CN219124048U - Linear transmission device - Google Patents
Linear transmission device Download PDFInfo
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- CN219124048U CN219124048U CN202223578225.4U CN202223578225U CN219124048U CN 219124048 U CN219124048 U CN 219124048U CN 202223578225 U CN202223578225 U CN 202223578225U CN 219124048 U CN219124048 U CN 219124048U
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- driving
- groove
- driving unit
- connecting piece
- transmission device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The present utility model relates to a linear transmission device. The linear transmission device comprises a driving unit, a guide rail, a motor fixing plate, a fixing block, a connecting piece, a driving deflector rod and a detection unit, wherein the driving unit and the guide rail are respectively arranged at two ends of the top of the motor fixing plate; the fixed block is arranged on the guide rail in a sliding way; a groove is formed in one side, close to the driving unit, of the fixed block, and the groove is formed in the vertical direction of the fixed block; the connecting piece is movably arranged in the groove; the driving unit is in driving connection with the driving deflector rod; the driving deflector rod is connected with the connecting piece; the detection unit is arranged on one side of the driving unit away from the groove. The linear transmission device provided by the utility model has the advantages of compact structure, fewer parts, low cost, convenience in installation and good electric control precision.
Description
Technical Field
The utility model relates to the technical field of transmission mechanisms, in particular to a linear transmission device.
Background
The linear motion in the medical instrument is realized by a transmission mechanism such as a linear sliding table or a belt and a guide rail and the like and a circuit driving mode.
The prior linear transmission device of the medical instrument has some defects to be solved:
for example, a common linear sliding table device realizes linear motion by using a mode of screw rod transmission and guide rails, but the assembly requirement of the whole device is high due to high machining precision requirement of the screw rod, and defects such as clamping, abrasion and the like are easy to occur due to improper assembly. For example, a common belt and guide rail transmission device is easy to wear and stretch, and the transmission precision of the transmission device is affected due to long time.
Disclosure of Invention
In order to solve the technical problems that the conventional linear transmission device of the medical instrument is easy to cause defects such as clamping, abrasion, easy abrasion and easy stretching, the utility model provides the linear transmission device which has compact structure, fewer parts, low cost, convenient installation and good electric control precision.
The utility model provides a linear transmission device which comprises a driving unit, a guide rail, a motor fixing plate, a fixing block, a connecting piece, a driving deflector rod and a detection unit, wherein the driving unit and the guide rail are respectively arranged at two ends of the top of the motor fixing plate; the fixed block is arranged on the guide rail in a sliding way; a groove is formed in one side, close to the driving unit, of the fixed block, and the groove is formed in the vertical direction of the fixed block; the connecting piece is movably arranged in the groove; the driving unit is in driving connection with the driving deflector rod; the driving deflector rod is connected with the connecting piece; the detection unit is arranged on one side of the driving unit away from the groove.
In a preferred embodiment of the linear driving device provided by the utility model, the driving unit is a stepper motor.
In a preferred embodiment of the linear driving device provided by the utility model, the connecting piece is an idler wheel or a bearing.
In a preferred embodiment of the linear driving device provided by the utility model, the detection unit is a slot-type optocoupler.
Compared with the prior art, the linear transmission device provided by the utility model has the following beneficial effects: the linear transmission device drives the driving deflector rod through the driving unit, the driving deflector rod drives the connecting piece, the connecting piece pushes the fixed block to complete linear motion, the structure is compact, parts are few, the cost is low, the installation is convenient, and the electric control precision is good.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic view of a linear drive provided by the present utility model;
fig. 2 is a schematic view of another angle of the linear driving device provided by the utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic structural diagram of a linear driving device according to the present utility model; fig. 2 is a schematic view of another angle of the linear driving device provided by the utility model. The linear transmission device 1 comprises a driving unit 11, a guide rail 12, a motor fixing plate 13, a fixing block 14, a connecting piece 15, a driving deflector rod 16 and a detection unit 17, wherein the driving unit 11 and the guide rail 12 are respectively arranged at two ends of the top of the motor fixing plate 13; the fixed block 14 is slidably arranged on the guide rail 12; a groove 141 is formed in one side, close to the driving unit 11, of the fixed block 14, and the groove 141 is arranged along the vertical direction of the fixed block 14; the connecting piece 15 is movably arranged in the groove 141; the driving unit 11 is in driving connection with the driving deflector rod 16; the driving deflector rod 16 is connected with the connecting piece 15; the detection unit 17 is arranged at a side of the driving unit 11 remote from the recess 141.
Specifically, the driving unit 11 is a stepper motor.
In particular, the connection 15 is an idler or a bearing.
Specifically, the detection unit 17 is a slot-type optocoupler, and is configured to detect a position of the driving lever 16, so as to ensure electrical control accuracy of the device.
When in use, the driving unit 11 drives the driving lever 16 to swing, and the driving lever 16 drives the connecting piece 15 to reciprocate along the groove 141, so as to drive the fixing block 14 to reciprocate along the guide rail 12.
The linear transmission device 1 provided by the utility model has the following beneficial effects:
the linear transmission device 1 drives the driving deflector rod 16 through the driving unit 11, the driving deflector rod 16 drives the connecting piece 15, the connecting piece 15 pushes the fixed block 14 to complete linear motion, the structure is compact, the number of parts is small, the cost is low, the installation is convenient, and the electric control precision is good.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (4)
1. The linear transmission device is characterized by comprising a driving unit, a guide rail, a motor fixing plate, a fixing block, a connecting piece, a driving deflector rod and a detection unit, wherein the driving unit and the guide rail are respectively arranged at two ends of the top of the motor fixing plate; the fixed block is arranged on the guide rail in a sliding way; a groove is formed in one side, close to the driving unit, of the fixed block, and the groove is formed in the vertical direction of the fixed block; the connecting piece is movably arranged in the groove; the driving unit is in driving connection with the driving deflector rod; the driving deflector rod is connected with the connecting piece; the detection unit is arranged on one side of the driving unit away from the groove.
2. The linear actuator of claim 1, wherein the drive unit is a stepper motor.
3. The linear drive of claim 1, wherein the connection is an idler or a bearing.
4. The linear actuator of claim 1, wherein the detection unit is a slot optocoupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223578225.4U CN219124048U (en) | 2022-12-31 | 2022-12-31 | Linear transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223578225.4U CN219124048U (en) | 2022-12-31 | 2022-12-31 | Linear transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219124048U true CN219124048U (en) | 2023-06-02 |
Family
ID=86520440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223578225.4U Active CN219124048U (en) | 2022-12-31 | 2022-12-31 | Linear transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219124048U (en) |
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2022
- 2022-12-31 CN CN202223578225.4U patent/CN219124048U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |