Overturning, positioning and pressing device for bucket rod of mining movable arm

Abstract

The utility model discloses a mining movable arm bucket rod overturning, positioning and pressing device which comprises a base and a plurality of positioning assemblies, and the positioning assemblies limit parts on the base and enable the parts to form a movable arm. The positioning assembly comprises a positioning seat, a limiting frame, an overturning arm and a pressing unit, the positioning seat is fixed to the base, the limiting frame is arranged on the positioning seat, a hinge hole and a fixing hole are formed in the side wall of the limiting frame, a hinge pin is arranged on the hinge hole, the hinge pin penetrates through the overturning arm to limit the overturning arm to the limiting frame, the overturning arm overturns around the hinge pin, a plug pin is arranged on the fixing hole, and the pressing unit is arranged on the fixing hole. The bolt is used for locking the overturning arm on the limiting frame; the pressing unit is arranged at the end part of the overturning arm and is used for pressing the upper end part of the part; according to the overturning, positioning and pressing device for the mining movable arm bucket rod, the positioning base, the limiting frame, the overturning arm and the pressing unit are adopted, the upper ends of parts can be quickly positioned and pressed, the parts are pressed on the base, center positioning of the parts is achieved, alignment of the parts is guaranteed, and the welding efficiency and effect are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding positioning technology, concretely is a kind of mine excavator arm bucket rod overturning positioning and compacting device. BACKGROUND

[0002] In recent years, the development speed of excavator is faster, especially super large excavator has become an unstoppable development trend, excavator is driven by the hydraulic cylinder of oil cylinder when working, and the arm is bent to control the bucket, the cooperation of main hydraulic system and arm group is particularly important in this process, the production process of arm group needs to weld multiple parts, in order to maintain the stability during welding, welding tool is used to position and weld the parts welded, because the arm of super large excavator is larger than the size of previous small excavator, especially the height size, previous small excavator adopts vertical assembly welding positioning and welding, and the height size of arm of super large excavator is relatively high, vertical assembly welding positioning and welding is high-altitude operation, which has safety hazard, in order to solve this problem, horizontal assembly welding positioning and welding is adopted.

[0003] When horizontal assembly welding positioning and welding, upper end positioning is needed to ensure the position of each part, but the existing upper end positioning generally adopts manual auxiliary support to resist the bottom of each part, so as to realize center horizontal positioning, but each part needs manual leveling, which is time-consuming and laborious, and manual leveling error is large, which easily affects welding effect. UTILITY MODEL CONTENTS

[0004] To solve the defects of the prior art, the utility model provides a kind of mine excavator arm bucket rod overturning positioning and compacting device, can quickly position and compact the upper end of part, realize the center positioning of each part, ensure that each part is aligned, improve welding efficiency and effect.

[0005] To realize the above technical purpose, the utility model adopts the following technical scheme: a kind of mine excavator arm bucket rod overturning positioning and compacting device, including base and several positioning components, the positioning component limits part in base and makes part constitute arm;

[0006] The positioning component includes positioning seat, limiting frame, overturning arm and compacting unit, the positioning seat is fixed in base, the limiting frame is arranged in the positioning seat, the limiting frame side wall is equipped with hinge hole and fixed hole, the hinge hole is equipped with hinge pin, the hinge pin passes through overturning arm and limits overturning arm in limiting frame, the overturning arm is overturned around hinge pin, the fixed hole is equipped with bolt, and the bolt is used to lock overturning arm in limiting frame, the compacting unit is arranged in the end of overturning arm and is used to compact the upper end of part.

[0007] Preferably, the overturning arm includes overturning part, positioning plate and pressure plate, the positioning plate and pressure plate are both extended from limiting frame and fixed to overturning part, and the pressure plate is arranged above the positioning plate.

[0008] Preferably, a groove is arranged at the center of the limiting frame, and the overturning part is arranged in the groove.

[0009] Preferably, a rib plate is arranged between the positioning plate and the pressure plate.

[0010] Preferably, an ear is arranged above the positioning plate.

[0011] Preferably, the pressing unit comprises a locking screw and a fixing pin, the locking screw is vertically screwed to one end of the pressure plate relative to the overturning part, the positioning plate is provided with a through hole relative to one end of the overturning part, the fixing pin is slidingly fitted in the through hole, the bottom of the locking screw is provided with a ball head, the top of the fixing pin is provided with a limiting groove, and a cover plate is fixed on the fixing pin through a fixing bolt, and the cover plate is used to limit the ball head in the limiting groove.

[0012] Preferably, a reinforcing plate is arranged at the middle of the two sides of the limiting frame.

[0013] In conclusion, the present application has the following technical effects:

[0014] The mining excavator arm bucket rod overturning positioning and pressing device adopts the positioning seat, the limiting frame and the overturning arm, can quickly position and press the upper end of the parts, cooperates with the pressing unit, presses the parts on the base, realizes the center positioning of the parts, thereby ensures the alignment of the parts, and improves the welding efficiency and effect. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the mining excavator arm bucket rod overturning positioning and pressing device of the present application;

[0016] Figure 2 is a structural schematic view of the positioning assembly of the mining excavator arm bucket rod overturning positioning and pressing device of the present application;

[0017] Figure 3 is Figure 2 an enlarged view of A of the mining excavator arm bucket rod overturning positioning and pressing device of the present application;

[0018] DESCRIPTION OF THE DRAWINGS: 1, positioning assembly; 11, positioning seat; 12, limiting frame; 13, hinged hole; 14, reinforcing plate; 15, fixing hole; 16, positioning plate; 17, pressure plate; 18, rib plate; 19, ear; 20, locking screw; 21, ball head; 22, cover plate; 23, fixing bolt; 24, fixing pin; 25, limiting groove; 2, base; 3, part. DETAILED DESCRIPTION

[0019] The present application will be further described in detail below with reference to the drawings.

[0020] The specific embodiments are merely illustrative of the present application, and are not intended to limit the present application, and those skilled in the art can make modifications to the embodiments without creative contribution after reading the specification, as long as the modifications are within the scope of the claims of the present application.

[0021] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0023] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the internal communication or interaction relationship of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] In the present application, unless otherwise specifically defined and limited, the first feature "on" or "under" the second feature can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0025] Embodiment one:

[0026] As Figure 1 shown in the figure, a mining excavator boom bucket lever flip positioning and pressing device includes a base 2 and a plurality of positioning assemblies 1, the positioning assembly 1 defines a part 3 on the base 2 and makes the part 3 form a boom;

[0027] As Figure 2 shown in the figure, the positioning assembly 1 includes a positioning seat 11, a limiting frame 12, a flip arm and a pressing unit, the flip arm includes a flip part, a positioning plate 16 and a pressure plate 17, the positioning plate 16 and the pressure plate 17 are both extended from the limiting frame 12 and fixed on the flip part, the pressure plate 17 is arranged above the positioning plate 16, the positioning seat 11 is fixed on the base 2, the limiting frame 12 is arranged on the positioning seat 11, the side wall of the limiting frame 12 is provided with a hinge hole 13 and a fixed hole 15, the hinge hole 13 is provided with a hinge pin, the hinge pin passes through the flip part to limit the flip part in the limiting frame 12, the flip part flips around the hinge pin, the fixed hole 15 is provided with a latch, the latch is used to lock the flip part in the limiting frame 12, the pressing unit is arranged at the end of the flip arm and is used to press the upper end of the part 3.

[0028] The mining excavator boom bucket lever flip positioning and pressing device of the embodiment adopts the positioning seat 11, the limiting frame 12 and the flip arm, can quickly position and press the upper end of the part 3, and cooperates with the pressing unit to press the part 3 on the base 2, realizes the center positioning of each part 3, thereby ensuring the alignment of each part 3 and improving the welding efficiency and effect.

[0029] The pressing unit includes a locking screw 20 and a fixed pin 24, the locking screw 20 is vertically screwed on one end of the pressure plate 17 relative to the flip part, the positioning plate 16 is provided with a through hole relative to one end of the flip part, the fixed pin 24 is slidingly fitted in the through hole, the bottom of the locking screw 20 is provided with a ball head 21, the top of the fixed pin 24 is provided with a limiting groove 25, the top of the fixed pin 24 is fixed with a cover plate 22 through a fixed bolt 23, and the cover plate 22 is used to limit the ball head 21 in the limiting groove 25; the setting of the ball head 21 can make the locking screw 20 and the fixed pin 24 realize point contact, increase the pressing force, and the ball head 21 can reduce the friction between the locking screw 20 and the fixed pin 24, facilitating the tightening of the locking screw 20.

[0030] The limiting frame 12 is provided with a groove at the center, and the flip part is located in the groove; the setting of the groove can limit both sides of the flip part, prevent the flip part from tilting to both sides when flipping and locking, and further ensure the position degree of the pressing unit.

[0031] The positioning plate 16 and the pressure plate 17 are provided with a rib plate 18; the limiting frame 12 is provided with a reinforcing plate 14 at the middle of both sides; the setting of the rib plate 18 is used to strengthen the positioning plate 16 and the pressure plate 17, and the setting of the reinforcing plate 14 is used to strengthen the limiting frame 12.

[0032] The positioning plate 16 is provided with an ear 19; the size of the large-size movable arm is large, so the size and mass of the turnover arm are also large, and manual turnover is impossible, and the setting of the ear 19 can facilitate the turnover of the turnover arm.

[0033] Working principle: firstly, the turnover arm is turned over through the ear 19, the part 3 is pre-pressed, then the bolt is inserted into the fixed hole 15, the turnover arm is locked in the limiting frame 12, then the pressing unit is adjusted, the locking screw 20 is rotated, and the fixed pin 24 is completely pressed on the upper end surface of the part 3.

[0034] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in any form, and any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiment are within the scope of the technical scheme of the present application.

Claims

1. A mining excavating arm bucket lever flip positioning and compacting device, characterized by, The application relates to a positioning device for a movable arm, which comprises a base and a plurality of positioning assemblies, wherein the positioning assemblies define a part on the base and make the part constitute the movable arm. The positioning assembly comprises a positioning seat, a limiting frame, a turnover arm and a pressing unit, the positioning seat is fixed on the base, the limiting frame is arranged on the positioning seat, a hinge hole and a fixing hole are arranged on the side wall of the limiting frame, a hinge pin is arranged on the hinge hole, the turnover arm is defined on the limiting frame through the hinge pin, the turnover arm is turned around the hinge pin, a bolt is arranged on the fixing hole, and the bolt is used for locking the turnover arm on the limiting frame, and the pressing unit is arranged on the end of the turnover arm and is used for pressing the upper end of the part.

2. A mining excavating arm bucket rod overturning positioning and pressing device according to claim 1, characterized in that, The turnover arm comprises a turnover part, a positioning plate and a pressure plate, the positioning plate and the pressure plate are arranged on the limiting frame and are fixed on the turnover part, and the pressure plate is arranged above the positioning plate.

3. A mining excavating arm bucket rod overturning positioning and pressing device according to claim 2, characterized in that, A groove is arranged at the center of the limiting frame, and the turnover part is arranged in the groove.

4. A mining excavating arm bucket rod overturning positioning and pressing device according to claim 2, characterized in that, A rib plate is arranged between the positioning plate and the pressure plate.

5. A mining excavating arm bucket rod turning positioning and pressing device according to claim 2, characterized in that, A lifting lug is arranged above the positioning plate.

6. A mining excavating arm bucket rod overturning positioning and pressing device according to claim 2, characterized in that, The pressing unit comprises a locking screw and a fixing pin, the locking screw is vertically screwed on one end of the pressure plate relative to the turnover part, the positioning plate is provided with a through hole relative to one end of the turnover part, the fixing pin is slidingly fitted in the through hole, a ball head is arranged on the bottom of the locking screw, a limiting groove is arranged on the top of the fixing pin, a cover plate is fixed on the fixing pin through a fixing bolt, and the cover plate is used for defining the ball head in the limiting groove.

7. A mining excavating arm bucket rod overturning positioning and pressing device according to claim 1, characterized in that, Reinforcing plates are arranged on the middle of the two sides of the limiting frame.

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