CN220972037U - Sand blasting device for inner wall of large-caliber quartz tube - Google Patents

Abstract

The utility model relates to the technical field of quartz tube processing, in particular to a large-caliber quartz tube inner wall sand blasting device, which comprises: the rolling type supporting wheel assembly is used for supporting the quartz tube and driving the quartz tube to rotate, and one end of the rolling type supporting wheel assembly is provided with a movable sand blasting system which can extend into the inner cavity of the quartz tube; the movable sand blasting system comprises a bottom frame, a sliding assembly and a movable frame, wherein the movable frame is connected with the bottom frame through the sliding assembly, an extension arm is connected to the movable frame, a sand storage box body is connected to the lower portion of the middle of the extension arm, one end, close to a quartz tube, of the extension arm is connected with a sand blasting head assembly communicated with an inner cavity of the sand storage box body, the other end of the extension arm is connected with a feeding hopper, and the movable frame further comprises a spiral conveying assembly for conveying sand flowing out from the feeding hopper into the sand storage box body. The utility model has reasonable structure, the sand blasting head component uniformly performs sand blasting on the inner wall of the quartz tube, reduces labor intensity, improves the uniformity of sand blasting and enhances the sand blasting effect.

Description

Sand blasting device for inner wall of large-caliber quartz tube

Technical Field

The utility model relates to the technical field of quartz tube processing, in particular to a sand blasting device for the inner wall of a large-caliber quartz tube.

Background

The quartz product is used as an indispensable contact consumable in the production link of the photovoltaic solar power generation plate, and because the quartz product has certain specificity in the deep processing industry, the dependence on the level of the manual technology is very high, and especially, the inner wall of a large-diameter quartz tube needs to be coated with a corresponding protective coating so as to prolong the service life of the quartz tube.

In view of the above related art, the inventors have found that the sand blasting of the inner wall of the quartz tube is generally performed by a manual operation, a worker stretches the sand blasting head into the inner cavity of the quartz tube, the sand blasting head is aligned to the inner wall of the quartz tube to perform sand blasting, and during sand blasting, the worker needs to move the sand blasting head axially and circumferentially, so that the inner wall of the quartz tube is subjected to overall sand blasting.

Disclosure of utility model

The utility model mainly solves the technical problem of providing the large-caliber quartz tube inner wall sand blasting device, wherein a sand blasting head component of a movable sand blasting system stretches into an inner cavity of a quartz tube, a rolling type supporting wheel component works to drive the quartz tube to circumferentially rotate, and a sliding component works to drive the sand blasting head component to axially move, so that the sand blasting head component uniformly blasts the inner wall of the quartz tube, the labor intensity is reduced, the uniformity of sand blasting is improved, and the sand blasting effect is enhanced.

In order to solve the technical problems, the utility model adopts a technical scheme that: providing a large-caliber quartz tube inner wall sand blasting device, comprising: the rolling type supporting wheel assembly is used for supporting the quartz tube and driving the quartz tube to rotate, and one end of the rolling type supporting wheel assembly is provided with a movable sand blasting system which can extend into the inner cavity of the quartz tube;

The movable sand blasting system comprises a bottom frame, a sliding assembly and a movable frame, wherein the movable frame is connected with the bottom frame through the sliding assembly, an extension arm is connected to the movable frame, a sand storage box body is connected to the lower portion of the middle of the extension arm, one end, close to a quartz tube, of the extension arm is connected with a sand blasting head assembly communicated with an inner cavity of the sand storage box body, the other end of the extension arm is connected with a feeding hopper, and the movable frame further comprises a spiral conveying assembly for conveying sand flowing out of the feeding hopper into the sand storage box body.

Through adopting above-mentioned technical scheme, when using, place the quartz capsule that treats the sand blasting on rolling type supporting wheel subassembly, rolling type supporting wheel subassembly work drives the quartz capsule and does at the uniform velocity circumference and rotate, sliding component work drives the extension arm on the movable frame and moves at the uniform velocity to the quartz capsule, the sand blasting head subassembly on the extension arm stretches into the inner chamber of quartz capsule, sand blasting is carried out to the inner wall of quartz capsule to sand blasting head subassembly work, need not workman's handheld sand blasting head subassembly and carries out sand blasting, intensity of labour is reduced, because the quartz capsule is at the uniform velocity rotation and sand blasting head subassembly is at the uniform velocity removal, make sand blasting head subassembly can carry out sand blasting to the inner wall of quartz capsule evenly, sand blasting's homogeneity has been improved, sand blasting's effect has been strengthened, hold sand in the upper hopper, sand that spiral material conveying subassembly work will go out the upper hopper is continuously carried to the storage box body, in order to supply sand blasting head subassembly to carry out sand blasting operation.

The present utility model may be further configured in a preferred example to: the sliding assembly comprises two guide rails which are connected to the underframe at intervals and a belt transmission piece arranged in the middle of the guide rails, the movable frame is connected with the underframe through the guide rails, the belt transmission piece comprises a driving belt wheel component and a driven belt wheel component, a belt is connected between the driving belt wheel component and the driven belt wheel component, the top of the belt is connected with a connecting component, the belt is connected with the movable frame through the connecting component, two guide rails are connected with baffle frames, and the baffle frames are connected with sand baffle cover bodies.

Through adopting above-mentioned technical scheme, driving pulley part work drives the belt and rotates, is connected the belt with removing the frame through connecting piece, and the belt drives the arm that stretches on removing the frame and the sand blasting head subassembly through the use that keeps off the sand cover body promptly, has blockked sand blasting head subassembly and has originally spouted in the operational environment of outside to the sand grain when handling quartz tube tip inner wall, and the cleanness of the operational environment of protection to and can retrieve the sand grain and recycle.

The present utility model may be further configured in a preferred example to: the novel lifting device is characterized in that a triangular support frame is connected to one end of the underframe, the driving pulley part comprises an L-shaped mounting frame, a driving shaft, driving pulleys and bearing seats I arranged on two sides of the driving pulleys at intervals, the driving pulleys are connected to the driving shaft in a sleeved mode and are connected through keys, the L-shaped mounting frame is connected with the triangular support frame through bolts, the bearing seats I are mounted on the L-shaped mounting frame, a first servo motor is connected to the L-shaped mounting frame, and an end coupling is connected between an output shaft of the first servo motor and the driving shaft in a sleeved mode.

Through adopting above-mentioned technical scheme, first servo motor work drives the driving shaft through the tip shaft coupling and rotates, and the driving shaft drives the driving pulley and do circumferential rotation, and the driving pulley drives the belt and rotates.

The present utility model may be further configured in a preferred example to: the other end of chassis is connected with the bedplate, driven band pulley part includes driven shaft and suit and connects the driven band pulley on the driven shaft, driven band pulley passes through key connection with the driven shaft, driven band pulley's both sides are equipped with the bearing frame two of suit connection on the driven shaft respectively, bearing frame two connects on the bedplate, be connected with between driven band pulley and the driving pulley the belt, connecting element includes top board, hold-in range clamp plate and the locking clamp plate that from the top down set gradually, the top board is connected with the movable frame, the locking clamp plate passes through the bolt and is connected with the top board, wear to be equipped with between top board and the hold-in range clamp plate the belt.

Through adopting above-mentioned technical scheme, belt rotation drive driven pulley is circumferential rotation, and driven pulley and driving pulley play the effect of supporting and connecting to the belt.

The present utility model may be further configured in a preferred example to: the sand blasting head assembly comprises a spray head fixing frame and four sand blasting heads, the sand blasting heads are connected to the spray head fixing frame at intervals, the spray head fixing frame is connected to the stretching arm, the sand blasting heads are respectively connected with a sand conveying pipe and an air inlet pipe, one end of the sand conveying pipe, which is far away from the sand blasting heads, stretches into an inner cavity of the sand storage box body, the sand blasting direction of the sand blasting heads is obliquely directed to the outer side, and the outer end of the air inlet pipe is connected with an external air source.

Through adopting above-mentioned technical scheme, after intake pipe and the external air supply intercommunication, gaseous quick outflow behind entering the sandblast head for form the negative pressure in the sandblast head, thereby make the inner chamber of sand conveying pipe also form the negative pressure, sand conveying pipe is with the sand grain in the sand storage box inhale the sandblast head in, under the drive effect of gaseous quick flow, the inner wall of quartz tube is spouted fast to the sand grain, thereby handle the inner wall of quartz tube, thereby the roughness of quartz tube inner wall has been increased, the adsorption affinity has been strengthened.

The present utility model may be further configured in a preferred example to: the spiral conveying assembly comprises a circular pipe and a rotating shaft, the rotating shaft penetrates through an inner cavity of the circular pipe and is connected with spiral blades in a sleeved mode, two ends of the circular pipe are respectively connected with a pipe head flange, the outer sides of the pipe head flanges are respectively connected with pipe head bearing seat boards, square bearing seats are respectively connected to the pipe head bearing seat boards, two ends of the rotating shaft penetrate through inner holes of the corresponding square bearing seats respectively, the outer sides of one ends of the circular pipe, which are close to the sand storage box body, are provided with square bearing seats sleeved on the rotating shaft, rectangular arrays are connected with connecting rods between two adjacent square bearing seats, transition shafts are concentrically arranged on the outer sides of one ends of the rotating shaft, a universal coupler is sleeved between each transition shaft and the rotating shaft, the three-phase aluminum shell motor is arranged on an extension arm, the three-phase aluminum shell motor is connected to the corresponding worm coupler, the internal rotating shaft is connected to the worm coupler, the external circle, which is close to one end of the sand storage box body, is connected with a transition pipe body, one end, which is close to the discharge port of the sand storage box body, is provided with a discharge hole, and the discharge port, which is close to the outer circle of the sand storage box body.

Through adopting above-mentioned technical scheme, the work of three-phase aluminum hull motor drives the internal rotation axle in the worm speed reducer and rotates, and the internal rotation axle passes through universal joint and drives the transition axle and rotate, and the transition axle passes through the last helical blade of universal joint drive rotation axis and rotate, stores up sand grain in the sand box body, and the sand grain flows into the pipe through the transition body in, and helical blade will sand grain spiral transmission can flow to the inner chamber of storing up the sand box body through the discharge port, reaches the purpose of supplying with sand grain.

The present utility model may be further configured in a preferred example to: the rolling type support wheel assembly comprises a support pipe frame, two support wheel members connected to the support pipe frame at intervals, and a rotary driving member for driving the two support wheel members to rotate in the same direction.

Through adopting above-mentioned technical scheme, the quartz capsule of heavy-calibre is placed between two supporting wheel spare to the excircle of quartz capsule is rolling connection with the supporting wheel spare respectively, and rotary driving spare work drives the supporting wheel spare and does equidirectional circumference rotation, and the supporting wheel spare drives the quartz capsule and does at uniform velocity circumference rotation promptly.

The present utility model may be further configured in a preferred example to: the supporting wheel piece comprises a supporting shaft and a plurality of bearing seats III which are connected to the supporting shaft in a sleeved mode at intervals, the bearing seats III are connected to a supporting pipe frame, nylon wheels which are connected to the supporting shaft in a sleeved mode are arranged between every two adjacent bearing seats III, the rotary driving piece comprises a rectangular mounting plate, a stepping motor connected to the rectangular mounting plate and driven sprockets respectively connected to the ends of the two supporting wheel pieces, a driving sprocket is connected to an output shaft of the stepping motor in a sleeved mode, kidney-shaped mounting holes are formed in the rectangular mounting plate, a tensioning shaft is arranged in the kidney-shaped mounting holes, a tensioning sprocket is connected to an outer circle sleeve of the outer end of the tensioning shaft in a sleeved mode, and a heart-shaped chain is connected among the driving sprocket, the driven sprocket and the tensioning sprocket.

Through adopting above-mentioned technical scheme, step motor work drives the driving sprocket and rotates, the driving sprocket passes through heart-shaped chain and drives two driven sprocket and do circumference rotation, driven sprocket drives the epaxial nylon wheel of back shaft and do circumference rotation, nylon wheel drive rather than roll connection's quartz capsule do circumference rotation, the tight axle that rises slides in waist shape mounting hole for the tight sprocket that rises extrudees heart-shaped chain and reaches the purpose that rises tightly, the one end screwed connection of tight axle that rises has the nut, the nut of screwing makes the tight axle of rising fixed relative rectangle mounting panel.

The present utility model may be further configured in a preferred example to: the sand collecting device is characterized in that one end of the support pipe rack, which is far away from the mobile sand blasting system, is connected with a positioning support assembly, the positioning support assembly comprises a T-shaped vertical rod and a positioning shaft which is connected to the T-shaped vertical rod in a sleeved mode, the outer end of the positioning shaft is sleeved with a positioning flange, the positioning flange is far away from a side annular array of the positioning shaft, a strip-shaped baffle is connected with a base plate, and the support pipe rack is connected with a sand collecting hopper which is located below the positioning flange.

Through adopting above-mentioned technical scheme, after the quartz capsule was placed on roll formula supporting wheel subassembly, the one end of quartz capsule was contradicted with the backing plate on the locating support subassembly and is connected to carry out axial spacing to the quartz capsule.

The present utility model may be further configured in a preferred example to: the fan cover assembly comprises a cover body and an air outlet pipe connected to the top of the cover body, four supporting legs are connected to the rectangular array at the bottom of the cover body, and the outer end of the air outlet pipe is connected with an external dust collector through a pipeline.

Through adopting above-mentioned technical scheme, the work of sandblast head subassembly carries out the sand blasting to the inner wall of quartz capsule, has produced a large amount of dust and the dust flows to the cover body at this in-process, and at this moment, the dust catcher work of outside to suck away the dust, reach the purpose of dust removal.

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

1. The sand blasting head component of the movable sand blasting system stretches into the inner cavity of the quartz tube, the rolling type supporting wheel component works to drive the quartz tube to rotate circumferentially, and the sliding component works to drive the sand blasting head component to move axially, so that the sand blasting head component uniformly performs sand blasting on the inner wall of the quartz tube, the labor intensity is reduced, the uniformity of sand blasting is improved, and the sand blasting effect is enhanced.

2. The fan cover assembly is sleeved at the end part of the quartz tube, so that dust generated by sand blasting is sucked by an external dust collector, the dust is reduced from drifting into the working environment, and the protection of the working environment is facilitated.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a schematic view of a large diameter quartz tube inner wall sandblasting apparatus according to a preferred embodiment of the present utility model.

Fig. 2 is a schematic view of the screw conveyor assembly of fig. 1 connected to a loading hopper.

Fig. 3 is a schematic view of the slide assembly of fig. 1.

Fig. 4 is a schematic view of the attachment of the blast head assembly of fig. 1 to the extension arm.

Fig. 5 is a schematic view of the sand screen of fig. 1.

FIG. 6 is a schematic view of the structure of the stroke cover assembly of FIG. 1.

Fig. 7 is a schematic structural view of the connection of the rolling support wheel assembly and the positioning bracket assembly in fig. 1.

FIG. 8 is a schematic view of the rectangular mounting plate of FIG. 7 connected to a tensioning shaft.

Fig. 9 is a schematic view of the positioning bracket assembly of fig. 7.

Fig. 10 is a schematic structural view of the connection part of fig. 3.

Fig. 11 is a schematic view of the structure of the retainer of fig. 1.

In the figure: 20. a rolling support wheel assembly; 30. a sliding assembly; 40. a blasting head assembly; 50. a spiral material conveying component; 60. a positioning bracket assembly; 70. a fan housing assembly;

11. a chassis; 12. a moving rack; 13. an extension arm; 14. a sand storage box body; 15. feeding a hopper; 16. a baffle frame; 17. a sand blocking cover body; 18. triangular support frames; 19. a seat plate;

21. A support tube rack; 22. A support wheel member; 23. A rotary driving member;

221. a support shaft; 222. Bearing seat III; 223. Nylon wheels;

231. A rectangular mounting plate; 232. a stepping motor; 233. a driven sprocket; 234. a drive sprocket; 235. waist-shaped mounting holes; 236. a tensioning shaft; 237. tensioning a chain wheel; 238. a heart-shaped chain;

31. A guide rail; 32. a belt conveyor; 321. a driving pulley member; 322. a driven pulley member; 323. a belt; 324. a connecting member;

3211. An L-shaped mounting rack; 3212. a driving shaft; 3213. a driving pulley; 3214. a first bearing seat; 3215. a first servo motor; 3216. an end coupling;

3221. A driven shaft; 3222. a driven pulley; 3223. a second bearing seat;

3241. An upper press plate; 3242. a synchronous belt pressing plate; 3243. locking the pressing plate;

41. A spray head fixing frame; 42. a blasting head; 43. a sand conveying pipe; 44. an air inlet pipe;

51. A round tube; 52. a rotation shaft; 53. a tube head flange; 54. a tube head bearing seat plate; 55. square bearing seat; 56. a connecting rod; 57. a transition shaft; 58. a universal coupling; 59. a worm speed reducer; 511. a three-phase aluminum shell motor; 512. an inner rotating shaft; 513. a transition pipe body; 514. a helical blade; 515. a discharge hole;

61. A T-shaped vertical rod; 62. positioning a shaft; 63. positioning a flange; 64. a strip-shaped baffle; 65. a backing plate; 66. a sand collecting hopper;

71. a cover body; 72. an air outlet pipe; 73. and (5) supporting legs.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

The drawings are simplified schematic views, and only the basic structure of the present utility model is schematically described, so that only the constitution related to the present utility model is shown.

Referring to fig. 1 to 11, the utility model discloses a sand blasting device for inner wall of large-caliber quartz tube, comprising: the rolling type supporting wheel assembly 20 is used for supporting a quartz tube and driving the quartz tube to rotate, the rolling type supporting wheel assembly 20 comprises a supporting tube frame 21 and two supporting wheel pieces 22 which are connected to the supporting tube frame 21 at intervals, and also comprises a rotary driving piece 23 which drives the two supporting wheel pieces 22 to rotate in the same direction, the supporting wheel pieces 22 comprise a supporting shaft 221 and a plurality of bearing seats III 222 which are sleeved on the supporting shaft 221 at intervals, the bearing seats III 222 are connected to the supporting tube frame 21, nylon wheels 223 which are sleeved on the supporting shaft 221 are arranged between two adjacent bearing seats III 222, the rotary driving piece 23 comprises a rectangular mounting plate 231, a stepping motor 232 which is connected to the rectangular mounting plate 231 and driven sprocket wheels 233 which are respectively connected to the end parts of the two supporting wheel pieces 22, a driving sprocket wheel 234 is sleeved on an output shaft of the stepping motor 232, a waist-shaped mounting hole 235 is arranged on the rectangular mounting plate 231, a tensioning shaft 236 is arranged in the waist-shaped mounting hole 235, an outer circle of the outer end of the tensioning shaft 236 is sleeved with a tensioning sprocket wheel 237, and a heart-shaped chain 238 is connected between the driving sprocket wheel 234 and the driven sprocket wheel 233 and the tensioning sprocket wheel 237; the stepper motor 232 operates to drive the driven sprocket 233 at the ends of the two support wheels 22 to rotate via the heart-shaped chain 238, and the nylon wheels 223 on the two support wheels 22 rotate circumferentially in the same direction, thereby driving the quartz tube to rotate circumferentially.

One end of the rolling type supporting wheel assembly 20 is provided with a movable sand blasting system which can extend into the inner cavity of the quartz tube; the mobile sand blasting system comprises a chassis 11, a sliding assembly 30 and a mobile frame 12, wherein the mobile frame 12 is connected with the chassis 11 through the sliding assembly 30, the sliding assembly 30 comprises two guide rails 31 which are connected with the chassis 11 at intervals and a belt transmission part 32 which is arranged in the middle of the guide rails 31, the mobile frame 12 is connected with the chassis 11 through the guide rails 31, the belt transmission part 32 comprises a driving belt wheel part 321 and a driven belt wheel part 322, a belt 323 is connected between the driving belt wheel part 321 and the driven belt wheel part 322, the top of the belt 323 is connected with a connecting part 324, the belt 323 is connected with the mobile frame 12 through the connecting part 324, two guide rails 31 are connected with a baffle frame 16, the baffle frame 16 is connected with a sand baffle cover 17, one end of the chassis 11 is connected with a triangular support frame 18, the driving belt wheel part 321 comprises an L-shaped mounting frame 3211, a driving shaft 3212, a driving belt wheel 3213 and bearing seats 3214 which are arranged at intervals on two sides of the driving belt wheel 3213, the driving pulley 3213 is connected to the driving shaft 3212 in a sleeved mode and is connected through a key, the L-shaped mounting frame 3211 is connected with the triangular support frame 18 through bolts, a first bearing seat 3214 is mounted on the L-shaped mounting frame 3211, a first servo motor 3215 is connected to the L-shaped mounting frame 3211, an end coupler 3216 is connected between an output shaft of the first servo motor 3215 and the driving shaft 3212 in a sleeved mode, a seat plate 19 is connected to the other end of the chassis 11, the driven pulley part 322 comprises a driven shaft 3221 and a driven pulley 3222 connected to the driven shaft 3221 in a sleeved mode, the driven pulley 3222 is connected with the driven shaft 3221 through a key, a second bearing seat 3223 connected to the driven shaft 3221 in a sleeved mode is arranged on two sides of the driven pulley 3222 respectively, a second bearing seat 3223 is connected to the seat plate 19, a belt 323 is connected between the driven pulley 3222 and the driving pulley 3213 from the top to the bottom, and the connecting part 324 comprises an upper pressing plate 3241 which is sequentially arranged from the bottom, the upper pressing plate 3241 is connected with the movable frame 12, the locking pressing plate 3243 is connected with the upper pressing plate 3241 through bolts, and the belt 323 is arranged between the upper pressing plate 3241 and the synchronous belt pressing plate 3242 in a penetrating way; the first servo motor 3215 works to drive the driving pulley 3213 on the driving shaft 3212 to rotate, the driving pulley 3213 drives the driven pulley 3222 to rotate through the belt 323, and the belt 323 is connected with the moving frame 12 through the connecting part 324, so that the belt 323 drives the moving frame 12 to horizontally move.

The movable frame 12 is connected with an extension arm 13, a sand storage box body 14 is connected below the middle part of the extension arm 13, one end, close to a quartz tube, of the extension arm 13 is connected with a sand blasting head assembly 40 communicated with the inner cavity of the sand storage box body 14, the other end is connected with a feeding hopper 15, the sand blasting head assembly 40 comprises a spray head fixing frame 41 and four sand blasting heads 42, the sand blasting heads 42 are connected to the spray head fixing frame 41 at intervals, the spray head fixing frame 41 is connected to the extension arm 13, the sand blasting heads 42 are respectively connected with a sand conveying pipe 43 and an air inlet pipe 44, one end, far away from the sand conveying pipe 43, of the sand conveying pipe 43 stretches into the inner cavity of the sand storage box body 14, the sand blasting direction of the sand blasting heads 42 is obliquely directed outwards, and the outer end of the air inlet pipe 44 is connected with an external air source.

The sand conveying device comprises a sand conveying device, and is characterized by further comprising a spiral conveying assembly 50 for conveying sand flowing out of an upper hopper 15 into a sand storage box body 14, wherein the spiral conveying assembly 50 comprises a circular tube 51 and a rotary shaft 52, the rotary shaft 52 penetrates through an inner cavity of the circular tube 51 and is connected with spiral blades 514 in a sleeved mode, two ends of the circular tube 51 are respectively connected with a tube head flange 53, the outer sides of the tube head flanges 53 are respectively connected with tube head bearing seat plates 54, square bearing seats 55 are respectively connected to the tube head bearing seat plates 54, two ends of the rotary shaft 52 penetrate through inner holes of the corresponding square bearing seats 55, the outer sides of one ends of the circular tube 51, close to the sand storage box body 14, of the circular tube 51 are provided with square bearing seats 55 sleeved on the rotary shaft 52, a connecting rod 56 is connected between two adjacent square bearing seats 55 in a rectangular array mode, a transition shaft 57 is concentrically arranged on the outer side of one end of the rotary shaft 52, a universal coupler 58 is sleeved between the transition shaft 57 and the rotary shaft 52, a three-phase aluminum shell motor 511 arranged on an extension arm 13 and connected to the worm speed reducer 59, an inner rotating shaft 512 is connected to the worm speed reducer 59, the inner rotating shaft 512 is connected to the inner rotating shaft 512, the inner rotating shaft 52 is connected between the inner rotating shaft 512 and the inner rotating shaft 52, the inner rotating shaft 52 is connected to the transition shaft 57, the inner rotating shaft is sleeved with the universal coupler 55, one end of the transition shaft is sleeved with the transition shaft 513, and is connected to the outer end of the outer cylinder body, close to the outer cylinder body 14, and is connected to the outer cylinder body, and is close to the discharge port, and the sand storage box body is provided with the storage box body.

One end of the support pipe rack 21 far away from the mobile sand blasting system is connected with a positioning bracket assembly 60, the positioning bracket assembly 60 comprises a T-shaped vertical rod 61 and a positioning shaft 62 sleeved on the T-shaped vertical rod 61, the outer end of the positioning shaft 62 is sleeved with a positioning flange 63, the side surface of the positioning flange 63 far away from the positioning shaft 62 is annularly connected with a strip-shaped baffle 64, the strip-shaped baffle 64 is respectively connected with a backing plate 65, the support pipe rack 21 is connected with a sand collecting hopper 66 positioned below the positioning flange 63, the outer side of the positioning bracket assembly 60 is provided with a fan cover assembly 70, the fan cover assembly 70 comprises a cover body 71 and an air outlet pipe 72 connected to the top of the cover body 71, the bottom rectangular array of the cover body 71 is connected with four supporting legs 73, and the outer end of the air outlet pipe 72 is connected with an external dust collector through a pipeline; the external dust collector works to enable the interior of the fan cover assembly 70 to be in a negative pressure state, so that dust generated in the sand blasting process is sucked, and pollution of the dust to the environment is reduced.

The implementation principle of the embodiment is as follows: when the sand-blasting device is used, a quartz tube to be sand-blasted is placed on the rolling type supporting wheel assembly 20, a stepping motor 232 on the rolling type supporting wheel assembly 20 works to drive a driving sprocket 234 to rotate, the driving sprocket 234 drives two driven sprockets 233 to do circumferential rotation through a heart-shaped chain 238, the driven sprockets 233 drive nylon wheels 223 on a supporting shaft 221 to do circumferential rotation, the nylon wheels 223 drive the quartz tube to do uniform circumferential rotation, a first servo motor 3215 on the sliding assembly 30 works to drive a driving shaft 3212 to rotate through an end coupling 3216, the driving shaft 3212 drives a driving pulley 3213 to do circumferential rotation, the driving pulley 3213 drives a belt 323 to rotate, an extending arm 13 on the moving frame 12 moves towards the quartz tube at a uniform speed, a sand-blasting head assembly 40 on the extending arm 13 stretches into the inner cavity of the quartz tube, sand-blasting head assembly 40 works to sand-blast the inner wall of the quartz tube without holding a worker to sand-blast the sand-blasting head assembly 40, labor intensity is reduced, the quartz tube rotates at the uniform speed and the sand-blasting head assembly 40 moves at the uniform speed, the inner wall of the sand-blasting tube can be uniformly blasted, sand-blasted by the sand-head assembly 40, sand-blasting sand-blast evenly is carried out of the sand-blasting hopper 15, and sand-blasting material is carried out on the sand-blasting device by the spiral body 15, and the sand-blasting device is fed into the sand-blasting device by the sand-blasting device, and the sand-blasting device is conveyed by the sand-blasting device, and the sand-box assembly 15, and the sand-material is conveyed by the sand-filled with the sand-jet device.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.

Claims (10)

1. The utility model provides a heavy-calibre quartz capsule inner wall sand blasting unit which characterized in that includes: the rolling type supporting wheel assembly (20) is used for supporting the quartz tube and driving the quartz tube to rotate, and one end of the rolling type supporting wheel assembly (20) is provided with a movable sand blasting system which can extend into the inner cavity of the quartz tube;

the movable sand blasting system comprises a bottom frame (11), a sliding assembly (30) and a movable frame (12), wherein the movable frame (12) is connected with the bottom frame (11) through the sliding assembly (30), an extension arm (13) is connected to the movable frame (12), a sand storage box body (14) is connected to the lower portion of the middle of the extension arm (13), a sand blasting head assembly (40) communicated with the inner cavity of the sand storage box body (14) is connected to one end, close to a quartz tube, of the extension arm (13), a feeding hopper (15) is connected to the other end, and the movable sand blasting system further comprises a spiral conveying assembly (50) for conveying sand flowing out of the feeding hopper (15) into the sand storage box body (14).

2. The heavy caliber quartz tube inner wall sand blasting device according to claim 1, wherein the sliding assembly (30) comprises two guide rails (31) which are connected to the underframe (11) at intervals and a belt transmission part (32) arranged in the middle of the guide rails (31), the movable frame (12) is connected with the underframe (11) through the guide rails (31), the belt transmission part (32) comprises a driving belt wheel part (321) and a driven belt wheel part (322), a belt (323) is connected between the driving belt wheel part (321) and the driven belt wheel part (322), a connecting part (324) is connected to the top of the belt (323), the belt (323) is connected with the movable frame (12) through the connecting part (324), two baffle frames (16) are connected to the guide rails (31), and a sand blocking cover body (17) is connected to the baffle frames (16).

3. The heavy-caliber quartz tube inner wall sand blasting device according to claim 2, wherein one end of the underframe (11) is connected with a triangular support frame (18), the driving pulley component (321) comprises an L-shaped mounting frame (3211), a driving shaft (3212), driving pulleys (3213) and bearing blocks I (3214) which are arranged on two sides of the driving pulleys (3213) at intervals, the driving pulleys (3213) are connected to the driving shaft (3212) in a sleeved mode and are connected through keys, the L-shaped mounting frame (3211) is connected with the triangular support frame (18) through bolts, the bearing blocks I (3214) are mounted on the L-shaped mounting frame (3211), a first servo motor (3215) is connected to the L-shaped mounting frame (3211), and an end coupler (3216) is connected between an output shaft of the first servo motor (3215) and the driving shaft (3212) in a sleeved mode.

4. A heavy caliber quartz tube inner wall sand blasting device according to claim 3, characterized in that the other end of the bottom frame (11) is connected with a seat plate (19), the driven belt wheel component (322) comprises a driven shaft (3221) and a driven belt wheel (3222) which is connected to the driven shaft (3221) in a sleeved mode, the driven belt wheel (3222) is connected with the driven shaft (3221) through a key, two sides of the driven belt wheel (3222) are respectively provided with a bearing seat two (3223) which is connected to the driven shaft (3221) in a sleeved mode, the bearing seat two (3223) is connected to the seat plate (19), a belt (323) is connected between the driven belt wheel (3222) and the driving belt wheel (3213), the connecting component (324) comprises an upper pressing plate (3241), a synchronous belt pressing plate (3242) and a locking pressing plate (3243) which are sequentially arranged from top to bottom, the upper pressing plate (3241) is connected with the movable frame (12), the locking pressing plate (3243) is connected with the upper pressing plate (3241) through bolts, and the belt (323) is arranged between the upper pressing plate (3241) and the synchronous belt (3242).

5. The large-caliber quartz tube inner wall sand blasting device according to claim 1, wherein the sand blasting head assembly (40) comprises a spray head fixing frame (41) and four sand blasting heads (42), the sand blasting heads (42) are connected to the spray head fixing frame (41) at intervals, the spray head fixing frame (41) is connected to the stretching arm (13), the sand blasting heads (42) are respectively connected with a sand conveying pipe (43) and an air inlet pipe (44), one end, far away from the sand blasting heads (42), of the sand conveying pipe (43) stretches into an inner cavity of the sand storage box body (14), the sand blasting direction of the sand blasting heads (42) is obliquely outwards, and the outer end of the air inlet pipe (44) is connected with an external air source.

6. The heavy-calibre quartz capsule inner wall sand blasting unit of claim 1, wherein, spiral material conveying subassembly (50) include pipe (51) and rotation axis (52), rotation axis (52) wear to establish at the inner chamber of pipe (51) and the suit is connected with helical blade (514), the both ends of pipe (51) are connected with tube head flange (53) respectively, the outside of tube head flange (53) is connected with tube head bearing bedplate (54) respectively, be connected with square bearing frame (55) on tube head bearing bedplate (54) respectively, the hole at corresponding square bearing frame (55) is worn to establish respectively at the both ends of rotation axis (52), the one end outside that is close to storage body (14) of pipe (51) is equipped with suit on rotation axis (52) square bearing frame (55), rectangular array is connected with connecting rod (56) between two adjacent square bearing frames (55), the outside of rotation axis (52) one end is equipped with transition axle (57) concentrically, be connected with universal joint (58) between transition axle (57) and rotation axis (52), still include install on motor (13) and stretch out on (59) on three-phase motor (59) speed reducer (59) and worm (59) of speed reducer (59), the novel sand storage box is characterized in that a universal coupling (58) is connected between the inner rotating shaft (512) and the transition shaft (57), a transition pipe body (513) is connected to the outer circle of one end, close to the sand storage box body (14), of the round pipe (51), the transition pipe body (513) is connected with a discharge hole (515) is formed in the outer circle of one end, close to the sand storage box body (14), of the round pipe (51).

7. The sand blasting apparatus for inner wall of large diameter quartz tube according to claim 1, wherein the rolling type supporting wheel assembly (20) comprises a supporting pipe frame (21) and two supporting wheel members (22) which are connected to the supporting pipe frame (21) at intervals, and further comprises a rotation driving member (23) for driving the two supporting wheel members (22) to rotate in the same direction.

8. The heavy caliber quartz tube inner wall sand blasting device according to claim 7, wherein the supporting wheel piece (22) comprises a supporting shaft (221) and a plurality of bearing seats three (222) which are sleeved and connected on the supporting shaft (221) at intervals, the bearing seats three (222) are connected on the supporting tube rack (21), nylon wheels (223) which are sleeved and connected on the supporting shaft (221) are arranged between two adjacent bearing seats three (222), the rotary driving piece (23) comprises a rectangular mounting plate (231), a stepping motor (232) connected on the rectangular mounting plate (231) and driven sprockets (233) respectively connected at the end parts of the two supporting wheel pieces (22), a driving sprocket (234) is sleeved and connected on an output shaft of the stepping motor (232), a waist-shaped mounting hole (235) is formed in the rectangular mounting plate (231), a tensioning shaft (236) is arranged in the waist-shaped mounting hole (235), an outer circle of the outer end of the tensioning shaft (236) is connected with a tensioning sprocket (237), and a chain (238) is sleeved and connected between the driving sprocket (234), the driven sprocket (233) and the tensioning sprocket (237).

9. The large-caliber quartz tube inner wall sand blasting device according to claim 7, wherein one end of the support pipe rack (21) far away from the mobile sand blasting system is connected with a positioning bracket assembly (60), the positioning bracket assembly (60) comprises a T-shaped vertical rod (61) and a positioning shaft (62) sleeved on the T-shaped vertical rod (61), the outer end of the positioning shaft (62) is sleeved with a positioning flange (63), a side annular array of the positioning flange (63) far away from the positioning shaft (62) is connected with a strip-shaped baffle (64), backing plates (65) are respectively connected to the strip-shaped baffle (64), and a sand collecting hopper (66) positioned below the positioning flange (63) is connected to the support pipe rack (21).

10. The large-caliber quartz tube inner wall sand blasting device according to claim 9, wherein a fan cover assembly (70) is arranged on the outer side of the positioning bracket assembly (60), the fan cover assembly (70) comprises a cover body (71) and an air outlet pipe (72) connected to the top of the cover body (71), four supporting legs (73) are connected to a rectangular array at the bottom of the cover body (71), and the outer end of the air outlet pipe (72) is connected with an external dust collector through a pipeline.