Annular guide rail device

Abstract

The utility model belongs to the technical field of automatic production lines, and particularly relates to an annular guide rail device which comprises a rack, a driving mechanism, a transmission mechanism and a rolling mechanism. The driving mechanism comprises a driving motor and a motor shaft. The transmission mechanism comprises a driving wheel, a transmission belt, a driven rotating shaft and a driven wheel. The rolling mechanism comprises an annular guide rail and a rolling assembly. The rolling assembly comprises a rolling piece, a movable plate and a connecting piece. According to the annular guide rail device, the rolling wheel is in rolling connection with the rolling inclined face of the annular guide rail through the rolling groove, the rolling wheel is small in contact face with the rolling groove in the rolling process along the rolling groove, the rolling wheel and the rolling groove are attached to each other, and the rolling wheel can scrape off dust, cuttings and other impurities on the rolling inclined face; impurities such as dust and cuttings fall onto the ground along the rolling inclined surface, the rolling wheel and the annular guide rail slide more smoothly, and the friction force is reduced, so that the noise is reduced, and the service life is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of automated production lines, and in particular relates to an annular guide rail device. Background Art

[0002] The existing automated production lines generally include linear and circular types. The linear type is not suitable for multi-station processing, while the circular production line can reduce the floor space and is suitable for multi-station production. The existing circular guide rail has a large contact surface between the roller and the guide rail, which is prone to accumulation of dust, chips and other impurities. The roller and the guide rail do not slide smoothly, which easily leads to high friction, resulting in high noise and short service life. Utility Model Content

[0003] The utility model aims to provide an annular guide rail device, aiming to solve the technical problems in the prior art that the roller and the guide rail do not slide smoothly, which easily leads to high friction, high noise and short service life.

[0004] To achieve the above-mentioned purpose, the annular guide rail device provided in the embodiment of the utility model comprises a frame, a driving mechanism, a transmission mechanism and a rolling mechanism, wherein the transmission mechanism is respectively connected to the frame and the transmission mechanism and drives the transmission mechanism, the transmission mechanism is connected to the frame, and the rolling mechanism is connected to the transmission mechanism;

[0005] The driving mechanism comprises a driving motor and a motor shaft, wherein the driving motor is connected to the frame, and the motor shaft passes through the frame and is connected to the driving motor;

[0006] The transmission mechanism includes a driving wheel, a transmission belt, a driven shaft and a driven wheel, the driving wheel is connected to the motor shaft and meshes with the transmission belt, the transmission belt is annularly wound around the driving wheel and the driven wheel respectively, the driven shaft is rotatably connected to the frame, and the driven wheel is connected to the driven shaft and meshes with the transmission belt;

[0007] The rolling mechanism comprises an annular guide rail and a rolling assembly, wherein the annular guide rail is arranged outside the transmission belt and connected to the frame, and the rolling assembly is rollingly connected to the annular guide rail and connected to the transmission belt; the annular guide rail comprises a guide rail body and a rolling inclined block, wherein the guide rail body is respectively connected to the rolling inclined block and the frame, and the rolling inclined block is provided with a rolling inclined surface;

[0008] The rolling assembly includes a rolling member, a movable plate and a connecting member, the rolling member is rotatably connected to the movable plate and is rollingly connected to the annular guide rail, the connecting member is respectively connected to the movable plate and the transmission belt, the rolling member includes a rolling shaft and a rolling wheel, the rolling shaft is rotatably connected to the movable plate and is connected to the rolling wheel, the rolling wheel is provided with a rolling groove, the rolling groove is in contact with the rolling inclined surface, and the rolling wheel is rollingly connected to the rolling inclined surface of the annular guide rail through the rolling groove.

[0009] As an optional solution of the present invention, the transmission mechanism further includes an active pressure plate and a driven pressure plate, the active pressure plate is fixedly connected to the top side of the driving wheel, and the driven pressure plate is fixedly connected to the top side of the driven wheel.

[0010] As an optional solution of the utility model, the transmission belt is arranged in a ring shape, and a positioning protrusion is fixedly connected to the top side of the transmission belt. There are multiple positioning protrusions and they are evenly arranged on the transmission belt.

[0011] As an optional solution of the utility model, a limiting frame is fixed on the frame, the transmission belt is passed through the limiting frame, and a plurality of limiting frames are provided and are evenly arranged on the frame.

[0012] As an optional solution of the utility model, a fixed beam is fixedly connected to the bottom of the frame, and a plurality of the fixed beams are provided and are evenly arranged on the frame.

[0013] As an optional solution of the present invention, the guide rail body is arranged in a ring shape, and the guide rail body includes a straight line segment and an arc segment, and there are two straight line segments and two arc segments, and the straight line segments and the arc segments are arranged in sequence to form the guide rail body.

[0014] As an optional solution of the present invention, the rolling inclined surface is arranged in a V-shape, and the thickness of the rolling inclined block gradually decreases along the outer edge.

[0015] As an optional solution of the utility model, four rolling members are provided and are respectively arranged at four corners of the movable plate, and the rolling groove is arranged in a V shape and fits with the rolling inclined surface.

[0016] As an optional solution of the present invention, the connecting member includes a connecting member body, a positioning cylinder and a connecting piece. The connecting member body is fixedly connected to the movable plate. The positioning cylinder is fixedly installed on the connecting member body and fixedly connected to the positioning protrusion. The connecting piece is fixedly connected to the positioning cylinder and the connecting member body respectively.

[0017] As an optional solution of the present invention, two positioning cylinders are provided and both are fixedly mounted on the connector body, and both positioning cylinders are fixedly connected to the positioning protrusion.

[0018] The above one or more technical solutions in the annular guide rail device provided by the embodiment of the utility model have at least one of the following technical effects:

[0019] The annular guide rail device provided in the present application includes a frame, a driving mechanism, a transmission mechanism and a rolling mechanism. The rolling inclined block is provided with a rolling inclined surface, which is arranged in a V shape. The rolling wheel is provided with a rolling groove, which is arranged in a V shape and fits with the rolling inclined surface. The rolling wheel is rollingly connected to the rolling inclined surface of the annular guide rail through the rolling groove. During the rolling process of the rolling wheel along the rolling groove, the contact area with the rolling groove is small and fits with each other. The rolling wheel can scrape off impurities such as dust and chips on the rolling inclined surface. Dust, chips and other impurities fall to the ground along the rolling inclined surface. The sliding of the rolling wheel and the annular guide rail is smoother, which reduces friction, thereby reducing noise and extending service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 A schematic structural diagram of the annular guide rail device provided in an embodiment of the utility model.

[0022] Figure 2 A three-dimensional diagram of the annular guide rail device provided in an embodiment of the utility model.

[0023] Figure 3 An exploded view of the annular guide rail device provided in an embodiment of the utility model.

[0024] Figure 4 for Figure 3 A partial enlarged view of middle A.

[0025] Figure 5 for Figure 3 A partial enlarged view of B.

[0026] Figure 6 A side view of a rolling assembly of the annular guide rail device provided in an embodiment of the utility model.

[0027] Figure 7 A three-dimensional diagram of a rolling assembly of an annular guide rail device provided in an embodiment of the utility model.

[0028] Among them, the reference numerals in the figure are:

[0029] 1. Frame; 2. Driving mechanism; 3. Transmission mechanism; 4. Rolling mechanism;

[0030] 11. Limiting frame; 12. Fixed beam;

[0031] 21. driving motor; 22. motor shaft;

[0032] 31. driving wheel; 32. transmission belt; 33. driven shaft; 34. driven wheel; 35. driving pressure plate; 36. driven pressure plate; 37. positioning protrusion;

[0033] 41. Annular guide rail; 42. Rolling assembly;

[0034] 411, guide rail body; 412, rolling inclined block; 413, rolling inclined plane;

[0035] 421, rolling shaft; 422, rolling wheel; 423, rolling groove; 424, movable plate; 425, connecting part body; 426, positioning cylinder; 427, connecting piece. DETAILED DESCRIPTION

[0036] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0037] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of 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.

[0038] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0039] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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 an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0040] In one embodiment of the present invention, Figures 1 to 7 As shown, a circular guide rail device is provided, such as Figures 1-2 As shown, it includes a frame 1, a driving mechanism 2, a transmission mechanism 3 and a rolling mechanism 4. The transmission mechanism 3 is respectively connected to the frame 1 and the transmission mechanism 3 and drives the transmission mechanism 3. The transmission mechanism 3 is connected to the frame 1, and the rolling mechanism 4 is connected to the transmission mechanism 3. The driving mechanism 2 includes a driving motor 21 and a motor shaft 22. The driving motor 21 is connected to the frame 1. The motor shaft 22 passes through the frame 1 and is connected to the driving motor 21. The driving motor 21 drives the motor 21 shaft to rotate.

[0041] like Figures 3 to 5 As shown, the transmission mechanism 3 includes a driving wheel 31, a transmission belt 32, a driven shaft 33 and a driven wheel 34. The driving wheel 31 is fixedly connected to the motor shaft 22 and meshed with the transmission belt 32. The transmission belt 32 is annularly arranged around the driving wheel 31 and the driven wheel 34, respectively. The driven shaft 33 is rotatably connected to the frame 1, and the driven wheel 34 is connected to the driven shaft 33 and meshed with the transmission belt 32. The driving motor 21 drives the motor 21 shaft to rotate, the motor shaft 22 drives the driving wheel 31 to rotate, the driving wheel 31 synchronously drives the transmission belt 32 to move, and the transmission belt 32 simultaneously drives the driven wheel 34 and the driven shaft to rotate.

[0042] like Figure 3 and 4As shown, the rolling mechanism 4 includes an annular guide rail 41 and a rolling assembly 42. The annular guide rail 41 is arranged outside the transmission belt 32 and fixedly connected to the frame 1. The rolling assembly 42 is rollingly connected to the annular guide rail 41 and connected to the transmission belt 32. The annular guide rail 41 includes a guide rail body 411 and a rolling inclined block 412. The guide rail body 411 is fixedly connected to the rolling inclined block 412 and the frame 1 respectively. The rolling inclined block 412 is provided with a rolling inclined surface 413, and the rolling inclined surface 413 is arranged in an inclined shape. The rolling assembly 42 includes a rolling member, a movable plate 424 and a connecting member. The rolling member is rotatably connected to the movable plate 424 and rollingly connected to the annular guide rail 41. The connecting member is fixedly connected to the movable plate 424 and the transmission belt 32 respectively. The rolling member includes a rolling shaft 421 and a rolling wheel 422. The rolling shaft 421 is rotatably connected to the movable plate 424 and fixedly connected to the rolling wheel 422. The rolling wheel 422 is provided with a rolling groove 423 , and the rolling groove 423 is in contact with the rolling inclined surface 413 . The rolling wheel 422 is rollingly connected to the rolling inclined surface 413 of the annular guide rail 41 through the rolling groove 423 . The annular guide rail device provided in the present application has a rolling bevel block 412 with a rolling bevel 413, which is arranged in a V shape, and a rolling wheel 422 with a rolling groove 423, which is arranged in a V shape and fits with the rolling bevel 413. The rolling wheel 422 is rollingly connected with the rolling bevel 413 of the annular guide rail 41 through the rolling groove 423. During the rolling process of the rolling wheel 422 along the rolling groove 423, the contact area with the rolling groove 423 is small, and the two are in fit with each other. The rolling wheel 422 can scrape off impurities such as dust and chips on the rolling bevel 413, and the dust, chips and other impurities fall to the ground along the rolling bevel 413. The sliding of the rolling wheel 422 and the annular guide rail 41 is smoother, which reduces friction, thereby reducing noise and extending service life.

[0043] like Figure 3 and 4 As shown, in another embodiment of the utility model, the transmission mechanism 3 of the annular guide rail device further includes an active pressure plate 35 and a driven pressure plate 36, the active pressure plate 35 is fixedly connected to the top side of the driving wheel 31, and the active pressure plate 35 is used to limit the driving wheel 31 to prevent the driving wheel 31 from jumping during the rotation process, and the driven pressure plate 36 is fixedly connected to the top side of the driven wheel 34, and the driven pressure plate 36 is used to limit the driven wheel 34 to prevent the driven wheel 34 from jumping during the rotation process. Further, the transmission belt 32 is arranged in an annular shape, and a positioning protrusion 37 is fixedly connected to the top side of the transmission belt 32, and a plurality of positioning protrusions 37 are provided and evenly arranged on the transmission belt 32.

[0044] like Figure 2As shown, in another embodiment of the utility model, a limiting frame 11 is fixed on the frame 1 of the annular guide device, and the transmission belt 32 is passed through the limiting frame 11. A plurality of limiting frames 11 are provided and are evenly arranged on the frame 1. The limiting frame 11 has an even limiting effect on the transmission belt 32 to prevent the transmission belt 32 from swinging left and right during movement. Furthermore, a fixed beam 12 is fixedly connected to the bottom of the frame 1. A plurality of fixed beams 12 are provided and are evenly arranged on the frame 1. The fixed beam 12 strengthens the overall structure of the frame 1.

[0045] like Figure 3 and 4 As shown, in another embodiment of the utility model, the guide rail body 411 of the annular guide rail device is arranged in an annular shape, and the guide rail body 411 includes a straight line segment and an arc segment. There are two straight line segments and two arc segments. The straight line segments and the arc segments are arranged in sequence and fixedly connected in sequence to form the guide rail body 411.

[0046] like Figure 3 and 4 As shown, in another embodiment of the utility model, the rolling inclined surface 413 of the annular guide device is arranged in a V shape, and the thickness of the rolling inclined block 412 gradually decreases along the outer edge. Further, there are four rolling members, which are respectively arranged at the four corners of the movable plate 424, and the rolling groove 423 is arranged in a V shape and fits with the rolling inclined surface 413, so that the roller and the annular guide 41 fit better, and the contact surface is reduced as much as possible, the friction is reduced, and the rolling wheel 422 and the annular guide 41 slide more smoothly.

[0047] like Figure 6 and 7 As shown, in another embodiment of the utility model, the connector of the annular guide device includes a connector body 425, a positioning cylinder 426 and a connecting piece 427. The connector body 425 is fixedly connected to the movable plate 424, and the positioning cylinder 426 is fixedly installed on the connector body 425 and fixedly connected to the positioning protrusion 37, so that the connector and the rolling assembly 42 are driven to roll along the annular guide 41 through the transmission belt 32. The connecting piece 427 is fixedly connected to the positioning cylinder 426 and the connector body 425, respectively, so that the positioning cylinder 426 is fixedly connected to the connector body 425. Further, two positioning cylinders 426 are provided, and both are fixedly installed on the connector body 425, and both positioning cylinders 426 are fixedly connected to the positioning protrusion 37.

[0048] The annular guide rail device provided in the present application has a rolling bevel block 412 with a rolling bevel 413, which is arranged in a V shape, and a rolling wheel 422 with a rolling groove 423, which is arranged in a V shape and fits with the rolling bevel 413. The rolling wheel 422 is rollingly connected with the rolling bevel 413 of the annular guide rail 41 through the rolling groove 423. During the rolling process of the rolling wheel 422 along the rolling groove 423, the contact area with the rolling groove 423 is small, and the two are in fit with each other. The rolling wheel 422 can scrape off impurities such as dust and chips on the rolling bevel 413, and the dust, chips and other impurities fall to the ground along the rolling bevel 413. The sliding of the rolling wheel 422 and the annular guide rail 41 is smoother, which reduces friction, thereby reducing noise and extending service life.

[0049] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A circular guide rail device, characterized in that: It includes a frame, a driving mechanism, a transmission mechanism and a rolling mechanism, wherein the transmission mechanism is respectively connected to the frame and the transmission mechanism and drives the transmission mechanism, the transmission mechanism is connected to the frame, and the rolling mechanism is connected to the transmission mechanism; The driving mechanism comprises a driving motor and a motor shaft, wherein the driving motor is connected to the frame, and the motor shaft passes through the frame and is connected to the driving motor; The transmission mechanism includes a driving wheel, a transmission belt, a driven shaft and a driven wheel, the driving wheel is connected to the motor shaft and meshes with the transmission belt, the transmission belt is annularly wound around the driving wheel and the driven wheel respectively, the driven shaft is rotatably connected to the frame, and the driven wheel is connected to the driven shaft and meshes with the transmission belt; The rolling mechanism comprises an annular guide rail and a rolling assembly, wherein the annular guide rail is arranged outside the transmission belt and connected to the frame, and the rolling assembly is rollingly connected to the annular guide rail and connected to the transmission belt; the annular guide rail comprises a guide rail body and a rolling inclined block, wherein the guide rail body is respectively connected to the rolling inclined block and the frame, and the rolling inclined block is provided with a rolling inclined surface; The rolling assembly includes a rolling member, a movable plate and a connecting member, the rolling member is rotatably connected to the movable plate and is rollingly connected to the annular guide rail, the connecting member is respectively connected to the movable plate and the transmission belt, the rolling member includes a rolling shaft and a rolling wheel, the rolling shaft is rotatably connected to the movable plate and is connected to the rolling wheel, the rolling wheel is provided with a rolling groove, the rolling groove is in contact with the rolling inclined surface, and the rolling wheel is rollingly connected to the rolling inclined surface of the annular guide rail through the rolling groove.

2. The annular guide rail device according to claim 1, characterized in that: The transmission mechanism further includes an active pressure plate and a driven pressure plate, wherein the active pressure plate is fixedly connected to the top side of the driving wheel, and the driven pressure plate is fixedly connected to the top side of the driven wheel.

3. The annular guide rail device according to claim 1, characterized in that: The transmission belt is arranged in a ring shape, and a positioning protrusion is fixedly connected to the top side of the transmission belt. There are multiple positioning protrusions, which are evenly arranged on the transmission belt.

4. The annular guide rail device according to claim 1, characterized in that: A limiting frame is fixed on the frame, the transmission belt is passed through the limiting frame, and a plurality of limiting frames are provided and are evenly arranged on the frame.

5. The annular guide rail device according to claim 1, characterized in that: A fixed beam is fixedly connected to the bottom of the frame, and a plurality of the fixed beams are provided and evenly arranged on the frame.

6. The annular guide rail device according to claim 1, characterized in that: The guide rail body is arranged in a ring shape, and includes a straight line segment and an arc segment. Two straight line segments and two arc segments are each provided. The straight line segments and the arc segments are arranged in sequence to form the guide rail body.

7. The annular guide rail device according to claim 1, characterized in that: The rolling inclined surface is arranged in a V shape, and the thickness of the rolling inclined block gradually decreases along the outer edge.

8. The annular guide rail device according to claim 7, characterized in that: There are four rolling members, which are respectively arranged at the four corners of the movable plate. The rolling groove is arranged in a V shape and fits with the rolling inclined surface.

9. The annular guide rail device according to claim 3, characterized in that: The connector includes a connector body, a positioning cylinder and a connecting piece. The connector body is fixedly connected to the movable plate. The positioning cylinder is fixedly installed on the connector body and fixedly connected to the positioning protrusion. The connecting piece is fixedly connected to the positioning cylinder and the connector body respectively.

10. The annular guide rail device according to claim 9, characterized in that: The two positioning cylinders are provided and are both fixedly mounted on the connector body, and the two positioning cylinders are both fixedly connected to the positioning protrusion.

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