CN216461813U - Numerical control cutter head and power cutter holder - Google Patents
Numerical control cutter head and power cutter holder Download PDFInfo
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- CN216461813U CN216461813U CN202123012994.3U CN202123012994U CN216461813U CN 216461813 U CN216461813 U CN 216461813U CN 202123012994 U CN202123012994 U CN 202123012994U CN 216461813 U CN216461813 U CN 216461813U
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- input shaft
- power tool
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- plug bush
- numerical control
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Abstract
The application relates to a numerical control cutter head and a power cutter holder, wherein the power cutter holder comprises a fixed seat, an output shaft, an insertion sleeve and an input shaft; the output shaft is rotationally connected with the fixed seat; the inserting sleeve is connected with the fixed seat, and the outer diameter of the inserting sleeve is 40 mm; the input shaft is coaxially and rotatably connected to the plug bush; one end of the input shaft extends out of the plug bush to be used for receiving power, and the input shaft transmits the power to the output shaft. The specification and the size of the power tool apron are pertinently arranged, so that the usability of the power tool apron can be guaranteed, and the power tool apron can be adapted to a small numerical control tool turret.
Description
Technical Field
The application relates to the field of machine tool accessories, in particular to a numerical control cutter head and a power cutter holder.
Background
At present, the numerical control tool turret is widely applied to a machine tool because the machining efficiency can be improved.
Referring to fig. 1, in the numerical control turret, a plurality of tool holders can be mounted on the periphery of a cutter disc, and each tool holder can be used for mounting a tool, so that a plurality of different tools can be mounted on the cutter disc. Meanwhile, the cutter head is driven by the motor to rotate so as to realize rapid cutter switching, and further, the machining efficiency is improved.
However, with the miniaturization design and popularization of machine tools, the numerical control turret is miniaturized accordingly, so that the original tool apron cannot be applied to the small numerical control turret.
SUMMERY OF THE UTILITY MODEL
In order to use the blade holder to small-size numerical control tool turret, this application provides a numerical control blade disc and power blade holder.
First aspect, the application provides a power blade holder adopts following technical scheme:
a power tool apron comprises a fixed seat, an output shaft, an insertion sleeve and an input shaft; the output shaft is rotationally connected with the fixed seat; the inserting sleeve is connected with the fixed seat, and the outer diameter of the inserting sleeve is 40 mm; the input shaft is coaxially and rotatably connected to the plug bush;
one end of the input shaft extends out of the plug bush to be used for receiving power, and the input shaft transmits the power to the output shaft;
one end of the input shaft extends out of the plug bush to be used for receiving power, and the input shaft transmits the power to the output shaft.
By adopting the technical scheme, during installation, the inserting sleeve and the input shaft are inserted into the cutter head installation hole of the small numerical control cutter tower, the periphery of the inserting sleeve is matched with the inner wall of the cutter head installation hole, the input shaft is positioned, and the input shaft is connected to the transmission shaft of the small numerical control cutter tower so as to receive power from the small numerical control cutter tower through the input shaft; meanwhile, the fixed seat is fixedly connected to the cutter head through a bolt, and the output shaft is used for installing and connecting cutters.
Preferably, the one end terminal surface that the input shaft stretches out the plug bush is equipped with the transmission piece, the width direction perpendicular to input shaft's of transmission piece axis, just the width of transmission piece is 6 mm.
By adopting the technical scheme, the transmission block extends into the cutter head mounting hole of the small-sized numerical control cutter tower along with the input shaft, and the transmission block is clamped into the transmission shaft of the small-sized numerical control cutter tower so as to receive power from the small-sized numerical control cutter tower.
Preferably, two ends of the transmission block along the length direction of the transmission block are provided with guide surfaces;
in the axial direction of the plug bush, the distance from the guide surface to the axis of the plug bush decreases with the distance from the input shaft;
along the width direction of the transmission block, the distance between the two guide surfaces is increased and then reduced.
By adopting the technical scheme, in the process of clamping the transmission block into the transmission shaft of the small numerical control turret, the angle of the transmission block is adjusted according to the current position of the transmission shaft of the small numerical control turret, then the insertion section is inserted into the cutter head mounting hole of the small numerical control turret, and the periphery of the insertion sleeve is matched with the inner wall of the cutter head mounting hole to realize the positioning of the input shaft; meanwhile, the guide surface is utilized to guide the transmission block to rotate in a micro-scale manner, so that the transmission block can be smoothly clamped into the transmission shaft of the small numerical control turret.
Preferably, the guide surface is a conical surface or a spherical surface.
By adopting the technical scheme, the guide surface can be processed on the transmission block by adopting the mode of turning the outer circle, and the processing is convenient.
Preferably, the distance between the end face of the transmission block, which is away from the plug bush, and the end face of the fixing seat, which is towards the transmission block, is 61mm or 91 mm.
By adopting the technical scheme, 61mm is selected corresponding to a small numerical control turret with twelve stations; and a small numerical control turret corresponding to fifteen stations is 91 mm.
Preferably, the fixing seat faces an end face positioning block of the plug bush.
Through adopting above-mentioned technical scheme, correspond on the blade disc and be equipped with the constant head tank, and then when the fixing base was installed to the blade disc, the locating piece was used for inlaying to the constant head tank in to realize the location between fixing base and the blade disc.
Preferably, the positioning blocks are arranged at equal intervals along the circumferential direction of the insertion sleeve.
Preferably, in the axial direction of the plug bush, the distance from the end face of the positioning block departing from the plug bush to the axial line of the plug bush decreases with the distance from the fixed seat.
Through adopting above-mentioned technical scheme, the locating piece inlays the in-process to the constant head tank, and the locating piece deviates from the terminal surface of plug bush and plays the guide effect to in the locating piece inlays to the constant head tank.
Preferably, the axis of the output shaft is coincident with or perpendicular to the axis of the input shaft.
By adopting the technical scheme, the power tool apron is arranged on the cutter head of the small numerical control cutter tower, and the input shaft is vertical to the axis of the cutter head; if the axis of the output shaft is superposed with the axis of the input shaft, the cutter arranged on the output shaft is also vertical to the axis of the cutter head; if the axis of the output shaft is perpendicular to the axis of the input shaft, the cutter mounted on the output shaft is parallel to the axis of the cutter head. Namely, the machine tool operator selects a proper power tool apron according to the actual processing requirement.
In a second aspect, the application provides a numerical control cutter head, which adopts the following technical scheme:
the utility model provides a numerical control blade disc for supply foretell power blade holder installation, includes the disk body, the periphery interval of disk body is equipped with the mounting hole, the aperture of mounting hole is 40 mm.
By adopting the technical scheme, the numerical control cutter head is miniaturized, and the power is enabled.
Preferably, the thickness of the disc body is 75 mm.
By adopting the technical scheme, the numerical control cutter head is miniaturized to meet the use requirement of a small machine tool.
Preferably, the periphery of disk body is equipped with the constant head tank, the constant head tank is equipped with a plurality ofly along the circumference interval of mounting hole.
Through adopting above-mentioned technical scheme, the constant head tank is used for supplying the locating piece on the power blade holder to inlay and establish to realize the location between power blade holder and the blade disc.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the specification and the size of the power tool apron are set in a targeted manner, so that the usability (reliability, stability, structural strength and the like) of the power tool apron can be ensured, and the power tool apron can be adapted to a small numerical control tool turret;
2. the extending length of the input shaft can be selected according to the station number of the cutter head so as to be adapted to a twelve-station or fifteen-station small numerical control cutter tower;
3. the specification and the size of the numerical control cutter head are set in a targeted manner, so that the service performance (reliability, stability, structural strength and the like) of the numerical control cutter head can be guaranteed, and the numerical control cutter head can be adapted to a small machine tool.
Drawings
Fig. 1 is a schematic structural diagram of a numerical control turret.
FIG. 2 is a schematic structural diagram of a numerical control cutter head according to an embodiment of the present application.
Fig. 3 is a structural schematic diagram of a twelve-station numerical control cutter head.
FIG. 4 is a schematic structural diagram of a fifteen-station numerical control cutter head
Fig. 5 is a schematic structural view of a power tool holder in embodiment 1.
Fig. 6 is a front view of the power tool holder of embodiment 1.
Fig. 7 is a schematic structural view of a power tool holder in embodiment 2.
Fig. 8 is a front view of the power tool holder in embodiment 2.
Fig. 9 is a schematic structural view of a power tool holder in embodiment 3.
Fig. 10 is a schematic structural view of a power tool holder according to embodiment 4.
Description of reference numerals: 11. a tray body; 111. mounting holes; 112. positioning a groove; 12. a drive shaft; 121. a card slot; 2. a fixed seat; 3. an output shaft; 4. a plug bush; 5. an input shaft; 6. a transmission block; 61. a guide surface; 7. and (5) positioning the blocks.
Detailed Description
The present application is described in further detail below with reference to figures 2-10.
Referring to fig. 2, the embodiment of the present application discloses a numerical control cutter head, which includes a cutter head body 11. The thickness direction of the tray body 11 is parallel to the axis of the tray body 11, and the thickness of the tray body 11 is set to 75mm (i.e., f1=75mm in the drawing).
A plurality of mounting holes 111 are provided at intervals on the outer periphery of the tray body 11. Such as: twelve mounting holes 111 are arranged on a twelve-station numerical control cutter head; and fifteen mounting holes 111 are formed in the numerical control cutter disc with fifteen stations. Meanwhile, the hole diameter of the mounting hole 111 is set to 40mm (i.e., a1=40mm in the drawing).
Meanwhile, four positioning grooves 112 are also equally spaced on the periphery of the cutter head and on the periphery side of each mounting hole 111. Such as: forty-eight positioning grooves 112 are arranged on the twelve-station numerical control cutter head.
Referring to fig. 2 and 3, the inside of the cutter head is hollow, and a driving mechanism (not shown) and a transmission shaft 12 are further arranged in the cutter head. The plurality of transmission shafts 12 are provided and correspond to the mounting holes 111 one by one. Such as: twelve transmission shafts 12 are arranged on the numerical control cutter head with twelve stations, and the transmission shafts 12 corresponding to each other are coaxially arranged with the mounting holes 111. The driving mechanism is used for driving the transmission shaft 12 to rotate around the axis of the transmission shaft.
Meanwhile, a clamping groove 121 is formed in the end face, away from the axis of the cutter head, of the transmission shaft 12. The groove depth of the card groove 121 is set to 8mm (i.e., e1=8mm in the drawing), and the groove width of the card groove 121 is set to 6mm (i.e., b1=6mm in the drawing).
In one embodiment, the numerical control cutter is set to twelve stations, the periphery of the cutter is set to be regular dodecagon, each side corresponds to one mounting hole 111, and the distance from any side to the bottom of the clamping groove 121 is set to be 61mm (i.e. d1=61mm in fig. 3).
In another embodiment, referring to fig. 4, if the numerical control cutter is set to fifteen stations, the periphery of the cutter is set to be a regular pentadecane shape, each side corresponds to one mounting hole 111, and the distance from any side to the bottom of the slot 121 is set to be 91mm (i.e. d2=91mm in fig. 4)
The embodiment of the application also discloses a power tool apron which is used for being installed on the numerical control tool pan.
Example 1
Referring to fig. 5 and 6, the power tool apron includes a fixed seat 2, an output shaft 3, an insertion sleeve 4, an input shaft 5 and a transmission block 6.
The output shaft 3 is connected to the fixed seat 2 around the axis thereof. One end of the output shaft 3 extends into the fixing seat 2, and the other end of the output shaft 3 extends out of the fixing seat 2. The end of the output shaft 3 extending out of the fixed seat 2 is used for mounting a cutter, and usually the output shaft 3 is used for coaxially connecting a drilling tool and a milling tool.
The plug bush 4 is fixedly connected to the fixed seat 2, and the outer diameter of the plug bush 4 is 40mm (i.e. a1=40mm in the figure). The input shaft 5 is coaxially connected in a transmission way in the plug sleeve 4. One end of the input shaft 5 extends into the fixing seat 2, and one end of the input shaft 5 extending into the fixing seat 2 is used for being connected with the output shaft 3. In this embodiment, the output shaft 3 is coaxially and fixedly connected to the input shaft 5.
The other end of the input shaft 5 extends out of the plug bush 4 in the direction away from the fixed seat 2 to receive power. The transmission block 6 is fixedly connected to the end face of the input shaft 5 extending out of the plug bush 4. The thickness direction of the transmission block 6 is parallel to the axis of the input shaft 5, the length direction and the width direction of the transmission block 6 are both perpendicular to the axis of the input shaft 5, and the width of the transmission block 6 is 6mm (i.e., B1=6mm in the drawing).
Meanwhile, two ends of the transmission block 6 along the length direction of the transmission block are respectively provided with a guide surface 61, and the guide surfaces 61 are conical surfaces or spherical surfaces.
In the case where the guide surface 61 is a tapered surface, the axis of the tapered surface coincides with the axis of the input shaft 5, and the larger diameter end of the tapered surface is closer to the input shaft 5 than the smaller diameter end.
When the end surface of the transmission block 6 facing away from the input shaft 5 is a surface a and the guide surface 61 is a spherical surface, the center of the spherical surface coincides with the axis of the input shaft 5, and the center of the spherical surface is located on the side of the surface a facing the input shaft 5.
Furthermore, by any arrangement mode, the distance from the guide surface 61 to the axis of the plug bush 4 in the axial direction of the plug bush 4 is reduced along with the distance from the input shaft 5; and the distance between the two guide surfaces 61 increases and then decreases in the width direction of the transmission block 6.
The distance between the end face of the plug bush 4 facing the transmission block 6 and the end face of the fixing base 2 facing the plug bush 4 is 26mm (i.e. C =26mm in fig. 6); meanwhile, in the present embodiment, the distance between the surface a and the end surface of the fixed seat 2 facing the plug bush 4 is 61mm (i.e., D1=61mm in fig. 6), and the distance between the end surface of the input shaft 5 facing the transmission block 6 and the end surface of the fixed seat 2 facing the plug bush 4 is 53mm (i.e., G1=53mm in fig. 6), so that the power tool apron in the present embodiment is adapted to a twelve-station numerical control tool apron.
Four positioning blocks 7 are arranged at the end face of the fixed seat 2 facing the plug-in sleeve 4 at equal intervals along the circumferential direction of the plug-in sleeve 4. Along the axial direction of the inserting sleeve 4, the distance from the end face of the positioning block 7 departing from the inserting sleeve 4 to the axis of the inserting sleeve 4 is reduced along with the distance from the fixed seat 2.
Referring to fig. 2 and 5, the process of mounting the power tool holder to the numerical control cutter head:
firstly, adjusting the angle of the transmission block 6 according to the current position of the clamping groove 121 on the transmission shaft 12; then, the inserting section is inserted into the mounting hole 111, the periphery of the inserting sleeve 4 is matched with the inner wall of the mounting hole 111, and the input shaft 5 and the transmission block 6 are positioned;
the inserting section continues to go deep into the mounting hole 111, and the guide surface 61 is matched with the groove wall of the clamping groove 121 of the transmission shaft 12 to guide the transmission block 6 to rotate slightly, so that the transmission block 6 is smoothly clamped into the clamping groove 121 of the transmission shaft 12; meanwhile, the positioning block 7 is embedded into the positioning groove 112;
finally, four bolts penetrate through the fixed seat 2 and then are in threaded connection with the cutter head, so that the power cutter seat is installed on the cutter head.
The implementation principle of the embodiment 1 is as follows: the specification and the size of the power tool apron are purposefully arranged, so that the usability (reliability, stability, structural strength and the like) of the power tool apron can be guaranteed, and the power tool apron can be adapted to a small numerical control tool turret.
Example 2
Referring to fig. 7 and 8, the present embodiment is different from embodiment 1 in that an end surface of the transmission block 6 facing away from the input shaft 5 is taken as a surface B, a distance between the surface B and an end surface of the fixed seat 2 facing the insert sleeve 4 is 91mm (i.e., D2=91mm in fig. 8), and a distance between an end surface of the input shaft 5 facing the transmission block 6 and an end surface of the fixed seat 2 facing the insert sleeve 4 is 83mm (i.e., G2=83mm in fig. 8), so that the power tool holder in the present embodiment is adapted to a fifteen-station numerical control tool disc.
Example 3
Referring to fig. 9, the present embodiment is different from embodiment 1 in that the axis of the output shaft 3 is perpendicular to the axis of the input shaft 5, and one end of the input shaft 5 extending into the fixing base 2 and one end of the output shaft 3 extending into the fixing base 2 can be connected through a bevel gear transmission mechanism to achieve power transmission.
Specifically, the bevel gear transmission mechanism comprises two bevel gears which are meshed with each other, wherein one bevel gear is coaxially and fixedly connected to the input shaft 5, and the other bevel gear is coaxially and fixedly connected to the output shaft 3.
The implementation principle of the embodiment 3 is as follows: the power tool apron is arranged on a tool pan of the small numerical control tool turret, and then the tool is arranged on the power tool apron, and at the moment, the axis of the tool is parallel to the axis of the tool pan so as to meet different processing requirements.
Example 4
Referring to fig. 10, the difference between this embodiment and embodiment 3 is that the end surface of the transmission block 6 facing away from the input shaft 5 is a surface C, and the distance between the surface C and the end surface of the fixed seat 2 facing the insert sleeve 4 is 91mm, so that the power tool holder in this embodiment is adapted to a fifteen-station numerical control tool pan.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A power tool apron is characterized in that: comprises a fixed seat (2), an output shaft (3), an insertion sleeve (4) and an input shaft (5); the output shaft (3) is rotatably connected to the fixed seat (2); the plug bush (4) is connected to the fixed seat (2), and the outer diameter of the plug bush (4) is 40 mm; the input shaft (5) is coaxially and rotatably connected to the plug sleeve (4);
one end of the input shaft (5) extends out of the plug bush (4) for receiving power, and the input shaft (5) transmits the power to the output shaft (3).
2. The power tool holder of claim 1, wherein: the one end terminal surface that plug bush (4) is stretched out in input shaft (5) is equipped with transmission piece (6), the width direction perpendicular to input shaft's (5) axis of transmission piece (6), just the width of transmission piece (6) is 6 mm.
3. The power tool holder of claim 2, wherein: the two ends of the transmission block (6) along the length direction of the transmission block are respectively provided with a guide surface (61);
in the axial direction of the plug sleeve (4), the distance from the guide surface (61) to the axis of the plug sleeve (4) decreases with the distance from the input shaft (5);
along the width direction of the transmission block (6), the distance between the two guide surfaces (61) is increased and then decreased.
4. The power tool holder of claim 2, wherein: the distance between the end face of the transmission block (6) departing from the plug bush (4) and the end face of the fixing seat (2) facing the transmission block (6) is 61mm or 91 mm.
5. The power tool holder of claim 1, wherein: the fixed seat (2) faces to an end face positioning block (7) of the plug-in sleeve (4).
6. The powered tool holder of claim 5, wherein: the positioning blocks (7) are arranged at equal intervals along the circumferential direction of the plug-in sleeve (4).
7. The power tool holder of claim 5, wherein: in the axial direction of the plug bush (4), the distance from the end face of the positioning block (7) departing from the plug bush (4) to the axis of the plug bush (4) is reduced along with the distance from the fixed seat (2).
8. A numerically controlled cutter head for mounting a power tool holder as claimed in any one of claims 1 to 7, wherein: including disk body (11), the periphery interval of disk body (11) is equipped with mounting hole (111), the aperture of mounting hole (111) is 40 mm.
9. The numerically controlled cutter head according to claim 8, wherein: the thickness of the tray body (11) is 75 mm.
10. The numerically controlled cutter head according to claim 8, wherein: the periphery of disk body (11) is equipped with constant head tank (112), constant head tank (112) are equipped with a plurality ofly along the circumference interval of mounting hole (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123012994.3U CN216461813U (en) | 2021-12-01 | 2021-12-01 | Numerical control cutter head and power cutter holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123012994.3U CN216461813U (en) | 2021-12-01 | 2021-12-01 | Numerical control cutter head and power cutter holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216461813U true CN216461813U (en) | 2022-05-10 |
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ID=81401970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123012994.3U Active CN216461813U (en) | 2021-12-01 | 2021-12-01 | Numerical control cutter head and power cutter holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216461813U (en) |
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2021
- 2021-12-01 CN CN202123012994.3U patent/CN216461813U/en active Active
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