CN111496655A

CN111496655A - Polisher for paint on surface of steel structural part

Info

Publication number: CN111496655A
Application number: CN202010505792.3A
Authority: CN
Inventors: 王军正; 马志远; 徐鸿书; 徐国良; 宫建; 于平平
Original assignee: Qingdao Port International Co ltd Gangji Branch; Qingdao Port International Co Ltd
Current assignee: Qingdao Port Equipment Manufacturing Co., Ltd; Qingdao Port International Co Ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-08-07

Abstract

The invention provides a grinding machine for paint on the surface of a steel structural member, which comprises a grinding machine body; the pushing and pulling piece is connected with the grinding machine body, and an operating handle is arranged on the pushing and pulling piece; the polishing element is elastic, can deform when compressed, is arranged at the bottom of the polishing machine body and is used for polishing a material to be polished; the driving device is in transmission connection with the grinding element and is used for driving the grinding element to rotate; and the walking element is arranged at the bottom of the grinding machine body and used for driving the grinding machine body to move and walk. The invention solves the problems of high labor intensity and low polishing efficiency of manual polishing adopted for painting and polishing the surface of the steel structural member in the prior art.

Description

Polisher for paint on surface of steel structural part

Technical Field

The invention relates to the technical field of polishing equipment, in particular to an improvement of a polishing machine structure for paint on the surface of a steel structural member.

Background

In the process of steel structural member construction welding, paint coating is carried out on a steel plate of a welding member, the welding effect can be influenced due to the paint effect in the structural member welding process, so that the welding position of the structural member needs to be polished before welding for ensuring the welding quality of the structural member, the welding can be carried out after the paint is ground out and the metallic luster is exposed, and the welding quality is ensured.

The traditional processing mode is that the manual work adopts hand-held type polisher, and the personnel adopt the formula of squatting to carry out the operation of polishing with holding the polisher. The labor intensity of people is big, the efficiency of polishing is low, and operational environment is abominable in the operation process.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

Aiming at the problems of high labor intensity and low polishing efficiency of manual polishing adopted for polishing the paint on the surface of the steel structural member in the prior art, the invention provides a novel polishing machine for polishing the paint on the surface of the steel structural member, which can be used for polishing the paint on the surface of the steel structural member by pushing the polishing machine to move forwards and polishing through a polishing element, is simple and convenient to operate, reduces the polishing labor intensity and improves the polishing efficiency.

In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:

the invention provides a grinding machine for paint on the surface of a steel structural member, which comprises a grinding machine body;

the pushing and pulling piece is connected with the grinding machine body, and an operating handle is arranged on the pushing and pulling piece;

the polishing element is elastic, can deform when compressed, is arranged at the bottom of the polishing machine body and is used for polishing a material to be polished;

the driving device is in transmission connection with the grinding element and is used for driving the grinding element to rotate;

and the walking element is arranged at the bottom of the grinding machine body and used for driving the grinding machine body to move and walk.

Furthermore, the polishing machine further comprises a polishing adjusting component used for adjusting the polishing degree of the polishing element, the polishing adjusting component and the walking element are respectively arranged at two ends of the polishing machine body, and the polishing element is arranged in the middle of the polishing machine body.

Furthermore, the adjusting part of polishing is including the adjusting part subassembly and the adjusting part who is connected with the adjusting part subassembly, the adjusting part subassembly is connected including wheel seat and rotation the regulating wheel on the wheel seat, the adjusting part is including fixed connection adjusting screw and the adjusting nut on the organism of polishing, the wheel seat cover is established adjusting screw is last twist on the adjusting screw of wheel seat both sides and be used for right wheel seat position locking is fixed adjusting nut.

Furthermore, the grinding element is a steel wire grinding wheel, the centers of the steel wire grinding wheel, the adjusting wheel and the walking element are collinear, and the distance from the center of the steel wire grinding wheel to the upper surface of the steel structural member to be ground is greater than the distance from the center of the adjusting wheel to the upper surface of the steel structural member to be ground.

Furthermore, the push-pull piece is arranged at one end of the grinding machine body and is obliquely arranged on the grinding machine body.

Furthermore, a counterweight component is arranged on the grinding machine body at one end opposite to the push-pull piece.

Furthermore, a control switch for controlling the driving device to be switched on and off is further arranged on the operating handle, the control switch is electrically connected with the driving device, a wiring cavity for wiring is formed in the push-pull piece, the control switch is connected with the driving device through an electric wire, and the electric wire is located in the wiring cavity.

Further, push away and draw the piece with still be connected with first strengthening rib and the second strengthening rib that is used for playing the reinforcing effect between the organism of polishing, first strengthening rib slope sets up on the organism of polishing and with organism fixed connection polishes, the second strengthening rib is connected first strengthening rib with push away and draw the piece to form triangle-shaped support body with both.

Furthermore, an assembly cavity is formed in the polishing machine body, the driving device is assembled in the assembly cavity and comprises a transmission shaft, and the driving device is fixedly connected with the polishing element through the transmission shaft.

Furthermore, a shielding cover is arranged above the grinding element, and the shape of the shielding cover is matched with that of the grinding element.

Compared with the prior art, the invention has the advantages and positive effects that:

when the polisher for the paint on the surface of the steel structural part is used, the operating handle can be pushed by hands, force is applied to the push-pull part, the force is applied to the polishing machine body through the push-pull part, the whole polisher is driven to move forwards through the action of the walking element, the driving device is started to drive the polishing element to rotate when the polisher moves forwards, the paint on the surface of the steel structural part is continuously polished through the polishing element, the polisher is not needed to be manually polished when being used, the automatic polishing of the paint on the surface of the steel structural part can be realized only by pushing the polisher forwards, the labor intensity is reduced, and the polishing efficiency is improved.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

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

FIG. 1 is a schematic structural diagram of a grinding machine for painting the surface of a steel structural member according to an embodiment of the present invention;

FIG. 2 is a structural schematic diagram of a grinding state corresponding to a grinding machine for paint on the surface of a steel structural member in an embodiment of the invention when the grinding degree is heavy;

FIG. 3 is a structural schematic diagram of a grinding state corresponding to a grinding machine for paint on the surface of a steel structural member in the embodiment of the invention when the grinding degree is light;

fig. 4 is a schematic structural diagram of a grinding adjustment assembly of the grinding machine for painting the surface of the steel structural member in the embodiment of the invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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 of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element 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.

The invention provides a grinding machine for paint on the surface of a steel structural part, which is abbreviated as follows in the embodiment for convenience of description: a sander comprises a sander body 100.

The push-pull member 200 is connected to the polishing machine body 100, the push-pull member 200 is provided with an operating handle 210, preferably, the push-pull member 200 in this embodiment is a push-pull rod made of a rigid material, and is obliquely arranged on the polishing machine body 100 and arranged at one end of the polishing machine body 100, the operating handle 210 is arranged at an end of the push-pull member, the operating handle 210 may be a grasping rod arranged perpendicular to the push-pull rod, 2 grasping rods are arranged, and the two perpendicular push-pull rods are arranged and connected to two sides of the push-pull rod respectively, when a worker uses the polishing machine, the worker can hold the grasping rod by hand to apply a pushing force to the push-pull rod and the polishing machine body 100, and the application of the force can be facilitated through the arrangement of the.

The polishing element 300, which is elastic and can deform when compressed, is disposed at the bottom of the polishing machine body 100, and is used for polishing a material to be polished, preferably, the polishing element 300 in the embodiment is a steel wire polishing wheel, which has elasticity and can deform and be compressed when being pressed. The grinding element 300 is a wire grinding wheel.

The driving device 400 is in transmission connection with the grinding element 300 and is used for driving the grinding element 300 to rotate;

walking element 500 sets up the bottom of machine body 100 of polishing for drive machine body 100 of polishing and remove the walking, walking wheel can be selected to walking element 500, assembles in machine body 100's bottom of polishing, can polish machine body 100 relatively and rotate, and when the user promoted the push-pull rod manually, the accessible was walked and is driven machine body 100 of polishing and remove.

In order to realize the adjustment and control of the polishing degree, the present embodiment further includes a polishing adjustment component 600 for adjusting the polishing degree of the polishing element 300, the polishing adjustment component 600 and the walking element 500 are respectively disposed at two ends of the polishing machine body 100, and the polishing element 300 is disposed at the middle position of the polishing machine body 100.

Specifically, the grinding adjustment component 600 in this embodiment includes an adjustment wheel 612 assembly 610 and an adjustment assembly connected to the adjustment wheel 612 assembly 610, where the adjustment wheel 612 assembly 610 includes a wheel seat 611 and an adjustment wheel 612 rotatably connected to the wheel seat 611, the adjustment assembly includes an adjustment screw 621 and an adjustment nut 622 fixedly connected to the grinding machine body 100, the wheel seat 611 is sleeved on the adjustment screw 621, and the adjustment screw 621 on two sides of the wheel seat 611 is screwed with the adjustment nut 622 for locking and fixing the position of the wheel seat 611. When the adjusting wheel 612 is used, the adjusting nut 622 can be loosened to release the locking and fixing of the adjusting wheel 612, then the adjusting wheel 612 is moved upwards or downwards along the adjusting screw 621, and when the adjusting wheel 612 is moved to a proper position, the adjusting nuts 622 on two sides of the adjusting wheel 612 can be locked and fixed, namely, the position of the adjusting wheel 612 in the height direction can be adjusted.

When the polishing machine is used, the driving device 400 can be opened, the driving device 400 is operated to drive the polishing element 300 fixedly connected with the driving device to rotate, paint on the surface of the steel structural part at the position where the polishing element is contacted with the polishing element is polished, and when the polishing machine is used, the push-pull piece 200 is pushed by the operating handle 210 to drive the polishing machine body 100 to move forwards or backwards so as to drive the polishing element 300 to move forwards or backwards synchronously with the polishing element, so that the paint on the surface of the steel structural part at different positions is polished.

When the whole grinding machine is placed on the surface of a steel structural part to be ground, the gravity of the grinding machine body 100 can be applied to the adjusting wheel 612 and the shape traveling wheel, and because the centers of the steel wire grinding wheel, the adjusting wheel 612 and the shape traveling wheel are collinear when the grinding machine body is arranged, the distance from the center of the steel wire grinding wheel to the steel structural part to be ground is greater than the distance from the center of the adjusting wheel 612 to the steel structural part to be ground. When the adjusting wheel 612 and the shape traveling wheel are placed on a steel structural member to be polished, the adjusting wheel 612 and the shape traveling wheel are both in contact with the steel structural member, meanwhile, the steel wire polishing wheel is also in contact with the steel structural member correspondingly and is compressed by the steel structural member, the acting force of the steel structural member acting on the steel wire polishing wheel and the acting force of the steel wire polishing wheel acting on the steel structural member are the same in size and opposite in direction, and when the driving device 400 rotates, the steel wire polishing wheel is matched with the pressing force acting on the steel structural member through rotation to polish paint on the surface of the steel structural member.

When the grinding degree needs to be adjusted, the height of the adjusting wheel 612 can be correspondingly adjusted, if the adjusting wheel 612 moves upwards, the height of the adjusting wheel 612 becomes low relatively, at the moment, the front end is high, the rear end is low, because the adjusting wheel 612 and the profile traveling wheel still need to be in contact with the ground, the pressing force of the steel wire grinding wheel on the steel structural member is increased due to the height reduction of the adjusting wheel 612, and meanwhile, the pressing force of the steel wire grinding wheel on the steel structural member is also increased, so that the grinding degree of the steel structural member is heavy.

If when moving regulating wheel 612 downwards, then can make the regulating wheel 612 highly uprise, at this moment, the front end is lower, and the rear end is higher, and the steel construction spare application pressure that the steel wire was polished on taking turns diminishes, and what correspond, the effort that the steel wire was polished on taking turns to the steel construction spare also diminishes, and then makes the steel wire polishing wheel to the polishing degree lightness of steel construction spare.

The adjustment control of the polishing degree of the steel structural member is realized by adjusting and controlling the height of the adjusting wheel 612.

Since the worker is at the end of the push-pull member 200 when using the sander and the end applying the acting force is at the end of the sander, in order to prevent the end opposite to the push-pull member 200 from tilting and losing balance due to the large difference between the acting forces at the two ends of the sander body 100, a counterweight member 700 is disposed on the sander body 100 at the end opposite to the push-pull member 200, and the configuration member can be a configuration block correspondingly for implementing a balance function.

Further, a control switch 800 for controlling the driving device 400 to be switched is further disposed on the operating handle 210, a routing cavity for routing is formed in the push-pull member 200, the control switch 800 is connected with the driving device 400 through an electric wire, and the electric wire is located in the routing cavity. When the polishing device is used, the driving device 400 can be connected with a power supply, then the control switch 800 is turned on, the driving device 400 is controlled to be started, the driving device 400 starts to operate, the polishing element 300 connected with the driving device is driven to start to rotate, and the polishing element 300 starts to work to remove paint on the surface of the steel structural part.

For strengthening the intensity of connecting between push-and-pull rod and the machine body of polishing 100 and fixing push-and-pull piece 200 with still be connected with first strengthening rib 910 and the second strengthening rib 920 that is used for playing the reinforcing effect between the machine body of polishing 100, first strengthening rib 910 slope sets up on the machine body of polishing 100 and with machine body of polishing 100 fixed connection, second strengthening rib 920 is connected first strengthening rib 910 with push-and-pull piece 200 to form the triangle-shaped support body with both, form the triangle-shaped support body structure through first strengthening rib 910, second strengthening rib 920 and push-and-pull piece 200 cooperation, can make the cooperation of being connected between whole push-and-pull rod and the machine body of polishing more firm and stable, strengthened the intensity of whole polisher.

An assembly cavity is further formed in the polishing machine body 100, the driving device 400 is assembled in the assembly cavity, preferably, the assembly cavity is transversely arranged on the polishing base body, the driving device 400 comprises a transmission shaft, and the driving device 400 is fixedly connected with the polishing element 300 through the transmission shaft.

Preferably, the driving device 400 in this embodiment is a driving motor, which is fixedly connected to the polishing element 300 through a transmission shaft, and can drive the polishing element 300 to rotate when rotating.

In order to prevent the paint on the surface of the steel structure from splashing after being polished during polishing, and the polishing dust from splashing onto workers, in this embodiment, a shielding cover 930 is further disposed above the polishing element 300, and the shape of the shielding cover 930 is adapted to the shape of the polishing element 300, so that the polishing dust sprayed out can be better shielded. Preferably, the shield cover 930 is an arc-shaped shield cover 930 that can be disposed along the circumference of the grinding element 300, and the arc-shaped shield cover 930 is located above the grinding element 300 and disposed along the circumference of the grinding element 300. Preferably, the arc shaped shield cover 930 in this embodiment should be at least 1/3 of the circumference of the round grinding wheel to ensure that it has sufficient area to shield the grinding element 300.

When the polisher provided by the invention is used, the operating handle 210 can be pushed by a human hand, a force is applied to the push-pull member 200, the force is applied to the polishing machine body 100 through the push-pull member 200, the whole polisher is driven to move forwards through the action of the walking element 500, the driving device 400 is started to drive the polishing element 300 to rotate when the polisher moves forwards, and paint on the surface of a steel structural member is continuously polished through the polishing element 300.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A grinding machine for paint on the surface of a steel structural part comprises a grinding machine body;

the polishing element is elastic, can deform when compressed, is arranged at the bottom of the polishing machine body and is used for polishing paint on the surface of the steel structural part;

2. The sander for painting on a steel structure surface according to claim 1, further comprising a sanding adjustment member for adjusting a sanding degree of a sanding element, wherein the sanding adjustment member and the traveling element are respectively provided at both ends of the sander body, and the sanding element is provided at an intermediate position of the sander body.

3. The grinding machine for paint on the surface of the steel structural member according to claim 1, wherein the grinding adjustment component comprises an adjustment wheel assembly and an adjustment assembly connected with the adjustment wheel assembly, the adjustment wheel assembly comprises a wheel seat and an adjustment wheel rotatably connected to the wheel seat, the adjustment assembly comprises an adjustment screw and an adjustment nut connected to the grinding machine body, the wheel seat is sleeved on the adjustment screw, and the adjustment nuts for locking and fixing the position of the wheel seat are screwed on the adjustment screws on two sides of the wheel seat.

4. The grinding machine for painting the surface of the steel structural member according to claim 3, wherein the grinding element is a wire grinding wheel, the centers of the wire grinding wheel, the adjusting wheel and the traveling element are collinear, and the distance from the center of the wire grinding wheel to the upper surface of the steel structural member to be ground is greater than the distance from the center of the adjusting wheel to the upper surface of the steel structural member to be ground.

5. The sander for painting a steel structure surface according to claim 1, wherein said push-pull member is provided at one end of said sander body and is obliquely provided on said sander body.

6. A sander for painting a steel structural member surface according to claim 1, wherein a weight member is provided on the sander body at an end opposite to said push-pull member.

7. The sander for paint on the surface of a steel structural member according to claim 1, wherein a control switch for controlling the switch of the driving device is further disposed on the operating handle, a wiring cavity for wiring is formed in the push-pull member, the control switch is connected with the driving device through an electric wire, and the electric wire is located in the wiring cavity.

8. The sander for painting on the surface of a steel structural member according to claim 1, wherein a first reinforcing rib and a second reinforcing rib for reinforcing are further connected between the push-pull member and the sander body, the first reinforcing rib is obliquely arranged on the sander body and is fixedly connected with the sander body, and the second reinforcing rib is connected with the first reinforcing rib and the push-pull member and forms a triangular frame body with the first reinforcing rib and the push-pull member.

9. A sander for painting a steel structure surface according to claim 1, wherein a mounting cavity is further formed in said sander body, said drive means is mounted in said mounting cavity, said drive means comprises a drive shaft, and said drive means is fixedly connected to said sanding element through said drive shaft.

10. A sander for painting a steel structural member surface according to claim 1, wherein a shielding cover is provided above said sanding element, the shielding cover having a shape adapted to the shape of the sanding element.