CN213198798U - LCD screen pad pasting positioner - Google Patents
LCD screen pad pasting positioner Download PDFInfo
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- CN213198798U CN213198798U CN202021860008.2U CN202021860008U CN213198798U CN 213198798 U CN213198798 U CN 213198798U CN 202021860008 U CN202021860008 U CN 202021860008U CN 213198798 U CN213198798 U CN 213198798U
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Abstract
The utility model relates to a LCD screen production technical field discloses a LCD screen pad pasting positioner, including supporting platform, the supporting platform top surface is equipped with positioning hole along the fore-and-aft direction, is equipped with reverse ball below the positioning hole on the supporting platform, and reverse ball is connected with driving motor, is equipped with the sliding block on the reverse ball, is equipped with the locating lever in the positioning hole, and the locating lever is connected with the sliding block, and the locating lever top is provided with the backup pad, and both ends are equipped with first location branch about the backup pad; the conveying frame is arranged on the supporting platform, a groove is formed in the middle of the conveying frame, a supporting and positioning mechanism is arranged in the groove, conveying rods are arranged in the conveying frame on the front side and the rear side of the groove, and the conveying rods are connected with a conveying motor; auxiliary positioning mechanisms are arranged at the lower ends of the conveying frames at the front side and the rear side of the groove; the utility model discloses, can carry out accurate location to the LCD screen, guarantee to the accuracy of LCD screen surface pad pasting, reduce workman's intensity of labour, ensure operating efficiency.
Description
Technical Field
The utility model relates to a LCD screen production technical field especially relates to a LCD screen pad pasting positioner.
Background
In the production process of the liquid crystal screen, in order to avoid the liquid crystal screen surface from being worn in transportation and subsequent processing, the surface of the liquid crystal screen is often required to be subjected to film pasting treatment, and in the film pasting process, the liquid crystal screen is often required to be accurately positioned so as to avoid the phenomenon that the film is pasted and deflected and the surface of the liquid crystal screen cannot be completely covered; the existing film sticking positioning device is insufficient in accuracy, the liquid crystal screen cannot be accurately positioned and limited before film sticking of the liquid crystal screen, operation workers are required to assist in operation to complete accurate film sticking operation frequently, time and labor are wasted, efficiency is low, and production progress is seriously affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a LCD screen pad pasting positioner can carry out accurate location to the LCD screen before the pad pasting, guarantees the accuracy to LCD screen surface pad pasting to reduce workman's intensity of labour, ensure operating efficiency.
The utility model adopts the following technical scheme:
a liquid crystal screen film pasting positioning device comprises a supporting platform, wherein a positioning through hole is formed in the top surface of the supporting platform in the front-back direction, a reverse ball screw is arranged on the supporting platform below the positioning through hole, the reverse ball screw is connected with a transmission motor, sliding blocks are arranged at the front end and the rear end of the reverse ball screw, positioning rods are arranged at the front end and the rear end in the positioning through hole, the bottom end of each positioning rod is fixedly connected with the corresponding sliding block, a supporting plate is arranged at the top end of each positioning rod, first positioning support rods are vertically arranged at the left end and the right end of each supporting plate, and the first positioning support rods penetrate through the conveying frame and are; the conveying frame is arranged on the supporting platform, a groove is formed in the middle of the conveying frame in the left-right direction, a supporting and positioning mechanism is arranged in the groove, conveying rods are arranged in the conveying frame on the front side and the rear side of the groove, and the conveying rods are connected with a conveying motor through a transmission belt; auxiliary positioning mechanisms are arranged at the lower ends of the conveying frames at the front side and the rear side of the groove.
The supporting and positioning mechanism comprises a first lifting cylinder vertically arranged at the top end of the supporting platform, a positioning platform is arranged at the telescopic end of the first lifting cylinder, positioning grooves are formed in the left side and the right side of the top end of the positioning platform, the length of the positioning groove on the right side is larger than that of the positioning groove on the left side, positioning guide rods are arranged in the positioning grooves, and the positioning guide rods are connected with the positioning cylinder arranged in the positioning platform.
The auxiliary positioning mechanism comprises a second lifting cylinder vertically arranged on the top end of the supporting platform, the telescopic end of the second lifting cylinder is fixedly connected with the bottom end of the supporting positioning frame, the supporting positioning frame is located in the conveying frame, a first auxiliary positioning platform and a second auxiliary positioning platform are sequentially arranged on the supporting positioning frame from left to right, an auxiliary positioning guide groove is formed in the top end of the first auxiliary positioning platform, an auxiliary positioning guide rod is arranged in the auxiliary positioning guide groove, and the auxiliary positioning guide rod is connected with a positioning guide cylinder arranged in the first auxiliary positioning platform.
Each supporting and positioning frame is provided with two groups of limiting rods, and the first positioning support rod is located in a limiting cavity formed by each group of limiting rods.
The side at both ends all is provided with the constant head tank around conveying frame, all be provided with on every side support locating rack with constant head tank assorted flange.
A guide rail cylinder is arranged on the left side of the top end of the supporting platform, a second positioning support rod is vertically arranged on the guide rail cylinder, and the second positioning support rod is positioned on the left side of the first positioning support rod; the conveying rods are provided with mounting grooves, and O-shaped rings are sleeved in the mounting grooves of every two adjacent conveying rods.
The supporting platforms on the left side and the right side of the positioning through holes are respectively provided with a limiting guide rail parallel to the positioning through holes, limiting guide rods are arranged in the limiting guide rails, and the top ends of the limiting guide rods are fixedly connected with the bottom ends of the supporting plates.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses well first location branch's setting can be to the enterprising line location of LCD screen fore-and-aft direction, and the relative stability of position when guaranteeing the LCD screen and carrying on conveying frame, and the setting that supports positioning mechanism is for carrying out the location operation to the LCD screen left and right sides direction, ensures that LCD screen position before the pad pasting corresponds with the position accuracy of pad pasting mechanism, promotes pad pasting precision and operating efficiency.
Further, support positioning mechanism and auxiliary positioning mechanism and go up positioning platform and auxiliary positioning platform's setting, can also play the supporting role to the LCD screen when the LCD screen location, promote the utility model discloses a practicality.
Furthermore, the arrangement of each group of limiting rods on the supporting and positioning frame can limit the forward and backward movement of the first positioning supporting rod, so that the accuracy of positioning the liquid crystal screen is ensured.
Further, the setting of last constant head tank of conveying frame and support locating rack upper ledge can be when second lift cylinder drive support locating rack rises, and the height that rises to the support locating rack is spacing, ensures under the drive of second lift cylinder, and the position parallel and level of the transport pole that auxiliary positioning platform and conveying frame set up to in provide the horizontally support to LCD screen glass.
Furthermore, the arrangement of the guide rail cylinder can adapt to the positioning operation of the small-size liquid crystal screen, and the second positioning support rod is arranged on the guide rail cylinder, so that the liquid crystal screen with smaller length in the left and right directions can be accurately positioned, and the application range of the utility model is enlarged; the arrangement of the upper groove of the conveying rod and the O-shaped ring facilitates conveying of the liquid crystal screen with smaller size, prevents the liquid crystal screen with small size from dropping from the space between the two adjacent conveying rods, and enhances practicability.
Further, the arrangement of the limiting guide rail and the limiting guide rod can ensure the stability of the first positioning support rod during operation along the front and back directions, and the positioning accuracy is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a side view of the present invention.
Detailed Description
The invention is described in detail below with reference to the following figures and examples:
as shown in fig. 1 to 3, the positioning device for film sticking of liquid crystal display screen of the present invention comprises a supporting platform 1, positioning through holes 2 are arranged on the top surface of the supporting platform 1 along the front-back direction, and reverse ball screws 3 are arranged on the supporting platform 1 below the positioning through holes 2, so that the positioning distance in the front-back direction on a conveying frame 4 is large, and when positioning is performed by adopting the reverse ball screws 3, the impact of a first positioning support rod 5 on the liquid crystal display screen can be reduced, and the damage to the liquid crystal display screen can be avoided; the reverse ball screw 3 is connected with a transmission motor 6, sliding blocks 7 are arranged at the front end and the rear end of the reverse ball screw 3, positioning rods 8 are arranged at the front end and the rear end in the positioning through holes 2, the bottom end of each positioning rod 8 is fixedly connected with the corresponding sliding block 7, a supporting plate 9 is arranged at the top end of each positioning rod 8, first positioning support rods 5 are vertically arranged at the left end and the right end of each supporting plate 9, and the first positioning support rods 5 penetrate through the conveying frame 4 and are positioned above the conveying frame 4; when the liquid crystal display screen positioning device is used, the transmission motor 6 is started to drive the reverse ball screw 3 to synchronously rotate, and the sliding block 7 arranged on the reverse ball screw 3 drives the supporting plate 9 to do relative motion, so that the aim of positioning the front and back directions of the liquid crystal display screen by the first positioning supporting rod 5 is fulfilled;
the conveying frame 4 is arranged on the supporting platform 1, a groove 10 is formed in the middle of the conveying frame 4 in the left-right direction, a supporting and positioning mechanism is arranged in the groove 10 and used for transversely positioning the liquid crystal screen, the supporting and positioning mechanism comprises a first lifting cylinder 11 vertically arranged at the top end of the supporting platform 1, a positioning platform 12 is arranged at the telescopic end of the first lifting cylinder 11 and used for horizontally supporting the liquid crystal screen during positioning, and the positioning accuracy during positioning is improved; positioning grooves 13 are formed in the left side and the right side of the top end of the positioning platform 12, positioning guide rods 14 are arranged in the positioning grooves 13, the length of the positioning groove 13 on the right side is larger than that of the positioning groove 13 on the left side, and therefore transverse positioning of liquid crystal screens with different sizes is facilitated by setting the stroke of a positioning cylinder; preferably, each side of the top end of the positioning platform 12 is provided with two positioning grooves 13 and a positioning guide rod 14, the positioning guide rods 14 are connected with positioning cylinders arranged in the positioning platform 12, and the positioning cylinders on the left side and the right side in the positioning platform 12 are oppositely arranged, so that the liquid crystal screen can be conveniently and transversely positioned; the positioning cylinder and the connection with the positioning guide rod 14 are both in the prior art, and are not labeled in the figure, and are not described again; when the device works, after the liquid crystal screen glass is conveyed to a designated position, the first lifting cylinder 11 is controlled to drive the positioning platform 12 to rise, so that the positioning platform 12 is located at a position which is parallel to the conveying rod 15, and then the positioning cylinder is controlled to extend out to push the positioning guide rod 14 to move relatively, so that the aim of positioning the liquid crystal screen is fulfilled, the operation is simple, convenient and rapid, and the positioning is accurate; conveying rods 15 are arranged in the conveying frames 4 on the front side and the rear side of the groove 10, and the conveying rods 15 positioned on the outer sides of the conveying frames 4 are connected with each other through a transmission belt 16 and then connected with a conveying motor 17; wherein, the transmission motor 6 and the conveying motor 17 both adopt servo motors.
The lower ends of the conveying frames 4 at the front side and the rear side of the groove 10 are respectively provided with an auxiliary positioning mechanism, and the auxiliary positioning mechanisms are used for assisting the supporting and positioning mechanisms to position the liquid crystal screens with different sizes, so that the application range of the utility model is enlarged; the auxiliary positioning mechanism comprises a second lifting cylinder 18 vertically arranged at the top end of the supporting platform 1, the telescopic end of the second lifting cylinder 18 is fixedly connected with the bottom end of a supporting positioning frame 19, the supporting positioning frame 19 is positioned in the conveying frame 4, a first auxiliary positioning platform 20 and a second auxiliary positioning platform 21 are sequentially arranged on the supporting positioning frame 19 from left to right, an auxiliary positioning guide groove 22 is formed in the top end of the first auxiliary positioning platform 20, an auxiliary positioning guide rod 23 is arranged in the auxiliary positioning guide groove 22, the auxiliary positioning guide rod 23 is connected with a positioning guide cylinder arranged in the first auxiliary positioning platform 20, and the telescopic end of the positioning guide cylinder faces the right end; during the use, after the LCD screen carries to the assigned position, drive support locating rack 19 through controlling second lift cylinder 18 and rise, make first auxiliary positioning platform 20 and second auxiliary positioning platform 21 and carry pole 15 looks parallel and level, control the location direction cylinder that sets up on first auxiliary positioning platform 20 at this moment and stretch out and promote auxiliary positioning guide bar 23 and move rightwards to play the positioning action to the LCD screen.
Every supports and all is provided with two sets of gag lever posts 24 on the locating rack 19, and first locating support pole 5 is located the spacing intracavity that every group gag lever post 24 formed, and the setting of every group gag lever post 24 can be spacing to the back-and-forth movement of first locating support pole 5, ensures the accuracy nature to the LCD screen location. All be provided with constant head tank 25 on the side at both ends around conveying frame 4, all be provided with on every side support locating rack 19 with constant head tank 25 assorted flange 26, the setting of constant head tank 25 and flange 26, can support the locating rack 19 when ascending in the drive of second lift cylinder 18, it is spacing to supporting the height that locating rack 19 rose, ensure under the drive of second lift cylinder 18, the position parallel and level of the transport pole 15 that sets up in auxiliary positioning platform 12 and conveying frame 4, so as to provide the horizontally support to LCD screen glass.
A guide rail cylinder 27 is arranged on the left side of the top end of the supporting platform 1, a second positioning support rod 28 is vertically arranged on the guide rail cylinder 27, the second positioning support rod 28 is positioned on the left side of the first positioning support rod 5, the guide rail cylinder 27 is used for positioning a liquid crystal screen with a smaller size, and when the length of the liquid crystal screen in the left-right direction is smaller, the purpose of positioning the liquid crystal screen with the smaller size can be achieved by controlling the guide rod cylinder; still be provided with mounting groove 29 on every transport pole 15, all overlap in the mounting groove 29 of two adjacent transport poles 15 and be equipped with O type circle 30, O type circle 30's setting is convenient for carry the less LCD screen of size, prevents that the LCD screen that the size is little from dropping in the space between two adjacent transport poles 15, reinforcing practicality.
On the supporting platform 1 of the 2 left and right sides of positioning hole, all be provided with the spacing guide rail 31 parallel with positioning hole 2, spacing guide bar 32 sets up in spacing guide rail 31, spacing guide bar 32 top and the 9 bottom fixed connection of backup pad, and the setting of spacing guide rail 31 and spacing guide bar 32 can further promote the stability of first location branch 5 when moving along the fore-and-aft direction, improves and decides the precision to the LCD screen location.
The utility model discloses a theory of operation does: firstly, a liquid crystal screen is conveyed to a conveying frame 4 from a previous station, a conveying motor 17 is started to enable the liquid crystal screen to move towards the left end of the conveying frame 4 under the rotation of a conveying rod 15, after the liquid crystal screen is conveyed to a specified position, a first lifting cylinder 11 and a second lifting cylinder 18 are sequentially controlled to lift, a positioning platform 12, a first auxiliary positioning platform 20 and a second auxiliary positioning platform 21 are lifted to be flush with the conveying rod 15, then positioning cylinders and positioning guide cylinders arranged in the positioning platform 12 and the first auxiliary positioning platform 20 are controlled to extend out to position the liquid crystal screen, and meanwhile, a transmission motor 6 is started to drive a reverse ball screw 3 to rotate, so that first positioning support rods 5 arranged at the front end and the rear end of the reverse ball screw 3 relatively run, and the liquid crystal screen is positioned in the front-back direction; thus, the positioning operation of the liquid crystal screen is completed.
Claims (7)
1. The utility model provides a LCD screen pad pasting positioner which characterized in that: the conveying device comprises a supporting platform, wherein a positioning through hole is formed in the top surface of the supporting platform along the front-back direction, a reverse ball screw is arranged on the supporting platform below the positioning through hole, the reverse ball screw is connected with a transmission motor, sliding blocks are arranged at the front end and the rear end of the reverse ball screw, positioning rods are arranged at the front end and the rear end in the positioning through hole, the bottom end of each positioning rod is fixedly connected with the corresponding sliding block, a supporting plate is arranged at the top end of each positioning rod, first positioning support rods are vertically arranged at the left end and the right end of each supporting plate, and the first positioning support rods penetrate through the; the conveying frame is arranged on the supporting platform, a groove is formed in the middle of the conveying frame in the left-right direction, a supporting and positioning mechanism is arranged in the groove, conveying rods are arranged in the conveying frame on the front side and the rear side of the groove, and the conveying rods are connected with a conveying motor through a transmission belt; auxiliary positioning mechanisms are arranged at the lower ends of the conveying frames at the front side and the rear side of the groove.
2. The liquid crystal screen film pasting positioning device according to claim 1, characterized in that: the supporting and positioning mechanism comprises a first lifting cylinder vertically arranged at the top end of the supporting platform, a positioning platform is arranged at the telescopic end of the first lifting cylinder, positioning grooves are formed in the left side and the right side of the top end of the positioning platform, the length of the positioning groove on the right side is larger than that of the positioning groove on the left side, positioning guide rods are arranged in the positioning grooves, and the positioning guide rods are connected with the positioning cylinder arranged in the positioning platform.
3. The liquid crystal screen film pasting positioning device according to claim 1, characterized in that: the auxiliary positioning mechanism comprises a second lifting cylinder vertically arranged on the top end of the supporting platform, the telescopic end of the second lifting cylinder is fixedly connected with the bottom end of the supporting positioning frame, the supporting positioning frame is located in the conveying frame, a first auxiliary positioning platform and a second auxiliary positioning platform are sequentially arranged on the supporting positioning frame from left to right, an auxiliary positioning guide groove is formed in the top end of the first auxiliary positioning platform, an auxiliary positioning guide rod is arranged in the auxiliary positioning guide groove, and the auxiliary positioning guide rod is connected with a positioning guide cylinder arranged in the first auxiliary positioning platform.
4. The LCD screen film pasting positioning device of claim 3, characterized in that: each supporting and positioning frame is provided with two groups of limiting rods, and the first positioning support rod is located in a limiting cavity formed by each group of limiting rods.
5. The LCD screen film pasting positioning device of claim 3, characterized in that: the side at both ends all is provided with the constant head tank around conveying frame, all be provided with on every side support locating rack with constant head tank assorted flange.
6. The liquid crystal screen film pasting positioning device according to claim 1, characterized in that: a guide rail cylinder is arranged on the left side of the top end of the supporting platform, a second positioning support rod is vertically arranged on the guide rail cylinder, and the second positioning support rod is positioned on the left side of the first positioning support rod; the conveying rods are provided with mounting grooves, and O-shaped rings are sleeved in the mounting grooves of every two adjacent conveying rods.
7. The liquid crystal screen film pasting positioning device according to claim 1, characterized in that: the supporting platforms on the left side and the right side of the positioning through holes are respectively provided with a limiting guide rail parallel to the positioning through holes, limiting guide rods are arranged in the limiting guide rails, and the top ends of the limiting guide rods are fixedly connected with the bottom ends of the supporting plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021860008.2U CN213198798U (en) | 2020-08-31 | 2020-08-31 | LCD screen pad pasting positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021860008.2U CN213198798U (en) | 2020-08-31 | 2020-08-31 | LCD screen pad pasting positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213198798U true CN213198798U (en) | 2021-05-14 |
Family
ID=75842452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021860008.2U Active CN213198798U (en) | 2020-08-31 | 2020-08-31 | LCD screen pad pasting positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213198798U (en) |
-
2020
- 2020-08-31 CN CN202021860008.2U patent/CN213198798U/en active Active
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