CN212735638U

CN212735638U - Jet mill of adjustable spray gun

Info

Publication number: CN212735638U
Application number: CN202021580628.0U
Authority: CN
Inventors: 杨启辉
Original assignee: Zhongshan Meihui Automation Technology Co ltd
Current assignee: Zhongshan Meihui Automation Technology Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-03-19
Anticipated expiration: 2030-08-03

Abstract

The utility model relates to the technical field of jet mills, and discloses a jet mill capable of adjusting a spray gun, which comprises a frame, at least one sand-blasting gun, a lifting mechanism and a swinging mechanism, wherein the lifting mechanism is arranged on the frame and is used for adjusting the height of the at least one sand-blasting gun; the swing mechanism is arranged on the frame and used for driving at least one sand blasting gun to swing in a reciprocating manner. The utility model discloses a jet mill of adjustable spray gun has replaced the artifical rifle mode of transferring of tradition, through mutually supporting between the elevating system that sets up in the frame and wabbler mechanism, can be according to the product of different specifications, the high distance between a plurality of spray guns of automatically regulated and product simultaneously, labour saving and time saving. And when the spray gun goes up and down, the spray gun can keep swinging automatically, so that the sand blasting processing efficiency of the ink jet printer on products is ensured.

Description

Jet mill of adjustable spray gun

Technical Field

The utility model relates to a jet mill technical field especially relates to a jet mill of adjustable spray gun.

Background

The jet mill is used for injecting materials into the mill by a nozzle or other modes by using gas (compressed air or heating steam vapor) as an energy carrier; after the gas stream has been injected, the material is set in motion at a high speed (in many cases, at a hypersonic speed) due to depressurization or other causes.

The height-adjusting mechanism that traditional jet mill's spray gun adopted is generally only single action of swaing, need adopt artifical manual mode to adjust the high distance between its spray gun and different specification products, and when the spray gun was more, this kind of regulative mode was consuming time and is labouring, very inconvenient. And the wabbler mechanism of traditional spray gun mainly comprises spray gun sways mobile jib, sways mobile jib bearing, fisheye bearing, connecting rod, rocking bar, driving motor, eccentric wheel etc. and not only the structure is complicated, also can't realize automatic function of swaying when the spray gun goes up and down, influences the sandblast machining efficiency of ink jet printer to the product.

SUMMERY OF THE UTILITY MODEL

The spray gun for solving current ink jet printer can't keep automatic function of swaing when going up and down, and the inconvenient technical problem of manual regulation sand blasting gun process, the utility model provides a jet mill of adjustable spray gun.

The utility model discloses a following technical scheme realizes: an adjustable lance jet mill comprising:

a frame;

at least one sand blast gun;

the lifting mechanism is arranged on the rack and used for adjusting the height of at least one sand blasting gun; and

and the swinging mechanism is arranged on the rack and used for driving at least one sand blasting gun to swing in a reciprocating manner.

As a further improvement of the above scheme, the lifting mechanism comprises a frame plate I, two frame plates II and two screw rod assemblies, and at least one sand-blasting gun is hung at the bottom of the frame plate I; two frame plates II perpendicular to the frame plates I are oppositely fixed to the tops of the frame plates I, the tops of the two frame plates II are turned outwards and horizontally to form folded edges, a screw rod assembly is fixed between each folded edge and the frame plate I, a moving seat matched with a screw rod shaft of each screw rod assembly is arranged on each screw rod assembly, and the bottoms of the two moving seats are respectively supported and fixed on corresponding frame bodies of the rack.

As a further improvement of the above scheme, the lifting mechanism further includes a driving motor and a reversing assembly, the driving motor is fixed to the top of one of the folded edges, the reversing assembly includes a gear box, a first bevel gear, a second bevel gear, a worm gear and a worm, the first bevel gear is meshed with the second bevel gear, the first bevel gear and the second bevel gear are both accommodated in the gear box, the first bevel gear is sleeved and fixed on a screw rod shaft of the screw rod assembly, the second bevel gear is sleeved and fixed at one end of the worm, and the worm gear is sleeved and fixed on an output shaft of the driving motor and matched with a rod wall at the other end of the worm.

As a further improvement of the above scheme, the swing mechanism comprises a swing motor, a fixed plate, a connecting rod, a rotating rod, four hanging rods and a mounting rack for mounting at least one sand blasting gun, four shaft seats are relatively embedded in a plate body of the fixed plate, bearings are mounted inside the four shaft seats, transmission shafts are clamped and fixed in inner rings of the four bearings, and one end of each transmission shaft, which is close to the inner side, is vertically inserted into the tops of the four hanging rods; the bottoms of the four hanging rods are fixed on the mounting rack; one end of one of the transmission shafts close to the outer side is fixedly sleeved with a rotating rod perpendicular to the transmission shaft; the swing motor is fixed on the top of the frame plate I, a connecting rod perpendicular to the output shaft is arranged on the output shaft in an eccentric rotating mode, and the other end of the connecting rod is connected with the other end of the rotating rod in a rotating mode.

As a further improvement of the above scheme, the mounting bracket includes two synchronizing bars, two horizontal poles, six vertical poles, two the synchronizing bar activity respectively sets up between two jib of transverse arrangement, every the both ends of horizontal pole alternate respectively to be fixed in two corresponding jib bottoms, six the vertical pole is equidistant to be distributed two the bottom of horizontal pole, every it is fixed with at least three pole setting that is used for hanging the sand blasting gun to alternate on the vertical pole.

As a further improvement of the above solution, the screw rod assembly includes a frame, a screw rod shaft, and two guide slide bars, the frame is fixed between the corresponding folded edge and the first frame plate, the screw rod shaft is vertically disposed in the frame, and the two guide slide bars are disposed in parallel in the frame on both sides of the screw rod shaft.

As a further improvement of the above solution, a seat body of the moving seat is provided with a threaded hole in threaded fit with the screw shaft, and a seat body of the moving seat is provided with a slide hole in sliding fit with the guide slide bar.

The utility model has the advantages that:

the utility model discloses a jet mill of adjustable spray gun has replaced the artifical rifle mode of transferring of tradition, through mutually supporting between the elevating system that sets up in the frame and wabbler mechanism, can be according to the product of different specifications, the high distance between a plurality of spray guns of automatically regulated and product simultaneously, labour saving and time saving. And when the spray gun goes up and down, the spray gun can keep swinging automatically, so that the sand blasting processing efficiency of the ink jet printer on products is ensured.

Drawings

Fig. 1 is a schematic overall structural diagram of a jet mill with an adjustable spray gun according to an embodiment of the present invention;

FIG. 2 is a schematic view of the construction of the screw assembly of FIG. 1;

fig. 3 is a schematic structural diagram of the reversing assembly in fig. 1.

Description of the main symbols:

2. a sand blasting gun; 3. a first frame plate; 4. a second frame plate; 5. folding edges; 6. a movable seat; 7. a drive motor; 8. A gear case; 9. a first bevel gear; 10. a second bevel gear; 11. a worm gear; 12. a worm; 13. a swing motor; 14. A fixing plate; 15. a connecting rod; 16. a rotating rod; 17. a boom; 18. a mounting frame; 19. a shaft seat; 20. a synchronization lever; 21. a cross bar; 22. a longitudinal bar; 23. erecting a rod; 24. a frame; 25. a screw shaft; 26. a guide slide bar; 27. and (4) a boss.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 3, the adjustable lance jet mill includes a frame (not shown), at least one sand-blasting gun 2 (twelve sand-blasting guns 2 are illustrated in the present embodiment), a lifting mechanism, and a swinging mechanism. Each sand-blasting gun 2 can independently spray sand to strike the rough surface of the product, so that the rough surface meets the requirements of surface process treatment. The lifting mechanism is arranged on the frame and used for adjusting the height of at least one sand blasting gun 2. The swing mechanism is arranged on the frame and used for driving the at least one sand blasting gun 2 to swing back and forth.

The lifting mechanism comprises a frame plate I3, two frame plates II 4 and two screw rod assemblies, and at least one sand-blasting gun 2 is hung at the bottom of the frame plate I3. Two frame plates two 4 vertical to the frame plate one 3 are relatively fixed to the top of the frame plate one 3, the tops of the two frame plates two 4 are turned outwards and horizontally to form folded edges 5, a screw rod assembly is fixed between each folded edge 5 and the frame plate one 3, a moving seat 6 matched with a screw rod shaft 25 of each screw rod assembly is arranged on each screw rod assembly, and the bottoms of the two moving seats 6 are respectively supported and fixed on corresponding frame bodies of the frame. A connecting plate (not marked) which is a right triangle is fixed on the outer side of the moving seat 6, one right-angle side of the connecting plate is connected with the moving seat 6 through a screw, and the other right-angle side of the connecting plate is fixed on the frame body of the frame through a screw. The frame plate I3 and the frame plate II 4 can be matched with the movable seat 6 through threads of the screw rod assembly, and height adjustment is carried out on the machine frame.

The lifting mechanism further comprises a driving motor 7 and a reversing assembly, the driving motor 7 is fixed to the top of one of the folded edges 5, the reversing assembly comprises a gear box 8, a first bevel gear 9, a second bevel gear 10, a worm wheel 11 and a worm 12, the first bevel gear 9 is meshed with the second bevel gear 10, the first bevel gear 9 and the second bevel gear 10 are contained in the gear box 8, the first bevel gear 9 is fixedly sleeved on a screw rod shaft 25 of the screw rod assembly, the second bevel gear 10 is fixedly sleeved on one end of the worm 12, and the worm wheel 11 is fixedly sleeved on an output shaft of the driving motor 7 and matched with the other end rod wall of the worm 12. An output shaft of the driving motor 7 drives the worm wheel 11 to rotate, the worm wheel 11 drives the worm 12 to rotate along the axial direction of the worm, the worm 12 drives the second conical tooth 10 to rotate, the second conical tooth 10 drives the screw rod shaft 25 to rotate through the meshing action between the second conical tooth 10 and the first conical tooth 9, and the height of the sand-blasting gun 2 on the first frame plate 3 is adjusted through the thread action between the screw rod shaft 25 and the movable base 6. In this embodiment the other flange 5 is also provided with a reversing assembly and the reversing assembly is driven by a drive extending to the end of the worm 12 at the reversing assembly.

The wabbler mechanism includes the motor 13 that sways, fixed plate 14, connecting rod 15, bull stick 16, four jibs 17 and is used for installing the mounting bracket 18 of at least one sand blasting gun 2, and relative the inlaying is equipped with four axle beds 19 on the plate body of fixed plate 14, and the plate body of fixed plate 14 both ends fixed respectively and two frame plates two 4 in this embodiment is fixed continuous, makes elevating system whole operation more steady.

In this embodiment, the top of the first shelf 3 is raised upward to form a rectangular boss 27. The four shaft seats 19 are grouped two by two and are respectively embedded on two sides of the table wall of the boss 27 oppositely. Bearings (not shown) are mounted inside the four shaft seats 19, and transmission shafts (not shown) are clamped and fixed on inner rings of the four bearings.

In this embodiment, a sealing sleeve (not shown) is installed on the inner ring side of each bearing, and is connected with the corresponding transmission shaft through the sealing sleeve, so as to improve the sealing performance between the bearing and the transmission shaft. The top surface of the splint-3, which is not raised around the boss 27, forms a surrounding edge around the boss 27, i.e. the frame plate-is composed of the boss 27 and the surrounding edge fixed around the boss 27. Can install a customized canvas frame at the bottom of frame plate 3 through the surrounding edge to cover all sand blasting guns 2 around on mounting bracket 18 and the mounting bracket 18 through the canvas frame, with avoid sand blasting guns 2 when the operation of sandblasting the product, spun sand material spills out of the machine storehouse everywhere, and causes surrounding environment pollution.

One end of each transmission shaft close to the inner side is vertically inserted with the tops of the four hanging rods 17. The top of the hanger bar 17 is located inside the wall of the boss 27. The bottom of each of the four booms 17 is fixed to a mounting frame 18. One end of one of the transmission shafts close to the outer side is fixedly sleeved with a rotating rod 16 vertical to the transmission shaft. The swing motor 13 is fixed on the top of the frame plate I3, a connecting rod 15 perpendicular to the output shaft is eccentrically and rotatably arranged on the output shaft, and the connecting rod 15 can vertically rotate relative to the output shaft of the swing motor 13. The swing motor 13 is fixed at the top of the table body of the boss 27 through screws, so that the swing motor 13 can be conveniently mounted and dismounted, and the top of the table body of the boss 27 is provided with a plurality of heat dissipation holes (not marked), so that the swing motor 13 can conveniently dissipate heat at the working process. The other end of the connecting rod 15 is rotatably connected with the other end of the rotating rod 16. The connecting rod 15 is rotatably connected with the rotating rod 16 through a pin shaft. An output shaft of the swing motor 13 drives the connecting rod 15 to swing, the connecting rod 15 drives the rotating rod 16 to swing left and right, and the hanging rod 17 keeps synchronous motion with the rotating rod 16 through the transmission shaft, so that the plurality of sand blasting guns 2 on the mounting frame 18 swing left and right.

The mounting rack 18 can drive the sand-blasting gun 2 to perform sand-blasting activities with full left and right coverage. The mounting rack 18 comprises two synchronizing rods 20, two cross rods 21, six longitudinal rods 22 and a plurality of vertical rods 23, wherein the two synchronizing rods 20 are respectively movably arranged between the two transversely arranged suspension rods 17, and two ends of each synchronizing rod 20 are respectively fixed on the rod walls of the two transversely arranged corresponding suspension rods 17 through screws, so that the four suspension rods 17 can synchronously move.

The two ends of each cross rod 21 are respectively inserted and fixed at the bottoms of the corresponding two suspension rods 17, the six longitudinal rods 22 are distributed at the bottoms of the two cross rods 21 at equal intervals, and at least three vertical rods 23 used for hanging the sand blasting gun 2 are inserted and fixed on each longitudinal rod 22. In this embodiment, a sand blasting gun 2 can be installed at the bottom of each upright 23. The sand blasting angle of the sand blasting gun 2 on the upright rod 23 can be correspondingly adjusted according to actual needs.

The screw rod assembly comprises a frame 24, a screw rod shaft 25 and two guide sliding rods 26, the frame 24 is fixed between the corresponding folded edge 5 and the frame plate I3, the screw rod shaft 25 is vertically arranged in the frame 24, and the top of the screw rod shaft 25 penetrates through the frame body extending out of the frame 24 and then is fixedly sleeved with the bevel gear I9. Two guide slide bars 26 are arranged in parallel relative to each other in the frame 24 on both sides of the screw shaft 25. The movement of the movable base 6 on the screw shaft 25 can be limited by the guide slide 26.

The seat body of the movable seat 6 is provided with a threaded hole (not shown) in threaded fit with the screw shaft 25, and the seat body of the movable seat 6 is provided with a slide hole (not shown) in sliding fit with the guide slide bar 26.

The utility model discloses a theory of operation specifically does, during the use, when needs are according to product specification adjustment sand blasting gun 2 height, control driving motor 7's output shaft drives worm wheel 11 rotatory, worm wheel 11 drives worm 12 and rotates, worm 12 drives two 10 rotations of awl tooth, two 10 of awl tooth drive lead screw axle 25 rotations through its and the meshing effect between 9 of awl tooth, make lead screw axle 25 and the screw hole of removing seat 6 screw thread interaction, and under two guide slide bar 26's limiting displacement, make frame plate one 3, two 4 relative frames of frame plate go up and down in vertical direction, realize transferring simultaneously that a plurality of sand blasting guns 2 that hang on the mounting bracket 18 and the relative height between the product put.

It is worth mentioning that, when adjusting the 2 height of sand blasting gun, can keep sand blasting gun 2 to sway in step, sways the output shaft of motor 13 promptly and drives the swing of connecting rod 15, and connecting rod 15 drives bull stick 16 horizontal hunting, and jib 17 passes through the transmission shaft and keeps synchronous motion with bull stick 16 for a plurality of sand blasting gun 2 horizontal hunting on the mounting bracket 18, thereby guarantee the sandblast machining efficiency of ink jet printer to the product.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. a spray mill of adjustable spray gun, is characterized in that, comprises:

frame;

at least one sandblasting gun;

an elevating mechanism, provided on the frame, for adjusting the height of at least one of the sandblasting guns; and

A rocking mechanism, which is arranged on the frame, is used to drive at least one of the sandblasting guns to swing back and forth.

2 . The spray mill with adjustable spray gun according to claim 1 , wherein the lifting mechanism comprises one frame plate, two second frame plates and two screw assemblies, and at least one of the sandblasting guns is hoisted. 3 . placed on the bottom of the first shelf; the top of the first shelf is relatively fixed with two shelf two perpendicular to the first shelf, and the tops of the two shelf two are horizontally folded outwards to form Folded edges, a screw assembly is fixed between each of the folded edges and the frame plate, each of the screw assemblies is provided with a movable seat matched with its screw shaft, and the bottoms of the two movable seats are They are respectively supported and fixed on the corresponding frame bodies of the frame.

3. The spray mill with adjustable spray gun according to claim 2, wherein the lifting mechanism further comprises a drive motor and a reversing assembly, the drive motor is The reversing assembly includes a gear box, a first bevel tooth, a second bevel tooth, a worm wheel, and a worm. The bevel teeth are sleeved and fixed on the screw shaft of the screw assembly, the two bevel teeth are sleeved and fixed on one end of the worm, and the worm gear is sleeved and fixed on the output shaft of the drive motor, and is connected with the The other end of the worm is matched with the rod wall.

4. The spray mill with adjustable spray gun according to claim 3, characterized in that, the rocking mechanism comprises a rocking motor, a fixed plate, a connecting rod, a rotating rod, four hanging rods and a device for installing at least one of the For the mounting frame of the sandblasting gun, the plate body of the fixing plate is relatively embedded with four axle seats, the insides of the four axle seats are installed with bearings, and the inner rings of the four bearings are clamped and fixed with Transmission shafts, one end of each transmission shaft close to the inner side is respectively vertically inserted with the tops of the four suspension rods; the bottoms of the four suspension rods are all fixed on the mounting frame; one of the transmission shafts The end close to the outer side is sleeved and fixed with a rotating rod perpendicular to it; the swing motor is fixed on the top of the frame plate 1, and a connecting rod perpendicular to it is eccentrically rotated on the output shaft, and the other side of the connecting rod is One end is rotatably connected with the other end of the rotating rod.

5. The spray mill with adjustable spray gun according to claim 4, wherein the mounting frame comprises two synchronizing rods, two transverse rods, and six longitudinal rods, and the two synchronizing rods are respectively movably arranged on the Between the two horizontally arranged booms, the two ends of each of the horizontal rods are inserted and fixed at the bottom of the corresponding two booms respectively, and the six vertical rods are equally spaced at the bottom of the two horizontal rods. At least three vertical rods for hanging the sandblasting gun are inserted and fixed on the vertical rod.

6 . The spray mill with adjustable spray gun according to claim 3 , wherein the screw assembly comprises a frame, a screw shaft, and two guide sliding rods, and the frame is fixed on the corresponding folded edge and the frame. 7 . Between the first plates, the screw shaft is vertically arranged in the frame, and the two guide sliding rods are arranged in the frame on both sides of the screw shaft relatively parallel.

7 . The spray mill with adjustable spray gun according to claim 6 , wherein the base body of the movable seat is provided with a threaded hole that is threaded with the screw shaft, and the base body of the movable seat is provided with a threaded hole. 8 . A sliding hole that is slidably matched with the guide sliding rod is opened on the upper part.