CN210160980U

CN210160980U - Special automatic sand blasting unit of tire mold

Info

Publication number: CN210160980U
Application number: CN201920850690.8U
Authority: CN
Inventors: 闫亚运; 王兆志; 隋新政; 孙云珂; 张雅薇
Original assignee: Qingdao Shentongda Machinery Technology Co ltd
Current assignee: Qingdao Shentongda Machinery Technology Co ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-03-20
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a special automatic sand blasting unit of tire mold, which comprises a housin, fixed mounting has the mounting panel on the inside wall of casing, the up end symmetry of mounting panel is rotated and is connected with two work pieces and places the platform, every the equal fixedly connected with work piece fixed station of up end, every that the platform was placed to the work piece the up end circumference of work piece fixed station is equidistant has seted up a plurality of sliding chambers, every equal horizontal fixed mounting has the electro-magnet in the sliding chamber, every all the winding has excitation coil on the electro-magnet, every sliding chamber is equal sliding connection has the permanent magnet. The utility model discloses, the mould is accepting the sandblast in-process, and controller control fan switch on, and then makes the fan operation, spouts the gas through the inboard sandblast mouth of jet-propelled pipe to the surface of mould, and then drops the grit on mould surface very fast from mould surface and make more clean pleasing to the eye of mould surface.

Description

Special automatic sand blasting unit of tire mold

Technical Field

The utility model relates to a construction machinery technical field especially relates to a special automatic sand blasting unit of tire mould.

Background

The sand blasting machine uses compressed air as power, and utilizes the high-speed movement of air flow to form negative pressure in the spray gun, and the abrasive material is sucked into the spray gun by means of sand conveying pipe and jetted out by means of spray nozzle to the surface to be processed so as to attain the goal of processing.

The special automatic sand blasting unit of current tire mould is causing the mould to take place to rock at the in-process to the mould sandblast because the impact force of nozzle usually to and then lead to the unstability of mould to after the sandblast is accomplished, a large amount of gravels of mould surface always can the adhesion cause the untidy of mould surface, have influenced the aesthetic property of mould.

Therefore, the automatic sand blasting device special for the tire mold is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the special automatic sand blasting unit of current tire mould is causing the mould to take place to rock at the in-process to the mould sandblast because the impact force of nozzle usually to and then lead to the unstability of mould to after the sandblast is accomplished, a large amount of gravels of mould surface always can the adhesion cause the untidy of mould surface, have influenced the aesthetic property of mould.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a special automatic sand blasting device for a tire mold comprises a shell, wherein a mounting plate is fixedly mounted on the inner side wall of the shell, the upper end surface of the mounting plate is symmetrically and rotatably connected with two workpiece placing tables, the upper end surface of each workpiece placing table is fixedly connected with a workpiece fixing table, a plurality of sliding cavities are formed in the upper end surface of each workpiece fixing table in a circumferential and equidistant manner, electromagnets are transversely and fixedly mounted in each sliding cavity, a magnet exciting coil is wound on each electromagnet, a permanent magnet is slidably connected in each sliding cavity and comprises a permanent magnet N pole and a permanent magnet S pole, the permanent magnet S pole of each permanent magnet is opposite to the permanent magnet N pole, a pressing plate is fixedly mounted at one end of each permanent magnet, which is far away from the electromagnets, the other end of the pressing plate penetrates through the side wall of the workpiece fixing table and is slidably connected in the side wall of, the middle part of the two workpiece fixing tables is provided with a sand blasting box, the upper end of the sand blasting box is rotatably connected with a sand storage box through a sand blasting pipe, the sand storage box is fixedly installed on the upper end face of the inner wall of the shell, a plurality of sand blasting nozzles are symmetrically arranged on the side wall of the sand blasting box, the bottom end part of the sand blasting pipe is provided with a reverse suction prevention mechanism, the center of the inner bottom end face of the shell is provided with a driving mechanism, the upper end face of the installation plate is symmetrically provided with two air injection mechanisms, and the surface of the shell is symmetrically hinged with two door plates.

Preferably, the suck-back prevention mechanism comprises a filter screen plate, a fixing block and a sealing ball, wherein the upper end surface and the lower end surface of the fixing block are funnel-shaped, an air vent is formed in the center of the fixing block, the diameter of the air vent is slightly smaller than that of the sealing ball, the sealing ball is located below the fixing block, the upper end surface of the sealing ball is fixedly connected to the lower end surface of the filter screen plate through a spring, and the filter screen plate is fixedly mounted on the inner wall of the sand blasting pipe.

Preferably, the driving mechanism comprises a motor, the motor is fixedly installed on the bottom end face in the shell, the upper end of the motor penetrates through the upper end face of the mounting plate through an output shaft and is fixedly connected to the bottom end face of the sand-blasting box, the output shaft is rotatably connected in the mounting plate, and a driving wheel is fixedly sleeved on the output shaft of the motor.

Preferably, the symmetry is provided with two pivots in the mounting panel, every all rotate in the pivot and connect in the mounting panel, every the equal fixed connection in the bottom of work piece fixed station in upper end of pivot, every the equal fixedly connected with in lower extreme of pivot follows the driving wheel, action wheel and two are connected through belt transmission from between the driving wheel.

Preferably, every air injection mechanism all includes the jet-propelled pipe, every the jet-propelled pipe all is the arc form, every all seted up in the jet-propelled pipe and spouted the air cavity, two the impartial interval in one side that the jet-propelled pipe is relative is provided with a plurality of jet heads.

Preferably, the bottom end face of each air ejector pipe is fixedly provided with a fan, each fan is fixedly arranged on the mounting plate, and the input end of each fan is communicated with the outside.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the motor drives the sand-blasting box to rotate through the output shaft, sand-blasting treatment is carried out on two sides of the sand-blasting box through the sand-blasting nozzle, meanwhile, the output shaft of the motor can drive the driving wheel to rotate, so that the two driven wheels are driven to rotate through the belt, the rotating shaft is driven to rotate, the workpiece placing table is driven to rotate, and then the tire mold on the workpiece placing table is driven to rotate, so that the surface of the mold is subjected to omnibearing sand-blasting treatment;

2. after the tire mold is sleeved on the workpiece fixing table, the controller controls the excitation coil to be powered on, so that a magnetic field opposite to the magnetic pole of the electromagnet is generated around the excitation coil, the directions of the magnetic poles at the two ends of the electromagnet are changed, the electromagnet is enabled to generate repulsive force to the permanent magnet, the permanent magnet is pushed to move towards the side deviating from the electromagnet, the pressing plate is pushed to slide out of the sliding cavity to be abutted to the position right above the mold, the position of the mold is fixed, the mold is prevented from being shifted in the sand blasting process, and the stability of the mold is guaranteed.

3. The mould is accepting the sandblast in-process, and the controller control fan switch on, and then makes the fan operation, spouts the gas through the inboard sandblast mouth of jet-propelled pipe to the surface of mould, and then drops the mould surface that makes mould surface more clean pleasing to the eye from mould surface very fast with the grit on mould surface.

4. When the grit gets into the sandblast case from the sand storage box of the top of sandblast pipe in, the gas of downward flow can break the ball sealer and get into the sandblast case in, after the sandblast case stop work, the elasticity of spring can upwards stimulate the ball sealer for the ball sealer is stopped up the through-hole of fixed block center department once more, has avoided the grit in the sandblast case to take place to suck the phenomenon backward.

Drawings

Fig. 1 is a schematic front structural view of an automatic sand blasting device specially used for a tire mold according to the present invention;

fig. 2 is a front sectional view of the special automatic sand blasting device for the tire mold provided by the utility model;

FIG. 3 is a top sectional view of a mounting plate of the automatic sand blasting apparatus for a tire mold according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 5 is an enlarged schematic view of the structure at B in fig. 2.

In the figure: 1 workpiece fixing table, 2 sand blasting nozzles, 3 sand blasting pipes, 4 belts, 5 fans, 6 mounting plates, 7 door panels, 8 air blasting pipes, 9 shells, 10 sand storage boxes, 11 air blasting chambers, 12 air blasting heads, 13 workpiece placing tables, 14 driven wheels, 15 motors, 16 driving wheels, 17 sand blasting boxes, 18 rotating shafts, 19 pressing plates, 20 sliding chambers, 21 permanent magnet N pole, 22 permanent magnet S pole, 23 electromagnets, 24 magnet exciting coils, 25 filter plate screen plates, 26 springs, 27 fixing blocks and 28 sealing balls.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a special automatic sand blasting device for a tire mold comprises a shell 9, a mounting plate 6 is fixedly mounted on the inner side wall of the shell 9, two workpiece placing tables 13 are symmetrically and rotatably connected to the upper end surface of the mounting plate 6, a workpiece fixing table 1 is fixedly connected to the upper end surface of each workpiece placing table 13, a plurality of sliding cavities 20 are circumferentially and equidistantly formed in the upper end surface of each workpiece fixing table 1, an electromagnet 23 is transversely and fixedly mounted in each sliding cavity 20, an excitation coil 24 is wound on each electromagnet 23, a permanent magnet is slidably connected in each sliding cavity 20 and comprises a permanent magnet N pole 21 and a permanent magnet S pole 22, the permanent magnet S pole 22 of the permanent magnet is opposite to the N pole of the electromagnet 23, a pressing plate 19 is fixedly mounted at one end of the permanent magnet, which is far away from the electromagnet 23, and the other end of the pressing plate 19 penetrates through the side wall of the workpiece fixing table 1 and, after the tire mold is sleeved on the workpiece fixing table 1, the controller controls the magnet exciting coil 24 to be powered on, so that a magnetic field opposite to the magnetic pole of the electromagnet 23 is generated around the magnet exciting coil 24, the directions of the magnetic poles at the two ends of the electromagnet 23 are changed, the electromagnet 23 generates a repulsive force to the permanent magnet, the permanent magnet is pushed to move towards a side departing from the electromagnet 23, the pressing plate 19 is pushed to slide out of the sliding cavity 20 to be abutted to the position right above the mold, the position of the mold is fixed, the mold is prevented from being shifted in the sand blasting process, and the stability of the mold is ensured.

The middle parts of the two workpiece fixing tables 1 are provided with sand-blasting boxes 17, the upper ends of the sand-blasting boxes 17 are rotatably connected with sand storage boxes 10 through sand-blasting pipes 3, motors 15 drive the sand-blasting boxes 17 to rotate through output shafts, sand-blasting treatment is carried out on the two sides of the sand-blasting boxes 17 through sand-blasting nozzles 2, simultaneously, the output shafts of the motors 15 drive driving wheels 16 to rotate, further, two driven wheels 14 are driven to rotate through belts 4, further, rotating shafts 18 are driven to rotate, further, workpiece placing tables 13 are driven to rotate, further, tire molds on the workpiece placing tables 13 are driven to rotate, the surfaces of the molds are subjected to omnibearing sand-blasting treatment, the sand storage boxes 10 are fixedly arranged on the upper end surfaces of the inner walls of the shells 9, a plurality of sand-blasting nozzles 2 are symmetrically arranged on the side walls of the sand-blasting boxes 17, the inner bottom end parts of the, the upper and lower both ends face of fixed block 27 all is the infundibulate, the air vent has been seted up in the center department of fixed block 27, the diameter of air vent slightly is less than the diameter of sealing ball 28, sealing ball 28 is located the below of fixed block 27, the up end of sealing ball 28 passes through spring 26 fixed connection on the lower terminal surface of filter otter board 25, filter otter board 25 fixed mounting is on the inner wall of sandblast pipe 3, the surperficial symmetry hinge connection of casing 9 has two door plants 7, when the grit enters into sandblast box 17 from sand storage box 10 of the top of sandblast pipe 3 in, the gas that flows downwards can break sealing ball 28 and get into in sandblast box 17, after sandblast box 17 stops working, spring 26's elasticity can upwards stimulate sealing ball 28, make sealing ball 28 stop up the through-hole of fixed block 27 center department once more, the grit emergence suck-back phenomenon in sandblast box 17 has.

The center department of terminal surface is provided with actuating mechanism in casing 9, actuating mechanism includes motor 15, motor 15 fixed mounting is on the bottom face in casing 9, the upper end of motor 15 runs through the up end of mounting panel 6 and fixed connection is at the bottom face of sandblasting case 17 through the output shaft, the output shaft rotates to be connected in mounting panel 6, fixed cover is equipped with action wheel 16 on the output shaft of motor 15, the symmetry is provided with two pivot 18 in the mounting panel 6, all rotate on every pivot 18 and connect in mounting panel 6, the equal fixed connection in the bottom of work piece fixed station 1 in the upper end of every pivot 18, the equal fixed connection of lower extreme of every pivot 18 follows driving wheel 14, action wheel 16 and two are connected through belt 4 transmission between the driving wheel 14.

6 up end symmetries of mounting panel are provided with two jet-propelled mechanisms, every jet-propelled mechanism all includes jet-propelled pipe 8, every jet-propelled pipe 8 all is the arc form, jet-propelled chamber 11 has all been seted up in every jet-propelled pipe 8, the impartial interval in one side that two jet-propelled pipes 8 are relative is provided with a plurality of jet-propelled heads 12, the equal fixed mounting of bottom face of every jet-propelled pipe 8 has fan 5, the equal fixed mounting of every fan 5 is on mounting panel 6, the input of every fan 5 all communicates with each other with the external world, the mould is accepting the sandblast in-process, 5 switch-on power of controller control fan, and then make fan 5 operation, jet-propelled the surface of mould through the inboard sandblast mouth 2 of jet-propelled pipe 8, and then drop the grit on mould surface very fast and make the more.

In the utility model, when the user uses the device, the motor 15 drives the sand-blasting box 17 to rotate through the output shaft, sand-blasting treatment is carried out on the two sides of the sand-blasting box 17 through the sand-blasting nozzle 2, meanwhile, the output shaft of the motor 15 can drive the driving wheel 16 to rotate, and then drives the two driven wheels 14 to rotate through the belt 4, and further drives the rotating shaft 18 to rotate, and further drives the workpiece placing table 13 to rotate, and further drives the tire mold on the workpiece placing table 13 to rotate, so that the surface of the mold is subjected to the omnibearing sand-blasting treatment;

further, after the tire mold is sleeved on the workpiece fixing table 1, the controller controls the excitation coil 24 to be connected with a power supply, so that a magnetic field opposite to the magnetic pole of the electromagnet 23 is generated around the excitation coil 24, the directions of the magnetic poles at the two ends of the electromagnet 23 are changed, the electromagnet 23 generates a repulsive force to the permanent magnet, the permanent magnet is pushed to move towards a side away from the electromagnet 23, the pressing plate 19 is pushed to slide out of the sliding cavity 20 and abut against the right upper side of the mold, the position of the mold is fixed, the position of the mold is prevented from being shifted in the sand blasting process, and the stability of the mold is guaranteed;

furthermore, in the sand blasting process of the mold, the controller controls the fan 5 to be powered on, so that the fan 5 runs, the sand blasting nozzle 2 on the inner side of the air blasting pipe 8 is used for spraying air to the surface of the mold, and then the gravel on the surface of the mold is quickly dropped from the surface of the mold, so that the surface of the mold is cleaner and more attractive;

finally, when gravel enters the sandblasting box 17 from the sand storage box 10 above the sandblasting pipe 3, the downward flowing gas can burst the sealing ball 28 and enter the sandblasting box 17, and after the sandblasting box 17 stops working, the elastic force of the spring 26 can pull the sealing ball 28 upwards, so that the sealing ball 28 can block the through hole at the center of the fixed block 27 again, and the phenomenon of sucking back gravel in the sandblasting box 17 is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a special automatic sand blasting unit of tire mold, includes casing (9), its characterized in that, fixed mounting has mounting panel (6) on the inside wall of casing (9), the up end symmetry of mounting panel (6) is rotated and is connected with two work pieces and places platform (13), every the equal fixedly connected with work piece fixed station (1) of up end that platform (13) were placed to the work piece, every a plurality of sliding chamber (20) have been seted up to the up end circumference equidistant of work piece fixed station (1), every equal horizontal fixed mounting has electro-magnet (23) in sliding chamber (20), every all twine excitation coil (24) on electro-magnet (23), equal sliding connection has the permanent magnet in every sliding chamber (20), the permanent magnet includes permanent magnet N extreme (21) and the extreme S (22) of permanent magnet, the one end fixed mounting that the permanent magnet deviates from electro-magnet (23) has clamp plate (19), the other end of clamp plate (19) runs through the lateral wall and the sliding connection of work piece fixed station (1) in the lateral wall of work piece fixed station (1), two the mid portion of work piece fixed station (1) is provided with sand blasting box (17), the upper end of sand blasting box (17) is rotated through sand blasting pipe (3) and is connected with sand storage box (10), sand storage box (10) fixed mounting is at the up end of casing (9) inner wall, the symmetry is provided with a plurality of sand blasting nozzles (2) on the lateral wall of sand blasting box (17), the bottom end portion is provided with prevents suck-back mechanism in sand blasting pipe (3), the center department of casing (9) bottom end face is provided with actuating mechanism, mounting panel (6) up end symmetry is provided with two jet-air mechanism, the surface symmetry hinge connection of casing (9) has two door plant (7).

2. The special automatic sand blasting device for the tire molds as claimed in claim 1, wherein the suck-back prevention mechanism comprises a filter plate screen (25), a fixed block (27) and a sealing ball (28), a vent hole is formed in the center of the fixed block (27), the sealing ball (28) is located below the fixed block (27), the upper end face of the sealing ball (28) is fixedly connected to the lower end face of the filter plate screen (25) through a spring (26), and the filter plate screen (25) is fixedly mounted on the inner wall of the sand blasting pipe (3).

3. The automatic sand blasting device special for the tire molds as claimed in claim 1, wherein the driving mechanism comprises a motor (15), the motor (15) is fixedly installed on the bottom end surface in the housing (9), the upper end of the motor (15) penetrates through the upper end surface of the mounting plate (6) through an output shaft and is fixedly connected to the bottom end surface of the sand blasting box (17), the output shaft is rotatably connected in the mounting plate (6), and a driving wheel (16) is fixedly sleeved on the output shaft of the motor (15).

4. The automatic sand blasting device special for the tire molds as claimed in claim 3, wherein two rotating shafts (18) are symmetrically arranged in the mounting plate (6), each rotating shaft (18) is rotatably connected in the mounting plate (6), the upper end of each rotating shaft (18) is fixedly connected to the bottom end of the workpiece fixing table (1), the lower end of each rotating shaft (18) is fixedly connected with the driven wheel (14), and the driving wheel (16) and the two driven wheels (14) are in transmission connection through a belt (4).

5. The automatic sand blasting device special for the tire mold according to claim 1, wherein each air injection mechanism comprises an air injection pipe (8), each air injection pipe (8) is arc-shaped, an air injection cavity (11) is formed in each air injection pipe (8), and a plurality of air injection heads (12) are arranged on one side of each air injection pipe (8) opposite to each other at equal intervals.

6. The automatic sand blasting device special for the tire molds as claimed in claim 5, wherein a fan (5) is fixedly installed on the bottom end surface of each air injection pipe (8), each fan (5) is fixedly installed on the installation plate (6), and the input end of each fan (5) is communicated with the outside.