CN212867235U

CN212867235U - Hinge body driving device

Info

Publication number: CN212867235U
Application number: CN202021868422.8U
Authority: CN
Inventors: 黄万强
Original assignee: Sichuan Xingmen Technology Co ltd
Current assignee: Sichuan Xingmen Technology Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-02
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a hinge body driving device, which belongs to the technical field of mechanical equipment, and comprises a driving part, a guide rail assembly, an output shaft, a slider shaft, a connecting rod and a joint assembly, wherein the output shaft transmits torque to the slider shaft through the connecting rod, and the output shaft and/or the slider shaft can be detachably assembled on the connecting rod; the output shaft is in transmission connection with the driving part, the sliding block shaft is assembled in the joint component, and the sliding block shaft can perform translational motion in the Z direction and axial rotation motion around the X direction, the Y direction and the Z direction through the joint component; the joint component is arranged on the guide rail assembly, and the translation motion of the sliding block shaft in the X direction and the Y direction is realized through the guide rail assembly, so that the aim of realizing long-term stable work by optimizing the scheme design of the connecting rod and improving the fault-tolerant capability of six degrees of freedom is fulfilled.

Description

Hinge body driving device

Technical Field

The utility model belongs to the technical field of mechanical equipment, particularly, relate to a hinge body drive arrangement.

Background

Two objects move relatively around the hinge in space, for example: in the application of a side hung door or a side hung window which is visible in our daily life; if the relative movement of two objects is to be controlled automatically, a corresponding driving device is required to be applied, in the prior art, the driving device mainly consists of three major parts, namely a driving part, a connecting rod and a guide rail assembly, but the driving device in the prior art mainly has the following defects in practical application:

(1) the connecting rod is high in machining difficulty, so that the manufacturing cost is high, and meanwhile, the existing connecting rod is high in difficulty and easy to deform in the installation process;

(2) the motion directions of two relative motions are not parallel due to processing, installation errors and the like, but the fault-tolerant capability of the existing driving device in six degrees of freedom (including translation in 3 orthogonal directions and the rotating directions of a shaft corresponding to the 3 orthogonal directions) directions is poor, and the long-term stable operation of the device cannot be ensured.

SUMMERY OF THE UTILITY MODEL

In view of this, in order to solve the above-mentioned problem that prior art exists, the utility model aims at providing a hinge body drive arrangement is in order to reach the scheme design through optimizing the connecting rod to promote the fault-tolerant ability of six degrees of freedom, in order to realize the purpose of long-term stable work.

The utility model discloses the technical scheme who adopts does: a hinge body driving device comprises a driving part, a guide rail assembly, an output shaft, a slider shaft, a connecting rod and a joint assembly, wherein the output shaft transmits torque to the slider shaft through the connecting rod, and the output shaft and/or the slider shaft are/is detachably assembled on the connecting rod;

the output shaft is in transmission connection with the driving part, the sliding block shaft is assembled in the joint component, and the sliding block shaft can perform translational motion in the Z direction and axial rotation motion around the X direction, the Y direction and the Z direction through the joint component; the joint component is arranged on the guide rail assembly and realizes the translational motion of the slide block shaft in the X direction and the Y direction through the guide rail assembly.

Furthermore, the output shaft and/or the sliding block shaft are assembled on the connecting rod through the locking assembly and are fixedly locked through the screw, so that torque can be stably and reliably transmitted between the output shaft and the sliding block shaft through the connecting rod.

Further, the locking subassembly is including locating the public head of locking of connecting rod tip, be equipped with the female head of locking on output shaft and/or the slider axle, for preventing relative pivoted cooperation structure between public head of locking and the female head of locking, the design of this cooperation structure is favorable to reducing the assembly degree of difficulty and the processing degree of difficulty of connecting rod to can reduce the processing cost.

Further, the locking male heads are rectangular, triangular, polygonal or toothed, and two ends of the connecting rod are the same or two different locking male heads to meet different design requirements.

Furthermore, the joint component comprises a slide block accessory arranged on the guide rail assembly, an axial limiting ring and a joint bearing are arranged in the slide block accessory, and the joint bearing limits the slide block accessory in the Z direction through the axial limiting ring; the inner ring of the knuckle bearing is movably sleeved with the slider shaft along the Z direction, and the end part of the slider shaft is provided with a clamp spring so as to realize that the slider shaft can make translational motion in the Z direction and the slider shaft makes axial rotation around the X direction, the Y direction and the Z direction under the action of the knuckle bearing.

Furthermore, the joint component comprises a sliding block accessory arranged on the guide rail assembly, a joint bearing is movably sleeved in the sliding block accessory along the Z direction, the sliding block shaft is fixedly sleeved on an inner ring of the joint bearing, and a clamp spring is arranged at the end part of the sliding block shaft, so that the sliding block shaft can make translational motion in the Z direction and can make axial rotation around the X direction, the Y direction and the Z direction under the action of the joint bearing.

Further, the guide rail assembly comprises a guide rail mounting shell and a linear guide rail mounted in the guide rail mounting shell, a linear guide rail sliding block is assembled on the linear guide rail in a sliding mode, and the linear guide rail sliding block performs translational motion in the X direction and the Y direction of the linear guide rail so as to finally realize translational motion in the X direction and the Y direction.

Furthermore, the sliding groove is formed in the linear guide rail sliding block and is embedded on the linear guide rail, and the mode is stable and reliable in the motion process.

Furthermore, a stepped hole is formed in the slider fitting, the axial limiting ring and the knuckle bearing are assembled in the stepped hole, one end of the axial limiting ring is abutted to the linear guide rail slider, and the other end of the axial limiting ring is abutted to the knuckle bearing, so that the knuckle bearing is mounted and limited through the axial limiting ring.

Furthermore, an assembly hole is formed in the slider fitting, the assembly hole is matched with an outer ring of the joint bearing, and the joint bearing freely slides in the assembly hole along the Z direction so as to meet the requirement of the translational motion of the joint bearing in the Z direction.

The utility model has the advantages that:

1. by adopting the hinge body driving device provided by the utility model, the assembling mode among the connecting rod, the output shaft and the sliding block shaft is optimized, and the detachable assembly is combined with the locking component, so that the processing difficulty of the connecting rod can be reduced, and the manufacturing cost can be saved; meanwhile, the sliding block shaft is arranged on the guide rail assembly through the joint assembly, and under the action of the joint assembly and the guide rail assembly, the sliding block shaft can have enough fault tolerance in six freedom directions, so that the stability and the reliability of the whole driving device in the motion process are improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the hinge body driving device provided by the present invention;

fig. 2 is a schematic view of a split structure of the hinge body driving device provided by the present invention in embodiment 1;

FIG. 3 is a schematic partial cross-sectional view of FIG. 2;

fig. 4 is a schematic view of a split structure of the hinge body driving device provided by the present invention in embodiment 2;

FIG. 5 is a schematic partial cross-sectional view of FIG. 4;

fig. 6 is a schematic view of a first structure of a connecting rod in the hinge body driving device provided by the present invention;

fig. 7 is a schematic view of a second structure of a connecting rod in the hinge body driving device provided by the present invention;

the drawings are labeled as follows:

the sliding block type door comprises a door body 1, a door frame 2, a driving part 3, a connecting rod 4, a guide rail mounting shell 5, a linear guide rail 6, a linear guide rail sliding block 7, an axial limiting ring 8, a sliding block fitting 9, a joint bearing 10, a sliding block shaft 11, an output shaft 12, a snap spring 13, a locking male head 14 and a locking female head 15.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship that the utility model is usually placed when using, or the position or the positional relationship that the skilled person conventionally understands, or the position or the positional relationship that the utility model is usually placed when using, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or suggest that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases for a person of ordinary skill in the art; the drawings in the embodiments are provided to clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Example 1

As shown in fig. 1, specifically, a hinge body driving device is provided, in this embodiment, a vertical hinged door is taken as an example, the vertical hinged door includes a door body and a door frame which are connected in a hinged manner, and under the effect of the driving device, the door body performs an opening or closing motion relative to the door frame, and of course, the driving device can also be applied to a vertical hinged window, and the principle of the driving device is similar to that of a vertical hinged door, and is not described herein again.

Due to the problems of processing, installation errors and the like in a real environment, the relative movement direction between the door body and the door frame is not parallel, and the long-term stable work can be ensured only by the fault-tolerant capability of six degrees of freedom (translation in three orthogonal directions and rotation movement around a shaft in three orthogonal directions). Therefore, the driving device is optimally designed as follows:

as shown in fig. 2, the door body and the door frame are respectively provided with a driving part and a guide rail assembly, the driving part mainly provides driving force through a motor and a gearbox, the driving device further comprises an output shaft, a slider shaft, a connecting rod and a joint assembly, the output shaft transmits torque to the slider shaft through the connecting rod, and the output shaft and/or the slider shaft can be detachably assembled on the connecting rod, so that the driving device has the following three conditions: the output shaft is detachably assembled on the connecting rod, the sliding block shaft is integrally formed on the connecting rod, the output shaft is integrally formed on the connecting rod, the sliding block shaft is detachably assembled on the connecting rod, or the output shaft and the sliding block shaft can be detachably assembled on the connecting rod; in this embodiment, for furthest reduces the manufacturing cost of connecting rod, adopt output shaft and the all mode of assembly on the connecting rod of can dismantling of slider axle to design.

The output shaft is in transmission connection with the driving part, transmits torque to the sliding block shaft through the connecting rod, the sliding block shaft is assembled in the joint component, and the sliding block shaft can perform translational motion in the Z direction and axial rotation motion around the X direction, the Y direction and the Z direction through the joint component; the joint component is arranged on the guide rail assembly, and the translation motion of the sliding block shaft in the X direction and the Y direction is realized through the guide rail assembly, so that the translation motion in the X direction, the Y direction and the Z direction is finally realized, the axial rotation around the X direction, the Y direction and the Z direction is realized, and the sufficient fault-tolerant capability on six degrees of freedom is ensured.

1. Guide rail assembly part

The door frame is embedded with a guide rail mounting shell, the guide rail assembly comprises a linear guide rail arranged on the guide rail mounting shell, and the linear guide rail is fixedly connected on the guide rail mounting shell through a plurality of guide rail fixing screws. The linear guide rail is provided with a linear guide rail sliding block in a sliding way, and the linear guide rail sliding block performs translational motion in the X direction and the Y direction of the linear guide rail. The linear guide rail sliding block is provided with a sliding groove which is embedded on the linear guide rail, the linear guide rail sliding block is formed by installing the linear guide rail sliding block on the linear guide rail in a suspension mode and can slide freely without falling off, and an assembly gap is reserved between the sliding groove and the linear guide rail so as to realize the translation motion of the linear guide rail sliding block in the X direction and the Y direction of the linear guide rail.

2. Joint component part

As shown in fig. 3, the joint assembly includes a slider fitting installed on the linear guide rail slider, the slider fitting is fixedly connected to the linear guide rail slider through a plurality of slider fitting installation screws, an axial limit ring and a joint bearing are installed in the slider fitting, and the joint bearing is limited to the Z direction through the axial limit ring, so that the joint bearing is tightly installed in the slider fitting, and the joint assembly specifically comprises: the sliding block accessory is internally provided with a stepped hole which is divided into a large hole and a small hole which are coaxially arranged and an inner edge arranged at the end part of the small hole, the large hole and the small hole of the stepped hole are respectively provided with the axial limiting ring and the joint bearing, one end surface of the joint bearing is just flush with the shaft shoulder and is tightly propped against the shaft shoulder through the axial limiting ring, and the other end surface of the joint bearing is propped against the inner edge. After the slider accessory is installed, one end of the axial limiting ring is abutted to the linear guide rail slider, and the other end of the axial limiting ring is abutted to the knuckle bearing, so that the axial limiting part and the knuckle bearing are both firmly installed.

The movable sleeve is equipped with along Z to the direction at joint bearing's inner circle the tip of slider axle and slider axle is equipped with the jump ring, and its effect has following two aspects: when the driving device is in a working state, the sliding block shaft freely slides in the Z direction in the inner ring of the joint bearing, the translation of the degree of freedom in the Z direction can be provided, and meanwhile, the motion of the sliding block shaft is limited through the clamp spring in the translation process; on the other hand, because prevent changeing through the locking subassembly between the tip of connecting rod and the slider axle, in the installation, can lift up one section distance (more than 2.5 mm) along Z to (upwards) with the slider axle earlier, treat that the connecting rod installation targets in place, the slider axle then can fall and directly accomplish the assembly with the connecting rod, in the process, need not to carry out the deformation to the connecting rod and can accomplish the installation.

3. Connecting rod part

In order to realize that the output shaft can stably and reliably transmit the torque to the sliding block shaft when the driving part acts, and then the sliding block shaft moves through the joint component linkage guide rail assembly, and the output shaft and the sliding block shaft are assembled on the connecting rod through the locking component and are fixedly locked through the screw.

The locking subassembly is including locating the public head of locking of connecting rod tip, output shaft and the epaxial female head of locking that all is equipped with of slider, the public head of locking and the female first phase-match of locking and the locking between public head and the locking female head for preventing relative pivoted cooperation structure to the realization is when between the public head of locking and the female first mutual assembly of locking, and output shaft and slider axle can not produce relative rotation for the connecting rod.

The locking male head is arranged to be rectangular, triangular, polygonal (shown in figure 7) or tooth-shaped (shown in figure 6), correspondingly, the locking female head is arranged to be rectangular groove-shaped, triangular groove-shaped, polygonal groove-shaped or tooth-shaped groove-shaped, when the locking male head is assembled, the locking male head is embedded into the corresponding locking female head, the function of preventing rotation and locking can be achieved, meanwhile, a through hole is formed in the locking male head, a threaded hole is formed in the locking female head, and after the locking male head and the locking female head are assembled, the locking male head and the locking female head are connected and locked through screws. In practical application, establish to same kind of locking male head or two kinds of locking male heads of arbitrary difference at the both ends of connecting rod, be equipped with the locking female head that corresponds with it on output shaft and slider axle, specifically do: both ends at the connecting rod are tooth-shaped locking male heads, and one end of the connecting rod is tooth-shaped and the other end is rectangular locking male head.

The hinge body driving device provided by the embodiment has the following installation and working processes:

firstly, respectively installing a driving part and a guide rail assembly on a door body and a door frame;

the output shaft is installed and locked on the driving part, and meanwhile, one end of the connecting rod is connected and fastened with the output shaft through a locking component matching structure;

mounting a joint component on a linear guide rail sliding block of a guide rail assembly, adjusting the other end of a connecting rod to the corresponding position of a sliding block shaft in the joint component, firstly lifting the sliding block shaft for a certain distance (more than 2.5 mm) along the Z direction (upwards), and after the connecting rod is adjusted in place, the sliding block shaft can fall down and be directly assembled with the connecting rod, and finally locking the sliding block shaft and the connecting rod;

the assembly locking of the sliding block shaft, the output shaft and the connecting rod is completed, and then the driving part provides driving force to realize the rotating motion of the door body relative to the door frame.

Example 2

Compared with embodiment 1, in this embodiment, another structural design of the joint assembly is provided to achieve the same technical effect, and the specific design is as follows:

as shown in fig. 4 and 5, the joint component includes a slider fitting mounted on the guide rail assembly, the slider fitting is locked on the linear guide rail slider through a plurality of slider fitting mounting screws, a joint bearing is movably sleeved in the slider fitting along the Z direction, a snap spring is arranged at the end of the slider shaft and the end of the slider shaft, and the slider shaft is clamped on the joint bearing under the action of the snap spring so as to prevent relative motion between the slider shaft and the joint bearing. The slider accessory is internally provided with an assembly hole, one end of the assembly hole is provided with an inner edge, the assembly hole is matched with the outer ring of the joint bearing, and the joint bearing freely slides in the assembly hole along the Z direction. When the slider fitting is mounted on the linear guide slider, the joint bearing and the slider shaft mounted on the joint bearing can make translational motion in the Z direction, and at the same time, as described in embodiment 1, under the action of the linear guide slider and the joint bearing, the slider shaft can make translational motion in the X direction and the Y direction, and can make rotational motion around the X direction, the Y direction, and the Z direction, so as to finally achieve the purpose of making motion in six degrees of freedom.

The joint subassembly that this embodiment provided, its inner structure is slightly different with the theory of operation, nevertheless can realize moving in six degrees of freedom directions, in the installation, also can lift one section distance with the take-up block axial upwards to when guaranteeing take-up block axle and connecting rod cooperation installation, need not the connecting rod and produce deformation, can realize the erection joint.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The hinge body driving device is characterized by comprising a driving part, a guide rail assembly, an output shaft, a slider shaft, a connecting rod and a joint assembly, wherein the output shaft transmits torque to the slider shaft through the connecting rod, and the output shaft and/or the slider shaft are/is detachably assembled on the connecting rod;

2. The hinge body driving apparatus as claimed in claim 1, wherein the output shaft and/or the slider shaft are assembled to the link by a locking assembly and fixedly locked by a screw.

3. The hinge body driving device as claimed in claim 2, wherein the locking assembly comprises a locking male head disposed at an end of the connecting rod, the output shaft and/or the slider shaft is provided with a locking female head, and a fitting structure for preventing relative rotation is provided between the locking male head and the locking female head.

4. The hinge body driving device according to claim 3, wherein the locking pin is formed in a rectangular shape, a triangular shape, a polygonal shape or a tooth shape, and both end portions of the link are formed in the same type of locking pin or two types of locking pins which are different from each other.

5. The hinge body driving device according to claim 1, wherein the joint assembly comprises a slider fitting mounted on the guide rail assembly, an axial limit ring and a joint bearing are mounted in the slider fitting, and the joint bearing limits the Z-direction of the slider fitting through the axial limit ring; the inner ring of the knuckle bearing is movably sleeved with the slider shaft along the Z direction, and a clamp spring is arranged at the end part of the slider shaft.

6. The hinge body driving device according to claim 5, wherein the slider fitting has a stepped hole therein, the axial retainer ring and the knuckle bearing are fitted in the stepped hole, and one end of the axial retainer ring abuts against the guide rail assembly and the other end abuts against the knuckle bearing.

7. The hinge body driving device according to claim 1, wherein the joint assembly comprises a slider fitting mounted on the guide rail assembly, a joint bearing is movably sleeved in the slider fitting along the Z direction, the slider shaft is fixedly sleeved on an inner ring of the joint bearing, and a clamp spring is arranged at an end of the slider shaft.

8. The hinge body driving device as claimed in claim 5 or 7, wherein the guide rail assembly comprises a guide rail mounting shell and a linear guide rail mounted in the guide rail mounting shell, the linear guide rail is slidably equipped with a linear guide rail slider, and the linear guide rail slider performs translational motion in the X direction and the Y direction of the linear guide rail.

9. The hinge body driving device according to claim 8, wherein the linear guide rail slider is provided with a sliding groove, and the sliding groove is nested on the linear guide rail.

10. The hinge body driving device according to claim 8, wherein the slider fitting has a fitting hole formed therein, the fitting hole being matched with an outer race of the joint bearing, and the joint bearing freely slides in the fitting hole in the Z direction.