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CN-122008088-A - Energy-saving environment-friendly container steel double-sided synchronous shot blasting pretreatment device

CN122008088ACN 122008088 ACN122008088 ACN 122008088ACN-122008088-A

Abstract

The invention discloses an energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device, which belongs to the technical field of container steel treatment and comprises a shot blasting box, wherein one end of the shot blasting box is provided with a feed inlet, and the other end of the shot blasting box is provided with a discharge outlet. According to the invention, the feeding receiving mechanism is arranged at the feeding hole of the shot blasting box, so that the horizontal stable receiving and accurate inclined discharging of the steel are realized, meanwhile, the receiving and horizontal smooth discharging of the steel are matched with the receiving and discharging mechanism at the discharging end of the shot blasting box, the inclined receiving and horizontal smooth discharging of the steel are finished after shot blasting, the horizontal receiving and horizontal discharging are then carried out, the steel is always kept in an inclined posture in the shot blasting box in a continuous conveying mode of the horizontal discharging finally, and the shot blasting machine circumferentially arranged at the outer side of the shot blasting box is matched, so that the shot can cover the upper surface, the lower surface, the left side surface, the right side surface, the front end surface and the rear end surface of the steel completely, the shot blasting blind area of the front end surface of traditional equipment is eliminated thoroughly, the multi-surface synchronous shot blasting can be finished after the steel is conveyed once, secondary supplementary blasting is not needed, and the processing efficiency is greatly improved.

Inventors

  • YUAN WENXING
  • YANG ZHENSHAN
  • XU WANNAN
  • XUE WEI
  • ZHANG LONGTAO

Assignees

  • 汇隆丰(山东)环保设备有限公司

Dates

Publication Date
20260512
Application Date
20260331

Claims (10)

  1. 1. The double-sided synchronous shot blasting pretreatment device for the energy-saving and environment-friendly container steel is characterized by comprising a shot blasting box (1), wherein a feed inlet (2) is formed in one end of the shot blasting box (1), a discharge outlet (3) is formed in the other end of the shot blasting box, a plurality of shot blasters (4) are uniformly arranged on the outer side of the shot blasting box (1) in the circumferential direction, the shot blasting outlets of the shot blasters (4) are vertically arranged with the central axis of the shot blasting box (1), roller conveyors (5) are respectively arranged at two ends of the shot blasting box (1) corresponding to the feed inlet (2) and the discharge outlet (3), and the roller conveyors (5) close to one side of the feed inlet (2) are arranged at a higher height than the roller conveyors (5) close to one side of the discharge outlet (3); A feeding receiving mechanism is hinged at the feeding port (2) and is used for horizontally receiving and obliquely discharging steel materials; the inner side of the shot blasting box (1) is provided with a horizontal locking component (11), and the horizontal locking component (11) is used for locking and limiting the feeding receiving mechanism when the feeding receiving mechanism is in a horizontal state; a receiving and discharging mechanism is hinged at the discharging hole (3) and is used for obliquely receiving and horizontally discharging the shot steel; an inclined locking assembly (16) is arranged on the inner side of the shot blasting box (1), and the inclined locking assembly (16) is used for locking and limiting the material receiving and discharging mechanism when the material receiving and discharging mechanism is in an inclined state; One end, close to the discharge port (3), of the shot blasting box (1) is obliquely provided with an air knife (17), and an air outlet of the air knife (17) faces towards a steel conveying path in the shot blasting box (1).
  2. 2. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device disclosed by claim 1 is characterized in that a funnel-shaped collecting tank (18) is arranged at the bottom of a shot blasting box (1), a spiral conveying rod (19) is rotatably arranged in the collecting tank (18), a collecting cover (20) communicated with the inside of the collecting tank (18) is fixedly arranged on the outer side wall of the shot blasting box (1), and the collecting cover (20) is in sealing connection with an external shot recycling device through a pipeline, so that the recycling of shots is realized.
  3. 3. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device according to claim 1 is characterized in that the feeding receiving mechanism comprises a first rotating shaft (6), a front end plate (7), a first rotating roller (8) and a first hydraulic cylinder (9), the first rotating shaft (6) is rotatably installed at the end part of the shot blasting box (1) close to the feed inlet (2) through a bearing, the front end plate (7) is symmetrically and fixedly installed at two ends of the first rotating shaft (6), the first rotating roller (8) is rotatably installed between the two groups of front end plates (7) at equal intervals along the length direction of the front end plate, a servo motor is fixedly installed on the outer side wall of the front end plate (7), an output shaft of the servo motor is in transmission connection with the end part of the first rotating roller (8) through a chain wheel transmission mechanism, the first hydraulic cylinder (9) is hinged at one end of the bottom of the shot blasting box (1) close to the feed inlet (2), and the output end of a piston rod of the first hydraulic cylinder (9) is hinged with the bottom of the front end plate (7).
  4. 4. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device according to claim 3 is characterized in that a first supporting rod (10) is vertically fixed on two sides of the bottom of the shot blasting box (1), and the top end of the first supporting rod (10) is of an inclined surface structure which is matched with the inclination angle of the front end plate (7) and is used for stably supporting the front end plate (7) when the front end plate is in an inclined state.
  5. 5. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device according to claim 3, wherein the horizontal locking component (11) comprises a sleeve I (1107), an inserting rod I (1108), a screw rod I (1109) and a rotary reset piece, the sleeve I (1107) is fixedly embedded at one end of a front end plate (7) far away from a rotating shaft I (6), the sleeve I (1107) penetrates through the front end plate (7) along the length direction, the inserting rod I (1108) is slidably arranged in the sleeve I (1107) in a penetrating mode, the screw rod I (1109) is installed at the outer end of the inserting rod I (1108) in a threaded mode, the outer end of the screw rod I (1109) is connected with the rotary reset piece, a slot matched with the inner end of the inserting rod I (1108) is formed in the inner side wall of the shot blasting box (1), and locking of the horizontal state of the front end plate (7) is achieved when the inner end of the inserting rod I (1108) is inserted into the slot.
  6. 6. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device according to claim 5, wherein the rotary reset piece comprises a first shaft rod (1101), a first vertical plate (1102), a spring (1103), a shield (1104), a first shift lever (1105), a connecting rod (1106) and a second shift lever (1110), the first shaft rod (1101) is rotatably arranged between two groups of front end plates (7) through bearings, the first shaft rod (1101) is arranged close to a first rotating shaft (6), the top of the first shaft rod (1101) is vertically fixed with the first vertical plate (1102), the top of the first vertical plate (1102) is higher than the plane where the top of the first rotating roller (8) is located, the two ends of the first shaft rod (1101) are symmetrically fixed with the first shift lever (1105), the outer end part of the first screw (1109) is fixedly provided with the second shift lever (1110), the connecting rod (1106) is hinged between the first shift lever (1104) and the second shift lever (1110), the two ends of the first shaft rod (1101) are sleeved with the shield (1104), the shield (1104) is fixedly arranged on the inner side wall of the front end plate (7), the top of the first shaft rod (1101) is vertically fixed with the first vertical plate (1102), the top of the first shaft rod (1104) is higher than the top of the first rotating roller (8), and the outer side of the first spring (1101) is connected with the spring.
  7. 7. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device according to claim 1 is characterized in that the material receiving and discharging mechanism comprises a second rotating shaft (12), a rear end plate (13), a second rotating roller (14) and a second hydraulic cylinder (15), the second rotating shaft (12) is rotatably arranged at one end, close to a discharge hole (3), inside a shot blasting box (1) through a bearing, the rear end plate (13) is symmetrically fixed at two ends of the second rotating shaft (12), the second rotating roller (14) is rotatably arranged between the two groups of rear end plates (13) at equal intervals along the length direction of the two groups of rear end plates (13) through bearings, a servo motor is fixedly arranged on the outer side wall of the rear end plate (13), an output shaft of the servo motor is in transmission connection with the end part of the second rotating roller (14) through a chain wheel transmission mechanism, the second hydraulic cylinder (15) is hinged at one end, close to the discharge hole (3), and the output end of a piston rod of the second hydraulic cylinder (15) is hinged with the bottom of the rear end plate (13).
  8. 8. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device according to claim 7 is characterized in that a second supporting rod (21) is vertically fixed on two sides of the bottom of the shot blasting box (1), and the top end of the second supporting rod (21) is of a horizontal plane structure and is used for stably supporting the rear end plate (13) when the rear end plate is in a horizontal state.
  9. 9. The device of claim 7, wherein the tilt locking assembly (16) comprises a second shaft lever (1601), a second vertical plate (1602), a second sleeve (1603), a second inserting rod (1604), a second screw rod (1605) and a torsion spring (1606), the second sleeve (1603) is fixedly embedded at one end of the rear end plate (13) far away from the second rotating shaft (12), the second sleeve (1603) penetrates through the rear end plate (13) along the length direction, the second inserting rod (1604) is slidably arranged in the second sleeve (1603), a limit groove matched with the inner end of the second inserting rod (1604) is formed in the inner side wall of the shot blasting box (1), the inner end of the second inserting rod (1604) is inserted into the limit groove to realize locking of the tilt state of the rear end plate (13), the second screw rod (1605) is arranged in an internal thread, the second shaft lever (1601) is fixedly connected between the outer ends of the second screw rods (1605), the second vertical plate (1602) is fixedly arranged at the top of the second shaft lever (1601), the top of the second vertical plate (1603) protrudes out of the plane of the second sleeve (1601), and the second torsion spring (1601) is fixedly connected with the two ends of the second sleeve (1606), and the second end of the second shaft lever (1601) is fixedly connected with the other end of the second shaft lever (1603).
  10. 10. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device according to claim 1, wherein the overturning angles of the feeding receiving mechanism and the receiving and discharging mechanism are 0-60 degrees, and when the feeding receiving mechanism and the receiving and discharging mechanism are in an inclined working state, the inclination directions of the feeding receiving mechanism and the receiving and discharging mechanism are kept consistent, and the inclination angles are the same.

Description

Energy-saving environment-friendly container steel double-sided synchronous shot blasting pretreatment device Technical Field The invention relates to a shot blasting pretreatment device, in particular to an energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device, and belongs to the technical field of container steel treatment. Background In the production process of the container, in order to improve the corrosion resistance and the service life of the container, the surface of the steel needs to be pretreated before welding to remove various pollutants on the surface of the steel, so that uniform surface roughness is obtained. At present, a through type shot blasting machine is generally adopted for batch shot blasting pretreatment of container steel, the shot blasting machines are obliquely arranged on two sides of a shot blasting chamber and in upper and lower areas of the shot blasting chamber, the shot blasting track of the shot blasting machines is in an inclined state and faces to the moving direction of the steel, and synchronous shot blasting treatment of the steel in the continuous conveying process is realized by means of impact and grinding effects generated by impacting the surface of the steel by high-speed shots. However, in actual use, the casting range of the shot blasting machine can only effectively cover the upper surface, the lower surface, the left side surface, the right side surface and the rear end surface of container steel, obvious shot blasting treatment blind areas exist for the advancing end surface of the steel, the processing requirement of multi-surface synchronous shot blasting can not be met by primary conveying of the steel, and secondary repairing and polishing processing is needed for the advancing end surface. The energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device is designed to optimize the problems. Disclosure of Invention The invention mainly aims to provide an energy-saving and environment-friendly container steel double-sided synchronous shot blasting pretreatment device, which is characterized in that a feed receiving mechanism consisting of a rotating shaft I, a front end plate, a rotating roller I and a hydraulic cylinder I is arranged at a feed inlet of a shot blasting box to realize horizontal stable receiving and accurate inclined discharging of steel, and a receiving and discharging mechanism consisting of a rotating shaft II, a rear end plate, a rotating roller II and a hydraulic cylinder II is matched with a discharge end of the shot blasting box to finish inclined receiving and horizontal smooth discharging of the steel after shot blasting, and the horizontal receiving and horizontal discharging are then carried out in a continuous conveying mode of inclined shot blasting and final horizontal discharging, so that the steel always maintains an inclined posture in the shot blasting box, and the shot blasting blind area of the advancing end face of traditional equipment is thoroughly eliminated by matching with a shot blaster circumferentially arranged outside the shot blasting box, the steel material is conveyed once to finish multi-surface synchronous shot blasting without secondary supplement blasting, machining efficiency is greatly improved, in addition, the shots on the surface of the steel material can automatically roll down to the collecting tank along the inclined plane in the shot blasting process, a brush roller cleaning assembly is not required to be additionally arranged, residual shots can be quickly cleaned only by blowing through an air knife in a shot blasting box, the cleaning process is simplified, the equipment energy consumption is reduced, the horizontal locking assembly consisting of a first shaft rod, a first vertical plate, a spring, a shield, a first deflector rod, a connecting rod, a first sleeve, a first inserted rod, a first screw rod and a second deflector rod can automatically firmly support a feeding receiving mechanism in a horizontal state in a steel material feeding stage, the mechanism is prevented from shaking and shifting during feeding, stable steel material feeding is ensured, after steel material receiving is finished, the assembly can be automatically unlocked, smooth inclined adjustment of the feeding receiving mechanism is ensured, and the second shaft rod and the second vertical plate are used for driving the inclined adjustment, the inclined locking assembly composed of the sleeve II, the inserted link II, the screw II and the torsion spring can automatically and reliably fix the receiving and discharging mechanism in an inclined state after shot blasting of steel is completed, displacement of the mechanism in the discharging process is prevented, stable discharging of steel is guaranteed, the assembly can be automatically unlocked after steel is discharged, the receiving and discharging mec