CN219521379U - Cutter beating cylinder buffer structure and cutter beating cylinder - Google Patents

Abstract

The utility model relates to the technical field of cutter beating cylinders, and discloses a cutter beating cylinder buffering structure which comprises a rear end cover with one end connected with a cylinder body and a piston sliding in the cylinder body, wherein the rear end cover is provided with a first groove coaxial with the rear end cover, a buffering piece is embedded in the first groove, and the end face of one side of the buffering piece opposite to the piston is higher than the end face of the rear end cover on the same side. The utility model solves the problem of noise generated when the tool driving cylinder works, and is suitable for the tool driving cylinder to assist the numerical control machining center to replace the tool.

Description

Cutter beating cylinder buffer structure and cutter beating cylinder

Technical Field

The utility model relates to the technical field of cutter beating cylinders, in particular to a cutter beating cylinder buffering structure and a cutter beating cylinder.

Background

The numerical control machining center is a high-efficiency automatic machine tool which is composed of mechanical equipment and a numerical control system and is suitable for machining complex parts, the numerical control machining center is provided with a tool setting cylinder and a tool magazine, tools with different purposes are installed on the tool magazine, the tool setting cylinder assists the tools on the tool magazine of the numerical control machining center to leave the tool magazine or be installed on the tool magazine again, and therefore the numerical control machining center can replace machining tools at any time to work, and various machining functions are achieved.

The upper part of the cutter beating cylinder is provided with a cylinder, the lower part of the cutter beating cylinder is provided with an oil cylinder, a piston in the cutter beating cylinder reciprocates under the action of gas, and the piston collides with an end cover in the reciprocating motion, so that larger noise is generated.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide the cutter beating cylinder buffer structure so as to solve the problem of noise generation of the existing cutter beating cylinder, and the cutter beating cylinder buffer structure has the advantages of low cost and convenience in processing.

The technical scheme adopted by the utility model is as follows: the utility model provides a cutter striking jar buffer structure, includes the rear end cap that one end is connected with the cylinder body and the piston of sliding in the cylinder body, the rear end cap is equipped with the first recess that is coaxial with the rear end cap, first recess is embedded to be equipped with the bolster, the terminal surface of the relative one side of bolster and piston is higher than the terminal surface height of homonymy rear end cap.

The principle of the technical proposal is as follows: during the use, the piston reciprocates in the cylinder body, and when the piston is close to the rear end cover, the piston contacts with the buffer piece first to avoid the piston to collide directly with the rear end cover and produce the noise, and then reduce the noise that the tool driving jar produced at the during operation.

Compared with the prior art, the utility model has the beneficial effects that:

1) The buffer piece can effectively reduce the direct collision between the piston and the rear end cover, so that the noise generated when the piston collides with the rear end cover is reduced;

2) The buffer part is arranged on the rear end cover, the rear end cover does not need to adopt a solid structure, the rear end cover can be processed in a die casting mode, the first groove can be formed at one time in the processing process, and the processing cost of the rear end cover is obviously lower.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

As a preferred embodiment of the utility model, the piston comprises a piston plate and a piston rod, the piston plate is in threaded connection with the piston rod through a bolt and a nut, the buffer member is provided with a through hole or a second groove coaxial with the buffer member, and the diameter of the through hole or the second groove is larger than the diameter of the end face of the nut.

Through above-mentioned setting, when piston and bolster contact, the nut on the piston stretches into the second recess, guarantees that the piston is not hindered when contacting with the bolster, and the piston atress disperses and more even moreover, and is not fragile.

Further preferably, the end face of the buffer piece opposite to the piston is 1 mm-2 mm higher than the end face of the rear end cover on the same side.

Through the arrangement, the height of the buffer piece higher than the height of the buffer piece can completely meet the buffer effect in use, and the noise reduction performance is achieved.

Further preferably, the longitudinal sections of the first groove and the buffer piece are of T-shaped structures, and the buffer piece can be matched and clamped into the first groove.

Through above-mentioned setting for the bolster can block firmly in first recess, improves stability.

As another preferable embodiment of the utility model, the depth of the first groove is less than or equal to 1/2 of the thickness of the rear end cover.

Through the arrangement, the first groove is ensured not to influence the strength of the rear end cover, and the safety is ensured.

On the other hand, the utility model also claims a cutter beating cylinder, which comprises any cutter beating cylinder buffering structure.

Through the arrangement, the cutter striking cylinder can reduce noise during working, and the cost is relatively low.

Drawings

FIG. 1 is a cross-sectional view of the present utility model, a tool cylinder.

The reference numerals include: the cylinder body 1, the rear end cover 2, the piston 3, the first groove 4, the buffer piece 5, the piston plate 6, the piston rod 7 and the through hole 8.

Detailed Description

Exemplary embodiments that embody features and advantages of the present utility model will be set forth in detail in the following description. It will be understood that the utility model is capable of various modifications in various embodiments, all without departing from the scope of the utility model, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the utility model.

In the description of the present utility model, the orientation or positional relationship indicated by the terms "first", "second", "one side", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the structure referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The present utility model will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1, this embodiment discloses a cutter striking cylinder buffer structure, including rear end cap 2 that one end is connected with cylinder body 1 and the piston 3 that slides in cylinder body 1, rear end cap 2 is equipped with the first recess 4 with rear end cap 2 coaxial, and first recess 4 embeds is equipped with buffer 5, and the terminal surface of buffer 5 and the terminal surface height of the rear end cap 2 of homonymy that is higher than the terminal surface of the opposite side of piston 3.

In the utility model, the rear end cover 2 and the first groove 4 are coaxial, the buffer member 5 is embedded in the first groove 4, and the end face of one side of the buffer member 5 opposite to the piston 3 is parallel to the end face of the piston 3, which collides with the buffer member 5, so that when the piston 3 collides with the rear end cover 2, the buffer member 5 can uniformly bear force, the balance of the piston 3 during collision is ensured, the end face of the opposite side of the buffer member 5 and the piston 3 is higher than the end face of the rear end cover 2 on the same side, the piston 3 is contacted with the buffer member 5 first, and the noise generated by the collision between the piston 3 and the rear end cover 2 is effectively reduced.

The buffer 5 of the present utility model has a certain elasticity, and the buffer 5 may be rubber or elastic plastic.

As a preferred embodiment of the utility model, the piston 3 comprises a piston plate 6 and a piston rod 7, the piston plate 6 being in threaded connection with the piston rod 7 by means of a bolt and a nut, the damping member 5 being provided with a through hole 8 or a second recess coaxial with the damping member 5, in this example provided as a through hole 8, the diameter of the through hole 8 being larger than the diameter of the end face of the nut.

According to the utility model, the through hole 8 and the buffer piece 5 are coaxial, so that even stress can be ensured when the piston 3 collides with the buffer piece 5, further stable reciprocating movement of the piston 3 is realized, the diameter of the through hole 8 is larger than that of the end face of the nut, the nut can enter the through hole 8 when the piston 3 collides with the buffer piece 5, the piston 3 is in stable contact with the buffer piece 5, the stress of the piston 3 is more even, and the service life is longer.

The through hole 8 of the present utility model may be formed in the rear cover 2 or may penetrate through the rear cover 2.

It is further preferable that the end surface of the buffer member 5 opposite to the piston 3 is 1mm to 2mm higher than the end surface of the same-side rear end cap 2.

In the utility model, when the end face of the buffer member 5 opposite to the piston 3 is 1 mm-2 mm higher than the end face of the rear end cover 2 at the same side in use, the buffer member 5 can effectively play a role in buffering, and the piston 3 is prevented from directly colliding with the rear end cover 2, so that the purposes of reducing noise are achieved, raw materials are saved, and the cost is reduced.

Further preferably, the longitudinal sections of the first groove 4 and the buffer member 5 are both T-shaped structures, and the buffer member 5 can be engaged into the first groove 4.

In the utility model, the longitudinal sections of the first groove 4 and the buffer piece 5 are of T-shaped structures, so that the buffer piece 5 can be clamped into the first groove 4, and the buffer piece 5 can be fastened on the rear end cover 2.

As another preferred embodiment of the present utility model, the depth of the first groove 4 is 1/2 or less of the thickness of the rear cover 2.

According to the utility model, the depth of the first groove 4 is less than or equal to 1/2 of the thickness of the rear end cover 2, so that the rear end cover is not affected and works normally while effective noise reduction is realized.

The embodiment of the utility model also provides a cutter beating cylinder, which comprises a cutter beating cylinder buffer structure.

The specific implementation process is as follows:

during the use, piston 3 can slide back and forth in cylinder body 1, and when piston 3 slides towards being close to rear end cover 2 one side, piston 3 first with buffer 5 contact, buffer 5 cushion piston 3, avoid piston 3 to contact with the rear end cover, switch the air inlet direction of the jar of beating, piston 3 slides to the opposite side and breaks away from the contact with buffer 5.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (6)

1. The utility model provides a cutter striking jar buffer structure, includes rear end cover (2) that one end is connected with cylinder body (1) and piston (3) that slide in cylinder body (1), its characterized in that: the rear end cover (2) is provided with a first groove (4) coaxial with the rear end cover (2), a buffer piece (5) is embedded in the first groove (4), and the end face of one side of the buffer piece (5) opposite to the piston (3) is higher than the end face height of the rear end cover (2) on the same side.

2. The tool driving cylinder buffering structure according to claim 1, wherein: the piston (3) comprises a piston plate (6) and a piston rod (7), the piston plate (6) is in threaded connection with the piston rod (7) through a bolt and a nut, the buffer piece (5) is provided with a through hole (8) or a second groove coaxial with the buffer piece (5), and the diameter of the through hole (8) or the second groove is larger than the diameter of the end face of the nut.

3. The cutter cylinder buffer structure according to claim 1 or 2, characterized in that: the end face of the buffer piece (5) opposite to the piston (3) is 1 mm-2 mm higher than the end face of the rear end cover (2) at the same side.

4. A tool cylinder buffer structure according to claim 3, wherein: longitudinal sections of the first groove (4) and the buffer piece (5) are of T-shaped structures, and the buffer piece (5) can be clamped into the first groove (4) in a matching mode.

5. The tool driving cylinder buffering structure according to claim 1, wherein: the depth of the first groove (4) is less than or equal to 1/2 of the thickness of the rear end cover (2).

6. A tool driving cylinder which is characterized in that: comprising a tool cylinder buffer structure according to any one of claims 1-5.