CN113211331A

CN113211331A - Rotary table device for sand blasting machine

Info

Publication number: CN113211331A
Application number: CN202110560640.8A
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: 2021-08-06

Abstract

The utility model provides a revolving stage device for sand blasting machine, includes feeding revolving stage (9), revolving stage driving motor (10), speed reducer (11), two division cam wheel splitter (46), rocking arm (47), the mesa of feeding revolving stage (9) be the sifter, feeding revolving stage (9) are gone up bilateral symmetry and are provided with two carousel devices that shift, revolving stage driving motor (10) be connected with speed reducer (11), speed reducer (11) be connected with two division cam wheel splitter (46), two division cam wheel splitter (46) be connected with rocking arm (47), rocking arm (47) be connected with feeding revolving stage (9), and two carousel devices that shift install on rocking arm (47). The manual operation is replaced, and the original production process can be finished only by arranging the workpieces to be processed on the displacement rotary tables (14) of the two displacement rotary table devices, so that the labor intensity of people is greatly reduced, and the production efficiency is improved.

Description

Rotary table device for sand blasting machine

Technical Field

The invention relates to a rotary table, in particular to a rotary table device for a sand blasting machine, and belongs to the technical field of industrial sand blasting equipment.

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

The invention aims to solve the problems in the prior art and provide a rotary table device for a sand blasting machine.

In order to achieve the purpose, the technical solution of the invention is as follows: the rotary table device for the sand blasting machine comprises a feeding rotary table, a rotary table driving motor, a speed reducer, two dividing cam dividers and a rotary arm, wherein the table surface of the feeding rotary table is a screen surface, the feeding rotary table is symmetrically provided with two shifting rotary table devices in a bilateral mode, the rotary table driving motor is connected with the speed reducer, the speed reducer is connected with the two dividing cam dividers, the two dividing cam dividers are connected with the rotary arm, the rotary arm is connected with the feeding rotary table, and the two shifting rotary table devices are arranged on the rotary arm.

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.

Compared with the prior art, the invention has the beneficial effects that:

the invention 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 the workers 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.

Drawings

FIG. 1 is a first schematic structural diagram of the present invention.

FIG. 2 is a second schematic structural diagram of the present invention.

Fig. 3 is a schematic structural view of a six-axis industrial robot of the present invention.

FIG. 4 is a perspective view of the first full-automatic sand blasting machine of the present invention.

FIG. 5 is a perspective view of the full-automatic sand blasting machine of the present invention.

FIG. 6 is a third perspective view of the fully automatic sander of the present invention.

FIG. 7 is a schematic view of the structure of the small nozzle device of the present invention.

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

Fig. 9 is a perspective view of a small nozzle device according to the present invention.

In the figure: a lifter 1, a three-stage rotary vibrating 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, 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 deflection 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, an inlet 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 spraying pipe 36, a nozzle reducer 37, a driving gear 38, a driven gear 39, a hollow, 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, a turntable device for a sand blasting machine includes a feeding turntable 9, a turntable driving motor 10, a speed reducer 11, two division cam dividers 46, a rotating arm 47; 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.

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, the rotary table device is generally used for a full-automatic sand blasting machine, and 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 rotary table device, a front frame 13 and an electric control cabinet 16. 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. 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.

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, a large nozzle placing seat 22 is arranged on the upper layer of the front frame 13, a test spray metering sensor 23 is arranged on the upper layer of the front frame 13, and the test spray metering sensor 23 is electrically connected with the electrical 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 9, 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, 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 full-automatic sand blasting machine adopts a turntable feeding mode, so that the requirements on safety and convenience in operation are met. 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 invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention relates, several simple deductions or substitutions may be made without departing from the spirit of the invention, and the above-mentioned structures should be considered as belonging to the protection scope of the invention.

Claims

1. The utility model provides a revolving stage device for sand blasting machine which characterized in that: the feeding turntable comprises a feeding turntable (9), a turntable driving motor (10), a speed reducer (11), two dividing cam dividers (46) and a rotating arm (47), wherein the table top of the feeding turntable (9) is a screen surface, the feeding turntable (9) is symmetrically provided with two shifting turntable devices in the left-right direction, the turntable 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 turntable (9), and the two shifting turntable devices are arranged on the rotating arm (47).

2. A turntable device for a blasting machine according to claim 1, wherein: 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.