Universal lifting stirrer

Abstract

The utility model relates to the field of stirrers, and discloses a universal lifting stirrer which comprises two parallel trolleys, hydraulic supporting legs are fixedly connected to the four corners of the outer wall of each cart, the tops of the two carts are fixedly connected with a fixing table, scissor-type lifting mechanisms are arranged on the left side and the right side of the top of the fixing table respectively, and the tops of the two scissor-type lifting mechanisms are fixedly connected to the bottom of a lifting table. A second hollowed-out part and a first hollowed-out part are formed in the rear side of the middle of the lifting table and the rear side of the middle of the fixed table respectively and correspond to each other up and down. A second lifting mechanism is fixedly connected to the front side of the top of the lifting table, the movable end of the second lifting mechanism is fixedly connected with a moving seat, a stirring motor is fixedly connected to the top of the moving seat, and an output shaft of the stirring motor penetrates through the moving seat.

Description

Technical Field

[0001] The utility model relates to the field of mixers, in particular to a universal lifting mixer. Background Art

[0002] Mixers are widely used in many industries such as construction, chemical industry, and food. Different usage scenarios often have different requirements for mixers. Different usage scenarios require mixers to be able to adapt to different container heights and positions.

[0003] A Chinese patent discloses a universal lifting mixer (CN218422396U), which improves the versatility of the mixer, improves the mixing effect of the mixer, and saves production costs. However, during use, the mixing head needs to be raised first and then inserted into the object to be mixed, which makes the equipment too high and produces large vibrations. The chassis is thin and relatively dangerous, and the rollers under the chassis make the equipment unstable when working. Utility Model Content

[0004] In order to overcome the above-mentioned shortcomings, the utility model provides a universal lifting mixer.

[0005] The technical solution adopted by this utility model:

[0006] A universal lifting mixer comprises two parallel trolleys; the four corners of the outer wall of the trolleys are fixedly connected with hydraulic legs; the tops of the two trolleys are fixedly connected with a fixed platform; the left and right sides of the top of the fixed platform are respectively provided with scissor-type lifting mechanisms; the tops of the two scissor-type lifting mechanisms are fixedly connected with the bottom of the lifting platform; the middle rear side of the lifting platform and the middle rear side of the fixed platform are respectively provided with a hollow part 2 and a hollow part 1, and the hollow part 2 and the hollow part 1 correspond to each other up and down; the top front side of the lifting platform is fixedly connected with a lifting mechanism 2, and the movable end of the lifting mechanism 2 is fixedly connected with a movable end of the lifting mechanism 2. The movable seat is provided with a stirring motor fixedly connected to the top of the movable seat, the output shaft of the stirring motor passes through the movable seat, the output shaft of the stirring motor is rotatably connected to the movable seat, the output shaft of the stirring motor is fixedly connected to the stirring shaft, the top end of the stirring shaft is rotatably connected to the movable seat, the bottom end of the stirring shaft is fixedly connected to the stirring head, the stirring shaft is located on the inner sides of the hollow part two and the hollow part one, the stirring shaft is located in the stirring barrel, the stirring barrel is located on the inner sides of the hollow part two and the hollow part one, a control box is arranged on the top of the lifting platform, the control box is electrically connected to the scissors-type lifting mechanism, the lifting mechanism two and the stirring motor.

[0007] The scissor-type lifting mechanism includes slide rails, the two slide rails are arranged in parallel, and the front and rear sides between the two slide rails are provided with a fixed seat 1, the fixed seat 1 is fixedly connected to the top of the fixed platform, and the two slide rails are fixedly connected to the top of the fixed platform; a lead screw 1 is provided between the two fixed seats 1, and the two ends of the lead screw 1 respectively penetrate the two fixed seats 1, and the fixed seat 1 is rotatably connected to the lead screw 1, and the outer wall of the lead screw 1 is threadedly sleeved with a lead screw nut 1, and the left and right side walls of the lead screw nut 1 are fixedly connected with a shaft 1, and the outer walls of the opposite ends of the two shafts 1 are fixedly connected with a connecting seat 1, and the two connecting seats 1 are slidably matched with the two slide rails, and the bottom ends of the two support frames 1 are respectively located on the inner sides of the two connecting seats 1 and are rotatably connected to the shaft 1, and the end of the shaft 1 penetrates the bottom of the connecting seat 1 and the support frame 1, and the rear side of the slide rail is provided with a connecting seat 2, and the connecting seat 2 is fixedly connected to the top of the fixed platform. The connecting seat 2 is U-shaped, the axis 2 penetrates the connecting seat 2, the connecting seat 2 is fixedly connected to the axis 2, the bottom ends of the two support frames 2 are respectively located on the inner sides of the two connecting seats 2, the support frame 2 is rotatably connected to the connecting seat 2 through the axis 2, the support frame 2 and the support frame 1 are in a cross shape, the support frame 2 and the support frame 1 cross at the center, the central axis penetrates the intersection of the support frame 2 and the support frame 1, the support frame 2 and the support frame 1 are rotatably connected through the central axis, the support frame 2 and the support frame 1 have a top frame on the top, the top frame is frame-shaped, the left and right inner walls of the top frame are provided with sliding grooves, the outer walls at both ends of the top of the support frame 1 are rotatably connected with the axis 3, the axis 3 is fixedly connected to the inner side wall of the top frame, the outer walls at both ends of the top of the support frame 2 are rotatably connected with pulleys, the pulleys are located on the inner side of the sliding groove and slide with the sliding groove, and the top frame is fixedly connected to the bottom of the lifting platform.

[0008] The front ends of the two lead screws 1 are fixedly connected with bevel gear 1, the front sides of the two scissor-type lifting mechanisms are provided with fixed seats 2, the fixed seats 2 are fixedly connected to the top of the fixed platform, the shaft 4 penetrates the tops of the two fixed seats 2, the two fixed seats 2 are rotatably connected with the shaft 4, both ends of the shaft 4 are fixedly connected with bevel gear 2, the two bevel gears 2 are respectively meshed with the two bevel gears 1, the motor 1 is fixed on the top of the fixed platform, and the output shaft of the motor 1 is fixedly connected to the end of a lead screw 1 through a coupling.

[0009] The lifting mechanism second includes a fixed frame, which is fixedly connected to the top of the lifting platform, a supporting plate is fixedly connected to the middle of the rear side wall of the fixed frame, and a top plate is fixedly connected to the top of the fixed frame. A lead screw second is provided between the supporting plate and the top plate, and two ends of the lead screw second are rotatably connected to the supporting plate and the top plate respectively, the top end of the lead screw second passes through the top plate, and the top end of the lead screw second is fixedly connected to a pulley one, and the bottom front side of the top plate is fixedly connected to a motor two, the output shaft of the motor two passes through the top plate, and the output shaft of the motor two is fixedly connected to the pulley two, and the outer walls of the pulley one and the pulley two are sleeved with a belt, and the left and right sides of the lead screw two are provided with guide columns, and the two ends of the guide column are respectively fixedly connected to the top of the supporting plate and the bottom of the top plate, and the outer wall of the lead screw two is threadedly sleeved with a lead screw nut two, and the left and right side walls of the lead screw nut two are fixedly connected with guide sleeves, and the guide sleeves are slidably sleeved on the outer wall of the guide column, and the movable seat is fixedly connected to the lead screw nut two and the guide sleeve.

[0010] The supporting plate and the top plate are fixedly connected to the two ends of the fixing rod. The top outer wall and the bottom outer wall of the fixing rod are respectively sleeved with an upper limit rod and a lower limit rod, and the upper limit rod and the lower limit rod are respectively located just above and just below the guide sleeve.

[0011] The structures of the upper limit rod and the lower limit rod are consistent. The lower limit rod includes a horizontal plate, a clamping plate, a bolt and a vertical rod. One end of the horizontal plate is vertically fixed to the vertical rod, and the other end of the horizontal plate is attached to the outer wall of the fixed rod. The clamping plate is attached to the outer wall of the fixed rod. The horizontal plate and the clamping plate are arranged opposite to each other. The bolt passes through the clamping plate and enters the horizontal plate. The bolt is threadedly connected to the horizontal plate, and the bolt and the clamping plate rotate in coordination.

[0012] Beneficial effects of the utility model:

[0013] The utility model can conveniently adjust the height of the lifting platform through the scissor-type lifting mechanism. The fixed connection between the movable seat and the stirring motor allows the stirring head to be lifted and lowered as the lifting mechanism is lifted and lowered, which is convenient for stirring operations on containers of different depths and adapts to containers or working environments of different heights. The arrangement of the hydraulic legs can stably support the device on the ground during operation, which can effectively prevent the device from shaking due to vibration generated by stirring and improve the stability of the device. The mixer is placed on a liftable platform, which reduces the overall height and reduces the safety hazards of the operator at work. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the scissor-type lifting mechanism of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the lifting mechanism 2 of the utility model;

[0017] Figure 4yes Figure 3 Schematic diagram from another perspective;

[0018] Figure 5 yes Figure 3 Partial magnified image;

[0019] Figure 6 yes Figure 1 Partial exploded view.

[0020] The reference numerals in all the drawings are as follows: 1. cart; 2. hydraulic outrigger; 3. fixed platform; 4. scissor-type lifting mechanism; 5. lifting platform; 6. hollow part 1; 7. hollow part 2; 8. lifting mechanism 2; 9. control box; 10. moving seat; 11. stirring motor; 12. stirring shaft; 13. stirring head; 14. stirring barrel; 41. slide rail; 42. fixed seat 1; 43. lead screw 1; 44. lead screw nut 1; 45. shaft 1; 46. connecting seat 1; 47. support frame 1; 48. connecting seat 2; 49. shaft 2; 410. supporting frame 2; 411. central axis; 412. top frame; 413. Slide; 414, axis three; 415, pulley; 416, bevel gear one; 417, fixed seat two; 418, axis four; 419, bevel gear two; 420, motor one; 421, coupling; 81, fixed frame; 82, support plate; 83, top plate; 84, lead screw two; 85, pulley one; 86, motor two; 87, pulley two; 88, belt; 89, guide column; 810, lead screw nut two; 811, guide sleeve; 812, fixed rod; 813, lower limit rod; 814, upper limit rod; 815, cross plate; 816, clamping plate; 817, bolt; 818, vertical rod; 14, mixing barrel. DETAILED DESCRIPTION

[0021] like Figure 1-6As shown: a universal lifting mixer, comprising two parallel trolleys 1, the four corners of the outer wall of the trolleys 1 are fixedly connected with hydraulic legs 2, the tops of the two trolleys 1 are fixedly connected to a fixed platform 3, the top two left and right sides of the fixed platform 3 are respectively provided with scissor-type lifting mechanisms 4, the tops of the two scissor-type lifting mechanisms 4 are fixedly connected to the bottom of the lifting platform 5, the middle rear side of the lifting platform 5 and the middle rear side of the fixed platform 3 are respectively provided with a hollow part 2 7 and a hollow part 1 6, and the hollow part 2 7 and the hollow part 1 6 correspond to each other up and down; the top front side of the lifting platform 5 is fixedly connected with a lifting mechanism 2 8, the movable end of the lifting mechanism 2 8 is fixedly connected to a moving seat 10, and the top of the moving seat 10 A stirring motor 11 is fixedly connected, and the output shaft of the stirring motor 11 passes through the movable seat 10. The output shaft of the stirring motor 11 is rotatably connected to the movable seat 10. The output shaft of the stirring motor 11 is fixedly connected to a stirring shaft 12. The top of the stirring shaft 12 is rotatably connected to the movable seat 10. The bottom of the stirring shaft 12 is fixedly connected to a stirring head 13. The stirring shaft 12 is located on the inner side of the hollow part 2 7 and the hollow part 1 6. The stirring shaft 12 is located in a stirring barrel 14. The stirring barrel 14 is located on the inner side of the hollow part 2 7 and the hollow part 1 6. A control box 9 is arranged on the top of the lifting platform 5. The control box 9 is electrically connected to the scissors-type lifting mechanism 4, the lifting mechanism 2 8 and the stirring motor 11.

[0022] The scissor lift mechanism 4 includes a slide rail 41, two slide rails 41 are arranged in parallel, and the front and rear sides between the two slide rails 41 are provided with a fixed seat 42, the fixed seat 42 is fixedly connected to the top of the fixed platform 3, and the two slide rails 41 are fixedly connected to the top of the fixed platform 3; a lead screw 43 is provided between the two fixed seats 42, and the two ends of the lead screw 43 respectively penetrate the two fixed seats 42, and the fixed seat 42 is rotatably connected to the lead screw 43, and the outer wall of the lead screw 43 is threadedly sleeved with a lead screw nut 44, and the lead screw nut 44 The left and right side walls are fixedly connected with shaft 1 45, and the outer walls of the opposite ends of the two shafts 1 45 are fixedly connected with connecting seats 1 46. The two connecting seats 1 46 are slidably matched with the two slide rails 41. The bottom ends of the two support frames 1 47 are respectively located on the inner sides of the two connecting seats 1 46 and are rotatably connected with the shaft 1 45. The end of the shaft 1 45 penetrates the bottom of the connecting seat 1 46 and the support frame 1 47. The rear side of the slide rail 41 has a connecting seat 2 48, which is fixedly connected to the top of the fixed platform 3. The connecting seat 2 48 is U-shaped, and the shaft 2 49 penetrates The connecting seat 2 48 is connected to the shaft 2 49, and the bottom ends of the two support frames 2 410 are respectively located on the inner sides of the two connecting seats 2 48. The support frame 2 410 is connected to the connecting seat 2 48 by the shaft 2 49. The support frame 2 410 and the support frame 1 47 are in a cross shape. The support frame 2 410 and the support frame 1 47 cross at the center. The central axis 411 runs through the intersection of the support frame 2 410 and the support frame 1 47. The support frame 2 410 and the support frame 1 47 are connected by the central axis 411. The top of the support frame 2 410 and the support frame 1 47 has a top frame 412, and the top frame 412 is frame-shaped. The left and right inner walls of the top frame 412 are provided with slide grooves 413. The outer walls at both ends of the top of the support frame 1 47 are rotatably connected with shaft three 414, and shaft three 414 is fixedly connected to the inner wall of the top frame 412. The outer walls at both ends of the top of the support frame 2 410 are rotatably connected with pulleys 415, and the pulleys 415 are located on the inner side of the slide groove 413 and slideably cooperate with the slide groove 413. The top frame 412 is fixedly connected to the bottom of the lifting platform 5.

[0023] The front ends of the two lead screws 43 are fixedly connected with bevel gears 416, and the front sides of the two scissor-type lifting mechanisms 4 are provided with fixed seats 417, which are fixedly connected to the top of the fixed platform 3, and shaft 418 penetrates the tops of the two fixed seats 417, and the two fixed seats 417 are rotatably connected with shaft 418. Both ends of shaft 418 are fixedly connected with bevel gears 419, and the two bevel gears 419 are respectively meshed with the two bevel gears 416. Motor 1 420 is fixed on the top of the fixed platform 3, and the output shaft of motor 420 is fixedly connected to the end of a lead screw 43 through a coupling 421.

[0024] The lifting mechanism 28 includes a fixed frame 81, which is fixedly connected to the top of the lifting platform 5. A support plate 82 is fixedly connected to the middle of the rear side wall of the fixed frame 81, and a top plate 83 is fixedly connected to the top of the fixed frame 81. A lead screw 284 is provided between the support plate 82 and the top plate 83. The two ends of the lead screw 284 are rotatably connected to the support plate 82 and the top plate 83 respectively. The top end of the lead screw 284 passes through the top plate 83, and the top end of the lead screw 284 is fixedly connected to a pulley 185. The bottom front side of the top plate 83 is fixedly connected to a motor 286, and the output shaft of the motor 286 passes through the top plate 83. The output shaft of motor 2 86 is fixedly connected to pulley 2 87, the outer walls of pulley 1 85 and pulley 2 87 are sleeved with belt 88, the left and right sides of screw 2 84 are provided with guide columns 89, the two ends of the guide column 89 are respectively fixedly connected to the top of the support plate 82 and the bottom of the top plate 83, the outer wall of screw 2 84 is threadedly sleeved with screw nut 2 810, the left and right side walls of screw nut 2 810 are fixedly connected with guide sleeve 811, the guide sleeve 811 is slidably sleeved on the outer wall of guide column 89, and the movable seat 10 is fixedly connected to screw nut 2 810 and guide sleeve 811.

[0025] The support plate 82 and the top plate 83 are fixedly connected to the two ends of the fixed rod 812. The top outer wall and the bottom outer wall of the fixed rod 812 are respectively sleeved with an upper limit rod 814 and a lower limit rod 813. The upper limit rod 814 and the lower limit rod 813 are respectively located directly above and directly below the guide sleeve 811.

[0026] The upper limit rod 814 and the lower limit rod 813 have the same structure. The lower limit rod 813 includes a transverse plate 815, a clamping plate 816, a bolt 817 and a vertical rod 818. One end of the transverse plate 815 is vertically fixedly connected to the vertical rod 818, and the other end of the transverse plate 815 is attached to the outer wall of the fixed rod 812. The clamping plate 816 is attached to the outer wall of the fixed rod 812. The transverse plate 815 and the clamping plate 816 are arranged opposite to each other. The bolt 817 penetrates the clamping plate 816 and enters the transverse plate 815. The bolt 817 is threadedly connected to the transverse plate 815, and the bolt 817 and the clamping plate 816 are rotatably matched.

[0027] The motor 1 420 drives one of the lead screws 1 43 to rotate, and the bevel gear 1 416 and the bevel gear 2 419 are used to transmit the transmission, so that the other lead screw 1 43 rotates synchronously, driving the lead screw nut 1 44 to move forward and backward, thereby driving the shaft 1 45 and the connecting seat 1 46 to move forward and backward along the slide rail 41, so that the two ends of the bottom of the support frame 1 47 move forward and backward. Since the two ends of the bottom of the support frame 2 410 are fixed, the support frame 1 47 and the support frame 2 410 rotate with the central axis 411 as the center of the circle, so that the top frame 412 and the lifting platform 5 rise and fall;

[0028] The second motor 86 drives the second pulley 87 to rotate, and the second pulley 87 drives the first pulley 85 and the second screw 84 to rotate through the belt 88, so that the second screw nut 810 moves up and down along the second screw 84, and drives the moving seat 10 to move up and down along the guide column 89 through the guide sleeve 811, so that the stirring motor 11, the stirring shaft 12 and the stirring head 13 move up and down; the lower limit rod 813 and the upper limit rod 814 can know the height of the descent and ascent, and the lower limit rod 813 and the upper limit rod 814 can adjust the position on the fixed rod 812, so that the moving position of the guide sleeve 811 can be limited to prevent the guide sleeve 811 from moving beyond the limit of the support plate 82 and the top plate 83. When the lower limit rod 813 and the upper limit rod 814 are close to the support plate 82 and the top plate 83 respectively, the second motor 86 stops working. The second motor 86, the stirring motor 11 and the first motor 420 are all servo motors.

[0029] First, the lifting platform 5 is driven to rise by two scissor-type lifting mechanisms 4, and then the stirring motor 11 is driven to rise by the lifting mechanism 2 8, and the device is pushed to the required position by the cart 1, so that the container to be stirred is located inside the hollow part 1 6 and the hollow part 2 7, and the hydraulic legs 2 are started to support the ground, so that the device is more stable and will not shake, and then the lifting platform 5 is driven to descend by the two scissor-type lifting mechanisms 4, and the stirring motor 11 is driven to descend by the lifting mechanism 2 8, so that the stirring head 13 and the stirring shaft 12 are extended into the stirring barrel 14, and the stirring motor 11 is started to drive the stirring shaft 12 and the stirring head 13 to rotate, and the container is stirred. The utility model only protects the mechanical part, and the functions related to it realized by the software control part are not within the protection scope of the utility model.

Claims

1. A universal lifting mixer, comprising two parallel trolleys (1), characterized in that: The four corners of the outer wall of the cart (1) are fixedly connected with hydraulic legs (2); the tops of the two carts (1) are fixedly connected with a fixed platform (3); the tops of the fixed platform (3) are respectively provided with scissor-type lifting mechanisms (4); the tops of the two scissor-type lifting mechanisms (4) are fixedly connected with the bottom of the lifting platform (5); the middle rear side of the lifting platform (5) and the middle rear side of the fixed platform (3) are respectively provided with a hollow part 2 (7) and a hollow part 1 (6); the hollow part 2 (7) and the hollow part 1 (6) correspond to each other up and down; the top front side of the lifting platform (5) is fixedly connected with a lifting mechanism 2 (8); the movable end of the lifting mechanism 2 (8) is fixedly connected with a moving seat (10); the top of the moving seat (10) is fixedly connected with a stirring motor (11); the stirring motor The output shaft of the stirring motor (11) passes through the movable seat (10), the output shaft of the stirring motor (11) is rotatably connected to the movable seat (10), the output shaft of the stirring motor (11) is fixedly connected to the stirring shaft (12), the top end of the stirring shaft (12) is rotatably connected to the movable seat (10), the bottom end of the stirring shaft (12) is fixedly connected to the stirring head (13), the stirring shaft (12) is located inside the hollow part 2 (7) and the hollow part 1 (6), the stirring shaft (12) is located in the stirring barrel (14), the stirring barrel (14) is located inside the hollow part 2 (7) and the hollow part 1 (6), a control box (9) is arranged on the top of the lifting platform (5), the control box (9) is electrically connected to the scissor-type lifting mechanism (4), the lifting mechanism 2 (8) and the stirring motor (11).

2. A universal lifting mixer according to claim 1, characterized in that: The scissor-type lifting mechanism (4) comprises a slide rail (41), two slide rails (41) are arranged in parallel, the front side and the rear side between the two slide rails (41) are provided with a fixed seat (42), the fixed seat (42) is fixedly connected to the top of the fixed platform (3), and the two slide rails (41) are fixedly connected to the top of the fixed platform (3); a lead screw (43) is provided between the two fixed seats (42), the two ends of the lead screw (43) respectively penetrate the two fixed seats (42), the fixed seat (42) and the lead screw (43) are rotatably connected, the outer wall of the lead screw (43) is threadedly sleeved with a lead screw nut (44), and the lead screw nut (44) is screwed. ) are fixedly connected with a shaft 1 (45) on the left and right side walls, and the outer walls of the two shafts 1 (45) at the opposite ends are fixedly connected with a connecting seat 1 (46), the two connecting seats 1 (46) are slidably matched with the two slide rails (41), the bottom ends of the two support frames 1 (47) are respectively located on the inner sides of the two connecting seats 1 (46) and are rotatably connected with the shaft 1 (45), the end of the shaft 1 (45) penetrates the bottom of the connecting seat 1 (46) and the support frame 1 (47), the rear side of the slide rail (41) is provided with a connecting seat 2 (48), the connecting seat 2 (48) is fixedly connected with the top of the fixed platform (3), the connecting seat 2 (48) is U-shaped, and the shaft 2 (49) penetrates The connecting seat 2 (48) is connected to the shaft 2 (49) in a fixed manner. The bottom ends of the two supporting frames 2 (410) are respectively located on the inner sides of the two connecting seats 2 (48). The supporting frame 2 (410) is connected to the connecting seat 2 (48) by the shaft 2 (49) and the connecting seat 2 (48) in a rotational manner. The supporting frame 2 (410) and the supporting frame 1 (47) are in a cross shape. The supporting frame 2 (410) and the supporting frame 1 (47) cross at the center. The central axis (411) passes through the intersection of the supporting frame 2 (410) and the supporting frame 1 (47). The supporting frame 2 (410) and the supporting frame 1 (47) are connected in a rotational manner by the central axis (411). The top of the support frame 2 (410) and the support frame 1 (47) is provided with a top frame (412), the top frame (412) is frame-shaped, and the left and right inner side walls of the top frame (412) are provided with slide grooves (413), the outer walls at both ends of the top of the support frame 1 (47) are rotatably connected with shaft 3 (414), and shaft 3 (414) is fixedly connected to the inner side wall of the top frame (412), the outer walls at both ends of the top of the support frame 2 (410) are rotatably connected with pulleys (415), the pulleys (415) are located on the inner side of the slide groove (413) and slideably cooperate with the slide groove (413), and the top frame (412) is fixedly connected to the bottom of the lifting platform (5).

3. A universal lifting mixer according to claim 2, characterized in that: The front ends of the two lead screws 1 (43) are fixedly connected with bevel gears 1 (416), the front sides of the two scissor-type lifting mechanisms (4) are provided with fixed seats 2 (417), the fixed seats 2 (417) are fixedly connected to the top of the fixed platform (3), the shaft 4 (418) penetrates the tops of the two fixed seats 2 (417), the two fixed seats 2 (417) are rotatably connected with the shaft 4 (418), the two ends of the shaft 4 (418) are fixedly connected with bevel gears 2 (419), the two bevel gears 2 (419) are respectively meshed with the two bevel gears 1 (416), the motor 1 (420) is fixed on the top of the fixed platform (3), and the output shaft of the motor 1 (420) is fixedly connected to the end of a lead screw 1 (43) through a coupling (421).

4. A universal lifting mixer according to claim 1, characterized in that: The lifting mechanism 2 (8) comprises a fixed frame (81), the fixed frame (81) is fixedly connected to the top of the lifting platform (5), a support plate (82) is fixedly connected to the middle of the rear side wall of the fixed frame (81), a top plate (83) is fixedly connected to the top of the fixed frame (81), a lead screw 2 (84) is provided between the support plate (82) and the top plate (83), two ends of the lead screw 2 (84) are rotatably connected to the support plate (82) and the top plate (83) respectively, the top end of the lead screw 2 (84) passes through the top plate (83), the top end of the lead screw 2 (84) is fixedly connected to a pulley 1 (85), the bottom front side of the top plate (83) is fixedly connected to a motor 2 (86), the output shaft of the motor 2 (86) passes through the top plate ( 83), the output shaft of the second motor (86) is fixedly connected to the second pulley (87), the outer walls of the first pulley (85) and the second pulley (87) are sleeved with a belt (88), the left and right sides of the second lead screw (84) are provided with guide columns (89), the two ends of the guide columns (89) are respectively fixedly connected to the top of the support plate (82) and the bottom of the top plate (83), the outer wall of the second lead screw (84) is threadedly sleeved with the second lead screw nut (810), the left and right side walls of the second lead screw nut (810) are fixedly connected with the guide sleeve (811), the guide sleeve (811) is slidably sleeved on the outer wall of the guide column (89), and the movable seat (10) is fixedly connected to the second lead screw nut (810) and the guide sleeve (811).

5. A universal lifting mixer according to claim 4, characterized in that: The supporting plate (82) and the top plate (83) are fixedly connected to the two ends of the fixing rod (812); the top outer wall and the bottom outer wall of the fixing rod (812) are respectively sleeved with an upper limit rod (814) and a lower limit rod (813); the upper limit rod (814) and the lower limit rod (813) are respectively located directly above and directly below the guide sleeve (811).

6. A universal lifting mixer according to claim 5, characterized in that: The upper limit rod (814) and the lower limit rod (813) have the same structure. The lower limit rod (813) includes a transverse plate (815), a clamping plate (816), a bolt (817) and a vertical rod (818). One end of the transverse plate (815) is vertically fixedly connected to the vertical rod (818). The other end of the transverse plate (815) is attached to the outer wall of the fixed rod (812). The clamping plate (816) is attached to the outer wall of the fixed rod (812). The transverse plate (815) and the clamping plate (816) are arranged opposite to each other. The bolt (817) passes through the clamping plate (816) and enters the transverse plate (815). The bolt (817) is threadedly connected to the transverse plate (815). The bolt (817) and the clamping plate (816) are rotationally matched.

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