CN216633355U

CN216633355U - Disassembling device

Info

Publication number: CN216633355U
Application number: CN202123235693.7U
Authority: CN
Inventors: 何见; 曾权; 刁习均; 梁明; 赵兴富; 刘利国
Original assignee: Foshan Dongli Plastic Co ltd
Current assignee: Foshan Dongli Plastic Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-31
Anticipated expiration: 2031-12-20

Abstract

The utility model is suitable for the field of electric appliances, and discloses a disassembling device which comprises a workbench and a disassembling module, wherein the disassembling module comprises a fixing component and a disassembling component, the fixing component is arranged on the workbench and used for fixing a cross-flow fan, the disassembling component comprises an annular cutter, a rotating mechanism and a translation mechanism, the rotating mechanism is connected with the annular cutter and used for driving the annular cutter to rotate, the translation mechanism is arranged on the workbench and connected with the rotating mechanism and used for driving the rotating mechanism to drive the annular cutter to move back and forth, the annular cutter is used for cutting an end cover of the cross-flow fan to separate a metal part of the cross-flow fan from the end cover, the utility model disassembles the cross-flow fan by arranging the disassembling device, the automatic disassembly of the cross-flow fan can be realized only by placing the cross-flow fan to be disassembled on the fixing component during the disassembling, and the disassembled cross-flow fan is taken out by manpower and a manipulator after the disassembling is completed, and the disassembling efficiency is high.

Description

Disassembling device

Technical Field

The utility model relates to the field of electric appliances, in particular to a disassembling device for disassembling a cross-flow fan.

Background

The cross-flow fan has the characteristics of large air output, long air supply distance and the like. It is widely used in air conditioners, fans and various ventilation equipment. Because the demand is large and the product requirement is high, a plurality of links such as injection molding, welding, heat treatment, jumping full inspection, dynamic balance weight and the like are needed in the production process of the product, and each link can generate a product which does not meet the higher requirement. To ensure high quality of the product, these poor performing products generally require dismantling. However, at present, the cross-flow fan is disassembled manually, a large number of products are time-consuming and labor-consuming through manual disassembly, the cost is high, manual disassembly is usually to disconnect the end cover from the impeller, the impeller can only be recovered after disassembly, and the material recovery rate is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a disassembling device, which aims to solve the technical problems of time and labor waste and high cost of manually disassembling a cross-flow fan in the prior art.

In order to achieve the purpose, the utility model provides the following scheme:

the utility model provides a disassembling device, includes the workstation and disassembles the module, disassemble the module including fixed subassembly and disassemble the subassembly, fixed subassembly is located on the workstation, fixed subassembly is used for fixed cross-flow fan, disassemble the subassembly and include annular cutter, rotary mechanism and translation mechanism, rotary mechanism with annular cutter connects, is used for the drive annular cutter is rotatory, translation mechanism locates on the workstation, just translation mechanism with rotary mechanism connects, is used for the drive rotary mechanism drives annular cutter round trip movement, annular cutter is used for cutting the end cover of cross-flow fan to make cross-flow fan's metalwork and end cover separation.

Preferably, the fixing assembly comprises a first fixing block arranged on the workbench, a second fixing block matched with the first fixing block and a first driving piece arranged on the workbench, the first fixing block and the second fixing block are respectively provided with a positioning groove matched with an impeller of the crossflow blower, and the first driving piece is connected with the second fixing block and used for driving the second fixing block to move close to the first fixing block so as to clamp the impeller of the crossflow blower or driving the second fixing block to move away from the first fixing block so as to loosen the impeller of the crossflow blower.

Preferably, the first fixed block is detachably mounted on the workbench, and the second fixed block is detachably connected with the first driving piece.

Preferably, the fixing assembly further comprises two first pressing blocks, two second pressing blocks, two first tightening screws and two second tightening screws, each of the two first pressing blocks, the two second pressing blocks, the two first tightening screws and the two second tightening screws comprises a first bottom plate and a first vertical plate arranged on the first bottom plate, the first vertical plate is provided with the positioning groove, the two first pressing blocks are used for pressing the first bottom plate on the workbench, the two first pressing blocks are respectively arranged on two sides of the first vertical plate, one first tightening screw is in threaded connection with one first pressing block and is used for tightening the first bottom plate, the second fixing block comprises a second bottom plate and a second vertical plate arranged on the second bottom plate, and the second vertical plate is provided with the positioning groove, the two second pressing blocks are used for pressing the second bottom plate on the first driving piece, the two second pressing blocks are respectively located on two sides of the second vertical plate, and one second tightening screw is in threaded connection with one second pressing block and is used for tightening the second bottom plate.

Preferably, the annular cutter comprises a cutter holder, a cutter rotating shaft and an annular cutter body, the cutter rotating shaft and the annular cutter body are respectively arranged on two sides of the cutter holder, and the rotating mechanism is connected with the cutter rotating shaft.

Preferably, the disassembling component further comprises a coupler, the rotating mechanism comprises an installation box, a belt transmission mechanism and a second driving piece, the belt transmission mechanism is arranged in the installation box, the second driving piece is supported outside the installation box, the coupler is connected to one end of the installation box, the output end of the translation mechanism is connected to the other end of the installation box, the first rotating end of the coupler is connected with the annular cutter, and the second rotating end of the coupler is connected with the second driving piece through the belt transmission mechanism.

Preferably, the disassembling device comprises two disassembling modules which are respectively arranged at two sides of the workbench.

Preferably, the disassembling module further comprises a substrate slidably disposed on the workbench, and the fixing assembly and the translation mechanism are disposed on the workbench through the substrate.

Preferably, the disassembling device still includes guide rail, guide rail seat and screw-nut mechanism, the guide rail seat with guide rail sliding fit, two disassemble the module and all be provided with the guide rail seat, screw-nut mechanism is provided with two, two screw-nut mechanism and two disassemble module one-to-one setting, every screw-nut mechanism is including being screw-thread fit's lead screw and nut, the lead screw rotates to be located on the workstation, the nut sets up in order to drive on the base plate slides.

Preferably, the disassembling module further comprises a limiting mechanism, the limiting mechanism comprises a travel switch and a stop dog matched with the travel switch, the travel switch is arranged on the workbench, the stop dog is arranged on the disassembling assembly and moves along with the annular cutter, the disassembling device further comprises a controller, and the controller is arranged on the workbench and is respectively connected with the fixing assembly, the rotating mechanism, the translation mechanism and the travel switch.

The disassembling device provided by the utility model comprises a disassembling module, wherein when the cross-flow fan is disassembled, the cross-flow fan is fixed through a fixing assembly, then a rotating mechanism of the disassembling assembly drives an annular cutter to rotate, meanwhile, a translation mechanism drives the annular cutter to move towards an end cover of the cross-flow fan until the annular cutter finishes end cover cutting operation, then the translation mechanism drives the annular cutter to reset, the rotating mechanism stops working, the fixing assembly loosens the cross-flow fan, the disassembly of a metal piece and the end cover of the cross-flow fan is finished, the automatic disassembly of the cross-flow fan can be realized only by placing the cross-flow fan to be disassembled on the fixing assembly during the disassembly, and the disassembled cross-flow fan is taken out through manpower and a manipulator after the disassembly is finished, so that the disassembling efficiency is high. And through the automatic disassembling of detaching device to cross-flow fan, it is accurate to disassemble, and the impeller after disassembling and the end cover part that is connected with the impeller all can be retrieved, is favorable to improving the rate of recovery of material.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a fan assembly according to an embodiment of the present invention;

FIG. 2 is a partial schematic view of a deconsolidation apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a disassembling module according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a fixing assembly provided in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a ring cutter and a rotating mechanism provided in an embodiment of the present invention.

The reference numbers illustrate:

10. a work table; 20. disassembling the module; 21. a fixing assembly; 211. a first fixed block; 2111. a first base plate; 2112. a first vertical plate; 2113. positioning a groove; 2114. a limiting plate; 212. a second fixed block; 2121. a second base plate; 2122. a second vertical plate; 213. a first driving member; 214. a first compact block; 215. a second compact block; 216. a first jacking screw; 217. a second jacking screw; 218. a support; 2181. a slide rail; 219. a mounting seat; 2191. a slider; 22. disassembling the components; 221. an annular cutter; 2211. a tool apron; 2212. a cutter spindle; 2213. an annular cutter body; 222. a rotation mechanism; 2221. installing a box; 2222. a belt drive mechanism; 2223. a second driving member; 223. a translation mechanism; 224. a coupling; 23. a substrate; 24. a limiting mechanism; 241. a travel switch; 242. a stopper; 30. a feed screw nut mechanism; 31. a screw rod; 32. a nut; 33. a handle; 40. a guide rail; 50. a guide rail seat; 60. a controller; 70. a crossflow blower.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 5, which are disassembly apparatuses according to an embodiment of the present invention, the disassembly apparatus is used for automatically disassembling a crossflow blower 70, the crossflow blower 70 generally includes two end covers, an impeller connecting the two end covers, and a metal member (e.g., a rotating shaft) disposed on the two end covers, and the disassembling of the crossflow blower 70 is to separate the metal member and the end covers.

Referring to fig. 1-5, the disassembling apparatus according to the embodiment of the present invention includes a workbench 10 and a disassembling module 20, the disassembling module 20 includes a fixing component 21 and a disassembling component 22, the fixing component 21 is disposed on the workbench 10, the fixing component 21 is used for fixing the cross-flow fan 70, the disassembling component 22 includes a ring-shaped cutter 221, a rotating mechanism 222 and a translating mechanism 223, the rotating mechanism 222 is connected to the ring-shaped cutter 221, for driving the annular cutter 221 to rotate, a translation mechanism 223 is arranged on the workbench 10, and the translation mechanism 223 is connected with the rotation mechanism 222, the circular cutter 221 is used for driving the rotating mechanism 222 to drive the circular cutter 221 to move back and forth (namely, the circular cutter includes an end cover movement close to the crossflow blower 70 and an end cover movement far away from the crossflow blower 70), and the circular cutter 221 cuts the end cover of the crossflow blower 70 under the synchronous action of the translation mechanism 223 and the rotating mechanism 222 so as to separate metal parts of the crossflow blower 70 from the end cover.

The disassembling device comprises a disassembling module 20, when the cross-flow fan 70 is disassembled, the cross-flow fan 70 is fixed through a fixing assembly 21, then an annular cutter 221 is driven to rotate through a rotating mechanism 222 of a disassembling assembly 22, meanwhile, the annular cutter 221 is driven to move towards an end cover of the cross-flow fan 70 through a translation mechanism 223 until the annular cutter 221 finishes end cover cutting operation, then the annular cutter 221 is driven to reset through the translation mechanism 223, the rotating mechanism 222 stops working, the fixing assembly 21 loosens the cross-flow fan 70, disassembling of metal parts and the end cover of the cross-flow fan 70 is finished, automatic disassembling of the cross-flow fan 70 can be achieved only by placing the cross-flow fan 70 to be disassembled on the fixing assembly 21, the disassembled cross-flow fan 70 is taken out through manpower and a manipulator after disassembling is finished, and disassembling efficiency is high. And through the automatic disassembling of detaching device to cross-flow fan 70, it is accurate to disassemble, and the impeller after disassembling and the end cover part that is connected with the impeller all can be retrieved, is favorable to improving the rate of recovery of material.

Referring to fig. 1 to 4, for example, in some embodiments, the fixing assembly 21 includes a first fixing block 211 disposed on the worktable 10, a second fixing block 212 engaged with the first fixing block 211, and a first driving member 213 disposed on the worktable 10, the first fixing block 211 and the second fixing block 212 are each provided with a positioning groove 2113 for matching with an impeller of the crossflow blower 70, and the first driving member 213 is connected to the second fixing block 212 for driving the second fixing block 212 to move closer to the first fixing block 211 to clamp the impeller of the crossflow blower 70 or driving the second fixing block 212 to move away from the first fixing block 211 to loosen the impeller of the crossflow blower 70, which is simple and reliable.

Alternatively, the first driving member 213 is an air cylinder, which has the advantages of convenient control and low cost.

It is understood that the first fixing block 211 and the second fixing block 212 may clamp the cross flow fan 70 from the up-down direction, and may also clamp the cross flow fan 70 from the left-right direction, depending on the installation position of the fixing assembly 21.

Referring to fig. 1 to 4, for example, in some embodiments, the first fixing block 211 is detachably mounted on the workbench 10, the second fixing block 212 is detachably connected to the first driving member 213, and the first fixing block 211 and the second fixing block 212 are detachably mounted, so that different products can mount fixing blocks with different specifications, and the application range of the disassembling device can be expanded.

Optionally, the fixing assembly 21 further includes two first pressing blocks 214, two second pressing blocks 215, two first tightening screws 216 and two second tightening screws 217, the first pressing blocks 214, the second pressing blocks 215, the two first tightening screws 216 and the two second tightening screws 217 are disposed, the first fixing block 211 is disposed in an inverted T shape, the first fixing block 211 includes a first bottom plate 2111 and a first vertical plate 2112 disposed on the first bottom plate 2111, the first vertical plate 2112 is provided with a positioning slot 2113, the two first pressing blocks 214 press the first bottom plate 2111 against the workbench 10, the two first pressing blocks 214 are respectively disposed on two sides of the first vertical plate 2112, one first tightening screw 216 is in threaded connection with one first pressing block 214 and is used for tightening the first bottom plate 2111 to prevent the first bottom plate 2111 from moving, the second fixing block 212 is disposed in an inverted T shape, the second fixing block 212 includes a second bottom plate 2121 and a second vertical plate 2122 disposed on the second fixing block 2121, the second vertical plate 2122 is provided with a positioning groove 2113, the two second pressing blocks 215 press the second bottom plate 2121 onto the first driving element 213, the two second pressing blocks 215 are respectively located at two sides of the second vertical plate 2122, and one second tightening screw 217 is in threaded connection with one second pressing block 215 and is used for tightening the second bottom plate 2121 to prevent the second bottom plate 2121 from moving. When the first fixing block 211 needs to be replaced, the first tightening screw 216 is loosened, then the first fixing block 211 is taken out in a sliding mode, a new first fixing block 211 is replaced, the new first fixing block 211 is placed between the first pressing block 214 and the workbench 10 in a sliding mode, the first tightening screw 216 is screwed down, and replacement of the first fixing block 211 is completed. Similarly, when the second fixing block 212 needs to be replaced, the second tightening screw 217 is loosened, then the second fixing block 212 is taken out in a sliding mode, a new second fixing block 212 is replaced, the new second fixing block 212 is placed between the second pressing block 215 and the workbench 10 in a sliding mode, the second tightening screw 217 is screwed, replacement of the second fixing block 212 is completed, and the mounting and dismounting are convenient.

Specifically, the first pressing block 214 is screwed to the table 10, and the second pressing block 215 is screwed to the first driving member 213.

It is understood that the first fixing block 211 and the workbench 10 may be connected by other methods, for example, they are connected by a snap. Similarly, the second fixing block 212 and the first driving element 213 may also be connected by other methods, for example, they are connected by a snap.

Optionally, the positioning groove 2113 is a through groove, the first fixing block 211 further includes a limiting plate 2114 arranged on the vertical plate, when the cross-flow fan 70 is placed, an initial positioning is given to the cross-flow fan 70, so that the traveling distance of the annular cutter 221 can be preset in advance, the disassembling device is started only when disassembling is started, the automatic disassembling of the cross-flow fan 70 to be disassembled can be completed by the disassembling device, the cutting operation of the end cover is not required to be completed when the disassembling device is disassembled, and the disassembling device is reset.

It will be appreciated that the detent 2113 may be provided as a blind slot, again giving the crossflow blower 70 an initial detent.

Referring to fig. 1 to 4, for example, in some embodiments, the fixing assembly 21 further includes a bracket 218 and a mounting seat 219, the bracket 218 is disposed on the working platform 10, a sliding rail 2181 is disposed on the bracket 218, a sliding block 2191 engaged with the sliding rail 2181 is disposed on the mounting seat 219, the first driving member 213 is mounted on the bracket 218, an output end of the first driving member 213 is connected to the second fixing block 212 through the mounting seat 219, and when the first driving member 213 drives the second fixing block 212 to move, the sliding block 2191 slides along the sliding rail 2181, so that the second fixing block 212 slides more smoothly.

Referring to fig. 1-5, for example, in some embodiments, the annular tool 221 includes a tool holder 2211, a tool rotating shaft 2212 and an annular tool body 2213, the tool rotating shaft 2212 and the annular tool body 2213 are respectively disposed on two sides of the tool holder 2211, and the rotating mechanism 222 is connected to the tool rotating shaft 2212.

Referring to fig. 1-5, in some embodiments, the disassembling assembly 22 further includes a coupling 224, the rotating mechanism 222 includes a mounting box 2221, a belt-driven mechanism 2222 and a second driving member 2223, the belt-driven mechanism 2222 is disposed in the mounting box 2221, the second driving member 2223 is supported outside the mounting box 2221, the coupling 224 is connected to one end of the mounting box 2221, the output end of the translation mechanism 223 is connected to the other end of the mounting box 2221, the first rotating end of the coupling 224 is connected to the annular cutter 221, the second rotating end of the coupling 224 is connected to the second driving member 2223 through the belt transmission mechanism 2222, by such design, the translation mechanism 223 and the annular cutter 221 can be arranged on the same line, and the second driving member 2223 can be arranged above or at the side of the translation mechanism 223, so that the compactness of the disassembling assembly 22 can be improved, and the occupied space thereof can be reduced.

Optionally, the belt transmission mechanism 2222 includes a driving wheel, a transmission wheel, and a transmission belt, the driving wheel is sleeved at the output end of the second driving member 2223, the driven wheel is sleeved at the second rotation end of the coupler 224, and the transmission belt is wound around the driving wheel and the driven wheel, so that the transmission mode is simple and reliable.

Alternatively, the second driving member 2223 is a motor, which has advantages of small volume and light weight.

Alternatively, the translation mechanism 223 is driven by a cylinder, which has the advantages of convenient control and low cost.

It will be appreciated that the un-coupling assembly 22 may also be provided with a sliding structure between the coupler 224 and the table 10, by which the coupler 224 is supported while the coupler 224 slides relative to the table 10 when the translation mechanism 223 drives the ring cutter 221 to move.

Referring to fig. 1-5, for example, in some embodiments, two fixing assemblies 21 and two disassembling assemblies 22 are respectively disposed, one fixing assembly 21 and one disassembling assembly 22 constitute the disassembling module 20, and the disassembling assembly 22 is located outside the fixing assembly 21, the two disassembling modules 20 are respectively disposed at two sides of the workbench 10, and the two disassembling modules 20 can be used to simultaneously disassemble two ends of the cross-flow fan 70, so that the disassembling effect is higher.

When only one of the fixing assembly 21 and the disassembling assembly 22 is provided, one end of the cross-flow fan 70 may be disassembled first, and then the other end of the cross-flow fan 70 may be disassembled.

Referring to fig. 1-5, for example, in some embodiments, the disassembling module 20 further includes a base plate 23 slidably disposed on the worktable 10, and the fixing member 21 and the disassembling member 22 are disposed on the worktable 10 through the base plate 23, so that the distance between the two disassembling modules 20 is adjustable, and the disassembling apparatus can be adapted to cross-flow fans 70 with different lengths.

Optionally, the disassembling device further comprises a guide rail 40, a guide rail seat 50 and a lead screw nut mechanism 30, the guide rail seat 50 is in sliding fit with the guide rail 40, the two disassembling modules 20 are respectively provided with the guide rail seat 50, the number of the lead screw nut mechanisms 30 is two, the two lead screw nut mechanisms 30 are arranged in one-to-one correspondence with the two disassembling modules 20, each lead screw nut mechanism 30 comprises a lead screw 31 and a nut 32 which are in threaded fit, the lead screw 31 is rotatably arranged on the workbench 10, the nut 32 is arranged on the substrate 23 to drive the substrate 23 to slide, the position of the disassembling module 20 can be adjusted by rotating the screw rod 31, the sliding mode is simple and reliable, and the matching of the rail seat 50 and the rail 40 makes the disassembling module 20 slide more smoothly, and can also support the disassembling module 20, that is, the disassembled module 20 can be supported by the guide rail 40 and the lead screw and nut mechanism 30 at the same time, not only by the lead screw and nut mechanism 30.

Further, the lead screw and nut mechanism 30 further comprises a handle 33 arranged at one end of the lead screw 31, and the lead screw 31 is driven to rotate by rotating the handle 33, so that the operation is more convenient and faster.

It will be appreciated that instead of the handle 33 being arranged to rotate the screw 31, a motor may be arranged to rotate the screw 31.

It will be appreciated that the disassembling device may be provided with a screw-nut mechanism 30, and may also be provided with a driving cylinder or other linear driving device to drive the base plate 23 to slide.

Further, two guide rails 40 are provided, and the screw nut mechanism 30 is provided between the two guide rails 40 on the table 10 in a spaced and parallel manner.

Referring to fig. 1-3, for example, in some embodiments, the disassembling apparatus further includes a controller 60 disposed on the working platform 10, wherein the controller 60 is respectively connected to the fixing assembly 21, the rotating mechanism 222 and the translating mechanism 223, and is used for controlling the operations of the fixing assembly 21, the rotating mechanism 222 and the translating mechanism 223.

Referring to fig. 1 to 3, for example, in some embodiments, the disassembling module 20 further includes a limiting mechanism 24, the limiting mechanism 24 includes a travel switch 241 and a stop block 242 cooperating with the travel switch 241, the travel switch 241 is connected to the controller 60, the travel switch 241 is disposed on the worktable 10, the stop block 242 is disposed on the disassembling assembly 22, the stop block 242 moves along with the annular cutter 221, when the stop block 242 touches the travel switch 241, the travel switch 241 feeds back a signal to the controller 60, and the controller 60 controls the translation mechanism 223 to stop moving towards the cross-flow fan 70 and reset.

It can be understood that the travel switch 241 and the stop block 242 may be fixed relative to the disassembling assembly, and the other may move along with the disassembling assembly, and the specific arrangement may be adjusted according to actual conditions. For example, when the detaching module 20 can slide through the base plate 23, the stroke switch 241 may be provided on the base plate 23, and the stopper 242 may be provided on the coupler 224 of the detaching module 20.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a disassembling device, its characterized in that includes the workstation and disassembles the module, disassemble the module including fixed subassembly and disassemble the subassembly, fixed subassembly is located on the workstation, fixed subassembly is used for fixed cross-flow fan, disassemble the subassembly and include annular cutter, rotary mechanism and translation mechanism, rotary mechanism with annular cutter connects, is used for the drive annular cutter is rotatory, translation mechanism locates on the workstation, just translation mechanism with rotary mechanism connects, is used for the drive rotary mechanism drives annular cutter round trip movement, annular cutter is used for cutting cross-flow fan's end cover messenger cross-flow fan's metalwork and end cover separation.

2. The disassembling device according to claim 1, wherein the fixing assembly comprises a first fixing block arranged on the workbench, a second fixing block matched with the first fixing block, and a first driving piece arranged on the workbench, the first fixing block and the second fixing block are respectively provided with a positioning groove used for being matched with an impeller of the cross-flow fan, and the first driving piece is connected with the second fixing block and used for driving the second fixing block to move close to the first fixing block so as to clamp the impeller of the cross-flow fan or driving the second fixing block to move away from the first fixing block so as to loosen the impeller of the cross-flow fan.

3. The disassembling apparatus according to claim 2, wherein said first fixed block is detachably mounted on said table, and said second fixed block is detachably connected to said first driving member.

4. The disassembling device according to claim 3, wherein the fixing assembly further comprises two first pressing blocks, two second pressing blocks, two first tightening screws and two second tightening screws, the first fixing block comprises a first bottom plate and a first vertical plate arranged on the first bottom plate, the first vertical plate is provided with the positioning groove, the two first pressing blocks are used for pressing the first bottom plate on the workbench, the two first pressing blocks are respectively arranged at two sides of the first vertical plate, one first tightening screw is in threaded connection with one first pressing block and is used for tightening the first bottom plate, the second fixing block comprises a second bottom plate and a second vertical plate arranged on the second bottom plate, the second vertical plate is provided with the positioning groove, the two second pressing blocks are used for pressing the second bottom plate on the first driving piece, the two second pressing blocks are respectively located on two sides of the second vertical plate, and one second tightening screw is in threaded connection with one second pressing block and is used for tightening the second bottom plate.

5. The disassembling apparatus according to claim 1, wherein the annular cutter includes a cutter holder, a cutter rotating shaft and an annular cutter body, the cutter rotating shaft and the annular cutter body are respectively provided on both sides of the cutter holder, and the rotating mechanism is connected to the cutter rotating shaft.

6. A disassembling apparatus according to claim 1, wherein the disassembling assembly further includes a coupling, the rotating mechanism includes a mounting box, a belt transmission mechanism and a second driving member, the belt transmission mechanism is disposed in the mounting box, the second driving member is supported outside the mounting box, the coupling is connected to one end of the mounting box, the output end of the translating mechanism is connected to the other end of the mounting box, a first rotating end of the coupling is connected to the annular cutter, and a second rotating end of the coupling is connected to the second driving member through the belt transmission mechanism.

7. A dismantling device as claimed in claim 1, including two said dismantling modules, respectively provided at both sides of said working table.

8. The disassembling apparatus according to claim 7, wherein the disassembling module further comprises a base plate slidably disposed on the table, and the fixing member and the translating mechanism are disposed on the table through the base plate.

9. The disassembling apparatus according to claim 8, wherein the disassembling apparatus further comprises a guide rail, a guide rail seat slidably engaged with the guide rail, two disassembling modules each provided with the guide rail seat, and two screw-nut mechanisms provided in one-to-one correspondence with the two disassembling modules, each of the screw-nut mechanisms comprising a screw and a nut threadedly engaged, the screw rotatably provided on the table, and the nut provided on the substrate to drive the substrate to slide.

10. The disassembling apparatus according to claim 1, wherein the disassembling module further comprises a limit mechanism, the limit mechanism comprises a travel switch and a stopper cooperating with the travel switch, the travel switch is disposed on the worktable, the stopper is disposed on the disassembling assembly and moves with the annular tool, and the disassembling apparatus further comprises a controller disposed on the worktable and connected to the fixing assembly, the rotating mechanism, the translating mechanism and the travel switch, respectively.