CN214454885U

CN214454885U - A supplementary loading attachment for sealing washer

Info

Publication number: CN214454885U
Application number: CN202022975383.8U
Authority: CN
Inventors: 何春燕
Original assignee: Qiagen Shenzhen Co Ltd
Current assignee: Qiagen Shenzhen Co Ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-10-22
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses an auxiliary feeding device for sealing washer, include: the material loading platform, the clamping mechanism and the pushing mechanism; the material loading platform is provided with a plurality of material loading through holes, the material loading through holes are used for containing the sealing rings, and the material loading through holes penetrate through the height direction of the material loading platform; the clamping mechanism is used for clamping and fixing a part to be loaded, and the material loading platform is placed on the part to be loaded; the top pushes away the mechanism and includes: a plurality of ejector rods and a lifting assembly; the plurality of ejector rods are fixed at the output end of the lifting assembly along the vertical direction, and the plurality of ejector rods, the plurality of material loading through holes and the plurality of material waiting holes on the material waiting mechanism are in one-to-one correspondence and are coaxial; the lifting assembly is used for driving the ejector rods to reciprocate along the length direction of the axis. This supplementary loading attachment can be simultaneously to waiting all of material loading parts to wait to expect the material loading sealing washer in the hole, reduces the cost of labor, improves work efficiency.

Description

A supplementary loading attachment for sealing washer

Technical Field

The application relates to the technical field of sealing washer loading attachment, concretely relates to supplementary loading attachment for sealing washer.

Background

The nucleic acid analysis gel column (called as a clamp for short) is mainly used as a carrier for carrying out high-sensitivity and high-resolution macromolecular automatic analysis procedures such as DNA or RNA and the like on a sample in a nucleic acid analyzer, and is mainly applied to the aspects of genetics, disease screening, DNA fingerprint analysis, pathogenic microorganism monitoring analysis and the like. The production process of the clamp comprises the steps of incoming material cleaning, middle and bottom support assembly, capillary tube inspection, pressure cleaning and packaging after QC inspection is qualified. In the middle and bottom support assembling procedure, the sealing ring needs to be firstly put into the middle support of the clamp. As shown in fig. 1 and 2, the middle support 10 is provided with a plurality of placing holes 11, the diameter of the sealing ring and the diameter of the placing hole 11 are only 2.5mm, and the sealing ring needs to be placed into a placing position in the placing hole 11 from one end of the placing hole 11 and then penetrate into the capillary tube from the other end of the placing hole 11, so that the sealing ring is sleeved on the capillary tube. In the conventional process of placing the seal ring into the placing hole 11, the seal ring is first placed individually at one end of the placing hole 11, and after the seal ring is placed, a metal rod is required to press the seal ring into the middle support and move the seal ring to the placing position of the placing hole 11. The operation mode is high in labor cost and low in working efficiency.

SUMMERY OF THE UTILITY MODEL

The application aims at providing an auxiliary feeding device for sealing washer, can be simultaneously to waiting all of material loading part to wait to expect the hole material loading sealing washer, reduce the cost of labor, improve work efficiency.

The application provides an auxiliary feeding device for sealing washer includes: the material loading platform, the clamping mechanism and the pushing mechanism; the material loading platform is provided with a plurality of material loading through holes, the material loading through holes are used for containing the sealing rings, and the material loading through holes penetrate through the height direction of the material loading platform; the clamping mechanism is used for clamping and fixing a part to be loaded, and the material loading platform is placed on the part to be loaded; the top pushes away the mechanism and includes: a plurality of ejector rods and a lifting assembly; the plurality of ejector rods are fixed at the output end of the lifting assembly along the vertical direction, and the plurality of ejector rods, the plurality of material loading through holes and the plurality of material waiting holes on the material waiting mechanism are in one-to-one correspondence and are coaxial; the lifting assembly is used for driving the ejector rods to reciprocate along the length direction of the axis.

Further, the clamping mechanism includes: the feeding device comprises a fixed clamping block, a movable clamping block and a locking assembly, wherein a first positioning groove is formed in the fixed clamping block, a second positioning groove is formed in the movable clamping block, the movable clamping block can move towards a direction close to or away from the fixed clamping block, the movable clamping block is close to the fixed clamping block so that the first positioning groove and the second positioning groove are closed to form a positioning groove used for positioning a part to be fed, and the locking assembly is used for clamping and fixing the fixed clamping block and the movable clamping block after the movable clamping block is close to the fixed clamping block; and the push rods fixed at the output end of the lifting assembly are positioned right above the positioning grooves.

Further, the latching assembly includes: two ends of the locking buckle are respectively provided with a hinged part and a locking buckle, the hinged parts on the two locking buckles are respectively hinged to two sides of the fixed clamping block, and the locking buckles on the two locking buckles are used for locking and buckling the movable clamping block after the fixed clamping block and the movable clamping block are close to each other.

Further, the clamping mechanism further comprises: the movable clamping block is arranged on the linear guide rail in a sliding mode and moves towards or away from the fixed clamping block;

or,

the fixture further includes: and one end of the movable clamping block is hinged with one end of the fixed clamping block through the hinge piece.

Furthermore, a plurality of positioning holes are further formed in the material loading platform and used for being matched and positioned with a plurality of positioning bosses on the part to be loaded.

Furthermore, the plurality of positioning holes are arranged in a line along the length direction of the material carrying platform, the plurality of material carrying through holes are arranged in a line along the length direction of the material carrying platform, and the positioning holes are arranged between every two adjacent material carrying through holes.

Furthermore, the positioning holes are sequentially arranged in a line at equal intervals along the length direction of the material carrying platform, and the material carrying through holes are sequentially arranged in a line at equal intervals along the length direction of the material carrying platform.

Furthermore, the cross section area of the ejector rod is smaller than or equal to that of the material loading through hole and larger than the area of the inner ring of the sealing ring in the material loading through hole.

Further, the lifting assembly comprises: the lifting device comprises a fixed seat, at least two first guide rods, a lifting block, a rack, a gear box, a gear, an operating rod, at least one second guide rod and a connecting block, wherein the gear, the operating rod, the at least one second guide rod and the connecting block are arranged in the gear box; the at least two first guide rods are fixed on the fixed clamping block along the vertical direction, the lifting block is slidably arranged on the first guide rods in a penetrating mode, and the ejector rod is fixed on the lifting block; the gear box is fixed on a fixed seat, the rack is slidably arranged in the gear box in a penetrating manner along the vertical direction, the second guide rod is fixed on the gear box along the vertical direction, one end of the connecting block is slidably arranged on the second guide rod in a penetrating manner, the other end of the connecting block is fixed on the top end of the rack, and the lifting block is fixed on the bottom end of the rack; the gear with the rack toothing, the action bars sets up outside the tooth case, the one end of action bars with the gear passes through connecting axle fixed connection.

Further, the material loading through hole includes: the taper hole section is coaxial with the straight hole section, and the taper hole section is located the top of straight hole section.

According to the supplementary loading attachment for sealing washer that this application provided, through the fixed middle part support of fixture centre gripping, will carry the material platform and place the middle part support on to make the ejector pin, carry the material through-hole and place hole one-to-one and coaxial line, and then drive ejector pin downstream under lifting unit's effect, thereby with the sealing washer decide to place the position department of placing in hole. This supplementary loading attachment can be simultaneously to all of middle part support material loading sealing washer in waiting the material loading hole, reduces the cost of labor, improves work efficiency.

Drawings

FIG. 1 is a perspective view of a prior art mid-mount;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a first perspective view of a material loading platform provided in the present application;

fig. 4 is a second perspective view of the material loading platform provided in the present application;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

FIG. 6 is a schematic view of a loading platform provided herein placed on a middle support;

fig. 7 is a schematic side view of an auxiliary feeding device for a sealing ring provided in the present application;

fig. 8 is a front view of a part of the structure of an auxiliary feeding device for a seal ring provided by the present application;

FIG. 9 is an enlarged view of a portion of the ejector pin, the loading channel, and the hole to be loaded on the part to be loaded in FIG. 8;

fig. 10 is a perspective view of a partial structure of an auxiliary feeding device for a sealing ring provided in the present application.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).

The application provides an auxiliary feeding device for sealing washer can carry out the material loading sealing washer in placing the hole to a plurality of on the middle part support of nucleic acid analysis gel column simultaneously, pushes away the sealing washer top this place the hole place the position department. In the following embodiments, the component to be loaded refers to a middle bracket, and the hole to be loaded refers to a placing hole on the middle bracket.

Referring to fig. 3 to 9, the auxiliary feeding device for a sealing ring provided in this embodiment mainly includes: a loading platform 30, a clamping mechanism 50, and an ejecting mechanism 70.

The material loading platform 30 is provided with a plurality of material loading through holes 31, each material loading through hole 31 is used for containing a sealing ring, all the material loading through holes 31 penetrate through the height direction of the material loading platform 30, and the height direction of the material loading platform 30 is shown as a double-arrow in the vertical direction in fig. 3.

The clamping mechanism 50 is used for clamping and fixing the component to be loaded, and placing the material loading platform 30 on the component to be loaded. In this embodiment, a plurality of holes for material loading are provided in the part to be loaded, the part to be loaded is the middle bracket 10, and the holes for material loading are the placing holes 11 provided in the middle bracket 10. After the material loading platforms 30 are placed on the component to be loaded, all the material loading through holes 31 correspond to all the placing holes 11 one by one, and the material loading platforms 30 corresponding to one by one are coaxial with the placing holes, as shown in fig. 9, i.e. they are superposed on a straight line L, which is a dotted line in the vertical direction in fig. 9.

The urging mechanism 71 includes: a plurality of ejector rods 71, and a lift assembly 72. All the ejector pins 71 are fixed to the output end of the elevating assembly 72 in the vertical direction. As shown in fig. 9, after the middle support 10 is clamped and fixed by the clamping mechanism 50 and the loading platform 30 is placed on the middle support 10, the positions of all the ejector rods 71, all the loading through holes 31 and all the placing holes 11 on the middle support 10 correspond to each other one by one and are coaxial, i.e. coincide with the straight line L. The lifting assembly 72 is used to drive all the ejector rods 71 to reciprocate along the length direction of the line L.

In practical use, the middle support 10 is clamped and fixed by the clamping mechanism 50, the material loading platform 30 is placed on the middle support 10, then the sealing rings are placed in all the material loading through holes 11 of the material loading platform 10, the lifting assembly 72 is started, all the push rods 71 are enabled to move downwards along the length direction of the straight line L under the action of the lifting assembly 72, the sealing rings in the material loading through holes 11 are pushed to the placing positions C in the placing holes 11, and therefore feeding is completed. Then, under the action of the lifting assembly 72, all the ejector rods 71 are driven to move upwards along the length direction of the straight line L, and the next feeding process is performed.

In the above embodiment, the cross-sectional area of the ejector rod 71 is smaller than or equal to the cross-sectional area of the material loading through hole 31 and larger than the area of the inner ring of the seal ring in the material loading through hole 31. Of course, the cross-sectional area of the ejector pin 71 is also equal to or smaller than the cross-sectional area of the placement hole 11, so that smooth reciprocating movement of the ejector pin 71 in the direction of the straight line L can be ensured.

As shown in fig. 3, the material loading platform 30 is further provided with a plurality of positioning holes 32, as shown in fig. 1, the middle support 10 is further provided with a plurality of positioning bosses 12, and the plurality of positioning holes 32 correspond to the plurality of positioning bosses 12 one to one, and the number of the positioning bosses is consistent. Each positioning hole 32 is used for being matched with the positioning boss 11 on the middle support 10 for positioning, so that the material loading platform 30 placed on the middle support 10 is not displaced, and the material loading through hole 31 and the placing hole 11 are coaxial with the straight line L.

In one embodiment, all the positioning holes 32 are arranged in a line at equal intervals along the length direction of the material loading platform 30, all the material loading through holes 31 are also arranged in a line at equal intervals along the length direction of the material loading platform 30, and all the positioning holes 32 are arranged between two adjacent material loading through holes 31.

Accordingly, all the placing holes 11 on the middle support 10 are also arranged in a row at equal intervals along the length direction of the material loading platform 30, all the positioning bosses 12 are also arranged in a row at equal intervals along the length direction of the material loading platform 30, and all the placing holes 11 are arranged between two adjacent positioning bosses 12.

As shown in fig. 5, all the loading through holes 31 include: a tapered bore section 311 and a straight bore section 312, the tapered bore section 311 being coaxial with the straight bore section 312 (i.e. coaxial with the straight line L), and the tapered bore section 311 being located at the top end of the straight bore section 312. When the sealing ring is placed, the sealing ring is placed on the taper hole section 311. Meanwhile, the taper hole section 311 can also guide the downward movement process of the ejector rod 71, so as to ensure the coaxiality.

Referring to fig. 10, the chucking mechanism 50 includes: the fixed clamping block 51, the movable clamping block 52 and the locking assembly, a first positioning groove (not shown in the figure) is formed in the fixed clamping block 51, a second positioning groove (not shown in the figure) is formed in the movable clamping block 52, the movable clamping block 52 can move towards the direction close to or far away from the fixed clamping block 51, and when the movable clamping block 52 is close to the fixed clamping block 51, the first positioning groove in the fixed clamping block 51 and the second positioning groove in the movable clamping block 52 are closed to form a positioning groove (not shown in the figure) for positioning the middle support 10. The locking assembly is used for clamping and fixing the fixed clamping block 51 and the movable clamping block 52 after the movable clamping block 52 is close to the fixed clamping block 51, so that the middle support 10 is clamped and fixed through the positioning groove. At this time, all the push rods 71 fixed to the output ends of the elevating members 72 are positioned right above the positioning grooves.

In the preferred embodiment, the shape of the positioning slot is adapted to the outer contour of the middle support 10, and the positioning slot is sized to clamp and position the middle support 10 after the locking assembly clamps and fixes the fixed clamping block 51 and the movable clamping block 52.

In this embodiment, the locking assembly includes: two ends of the locking buckle 53 are respectively provided with a hinge part 531 and a locking buckle 532, the hinge parts 531 on the two locking buckles 53 are respectively hinged on two sides of the fixed clamping block 51, and the locking buckles 532 on the two locking buckles 53 are used for locking the movable clamping block 52 after the fixed clamping block 51 and the movable clamping block 52 approach each other.

In one embodiment, the aforementioned clamping mechanism 50 further includes: and at least one linear guide (not shown in the figures), on which the movable clamping block 52 is slidably disposed, and the length direction of the linear guide is perpendicular to the width direction of the fixed clamping block 51, so that the movable clamping block 52 can move towards or away from the fixed clamping block 51 along the length direction of the linear guide.

In another embodiment, the aforementioned clamping mechanism 50 further comprises: and a hinge (not shown) through which one end of the movable clamping block 52 is hinged to one end of the fixed clamping block 51, so that the movable clamping block 52 can move towards or away from the fixed clamping block 51.

As shown in fig. 7 and 10, the aforementioned lifting assembly 72 includes: a fixed seat 721, at least two first guide rods 722, a lifting block 723, a rack 724, a gear box 725, a gear (not shown in the figure) arranged in the gear box 725, an operating rod 726, at least one second guide rod 727, and a connecting block 728; all the first guide rods 722 are fixed on the fixed clamping block 31 in the vertical direction, the lifting block 723 is slidably arranged in the first guide rods 722 in a penetrating manner, all the ejector rods 71 are arranged on the lifting block 723, the gear box 725 and the fixed clamping block 31 are fixed on the fixed seat 721, the rack 724 is slidably arranged in the gear box 725 in a penetrating manner in the vertical direction, the second guide rods 727 are fixed on the gear box 725 in the vertical direction, one end of the connecting block 728 is slidably arranged on the second guide rods 727 in a penetrating manner, the other end of the connecting block 728 is fixed on the top end of the rack 724, and the lifting block is fixed at the bottom end of the rack 723. The gear in the gear box 725 is meshed with the rack 724, the operating rod 726 is arranged outside the gear box 725, and one end of the operating rod 726 is fixedly connected with the gear through a connecting shaft, so that the ejector rod 71 can be driven to move upwards or downwards along the vertical direction in a gear-rack transmission mode through manual operation of the operating rod 726, and operation is facilitated.

In this embodiment, the material loading platform 30 and the middle support 10 are both formed by injection molding, and are suitable for large-scale industrial application.

To sum up, the supplementary loading attachment for sealing washer that this embodiment provided will carry the material platform and place the middle part support through the fixed middle part support of fixture centre gripping to make ejector pin, carry the material through-hole and place hole one-to-one and coaxial line, and then drive ejector pin downstream under lifting unit's effect, thereby with the sealing washer decide to the position department of placing the hole. This supplementary loading attachment can be simultaneously to all of middle part support material loading sealing washer in waiting the material loading hole, reduces the cost of labor, improves work efficiency.

The foregoing is a more detailed description of the present application in connection with specific embodiments thereof, and it is not intended that the present application be limited to the specific embodiments thereof. It will be apparent to those skilled in the art from this disclosure that many more simple derivations or substitutions can be made without departing from the inventive concepts herein.

Claims

1. The utility model provides an auxiliary feeding device for sealing washer which characterized in that includes: the material loading platform, the clamping mechanism and the pushing mechanism; the material loading platform is provided with a plurality of material loading through holes, the material loading through holes are used for containing the sealing rings, and the material loading through holes penetrate through the height direction of the material loading platform; the clamping mechanism is used for clamping and fixing a part to be loaded, and the material loading platform is placed on the part to be loaded; the top pushes away the mechanism and includes: a plurality of ejector rods and a lifting assembly; the plurality of ejector rods are fixed at the output end of the lifting assembly along the vertical direction, and the plurality of ejector rods, the plurality of material loading through holes and the plurality of material waiting holes on the material waiting mechanism are in one-to-one correspondence and are coaxial; the lifting assembly is used for driving the ejector rods to reciprocate along the length direction of the axis.

2. The auxiliary charging device for sealing rings according to claim 1, characterized in that said gripping means comprise: the feeding device comprises a fixed clamping block, a movable clamping block and a locking assembly, wherein a first positioning groove is formed in the fixed clamping block, a second positioning groove is formed in the movable clamping block, the movable clamping block can move towards a direction close to or away from the fixed clamping block, the movable clamping block is close to the fixed clamping block so that the first positioning groove and the second positioning groove are closed to form a positioning groove used for positioning a part to be fed, and the locking assembly is used for clamping and fixing the fixed clamping block and the movable clamping block after the movable clamping block is close to the fixed clamping block; and the push rods fixed at the output end of the lifting assembly are positioned right above the positioning grooves.

3. The auxiliary charging device for a sealing ring according to claim 2, wherein said locking assembly comprises: two ends of the locking buckle are respectively provided with a hinged part and a locking buckle, the hinged parts on the two locking buckles are respectively hinged to two sides of the fixed clamping block, and the locking buckles on the two locking buckles are used for locking and buckling the movable clamping block after the fixed clamping block and the movable clamping block are close to each other.

4. Auxiliary feeding device for sealing rings according to claim 2,

the fixture further includes: the movable clamping block is arranged on the linear guide rail in a sliding mode and moves towards or away from the fixed clamping block;

or,

5. The auxiliary feeding device for the sealing ring as claimed in claim 1, wherein a plurality of positioning holes are further formed in the material loading platform, and the positioning holes are used for being matched and positioned with a plurality of positioning bosses on a component to be fed.

6. The auxiliary feeding device for the sealing ring as claimed in claim 5, wherein the plurality of positioning holes are arranged in a line along the length direction of the material loading platform, the plurality of material loading through holes are arranged in a line along the length direction of the material loading platform, and the positioning holes are arranged between two adjacent material loading through holes.

7. The auxiliary feeding device for the sealing ring as claimed in claim 6, wherein the plurality of positioning holes are arranged in a row at equal intervals in sequence along the length direction of the material carrying platform, and the plurality of material carrying through holes are arranged in a row at equal intervals in sequence along the length direction of the material carrying platform.

8. The auxiliary feeding device for the sealing ring as claimed in claim 1, wherein the cross-sectional area of the ejector pin is smaller than or equal to the cross-sectional area of the material loading through hole and larger than the area of the inner ring of the sealing ring in the material loading through hole.

9. The auxiliary charging device for sealing rings according to claim 2, characterized in that said lifting assembly comprises: the lifting device comprises a fixed seat, at least two first guide rods, a lifting block, a rack, a gear box, a gear, an operating rod, at least one second guide rod and a connecting block, wherein the gear, the operating rod, the at least one second guide rod and the connecting block are arranged in the gear box; the at least two first guide rods are fixed on the fixed clamping block along the vertical direction, the lifting block is slidably arranged on the first guide rods in a penetrating mode, and the ejector rod is fixed on the lifting block; the gear box is fixed on a fixed seat, the rack is slidably arranged in the gear box in a penetrating manner along the vertical direction, the second guide rod is fixed on the gear box along the vertical direction, one end of the connecting block is slidably arranged on the second guide rod in a penetrating manner, the other end of the connecting block is fixed on the top end of the rack, and the lifting block is fixed on the bottom end of the rack; the gear with the rack toothing, the action bars sets up outside the tooth case, the one end of action bars with the gear passes through connecting axle fixed connection.

10. The auxiliary charging device for a sealing ring according to claim 1, wherein the loading through-hole comprises: the taper hole section is coaxial with the straight hole section, and the taper hole section is located the top of straight hole section.