Equidistant lifting feeder for cylindrical workpieces

Abstract

The utility model discloses an equidistant lifting feeder for cylindrical workpieces, which relates to the technical field of automatic production and manufacturing and comprises a base. Fixing plates are mounted on the inner sides of the two groups of side plates of the base; a synchronizing mechanism is installed on the base and drives a transferring mechanism to automatically lift and feed at equal intervals through a lifting mechanism, and the transferring mechanism is installed between the two sets of fixing plates. The device is simple in structure, does not use a gear structure, is not easy to damage, and saves cost.

Description

Technical Field

[0001] The utility model belongs to the technical field of automated production and manufacturing, and particularly relates to an equidistant lifting and feeding machine for cylindrical workpieces. Background Art

[0002] In the field of automated manufacturing, there are many automated production and processing of metal cylindrical workpiece blanks. Among them, the orderly lifting and feeding of cylindrical standard workpieces is an important manufacturing content. The equidistant lifting and feeding machine for cylindrical workpieces is a kind of assembly line automation equipment specially used for automatic equidistant lifting and feeding of cylindrical workpiece blanks.

[0003] Chinese patent application number CN202223299710.8 announced "an equidistant lifting and feeding mechanism", the driving mechanism of which uses a large number of spur gears and bevel gears for transmission, which has high processing and manufacturing costs and is not convenient for replacing the lifting and feeding of workpieces of multiple specifications. Utility Model Content

[0004] In view of the problems mentioned in the background technology, the purpose of the utility model is to provide an equidistant lifting feeder for cylindrical workpieces to solve the problems mentioned in the background technology.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A equidistant lifting and feeding machine for cylindrical workpieces comprises a base; fixed plates are installed inside two sets of side plates of the base; a synchronization mechanism is installed on the base, and the synchronization mechanism drives a transfer mechanism to automatically equidistantly lift and feed through a lifting mechanism, and the transfer mechanism is installed between the two sets of fixed plates.

[0007] As a preferred technical solution, the lifting mechanism includes an eccentric shaft and a pivot shaft. The eccentric radius of the eccentric shaft is half of the single feeding distance. The eccentric shaft is connected to the synchronization mechanism through a pivot shaft. At least two sets of pivot shafts are correspondingly installed on the inner side of the other side side plate. The eccentric shaft is rotatably connected to the transfer mechanism, and the two sets of eccentric shafts in the perpendicular direction to the side plate are fixedly connected by a connecting rod.

[0008] As a preferred technical solution, a counterweight is installed on the eccentric shaft on the other side of the pivot shaft relative to the axis of the eccentric shaft.

[0009] As a preferred technical solution, the fixing plate is parallel to the side plate and the top of the fixing plate is not lower than the top of the side plate.

[0010] As a preferred technical solution, the synchronization mechanism includes a driving member and a synchronization wheel, the synchronization wheel is mounted on the driving member, at least two sets of synchronization wheels are connected by a synchronization belt transmission, and the synchronization wheel is coaxially fixedly connected to the pivot shaft.

[0011] As a preferred technical solution, the output end of the driving member is connected to a driving wheel, and guide wheels are installed on the side plates between the driving wheel and the synchronous wheels on both sides. The driving wheel, guide wheel and synchronous wheel are connected by a synchronous belt transmission.

[0012] As a preferred technical solution, the transfer mechanism includes a transfer plate, a connecting plate is installed on the side of the transfer plate close to the lifting mechanism, the transfer plate is parallel to the side plate, and the connecting plate is rotatably connected to the movable end of the lifting mechanism on the same side.

[0013] As a preferred technical solution, the top height of the fixed plate is between the highest height and the lowest height of the top of the transfer plate.

[0014] As a preferred technical solution, grooves for accommodating workpieces are evenly spaced at the tops of the fixed plate and the transfer plate. When the tops of the fixed plate and the transfer plate are at the same height, the grooves on the fixed plate and the transfer plate are aligned.

[0015] As a preferred technical solution, a guide plate is installed on the tail side plate along the moving direction of the workpiece, and the top end of the guide plate gradually moves downward away from the base.

[0016] During operation: the driving member drives the active wheel to rotate, and the active wheel drives the synchronous wheel to rotate in the same direction through the synchronous belt and the guide wheel, and the synchronous wheel drives the pivot shaft connected thereto to rotate, and the pivot shaft drives the eccentric shaft connected thereto to rotate in the direction of the guide plate, and the two sets of eccentric shafts on this side drive the two sets of eccentric shafts on the other side to rotate through the connecting rod, and the eccentric shaft drives a set of transfer plates on the same side to rotate through the connecting plate connected thereto, and the transfer plate lifts the cylindrical workpiece in the groove of the previous set of stations from the bottom end of the fixed plate, and as the transfer plate rotates downward until the cylindrical workpiece in the groove of the transfer plate is placed in the groove on the fixed plate of the next set of stations, a transfer is completed, and the transfer plate continues to move downward to the lowest position, completing a cycle, and circulating back and forth to complete all feeding of the cylindrical workpieces. The device has a simple structure, does not use a gear structure, is not easy to be damaged, and saves costs.

[0017] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The three-dimensional structure of the equidistant lifting feeder for cylindrical workpieces proposed by the utility model Figure 1 ;

[0019] Figure 2 This is a front view of an equidistant lifting and feeding machine for cylindrical workpieces proposed by the utility model;

[0020] Figure 3 The internal structure of the equidistant lifting feeder for cylindrical workpieces proposed by the utility model Figure 2 .

[0021] Figure numerals: 1. base; 11. side plate; 12. fixing rod; 2. lifting mechanism; 21. eccentric shaft; 22. pivot shaft; 23. counterweight; 24. connecting rod; 3. fixing plate; 4. transfer mechanism; 41. transfer plate; 42. connecting plate; 5. synchronization mechanism; 51. driving member; 511. motor; 52. driving wheel; 53. guide wheel; 54. synchronization wheel; 55. synchronization belt; 56. mounting plate; 6. guide plate. DETAILED DESCRIPTION

[0022] 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 symbols throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0023] Example 1

[0024] refer to Figures 1 to 3 The embodiment of the present invention is an equidistant lifting and feeding machine for cylindrical workpieces, comprising a base 1, with a group of side plates 11 disposed on both sides of the base 1, the two groups of side plates 11 are fixedly connected by a plurality of groups of fixing rods 12, and the length direction of the fixing rods 12 is parallel to the length direction of the cylindrical workpiece.

[0025] A fixed plate 3 is installed on the inner side of the side plate 11, which is parallel to the side plate 11 and the top of the fixed plate 3 is not lower than the top of the side plate 11; a synchronization mechanism 5 is installed on the base 1, and the synchronization mechanism 5 drives the transfer mechanism 4 to automatically and equidistantly lift and feed through the lifting mechanism 2, and the transfer mechanism 4 is installed between the two groups of fixed plates 3.

[0026] The synchronization mechanism 5 includes a driving member 51, and the output end of the driving member 51 is connected to a driving wheel 52. The driving member 51 and the driving wheel 52 are respectively installed on the inner and outer sides of a group of side plates 3. Two groups of guide wheels 53 and two groups of synchronous wheels 54 are also installed on the outer sides of the same group of side plates 3. The driving wheel 52, the two groups of guide wheels 53 and the two groups of synchronous wheels 54 are connected by a synchronous belt 55. The diameter of the synchronous wheel 54 is larger than the diameter of the guide wheel 53. The synchronous wheel 54 is fixedly connected to the lifting mechanism 2.

[0027] It is worth noting that the driving member 51 can also be directly connected to one of the sets of synchronous wheels 54. The driving member 51 is installed on the outside of the side panel 1, and the guide wheel 53 and the driving wheel 52 are removed. The above arrangement is to prevent the driving member 51 from affecting the movement of the lifting mechanism 2. Placing the driving member 51 in the base 1 can protect the driving member 51 while saving space.

[0028] Preferably, the driving member 51 includes a motor 511 , and an output shaft of the motor 511 is fixedly connected to the driving wheel 52 .

[0029] Preferably, the two sets of guide wheels 53 are mounted on the side plate 11 via a mounting plate 56 .

[0030] The lifting mechanism 2 includes an eccentric shaft 21 and a pivot shaft 22. The eccentric radius of the eccentric shaft 21 is half of the workpiece feeding rhythm. The synchronous wheels 54 are coaxially fixedly connected to a group of pivot shafts 22 located on the inner side of the side plate 11, and two groups of pivot shafts 22 are rotatably installed at corresponding positions on the inner side of the other side plate 11. One end of the pivot shaft 22 close to the center of the base 1 is coaxially fixedly connected to the eccentric shaft 21, and one side of the eccentric shaft 21 is rotatably connected to the transfer mechanism 4. The two groups of eccentric shafts 21 on both sides are fixedly connected by a connecting rod 24, and the length direction of the connecting rod 24 is parallel to the fixed rod 12.

[0031] Preferably, a counterweight 23 is installed on the eccentric shaft 21 on the other side of the pivot shaft 22 relative to the axis of the eccentric shaft 21, and the counterweight 23 is used to reduce the rotational driving torque of the power source.

[0032] The transfer mechanism 4 includes a transfer plate 41, and a connecting plate 42 is installed on the side of the transfer plate 41 close to the eccentric shaft 21. The transfer plate 41 and the connecting plate 42 are parallel to the side plate 11. The bottoms of both ends of the connecting plate 42 are rotatably connected to the eccentric shaft 21 on the same side respectively. The highest height of the top of the transfer plate 41 is greater than the top height of the fixed plate 3, and the lowest height of the top of the transfer plate 41 is less than the top height of the fixed plate 3.

[0033] Preferably, the connecting rod 24 passes through two sets of connecting plates 42 .

[0034] Preferably, grooves for accommodating workpieces are evenly spaced at the top of the fixed plate 3 and the transfer plate 41. When the top heights of the fixed plate 3 and the transfer plate 41 are the same, the cylindrical workpiece is placed in the grooves on the fixed plate 3 and the transfer plate 41 at the same time, and the eccentric radius of the eccentric shaft 21 is half of the distance between two adjacent groups of grooves.

[0035] Preferably, a guide plate 6 is installed on the rear side plate 11 along the moving direction of the workpiece, and the top end of the guide plate 6 gradually moves downward away from the base 1. The guide plate 6 facilitates material unloading.

[0036] During operation: the driving member 51 drives the active wheel 52 to rotate, and the active wheel 52 drives the synchronous wheel 54 to rotate in the same direction through the synchronous belt 55 and the guide wheel 53, and the synchronous wheel 54 drives the pivot shaft 22 connected thereto to rotate, and the pivot shaft 22 drives the eccentric shaft 21 connected thereto to rotate toward the guide plate 6. The two groups of eccentric shafts 21 on this side drive the two groups of eccentric shafts 21 on the other side to rotate through the connecting rod 24, and the eccentric shaft 21 drives a group of transfer plates 41 on the same side to rotate through the connecting plate 42 connected thereto, and the transfer plate 41 lifts the cylindrical workpiece in the groove of the previous group of stations from the bottom end of the fixed plate 3, and as the transfer plate 41 rotates downward until the cylindrical workpiece in the groove of the transfer plate 41 is placed in the groove on the fixed plate 3 of the next group of stations, a transfer is completed, and the transfer plate 41 continues to move downward to the lowest position, completing a cycle, and circulating back and forth to complete all the feeding of the cylindrical workpieces. The device has a simple structure, does not use a gear structure, is not easy to damage, and saves cost.

[0037] It should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not 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 at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0039] In 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 one; it can be a mechanical connection, an electrical connection, or communication with each other; 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, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An equidistant lifting feeder for cylindrical workpieces, characterized in that: The invention comprises a base (1); a fixing plate (3) is installed inside two groups of side plates (11) of the base (1); a synchronization mechanism (5) is installed on the base (1); the synchronization mechanism (5) drives a transfer mechanism (4) to automatically lift and feed at equal intervals through a lifting mechanism (2); and the transfer mechanism (4) is installed between the two groups of fixing plates (3).

2. The equidistant lifting feeder for cylindrical workpieces according to claim 1, characterized in that: The lifting mechanism (2) comprises an eccentric shaft (21) and a pivot shaft (22). The eccentric radius of the eccentric shaft (21) is half of a single feeding distance. The eccentric shaft (21) is connected to the synchronization mechanism (5) via the pivot shaft (22). At least two groups of pivot shafts (22) are rotatably mounted on the inner side of the other side side plate (11). The eccentric shaft (21) is rotatably connected to the transfer mechanism (4). The two groups of eccentric shafts (21) in a direction perpendicular to the side plate (11) are fixedly connected via a connecting rod (24).

3. The equidistant lifting feeder for cylindrical workpieces according to claim 2, characterized in that: A counterweight block (23) is installed on the eccentric shaft (21) on the other side of the pivot shaft (22) relative to the axis of the eccentric shaft (21).

4. The equidistant lifting feeder for cylindrical workpieces according to claim 1, characterized in that: The fixing plate (3) is parallel to the side plate (11) and the top end of the fixing plate (3) is not lower than the top end of the side plate (11).

5. The equidistant lifting feeder for cylindrical workpieces according to claim 1, characterized in that: The synchronization mechanism (5) comprises a driving member (51) and a synchronization wheel (54), wherein the synchronization wheel (54) is mounted on the driving member (51), at least two groups of synchronization wheels (54) are connected by a synchronization belt (55), and the synchronization wheel (54) is coaxially fixedly connected to the pivot shaft (22).

6. The equidistant lifting feeder for cylindrical workpieces according to claim 5, characterized in that: The output end of the driving member (51) is connected to a driving wheel (52), and guide wheels (53) are installed on the side plates (11) between the driving wheel (52) and the synchronous wheels on both sides. The driving wheel (52), the guide wheel (53) and the synchronous wheel (54) are connected by a synchronous belt (55).

7. The equidistant lifting feeder for cylindrical workpieces according to claim 1, characterized in that: The transfer mechanism (4) comprises a transfer plate (41), a connecting plate (42) is installed on one side of the transfer plate (41) close to the lifting mechanism (2), the transfer plate (41) is parallel to the side plate (11), and the connecting plate (42) is rotatably connected to the movable end of the lifting mechanism (2) on the same side.

8. The equidistant lifting feeder for cylindrical workpieces according to claim 7, characterized in that: The top height of the fixed plate (3) is between the highest height and the lowest height of the top height of the transfer plate (41).

9. An equidistant lifting feeder for cylindrical workpieces according to claim 7 or 8, characterized in that: Grooves for accommodating workpieces are formed at equal intervals on the tops of the fixed plate (3) and the transfer plate (41). When the tops of the fixed plate (3) and the transfer plate (41) are at the same height, the grooves on the fixed plate (3) and the transfer plate (41) are aligned.

10. The equidistant lifting feeder for cylindrical workpieces according to claim 1, characterized in that: A guide plate (6) is installed on the rear side plate (11) along the moving direction of the workpiece, and the top end of the guide plate (6) is gradually downward away from the base (1).

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