Shot blasting machine for renovating surface of recycled template

Abstract

The invention discloses a shot blasting machine for renovating the surface of a recycled template, and relates to the technical field of template renovating, the shot blasting machine comprises a rack, the rack is sleeved with a box body, the inner wall of the top of the box body is fixedly connected with a shot blasting machine, the shot blasting machine further comprises a cleaning mechanism, and the cleaning mechanism is located on the rack. Through the arrangement of the automatic replacement unit, the driving unit drives the reciprocating screw rod to rotate, the reciprocating screw rod rotates to drive the reciprocating shaft sleeve to reciprocate, and the reciprocating shaft sleeve moves to drive the fixed block, the shaft pin and the extrusion block to reciprocate; an extrusion block extrudes a fixing piece to drive a circular ring block and a rotating shaft to rotate, the rotating shaft rotates to drive a sliding sleeve and a sponge brush to rotate, the circular ring block rotates to drive a telescopic plug pin to move out of the current inserting groove until the telescopic plug pin enters the adjacent inserting groove, the extrusion block stops extruding the fixing piece, and then the sponge brush for wiping the template can be replaced; and the cleaning effect of the sponge brush on the template is improved.

Description

Technical Field

[0001] The invention relates to the technical field of template renovation, in particular to a shot blasting machine used for renovating and recycling the surface of a template. Background Art

[0002] Shot blasting machine refers to casting equipment that uses high-speed steel shots thrown by the shot blaster to clean or strengthen the surface of castings. After the template is recovered, the surface of the template needs to be shot blasted.

[0003] A Chinese patent with announcement number CN113787461B discloses a shot blasting machine for refurbishing and recycling the surface of a template, including a working box, a shot blasting device, a feeding pipe, a power device, a cleaning device and a fixing device. The shot blasting device includes an electric rotating shaft, a first rotating member, a driving assembly, a second rotating member, a first shot dividing wheel, a second shot dividing wheel and a projectile. The first rotating member, the driving assembly and the second shot dividing wheel are fixedly mounted on the electric rotating shaft. The driving assembly is connected to the first shot dividing wheel through a fixed column. The first rotating member is located in the inner cavity of the second rotating member, and the electric rotating shaft passes through the second shot dividing wheel and the second rotating member in sequence and is connected to the first rotating member. The first shot dividing wheel is fixedly mounted on the outer side of the second rotating member, and the projectile is fixedly mounted on the outer side of the second shot dividing wheel.

[0004] However, the above invention has the following shortcomings: during the shot blasting process of the existing recycling template, there will be a lot of dust and impurities on the surface of the template. Most of them first use a cleaning brush to clean the dust and impurities on the surface of the template, and then use a sponge brush to wipe the floating dust on the surface of the template. During the process of cleaning the template, the sponge brush cannot be replaced in time, resulting in the sponge brush The cleaning ability of the sponge brush gradually decreases when used for a long time, thereby reducing the cleaning effect of the template. Summary of the invention

[0005] The object of the present invention is to provide a shot blasting machine for refurbishing the surface of a recycled template to solve the problems raised in the above background technology.

[0006] The technical solution of the present invention is: a shot blasting machine for refurbishing and recycling the surface of a template, comprising a frame, a box body is sleeved on the frame, and the top inner wall of the box body is fixedly connected to the shot blasting machine, and also includes:

[0007] A cleaning mechanism, wherein the cleaning mechanism is located on the frame;

[0008] The cleaning mechanism comprises an automatic replacement unit, a driving unit and a centering unit. The automatic replacement unit comprises two support plates fixedly connected to the frame, the two support plates are rotatably connected with a rotating shaft, a sliding sleeve is slidably sleeved on the rotating shaft, three sponge brushes are fixedly connected to the sliding sleeve, a circular ring block is fixedly sleeved on one end of the rotating shaft, three fixing plates are fixedly connected on the circular ring block, a telescopic latch is fixedly connected on the circular ring block, one side of one of the support plates is provided with three slots, one end of the telescopic latch extends into one of the slots, an extrusion spring is sleeved on the telescopic latch, and the two ends of the extrusion spring are respectively fixedly connected to the telescopic latch and the circular ring block, two fixing plates are fixedly connected to the top of one side of the frame, a reciprocating screw rod is rotatably connected to the two fixing plates, a reciprocating shaft sleeve is adapted to be installed on the reciprocating screw rod, a fixing block is fixedly connected to one side of the reciprocating shaft sleeve, a shaft pin is rotatably connected to the fixing block, and an extrusion block is rotatably connected to the bottom end of the shaft pin, and the fixing plate is located in the direction in which the extrusion block moves toward the shot blasting machine.

[0009] Preferably, a first torsion spring is sleeved on the shaft pin, and two ends of the first torsion spring are fixedly connected to the shaft pin and the fixing block respectively.

[0010] Preferably, the two fixing plates are commonly and fixedly connected with a guide rod, and the reciprocating shaft sleeve is slidably sleeved on the guide rod.

[0011] Preferably, the driving unit includes a mounting plate fixedly connected to the top of the other side of the frame, a driven rod is rotatably connected to the mounting plate, a second belt transmission assembly is commonly tensioned and sleeved on the driven rod and the reciprocating screw rod, a plurality of cleaning brushes are evenly and fixedly connected to the second belt transmission assembly, one end of the driven rod is fixedly connected to a turntable, one side of the turntable is fixedly connected to a cylindrical rod, a sliding rod is slidably connected to the other support plate, one end of the sliding rod is fixedly connected to a fixing ring, the fixing ring is rotatably sleeved on the sliding sleeve, the other end of the sliding rod is fixedly connected to a strip ring, and one end of the cylindrical rod extends into the strip ring.

[0012] Preferably, a rotating rod is rotatably connected to the box body, one end of the rotating rod and the reciprocating screw rod are fixedly connected to a bevel gear, the two bevel gears are meshed, a driving assembly is installed at one end of the frame, and the other end of the frame is rotatably connected to a rotating shaft, a conveyor belt is tensioned and sleeved on the rotating shaft and the driving assembly, and a first belt transmission assembly is tensioned and sleeved on the rotating shaft and the rotating rod.

[0013] Preferably, a collection box is fixedly connected to one side of the box body, and the collection box is located below the driven rod.

[0014] Preferably, the centering unit includes a slide rail fixedly connected to the box body, and two sliders are slidably connected to the slide rail, and the bottom ends of the two sliders are fixedly connected to a clamping plate, one side of one of the clamping plates is fixedly connected to a T-shaped block, and one end of the reciprocating screw rod is fixedly connected to a cam, and the cam is engaged with the T-shaped block.

[0015] Preferably, the tops of the two sliding blocks are fixedly connected with racks, the top of the slide rail is fixedly connected with a rotating column, the top of the rotating column is rotatably connected with a gear, and the two racks are meshed with the gear.

[0016] Preferably, a second torsion spring is sleeved on the rotating column, and two ends of the second torsion spring are respectively meshed with the slide rail and the gear.

[0017] The present invention provides a shot blasting machine for refurbishing and recycling the surface of a template by improvement, which has the following improvements and advantages compared with the prior art:

[0018] First, the present invention sets an automatic replacement unit, and the driving unit drives the reciprocating screw to rotate, and the rotation of the reciprocating screw drives the reciprocating shaft sleeve to move back and forth, and the movement of the reciprocating shaft sleeve drives the fixed block, the shaft pin and the extrusion block to move back and forth. When the extrusion block moves toward the direction of the shot blasting machine, the extrusion block squeezes the fixed plate to drive the annular block and the rotating shaft to rotate, and the rotation of the rotating shaft drives the sliding sleeve and the sponge brush to rotate. The rotation of the annular block drives the telescopic pin to move out of the current slot until it enters the adjacent slot. The extrusion block stops squeezing the fixed plate, and then the sponge brush for wiping the template can be replaced, thereby improving the cleaning effect of the sponge brush on the template.

[0019] Second, the present invention arranges a driving unit, wherein the driving assembly drives the rotating shaft and the conveyor belt to rotate, the rotating shaft rotates through the first belt transmission assembly to drive the rotating rod to rotate, the rotating rod rotates through two bevel gears to drive the reciprocating screw to rotate, the reciprocating screw rotates to drive the second belt transmission assembly and the driven rod to rotate, the second belt transmission assembly rotates to drive multiple cleaning brushes to rotate, the rotation of multiple cleaning brushes can clean impurities and dust on the surface of the template after shot blasting, the driven rod rotates to drive the turntable to rotate, the rotation of the turntable drives the cylindrical rod to rotate in a circle, the rotation of the cylindrical rod drives the bar ring and the sliding rod to reciprocate, the reciprocating movement of the sliding rod drives the fixed ring, the sliding rod and the sliding sleeve to move, the sliding sleeve drives the sponge brush to move, so that the sponge brush wipes the surface of the template, thereby improving the cleaning effect of the template.

[0020] Thirdly, the present invention sets a centering unit, and the reciprocating screw rotates to drive the cam to rotate. The cam rotates to squeeze the T-shaped block and one of the clamps to move. With the cooperation of the gear and the rack, the two clamps are brought close to each other to center the template, ensuring that the template will not be offset. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0023] Figure 2 It is a schematic diagram of the internal cross-sectional three-dimensional structure of the box body in the present invention;

[0024] Figure 3 It is a schematic diagram of the three-dimensional structure of the cleaning mechanism in the present invention;

[0025] Figure 4 It is a schematic diagram of the three-dimensional structure of the driving unit in the present invention;

[0026] Figure 5 It is a schematic diagram of the three-dimensional structure of the automatic replacement unit in the present invention;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the fixed block and the extrusion block in the present invention;

[0028] Figure 7 It is a schematic diagram of the three-dimensional structure of the centering unit in the present invention.

[0029] Reference numerals:

[0030] 1. Frame; 11. Drive assembly; 12. Rotating shaft; 13. Conveyor belt; 14. Rotating rod; 15. First belt transmission assembly; 2. Fixed plate; 21. Reciprocating screw rod; 22. Mounting plate; 23. Follower rod; 24. Second belt transmission assembly; 25. Cleaning brush; 26. Bevel gear; 27. Turntable; 28. Cylindrical rod; 29. ​​Collecting box; 3. Support plate; 31. Rotating shaft; 32. Sliding sleeve; 33. Sponge brush; 34. Fixed ring; 35. Sliding rod ; 36. Bar ring; 37. Circular ring block; 38. Fixed plate; 39. Telescopic latch; 310. Extrusion spring; 311. Slot; 4. Reciprocating sleeve; 41. Guide rod; 42. Fixed block; 43. Axle pin; 44. First torsion spring; 45. Extrusion block; 5. Slide rail; 51. Slider; 52. Clamp; 53. Rack; 54. Rotating column; 55. Gear; 56. Second torsion spring; 57. T-block; 58. Cam; 6. Box; 61. Shot blasting machine. DETAILED DESCRIPTION

[0031] The present invention is described in detail below, and the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] The present invention provides a shot blasting machine for refurbishing and recycling the surface of a template by improvement. The technical solution of the present invention is:

[0033] like Figures 1 to 7 As shown, the embodiment of the present invention provides a shot blasting machine for refurbishing and recycling the surface of a template, including a frame 1, a box body 6 is sleeved on the frame 1, and a shot blasting machine 61 is fixedly connected to the top inner wall of the box body 6, and also includes:

[0034] A cleaning mechanism, the cleaning mechanism is located on the frame 1;

[0035] The cleaning mechanism includes an automatic replacement unit, a driving unit and a centering unit. The automatic replacement unit includes two support plates 3 fixedly connected to the frame 1, the two support plates 3 are connected to a rotating shaft 31 for common rotation, a sliding sleeve 32 is slidably sleeved on the rotating shaft 31, and three sponge brushes 33 are fixedly connected to the sliding sleeve 32. A circular ring block 37 is fixedly sleeved on one end of the rotating shaft 31, and three fixing plates 38 are fixedly connected to the circular ring block 37. A telescopic latch 39 is fixedly connected to the circular ring block 37. One side of one of the support plates 3 is provided with three slots 311, and one end of the telescopic latch 39 extends into one of the slots 311. An extrusion spring 310 is sleeved on the telescopic latch 39, and the two ends of the extrusion spring 310 are fixedly connected to the telescopic latch 39 and the circular ring block 37, respectively. Two fixed plates 2 are fixedly connected to the top of one side of the frame 1, and a reciprocating screw rod 21 is connected to the two fixed plates 2 for common rotation, and a reciprocating shaft sleeve 4 is adapted to be installed on the reciprocating screw rod 21. A fixed block 42 is fixedly connected to one side, and an axle pin 43 is rotatably connected to the fixed block 42. The bottom end of the axle pin 43 is rotatably connected to the extrusion block 45, and the fixed sheet 38 is located in the direction in which the extrusion block 45 moves toward the shot blasting machine 61; through the setting of the automatic replacement unit, the driving unit drives the reciprocating screw 21 to rotate, and the rotation of the reciprocating screw 21 drives the reciprocating shaft sleeve 4 to reciprocate, and the movement of the reciprocating shaft sleeve 4 drives the fixed block 42, the axle pin 43 and the extrusion block 45 to reciprocate. When the extrusion block 45 moves toward the direction of the shot blasting machine 61, the extrusion block 45 squeezes the fixed sheet 38 to drive the annular block 37 and the rotating shaft 31 to rotate, and the rotation of the rotating shaft 31 drives the sliding sleeve 32 and the sponge brush 33 to rotate, and the rotation of the annular block 37 drives the telescopic pin 39 to move out of the current slot 311 until it enters the adjacent slot 311, and the extrusion block 45 stops squeezing the fixed sheet 38, so that the sponge brush 33 for wiping the template can be replaced, thereby improving the cleaning effect of the sponge brush 33 on the template.

[0036] Furthermore, a first torsion spring 44 is sleeved on the shaft pin 43, and both ends of the first torsion spring 44 are fixedly connected to the shaft pin 43 and the fixing block 42 respectively; through the setting of the first torsion spring 44, the first torsion spring 44 can drive the shaft pin 43 and the extrusion block 45 to reset.

[0037] Furthermore, a guide rod 41 is fixedly connected to the two fixing plates 2 , and the reciprocating shaft sleeve 4 is slidably sleeved on the guide rod 41 ; the setting of the guide rod 41 plays a role in guiding the reciprocating shaft sleeve 4 .

[0038] Furthermore, the driving unit includes a mounting plate 22 fixedly connected to the top of the other side of the frame 1, a driven rod 23 is rotatably connected to the mounting plate 22, a second belt transmission assembly 24 is tensioned and sleeved on the driven rod 23 and the reciprocating screw rod 21, a plurality of cleaning brushes 25 are evenly fixedly connected to the second belt transmission assembly 24, one end of the driven rod 23 is fixedly connected to a turntable 27, one side of the turntable 27 is fixedly connected to a cylindrical rod 28, a sliding rod 35 is slidably connected to the other support plate 3, and one end of the sliding rod 35 is fixedly connected to a fixed ring 34, the fixed ring 34 is rotatably sleeved on the sliding sleeve 32, the other end of the sliding rod 35 is fixedly connected to the strip ring 36, one end of the cylindrical rod 28 extends into the strip ring 36, the box body 6 is rotatably connected to the rotating rod 14, one end of the rotating rod 14 and the reciprocating screw rod 21 are fixedly connected to the bevel gear 26, the two bevel gears 26 are meshed, one end of the frame 1 is installed with a driving assembly 11, the other end of the frame 1 is rotatably connected to the rotating shaft 12, the rotating shaft 12 and the driving assembly 11 are jointly tensioned and sleeved with a conveyor belt 13, the rotating shaft 12 and the rotating rod 14 are jointly tensioned with a first belt transmission assembly 15; through the setting of the driving unit, the driving assembly 11 drives the rotating shaft 12 and the conveyor belt 13 to rotate, the rotating shaft 12 rotates through the first belt transmission assembly 15 to drive the rotating rod 14 to rotate, the rotating rod 14 rotates through two bevel gears 26 to drive the reciprocating screw rod 21 to rotate, the reciprocating screw rod 21 rotates to drive the second belt transmission assembly 24 and the driven rod 23 to rotate, the second belt transmission assembly 24 rotates to drive multiple cleaning brushes 25 to rotate, The rotation of multiple cleaning brushes 25 can clean impurities and dust on the surface of the template after shot blasting. The rotation of the driven rod 23 drives the turntable 27 to rotate. The rotation of the turntable 27 drives the cylindrical rod 28 to rotate in a circle. The rotation of the cylindrical rod 28 drives the bar ring 36 and the sliding rod 35 to move back and forth. The reciprocating movement of the sliding rod 35 drives the fixed ring 34, the sliding rod 35 and the sliding sleeve 32 to move. The sliding sleeve 32 drives the sponge brush 33 to move, so that the sponge brush 33 wipes the surface of the template, thereby improving the cleaning effect of the template.

[0039] Furthermore, a collecting box 29 is fixedly connected to one side of the box body 6, and the collecting box 29 is located below the driven rod 23; through the setting of the collecting box 29, the cleaning brush 25 can sweep the dust and impurities on the template into the collecting box 29 for collection.

[0040] Furthermore, the centering unit includes a slide rail 5 fixedly connected to the box body 6, and two sliders 51 are slidably connected to the slide rail 5, and the bottom ends of the two sliders 51 are fixedly connected with a clamping plate 52, and one side of one of the clamping plates 52 is fixedly connected with a T-shaped block 57, and one end of the reciprocating screw 21 is fixedly connected with a cam 58, and the cam 58 is meshed with the T-shaped block 57. The tops of the two sliders 51 are fixedly connected with a rack 53, and the top of the slide rail 5 is fixedly connected with a rotating column 54, and the top of the rotating column 54 is rotatably connected with a gear 55, and the two racks 53 are meshed with the gear 55; through the setting of the centering unit, the reciprocating screw 21 rotates to drive the cam 58 to rotate, and the cam 58 rotates to squeeze the T-shaped block 57 and one of the clamping plates 52 to move, and under the cooperation of the gear 55 and the rack 53, the two clamping plates 52 are close to each other to center the template to ensure that the template will not shift.

[0041] Furthermore, a second torsion spring 56 is sleeved on the rotating column 54, and both ends of the second torsion spring 56 are respectively engaged with the slide rail 5 and the gear 55; through the setting of the second torsion spring 56, the second torsion spring 56 can drive the gear 55, the rack 53, the slider 51, the clamping plate 52 and the T-shaped block 57 to reset.

[0042] Specific implementation steps: the driving component 11 drives the rotating shaft 12 and the conveyor belt 13 to rotate, the conveyor belt 13 drives the template to enter the box 6, so that the shot blasting machine 61 blasts the template, the rotating shaft 12 rotates through the first belt transmission component 15 to drive the rotating rod 14 to rotate, the rotating rod 14 rotates through two bevel gears 26 to drive the reciprocating screw rod 21 to rotate, the reciprocating screw rod 21 rotates to drive the second belt transmission component 24 and the driven rod 23 to rotate, the second belt transmission component 24 rotates to drive multiple cleaning brushes 25 to rotate, and the rotation of multiple cleaning brushes 25 can remove impurities and dust on the surface of the template after shot blasting. The driven rod 23 rotates to drive the turntable 27 to rotate, the turntable 27 rotates to drive the cylindrical rod 28 to rotate in a circle, the cylindrical rod 28 rotates to drive the strip ring 36 and the sliding rod 35 to reciprocate, the sliding rod 35 reciprocates to drive the fixed ring 34, the sliding rod 35 and the sliding sleeve 32 to move, the sliding sleeve 32 drives the sponge brush 33 to move, so that the sponge brush 33 wipes the surface of the template, thereby improving the cleaning effect of the template, the reciprocating screw rod 21 rotates to drive the reciprocating shaft sleeve 4 to reciprocate, and the reciprocating shaft sleeve 4 moves to drive the fixed block 42, the shaft pin 43 and the extrusion block 45 to reciprocate When the extrusion block 45 moves toward the direction of the shot blasting machine 61, the extrusion block 45 squeezes the fixing piece 38 to drive the annular block 37 and the rotating shaft 31 to rotate, and the rotating shaft 31 rotates to drive the sliding sleeve 32 and the sponge brush 33 to rotate. Under the action of the extrusion spring 310, the telescopic latch 39 is extended and retracted, and the annular block 37 rotates to drive the telescopic latch 39 to move out of the current slot 311 until it enters the adjacent slot 311. The extrusion block 45 stops squeezing the fixing piece 38, and then the sponge brush 33 that wipes the template can be replaced, thereby improving the cleaning effect of the sponge brush 33 on the template. When moving in the direction of 12, the extrusion block 45 contacts the fixed plate 38 and rotates, the rotation of the extrusion block 45 drives the shaft pin 43 to rotate, the rotation of the shaft pin 43 drives the first torsion spring 44 to rotate and elastically deform, when the extrusion block 45 is away from the fixed plate 38, the first torsion spring 44 drives the shaft pin 43 and the extrusion block 45 to reset, the reciprocating screw 21 rotates to drive the cam 58 to rotate, the cam 58 rotates to extrude the T-shaped block 57 and one of the clamps 52 to move, under the cooperation of the gear 55 and the rack 53, the two clamps 52 are brought close to each other to align the template to ensure that the template will not be offset.

[0043] The above description enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A shot blasting machine for refurbishing and recycling a mold surface, comprising a frame (1), characterized in that: The frame (1) is provided with a box body (6), the top inner wall of the box body (6) is fixedly connected with a shot blasting machine (61), and further comprises: A cleaning mechanism, the cleaning mechanism being located on the frame (1); The cleaning mechanism comprises an automatic replacement unit, a driving unit and a centering unit. The automatic replacement unit comprises two support plates (3) fixedly connected to the frame (1). The two support plates (3) are connected to a rotating shaft (31) for common rotation. A sliding sleeve (32) is slidably sleeved on the rotating shaft (31). Three sponge brushes (33) are fixedly connected to the sliding sleeve (32). A circular ring block (37) is fixedly sleeved on one end of the rotating shaft (31). Three fixing plates (38) are fixedly connected to the circular ring block (37). A telescopic pin (39) is fixedly connected to the circular ring block (37). One side of one of the support plates (3) is provided with three slots (311). One end of the telescopic pin (39) extends to one of the slots. In the slot (311), an extrusion spring (310) is sleeved on the telescopic pin (39), and the two ends of the extrusion spring (310) are respectively fixedly connected to the telescopic pin (39) and the annular block (37). Two fixed plates (2) are fixedly connected to the top of one side of the frame (1), and a reciprocating screw rod (21) is rotatably connected to the two fixed plates (2). A reciprocating shaft sleeve (4) is adapted to be installed on the reciprocating screw rod (21), and a fixed block (42) is fixedly connected to one side of the reciprocating shaft sleeve (4), and an axle pin (43) is rotatably connected to the fixed block (42). The bottom end of the axle pin (43) is rotatably connected to an extrusion block (45), and the fixed sheet (38) is located in the direction in which the extrusion block (45) moves toward the shot blasting machine (61).

2. The shot blasting machine for refurbishing and recycling the surface of the template according to claim 1, characterized in that: A first torsion spring (44) is sleeved on the shaft pin (43), and two ends of the first torsion spring (44) are respectively fixedly connected to the shaft pin (43) and the fixing block (42).

3. The shot blasting machine for refurbishing and recycling the surface of the template according to claim 2, characterized in that: A guide rod (41) is fixedly connected to the two fixed plates (2), and the reciprocating shaft sleeve (4) is slidably sleeved on the guide rod (41).

4. The shot blasting machine for refurbishing and recycling the surface of the template according to claim 1, characterized in that: The driving unit comprises a mounting plate (22) fixedly connected to the top of the other side of the frame (1); a driven rod (23) is rotatably connected to the mounting plate (22); a second belt transmission assembly (24) is tensioned and sleeved together on the driven rod (23) and the reciprocating screw rod (21); a plurality of cleaning brushes (25) are evenly and fixedly connected to the second belt transmission assembly (24); one end of the driven rod (23) is fixedly connected to a rotating disk (27); one side of the rotating disk (27) is fixedly connected to a cylindrical rod (28); a sliding rod (35) is slidably connected to the other support plate (3); one end of the sliding rod (35) is fixedly connected to a fixing ring (34); the fixing ring (34) is rotatably sleeved on the sliding sleeve (32); the other end of the sliding rod (35) is fixedly connected to a strip ring (36); one end of the cylindrical rod (28) extends into the strip ring (36).

5. The shot blasting machine for refurbishing and recycling the surface of the template according to claim 4, characterized in that: A rotating rod (14) is rotatably connected to the box body (6); one end of the rotating rod (14) and the reciprocating screw rod (21) are fixedly connected to a bevel gear (26); the two bevel gears (26) are meshed with each other; a driving assembly (11) is mounted on one end of the frame (1); a rotating shaft (12) is rotatably connected to the other end of the frame (1); a conveyor belt (13) is tensionedly sleeved on the rotating shaft (12) and the driving assembly (11); and a first belt transmission assembly (15) is tensionedly sleeved on the rotating shaft (12) and the rotating rod (14).

6. The shot blasting machine for refurbishing and recycling the surface of the template according to claim 4, characterized in that: A collection box (29) is fixedly connected to one side of the box body (6), and the collection box (29) is located below the driven rod (23).

7. The shot blasting machine for refurbishing and recycling the surface of the template according to claim 4, characterized in that: The centering unit comprises a slide rail (5) fixedly connected to a box body (6), two sliders (51) being slidably connected to the slide rail (5), the bottom ends of the two sliders (51) being fixedly connected to clamps (52), one side of one of the clamps (52) being fixedly connected to a T-shaped block (57), one end of the reciprocating screw rod (21) being fixedly connected to a cam (58), the cam (58) being meshed with the T-shaped block (57).

8. The shot blasting machine for refurbishing and recycling the surface of the template according to claim 7, characterized in that: The tops of the two sliding blocks (51) are fixedly connected with racks (53), the top of the slide rail (5) is fixedly connected with a rotating column (54), the top of the rotating column (54) is rotatably connected with a gear (55), and the two racks (53) are meshed with the gear (55).

9. The shot blasting machine for refurbishing and recycling the surface of a template according to claim 8, characterized in that: A second torsion spring (56) is sleeved on the rotating column (54), and two ends of the second torsion spring (56) are respectively meshed with the slide rail (5) and the gear (55).

Images