CN109649770B - Driving assembly and formula machine - Google Patents
Driving assembly and formula machine Download PDFInfo
- Publication number
- CN109649770B CN109649770B CN201910068404.7A CN201910068404A CN109649770B CN 109649770 B CN109649770 B CN 109649770B CN 201910068404 A CN201910068404 A CN 201910068404A CN 109649770 B CN109649770 B CN 109649770B
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- Prior art keywords
- transmission
- assembly
- belt pulley
- driving
- driving motor
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- 230000005540 biological transmission Effects 0.000 claims abstract description 83
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 230000001960 triggered effect Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 22
- 239000003814 drug Substances 0.000 abstract description 10
- 230000010354 integration Effects 0.000 abstract description 5
- 230000036541 health Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002483 medication Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
- B65B65/02—Driving gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to the technical field of medical equipment, and discloses a driving assembly and a formula machine, which are used for outputting linear motion and rotary motion by using an output shaft, so that the integration of the driving assembly is improved, the occupied space is reduced, and the medicine distribution precision is improved. The invention provides a driving assembly which comprises a mounting bracket, a translation driving mechanism, a rotation driving mechanism and a transmission plate, wherein: the translational driving mechanism and the rotary driving mechanism are arranged on the mounting bracket, the translational driving mechanism comprises a first driving motor, a screw rod, a screw cap and a first speed changing assembly, the first speed changing assembly is in transmission connection between the first driving motor and the screw rod, and the screw cap is in threaded connection with the screw rod; the rotary driving mechanism comprises a second driving motor, a transmission shaft, a transmission sleeve and a second speed changing assembly, wherein the second speed changing assembly is in transmission connection between the second driving motor and the transmission sleeve, and the transmission sleeve is installed in a sleeved mode with the transmission sleeve; the transmission shaft is axially fixed on the transmission plate, and the nut is axially fixed on the transmission plate.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a driving assembly and a prescription machine.
Background
With the progress of society and the development of economy, the living standard of people is continuously improved, the trend of population aging is increasingly obvious, and the proportion of the aged population is increased, so that the demand for social medical and health resources is increased. In addition, due to the acceleration of town and the increase of population flow, public health pressure is increased, and new requirements for medical and health resources are also brought about. The most intuitive embodiment of the social medical and health resources is that the medical and health resources, the medical supporting facilities and the medical staff are provided, and meanwhile, the allocation efficiency of the medical and health resources also indirectly influences the redundancy of the medical and health resources.
For granular or powder medications, it is often necessary to enclose the medication in a cup during dispensing and packaging.
Disclosure of Invention
The embodiment of the invention provides a driving assembly and a formula machine, which are used for outputting linear motion and rotary motion by using one output shaft, so that the integration of the driving assembly is improved, the occupied space is reduced, and the medicine distribution precision is improved.
An embodiment of the present invention provides a dispensing assembly comprising:
A mounting bracket;
The translation driving mechanism is arranged on the mounting bracket and comprises a first driving motor, a screw rod, a screw cap and a first speed changing assembly, wherein the first speed changing assembly is in transmission connection between the first driving motor and the screw rod, and the screw cap is in threaded connection with the screw rod;
The rotary driving mechanism is arranged on the mounting bracket and comprises a second driving motor, a transmission shaft, a transmission sleeve and a second speed changing assembly, wherein the second speed changing assembly is in transmission connection between the second driving motor and the transmission sleeve, the transmission sleeve is arranged on the transmission sleeve in a sleeved mode, and the transmission sleeve is in circumferential clamping connection with the transmission shaft;
the transmission plate, the transmission shaft is fixed in the axial drive plate, the nut is fixed in the axial drive plate.
In a specific technical scheme, the first speed change assembly comprises a first large belt pulley, a first small belt pulley and a first belt connected with the first large belt pulley and the first small belt pulley, wherein the first large belt pulley is fixedly connected with the screw rod, and the first small belt pulley is in driving connection with the first driving motor.
In a specific technical scheme, the second speed change assembly comprises a second large belt pulley, a second small belt pulley and a second belt which is connected with the second large belt pulley and the second small belt pulley, the second large belt pulley is fixedly connected with the transmission sleeve, and the first small belt pulley is in driving connection with the second driving motor.
In a further technical scheme, the driving assembly further comprises a guide shaft which is parallel to the screw rod, and the transmission plate is assembled on the guide shaft in a sliding manner.
In a further technical scheme, the driving assembly further comprises a displacement sensor, and the displacement sensor is triggered when the transmission plate is located at the set position.
In a specific technical scheme, the transmission plate is provided with a first trigger piece, the displacement sensor is provided with a first transmitting end and a first receiving end, and the first trigger piece is positioned between the first transmitting end and the first receiving end to trigger the displacement sensor.
In a further aspect, the drive assembly further comprises a rotation sensor that is triggered when the second large pulley is in the set position.
In an alternative technical scheme, the rotation sensor is provided with a second transmitting end and a second receiving end;
The second large belt pulley is provided with an annular trigger piece, the annular trigger piece is provided with a notch, and the rotation sensor is triggered when the notch is positioned between the second transmitting end and the second receiving end; or alternatively
The second large pulley has a second trigger tab that triggers the rotation sensor when positioned between the first transmitting end and the first receiving end.
In the embodiment of the invention, the screw cap is in threaded connection with the screw rod, the rotary motion of the first driving motor is converted into linear motion and is output by the screw rod, and the linear motion is transmitted to the transmission shaft by the transmission plate, so that the transmission shaft is driven to move linearly along the axial direction by the translation driving mechanism; the second driving motor drives the transmission shaft to circumferentially rotate by utilizing the cooperation of the transmission sleeve and the transmission shaft, so that the driving assembly can utilize one transmission shaft as an output shaft to realize the transmission of two forms of linear motion and rotational motion without utilizing two output shafts to respectively realize the two types of motion, thereby being beneficial to improving the integration level of the driving assembly and reducing the occupied space on one hand; on the other hand, when the device is applied to a prescription machine, the structure deviation can be reduced by using one output shaft, and the dispensing precision is improved; in yet another aspect, the structure of the connection to the drive assembly may be simplified, requiring only one component to be connected to the drive assembly.
The invention also provides a formulation machine, which comprises the driving component in any technical scheme.
The formula machine is compact in structure, occupies small space, can perform medicine distribution operation by using one output shaft, and is high in medicine distribution precision.
Drawings
FIG. 1 is a schematic diagram of a driving assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a driving assembly according to another embodiment of the invention.
Reference numerals:
11-mounting a bracket;
12-a translational drive mechanism;
121-a first drive motor;
122-screw;
123-nuts;
124-a first transmission assembly;
1241-first large pulley;
1242-a first small pulley;
1243-a first belt;
13-a rotary drive mechanism;
131-a second drive motor;
132-a drive shaft;
133-a transmission sleeve;
134-a second transmission assembly;
1341-second largest pulley;
1342-a second small pulley;
1343-second belt;
14-a drive plate;
15-a guide shaft;
16-a displacement sensor;
17-a rotation sensor.
Detailed Description
In order to utilize an output shaft to output linear motion and rotary motion, the integration of a driving assembly is improved, occupied space is reduced, and medicine distribution precision is improved. The present invention will be further described in detail with reference to the following examples, in order to make the objects, technical solutions and advantages of the present invention more apparent.
Referring to fig. 1 and 2, a driving assembly according to an embodiment of the present invention includes a mounting bracket 11, a translational driving mechanism 12, a rotational driving mechanism 13, and a transmission plate 14, wherein:
The translation driving mechanism 12 and the rotation driving mechanism 13 are arranged on the mounting bracket 11, the translation driving mechanism 12 comprises a first driving motor 121, a screw rod 122, a nut 123 and a first speed changing assembly 124, the first speed changing assembly 124 is in transmission connection between the first driving motor 121 and the screw rod 122, and the nut 123 is in threaded connection with the screw rod 122; the rotary driving mechanism 13 comprises a second driving motor 131, a transmission shaft 132, a transmission sleeve 133 and a second speed changing assembly 134, wherein the second speed changing assembly 134 is in transmission connection between the second driving motor 131 and the transmission sleeve 133, the transmission sleeve 133 is sleeved with the transmission shaft 132, and the transmission sleeve 133 is in circumferential clamping connection with the transmission shaft 132; the drive shaft 132 is axially fixed to the drive plate 14 and the nut is axially fixed to the drive plate 14.
In the embodiment of the invention, the nut 123 is in threaded connection with the screw 122, the rotary motion of the first driving motor 121 is converted into linear motion and is output by the screw 122, and the linear motion is transmitted to the transmission shaft 132 by the transmission plate 14, so that the transmission shaft 132 is driven to move linearly along the axial direction by the translational driving mechanism 12; the second driving motor 131 drives the transmission shaft 132 to rotate circumferentially by utilizing the cooperation of the transmission sleeve 133 and the transmission shaft 132, so that the driving assembly can realize the transmission of two forms of linear motion and rotary motion by utilizing one transmission shaft 132 as an output shaft, and two types of motion are not required to be realized by utilizing two output shafts respectively, thereby being beneficial to improving the integration level of the driving assembly and reducing the occupied space on one hand; on the other hand, when the device is applied to a prescription machine, the structural deviation can be reduced by using one output shaft, and the medicine distribution precision is improved; in yet another aspect, the structure of the connection to the drive assembly may be simplified, requiring only one component to be connected to the drive assembly.
In the technical scheme of the invention, the first driving motor 121 and the second driving motor 131 are used as driving elements, so that the driving assembly can be applied to more environments, such as dust environment and the like; and control accuracy is facilitated to be improved.
In a specific embodiment, the transmission shaft may be a spline shaft or a square shaft, and the transmission sleeve is an adapted spline nut or a transmission sleeve with a square hole.
With continued reference to fig. 1 and 2, in a further embodiment, the first transmission assembly 124 includes a first large pulley 1241, a first small pulley 1242, and a first belt 1243 connecting the first large pulley 1241 and the first small pulley 1242, the first large pulley 1241 being fixedly connected to the screw 122, the first small pulley 1242 being drivingly connected to the first drive motor 121.
In this embodiment, the belt transmission is used to transmit power, so that the rotation speed output by the first driving motor 121 can be reduced, and control is facilitated. Because the belt has certain flexibility, the noise of the running of the equipment can be reduced, and the vibration can be reduced; in addition, the requirement of the belt transmission on the installation precision is lower, the equipment is convenient to assemble, and the belt transmission cost is lower.
In a further embodiment, the second transmission assembly 134 includes a second large pulley 1341, a second small pulley 1342, and a second belt 1343 connecting the second large pulley 1341 and the second small pulley 1342, the second large pulley 1341 being fixedly connected to the drive casing 133, the first small pulley 1242 being drivingly connected to the second drive motor 131.
In this embodiment, the second transmission assembly 134 also employs a belt drive, which is not described herein.
In specific application, the belt pulley in each embodiment is a toothed belt pulley, and the belt is a toothed belt, so that the effectiveness and accuracy of power transmission are improved.
In a further embodiment, the drive assembly further comprises a guide shaft 15 arranged parallel to the screw 122, and the drive plate 14 is slidably mounted to the guide shaft 15.
In this embodiment, the driving plate 14 is fixed with a driving shaft 132 and a nut along the moving direction to transmit the linear movement, and in this embodiment, the driving plate 14 is slidably assembled on the guiding shaft 15, so that when the driving plate 14 moves, the guiding shaft 15 can guide the driving plate 14, so as to improve the stability of the movement of the driving plate 14, and further improve the stability of the linear movement output by the driving shaft 132.
In a further embodiment, the drive assembly further comprises a displacement sensor 16, which activates the displacement sensor 16 when the drive plate 14 is in the set position.
In this embodiment, the displacement sensor 16 is used to obtain a specific position of the transmission shaft 132 along the axial movement direction, so as to facilitate automatic control of the system and improve the accuracy of the control.
In a specific embodiment, the drive plate 14 has a first trigger tab and the displacement sensor 16 has a first transmitting end and a first receiving end, the first trigger tab triggering the displacement sensor 16 when positioned between the first transmitting end and the first receiving end.
The first driving motor 121 drives the nut 123 to rotate, so as to drive the screw 122 to move, when the first trigger piece is located between the first transmitting end and the first receiving end, the transmission shaft 132 is considered to move axially to a set position, the specific position can be set by using the system, and after the set position is obtained, the transmission shaft 132 can be controlled to move as required by moving a set distance relative to the set position.
In another embodiment, the drive assembly further includes a rotation sensor 17, the rotation sensor 17 being triggered when the second large pulley 1341 is in the set position.
In this embodiment, the rotation sensor 17 is used to obtain a specific position of the transmission shaft 132 in the circumferential rotation direction, so as to facilitate automatic control of the system and improve the accuracy of the control.
In a specific embodiment, the rotation sensor 17 has a second transmitting end and a second receiving end; the second large pulley 1341 has an annular trigger piece with a gap that triggers the rotation sensor 17 when located between the second transmitting end and the second receiving end; or the second large pulley 1341 has a second trigger piece that triggers the rotation sensor 17 when located between the first transmitting end and the first receiving end.
The second driving motor 131 drives the driving shaft 132 to rotate, when the driving shaft 132 rotates to a set position in the circumferential direction, the rotation sensor 17 is triggered, and then the current circumferential position of the driving shaft 132 can be obtained, so that the circumferential rotation of the driving shaft 132 is further controlled.
The invention also provides a formulation machine, which comprises the driving component in any technical scheme.
The formula machine is compact in structure, occupies small space, can perform medicine distribution operation by using one output shaft, and is high in medicine distribution precision.
It will be apparent to those skilled in the art that various modifications and variations can be made to the embodiments of the present invention without departing from the spirit and scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (7)
1. A drive assembly, comprising:
A mounting bracket;
The translation driving mechanism is arranged on the mounting bracket and comprises a first driving motor, a screw rod, a screw cap and a first speed changing assembly, wherein the first speed changing assembly is in transmission connection between the first driving motor and the screw rod, and the screw cap is in threaded connection with the screw rod;
The rotary driving mechanism is arranged on the mounting bracket and comprises a second driving motor, a transmission shaft, a transmission sleeve and a second speed changing assembly, wherein the second speed changing assembly is in transmission connection between the second driving motor and the transmission sleeve, the transmission sleeve is arranged on the transmission sleeve in a sleeved mode, and the transmission sleeve is in circumferential clamping connection with the transmission shaft;
the transmission shaft is axially fixed on the transmission plate, and the transmission sleeve is axially fixed on the transmission plate;
The first speed change assembly comprises a first large belt pulley, a first small belt pulley and a first belt for connecting the first large belt pulley and the first small belt pulley, wherein the first large belt pulley is fixedly connected with the screw rod, and the first small belt pulley is in driving connection with the first driving motor;
The second speed change assembly comprises a second large belt pulley, a second small belt pulley and a second belt which is connected with the second large belt pulley and the second small belt pulley, the second large belt pulley is fixedly connected with the transmission sleeve, and the second small belt pulley is in driving connection with the second driving motor.
2. The drive assembly of claim 1, further comprising a guide shaft disposed parallel to the screw, the drive plate being slidably mounted to the guide shaft.
3. The drive assembly of claim 1, further comprising a displacement sensor that is triggered when the drive plate is in a set position.
4. A drive assembly as in claim 3 wherein said drive plate has a first trigger tab and said displacement sensor has a first transmitting end and a first receiving end, said first trigger tab triggering said displacement sensor when positioned between said first transmitting end and said first receiving end.
5. The drive assembly of claim 1, further comprising a rotation sensor that is triggered when the second large pulley is in a set position.
6. The drive assembly of claim 5, wherein the rotation sensor has a second transmitting end and a second receiving end;
The second large belt pulley is provided with an annular trigger piece, the annular trigger piece is provided with a notch, and the rotation sensor is triggered when the notch is positioned between the second transmitting end and the second receiving end; or alternatively
The second large pulley has a second trigger tab that triggers the rotation sensor when positioned between the second transmitting end and the second receiving end.
7. A machine for dispensing a composition comprising a drive assembly according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910068404.7A CN109649770B (en) | 2019-01-24 | 2019-01-24 | Driving assembly and formula machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910068404.7A CN109649770B (en) | 2019-01-24 | 2019-01-24 | Driving assembly and formula machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109649770A CN109649770A (en) | 2019-04-19 |
| CN109649770B true CN109649770B (en) | 2024-05-03 |
Family
ID=66121382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910068404.7A Active CN109649770B (en) | 2019-01-24 | 2019-01-24 | Driving assembly and formula machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109649770B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104708624A (en) * | 2015-04-02 | 2015-06-17 | 中山展域智能科技有限公司 | Transmission mechanism for coaxially and indirectly driving arm of multi-joint robot |
| CN204566133U (en) * | 2015-04-14 | 2015-08-19 | 马鞍山鼎泰稀土新材料股份有限公司 | A kind of four-degree-of-freedom high speed carrying robot mechanism |
| CN106584501A (en) * | 2015-10-20 | 2017-04-26 | 沈阳新松机器人自动化股份有限公司 | Two-degree-of-freedom joint mechanism |
| CN209757734U (en) * | 2019-01-24 | 2019-12-10 | 北京鸿庄医疗器械科技有限公司 | Driving assembly and formula machine |
-
2019
- 2019-01-24 CN CN201910068404.7A patent/CN109649770B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104708624A (en) * | 2015-04-02 | 2015-06-17 | 中山展域智能科技有限公司 | Transmission mechanism for coaxially and indirectly driving arm of multi-joint robot |
| CN204566133U (en) * | 2015-04-14 | 2015-08-19 | 马鞍山鼎泰稀土新材料股份有限公司 | A kind of four-degree-of-freedom high speed carrying robot mechanism |
| CN106584501A (en) * | 2015-10-20 | 2017-04-26 | 沈阳新松机器人自动化股份有限公司 | Two-degree-of-freedom joint mechanism |
| CN209757734U (en) * | 2019-01-24 | 2019-12-10 | 北京鸿庄医疗器械科技有限公司 | Driving assembly and formula machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109649770A (en) | 2019-04-19 |
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