阅读说明：本技术 一种用于硬脆材料双端面磨削减薄的送料装置 (Feeding device for grinding and thinning double end faces of hard and brittle materials ) 是由 周波 李方永 陈开银 于 2019-11-15 设计创作，主要内容包括：本发明公开了一种用于硬脆材料双端面磨削减薄的送料装置,包括硬脆材料分片上料机构、中转随行机构、送料转盘和中心旋转座,中心旋转座安装在磨床上,送料转盘安装在中心旋转座上并随其转动,中转随行机构安装在中心旋转座上并被送料转盘间断式驱动随行,硬脆材料分片上料机构固定在磨床上且与中转随行机构对接。该送料装置具有入料精准、成本低廉、能实现硬脆材料分片推送、可提高生产效率的优点。(The invention discloses a feeding device for grinding and thinning double end faces of hard and brittle materials, which comprises a hard and brittle material slicing and feeding mechanism, a transfer following mechanism, a feeding rotary table and a central rotary seat, wherein the central rotary seat is arranged on a grinding machine, the feeding rotary table is arranged on the central rotary seat and rotates along with the central rotary seat, the transfer following mechanism is arranged on the central rotary seat and is intermittently driven to follow by the feeding rotary table, and the hard and brittle material slicing and feeding mechanism is fixed on the grinding machine and is butted with the transfer following mechanism. The feeding device has the advantages of accurate feeding, low cost, capability of realizing the fragment pushing of the hard and brittle materials and capability of improving the production efficiency.)

1. The utility model provides a material feeding unit that is used for hard brittle material bi-polar face grinding attenuate which characterized in that: including hard brittle material burst feed mechanism (1), transfer follower (2), pay-off carousel (3) and center roating seat (4), install on grinding machine (5) center roating seat (4), pay-off carousel (3) are installed on center roating seat (4) and are rotated along with it, transfer follower (2) are installed on center roating seat (4) and are followed by pay-off carousel (3) intermittent type drive, hard brittle material burst feed mechanism (1) is fixed on grinding machine (5) and is docked with transfer follower (2).

2. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in claim 1, characterized in that: hard and brittle material burst feed mechanism (1) is including mounting bracket (11), burst propelling movement group (12), defeated material platform (13), feeding frame (14) and ejection of compact frame (15), mounting bracket (11) are fixed on grinding machine (5), burst propelling movement group (12) are installed in mounting bracket (11), defeated material platform (13) set up on mounting bracket (11) and with burst propelling movement group (12) butt joint, feeding frame (14) set up on mounting bracket (11) and with burst propelling movement group (12) butt joint, ejection of compact frame (15) set up on defeated material platform (13) and with transfer retinue mechanism (2) butt joint.

3. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in claim 2, characterized in that: mounting bracket (11) portion and grinding machine (5) fixed connection that leans on down, the portion that mounting bracket (11) leaned on is equipped with installation cavity (111), burst propelling movement group (12) built-in installation is in installation cavity (111), the top at installation cavity (111) is all installed in defeated material platform (13) and feeding frame (14).

4. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in claim 3, characterized in that: the slicing and pushing group (12) comprises a pushing cylinder (121) and a sucker (122), the pushing cylinder (121) is installed in an installation cavity (111), the sucker (122) is installed at the output end of the pushing cylinder (121), and the sucker (122) is located at the bottom of a feeding frame (14) and is in butt joint with a material conveying platform (13).

5. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in any one of claims 1 to 4, characterized in that: the transfer following mechanism (2) comprises a following rotating arm (21), a following rotating material frame (22), a following rotating blocking piece (23) and a pressing piece (24), the following rotating arm (21) is connected with the central rotating seat (4), the following rotating material frame (22) is installed on the following rotating arm (21) and is in butt joint with the slicing feeding mechanism (1) and the feeding turntable (3), the following rotating blocking piece (23) is installed on the following rotating arm (21) and is in intermittent contact with the feeding turntable (3), and the pressing piece (24) is installed on the following rotating arm (21) and is located above the following rotating material frame (22).

6. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in claim 5, characterized in that: the pressing piece (24) comprises a mounting seat (241), a pressing driving part (242) and a pressing part (243), the mounting seat (241) is fixed on the rotating arm (21), the pressing driving part (242) is installed on the mounting seat (241), and the pressing part (243) is installed at the output end of the pressing driving part (242) and located above the rotating frame (22).

7. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in claim 6, characterized in that: the pressing driving part (242) is provided as a pressing air cylinder, and the pressing part (243) is provided as a pair of spring pins.

8. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in claim 7, characterized in that: the rotation following blocking piece (23) comprises a fixed frame (231), a blocking cylinder (232) and a blocking pin (233), the fixed frame (231) is installed on the rotation following arm (21), the blocking cylinder (232) is installed on the fixed frame (231) and penetrates through the rotation following arm (21), the blocking pin (233) is installed at the output end of the blocking cylinder (232), and the blocking pin (233) is in intermittent contact with the feeding turntable (3).

9. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in claim 8, characterized in that: the feeding turntable (3) comprises a feeding turntable body (31) and a driving turntable body (32), the feeding turntable body (31) and the driving turntable body (32) are both installed on the central rotating base (4) and rotate along with the central rotating base, the driving turntable body (32) is in intermittent contact with the blocking pin (233) to drive the follow-up rotating arm (21) to intermittently follow, and the follow-up rotating frame (22) is in butt joint with the feeding turntable body (31).

10. The feeding device for grinding and thinning the double end faces of the hard and brittle materials as claimed in claim 9, characterized in that: a plurality of driving blocks (321) used for being in contact with the blocking pins (233) are arranged on the driving disc body (32) at intervals, and a plurality of material receiving cavities (311) used for being in butt joint with the material transferring frame (22) are arranged on the feeding disc body (31) at intervals.

Technical Field

The invention relates to a double-end-face grinding and thinning technology for a superhard brittle material, in particular to a feeding device for grinding and thinning double end faces of the superhard brittle material.

Background

At present, all people of smart phones have smart phones, the larger the screen of the smart phone is, and the smart phone is mostly formed by grinding and polishing optical hard and brittle materials. The processing technology of the novel touch screen made of hard and brittle materials such as the panel and the sapphire has two hard and brittle material thinning procedures, and the optical hard and brittle material thinning procedure generally adopts a double-end-face grinding machine for thinning. Generally, the thickness of the film is reduced from 1.1mm to about 0.8 mm. The optical hard and brittle material has the characteristics of hardness and brittleness, so the processing efficiency in the regrinding process is very low. Therefore, the production capacity of the smart phone is severely restricted by the thinning process in the processing process of the touch screen of the smart phone, and in the grinding processing of thinning the hard and brittle material panel of the smart phone, only equipment of a double-end-face grinding machine can be added and manpower can be increased to ensure the production capacity and the market demand, which is seriously out of line production and modern intelligent production. With the improvement of the requirement of the market on the response speed of the product, the traditional processing method becomes a bottleneck in the production link. Therefore, how to improve the processing efficiency of thinning the hard and brittle materials of the hard and brittle materials is a problem which needs to be solved urgently in the field.

The existing grinding process for thinning the hard and brittle materials of the mobile phone panel adopts a double-end-face grinding machine to thin the hard and brittle materials, and the problem 1 is that the replacement of grinding materials of the double-end-face grinding machine is complicated and difficult; 2. the labor intensity is high, and the requirement on the technical level of an operator is high; 3. automatic feeding and discharging and line production are difficult to realize.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides the feeding device for grinding and thinning the double end faces of the hard and brittle materials, which has the advantages of accurate feeding, low cost, capability of realizing the pushing of the hard and brittle materials in a slicing manner and capability of improving the production efficiency.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a material feeding unit for hard and brittle material bi-polar face grinding attenuate, includes hard and brittle material burst feed mechanism, transfer retinue mechanism, pay-off carousel and central roating seat, the center roating seat is installed on the grinder, the pay-off carousel is installed on the center roating seat and rotates along with it, transfer retinue mechanism installs on the center roating seat and is retinue by pay-off carousel discontinuous drive, hard and brittle material burst feed mechanism fixes on the grinder and docks with transfer retinue mechanism.

As a further improvement of the above technical solution:

hard brittle material burst feed mechanism includes mounting bracket, burst propelling movement group, defeated material platform, feeding frame and ejection of compact frame, the mounting bracket is fixed on the grinding machine, burst propelling movement group installs in the mounting bracket, defeated material platform setting on the mounting bracket and with burst propelling movement group butt joint, the feeding frame setting on the mounting bracket and with burst propelling movement group butt joint, the ejection of compact frame setting on defeated material platform and with the butt joint of transfer follower.

The part that the mounting bracket leaned on down is connected with grinding machine fixed, the part that the mounting bracket leaned on up is equipped with the installation cavity, burst propelling movement group embeds installs in the installation cavity, defeated material platform and feeding frame are all installed in the top of installation cavity.

The slicing pushing group comprises a pushing cylinder and a sucker, the pushing cylinder is installed in an installation cavity, the sucker is installed at the output end of the pushing cylinder, and the sucker is located at the bottom of the feeding frame and is in butt joint with the material conveying platform.

The transfer following mechanism comprises a following rotating arm, a following rotating material frame, a following rotating blocking piece and a pressing piece, the following rotating arm is connected with the central rotating seat, the following rotating material frame is installed on the following rotating arm and is in butt joint with the slicing feeding mechanism and the feeding turntable, the following rotating blocking piece is installed on the following rotating arm and is in discontinuous contact with the feeding turntable, and the pressing piece is installed on the following rotating arm and is positioned above the following rotating material frame.

The pressing part comprises a mounting seat, a pressing driving part and a pressing part, the mounting seat is fixed on the rotating arm, the pressing driving part is installed on the mounting seat, and the pressing part is installed at the output end of the pressing driving part and is located above the material rotating frame.

The pressing driving part is arranged to be a pressing cylinder, and the pressing part is arranged to be a pair of spring pins.

The follow-up rotation blocking piece comprises a fixing frame, a blocking cylinder and a blocking pin, the fixing frame is arranged on the follow-up rotating arm, the blocking cylinder is arranged on the fixing frame and penetrates through the follow-up rotating arm, the blocking pin is arranged at the output end of the blocking cylinder, and the blocking pin is in intermittent contact with the feeding rotating disc.

The feeding turntable comprises a feeding turntable body and a driving turntable body, wherein the feeding turntable body and the driving turntable body are both installed on the central rotating seat and rotate along with the central rotating seat, the driving turntable body is in discontinuous contact with the blocking pin to drive the following rotating arm to perform discontinuous following, and the following material rotating frame is in butt joint with the feeding turntable body.

A plurality of driving blocks used for being in contact with the blocking pins are arranged on the driving disc body at intervals, and a plurality of material receiving cavities used for being in butt joint with the material transferring frame are arranged on the feeding disc body at intervals.

Compared with the prior art, the invention has the advantages that:

the invention relates to a feeding device for grinding and thinning double end faces of hard and brittle materials, when in operation, a central rotating base is driven by the original power of a grinding machine to realize rotation, a feeding rotary table rotates along with the central rotating base, the hard and brittle materials are continuously input by a hard and brittle material slicing feeding mechanism, automatic slicing is realized on the hard and brittle material slicing feeding mechanism, one slice of hard and brittle materials enters a transit follower mechanism, when the hard and brittle materials enter the transit follower mechanism, the transit follower mechanism and the hard and brittle material slicing feeding mechanism are relatively static, thereby realizing transit material receiving, then the transit follower mechanism is driven by the feeding rotary table to follow, namely, the transit follower mechanism and the feeding rotary table rotate together (the transit follower mechanism and the feeding rotary table are relatively static), at the moment, the transit follower mechanism feeds the hard and brittle materials into the feeding rotary table, then the transit follower mechanism returns to be in situ and is butted with the hard and brittle material slicing feeding mechanism to realize next transit material receiving, and finally, the feeding turntable conveys the hard and brittle materials to a grinding and thinning station to realize double-end-face grinding, and the hard and brittle materials are ground and thinned in batches in a reciprocating manner. Compared with the traditional structure, the feeding device can realize automatic feeding and discharging of hard and brittle materials, realizes on-line production, does not need manual material changing, and reduces labor intensity and labor cost; the production process is simplified, and the production efficiency is improved; the hard and brittle material slicing and feeding mechanism solves the problem that a plurality of layers of hard and brittle materials are stacked and adhered together and are difficult to separate; the transfer follower can realize that hard and brittle materials enter the feeding turntable without differential speed, and the feeding accuracy is ensured.

Drawings

FIG. 1 is a schematic perspective view of a feeding device for grinding and thinning double end faces of a hard and brittle material according to the present invention.

FIG. 2 is a schematic perspective view of a distributing mechanism of the feeding device for grinding and thinning the double end faces of the hard and brittle materials.

FIG. 3 is a schematic cross-sectional structural view of a distributing mechanism of the feeding device for grinding and thinning double end faces of hard and brittle materials.

FIG. 4 is a schematic perspective view of a relay follower in the feeding device for grinding and thinning the double end faces of the hard and brittle materials.

FIG. 5 is a schematic cross-sectional structural view of a transfer follower in the feeding device for grinding and thinning the double end faces of the hard and brittle materials.

Fig. 6 is a schematic perspective view of a central rotating base in the feeding device for grinding and thinning the double end faces of the hard and brittle materials.

The reference numerals in the figures denote:

1. a slicing and feeding mechanism; 11. a mounting frame; 111. a mounting cavity; 12. a fragment push group; 121. a push cylinder; 122. a suction cup; 13. a material conveying platform; 14. a feeding frame; 15. discharging the material frame; 2. a transfer follower mechanism; 21. a following rotating arm; 22. a material frame is rotated; 23. a rotation following stopper; 231. a fixed mount; 232. a blocking cylinder; 233. a blocking pin; 24. a compression member; 241. a mounting seat; 242. a pressing drive part; 243. a pressing part; 3. a feeding turntable; 31. a feeding tray body; 311. a receiving cavity; 32. driving the disc; 321. a drive block; 4. a central rotating base; 5. and (6) grinding the machine.

Detailed Description

The invention will be described in further detail below with reference to the drawings and specific examples.

Fig. 1 to 6 show an embodiment of a feeding device for grinding and thinning double end faces of a hard and brittle material, which comprises a hard and brittle material slicing and feeding mechanism 1, a transfer follower mechanism 2, a feeding rotary table 3 and a central rotary table 4, wherein the central rotary table 4 is installed on a grinding machine 5, the feeding rotary table 3 is installed on the central rotary table 4 and rotates along with the central rotary table, the transfer follower mechanism 2 is installed on the central rotary table 4 and is intermittently driven by the feeding rotary table 3 to follow, and the hard and brittle material slicing and feeding mechanism 1 is fixed on the grinding machine 5 and is butted with the transfer follower mechanism 2. When the feeding device operates, the central rotating base 4 is driven by the original power of the grinding machine 5 to rotate, the feeding rotary table 3 rotates along with the central rotating base 4, hard and brittle materials are continuously input by the hard and brittle material slicing and feeding mechanism 1, automatic slicing is realized on the hard and brittle material slicing and feeding mechanism 1, one slice of hard and brittle materials enter the transit follower mechanism 2, when the hard and brittle materials enter the transit follower mechanism 2, the transit follower mechanism 2 and the hard and brittle material slicing and feeding mechanism 1 are relatively static, so that transit material receiving is realized, then the transit follower mechanism 2 is driven by the feeding rotary table 3 to follow, namely the transit follower mechanism 2 and the feeding rotary table 3 form same rotation (the transit follower mechanism 2 and the feeding rotary table 3 are relatively static), at the moment, the transit follower mechanism 2 feeds the hard and brittle materials into the feeding rotary table 3, and then the transit follower mechanism 2 is in situ and is in butt joint with the hard and brittle material slicing and feeding mechanism 1 to realize next transit material receiving, and finally, the feeding turntable 3 conveys the hard and brittle materials to a grinding and thinning station to realize double-end-face grinding, and the batch grinding and thinning of the hard and brittle materials are realized by repeating the steps. Compared with the traditional structure, the feeding device can realize automatic feeding and discharging of hard and brittle materials, realizes on-line production, does not need manual material changing, and reduces labor intensity and labor cost; the production process is simplified, and the production efficiency is improved; the hard and brittle material slicing and feeding mechanism 1 solves the problem that a plurality of layers of hard and brittle materials are stacked and adhered together and are difficult to separate; the middle transfer following mechanism 2 can realize that hard and brittle materials enter the feeding turntable 3 without a differential speed, and the feeding accuracy is ensured. In this embodiment, the hard and brittle material is glass.

In this embodiment, hard and brittle material burst feed mechanism 1 includes mounting bracket 11, burst propelling movement group 12, defeated material platform 13, feeding frame 14 and ejection of compact frame 15, mounting bracket 11 is fixed on grinding machine 5, burst propelling movement group 12 is installed in mounting bracket 11, defeated material platform 13 sets up on mounting bracket 11 and docks with burst propelling movement group 12, feeding frame 14 sets up on mounting bracket 11 and docks with burst propelling movement group 12, ejection of compact frame 15 sets up on defeated material platform 13 and docks with well follower 2. In the structure, the mounting frame 11 is fixed on the grinding machine 5 and provides a mounting support basis for the fragment pushing group 12, the material conveying platform 13, the feeding frame 14 and the discharging frame 15, the stacked multiple layers of hard and brittle materials are located in the feeding frame 14, the fragment pushing group 12 pushes the bottom layer of hard and brittle materials to the material conveying platform 13, and the hard and brittle materials reciprocate in sequence, so that the subsequent hard and brittle materials push the front hard and brittle materials to move forwards until the hard and brittle materials fall into the discharging frame 15, and the discharging frame 15 is in butt joint with the transfer follower mechanism 2, so that the hard and brittle materials enter the transfer follower mechanism 2. The slicing and pushing group 12, the material conveying platform 13, the feeding frame 14 and the discharging frame 15 solve the problem that multiple layers of hard and brittle materials are stacked and adhered together and are difficult to separate, realize automatic slicing and pushing of the hard and brittle materials, and are simple in structure and ingenious in design.

In this embodiment, the lower portion of the mounting frame 11 is fixedly connected to the grinding machine 5, the upper portion of the mounting frame 11 is provided with a mounting cavity 111, the fragment pushing group 12 is installed in the mounting cavity 111, and the feeding platform 13 and the feeding frame 14 are both installed above the mounting cavity 111. The arrangement enables the sheet pushing group 12 to be built in, only one sheet of hard and brittle material can be seen from the outside to be continuously conveyed, and the appearance is more attractive and durable.

In this embodiment, the slicing pushing group 12 includes a pushing cylinder 121 and a suction cup 122, the pushing cylinder 121 is installed in the installation cavity 111, the suction cup 122 is installed at the output end of the pushing cylinder 121, and the suction cup 122 is located at the bottom of the feeding frame 14 and is butted against the feeding platform 13. In the structure, the pushing cylinder 121 pushes the suction cup 122 to reciprocate, the suction cup 122 sucks the bottom hard and brittle materials to move forwards to the conveying platform 13, the suction force is released when the suction cup 122 resets, and accordingly, the slicing pushing of the stacked hard and brittle materials is realized in a reciprocating manner.

In this embodiment, the transfer follower mechanism 2 includes a follower arm 21, a follower frame 22, a follower block 23, and a pressing member 24, the follower arm 21 is connected to the central rotary base 4, the follower frame 22 is mounted on the follower arm 21 and is abutted to the slice feeding mechanism 1 and the feeding turntable 3, the follower block 23 is mounted on the follower arm 21 and is in intermittent contact with the feeding turntable 3, and the pressing member 24 is mounted on the follower arm 21 and is located above the follower frame 22. In the structure, when the following rotating arm 21 is static relative to the discharging frame 15, the hard and brittle materials of the discharging frame 15 fall to the following rotating frame 22, then the feeding rotary table 3 is in intermittent contact with the following rotating blocking piece 23, so that the following rotating arm 21 is driven to rotate discontinuously, the following rotating arm 21 drives the following rotating frame 22 and the pressing piece 24 to rotate to form up-and-down butt joint with the feeding rotary table 3, at the moment, the pressing piece 24 descends to push the hard and brittle materials of the following rotating frame 22 onto the feeding rotary table 3 and press the hard and brittle materials tightly, so that the hard and brittle materials are accurately fed onto the feeding rotary table 3, and the hard and brittle materials enter the feeding rotary table 3 without differential speed.

In this embodiment, the pressing member 24 includes an installation base 241, a pressing driving portion 242 and a pressing portion 243, the installation base 241 is fixed on the material following rotating arm 21, the pressing driving portion 242 is installed on the installation base 241, and the pressing portion 243 is installed at the output end of the pressing driving portion 242 and is located above the material following rotating frame 22. In this structure, the pressing driving portion 242 is driven to reciprocate up and down on the mounting base 241, so as to drive the pressing portion 243 to ascend and descend, and the pressing portion 243 pushes the hard and brittle materials along with the material rotating frame 22 onto the feeding turntable 3 and presses the hard and brittle materials.

In this embodiment, the pressing driving part 242 is provided as a pressing cylinder, and the pressing part 243 is provided as a pair of spring pins. In the structure, the pressing cylinder drives the spring pin to lift, the spring pin is in soft contact with the hard and brittle materials, and the hard and brittle materials are prevented from being damaged.

In this embodiment, the rotation following blocking member 23 includes a fixing frame 231, a blocking cylinder 232 and a blocking pin 233, the fixing frame 231 is mounted on the rotation following arm 21, the blocking cylinder 232 is mounted on the fixing frame 231 and passes through the rotation following arm 21, the blocking pin 233 is mounted at the output end of the blocking cylinder 232, and the blocking pin 233 is in intermittent contact with the feeding turntable 3. In the structure, the fixing frame 231 provides an installation supporting basis for the blocking cylinder 232 and the blocking pin 233, the blocking cylinder 232 drives the blocking pin 233 to ascend and descend, when the blocking pin 233 descends to be contacted with the feeding turntable 3 to follow, and when the resetting is performed, the blocking pin 233 ascends to remove blocking, so that the structure is simple, and the design is ingenious.

In this embodiment, the feeding turntable 3 includes a feeding turntable body 31 and a driving turntable body 32, both the feeding turntable body 31 and the driving turntable body 32 are installed on the central rotary seat 4 and rotate therewith, the driving turntable body 32 intermittently contacts with the stop pin 233 to drive the following rotating arm 21 to intermittently follow, and the following material rotating frame 22 is butted with the feeding turntable body 31. In this structure, the feeding tray 31 is used for feeding the hard and brittle materials, and the driving tray 32 is used for making intermittent contact with the blocking pin 233, so as to realize intermittent following with the rotating arm 21.

In this embodiment, a plurality of driving blocks 321 for contacting with the blocking pins 233 are arranged on the driving tray 32 at intervals, and a plurality of receiving cavities 311 for butting with the material rotating frame 22 are arranged on the feeding tray 31 at intervals. The material receiving cavity 311 is used for receiving materials by butting with the material transferring frame 22, and the driving block 321 is contacted with the blocking pin 233 to drive the following rotating arm 21 to move discontinuously.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.