Plate rust removal device for crane production

Abstract

The utility model provides a plate rust removal device for crane production. The plate rust removal device comprises a rust removal box. According to the plate rust removal device for crane production, a second roller conveyor can be driven to descend through driving of a second hydraulic cylinder, and meanwhile, plates with residual rust can be conveyed to a third roller conveyor through reverse driving of the second roller conveyor; the second roller conveyor is driven to ascend and reset through reverse driving of the second hydraulic cylinder, the first roller conveyor is driven to descend through driving of the first hydraulic cylinder, and then the plates can be conveyed to the lower rollers under driving of the third roller conveyor; at the moment, a first roller conveyor can be driven to reset through reverse driving of a first hydraulic cylinder, meanwhile, the plate can be conveyed to the inner side of the rust removal box through a lower roller to be ground and derusted again, and in the process, conveying of the plate cannot be interfered; by the adoption of the structure, the derusting device can conveniently conduct repeated polishing operation on plates.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plate rust removal, and specifically discloses a plate rust removal device for crane production. BACKGROUND

[0002] Chinese patent application number CN202021115572.1 discloses a rust removal device for plate raw materials in the production process of a crane; the rust removal device comprises a rust removal box, fixed frames on both sides of the upper end inside the rust removal box, a maintenance mechanism, multiple sets of rust removal mechanisms, a dust collection mechanism and a conveying mechanism; the rust removal mechanism comprises a rust removal roller hydraulic lifting rod, a rust removal roller and an iron brush; by setting the rust removal mechanism that can adjust the lifting, the distance between the upper and lower rust removal mechanisms can be adjusted according to the thickness of the rust removal material, and the rust removal on both sides at the same time is realized, thereby improving the work efficiency; by installing the dust collection mechanism on one side after the work of the rust removal mechanism is completed, the rust and dust inside the rust removal box can be quickly and effectively treated; by setting the maintenance device, the rust-removed material is sprayed with a steel rust inhibitor for maintenance; the utility model has the advantages of simple structure, convenient operation and wide promotion.

[0003] The rust removal device described above has the following problems in the process of rust removal operation on the plate: since the plate is continuously conveyed, once it is found that the rust on the surface of the plate is not completely removed and needs to be polished and rusted again at the rear end, the plate removed from the inside of the rust removal box will interfere with the plate on the conveying belt, affecting the conveying of the plate, and making it inconvenient for the rust removal device to repeatedly polish the plate. UTILITY MODEL CONTENTS

[0004] In view of the above defects or deficiencies in the prior art, the present application aims to provide a plate rust removal device for crane production, which comprises a rust removal box, material receiving rollers and feeding rollers installed on both sides of the rust removal box, and first and second fixed frames located on both sides of the rust removal box, a first hydraulic cylinder is fixedly sleeved in the inside of the first fixed frame, a first fixed plate is fixedly sleeved on the outside of the bottom end of the first hydraulic cylinder, a first roller conveyor is fixedly installed on the top of the first fixed plate, a first limiting mechanism is fixedly installed on the outside of the first fixed frame, upper and lower rollers are installed on the inside of the first roller conveyor, and the upper and lower rollers are respectively driven by independent motors, a second hydraulic cylinder is fixedly sleeved in the inside of the second fixed frame, a second fixed plate is fixedly sleeved on the outside of the bottom end of the second hydraulic cylinder, a second roller conveyor is fixedly installed on the top of the second fixed plate, a second limiting mechanism is fixedly installed on the outside of the second fixed frame, and a third roller conveyor is arranged between the first and second fixed frames and located below the rust removal box.

[0005] Preferably, the first limiting mechanism comprises a first mounting plate fixedly mounted outside the first fixed frame, a third hydraulic cylinder fixedly sleeved inside the middle part of the first mounting plate, and first limiting plates equidistantly sleeved inside the first mounting plate, the outer side of the first limiting plates being provided with a first push plate fixedly sleeved outside one end of the third hydraulic cylinder.

[0006] Preferably, the second limiting mechanism comprises a second mounting plate fixedly mounted outside the second fixed frame, a fourth hydraulic cylinder fixedly sleeved inside the middle part of the second mounting plate, and first limiting plates equidistantly sleeved inside the second mounting plate, the outer side of the first limiting plates being provided with a first push plate fixedly sleeved outside one end of the fourth hydraulic cylinder.

[0007] Preferably, the third roller conveyor is fixedly provided with a first photoelectric sensor and a second photoelectric sensor on the side close to the feeding roller. Advantageous effects

[0008] 1、the crane production plate rust removal device, through the drive of the second hydraulic cylinder can drive the second roller conveyor to descend, at the same time through the reverse drive of the second roller conveyor can the plate with rust traces is transported to the third roller conveyor, and through the reverse drive of the second hydraulic cylinder drives the second roller conveyor to ascend reset and through the drive of the first hydraulic cylinder drives the first roller conveyor to descend, in turn under the drive of the third roller conveyor can the plate is transported to the lower roller, at this time through the reverse drive of the first hydraulic cylinder can drive the first roller conveyor to reset at the same time can through the lower roller the plate is transported to the inside of the rust removal box again polish rust, in this process will not interfere with the plate transport, using this structure makes the rust removal device is convenient for repeatedly polishing work to the plate.

[0009] 2、the crane production plate rust removal device, through the drive of the third hydraulic cylinder can drive the first push plate to move at the same time the first limiting plate is displaced to the lower side of the first fixed plate, in turn through the first limiting plate to the first roller conveyor is supported, prevent the first roller conveyor automatically descend, and through the drive of the fourth hydraulic cylinder can drive the first push plate to move at the same time the first limiting plate is displaced to the lower side of the second roller conveyor, in turn through the first limiting plate to the second roller conveyor is supported, prevent the first roller conveyor automatically descend. BRIEF DESCRIPTION OF DRAWINGS

[0010] Other characteristics, objects and advantages of the present application will become more apparent from the following detailed description of non-restrictive embodiments, made with reference to the attached drawings:

[0011] Figure 1 is a structural schematic view of the utility model;

[0012] Figure 2 It is the schematic view of the first roller conveyor of the utility model;

[0013] Figure 3 It is the schematic view of the bottom of the first roller conveyor of the utility model;

[0014] Figure 4 It is the schematic view of the second roller conveyor of the utility model;

[0015] Figure 5 It is the schematic view of the bottom of the second roller conveyor of the utility model;

[0016] Figure 6 It is the schematic view of the bottom of the second roller conveyor of the utility model; Figure 1 It is the enlarged schematic view of the structure at A in the utility model;

[0017] Figure 7 It is the schematic view of the first station of the board reverse transfer of the utility model structure;

[0018] Figure 8 It is the schematic view of the second station of the board reverse transfer of the utility model structure.

[0019] In the drawing: 1, rust removal box; 2, material receiving roller; 3, feeding roller; 4, first fixing frame; 5, second fixing frame; 6, first hydraulic cylinder; 7, first fixed plate; 8, first roller conveyor; 9, first limiting mechanism; 91, first mounting plate; 92, third hydraulic cylinder; 93, first limiting plate; 94, first push plate; 10, upper roller; 11, lower roller; 12, second hydraulic cylinder; 13, second fixed plate; 14, second roller conveyor; 15, second limiting mechanism; 151, second mounting plate; 152, fourth hydraulic cylinder; 153, first limiting plate; 154, first push plate; 16, third roller conveyor; 17, first photoelectric sensor; 18, second photoelectric sensor. DETAILED DESCRIPTION

[0020] The application will be further described in detail below in conjunction with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the related utility model, and not to limit the utility model. In addition, it should be noted that, in order to facilitate the description, only the parts related to the utility model are shown in the drawings.

[0021] The drawings in the embodiments of the utility model: different kinds of section lines in the drawing are not marked according to the national standard, and the material of the element is not required, which is to distinguish the sectional view of the element in the drawing.

[0022] Please refer to Figures 1-8The utility model provides a kind of plate derusting device for crane production, including derusting box 1, material receiving roller 2 and feeding roller 3 being installed on both sides of derusting box 1 and first fixed frame 4 and second fixed frame 5 located on both sides of derusting box 1, the inside fixed sleeve of first fixed frame 4 is equipped with first hydraulic cylinder 6, the outside fixed sleeve of first hydraulic cylinder 6 bottom end is equipped with first fixed plate 7, the top of first fixed plate 7 is fixedly installed with first roller conveyor 8, the outside of first fixed frame 4 is fixedly installed with first limiting mechanism 9, the inside of first roller conveyor 8 is installed with upper roller 10 and lower roller 11 distributed upwards and downwards, and upper roller 10 and lower roller 11 are driven by independent motor respectively, the inside fixed sleeve of second fixed frame 5 is equipped with second hydraulic cylinder 12, the outside fixed sleeve of second hydraulic cylinder 12 bottom end is equipped with second fixed plate 13, the top of second fixed plate 13 is fixedly installed with second roller conveyor 14, the outside of second fixed frame 5 is fixedly installed with second limiting mechanism 15, and third roller conveyor 16 is arranged between first fixed frame 4 and second fixed frame 5 below derusting box 1.

[0023] Wherein, first limiting mechanism 9 includes first mounting plate 91 fixedly installed in the outside of first fixed frame 4, the inside fixed sleeve of first mounting plate 91 middle part is equipped with third hydraulic cylinder 92, and the inside sleeve of first mounting plate 91 is equipped with first limiting plate 93 distributed at equal intervals, the outside of first limiting plate 93 is provided with first push plate 94 fixedly sleeved in the outside of one end of third hydraulic cylinder 92, by the drive of third hydraulic cylinder 92, first limiting plate 93 can be moved by first push plate 94, and the limiting of first fixed plate 7 is released, so as to drive first roller conveyor 8 to descend under the drive of first hydraulic cylinder 6.

[0024] Wherein, second limiting mechanism 15 includes second mounting plate 151 fixedly installed in the outside of second fixed frame 5, the inside fixed sleeve of second mounting plate 151 middle part is equipped with fourth hydraulic cylinder 152, and the inside sleeve of second mounting plate 151 is equipped with first limiting plate 153 distributed at equal intervals, the outside of first limiting plate 153 is provided with first push plate 154 fixedly sleeved in the outside of one end of fourth hydraulic cylinder 152, by the drive of fourth hydraulic cylinder 152, first limiting plate 153 can be moved by first push plate 154, and the limiting of second fixed plate 13 is released, so as to drive second roller conveyor 14 to descend under the drive of second hydraulic cylinder 12.

[0025] The first photoelectric sensor 17 and the second photoelectric sensor 18 are fixedly installed on one side of the third roller conveyor 16 close to the feeding roller 3, the first photoelectric sensor 17 can detect the plate conveyed to the third roller conveyor 16 and control the third roller conveyor 16 to be closed at the same time, and the second hydraulic cylinder 12 is started to drive the second roller conveyor 14 to be lifted and reset, so that the plate with rust residues can be temporarily stored on the third roller conveyor 16, when the second photoelectric sensor 18 detects the first roller conveyor 8, the rust removal device can control the lower roller 11 and the third roller conveyor 16 to be driven, so as to convey the plate to the lower roller 11, at this time, the first hydraulic cylinder 6 is started to drive the first roller conveyor 8 to be lifted, and at the same time, the plate on the lower roller 11 can be transferred to the inside of the rust removal box 1.

[0026] When the plate needs to be repeatedly polished, the fourth hydraulic cylinder 152 is started, the first limiting plate 153 is driven to move by the fourth hydraulic cylinder 152 at the same time, the second fixed plate 13 is released, the second hydraulic cylinder 12 is started to drive the second roller conveyor 14 to be lowered, the plate with rust residues is conveyed to the third roller conveyor 16 under the drive of the third roller conveyor 16 by the reverse drive of the second roller conveyor 14, when the first photoelectric sensor 17 detects the plate, the third roller conveyor 16 is closed, the second hydraulic cylinder 12 is started to drive the second roller conveyor 14 to be lifted and reset, when the second roller conveyor 14 rises to the highest point, the fourth hydraulic cylinder 152 is started to drive the first limiting plate 153 to be reset in reverse, and then the second hydraulic cylinder 12 is closed, the third hydraulic cylinder 92 is started to drive the first limiting plate 93 to move at the same time, and the first fixed plate 7 is released, the first hydraulic cylinder 6 is started to drive the first roller conveyor 8 to be lowered, when the second photoelectric sensor 18 detects the first roller conveyor 8, the lower roller 11 and the third roller conveyor 16 are started, the plate is conveyed to the lower roller 11 under the reverse drive of the lower roller 11 by the drive of the third roller conveyor 16, when the first photoelectric sensor 17 cannot detect the plate, the lower roller 11 and the third roller conveyor 16 are closed, the first hydraulic cylinder 6 is started to drive the first roller conveyor 8 to rise to the highest point, the lower roller 11 and the third hydraulic cylinder 92 are started, the plate is conveyed to the inside of the rust removal box 1 for polishing work by the drive of the lower roller 11, the first limiting plate 93 is reset by the drive of the third hydraulic cylinder 92, and then the first hydraulic cylinder 6 is closed, at this time, the first roller conveyor 8 is lowered under the action of its own gravity, when the first limiting plate 93 contacts the first fixed plate 7, the first roller conveyor 8 stops descending, when the plate conveyed to the inside of the rust removal box 1 is polished, the plate on the upper roller 10 can be conveyed to the inside of the rust removal box 1 for polishing work by the drive of the upper roller 10, the contents not described in detail in the description belong to the existing technology known to the person skilled in the art.

[0027] It should be noted that the embodiments and features of the embodiments in the present application can be combined with each other in the case of no conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0028] The above description is merely the preferred embodiments of the present application and the explanation of the technical principles applied. It should be understood by those skilled in the art that the utility model scope involved in the present application is not limited to the technical solutions formed by the specific combinations of the above technical features, and should also cover other technical solutions formed by the combinations of the above technical features or equivalent features without departing from the utility model concept. For example, the technical solutions formed by the mutual replacement of the above features and the technical features disclosed in the present application (but not limited to) having similar functions.

Claims

1. A plate rust removal device for crane production, comprising a rust removal box (1), a receiving roller (2) and a feeding roller (3) installed on both sides of the rust removal box (1), and a first fixed frame (4) and a second fixed frame (5) located on both sides of the rust removal box (1), characterized in that: The inside of the first fixed frame (4) is fixedly sleeved with a first hydraulic cylinder (6), the outside of the bottom end of the first hydraulic cylinder (6) is fixedly sleeved with a first fixed plate (7), the top of the first fixed plate (7) is fixedly installed with a first roller conveyor (8), the outside of the first fixed frame (4) is fixedly installed with a first limiting mechanism (9), the inside of the first roller conveyor (8) is installed with upper rollers (10) and lower rollers (11) which are distributed in an up-down mode, and the upper rollers (10) and the lower rollers (11) are respectively driven by independent motors, the inside of the second fixed frame (5) is fixedly sleeved with a second hydraulic cylinder (12), the outside of the bottom end of the second hydraulic cylinder (12) is fixedly sleeved with a second fixed plate (13), the top of the second fixed plate (13) is fixedly installed with a second roller conveyor (14), the outside of the second fixed frame (5) is fixedly installed with a second limiting mechanism (15), and the first fixed frame (4) and the second fixed frame (5) are provided with a third roller conveyor (16) which is located below the rust removal box (1).

2. A plate rust removal device for a crane production according to claim 1, characterized in that: The first limiting mechanism (9) comprises a first mounting plate (91) which is fixedly installed outside the first fixed frame (4), the inside of the middle portion of the first mounting plate (91) is fixedly sleeved with a third hydraulic cylinder (92), and the inside of the first mounting plate (91) is sleeved with first limiting plates (153) which are distributed at equal intervals, and the outside of the first limiting plates (153) is provided with first push plates (154) which are fixedly sleeved outside one end of the third hydraulic cylinder (92).

3. A plate rust removal device for a crane production according to claim 1, characterized in that: The second limiting mechanism (15) comprises a second mounting plate (151) which is fixedly installed outside the second fixed frame (5), the inside of the middle portion of the second mounting plate (151) is fixedly sleeved with a fourth hydraulic cylinder (152), and the inside of the second mounting plate (151) is sleeved with first limiting plates (153) which are distributed at equal intervals, and the outside of the first limiting plates (153) is provided with first push plates (154) which are fixedly sleeved outside one end of the fourth hydraulic cylinder (152).

4. The plate rust removal device for crane production according to claim 1, characterized in that: The side of the third roller conveyor (16) which is close to the feeding roller (3) is fixedly installed with a first photoelectric sensor (17) and a second photoelectric sensor (18).

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