CN218452792U - Swing arm type tool changing device - Google Patents

Abstract

The application relates to the technical field of tool changing devices, in particular to a swing arm type tool changing device. A swing arm type tool changer comprises a swing arm structure, a tool magazine support and a tool magazine, wherein one end of the tool magazine support is hinged to the swing arm structure, the tool magazine is connected to the lower portion of the tool magazine support in a sliding mode, the tool magazine support is hinged to one end of the swing arm, the other end of the swing arm is connected with a disc type cutter disc in a rotating mode, a cutter disc motor is connected with the disc type cutter disc in a transmission mode, a plurality of cutter claws are arranged on the disc type cutter disc in an annular mode, and the fixed end of an air cylinder is hinged to the tool magazine support. This application drives swing arm reciprocating motion through setting up the cylinder, and the blade disc motor makes the disc type blade disc rotatable in addition for every sword claw on the blade disc can all be accurate reachs the tool changing point, realizes the function of tool changing, simultaneously, through setting up the X axle, the transport mechanism of Z axle and making the vertical operation of this swing arm structure, make this toolchanger compact structure, to a great extent has reduced the space that this toolchanger occupied.

Description

Swing arm type tool changing device

Technical Field

The application relates to the technical field of tool changing devices, in particular to a swing arm type tool changing device.

Background

The automatic tool changer is mainly used for a numerical control center, has the advantages of continuous tool changing and high tool changing speed, is an important component and a key functional part of the numerical control machining center at present, and can reduce the non-cutting time in the machining process through the automatic tool changer so as to improve the production efficiency and reduce the production cost.

Common automatic tool changer applies to large-scale machining center in the market, and the volume is comparatively huge, and the tool changing is efficient, nevertheless in middle-size and small-size enterprise, and the space that large-scale tool changer occupied is big, and the maintenance cost is high, is unfavorable for actual operation, consequently seeks a compact structure and can reduce the device of tool changing process operating space.

SUMMERY OF THE UTILITY MODEL

Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and drawings.

The utility model provides an aim at overcomes the aforesaid is not enough, a swing arm formula toolchanger is provided, this application drives the reciprocal swing of disc type blade disc in the swing arm through setting up the cylinder, it is rotatable that the blade disc motor makes the disc type blade disc in addition, make every sword claw on the blade disc can all be accurate reachs the tool changing point, realize the function of tool changing, and simultaneously, through setting up the X axle, the transport mechanism of Z axle and the vertical operation of this swing arm structure of messenger, make this toolchanger compact structure, to a great extent has reduced the space that this toolchanger occupied.

In order to achieve the purpose, the technical solution of the application is as follows: the utility model provides a swing arm formula toolchanger, including swing arm structure, one end and swing arm structure hinged joint's tool magazine support, sliding connection trades the tool magazine under this tool magazine support, this swing arm structure includes swing arm, cylinder, blade disc motor, disc type blade disc and gripper, this tool magazine support is articulated with this swing arm one end, this swing arm other end rotates and is connected with this disc type blade disc, this blade disc motor is connected with this disc type blade disc transmission, the annular is provided with a plurality of grippers on this disc type blade disc, this cylinder stiff end is articulated with this tool magazine support.

The arrangement of the swing arm structure enables the tool changing magazine to simultaneously bear a plurality of tool claws, the operation efficiency is improved, the tool changing magazine is used for grabbing the tool claws on the swing arm structure, the tool claw support enables the grabbed tool claws to be transported to the end of a track in a sliding mode, the next step process is carried out, the swing arm is hinged to the tool magazine support and enables the tool changing magazine to swing, the fixed end of the air cylinder is hinged to the tool magazine support and provides supporting force for the operation of the air cylinder, the disc type cutter head is driven by the cutter head motor to rotate, the disc type cutter head which is vertically arranged can save space compared with a cutter head which is horizontally arranged, a plurality of tool claws are annularly arranged on the disc type cutter head, in the rotating process, the tool claws which reach fixed positions are grabbed and taken away by the tool changing magazine, and new tool claws are filled in the vacant positions of the tool claws to continue to operate, and tool changing work is circularly carried out.

In some embodiments, the tool magazine support comprises a connecting arm, a portal bridge, a first sliding rail and an X-axis transmission mechanism, the connecting arm is fixed at one end of the portal bridge, the connecting arm is hinged to the swing arm, the first sliding rail is arranged below the portal bridge along the X-axis direction, and the X-axis transmission mechanism is installed between two rails of the first sliding rail.

This linking arm downward sloping sets up, be used for fixed swing arm position, compare in the toolchanger that does not set up the linking arm, but the wobbling angle of this swing arm is bigger, overall structure is more firm and do not influence the rotatory activity of disc type blade disc, the first slide rail that sets up under this portal bridge is used for the fixed sliding seat position, prevent to produce slope and skew at removal in-process slide, the X axle transport mechanism who sets up between two tracks of first slide rail is used for promoting the slide and carries out reciprocating motion, and the portal bridge has played the supporting role, thereby realize constantly transporting the function of sword claw.

In some embodiments, the tool changer includes a sliding seat, a second sliding rail, a Z-axis transmission mechanism and a machine head casting, the sliding seat is screwed on a lead screw of the X-axis transmission mechanism, the upper side of the sliding seat is slidably connected with the first sliding rail, the second sliding rail is arranged on the lower side of the sliding seat, the Z-axis transmission mechanism is installed between two rails of the second sliding rail, the machine head casting is screwed on the lead screw of the Z-axis transmission mechanism, the machine head casting is slidably connected with the sliding seat through the second sliding rail, and a spindle is arranged at one end of the machine head casting.

The X-axis transmission mechanism provides power for the sliding seat screwed on the screw rod to enable the sliding seat to move along the X axis, the second sliding rail arranged on the lower side of the sliding seat is used for fixing the position of a machine head casting to prevent the machine head casting from inclining and deviating in the moving process, the sliding seat is connected with the machine head casting in a sliding mode and plays a supporting role, the Z-axis transmission mechanism provides power for the machine head casting screwed on the screw rod to enable the machine head casting to move along the Z axis, the spindle arranged at one end of the machine head casting is used for taking down a cutter claw fixed on the disc type cutter head, and the Z-axis transmission mechanism, the machine head casting and the spindle are matched to achieve the process of taking down the cutter claw from the disc type cutter head and moving the cutter claw onto the cutter holder.

In some embodiments, a bearing is fixed on the connecting arm, a transmission shaft is nested in the bearing, one end of the transmission shaft is fixedly connected with the swing arm, and the other end of the transmission shaft is provided with the air cylinder. This structure can make the linking arm under the condition of fixed position, through being connected of bearing one end and cylinder expansion end, drives the swing arm along the pitch arc swing to realize the function of passing the sword fast.

In some embodiments, the spindle outer race is sized to fit the tool holder inner race. The size of the outer ring of the main shaft is matched with that of the inner ring of the cutter claw, so that the main shaft can be accurately inserted into the inner ring of the cutter claw in the moving process, the cutter claw cannot be shifted and shaken when being taken down, and the cutter claw can be stably conveyed to the next procedure.

In some embodiments, the jaw rotates to the spindle axis parallel to the X-axis. The cutter claw is parallel to the X axis, so that the swinging angle of the swing arm is correct, the rotating angle of the disc type cutter head is correct, the main shaft can smoothly grasp the cutter claw, and displacement is not generated, thereby being beneficial to the next procedure.

In some embodiments, the slide and the opposite side of the head casting are provided with grooves, and the sizes of the two grooves are matched with the size of the Z-axis conveying mechanism. Two relative recesses form the cavity, and this cavity is used for placing Z axle transport mechanism, and this setting is favorable to saving space for whole tool magazine's structure is more compact, also more pleasing to the eye simultaneously.

In some embodiments, the bearing is a tapered roller bearing.

The tapered roller bearing belongs to a separation type bearing, and is a radial thrust type rolling bearing with a tapered roller as a rolling body, which is mainly used for bearing radial and axial combined loads mainly based on radial loads.

The working principle of the application is as follows:

when the tool changer starts to operate, the air cylinder is started, the movable end retracts to drive the swing arm to straighten, the connecting arm and the swing arm are positioned on the same straight line at the moment, a tool claw is loaded on a disc type cutter head rotationally connected to the swing arm, after the loading is finished, the air cylinder is started again to push out the movable end to drive the swing arm to rotate by taking the transmission shaft as a circle center, until the tool claw is transversely parallel to the X axis, the Z-axis conveying mechanism pushes the machine head casting to slide along the second slide rail to drive the main shaft fixed on one side of the machine head casting to move, the main shaft is accurately inserted into the inner ring of the tool claw to grasp the tool claw, the tool claw is detached from the disc type cutter head, the X-axis conveying mechanism drives the slide seat to slide along the first slide rail to move to the other side of the portal bridge to convey the tool claw to the next procedure, the Z-axis conveying mechanism drives the machine head casting to retract along the second slide rail after the tool claw is conveyed, the X-axis conveying mechanism drives the slide seat to move towards one side of the swing arm, and the disc type cutter head to rotate to the next tool claw again, and the main shaft to grasp a new tool claw again, so as to realize the repeated tool changing work.

Through adopting foretell technical scheme, the beneficial effect of this application is:

1. this application is provided with the cylinder for flexible swing arm that drives through the cylinder carries out reciprocating swing, and simple structure is stable, the operation space is little, the position is accurate, and the blade disc motor makes the disc type blade disc rotatable in addition, makes every claw on the blade disc can all be accurate reachs the tool changing point, makes things convenient for the main shaft to snatch the claw.

2. This application is provided with the X axle and the Z axle transport structure of equidirectional not, compare in with high costs and can multi-direction pivoted tool changer, this tool changer target is clear and definite, the operation process is more quick, the cost is lower to vertical setting through the swing arm structure, make this tool changer compact structure, to a great extent reduced the space that this tool changer occupied, improved space utilization, adapt to the demand of middle-size and small-size enterprise to tool changer about space and cost.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Clearly, such objects and other objects of the present application will become more apparent after a review of the following detailed description of the preferred embodiments as illustrated in the various figures and drawings.

These and other objects, features and advantages of the present application will become more apparent from the following detailed description of one or more preferred embodiments, which is to be read in connection with the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application and not to limit the application.

In the drawings, like parts are designated with like reference numerals, and the drawings are schematic and not necessarily drawn to scale.

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be 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 one or several embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to such drawings without creative efforts.

FIG. 1 is a schematic illustration of a swing arm operation of a swing arm tool changer according to some embodiments of the present application;

FIG. 2 is a schematic front view of a swing arm tool changer according to some embodiments of the present application;

FIG. 3 is a schematic diagram of a tool changer and disc cutter position configuration in some embodiments of the present application;

FIG. 4 is a schematic bottom view of a swing arm tool changer according to some embodiments of the present application;

FIG. 5 is a schematic illustration of a tool magazine configuration in some embodiments of the present application;

fig. 6 is a schematic view of a drive shaft structure in some embodiments of the present application.

Description of the main reference numerals:

1. a swing arm structure;

11. swinging arms; 12. a cylinder; 13. a drive shaft; 14. a bearing; 15. a cutter motor; 16. a disc type cutter head; 17. a cutter claw;

2. a tool magazine support;

21. a connecting arm; 22. a door bridge; 23. a first slide rail; 24. an X-axis transport mechanism;

3. changing a tool magazine;

31. a slide base; 32. a second slide rail; 33. a Z-axis transport mechanism; 34. a machine head casting; 35. a main shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail with reference to the following detailed description. It should be understood that the detailed description and specific examples, while indicating the present application, are given by way of illustration only.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are not connected through a transition structure, but are connected through a connection structure to form a whole. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1, fig. 1 is a schematic diagram of a swing arm operation of a swing arm type tool changer according to some embodiments of the present application.

According to some embodiments of the present application, a swing arm tool changer is provided. A swing arm type tool changer comprises a swing arm structure 1, a tool magazine support 2 and a tool magazine 3, wherein one end of the tool magazine support 2 is hinged to the swing arm structure 1, and the tool magazine 3 is connected to the lower portion of the tool magazine support 2 in a sliding mode.

The swing arm structure 1 sets up and makes it can bear a plurality of sword claws 17 simultaneously, improves operating efficiency, and tool magazine 3 is used for snatching the sword claw 17 on this swing arm structure 1, and tool magazine support 2 will snatch the sword claw 17 propelling movement after to the track end, carries out next step process, realizes the work of quick tool changing, has improved efficiency.

Referring to fig. 2, fig. 2 is a front view of a swing arm type tool changer according to some embodiments of the present disclosure.

According to some embodiments of the present application, optionally, the swing arm structure 1 includes a swing arm 11, a cylinder 12, a cutter motor 15, a disc-type cutter 16 and a cutter claw 17, the tool magazine support 2 is hinged to one end of the swing arm 11, the other end of the swing arm 11 is rotatably connected to the disc-type cutter 16, the cutter motor 15 is in transmission connection with the disc-type cutter 16, the disc-type cutter 16 is annularly provided with a plurality of cutter claws 17, and a fixed end of the cylinder 12 is hinged to the tool magazine support 2.

The swing arm 11 is hinged on the tool magazine support 2 to enable the tool magazine support 2 to swing, the fixed end of the air cylinder 12 is hinged with the tool magazine support 2 to provide supporting force for operation of the air cylinder 12, the cutter motor 15 drives the disc type cutter 16 to rotate, the vertically arranged disc type cutter 16 can save space compared with a horizontally arranged cutter, a plurality of tool claws 17 are annularly arranged on the disc type cutter 16, in the rotating process, the tool claws 17 reaching the fixed positions are grabbed and taken away by the tool magazine 3, and new tool claws 17 are filled in the positions of the vacant tool claws 17 to continue to operate, so that tool changing work is circularly performed.

Referring to fig. 3, fig. 3 is a schematic diagram of a tool changer and a disc cutter position structure in some embodiments of the present application.

The tool changer 3 comprises a sliding seat 31, a second sliding rail 32, a Z-axis transmission mechanism 33 and a machine head casting 34, the sliding seat 31 is screwed on a screw rod of the X-axis transmission mechanism 24, the upper side of the sliding seat 31 is connected with the first sliding rail 23 in a sliding way, the second sliding rail 32 is arranged on the lower side of the sliding seat 31, the Z-axis transmission mechanism 33 is arranged between two rails of the second sliding rail 32, the machine head casting 34 is screwed on the screw rod of the Z-axis transmission mechanism 33, the machine head casting 34 is connected with the sliding seat 31 in a sliding way through the second sliding rail 32, and one end of the machine head casting 34 is provided with a main shaft 35; the size of the outer ring of the main shaft 35 is matched with that of the inner ring of the cutter claw 17; the cutter claw 17 is parallel to the X axis when rotating to the main shaft 35; the opposite sides of the sliding seat 31 and the head casting 34 are provided with grooves, and the sizes of the two grooves are matched with the size of the Z-axis conveying mechanism 33.

The X-axis transmission mechanism 24 provides power for the sliding seat 31 screwed on the screw rod to enable the sliding seat 31 to move along the X axis, the second sliding rail 32 arranged on the lower side of the sliding seat 31 is used for fixing the position of the machine head casting 34 and preventing the machine head casting 34 from tilting and shifting in the moving process, the sliding seat 32 is connected with the machine head casting 34 in a sliding mode, the sliding seat 31 plays a supporting role, the Z-axis transmission mechanism 33 provides power for the machine head casting 34 screwed on the screw rod to enable the machine head casting 34 to move along the Z axis, the main shaft 35 arranged at one end of the machine head casting 34 is used for taking off the cutter claw 17 fixed on the disc type cutter head 16, and the matching of the Z-axis transmission mechanism 33, the machine head casting 34 and the main shaft 35 can realize the process of taking off the cutter claw 17 from the disc type cutter head 16 and moving the cutter claw 17 to the tool magazine bracket 2; the size of the outer ring of the main shaft 35 is matched with that of the inner ring of the cutter claw 17, so that the main shaft 35 can be accurately inserted into the inner ring of the cutter claw 17 in the moving process, the cutter claw 17 cannot be displaced and shaken when being taken down, and the cutter claw can be stably conveyed to the next program; the parallel of the cutter claw 17 and the X axis requires that the swinging angle of the swing arm 11 is correct and the rotating angle of the disc type cutter head 16 is correct, so that the main shaft 35 can smoothly grasp the cutter claw 17 without displacement, and the next procedure is facilitated; the two opposite grooves form a cavity for placing the Z-axis conveying mechanism 33, which is beneficial to saving space, so that the whole tool changer 3 is more compact in structure and more attractive.

Referring to fig. 4, fig. 4 is a schematic bottom view of a swing arm type tool changer according to some embodiments of the present disclosure.

According to some embodiments of the present application, optionally, the tool magazine support 2 includes a connecting arm 21, a door bridge 22, a first sliding rail 23, and an X-axis transmission mechanism 24, where the connecting arm 21 is fixed at one end of the door bridge 22, the connecting arm 21 is hinged to the swing arm 11, the first sliding rail 23 is disposed below the door bridge 22 along the X-axis direction, and the X-axis transmission mechanism 24 is installed between two rails of the first sliding rail 23.

This linking arm 21 downward sloping sets up, be used for fixed swing arm 11 position, compare in the tool changer that does not set up linking arm 21, but this swing arm 11 can swing the angle bigger, overall structure is more firm and do not influence the rotatory activity of disc type blade disc 16, first slide rail 23 that sets up under this portal bridge 22 is used for fixed slide 31 position, prevent to produce slope and skew at removal in-process slide 31, set up in X axle transport mechanism 24 between two tracks of first slide rail 23 and be used for promoting slide 31 and carry out reciprocating motion, and portal bridge 22 has played the supporting role, thereby realize constantly transporting the function of sword claw 17.

Referring to FIG. 5, FIG. 5 is a schematic view of a tool magazine configuration in some embodiments of the present application;

a bearing 14 is fixed on the connecting arm 21, a transmission shaft 13 is nested in the bearing 14, one end of the transmission shaft 13 is fixedly connected with the swing arm 11, and the other end of the transmission shaft 13 is provided with the cylinder 12.

The fixing structure can drive the swing arm 11 to rotate along an arc line through the connection of one end of the bearing 14 and the movable end of the air cylinder 12 under the condition that the connecting arm 21 is at a fixed position, so that the function of quickly changing the tool is realized.

Referring to fig. 6, fig. 6 is a schematic view of a drive shaft structure in some embodiments of the present application.

The bearing 14 is a tapered roller bearing.

The tapered roller bearing belongs to a separation type bearing, and is a radial thrust type rolling bearing with a tapered roller as a rolling body, which is mainly used for bearing radial and axial combined loads mainly based on radial loads.

Referring again to fig. 1-6, fig. 1 is a schematic diagram of a swing arm type tool changer according to some embodiments of the present disclosure; FIG. 2 is a schematic front view of a swing arm tool changer according to some embodiments of the present application; FIG. 3 is a schematic diagram of a tool changer and disc cutter position configuration in some embodiments of the present application; FIG. 4 is a schematic bottom view of a swing arm tool changer according to some embodiments of the present application; FIG. 5 is a schematic illustration of a tool magazine configuration in some embodiments of the present application; fig. 6 is a schematic view of a drive shaft structure in some embodiments of the present application.

When the tool changer starts to operate, the air cylinder 12 is started, the movable end retracts to drive the swing arm 11 to be straightened, the connecting arm 21 and the swing arm 11 are positioned on the same straight line, the tool claw 15 is loaded on the disc type cutter head 16 which is rotatably connected to the swing arm 11, after the loading is finished, the air cylinder 12 is started again to push out the movable end to drive the swing arm 11 to rotate by taking the transmission shaft 14 as a circle center, until one tool claw 17 is transversely parallel to the X axis, the Z-axis conveying mechanism 33 pushes the machine head casting 34 to slide along the second sliding rail 32 to drive the main shaft 35 fixed on one side of the machine head casting 34 to move, the main shaft 35 is accurately inserted into the inner ring of the tool claw 17 to grasp the tool claw, the tool claw 17 is detached from the disc type cutter head 16, then the X-axis conveying mechanism 24 drives the sliding seat 31 to slide along the first sliding rail 23 to move to the other side of the portal 2 to convey the tool claw 17 to the next procedure, after the tool claw 17 is conveyed, the Z-axis conveying mechanism 33 drives the machine head casting 34 to retract along the second sliding rail 32, the tool head 31 moves to one side of the swing arm 11, at this time, the machine 15 drives the next sliding seat to rotate to grasp a new tool claw 17, and the new tool claw 17 to repeatedly grasp the tool claw 17, thereby realizing the operation.

X-axis transmission structure and Z-axis transmission structure: the X-axis transmission mechanism and the Z-axis transmission mechanism both comprise a servo motor and a lead screw, and the servo motor of the X-axis transmission mechanism is started to drive the sliding seat to move along the lead screw; and a servo motor of the Z-axis conveying mechanism is started to drive the machine head casting to move along the lead screw.

Tapered roller bearing: the tapered roller bearing belongs to a separation type bearing, and refers to a radial thrust type rolling bearing with tapered rollers as rolling bodies, and the rolling bearing has a small taper angle and a large taper angle. The small taper angle mainly bears radial and axial combined loads which mainly comprise radial loads, the small taper angle is frequently used in a double way and is reversely installed, the inner and outer seat rings can be respectively installed, and radial and axial clearances can be adjusted in installation and use; the large taper angle mainly bears axial and radial combined loads mainly based on axial loads, generally does not bear pure axial loads independently, can bear pure radial loads when in paired arrangement (ends with the same name are oppositely arranged), and the bearings are divided into single-row, double-row and four-row tapered roller bearings and other different structural types according to the number of rows of the mounted rollers. The tapered roller bearing is mainly used for bearing radial and axial combined loads which mainly comprise radial loads, compared with an angular contact ball bearing, the tapered roller bearing is high in bearing capacity and low in limit rotating speed, can bear axial loads in one direction, and can limit axial displacement of a shaft or a shell in one direction.

It is to be understood that the embodiments disclosed herein are not limited to the particular process steps or materials disclosed herein, but rather, are extended to equivalents thereof as would be understood by those of ordinary skill in the relevant art. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only, and is not intended to be limiting.

Reference in the specification to "an embodiment" means that a particular feature, or characteristic described in connection with the embodiment is included in at least one embodiment of the application. Thus, the appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.

Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, amounts, etc., to provide a thorough understanding of embodiments of the present application. One skilled in the relevant art will recognize, however, that the application can be practiced without one or more of the specific details, or with other methods, components, materials, etc.

Claims (8)

1. A swing arm type tool changer is characterized by comprising

A swing arm structure (1);

one end of the tool magazine bracket (2) is hinged with the swing arm structure (1);

the tool changer (3) is connected below the tool changer bracket (2) in a sliding manner;

this swing arm structure (1) includes swing arm (11), cylinder (12), blade disc motor (15), disc type blade disc (16) and sword claw (17), this tool magazine support (2) are articulated with this swing arm (11) one end, this swing arm (11) other end rotates and is connected with this disc type blade disc (16), this blade disc motor (15) are connected with this disc type blade disc (16) transmission, the annular is provided with a plurality of sword claws (17) on this disc type blade disc (16), this cylinder (12) stiff end is articulated with this tool magazine support (2).

2. The swing arm type tool changer according to claim 1, wherein the tool magazine support (2) comprises a connecting arm (21), a door bridge (22), a first slide rail (23) and an X-axis transmission mechanism (24), the connecting arm (21) is fixed at one end of the door bridge (22), the connecting arm (21) is hinged with the swing arm (11), the first slide rail (23) is arranged below the door bridge (22) along the X-axis direction, and the X-axis transmission mechanism (24) is arranged between two rails of the first slide rail (23).

3. The swing arm type tool changer according to claim 2, wherein the tool changer (3) comprises a slide (31), a second slide rail (32), a Z-axis transmission mechanism (33) and a machine head casting (34), the slide (31) is screwed on a lead screw of the X-axis transmission mechanism (24), the upper side of the slide (31) is connected with the first slide rail (23) in a sliding manner, the second slide rail (32) is arranged on the lower side of the slide (31), the Z-axis transmission mechanism (33) is arranged between two rails of the second slide rail (32), the machine head casting (34) is screwed on a lead screw of the Z-axis transmission mechanism (33), the machine head casting (34) is connected with the slide (31) in a sliding manner through the second slide rail (32), and a main shaft (35) is arranged at one end of the machine head casting (34).

4. The oscillating arm tool changer according to claim 2, characterized in that the connecting arm (21) is fixed with a bearing (14), the bearing (14) is connected with a transmission shaft (13) in a nested manner, one end of the transmission shaft (13) is fixedly connected with the oscillating arm (11), and the other end of the transmission shaft (13) is provided with the cylinder (12).

5. A tool changer of oscillating arm type according to claim 3, characterized in that the outer ring of the spindle (35) is dimensioned to fit the inner ring of the jaw (17).

6. The tool changer of claim 3, characterized in that the gripper (17) is parallel to the X-axis when turned to the spindle (35).

7. The tool changer of claim 3, characterized in that the slide (31) has recesses on the opposite side of the head casting (34), both recesses being adapted to the Z-axis transport (33).

8. Swing arm tool changer according to claim 4, characterized in that the bearing (14) is a tapered roller bearing.

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