CN206122715U - Walk scheming - Google Patents

Abstract

The utility model discloses a walk scheming, which comprises a frame, to be provided with the main shaft top in one side in the frame, and the opposite side is provided with the tailstock centre along the main shaft tailstock spindle to sliding, the tailstock centre is provided with and is used for fixing the fixing device in the frame with the tailstock centre, be provided with the supporting part that is used for back shaft class part in the frame, the supporting part is connected with and is used for removing the supporting part to the top department of main shaft and keeping axle type part and the top coaxial drive division of main shaft, its technical scheme main points are that drive division promotion supporting part is close to to axle class part direction, and support axle class part, and the axle type part on the supporting part is top coaxial with the main shaft, then, operating personnel promotes the tailstock centre and is close to to axle class part direction, press from both sides axle class part tightly between the top and tailstock centre of main shaft, realize axle type part automatic alignment, the axle type part is changed usedly time is shortened.

Description

One kind walks scheming

Technical field

This utility model is related to a kind of machining equipment, more specifically, it relates to one kind walks scheming.

Background technology

It is to walk core type numerically controlled lathe to walk scheming full name, alternatively referred to as main spindle box mobile model CNC automatic turning machine, economy car Milling compounding machine bed or longitudinal cutting lathe, belong to precise machining equipment, simultaneously can once complete Che ﹑ Xi ﹑ Zuan ﹑ Tang ﹑ and attack, carve etc. to answer Processing is closed, is mainly used in accurate five metals, the batch machining of axle class abnormal shape non-standard.

Jing walks the two ends of the mach axial workpiece of the heart and is typically required to get out coaxial tapered location hole, with reference to Fig. 1 and Fig. 2, the collar bush 21 for walking scheming are horizontality, be provided through spindle top 22, walk the another of scheming frame 1 in collar bush 21 One end is provided with tailstock platform 3, the sliding axially along spindle top 22 in frame 1 of tailstock platform 3, and tailstock platform 3 is towards spindle top 22 side is provided with tailstock centre 32；In clamping axial workpiece 6, operator are first by the tapered of 6 one end of axial workpiece Location hole 61 is plugged on spindle top 22, then promotes tailstock platform 3 to move to 22 direction of spindle top, when spindle top 22 will During the end wall reached by axial workpiece 6, another tapered location hole 61 of manual-alignment tailstock centre 32 and axial workpiece 6 is needed, Tailstock platform 3 is continued to press on, two tapered location holes 61 of axial workpiece 6 are withstood by tailstock centre 32 and spindle top 22 respectively, Tailstock platform 3 is fixed, so as to realize the positioning of axial workpiece 6.

But, the efficiency of clamping axial workpiece 6 is determined mainly by the consummate degree of operator, particularly Just for the operator of contact clamping process, its time for changing axial workpiece 6 greatly prolongs, the processing effect of axial workpiece 6 Rate is substantially reduced.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of effectively reduction to change axle class zero Time used by part walks scheming.

For achieving the above object, this utility model provides following technical scheme：

One kind walks scheming, including frame, and in the frame, side is provided with spindle top, and opposite side is along spindle top axial direction Sliding is provided with tailstock centre, and the tailstock centre is provided with the fixing device for being fixed on tailstock centre in frame, institute State and be provided with frame for supporting the supporting part of axial workpiece, the supporting part to be connected with for supporting part is moved to main shaft Top place and the drive division for keeping axial workpiece coaxial with spindle top.

By adopting above-mentioned technical proposal, when working shaft-like part, first axial workpiece is placed on supporting part, is driven Dynamic portion promotes supporting part to move to spindle top direction, and supporting part is moved at spindle top, and the axle class on supporting part Part is coaxial with spindle top, and now, operator promote tailstock centre close to axial workpiece direction, and axial workpiece is clamped Between spindle top and tailstock centre, tailstock centre is fixed by fixing device, is completed the clamping of axial workpiece, is then driven Portion pulls supporting part to depart from axial workpiece, completes the clamped one time of axial workpiece；When needing to change axial workpiece, drive division is pushed away Dynamic supporting part is close to axial workpiece direction, and axial workpiece is supported, and then fixing device is unclamped, and tailstock centre is pulled simultaneously Depart from axial workpiece, then axial workpiece is removed from spindle top by drive division, constantly aforesaid operations repeatedly, carries out axle class zero The continuous replacing processing of part, it is as operator only need to take out axial workpiece and place, fix and fixing device of loosening, real Existing axial workpiece is aligned automatically, keep axial workpiece and spindle top, tailstock centre it is coaxial, greatly reduce manual-alignment master The axle top time with tailstock centre, especially for some unskilled operators, greatly reduce axial workpiece replacing Time used, on the other hand, axial workpiece is changed, is not required to manually axial workpiece be delivered at spindle top, spindle top exists After stopping operating, due to effect of inertia, spindle top can also be rotated, and spindle top is rotary structure, be not easy to operator Member checks whether to stop completely, if operator do not note, it will cause serious processing accident, by drive division and support The setting in portion, reaches the effect for reducing that processing accident is produced.

Preferably, the drive division includes the first driving for being connected and back and forth pushing along the vertical direction supporting part with supporting part Portion and the first drive division connect and back and forth push the second drive division of the first drive division in the horizontal direction.

By adopting above-mentioned technical proposal, when needing axial workpiece to be delivered at spindle top, the second drive division first The first drive division is promoted to be moved to the lower section of spindle top in the horizontal direction, then supporting part is pushed up by the first drive division, Until the axle center of axial workpiece is kept into coaxial with spindle top, if the axle center of axial workpiece is horizontally offset from main shaft It is top, then by adjusting the stroke that the second drive division is promoted, if the axle center in the vertical direction of axial workpiece deviates main shaft top Point, then by adjusting the stroke that the first drive division is promoted, consequently facilitating the axle center of the axle center of adjustment axial workpiece and spindle top Unanimously.

Preferably, the supporting part includes support block, and the support block is used to support the side of shaft-like workpiece to be provided with length The degree direction detent axially consistent with spindle top, the detent are in V along two side walls perpendicular to spindle top Type structure.

Have various ways by the structure for adopting above-mentioned technical proposal, detent, its section can be arc, rectangle, And V-structure is adopted here, side wall of the detent by the medial wall of V-type with axial workpiece offsets, when axial workpiece is placed When in the detent of V-structure, the axle center of axial workpiece is located at the surface of V-structure, is easy to confirm axial workpiece Axle center position in the horizontal direction.

Preferably, the detent medial wall is provided with arc slide surface with the lateral wall intersection of support block.

By adopting above-mentioned technical proposal, when operator place axial workpiece, axial workpiece arcuately slide surface rolling Move to detent, it is to avoid detent medial wall forms wedge angle with support block lateral wall intersection, it is to avoid wedge angle scratch axle The lateral wall of class part, with the effect for keeping axial workpiece lateral wall dimensional accuracy.

Preferably, first drive division includes the first drive rod for pumping, and the support block is away from positioning The side of groove is provided with replacing groove, is provided with and the replacing projection for changing groove male-female on first drive rod.

By adopting above-mentioned technical proposal, when the axial workpiece for needing processing diameter different, general support block needs more Change, when support block is changed, directly support block is picked up upwards, depart from replacing groove and change projection, then required is propped up Replacing groove on bracer is socketed on replacing projection, so as to complete the replacing of support block.

Preferably, the projection of changing is along depth indicator of the length dimension less than replacing groove for changing depth of groove direction It is very little.

By adopting above-mentioned technical proposal, when support block be socketed in replacing projection on when, support block only by bottom surface with First drive rod offsets, and the upper surface for changing projection is not contacted with the diapire for changing groove, prevents support block and the first drive rod Offset, while change projection offset with the diapire for changing groove, due to the presence of mismachining tolerance, it is difficult to determine support block first Positioning datum on drive rod vertically, and pass through to change the upper surface of projection not with the setting of contacting of diapire for changing groove Put, make support block only offset with the first drive rod by bottom surface, determine that the part that the first drive rod is contacted with support block is base Standard, when changing support block every time, the benchmark of support block is constant, is easy to determine the axle center of axial workpiece.

Preferably, second drive division is connected with frame sliding along the vertical direction, and the frame is located at the second drive division Top be fixedly installed gripper shoe, be provided through in the gripper shoe adjust through hole, be provided with use in the regulation through hole In the adjusting screw for adjusting the second drive division height, the screw rod of the adjusting screw is threadedly coupled with the second drive division, the tune The nut of section screw is located at the top of gripper shoe and is offseted with gripper shoe.

By adopting above-mentioned technical proposal, due to the abrasion of the medial wall of V-type detent, the axle of axial workpiece can be caused Axle center of the heart less than spindle top, in order to axial workpiece is coaxial with spindle top, rotates adjusting screw, so that second drives Dynamic portion constantly moves up, and the second drive division drives the first drive division to move up, and the first drive rod promotes support block to move upwards Dynamic position raises, and when support block is located at extreme higher position, the axle center of axial workpiece is adjusted to consistent with the axle center of spindle top, Realize the purpose of quick adjustment axial workpiece.

Preferably, the screw flight of the adjusting screw is connected with the fixing nut offseted with gripper shoe.

By the nut clamping brace plate for adopting above-mentioned technical proposal, fixing nut and adjusting screw, gripper shoe is to adjusting The nut of screw has counteracting force, so as to prevent the rotation of adjusting screw, in the long-term course of work, remains the second drive Dynamic portion is in the position of vertical direction.

In sum, this utility model has the advantages that：

1st, realize that axial workpiece is aligned automatically, greatly reduce axial workpiece and change the time used；

2nd, by the setting of drive division and supporting part, reach the effect for reducing that processing accident is produced.

Description of the drawings

Structural representations of the Fig. 1 for background technology；

Fig. 2 is the enlarged drawing of part A in Fig. 1；

Structural representations of the Fig. 3 for embodiment；

Fig. 4 is the enlarged drawing of part B in Fig. 3；

Fig. 5 is the enlarged drawing of C portion in Fig. 4；

Fig. 6 is the partial schematic diagram in embodiment, is mainly used in embodying the matching relationship changed groove and change projection；

Fig. 7 is another structural representation of embodiment, is mainly used in embodying the structural relation of the second drive division and gripper shoe；

The structural representation of shell is concealed in Fig. 8 embodiments；

Fig. 9 is the enlarged drawing of D parts in Fig. 8.

In figure：1st, frame；11st, gripper shoe；111st, adjust through hole；12nd, dovetail groove；

2nd, rotary electric machine；21st, collar bush；22nd, spindle top；3rd, tailstock platform；31st, dovetail projection；32nd, tailstock centre；33、 Fixing device；331st, fixed threaded rod；332nd, rotate handle；4th, support block；41st, detent；42nd, arc slide surface；43rd, more Change groove；5th, drive division；51st, the first drive division；511st, the first drive rod；512nd, support bar；5121st, change projection；52nd, second Drive division；6th, axial workpiece；61st, tapered location hole；7th, adjusting screw；8th, fixing nut.

Specific embodiment

Below in conjunction with the accompanying drawings and embodiment, this utility model is described in detail.

One kind walks scheming, and with reference to Fig. 3 and Fig. 8, which includes frame 1, and the diagram left end of frame 1 is provided with collar bush 21, main The axle center of axle sleeve 21 is provided through spindle top 22, and rotary electric machine 2, the rotary shaft of rotary electric machine 2 and master are provided with frame 1 Axle top 22 is connected by belt, and rotary electric machine 2 is opened, and the rotary shaft of rotary electric machine 2 drives spindle top 22 to rotate.

With reference to Fig. 3 and Fig. 4, the diagram right-hand member of frame 1 is provided with tailstock platform 3, tailstock centre 32 is provided with tailstock platform 3, The tip of tailstock centre 32 is rotatably arranged on tailstock platform 3 towards spindle top 22, tailstock centre 32, the tip of spindle top 22 Towards tailstock centre 32, spindle top 22 is coaxial with tailstock centre 32, and with reference to Fig. 8 and Fig. 9, tailstock platform 3 is along spindle top 22 Axially connect with 1 sliding of frame, dovetail groove 12 is provided with frame 1, dovetail projection 31, tailstock platform 3 on tailstock platform 3, is provided with On be provided with fixing device 33, for tailstock platform 3 is fixed on desired position, fixing device 33 includes fixing fixing device 33 Threaded rod 331, and fixed threaded rod 331 rotate the rotation handle 332 of connection, fixed threaded rod 331 through dovetail projection 31 simultaneously Extend at the diapire of dovetail groove 12, fixed threaded rod 331 is threadedly coupled with tailstock platform 3, rotate handle 332 and be located at tailstock platform 3 top, rotates handle 332, so that fixed threaded rod 331 is rotated in dovetail projection 31, makes to fix threaded rod 331 Offset with the diapire of dovetail groove 12, so as to tailstock platform 3 is fixed in frame 1, or make to fix threaded rod 331 and dovetail groove 12 diapire is separated, so as to tailstock platform 3 can in frame 1 along spindle top 22 axial slip.

With reference to Fig. 4 and Fig. 5, the supporting part for supporting axial workpiece 6 in frame 1, is provided with, the two ends of axial workpiece 6 typically set Tapered location hole 61 is equipped with, if no tapered location hole 61, needs to increase main shaft head part with the clamping axle class of tailstock centre 32 The chucking power of part 6, supporting part include support block 4, and the upper surface of support block 4 is provided with the detent 41 of V-structure, positioning The direction of groove 41 is axial consistent with spindle top 22, at the rubber of the side wall of detent 41 and the upper surface of support block 4 Arc slide surface 42 is provided with, to prevent the outer surface of axial workpiece 6 from being printed off indenture.

With reference to Fig. 3, where changing axial workpiece 6 for operator in front of the diagram of frame 1, frame 1 is in front of diagram Medial wall on be provided with drive division 5, with reference to Fig. 4, drive division 5 includes the first drive division 51 and the second drive division 52, and first drives Dynamic portion 51 has the first drive rod 511, and the first drive division 51 is lift cylinder, and the first drive rod 511 is the piston of lift cylinder Bar, the piston rod of lift cylinder are vertically moved back and forth, and propping up for vertical shape is fixedly installed on the piston rod of lift cylinder Strut 512, to reduce the lifting travel of the piston rod of lift cylinder.

With reference to Fig. 6, the lower surface of support block 4 is provided with the replacing groove 43 of rectangular structure, and the top of support bar 512 sets The replacing projection 5121 for being equipped with and changing 43 male-female of groove, changes the height of projection 5121 less than the depth for changing groove 43 Degree, when support block 4 is socketed on replacing projection 5121, when lower surface and the support bar 512 of support block 4 offset, changes projection There is gap between 5121 upper surface and the diapire of replacing groove 43.

With reference to Fig. 4 and Fig. 7, the second drive division 52 is thrust cylinder, and thrust cylinder is arranged in frame 1, thrust cylinder In the horizontal direction, the direction before and after diagram moves back and forth piston rod, and lift cylinder is fixed on the piston rod of thrust cylinder, pushes away Strength cylinder and frame about 1 sliding be connected, thrust cylinder is connected by dovetail groove, dovetails sliding with frame 1, and frame 1 is located at Gripper shoe 11 is provided with above thrust cylinder, is provided through adjusting through hole 111 in gripper shoe 11, is adjusted and put in through hole 111 Adjusting screw 7 is equipped with, the nut of adjusting screw 7 is located at the top for adjusting through hole 111, and offsets with gripper shoe 11, adjusts through hole 111 screw diameter with diameter greater than adjusting screw 7, the screw flight connection thrust cylinder of adjusting screw 7, in adjusting screw 7 Fixing nut 8 is threaded with, fixing nut 8 is located between gripper shoe 11 and thrust cylinder, being tightened in for fixing nut 8 is propped up On fagging 11, so as to prevent adjusting screw 7 from rotating during use.

The course of work：With reference to Fig. 3, Fig. 4 and Fig. 5, when the clamping of axial workpiece 6 is carried out, start and walk scheming, first by axle Class part 6 is placed in detent 41, and then the piston rod of thrust cylinder promotes lift cylinder to push away to below main shaft thimble It is dynamic, until the axle center of axial workpiece 6 is located at the underface in 22 axle center of spindle top, the piston rod of lift cylinder by support block 4 to Upper promotion, so as to axial workpiece 6 is pushed at spindle top 22, the axle center of axial workpiece 6 is concentric with main shaft thimble, reference Fig. 8, now, tailstock platform 3 is promoted at spindle top 22 by operator, until tailstock centre 32 will with spindle top 22 simultaneously The two ends of axial workpiece 6 offset, and with reference to Fig. 9, rotate handle 332, make to fix the diapire of threaded rod 331 and dovetail groove 12 Offset, so as to prevent tailstock centre 32 from moving to the direction away from spindle top 22, then the piston rod of lift cylinder is to moving down Dynamic, so that detent 41 departs from axial workpiece 6, the cutter for walking scheming is processed to axial workpiece 6.

With reference to Fig. 4 and Fig. 5, after axial workpiece 6 is machined, spindle top 22 stops operating, the piston of lift cylinder Bar is moved up, so that axial workpiece 6 is located just in detent 41, with reference to Fig. 8 and Fig. 9, operator rotate Handle 332, so that fixed threaded rod 331 departs from the diapire of dovetail groove 12, tailstock platform 3 is pulled to the right, so that axle Class part 6 falls in detent 41.

Reference picture, 4, the piston rod of lift cylinder is moved down, and support block 4 is moved to the lower section of spindle top 22, is pushed away The piston rod retraction of strength cylinder, so as to support block 4 to be moved to the edge of frame 1, axial workpiece 6 is picked up by operator, So as to realize the installation and removal of an axial workpiece 6, the time of clamping and dismounting axial workpiece 6 is greatly reduced.

With reference to Fig. 7, when needing to adjust the height of thrust cylinder, fixing nut 8 is rotated and away from support by spanner Plate 11, then rotating adjusting screw 7 makes thrust cylinder be moved upward to desired position, is then tightened in fixing nut 8 and props up On fagging 11, the altitude mixture control of thrust cylinder is realized.

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to Go out, for those skilled in the art, some improvement under the premise of without departing from this utility model principle and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims (8)

1. one kind walks scheming, including frame (1), and on the frame (1), side is provided with spindle top (22), and opposite side is along main shaft Top (22) axial slip is provided with tailstock centre (32), and the tailstock centre (32) is provided with for tailstock centre (32) is solid The fixing device (33) being scheduled in frame (1), is characterized in that：It is provided with the frame (1) for supporting axial workpiece (6) Supporting part, the supporting part are connected with for supporting part is moved to spindle top (22) place and axial workpiece (6) is kept with master The coaxial drive division (5) of axle top (22).

2. it is according to claim 1 walk scheming, it is characterized in that：The drive division (5) includes being connected with supporting part and along upper Lower section to reciprocal the first drive division (51) for pushing supporting part, and the first drive division (51) connection and reciprocal in the horizontal direction push Second drive division (52) of the first drive division (51).

3. it is according to claim 2 walk scheming, it is characterized in that：The supporting part includes support block (4), the support block (4) side for supporting axial workpiece (6) is provided with the length direction detent axially consistent with spindle top (22) (41), the detent (41) is along the V-shaped structure of two side walls perpendicular to spindle top (22).

4. it is according to claim 3 walk scheming, it is characterized in that：Detent (41) medial wall and support block (4) Lateral wall intersection is provided with arc slide surface (42).

5. it is according to claim 3 walk scheming, it is characterized in that：First drive division (51) is including what is pumped First drive rod (511), the support block (4) are provided with replacing groove (43) away from the side of detent (41), and described the The replacing projection (5121) for being provided with one drive rod (511) and changing groove (43) male-female.

6. it is according to claim 5 walk scheming, it is characterized in that：Replacing projection (5121) is along replacing groove (43) depth The length dimension in direction is less than the depth dimensions for changing groove (43).

7. it is according to claim 2 walk scheming, it is characterized in that：Second drive division (52) along the vertical direction with frame (1) sliding connection, the frame (1) are fixedly installed gripper shoe (11), the support above the second drive division (52) It is provided through adjusting through hole (111) on plate (11), is provided with for adjusting the second drive division in regulation through hole (111) (52) adjusting screw (7) of height, the screw rod of the adjusting screw (7) are threadedly coupled with the second drive division (52), the regulation The nut of screw (7) is located at the top of gripper shoe (11) and is offseted with gripper shoe (11).

8. it is according to claim 7 walk scheming, it is characterized in that：The screw flight of the adjusting screw (7) is connected with and props up The fixing nut (8) that fagging (11) offsets.