CN218283504U

CN218283504U - Automatic bending device capable of accurately positioning and bending

Info

Publication number: CN218283504U
Application number: CN202222764705.3U
Authority: CN
Inventors: 张红泉
Original assignee: Xiangyang Kaiyu Machinery Co ltd
Current assignee: Xiangyang Kaiyu Machinery Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-01-13
Anticipated expiration: 2032-10-20

Abstract

The utility model discloses an automatic bending device that can accurate location bend relates to bending device technical field, specifically includes the bottom plate, the one end both sides of bottom plate all install the bar piece along the length direction of bottom plate, the one end that the bottom plate is close to the bar piece is equipped with the piece of bending, and the cross section of the piece of bending is triangle-shaped, and the top surface of the piece of bending and the top surface of bottom plate are in same horizontal plane, and the equal vertical installation in both ends of the piece of bending has the fixed plate, and the fixed plate is kept away from one side of the piece of bending and is connected through pivot and bar piece rotation, and coaxial arrangement has driving motor in one of them pivot. The utility model discloses during the use, when fixing through first pneumatic cylinder and second pneumatic cylinder to the both ends of tabular sheet metal component, rely on the rotation of the piece of bending to carry out the automatic operation of bending to the sheet metal component, through the fulcrum effect of the piece of bending, reduce the fixed position at sheet metal component both ends and self deformation position and take place the probability of skew, improve the precision of fixing a position and bending.

Description

Automatic bending device capable of accurately positioning and bending

Technical Field

The utility model relates to a bending device technical field specifically is an automatic bending device that can accurate location is bent.

Background

In the sheet metal part machining process, the sheet metal part needs to be bent frequently, a bending machine is equipment for machining plates into various angles, a bending mechanism is adopted to be matched with a fixed block for production, the bending mechanism mostly comprises a hydraulic mechanism, a sliding frame and a pressing plate, the pressing plate box is driven by the hydraulic mechanism to be close to the sheet metal part, and impact extrusion is performed on the sheet metal part to achieve bending operation.

But because the impact operation of relying on the pneumatic cylinder, in addition to the fixed operation in both ends to the sheet metal component, when the department of bending of sheet metal component atress is crooked, through the interact of power, can rely on the fixed position's at sheet metal component self both ends deflection and the tortuous skew of self deformation and influence the change of the position of bending, lead to the skew of forced position for bend the condition that deviation, positioning accuracy are skew appears. Therefore, an automatic bending device capable of accurately positioning and bending is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic bending device that can accurate location bend, the impact operation of present automatic bending device owing to rely on the pneumatic cylinder has been solved, in addition to the both ends fixed operation of sheet metal component, when the bending department atress of sheet metal component is crooked, through the interact of power, can rely on the fixed position at sheet metal component self both ends to deflect and the tortuous skew of self deformation and influence the change of the position of bending, the skew that leads to the stress position, make bend and appear the deviation, the problem of the skew condition of positioning accuracy.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an automatic bending device capable of accurately positioning and bending comprises a bottom plate, wherein strip-shaped blocks are arranged on two sides of one end of the bottom plate along the length direction of the bottom plate, a bending block is arranged at one end, close to the strip-shaped blocks, of the bottom plate, the cross section of the bending block is triangular, the top surfaces of the bending block and the bottom plate are located on the same horizontal plane, fixing plates are vertically arranged at two ends of the bending block, one side, far away from the bending block, of each fixing plate is rotatably connected with the strip-shaped blocks through rotating shafts, a driving motor is coaxially arranged on one rotating shaft, the driving motor is fixed on the strip-shaped blocks through a support, and one sideline of the bending blocks is coaxially arranged with the driving motor;

a supporting plate is arranged above the bending block along the length direction of the bending block, two ends of the supporting plate are fixedly connected with the fixing plate, a first extrusion plate is arranged below the supporting plate along the length direction of the supporting plate, the first extrusion plate corresponds to the top of the bending block, at least two first hydraulic cylinders are arranged at the top of the first extrusion plate along the length direction of the first extrusion plate, and the first hydraulic cylinders are vertically fixed on the supporting plate;

the utility model discloses a supporting device for a hydraulic press, including bottom plate, connecting plate, bracing piece, second compression spring, bottom plate, U template, bottom plate fixed connection, the connecting plate is installed to the top of bottom plate perpendicular, and the stay tube that a plurality of equidistance were arranged is installed perpendicularly to the bottom of connecting plate, and the below of connecting plate is equipped with the second stripper plate, and the second stripper plate is corresponding with the top surface of bottom plate, a plurality of bracing pieces are installed perpendicularly to the top of second stripper plate, and the top of bracing piece corresponds the holding in the bottom of stay tube, cup jointed second compression spring on the bracing piece, second compression spring's one end is fixed on the stay tube, and the other end is fixed on the second stripper plate.

Optionally, the corner of the bending block located at the axis of the driving motor is an arc-shaped tangent plane.

Optionally, a plurality of guide rods arranged at equal intervals are vertically installed at the top of the first extrusion plate, and the top of each guide rod penetrates through the support plate through a linear bearing.

Optionally, a lower pressing block is installed at one end, close to the bending block, of the connecting plate, and the lower pressing block is attached to one side, close to the bottom plate, of the bending block.

Optionally, a plurality of equally spaced cylindrical heads are mounted at the bottom of the second extrusion plate, and the cylindrical heads are rubber blocks with rough surfaces.

Optionally, every the inside of bar shape piece is all equipped with the cylindricality cavity along the length direction of bar shape piece, and one side that two cylindricality cavities are close to each other runs through the bar shape piece through the bar groove, the inside coaxial arrangement of cylindricality cavity has the connecting rod, the piece of bending is kept away from one side of bottom plate and is equipped with the bar shaped plate, and the both ends of bar shaped plate all are connected with the connecting rod through linear bearing, and the bar shaped plate is corresponding with the top surface of the piece of bending, one of them the scale is installed along the length direction of bar shape piece at the top of bar shape piece, be equipped with the scale pointer on the scale, the scale pointer is fixed at the top of bar shaped plate.

Optionally, each connecting rod is sleeved with a first compression spring, one end of each first compression spring is fixed to one end, far away from the bending block, of the cylindrical cavity, and the other end of each first compression spring is fixed to the strip-shaped plate.

The utility model discloses possess following beneficial effect:

this automatic bending device that can accurate location bend when fixing the both ends of sheet metal component through first pneumatic cylinder and second pneumatic cylinder, relies on the rotation of the piece of bending to carry out the automatic operation of bending to the sheet metal component, through the fulcrum effect of the piece of bending, reduces the fixed position at sheet metal component both ends and the probability that self deformation position takes place the skew, improves the precision of location bending.

Drawings

Fig. 1 is a schematic structural view of an automatic bending device capable of precisely positioning and bending according to the present invention;

fig. 2 is a schematic cross-sectional structural view of the automatic bending device capable of precisely positioning and bending according to the present invention;

fig. 3 is the utility model relates to an automatic bending device's that can accurate location bend profile structure schematic diagram that looks sideways at.

In the figure: 1. a base plate; 2. a bar-shaped block; 3. bending the block; 4. a fixing plate; 5. a drive motor; 6. a support plate; 7. a first hydraulic cylinder; 8. a first squeeze plate; 9. a guide bar; 10. a cylindrical cavity; 11. a connecting rod; 12. a strip-shaped groove; 13. a strip plate; 14. a scale pointer; 15. a graduated scale; 16. a first compression spring; 17. a U-shaped plate; 18. a second hydraulic cylinder; 19. a connecting plate; 20. supporting a tube; 21. a support bar; 22. a second compression plate; 23. a second compression spring; 24. a cylindrical head; 25. and (7) pressing the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution:

an automatic bending device capable of accurately positioning and bending comprises a base plate 1, wherein strip-shaped blocks 2 are arranged on two sides of one end of the base plate 1 along the length direction of the base plate 1, a bending block 3 is arranged at one end, close to the strip-shaped blocks 2, of the base plate 1, the cross section of the bending block 3 is triangular, the top surfaces of the bending block 3 and the base plate 1 are located on the same horizontal plane, fixing plates 4 are vertically arranged at two ends of the bending block 3, one side, far away from the bending block 3, of each fixing plate 4 is rotatably connected with the strip-shaped blocks 2 through a rotating shaft, a driving motor 5 is coaxially arranged on one rotating shaft, the driving motor 5 is fixed on the strip-shaped blocks 2 through a support, and one edge line of the bending block 3 is coaxially arranged with the driving motor 5;

a supporting plate 6 is arranged above the bending block 3 along the length direction of the bending block 3, two ends of the supporting plate 6 are fixedly connected with the fixing plate 4, a first extrusion plate 8 is arranged below the supporting plate 6 along the length direction of the supporting plate 6, the first extrusion plate 8 corresponds to the top of the bending block 3, at least two first hydraulic cylinders 7 are arranged on the top of the first extrusion plate 8 along the length direction of the first extrusion plate 8, and the first hydraulic cylinders 7 are vertically fixed on the supporting plate 6;

the utility model discloses a bottom plate, including bottom plate 1, connecting plate 19, supporting tube 20, second compression spring 23, supporting tube 20, second compression spring 23, the one end of second compression spring 23 is fixed on supporting tube 20, and the other end is fixed on second compression spring 22, and the bottom of second hydraulic cylinder 18 is installed perpendicularly to connecting plate 19, and a plurality of equidistance arrangements's supporting tube 20 is installed perpendicularly to the bottom of connecting plate 19, and the below of connecting plate 19 is equipped with second stripper plate 22, and second stripper plate 22 is corresponding with bottom plate 1's top surface, a plurality of bracing pieces 21 are installed perpendicularly to the top of second stripper plate 22, and the top of bracing piece 21 corresponds the holding in the bottom of supporting tube 20, cup jointed second compression spring 23 on the bracing piece 21.

Specifically, when fixing the two ends of the sheet metal part in a plate shape through the first hydraulic cylinder 7 and the second hydraulic cylinder 18, the sheet metal part is automatically bent by means of the rotation of the bending block 3, the probability that the fixed positions at the two ends of the sheet metal part and the deformation position of the sheet metal part deviate is reduced through the fulcrum action of the bending block 3, and the positioning and bending accuracy is improved.

Further say, the corner that piece 3 of bending is located 5 axle centers of driving motor department is the arc tangent plane, through the arc tangent plane, when improving the sheet metal component and bending, the degree of laminating of its surface and piece 3 of bending improves the sheet metal component shaping effect of bending.

Further, a plurality of guide rods 9 arranged at equal intervals are vertically installed at the top of the first extrusion plate 8, the top of each guide rod 9 penetrates through the support plate 6 through a linear bearing, the guide rods 9 provide limiting effect for downward pressing of the first extrusion plate 8, and when the bending block 3 rotates, the pressure of the first extrusion plate 8 is stable, and the influence on the joint of the first hydraulic cylinder 7 and the first extrusion plate 8 is avoided.

Further, one end of the connecting plate 19, which is close to the bending block 3, is provided with a lower pressing block 25, the lower pressing block 25 is attached to one side, which is close to the bottom plate 1, of the bending block 3, and the top of the bending part of the sheet metal part is limited through the lower pressing block 25, so that the bending completeness and the forming effect are guaranteed.

Furthermore, a plurality of cylindrical heads 24 arranged at equal intervals are installed at the bottom of the second extrusion plate 22, the cylindrical heads 24 are rubber blocks with rough surfaces, and the pressing-down fixing effect of the second extrusion plate 22 on the sheet metal part is improved through the cylindrical heads 24, so that the probability of sliding of the sheet metal part during bending is reduced.

Further, every the inside of bar 2 all is equipped with cylindricality cavity 10 along bar 2's length direction, and two cylindricality cavities 10 one side that is close to each other runs through bar 2 through bar groove 12, the inside coaxial arrangement of cylindricality cavity 10 has connecting rod 11, the one side that bottom plate 1 was kept away from to the piece 3 of bending is equipped with strip 13, and the both ends of strip 13 all are connected with connecting rod 11 through linear bearing, and strip 13 is corresponding with the top surface of the piece 3 of bending, one of them the scale 15 is installed along bar 2's length direction in the top of bar 2, be equipped with scale pointer 14 on the scale 15, scale pointer 14 fixes at the top of strip 13, through 14 box scale scales 15 of scale pointer to the promotion of sheet metal component to bar 13 to carry out accurate location to the bending position of sheet metal component, guarantee the position accuracy of bending.

Further, every all cup jointed first compression spring 16 on the connecting rod 11, the one end of first compression spring 16 is fixed in the one end that cylindricality cavity 10 kept away from bending piece 3, and the other end is fixed on strip shaped plate 13, through first compression spring 16, the return of strip shaped plate 13 under the sheet metal component promotes of being convenient for follow-up continuous use.

To sum up, this kind of automatic bending device that can accurate positioning bend, when using, place platelike sheet metal component on bottom plate 1 earlier, then promote the sheet metal component from the top of bending piece 3 through, when the sheet metal component passes bending piece 3, can promote bar 13 to the one end that keeps away from bottom plate 1 and move, through 14 box scale scales 15 of scale pointer, thereby carry out accurate location to the bending position of sheet metal component, guarantee the position accuracy of bending, after sheet metal component bending position aligns with bending piece 3, start first pneumatic cylinder 7 and second pneumatic cylinder 18, push down fixedly to the both ends of sheet metal component, briquetting 25 can simultaneously support the top of sheet metal component bending position down at this moment, carry out spacingly to the top of sheet metal component bending department, guarantee completion degree and the shaping effect of bending, then start driving motor 5, through the fulcrum effect of bending piece 3, reduce the fixed position at sheet metal component both ends and the probability that self deformation position takes place the skew, improve the accuracy of positioning bending, after the completion of bending, first stripper plate 8 and second stripper plate 22, alright take out the sheet metal component from the bottom of bending device.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 appended claims and their equivalents.

Claims

1. The utility model provides an automatic bending device that can accurate location is bent, includes bottom plate (1), its characterized in that: the bending device is characterized in that strip-shaped blocks (2) are arranged on two sides of one end of the bottom plate (1) along the length direction of the bottom plate (1), a bending block (3) is arranged at one end, close to the strip-shaped blocks (2), of the bottom plate (1), the cross section of the bending block (3) is triangular, the top surface of the bending block (3) and the top surface of the bottom plate (1) are located on the same horizontal plane, fixing plates (4) are vertically arranged at two ends of the bending block (3), one side, far away from the bending block (3), of each fixing plate (4) is rotatably connected with the strip-shaped blocks (2) through a rotating shaft, a driving motor (5) is coaxially arranged on one rotating shaft, the driving motor (5) is fixed on the strip-shaped blocks (2) through a support, and one edge line of the bending block (3) is coaxially arranged with the driving motor (5);

a supporting plate (6) is arranged above the bending block (3) along the length direction of the bending block (3), two ends of the supporting plate (6) are fixedly connected with the fixing plate (4), a first extrusion plate (8) is arranged below the supporting plate (6) along the length direction of the supporting plate (6), the first extrusion plate (8) corresponds to the top of the bending block (3), at least two first hydraulic cylinders (7) are arranged at the top of the first extrusion plate (8) along the length direction of the first extrusion plate (8), and the first hydraulic cylinders (7) are vertically fixed on the supporting plate (6);

the utility model discloses a support tube, including bottom plate (1), connecting plate (19), a plurality of equidistance supporting tubes (20) of arranging are installed perpendicularly to the top of bottom plate (1) perpendicular second pneumatic cylinder (18), the U template (17) and bottom plate (1) fixed connection that pass through of second pneumatic cylinder (18), connecting plate (19) are installed to the bottom of second pneumatic cylinder (18), and the below of connecting plate (19) is equipped with second stripper plate (22), and second stripper plate (22) are corresponding with the top surface of bottom plate (1), a plurality of bracing pieces (21) are installed perpendicularly to the top of second stripper plate (22), and the top of bracing piece (21) corresponds the holding in the bottom of supporting tube (20), second compression spring (23) have been cup jointed on bracing piece (21), and the one end of second compression spring (23) is fixed on supporting tube (20), and the other end is fixed on second stripper plate (22).

2. The automatic bending device capable of accurately positioning and bending according to claim 1, wherein: the corner of the bending block (3) at the axis of the driving motor (5) is an arc tangent plane.

3. The automatic bending device capable of accurately positioning and bending according to claim 1, wherein: the top of the first extrusion plate (8) is vertically provided with a plurality of guide rods (9) which are arranged at equal intervals, and the top of each guide rod (9) penetrates through the support plate (6) through a linear bearing.

4. The automatic bending device capable of accurately positioning and bending according to claim 1, wherein: one end of the connecting plate (19) close to the bending block (3) is provided with a lower pressing block (25), and the lower pressing block (25) is attached to one side, close to the bottom plate (1), of the bending block (3).

5. The automatic bending device capable of accurately positioning and bending according to claim 1, wherein: the bottom of the second extrusion plate (22) is provided with a plurality of cylindrical heads (24) which are arranged at equal intervals, and the cylindrical heads (24) are rubber blocks with rough surfaces.

6. The automatic bending device capable of accurately positioning and bending according to claim 1, wherein: every the inside of bar shape piece (2) all is equipped with cylindricality cavity (10) along the length direction of bar shape piece (2), and one side that two cylindricality cavities (10) are close to each other runs through bar shape piece (2) through bar groove (12), the inside coaxial arrangement of cylindricality cavity (10) has connecting rod (11), the one side that bottom plate (1) was kept away from in piece (3) of bending is equipped with bar plate (13), and the both ends of bar plate (13) all are connected with connecting rod (11) through linear bearing, and bar plate (13) are corresponding with the top surface of bending piece (3), one of them scale (15) are installed along the length direction of bar shape piece (2) at the top of bar shape piece (2), be equipped with scale pointer (14) on scale (15), scale pointer (14) are fixed at the top of bar plate (13).

7. The automatic bending device capable of accurately positioning and bending according to claim 6, wherein: every all cup joint first compression spring (16) on connecting rod (11), the one end of first compression spring (16) is fixed in cylindricality cavity (10) and is kept away from the one end of bending piece (3), and the other end is fixed on strip shaped plate (13).