CN213225751U

CN213225751U - Sand blasting device

Info

Publication number: CN213225751U
Application number: CN202021870177.4U
Authority: CN
Inventors: 杨景波
Original assignee: Shaanxi Sanyuan Zhengtai Forging Co ltd
Current assignee: Shaanxi Sanyuan Zhengtai Forging Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-18
Anticipated expiration: 2030-08-31

Abstract

The utility model relates to a sand blasting unit relates to sand blasting unit's field, and it includes box, sandblast subassembly, drive assembly and two sets of centre gripping subassemblies, the sandblast subassembly with the box is connected, drive assembly is used for the drive the sandblast subassembly motion, the centre gripping subassembly includes connecting seat, two-way screw rod, motor and two grip blocks, the connecting seat with box fixed connection, two-way screw rod with the connecting seat rotates to be connected, the motor with two-way screw rod is connected, one the grip block correspond with a screw thread section threaded connection of two-way screw rod, the grip block is along being on a parallel with the axis direction of two-way screw rod with connecting seat sliding connection, two sets up the axis of two-way screw rod in the centre gripping subassembly is perpendicular. This application can improve the clearance effect to workpiece surface.

Description

Sand blasting device

Technical Field

The utility model relates to a sand blasting unit's field especially relates to a sand blasting unit.

Background

The sand blasting is a process of cleaning and coarsening the surface of a workpiece by utilizing the impact action of high-speed sand flow, during sand blasting, sand materials in a raw material box are sprayed to the surface of the workpiece through a sand blasting gun, and the sand materials and the surface of the workpiece are in friction collision, so that the surface of the workpiece can be polished.

The chinese patent with application number 201820909385.7 announces a sand blasting unit for carry out surface treatment to the work piece, sand blasting unit includes a frame, is fixed in a pair of direction platform in the frame, for the work piece rotation provide power a power device, along a gliding sand blaster of direction platform, a fastener for fastening the work piece, the frame includes a frame, the frame is formed by a plurality of billet and a plurality of steel sheet equipment, power device is including a motor, a shaft coupling, a belt seat bearing and a chuck that connect gradually, the belt seat bearing is fixed in on the inboard steel sheet of frame, sand blaster is located the top of work piece, sand blaster is including can be along the gliding of direction platform and be located a dust hood of movable plate below, a sandblast entry is seted up to the movable plate on the movable plate. When the device is used, one end of a workpiece is fixed with the chuck, the other end of the workpiece is fixed with the fastening device, and sand is sprayed to the workpiece through the sand blasting port, so that the surface of the workpiece can be treated.

In view of the above-mentioned related art, the inventor thinks that there is the defect that when the workpiece needs to be subjected to more comprehensive sand blasting, because the chuck and the fastening device clamp the material, the clamped part of the material is difficult to clean, resulting in poor cleaning effect on the workpiece.

SUMMERY OF THE UTILITY MODEL

In order to improve the clearance effect to the work piece surface, this application provides a sand blasting unit.

The application provides a sand blasting unit adopts following technical scheme:

the utility model provides a sand blasting device, includes box, sandblast subassembly, drive assembly and two sets of centre gripping subassemblies, the sandblast subassembly with the box is connected, drive assembly is used for the drive sandblast subassembly motion, the centre gripping subassembly includes connecting seat, two-way screw rod, motor and two grip blocks, the connecting seat with box fixed connection, two-way screw rod with the connecting seat rotates to be connected, the motor with two-way screw rod is connected, one the grip block correspond with a screw thread section threaded connection of two-way screw rod, the grip block along being on a parallel with the axis direction of two-way screw rod with connecting seat sliding connection is two sets of the axis of two-way screw rod in the centre gripping subassembly sets up perpendicularly.

Through adopting above-mentioned technical scheme, during the operation, press from both sides the work piece with the centre gripping subassembly, the centre gripping subassembly presss from both sides the back with the work piece clamp, drive assembly drives the sandblast subassembly and carries out sand blasting treatment to the work piece surface, at the sandblast in-process, at first press from both sides the work piece by a set of centre gripping subassembly, after handling a period to the work piece, press from both sides the work piece by another set of centre gripping subassembly, another set of centre gripping subassembly presss from both sides the back first set of centre gripping subassembly alright unclamp the work piece, later repeat the above-mentioned operation flow of pressing from both sides tight operation, alright with more thorough with the clearance of work piece surface at the sandblast.

Optionally, the clamping assembly further includes a plurality of clamping bars, the clamping bars are fixedly connected to each of the clamping blocks and close to one side wall of the other clamping block, the clamping bars on the side walls of the clamping blocks are provided with a plurality of clamping bars, and a gap is formed between the adjacent clamping bars on each clamping block.

By adopting the technical scheme, when the workpiece is clamped by the clamping assembly, the workpiece is clamped by the clamping rod, the clamping rod can clamp the workpiece in a point-shaped clamping mode, the clamping area of the workpiece is further reduced, and in addition, the gap can be convenient for the sand to pass through, so that the surface of the workpiece can be more uniformly treated.

Optionally, one end of the material clamping rod, which is far away from the clamping block, is fixedly connected with a plurality of auxiliary material clamping blocks.

Through adopting above-mentioned technical scheme, set up supplementary clamp material piece, can guarantee that the clearance is enough the increase is to the tight region of clamp of work piece, can be with more firm of work piece centre gripping.

Optionally, one end of the auxiliary material clamping block, which is far away from the material clamping rod, is fixedly connected with a flexible pad.

Through adopting above-mentioned technical scheme, when the flexible pad contacted with the work piece surface, by the clamp material piece with the flexible pad clamp tightly between work piece and clamp material piece, the flexible pad alright with the work piece surface fully contact to can be with the more firm of work piece surface centre gripping.

Optionally, the sandblast subassembly includes raw materials case, conveying pipe and sandblast gun, conveying pipe one end with raw materials case intercommunication other end with sandblast gun intercommunication, sandblast gun with drive assembly is connected.

Through adopting above-mentioned technical scheme, when the sandblast subassembly carries out the sandblast operation to the work piece, the sand blasting gun takes the sand material in the raw material tank out through the conveying pipe to spout the sand material to the sandblast gun in, can be convenient for swiftly nimble handle the work piece surface through setting up the sandblast gun.

Optionally, the outer wall of the material clamping rod is fixedly connected with a first electromagnet.

Through adopting above-mentioned technical scheme, when polishing iron workpiece surface, with first electro-magnet circular telegram, the iron fillings that workpiece surface was polished out alright attach to first electro-magnet on, reducible iron fillings backward flow to workpiece surface to can make the sand material polish clear cleaner thoroughly to workpiece surface.

Optionally, the side wall of the inner cavity of the box body is fixedly connected with a second electromagnet.

By adopting the technical scheme, in the using process, the second electromagnet is electrified, the iron chips ground on the surface of the iron workpiece can be adsorbed by the second electromagnet, after the workpiece is ground, an operator can clean sand falling on the bottom wall of the inner cavity of the box body, then the second electromagnet is powered off, the iron chips on the side wall of the inner cavity of the box body can fall off, and the operator can collect the iron chips falling on the bottom wall of the inner cavity of the box body; through setting up the second electro-magnet operating personnel of being convenient for carry out categorised collection to sand material and iron fillings for sand material can carry out secondary reuse.

Optionally, a visible window is formed in the side wall of the box body, and a transparent plate is fixedly connected to the visible window.

Through adopting above-mentioned technical scheme, at the in-process of polishing, the condition of polishing to the work piece can be observed to the visual window of operation personnel accessible.

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

1. the workpiece is clamped by the two groups of clamping assemblies, so that different parts of the workpiece can be polished more uniformly, and the surface of the workpiece can be cleaned and polished more cleanly and thoroughly;

2. the sand material can conveniently reach the surface of the workpiece through the gap by arranging the material clamping rod, so that the surface of the workpiece can be treated more cleanly;

3. through setting up first electro-magnet with iron fillings absorption, can prevent iron fillings backward flow to workpiece surface, can be with workpiece surface treatment's cleaner.

Drawings

FIG. 1 is a schematic structural diagram of a box body according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a first linear motor, a second linear motor and an industrial robot according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a clamping assembly according to an embodiment of the present application.

Description of reference numerals: 1. a box body; 11. a visible window; 12. a second electromagnet; 13. a feed inlet; 14. a box door; 21. a first linear motor; 211. a first guide table; 212. a first carrier stage; 22. a second linear motor; 221. a second guide table; 222. a second carrier table; 23. an industrial robot arm; 231. a rotary table; 232. a rotating frame; 233. a large arm; 234. a connecting arm; 235. a small arm; 236. a claw disk; 3. a sandblasting assembly; 31. a raw material tank; 32. a feed pipe; 33. a sand blasting gun; 4. a clamping assembly; 41. a connecting seat; 411. a chute; 42. a bidirectional screw; 43. a motor; 44. a clamping block; 45. a material clamping rod; 451. a first electromagnet; 452. auxiliary material clamping blocks; 453. a flexible pad; 46. connecting columns.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses sand blasting unit. Referring to fig. 1, a sand blasting apparatus includes a box 1, a driving assembly, a sand blasting assembly 3, and two sets of clamping assemblies 4.

Referring to fig. 1, visual window 11 has been seted up to 1 lateral wall of box, the 11 inner walls of visual window pass through screw fixedly connected with transparent plate, the material of transparent plate is colorless transparent toughened glass in this embodiment, 1 inner chamber lateral wall of box passes through screw fixedly connected with second electro-magnet 12, second electro-magnet 12 can communicate with the power, feed inlet 13 has been seted up to 1 lateral wall of box, 1 outer wall of box is equipped with chamber door 14 in feed inlet 13 department, 14 lateral walls of chamber door and box 1 can dismantle fixed connection through hasp and 1 outer wall of box through another lateral wall of hinge.

Referring to fig. 1 and 2, the driving assembly includes a first linear motor 21, a second linear motor 22, and an industrial robot 23; the first linear motor 21 comprises a first guide table 211 and a first bearing table 212, the first bearing table 212 is connected with the first guide table 211 in a sliding manner, and the first guide table 211 is fixedly connected with the bottom wall of the inner cavity of the box body 1 through screws; the second linear motor 22 comprises a second guide table 221 and a second bearing table 222, the second bearing table 222 is connected with the second guide table 221 in a sliding mode, the second guide table 221 is fixedly connected with the first bearing table 212 through screws, the guide directions of the first guide table 211 and the second guide table 221 are both horizontally arranged, and the guide direction of the first guide table 211 is perpendicular to the guide direction of the second guide table 221; the industrial robot 23 includes a rotary table 231, a rotary frame 232, a large arm 233, a connecting arm 234, a small arm 235, and a gripper disc 236; the rotary table 231 is fixedly connected with the second bearing table 222 through screws, the rotary frame 232 is rotatably connected with the rotary table 231, the rotating axis of the rotary frame 232 is vertical, one end of the large arm 233 is hinged with the rotary frame 232, the other end of the large arm 233 is hinged with the connecting arm 234, the small arm 235 is rotatably connected with the connecting arm 234, and the claw disc 236 is hinged with the small arm 235.

Referring to fig. 1 and 2, the sandblast assembly 3 includes raw material tank 31, feeding pipe 32 and sandblast gun 33, and raw material tank 31 locates the box 1 outside, and box 1 and raw material tank 31 welding, and feeding pipe 32 one end and raw material tank 31 intercommunication other end pass box 1 lateral wall and sandblast gun 33 intercommunication, and sandblast gun 33 passes through screw fixed connection with claw disc 236.

Referring to fig. 1 and 3, the clamping assembly 4 includes a connecting seat 41, a bidirectional screw 42, a motor 43, two clamping blocks 44, and a plurality of clamping rods 45; the connecting seat 41 is in a concave shape, a connecting column 46 is welded between the top wall of the connecting seat 41 and the top wall of the inner cavity of the box body 1, the end part of the bidirectional screw rod 42 is rotatably connected with the side wall of the connecting seat 41, the motor 43 is a servo motor, a motor shell of the motor 43 is fixedly connected with the side wall of the connecting seat 41 through screws, and an output shaft of the motor 43 is coaxially and fixedly connected with the screw rod through a coupler; the bottom wall of the connecting seat 41 is provided with a sliding groove 411 along the direction parallel to the axial line of the bidirectional screw 42, the clamping block 44 is in threaded connection with different thread sections of the bidirectional screw 42, and one end of the clamping block 44 extends into the sliding groove 411 and can slide along the sliding groove 411; the axes of the two-way screws 42 in the two sets of clamping assemblies 4 are horizontally arranged, and the axes of the two-way screws 42 in the two sets of clamping assemblies 4 are perpendicular to each other.

Referring to fig. 3, the outer wall of the material clamping bar 45 is fixedly connected with a first electromagnet 451 through a screw, the first electromagnet 451 can be communicated with a power supply, the material clamping bar 45 is welded on one side wall of each clamping block 44 close to the other clamping block 44, the material clamping bar 45 on the side wall of each clamping block 44 is provided with a plurality of material clamping bars 45, in this embodiment, 5 material clamping bars 45 are welded on the side wall of each clamping block 44, and a gap is formed between the adjacent material clamping bars 45 on each clamping block 44. A plurality of auxiliary material clamping blocks 452 are welded at one end, away from the clamping block 44, of each material clamping rod 45, 5 auxiliary material clamping blocks 452 are welded at one end, away from the clamping block 44, of each material clamping rod 45, the 5 auxiliary material clamping blocks 452 are uniformly distributed along the axis of the clamping block 44, each auxiliary material clamping block 452 inclines towards the outer side of the material clamping rod 45 along the direction away from the material clamping rod 45, a flexible pad 453 is fixedly bonded at one end, away from the material clamping rod 45, of each auxiliary material clamping block 452 through glue, and the flexible pad 453 is made of soft silica gel in the embodiment.

The implementation principle of the sand blasting device in the embodiment of the application is as follows: during operation, the box door 14 is opened firstly, a workpiece is placed in the box body 1, the workpiece is clamped by the group of clamping components 4, the box door 14 is closed after the workpiece is clamped by the first group of clamping components 4, and then the sand blasting operation can be carried out on the workpiece.

When the workpiece is subjected to sand blasting operation, the sand blasting gun 33 extracts sand in the raw material box 31 and sprays the sand to the surface of the workpiece, and in the process, the first electromagnet 451 and the second electromagnet 12 are both communicated with a power supply and can adsorb the grinded scrap iron; when the surface of the workpiece is subjected to sand blasting, the driving assembly can drive the sand blasting gun 33 to perform sand blasting on the workpiece at different angles, and in the sand blasting process, the second group of clamping assemblies 4 and the first group of clamping assemblies 4 alternately clamp the workpiece, so that the surface of the workpiece can be uniformly treated by the sand blasting gun 33.

When the clamping assembly 4 clamps a workpiece, the motor 43 drives the bidirectional screw rod 42 to rotate, and here, because the sliding groove 411 has a guiding effect on the clamping block 44, when the bidirectional screw rod 42 rotates, the clamping block 44 can rotate relative to the bidirectional screw rod 42, the clamping block 44 slides along the axial direction parallel to the bidirectional screw rod 42 while rotating relative to the bidirectional screw rod 42, and when the two clamping blocks 44 move in opposite directions, the workpiece is clamped; when the workpiece is loosened, the motor 43 drives the bidirectional screw 42 to rotate in the opposite direction, so as to drive the two clamping blocks 44 to move towards the side away from each other, and when the two clamping blocks 44 move towards the side away from each other, the workpiece is loosened.

When drive assembly drives sandblast gun 33 and moves, rotary table 231 can drive swivel mount 232 and do the vertical rotation of axis, big arm 233 can follow swivel mount 232 and articulate in vertical direction, the connecting rod can be followed big arm 233 and be further articulated motion, big arm 233 can be followed to forearm 235 and rotate, forearm 235 can be followed to the while, consequently, when each part among the drive assembly moves, alright drive the omnidirectional motion of claw dish 236, drive sandblast gun 33 synchronous motion when claw dish 236 omnidirectional motion.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A sand blasting device is characterized in that: comprises a box body (1), a sand blasting component (3), a driving component and two groups of clamping components (4), the sand blasting component (3) is connected with the box body (1), the driving component is used for driving the sand blasting component (3) to move, the clamping component (4) comprises a connecting seat (41), a bidirectional screw rod (42), a motor (43) and two clamping blocks (44), the connecting seat (41) is fixedly connected with the box body (1), the bidirectional screw rod (42) is rotationally connected with the connecting seat (41), the motor (43) is connected with the bidirectional screw rod (42), one clamping block (44) is correspondingly in threaded connection with one threaded section of the bidirectional screw rod (42), the clamping blocks (44) are in sliding connection with the connecting seats (41) along the direction parallel to the axis of the bidirectional screw rods (42), and the axes of the bidirectional screw rods (42) in the two groups of clamping assemblies (4) are arranged vertically.

2. A blasting apparatus as claimed in claim 1, wherein: the clamping assembly (4) further comprises a plurality of clamping rods (45), the clamping rods (45) are fixedly connected to each clamping block (44) and close to one side wall of the other clamping block (44), the clamping rods (45) on the side walls of the clamping blocks (44) are provided with a plurality of clamping rods, and a gap is formed between every two adjacent clamping rods (45) on each clamping block (44).

3. A blasting apparatus as claimed in claim 2, wherein: one end of the material clamping rod (45) far away from the clamping block (44) is fixedly connected with a plurality of auxiliary material clamping blocks (452).

4. A blasting apparatus as claimed in claim 3, wherein: and a flexible pad (453) is fixedly connected to one end, far away from the material clamping rod (45), of the auxiliary material clamping block (452).

5. A blasting apparatus as claimed in claim 1, wherein: sandblast subassembly (3) include former feed box (31), conveying pipe (32) and sand blasting gun (33), conveying pipe (32) one end with former feed box (31) intercommunication other end with sand blasting gun (33) intercommunication, sand blasting gun (33) with drive assembly connects.

6. A blasting apparatus as claimed in claim 2, wherein: the outer wall of the material clamping rod (45) is fixedly connected with a first electromagnet (451).

7. A blasting apparatus as claimed in claim 1, wherein: and the side wall of the inner cavity of the box body (1) is fixedly connected with a second electromagnet (12).

8. A blasting apparatus as claimed in claim 1, wherein: the side wall of the box body (1) is provided with a visible window (11), and a transparent plate is fixedly connected to the visible window (11).