CN207043829U - A kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism - Google Patents

Abstract

The utility model discloses a kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism, including manipulator sleeve, square shaft is socketed with by first hole flange and second hole flange in the manipulator sleeve, splined shaft is socketed with the square shaft, one end of the splined shaft is fixedly connected with one end of final drive shaft, the side of the manipulator sleeve is fixedly connected with spline housing, and hub splines is connected in spline housing, the opposite side of the spline housing is fixedly connected with L-shaped sleeve, and wear-resisting slide bushing is socketed with the final drive shaft.The utility model manipulator, which is drawn sword, realization is moved left and right on final drive shaft by wear-resisting slide bushing, square shaft is driven to move left and right by second hole flange simultaneously, during rotation, final drive shaft drives square shaft to rotate by first hole flange, square shaft realizes rotary motion by second hole flange driving mechanical gloves cylinder, simple in construction, long lifespan, reliability is high, easily fabricated and maintenance.

Description

A kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism

Technical field

Mechanical equipment technical field is the utility model is related to, specially a kind of horizontal Machining centers tool-changing mechanical arm spline passes Dynamic alternative mechanism.

Background technology

Manipulator is the main tool that cutter is exchanged in automatic tool changer, and it is responsible for is sent to master the cutter on tool magazine On axle, then the task on main shaft on used cutter return tool magazine.Mentality of designing is realized pair with the action of manipulator The tool changing of machining center, the rotation of manipulator have rotating hydraulic cylinder to ship realization, and its power is then realized by drive system.

Existing method is spline drived, and defect has at 3 points：1st, spline shaft structure is complicated, and manufacture is difficult；2nd, because spline is special Different structure can not seal, and easily be damaged because chip enters；3rd, dismounting and change maintenance difficult.So as to have influence on the progress of work, and And have influence on the service life of the transmission mechanism.

Utility model content

(1) technical problem solved

In view of the shortcomings of the prior art, the utility model provides a kind of horizontal Machining centers tool-changing mechanical arm spline drived Alternative mechanism, solve the problems, such as that spline shaft structure is complicated, structure has been damaged and inconvenient repair and replacement.

(2) technical scheme

To achieve the above object, the utility model provides following technical scheme：A kind of horizontal Machining centers tool-changing mechanical arm Spline drived alternative mechanism, including manipulator sleeve, the manipulator sleeve is interior to pass through first hole flange and second hole method Orchid is socketed with square shaft, and splined shaft is socketed with the square shaft, and one end of the splined shaft is fixedly connected with one end of final drive shaft, The side of the manipulator sleeve is fixedly connected with spline housing, and hub splines is connected in spline housing, the spline housing it is another Side is fixedly connected with L-shaped sleeve, and wear-resisting slide bushing is socketed with the final drive shaft, and the manipulator sleeve passes through resistance to wear smooth Dynamic bushing is slidably connected with mechanical arm, the other end of the final drive shaft run through spline housing and with the initiative taper in L-shaped sleeve The side of gear is fixedly connected, and the drive bevel gear engages with driven wheel of differential, the bottom of the driven wheel of differential and transmission The top of axle is fixedly connected, and stop collar is socketed with the power transmission shaft, and the surface of the stop collar passes through fixed plate and L-shaped sleeve Inwall be fixedly connected, the bottom of the power transmission shaft is fixedly connected with shifting part, in the L-shaped sleeve and close to the one of shifting part Side is plugged with input shaft, and index cam, the surface of the power transmission shaft and the side away from stop collar are socketed with the input shaft It is fixedly connected with U shape seats, plug knife swing rod, the bottom of the plug knife swing rod is socketed with the bearing pin of grafting in the U-shaped seat It is overlapped on the lateral wall of index cam.

Preferably, the lap-joint of the mechanical arm and wear-resisting slide bushing is fixedly connected with sealing ring, and sealing ring leads to Cross the side that screw is fixedly connected on mechanical arm.

Preferably, the angle of inclination of the bottom of the plug knife swing rod to the right is 15 degree, and in plug knife swing rod Portion is socketed in U-shaped seat on the bearing pin of grafting.

Preferably, the quantity of the stop collar is two, and the opposite side of two stop collars is overlapped on from mantle respectively The bottom of gear and the top of shifting part.

Preferably, the shifting part is located at the front of index cam, and the back side of shifting part is close to the front of index cam.

Preferably, the square shaft is socketed in the middle part of splined shaft, and the length of square shaft and the equal length of splined shaft.

(3) beneficial effect

The utility model provides a kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism.Possessing following has Beneficial effect：

(1), for the utility model by the improvement to final drive shaft, manipulator is drawn sword can be by wear-resisting slide bushing in main biography Move left and right realization on moving axis, while drive square shaft to move left and right by second hole flange, during rotation, final drive shaft passes through the One square hole flange drives square shaft rotation, and square shaft realizes rotary motion by second hole flange driving mechanical gloves cylinder, in plug Square shaft coordinates with first hole flange all the time during knife, so as to replace original spline shaft structure scheme, adds sealing scrapings Structure, simple in construction, long lifespan, reliability is high, easily fabricated and maintenance.

Brief description of the drawings

Fig. 1 is the positive sectional view of the utility model structure；

Fig. 2 is the front section view of the utility model construction machine gloves cylinder.

In figure：1 manipulator sleeve, 2 first hole flanges, 3 second hole flanges, 4 square shafts, 5 splined shafts, 6 final drive shafts, 7 spline housings, 8L shapes sleeve, 9 wear-resisting slide bushings, 10 mechanical arms, 11 drive bevel gears, 12 driven wheels of differential, 13 transmissions Axle, 14 stop collars, 15 shifting parts, 16 input shafts, 17 index cams, 18U shapes seat, 19 plug knife swing rods, 20 sealing rings.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

As shown in Figure 1-2, the utility model provides a kind of technical scheme：A kind of horizontal Machining centers tool-changing mechanical arm spline Alternative mechanism, including manipulator sleeve 1 are driven, passes through 3 sets of first hole flange 2 and second hole flange in manipulator sleeve 1 Square shaft 4 is connected to, splined shaft 5 is socketed with square shaft 4, square shaft 4 is socketed in the middle part of splined shaft 5, and the length and splined shaft of square shaft 4 5 equal length, one end of splined shaft 5 are fixedly connected with one end of final drive shaft 6, and the side of manipulator sleeve 1 is fixedly connected There is spline housing 7, and splined shaft 5 is socketed in spline housing 7, the opposite side of spline housing 7 is fixedly connected with L-shaped sleeve 8, final drive shaft Wear-resisting slide bushing 9 is socketed with 6, manipulator sleeve 1 is slidably connected by wear-resisting slide bushing 9 with mechanical arm 10, machinery The lap-joint of arm 10 and wear-resisting slide bushing 9 is fixedly connected with sealing ring 20, and sealing ring 20 is screwed and is connected to The side of mechanical arm 10, by the way that there is provided sealing ring 20, splined shaft 5 can be sealed, so as to avoid chip from entering spline Inside set 7, avoid influenceing the normal use and service life of splined shaft 5 and final drive shaft 6, the other end of final drive shaft 6 runs through Spline housing 7 and it is fixedly connected with the side of the drive bevel gear 11 in L-shaped sleeve 8, drive bevel gear 11 and driven wheel of differential 12 Engagement, the bottom of driven wheel of differential 12 are fixedly connected with the top of power transmission shaft 13, and stop collar 14 is socketed with power transmission shaft 13, spacing The surface of set 14 is fixedly connected by fixed plate with the inwall of L-shaped sleeve 8, and the quantity of stop collar 14 is two, and two spacing Cover 14 opposite sides and be overlapped on the bottom of driven wheel of differential 12 and the top of shifting part 15 respectively, the bottom of power transmission shaft 13 is fixed Shifting part 15 is connected with, by being respectively held against driven wheel of differential 12 there is provided two stop collars 14, and by two stop collars 14 With shifting part 15, it can make power transmission shaft 13 is stable to drive shifting part 15 to rotate, in L-shaped sleeve 8 and close to the side of shifting part 15 Input shaft 16 is plugged with, index cam 17 is socketed with input shaft 16, shifting part 15 is located at the front of index cam 17, and stirs The back side of part 15 is close to the front of index cam 17, the surface of power transmission shaft 13 and the side away from stop collar 14 is fixedly connected with U Shape seat 18, is socketed with plug knife swing rod 19 in U-shaped seat 18 on the bearing pin of grafting, the bottom of plug knife swing rod 19 inclining to the right Rake angle is 15 degree, and the middle part of plug knife swing rod 19 is socketed in U-shaped seat 18 on the bearing pin of grafting, plug knife swing rod 19 Bottom is overlapped on the lateral wall of index cam 17,, can when power transmission shaft 13 rotates by the way that plug knife swing rod 19 is obliquely installed Index cam 17 is stirred normal through plug knife swing rod 19, by the improvement to final drive shaft 6, manipulator is drawn sword can be by wear-resisting Slide bushing 9 moves left and right realization on final drive shaft 6, while drives square shaft 4 to move left and right by second hole flange 3, revolves When turning, final drive shaft 6 drives square shaft 4 to rotate by first hole flange 2, and square shaft 4 passes through the driving mechanical hand of second hole flange 3 Sleeve 1 realizes rotary motion, and square shaft 4 coordinates with first hole flange 2 all the time during plug knife, so as to replace original spline The organization plan of axle 5, sealing scrapings structure is added, simple in construction, long lifespan, reliability is high, easily fabricated and maintenance.

The electric elements occurred in this article electrically connect with the main controller and 220V civil powers in the external world, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.

It can to sum up obtain, the horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism, pass through changing to final drive shaft 6 Enter, manipulator, which is drawn sword, realization is moved left and right on final drive shaft 6 by wear-resisting slide bushing 9, while passes through second hole method Orchid 3 drives square shaft 4 to move left and right, and during rotation, final drive shaft 6 drives square shaft 4 to rotate by first hole flange 2, and square shaft 4 is logical Cross the driving mechanical gloves cylinder 1 of second hole flange 3 and realize rotary motion, during plug knife square shaft 4 all the time with first hole Flange 2 coordinates, and so as to replace original organization plan of splined shaft 5, adds and seals scrapings structure, simple in construction, long lifespan, reliably Property high, easily fabricated and maintenance.

It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that Other identical element also be present in process, method, article or equipment including the key element.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism, including manipulator sleeve (1), its feature exist In：Square shaft (4) is socketed with by first hole flange (2) and second hole flange (3) in the manipulator sleeve (1), it is described Splined shaft (5) is socketed with square shaft (4), one end of the splined shaft (5) is fixedly connected with one end of final drive shaft (6), described The side of manipulator sleeve (1) is fixedly connected with spline housing (7), and splined shaft (5) is socketed in spline housing (7), the spline The opposite side of set (7) is fixedly connected with L-shaped sleeve (8), and wear-resisting slide bushing (9) is socketed with the final drive shaft (6), described Manipulator sleeve (1) is slidably connected by wear-resisting slide bushing (9) and mechanical arm (10), the final drive shaft (6) it is another End is through spline housing (7) and is fixedly connected with the side of the drive bevel gear (11) in L-shaped sleeve (8), the drive bevel gear (11) to be engaged with driven wheel of differential (12), the bottom of the driven wheel of differential (12) is fixedly connected with the top of power transmission shaft (13), Stop collar (14) is socketed with the power transmission shaft (13), the surface of the stop collar (14) passes through fixed plate and L-shaped sleeve (8) Inwall is fixedly connected, and the bottom of the power transmission shaft (13) is fixedly connected with shifting part (15), and the L-shaped sleeve (8) is interior and close The side of shifting part (15) is plugged with input shaft (16), and index cam (17), the transmission are socketed with the input shaft (16) The surface of axle (13) and it is fixedly connected with U-shaped seat (18), the pin of the interior grafting of the U-shaped seat (18) away from the side of stop collar (14) Plug knife swing rod (19) is socketed with axle, the bottom of the plug knife swing rod (19) is overlapped on the lateral wall of index cam (17).

2. a kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism according to claim 1, its feature exist In：The mechanical arm (10) and the lap-joint of wear-resisting slide bushing (9) are fixedly connected with sealing ring (20), and sealing ring (20) It is screwed the side for being connected to mechanical arm (10).

3. a kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism according to claim 1, its feature exist In：The angle of inclination of the bottom of the plug knife swing rod (19) to the right is 15 degree, and the middle part set of plug knife swing rod (19) It is connected on the bearing pin of U-shaped seat (18) interior grafting.

4. a kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism according to claim 1, its feature exist In：The quantity of the stop collar (14) is two, and two opposite sides of stop collar (14) are overlapped on driven wheel of differential respectively (12) bottom and the top of shifting part (15).

5. a kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism according to claim 1, its feature exist In：The shifting part (15) is located at the front of index cam (17), and the back side of shifting part (15) is close to index cam (17) Front.

6. a kind of horizontal Machining centers tool-changing mechanical arm spline drived alternative mechanism according to claim 1, its feature exist In：The square shaft (4) is socketed in the middle part of splined shaft (5), and the length of square shaft (4) and the equal length of splined shaft (5).