CN217143602U

CN217143602U - Full-automatic sand blasting machine

Info

Publication number: CN217143602U
Application number: CN202121104317.1U
Authority: CN
Inventors: 郭书军; 张田田
Original assignee: Tianjin Foundry Intelligent Technology Co ltd
Current assignee: Tianjin Foundry Intelligent Technology Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-08-09
Anticipated expiration: 2031-05-21

Abstract

A full-automatic sand blasting machine comprises a lifter (1), a three-stage rotary vibration screen (2), a pressure sand tank (3), a sand returning auger conveyor (4), a large nozzle (5), a small nozzle device (6) and a six-axis industrial robot (7), feeding revolving stage (9), revolving stage driving motor (10), speed reducer (11), preceding frame (13), electrical control cabinet (16), two segmentation cam dividers (46), rocking arm (47), bilateral symmetry is provided with the carousel device that shifts on feeding revolving stage (9), big nozzle (5) and little nozzle device (6) are all connected with pressure sand jar (3) through sand blasting pipe (36), sand return auger conveyer (4) export and lifting machine (1) access connection, lifting machine (1) export and tertiary sieve (2) access connection that shakes soon, tertiary sieve (2) export that shakes soon is connected with pressure sand jar (3). The automatic and efficient sand blasting treatment and the automatic sand recycling of the workpiece are realized.

Description

Full-automatic sand blasting machine

Technical Field

The utility model relates to a sand blasting machine, more specifically the utility model relates to a full-automatic sand blasting machine that says so belongs to industry sand blasting equipment technical field.

Background

The sand blasting process is a process of cleaning and coarsening the surface of a matrix by utilizing the impact action of high-speed sand flow, and adopts compressed air as power to form high-speed spray beams to spray materials (copper ore sand, quartz sand, carborundum, iron sand and Hainan sand) to the surface of a workpiece to be treated at high speed so as to change the appearance or shape of the outer surface of the workpiece surface. The abrasive material has impact and cutting effect on the surface of the workpiece, so that the surface of the workpiece has certain cleanliness and different roughness, and the mechanical property of the surface of the workpiece is improved, thereby improving the fatigue resistance of the workpiece, increasing the adhesive force between the workpiece and a coating, prolonging the durability of a coating, and being beneficial to the leveling and decoration of the coating.

At present, the existing sand blasting equipment needs manual operation, and workers hold a sand blasting nozzle in hand and complete sand blasting operation in a closed space during operation. However, the mode has the disadvantages of severe working environment, high labor intensity of workers, low efficiency during batch production and high production cost; the problems are particularly outstanding when the work piece with a complicated shape, especially the work piece with a deep hole such as a valve body, is subjected to sand blasting cleaning operation.

Disclosure of Invention

An object of the utility model is to provide a full-automatic sand blasting machine to the above-mentioned problem that exists among the prior art.

In order to achieve the above object, the technical solution of the present invention is: a full-automatic sand blasting machine comprises a lifter, a three-level rotary vibrating screen, a pressure sand tank, a sand return auger conveyor, a large nozzle, a small nozzle device, a six-axis industrial robot, a feeding rotary table, a rotary table driving motor, a speed reducer, a front frame, an electric control cabinet, two dividing cam dividers and a rotary arm, wherein the front frame is divided into an upper layer and a lower layer, the large nozzle, the small nozzle device, the six-axis industrial robot and the feeding rotary table are arranged on the upper layer of the front frame, the sand return auger conveyor is arranged on the lower layer of the front frame, an automatic clamp is arranged at the tail end of the six-axis industrial robot, the table surface of the feeding rotary table is a screen surface, the feeding rotary table is symmetrically provided with two rotary table devices, the rotary table driving motor is connected with the speed reducer, the speed reducer is connected with the two dividing cams, the dividing cams are connected with the rotary arm, the rocking arm be connected with the feeding revolving stage, and two carousel devices that shift install on the rocking arm, big nozzle and little nozzle device all are connected with pressure sand jar through the sand blasting pipe, the front frame upper strata in correspond big nozzle and little nozzle device injection region and be the fretwork face, the sand return auger conveyer install in front frame lower floor, be provided with the spigot surface between the upper strata of front frame and the lower floor, the spigot surface be located sand return auger conveyer belt top, sand return auger conveyer export and lifting machine access connection, lifting machine export and tertiary rotary vibrating screen access connection, tertiary rotary vibrating screen export be connected with pressure sand jar, six industrial robot be connected with the electrical control cabinet electricity.

The three-stage rotary vibration screen is characterized in that a sand storage tank is arranged between the three-stage rotary vibration screen and the pressure sand tank, an outlet of the three-stage rotary vibration screen is connected with an inlet of the sand storage tank, and an outlet of the sand storage tank is connected with the pressure sand tank.

The small nozzle device comprises a nozzle driving motor, a rotary small nozzle, a nozzle reducer, a driving gear, a driven gear, a hollow shaft, a connecting flange and a sand blasting pipe interface, wherein the rotary small nozzle is a long and thin hollow pipe, a jet orifice is formed in the top end of the rotary small nozzle, the nozzle driving motor is connected with the nozzle reducer, the nozzle reducer is connected with the driving gear, the driving gear is connected with the driven gear, the driven gear is connected with the hollow shaft in a coaxial and fixed mode, the hollow shaft is connected with the connecting flange in a coaxial and fixed mode, the rotary small nozzle is installed on the end face of the connecting flange, the sand blasting pipe interface is connected with the hollow shaft, and the pressure sand tank is connected with the sand blasting pipe interface through a sand blasting pipe.

The jet orifice of the small rotating nozzle is a small-caliber jet orifice, the jet orifice is arranged along the radial direction, and the axis of the jet orifice is vertical to the axis of the small rotating nozzle.

And the small nozzle device is provided with a positioning clamp.

The shifting turntable device comprises a shifting turntable, a four-division cam divider, a shifting turntable driving motor and a shifting turntable reducer, wherein the shifting turntable driving motor is connected with the shifting turntable reducer, the shifting turntable reducer is connected with the four-division cam divider, the four-division cam divider is connected with the shifting turntable, the shifting turntable is rotatably connected with the feeding turntable, and the shifting turntable and the feeding turntable can rotate relatively.

The front frame is externally provided with a closed housing, the front end of the closed housing is provided with a lifting feeding cabin door and a locking cylinder, the lifting feeding cabin door is connected with the locking cylinder, two sides of the closed housing are provided with cabin door inlet tracks corresponding to the lifting feeding cabin door, and the outer sides of the cabin door inlet tracks are provided with counterweights.

The top of the closed housing is provided with an air inlet, and one side of the closed housing is provided with a dust collecting pipeline.

The pressure sand tank bottom be provided with the flow valve, the electrical control cabinet on be provided with sand flow controller, the flow valve be connected with sand flow controller electricity.

The novel ladder is characterized by further comprising a rear rack, wherein a protective fence is arranged on the periphery of the upper portion of the rear rack, and a ladder stand is arranged on the side face of the rear rack.

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

the utility model can replace manual operation, and workers can complete the original production process only by arranging the workpiece to be processed on the deflection turntable, thereby greatly reducing the labor intensity of people and improving the production efficiency; the operation flow and production parameters of the machine are fixed, and the stability of the production quality is improved. Meanwhile, the automatic efficient sand blasting treatment and the automatic recycling of sand materials of the workpieces with fine deep hole structures such as valve bodies are realized through sand blasting treatment; replaces other expensive processing methods, and reduces the production cost.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of the second embodiment of the present invention.

Fig. 3 is a third perspective view of the present invention.

Fig. 4 is the utility model discloses six industrial robot structural schematic diagrams one.

Fig. 5 is the utility model discloses well six industrial robot structural schematic diagrams two.

Fig. 6 is a schematic structural view of the feeding turntable of the present invention.

Fig. 7 is a schematic structural view of the small and medium nozzle device of the present invention.

Fig. 8 is a cross-sectional view of the small and medium nozzle device of the present invention.

Fig. 9 is a perspective view of the middle and small nozzle device of the present invention.

In the figure: a hoisting machine 1, a three-stage rotary vibration sieve 2, a pressure sand tank 3, a sand return auger conveyor 4, a large nozzle 5, a small nozzle device 6, a six-axis industrial robot 7, an automatic gripper 8, a feeding rotary table 9, a rotary table driving motor 10, a speed reducer 11, a positioning fixture 12, a front frame 13, a shift rotary table 14, a sand storage tank 15, an electric control cabinet 16, a nozzle driving motor 17, a rotating small nozzle 18, a jet orifice 19, a small nozzle placing seat 20, a small nozzle checking sensor 21, a large nozzle placing seat 22, a trial injection metering sensor 23, a closed housing 24, a lifting feeding cabin door 25, a locking cylinder 26, a cabin door track 27, a balance weight 28, a debugging and maintenance passage door 29, a sand flow controller 30, an air inlet 31, a dust collecting pipeline 32, a rear frame 33, a protective fence 34, a ladder stand 35, a sand injection pipe 36, a nozzle speed reducer 37, a driving gear 38, a driven gear 39 and a hollow shaft 40, the device comprises a connecting flange 41, a sand blasting pipe connector 42, a gear chamber shell 43, a locknut 44, a composite bearing 45, a two-division cam divider 46, a rotating arm 47, a four-division cam divider 48, a shifting turntable driving motor 49 and a shifting turntable speed reducer 50.

Detailed Description

The invention is described in further detail below with reference to the following description of the drawings and the detailed description.

Referring to fig. 1 to 9, the full-automatic sand blasting machine comprises a lifter 1, a three-stage rotary vibration screen 2, a pressure sand tank 3, a sand return auger conveyor 4, a large nozzle 5, a small nozzle device 6, a six-axis industrial robot 7, a feeding rotary table 9, a rotary table driving motor 10, a speed reducer 11, a front frame 13, an electric control cabinet 16, a two-division cam divider 46 and a rotary arm 47. The sand-returning auger conveyor is characterized in that the front frame 13 is divided into an upper layer and a lower layer, the large nozzle 5, the small nozzle device 6, the six-axis industrial robot 7 and the feeding rotary table 9 are arranged on the upper layer of the front frame 13, and the sand-returning auger conveyor 4 is arranged on the lower layer of the front frame 13. The six industrial robot 7 end install automatic tong 8, automatic tong 8 is used for automatic getting and puts and operate different nozzles. The table top of the feeding rotary table 9 is a sieve surface, the feeding rotary table 9 is used for conveying materials, and the sieve surface structure can leak sand. The feeding rotary table 9 is symmetrically provided with two displacement rotary table devices at left and right, the rotary table driving motor 10 is connected with the speed reducer 11, the speed reducer 11 is connected with the two dividing cam dividers 46, the two dividing cam dividers 46 are connected with the rotating arm 47, the rotating arm 47 is connected with the feeding rotary table 9, and the two displacement rotary table devices are arranged on the rotating arm 47. Big nozzle 5 and little nozzle device 6 all are connected with pressure sand jar 3 through sand blasting pipe 36, preceding frame 13 upper strata in correspond big nozzle 5 and little nozzle device 6 injection area be the fretwork face, big nozzle 5 is fit for the nozzle of surface sandblast, pressure sand jar 3 is sand blasting equipment's core component for mix compressed air and sand material, use in getting into the nozzle through sand blasting pipe 36. The sand-returning auger conveyor 4 is arranged on the lower layer of the front frame 13, a guide surface is arranged between the upper layer and the lower layer of the front frame 13, and the guide surface is positioned above the conveying belt of the sand-returning auger conveyor 4; the sand ejected by the nozzle falls on the guide surface after contacting the workpiece, the used sand is recovered by the sand-returning auger conveyor 4, and then the sand is conveyed to the outside of the equipment by the sand-returning auger conveyor 4 for recovery. The outlet of the sand-returning auger conveyor 4 is connected with the inlet of the elevator 1, the outlet of the elevator 1 is connected with the inlet of the third-stage rotary vibration sieve 2, and the outlet of the third-stage rotary vibration sieve 2 is connected with the pressure sand tank 3; the elevator 1 is used for sending sand to tertiary sieve 2 that shakes soon, and tertiary sieve 2 that shakes soon sieves the sand material of 2 screening recoveries. The six-axis industrial robot is electrically connected with an electric control cabinet 16.

Referring to fig. 1 to 9, a sand storage tank 15 is arranged between the three-stage rotary vibration sieve 2 and the pressure sand tank 3, an outlet of the three-stage rotary vibration sieve 2 is connected with an inlet of the sand storage tank 15, and an outlet of the sand storage tank 15 is connected with the pressure sand tank 3.

Referring to fig. 1 to 9, the small nozzle device 6 includes a nozzle driving motor 17, a rotary small nozzle 18, a nozzle reducer 37, a driving gear 38, a driven gear 39, a hollow shaft 40, a connecting flange 41 and a sand blast pipe joint 42; the small rotating nozzle 18 is a slender hollow tube, and the top end of the small rotating nozzle 18 is provided with a jet orifice 19. The nozzle driving motor 17 is connected with the nozzle reducer 37, the nozzle reducer 37 is connected with the driving gear 38, the driving gear 38 is connected with the driven gear 39, the driven gear 39 is coaxially and fixedly connected with the hollow shaft 40, the hollow shaft 40 is coaxially and fixedly connected with the connecting flange 41, the small rotating nozzle 18 is installed on the end face of the connecting flange 41, the sand blasting pipe connector 42 is connected with the hollow shaft 40, and the pressure sand tank 3 is connected with the sand blasting pipe connector 42 through the sand blasting pipe 36. When the jet nozzle is in work, the jet nozzle driving motor 17 drives the driving gear 38 to rotate through the jet nozzle speed reducer 37, the driving gear 38 drives the driven gear 39 to rotate, and the driven gear 39 rotates to drive the hollow shaft 40 to rotate, so that the small jet nozzle 18 can rotate 360 degrees along the axial direction, and the jet nozzle is suitable for deep space sand blasting; and the sand material passes through hollow structure, realizes the sandblast function.

Referring to fig. 1 to 9, the upper layer of the front frame 13 is provided with a small nozzle holder 20 and a small nozzle check sensor 21, and the small nozzle check sensor 21 is used for checking whether the structure size of the rotary small nozzle 18 is normal. The upper layer of the front frame 13 is provided with a large nozzle placing seat 22, the upper layer of the front frame 13 is provided with a trial spraying metering sensor 23, and the trial spraying metering sensor 23 is electrically connected with the electric control cabinet 16.

Referring to fig. 1 to 9, the injection ports 19 of the small rotating nozzle 18 are small-diameter injection ports, the injection ports 19 are arranged in a radial direction, and the axis of the injection ports 19 is perpendicular to the axis of the small rotating nozzle 18.

Referring to fig. 1 to 8, a positioning clamp 12 is arranged on the small nozzle device 6, and the positioning clamp 12 is matched with an automatic clamping hand 8 at the tail end of the six-axis industrial robot 7 for use, so that automatic switching is realized.

Referring to fig. 1 to 9, the shift dial device includes a shift dial 14, a four-division cam divider 48, a shift dial driving motor 49, and a shift dial reducer 50. The shifting turntable driving motor 49 is connected with a shifting turntable reducer 50, the shifting turntable reducer 50 is connected with a four-division cam divider 48, the four-division cam divider 48 is connected with the shifting turntable 14, the shifting turntable 14 is rotatably connected with the feeding turntable 9, and the shifting turntable 14 and the feeding turntable 9 can rotate relatively. The deflection rotary disc 14 can rotate in a four-division mode, and different positions of a workpiece can be conveniently processed.

Referring to fig. 1 to 9, a closed enclosure 24 is disposed outside the front frame 13, a lifting feed door 25 and a locking cylinder 26 are disposed at the front end of the closed enclosure 24, the lifting feed door 25 is connected with the locking cylinder 26, a door access track 27 is disposed on two sides of the closed enclosure 24 corresponding to the lifting feed door 25, and a counterweight 28 is disposed outside the door access track 27.

Referring to fig. 1 to 9, an air inlet 31 is provided at the top of the closed housing 24, and a dust collecting duct 32 is provided at one side of the closed housing 24; the air inlet 31 is matched with a dust collecting pipeline 32 to purify dust in the equipment. The closed housing 24 is provided with a commissioning service access door 29.

Referring to fig. 1 to 9, a flow valve is arranged at the bottom of the pressure sand tank 3, a sand flow controller 30 is arranged on the electrical control cabinet 16, and the flow valve is electrically connected with the sand flow controller 30.

Referring to fig. 1 to 9, the full-automatic sand blasting machine further comprises a rear frame 33, a protective fence 34 is installed around the upper portion of the rear frame 33, and a ladder 35 is arranged on the side surface of the rear frame 33.

Referring to fig. 1 to 9, the utility model discloses in adopt the mode of revolving stage feed, satisfy safety and convenient operation nature requirement. The inside and the outside of the equipment are separated through the lifting feeding cabin door 25, the equipment is guaranteed to be sealed in the operation process, meanwhile, the dust is prevented from leaking, and meanwhile, the workpiece is conveniently and manually placed on the deflection turntable 14 on the outer side of the equipment synchronously, so that the production efficiency is improved. The large nozzle 5 is used for sand blasting on the outer surface of the workpiece, and the small nozzle device 6 is used for sand blasting on the inner cavity of the workpiece and the inner wall of the deep hole; the jetting ports 19 are arranged in the radial direction, and the small rotating nozzle 18 rotates 360 degrees along the axis, so that reliable treatment of the inner wall of the deep hole can be guaranteed. The six-axis industrial robot 7 takes the large nozzle 5 or rotates the small nozzle 18 according to the process, and the function of cleaning the inside and the outside of the workpiece by sandblasting is realized. The sand ejected by the nozzle falls on the bottom of the equipment after contacting the workpiece, and is conveyed to the outside of the equipment by using a sand-returning auger conveyor 4 for recycling; the recovered sand material is screened to remove impurities and then placed into the pressure sand tank 3 for reuse. The sand blasting flow needs to be adjusted in time according to different workpieces, and the sand flow controller 30 controls the flow valve to realize automatic flow control.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, above-mentioned structure should all be regarded as belonging to the utility model discloses a protection scope.

Claims

1. The utility model provides a full-automatic sand blasting machine which characterized in that: comprises a lifter (1), a three-stage rotary vibration sieve (2), a pressure sand tank (3), a sand returning auger conveyor (4), a large nozzle (5), a small nozzle device (6), a six-axis industrial robot (7), a feeding rotary table (9), a rotary table driving motor (10), a speed reducer (11), a front frame (13), an electric control cabinet (16), two cutting cam dividers (46) and a rotary arm (47), wherein the front frame (13) is divided into an upper layer and a lower layer, the large nozzle (5), the small nozzle device (6), the six-axis industrial robot (7) and the feeding rotary table (9) are arranged on the upper layer of the front frame (13), the sand returning auger conveyor (4) is arranged on the lower layer of the front frame (13), an automatic clamping hand (8) is arranged at the tail end of the six-axis industrial robot (7), the table top of the feeding rotary table (9) is a sieve surface, and two displacement devices are symmetrically arranged on the feeding rotary table (9) left and right, the sand-reclaiming auger conveyor is characterized in that the rotary table driving motor (10) is connected with a speed reducer (11), the speed reducer (11) is connected with two cutting cam dividers (46), the two cutting cam dividers (46) are connected with a rotating arm (47), the rotating arm (47) is connected with a feeding rotary table (9), two displacement rotary table devices are arranged on the rotating arm (47), a large nozzle (5) and a small nozzle device (6) are connected with the pressure sand tank (3) through a sand blasting pipe (36), the spraying areas corresponding to the large nozzle (5) and the small nozzle device (6) in the upper layer of the front frame (13) are hollowed surfaces, the sand-reclaiming auger conveyor (4) is arranged on the lower layer of the front frame (13), a guide surface is arranged between the upper layer and the lower layer of the front frame (13), the guide surface is positioned above the conveying belt of the sand-reclaiming auger conveyor (4), the outlet of the sand-reclaiming auger conveyor (4) is connected with the inlet of the lifter (1), the outlet of the elevator (1) is connected with the inlet of the three-stage rotary vibration screen (2), the outlet of the three-stage rotary vibration screen (2) is connected with the pressure sand tank (3), and the six-axis industrial robot (7) is electrically connected with the electric control cabinet (16).

2. The full-automatic sand blasting machine according to claim 1, characterized in that: the three-stage rotary vibration sieve is characterized in that a sand storage tank (15) is arranged between the three-stage rotary vibration sieve (2) and the pressure sand tank (3), the outlet of the three-stage rotary vibration sieve (2) is connected with the inlet of the sand storage tank (15), and the outlet of the sand storage tank (15) is connected with the pressure sand tank (3).

3. The full-automatic sand blasting machine according to claim 1, characterized in that: the small nozzle device (6) comprises a nozzle driving motor (17), a rotary small nozzle (18), a nozzle reducer (37), a driving gear (38), a driven gear (39), a hollow shaft (40), a connecting flange (41) and a sand blasting pipe interface (42), wherein the rotary small nozzle (18) is a slender hollow pipe, a jet orifice (19) is formed in the top end of the rotary small nozzle (18), the nozzle driving motor (17) is connected with the nozzle reducer (37), the nozzle reducer (37) is connected with the driving gear (38), the driving gear (38) is connected with the driven gear (39), the driven gear (39) is coaxially and fixedly connected with the hollow shaft (40), the hollow shaft (40) is coaxially and fixedly connected with the connecting flange (41), and the rotary small nozzle (18) is installed on the end face of the connecting flange (41), the sand blasting pipe connector (42) is connected with the hollow shaft (40), and the pressure sand tank (3) is connected with the sand blasting pipe connector (42) through the sand blasting pipe (36).

4. A fully automatic blasting machine according to claim 3, characterized in that: the jet orifice (19) of the small rotating nozzle (18) is a small-caliber jet orifice, the jet orifice (19) is arranged along the radial direction, and the axis of the jet orifice (19) is vertical to the axis of the small rotating nozzle (18).

5. The full-automatic sand blasting machine according to claim 1, characterized in that: and a positioning clamp (12) is arranged on the small nozzle device (6).

6. The full-automatic sand blasting machine according to claim 1, characterized in that: the shifting turntable device comprises a shifting turntable (14), a four-division cam divider (48), a shifting turntable driving motor (49) and a shifting turntable reducer (50), wherein the shifting turntable driving motor (49) is connected with the shifting turntable reducer (50), the shifting turntable reducer (50) is connected with the four-division cam divider (48), the four-division cam divider (48) is connected with the shifting turntable (14), the shifting turntable (14) is rotatably connected with the feeding turntable (9), and the shifting turntable (14) and the feeding turntable (9) can rotate relatively.

7. The full-automatic sand blasting machine according to claim 1, characterized in that: the front frame (13) is externally provided with a closed encloser (24), the front end of the closed encloser (24) is provided with a lifting feeding cabin door (25) and a locking cylinder (26), the lifting feeding cabin door (25) is connected with the locking cylinder (26), two sides of the closed encloser (24) are provided with a cabin door inlet track (27) corresponding to the lifting feeding cabin door (25), and the outer side of the cabin door inlet track (27) is provided with a balance weight (28).

8. The fully automatic sand blasting machine according to claim 7, characterized in that: the top of the closed housing (24) is provided with an air inlet (31), and one side of the closed housing (24) is provided with a dust collecting pipeline (32).

9. The full-automatic sand blasting machine according to claim 1, characterized in that: the sand flow control device is characterized in that a flow valve is arranged at the bottom of the pressure sand tank (3), a sand flow controller (30) is arranged on the electrical control cabinet (16), and the flow valve is electrically connected with the sand flow controller (30).

10. The full-automatic sand blasting machine according to claim 1, characterized in that: the novel ladder is characterized by further comprising a rear rack (33), wherein protective fences (34) are mounted on the periphery of the upper portion of the rear rack (33), and a ladder stand (35) is arranged on the side face of the rear rack (33).