CN218856338U

CN218856338U - Material blocking protection part

Info

Publication number: CN218856338U
Application number: CN202320122813.2U
Authority: CN
Inventors: 陈本泓
Original assignee: Zhangzhou Shengyuan Machinery Industrial Co ltd
Current assignee: Zhangzhou Shengyuan Machinery Industrial Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-04-14
Anticipated expiration: 2033-01-17

Abstract

The utility model provides a keep off material protection piece for detachable installs the main shaft at a processing machine, keep off material protection piece has a connecting portion and a fender material portion, connecting portion detachable with the main shaft is connected, keep off material portion have a cover body and cladding in an elastic layer on the surface of the cover body. The utility model has the advantages that: after the processing machine finishes processing, the processing cutter bar arranged on the main shaft can be replaced by the material blocking protection piece, the blocking part is pushed out of the workpiece of the clamping device by the material pushing device, the elastic layer of the material blocking part provides a buffering effect, and the workpiece is prevented from being damaged.

Description

Material blocking protection part

[ technical field ] A method for producing a semiconductor device

The present invention relates to a fitting for a processing machine, and more particularly to a stopper guard mountable on a spindle of a processing machine, and used for stopping a workpiece released from a clamping device.

[ background of the invention ]

A conventional machining tool, such as a lathe, mainly includes a spindle, a machining tool holder mounted on the spindle, and a clamping device for clamping a workpiece.

The clamping device is provided with a horizontally arranged central shaft and a plurality of clamping jaw members radially arranged on the periphery of the central shaft, and the clamping jaw members can move towards the central shaft to clamp a workpiece and can move towards the direction far away from the central shaft to loosen the workpiece.

In order to enable the workpiece to be taken out of the clamping device smoothly, the clamping device is provided with a material pushing piece, the material pushing piece is arranged along the central shaft of the clamping device and can move relative to the clamping device along the central shaft, and when the clamping jaw piece of the clamping device loosens the workpiece, the workpiece is pushed out by the material pushing piece; however, when the workpiece is pushed out of the clamping device by the pushing member, if the user is not engaged aside and the force of the pushing member pushing the workpiece is too large, the workpiece is likely to collide with the hard surface of the machine, and the workpiece is defective. In view of the above problems, the present inventors have conducted intensive studies and have made the present invention.

[ Utility model ] content

The to-be-solved technical problem of the utility model lies in providing an install and keep off material protection piece at processing machine main shaft, can be after work piece processing finishes, will install the processing cutter arbor at processing machine main shaft and change for this fender material protection piece to can be when blevile of push releases the work piece from clamping device, backstop work piece.

The utility model discloses a realize like this: an endshield for removable mounting to a spindle of a converting machine, the endshield comprising:

the connecting part is used for being detachably connected with the main shaft; and

the material blocking part is formed at one end of the connecting part and is provided with a cover body and an elastic layer, the cover body and the connecting part are integrated, and the elastic layer is coated on the surface of the cover body.

Furthermore, the cover body comprises a top portion and a surrounding portion, the top portion is provided with an end face which faces away from the connecting portion, the surrounding portion is in an arc shape and extends from the end face of the top portion towards the direction away from the connecting portion, and a notch is formed in one side of the surrounding portion, which is concave inwards.

Furthermore, the elastic layer is covered on the whole surface of the surrounding part.

Furthermore, the elastic layer is covered on the end face of the top.

Furthermore, the cover body and the connecting part are made of metal materials and are integrally made, and the elastic layer is an elastic body covered on the surface of the cover body.

Further, the elastic layer is a thermoplastic elastomer.

Through adopting the technical scheme of the utility model, following beneficial effect has at least: after a workpiece is machined by the machining cutter bar arranged on the main shaft of the machining machine, the machining cutter bar arranged on the main shaft can be replaced by the material blocking protection piece, the main shaft is moved, the material blocking protection piece is located in front of the clamping device, the workpiece pushed out of the clamping device by the material pushing device is blocked, the elastic layer of the material blocking part can provide a buffering effect, the impact force of the workpiece hitting the material blocking part is absorbed, and the workpiece is prevented from being damaged.

[ description of the drawings ]

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

Fig. 1 is a front view of the preferred embodiment of the present invention installed on a spindle of a processing machine.

Fig. 2 is a partially enlarged perspective view of the spindle of the processing machine according to the preferred embodiment of the present invention.

Fig. 3 is another partially enlarged perspective view of the spindle of the processing machine according to the preferred embodiment of the present invention.

Fig. 4 is a front view of the main shaft of the processing machine according to the preferred embodiment of the present invention.

Fig. 5 is a perspective view of the preferred embodiment of the present invention.

Fig. 6 is a cross-sectional side view of the preferred embodiment of the present invention.

Fig. 7 isbase:Sub>A cross-sectional view of the preferred embodiment of the present invention taken along linebase:Sub>A-base:Sub>A of fig. 6.

Fig. 8 is a schematic view of the present invention.

Description of the reference numerals:

10 processing machine body

11: engine base

13 main shaft

20 clamping device

21: seat body

23 clamping part

30, pushing device

31 push rod

33: spring

40 material blocking protection piece

41 connecting part

42 material stopping part

43 cover body

431 top

432 notch

433 surrounding part

44 elastic layer

50: workpiece

60 bearing part

A is the central axis

[ detailed description ] embodiments

For better understanding of the technical solutions of the present invention, the technical solutions of the present invention will be described in detail below with reference to the drawings and specific embodiments.

It should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only for convenience in describing the embodiments and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be configured and operated in a specific orientation. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

Example 1

Referring to fig. 1 to 4, in a preferred embodiment of the material stop protection member 40 of the present invention, the material stop protection member 40 is detachably mounted on a spindle 13 of a processing machine, the processing machine mainly includes a processing machine body 10, a holding device 20, and a material pushing device 30.

Referring to fig. 1, the machine body 10 includes a base 11, and the spindle 13 is movably connected to the base 11 relative to the base 11. The clamping device 20 is located on one side of the machine body 10.

Referring to fig. 2 to 4, the clamping device 20 includes a central axis a, a base 21, and a plurality of clamping members 23, the central axis a extends along a horizontal direction, the plurality of clamping members 23 are radially arranged and disposed around the central axis a, and are connected to the base 21 to be movable close to and away from the central axis a; the clamping device 20 can rotate around the central axis a, and can drive the workpiece to rotate during machining.

Referring to fig. 2 and 4, the pushing device 30 is mounted on the seat 21 of the clamping device 20 and includes a pushing rod 31 and a spring 33, the pushing rod 31 can extend and retract relative to the seat 21 along the central axis a, and the spring 33 is disposed between the pushing rod 31 and the seat 21 and pushes the pushing rod 31 away from the seat 21.

Referring to fig. 2 to 5, the material stop protection member 40 is detachably connected to the main shaft 13, an axial direction of the main shaft 13 is perpendicular to a central axis a of the holding device 20, in the present preferred embodiment, the main shaft 13 is vertically disposed; the material blocking protection member 40 includes a connecting portion 41 and a material blocking portion 42, the connecting portion 41 is used for connecting with the main shaft 13, the structure of the connecting portion 41 may be the same as that of a connecting portion of a conventional machining tool holder and the main shaft 13, and the detailed structure thereof is not described herein.

Referring to fig. 4 to 7, the material blocking portion 42 is formed at an end of the connecting portion 41 away from the main shaft 13, the material blocking portion 42 includes a cover 43 and an elastic layer 44, the cover 43 and the connecting portion 41 are formed into a whole, and the elastic layer 44 covers a surface of the cover 43. The cover 43 and the connecting portion 41 are made of metal material, the elastic layer 44 is an elastic body such as rubber, silica gel, thermoplastic elastomer, etc. covering the surface of the cover 43, in the preferred embodiment, the elastic layer 44 is a polyvinyl chloride elastic body.

The cover 43 includes a top portion 431 and a surrounding portion 433, the top portion 431 has an end surface facing away from the connecting portion 41, the surrounding portion 433 extends from the end surface of the top portion 431 toward the direction away from the connecting portion 41, the surrounding portion 433 is curved, and along the outer edge of the top portion 431, a recess 432 is formed on the concave side of the surrounding portion 433, and facing the holding device 20, the elastic layer 44 covers the entire surface of the surrounding portion 433 and the end surface of the top portion 431.

Referring to fig. 8, when a workpiece 50 is clamped to the clamping device 20, the workpiece 50 pushes the push rod 31 backward, and after the spring 33 is compressed, each clamping member 23 moves toward the workpiece 50 and clamps the workpiece 50; after the workpiece 50 is machined by a machining tool bar mounted on the main shaft 13, the machining tool bar can be replaced by the material blocking protection piece 40, wherein the machining tool can be a machining tool with an automatic tool changer, after machining is completed, the machining tool bar is automatically dismounted from the main shaft 13, the material blocking protection piece 40 is mounted on the main shaft 13, and the main shaft 13 can be controlled and moved to a position where the material blocking protection piece 40 is positioned in front of the clamping device 20 and is opposite to the workpiece 50; then, the clamping device 20 releases the workpiece 50, the spring 33 pushes the push rod 31 to relatively extend out of the clamping device 20, so that the push rod 31 pushes the workpiece 50 out of the clamping device 20, the workpiece 50 collides with the material blocking portion 42 and is stopped by the material blocking protection piece 40 after flying away from the clamping device 20, and the elastic layer 44 of the material blocking portion 42 can provide a buffering effect, absorb the impact force of the workpiece 50 colliding with the material blocking portion 42, and prevent the workpiece 50 from colliding with the material blocking portion 42 and being damaged.

Referring to fig. 1 and 8, an adapter 60 may be disposed below the main shaft 13 and the material blocking protection member 40, so that the workpiece 50 directly falls into the adapter 60 after being stopped by the material blocking protection member 40.

Because the material blocking protection piece 40 is detachably connected to the main shaft 13, after the machining is completed, the material blocking protection piece 40 is mounted to the main shaft 13, the machining line cannot be affected, the main shaft 13 can be used for driving the material blocking protection piece 40 to displace, other displacement mechanisms do not need to be additionally mounted on the machining machine, the material blocking protection piece 40 is driven to move to a proper material blocking position, the workpiece 50 pushed out from the clamping device 20 by the material pushing device 30 is blocked, and the blocking portion 42 of the material blocking protection piece 40 is provided with the elastic layer 44, so that the impact force can be buffered and absorbed, and the workpiece 50 is prevented from being damaged.

The material blocking protection piece 40 is suitable for being applied to a processing machine with an automatic tool changing mechanism, after processing is completed, a processing tool rod arranged on the main shaft 13 is automatically replaced by the material blocking protection piece 40, after the processing of the workpiece 50 is completed, the workpiece 50 is loosened by the clamping device 20, meanwhile, the clamping device 20 can be automatically pushed out by the push rod 31, and the workpiece 50 is stopped and buffered by the material blocking protection piece 40, so that the workpiece 50 can be prevented from flying around, the workpiece 50 can be stopped and buffered, the workpiece 50 can be prevented from being damaged, and the processing convenience of the processing machine can be improved.

Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A dam protection piece which characterized in that: the stock stop protection piece is used for being detachably mounted on a main shaft of a processing machine, and comprises:

2. A stock guard as defined in claim 1 wherein: the cover body comprises a top and a surrounding part, the top is provided with an end face facing away from the direction of the connecting part, the surrounding part is in an arc shape and extends from the end face of the top towards the direction away from the connecting part, and a notch is formed in one side of the inner concave part of the surrounding part.

3. A stock guard as claimed in claim 2, wherein: the elastic layer is covered on the whole surface of the surrounding part.

4. A stock guard as defined in claim 3 wherein: the elastic layer is covered on the end face of the top.

5. A stock guard as claimed in any one of claims 1 to 4 wherein: the cover body and the connecting part are made of metal materials and are integrally manufactured, and the elastic layer is an elastic body covered on the surface of the cover body.

6. A stock guard as defined in claim 5 wherein: the elastic layer is a thermoplastic elastomer.