CN110316546A - Material automatic centering system - Google Patents

Abstract

The present application discloses an automatic centering system for materials, which includes a frame constructed of profiles, a double-row roller arranged on the top of the frame, and a feeding drive device connected to the double-row roller. The row drum includes a feed section and a discharge section, and an automatic centering system is arranged in the discharge section, and the automatic centering system includes two oppositely arranged pusher frames and a pair of pusher frames connected to the two pusher frames by driving. In the driving device, the pusher frame includes a base that is slidably arranged on the frame and a pusher rod that is fixed to the base through a support seat, and the two ends of the base are respectively connected to the frame through guide rails. The centering drive device includes a centering motor and a centering lead screw connected by driving, and the centers of the bottom ends of the two bases are respectively connected to the centering lead screw through screw nuts. The application has a simple structure, can automatically center the material, facilitates the precise grasping of the material by the external suction cup-type mechanical arm, and realizes production automation.

Description

Material automatic centering system

technical field

The present application relates to the field of automated machinery, in particular to an automatic centering system for materials.

Background technique

With the improvement of living standards, people have higher and higher requirements for the functions of air conditioners, and the quality and processing technology of corresponding air conditioner parts must be improved accordingly; Assembling, etc., other parts often need to be installed on the air conditioner backplane by riveting or welding, and the air conditioner backplane, especially the vertical air conditioner backplane, is bulky and inconvenient for manual handling, and automatic feeding cannot achieve accurate positioning, resulting in Unable to realize automated production. Therefore need to propose improvement.

Contents of the invention

The object of the present invention is to provide an automatic material centering system to overcome the deficiencies in the prior art.

To achieve the above object, the present invention provides the following technical solutions:

The embodiment of the present application discloses an automatic material centering system, which includes a frame constructed of profiles, a double-row roller arranged on the top of the frame, and a feeding drive device connected to the double-row roller. The row of the rollers includes a number of double-row chain rollers arranged in parallel at equal intervals. The double-row rollers include a feed section and a discharge section. An automatic centering system is arranged in the discharge section, and the automatic centering system includes Two oppositely arranged pusher frames and a centering drive device connected to the two pusher frames, the pusher frame includes a base that is slidably arranged on the frame and a pusher that is fixed to the base through a support seat The pusher rod and the base are respectively provided with the upper and lower sides of the corresponding double-row chain rollers, and the two ends of the base are respectively connected to the frame through guide rails, and the centering drive device includes a drive-connected centering The motor and the centering lead screw, the bottom centers of the two bases are respectively connected to the centering lead screw through screw nut seats.

Preferably, in the above-mentioned automatic material centering system, the two ends of the centering screw are rotatably fixed to the frame through the first bearing seat, and the first bearing seat is fixed to the machine frame through the bottom plate. frame, the centering motor is fixed to the bottom plate through a motor seat, and the centering motor is connected to the centering lead screw through a belt drive.

Preferably, in the above-mentioned automatic material centering system, a tensioning plate is provided on one side of the motor base, and the tensioning plate is fixed to the frame.

Preferably, in the above-mentioned automatic material centering system, an origin switch is provided on the side of one end of the centering screw close to the centering motor, and the origin switch is arranged correspondingly to the corresponding screw socket.

Preferably, in the above-mentioned automatic material centering system, the support seat is arranged between the corresponding adjacent double-row chain rollers, and the inner surface of the push rod near one end of the feeding section is provided with a guide inclined plane.

Preferably, in the above-mentioned automatic material centering system, the two ends of the double-row rollers are rotatably fixed to the frame through the outer bracket and the inner bracket respectively, and one end of the double-row chain rollers provided with a sprocket is close to The outer bracket is provided, and a groove-shaped connecting plate is arranged between the two inner brackets, the two side walls of the connecting plate are respectively fixed to the corresponding inner brackets, and the bottom of the connecting plate is fixed to the frame.

Preferably, in the above-mentioned automatic material centering system, a baffle plate covering the sprocket is arranged on the top of the outer bracket, and a guide plate is respectively arranged at one end of the two outer brackets away from the discharge section, and the two outer brackets are respectively provided with a guide plate. The guide plate is relatively arranged on the corresponding baffle plate.

Preferably, in the above-mentioned automatic material centering system, a first end plate is fixed at the end of the two outer supports away from the feeding section, a buffer plate is arranged on the inner side of the first end plate, and the connecting plate An in-position sensor is provided at the bottom of one end close to the buffer plate.

Preferably, in the above-mentioned automatic material centering system, a second end plate is fixed at the end of the two outer supports away from the discharge section, and a relief groove is provided in the center of the top of the second end plate.

Preferably, in the above-mentioned automatic material centering system, the feeding driving device includes a drivingly connected feeding motor and a gear shaft, and the feeding motor is drivingly connected to the double-row rollers through the gear shaft.

Compared with the prior art, the present invention has the advantages that: the automatic material centering system has a simple structure, and the automatic centering system is added to the existing double-row roller feeding mechanism, which can automatically center the material, which is convenient for the external sucker-type mechanical arm Accurately grab materials to realize production automation.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments described in this application. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural diagram of an automatic material centering system in a specific embodiment of the present invention.

Fig. 2 is a schematic diagram of the installation of the automatic centering system in a specific embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an automatic centering system in a specific embodiment of the present invention.

FIG. 4 is an enlarged schematic view of position I in FIG. 3 .

Detailed ways

The technical solutions in the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

As shown in Figures 1 to 4, an automatic material centering system includes a frame 1 constructed of profiles, a double-row roller 2 arranged on the top of the frame 1, and a feeding drive connected to the double-row roller 2 Device 3. Each row of rollers includes a number of double-row chain rollers arranged in parallel at equal intervals. The double-row rollers 2 include a feed section and a discharge section. An automatic centering system 4 is arranged in the discharge section. The automatic centering system 4 includes two The pusher frame 41 that is arranged oppositely and the centering drive device 42 that drive is connected to two pusher frames 41, the pusher frame 41 includes the base 411 that is slidably arranged on the frame 1 and the pusher rod that is fixed on the base 411 by the support seat 412 413, the push rod 413 and the base 411 are respectively provided with the upper and lower sides of the corresponding double-row chain rollers, the two ends of the base 411 are respectively connected to the frame 1 through the guide rails 43, and the centering drive device 42 includes a centering motor 421 for drive connection and the centering lead screw 422 , the centers of the bottom ends of the two bases 411 are connected to the centering lead screw 422 through screw female seats respectively.

In this technical solution, the frame is constructed by profiles, which can be adjusted at any time according to the needs of the assembly process. There is also a protective cover on the frame near the automatic centering system and the feeding drive device. The base is also cut from profiles to support The seat is an L-shaped structure, and ribs can be added to strengthen the strength. The centering motor drives the screw to rotate forward and reverse, and drives the two pusher frames to move towards each other or in the opposite direction through the screw nut seat, so as to realize the centering and release of the material. External suction cup manipulator completes precise positioning and feeding, realizing production automation.

Further, both ends of the centering screw 422 are rotatably fixed to the frame 1 through the first bearing seat 4221 respectively, the first bearing seat 4221 is fixed to the frame 1 through the bottom plate 44, and the centering motor 421 is fixed to the frame 1 through the motor seat 4211. The bottom plate 44 and the centering motor 421 are connected to the centering lead screw 422 through a belt drive.

In this technical solution, the end of the centering screw near the centering motor protrudes from the corresponding first bearing seat, and is covered with a driven pulley, which is connected to the driving pulley at the shaft end of the centering motor through a belt to realize the centering screw drive.

Further, a tensioning plate 4212 is provided on one side of the motor base 4211 , and the tensioning plate 4212 is fixed on the frame 1 .

In this technical solution, the tensioning plate is connected to the motor base through tensioning screws to adjust the tension of the belt.

Further, an origin switch 45 is provided on the side of the centering lead screw 422 close to the centering motor 421 , and the origin switch 45 is arranged correspondingly to the corresponding screw socket.

In this technical solution, the origin switch uses a commonly used proximity sensor and is fixed to the frame through a Z-shaped mounting base. The push rack completely releases the material, which is convenient for the external manipulator to move the material.

Further, the support base 412 is arranged between corresponding adjacent double-row chain rollers, and the inner surface of the push rod 413 near one end of the feeding section is provided with a guiding slope 4131 .

In this technical solution, the guide slope ensures that the material enters between the two push rods, and the number of support seats is 2 to 4, which are arranged at equal intervals on the outside of the corresponding push rods and between the corresponding adjacent double-row chain rollers. avoid interfering with the rotation of the double chain drum.

Further, the two ends of the double-row roller 2 are rotatably fixed on the frame 1 through the outer bracket 21 and the inner bracket 22 respectively, and the double-row chain roller is provided with one end of the sprocket near the outer bracket 21, and the two inner brackets 22 are provided with There is a grooved connecting plate 23 , the two side walls of the connecting plate 23 are respectively fixed to the corresponding inner brackets 22 , and the bottom of the connecting plate 23 is fixed to the frame 1 .

In this technical solution, both the outer bracket and the inner bracket are grooved structures made of stainless steel. The highest point of the chain roller must not hinder the movement of materials, and the top and side walls of the inner bracket are bent with short sides for connecting with the connecting plate to enhance the overall fixing strength.

Further, the top of the outer bracket 21 is provided with a baffle 211 covering the sprocket, and the ends of the two outer brackets 21 away from the discharge section are respectively provided with guide plates 212 , and the two guide plates 212 are oppositely arranged on the corresponding baffles.

In this technical solution, the baffle covers the sprocket to avoid accidents such as accidental pinching, and the guide plate facilitates the entry of materials into the feeding section.

Further, a first end plate 24 is fixed on the end of the outer support 21 facing away from the feeding section, a buffer plate 241 is provided on the inner side of the first end plate 24 , and an in-position sensor 231 is provided on the bottom of the connecting plate 23 near the buffer plate 241 .

Further, the end of the outer bracket 21 away from the discharge section is fixed with a second end plate 25 , and the center of the top end of the second end plate 25 is concavely provided with a relief groove 251 .

In the above two technical solutions, the two ends of the outer bracket and the inner bracket are embedded with small end plates by welding or other means, which are used to fixedly connect the first end plate and the second end plate, and strengthen the stability of the outer bracket and the inner bracket. , The buffer plate is set to avoid the rigid collision between the material and the first end plate to protect the material. The in-position sensor can be a commonly used proximity sensor to confirm that the material is transported in place, and then start the material alignment.

Further, the feeding driving device 3 includes a drivingly connected feeding motor and a gear shaft, and the feeding motor is drivingly connected to the double-row rollers 2 through the gear shaft.

In this technical solution, the feeding motor is fixed on the frame, the gear shaft is rotatably fixed on the frame, the gear shaft is provided with a driven gear that is driven and connected to the feeding motor, and at the same time, two ends of the gear shaft are respectively provided with a drive connected to the double row The transmission gear of the drum is also connected by chains between the double-row chain drums. As the structure commonly used in the prior art, the double-row drums can be regarded as the connection between the feeding drive device and the double-row chain drums. , which will not be repeated here.

To sum up, the structure of the material automatic centering system is simple. The automatic centering system is added to the existing double-row roller feeding mechanism, which can automatically center the material, which is convenient for the external suction cup-type mechanical arm to accurately grab the material and realize production automation. .

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The above description is only the specific implementation of the present application. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present application, some improvements and modifications can also be made. It should be regarded as the protection scope of this application.

Claims (10)

1. a kind of material automatic centering system, which is characterized in that including built by profile rack, be set to the rack It the double roller on top and is drivingly connected in the feeding driving device of the double roller, roller described in every row includes several etc. Spacing duplex-chain roller disposed in parallel, the double roller include feed zone and discharging section, are provided in the discharging section certainly Dynamic center support system, the automatic centering system include two material-pushing frames being oppositely arranged and are drivingly connected in two material-pushing frames Centering driving device, the material-pushing frame include being slideably positioned in the pedestal of the rack and being fixed on the pedestal by support base Charging ram, the charging ram and pedestal are respectively arranged with the two sides up and down of corresponding duplex-chain roller, the both ends point of the pedestal The rack is not connected to by guide rail, the centering driving device includes the centering motor and centering lead screw being drivingly connected, and two The bottom center of the pedestal passes through nut seat respectively and is connected to the centering lead screw.

2. material automatic centering system according to claim 1, it is characterised in that: the both ends of the centering lead screw lead to respectively It crosses first bearing seat and is rotatably fixed on the rack, the first bearing seat is fixed on the rack by bottom plate, described right Middle motor is fixed on the bottom plate by motor cabinet, and the centering motor is drivingly connected by belt in the centering lead screw.

3. material automatic centering system according to claim 2, it is characterised in that: the side of the motor cabinet, which is provided with, rises Tight plate, the tightening plate are fixed on the rack.

4. material automatic centering system according to claim 2, it is characterised in that: the centering lead screw is close to the centering The one end side of motor is equipped with origin switch, and the origin switch is correspondingly arranged with the corresponding nut seat.

5. material automatic centering system according to claim 1, it is characterised in that: the support base is set to corresponding phase Between the adjacent duplex-chain roller, medial surface of the charging ram close to described feed zone one end is provided with guiding surface.

6. material automatic centering system according to claim 1, it is characterised in that: the both ends of the double roller lead to respectively It crosses support arm and inner support and is rotatably fixed on the rack, the duplex-chain roller is equipped with one end of sprocket wheel close to the outer branch Frame is arranged, and groove profile connecting plate is equipped between two inner supports, and the two sidewalls of the connecting plate are individually fixed in corresponding described interior The rack is fixed in bracket, the bottom of the connecting plate.

7. material automatic centering system according to claim 6, it is characterised in that: the top of the support arm is equipped with covering The baffle of the sprocket wheel, two support arms are respectively arranged with guide plate, two guide plates away from one end of the discharging section It is relatively arranged on the corresponding baffle.

8. material automatic centering system according to claim 6, it is characterised in that: two support arms deviate from the charging One end of section is fixed with first end plate, buffer board is provided on the inside of the first end plate, the connecting plate is close to the buffering One end bottom of plate is equipped with inductor in place.

9. material automatic centering system according to claim 6, it is characterised in that: two support arms deviate from the discharging One end of section is fixed with the second end plate, and the top central fovea of second end plate is equipped with recessing groove.

10. material automatic centering system according to claim 1, it is characterised in that: the feeding driving device includes driving The feeding motor and gear shaft of dynamic connection, the feeding motor are drivingly connected by gear shaft in the double roller.