CN221018164U

CN221018164U - Sheet hemming machine

Info

Publication number: CN221018164U
Application number: CN202322525940.XU
Authority: CN
Inventors: 梁智鹏; 袁闰湖; 吴亚保
Original assignee: Dongguan Heng Yu Automation Co ltd
Current assignee: Dongguan Heng Yu Automation Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2024-05-28
Anticipated expiration: 2033-09-15

Abstract

The utility model belongs to the technical field of crimping dies, and particularly relates to a sheet crimping machine which comprises a base for loading an aluminum pipe or an iron pipe and a crimping mechanism which is arranged at the upper end of the base and is used for crimping the upper end of the aluminum pipe or the iron pipe. The base is also provided with a height adjusting mechanism. One side of the base is provided with two guide rails which are parallel to each other and perpendicular to the horizontal plane, two ends of a connecting plate are connected with the two guide rails in a sliding manner, the side face end, close to the base, of the connecting plate is provided with a nut seat, one side of the base is rotationally connected with a screw rod positioned between the two guide rails, and the screw rod is rotationally connected with the nut seat. One side of the connecting plate, which is far away from the nut seat, is connected with a connecting seat arranged in the horizontal direction, and the connecting seat is used for loading an aluminum pipe or an iron pipe. The connecting seat is moved to a proper height, the iron pipe or the aluminum pipe is placed on the connecting seat, and the upper end of the aluminum pipe or the iron pipe is curled by the curling mechanism, so that the thin plate curling machine provided by the utility model can cope with the iron pipes or the aluminum pipes with different specifications, and the processing cost is saved more.

Description

Sheet hemming machine

Technical Field

The utility model belongs to the technical field of hemming dies, and particularly relates to a sheet hemming machine.

Background

With the continuous development of the hardware industry, a stamping die is required for processing a workpiece, the stamping die is a special process device for processing materials, metals or non-metals into parts or semi-finished products in cold stamping, and is called cold stamping die, and the stamping is a pressure processing method for separating or plastically deforming the materials at room temperature by using a die mounted on a press machine, so as to obtain the required parts.

In the prior art, the upper die and the lower die are generally pressed together, so that pressure is generated on the edges of the parts, and the edges of the parts are curled, but the upper die and the lower die for curling by adopting the mechanism can only correspond to parts with one type and height.

Disclosure of utility model

The utility model aims to provide a sheet hemming machine, which aims to solve the technical problems that in the prior art, parts are curled by pressing an upper die and a lower die together, and then pressure is generated on the edges of the parts, when the parts have various specifications, a plurality of upper dies and lower dies are required to be manufactured for matching the parts with corresponding specifications, and the production cost of manufacturing the upper die and the lower die is too high.

In order to achieve the above object, an embodiment of the present utility model provides a sheet hemming machine including a base for loading an aluminum pipe or an iron pipe and a hemming mechanism provided at an upper end of the base for hemming the upper end of the aluminum pipe or the iron pipe. The base is also provided with a height adjusting mechanism. One side of the base is provided with two guide rails which are parallel to each other and perpendicular to the horizontal plane, two ends of a connecting plate are connected with the two guide rails in a sliding manner, the side face end, close to the base, of the connecting plate is provided with a nut seat, one side of the base is rotationally connected with a screw rod positioned between the two guide rails, and the screw rod is rotationally connected with the nut seat. One side of the connecting plate, which is far away from the nut seat, is connected with a connecting seat arranged in the horizontal direction, and the connecting seat is used for loading an aluminum pipe or an iron pipe.

Further, the upper surface of the connecting seat is provided with a plurality of annular grooves with the same axial lead, the inner diameter of each annular groove gradually increases from the center of a circle to the outside, and the distances between two adjacent groups of annular grooves are equal.

Further, the hemming mechanism includes a hemming frame, a hemming motor, and a hemming member. One end of the edge rolling frame is connected above the base, and the other end of the edge rolling frame extends to the position right above the connecting seat. The hemming motor is arranged on one side of the hemming frame capacity base, penetrates through the hemming frame and is connected with the hemming piece, and is used for driving the hemming piece to rotate and move towards the connecting seat.

Further, the upper end of the hemming member is connected with the driving end of the hemming motor, mounting frames are arranged on two sides of the lower end of the hemming member, hemming wheels are connected in the mounting frames in a rolling mode, and the hemming wheels extend to the outer side of the lower end of the mounting frames.

Further, be equipped with a plurality of waist type grooves on the hemming member, the mounting bracket sets up in waist type inslot.

Further, the device also comprises a reduction gearbox, wherein the reduction gearbox is arranged between the hemming motor and the hemming member.

Further, the device also comprises a limiting mechanism, wherein the limiting mechanism comprises two limiting cylinders and limiting pieces, the two limiting cylinders are respectively positioned at two sides of the crimping mechanism, the limiting pieces are arranged at the driving ends of the limiting cylinders, and the limiting cylinders drive the limiting pieces to move towards the connecting seat.

Further, the limiting piece comprises two semicircular arc pieces, one ends of the two semicircular arc pieces are hinged to each other, the hinged ends of the two semicircular arc pieces are connected to the upper portion of the base, the side faces of the two semicircular arc pieces are connected with a limiting cylinder, and the limiting cylinder drives the two semicircular arc pieces to be close to or far away from each other.

The above technical solutions in the sheet hemming machine provided by the embodiments of the present utility model have at least one of the following technical effects: the screw rod is rotated, the screw rod is connected with the nut seat in a rotating way, the connecting seat moves along the vertical direction when the screw rod is rotated, the connecting seat is moved to a proper height, then the screw rod is locked, an iron pipe or an aluminum pipe is placed on the connecting seat, and the upper end of the aluminum pipe or the iron pipe is curled by the curling mechanism, so that the thin plate curling machine can cope with the iron pipes or the aluminum pipes with different specifications, and the processing cost is saved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a sheet hemming machine according to an embodiment of the present utility model.

Reference numerals: 10. a base; 11. a guide rail; 12. a connecting plate; 13. a screw; 14. a connecting seat; 15. circular ring grooves; 20. a hemming mechanism; 21. a hemming frame; 22. a hemming motor; 23. a hemming member; 24. a mounting frame; 25. a crimping wheel; 26. a waist-shaped groove; 30. a height adjusting mechanism; 40. a reduction gearbox; 50. a limiting mechanism; 51. a limit cylinder; 52. a limiting piece; 53. and a semicircular arc piece.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, referring to fig. 1, there is provided a sheet hemming machine including a base 10 for loading an aluminum pipe or an iron pipe and a hemming mechanism 20 provided at an upper end of the base 10 for hemming the upper end of the aluminum pipe or the iron pipe. The base 10 is also provided with a height adjusting mechanism 30. One side of the base 10 is provided with two parallel guide rails 11 perpendicular to the horizontal plane, two ends of a connecting plate 12 are connected with the two guide rails 11 in a sliding mode, a nut seat is arranged at the side face end, close to the base 10, of the connecting plate 12, one side of the base 10 is rotationally connected with a screw rod 13 located between the two guide rails 11, and the screw rod 13 is rotationally connected with the nut seat. One side of the connecting plate 12 far away from the nut seat is connected with a connecting seat 14 arranged in the horizontal direction, and the connecting seat 14 is used for loading aluminum pipes or iron pipes. In this embodiment, the screw 13 is rotated, the screw 13 is rotationally connected with the nut seat, the connecting seat 14 moves along the vertical direction when the screw 13 is rotated, the connecting seat 14 is moved to a proper height, then the screw 13 is locked, an iron pipe or an aluminum pipe is placed on the connecting seat 14, and the curling mechanism 20 curls the upper end of the aluminum pipe or the iron pipe, so that the thin plate curling machine provided by the utility model can cope with iron pipes or aluminum pipes with different specifications, and the processing cost is saved.

Specifically, referring to fig. 1, the upper surface of the connecting seat 14 is provided with a plurality of annular grooves 15 with the same axis, the inner diameter of each annular groove 15 gradually increases from the center of the circle to the outside, and the distances between two adjacent annular grooves 15 are equal. In this embodiment, place aluminum pipe or iron pipe in ring groove 15, ring groove 15 plays the locate action, need not to fix a position by hand, saves processing time more, and a plurality of ring grooves 15 can correspond the aluminum pipe or the iron pipe of multiple specification, and processing specification is more extensive.

Specifically, referring to fig. 1, the hemming mechanism 20 includes a hemming frame 21, a hemming motor 22, and a hemming member 23. One end of the hemming frame 21 is connected to the upper side of the base 10, and the other end extends to the right upper side of the connection base 14. The hemming motor 22 is provided at one side of the hemming frame 21 carrying the base 10, and is connected to the hemming member 23 through the hemming frame 21 for driving the hemming member 23 to rotate and move toward the connection base 14. In this embodiment, the screw 13 is rotated, the screw 13 and the nut holder are rotatably connected, the connecting holder 14 moves in the vertical direction when the screw 13 is rotated, the connecting holder 14 is moved to a proper height, then the screw 13 is locked, the iron pipe or the aluminum pipe is placed on the connecting holder 14, the driving motor drives the hemming member 23 to move toward the aluminum pipe or the iron pipe on the connecting holder 14, and the upper edge of the aluminum pipe or the iron pipe is hemmed.

Specifically, referring to fig. 1, the upper end of the hemming member 23 is connected to the driving end of the hemming motor 22, the lower end of the hemming member 23 is provided at both sides with a mounting frame 24, a hemming wheel 25 is rollingly connected in the mounting frame 24, and the hemming wheel 25 extends to the outside of the lower end of the mounting frame 24. In this embodiment, the hemming motor 22 drives the hemming member 23 to move toward the aluminum pipe or the iron pipe on the connection base 14, and drives the hemming member 23 to rotate, and the hemming wheel 25 abuts against the upper edge of the aluminum pipe or the iron pipe to hemm the upper edge of the iron pipe or the aluminum pipe.

Specifically, referring to fig. 1, the hemming member 23 is provided with a plurality of waist-shaped grooves 26, and the mounting bracket 24 is disposed in the waist-shaped grooves 26. In the present embodiment, the mounting frames 24 are disposed in the waist-shaped grooves 26, and the distance between the two mounting frames 24 can be changed to correspond to iron pipes or aluminum pipes with different specifications.

Specifically, referring to fig. 1, a reduction gearbox 40 is further included, and the reduction gearbox 40 is disposed between the hemming motor 22 and the hemming member 23. In this embodiment, the reducing gear box 40 is further included, the reducing gear box 40 is disposed between the hemming motor 22 and the hemming member 23, and the reducing gear box 40 is used for lifting the torque of the hemming member 23, so that the torque of the hemming member 23 is prevented from being too small, and the hemming member 23 cannot hem the aluminum pipe or the iron pipe.

Specifically, referring to fig. 1, the device further includes a limiting mechanism 50, where the limiting mechanism 50 includes two limiting cylinders 51 and a limiting member 52, the two limiting cylinders 51 are located on two sides of the hemming mechanism 20, the limiting member 52 is disposed on a driving end of the limiting cylinder 51, and the limiting cylinder 51 drives the limiting member 52 to move toward the connecting seat 14. In this embodiment, the limiting mechanism 50 is used to limit the upper half of the aluminum tube or the iron tube, so as to avoid collapse when the iron tube or the aluminum tube is extruded by the crimping piece 23.

Specifically, referring to fig. 1, the limiting member 52 includes two semicircular arc pieces 53, one ends of the two semicircular arc pieces 53 are hinged to each other, and the hinged ends thereof are connected above the base 10, the sides of the two semicircular arc pieces 53 are connected to the limiting cylinder 51, and the limiting cylinder 51 drives the two semicircular arc pieces 53 to approach or separate from each other. In this embodiment, when the limiting cylinder 51 drives the two semicircular arc pieces 53 to approach each other, the two semicircular arc pieces 53 form a ring to lock the iron pipe or the aluminum pipe, so as to avoid collapse of the iron pipe or the aluminum pipe.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. A sheet hemming machine comprises a base for loading an aluminum pipe or an iron pipe and a hemming mechanism which is arranged at the upper end of the base and used for hemming the upper end of the aluminum pipe or the iron pipe; the method is characterized in that: the base is also provided with a height adjusting mechanism; two parallel guide rails perpendicular to a horizontal plane are arranged on one side of the base, two ends of a connecting plate are connected with the two guide rails in a sliding mode, a nut seat is arranged at the side face end, close to the base, of the connecting plate, one side of the base is rotationally connected with a screw rod located between the two guide rails, and the screw rod is rotationally connected with the nut seat; one side of the connecting plate, which is far away from the nut seat, is connected with a connecting seat arranged on the horizontal direction, and the connecting seat is used for loading an aluminum pipe or an iron pipe.

2. The sheet hemming machine of claim 1 wherein: the upper surface of the connecting seat is provided with a plurality of annular grooves with the same axial lead, the inner diameter of each annular groove gradually increases outwards from the center of a circle, and the distances between two adjacent groups of annular grooves are equal.

3. The sheet hemming machine of claim 1 wherein: the hemming mechanism comprises a hemming frame, a hemming motor and a hemming piece; one end of the edge rolling frame is connected above the base, and the other end of the edge rolling frame extends to the position right above the connecting seat; the hemming motor is arranged on one side of the base, penetrates through the hemming frame and is connected with the hemming piece, and is used for driving the hemming piece to rotate and move towards the connecting seat.

4. A sheet hemming machine according to claim 3 wherein: the upper end of the hemming member is connected with the driving end of the hemming motor, mounting frames are arranged on two sides of the lower end of the hemming member, hemming wheels are connected in the mounting frames in a rolling mode, and the hemming wheels extend to the outer side of the lower end of the mounting frames.

5. The sheet hemming machine of claim 4 wherein: the hemming member is provided with a plurality of waist-shaped grooves, and the mounting frame is arranged in the waist-shaped grooves.

6. The sheet hemming machine of claim 4 wherein: the rolling machine further comprises a reduction gearbox, wherein the reduction gearbox is arranged between the rolling motor and the rolling piece.

7. The sheet hemming machine of claim 1 wherein: the limit mechanism comprises two limit cylinders and limit pieces, the two limit cylinders are respectively located at two sides of the hemming mechanism, the limit pieces are arranged at the driving ends of the limit cylinders, and the limit cylinders drive the limit pieces to move towards the connecting seat.

8. The sheet hemming machine of claim 7 wherein: the limiting piece comprises two semicircular arc pieces, one ends of the two semicircular arc pieces are hinged with each other, the hinged ends of the two semicircular arc pieces are connected to the upper portion of the base, the side faces of the two semicircular arc pieces are connected with the limiting cylinder, and the limiting cylinder drives the two semicircular arc pieces to be close to or far away from each other.