CN211544060U

CN211544060U - Plate-shaped object positioning device

Info

Publication number: CN211544060U
Application number: CN201922104238.XU
Authority: CN
Inventors: 刘小勇; 赖赵兵
Original assignee: Dongguan Jielishang Automation Equipment Co ltd
Current assignee: Dongguan Jielishang Automation Equipment Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-22
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a plate positioning device, which is provided with a front retaining shoulder and a side retaining shoulder which are respectively used for positioning and supporting the front edge and one side edge of a plate conveyed by a conveying mechanism on a support, and is provided with a positioning driving mechanism which is used for pushing the plate conveyed by the conveying mechanism to one side edge of the plate and is positioned and supported by the side retaining shoulder; and then, the positioning driving mechanism pushes the plate-shaped object to the side edge to abut against the side retaining shoulder, and the side retaining shoulder positions the side edge of the plate-shaped object, so that the plate-shaped object is accurately positioned, the plate-shaped object can be accurately grasped by the grasping device of the automatic plate-shaped object feeding machine, and finally the plate-shaped object can be smoothly inserted into the corresponding clamping groove of the material rack by the grasping device.

Description

Plate-shaped object positioning device

Technical Field

The utility model relates to an automatic processing field, in particular to automatic positioner who goes into material machine of plate-like thing.

Background

Plate-shaped objects, such as glass plates (especially glass plates of electronic products such as mobile phones, tablet computers, electronic books, and the like), sheet metals, or paper plates, are commonly used in various instruments or electrical devices, and before the plate-shaped objects are applied to the devices, the plate-shaped objects, such as glass plates, generally need to undergo multiple steps, such as grinding, cleaning, edge milling, toughening, spraying, or transportation.

In order to improve the production efficiency and protect the plate-shaped objects, for example, glass plates (generally square glass plates) are generally inserted into a rack at intervals so that the plate-shaped objects can be rotated during the steps of grinding, cleaning, edge milling, toughening, spraying or transporting, and the like, so as to position, store, protect and the like the plate-shaped objects.

The traditional way of inserting the plate-shaped object into the material rack is performed manually, and the manual insertion is complicated, so that the problems of high cost and easy pollution of the plate-shaped object exist. For this reason, the automatic pan feeding equipment of slabby thing has appeared in the prior art to the slabby thing that will pile up in its feed bin is automatic to be carried and insert in the draw-in groove of work or material rest after arranging the location, thereby replaces the manual work, with reduce cost and prevent to pollute the slabby thing. However, in the process of automatically conveying and arranging the plate-shaped objects, the existing automatic plate-shaped object feeding equipment is prone to the problem of inaccurate positioning, and once the plate-shaped objects are not accurately positioned, the plate-shaped objects and the clamping grooves are dislocated in the process of inserting the plate-shaped objects, so that the plate-shaped objects collide with the material rest, the plate-shaped objects are failed to be inserted, and even the plate-shaped objects are damaged due to collision.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a plate positioner aims at carrying out the accurate positioning to the plate.

To achieve the above object, the present invention provides a plate positioning device, including:

a support;

the conveying mechanism is arranged on the bracket and used for conveying and supporting the plate-shaped object;

the front retaining shoulder is arranged on the bracket and is used for positioning and supporting the front edge of the plate-shaped object conveyed by the conveying mechanism;

the side retaining shoulder is arranged on the bracket, is vertical to the front retaining shoulder and is used for positioning one side of the plate-shaped object conveyed by the conveying mechanism; and

and the positioning driving mechanism is arranged on the bracket and used for pushing the plate-shaped object conveyed by the conveying mechanism to one side edge of the bracket to be positioned and supported by the side retaining shoulder.

The technical scheme of the utility model is that the bracket is provided with a front retaining shoulder and a side retaining shoulder which are respectively used for positioning and supporting the front edge and one side edge of the plate-shaped object conveyed by the conveying mechanism, and the bracket is provided with a positioning driving mechanism which is used for pushing the plate-shaped object conveyed by the conveying mechanism to one side edge of the plate-shaped object and positioning and supporting the side retaining shoulder; and then, the positioning driving mechanism pushes the plate-shaped object to the side edge to abut against (or is called as attached to) the side retaining shoulder, and the side retaining shoulder positions the side edge of the plate-shaped object, so that the plate-shaped object is accurately positioned, a grabbing device of the automatic plate-shaped object feeding machine can accurately grab the plate-shaped object, and finally the grabbing device can smoothly insert the plate-shaped object into a corresponding clamping groove of the material rack. The situation that the plate-shaped object collides with the material rack to cause feeding failure or damage to the plate-shaped object is prevented.

Drawings

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

FIG. 2 is a perspective view of the present invention;

fig. 3 is a schematic perspective view of an automatic plate feeder according to the present invention;

FIG. 4 is a schematic view of the automated first conveyor, positioning device, and grasping device in combination;

FIG. 5 is a side view of the first conveyor, the positioning device, the second conveyor, and the grasping device;

fig. 6 is a schematic view of the second conveying device and the gripping device.

The utility model discloses in, 100 is the plate, 1 is the frame, 2 is first conveyor, 3 is positioner, 30 is conveying mechanism, 31 is the support, 311 is vertical track, 32 is the conveying roller, 33 is the preceding shoulder that keeps off, 34 is the side shoulder that keeps off, 35 is location actuating mechanism, 351 is pushing away the piece, 352 is the slider, 353 is screw nut, 354 is the lead screw, 355 is rotary driving device, 4 is second conveyor, 41 is for removing the frame, 411 is the screens, 42 is third actuating mechanism, 43 is the work or material rest, 431 is the draw-in groove, 5 is grabbing device, 51 is the crane, 52 is first actuating mechanism, 53 is the swinging member, 54 is second actuating mechanism, 55 is the sucking disc, 56 is the inductor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indicators (such as … …, upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are involved in the embodiments of the present invention, the directional indicators are only used to explain the relative position, motion, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

In order to facilitate understanding of the plate-shaped object positioning device of the present invention, an embodiment of an automatic plate-shaped object feeding machine having the plate-shaped object positioning device of the present invention is described, as shown in fig. 3 to 6, the automatic plate-shaped object feeding machine includes a frame 1, a first conveying device 2, a positioning device 3, a second conveying device 4 and a gripping device 5, the first conveying device 2 is disposed on the frame 1 for conveying the plate-shaped object 100 to the positioning station, the positioning device 3 is mounted on the frame 1 at the positioning station and is abutted to a front end of the first conveying device 2 for supporting and positioning the plate-shaped object 100 fed thereon by the first conveying device 2, the second conveying device 4 is disposed on the frame 1 for conveying the material rack 43 and making the clamping groove 431 of the material rack 43 enter the feeding station, the gripping device 5 is mounted on the frame 1 for gripping the plate-shaped object 100 on the positioning device 3, inserted into the card slot 431 of the feeding station. In the working process, the plate-shaped objects 100 firstly move forwards under the conveying of the first conveying device 2 and enter the corresponding positioning devices 3 one by one; then the positioning device 3 positions and arranges the plate-shaped object 100 entering the positioning device so as to enable the plate-shaped object 100 to be in a set position and orientation; next, the gripping device 5 moves and grips the positioned and collated plate-like object 100 from the positioning device 3; then, the plate-shaped object 100 is moved to be opposite to the corresponding clamping groove 431 at the feeding station and inserted into the clamping groove 431, so that the accurate feeding work of the plate-shaped object 100 is completed. Thereafter, the positioning device 3, the gripping device 5 are reset to move, and the second conveying device 4 conveys the rack 43 to advance to a predetermined position (typically, a displacement of one slot 431 at intervals) so that the next empty slot 431 enters the feeding station, waits for a feeding operation of the plate-like object 100, and repeats this operation. Because the utility model discloses a positioner 3 and second conveyor 4 pinpoint slabby thing 100 and draw-in groove 431 respectively to can guarantee the pan feeding work of slabby thing 100, prevent that slabby thing 100 and work or material rest 43 from appearing the collision and leading to the pan feeding failure or lead to the condition that slabby thing 100 damaged. The first conveying device 2 is a belt conveying line, and the rear end of the first conveying device is butted with the feeding device to receive the plate-shaped object 100 output by the feeding device. The feeding device is a conventional device, and generally includes a bin for stacking the plate-shaped objects 100 and a feeding mechanism for feeding the plate-shaped objects 100 out of the bin one by one, and since the feeding device is a conventional device, detailed description of the specific structure and operation principle thereof will not be provided herein.

Specifically, the gripping device 5 includes a lifting frame 51 vertically movably mounted on the frame 1, a first driving mechanism 52 for driving the lifting frame 51 to lift, a swinging member 53 rotatably disposed on the lifting frame 51, a second driving mechanism 54 for driving the swinging member 53 to swing, and a suction cup 55 mounted on the swinging member 53, the suction cup 55 is connected to a vacuum pump (not shown) through a road, and the swinging member 53 drives the suction cup 55 controlled by the vacuum pump to suck the plate-like object 100 on the positioning device 3 and finally insert the plate-like object downwards into the clamping groove 431 of the material frame 43 under the driving of the second driving mechanism 54 and the lifting frame 51 driven by the first driving mechanism 52.

Specifically, when the plate-shaped object 100 is not adsorbed, the suction cup 55 is located at a position higher than the glass plate, and when the plate-shaped object 100 needs to be grabbed, the second driving mechanism 54 drives the swinging member 53 to swing downward so that the suction cup 55 is attached to the plate-shaped object 100 and then swings upward to be dislocated from the positioning device 3 in the horizontal direction; then, the first driving mechanism 52 drives the lifting frame 51 to drive the swinging member 53 to descend to a position lower than the positioning device 3; next, the second driving mechanism 54 drives the swinging member 53 to swing down to a position where the plate 100 is vertically facing the card slot 431; then, the first driving mechanism 52 drives the lifting frame 51 to drive the swinging member 53 to insert the lower portion of the plate-shaped object 100 into the slot 431, and the vacuum pump removes the vacuum suction force of the suction cup 55 to the plate-shaped object 100, so that the plate-shaped object 100 can stay in the slot 431 to complete a feeding operation of the plate-shaped object 100. Then, the first driving mechanism 52 and the second driving mechanism 54 respectively drive the lifting frame 51 and the swinging member 53 to move in a resetting manner, and wait for the next feeding operation of the plate-shaped object 100. Specifically, the first driving mechanism 52 is a servo motor or a telescopic cylinder, and the second driving mechanism 54 is a rotary motor or a rotary cylinder.

The second driving mechanism 54 is a servo motor, it should be noted that although the servo motor belongs to a high-precision executing element, the rotation error is extremely small, after repeated rotation, the rotation error is cumulatively increased to form an accumulated error, when the accumulated error reaches a certain value, and possibly causes the plate-shaped object 100 and the clamping groove 431 to be dislocated during feeding, and the plate-shaped object 100 cannot be smoothly inserted into the material rack 43, in order to avoid this, it is necessary to correct (or eliminate) the accumulated error when the accumulated error of the second driving mechanism 54 reaches a certain range, for this reason, the swinging member 53 can be pivotally mounted on the lifting frame 51 through a rotating shaft, an induction wheel is mounted at the end of the rotating shaft, an induction position is provided on the induction wheel, an inductor 56 for detecting the induction position is mounted on the lifting frame 51, and the inductor 56 and the second driving mechanism 54 are both electrically connected with the control system, when the swinging member 53 is in a stationary state and the sensor 56 can directly or indirectly detect the sensing position, the control system controls the second driving mechanism 54 to rotate by a corresponding angle according to the information fed back by the sensor 56, so as to correct the accumulated error of the servo motor.

In the embodiment of the present invention, the second conveying device 4 includes a movable frame 41 slidably mounted on the frame 1 through the cooperation of the guide rail and the slider, and a third driving mechanism 42 for driving the movable frame 41 to move, wherein the movable frame 41 is provided with a clamping portion 411 for mounting and positioning the rack 43. It can be understood that screens 411 can be set according to the structure of work or material rest 43 to can realize taking the support and the location of work or material rest 43 as the standard, for prior art, no longer giving details here, third actuating mechanism 42 can be telescopic cylinder or servo motor, and when servo motor, servo motor passes through the vice and moves the frame 41 hookup of lead screw, specifically how to hookup, for prior art, do not give details again.

In the embodiment of the present invention, as shown in fig. 1 to 6, the plate positioning device 3 of the present invention includes a support 31, a conveying mechanism 30, a front retaining shoulder 33, a side retaining shoulder 34, and a positioning driving mechanism 35, wherein the conveying mechanism 30 is disposed on the support 31 and is butted against the front end of the first conveying device for conveying and supporting the plate 100 transferred to the first conveying device by the first conveying device, it should be noted that the plate 100 may enter the conveying mechanism in a manner that the length direction is consistent with the conveying direction and be conveyed by the conveying mechanism, or enter the conveying mechanism in a manner that the width direction is consistent with the conveying direction and be conveyed by the conveying mechanism, depending on what way the plate 100 is inserted into the slot 431 of the rack 43; the front retaining shoulder is arranged on the bracket 31 and is used for positioning and supporting the front edge of the plate-shaped object 100 conveyed by the conveying mechanism 30; the side retaining shoulder is arranged on the bracket 31 and is vertical to the front retaining shoulder 33 and used for positioning one side of the plate-shaped object 100 conveyed by the conveying mechanism 30; the positioning driving mechanism 35 is mounted on the bracket 30, and is used for pushing the plate-shaped object 100 conveyed by the conveying mechanism 30 to one side edge thereof to be positioned and supported by the side retaining shoulder 34. In the working process, after the plate-shaped object 100 enters the conveying mechanism 30, the plate-shaped object 100 advances under the conveying of the conveying mechanism 30 until the front edge of the plate-shaped object abuts against (or is attached to) the front retaining shoulder 33, and the front retaining shoulder 33 positions the front edge of the plate-shaped object 100; then, the positioning driving mechanism 35 pushes the plate-shaped object 100 to the side to abut against (or stick to) the side retaining shoulder 34, and the side retaining shoulder 34 positions the side of the plate-shaped object 100, so as to complete the precise positioning of the plate-shaped object 100, so that the grabbing device 5 of the automatic plate-shaped object feeding machine can accurately grab the plate-shaped object, and finally, the grabbing device can smoothly insert the plate-shaped object into the corresponding slot 431 of the material rack 43. The situation that the plate-shaped object collides with the material rack to cause feeding failure or damage to the plate-shaped object is prevented.

Further, the conveying mechanism 30 includes a plurality of conveying rollers 32 spaced apart and pivotally mounted on the bracket 31, and a driving motor 321 for driving the conveying rollers to rotate.

Specifically, a plurality of the conveying rollers 32 are pivotally mounted to the bracket 31 through bearings, respectively, and the adjacent conveying rollers 32 are provided with gears 322 engaged with each other, and one of the conveying rollers 32 is connected to a rotating shaft of a driving motor 321. As shown in fig. 1 and 2, in the case where one of the conveying rollers 32 located in the middle is connected to the rotating shaft of the driving motor 321, when the conveying roller 32 rotates along with the rotating shaft of the driving motor, the other conveying rollers 32 can be driven to rotate by the gear 322 to convey the plate-like object 100.

In a preferred embodiment of the present invention, the positioning driving mechanism 35 includes a longitudinal rail 311 installed at the bottom of the bracket 31 (the longitudinal direction refers to a direction perpendicular to the conveying direction of the plate-shaped object 100), a slider 352 installed on the longitudinal rail 311, a lead screw nut 353 installed on the slider 352, a lead screw 354 pivotally installed on the bracket 31 and engaged with the lead screw nut 353, a rotary driving device 355 (such as a servo motor) for driving the lead screw 354 to rotate, and a pushing member 351 in the longitudinal direction (the longitudinal direction refers to a direction same as the conveying direction of the plate-shaped object 100), the pushing member 351 has an upper end located above the conveying roller 32 and a lower end extending downward through the gap between adjacent conveying rollers 32 and connected to the slider 352, and when the rotary driving unit 355 drives the screw 354 to rotate, the sliding block 352 is driven to drive the pushing member 351 to push the plate-shaped object 100 to a position where the side edge of the plate-shaped object abuts against the side stop shoulder 34 and is separated from the plate-shaped object 100. It should be noted that there are various embodiments of the positioning driving mechanism 35, for example, including a telescopic cylinder (not shown) mounted on the bracket 31 and a transverse pushing member 351 connected to a piston rod of the telescopic cylinder, when the piston rod of the telescopic cylinder extends and retracts, the transverse pushing member 351 can be driven to push the plate-like object 100 to a position where the side edge of the plate-like object abuts against the side shoulder 34 and is separated from the plate-like object 100.

In the embodiment of the present invention, of the two adjacent conveying rollers 32, the conveying roller 32 located in the front is lower than the conveying roller 32 located in the rear. The conveying mechanism 30 is made to gradually decline from back to front, so that the plate-shaped object 100 is smoothly conveyed by the conveying mechanism 30 to the front side to be completely abutted against the front blocking shoulder 33 under the auxiliary action of gravity, and the positioning precision is ensured.

In the embodiment of the utility model, first conveyor 2 and second conveyor 4 all have two of parallel arrangement, positioner 3 corresponds two first conveyor 2's position and is provided with respectively and is used for carrying out the workspace of fixing a position the arrangement to plate 100 that gets into in it respectively, grabbing device can snatch the back in two workspaces simultaneously through the plate after the location arrangement, and the work or material rest that inserts two second conveyor and carry is located the draw-in groove of pan feeding station to can once accomplish the pan feeding operation of two plates, and then raise the efficiency. Correspondingly, the side shoulder 34 is disposed at the middle position of the support 31 corresponding to the conveying mechanism 30, and divides the conveying mechanism 30 into two longitudinally adjacent working areas, the two working areas are used for conveying and supporting the plate-shaped objects 100 respectively entering the two working areas, the two pushing members are oppositely disposed and respectively connected with the sliding blocks, and the two pushing members 351 can be driven by the rotary driving device 355 to synchronously move towards or away from each other, so as to realize the plate-shaped object pushing and resetting movement. Two or one side blocking shoulder 34 is provided, and when two side blocking shoulders 34 are provided, the two side blocking shoulders 34 are respectively used for positioning and supporting one side of the plate-shaped object 100; in the case of one strip, two side walls of the one side retaining shoulder 34 are respectively used for positioning and supporting the one side of the two plate-like objects 100. The suction cups have two sets arranged correspondingly to grab the positioned plate-like object 100 in the two working areas, respectively.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A plate positioning apparatus, comprising:

a support;

2. The plate positioning apparatus as set forth in claim 1, wherein: the conveying mechanism comprises a plurality of conveying rollers which are distributed at intervals and can be pivotally arranged on the bracket, and a driving motor for driving the conveying rollers to rotate.

3. The plate positioning apparatus as set forth in claim 2, wherein: the conveying rollers are respectively arranged on the bracket in a pivoting way through bearings, the adjacent conveying rollers are provided with gears which are meshed with each other, and one conveying roller is connected with a rotating shaft of the driving motor.

4. The plate positioning apparatus as set forth in claim 3, wherein: the conveying roller in the middle is connected with the rotating shaft of the driving motor.

5. The plate positioning apparatus as set forth in claim 2, wherein: in two liang of adjacent conveying rollers, the conveying roller that is located the place ahead is less than the conveying roller that is located the rear, makes conveying mechanism form by the transport mode that declines gradually to the front in back.

6. The plate-like object positioning device according to any one of claims 1 to 5, wherein: the positioning driving mechanism comprises a longitudinal rail arranged at the bottom of the support, a sliding block arranged on the longitudinal rail, a lead screw nut arranged on the sliding block, a lead screw which is arranged on the support in a pivoting manner and is matched with the lead screw nut, a rotary driving device used for driving the lead screw to rotate and a longitudinal pushing piece, wherein the upper end of the pushing piece is positioned above the conveying rollers, the lower end of the pushing piece extends downwards through intervals between adjacent conveying rollers and is connected with the sliding block, and when the rotary driving device drives the lead screw to rotate, the sliding block can be driven to drive the pushing piece to push the plate-shaped object to a position where the side edge of the plate-shaped object is abutted against the side blocking.

7. The plate positioning apparatus of claim 6, wherein: the side blocking shoulder is arranged at the middle position of the support corresponding to the conveying mechanism, the conveying mechanism is divided into two longitudinally adjacent working areas for conveying and supporting the plate-shaped objects which respectively enter the side blocking shoulder, two pushing pieces are oppositely arranged and are respectively connected with the sliding block, and the two pushing pieces can synchronously move in the opposite direction or move back to back under the driving of the rotary driving device.

8. The plate positioning apparatus of claim 7, wherein: two or one side retaining shoulder is arranged, and when the two side retaining shoulders are arranged, the two side retaining shoulders are respectively used for positioning and supporting one side edge of the plate-shaped object; when the number of the side retaining shoulders is one, the two side walls of the side retaining shoulder are respectively used for positioning and supporting one side edge of the two plate-shaped objects.