Fan shell production and processing tooling

Abstract

The application discloses a tool for fan shell production and machining, which comprises a tool clamp body and a fan shell, and a center boss is arranged at the center position of the tool clamp body, and a receiving groove is arranged in the center boss. The receiving groove is arranged at the upper end of the center boss to accommodate the whole supporting and rounding mechanism, and the fan shell is clamped at the upper end of the center boss. The driving shaft is controlled by the driving element to provide power output for the rotation of the clamped fan shell. The setting of the manual rotating mechanism can realize the threaded fitting of the movable sleeve seat and the threaded groove, drive the displacement of the movable sleeve seat, and thus realize the tightening of the external supporting and rounding mechanism to the internal diameter of the fan shell, which is convenient for machining. The anti-shaking unit is used to weaken the shaking caused by machining and enhance the stability of the fan shell, solves the problem that the internal circular hole diameter of the existing fan shell and the contact surface of the clamp are easily affected by external force and shaken, and can effectively limit the fan shell.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of fan shell processing equipment, and particularly relates to a tool for fan shell production and processing. BACKGROUND

[0002] Fan shells are generally processed by pouring or steel plate welding, and after the shells are initially formed, part of the plane needs to be cut and drilled to facilitate the installation of other components, such as the fan outlet end face, which needs to ensure a certain degree of flatness and needs to keep parallel with the fan axis, so the fan needs to be accurately positioned when processing the end face.

[0003] In the prior art, the positioning clamp structure of the fan shell in the prior art is too complex, and the external components need to be independently and repeatedly adjusted and positioned during clamping, and the center circle diameter position of the fan shell needs to be supported, and the size of the inner circular hole diameter is adjusted to fix the shell.

[0004] However, in actual use, the traditional tool clamp is easily affected by external force processing during the supporting process of the inner circular hole diameter of the fan shell, which causes shaking, thereby affecting the displacement of the fan shell.

[0005] Therefore, the tool for fan shell production and processing is proposed to solve the problem that the inner circular hole diameter of the existing fan shell and the clamp contact surface are easily affected by external force processing, and can effectively limit the displacement of the fan shell. SUMMARY

[0006] In view of the deficiencies of the prior art, the application aims to provide a tool for fan shell production and processing, which solves the problem that the inner circular hole diameter of the existing fan shell and the clamp contact surface are easily affected by external force processing, and avoids shaking.

[0007] In order to achieve the above object, the present application provides the following technical scheme: A tool for fan shell production and processing, comprising a tool clamp body and a fan shell, a center boss is arranged at the center position of the tool clamp body, a receiving groove is prearranged in the inside of the center boss, a driving shaft rod is rotatably connected to the bottom surface of the inside of the receiving groove, a driving piece is arranged at the lower end of the driving shaft rod, a rotating disc rotatably connected to the bottom surface of the inside of the receiving groove is fixedly connected to the lower end of the driving shaft rod, a sliding groove for auxiliary limiting is arranged on the upper end inner wall of the rotating disc, a threaded groove is additionally arranged on the outer surface of the upper end of the driving shaft rod, a sleeve cylinder is fixedly connected to the lower outer surface of the driving shaft rod, a lower connecting bracket and an upper connecting bracket are respectively arranged at the upper and lower ends of the sleeve cylinder, a supporting mechanism is arranged on the outer side of the sleeve cylinder, and a movable sleeve seat is threadedly connected to the outer surface of the threaded groove.

[0008] Preferably, the supporting mechanism comprises a hinged rod one, a hinged rod two and a hinged rod three, one end of the hinged rod one is hinged to the outer side of the lower connecting bracket, one end of the hinged rod two is hinged to the outer side surface of the upper connecting bracket, and the other ends of the hinged rod one and the hinged rod two are provided with a damping mechanism.

[0009] Preferably, the damping mechanism comprises a connecting strip plate, the inner side surface of the connecting strip plate is in mutual intersection with the ends of the hinged rod one and the hinged rod two away from the sleeve cylinder, and an arc-shaped supporting plate is fixedly additionally arranged on the outer side of the connecting strip plate.

[0010] Preferably, the movable sleeve seat is in overall "T" shaped tubular structure, an embedded circular groove is prearranged on the outer surface of the movable sleeve seat, a rotating ring is rotatably connected to the inner wall of the embedded circular groove, one end of the hinged rod three is rotatably connected to the outer surface of the rotating ring, and the other end of the hinged rod three is rotatably connected to the upper outer surface of the connecting strip plate.

[0011] Preferably, the lower end of the connecting strip plate is fixedly connected with a sliding block, the sliding block is in overall "L" shaped plate structure, the sliding block is provided in four groups, the four groups of sliding blocks are circularly distributed about the driving shaft rod as the axis, the lower side surface of the sliding block is slidably connected with the inner wall of the sliding groove, and the sliding block and the sliding groove are in one-to-one correspondence.

[0012] Preferably, the outer part of the arc-shaped supporting plate is sleeved with a rubber sleeve, a reinforcing support strip is fixedly connected to the inside of the rubber sleeve, a stretchable elastic wire is fixedly connected to the outer side of the reinforcing support strip, one end of the stretchable elastic wire away from the reinforcing support strip is fixedly installed with an abutting contact block fixedly connected to the inner side curved surface of the rubber sleeve, and a pressure dispersion unit is arranged on the two sides of the reinforcing support strip.

[0013] Preferably, the outer surface of the rubber sleeve is uniformly provided with flexible anti-skid blocks, the flexible anti-skid blocks are in the overall trapezoidal circular table structure, the central inner surface of the flexible anti-skid blocks is fixedly installed with a central column, and the outer side of the central column is provided with an anti-skid unit.

[0014] Preferably, the outer surface of the upper end of the driving shaft rod is fixedly installed with a top circular table, the two side inner walls of the top circular table are provided with avoiding grooves, the avoiding grooves are provided with two groups, and the avoiding grooves are symmetrically distributed about the central axis of the top circular table, and the inner cavity bottom surface of the top circular table is fixedly installed with a damping circular pad.

[0015] Preferably, the manual rotating mechanism comprises a telescopic pull rod, the upper end of the telescopic pull rod is fixedly provided with a penetrating rod, and the outer surface of the penetrating rod is penetratingly connected with a stress rotating block.

[0016] Preferably, the inner wall of the stress rotating block is provided with an arm spreading groove, and the inner side of the arm spreading groove is movably connected with a labor-saving unit.

[0017] Compared with the prior art, the present application has the following beneficial effects:

[0018] The center boss is provided with a preset accommodating groove at the upper end, the overall supporting circular mechanism is accommodated, the fan shell is clamped at the upper end of the center boss, the driving shaft rod is controlled to rotate by the driving part, power output is provided for the rotation of the clamped fan shell, the threaded fitting of the movable sleeve seat and the threaded groove is realized by the setting of the manual rotating mechanism, the displacement of the movable sleeve seat is driven, the inside of the supporting circular mechanism is tightened to the diameter of the circular hole of the fan shell, the processing is facilitated, the shaking caused by processing is weakened by the anti-shaking unit, the stability of the fan shell is enhanced, the problem that the contact surface of the circular hole of the fan shell and the clamp is easily affected by external force and shaking is caused is solved, and the fan shell can be effectively limited. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic diagram of the present application;

[0020] Figure 2 It is an exploded structure schematic diagram of the tool clamp body and the fan shell of the present application;

[0021] Figure 3 It is a three-dimensional structure schematic diagram of the supporting circular mechanism of the present application;

[0022] Figure 4 It is a three-dimensional sectional structure schematic diagram of the supporting circular mechanism of the present application;

[0023] Figure 5 It is an A enlarged structure schematic diagram of the present application; Figure 4

[0024] ​Figure 6 This is a schematic diagram of the connection structure between the movable socket and the telescopic rod of the present invention;

[0025] Figure 7 This is a partial cross-sectional structural diagram of the force-bearing rotating block of the present invention;

[0026] Figure 8 This is a schematic diagram of the connection structure between the arc-shaped support plate and the flexible anti-slip contact block of the present invention;

[0027] Figure 9 This is a three-dimensional cross-sectional structural diagram of the rubber sleeve of the present invention;

[0028] Figure 10 This is a three-dimensional cross-sectional view of the flexible anti-slip contact block of the present invention.

[0029] In the diagram: 1. Fixture body; 2. Fan housing; 3. Central boss; 4. Receiving groove; 5. Drive shaft; 6. Rotating disc; 61. Slide groove; 62. Slider; 7. Sleeve cylinder; 71. Lower connecting stretcher; 72. Upper connecting stretcher; 73. Threaded groove; 8. Hinge rod one; 9. Hinge rod two; 10. Connecting strip; 11. Arc-shaped support plate; 12. Hinge rod three; 13. Rotating ring; 14. Movable sleeve seat; 141. Engaging groove; 15. Top frustum; 15 1. Clearance groove; 152. Shock-absorbing round pad; 16. Telescopic rod; 161. Through rod; 17. Force-bearing rotating block; 171. Extending arm groove; 18. Extending arm block; 181. Anti-slip protrusion; 19. Limiting block; 191. Limiting groove; 20. Flexible anti-slip contact block; 21. Center column; 22. Curved elastic strip; 23. Anti-slip contact nail; 111. Rubber soft sleeve; 112. Reinforcing support strip; 113. Telescopic elastic wire; 114. Abutment block; 121. Arc-shaped dispersion spring sheet; 122. Diagonal brace plate. Detailed Implementation

[0030] To make the objectives, technical solutions, and advantages of the present invention clear and complete, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only some, not all, embodiments of the present invention, and are merely illustrative of the embodiments of the present invention. They are not intended to limit the embodiments of the present invention. All other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0031] Example 1

[0032] Please see Figures 1 to 10The application provides a technical scheme: a tool for fan shell production and processing, which comprises a tool clamp body 1 and a fan shell 2, a center boss 3 is arranged at the center position of the tool clamp body 1, a receiving groove 4 is prearranged in the center boss 3, a driving shaft 5 is rotationally connected to the inner cavity bottom surface of the receiving groove 4, a driving piece is arranged at the lower end of the driving shaft 5, a rotating disc 6 rotationally connected to the inner cavity bottom surface of the receiving groove 4 is fixedly connected to the lower end outer surface of the driving shaft 5, a sliding groove 61 for auxiliary limiting is arranged in the upper end inner wall of the rotating disc 6, a threaded groove 73 is additionally arranged on the upper end outer surface of the driving shaft 5, a sleeve cylinder 7 is fixedly connected to the lower side outer surface of the driving shaft 5, a lower connecting bracket 71 and an upper connecting bracket 72 are respectively arranged at the upper and lower ends of the sleeve cylinder 7, a supporting mechanism is arranged on the outer side of the sleeve cylinder 7, a movable sleeve seat 14 is screwedly connected to the outer surface of the threaded groove 73, a manual rotating mechanism is additionally arranged at the upper end of the movable sleeve seat 14, the supporting mechanism comprises a hinged rod one 8, a hinged rod two 9 and a hinged rod three 12, one end of the hinged rod one 8 is hinged to the outer side of the lower connecting bracket 71, one end of the hinged rod two 9 is hinged to the outer side surface of the upper connecting bracket 72, and the other ends of the hinged rod one 8 and the hinged rod two 9 are provided with an anti-shake mechanism. The supporting mechanism is accommodated in the receiving groove 4 at the upper end of the center boss 3, and the fan shell 2 is clamped at the upper end of the center boss 3, the driving shaft 5 is controlled to rotate by the driving piece, power output is provided for the rotation of the clamped fan shell, the threaded fitting of the movable sleeve seat 14 and the threaded groove 73 is realized by the arrangement of the manual rotating mechanism, the displacement of the movable sleeve seat 14 is driven, the inside of the supporting mechanism is tightly pressed against the diameter of the fan shell, processing is facilitated, the anti-shake unit is used to weaken the shaking caused by processing, the stability of the fan shell 2 is enhanced, and the problem that the inside circular hole diameter of the existing fan shell is easily shaken by external force processing is further solved.

[0033] Example two

[0034] Refer to the attached Figures 1-10 On the basis of example one, the anti-shake mechanism is added in the example.

[0035] The anti-shaking mechanism comprises a connecting strip 10, the inner side surface of the connecting strip 10 is connected with the one end of the hinged rod one 8 and the hinged rod two 9 away from the sleeve cylinder 7, the outer side surface of the connecting strip 10 is fixedly provided with an arc-shaped supporting circular plate 11, the outer side of the arc-shaped supporting circular plate 11 is sleeved with a rubber sleeve 111, the inner side of the rubber sleeve 111 is fixedly connected with a reinforcing supporting strip 112, the outer side of the reinforcing supporting strip 112 is fixedly connected with an elastic silk 113, the one end of the elastic silk 113 away from the reinforcing supporting strip 112 is fixedly connected with an abutting contact block 114 fixedly connected with the inner side of the rubber sleeve 111, the two sides of the reinforcing supporting strip 112 are respectively provided with a pressure dispersion unit, the outer surface of the rubber sleeve 111 is uniformly provided with a flexible anti-skid contact block 20, the flexible anti-skid contact block 20 is in the shape of a trapezoidal circular table, the center inner surface of the flexible anti-skid contact block 20 is fixedly connected with a center column 21, the outer side of the center column 21 is provided with an anti-skid unit, the movable sleeve seat 14 is in the shape of a T-shaped tubular structure, the outer surface of the movable sleeve seat 14 is provided with an embedded circular groove 141, the inner wall of the embedded circular groove 141 is rotatably connected with a rotating circular ring 13, the outer surface of the rotating circular ring 13 is rotatably connected with one end of the hinged rod three 12, the other end of the hinged rod three 12 is rotatably connected with the upper outer surface of the connecting strip 10, the lower end of the connecting strip 10 is fixedly connected with a sliding block 62, the sliding block 62 is in the shape of an L-shaped plate structure, the sliding block 62 is provided in four groups, the four groups of sliding blocks 62 are circularly arranged about the driving shaft 5 as an axis, the lower side surface of the sliding block 62 is slidably connected with the inner wall of the sliding groove 61, and the sliding block 62 corresponds to the sliding groove 61 one by one.

[0036] Through the control of the driving member, the output shaft thereof rotates as the core of power transmission, so that the driving shaft 5 rotates as a whole, and the rotating disc 6 rotates synchronously at this time, the mutual cooperation of the sliding groove 61 and the sliding block 62 is to increase the stability of the displacement of the connecting strip 10 and the arc-shaped supporting circular plate 11 inwards and outwards, when the arc-shaped supporting circular plate 11 is adjusted to support according to the inner hole diameter of the fan shell 2, the arc-shaped supporting circular plate 11 contacts with the fan shell, in the process of the working operation, the arc-shaped supporting circular plate 11 deforms to a certain degree, the external force is transmitted to the reinforcing supporting strip 112 through the rubber sleeve 111, and the elastic silk 113 is elastically compressed under the compression of the external force at this time, the shaking caused by the external force processing can be weakened, the problem that the inner circular hole diameter of the existing fan shell and the contact surface of the clamp are easily affected by the external force processing to cause shaking is further solved, and the fan shell can be effectively limited.

[0037] Embodiment three

[0038] Refer to the attached Figures 1-10 On the basis of embodiment two, the manual rotating mechanism is added in this embodiment.

[0039] The outer surface of the upper end of the driving shaft rod 5 is fixedly provided with a top circular table 15, two side inner walls of the top circular table 15 are provided with avoiding grooves 151, the avoiding grooves 151 are provided with two groups, and the avoiding grooves 151 are symmetrically distributed about the central axis of the top circular table 15, the inner cavity bottom surface of the top circular table 15 is fixedly provided with a damping circular pad 152, the manual rotating mechanism comprises a telescopic pull rod 16, the upper end of the telescopic pull rod 16 is fixedly provided with a penetrating rod 161, the outer surface of the penetrating rod 161 is provided with a force receiving rotating block 17, the inner wall of the force receiving rotating block 17 is provided with an arm spreading groove 171, and the inner side of the arm spreading groove 171 is movably connected with a labor-saving unit;

[0040] The user rotates the force receiving rotating block 17 by hand, at this time, the limiting block 19 is limitedly and slidably arranged on the inner wall of the limiting groove 191, the distance of the arm spreading block 18 extending out of the arm spreading groove 171 can be increased, the force on the hand of the user is facilitated, the rotation of the movable sleeve seat 14 can be realized, the inner wall of the movable sleeve seat 14 and the outer surface of the threaded groove 73 are threadedly matched, when the force receiving rotating block 17 is rotated in the forward direction, the movable sleeve seat 14 is displaced downward, at this time, the hinged rod three 12, the hinged rod two 9 and the hinged rod one 8 are all stretched, so that the arc-shaped supporting circular plate 11 is in contact with the surface of the fan shell 2, conversely, the arc-shaped supporting circular plate 11 is retracted, when it is needed to retract the force receiving rotating block 17 as a whole, the telescopic pull rod 16 is manually pushed, so that the force receiving rotating block 17 is accommodated into the inside of the top circular table 15, the avoiding grooves 151 are provided on the two sides of the top circular table 15, in order to avoid the two ends of the penetrating rod 161, the damping circular pad 152 is additionally provided on the inner cavity bottom surface of the top circular table 15, in order to avoid that the bottom of the force receiving rotating block 17 is damaged when it is retracted, the problem that the existing fan shell inner side circular hole diameter and the clamp contact surface are easily affected by external force processing to produce vibration is further solved, and the fan shell can be effectively limited.

[0041] Embodiment four

[0042] Refer to the attached drawings Figures 1-10 On the basis of the embodiment three, the pressure dispersion unit is added in the embodiment:

[0043] The pressure dispersion unit comprises arc-shaped dispersion elastic sheets 121 and inclined supporting plates 122, one end of the arc-shaped dispersion elastic sheet 121 is fixedly connected with the outer side of the reinforcing support strip 112, the other end of the arc-shaped dispersion elastic sheet 121 is fixedly connected with the inner wall of the rubber sleeve 111 close to the side of the abutting contact block 114, one end of the inclined supporting plate 122 is fixedly connected with the outer side surface of the arc-shaped dispersion elastic sheet 121, and the other end of the inclined supporting plate 122 is fixedly connected with the inner wall of the rubber sleeve 111 close to the side of the reinforcing support strip 112, and the arc-shaped dispersion elastic sheet 121 and the inclined supporting plate 122 are respectively provided with two groups, and are symmetrically distributed about the vertical middle line of the reinforcing support strip 112;

[0044] By adding the pressure dispersion unit, when the rubber sleeve 111 is pressed by external force, the arc-shaped dispersion spring 121 and the inclined support plate 122 are deformed, and at this time, the arc-shaped dispersion spring 121 extends to both sides, so that the pressure between the rubber sleeve 111 and the surface of the shell can be dispersed when they are in contact, avoiding uneven local stress, further solving the problem that the inner circular aperture of the existing fan shell and the contact surface of the clamp are easily affected by external force processing to produce shaking, and effectively limiting the fan shell.

[0045] Example five

[0046] Referring to the drawings Figures 1-10 On the basis of example four, the anti-skid unit is added in this embodiment:

[0047] The anti-skid unit includes curved spring strips 22 and anti-skid touch nails 23, both ends of the curved spring strips 22 are fixedly connected with the inner wall of the flexible anti-skid block 20, the number of the curved spring strips 22 is set to ten groups, and the curved spring strips 22 are arranged in a circular array about the center column 21;

[0048] Through the uniform arrangement of the anti-skid touch nails 23 on the surface of the flexible anti-skid block 20, the friction between the flexible anti-skid block 20 and the surface of the fan shell can be increased, so that slipping and deviation during the rotation of the fan shell 2 can be prevented, and through the array arrangement of the curved spring strips 22, the pressing force of the curved spring strips 22 on the surface of the fan shell 2 can be increased, further solving the problem that the inner circular aperture of the existing fan shell and the contact surface of the clamp are easily affected by external force processing to produce shaking, and effectively limiting the fan shell.

[0049] Example six

[0050] Referring to the drawings Figures 1-10 On the basis of example five, the labor-saving unit is added in this embodiment:

[0051] The labor-saving unit includes an arm spreading block 18, the arm spreading block 18 is in a trapezoidal structure as a whole, the arm spreading block 18 is provided with a plane and a curved surface, the curved surface of the arm spreading block 18 is fixedly provided with an anti-skid convex column 181, both sides of the arm spreading block 18 are provided with symmetrical inclined surfaces, the inclined surfaces of the arm spreading block 18 are fixedly provided with limiting blocks 19, and the outer surface of the limiting blocks 19 is in sliding connection with the inner wall of a limiting groove 191 provided on the inner wall of an arm spreading groove 171;

[0052] The anti-skid convex column 181 is arranged on the outer side curved surface of the arm block 18, so that the hands of the user and the anti-skid convex column 181 on the outer side of the arm block 18 are in contact, the anti-skid degree between the hands and the arm block 18 is increased, the hands are prevented from slipping when rotating under stress, the limiting block 19 slides on the inner wall of the limiting groove 191 when the arm block 18 slides on the inner wall of the arm slot 171, the range of the arm block 18 is limited, the arm block 18 is prevented from slipping, the problem that the inner side circular hole of the fan shell body is easily affected by external force processing and is prone to shaking is solved, and the fan shell body can be effectively limited.

[0053] The working principle and use process of the present application are as follows:

[0054] Firstly, the user stores the whole supporting circular mechanism in the preset storage groove 4 on the upper end of the center boss 3, and clamps the fan shell 2 on the upper end of the center boss 3, rotates the driving shaft 5 by the driving element, provides power output for the rotation of the clamped fan shell, controls the driving element, so that the output shaft of the driving element rotates as the center of power transmission, so that the driving shaft 5 rotates as a whole, and the rotating disc 6 rotates synchronously at this time, when the arc-shaped supporting circular plate 11 adjusts the top support according to the inner side hole diameter of the fan shell 2, the arc-shaped supporting circular plate 11 is in contact with the fan shell, in the process of machining, the arc-shaped supporting circular plate 11 deforms to a certain extent, the external force is transmitted to the reinforcing support 112 through the rubber sleeve 111, and at this time the elastic compression of the elastic silk 113 is pressed by the external force to produce elastic compression, so that the shaking caused by external force processing can be weakened, in addition, the user rotates the stress rotating block 17 by hand at this time, the limiting block 19 slides on the inner wall of the limiting groove 191, the distance of the arm block 18 extending out of the arm slot 171 can be increased, the hands of the user are convenient to bear stress, so that the rotation of the movable sleeve seat 14 can be realized, the inner wall of the movable sleeve seat 14 and the outer surface of the threaded groove 73 are threadedly matched, when the stress rotating block 17 is rotated in the forward direction, the movable sleeve seat 14 is displaced downward, at this time, the hinge rod three 12, the hinge rod two 9 and the hinge rod one 8 are all opened, so that the arc-shaped supporting circular plate 11 is in contact with the surface of the fan shell 2, on the contrary, the arc-shaped supporting circular plate 11 is retracted, when the whole stress rotating block 17 needs to be retracted, the elastic pull rod 16 is manually pushed, so that the stress rotating block 17 is stored in the inside of the top circular table 15, and the clamped fan shell 2 is machined.

[0055] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A tooling for manufacturing and processing a fan casing, comprising a tooling fixture body (1) and a fan casing (2), characterized in that: The tooling fixture body (1) has a central boss (3) at its center. The central boss (3) has a pre-set receiving groove (4) inside. The bottom surface of the inner cavity of the receiving groove (4) is rotatably connected to a drive shaft (5). The lower end of the drive shaft (5) is provided with a drive component. The outer surface of the lower end of the drive shaft (5) is fixedly connected to a rotating disk (6) that is rotatably connected to the bottom surface of the inner cavity of the receiving groove (4). The upper inner wall of the rotating disk (6) is provided with an auxiliary limiting groove (61). The upper outer surface of the drive shaft (5) is provided with a threaded groove (73), and the lower outer surface of the drive shaft (5) is fixedly connected with a sleeve cylinder (7). The upper and lower ends of the sleeve cylinder (7) are respectively equipped with a lower connecting stretching table (71) and an upper connecting stretching table (72). A supporting round mechanism is installed on the outer side of the sleeve cylinder (7). The outer surface of the threaded groove (73) is threadedly connected with a movable sleeve seat (14). The upper end of the movable sleeve seat (14) is provided with a manual rotation mechanism. The supporting circular mechanism includes a hinge rod one (8), a hinge rod two (9), and a hinge rod three (12). One end of the hinge rod one (8) is hinged to the outer side of the lower connecting stretching platform (71), and one end of the hinge rod two (9) is hinged to the outer surface of the upper connecting stretching platform (72). The other ends of the hinge rod one (8) and the hinge rod two (9) are provided with anti-shaking mechanisms. The anti-shaking mechanism includes a connecting strip plate (10). The inner surface of the connecting strip plate (10) is hinged to the end of the hinge rod one (8) and the hinge rod two (9) away from the sleeve cylinder (7). An arc-shaped supporting circular plate (11) is fixedly added to the outer side of the connecting strip plate (10). The outer side of the arc-shaped support plate (11) is fitted with a rubber sleeve (111). A reinforcing support strip (112) is fixedly connected inside the rubber sleeve (111). A telescopic elastic wire (113) is fixedly connected to the outer side of the reinforcing support strip (112). A contact block (114) fixedly connected to the inner curved surface of the rubber sleeve (111) is fixedly installed at the end of the telescopic elastic wire (113) away from the reinforcing support strip (112). Pressure dispersion units are respectively provided on both sides of the reinforcing support strip (112). The pressure dispersion unit includes an arc-shaped dispersion spring (121) and an inclined support plate (122). One end of the spring piece (121) is fixedly connected to the outer oblique angle of the reinforcing support strip (112), and the other end of the arc-shaped dispersion spring piece (121) is fixedly connected to the inner wall of the rubber soft sleeve (111) near the contact block (114). One end of the inclined support plate (122) is fixedly connected to the outer surface of the arc-shaped dispersion spring piece (121), and the other end of the inclined support plate (122) is fixedly connected to the inner wall of the rubber soft sleeve (111) near the reinforcing support strip (112). The arc-shaped dispersion spring piece (121) and the inclined support plate (122) are respectively set into two groups and are symmetrically distributed about the vertical center line of the reinforcing support strip (112). The outer surface of the rubber sleeve (111) is uniformly provided with flexible anti-slip contact blocks (20). The flexible anti-slip contact blocks (20) are in the shape of a trapezoidal frustum. A central column (21) is fixedly installed on the inner surface of the center of the flexible anti-slip contact blocks (20). Anti-slip units are provided on the outer side of the central column (21). The anti-slip unit includes curved elastic strips (22) and anti-slip contact pins (23). The two ends of the curved elastic strips (22) are fixedly connected to the inner wall of the flexible anti-slip contact blocks (20). The number of curved elastic strips (22) is set to ten sets, and the curved elastic strips (22) are arranged in a circular array about the central column (21).

2. The tooling for manufacturing and processing a fan casing according to claim 1, characterized in that: The movable socket (14) is in the shape of a "T"-shaped tubular structure. The outer surface of the movable socket (14) is pre-set with a moving circular groove (141). A rotating ring (13) is rotatably connected to the inner wall of the moving circular groove (141). The outer surface of the rotating ring (13) is rotatably connected to one end of the hinge rod (12). The other end of the hinge rod (12) is rotatably connected to the upper outer surface of the connecting strip (10).

3. The tooling for manufacturing and processing a fan casing according to claim 2, characterized in that: The lower end of the connecting strip (10) is fixedly connected to a slider (62). The slider (62) has an overall "L" shaped plate structure. The slider (62) is set in four groups. The four groups of sliders (62) are distributed in a circular array about the axis of the drive shaft (5). The lower surface of the slider (62) is slidably connected to the inner wall of the slide groove (61), and the slider (62) and the slide groove (61) correspond one-to-one.

4. The tooling for manufacturing and processing a fan casing according to claim 1, characterized in that: A top truncated cone (15) is fixedly installed on the upper outer surface of the drive shaft (5). The two inner walls of the top truncated cone (15) are provided with clearance grooves (151). There are two sets of clearance grooves (151), and the clearance grooves (151) are symmetrically distributed about the central axis of the top truncated cone (15). A shock-absorbing round pad (152) is fixedly installed on the bottom surface of the inner cavity of the top truncated cone (15).

5. The tooling for manufacturing and processing a fan casing according to claim 1, characterized in that: The manual rotation mechanism includes a telescopic rod (16), and a through rod (161) is fixedly added to the upper end of the telescopic rod (16). A force-bearing rotating block (17) is connected through the outer surface of the through rod (161).

6. The tooling for manufacturing and processing a fan casing according to claim 5, characterized in that: The inner wall of the force-bearing rotating block (17) is provided with a boom groove (171), and a force-saving unit is movably connected to the inner side of the boom groove (171).

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