CN104625923A - Metal electric abrasive finishing machine - Google Patents

Abstract

Metal sanding machine, especially a kind of abrasive belt can automatically adjust the deviation, the feed rate during the grinding process can be manually adjusted on the digitally controlled touch display screen, the control is precise and high, and the dust formed by grinding can be fogged It can effectively collect dust, prevent dust from spreading, and protect the operator and the operating environment. However, most of the existing sanding machine belts are manually adjusted, which is time-consuming and labor-intensive. Most of the feed during processing is manually adjusted, and the accuracy is not guaranteed. Moreover, most of the dust collected is collected by external vacuum cleaners and water tanks, and the collection efficiency is low. Low, and not exhaustive, the present invention overcomes and solves the above-mentioned problems.

Description

metal sander

technical field

The invention relates to the mechanical field, in particular to a metal sander.

Background technique

This machine tool researches a kind of metal sanding machine, especially a kind of sanding belt that can automatically adjust the deviation, and the feed rate during the grinding process can be manually adjusted on the digitally controlled touch display screen, with high precision and high control. The dust formed by grinding can be atomized and wetted to effectively collect dust, avoid dust diffusion, and protect the operator and the operating environment. However, most of the existing sanding machine belts are manually adjusted, which is time-consuming and labor-intensive. The feed rate during processing is mostly manually adjusted, and the accuracy is not guaranteed. In addition, most of the dust collected is collected by external vacuum cleaners and water tanks, and the collection efficiency is low. Low and not thorough.

The structural form of this machine tool has been searched by Shandong Provincial Patent Protection Technology Appraisal Center, and the search results did not find any patent documents with the same design and structure as ours. For example, in the retrieved documents, the mechanism described in the patent 201310118873.8 abrasive belt grinder for metal polishing and the adjustment method of the abrasive belt are different from ours. They are adjusted by springs, while ours is adjusted by brake motor structure and Lock the handle structure and adjust the combination of the two; the patent 200920133006.0 sanding machine also describes the treatment of dust after grinding, but the treatment method is different from ours. They are completed by simple water tank sedimentation and filtration, while ours uses Paper bag filter structure realizes dust treatment.

Contents of the invention

The object of the present invention is to provide a metal sander with high precision control, time-saving and labor-saving.

In order to achieve the above object, the technical solution adopted by the present invention is: a metal sander, including a workbench, characterized in that: a base is arranged under the workbench, and the workbench is provided with an abrasive belt drive device and a paper bag filter device, There are multiple grooves on the workbench, and the stoppers for fixing the workpiece are installed on the grooves. The two ends of the workbench are respectively connected with the stroke protection cover, and the stroke protection cover is respectively fixed on the base through the protection connecting frame and fixed under the workbench. Connect the nut seat, the nut seat is connected with the feed screw, the left end of the feed screw is connected with the left flange, the left bearing seat, the left ball screw bearing and the small flange, and the right side of the feed screw is connected There are right flange, right bearing, right ball screw bearing and coupling, the left bearing seat and right bearing seat are respectively fixed at both ends of the base, the coupling is connected with a servo motor, and the servo motor is fixed on the base through a fixing frame The upper part and the lower part of the workbench are fixedly connected with the linear guide rail, the linear guide rail and the slider form a guide rail pair, and the slider is fixed on the base.

The outer layer of the abrasive belt transmission device is an abrasive belt transmission protective cover, including an abrasive belt, the abrasive belt is wound on the upper roller and the lower roller, and the two ends of the upper roller and the lower roller are respectively straddled by the fixed plate and the On the support frame formed by the support arm, the fixed plate and the support arm are fixed on the abrasive belt transmission protective cover through screws, one side of the support arm is fixedly connected with a photoelectric switch bracket, and the two ends of the upper roller are respectively connected with narrow vertical seat spherical ball bearings , the narrow vertical seat spherical ball bearing is fixed on the upper roller bracket, a shaft protrudes from the middle part of the upper roller bracket, the lower end of the shaft is connected to the tensioning cylinder, and the tensioning cylinder is fixed on the support arm through the tensioning cylinder fixing frame; The other end of the upper roller bracket is connected to the lower connecting plate, the lower connecting plate is connected to the upper connecting plate, the upper connecting plate is fixedly connected to the bracket, the bracket is fixedly installed on the shield, the bracket is connected to the fixing seat of the adjusting cylinder through the pin shaft, and the adjusting cylinder is fixed The seat is fixedly connected with the adjustment cylinder, the adjustment cylinder is connected with the shaft through screws and nuts, the other end of the shaft is connected with the eccentric shaft, the other end of the eccentric shaft is placed in the fixed sleeve and fixed by the star handle and the nut, and the fixed sleeve is fixed with the support plate connection, the support plate is fixed on one end of the arm, the F bracket is fixed on the upper roller bracket through bolts and nuts, the opening of the F bracket is provided with a ceramic rod, and the other side of the support arm is also provided with a ceramic rod, and both are in line with the The touch stop switch is connected and fixed in the inner cavity of the support arm through the touch stop switch. The abrasive belt transmission protective cover is fixedly connected with a photoelectric sensor bracket. The photoelectric sensor plate bracket is fixedly connected with a photoelectric sensor plate corresponding to the photoelectric switch. The photoelectric switch is fixed on On the photoelectric switch bracket,

The two ends of the lower roller span across the fixed plate and the support arm, and the two ends are respectively fixed on the left bearing seat and the right bearing seat through the left bearing and the right bearing. One shaft end of the lower roller is connected with the driven pulley. The belt pulley is connected with the motor pulley through the belt, and the motor pulley is connected with the brake motor. The brake motor drives the lower roller to rotate, and the lower roller drives the upper roller to rotate through the abrasive belt. Tight, one end of the tension is controlled by the brake motor control motor connection plate, the other end is controlled by the locking handle, the outer side of the fixed plate is fixedly connected with an ear plate, the locking handle passes through the ear plate, and is connected to the adjusting screw cover and nut in turn and the fixed seat; the top of the motor connecting plate is connected with the abrasive belt transmission protective cover, and the side is fixedly connected with a sliding connection frame. The sliding connection frame passes through two guide shafts, and the two guide shafts are fixedly connected with the abrasive belt transmission protective cover through the gland. , the lower end is slidingly connected with the sliding connection frame through the lubricating sleeve; the motor connecting plate moves through the lifting screw nut connecting seat, and the lifting screw nut connecting seat is fixedly connected with the lifting screw nut seat, and the lifting screw nut seat is passed through the lifting screw, and the lifting screw The two ends are respectively fixedly connected to the base through the ball screw bearing seat, the flange I and the ball screw bearing and the flange II. The lower end of the lifting screw is connected to the shaft coupling II, and the other end of the shaft coupling II is connected to the servo motor, the servo motor is fixed on the sliding seat, and the sliding seat is fixed on the base.

The paper bag filter device includes a dust guide tube, a paper tape is arranged under the dust guide tube, the paper tape is laid flat on the chain rod conveying chain, and the paper tape is wound on the paper bag reel to form a paper tape roll, and the two ends of the paper tape reel are They are respectively fixed on the left bracket and the right bracket, and the left and right support channel steels are respectively fixed on the top of the water tank. One end of the water tank is connected to the dust collection box, and the other end is fixedly connected to the gear motor through the gear motor connecting plate. Connection, connected with the double-row sprocket through the chain, the double-row sprocket is fixed on the connecting shaft II, the two ends of the connecting shaft II are fixed on the left supporting channel steel and the right supporting channel steel, the connecting shaft II is connected with the sprocket I, and connected The two ends of shaft I are fixedly connected to sprocket II and sprocket III respectively. The chain bar conveyor chain is fixed on sprocket I, sprocket II, sprocket III and double-row sprockets. There is a float above the chain bar conveyor chain. The ball and the float are fixed on the float bracket through a small screw rod, and a proximity switch is installed at one end of the float bracket close to the float, and the other end of the float bracket is fixed on the left support channel steel. One end of the left support channel steel and the right support channel steel are respectively fixedly connected to the adjusting frame, and there are two connecting blocks below, the connecting block is fixedly connected to the two ends of the connecting shaft I, and the adjusting screw passes through the adjusting frame to connect with the connecting block.

Description of drawings

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

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the b2-b2 sectional view of Fig. 2;

Fig. 4 is the B1-B1 sectional view of Fig. 1;

Fig. 5 is the C1-C1 sectional view of Fig. 4;

Fig. 6 is the C2-C2 sectional view of Fig. 4;

Fig. 7 is the front view of the paper bag filter device of the present invention,

Fig. 8 is a side view of Fig. 7;

Figure 9 is a top view of Figure 8;

Fig. 10 is a schematic structural view of the abrasive belt transmission device of the present invention;

Fig. 11 is a schematic structural view of the abrasive belt transmission device of the present invention;

Fig. 12 is a sectional view of A1-A1 of Fig. 10;

Fig. 13 is A2-A2 sectional view of Fig. 10;

Fig. 14 is A3-A3 sectional view of Fig. 10;

Fig. 15 A4-A4 rotation sectional view of Fig. 14 .

In the attached picture:

1. Shield; 2. Bracket; 3. Upper connecting plate; 4. Lower connecting plate; 5. Supporting plate; 6. Fixed plate; 7. Locking handle; 8. Adjusting screw cover; 9. Nut; 10. Fixed seat; 11. Left bearing; 12. Left bearing seat; 13. Ear plate; 14. Abrasive belt transmission protective cover; 15. Upper roller; 16. Narrow vertical seat spherical ball bearing; 17. Upper roller bracket; 18. Support arm 19. Ceramic rod; 20. Lower roller; 22. Right bearing seat; 23. Right bearing; 24. Driven wheel expansion sleeve; 25. Driven pulley; 26. F bracket; 27. Bolt; 28 , abrasive belt; 29, tensioning cylinder fixing frame; 30, tensioning cylinder; 31, adjusting cylinder fixing seat; 32, pin shaft; 33, star handle; 34, adjusting cylinder; 35, shaft; 36, eccentric shaft; 37. Fixed sleeve; 38. Touch stop switch; 39. Photoelectric switch; 41. Photoelectric induction bracket; 42. Photoelectric induction board; 43. Photoelectric switch bracket; ;47, operation panel; 48, base; 49, left flange; 50, left bearing seat; 51, left ball screw bearing; 52, small flange; 53, feed screw; 54, nut Seat; 55, block; 56, right flange; 57, right bearing; 58, right ball screw bearing; 59, coupling; 60, fixed frame; 61, servo motor; 62, dust pipe; 63, linear guide rail; 64, slide block; 65, sliding connection frame; 66, brake motor; 67, motor connection plate; 68, motor pulley; 70, water tank; 71, belt; 72, ball screw bearing seat; 73 , Flange Ⅰ; 74, Ball screw bearing; 75, Flange Ⅱ; 76, Lifting nut connecting seat; 77, Lifting screw; 78, Lifting screw nut seat; 79, Coupling Ⅱ; 80, Sliding seat; 81. Servo motor II; 82. Adjusting plate; 83. Screw; 84. Lock nut; 85. Guide slider; 86. Gland; 87. Guide shaft; 88. Lubricating sleeve; 89. Left bracket; 90, float bracket; 91, proximity switch; 92, small screw rod; 93, float; 94, paper bag reel; 95, right bracket; 96, right support channel steel; 97, sprocket Ⅰ; 98, left support groove Steel; 99, double-row sprocket; 100, chain; 101, sprocket; 102, deceleration motor; 103, deceleration motor connecting plate; 104, dust box; 105, adjustment frame; 106, connection block; ;108, paper tape roll; 109, paper tape; 110, water tank; 111, chain bar conveying chain; 112, connecting shaft II; 113, sprocket II; 114, connecting shaft I; 115, sprocket III; 116, sand Belt transmission device; 117, paper bag type filter device.

Detailed ways

The present invention will be further described below in conjunction with accompanying drawing and specific embodiment:

A metal sander, as shown in Figures 1 to 15,

A metal sander, comprising a workbench 46, characterized in that: a base 48 is arranged under the workbench 46, an abrasive belt transmission device 116 and a paper bag filter device 117 are arranged on the workbench 46, and multiple A groove, the groove is installed with the stopper 55 that the workpiece is fixed, the two ends of the workbench 46 are respectively connected with the stroke shield 45, and the stroke shield 45 is respectively fixed on the base 48 by the protective connecting frame 44, under the workbench 46 Fixedly connect the screw nut seat 54, the screw nut seat 54 is connected with the feed screw 53, and the left end of the feed screw 53 is connected with a left flange 49, a left bearing seat 50, a left ball screw bearing 51 and a small flange , the right side of the feed screw 53 is connected with a right side flange 56, a right bearing 57, a right ball screw bearing 58 and a shaft coupling 59, and the left bearing seat 50 and the right bearing seat 57 are respectively fixed on the two ends of the base 48, The coupling 59 is connected with a servo motor 61, the servo motor 61 is fixed on the base 48 through the fixing frame 60, and the linear guide rail 63 is fixedly connected to the bottom of the workbench 46. The linear guide rail 63 and the slider 64 form a rail pair, and the slider 64 is fixed on the base 48 on.

The outer layer of the abrasive belt transmission device 116 is an abrasive belt transmission protective cover 14, including an abrasive belt 28, and the abrasive belt 28 is wound on the upper roller 15 and the lower roller 20, and the upper roller 15 and the lower roller 20 are two The ends span respectively on the support frame formed by the fixed plate 6 and the support arm 18. The fixed plate 6 and the support arm 18 are fixed on the abrasive belt drive shield 14 by screws, and one side of the support arm 18 is fixedly connected with a photoelectric switch bracket 43. , the two ends of the upper roller 15 are respectively connected with narrow vertical seat spherical ball bearings 16, the narrow vertical seat spherical ball bearings 16 are fixed on the upper roller support 17, and the middle part of the upper roller support 17 protrudes from a shaft, and the lower end of the shaft Connect the tensioning cylinder 30, the tensioning cylinder 30 is fixed on the support arm 18 through the tensioning cylinder fixing frame 29; The plate 3 is fixedly connected to the support 2, and the support 2 is fixedly installed on the shield 1. The support 2 is connected with the adjusting cylinder fixing seat 31 through the pin shaft 32, and the adjusting cylinder fixing seat 31 is fixedly connected with the adjusting cylinder 34. The adjusting cylinder 34 is connected by screws, The nut is connected with the shaft 35, the other end of the shaft 35 is connected with the eccentric shaft 36, the other end of the eccentric shaft 36 is placed in the fixed sleeve 37 and fixed by the star handle 33 and the nut, the fixed sleeve 37 is fixedly connected with the support plate 5, the support plate 5 is fixed on one end of the support arm 18, the F support 26 is fixed on the upper roller support 17 through bolts 27 and nuts, the opening of the F support 26 is provided with a ceramic rod 19, and the other end of the support arm 18 is also provided with a ceramic rod 19, and are all connected with the stop switch 38, fixed in the inner cavity of the support arm 18 by the stop switch 38, the abrasive belt drive protective cover 14 is fixedly connected with the photoelectric induction support 41, and the photoelectric induction plate support 41 is fixedly connected with the photoelectric induction plate support 41. The photoelectric induction plate 42 corresponding to the switch 39, the photoelectric switch 39 is fixed on the photoelectric switch bracket 43,

The two ends of the lower roller 20 span the below of the fixed plate 6 and the support arm 18, and the two ends are respectively fixed on the left bearing seat 12 and the right bearing seat 22 through the left bearing 11 and the right bearing 23. One shaft end of the lower roller 20 Connect the driven pulley 25, the driven pulley 25 is connected with the motor pulley 68 through the belt 71, the motor pulley 68 is connected with the brake motor 66, the brake motor 66 drives the lower roller 20 to rotate, and the lower roller 20 drives the upper roller 20 through the abrasive belt 28. The roller 15 rotates, and the abrasive belt 28 is provided with tension on the upper roller 15 and the lower roller 20. One end of the tension is controlled by the brake motor 66 to control the motor connecting plate 67, and the other end is controlled by the locking handle 7 to fix The outer side of the plate 6 is fixedly connected with an ear plate 13, and the locking handle 7 passes through the ear plate 13, and then connects the adjusting screw cover 8, the nut 9 and the fixing seat 10 in turn; , the side is fixedly connected with a sliding connection frame 65, the sliding connection frame 65 passes through two guide shafts 87, the two guide shafts 87 are fixedly connected with the abrasive belt drive protective cover 14 through a gland 86, and the lower end is connected with the sliding connection frame through a lubricating sleeve 88 65 is slidingly connected; the motor connecting plate 67 moves through the lifting screw female connecting seat 76, and the lifting screw female connecting seat 76 is fixedly connected with the lifting screw female seat 78, and the lifting screw female seat 78 is worn with a lifting screw 77, and the lifting screw 77 is two The ends are fixedly connected to the base through the ball screw bearing seat 72, the flange I 73, the ball screw bearing 74, and the flange II 75 respectively. The lower end of the lifting screw 77 is connected to the shaft coupling II79, and the other end of the shaft coupling II79 is connected to the servo motor 81. The servo motor 81 is fixed on the sliding seat 80, and the sliding seat 80 is fixed on the base 48.

The paper bag filter device 117 includes a dust guide pipe 62, a paper tape 109 is arranged below the dust guide pipe 62, and the paper tape 109 is laid flat on the chain bar conveying chain 111, and the paper tape 109 is wound on the paper bag reel 94 to form a paper bag. Tape roll 108, paper tape reel 94 two ends are respectively fixed on the left bracket 89 and the right bracket 95, left support channel steel 98 and right support channel steel 96 are respectively fixed above the water tank 110, and one end of the water tank 110 is connected to the dust box 104, The other end is fixedly connected to the deceleration motor 102 through the deceleration motor connecting plate 103, the shaft end of the deceleration motor 102 is connected to the sprocket 101, and is connected to the double-row sprocket 99 through the chain 100. The double-row sprocket 99 is fixed on the connecting shaft II 112, and the connecting shaft The two ends of Ⅱ112 are fixed on the left support channel steel 98 and the right support channel steel 96, the connecting shaft II112 is connected with the sprocket I97, and the two ends of the connecting shaft I114 are respectively fixedly connected with the sprocket II113 and the sprocket III115, and the chain bar conveyor chain 111 is It is fixed on the sprocket I97, sprocket II113, sprocket III115 and double-row sprocket 99, and there is a floating ball 93 above the chain bar type conveying chain 111, and the floating ball 93 is fixed on the floating ball bracket 90 through a small screw rod 92, And a proximity switch 91 is installed near the end of the float 93 in the float support 90 , and the other end of the float support 90 is fixed on the left support channel steel 98 . One end of the left support channel steel 98 and the right support channel steel 96 is respectively fixedly connected to the adjustment frame 105, and there are two connection blocks 106 below, the connection block (106 is fixedly connected to the two ends of the connection shaft I 114, and the adjustment screw rod 107 passes through the adjustment frame (105 is connected with connection block 106.

The abrasive belt of this machine tool has the function of automatic adjustment. Its deviation is divided into micro-adjustment and deviation adjustment. The deviation adjustment is equipped with a stop switch to ensure safety. The abrasive belt is wound on the upper and lower rollers 1,20. One of the supporting ends of the upper roller 1 adopts the structure of an eccentric shaft 36 and a fixed sleeve 37 to adjust the abrasive belt. The shaft end is connected with the adjustment cylinder 34 fixed on the upper roller bracket 17, and the fixed sleeve The 37 has a star handle 33 to adjust, which can be used when adjusting the deviation of the abrasive belt 28 and the action frequency of the cylinder at the initial stage of assembly. At the initial stage of assembly, the deviation direction of the abrasive belt can be adjusted to a small amount in the direction with the adjustment cylinder 34. In order to realize the fine adjustment of the abrasive belt 28, a photoelectric sensor switch 39 is installed on the machine. When the abrasive belt deviates to a certain distance to block the Behind the induction plate 42, the photoelectric sensor switch 39 will give a signal to the adjustment cylinder 34, and the adjustment cylinder 34 will perform a stretching action, driving the upper roller bracket 17 to swing back and forth and return to the original state, and at the same time, the abrasive belt 28 will move away from the adjustment end After the upper roller 15 returns to its original position, the abrasive belt 28 will slowly deflect to the adjustment end again, and the next adjustment action will be carried out again. When the abrasive belt 28 deviates beyond the induction range of the induction plate 42, ceramic rods 19 are installed at the two ends of the upper roller bracket 17, and the ceramic rods 19 are connected with the stop switch 38. It is longer, in order to ensure that the position is maintained by the F frame 26, when the abrasive belt 28 deviates, the abrasive belt 28 will run into the ceramic rod 19, and the machine will stop, so as to ensure that the abrasive belt 28 will not run in any direction. Beyond the position of the stop switch 38, the abrasive belt 28 will stop after running into the stop switch 38, so as to ensure safety.

The top of the motor connecting plate 67 is in contact with the abrasive belt transmission protective cover 14, and the side is fixedly connected with the sliding connection frame 65. The sliding connection frame 65 passes through two guide shafts 87, and the two guide shafts 87 are protected by the gland 86 and the abrasive belt transmission. The cover 14 is fixedly connected, and the lower end is slidably connected with the sliding connection frame 65 through a lubricating sleeve 88 . Therefore when the motor connecting plate 67 moved upwards, the abrasive belt transmission protective cover 14 was pushed upwards with the guide shaft 87 as a guide, and the abrasive belt transmission protective cover 14 was connected with the abrasive belt transmission part, thereby realizing the adjustment of the abrasive belt transmission part gap. The movement of the motor connection plate 67 is completed under the drive of the lifting screw nut connecting seat 76. The embodiment is: the lifting screw nut connecting seat 76 is fixedly connected with the lifting screw female seat 78, and the lifting screw female seat 78 is worn with a lifting screw 77, the lifting screw 77 two ends are fixedly connected on the base by ball screw bearing housing 72, flange I 73 and ball screw bearing 74, flange II 75 respectively. The lower end of the lifting screw 77 is connected to the shaft coupling II79, and the other end of the shaft coupling II79 is connected to the servo motor 81. The servo motor 81 is fixed on the sliding seat 80, and the sliding seat 80 is fixed on the base 48. Therefore, under the drive of the servo motor 81, the lifting lead screw 77 rotates, driving the lifting screw female seat 78 to rise or fall, thereby driving the motor connecting plate 67 to rise or fall, so as to realize the adjustment of the gap of the abrasive belt transmission part and the cutting amount.

The atomizing water spraying device installed at the lower roller 20 of the abrasive belt flows into the water-passing tank 70 at the two ends of the workbench 46 after the powdery during grinding is wetted and dropped, and the water-passing tank 70 is fixed on the base 48, and then The aqueduct flows into the paper tape 109 of the paper tape filter device for filtration. After the dust accumulates to a certain amount, it will touch the floating ball 93. The floating ball 93 rises and touches the proximity switch 91. The proximity switch 91 controls the reduction motor 102. At this time, the speed is reduced. The operation of motor 102 drives sprocket 101 to rotate, and sprocket 101 drives double-row sprocket 99 to rotate through chain 100, and double-row sprocket 99 drives sprocket I97 to rotate through connecting shaft II 112, thereby drives the whole chain bar type conveying chain 111 to move. Through time-delay control until the paper tape is replaced with a clean one, the filter residue and the used paper tape enter the dust box 104 at one end. New paper tape is pulled out then bedding on the chain bar type conveying chain 111, continues to collect dust.

The tension adjustment of the chain-rod conveyor chain 111 is as follows: one end of the left and right supporting channel steel 98, 96 is fixedly connected to the adjusting frame 105, and there are two connecting blocks 106 below, and the connecting block 106 is fixedly connected to the two ends of the connecting shaft I114, and the adjustment The screw rod 107 passes through the adjusting frame 105 and is connected with the connecting block 106. When the adjusting screw rod 107 is adjusted, the connecting block 106 can be pushed to move, thereby driving the connecting shaft I114 to move back and forth, thereby adjusting the tension and relaxation of the chain-rod conveyor chain 111.

Claims (3)

1. a metal sand ray machine, comprise workbench (46), it is characterized in that: workbench (46) is arranged with base (48), workbench (46) is provided with abrasive band transmission device (116) and paper bag type filter for installation (117), workbench (46) is provided with multiple groove, groove is provided with the block (55) that processing work is fixed, workbench (46) two ends connect stroke protective cover (45) respectively, stroke protective cover (45) is fixed on base (48) respectively by protection link (44), nut seat (54) is fixedly connected with in workbench (46) below, nut seat (54) is connected with feed screw (53), feed screw (53) left end is connected with left side ring flange (49), left shaft holder (50), roll left ballscrew bearing (51) and small flange plate, feed screw (53) right side is connected with right flange dish (56), right bearing (57), right ball-screw bearing (58) and shaft coupling (59), left shaft holder (50) and right bearing seat (57) are separately fixed at base (48) two ends, shaft coupling (59) is connected with servomotor (61), servomotor (61) is fixed on base (48) by fixed mount (60), workbench (46) below is fixedly connected with line slideway (63), line slideway (63) and slide block (64) form guideway, slide block (64) is fixed on base (48).

2. a kind of metal sand ray machine according to claim 1, it is characterized in that: described abrasive band transmission device (116) skin is abrasive band transmission protective cover (14), comprise abrasive band (28), abrasive band (28) is wrapped in roller bearing (15), on lower roller bearing (20), upper roller bearing (15) and lower roller bearing (20) two ends are crossed over respectively on the bracing frame formed by fixed head (6) and support arm (18), fixed head (6) and support arm (18) are fixed on abrasive band transmission protective cover (14) by screw, support arm (18) side is fixedly connected with optoelectronic switch support (43), upper roller bearing (15) two ends connect narrow plummer block housing spherical ball bearing (16) respectively, narrow plummer block housing spherical ball bearing (16) is fixed on roller support (17), an axle is stretched out in upper roller support (17) middle part, the lower end of axle connects tensioning cylinder (30), tensioning cylinder (30) is fixed on support arm (18) by tensioning cylinder fixed mount (29), the other end of upper roller support (17) connects lower plate (4), lower plate (4) connects upper plate (3), upper plate (3) is fixedly connected with support (2), support (2) is fixedly mounted on guard shield (1), support (2) is connected with adjustment cylinder holder (31) by bearing pin (32), adjustment cylinder holder (31) is fixedly connected with adjustment cylinder (34), adjustment cylinder 34) pass through screw, nut is connected with axle (35), the other end of axle (35) is connected with eccentric shaft (36), (36 other ends are placed on fixed cover and (are fixed by star grip knob (33) and nut in 37 eccentric shaft, fixed cover (37) is fixedly connected with gripper shoe (5), gripper shoe (5) is fixed on support arm (18) one end, F support (26) is fixed on upper roller support (17) by bolt (27) and nut, the opening part of F support (26) is provided with ceramic rod (19), the other end of support arm (18) is provided with ceramic rod (19) equally, and all with touch guard's valve (38) and be connected, be fixed in support arm (18) inner chamber by touching guard's valve (38), abrasive band transmission protective cover (14) is fixedly connected with optoelectronic induction support (41), optoelectronic induction board mount (41) is fixedly connected with the optoelectronic induction plate (42) corresponding with optoelectronic switch (39), optoelectronic switch (39) is fixed on optoelectronic switch support (43),

The below at fixed head (6) and support arm (18) is crossed at lower roller bearing (20) two ends, two ends are fixed on left shaft holder (12) and right bearing seat (22) respectively by left bearing (11) and right bearing (23), one axle head of lower roller bearing (20) connects driven pulley (25), driven pulley (25) is connected with motor pulley (68) by belt (71), motor pulley (68) is connected with brake motor (66), brake motor (66) drives lower roller bearing (20) to rotate, lower roller bearing (20) is rotated by roller bearing (15) in abrasive band (28) drive, abrasive band (28) is provided with tensioning on upper roller bearing (15) and lower roller bearing (20), tensioning one end controls connecting plate for electric motor (67) by brake motor (66) and controls, the other end is controlled (7) by locking hand, the outside of fixed head (6) is fixedly connected with an otic placode (13), lock hand (7) through otic placode (13), connect successively and regulate blind nut (8), nut (9) and holder (10), being connected with abrasive band transmission protective cover (14) above of connecting plate for electric motor (67), side is fixedly connected with the frame that is slidably connected (65), be slidably connected frame (65) through two axis of guides (87), two axis of guides (87) are fixedly connected with abrasive band transmission protective cover (14) by gland (86), and lower end is slidably connected by lubricating sleeve (88) and the frame (65) that is slidably connected, connecting plate for electric motor (67) is moved by lifting nut Connection Block (76), lifting nut Connection Block (76) is fixedly connected with lifting nut seat (78), elevating screw (77) is installed with in lifting nut seat (78), elevating screw (77) two ends are respectively by ball-screw bearing block (72), ring flange I (73) and ball-screw bearing (74), ring flange II (75) is fixedly connected on base, the lower end of elevating screw (77) connects shaft coupling II (79), the other end of shaft coupling II (79) connects servomotor (81), servomotor (81) is fixed on sliding seat (80), sliding seat (80) is fixed on base (48).

3. a kind of metal sand ray machine according to claim 1, it is characterized in that: described paper bag type filter for installation (117) comprises dust guiding tube (62), dust guiding tube (62) below is provided with paper tape (109), paper tape (109) is laid on chain bar chain (111), paper tape (109) is wrapped on paper bag spool (94) and forms reel (108), paper tape spool (94) two ends are separately fixed on left socle (89) and right support (95), left support channel-section steel (98) and right support channel-section steel (96) are separately fixed at water tank (110) top, one end of water tank (110) connects disposal box (104), the other end is fixedly connected with reducing motor (102) by reducing motor connecting plate (103), reducing motor (102) axle head is connected with sprocket wheel (101), be connected with duplex chain wheel (99) by chain (100), duplex chain wheel (99) is fixed on connecting axle II (112), connecting axle II (112) two ends are fixed on left support channel-section steel (98) and right support channel-section steel (96), connecting axle II (112) connects chain wheel I (97), connecting axle I (114) two ends are fixedly connected with chain wheel II (113) and sprocket wheel III (115) respectively, chain-bar type chain (111) is fixed on chain wheel I (97), chain wheel II (113), on sprocket wheel III (115) and duplex chain wheel (99), a ball float (93) is had in chain-bar type chain (111) top, ball float (93) is fixed on ball float support (90) by minor leading screw (92), and close to one end of ball float (93), one proximity switch (91) is installed at ball float support (90), ball float support (90) other end is fixed on left support channel-section steel (98), adjusting bracket (105) is fixedly connected with respectively with one end of right support channel-section steel (96) at left support channel-section steel (98), there are two contiguous blocks (106) below, contiguous block (106) is fixedly connected on connecting axle I (114) two ends place, and adjusting screw(rod) (107) is connected with contiguous block (106) through adjusting bracket (105).