CN214218052U - Glass substrate climbing mechanism - Google Patents
Glass substrate climbing mechanism Download PDFInfo
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- CN214218052U CN214218052U CN202022854088.7U CN202022854088U CN214218052U CN 214218052 U CN214218052 U CN 214218052U CN 202022854088 U CN202022854088 U CN 202022854088U CN 214218052 U CN214218052 U CN 214218052U
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- glass substrate
- bevel gear
- assembly
- jacking
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Abstract
The utility model relates to a liquid crystal display technology field discloses a glass substrate climbing mechanism. Glass substrate climbing mechanism includes support body, supporting component, direction subassembly, a plurality of liftout rod, driving source and drive assembly, and wherein, supporting component is used for the level to bear glass substrate, and direction subassembly's stiff end sets up on the support body, the expansion end with the supporting component is connected, the stiff end with expansion end sliding fit, a plurality of liftout rod parallel arrangement and connect respectively in supporting component, the driving source with drive assembly's input is connected, drive assembly includes a plurality of outputs, and is a plurality of the output is respectively one-to-one ground and a plurality of the liftout rod transmission is connected to can drive a plurality ofly the synchronous jacking of liftout rod supporting component. The utility model discloses a glass substrate climbing mechanism, its jacking process to glass substrate is more steady, glass substrate's levelness is better, and is little to glass substrate's damage.
Description
Technical Field
The utility model relates to a liquid crystal display technology field especially relates to a glass substrate climbing mechanism.
Background
Liquid crystal displays have the advantages of low operating voltage, light weight, small size, etc., and have become mainstream products in the display field. With the rapid development of the liquid crystal display industry, the size of the liquid crystal display panel is larger and larger, and the size of the corresponding glass substrate is also larger and larger. In the production process of the liquid crystal display panel, multiple manufacturing and detecting processes need to lift up the glass substrate, and in order to ensure the manufacturing and detecting precision, the lifting process needs to ensure the strict horizontal state of the glass substrate.
Jacking device among the prior art usually includes support frame and jacking cylinder, and the glass substrate level supports at the support frame upper surface, and the output of jacking cylinder is connected in the below intermediate position of support frame, and the linear motion through the output of jacking cylinder realizes the elevating movement of support frame and glass substrate. For a glass substrate with a large size, a corresponding large-size support frame needs to be correspondingly arranged, on one hand, the drive source only drives the middle position of the support frame, and the support frame is difficult to keep high levelness, so that the levelness of the glass substrate cannot be ensured, the manufacturing and detection precision of the glass substrate is further influenced, and after the support frame is inclined, the position of the glass substrate is easy to shift, and friction damage is generated; on the other hand, at the moment when the support frame starts to lift from rest, the driving source only applies force to the middle part of the support frame, so that the support frame only applies force to the glass substrate at the middle part, and the stress of the glass substrate is concentrated at the moment, thereby generating adverse effect on the quality of the glass substrate.
Therefore, a glass substrate lifting apparatus is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a glass substrate climbing mechanism, its jacking process to glass substrate is more steady, glass substrate's levelness is better, and is little to glass substrate's damage.
To achieve the purpose, the utility model adopts the following technical proposal:
a glass substrate jacking mechanism comprising:
a frame body;
the glass substrate supporting device comprises a supporting assembly and a guiding assembly, wherein the supporting assembly is used for horizontally bearing a glass substrate, a fixed end of the guiding assembly is arranged on a frame body, a movable end of the guiding assembly is connected with the supporting assembly, and the fixed end is in sliding fit with the movable end;
the jacking rods are arranged in parallel and are respectively connected with the supporting component;
the driving source is connected with the input end of the transmission assembly, the transmission assembly comprises a plurality of output ends, the output ends are respectively connected with the jacking rods in a one-to-one correspondence mode, and the jacking rods can be driven to synchronously jack up the supporting assembly.
Optionally, the glass substrate jacking mechanism includes four jacking rods, and the four jacking rods are symmetrically distributed and supported on the bottom surface of the support assembly.
Optionally, the transmission assembly comprises three T-shaped helical bevel gear commutators, two first transmission shafts and four second transmission shafts, wherein,
the output end of the driving source is connected with the input end of a first T-shaped spiral bevel gear commutator;
one ends of the two first transmission shafts are respectively connected with two output ends of the first T-shaped spiral bevel gear commutator in a one-to-one correspondence manner, and the other ends of the two first transmission shafts are respectively connected with an input end of the second T-shaped spiral bevel gear commutator and an input end of the third T-shaped spiral bevel gear commutator;
one ends of the four second transmission shafts are respectively connected with two output ends of the second T-shaped spiral bevel gear commutator and two output ends of the third T-shaped spiral bevel gear commutator in a one-to-one correspondence manner, and the other ends of the four second transmission shafts are respectively connected with the four jacking rods in a one-to-one correspondence manner.
Optionally, be provided with the rack portion that extends along vertical direction on the lifting rod, drive assembly still includes four straight-toothed gears, four the straight-toothed gear is connected four respectively one-to-one the second transmission shaft the other end, four the straight-toothed gear respectively one-to-one with four rack portion meshes.
Optionally, the jacking rod is a screw rod, the transmission assembly further comprises four sets of gear sets, and each set of gear set is used for connecting one second transmission shaft and one screw rod;
each group of gear sets comprises a first bevel gear and a second bevel gear, the first bevel gear is connected with the other end of the second transmission shaft, the second bevel gear is in threaded fit with the screw rod, and the first bevel gear is meshed with the second bevel gear.
Optionally, the fixed end is a linear bearing, the movable end is a guide pillar, the upper end of the guide pillar is connected with the bottom surface of the support assembly, and the guide pillar is in sliding fit with the linear bearing and penetrates through the frame body.
Optionally, the drive source is a servo motor.
Optionally, the support assembly comprises:
the jacking rod is connected to the lower surface of the bracket;
and the plurality of thimble assemblies are uniformly arranged on the upper surface of the support and are used for supporting the glass substrate.
Optionally, the ejector pin assembly includes:
a lever portion connected to an upper surface of the bracket;
the plunger base is connected to the top end of the rod body part;
and the ball plunger is connected with the plunger base and is used for abutting against the lower surface of the glass substrate.
Optionally, the stent comprises:
a section bar supporting frame;
the supporting plates are connected with the section bar supporting frame, and the lower surface of each supporting plate is connected with one jacking rod and one movable end.
The utility model discloses beneficial effect does:
in the glass substrate jacking mechanism, the driving source enables the plurality of jacking rods to synchronously jack the supporting component through the transmission component, so that the glass substrate on the supporting component keeps horizontal in the lifting process, and the subsequent manufacturing and detection precision is ensured; the guide effect of the guide assembly on the support assembly improves the stability of the support assembly in the lifting process, and prevents the glass substrate from moving relative to the support assembly in the lifting process, so that the glass substrate is prevented from being damaged by friction; in addition, at the moment when the supporting assembly starts to lift from rest, the supporting rods synchronously apply force to the supporting assembly, so that the glass substrate is stressed at multiple positions simultaneously when the supporting assembly starts to lift from rest, and the glass substrate is prevented from being damaged due to concentrated stress at the moment of lifting.
Drawings
Fig. 1 is a schematic structural diagram of a glass substrate jacking apparatus according to an embodiment of the present invention;
fig. 2 is a schematic view of a part of a structure of a glass substrate jacking device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a section bar supporting frame according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a thimble assembly according to an embodiment of the present invention.
In the figure:
1-a carrier plate;
2-a support assembly; 21-a scaffold; 211-section bar support frame; 212-a support plate; 22-a thimble assembly; 221-a shaft portion; 222-a plunger base; 223-ball plunger;
3-a guiding component; 31-linear bearings; 32-guide pillars;
4-lifting rod;
5-a drive source;
6-a transmission assembly; 61-a first T-shaped helical bevel gear commutator; 62-a second T-shaped helical bevel gear commutator; 63-a third T-shaped helical bevel gear commutator; 64-a first drive shaft; 65-second drive shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
The embodiment provides a glass substrate jacking mechanism, which is particularly suitable for jacking a large-size glass substrate. Specifically, as shown in fig. 1-4, the glass substrate climbing mechanism includes a frame body, supporting component 2, guide component 3, a plurality of jacking rods 4, driving source 5 and transmission component 6, wherein, supporting component 2 is used for the level to bear the weight of the glass substrate, guide component 3's stiff end sets up on the frame body, the expansion end is connected with supporting component 2, stiff end and expansion end sliding fit, a plurality of jacking rods 4 parallel arrangement just connect respectively in supporting component 2, driving source 5 is connected with transmission component 6's input, transmission component 6 includes a plurality of outputs, it is a plurality of the output is connected with a plurality of jacking rods 4 transmission respectively one-to-one to can drive a plurality of jacking rods 4 synchronous jacking supporting component 2.
In the glass substrate jacking mechanism of the embodiment, the driving source 5 enables the plurality of jacking rods 4 to synchronously jack the supporting component 2 through the transmission component 6, so that the glass substrate on the supporting component 2 keeps horizontal in the lifting process, and the subsequent manufacturing and detection precision is ensured; the guide effect of the guide component 3 on the support component 2 improves the stability of the support component 2 in the lifting process, and prevents the glass substrate from shifting relative to the support component 2 in the lifting process, so that the glass substrate is prevented from being damaged by friction; in addition, at the moment when the supporting component 2 starts to lift from rest, the supporting rods synchronously apply force to the supporting component 2, so that the glass substrate is stressed at a plurality of positions simultaneously when the glass substrate starts to lift from rest, and the glass substrate is prevented from being damaged due to concentrated stress at the moment of lifting.
The glass substrate is generally square or rectangular, and preferably, as shown in fig. 2, the glass substrate lifting mechanism comprises four lifting rods 4, and the four lifting rods 4 are symmetrically distributed and supported on the bottom surface of the support assembly 2, so that the square or rectangular glass substrate can be balanced in stress. In other embodiments, the number and arrangement of the lift pins 4 are not particularly limited, and the arrangement may be selected in accordance with the shape of the glass substrate.
Further, as shown in fig. 2, the glass substrate jacking mechanism comprises four sets of guide assemblies 3, each set of guide assembly 3 is arranged beside one jacking rod 4, and the stability of the lifting process of the support assembly 2 is further ensured. Preferably, the fixed end of the guide assembly 3 is a linear bearing 31, the movable end is a guide pillar 32, the upper end of the guide pillar 32 is connected with the bottom surface of the support assembly 2, and the guide pillar 32 is slidably fitted with the linear bearing 31 and passes through the frame body. The guide mode of the linear bearing 31 and the guide post 32 is simple in structure, high in precision and good in stability. Specifically, in the embodiment, as shown in fig. 2, the frame body includes four carrier plates 1, each linear bearing 31 is disposed on one carrier plate 1 in a one-to-one correspondence manner, and the guide post 32 penetrates through the corresponding linear bearing 31 and the carrier plate 1. Optionally, the upper ends of the four lifting rods 4 are connected to the support assembly 2, and the lower ends of the four lifting rods penetrate through the four carrier plates 1 in a one-to-one correspondence manner.
In order to ensure that the transmission assembly 6 has a plurality of output ends which are respectively in transmission connection with the jacking rods 4, as shown in fig. 2, the transmission assembly 6 comprises three T-shaped helical bevel gear commutators, two first transmission shafts 64 and four second transmission shafts 65, the output end of the driving source 5 is connected with the input end of a first T-shaped helical bevel gear commutator 61, one ends of two first transmission shafts 64 are respectively connected with the two output ends of the first T-shaped helical bevel gear commutator 61 in a one-to-one correspondence manner, the other ends of the two first transmission shafts are respectively connected with the input end of a second T-shaped helical bevel gear commutator 62 and the input end of a third T-shaped helical bevel gear commutator 63, one ends of four second transmission shafts 65 are respectively connected with the two output ends of the second T-shaped helical bevel gear commutator 62 and the two output ends of the third T-shaped helical bevel gear commutator 63 in a one-to-one correspondence manner, and the other ends of the four second transmission shafts 65 are respectively connected with the four jacking rods 4 in a one-to-one correspondence manner. That is, the transmission assembly 6 divides the power output by the driving source 5 into four output ends for outputting through three T-shaped spiral bevel gear commutators, two first transmission shafts 64 and four second transmission shafts 65, so that the synchronous motion of the four jacking rods 4 can be ensured, and one driving source 5 synchronously drives the four jacking rods 4, thereby having low cost and convenient control.
Specifically, in this embodiment, the driving source 5 is a servo motor, and the servo motor operates stably and has high precision, thereby improving the stability and position precision of the glass substrate in the lifting process. Optionally, in this embodiment, the lengths of the two second transmission shafts 65 respectively connected to the output ends of the second T-shaped helical bevel gear commutator 62 are different, and the lengths of the two second transmission shafts 65 respectively connected to the output ends of the third T-shaped helical bevel gear commutator 63 are different, but the lengths of the second transmission shafts 65 located on the same side of the first transmission shaft 64 are the same. In other embodiments, the lengths of the four second transmission shafts 65 may be the same, or the lengths of the four transmission shafts are partially the same, which is not specifically limited herein, and may be correspondingly arranged according to the shape of the glass substrate.
Further, the lifting rod 4 is a screw rod, and the transmission assembly 6 further includes four sets of gear sets (not shown), each set of gear sets is used for connecting a second transmission shaft 65 and a screw rod, specifically, each set of gear sets includes a first bevel gear and a second bevel gear, the first bevel gear is connected with the other end (i.e. the end not connected with the T-shaped spiral bevel gear commutator) of the second transmission shaft 65, the second bevel gear is in threaded fit with the screw rod, and the first bevel gear and the second bevel gear are engaged. Through the cooperation of first bevel gear, second bevel gear and lead screw, realize turning motion along the horizontal axis and change into the linear motion along vertical direction to realize supporting component 2's promotion.
Preferably, as shown in fig. 1, 2 and 4, the supporting assembly 2 includes a support frame 21 and a plurality of pin assemblies 22, the lifting rod 4 is connected to a lower surface of the support frame 21, the plurality of pin assemblies 22 are uniformly arranged on an upper surface of the support frame 21, and the plurality of pin assemblies 22 are used for supporting the glass substrate. The glass substrate is supported by the thimbles arranged at intervals, so that the contact area of the support assembly 2 and the glass substrate can be reduced, and the friction damage of the glass substrate is reduced; the plurality of ejector pin assemblies 22 are respectively connected with the lifting rod 4 through the brackets 21, so that the plurality of ejector pin assemblies 22 are synchronously driven.
Preferably, as shown in fig. 3, the bracket 21 includes a profile support frame 211 and a plurality of support plates 212, the plurality of support plates 212 are connected to the profile support frame 211, and a lift rod 4 and a movable end are connected to a lower surface of each support plate 212. The profile support frame 211 can reduce the weight of the whole support 21, thus reducing the load of the jacking process; the support plate 212 can ensure that the lift pin 4 and the movable end can be smoothly installed. Specifically, in the present embodiment, the bracket 21 includes four support plates 212, and one lift rod 4 and one guide post 32 are connected to the lower portion of each support plate 212. Alternatively, the jacking plates and the guide posts 32 may be connected to the corresponding support plates 212 by fasteners such as bolts or pins, but not limited thereto.
Further, the thimble assembly 22 includes a rod portion 221, a plunger base 222 and a ball plunger 223, wherein the rod portion 221 is connected to the upper surface of the support 21, the plunger base 222 is connected to the top end of the rod portion 221, the ball plunger 223 is connected to the plunger base 222, and the ball plunger 223 is used for abutting against the lower surface of the glass substrate. The ball plunger 223 has certain elasticity, so that when the glass substrate is placed on the ejector pin assembly 22, the glass substrate can be prevented from being subjected to rigid collision, and further the damage of the glass substrate is reduced; the plunger base 222 can conveniently realize the connection of the ball plunger 223 and the rod part 221. In this embodiment, the plurality of shaft portions 221 are uniformly coupled to the upper surface of the profile support frame 211.
Example two
The difference between the present embodiment and the first embodiment is: the second transmission shaft 65 is not connected to the corresponding lift rod 4 through a gear train. Specifically, the rack portion extending in the vertical direction is provided on the lifting rod 4, the transmission assembly 6 further includes four spur gears, the four spur gears are respectively connected to the other ends of the four second transmission shafts 65 in a one-to-one correspondence manner (i.e., one ends not connected to the T-shaped helical bevel gear commutator), and the four spur gears are respectively meshed with the four rack portions in a one-to-one correspondence manner. This embodiment passes through the rack portion cooperation of gear and jacking rod 4, converts the rotary motion of second transmission shaft 65 along horizontal axis into jacking rod 4 along vertical direction's linear motion, and the structure is simpler, is favorable to reducing the cost of whole glass substrate climbing mechanism.
Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and for those skilled in the art, there are variations on the specific embodiments and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The glass substrate jacking mechanism is characterized by comprising:
a frame body;
the glass substrate supporting frame comprises a supporting assembly (2) and a guiding assembly (3), wherein the supporting assembly (2) is used for horizontally bearing a glass substrate, a fixed end of the guiding assembly (3) is arranged on the frame body, a movable end of the guiding assembly (3) is connected with the supporting assembly (2), and the fixed end is in sliding fit with the movable end;
the jacking rods (4) are arranged in parallel and are respectively connected to the supporting components (2);
driving source (5) and drive assembly (6), driving source (5) with the input of drive assembly (6) is connected, drive assembly (6) include a plurality of outputs, and are a plurality of the output respectively one-to-one ground with a plurality of jacking rod (4) transmission is connected, and can drive a plurality of jacking rod (4) are synchronous the jacking support assembly (2).
2. The glass substrate lift mechanism of claim 1, wherein the glass substrate lift mechanism comprises four lift rods (4), and the four lift rods (4) are symmetrically distributed and supported on the bottom surface of the support assembly (2).
3. The glass substrate lift mechanism of claim 2, wherein the drive assembly (6) comprises three T-shaped helical bevel gear reversers, two first drive shafts (64), and four second drive shafts (65), wherein,
the output end of the driving source (5) is connected with the input end of a first T-shaped spiral bevel gear commutator (61);
one ends of the two first transmission shafts (64) are respectively connected with two output ends of the first T-shaped spiral bevel gear commutator (61) in a one-to-one correspondence manner, and the other ends of the two first transmission shafts are respectively connected with an input end of a second T-shaped spiral bevel gear commutator (62) and an input end of a third T-shaped spiral bevel gear commutator (63);
one ends of the four second transmission shafts (65) are respectively connected with two output ends of the second T-shaped spiral bevel gear commutator (62) and two output ends of the third T-shaped spiral bevel gear commutator (63) in a one-to-one correspondence manner, and the other ends of the four second transmission shafts are respectively connected with the four jacking rods (4) in a one-to-one correspondence manner.
4. The glass substrate climbing mechanism according to claim 3, wherein the lifting rod (4) is provided with a rack portion extending in a vertical direction, and the transmission assembly (6) further comprises four spur gears respectively connected to the other ends of the four second transmission shafts (65) in a one-to-one correspondence, the four spur gears respectively engaging with the four rack portions in a one-to-one correspondence.
5. The glass substrate jacking mechanism according to claim 3, wherein the jacking rod (4) is a lead screw, and the transmission assembly (6) further comprises four sets of gear sets, each set of gear sets being for connecting one of the second transmission shafts (65) and one of the lead screws;
each group of gear sets comprises a first bevel gear and a second bevel gear, the first bevel gear is connected with the other end of the second transmission shaft (65), the second bevel gear is in threaded fit with the screw rod, and the first bevel gear is meshed with the second bevel gear.
6. The glass substrate jacking mechanism as claimed in any one of claims 1 to 5, wherein the fixed end is a linear bearing (31), the movable end is a guide post (32), an upper end of the guide post (32) is connected to a bottom surface of the supporting member (2), and the guide post (32) is slidably fitted to the linear bearing (31) and is inserted into the frame body.
7. The glass substrate lift mechanism according to any of claims 1 to 5, wherein the driving source (5) is a servo motor.
8. The glass substrate lift mechanism of any of claims 1 to 5, wherein the support assembly (2) comprises:
the lifting rod (4) is connected to the lower surface of the bracket (21);
the ejector pin assemblies (22) are uniformly arranged on the upper surface of the support (21), and the ejector pin assemblies (22) are used for supporting the glass substrate.
9. The glass substrate lift mechanism of claim 8, wherein the ejector pin assembly (22) comprises:
a lever portion (221) connected to an upper surface of the bracket (21);
a plunger base (222) connected to the tip of the shaft portion (221);
and the ball plunger (223) is connected with the plunger base (222), and the ball plunger (223) is used for abutting against the lower surface of the glass substrate.
10. The glass substrate lift mechanism of claim 8, wherein the bracket (21) comprises:
a profile support frame (211);
and the supporting plates (212) are connected with the section bar supporting frame (211), and the lower surface of each supporting plate (212) is connected with one jacking rod (4) and one movable end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022854088.7U CN214218052U (en) | 2020-12-01 | 2020-12-01 | Glass substrate climbing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022854088.7U CN214218052U (en) | 2020-12-01 | 2020-12-01 | Glass substrate climbing mechanism |
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| CN214218052U true CN214218052U (en) | 2021-09-17 |
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| CN202022854088.7U Active CN214218052U (en) | 2020-12-01 | 2020-12-01 | Glass substrate climbing mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112499516A (en) * | 2020-12-01 | 2021-03-16 | 苏州科韵激光科技有限公司 | Glass substrate climbing mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112499516A (en) * | 2020-12-01 | 2021-03-16 | 苏州科韵激光科技有限公司 | Glass substrate climbing mechanism |
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