CN219403229U - End cutting tool for conical part - Google Patents

Abstract

The utility model relates to a conical part end cutting tool which comprises a rack, wherein the table top of the rack is provided with: the profiling rotary table is matched with the workpiece to be processed in shape and is sleeved with the workpiece to be processed for loading, is arranged in a suspending manner and can rotate by taking the center of the rotary table as the center under the driving of the driving device; and the cutter assembly is arranged on one side of the profiling rotary table, and respectively comprises a first cutter and a second cutter which are respectively corresponding to the large end and the small end of the workpiece to be processed, and in a processing state, the first cutter cuts the large end of the workpiece to be processed and the second cutter synchronously cuts the small end of the workpiece to be processed. The utility model realizes the stable loading of the workpiece to be processed by arranging the profiling rotary table, can ensure that the loaded workpiece to be processed stably rotates, and synchronously cuts the large end and the small end of the workpiece to be processed by the first cutter and the second cutter in cooperation with the rotation of the workpiece to be processed, thereby simplifying the operation steps and improving the end cutting efficiency of the workpiece.

Description

End cutting tool for conical part

Technical Field

The utility model relates to the field of workpiece machining, in particular to a conical part end cutting tool.

Background

The existing processing technology of the conical part mainly comprises three kinds of stretching technology, necking technology and common spinning stretching technology, wherein the stretching technology and the necking technology have the problems of longer working procedures, more modulus opening quantity and the like, so that the conical part is processed by adopting the common spinning stretching technology at present. For example, chinese patent application No. CN201810299710.7 (publication No. CN108515318 a), chinese patent application No. ZL201220358148.9 (grant notice No. CN 202877909U). The spinning is followed by cutting off the excess material at the large end and the small end of the workpiece, and in the prior art, the process steps of cutting off the large end firstly, then taking off the workpiece and cutting off the small end after turning around are generally adopted, so that the operation is troublesome, the working procedure is increased, the time for clamping the workpiece is prolonged, and the processing efficiency is affected.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a conical part end cutting tool which is stable in workpiece loading, convenient to operate and high in machining efficiency and aims to solve the technical problem of the prior art.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a toper piece cuts end frock, includes the frame, its characterized in that, be provided with on the mesa of frame:

the profiling rotary table is matched with the workpiece to be processed in shape and is sleeved with the workpiece to be processed for loading, is arranged in a suspending manner and can rotate by taking the center of the rotary table as the center under the driving of the driving device; and

the cutter assembly is arranged on one side of the profiling rotary table and comprises a first cutter and a second cutter which are respectively corresponding to the large end and the small end of the workpiece to be processed, and in a processing state, the first cutter cuts the large end of the workpiece to be processed and the second cutter synchronously cuts the small end of the workpiece to be processed.

Further, the feeding assembly comprises a feeding frame, a feeding cylinder and a feeding sliding plate which are fixed on the table top of the machine frame, the cutter assembly is arranged between the feeding frame and the profiling rotating table, the cutter assembly also comprises a cutter shaft which is arranged in parallel with the central shaft of the profiling rotating table, the first cutter and the second cutter are respectively arranged at two ends of the cutter shaft, the outer sleeve of the cutter shaft is connected with a first shaft sleeve,

the feeding frame is provided with a feeding sliding groove extending along the direction perpendicular to the setting direction of the profiling rotating table, the feeding sliding plate is embedded in the feeding sliding groove and can move back and forth along the feeding sliding groove, the feeding cylinder is horizontally arranged on the feeding frame, the piston rod of the feeding cylinder is fixed with the first end of the feeding sliding plate, and the second end of the feeding sliding plate is fixed with the first shaft sleeve. Thus, the feeding cylinder drives the feeding slide plate to move towards the profiling rotating table so as to drive the first cutter and the second cutter on the cutter shaft to synchronously feed towards the profiling rotating table.

Further, the first cutter and the second cutter are both disc-shaped, and the cutter shaft extends along the central axis direction of each cutter. Thereby enabling the first cutter and the second cutter to be stably mounted at both ends of the cutter shaft.

Further, the feeding frame is a door-shaped frame, the top of the feeding frame is hollowed to form the feeding chute, the feeding cylinder is arranged on the inner top surface of the feeding frame, the first end of the feeding slide plate is fixed with a limiting plate, and the limiting plate is abutted against the corresponding end surface of the feeding chute in the processing state of the first cutter and the second cutter. Therefore, the feeding chute structure can be well formed, and in addition, each cutter can always keep in contact with the corresponding end of the workpiece in a processing state, so that the corresponding end of the workpiece can be cut more stably.

Further, still include the liftout subassembly, this liftout subassembly includes the liftout frame of level fixing on the mesa of above-mentioned frame, liftout cylinder and columniform ejector pin, above-mentioned liftout cylinder is installed on this liftout frame, above-mentioned ejector pin level sets up, and the one end of this ejector pin is fixed with the piston rod of above-mentioned liftout cylinder, and the terminal surface of the other end constitutes the face of holding, the center department of this face of holding is protruding along the horizontal direction is equipped with the connecting axle, and the shaft hole that supplies this connecting axle to insert even is offered to the little terminal surface of above-mentioned profile modeling revolving stage, under the work piece loading state of waiting to process, above-mentioned connecting axle passes the hole of work piece tip and inserts in above-mentioned shaft hole, and above-mentioned face of holding offsets with the terminal surface of work piece. Therefore, the workpiece can be more stably loaded on the profiling turntable, the workpiece is prevented from shifting relative to the profiling turntable in the processing process, and the cutters can be used for cutting the end part of the workpiece more accurately.

Further, the material ejection frame is a gate-shaped frame arranged along the setting direction of the profiling rotating table, the material ejection cylinder is arranged on the outer side surface of one side of the material ejection frame, which is far away from the profiling rotating table, and the outer side surface of one side of the material ejection frame, which is close to the profiling rotating table, is provided with a horizontally extending guide sleeve, and the ejector rod is arranged in the guide sleeve in a penetrating manner and can move back and forth along the guide sleeve. So that the ejector rod can be stably moved to realize the holding or separating of the workpiece.

Further, the profiling rotary table comprises a discharging assembly, wherein a main shaft is fixed on the large end face of the profiling rotary table along the direction of the central axis, the discharging assembly comprises a discharging plate sleeved on the main shaft, and the discharging plate can move back and forth along the main shaft to push the large end of a workpiece loaded on the profiling rotary table. When the machining is finished, the machined workpiece is propped up by the stripper plate, so that the workpiece is separated from the profiling turntable, and further, the unloading is realized.

Further, the stripper plate is disc-shaped in appearance, the radius of the stripper plate is larger than the radius of the large end of the workpiece, a central hole is formed in the center of the stripper plate and is sleeved on the main shaft through the central hole, the hole edge of the central hole extends outwards axially to form a limiting ring protruding on one side surface of the stripper plate, and the radius of the limiting ring is matched with the port of the large end of the workpiece and can be clamped into the port. Therefore, the stripper plate can better push the workpiece, and the machined workpiece can be better discharged.

Further, the unloading assembly further comprises an unloading guide rail and an unloading guide frame which are fixed on the table top of the frame, wherein the unloading guide rail is arranged below the unloading guide rail along the central shaft direction of the profiling rotary table, the unloading guide frame is an inverted gate-shaped frame, a cross beam of the unloading guide frame is embedded in the unloading guide rail and can slide back and forth along the unloading guide rail, a vertical beam at one end of the unloading guide frame is detachably connected with the unloading plate, and a guide plate is vertically arranged at the other end of the unloading guide frame, penetrates through the ejector rod through a guide hole on the guide plate and can move back and forth along the ejector rod. Therefore, the stripper plate can move more stably relative to the main shaft to better realize unloading of the workpiece.

Further, a stand is fixed on the table top of the frame, the main shaft of the profiling rotary table is arranged on the stand in a penetrating way, a first belt pulley is arranged on the main shaft, the driving device is a motor, a second belt pulley is arranged on the output shaft of the motor, and the second belt pulley is linked with the first belt pulley through a transmission belt. Thus, the motor can drive the main shaft through the driving belt and the belt pulleys in a rotating state.

Compared with the prior art, the utility model has the advantages that: the utility model realizes the stable loading of the workpiece to be processed by arranging the profiling rotary table, can ensure that the loaded workpiece to be processed stably rotates, and synchronously cuts the large end and the small end of the workpiece to be processed by the first cutter and the second cutter in cooperation with the rotation of the workpiece to be processed, thereby simplifying the operation steps and improving the end cutting efficiency of the workpiece.

Drawings

FIG. 1 is a schematic structural diagram of a taper cutting tool in an embodiment of the utility model;

FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 3 is a schematic view of the structure of FIG. 1 in yet another direction;

FIG. 4 is a cross-sectional view of a cone cutting tool according to an embodiment of the present utility model;

fig. 5 is a cross-sectional view of another direction of the taper end cutting tool in an embodiment of the utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for purposes of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and because the disclosed embodiments of the present utility model may be arranged in different orientations, these directional terms are merely for illustration and should not be construed as limitations, such as "upper", "lower" are not necessarily limited to orientations opposite or coincident with the direction of gravity. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly.

As shown in fig. 1 to 5, a taper part cutting end tool is provided, a small end of the taper part (to-be-processed workpiece 10) is sealed and provided with a hole 101, in this embodiment, the taper part is specifically an integrated kitchen product water vapor funnel, the material is 1060O-state pure aluminum, the relative height is 245.75/67.5=3.6 > 0.8, the taper part belongs to a deep taper thin wall part with equal wall thickness, the half taper angle is α=6 °, the wall thickness t=1.5±0.05mm, the part precision requirement is high, and the scratch depth of the surface is less than 0.1mm.

Further, the taper piece cutting end tool comprises a machine frame 1, wherein a profiling rotary table 2 and a cutter assembly 3 are arranged on the table top of the machine frame 1. The profiling rotary table 2 is matched with the workpiece 10 to be processed in shape and is sleeved with the workpiece 10 to be processed, is suspended and can rotate around the center thereof under the driving of the driving device 81. The cutter assembly 3 is disposed at one side of the profiling turret 2, and includes a first cutter 31 and a second cutter 32 corresponding to the size ends of the workpiece 10 to be processed, respectively. In the processing state, the first cutter 31 cuts the large end of the workpiece 10 to be processed and the second cutter 32 cuts the small end of the workpiece 10 to be processed simultaneously. Therefore, the utility model realizes the stable loading of the workpiece 10 to be processed by arranging the profiling rotary table 2, can stably rotate the loaded workpiece 10 to be processed, and synchronously cuts the large end and the small end of the workpiece 10 to be processed by the first cutter 31 and the second cutter 32 in coordination with the rotation of the workpiece 10 to be processed, thereby simplifying the operation steps and improving the end cutting efficiency of the workpiece 10.

Further, the feeding assembly 4 is arranged at one side of the profiling rotating platform 2, and the feeding assembly 4 comprises a feeding frame 41, a feeding air cylinder 42 and a feeding sliding plate 43 which are fixed on the table surface of the frame 1. The cutter assembly 3 is disposed between the feeding frame 41 and the profiling turntable 2, the cutter assembly 3 further includes a cutter shaft 33 disposed parallel to the central axis of the profiling turntable 2, the first cutter 31 and the second cutter 32 are respectively mounted at two ends of the cutter shaft 33, and a first shaft sleeve 34 is sleeved on the cutter shaft 33. The feed frame 41 has a feed slide 411 extending in a direction perpendicular to the installation direction of the profiling turret 2, the feed slide 43 is fitted in the feed slide 411 and can move back and forth along the feed slide 411, the feed cylinder 42 is horizontally mounted on the feed frame 41, a piston rod of the feed cylinder 42 is fixed to a first end of the feed slide 43, and a second end of the feed slide 43 is fixed to the first boss 34. Thus, the feeding cylinder 42 drives the feeding slide plate 43 to move towards the profiling turntable 2 to drive the first cutter 31 and the second cutter 32 on the cutter shaft 33 to synchronously feed towards the profiling turntable 2. Preferably, in the present embodiment, the first cutter 31 and the second cutter 32 are both disc-shaped, and the cutter shaft 33 extends along the central axis direction of each cutter, so that the first cutter 31 and the second cutter 32 can be stably mounted at both ends of the cutter shaft 33.

Further, the feeding frame 41 is a door-shaped frame, the top of the feeding frame 41 is hollowed out to form the feeding chute 411, the feeding cylinder 42 is mounted on the inner top surface of the feeding frame 41, the first end of the feeding slide plate 43 is fixed with a limiting plate 431, and the limiting plate 431 is abutted against the corresponding end surface of the feeding chute 411 in the processing state of the first cutter 31 and the second cutter 32. The structure of the feed chute 411 can be formed well, and each cutter can always keep contact with the corresponding end of the workpiece 10 in the processing state, so that the corresponding end of the workpiece 10 can be cut more smoothly.

Still further, the apparatus further comprises a material ejection assembly 5, the material ejection assembly 5 comprises a material ejection frame 51 horizontally fixed on the table top of the frame 1, a material ejection cylinder 52 and a cylindrical ejector rod 53, the material ejection cylinder 52 is installed on the material ejection frame 51, the ejector rod 53 is horizontally arranged, one end of the ejector rod 53 is fixed with a piston rod of the material ejection cylinder 52, the end face of the other end forms a supporting surface 530, a connecting shaft 531 is convexly arranged at the center of the supporting surface 530 along the horizontal direction, a shaft hole 21 for inserting the connecting shaft 531 is formed on the small end face of the profiling rotary table 2, the connecting shaft 531 penetrates through a hole 101 at the small end of a workpiece 10 to be processed and is inserted into the shaft hole 21 in a loading state of the workpiece 10, and the supporting surface 530 is propped against the end face of the workpiece 10. Therefore, the workpiece 10 can be more stably loaded on the profiling turntable 2, the workpiece 10 is prevented from shifting relative to the profiling turntable 2 in the processing process, and each cutter can more accurately cut the end part of the workpiece 10.

Specifically, in this embodiment, the ejector rack 51 is a gate-shaped rack disposed along the direction in which the profiling turntable 2 is disposed, the ejector cylinder 52 is mounted on an outer side surface of the ejector rack 51 on a side far away from the profiling turntable 2, and a horizontally extending guide sleeve 54 is mounted on an outer side surface of the ejector rack 51 on a side adjacent to the profiling turntable 2, and the ejector rod 53 is inserted into the guide sleeve 54 and can move back and forth along the guide sleeve 54, so that the ejector rod 53 can move smoothly to realize the ejection or separation of the workpiece 10.

In addition, the device also comprises a discharging assembly 6, the main shaft 20 is fixed on the large end surface of the profiling rotating table 2 along the central direction of the main shaft, the discharging assembly 6 comprises a discharging plate 61 sleeved on the main shaft 20, and the discharging plate 61 can move back and forth along the main shaft 20 to push the large end of the workpiece 10 loaded on the profiling rotating table 2. When the machining is completed, the workpiece 10 after the machining is propped up by the stripper plate 61, so that the workpiece 10 is separated from the profiling turntable 2, and further the unloading is realized. Specifically, the stripper plate 61 has a disc shape, and the radius of the stripper plate is larger than the radius of the large end of the workpiece 10, a central hole is formed in the center of the stripper plate 61 and is sleeved on the spindle 20 through the central hole, the hole edge of the central hole extends axially outwards to form a limiting ring 611 protruding on one side surface of the stripper plate 61, and the radius of the limiting ring 611 is matched with and can be clamped into a port of the large end of the workpiece 10. So that the stripper plate 61 can better push the workpiece 10, and thus the unloading of the processed workpiece 10 can be better realized. Further, the discharging assembly 6 further comprises a discharging guide rail 62 and a discharging guide frame 63 fixed on the table top of the frame 1, wherein the discharging guide rail 62 is arranged below the discharging guide rail 62 along the central axis direction of the profiling rotary table 2, the discharging guide frame 63 is an inverted door-shaped frame, a cross beam of the discharging guide frame 63 is embedded in the discharging guide rail 62 and can slide back and forth along the discharging guide rail 62, a vertical beam at one end of the discharging guide frame 63 is detachably connected with the discharging plate 61, a guide plate 64 is vertically arranged at the other end of the discharging guide frame 63, and the guide plate 64 is penetrated on the ejector rod 53 through a guide hole on the guide plate and can move back and forth along the ejector rod 53, so that the discharging plate 61 can move more smoothly relative to the main shaft 20 to realize discharging of the workpiece 10 better.

In this embodiment, a stand 7 is fixed to the table top of the frame 1, the main shaft 20 of the profiling turntable 2 is inserted through the stand 7, a first pulley 82 is mounted on the main shaft 20, the driving device 81 is a motor, a second pulley 83 is mounted on the output shaft of the motor, and the second pulley 83 is linked with the first pulley 82 through a belt 84. In this way, the drive of the spindle 20 can be achieved by the belt 84 and the pulleys in the rotated state of the motor.

The working process of the utility model is as follows:

in the standby state, the cutter assembly 3 is located away from the profiling turntable 2 and the ejector assembly 5 is in the retracted position. When in operation, the workpiece 10 is firstly placed on the profiling rotary table 2, and the workpiece 10 to be processed is propped against by the material ejection assembly 5. Starting a starting button assembly (not shown), starting the motor to rotate, driving the profiling turntable 2 and the workpiece 10 to rotate through the first belt pulley 82, enabling the feeding air cylinder 42 to act after 1 second delay, and driving the first cutter 31 and the second cutter 32 to perform cutting operation through the feeding sliding plate 43, wherein the feeding depth is limited and locked by the limiting plate 431. After a delay of 1 second, the feeding cylinder 42 acts reversely, and the cutter assembly 3 retreats reversely; after 1 second of delay, the ejector assembly 5 moves reversely and returns to the original position. Finally, the workpiece 10 is removed by discharging through the stripper plate 61, whereupon the spindle 20 stops rotating and the next cycle is entered.

Claims (10)

1. The utility model provides a toper piece cuts end frock, includes frame (1), its characterized in that, be provided with on the mesa of frame (1):

the profiling rotary table (2) is matched with the workpiece (10) to be processed in shape and is sleeved with the workpiece (10) to be processed for loading, is suspended and can rotate by taking the center of the rotary table as the center under the driving of the driving device (81); and

the cutter assembly (3) is arranged on one side of the profiling rotary table (2) and comprises a first cutter (31) and a second cutter (32) which are respectively corresponding to the large end and the small end of the workpiece (10) to be processed, and in a processing state, the first cutter (31) cuts the large end of the workpiece (10) to be processed and the second cutter (32) synchronously cuts the small end of the workpiece (10) to be processed.

2. The taper cutting end tooling according to claim 1, further comprising a feeding assembly (4) disposed at one side of the profiling turret (2), the feeding assembly (4) comprising a feeding frame (41) fixed on a table top of the frame (1), a feeding cylinder (42) and a feeding slide plate (43), the cutter assembly (3) being disposed between the feeding frame (41) and the profiling turret (2), the cutter assembly (3) further comprising a cutter shaft (33) disposed parallel to a central axis of the profiling turret (2), the first cutter (31) and the second cutter (32) being mounted at both ends of the cutter shaft (33), respectively, the cutter shaft (33) being externally sleeved with a first shaft sleeve (34),

the feeding frame (41) is provided with a feeding sliding groove (411) extending along the direction perpendicular to the setting direction of the profiling rotating table (2), the feeding sliding plate (43) is embedded in the feeding sliding groove (411) and can move back and forth along the feeding sliding groove (411), the feeding air cylinder (42) is horizontally arranged on the feeding frame (41), a piston rod of the feeding air cylinder (42) is fixed with a first end of the feeding sliding plate (43), and a second end of the feeding sliding plate (43) is fixed with the first shaft sleeve (34).

3. A cone cutting tool according to claim 2, wherein the first and second cutters (31, 32) each have a disc shape, and the cutter shaft (33) extends in the direction of the central axis of each cutter.

4. The taper end cutting tool according to claim 2, wherein the feeding frame (41) is a gate-shaped frame, the top of the feeding frame (41) is hollowed out to form the feeding chute (411), the feeding cylinder (42) is mounted on the inner top surface of the feeding frame (41), the first end of the feeding slide (43) is fixed with a limiting plate (431), and the limiting plate (431) abuts against the corresponding end surface of the feeding chute (411) in the processing state of the first cutter (31) and the second cutter (32).

5. The taper end cutting tool as defined in any one of claims 1 to 4, further comprising a liftout assembly (5), the liftout assembly (5) comprising a liftout frame (51) horizontally fixed to a table top of the frame (1), a liftout cylinder (52) and a cylindrical ejector pin (53), the liftout cylinder (52) being mounted on the liftout frame (51), the ejector pin (53) being horizontally arranged, one end of the ejector pin (53) being fixed to a piston rod of the liftout cylinder (52) and the end face of the other end constituting a liftout face (530), a connecting shaft (531) being provided in a horizontal direction at a center of the liftout face (530), and a shaft hole (21) for the connecting shaft (531) to be inserted and connected being provided in a small end face of the profiling turntable (2),

in a state where the workpiece (10) to be processed is loaded, the connecting shaft (531) is inserted into the shaft hole (21) through the hole (101) at the small end of the workpiece (10), and the abutment surface (530) abuts against the end surface of the workpiece (10).

6. The cone cutting end tooling according to claim 5, wherein the ejection frame (51) is a gate-shaped frame arranged along the arrangement direction of the profiling rotating table (2), the ejection cylinder (52) is mounted on the outer side surface of the ejection frame (51) far away from the profiling rotating table (2), a horizontally extending guide sleeve (54) is mounted on the outer side surface of the ejection frame (51) near the profiling rotating table (2), and the ejector rod (53) is arranged in the guide sleeve (54) in a penetrating manner and can move back and forth along the guide sleeve (54).

7. The cone end cutting tool according to claim 5, further comprising a discharging assembly (6), wherein a main shaft (20) is fixed to the large end surface of the profiling turntable (2) along the central direction thereof, the discharging assembly (6) comprises a discharging plate (61) sleeved on the main shaft (20), and the discharging plate (61) can move back and forth along the main shaft (20) to push the large end of the workpiece (10) loaded on the profiling turntable (2).

8. The cone end cutting tool according to claim 7, wherein the stripper plate (61) has a disc-like shape with a radius larger than the radius of the large end of the workpiece (10), the stripper plate (61) has a center hole formed at the center thereof and is sleeved on the spindle (20) through the center hole, the hole edge of the center hole extends axially outwards to form a limit ring (611) protruding on one side surface of the stripper plate (61), and the radius of the limit ring (611) is matched with and can be clamped into the port of the large end of the workpiece (10).

9. The cone end cutting tool according to claim 8, wherein the discharging assembly (6) further comprises a discharging guide rail (62) and a discharging guide frame (63) fixed on the table top of the frame (1), the discharging guide rail (62) is arranged below the profiling rotating table (2) along the central axis direction of the profiling rotating table (2), the discharging guide frame (63) is an inverted gate-shaped frame, the cross beam of the discharging guide frame (63) is embedded in the discharging guide rail (62) and can slide back and forth along the discharging guide rail (62), a vertical beam at one end of the discharging guide frame (63) is detachably connected with the discharging plate (61), a guide plate (64) is vertically arranged at the other end, and the guide plate (64) is penetrated on the ejector rod (53) through a guide hole (641) on the guide plate and can move back and forth along the ejector rod (53).

10. The taper end cutting tool as recited in claim 7, characterized in that a stand (7) is further fixed on a table top of the frame (1), a main shaft (20) of the profiling rotary table (2) is arranged on the stand (7) in a penetrating manner, a first belt pulley (82) is arranged on the main shaft (20), the driving device (81) is a motor, a second belt pulley (83) is arranged on an output shaft of the motor, and the second belt pulley (83) is linked with the first belt pulley (82) through a transmission belt (84).