Grabbing mechanical device for preventing touch screen from being crushed

Abstract

The utility model discloses a grabbing mechanical device for preventing pressure damage to a touch screen, which comprises a shell, a plurality of guide grooves are formed in the bottom end of the shell in the circumferential direction in an array mode, moving blocks are connected to the inner walls of the guide grooves in a sliding mode, the bottom ends of the moving blocks are connected with a connecting plate through buffer assemblies, the bottom end of the connecting plate is connected with a suction cup, and the suction cup is connected with the bottom end of the shell. A protruding block is fixed to the top end of the connecting plate, a rotating plate is rotationally connected to the inner wall of the shell, inclined grooves are formed in the outer wall of the rotating plate in the circumferential direction in an array mode, the protruding block is in sliding fit with the inner walls of the inclined grooves, a worm wheel is connected to the top end of the rotating plate, and a worm is in transmission engagement with one side of the worm wheel. An output shaft of the rotating motor is connected with the worm; according to the utility model, the movable block, the guide groove, the convex block, the rotating plate, the inclined groove, the worm gear and the worm are arranged, so that the positions of a plurality of suckers can be changed at the same time, and the movement of the movable block is limited by utilizing the self-locking characteristic between the worm gear and the worm after the adjustment is completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to snatch device technical field especially relates to a snatch mechanical device for preventing pressure injury touch -sensitive screen. BACKGROUND

[0002] Touch panel (Touchpanel) is also called touch panel, it is a kind of inductive liquid crystal display device that can receive input signal of contact head, when the graphic button on screen is contacted, the tactile feedback system on screen can drive various connected devices according to preprogrammed program, which can replace mechanical button panel, and dynamic video effect is produced by liquid crystal display picture, and snatch device is needed when mobile phone touch screen is produced.

[0003] Through the retrieval, the patent with china patent publication No. CN221499812U discloses a kind of snatch suction cup for mobile phone touch screen production, including mounting plate, the three-way hose is communicated in mounting plate outer side, the rotating frame is fixedly connected at the bottom of three-way hose outer side, the suction cup is fixedly connected at the bottom of rotating frame, and the bottom of three-way hose is communicated with suction cup, the fixed shaft is fixedly connected at one end in rotating frame inner side, the fixed plate is rotatably connected at the outside of fixed shaft.

[0004] The second electric push rod, rack, gear, fixed shaft, rotating frame and suction cup of the patent can be shielded and protected to the bottom of suction cup after the bottom of suction cup is contacted with mounting plate, so that dust can be prevented from adhering to the bottom of suction cup when the device is used again after a long interval, but when the distance of suction cup part is adjusted according to the size of touch screen, the suction cups on both sides need to be adjusted respectively, which is inconvenient to adjust, and the fixed plate is moved by manually rotating threaded shaft to drive suction cup to move, which takes a long time. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in prior art, and provides a snatch mechanical device for preventing pressure injury touch -sensitive screen.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A snatch mechanical device for preventing pressure injury touch -sensitive screen, including shell, the shell bottom end is circumferentially arrayed and a plurality of guide grooves are provided, the guide groove inner wall is slidably connected with moving block, the moving block bottom end is connected with connecting plate through buffer assembly, the connecting plate bottom end is connected with suction cup, the connecting plate top is fixed with lug, the shell inner wall is rotatably connected with rotating plate, the rotating plate outer wall is circumferentially arrayed and inclined slot is provided, the lug and the inclined slot inner wall are slidably matched, the rotating plate top is connected with worm gear, the worm gear one side is drivingly engaged with worm, the shell inner wall is installed with rotating motor, and the output shaft of rotating motor is connected with worm.

[0008] As a further scheme of the utility model: the fixed frame is fixed on the outer wall of the top end of the shell, the vacuum pump is installed on the outer wall of the shell, a plurality of connecting pipes fixed on the outer wall of the shell are connected with the suction disc through the telescopic pipe.

[0009] As a further scheme of the utility model: the buffer assembly comprises a damping telescopic rod and a connecting seat, one end of the damping telescopic rod is connected to the outer wall of the bottom end of the moving block, the other end of the damping telescopic rod is connected with the connecting plate, and the connecting seat is fixed to the outer wall of the bottom end of the moving block.

[0010] As a further scheme of the utility model: the connecting seat is rotatably connected with connecting rods on both sides of the bottom end, the other ends of the connecting rods are connected with sliding blocks, the sliding blocks are slidably connected with the connecting plate, one end of the connecting seat is connected with a buffer spring, and the other end of the buffer spring is connected with the connecting plate.

[0011] As a further scheme of the utility model: a plurality of rotating seats are fixed on the outer wall of the shell, rotating rods are rotatably connected with one end of the rotating seat, and the rotating shaft of the rotating rod is connected with a volute spring located in the rotating seat.

[0012] As a further scheme of the utility model: the other end of the rotating rod is connected with an electric telescopic rod, and the telescopic end of the electric telescopic rod is connected with a rubber block.

[0013] As a further scheme of the utility model: a guide frame is arranged on one side of the rotating seat, a winding wheel is arranged on the outer wall of the top end of the shell, a winding motor is connected with one side of the winding wheel, a traction rope is wound on the outer wall of the winding wheel, and one end of the traction rope is connected with the rotating rod through the guide frame.

[0014] Compared with the prior art, the utility model provides a kind of grabbing mechanical device for preventing pressure injury touch screen, with following beneficial effects:

[0015] 1. The utility model discloses a moving block, guide slot, protruding block, rotating plate, chute, worm wheel and worm are arranged, the position of multiple suction discs can be changed simultaneously, and the movement of moving block is limited by the self-locking characteristic between worm wheel and worm after adjustment.

[0016] 2. The utility model discloses a buffer assembly, which can buffer when the suction disc contacts the touch screen, reducing the possibility of damage to the touch screen.

[0017] 3. The utility model discloses rotating seat, rotating rod, electric telescopic rod, rubber block, guide frame, winding wheel and traction rope are arranged, when the vacuum adsorption of suction disc to touch screen is weakened due to pipeline or vacuum pump problem, touch screen is dropped, touch screen is carried, and direct drop damage is avoided.

[0018] The part not involved in the device is the same as or can be realized by the prior art, the utility model discloses simple structure, convenient operation. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The overall structure schematic diagram of the grabbing mechanical device for preventing the pressure injury of the touch screen is provided for the utility model;

[0020] Figure 2 The structure schematic diagram of the buffer assembly of the grabbing mechanical device for preventing the pressure injury of the touch screen is provided for the utility model;

[0021] Figure 3 The connecting structure schematic diagram of the moving block and the shell of the grabbing mechanical device for preventing the pressure injury of the touch screen is provided for the utility model;

[0022] Figure 4 The internal structure schematic diagram of the grabbing mechanical device for preventing the pressure injury of the touch screen is provided for the utility model.

[0023] In the drawing: 1, shell, 2, fixed frame, 3, moving block, 4, buffer assembly, 5, connecting plate, 6, suction cup, 7, damping telescopic rod, 8, connecting rod, 9, connecting seat, 10, sliding block, 11, guide slot, 12, telescopic pipe, 13, protruding block, 14, rotating plate, 15, inclined slot, 16, worm wheel, 17, worm, 18, rotating motor, 19, rotating seat, 20, rotating rod, 21, electric telescopic rod, 22, rubber block, 23, guide frame, 24, winding wheel, 25, traction rope. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the utility model.

[0026] Embodiment 1

[0027] A kind of grabbing mechanical device for preventing the pressure injury of touch screen, such as Figures 1 to 4As shown, including the shell 1, the shell 1 bottom end circumferential array opening has a plurality of guide slot 11, the inner wall of the guide slot 11 slidingly connected with the moving block 3, the moving block 3 bottom end through the buffer assembly 4 is connected with the connecting plate 5, the connecting plate 5 bottom end is connected with the suction cup 6, the connecting plate 5 top end is fixed with the lug 13, the shell 1 inner wall is rotatably connected with the rotating plate 14, the rotating plate 14 outer wall circumferential array opening has the inclined slot 15, the lug 13 and the inner wall of the inclined slot 15 are slidably connected, the rotating plate 14 top end is connected with the worm wheel 16, the worm wheel 16 one side transmission meshing has the worm 17, the shell 1 inner wall is installed with rotating motor 18, the output shaft of rotating motor 18 is connected with the worm 17, the shell 1 top end outer wall is fixed with the fixed frame 2, the shell 1 outer wall is installed with vacuum pump, vacuum pump suction end is connected with a plurality of fixed in the shell 1 outer wall's connecting pipe, connecting pipe passes through the telescopic pipe 12 and communicates with the suction cup 6.

[0028] The buffer assembly 4 includes a damping telescopic rod 7 and a connecting seat 9, one end of the damping telescopic rod 7 is connected to the outer wall of the bottom end of the moving block 3, the other end of the damping telescopic rod 7 is connected with the connecting plate 5, the connecting seat 9 is fixed to the outer wall of the bottom end of the moving block 3, the connecting seat 9 bottom end both sides are rotatably connected with connecting rod 8, the other end of the connecting rod 8 is connected with the sliding block 10, the sliding block 10 is slidably connected with the connecting plate 5, one end of the connecting seat 9 is connected with the buffer spring, and the other end of the buffer spring is connected with the connecting plate 5.

[0029] When grabbing the touch screen, the external device drives the shell 1 to approach the touch screen, the suction cup 6 first contacts the touch screen, the moving block 3 approaches the connecting plate 5 when contacting, the damping telescopic rod 7 is extruded and shrunk, the connecting rod 8 drives the two sliding blocks 10 to move away from each other, and the buffer spring is compressed and deformed, thereby reducing the impact when the suction cup 6 contacts the touch screen. After the suction cup 6 stably contacts the touch screen, the vacuum pump is started to form a vacuum between the suction cup 6 and the touch screen, and the touch screen is adsorbed; when grabbing touch screens of different sizes, the rotating motor 18 drives the worm 17 to rotate, the rotating plate 14 is driven to rotate through the transmission of the worm 17 and the worm wheel 16, the lug 13 is extruded by the inclined slot 15, the moving block 3 moves along the guide slot 11, and the positions of the plurality of suction cups 6 are changed, and after the adjustment is completed, the rotating motor 18 is stopped, and the self-locking characteristic between the worm wheel 16 and the worm 17 is used to limit the movement of the moving block 3.

[0030] By providing the moving block 3, the guide slot 11, the lug 13, the rotating plate 14, the inclined slot 15, the worm wheel 16 and the worm 17, the positions of the plurality of suction cups 6 can be changed at the same time, and the self-locking characteristic between the worm wheel 16 and the worm 17 is used to limit the movement of the moving block 3 after the adjustment is completed.

[0031] By providing the buffer assembly 4, the suction cup 6 can be buffered when contacting the touch screen, thereby reducing the possibility of damage to the touch screen.

[0032] Embodiment 2

[0033] A grabbing mechanical device for preventing crush touch screen, based on embodiment 1, the following improvements are made, as shown in Figure 1 The outer wall of the shell 1 is fixed with a plurality of rotating seats 19, one end of the rotating seat 19 is rotatably connected with a rotating rod 20, the rotating shaft of the rotating rod 20 is connected with a volute spring located inside the rotating seat 19, the other end of the rotating rod 20 is connected with an electric telescopic rod 21, the telescopic end of the electric telescopic rod 21 is connected with a rubber block 22, one side of the rotating seat 19 is provided with a guide frame 23, the outer wall of the top end of the shell 1 is provided with a winding wheel 24, one side of the winding wheel 24 is connected with a winding motor, the outer wall of the winding wheel 24 is wound with a traction rope 25, one end of the traction rope 25 is guided through the guide frame 23 and connected with the rotating rod 20.

[0034] When the suction cup 6 adsorbs and lifts the touch screen, the winding motor drives the winding wheel 24 to pay off the traction rope 25, the volute spring drives the rotating rod 20 to rotate with the connecting end of the rotating seat 19 as the rotation center, at this time the rotating rod 20 is perpendicular to the rotating seat 19, the electric telescopic rod 21 and the rubber block 22 are located below the touch screen at this time, and the touch screen below is protected, when the touch screen is far away from the rotating seat 19, after the rotating rod 20 is perpendicular to the rotating seat 19, the electric telescopic rod 21 is stretched, the overall length of the electric telescopic rod 21 is changed, the rubber block 22 moves to the lower side of the touch screen, when the touch screen falls due to problems in the pipeline or vacuum pump, the rubber block 22 can bear the touch screen, avoiding the touch screen falling directly and being damaged, after the touch screen moves to the designated position, the winding wheel 24 winds the traction rope 25 to pull up the rotating rod 20, so that the electric telescopic rod 21 moves away from the touch screen.

[0035] By setting the rotating seat 19, the rotating rod 20, the electric telescopic rod 21, the rubber block 22, the guide frame 23, the winding wheel 24 and the traction rope 25, when the touch screen falls due to problems in the pipeline or vacuum pump, the touch screen can be carried to avoid the touch screen falling directly and being damaged.

[0036] Working principle: when grabbing the touch screen, the external device drives the shell 1 to approach the touch screen, the suction cup 6 first contacts the touch screen, and the moving block 3 approaches the connecting plate 5 at the time of contact, the damping telescopic rod 7 is extruded and shrunk, the connecting rod 8 pushes the two sliding blocks 10 to move away from each other, and the buffer spring is compressed and deformed, reducing the impact of the suction cup 6 on the touch screen at the time of contact, after the suction cup 6 stably contacts the touch screen, the vacuum pump is started, a vacuum is formed between the suction cup 6 and the touch screen, and the touch screen is adsorbed; when the suction cup 6 adsorbs and lifts the touch screen, the winding motor drives the winding wheel 24 to unwind the traction rope 25, the spiral spring drives the rotating rod 20 to rotate around the connecting end of the rotating seat 19 as the rotation center, at this time, the rotating rod 20 is perpendicular to the rotating seat 19, the electric telescopic rod 21 and the rubber block 22 are located below the touch screen at this time, and the touch screen below is protected; when the touch screen is far away from the rotating seat 19, after the rotating rod 20 is perpendicular to the rotating seat 19, the electric telescopic rod 21 is stretched, the overall length of the electric telescopic rod 21 is changed, and the rubber block 22 moves to below the touch screen; when the vacuum adsorption of the suction cup 6 on the touch screen is weakened due to problems of the pipeline or the vacuum pump, the rubber block 22 can bear the touch screen when the touch screen falls, so that the touch screen is prevented from directly falling and being damaged, the touch screen moves to the specified position, the winding wheel 24 winds the traction rope 25 to pull up the rotating rod 20, and the electric telescopic rod 21 moves away from the touch screen; when grabbing touch screens of different sizes, the rotating motor 18 drives the worm 17 to rotate, the rotating plate 14 is driven to rotate through the transmission of the worm 17 and the worm wheel 16, the inclined groove 15 extrudes the protruding block 13, the moving block 3 moves along the guide groove 11, and the positions of the plurality of suction cups 6 are changed, after adjustment, the rotating motor 18 is stopped, and the self-locking characteristic between the worm wheel 16 and the worm 17 is used to limit the movement of the moving block 3.

[0037] The above merely describes a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacements or changes to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, and all of them should be covered within the protection scope of the present application.

Claims

1. A gripping mechanism for preventing a touch screen from being crushed, comprising a housing (1), characterized in that: The bottom end of the housing (1) is provided with a plurality of guide grooves (11) in a circumferential array, and the inner wall of the guide groove (11) is slidably connected to a moving block (3), the bottom end of the moving block (3) is connected to a connecting plate (5) through a buffer assembly (4), the bottom end of the connecting plate (5) is connected to a suction cup (6), and a protrusion (13) is fixed to the top end of the connecting plate (5). The inner wall of the housing (1) is rotatably connected to a rotating plate (14), and the outer wall of the rotating plate (14) is provided with an inclined groove (15) in a circumferential array, and the protrusion (13) is slidably matched with the inner wall of the inclined groove (15), and the top end of the rotating plate (14) is connected to a worm gear (16), and a worm (17) is engaged with one side of the worm gear (16) in a transmission manner. A rotating motor (18) is installed on the inner wall of the housing (1), and the output shaft of the rotating motor (18) is connected to the worm gear (17).

2. The gripping mechanism for preventing a touch screen from being crushed according to claim 1, characterized in that: A fixing frame (2) is fixed to the outer wall of the top end of the shell (1), a vacuum pump is installed on the outer wall of the shell (1), and a plurality of connecting pipes fixed to the outer wall of the shell (1) are connected to the suction end of the vacuum pump, and the connecting pipes are connected to the suction cup (6) through the telescopic pipe (12).

3. The gripping mechanism for preventing a touch screen from being crushed according to claim 1, characterized in that: The buffer assembly (4) comprises a damping telescopic rod (7) and a connecting seat (9), one end of the damping telescopic rod (7) is connected to the outer wall of the bottom end of the moving block (3), the other end of the damping telescopic rod (7) is connected to the connecting plate (5), and the connecting seat (9) is fixed to the outer wall of the bottom end of the moving block (3).

4. The gripping mechanism for preventing a touch screen from being crushed according to claim 3, characterized in that: Both sides of the bottom end of the connecting seat (9) are rotatably connected to connecting rods (8), the other ends of the connecting rods (8) are connected to sliders (10), the sliders (10) are slidably connected to the connecting plate (5), one end of the connecting seat (9) is connected to a buffer spring, the other end of the buffer spring is connected to the connecting plate (5).

5. The gripping mechanism for preventing a touch screen from being crushed according to claim 1, characterized in that: A plurality of rotating seats (19) are fixed to the outer wall of the housing (1), one end of the rotating seat (19) is rotatably connected to a rotating rod (20), and the rotating shaft of the rotating rod (20) is connected to a spiral spring located inside the rotating seat (19).

6. The gripping mechanism for preventing a touch screen from being crushed according to claim 5, characterized in that: The other end of the rotating rod (20) is connected to an electric telescopic rod (21), and the telescopic end of the electric telescopic rod (21) is connected to a rubber block (22).

7. The gripping mechanism for preventing a touch screen from being crushed according to claim 5, characterized in that: A guide frame (23) is provided on one side of the rotating seat (19), a reel (24) is provided on the outer wall of the top end of the shell (1), one side of the reel (24) is connected to a reeling motor, a traction rope (25) is wound around the outer wall of the reel (24), and one end of the traction rope (25) is guided by the guide frame (23) and connected to the rotating rod (20).

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