CN114473736A

CN114473736A - Clamp and polishing equipment

Info

Publication number: CN114473736A
Application number: CN202210178681.5A
Authority: CN
Inventors: 杜玲; 施丰鸣; 季素萍
Original assignee: Sofix Intelligent Technology Shanghai Co ltd
Current assignee: Sofix Intelligent Technology Shanghai Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-05-13

Abstract

The invention provides a clamp and polishing equipment, relates to the technical field of machining equipment, and comprises a body. The body includes the first surface, the first surface is the airfoil profile, be equipped with the fixed part on the first surface. The fender comprises an inner surface, wherein a connecting part is arranged on the inner surface, and the connecting part is detachably connected with the fixed part. Because anchor clamps link to each other with the internal surface of fender, when polishing the surface of fender, the surface of fender exposes completely, and anchor clamps can not lead to the fact the interference to polishing of fender, also need not at the in-process of polishing, installs the position that changes the fender additional many times, can avoid the surface damage of fender, improves the efficiency of polishing.

Description

Clamp and polishing equipment

Technical Field

The invention relates to the technical field of machining equipment, in particular to a clamp and polishing equipment.

Background

Fenders are vehicle body outer panels that cover the wheels, so called for the shape and position of the parts on older vehicle bodies resembling bird wings. In the running process of the automobile, sand, stone and slurry rolled up by the wheels are prevented from splashing to the bottom of the carriage.

The fender needs to be polished on the surface in the machining process so as to ensure that the surface of the fender is smooth and flat. And in the polishing process, the fender is necessarily fixed by using a clamp. Among the prior art, adopt a plurality of clamping tools to press from both sides tight fixedly to the fender mostly, though can press from both sides tight fender, nevertheless in the process of polishing, can have a plurality of interference parts, consequently, need install the operation of polishing of accomplishing the work piece many times additional, simultaneously, many times of processing can lead to the fact some irreversible damages to the surface of fender.

Disclosure of Invention

The invention aims to solve the following problems: the existing fender clamps fastening timing, and the polishing operation can be completed only by adding the fender for many times, so that the surface of the fender is easily damaged.

(II) technical scheme

In order to solve the above technical problem, an embodiment of an aspect of the present invention provides a clip for fixing a fender, including: a body;

the body comprises a first surface, the first surface is a wing-shaped surface, and a fixing part is arranged on the first surface;

the fender comprises an inner surface, wherein a connecting part is arranged on the inner surface, and the connecting part is detachably connected with the fixed part.

According to an embodiment of the present invention, further, the first surface and the inner surface are attached.

According to an embodiment of the present invention, further, an avoiding groove is provided on the first surface, and the fixing portion is provided in the avoiding groove.

According to an embodiment of the present invention, further, the bottom wall of the avoiding groove is provided with a mounting hole;

the fixing part is arranged in the mounting hole and can extend out of the mounting hole to be connected with the connecting part.

According to an embodiment of the present invention, further, a mounting groove is further formed on the side wall of the body, and the mounting groove is disposed corresponding to the avoiding groove;

one end of the mounting hole, which is far away from the avoidance groove, is communicated with the mounting groove;

the mounting groove is internally provided with a connecting piece, and the other end of the fixing part penetrates through the mounting hole to be connected with the connecting piece.

According to an embodiment of the present invention, further, the fixing portion is a screw, the connecting portion is a first threaded hole, and one end of the screw extends out of the mounting hole and is connected to the first threaded hole;

the connecting piece is provided with a second threaded hole, one end, far away from the first threaded hole, of the screw rod extends out of the mounting hole and is connected with the second threaded hole, and the connecting piece is connected with the outer edge of the mounting hole.

According to an embodiment of the present invention, further, the cross section of the body has an L-shaped structure.

According to an embodiment of the present invention, further, the installation table is further included;

the body is arranged on the mounting table and is detachably connected with the mounting table.

According to an embodiment of the present invention, further, a connecting groove is formed on a side wall of the body;

and a pressing plate is arranged on the mounting table and connected with the connecting groove.

In another aspect, an embodiment of the invention further provides a polishing device, which includes the clamp in any one of the above embodiments.

The invention has the beneficial effects that:

the invention provides a clamp for fixing a fender, which comprises: a body. The body includes the first surface, the first surface is the airfoil profile, be equipped with the fixed part on the first surface. The fender comprises an inner surface, wherein a connecting part is arranged on the inner surface, and the connecting part is detachably connected with the fixed part.

Because anchor clamps link to each other with the internal surface of fender, when polishing the surface of fender, the surface of fender exposes completely, and anchor clamps can not lead to the fact the interference to polishing of fender, also need not at the in-process of polishing, installs the position that changes the fender additional many times, can avoid the surface damage of fender, improves the efficiency of polishing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a first view angle of a fixture body according to an embodiment of the present invention;

fig. 2 is a structural schematic diagram of a second perspective of the clamp body according to the embodiment of the invention;

fig. 3 is a schematic structural diagram of a third view of the clamp body according to the embodiment of the invention;

fig. 4 is a schematic structural diagram of a fourth perspective of the clamp body according to the embodiment of the invention;

fig. 5 is a schematic view of an overall structure of the clamp according to the embodiment of the present invention.

Icon: 100-fenders;

200-a body; 210-a first surface; 220-avoidance groove; 221-mounting holes; 230-mounting grooves; 240-connecting groove;

300-mounting table.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

It should be noted that, in the description of the present invention, the terms "connected" and "mounted" should be understood broadly, for example, they may be fixed, detachable or integrated; can be directly connected or connected through an intermediate medium; either mechanically or electrically. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

One embodiment of the present invention provides a jig, as shown in fig. 1 to 5, for fixing a fender panel 100.

In this embodiment, the jig includes: a body 200.

The body 200 includes a first surface 210, the first surface 210 is a wing surface, and a fixing portion is disposed on the first surface 210. The fender 100 includes an inner surface, be equipped with connecting portion on the inner surface, connecting portion with the connection can be dismantled to the fixed part.

In this embodiment, since the fender 100 is formed like a bird wing, when the body 200 fixes the fender 100, the first surface 210 of the body 200 is disposed opposite to the inner surface of the fender 100, so that the first surface 210 is configured as a wing profile, which is a profile design, so that the first surface 210 can better adhere to the inner surface of the fender 100, thereby avoiding the displacement of the first surface during the grinding process, and simultaneously avoiding the problems that the pressure of the grinding tool on the fender 100 is too large to cause the sinking of the fender 100 and the like during the grinding process of the fender 100.

In this embodiment, the fixing portion is detachably connected to the connecting portion, when the fender 100 needs to be sanded, the fender 100 is mounted on the body 200, the inner surface of the fender 100 and the first surface 210 of the body 200 are oppositely disposed, and the fixing portion is connected to the connecting portion to fix the fender 100 on the body 200, so as to prevent the fender 100 from being displaced during the sanding process.

Here, the inner surface of the fender panel 100 is a surface close to the vehicle when the fender panel 100 is mounted on the vehicle, and the other surface of the fender panel 100 is an outer surface.

Meanwhile, as the clamp in the implementation is connected with the inner surface of the fender 100, when the outer surface of the fender 100 is polished, the outer surface of the fender 100 is completely exposed, the clamp cannot interfere with the polishing of the fender 100, the position of the fender 100 is changed without being additionally arranged for many times in the polishing process, the surface damage of the fender 100 can be avoided, and the polishing efficiency is improved.

In the present embodiment, as shown in fig. 1 to 5, when the jig fixes the fender panel 100, the first surface 210 of the body 200 and the inner surface of the fender panel 100 are attached to each other.

In this embodiment, the first surface 210 and the inner surface are adhered to each other, so that the fender panel 100 is more stably fixed and prevented from being displaced during the machining process.

In this embodiment, the first surface 210 of the body 200 may be a flexible material support, and may be a rubber or the like, which has good extensibility and flexibility. After the fender 100 is placed on the first surface 210, the rubber is compressed by the weight of the fender 100, allowing the first surface 210 to fully conform to the fender 100. Meanwhile, when the fender 100 is sanded, a certain shock absorption effect can be achieved.

Optionally, in this embodiment, the body 200 may also be composed of a plurality of telescopic modules.

Specifically, anchor clamps are still including the mounting panel, and on the mounting panel was all located to flexible module, the concatenation of whole flexible modules formed body 200.

In the course of working, at first place fender 100 on the diapire surface, the flexible module begins upward movement (stretches out), and after the flexible end of flexible module offseted with the internal surface of fender 100, the flexible module stopped to stretch out and draw back to make first surface 210 and internal surface can laminate.

In this embodiment, the telescopic module may be a telescopic cylinder, an oil cylinder, or an electric push rod.

It can be understood that, in this embodiment, the telescopic end of the telescopic module is further provided with a pressure sensing member, or a distance calculating member, and when the telescopic end of the telescopic module is attached to the fender 100, the telescopic module automatically stops stretching.

Optionally, the telescopic end is provided with a protection element made of flexible material, which may be rubber or wood in the above embodiments.

Optionally, the telescopic end of the telescopic module is further provided with a detection part for detecting whether the fender 100 is above the telescopic module.

Specifically, when there is a fender 100 above the telescoping end of the telescoping module, the telescoping module moves (extends) upward, and when there is no fender above the telescoping module, the telescoping module does not move upward.

In this embodiment, the telescopic end of the telescopic module is also an arc-shaped surface to form the first surface 210 in the shape of an airfoil.

In the clamp provided in this embodiment, as shown in fig. 1 to fig. 5, an avoiding groove 220 is formed on the first surface 210, and the fixing portion is disposed in the avoiding groove 220.

In the present embodiment, the first surface 210 is provided with an avoiding groove 220, and when the first surface 210 is attached to the inner surface, the connecting portion is preferably located in the avoiding groove 220.

In this embodiment, it can be understood that, in order to improve the stability of the fixing fixture during fixing, the first surface 210 is provided with a plurality of avoiding grooves 220, and at least one fixing portion is disposed in one avoiding groove 220, that is, one fixing portion may be disposed in one fixing groove, or a plurality of fixing portions may be disposed in the fixing groove.

In this embodiment, as shown in fig. 1 to 5, the bottom wall of the avoiding groove 220 is provided with a mounting hole 221. The fixing portion is disposed in the mounting hole 221, and the fixing portion can extend out of the mounting hole 221 to be connected with the connecting portion.

In this embodiment, the fixing portion is telescopically disposed in the mounting hole 221, and when the first surface 210 of the body 200 is attached to the inner surface of the fender panel 100, the fixing portion extends out of the mounting hole 221 and is detachably connected to the connecting portion to fix the fender panel 100 to the body 200.

As shown in fig. 1 to 5, the side wall of the body 200 is further provided with a mounting groove 230, and the mounting groove 230 corresponds to the avoiding groove 220. An end of the installation hole 221, which is far from the avoiding groove 220, is communicated with the installation groove 230. A connecting member is arranged in the mounting groove 230, and the other end of the fixing portion passes through the mounting hole 221 to be connected with the connecting member.

In this embodiment, the mounting groove 230 is disposed on the sidewall of the body 200 and extends toward the inside of the body 200, and preferably, the mounting groove 230 is disposed corresponding to the avoiding groove 220, that is, one avoiding groove 220 is disposed corresponding to one mounting groove 230.

In this embodiment, the connecting member is used to fix the fixing portion in the mounting hole 221, and prevent the fixing portion from sliding up and down in the mounting hole 221.

When in use, the fender 100 is placed on the jig, one end of the fixing portion extends out of the mounting hole 221 to be connected to the connecting portion of the inner surface of the fender 100, and the other end of the fixing portion extends out of the mounting hole 221 to be connected to the connecting member, thereby fixing the fender 100 to the body 200.

In practical use, the fixing portion is a screw, the connecting portion is a first threaded hole, and one end of the screw extends out of the mounting hole 221 and is connected with the first threaded hole.

A second threaded hole is formed in the connecting piece, one end, far away from the first threaded hole, of the screw rod extends out of the mounting hole 221 and is connected with the second threaded hole, and the connecting piece abuts against the outer edge of the mounting hole 221.

It will be appreciated that in this embodiment, when the connector is used only for securing a screw, it is simply a nut.

In this embodiment, the connecting member also functions to drive the screw to extend and retract.

Specifically, one end of the connecting piece, which is close to the mounting hole 221, is provided with a flanging extending along the periphery of the connecting piece, a sliding groove corresponding to the flanging is formed in the outer edge of the mounting hole 221, the flanging is arranged in the sliding groove, and the flanging can slide in the sliding groove, so that the rotation of the connecting piece is realized.

The other end of the screw rod is positioned in the second threaded hole, and the screw rod can move along the axis direction of the screw rod by rotating the connecting piece.

In this embodiment, as shown in fig. 1 to 5, the cross section of the body 200 is an L-shaped structure.

It will be appreciated that in this embodiment the cross-section is a section parallel to the horizontal plane, i.e. perpendicular to the direction of gravity.

Optionally, the body 200 includes two parts, which are a first main body and a second main body respectively, and the first main body and the second main body are connected to form an L-shaped body 200.

Optionally, the first and second bodies can also be rotated relative to each other to adjust the angle between the first and second bodies, so that the body 200 can be adapted to a greater number of differently shaped fenders 100.

The clamp provided by the present embodiment, as shown in fig. 1 to 5, further includes a mounting table 300.

The mounting table 300 is used for mounting and fixing the clamp.

The body 200 is disposed on the installation stage 300, and detachably connected to the installation stage 300.

In this embodiment, the body 200 is detachably connected to the mounting table 300, so that the body 200 can be conveniently transported.

In this embodiment, as shown in fig. 1 to 5, the side wall of the body 200 is provided with a connecting groove 240. The connection groove 240 is used to connect with the pressing plate, thereby fixing the body 200. The mounting table 300 is provided with the pressing plate, and the pressing plate is connected with the connecting groove 240.

In the present embodiment, the connection groove 240 is provided in plurality and is disposed at intervals on the side wall of the body 200.

Specifically, as shown in fig. 1 to 5, the body 200 includes a first sidewall and a second sidewall which are oppositely disposed, and a plurality of connecting grooves 240 are disposed on both the first sidewall and the second sidewall at intervals to improve stability when the body 200 is fixed.

On the mounting table 300, a plurality of pressing plates are also provided at intervals, and preferably, the pressing plates are provided in one-to-one correspondence with the coupling grooves 240. That is, the number and position of the pressing plates are arranged corresponding to the connecting grooves 240.

In the above description, the body 200 is L-shaped, and includes the first body and the second body, and the angles of the first body and the second body are adjustable, so that a plurality of mounting areas are provided on the mounting table 300 for mounting the pressing plate to fix the first body and the second body when the first body and the second body are at different angles.

The invention further provides grinding equipment comprising the clamp in the embodiment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A clip for securing a fender (100), comprising: a body (200);

the body (200) comprises a first surface (210), the first surface (210) is an airfoil surface, and a fixing part is arranged on the first surface (210);

the fender (100) comprises an inner surface, wherein a connecting portion is arranged on the inner surface, and the connecting portion is detachably connected with the fixing portion.

2. The clamp according to claim 1, wherein the first surface (210) and the inner surface conform.

3. The clamp according to claim 1, wherein an avoiding groove (220) is provided on the first surface (210), and the fixing portion is provided in the avoiding groove (220).

4. The clamp according to claim 3, characterized in that the bottom wall of said evasion groove (220) is provided with a mounting hole (221);

the fixing part is arranged in the mounting hole (221), and the fixing part can extend out of the mounting hole (221) to be connected with the connecting part.

5. The clamp according to claim 4, wherein a mounting groove (230) is further formed on the side wall of the body (200), and the mounting groove (230) is arranged corresponding to the avoiding groove (220);

one end, far away from the avoidance groove (220), of the mounting hole (221) is communicated with the mounting groove (230);

a connecting piece is arranged in the mounting groove (230), and the other end of the fixing part penetrates through the mounting hole (221) to be connected with the connecting piece.

6. The clamp according to claim 5, wherein the fixing portion is a threaded rod, the connecting portion is a first threaded hole, and one end of the threaded rod extends out of the mounting hole (221) and is connected with the first threaded hole;

the connecting piece is provided with a second threaded hole, one end, far away from the first threaded hole, of the screw rod extends out of the mounting hole (221) to be connected with the second threaded hole, and the connecting piece is connected with the outer edge of the mounting hole (221).

7. The clamp according to claim 1, characterized in that the cross section of the body (200) is of L-shaped configuration.

8. The clamp according to claim 1, further comprising a mounting table (300);

the body (200) is arranged on the mounting table (300) and is detachably connected with the mounting table (300).

9. The clamp according to claim 8, characterized in that the side wall of the body (200) is provided with a connecting groove (240);

and a pressing plate is arranged on the mounting table (300) and connected with the connecting groove (240).

10. A sanding apparatus comprising a clamp as claimed in any one of claims 1 to 9.