7 includes a second cylinder 71, a first connecting rod 72, and a second connecting rod 73, and the cylinder body of the second cylinder is hinged to the base , the cylinder rod of the second cylinder is hinged to the middle of the first connecting rod, one end of the first connecting rod is hinged to the base, the other end is hinged to one end of the second connecting rod, and the second connecting rod The other end of the rod is hinged to the bottom of the extension plate. When in use, the cylinder rod of the second cylinder pushes the first connecting rod to rotate, and the first connecting rod drives the second connecting rod to rotate, thereby driving the extension plate to rotate, that is, the extension plate is stored or opened, which increases the supporting range of the workpiece table. It is beneficial to the bending of large workpieces and improves the versatility of the bending machine.

In this embodiment, the workpiece table is provided with a material return mechanism 8, and the material return mechanism 8 includes a material return push plate 81, a second guide rail 82, and a third cylinder (not shown in the figure), and the second guide rail Extending from one side of the workpiece platform to the other side of the workpiece platform, the third cylinder pushes the stripping push plate to move along the second guide rail, so that the workpiece can be moved from the workpiece platform after bending. One side exits.

The use process of the bending machine of the present utility model is as follows: the side opening realizes feeding by means of side flat push (if the workpiece size is large, the extension plate of the workpiece table can be opened first); in this process, the end of the workpiece The plate is always parallel to the axis of the first rotating roller and the second rotating roller, and the end plate is correspondingly placed in the upper accommodation groove and the lower accommodation groove, so that the end plate moves along the upper accommodation groove and the lower accommodation groove. When the workpiece is placed on the workpiece table, the clamping distance between the upper clamping plate and the lower clamping plate is adjusted by the adjustment mechanism to clamp the front end of the workpiece; The tight insertion rod locks one end of the inner turning roller. Further, the upper clamping plate and the lower clamping plate are bent to realize bending of the front end of the workpiece. Likewise, the rear end of the workpiece is bent through the bending of the second bending plate. During the bending process, both the workpiece table and the second bending plate move with the workpiece. In another step, after the bending is completed, the workpiece is pushed out from the side opening by the material-removing push plate of the material-removing mechanism, so that the material of the workpiece can be removed. The steps of the above-mentioned bending process are simple and the production efficiency is high. Through the above-mentioned bending process, the workpiece can be bent into a "U" shape; of course, the bending machine of the utility model can also bend the workpiece into an "L" shape and the like.

For those skilled in the art, various other corresponding changes and deformations can be made according to the technical solutions and ideas described above, and all these changes and deformations should fall within the protection scope of the claims of the present utility model.

Claims (10)

1. A novel bending machine, characterized in that it comprises a base (1), the base (1) is provided with a workpiece platform (2), and the front end of the workpiece platform (2) is provided with a first bending mechanism (3), the first bending mechanism (3) includes a first bending plate (31) and a first turning roller (32), and the first bending plate (31) uses the first turning roller ( 32) is centered to rotate and bend, the first rotating roller (32) extends from one side of the workpiece table (2) to the other side of the workpiece table (2), and the workpiece table (2) and A side opening (4) is provided on one side of the workpiece platform (2) between the first rotating rollers (32), and the side opening (4) is used for the entry and exit of the workpiece platform (2) The front end of the first bending mechanism (3) is provided with a positioning mechanism (6), and the positioning mechanism (6) is used to position the workpiece on the workpiece table (2). 2. The new bending machine according to claim 1, characterized in that, the first bending mechanism (3) also includes an adjustment mechanism (33), and the first bending plate (31) is a lower clamping plate, the first rotating roller (32) is provided with an upper clamping plate (34), and the adjustment mechanism (33) is used to adjust the distance between the upper clamping plate (34) and the lower clamping plate clamping distance, and the workpiece table (2) is the first follower plate. 3. The new bending machine according to claim 2, characterized in that, the adjustment mechanism (33) includes a first mounting plate (331) arranged on the first rotating roller (32), and the first The mounting plate (331) is provided with a first guide rail (332) and a fixed frame plate (333), the lower clamping plate is arranged on the first guide rail (332), and the fixed frame plate (333) is provided with a first Power (334), the first power (334) pushes the lower clamping plate to move along the first guide rail (332) to adjust the relationship between the upper clamping plate (34) and the lower clamping plate clamping distance. 4. The new bending machine according to claim 1, characterized in that, the base (1) is provided with a mounting frame, the mounting frame is provided with a connecting arm (11), and the connecting arm (11) is provided with Above the first rotating roller (32), one end of the first rotating roller (32) is connected to the connecting arm (11), and the other end is connected to the base (1). 5. The new bending machine according to claim 1, characterized in that, the positioning mechanism (6) includes a positioning cylinder (61) disposed on the base (1) and a positioning cylinder (61) disposed on the positioning cylinder (61) The positioning push plate (62) of the cylinder rod. 6. The new bending machine according to claim 1, characterized in that, the rear end of the workpiece table (2) is provided with a second bending mechanism (5), and the second bending mechanism (5) includes The second bending plate (51) and the second turning roller (52), the second bending plate (51) rotates and bends around the second turning roller (52), and the second turning roller ( 52) extending from one side of the workpiece table (2) to the other side of the workpiece table (2), the side opening (4) extending to the workpiece table (2) and the second roller (52), and the second bent plate (51) is the second follower plate. 7. The novel bending machine according to claim 6, characterized in that, the second turning roller (52) comprises an inner turning roller (521) and an outer turning roller (522), and the inner turning roller (521) It can rotate relative to the outer turning roller (522), the second bending mechanism (5) also includes a mounting seat (53) and a first driving mechanism (54), and the second bending plate (51) is set on The mounting seat (53), the mounting seat (53) is provided with a supporting mechanism (55), and the supporting mechanism (55) is used to support one end of the inner rotating roller (521), and the inner rotating roller ( The other end of 521) is connected to the first driving mechanism (54), and the outer rotating roller (522) is fixedly connected to the base (1). 8. The new bending machine according to claim 7, characterized in that, the support mechanism (55) includes a support arm (551), and the support arm (551) is provided with a card slot (552), the One end of the inner turning roller (521) is fastened in the clamping groove (552), the support arm (551) is arranged below the inner turning roller (521), and the support arm (551) can be A telescopic support arm, when the second bending plate (51) needs to be bent, the support arm (551) straddles the side opening (4) up and down and extends to the inner turning roller (521) One end; when the workpiece table (2) needs to be fed in and out, the support arm (551) is separated from one end of the inner rotating roller (521) and retracted to the bottom of the side opening (4). 9. The new bending machine according to claim 8, characterized in that, the support arm (551) is provided with a locking rod (553) that straddles the slot (552) front and rear, correspondingly, the One end of the inner turning roller (521) is provided with an insertion hole (523), and when one end of the inner turning roller (521) is fastened in the locking groove (552), the locking insertion rod (553) Insert it into the jack (523). 10. The novel bending machine according to claim 2, characterized in that, the upper clamping plate (34) is provided with an upper accommodation groove (35), and the lower clamping plate is provided with a lower accommodation groove ( 36), the upper accommodating tank (35) is opposite to the lower accommodating tank (36), and the upper accommodating tank (35) and the lower accommodating tank (36) are all connected to the first accommodating tank (36) The rollers (32) have parallel axes and accommodate the end plates of the workpiece.