CN217572286U - Drag hook assembly for crystal polishing machine - Google Patents
Drag hook assembly for crystal polishing machine Download PDFInfo
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- CN217572286U CN217572286U CN202221638282.4U CN202221638282U CN217572286U CN 217572286 U CN217572286 U CN 217572286U CN 202221638282 U CN202221638282 U CN 202221638282U CN 217572286 U CN217572286 U CN 217572286U
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- lifting
- seat
- hook
- wheel
- driving wheel
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Abstract
The utility model relates to a drag hook subassembly for quartzy machine of throwing that grinds, including taut hook and be used for driving the driving piece that taut hook goes up and down, the driving piece is the motor, but the drag hook subassembly still includes rotation seat that circumferential direction can rotate to and the drive wheel that can vertically go up and down, rotation seat then by motor drive, rotate and have the promotion face on the seat, the drive wheel supports and presses on promoting the face, when rotating the seat and rotate, the drive wheel passes through the cooperation with promoting the face, realizes going up and down, taut hook and drive wheel linkage realize going up and down in step. The motor driving mode is adopted, the stability is good, the hysteresis phenomenon cannot occur between the tensioning hooks, the positioning precision of the lifting action of the tensioning hooks is improved, and the rejection rate is reduced.
Description
Technical Field
The utility model relates to a drag hook subassembly for quartzy machine of throwing that grinds.
Background
The crystal grinding and polishing machine is used for grinding and polishing all surfaces of the crystal, and the crystal clamp plays an important role in the crystal grinding and polishing machine, is used for positioning the crystal, needs to convert the grinding and polishing surfaces of the crystal and transmits the crystal among all stations.
The existing clamp assembly for crystal polishing is characterized by comprising a mounting seat and a clamp, wherein a backup plate is arranged on the mounting seat, a plurality of rotatable clamp needles are arranged on the clamp in a penetrating manner along the length direction of the clamp, a transmission mechanism for driving the clamp needles to rotate is further arranged in the clamp, a positioning part is arranged on the rear side of the clamp, an upper positioning surface and a lower sliding guide rail are arranged on the backup plate, the clamp assembly further comprises a plurality of tensioning hooks arranged along the length direction of the clamp and a cylinder for driving the tensioning hooks to lift respectively, the tensioning hooks are used for pulling the clamp upwards to compress the clamp on the upper positioning surface to realize positioning when the clamp needs to slide, the tensioning hooks are reset to the initial position, and the clamp slides in contact with the lower sliding guide rail. Because each tensioning hook is driven by a respective cylinder, the processed cylinder can also deform in the later operation, and the cylinder driving has the defect of unstable air pressure, so that the stability of driving the corresponding clamp is easy to cause, and the positioning precision is low.
Disclosure of Invention
The utility model aims at: in order to overcome the defects of the prior art, the utility model provides a drag hook component for quartzy machine of throwing that grinds adopts the motor drive mode, has improved the positioning accuracy to the drag hook.
The technical scheme of the utility model: a drag hook component for a crystal polishing machine, which comprises a tension hook and a driving piece for driving the tension hook to lift,
the driving piece is a motor, and the motor is arranged on the driving piece,
the drag hook component also comprises a rotating seat which can rotate in the circumferential direction and a driving wheel which can vertically lift,
the rotating seat is driven by a motor,
the rotating seat is provided with a lifting surface, the driving wheel is pressed against the lifting surface, when the rotating seat rotates, the driving wheel is matched with the lifting surface to realize lifting,
the tensioning hook is linked with the driving wheel to realize synchronous lifting.
By adopting the technical scheme, the rotating seat is driven to rotate by the motor, when the rotating seat rotates, the driving wheel is on the lifting surface and vertically ascends under the action of the driving wheel, and the tensioning hook can synchronously ascend; when the rotating seat rotates reversely, the driving wheel is on the lifting surface and can vertically descend due to self gravity, and the tensioning hook can synchronously descend. The motor driving mode is adopted, the stability is good, the tensioning hook cannot generate the hysteresis phenomenon, the positioning precision of the lifting action of the tensioning hook is improved, and the rejection rate is reduced.
The utility model discloses a further setting again: the rotating seat is circumferentially provided with a lifting chute, the lifting surface is positioned on the lower side wall of the chute, the upper side of the lifting chute is provided with a jacking surface opposite to the supporting surface, and the driving wheel is positioned in the lifting chute.
By adopting the above further arrangement, the driving wheel relatively moves in the lifting chute, so that the limiting effect on the driving wheel can be achieved, the upper pressing surface can prevent the driving wheel from jumping upwards in the moving process, the fixed moving track is ensured, the precision is high, and the driving wheel can be pressed to ensure the falling in the resetting process of the rotating seat.
The utility model discloses a further setting again: the lifting surface is an inclined surface or an arc surface.
Adopt above-mentioned further setting again, the drive wheel of being convenient for is on the lifting surface, and the mild transition goes up and down.
The utility model discloses a still further set up: the drag hook assembly further comprises a supporting shaft, a driving wheel is sleeved on the supporting shaft and forms a running fit, the driving wheel can roll on the lifting surface, and the tensioning hook is fixed with the supporting shaft.
By adopting the above further arrangement, the driving wheel rolls on the lifting surface through the rotating fit of the driving wheel and the supporting shaft, so that the friction is reduced, and the service life is prolonged.
The utility model discloses a still further set up: the drag hook component also comprises a fixed seat, the rotating seat can rotate circumferentially relative to the fixed seat, a limit part with a vertical limit groove is also arranged on the fixed seat, a limit wheel is also arranged on the supporting shaft,
the limiting wheel is positioned in the limiting groove, so that the limiting of the circumferential rotation of the driving wheel along with the rotating seat is realized; the limiting wheel and the supporting shaft form a running fit.
By adopting the above further arrangement, the drag hook assembly is provided with the limiting structure, the limiting wheel is positioned in the groove of the limiting part, the circumferential rotation of the driving wheel along with the rotating seat is limited, and the limiting structure is simple; through spacing wheel and back shaft normal running fit, the friction of reducible spacing wheel and promotion face.
The utility model discloses a still further set up: be connected with the straining rod on the straining hook, the straining rod upper end is equipped with the lift seat, rotate the inside portion of seat and have: the space for the lifting seat to lift is provided, and the support shaft is connected with the lifting seat.
By adopting the above further arrangement, the supporting shaft is connected with the tensioning hook through the lifting seat and the tensioning rod which are positioned in the rotating seat, the connecting structure is simple, and the installation requirement is met.
The utility model discloses a still further set up: the transmission wheel is provided with at least two, also has two at least promotion faces in the rotation seat week, and the transmission wheel cooperates with the promotion face one-to-one.
Adopt above-mentioned still further setting, the drive wheel that acts on a taut hook is provided with a plurality ofly, and many places support on rotating the seat, and its structure is firm, and it is effectual to drive the lift of same taut hook, avoids the skew.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention;
FIG. 2 is an internal structural view of an embodiment of the present invention;
FIG. 3 is a view showing a structure of a rotary base according to an embodiment of the present invention;
FIG. 4 is a view showing the engagement between the limiting wheel and the limiting portion according to an embodiment of the present invention;
fig. 5 is an assembly view of each driving wheel and the lifting seat in the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
As shown in figures 1-5, the drag hook assembly for crystal polishing machine of the present invention comprises a tension hook 1 and a driving member 2 for driving the tension hook 1 to move up and down,
the driving member 2 is a motor which is driven by a motor,
the drag hook assembly also comprises a rotating seat 3 which can rotate in the circumferential direction and a driving wheel 4 which can vertically lift, wherein the driving wheel 4 can be round or square,
the rotating seat 3 is driven by the motor 2, the driving member is a bidirectional motor which can be used to directly drive the rotating seat 3 to perform circumferential repetitive motion, or a unidirectional motor which drives the rotating seat 3 to perform circumferential repetitive motion through a transmission mechanism, wherein the transmission mechanism is the prior art and is not the focus of the invention, so that redundant description is not repeated here,
the rotating seat 3 is provided with a lifting surface 31, the driving wheel 4 is pressed against the lifting surface 31, when the rotating seat 3 rotates, the driving wheel 4 is matched with the lifting surface 31 to realize lifting,
the tensioning hook 1 is linked with the transmission wheel 4 to realize synchronous lifting;
the rotating seat 3 is circumferentially provided with a lifting chute 32, the lifting surface 31 is positioned on the lower side wall of the chute 32, the upper side of the lifting chute 32 is provided with a top pressing surface 33 opposite to the supporting surface, and the driving wheel 4 is positioned in the lifting chute 32;
the lifting surface 31 is an inclined surface or an arc surface, and the top pressing surface 33 is also an inclined surface or an arc surface;
the drag hook assembly further comprises a supporting shaft 5, a driving wheel 4 is sleeved on the supporting shaft 5 and forms a running fit, a bearing is arranged between the driving wheel 4 and the supporting shaft 5, and the driving wheel 4 can roll on the lifting surface 31; of course, the transmission wheel 4 can also be fixed with the supporting shaft 5, and can slide relatively on the lifting surface 31, and can also realize lifting; the tensioning hook 1 is fixed with the supporting shaft 5;
the drag hook component also comprises a fixed seat 6, the rotating seat 3 can rotate circumferentially relative to the fixed seat 6, a limiting part 7 with a vertical limiting groove 71 is also arranged on the fixed seat 6, the limiting part 7 is fixedly connected with or integrally arranged with the fixed seat 6, a limiting wheel 8 is also arranged on the supporting shaft 5,
the limiting wheel 8 is positioned in the limiting groove 71 to limit the circumferential rotation of the driving wheel 4 along with the rotating seat 3; the limiting wheel 8 and the supporting shaft 5 form a running fit, and the limiting wheel 8 and the supporting shaft 5 are connected through a bearing; the limiting wheel 8 and the driving wheel 4 are two independent parts, and can be connected and fixed or arranged integrally,
be connected with straining rod 9 on the straining hook 1, the upper end of straining rod 9 is equipped with lift seat 10, straining hook 1, straining rod 9 and lift seat 10 can be fixed connection or integrative setting, it has to rotate 3 insides: a space 34 for the lifting seat 10 to lift, wherein the supporting shaft 5 is connected with the lifting seat 10; the transmission wheel 4 is provided with at least two, and 3 circumferencial directions of rotating the seat also have at least two promotion face 31, and transmission wheel 4 and promotion face 31 one-to-one cooperation, and be used for adorning each back shaft 5 that corresponds transmission wheel 4 and be connected fixedly with the lift seat 10 of intermediate position respectively, spacing round 8 also corresponds and sets up a plurality ofly, and spacing portion 7 also corresponds spacing round 8 and is equipped with a plurality ofly.
During assembly, the fixed seat 6 is arranged on the frame of the crystal polishing machine, and can be used on other equipment frames with lifting requirements,
when the device is used, the rotating seat 3 can be driven to rotate by the motor 2, when the rotating seat 3 rotates, each driving wheel 4 rolls on the lifting surface 31 in the corresponding lifting chute 32, the vertical lifting of the driving wheel 4 is realized by the action of the lifting surface 31, and the connected lifting seat 10 is driven to lift by the multi-heel supporting shaft 5, so that the tensioning rod 9 drives the tensioning hook 1 to lift;
when the rotating seat 3 rotates reversely, each driving wheel 4 rolls on the lifting surface 31 in the corresponding lifting chute 32, and vertical descending is realized through the gravity action of the driving wheel 4, and the driving wheel 4 can be pressed by the pressing surface 33 on the upper side to ensure descending, and the lifting seat 10 connected with the supporting shaft 5 is driven to descend through the multi-heel supporting shaft 5, so that the tensioning rod 9 drives the tensioning hook 1 to descend.
In the working process, the limiting wheel 8 moves in the groove 71 of the limiting part 7, so that the circumferential rotation of the driving wheel 4 is limited.
The motor driving mode is adopted, the stability is good, the tension hook 1 does not have a hysteresis phenomenon, the positioning precision of the lifting action of the tension hook 1 is improved, and the rejection rate is reduced; a plurality of drive wheels 4 are stable in structure, drive the same tensioning hook 1 to lift effectually, and avoid the skew.
Claims (7)
1. The utility model provides a drag hook subassembly for quartzy machine of throwing that grinds, includes taut hook and is used for driving the driving piece that taut hook goes up and down, its characterized in that:
the driving piece is a motor, and the motor is arranged on the driving piece,
the drag hook component also comprises a rotating seat which can rotate in the circumferential direction and a driving wheel which can vertically lift,
the rotating seat is driven by a motor,
the rotating seat is provided with a lifting surface, the driving wheel is pressed against the lifting surface, when the rotating seat rotates, the driving wheel is matched with the lifting surface to realize lifting,
the tensioning hook is linked with the transmission wheel to realize synchronous lifting.
2. The drag hook assembly for the crystal grinding and polishing machine according to claim 1, characterized in that: the rotating seat is circumferentially provided with a lifting chute, the lifting surface is positioned on the lower side wall of the chute, the upper side of the lifting chute is provided with a jacking surface opposite to the supporting surface, and the driving wheel is positioned in the lifting chute.
3. The drag hook assembly for the crystal polishing machine according to claim 1 or 2, wherein: the lifting surface is an inclined surface or an arc surface.
4. The retractor assembly of claim 1 or 2, wherein: the drag hook assembly further comprises a supporting shaft, a driving wheel is sleeved on the supporting shaft and forms a running fit, the driving wheel can roll on the lifting surface, and the tensioning hook is fixed with the supporting shaft.
5. The retractor assembly of claim 4, wherein: the drag hook component also comprises a fixed seat, the rotating seat can rotate circumferentially relative to the fixed seat, a limit part with a vertical limit groove is also arranged on the fixed seat, a limit wheel is also arranged on the supporting shaft,
the limiting wheel is positioned in the limiting groove, so that the limiting of the circumferential rotation of the driving wheel along with the rotating seat is realized; the limiting wheel and the supporting shaft form a running fit.
6. The retractor assembly of claim 4, wherein: be connected with the straining rod on the straining hook, the straining rod upper end is equipped with the lift seat, rotate the inside portion of seat and have: the space for the lifting seat to lift is provided, and the support shaft is connected with the lifting seat.
7. The drag hook assembly for the crystal polishing machine according to claim 1 or 2, wherein: the transmission wheel is provided with at least two, also has two at least promotion faces in the rotation seat week, and the transmission wheel cooperates with the promotion face one-to-one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221638282.4U CN217572286U (en) | 2022-06-27 | 2022-06-27 | Drag hook assembly for crystal polishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221638282.4U CN217572286U (en) | 2022-06-27 | 2022-06-27 | Drag hook assembly for crystal polishing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217572286U true CN217572286U (en) | 2022-10-14 |
Family
ID=83530902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221638282.4U Active CN217572286U (en) | 2022-06-27 | 2022-06-27 | Drag hook assembly for crystal polishing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217572286U (en) |
-
2022
- 2022-06-27 CN CN202221638282.4U patent/CN217572286U/en active Active
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