Sand blasting device for automobile casting

Abstract

The utility model discloses a sand blasting device for an automobile casting. The sand blasting device comprises a conveying and collecting tank and a sand blasting bin, the sand blasting device has the beneficial effects that the rotating column, the magnetic suction plate, the gear and the tooth plate are adopted, when the automobile casting is subjected to sand blasting treatment, the automobile casting can be placed on the top face of the magnetic suction plate, the steel casting is fixed through magnetic force, then the driving motor drives the driving roller to rotate and drives the conveying belt to rotate, and then the magnetic suction plate and the steel casting are driven to move; a gear moves to be meshed with a tooth plate, the gear rotates to drive a magnetic suction plate and the steel casting to rotate, a sand blasting nozzle carries out sand blasting, sand blasting treatment is carried out on the steel casting on the top face of the magnetic suction plate, and along with continuous rotation of the magnetic suction plate, the angle of the steel casting is continuously changed, so that the comprehensiveness of sand blasting is improved; and the driving motor drives the casting to move and rotate, so that the trouble of adjusting the angle of the casting by independently using the motor is saved, the equipment investment is saved, the structure is simplified, and the use convenience and the working efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to foundry technology field, concretely related to a sand blasting device for automobile casting. BACKGROUND

[0002] Sand blasting is a kind of surface treatment process name in machinery, through the high-speed movement of airflow in the negative pressure formed in the spray gun, the sand (copper sand, quartz sand, iron sand, sea sand, emery, etc.) is high-speed sprayed to the surface of the workpiece to be processed, so that the outer surface of the workpiece changes, due to the impact and cutting action of the abrasive on the surface of the workpiece, the surface of the workpiece obtains certain cleanliness and different roughness, which can improve the fatigue fracture resistance of the part, prevent fatigue failure, plastic deformation and brittle fracture, and improve the fatigue life.

[0003] After searching, it is found that the sand blasting machine for automobile model casting machining with the publication number CN219325140U is proposed, which needs to continuously spray the surface of the automobile model casting through the sand blasting machine during the sand blasting process of the automobile model casting, the existing sand blasting machine needs manual sand blasting operation during use, the sand blasting speed is slow, the sand blasting efficiency is low, and the production speed of the automobile model casting cannot be met, resulting in low production efficiency, the surface of the automobile model casting is irregular during use of the existing sand blasting machine, so the general automatic sand blasting machine will not be sprayed in a certain position, and therefore secondary sand blasting or manual supplementary spraying is needed, which will reduce the production efficiency and increase the production time and cost, the multiple sand blasting heads on the support can automatically spray the surface of the automobile model casting from a fixed angle, and the angle of the automobile model casting is changed through the rotation of the rotating table, so that the surface of the automobile model casting can be sprayed, and the sand blasting operation is fast, meanwhile, the sand blasting heads can be fixed at different angles through the support rod and fixed frame, and the automobile model casting is placed and rotated through the rotating table, so that the automobile model casting can be sprayed by multiple sand blasting heads at different angles during the sand blasting process, the time and cost required for secondary sand blasting can be reduced, but the application needs to use two motors to complete the movement and rotation adjustment of the casting, the overall structure is relatively complex, the equipment investment is large, and the sand blasting treatment cannot be carried out synchronously when the casting enters and exits, which affects the working efficiency and is troublesome to use, and further improvement can be made.

[0004] At present, no effective solution has been proposed for the problems in the related art. UTILITY MODEL CONTENTS

[0005] (I) technical problems solved

[0006] The automobile casting sand blasting device has the advantages of simple structure, high working efficiency and convenient use, and solves the problems in the background art.

[0007] (II) Technical solutions

[0008] To achieve the advantages of simple structure, high working efficiency and convenient use, the specific technical solutions of the automobile casting sand blasting device are as follows:

[0009] The automobile casting sand blasting device comprises a conveying and collecting groove and a sand blasting bin, the conveying and collecting groove is internally rotationally connected with a driving roller, the outer surface of the driving roller is sleeved with a conveying belt, the outer surface of the conveying belt is fixedly provided with a rotary connecting seat, the top surface of the rotary connecting seat is fixedly connected with a rotating column, the top surface of the rotating column is fixedly provided with a magnetic plate, the outer surface of the rotating column is fixedly sleeved with a gear, the top surface of the conveying and collecting groove is fixedly provided with the sand blasting bin, the inner wall of the sand blasting bin is fixedly connected with a sand blasting nozzle, and the inner wall of one side of the sand blasting bin is fixedly provided with a gear plate, the gear plate is engaged with the gear, and the driving motor is fixedly connected with the roller shaft mounting end of the driving roller.

[0010] Further, the sand blasting nozzles are arranged in multiple groups at equal intervals, and the sand blasting nozzles are arranged in multiple rows from top to bottom, and the uppermost sand blasting nozzle is arranged obliquely downward.

[0011] Further, the sand blasting nozzle inlet is through-connected with a sand blasting pipe, and the other end of the sand blasting pipe is connected with a sand blasting machine.

[0012] Further, the inner top surfaces of the two ends of the sand blasting bin are hoisted with cloth curtains, and the bottom surfaces of the cloth curtains abut against the top surface of the conveying belt.

[0013] Further, the rotating column and the magnetic plate are coaxially arranged, the rotating column and the rotary connecting seat are coaxially arranged, and the rotating column and the gear are coaxially arranged.

[0014] Further, the conveying belt adopts a steel mesh belt, and the aperture of the conveying belt is larger than the particle size of the sand.

[0015] Further, the magnetic plates are arranged in multiple groups at equal intervals, and the diameter of the magnetic plates is larger than the size of the casting.

[0016] Further, the internal length of the conveying and collecting groove is greater than the length of the conveying belt.

[0017] (III) Advantages

[0018] Compared with the prior art, the automobile casting sand blasting device has the following advantages:

[0019] (1), the utility model discloses a rotary column, magnetic attraction board, gear and tooth plate, when carrying out sand blasting treatment to automobile casting, can place automobile casting to magnetic attraction board top surface, through magnetic force fixed steel casting, subsequently, drive motor drives drive roller rotation, drives the rotation of conveyer belt, and then drives magnetic attraction board and steel casting move, enter into sand blasting bin, gear moves and engages with tooth plate, gear occurs rotation, drives the rotation of magnetic attraction board and steel casting, and sand blasting nozzle carries out sand blasting, and the steel casting on the top surface of magnetic attraction board carries out sand blasting treatment, along with the continuous rotation of magnetic attraction board, the steel casting changes angle constantly, improves the comprehensiveness of sand blasting, and drive motor drives the rotation of casting movement, saves the trouble of angle adjustment of casting using motor alone, saves equipment investment, simplifies the structure, improves the convenience and work efficiency of use.

[0020] (2), the utility model discloses a conveyer belt, and the conveyer belt adopts steel mesh belt, and the sand in the sand blasting process can pass through the conveyer belt and enter the conveying collection groove to be collected and reused, simultaneously, the continuous rotation of conveyer belt drives casting to enter and remove sand blasting bin, completes automatic feeding and discharging process, improves the continuity of work and the convenience of use, and further improves work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiments, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without paying creative labor.

[0022] Figure 1 It is the external structure schematic diagram of the sand blasting device for automobile casting proposed in the utility model,

[0023] Figure 2 It is the internal structure schematic diagram of the sand blasting device for automobile casting proposed in the utility model,

[0024] Figure 3 It is the internal structure schematic diagram of the sand blasting bin proposed in the utility model,

[0025] Figure 4 It is the installation schematic diagram of the magnetic attraction board proposed in the utility model.

[0026] In the drawing,

[0027] 1, conveying collection groove, 2, conveyer belt, 3, magnetic attraction board, 4, drive roller, 5, sand blasting bin, 6, sand blasting nozzle, 7, tooth plate, 8, cloth curtain, 9, rotary column, 10, gear, 11, rotary connection seat, 12, sand blasting pipe, 13, drive motor. DETAILED DESCRIPTION

[0028] To further illustrate the embodiments, the utility model provides with the drawings which are part of the utility model disclosure, mainly used to illustrate the embodiments, and can cooperate with the related description of the specification to explain the operation principle of the embodiments. With reference to these contents, those skilled in the art should be able to understand other possible implementations and the advantages of the utility model. The components in the drawings are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0029] According to the embodiments of the utility model, a sand blasting device for automobile castings is provided.

[0030] The utility model is further illustrated by combining with the drawings and specific embodiments, as shown in Figures 1-4 The sand blasting device for automobile castings according to the embodiments of the utility model includes a conveying and collecting groove 1 and a sand blasting bin 5. A drive roller 4 is rotatably connected inside the conveying and collecting groove 1. A conveying belt 2 is sleeved with the outer surface of the drive roller 4. A rotary connecting seat 11 is fixedly installed on the outer surface of the conveying belt 2. The rotary connecting seat 11 serves the function of axial rotary connection, facilitating the axial rotation of a rotating column 9. The rotating column 9 is fixedly connected to the top surface of the rotary connecting seat 11. A magnetic plate 3 is fixedly installed on the top surface of the rotating column 9. The castings are fixed by magnetic force. A gear 10 is fixedly sleeved with the outer surface of the rotating column 9. The sand blasting bin 5 is fixedly installed on the top surface of the conveying and collecting groove 1. A sand blasting nozzle 6 is fixedly connected to the inner wall of the sand blasting bin 5. A toothed plate 7 is fixedly installed on one side of the inner wall of the sand blasting bin 5. The toothed plate 7 is engaged with the gear 10. A drive motor 13 is fixedly connected to one end of the front upright surface of the conveying and collecting groove 1. The output end of the drive motor 13 is fixedly connected to the shaft installation end of the drive roller 4. When the automobile castings are subjected to sand blasting treatment, the automobile castings can be placed on the top surface of the magnetic plate 3. The steel castings are fixed by magnetic force. Then, the drive motor 13 drives the drive roller 4 to rotate, drives the conveying belt 2 to rotate, and further drives the magnetic plate 3 and the steel castings to move into the sand blasting bin 5. The gear 10 moves and is engaged with the toothed plate 7. The gear 10 rotates, drives the magnetic plate 3 and the steel castings to rotate, and the sand blasting nozzle 6 performs sand blasting. The steel castings on the top surface of the magnetic plate 3 are subjected to sand blasting treatment. With the continuous rotation of the magnetic plate 3, the angle of the steel castings is continuously changed, improving the comprehensiveness of sand blasting. The drive motor 13 drives the castings to move, saving the trouble of using a motor alone to adjust the angle of the castings, saving equipment investment, simplifying the structure, and improving the convenience and work efficiency.

[0031] In one embodiment, the sand blasting nozzles 6 are arranged in multiple groups at equal intervals. The sand blasting nozzles 6 are arranged in multiple rows from top to bottom. The uppermost sand blasting nozzle 6 is arranged obliquely downward, expanding the coverage of sand blasting, and improving the efficiency and uniformity of sand blasting.

[0032] In one embodiment, the sand blasting nozzle 6 inlet is connected with a sand blasting pipe 12, and the other end of the sand blasting pipe 12 is connected with a sand blasting machine, which is a common sand blasting structure and will not be described here.

[0033] In one embodiment, cloth curtains 8 are hung on the inner top surface of the sand blasting chamber 5, and the bottom surface of the cloth curtains 8 abuts against the top surface of the conveying belt 2, which blocks the sand from leaking out and facilitates the entry and exit of the castings.

[0034] In one embodiment, the rotating column 9 is coaxially arranged with the magnetic plate 3, and the rotating column 9 is coaxially arranged with the rotating connecting seat 11, and the rotating column 9 is coaxially arranged with the gear 10, which facilitates the stable rotation of the magnetic plate 3.

[0035] In one embodiment, the conveying belt 2 is a steel mesh belt, and the aperture of the conveying belt 2 is larger than the particle size of the sand, so that the sand in the sand blasting process can pass through the conveying belt 2 into the conveying and collecting groove 1 for collection and reuse. At the same time, the continuous rotation of the conveying belt 2 drives the castings to enter and move out of the sand blasting chamber 5, completing the automatic feeding and discharging process, improving the continuity of work and the convenience of use, and further improving the work efficiency.

[0036] In one embodiment, multiple groups of magnetic plates 3 are arranged at equal intervals, and the diameter of the magnetic plate 3 is larger than the size of the casting, improving the stability of the installation.

[0037] In one embodiment, the internal length of the conveying and collecting groove 1 is greater than the length of the conveying belt 2, facilitating the overturning of the magnetic plate 3.

[0038] Working principle:

[0039] When the automobile castings are subjected to sand blasting treatment, the automobile castings can be placed on the top surface of the magnetic plate 3, and the steel castings are fixed by magnetic force. Then, the driving motor 13 drives the driving roller 4 to rotate, driving the conveying belt 2 to rotate, and further driving the magnetic plate 3 and the steel castings to move into the sand blasting chamber 5. The gear 10 moves and engages with the toothed plate 7, the gear 10 rotates, driving the magnetic plate 3 and the steel castings to rotate, and the sand blasting nozzle 6 performs sand blasting, and the steel castings on the top surface of the magnetic plate 3 are subjected to sand blasting treatment. With the continuous rotation of the magnetic plate 3, the steel castings continuously change angles, improving the comprehensiveness of sand blasting. The driving motor 13 drives the castings to move, saving the trouble of using a separate motor to adjust the angle of the castings, saving equipment investment, simplifying the structure, improving the convenience of use and work efficiency, and at the same time, the conveying belt 2 is a steel mesh belt, and the sand in the sand blasting process can pass through the conveying belt 2 into the conveying and collecting groove 1 for collection and reuse. At the same time, the continuous rotation of the conveying belt 2 drives the castings to enter and move out of the sand blasting chamber 5, completing the automatic feeding and discharging process, improving the continuity of work and the convenience of use, and further improving the work efficiency.

[0040] In the utility model, unless another definite provision and limitation, the term "installation", "arrangement", "connection", "fixation", "screw connection" and so on term should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication or the interaction relationship of two elements inside two elements, unless another definite limitation, for the ordinary skill in the art, can understand the specific meaning of the above-mentioned term in the utility model according to the specific situation.

[0041] The above only is the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A sandblasting device for automobile castings, characterized in that: The invention comprises a conveying and collecting trough (1) and a sandblasting chamber (5), wherein a driving roller (4) is rotatably connected inside the conveying and collecting trough (1), and a conveying belt (2) is sleeved on the outer surface of the driving roller (4), and a rotating connecting seat (11) is fixedly installed on the outer surface of the conveying belt (2), and a rotating column (9) is fixedly connected to the top surface of the rotating connecting seat (11), and a magnetic plate (3) is fixedly installed on the top surface of the rotating column (9), and a gear (10) is fixedly sleeved on the outer surface of the rotating column (9), and a sandblasting chamber (5) is fixedly installed on the top surface of the conveying and collecting trough (1), and a sandblasting nozzle (6) is fixedly connected to the inner wall of the sandblasting chamber (5), and a tooth plate (7) is fixedly installed on the inner wall of one side of the sandblasting chamber (5), and the tooth plate (7) is meshed with the gear (10), and one end of the front elevation of the conveying and collecting trough (1) is fixedly connected to a driving motor (13), and the output end of the driving motor (13) is fixedly connected to the roller shaft mounting end of the driving roller (4).

2. A sandblasting device for automobile castings according to claim 1, characterized in that: The sandblasting nozzles (6) are arranged in multiple groups at equal intervals, and the sandblasting nozzles (6) are arranged in multiple rows from top to bottom, and the uppermost sandblasting nozzles (6) are arranged obliquely downward.

3. The sandblasting device for automobile castings according to claim 1, characterized in that: The feed port of the sandblasting nozzle (6) is connected to a sandblasting tube (12), and the other end of the sandblasting tube (12) is connected to a sandblasting machine.

4. A sandblasting device for automobile castings according to claim 1, characterized in that: Cloth curtains (8) are hoisted on the inner top surfaces of both ends of the sandblasting chamber (5), and the bottom surface of the cloth curtain (8) abuts against the top surface of the conveyor belt (2).

5. The sandblasting device for automobile castings according to claim 1, characterized in that: The rotating column (9) is coaxially arranged with the magnetic plate (3), the rotating column (9) is coaxially arranged with the rotating connection seat (11), and the rotating column (9) is coaxially arranged with the gear (10).

6. The sandblasting device for automobile castings according to claim 1, characterized in that: The conveyor belt (2) is a steel mesh belt, and the aperture of the conveyor belt (2) is larger than the particle diameter of the sand material.

7. The sandblasting device for automobile castings according to claim 1, characterized in that: The magnetic attraction plates (3) are arranged in multiple groups at equal intervals, and the diameter of the magnetic attraction plates (3) is larger than the size of the casting.

8. The sandblasting device for automobile castings according to claim 1, characterized in that: The inner length of the conveying and collecting trough (1) is greater than the length of the conveyor belt (2).

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