CN2668299Y

CN2668299Y - Improved automatic lathe

Info

Publication number: CN2668299Y
Application number: CNU2003201123580U
Authority: CN
Inventors: 蔡春吉
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-11-25
Filing date: 2003-11-25
Publication date: 2005-01-05
Anticipated expiration: 2013-11-25

Abstract

The utility model provides an improved automatic lathe. The improved automatic lathe comprises a driving device used for making a main rotating shaft and an auxiliary rotating shaft do synchronous rotation, a clamping mechanism used for controlling a clamping jaw to gird and release workpieces, a slide mechanism used for setting the length of turning workpieces and griping the workpieces completed by turning, a cushioning mechanism used for setting the anchor point which the slide mechanism walks forward, and a position-limit mechanism used for blocking the anchor point which the slide mechanism moves backward. By means of the combination of the mechanisms, the workpieces can automatically feed, block and grip material, and various turning processing is made to conduct fast, continuously and stably in order to greatly raise turning precision.

Description

Improved automatic lathe

Technical field

The novel a kind of lathe of the utility model relates in particular to and a kind ofly makes action smooth and easy, the improved automatic lathe that improves feeding quality, turning accuracy, production efficiency and reduce production costs.

Background technology

Existing automatic lathe structure is as Figure 13, shown in Figure 14, its base 71 tops have the main body 711 and coupling seat 712 of mutual correspondence, but this main body 711 has the outer tube 713 of spinning motion, an end is the Shu Heduan of ecto-entad convergent taper in the pipe, its cylinder body 72 is connected in coupling seat 712 and stands opposite each other at a distance with outer tube 713, its linked block 73 is the fork shape and is bolted on the axostylus axostyle 721 of cylinder body 72, it is had the interior pipe 741 that is the rotation shape in ring of rotating ring 74, to be inserted in these outer tube 713 interior being spirally connected with pawl clamp 75 is one, ring neighboring relative position depression has embedded groove 742, for the 731 plant location, two ends of linked block 73 forks.In view of the above, the linked block 73 that is spirally connected by the axostylus axostyle 721 of cylinder body 72, control by rotating ring 74 with its propelling or retract and shift movement, cause in this pipe 741 in outer tube 713, to make the synchronous reciprocating shift movement in the lump, and make pawl clamp 75 clamping of workpieces and pine oil workpiece together with pawl clamp 75.The two ends 731 but its linked block 73 diverges out monolaterally drive by rotating ring 74 shift positions with cylinder body 72, and its point of application is positioned at monolateral, and idol has the shortcoming that action has some setbacks takes place, and demands the dealer urgently and is improved.

The utility model content

Have the shortcoming that action has some setbacks takes place in order to overcome existing automatic lathe idol, the utility model provides a kind of improved automatic lathe, and it is smooth and easy that it can reach the automatic lathe action, improves feeding quality, turning accuracy, production efficiency and reduces production costs.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of improved automatic lathe is characterized in that, is made up of a transmission mechanism, a feeding clip mechanism, a slide mechanism, a buffer gear and a position-limit mechanism; Wherein: this transmission mechanism comprises that again propping up frame, bearing block, axostylus axostyle, toothed wheel in time advises belt; The described top of the trellis that props up has a platform, this platform end face lock dress bearing block and bearing block, this bearing block and bearing block are worn the axostylus axostyle that bridges for pivot, these axostylus axostyle two ends are fixedly toothed wheel, toothed wheel respectively, its toothed wheel is a time spent rule belt around overlapping transmission to the toothed wheel of main shaft, and the rule belt was around overlapping transmission to the toothed wheel of auxiliary spindle when toothed wheel was then borrowed; When this main shaft rotates at a high speed,, drive toothed wheel by axostylus axostyle again and in time advise belt and the rotating shaft of toothed wheel transmission, cause auxiliary spindle and main shaft to rotate synchronously by toothed wheel and time rule belt transmission toothed wheel; Described feeding clip mechanism is made up of runners, axostylus axostyle, cylinder pressure, driving body and base; The general L-shaped body of this runners is locked in two sides of auxiliary spindle head top surface respectively, and the group axostylus axostyle is striden in its interval, vertical part; This axostylus axostyle is cut and is established a plane for organizing cylinder pressure admittedly, and two ends are to establish path pivot end slightly, in the perforation that is set in runners as the turning joint of cylinder pressure reclining angle; This driving body is a rectangle hollow out framework, two faces are provided with upper lug and lower lug up and down, and upper lug borrows pin to be articulated on the expansion link of cylinder pressure, and the logical empty position of central authorities is then adorned by rotating ring with two pin pivots, and lower lug is sold pivot group in the storage tank of base, as the turning joint at driving body angle of inclination with another; This base is stretched up and is established a pair of lug, so that form storage tank between two lugs, this storage tank is for the lower lug of winding driving body, and it is fixed to relend the pin pivot; When the expansion link of this cylinder pressure stretches out, promptly push driving body toward top rake one angle, just draw by the displacement in auxiliary spindle of rotating ring interlock jaw with two pins this moment, and make the periphery of jaw be subjected to the conflict of auxiliary spindle and tighten workpiece, otherwise, just release jaw pine oil workpiece when the expansion link of this cylinder pressure shrinks; Described slide mechanism is made of slide rail, group riser, locating piece, buffer, anchor clamps cylinder, chuck and baffle plate again; Wherein these slide rail two ends be prop up before utilizing frame and after prop up the auxiliary spindle top that frame is crossed on the lathe body, affixed group of riser of its bottom slide, the place ahead interlocking locating piece of this group riser, the radial perforation assembling buffer of this locating piece, be made for backgauge and set the size of turner, the anchor clamps cylinder is organized at the rear of this group riser admittedly, chuck locks respectively on bottom two movable claws of this anchor clamps cylinder, the opposite face of this chuck is to have the depression jaw, the workpiece that supplies gripping turning to finish, this baffle plate is the side that lock is contained in the group riser, and a horizontal top surface is established at its top; Described buffer gear is made up of body, fixed block, jam plate, buffer and trimming bolt again; Wherein: these body end face two sides are provided with oblique bead, the face that two fixed blocks are relative is slightly to be triangular pyramidal, the bottom outside corner is cut and is established an inclined-plane, this inclined-plane just with the corresponding coupling of the oblique bead of this body, this jam plate is that group places the body back for the assembling buffer, this body front buffer utilizes lock nut assembling trimming bolt on one side, and its integral body is slide rail two sides that are fastened on slide mechanism with the relative pyrometric cone of two fixed blocks, and trimming bolt is for the anchor point of setting slide mechanism displacement forward; Described position-limit mechanism is and includes cylinder pressure, locating shaft, guide pin bushing and fixed head; Wherein the telescopic shaft of this cylinder pressure is assembled with a pipeline section locating shaft, its below interlocking guide pin bushing and fixed head, the central perforation of this guide pin bushing is done upper and lower displacement for the correcting locating shaft, integral body is to borrow fixed head lock group in chute inside, make its slide rail that just is positioned at slide mechanism top, be to borrow the telescopic shaft of cylinder pressure back and forth to release locating shaft, for the anchor point of backstop slide mechanism displacement backward; Borrow the design of above-mentioned slide mechanism, buffer gear and position-limit mechanism, slide mechanism can be below slide rail shift reciprocately, it is the anchor point of the drift backgauge of buffer when utilizing buffer gear setting slide mechanism mobile forward, that is the length of setting workpiece and the location of workpiece that gripping turning is finished; Just can resist the end face trailing edge of slide mechanism baffle plate when releasing locating shaft, set the anchor point that slide mechanism moves backward in view of the above as for this position-limit mechanism.

The beneficial effects of the utility model are, it is smooth and easy that it can reach the automatic lathe action, improve feeding quality, turning accuracy, production efficiency and reduce production costs.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the combination schematic perspective view of the utility model preferred embodiment

Fig. 2 is that schematic perspective view is made up at the angle of looking up of the utility model preferred embodiment

Fig. 3 is the exploded perspective schematic diagram of the utility model feeding clip mechanism

Fig. 4 is the combination schematic perspective view of the utility model feeding clip mechanism

Fig. 5 is the action schematic diagram of the utility model feeding clip mechanism

Fig. 6 is the exploded perspective schematic diagram of the utility model slide mechanism

Fig. 7 is the combination schematic perspective view of the utility model slide mechanism

Fig. 8 is the exploded perspective schematic diagram of the utility model buffer gear

Fig. 9 is the combination schematic perspective view of the utility model buffer gear

Figure 10 is the exploded perspective schematic diagram of the utility model position-limit mechanism

Figure 11 is the combination schematic perspective view of the utility model position-limit mechanism

Figure 12 is the action schematic diagram of the utility model preferred embodiment

Figure 13 is the exploded perspective schematic diagram of existing automatic machine tool

Figure 14 is the combined body schematic diagram of existing automatic machine tool

The number in the figure explanation:

10 headstocks, 11 main shafts, 12 toothed wheel

13 auxiliary spindles, 14 toothed wheel

15 by rotating ring 16 jaws

20 transmission mechanisms

21 prop up frame 211 platforms

22 bearing blocks, 23 bearing blocks, 24 axostylus axostyles

25 toothed wheel, 26 toothed wheel

Rule belt during 27 o'clock rule belts 28

30 feeding clip mechanisms

31 runners, 311 bolts, 312 vertical parts

313 perforation

32 axostylus axostyles, 321 planes, 322 bolts

323 pivot ends

33 cylinder pressures, 331 expansion links

34 driving bodies, 341 upper lugs, 342 lower lugs

343 pins 344 are saturating empty

345 pins, 346 pins

35 bases, 351 lugs, 352 storage tanks

40 slide mechanisms

Prop up frame after propping up frame 412 before 41 slide rails 411

413 slides

42 groups of riser 421 bolts 422 bolts

43 locating pieces, 431 radial perforations

44 buffers, 441 drifts

45 anchor clamps cylinders, 451 movable claws, 452 bolts

46 chucks, 461 jaws

47 baffle plates, 471 bolts, 472 end faces

50 buffer gears

51 bodies, 611 oblique beads

52 fixed blocks, 521 pyrometric cones, 522 inclined-planes

523 bolts

53 jam plates, 531 bolts

54 buffers

55 trimming bolts, 551 lock nuts

60 block mechanisms

61 cylinder pressures, 611 telescopic shafts, 612 countersink head screws

62 locating shafts

631 perforation of 63 guide pin bushings

64 fixed heads, 65 bolts, 66 chutes

The specific embodiment

At first, see also Fig. 1, shown in Figure 2, the utility model comprises members such as a transmission mechanism 20, a feeding clip mechanism 30, a slide mechanism 40, a buffer gear 50 and a position-limit mechanism 60, wherein:

This transmission mechanism 20 includes elements such as propping up frame 21, bearing

block

22,23, axostylus axostyle 24,

toothed wheel

25,26,12,14

timely rule belts

27,28 again and forms;

This props up frame 21 is up to erect from headstock 10, its top is provided with a platform 211, these front and back, platform 211 top are locked

dress bearing block

22,23 relatively, and this

bearing block

22,23 is worn the axostylus axostyle 24 that bridges for pivot, in these axostylus axostyle 24 2 ends fixing

toothed wheel

25,26 respectively, thereafter side tooth profile wheel 25 be when utilizing rule belt 27 around overlapping transmission to the toothed wheel 12 at main shaft 11 rears, rule belt 28 transmission on the toothed wheel 14 that is nested with auxiliary spindle 13 rears when 26 of the place ahead toothed wheel are borrowed another; When this main shaft 11 is done to rotate at a high speed by toothed wheel 12 and the time rule belts 27 Tooth Profile wheel 25, drive toothed wheel 26 in time rule belt 28 and toothed wheel 14 transmission rotating shafts 13 in regular turn by axostylus axostyle 24 again, so that main shaft 11 and auxiliary spindle 13 rotate with speed with locking phase, not only can reach accurate turner, and can make the turning section of workpiece smooth, the central point burr that exhausted nothing fractures.

To shown in Figure 5, above-mentioned feeding clip mechanism 30 is made up of runners 31, axostylus axostyle 32, cylinder pressure 33, driving body 34 and base 35 again as Fig. 3.

These runners 31 general L-shaped bodies are to utilize bolt 311 to be locked in two sides that auxiliary spindle 13 head top surface are kept to the side respectively, organize axostylus axostyle 32 for striding between its vertical part 312.

These axostylus axostyle 32 peripheries are cut and are established a plane 321, organize cylinder pressure 33 admittedly by another bolt 322, and its two end is made as path pivot end 323 slightly, for the turning joint that is set in the perforation 313 of runners 31 as cylinder pressure 33 reclining angles.

This driving body 34 is rectangle hollow out frameworks, two in the face of claiming to be provided with a pair of upper lug 341 and lower lug 342 up and down, its upper lug 341 usefulness pins 343 are articulated on the expansion link 331 of cylinder pressure 33, logical empty 344 positions of central authorities are adorned radially by rotating ring 15 with two pins, 345 pivots, its lower lug 342 then utilizes another to sell 346 pivot groups in the storage tank 352 of base 35, as the turning joint at driving body 34 angles of inclination.

The top of this base 35 is stretched and is established a pair of lug 351, so that form storage tank 352 between two lugs 351, and this storage tank 352 gives pivot with pin 346 again and decides for the lower lug 342 that is assembled into driving body 34.

Again as shown in Figure 5, when the expansion link 313 of above-mentioned cylinder pressure 33 stretches out, promptly push driving body 34 toward top rake one angle, simultaneously by the 345 traction displacements forward in auxiliary spindle 13 of two pins by rotating ring 15 and jaw 16, and the periphery that makes jaw 16 is subjected to the conflict of auxiliary spindle 13 and tightens workpiece, otherwise, release jaw 16 pine oil workpiece when shrinking because of the expansion link 331 of this cylinder pressure 33.

See also Fig. 2, Fig. 6, shown in Figure 7, this slide mechanism 40 comprises slide rail 41, group riser 42 again, and elements such as locating piece 43, slow portion device 44, anchor clamps cylinder 45, chuck 46 and baffle plate 47 constitute.

These slide rail 41 2 ends be prop up before utilizing frame 411 and after prop up frame 421 and stride auxiliary spindle 13 tops of being located at the lathe body, its bottom slide 413 solid group group risers 42, utilize bolt 421 interlocking locating piece 43 down in the place ahead of this group riser 42, and set firmly buffer 44 at the radial perforation 431 of this locating piece 43, and the drift 441 of this buffer 44 is positioned on the concentric with auxiliary spindle 13, being used for backgauge sets the length of turner, utilize another bolt 422 to organize anchor clamps cylinder 45 down admittedly again at the rear of this group riser 42, on bottom two movable claws 451 of this anchor clamps cylinder with bolt 452 chuck 46 that locks respectively, the opposite face of this chuck 46 has depression jaw 461, and this jaw 461 is positioned at the workpiece that gripping turning is finished on the concentric with auxiliary spindle 13.The facade of this baffle plate 47 is the sides that are assembled in riser 42 with bolt 471, and a horizontal top surface 472 is established at its top.

And for example Fig. 2, Fig. 8, shown in Figure 9, this buffer gear 50 is made up of elements such as body 51, fixed block 52, jam plate 53, buffer 54 and trimming bolts 55 again.

These body 51 end faces two sides are provided with oblique bead 511, these two fixed blocks, 52 relative faces are to be made as slightly to be pyrometric cone 521 forms, the bottom outside corner is cut and is established an inclined-plane 522, this inclined-plane 522 just with the oblique bead 511 corresponding couplings of body 51, continue and locked with bolt 523, this jam plate 53 is to be mounted on body 51 back for assembling buffer 54 by another bolt 531, body 51 front buffers 54 utilize lock nut 551 assembling trimming bolts 55 on one side, and its integral body is to utilize two fixed blocks, 52 relative pyrometric cones 521 to be fastened on slide rail 41 2 sides of slide mechanism 40.Above-mentioned trimming bolt 55 is for the anchor point of setting slide mechanism 40 displacement forward, that is the length of setting turner.

Fig. 1, Figure 10, shown in Figure 11 for another example, this position-limit mechanism 60 comprises elements such as cylinder pressure 61, locating shaft 62, guide pin bushing 63 and fixed head 64 again.

The telescopic shaft 611 of this cylinder pressure 61 is to utilize countersink head screw 612 to be assembled with a pipeline section locating shaft 62, bolt 65 interlocking guide pin bushings 63 and fixed head 64 are then used in its below, the central perforation 631 of this guide pin bushing 63 is done upper and lower displacement for leading down locating shaft 62, integral body is in chute 66 inside by fixed head 64 lock groups, so that it just is positioned at slide rail 41 tops of slide mechanism 40, it is back and forth to release locating shaft 62 by the telescopic shaft 611 of cylinder pressure 61, impels the anchor point of these locating shaft 62 backstop slide mechanism 40 displacements backward.

Aforesaid slide mechanism of the present utility model 40, the structural design of buffer gear 50 and position-limit mechanism 60, please cooperate again consult shown in Figure 12, this slide mechanism 40 can move by shift reciprocately below slide rail 41, it is the fixed point of drift 441 backgauges of buffer 44 when utilizing buffer gear 50 setting slide mechanisms 40 mobile forward, just set the length of turner, the position of finishing workpiece with gripping turning, just can resist end face 472 trailing edges of slide mechanism 40 baffle plates 47 when releasing as for the locating shaft 62 of this position-limit mechanism 60, be to be used for the mobile backward anchor point of block slide mechanism 40.So the utility model can significantly improve feeding quality, precision, production efficiency and reduce cost of labor, this is the existing automatic lathe device advantage that is beyond one's reach.

In sum, the utility model is on structural design, use practicality and cost benefit, it is required to meet industry development fully, and the structure that is disclosed also is to have unprecedented innovation structure, have novelty, creativeness, practicality, the regulation that meets relevant novel patent requirement is so file an application in accordance with the law.

Claims

1, a kind of improved automatic lathe is characterized in that, is made up of a transmission mechanism, a feeding clip mechanism, a slide mechanism, a buffer gear and a position-limit mechanism; Wherein:

This transmission mechanism comprises that again propping up frame (21), bearing block (22), (23), axostylus axostyle (24), toothed wheel (25), (26), (12), (14) in time advises belt (27), (28);

The described top of the trellis that props up has a platform, this platform end face lock dress bearing block (22) and bearing block (23), this bearing block (22) and bearing block (23) are worn the axostylus axostyle that bridges for pivot, these axostylus axostyle two ends are fixedly toothed wheel (25), toothed wheel (26) respectively, its toothed wheel (25) is that time spent rule belts (27) are gone up transmission around the toothed wheel (12) of overlapping to main shaft, and rule belts (28) were gone up transmission around the toothed wheel (14) of overlapping to auxiliary spindle when toothed wheel (26) was then borrowed; When this main shaft rotates at a high speed,, drive toothed wheel (26) by axostylus axostyle again and in time advise belt (28) and toothed wheel (14) transmission rotating shaft, auxiliary spindle and main shaft are rotated synchronously by toothed wheel (12) and time rule belt (27) Tooth Profile wheel (25);

Described feeding clip mechanism is made up of runners, axostylus axostyle, cylinder pressure, driving body and base;

The general L-shaped body of this runners is locked in two sides of auxiliary spindle head top surface respectively, and the group axostylus axostyle is striden in its interval, vertical part;

This axostylus axostyle is cut and is established a plane for organizing cylinder pressure admittedly, and two ends are to establish path pivot end slightly, in the perforation that is set in runners as the turning joint of cylinder pressure reclining angle;

This driving body is a rectangle hollow out framework, two faces are provided with upper lug and lower lug up and down, and upper lug borrows pin to be articulated on the expansion link of cylinder pressure, and the logical empty position of central authorities is then adorned by rotating ring with two pin pivots, and lower lug is sold pivot group in the storage tank of base, as the turning joint at driving body angle of inclination with another;

This base is stretched up and is established a pair of lug, so that form storage tank between two lugs, this storage tank is for the lower lug of winding driving body, and it is fixed to relend the pin pivot;

Described slide mechanism is made of slide rail, group riser, locating piece, buffer, anchor clamps cylinder, chuck and baffle plate again; Wherein

These slide rail two ends be prop up before utilizing frame and after prop up the auxiliary spindle top that frame is crossed on the lathe body, affixed group of riser of its bottom slide, the place ahead interlocking locating piece of this group riser, the radial perforation assembling buffer of this locating piece, the anchor clamps cylinder is organized at the rear of this group riser admittedly, the chuck that locks respectively on bottom two movable claws of this anchor clamps cylinder, and the opposite face of this chuck is to have the depression jaw, this baffle plate is the side that lock is contained in the group riser, and a horizontal top surface is established at its top;

Described buffer gear is made up of body, fixed block, jam plate, buffer and trimming bolt again; Wherein:

These body end face two sides are provided with oblique bead, the face that this two fixed block is relative is slightly to be triangular pyramidal, the bottom outside corner is cut and is established an inclined-plane, this inclined-plane just with the corresponding coupling of the oblique bead of this body, this jam plate is that group places the body back for the assembling buffer, this body front buffer utilizes lock nut assembling trimming bolt on one side, and its integral body is slide rail two sides that are fastened on slide mechanism with the relative pyrometric cone of two fixed blocks;

Described position-limit mechanism is and includes cylinder pressure, locating shaft, guide pin bushing and fixed head; Wherein

The telescopic shaft of this cylinder pressure is assembled with a pipeline section locating shaft, its below interlocking guide pin bushing and fixed head, the central perforation of this guide pin bushing is done upper and lower displacement for the correcting locating shaft, integral body is to borrow fixed head lock group in chute inside, make its slide rail that just is positioned at slide mechanism top, be to borrow the telescopic shaft of cylinder pressure back and forth to release locating shaft, for the anchor point of backstop slide mechanism displacement backward.