Auxiliary tool for leveling installation of oil cylinder seat

By designing auxiliary tooling for leveling cylinder seat installation, and utilizing the combination of support frame and support components, efficient installation by a single person was achieved, solving the problem of multi-person collaborative operation in aerial work platforms, and improving installation accuracy and welding quality.

CN224586910UActive Publication Date: 2026-08-04ZOOMLION INTELLIGENT ACCESS MASCH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZOOMLION INTELLIGENT ACCESS MASCH CO LTD
Filing Date
2025-09-04
Publication Date
2026-08-04

AI Technical Summary

Technical Problem

The installation of the leveling cylinder seat for the final section of the aerial work platform requires multiple people to work together, resulting in high labor intensity, low production efficiency, low positioning accuracy, and a lack of suitable auxiliary tools.

Method used

An auxiliary tooling for installing a leveling cylinder seat is provided, including a support frame, a sliding member, and a support assembly. The support assembly includes a positioning slot and a top support. The support frame is slidable, and the support assembly can accurately position and support the cylinder seat, making it fit tightly against the inner wall of the cylinder.

Benefits of technology

This technology enables a single person to complete the installation of the cylinder base, improving installation efficiency and quality, ensuring riveting accuracy and welding quality, and reducing manpower requirements and labor intensity.

✦ Generated by Eureka AI based on patent content.

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Abstract

This application relates to the field of leveling devices and discloses an auxiliary tooling for installing a leveling cylinder seat. The tooling is used to install the leveling cylinder seat into the boom's cylinder body and includes a support frame, a sliding member, and a support assembly. The sliding member is connected to the support frame and allows the support frame to slide within the cylinder body. The support assembly is connected to the support frame and includes a positioning slot and a top support. The positioning slot is used to place the leveling cylinder seat, and the top support extends into the leveling cylinder seat and supports it relative to the cylinder body, ensuring the leveling cylinder seat fits snugly against the inner wall of the cylinder body. This significantly improves installation efficiency and quality, eliminates the need for multiple people, greatly reduces manpower requirements and labor intensity, and improves riveting accuracy, ensuring reliable connections.
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Description

Technical Field

[0001] This application belongs to the field of leveling devices, and specifically relates to an auxiliary tooling for installing a leveling cylinder seat. Background Technology

[0002] The leveling device of the final boom section of an aerial work platform is a key component for maintaining the platform's level and ensuring safety. The leveling cylinder seat needs to be precisely installed inside the boom section's cylinder body using a riveting process. The leveling cylinder seat is characterized by its large weight, limited installation space, and high positioning accuracy requirements. The traditional installation method involves placing one side of the housing on its side, manually positioning and riveting the leveling cylinder seat, and then welding the other side of the housing. This traditional installation method often requires flipping the boom and cylinder seat, resulting in a multi-person collaborative riveting and installation process that is labor-intensive, inefficient, and lacks positioning accuracy.

[0003] There are no suitable auxiliary tools for riveting the boom leveling cylinder seat of the last section of the aerial work platform. The installation, positioning and riveting work requires multiple people to work together, which is labor-intensive, inefficient and difficult to guarantee. Utility Model Content

[0004] In view of at least one of the above-mentioned defects or deficiencies in the prior art, this application provides an auxiliary tooling for leveling cylinder seat installation, which improves installation efficiency and quality, and allows a single person to complete the entire installation process.

[0005] To achieve the above objectives, this application provides an auxiliary tooling for installing a leveling cylinder seat, used to install the leveling cylinder seat into the boom's cylinder body, comprising: Support frame; A sliding member is connected to the support frame, and the sliding member is used to enable the support frame to slide within the cylinder; A support assembly is connected to the support frame. The support assembly includes a positioning slot and a top support. The positioning slot is used to place the leveling cylinder seat, and the top support is used to extend into the leveling cylinder seat and support the leveling cylinder seat relative to the cylinder body, so that the leveling cylinder seat fits against the inner wall of the cylinder body.

[0006] In some embodiments, the support component includes: A support plate is connected to the support frame, and the support plate has a second snap-fit ​​groove and a first snap-fit ​​groove for snapping the top support member; The upright plate is snapped into the second snap-fit ​​groove, and the upright plate has a positioning slot.

[0007] In some embodiments, the support plate includes: Connecting rods are used to connect the support frame. The supporting part is provided with a first snap-fit ​​groove and a second snap-fit ​​groove, and the height of the first snap-fit ​​groove is higher than the height of the second snap-fit ​​groove. The supporting part is connected to the top of the connecting rod, so that the first snap-fit ​​groove and the second snap-fit ​​groove protrude from the supporting frame.

[0008] In some embodiments, the support portion is provided with two second snap-fit ​​grooves, which are disposed on both sides of the first snap-fit ​​groove and are respectively disposed at both ends of the axial direction of the support portion.

[0009] In some embodiments, the axial length of the upright plate is adapted to the width of the leveling cylinder seat, and the positioning grooves are provided at both ends of the upright plate along its axial direction.

[0010] In some embodiments, the support assembly includes two support plates, which are respectively connected to both ends of the support frame in the width direction, and a reinforcing rod is also connected between the two support plates.

[0011] In some embodiments, the support member is a hydraulic jack; And / or, The shape of the first snap-fit ​​groove is adapted to the shape of the top support member.

[0012] In some embodiments, the support frame includes two side plates and multiple connecting plates, with each end of the connecting plate corresponding to one of the two side plates, and the multiple connecting plates are spaced apart along the length of the side plates.

[0013] In some embodiments, the lengths of the plurality of connecting plates are gradually reduced along the length direction of the side plates, such that the distance between two side plates gradually decreases in its length direction.

[0014] In some embodiments, a plurality of sliding members are provided on both side plates, and the plurality of sliding members are spaced apart along the length direction of the side plates.

[0015] Through the above technical solution, the support frame is elongated and serves as the basic skeleton, providing overall stability and rigid support. The sliding component is directly connected to the support frame, allowing the entire fixture to smoothly extend into and adjust its position within the cylinder. The support assembly, fixed to the support frame, includes a positioning slot for precisely placing the leveling cylinder seat and an operable top support. The positioning slot directly supports and initially positions the cylinder seat, while the top support, driven manually or mechanically, pushes against the interior of the cylinder seat, pushing it outward during installation to ensure a tight fit between its outer surface and the inner wall of the cylinder. After inserting the entire fixture into the cylinder, the sliding component allows for fine-tuning of its position, enabling users to easily place the cylinder seat, fix the top support, and perform subsequent riveting operations. The overall structure is compact and efficient.

[0016] Other features and advantages of the embodiments of this application will be described in detail in the following detailed description section. Attached Figure Description

[0017] The accompanying drawings are provided to further illustrate the embodiments of this application and form part of the specification. They are used together with the following detailed description to explain the embodiments of this application, but do not constitute a limitation on the embodiments of this application. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without any inventive effort. In the drawings: Figure 1 This is a structural diagram of the auxiliary tooling of this utility model; Figure 2 This is a structural diagram of the support frame and support components in this utility model; Figure 3 This is a side view of the support frame and support assembly of this utility model without the upright plate and top support. Figure 4 This is a schematic diagram illustrating the use of the auxiliary tooling of this utility model.

[0018] Explanation of reference numerals in the attached figures Detailed Implementation

[0019] The specific embodiments of this application will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for illustration and explanation only and are not intended to limit this application.

[0020] The present application will now be described in detail with reference to the accompanying drawings and exemplary embodiments.

[0021] like Figure 1As shown, this application provides an auxiliary tooling for installing a leveling cylinder seat 2, which is used to install the leveling cylinder seat 2 into the cylinder 3 of the boom. It includes a support frame 11, a sliding member 12, and a support assembly 13. The sliding member 12 is connected to the support frame 11 and is used to allow the support frame 11 to slide within the cylinder 3. The support assembly 13 is connected to the support frame 11 and includes a positioning slot 1331 and a top support member 131. The positioning slot 1331 is used to place the leveling cylinder seat 2, and the top support member 131 is used to extend into the leveling cylinder seat 2 and support the leveling cylinder seat 2 relative to the cylinder 3, so that the leveling cylinder seat 2 fits against the inner wall of the cylinder 3.

[0022] The support frame 11 is elongated and serves as the basic skeleton, providing overall stability and rigid support. The sliding member 12 is directly connected to the support frame 11, allowing the entire fixture to smoothly extend into and adjust its position within the cylinder 3. The support assembly 13 is fixed to the support frame 11 and includes a positioning slot 1331 for placing the leveling cylinder seat 2 and an operable top support 131. The positioning slot 1331 can directly support the cylinder seat and initially position it, while the top support 131 is driven manually or mechanically to press against the inside of the cylinder seat, pushing the cylinder seat outward during installation to ensure its outer surface fits tightly against the inner wall of the cylinder 3. After inserting the entire fixture into the cylinder 3, the position can be finely adjusted using the sliding member 12. Users can easily complete the placement of the cylinder seat, the top support fixation, and subsequent riveting operations. The overall structure is compact and efficient.

[0023] The auxiliary tooling 1 for installing the leveling cylinder seat provided in this application significantly improves installation efficiency and quality, allowing a single person to complete the entire process from pushing and fine-tuning to riveting without the need for multiple people, greatly reducing manpower requirements and labor intensity, while shortening installation time. Specifically, the cooperation between the sliding part 12 and the support frame 11 ensures precise alignment of the mounting holes on the leveling cylinder seat 2 and the cylinder 3, avoiding errors caused by positional offsets in traditional methods, thereby improving riveting accuracy and ensuring connection reliability. In addition, the top support 131 allows the cylinder seat to fully fit against the side plate 111 of the cylinder 3 during installation, eliminating uneven gaps. This not only provides a flat contact surface for subsequent welding and reduces stress concentration, but also significantly improves welding quality, ensuring a firm and reliable connection. While ensuring installation accuracy, it significantly improves work efficiency and equipment reliability.

[0024] In some implementations, refer to Figure 1 and Figure 2The support assembly 13 includes a support plate 132 and a vertical plate 133. The support plate 132 is connected to the support frame 11 and has a second snap-fit ​​groove 1322 and a first snap-fit ​​groove 1321 for snapping the top support member 131. The vertical plate 133 is snapped into the second snap-fit ​​groove 1322 and has a positioning groove 1331. The support plate 132 is directly connected to the support frame 11, and its top is provided with a first snap-fit ​​groove 1321 and a second snap-fit ​​groove 1322. The first snap-fit ​​groove 1321 is used to fix the retractable top support member 131, while the second snap-fit ​​groove 1322 is used to vertically snap the vertical plate 133. The vertical plate 133 is rigidly connected to the support plate 132 through the second snap-fit ​​groove 1322, and its upper end is designed with a positioning groove 1331 for directly supporting the leveling cylinder seat 2. During assembly, the upright plate 133 can be adjusted in position along the second snap-fit ​​groove 1322, while the top support 131 is quickly installed at the designated position on the support plate 132 via the first snap-fit ​​groove 1321. This split structure allows the support assembly 13 to be adjustable and replaceable while ensuring overall rigidity. The upright plate 133 is quickly positioned and fixed via the second snap-fit ​​groove 1322, and in conjunction with the first snap-fit ​​groove 1321 on the support plate 132, the top support 131 can precisely abut against the inside of the cylinder seat, driving its outer wall to fit tightly against the inner side of the cylinder 3, completely eliminating assembly gaps.

[0025] In some implementations, such as Figure 3As shown, the support plate 132 includes a connecting rod 1323 and a bearing portion 1324. The connecting rod 1323 is used to connect to the support frame 11. The bearing portion 1324 is provided with a first snap-fit ​​groove 1321 and a second snap-fit ​​groove 1322, and the height of the first snap-fit ​​groove 1321 is higher than the height of the second snap-fit ​​groove 1322. The bearing portion 1324 is connected to the top of the connecting rod 1323, so that the first snap-fit ​​groove 1321 and the second snap-fit ​​groove 1322 protrude from the support frame 11. Specifically, the support plate 132 includes two parallel connecting rods 1323, and the bearing portion 1324 is connected between the two connecting rods 1323, so that the connecting rods 1323, the bearing portion 1324 and the support frame are hollowed out to form a weight-reducing space and reduce the overall weight of the auxiliary tooling 1. The connecting rod 1323 serves as a support base, its lower end rigidly connected to the support frame 11, bearing the main structural load. The load-bearing part 1324 is vertically fixed to the top of the connecting rod 1323, forming a stable working platform. The top of the load-bearing part 1324 is provided with a first locking groove 1321 and a second locking groove 1322. The first locking groove 1321 is located on the higher plane and is used to fix the mounting base of the top support 131; the second locking groove 1322 is located on the lower plane and is specifically designed to engage the bottom of the upright plate 133. The height difference between the two grooves creates a staggered installation space. The bearing part 1324 is connected to the top of the connecting rod 1323, so that the positions of the first locking groove 1321 and the second locking groove 1322 are higher than the support frame 11. At the same time, the top support 131 and the upright plate 133 with the positioning groove 1331 are respectively locked into the first locking groove 1321 and the second locking groove 1322. During assembly, the upright plate 133 is vertically positioned through the second locking groove 1322, and the leveling cylinder seat 2 is placed on the positioning groove 1331, so that the height of the leveling cylinder seat 2 is higher than the support frame 11, avoiding interference between the lower part of the leveling cylinder seat 2 and the support frame 11. The top support 131 is installed on a higher plane through the first locking groove 1321. The position of the top support 131 is higher than the position of the upright plate 133, which makes it convenient for the top support 131 to extend out of the interior of the leveling cylinder seat 2 and support the leveling cylinder seat 2.

[0026] In some embodiments, the bearing portion 1324 is provided with two second clamping grooves 1322, which are respectively arranged at the two axial ends of the bearing portion 1324. The centrally arranged first clamping groove 1321 serves as the high-position installation point of the top support member 131, and two second clamping grooves 1322 are opened on both sides of it, located at the left and right ends of the bearing portion 1324 respectively. The two second clamping grooves 1322 and the first clamping groove 1321 form a "pin" shaped spatial relationship, and the depth and width of each groove body are precisely matched with the bottom of the vertical plate 133. When the two vertical plates 133 are respectively vertically inserted into the second clamping grooves 1322 on both sides, the positioning clamping grooves 1331 at their tops are exactly at the same horizontal plane, while the top support member 131 installed in the first clamping groove 1321 extends out from the central high position between the double vertical plates 133. At the same time, the two vertical plates 133 can stably support the leveling oil cylinder seat 2, and the top support member 131 can extend into the interior of the leveling oil cylinder seat 2. The design of the two second clamping grooves 1322 significantly improves the rigidity and operation error tolerance of the auxiliary tooling 1 system. The two vertical plates 133 form a stable two-way support frame through end clamping, avoiding the instability of single-sided support.

[0027] In some embodiments, the axial length of the vertical plate 133 is adapted to the width of the leveling oil cylinder seat 2. Positioning clamping grooves 1331 are arranged at both axial ends of the vertical plate 133 to ensure that the vertical plate 133 can completely cover the support area of the leveling oil cylinder seat 2. The positioning clamping grooves 1331 are directly arranged at the edges of both axial ends of the vertical plate 133 to form a symmetric supporting structure. When the oil cylinder seat is placed on the vertical plate 133, the left and right side edges thereof are exactly embedded in the positioning clamping grooves 1331 at both ends. The positioning clamping grooves 1331 at both axial ends form a double-reference limiting system, enabling the width direction of the oil cylinder seat to be automatically aligned with the length direction of the vertical plate 133. For single-person operation, only by pushing the leveling oil cylinder seat 2 into the clamping groove can automatic alignment be achieved, shortening the installation time.

[0028] In some embodiments, the support assembly 13 includes two support plates 132, which are respectively connected to both ends of the support frame 11 in the width direction, and a reinforcing rod 134 is also connected between the two support plates 132. The support assembly 13 adopts a symmetric design, with a support plate 132 installed at each end of the support frame 11 in the width direction to form a two-point support structure. Each support plate 132 is rigidly connected to the support frame 11 through a connecting rod 1323, and clamping grooves are configured on its bearing portion 1324 as required; the two vertical plates 133 are respectively clamped in the second clamping grooves 1322 of the corresponding support plates 132, making the positioning clamping grooves 1331 at the tops of the vertical plates 133 form parallel alignment. A reinforcing rod 134 is added between the two support plates 132, and both ends of the reinforcing rod 134 can be fixedly connected to the side walls of the connecting rods 1323 of the support plates 132 through bolts or pins to construct a stable truss structure between the double support plates 132.

[0029] In some embodiments, the top support 131 is a hydraulic jack, and / or the shape of the first locking groove 1321 is adapted to the shape of the top support 131. In actual use, a hydraulic jack can be selected as the top support 131, and the outer surface of the hydraulic jack is an arc-shaped curved surface; correspondingly, the first locking groove 1321 on the support plate 132 is designed as a matching arc-shaped groove, with the radius of curvature precisely matching the outer contour of the jack. The hydraulic jack is placed laterally in the first locking groove 1321 on the two support plates 132. As an active force-applying element, the cylindrical base of the hydraulic jack achieves three-dimensional locking through the arc-shaped first locking groove 1321. The curved contour of the first locking groove 1321 forms a wrapping fit with the outer wall of the jack, and the groove depth is designed to be a wrapping angle greater than the radius of the jack, so that the jack cannot slip laterally. Similarly, the top support 131 can also be other devices capable of providing support.

[0030] In some embodiments, the support frame 11 includes two side plates 111 and multiple connecting plates 112. The two ends of each connecting plate 112 are respectively connected to the two side plates 111, and the multiple connecting plates 112 are spaced apart along the length of the side plates 111. The two side plates 111 serve as the main load-bearing skeleton. The multiple connecting plates 112 are horizontally welded or bolted between the side plates 111, which enhances the support strength of the support frame 11 and also evenly distributes the load to the two side plates 111, avoiding stress concentration. The connecting plates 112 can be arranged differently according to the stress requirements. Connecting plates 112 near the support component 13 can be densely arranged. The number and position of the connecting plates 112 can also be flexibly adjusted according to the size of the cylinder 3. For a long and narrow cylinder 3, the connecting plates 112 in the middle can be denser to prevent flutter, while for a short and thick cylinder 3, the number of connecting plates 112 can be reduced to lighten its weight. When the worker pushes in the tooling, the grid gaps formed by the multiple connecting plates 112 facilitate observation of the internal alignment. The overall structure optimizes self-weight while ensuring rigidity, enabling a single operator to easily control the tooling to complete long-stroke pushing and fine-tuning operations.

[0031] In some embodiments, the lengths of multiple connecting plates 112 gradually decrease along the length direction of the side plates 111, so that the distance between the two side plates 111 gradually decreases in its length direction. Specifically, the support frame 11 can adopt a gradient frame design, with multiple connecting plates 112 installed between the two side plates 111 according to a gradient in length. The shorter connecting plates 112 are concentrated in the front section of the frame, and the connecting plates 112 with progressively increasing lengths extend towards the rear section of the frame, forming a structure that is narrow at the front and wide at the back, or the opposite arrangement can form a converging shape that is wide at the front and narrow at the back. The length difference causes the two side plates 111 to present a stepped spacing change in the longitudinal direction. The overall structure can adapt to the morphology of the inner cavity of the cylinder 3. The structural dimensions of the two ends of the support frame 11 are different to match the installation requirements of different boom sections. This intelligent matching feature allows single-person operation without changing tooling midway, and one tooling can complete the installation of multiple boom sections. Moreover, the narrow-spacing design at the front section enhances the rigidity of the frame push-in end and avoids interference with the inlet of the cylinder 3; the wide-spacing structure at the rear section expands the operating space of the support component 13, making it easier for workers to observe and adjust the position of the cylinder seat.

[0032] In some embodiments, multiple sliding elements 12 are provided on both side plates 111, and the multiple sliding elements 12 are spaced apart along the length direction of the side plates 111. Specifically, the sliding elements 12 can be low-friction pulleys, and their mounting bases are fixed to the side of the side plates 111 by bolts. The sliding surface of each group of sliding elements 12 is strictly parallel to the axial direction of the side plates 111. In the length direction of each side plate 111, multiple sliding elements 12 are arranged at equal or variable intervals; at the same time, sliding elements 12 are symmetrically arranged on both sides of the width direction of a single side plate 111, so that the support frame 11 always maintains a horizontal posture during the pushing process, effectively counteracting the torsional torque caused by unilateral friction, preventing the angular displacement of the leveling cylinder seat 2, and ensuring that the positioning slot 1331 of the support assembly 13 is accurately aligned with the mounting hole. This guiding structure not only ensures the smooth pushing of heavy tooling, but also avoids the burden of repeated manual position correction from the root.

[0033] During use, such as Figure 4As shown, the hydraulic jack is placed in the first locking groove 1321, ensuring that the hydraulic jack is completely in contact with the first locking groove 1321 to prevent slippage; then, the leveling cylinder seat 2 is stably placed on the positioning groove 1331 of the support component 13, with the bottom of the leveling cylinder seat 2 in direct contact with the positioning groove 1331 on the top of the support component 13 to ensure initial positioning accuracy; the assembled auxiliary tooling 1 is pushed in along the axis of the cylinder 3, ensuring that the sliding part 12 is in stable contact with the bottom plate of the cylinder 3 to prevent tilting, and then the auxiliary tooling 1 is gradually and gently pushed into the cylinder 3. When the leveling cylinder seat 2 is close to the installation position, it is repeatedly fine-tuned by moving the sliding part 12 until the coaxiality of the leveling cylinder seat 2 and the machined hole of the cylinder 3 meets the requirements. Then, the hydraulic jack is started to apply an outward expansion force to the leveling cylinder seat 2 so that it is completely in contact with the inner wall of the cylinder 3. Then, while maintaining the pressure of the jack, the riveting is completed according to the process requirements. After the riveting is completed, the pressure of the hydraulic jack is slowly released. After confirming that the leveling cylinder seat 2 has no displacement, the hydraulic jack is closed and locked. The auxiliary tooling 1 is pulled out smoothly in the opposite direction along the axis of the cylinder 3 to complete the operation. The entire process requires no multi-person collaboration; a single person can complete the pushing, fine-tuning, and riveting, reducing the need for multi-person collaboration, workload, and time, and improving work efficiency. Through the cooperation between the sliding part 12 and the support frame 11, the precise alignment of the leveling cylinder seat 2 and the mounting hole of the cylinder 3 is ensured, improving the riveting accuracy of the leveling cylinder seat 2. The hydraulic jack makes the leveling cylinder seat 2 and the side plate 111 of the cylinder 3 fit together completely, reducing uneven gaps and improving welding quality.

[0034] While ensuring the overall structural strength of the auxiliary tooling 1, high-strength aluminum alloy material can be used to reduce weight and labor intensity. Additionally, multiple weight-reducing holes 1111 are provided on the side plate 111 to further reduce the weight of the auxiliary tooling 1. The structural dimensions of the two ends of the auxiliary tooling 1 are different to match the installation requirements of different vehicle models. Multiple sets of sliding parts 12 are arranged at the bottom to facilitate the convenient movement of the leveling cylinder seat 2 within the cylinder 3, improving production efficiency. A special slot structure is provided at the top to hold a hydraulic jack, effectively preventing displacement or detachment of the cylinder seat during riveting and ensuring a tight fit between the cylinder seat and the inner wall of the cylinder 3, reducing uneven gaps during welding and improving welding quality. This utility model, through innovative modular design, successfully solves the problems of positioning, moving, and fixing the leveling cylinder seat 2 during installation, possessing good practicality and promotional value.

[0035] In the description of this application, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this application, "multiple" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0036] In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection, an electrical connection, or a connection that allows communication between components; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise expressly limited. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0037] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0038] Although embodiments of this application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting this application. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of this application.

Claims

1. An auxiliary tooling for leveling and installing a hydraulic cylinder seat, characterized in that, For installing the leveling cylinder seat (2) inside the boom cylinder (3), including: Support frame (11); A slider (12) is connected to the support frame (11), and the slider (12) is used to enable the support frame (11) to slide within the cylinder (3); A support assembly (13) is connected to the support frame (11). The support assembly (13) includes a positioning slot (1331) and a top support (131). The positioning slot (1331) is used to place the leveling cylinder seat (2). The top support (131) is used to extend into the leveling cylinder seat (2) and support the leveling cylinder seat (2) relative to the cylinder (3), so that the leveling cylinder seat (2) fits against the inner wall of the cylinder (3).

2. The auxiliary tooling for leveling cylinder seat installation according to claim 1, characterized in that, The support component (13) includes: A support plate (132) is connected to the support frame (11). The support plate (132) has a second snap-fit ​​groove (1322) and a first snap-fit ​​groove (1321) for snapping the top support (131). The upright plate (133) is snapped into the second snap-fit ​​groove (1322), and the upright plate (133) has a positioning groove (1331).

3. The auxiliary tooling for leveling the hydraulic cylinder seat according to claim 2, characterized in that, The support plate (132) includes: Connecting rod (1323) is used to connect the support frame (11); The support part (1324) is provided with a first snap-fit ​​groove (1321) and a second snap-fit ​​groove (1322), and the height of the first snap-fit ​​groove (1321) is higher than the height of the second snap-fit ​​groove (1322). The support part (1324) is connected to the top of the connecting rod (1323) to make the first snap-fit ​​groove (1321) and the second snap-fit ​​groove (1322) protrude from the support frame (11).

4. The auxiliary tooling for leveling the hydraulic cylinder seat according to claim 3, characterized in that, The bearing portion (1324) is provided with two second snap-fit ​​grooves (1322), which are respectively located at both ends of the bearing portion (1324).

5. The auxiliary tooling for leveling the hydraulic cylinder seat according to claim 2, characterized in that, The axial length of the vertical plate (133) is adapted to the width of the leveling cylinder seat (2), and the positioning slots (1331) are provided at both ends of the vertical plate (133) in the axial direction.

6. The auxiliary tooling for leveling the hydraulic cylinder seat according to claim 2, characterized in that, The support assembly (13) includes two support plates (132), which are respectively connected to the two ends of the support frame (11) in the width direction, and a reinforcing rod (134) is also connected between the two support plates (132).

7. The auxiliary tooling for leveling the hydraulic cylinder seat according to claim 2, characterized in that, The top support (131) is a hydraulic jack; And / or, The shape of the first snap-fit ​​groove (1321) is adapted to the shape of the top support (131).

8. The auxiliary tooling for leveling cylinder seat installation according to any one of claims 1 to 7, characterized in that, The support frame (11) includes two side plates (111) and multiple connecting plates (112). The two ends of the connecting plates (112) are respectively connected to the two side plates (111), and the multiple connecting plates (112) are spaced apart along the length direction of the side plates (111).

9. The auxiliary tooling for leveling cylinder seat installation according to claim 8, characterized in that, The lengths of the plurality of connecting plates (112) are gradually reduced along the length direction of the side plate (111), such that the distance between two side plates (111) gradually decreases in its length direction.

10. The auxiliary tooling for leveling cylinder seat installation according to claim 8, characterized in that, Both side plates (111) are provided with a plurality of sliding members (12), and the plurality of sliding members (12) are spaced apart along the length direction of the side plate (111).