CN210883939U - But automatic tensioning telescopic medical treatment is with conveyer belt track system - Google Patents
But automatic tensioning telescopic medical treatment is with conveyer belt track system Download PDFInfo
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- CN210883939U CN210883939U CN201921765900.XU CN201921765900U CN210883939U CN 210883939 U CN210883939 U CN 210883939U CN 201921765900 U CN201921765900 U CN 201921765900U CN 210883939 U CN210883939 U CN 210883939U
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- section bar
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- movable section
- track system
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Abstract
The utility model discloses a but automatic tensioning telescopic medical treatment is with conveyer belt track system, main part frame on locating the base, the main part frame includes the fixed section bar and the movable section bar of two relative settings, is equipped with the section bar guiding axle in the inner of fixed section bar, and movable section bar slides along the section bar guiding axle for the fixed section bar, is equipped with a gyro wheel respectively in the outer end of fixed section bar and movable section bar's outer end, is equipped with transmission on being close to the base of fixed section bar, is equipped with on the base that is close to movable section bar and drives movable section bar and relative to the gliding liquid accuse device of fixed section bar along the section bar guiding axle, and the liquid accuse device links to each other with. This novel rail system stable in structure is reliable, easily realizes, and the cost is lower, and degree of automation is higher, can wide application in medical treatment and other places, and installer's labour has greatly been liberated in automatic real-time tensioning, has improved work efficiency, and the stepper motor can be started promptly and stop promptly, and control is more accurate, transports more firmly reliably.
Description
Technical Field
The utility model relates to a medical treatment that can automatic tensioning telescopic is with conveyer belt track system.
Background
The belt conveyor is also called a conveyor belt conveyor or a belt conveyor, and is widely applied to industries such as ports, station goods yards, mine industry, food light industry, chemical engineering and medicine, and the like. The belt conveyor has the advantages of large conveying capacity, low energy consumption, stable work, strong universality, simpler repair and the like, and is important equipment which cannot be lacked in various industries. However, the conventional conveyor track on the market is bulky, must not be adjustable in length, and requires manual tensioning, which greatly limits the applications of the conventional track in the medical field, such as transferring test tubes. Therefore, the conveying track in the medical field is not required to be large-sized, is required to be small and precise, the requirement on the conveying mechanism is higher, particularly the conveying smoothness is higher, and the design of the tensioning device in the conveying mechanism is also urgently important due to the fact that the conveying belt has elasticity.
SUMMERY OF THE UTILITY MODEL
The utility model provides a but automatic tensioning telescopic medical treatment is with conveyer belt track system, the track stroke is variable, can adapt to different stroke requirements, but automatic tensioning has solved the problem that exists among the prior art.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
a medical conveyor belt track system capable of automatically tensioning and stretching comprises a main body frame arranged on a base, wherein the main body frame comprises a fixed profile and a movable profile which are oppositely arranged, the inner end of the fixed section bar is provided with a section bar guide shaft, the movable section bar slides relative to the fixed section bar along the section bar guide shaft, the outer end of the fixed section bar and the outer end of the movable section bar are respectively provided with a roller, a base close to the fixed section bar is provided with a transmission device, a hydraulic control device which drives the movable section bar to slide relative to the fixed section bar along the section bar guide shaft is arranged on the base close to the movable section bar and is connected with the movable section bar, an automatic tensioning device is arranged on the base between the hydraulic control device and the transmission device, a tension force micro sensor is arranged on the transmission device, and the hydraulic control device, the transmission device, the automatic tensioning device and the tension force micro sensor are all connected with the control device.
Further, transmission includes motor power, and motor power's main shaft passes through drive mechanism and is connected with a action wheel transmission, on the fixed section bar was located through the action wheel backup pad to the action wheel, be equipped with first belt leading wheel on the base of action wheel one side, tensile force microsensor located on the bearing frame of first belt leading wheel. The transmission device mainly has the main functions of providing power for the system and guiding the belt, the tension force micro sensor detects the tension force of the belt in real time, the tension condition is sent to the control device, the control device makes judgment to realize control over the automatic tensioning device, and therefore automatic tensioning is realized.
Further, the hydraulic control device comprises two hydraulic cylinders which are respectively arranged on the bases on two sides of the movable section bar, the end parts of piston rods of the hydraulic cylinders are hinged to rolling shafts of the rolling wheels on the movable section bar, belt contraction wheel fixing plates are respectively arranged on the bases on two sides of the movable section bar, vertical guide grooves which are vertically extended and arranged are respectively arranged on each belt contraction wheel fixing plate, two ends of a support shaft of each belt contraction wheel are respectively movably clamped in the two vertical guide grooves, two springs are symmetrically arranged on each belt contraction wheel fixing plate by taking the vertical guide grooves as central lines, one end of each spring is connected with the belt contraction wheel fixing plate, and the other end of each spring is connected with the support shaft of each belt contraction wheel. The extension shrink of the main track stroke of accomplishing of hydraulic control device and the tensioning that holds of unnecessary belt, when needs extension track stroke, the piston rod extension of pneumatic cylinder, drive movable section bar and outwards slide along the section bar guiding axle for fixed section bar, because the spring has certain tensile stroke, belt pinch roller can follow vertical guide way upward movement, when track stroke needs the shrink, the piston rod retraction of pneumatic cylinder, drive movable section bar and inwards slide along the section bar guiding axle for fixed section bar, the spring can drive belt pinch roller and follow vertical guide way downstream, the spring can be according to the automatic belt tensioning with the length size of extension shrink.
Because the utility model discloses conveyer belt rail system has higher stability requirement, and gas accuse system stability is relatively poor, so the utility model discloses a miniature hydraulic control system drives, has under the sufficient thrust condition satisfying, not too much space that occupies transport mechanism again.
Furthermore, the automatic tensioning device comprises a linear motor and two tensioning wheel supporting plates arranged on the base, a horizontal guide groove extending in the horizontal direction is formed in each tensioning wheel supporting plate, two ends of a supporting shaft of one tensioning wheel are movably clamped in the two horizontal guide grooves respectively, one end of each of two connecting rods fixedly connected together is connected with two ends of the supporting shaft of the tensioning wheel respectively, and the other end of one of the two connecting rods is connected with a power output shaft of the linear motor. The automatic tensioning device adjusts the tensioning force of the transmission flat belt at any time according to the belt tensioning condition detected by the tensioning force micro sensor in real time so as to avoid the phenomena of falling, deflection and the like of the test tube rack caused by insufficient tension of the flat belt. After the linear motor is started, the connecting rod can be driven to do linear motion, and the tensioning wheel connected with the connecting rod also does linear motion along the horizontal guide groove, so that the transmission flat belt is tensioned.
Further, the power motor is a stepping motor.
Further, the control device is a PLC control system.
Further, the transmission mechanism is a belt transmission mechanism.
Furthermore, a second belt guide wheel is arranged on each belt contraction wheel fixing plate.
The utility model adopts the above structure, have following advantage:
(1) the conveyor belt track system adopts a two-section structural design, the track stroke is variable, different stroke requirements can be met, the requirement on size customization is reduced, and the application range and the occasion are wider;
(2) the tensioning force of the conveying flat belt is monitored and controlled in real time, so that the purpose of stable transportation is achieved, an installer does not need to manually tension the flat belt, the labor and the trouble are saved, and the use of a conveying belt track system is simpler;
(3) the transmission device takes the stepping motor as a power source for the movement of the flat belt, can realize soft start and brake, further reduces the possibility of the slip of the flat belt, ensures that a test tube to be transported cannot be skewed due to sudden acceleration in the conveying process, can adjust the rotating speed through a PLC (programmable logic controller) control system, can keep the transmission ratio of the test tube to a driven wheel at 1, and further can monitor and regulate the speed of the flat belt more accurately;
(4) the automatic tensioning device adopts a high-precision tension sensor and a linear stepping motor, and the PLC control system is used for processing sensor data in real time and enabling the linear motor to respond correspondingly in time, so that the flat belt is ensured not to slip.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the main frame of the present invention;
fig. 3 is a schematic structural view of the transmission device of the present invention;
fig. 4 is a schematic structural view of the hydraulic control device of the present invention;
fig. 5 is a schematic structural view of the tensioning device of the present invention;
in the figure, 1, a base, 2, a main body frame, 3, a roller, 4, a fixed profile, 5, a movable profile, 6, a profile guide shaft, 7, a transmission device, 8, a hydraulic control device, 9, an automatic tensioning device, 10, a tensioning force micro-sensor, 11, a power motor, 12, a transmission mechanism, 13, a driving wheel, 14, a first belt guide wheel, 15, a hydraulic cylinder, 16, a belt contraction wheel fixing plate, 17, a vertical guide groove, 18, a belt contraction wheel, 19, a spring, 20, a linear motor, 21, a tensioning wheel supporting plate, 22, a horizontal guide groove, 23, a connecting rod, 24, a driving wheel supporting plate, 25, a tensioning wheel, 26 and a second belt guide wheel.
The specific implementation mode is as follows:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1-5, the present embodiment is an automatic tensioning telescopic medical conveyor belt track system, which comprises a main body frame 2 disposed on a base 1, wherein the main body frame 2 comprises two fixed section bars 4 and a movable section bar 5 disposed opposite to each other, a section bar guide shaft 6 is disposed at an inner end of the fixed section bar 4, the movable section bar 5 slides relative to the fixed section bar 4 along the section bar guide shaft 6, a roller 3 is disposed at an outer end of the fixed section bar 4 and an outer end of the movable section bar 5, a transmission device 7 is disposed on the base 1 near the fixed section bar 4, a hydraulic control device 8 for driving the movable section bar 5 to slide relative to the fixed section bar 4 along the section bar guide shaft 6 is disposed on the base 1 near the movable section bar 5, the hydraulic control device 8 is connected to the movable section bar 5, an automatic tensioning device 9 is disposed on the base 1 between the, the transmission device 7 is provided with a tension force micro sensor 10, and the hydraulic control device 8, the transmission device 7, the automatic tensioning device 9 and the tension force micro sensor 10 are all connected with a control device.
Preferably, transmission 7 includes power motor 11, and power motor 11's main shaft passes through drive mechanism and is connected with a action wheel 13 transmission, action wheel 13 is located on fixed section bar 4 through action wheel backup pad 24, is equipped with first belt leading wheel 14 on the base 1 of action wheel 13 one side, tensile force microsensor 10 is located on the bearing frame of first belt leading wheel 14. The transmission device 7 mainly has the main functions of providing power for the system and guiding the belt, the tension force micro sensor 10 detects the tension force of the belt in real time, the tension condition is sent to the control device, and the control device makes judgment to realize the control of the automatic tensioning device 9, so that the automatic tensioning is realized.
Preferably, the hydraulic control device 8 includes two hydraulic cylinders 15 respectively disposed on the bases 1 on both sides of the movable profile 5, ends of piston rods of the hydraulic cylinders 15 are hinged to rollers on which the rollers 3 on the movable profile 5 are disposed, the bases 1 on both sides of the movable profile 5 are respectively provided with a belt retractor fixing plate 16, each belt retractor fixing plate 16 is provided with a vertical guide groove 17 extending in a vertical direction, both ends of a support shaft of a belt retractor 18 are movably clamped in the two vertical guide grooves 17, each belt retractor fixing plate 16 is symmetrically provided with two springs 19 by using the vertical guide grooves 17 as a central line, one end of each spring 19 is connected to the belt retractor fixing plate 16, and the other end is connected to the support shaft of the belt retractor 18. The hydraulic control device 8 mainly completes the extension and contraction of the track stroke and the containing and tensioning of redundant belts, when the track stroke needs to be prolonged, a piston rod of the hydraulic cylinder 15 extends to drive the movable section bar 5 to slide outwards relative to the fixed section bar 4 along the section bar guide shaft 6, because the spring 19 has a certain extension stroke, the belt contraction wheel 18 can move upwards along the vertical guide groove 17, when the track stroke needs to be contracted, the piston rod of the hydraulic cylinder 15 retracts to drive the movable section bar 5 to slide inwards relative to the fixed section bar 4 along the section bar guide shaft 6, the spring 19 can drive the belt contraction wheel 18 to move downwards along the vertical guide groove 17, and the spring 19 can automatically tension the belts according to the length of the extension and contraction.
Because the utility model discloses conveyer belt rail system has higher stability requirement, and gas accuse system stability is relatively poor, so the utility model discloses a miniature hydraulic control system drives, has under the sufficient thrust condition satisfying, not too much space that occupies transport mechanism again.
Preferably, the automatic tensioning device 9 includes a linear motor 20 and two tensioning wheel supporting plates 21 disposed on the base 1, each tensioning wheel supporting plate 21 is provided with a horizontal guiding groove 22 extending in the horizontal direction, two ends of a supporting shaft of a tensioning wheel 25 are respectively movably clamped in the two horizontal guiding grooves 22, one end of each of two connecting rods 23 fixedly connected together is respectively connected with two ends of the supporting shaft of the tensioning wheel 25, and the other end of one of the two connecting rods 23 is connected with a power output shaft of the linear motor 20. The automatic tensioning device 9 adjusts the tension of the transmission flat belt at any time according to the belt tensioning condition detected by the tension micro sensor 10 in real time, so that the phenomena of test tube rack sliding, deflection and the like caused by insufficient tension of the flat belt are avoided. After the linear motor 20 is started, the connecting rod 23 is driven to do linear motion, and the tension wheel 25 connected with the connecting rod 23 also does linear motion along the horizontal guide groove 22, so that the tension of the transmission flat belt is realized.
Preferably, the power motor 11 is a stepping motor.
Preferably, the control device is a PLC control system.
Preferably, the transmission mechanism 12 is a belt transmission mechanism.
Optionally, a second belt guide wheel 26 is provided on each belt retractor fixing plate.
This novel rail system stable in structure is reliable, easily realizes, and the cost is lower, and degree of automation is higher, can wide application in medical treatment and other places, and installer's labour has greatly been liberated in automatic real-time tensioning, has improved work efficiency, and the stepper motor can be started promptly and stop promptly, and control is more accurate, transports more firmly reliably.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (8)
1. A medical conveyor belt track system capable of automatically tensioning and stretching is characterized by comprising a main body frame arranged on a base, wherein the main body frame comprises a fixed section bar and a movable section bar which are oppositely arranged, the inner end of the fixed section bar is provided with a section bar guide shaft, the movable section bar slides relative to the fixed section bar along the section bar guide shaft, the outer end of the fixed section bar and the outer end of the movable section bar are respectively provided with a roller, a base close to the fixed section bar is provided with a transmission device, a hydraulic control device which drives the movable section bar to slide relative to the fixed section bar along the section bar guide shaft is arranged on the base close to the movable section bar and is connected with the movable section bar, an automatic tensioning device is arranged on the base between the hydraulic control device and the transmission device, a tension force micro sensor is arranged on the transmission device, and the hydraulic control device, the transmission device, the automatic tensioning device and the tension force micro sensor are all connected with the control device.
2. The medical conveyor belt track system capable of automatically tensioning and stretching as claimed in claim 1, wherein the transmission device comprises a power motor, a main shaft of the power motor is in transmission connection with a driving wheel through a transmission mechanism, the driving wheel is arranged on the fixed profile through a driving wheel supporting plate, a first belt guide wheel is arranged on a base on one side of the driving wheel, and the tension force micro-sensor is arranged on a bearing seat of the first belt guide wheel.
3. The medical conveyor belt track system capable of automatically tensioning and stretching as defined in claim 1, wherein the hydraulic control device comprises two hydraulic cylinders respectively disposed on the bases on both sides of the movable section bar, ends of piston rods of the hydraulic cylinders are hinged to the rollers on which the rollers on the movable section bar are disposed, a belt retractor fixing plate is disposed on each of the bases on both sides of the movable section bar, each belt retractor fixing plate is provided with a vertical guide groove extending in a vertical direction, both ends of a support shaft of a belt retractor are movably clamped in the two vertical guide grooves, each belt retractor fixing plate is symmetrically provided with two springs by using the vertical guide grooves as center lines, one end of each spring is connected to the belt retractor fixing plate, and the other end of each spring is connected to the support shaft of the belt retractor.
4. The track system according to claim 1, wherein the automatic tensioning device comprises a linear motor and two tensioning wheel supporting plates disposed on the base, each tensioning wheel supporting plate is provided with a horizontal guiding groove extending horizontally, two ends of a supporting shaft of a tensioning wheel are respectively and movably clamped in the two horizontal guiding grooves, one end of two connecting rods fixedly connected together is respectively connected with two ends of the supporting shaft of the tensioning wheel, and the other end of one of the two connecting rods is connected with a power output shaft of the linear motor.
5. The self-tensioning retractable medical conveyor track system according to claim 2, wherein the power motor is a stepper motor.
6. The automatically tensionable telescopic medical conveyor belt track system of claim 1, wherein said control means is a PLC control system.
7. The self-tensionable medical conveyor belt track system according to claim 2, wherein said transmission mechanism is a belt transmission mechanism.
8. The self-tensioning retractable medical conveyor belt track system according to claim 3, wherein a second belt guide wheel is provided on each belt retractor fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921765900.XU CN210883939U (en) | 2019-10-21 | 2019-10-21 | But automatic tensioning telescopic medical treatment is with conveyer belt track system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921765900.XU CN210883939U (en) | 2019-10-21 | 2019-10-21 | But automatic tensioning telescopic medical treatment is with conveyer belt track system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210883939U true CN210883939U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921765900.XU Active CN210883939U (en) | 2019-10-21 | 2019-10-21 | But automatic tensioning telescopic medical treatment is with conveyer belt track system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210883939U (en) |
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2019
- 2019-10-21 CN CN201921765900.XU patent/CN210883939U/en active Active
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