CN218538456U

CN218538456U - Rotary conveying mechanism

Info

Publication number: CN218538456U
Application number: CN202223079596.8U
Authority: CN
Inventors: 李明飞; 金艳青; 韩长君
Original assignee: Chengdu Hongrui Technology Co ltd
Current assignee: Chengdu Hongrui Technology Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-02-28
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a rotary conveying mechanism, which comprises a detection station and at least two groups of feeding mechanisms which are sequentially arranged on the same horizontal line of the detection station, wherein the feeding mechanisms are provided with cam mechanisms and rotatable clamping mechanisms, and the clamping mechanisms are provided with clamping jaws which can be opened and closed; the clamping mechanism forms limit fit with the cam mechanism in the rotating process and opens the clamping jaw under the limit action of the cam mechanism; the clamping mechanisms on all the feeding mechanisms rotate synchronously, the rotating directions are consistent, and the limiting directions of the cam mechanisms on adjacent feeding mechanisms are opposite. The adjacent feeding mechanisms are synchronously rotated, and the clamping jaws are controlled to be opened or closed by the cam mechanism to realize the transfer of the workpiece among different feeding mechanisms, and meanwhile, the workpiece is transferred from a lower position to a detection station at a higher position through the rotation of the clamping mechanism; the utility model discloses can realize the work piece between different feeding mechanism and from the transfer chain to the steady transportation that detects the station, transport work degree of automation is high and the good reliability.

Description

Rotary conveying mechanism

Technical Field

The utility model belongs to the technical field of automatic check out test set technique and specifically relates to a rotatory transport mechanism.

Background

In the production process of bottled products, the tightness detection of the packaged bottled products is usually required to find out whether the bottle body has defects, damages, liquid leakage and the like. Check out test set adopts the mode that the shadow shines usually to detect bottled product, influence detection effect because of sheltering from light in order to avoid other parts on the production line, will detect the lamp setting usually in the position department that highly is higher than the transfer chain, just need to wait that bottled product that detects transports to the detection station of eminence from the transfer chain of low department in the testing process and carry out the lamp and examine, transport to the transfer chain of low department again after the lamp is examined and is accomplished, owing to relate to the transport of the work piece in turn between the co-altitude, current transport mechanism is difficult to realize.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that: the utility model provides a rotatory transport mechanism can realize that the work piece transports smoothly from transfer chain to the detection station.

For solving the technical problem the utility model discloses the technical scheme who adopts is: the rotary conveying mechanism comprises a detection station and at least two groups of feeding mechanisms which are sequentially arranged on the same horizontal line of the detection station, wherein the feeding mechanisms are provided with cam mechanisms and rotatable clamping mechanisms, and the clamping mechanisms are provided with clamping jaws which can be opened and closed; the clamping mechanism forms limit fit with the cam mechanism in the rotating process and opens the clamping jaw under the limit action of the cam mechanism; the clamping mechanisms on all the feeding mechanisms rotate synchronously, the rotating directions are consistent, and the limiting directions of the cam mechanisms on adjacent feeding mechanisms are opposite.

Further, the method comprises the following steps: the feeding mechanism comprises a rotating block and a servo motor, and the clamping mechanism is fixed on the rotating block; the rotating block is in transmission connection with the servo motor and can drive the clamping mechanism to rotate under the driving of the servo motor.

Further, the method comprises the following steps: the clamping mechanism further comprises a telescopic rod and a connecting rod mechanism, and the connecting rod mechanism is rotatably arranged on the clamping mechanism; the telescopic rod is arranged on the clamping mechanism in a telescopic mode and hinged to the clamping jaw through the connecting rod mechanism, and the telescopic rod can stretch and drive the clamping jaw to open or close.

Further, the method comprises the following steps: the clamping mechanism further comprises a return spring and a sliding rod, the sliding rod is fixed on the telescopic rod, and the return spring is sleeved on the telescopic rod; one end of the reset spring is connected with the sliding rod, and the other end of the reset spring is abutted with the clamping mechanism; the clamping mechanism is provided with a through hole in clearance fit with the telescopic rod, and one end of the telescopic rod, which is not connected with the clamping jaw, is inserted into the through hole in the clamping mechanism.

Further, the method comprises the following steps: the cam mechanism comprises an air cylinder and a limiting arc plate, and the limiting arc plate is a semicircular arc plate; the cylinder and the limiting arc plate are arranged on the outer side of the rotating path of the sliding rod, the output end of the cylinder is connected with the end of the limiting arc plate, and the inner diameter of the limiting arc plate is smaller than the maximum rotating radius of the sliding rod; when the sliding rod rotates to the same horizontal direction of the cylinder along with the clamping mechanism, the output end of the cylinder is opposite to the sliding rod from the side.

Further, the method comprises the following steps: the limiting arc plates are semicircular arc plates, the limiting arc plates on the adjacent feeding mechanisms are respectively arranged on the upper half part and the lower half part of the corresponding feeding mechanism, and the concave surfaces of the limiting arc plates face the direction of the corresponding clamping mechanism.

Further, the method comprises the following steps: the transition block is fixedly connected with the output end of the air cylinder, and the transition block is connected with the end of the limiting arc plate.

Further, the method comprises the following steps: the end face of one end, opposite to the sliding rod, of the transition block is an arc face.

Further, the method comprises the following steps: the sliding rod is further sleeved with a bearing, and the bearing is located at one end, in contact with the limiting arc plate, of the sliding rod.

Further, the method comprises the following steps: the number of the clamping mechanisms is four, and the four clamping mechanisms are uniformly distributed in a cross shape around the feeding rotating block.

The beneficial effects of the utility model are that: the utility model discloses set up multiunit feeding mechanism and cooperate, carry out the centre gripping to the work piece through the fixture on the feeding mechanism, realize the transportation of work piece between different feeding mechanism through synchronous rotation and the control that the cam mechanism opens or draws in the clamping jaw between the adjacent feeding mechanism, transport the work piece to the detection station of eminence from the low place through the rotation of fixture simultaneously; the utility model discloses can realize the work piece between different feeding mechanism and from the transfer chain to the steady transportation that detects the station, transport work degree of automation is high and the good reliability.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a front isometric view of the feeding mechanism of the present invention;

fig. 3 is a back perspective view of the present invention;

fig. 4 is a schematic structural view of the clamping mechanism of the present invention;

fig. 5 isbase:Sub>A cross-sectional view taken along the planebase:Sub>A-base:Sub>A in fig. 4.

Labeled as: 100-detection station, 200-feeding mechanism, 210-rotating block, 220-servo motor, 300-cam mechanism, 310-cylinder, 320-limit arc plate, 330-transition block, 400-clamping mechanism, 410-clamping jaw, 420-telescopic rod, 430-reset spring, 440-sliding rod and 450-bearing.

Detailed Description

In order to facilitate understanding of the present invention, the following description is further provided with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "front", "back", "left", "right", "upper", "lower", "inner", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, and do not indicate or imply that the device or component to be referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, the rotary conveying mechanism of the present invention includes two or more sets of feeding mechanisms 200, and the feeding mechanisms 200 are arranged in sequence on the same horizontal line of the detection station 100. The number of the feeding mechanisms 200 is selected according to the distance from the detection station 100 to the conveying belt for inputting the workpieces, so that the feeding mechanism 200 at the foremost end of the whole rotary conveying mechanism can clamp and take the workpieces to be detected on the conveying belt. The feeding mechanism 200 is provided with a cam mechanism 300 and a clamping mechanism 400, wherein the clamping mechanism 400 is provided with a clamping jaw 410 for clamping a workpiece, and the clamping jaw 410 clamps the workpiece through the opening and closing actions of the clamping jaw 410; the cam mechanism 300 limits the clamping mechanism 400, the clamping jaws 410 on the clamping mechanism 400 are controlled to be opened through the limiting matching between the cam mechanism 300 and the clamping mechanism 400, and the clamping mechanism 400 is kept in a folded state when not limited by the cam mechanism 300. The utility model discloses make fixture 400 synchronous rotation on all feeding mechanism 200 and the rotation direction is unanimous, make the spacing opposite direction of cam mechanism 300 on adjacent feeding mechanism 200 simultaneously, then fixture 400's clamping jaw 410 opens in turn and draws in the action in adjacent feeding mechanism 200.

When the workpiece is conveyed, the clamping jaw 410 of the clamping mechanism 400 on the first feeding mechanism 200 at the head end of the rotary conveying mechanism is opened to clamp the workpiece, then the clamping jaw 410 is closed to clamp the workpiece, the clamping mechanism 400 rotates to transfer the workpiece to the second feeding mechanism 200, at the moment, the clamping mechanism 400 of the first feeding mechanism 200 is limited by the cam mechanism 300, the clamping jaw 410 of the first feeding mechanism 200 is opened, meanwhile, the clamping jaw 410 of the clamping mechanism 400 on the second feeding mechanism 200 is opened to clamp the workpiece, and then the workpiece is separated from the limiting action of the corresponding cam mechanism 300, the clamping jaw 410 of the clamping mechanism 400 on the second feeding mechanism 200 is closed to clamp the workpiece, and the workpiece is transferred along with the rotation of the clamping mechanism 400 on the second feeding mechanism 200; the process is repeated until the workpiece is transferred to the inspection station 100 for light inspection.

As shown in fig. 2 and 3, the feeding mechanism 200 of the present invention includes a rotating block 210 and a servo motor 220; wherein, the rotating block 210 is used as a mounting base of the feeding mechanism 200, and the clamping mechanism 400 is mounted on the rotating block 210; the servo motor 220 is used as a driving part of the rotating block 210, the servo motor 220 is in transmission connection with the rotating block 210, the servo motor 220 can be fixed through other mechanisms, the output end of the servo motor 220 is connected with the rotating block 210, the connection position is preferably the central position of the rotating block 210, and the servo motor 220 can drive the rotating block 210 to rotate when working.

The action of the clamping jaw 410 in the utility model is directly controlled by the telescopic rod 420, as shown in fig. 2 to 5, the telescopic rod 420 is hinged with the clamping jaw 410 through a connecting rod structure, the connecting rod structure is a transmission structure commonly used in the field, and the description is omitted; the telescopic rod 420 is telescopically arranged on the clamping mechanism 400, and the telescopic rod 420 drives the connecting rod structure to work through the telescopic action of the telescopic rod 420 relative to the clamping mechanism 400, so that the clamping jaw 410 is driven to open or close.

Specifically, the telescopic motion of the telescopic rod 420 in the clamping mechanism 400 is realized by the cooperation of the return spring 430 and the sliding rod 440, as shown in fig. 3 to 5, a through hole for the telescopic rod 420 to pass through is arranged on the clamping mechanism 400, the aperture of the through hole is larger than the outer diameter of the telescopic rod 420 so that the through hole is in clearance fit with the telescopic rod 420, one end of the telescopic rod 420 is hinged with the clamping jaw 410 through a connecting rod structure, and the other end of the telescopic rod 420 is inserted into the through hole on the clamping mechanism 400; the reset spring 430 is sleeved on the telescopic rod 420, the sliding rod 440 is fixed on the telescopic rod 420, one end of the reset spring 430 is fixedly connected with the sliding rod 440, and the other end of the reset spring 430 abuts against the clamping mechanism 400. The force is applied to the sliding rod 440, so that the sliding rod 440 drives the telescopic rod 420 to move towards the through hole, the extending part of the telescopic rod 420 can be shortened, the telescopic rod 420 is shortened, meanwhile, the clamping jaw 410 is driven to open through the connecting rod structure, and the return spring 430 is compressed; similarly, when no longer applying force to slide bar 440, reset spring 430 is no longer stressed and compressed, and reset spring 430 kick-backs and drives telescopic link 420 and move outward towards the through-hole and can make telescopic link 420's extension, and telescopic link 420 drives clamping jaw 410 through the connecting rod structure and draws in when extending.

Further, the utility model discloses in realize through the cooperation of cam mechanism 300 with telescopic link 420 that fixture 400 gets and unloads the automatic clamp of work piece. The cam mechanism 300 includes an air cylinder 310 and a limit arc plate 320, as shown in fig. 3, the air cylinder 310 is fixed outside the rotation path of the sliding rod 440 through other mechanisms, the position of the air cylinder 310 is required to ensure that the extending position of the output end of the air cylinder 310 can be within the rotation radius of the sliding rod 440, and when the sliding rod 440 rotates to the same horizontal position of the air cylinder 310 along with the clamping mechanism 400, the output end of the air cylinder 310 faces the sliding rod 440 from the side. The sliding rod 440 rotates to contact with the output end of the air cylinder 310 and is squeezed, the sliding rod 440 drives the telescopic rod 420 to shorten, and the clamping jaw 410 is opened. The limiting arc plate 320 in the cam mechanism 300 is matched with the cylinder 310, the limiting arc plate 320 is arranged outside the rotating path of the sliding rod 440, the inner diameter of the limiting arc plate 320 is smaller than the maximum rotating radius of the sliding rod 440, and the end of the limiting arc plate 320 is connected with the output end of the cylinder 310. The sliding rod 440 moves along the inner arc surface of the limiting arc plate 320 after moving under the limiting action of the output end of the cylinder 310, at this time, the sliding rod 440 is continuously limited by the limiting arc plate 320, the return spring 430 keeps a compressed state, and correspondingly, the clamping jaw 410 is also in an open state; when the sliding rod 440 slides out of the limiting arc plate 320, the sliding rod 440 is no longer limited by the limiting arc plate 320, the return spring 430 rebounds, and the clamping jaw 410 is in a folded state.

In order to facilitate the transfer of the workpieces between the adjacent feeding mechanisms 200, the limiting arc plates 320 may be semicircular arc plates so that the connection positions of the workpieces between the adjacent feeding mechanisms 200 are just on a horizontal line, as shown in fig. 1, the limiting arc plates 320 on the adjacent feeding mechanisms 200 are respectively disposed on the upper half part and the lower half part of the corresponding feeding mechanism 200, and the concave surfaces of the limiting arc plates 320 face the direction of the corresponding clamping mechanism 400, so that the opening and closing actions of the clamping jaws 410 on the adjacent feeding mechanisms 200 can be performed alternately.

In order to realize the smooth transition from the sliding rod 440 to the limiting arc plate 320, the present invention further adds a transition block 330, as shown in fig. 3, the transition block 330 is fixedly connected to the output end of the cylinder 310; furthermore, the end face of the end of the transition block 330 facing the sliding rod 440 can be set as an arc face, so that the end face of the transition block 330 and the inner arc face of the limiting arc plate 320 are in arc transition, and the sliding rod 440 rotates more stably.

Considering that the sliding rod 440 is influenced by the friction force of the limit arc plate 320 in the process of rotating along the limit arc plate 320, in order to reduce the friction force between the sliding rod 440 and the limit arc plate 320, the bearing 450 may be sleeved on the sliding rod 440, and the bearing 450 is located at the end where the sliding rod 440 contacts the limit arc plate 320, so that the friction force between the sliding rod 440 and the limit arc plate 320 may be converted into rolling friction force, and the sliding rod 440 receives less resistance in the rotating process, and moves more stably.

The number of the clamping mechanisms 400 can be set according to the requirement of actual light inspection work, for example, in this embodiment, an input conveyor belt and an output conveyor belt are respectively horizontally arranged on two sides of the feeding mechanism 200, and the detection light of the detection station 100 is arranged right above the feeding mechanism 200 at the tail end, then four clamping mechanisms 400 can be adopted, as shown in fig. 1 to fig. 3, the four clamping mechanisms 400 are uniformly distributed around the rotating block 210 in a cross shape, correspondingly, the number of the cylinders 310 is two, the two cylinders 310 are respectively located on two sides of the rotating feeding mechanism, the semicircular limiting arc plate 320 is arranged below the two cylinders 310, and two ends of the limiting arc plate 320 are respectively connected with the transition blocks 330 on the two cylinders 310.

Claims

1. Rotatory transport mechanism, its characterized in that: the device comprises a detection station (100) and at least two groups of feeding mechanisms (200) which are sequentially arranged on the same horizontal line of the detection station (100), wherein a cam mechanism (300) and a rotatable clamping mechanism (400) are arranged on the feeding mechanisms (200), and a clamping jaw (410) which can be opened and closed is arranged on the clamping mechanism (400); the clamping mechanism (400) forms limit fit with the cam mechanism (300) in the rotating process and enables the clamping jaw (410) to be opened under the limit action of the cam mechanism (300); the clamping mechanisms (400) on all the feeding mechanisms (200) rotate synchronously, the rotating directions are consistent, and the limiting directions of the cam mechanisms (300) on the adjacent feeding mechanisms (200) are opposite.

2. The rotary transport mechanism of claim 1, wherein: the feeding mechanism (200) comprises a rotating block (210) and a servo motor (220), and the clamping mechanism (400) is fixed on the rotating block (210); the rotating block (210) is in transmission connection with the servo motor (220) and can drive the clamping mechanism (400) to rotate under the driving of the servo motor (220).

3. The rotary transport mechanism of claim 1, wherein: the clamping mechanism (400) further comprises an expansion link (420) and a connecting rod structure, and the connecting rod structure is rotatably arranged on the clamping mechanism (400); the telescopic rod (420) is telescopically arranged on the clamping mechanism (400) and is hinged to the clamping jaw (410) through a connecting rod structure, and the telescopic rod (420) can stretch and drive the clamping jaw (410) to open or close.

4. The rotary transport mechanism of claim 3, wherein: the clamping mechanism (400) further comprises a return spring (430) and a sliding rod (440), the sliding rod (440) is fixed on the telescopic rod (420), and the return spring (430) is sleeved on the telescopic rod (420); one end of the return spring (430) is connected with the sliding rod (440), and the other end of the return spring (430) is abutted with the clamping mechanism (400); the clamping mechanism (400) is provided with a through hole in clearance fit with the telescopic rod (420), and one end of the telescopic rod (420), which is not connected with the clamping jaw (410), is inserted into the through hole in the clamping mechanism (400).

5. The rotary transport mechanism of claim 4, wherein: the cam mechanism (300) comprises an air cylinder (310) and a limit arc plate (320); the air cylinder (310) and the limiting arc plate (320) are arranged on the outer side of the rotating path of the sliding rod (440), the output end of the air cylinder (310) is connected with the end of the limiting arc plate (320), and the inner diameter of the limiting arc plate (320) is smaller than the maximum rotating radius of the sliding rod (440); when the sliding rod (440) rotates to the same horizontal direction of the air cylinder (310) along with the clamping mechanism (400), the output end of the air cylinder (310) is opposite to the sliding rod (440) from the side.

6. The rotary transfer mechanism of claim 5, wherein: the limiting arc plates (320) are semicircular arc plates, the limiting arc plates (320) on the adjacent feeding mechanisms (200) are respectively arranged on the upper half part and the lower half part of the corresponding feeding mechanism (200), and the concave surfaces of the limiting arc plates (320) face the direction of the corresponding clamping mechanism (400).

7. The rotary transfer mechanism of claim 5, wherein: the transition block (330) is fixedly connected with the output end of the air cylinder (310), and the transition block (330) is connected with the end head of the limiting arc plate (320).

8. The rotary transport mechanism of claim 7, wherein: the end face of one end, opposite to the sliding rod (440), of the transition block (330) is an arc face.

9. The rotary transport mechanism of claim 5, wherein: the sliding rod (440) is further sleeved with a bearing (450), and the bearing (450) is located at one end, in contact with the limiting arc plate (320), of the sliding rod (440).

10. The rotary conveyor mechanism according to any one of claims 1 to 9, wherein: the number of the clamping mechanisms (400) is four, and the four clamping mechanisms (400) are uniformly distributed in a cross shape around the conveying rotating block (210).