CN107398705B

CN107398705B - Material distributing device

Info

Publication number: CN107398705B
Application number: CN201710730050.9A
Authority: CN
Inventors: 林锋
Original assignee: Dongguan Kesheng Automation Technology Co ltd
Current assignee: Dongguan Kesheng Automation Technology Co ltd
Priority date: 2017-08-23
Filing date: 2017-08-23
Publication date: 2023-05-05
Anticipated expiration: 2037-08-23
Also published as: CN107398705A

Abstract

The invention discloses a distributing device, which comprises a frame, a first movable seat, a second movable seat, a first linear driver, a linkage rod, a guide piece, a guide wheel, a first material taking mechanism and a second material taking mechanism, wherein the first movable seat and the second movable seat are arranged on the frame in a sliding manner along the left-right direction, the first material taking mechanism is arranged on the first movable seat, and the second material taking mechanism is arranged on the second movable seat in a sliding manner along the front-back direction; the first linear driver is fixed on the frame along the left-right direction, and the second movable seat is fixedly connected with the output end of the first linear driver; one end of the linkage rod is fixed on the second movable seat, the other end of the linkage rod is fixed with a limiting end head, the first movable seat is sleeved on the linkage rod in a sliding way, and the first movable seat is positioned between the second movable seat and the limiting end head; the guide piece is fixed on the frame, and a guide part extending from the left rear to the right front is formed on the guide piece; the guide wheel is arranged on the second material taking mechanism and slides on the guide part.

Description

Material distributing device

Technical Field

The invention relates to the technical field of mechanical equipment for material separation, in particular to a material separation device.

Background

In the automatic assembly process, in order to meet the assembly requirements of different stations, the workpieces which are close to each other are required to be conveyed and separated at intervals.

As is well known, most manufacturers adopt a distributing device to convey and distribute materials which are mutually spaced apart from workpieces which are close to each other at present, however, the existing distributing device can only realize conveying and distributing of workpieces one by one in a single direction, can not convey and distribute materials to the workpieces in two directions at the same time, and is difficult to meet the requirements of subsequent multi-workpiece and multi-azimuth simultaneous assembly; or, the existing material distributing device needs to realize the simultaneous conveying and distributing of the workpieces in two directions through the driving action of a plurality of air cylinders, and has extremely complex structure and extremely high manufacturing cost.

Accordingly, there is a strong need for a dispensing device that overcomes the above-described problems.

Disclosure of Invention

The invention aims to provide a material distributing device which is simple and reasonable in structure and can convey and distribute materials to workpieces in multiple directions at the same time.

In order to achieve the above purpose, the invention provides a distributing device, which is suitable for conveying workpieces which are close to each other at intervals, and comprises a frame, a first movable seat, a second movable seat, a first linear driver, a linkage rod, a guide piece, a guide wheel, a first material taking mechanism and a second material taking mechanism, wherein the first movable seat and the second movable seat are both arranged on the frame in a sliding manner along the left-right direction, the first material taking mechanism is arranged on the first movable seat, and the second material taking mechanism is arranged on the second movable seat in a sliding manner along the front-back direction; the first linear driver is fixed on the frame along the left-right direction, and the second movable seat is fixedly connected with the output end of the first linear driver; one end of the linkage rod is fixed on the second movable seat, the other end of the linkage rod is fixed with a limiting end head, the first movable seat is sleeved on the linkage rod in a sliding way, and the first movable seat is positioned between the second movable seat and the limiting end head; the guide piece is fixed on the frame, and a guide part extending from the left rear to the right front is formed on the guide piece; the guide wheel is arranged on the second material taking mechanism, and the guide wheel slides on the guide part.

Preferably, the material distributing device further comprises a guide rail, a first sliding base and a second sliding base, wherein the guide rail is fixedly arranged on the frame along the left-right direction, the first sliding base and the second sliding base are both arranged on the guide rail in a sliding manner, and the first sliding base is positioned on the left side of the second sliding base; the first movable seat is fixed on the first sliding base, and the second movable seat is fixed on the second sliding base.

Preferably, the first material taking mechanism comprises a first pneumatic finger, a first clamping arm and a second clamping arm, wherein the first pneumatic finger is fixed on the first movable seat, the first clamping arm is fixed on one of two output ends of the first pneumatic finger, and the second clamping arm is fixed on the other one of two output ends of the first pneumatic finger.

Preferably, the second material taking mechanism comprises a sliding seat, a second pneumatic finger, a third clamping arm and a fourth clamping arm, wherein the sliding seat is slidably arranged on the second movable seat along the front-back direction, the guide wheel is pivoted on the sliding seat around a vertical axis, the second pneumatic finger is fixed on the sliding seat along the front-back direction, the third clamping arm is fixed on one of two output ends of the second pneumatic finger, and the fourth clamping arm is fixed on the other one of two output ends of the second pneumatic finger.

Preferably, the guiding part comprises a first guiding section, a transition guiding section and a second guiding section which are sequentially communicated from right to left, wherein the first guiding section and the second guiding section are arranged along the left-right direction, and the transition guiding section is inclined along the direction from the left rear to the right front.

Preferably, the guiding part is a guiding groove or a guiding convex strip.

Preferably, the first guiding section is in arc transition and is communicated with one end of the transition guiding section, and the other end of the transition guiding section is in arc transition and is communicated with the second guiding section.

Preferably, the distributing device further comprises a limiting assembly, wherein the limiting assembly comprises a first limiting sensor and a second limiting sensor, and the first limiting sensor and the second limiting sensor are fixed on the frame at intervals; the first material taking mechanism further comprises a trigger piece, the trigger piece is fixed on the first movable seat, and the trigger piece is located between the first limit sensor and the second limit sensor.

Preferably, the limiting assembly further comprises a third limiting sensor, the third limiting sensor is fixed on the right side of the frame, and the third limiting sensor is opposite to the second moving seat.

Preferably, the material distributing device further comprises a feeding mechanism, wherein the feeding mechanism comprises a second linear driver, a moving arm, a first blocking piece, a second blocking piece and a feeding channel for conveying the workpiece, the second linear driver is fixed on the frame along the vertical direction, the moving arm is arranged on the frame along the vertical direction in a sliding manner, and the moving arm is connected with the output end of the second linear driver; the first blocking piece and the second blocking piece are fixed on the moving arm in a staggered manner along the vertical direction, and when one of the first blocking piece and the second blocking piece blocks the workpiece conveyed in the feeding channel, the other one of the first blocking piece and the second blocking piece avoids the workpiece conveyed in the feeding channel.

Compared with the prior art, the first movable seat and the second movable seat of the material distributing device are both arranged on the frame in a sliding manner along the left-right direction, the first material taking mechanism is arranged on the first movable seat, and the second material taking mechanism is arranged on the second movable seat in a sliding manner along the front-back direction; the first linear driver is fixed on the frame along the left-right direction, and the second movable seat is fixedly connected with the output end of the first linear driver; one end of the linkage rod is fixed on the second movable seat, the other end of the linkage rod is fixed with a limiting end head, the first movable seat is sleeved on the linkage rod in a sliding way, and the first movable seat is positioned between the second movable seat and the limiting end head; the guide piece is fixed on the frame, and a guide part extending from the left rear to the right front is formed on the guide piece; the guide wheel is fixed on the second material taking mechanism and slides on the guide part. The first material taking mechanism and the second material taking mechanism clamp and take the close workpiece, the first linear driver drives the second movable seat to drive the linkage rod to slide rightwards, the second movable seat drives the second material taking mechanism to move rightwards and away from the first material taking mechanism, and simultaneously, under the guiding action of the guiding wheel sliding on the guiding part, the second material taking mechanism synchronously moves forwards, so that the second material taking mechanism can synchronously move rightwards and forwards until the linkage rod moves leftwards until the limiting end is abutted against the first movable seat, the first movable seat can be pushed to drive the first material taking mechanism to move rightwards, so that the conveying of the close workpiece at intervals is realized, the workpiece can be conveyed and separated in multiple directions simultaneously under the driving of a single first linear driver, and the requirements of subsequent multiple workpieces and multi-azimuth simultaneous assembly are met; meanwhile, the structure is greatly simplified, the structure is simpler and more reasonable, and the manufacturing cost is greatly reduced.

Drawings

Fig. 1 is a schematic perspective view of a material-separating device according to the present invention.

Fig. 2 is a schematic perspective view of a material separating device according to the present invention.

Fig. 3 is a front view of the dispensing device of the present invention.

Fig. 4 is a rear view of the dispensing device of the present invention with the support plate removed.

Fig. 5 is a schematic plan view of the guide of the present invention.

Detailed Description

Embodiments of the present invention will now be described with reference to the drawings, wherein like reference numerals represent like elements throughout.

Referring to fig. 1 to 5, which show the structure diagrams of the material distributing device 100 and the internal components thereof according to the present invention with different viewing angles, referring to fig. 1, 2, 3 and 4, in which the X axis represents the left-right direction, the Y axis represents the front-back direction, and the Z axis represents the vertical direction, the material distributing device 100 of the present invention includes a frame 10, a first moving seat 20a, a second moving seat 20b, a first linear actuator 30, a linkage rod 30a, a guide member 40, a guide wheel 40a, a first material taking mechanism 50a and a second material taking mechanism 50b for gripping a workpiece, wherein the first moving seat 20a and the second moving seat 20b are all slidably disposed on the frame 10 along the left-right direction, the first material taking mechanism 50a is disposed on the first moving seat 20a, and the second material taking mechanism 50b is slidably disposed on the second moving seat 20b along the front-back direction; the first linear driver 30 is fixed on the frame 10 along the left-right direction, and the second movable seat 20b is fixedly connected to the output end of the first linear driver 30; one end of the linkage rod 30a is fixed on the second movable seat 20b, the other end of the linkage rod 30a is fixed with a limiting end head 31a, the first movable seat 20a is sleeved on the linkage rod 30a in a sliding way, and the first movable seat 20a is positioned between the second movable seat 20b and the limiting end head 31 a; the guide member 40 is fixed on the frame 10, and a guide portion 41 extending from the left rear to the right front is formed on the guide member 40; the guiding wheel 40a is arranged on the second material taking mechanism 50b, and the guiding wheel 40a slides on the guiding part 41. Then, the first material taking mechanism 50a and the second material taking mechanism 50b clamp the close workpiece, the first linear driver 30 drives the second movable seat 20b to drive the linkage rod 30a to slide rightwards, the second movable seat 20b drives the second material taking mechanism 50b to move rightwards and away from the first material taking mechanism 50a, and simultaneously, under the guiding action of the guiding wheel 40a sliding on the guiding part 41, the second material taking mechanism 50b synchronously moves forwards, so that the second material taking mechanism 50b can synchronously move rightwards and forwards until the linkage rod 30a moves leftwards until the limiting end 31a is abutted against the first movable seat 20a, the first movable seat 20a can be pushed to drive the first material taking mechanism 50a to move rightwards, so that the conveying of the close workpiece at intervals is realized, the workpiece can be conveyed and separated in multiple directions simultaneously under the driving of a single first linear driver 30, and the requirement of subsequent multiple workpieces and multi-azimuth simultaneous assembly is met; meanwhile, the structure is greatly simplified, the structure is simpler and more reasonable, and the manufacturing cost is greatly reduced. Specifically, the following are:

referring to fig. 1 to 4, the material distributing device 100 of the present embodiment further includes a guide rail 60a, a first sliding base 60b and a second sliding base 60c, the guide rail 60a is fixedly disposed on the frame 10 along a left-right direction, the first sliding base 60b and the second sliding base 60c are both slidably disposed on the guide rail 60a, the first sliding base 60b is located at a left side of the second sliding base 60c, the first moving base 20a is fixed on the first sliding base 60b, and the first material taking mechanism 50a is disposed on the first moving base 20a, so as to realize that the whole first material taking mechanism 50a moves on the frame 10 along the direction of the guide rail 60 a; the second movable base 20b is fixed on the second sliding base 60c, and the second extracting mechanism 50b is arranged on the second movable base 20b, so that the whole second extracting mechanism 50b moves on the frame 10 along the direction of the guide rail 60 a. Furthermore, the first moving seat 20a and the second moving seat 20b are both arranged on the frame 10 in a sliding manner along the left-right direction, and the structure is simpler, and the sliding is more stable and smooth.

Referring to fig. 2, a first avoidance hole 21a is further provided on the first moving seat 20a, and one end of the linkage rod 30a is slidably inserted into the first avoidance hole 21a, so that the limitation of the maximum distance between the first material taking mechanism 50a and the second material taking mechanism 50b is achieved through the limiting pushing action of the limiting end 31a, that is, the second material taking mechanism 50b is driven to move by the first linear driver 30, and when the distance between the second material taking mechanism 50b and the first material taking mechanism 50a reaches the maximum distance, the first material taking mechanism 50a can be synchronously driven to move. Preferably, the first linear actuator 30 is a cylinder, but not limited thereto, and will not be described herein.

Referring to fig. 1 to 4, in the dispensing device 100 of the present embodiment, the first material taking mechanism 50a includes a first pneumatic finger 51a, a first clamping arm 52a and a second clamping arm 53a, wherein the first pneumatic finger 51a is fixed on the first moving seat 20a, and the first moving seat 20a moves to drive the first pneumatic finger 51a to move along the left-right direction. The first clamping arm 52a is fixed to one of the two output ends of the first pneumatic finger 51a, and the second clamping arm 53a is fixed to the other of the two output ends of the first pneumatic finger 51 a. The first pneumatic finger 51a may control the open/close states of the first clamping arm 52a and the second clamping arm 53a, and during the operation of the material distributing device 100, the workpiece is clamped between the first clamping arm 52a and the second clamping arm 53a, and the movement of the first moving seat 20a drives the first pneumatic finger 51a to move in the left-right direction, so as to complete the movement of the workpiece in the first material taking mechanism 50 a.

With continued reference to fig. 1 to 4, the second extracting mechanism 50b of the separating device 100 of the present embodiment includes a sliding seat 51b, a second pneumatic finger 52b, a third clamping arm 53b and a fourth clamping arm 54b, the sliding seat 51b is slidably disposed on the second moving seat 20b along the front-back direction, and the sliding seat 51b is located at the top of the second moving seat 20b, and the second moving seat 20b is perpendicular to the frame 10, so that the sliding seat 51b can move along the front-back direction at the top of the second moving seat 20b. The guiding wheel 40a is pivoted on the sliding seat 51b around a vertical axis, and the guiding wheel 40a can slide in the guiding portion 41 along the guiding track of the guiding portion 41. Preferably, the second pneumatic finger 52b is fixed to the slider 51b in the front-rear direction, the third clamping arm 53b is fixed to one of the two output ends of the second pneumatic finger 52b, and the fourth clamping arm 54b is fixed to the other of the two output ends of the second pneumatic finger 52 b. The second pneumatic finger 52b can control the open and closed states of the third clamping arm 53b and the fourth clamping arm 54b, during the operation of the material distributing device 100, the workpiece is clamped between the third clamping arm 53b and the fourth clamping arm 54b, the sliding seat 51b moves in the front-back direction, and the second moving seat 20b moves in the left-right direction, so that under the cooperation of the structure of the sliding seat 51b sliding on the second moving seat 20b in the front-back direction and the structure of the guiding wheel 40a sliding on the guiding part 41, the workpiece clamped by the second material taking mechanism 50b moves synchronously in two directions. Furthermore, in the present embodiment, the first pneumatic finger 51a and the second pneumatic finger 52b are preferably parallel to each other, and the structural arrangement is more reasonable.

Referring to fig. 1, 2 and 5, the dispensing device 100 of the present invention further includes a support plate 80, and the guide member 40 is fixed on the frame 10 through the support plate 80. The guide portion 41 includes a first guide section 411, a transition guide section 413 and a second guide section 412, which are sequentially connected from right to left, and the first guide section 411 and the second guide section 412 are preferably disposed along a left-right direction, and the transition guide section 413 is inclined along a left rear-right front direction. When the material is separated, the guide wheel 40a slides through the first guide section 411, the transition guide section 413 and the second guide section 412 in sequence, so that the second extracting mechanism 50b connected with the guide wheel 40a moves from the left rear to the right front synchronously. Preferably, the widths of the first guide section 411, the second guide section 412 and the transition guide section 413 are constant, and the guide wheel 40a is slidably disposed in the guide portion 41, so that the second extracting mechanism 50b driven by the guide wheel 40a can move stably. Preferably, in the present embodiment, the guiding portion 41 is a guiding groove, however, in other embodiments, the guiding portion 41 may be a guiding protrusion, which can also achieve the guiding function of the guiding wheel 40a, so that the description thereof will not be repeated here. More preferably, the first guiding section 411 is in arc transition and is communicated with one end of the transition guiding section 413, and the other end of the transition guiding section 413 is in arc transition and is communicated with the second guiding section 412, so that the guiding wheel 40a can slide and transition among the first guiding section 411, the transition guiding section 413 and the second guiding section 412 more smoothly and stably, and the structure is more reasonable.

With continued reference to fig. 1 to 4, the first linear driver 30 of the distributing device 100 of the present invention drives the second moving seat 20b to move left and right, so that the whole second extracting mechanism 50b can be directly driven to move in the left and right direction; moreover, the first extracting mechanism 50a is driven to move by the linkage rod 30a fixed on the second moving seat 20b, so that the first linear driver 30 can also indirectly drive the second extracting mechanism 50b to move in the left-right direction. Preferably, the first linear actuator 30 is a cylinder, but not limited thereto, and will not be described herein. In this embodiment, the movement of the two material taking mechanisms can be realized by a single driver, so that the material distributing device 100 is simplified, and the structure of the material distributing device 100 is simpler and more reasonable.

Referring to fig. 2 and 4, preferably, the material distributing device 100 of the present invention further includes a limiting component (not labeled in the drawings), the limiting component includes a first limiting sensor 91 and a second limiting sensor 92, and the first limiting sensor 91 and the second limiting sensor 92 are fixed on the frame 10 at a distance from each other; the first extracting mechanism 50a further includes a trigger member 54a, where the trigger member 54a is fixed on the first moving seat 20a, and the trigger member 54a is located between the first limit sensor 91 and the second limit sensor 92. The first limit sensor 91 and the second limit sensor 92 limit the moving position of the trigger piece 54a, so that the left-right moving stroke of the first moving seat 20a is controlled, and the structure is safer and more reliable.

Further, the limiting assembly further comprises a third limiting sensor 93, the third limiting sensor 93 is fixed on the right side of the frame 10, the third limiting sensor 93 is arranged along the left-right direction, and the third limiting sensor 93 is opposite to the second moving seat 20b. Preferably, the third limit sensor 93 is located on the right side of the second extracting mechanism 50b, and the first extracting mechanism 50a and the second extracting mechanism 50b are located on the left side of the third limit sensor 93, so that the layout is more reasonable and compact. When the second moving seat 20b abuts against the third limiting sensor 93, the second moving seat 20b can be limited to continue to move rightward, so as to prevent the second moving seat 20b from moving excessively.

Referring to fig. 1 to 4, the material dividing apparatus 100 of the present invention further includes a feeding mechanism 70, where the feeding mechanism 70 includes a second linear driver 71, a moving arm 72, a first blocking member 73, a second blocking member 74, and a feeding channel 75 for conveying a workpiece. The second linear driver 71 is fixed on the frame 10 along the vertical direction, the moving arm 72 is slidably disposed on the frame 10 along the vertical direction, and the moving arm 72 is connected to the output end of the second linear driver 71, so that the moving arm 72 can be driven to move up and down along the frame 10 by the second linear driver 71. The first blocking member 73 and the second blocking member 74 are fixed on the moving arm 72 in a manner of being staggered with each other in the vertical direction, that is, the first blocking member 73 and the second blocking member 74 are arranged in a manner of being spaced apart from each other in the left-right direction, preferably, in the present embodiment, the first blocking member 73 is located at the right side of the output port of the feed channel 75, the second blocking member 74 is located at the left side of the output port of the feed channel 75, and when one of the first blocking member 73 and the second blocking member 74 blocks the workpiece conveyed in the feed channel 75, the other one of the first blocking member 73 and the second blocking member 74 avoids the workpiece conveyed in the feed channel 75. When the first material taking mechanism 50a and the second material taking mechanism 50b convey the materials, the second linear driver 71 drives the movable arm 72 to move upwards, so that the first blocking piece 73 blocks the rightmost workpiece in the feeding channel 75 to block the workpiece from being conveyed, and the workpiece is effectively prevented from sliding off; when the first and second extracting

mechanisms

50a and 50b extract materials, the second linear driver 71 drives the moving arm 72 to move downwards, and the second blocking member 74 presses the third last workpiece to fix the third workpiece, so as to prevent the workpiece from continuing to feed forward during the extracting process, and allow the first last workpiece and the second last workpiece to be taken away by the first extracting mechanism 50a and the second extracting mechanism 50 b. That is, in the present embodiment, the distance between the first blocking member 73 and the second blocking member 74 in the left-right direction is the width of two workpieces, so that the distance between the first blocking member 73 and the second blocking member 74 in the left-right direction can be adjusted according to the actual workpieces to meet different use requirements. Preferably, the second linear actuator 71 is a cylinder, but not limited thereto, and will not be described herein.

Preferably, the feeding mechanism 70 of the present invention further includes a sensing assembly 76, wherein the sensing assembly 76 includes a first sensor 761, a second sensor 762 and a third sensor 763 all fixed on the frame 10, the first sensor 761, the second sensor 762 and the third sensor 763 are all located above the feeding channel 75, the first sensor 761 is opposite to the position of the last workpiece in the feeding channel 75, the second sensor 762 is opposite to the position of the last third workpiece in the feeding channel 75, and when the first sensor 761 and the second sensor 762 both detect the workpiece, the material taking can be started. Moreover, the third sensor 763 is located at the left side of the second sensor 762 to detect whether the workpiece is conveyed in the left side of the third workpiece in the feeding channel 75, the third sensor 763 is used for sensing whether the workpiece enters the material distributing device 100, when no material is detected, the material distributing device 100 of the present invention can be controlled to stop working, and the position of the third sensor 763 is not specifically limited and will not be described herein. By monitoring the sensing assembly 76, the workpiece conveying condition can be monitored in real time, the first material taking mechanism 50a and the second material taking mechanism 50b are prevented from clamping empty load, and the material taking normal operation is ensured.

The working principle of the material distributing device 100 of the present invention will be described in detail with reference to the accompanying drawings: based on the above-mentioned feed divider 100, the sensing assembly 76 monitors the workpiece in the feed channel 75, and limits the travel of the first and second extracting

mechanisms

50a and 50b through the limiting assembly, and when the sensing assembly 76 monitors that the workpiece exists at the corresponding position, the workpiece approaching to each other can be clamped by the first and second extracting

mechanisms

50a and 50 b. Then, the first linear driver 30 drives the second moving seat 20b to drive the linkage rod 30a to slide rightwards, the second moving seat 20b drives the second material taking mechanism 50b to move rightwards far away from the first material taking mechanism 50a, and simultaneously, under the guiding action of the guiding wheel 40a sliding on the guiding part 41, the second material taking mechanism 50b synchronously moves forwards, so that the second material taking mechanism 50b can synchronously move rightwards and forwards until the linkage rod 30a moves leftwards until the limiting end 31a abuts against the first moving seat 20a, and the first moving seat 20a can be pushed to drive the first material taking mechanism 50a to move rightwards, so that the conveying of mutually-spaced workpieces which are close to each other is realized. Further, the movement position of the trigger 54a can be limited by the first limit sensor 91 and the second limit sensor 92, so that the stroke of the first movable base 20a for moving left and right is controlled, and the stroke of the second movable base 20b for moving left and right is limited by the third limit sensor 93, thereby preventing excessive movement of the first movable base 20a and the second movable base 20b.

Compared with the prior art, the first moving seat 20a and the second moving seat 20b of the material distributing device 100 are both arranged on the frame 10 in a sliding manner along the left-right direction, the first material taking mechanism 50a is arranged on the first moving seat 20a, and the second material taking mechanism 50b is arranged on the second moving seat 20b in a sliding manner along the front-back direction; the first linear driver 30 is fixed on the frame 10 along the left-right direction, and the second movable seat 20b is fixedly connected to the output end of the first linear driver 30; one end of the linkage rod 30a is fixed on the second movable seat 20b, the other end of the linkage rod 30a is fixed with a limiting end head 31a, the first movable seat 20a is sleeved on the linkage rod 30a in a sliding way, and the first movable seat 20a is positioned between the second movable seat 20b and the limiting end head 31 a; the guide member 40 is fixed on the frame 10, and a guide portion 41 extending from the left rear to the right front is formed on the guide member 40; the guiding wheel 40a is arranged on the second material taking mechanism 50b, and the guiding wheel 40a slides on the guiding part 41. Then, the first material taking mechanism 50a and the second material taking mechanism 50b clamp the close workpiece, the first linear driver 30 drives the second movable seat 20b to drive the linkage rod 30a to slide rightwards, the second movable seat 20b drives the second material taking mechanism 50b to move rightwards and away from the first material taking mechanism 50a, and simultaneously, under the guiding action of the guiding wheel 40a sliding on the guiding part 41, the second material taking mechanism 50b synchronously moves forwards, so that the second material taking mechanism 50b can synchronously move rightwards and forwards until the linkage rod 30a moves leftwards until the limiting end 31a is abutted against the first movable seat 20a, the first movable seat 20a can be pushed to drive the first material taking mechanism 50a to move rightwards, so that the conveying of the close workpiece at intervals is realized, the workpiece can be conveyed and separated in multiple directions simultaneously under the driving of a single first linear driver 30, and the requirement of subsequent multiple workpieces and multi-azimuth simultaneous assembly is met; meanwhile, the structure is greatly simplified, the structure is simpler and more reasonable, and the manufacturing cost is greatly reduced.

It is to be understood that the invention is not limited in its application to the examples described above, but is capable of modification and variation in light of the above teachings by those skilled in the art, and that all such modifications and variations are intended to be included within the scope of the appended claims.

Claims

1. The material distributing device is suitable for conveying workpieces which are close to each other at intervals and is characterized by comprising a frame, a first movable seat, a second movable seat, a first linear driver, a linkage rod, a guide piece, a guide wheel, a first material taking mechanism and a second material taking mechanism, wherein the first material taking mechanism and the second material taking mechanism are used for clamping the workpieces, the first movable seat and the second movable seat are arranged on the frame in a sliding manner along the left-right direction, the first material taking mechanism is arranged on the first movable seat, and the second material taking mechanism is arranged on the second movable seat in a sliding manner along the front-back direction; the first linear driver is fixed on the frame along the left-right direction, and the second movable seat is fixedly connected with the output end of the first linear driver; one end of the linkage rod is fixed on the second movable seat, the other end of the linkage rod is fixed with a limiting end head, the first movable seat is sleeved on the linkage rod in a sliding way, and the first movable seat is positioned between the second movable seat and the limiting end head; the guide piece is fixed on the frame, and a guide part extending from the left rear to the right front is formed on the guide piece; the guide wheel is arranged on the second material taking mechanism and slides on the guide part;

the material distributing device further comprises a guide rail, a first sliding base and a second sliding base, wherein the guide rail is fixedly arranged on the frame along the left-right direction, the first sliding base and the second sliding base are both arranged on the guide rail in a sliding manner, and the first sliding base is positioned on the left side of the second sliding base; the first movable seat is fixed on the first sliding base, and the second movable seat is fixed on the second sliding base;

the first material taking mechanism comprises a first pneumatic finger, a first clamping arm and a second clamping arm, wherein the first pneumatic finger is fixed on the first movable seat, the first clamping arm is fixed on one of two output ends of the first pneumatic finger, and the second clamping arm is fixed on the other one of the two output ends of the first pneumatic finger.

2. The dispensing device of claim 1, wherein the second take-off mechanism comprises a slide, a second pneumatic finger, a third clamping arm and a fourth clamping arm, the slide is slidably disposed on the second movable base in a front-to-back direction, the guide wheel is pivotally connected to the slide about a vertical axis, the second pneumatic finger is fixed to the slide in the front-to-back direction, the third clamping arm is fixed to one of two output ends of the second pneumatic finger, and the fourth clamping arm is fixed to the other of two output ends of the second pneumatic finger.

3. The material distributing device of claim 1, wherein the guiding portion comprises a first guiding section, a transition guiding section and a second guiding section which are sequentially communicated from right to left, the first guiding section and the second guiding section are both arranged along a left-right direction, and the transition guiding section is inclined along a left rear-right front direction.

4. A dispensing device according to claim 3, wherein the guide is a guide groove or a guide rib.

5. A dispensing device as claimed in claim 3, wherein the first guide section is in arcuate transition communication with one end of the transition guide section and the other end of the transition guide section is in arcuate transition communication with the second guide section.

6. The dispensing device of claim 1, further comprising a limit assembly comprising a first limit sensor and a second limit sensor, the first limit sensor and the second limit sensor being fixed to the frame in spaced relation; the first material taking mechanism further comprises a trigger piece, the trigger piece is fixed on the first movable seat, and the trigger piece is located between the first limit sensor and the second limit sensor.

7. The dispensing device of claim 6, wherein the limit assembly further comprises a third limit sensor fixed to the right side of the housing, and the third limit sensor is opposite the second movable seat.

8. The material distributing device of claim 1, further comprising a feeding mechanism, wherein the feeding mechanism comprises a second linear driver, a moving arm, a first blocking piece, a second blocking piece and a feeding channel for conveying the workpiece, the second linear driver is fixed on the frame in a vertical direction, the moving arm is arranged on the frame in a sliding manner in the vertical direction, and the moving arm is connected with an output end of the second linear driver; the first blocking piece and the second blocking piece are fixed on the moving arm in a staggered manner along the vertical direction, and when one of the first blocking piece and the second blocking piece blocks the workpiece conveyed in the feeding channel, the other one of the first blocking piece and the second blocking piece avoids the workpiece conveyed in the feeding channel.