CN208342915U - Light guide plate trimming device - Google Patents
Light guide plate trimming device Download PDFInfo
- Publication number
- CN208342915U CN208342915U CN201820997917.7U CN201820997917U CN208342915U CN 208342915 U CN208342915 U CN 208342915U CN 201820997917 U CN201820997917 U CN 201820997917U CN 208342915 U CN208342915 U CN 208342915U
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- CN
- China
- Prior art keywords
- light guide
- seat
- cutting
- trimming
- guide plate
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model relates to a kind of process units of light guide plate, especially light guide plate trimming device, including trimming seat, locating piece, pressing device and disconnecting device；The side of the trimming seat is equipped with locating piece, and the other side is equipped with pressing device, and light guide plate is pressed on locating piece by pressing device；The disconnecting device is fixed on the side of trimming seat, and the cutter of disconnecting device is located at the side of trimming seat, and cutter and trimming seat form scissors mouth, the cast gate of cutter and trimming seat cooperation cutting light guide plate.Light guide plate trimming device high degree of automation provided by the utility model, cutting are quickly, the clean noresidue of cutting, high production efficiency, required worker is few, cutting is at low cost.
Description
Technical field
The utility model relates to a kind of process units of light guide plate, especially light guide plate trimming device.
Background technique
Light guide plate is the acrylic or PC plate using optical grade, and then using has high reflectivity and the not high-tech of extinction
Material is stamped and is led in the acryl plates bottom surface laser engraving, V-type cross grid engraving, UV screen printing technology of optical grade
Luminous point.The light issued from lamp is drawn in the stop on optical grade acryl plates surface using optical grade acryl plates, works as light
When line is mapped to each light guiding points, reflected light can be spread toward all angles, then destroyed conditioned reflex and projected by light guide plate front.It is logical
Various densitys, light guiding points not of uniform size are crossed, light guide plate uniformly light-emitting can be made.The purposes of reflector plate is the light for exposing bottom surface
It is reflected back in light guide plate, for improving the service efficiency of light, in the case of homalographic light emission luminance, luminous efficiency is high, low in energy consumption.
The main injection molding of light guide plate at present are as follows: two vertical-sprues are respectively arranged at the both ends shape of transverse flow channels
At I-shaped structure；A cast gate is respectively set in respective two ends of two vertical-sprues；The runner of the structure and in the past
Four cast gates the structure of runner that two intersect connection be set compare, the runner of the structure saves a large amount of mouth of a river
Material, while making die feeding balance good.So needing to carry out the cast gate of semi-finished product cutting in the processing of later period finished product and adding
Work.Automation cutting processing now is carried out to light guide plate cast gate because lacking relevant machining apparatus in the industry, so present factory
Quotient can only carry out processing to it one by one using conventional tool by artificial when producing light guide plate.In this way, not only influencing to lead
Tabula rasa production efficiency will also expend a large amount of artificial, increase enterprise's production cost, simultaneously as easily there is maloperation in manual operation,
It easily causes and does not cut net and so on, be unfavorable for the product quality management control of enterprise.
Utility model content
To solve the above problems, the utility model provides, a kind of gate cutting is quick, cutting is clean, high production efficiency, institute
The light guide plate trimming device that worker is few, cutting is at low cost is needed, the specific technical proposal is:
Light guide plate trimming device, including trimming seat, locating piece, pressing device and disconnecting device；The side of the trimming seat
Equipped with locating piece, the other side is equipped with pressing device, and light guide plate is pressed on locating piece by pressing device；The disconnecting device is fixed
In the side of trimming seat, the cutter of disconnecting device is located at the side of trimming seat, and cutter and trimming seat form scissors mouth, cutter with cut
The cast gate of side seat cooperation cutting light guide plate.
By using above-mentioned technical proposal, light guide plate is pressed on locating piece and realizes positioning by pressing device, and cutter will be guide-lighting
The gate cutting of plate.
Preferably, the pressing device includes pressure plate, compresses round guide and straight line mould group；The pressure plate is fixed on pressure
One end of tight round guide compresses round guide and is inserted on linear bearing, and linear bearing is fixed on trimming seat, compresses the another of round guide
One end is connect with the sliding block of straight line mould group.
By using above-mentioned technical proposal, drive pressure plate that light guide plate is pressed on locating piece by straight line mould group, directly
The precision of line mould group is high, is able to achieve accurate positioning.
Preferably, pressure sensor is housed between compression round guide and the sliding block of straight line mould group.
By using above-mentioned technical proposal, is realized and compressed by pressure sensor, the straight line mould group when reaching setting pressure
Stop, preventing from damaging by pressure light guide plate, pressure sensor changes by way of sizing, and the size of light guide plate changes not shadow
It rings and compresses light guide plate, make to control more convenient.If guide-lighting board size is bigger than normal, when positioning compression, will cause guide-lighting slab warping even
Fragmentation, will cause when guide-lighting slab warping that gate cutting is incomplete, and cast gate has residual, compresses and can have by pressure sensor control
Effect avoids guide-lighting slab warping.
Preferably, it there are two the compression round guide is set, compresses round guide and is symmetrical arranged, compress the other end dress of round guide
There is connecting plate, pressure sensor is housed on connecting plate, pressure sensor is connect with push rod, and push rod is fixed on the sliding block of straight line mould group
On.
By using above-mentioned technical proposal, two round guides can rotate pressure plate not, mobile to stablize.
Preferably, the disconnecting device includes cutting cylinder, cutting seat and cutting round guide；The cutting round guide is fixed
In the side of trimming seat, cuts off seat and be mounted on cutting round guide by linear bearing, cutting seat and the piston rod for cutting off cylinder
Connection is cut off and cutter is housed on seat.
It by using above-mentioned technical proposal, cuts off cylinder and cutter is driven to fast move, cutter is poured with the cooperation cutting of trimming seat
Mouthful.
Preferably, the edge of a knife of the cutter is the oblique edge of a knife.
By using above-mentioned technical proposal, oblique edge of a knife cutting effect is good, while reducing cutting power.
Preferably, the cutting cylinder is pressurized cylinder.
By using above-mentioned technical proposal, pressurized cylinder speed is fast, power output is stablized.
Preferably, there are two the locating piece is set, locating piece is located at the both ends of trimming seat, and cutter is between locating piece.
Light guide plate is placed on cutting seat, the starting of straight line mould group, the sliding block of straight line mould group drives push rod, push rod band dynamic pressure
Force snesor and compression round guide are mobile, compress round guide and drive pressure plate mobile, light guide plate is pressed on locating piece by pressure plate
On, cylinder starting, cutter rapid decrease are then cut off, cutter and trimming seat cooperate gate cutting, then cut off cylinder and reset,
Straight line mould group resets, and removes the light guide plate for cutting cast gate.
Compared with prior art the utility model has the following beneficial effects:
Light guide plate trimming device high degree of automation provided by the utility model, cutting quickly, the clean noresidue of cutting, life
Produce high-efficient, required worker it is few, cutting it is at low cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the pressing device of the utility model；
Fig. 2 is the structural schematic diagram of the disconnecting device of the utility model.
Specific embodiment
Now in conjunction with attached drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, light guide plate trimming device, including trimming seat 11, locating piece 12, pressing device and cutting dress
It sets.
As shown in Figure 1, the side of trimming seat 11 is equipped with locating piece 12, there are two locating piece 12 is set, and it is located at trimming
The other side at the both ends of seat 11, trimming seat 11 is equipped with pressing device, and light guide plate 13 is pressed on locating piece 12 by pressing device；It cuts
Disconnected device is fixed on the side of trimming seat 11.
Pressing device includes pressure plate 21, compresses round guide 23 and straight line mould group 31；There are two compression round guide 23 is set, pressure
Tight round guide 23 is symmetrical arranged, and is compressed round guide 23 and is inserted on linear bearing, linear bearing is mounted on bearing block, and bearing block is solid
It is scheduled on trimming seat 11, the one end for compressing round guide 23 is equipped with pressure plate 21, and the other end for compressing round guide 23 is equipped with connecting plate
24。
Pressure sensor 25 is housed, pressure sensor 25 is connect with push rod 26, and push rod 26 is fixed on connection on connecting plate 24
On seat, attachment base is fixed on the sliding block 32 of straight line mould group 31.It is realized and is compressed by pressure sensor 25, when reaching setting pressure
When straight line mould group 31 stop, preventing from damaging light guide plate 13 by pressure, pressure sensor 25 changes the light guide plate 13 by way of sizing
Size change do not influence compress light guide plate 13, make to control more convenient.If 13 size of light guide plate is bigger than normal, positioning method
It will cause the even fragmentation of 13 warpage of light guide plate when compression, when 13 warpage of light guide plate will cause cast gate 14 and cut off not exclusively, cast gate 14
There is residual, is controlled and compressed it is possible to prevente effectively from 13 warpage of light guide plate by pressure sensor 25, and can prevent from squeezing broken light guide plate.
As shown in Fig. 2, disconnecting device includes cutting cylinder 45, cutting seat 42 and cutting round guide 41；Cut off round guide 41
It is fixed on the side of trimming seat 11, cutting seat 42 is mounted on cutting round guide 41 by linear bearing, cutting seat 42 and cutting
The piston rod of cylinder 45 connects, and cuts off and cutter 43 is housed on seat 42.The cutter 43 of disconnecting device is located at the side of trimming seat 11, cuts
Knife 43 is between locating piece 12, and cutter 43 and trimming seat 11 form scissors mouth, and cutter 43 and the cooperation cutting of trimming seat 11 are guide-lighting
The cast gate 14 of plate 13.
The edge of a knife of cutter 43 is the oblique edge of a knife 44.It is good that the oblique edge of a knife 44 cuts off effect, while reducing cutting power.
Cutting cylinder 45 is pressurized cylinder.Pressurized cylinder speed is fast, power output is stablized.
When work, light guide plate 13 is placed on cutting seat 42, straight line mould group 31 starts, 32 band of sliding block of straight line mould group 31
Dynamic push rod 26, push rod 26 drive pressure sensor 25 and compress the movement of round guide 23, compress round guide 23 and pressure plate 21 is driven to move
Dynamic, light guide plate 13 is pressed on locating piece 12 by pressure plate 21, is then cut off cylinder 45 and is started, 43 rapid decrease of cutter, cutter
43 cut off cast gate 14 with the cooperation of trimming seat 11, then cut off cylinder 45 and reset, straight line mould group 31 resets, and removes and cuts cast gate 14
Light guide plate 13.
Claims (8)
1. light guide plate trimming device, which is characterized in that including trimming seat (11), locating piece (12), pressing device and disconnecting device；
The side of the trimming seat (11) is equipped with locating piece (12), and the other side is equipped with pressing device, and pressing device presses light guide plate (13)
Tightly on locating piece (12)；The disconnecting device is fixed on the side of trimming seat (11), and the cutter (43) of disconnecting device, which is located at, to be cut
The side of side seat (11), cutter (43) and trimming seat (11) form scissors mouth, and cutter (43) is led with trimming seat (11) cooperation cutting
The cast gate (14) of tabula rasa (13).
2. light guide plate trimming device according to claim 1, which is characterized in that the pressing device includes pressure plate
(21), round guide (23) and straight line mould group (31) are compressed；The pressure plate (21) is fixed on the one end for compressing round guide (23), pressure
Tight round guide (23) is inserted on linear bearing, and linear bearing is fixed on trimming seat (11), compresses the other end of round guide (23)
It is connect with the sliding block (32) of straight line mould group (31).
3. light guide plate trimming device according to claim 2, which is characterized in that the compression round guide (23) and straight line mould
Pressure sensor (25) are housed between the sliding block (32) of group (31).
4. light guide plate trimming device according to claim 3, which is characterized in that the compression round guide (23) is equipped with two
It is a, it compresses round guide (23) and is symmetrical arranged, the other end for compressing round guide (23) is equipped with connecting plate (24), and connecting plate fills on (24)
Have pressure sensor (25), pressure sensor (25) is connect with push rod (26), and push rod (26) is fixed on the cunning of straight line mould group (31)
On block (32).
5. light guide plate trimming device according to claim 1, which is characterized in that the disconnecting device includes cutting cylinder
(45), seat (42) and cutting round guide (41) are cut off；Cutting round guide (41) is fixed on the side of trimming seat (11), cutting
Seat (42) is mounted in cutting round guide (41) by linear bearing, and cutting seat (42) and the piston rod for cutting off cylinder (45) connect
It connects, cutter (43) is housed in cutting seat (42).
6. light guide plate trimming device according to claim 5, which is characterized in that the edge of a knife of the cutter (43) is the oblique edge of a knife
(44)。
7. light guide plate trimming device according to claim 5, which is characterized in that the cutting cylinder (45) is pressurization gas
Cylinder.
8. light guide plate trimming device according to claim 1, which is characterized in that fixed there are two the locating piece (12) sets
Position block (12) is located at the both ends of trimming seat (11), and cutter (43) is located between locating piece (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820997917.7U CN208342915U (en) | 2018-06-26 | 2018-06-26 | Light guide plate trimming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820997917.7U CN208342915U (en) | 2018-06-26 | 2018-06-26 | Light guide plate trimming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208342915U true CN208342915U (en) | 2019-01-08 |
Family
ID=64882147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820997917.7U Active CN208342915U (en) | 2018-06-26 | 2018-06-26 | Light guide plate trimming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208342915U (en) |
-
2018
- 2018-06-26 CN CN201820997917.7U patent/CN208342915U/en active Active
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