CN210759426U - Damping mechanism on punch press - Google Patents

Abstract

The utility model discloses a damping mechanism on a punch press, which comprises a base, wherein a rubber pad is welded at the top end of the base, an inner box is arranged at the top end of the rubber pad, damping springs are arranged at four corners of the inner wall of the bottom of the inner box, and the top ends of the four damping springs are provided with the same bearing seat; the bearing box is arranged on the central axis of the inner wall of the bottom of the inner box, the shock absorption assembly is arranged in the bearing box and comprises a plurality of hydraulic buffers, the hydraulic buffers are arranged on the inner wall of the bottom of the bearing box, silencing pads are arranged at the top ends of the hydraulic buffers, and connecting pads are arranged at the bottom ends of the bearing seats; the connection pad is made of rubber, a limiting groove is formed in the bottom end of the connection pad, and the silencing pad is clamped in the limiting groove. The utility model discloses a set up the damping spring that the four corners distributes to set up the damper assembly that hydraulic buffer constitutes at the middle part, balanced buffering shock attenuation has improved the shock resistance of equipment, thereby the life of the equipment of extension.

Description

Damping mechanism on punch press

Technical Field

The utility model relates to a punch press shock attenuation technical field especially relates to a damper on punch press.

Background

The punch press is a stamping type press, in national production, compared with the traditional machining, the stamping process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of machining products which cannot be achieved through application of various dies, and the bottom of the traditional punch press is provided with a rubber pad for damping, but the traditional punch press still can be damaged for a long time.

Through the retrieval, chinese patent application No. 201220546756.2 discloses a punch press, including work platform, work mould, support, work pole, stamping head and electric cabinet, the support sets up on work platform, there is the work pole on the support, there is the stamping head bottom the work pole. One of the above patents has the following disadvantages: the device only adopts three pneumatic mechanism to cushion, and buffer gear compressive capacity is limited under the punch vibration, and equipment life is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a damping mechanism on a punch press.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a damping mechanism on a punch comprises a base, wherein a rubber pad is welded at the top end of the base, an inner box is arranged at the top end of the rubber pad, damping springs are arranged at four corners of the inner wall of the bottom of the inner box, and the top ends of the four damping springs are provided with the same bearing seat; a bearing box is arranged on the central axis of the inner wall of the bottom of the inner box, and a damping assembly is arranged in the bearing box.

Furthermore, the shock absorption assembly comprises a plurality of hydraulic buffers, the hydraulic buffers are arranged on the inner wall of the bottom of the bearing box, silencing pads are arranged at the top ends of the hydraulic buffers, and connecting pads are arranged at the bottom ends of the bearing seats; the connecting pad is made of rubber.

Furthermore, the bottom end of the connecting pad is provided with a limiting groove, and the silencing pad is clamped in the limiting groove.

Furthermore, a friction assembly is arranged on the inner wall of the bearing seat, the friction assembly comprises a limiting cylinder, a return spring is arranged on the inner wall of the limiting cylinder, a bulge is arranged on the outer wall of one side of the return spring, and the bulge is connected in the limiting cylinder in a sliding manner; the inner wall of the bearing seat is provided with a hole groove, the limiting cylinder is arranged in the hole groove, and the protrusion is of a semi-sphere structure.

Furthermore, rubber strips are bonded on four sides of the outer wall of the top end of the bearing seat.

Furthermore, the outer walls of four sides of the inner box are provided with protective shells, the outer wall of one side of each protective shell is provided with an access hole, and the inner wall of each access hole is provided with a side plate.

Furthermore, the side wall of the protective shell is provided with a sliding groove, and the bearing seat is connected in the sliding groove in a sliding manner.

Furthermore, the number of the hydraulic buffers is three, and the three hydraulic buffers form a triangular structure.

The utility model has the advantages that:

1. through the damping spring who sets up the four corners and distribute to set up the damper assembly that hydraulic buffer constitutes at the middle part, balanced buffering shock attenuation has improved the shock resistance of equipment, thereby the life of the equipment of extension.

2. By arranging the hydraulic buffer, the hydraulic buffer mode is used for buffering, so that the service life is long, the buffering effect is good, and larger impact force can be borne; through setting up connection pad and amortization pad, amortization pad joint plays buffering noise cancelling effect in the spacing inslot, reduces punch press vibration noise.

3. The friction assembly is arranged, so that the connection stability between the punch and the bearing seat is improved; the arrangement of the limiting cylinder can limit the bulge and avoid the phenomenon that the bulge shakes and derails; the bulge of the semi-spherical structure reduces the abrasion to the punch press under the condition of not influencing the clamping of the punch press.

4. Through the arrangement of the rubber strip, the collision and abrasion between the harder bearing box and the punch can be avoided; through being provided with the curb plate, can overhaul the inside through the mode of dismantling the curb plate, reduced the maintenance degree of difficulty of equipment, bear a seat sliding connection in the spout, effectively restrict the working stroke who bears the seat, avoid bearing the phenomenon emergence that the seat rocked about.

Drawings

Fig. 1 is a schematic structural view of the interior of a damping mechanism on a punch press according to the present invention;

fig. 2 is a schematic structural view of a damping mechanism friction assembly on a punch press according to the present invention;

fig. 3 is a schematic structural view of a supporting seat of a damping mechanism on a punch press according to the present invention;

fig. 4 is a schematic view of an external structure of a damping mechanism on a punch press according to the present invention;

fig. 5 is a schematic structural diagram of the inner box of the damping mechanism on the punch press according to the present invention.

In the figure: the damping device comprises a base 1, a rubber pad 2, a protective shell 3, a bearing seat 4, a connecting pad 5, a damping spring 6, a sliding chute 7, a bearing box 8, an inner box 9, a rubber strip 10, a bulge 11, a return spring 12, a limiting barrel 13, a side plate 14, a hydraulic buffer 15 and a silencing pad 16.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-5, a damping mechanism on a punch press comprises a base 1, wherein a rubber pad 2 is welded at the top end of the base 1, an inner box 9 is fixed at the top end of the rubber pad 2 through bolts, damping springs 6 are welded at four corners of the inner wall of the bottom of the inner box 9, and the same bearing seat 4 is welded at the top ends of the four damping springs 6; can with punch press integral mounting in bearing seat 4 to cushion the shock attenuation through damping spring 6, the axis department of interior box 9 bottom inner wall has the bearing box 8 through the bolt fastening, bears and is provided with damper in the box 8, carries out the firm buffering in middle part, has improved the buffering shock attenuation effect of equipment.

In the utility model, the damping component comprises a plurality of hydraulic buffers 15, the hydraulic buffers 15 are fixed on the inner wall of the bottom of the bearing box 8 through screws, the top ends of the hydraulic buffers 15 are provided with silencing pads 16, and the bottom ends of the bearing seats 4 are connected with connecting pads 5 through strong glue; the specification of the connecting pad 5 is not limited, in this embodiment, preferably, the connecting pad 5 is made of rubber, and the hydraulic buffer 15 is used to buffer in a hydraulic buffer mode, so that the hydraulic buffer has a long service life and a good buffer effect, and can bear a large impact force.

Wherein, the bottom of the connecting pad 5 is provided with a limit groove, and the silencing pad 16 is clamped in the limit groove; play the amortization effect of buffering, reduce punch press vibration noise.

The inner wall of the bearing seat 4 is provided with a friction component for increasing the connection stability between the punch and the bearing seat 4; in this embodiment, preferably, the friction assembly includes a limiting cylinder 13, a return spring 12 is welded on the inner wall of the limiting cylinder 13, a protrusion 11 is welded on the outer wall of one side of the return spring 12, the protrusion 11 is slidably connected in the limiting cylinder 13, and the limiting cylinder 13 can limit the protrusion 11 to avoid the protrusion 11 from shaking and derailing; the inner wall of the bearing seat 4 is provided with a hole groove, and the limiting cylinder 13 is arranged in the hole groove; the specification of the protrusion 11 is not limited, and in this embodiment, preferably, the protrusion 11 is a semi-spherical structure, so that the wear to the punch press is reduced without affecting the clamping of the punch press.

The four sides of the outer wall of the top end of the bearing seat 4 are all bonded with rubber strips 10, so that the harder bearing box 4 and the punch press can be prevented from being collided and abraded.

The utility model discloses in, all welding of four side outer walls of interior box 9 has protecting crust 3, and one side outer wall of protecting crust 3 opens there is the access hole, and the inner wall of access hole has curb plate 14 through the fix with screw, can overhaul the inside through the mode of dismantling curb plate 14, has reduced the maintenance degree of difficulty of equipment.

The utility model discloses in, the lateral wall of protecting crust 3 is opened there is spout 7, bears 4 sliding connection of seat in spout 7, and the effective restriction bears the working stroke of seat 4, avoids bearing the phenomenon emergence that seat 4 rocked about.

The working principle of the embodiment is as follows: fix base 1 in suitable position, the punch press is fixed in and bears seat 4 in, when producing the vibration in the punch press working process, damping spring 6 provides hard buffering in the four corners, and the supplementary buffering of hydraulic buffer 15 at middle part reduces damping spring 6's operating pressure, and when needs maintenance, it can to open curb plate 14.

Example 2

Referring to fig. 5, in order to improve the stability of a damping mechanism on a punching machine, the following improvements are made in this embodiment on the basis of embodiment 1: the number of the hydraulic buffers 15 is three, and the three hydraulic buffers 15 form a triangular structure, so that the buffering stability is ensured without increasing the number and cost of the hydraulic buffers 15.

The working principle is as follows: the three hydraulic buffers 15 form a stable triangular support, and the stability of the mechanism is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (8)

1. A damping mechanism on a punch press comprises a base (1) and is characterized in that a rubber pad (2) is welded at the top end of the base (1), an inner box (9) is arranged at the top end of the rubber pad (2), damping springs (6) are arranged at four corners of the inner wall of the bottom of the inner box (9), and the top ends of the four damping springs (6) are provided with the same bearing seat (4); the bearing box (8) is arranged on the central axis of the inner wall of the bottom of the inner box (9), and a damping component is arranged in the bearing box (8).

2. The shock absorption mechanism on the punch press as claimed in claim 1, wherein the shock absorption assembly comprises a plurality of hydraulic buffers (15), the hydraulic buffers (15) are arranged on the inner wall of the bottom of the bearing box (8), the top ends of the hydraulic buffers (15) are provided with silencing pads (16), and the bottom ends of the bearing seats (4) are provided with connecting pads (5); the connecting pad (5) is made of rubber.

3. The damping mechanism of claim 2, wherein the bottom of the connecting pad (5) is provided with a limiting groove, and the silencing pad (16) is clamped in the limiting groove.

4. The damping mechanism on the punch press as claimed in claim 3, wherein the inner wall of the bearing seat (4) is provided with a friction component, the friction component comprises a limiting cylinder (13), the inner wall of the limiting cylinder (13) is provided with a return spring (12), the outer wall of one side of the return spring (12) is provided with a protrusion (11), and the protrusion (11) is slidably connected in the limiting cylinder (13); the inner wall of the bearing seat (4) is provided with a hole groove, the limiting cylinder (13) is arranged in the hole groove, and the bulge (11) is of a semi-sphere structure.

5. The shock absorbing mechanism on a punch press as claimed in claim 4, wherein the four sides of the outer wall of the top end of the bearing seat (4) are bonded with rubber strips (10).

6. The shock absorption mechanism on the punch press as claimed in claim 5, wherein the outer walls of four sides of the inner box (9) are provided with the protective shell (3), one outer wall of one side of the protective shell (3) is provided with the access hole, and the inner wall of the access hole is provided with the side plate (14).

7. The shock absorbing mechanism on a punch press as claimed in claim 6, wherein the side wall of the protective shell (3) is provided with a sliding groove (7), and the bearing seat (4) is slidably connected in the sliding groove (7).

8. The shock absorbing mechanism for punching machine according to any one of claims 2-7, wherein the number of said hydraulic buffers (15) is three, and the three hydraulic buffers (15) form a triangular structure.

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