Automatic broach feeding and discharging device of broach assembly

Abstract

The utility model relates to the technical field of mortise broaching machines, and provides an automatic broaching tool assembly feeding and discharging device which comprises a rack, a broaching tool magazine and a guide rail truss, the broaching tool magazine and the guide rail truss are arranged on the rack, a broaching tool storage station used for storing a broaching tool assembly is arranged on the broaching tool magazine, and a broaching tool feeding and discharging execution station is arranged on one side of the end of the guide rail truss; the upper and lower cutter executing mechanism is arranged on the moving driving mechanism in a lifting manner and can rotate around the vertical axis, and the moving driving mechanism is movably mounted on the guide rail truss; the driving mechanism can move on the guide rail truss so as to drive the upper and lower cutter execution mechanism to the broach storage station and the upper and lower cutter execution station; the broach assembly stored on the broach storage station can be extracted and fixed through the broach up-and-down executing mechanism, after the broach assembly is moved to the broach up-and-down executing station through the moving driving mechanism, broach up-and-down operation is conducted on the broach assembly, and the device improves the convenience and efficiency of broach up-and-down.

Description

TECHNICAL FIELD

[0001] The present application relates to the mortise slot broaching machine technical field, more particularly, to a broach assembly automatic tool changing device. BACKGROUND

[0002] In the aviation industry, the turbine disk in the aero-engine is one of the most critical parts, which works in high speed and high temperature environment for a long time. The turbine disk is cut by mortise slot broaching machine. The turbine disk has special material and difficult processing, and the cutting machinability is very poor. The turbine disk has high surface roughness and high indexing accuracy. In the prior art, the broach assembly (including broach box and broach) is used for tool changing operation. The tool changing operation includes tool mounting and tool unmounting. The tool mounting means mounting the broach assembly to the machine tool (broaching machine) for cutting operation, and the tool unmounting means unmounting (removing) the broach assembly from the machine tool. The tool changing operation is manually performed by workers, which is time-consuming and laborious, and the operation is inconvenient and the tool changing efficiency is low. CONTENT OF THE UTILITY MODEL

[0003] Therefore, the present application provides a broach assembly automatic tool changing device to solve the technical problem of time-consuming and laborious tool changing operation and low efficiency in the turbine disk mortise slot machining process.

[0004] The present application provides a broach assembly automatic tool changing device, which comprises:

[0005] A rack, a broach magazine arranged on the rack, and a guide rail truss. The broach magazine has a broach storage station for storing a broach assembly. The guide rail truss has an upper and lower tool changing execution station at one side of the end.

[0006] A moving drive mechanism and an upper and lower tool changing execution mechanism. The upper and lower tool changing execution mechanism is arranged on the moving drive mechanism in a lifting and rotating manner around a vertical axis. The moving drive mechanism is movably mounted on the guide rail truss, so as to drive the upper and lower tool changing execution mechanism to the broach storage station and the upper and lower tool changing execution station.

[0007] The upper and lower tool changing execution mechanism can extract and fix the broach assembly stored in the broach storage station, and then move the broach assembly to the upper and lower tool changing execution station by the moving drive mechanism, and perform tool changing operation on the broach assembly.

[0008] Further, the length direction of the drawbar magazine and the length direction of the guide rail truss are both along the horizontal direction and parallel to each other, the drawbar storage station on the drawbar magazine is provided with a drawbar fixing frame, and the drawbar assembly hanging fixing sub is arranged on the drawbar fixing frame.

[0009] Further, the drawbar assembly comprises a drawbar box and a drawbar arranged on the drawbar box, the back of the drawbar box is provided with an insertion hole, the drawbar fixing frame is provided with an insertion column, and the insertion column is inserted into the insertion hole so that the drawbar box is hung and fixed on the drawbar fixing frame.

[0010] Further, the first side of the drawbar box is provided with a first hanging column, the second side opposite to the first side of the drawbar box is provided with a second hanging column, and the up-down tool executing mechanism comprises a lifting mechanism main body seat and first and second hanging plates arranged at intervals and connected to the lifting mechanism main body seat, the first hanging plate is provided with a first hook for hooking the first hanging column, and the second hanging plate is provided with a second hook for hooking the second hanging column.

[0011] Further, the first hook is arranged in multiple vertically, the second hook is arranged in multiple vertically, the number and position of the first hanging column correspond to the number and position of the first hook, and the number and position of the second hanging column correspond to the number and position of the second hook.

[0012] Further, the first hanging plate and the second hanging plate are arranged staggered in the width direction of the lifting mechanism main body seat.

[0013] Further, the first hanging column extends obliquely away from the first side from the first side in a direction forming an angle with the first side, and the second hanging column extends obliquely away from the second side from the second side in a direction forming an angle with the second side.

[0014] Further, the up-down tool executing mechanism comprises a lifting driving device and a rotating driving device, the lifting mechanism main body seat is connected to the rotating driving device, the rotating driving device is arranged rotatably around a vertical axis on the lifting driving device and can drive the lifting mechanism main body seat to rotate the first and second hanging plates around a vertical axis, and the lifting driving device is connected with the moving driving mechanism and the rotating driving device respectively to drive the rotating driving device to move up and down relative to the moving driving mechanism.

[0015] Further, the automatic tool loading and unloading device of the broach assembly comprises a rack arranged on the frame, the length direction of the rack is consistent with the length direction of the guide rail truss, the moving driving mechanism comprises a moving frame, a moving driving motor arranged on the moving frame and a moving driving gear in transmission connection with the output shaft of the moving driving motor, the moving frame is movably arranged on the guide rail truss, the moving driving gear is in mesh with the rack, and the tool loading and unloading mechanism is arranged on the moving frame and can be lifted and rotated around a vertical axis.

[0016] Further, the automatic tool loading and unloading device of the broach assembly comprises a rack arranged on the frame, the length direction of the rack is consistent with the length direction of the guide rail truss, the moving driving mechanism comprises a moving frame, a moving driving motor arranged on the moving frame and a moving driving gear in transmission connection with the output shaft of the moving driving motor, the moving frame is movably arranged on the guide rail truss, the moving driving gear is in mesh with the rack, and the tool loading and unloading mechanism is arranged on the moving frame and can be lifted and rotated around a vertical axis.

[0017] Compared with the prior art, the automatic tool loading and unloading device of the broach assembly can extract and fix the broach assembly stored on the tool loading and unloading station, and then move to the tool loading and unloading station through the moving driving mechanism to perform the tool loading and unloading operation on the broach assembly, the tool loading and unloading station is adjacent to the broaching machining equipment, and the tool loading and unloading mechanism can load the broach assembly to the broaching machine (for tool loading) for wheel disc mortise operation or unload the broach assembly on the broaching machine (for tool unloading) through lifting and rotating, so that the automatic tool loading and unloading operation of the broach assembly can be realized through the actions of the moving driving mechanism and the tool loading and unloading mechanism, manual movement of the broach assembly is not needed for the tool loading and unloading operation, manpower is greatly saved, and the tool loading and unloading efficiency is improved.

[0018] Other advantages of the utility model will be described in the subsequent specific embodiment part. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiments or prior art description will be briefly introduced below, and obviously, the drawings in the following description can only be some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creating labor.

[0020] Figure 1 It is a perspective view of the automatic tool loading and unloading device of the broach assembly of an embodiment of the present application;

[0021] Figure 2 It is a perspective view of the automatic tool loading and unloading device of the broach assembly of an embodiment of the present application; Figure 1 It is an enlarged view of A in the figure;

[0022] Figure 3 It is an enlarged view of B in the figure; Figure 1 It is an enlarged view of B in the figure;

[0023] Figure 4Figure 2 is a partial perspective view of a broach magazine of an automatic broach loading and unloading device of an embodiment of the present application;

[0024] Figure 5 Figure 3 is another perspective view of the automatic broach loading and unloading device of an embodiment of the present application;

[0025] Figure 6 Figure 4 is a perspective view of Figure 5 Figure 5 is an enlarged view of A in Figure 4;

[0026] Figure 7 Figure 6 is yet another perspective view of the automatic broach loading and unloading device of an embodiment of the present application;

[0027] Figure 8 Figure 7 is a perspective view of Figure 7 Figure 8 is an enlarged view of A in Figure 7.

[0028] KEY

[0029] 1 - frame; 2 - broach magazine; 3 - guide rail truss; 4 - broach fixing frame; 5 - straight rack; 6 - inclined block; 41 - insertion post; 100 - broach assembly; 101 - broach magazine; 102 - broach; 103 - insertion hole; 300 - moving drive mechanism; 301 - moving frame; 302 - moving drive motor; 303 - moving drive gear; 400 - broach loading and unloading mechanism; 401 - extraction mechanism main body seat; 402 - first hanging plate; 403 - second hanging plate; 404 - first hook; 405 - second hook; 406 - lifting drive device; 407 - rotating drive device. DETAILED DESCRIPTION

[0030] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the accompanying drawings. The accompanying drawings show one or more embodiments of the present application in order to make the understanding of the technical solutions disclosed by the present application more accurate and thorough. However, it should be understood that the present application can be realized in various different forms and is not limited to the embodiments described below.

[0031] In the drawings of the present application, the same or similar reference numerals correspond to the same or similar components; in the description of the present application, it should be understood that the orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right" are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore the terms describing the positional relationship in the drawings are only used for exemplary illustration and cannot be understood as a limitation on the present application, for those skilled in the art, the specific meanings of the above terms can be understood according to the specific circumstances.

[0032] In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, if "and / or" or "and / or" appears throughout the text, it means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B scheme.

[0033] In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor in the protection scope required by the present application.

[0034] Referring to Figures 1 to 8 The utility model provides a kind of automatic tool changing device of broach assembly, wherein, automatic tool changing device of broach assembly includes:

[0035] Rack 1, broach magazine 2 and guide rail truss 3 are arranged on rack 1, broach magazine 2 has broach storage station for storing broach assembly 100 on it, and the end side of guide rail truss 3 has tool changing execution station, tool changing execution station can be arranged in the position adjacent to broaching processing equipment, for example, broaching machine for implementing wheel disc mortise operation and the like is arranged in the position adjacent to broaching processing equipment;

[0036] Moving drive mechanism 300 and tool changing execution mechanism 400, tool changing execution mechanism 400 is arranged in the lifting and rotation around vertical axis in moving drive mechanism 300, moving drive mechanism 300 is movably installed on guide rail truss 3, so as to be moved on guide rail truss 3 and drive tool changing execution mechanism 400 to the position of broach storage station and the position of tool changing execution station;

[0037] Tool changing execution mechanism 400 can extract and fix broach assembly 100 stored in broach storage station, and after moving to tool changing execution station by moving drive mechanism 300, it carries out tool changing operation to broach assembly 100, and tool changing execution station adjacent to broaching processing equipment can make tool changing execution mechanism 400 load broach assembly 100 to (tool changing) broaching machine for implementing wheel disc mortise operation by lifting and rotating, or unload broach assembly 100 on the broaching machine by lifting and rotating (tool changing).

[0038] The automatic up-down tool device of the broach assembly can extract and fix the broach assembly 100 stored on the broach storage station, and after moving to the up-down tool execution station through the moving driving mechanism 300, the up-down tool execution mechanism 400 can perform up-down tool operation on the broach assembly 100, the up-down tool execution station is adjacent to the broaching machining equipment, the up-down tool execution mechanism 400 can load the broach assembly 100 to the broaching machine (up tool) for performing wheel disc mortise operation through lifting movement and rotation, or unload the broach assembly 100 on the broaching machine (down tool) through lifting movement and rotation, so that the automatic up-down tool operation of the broach assembly can be realized through the action of the moving driving mechanism and the up-down tool execution mechanism, manual movement of the broach assembly is not needed for up-down tool operation, manpower is greatly saved, and the up-down tool efficiency is improved.

[0039] According to the specific embodiment of the present application, the length direction of the broach magazine 2 and the length direction of the guide rail truss 3 are both along the horizontal direction and parallel to each other, the guide rail truss 3 preferably has two, the two guide rail trusses 3 are arranged in parallel and one above the other, all located above the broach magazine 2, the broach storage station on the broach magazine 2 is provided with a broach fixing frame 4, the broach assembly 100 is hung and fixed on the broach fixing frame 4, the broach assembly 100 includes a broach box 101 and a broach 102 provided on the broach box 101, the broach 102 can include various types of blades, such as cylindrical tooth-shaped blades or sheet-shaped blades, etc., the back of the broach box 101 is provided with a plug-in hole 103, the broach fixing frame 4 is provided with a plug column 41, the plug column 41 is inserted into the plug-in hole 103 so that the broach box 101 is hung and fixed on the broach fixing frame 4, the plug-in hole 103 and the plug column 41 are both multiple, and when the broach box 101 is hung and fixed on the broach fixing frame 4, the multiple plug columns 41 are preferably inserted into the corresponding plug-in holes 103 at the same time.

[0040] According to one embodiment of the present application, the first side of the broach box 101 is provided with a first hanging column 106, and the second side opposite to the first side of the broach box 101 is provided with a second hanging column 107, the up-down tool execution mechanism 400 includes a extraction mechanism body seat 401 and a first hanging plate 402 and a second hanging plate 403 connected to the extraction mechanism body seat 401 and arranged at intervals, the first hanging plate 402 is provided with a first hook 404 for hooking the first hanging column 106, and the second hanging plate 403 is provided with a second hook 405 for hooking the second hanging column 107, when the up-down tool execution mechanism 400 extracts the broach assembly 100, the first hook 404 and the second hook 405 are respectively hooked on the first hanging column 106 and the second hanging column 107 on both sides, so as to stably hook the broach assembly 100.

[0041] According to the preferred embodiment of the present application, the first hanging plate 402 and the second hanging plate 403 are arranged staggered with each other in the width direction of the extraction mechanism body seat 401, so that the front and rear arrangement of the first hanging plate 402 and the second hanging plate 403 can better hook the broach box 101 and prevent or alleviate the shaking of the broach box 101 during movement.

[0042] According to the preferred embodiment of the present application, the first hooks 404 can be arranged vertically in multiple numbers, the second hooks 405 can be arranged vertically in multiple numbers, the number and position of the first hanging posts 106 correspond to the number and position of the first hooks 404, and the number and position of the second hanging posts 107 correspond to the number and position of the second hooks 405. When the up and down tool executing mechanism 400 extracts the broach assembly 100, the vertically arranged multiple first hooks 404 and the vertically arranged multiple second hooks 405 hook the vertically arranged multiple first hanging posts 106 and the vertically arranged multiple second hanging posts 107 on both sides, respectively, so as to stably hook the broach assembly 100.

[0043] According to the preferred embodiment of the present application, the first hanging post 106 extends obliquely away from the first side surface in a direction forming an angle with the first side surface from the first side surface, and the second hanging post 107 extends obliquely away from the second side surface in a direction forming an angle with the second side surface from the second side surface. The oblique design of the first hanging post 106 and the second hanging post 107 can form a good limiting effect when the first hooks 404 and the second hooks 405 are assembled, so as to facilitate the first hooks 404 and the second hooks 405 to more stably hook the broach assembly 100.

[0044] According to the specific embodiment of the present application, the up and down tool executing mechanism 400 includes a lifting driving device 406 (such as a hydraulic cylinder, an air cylinder, etc.) and a rotating driving device 407 (such as a rotating driving motor, etc.), the extraction mechanism body seat 401 is connected to the rotating driving device 407, the rotating driving device 407 is rotatably arranged about a vertical axis on the lifting driving device 406 and can drive the extraction mechanism body seat 401 to rotate about the vertical axis to drive the first hanging plate 402 and the second hanging plate 403 to rotate about the vertical axis, and the lifting driving device 406 is connected to the moving driving mechanism 300 and the rotating driving device 407, respectively, so as to drive the rotating driving device 407 to move up and down relative to the moving driving mechanism 300.

[0045] When the broach assembly 100 on the broach holder 4 needs to be taken out, the first hook 404 and the second hook 405 of the up-and-down tool executing mechanism 400 can be respectively hooked on the first hooking column 106 and the second hooking column 107 by the movement (elevation, rotation and lateral movement along the rail truss 3, etc.) of the up-and-down tool executing mechanism 400, so as to extract the broach assembly 100, and then the up-and-down tool executing mechanism 400 is moved along the rail truss 3 and rotated around the vertical axis by the movement driving mechanism 300, so as to gradually make the inserting column 41 leave the inserting hole 103, until the broach assembly 100 is completely separated from the broach holder 4, and then the movement driving mechanism 300 drives the up-and-down tool executing mechanism 400 to move along the rail truss 3 to the up-and-down tool executing station, and then the up-and-down tool executing mechanism 400 can load the broach assembly 100 to the broaching machine (up tool) for performing the wheel disc tenon groove work by the elevation movement and rotation, or unload the broach assembly 100 on the broaching machine (down tool) by the elevation movement and rotation.

[0046] Referring to Figure 7 and Figure 8 , according to an embodiment of the present application, the broach assembly automatic up-and-down tool device comprises a rack 5 arranged on the rack 1, the length direction of the rack 5 is consistent with the length direction of the rail truss 3, the movement driving mechanism 300 comprises a movement frame 301, a movement driving motor 302 arranged on the movement frame 301 and a movement driving gear 303 in transmission connection with the output shaft of the movement driving motor 302, the movement frame 301 is movably arranged on the rail truss 3, the lifting driving device 406 is detachably connected to the movement frame 301, the movement driving gear 303 is in mesh with the rack 5, and the up-and-down tool executing mechanism 400 is arranged on the movement frame 301 and can be lifted and rotated around the vertical axis, specifically, the lifting driving device 406 is arranged on the movement frame 301, when the movement driving motor 302 operates, the movement driving gear 303 rotates, so as to move along the rack 5, thus the movement frame 301 can move along the rail truss 3, of course, the movement mode of the movement frame 301 is not limited to the gear and rack cooperation mentioned in the embodiment, and can also be realized by arranging the electric rail truss 3 and the like.

[0047] According to a specific embodiment of the present application, the broach assembly automatic up-and-down tool device comprises a general control unit (such as a computer and the like), the movement driving motor 302, the lifting driving device 406 and the rotating driving device 407 are in signal connection with the general control unit, so as to control the automatic operation of the movement driving motor 302, the lifting driving device 406 and the rotating driving device 407 by the general control unit.

[0048] It should be noted that the above examples only express the preferred embodiments of the present application, and the description is more specific and detailed, but it should not be understood as a limitation of the present application. It should be noted that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, such as the combination of different features in each embodiment, etc., which should belong to the protection scope of the present application.

Claims

1. An automatic tool setting device for a broach assembly, comprising: The automatic tool changing device of the broach assembly comprises: a rack, a broach magazine arranged on the rack and a guide rail truss, the broach magazine is provided with broach storage stations for storing broach assemblies, and the end of the guide rail truss is provided with a tool changing execution station; a moving driving mechanism and a tool changing execution mechanism, the tool changing execution mechanism is arranged on the moving driving mechanism in a lifting and rotating manner around a vertical axis, and the moving driving mechanism is movably arranged on the guide rail truss to drive the tool changing execution mechanism to the broach storage stations and the tool changing execution station; the tool changing execution mechanism can extract and fix the broach assembly stored in the broach storage station, and then move to the tool changing execution station through the moving driving mechanism to perform the tool changing operation.

2. The automatic tool setting device for a broach assembly according to claim 1, wherein The length direction of the broach magazine and the length direction of the guide rail truss are both along the horizontal direction and parallel to each other, the broach storage stations on the broach magazine are provided with broach fixing frames, and the broach assembly hanging fixing part is arranged on the broach fixing frame.

3. The automatic tool setting device for a broach assembly according to claim 2, wherein The broach assembly comprises a broach box and a broach arranged on the broach box, the back of the broach box is provided with an insertion hole, the broach fixing frame is provided with an insertion column, and the insertion column is inserted into the insertion hole to fix the broach box on the broach fixing frame.

4. The automatic tool setting device for a broach assembly according to claim 3, wherein A first hanging column is arranged on the first side of the broach box, a second hanging column is arranged on the second side of the broach box opposite to the first side, the tool changing execution mechanism comprises a extraction mechanism main body seat, and a first hanging plate and a second hanging plate arranged at intervals on the extraction mechanism main body seat, the first hanging plate is provided with a first hook for hooking the first hanging column, and the second hanging plate is provided with a second hook for hooking the second hanging column.

5. The automatic broach assembly up and down device according to claim 4, wherein A plurality of first hooks are arranged in a vertical direction, a plurality of second hooks are arranged in a vertical direction, the number and position of the first hanging column correspond to the number and position of the first hook, and the number and position of the second hanging column correspond to the number and position of the second hook.

6. The automatic tool setting and unsetting device for a broach assembly as set forth in claim 4, wherein The first hanging plate and the second hanging plate are arranged at intervals in the width direction of the extraction mechanism main body seat.

7. The automatic tool setting and tool changing device for a broach assembly according to claim 4, wherein The first hanging column extends obliquely away from the first side in a direction forming an angle with the first side, and the second hanging column extends obliquely away from the second side in a direction forming an angle with the second side.

8. The automatic tool setting and unsetting device for a broach assembly as set forth in claim 4, wherein The tool changing execution mechanism comprises a lifting driving device and a rotating driving device, the extraction mechanism main body seat is connected to the rotating driving device, the rotating driving device is arranged on the lifting driving device in a rotating manner around a vertical axis and can drive the extraction mechanism main body seat to rotate around the vertical axis, and the lifting driving device is connected to the moving driving mechanism and the rotating driving device respectively to drive the rotating driving device to move up and down relative to the moving driving mechanism.

9. The automatic tool setting and unsetting device for a broach assembly according to claim 8, wherein The automatic tool up-and-down device of the broach assembly comprises a rack arranged on the rack, the length direction of the rack is consistent with the length direction of the guide rail truss, the moving driving mechanism comprises a moving frame, a moving driving motor arranged on the moving frame and a moving driving gear in transmission connection with the output shaft of the moving driving motor, the moving frame is movably arranged on the guide rail truss, the moving driving gear is in engagement with the rack, and the tool up-and-down execution mechanism is arranged on the moving frame in a manner that it can be lifted and rotated around a vertical axis.

10. The automatic tool setting device for a broach assembly according to claim 9, wherein The automatic tool up-and-down device of the broach assembly comprises a general control unit, the moving driving motor, the lifting driving device and the rotating driving device are all in signal connection with the general control unit.

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