CN216397667U - Digit control machine tool mould punching press mechanism - Google Patents
Digit control machine tool mould punching press mechanism Download PDFInfo
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- CN216397667U CN216397667U CN202122644163.1U CN202122644163U CN216397667U CN 216397667 U CN216397667 U CN 216397667U CN 202122644163 U CN202122644163 U CN 202122644163U CN 216397667 U CN216397667 U CN 216397667U
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Abstract
The utility model discloses a punching mechanism of a numerical control machine tool die, which belongs to the technical field of die production, and the technical scheme is characterized by comprising a base, wherein one opposite side of two side rods is rotatably connected with a crankshaft, an upper pressing plate is fixedly connected between two first sliding sleeves, a lower pressing plate is fixedly connected between two second sliding sleeves, two symmetrically arranged elastic components are arranged between the upper pressing plate and the lower pressing plate, a motor of the upper end surface of a mounting plate is started, the motor operates an upper die of the lower end surface of the lower pressing plate to be contacted with a lower die of the upper end surface of a fixed seat, so that punching operation is carried out, in the process, the two elastic components are compressed to generate deformation, the generated relative acting force acts on the upper die to further punch a workpiece in the lower die, the punching effect is effectively improved, the motor continues to operate, and when a shaft neck rotates to the lower part again, the last stamping operation is repeated, so that the effect of continuous stamping is achieved, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of die production, in particular to a stamping mechanism of a die of a numerical control machine tool.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called as a cold stamping die (commonly called as a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.
The existing die stamping mechanism mostly adopts a mode of pressing down the die by a hydraulic pump, cannot continuously stamp, has low working efficiency and poor stamping effect, and influences the processing quality.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stamping mechanism of a numerical control machine tool die to solve the problems.
The utility model is realized in such a way that a numerical control machine tool die stamping mechanism comprises a base, side rods are fixedly connected to the left side and the right side of the upper end surface of the base, crankshafts are rotatably connected to opposite sides of the two side rods, a shaft neck is fixedly connected between the two crankshafts, a sleeve is sleeved on the outer wall of the shaft neck, a connecting rod is fixedly connected to the outer wall of the sleeve, a mounting plate is fixedly connected to the right end surface of the right side rod, a motor is mounted on the upper end surface of the mounting plate, an output shaft of the motor is fixedly connected with the right end of the right crankshaft, a pressure rod is rotatably connected to one end of the connecting rod, which is far away from the sleeve, through a rotating shaft, first sliding sleeves are sleeved on the outer walls of the two side rods, an upper pressure plate is fixedly connected between the two first sliding sleeves, the lower end surface of the pressure rod is fixedly connected with the upper end surface of the upper pressure plate, and second sliding sleeves are sleeved on the outer walls of the two side rods, two fixedly connected with holding down plate between the second sliding sleeve, the holding down plate is located the top board under, the lower terminal surface middle part of holding down plate is provided with the mould, the up end fixedly connected with fixing base of base, the up end of fixing base is provided with the bottom mould, be provided with the elastic component of two symmetry settings between top board and the holding down plate.
In order to form a contact force between the upper pressing plate and the lower pressing plate and further improve the punching effect of the device, the elastic assembly preferably comprises two connecting plates, a return spring is fixedly connected between the two connecting plates, and one sides of the two connecting plates, which are opposite to each other, are fixedly connected with the lower end face of the upper pressing plate and the upper end face of the lower pressing plate respectively.
In order to cool the device and prevent the parts from overheating and affecting the service life of the device, the punching mechanism of the numerical control machine tool die is preferably provided with a cooling fan inside the fixed seat, and the left side and the right side of the upper end surface of the fixed seat are both provided with a plurality of through holes which are uniformly distributed in a penetrating manner.
In order to precisely control the stamping speed of the device, the motor is preferably a servo motor as the stamping mechanism of the numerical control machine tool die.
In order to support the two crankshafts to rotate, reduce the friction coefficient in the movement process of the crankshafts and ensure the rotation precision of the crankshafts, the punching mechanism of the numerical control machine tool die is preferably characterized in that bearings are fixedly connected inside the two side rods, and the two crankshafts are respectively and rotatably connected with the two side rods through the two bearings.
In order to facilitate replacement of dies of different models and improve the practical performance of the device, the upper die and the lower die are detachably connected with the lower pressing plate and the fixed seat respectively.
Compared with the prior art, the utility model has the beneficial effects that:
the punching mechanism of the numerical control machine tool die has the function of fixing and supporting the whole device through the base, the stability of the operation of the device is ensured, a workpiece is placed in a lower die, a motor of the upper end surface of a mounting plate is started, the motor operates to drive two crankshafts and a shaft neck to rotate, the shaft neck is rotated to the lower part, a connecting rod is driven by a sleeve to move downwards, one end of the connecting rod, which is far away from the sleeve, is rotatably connected with a pressure rod through a rotating shaft, and further drives the pressure rod to move downwards, the pressure rod pushes an upper pressure plate and a lower pressure plate to move, the upper pressure plate and the lower pressure plate are guided through the mutual matching of two first sliding sleeves and two second sliding sleeves and two side rods, and have the limiting function, so that the upper die of the lower end surface of the lower pressure plate is vertically moved downwards, the upper die of the lower end surface of the lower pressure plate is contacted with the lower die of the upper end surface of a fixing seat, the punching operation is carried out, two elastic component are compressed and are deformed, the relative acting force generated by the elastic component acts on the upper die, the workpiece inside the lower die is further punched, the punching effect is effectively improved, after single punching, the motor drives the shaft neck to rotate to the upper side, the connecting rod, the pressing rod, the upper pressing plate and the lower pressing plate are lifted through the sleeve, the upper die is reset, the motor continues to operate, the shaft neck rotates to the lower side again, the last punching operation is repeated, the continuous punching effect is achieved, and the working efficiency is improved.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is a schematic view of a stamping operation according to the present invention;
FIG. 3 is an enlarged view of part a of the present invention.
In the figure, 1, a base; 2. a side lever; 3. a crankshaft; 4. a journal; 5. a sleeve; 6. a connecting rod; 7. mounting a plate; 8. a motor; 9. a rotating shaft; 10. a pressure lever; 11. a first sliding sleeve; 12. an upper pressure plate; 13. a second sliding sleeve; 14. a lower pressing plate; 15. an upper die; 16. a fixed seat; 17. a lower die; 18. an elastic component; 19. a connecting plate; 20. a return spring; 21. a cooling fan; 22. and a bearing.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to 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 orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-3, a die stamping mechanism of a numerical control machine tool comprises a base 1, side levers 2 are fixedly connected to the left and right sides of the upper end surface of the base 1, crankshafts 3 are rotatably connected to opposite sides of the two side levers 2, a journal 4 is fixedly connected between the two crankshafts 3, a sleeve 5 is sleeved on the outer wall of the journal 4, a connecting rod 6 is fixedly connected to the outer wall of the sleeve 5, a mounting plate 7 is fixedly connected to the right end surface of the right side lever 2, a motor 8 is mounted on the upper end surface of the mounting plate 7, an output shaft of the motor 8 is fixedly connected to the right end of the right crankshaft 3, a pressure lever 10 is rotatably connected to one end of the connecting rod 6 away from the sleeve 5 through a rotating shaft 9, first sliding sleeves 11 are sleeved on the outer walls of the two side levers 2, an upper pressure plate 12 is fixedly connected between the two first sliding sleeves 11, the lower end surface of the pressure lever 10 is fixedly connected to the upper end surface of the upper pressure plate 12, second sliding sleeves 13 are sleeved on the outer walls of the two side levers 2, a lower pressing plate 14 is fixedly connected between the two second sliding sleeves 13, the lower pressing plate 14 is positioned under the upper pressing plate 12, an upper die 15 is arranged in the middle of the lower end face of the lower pressing plate 14, a fixed seat 16 is fixedly connected to the upper end face of the base 1, a lower die 17 is arranged on the upper end face of the fixed seat 16, and two elastic assemblies 18 which are symmetrically arranged are arranged between the upper pressing plate 12 and the lower pressing plate 14.
In this embodiment: a workpiece is placed in a lower die 17, a motor 8 on the upper end surface of a mounting plate 7 is started, the motor 8 operates to drive two crankshafts 3 and a journal 4 to rotate, the journal 4 rotates to the lower part, a connecting rod 6 is driven to move downwards through a sleeve 5, one end, away from the sleeve 5, of the connecting rod 6 is rotatably connected with a pressure lever 10 through a rotating shaft 9, the pressure lever 10 is driven to move downwards, the pressure lever 10 pushes an upper pressure plate 12 and a lower pressure plate 14 to move, the upper pressure plate 12 and the lower pressure plate 14 are guided and limited through the mutual matching of two first sliding sleeves 11 and two second sliding sleeves 13 and two side rods 2, an upper die 15 on the lower end surface of the lower pressure plate 14 is in contact with a lower die 17 on the upper end surface of a fixed seat 16, stamping operation is carried out, and in the process, two elastic components 18 are compressed to generate deformation, the relative effort that it produced acts on last mould 15, make it carry out further punching press to the inside work piece of bed die 17, effectively improved the punching press effect, after the single punching press, motor 8 drives axle journal 4 and rotates to the top, promote connecting rod 6, depression bar 10, top board 12 and holding down plate 14 through sleeve 5, make and go up mould 15 and reset, motor 8 continues the operation, when making axle journal 4 rotate to the below once more, repeat last punching press operation, thereby reach the effect of continuous punching press, and the work efficiency is improved
As a technical optimization scheme of the utility model, the elastic component 18 comprises two connecting plates 19, a return spring 20 is fixedly connected between the two connecting plates 19, and the opposite sides of the two connecting plates 19 are respectively and fixedly connected with the lower end surface of the upper pressure plate 12 and the upper end surface of the lower pressure plate 14.
In this embodiment: through the mutual cooperation of the two connecting plates 19 and the return spring 20, when the distance between the upper pressing plate 12 and the lower pressing plate 14 is reduced, the elastic component 18 exerts opposite force on the upper pressing plate 12 and the lower pressing plate 14, so that a contact force is formed between the upper pressing plate 12 and the lower pressing plate 14, and the stamping effect of the device is further improved.
As a technical optimization scheme of the utility model, a cooling fan 21 is arranged in the fixed seat 16, and a plurality of uniformly distributed through holes are formed in the left side and the right side of the upper end surface of the fixed seat 16 in a penetrating manner.
In this embodiment: through the setting of cooling blower 21 and a plurality of through-hole, when the device was operated, cooling blower 21 carried the cold air to the periphery of cope match-die set 15 and bed match-die set 17 through a plurality of through-holes, cooled down the cooling to the device, prevented that spare part is overheated to influence the life of device.
As a technical optimization scheme of the present invention, the motor 8 is a servo motor.
In this embodiment: the motor 8 is a servo motor, and the punching speed of the device can be accurately controlled by utilizing the characteristic of high driving precision of the servo motor.
As a technical optimization scheme of the utility model, bearings 22 are fixedly connected inside the two side rods 2, and the two crankshafts 3 are respectively and rotatably connected with the two side rods 2 through the two bearings 22.
In this embodiment: through the arrangement of the two bearings 22, the two crankshafts 3 are supported to rotate, the friction coefficient in the motion process is reduced, and the rotation precision of the two crankshafts 3 is improved.
As a technical optimization scheme of the utility model, the upper die 15 and the lower die 17 are respectively detachably connected with the lower pressing plate 14 and the fixed seat 16
In this embodiment: through last mould 15 and bed die 17 respectively with down clamp plate 14 and fixing base 16 can dismantle the connection, be convenient for change the mould of different models, improved the practicality of device.
The working principle and the using process of the utility model are as follows: firstly, a workpiece is placed in a lower die 17, a motor 8 on the upper end surface of a mounting plate 7 is started, the motor 8 operates to drive two crankshafts 3 and a journal 4 to rotate, the journal 4 rotates to the lower part, a connecting rod 6 is driven to move downwards through a sleeve 5, one end, away from the sleeve 5, of the connecting rod 6 is rotatably connected with a pressure lever 10 through a rotating shaft 9, the pressure lever 10 is driven to move downwards, the pressure lever 10 pushes an upper pressure plate 12 and a lower pressure plate 14 to move, the upper pressure plate 12 and the lower pressure plate 14 are guided and limited through the mutual matching of two first sliding sleeves 11 and two second sliding sleeves 13 and two side rods 2, the upper die 15 on the lower end surface of the lower pressure plate 14 is in contact with the lower die 17 on the upper end surface of a fixed seat 16, the punching operation is carried out, and in the process, two elastic components 18 are compressed to generate deformation, the relative effort that its produced is used in last mould 15, makes it carry out further punching press to the inside work piece of bed die 17, has effectively improved the punching press effect, and after the single punching press, motor 8 drives axle journal 4 and rotates to the top, promotes connecting rod 6, depression bar 10, top board 12 and holding down plate 14 through sleeve 5, makes last mould 15 reset, and motor 8 continues the operation, when making axle journal 4 rotate to the below once more, repeats last punching press operation to reach the effect of continuous punching press, improved work efficiency.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a digit control machine tool mould punching press mechanism, includes base (1), its characterized in that: the left side and the right side of the upper end face of the base (1) are fixedly connected with side rods (2), one opposite side of the two side rods (2) is rotatably connected with a crankshaft (3), a shaft neck (4) is fixedly connected between the two crankshafts (3), the outer wall of the shaft neck (4) is sleeved with a sleeve (5), the outer wall of the sleeve (5) is fixedly connected with a connecting rod (6), the right end face of the right side rod (2) is fixedly connected with a mounting plate (7), the upper end face of the mounting plate (7) is provided with a motor (8), the output shaft of the motor (8) is fixedly connected with the right end of the right crankshaft (3), one end of the connecting rod (6) far away from the sleeve (5) is rotatably connected with a pressure rod (10) through a rotating shaft (9), the outer walls of the two side rods (2) are respectively sleeved with a first sliding sleeve (11), and an upper pressure plate (12) is fixedly connected between the first sliding sleeves (11), the lower terminal surface of depression bar (10) and the up end fixed connection of top board (12), two the outer wall of side lever (2) all overlaps and is equipped with second sliding sleeve (13), two fixedly connected with holding down plate (14) between second sliding sleeve (13), holding down plate (14) are located top board (12) under, the lower terminal surface middle part of holding down plate (14) is provided with mould (15), the up end fixed connection of base (1) has fixing base (16), the up end of fixing base (16) is provided with holding down die (17), be provided with elastic component (18) that two symmetries set up between top board (12) and holding down plate (14).
2. The numerical control machine tool die stamping mechanism of claim 1, wherein: the elastic assembly (18) comprises two connecting plates (19), a return spring (20) is fixedly connected between the two connecting plates (19), and one side of each of the two connecting plates (19), which is back to back, is fixedly connected with the lower end face of the upper pressing plate (12) and the upper end face of the lower pressing plate (14) respectively.
3. The numerical control machine tool die stamping mechanism of claim 1, wherein: the internally mounted of fixing base (16) has cooling blower (21), the up end left and right sides of fixing base (16) all runs through the through-hole of having seted up a plurality of evenly distributed.
4. The numerical control machine tool die stamping mechanism of claim 1, wherein: the motor (8) is a servo motor.
5. The numerical control machine tool die stamping mechanism of claim 1, wherein: two equal fixedly connected with bearing (22) in the inside of side lever (2), two bent axle (3) are connected with two side lever (2) rotation through two bearing (22) respectively.
6. The numerical control machine tool die stamping mechanism of claim 1, wherein: the upper die (15) and the lower die (17) are detachably connected with the lower pressing plate (14) and the fixed seat (16) respectively.
Priority Applications (1)
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CN202122644163.1U CN216397667U (en) | 2021-11-01 | 2021-11-01 | Digit control machine tool mould punching press mechanism |
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CN202122644163.1U CN216397667U (en) | 2021-11-01 | 2021-11-01 | Digit control machine tool mould punching press mechanism |
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CN216397667U true CN216397667U (en) | 2022-04-29 |
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