CN210997601U - Lathe positioning core mechanism for hub machining - Google Patents
Lathe positioning core mechanism for hub machining Download PDFInfo
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- CN210997601U CN210997601U CN201921856118.9U CN201921856118U CN210997601U CN 210997601 U CN210997601 U CN 210997601U CN 201921856118 U CN201921856118 U CN 201921856118U CN 210997601 U CN210997601 U CN 210997601U
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Abstract
The utility model discloses a lathe positioning core mechanism for hub processing, which comprises a fixed base, wherein a positioning main body is fixed on the fixed base, a central through hole is formed in the middle of the positioning main body, and the central through hole is vertically aligned and communicated with a lower middle through hole formed in the middle of the fixed base; the telescopic positioning main shaft is inserted in the central through hole and the lower central through hole; a vertical tooth part is formed on one side wall of the telescopic positioning main shaft, a vertical slot is formed on the side wall of the other side of the telescopic positioning main shaft, a radial screw joint through hole is formed on one side wall of the positioning main body, and a screw rod of the locking bolt is screwed in the corresponding radial screw joint through hole. The telescopic positioning main shaft can be adjusted, so that the distance between the positioning core and the top surface of the positioning main body is adjusted, the product using of a positioning hole without depth is met, the adjustment is convenient, only one positioning core is needed, the management is convenient, and the cost is greatly reduced.
Description
The technical field is as follows:
the utility model relates to a turbine manufacturing mould technical field, more specifically say and relate to a wheel hub processing is with lathe location core mechanism.
Background art:
the existing positioning tool is connected with a machine tool through a connecting shaft, the inside of the tool is connected with the connecting shaft through a bolt, the distance between the positioning hole at the bottom of different products and the bottom end, namely the difference of the depth of the positioning hole is large, positioning cores with different lengths need to be manufactured in order to meet the installation requirements of different products, or a cushion block is added to compensate, so that the positioning cores are matched with the products, the whole core seat needs to be replaced if the difference is large, and the productivity is seriously influenced. And each core is long, so that great difficulty is added to field tool management.
The utility model has the following contents:
the utility model aims at overcoming prior art's is not enough, provides a wheel hub processing is with lathe location core mechanism, and it can adjust flexible location main shaft to adjust the interval between the top surface of location core and location main part, satisfy the product use without the locating hole of the degree of depth, it adjusts conveniently, only need a location core can, convenient management, greatly reduced cost.
The utility model provides a technical problem's scheme is:
a lathe positioning core mechanism for hub machining comprises a fixed base, wherein a positioning main body is fixed on the fixed base, a central through hole is formed in the middle of the positioning main body, and the central through hole is vertically aligned with and communicated with a lower middle through hole formed in the middle of the fixed base;
the telescopic positioning main shaft is inserted in the central through hole and the lower middle through hole;
the utility model discloses a flexible positioning main shaft, including the flexible main shaft of fixing a position, the shaping has vertical tooth portion on the lateral wall of flexible positioning main shaft, the shaping has vertical slot on the lateral wall of the opposite side of flexible positioning main shaft, the shaping has radial spiro union through-hole on one of them lateral wall of location main part, the screw bolt spiro union of locking bolt is in corresponding radial spiro union through-hole, the tip plug bush of the screw rod of locking bolt is in vertical slot and presses on the internal face of vertical slot, the shaping has the installation through-hole on the lateral wall of location main part, a middle part lateral wall and the central through-hole of installation through-hole communicate with each other, install the axis of rotation in the installation.
The bottom surface of the positioning main body is pressed against the top surface of the fixed base and is fixedly connected to the fixed base through bolts.
The mounting through hole is a step-shaped through hole and comprises a front end small-diameter hole section, a middle connecting hole section and a rear large-diameter mounting hole section, two ends of the middle connecting hole section are respectively communicated with the front end small-diameter hole section and the rear large-diameter mounting hole section, a clamping groove is formed on the inner side wall of the rear large-diameter mounting hole section, the rotating shaft is inserted in the mounting through hole, the front end of the rotating shaft is inserted in the front end small-diameter hole section, a gear is fixed in the middle of the rotating shaft through a bolt and is positioned in the middle connecting hole section, the middle connecting hole section is communicated with the central through hole, the bearing is positioned in the rear large-diameter mounting hole section, the outer side wall of the outer ring of the bearing is clamped on the inner side wall of the rear large-diameter mounting hole section, the front end face of the outer ring of the bearing is pressed on the rear end face of the middle connecting hole section, a clamp spring is clamped in the clamping groove and pressed on the rear end, the rotating part formed at the rear end of the rotating shaft is positioned behind the clamp spring.
The aperture of the middle connecting hole section is larger than that of the front small-diameter hole section, and the aperture of the middle connecting hole section is smaller than that of the rear large-diameter mounting hole section.
The top of flexible location main shaft shaping has the spliced pole, and the location core plug bush is on the spliced pole, and the screw portion spiro union of fixing bolt is in the spiro union through-hole that has formed on the lateral wall of location core, and the tip of fixing bolt's screw portion stretches into in the constant head tank that has the lateral wall shaping of spliced pole and presses on the internal face of constant head tank.
The utility model discloses an outstanding effect is:
the telescopic positioning main shaft can be adjusted, so that the distance between the positioning core and the top surface of the positioning main body is adjusted, the product using of a positioning hole without depth is met, the adjustment is convenient, only one positioning core is needed, the management is convenient, and the cost is greatly reduced.
Description of the drawings:
fig. 1 is a partial cross-sectional view of the present invention;
FIG. 2 is a partial top view of the present invention
Fig. 3 is a partially enlarged view of fig. 2.
The specific implementation mode is as follows:
in an embodiment, as shown in fig. 1 to 3, a lathe positioning core mechanism for hub machining includes a fixed base 10, a positioning body 20 is fixed on the fixed base 10, a central through hole 21 is formed in the middle of the positioning body 20, and the central through hole 21 is vertically aligned with and communicated with a lower middle through hole 11 formed in the middle of the fixed base 10;
the telescopic positioning main shaft 30 is inserted in the central through hole 21 and the lower middle through hole 11;
a vertical tooth part 31 is formed on one side wall of the telescopic positioning main shaft 30, a vertical slot 32 is formed on the side wall of the other side of the telescopic positioning main shaft 30, a radial screw joint through hole is formed on one side wall of the positioning main body 20, a screw rod of the locking bolt 22 is screwed in the corresponding radial screw joint through hole, the end part of the screw rod of the locking bolt 22 is sleeved in the vertical slot 32 and pressed on the inner wall surface of the vertical slot 32, an installation through hole 40 is formed on one side wall of the positioning main body 20, one side wall of the middle part of the installation through hole 40 is communicated with the central through hole 21, a rotating shaft 50 is installed in the installation through hole 40, a gear 51 is installed on the rotating shaft 50, and one side of the gear 51 is.
Further, the bottom surface of the positioning body 20 is pressed against the top surface of the stationary base 10 and is fixedly coupled to the stationary base 10 by bolts.
Further, the mounting through hole 40 is a step-shaped through hole, and includes a front end small diameter hole section 41, a middle connecting hole section 42 and a rear large diameter mounting hole section 43, both ends of the middle connecting hole section 42 are respectively communicated with the front end small diameter hole section 41 and the rear large diameter mounting hole section 43, a clamping groove 44 is formed on the inner side wall of the rear large diameter mounting hole section 43, the rotating shaft 50 is inserted into the mounting through hole 40, the front end of the rotating shaft 50 is inserted into the front end small diameter hole section 41, a gear 51 is fixed at the middle of the rotating shaft 50 through a bolt, the gear 51 is located in the middle connecting hole section 42, the middle connecting hole section 42 is communicated with the central through hole 21, the bearing 45 is located in the rear large diameter mounting hole section 43, the outer side wall of the outer ring of the bearing 45 is clamped on the inner side wall of the rear large diameter mounting hole section 43, the front end face of the outer ring of the bearing 45 is pressed against the rear end face of the middle, the clamp spring 46 is clamped in the clamping groove 44 and pressed against the rear end face of the outer ring of the bearing 45, the rear end of the rotating shaft 50 is fixed on the inner ring of the bearing 45, and a rotating part 52 formed at the rear end of the rotating shaft 50 is positioned behind the clamp spring 46.
Further, the middle connecting hole section 42 has a larger hole diameter than the front small-diameter hole section 41, and the middle connecting hole section 42 has a smaller hole diameter than the rear large-diameter mounting hole section 43.
Furthermore, a connection column 33 is formed at the top end of the telescopic positioning main shaft 30, the positioning core 60 is inserted and sleeved on the connection column 33, the screw part of the fixing bolt 61 is screwed in a screw through hole formed on the side wall of the positioning core 60, and the end part of the screw part of the fixing bolt 61 extends into a positioning groove 331 formed on the side wall of the connection column 33 and is pressed on the inner wall surface of the positioning groove 331.
This embodiment can be through unscrewing locking bolt 22 when using, then, rotates rotation portion 52 to realize that gear 51 rotates, thereby make flexible location main shaft 30 adjust from top to bottom, thereby adjust the interval between the top surface of location core 60 and location main part 20, then, with locking bolt 22 screw up can, its product location installation that can satisfy the locating hole of the different degree of depth is used, its regulation is convenient, effectual, adjusts efficiently.
The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (5)
1. The utility model provides a hub processing is with lathe location core mechanism, includes unable adjustment base (10), its characterized in that: a positioning main body (20) is fixed on the fixed base (10), a central through hole (21) is formed in the middle of the positioning main body (20), and the central through hole (21) is vertically aligned with and communicated with a lower middle through hole (11) formed in the middle of the fixed base (10);
the telescopic positioning main shaft (30) is inserted in the central through hole (21) and the lower middle through hole (11);
vertical tooth portion (31) is formed on one side wall of telescopic positioning main shaft (30), vertical slot (32) is formed on the side wall of the other side of telescopic positioning main shaft (30), a radial screw joint through hole is formed on one side wall of positioning main body (20), the screw bolt of locking bolt (22) is screwed in the corresponding radial screw joint through hole, the end part of the screw bolt of locking bolt (22) is inserted in vertical slot (32) and pressed on the inner wall surface of vertical slot (32), a mounting through hole (40) is formed on one side wall of positioning main body (20), one side wall of the middle part of mounting through hole (40) is communicated with central through hole (21), rotating shaft (50) is installed in mounting through hole (40), gear (51) is installed on rotating shaft (50), and one side of gear (51) is meshed with vertical tooth portion (31).
2. The lathe positioning core mechanism for hub machining according to claim 1, wherein: the bottom surface of the positioning main body (20) is pressed against the top surface of the fixed base (10) and fixedly connected to the fixed base (10) through bolts.
3. The lathe positioning core mechanism for hub machining according to claim 1, wherein: the mounting through hole (40) is a step-shaped through hole and comprises a front end small-diameter hole section (41), a middle connecting hole section (42) and a rear large-diameter mounting hole section (43), two ends of the middle connecting hole section (42) are respectively communicated with the front end small-diameter hole section (41) and the rear large-diameter mounting hole section (43), a clamping groove (44) is formed in the inner side wall of the rear large-diameter mounting hole section (43), a rotating shaft (50) is inserted and sleeved in the mounting through hole (40), the front end of the rotating shaft (50) is inserted and sleeved in the front end small-diameter hole section (41), a gear (51) is fixed in the middle of the rotating shaft (50) through a bolt, the gear (51) is located in the middle connecting hole section (42), the middle connecting hole section (42) is communicated with the central through hole (21), a bearing (45) is located in the rear large-diameter mounting hole section (43), the outer side wall of the outer ring of the bearing (45) is clamped on the inner side wall of the rear large-diameter mounting hole section, the front end face of the outer ring of the bearing (45) is pressed against the rear end face of the middle connecting hole section (42), the clamp spring (46) is clamped in the clamping groove (44) and pressed against the rear end face of the outer ring of the bearing (45), the rear end of the rotating shaft (50) is fixed on the inner ring of the bearing (45), and a rotating portion (52) formed at the rear end of the rotating shaft (50) is located behind the clamp spring (46).
4. The lathe positioning core mechanism for hub machining according to claim 3, wherein: the aperture of the middle connecting hole section (42) is larger than that of the front small-diameter hole section (41), and the aperture of the middle connecting hole section (42) is smaller than that of the rear large-diameter mounting hole section (43).
5. The lathe positioning core mechanism for hub machining according to claim 1, wherein: the top end of the telescopic positioning main shaft (30) is formed with a connecting column (33), a positioning core (60) is inserted and sleeved on the connecting column (33), a screw part of a fixing bolt (61) is screwed in a screw through hole formed in the side wall of the positioning core (60), and the end part of the screw part of the fixing bolt (61) extends into a positioning groove (331) formed in the side wall of the connecting column (33) and is pressed on the inner wall surface of the positioning groove (331).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856118.9U CN210997601U (en) | 2019-10-31 | 2019-10-31 | Lathe positioning core mechanism for hub machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856118.9U CN210997601U (en) | 2019-10-31 | 2019-10-31 | Lathe positioning core mechanism for hub machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210997601U true CN210997601U (en) | 2020-07-14 |
Family
ID=71504006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921856118.9U Active CN210997601U (en) | 2019-10-31 | 2019-10-31 | Lathe positioning core mechanism for hub machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210997601U (en) |
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2019
- 2019-10-31 CN CN201921856118.9U patent/CN210997601U/en active Active
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