CN220566893U - Full-automatic ophthalmology check out test set - Google Patents
Full-automatic ophthalmology check out test set Download PDFInfo
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- CN220566893U CN220566893U CN202321571242.7U CN202321571242U CN220566893U CN 220566893 U CN220566893 U CN 220566893U CN 202321571242 U CN202321571242 U CN 202321571242U CN 220566893 U CN220566893 U CN 220566893U
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- 238000012360 testing method Methods 0.000 title claims description 14
- 230000000712 assembly Effects 0.000 claims abstract description 18
- 238000000429 assembly Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000013016 damping Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 9
- 230000033001 locomotion Effects 0.000 description 16
- 230000009471 action Effects 0.000 description 5
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- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000003745 diagnosis Methods 0.000 description 1
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- 230000009897 systematic effect Effects 0.000 description 1
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Abstract
The utility model relates to the field of medical detection equipment, and discloses full-automatic ophthalmic detection equipment, which comprises a Z-axis assembly and two moving assemblies; the output end of one moving assembly is detachably arranged at the bottom of the other moving assembly through a connecting assembly, the output end of the other moving assembly is detachably arranged at the bottom of the Z-axis assembly through the connecting assembly, and the detecting component is also arranged at the output end of the Z-axis assembly through the connecting assembly; the connecting component comprises a mother board and a male board which can be mutually clamped; the two movable components, the movable component and the Z-axis component and the detection equipment are all connected through the connecting component, and the quick assembly disassembly structure between the male board and the mother board of the connecting component is utilized, so that the equipment can be independently disassembled for maintenance when the parts are in a problem, the difficulty of equipment maintenance is reduced, and the maintenance time is shortened.
Description
Technical Field
The utility model relates to the field of medical detection equipment, in particular to full-automatic ophthalmic detection equipment.
Background
In the current age of the rapid development of the network technology, people can use eyes excessively to accelerate aging of eyes to generate various diseases in order to acquire network information; for the diagnosis and detection of ophthalmic diseases, a plurality of related detection devices such as a video camera, a slit lamp, a visual function detector and the like are arranged, and the detection devices need to be adjusted in the X, Y, Z axial direction through a motion platform according to the physical signs of different patients in the use process.
Most of the existing XYZ three-axis motion platforms are manually adjusted, and a few of the existing XYZ three-axis motion platforms have full-automatic XYZ three-axis motion platforms; the X axis (left and right) of the manual motion platform moves by adopting a ball steel sleeve matched shaft, the Y axis (front and back) adopts a roller matched roller way, the Z axis (up and down) adopts a screw rod for transmission, the X axis and the Y axis can realize linkage, but the Z axis cannot be linked with the XY axis, the positioning precision is low, the repeated positioning precision is avoided, and the efficiency is low; the full-automatic XYZ triaxial motion platform adopts the linear bearing to match with the optical axis, has low repeated positioning precision and large operation noise, and causes easy blocking and abnormal sound during operation due to large system accumulated error, is not easy to maintain and has poor consistency.
Disclosure of Invention
The utility model overcomes the defects of the prior art, and provides full-automatic ophthalmic detection equipment which has the function of easy disassembly and independent maintenance.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the full-automatic ophthalmic detection equipment comprises a liftable Z-axis assembly and two moving assemblies for supporting the Z-axis assembly, wherein the output ends of the two moving assemblies can respectively linearly move along the mutually vertical horizontal directions; the output end of one moving assembly is detachably arranged at the bottom of the other moving assembly through a connecting assembly, the output end of the other moving assembly is detachably arranged at the bottom of the Z-axis assembly through the connecting assembly, and the detecting component is also arranged at the output end of the Z-axis assembly through the connecting assembly; the connecting assembly comprises a mother board and a male board, wherein the mother board and the male board can be mutually clamped, the mother board is arranged at the output ends of the moving assembly and the Z-axis assembly, and the male board is fixedly arranged at the bottoms of the moving assembly and the Z-axis assembly, which are positioned above the male board.
In a preferred embodiment of the utility model, the Z-axis assembly comprises a second support, a wedge-shaped push block and a wedge-shaped slide block, wherein a second motor is installed on one side of the second support, the output end of the second motor is connected with a second screw rod which is screwed and penetrated on the wedge-shaped push block, the driven inclined plane of the wedge-shaped push block is abutted on the driving inclined plane of the wedge-shaped slide block to form a wedge-shaped structure, and one side of the wedge-shaped slide block is provided with a guide assembly.
In a preferred embodiment of the present utility model, the guide assembly includes a guide seat fixedly mounted on the second support, a longitudinal guide sliding rail is disposed on one side of the guide seat, a guide sliding seat is slidably mounted on the guide sliding rail, and one side of the guide sliding seat is connected with the wedge-shaped sliding block.
In a preferred embodiment of the present utility model, each of the two moving assemblies includes a first support, a first motor is mounted on the first support, an output end of the first motor is connected with a first screw rod, and the first screw rods located on different moving assemblies are mutually perpendicular; the first screw rod is sleeved with a nut in a screwing mode, the nut is fixedly connected with a supporting plate, and the motherboard is fixedly installed on the supporting plate.
In a preferred embodiment of the utility model, the motherboard is provided with a dovetail groove, and the male board can be embedded into the dovetail groove; the male plate is fixedly arranged at the bottoms of the first support and the second support and on the detection part, and the mother plate is fixedly arranged at the top of the wedge-shaped sliding block.
In a preferred embodiment of the present utility model, a linear assembly is disposed between the first support and the support plate, the linear assembly includes a support block disposed on an inner side of the first support, a linear guide rail is mounted on the support block, the linear guide rail is parallel to the first screw rod, a linear slider is slidingly connected to the linear guide rail, and the linear slider is fixedly connected to the support plate.
In a preferred embodiment of the present utility model, the wedge-shaped pushing block is connected with the wedge-shaped sliding block through a tangential component, the tangential component comprises a tangential sliding rail installed on the driven inclined plane, a tangential sliding seat is installed on the tangential sliding rail in a sliding manner, and one side of the tangential sliding seat is fixedly installed on the driving inclined plane.
In a preferred embodiment of the present utility model, the first motor is connected to the first screw rod, and the second motor is connected to the second screw rod through a damping coupling.
The utility model solves the defects existing in the background technology, and has the beneficial effects that:
(1) According to the utility model, the two moving assemblies, the moving assembly and the Z-axis assembly as well as the Z-axis assembly and the detection equipment are all connected through the connecting assembly, and the quick dismounting structure between the male plate and the female plate of the connecting assembly is utilized, so that the components can be independently dismounted and maintained when the components are in a problem, the whole moving platform is prevented from being dismounted, the maintenance difficulty of the equipment is reduced, and the maintenance time is shortened.
(2) In the utility model, the linear assembly is adopted for guiding and supporting, and the nut and the damping coupler are adopted to counteract systematic errors, so that the clamping and abnormal sound are eliminated, the repeated positioning precision is improved, and the running noise is reduced.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of the construction of a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of the structure of a moving assembly according to the preferred embodiment of the present utility model;
FIG. 3 is a schematic view of the structure of a Z-axis assembly according to a preferred embodiment of the present utility model;
FIG. 4 is a schematic view of the internal structure of the Z-axis assembly according to the preferred embodiment of the present utility model;
FIG. 5 is a schematic view of the construction of a splice assembly according to the preferred embodiment of the present utility model;
1, a damping coupler; 2. a moving assembly; 201. a first support; 202. a first motor; 203. a first screw rod; 204. a nut; 205. a support plate; 3. a Z-axis assembly; 301. a second support; 302. a second motor; 303. a second screw rod; 304. wedge-shaped push blocks; 305. a wedge-shaped slide block; 360. a tangential component; 361. a tangential slide rail; 362. a tangential slide; 4. a joining assembly; 401. a motherboard; 402. a male plate; 501. a guide seat; 502. a guide rail; 503. a guide slide; 601. a support block; 602. a linear guide rail; 603. a linear slide.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the utility model, which are presented only by way of illustration, and thus show only the structures that are relevant to the utility model.
As shown in fig. 1, a full-automatic ophthalmic testing apparatus includes a Z-axis assembly 3 and two moving assemblies 2 for receiving the Z-axis assembly 3, wherein the output ends of the two moving assemblies 2 can respectively linearly move along the horizontal directions perpendicular to each other, the moving direction of the output end of the Z-axis assembly 3 is perpendicular to the moving direction of the output ends of the two moving assemblies 2, and the testing component of the testing apparatus is mounted at the output end of the Z-axis assembly 3, i.e. the testing component can be adjusted at any position in a certain spatial range by the combined action of the Z-axis assembly 3 and the two moving assemblies 2.
As shown in fig. 3-4, the Z-axis assembly 3 includes a second support 301, a wedge-shaped push block 304 and a wedge-shaped slide block 305, a second motor 302 is installed on one side of the second support 301, an output end of the second motor 302 is connected with a second screw rod 303 screwed through the wedge-shaped push block 304, and a driven inclined plane of the wedge-shaped push block 304 abuts against a driving inclined plane of the wedge-shaped slide block 305 to form a wedge-shaped structure. Specifically, the second motor 302 drives the second screw rod 303 to rotate, and the wedge-shaped push block 304 can be driven to move along the axis direction of the second screw rod 303 through the rotation action, and at the moment, the driving inclined plane and the driven inclined plane are abutted to form a wedge-shaped structure, that is, the height of the wedge-shaped slide block 305 can be changed along with the extrusion of the wedge-shaped push block 304 along the inclined plane; when the wedge-shaped push block 304 moves close to the wedge-shaped slide block 305, the wedge-shaped slide block 305 is lifted, and when the wedge-shaped push block 304 moves away from the wedge-shaped slide block 305, the wedge-shaped slide block 305 is lowered under the action of self-gravity.
Wherein, there is a trigonometric function relationship between the change H of the height of the wedge slider 305 and the change D of the displacement of the wedge push block 304, i.e., h=d×tan θ, where θ is the angle between the active ramp and the horizontal plane; in order to ensure that the wedge sled 305 can move upwards in a given direction, a guide assembly is provided on one side thereof that is connected to the second holder 301.
The guide assembly includes a guide seat 501 fixedly mounted on the second support 301, a longitudinal guide rail 502 is disposed on one side of the guide seat 501, a guide slide 503 is slidably mounted on the guide rail 502, and one side of the guide slide 503 is connected with the wedge-shaped slider 305. Through the sliding connection between the guide slide 503 and the guide slide rail 502, the movement generated by the extrusion of the wedge-shaped slide block 305 can be guided, so as to ensure the stable operation of the lifting function.
Further, the wedge-shaped push block 304 is connected with the wedge-shaped slide block 305 through a tangential component 360, the tangential component 360 comprises a tangential slide rail 361 installed on the driven inclined plane, a tangential slide seat 362 is slidably installed on the tangential slide rail 361, and one side of the tangential slide seat 362 is fixedly installed on the driving inclined plane. By utilizing the sliding connection relationship between the tangential sliding seat 362 and the tangential sliding rail 361, the friction force generated between the driving inclined plane and the driven inclined plane in the wedge-shaped structure can be reduced, and the stable running of the movement of the wedge-shaped structure can be ensured, so that the consistency of the platform is ensured.
As shown in fig. 1-2, the moving assembly 2 comprises a first support 201, a first motor 202 is installed on the first support 201, an output end of the first motor 202 is connected with a first screw rod 203, a nut 204 is sleeved on the first screw rod 203 in a screwing mode, and a supporting plate 205 is fixedly connected to the nut 204. Specifically, the first motor 202 drives the first screw 203 to rotate, so that the nut 204 can be driven to move along the axial direction of the first screw 203, and further the support plate 205 is driven to perform linear motion.
The linear assembly is arranged between the first support 201 and the support plate 205, the linear assembly comprises a support block 601 arranged on the inner side of the first support 201, a linear guide rail 602 is mounted on the support block 601, the linear guide rail 602 is parallel to the first screw rod 203, a linear slider 603 is slidingly connected on the linear guide rail 602, and the linear slider 603 is fixedly connected with the support plate 205; through the cooperation slip between sharp slider 603 and the linear guide 602, guarantee backup pad 205 smooth motion, provide the guide effect for it, can also reduce the frictional wear between backup pad 205 and the first support 201 to increase of service life, reduce cost.
The first screw rods 203 on the different moving assemblies 2 are perpendicular to each other to form a moving platform for X/Y axis movement in the horizontal direction.
Specifically, the output end of one of the moving assemblies 2, that is, the supporting plate 205 is detachably mounted at the bottom of the other moving assembly 2 through the connecting assembly 4, the output end of the other moving assembly 2 is detachably mounted at the bottom of the Z-axis assembly 3 through the connecting assembly 4, and the detecting component is also arranged at the output end of the Z-axis assembly 3 through the connecting assembly 4; based on the above, the adjustment of the spatial position of the detection component is realized by using the X/Y axial motion platform formed by the two moving components 2 and the Z axial motion platform formed by the Z axial component 3.
As shown in fig. 1, 3 and 5, the connection assembly 4 includes a motherboard 401 and a male board 402 that can be clamped with each other, the motherboard 401 is provided with a dovetail groove, the male board 402 can be embedded into the dovetail groove, and after the male board 402 is inserted into the dovetail groove, the male board 402 can be fixed on the motherboard 401 from the side by means of a screw or a pin, that is, the screw extends into the interior of the male board 402 through the side of the motherboard 401, so as to enhance the stability of connection.
Motherboard 401 is disposed at the output ends of moving assembly 2 and Z-axis assembly 3, i.e., the tops of support plate 205 and wedge sled 305; the male plate 402 is fixedly installed at the bottoms of the moving assembly 2 and the Z-axis assembly 3 positioned above, i.e., at the bottoms of the first support 201 and the second support 301 of the moving assembly 2 positioned above; when the detecting member of the detecting apparatus is mounted on the Z-axis assembly 3 through the engagement assembly 4, the corresponding male plate 402 is also mounted on the detecting member.
In addition, the first motor 202 is connected with the first screw 203, the second motor 302 is connected with the second screw 303 through the damping coupling 1. Specifically, the first motor 202 and the second motor 302 preferably adopt stepping motors to drive the corresponding first screw rod 203 and second screw rod 303, and noise generated during operation of the device is reduced through the damping coupling 1 and the nut 204, so that the overall operation stability of the equipment is improved; and the first motor 202 and the second motor 302 are driven by pulse signals, so that the three-axis linkage of the device can be realized.
The specific working principle of the technical scheme disclosed above is as follows:
principle of operation of the mobile assembly 2: according to the position of the terminal picture received by the client, a pulse signal is sent to the first motor 202 adopting a stepping motor, and the first motor 202 rotates the first screw rod 203 in real time according to the pulse signal, so that the nut 204 can drive the supporting plate 205 to move to a designated position in the X-axis or Y-axis direction respectively.
The working principle of the Z-axis assembly 3: the driving inclined plane and the driven inclined plane are abutted to form a wedge-shaped structure, namely when the wedge-shaped push block 304 moves close to the wedge-shaped slide block 305, the wedge-shaped slide block 305 is lifted, and when the wedge-shaped push block 304 moves away from the wedge-shaped slide block 305, the wedge-shaped slide block 305 descends under the action of self gravity; when the wedge pushing block 304 moves along the axial direction of the second screw rod 303, a trigonometric function conversion relationship is added between the wedge pushing block 304 and the wedge sliding block 305, and a trigonometric function relationship exists between the change H of the height of the wedge sliding block 305 and the change D of the displacement of the wedge pushing block 304, i.e., h=d×tan θ, where θ is an included angle between the active inclined plane and the horizontal plane.
The working process comprises the following steps: the mother board 401 and the male board 402 are respectively arranged at corresponding positions, so that the corresponding male board 402 can be fixedly embedded into a dovetail groove of the mother board 401, and the two movable assemblies 2, the Z-axis assembly 3 and the detection component are quickly connected through the connecting assembly 4; after receiving the pulse signal, the first motor 202 and the second motor 302 respectively drive the corresponding first screw 203 and second screw 303 to rotate, so that the supporting plate 205 and the wedge-shaped push block 304 are displaced; the first lead screws 203 on the two moving assemblies 2 are perpendicular to each other, and push the wedge-shaped sliding block 305 through the wedge-shaped pushing block 304, so that the upper end surface of the wedge-shaped sliding block 305 can move up and down under the action of the guiding assembly, and further the up and down movement of the Z axis is realized.
In conclusion, the device has the advantages of high positioning repeatability, low running noise, high reliability, easiness in maintenance and the like, and the repeated positioning accuracy is less than 0.01mm; the related motion platform is assembled and used without adjustment, and maintenance work can be performed by the modules, so that independent disassembly and maintenance of the XYZ-axis motion platform are realized.
The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (8)
1. A fully automatic ophthalmic testing device, characterized by: the lifting type Z-axis lifting device comprises a lifting Z-axis assembly (3) and two moving assemblies (2) for supporting the Z-axis assembly (3), wherein output ends of the two moving assemblies (2) can respectively linearly move along mutually vertical horizontal directions; the output end of one moving assembly (2) is detachably arranged at the bottom of the other moving assembly (2) through a connecting assembly (4), the output end of the other moving assembly (2) is detachably arranged at the bottom of the Z-axis assembly (3) through the connecting assembly (4), and the detecting component is also arranged at the output end of the Z-axis assembly (3) through the connecting assembly (4); the connecting assembly (4) comprises a motherboard (401) and a male board (402) which can be mutually clamped, the motherboard (401) is arranged at the output end of the moving assembly (2) and the Z-axis assembly (3), and the male board (402) is fixedly arranged at the bottoms of the moving assembly (2) and the Z-axis assembly (3) which are positioned above.
2. The fully automatic ophthalmic testing apparatus of claim 1, wherein: the Z-axis assembly (3) comprises a second support (301), a wedge-shaped push block (304) and a wedge-shaped slide block (305), wherein a second motor (302) is installed on one side of the second support (301), the output end of the second motor (302) is connected with a second screw rod (303) which is screwed and penetrated on the wedge-shaped push block (304), the driven inclined surface of the wedge-shaped push block (304) is abutted to the driving inclined surface of the wedge-shaped slide block (305) to form a wedge-shaped structure, and one side of the wedge-shaped slide block (305) is provided with a guide assembly.
3. The fully automatic ophthalmic testing apparatus of claim 2, wherein: the guide assembly comprises a guide seat (501) fixedly mounted on the second support (301), a longitudinal guide sliding rail (502) is arranged on one side of the guide seat (501), a guide sliding seat (503) is mounted on the guide sliding rail (502) in a sliding manner, and one side of the guide sliding seat (503) is connected with the wedge-shaped sliding block (305).
4. The fully automatic ophthalmic testing apparatus of claim 2, wherein: the two moving assemblies (2) comprise first supports (201), first motors (202) are mounted on the first supports (201), first screw rods (203) are connected to output ends of the first motors (202), and the first screw rods (203) located on different moving assemblies (2) are perpendicular to each other; the first screw rod (203) is sleeved with a nut (204) in a screwing mode, the nut (204) is fixedly connected with a supporting plate (205), and the motherboard (401) is fixedly installed on the supporting plate (205).
5. The fully automatic ophthalmic testing apparatus of claim 4, wherein: the mother board (401) is provided with a dovetail groove, and the male board (402) can be embedded into the dovetail groove; the male plate (402) is fixedly arranged at the bottoms of the first support (201) and the second support (301) and on the detection part, and the mother plate (401) is fixedly arranged at the top of the wedge-shaped sliding block (305).
6. The fully automatic ophthalmic testing apparatus of claim 5, wherein: be provided with sharp subassembly between first support (201) with backup pad (205), sharp subassembly is including setting up supporting shoe (601) of first support (201) inboard, install linear guide (602) on supporting shoe (601), linear guide (602) are on a parallel with first lead screw (203), sliding connection has sharp slider (603) on linear guide (602), just sharp slider (603) with backup pad (205) fixed connection.
7. The fully automatic ophthalmic testing apparatus of any one of claims 4-6, wherein: the wedge-shaped pushing block (304) is connected with the wedge-shaped sliding block (305) through a tangential component (360), the tangential component (360) comprises a tangential sliding rail (361) arranged on the driven inclined plane, a tangential sliding seat (362) is arranged on the tangential sliding rail (361) in a sliding manner, and one side of the tangential sliding seat (362) is fixedly arranged on the driving inclined plane.
8. The fully automatic ophthalmic testing apparatus of claim 7, wherein: the first motor (202) is connected with the first screw rod (203), and the second motor (302) is connected with the second screw rod (303) through a damping coupler (1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321547980 | 2023-06-16 | ||
| CN2023215479808 | 2023-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220566893U true CN220566893U (en) | 2024-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321571242.7U Active CN220566893U (en) | 2023-06-16 | 2023-06-20 | Full-automatic ophthalmology check out test set |
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| Country | Link |
|---|---|
| CN (1) | CN220566893U (en) |
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2023
- 2023-06-20 CN CN202321571242.7U patent/CN220566893U/en active Active
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