CN217369859U

CN217369859U - Bending machine with positioning function

Info

Publication number: CN217369859U
Application number: CN202122023307.1U
Authority: CN
Inventors: 杨东旭
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-09-06
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to a bender technical field discloses a bender with locate function, include: a base; the pushing assembly is arranged on the base; the meshing assembly comprises a meshed rack and a meshed gear, the rack is arranged at the output end of the pushing assembly, and the pushing assembly can push the rack to move along a first preset direction; the guide wheel is fixedly arranged on the gear; the crank is fixedly arranged on the gear and positioned below the guide wheel; the bending wheel is rotatably arranged on the crank and is spaced from the guide wheel, the workpiece is clamped between the guide wheel and the bending wheel and is attached to the crank, and the bending wheel can bend the workpiece when the gear drives the guide wheel and the crank to rotate; and a guide member having one end fixedly provided on the crank to support the workpiece. The utility model discloses a bender with locate function has simple structure, easily operation, suitability good and can increase the advantage of the precision of bending of work piece.

Description

Bending machine with positioning function

Technical Field

The utility model relates to a bender technical field especially relates to a bender with locate function.

Background

The bending machine is important equipment for bending and forming workpieces in the sheet metal industry and is used for pressing the workpieces such as steel plates and the like into parts with various shapes according to process requirements. The existing bending machine has low controllability of bending stroke due to incapability of implementing positioning and guiding when bending a workpiece, so that the bending precision of the workpiece is low.

SUMMERY OF THE UTILITY MODEL

Based on above, an object of the utility model is to provide a bender with locate function has simple structure, easily operation, the suitability is good and can increase the advantage of the precision of bending of work piece.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a bending machine with positioning function, comprising: a base; the pushing assembly is arranged on the base; the meshing assembly comprises a meshed rack and a meshed gear, the rack is arranged at the output end of the pushing assembly, and the pushing assembly can push the rack to move along a first preset direction; the guide wheel is fixedly arranged on the gear; the crank is fixedly arranged on the gear and positioned below the guide wheel; the bending wheel is rotatably arranged on the crank and is spaced from the guide wheel, a workpiece is clamped between the guide wheel and the bending wheel and is attached to the crank, and the bending wheel can bend the workpiece when the gear drives the guide wheel and the crank to rotate; and one end of the guide piece is fixedly arranged on the crank, and the other end of the guide piece extends out of the crank to support the workpiece.

As a preferable scheme of the bending machine with the positioning function, a support member is provided at an end of the guide member, and the support member is used for supporting the workpiece.

As a preferable scheme of the bending machine with the positioning function, a guide rail extending along the first preset direction is arranged on the base, and the pushing assembly can drive the rack to move along the guide rail.

As an optimal scheme of the bending machine with the positioning function, the bending machine with the positioning function further comprises a jacking assembly, a top extending groove is formed in the base, and the output end of the jacking assembly can extend into the top extending groove and push the bent workpiece to be separated from the crank.

As a preferable aspect of the bending machine having the positioning function, the jacking assembly includes: the horizontal driving component is arranged on the base; the fixing seat is arranged on the base and is provided with a first inclined plane; the movable block, through the connecting rod with the horizontal drive subassembly rotates to be connected, be equipped with on the movable block with the second inclined plane that first inclined plane corresponds, the horizontal drive subassembly drive the movable block predetermines the direction along the second and removes extremely the second inclined plane with behind the first inclined plane butt, the output of horizontal drive subassembly can continue to follow the direction removal is predetermine to the second, the movable block for the horizontal drive subassembly rotates and stretches into the top stretches out the inslot and breaks away from in order to promote after bending the work piece the crank.

As a preferable scheme of the bending machine with the positioning function, the horizontal driving assembly comprises a horizontal driving unit and a positioning block, the positioning block is fixedly arranged at the output end of the horizontal driving unit, and the positioning block is connected with the movable block through the connecting rod.

As an optimal scheme of the bending machine with the positioning function, the positioning block is provided with a limiting groove at the lower end of the side face opposite to the movable block, and the positioning end of the fixing seat can extend into the limiting groove and is abutted to the positioning block.

As a preferred scheme of the bending machine with the positioning function, the horizontal driving assembly further comprises a sliding block connected with the positioning block, a sliding rail matched with the sliding block is arranged on the base, and the top extending groove is formed in the sliding rail.

As a preferred scheme of the bending machine with the positioning function, two guide strips are arranged on the base, the two guide strips are respectively located on two sides of the top extending groove, the two guide strips form a guide groove, and the workpiece can extend into a gap between the guide wheel and the bending wheel through the guide groove.

As a preferable scheme of the bending machine with the positioning function, the bending machine with the positioning function further comprises a bearing seat and a rotating shaft, the bearing seat is arranged on the base, the rotating shaft is rotatably arranged on the bearing seat, the guide wheel is fixed at the top end of the rotating shaft, and the crank and the gear are both fixed on the rotating shaft.

The utility model has the advantages that: the utility model discloses a bender with locate function, simple structure, easily operation and suitability are good, when bending the work piece, promote the subassembly and pass through the rack and drive gear, guide pulley and crank synchronous rotation, the work piece is located the guide pulley and bends in the clearance between the wheel, when the crank rotates, realizes bending the location of work piece by bending the wheel, the guide supports the work piece at the work piece in-process of bending, has reduced the probability that the work piece drops because of the action of gravity of self, has promoted the precision of bending of work piece.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a top view of a bending machine with a positioning function according to an embodiment of the present invention;

fig. 2 is a front view of a bending machine with positioning function according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a part of bending machine with positioning function according to an embodiment of the present invention.

In the figure:

1. a base; 2. a pushing assembly; 3. a rack; 4. a guide rail; 5. a gear; 6. a rotating shaft; 7. a bearing seat; 8. a guide wheel; 9. a crank; 10. bending wheels; 11. a guide member; 12. a support member; 13. a slide rail; 14. a top extension groove; 15. a guide bar; 16. a fixed seat; 17. a positioning end; 18. a horizontal driving unit; 19. a slider; 20. positioning blocks; 21. a limiting groove; 22. a connecting rod; 23. a movable block.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection or a detachable connection; 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.

The embodiment provides a bending machine with a positioning function, as shown in fig. 1 to 3, which includes a base 1, a pushing assembly 2, a meshing assembly, a guide wheel 8, a crank 9, a bending wheel 10 and a guide member 11, where the pushing assembly 2 is disposed on the base 1, the meshing assembly includes a rack 3 and a gear 5 that are meshed, the rack 3 is disposed at an output end of the pushing assembly 2, the pushing assembly 2 can push the rack 3 to move along a first preset direction, the guide wheel 8 is fixedly disposed on the gear 5, the crank 9 is fixedly disposed on the gear 5 and located below the guide wheel 8, the bending wheel 10 is rotatably disposed on the crank 9 and spaced from the guide wheel 8, a workpiece is clamped between the guide wheel 8 and the bending wheel 10 and attached to the crank 9, the bending wheel 10 can bend the workpiece when the gear 5 drives the guide wheel 8 and the crank 9 to rotate, one end of the guide member 11 is fixedly disposed on the crank 9, the other end extends beyond the crank 9 to support the workpiece.

The bending machine with the positioning function provided by the embodiment, the structure is simple, the operation is easy, the applicability is good, when a workpiece is bent, the pushing assembly 2 drives the gear 5 through the rack 3, the guide wheel 8 and the crank 9 synchronously rotate, the workpiece is positioned in a gap between the guide wheel 8 and the bending wheel 10, when the crank 9 rotates, the workpiece is positioned and bent through the bending wheel 10, the guide piece 11 supports the workpiece in the bending process of the workpiece, the probability that the workpiece falls off due to the gravity action of the workpiece is reduced, and the bending precision of the workpiece is improved.

As shown in fig. 1 and 2, the end of the guide 11 is provided with a support 12, and the support 12 is used to support a workpiece. When the bending machine with the positioning function bends a workpiece, the supporting piece 12 assists the workpiece to realize steering support, so that the workpiece in the bending process is always arranged on the top end face of the crank 9 and under the supporting action of the supporting piece 12, and the bending precision of the workpiece is further improved.

As shown in fig. 1 and 2, a guide rail 4 extending along a first predetermined direction is provided on the base 1, and the pushing assembly 2 can drive the rack 3 to move along the guide rail 4. The guide rail 4 that adds can make rack 3 remove along guide rail 4's length direction, has avoided rack 3 to take place to incline askew and make rack 3 break away from the phenomenon of gear 5 take place at the removal in-process, guarantees that rack 3 and gear 5 are in the engaged state always for push assembly 2 can drive gear 5 synchronous revolution through the removal of rack 3 always. It should be noted that the pushing assembly 2 of the present embodiment may be an electric push rod, a combination structure of an air cylinder and a push rod, or other linear driving assemblies, and is specifically selected according to actual needs.

As shown in fig. 1, the base 1 of this embodiment is provided with two guide bars 15, the two guide bars 15 are respectively located at two sides of the top extending groove 14, the two guide bars 15 form a guide groove, a workpiece can extend into a gap between the guide wheel 8 and the bending wheel 10 through the guide groove, and the two guide bars 15 enable the workpiece to be bent to enter into the gap between the guide wheel 8 and the bending wheel through the guide groove.

As shown in fig. 1 and fig. 2, the bending machine with positioning function further includes a bearing seat 7 and a rotating shaft 6, the bearing seat 7 is disposed on the base 1, the rotating shaft 6 is rotatably disposed on the bearing seat 7, the guide wheel 8 is fixed at the top end of the rotating shaft 6, and the crank 9 and the gear 5 are both fixed on the rotating shaft 6. When the gear 5 rotates, the gear 5 drives the guide wheel 8 and the crank 9 to synchronously rotate through the rotating shaft 6, so that the workpiece is bent.

The bending machine with the positioning function further comprises a jacking assembly, as shown in fig. 1 and 3, a top extending groove 14 is formed in the base 1, and an output end of the jacking assembly can extend into the top extending groove 14 and push a bent workpiece to be separated from the crank 9. Specifically, as shown in fig. 3, the jacking subassembly of this embodiment includes the horizontal drive subassembly, fixing base 16 and movable block 23, the horizontal drive subassembly sets up on base 1, fixing base 16 sets up on base 1 and is equipped with first inclined plane on it, movable block 23 rotates with the horizontal drive subassembly through connecting rod 22 and is connected, be equipped with the second inclined plane that corresponds with first inclined plane on the movable block 23, horizontal drive subassembly drive movable block 23 moves to second inclined plane and first inclined plane butt back along the second direction of predetermineeing, the output of horizontal drive subassembly can continue to predetermine the direction along the second and move, simultaneously, movable block 23 rotates for the horizontal drive subassembly and stretches into in the top stretch groove 14 in order to promote the work piece after bending to break away from crank 9.

Further, as shown in fig. 3, the horizontal driving assembly includes a horizontal driving unit 18 and a positioning block 20, the positioning block 20 is fixedly disposed at an output end of the horizontal driving unit 18, the positioning block 20 is connected to a movable block 23 through a connecting rod 22, and the connecting rod 22 is rotatably connected to the positioning block 20. It should be noted that the horizontal driving unit 18 of the present embodiment may be an electric push rod, a combination structure of an air cylinder and a push rod, or other linear driving components, and is specifically selected according to actual needs.

As shown in fig. 3, the positioning block 20 of the present embodiment is provided with a limiting groove 21 at a lower end of a side surface facing the movable block 23, the positioning end 17 of the fixing base 16 can extend into the limiting groove 21, and the positioning block 20 abuts against the fixing base 16. Specifically, spacing groove 21 is the breach of locating piece 20 lower extreme, and the location end 17 of fixing base 16 is vertical face, and when the vertical face of fixing base 16 stretched into in the breach and locating piece 20 and fixing base 16 butt, horizontal drive unit 18 could not continue to drive locating piece 20 and move towards the direction that is close to fixing base 16, and the removal stroke of locating piece 20 reaches the biggest, and the degree of depth that this moment movable block 23 stretched into top stretching groove 14 is the biggest, and movable block 23 promotes the high the biggest of work piece rebound promptly.

As shown in fig. 3, the horizontal driving assembly of the present embodiment further includes a sliding block 19 connected to the positioning block 20, the base 1 is provided with a sliding rail 13 matching with the sliding block 19, and the top-extending groove 14 is disposed on the sliding rail 13. The slide rail 13 that adds can make slider 19 remove along the length direction of slide rail 13, has avoided locating piece 20 to take place to incline askew and make the phenomenon that movable block 23 can't stretch into top and stretch into groove 14 take place in the removal process for horizontal drive unit 18 can drive movable block 23 through slider 19, locating piece 20 and connecting rod 22 and stretch into top and stretch into groove 14, makes the work piece after bending break away from the top terminal surface of crank 9.

When the bending machine with the positioning function is used for bending a workpiece, the specific steps are as follows:

a workpiece to be processed is conveyed into a gap between the rotatable guide wheel 8 and the bending wheel 10 through the jacking groove 14 under the limiting and guiding action of the guide strip 15;

the user orders about rack 3 through promoting subassembly 2 and accomplishes preset output stroke under the restriction guiding action of one side guide rail 4, guide rail 4 set up make 3 course of working of rack remain the engaged state with gear 5 throughout, avoid bending the stroke in lead to rack 3 to break away from the machining precision of the work piece after bending with gear 5's contact influence because of exogenic action, gear 5 drives bearing frame 7 rotatory through pivot 6 under the drive of rack 3, this synchronous revolution is followed to guide pulley 8 and the crank 9 of 6 side end faces of pivot of suit at pivot 6 top, the realization is bent the work piece.

After a workpiece to be machined enters a structural gap between the rotatable guide wheel 8 and the bending wheel 10, the end face of one side of the workpiece is fixedly supported by the guide piece 11 extending from one side of the crank 9, so that the guide effect is limited, the workpiece slipping caused by the action of gravity is avoided, the crank 9 rotates to drive the bending wheel 10 to bend the workpiece, the support piece 12 assists the workpiece to be machined to realize steering support, the workpiece to be machined in the bending process is always positioned under the supporting effect of the end face of the top of the crank 9 and the support piece 12, and the machining precision of the bending process is guaranteed.

When the bending machine with the positioning function is used for ejecting out a bent workpiece, the specific operation steps are as follows:

a user drives the sliding block 19 to slide along the sliding rail 13 through the horizontal driving unit 18, the sliding block 19 drives the positioning block 20 at the bottom of the sliding rail 13 to synchronously move in the sliding process, the positioning block 20 is connected with the movable block 23 through the connecting rod 18, the positioning block 20 and the movable block 23 integrally move along the sliding rail 13 until the second inclined surface of the movable block 23 is abutted against the second inclined surface of the fixed seat 16, under the power conduction of the positioning block 20, the movable block 23 rotates around the connecting rod 22, meanwhile, the movable block 23 extends into the top extension groove 14, when the positioning end 17 of the fixed seat 16 extends into the limiting groove 21 and the positioning block 20 is abutted against the fixed seat 16, the positioning block 20 reaches the maximum stroke, the movable block 23 at the top of the connecting rod 22 also reaches the maximum top extension stroke, and a machined workpiece arranged in the top extension groove 14 finishes unloading under the action of the movable block 23.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. A bending machine with positioning function is characterized by comprising:

a base (1);

the pushing assembly (2) is arranged on the base (1);

the meshing assembly comprises a meshed rack (3) and a meshed gear (5), the rack (3) is arranged at the output end of the pushing assembly (2), and the pushing assembly (2) can push the rack (3) to move along a first preset direction;

the guide wheel (8) is fixedly arranged on the gear (5);

the crank (9) is fixedly arranged on the gear (5) and is positioned below the guide wheel (8);

the bending wheel (10) is rotatably arranged on the crank (9) and is arranged at an interval with the guide wheel (8), a workpiece is clamped between the guide wheel (8) and the bending wheel (10) and is attached to the crank (9), and the bending wheel (10) can bend the workpiece when the gear (5) drives the guide wheel (8) and the crank (9) to rotate;

and one end of the guide piece (11) is fixedly arranged on the crank (9), and the other end of the guide piece extends out of the crank (9) to support the workpiece.

2. Machine for bending with positioning function according to claim 1, wherein said guide (11) is provided at its extremity with a support (12), said support (12) being intended to support said workpiece.

3. Machine for bending with positioning function according to claim 1, wherein said base (1) is provided with a guide (4) extending along said first predetermined direction, said pushing assembly (2) being able to drive said rack (3) to move along said guide (4).

4. The bending machine with the positioning function according to claim 1, further comprising a jacking assembly, wherein a jacking groove (14) is formed in the base (1), and an output end of the jacking assembly can extend into the jacking groove (14) and push the bent workpiece to be separated from the crank (9).

5. The bending machine with positioning function according to claim 4, wherein said jacking assembly comprises:

the horizontal driving component is arranged on the base (1);

the fixing seat (16) is arranged on the base (1) and is provided with a first inclined plane;

the movable block (23), through connecting rod (22) with the horizontal drive subassembly rotates to be connected, be equipped with on movable block (23) with the second inclined plane that first inclined plane corresponds, the horizontal drive subassembly drive movable block (23) predetermine the direction along the second and remove extremely the second inclined plane with behind the first inclined plane butt, the output of horizontal drive subassembly can continue to follow the direction removal is predetermine to the second, movable block (23) for the horizontal drive subassembly rotates and stretches into after stretching in groove (14) in the top in order to promote to bend the work piece breaks away from crank (9).

6. The bending machine with positioning function according to claim 5, wherein the horizontal driving assembly comprises a horizontal driving unit (18) and a positioning block (20), the positioning block (20) is fixedly arranged at the output end of the horizontal driving unit (18), and the positioning block (20) is connected with the movable block (23) through the connecting rod (22).

7. The bending machine with the positioning function according to claim 6, wherein a limiting groove (21) is formed in a lower end of the side face, facing the movable block (23), of the positioning block (20), the positioning end (17) of the fixing seat (16) can extend into the limiting groove (21), and the positioning block (20) abuts against the fixing seat (16).

8. The bending machine with positioning function according to claim 6, wherein the horizontal driving assembly further comprises a sliding block (19) connected with the positioning block (20), the base (1) is provided with a sliding rail (13) matched with the sliding block (19), and the jacking groove (14) is arranged on the sliding rail (13).

9. The bending machine with positioning function according to claim 5, wherein two guide strips (15) are arranged on the base (1), the two guide strips (15) are respectively positioned at two sides of the top extension groove (14), and the two guide strips (15) form a guide groove through which the workpiece can extend into a gap between the guide wheel (8) and the bending wheel (10).

10. The bending machine with positioning function according to claim 1, further comprising a bearing seat (7) and a rotating shaft (6), wherein the bearing seat (7) is disposed on the base (1), the rotating shaft (6) is rotatably disposed on the bearing seat (7), the guide wheel (8) is fixed on the top end of the rotating shaft (6), and the crank (9) and the gear (5) are both fixed on the rotating shaft (6).