阅读说明：本技术 一种自动开盖装置 (Automatic cover opening device ) 是由 张鹏 于立成 陈涛 刘欢 王禹 王志刚 于 2021-08-02 设计创作，主要内容包括：本申请涉及一种自动开盖装置,包括：试管帽夹紧装置；试管夹紧装置；试管载体,用于承载试管；试管帽夹紧装置包括夹爪组件、夹爪驱动件、夹爪旋转驱动件；夹爪组件具有能够卡入试管帽的卡口,夹爪驱动件用于驱动夹爪组件活动以改变卡口的收张,夹爪旋转驱动件用于驱动夹爪组件绕试管帽轴向转动；试管夹紧装置包括夹紧件、夹紧件驱动件、升降驱动件,夹紧件驱动件与夹紧件连接,能够带动夹紧件夹紧或松开试管,升降驱动件与夹紧件驱动件连接,能够带动夹紧件驱动件升降。本发明的结构能够避免直拔的方式开盖,减小溅液的风险。(The application relates to an automatic device of uncapping includes: a test tube cap clamping device; a test tube clamping device; a test tube carrier for carrying a test tube; the test tube cap clamping device comprises a clamping jaw assembly, a clamping jaw driving piece and a clamping jaw rotating driving piece; the clamping jaw assembly is provided with a bayonet which can be clamped into the test tube cap, the clamping jaw driving piece is used for driving the clamping jaw assembly to move so as to change the folding and unfolding of the bayonet, and the clamping jaw rotating driving piece is used for driving the clamping jaw assembly to rotate around the test tube cap in the axial direction; test tube clamping device includes clamping piece, clamping piece driving piece, lift driving piece, and the clamping piece driving piece is connected with the clamping piece, can drive the clamping piece and press from both sides tightly or loosen the test tube, and the lift driving piece is connected with the clamping piece driving piece, can drive the lifting of clamping piece driving piece. The structure of the invention can avoid uncovering in a straight pull mode and reduce the risk of splashing.)

1. An automatic cover opening device, comprising:

a test tube cap clamping device (1);

a test tube clamping device (2);

a test tube carrier (3) for carrying a test tube;

the test tube cap clamping device (1) comprises a clamping jaw assembly, a clamping jaw driving piece (112) and a clamping jaw rotating driving piece (108); the clamping jaw assembly is provided with a bayonet capable of being clamped into a test tube cap, the clamping jaw driving part (112) is used for driving the clamping jaw assembly to move so as to change the folding and unfolding of the bayonet, and the clamping jaw rotating driving part (108) is used for driving the clamping jaw assembly to axially rotate around the test tube cap;

test tube clamping device (2) include clamping piece, clamping piece driving piece (205), lift driving piece (202), clamping piece driving piece (205) with the clamping piece is connected, can drive the clamping piece presss from both sides tightly or unclamps the test tube, lift driving piece (202) with clamping piece driving piece (205) are connected, can drive clamping piece driving piece (205) go up and down.

2. The automatic lid opening device according to claim 1,

the jaw assembly includes: the clamping jaw driving device comprises a first clamping piece (113A), a second clamping piece (113B) and a third clamping piece (113C) which are arranged around the center of a clamping jaw driving piece (112), wherein the first clamping piece (113A), the second clamping piece (113B) and the third clamping piece (113C) can be driven by the clamping jaw driving piece (112) to be close to or away from each other.

3. The automatic lid opening device according to claim 1, wherein the test tube cap clamping device (1) further comprises:

a rotating shaft (102);

a swing arm (104) rotatably mounted on the rotating shaft (102);

a frame (114) fixed to the swing arm (104);

the rotating cylinder (101) is fixed on the rack (114), is connected with the rocker arm (104) and is used for driving the rocker arm (104) to rotate around the rotating shaft (102);

the clamping jaw driving part (112) is rotatably installed on the rocker arm (104), the clamping jaw rotating driving part (108) is fixed on the rocker arm (104), and the clamping jaw rotating driving part (108) is connected with the clamping jaw driving part (112) through a belt wheel transmission mechanism.

4. The automatic cap opening device according to claim 3, wherein a first groove type optical coupler (106) is further fixed on the swing arm (104) through a connecting piece (107), and one side of the jaw driving piece (112) is provided with a part which can be sensed by the first groove type optical coupler (106).

5. The automatic lid opening device according to claim 1, further comprising a test tube cap recognition assembly (4) comprising: a substrate (401), a first reflective sensor (402) mounted at a first height position of the substrate (401), and a second reflective sensor (403) mounted at a second height position of the substrate (401); the first reflection sensor (402) or the second reflection sensor (403) is capable of recognizing a test tube cap of a test tube on the test tube carrier (3).

6. An automatic cap-opening device according to any one of claims 1 to 5, wherein the test tube gripping device (2) further comprises: the device comprises a base (201), a linear guide rail (203) and a connecting plate (204);

the lifting driving piece (202) and the linear guide rail (203) are fixed on one side of the base (201), the connecting plate (204) is slidably mounted on the linear guide rail (203) through a sliding block, and the lifting driving piece (202) is connected with the connecting plate (204) to drive the connecting plate (204) to lift;

one side of the clamping piece driving piece (205) is fixed on the connecting plate (204).

7. An automatic cover opening device according to claim 6, characterized in that a second slot type optical coupler (208) is arranged on the base (201), and a corresponding second optical coupling piece (207) is fixed on the connecting plate (204).

8. The automatic lid opener according to any one of claims 1 to 5, wherein the gripping member driving member (205) is a cylinder, the elevation driving member (202) is a motor, the jaw rotation driving member (108) is a motor, and the jaw driving member (112) is a cylinder.

9. An automatic cap-opening device according to any one of claims 1 to 5, characterized in that the test tube carrier (3) comprises a holder (301) and a plurality of chucking plates mounted on the holder (301).

10. The automatic lid opening device according to any one of claims 1 to 5, wherein an electrically conductive slip ring (105) for energizing is connected to one end of the jaw driving member (112).

Technical Field

The application belongs to the technical field of medical instruments, and particularly relates to an automatic cover opening device.

Background

Manual decap is mostly used for sample processing in existing laboratories. Some manufacturers can open the test tubes, but the risk of splashing can be caused when the test tubes are opened by adopting a direct pulling mode, and the risk of biohazard can be caused.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the automatic uncapping device is provided for solving the defects of an uncapping mechanism of a test tube in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows:

an automatic lid opening device comprising:

a test tube cap clamping device;

a test tube clamping device;

a test tube carrier for carrying a test tube;

the test tube cap clamping device comprises a clamping jaw assembly, a clamping jaw driving piece and a clamping jaw rotating driving piece; the clamping jaw assembly is provided with a bayonet capable of being clamped into a test tube cap, the clamping jaw driving piece is used for driving the clamping jaw assembly to move so as to change the folding and unfolding of the bayonet, and the clamping jaw rotating driving piece is used for driving the clamping jaw assembly to axially rotate around the test tube cap;

the test tube clamping device comprises a clamping piece, a clamping piece driving piece and a lifting driving piece, wherein the clamping piece driving piece is connected with the clamping piece and can drive the clamping piece to clamp or loosen a test tube, and the lifting driving piece is connected with the clamping piece driving piece and can drive the clamping piece driving piece to lift.

Preferably, the automatic cap opening device of the present invention,

the jaw assembly includes: the clamping jaw driving device comprises a first clamping piece, a second clamping piece and a third clamping piece which are arranged around the center of the clamping jaw driving piece, and the first clamping piece, the second clamping piece and the third clamping piece can be driven by the clamping jaw driving piece to move close to or away from each other.

Preferably, in the automatic cap opening device according to the present invention, the test tube cap clamping device further includes:

a rotating shaft;

the rocker arm is rotatably arranged on the rotating shaft;

the rack is fixed on the rocker arm;

the rotating cylinder is fixed on the rack, is connected with the rocker arm and is used for driving the rocker arm to rotate around the rotating shaft;

the clamping jaw driving part is rotatably arranged on the rocker arm, the clamping jaw rotating driving part is fixed on the rocker arm, and the clamping jaw rotating driving part is connected with the clamping jaw driving part through a belt wheel transmission mechanism.

Preferably, in the automatic cap opening device of the present invention, the rocker arm is further fixed with a first groove-shaped optical coupler through a connecting sheet, and one side of the clamping jaw driving member has a component capable of being sensed by the first groove-shaped optical coupler.

Preferably, the automatic cap opening device of the present invention further includes a test tube cap recognition assembly, including: the device comprises a substrate, a first reflection sensor arranged at a first height position of the substrate, and a second reflection sensor arranged at a second height position of the substrate; the first or second reflective sensor is capable of identifying a test tube cap of a test tube on the test tube carrier.

Preferably, in the automatic cap opening device according to the present invention, the test tube gripping device further includes: the device comprises a base, a linear guide rail and a connecting plate;

the lifting driving piece and the linear guide rail are fixed on one side of the base, the connecting plate is slidably mounted on the linear guide rail through a sliding block, and the lifting driving piece is connected with the connecting plate to drive the connecting plate to lift;

one side of the clamping piece driving piece is fixed on the connecting plate.

Preferably, in the automatic lid opening device of the present invention, the base is provided with a second groove-shaped optical coupler, and the connecting plate is fixed with a corresponding second optical coupling piece.

Preferably, in the automatic cap opening device of the present invention, the clamping member driving member is an air cylinder, the lifting driving member is a motor, the clamping jaw rotation driving member is a motor, and the clamping jaw driving member is an air cylinder.

Preferably, the automatic cap-opening device of the present invention, the test tube carrier comprises a holder and a plurality of grip pieces mounted on the holder.

Preferably, in the automatic cap opening device of the present invention, an electrically conductive slip ring for supplying power is connected to one end of the jaw driving member.

The invention has the beneficial effects that:

in the action of automatically rotating to open the cap, the test tube is stabilized by the retainer, the test tube cap is clamped tightly by the clamping jaw, the clamping jaw drives the test tube cap to rotate under the drive of the rotary driving motor, and meanwhile, the component of the test tube is far away from the clamping jaw under the drive of the test tube carrier. The structure can avoid uncovering in a direct pulling mode, and reduces the risk of splashing.

Drawings

The technical solution of the present application is further explained below with reference to the drawings and the embodiments.

Fig. 1 is a schematic view of the overall structure of an automatic cover opening device according to an embodiment of the present application;

FIG. 2 is a schematic structural view of a test tube clamping device according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a test tube cap clamping device according to an embodiment of the present application;

fig. 4 is a schematic view of a second perspective of the test tube clamping device according to the embodiment of the present application.

The reference numbers in the figures are:

1 test tube cap clamping device

2 test tube clamping device

3 test tube carrier

4 test tube cap identification assembly

5 funnel

101 rotating cylinder

102 rotating shaft

103 bearing

104 rocker arm

105 conductive slip ring

106 first groove type optical coupler

107 connecting sheet

108 jaw rotation drive

109 driving pulley

110 synchronous belt

111 second pulley

112 jaw drive

113A first clamping member

113B second clamping member

113C third clamping member

114 rack

201 base

202 lifting drive

203 linear guide rail

204 connecting plate

205 clamp member drive member

206A first clamping member

206B second clamping member

207 second light coupling piece

208 second slot type optocoupler

301 holder

302 test tube

302A test tube cap

401 substrate

402 first reflection sensor

403 a second reflective sensor.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Examples

The present embodiment provides an automatic lid opening device, as shown in fig. 1 to 4, including:

a test tube cap clamping device 1;

a test tube clamping device 2;

a test tube carrier 3 for carrying a test tube;

the test tube cap clamping device 1 comprises a clamping jaw assembly, a clamping jaw driving part 112 and a clamping jaw rotating driving part 108; the clamping jaw assembly is provided with a bayonet capable of being clamped into a test tube cap, the clamping jaw driving part 112 is used for driving the clamping jaw assembly to move so as to change the folding and unfolding of the bayonet, and the clamping jaw rotating driving part 108 is used for driving the clamping jaw assembly to axially rotate around the test tube cap;

the test tube clamping device 2 comprises a clamping piece (comprising a first clamping piece 206A and a second clamping piece 206B), a clamping piece driving piece 205 and a lifting driving piece 202, wherein the clamping piece driving piece 205 is connected with the clamping piece and can drive the clamping piece to clamp or loosen a test tube, and the lifting driving piece 202 is connected with the clamping piece driving piece 205 and can drive the clamping piece driving piece 205 to lift.

The automatic uncovering device of the embodiment has the working principle that: test tube 302 can be arranged and inserted on test tube carrier 3, and test tube 302 can be pressed from both sides tight test tube 302 under the drive of clamping piece driving piece 205 to the clamping piece of test tube clamping device 2's clamping piece, and test tube cap 302A is pressed from both sides by the clamping jaw assembly of test tube cap clamping device 1, and clamping jaw rotary drive spare 108 drives clamping jaw assembly afterwards and rotates, makes test tube cap 302A rotate for test tube 302, and the action of lift driving piece 202 drives the clamping piece and descends simultaneously, makes test tube 302 subassembly keep away from test tube cap 302A. The method for opening the test tube cap is not straight pulled, so that the instant shaking of the test tube cap 302A and the test tube 302 can be avoided, and the liquid splashing is avoided.

Preferably, in the automatic cap opening device of the present embodiment, as shown in fig. 3, the jaw assembly includes: the first clamping piece 113A, the second clamping piece 113B and the third clamping piece 113C are arranged around the center of the clamping jaw driving piece 112, and the first clamping piece 113A, the second clamping piece 113B and the third clamping piece 113C can be driven by the clamping jaw driving piece 112 to move close to or away from each other. In order to increase the frictional force, patterns may be provided on the inner sides of the first clamp 113A, the second clamp 113B, and the third clamp 113C.

Preferably, in the automatic cap opening device of the present embodiment, as shown in fig. 3, the test tube cap clamping device 1 further includes:

a rotating shaft 102;

a swing arm 104 rotatably mounted on the rotary shaft 102 (via a bearing 103);

a frame 114 fixed to the swing arm 104;

the rotating cylinder 101 is fixed on the frame 114, connected with the rocker arm 104, and used for driving the rocker arm 104 to rotate around the rotating shaft 102;

the clamping jaw driving member 112 is rotatably mounted on the rocker arm 104, the clamping jaw rotation driving member 108 is fixed on the rocker arm 104, and the clamping jaw rotation driving member 108 is connected to the clamping jaw driving member 112 through a pulley transmission mechanism (including a driving pulley 109, a synchronous belt 110 and a second pulley 111 connected to the clamping jaw rotation driving member 108).

As shown in FIG. 1, a funnel 5 for loading a test tube cap 302A is further provided in the present embodiment, and after the test tube cap 302A is removed by the test tube cap clamping device 1, the swing arm 104 is driven to rotate above the funnel 5, the jaw assembly is released, and the test tube cap 302A is thrown into the funnel 5 for recovery.

Preferably, in the automatic lid opening device of this embodiment, the swing arm 104 is further fixed with a first groove-shaped optical coupler 106 through a connecting piece 107, and one side of the jaw driving member 112 has a component that can be sensed by the first groove-shaped optical coupler 106. The number of turns of the jaw drive 112 can be monitored by the first channel-type optocoupler 106 to facilitate resetting of the jaw drive 112.

Preferably, the automatic cap opening device of the present embodiment, as shown in fig. 2, further includes a test tube cap recognition component 4, including: a substrate 401, a first reflective sensor 402 mounted at a first height position of the substrate 401, a second reflective sensor 403 mounted at a second height position of the substrate 401; the first reflection sensor 402 or the second reflection sensor 403 can identify the test tube cap of the test tube on the test tube carrier 3. Whether a test tube cap is normally arranged on the test tube 302 is convenient to judge through the sensor.

Preferably, in the automatic cap opening device of the present embodiment, as shown in fig. 2, the test tube gripping device 2 further includes: a base 201, a linear guide 203 and a connecting plate 204;

the lifting driving element 202 and the linear guide 203 are fixed on one side of the base 201, the connecting plate 204 is slidably mounted on the linear guide 203 through a sliding block, and the lifting driving element 202 is connected with the connecting plate 204 to drive the connecting plate 204 to lift;

one side of the clamp actuating member 205 is fixed to the connecting plate 204.

Preferably, as shown in fig. 2 and 4, in the automatic lid opening device of this embodiment, a second slot-shaped optical coupler 208 is disposed on the base 201, and a corresponding second optical coupling piece 207 is fixed on the connecting plate 204. The position of the connection plate 204 lifting can be monitored through the second groove-shaped optical coupler 208 so as to facilitate the connection plate 204 resetting.

Preferably, in the automatic cap opening device of this embodiment, the clamping member driving member 205 is an air cylinder, the lifting driving member 202 is a motor, the clamping jaw rotating driving member 108 is a motor, and the clamping jaw driving member 112 is an air cylinder.

Preferably, in the automatic cap opening device of the present embodiment, as shown in fig. 3, the test tube carrier 3 includes a holder 301 and a plurality of grip pieces mounted on the holder 301.

Preferably, in the automatic cap opening device of the present embodiment, as shown in fig. 3, one end of the jaw driving member 112 is connected to a conductive slip ring 105 for supplying power.

In light of the foregoing description of the preferred embodiments according to the present application, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.