Circular track type hydraulic drive sliding shoe device

Abstract

The utility model relates to the field of heavy-load sliding and moving equipment, and discloses an annular rail type hydraulic driving sliding shoe device which comprises a sliding shoe body, a bearing rotating shaft structure, a guide structure, an oil cylinder driving unit and a hydraulic pump station. The two guide structures are arranged at the two ends of the sliding shoe body correspondingly, and the guide structures make contact with the annular sliding rail. The bearing rotating shaft structure is arranged on the upper portion of the sliding shoe body in a sleeved mode in a rotating shaft mode, the oil cylinder driving units are arranged on the two sides of the sliding shoe body and attached to the inner walls of the two sides of the annular sliding rail respectively, and the hydraulic pump station provides power for the oil cylinder driving units. Compared with conventional sliding equipment in the prior art, the sliding device is more compact in structure, not only suitable for straight sliding rails, but also capable of meeting the requirements of annular rails and even various special-shaped curves in circular arc transition. And meanwhile, intermittent sliding is changed into continuous sliding, and the operation efficiency and operation safety of equipment are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to heavy load sliding mobile equipment field, more specifically, the utility model relates to a ring rail type hydraulic drive sliding shoe device. BACKGROUND

[0002] The conventional sliding mobile equipment usually adopts the form of oil cylinder and moves discontinuously, and the driving oil cylinder can be pushed again after clamping, and there is reverse impact when changing from the static state to the sliding state, and this impact brings negative damage to the sliding track. At the same time, when driving the heavy sliding mobile equipment, the inertia force of the discontinuous movement of the sliding mobile equipment affects the oil cylinder and its oil circuit pump station system, and also causes instantaneous oil pressure impact, and frequent periodic oil pressure impact is not conducive to the hydraulic elements and sealing effect. At the same time, the oil cylinder drive occupies part of the track, which is not conducive to the overall arrangement of the heavy load sliding mobile equipment, and is only suitable for the case of straight track. SUMMARY

[0003] In order to overcome the shortcomings of the prior art, the utility model provides a ring rail type hydraulic drive sliding shoe device, which has the advantages of more accurate operation.

[0004] In order to achieve the above purpose, the utility model provides the following technical scheme: a ring rail type hydraulic drive sliding shoe device, comprising: a sliding shoe body, a bearing shaft structure, a guide structure, an oil cylinder driving unit and a hydraulic pump station, the sliding shoe body is arranged in a ring-shaped sliding rail; the guide structure is provided with two groups, which are arranged at both ends of the sliding shoe body respectively, and the guide structure is in contact with the ring-shaped sliding rail; the bearing shaft structure is in the form of a shaft and is sleeved on the upper part of the sliding shoe body, the oil cylinder driving unit is arranged on both sides of the sliding shoe body and is in close contact with the inner walls of both sides of the ring-shaped sliding rail respectively, and the oil cylinder driving unit is powered by the hydraulic pump station.

[0005] As a preferred technical scheme of the utility model, the ring-shaped sliding rail is divided into several arc-shaped structures according to the size requirements, and the arc-shaped structures are spliced into a ring to form the ring-shaped sliding rail.

[0006] As a preferred technical scheme of the utility model, the ring-shaped sliding rail is provided with a friction-reducing plate, the sliding shoe body is made of high-strength steel, the bottom of the sliding shoe body is wrapped with a stainless steel plate, and a balance beam is arranged on the upper part of the sliding shoe body.

[0007] As a preferred technical scheme of the utility model, the guide structure is installed on both sides of the sliding shoe body by bolts, and a wear-resistant strip or a guide wheel is arranged on the side where the guide structure is in contact with the ring-shaped sliding rail.

[0008] As a preferred technical scheme of the utility model, the annular slide rail is provided with a π-shaped support, oil cylinder driving units on both sides of the slide shoe body alternately clamp the π-shaped support of the annular slide rail and alternately stretch and shrink to realize driving.

[0009] As a preferred technical scheme of the utility model, the oil cylinder driving unit comprises a clamping oil cylinder, a pushing oil cylinder, a front mounting hinge shaft and a rear mounting hinge shaft, the front mounting hinge shaft comprises a hinge base and a front hinge shaft, the hinge base is fixedly connected with the slide shoe body, the front hinge shaft is mounted in the hinge base and connected with the pushing oil cylinder, and the output end of the pushing oil cylinder is connected with the clamping oil cylinder through the rear mounting hinge shaft.

[0010] Compared with the prior art, the utility model has the advantages that the hydraulic driving unit is arranged on both sides of the slide shoe and does not occupy the track space, so that compact design is facilitated, the hydraulic driving unit alternately drives the slide shoe to slide and can realize continuous sliding of the slide shoe, the slide shoe is provided with guiding structures at the front and rear sides, so that the slide shoe can slide along the predetermined track, the slide shoe is compact in design and can be applied to annular slide rails and curve slide rails with arc transition through reasonable design. BRIEF DESCRIPTION OF DRAWINGS

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

[0012] Figure 2 It is a side view of the utility model;

[0013] Figure 3 It is a plan view of the slide shoe body of the utility model;

[0014] Figure 4 It is a partial schematic view of the annular slide rail of the utility model;

[0015] Figure 5 It is a structural schematic view of the oil cylinder driving unit of the utility model;

[0016] In the drawing: 1, annular slide rail; 2, slide shoe body; 3, bearing shaft structure; 4, guiding structure; 5, oil cylinder driving unit; 51, clamping oil cylinder; 52, pushing oil cylinder; 53, front mounting hinge shaft; 54, rear mounting hinge shaft; 6, hydraulic pump station. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0018] For example, Figures 1 to 5As shown, the utility model provides a kind of ring rail type hydraulic drive sliding shoe device, including: sliding shoe body 2, bearing shaft structure 3, guide structure 4, oil cylinder drive unit 5 and hydraulic pump station 6, the sliding shoe body 2 is arranged in annular slide rail 1;The guide structure 4 is provided with two groups, is respectively arranged in the both ends of sliding shoe body 2, the guide structure 4 and annular slide rail 1 are mutually contacted;The bearing shaft structure 3 is in the form of rotating shaft and is sleeved in the upper portion of sliding shoe body 2, the oil cylinder drive unit 5 is arranged in the both sides of sliding shoe body 2, respectively with the both sides inner wall of annular slide rail 1 mutually adhere, the oil cylinder drive unit 5 is powered by hydraulic pump station 6.

[0019] Sliding shoe body 2 slides in annular slide rail 1, and the laying foundation of annular slide rail 1 needs to meet the bearing requirement;The bearing shaft structure 3 is in the form of rotating shaft and is sleeved on sliding shoe body 2, and the bearing shaft structure 3 only bears the pressure from the upper structure in principle, to facilitate dismounting, the bearing shaft structure 3 can also bear its own gravity when designing, the bearing shaft structure 3 facilitates the micro-rotation of sliding shoe body 2 in the sliding process, and also facilitates the adaptation of sliding shoe body 2 to various installation angles;The guide structure 4 is installed at the front and rear ends of sliding shoe body 2, to provide guidance for the sliding of sliding shoe body 2, and bear the running impact, and the guide structure 4 is a replaceable part;The oil cylinder drive unit 5 is installed on the both sides of sliding shoe body 2, a total of 2 sets, to alternately clamp and stretch the oil cylinder, to drive sliding shoe body 2 to slide forward, the force of the extension and retraction of the oil cylinder is different, and the extension direction is usually the same as the sliding direction of sliding shoe body 2;The hydraulic pump station 6 provides driving and control for the oil cylinder drive unit 5, and when multiple sliding shoes need to be configured, the coordinated movement between the sliding shoes can be controlled by the same hydraulic pump station 6.The rotation function of sliding shoe body 2 can make the design of sliding shoe body 2 uniform, and can meet the tracks of various arc transitions.

[0020] Wherein, annular slide rail 1 is divided into arc structure according to size requirement, and several groups of arc structures are spliced into a ring to form annular slide rail 1.

[0021] Wherein, the antifriction plate is arranged in annular slide rail 1, the sliding shoe body 2 is made of high-strength steel, the bottom of the sliding shoe body 2 is wrapped with stainless steel plate, and a balance beam is arranged on the upper portion of the sliding shoe body 2.

[0022] The stainless steel plate at the bottom of the sliding shoe body 2 is used in cooperation with the antifriction plate, so as to reduce the friction force in operation. The carrying capacity of the sliding shoe body 2 is limited, and the balance beam is configured to meet the carrying demand of the upper heavy load equipment.

[0023] Wherein, the guide structure 4 is installed on the both sides of the sliding shoe body 2 through bolts, and wear-resistant strips or guide wheels are arranged on the side where the guide structure 4 is connected with annular slide rail 1.

[0024] The wear-resistant strips or guide wheels are arranged to reduce the friction force in operation.

[0025] Wherein, the π type support is arranged on the ring slide rail 1, the oil cylinder driving unit 5 on both sides of the sliding shoe body 2 alternately clamps the π type support of the ring slide rail 1, and alternately expands and contracts to realize driving.

[0026] Wherein, the oil cylinder driving unit 5 includes clamping oil cylinder 51, pushing oil cylinder 52, front mounting hinge shaft 53, rear mounting hinge shaft 54, the front mounting hinge shaft 53 includes hinge seat and front hinge shaft, wherein the hinge seat is fixedly connected with the sliding shoe body 2, the front hinge shaft is installed in the hinge seat, and is connected with the pushing oil cylinder 52, the output end of the pushing oil cylinder 52 is connected with the clamping oil cylinder 51 through the rear mounting hinge shaft 54.

[0027] The clamping oil cylinder 51 can be clamped on the π type support of the ring slide rail 1, and serves as the force supporting point of the pushing oil cylinder 52. Only when the clamping oil cylinder 51 is clamped, the pushing oil cylinder 52 can be controlled to extend; similarly, only when the clamping oil cylinder 51 is completely released, the pushing oil cylinder 52 can be controlled to retract. The front mounting hinge shaft 53 includes hinge seat mounting and hinge shaft assembly, and the rear mounting hinge shaft 54 only includes hinge shaft assembly. The pushing oil cylinder 52 is in the form of single lug plate in front and back.

[0028] When the sliding shoe slides, first, the clamping oil cylinder 51 on one side clamps the π type support of the ring slide rail 1, the corresponding pushing oil cylinder 52 extends, and the sliding shoe body 2 is pushed to move forward; at the same time, the clamping oil cylinder 51 on the other side is in a relaxed state, and the corresponding pushing oil cylinder 52 retracts, driving the clamping oil cylinder 51 forward.

[0029] After the clamping oil cylinder 51 is in place, the clamping oil cylinder 51 clamps the π type support of the ring slide rail 1, the corresponding pushing oil cylinder 52 extends, and the sliding shoe body 2 is pushed to move forward; at the same time, the clamping oil cylinder 51 in the original clamping state is released, the corresponding pushing oil cylinder 52 retracts, and the clamping oil cylinder 51 is driven forward.

[0030] As described above, the sliding shoe can be continuously pushed forward by alternately reciprocating. By continuously optimizing hydraulic control, intermittent sliding can become more smooth.

[0031] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising" or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or apparatus that includes a list of elements does not only include those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article or apparatus.

[0032] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A ring rail hydraulic drive shoe apparatus, characterized by, Including: the sliding shoe body (2), the bearing pivot structure (3), the guide structure (4), the oil cylinder drive unit (5) and the hydraulic pump station (6), the sliding shoe body (2) is arranged in annular slide rail (1);The guide structure (4) is provided with two groups, is arranged at the both ends of sliding shoe body (2) respectively, the guide structure (4) and annular slide rail (1) are mutually contacted;The bearing pivot structure (3) is in the form of pivot and is sleeved in the upper portion of sliding shoe body (2), the oil cylinder drive unit (5) is arranged at the both sides of sliding shoe body (2), and is mutually adhered with the both sides inner wall of annular slide rail (1) respectively, the oil cylinder drive unit (5) is powered by the hydraulic pump station (6).

2. A ring rail hydraulic drive shoe apparatus as claimed in claim 1, wherein: The annular slide rail (1) is divided into arc structures according to size requirements, and the arc structures are spliced into a ring to form the annular slide rail (1).

3. A ring rail hydraulic drive shoe apparatus as claimed in claim 1, wherein: The annular slide rail (1) is provided with a friction-reducing plate, the sliding shoe body (2) is made of high-strength steel, and the bottom of the sliding shoe body (2) is wrapped with a stainless steel plate, and a balance beam is arranged on the upper portion of the sliding shoe body (2).

4. A ring rail hydraulic drive shoe apparatus as claimed in claim 1, wherein: The guide structure (4) is installed on the both sides of the sliding shoe body (2) by bolts, and a wear-resistant strip or a guide wheel is arranged on the side of the guide structure (4) that is in contact with the annular slide rail (1).

5. A ring rail hydraulic drive shoe apparatus as claimed in claim 1, wherein: The annular slide rail (1) is provided with a π-shaped support, and the oil cylinder drive units (5) on the both sides of the sliding shoe body (2) alternately clamp the π-shaped support of the annular slide rail (1) and alternately stretch and retract to realize driving.

6. A ring rail hydraulic drive shoe apparatus as claimed in claim 1, wherein: The oil cylinder drive unit (5) includes a clamping oil cylinder (51), a pushing oil cylinder (52), a front mounting hinge shaft (53) and a rear mounting hinge shaft (54). The front mounting hinge shaft (53) includes a hinge seat and a front hinge shaft, wherein the hinge seat is fixedly connected with the sliding shoe body (2), the front hinge shaft is installed in the hinge seat and connected with the pushing oil cylinder (52). The output end of the pushing oil cylinder (52) is connected with the clamping oil cylinder (51) through the rear mounting hinge shaft (54).

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