Reagent disc membrane separation driving mechanism

Abstract

The utility model provides a reagent tray membrane separation driving mechanism which comprises a support, a roller assembly and a driving mechanism, the support is used for being installed on a machine frame of reagent tray assembling equipment in a sliding mode, the roller assembly comprises a first roller, a second roller and a motor, and the first roller and the second roller are both installed on the support in a rotating mode. The motor is installed on the support and connected with the first roller, the first roller is located below the second roller, and the first roller and the second roller are connected through a gear mechanism; a material belt runner is arranged on the bracket; the driving mechanism comprises a telescopic rod, a clutch, a gear and a rack, the gear is connected with a rotating shaft, the rotating shaft is rotationally installed on the support and connected with the first roller through the clutch, the telescopic rod is fixedly installed on the rack, the movable end of the telescopic rod is connected with the support, and the rack is fixedly installed on the rack. The film separating device can solve the technical problem that in the prior art, a roller is adopted to drive the material belt to move, and synchronous film separating of the adhesive film on the material belt cannot be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of reagent disc assembly equipment, in particular to a reagent disc film separation driving mechanism. Background Art

[0002] The sample analyzer is mainly used for the determination of biochemical and chemical components in clinical blood or other liquid samples. It is one of the commonly used testing instruments for clinical analysis. The sample analyzer usually includes a reagent disk and uses the reagent disk to test the sample.

[0003] When producing raw reagent discs, the mucous membrane needs to be peeled off from the material tape and then pasted on the body of the reagent disc, so that the flow channel on the reagent disc body is closed to form a solution channel; in actual use, two rollers are generally set up, and the material tape is passed through the rollers to pull the material tape, and a winding assembly is set at the rear to rewind the base film after the mucous membrane is peeled off.

[0004] However, when a driving roller is used to drive the material belt to move, during the film separation process, the robot needs to move along with the mucous film, and synchronous film separation of the mucous film on the material belt cannot be achieved. Utility Model Content

[0005] The utility model aims to provide a reagent disc film separation driving mechanism, which can solve the technical problem that the method of using a roller to drive the material belt to move in the prior art cannot realize the synchronous film separation of the mucous membrane on the material belt.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A reagent disc film separation driving mechanism comprises a roller assembly and a driving mechanism for being mounted on a bracket, the bracket being used for being slidably mounted on a frame of a reagent disc assembly device, the roller assembly comprising a first roller, a second roller and a motor, the first roller and the second roller are both rotatably mounted on the bracket, the motor is mounted on the bracket and connected to the first roller, the first roller is located below the second roller, and the first roller and the second roller are connected via a gear mechanism;

[0008] The driving mechanism includes a telescopic rod, a clutch, a gear and a rack. The gear is connected to a rotating shaft, which is rotatably mounted on a bracket and connected to the first roller through a clutch. The telescopic rod is fixedly mounted on a frame, a movable end of the telescopic rod is connected to the bracket, and a rack is fixedly mounted on the frame. The gear and the rack are meshed with each other.

[0009] The bracket is installed on the frame through a sliding assembly. The sliding assembly includes a slide rail fixed on the frame and a slide block arranged on the bracket. The slide block is slidably matched with the slide rail.

[0010] Furthermore, a fixing groove is provided on the frame, and the gear is fixedly installed in the fixing groove.

[0011] The rack is fixed in the fixing groove by bolts.

[0012] It is further defined that the telescopic rod is an electric telescopic rod, a hydraulic telescopic rod or a pneumatic telescopic rod.

[0013] Wherein, a sensor is arranged on the frame, and the sensor is used to detect whether the bracket reaches a preset position, and the sensor is connected to the telescopic rod.

[0014] Furthermore, a rubber layer is provided on the first roller and the second roller.

[0015] The gear mechanism comprises a driving gear and a driven gear, the driving gear is mounted on the first roller, the driven gear is mounted on the second roller, and the driving gear and the driven gear are meshed with each other.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] In actual use, the utility model can select the power drive of the first roller by controlling the clutch; the material belt is introduced between the first roller and the second roller, the clutch is disconnected, the telescopic rod drives the bracket to move to the preset position and stops, the motor drives the first roller to rotate, and the material belt is moved under the action of the first roller and the second roller, so that the mucosa is separated from the base film on the material belt, and the mucosa and the base film are partially separated. When the mucosa is peeled to a preset length, a sensor is used for detection in practice, and the motor can be stopped. At this time, the manipulator of the reagent disc assembly device will perform negative pressure adsorption on the mucosa to adsorb and fix the mucosa; the manipulator remains stationary, the motor is powered off at this time, and the clutch is connected. During the process of resetting the telescopic rod driving the bracket, the first roller is rotated under the action of the gear and the rack to realize the driving of the base film. During the process of the telescopic rod driving the bracket to return, the stroke of the overall movement of the device is equal to the stroke of the mucosa moving forward on the base film, so that the purpose of synchronous film separation can be achieved, and the positioning error caused by the manipulator following the movement of the mucosa is reduced to ensure that the mucosa can be accurately attached to the reagent disc body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1This is one of the overall structural schematic diagrams of the utility model.

[0020] Figure 2 This is the second schematic diagram of the overall structure of the utility model.

[0021] Figure 3 This is a schematic diagram of the utility model installed on a rack.

[0022] Reference numerals:

[0023] 101- bracket, 102- roller assembly, 103- driving mechanism, 104- frame, 105- first roller, 106- second roller, 107- motor, 108- gear mechanism, 109- material strip flow channel, 110- telescopic rod, 111- clutch, 112- gear, 113- rack, 114- rotating shaft, 115- belt pressing mechanism, 116- material winding mechanism, 117- driving gear, 118- driven gear, 119- mucous membrane, 120- material strip. DETAILED DESCRIPTION

[0024] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0025] In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0026] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0027] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0028] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the first feature being "above" or "below" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, the first feature being "above", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. The first feature being "below", "below" and "below" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0029] The disclosure below provides many different embodiments or examples for realizing different structures of the embodiments of the present utility model. In order to simplify the disclosure of the embodiments of the present utility model, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0030] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0031] See also Figure 1-Figure 3 , this embodiment discloses a reagent disc film separation driving mechanism, including a roller assembly 102 and a driving mechanism 103 for being mounted on a bracket 101, the bracket 101 is used for sliding installation on a frame 104 of a reagent disc assembly device, the roller assembly 102 includes a first roller 105, a second roller 106 and a motor 107, the first roller 105 and the second roller 106 are both rotatably mounted on the bracket 101, the motor 107 is mounted on the bracket 101 and connected to the first roller 105, the first roller 105 is located below the second roller 106, and the first roller 105 and the second roller 106 are connected through a gear mechanism 108; a material belt flow channel 109 is provided on the bracket 101;

[0032] The driving mechanism 103 includes a telescopic rod 110, a clutch 111, a gear 112 and a rack 113. The gear 112 is connected to a rotating shaft 114. The rotating shaft 114 is rotatably mounted on the bracket 101 and connected to the first roller 105 through the clutch 111. The telescopic rod 110 is fixedly mounted on the frame 104. The movable end of the telescopic rod 110 is connected to the bracket 101. The rack 113 is fixedly mounted on the frame 104. The gear 112 and the rack 113 are meshed with each other.

[0033] In actual use, the present embodiment can select the power drive type of the first roller 105 by controlling the clutch 111; the material belt 120 is introduced between the first roller 105 and the second roller 106 after passing through the material belt flow channel 109, the clutch 111 is disconnected, the telescopic rod 110 drives the bracket 101 to move to a preset position and stop, the motor 107 drives the first roller 105 to rotate, and the material belt 120 is moved under the action of the first roller 105 and the second roller 106, so that the mucous film 119 is separated from the base film on the material belt 120, and the mucous film 119 is partially separated from the base film. When the mucous film 119 is peeled off to a preset length, In practice, a sensor is used for detection, and the motor 107 can be stopped. At this time, the manipulator of the reagent tray assembly equipment will perform negative pressure adsorption on the mucosa to adsorb and fix the mucosa 119; the manipulator remains stationary, and the motor 107 is powered off at this time, and the clutch 111 is connected. During the process of the telescopic rod 110 driving the bracket 101 to reset, the first roller 105 is rotated under the action of the gear 112 and the rack 113 to drive the bottom film. During the process of the telescopic rod 110 driving the bracket 101 to return, the stroke of the overall movement of the device is equal to the stroke of the mucosa 119 moving forward on the bottom film, so that the purpose of synchronous film separation can be achieved.

[0034] In actual use, a belt pressing mechanism 115 is provided on the bracket 101 on the belt flow channel 109 , so that the belt 120 can be attached to the belt flow channel 109 and provide a pre-tightening force for the belt 120 .

[0035] The frame 104 is also provided with a winding mechanism 116 for winding the material strip 120 .

[0036] The bracket 101 is mounted on the frame 104 through a sliding assembly, which includes a slide rail fixed on the frame 104 and a slide block on the bracket 101, and the slide block and the slide rail are slidably matched. The slide block and the slide rail can make the bracket 101 more stable when moving.

[0037] The frame 104 is provided with a fixing groove, and the gear 112 is fixedly installed in the fixing groove. Furthermore, the rack 113 is fixedly installed in the fixing groove by bolts.

[0038] The telescopic rod 110 is an electric telescopic rod, a hydraulic telescopic rod or a pneumatic telescopic rod. In actual use, the pneumatic telescopic rod 110 is preferred.

[0039] Further, a sensor is provided on the rack 104, the sensor is used to detect whether the bracket 101 reaches the preset position, and the sensor is connected to the telescopic rod 110. The sensor is connected to the telescopic rod 110 through the control system of the reagent tray assembly device to achieve the purpose of automatically stopping after reaching the position.

[0040] The first roller 105 and the second roller 106 are both provided with a rubber layer to drive the material belt 120 .

[0041] The gear mechanism 108 includes a driving gear 117 and a driven gear 118 . The driving gear 117 is mounted on the first roller 105 , and the driven gear 118 is mounted on the second roller 106 . The driving gear 117 and the driven gear 118 are meshed with each other.

[0042] Although the preferred embodiments of the present invention have been described, those skilled in the art may make other changes and modifications to these embodiments once they have learned the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications falling within the scope of the present invention.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A reagent disc film separation drive mechanism, characterized in that: It includes a roller assembly and a driving mechanism for being mounted on a bracket, the roller assembly includes a first roller, a second roller and a motor, the first roller and the second roller are both rotatably mounted on the bracket, the motor is mounted on the bracket and connected to the first roller, the first roller is located below the second roller, and the first roller and the second roller are connected through a gear mechanism; The driving mechanism includes a telescopic rod, a clutch, a gear and a rack. The gear is connected to a rotating shaft, which is rotatably mounted on a bracket and connected to the first roller through a clutch. The telescopic rod is fixedly mounted on a frame, a movable end of the telescopic rod is connected to the bracket, and a rack is fixedly mounted on the frame. The gear and the rack are meshed with each other.

2. A reagent disc film separation drive mechanism according to claim 1, characterized in that: The bracket is installed on the frame through a sliding assembly. The sliding assembly includes a slide rail fixedly arranged on the frame and a slide block arranged on the bracket. The slide block is slidably matched with the slide rail.

3. A reagent disc film separation drive mechanism according to claim 1, characterized in that: The frame is provided with a fixing groove, and the gear is fixedly installed in the fixing groove.

4. A reagent disc film separation drive mechanism according to claim 3, characterized in that: The rack is fixed in the fixing groove by bolts.

5. A reagent disc film separation drive mechanism according to claim 1, characterized in that: The telescopic rod is an electric telescopic rod, a hydraulic telescopic rod or a pneumatic telescopic rod.

6. A reagent disc film separation drive mechanism according to claim 1, characterized in that: The rack is provided with a sensor, which is used to detect whether the bracket reaches a preset position, and the sensor is connected to the telescopic rod.

7. A reagent disc film separation drive mechanism according to any one of claims 1 to 6, characterized in that: The first roller and the second roller are both provided with a rubber layer.

8. A reagent disc film separation drive mechanism according to claim 1, characterized in that: The gear mechanism comprises a driving gear and a driven gear, wherein the driving gear is mounted on the first roller and the driven gear is mounted on the second roller, and the driving gear and the driven gear are meshed with each other.

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