CN213559239U

CN213559239U - Air condition compressor casing straightening tool

Info

Publication number: CN213559239U
Application number: CN202022097351.2U
Authority: CN
Inventors: 周西春; 唐存可; 王霜; 朱志荣
Original assignee: Hefei Kailin Refrigeration Equipment Co ltd
Current assignee: Hefei Kailin Refrigeration Equipment Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-06-29
Anticipated expiration: 2030-09-22

Abstract

The application relates to a casing straightening tool of an air-conditioning compressor, which comprises a workbench, motor and idiosome, it still includes the vertical device of straightening of getting that the multiunit is linear to arrange and transversely gets the device of straightening to get the frock of straightening, vertically get the device of straightening including the symmetry set up the support frame on the workstation and rotate last roller and the lower roll that sets up between two support frames, the spout has all been seted up in two support frames, sliding connection has the lower slider and is located the last slider of lower slider top in the spout, it rotates respectively to go up roller and lower roll and sets up between the last slider in two support frames and between the lower slider, the motor is a plurality ofly and drives respectively and vertically to get last roller and lower roll rotation in the device of straightening, be provided with the screw rod between last slider and the support frame top, be provided with coupling mechanism between screw rod and the last slider, the top of support frame is passed to the one end that the. This application has the effect that improves operation workman's convenience.

Description

Air condition compressor casing straightening tool

Technical Field

The application relates to the technical field of straightening mechanisms, in particular to a value-taking tool for a shell of an air condition compressor.

Background

There are three common forms of compressor: piston, rotary, scroll, rotary compressors are commonly employed in household air conditioning compressors. The compressor consists of a motor part and a compression part and mainly functions to compress low-temperature and low-pressure gas into high-temperature and high-pressure gas. The cross section of the compressor is generally in a regular shape, a plurality of compressor shells can deform after being subjected to heat treatment, and some compressor shells can bend after being damaged and can be used after being straightened.

The utility model discloses a china that is currently published as CN210231075U utility model discloses an alignment mechanism for seamless steel pipe, include the rectangle bottom plate and treat the alignment pipe, there is the rectangle roof the top of rectangle bottom plate through the welding of rectangle pole, the vertical threaded rod of installing of threaded connection is passed through at the middle part of rectangle roof, the lower extreme of threaded rod and the welding of inner ring upper end of first bearing, the outer loop lower extreme of first bearing has the rectangle diaphragm through the welding of connecting rod, the below of rectangle diaphragm is rotated and is installed from the driving wheel, the top of rectangle bottom plate is rotated and is installed the action wheel, treat the alignment pipe and put between from driving wheel and action wheel, there is the motor in the left side of the up end of rectangle bottom plate through bolt fixed mounting, the belt pulley of motor passes through the belt and is connected.

With respect to the related art in the above, the inventors consider that: when getting straight the steel pipe that produces deformation, because the action wheel with from the driving wheel by fixed, the steel pipe of deformation is difficult for getting into the action wheel and from between the driving wheel, need the operation workman with the action wheel with from the driving wheel reassembly, transfer suitable position, the steel pipe just easily gets into the action wheel and from between the driving wheel, this process is wasted time and energy, the convenience is not high.

SUMMERY OF THE UTILITY MODEL

In order to improve operation workman's convenience, this application provides an air condition compressor casing frock of straightening.

The application provides a pair of frock is straightened to air condition compressor casing adopts following technical scheme:

a casing straightening tool of an air conditioner compressor comprises a workbench, a motor and a billet tube, and further comprises a plurality of groups of linearly arranged longitudinal straightening devices and transverse straightening devices, wherein each longitudinal straightening device comprises supporting frames symmetrically arranged on the workbench, and upper rollers and lower rollers rotatably arranged between the two supporting frames, sliding grooves are formed in the two supporting frames, lower sliders butted against the bottom surfaces of the sliding grooves and upper sliders positioned above the lower sliders are connected in the sliding grooves in a sliding manner, the upper rollers and the lower rollers are respectively rotatably arranged between the upper sliders and the lower sliders in the two supporting frames, the motors are multiple and respectively drive the upper rollers and the lower rollers in the longitudinal straightening devices to rotate, screw rods are arranged between the upper sliders and the tops of the supporting frames, and connecting mechanisms are arranged between the screw rods and the upper sliders, one end of the screw rod, which is far away from the upper sliding block, penetrates through the top of the supporting frame, and a driving mechanism for driving the screw rod to move up and down is arranged in the top of the supporting frame; the transverse straightening device comprises a supporting base fixed on the workbench and a left roller and a right roller which are rotatably arranged on the supporting base, and the billet tube penetrates between the upper roller and the lower roller and between the left roller and the right roller.

By adopting the technical scheme, when the billet tube is straightened, the driving mechanism on the supporting frame is utilized to drive the screw rod to move upwards, the screw rod drives the upper sliding block below to slide upwards in the sliding groove, and the upper roller between the upper sliding blocks is lifted, so that the billet tube can enter between the upper roller and the lower roller; when the billet tube enters between the upper roller and the lower roller, the screw rod moves downwards by driving the driving mechanism, the upper sliding block also slides downwards along with the screw rod, and when the upper roller moves downwards to a fixed position, the upper roller and the lower roller are abutted against the billet tube, so that the driving mechanism saves time and labor compared with an operation worker for adjusting the upper roller by reassembling, thereby improving the convenience of the operation worker; in addition, the upper roller and the lower roller are driven by the motor to rotate, and the billet tube is extruded by the upper roller and the lower roller to be straightened.

Optionally, the connecting mechanism includes a connecting seat and a connecting block, the connecting seat is fixedly connected to one end of the screw rod, clamping grooves are symmetrically formed in the circumferential surface of the connecting seat, the connecting block is connected to the top surface of the upper sliding block through bolts and located on two sides of the connecting seat, and clamping strips matched with the clamping grooves are integrally formed in the side wall of the connecting block.

By adopting the technical scheme, when the upper sliding block and the screw rod need to be installed, the clamping strip on the connecting block is clamped with the clamping groove on the connecting seat, and then the connecting block is fixed on the top surface of the upper sliding block through the bolt; when needs are dismantled slider and screw rod, dismantle the connecting block of fixing at the slider top surface through rotatory bolt, remove the control of the draw-in groove on the connecting seat of the card strip on the connecting block, be favorable to the dismouting of screw rod and slider.

Optionally, actuating mechanism includes threaded sleeve, worm wheel, worm and bearing, threaded sleeve threaded connection in on the screw rod, just threaded sleeve overcoat is equipped with the worm wheel, the worm wheel rigid coupling in on the threaded sleeve, the worm rotate connect in the support frame and with worm wheel intermeshing, worm one of them one end extends to the support frame is outer and the rigid coupling has the hand wheel, both ends all overlap about the threaded sleeve are equipped with the bearing, the bearing inner ring with the threaded sleeve rigid coupling, the outer loop of bearing inlays to be located in the support frame.

Through adopting above-mentioned technical scheme, when needs drive screw remove, it is rotatory to drive the worm through rotating the hand wheel, because the inner ring at the bearing is fixed at threaded sleeve's both ends, and the outer loop of bearing inlays and establishes in the support frame, then the worm rotation drive worm wheel and rotate jointly in the support frame with the threaded sleeve that the worm wheel is fixed for the screw rod reciprocates in threaded sleeve, is favorable to operation workman's operation, thereby can improve the convenience of operation.

Optionally, the support frame includes supporting seat, support column and top cap, the supporting seat rigid coupling in on the workstation, two the support column respectively integrated into one piece in the both ends of supporting seat and with the workstation is perpendicular, top cap bolted connection is in two the top surface of support column.

Through adopting above-mentioned technical scheme, when roller and lower roll are gone up in needs dismouting, will fix the top cap dismantlement of top surface on the support column through rotatory bolt, be favorable to going up the roller and the dismouting of lower roll to can improve the convenience of operation.

Optionally, the top surface of the supporting column is provided with a joining groove, and the bottom surface of the top cover is fixedly connected with a joining strip which is matched with the joining groove.

Through adopting above-mentioned technical scheme, when installing the top cap at the support column top surface, because the linking groove has been seted up to the support column top surface, top cap bottom surface rigid coupling has and links up the groove linking strip of mutually supporting, is favorable to guiding the top cap and installs to the support column to can improve the convenience of operation.

Optionally, a rod cover is fixedly connected to the top surface of the support frame, and the rod cover is located above the screw rod and sleeved on the screw rod.

By adopting the technical scheme, the screw rod sleeve is arranged above the screw rod, so that the screw rod is protected.

Optionally, limiting plates are fixedly connected to two sides of the lower sliding block and two sides of the upper sliding block, and the length of each limiting plate is greater than that of the lower sliding block and that of the upper sliding block.

Through adopting above-mentioned technical scheme, because the equal rigid coupling in top shoe and lower slider both sides has the limiting plate for top shoe and lower slider are in same vertical direction with the support frame, are favorable to going up the roller and mutually supporting between lower roll and the piping, thereby can improve the stability of piping man-hour.

Optionally, the end surfaces of the two ends of the upper roller and the lower roller are provided with symmetrically arranged hanging holes.

Through adopting above-mentioned technical scheme, when carrying out the dismouting to last roller and lower roll, utilize the lewis hole to go up roller and lower roll dismouting, be favorable to staff's operation to can improve operation workman's convenience.

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

when the billet tube is straightened, the driving mechanism on the supporting frame is utilized to drive the screw rod to move upwards, the screw rod drives the upper sliding block below to slide upwards in the sliding groove, the upper roller between the upper sliding blocks is lifted, and the billet tube can enter between the upper roller and the lower roller; when the billet tube enters between the upper roller and the lower roller, the screw rod moves downwards by driving the driving mechanism, the upper sliding block also slides downwards along with the screw rod, and when the upper roller moves downwards to a fixed position, the upper roller and the lower roller are abutted against the billet tube, so that the driving mechanism saves time and labor compared with an operation worker for adjusting the upper roller by reassembling, thereby improving the convenience of the operation worker; in addition, the upper roller and the lower roller are driven to rotate by a motor, and the billet tube is extruded by the upper roller and the lower roller to realize the straightening of the billet tube;

when the upper sliding block and the screw rod need to be installed, the connecting block is clamped with the clamping groove in the connecting seat through the clamping strip on the connecting block, and then the connecting block is fixed on the top surface of the upper sliding block through the bolt; when the upper sliding block and the screw rod need to be disassembled, the connecting block fixed on the top surface of the upper sliding block is disassembled through the rotary bolt, and the control of the clamping strip on the connecting block on the clamping groove on the connecting seat is released, so that the disassembly and the assembly of the screw rod and the upper sliding block are facilitated;

when the screw rod is required to be driven to move, the worm is driven to rotate by rotating the hand wheel, the two ends of the threaded sleeve are fixed on the inner ring of the bearing, the outer ring of the bearing is embedded in the support frame, and the worm rotates to drive the worm wheel and the threaded sleeve fixed with the worm wheel to rotate together in the support frame, so that the screw rod moves up and down in the threaded sleeve, operation of an operator is facilitated, and convenience in operation can be improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a compressor housing straightening tool according to an embodiment of the present application.

Fig. 2 is an exploded view of the longitudinal straightening device of fig. 1.

Fig. 3 is an exploded view of the lateral straightening device of fig. 1.

Fig. 4 is an enlarged schematic view of a portion a in fig. 2, mainly illustrating a connection mechanism.

Fig. 5 is a schematic cross-sectional view of the drive mechanism of fig. 2.

Description of reference numerals: 1. a work table; 2. a motor; 3. a embryonic tube; 4. a longitudinal straightening device; 5. a transverse straightening device; 6. a screw; 7. a connecting mechanism; 8. a drive mechanism; 41. a support frame; 42. upper roll; 43. a lower roll; 44. a lower slide block; 45. an upper slide block; 46. a lever cover; 47. a limiting plate; 51. a support base; 52. a left roller; 53. a right roller; 54. a left support bar; 55. a right support bar; 56. a slider; 57. rotating the rod; 71. a connecting seat; 72. connecting blocks; 81. a threaded sleeve; 82. a worm gear; 83. a worm; 84. a bearing; 401. hoisting holes; 411. a chute; 412. a supporting seat; 413. a support pillar; 414. a top cover; 511. a sliding groove; 711. a card slot; 721. clamping the strip; 831. a hand wheel; 4131. a joining groove; 4141. a connecting strip.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses air condition compressor casing frock of straightening. Referring to fig. 1, the straightening tool comprises a workbench 1, a motor 2, a blank tube 3, a longitudinal straightening device 4 and a transverse straightening device 5, wherein the number of the longitudinal straightening device 4 and the number of the transverse straightening device 5 are five, and the longitudinal straightening device 4 and the transverse straightening device 5 are fixed in the middle of the workbench 1 in a staggered mode.

Referring to fig. 1 and 2, the longitudinal straightening device 4 includes two support frames 41, an upper roller 42 and a lower roller 43, the two support frames 41 are rectangular and symmetrically arranged, the support frames 41 are perpendicular to the workbench 1, a connecting line direction of the two support frames 41 is perpendicular to a length direction of the workbench 1, sliding grooves 411 are formed in the two support frames 41, the sliding grooves 411 are communicated with side surfaces of two sides of the support frames 41, a lower sliding block 44 abutting against a bottom surface of the sliding groove 411 and an upper sliding block 45 positioned above the lower sliding block 44 are slidably connected in the two sliding grooves 411, and limiting plates 47 for limiting the upper sliding block 45 and the lower sliding block 44 from moving left and right are respectively bolted on two sides of the upper sliding block 45 and the lower sliding block; the upper roller 42 and the lower roller 43 are respectively connected between the two upper sliding blocks 45 and the two lower sliding blocks 44 in a rotating way, and the distance between the axis of the lower roller 43 and the workbench 1 is larger than the radius of the end surface of the lower roller 43; the motors 2 are multiple and respectively drive the upper roller 42 to rotate clockwise and the lower roller 43 to rotate anticlockwise, and the end faces of the two ends of the upper roller 42 and the lower roller 43 are provided with symmetrically-arranged lifting holes 401 for lifting.

Referring to fig. 2, the longitudinal straightening device 4 further includes a screw rod 6, the screw rod 6 is located between the upper slider 45 and the top of the support frame 41, a connection mechanism 7 is arranged between the screw rod 6 and the upper slider 45, one end of the screw rod 6, which is far away from the upper slider 45, penetrates through the top of the support frame 41 and is located in the middle of the top of the support frame 41, and a driving mechanism 8 for driving the screw rod 6 to move up and down is arranged in the top of the support frame 41.

Referring to fig. 3, the transverse straightening device 5 includes a supporting base 51, a left roller 52 and a right roller 53, a sliding groove 511 is formed in the supporting base 51, two sliding blocks 56 are slidably connected in the sliding groove 511, the side surfaces of the two sliding blocks 56 far away from one side of the other sliding block 56 are both rotatably connected with a rotating rod 57, one ends of the two rotating rods 57 far away from the sliding blocks 56 are in threaded connection with the end portions of the two ends of the supporting base 51, the top surfaces of the two sliding blocks 56 are respectively and fixedly connected with a left supporting rod 54 and a right supporting rod 55, the left roller 52 and the right roller 53 are respectively and rotatably connected to the left supporting rod 54 and the right supporting rod 55, and the blank tube 3 passes between the upper roller 42 and the.

When the blank tube 3 is straightened, the driving mechanism 8 on the supporting frame 41 is used for driving the screw rod 6 to move upwards, the screw rod 6 drives the upper sliding block 45 below to slide upwards in the sliding groove 411, the upper roller 42 positioned between the upper sliding blocks 45 is lifted, and the blank tube 3 can enter between the upper roller 42 and the lower roller 43; when the embryonic tube 3 enters between the upper roller 42 and the lower roller 43, the screw rod 6 is driven to move downwards by the driving mechanism 8, the upper sliding block 45 also slides downwards along with the screw rod 6, and when the upper roller 42 moves downwards to a fixed position, the upper roller 42 and the lower roller 43 are abutted against the embryonic tube 3 at the moment, so that compared with an operator who adjusts the upper roller 42 by reassembling, the driving mechanism 8 saves time and labor, and the convenience of the operator can be improved; in addition, the upper roller 42 and the lower roller 43 are driven to rotate by the motor 2, and the blank tube 3 is straightened by extruding the blank tube 3 by the upper roller 42 and the lower roller 43.

Referring to fig. 4, the connecting mechanism 7 includes a connecting seat 71 and a connecting block 72, the connecting seat 71 is cylindrical, the connecting seat 71 is fixedly connected to one end of the screw rod 6 and is located in the center line direction of the upper slider 45, clamping grooves 711 are symmetrically formed in the circumferential surface of the connecting seat 71, the bottom surface of the clamping grooves 711 faces the side wall of the sliding groove 411, the connecting block 72 is connected to the top surface of the upper slider 45 through bolts and is located on two sides of the connecting seat 71, the length direction of the connecting block 72 is perpendicular to the limiting plate 47, and clamping strips 721 matched with the clamping grooves 711 are integrally formed in the.

When the upper sliding block 45 and the screw 6 need to be installed, the clamping strip 721 on the connecting block 72 is clamped with the clamping groove 711 on the connecting seat 71, and then the connecting block 72 is fixed on the top surface of the upper sliding block 45 through a bolt; when the upper sliding block 45 and the screw 6 need to be disassembled, the connecting block 72 fixed on the top surface of the upper sliding block 45 is disassembled by rotating the bolt, and the clamping strip 721 on the connecting block 72 releases the control of the clamping groove 711 on the connecting seat 71, so that the screw 6 and the upper sliding block 45 can be disassembled and assembled.

Referring to fig. 5, the driving mechanism 8 includes a threaded sleeve 81, a worm wheel 82, a worm 83 and a bearing 84, the threaded sleeve 81 is connected to the screw 6 in a threaded manner, end portions of two ends of the threaded sleeve 81 are fixedly connected to an inner ring of the bearing 84, an outer ring of the bearing 84 is embedded in the support frame 41, the worm wheel 82 is fixedly connected to the outside of the threaded sleeve 81, the worm 82 is located in the middle of the threaded sleeve 81, the worm 83 is rotatably connected to the inside of the support frame 41 and is meshed with the worm wheel 82, and one end of the worm 83 extends to the outside of the support frame 41 and is fixedly connected.

When the screw rod 6 needs to be driven to move, the hand wheel 831 is rotated to drive the worm 83 to rotate, the two ends of the threaded sleeve 81 are fixed on the inner ring of the bearing 84, the outer ring of the bearing 84 is embedded in the support frame 41, the worm 83 rotates to drive the worm wheel 82 and the threaded sleeve 81 fixed with the worm wheel 82 to rotate together in the support frame 41, the screw rod 6 moves up and down in the threaded sleeve 81, operation of an operator is facilitated, and convenience in operation can be improved.

Referring to fig. 1 and 2, the supporting frame 41 includes a supporting base 412, a supporting column 413 and a top cover 414, the supporting base 412 is a rectangular parallelepiped, and the supporting base 412 is fixed on the worktable 1; the number of the supporting columns 413 is two, and the two supporting columns are respectively integrally formed at two ends of the supporting base 412 and are perpendicular to the supporting base 51; the end parts of the two ends of the top cover 414 are respectively connected to the top surfaces of the two support columns 413 through bolts, and the top surface of the top cover 414 is connected with a rod cover 46 for protecting the screw 6 through bolts; the top surfaces of the two supporting columns 413 are provided with connecting grooves 4131, the two connecting grooves 4131 are respectively communicated with one sides of the two supporting columns 413 far away from the screw rod 6, the bottom surface of the top cover 414 is integrally formed with connecting strips 4141 matched with the connecting grooves 4131, and the connecting grooves 4131 and the connecting strips 4141 are matched with each other to facilitate installation of operators.

When roller 42 and lower roller 43 are gone up in the dismouting of needs, will fix through rotatory bolt and dismantle the top cap 414 at support column 413 upper surface, be favorable to going up roller 42 and lower roller 43 dismouting to can improve the convenience of operation.

The implementation principle of the air condition compressor casing straightening tool in the embodiment of the application is as follows: when the blank tube 3 needs to be straightened, the hand wheel 831 rotates to drive the worm 83 in the driving mechanism 8 to rotate, the worm 83 rotates to drive the meshed worm wheel 82 to rotate, the worm wheel 82 rotates to drive the threaded sleeve 81 fixedly connected to the worm wheel 82 to rotate, because the end parts of the two ends of the threaded sleeve 81 are respectively fixedly connected to the bearings 84, the threaded sleeve 81 rotates in the top cover 414 to drive the internal screw 6 to move upwards, the screw 6 drives the upper sliding block 45 to move upwards, and the upper roller 42 positioned between the upper sliding blocks 45 is lifted; then, by driving the rotating rods 57 at both ends of the supporting base 51, the sliding blocks 56 slide in the sliding grooves 511 and the two sliding blocks 56 are separated from each other, and the left roller 52 and the right roller 53 are separated from each other, which facilitates the blank tube 3 to enter between the upper roller 42 and the lower roller 43 and between the left roller 52 and the right roller 53.

When the blank tube 3 enters between the upper roller 42 and the lower roller 43 and between the left roller 52 and the right roller 53, the hand wheel 831 is rotated to drive the driving mechanism 8, so that the upper roller 42 moves downwards to a fixed position, and at the moment, the upper roller 42 and the lower roller 43 are abutted against the blank tube 3; the rotating lever 57 is driven to bring the left roller 52 and the right roller 53 close to each other, and when the left roller 52 and the right roller 53 reach the proper positions, the left roller 52 and the right roller 53 contact the blank pipe 3.

The distance between the upper roller 42 and the lower roller 43 and the distance between the left roller 52 and the right roller 53 are adjusted by reassembly by an operator, so that the operation convenience of the operator can be improved, and the blank tube 3 can be straightened by driving the upper roller 42 and the lower roller 43.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an air condition compressor casing frock of flare-outing, includes workstation (1), motor (2) and idiosome (3), its characterized in that: the straightening tool further comprises a plurality of groups of linearly arranged longitudinal straightening devices (4) and transverse straightening devices (5), each longitudinal straightening device (4) comprises a support frame (41) symmetrically arranged on the workbench (1) and an upper roller (42) and a lower roller (43) rotatably arranged between the two support frames (41), each of the two support frames (41) is internally provided with a sliding groove (411), each sliding groove (411) is internally and slidably connected with a lower sliding block (44) abutting against the bottom surface of the corresponding sliding groove (411) and an upper sliding block (45) positioned above the corresponding lower sliding block (44), the upper roller (42) and the lower roller (43) are rotatably arranged between the upper sliding blocks (45) and the lower sliding blocks (44) in the two support frames (41) respectively, the motors (2) are multiple and drive the upper roller (42) and the lower roller (43) in each longitudinal straightening device (4) to rotate respectively, a screw rod (6) is arranged between the upper sliding block (45) and the top of the supporting frame (41), a connecting mechanism (7) is arranged between the screw rod (6) and the upper sliding block (45), one end, far away from the upper sliding block (45), of the screw rod (6) penetrates through the top of the supporting frame (41), and a driving mechanism (8) for driving the screw rod (6) to move up and down is arranged in the top of the supporting frame (41); the transverse straightening device (5) comprises a supporting base (51) fixed on the workbench (1) and a left roller (52) and a right roller (53) rotatably arranged on the supporting base (51), and the blank tube (3) penetrates through the upper roller (42) and the lower roller (43) and the left roller (52) and the right roller (53).

2. The air condition compressor shell straightening tool according to claim 1, characterized in that: connecting mechanism (7) include connecting seat (71) and connecting block (72), connecting seat (71) rigid coupling in screw rod (6) one end, just draw-in groove (711) have been seted up to connecting seat (71) global symmetry, connecting block (72) bolted connection in the top surface of top shoe (45), and be located the both sides of connecting seat (71), the lateral wall integrated into one piece of connecting block (72) have with draw-in groove (711) mutually supported card strip (721).

3. The air condition compressor shell straightening tool according to claim 1, characterized in that: actuating mechanism (8) are including threaded sleeve (81), worm wheel (82), worm (83) and bearing (84), threaded sleeve (81) threaded connection in on screw rod (6), just threaded sleeve (81) overcoat is equipped with worm wheel (82), worm wheel (82) rigid coupling in on threaded sleeve (81), worm (83) rotate connect in support frame (41) and with worm wheel (82) intermeshing, worm (83) wherein one end extends to support frame (41) outer and rigid coupling has hand wheel (831), both ends are all overlapped about threaded sleeve (81) and are equipped with bearing (84), bearing (84) inner ring with threaded sleeve (81) rigid coupling, the outer loop of bearing (84) inlays and locates in support frame (41).

4. The air condition compressor shell straightening tool according to claim 1, characterized in that: support frame (41) include supporting seat (412), support column (413) and top cap (414), supporting seat (412) rigid coupling in on workstation (1), two support column (413) integrated into one piece respectively in the both ends of supporting seat (412) and with workstation (1) is perpendicular, top cap (414) bolted connection is in two the last top surface of support column (413).

5. The air condition compressor shell straightening tool according to claim 4, characterized in that: the top surface of the supporting column (413) is provided with a connecting groove (4131), and the bottom surface of the top cover (414) is fixedly connected with a connecting strip (4141) matched with the connecting groove (4131).

6. The air condition compressor shell straightening tool according to claim 1, characterized in that: the top surface of the support frame (41) is fixedly connected with a rod cover (46), and the rod cover (46) is located above the screw rod (6) and sleeved on the screw rod (6).

7. The air condition compressor shell straightening tool according to claim 1, characterized in that: limiting plates (47) are fixedly connected to two sides of the lower sliding block (44) and two sides of the upper sliding block (45), and the length of each limiting plate (47) is larger than that of the lower sliding block (44) and the upper sliding block (45).

8. The air condition compressor shell straightening tool according to claim 1, characterized in that: the end faces of the two ends of the upper roller (42) and the lower roller (43) are provided with symmetrically arranged hanging holes (401).