Tool holder exchange mechanism and machining device

Abstract

A tool holder exchanging mechanism is used for exchanging tool holders on two tool magazines on a machine table and comprises a rotary driving part, a telescopic driving part and two clamping assemblies, the rotary driving part, the telescopic driving part and the two clamping assemblies are arranged between the two tool magazines on the machine table, the telescopic driving part is connected with the rotary driving part, and the two clamping assemblies are arranged at the two opposite ends of the telescopic driving part respectively. Each clamping assembly comprises a clamping driving part and a clamping part, the clamping driving parts are connected with the telescopic driving parts, and the clamping parts are connected to the sides, away from the telescopic driving parts, of the clamping driving parts. According to the tool holder exchange mechanism, exchange of the tool holders on the two tool magazines can be achieved, machining of workpieces can be completed through one machining device, the number of the machining devices is reduced, the machining cost of the workpieces is reduced, the occupied space of the machining devices is reduced, the workpieces do not need to be carried and transferred in the machining process, and time and labor are saved in the machining process. The embodiment of the utility model further provides a machining device. The machining device comprises two tool magazines, a machine table and the tool holder exchange mechanism.

Description

Technical Field

[0001] The present application relates to the field of mechanical processing technology, and in particular to a tool handle exchange mechanism and a processing device. Background Art

[0002] Current processing devices usually have a tool magazine. Since the number of tool holders installed on the periphery of the tool magazine is limited, when a workpiece needs to be cut into a complex shape, a large number of tool holders are often required to complete the processing of various shapes. The number of tool holders in a single tool magazine is often insufficient to meet the processing needs of highly complex shapes. At this time, the workpiece needs to be moved to another processing device to complete the processing of the workpiece. However, this processing method requires multiple processing devices to complete the processing, which is costly, occupies a large space, and requires the workpiece to be moved during the processing, which is time-consuming and labor-intensive. Utility Model Content

[0003] In view of the above, it is necessary to propose a tool handle exchange mechanism and a processing device to reduce the processing cost of the workpiece, reduce the occupied space of the processing device and save time and effort in the processing process.

[0004] One embodiment of the present application provides a tool handle exchange mechanism for exchanging tool handles on two tool magazines on a machine platform, comprising a rotating drive member, a telescopic drive member and two groups of clamping assemblies arranged between the two tool magazines on the machine platform, the telescopic drive member being connected to the rotating drive member, the two groups of clamping assemblies being respectively arranged at opposite ends of the telescopic drive member, each group of clamping assemblies comprising a clamping drive member and a clamping member, the clamping drive member being connected to the telescopic drive member, the clamping member being connected to a side of the clamping drive member facing away from the telescopic drive member; the telescopic drive member being used to rotate under the drive of the rotating drive member to the two groups of clamping assemblies corresponding to the tool handles to be replaced on the two tool magazines respectively, and drive the two groups of clamping assemblies to move toward the tool handles on the corresponding tool magazines respectively, so that the clamping drive member drives the corresponding clamping member to clamp the tool handle on the tool magazine, and the clamping member moves the clamped tool handle to the corresponding tool magazine under the drive of the telescopic drive member, thereby realizing the exchange of tool handles on the two tool magazines.

[0005] The above-mentioned tool handle exchange mechanism, during the processing process, the telescopic drive member is driven by the rotary drive member to rotate to the two groups of clamping assemblies corresponding to the tool handles to be replaced on the two tool magazines, so as to drive the two groups of clamping assemblies to move toward the tool handles on the corresponding tool magazines, so that the clamping drive member drives the corresponding clamping member to clamp the tool handle on the tool magazine, and the clamping member moves the clamped tool handle to the corresponding tool magazine under the drive of the telescopic drive member, thereby realizing the exchange of the tool handles on the two tool magazines, so that the processing of the workpiece can be completed using one processing device, reducing the number of processing devices, reducing the processing cost of the workpiece, and reducing the space occupied by the processing device. In addition, there is no need to transport or transfer the workpiece during the processing, and the processing process saves time and effort.

[0006] In some embodiments, a clamping groove and a tapered portion are provided on the tool handle at intervals, and the clamping member includes a clamping portion and a movable portion, the clamping portion is provided on the clamping drive member and is used to clamp on the clamping groove of the tool handle, the movable portion is movably connected to the clamping drive member and is arranged opposite to the clamping portion, and a contoured hole for being sleeved on the tapered portion of the tool handle is provided on the side of the movable portion away from the clamping drive member; the telescopic drive member is used to drive the clamping assembly to move toward the tool handle on the corresponding tool magazine, so that the clamping portion is clamped on the clamping groove of the tool handle and the contoured hole of the movable portion is sleeved on the tapered portion of the tool handle, and the clamping drive member is also used to drive the movable portion to move toward the clamping portion, so that the movable portion cooperates with the clamping portion to clamp the tool handle on the tool magazine.

[0007] In some embodiments, the clamping member further includes a fixing portion, which is disposed on the clamping drive member and opposite to the movable portion. A receiving hole is provided on a side of the fixing portion away from the clamping drive member, and the clamping portion is disposed in the receiving hole.

[0008] In some embodiments, the hole wall of the contoured hole of the movable part is provided with a limiting surface, and the limiting surface is used to abut against the tapered portion of the tool handle so that the movable part cooperates with the clamping portion to clamp the tool handle on the tool magazine.

[0009] In some embodiments, the telescopic drive member includes a fixed end and two driving ends connected to the fixed end, the fixed end is connected to the rotating drive member, and the two driving ends are respectively connected to the two clamping drives to drive the two clamping drives to move toward the corresponding tool magazines at the same time.

[0010] In some embodiments, the tool handle exchange mechanism also includes a guide assembly, which includes a slide rail and a sliding member extending along the telescopic direction of the telescopic drive member, the slide rail is arranged on the telescopic drive member, and the sliding member is slidably arranged on the slide rail and connected to the clamping drive member to guide the movement of the clamping drive member.

[0011] In some embodiments, the tool handle exchange mechanism also includes a buffer assembly, which includes a first buffer and a second buffer arranged relatively to each other, the first buffer is arranged on the sliding member, the second buffer is arranged on the telescopic driving member and is located between the first buffer and the clamping driving member, and the second buffer is used to resist the first buffer when the telescopic driving member drives the clamping assembly to move toward the tool handle on the corresponding tool magazine, so as to buffer the movement of the clamping assembly.

[0012] In some embodiments, the tool handle exchange mechanism also includes an adjustment component, which includes two abutting members and two locking members. The two abutting members are arranged on both sides of the sliding member and the clamping driving member. The position between the sliding member and the clamping driving member is adjustable. Each of the abutting members abuts against the sliding member and the clamping driving member, and each of the locking members passes through the abutting member and is connected to the sliding member.

[0013] In some embodiments, the rotary drive member includes a motor and a reducer provided on the machine platform, the motor is connected to the reducer, the reducer is connected to the telescopic drive member, and the motor drives the telescopic drive member to rotate through the reducer.

[0014] One embodiment of the present application also proposes a processing device, including two tool magazines, a machine table and the tool handle exchange mechanism as described above, wherein the two tool magazines are arranged on the machine table at intervals, and the tool handle exchange mechanism is arranged on the machine table and located between the two tool magazines, and is used to exchange the tool handles on the two tool magazines.

[0015] The above-mentioned processing device increases the number of tool handles by arranging two tool magazines on the machine platform, and during the processing, the telescopic driving member is driven by the rotating driving member to rotate to the two groups of clamping assemblies corresponding to the tool handles that need to be replaced on the two tool magazines, so as to drive the two groups of clamping assemblies to move toward or away from the tool handles on the corresponding tool magazines, so that the clamping driving member drives the corresponding clamping member to clamp the tool handle on the tool magazine, and the clamping member moves the clamped tool handle to the corresponding tool magazine under the drive of the telescopic driving member, thereby realizing the exchange of the tool handles on the two tool magazines, so that the processing of the workpiece can be completed using one processing device, the number of processing devices is reduced, the processing cost of the workpiece is reduced, and the space occupied by the processing device is reduced. In addition, there is no need to transport or transfer the workpiece during the processing, and the processing process is time-saving and labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of a processing device proposed in one embodiment of the present application.

[0017] Figure 2 yes Figure 1 The three-dimensional structural schematic diagram of the handle exchange mechanism is shown.

[0018] Figure 3 yes Figure 2 A partial three-dimensional structural schematic diagram of the handle exchange mechanism shown.

[0019] Main component symbols

[0020] Processing device 100

[0021] Tool magazine 10

[0022] Knife handle 11

[0023] Card slot 111

[0024] Tapered portion 112

[0025] Machine 20

[0026] Handle exchange mechanism 30

[0027] Rotating drive member 31

[0028] Motor 311

[0029] Reducer 312

[0030] Telescopic drive 32

[0031] Fixed end 321

[0032] Drive end 322

[0033] Clamping assembly 33

[0034] Clamping drive 331

[0035] Clamp 332

[0036] Clamping part 3321

[0037] Activities Department 3322

[0038] Profile hole 3322A

[0039] Limiting surface 3322B

[0040] First opening 3322C

[0041] Fixed part 3323

[0042] Accommodating hole 3323A

[0043] Second opening 3323B

[0044] Guide assembly 34

[0045] Slide 341

[0046] Sliding member 342

[0047] Sliding plate 3421

[0048] Mobile board 3422

[0049] Connection block 3423

[0050] Buffer component 35

[0051] The first buffer member 351

[0052] Second buffer member 352

[0053] Fixed plate 353

[0054] Adjustment components 36

[0055] Abutment 361

[0056] Locking piece 362 DETAILED DESCRIPTION

[0057] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0058] See also Figure 1 One embodiment of the present application provides a processing device 100 for processing a workpiece (not shown). The processing device 100 includes two tool magazines 10, a machine table 20 and a tool handle exchange mechanism 30.

[0059] Two tool magazines 10 are spaced apart on the machine platform 20 , and a plurality of tool handles 11 for processing workpieces are spaced apart on the outer periphery of each tool magazine 10 .

[0060] Please also see Figure 2The tool handle exchange mechanism 30 is disposed on the machine 20 and is located between the two tool magazines 10, and is used to exchange the tool handles 11 on the two tool magazines 10 on the machine 20, wherein a slot 111 and a tapered portion 112 are provided on the tool handle 11 at intervals. The tool handle exchange mechanism 30 includes a rotating drive member 31, a telescopic drive member 32, and two groups of clamping assemblies 33 disposed between the two tool magazines 10 on the machine 20, the telescopic drive member 32 is connected to the rotating drive member 31, and the two groups of clamping assemblies 33 are respectively disposed at opposite ends of the telescopic drive member 32, and each group of clamping assemblies 33 includes a clamping drive member 331 and a clamping member 332, the clamping drive member 331 is connected to the telescopic drive member 32, and the clamping member 332 is connected to the side of the clamping drive member 331 away from the telescopic drive member 32; the telescopic drive member 32 is used to rotate under the drive of the rotary drive member 31 until the two groups of clamping assemblies 33 correspond to the tool handles 11 to be replaced on the two tool magazines 10, and drive the two groups of clamping assemblies 33 to move toward or away from the tool handles 11 on the corresponding tool magazines 10, so that the clamping drive member 331 drives the corresponding clamping member 332 to clamp the tool handle 11 on the tool magazine 10, and the clamping member 332 moves the clamped tool handle 11 to the corresponding tool magazine 10 under the drive of the telescopic drive member 32, thereby realizing the exchange of the tool handles 11 on the two tool magazines 10. In this embodiment, the two groups of clamping assemblies 33 can clamp tool handles 11 of different tool fastening types with the same spindle interface, thereby realizing the exchange of tool handles 11 of different diameters.

[0061] The rotating driving member 31 includes a motor 311 and a reducer 312 provided on the machine 20, the motor 311 is connected to the reducer 312, the reducer 312 is connected to the telescopic driving member 32, and the motor 311 drives the telescopic driving member 32 to rotate through the reducer 312. It can be understood that in other embodiments, the rotating driving member 31 only includes the motor 311 provided on the machine 20, the motor 311 is connected to the telescopic driving member 32 to rotate the telescopic driving member 32, so that the two groups of clamping assemblies 33 correspond to the tool handles 11 to be replaced on the two tool magazines 10 respectively.

[0062] The telescopic drive member 32 includes a fixed end 321 and two drive ends 322 connected to the fixed end 321, the fixed end 321 is connected to the rotating drive member 31, and the two drive ends 322 are respectively connected to two clamping drive members 331 to drive the two clamping drive members 331 to move toward the corresponding tool magazine 10 at the same time. In this embodiment, the telescopic drive member 32 is a bidirectional cylinder. It can be understood that in other embodiments, the telescopic drive member 32 is two cylinders and is respectively connected to two groups of clamping assemblies 33 to drive the two groups of clamping assemblies 33 to telescope.

[0063] The clamping drive member 331 is a cylinder. It can be understood that in other embodiments, the clamping drive member 331 can also be other linear drive structures.

[0064] See also Figure 3 The clamping member 332 includes a clamping portion 3321 and a movable portion 3322. The clamping portion 3321 is block-shaped, and the clamping portion 3321 is arranged on the clamping drive member 331 and is used to clamp the clamping groove 111 of the tool handle 11; the movable portion 3322 is block-shaped, and the movable portion 3322 is movably connected to the clamping drive member 331 and is arranged opposite to the clamping portion 3321. The movable portion 3322 is provided with a profiling hole 3322A on the side away from the clamping drive member 331 for being sleeved on the conical portion 112 of the tool handle 11, wherein the profiling hole 3322A is a through hole, and the profiling hole 3322A is away from the side of the clamping drive member 331. It has a first opening 3322C, and the tapered portion 112 of the tool handle 11 can move from the first opening 3322C to the contoured hole 3322A; the telescopic drive member 32 is used to drive the clamping assembly 33 to move toward the tool handle 11 on the corresponding tool magazine 10, so that the clamping portion 3321 is clamped in the clamping groove 111 of the tool handle 11 and the contoured hole 3322A of the movable portion 3322 is sleeved on the tapered portion 112 of the tool handle 11, and the clamping drive member 331 is also used to drive the movable portion 3322 to move toward the clamping portion 3321, so that the movable portion 3322 cooperates with the clamping portion 3321 to clamp the tool handle 11 on the tool magazine 10.

[0065] The clamping member 332 also includes a fixing portion 3323, which is block-shaped. The fixing portion 3323 is arranged on the clamping drive member 331 and is arranged opposite to the movable portion 3322. A receiving hole 3323A is opened on the side of the fixing portion 3323 away from the clamping drive member 331, wherein the receiving hole 3323A is also a through hole. The receiving hole 3323A has a second opening 3323B on the side away from the clamping drive member 331. The slot 111 of the tool handle 11 can move from the second opening 3323B to the receiving hole 3323A and be clamped in the clamping portion 3321; the clamping portion 3321 is arranged in the receiving hole 3323A, and the clamping portion 3321 is an annular block structure adapted to the slot 111 of the tool handle 11.

[0066] The hole wall of the contoured hole 3322A of the movable part 3322 is provided with a limiting surface 3322B, which is a conical surface adapted to the conical portion 112 of the tool handle 11. The limiting surface 3322B is used to resist the conical portion 112 of the tool handle 11 so that the movable part 3322 cooperates with the clamping part 3321 to clamp the tool handle 11 on the tool magazine 10.

[0067] Please continue to see Figure 2The handle exchange mechanism 30 further includes a guide assembly 34, which includes a slide rail 341 and a sliding member 342 extending along the telescopic direction of the telescopic drive member 32. The slide rail 341 is provided at one side of the telescopic drive member 32, and the sliding member 342 is slidably provided on the slide rail 341 and connected to the clamping drive member 331 to guide the movement of the clamping drive member 331. In this embodiment, there are two guide assemblies 34, which are respectively connected to the two clamping drive members 331.

[0068] The sliding member 342 includes a sliding plate 3421, a moving plate 3422 and a connecting block 3423. The sliding plate 3421 is in the shape of an elongated strip, and is slidably connected to the slide rail 341, and one end of the sliding plate 3421 extends out of the telescopic driving member 32. The moving plate 3422 is vertically connected to one end of the sliding member 342 extending out of the telescopic driving member 32, and is connected to the driving end 322 of the telescopic driving member 32. The connecting block 3423 is a T-shaped structure, one end of the connecting block 3423 is connected to the middle of the moving plate 3422, and the other end of the connecting block 3423 is connected to the middle of the clamping driving member 331. This arrangement can not only prevent the clamping driving member 331 from being offset when it moves, but also make the clamping driving member 331 more firmly fixed.

[0069] The tool handle exchange mechanism 30 further includes a buffer assembly 35, which includes a first buffer 351 and a second buffer 352 that are arranged opposite to each other. The first buffer 351 is arranged on the sliding plate 3421 of the sliding member 342, and the second buffer 352 is fixed to the telescopic driving member 32 through a fixing plate 353 and is located between the first buffer 351 and the clamping driving member 331. The second buffer 352 is used to abut against the first buffer 351 when the telescopic driving member 32 drives the clamping assembly 33 to move toward the tool handle 11 on the corresponding tool magazine 10, so as to buffer the movement of the clamping assembly 33. In this embodiment, the first buffer 351 and the second buffer 352 are both hydraulic buffers.

[0070] The knife handle exchange mechanism 30 also includes an adjustment assembly 36, which includes two abutting members 361 and two locking members 362. The abutting members 361 are in the form of sheets, and are arranged on opposite sides of the sliding member 342 and the clamping driving member 331. The position between the sliding member 342 and the clamping driving member 331 is adjustable. Each abutting member 361 abuts against the sliding member 342 and the clamping driving member 331, and each locking member 362 passes through the abutting member 361 and is connected to the sliding member 342. In the present embodiment, the locking member 362 is a bolt. When in use, the position between the sliding member 342 and the clamping driving member 331 is first adjusted so that the clamping member 332 is aligned with the knife handle 11, and then the locking member 362 passes through the abutting member 361 and is connected to the connecting block 3423 of the sliding member 342.

[0071] The implementation process of the processing device 100 of the embodiment of the present application is as follows:

[0072] The tool handles 11 on the two tool magazines 10 are rotated to the desired positions;

[0073] The rotating driving member 31 drives the telescopic driving member 32 to rotate 180 degrees, and the two groups of clamping components 33 correspond to the tool handles 11 that need to be replaced on the two tool magazines 10 respectively;

[0074] The telescopic driving member 32 drives the two groups of clamping assemblies 33 to move toward the corresponding tool handle 11 on the tool magazine 10, until the tapered portion 112 of the tool handle 11 moves from the first opening 3322C to the contoured hole 3322A, and the clamping groove 111 of the tool handle 11 can move from the second opening 3323B to the receiving hole 3323A and be clamped in the clamping portion 3321;

[0075] The clamping driving member 331 drives the movable portion 3322 to move toward the clamping portion 3321, so that the movable portion 3322 cooperates with the clamping portion 3321 to clamp the knife handle 11;

[0076] The telescopic driving member 32 drives the two groups of clamping assemblies 33 to move away from the tool handles 11 on the corresponding tool magazines 10;

[0077] The rotating driving member 31 drives the telescopic driving member 32 to continue rotating 180 degrees, and the two groups of clamping components 33 correspond to the empty positions of the two tool magazines 10 after the tool handles 11 have been removed;

[0078] The telescopic driving member 32 drives the two groups of clamping assemblies 33 to move toward the tool handles 11 on the corresponding tool magazines 10 respectively, and puts the clamped tool handles 11 into the tool magazine 10 at the vacant position, thereby realizing the exchange of the tool handles 11 on the two tool magazines 10.

[0079] The above-mentioned processing device 100 increases the number of tool handles 11 by arranging two tool magazines 10 on the machine table 20, and during the processing, the telescopic driving member 32 is driven by the rotating driving member 31 to rotate to the two groups of clamping components 33 respectively corresponding to the tool handles 11 that need to be replaced on the two tool magazines 10, so as to drive the two groups of clamping components 33 to move toward the tool handles 11 on the corresponding tool magazines 10 respectively, so that the clamping driving member 331 drives the corresponding clamping member 332 to clamp the tool handle 11 on the tool magazine 10, and the clamping member 332 moves the clamped tool handle 11 to the corresponding tool magazine 10 under the drive of the telescopic driving member 32, thereby realizing the exchange of the tool handles 11 on the two tool magazines 10, so that one processing device 100 can process the workpiece, reducing the number of processing devices 100, reducing the processing cost of the workpiece, and reducing the occupied space of the processing device 100. In addition, there is no need to transport or transfer the workpiece during the processing, and the processing process saves time and effort.

[0080] The processing device 100 of the present application broadens the diameter and structure types of the exchangeable tool handles 11, increases the number of tool magazines 10, and expands the capacity of the tool handles 11 of the tool magazines 10, so that a work station can process as many workpiece features as possible with one clamping during the processing, thereby reducing the number of equipment used, site occupation, unnecessary workpiece circulation movements, etc., requiring less operating manpower and lowering production costs.

[0081] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present application and are not intended to limit it. Although the present application has been described in detail with reference to the preferred embodiments, a person of ordinary skill in the art should understand that the technical solution of the present application may be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the present application.

Claims

1. A tool handle exchange mechanism, used for tool handles on two tool magazines on a switching table, characterized in that: The invention comprises a rotary drive member, a telescopic drive member and two groups of clamping assemblies arranged between two tool magazines on the machine platform, wherein the telescopic drive member is connected to the rotary drive member, and the two groups of clamping assemblies are respectively arranged at opposite ends of the telescopic drive member, and each group of clamping assemblies comprises a clamping drive member and a clamping member, wherein the clamping drive member is connected to the telescopic drive member, and the clamping member is connected to a side of the clamping drive member away from the telescopic drive member; The telescopic drive member is used to rotate, under the drive of the rotating drive member, until the two groups of the clamping assemblies correspond to the tool handles that need to be replaced on the two tool magazines, and drive the two groups of the clamping assemblies to move toward the tool handles on the corresponding tool magazines, so that the clamping drive member drives the corresponding clamping member to clamp the tool handle on the tool magazine, and the clamping member moves the clamped tool handle to the corresponding tool magazine under the drive of the telescopic drive member, thereby realizing the exchange of the tool handles on the two tool magazines.

2. The handle exchange mechanism according to claim 1, characterized in that: A clamping groove and a tapered portion are provided on the tool handle at intervals, the clamping member includes a clamping portion and a movable portion, the clamping portion is provided on the clamping drive member and is used to clamp the clamping groove of the tool handle, the movable portion is movably connected to the clamping drive member and is arranged opposite to the clamping portion, and a contoured hole for being sleeved on the tapered portion of the tool handle is provided on a side of the movable portion away from the clamping drive member; The telescopic drive member is used to drive the clamping assembly to move toward the tool handle on the corresponding tool magazine, so that the clamping part is clamped in the clamping groove of the tool handle and the contoured hole of the movable part is sleeved on the conical part of the tool handle. The clamping drive member is also used to drive the movable part to move toward the clamping part, so that the movable part cooperates with the clamping part to clamp the tool handle on the tool magazine.

3. The handle exchange mechanism according to claim 2, characterized in that: The clamping member also includes a fixing portion, which is arranged on the clamping driving member and is arranged opposite to the movable portion. A receiving hole is formed on a side of the fixing portion away from the clamping driving member, and the clamping portion is arranged in the receiving hole.

4. The handle exchange mechanism according to claim 2, characterized in that: The hole wall of the contoured hole of the movable part is provided with a limiting surface, and the limiting surface is used to abut against the tapered part of the tool handle so that the movable part cooperates with the clamping part to clamp the tool handle on the tool magazine.

5. The handle exchange mechanism according to claim 1, characterized in that: The telescopic driving member includes a fixed end and two driving ends connected to the fixed end, the fixed end is connected to the rotating driving member, and the two driving ends are respectively connected to the two clamping driving members to drive the two clamping driving members to move toward the corresponding tool magazines at the same time.

6. The handle exchange mechanism according to claim 1, characterized in that: The tool handle exchange mechanism also includes a guide assembly, which includes a slide rail and a sliding member extending along the telescopic direction of the telescopic drive member. The slide rail is arranged on the telescopic drive member, and the sliding member is slidably arranged on the slide rail and connected to the clamping drive member to guide the movement of the clamping drive member.

7. The handle exchange mechanism according to claim 6, characterized in that: The tool handle exchange mechanism also includes a buffer assembly, which includes a first buffer member and a second buffer member arranged opposite to each other, wherein the first buffer member is arranged on the sliding member, and the second buffer member is arranged on the telescopic driving member and is located between the first buffer member and the clamping driving member, and the second buffer member is used to abut against the first buffer member when the telescopic driving member drives the clamping assembly to move toward the tool handle on the corresponding tool magazine, so as to buffer the movement of the clamping assembly.

8. The handle exchange mechanism according to claim 7, characterized in that: The tool handle exchange mechanism also includes an adjustment component, which includes two abutting members and two locking members. The two abutting members are arranged on both sides of the sliding member and the clamping driving member. The position between the sliding member and the clamping driving member is adjustable. Each of the abutting members abuts against the sliding member and the clamping driving member, and each of the locking members passes through the abutting members and is connected to the sliding member.

9. The handle exchange mechanism according to claim 8, characterized in that: The rotary drive member includes a motor and a reducer which are arranged on the machine platform. The motor is connected to the reducer, and the reducer is connected to the telescopic drive member. The motor drives the telescopic drive member to rotate through the reducer.

10. A processing device, characterized in that: It comprises two tool magazines, a machine platform and a tool handle exchange mechanism as described in any one of claims 1 to 9, wherein the two tool magazines are arranged on the machine platform at intervals, and the tool handle exchange mechanism is arranged on the machine platform and located between the two tool magazines for exchanging tool handles on the two tool magazines.

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