CN214521910U

CN214521910U - Flanging machine for light guide plate die

Info

Publication number: CN214521910U
Application number: CN202120386952.7U
Authority: CN
Inventors: 张驰
Original assignee: Chongqing Yiguangyuan Photoelectric Technology Co ltd
Current assignee: Chongqing Yiguangyuan Photoelectric Technology Co ltd
Priority date: 2021-02-21
Filing date: 2021-02-21
Publication date: 2021-10-29
Anticipated expiration: 2031-02-21

Abstract

The utility model relates to a flanging machine for light guide plate mould belongs to the field of light guide plate mould processing, which comprises a frame, be provided with mould and lower mould in the frame, the lower mould is fixed in the frame, go up mould swing joint in the frame, be provided with in the frame and order about the actuating mechanism that the mould was close to and kept away from the lower mould, be provided with the constant head tank that is used for pegging graft by processing panel on the lower mould, the lower mould is provided with first holding surface in one side of constant head tank, first holding surface with the constant head tank is and presets the contained angle, upward be provided with the extrusion face that corresponds with first holding surface on the mould. This application has the effect that improves the production efficiency of light guide plate mould.

Description

Flanging machine for light guide plate die

Technical Field

The application relates to the field of light guide plate mould processing, in particular to a flanging machine for a light guide plate mould.

Background

The light guide plate is characterized in that light guide points are printed on the bottom surface of an optical acrylic plate by using an optical acrylic/PC plate and then using a high-tech material with extremely high refractive index and no light absorption through laser engraving, V-shaped cross grid engraving and UV screen printing technologies. The optical-grade acrylic sheet is used for absorbing the light emitted from the lamp to stay on the surface of the optical-grade acrylic sheet, when the light irradiates each light guide point, the reflected light can be diffused towards each angle, and then the reflected light is damaged and is emitted from the front surface of the light guide plate. The light guide plate can uniformly emit light through various light guide points with different densities and sizes.

The corresponding mould is needed to be used in the process of producing the light guide plate, the light guide plate mould comprises a bottom plate and baffles arranged at two ends of the bottom plate, the light guide plate mould is bent and formed through a plate, and the existing light guide plate mould is often bent manually in the manufacturing process.

In view of the above-mentioned related art, the inventors consider that the production efficiency is low in the processing manner of manually bending.

SUMMERY OF THE UTILITY MODEL

In order to improve the production efficiency of light guide plate mould, this application provides a flanging machine for light guide plate mould.

The application provides a flanging machine for light guide plate mould adopts following technical scheme:

the utility model provides a flanging machine for light guide plate mould, includes the frame, be provided with mould and lower mould in the frame, the lower mould is fixed in the frame, go up mould swing joint in the frame, be provided with in the frame and order about the actuating mechanism that the mould is close to and keeps away from the lower mould, be provided with the constant head tank that is used for pegging graft by processing panel on the lower mould, the lower mould is provided with first holding surface in one side of constant head tank, first holding surface with the constant head tank is and presets the contained angle, be provided with the extrusion face that corresponds with first holding surface on going up the mould.

Through adopting above-mentioned technical scheme, can insert the constant head tank with the area panel of bending in man-hour and fix a position, then order about through actuating mechanism and go up the mould and be close to the lower mould, carry out the hem to panel through the cooperation of last mould and lower mould, the angle of hem is unanimous with the contained angle of predetermineeing between holding surface and the constant head tank, and the speed of bending is very fast, and work efficiency is higher, can reduction in production cost.

Optionally, be provided with guiding mechanism in the frame, guiding mechanism includes the mounting panel, it fixes on the mounting panel to go up the mould, the guide way has been seted up on the mounting panel, be provided with the guide post in the frame, the guide post slides and wears to establish in the guide way.

Through adopting above-mentioned technical scheme, at the in-process that the last mould moved, can lead to last mould through the cooperation of guide post and guide way, more steady when making last mould remove, difficult emergence is rocked, and is more stable when bending, and the quality of bending is comparatively stable.

Optionally, the driving mechanism includes an air cylinder fixed on the frame, and the mounting plate is fixedly connected to a piston rod of the air cylinder.

Through adopting above-mentioned technical scheme, the reaction rate of cylinder is very fast, and the beat of every panel hem is shorter, can further improve the efficiency of production.

Optionally, the driving mechanism comprises a screw rod rotatably connected to the rack, the screw rod is in threaded connection with the mounting plate, a motor is fixed to the rack, and the motor is coaxially and fixedly connected with the screw rod.

Through adopting above-mentioned technical scheme, the motor can drive the lead screw rotation during rotatory, and then through the screw-thread fit of lead screw and mounting panel, through the control to motor speed, can control the speed that the mould removed, avoids last mould moving speed to treat processing panel at the excessive speed and cause the damage.

Optionally, a guide sleeve is fixed on the mounting plate, and the guide sleeve is connected with the guide rod in a sliding manner.

Through adopting above-mentioned technical scheme, when the power that the cope match received was inhomogeneous, the uide bushing can increase with the area of contact of guide bar, reduces pressure, reduces the risk that mounting panel and guide bar received the damage.

Optionally, baffles are respectively arranged at two ends of the lower die, and the baffles are perpendicular to the lower die.

Through adopting above-mentioned technical scheme, two baffles can be treated the both sides of processing panel and carry on spacingly, avoid treating that processing panel takes place the horizontal slip at the in-process of bending, make the quality of bending more stable.

Optionally, one side of each of the two baffles, which is close to each other, is provided with a second supporting surface, and the second supporting surface and the first supporting surface are located on the same plane.

Through adopting above-mentioned technical scheme, at the in-process of bending, the second holding surface can carry out auxiliary stay to the plate to be convenient for stretch into the panel below with the hand after the staff accomplishes the punching press between two baffles, grab and hold panel, it is comparatively convenient when getting and putting panel.

Optionally, be equipped with the guard plate that encircles last mould and lower mould in the frame, one side of guard plate is provided with the opening, the open-ended both sides are provided with the safety grating, and when having the shelter between two safety gratings, actuating mechanism stall.

By adopting the technical scheme, the protection plate can protect, so that a worker can be prevented from stretching a hand between the upper die and the lower die in the bending process, and the safety is better; through setting up safe grating, the staff gets through the opening and puts panel when, goes up the mould and can not take place to remove, and the safety risk is less.

Optionally, the preset included angle is ninety degrees.

By adopting the technical scheme, the angle of the folded edge is ninety degrees, so that the folding device is convenient to use.

Optionally, the upper die is detachably mounted on the mounting plate, and the lower die is detachably mounted on the rack.

By adopting the technical scheme, different upper dies and lower dies can be replaced according to the bending angle, so that the bending angle is convenient to adapt to different bending requirements.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the upper die, the lower die and the driving mechanism for driving the upper die to move, the plate can be bent by matching the upper die and the lower die, manual bending is not needed, and the production efficiency is high;

2. by arranging the guide mechanism, the upper die can be guided in the moving process of the upper die, so that the upper die is more stable in moving, is not easy to shake and is relatively stable in bending quality;

3. the upper die and the lower die are detachably connected with the rack, the corresponding upper die and the corresponding lower die can be replaced according to different bending requirements, and the application range is wide.

Drawings

Fig. 1 is a front view of a hemming machine for a light guide plate mold according to a first embodiment of the present disclosure;

FIG. 2 is a schematic view of the partial cross-sectional structure of FIG. 1;

FIG. 3 is a schematic view of the lower die structure of FIG. 1;

fig. 4 is a front view of a hemming machine for a light guide plate mold according to a second embodiment.

Description of reference numerals: 1. a frame; 2. a work table; 3. a lower die; 4. an upper die; 5. a drive mechanism; 51. a cylinder; 52. a screw rod; 53. a motor; 6. a guide mechanism; 61. a guide post; 62. a top plate; 63. a guide sleeve; 7. a storage cabinet; 8. braking the universal wheel; 9. a protection plate; 10. a safety grating; 11. mounting a plate; 12. positioning a groove; 13. a first support surface; 14. extruding surface; 15. a baffle plate; 16. a second support surface.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Example one

The embodiment of the application discloses flanging machine for light guide plate mould, refer to fig. 1, including frame 1, be provided with workstation 2 in frame 1, be provided with lower mould 3 on workstation 2, be provided with the last mould 4 that is located 3 tops of lower mould and order about the actuating mechanism 5 that mould 4 reciprocated in the frame 1, still be equipped with the guiding mechanism 6 that leads to the removal of last mould 4 in frame 1, order about through actuating mechanism 5 and go up mould 4 and be close to lower mould 3, can carry out the hem with the panel that is located between last mould 4 and the lower mould 3.

The storage cabinet 7 used for placing materials or sundries is arranged below the workbench 2, and four corners of the bottom of the storage cabinet 7 are respectively provided with a brake universal wheel 8, so that the edge folding machine can be moved to a proper position for use. The workbench 2 is provided with a protection plate 9 surrounding the upper die 4 and the lower die 3, one side of the protection plate 9 is provided with an opening, two sides of the opening are provided with safety gratings 10, when a shielding object is arranged between the two safety gratings 10, the driving mechanism 5 stops running, and the model of the safety grating 10 is KT 10-24-A.

The guide mechanism 6 comprises four guide posts 61 vertically fixed on the workbench 2, the lower die 3 is positioned among the four guide posts 61, the top ends of the guide posts 61 are fixed with top plates 62, and the four guide posts 61 are connected with a mounting plate 11 in a sliding mode. The mounting plate 11 is arranged in parallel with the upper surface of the workbench 2, and the upper die 4 is fixed on the lower surface of the mounting plate 11 through bolts.

Guide holes are respectively formed in four corners of the mounting plate 11, the four guide columns 61 are respectively arranged in the corresponding guide holes in a penetrating mode, and the outer diameters of the guide columns 61 are consistent with the inner diameters of the guide holes. Four guide sleeves 63 which are coaxially arranged with the guide holes are fixed on the upper surface of the mounting plate 11, and the guide columns 61 penetrate through the guide sleeves 63 so as to increase the stress area.

Actuating mechanism 5 is including fixing cylinder 51 on roof 62, and the piston rod of gas pole is vertical to pass roof 62 and mounting panel 11 fixed connection downwards, and when cylinder 51 switches on the air supply, can drive mounting panel 11 through the flexible of piston rod and upgrade, and then drive and go up mould 4 and go up and down.

Referring to fig. 2 and 3, the lower die 3 is fixedly mounted on the workbench 2 through a bolt, a positioning groove 12 is formed in one side of the lower die 3, the included angle between the positioning groove 12 and the horizontal plane is 45 degrees, and a plate to be processed can be inserted into the positioning groove 12 to be mounted during processing. Lower mould 3 is provided with first holding surface 13 with the one side of opening constant head tank 12, and first holding surface 13 is with constant head tank 12 and predetermines the contained angle, predetermines the contained angle and can be arbitrary angle, can set up to 30 degrees, 45 degrees, 90 degrees according to the actual production demand. The upper die 4 is provided with a pressing surface 14 parallel to the first support surface 13.

The two ends of the lower die 3 are respectively provided with a baffle 15, the baffle 15 is perpendicular to the lower die 3, one side of the two baffles 15 close to each other is respectively provided with a second supporting surface 16, the second supporting surface 16 and the first supporting surface 13 are in the same plane, and in the bending process, the second supporting surface 16 can play a role in auxiliary supporting.

The implementation principle of the flanging machine for the light guide plate mold is as follows: during production, to take the place of and process in panel inserts constant head tank 12, then switch on cylinder 51's air supply, cylinder 51's piston rod orders about mounting panel 11 downstream, and then drive mould 4 downstream, bend to panel when the contact is seted up with panel to last mould 4, when last mould 4 sticiss panel to first holding surface 13 on, form on the panel with predetermine the hem that contained angle is unanimous, cylinder 51 drives mounting panel 11 rebound after that, make and go up mould 4 and keep away from lower mould 3, so that take out the panel that will process the completion.

Example two

Referring to fig. 4, the present embodiment is different from the first embodiment in that the driving mechanism 5 includes a screw 52 rotatably connected to the frame 1, the screw 52 is screwed with the mounting plate 11, a motor 53 coaxially and fixedly connected to the screw 52 is fixed on the frame 1, and the motor 53 is communicated with an external power supply. When the motor 53 is powered on, the screw rod 52 can be driven to rotate, the mounting plate 11 is driven to vertically move through the threaded connection between the screw rod 52 and the mounting plate 11, when the motor 53 rotates forwards, the mounting plate 11 moves downwards, and when the motor 53 rotates backwards, the mounting plate 11 moves upwards.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a flanging machine for light guide plate mould which characterized in that: including frame (1), be provided with mould (4) and lower mould (3) on frame (1), lower mould (3) are admittedly in frame (1), go up mould (4) swing joint in frame (1), be provided with actuating mechanism (5) of driving about last mould (4) and being close to and keeping away from lower mould (3) on frame (1), be provided with constant head tank (12) that are used for pegging graft by processing panel on lower mould (3), lower mould (3) are provided with first holding surface (13) in one side of constant head tank (12), first holding surface (13) with constant head tank (12) are and predetermine the contained angle, upward be provided with on mould (4) and extrude face (14) that correspond with first holding surface (13).

2. A hemming machine for a light guide plate mold according to claim 1, wherein: be provided with guiding mechanism (6) on frame (1), guiding mechanism (6) include mounting panel (11), it fixes on mounting panel (11) to go up mould (4), the guide way has been seted up on mounting panel (11), be provided with guide post (61) on frame (1), guide post (61) slide and wear to establish in the guide way.

3. A hemming machine for a light guide plate mold according to claim 2, wherein: the driving mechanism (5) comprises an air cylinder (51) fixed on the rack (1), and the mounting plate (11) is fixedly connected with a piston rod of the air cylinder (51).

4. A hemming machine for a light guide plate mold according to claim 2, wherein: actuating mechanism (5) are including rotating lead screw (52) of connection on frame (1), lead screw (52) and mounting panel (11) threaded connection, be fixed with motor (53) on frame (1), motor (53) and the coaxial fixed connection of lead screw (52).

5. A hemming machine for a light guide plate mold according to claim 4 wherein: be fixed with uide bushing (63) on mounting panel (11), uide bushing (63) and guide bar sliding connection.

6. A hemming machine for a light guide plate mold according to claim 1, wherein: the two ends of the lower die (3) are respectively provided with a baffle (15), and the baffles (15) are perpendicular to the lower die (3).

7. The hemming machine for a light guide plate mold of claim 6, wherein: and one sides of the two baffles (15) close to each other are respectively provided with a second supporting surface (16), and the second supporting surfaces (16) and the first supporting surfaces (13) are positioned on the same plane.

8. A hemming machine for a light guide plate mold according to claim 1, wherein: be equipped with on frame (1) and encircle guard plate (9) of going up mould (4) and lower mould (3), one side of guard plate (9) is provided with the opening, the open-ended both sides are provided with safety grating (10), and when having between two safety grating (10) to shelter from the thing, actuating mechanism (5) stop operation.

9. A hemming machine for a light guide plate mold according to claim 1, wherein: the preset included angle is ninety degrees.

10. A hemming machine for a light guide plate mold according to claim 1, wherein: go up mould (4) demountable installation on mounting panel (11), lower mould (3) demountable installation is on frame (1).