CN104176312B - Suction pipette head automatic loader - Google Patents

Abstract

The invention discloses an automatic loader for pipette tips, comprising: a vibration plate, a direct vibration, a loading mechanism, a movable base and a loading plate, the vibration plate is connected with a direct vibration, one end of the direct vibration is connected with the loader, and the loader A movable base is arranged below, and a loading tray is arranged on the movable base. Through the above method, the pipette tip automatic loader of the present invention has the advantages of high reliability, precise positioning, compact structure, fast loading speed, accurate feeding, simple use, convenient operation, etc., and has broad market prospects in the packaging market. .

Description

Pipette Tip Autoloader

technical field

The invention relates to the packaging field, in particular to an automatic loading machine for pipette tips.

Background technique

Micropipettes are single-channel micropipettes commonly used in biological and chemical laboratories to pipette liquids with small volumes. Tips are one of the most commonly used parts of pipettes. Because the tips are more precise and easily damaged, the main Relying on manual packing, the existing mechanical packing equipment has problems such as missing and wrong packing, which need to be improved.

Contents of the invention

The technical problem mainly solved by the present invention is to provide an automatic pipette tip loader, which transfers materials through vibration plate and direct vibration, with high efficiency and high precision; senses materials through sensors and controls feeding, high reliability and convenient use; Single loading through the loading mechanism ensures loading accuracy and avoids missing and wrong loading.

In order to solve the above technical problems, a technical solution adopted by the present invention is to provide a pipette tip automatic loader, including: frame, vibrating plate, direct vibration, loading mechanism, movable base and loading plate, frame A vibrating plate is installed, one end of the vibrating plate is connected with a direct vibration, the other end of the direct vibration is connected with the loading mechanism, a movable base is arranged under the loading mechanism, and a loading plate is arranged on the movable base, and the movable base is fixed on the frame , the loading mechanism includes a bottom plate, a slider and a fixed block, a slider is arranged above the bottom plate, the fixed block is arranged above the bottom plate and arranged in parallel with the slider, and the side of the fixed block and the slider is close to the direct vibration arrangement .

In a preferred embodiment of the present invention, an incoming material sensor is arranged above the loading mechanism, and a material drop sensor is arranged below the loading mechanism, and both the incoming material sensor and the material drop sensor are optical sensors.

In a preferred embodiment of the present invention, a feeding trough is provided at the joint between the fixed block and the direct vibration, and the fixed block is provided with a blanking trough at the opposite end of the feeding trough, and the blanking trough is semicircular .

In a preferred embodiment of the present invention, a feeding groove is provided on the side of the slider close to the fixed block, the feeding groove is semicircular, and the diameter of the feeding groove is the same as that of the dropping groove.

In a preferred embodiment of the present invention, the slider and the fixed block are arranged in parallel, and there is a movement gap between the slider and the fixed block.

In a preferred embodiment of the present invention, the bottom plate is provided with a blanking hole, the blanking hole is coaxially arranged with the blanking trough, and the diameter of the blanking hole is slightly larger than the diameter of the blanking trough.

In a preferred embodiment of the present invention, a planar movement mechanism for XY bidirectional movement is provided under the movable base.

The beneficial effects of the present invention are: the pipette tip automatic loader of the present invention transmits materials through the vibrating plate and direct vibration, which has high efficiency and high precision; the sensor senses the materials and controls the feeding, has high reliability and is easy to use; through the loading mechanism Single loading ensures loading accuracy and avoids missing and wrong loading; it has the advantages of high reliability, precise positioning, compact structure, fast loading speed, accurate discharging, simple use, convenient operation, etc., and has broad market prospects in the packaging market .

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work, wherein:

Fig. 1 is the structural representation of a preferred embodiment of the loading mechanism of the pipette tip automatic loading machine of the present invention;

The mark of each part in the accompanying drawing is as follows: 1, base plate, 2, slide block, 3, fixed block, 4, feeding chute, 5, blanking chute, 6, feeding chute, 7, blanking hole.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1, the embodiment of the present invention comprises:

An automatic pipette tip loading machine, comprising: a frame, a vibration plate, a direct vibration, a loading mechanism, a movable base and a loading plate, the frame is equipped with a vibration plate, one end of the vibration plate is connected to a direct vibration, and the other end of the direct vibration One end is connected with the loading mechanism, a movable base is arranged under the loading mechanism, a loading plate is arranged on the movable base, the movable base is fixed on the frame, and the loading mechanism includes a base plate 1, a slider 2 and a fixed block 3 A slider 2 is arranged above the base plate 1, a fixed block 3 is arranged above the base plate 1 and arranged parallel to the slider 2, and the fixed block 3 and the side of the slider 2 are arranged close to the direct vibration.

An incoming material sensor is provided above the loading mechanism, and a material drop sensor is provided below the loading mechanism. Both the incoming material sensor and the material drop sensor are optical sensors with high reliability and do not contact with materials.

The joint between the fixed block 3 and the direct vibration is provided with a feeding trough 4, and the fixed block 3 is provided with a blanking trough 5 at the opposite end of the feeding trough 4. The head matches the shape of the suction head.

The slider 2 is provided with a feeding chute 6 near the fixed block 3. The feeding chute 6 is semicircular. The feeding chute 6 is the same diameter as the blanking chute 5, which can effectively fix the material and realize the accurate delivery of the suction head.

The slider 2 and the fixed block 3 are arranged in parallel, and there is a movement gap between the slider 2 and the fixed block 3, which facilitates the transfer of the suction head and avoids interference and jamming.

The bottom plate 1 is provided with a blanking hole 7, which is coaxially arranged with the blanking trough 5, and the diameter of the blanking hole 7 is slightly larger than the diameter of the blanking trough 5, so as to ensure that the material falls with high precision and good reliability.

A planar movement mechanism for XY bidirectional movement is arranged under the movable base.

The beneficial effects of the pipette tip automatic loader of the present invention are:

1. The material is transferred through the vibrating plate and direct vibration, with high efficiency and high precision;

2. Sensing materials and controlling delivery through sensors, high reliability and easy to use;

3. Single loading through the loading mechanism to ensure loading accuracy and avoid missing and wrong loading;

4. It has the advantages of high reliability, precise positioning, compact structure, fast loading speed, accurate feeding, simple use, convenient operation, etc. At the same time, it has a broad market prospect in the packaging market.

The above descriptions are only examples of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the content of the description of the present invention, or directly or indirectly used in other related technical fields, shall be The same reasoning is included in the patent protection scope of the present invention.

Claims (6)

1. A pipette tip automatic loader, is characterized in that, comprises: frame, vibrating plate, direct vibration, loading mechanism, movable base and loading plate, and frame is equipped with vibrating plate, and vibrating plate one end is connected with Direct vibration, the other end of the direct vibration is connected to the loading mechanism, a movable base is arranged under the loading mechanism, a loading plate is arranged on the movable base, the movable base is fixed on the frame, and the loading mechanism includes a bottom plate and a slider and a fixed block, a slider is arranged above the bottom plate, the fixed block is arranged above the bottom plate and arranged parallel to the slider, the side of the fixed block and the slider is close to the direct vibration arrangement, and the fixed block is attached to the direct vibration A feeding trough is arranged at the center, and the fixed block is provided with a blanking trough at the opposite end of the feeding trough, and the blanking trough is semicircular. 2. The pipette tip automatic loader according to claim 1, wherein an incoming material sensor is arranged above the loading mechanism, and a blanking sensor is arranged below the loading mechanism, and the incoming material sensor and the blanking sensor The sensors are all optical sensors. 3. The pipette tip automatic loader according to claim 1, wherein the slide block is provided with a feeding chute near the fixed block, the feeding chute is semicircular, and the feeding chute and blanking The slot diameters are the same. 4. The pipette tip automatic loader according to claim 1, wherein the slider and the fixed block are arranged in parallel, and there is a movement gap between the slider and the fixed block. 5. The pipette tip automatic loader according to claim 1, wherein the base plate is provided with a blanking hole, and the blanking hole and the blanking groove are coaxially arranged, and the diameter of the blanking hole is approximately larger than the diameter of the drop chute. 6 . The automatic pipette tip loader according to claim 1 , wherein a planar movement mechanism for XY bidirectional movement is arranged under the movable base. 7 .