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CN-120008902-B - High bearing capacity tray bearing capacity test equipment

CN120008902BCN 120008902 BCN120008902 BCN 120008902BCN-120008902-B

Abstract

The invention relates to the technical field of supporting part testing, in particular to high-bearing-capacity tray bearing capacity testing equipment which comprises a cabinet, a supporting unit, a testing unit, a thrust unit and a locking unit, wherein the supporting unit is fixedly arranged at the top of the cabinet and used for supporting a tray, and the testing unit is fixedly arranged at the top of the cabinet and positioned in the supporting unit. After the positive pressure bearing capacity test of the tray is finished, the supporting plate of the test unit is pushed to move along the path track of the arc groove by the thrust unit, so that the adjustment supporting plate is overturned in the moving process, the adjustment supporting plate overturns to drive the hydraulic cylinder to overturned together through the connecting action of the vertical plate, the middle rotating plate and the floating plate, at the moment, the output rod axis of the hydraulic cylinder and the bottom joint surface of the tray are changed into an inclined state from the original vertical state, the bias bearing test can be realized for the tray, and the bearing capacity of the tray is reflected more comprehensively by the test result.

Inventors

  • SUN DEJIN
  • LIU JINSHAN
  • HOU YAWEI
  • LIU TAIBIN
  • LIU LINGYAO

Assignees

  • 山东盛源工业装备有限公司

Dates

Publication Date
20260508
Application Date
20250227

Claims (7)

  1. 1. The high-bearing capacity tray bearing capacity testing device is characterized by comprising the following components: A cabinet (100); a supporting unit (200) fixedly provided at the top of the cabinet (100) for supporting the tray, the supporting unit (200) comprising: The metal support plates (201) are symmetrically and fixedly arranged at the top of the machine cabinet (100) by the central axis of the machine cabinet (100); A metal top plate (202) fixedly arranged at the top of the two metal support plates (201); the waist groove (203) is penetrated and arranged at the middle position of the top of the metal top plate (202); The test unit (300), fixed the setting at the top of rack (100), and be located the inside of supporting element (200), test unit (300) are used for the bearing capacity test of tray, test unit (300) include: The fixing seat (301) is fixedly arranged at the top of the cabinet (100) and is positioned between the two metal support plates (201); the arc grooves (302) are formed in the two side surfaces of the fixing seat (301) close to the two metal support plates (201) in a penetrating mode; the adjusting carrier plate (303) is movably arranged in the fixed seat (301) and is positioned between the two arc grooves (302); The wheel shafts (304) are fixedly arranged at two ends of the bottom of the adjusting carrier plate (303) through fixed corner brackets and are mutually arranged in parallel, and the wheel shafts (304) extend to the interiors of the two arc grooves (302); the grooved wheels (305) are rotatably arranged at two ends of the outer walls of the two wheel shafts (304) through bearings, the specifications of the grooved wheels (305) are matched with those of the arc grooves (302), and the outer walls of the grooved wheels (305) are in rolling connection with the inner walls of the arc grooves (302); The vertical plates (306) are symmetrically and fixedly arranged at the top of the fixed seat (301) by the central axis of the fixed seat (301), and the number of the vertical plates (306) is two; The middle rotating plate (307) is fixedly arranged at the top of the two vertical plates (306); a floating plate (308) provided on top of the intermediate rotating plate (307); the hydraulic oil cylinder (309) is fixedly arranged at the top of the floating plate (308), and a thread is arranged at the upper part of the outer wall of the output rod of the hydraulic oil cylinder (309); Thrust unit (400), fixed setting is in the top one end of rack (100) for adjust the test angle of test unit (300), thrust unit (400) include: The hinge seats (401) are symmetrically and fixedly arranged at one end of the top of the machine cabinet (100) by the central axis of the machine cabinet (100), and the number of the hinge seats is two; a cylinder (402) hinged between the two hinge seats (401); The connecting blocks (403) are symmetrically and fixedly arranged at one end, close to the air cylinder (402), of the adjusting carrier plate (303) in a central axis symmetry manner, and the number of the connecting blocks is two; The shaft pin (404) is fixedly arranged between the two connecting blocks (403), and the end part of the output rod of the air cylinder (402) is hinged with the outer wall of the shaft pin (404) through a joint bearing; And the locking unit (500) is fixedly arranged in the test unit (300) and is used for angularly positioning the test unit (300).
  2. 2. The high-load-bearing capacity testing apparatus of claim 1, wherein: The locking unit (500) includes: a linear bearing (501) fixedly installed inside the middle rotating plate (307) and near four corners of the middle rotating plate (307), wherein the linear bearing (501) penetrates through the top and the bottom of the middle rotating plate (307); the telescopic rod (502) is slidably arranged in the linear bearing (501), and the top of the telescopic rod is fixedly connected with the bottom of the floating plate (308) through bolts; The metal plate brackets (503) are symmetrically distributed on the periphery of the two vertical plates (306) and fixedly arranged at the lower parts of the outer walls of the two telescopic rods (502) at corresponding positions; The arc-shaped inner rack (504) is fixedly arranged at the inner side of the bottom of the sheet metal bracket (503); the arc-shaped outer racks (505) are fixedly installed on the inner walls of two sides of the fixed seat (301) close to each other and are located at the top of an opening of the arc groove (302), the arc-shaped outer racks (505) are located at the top of the arc-shaped inner racks (504), the specification of each arc-shaped outer rack is matched with the corresponding arc-shaped inner rack (504), and the circle center of each arc-shaped outer rack (505) is concentric with the circle center of the arc groove (302).
  3. 3. The high-load-bearing capacity testing apparatus of claim 2, wherein: The locking unit (500) further comprises: the spring (506) is fixedly arranged between the top of the sheet metal bracket (503) and the bottom of the transfer plate (307); The supporting rod (507) is fixedly arranged at the top of the sheet metal bracket (503) and is positioned in the spring (506), and the supporting rod (507) movably penetrates through the bottom and the top of the middle rotating plate (307) and is in sliding connection with the inner wall of the penetrating hole of the middle rotating plate (307).
  4. 4. A high capacity tray load bearing capacity testing apparatus as claimed in claim 3, wherein: The test unit (300) further comprises: spacing couple (3012) to floating plate (308) axis symmetry fixed mounting is at the top both ends of floating plate (308), and extends to the bottom of transfer board (307), spacing couple (3012) are located between two riser (306), the distance between spacing couple (3012) bottom medial surface and transfer board (307) bottom and the distance size looks adaptation between arc interior rack (504) and the outer rack of arc (505).
  5. 5. The high-load-bearing capacity testing apparatus of claim 4, wherein: the center of the arc groove (302) is concentric with the top center of the waist groove (203).
  6. 6. The high-load-bearing capacity testing apparatus of claim 5, wherein: The test unit (300) further comprises: the metal gasket (3010) is sleeved on the periphery of the hydraulic cylinder (309), and the metal gasket (3010) is made of high manganese steel; The locking nut (3011) is sleeved on the periphery of an output rod of the hydraulic oil cylinder (309) and is in threaded connection with a thread formed in the outer wall of the hydraulic oil cylinder (309), and the bottom of the locking nut (3011) is attached to the top of the metal gasket (3010).
  7. 7. The high-load-bearing capacity testing apparatus of claim 6, wherein: The gap between the groove wall of the waist groove (203) and the outer wall of the output rod of the hydraulic oil cylinder (309) is 1.5-2 mm.

Description

High bearing capacity tray bearing capacity test equipment Technical Field The invention relates to the technical field of support part testing, in particular to high-bearing-capacity tray bearing capacity testing equipment. Background As the coal mining working face extends to the deep part, geological conditions under the mine become more complex and severe, the supporting tool is required to be higher, the problems of rod body breakage, tray failure and the like easily occur in some poor-quality anchor rods and tray systems under the environment, and the safety production of the working face is seriously threatened, so that the bearing capacity of the tray needs to be tested in the production process of the tray, and products meeting the standard are ensured to flow into the tray for use; Referring to a chinese patent with the application number 202411413843.4, a strength detection device and a detection method for an octagonal gasket are disclosed, so that the hardness condition of the gasket can be reflected more comprehensively by double-sided multi-point detection of the gasket, the influence on the detection precision of the gasket hardness is avoided, after the device is used for carrying capacity test of a tray, it is found that, in the actual stress caused by errors of various assembly of the tray, the pulling direction of the tray by an anchor rod is not completely perpendicular to the bonding surface of the tray, therefore, for carrying capacity test of the tray, the stress test of the anchor rod in the perpendicular state of the tray is not limited, the actual use is required to be combined, and the bearing capacity of the tray is also detected. Disclosure of Invention The invention provides a high-bearing-capacity tray bearing capacity test device, which comprises the following technical scheme: A cabinet; the supporting unit is fixedly arranged at the top of the cabinet and used for supporting the tray; the testing unit is fixedly arranged at the top of the cabinet and positioned in the supporting unit, and is used for testing the bearing capacity of the tray; the thrust unit is fixedly arranged at one end of the top of the cabinet and used for adjusting the testing angle of the testing unit; The locking unit is fixedly arranged in the testing unit and used for positioning the angle of the testing unit. As a preferred aspect of the present invention, the support unit includes: the metal support plates are symmetrically and fixedly arranged at the top of the cabinet by the central axis of the cabinet; the metal top plates are fixedly arranged at the tops of the two metal support plates; The waist groove is arranged in the middle of the top of the metal top plate in a penetrating way. As a preferred embodiment of the present invention, the test unit includes: the fixed seat is fixedly arranged at the top of the cabinet and is positioned between the two metal support plates; the arc grooves are formed in the two side surfaces of the fixing seat, which are close to the two metal support plates, in a penetrating manner; the adjusting carrier plate is movably arranged in the fixed seat and positioned between the two arc grooves; the wheel shafts are fixedly arranged at two ends of the bottom of the adjusting carrier plate through fixed angle brackets and are mutually parallel, and the wheel shafts extend into the two arc grooves; The grooved wheels are rotatably arranged at two ends of the outer walls of the two wheel shafts through bearings, the specifications of the grooved wheels are matched with those of the arc grooves, and the outer walls of the grooved wheels are in rolling connection with the inner walls of the arc grooves; The vertical plates are symmetrically and fixedly arranged at the top of the fixing seat by the central axis of the fixing seat, and the number of the vertical plates is two; the middle rotating plate is fixedly arranged at the top of the two vertical plates; The floating plate is arranged at the top of the middle rotating plate; The hydraulic oil cylinder is fixedly arranged at the top of the floating plate, and screw teeth are arranged on the upper part of the outer wall of the output rod of the hydraulic oil cylinder. As a preferred embodiment of the present invention, the thrust unit includes: The hinge seats are symmetrically and fixedly arranged at one end of the top of the cabinet by the central axis of the cabinet, and the number of the hinge seats is two; The cylinder is hinged between the two hinge seats; The connecting blocks are symmetrically and fixedly arranged at one end, close to the cylinder, of the adjusting carrier plate through the central axis of the adjusting carrier plate, and the number of the connecting blocks is two; the shaft pin is fixedly arranged between the two connecting blocks, and the end part of the output rod of the air cylinder is hinged with the outer wall of the shaft pin through a joint bearing. As a preferred aspect of the presen