CN111570203A

CN111570203A - Automobile front windshield crack repairing device

Info

Publication number: CN111570203A
Application number: CN202010484990.6A
Authority: CN
Inventors: 于永胜
Original assignee: Ningbo Zhenhai Xingao Automobile Technology Co ltd
Current assignee: Ningbo Zhenhai Xingao Automobile Technology Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-08-25

Abstract

The invention discloses a windshield crack repairing device for an automobile, which comprises two brackets which are bilaterally symmetrical, wherein a fixed rod is fixedly connected between the brackets, a vacuumizing injection device is arranged on the fixed rod and is used for vacuumizing and injecting repairing liquid at a glass crack, an injection amount adjusting device is arranged in the vacuumizing injection device and is used for adjusting the injection amount of the repairing liquid so as to adapt to the repairing liquid with different viscosities, a vacuum degree detecting device positioned on the lower side of the injection amount adjusting device is arranged on the vacuumizing injection device, the vacuum degree detecting device can judge whether the injected repairing liquid reaches the required amount by detecting the vacuum degree, namely, the injection amount of the repairing liquid can be automatically adjusted according to the size of the crack, a surface polishing device is arranged on the vacuumizing injection device, and the windshield crack repairing device can automatically repair glass, the degree of automation is higher, and repair quality is easily guaranteed.

Description

Automobile front windshield crack repairing device

Technical Field

The invention relates to the technical field of automobile glass repair, in particular to a crack repair device for an automobile front windshield.

Background

The minor crackle of the front windshield of the automobile can be eliminated by filling liquid colloid in the crackle, the repair liquid used for repairing the glass is high-transparency liquid colloid which can be rapidly solidified by ultraviolet heating, the strength can reach more than 90 percent of the original glass, the repair process comprises the steps of vacuumizing the glass crackle through a piston, injecting the repair liquid, then curing through ultraviolet lamp irradiation, and then polishing the repaired glass.

Disclosure of Invention

The technical problem is as follows: the existing glass repairing process has more manual operation steps, lower automation degree and difficult guarantee of repairing quality.

In order to solve the problems, the present embodiment designs an automobile front windshield crack repairing device, which comprises two bilaterally symmetrical brackets, a fixing rod is fixedly connected between the brackets, a vacuum pumping and injecting device is arranged on the fixing rod, the vacuum pumping and injecting device is used for vacuumizing and injecting repairing liquid to the glass crack, the vacuum pumping and injecting device comprises a screw rod which is rotatably connected to the lower side end face of the fixing rod and extends up and down, a third gear which is slidably connected to the right side end face of the bracket on the left side is connected to the screw rod through a thread, a support plate is fixedly connected to the right side end face of a nut, two bilaterally symmetrical piston cylinders are fixedly connected to the front side end face of the support plate, piston cavities are arranged in the piston cylinders, pistons are slidably connected to the piston cavities, and piston rods which extend upwards to the outside the end faces of the piston cylinders are fixedly connected to the upper side end faces of the pistons, the end face of the left side of the piston rod is fixedly connected with a first rack, the end face of the upper side of the piston cylinder is fixedly connected with a fixed block, the end face of the front side of the fixed block is rotatably connected with a fourth rotating shaft extending forwards, an injection amount adjusting device is arranged in the vacuumizing liquid injection device and used for adjusting the injection amount of the repair liquid so as to adapt to the repair liquid with different viscosities, a vacuum degree detecting device is arranged on the vacuumizing liquid injection device and positioned on the lower side of the injection amount adjusting device, the vacuum degree detecting device can judge whether the injected repair liquid reaches the required amount by detecting the vacuum degree, namely, the injection amount of the repair liquid can be automatically adjusted according to the size of cracks, a surface polishing device is arranged on the vacuumizing liquid injection device and used for polishing the glass after repair, thereby removing excess cured repair liquid.

Preferably, the fourth rotating shaft is dynamically connected with an auxiliary motor fixedly connected to the fixed block, the fourth rotating shaft is fixedly connected with a third gear positioned at the front side of the fixed block, the third gear is meshed with the first rack, the lower side end face of the piston cavity is in communication connection with a conveying pipe, the conveying pipe is in communication connection with a contraction pipe, the lower side end faces of the two contraction pipes are fixedly connected with the same lifting disc, the lower side end face of the lifting disc is fixedly connected with an airtight cover with a downward opening, the inner wall of the lower side of the airtight cover is provided with two eudipleural ultraviolet lamps, the airtight cover is in communication with the contraction pipe, the conveying pipe at the left side is provided with an auxiliary valve body fixedly connected to the lower side end face of the piston cylinder at the left side, and an auxiliary valve body cavity communicated with the conveying pipe at the left, fixedly connected with sucking disc on the support downside terminal surface, the sucking disc is used for whole equipment to adsorb on treating the restoration glass.

Preferably, the injection quantity adjusting device comprises an air passage pipe communicated and connected between the two piston cavities, a valve body is arranged on the air passage pipe, a valve cavity communicated with the air passage pipe is arranged in the valve body, an exhaust port with an upward opening is arranged on the inner wall of the upper side of the valve cavity, a sealing block capable of sealing the exhaust port is connected on the inner wall of the upper side of the exhaust port in a sliding manner, a first rotating shaft extending up and down is connected on the inner wall of the upper side of the valve cavity in a rotating manner, the first rotating shaft is positioned on the right side of the sealing block, a crank disc positioned in the valve cavity is fixedly connected on the first rotating shaft, a connecting rod is hinged between the crank disc and the sealing block, a sliding cylinder positioned on the upper side of the valve body is connected on the first rotating shaft in a flat key manner, a rotating disc is fixedly connected on the end face of the upper side of, the sliding cylinder is fixedly connected with an inclined plane block, an auxiliary limiting block positioned on the left side of the first rotating shaft is fixedly connected to the upper side end face of the valve body, a clamping block positioned on the right side of the auxiliary limiting block is slidably connected to the upper side end face of the valve body, a second compression spring is connected between the clamping block and the auxiliary limiting block, the clamping block can be abutted against the first rotating shaft so as to limit the rotation of the first rotating shaft, a driven rod abutted against the inclined plane block is fixedly connected to the upper side end face of the clamping block, an exhaust hole with an upward opening and positioned on the right side of the valve body is formed in the inner wall of the upper side of the air path pipe, a second valve core is slidably connected to the inner wall of the upper side of the air path pipe and can seal the exhaust hole, a first compression spring is connected between the second valve core and the inner wall of the right side of the air path pipe, the linkage rod is fixedly connected to the end face of the left side of the second valve core, and the first valve core capable of sealing the port between the valve body cavity and the right side of the air path pipe is fixedly connected to the linkage rod.

Preferably, the vacuum degree detection device comprises a third valve core slidably connected to the inner wall of the lower side of the auxiliary valve cavity, a through hole penetrating up and down is formed in the third valve core, a one-way valve communicated with the auxiliary valve cavity in a one-way and downward manner is arranged on the end surface of the upper side of the third valve core, the third valve core can seal the communication hole of the auxiliary valve cavity and the lower side of the conveying pipe, a slide rod extending rightwards to the outside of the end surface of the auxiliary valve body is fixedly connected to the end surface of the right side of the third valve core, a third rack is fixedly connected to the slide rod, a third rotating shaft extending forwards is rotatably connected to the end surface of the front side of the support plate, the third rotating shaft is located at the lower side of the third rack, a sector gear meshed with the third rack is fixedly connected to the third rotating shaft, a second gear located at the front side of the sector gear is fixedly connected to the third rotating shaft, and, an air cavity which is communicated with the air-tight cover and has an upward opening is arranged in the air cylinder, an auxiliary piston is connected in the air cavity in a sliding mode, a fifth compression spring is connected between the auxiliary piston and the inner wall of the lower side of the air cavity, a fourth rack which extends upwards to the outside of the end face of the air cylinder is fixedly connected to the end face of the upper side of the auxiliary piston, and the fourth rack is meshed with the second gear.

Preferably, the surface polishing device comprises an electromagnet fixedly connected to the lower end face of the auxiliary valve body, a fourth compression spring is connected between the electromagnet and the lifting disc, a linear motor is slidably connected to the front end face of the lifting disc, a second rotating shaft extending forward is rotatably connected to the front end face of the linear motor, a first gear is fixedly connected to the second rotating shaft, a rotating rod located behind the first gear is fixedly connected to the second rotating shaft, a motor base is fixedly connected to the rotating rod, a motor shaft extending backward is rotatably connected to the rear end face of the motor base, a motor fixedly connected to the motor base is dynamically connected to the motor shaft, a polishing wheel is fixedly connected to the motor shaft, and a second rack located on the right side of the first gear is fixedly connected to the lower end face of the supporting plate, the second rack is meshed with the first gear.

The invention has the beneficial effects that: the vacuumizing liquid injection device can vacuumize glass and inject repair liquid simultaneously to shorten the overall repair time, the injection amount adjusting device can adjust the proportion between the piston air-extracting upward movement amount and the repair liquid injection, so that the device can adapt to the change of the required injection amount caused by the viscosity change of the repair liquid caused by different types or different temperatures, the vacuum degree detecting device can automatically adjust the injection amount of the repair liquid according to the size of cracks, and the surface polishing device can polish the glass after the glass is repaired, so that the vacuumizing liquid injection device can automatically repair the glass, the automation degree is higher, and the repair quality is easy to guarantee.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of the overall structure of a crack repairing device for a front windshield of an automobile according to the present invention;

FIG. 2 is an enlarged view of the structure at "A" in FIG. 1;

FIG. 3 is an enlarged view of the structure at "B" of FIG. 2;

FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 2;

FIG. 5 is an enlarged view of the structure at "D" of FIG. 1;

FIG. 6 is an enlarged view of the structure at "E" of FIG. 5;

FIG. 7 is an enlarged view of the structure at "F" of FIG. 5;

FIG. 8 is a schematic view of the structure in the direction "G-G" of FIG. 5;

FIG. 9 is a schematic view of the structure in the direction "H-H" of FIG. 1.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 9, and for the sake of convenience of description, the following orientations will be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a device for repairing cracks of an automobile front windshield, which is mainly applied to repairing the automobile windshield, and the invention is further explained by combining the attached drawings of the invention: the invention relates to an automobile front windshield crack repairing device, which comprises two bilaterally symmetrical brackets 11, wherein a fixed rod 21 is fixedly connected between the brackets 11, a vacuumizing liquid injection device 101 is arranged on the fixed rod 21, the vacuumizing liquid injection device 101 is used for vacuumizing and injecting repairing liquid to a glass crack, the vacuumizing liquid injection device 101 comprises a screw rod 12 which is rotatably connected on the lower side end face of the fixed rod 21 and extends up and down, a third gear 78 which is slidably connected on the right side end face of the bracket 11 on the left side is connected on the screw rod 12 in a threaded manner, a supporting plate 28 is fixedly connected on the right side end face of a nut 20, two bilaterally symmetrical piston cylinders 16 are fixedly connected on the front side end face of the supporting plate 28, piston cavities 27 are arranged in the piston cylinders 16, pistons 17 are slidably connected in the piston cavities 27, and piston rods 19 which extend upwards to the end faces of the piston cylinders 16 are fixedly connected on the upper, the end face of the left side of the piston rod 19 on the left side is fixedly connected with a first rack 18, the end face of the upper side of the piston cylinder 16 on the left side is fixedly connected with a fixed block 81, the end face of the front side of the fixed block 81 is rotatably connected with a fourth rotating shaft 79 extending forwards, an injection amount adjusting device 102 is arranged in the vacuumizing liquid injection device 101, the injection amount adjusting device 102 is used for adjusting the injection amount of the repairing liquid so as to adapt to the repairing liquid with different viscosities, a vacuum degree detecting device 103 positioned on the lower side of the injection amount adjusting device 102 is arranged on the vacuumizing liquid injection device 101, the vacuum degree detecting device 103 can judge whether the injected repairing liquid reaches the required amount by detecting the vacuum degree, namely, the injection amount of the repairing liquid can be automatically adjusted according to the size of cracks, a surface polishing device 104 is arranged on the vacuumizing liquid injection device 101, and the surface polishing device, thereby removing excess cured repair liquid.

Advantageously, the fourth rotating shaft 79 is in power connection with an auxiliary motor 80 fixedly connected to the fixed block 81, the fourth rotating shaft 79 is fixedly connected with a third gear 78 positioned in front of the fixed block 81, the third gear 78 is engaged with the first rack 18, the lower end face of the piston cavity 27 is in communication connection with a delivery pipe 29, the delivery pipe 29 is in communication connection with a shrinkage pipe 30, the lower end faces of the two shrinkage pipes 30 are fixedly connected with the same lifting disc 31, the lower end face of the lifting disc 31 is fixedly connected with an airtight cover 32 with a downward opening, the inner wall of the lower side of the airtight cover 32 is provided with two ultraviolet lamps 65 which are bilaterally symmetrical, the airtight cover 32 is in communication with the shrinkage pipe 30, the delivery pipe 29 on the left side is provided with an auxiliary valve body 68, and the auxiliary valve body 68 is fixedly connected to the lower end face of the piston cylinder, be equipped with in the vice valve body 68 with the left the communicating vice valve body chamber 58 of conveyer pipe 29, fixedly connected with sucking disc 24 on the support 11 downside terminal surface, sucking disc 24 is used for whole equipment to adsorb on treating to restore glass, and the right side piston chamber 27 is used for storing restoration liquid, and is left piston chamber 27 is used for the evacuation.

Beneficially, the injection quantity adjusting device 102 includes an air passage pipe 22 communicated with and connected between two piston cavities 27, a valve body 23 is disposed on the air passage pipe 22, a valve body cavity 33 communicated with the air passage pipe 22 is disposed in the valve body 23, an exhaust port 34 with an upward opening is disposed on an upper inner wall of the valve body cavity 33, a sealing block 35 capable of sealing the exhaust port 34 is slidably connected to an upper inner wall of the exhaust port 34, a first rotating shaft 38 extending vertically is rotatably connected to an upper inner wall of the valve body cavity 33, the first rotating shaft 38 is located on a right side of the sealing block 35, a crank disc 37 located in the valve body cavity 33 is fixedly connected to the first rotating shaft 38, a connecting rod 36 is hinged between the crank disc 37 and the sealing block 35, a sliding cylinder 49 located on an upper side of the valve body 23 is flatly connected to the first rotating shaft 38, and a rotating disc 50 is fixedly connected to an upper end face of the sliding cylinder 49, the rotary table 50 and the first rotating shaft 38 are connected with a third compression spring 51, the sliding cylinder 49 is fixedly connected with a bevel block 48, the valve body 23 is fixedly connected with an upper side end face positioned at a left side of the first rotating shaft 38 and positioned at a left side of the first rotating shaft 44, the valve body 23 is slidably connected with a clamping block 46 positioned at a right side of the auxiliary limiting block 44, a second compression spring 45 is connected between the clamping block 46 and the auxiliary limiting block 44, the clamping block 46 can be abutted against the first rotating shaft 38 so as to limit the rotation of the first rotating shaft 38, a driven rod 47 abutted against the bevel block 48 is fixedly connected with an upper side end face of the clamping block 46, an exhaust hole 59 with an upward opening and positioned at the right side of the valve body 23 is formed in an upper side inner wall of the air path pipe 22, a second valve core 41 is slidably connected with the upper side inner wall of the air path pipe 22, and the second, a first compression spring 43 is connected between the second valve core 41 and the inner wall of the right side of the air path pipe 22, the inner wall of the upper side of the air path pipe 22 is fixedly connected with a limiting block 42 positioned on the right side of the exhaust hole 59, the left end face of the second valve core 41 is fixedly connected with a linkage rod 40, the linkage rod 40 is fixedly connected with a first valve core 39 capable of sealing the opening of the valve cavity 33 and the right side of the air path pipe 22, the opening size of the exhaust hole 34 can be adjusted through the sealing block 35, so that the amount of air flow generated by upward movement of the piston 17 on the left side and conveyed to the piston cavity 27 on the right side through the valve cavity 33 and the amount discharged from the exhaust hole 34 are changed, downward movement of the piston 17 on the right side is adjusted, and the proportion of the upward movement amount of the piston 17 on the left side to the injection amount of repair.

Advantageously, the vacuum degree detecting device 103 includes a third valve core 57 slidably connected to the inner wall of the lower side of the auxiliary valve cavity 58, a through hole 60 passing through the third valve core 57 from top to bottom is provided in the third valve core 57, a one-way valve 69 communicating with the third valve core 57 in a one-way and downward is provided on the upper side end surface of the third valve core 57, the third valve core 57 can seal the lower side communication hole of the auxiliary valve cavity 58 and the delivery pipe 29, a slide rod 61 extending rightward and out of the end surface of the auxiliary valve body 68 is fixedly connected to the right side end surface of the third valve core 57, a third rack 62 is fixedly connected to the slide rod 61, a third rotating shaft 72 extending forward is rotatably connected to the front end surface of the support plate 28, the third rotating shaft 72 is located under the third rack 62, a sector gear 63 engaged and connected to the third rack 62 is fixedly connected to the third rotating shaft 72, a second gear 71 located in front of the sector gear 63 is fixedly connected, the upper end face of the lifting disc 31 is fixedly connected with a cylinder 64 positioned on the right side of the contraction pipe 30, an air cavity 73 communicated with the air-tight cover 32 and with an upward opening is arranged in the cylinder 64, an auxiliary piston 74 is connected in the air cavity 73 in a sliding manner, a fifth compression spring 75 is connected between the auxiliary piston 74 and the lower inner wall of the air cavity 73, a fourth rack 70 extending upwards to the outside of the end face of the cylinder 64 is fixedly connected on the upper end face of the auxiliary piston 74, and the fourth rack 70 is meshed with the second gear 71.

Advantageously, the surface polishing treatment device 104 includes an electromagnet 15 fixedly connected to the lower end surface of the sub-valve 68, a fourth compression spring 56 is connected between the electromagnet 15 and the lifting disc 31, a linear motor 66 is slidably connected to the front end surface of the lifting disc 31, a second rotating shaft 67 extending forward is rotatably connected to the front end surface of the linear motor 66, a first gear 55 is fixedly connected to the second rotating shaft 67, a rotating rod 53 located behind the first gear 55 is fixedly connected to the second rotating shaft 67, a motor base 14 is fixedly connected to the rotating rod 53, a motor shaft 77 extending backward is rotatably connected to the rear end surface of the motor base 14, a motor 76 fixedly connected to the motor base 14 is dynamically connected to the motor shaft 77, a polishing wheel 13 is fixedly connected to the motor shaft 77, a second rack 54 located on the right side of the first gear 55 is fixedly connected to the lower end surface of the support plate 28, the second rack 54 is in meshed connection with the first gear 55.

The following describes in detail the steps of using an automotive front windshield crack repair device according to the present disclosure with reference to fig. 1 to 9: initial state: the nut 20 and the supporting plate 28 are positioned at the upper limit, the second valve core 41 is positioned at the left limit under the action of the first compression spring 43, the exhaust hole 59 is in an open state, under the action of the third compression spring 51, the sliding barrel 49, the rotating disc 50 and the bevel block 48 are positioned at the upper limit position, under the action of the second compression spring 45, the clamping block 46 abuts against the first rotating shaft 38, so that the first rotating shaft 38 is limited from rotating, the piston 17 on the left side is positioned at the lower limit position, the piston 17 on the right side is positioned at the upper limit position, the electromagnet 15 is not electrified, under the action of the fourth compression spring 56, the lifting disc 31 is located at a lower limit with respect to the delivery pipe 29, the linear motor 66 is located at a left limit, the rotary lever 53 is located at a horizontal position, under the action of a fifth compression spring 75, the auxiliary piston 74 is positioned at an upper limit position, and the third valve core 57, the sliding rod 61 and the third rack 62 are positioned at a left limit position, so that the communication port of the auxiliary valve body cavity 58 and the lower side of the delivery pipe 29 is in an open state; the upward movement amount of the piston 17 on the left side and the injection proportion of the repair liquid are adjusted, the turntable 50 is manually pressed downwards to enable the inclined plane block 48 and the inclined plane block 48 to move downwards, the inclined plane block 48 pushes the driven rod 47 and the clamping block 46 to move leftwards, the clamping block 46 is enabled to be separated from the contact with the first rotating shaft 38, then the turntable 50 is manually grabbed, the turntable 50 drives the first rotating shaft 38 and the crank disc 37 to rotate through flat key connection, the crank disc 37 drives the sealing block 35 to move leftwards and rightwards through the connecting rod 36, thereby changing the opening size of the exhaust port 34, and realizing adjustment of the ratio between the amount of air flow generated by the upward movement of the piston 17 on the left side and the amount of air flow discharged from the exhaust port 34 and delivered into the piston chamber 27 on the right side through the valve chamber 33, namely, the ratio between the upward displacement of the piston 17 on the left side and the downward displacement of the piston 17 on the right side, so that the upward displacement of the piston 17 on the left side and the injection ratio of the repair liquid can be adjusted, thereby being capable of adapting to the change of the required injection amount caused by the viscosity change of the repair liquid caused by different types or different temperatures; during work, the bracket 11 is manually placed on the glass to be repaired, the crack is positioned at the lower side of the airtight cover 32, then the bracket 11 and the sucker 24 are manually pressed down to enable the sucker 24 to be adsorbed on the glass, then the screw rod 12 is manually rotated, the screw rod 12 drives the nut 20 and the supporting plate 28 to move downwards through threaded connection, and the airtight cover 32 is abutted to the surface of the glass; then the auxiliary motor 80 is started, the auxiliary motor 80 drives the fourth rotating shaft 79 and the third gear 78 to rotate, the third gear 78 drives the first rack 18 and the left piston rod 19 to move upwards through meshing connection, the left piston rod 19 drives the left piston 17 to move upwards, the left piston 17 moves upwards through the auxiliary valve cavity 58, the left conveying pipe 29 and the left contraction pipe 30 to vacuumize the airtight cover 32, the air flow generated by the upward movement of the left piston 17 is conveyed into the valve cavity 33 through the air path pipe 22, part of the air flow is discharged through the exhaust port 34, the rest of the air flow pushes the first valve core 39 to move rightwards, the second valve core 41 seals the exhaust hole 59, the first valve core 39 moves rightwards, the valve cavity 33 and the right communication port of the air path pipe 22 are opened, the air flow is conveyed into the right piston cavity 27 through the air path pipe 22, and pushes the right piston 17 to move downwards, and therefore the repairing liquid in the right piston cavity 27 is conveyed, The right shrink tube 30 is fed to a glass crack in the hermetic enclosure 32; meanwhile, as the upward movement amount of the left piston 17 increases, the vacuum degree in the airtight cover 32 gradually increases, under the action of external atmospheric pressure, the auxiliary piston 74 drives the fourth rack 70 to gradually move downward, the fourth rack 70 drives the second gear 71 to rotate through meshing connection, the second gear 71 drives the sector gear 63 to rotate through the third rotating shaft 72, the sector gear 63 drives the third rack 62 to move rightward through meshing connection, so that the third rack 62, the sliding rod 61 and the third valve core 57 move rightward, when the vacuum degree in the airtight cover 32 reaches a set value, namely repair liquid required by crack injection is completed, the third valve core 57 moves rightward to seal the auxiliary valve body cavity 58 and a through hole at the lower side of the left conveying pipe 29, then the auxiliary motor 80 stops rotating, the first rack 18, the piston rod 19 and the piston 17 stop moving, then the ultraviolet lamp 65 starts to emit ultraviolet light, and the injected repair liquid is cured, after the solidification treatment is completed, the electromagnet 15 is electrified to adsorb the lifting disc 31, the lifting disc 31 drives the linear motor 66, the first gear 55 moves upwards, the second rack 54 is connected through meshing to drive the first gear 55 to rotate, the first gear 55 drives the second rotating shaft 67, the rotating rod 53 rotates, so that the rotating rod 53 rotates ninety degrees downwards, the polishing wheel 13 is abutted to the surface of glass, then the linear motor 66 and the motor 76 are started, the linear motor 66 drives the rotating rod 53, the motor base 14 and the polishing wheel 13 move rightwards, the motor 76 drives the motor shaft 77 and the polishing wheel 13 to rotate, the polishing wheel 13 polishes the surface of the glass, redundant solidification repair liquid on the surface of the glass is removed through polishing, the surface of the glass is polished, and the glass crack repair treatment is completed.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. The utility model provides a windshield crackle prosthetic devices before car, includes two bilateral symmetry's support, fixedly connected with dead lever, its characterized in that between the support: the device is characterized in that a vacuumizing injection device is arranged on the fixed rod and used for vacuumizing and injecting repair liquid at a glass crack position, the vacuumizing injection device comprises a lead screw which is rotatably connected to the lower side end face of the fixed rod and extends up and down, a third gear which is slidably connected to the right side end face of the left bracket is in threaded connection with the lead screw, a support plate is fixedly connected to the right side end face of the nut, two piston cylinders which are bilaterally symmetrical are fixedly connected to the front side end face of the support plate, a piston cavity is arranged in each piston cylinder, a piston is slidably connected in each piston cavity, a piston rod which extends upwards to the outside of the end face of the piston cylinder is fixedly connected to the upper side end face of the piston, a first rack is fixedly connected to the left side end face of the piston rod, and, the utility model discloses a glass polishing device, including fixed block front end face, injection amount adjusting device, vacuum priming device, crack size, surface polishing device, the rotation is connected with the fourth pivot that extends forward on the fixed block front end face, be equipped with injection amount adjusting device in the vacuum priming device, injection amount adjusting device is used for adjusting the injection amount of restoration liquid to adapt to the restoration liquid of different viscosities, be equipped with on the vacuum priming device and be located the vacuum detection device of injection amount adjusting device downside, vacuum detection device can judge whether the restoration liquid of injection reaches required quantity through detecting vacuum, can be according to crack size automatic adjustment restoration liquid injection amount, be equipped with surface polishing device on the vacuum priming device, surface polishing device is used for carrying out polishing treatment to the glass after.

2. The apparatus for repairing cracks in a front windshield of an automobile according to claim 1, wherein: the fourth rotating shaft is dynamically connected with an auxiliary motor fixedly connected to the fixed block, the fourth rotating shaft is fixedly connected with a third gear positioned on the front side of the fixed block, the third gear is meshed with the first rack, the lower side end face of the piston cavity is in communication connection with a conveying pipe, the conveying pipe is in communication connection with a shrinkage pipe, the lower side end faces of the two shrinkage pipes are fixedly connected with the same lifting disc, the lower side end face of the lifting disc is fixedly connected with an airtight cover with a downward opening, the inner wall of the lower side of the airtight cover is provided with two ultraviolet lamps which are bilaterally symmetrical, the airtight cover is communicated with the shrinkage pipe, the conveying pipe on the left side is provided with an auxiliary valve body, the auxiliary valve body is fixedly connected to the lower side end face of the piston cylinder on the left side, an auxiliary valve body cavity communicated with the conveying pipe on the left side, the sucking disc is used for adsorbing the whole equipment on the glass to be repaired.

3. The apparatus for repairing cracks in a front windshield of an automobile according to claim 1, wherein: the injection quantity adjusting device comprises an air passage pipe which is communicated and connected between two piston cavities, a valve body is arranged on the air passage pipe, a valve body cavity which is communicated with the air passage pipe is arranged in the valve body, an exhaust port with an upward opening is arranged on the inner wall of the upper side of the valve body cavity, a sealing block which can seal the exhaust port is connected on the inner wall of the upper side of the exhaust port in a sliding way, a first rotating shaft which extends up and down is connected on the inner wall of the upper side of the valve body cavity in a rotating way, the first rotating shaft is positioned on the right side of the sealing block, a crank disc which is positioned in the valve body cavity is fixedly connected on the first rotating shaft, a connecting rod is hinged between the crank disc and the sealing block, a sliding cylinder which is positioned on the upper side of the valve body is connected with a flat key on the first rotating shaft, a rotating, the sliding cylinder is fixedly connected with an inclined plane block, an auxiliary limiting block positioned on the left side of the first rotating shaft is fixedly connected to the upper side end face of the valve body, a clamping block positioned on the right side of the auxiliary limiting block is slidably connected to the upper side end face of the valve body, a second compression spring is connected between the clamping block and the auxiliary limiting block, the clamping block can be abutted against the first rotating shaft so as to limit the rotation of the first rotating shaft, a driven rod abutted against the inclined plane block is fixedly connected to the upper side end face of the clamping block, an exhaust hole with an upward opening and positioned on the right side of the valve body is formed in the inner wall of the upper side of the air path pipe, a second valve core is slidably connected to the inner wall of the upper side of the air path pipe and can seal the exhaust hole, a first compression spring is connected between the second valve core and the inner wall of the right side of the air path pipe, the linkage rod is fixedly connected to the end face of the left side of the second valve core, and the first valve core capable of sealing the port between the valve body cavity and the right side of the air path pipe is fixedly connected to the linkage rod.

4. The apparatus for repairing cracks in a front windshield of an automobile according to claim 2, wherein: the vacuum degree detection device comprises a third valve core which is connected to the inner wall of the lower side of the auxiliary valve cavity in a sliding manner, a through hole which is communicated up and down is formed in the third valve core, a one-way valve which is communicated downwards in a one-way manner is arranged on the end face of the upper side of the third valve core, the third valve core can seal a communicating hole of the auxiliary valve cavity and the lower side of the conveying pipe, a slide rod which extends rightwards to the outside of the end face of the auxiliary valve body is fixedly connected to the end face of the right side of the third valve core, a third rack is fixedly connected to the slide rod, a third rotating shaft which extends forwards is rotatably connected to the end face of the front side of the supporting plate and is positioned at the lower side of the third rack, a sector gear which is meshed with the third rack is fixedly connected to the third rotating shaft, a second gear which is positioned at the front side of the sector gear is fixedly connected, an air cavity which is communicated with the air-tight cover and has an upward opening is arranged in the air cylinder, an auxiliary piston is connected in the air cavity in a sliding mode, a fifth compression spring is connected between the auxiliary piston and the inner wall of the lower side of the air cavity, a fourth rack which extends upwards to the outside of the end face of the air cylinder is fixedly connected to the end face of the upper side of the auxiliary piston, and the fourth rack is meshed with the second gear.

5. The apparatus for repairing cracks in a front windshield of an automobile according to claim 2, wherein: the surface polishing treatment device comprises an electromagnet fixedly connected on the lower side end face of the auxiliary valve body, a fourth compression spring is connected between the electromagnet and the lifting disc, a linear motor is connected on the end face of the front side of the lifting disc in a sliding way, the end face of the front side of the linear motor is rotationally connected with a second rotating shaft which extends forwards, the second rotating shaft is fixedly connected with a first gear, a rotating rod positioned at the rear side of the first gear is fixedly connected on the second rotating shaft, a motor base is fixedly connected on the rotating rod, a motor shaft which extends backwards is rotatably connected on the end surface of the rear side of the motor base, the motor shaft is dynamically connected with a motor which is fixedly connected on the motor base, the polishing wheel is fixedly connected to the motor shaft, a second rack located on the right side of the first gear is fixedly connected to the end face of the lower side of the supporting plate, and the second rack is meshed with the first gear.