CN213438788U - Positioning mechanism of lifting device of automatic edge grinding machine - Google Patents
Positioning mechanism of lifting device of automatic edge grinding machine Download PDFInfo
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- CN213438788U CN213438788U CN202022397045.0U CN202022397045U CN213438788U CN 213438788 U CN213438788 U CN 213438788U CN 202022397045 U CN202022397045 U CN 202022397045U CN 213438788 U CN213438788 U CN 213438788U
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- lift lead
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Abstract
The utility model discloses an automatic edging machine elevating gear's positioning mechanism belongs to automatic edging machine technical field. The device comprises a lifting device, wherein a positioning mechanism is arranged on the lifting device; positioning mechanism includes L shape mounting panel, bearing frame and bearing, L shape mounting panel is fixed on the motor cabinet on one side, and the another side is located under the lift lead screw, installs the bearing frame on the plate body that is located under the lift lead screw, installs the bearing in the bearing frame, and lift lead screw bottom mounting is in the bearing. Through fixing L shape mounting panel on the motor cabinet, be located one side plate body under the lift lead screw and install the bearing frame, install the bearing in the bearing frame, lift lead screw bottom mounting is in the bearing, can guarantee that lift lead screw about when rotating both ends keep concentric, avoids the skew of lift lead screw and leads to the lifter skew, influences the problem of lens precision of polishing.
Description
Technical Field
The utility model relates to an automatic edging machine elevating gear's positioning mechanism belongs to automatic edging machine technical field.
Background
The automatic edge grinding machine is a device for grinding lenses, the automatic edge grinding machine is used for installing a template lens at a chuck on one side when the lens is ground, the lens to be ground is installed at a chuck on the other side, then the lifting screw rod and the positioning block are required to be adjusted to jack the template lens, when the template lens is jacked, the lens to be ground is jacked simultaneously, then the horizontal movement is fixed with the chuck of the lens, the lens to be ground is arranged above a grinding wheel, the worker adjusts the lifting screw rod to descend again, so that the lens to be ground is in contact with the grinding wheel, then the two chucks driven by the motor synchronously rotate, when the template lens rotates on the positioning block, the lens to be ground is ground according to the size of the template lens.
In the prior art, a lifting screw rod of a lifting device of an automatic edge grinding machine is connected with a driving motor by an inner hole at the upper end, and the lower end of the lifting screw rod is not positioned and fixed, so that when the lifting screw rod rotates in a driving nut, the lower end of the lifting screw rod cannot be ensured to be concentric in the rotating process, the lifting rod is easy to deviate, and the polishing precision of a lens is influenced.
Disclosure of Invention
The utility model discloses the technical problem that will solve lies in: the utility model provides an automatic edging machine elevating gear's positioning mechanism, it has solved among the prior art automatic edging machine elevating gear's lift lead screw under the drive of motor, and the upper and lower end can't keep concentric, leads to the lifter skew easily, leads to the problem of lens precision of polishing to cause the influence.
The utility model discloses the technical problem that will solve takes following technical scheme to realize:
a positioning mechanism of an automatic edge grinding machine lifting device comprises a lifting device, wherein the lifting device comprises a fixed support, a motor base is fixed on the side face of the fixed support, a driving motor is mounted on the motor base, a lifting screw rod is vertically fixed on a rotating shaft of the driving motor, a lifting support is arranged on the lifting screw rod, a driving nut is arranged at one end of the lifting support, the driving nut is in threaded connection with the lifting screw rod, a lifting rod is vertically fixed at the other end of the lifting support, a positioning block is fixed at the top of the lifting rod, a limiting sleeve is fixed on the motor base, and the lifting rod penetrates through the limiting; the lifting device is also provided with a positioning mechanism;
positioning mechanism includes L shape mounting panel, bearing frame and bearing, L shape mounting panel is fixed on the motor cabinet on one side, and the another side is located under the lift lead screw, installs the bearing frame on the plate body that is located under the lift lead screw, installs the bearing in the bearing frame, and lift lead screw bottom mounting is in the bearing.
As a preferred example, the positioning mechanism further comprises a positioning rod and a limiting plate, the positioning rod is vertically arranged at the bottom of the fixing support, the limiting plate is fixed on the lifting support, the limiting plate is provided with a limiting bayonet, and the positioning rod is movably fixed in the limiting bayonet.
The utility model has the advantages that:
(1) the L-shaped mounting plate is fixed on the motor base, the bearing block is mounted on the side plate body located right below the lifting screw rod, the bearing is mounted in the bearing block, and the bottom end of the lifting screw rod is fixed in the bearing, so that the upper end and the lower end of the lifting screw rod can be kept concentric when the lifting screw rod rotates, and the problem that the lifting screw rod is deviated due to deviation of the lifting screw rod to influence the polishing precision of the lens is avoided;
(2) through at fixed bolster bottom fixed position pole, fixed limiting plate on lifting support, the locating lever activity is fixed in the spacing bayonet socket that sets up on the limiting plate, can increase lifting support and reciprocate the stability of in-process.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the structure of the present invention;
fig. 3 is a schematic sectional view along a-a in fig. 2.
In the figure: 1. fixing a bracket; 2. a motor base; 31. an L-shaped mounting plate; 32. a bearing seat; 33. a bearing; 34. positioning a rod; 35. a limiting plate; 351. a limiting bayonet; 4. a drive motor; 5. a lifting screw rod; 6. a lifting support; 7. a drive nut; 8. a lifting rod; 9. positioning blocks; 10. a limiting sleeve.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.
As shown in fig. 1-3, a positioning mechanism of an automatic edge grinding machine lifting device comprises a lifting device, the lifting device comprises a fixed support 1, a motor base 2 is fixed on the side surface of the fixed support 1, a driving motor 4 is installed on the motor base 2, a lifting screw 5 is vertically fixed on a rotating shaft of the driving motor 4, a lifting support 6 is arranged on the lifting screw 5, a driving nut 7 is arranged at one end of the lifting support 6, the driving nut 7 is in threaded connection with the lifting screw 5, a lifting rod 8 is vertically fixed at the other end of the lifting support 6, a positioning block 9 is fixed at the top of the lifting rod 8, a limiting sleeve 10 is fixed on the motor base 2, and the lifting rod 8 penetrates through the limiting sleeve; the lifting device is also provided with a positioning mechanism;
positioning mechanism includes L shape mounting panel 31, bearing 33 seat 32 and bearing 33, L shape mounting panel 31 is fixed on one side on motor cabinet 2, and the another side is located under lift lead screw 5, is located and installs bearing 33 seat 32 on the one side plate body under lift lead screw 5, installs bearing 33 in the bearing 33 seat 32, and 5 bottom mounting of lift lead screw are in bearing 33. Through fixed L shape mounting panel 31 on motor cabinet 2, be located and install bearing 33 seat 32 on the one side plate body under lift lead screw 5, install bearing 33 in the bearing 33 seat 32, 5 bottom fixings of lift lead screw are in bearing 33, can guarantee that lift lead screw 5 keeps concentric about its both ends when rotating, avoid lift lead screw 5's skew and lead to the 8 squints of lifter, influence the problem of lens precision of polishing.
Preferably, the positioning mechanism further comprises a positioning rod 34 and a limiting plate 35, the positioning rod 34 is vertically arranged at the bottom of the fixing support 1, the limiting plate 35 is fixed on the lifting support 6, the limiting plate 35 is provided with a limiting bayonet 351, and the positioning rod 34 is movably fixed in the limiting bayonet 351. Through fixing the locating lever 34 in fixed bolster 1 bottom, fixed limiting plate 35 on lifting support 6, locating lever 34 activity is fixed in the spacing bayonet 351 that sets up on limiting plate 35, can increase lifting support 6 and reciprocate the stability of in-process.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are intended to be included within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides an automatic edging machine elevating gear's positioning mechanism, including elevating gear, elevating gear includes fixed bolster (1), fixed bolster (1) side is fixed with motor cabinet (2), install driving motor (4) on motor cabinet (2), the vertical lift lead screw (5) that is fixed with of driving motor (4) axis of rotation, be equipped with lifting support (6) on lift lead screw (5), lifting support (6) one end is equipped with drive nut (7), drive nut (7) and lift lead screw (5) spiro union, the vertical fixed lifter (8) of the other end of lifting support (6), lifter (8) top is fixed with locating piece (9), be fixed with stop collar (10) on motor cabinet (2), lifter (8) run through stop collar (10), its characterized in that: the lifting device is also provided with a positioning mechanism;
positioning mechanism includes L shape mounting panel (31), bearing (33) seat (32) and bearing (33), L shape mounting panel (31) is fixed on one side on motor cabinet (2), and the another side is located under lift lead screw (5), is located and installs bearing (33) seat (32) on the one side plate body under lift lead screw (5), installs bearing (33) in bearing (33) seat (32), lift lead screw (5) bottom mounting in bearing (33).
2. The positioning mechanism of the automatic edge grinding machine lifting device according to claim 1, characterized in that the positioning mechanism further comprises a positioning rod (34) and a limiting plate (35), the positioning rod (34) is vertically arranged at the bottom of the fixed support (1), the limiting plate (35) is fixed on the lifting support (6), a limiting bayonet (351) is arranged on the limiting plate (35), and the positioning rod (34) is movably fixed in the limiting bayonet (351).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022397045.0U CN213438788U (en) | 2020-10-23 | 2020-10-23 | Positioning mechanism of lifting device of automatic edge grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022397045.0U CN213438788U (en) | 2020-10-23 | 2020-10-23 | Positioning mechanism of lifting device of automatic edge grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213438788U true CN213438788U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022397045.0U Active CN213438788U (en) | 2020-10-23 | 2020-10-23 | Positioning mechanism of lifting device of automatic edge grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213438788U (en) |
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2020
- 2020-10-23 CN CN202022397045.0U patent/CN213438788U/en active Active
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