Search

CN-121797428-B - Metal ore preprocessing device and system

CN121797428BCN 121797428 BCN121797428 BCN 121797428BCN-121797428-B

Abstract

The invention relates to the technical field of metal ore crushing, and particularly discloses a metal ore pretreatment device and a metal ore pretreatment system, comprising a movable jaw and a pushing mechanism, wherein the movable jaw comprises a supporting part, a movable jaw and a locking part, the supporting part and the locking part are connected to a moving part, the movable jaw is in limiting sliding connection between the supporting part and the locking part, the moving part can drive the movable jaw to swing back and forth and cooperate with the fixed jaw to crush metal ores, the pushing mechanism comprises a driving source II, a driving member and a pushing member, the driving source II is connected to a frame, the pushing member is arranged on the moving part, the driving member is connected between the driving source II and the pushing member, the pushing member is connected with the movable jaw, and the driving source II drives the driving member to drive the driving member to operate so as to drive the movable jaw to move back and forth; according to the metal ore pretreatment device and the metal ore pretreatment system, the reciprocating transverse movement of the movable jaw plate is used for generating shearing force on the metal ore, so that the metal ore is further crushed.

Inventors

  • FAN LIDE
  • LU XIAOLONG
  • WANG HAO

Assignees

  • 西安天宙矿业科技集团有限公司

Dates

Publication Date
20260505
Application Date
20260306

Claims (10)

  1. 1. A metal ore pretreatment device comprises a frame (1), a driving mechanism (2) and a fixed jaw plate (4), wherein the fixed jaw plate (4) is connected in the frame (1), the driving mechanism (2) comprises a driving piece and a moving part (26), the moving part (26) is rotationally connected on the driving piece, the driving piece is arranged in the frame (1), the driving piece can drive the moving part (26) to swing reciprocally, the metal ore pretreatment device is characterized by further comprising a movable jaw piece (3) and a pushing mechanism (5), the movable jaw piece (3) comprises a supporting part (31), a movable jaw plate (32) and a locking part (33), the supporting part (31) and the locking part (33) are connected on the moving part (26), the movable jaw plate (32) is in limit sliding connection between the supporting part (31) and the locking part (33), the moving part (26) can drive the movable jaw plate (32) to swing reciprocally and match the fixed jaw plate (4) to break metal ores, the pushing mechanism (5) comprises a second driving source (51), a transmission piece (52) and a pushing piece (53), the second driving source (51) is connected on the frame (1) and the driving piece (53) is connected between the driving piece (53) and the moving part (53), the second driving source (51) drives the transmission piece (52) so that the transmission piece (52) drives the pushing piece (53) to operate, and the swing jaw plate (32) is driven to move in a reciprocating and transverse mode.
  2. 2. The metal ore pretreatment device according to claim 1, wherein the driving member comprises an eccentric shaft (21), a flywheel (22), a pulley (23), a driving source I (24) and a driving belt (25), the eccentric shaft (21) is rotatably connected to the frame (1), the flywheel (22) is connected to one end of the eccentric shaft (21), the pulley (23) is connected to the other end of the eccentric shaft (21), the moving part (26) is rotatably connected to the eccentric shaft (21), the driving source I (24) is connected to the frame (1), and the driving belt (25) is connected between the driving source I (24) and the pulley (23).
  3. 3. The metal ore pretreatment device according to claim 1, characterized in that the driving mechanism (2) further comprises a mounting bracket (27) and a rib (28), the mounting bracket (27) is connected in the frame (1), and the rib (28) is installed between the moving part (26) and the mounting bracket (27).
  4. 4. The metal ore pretreatment device according to claim 1, wherein the moving part (26) is provided with a mounting opening (261) and a plurality of mounting grooves (262), and the pushing member (53) is mounted in the mounting opening (261).
  5. 5. The metal ore pretreatment device according to claim 4, wherein a plurality of the installation grooves (262) are provided with roller groups (210), the roller groups (210) comprise a plurality of rollers, and the circumferential surfaces of the rollers are contacted with the swing jaw (32).
  6. 6. The metal ore pretreatment apparatus according to claim 5, wherein the circumferential surface of the roller is in contact with the inner wall of the installation groove (262).
  7. 7. A metal ore pretreatment device according to claim 1, characterized in that the swing jaw (32) is provided with a chute (321) on the side close to the moving part (26).
  8. 8. The metal ore pretreatment device according to claim 7, wherein the pushing member (53) comprises a connecting arm (531), a second rotating part (532) and a pushing part (533), the connecting arm (531) is connected in the mounting opening (261), the second rotating part (532) is rotatably connected to the connecting arm (531), the pushing part (533) is connected to the second rotating part (532), the second rotating part (532) can rotate to drive the pushing part (533) to move along a circular track, and the second rotating part (532) is slidably connected in the chute (321).
  9. 9. The metal ore pretreatment device according to claim 8, wherein the transmission member (52) comprises a support arm (521), a first rotating part (522), a universal expansion joint (523) and gears (524), the support arm (521) is connected in the frame (1), the first rotating part (522) is rotatably connected to the support arm (521), the universal expansion joint (523) is connected between the first rotating part (522) and the second rotating part (532), the gears (524) are two, the two gears (524) are respectively connected to the output ends of the first rotating part (522) and the second driving source (51), and the two gears (524) are in meshed connection.
  10. 10. A metal ore pretreatment system, characterized by comprising the metal ore pretreatment device of claim 1, wherein an adjusting member (29) is connected in the frame (1), and the adjusting member (29) is connected with the moving part (26).

Description

Metal ore preprocessing device and system Technical Field The invention relates to the technical field of metal ore crushing, in particular to a metal ore pretreatment device and a metal ore pretreatment system. Background In the pretreatment process of metal ores, it is important to crush the metal ores by using a jaw crusher, because the jaw crusher has strong crushing capacity and adaptability, can process ores with different hardness and granularity, crush the ores to proper granularity required by subsequent processing procedures, and can improve the dissociation degree of the ores by crushing, thereby facilitating subsequent operations such as ore grinding, sorting and the like, and further improving the recovery rate of metals and concentrate grade. Meanwhile, the jaw crusher is simple in structure and reliable in operation, and can bring good economic benefit to users and reduce production cost. The utility model discloses a jaw crushing apparatus in chinese patent document with bulletin number CN113856797B, including base and broken case, the base passes through the bolt fastening in the bottom outer wall of broken case, one side inner wall of broken case has quiet jaw through the fix with screw, the roller groove has been seted up to the top outer wall of quiet jaw, and the inner wall in roller groove is provided with guiding mechanism, the storage tank has been seted up to one side outer wall of quiet jaw, there is the spring leaf inner wall in storage tank through the fix with screw, one side outer wall of spring leaf has the flat board through the fix with screw, and dull and stereotyped grafting in the inner wall in storage tank, the interlock groove has been seted up to one side outer wall of quiet jaw, and the inner wall of interlock groove has the slider through the fix with screw, the top and the bottom outer wall of slider have a limit spring through the fix with screw, the inner wall of limit spring's one end has the slide bar through the fix with screw, one side outer wall of storage tank has the spring through the fix with screw, one side outer wall of support spring has the support groove through the fix with screw, one side outer wall of slide bar has the slide bar through the support spring, one side wall of sliding bar has the slide bar through the fixed groove, one side of sliding bar has the slide bar through the fixed groove. When the ore crushing device is used, stones are poured from the top down from the opening of the crushing box, the starting motor drives the belt pulley to rotate, the movable jaw is driven to generate a motion track similar to the engagement of an oral cavity through the action of the eccentric guide pulley, when ore falls and is impacted on the elastic plate, the elastic plate ejects the ore to the direction of the static jaw, so that the ore rolls through the action of the gravity of the elastic plate in a bouncing way to fill a gap between the static jaw and the movable jaw, when the ore falls on the outer wall of the top of the static jaw, the ore rolls downwards along the guide roller of the outer wall of the static jaw, the scraper is pushed outwards under the action of the tension spring, the protrusion distance of the trapezoid groove to the scraper is limited, the scraper is scratched on the outer surface of the scraper when the ore rolls, and in the process of crushing, the flat plate is retracted into the inner wall of the storage groove when the ore is subjected to large pressure, and the toothed plate protrudes outwards at the moment to crush the ore. However, the patent document has the defects that after metal ore falls between the movable jaw plate and the fixed jaw plate, the metal ore is influenced by the appearance and the position of the movable jaw plate, when the movable jaw plate is close to the fixed jaw plate to extrude, partial metal ore is easy to crack but is not completely crushed and separated, and the movable jaw plate and the fixed jaw plate are required to act again to perform secondary crushing at the moment, so that the pretreatment efficiency of the metal ore is reduced. Disclosure of Invention The invention provides a metal ore pretreatment device and a metal ore pretreatment system, and aims to solve the problem that in the prior art, when a movable jaw plate is close to a fixed jaw plate to extrude, partial metal ores are easy to crack but are not completely crushed and separated, and at the moment, the movable jaw plate and the fixed jaw plate are required to act again to perform secondary crushing, so that the metal ore pretreatment efficiency is reduced. The invention relates to a metal ore pretreatment device, which comprises a frame, a driving mechanism and a fixed jaw plate, wherein the fixed jaw plate is connected in the frame, the driving mechanism comprises a driving piece and a moving part, the moving part is rotationally connected on the driving piece, the driving piece is arranged in the frame, the drivin