CN212470848U

CN212470848U - Protective device

Info

Publication number: CN212470848U
Application number: CN202021084322.6U
Authority: CN
Inventors: 刘建树; 王秀峰; 王开辉; 毕晓龙; 张纹源
Original assignee: CRRC Qingdao Sifang Co Ltd
Current assignee: CRRC Qingdao Sifang Co Ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-02-05
Anticipated expiration: 2030-06-12

Abstract

The utility model provides a protective device. The protector is used for setting up on the parent metal, and protector includes: the protection plate is pressed on the base material to shield partial area of the base material; and the adsorption piece is detachably connected with the protection plate and is used for adsorbing on the base material so that the protection plate is fixed on the preset position of the base material. The utility model discloses a protector has solved among the prior art and has caused the problem of damage to the parent metal easily when polishing the welding seam.

Description

Protective device

Technical Field

The utility model relates to a protection tool field particularly, relates to a protector.

Background

In the manufacturing and processing process of the bogie of the motor train unit, a manipulator is required to drive an automatic polishing tool to automatically polish the long straight weld and the dovetail angle weld of each mounting seat; the welding seam is of a tube plate butt joint structure, the assembling requirement is that the tube plate is tangent, the welding seam requirement is 2mm to 3mm higher than a tangent line, the side of a welding seam steel tube is positioned at the highest point of a steel tube circular arc before polishing, the problem of parent metal damage is not easy to occur, the side of the steel plate structure is the edge of a welding seam welding toe and is the lowest point of the whole welding seam, the automatic polishing tool is in a roller driving abrasive belt mode, the width of the roller and the abrasive belt is larger than the width of the welding seam, the roller and the abrasive belt are very easy to contact with the side of the steel plate, and.

Wherein, grinding the parent material can cause the following quality risks:

1. the thickness of the base metal is reduced, and the strength of a welding framework is influenced;

2. manual repair welding repair is needed, the difficulty is high, a large number of consumed materials are needed, and excessive economic loss is caused due to the fact that flaw detection is needed for inspection;

3. the strength of the manual repair welding is lower than that of the base metal, so that the strength of the bogie is influenced, and the service life of the bogie is influenced;

4. repair welding causes heat concentration, causes welding deformation of each mounting seat, and requires repeated adjustment and repair.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a protector to solve among the prior art and cause the problem of damage to the parent metal easily when polishing the welding seam.

In order to achieve the above object, the utility model provides a protection device for set up on the parent metal, include: the protection plate is pressed on the base material to shield partial area of the base material; and the adsorption piece is detachably connected with the protection plate and is used for adsorbing on the base material so that the protection plate is fixed on the preset position of the base material.

Further, adsorb the piece including adsorbing a main part and magnet, magnet setting is in adsorbing a main part, adsorbs a main part and is connected with guard plate detachably.

Further, be provided with the holding tank on the absorption piece main part, magnet is used for setting up in the holding tank.

Further, magnet is a plurality of, and a plurality of magnet all set up in the holding tank.

Further, adsorb a still including the apron, the apron is connected with adsorbing a main part detachably, and the apron is used for sealing the holding tank or opens the holding tank.

Further, the adsorption piece main body is provided with a first fastening hole, the cover plate is provided with a second fastening hole, and the cover plate is detachably connected with the adsorption piece main body through a first fastening piece inserted into the second fastening hole and the first fastening hole.

Furthermore, the protection plate comprises a protection plate body and a connecting plate connected with the protection plate body, the protection plate body is used for being pressed on the base metal, and the connecting plate is used for being connected with the adsorption piece main body; wherein, the guard plate is L type.

Further, the guard plate body is a straight plate or an arc-shaped plate, so that the guard plate body is attached to the base material.

Further, the adsorption piece main body is provided with a third fastening hole, the connecting plate is provided with a fourth fastening hole, and the connecting plate is detachably connected with the adsorption piece main body through a second fastening piece inserted into the third fastening hole and the fourth fastening hole.

Further, the shielding plate is made of a non-magnetic material.

The protection device is arranged on a base material and comprises a protection plate and an adsorption piece, wherein the protection plate is connected with the adsorption piece, the protection device is fixed on the base material through the adsorption effect of the adsorption piece and the base material, the protection plate is fixed on a preset position of the base material, and at the moment, the protection plate is pressed on the base material to shield partial area of the base material; when equipment of polishing is polishing the welding seam on the base metal, only can polish the guard plate and can not take place the contact with base metal itself, avoid haring the base metal, stopped to hinder rework repair behind the base metal, improved the product quality of whole bogie, practiced thrift artifical work cost and the consumptive material of polishing, promoted production efficiency. In addition, the protection plate and the adsorption piece are detachably connected, so that the protection plate is convenient to replace when the protection plate cannot be used continuously; or when meeting different structure size's base metal and need protect, come better protecting to the base metal through the guard plate of changing different shapes and size and the adsorption element of different shapes and size, this protector's adaptability is better.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of an embodiment of a protective device according to the invention;

fig. 2 shows an exploded view of an embodiment of the guard according to the present invention;

figure 3 shows a top view of the body of the suction piece of the protection device according to the present invention;

figure 4 shows a perspective view of the body of the suction piece of the guard according to the invention;

fig. 5 shows an application scene diagram of the protection device according to the present invention.

Wherein the figures include the following reference numerals:

10. a base material; 20. a protection plate; 21. a guard plate body; 22. a connecting plate; 221. a fourth fastening hole; 30. an adsorbing member; 31. an adsorbing member main body; 311. accommodating grooves; 312. a first fastening hole; 313. a third fastening hole; 32. a magnet; 33. a cover plate; 331. a second fastening hole; 40. a first fastener; 50. a second fastener; 60. a predetermined position; 70. a long straight weld; 80. dovetail fillet welds.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

In order to solve the problem that the damage is easily caused to the base metal when polishing the welding seam among the prior art, the application provides a protector.

Referring to fig. 1 to 5, the shielding device is configured to be disposed on the parent material 10, and includes a shielding plate 20 and an absorption member 30, wherein the shielding plate 20 is configured to be pressed on the parent material 10 to shield a partial region of the parent material 10; the adsorption member 30 is detachably connected to the shielding plate 20, and the adsorption member 30 is used for adsorbing on the base material 10 so that the shielding plate 20 is fixed at a predetermined position of the base material 10.

The protection device is arranged on a base material 10 and comprises a protection plate 20 and an adsorption part 30, wherein the protection plate 20 is connected with the adsorption part 30, the protection device is fixed on the base material 10 through the adsorption effect of the adsorption part 30 and the base material 10, the protection plate 20 is fixed on a preset position of the base material, and at the moment, the protection plate 20 is pressed on the base material 10 to shield partial area of the base material 10; when the equipment of polishing was polished the welding seam on to base metal 10, only can polish to guard plate 20 and can not take place the contact with base metal 10 itself, avoid haring the base metal, stopped to hinder rework repair behind base metal 10, improved the product quality of whole bogie, practiced thrift artifical working cost and the consumptive material of polishing, promoted production efficiency. In addition, the protection plate 20 and the adsorption piece 30 are detachably connected, so that the protection plate 20 is convenient to replace when the protection plate 20 cannot be used continuously; or when the parent metal 10 with different structural sizes needs to be protected, the parent metal 10 is better protected by replacing the protection plates 20 with different shapes and sizes and the adsorption pieces 30 with different shapes and sizes, and the adaptability of the protection device is better.

The preset position of the base material specifically refers to a base material area at a position adjacent to the welding seam.

As shown in fig. 2 to 4, the adsorption member 30 includes an adsorption member main body 31 and a magnet 32, the magnet 32 is disposed on the adsorption member main body 31, and the adsorption member main body 31 is detachably connected to the shielding plate 20. The adsorption member main body 31 is provided to fix the magnet 32 and to be connected to the shielding plate 20.

As shown in fig. 3 and 4, the main body 31 of the adsorbing member is provided with a receiving groove 311, and the magnet 32 is disposed in the receiving groove 311.

As shown in fig. 2, there are a plurality of magnets 32, and the plurality of magnets 32 are all disposed in the accommodation groove 311.

Alternatively, the accommodating groove 311 is a strip-shaped groove, and the plurality of magnets 32 are sequentially arranged along the extending direction of the strip-shaped groove.

Alternatively, the magnet 32 is cylindrical, and the receiving slot 311 is adapted to the shape of the magnet 32, so that the magnet 32 is clamped in the receiving slot 311, which facilitates the positioning of the magnet 32.

As shown in fig. 2, the suction member 30 further includes a cover plate 33, the cover plate 33 is detachably connected to the suction member main body 31, and the cover plate 33 is used for closing the receiving groove 311 or opening the receiving groove 311. This arrangement facilitates replacement of the magnet 32 in the housing groove 311, and also enables fixation of the magnet 32.

As shown in fig. 2 to 4, the suction member main body 31 is provided with first fastening holes 312, the cover plate 33 is provided with second fastening holes 331, and the cover plate 33 is detachably coupled to the suction member main body 31 by first fastening members 40 inserted into the second fastening holes 331 and the first fastening holes 312. Wherein the first fastening member 40 is a screw.

Specifically, the second fastening holes 331 are plural, and the plural second fastening holes 331 are arranged at intervals on the cover plate 33; correspondingly, the number of the first fastening holes 312 and the first fastening members 40 is also plural, and this arrangement makes the connection of the cover plate 33 and the suction member main body 31 more secure.

As shown in fig. 1 and 2, the protection plate 20 includes a protection plate body 21 and a connection plate 22 connected to the protection plate body 21, the protection plate body 21 is configured to be pressed on the base material 10, and the connection plate 22 is configured to be connected to the suction piece main body 31; wherein, the protection plate 20 is L-shaped. Specifically, the connecting plate 22 of the protection plate 20 is attached to the side wall of the absorption member main body 31, so that the connection between the two is facilitated; the guard plate body 21 is attached to the base material 10.

Optionally, the protection plate body 21 is a straight plate or an arc plate, so that the protection plate body 21 is attached to the base material 10.

Alternatively, the end surface of the main body 31 of the suction member that is sucked to the base material 10 is a plane or a curved surface, and this arrangement can attach the main body 31 of the suction member to the base material 10, increase the contact area between the two, and make the connection more reliable.

As shown in fig. 2 to 4, the suction member main body 31 is provided with third fastening holes 313, the connection plate 22 is provided with fourth fastening holes 221, and the connection plate 22 is detachably connected to the suction member main body 31 by second fastening members 50 inserted into the third fastening holes 313 and the fourth fastening holes 221. Wherein the second fastener 50 is a screw.

Specifically, the number of the fourth fastening holes 221 is plural, and the plural fourth fastening holes 221 are arranged on the connecting plate 22 at intervals; correspondingly, the number of the third fastening holes 313 and the second fastening members 50 is also plural, and the connection of the connection plate 22 and the suction member main body 31 is more reliable.

Optionally, the shielding plate 20 is made of a non-magnetic material. Such setting can effectively avoid the regional iron fillings gathering of polishing, and the iron fillings clearance of being convenient for.

Optionally, the length of the absorption member main body 31 is 100mm to 200mm, the length of the protection plate body 21 is 100mm to 735mm, the absorption member main body 31 and the protection plate body 21 with different lengths can be matched at will, and the combination of the two can be suitable for the welding seam of the bogie welding framework of all projects.

Alternatively, the width of the shield plate body 21 is 50mm, and the width of the suction piece main body 31 is 45 mm.

Optionally, the thickness of the protection plate body 21 is 0.5mm, and the process requirement that the weld reinforcement is controlled to be 0.5-0.8mm can be met.

Further optionally, the length of the absorbent body 31 is 100mm or 200 mm. Such an arrangement can meet the shielding requirements of the welded frame welds of all trucks.

As shown in fig. 5, the base material 10 is a steel plate structure, and a long straight weld 70 and a dovetail fillet weld 80 are formed by welding a steel plate and a steel pipe; wherein, reference numeral 60 is a predetermined position of the base material 10 for placing the shielding plate 20.

In specific implementation, the manufacturing method of the protection device comprises the following steps: measuring the length of a welding line to be protected, manufacturing a plurality of groups of protection plates with proper lengths, controlling the welding line surplus height to be 0.5-0.8mm according to the process requirement of automatically polishing, selecting a non-magnetic metal material with the thickness of 0.5mm for the protection plates, and ensuring that the welding line protection is effectively carried out when the polishing is carried out to the minimum limit thickness. According to the requirements of the length of the welding seam and the adsorption force, a plurality of groups of adsorption parts are manufactured, different lengths can be spliced and combined at will, and cylindrical high-magnetism magnets are densely placed in the adsorption parts

The protection plate is connected with the adsorption piece through screws, so that the replacement is convenient. The cover plate (the cover plate has a width of 27mm, a thickness of 1.5mm, and a length of 100mm or 200 mm) of the adsorbing member is screwed

And (5) screwing. And covering the assembled protective device on the base metal area close to the welding seam to be attached to the steel plate piece.

The advantages of the guard of the present application further include: the operation difficulty is low, and the operation can be skillfully used by training workers slightly.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A guard device, for being arranged on a parent material (10), comprising:

a protection plate (20) which is pressed on the base material (10) to shield a partial region of the base material (10);

and the adsorption piece (30) is detachably connected with the protection plate (20), and the adsorption piece (30) is used for adsorbing the protection plate (20) on the base material (10) so that the protection plate (20) is fixed on a preset position of the base material (10).

2. Guard device according to claim 1, characterized in that the attraction member (30) comprises an attraction member body (31) and a magnet (32), the magnet (32) being arranged on the attraction member body (31), the attraction member body (31) being detachably connected with the guard plate (20).

3. Guard according to claim 2, characterized in that the attraction body (31) is provided with a receiving groove (311), the magnet (32) being intended to be arranged in the receiving groove (311).

4. Guard means according to claim 3, characterized in that said magnets (32) are in plurality, a plurality of said magnets (32) being each arranged in said housing slot (311).

5. Guard according to claim 3, characterized in that the suction piece (30) further comprises a cover plate (33), the cover plate (33) being detachably connected with the suction piece body (31), the cover plate (33) being adapted to close the receiving slot (311) or to open the receiving slot (311).

6. Guard device according to claim 5, characterized in that the suction body (31) is provided with a first fastening hole (312), the cover plate (33) is provided with a second fastening hole (331), the cover plate (33) is detachably connected to the suction body (31) by means of a first fastening member (40) inserted in the second fastening hole (331) and the first fastening hole (312).

7. The protection device according to any one of claims 2 to 6, characterized in that the protection plate (20) comprises a protection plate body (21) and a connection plate (22) connected with the protection plate body (21), the protection plate body (21) is used for being pressed on the base material (10), and the connection plate (22) is used for being connected with the adsorption piece main body (31); wherein the protection plate (20) is L-shaped.

8. Guard device according to claim 7, characterized in that the guard plate body (21) is a straight or curved plate to make the guard plate body (21) conform to the parent material (10).

9. Guard device according to claim 7, characterized in that the suction body (31) is provided with a third fastening hole (313) and the connection plate (22) is provided with a fourth fastening hole (221), the connection plate (22) being detachably connected to the suction body (31) by means of a second fastening element (50) inserted in the third fastening hole (313) and the fourth fastening hole (221).

10. Guard device according to any one of claims 1 to 6, characterized in that the protection plate (20) is made of non-magnetic material.