CN218023937U - Automatic material feeding structure and production line system - Google Patents

Abstract

The utility model provides an automatic material feeding structure and a production line system, wherein the automatic material feeding structure comprises a three-axis driving device, which is used for driving a material taking and transferring device to move in three axes; the material taking and transferring device is used for taking materials from the lifting bin device, transferring the materials and feeding the materials to the material conveying device; and the rotary driving device is arranged on the three-axis driving device and used for driving the material taking and transferring device to rotate around a rotating shaft fixed axis parallel to the vertical direction so as to adjust the material feeding angle. The utility model provides a material automatic feeding structure has the triaxial that is used for taking and moves the year material and removes and adjust the rotational degree of freedom of material loading angle, can fix a point and get the material and move the material and carry to material conveyor fixed point material loading to rotational adjustment material loading angle adaptation material equipment material loading requirement. The size of the stacking guide structure of the lifting storage bin device is adjustable to adapt to various plate-shaped materials, and the efficiency, the universality and the adaptability of the automatic material feeding structure and the production line system are improved.

Description

Automatic material feeding structure and production line system

Technical Field

The utility model relates to a technical field is made to the cell-phone screen, in particular to material automatic feeding structure and production line system that especially are suitable for cell-phone screen board equipment in a poor light material loading.

Background

At present, with the rapid development of intelligent manufacturing technology, serious impact is caused to the traditional labor-intensive manufacturing industry, and especially for the manufacturing technical field with high labor cost, high labor intensity and high mechanical repeatability, the intelligent manufacturing equipment is replaced by automatic manufacturing equipment more and more. Especially, for the manufacturing industry of mobile phone screens with higher requirements on productivity and efficiency, especially for the assembly of backlight plates, the traditional manual feeding mode of the backlight plates has the defects of high labor intensity, low manual feeding efficiency, complex operation of manually adjusting feeding angles and low positioning precision, so that the long-time high-intensity work causes the fatigue of workers, the further reduction of the working efficiency and the improvement of the generation cost and the production potential safety hazard.

In order to improve the feeding efficiency, automatic material feeding structures for feeding plate-shaped materials appear in the prior art, but such automatic material feeding structures usually have only two (translation and lifting) or three (three-axis linkage) axial movement degrees of freedom, and lack a rotational degree of freedom for adjusting the feeding angle. In addition, the existing bin for guiding and stacking the plate-shaped materials is usually fixed in size, the size of the bin cannot be adjusted to adapt to guiding and stacking of the plate-shaped materials with different sizes, and the universality and the adaptability of the automatic material feeding structure are poor.

Therefore, the existing automatic material feeding structure for the mobile phone screen backlight plate and other plate-shaped material assembling equipment lacks the rotational degree of freedom for adjusting the feeding angle, and the universality is low due to the fixed size of the storage bin, which is a technical problem to be solved in the field.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the above-mentioned prior art among be used for the material automatic feeding structure of plate material equipment such as cell-phone screen board in a poor light to lack the rotational degree of freedom that is used for adjusting the material loading angle to and the technical problem that the feed bin size is fixed to result in the commonality to hang down, provide a material automatic feeding structure that is particularly suitable for cell-phone screen board in a poor light equipment material loading and use its production line system.

For solving the above technical problem, the utility model discloses a technical scheme is:

the utility model provides a material automatic feeding structure, include:

the three-axis driving device is used for driving the material taking and transferring device to move in three axes;

the material taking and transferring device is used for taking materials from the lifting bin device, transferring the materials and feeding the materials to the material conveying device;

and the rotary driving device is arranged on the three-axis driving device and used for driving the material taking and transferring device to rotate around a rotating shaft fixed axis parallel to the vertical direction so as to adjust the material feeding angle.

Further, lift feed bin device includes:

the stacking guide structure is used for limiting and stacking a plurality of materials in a vertical direction to form a material group;

and the lifting driving mechanism is used for integrally lifting the material group along the stacking guide structure so as to enable the topmost end of the material group to be positioned at the topmost end of the stacking guide structure.

Further, the windrow guide structure includes:

a plurality of first stacking guide strips are arranged along a first horizontal direction, and the distance between any two adjacent first stacking guide strips can be adjusted;

the second stacking conducting bars are arranged in parallel with the first stacking conducting bars, the number and the positions of the second stacking conducting bars correspond to those of the first stacking conducting bars, and a stacking storage space for accommodating a stacked material group is formed between every two adjacent second stacking conducting bars and every two corresponding adjacent first stacking conducting bars.

Further, the windrow guiding structure further comprises:

the stacking device comprises at least one base, first guide rails, first stacking guide strips and second stacking guide strips, wherein the first guide rails are arranged on the base in an extending mode along a first horizontal direction;

the second guide rail is arranged on the base and parallel to the first guide rail, the second sliding block group is arranged on the second guide rail, and the distance between any two adjacent second stacking guide bars can be adjusted through the second sliding block group.

Further, the windrow guiding structure further comprises:

the first raised line is arranged on the base and is parallel to the first guide rail, the height of the top end of the first raised line is flush with that of the top end of the first sliding block group, and the first raised line is provided with a first fixed hole group corresponding to the first sliding block group;

the first support plate is fixedly arranged at the top ends of the first sliding block group and the first convex strip, the first support plate is provided with a first waist-shaped hole matched with the first fixed hole group, the first stacking guide strip is fixedly arranged on the first support plate, and the first sliding block group is locked on the first guide rail through the matching of a locking screw, the first waist-shaped hole and the first fixed hole group;

the second raised line is arranged on the base and is parallel to the second guide rail, the height of the top end of the second raised line is flush with that of the top end of the second sliding block group, and the second raised line is provided with a second fixed hole group corresponding to the second sliding block group;

the second support plate is fixedly arranged at the top ends of the second sliding block group and the second convex strip, a second waist-shaped hole matched with the second fixed hole group is formed in the second support plate, the second stacking guide strip is fixedly arranged on the second support plate, and the second sliding block is locked on the second guide rail through the matching of a locking screw, the second waist-shaped hole and the second fixed hole group.

Further, the windrow guiding structure further comprises: the sliding block assembly comprises at least one third guide rail, a third sliding block group, a strip sliding seat and a second guide rail, wherein the third guide rail is arranged on the base in an extending mode along a second horizontal direction parallel to the first horizontal direction;

and the distance between every two adjacent second stacking guide bars and the distance between every two corresponding adjacent first stacking guide bars in the second horizontal direction can be adjusted through the third sliding block group.

Further, the windrow guiding structure further comprises:

the adjusting screw penetrates through the mounting bracket along a second horizontal direction and is in threaded connection with the mounting bracket, one end of the adjusting screw is provided with a corrugated knob, and the other end of the adjusting screw is fixedly connected with the strip-shaped sliding seat;

and the distance between two adjacent second stacking guide bars and two corresponding adjacent first stacking guide bars in the second horizontal direction is positioned and adjusted by rotating the ripple knob.

Further, the elevating drive mechanism includes:

the lifting synchronous belt wheel module is fixedly arranged on one side of the stacking guide structure and extends along the vertical direction and is used for driving a lifting moving part to vertically lift;

the jacking strip is fixedly installed on the lifting moving piece, extends into the stockpile storage space along the second horizontal direction, is positioned below the material group, and is used for jacking the material group so that the topmost end of the material group is positioned at the topmost end of the corresponding stockpile storage space.

Further, the elevating driving mechanism further comprises:

the top cover is covered and installed above the base, the top end of the top cover is located between the base and the topmost end of the stockpiling storage space, and when the material ejecting strip is lower than the top end of the top cover, a plurality of materials of the material group are sequentially stacked on the top end of the top cover in the stockpiling storage space;

when the material taking and transferring device takes and transfers a material from a corresponding material group, the material ejection strip can integrally lift the corresponding material group by a unit stroke of material height along the stacking guide structure so as to lift the topmost material of the corresponding material group to the topmost end of the stacking storage space.

The utility model also provides a production line system, including foretell material automatic feeding structure, still including the terminal production facility of the direction of delivery who locates material conveyor for carry out the product equipment to the material of carrying from material conveyor.

Compared with the prior art, the utility model provides a material automatic feeding structure, its material moves and carries the four-axis linkage mechanism of mechanism for having four degrees of freedom, have the three axial displacement degree of freedom that is used for taking and moves the plate material and a rotational degree of freedom that is used for adjusting the material loading angle of plate material, can realize the fixed point and get the material and move the material along three-dimensional space and carry to material conveying device and go up the material a bit on, and the rotational material is with adjusting its material loading angle, with the material equipment's of the next link of adaptation material loading angle requirement, thereby further promote material loading efficiency. In addition, the size of the bin for guiding and stacking the plate-shaped materials of the lifting bin device can be adjusted to adapt to guiding and stacking of the plate-shaped materials with different sizes, and the universality and the adaptability of the automatic material feeding structure and the production line system using the automatic material feeding structure are improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic view of the whole structure of an automatic material feeding structure in the embodiment of the present invention;

fig. 2 is a first schematic view of an internal structure of a casing of an automatic material feeding structure according to an embodiment of the present invention;

FIG. 3 is a partially enlarged schematic view of FIG. 2;

fig. 4 is a schematic view of a second internal structure of the casing of the automatic material feeding structure in the embodiment of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4;

fig. 6 is a schematic structural view of the three-axis driving device, the rotary driving device and the material-taking transfer device of the automatic material-feeding structure in the embodiment of the present invention;

fig. 7 is a schematic structural view of a stacking guide structure and a lifting driving mechanism corresponding to one of the bases of the lifting storage bin device of the automatic material loading structure in the embodiment of the present invention.

Wherein, in the drawings, the reference numerals are mainly as follows:

1. a three-axis drive; 11. a first linear motion mechanism; 12. a second linear motion mechanism; 13. a cylinder lifting mechanism; 2. a material taking and transferring device; 21. a suction cup hanger; 22. a vacuum chuck; 3. a windrow guide structure; 31. a first stacking guide bar; 32. a second windrow bar; 4. a work table; 41. a base; 411. mounting a bracket; 412. adjusting the screw rod; 413. a corrugated knob; 42. a first guide rail; 421. a first slider group; 43. a first support plate; 44. a first rib; 45. a second guide rail; 451. a second slider group; 46. a second support plate; 47. a second convex strip; 48. a third guide rail; 481. a third slider group; 49. a strip-shaped sliding seat; 5. a lifting drive mechanism; 51. a lifting synchronous belt wheel module; 52. material ejection strips; 53. a top cover; 531. a abdication structure; 6. a rotation driving device; 61. a drive motor; 7. a material group; 71. material preparation; 8. a stockpile storage space; 9. a housing; 91. a vertical partition plate; 92. a housing workspace; 921. feeding and opening; 922. an access door; 93. a case storage space; 94. a protective cover; 941. an observation window; 942. a feeding door; 943. a protective cover opening; 95. a control panel; 96. a buzzer; 97. a guide wheel; 98. a buffer foot pad; 99. an optical fiber sensor.

Wherein, other labels in the figure:

x, a first horizontal direction; y, a second horizontal direction; z, vertical direction.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments to further explain the principle and structure of the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-7, the present invention provides an automatic material feeding structure, which includes: the three-axis driving device 1 is used for driving the material taking and transferring device 2 to move in three axes; the material taking and transferring device 2 is used for taking the materials 71 which are pre-guided and stacked from the lifting bin device, transferring and loading the materials 71 to the material conveying device, and conveying the materials 71 to the next production equipment by the material conveying device to carry out assembly operation on the materials 71; the rotary driving device 6 is used for driving the material taking and transferring device 2 to rotate around a rotating shaft dead axle parallel to the vertical direction Z so as to adjust the feeding angle of the material 71 relative to the material conveying device, and the material 71 is rapidly transferred to the material conveying device from the lifting bin device and accurately fed through the first rotary driving device 6, so that the positioning accuracy requirements of the assembly material operation of next production equipment on the upper position and the angle of the material can be matched.

Referring to fig. 2-5, in the present embodiment, the automatic material loading structure further includes: a housing 9, the housing 9 preferably being rectangular; and the workbench 4 is arranged in the machine shell 9 and is used for supporting the lifting bin device and the materials to be transferred. Lift feed bin device includes: at least one stacking guide structure 3 which is arranged on the workbench 4 and extends upwards along the vertical direction Z, wherein each stacking guide structure 3 is used for stacking a plurality of materials 71 upwards from the upper part of the workbench 4 along the vertical direction Z to form a material group 7 in a limiting manner until the height of the topmost material 71 of the material group 7 reaches the topmost height of the stacking guide structure 3, and the topmost material 71 of the material group 7 is positioned at a material taking station of the material taking and transferring device 2 for taking the materials (the position and the height of the material taking station relative to the machine shell 9 and the workbench 4 are preset by a central control system of an automatic material feeding structure according to actual production conditions); the lifting driving mechanism 5 is installed on one side of the stacking guide structure 3, and is used for integrally lifting the material group 7 along the stacking guide structure 3, so that the height of the topmost material 71 of the material group 7 is kept at the topmost height of the stacking guide structure 3, that is, after the topmost material 71 is removed by the material taking and transferring device 2, the lower-layer material of the topmost material of the material group 7 is lifted to the height of the topmost material, that is, the lower-layer material of the topmost material 71 of the material group 7 is moved upwards to fill up the vacant material taking station.

Referring to fig. 2-5 and 7, in the present embodiment, the stacking guide structure 3 includes: a plurality of first stacking guide bars 31 are arranged along the first horizontal direction X, and the distance between any two adjacent first stacking guide bars 31 can be adjusted; the second stacking guide strips 32 are arranged in parallel with the first stacking guide strips 31, the number and the positions of the second stacking guide strips 32 correspond to those of the first stacking guide strips 31, a stacking storage space 8 for accommodating and stacking materials is formed between two adjacent first stacking guide strips 31 and two corresponding adjacent second stacking guide strips 32 (namely between the two first stacking guide strips 31 and the two second stacking guide strips 32 which are all four guide structures), the stacking storage space 8 is a rectangular columnar space which extends upwards from the horizontal plane corresponding to the tops of the first sliding block and the third sliding block along the vertical direction Z, the cross section of the stacking storage space 8 is a rectangle which is matched with the horizontal section size of the horizontally-arranged rectangular plate-shaped materials, and a plurality of materials 71 are limited in the stacking storage space 8 to form a material group 7.

In the present embodiment, the windrow guide structure 3 further includes: at least one base 41 installed on the workbench 4, the base 41 is preferably rectangular plate-shaped, a first guide rail 42 (the first guide rail 42 is preferably one or more) arranged on the base 41 is extended along a first horizontal direction X, a first sliding block group 421 installed on the first guide rail 42, the first sliding block group 421 includes at least two first sliding blocks arranged on the first guide rail 42 at an even interval, a first stacking guide bar 31 fixedly installed on each first sliding block in a one-to-one correspondence manner and extended along a vertical direction Z, and the distance between any two adjacent first stacking guide bars 31 can be adjusted through the first sliding block group 421.

In the present embodiment, the windrow guiding structure 3 further includes: the second guide rail 45 is arranged on the base 41 along the first horizontal direction X (one or more second guide rails 45 are preferably arranged), the second slider group 451 is arranged on the second guide rail 45, the second slider group 451 comprises at least two second sliders which are uniformly arranged on the second guide rail 45 at intervals and are in one-to-one right matching with the first sliders of the first slider group 421, and a second stacking guide bar 32 which is fixedly arranged on the second sliders and extends upwards along the vertical direction Z; in another embodiment, the first guide rail 42 and the second guide rail 45 may be directly provided on the table 4 without providing the base 41 on the table 4.

In the present embodiment, the windrow guide structure 3 further includes: at least one third guide rail 48 extending in a second horizontal direction Y (the second horizontal direction Y is perpendicular to the first horizontal direction X, i.e. perpendicular to the horizontal direction of the first guide rail 42) and provided on the base 41, a third slider group 481 installed on the third guide rail 48, the third slider group 481 including at least one third slider; the strip-shaped sliding seat 49 is fixedly installed at the top end of the third sliding block and extends along the first horizontal direction X, the second guide rail 45 is installed at the top end of the strip-shaped sliding seat 49, and the distance between every two adjacent second stacking guide bars 32 and every two corresponding adjacent first stacking guide bars 31 in the second horizontal direction Y can be adjusted through the third sliding block group 481; in this embodiment, two third guide rails 48 are disposed on the base 41 at intervals, the two third sliders are respectively and correspondingly mounted on the two third guide rails 48, the bottom ends of the strip-shaped sliders 49 are respectively and correspondingly and fixedly mounted at the top ends of the two third sliders, and the two third sliders are linked and synchronously moved through the strip-shaped sliders 49 to form a third slider group 481; in other embodiments, three or more third guide rails 48 and a corresponding third slider group 481 including three or more third sliders may be disposed at intervals on the base 41.

In the present embodiment, the windrow guiding structure 3 further includes: a first protruding strip 44 extending along the first horizontal direction X (i.e. parallel to the first guide rail 42) and disposed at the top end of the base 41 and located at one side of the first guide rail 42, wherein the top end height of the first protruding strip 44 is flush with the top end height of the first slider group 421 (first slider), and the first protruding strip 44 is provided with a first fixed hole group corresponding to the first slider group 421; a first support plate 43 is fixedly mounted at the top end of each first slider of the first slider group 421, the first support plate 43 extends horizontally to above the first protruding strip 44 and is supported by the top end of the first protruding strip 44 in an abutting manner, a first kidney-shaped hole is formed in one end of the first support plate 43 extending horizontally to above the first protruding strip 44, the first kidney-shaped hole is matched with a corresponding first fixing hole of the first fixing hole group of the first protruding strip 44, and the first slider is locked and positioned on the first guide rail 42 after being adjusted to a specified position of the first guide rail 42 by matching of a locking screw with the first kidney-shaped hole and the first fixing hole (namely, the first slider group 421 is locked on the first guide rail 42 by matching of the locking screw with the first kidney-shaped hole and the first fixing hole group of the first support plate 43 corresponding to each first slider), so as to adjust the distance between adjacent first sliders of the first slider group 421 in the first horizontal direction X, thereby adapting to plate-shaped materials with different sizes in the first horizontal direction X; the first stacking guide 31 is fixedly mounted on the first support plate 43.

In the present embodiment, the windrow guiding structure 3 further includes: a second convex strip 47 extending along the first horizontal direction X (i.e. parallel to the second guide rail 45) and disposed at the top end of the strip-shaped sliding seat 49 and located at one side of the second guide rail 45, wherein the height of the top end of the second convex strip 47 is equal to the height of the top end of the second slider group 451 (second slider), the second convex strip 47 is provided with a second fixing hole group corresponding to the second slider group 451, and a second support plate 46 is fixedly mounted at the top end of each second slider of the second slider group 451; in this embodiment, the heights (thicknesses) of the first guide rail 42, the second guide rail 45 and the third guide rail 48 are equal, the heights (thicknesses) of the first slider, the second slider and the third slider are equal, the height of the top end of the second support plate 46 is higher than that of the top end of the first support plate 43, the second support plate 46 horizontally extends above the second protruding strip 47 and abuts against and is supported at the top end of the second protruding strip 47, one end of the second support plate 46 horizontally extending above the second protruding strip 47 is provided with a second kidney-shaped hole, the second kidney-shaped hole is matched with a corresponding one of a second fixing hole group of the second protruding strip 47, and the second slider is locked on the second guide rail 45 after being adjusted to a specified position of the second guide rail 45 by the cooperation of the locking screw and the second kidney-shaped hole and the second fixing hole (i.e., the second slider group is locked on the second guide rail 45 by the cooperation of the locking screw and the second kidney-shaped hole and the second fixing hole group of the second support plate 46 corresponding to each second slider group), so that the slider group corresponding to the first slider group is adjusted to have a horizontal dimension of the first slider 451 and a horizontal dimension of the first plate-shaped material X in the horizontal direction X direction; the second stacking guide bar 32 is fixedly mounted on a second support plate 46.

In another embodiment, the first fixing hole and the second fixing hole may also be respectively and directly disposed at the top ends of the base 41 and the strip-shaped sliding seat 49, the first sliding block is adjusted to the designated position of the first guide rail 42 through the cooperation of the locking screw and the first kidney-shaped hole, the first fixing hole on the base 41, and then is locked and positioned on the first guide rail 42, and the second sliding block is adjusted to the designated position of the second guide rail 45 through the cooperation of the locking screw and the second kidney-shaped hole, the second fixing hole on the strip-shaped sliding seat 49, and then is locked and positioned on the second guide rail 45, without disposing the first protruding strip 44 on the base 41 and the second protruding strip 47 on the strip-shaped sliding seat 49.

In the present embodiment, the windrow guiding structure 3 further includes: the adjusting screw 412 is fixedly connected to one end of the adjusting screw 412 so that the adjusting screw 412 can be manually rotated to advance towards (i.e. approach towards) or retreat away from (i.e. retract away from) the first guide rail 42 relative to the mounting bracket 411, and the other end of the adjusting screw 412 is fixedly connected to the second protruding strip 47, so that the adjusting screw 412 can be driven by the rotating corrugated knob 413 to drive the second boss, the strip-shaped sliding seat 49, the second sliding block group 451 and the corresponding second stacking guide strip 32 to linearly move towards or away from the first guide rail 42 along the second horizontal direction Y, thereby adjusting the distance between the corresponding first sliding block and the second sliding block of the first sliding block group 421 and the second sliding block group 451 in the second horizontal direction Y to adapt to plate-shaped materials with different sizes in the second horizontal direction Y. In another embodiment, the other end of the adjusting screw 412 may also be fixedly connected to the bar-shaped slide 49.

Referring to fig. 2, 4-5 and 7, in the present embodiment, the lifting driving mechanism 5 includes: a lifting synchronous pulley module 51 fixedly installed on one side of the base 41 far away from the installation bracket 411 and extending along the vertical direction Z, and used for driving a lifting moving part to vertically lift; in other embodiments, the lifting synchronous pulley module 51 can also be replaced by a linear driving mechanism such as a gear rack, a cylinder piston rod, a lead screw nut, and the like; the jacking strip 52 is fixedly arranged on the lifting moving part and extends into the stockpile storage space 8 along the second horizontal direction Y, and is used for jacking the corresponding material group 7 so as to enable the topmost end of the corresponding material group 7 to be positioned at the topmost end of the corresponding stockpile storage space 8; the top cover 53 is installed on the workbench 4 and covers the base 41, the top plate of the top cover 53 is higher than the second supporting plate 46 and is located between the base 41 and the topmost end of the stockpiling storage space 8, when the material ejecting strip 52 is lower than the top plate of the top cover 53, the materials 71 of the material group 7 are sequentially stacked on the top end of the top plate in the stockpiling storage space 8, and the top cover 53 is provided with a yielding structure 531 for yielding the first stockpiling guide strip 31, the second stockpiling guide strip 32, the material ejecting strip 52 and the adjusting screw 412.

In the embodiment, a strip-shaped material placing plate with a size matched with the stockpile storage space 8 is horizontally and fixedly installed at the top end of the top plate of the top cover 53 and used for stacking and bearing the material group 7; the yielding structure 531 adopts yielding openings corresponding to the first stacking guide strip 31, the second stacking guide strip 32 and the material ejection strip 52 respectively, wherein the yielding openings corresponding to the first stacking guide strip 31 and the second stacking guide strip 32 are arranged on the top plate of the top cover 53, the yielding openings corresponding to the material ejection strip 52 are communicated with the top plate of the top cover 53 and a side plate of the top cover 53 facing to the material ejection strip 52, and the yielding openings corresponding to the adjusting screw 412 are arranged on the other side plate of the top cover 53 facing to the mounting bracket 411. In other embodiments, a material placing rack for placing the material group 7 may be disposed on the base 41, the distance between the material placing rack and the base 41 may accommodate the material ejecting bar 52 to extend into, and the material placing rack is provided with an opening for the material ejecting bar 52 to give way, without providing the top cover 53 installed on the worktable 4 and covering the top of the base 41.

In one embodiment, the fiber sensor 99 is installed at a position of the lifting synchronous pulley module 51 facing the top cover 53 for jacking and positioning the jacking strip 52 to abut against the lower surface of the lowest material of the corresponding material group 7. Specifically, when the corresponding ejector strip 52 passes through the abdicating structure 531 upwards and reaches the ejector station abutting against the lower surface of the material at the bottom of the corresponding material group 7, the central control system senses the ejector strip 52 and generates a sensing signal to transmit the sensing signal to the automatic material feeding structure, and generates a corresponding control signal according to the sensing signal to stop the lifting driving mechanism 5 so as to lift and position the ejector strip 52 to the ejector station, and prepares to receive a control instruction for lifting the material group 7 by the lifting driving mechanism 5 to drive the ejector strip 52 to perform a lifting action so as to lift the material group 7.

When the material taking and transferring device 2 takes and transfers a material 71 from the corresponding material group 7, the material ejecting bar 52 can integrally lift the corresponding material group 7 by a unit stroke of a material height along the stacking guide structure 3, so that the topmost material of the corresponding material group 7 is ejected to the topmost end of the stacking storage space 8.

Specifically, after the lifting driving mechanism 5 receives a control instruction for lifting the material group 7, the material lifting bar 52 is driven to lift the corresponding material group 7 by a unit stroke of material height along the whole stacking guide structure 3 from the material lifting station, so that after the material 71 at the topmost end of the corresponding material group 7 is taken away, the lower material height which becomes the new topmost material is lifted to be at the material taking station. Specifically, when the material taking and transferring device 2 takes the material 71 located at the topmost end of the corresponding material group 7 from the material taking station and transfers and loads the material to the material conveying device, and the material on the lower layer of the material 71 located at the topmost end of the original material group 7 forms a new material at the topmost end of the material group 7 after the material 71 located at the topmost end of the original material group 7 is taken away, the corresponding lifting synchronous pulley module 51 drives the corresponding lifting moving member to drive the corresponding material ejecting bar 52 to upwardly pass through the abdicating structure 531, and when the optical fiber sensor 99 is triggered, the lifting synchronous pulley module 51 is positioned and lifted to the material ejecting station located in contact with the lower surface of the material at the bottommost end of the corresponding material group 7, and at this time, the stepping motor of the corresponding lifting synchronous pulley module 51 controls the material ejecting bar 52 to upwardly move and lift the whole material group 7 in the corresponding material storage space 8 in the vertical direction Z by a unit stroke of material thickness (height), so that the new material taken away from the topmost end of the material group 7 is lifted by a unit stroke in the corresponding material storage space 8, and the material 71 at the top of the material taking station is filled up to form a missing position.

In this embodiment, two bases 41 are arranged on the workbench 4 at intervals along the first horizontal direction X, the first slider group 421 corresponding to each base 41 includes three first sliders arranged at intervals, the second slider group 451 corresponding to each base 41 includes three second sliders arranged in one-to-one correspondence with the three first sliders of the first slider group 421, two stacking and storing spaces 8 arranged adjacently are formed between the adjacent first stacking and guiding strips 31 and the corresponding adjacent second stacking and guiding strips 32, and are respectively used for spacing and stacking two material groups 7; the lifting driving mechanism 5 is provided with two lifting synchronous belt pulley modules 51 corresponding to the two bases 41 respectively, each lifting synchronous belt pulley module 51 comprises two material ejection strips 52 arranged on the corresponding lifting moving part at intervals, the two material ejection strips 52 correspondingly stretch into two adjacent stacking storage spaces 8 respectively, and are correspondingly used for lifting two material groups 7 respectively, namely four material groups 7 can be simultaneously arranged at one time.

When the utility model provides a material automatic feeding structure adopts four windrow storage space 8, can set up the embodiment of four material groups 7 simultaneously (four feed bin structures promptly), can clap with the production rhythm of the board equipment that is shaded of next link better to use with cell-phone screen assembly line system is supporting.

In other embodiments, three or more bases 41 are arranged on the workbench 4 at intervals along the first water culture direction; in one embodiment, the first slider group 421 corresponding to each base 41 includes two first sliders arranged at intervals, the second slider group 451 corresponding to each base 41 includes two second sliders arranged in one-to-one correspondence with the two first sliders of the first slider group 421, and a stacking and storing space 8 is formed between the adjacent first stacking guide strip 31 and the corresponding adjacent second stacking guide strip 32 for limiting and stacking one material group 7; in another embodiment, the first slider group 421 corresponding to each base 41 includes four or more first sliders arranged at intervals, the second slider group 451 corresponding to each base 41 includes four or more second sliders arranged in one-to-one correspondence with the four or more first sliders of the first slider group 421, and three or more stacking storage spaces 8 are formed between adjacent first stacking guide strips 31 and corresponding adjacent second stacking guide strips 32 for limiting and stacking three or more material groups 7.

In this embodiment, the casing 9 is rectangular, the workstation 4 adopts the horizontal bedplate, this horizontal bedplate corresponds respectively in the both sides of casing 9 on first horizontal direction X at the both ends of first horizontal direction X, the one end of horizontal bedplate on second horizontal direction Y is connected in one side of casing 9 on second horizontal direction Y, the top side of casing 9 is equipped with just to the top side opening that horizontal bedplate just matches with the horizontal bedplate to size, be connected with a perpendicular baffle 91 between the other end of horizontal bedplate on second horizontal direction Y and casing 9 top side and the top side opening meet one side, the both ends of perpendicular baffle 91 on first horizontal direction X correspond respectively and are connected in the both sides of casing 9 on first horizontal direction X, lift synchronous pulley module 51 is located perpendicular baffle 91 towards one side of base 41, the other end of horizontal bedplate on second horizontal direction Y is equipped with the position-letting mouth that steps over for lift synchronous pulley module 51.

As a preferred embodiment, a working space of the enclosure 9 is enclosed between the top opening, the vertical partition 91, the horizontal seat plate and one side of the enclosure 9 in the second horizontal direction Y and two sides of the enclosure 9 in the first horizontal direction X, and at least one access door 922 capable of opening or closing the working space of the enclosure 9 is arranged on one side of the enclosure 9 in the second horizontal direction Y; a casing 9 storage space is defined by the top side of the casing 9, the vertical partition plate 91, the horizontal seat plate, two sides of the casing 9 in the second horizontal direction Y and the bottom side of the casing 9, the casing 9 storage space can be used for storing materials to be loaded and installing a central control system, and at least one storage door capable of opening or closing the casing 9 storage space is arranged on the other side of the casing 9 in the second horizontal direction Y; the working space of the machine shell 9 penetrates through one side of the machine shell 9 in the first horizontal direction X, and a feeding opening 921 for leading the material conveying device to give way into the working space of the machine shell 9 is formed in one side of the machine shell 9 in the first horizontal direction X; the top of the casing 9 is provided with a protective cover 94 abutting against the top peripheral side of the casing 9, the top side is open and communicates the inner accommodating space of the protective cover 94 and the working space of the casing 9, the protective cover 94 is provided with a control panel 95, a buzzer 96, at least one observation window 941 capable of opening or closing the inner accommodating space and at least one feeding door 942, and one side of the protective cover in the first horizontal direction X is provided with an opening of the protective cover 94 abutting against the feeding opening 921. As a more preferable embodiment, the bottom of the housing 9 is provided with a plurality of guide wheels 97 and a plurality of cushion pads 98, which are respectively used for guiding the whole machine and providing support and cushion for the whole machine.

In practical production and application, the utility model provides an automatic material loading structure usually adopts four windrow storage space 8, can set up the embodiment of four material groups 7 (be four feed bin structures) simultaneously, set gradually first material group 7, second material group 7, third material group 7 and fourth material group 7 (corresponding two bases 41, four windrow storage space 8) by far and near along the relative material conveyor of first horizontal direction X, the material is got and is carried device 2 and has taken first material group 7 and second material group 7 earlier in proper order, then get material to third material group 7 and fourth material group 7 in proper order, open simultaneously and expect that door 942 on the protection shroud 94 carries out the feed supplement to first material group 7 and second material group 7 (also can have taken third material group 7 and fourth material group 7 in proper order earlier, then get material to first material group 7 and second material group 7 in proper order, open simultaneously and expect that the corresponding material door 942 on the protection shroud 94 carries out the feed supplement to third material group 7 and fourth material group 7).

Referring to fig. 2, 4 and 6, in the present embodiment, the three-axis driving apparatus 1 includes: the first linear motion mechanism 11 is arranged above the lifting bin device and used for driving the second linear motion mechanism 12 to move along the first horizontal direction X; the second linear motion mechanism 12 is used for driving the third linear motion mechanism to move along the second horizontal direction Y; the third linear motion mechanism is used to drive the rotary drive device 6 to move in the vertical direction Z.

As a preferred embodiment, the first linear motion mechanism 11 adopts a first synchronous pulley module fixedly installed above the stacking guide structure 3 and positioned at the top end of the machine shell 9 at the side of the top opening, and is used for driving the first motion member to move in a translational manner along the first horizontal direction X; the second linear motion mechanism 12 adopts a second synchronous pulley module fixedly mounted on the first motion member and is used for driving the second motion member to move in a translational manner along a second horizontal direction Y; the third linear motion mechanism adopts an air cylinder lifting mechanism 13 fixedly arranged on the second motion piece and is used for driving the third motion piece to move up and down along the vertical direction Z; the rotary driving device 6 comprises a driving motor 61 fixedly installed on the third moving member, an output shaft of the driving motor 61 extends downwards from the driving motor 61 in parallel with the vertical direction Z, and is used for driving the material taking and transferring device 2 installed at the tail end of the driving motor 61 to rotate around a rotating shaft in parallel with the vertical direction Z in a fixed axis mode so as to adjust the feeding angle of the material 71. In other embodiments, the first and second synchronous pulley modules may be replaced by linear driving mechanisms such as a rack and pinion, a cylinder piston rod, and a screw nut, the cylinder lifting mechanism 13 may be replaced by linear driving mechanisms such as a rack and pinion, a synchronous pulley, and a screw nut, and the driving motor 61 may be replaced by a rotary cylinder.

In this embodiment, the material taking and transferring device 2 includes: a suction cup rack 21 installed on the fourth moving member, and a plurality of vacuum suction cups 22 installed on the suction cup rack 21. In another embodiment, the suction cup rack 21 and the vacuum suction cup 22 can be replaced by a tooling fixture adapted to clamp the sheet material.

The utility model also provides a production line system, including foretell material automatic feeding structure, still including the production facility of the terminal of the direction of delivery who locates material conveyor for carry out the product equipment to the material 71 of carrying from material conveyor.

As a preferred embodiment, the material 71 is a backlight plate, and the production equipment is mobile phone screen assembly equipment or backlight plate assembly equipment used in a backlight plate assembly link of a mobile phone screen assembly or module.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a material automatic feeding structure which characterized in that includes:

the three-axis driving device is used for driving the material taking and transferring device to move in three axes;

the material taking and transferring device is used for taking materials from the lifting bin device, transferring the materials and feeding the materials to the material conveying device;

and the rotary driving device is arranged on the three-axis driving device and used for driving the material taking and transferring device to rotate around a rotating shaft fixed axis parallel to the vertical direction so as to adjust the feeding angle of the material.

2. The automatic material loading structure according to claim 1, wherein said lifting bin device comprises:

the stacking guide structure is used for spacing and stacking a plurality of materials in a vertical direction to form a material group;

and the lifting driving mechanism is used for integrally lifting the material group along the stacking guide structure so as to enable the topmost end of the material group to be positioned at the topmost end of the stacking guide structure.

3. The automatic material feeding structure according to claim 2, wherein the stacking guide structure comprises:

a plurality of first stacking guide strips are arranged along a first horizontal direction, and the distance between any two adjacent first stacking guide strips can be adjusted;

and the second stacking guide strips are arranged in parallel with the first stacking guide strips, the number and the positions of the second stacking guide strips correspond to those of the first stacking guide strips, and a stacking storage space for accommodating a stacked material group is formed between every two adjacent second stacking guide strips and every two corresponding adjacent first stacking guide strips.

4. The automatic material feeding structure according to claim 3, wherein the stacking guide structure further comprises:

the stacking device comprises at least one base, a first guide rail, a first slider group, first stacking guide strips and a second stacking guide strip, wherein the first guide rail is arranged on the base in an extending mode along a first horizontal direction;

the second guide rail is arranged on the base and parallel to the first guide rail, the second sliding block group is arranged on the second guide rail, and the distance between any two adjacent second stacking guide bars can be adjusted through the second sliding block group.

5. The automatic material feeding structure according to claim 4, wherein the stacking guide structure further comprises:

the first convex strip is arranged on the base and parallel to the first guide rail, the height of the top end of the first convex strip is flush with that of the top end of the first sliding block group, and the first convex strip is provided with a first fixed hole group corresponding to the first sliding block group;

the first support plate is fixedly arranged at the top ends of the first sliding block group and the first raised line, a first waist-shaped hole matched with the first fixed hole group is formed in the first support plate, the first stacking guide bar is fixedly arranged on the first support plate, and the first sliding block group is locked on the first guide rail through the matching of a locking screw, the first waist-shaped hole and the first fixed hole group;

the second raised line is arranged on the base and parallel to the second guide rail, the height of the top end of the second raised line is flush with that of the top end of the second sliding block group, and the second raised line is provided with a second fixed hole group corresponding to the second sliding block group;

the second supporting plate is fixedly installed on the top end of the second sliding block set and the top end of the second convex strip, the second supporting plate is provided with a second waist-shaped hole matched with the second fixing hole set, the second stacking guide strip is fixedly installed on the second supporting plate, and the second sliding block is locked in the second guide rail through a locking screw and the second waist-shaped hole in a matching mode of the second fixing hole set.

6. The automatic material feeding structure according to claim 4, wherein the stacking guide structure further comprises: the second guide rail is arranged at the top end of the strip-shaped sliding seat;

the distance between every two adjacent second stacking guide bars and every two adjacent first stacking guide bars in the second horizontal direction can be adjusted through the third sliding block group.

7. The automatic material feeding structure according to claim 6, wherein the stacking guide structure further comprises:

the adjusting screw penetrates through the mounting bracket along the second horizontal direction and is in threaded connection with the mounting bracket, one end of the adjusting screw is provided with a corrugated knob, and the other end of the adjusting screw is fixedly connected with the strip-shaped sliding seat;

and the distance between two adjacent second stacking guide bars and two corresponding adjacent first stacking guide bars in the second horizontal direction is positioned and adjusted by rotating the corrugated knob.

8. The automatic material feeding structure according to claim 6, wherein said elevating driving mechanism comprises:

the lifting synchronous belt wheel module is fixedly arranged on one side of the stacking guide structure and extends along the vertical direction, and is used for driving a lifting moving part to vertically lift;

the jacking strip is fixedly arranged on the lifting moving piece and extends into the stockpiling storage space along the second horizontal direction, is positioned below the material group and is used for jacking the material group so as to enable the topmost end of the material group to be positioned at the topmost end of the corresponding stockpiling storage space.

9. The automatic material feeding structure according to claim 8, wherein the elevating driving mechanism further comprises:

a top cover arranged above the base in a covering mode, wherein the top end of the top cover is located between the base and the topmost end of the stockpiling storage space, and when the material ejecting strip is lower than the top end of the top cover, a plurality of materials of the material group are sequentially stacked on the top end of the top cover in the stockpiling storage space;

when the material taking and transferring device takes and transfers a material from a corresponding material group, the material ejection strip can integrally lift the corresponding material group by a unit stroke of the material height along the stacking guide structure so as to enable the topmost material of the corresponding material group to be ejected to the topmost end of the stacking storage space.

10. A production line system comprising the automatic material feeding structure according to any one of claims 1 to 9, and further comprising a production facility provided at an end in a conveying direction of the material conveying device for performing product assembly on the material conveyed from the material conveying device.

Images