CN210982966U - Press is used in LCD screen processing with prevent excessive pressure device - Google Patents

Press is used in LCD screen processing with prevent excessive pressure device Download PDF

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Publication number
CN210982966U
CN210982966U CN201922169401.0U CN201922169401U CN210982966U CN 210982966 U CN210982966 U CN 210982966U CN 201922169401 U CN201922169401 U CN 201922169401U CN 210982966 U CN210982966 U CN 210982966U
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CN
China
Prior art keywords
frame
wedge block
fixing
plate
stand
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201922169401.0U
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Chinese (zh)
Inventor
周建民
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Changzhou Hongguang Instrument Accessories Co ltd
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Changzhou Hongguang Instrument Accessories Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201922169401.0U priority Critical patent/CN210982966U/en
Application granted granted Critical
Publication of CN210982966U publication Critical patent/CN210982966U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a press machine with an overpressure-proof device for processing a liquid crystal screen, which comprises a stand and a pressing component; a stand: the surface of the stand is provided with an installation frame, the side surface of the interior of the installation frame is provided with a limiting plate, a lower wedge block penetrates through a through groove in the middle of the limiting plate, and the bottom surface of the lower wedge block is provided with a pressing plate; pressing the assembly: the push down subassembly includes the dead lever, fixed frame, electronic jar, go up voussoir and feeler lever, the dead lever runs through the side of installing frame, the side of installing frame is located to fixed frame, the side of fixed frame is located to the one end of electronic jar, and the one end fixed connection of the other end of electronic jar and dead lever, go up the middle part that the dead lever was located to the voussoir, and go up the inclined plane sliding fit of voussoir and lower voussoir, the surface middle part of voussoir is located to the feeler lever, this press for the LCD screen processing with prevent overvoltage crow can effectively avoid pressure too big and to the damage that the LCD screen caused, and can carry out the accurate settlement to pressure, the.

Description

Press is used in LCD screen processing with prevent excessive pressure device
Technical Field
The utility model relates to a press technical field is used in the LCD screen processing, specifically is a press is used in LCD screen processing with prevent excessive pressure device.
Background
The press machine is a universal press machine with an exquisite structure, has the characteristics of wide application, high production efficiency and the like, can be widely applied to processes such as cutting, punching, blanking, bending, riveting and forming, is also applied to the production and processing of the liquid crystal screen, needs to carry out indentation stability test before the liquid crystal screen leaves a factory, needs to carry out accurate setting on the bearing pressure of the liquid crystal screen, does not have an overvoltage protection device in most of the existing press machines, and then can lead to the damage of the liquid crystal screen due to overlarge pressing.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a press is used in LCD screen processing with prevent excessive pressure device, can effectively avoid pressure too big and to the damage that the LCD screen caused to can carry out the accurate settlement to pressure, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a press machine with an overpressure prevention device for processing a liquid crystal screen comprises a stand and a pressing component;
a stand: the surface of the stand is provided with an installation frame, the side surface of the interior of the installation frame is provided with a limiting plate, a lower wedge block penetrates through a through groove in the middle of the limiting plate, and the bottom surface of the lower wedge block is provided with a pressing plate;
pressing the assembly: the downward pressing assembly comprises a fixing rod, a fixing frame, an electric cylinder, an upper wedge block and a contact rod, the fixing rod penetrates through the side face of the mounting frame, the fixing frame is arranged on the side face of the mounting frame, one end of the electric cylinder is arranged on the side face of the fixing frame, the other end of the electric cylinder is fixedly connected with one end of the fixing rod, the upper wedge block is arranged in the middle of the fixing rod, the upper wedge block is in sliding fit with the inclined face of the lower wedge block, the contact rod is arranged in the middle of the surface of the upper wedge block, and an acceleration sensor is arranged at the top end;
the electric cylinder is characterized by further comprising a P L C controller, the P L C controller is arranged on the side face of the mounting frame, the input end of the P L C controller is electrically connected with the output end of an external power supply, the output end of the P L C controller is electrically connected with the input end of the electric cylinder, and the acceleration sensor is electrically connected with the P L C controller in a bidirectional mode.
Further, still include the buffering subassembly, the buffering subassembly includes fixed plate, gag lever post and first spring, the side of voussoir is located down to the fixed plate symmetry, the bottom surface of fixed plate is located to the one end of gag lever post, and the other end of gag lever post runs through the limiting plate, first spring activity cup joints the upper end at the gag lever post, and the buffering subassembly can utilize the fixed plate to drive the gag lever post downstream when the voussoir pushes down, makes the compression of first spring, cushions the process of pushing down through first spring, avoids the LCD screen pressurized too big damage that leads to.
The pressure setting assembly comprises a sliding chute, a screw rod, a cylindrical sliding block, an indicating plate and a scale groove, the sliding chute is arranged in the middle of the surface of the mounting frame, the screw rod is arranged in the sliding chute and penetrates through the upper end of the contact rod, the cylindrical sliding block is connected to the screw rod through a threaded hole in the middle of the screw rod, the indicating plate is arranged on the side face of the cylindrical sliding block, the scale groove is symmetrically arranged on the surface of the mounting frame, the pressure setting assembly can rotate the cylindrical sliding block to achieve linear movement of the cylindrical sliding block and further can be adjusted according to the scale groove, numerical values of the scale groove are sequentially increased from right to left, the upper wedge block can drive the contact rod to move in the pressing process, when an acceleration sensor on the contact rod is in contact with the indicating plate, the set pressure value is achieved, and meanwhile, the P L C controller receives signals and controls the electric cylinder.
Further, still include the supporting component, the supporting component includes spacing frame, second spring and extension board, the surface of pallet is located to spacing frame and corresponds with the clamp plate, the bottom surface of spacing frame is evenly located to the second spring, the top of second spring is located to the extension board, and the supporting component is used for supporting and placing the LCD screen, can increase the atress of LCD screen gradually through the second spring, and then the power that year LCD screen received cushions, avoids the pressure too big and make the LCD screen damage in the twinkling of an eye.
Further, still including fixed subassembly, fixed subassembly includes L shaped plates, fixed disk and hob, the surface of spacing frame is located to L shaped plates symmetry, the hob runs through the surface of L shaped plates, the bottom of hob is located to the fixed disk, can drive the fixed disk downstream through rotating the hob, and then can compress tightly fixedly to the LCD screen.
Compared with the prior art, the beneficial effects of the utility model are that: this press is used in LCD screen processing with prevent excessive pressure device has following benefit:
1. this buffer assembly of press is used in LCD screen processing with prevent excessive pressure device can utilize the fixed plate to drive the gag lever post downstream when the voussoir pushes down, makes the compression of first spring, cushions the process of pushing down through first spring, avoids the too big damage that leads to of LCD screen pressurized.
2. This pressure of press is set for processing of LCD screen with prevent excessive pressure device sets for subassembly accessible and rotates the rectilinear movement that the cylinder slider realized the cylinder slider, and then can adjust according to the scale groove, the numerical value in scale groove increases from the right side to left side in proper order, and the in-process upper wedge block that pushes down can drive the feeler lever and remove, when acceleration sensor on the feeler lever contacts with the indicator plate, reach the pressure value of setting for promptly, simultaneously, the electronic jar stop work of control behind the signal is received to the P L C controller.
3. This supporting component of press is used in LCD screen processing with prevent excessive pressure device is used for supporting and placing the LCD screen, can increase the atress of LCD screen gradually through the second spring, and then the power that year LCD screen received cushions, avoids pressure too big and make the LCD screen damage in the twinkling of an eye, and fixed subassembly accessible rotates the hob and can drive the fixed disk and move down, and then can compress tightly fixedly to the LCD screen.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the cross-sectional structure of the present invention.
In the figure, a stand 1, an installation frame 11, a limit plate 12, a lower wedge 13, a pressure plate 14, a 15P L C controller, a buffer assembly 2, a fixed plate 21, a limit rod 22, a first spring 23, a lower pressing assembly 3, a fixed rod 31, a fixed frame 32, an electric cylinder 33, an upper wedge 34, a contact rod 35, a pressure setting assembly 4, a sliding chute 41, a lead screw 42, a cylindrical sliding block 43, an indicating plate 44, a scale groove 45, a support assembly 5, a limit frame 51, a second spring 52, a support plate 53, a fixed assembly 6, a plate 61L, a fixed plate 62, a screw rod 63 and an acceleration sensor 7 are arranged.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a press machine with an overpressure prevention device for processing a liquid crystal screen comprises a stand 1 and a pressing component 3;
a stand 1: the surface of the stand 1 is provided with an installation frame 11, the inner side surface of the installation frame 11 is provided with a limiting plate 12, a lower wedge block 13 penetrates through a through groove in the middle of the limiting plate 12, and the bottom surface of the lower wedge block 13 is provided with a pressing plate 14;
the pressing component 3: the downward pressing assembly 3 comprises a fixing rod 31, a fixing frame 32, an electric cylinder 33, an upper wedge block 34 and a feeler lever 35, the fixing rod 31 penetrates through the side surface of the mounting frame 11, the fixing frame 32 is arranged on the side surface of the mounting frame 11, one end of the electric cylinder 33 is arranged on the side surface of the fixing frame 32, the other end of the electric cylinder 33 is fixedly connected with one end of the fixing rod 31, the upper wedge block 34 is arranged in the middle of the fixing rod 31, the upper wedge block 34 is in sliding fit with the inclined surface of the lower wedge block 13, the feeler lever 35 is arranged in the middle of the surface of the upper wedge block 34, and the top end of the side;
the electric cylinder is characterized by further comprising a P L C controller 15, wherein the P L C controller 15 is arranged on the side face of the mounting frame 11, the input end of the P L C controller 15 is electrically connected with the output end of an external power supply, the output end of the P L C controller 15 is electrically connected with the input end of the electric cylinder 33, and the acceleration sensor 7 is electrically connected with the P L C controller 15 in a bidirectional mode.
The buffer assembly comprises a buffer assembly 2, the buffer assembly 2 comprises a fixed plate 21, a limiting rod 22 and a first spring 23, the fixed plate 21 is symmetrically arranged on the side surface of the lower wedge block 13, one end of the limiting rod 22 is arranged on the bottom surface of the fixed plate 21, the other end of the limiting rod 22 penetrates through the limiting plate, the first spring 23 is movably sleeved at the upper end of the limiting rod 22, the buffer assembly further comprises a pressure setting assembly 4, the pressure setting assembly 4 comprises a sliding groove 41, a screw rod 42, a cylindrical sliding block 43, an indicating plate 44 and a scale groove 45, the sliding groove 41 is arranged in the middle of the surface of the mounting frame 11, the screw rod 42 is arranged in the sliding groove 41 and penetrates through the upper end of the contact rod 35, the cylindrical sliding block 43 is connected to the screw rod 42 through a threaded hole in the middle of the sliding block, the indicating plate 44 is arranged on the side surface of the cylindrical sliding block 43, the scale groove 45 is symmetrically arranged on the surface of the mounting frame 11, the buffer assembly 5 further comprises a supporting assembly 5, the supporting plate 51, a second spring 52 and a supporting plate 53, the limiting frame 51 is arranged on the surface of the stand 1 and corresponds to the pressure plate 14, the bottom surface of the second spring 51 is uniformly arranged on the supporting plate 52, the supporting plate 53, the fixed assembly 2 comprises a spiral rod 866, the.
The pressing assembly 3 can drive the fixing rod 31 to move by utilizing the extension of the electric cylinder 33, so as to drive the upper wedge block 34 to move, the upper wedge block 34 forces the lower wedge block 13 to move downwards, and then the pressure test is performed on the liquid crystal screen through the pressing plate 14.
When in use:
firstly, place the LCD screen on extension board 53, utilize fixed subassembly 6 to fix, fixed subassembly 6 accessible rotates hob 63 can drive fixed disk 62 and move down, and then can compress tightly fixedly the LCD screen, utilize pressure to set for subassembly 4 and set for the maximum pressure value after finishing fixing, the accessible rotates cylinder slider 43 and realizes the rectilinear movement of cylinder slider 43, and then can carry out the regulation of pressure value according to scale groove 45, the numerical value of scale groove 45 increases from the right side to left side in proper order, upper wedge 34 can drive feeler lever 35 and move in the in-process of pushing down, when acceleration sensor 7 on feeler lever 35 contacts with indicator plate 44, reach the pressure value of setting for promptly, simultaneously, P L C controller 15 receives the signal after-control electronic jar 33 stop work, then utilize the subassembly 3 that pushes down to carry out the pressure test, utilize the extension of electronic jar 33, drive dead lever 31 motion, and then drive upper wedge 34 motion, upper wedge 34 forces lower wedge 13 to move down, and then carry out the pressure test to the LCD screen through clamp 14.
It is to be noted that, in the embodiment, the specific model of the core chip of the P L C controller 15 is siemens S7-300, the electric cylinder 33 and the acceleration sensor 7 can be freely configured according to an actual application scenario, the electric cylinder 33 can be a linear servo electric cylinder produced by kunshan energy traveling electromechanical limited, the acceleration sensor 7 can be an ADX L206 HDZ type acceleration sensor produced by shenzhen santai encyclopedia electronic limited, and the P L C controller controls the electric cylinder 33 and the acceleration sensor 7 to operate by a method commonly used in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a press is used in LCD screen processing with prevent excessive pressure device which characterized in that: comprises a stand (1) and a pressing component (3);
stand (1): the surface of the stand (1) is provided with an installation frame (11), the side surface of the interior of the installation frame (11) is provided with a limiting plate (12), a lower wedge block (13) penetrates through a through groove in the middle of the limiting plate (12), and the bottom surface of the lower wedge block (13) is provided with a pressing plate (14);
pressing assembly (3): the pressing assembly (3) comprises a fixing rod (31), a fixing frame (32), an electric cylinder (33), an upper wedge block (34) and a feeler lever (35), the fixing rod (31) penetrates through the side face of the mounting frame (11), the fixing frame (32) is arranged on the side face of the mounting frame (11), one end of the electric cylinder (33) is arranged on the side face of the fixing frame (32), the other end of the electric cylinder (33) is fixedly connected with one end of the fixing rod (31), the upper wedge block (34) is arranged in the middle of the fixing rod (31), the upper wedge block (34) is in sliding fit with the inclined face of the lower wedge block (13), the feeler lever (35) is arranged in the middle of the surface of the upper wedge block (34), and the top end of the side face of the feeler lever (35) is provided with an acceleration sensor (;
the electric cylinder is characterized by further comprising a P L C controller (15), the P L C controller (15) is arranged on the side face of the mounting frame (11), the input end of the P L C controller (15) is electrically connected with the output end of an external power supply, the output end of the P L C controller (15) is electrically connected with the input end of the electric cylinder (33), and the acceleration sensor (7) is electrically connected with the P L C controller (15) in a bidirectional mode.
2. The press machine with the overpressure preventing device for processing the liquid crystal display screen according to claim 1, is characterized in that: still include buffering subassembly (2), buffering subassembly (2) are including fixed plate (21), gag lever post (22) and first spring (23), the side of voussoir (13) is located down to fixed plate (21) symmetry, the bottom surface of fixed plate (21) is located to the one end of gag lever post (22), and the other end of gag lever post (22) runs through the limiting plate, first spring (23) activity is cup jointed in the upper end of gag lever post (22).
3. The press machine with the overpressure preventing device for processing the liquid crystal display screen according to claim 1, is characterized in that: still include pressure setting subassembly (4), pressure setting subassembly (4) are including spout (41), lead screw (42), cylinder slider (43), indicator board (44) and scale groove (45), the surperficial middle part of installing frame (11) is located in spout (41), the upper end that just runs through feeler lever (35) is located in spout (41) in lead screw (42), screw hole threaded connection at the middle part is passed through in cylinder slider (43) on lead screw (42), the side of cylinder slider (43) is located in indicator board (44), the surface of installing frame (11) is located to scale groove (45) symmetry.
4. The press machine with the overpressure preventing device for processing the liquid crystal display screen according to claim 1, is characterized in that: still include supporting component (5), supporting component (5) are including spacing frame (51), second spring (52) and extension board (53), the surface of stand (1) is located in spacing frame (51) and corresponds with clamp plate (14), the bottom surface of spacing frame (51) is evenly located in second spring (52), the top of second spring (52) is located in extension board (53).
5. The press machine with the overpressure preventing device for processing the liquid crystal display screen is characterized by further comprising a fixing assembly (6), wherein the fixing assembly (6) comprises L-shaped plates (61), a fixing plate (62) and a spiral rod (63), the L-shaped plates (61) are symmetrically arranged on the surface of the limiting frame (51), the spiral rod (63) penetrates through the surface of the L-shaped plates (61), and the fixing plate (62) is arranged at the bottom end of the spiral rod (63).
CN201922169401.0U 2019-12-06 2019-12-06 Press is used in LCD screen processing with prevent excessive pressure device Expired - Fee Related CN210982966U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922169401.0U CN210982966U (en) 2019-12-06 2019-12-06 Press is used in LCD screen processing with prevent excessive pressure device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922169401.0U CN210982966U (en) 2019-12-06 2019-12-06 Press is used in LCD screen processing with prevent excessive pressure device

Publications (1)

Publication Number Publication Date
CN210982966U true CN210982966U (en) 2020-07-10

Family

ID=71422433

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922169401.0U Expired - Fee Related CN210982966U (en) 2019-12-06 2019-12-06 Press is used in LCD screen processing with prevent excessive pressure device

Country Status (1)

Country Link
CN (1) CN210982966U (en)

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Granted publication date: 20200710