A counterweight correction device and process for a hydraulic torque converter

Abstract

The present application relates to a balancing weight correction device and process for a torque converter, belonging to the technical field of vehicle parts correction equipment, including a base, a workbench and a welding assembly are arranged on the base, a placing frame is arranged on the side of the workbench away from the balancing machine; a straightening piece is arranged between the workbench and the placing frame; a driving device, a cutting mechanism and a first grabbing device are arranged on the workbench, the driving device is used to drive the steel belt to run on the workbench into the cutting mechanism, the cutting mechanism is used to cut the steel belt and bend the steel belt to an arc that matches the camber of the torque converter; the first grabbing device is used to grab the cut and bent steel belt segment; the workbench is provided with a second grabbing device, the second grabbing device is used to grab the steel belt segment on the first grabbing device and convey the steel belt segment to fit on the torque converter, and the welding assembly is used to weld the steel belt segment to the torque converter. The present application has the effect of reducing the workload of operators.

Description

Technical Field

[0001] The present application relates to the technical field of vehicle component correction equipment, and in particular to a counterweight correction device and process for a hydraulic torque converter. Background Art

[0002] The hydraulic torque converter is also called "hydraulic torque converter", "turbo torque converter" and "dynamic hydraulic torque converter". It is a type of hydraulic transmission component. It is mainly composed of a pump wheel, a turbine wheel and a guide wheel. The pump wheel is connected to the driving shaft and can convert the mechanical energy input by the driving shaft into the kinetic energy and pressure head of the liquid by the action of centrifugal force for the turbine to do work. The turbine is connected to the driven shaft and can output the kinetic energy of the liquid and the energy contained in the pressure head from the driven shaft.

[0003] After the torque converter is produced, it needs to be dynamically balanced. If the dynamic balance test is abnormal, a counterweight block needs to be welded on the torque converter to make the torque converter meet the dynamic balance requirements.

[0004] However, during the dynamic balancing test, the operator needs to cut a balancing weight of suitable weight according to the test data, weld the balancing weight to the torque converter, repeat the above steps, and complete the balancing operation of the torque converter, which is labor-intensive for the operator. Summary of the invention

[0005] In order to reduce the workload of operators, the present application provides a weight correction device for a hydraulic torque converter.

[0006] In a first aspect, the present application provides a torque converter counterweight correction device, which adopts the following technical solution:

[0007] A counterweight correction device for a torque converter comprises a base, on which a balancing machine for a dynamic balancing test of the torque converter is arranged, the torque converter is installed on the balancing machine in a vertical state, a workbench and a welding assembly are arranged on the base, a placement rack for placing a steel strip roll is arranged on the side of the workbench away from the balancing machine; a straightening piece is arranged between the workbench and the placement rack, and the steel strip is straightened by the straightening piece after being removed from the steel strip roll; a driving device, a cutting mechanism and a first grabbing device are arranged on the workbench, the driving device is used to drive the steel strip to run on the workbench into the cutting mechanism, the cutting mechanism is used to cut the steel strip and bend the steel strip to an arc that matches the camber of the torque converter; the first grabbing device is used to grab the cut and bent steel strip segment; the workbench is provided with a second grabbing device, the second grabbing device is used to grab the steel strip segment on the first grabbing device and convey the steel strip segment to fit on the torque converter, and the welding assembly is used to weld the steel strip segment to the torque converter.

[0008] Optionally, the straightening member includes a straightening tube arranged on the side of the workbench, both ends of the straightening tube are opened, both ends of the straightening tube are provided with mounting seats, a step groove is provided on the side of the mounting seat away from the straightening tube, two straightening wheels are rotatably arranged on the step groove, and the rotation axis of the straightening wheel is along the vertical direction. After being straightened by the two straightening wheels, the steel strip enters the straightening tube and is moved out through the straightening tube.

[0009] Optionally, the driving device includes a clamping member and a first driving member, a first mounting plate is provided on the workbench, the clamping member and the first driving member are both located on the first mounting plate, the clamping member includes a second mounting plate provided on the first mounting plate and two fixed blocks provided on the second mounting plate, the steel strip is located between the two fixed blocks, and the steel strip is supported on a fixed block after straightening, the fixed block for supporting the steel strip is fixedly provided on the second mounting plate, the other fixed block is slidably provided on the second mounting plate, and the second mounting plate is provided with a first oil cylinder for driving the fixed block to slide and crimp the steel strip to the fixed block; the second mounting plate is slidably provided on the first mounting plate, and the sliding direction of the second mounting plate is parallel to the length direction of the straightened steel strip, the first driving member includes a second oil cylinder provided on the first mounting plate, and the second mounting plate is fixedly provided on the piston rod of the second oil cylinder.

[0010] Optionally, the cutting mechanism includes a cutting table arranged on a workbench, the top surface of the cutting table is concave to form a cutting groove, a receiving table and a cutting table are arranged in the cutting groove, and the steel strip is received on the receiving table after entering the cutting groove, the receiving surface of the receiving table is convex in an arc shape and is consistent with the arc of the steel strip section where the hydraulic torque converter is installed; the receiving surface of the cutting table facing the receiving table is concave to form a cutting groove adapted to the receiving table, the cutting table is slidably arranged in the cutting groove, and a third oil cylinder for driving the cutting table to slide is arranged in the cutting groove.

[0011] Optionally, the cutting table is provided with a feed port and a receiving port opposite to the feed port, the feed port and the receiving port are both connected to the cutting groove, the feed port and the receiving port are both located on the travel path of the steel strip, and the two sides of the cutting table are divided into side walls that abut the feed port and the receiving port.

[0012] Optionally, the first grasping device includes a mounting frame arranged on the workbench, a mounting table slidably arranged on the mounting frame, a first clamping seat rotatably arranged on the mounting table, and two first clamping plates arranged on the first clamping seat, the first clamping seat is eccentrically arranged on the mounting table, the first clamping seat rotates about the axis of the mounting table, the two first clamping plates are slidably arranged on the first clamping seat, the two first clamping plates are opposite to each other and slide relative to each other, and the first clamping seat is provided with a rodless cylinder for driving the two first clamping plates to slide relative to each other.

[0013] Optionally, a first motor is arranged at the axis center of the mounting platform, and the output shaft of the first motor is along the vertical direction. A mounting shaft is rotatably arranged in the mounting platform, and the mounting shaft is parallel to the output shaft of the first motor and is located on one side of the output shaft of the first motor. The first clamping seat is arranged on the mounting shaft, and the output shaft of the first motor and the mounting shaft are both provided with gears meshing with each other.

[0014] Optionally, the second gripping device includes a guide rail arranged on the workbench, a slide table slidably arranged on the guide rail, a mounting column arranged on the slide table and a clamping column arranged on the mounting column, the slide table slides along the conveying direction of the steel belt, the clamping column is arranged on one side of the mounting column and faces the torque converter, a third mounting plate is arranged on the side wall of the clamping column facing the torque converter, a boss is arranged on the upper plate surface of the third mounting plate, a space for clamping the steel belt segment is left between the boss and the end surface of the third mounting plate, a clamping plate is hinged on the upper plate surface of the third mounting plate, the rotation axis of the clamping plate is located in the middle of the clamping plate, and a second driving member for driving the clamping plate to rotate and engaging with the boss is arranged in the clamping column.

[0015] Optionally, the clamping column is hollow, and the second driving member includes a fourth oil cylinder arranged at the bottom of the clamping column, the clamping plate enters into the clamping column near the end of the clamping column, and the piston rod of the fourth oil cylinder enters into the clamping column and abuts against the lower plate surface of the clamping plate; a first spring is arranged at the top of the inner cavity of the clamping column, and the length direction of the first spring is parallel to the length direction of the clamping column, and the upper plate surface of the clamping plate is fixedly arranged on the first spring.

[0016] In a second aspect, the present application provides a torque converter counterweight correction process, which adopts the following technical solution:

[0017] Optionally, a weight correction process for a hydraulic torque converter, using a weight correction device for a hydraulic torque converter, further comprises:

[0018] S1: The steel strip passes through the straightening wheel and straightening tube in sequence and moves between two fixed blocks;

[0019] S2: The first oil cylinder drives the fixed block to be pressed on the steel belt, and the second oil cylinder drives the second mounting plate to slide and drive the steel belt to move;

[0020] S3: The steel strip enters the cutting groove, and the third oil cylinder drives the cutting table to slide and cut the steel strip;

[0021] S4: driving the two first clamping pieces to slide toward each other to clamp the steel belt segment by a rodless cylinder, and driving the two first clamping pieces to rotate 180° by a first motor;

[0022] S5: The slide table slides to the first clamping plate, and the fourth oil cylinder is started to drive the clamping plate to rotate toward the boss to clamp the steel belt segment inside, and then transport it to the torque converter through the slide table;

[0023] S6: Weld the steel belt segment to the arc surface of the torque converter through a welding assembly.

[0024] In summary, the present application includes at least one of the following beneficial technical effects:

[0025] 1. When the torque converter counterweight is balanced, the torque converter is installed on the balancing machine and then tested; according to the test results, the drive device drives the steel strip coil to pass through the straightening piece and the cutting mechanism in sequence, and then the cutting mechanism cuts the steel strip and punches it into arc segments, and then the bent steel strip segments are moved out of the cutting table through the first grabbing device, and then the steel strip segments are transferred by the second grabbing device to the arc surface of the torque converter, and then the steel strip segments are welded to the torque converter through the welding assembly to complete the counterweight balancing operation. In this process, the workload of the operator is reduced;

[0026] 2. Because the steel strip coil is coiled on the steel strip coil, the curvature of the steel strip coil is large, making it difficult to transport it to the cutting mechanism. Under the operation of the straightening piece, the steel strip coil is straightened to facilitate the transportation and stamping of the steel strip. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0028] Figure 2 It is a structural schematic diagram of a workbench in a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0029] Figure 3 It is a structural schematic diagram of a placement frame in a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0030] Figure 4 It is a structural schematic diagram of a diagonal brace in a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0031] Figure 5 It is a structural schematic diagram of a straightening member in a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0032] Figure 6 It is a structural schematic diagram of a driving device in a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0033] Figure 7 It is a structural schematic diagram of a cutting mechanism in a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0034] Figure 8 yes Figure 7 A magnified schematic diagram of part A;

[0035] Fig. 9 It is a structural schematic diagram of a grabbing device in a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0036] Fig.10 yes Fig. 9 A magnified schematic diagram of part B;

[0037] Fig.11 It is a cross-sectional view of a clamping column in a counterweight correction device for a hydraulic torque converter according to an embodiment of the present application;

[0038] Fig.12 yes Fig. 9 A magnified schematic diagram of part C;

[0039] Fig.13 yes Fig.11 Enlarged schematic diagram of part D in the figure.

[0040] Description of reference numerals: 1. base; 2. balancing machine; 3. torque converter; 4. workbench;

[0041] 5. Welding assembly; 51. Robot; 52. Welding gun;

[0042] 6. Placement rack; 61. Placement seat; 62. Connecting shaft; 63. Receiver plate; 64. Abutment plate;

[0043] 7. Straightening piece; 71. Straightening pipe; 72. Angle steel; 73. Diagonal brace; 74. Mounting seat; 75. Step groove; 76. Straightening wheel;

[0044] 8. Driving device;

[0045] 81, clamping member; 811, second mounting plate; 812, fixing block; 813, first oil cylinder;

[0046] 82, first driving member; 821, slide rail; 822, second oil cylinder;

[0047] 9. Cutting mechanism; 91. Cutting table; 92. Cutting slot; 93. Receiving table; 94. Cutting table; 95. Cutting slot; 96. Third oil cylinder; 97. Cutting knife;

[0048] 10. First gripping device; 101. Mounting frame; 102. Mounting platform; 103. First clamping seat; 104. First clamping sheet; 105. First motor;

[0049] 11. second gripping device; 111. guide rail; 112. slide; 113. mounting column; 114. clamping column; 115. third mounting plate; 116. boss; 117. clamping plate; 118. fourth oil cylinder; 119. first spring;

[0050] 12. First mounting plate; 13. Feed inlet; 14. Socket interface; 15. Grasping notch; 16. Mounting rod; 17. Limiting strip; 18. Second spring; 19. Steel belt; 20. Steel belt segment. DETAILED DESCRIPTION

[0051] The following is combined with Figure 1-13 This application is described in further detail.

[0052] The present application embodiment discloses a weight correction device for a hydraulic torque converter. Figure 1 The counterweight correction device for the torque converter comprises a base 1, on which a balancing machine 2 for a dynamic balancing test of the torque converter 3 is arranged, and the torque converter 3 is vertically mounted on the balancing machine 2;

[0053] Reference Figure 2 and Figure 3 A workbench 4 and a welding assembly 5 are provided on the base 1. A placement rack 6 for placing the steel strip coil is provided on the side of the workbench 4 away from the balancing machine 2. The placement rack 6 includes a placement seat 61, a connecting shaft 62 rotatably arranged on the placement seat 61, a receiving plate 63 coaxially arranged at the end of the connecting shaft 62 in a cross shape, and an abutment plate 64 arranged on the receiving plate 63. The connecting shaft 62 passes through the receiving plate 63 and is fixed on the receiving plate 63. There are four abutment plates 64 distributed and arranged circumferentially along the connecting shaft 62. The abutment plates 64 are hinged on the connecting shaft 62; the steel strip coil is placed on the receiving plate 63, and then the abutment plate 64 is pressed so that the abutment plate 64 abuts on the inner ring of the steel strip coil to tension the steel strip coil on the receiving plate 63.

[0054] Reference Figure 1 A straightening member 7 is provided between the workbench 4 and the placement rack 6, and the steel strip 19 is straightened by the straightening member 7 after being removed from the steel strip coil;

[0055] Reference Figure 1 The workbench 4 is provided with a driving device 8, a cutting mechanism 9 and a first gripping device 10. The driving device 8 is used to drive the steel strip 19 to run on the workbench 4 into the cutting mechanism 9. The cutting mechanism 9 is used to cut the steel strip 19 and bend the steel strip 19 to an arc that matches the arc surface of the torque converter 3.

[0056] Reference Figure 1The first grabbing device 10 is used to grab the cut and bent steel belt segment 20; the workbench 4 is provided with a second grabbing device 11; the second grabbing device 11 is used to grab the steel belt segment 20 on the first grabbing device 10 and convey the steel belt segment 20 to fit on the torque converter 3;

[0057] Reference Figure 1 The welding assembly 5 is used to weld the steel belt segment 20 to the torque converter 3. In the embodiment of the present application, the welding assembly 5 includes a manipulator 51 standing on one side of the balancing machine 2, and a welding gun 52 is provided at the end of the manipulator 51. Furthermore, the welding method adopted by the welding gun 52 is gas shielded welding, which has the advantages of high welding reliability and less pollution.

[0058] After the torque converter is balanced by the balancing machine 2, the driving device 8 drives the steel belt 19 to run into the cutting mechanism 9. After cutting and stamping by the cutting mechanism 9, the stamped steel belt segment 20 is removed from the workbench 4 by the first grasping device 10, and then transferred by the second grasping device 11, the steel belt segment 20 is attached to the torque converter, and then the welding operation is performed to complete the counterweight operation of the torque converter 3. The operation is simple and convenient.

[0059] Reference Figure 4 and Figure 5 In the embodiment of the present application, the straightening member 7 includes a straightening tube 71 arranged on the side of the workbench 4, and the straightening tube 71 is placed horizontally. Further, an angle steel 72 is fixedly arranged on the side of the workbench 4, and the angle steel 72 is arranged horizontally. The straightening tube 71 is located on the angle steel 72, and a diagonal brace 73 is fixedly arranged between the base 1 and the angle steel 72. Both ends of the straightening tube 71 are opened, and both ends of the straightening tube 71 are provided with a mounting seat 74, which is fixedly arranged on the angle steel 72. A step groove 75 is opened on the side of the mounting seat 74 away from the straightening tube 71, and the step groove 73 is fixedly arranged between the base 1 and the angle steel 72. 5, two straightening wheels 76 are rotatably arranged, the rotation axis of the straightening wheels 76 is in the vertical direction, the minimum distance between the peripheral walls of the two straightening wheels 76 is equal to the thickness of the steel strip 19, and the steel strip 19 enters the straightening tube 71 after being straightened by the two straightening wheels 76 and is moved out through the straightening tube 71; during the conveying process, the steel strip 19 is straightened by the crimping of the two straightening wheels 76, so that the steel strip 19 presents a straight shape, and then enters the straightening tube 71, and the straightening tube 71 plays a limiting role in the deformation recovery of the steel strip 19, thereby ensuring that the steel strip 19 enters the workbench 4 in a straight shape.

[0060] Reference Figure 1 and Figure 6 The driving device 8 includes a clamping member 81 and a first driving member 82. A first mounting plate 12 is fixedly provided on the workbench 4. The clamping member 81 and the first driving member 82 are both located on the first mounting plate 12.

[0061] Reference Figure 1 and Figure 6 The clamping member 81 includes a second mounting plate 811 arranged on the first mounting plate 12 and two fixed blocks 812 arranged on the second mounting plate 811. The two fixed blocks 812 are arranged opposite to each other, and the steel strip 19 is located between the two fixed blocks 812. The steel strip 19 is supported on one fixed block 812 after being straightened. The fixed block 812 for supporting the steel strip 19 is fixedly arranged on the second mounting plate 811, and the other fixed block 812 is slidably arranged on the second mounting plate 811. The second mounting plate 811 is provided with a first oil cylinder 813 for driving the fixed block 812 to slide and press the steel strip 19 to the fixed block 812. The length direction of the piston rod of the first oil cylinder 813 is perpendicular to the conveying direction of the steel strip 19.

[0062] Reference Figure 1 and Figure 6 The second mounting plate 811 is slidably set on the first mounting plate 12, and a slide rail 821 is set on the first mounting plate 12. The length direction of the slide rail 821 is parallel to the conveying direction of the steel belt 19. The second mounting plate 811 is slidably clamped on the slide rail 821, and the sliding direction of the second mounting plate 811 is parallel to the length direction of the straightening steel belt 19. The first driving member 82 includes a second oil cylinder 822 arranged on the first mounting plate 12, and the second mounting plate 811 is fixedly set on the piston rod of the second oil cylinder 822. The length direction of the piston rod of the second oil cylinder 822 is parallel to the length direction of the steel belt 19.

[0063] After the steel belt 19 enters between the two fixed blocks 812, the first oil cylinder 813 is started, and the first oil cylinder 813 drives the fixed block 812 to slide. The fixed block 812 slides until it abuts against the steel belt 19 and presses the steel belt 19 onto the relative fixed block 812; then the second oil cylinder 822 is started, and the second oil cylinder 822 pushes the second mounting plate 811 to slide. The sliding of the second mounting plate 811 drives the two fixed blocks 812 to slide, and then drives the steel belt 19 to run; then the first oil cylinder 813 drives the fixed block 812 to slide and disengage from the steel belt 19, and the second oil cylinder 822 retreats to the initial position, and the above steps are repeated to complete the transportation of the steel belt 19.

[0064] Reference Figure 7 and Figure 8 The cutting mechanism 9 includes a cutting table 91 arranged on the workbench 4. The top surface of the cutting table 91 is concave to form a cutting groove 92. A receiving table 93 and a cutting table 94 are arranged in the cutting groove 92. The receiving table 93 is fixedly arranged in the cutting groove 92. After the steel strip 19 enters the cutting groove 92, it is received on the receiving table 93. The receiving surface of the receiving table 93 is convex in an arc shape and is consistent with the arc of the hydraulic torque converter installation steel strip section 20.

[0065] Reference Figure 7 and Figure 8The receiving surface of the cutting platform 94 facing the receiving platform 93 is concave to form a cutting groove 95 adapted to the receiving platform 93. The cutting platform 94 is slidably arranged in the cutting groove 92. The sliding direction of the cutting platform 91 is parallel to the sliding direction of the fixed block 812. A third oil cylinder 96 for driving the cutting platform 94 to slide is arranged in the cutting groove 92. The length direction of the piston rod of the third oil cylinder 96 is parallel to the length direction of the first oil cylinder 813.

[0066] Reference Figure 7 and Figure 8 Furthermore, a feed port 13 and a receiving port 14 opposite to the feed port 13 are provided on the cutting table 91, and the feed port 13 and the receiving port 14 are both connected to the cutting groove 92, and the feed port 13 and the receiving port 14 are both located on the travel path of the steel belt 19. The two sides of the cutting table 94 are divided into side walls abutting the feed port 13 and the receiving port 14. The side of the cutting table 94 close to the feed port 13 is provided with an installation notch, and a cutting knife 97 is provided in the installation notch. The surface of the cutting knife 97 facing the receiving table 93 is arc-shaped and connected with the arc surface of the cutting groove 95, and the cutting knife 97 abuts against the side wall of the cutting groove 92.

[0067] After the steel strip 19 runs into the cutting groove 92, the steel strip 19 is received on the receiving platform 93, and the third oil cylinder 96 is started. The third oil cylinder 96 drives the cutting platform 94 to slide, and the sliding of the cutting platform 94 drives the cutting knife 97 to slide and cut the steel strip 19. At the same time, the cutting platform 94 punches the steel strip 19 to complete the processing of the steel strip segment 20.

[0068] Reference Fig. 9 and Fig.10 In the embodiment of the present application, the first gripping device 10 includes a mounting frame 101 arranged on the workbench 4, a mounting platform 102 slidably arranged on the mounting frame 101, a first clamping seat 103 rotatably arranged on the mounting platform 102, and two first clamping pieces 104 arranged on the first clamping seat 103, the mounting platform 102 slides in the vertical direction, a fifth oil cylinder is arranged on the mounting frame 101, and the mounting platform 102 is fixedly arranged on the piston rod of the fifth oil cylinder;

[0069] Reference Fig. 9 and Fig.10 The first clamping seat 103 is eccentrically arranged on the mounting platform 102. The first clamping seat 103 rotates with the axis of the mounting platform 102. The first motor 105 is arranged at the axis of the mounting platform 102. The output shaft of the first motor 105 is along the vertical direction. A mounting shaft is rotatably arranged in the mounting platform 102. The mounting shaft is parallel to the output shaft of the first motor 105 and is located on one side of the output shaft of the first motor 105. The first clamping seat 103 is arranged on the mounting shaft. The output shaft of the first motor 105 and the mounting shaft are both provided with mutually meshing gears.

[0070] Reference Fig. 9 and Fig.10 , two first clamping pieces 104 are slidably arranged on the first clamping seat 103, the two first clamping pieces 104 are opposite to each other and slide relative to each other, and a rodless cylinder for driving the two first clamping pieces 104 to slide relative to each other is arranged on the first clamping seat 103, two rodless cylinders are arranged and correspond to the first clamping pieces 104 one by one, and the first clamping pieces 104 are fixedly arranged at the output end of the rodless cylinder;

[0071] Combination Figure 8 Furthermore, the arc surface of the receiving platform 93 is provided with a grabbing notch 15 for any first clamping piece 104 to enter.

[0072] After the steel belt segment 20 is stamped, the position of the first clamping piece 104 is adjusted by the fifth cylinder and the first motor 105 so that the first clamping piece 104 enters the grabbing notch 15, and then the two first clamping pieces 104 are driven by the rodless cylinder to slide relative to each other to clamp the steel belt segment 20, and then the first motor 105 drives the mounting shaft to rotate 180°, and the mounting shaft drives the first clamping seat 103 to rotate, so as to adjust the orientation of the steel belt segment 20 and facilitate the steel belt segment 20 to fit on the torque converter 3, and then the fifth cylinder is used to lift the steel belt segment 20 to a certain height.

[0073] Reference Fig.11 , Fig.12 and Fig.13 The second gripping device 11 includes a guide rail 111 arranged on the workbench 4, a slide 112 slidably arranged on the guide rail 111, a mounting column 113 arranged on the slide 112, and a clamping column 114 arranged on the mounting column 113. The slide 112 slides along the conveying direction of the steel belt 19. Further, a lead screw is rotatably arranged in the guide rail 111, and the length direction of the lead screw is parallel to the length direction of the guide rail 111. The slide 112 is threadedly connected to the lead screw, and a second motor that drives the lead screw to rotate is arranged on the workbench 4;

[0074] Reference Fig.11 , Fig.12 and Fig.13 The clamping column 114 is arranged on one side of the mounting column 113 and directly faces the torque converter 3. A third mounting plate 115 is arranged on the side wall of the clamping column 114 directly facing the torque converter 3. The third mounting plate 115 is L-shaped and fixedly arranged on the clamping column 114. A boss 116 is arranged on the upper plate surface of the third mounting plate 115. A space for clamping the steel belt segment 20 is left between the boss 116 and the end surface of the third mounting plate 115. A clamping plate 117 is hingedly connected to the upper plate surface of the third mounting plate 115. The rotation axis of the clamping plate 117 is located in the middle of the clamping plate 117. Furthermore, a fixing notch adapted to the boss 116 is formed on the clamping plate 117. A second driving member for driving the clamping plate 117 to rotate and engaging with the boss 116 is arranged in the clamping column 114.

[0075] Reference Fig.11 , Fig.12 and Fig.13 The second driving member includes a fourth oil cylinder 118 disposed at the bottom of the clamping column 114. The length direction of the piston rod of the fourth oil cylinder 118 is along the vertical direction. The end of the clamping plate 117 close to the clamping column 114 enters the clamping column 114. The piston rod of the fourth oil cylinder 118 enters the clamping column 114 and abuts against the lower plate surface of the clamping plate 117.

[0076] Reference Fig.11 , Fig.12 and Fig.13 A first spring 119 is arranged at the top of the inner cavity of the clamping column 114, and the length direction of the first spring 119 is parallel to the length direction of the clamping column 114. The upper plate surface of the clamping plate 117 is fixedly set on the first spring 119. Furthermore, a guide rod is arranged on the upper plate surface of the clamping plate 117, and the guide rod is located in the first spring 119.

[0077] After the steel belt segment 20 is separated from the workbench 4 by the fifth oil cylinder, the second motor is started, and the second motor drives the lead screw to rotate, and the lead screw drives the slide 112 to slide to the steel belt segment 20, and then the fourth oil cylinder 118 is started, and the piston rod of the fourth oil cylinder 118 is separated from the clamping plate 117. Under the action of the first spring 119, the clamping plate 117 is separated from the boss 116, and then the steel belt segment 20 relatively enters the third mounting plate 115, and then the fourth oil cylinder 118 is started again, and the fourth oil cylinder 118 drives the clamping plate 117 to rotate, and the clamping plate 117 rotates toward the boss 116, and the steel belt segment 20 is engaged between the third mounting plate 115 and the clamping plate 117, and then the steel belt segment 20 is transported to the hydraulic torque converter through the sliding of the slide 112.

[0078] Reference Fig.11 , Fig.12 and Fig.13 Furthermore, the clamping column 114 is slidably arranged on the mounting column 113, and a mounting rod 16 is arranged on the surface of the mounting column 113 facing the clamping column 114, and the length direction of the mounting rod 16 is perpendicular to the side wall, the clamping column 114 is fixed on the mounting rod 16, and the mounting rod 16 is slidably arranged on the mounting column 113, and the mounting rod 16 passes through the mounting column 113, and a limiting strip 17 is arranged at the end away from the clamping column 114, and the mounting rod 16 is sleeved with a second spring 18, one end of the second spring 18 is fixedly arranged on the clamping column 114, and the other end is fixedly arranged on the mounting column 113; the clamping column 114 is relatively slidably arranged on the mounting column 113, so that the steel belt segment 20 can be attached to the arc surface of the torque converter 3.

[0079] The implementation principle of a counterweight correction device for a hydraulic torque converter in the embodiment of the present application is as follows:

[0080] After the torque converter is balanced by the balancing machine 2, the steel belt 19 enters between the two fixed blocks 812, and the first oil cylinder 813 is started. The first oil cylinder 813 drives the fixed block 812 to slide, and the fixed block 812 slides to abut against the steel belt 19 and presses the steel belt 19 against the relative fixed block 812; then the second oil cylinder 822 is started, and the second oil cylinder 822 pushes the second mounting plate 811 to slide, and the sliding of the second mounting plate 811 drives the two fixed blocks 812 to slide, and then drives the steel belt 19 to run; then the first oil cylinder 813 drives the fixed block 812 to slide and disengage from the steel belt 19, and the second oil cylinder 822 retreats to the initial position, and the above steps are repeated, and the steel belt 19 enters the cutting groove 92;

[0081] The third oil cylinder 96 is started, and the third oil cylinder 96 drives the cutting platform 94 to slide, and the sliding of the cutting platform 94 drives the cutting knife 97 to slide to cut the steel strip 19, and at the same time, the cutting platform 94 performs a punching operation on the steel strip 19;

[0082] The position of the first clamping piece 104 is adjusted by the fifth cylinder and the first motor 105, so that the first clamping piece 104 enters the grabbing notch 15, and then the two first clamping pieces 104 are driven by the rodless cylinder to slide relative to each other to clamp the steel belt segment 20, and then the first motor 105 drives the installation shaft to rotate 180°, and the installation shaft drives the first clamping seat 103 to rotate, so as to adjust the direction of the steel belt segment 20 and facilitate the steel belt segment 20 to fit on the torque converter 3, and then the steel belt segment 20 is lifted to a certain height by the fifth cylinder;

[0083] The second motor is started, and the second motor drives the lead screw to rotate, and the lead screw drives the slide 112 to slide to the steel belt segment 20, and then the fourth oil cylinder 118 is started, and the piston rod of the fourth oil cylinder 118 is separated from the clamping plate 117. Under the action of the first spring 119, the clamping plate 117 is separated from the boss 116, and then the steel belt segment 20 relatively enters the third mounting plate 115, and then the fourth oil cylinder 118 is started again, and the fourth oil cylinder 118 drives the clamping plate 117 to rotate, and the clamping plate 117 rotates toward the boss 116, and the steel belt segment 20 is engaged between the third mounting plate 115 and the clamping plate 117, and then the steel belt segment 20 is transported to the hydraulic torque converter through the sliding of the slide 112; then the position of the welding gun 52 is adjusted by the manipulator 51, and the steel belt segment 20 is welded on the arc surface of the hydraulic torque converter 3 to complete the counterweight balancing operation.

[0084] The embodiment of the present application discloses a weight correction process for a hydraulic torque converter, the weight correction process for the hydraulic torque converter uses a weight correction device for the hydraulic torque converter, and further includes:

[0085] S1: The steel strip 19 passes through the straightening wheel 76 and the straightening tube 71 in sequence and moves between the two fixed blocks 812;

[0086] S2: The first oil cylinder 813 drives the fixing block 812 to be pressed onto the steel belt 19, and the second oil cylinder 822 drives the second mounting plate 811 to slide and drive the steel belt 19 to move;

[0087] S3: The steel strip 19 enters the cutting groove 92, and the third oil cylinder 96 drives the cutting table 94 to slide and cut the steel strip 19;

[0088] S4: driving the two first clamping pieces 104 to slide toward each other to clamp the steel belt segment 20 through the rodless cylinder, and driving the two first clamping pieces 104 to rotate 180° through the first motor 105;

[0089] S5: The slide 112 slides to the first clamping plate 104, and the fourth oil cylinder 118 is activated to drive the clamping plate 117 to rotate toward the boss 116 to clamp the steel belt segment 20 therein, and transport it to the torque converter 3 through the slide 112;

[0090] S6: Weld the steel belt segment 20 onto the arc surface of the torque converter 3 through the welding assembly 5 .

[0091] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A counterweight correction device for a torque converter, characterized in that: The invention comprises a base (1), on which a balancing machine (2) for dynamic balancing test of a hydraulic torque converter (3) is arranged, and the hydraulic torque converter (3) is installed on the balancing machine (2) in a vertical state, and a workbench (4) and a welding assembly (5) are arranged on the base (1), and a placement rack (6) for placing a steel strip roll is arranged on the side of the workbench (4) away from the balancing machine (2); a straightening member (7) is arranged between the workbench (4) and the placement rack (6), and the steel strip (19) is straightened by the straightening member (7) after being removed from the steel strip roll; a driving device (8), a cutting mechanism (9) and a first grasping device (10) are arranged on the workbench (4), and the driving device (8), a cutting mechanism (9) and a first grasping device (10) are arranged. The device (8) is used to drive the steel strip (19) to run on the workbench (4) into the cutting mechanism (9), and the cutting mechanism (9) is used to cut the steel strip (19) and bend the steel strip (19) to an arc that matches the arc surface of the torque converter (3); the first grasping device (10) is used to grasp the cut and bent steel strip segment (20); the workbench (4) is provided with a second grasping device (11), and the second grasping device (11) is used to grasp the steel strip segment (20) on the first grasping device (10) and convey the steel strip segment (20) to fit on the torque converter (3); the welding assembly (5) is used to weld the steel strip segment (20) to the torque converter (3), The driving device (8) comprises a clamping member (81) and a first driving member (82); a first mounting plate (12) is arranged on the workbench (4); the clamping member (81) and the first driving member (82) are both located on the first mounting plate (12); the clamping member (81) comprises a second mounting plate (811) arranged on the first mounting plate (12) and two fixing blocks (812) arranged on the second mounting plate (811); the steel belt (19) is located between the two fixing blocks (812); the steel belt (19) is supported on one fixing block (812) after being straightened; and the fixing block (812) for supporting the steel belt (19) is fixedly arranged on the second mounting plate (811) 1), the other fixed block (812) is slidably arranged on the second mounting plate (811), and the second mounting plate (811) is provided with a first oil cylinder (813) for driving the fixed block (812) to slide and press the steel strip (19) to the fixed block (812); the second mounting plate (811) is slidably arranged on the first mounting plate (12), and the sliding direction of the second mounting plate (811) is parallel to the length direction of the straightening steel strip (19), the first driving member (82) includes a second oil cylinder (822) arranged on the first mounting plate (12), and the second mounting plate (811) is fixedly arranged on the piston rod of the second oil cylinder (822); The straightening member (7) comprises a straightening tube (71) arranged on the side of the workbench (4), both ends of the straightening tube (71) are opened, both ends of the straightening tube (71) are provided with mounting seats (74), a step groove (75) is provided on the side of the mounting seat (74) away from the straightening tube (71), two straightening wheels (76) are rotatably arranged on the step groove (75), and the rotation axis of the straightening wheel (76) is along the vertical direction. After being straightened by the two straightening wheels (76), the steel strip (19) enters the straightening tube (71) and moves out through the straightening tube (71); The cutting mechanism (9) comprises a cutting table (91) arranged on a workbench (4), the top surface of the cutting table (91) is concave to form a cutting groove (92), a receiving table (93) and a cutting table (94) are arranged in the cutting groove (92), the steel strip (19) is received on the receiving table (93) after entering the cutting groove (92), the receiving surface of the receiving table (93) is convex in an arc shape and is consistent with the arc of the hydraulic torque converter installation steel strip section (20); the receiving surface of the cutting table (94) facing the receiving table (93) is concave to form a cutting groove (95) adapted to the receiving table (93), the cutting table (94) is slidably arranged in the cutting groove (92), and a third oil cylinder (96) for driving the cutting table (94) to slide is arranged in the cutting groove (92); The cutting platform (91) is provided with a feed port (13) and a receiving port (14) opposite to the feed port (13), the feed port (13) and the receiving port (14) are both connected to the cutting groove (92), the feed port (13) and the receiving port (14) are both located on the travel path of the steel strip (19), and the two sides of the cutting platform (94) are respectively abutted against the side walls where the feed port (13) and the receiving port (14) are located; The first grasping device (10) comprises a mounting frame (101) arranged on a workbench (4), a mounting platform (102) slidably arranged on the mounting frame (101), a first clamping seat (103) rotatably arranged on the mounting platform (102), and two first clamping pieces (104) arranged on the first clamping seat (103), the first clamping seat (103) being eccentrically arranged on the mounting platform (102), the first clamping seat (103) being rotated about the axis of the mounting platform (102), the two first clamping pieces (104) being slidably arranged on the first clamping seat (103), the two first clamping pieces (104) being opposite to each other and sliding relative to each other, and the first clamping seat (103) being provided with a rodless cylinder for driving the two first clamping pieces (104) to slide relative to each other; A first motor (105) is arranged at the axis center of the mounting platform (102), the output shaft of the first motor (105) is in the vertical direction, a mounting shaft is rotatably arranged in the mounting platform (102), the mounting shaft is parallel to the output shaft of the first motor (105) and is located on one side of the output shaft of the first motor (105), the first clamping seat (103) is arranged on the mounting shaft, and the output shaft of the first motor (105) and the mounting shaft are both provided with mutually meshing gears; The second gripping device (11) comprises a guide rail (111) arranged on the workbench (4), a slide table (112) slidably arranged on the guide rail (111), a mounting column (113) arranged on the slide table (112), and a clamping column (114) arranged on the mounting column (113), wherein the slide table (112) slides along the conveying direction of the steel strip (19), the clamping column (114) is arranged on one side of the mounting column (113) and directly faces the hydraulic torque converter (3), and the clamping column (114) is directly facing the side wall of the hydraulic torque converter (3). A third mounting plate (115) is provided, a boss (116) is provided on the upper plate surface of the third mounting plate (115), a space for clamping the steel belt section (20) is reserved between the boss (116) and the end surface of the third mounting plate (115), a clamping plate (117) is hingedly connected to the upper plate surface of the third mounting plate (115), a rotation axis of the clamping plate (117) is located in the middle of the clamping plate (117), and a second driving member for driving the clamping plate (117) to rotate and engaging with the boss (116) is provided in the clamping column (114); The clamping column (114) is hollow, and the second driving member includes a fourth oil cylinder (118) arranged at the bottom of the clamping column (114); the end of the clamping plate (117) close to the clamping column (114) enters the clamping column (114), and the piston rod of the fourth oil cylinder (118) enters the clamping column (114) and abuts against the lower plate surface of the clamping plate (117); a first spring (119) is arranged at the top of the inner cavity of the clamping column (114), and the length direction of the first spring (119) is parallel to the length direction of the clamping column (114), and the upper plate surface of the clamping plate (117) is fixedly arranged on the first spring (119).

2. A weight correction process for a hydraulic torque converter, using the weight correction device for a hydraulic torque converter as claimed in claim 1, characterized in that: Also includes; S1: The steel strip (19) passes through the straightening wheel (76) and the straightening tube (71) in sequence and moves between two fixed blocks (812); S2: The fixing block (812) is driven to be pressed onto the steel belt (19) by the first oil cylinder (813), and the second mounting plate (811) is driven to slide and drive the steel belt (19) to move by the second oil cylinder (822); S3: the steel strip (19) enters the cutting groove (92), and the cutting platform (94) is driven to slide by the third oil cylinder (96) to cut the steel strip (19); S4: driving the two first clamping pieces (104) to slide towards each other to clamp the steel belt segment (20) through a rodless cylinder, and driving the two first clamping pieces (104) to rotate 180° through a first motor (105); S5: the slide table (112) slides to the first clamping plate (104), the fourth oil cylinder (118) is started to drive the clamping plate (117) to rotate toward the boss (116) to clamp the steel belt section (20) therein, and the steel belt section (20) is transported to the hydraulic torque converter (3) through the slide table (112); S6: Welding the steel belt segment (20) to the arc surface of the hydraulic torque converter (3) through a welding assembly (5).

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