CN215095893U

CN215095893U - Buffer device for press machine

Info

Publication number: CN215095893U
Application number: CN202120928592.9U
Authority: CN
Inventors: 任永达; 武华成
Original assignee: Hebei Yunliang Machinery Manufacturing Co ltd
Current assignee: Hebei Yunliang Machinery Manufacturing Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-10
Anticipated expiration: 2031-04-30

Abstract

The utility model relates to a press technical field especially relates to a buffer for press. The utility model discloses an adopt and be equipped with the buffer segment in the middle part of cylinder, the inside circumference of buffer segment is equipped with a plurality of tiltbars, and the extrusion piece inclination on tiltboard and the piston rod is unanimous, and the flexible cylinder that is connected with on the tiltboard, cup jointed the first spring on the cylinder, and cylindrical one end is connected with the stripper plate, and this structural design can effectually cushion the pressure when the piston rod withdraws through the buffer on the tiltboard, reduces it and causes the damage to the cylinder inside; the utility model discloses a there is the buffer board in the bottom of cylinder through second spring coupling, and the buffer board is located the central lower part position of tiltboard to guaranteed that the piston rod has second grade buffering absorbing function, the punching press power that the elimination piston rod that can be very big descends has played good shock attenuation effect.

Description

Buffer device for press machine

Technical Field

The utility model relates to a press technical field especially relates to a buffer for press.

Background

The press machine (including punch press and hydraulic press) is a universal press machine with exquisite structure, and is characterized by that the motor can be used for driving working mechanism by means of driving mechanism, and can be used for applying technological force to workpiece, and its application range is extensive, production efficiency is high, etc. The metal is processed into parts by applying a strong pressure to the metal blank to cause plastic deformation and fracture of the metal.

Most of the traditional press machine buffer devices adopt a hydraulic mode, the hydraulic mode has good damping effect, but the manufacturing cost is high, and the traditional press machine buffer devices are not suitable for small and medium-sized enterprises; still some buffer adopts the mode that the piston rod extrudeed horizontal spring to realize the cushioning function, but this kind of structure makes the spring fracture in vertical direction easily, leads to its life not long, and the practicality is not high. The above problems are solved by designing a buffer device for a press.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technical deficiency exists is aimed at, a buffer device for a press machine is provided, the utility model discloses an adopt and be equipped with the buffer section in the middle part of the cylinder, the inside circumference of buffer section is equipped with a plurality of tiltbars, the extrusion piece inclination on tiltboard and the piston rod is unanimous, the telescopic connection has the cylinder on the tiltboard, the cylinder has cup jointed first spring, the one end of cylinder is connected with the stripper plate, this structural design can effectually cushion the pressure when the piston rod withdraws through the buffer device on the tiltboard, reduce it and cause the damage to the cylinder inside; the utility model discloses a there is the buffer board in the bottom of cylinder through second spring coupling, and the buffer board is located the central lower part position of tiltboard to guaranteed that the piston rod has second grade buffering absorbing function, the punching press power that the elimination piston rod that can be very big descends has played good shock attenuation effect.

In order to solve the technical problem, the utility model provides a buffer for press, the purpose provides a press buffer with multistage buffer function.

The utility model provides a technical scheme is: a buffer device for a press machine comprises a cylinder barrel and a piston rod connected with the cylinder barrel in a sliding mode, and is characterized in that a buffer section is arranged in the middle of the cylinder barrel and communicated with the cylinder barrel, a plurality of inclined tables are connected to the inner circumference of the buffer section in a circumferential mode, a plurality of cylinders are movably connected to the inclined tables, first springs are sleeved on the cylinders, an extrusion plate is arranged at one end of each cylinder, an extrusion block is arranged at one end, located in the cylinder barrel, of the piston rod, and the inclination angle of the bottom face of each extrusion block is consistent with that of each inclined table; the bottom of cylinder is equipped with the second spring, the bottom of second spring is equipped with the buffer board, the buffer board is located a plurality of the center below position of sloping platform.

Further optimize this technical scheme, the bottom of cylinder is equipped with accepts the base.

Further optimize this technical scheme, the stripper plate, the extrusion piece, the buffer plate and the cylinder all adopt wear-resisting alloy material.

Further optimize this technical scheme, the buffer board is in the inside setting that slides of cylinder.

The utility model has the advantages that: the utility model provides a buffer device for a press machine, the utility model discloses an adopt and be equipped with the buffer section in the middle part of cylinder, the inside circumference of buffer section is equipped with a plurality of tiltbars, the extrusion piece inclination on tiltboard and the piston rod is unanimous, the telescopic connection has the cylinder on the tiltboard, has cup jointed the first spring on the cylinder, the one end of cylinder is connected with the stripper plate, this structural design can effectual buffering piston rod pressure when withdrawing through the buffer device on the tiltboard, reduce it and cause the damage to the cylinder inside; the utility model discloses a there is the buffer board in the bottom of cylinder through second spring coupling, and the buffer board is located the central lower part position of tiltboard to guaranteed that the piston rod has second grade buffering absorbing function, the punching press power that the elimination piston rod that can be very big descends has played good shock attenuation effect.

Drawings

FIG. 1 is a schematic perspective view of one embodiment of a cushioning apparatus for a press;

fig. 2 is an enlarged schematic view of the inner structure of a cylinder barrel of an embodiment of a cushion device for a press machine.

In the drawings: 1. a cylinder barrel; 2. a piston rod; 3. a buffer section; 4. a tilting table; 5. a cylinder; 6. a first spring; 7. a pressing plate; 8. extruding the block; 9. a second spring; 10. a buffer plate; 11. and a bearing base.

Detailed Description

In order to make the technical solution and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The specific implementation mode is as follows: referring to fig. 1-2, a buffer device for a press machine comprises a cylinder barrel 1 and a piston rod 2 connected with the cylinder barrel 1 in a sliding manner, and is characterized in that a buffer section 3 is arranged in the middle of the cylinder barrel 1, the buffer section 3 is communicated with the cylinder barrel 1, a plurality of inclined tables 4 are circumferentially connected inside the buffer section 3, a plurality of cylinders 5 are movably connected to the inclined tables 4, first springs 6 are sleeved on the cylinders 5, an extrusion plate 7 is arranged at one end of each cylinder 5, an extrusion block 8 is arranged at one end of the piston rod 2 located in the cylinder barrel 1, and the inclination angle of the bottom surface of the extrusion block 8 is consistent with that of the inclined table 4; the bottom end of the cylinder barrel 1 is provided with a second spring 9, the bottom end of the second spring 9 is provided with a buffer plate 10, and the buffer plate 10 is positioned below the centers of the plurality of inclined tables 4.

Further optimize this technical scheme, the bottom of cylinder 1 is equipped with accepts base 11.

Further optimizing the technical scheme, the extrusion plate 7, the extrusion block 8, the buffer plate 10 and the cylinder barrel 1 are all made of wear-resistant alloy materials.

Further optimize this technical scheme, the buffer board 10 sets up in the inside slip of cylinder 1.

The utility model has the advantages that: the utility model provides a buffer device for a press machine, the utility model discloses an adopt and be equipped with buffer segment 3 at the middle part of cylinder 1, buffer segment 3 inside circumference is equipped with a plurality of

tiltbars

4, 8 inclination on tiltboard 4 and the piston rod 2 are unanimous, telescopic connection has cylinder 5 on the tiltboard 4, the cylinder 5 has cup jointed first spring 6, the one end of cylinder 5 is connected with stripper plate 7, this structural design can effectually cushion the pressure when piston rod 2 withdraws through the buffer device on the tiltboard 4, reduce it and cause the damage to cylinder 1 inside; the utility model discloses a be connected with buffer board 10 through second spring 9 in the bottom of cylinder 1, buffer board 10 is located the central lower part position of tiltboard 4 to guaranteed that piston rod 1 has the absorbing function of second grade buffering, the punching press power that can be very big elimination piston rod 1 descends has played good shock attenuation effect.

For the convenience of understanding, the embodiments of the present invention provide a buffer device for a press machine, which is described in detail below with reference to specific embodiments.

In the specific implementation: the utility model provides a buffer for press, as shown in fig. 1 and 2, fig. 1 represents a spatial structure schematic diagram for buffer of press, including base 11, be provided with cylinder 1 on the base 11, be equipped with buffer 3 between the cylinder 1, the inside sliding connection of cylinder 1 has piston rod 2.

Specifically, as shown in fig. 2, fig. 2 represents a schematic view of the internal structure of a cylinder barrel of a buffer device for a press machine, the inside circumference of the buffer part 3 is provided with a plurality of tilting tables 4, one end of the piston rod 2 is provided with an extrusion block 8, the inclination angle of the bottom end of the extrusion block 8 is consistent with that of the tilting tables 4, the tilting tables 4 are provided with telescopic cylinders 5, the cylinders 5 are sleeved with first springs 6, one end of each cylinder 5 is provided with an extrusion plate 7, the bottom end of the cylinder barrel 1 is connected with a buffer plate 10 through a second spring 9, and the buffer plate 10 is located below the center of the tilting table 4.

Furthermore, when the concrete implementation is carried out, when the piston rod 2 descends, the extrusion block 8 firstly contacts the extrusion plate 7, when the extrusion state occurs, the extrusion block 8 generates downward force and force towards two sides to the extrusion plate 7, the force direction is that two sides are inclined downwards at the moment, so the extrusion plate 7 extrudes the cylinder 5 and the first spring 6 to generate buffering force, when the extrusion block 8 further descends, the extrusion block can contact the buffering plate 10, the buffering plate 10 extrudes the second spring 9 to perform secondary buffering, and further the pressure caused by the descending of the piston rod is effectively relieved.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting the machinery setting, so the utility model discloses no longer explain control mode and circuit connection in detail.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification made without departing from the spirit and scope of the present invention shall represent equivalent substitution, improvement, etc. and shall be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims or the equivalents of such scope and boundary.

Claims

1. The buffering device for the press machine comprises a cylinder barrel (1) and a piston rod (2) connected with the cylinder barrel (1) in a sliding mode, and is characterized in that a buffering section (3) is arranged in the middle of the cylinder barrel (1), the buffering section (3) is communicated with the cylinder barrel (1), a plurality of inclined tables (4) are circumferentially connected inside the buffering section (3), a plurality of cylinders (5) are movably connected onto the inclined tables (4), a first spring (6) is sleeved on each cylinder (5), an extrusion plate (7) is arranged at one end of each cylinder (5), an extrusion block (8) is arranged at one end, located in the cylinder barrel (1), of the piston rod (2), and the inclination angle of the bottom surface of each extrusion block (8) is consistent with that of each inclined table (4); the bottom of cylinder (1) is equipped with second spring (9), the bottom of second spring (9) is equipped with buffer board (10), buffer board (10) are located a plurality of center below position of sloping platform (4).

2. The cushion device for a press machine according to claim 1, wherein: the bottom end of the cylinder barrel (1) is provided with a bearing base (11).

3. The cushion device for a press machine according to claim 1, wherein: the extrusion plate (7), the extrusion block (8), the buffer plate (10) and the cylinder barrel (1) are all made of wear-resistant alloy materials.

4. The cushion device for a press machine according to claim 1, wherein: the buffer plate (10) is arranged inside the cylinder barrel (1) in a sliding mode.