CN221966584U - Motorcycle frame stamping die - Google Patents

Abstract

The utility model discloses a stamping die for a motorcycle frame, and relates to the technical field of stamping dies. This motorcycle frame stamping die, including the stamping die base, stamping die base's lower fixed surface is connected with four supporting legs, stamping die base's upper surface is provided with the bed die, the spacing groove has been seted up in the centre of stamping die base upper surface, start two second motors, the rotation direction of two second motors is opposite, two second motors drive two second gears and toward the relative position rotation, two second gears drive two connecting shafts through two first gears toward the relative position rotation, two connecting shafts drive two arc cardboard toward the relative position rotation, make two arc cardboard joint advance in the inner wall of two arc spouts, thereby accomplish the fixed to the bed die, the loaded down with trivial details step such as use fixing bolt has been saved and has been used fixed the bed die, thereby be convenient for go up the fixed of mould, this motorcycle frame stamping die practicality is improved.

Description

A stamping die for motorcycle frame

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die for a motorcycle frame.

Background Art

Stamping dies are special process equipment used to process materials into parts during cold stamping. They are called cold stamping dies. Dies are tools used to form objects. Such tools are composed of various parts, and different dies are composed of different parts. It mainly realizes the processing of the shape of objects by changing the physical state of the material being formed. In the forming processes of blanking, forming stamping, die forging, cold heading, extrusion, powder metallurgy parts pressing, pressure casting, and compression or injection molding of engineering plastics, rubber, ceramics and other products, it is a tool used to make the blank into a part with a specific shape and size under the action of external force.

Stamping dies are used in the production of motorcycle frames, and the existing stamping dies need to be replaced with different stamping heads. However, today's stamping die heads are generally connected by bolts. When replacing the stamping die heads, the bolts need to be disassembled and assembled, which is time-consuming. At the same time, specific tools are required when disassembling and assembling the bolts. If there are no specific tools, the die cannot be replaced, which will cause trouble for the disassembly and assembly of the die and reduce the efficiency of die replacement.

Utility Model Content

1. Technical issues to be solved

The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a motorcycle frame stamping die that can solve the problem that the current stamping die head is generally connected by bolts, and when the stamping die head is replaced, the bolts need to be disassembled and assembled, and the disassembly and assembly of the bolts is relatively time-consuming.

(II) Technical solution

To achieve the above object, the utility model provides the following technical solutions: a stamping die for a motorcycle frame, comprising a stamping die base, the lower surface of the stamping die base is fixedly connected with four supporting legs, and the upper surface of the stamping die base is provided with a lower die;

Among them, a limiting groove is provided in the middle of the upper surface of the stamping die base, and the limiting groove runs through the lower surface of the stamping die base. The lower surface of the stamping die base is fixedly connected with two first fixing plates arranged correspondingly in front and back, and the opposite surfaces of the two first fixing plates are provided with fixing devices;

Among them, the upper surface of the stamping die base is fixedly connected with two support plates arranged correspondingly in front and behind, and the opposite surfaces of the two support plates are provided with sliding grooves;

Among them, the upper surfaces of the two support plates are fixedly connected with a support top plate, and the upper surface of the support top plate is provided with a lifting device.

Preferably, the fixing device comprises a bidirectional threaded rod, which is rotatably connected to the opposite surfaces of the two first fixing plates, the bidirectional threaded rod and the limiting groove are arranged in correspondence with each other up and down, and the outer wall of the bidirectional threaded rod is threadedly sleeved with two movable sleeves arranged in correspondence with each other in front and back;

Among them, the upper surfaces of the two moving sleeves are fixedly connected to the limit plates, the upper ends of the two limit plates slide through the inner wall of the limit groove, and the two limit plates are located on one end of the upper surface of the stamping die base and are fixedly connected to the clamping plate;

Among them, the front end of the bidirectional threaded rod rotates and passes through the front surface of the first fixed plate on the front side. The front end of the bidirectional threaded rod is provided with a first motor, and the output end of the first motor is fixedly connected to the front end of the bidirectional threaded rod.

Preferably, the lifting device comprises a hydraulic cylinder, which is fixedly connected to the upper surface of the supporting top plate, and the telescopic end of the hydraulic cylinder slides through the lower surface of the supporting top plate, and the telescopic end of the hydraulic cylinder located on the lower surface of the supporting top plate is fixedly connected to a lifting box, and the front and rear surfaces of the lifting box are fixedly connected to connecting plates, and the two connecting plates are arranged in a front and rear corresponding manner;

Among them, the opposing surfaces of the two connecting plates are fixedly connected with sliders, and the ends of the two sliders away from the connecting plates are respectively slidably connected to the inner walls of the two sliding grooves, and the lower surfaces of the two sliders at one end inside the sliding groove are fixedly connected with springs, and the lower ends of the two springs are fixedly connected to the bottom inside the sliding groove.

Preferably, the upper surface of the lifting box is fixedly connected to two second motors arranged correspondingly in front and back, the output ends of the two second motors rotate and pass through the interior of the lifting box, the output ends of the two second motors located inside the lifting box are fixedly connected to second gears, and a rectangular groove is opened in the middle of the lower surface of the lifting box, and the rectangular groove is communicated with the interior of the lifting box.

Preferably, the inner wall of the rectangular groove is movably connected with an upper mold, and the upper mold and the lower mold are arranged correspondingly up and down. The upper mold is located at one end outside the lifting box and is fixedly connected to two guide columns arranged correspondingly in the front and back. The upper ends of the two guide columns are both in contact with the lower surface of the lifting box, and the front and rear surfaces of the upper mold at one end inside the lifting box are provided with arc-shaped sliding grooves.

Preferably, the front and rear ends of the bottom of the lifting box away from the rectangular groove are rotatably connected with connecting shafts, and the outer walls of the two connecting shafts are fixedly sleeved with arc-shaped clamping plates adapted to the arc-shaped sliding grooves, and the two arc-shaped clamping plates and the two arc-shaped sliding grooves are arranged in front and back correspondence;

The upper ends of the outer walls of the two connecting shafts are both fixedly sleeved with first gears, and the two first gears are respectively meshed with the two second gears.

(III) Beneficial effects

Compared with the prior art, the beneficial effects of the utility model are:

(1) The motorcycle frame stamping die is manufactured by inserting the upper end of the upper die into the interior of the lifting box through a rectangular groove, and making the upper ends of the two guide columns fit with the lower surface of the lifting box, and then starting the two second motors at the same time. The two second motors rotate in opposite directions, and the two second motors drive the two second gears to rotate to relative positions. The two second gears drive the two connecting shafts to rotate to relative positions through the two first gears, and the two connecting shafts drive the two arc-shaped clamping plates to rotate to relative positions, so that the two arc-shaped clamping plates are clamped into the inner walls of the two arc-shaped slide grooves, thereby completing the fixation of the upper die, eliminating the cumbersome steps of using fixing bolts to fix the upper die, thereby facilitating the fixation of the upper die and improving the practicality of the motorcycle frame stamping die.

(2) The motorcycle frame stamping die pushes the lifting box downward through the telescopic end of the hydraulic cylinder, and at the same time, the lifting box drives the two connecting plates to move downward. The two connecting plates drive the two sliders through the inner wall of the slide groove and compress the two springs to move downward. The two sliders and the two slide grooves assist the up and down movement of the lifting box, thereby improving the stability of the upper die during operation.

BRIEF DESCRIPTION OF THE DRAWINGS

The utility model is further described below in conjunction with the accompanying drawings and embodiments:

FIG1 is a schematic diagram of the overall structure of the utility model;

FIG2 is a bottom view of the lower surface of the utility model as a whole;

Figure 3 is a schematic diagram of the connection of the upper mold surface of the utility model;

FIG. 4 is a bottom view of the lower surface of the lifting box of the utility model.

Figure numerals: 1. stamping die base; 2. supporting leg; 3. bidirectional threaded rod; 4. lower die; 5. movable sleeve; 6. limiting groove; 7. first fixed plate; 8. first motor; 9. clamping plate; 10. lifting box; 11. connecting plate; 12. upper die; 13. hydraulic cylinder; 14. second motor; 15. supporting top plate; 16. slider; 17. spring; 18. slide groove; 19. support plate; 20. rectangular groove; 21. limiting plate; 22. arc-shaped clamping plate; 23. connecting shaft; 24. first gear; 25. arc-shaped slide groove; 26. guide column; 27. second gear.

DETAILED DESCRIPTION

This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and 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 therefore cannot be understood as a limitation on the present invention.

In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

Please refer to Figures 1-4. The utility model provides a technical solution: a stamping die for a motorcycle frame, comprising a stamping die base 1, four supporting legs 2 are fixedly connected to the lower surface of the stamping die base 1, and a lower die 4 is arranged on the upper surface of the stamping die base 1;

Among them, a limiting groove 6 is provided in the middle of the upper surface of the stamping die base, and the limiting groove 6 runs through the lower surface of the stamping die base 1. The lower surface of the stamping die base 1 is fixedly connected with two first fixing plates 7 correspondingly arranged in front and back, and the opposite surfaces of the two first fixing plates 7 are provided with fixing devices;

The upper surface of the stamping die base 1 is fixedly connected to two support plates 19 arranged in front and back correspondence, and the opposite surfaces of the two support plates 19 are provided with slide grooves 18;

The upper surfaces of the two support plates 19 are fixedly connected with the support top plate 15 , and the upper surface of the support top plate 15 is provided with a lifting device.

Further, the fixing device includes a bidirectional threaded rod 3, which is rotatably connected to the opposite surfaces of the two first fixing plates 7, the bidirectional threaded rod 3 and the limiting groove 6 are arranged correspondingly up and down, and the outer wall of the bidirectional threaded rod 3 is threadedly sleeved with two movable sleeves 5 arranged correspondingly in front and behind;

The upper surfaces of the two movable sleeves 5 are fixedly connected to the limiting plates 21, the upper ends of the two limiting plates 21 slide through the inner wall of the limiting groove 6, and the two limiting plates 21 are located on one end of the upper surface of the stamping die base 1 and are fixedly connected to the clamping plate 9;

Among them, the front end of the bidirectional threaded rod 3 rotates and passes through the front surface of the first fixed plate 7 located on the front side. A first motor 8 is provided at the front end of the bidirectional threaded rod 3, and the output end of the first motor 8 is fixedly connected to the front end of the bidirectional threaded rod 3.

Further, the lifting device includes a hydraulic cylinder 13, which is fixedly connected to the upper surface of the supporting top plate 15, and the telescopic end of the hydraulic cylinder 13 slides through the lower surface of the supporting top plate 15. The telescopic end of the hydraulic cylinder 13 located on the lower surface of the supporting top plate 15 is fixedly connected to the lifting box 10, and the front and rear surfaces of the lifting box 10 are fixedly connected to the connecting plates 11, and the two connecting plates 11 are arranged in a front and rear corresponding manner;

The two connecting plates 11 have their opposing surfaces fixedly connected with sliders 16, and one end of the two sliders 16 away from the connecting plate 11 is slidably connected to the inner walls of the two slide grooves 18, respectively. The lower surfaces of the two sliders 16 located at one end inside the slide groove 18 are fixedly connected with springs 17, and the lower ends of the two springs 17 are fixedly connected to the bottom inside the slide groove 18.

Among them, the upper surface of the lifting box 10 is fixedly connected with two second motors 14 arranged correspondingly in front and back, and the output ends of the two second motors 14 rotate and penetrate into the interior of the lifting box 10. The output ends of the two second motors 14 located inside the lifting box 10 are fixedly connected with the second gear 27. A rectangular groove 20 is opened in the middle of the lower surface of the lifting box 10, and the rectangular groove 20 is connected to the interior of the lifting box 10;

The inner wall of the rectangular groove 20 is movably connected with the upper mold 12, and the upper mold 12 and the lower mold 4 are arranged in correspondence with each other. The end of the upper mold 12 located outside the lifting box is fixedly connected with two guide pillars 26 arranged in correspondence with each other in front and back. The upper ends of the two guide pillars 26 are both in contact with the lower surface of the lifting box 10, and the front and rear surfaces of the end of the upper mold 12 located inside the lifting box 10 are both provided with arc-shaped slide grooves 25.

The front and rear ends of the bottom of the lifting box 10 away from the rectangular groove 20 are rotatably connected with connecting shafts 23, and the outer walls of the two connecting shafts 23 are fixedly sleeved with arc-shaped clamping plates 22 adapted to the arc-shaped slide grooves 25, and the two arc-shaped clamping plates 22 and the two arc-shaped slide grooves 25 are arranged in a front-to-back correspondence;

The upper ends of the outer walls of the two connecting shafts 23 are both fixedly sleeved with first gears 24 , and the two first gears 24 are respectively meshed with the two second gears 27 .

When using the motorcycle frame stamping die, the lower die 4 is placed on the upper surface of the stamping die base 1, and then the first motor 8 is started to rotate forward, the first motor 8 drives the bidirectional threaded rod 3 to rotate, the bidirectional threaded rod 3 drives the two moving sleeves 5 to move to relative positions, the two moving sleeves 5 drive the two limit plates 21 to move to relative positions through the inner wall of the limit groove 6, the two limit plates 21 drive the two clamping plates 9 to move to relative positions, fix the lower die 4, and then pick up the upper die 12 that matches the lower die 4, and then the upper end of the upper die 12 is clamped into the interior of the lifting box 10 through the rectangular groove 20, and at the same time, the upper ends of the two guide columns 26 are aligned with the lifting box 1 0 is fitted together, and then the two second motors 14 are started at the same time. The rotation directions of the two second motors 14 are opposite. The two second motors 14 drive the two second gears 27 to rotate to relative positions. The two second gears 27 drive the two connecting shafts 23 to rotate to relative positions through the two first gears 24. The two connecting shafts 23 drive the two arc-shaped clamping plates 22 to rotate to relative positions, so that the two arc-shaped clamping plates 22 are clamped into the inner walls of the two arc-shaped slide grooves 25, thereby completing the fixation of the upper mold 12, eliminating the cumbersome steps of using fixing bolts to fix the upper mold 12, thereby facilitating the fixation of the upper mold 12 and improving the practicality of the motorcycle frame stamping mold.

After fixing, the stamped motorcycle frame parts are placed inside the lower mold 4, and then the hydraulic cylinder 13 is started. The telescopic end of the hydraulic cylinder 13 pushes the lifting box 10 to move downward, and at the same time, the lifting box 10 drives the two connecting plates 11 to move downward. The two connecting plates 11 drive the two sliders 16 through the inner wall of the slide groove 18 and compress the two springs 17 to move downward. The two sliders 16 and the two slide grooves 18 assist the up and down movement of the lifting box 10, thereby improving the stability of the upper mold 12 during operation. When the upper mold 12 moves down to the inside of the lower mold 4, the stamping of the motorcycle frame parts is completed.

Working principle: When using the motorcycle frame stamping die, the lower die 4 is placed on the upper surface of the stamping die base 1, and then the first motor 8 is started to rotate forward, the first motor 8 drives the bidirectional threaded rod 3 to rotate, the bidirectional threaded rod 3 drives the two movable sleeves 5 to move to relative positions, the two movable sleeves 5 drive the two limit plates 21 to move to relative positions through the inner walls of the limit grooves 6, the two limit plates 21 drive the two clamping plates 9 to move to relative positions, fix the lower die 4, and then pick up the upper die 12 that matches the lower die 4, and then connect the upper end of the upper die 12 into the interior of the lifting box 10 through the rectangular groove 20, and at the same time make the upper ends of the two guide columns 26 fit with the lower surface of the lifting box 10, and then start the two second motors 14 at the same time, the two second motors 14 rotate in opposite directions, the two second motors 14 drive the two second gears 27 to rotate to relative positions, and the two second gears 27 drive the two connecting shafts 23 to relative positions through the two first gears 24. The two connecting shafts 23 drive the two arc-shaped clamping plates 22 to rotate to the relative position, so that the two arc-shaped clamping plates 22 are clamped into the inner walls of the two arc-shaped slide grooves 25, thereby completing the fixation of the upper mold 12, eliminating the cumbersome steps of using fixing bolts to fix the upper mold 12, thereby facilitating the fixation of the upper mold 12 and improving the practicality of the motorcycle frame stamping mold. The stamped motorcycle frame parts are placed inside the lower mold 4, and then the hydraulic cylinder 13 is started. The telescopic end of the hydraulic cylinder 13 pushes the lifting box 10 to move downward, and at the same time, the lifting box 10 drives the two connecting plates 11 to move downward. The two connecting plates 11 drive the two sliders 16 to pass through the inner wall of the slide groove 18 and compress the two springs 17 to move downward. The two sliders 16 and the two slide grooves 18 play an auxiliary role in the up and down movement of the lifting box 10, improving the stability of the upper mold 12 during operation. When the upper mold 12 moves down to the inside of the lower mold 4, the stamping of the motorcycle frame parts is completed.

The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims (6)

1. A stamping die for a motorcycle frame, comprising a stamping die base (1), characterized in that: four supporting legs (2) are fixedly connected to the lower surface of the stamping die base (1), and a lower die (4) is arranged on the upper surface of the stamping die base (1); A limiting groove (6) is provided in the middle of the upper surface of the stamping die base, the limiting groove (6) passes through the lower surface of the stamping die base (1), the lower surface of the stamping die base (1) is fixedly connected to two first fixing plates (7) arranged in front and back correspondence, and the opposite surfaces of the two first fixing plates (7) are provided with fixing devices; The upper surface of the stamping die base (1) is fixedly connected to two support plates (19) arranged correspondingly in front and back, and the opposite surfaces of the two support plates (19) are provided with sliding grooves (18); The upper surfaces of the two support plates (19) are fixedly connected to a support top plate (15), and a lifting device is provided on the upper surface of the support top plate (15). 2. A stamping die for a motorcycle frame according to claim 1, characterized in that: the fixing device comprises a bidirectional threaded rod (3), the bidirectional threaded rod (3) is rotatably connected to the opposite surfaces of the two first fixing plates (7), the bidirectional threaded rod (3) and the limiting groove (6) are arranged in correspondence with each other up and down, and the outer wall of the bidirectional threaded rod (3) is threadedly sleeved with two movable sleeves (5) arranged in correspondence with each other in front and back; The upper surfaces of the two movable sleeves (5) are fixedly connected to the limiting plates (21), the upper ends of the two limiting plates (21) slide through the inner wall of the limiting groove (6), and one end of the two limiting plates (21) located on the upper surface of the stamping die base (1) is fixedly connected to the clamping plate (9); The front end of the bidirectional threaded rod (3) rotates and passes through the front surface of the first fixed plate (7) located on the front side. The front end of the bidirectional threaded rod (3) is provided with a first motor (8), and the output end of the first motor (8) is fixedly connected to the front end of the bidirectional threaded rod (3). 3. A stamping die for a motorcycle frame according to claim 1, characterized in that: the lifting device comprises a hydraulic cylinder (13), the hydraulic cylinder (13) is fixedly connected to the upper surface of the supporting top plate (15), the telescopic end of the hydraulic cylinder (13) slides through the lower surface of the supporting top plate (15), the telescopic end of the hydraulic cylinder (13) located on the lower surface of the supporting top plate (15) is fixedly connected to a lifting box (10), the front and rear surfaces of the lifting box (10) are fixedly connected to connecting plates (11), and the two connecting plates (11) are arranged correspondingly in the front and rear; The opposing surfaces of the two connecting plates (11) are fixedly connected with sliders (16), and the ends of the two sliders (16) away from the connecting plates (11) are respectively slidably connected to the inner walls of the two sliding grooves (18), and the lower surfaces of the two sliders (16) at one end inside the sliding groove (18) are fixedly connected with springs (17), and the lower ends of the two springs (17) are fixedly connected to the bottom inside the sliding groove (18). 4. A stamping die for a motorcycle frame according to claim 3, characterized in that: the upper surface of the lifting box (10) is fixedly connected to two second motors (14) arranged correspondingly in front and behind, the output ends of the two second motors (14) are rotated to pass through the interior of the lifting box (10), the output ends of the two second motors (14) located inside the lifting box (10) are fixedly connected to the second gear (27), and a rectangular groove (20) is opened in the middle of the lower surface of the lifting box (10), and the rectangular groove (20) is communicated with the interior of the lifting box (10). 5. A motorcycle frame stamping die according to claim 4, characterized in that: the inner wall of the rectangular groove (20) is movably connected with an upper die (12), the upper die (12) and the lower die (4) are arranged correspondingly up and down, and one end of the upper die (12) located outside the lifting box is fixedly connected to two guide columns (26) arranged correspondingly in front and back, the upper ends of the two guide columns (26) are both in contact with the lower surface of the lifting box (10), and the front and rear surfaces of the upper die (12) located at one end inside the lifting box (10) are provided with arc-shaped sliding grooves (25). 6. A stamping die for a motorcycle frame according to claim 3, characterized in that: the front and rear ends of the bottom of the lifting box (10) away from the rectangular groove (20) are rotatably connected with connecting shafts (23), the outer walls of the two connecting shafts (23) are fixedly sleeved with arc-shaped clamping plates (22) adapted to the arc-shaped slide grooves (25), and the two arc-shaped clamping plates (22) and the two arc-shaped slide grooves (25) are arranged in a front-to-back correspondence; The upper ends of the outer walls of the two connecting shafts (23) are both fixedly sleeved with first gears (24), and the two first gears (24) are respectively meshed with the two second gears (27).