CN211029242U - Zero point positioning dividing disc structure of multi-shaft processing machine - Google Patents

Abstract

The utility model provides a multiaxis processing machine zero point location graduated disk structure, its installs at an graduated disk, and this graduated disk combines at a machine tool through a plurality of screws, the graduated disk on set up a plurality of location pinhole and assemble a plurality of locating pins on it, be provided with X direction spout, Y direction spout on the graduated disk, be equipped with fixed round pin spare and activity round pin spare in the aforesaid X direction spout, Y direction spout in install an initiative round pin spare and a propulsion unit, be equipped with an initiative end on this initiative round pin spare, it can promote the interlock end of this activity round pin spare to make activity round pin spare prop towards fixed round pin spare direction, and regard as a backstop effect with this fixed round pin spare, make the accurate fixing in this zero point position of processing thing, through the utility model discloses a design can prevent to produce micro deviation, improves the qualification rate and the precision of processing thing.

Description

Zero point positioning dividing disc structure of multi-shaft processing machine

Technical Field

The utility model relates to a positioning structure that the machine tool is used for fixing a position the processing thing, especially indicate a multiaxis processing machine zero point location graduated disk structure.

Background

Fig. 1 shows an index plate of a 4 th shaft of a CNC machine tool; fig. 2 shows the index plate of the 4 th-5 th axis of the CNC machine tool, the index plate can drive the machined object to rotate to the machining position, and the machined object can be machined from the side edge or the designated position of the machined object, so the machined object with complicated shape such as turbine, gear, blade, etc. is quite suitable for machining by the index plate.

As shown in fig. 3, for the processed object with a non-circular shape, a technician typically mounts a processing fixture on the index plate, and then fixes the processed object on the processing fixture by using a coupling member such as a screw for processing.

However, the method of locking and positioning by screws has the following disadvantages:

1. the operator can continuously disassemble and assemble the screw during feeding and discharging, so that the processing time is prolonged;

2. the use of screws to lock the processed object will generate a trace offset, especially more than two screws, the generated offset will be larger and larger, in order to overcome the error that must be corrected by the measuring tool, such a way will prolong the processing time and reduce the production efficiency;

3. sometimes, the position of the processed object and the processing jig is a position where the screw is not easy to lock, or the screw causes the problem of processing interference, thereby greatly increasing the complexity of processing.

How to improve the disadvantages of the prior art structure is a problem that is actively overcome by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a zero-point positioning dividing plate structure for a multi-spindle machining machine, which is installed on a dividing plate, the dividing plate is combined with a machine through a plurality of screws, and the machine drives the dividing plate to rotate and displace to receive machining, the dividing plate is provided with a plurality of positioning pin holes, and a plurality of positioning pins are assembled in the positioning pin holes, and the positioning pins position a workpiece, the dividing plate defines a Z direction with an axis direction, defines an X direction and a Y direction with a plane perpendicular to the Z direction, and the X direction and the Y direction are vertical; at least one X-direction sliding groove is arranged along the X direction, at least one Y-direction sliding groove is arranged along the Y direction, and the X-direction sliding grooves and the Y-direction sliding grooves are vertically staggered;

the X-direction sliding chute transversely penetrates through the positioning pin hole, an inner hexagonal fixing unit and a fixing pin piece are arranged at the two ends of the X-direction sliding chute inwards, a movable pin piece is arranged in the X-direction sliding chute close to the Y-direction sliding chute, and a wedge-shaped linkage end is arranged at the bottom end of the movable pin piece; the Y-direction sliding groove is internally provided with an active bolt which is provided with a wedge-shaped active end corresponding to the linkage end, the active bolt is driven by a propulsion unit to propel the active bolt along the Y direction, so that the linkage end is slidably propelled along the active end, furthermore, the movable pin piece is driven by the active bolt to gradually prop towards one end far away from the Y direction, and meanwhile, the movable pin piece drives the positioning pin to a zero point position and takes the fixed pin piece as a stopping function, so that the processed object is accurately fixed at the zero point position.

Therefore, the structure is that the processed object is provided with the connecting hole corresponding to the positioning pin, the processed object is arranged on the positioning pin, the driving bolt is driven by the propelling unit, the driving end drives the linkage end by utilizing the characteristic of the wedge-shaped inclined surface, and the characteristic that the movable pin piece is gradually propped drives the positioning pin to move the processed object to the zero point position and fix the processed object, so that the processing can be carried out.

In an embodiment of the present invention, the active end is provided with a stopping portion, and the slope of the active end is different from the slope of the stopping portion.

The utility model discloses an in the embodiment, this locating pin has a interlock slot, and aforementioned fixed pin spare just can correspond this interlock slot with this activity round pin spare and drive this locating pin and impel towards zero point position.

Preferably, the implement is an index plate of the 4 th shaft.

Preferably, the implement is a 5 th shaft indexing disk.

Preferably, the outer side of the sliding chute in the X direction is provided with a plurality of inner hexagonal fixing units and fixing pin pieces, and the other end corresponding to the fixing pin pieces is provided with a movable pin piece; a plurality of inner hexagonal fixing units, a plurality of fixing pin pieces and a plurality of movable pin pieces which correspond to the Y direction are arranged in the Y-direction sliding groove; the center of the index plate also comprises a linkage sliding chute for providing the movement of the driving bolt and the propelling unit, and the driving bolt is driven by the propelling unit to propel along the linkage sliding chute so as to enable the linkage end to be propelled and slide by the driving end; moreover, the X-direction sliding groove and the Y-direction sliding groove are arranged to be H-shaped, the active pin pieces can push the movable pin pieces, and then the positioning pin is pushed to the zero point position, so that the processed object is accurately fixed at the zero point position.

Through the utility model discloses a structure has following use efficiency:

1. the utility model provides another positioning mode, and compared with the prior art, the positioning mode of the positioning pin can prevent the generation of micro deviation and improve the precision of the processed object;

2. the utility model can be combined with automation equipment, for example, the mechanical arm is used for feeding and discharging and the structure of the utility model is used for positioning, thus, a full-automatic factory can be formed to greatly increase the mechanical utilization rate;

3. the utility model discloses a position that current structure need rectify the processing thing through the measuring tool is avoided to the structure, in other words, reduces the process time and promotes the utilization of machinery, improves user's profit.

Drawings

FIG. 1 is a perspective view of the 4 th shaft index plate of the CNC machine tool of the present invention;

FIG. 2 is a perspective view of the 4 th-5 th axis index plate of the CNC machine tool of the present invention;

fig. 3 is an exploded view of the present invention;

FIG. 4 is an exploded perspective view of the structure on the other side of FIG. 3;

fig. 5 is a perspective view of the structure of the present invention;

FIG. 6 is a view showing the usage state of the present invention;

FIG. 7 is a schematic structural diagram of another embodiment of the present invention;

fig. 8 is an enlarged view of a portion a of fig. 7.

Description of the reference numerals

100 index plate

200 implement

10 positioning pin hole

20 positioning pin

21 interlocking groove

30X direction chute

31 inner hexagonal fixing unit

32 securing pin

33 Movable pin

331 linkage end

40Y direction chute

41 active bolt

411 active terminal

412 stop part

42 propulsion unit

50 processed product

51 connecting hole

Position of zero A

Second embodiment

43 inner hexagonal fixing unit

44 securing pin

45 movable pin

46 interlock the chute.

Detailed Description

Please refer to fig. 1 to 2, the zero point positioning dividing plate structure of the multi-spindle processing machine of the present invention, on a dividing plate 100, the dividing plate 100 is combined to a machine 200 through a plurality of screws, and the machine 200 drives the dividing plate 100 to rotate and displace for processing, wherein the machine 200 can select the dividing plate of the 4 th axis of fig. 1 or the dividing plate of the 4 th to 5 th axes of fig. 2, even the general machine tool table and the servo motor (the embodiment is not repeated) can use the structure of the present invention to perform the zero point positioning processing.

As shown in fig. 3 to 6, the index plate 100 is provided with four positioning pin holes 10, but in practice, the number of positioning pins 20 is not limited to only 4, and a plurality of positioning pins 20 are fitted into the positioning pin holes 10, and the positioning pins 20 position a workpiece 50.

As shown in fig. 3, 5 and 6, the index plate 100 is defined by a Z direction along the axial direction, and an X direction and a Y direction along a plane perpendicular to the Z direction, wherein the X direction and the Y direction are perpendicular; at least one X-direction runner 30 is disposed along the X-direction, at least one Y-direction runner 40 is disposed along the Y-direction, and the X-direction runner 30 and the Y-direction runner 40 are vertically staggered.

Referring to fig. 3 to fig. 6, the X-direction sliding slot 30 transversely penetrates the positioning pin hole 10, a hexagon socket head fixing unit 31 and a fixing pin 32 are assembled at two ends of the X-direction sliding slot 30 inward, a movable pin 33 is disposed in the X-direction sliding slot 30 close to the Y-direction sliding slot 40, and a wedge-shaped linking end 331 is disposed at a bottom end of the movable pin 33; the Y-direction sliding slot 40 is internally provided with an active bolt 41, the active bolt 41 is provided with a wedge-shaped active end 411 corresponding to the linkage end 331, the active bolt 41 is driven by a propulsion unit 42 to propel the active bolt 41 along the Y direction, so that the linkage end 331 slides and propels along the active end 411, furthermore, the movable pin 33 is driven by the active bolt 41 to gradually prop towards one end far away from the Y direction, and meanwhile, the movable pin 33) drives the positioning pin 20 to a zero position a, and the fixed pin 32 serves as a stop, so that the workpiece 50 is accurately fixed at the zero position a.

As shown in fig. 3 to fig. 6, the above structure only needs to provide the processing object 50 with the connecting hole 51 corresponding to the positioning pin 20, the processing object 50 is mounted on the positioning pin 20, the driving bolt 41 is driven by the pushing unit 42, the driving end 411 drives the linking end 331 by utilizing the wedge-shaped slope characteristic, and the positioning pin 20 is driven by the gradually propping characteristic of the movable pin 33 to move the processing object 50 to the zero point position a and position and fix the processing object, so that the processing can be performed.

As shown in fig. 3 to 6, in the embodiment of the present invention, the positioning pin 20 has a linking groove 21, and the fixed pin 32 and the movable pin 33 just correspond to the linking groove 21 and drive the positioning pin 20 to advance toward the zero point position a.

As shown in fig. 5 and 6, the active end 411 is provided with a stopping portion 412, the slope of the active end 411 is different from the slope of the stopping portion 412, and when the stopping portion 412 contacts the linking end 331, a state of engaging with each other and being unable to advance is generated.

As shown in fig. 7, another embodiment of the present invention is another embodiment, in which the structure is not much different from that of fig. 1 to 6, a plurality of positioning pin holes 10 and a plurality of positioning pins 20 are also provided in an index plate 100, the index plate 100 is provided with an X-direction runner 30 and a Y-direction runner 40, the positioning pins 20 are provided inside the positioning pin holes 10, and the present embodiment is characterized in that: the outer side of the X-direction sliding slot 30 is provided with an inner hexagonal fixing unit 31 and a fixing pin 32, and the other end corresponding to the fixing pin 32 is provided with a movable pin 33; the Y-direction chute 40 is provided with an inner hexagonal fixing unit 43, a fixed pin piece 44 and a movable pin piece 45 which correspond to the Y direction; wherein, the center of the index plate 100 has a linking sliding slot 46 for providing the movement of the driving pin 41 and the pushing unit 42, the pushing unit 42 drives the driving pin 41 to move along the linking sliding slot 46, so that the linking end 331 is pushed by the driving end 411 to slide; the X-direction chute 30 and the Y-direction chute 40 are configured like an H-shape, and the active pin 41 can push the movable pins 33 and 45, and further push the positioning pin 20 to a zero point a, so that the workpiece 50 is accurately fixed at the zero point a.

In summary, the technical means immediately applied to the implementation of the present invention should be within the scope of the present invention if the functions of the present invention are not beyond the spirit of the description and the accompanying drawings.

Claims (6)

1. The utility model provides a multiaxis processing machine zero point location graduated disk structure, its installs on an graduated disk, and this graduated disk passes through a plurality of screws to combine on a machines to drive this graduated disk rotary displacement by aforementioned machines and accept processing, its characterized in that:

the indexing disc is provided with a plurality of positioning pin holes, a plurality of positioning pins are assembled in the positioning pin holes and position a processed object, the indexing disc defines a Z direction by an axis direction, defines an X direction and a Y direction by a plane vertical to the Z direction, and the X direction and the Y direction are vertical; at least one X-direction sliding groove is arranged along the X direction, at least one Y-direction sliding groove is arranged along the Y direction, and the X-direction sliding grooves and the Y-direction sliding grooves are vertically staggered;

the X-direction sliding chute transversely penetrates through the positioning pin hole, an inner hexagonal fixing unit and a fixing pin piece are arranged at the two ends of the X-direction sliding chute inwards, a movable pin piece is arranged in the X-direction sliding chute close to the Y-direction sliding chute, and a wedge-shaped linkage end is arranged at the bottom end of the movable pin piece; the Y-direction sliding groove is internally provided with an active bolt which is provided with a wedge-shaped active end corresponding to the linkage end, the active bolt is driven by a propulsion unit to propel the active bolt along the Y direction, so that the linkage end is propelled and slides by the active end, the movable pin piece is driven by the active bolt to gradually prop towards one end far away from the Y direction, and meanwhile, the movable pin piece drives the positioning pin to a zero point position and serves as a stop function by the fixed pin piece.

2. The structure of the zero-point positioning index plate for multi-axis machine tool as claimed in claim 1, wherein the active end has a stopper portion, and the slope of the active end is different from the slope of the stopper portion.

3. The structure of the zero point positioning index plate for a multi-axis machine as claimed in claim 1, wherein the positioning pin has a linking groove, and the fixed pin member and the movable pin member correspond to the linking groove and drive the positioning pin to advance toward the zero point position.

4. The multi-axis machine zero-positioning index plate construction as claimed in claim 1 wherein the machine is a 4 th axis index plate.

5. The multi-axis machine zero-positioning index plate construction as claimed in claim 1 wherein the machine is a 5 th axis index plate.

6. The structure of the zero point positioning index plate for a multi-axis machine tool according to claim 1, wherein a plurality of hexagon socket head fixing units and fixing pins are provided on the outside of the X-direction chute, and a movable pin is provided at the other end corresponding to the fixing pins; a plurality of inner hexagonal fixing units, a plurality of fixing pin pieces and a plurality of movable pin pieces which correspond to the Y direction are arranged in the Y-direction sliding groove; the center of the index plate also comprises a linkage sliding chute for providing the movement of the driving bolt and the propelling unit, and the driving bolt is driven by the propelling unit to propel along the linkage sliding chute so as to enable the linkage end to be propelled and slide by the driving end; the X-direction sliding groove and the Y-direction sliding groove are arranged to be in an H-shaped structure, and the active pin pieces push the movable pin pieces so as to push the positioning pin to the zero point position.

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