Workpiece bending mechanism

Abstract

The utility model provides a workpiece bending mechanism which comprises a supporting base and a straightening assembly, the rotatable straightening assembly is arranged above the supporting base, and the straightening assembly is used for straightening a workpiece. And the bending assembly is arranged on one side of the straightening assembly, the bending assembly is installed on the top of the supporting base, and the bending assembly is used for bending the workpiece. The straightening assembly can move at the bottom end through the driving assembly, a workpiece is straightened through the straightening assembly, the bending quality of the workpiece is better when the workpiece is bent, it is avoided that bending of the workpiece is affected by bending of the workpiece, meanwhile, the workpiece can be bent at different angles through the bending assembly and the power assembly, the application range is larger, and the machining efficiency is improved. And different bending requirements of workpieces can be met conveniently.

Description

Technical Field

[0001] The utility model relates to the field of workpiece processing equipment, in particular to a workpiece bending mechanism. Background Art

[0002] A workpiece is a component of a product during the manufacturing process. It can be a single part or a combination of several parts fixed together. Workpieces can be machined using a variety of methods, including turning, milling, planing, grinding, casting, forging, and more. The specific machining process also varies with the machining method. Workpiece positioning is the process of locating a workpiece in the correct position within a machine tool or fixture, ensuring that the same batch of workpieces consistently occupies the correct machining position. Workpieces are divided into rough datums (commonly known as rough surfaces) and fine datums (commonly known as smooth surfaces), depending on whether or not a surface is machined. The structures of the positioning elements used in the corresponding fixtures also vary.

[0003] The workpiece requires different angles during the processing process. At this time, a bending mechanism is needed to bend the workpiece. In the authorized Chinese utility model patent "Announcement No.: CN218460531U, Announcement No.: A hardware workpiece bending and forming mechanism", it slides the first top plate and the second top plate respectively, so that the distance between the second top plate and the supporting block is equal to the distance between the first top plate and the supporting block, thereby realizing automatic adjustment and positioning, so that the actual stamping position of the rod is completely consistent with the preset stamping position, thereby realizing the bending of the workpiece. However, in the above application, due to the restrictions of the top plate and the supporting plate, the workpiece can only be bent at the same angle, resulting in a small scope of application of its bending mechanism, which is difficult to meet the different processing requirements of the workpiece. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a workpiece bending mechanism in order to overcome the defect of a fixed workpiece bending angle in the prior art.

[0005] The utility model solves the above technical problems through the following technical solutions:

[0006] The utility model provides a workpiece bending mechanism, comprising a support base,

[0007] A straightening assembly is provided above the support base and is rotatable and used for straightening the workpiece;

[0008] A bending assembly is provided on one side of the straightening assembly and is installed on the top of the supporting base. The bending assembly is used to bend the workpiece.

[0009] In this technical solution, the driving component can be used to move the bottom straightening component, and the straightening component is used to straighten the workpiece, so that the quality of the curvature of the workpiece is better when it is bent, and the bending of the workpiece itself is prevented from affecting the bending of the workpiece. At the same time, the bending component and the power component can be used to bend the workpiece at different angles, which has a wider range of applications and is convenient for meeting different bending requirements of the workpiece.

[0010] Preferably, the straightening assembly includes a plurality of guide groups, and each guide group is composed of two symmetrically distributed straightening axes 1 and 2.

[0011] In this technical solution, the workpiece can be transported and straightened by using the straightening axis 1 and the straightening axis 2.

[0012] Preferably, a bottom end of the straightening shaft is rotatably connected to the top surface of the support base;

[0013] The two bottom ends of the straightening shaft are connected to the driving assembly, and the driving assembly is installed in the inner cavity of the support base.

[0014] In this technical solution, the driving assembly can provide driving force for the movement of the straightening assembly.

[0015] Preferably, the driving assembly includes a driven shaft and a driving shaft, the surfaces of the driven shaft and the driving shaft are respectively rotatably connected to the top surface of the support base, and the driven shaft and the driving shaft are respectively connected to the bottom ends of the straightening shaft 1 and the straightening shaft 2;

[0016] The surfaces of the driven shaft and the driving shaft are both connected with power gears, and the two power gears are meshed and connected with each other.

[0017] In this technical solution, two mutually meshing power gears are used to make the rotation directions of the straightening shaft 1 and the straightening shaft 2 opposite to each other.

[0018] Preferably, the top end of the driven shaft is connected to the bottom end of the straightening shaft, and the bottom end of the driven shaft is rotatably connected to the inner wall of the support base.

[0019] In this technical solution, a driven shaft is used to enable the straightening shaft 1 to rotate.

[0020] Preferably, the bottom end of the driving shaft is connected to a transmission component, and the transmission component is connected to the surface of the connecting shaft.

[0021] In this technical solution, the driving shaft and the connecting shaft can be connected by using a transmission component.

[0022] Preferably, one end of the connecting shaft is rotatably connected to the inner wall of the support base, and the other end of the connecting shaft is connected to the output end of the driving source, and the driving source is installed in the inner cavity of the support base.

[0023] In this technical solution, a driving source can be used to provide driving force for the rotation of the connecting shaft.

[0024] Preferably, the transmission component comprises a main bevel gear and a secondary bevel gear, the main bevel gear is connected to the surface of the connecting shaft, the secondary bevel gear is connected to the bottom end of the driving shaft, and the main bevel gear and the secondary bevel gear are meshed and connected on their side surfaces.

[0025] In this technical solution, the driving shaft and the connecting shaft can be connected by using a transmission component.

[0026] Preferably, the bending assembly includes a fixed shaft and a bending shaft, the bottom end of the fixed shaft is connected to the top of the support base, and the bending shaft is movably connected to the support base.

[0027] In this technical solution, the workpiece can be bent using a bending assembly.

[0028] Preferably, the bottom end of the bending shaft is connected to a power assembly, the power assembly includes a bending motor, and the bending motor is installed in the inner cavity of the support base;

[0029] The output end of the bending motor is connected to a rotating shaft, and the rotating shaft is connected to a rotating plate;

[0030] A connecting column is connected to the top of the rotating plate. The connecting column is movably connected to the top surface of the supporting base, and the top end of the connecting column is connected to the bottom end of the bending shaft.

[0031] In this technical solution, the power component can provide driving force for the movement of the driving component.

[0032] On the basis of conforming to the common sense in this field, the above-mentioned preferred conditions can be arbitrarily combined to obtain the preferred embodiments of the present utility model.

[0033] The positive progress effect of this utility model is:

[0034] The utility model utilizes a driving component to move the bottom straightening component, and utilizes the straightening component to straighten the workpiece, so that the quality of the curvature of the workpiece when bending is better, and avoids the bending of the workpiece itself affecting the bending of the workpiece. At the same time, the bending component and the power component can be used to bend the workpiece at different angles, which has a wider range of applications and is convenient for meeting different bending requirements of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 This is a structural schematic diagram of a workpiece bending mechanism according to an embodiment of the present utility model.

[0036] Figure 2 for Figure 1 Schematic diagram of the overall internal structure of the workpiece bending mechanism shown.

[0037] Figure 3 for Figure 1 The overall top view structural diagram of the workpiece bending mechanism is shown.

[0038] Figure 4 for Figure 1 The exploded structural diagram of the drive assembly of the workpiece bending mechanism is shown.

[0039] Figure 5 for Figure 1 The diagram shows a partial enlarged structural diagram of point A of the workpiece bending mechanism.

[0040] Description of Reference Numerals

[0041] 1. Support base;

[0042] 2. Straightening assembly; 21. Straightening axis 1; 22. Straightening axis 2;

[0043] 3. Bending assembly; 31. Fixed axis; 32. Bending axis;

[0044] 4. Driving assembly; 41. Driven shaft; 42. Driving shaft; 43. Power gear; 44. Transmission component; 441. Main bevel gear; 442. Secondary bevel gear; 45. Connecting shaft; 46. Driving source;

[0045] 5. Power assembly; 51. Bending motor; 52. Rotating shaft; 53. Rotating plate; 54. Connecting column; 55. Fixed track. DETAILED DESCRIPTION

[0046] The present invention is further described below by way of examples, but the present invention is not limited to the scope of the examples.

[0047] Figures 1 to 5 The workpiece bending mechanism of the present invention is shown as a schematic structural diagram of an embodiment of the present invention. The workpiece bending mechanism includes a support base 1,

[0048] A straightening assembly 2 is provided above the support base 1 and is rotatable, and is used to straighten the workpiece;

[0049] The bending assembly 3 is arranged on one side of the straightening assembly 2 and is installed on the top of the supporting base 1. The bending assembly 3 is used to bend the workpiece.

[0050] In this technical solution, the driving component 4 can be used to move the bottom straightening component 2, and the straightening component 2 is used to straighten the workpiece, so that the quality of the curvature of the workpiece is better when it is bent, and the bending of the workpiece itself is prevented from affecting the bending of the workpiece. At the same time, the bending component 3 and the power component 5 can be used to bend the workpiece at different angles, which has a wider range of applications and is convenient for meeting different bending requirements of the workpiece.

[0051] The straightening assembly 2 includes multiple guide groups, and each guide group is composed of two symmetrically distributed straightening shafts 1 21 and 22.

[0052] In this technical solution, the straightening shaft 1 21 and the straightening shaft 2 22 can be used to transport the workpiece and straighten the workpiece at the same time.

[0053] The bottom end of the straightening shaft 21 is rotatably connected to the top surface of the support base 1;

[0054] The bottom end of the second straightening shaft 22 is connected to the driving assembly 4 , and the driving assembly 4 is installed in the inner cavity of the supporting base 1 .

[0055] In this technical solution, the driving component 4 can provide driving force for the movement of the straightening component 2.

[0056] The driving assembly 4 includes a driven shaft 41 and a driving shaft 42. The surfaces of the driven shaft 41 and the driving shaft 42 are rotatably connected to the top surface of the support base 1. The driven shaft 41 and the driving shaft 42 are respectively connected to the bottom ends of the straightening shaft 1 21 and the straightening shaft 2 22;

[0057] The surfaces of the driven shaft 41 and the driving shaft 42 are both connected with power gears 43 , and the two power gears 43 are meshed and connected with each other.

[0058] In this technical solution, the two mutually meshing power gears 43 are used to make the rotation directions of the straightening shaft 1 21 and the straightening shaft 2 22 opposite to each other.

[0059] The top end of the driven shaft 41 is connected to the bottom of the straightening shaft 21 , and the bottom end of the driven shaft 41 is rotatably connected to the inner wall of the support base 1 .

[0060] In this technical solution, the driven shaft 41 is used to enable the straightening shaft 21 to rotate.

[0061] The bottom end of the driving shaft 42 is connected to the transmission component 44 , and the transmission component 44 is connected to the surface of the connecting shaft 45 .

[0062] In this technical solution, the driving shaft 42 and the connecting shaft 45 can be connected by using the transmission component 44.

[0063] One end of the connecting shaft 45 is rotatably connected to the inner wall of the support base 1 , and the other end of the connecting shaft 45 is connected to the output end of a driving source 46 , which is installed in the inner cavity of the support base 1 .

[0064] In this technical solution, the driving source 46 can provide driving force for the rotation of the connecting shaft 45.

[0065] The transmission component 44 is connected to a main bevel gear 441 and a secondary bevel gear 442. The main bevel gear 441 is connected to the surface of the connecting shaft 45, and the secondary bevel gear 442 is connected to the bottom end of the driving shaft 42. The main bevel gear 441 and the secondary bevel gear 442 are meshed and connected on the side.

[0066] In this technical solution, the driving shaft 42 and the connecting shaft 45 can be connected by using the transmission component 44.

[0067] When in use, the workpiece is passed between the first and second straightening shafts 21 and 22, and the driving source 46 is used to drive the connecting shaft 45 to rotate, thereby driving the main bevel gear 441 to rotate, and then driving the auxiliary bevel gear 442 to rotate;

[0068] When the secondary bevel gear 442 rotates, it can drive the corresponding power gear 43 to rotate, thereby driving another power gear 43 to rotate. When the two power gears 43 rotate, they can respectively drive the driving shaft 42 and the driven shaft 41 to rotate, and then respectively drive the straightening shaft 2 22 and the straightening shaft 1 21 to rotate. The straightening shaft 1 21 and the straightening shaft 2 22 are used to transport and straighten the workpiece.

[0069] The bending assembly 3 includes a fixed shaft 31 and a bending shaft 32 . The bottom end of the fixed shaft 31 is connected to the top of the support base 1 , and the bending shaft 32 is movably connected to the support base 1 .

[0070] In this technical solution, the workpiece can be bent using the bending assembly 3 .

[0071] The bottom end of the bending shaft 32 is connected to a power assembly 5, and the power assembly 5 includes a bending motor 51, and the bending motor 51 is installed in the inner cavity of the support base 1;

[0072] The output end of the bending motor 51 is connected to a rotating shaft 52 , and the rotating shaft 52 is connected to a rotating plate 53 ;

[0073] A connecting column 54 is connected to the top of the rotating plate 53 . The connecting column 54 is movably connected to the top surface of the supporting base 1 . The top end of the connecting column 54 is connected to the bottom end of the bending shaft 32 .

[0074] In this technical solution, the power component 5 can provide driving force for the movement of the driving component 4.

[0075] When the workpiece moves to the fixed axis 31, the workpiece is located between the fixed axis 31 and the bending axis 32, and then the bending motor 51 is used to drive the rotating axis 52 to rotate, thereby driving the rotating plate 53 to rotate along the fixed track 55. At this time, the connecting column 54 can be driven to rotate, and then the bending axis 32 can be driven to rotate, so that the bending axis 32 rotates around the fixed axis 31. At this time, the bending axis 32 can bend the workpiece, and the workpiece can be bent to different angles as needed to meet the bending requirements of the workpiece.

[0076] A fixed rail 55 is connected to the inner wall of the support base 1 , and the fixed rail 55 is slidably connected to the side of the rotating plate 53 .

[0077] The fixed rail 55 is used to define the rotation trajectory of the rotating plate 53 .

[0078] The driving source 46 is a motor or other equipment that can output rotational kinetic energy.

[0079] Although specific embodiments of the present invention have been described above, those skilled in the art will appreciate that these are merely illustrative and that the scope of protection of the present invention is defined by the appended claims. Those skilled in the art may make various changes or modifications to these embodiments without departing from the principles and essence of the present invention, and such changes and modifications are intended to fall within the scope of protection of the present invention.

Claims

1. A workpiece bending mechanism, comprising a support base (1), characterized in that: The workpiece bending mechanism further comprises: a straightening assembly (2), a rotatable straightening assembly (2) being provided above the support base (1), and the straightening assembly (2) being used for straightening the workpiece; A bending assembly (3) is provided on one side of the straightening assembly (2), and the bending assembly (3) is installed on the top of the supporting base (1). The bending assembly (3) is used to bend the workpiece.

2. The workpiece bending mechanism according to claim 1, wherein: The straightening assembly (2) comprises a plurality of guide groups, each of which is composed of two symmetrically distributed straightening shafts 1 (21) and 2 (22).

3. The workpiece bending mechanism according to claim 2, wherein: The bottom end of the straightening shaft (21) is rotatably connected to the top surface of the support base (1); The bottom end of the second straightening shaft (22) is connected to the driving assembly (4), and the driving assembly (4) is installed in the inner cavity of the supporting base (1).

4. The workpiece bending mechanism according to claim 3, wherein: The driving assembly (4) includes a driven shaft (41) and a driving shaft (42), the surfaces of the driven shaft (41) and the driving shaft (42) are respectively rotatably connected to the top surface of the support base (1), and the driven shaft (41) and the driving shaft (42) are respectively connected to the bottom ends of the straightening shaft 1 (21) and the straightening shaft 2 (22); The surfaces of the driven shaft (41) and the driving shaft (42) are both connected with power gears (43), and the two power gears (43) are meshed and connected with each other.

5. The workpiece bending mechanism according to claim 4, wherein: The top end of the driven shaft (41) is connected to the bottom end of the straightening shaft (21), and the bottom end of the driven shaft (41) is rotatably connected to the inner wall of the support base (1).

6. The workpiece bending mechanism according to claim 4, wherein: The bottom end of the driving shaft (42) is connected to a transmission component (44), and the transmission component (44) is connected to the surface of a connecting shaft (45).

7. The workpiece bending mechanism according to claim 6, wherein: One end of the connecting shaft (45) is rotatably connected to the inner wall of the support base (1), and the other end of the connecting shaft (45) is connected to the output end of a driving source (46), and the driving source (46) is installed in the inner cavity of the support base (1).

8. The workpiece bending mechanism according to claim 6, wherein: The transmission component (44) is connected to a main bevel gear (441) and a secondary bevel gear (442), wherein the main bevel gear (441) is connected to the surface of a connecting shaft (45), and the secondary bevel gear (442) is connected to the bottom end of the driving shaft (42), and the main bevel gear (441) and the secondary bevel gear (442) are meshed and connected on the side.

9. The workpiece bending mechanism according to claim 1, wherein: The bending assembly (3) comprises a fixed shaft (31) and a bending shaft (32), wherein the bottom end of the fixed shaft (31) is connected to the top of the support base (1), and the bending shaft (32) is movably connected to the support base (1).

10. The workpiece bending mechanism according to claim 9, wherein: The bottom end of the bending shaft (32) is connected to a power assembly (5), and the power assembly (5) includes a bending motor (51), and the bending motor (51) is installed in the inner cavity of the support base (1); The output end of the bending motor (51) is connected to a rotating shaft (52), and the rotating shaft (52) is connected to a rotating plate (53); The top of the rotating plate (53) is connected to a connecting column (54), and the connecting column (54) is movably connected to the top surface of the supporting base (1), and the top end of the connecting column (54) is connected to the bottom end of the bending shaft (32).

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