CN213763647U

CN213763647U - One-punch sleeve capable of effectively preventing flying-out

Info

Publication number: CN213763647U
Application number: CN202021974213.1U
Authority: CN
Inventors: 康福州; 林帅
Original assignee: Liangang Precision Technology China Co ltd
Current assignee: Liangang Precision Technology China Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-07-23
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a punching sleeve capable of effectively preventing flying out, which comprises an upper sleeve and a lower sleeve, wherein the inner wall of the upper sleeve is provided with an inner cavity, a buffer rod is arranged inside the inner cavity, buffer springs are fixedly arranged at the upper end and the lower end of the buffer rod, the bottom of the upper sleeve is provided with the lower sleeve, the inner bottom of the lower sleeve is provided with symmetrical inner grooves, compression springs are arranged inside the inner grooves, return blocks are arranged below the compression springs, symmetrical first springs are arranged at the two sides of the lower sleeve, a circular ring is arranged above the first springs, a second spring is sleeved on the circular ring, one end of the second spring is connected with the outer wall of the lower sleeve, the other end of the second spring is connected with the top of the first spring, the bottom of the lower sleeve is provided with a buffer pad, the punching sleeve capable of effectively preventing flying out is connected with a workbench by adopting the first springs, the second spring is connected with the first springs to form mutual elastic force, and is connected with the punching sleeve and the workbench, the impact force is prevented from punching the punching sleeve to fly.

Description

One-punch sleeve capable of effectively preventing flying-out

Technical Field

The utility model relates to a dash cover technical field, specifically be a can effectively prevent dashing cover of departure.

Background

The punching sleeve is one of basic accessories which are used for being matched with a punch on a machine tool to complete punching forming, and the punching sleeve is used for being matched with the machine tool to work and positioning. Punching and the like, the existing punching sleeve can fly out when being impacted and collide, thereby causing the abrasion of the punching sleeve and possibly causing the injury of workers.

Therefore, how to design a punching sleeve capable of effectively preventing flying-out becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a can effectively prevent a dashing cover of departure has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a can effectively prevent a dash cover of departure, includes upper casing and lower casing, the inner chamber has been seted up to upper casing's inner wall, the inside of inner chamber is equipped with the buffer beam, the fixed buffer spring that is equipped with in upper and lower both ends of buffer beam, upper casing's bottom is equipped with the lower casing, the inside bottom of lower casing is equipped with the inside groove of symmetry, the inside of inside groove is equipped with compression spring, compression spring's below is equipped with the back force piece, the both sides of lower casing are equipped with the first spring of symmetry, the top of first spring is equipped with the ring, the cover has the second spring on the ring, the one end of second spring is connected in the lower casing outer wall, the second spring other end is connected in the top of first spring, the lower casing bottom is equipped with the blotter.

Preferably, the number of the inner cavities is two, and the inner cavities are symmetrically arranged.

Preferably, the upper sleeve and the lower sleeve are both cylinders, and the bottom radius of the upper sleeve is smaller than that of the lower sleeve.

Preferably, five compression springs are arranged and transversely arranged in the inner groove.

Preferably, the return block is I-shaped and is connected with the inner groove in a sliding manner.

Preferably, the circular ring is fixedly connected to the outer wall of the lower sleeve through a connecting rod.

(III) advantageous effects

The utility model provides a can effectively prevent a dashing cover of departure. The method has the following beneficial effects:

(1) this can effectively stop a dashing cover of departure adopts first spring and workstation to be connected, and first spring of second spring coupling forms mutual elasticity, will dash the cover and be connected with the workstation, prevents that the impact force from dashing the cover and fly.

(2) This can effectively prevent a cover that dashes of departure, return the power piece when receiving the impact force, can dash into the inside groove to striking compression spring, the elasticity that a plurality of compression spring have can absorb the impact force step by step, has reduced and has dashed the cover and received the impact force.

(3) This can effectively stop a cushion collar of departure, be equipped with buffer beam and buffer spring in the inner chamber and can be when receiving the impact force, the buffer beam is beated from top to bottom to eliminate the impact force gradually, further improved the effect that the cushion collar prevented the impact force.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lower sleeve structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is a schematic view of the upper casing structure of the present invention.

In the figure: 1. sleeving a sleeve; 2. setting a sleeve; 3. an inner tank; 4. a compression spring; 5. a force returning block; 6. a connecting rod; 7. a circular ring; 8. a second spring; 9. a first spring; 10. an inner cavity; 11. a buffer rod; 12. a buffer spring; 13. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a can effectively prevent a dashing cover of departure, includes upper casing 1 and lower casing 2, and inner chamber 10 has been seted up to upper casing 1's inner wall, and the inside of inner chamber 10 is equipped with buffer beam 11, and buffer beam 11's upper and lower both ends are fixed and are equipped with buffer spring 12, and upper casing 1's bottom is equipped with lower casing 2.

Further, the inner cavities 10 are symmetrically arranged.

In this embodiment, the bottom inside the lower casing 2 is provided with symmetrical inner grooves 3, the inner grooves 3 are provided with compression springs 4, and return blocks 5 are arranged below the compression springs 4.

Further, five compression springs 4 are provided, and are transversely disposed in the inner groove 3.

Furthermore, the return block 5 is I-shaped and is connected with the inner groove 3 in a sliding way.

In this embodiment, two sides of the lower casing 2 are provided with symmetrical first springs 9, a ring 7 is arranged above the first springs 9, the ring 7 is sleeved with a second spring 8, one end of the second spring 8 is connected to the outer wall of the lower casing 2, and the other end of the second spring 8 is connected to the top of the first spring 9.

Further, the bottom of the lower casing 2 is provided with a cushion pad 13.

Further, the upper casing 1 and the lower casing 2 are both cylinders, and the radius of the bottom of the upper casing 1 is smaller than that of the bottom of the lower casing 2.

Further, the ring 7 is fixedly connected to the outer wall of the lower casing 2 through a connecting rod 6.

The working principle is as follows: this can effectively prevent when dashing cover of departure uses, connect first spring 9 on the workstation, when receiving the impact force, first spring 9 and second spring 8 interact, the system of keeping back each other, prevent to dash the cover departure, buffer beam 11 and upper and lower buffer spring 12 in the inner chamber 10, when receiving the impact force, buffer beam 11 is run out from top to bottom, progressively eliminate the impact force, and simultaneously, return block 5 when receiving the impact force, can dash into in interior groove 3, and striking compression spring 4, the elasticity that a plurality of compression spring 4 have, can absorb the impact force step by step, thereby the effect of flying is prevented hitting of dashing the cover has been realized.

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

1. A can effectively prevent a punching sleeve of departure, includes upper casing (1) and lower casing (2), its characterized in that: an inner cavity (10) is formed in the inner wall of the upper sleeve (1), a buffer rod (11) is arranged inside the inner cavity (10), buffer springs (12) are fixedly arranged at the upper end and the lower end of the buffer rod (11), a lower sleeve (2) is arranged at the bottom of the upper sleeve (1), symmetrical inner grooves (3) are formed in the bottom of the lower sleeve (2), compression springs (4) are arranged inside the inner grooves (3), a return block (5) is arranged below the compression springs (4), symmetrical first springs (9) are arranged on two sides of the lower sleeve (2), a circular ring (7) is arranged above the first springs (9), a second spring (8) is sleeved on the circular ring (7), one end of the second spring (8) is connected to the outer wall of the lower sleeve (2), and the other end of the second spring (8) is connected to the top of the first springs (9), the bottom of the lower sleeve (2) is provided with a cushion pad (13).

2. A punch sleeve effective to prevent fly-out as defined in claim 1, wherein: the number of the inner cavities (10) is two, and the two inner cavities are symmetrically arranged.

3. A punch sleeve effective to prevent fly-out as defined in claim 1, wherein: the upper casing (1) and the lower casing (2) are both cylinders, and the radius of the bottom of the upper casing (1) is smaller than that of the bottom of the lower casing (2).

4. A punch sleeve effective to prevent fly-out as defined in claim 1, wherein: five compression springs (4) are arranged and are transversely arranged in the inner groove (3).

5. A punch sleeve effective to prevent fly-out as defined in claim 1, wherein: the return block (5) is I-shaped and is connected with the inner groove (3) in a sliding way.

6. A punch sleeve effective to prevent fly-out as defined in claim 1, wherein: the circular ring (7) is fixedly connected to the outer wall of the lower sleeve (2) through a connecting rod (6).