A two-layer platform finger beam lock with multiple motion methods

Abstract

The present invention relates to a two-layer platform finger beam lock with multiple motion methods, comprising a shell, a placement groove is provided inside the shell, a push rod support seat is provided at the left end of the placement groove, a connecting rod support seat is provided in the middle of the placement groove, and a rotating shaft support seat is provided at the right end of the placement groove; an electric push rod is arranged on the push rod support seat, a connecting rod capable of linear motion is arranged in the connecting rod support seat, and a rotatable rotating shaft is arranged in the rotating shaft support seat; the piston part of the electric push rod is connected to the left end of the connecting rod; the connecting rod is hollow, and an inner pin is arranged on its inner wall; the left end of the rotating shaft is rotatably arranged in the connecting rod, and a spiral groove is arranged on the outer wall of the left end of the rotating shaft, and the inner pin is arranged in the spiral groove; the part of the rotating shaft located outside the right side of the rotating shaft support seat is arranged with a finger beam blocking rod, and a locking nut is arranged at the right end of the rotating shaft. The present invention can effectively solve the problems of high assembly requirements, high cost and poor stability of the existing finger beam lock.

Description

Technical Field

[0001] The invention relates to a two-layer platform finger beam lock with multiple motion methods. Background Art

[0002] Most finger beam locks currently available on the market are finger beam locks that use a rotating motor to drive a finger beam stopper to perform a rotational angle movement. Such finger beam locks have high assembly requirements, are relatively expensive overall, and have poor stability. Summary of the invention

[0003] The purpose of the present invention is to provide a two-layer platform finger beam lock with multiple movement methods, so as to solve the problems of high assembly requirements, high cost and poor stability of the existing finger beam locks.

[0004] The technical solution adopted by the present invention to solve its technical problems is: a two-layer platform finger beam lock with multiple motion methods, including a shell, a placement groove is opened on the inner side of the shell, a push rod support seat is arranged at the left end of the placement groove, a connecting rod support seat is arranged in the middle of the placement groove, and a rotating shaft support seat is arranged at the right end of the placement groove; an electric push rod is arranged on the push rod support seat, a connecting rod that can move linearly is arranged in the connecting rod support seat, and a rotatable rotating shaft is arranged in the rotating shaft support seat; the piston part of the electric push rod is connected to the left end of the connecting rod; the connecting rod is hollow, and an inner pin is arranged on its inner wall; the left end of the rotating shaft is rotatably arranged in the connecting rod, and a spiral groove is arranged on the outer side wall of the left end of the rotating shaft, and the inner pin is arranged in the spiral groove; the left and right limit devices at the right end of the rotating shaft are arranged in the rotating shaft support seat, the part of the rotating shaft located outside the right side of the rotating shaft support seat is arranged with a finger beam stopper rod that can rotate with it, and the end of the rotating shaft located on the right side of the finger beam stopper rod is arranged with a locking nut.

[0005] In order to limit the linear motion of the rotating shaft, an annular limiting step surface is provided in the middle of the rotating shaft, and the annular limiting step surface is matched with the left outer side wall of the rotating shaft support seat;

[0006] Furthermore, the rotating shaft includes a nut assembly section, a baffle rod assembly section, a rotating shaft support seat mating section, and a connecting rod mating section, and the locking nut is assembled on the nut assembly section; the finger beam baffle rod assembly section is provided with a baffle rod placement notch step surface for assembling the finger beam baffle rod; the rotating shaft support seat mating section can be rotatably installed in the rotating shaft support seat, and its diameter is smaller than the diameter of the baffle rod assembly section, and the right end of the rotating shaft support seat is provided with a notch groove adapted to the left end of the baffle rod assembly section; the connecting rod mating section can be rotatably installed in the connecting rod.

[0007] Furthermore, an oil passage is provided in the rotating shaft, a first oil hole communicating with the oil passage is provided in the matching section of the rotating shaft support seat, and a second oil hole communicating with the oil passage is provided at the top end of the spiral groove.

[0008] Furthermore, the outer side wall of the connecting rod matching section is provided with two spiral grooves, and the inner side wall of the connecting rod is provided with an inner pin corresponding to each spiral groove.

[0009] Furthermore, a first pin assembly hole is provided at the left end of the connecting rod, a second pin assembly hole is provided at the top of the piston portion of the electric push rod, and a fixed pin is provided between the first pin assembly hole and the second pin assembly hole.

[0010] Furthermore, a third oil hole is provided at the right end of the connecting rod.

[0011] The beneficial effects of the present invention are as follows: the linear motion of the connecting rod is realized by the electric push rod, the spiral groove is arranged on the rotating shaft, and the spiral groove cooperates with the inner pin of the inner side wall of the connecting rod, so that the linear motion of the connecting rod drives the rotational motion of the rotating shaft, and the left and right limit devices at the right end of the rotating shaft limit the linear motion of the rotating shaft in the rotating shaft support seat. The whole structure is realized by reasonable mechanical structure design, has high stability, simple structure, easy assembly and low cost. It can effectively solve the problems of high cost and poor stability of the existing finger beam lock structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the present invention.

[0013] Figure 2 It is a cross-sectional view of the present invention.

[0014] Figure 3 Schematic diagram of the connecting rod structure.

[0015] Figure 4 It is a schematic diagram of the structure of the rotating shaft. DETAILED DESCRIPTION

[0016] Examples, such as Figures 1 to 4 The double-layer platform finger beam lock with multiple motion methods shown in the figure comprises a housing 1, a placement groove 2 is provided inside the housing 1, a push rod support seat 3 is provided at the left end of the placement groove 2, a connecting rod support seat 4 is provided in the middle of the placement groove 2, and a rotating shaft support seat 5 is provided at the right end of the placement groove 2; an electric push rod 6 is arranged on the push rod support seat 3, a connecting rod 7 capable of linear motion is arranged in the connecting rod support seat 4, and a rotatable rotating shaft 8 is arranged in the rotating shaft support seat 5; the piston part of the electric push rod 6 and The left ends of the connecting rod 7 are connected; the connecting rod 7 is hollow, and an inner pin 9 is provided on its inner wall; the left end of the rotating shaft 8 can be rotatably installed in the connecting rod 7, and a spiral groove 10 is provided on the outer wall of the left end of the rotating shaft 8, and the inner pin 9 is installed in the spiral groove 10; the left and right limit devices on the right end of the rotating shaft 8 are in the rotating shaft support seat 5, and the part of the rotating shaft 8 located outside the right side of the rotating shaft support seat 5 is provided with a finger beam stopper 11 which can rotate therewith, and the end of the rotating shaft 8 located on the right side of the finger beam stopper 11 is provided with a locking nut 12.

[0017] In the description of the present invention, it should be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more. In addition, the term "including" and any variation thereof are intended to cover non-exclusive inclusions.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] The terms used herein are only for describing specific embodiments and are not intended to limit exemplary embodiments. Unless the context clearly indicates otherwise, the singular forms "one", "one" and "item" used herein are also intended to include plural numbers. It should also be understood that the terms "include" and / or "comprise" used herein specify the existence of stated features, integers, steps, operations, units and / or components, without excluding the existence or addition of one or more other features, integers, steps, operations, units, components and / or combinations thereof.

[0020] The following combination Figures 1 to 4 The concept of the present invention is further explained.

[0021] A two-layer platform finger beam lock with multiple motion methods comprises a shell 1, a placement groove 2 is opened inside the shell 1, a push rod support seat 3 is arranged at the left end of the placement groove 2, a connecting rod support seat 4 is arranged in the middle of the placement groove 2, and a rotating shaft support seat 5 is arranged at the right end of the placement groove 2; an electric push rod 6 is arranged on the push rod support seat 3, and the electric push rod 6 is arranged in the placement groove; a connecting rod 7 that can move linearly is arranged in the connecting rod support seat 4, and a rotatable rotating shaft 8 is arranged in the rotating shaft support seat 5; the electric push rod 6 The piston part of the connecting rod 7 is connected to the left end of the connecting rod 7; the connecting rod 7 is hollow, and an inner pin 9 is arranged on its inner wall; the left end of the rotating shaft 8 is rotatably arranged in the connecting rod 7, and a spiral groove 10 is arranged on the outer wall of the left end of the rotating shaft 8, and the inner pin 9 is arranged in the spiral groove 10; the left and right limit devices of the right end of the rotating shaft 8 are arranged in the rotating shaft support seat 5, and the part of the rotating shaft 8 located outside the right side of the rotating shaft support seat 5 is arranged with a finger beam stopper 11 that can rotate with it, and the end of the rotating shaft 8 located on the right side of the finger beam stopper 11 is arranged with a locking nut 12. The rotating shaft support seat 5 and the connecting rod support seat 4 are hollow.

[0022] The rotating shaft 8 includes a nut assembly section 21, a stopper assembly section 22, a rotating shaft support seat matching section 23, and a connecting rod matching section 24. The locking nut 12 is assembled on the nut assembly section 21; the finger beam stopper 11 assembly section is provided with a stopper placement notch step surface 25 for assembling the finger beam stopper 11; the rotating shaft support seat matching section 23 can be rotatably installed in the rotating shaft support seat 5, and its diameter is smaller than the diameter of the stopper assembly section 22. The right end of the rotating shaft support seat 5 is provided with a notch groove 26 adapted to the left end of the stopper assembly section 22; the connecting rod matching section 24 can be rotatably installed in the connecting rod 7. An annular limiting step surface 27 is provided in the middle of the rotating shaft 8, and the annular limiting step surface 27 is adapted to the left outer wall of the rotating shaft support seat 5. The annular limiting step surface 27 is provided at the left end of the rotating shaft support seat matching section 23.

[0023] The shaft 8 is provided with an oil passage 28, the shaft support seat matching section 23 is provided with a first oil hole 29 connected to the oil passage 28, and the top of the spiral groove 10 is provided with a second oil hole 30 connected to the oil passage 28. The right end of the connecting rod 7 is provided with a third oil hole 31.

[0024] The outer side wall of the connecting rod matching section 24 is provided with two spiral grooves 10 , and the inner side wall of the connecting rod 7 is provided with an inner pin 9 corresponding to each spiral groove 10 .

[0025] A first pin assembly hole 35 is provided at the left end of the connecting rod 7 , a second pin assembly hole 36 is provided at the top of the piston portion of the electric push rod 6 , and a fixed pin 32 is provided between the first pin assembly hole 35 and the second pin assembly hole 36 .

[0026] Working principle: The linear motion of the electric push rod drives the connecting rod to perform linear reciprocating motion. During the linear reciprocating motion of the connecting rod, the inner pin on the inner wall slides in the spiral groove to give the shaft a free hand, so that the shaft can achieve forward and reverse rotation. At the same time, the setting of the left and right limit will make the shaft only perform rotational motion, but not linear motion. During the rotation of the shaft, the finger beam stopper rod is driven to rotate to realize the finger beam lock function.

[0027] The above embodiments are not considered from a limiting point of view, but from an illustrative point of view. The scope of the present invention is determined by the scope of the claims, not the description, and should be interpreted as all differences within the scope of equivalence are included in the present invention. As long as various non-substantial improvements are made using the method concept and technical solution of the present invention; or the above concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the scope of protection of the present invention.

Claims

1. A two-layer platform finger beam lock with multiple motion methods, characterized in that: It comprises a shell, a placement groove is provided on the inner side of the shell, a push rod support seat is provided at the left end of the placement groove, a connecting rod support seat is provided in the middle of the placement groove, and a rotating shaft support seat is provided at the right end of the placement groove; an electric push rod is arranged on the push rod support seat, a connecting rod capable of linear movement is arranged in the connecting rod support seat, and a rotatable rotating shaft is arranged in the rotating shaft support seat; the piston part of the electric push rod is connected to the left end of the connecting rod; the connecting rod is hollow, and an inner pin is arranged on its inner wall; the left end of the rotating shaft is rotatably arranged in the connecting rod, a spiral groove is arranged on the outer side wall of the left end of the rotating shaft, and the inner pin is arranged in the spiral groove; the left and right limit devices at the right end of the rotating shaft are arranged in the rotating shaft support seat, the part of the rotating shaft located outside the right side of the rotating shaft support seat is arranged with a finger beam stopper rod that can rotate with it, and the end of the rotating shaft located on the right side of the finger beam stopper rod is arranged with a locking nut; An annular limiting step surface is provided in the middle of the rotating shaft, and the annular limiting step surface is matched with the left outer side wall of the rotating shaft support seat; The rotating shaft includes a nut assembly section, a baffle rod assembly section, a rotating shaft support seat matching section, and a connecting rod matching section, and the locking nut is assembled on the nut assembly section; the finger beam baffle rod assembly section is provided with a baffle rod placement notch step surface for assembling the finger beam baffle rod; the rotating shaft support seat matching section can be rotatably installed in the rotating shaft support seat, and its diameter is smaller than the diameter of the baffle rod assembly section, and the right end of the rotating shaft support seat is provided with a notch groove adapted to the left end of the baffle rod assembly section; the connecting rod matching section can be rotatably installed in the connecting rod.

2. The double-layer platform finger beam lock of the multi-motion method according to claim 1 is characterized in that: An oil passage is arranged in the rotating shaft, a first oil hole communicating with the oil passage is arranged in the matching section of the rotating shaft support seat, and a second oil hole communicating with the oil passage is arranged at the top end of the spiral groove.

3. The double-layer platform finger beam lock of the multi-motion method according to claim 1 or 2, characterized in that: The outer side wall of the matching section of the connecting rod is provided with two spiral grooves, and the inner side wall of the connecting rod is provided with an inner pin corresponding to each spiral groove.

4. The double-layer platform finger beam lock of the multi-motion method according to claim 3 is characterized in that: A first pin assembly hole is arranged at the left end of the connecting rod, a second pin assembly hole is arranged at the top end of the piston part of the electric push rod, and a fixed pin is arranged between the first pin assembly hole and the second pin assembly hole.

5. The double-layer platform finger beam lock of the multi-motion method according to claim 4 is characterized in that: A third oil hole is provided at the right end portion of the connecting rod.

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