CN210706171U

CN210706171U - Stamping damping reverse-thrust mechanism

Info

Publication number: CN210706171U
Application number: CN201920936915.1U
Authority: CN
Inventors: 罗廷国
Original assignee: Dongguan Sunear Machinery Technology Co ltd
Current assignee: Dongguan Sunear Machinery Technology Co ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-06-09
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses a punching press shock attenuation reverse thrust mechanism, it includes: the rear end of the damping reverse pushing arm is hinged with the stamping main shaft and swings up and down along with the up-and-down sliding of the stamping main shaft, the upper end of the spring is pressed against the middle part of the lower end of the damping reverse pushing arm, and the lower end of the spring is pressed against the base; the damping and reverse pushing arm is characterized in that a pivot seat is arranged on the upper end face of the front end of the damping and reverse pushing arm, a pivot groove with an upward opening is formed in the upper end of the pivot seat, a pivot is arranged on the base, and the pivot groove of the pivot seat is sleeved with the pivot under the elastic force of the spring and serves as a fulcrum for the up-and-down swinging of the damping and reverse pushing arm. The utility model can generate the buffer and shock absorption function when the stamping main shaft moves downwards in a stamping way, thus reducing the vibration and noise of the machine and protecting the stamping main shaft to a certain extent; then, the spring releases the compressed state and generates upward reaction force to push the punching main shaft to assist the punching main shaft to move upwards, so that the load of the motor is reduced, and the purposes of saving labor and electricity are achieved.

Description

Stamping damping reverse-thrust mechanism

The technical field is as follows:

the utility model relates to a stamping equipment technical field refers in particular to a punching press shock attenuation reverse thrust mechanism.

Background art:

the stamping process is a production technology for obtaining product parts with certain shape, size and performance by directly applying deformation force to a plate in a die by means of the power of conventional or special stamping equipment and deforming the plate.

Stamping equipment is the essential instrument of punching press processing, and stamping equipment among the prior art all adopts eccentric shaft module direct connection punching press main shaft, and this eccentric shaft module direct drive should punching press main shaft goes up and down to reciprocate promptly to reach the purpose that improves punching press power.

But because this punching press main shaft of eccentric shaft module direct drive goes up and down to come and go and remove, there is not any shock-absorbing structure and backstepping structure between it, the noise is big when leading to stamping equipment operation, and causes the damage to the punching press main shaft easily, leads to influencing punching press quality, and when this punching press main shaft rebound of eccentric shaft module direct drive, needs great power, and the motor load that is used for driving this eccentric shaft module work is great, and hard is taken electric, causes great puzzlement to the user.

In view of the above, the present inventors propose the following.

The utility model has the following contents:

an object of the utility model is to overcome prior art not enough, provide a punching press shock attenuation reverse thrust mechanism.

In order to solve the technical problem, the utility model discloses a following technical scheme: this punching press shock attenuation reverse thrust mechanism includes: the damping and reverse pushing arm is mounted in a matched mode with the damping and reverse pushing arm, the rear end of the damping and reverse pushing arm is hinged to the stamping main shaft and swings up and down along with the stamping main shaft in a vertical sliding mode, the upper end of the spring is pressed against the middle of the lower end of the damping and reverse pushing arm, and the lower end of the spring is pressed against the base; the damping and reverse pushing arm is characterized in that a pivot seat is arranged on the upper end face of the front end of the damping and reverse pushing arm, a pivot groove with an upward opening is formed in the upper end of the pivot seat, a pivot is arranged on the base, and the pivot groove of the pivot seat is sleeved with the pivot under the elastic force of the spring and serves as a fulcrum for the up-and-down swinging of the damping and reverse pushing arm.

Furthermore, in the above technical solution, a fork part in a half-square frame shape is formed at the rear end of the damping reverse pushing arm, and the fork part is sleeved on the periphery of the upper end of the stamping main shaft and is hinged through a hinge.

Furthermore, in the above technical solution, the hinge assembly periphery is provided with a second oil passage for flowing of the lubricating oil, and the second oil passage includes a second annular oil groove formed in the hinge assembly periphery, a third annular oil groove formed in the hinge assembly end portion, and a second communication hole formed in the hinge assembly and communicating the second annular oil groove and the third annular oil groove.

Furthermore, in the above technical solution, a strip-shaped oil storage tank is disposed at the bottom of the pivot joint seat central joint tank, and a third communication hole penetrating through the bottom surface of the pivot joint seat is further disposed at the bottom of the strip-shaped oil storage tank.

Furthermore, in the above technical solution, an oil plate is installed between the upper end surface of the front end of the damping thrust arm and the pivot seat, the upper end surface of the oil plate is provided with a plurality of first oil storage tanks communicated with each other, an oil filler hole is formed in the side surface of the oil plate, and a fourth communication hole penetrating through the first oil storage tanks and the oil filler hole is further formed in the oil plate; the lower end face of the pin joint seat covers the upper end of the first oil storage tank.

Further, in the above technical scheme, a groove body is arranged in the middle of the lower end of the damping reverse pushing arm, and the upper end of the spring is arranged in the groove body.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the utility model discloses during operation, when the punching press main shaft is punching press to remove downwards, this shock attenuation thrust reverser arm uses the pin joint groove as the fulcrum and swings downwards, namely shock attenuation thrust reverser arm swings downwards with the one end point of punching press main shaft articulated, at this moment, this spring can be compressed, this spring produces the cushioning effect to this punching press main shaft when punching press to remove downwards by the reaction force that produces in the compression process, can reduce the machine vibrations, and can not produce great noise, and can protect the punching press main shaft to a certain extent, guarantee the punching press quality of punching press main shaft; subsequently, this punching press main shaft is when reseing and rebound, and this spring is relieved by compression state and is produced ascending reaction force, and this reaction force promotes the punching press main shaft in order to assist punching press main shaft rebound to this alleviates motor load, reaches the purpose of laborsaving power saving, the order the utility model discloses extremely strong market competition has.

Description of the drawings:

fig. 1 is a perspective view of a press apparatus in which the present invention is installed;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an assembly view of the present invention with a stamping spindle;

FIG. 4 is a perspective view of the middle damping reverse pushing arm of the present invention;

fig. 5 is a perspective view of the hinge assembly of the present invention;

FIG. 6 is a perspective view of the hub of the present invention;

fig. 7 is a perspective view of the middle oil plate of the present invention;

fig. 8 is a cross-sectional view of the middle oil level plate of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

As shown in fig. 1 to 8, a stamping damping and backstepping mechanism for a stamping device is provided, wherein the stamping damping and backstepping mechanism 5 comprises: the damping device comprises a damping reverse pushing arm 51 and a spring 52 which is matched with the damping reverse pushing arm 51, wherein the rear end of the damping reverse pushing arm 51 is hinged with the stamping spindle 2 and swings up and down along with the stamping spindle 2 in a vertical sliding manner, the upper end of the spring 52 is pressed against the middle part of the lower end of the damping reverse pushing arm 51, and the lower end of the spring 52 is pressed against the base 1; the upper end surface of the front end of the damping and pushing arm 51 is provided with a pivot base 53, the upper end of the pivot base 53 is provided with a pivot groove 531 with an upward opening, the base 1 is provided with a pivot 12, and the pivot groove 531 of the pivot base 53 is sleeved with the pivot 12 under the action of the elastic force of the spring 52 and serves as a fulcrum for the up-and-down swinging of the damping and pushing arm 51. The utility model discloses during operation, when punching press main shaft 2 punched and moved downwards, this shock attenuation reverse thrust arm 51 swung downwards with pin joint groove 531 as the fulcrum, namely shock attenuation reverse thrust arm 51 swung downwards with punching press main shaft 2 articulated one end, at this moment, this spring 52 can be compressed, this spring 52 produces the cushioning effect by the reaction force that produces in the compression process when punching press main shaft 2 punched and moved downwards, can reduce the machine vibrations, and can not produce great noise, and can protect the punching press main shaft to a certain extent, guarantee the punching press quality of punching press main shaft; subsequently, this punching press main shaft 2 is when reseing and rebound, and this spring 52 is relieved by the compression state and is produced ascending reaction force, and this reaction force promotes punching press main shaft 2 in order to assist punching press main shaft 2 rebound to this alleviates motor load, reaches laborsaving power saving's purpose, makes the utility model discloses extremely strong market competition has.

The rear end of the damping reverse pushing arm 51 is formed with a fork 511 in a semi-square frame shape, the fork 511 is sleeved on the periphery of the upper end of the stamping main shaft 2 and is hinged through a hinge 54, and the assembly structure is stable.

The hinge 54 is provided at the periphery thereof with a second oil passage 541 for flowing lubricating oil, and the second oil passage 541 includes a second annular oil groove 501 provided at the periphery of the hinge 54, a third annular oil groove 502 provided at an end of the hinge 54, and a second communication hole 503 formed inside the hinge 54 and communicating the second annular oil groove 501 and the third annular oil groove 502. The hinge 54 has a second oil channel 541 for flowing lubricant oil, so as to ensure the smoothness of the hinge, thereby saving the conventional oil pipe, reducing the number of parts, and avoiding the trouble of installing and maintaining the oil pipe.

The bottom of the pivot joint seat 53, which is pivoted to the connecting groove 531, is provided with a strip-shaped oil storage groove 532, and the bottom of the strip-shaped oil storage groove 532 is further provided with a third communicating hole 533 which penetrates through the bottom surface of the pivot joint seat 53, so that the pivot joint groove 531 and the pivot 12 are ensured to be smoothly and constantly connected, conventional oil pipes can be saved, parts can be reduced, and the complexity of installing the oil pipes and maintaining the oil pipes can be avoided.

An oil plate 55 is arranged between the upper end surface of the front end of the damping reverse pushing arm 51 and the pivot base 53, a plurality of first oil storage grooves 551 communicated with each other are arranged on the upper end surface of the oil plate 55, an oil filling hole 552 is arranged on the side surface of the oil plate 55, and a fourth communication hole 553 penetrating through the first oil storage grooves 551 and the oil filling hole 552 is also arranged in the oil plate 55; the lower end surface of the pivot base 53 covers the upper end of the first oil storage groove 551, so that the first oil storage groove 551 is communicated with the third communication hole 533.

The middle part of the lower end of the damping reverse pushing arm 51 is provided with a groove body 512, and the upper end of the spring 52 is arranged in the groove body 512, so that the stability of the assembly structure is ensured.

To sum up, the utility model discloses during operation, when punching press main shaft 2 punched and moved downwards, this shock attenuation reverse thrust arm 51 swung downwards with pin joint groove 531 as the fulcrum, namely shock attenuation reverse thrust arm 51 swung downwards with punching press main shaft 2 articulated one end point, at this moment, this spring 52 can be compressed, this spring 52 produces the cushioning effect when being punched and moved downwards to this punching press main shaft 2 by the reaction force that produces in the compression process, can reduce machine vibrations, and can not produce great noise, and can protect the punching press main shaft to a certain extent, guarantee the punching press quality of punching press main shaft; subsequently, this punching press main shaft 2 is when reseing and rebound, and this spring 52 is relieved by the compression state and is produced ascending reaction force, and this reaction force promotes punching press main shaft 2 in order to assist punching press main shaft 2 rebound to this alleviates motor load, reaches laborsaving power saving's purpose, makes the utility model discloses extremely strong market competition has.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a punching press shock attenuation reverse thrust mechanism which characterized in that: it includes: the damping device comprises a damping reverse pushing arm (51) and a spring (52) which is installed in a matched mode with the damping reverse pushing arm (51), wherein the rear end of the damping reverse pushing arm (51) is hinged to a stamping main shaft (2) and swings up and down along with the stamping main shaft (2) in a vertical sliding mode, the upper end of the spring (52) is pressed against the middle of the lower end of the damping reverse pushing arm (51), and the lower end of the spring (52) is pressed against a machine base (1); the damping and reverse pushing device is characterized in that a pivoting seat (53) is arranged on the upper end face of the front end of the damping and reverse pushing arm (51), a pivoting groove (531) with an upward opening is formed in the upper end of the pivoting seat (53), a pivot (12) is arranged on the machine base (1), and the pivoting groove (531) of the pivoting seat (53) is sleeved with the pivot (12) under the elastic force of the spring (52) and serves as a fulcrum for the up-and-down swinging of the damping and reverse pushing arm (51).

2. The stamping, shock-absorbing and thrust-reversing mechanism of claim 1, wherein: the rear end of the damping reverse pushing arm (51) is formed with a semi-square fork part (511), and the fork part (511) is sleeved on the periphery of the upper end of the stamping main shaft (2) and is hinged through a hinge part (54).

3. The stamping, shock-absorbing and thrust-reversing mechanism of claim 2, wherein: the periphery of the hinge piece (54) is provided with a second oil channel (541) for lubricating oil to flow, and the second oil channel (541) comprises a second annular oil groove (501) arranged on the periphery of the hinge piece (54), a third annular oil groove (502) arranged at the end part of the hinge piece (54) and a second communication hole (503) formed in the hinge piece (54) and communicated with the second annular oil groove (501) and the third annular oil groove (502).

4. A stamping, shock absorbing and thrust reversing mechanism according to any one of claims 1-3, wherein: a strip-shaped oil storage tank (532) is arranged at the bottom of the pivot joint groove (531) of the pivot joint seat (53), and a third communication hole (533) penetrating through the bottom surface of the pivot joint seat (53) is further arranged at the bottom of the strip-shaped oil storage tank (532).

5. The stamping, shock-absorbing and thrust-reversing mechanism of claim 4, wherein: an oil plate (55) is arranged between the upper end surface of the front end of the damping reverse pushing arm (51) and the pivot seat (53), a plurality of first oil storage grooves (551) communicated with each other are formed in the upper end surface of the oil plate (55), oil filling holes (552) are formed in the side surface of the oil plate (55), and fourth communication holes (553) penetrating through the first oil storage grooves (551) and the oil filling holes (552) are further formed in the oil plate (55); the lower end surface of the pivot seat (53) is covered on the upper end of the first oil storage groove (551).

6. The stamping, shock-absorbing and thrust-reversing mechanism of claim 4, wherein: a groove body (512) is arranged in the middle of the lower end of the damping reverse pushing arm (51), and the upper end of the spring (52) is arranged in the groove body (512).