Flange online machining feeding switching mechanism

Abstract

The utility model relates to the technical field of machining equipment, in particular to a flange online machining feeding switching mechanism which comprises a feeding lead screw, a cutting mechanism is connected in the feeding lead screw in a sliding mode, one end of the feeding lead screw is in transmission connection with a hand wheel, the other end of the feeding lead screw is provided with a driven gear, and the driven gear is arranged in a switching box. A guide rod is arranged on one side of the driven gear, a driving gear is arranged on one side of the guide rod, the driving gear is in transmission connection with the feeding motor, a clutch gear is arranged in the guide rod in a sliding mode, the clutch gear is meshed between the driving gear and the driven gear during driving feeding, and a shifting mechanism is arranged on one radial side of the clutch gear. A driven gear is arranged at one end of the feeding lead screw and matched with meshing of a clutch gear and a driving gear to achieve active rotation of the feeding lead screw, and switching of automatic feeding is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to machining equipment technical field especially relates to a flange on -line processing feed switching mechanism. BACKGROUND

[0002] In the machinery and chemical industry, large flanges also play an important role. They are used to connect various equipment and pipelines to ensure the smooth flow of fluids or gases. The sealing performance of large flanges is particularly important for the normal operation of various large pipelines. Through the on-line processing of flanges, the flat repair of flanges can be realized. The existing flange on-line processing equipment feed is usually manually adjusted. Although manual adjustment is beneficial to the control of processing precision, it increases the labor intensity, seriously affects the processing efficiency, and easily causes personal safety problems of the operator. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a flange on-line processing feed switching mechanism. A driven gear is arranged at one end of the feed screw, and the meshing of the clutch gear and the driving gear is realized. The driving rotation of the feed screw realizes the switching of automatic feeding, and solves the problems of large labor intensity and low efficiency of manual adjustment.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: a flange on-line processing feed switching mechanism, including feed screw, the sliding connection has cutting mechanism in the feed screw, the one end transmission of feed screw is connected with hand wheel, the other end of feed screw is equipped with driven gear, driven gear sets up in switching box, one side of driven gear is equipped with guide rod, one side of guide rod is equipped with driving gear, driving gear is transmission connection with feed motor, the sliding of guide rod is equipped with clutch gear, the meshing of clutch gear is between driving gear and driven gear when driving feed, the radial one side of clutch gear is equipped with the mechanism of pushing.

[0005] Further optimize the technical scheme, the mechanism of pushing includes the yoke and eccentric shaft, the axial one end of clutch gear is equipped with ring groove, the radial insertion of one end of yoke is in ring groove, the other end of yoke is equipped with the slot, the eccentric end of eccentric shaft is connected in the slot, the middle part of yoke is equipped with locating shaft, the axis line of locating shaft and guide rod is parallel, the one end of eccentric shaft away from yoke is equipped with crank handle.

[0006] Further optimize the technical scheme, cutting mechanism includes sliding plate and spindle box, feed screw is parallel and is equipped in one side of rotary arm, sliding plate slides along rotary arm, one side of sliding plate is equipped with spindle box, the other side of sliding plate is screw connection with feed screw, the transmission of feed screw and hand wheel is connected with bevel gear transmission box, hand wheel is arranged in the one side of rotary arm away from spindle box, the rotation axis of hand wheel and the axis of feed screw are perpendicular.

[0007] Further optimize the technical scheme, one end of the rotating arm is detachably connected with the cantilever through a flange plate, a plurality of arc-shaped holes are arranged in the flange plate in a ring shape, arc centers of the plurality of arc-shaped holes are arranged concentrically, and a fastening bolt is arranged in the arc-shaped hole.

[0008] Further optimize the technical scheme, the cantilever is fixed on the upper side of the rotating disc, and the rotating disc is rotationally connected in the support frame.

[0009] Further optimize the technical scheme, the main shaft box is provided with a main shaft motor on one side, and a guide barrel is arranged on the lower side of the main shaft box, a cutter shaft is coaxially arranged in the guide barrel, the cutter shaft is in transmission connection with the main shaft motor through the main shaft box, a guide sleeve is slidably arranged on the outer side of the guide barrel, a lifting adjusting mechanism is arranged between the guide sleeve and the main shaft box, a sliding plate is fixed on one side of the guide sleeve, the sliding plate is arranged in sliding connection with a feeding screw, and the sliding direction of the guide barrel is perpendicular to the sliding direction of the sliding plate.

[0010] Further optimize the technical scheme, the rotating arm is provided with two guide rails in parallel along the length direction, the feeding screw is arranged between the two guide rails, and a threaded sleeve is fixed at a position corresponding to the feeding screw and the sliding plate.

[0011] Further optimize the technical scheme, the main shaft box is provided with a lifting screw, the lifting screw is parallel to the guide barrel, a driving box is arranged at the top end of the lifting screw, a threaded seat is threadedly connected to the other end of the lifting screw, the lifting screw is threadedly connected with the threaded seat, and a threaded locking mechanism is arranged on the radial side of the guide sleeve, and the inner side end of the threaded locking mechanism is in abutment with the top of the guide barrel.

[0012] Compared with the prior art, the milling cutter has the following advantages: 1. The driven gear is arranged at one end of the feeding screw, the meshing of the driven gear, the clutch gear and the driving gear is matched, the driving rotation of the feeding screw is realized, and the switching of automatic feeding is realized; 2. The rotating arm can rotate by a certain angle around the axis of the flange plate through the plurality of arc-shaped holes, the purpose of adjusting the angle of the milling cutter is achieved, and different machining requirements can be realized by matching the feeding switching mechanism; 3. The lifting of the main shaft box and the cutter shaft is realized through the threaded cooperation of the lifting screw and the threaded seat in the lifting adjusting mechanism, and the feeding adjustment of the cutter shaft in the vertical direction of the cutting mechanism can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is an internal structure schematic view of the switching box of the flange online machining feeding switching mechanism.

[0014] Fig. 2 It is a structure schematic view of one side of the feeding motor in use of the flange online machining feeding switching mechanism.

[0015] Fig. 3 It is a structure schematic view of the flange online machining feeding switching mechanism. Fig. 2 It is a local enlarged schematic view of position A in the structure schematic view.

[0016] Fig. 4 Fig. 1 is a structural schematic diagram of one side of a main shaft box of a flange online processing feeding switching mechanism;

[0017] Fig. 5 Fig. 2 is an exploded schematic diagram of one side of a lifting adjusting mechanism.

[0018] In the figure: 1, support frame; 2, rotary table; 3, rotary arm; 30, guide rail; 31, feeding screw; 310, hand wheel; 311, bevel gear box; 32, driven gear; 33, feeding motor; 331, driving gear; 34, clutch gear; 340, guide rod; 341, annular groove; 35, shift fork; 351, positioning shaft; 352, clamping groove; 36, eccentric shaft; 37, crank handle; 38, switching box; 4, cantilever; 41, flange; 410, arc-shaped hole; 42, fastening bolt; 5, sliding plate; 50, cutter shaft; 51, main shaft box; 510, guide barrel; 511, main shaft motor; 52, guide sleeve; 521, threaded locking mechanism; 53, threaded seat; 54, lifting screw; 541, driving box. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the present application more clear and understandable, the present application will be further described in detail below with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present application. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present application.

[0020] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like involved in the present application indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present disclosure. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In combination Figs. 1 to 3As shown, a flange online processing feed switching mechanism, including a feed screw 31, one end of the feed screw 31 is drivingly connected with a hand wheel 310, the other end of the feed screw 31 is provided with a driven gear 32, the driven gear 32 is arranged in a switching box 38, one side of the driven gear 32 is provided with a guide rod 340, one side of the guide rod 340 is provided with a driving gear 331, the driving gear 331 is drivingly connected with a feed motor 33, the guide rod 340 is slidingly provided with a clutch gear 34, the clutch gear 34 is engaged between the driving gear 331 and the driven gear 32 during the driving feed, and the clutch gear 34 is provided with a shifting mechanism on one side in the radial direction. The shifting mechanism includes a shift fork 35 and an eccentric shaft 36, one end of the clutch gear 34 is provided with an annular groove 341, one end of the shift fork 35 is radially inserted into the annular groove 341, the other end of the shift fork 35 is provided with a clamping groove 352, the eccentric end of the eccentric shaft 36 is clamped in the clamping groove 352, the middle part of the shift fork 35 is provided with a positioning shaft 351, the positioning shaft 351 and the guide rod 340 are fixed in the switching box 38 and are parallel to each other, and the end of the eccentric shaft 36 away from the shift fork 35 is provided with a crank 37.

[0022] In combination Figs. 4 to 5 As shown, the cutting mechanism includes a sliding plate 5 and a spindle box 51, one side of the spindle box 51 is provided with a spindle motor 511, the lower side of the spindle box 51 is provided with a guide barrel 510, the guide barrel 510 is coaxially provided with a tool shaft 50 inside, the bottom end of the tool shaft 50 is provided with a tapered hole for mounting a cutting tool handle, and the tool shaft 50 is drivingly connected with the spindle motor 511 through the spindle box 51.

[0023] The feed screw 31 is parallelly arranged on one side of the rotating arm 3, the sliding plate 5 slides along the rotating arm 3, one side of the sliding plate 5 is provided with the spindle box 51, and a threaded sleeve is fixed at a position corresponding to the feed screw 31 on one side of the sliding plate 5, and the feed screw 31 is threadedly connected with the threaded sleeve. The other side of the sliding plate 5 is connected with the spindle box 51, the sliding plate 5 slides along the guide rail 30 by the driving of the feed screw 31, the rotating arm 3 is provided with two parallel guide rails 30 along the length direction, the feed screw 31 is arranged between the two guide rails 30, and the sliding plate 5 slides in the two guide rails 30 through the sliding block. The umbrella gear transmission box 311 is drivingly connected between the feed screw 31 and the hand wheel 310, the rotation axis of the hand wheel 310 is perpendicular to the axis of the feed screw 31, and the hand wheel 310 is arranged on the side of the rotating arm 3 away from the spindle box 51.

[0024] When using, when automatic feeding is needed, rotating the handle 37 makes the shift fork 35 drive the clutch gear 34 to engage with the driven gear 32 and the driving gear 331, and the driving gear 331 can be driven to rotate by the clutch gear 34 to drive the driven gear 32, and the driven gear 32 can further drive the feed screw 31 to rotate, and the feed screw 31 can drive the cutting structure to move and feed; when manually adjusting the feed, rotating the handle 37 makes the clutch gear 34 disengage from the driven gear 32 and the driving gear 331, and manually rotating the hand wheel 310 can drive the feed screw 31 to achieve the feed cutting of the cutting mechanism.

[0025] In combination Figs. 4 to 5 As shown, the outer side of the guide barrel 510 is sleeved with a guide sleeve 52, and a lifting adjusting mechanism is arranged between the guide sleeve 52 and the spindle box 51. The lifting adjusting mechanism comprises a lifting screw 54, which is arranged on one side of the spindle box 51 and parallel to the guide barrel 510. The top end of the lifting screw 54 is provided with a driving box 541. The power source of the driving box 541 can be a lifting driving motor or a lifting hand wheel driven by manual rotation. In this embodiment, the lifting hand wheel is adopted for driving. The other end of the lifting screw 54 is threadedly connected with a threaded seat 53. The lifting screw 54 is threadedly connected with the threaded seat 53. The radial side of the guide sleeve 52 is provided with a threaded locking mechanism 521, and the inner side end of the threaded locking mechanism 521 is in abutment with the top of the guide barrel 510.

[0026] One end of the rotating arm 3 is detachably connected with the end of the cantilever 4 through a flange plate 41. A plurality of arc-shaped holes 410 are arranged in the flange plate 41 in a ring shape. The arc centers of the plurality of arc-shaped holes 410 are concentrically arranged. The fastening bolts 42 are arranged in the arc-shaped holes 410.

[0027] When using, the lifting of the spindle box 51 driving the cutter shaft 50 can be realized by the threaded cooperation of the lifting screw 54 and the threaded seat 53 in the lifting adjusting mechanism, the vertical direction feed adjustment of the cutter shaft 50 in the cutting mechanism can be realized,

[0028] The sliding direction of the guide barrel 510 is perpendicular to the sliding direction of the sliding plate 5. In turn, the feed cutting in two directions is realized. The cantilever 4 is fixed on the upper side of the rotating disc 2. The rotating disc 2 is rotatably connected in the support frame 1. The support frame 1 supports and drives the rotating disc 2 to rotate. The cantilever 4 and the rotating arm 3 rotate with the rotating disc 2. When the milling cutter mills a plane in the feed mechanism, the rotating arm 3 can be adjusted to rotate a certain angle around the axis of the flange plate 41 through the plurality of arc-shaped holes 410, so as to adjust the angle of the milling cutter. In combination with the feed switching mechanism, different machining requirements can be realized.

[0029] Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

Claims

1. A flange on-line machining feed switching mechanism, comprising a feed screw (31), a cutting mechanism is slidingly connected in the feed screw (31), characterized in that: One end of the feeding screw (31) is drivingly connected with a hand wheel (310), and the other end of the feeding screw (31) is provided with a driven gear (32) arranged in a switching box (38), one side of the driven gear (32) is provided with a guide rod (340), one side of the guide rod (340) is provided with a driving gear (331) drivingly connected with a feeding motor (33), and the guide rod (340) is slidably provided with a clutch gear (34), the clutch gear (34) is engaged between the driving gear (331) and the driven gear (32) during active feeding, and the clutch gear (34) is provided with a shifting mechanism on one side in the radial direction.

2. The flange on-line processing feed switching mechanism according to claim 1, characterized in that: The shifting mechanism comprises a shifting fork (35) and an eccentric shaft (36), one end of the clutch gear (34) is provided with an annular groove (341), one end of the shifting fork (35) is radially inserted into the annular groove (341), the other end of the shifting fork (35) is provided with a clamping groove (352), the eccentric end of the eccentric shaft (36) is clamped in the clamping groove (352), the middle part of the shifting fork (35) is provided with a positioning shaft (351), the positioning shaft (351) is parallel to the axis of the guide rod (340), and the end of the eccentric shaft (36) away from the shifting fork (35) is provided with a crank handle (37).

3. The on-line flange machining feed switching mechanism according to claim 1, characterized in that: The cutting mechanism comprises a sliding plate (5) and a spindle box (51), the feeding screw (31) is parallelly arranged on one side of the rotating arm (3), the sliding plate (5) slides along the rotating arm (3), one side of the sliding plate (5) is provided with the spindle box (51), the other side of the sliding plate (5) is threadedly connected with the feeding screw (31), the feeding screw (31) and the hand wheel (310) are drivingly connected with a bevel gear transmission box (311), the hand wheel (310) is arranged on the side of the rotating arm (3) away from the spindle box (51), and the rotation axis of the hand wheel (310) is perpendicular to the axis of the feeding screw (31).

4. The on-line flange machining feed switching mechanism according to claim 3, characterized in that: One end of the rotating arm (3) is detachably connected with the cantilever (4) through a flange plate (41), a plurality of arc-shaped holes (410) are arranged in the flange plate (41) in a ring shape, the arc centers of the arc-shaped holes (410) are arranged concentrically, and fastening bolts (42) are arranged in the arc-shaped holes (410).

5. The on-line flange machining feed switching mechanism according to claim 4, characterized in that: The cantilever (4) is fixed to the upper side of the rotating disc (2), and the rotating disc (2) is rotatably connected in the support frame (1).

6. The on-line flange machining feed switching mechanism according to claim 3, characterized in that: One side of the main shaft box (51) is provided with main shaft motor (511), the lower side of main shaft box (51) is provided with guide bucket (510), the coaxial cutter shaft (50) is provided in guide bucket (510), the cutter shaft (50) is driven connection through the main shaft box (51) and the main shaft motor (511), the outer side of guide bucket (510) is slidably provided with guide sleeve (52), the guide sleeve (52) and the main shaft box (51) between being provided with lifting adjusting mechanism, one side of the guide sleeve (52) is fixed with slide plate (5), the slide plate (5) is slidably arranged along the feed screw (31), the sliding direction of the guide bucket (510) and the sliding direction of the slide plate (5) are perpendicular to each other.

7. The flange online processing feed switching mechanism according to claim 6, wherein: The rotating arm (3) is provided with two guide rails (30) parallel along the length direction, the feed screw (31) is arranged between the two guide rails (30), the slide plate (5) is fixed with a threaded sleeve at the position corresponding to the feed screw (31), and the feed screw (31) is in threaded connection with the threaded sleeve.

8. The on-line flange machining feed switching mechanism according to claim 6, characterized in that: One side of the main shaft box (51) is provided with lifting screw (54), the lifting screw (54) is parallel to the guide bucket (510), the top end of the lifting screw (54) is provided with drive box (541), the other end of the lifting screw (54) is in threaded connection with threaded seat (53), the lifting screw (54) is in threaded connection with the threaded seat (53), the radial side of the guide sleeve (52) is provided with threaded locking mechanism (521), and the inner side end of the threaded locking mechanism (521) is in abutment with the top of the guide bucket (510).

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