CN214868980U

CN214868980U - Cutter feeding structure for rotary cutting equipment

Info

Publication number: CN214868980U
Application number: CN202121079356.0U
Authority: CN
Inventors: 张宇
Original assignee: SHENZHEN NEW CANGHAI MACHINERY CO Ltd
Current assignee: SHENZHEN NEW CANGHAI MACHINERY CO Ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-11-26
Anticipated expiration: 2031-05-19

Abstract

The application discloses cutter feeding structure for rotary-cut equipment for the realization is installed and is fed of cutter on the rotary-cut blade disc, include: the device comprises a sliding shaft, a sliding seat and a driving mechanism; the sliding shaft is arranged on the sliding seat and can move in the axial direction of the sliding seat under the driving of the driving mechanism; the front end of the sliding shaft is rotatably connected with a hook claw mounting plate, the hook claw mounting plate is provided with a transmission mechanism, the power input side of the transmission mechanism is connected with the hook claw mounting plate, and the power output side of the transmission mechanism is connected with the cutter; a synchronous mechanism is arranged between the hook claw mounting plate and the rotary cutter disc, so that the hook claw mounting plate can synchronously rotate with the rotary cutter disc while approaching or departing from the rotary cutter disc; when the driving mechanism drives the sliding shaft to move in the axial direction of the sliding base, the transmission mechanism can drive the cutter to move based on the turntable.

Description

Cutter feeding structure for rotary cutting equipment

Technical Field

The present disclosure relates to processing apparatuses, and particularly to a cutter feeding structure for a rotary cutting apparatus.

Background

The early stainless steel tube on-line rotary cutting device comprises a plate frame, a bottom plate is fixed on a linear guide rail slide block and is connected with a nut, a base and a motor are arranged on the bottom plate, a main shaft A is a hollow shaft, a pipe penetrates through the main shaft A, the main shaft A penetrates through a hole of the base, one end of the main shaft A is connected with an outer sleeve, the other end of the main shaft A is provided with a belt pulley, and a main shaft B is sleeved on the main shaft A; the outer sleeve is provided with a groove, three groups of cutting assemblies are arranged in the groove, each group of cutting assemblies consists of a radial sliding block embedded in the outer sleeve, a radial supporting roller and a cutting knife which are respectively connected to the top and the side surface of the radial sliding block by a pin shaft, and the three groups of cutting assemblies form a three-cutting knife rotary cutting mode. It has the problems that: when the diameter of a replaced product is reduced, the rotary cutting mode has the problems that cutting blades interfere and collide with each other and a pipe cannot be cut off smoothly; the cutting edge can be damaged, and the product quality is influenced; the damaged cutting knife is replaced, the downtime is increased, the production efficiency is reduced, and the production cost is increased.

For this reason, chinese utility model patent that publication number is CN203459741U provides an online rotary-cut device of nonrust steel pipe, its main cutter feeds knot structure and principle do, feed cylinder stretches out the jar pole, promote the shift fork swing, bearing C and main shaft B end face contact, promote main shaft B along one section distance of axial displacement on hollow main shaft, inclined plane in the main shaft B bulldozes radial backing roll, then reset spring is compressed, cutting assembly and supporting component are inwards shrink simultaneously, the cutting knife compresses tightly tubular product, the shrink is in rotatory limit, until cutting off tubular product, the cylinder returns after accomplishing the action of cutting off, the shift fork, main shaft B resets, reset spring pushes away cutting assembly and supporting component and resets.

Through the utility model discloses a can know through the publication of the utility model, its leading principle is that the cylinder orders about main shaft B at its axial displacement, utilize the inclined plane of main shaft B circle to bulldoze radial backing roll, force radial backing roll in the radial displacement who waits to cut off the pipe, and then drive the cutter and be close to waiting to cut off the pipe, above-mentioned structure still has the drawback, mainly, the inclined plane that utilizes main shaft B inner circle orders about radial backing roll and feeds its feeding stroke and be difficult for designing for the long stroke, and, radial backing roll and main shaft B's inner circle is in relative motion state all the time at the cutting in-process, easily cause wearing and tearing, influence life.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the related art, the present application provides a cutter feeding structure for a rotary cutting apparatus, which has better durability compared to a conventional feeding mechanism, in which a hook mounting plate and a transmission mechanism rotate in synchronization with a rotary cutting cutter head.

In order to solve the technical problem, the technical scheme adopted by the application is as follows:

there is provided a cutter feeding structure for rotary cutting equipment for feeding a cutter mounted on a rotary cutter head, comprising: the device comprises a sliding shaft, a sliding seat and a driving mechanism; the sliding shaft is arranged on the sliding seat and can move in the axial direction of the sliding seat under the driving of the driving mechanism; the front end of the sliding shaft is rotatably connected with a hook claw mounting plate, the hook claw mounting plate is provided with a transmission mechanism, the power input side of the transmission mechanism is connected with the hook claw mounting plate, and the power output side of the transmission mechanism is connected with the cutter; a synchronous mechanism is arranged between the hook claw mounting plate and the rotary cutter disc so that the hook claw mounting plate can synchronously rotate with the rotary cutter disc; when the driving mechanism drives the sliding shaft to move in the axial direction of the sliding base, the transmission mechanism can drive the cutter to move based on the turntable.

Preferably, the sliding shaft is in a hollow cylindrical shape; one side of the sliding seat, which is connected with the sliding shaft, is provided with a sleeve joint part, the outer diameter of the sliding shaft is matched with the sleeve joint part, and the sliding shaft is inserted in the sleeve joint part;

the periphery of slide is equipped with the drive groove of intercommunication cup joint portion, and actuating mechanism passes through the drive groove and is connected with the sliding shaft.

Preferably, the driving mechanism comprises a hinge rod and a power device, one end of the hinge rod is rotatably connected with the preset position of the rotary cutting equipment, the other end of the hinge rod is connected with the output end of the power device, and the power device can drive the hinge rod to swing based on the preset position of the rotary cutting equipment; the hinge rod is provided with a shifting shaft at a preset position, and the shifting shaft penetrates through the driving groove to be connected with the sliding shaft.

Preferably, the power device comprises a motor, a lead screw mounting seat and a nut, the lead screw mounting seat is rotatably connected to the preset position of the rotary cutting device, and the nut is rotatably connected with the free end of the hinge rod, so that the hinge rod is driven to swing based on the preset position of the rotary cutting device by the nut in the process that the lead screw rotates to drive the nut to move.

Preferably, the front end of the sliding shaft is provided with a bearing installation part, the hook claw installation plate comprises a hook claw disc body and a hook claw disc rotating shaft, the hook claw disc rotating shaft is arranged on one side of the hook claw disc body, the hook claw disc rotating shaft is provided with a first through hole penetrating through the hook claw installation plate, and the hook claw disc rotating shaft is pivoted to the bearing installation part through a matching bearing.

Preferably, the cutter comprises a cutter disc and a cutter holder, wherein the cutter holder is movably connected to the rotary cutter disc and can slide in the radial direction of the rotary cutter disc based on the rotary cutter disc; the reverse side of the hook claw mounting plate provided with the hook claw disc rotating shaft is provided with a driving slide block which is in sliding connection with the hook claw mounting plate; the cutter is provided with a driven sliding block, and the driven sliding block can slide in the axial direction of the sliding shaft based on the cutter; the transmission mechanism comprises a connecting rod, a rod body of the connecting rod is rotatably connected to the rotary-cut cutter head, one end of the connecting rod is rotatably connected with the driven sliding block, and the other end of the connecting rod is rotatably connected with the driving sliding block.

Preferably, the connecting rod is L-shaped, a first pivoting part of the connecting rod is arranged at the corner of the connecting rod, and the first pivoting part of the connecting rod is rotatably connected to the rotary cutter head through a matching rotating shaft; the two ends of the connecting rod are respectively provided with a second pivoting part of the connecting rod and a third pivoting part of the connecting rod, the second pivoting part of the connecting rod is pivoted to the driven slide block through a matching rotating shaft, and the third pivoting part of the connecting rod is pivoted to the connecting rod driving slide block; one end of the connecting rod, which is provided with the second pivoting part of the connecting rod, is used as the power output side of the transmission mechanism, and one end of the connecting rod, which is provided with the third pivoting part of the connecting rod, is used as the power input side of the transmission mechanism.

Preferably, the synchronizing mechanism comprises a guide rod and a sliding sleeve, one end of the guide rod is connected with the hook claw mounting plate, and the other end of the guide rod is inserted into the sliding sleeve arranged on the rotary cutter head.

Preferably, the hinge rod comprises a first hinge rod and a second hinge rod, the first hinge rod and the second hinge rod are connected through a cross rod, a screw rod connecting hinge base is arranged on the cross rod, and a nut is rotatably connected with the screw rod connecting hinge base.

Preferably, the tool apron includes an adjusting seat and a sliding seat, the rotary cutter disc is provided with a fixed seat, the sliding seat is slidably disposed on the fixed seat, and the cutter disc is pivoted to the sliding seat; the adjusting seat is connected to the sliding seat in an adjustable mode, the adjusting seat is provided with a driven sliding block, the driven sliding block can move in the axial direction of the sliding shaft based on the adjusting seat, and the connecting rod is pivoted to the driven sliding block.

The technical scheme provided by the application can comprise the following beneficial effects: there is provided a cutter feeding structure for rotary cutting equipment for feeding a cutter mounted on a rotary cutter head, comprising: the device comprises a sliding shaft, a sliding seat and a driving mechanism; the sliding shaft is arranged on the sliding seat and can move in the axial direction of the sliding seat under the driving of the driving mechanism; the front end of the sliding shaft is rotatably connected with a hook claw mounting plate, the hook claw mounting plate is provided with a transmission mechanism, the power input side of the transmission mechanism is connected with the hook claw mounting plate, and the power output side of the transmission mechanism is connected with the cutter; a synchronous mechanism is arranged between the hook claw mounting plate and the rotary cutter disc, so that the hook claw mounting plate can synchronously rotate with the rotary cutter disc while approaching or departing from the rotary cutter disc; when the driving mechanism drives the sliding shaft to move in the axial direction of the sliding base, the transmission mechanism can drive the cutter to move based on the turntable. Collude claw mounting panel and drive mechanism and rotary-cut blade disc synchronous revolution, compare with traditional feed mechanism and have better durability.

Furthermore, according to the technical scheme, the motor and the lead screw are used as driving devices, the lever structure is used as a transmission mechanism, and compared with a traditional feeding mechanism, the feeding mechanism has the advantages of simple structure, small occupied space, large stroke and adjustable stroke; the driving force provided by the driving device is amplified through the lever structure, and compared with the traditional feeding mechanism, the steel pipe with larger wall thickness can be cut; this scheme feed stroke and regulation stroke close unifiedly by motor drive, the steel pipe of cutting different diameters only needs to be adjusted through numerical control system, and traditional rotary-cut equipment, feed stroke generally can only cover steel pipe wall thickness scope, to the steel pipe of different diameters, need manual adjustment cutter, manual adjustment cutter needs carry out the tool setting, consequently the unable multiple diameter steel pipe of adaptation of traditional equipment mixes the condition of line processing, even adapt to through manual adjustment, also consumed a large amount of man-hours, can't satisfy the requirement of modern machining fast switch over.

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 application.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application, as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the application.

Fig. 1 is a schematic view of the overall structure shown in embodiment 1 of the present application.

Fig. 2 is a schematic sectional view of the entire structure shown in embodiment 1 of the present application.

Fig. 3 is a side schematic view of the entire structure shown in embodiment 1 of the present application after hiding the rack.

Fig. 4 is a schematic view 1 of a link installation shown in embodiment 1 of the present application.

Fig. 5 is a schematic view 2 of a link installation shown in embodiment 1 of the present application.

Fig. 6 is a schematic view 3 of a link installation shown in embodiment 1 of the present application.

Fig. 7 is a schematic view of the overall structure of the connecting rod shown in embodiment 1 of the present application.

Fig. 8 is a front partially cut-away schematic view of a cutter assembly shown in embodiment 1 of the present application.

Fig. 9 is a schematic front view of a cutter member shown in embodiment 1 of the present application.

Fig. 10 is a schematic sectional view at C-C in fig. 8, which is shown in embodiment 1 of the present application.

Fig. 11 is a schematic view of the overall structure of the fixing base shown in embodiment 1 of the present application.

Fig. 12 is a schematic view of the entire structure of the sliding seat shown in embodiment 1 of the present application.

Fig. 13 is a schematic view of the entire structure of the adjustment seat shown in embodiment 1 of the present application.

Fig. 14 is a longitudinal sectional view of the cutter assembly shown in embodiment 1 of the present application.

Fig. 15 is a partial part assembly schematic view of a cutter member shown in embodiment 1 of the present application.

Description of the reference numerals

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not 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 connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. 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 comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments.

Example 1

Referring to fig. 1 to 7, a steel tube rotary cutting apparatus includes a frame 101 and a rotary cutting device disposed on a working table of the frame 101, the rotary cutting device includes a rotary cutting base 102 and a main shaft 103 rotatably disposed on the rotary cutting base 102, a rotary cutter disc 104 is mounted at a front end of the main shaft 103, three sets of cutters are uniformly disposed on a circumference of the rotary cutter disc 104, a belt groove 105 is disposed on a periphery of the rotary cutter disc 104, a cutter disc 106 driving device drives the rotary cutter disc 104 to rotate based on the rotary cutting base 102 through a belt, and a cutter feeding structure drives the cutters on the rotary cutter blades to feed to cut a steel tube passing through the main shaft 103 during rotation of the rotary cutter disc 104.

Wherein a cutter feeding structure for rotary cutting equipment comprises: a slide shaft 201, a slide seat 301 and a driving mechanism; the slide base 301 is mounted on the rotary cutting base 102, the slide shaft 201 is disposed on the slide base 301, and the slide shaft 201 can move in the axial direction of the slide base 301 under the driving of the driving mechanism; the front end of the sliding shaft 201 is rotatably connected with a hook claw mounting plate 401, the hook claw mounting plate 401 is provided with a transmission mechanism, the power input side of the transmission mechanism is connected with the hook claw mounting plate 401, and the power output side of the transmission mechanism is connected with a cutter; a synchronous mechanism is arranged between the hook claw mounting plate 401 and the rotary cutter disc 104, so that the hook claw mounting plate 401 can synchronously rotate with the rotary cutter disc 104 while approaching or departing from the rotary cutter disc 104; when the driving mechanism drives the sliding shaft 201 to move in the axial direction of the sliding base 301, the transmission mechanism can drive the cutter to move based on the turntable.

Wherein, the sliding shaft 201 is in a hollow column shape; one side of the sliding seat 301 connected with the sliding shaft 201 is provided with a sleeve joint part 302, the outer diameter of the sliding shaft 201 is matched with the sleeve joint part 302, and the sliding shaft 201 is inserted into the sleeve joint part 302; the outer periphery of the slide base 301 is provided with a driving groove 303 communicating with the socket 302, and the driving mechanism is connected to the slide shaft 201 through the driving groove 303.

Specifically, the driving mechanism comprises a hinge rod and a power device, one end of the hinge rod is rotatably connected with a preset position of the rotary cutting equipment, the other end of the hinge rod is connected with an output end of the power device, and the power device can drive the hinge rod to swing based on the preset position of the rotary cutting equipment; the hinge rod is provided with a shifting shaft 510 at a preset position, and the shifting shaft 510 penetrates through the driving groove 303 to be connected with the sliding shaft 201.

The power device comprises a motor 505, a lead screw 506, a lead screw mounting seat 507 and a nut 508, the lead screw mounting seat 507 is rotatably connected with the power device bracket 503, the power device bracket 503 is configured on the rotary cutting base 102, and the nut 508 is rotatably connected with the free end of the hinge rod, so that the hinge rod is driven to swing based on the preset position of the rotary cutting equipment by the nut 508 in the process that the lead screw 506 rotates to drive the nut 508 to move.

More specifically, the hinge rod includes a first hinge rod 501 and a second hinge rod 502, the first hinge rod 501 and the second hinge rod 502 are connected by a cross rod 504, a screw rod connecting hinge seat 509 is arranged on the cross rod 504, and a nut 508 is rotatably connected with the screw rod connecting hinge seat 509.

The front end of the sliding shaft 201 is provided with a bearing installation part 202, the hook claw installation plate 401 comprises a hook claw disc body 402 and a hook claw disc rotating shaft 403, the hook claw disc rotating shaft 403 is arranged on one side of the hook claw disc body 402, the hook claw disc rotating shaft 403 is provided with a first through hole penetrating through the hook claw installation plate 401, the hook claw disc rotating shaft 403 is pivoted to the bearing installation part 202 through a matching bearing, and the first through hole is used for avoiding the main shaft 103 of the rotary cutting equipment.

Wherein, the tool apron includes adjusting seat 109 and sliding seat 110, the rotary cutter head 104 has fixed seats 108, the sliding seat 110 is disposed in the fixed seats 108 in a sliding manner, the cutter head 106 is pivoted to the sliding seat 110; the adjusting seat 109 is connected to the sliding seat 110 in a position-adjustable manner, the adjusting seat 109 is provided with a driven slider 409, the driven slider 409 can move in the axial direction of the sliding shaft 201 based on the adjusting seat 109, and the connecting rod 408 is pivoted to the driven slider 409; the reverse side of the hook claw mounting plate 401, which is provided with the hook claw disc rotating shaft 403, is provided with a driving slider 406 which is in sliding connection with the hook claw mounting plate 401, specifically, the hook claw mounting plate 401 is provided with a hook claw sliding seat 404, the hook claw sliding seat 404 is provided with a hook claw sliding groove 405, and the driving slider 406 is arranged in the hook claw sliding groove 405 in a sliding manner; the transmission mechanism comprises a connecting rod 408, a rod body of the connecting rod 408 is rotatably connected to the rotary cutter disc 104, one end of the connecting rod 408 is rotatably connected to the cutter holder, and the other end of the connecting rod 408 is rotatably connected to the driving slider 406.

Specifically, the connecting rod 408 is L-shaped, a first connecting rod pivoting portion 410 is disposed at a corner of the connecting rod 408, and the first connecting rod pivoting portion 410 is rotatably connected to the rotary cutter head 104 through a matching rotating shaft, specifically, a connecting rod hinge base 113 is disposed at the back of the fixing base 108, and the first connecting rod pivoting portion 410 is pivotally connected to the connecting rod hinge base 113 through a matching rotating shaft, so that the connecting rod is indirectly pivotally connected to the rotary cutter head 104; the two ends of the connecting rod 408 are respectively provided with a connecting rod second pivoting part 411 and a connecting rod third pivoting part 412, the connecting rod second pivoting part 411 is pivoted on the driven slide block 409 through a matching rotating shaft, and the third pivoting part is pivoted on the connecting rod driving slide block 406; one end of the link 408 having the second pivot portion 411 serves as a power output side of the transmission mechanism, and one end of the link 408 having the third pivot portion 412 serves as a power input side of the transmission mechanism.

In order to realize the synchronous rotation of the hook mounting plate 401 and the rotary cutter head 104, the synchronizing mechanism includes a guide rod 111 and a sliding sleeve 112, one end of the guide rod 111 is connected with the hook mounting plate 401, and the other end of the guide rod 111 is inserted into the sliding sleeve 112 disposed on the rotary cutter head 104.

In the above steel tube rotary cutting apparatus, due to factors such as assembly error or tolerance of the outer diameter dimension of the cutter head, if not adjusted, different cutter heads may contact the workpiece to be cut off in sequence during the feeding process, and therefore an independent adjusting mechanism needs to be designed so that the position of the cutter head can be finely adjusted based on the cutter holder to eliminate the above-mentioned influence.

Referring to fig. 8 to 13, a cutter adjusting structure for rotary cutting apparatus includes: a fixed seat 108, a sliding seat 110 and an adjusting seat 109; the fixed seat 108 is provided with a first sliding groove 1081, the sliding seat 110 is arranged in the first sliding groove 1081, and the sliding seat 110 is provided with a cutter head mounting part 1104 for mounting a cutter head; the sliding seat 110 is provided with a second chute 1101, the adjusting seat 109 is arranged in the second chute 1101, and the adjusting seat 109 is provided with a feeding connecting part 1091 for connecting a feeding structure; the upper end face of the adjusting seat 109 is provided with a first adjusting threaded hole 1092, the upper side wall of the second chute 1101 is provided with a first adjusting hole 1105 corresponding to the adjusting threaded hole, the first adjusting hole 1105 is communicated with the upper end face of the sliding seat, and the upper end face of the sliding seat is provided with a first adjusting screw 601 which passes through the first adjusting hole 1105 and is connected with the first adjusting threaded hole 1092; the upper end surface of the sliding seat 110 is provided with a second adjusting threaded hole 1106 adjacent to the first adjusting hole 1105, the second adjusting threaded hole 1106 penetrates through the upper sidewall of the second sliding chute 1101, a second adjusting screw 602 is disposed in the second adjusting threaded hole 1106, and the second adjusting screw 602 is screwed into the second adjusting threaded hole 1106 and abuts against the upper end surface of the adjusting seat 109.

In order to enable the pretightening force between the adjusting seat 109 and the sliding seat 110 in the process that the first adjusting screw 601 drives the adjusting seat 109 to be away from the second adjusting screw 602 in the adjusting process, a pretightening elastic component is arranged between the upper end surface of the adjusting seat 109 and the sliding seat 110. A pre-tightening spring 605 is configured as a pre-tightening elastic component, and the pre-tightening spring 605 is sleeved on the second adjusting screw 602. Specifically, the second adjustment screw 602 includes a second screw thread portion 603 and a second screw spring portion 604, the diameter of the second screw spring portion 604 is smaller than that of the second screw thread portion 603, the pre-tightening spring 605 is sleeved on the second screw spring portion 604, and the outer diameter of the pre-tightening spring 605 is smaller than the inner diameter of the second adjustment screw hole 1106.

Further, the cross section of the first sliding groove 1081 is T-shaped, and the first sliding groove 1081 includes a first bottom plate 1082, a first side plate 1083 and a first cover plate 1084. In order to adjust the sliding gap between the sliding seat 110 and the first sliding groove 1081, one of the first side plates 1083 has a plurality of gap adjusting threaded holes 1085 along the extending direction of the first sliding groove 1081, and a gap adjusting block 606 is disposed between the first side plate 1083 having the gap adjusting threaded holes 1085 and the sliding seat 110.

The cross-sectional shape of the sliding seat is matched with that of the first sliding groove 1081, one side of the sliding seat, which is in contact with the first bottom plate 1082, is a bottom surface of the sliding seat, one side opposite to the bottom surface of the sliding seat is a top surface of the sliding seat, the second sliding groove 1101 comprises a second through groove 1102 and a second sinking groove 1103, the second through groove 1102 is consistent with the extending direction of the first sliding groove 1081 and is communicated with the top surface of the adjusting seat 109 and the top surface of the adjusting seat 109, and the second sinking groove 1103 is arranged on the bottom surface of the adjusting seat 109.

The first bottom plate 1082 is provided with a first avoiding groove 1086, the first avoiding groove 1086 penetrates through the first bottom plate 1082, and the width of the first avoiding groove 1086 is smaller than the width of the adjusting base 109.

The adjusting base 109 is provided with an adjusting body anti-falling platform 1093 matched with the second sinking groove 1103, and a feeding chute is arranged on the side of the adjusting base 109 contacting the first bottom plate 1082 as a feeding connecting part 1091.

In order to obtain the adjusted value during debugging, the adjusting seat is provided with an indicator 1094, and the sliding seat 110 is provided with a scale 1107 corresponding to the indicator 1094.

In order to realize that the cutter disc floats in the axial of cutter installation axle, this application still provides a cutter floating structure for rotary-cut equipment.

Referring to fig. 14 and 15, a cutter floating structure for rotary cutting apparatus includes: a sliding seat and a cutter mounting shaft 701 arranged on the sliding seat; the sliding seat is provided with a cutter head mounting part, and a cutter mounting shaft 701 is pivoted to the cutter head mounting part through a matching cutter bearing 702; a cutter fixing part is arranged at the front end of the cutter mounting shaft 701 and used for fixing a cutter head; the cutter bearing 702 can move in the axial direction of the cutter mounting shaft 701 based on the sliding seat, so that the disc surface of the cutter disc fixed on the cutter mounting shaft 701 approaches to or departs from the sliding seat; a floating elastic component is arranged between the cutter bearing 702 and the sliding seat, and the floating elastic component forces the cutter mounting shaft 701 to be at an initial position so that the disk surface of the cutter disk is close to the sliding seat.

In this embodiment, the cutter bearing 702 includes a bearing outer ring 703 and a bearing inner ring 704, and the bearing inner ring 704 is fixed to the cutter mounting shaft 701 in a sleeved manner; the cutter head mounting part penetrates through the front surface and the back surface of the sliding seat, and the bearing outer ring 703 is matched with the inner diameter of the cutter head mounting part; an annular gland 705 is arranged on the front surface of the sliding seat, namely one side provided with the cutter disc, an elastic holding part 706 is arranged on one side of the gland 705 facing the sliding seat, a floating spring 707 is arranged in the elastic holding part 706, the floating spring 707 serves as a floating elastic component, and the floating spring 707 abuts against a bearing outer ring 703; the cutter head mounting portion is provided with an axial limiting portion to limit the axial position of the cutter mounting shaft 701.

Specifically, a bearing washer is arranged between the floating spring 707 and the bearing outer ring 703, a limiting plate 708 is arranged on the back surface of the slide seat, the limiting plate 708 serves as an axial limiting portion, and the limiting plate 708 is provided with a limiting boss 709, wherein when the cutter mounting shaft 701 is at the initial position, the limiting boss 709 abuts against the bearing outer ring 703.

A locking member 710 is connected to the rear end of the cutter mounting shaft 701 and the locking member 710 abuts against the bearing inner race 704 to secure the inner race of the cutter bearing 702 between a shoulder 711 provided on the cutter bearing 702 and the locking member 710.

The cutter attachment shaft 701 has an attachment shaft portion 712 and a lock shaft portion 713 at the tip end thereof, the attachment shaft portion 712 is configured to fit the cutter head, the lock shaft portion 713 is provided with a lock nut 714, and the cutter head is fixed to the attachment shaft portion 712 by tightening the lock nut 714.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like 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 do not necessarily 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.

The foregoing is a more detailed description of the present application in connection with specific embodiments thereof, and it is not intended that the present application be limited to the specific embodiments thereof. It will be apparent to those skilled in the art from this disclosure that many more simple derivations or substitutions can be made without departing from the spirit of the disclosure.

Claims

1. A cutter feeding structure for a rotary cutting apparatus for effecting feeding of a cutter mounted on a rotary cutter head, comprising: the device comprises a sliding shaft, a sliding seat and a driving mechanism;

the sliding shaft is arranged on the sliding seat and can move in the axial direction of the sliding seat under the driving of the driving mechanism;

the front end of the sliding shaft is rotatably connected with a hook claw mounting plate, the hook claw mounting plate is provided with a transmission mechanism, the power input side of the transmission mechanism is connected with the hook claw mounting plate, and the power output side of the transmission mechanism is connected with the cutter;

a synchronous mechanism is arranged between the hook claw mounting plate and the rotary cutter disc so that the hook claw mounting plate can synchronously rotate with the rotary cutter disc;

when the driving mechanism drives the sliding shaft to move in the axial direction of the sliding base, the transmission mechanism can drive the cutter to move based on the turntable.

2. The cutter feeding structure for rotary cutting apparatus according to claim 1, wherein the slide shaft has a hollow cylindrical shape; one side of the sliding seat, which is connected with the sliding shaft, is provided with a sleeve joint part, the outer diameter of the sliding shaft is matched with the sleeve joint part, and the sliding shaft is inserted in the sleeve joint part;

3. The cutter feeding structure for the rotary cutting apparatus according to claim 2, wherein the driving mechanism includes a hinge rod having one end rotatably connected to the preset position of the rotary cutting apparatus and the other end connected to an output end of the power unit, and a power unit capable of driving the hinge rod to swing based on the preset position of the rotary cutting apparatus;

the hinge rod is provided with a shifting shaft at a preset position, and the shifting shaft penetrates through the driving groove to be connected with the sliding shaft.

4. The tool feeding structure for the rotary cutting apparatus according to claim 3, wherein the power device comprises a motor, a lead screw mounting seat and a nut, the lead screw mounting seat is rotatably connected to the preset position of the rotary cutting apparatus, the nut is rotatably connected to the free end of the hinge rod, so that the hinge rod is driven to swing by the nut based on the preset position of the rotary cutting apparatus during the process of driving the nut to move by rotating the lead screw.

5. The cutter feeding structure for rotary cutting equipment according to claim 1, wherein the front end of the slide shaft is provided with a bearing mounting portion, the hook mounting plate includes a hook plate body and a hook plate rotating shaft, the hook plate rotating shaft is provided on one side of the hook plate body, and the hook plate rotating shaft is pivoted to the bearing mounting portion through a matching bearing.

6. The cutter feeding structure for rotary cutting apparatus according to claim 5, wherein the cutter comprises a cutter head and a cutter holder, the cutter holder being movably coupled to the rotary cutter head and capable of sliding in a radial direction of the rotary cutter head based on the rotary cutter head;

the reverse side of the hook claw mounting plate provided with the hook claw disc rotating shaft is provided with a driving slide block which is in sliding connection with the hook claw mounting plate;

the cutter is provided with a driven sliding block, and the driven sliding block can slide in the axial direction of the sliding shaft based on the cutter;

the transmission mechanism comprises a connecting rod, a rod body of the connecting rod is rotatably connected to the rotary-cut cutter head, one end of the connecting rod is rotatably connected with the driven sliding block, and the other end of the connecting rod is rotatably connected with the driving sliding block.

7. The cutter feeding structure for rotary cutting equipment according to claim 5, wherein the connecting rod is L-shaped, and a first pivot portion of the connecting rod is disposed at a corner of the connecting rod, and the first pivot portion of the connecting rod is rotatably connected to the rotary cutter head by a matching rotating shaft;

the two ends of the connecting rod are respectively provided with a second pivoting part of the connecting rod and a third pivoting part of the connecting rod, the second pivoting part of the connecting rod is pivoted to the driven slide block through a matching rotating shaft, and the third pivoting part of the connecting rod is pivoted to the connecting rod driving slide block;

one end of the connecting rod, which is provided with the second pivoting part of the connecting rod, is used as the power output side of the transmission mechanism, and one end of the connecting rod, which is provided with the third pivoting part of the connecting rod, is used as the power input side of the transmission mechanism.

8. The cutter feeding structure for rotary cutting apparatus according to claim 1, wherein the synchronizing mechanism includes a guide rod and a sliding sleeve, one end of the guide rod is connected to the hooking jaw mounting plate, and the other end of the guide rod is inserted into the sliding sleeve disposed on the rotary cutter head.

9. The cutter feeding structure for rotary cutting equipment according to claim 4, wherein the hinge rod comprises a first hinge rod and a second hinge rod, the first hinge rod and the second hinge rod are connected by a cross rod, a screw connecting hinge base is arranged on the cross rod, and the nut is rotatably connected with the screw connecting hinge base.

10. The cutter feeding structure for rotary cutting equipment according to claim 6, wherein the cutter holder comprises an adjustment holder and a slide holder, the rotary cutting cutter head is provided with a fixed holder, the slide holder is slidably disposed on the fixed holder, and the cutter head is pivotally connected to the slide holder; the adjusting seat is connected to the sliding seat in an adjustable mode, the adjusting seat is provided with a driven sliding block, the driven sliding block can move in the axial direction of the sliding shaft based on the adjusting seat, and the connecting rod is pivoted to the driven sliding block.