CN103223642A - Spray gun swing mechanism of sand blasting machine - Google Patents
Spray gun swing mechanism of sand blasting machine Download PDFInfo
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- CN103223642A CN103223642A CN201310174520XA CN201310174520A CN103223642A CN 103223642 A CN103223642 A CN 103223642A CN 201310174520X A CN201310174520X A CN 201310174520XA CN 201310174520 A CN201310174520 A CN 201310174520A CN 103223642 A CN103223642 A CN 103223642A
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Abstract
The invention relates to the technical field of sand blasting machines, and in particular relates to a spray gun swing mechanism of a sand blasting mechanism. A motor drives a spray gun component to perform arc line reciprocating movement through an eccentric drive component; the spray gun component comprises a swing frame, an arc installation plate and a spray gun group, wherein the arc installation plate is installed on one end of the swing arm; the other end of the swing frame is connected with the eccentric drive component; the spray gun group is obliquely arranged on the arc installation plate, and comprises a first spray gun group and a second spray gun group; a spray gun of the first blast gun group and a spay gun of the second blast gun group form oblique included angles together with the arc installation plate; the oblique included angles comprise a longitudinal oblique included angle alpha being 20 degrees-40 degrees and a horizontal oblique included angle beta being 10 degrees-20 degrees; the longitudinal oblique directions and the horizontal oblique directions of the first spray gun group and the second spray gun group are arranged in opposite directions. When blast sands provided by the invention used for processing products with different specifications, the angles and the positions of the spray guns are not required to be regulated; and the spray gun swing mechanism of the sand blasting mechanism has good universality, is uniform in sand blasting surface covering, has a good sand blasting effect, and is high in production efficiency.
Description
Technical field
The present invention relates to the sand-blasting machine technical field, relate in particular to a kind of spray gun swing mechanism of sand-blasting machine.
Background technology
Sand-blasting machine is that to adopt compressed air be power, to form the high velocity jet bundle with the surface of sand material high velocity jet to the workpiece that needs to handle, and a kind of machine that the mechanical performance on the surface of workpiece is changed.Non-stick pan is as family's household appliances commonly used, need operation in its manufacturing process through one sandblast, the main purpose of non-stick pan being carried out sandblast is the roughness that increases Stickless pan surface, remove the dirt of Stickless pan surface etc., make follow-uply during, guarantee that the surface engagement of non-stick pan coating and non-stick pan gets tightr non-stick pan spraying non-stick pan coating.And the spray gun swing mechanism is as the main working parts of sand-blasting machine, and the quality of its design plays very crucial effect to the sandblast effect and the sandblast efficient of non-stick pan.
Mainly contain two kinds of spray gun swing mechanisms in the prior art, one is intermittent-rotation formula spray gun swing mechanism, during work, the big disk public affairs that are mounted with non-stick pan turn 90 degrees, big disk stops then, non-stick pan carries out rotation, spray gun swing mechanism reciprocally swinging carries out sandblast, this kind sandblast mode, and the spray gun swing mechanism is in the process of swing, have beyond the sand material ejection non-stick pan of part, sand material utilization rate is low, and intermittent work also causes sandblast efficient to reduce, and generally per hour produces 480 workpiece, and the non-stick pan specification is not simultaneously, and spray gun need readjust position and angle; Two is continuous rotary spray gun swing mechanism, during work, the big disk that is mounted with non-stick pan revolves round the sun continuously, simultaneously, non-stick pan carries out rotation, spray gun swing mechanism reciprocally swinging carries out sandblast, this kind sandblast mode, efficient with respect to the sandblast of intermittent-rotation formula has improved, and generally per hour produces workpiece and can reach 800, but need readjust according to the difference of non-stick pan specification position and the angle to spray gun equally, and the adjusting of the position of spray gun and angle bothers very much, length not only consuming time, single is regulated needed do not wait in 30 minutes to two hours consuming time, could operate but also need certain angle of gun adjusting experience.And existing small household appliances manufacturing enterprise adopts workman's agreement by piece, and the operability of equipment is good more, and operator's income is just high more, and the inefficiency of equipment then can directly influence workman's income.
Therefore, need badly for the spray gun swing mechanism of the sand-blasting machine of prior art and to improve, effective to design a kind of sandblast, the spray gun swing mechanism that sandblast efficient is high solves existing problem.
Summary of the invention
The objective of the invention is to provides a kind of spray gun swing mechanism at the deficiencies in the prior art, and it can not need to carry out angle of gun and regulate for the product of different size, can reach good sandblast effect, and sandblast efficient height, the Operation and Maintenance facility.
For achieving the above object, the spray gun swing mechanism of a kind of sand-blasting machine of the present invention, comprise motor, eccentric gearing assembly and spray gun assembly, described eccentric gearing assembly is connected with described spray gun assembly, the output shaft of described motor is connected with the eccentric gearing assembly, motor drives spray gun assembly by the eccentric gearing assembly and realizes that camber line moves back and forth, described spray gun assembly comprises swing span, is fixedly installed in the arc installing plate and the spray gun group of swing span one end, and the other end of described swing span is connected with the eccentric gearing assembly;
Described spray gun group is obliquely installed in described arc installing plate;
Described spray gun group comprises the first spray gun group and the second spray gun group, the spray gun of the spray gun of the described first spray gun group and the second spray gun group forms slanted angle with the arc installing plate respectively, described slanted angle comprises fore-and-aft tilt angle α and lateral inclination angle β, described fore-and-aft tilt angle α is 20 °-40 °, and described lateral inclination angle β is 10 °-20 °;
The fore-and-aft tilt direction of the spray gun of the spray gun of the described first spray gun group and the second spray gun group is rightabout and is obliquely installed;
The lateral inclination direction of the spray gun of the spray gun of the described first spray gun group and the second spray gun group is rightabout and is obliquely installed.
Wherein, described fore-and-aft tilt angle α is 30 °, and described lateral inclination angle β is 15 °.
Wherein, the radius of the center camber line of described arc installing plate is identical with the radius of the clamping workpiece center line of sand-blasting machine revolution big disk.
Wherein, described eccentric gearing assembly comprises frame, eccentric disc, first oscillating bearing, the second joint bearing, first bearing pin, second bearing pin, tube connector, fork and power transmission shaft, described motor is fixed in described frame, described eccentric disc is connected with the output shaft of motor, described first oscillating bearing and second joint bearing are socketed on the two ends of tube connector respectively, be connected by first bearing pin between described first oscillating bearing and the eccentric disc, be connected by second bearing pin between described second joint bearing and the fork, the top socket of described fork and power transmission shaft, described power transmission shaft is rotationally connected with described frame.
Wherein, perpendicular aluminium section bar, horizontal aluminium section bar and outer perpendicular aluminium section bar in described swing span comprises, perpendicular aluminium section bar and outer perpendicular aluminium section bar are connected with the two ends of horizontal aluminium section bar respectively in described, the top of perpendicular aluminium section bar is connected with the bottom of described power transmission shaft in described, fixedlys connected with the arc installing plate in the bottom of described outer perpendicular aluminium section bar.
Wherein, be provided with wobble-plate between the bottom of the top of described interior perpendicular aluminium section bar and described power transmission shaft.
Wherein, perpendicular aluminium section bar and outer perpendicular aluminium section bar are slidingly connected with the two ends of horizontal aluminium section bar respectively in described.
Wherein, described spray gun swing mechanism also comprises bearing block and gland, and described bearing block is installed on described frame, and described power transmission shaft passes described bearing block, is provided with bearing between described power transmission shaft and the bearing block, and described gland is arranged at the top of bearing block.
Wherein, also be provided with sealing ring between described power transmission shaft and the bearing block, described bearing block offers pump nozzle.
Wherein, the both sides of described arc installing plate are provided with the inclined plane, and the angle ω between two lateral incline is 120 °-170 °, and the described first spray gun group and the second spray gun group are fixed in described inclined plane respectively.
Beneficial effect of the present invention: the spray gun swing mechanism of a kind of sand-blasting machine of the present invention, machine operation and eccentric gearing assembly driving swing span realization camber line reciprocating motion by being connected with the output shaft of motor, when swing span is done the reciprocating while of camber line, drive is fixedly installed in the arc installing plate of swing span one end and realizes that camber line moves back and forth, simultaneously, the first spray gun group and the second spray gun group that are arranged at the arc installing plate are also done the camber line reciprocating motion, because spray gun assembly is obliquely installed in the arc installing plate, the fore-and-aft tilt angle α that spray gun and arc installing plate form is in 20 ° of-40 ° of scopes, the lateral inclination angle β that spray gun and arc installing plate form is the while in 10 ° of-20 ° of scopes, the fore-and-aft tilt direction and the lateral inclination direction of the spray gun of the spray gun of the first spray gun group and the second spray gun group all are the rightabout setting, during work, the sandblast of interlaced ground of spray gun, when workpiece at the great circle web of sand-blasting machine revolution limit time rotational, above-mentioned design of the present invention has guaranteed that two groups of spray guns all carry out sandblast towards a fixing zone, the zone that is equivalent to below the camber line of the center of arc installing plate forms a sandblast cover tape, when spray gun was done the camber line reciprocating motion, the sandblast effect of sandblast cover tape was very even; When the product of different size is processed in sandblast of the present invention, need not the angle and the position of spray gun are adjusted, versatility is good, and sandblast face covers evenly, and sandblast is effective, and per hour produces 1000-1200 workpiece, production efficiency height.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is the Section View of front view of the present invention.
Fig. 4 is a sandblast working state schematic representation of the present invention.
Fig. 5 is a vertical view of the present invention.
Fig. 6 is the movement locus schematic diagram of sandblast cover tape of the present invention.
Fig. 7 is the spray gun of the present invention's first spray gun group and the structural representation of arc installing plate formation fore-and-aft tilt angle α.
Fig. 8 is the spray gun of the present invention's second spray gun group and the structural representation of arc installing plate formation fore-and-aft tilt angle α.
Fig. 9 is spray gun and the spray gun of the second spray gun group and the structural representation that the arc installing plate forms lateral inclination angle β of the present invention's first spray gun group.
Figure 10 is the structural representation that forms angle ω between two inclined planes of arc installing plate of the present invention.
Reference numeral comprises:
1-motor, 2-swing span, 3-arc installing plate
4-sandblast cover tape, 5-clamping workpiece center line, 6-wobble-plate
7-frame, 8-bearing block, 9-gland
10-bearing, 11-sealing ring 21-interior perpendicular aluminium section bar
22-laterally aluminium section bars 23-perpendicular outward aluminium section bar 31-the first spray gun group
32-the second spray gun group, 33-center camber line 61-eccentric disc
62-the first oscillating bearing, 63-second joint bearing, 64-the first bearing pin
65-the second bearing pin, 66-tube connector, 67-fork
68-power transmission shaft, 81-pump nozzle.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in detail.
As shown in Figure 1 to Figure 3, the spray gun swing mechanism of a kind of sand-blasting machine of the present invention, comprise motor 1, eccentric gearing assembly and spray gun assembly, described eccentric gearing assembly is connected with described spray gun assembly, the output shaft of described motor 1 is connected with the eccentric gearing assembly, motor 1 drives spray gun assembly by the eccentric gearing assembly and realizes that camber line moves back and forth, described spray gun assembly comprises swing span 2, is fixedly installed in the arc installing plate 3 and the spray gun group of swing span 2 one ends, and the other end of described swing span 2 is connected with the eccentric gearing assembly;
Described spray gun group is obliquely installed in described arc installing plate 3;
Described spray gun group comprises the first spray gun group 31 and the second spray gun group 32, the spray gun of the spray gun of the described first spray gun group 31 and the second spray gun group 32 forms slanted angle with arc installing plate 3 respectively, described slanted angle comprises fore-and-aft tilt angle α and lateral inclination angle β, described fore-and-aft tilt angle α is 20 °-40 °, and described lateral inclination angle β is 10 °-20 °;
The fore-and-aft tilt direction of the spray gun of the spray gun of the described first spray gun group 31 and the second spray gun group 32 is rightabout and is obliquely installed;
The lateral inclination direction of the spray gun of the spray gun of the described first spray gun group 31 and the second spray gun group 32 is rightabout and is obliquely installed.
Motor 1 work and the eccentric gearing assembly driving swing span 2 realization camber lines reciprocating motions that are connected by output shaft with motor 1, when swing span 2 is done the reciprocating while of camber line, drive is fixedly installed in the arc installing plate 3 of swing span 2 one ends and realizes that camber line moves back and forth, simultaneously, the first spray gun group 31 and the second spray gun group 32 that are arranged at arc installing plate 3 are also done the camber line reciprocating motion, as shown in Figures 7 and 8, preferably, described fore-and-aft tilt angle α is 30 °, two groups of spray guns are rightabout, interlaced ground of spray gun sandblast during work, simultaneously, preferably, described lateral inclination angle β is 15 °, promptly, as shown in Figure 9, the spray gun shape of the spray gun of the first spray gun group 31 and the second spray gun group 32 γ at an angle is 30 ° a space alternate angle, when workpiece at the great circle web of sand-blasting machine revolution limit time rotational, above-mentioned design of the present invention has guaranteed that two groups of spray guns all carry out sandblast towards a fixing zone, the zone that is equivalent to below the center of arc installing plate 3 camber line 33 forms a sandblast cover tape 4(such as Fig. 5 and shown in Figure 6), when spray gun is done the camber line reciprocating motion, the sandblast effect of sandblast cover tape 4 is very even, certainly, fore-and-aft tilt angle α in the present embodiment is 20 ° or 40 °, lateral inclination angle β is 10 ° or 20 °, and the coverage rate of its sandblast is also very even, and sandblast is effective; When the product of different size is processed in sandblast of the present invention, need not the angle and the position of spray gun are adjusted, versatility is good, and sandblast face covers evenly, and sandblast is effective, and per hour produces 1000-1200 workpiece, production efficiency height.
See Fig. 4 to Fig. 6, the radius of the center camber line 33 of described arc installing plate 3 is identical with the radius of the clamping workpiece center line 5 of sand-blasting machine revolution big disk, promptly be, the clamping workpiece center line 5 of projection that the center camber line 33 of arc installing plate 3 is downward and sand-blasting machine revolution big disk is overlapping, when workpiece (for example non-stick pan) need carry out the sandblast operation, at first it is positioned on the clamping workpiece center line 5 of big disk of sand-blasting machine (clamping workpiece center line 5 promptly with single clamping workpiece in big disk, the mid point of workpiece time rotational to the distance at big disk center is the circle of radius, be clamping workpiece center line 5), carry out clamping workpiece then, when sandblast work begins, big disk revolves round the sun, promptly drive workpiece and revolve round the sun, simultaneously, each workpiece is that rotation is carried out at the center with self axis; When the first spray gun group 31 and the second spray gun group 32 when the clamping workpiece center line 5 of the big disk of sand-blasting machine moves back and forth, will drive sandblast cover tape 4 that spray gun assembly forms moves back and forth along the clamping workpiece center line 5 of the big disk of sand-blasting machine, and then make when workpiece enters sandblast cover tape 4 to rotation while revolving round the sun, the whole surface of workpiece all can be by sandblast equably, because spray gun can tilt towards certain angle, plane and the inclined-plane that then can guarantee workpiece all can be fully by sandblasts, in addition, this also carries out rotation workpiece under other drive unit drives, when can revolving round the sun to rotation limit, workpiece limit, the sandblast cover tape 4 that forms when being the spray gun assembly sandblast carries out comprehensive mulched ground sandblast, each position of guaranteeing the surface of workpiece can both be by sandblast, the sandblast effect very, sandblast efficient is also very high.
In the present embodiment, described eccentric gearing assembly comprises frame 7, eccentric disc 61, first oscillating bearing 62, second joint bearing 63, first bearing pin 64, second bearing pin 65, tube connector 66, fork 67 and power transmission shaft 68, described motor 1 is fixed in described frame 7, described eccentric disc 61 is connected with the output shaft of motor 1, described first oscillating bearing 62 and second joint bearing 63 are socketed on the two ends of tube connector 66 respectively, be connected by first bearing pin 64 between described first oscillating bearing 62 and the eccentric disc 61, be connected by second bearing pin 65 between described second joint bearing 63 and the fork 67, the top socket of described fork 67 and power transmission shaft 68, described power transmission shaft 68 is rotationally connected with described frame 7.Motor 1 work, the output shaft of motor 1 rotates and drives eccentric disc 61 and rotates, eccentric disc 61 drives power transmission shaft 68 by fork 67 again and rotates, see Fig. 5 and Fig. 6, the fork 67 that the present invention adopts can carry out 90 ° oscillating traverse motion, in the actual production, can change the fork 67 of different length specification as required, can make motor 1 drive spray gun assembly and carry out the interior oscillating traverse motion of 90 ° of-180 ° of scopes, whole eccentric gearing modular construction is simple, practical.
As shown in Figures 1 and 2, in the present embodiment, perpendicular aluminium section bar 21, horizontal aluminium section bar 22 and outer perpendicular aluminium section bar 23 in described swing span 2 comprises, perpendicular aluminium section bar 21 and outer perpendicular aluminium section bar 23 are connected with the two ends of horizontal aluminium section bar 22 respectively in described, the top of perpendicular aluminium section bar 21 is connected with the bottom of described power transmission shaft 68 in described, being provided with wobble-plate 6 between the bottom of the top of perpendicular aluminium section bar 21 and described power transmission shaft 68 in described, fixedlys connected with arc installing plate 3 in the bottom of described outer perpendicular aluminium section bar 23.Perpendicular aluminium section bar 21 reciprocally swingings in power transmission shaft 68 drives by wobble-plate 6, interior perpendicular aluminium section bar 21 drives outer perpendicular aluminium section bar 23 by horizontal aluminium section bar 22 again and carries out reciprocally swinging, thereby drive the arc installing plate 3 that is installed on outer perpendicular aluminium section bar 23 bottoms and carry out reciprocally swinging, promptly make the spray gun group that is arranged at arc installing plate 3 can form a sandblast cover tape 4 and carry out reciprocally swinging, the sandblast that workpiece is covered comprehensively, guarantee good sandblast effect, and then can guarantee to produce high-quality product.
In the present embodiment, perpendicular aluminium section bar 21 and outer perpendicular aluminium section bar 23 are slidingly connected with the two ends of horizontal aluminium section bar 22 respectively in described, in the time the position of arc installing plate 3 need being heightened with respect to workpiece, horizontal aluminium section bar 22 then can upwards slide along the medial surface of interior perpendicular aluminium section bar 21, during fixed what a fixing height, horizontal aluminium section bar 22 is fixedlyed connected with the medial surface of interior perpendicular aluminium section bar 21 get final product the reasonable in design of whole aluminium section bar 2 by tightening screw again, versatility is good, and is practical.
In the present embodiment, described spray gun swing mechanism also comprises bearing block 8 and gland 9, and described bearing block 8 is installed on described frame 7, and described power transmission shaft 68 passes described bearing block 8, be provided with bearing 10 between described power transmission shaft 68 and the bearing block 8, described gland 9 is arranged at the top of bearing block 8.Frame 7 is used for installation shaft bearing 8, bearing block 8 is used for making orientation to power transmission shaft 68 on the one hand, then be used to support the bearing 10 that is arranged between power transmission shaft 68 and the bearing block 8 on the other hand, resistance when bearing 10 plays the rotation of lubricated power transmission shaft 68 and reduces power transmission shaft 68 rotations, gland 9 then is used to seal the top of bearing block 8, prevents that external impurities from entering in the bearing block 8.
In the present embodiment, also be provided with sealing ring 11 between described power transmission shaft 68 and the bearing block 8, described bearing block 8 offers pump nozzle 81.Pump nozzle 81 can be used for to adding lubricating oil in the bearing block 8, the rotation of guaranteeing power transmission shaft 68 keeps smooth and easy, sealing ring 11 can guarantee that then the sealing property in the bearing block 8 is better, prevent that the oil leak in the bearing block 8 from polluting and wasting lubricating oil, allow work of the present invention environmental protection more, meet sustainable development, it is very reasonable to design.
As shown in figure 10, the both sides of described arc installing plate 3 are provided with the inclined plane, and the angle ω between two lateral incline is 120 °-170 °, and the described first spray gun group 31 and the second spray gun group 32 are individually fixed in described inclined plane.The angle ω of the two sides of arc installing plate 3 can be 120 °, 130 °, 140 °, 150 °, 160 ° or 170 °, when the spray gun of the spray gun of the first spray gun group 31 and the second spray gun group 32 is the angle of inclination and is arranged at the two sides of arc installing plate 3, spray gun then can carry out sandblast in certain zone of clamping workpiece center line 5, form sandblast cover tape 4, each position of guaranteeing the surface of workpiece can both be by sandblast, the sandblast effect very, and is reasonable in design, practical.
Above content is preferred embodiment of the present invention only, and for those of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, this description should not be construed as limitation of the present invention.
Claims (10)
1. the spray gun swing mechanism of a sand-blasting machine, comprise motor (1), eccentric gearing assembly and spray gun assembly, described eccentric gearing assembly is connected with described spray gun assembly, the output shaft of described motor (1) is connected with the eccentric gearing assembly, motor (1) drives spray gun assembly by the eccentric gearing assembly and realizes that camber line moves back and forth, it is characterized in that: described spray gun assembly comprises swing span (2), is fixedly installed in the arc installing plate (3) and the spray gun group of swing span (2) one ends, and the other end of described swing span (2) is connected with the eccentric gearing assembly;
Described spray gun group is obliquely installed in described arc installing plate (3);
Described spray gun group comprises the first spray gun group (31) and the second spray gun group (32), the spray gun of the spray gun of the described first spray gun group (31) and the second spray gun group (32) forms slanted angle with arc installing plate (3) respectively, described slanted angle comprises fore-and-aft tilt angle α and lateral inclination angle β, described fore-and-aft tilt angle α is 20 °-40 °, and described lateral inclination angle β is 10 °-20 °;
The fore-and-aft tilt direction of the spray gun of the spray gun of the described first spray gun group (31) and the second spray gun group (32) is rightabout and is obliquely installed;
The lateral inclination direction of the spray gun of the spray gun of the described first spray gun group (31) and the second spray gun group (32) is rightabout and is obliquely installed.
2. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 1, it is characterized in that: described fore-and-aft tilt angle α is 30 °, described lateral inclination angle β is 15 °.
3. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 1 is characterized in that: the radius of the center camber line (33) of described arc installing plate (3) is identical with the radius of the clamping workpiece center line (5) of sand-blasting machine revolution big disk.
4. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 1, it is characterized in that: described eccentric gearing assembly comprises frame (7), eccentric disc (61), first oscillating bearing (62), second joint bearing (63), first bearing pin (64), second bearing pin (65), tube connector (66), fork (67) and power transmission shaft (68), described motor (1) is fixed in described frame (7), described eccentric disc (61) is connected with the output shaft of motor (1), described first oscillating bearing (62) and second joint bearing (63) are socketed on the two ends of tube connector (66) respectively, be connected by first bearing pin (64) between described first oscillating bearing (62) and the eccentric disc (61), be connected by second bearing pin (65) between described second joint bearing (63) and the fork (67), the top socket of described fork (67) and power transmission shaft (68), described power transmission shaft (68) is rotationally connected with described frame (7).
5. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 4, it is characterized in that: perpendicular aluminium section bar (21), horizontal aluminium section bar (22) and outer perpendicular aluminium section bar (23) in described swing span (2) comprises, perpendicular aluminium section bar (21) and outer perpendicular aluminium section bar (23) are connected with the two ends of horizontal aluminium section bar (22) respectively in described, the top of perpendicular aluminium section bar (21) is connected with the bottom of described power transmission shaft (68) in described, fixedlys connected with arc installing plate (3) in the bottom of described outer perpendicular aluminium section bar (23).
6. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 5 is characterized in that: be provided with wobble-plate (6) between the bottom of the top of perpendicular aluminium section bar (21) and described power transmission shaft (68) in described.
7. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 5 is characterized in that: perpendicular aluminium section bar (21) and outer perpendicular aluminium section bar (23) are slidingly connected with the two ends of horizontal aluminium section bar (22) respectively in described.
8. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 4, it is characterized in that: described spray gun swing mechanism also comprises bearing block (8) and gland (9), described bearing block (8) is installed on described frame (7), described power transmission shaft (68) passes described bearing block (8), be provided with bearing (10) between described power transmission shaft (68) and the bearing block (8), described gland (9) is arranged at the top of bearing block (8).
9. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 8, it is characterized in that: also be provided with sealing ring (11) between described power transmission shaft (68) and the bearing block (8), described bearing block (8) offers pump nozzle (81).
10. the spray gun swing mechanism of a kind of sand-blasting machine according to claim 1, it is characterized in that: the both sides of described arc installing plate (3) are provided with the inclined plane, angle ω between two lateral incline is 120 °-170 °, and the described first spray gun group (31) and the second spray gun group (32) are individually fixed in described inclined plane.
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| CN106272090A (en) * | 2016-08-15 | 2017-01-04 | 永红保定铸造机械有限公司 | A kind of efficiency wet type sand blasting machine |
| CN106891264A (en) * | 2017-03-03 | 2017-06-27 | 曹淅 | A kind of spray gun swing mechanism of sand-blasting machine |
| CN107775541A (en) * | 2017-12-14 | 2018-03-09 | 成都工具研究所有限公司 | Sand-blasting gun fixing device |
| CN108372470A (en) * | 2018-04-21 | 2018-08-07 | 常州市瞬洁机械科技有限公司 | A kind of novel sand blasting machine and working method and adjustment sandblasting area method |
| CN109015412A (en) * | 2018-07-20 | 2018-12-18 | 深圳聚纵科技有限公司 | Afterwards plus sand blasting rifle swivel head |
| CN109909892A (en) * | 2019-04-26 | 2019-06-21 | 深圳市富优驰科技有限公司 | Automatic sand blasting machine of MIM orthoscopic |
| CN113043174A (en) * | 2021-03-26 | 2021-06-29 | 天津英德诺机械设备有限公司 | Automatic rotatory sand blasting unit of pan |
| CN114250532A (en) * | 2020-09-21 | 2022-03-29 | 安徽日发纺织机械有限公司 | Omega-shaped cover belt device |
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