CN219131935U - Knob type tightening clamp - Google Patents
Knob type tightening clamp Download PDFInfo
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- CN219131935U CN219131935U CN202222877235.1U CN202222877235U CN219131935U CN 219131935 U CN219131935 U CN 219131935U CN 202222877235 U CN202222877235 U CN 202222877235U CN 219131935 U CN219131935 U CN 219131935U
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- type tightening
- tightening clamp
- knob type
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Abstract
The utility model relates to the technical field of optical lens processing, in particular to a knob type tightening clamp which comprises an embedded structure, wherein the embedded structure comprises a base, a round boss is fixed above the base, a thread tooth is arranged on the outer side surface of the round boss, a cylinder is fixed above the round boss, a plurality of long grooves are formed in the side surface of the cylinder, a fastening sleeve is arranged above the embedded structure, a through hole is formed in the middle of the fastening sleeve, a ring groove is formed below the side surface of the through hole, a thread groove is formed in the side surface of the ring groove, the fastening sleeve is sleeved on the outer side of the cylinder, and the thread tooth is screwed with the thread groove in a threaded mode. The knob type tightening clamp is simple to operate, convenient to simulate and convenient to adjust the machining angle.
Description
Technical Field
The utility model relates to the technical field of optical lens processing, in particular to a knob type tightening clamp.
Background
With the development of technology, optical lenses have been widely used in the technical fields of digital cameras, mobile phones, projectors, video cameras, etc., and the optical lenses need to ensure higher purity, transparency, uniformity, etc. in the production process. In the process of cutting an optical lens, it is necessary to roughen the glass optical lens by cutting rubstone with a cutting machine and setting a curvature value. Most of the prior art clamps are of a cylindrical structure, a plurality of bolts are connected with side threads in a rotating mode, clamping jaws are fixed at one ends of the bolts, and then an optical lens is clamped through rotating the bolts.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the knob type tightening clamp which is simple to operate, convenient to simulate and convenient to adjust the machining angle.
The technical scheme adopted by the utility model is that the knob type tightening clamp is characterized in that: including embedded structure for press from both sides tight optical lens piece of waiting to process, and fixed with external grinding lathe interconnect, embedded structure includes the base, the base top is fixed with the circle boss, the screw thread tooth has been seted up to the circle boss lateral surface, can cooperate with the adapter sleeve, circle boss top is fixed with the drum, a plurality of long recesses have been seted up to the drum side, embedded structure top is equipped with the adapter sleeve, the through-hole has been seted up at the adapter sleeve middle part, the annular has been seted up to through-hole side below, the screw thread groove has been seted up to the annular side, the adapter sleeve cover is established in the drum outside, screw thread tooth and screw thread groove screw connection.
Firstly, the fastening sleeve is rotated to enable the bottom surface of the fastening sleeve to be in contact with the top surface of the base, at the moment, the cylinder with a plurality of long grooves is not stressed and is in a state that the included angle between the cylinder and the upper side surface of the round boss is eighty-eight degrees, then the optical lens to be processed is placed in the annular groove, then the fastening sleeve is rotated to enable the fastening sleeve to rise, at the moment, the cylinder with a plurality of long grooves is subjected to extrusion force and can be deformed inwards, so that the top of the cylinder is contracted to clamp the optical lens to be processed, and then the clamp is mutually fixed with the square groove and an external grinding machine workbench to perform rough processing.
The bottom surface of the embedded structure is connected with an external machine tool sucker in a vacuum adsorption mode.
The included angle between the outer side surface of the cylinder and the upper side surface of the round boss is eighty-eight degrees, and a certain angle is formed between the outer side of the cylinder and the upper side of the round boss, so that the cylinder clamp is convenient to tighten an optical lens clamp to be processed.
The included angle between the side surface of the through hole and the bottom surface of the cylinder is ninety-two degrees, so as to fit the cylinder.
The width of the long grooves is two millimeters.
The depth of the long grooves is equal to the height of the cylinder.
The height of the fastening sleeve is smaller than the sum of the heights of the cylinder and the round boss, so that the optical lens to be processed can be clamped conveniently.
The top of the outer side of the cylinder is provided with a chamfer, the top of the inner side of the cylinder is provided with an annular groove, and the top of the cylinder is clamped with an optical lens to be processed.
Compared with the prior art, the utility model has the advantages that: the utility model has the advantages that the structure of the matched fastening sleeve and the cylinder with the long groove is added, the structure is simple, the occupied area is small, the operation is convenient, the clamping and the releasing of the optical lens to be processed can be operated by rotating the fastening sleeve, and the operation is simple and convenient.
Drawings
FIG. 1 is a front cross-sectional view of the overall structure of the knob-type tightening clamp of the present utility model.
FIG. 2 is an exploded view of the overall structure of the knob-type tightening clamp of the present utility model.
Fig. 3 is a schematic view of a portion a of the knob-type tightening clamp of the present utility model.
In the accompanying drawings:
1. an embedded structure; 2. a fastening sleeve; 3. an optical lens to be processed; 1.1, a base; 1.2, a round boss; 1.3, thread teeth; 1.4, a cylinder; 1.5, long grooves; 1.6, an annular groove; 2.1, through holes; 2.2, ring grooves; 2.3, a thread groove.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
In order to solve the problems that most of the clamps are of a cylindrical structure, a plurality of bolts are rotationally connected to the side surface of the clamps, clamping jaws are fixed at one ends of the bolts, and then an optical lens is clamped by rotating the bolts, the operation is complex, the processing angle of the optical lens to be processed is difficult to determine, the optical lens is easy to fall off and the like, the utility model provides a knob type tightening clamp, which is characterized in that: including embedded structure 1 for press from both sides tight optical lens piece 3 of waiting to process to with outside grinding lathe interconnect is fixed, embedded structure 1 includes base 1.1, base 1.1 top is fixed with circle boss 1.2, the screw thread tooth 1.3 has been seted up to circle boss 1.2 lateral surface, can cooperate with the adapter sleeve 2, circle boss 1.2 top is fixed with drum 1.4, a plurality of long recess 1.5 have been seted up to drum 1.4 lateral surface, embedded structure 1 top is equipped with adapter sleeve 2, through-hole 2.1 has been seted up at adapter sleeve 2 middle part, annular 2.2 has been seted up to through-hole 2.1 lateral surface below, thread groove 2.3 has been seted up to annular 2.2 lateral surface, adapter sleeve 2 cover is established in drum 1.4 outsides, thread tooth 1.3 and thread groove 2.3 screw connection.
The bottom surface of the embedded structure 1 is connected with an external machine tool sucker in a vacuum adsorption mode.
In the utility model, the included angle between the outer side surface of the cylinder 1.4 and the upper side surface of the round boss 1.2 is eighty-eight degrees, and a certain angle is formed between the outer side of the cylinder 1.4 and the upper side of the round boss 1.2, so that the cylinder 1.4 clamps the optical lens 3 to be processed more tightly.
In the utility model, the included angle between the side surface of the through hole 2.1 and the bottom surface of the cylinder 1.4 is ninety-two degrees, so as to be matched with the cylinder 1.4.
The width of the long grooves 1.5 is two millimeters.
The depth of the long grooves 1.5 is equal to the height of the cylinder 1.4.
The height of the fastening sleeve 2 is smaller than the sum of the heights of the cylinder 1.4 and the round boss 1.2, so that the optical lens 3 to be processed can be clamped conveniently.
In the utility model, the top of the outer side of the cylinder 1.4 is provided with a chamfer, the top of the inner side of the cylinder 1.4 is provided with an annular groove 1.6, and the top of the cylinder 1.4 is clamped with an optical lens 3 to be processed.
When the knob-type tightening clamp of the embodiment is used for rough machining of an optical lens, firstly, the tightening sleeve 2 is rotated to enable the bottom surface of the tightening sleeve 2 to be in contact with the top surface of the base 1.1, at the moment, the cylinder 1.4 with the plurality of long grooves 1.5 is not stressed and is in a state that an included angle between the cylinder 1.4 and the upper side surface of the round boss 1.2 is eighty-eight degrees, then the optical lens 3 to be machined is placed in the annular groove 1.6, then the tightening sleeve 2 is rotated to enable the tightening sleeve 2 to ascend, at the moment, the cylinder 1.4 with the plurality of long grooves 1.5 is subjected to extrusion force and is deformed inwards, so that the top of the cylinder 1.4 is contracted to clamp the optical lens 3 to be machined, and then the clamp is mutually fixed with the square groove 1.6 and an external grinding machine workbench to perform rough machining.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (8)
1. Knob formula tightens up anchor clamps, its characterized in that: including embedded structure (1), embedded structure (1) includes base (1.1), base (1.1) top is fixed with circle boss (1.2), thread tooth (1.3) have been seted up to circle boss (1.2) lateral surface, circle boss (1.2) top is fixed with drum (1.4), a plurality of long recesses (1.5) have been seted up to drum (1.4) side, embedded structure (1) top is equipped with adapter sleeve (2), through-hole (2.1) have been seted up at adapter sleeve (2) middle part, annular groove (2.2) have been seted up to through-hole (2.1) side below, thread groove (2.3) have been seted up to annular groove (2.2) side, adapter sleeve (2) cover is established in the outside of drum (1.4), thread tooth (1.3) and thread groove (2.3) threaded connection.
2. The knob type tightening clamp according to claim 1, wherein: the bottom surface of the embedded structure (1) is connected with an external machine tool sucker in a vacuum adsorption manner.
3. The knob type tightening clamp according to claim 1, wherein: the included angle between the outer side surface of the cylinder (1.4) and the upper side surface of the round boss (1.2) is eighty-eight degrees.
4. The knob type tightening clamp according to claim 1, wherein: the included angle between the side surface of the through hole (2.1) and the bottom surface of the cylinder (1.4) is ninety-two degrees.
5. The knob type tightening clamp according to claim 1, wherein: the width of the long grooves (1.5) is two millimeters.
6. The knob type tightening clamp according to claim 1, wherein: the depth of the long grooves (1.5) is equal to the height of the cylinder (1.4).
7. The knob type tightening clamp according to claim 1, wherein: the height of the fastening sleeve (2) is smaller than the sum of the heights of the cylinder (1.4) and the round boss (1.2).
8. The knob type tightening clamp according to claim 1, wherein: the chamfering device is characterized in that a chamfer is formed in the top of the outer side of the cylinder (1.4), an annular groove (1.6) is formed in the top of the inner side of the cylinder (1.4), and an optical lens (3) to be processed is clamped at the top of the cylinder (1.4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222877235.1U CN219131935U (en) | 2022-10-31 | 2022-10-31 | Knob type tightening clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222877235.1U CN219131935U (en) | 2022-10-31 | 2022-10-31 | Knob type tightening clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219131935U true CN219131935U (en) | 2023-06-06 |
Family
ID=86599964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222877235.1U Active CN219131935U (en) | 2022-10-31 | 2022-10-31 | Knob type tightening clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219131935U (en) |
-
2022
- 2022-10-31 CN CN202222877235.1U patent/CN219131935U/en active Active
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