CN212706238U

CN212706238U - Sand blasting unit for precision machining

Info

Publication number: CN212706238U
Application number: CN202021251666.1U
Authority: CN
Inventors: 朱宁伟; 李金耀; 丁先点; 刘国栋; 张泽刚
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-03-16
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a sand blasting unit for precision machining relates to sand blasting unit technical field. The utility model discloses a structure includes box, shower nozzle, conveyer, a motor, No. two motors, electric putter, inserts post, fagging, folding rod, cylinder, the cuboid cavity is the working chamber in the box, the shower nozzle sets up on the top lateral wall of working chamber, conveyer installs in the horizontal breach through-hole of lateral wall before the box, be fixed with a plurality of supports on the conveyer, a motor is fixed in the support bottom, a motor rotor and No. two motor fixed connection, No. two motor rotor and electric putter fixed connection, insert the post top and fix in the electric putter bottom, the fagging sets up in inserting post outer wall recess, folding rod sets up in the inner chamber of inserting the post, folding rod bottom and fagging are connected the top and are connected with the cylinder. The utility model discloses can get the material returned automatically, and semi-enclosed working chamber can prevent that sand from splashing.

Description

Sand blasting unit for precision machining

Technical Field

The utility model relates to a sand blasting unit technical field especially relates to a sand blasting unit for precision machining.

Background

Sandblasting is a process of cleaning and roughening the surface of a substrate by the impact action of a high-velocity stream of sand. Compressed air is used as power to form a high-speed spray beam to spray the spray material to the surface of a workpiece to be treated at a high speed, so that the appearance or the shape of the outer surface of the workpiece is changed. The sand blasting device in the prior art does not have an automatic material taking and returning device, is only used for processing large parts, and is not suitable for processing small parts.

Accordingly, one skilled in the art provides a subject to solve the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the sand blasting device of overcoming prior art does not have the automatic material returned device of getting, only with and to large-scale parts machining, unsuitable to little parts machining.

In order to solve the above technical problems, the utility model provides a sand blasting device for precision machining, which comprises,

the box body is of a cuboid shell structure, a cuboid cavity in the box body is a working cavity, a spray head and a supporting and moving device are installed in the working cavity, and the box body plays a role in supporting and protecting;

the sprayer is arranged on the top side wall of the working cavity and is connected with a high-pressure air pump and a sand box outside the box body, sand in the sand box is pumped into the sprayer by the high-pressure air pump, and the sprayer sprays sand onto the part to enable the surface of the part to be sunken to form a frosted surface;

the supporting and moving device structurally comprises a first conveying device, wherein the first conveying device structurally comprises a driving wheel, a driven wheel, a motor and a conveying belt, the first conveying device is installed in a transverse notch through hole in the front side wall of the box body, a plurality of supports are fixed on the conveying belt, and the first conveying device drives the supports to rotate around the front side wall of the box body in an extending mode; the first motor is provided with a plurality of motors which are respectively fixed at the bottom ends of a plurality of brackets, the left end of a rotor of each first motor is fixed with a power shaft through a coupler, the front end of each power shaft is fixed with a second motor, and the first motor drives the power shaft to rotate to drive the second motor to rotate; the motor II is characterized in that a power shaft is fixed at the bottom end of a rotor of the motor II through a coupler, an electric push rod is fixed at the bottom end of the power shaft, and the motor II drives the power shaft to rotate to drive the electric push rod to rotate; the bottom end of a telescopic rod of the electric push rod is fixedly provided with a material taking device, and the electric push rod drives the material taking device to move up and down;

the material taking device structurally comprises an inserting column, wherein the inserting column is of a cylindrical structure, a cylindrical cavity is arranged in the inserting column and is an inner cavity, the top end of the inserting column is fixed at the bottom end of an electric push rod, a folding rod and an air cylinder are arranged in the inner cavity, and the inserting column is inserted into a central through hole of a part; the supporting plates are arc-shaped plate structures, two supporting plates are respectively a first supporting plate and a second supporting plate and are respectively arranged in grooves on the left side wall and the right side wall of the inserting column, and the first supporting plate and the second supporting plate move reversely to extend out of the wall of the inserting column and abut against the wall of the central through hole of the part, so that the inserting column and the part can be fixed; the folding rod is of an inverted Y-shaped structure, two bottom ends of the folding rod respectively penetrate through holes in the left side wall and the right side wall of the inner cavity to be connected with the inner side walls of the first supporting plate and the second supporting plate, and when a main branch on the upper part of the folding rod moves downwards, the included angle between the two branches at the bottom is enlarged, so that the first supporting plate and the second supporting plate are pushed to move reversely to extend out of the wall of the jack; the cylinder is fixed at the top end of the inner cavity, the bottom end of a telescopic rod of the cylinder is fixedly connected with the top end of the folding rod main branch, and the cylinder extends to drive the folding rod main branch to move downwards.

As a further aspect of the present invention: the front ends of the left side wall and the right side wall of the box body are respectively provided with a rectangular through hole as a conveying window, when the conveying device conveys the bracket and the bracket bottom structure to rotate, the bracket and the bracket bottom structure in front of the conveying belt can enter the working cavity from the right side conveying window, and the bracket bottom structure behind the conveying belt can exit the working cavity from the left side conveying window.

As a further aspect of the present invention: the bottom of the left side wall of the working cavity is provided with a rectangular through hole which is a sand outlet, and the sand outlet is convenient for clearing sand accumulated in the working cavity.

As a further aspect of the present invention: the glass window is arranged in the rectangular through hole in the upper portion of the front side wall of the box body, the glass window is convenient for observing the operation of the device in the working cavity, and the sprayed sand can be prevented from splashing.

As a further aspect of the present invention: four corners of the side wall of the bottom of the box body are respectively provided with a universal self-locking wheel, and the universal self-locking wheels are convenient for the box body to move.

As a further aspect of the present invention: install control panel in the lateral wall left part recess before the box, control panel passes through the wire and is connected with electric putter, motor, cylinder, control panel is as man-machine interaction structural plane, the controlgear operation of being convenient for.

As a further aspect of the present invention: be fixed with conveyer No. two on the preceding lateral wall of box, conveyer structure No. two includes motor, action wheel, follows driving wheel and conveyer belt, the conveying has the part on the conveyer belt, electric putter when extension, can drive and insert in the post inserts the part center through-hole on the conveyer belt.

As a further aspect of the present invention: the control panel adopts a micro numerical control M2P high-layout motion controller, has 24-path input and 18-path output, can control 1-6 axes, and is suitable for motion control of complex equipment.

The utility model has the advantages that:

(1) the utility model is provided with a supporting and moving device, an electric push rod contracts to drive an inserting column to move upwards, the inserting column lifts parts, a first conveying device operates to drive a bracket and a bracket bottom part to rotate anticlockwise around the front wall of a box body, and the bracket bottom part enter a working cavity from a right conveying window; a motor drive power shaft drives No. two motors and electric putter and rotates ninety degrees, makes electric putter place at the level, and a conveyer drives electric putter and removes under the shower nozzle, and the shower nozzle sprays the grit to the part surface outside inserting the post, and No. two motor drive power shafts drive electric putter simultaneously and rotate, and electric putter drives and inserts the post and the part rotates, and the part rotates and makes the shower nozzle evenly spray the part surface with the sand. The utility model discloses can be to the even sandblast in spare part surface.

(2) The utility model discloses set up extracting device, place the part earlier on No. two conveyer's conveyer belt top surface left end, No. two conveyer convey the part to the right side, when the part moved the conveyer belt top surface right-hand member, electric putter extends the drive and inserts in the post downstream inserts part center through-hole, the cylinder extends the drive and rolls over pole principal branch downstream, make two branches in the folding rod bottom open, two branches promote a fagging and No. two fagging backward movement and lean out the pin wall, a fagging and No. two faggings support on part center through-hole wall, it is fixed with the part to make the pin. The utility model discloses can get material returned material automatically.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a right side sectional view of the present invention;

fig. 3 is a cross-sectional view of the stake.

Wherein: the device comprises a box body 10, a working cavity 11, a conveying window 12, a sand outlet 13, a glass window 14, a control panel 15, a universal self-locking wheel 16, a first conveying device 20, a support 21, a first motor 22, a second motor 23, an electric push rod 24, an inserting column 25, an inner cavity 26, an air cylinder 27, a folding rod 28, a first supporting plate 29, a second supporting plate 30, a second conveying device 32, a part 33 and a spray head 35.

Detailed Description

The sandblast apparatus for precision machining provided in this embodiment has a structure as shown in fig. 1-3, including,

the box body 10 is of a cuboid shell structure, a cuboid cavity in the box body 10 is a working cavity, a spray head 34 and a supporting and moving device are installed in the working cavity 11, and the box body 10 plays a role in supporting and protecting;

the spray head 34 is arranged on the top side wall of the working cavity 11, the spray head 34 is connected with a high-pressure air pump and a sand box outside the box body 10, sand in the sand box is pumped into the spray head 34 by the high-pressure air pump, and the spray head 34 sprays the sand onto the part 33, so that the surface of the part 33 is sunken to form a frosted surface;

the supporting and moving device structurally comprises a first conveying device 20, wherein the first conveying device 20 structurally comprises a driving wheel, a driven wheel, a motor and a conveying belt, the first conveying device 20 is installed in a transverse notch through hole in the front side wall of the box body 10, a plurality of supports 21 are fixed on the conveying belt, and the first conveying device 20 drives the supports 21 to rotate around the front side wall of the box body 10 in an extending mode; the first motor 22, a plurality of the first motors 22 are respectively fixed at the bottom ends of the plurality of brackets 21, the left end of the rotor of each first motor 22 is fixed with a power shaft through a coupler, the front end of each power shaft is fixed with a second motor 23, and the first motor 22 drives the power shaft to rotate to drive the second motor 23 to rotate; the motor 23 II, a power shaft is fixed at the bottom end of a rotor of the motor 23 II through a coupler, an electric push rod 24 is fixed at the bottom end of the power shaft, and the motor 23 II drives the power shaft to rotate to drive the electric push rod 24 to rotate; the material taking device is fixed at the bottom end of a telescopic rod of the electric push rod 24, and the electric push rod 24 drives the material taking device to move up and down;

the material taking device structurally comprises an inserting column 25, wherein the inserting column 25 is of a cylindrical structure, a cylindrical cavity is arranged in the inserting column 25 and is an inner cavity 26, the top end of the inserting column 25 is fixed at the bottom end of an electric push rod 24, a folding rod 28 and an air cylinder 27 are arranged in the inner cavity 26, and the inserting column 25 is inserted into a central through hole of a part 33; the supporting plates are arc-shaped plate structures, two supporting plates are respectively a first supporting plate 29 and a second supporting plate 30 and are respectively arranged in grooves on the left side wall and the right side wall of the plug-in post 25, the first supporting plate 29 and the second supporting plate 30 move reversely to extend out of the wall of the plug-in post 25 and abut against the wall of a central through hole of the part 33, so that the plug-in post and the part 33 can be fixed; the folding rod 28 is of an inverted Y-shaped structure, two bottom ends of the folding rod 28 respectively penetrate through holes in the left side wall and the right side wall of the inner cavity 26 to be connected with the inner side walls of the first supporting plate 29 and the second supporting plate 30, and when a main branch on the upper portion of the folding rod 28 moves downwards, an included angle between the two branches at the bottom is enlarged, so that the first supporting plate 29 and the second supporting plate 30 are pushed to move reversely to extend out of the wall of the plug post 25; the cylinder 27 is fixed at the top end of the inner cavity 26, the bottom end of the telescopic rod of the cylinder 27 is fixedly connected with the top end of the main branch of the folding rod 28, and the cylinder 27 extends to drive the main branch of the folding rod 28 to move downwards.

The front ends of the left side wall and the right side wall of the box body 10 are respectively provided with a rectangular through hole as a conveying window 12, when the first conveying device 20 conveys the bottom structures of the support 21 and the support 21 to rotate, the support 21 and the bottom structure of the support 21 in front of the conveying belt can enter the working cavity 11 from the right side conveying window 12, and the support 21 and the bottom structure of the support 21 behind the conveying belt can exit the working cavity 11 from the left side conveying window 12.

The bottom of the left side wall of the working cavity 11 is provided with a rectangular through hole which is a sand outlet 13, and the sand outlet 13 is convenient for clearing sand accumulated in the working cavity 11.

A glass window 14 is arranged in the rectangular through hole at the upper part of the front side wall of the box body 10, the glass window 14 is convenient for observing the operation of the device in the working cavity 11, and the sprayed sand can be prevented from splashing.

Four corners of the bottom side wall of the box body 10 are respectively provided with a universal self-locking wheel 16, and the universal self-locking wheels 16 are convenient for the box body 10 to move.

Install control panel 15 in the box 10 preceding lateral wall left part recess, control panel 15 passes through the wire and is connected with electric putter 24, motor, cylinder 27, control panel 15 is as man-machine interaction structural plane, the controlgear operation of being convenient for.

Be fixed with conveyer 32 No. two on the preceding lateral wall of box 10, conveyer 32 structure includes motor, action wheel, follows driving wheel and conveyer belt No. two, the conveying has part 33 on the conveyer belt, electric putter 24 when extension, can drive insert post 25 and insert in the conveyer belt part 33 central through hole.

The control panel 15 adopts a micro numerical control M2P high-layout motion controller, the control panel 15 has 24 paths of input and 18 paths of output, can control 1-6 axes, and is suitable for controlling the motion of complex equipment.

The utility model discloses a theory of operation: when in use, the device is connected with an external power supply, the spray head 34 is connected with the high-pressure air pump and the sand box, and the control panel 15 is operated to operate the equipment; firstly, a part 33 is placed on the left end of the top surface of a conveyor belt of a second conveying device 32, the second conveying device 32 conveys the part 33 to the right side, when the part 33 moves to the right end of the top surface of the conveyor belt, an electric push rod 24 extends to drive an insert column 25 to move downwards and insert into a central through hole of the part 33, an air cylinder 27 extends to drive a main branch of a folding rod 28 to move downwards, two branches at the bottom of the folding rod 28 are opened, the two branches push a first supporting plate 29 and a second supporting plate 30 to move reversely to extend out of the wall of the insert column 25, the first supporting plate 29 and the second supporting plate 30 are abutted against the wall of the central through hole of the part 33, and the insert column 25; the electric push rod 24 contracts to drive the inserting column 25 to move upwards, the inserting column 25 lifts the part 33, the first conveying device 20 operates to drive the support 21 and the bottom part of the support 21 to rotate anticlockwise around the front wall of the box body 10, and the support 21 and the bottom part of the support 21 enter the working cavity 11 from the right conveying window 12; a motor 22 drive power shaft drives No. two motors 23 and electric putter 24 and rotates ninety degrees, makes electric putter 24 place at the level, and a conveyer 20 drives electric putter 24 and removes under shower nozzle 34, and the shower nozzle sprays grit to the part 33 surface outside inserting post 25, and No. two motors 23 drive power shaft simultaneously and drive electric putter 24 and rotate, and electric putter 24 drives and inserts post 25 and part 33 and rotate, and part 33 rotates and makes shower nozzle 34 evenly spray the part 33 surface with the sand. The utility model discloses can get the material returned automatically, and semi-enclosed working chamber can prevent that sand from splashing and influence the user healthy.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sand blasting device for precision machining is characterized by comprising,

the box body (10) is of a cuboid shell structure, a cuboid cavity in the box body (10) is a working cavity, a spray head (34) and a supporting and moving device are installed in the working cavity (11), and the box body (10) plays a role in supporting and protecting;

the sprayer (34) is arranged on the top side wall of the working cavity (11), the sprayer (34) is connected with a high-pressure air pump and a sand box outside the box body (10), sand in the sand box is pumped into the sprayer (34) by the high-pressure air pump, and the sprayer (34) sprays the sand onto the part (33) to enable the surface of the part (33) to be sunken to form a frosted surface;

the supporting and moving device structurally comprises a first conveying device (20), the first conveying device (20) structurally comprises a driving wheel, a driven wheel, a motor and a conveying belt, the first conveying device (20) is installed in a transverse notch through hole in the front side wall of the box body (10), a plurality of supports (21) are fixed on the conveying belt, and the first conveying device (20) drives the supports (21) to rotate around the outer extension of the front side wall of the box body (10); the motor (22) is provided with a plurality of motors (22) which are respectively fixed at the bottom ends of the brackets (21), the left end of a rotor of each motor (22) is fixed with a power shaft through a coupler, the front end of each power shaft is fixed with a motor (23) which is the second motor (23), and the motor (22) drives the power shaft to rotate to drive the motor (23) to rotate; the motor II (23), a power shaft is fixed at the bottom end of a rotor of the motor II (23) through a coupler, an electric push rod (24) is fixed at the bottom end of the power shaft, and the motor II (23) drives the power shaft to rotate to drive the electric push rod (24) to rotate; the material taking device is fixed at the bottom end of a telescopic rod of the electric push rod (24), and the electric push rod (24) drives the material taking device to move up and down;

the material taking device structurally comprises an inserting column (25), wherein the inserting column (25) is of a cylindrical structure, a cylindrical cavity is arranged in the inserting column (25) and is an inner cavity (26), the top end of the inserting column (25) is fixed at the bottom end of an electric push rod (24), a folding rod (28) and an air cylinder (27) are arranged in the inner cavity (26), and the inserting column (25) is inserted into a central through hole of a part (33); the supporting plates are arc-shaped plate structures, two supporting plates are respectively a first supporting plate (29) and a second supporting plate (30) and are respectively arranged in grooves of the left side wall and the right side wall of the plug-in post (25), the first supporting plate (29) and the second supporting plate (30) move reversely to extend out of the wall of the plug-in post (25) and abut against the wall of a central through hole of the part (33), and the plug-in post and the part (33) can be fixed; the folding rod (28) is of an inverted Y-shaped structure, two bottom ends of the folding rod (28) respectively penetrate through holes in the left side wall and the right side wall of the inner cavity (26) and are connected with the inner side walls of the first supporting plate (29) and the second supporting plate (30), when a main branch on the upper portion of the folding rod (28) moves downwards, an included angle between the two branches on the bottom is enlarged, and the first supporting plate (29) and the second supporting plate (30) are pushed to move reversely to extend out of the wall of the plug post (25); the air cylinder (27), the air cylinder (27) are fixed on the top of inner chamber (26), the bottom of the telescopic link of air cylinder (27) and the top of the main branch of folding rod (28) are fixed and connected, the air cylinder (27) extends to drive the main branch of folding rod (28) to move downwards.

2. The blasting apparatus for precision machining according to claim 1, wherein: the box body (10) is characterized in that the front ends of the left side wall and the right side wall are respectively provided with a rectangular through hole for a conveying window (12), when the conveying device (20) conveys the support (21) and the bottom structure of the support (21) to rotate, the support (21) and the bottom structure of the support (21) in front of the conveying belt can enter the working cavity (11) from the right side conveying window (12), and the support (21) and the bottom structure of the support (21) in back of the conveying belt can exit the working cavity (11) from the left side conveying window (12).

3. The blasting apparatus for precision machining according to claim 1, wherein: the bottom of the left side wall of the working cavity (11) is provided with a rectangular through hole which is a sand outlet (13), and the sand outlet (13) is convenient for clearing sand accumulated in the working cavity (11).

4. The blasting apparatus for precision machining according to claim 1, wherein: the glass window (14) is arranged in the rectangular through hole in the upper portion of the front side wall of the box body (10), the glass window (14) is convenient for observing the operation of the device in the working cavity (11), and the sprayed sand can be prevented from splashing.

5. The blasting apparatus for precision machining according to claim 1, wherein: four corners of the bottom side wall of the box body (10) are respectively provided with a universal self-locking wheel (16), and the box body (10) can be conveniently moved by the universal self-locking wheels (16).