CN216882600U

CN216882600U - Filter core pushes down device

Info

Publication number: CN216882600U
Application number: CN202220165164.XU
Authority: CN
Inventors: 李超
Original assignee: Changde Bickman Plastic Products Co ltd
Current assignee: Changde Bickman Plastic Products Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-07-05
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses a filter element pressing device which comprises a base, a support positioning block, a telescopic driving piece and a pressing plate, wherein the support positioning block is arranged on the base, the telescopic driving piece is fixedly arranged above the support positioning block, the telescopic end of the telescopic driving piece is fixedly connected with the top of the pressing plate, a positioning hole for installing a support with a suction head in an inserted mode is formed in the support positioning block, and a pressing head for pressing a filter element in the suction head into a preset depth is arranged on the pressing plate. According to the utility model, all the pressure heads are driven to synchronously press down by the telescopic driving piece, so that dozens of filter elements can be accurately pressed in at one time, the pressing-in efficiency of the filter elements is obviously improved, and meanwhile, the accuracy of the pressing-in depth of the filter elements is ensured, and the consistency of products is ensured.

Description

Filter core pushes down device

Technical Field

The utility model relates to the technical field of biological consumables, in particular to a filter element pressing device.

Background

Now, referring to fig. 1, pipette tips are generally provided in a cartridge form of a tip cartridge 30, wherein a holder 20 having holder holes 201 is installed in the tip cartridge 30, the holder holes 201 are arranged in a matrix form on the holder 20, and tips 40 are also installed in a matrix form suspended in the holder holes 201.

And partial liquid-transfering suction head need pack into filter core 10 before the packing, and the depth of pushing down of filter core 10 in suction head 40 has higher requirement, and at present, after filter core 10 was packed into suction head 40, generally through manual use bar-shaped instrument pushing down, the depth of pushing down can't accurate controllable, and the uniformity is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a filter element pressing device, thereby solving the problems.

In order to achieve the purpose, the utility model discloses a filter element pressing device which comprises a base, a support positioning block, a telescopic driving piece and a pressing plate, wherein the support positioning block is installed on the base, the telescopic driving piece is fixedly installed above the support positioning block, the telescopic end of the telescopic driving piece is fixedly connected with the top of the pressing plate, a positioning hole for installing a support inserted with a suction head is formed in the support positioning block, and a pressing head for pressing a filter element in the suction head into a preset depth is arranged on the pressing plate.

Furthermore, the telescopic driving part is an air cylinder, and the end part of a piston rod of the air cylinder is fixedly connected with the pressing plate.

Furthermore, the cylinder support comprises a support plate and support rods arranged on the periphery of the support plate, the upper end of each support rod is fixedly connected with the support plate, the lower end of each support rod is fixedly connected with the base, and a cylinder body of the cylinder is arranged on the support plate.

Furthermore, the pressure head and the suction head are correspondingly arranged, and the outer diameter of the pressure head is smaller than the inner diameter of the suction head.

Furthermore, the positioning hole is a counter bore, and an inserting hole for inserting and positioning the bottom of the suction head is formed in the bottom of the counter bore.

Furthermore, two opposite sides of the positioning hole are provided with a clamping groove which is convenient for clamping the support in a penetrating manner.

Furthermore, one end of the base extends to one side of the telescopic driving piece, a sliding groove extending to the lower portion of the telescopic driving piece is formed in the upper portion of the base, and the support positioning block is in sliding connection with the sliding groove.

The air cylinder control circuit comprises an electromagnetic valve, a power supply and two button switches which are mutually connected in series, one end of the electromagnetic valve is connected with an air source, and the other end of the electromagnetic valve is connected with the air cylinder.

Furthermore, guide posts are arranged on two sides of the base and are in sliding connection with the holes in the pressing plate.

Furthermore, a limiting column used for adjusting the pressing stroke of the pressing plate is arranged below the pressing plate, and the limiting column is in threaded connection with the pressing plate.

Compared with the prior art, the utility model has the advantages that:

according to the utility model, all the pressure heads are driven to synchronously press down through the telescopic driving piece, so that dozens of filter elements can be accurately pressed in at one time, and the pressing efficiency of the filter elements is obviously improved; meanwhile, the accuracy of the press-in depth of the filter element is guaranteed, and the consistency of products is guaranteed. Furthermore, the original single filter element is pressed into the filter elements in batch, the loading efficiency is obviously improved, and the labor intensity of workers is also reduced.

The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic illustration of the installation of a tip in a prior art tip cassette;

FIG. 2 is an axial schematic view of a cartridge hold-down apparatus according to an embodiment of the present disclosure;

FIG. 3 is a schematic side view of a cartridge hold-down device according to an embodiment of the present disclosure;

FIG. 4 is an axial view of a positioning block of the bracket according to the embodiment of the present invention;

fig. 5 is a schematic diagram of a cylinder control circuit according to an embodiment of the present invention.

Illustration of the drawings:

3. a base; 31. a chute; 32. lightening holes; 33. a guide post; 4. a bracket positioning block; 41. positioning holes; 42. inserting holes; 43. a clamping groove; 5. a cylinder; 6. pressing a plate; 61. a pressure head; 62. a limiting column; 7. a cylinder support; 71. a support bar; 72. a support plate; 8. a push button switch; 9. an electromagnetic valve;

10. a filter element; 20. a support; 201. a bracket hole; 30. a suction head box; 40. a suction head.

Detailed Description

The embodiments of the utility model will be described in detail below with reference to the drawings, but the utility model can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 2-5, the utility model discloses a filter element pressing device, which comprises a base 3, a support positioning block 4, a telescopic driving piece and a pressing plate 6, wherein the support positioning block 4 is installed on the base 3, the telescopic driving piece is fixedly installed above the support positioning block 4, a positioning hole 41 for installing a support 20 inserted with a suction head 40 is formed in the support positioning block 4, a pressing head 61 for pressing a filter element 10 in the suction head 40 into a preset depth is arranged on the pressing plate 6, the number of the pressing heads 61 and the number of the suction heads 40 are arranged in a one-to-one correspondence manner, and the outer diameter of the pressing head 61 is smaller than the inner diameter of the suction head 40. In order to realize the quick action of the pressing plate 6 and improve the crimping efficiency, the telescopic driving piece is the cylinder 5, the end part of the piston rod of the cylinder 5 is fixedly connected with the pressing plate 6, therefore, after the bracket 20 inserted with the suction head 40 is placed into the bracket positioning block 4, all the pressing heads 61 are driven to synchronously press down through the cylinder 5, the accurate pressing of dozens of filter elements 10 can be realized at one time, the pressing efficiency of the filter elements 10 is obviously improved, meanwhile, the accuracy of the pressing depth of the filter elements 10 is also ensured, and the consistency of products is ensured.

In this embodiment, in order to realize the fixed mounting of the cylinder 5, the device further comprises a cylinder support 7, the cylinder support 7 comprises a support plate 72 and a support rod 71 arranged around the support plate 72, the upper end of the support rod 71 is fixedly connected with the support plate 72, the lower end of the support rod 71 is fixedly connected with the base 3, and the cylinder body of the cylinder 5 is mounted on the support plate 72.

In this embodiment, the positioning hole 41 is a counter bore, and the bottom of the counter bore is provided with an insertion hole 42 for inserting and positioning the bottom of the suction head 40, so that the bottom of the suction head 40 does not shake during the process of pressing down the pressure head 61, thereby bringing about pressing-in errors.

In the present embodiment, the opposite sides of the positioning hole 41 are penetrated with the grasping grooves 43 for facilitating grasping the support 20, so that the worker can put in and take out the support 20 with the thumb and the index finger through the grasping grooves 43.

In this embodiment, since the space for taking out or placing the bracket 20 from the lower side of the cylinder 5 is limited, in order to facilitate the rapid pushing and pushing of the bracket 20, one end of the base 3 extends to one side of the telescopic driving member, the upper portion of the base 3 is provided with a sliding groove 31 extending to the lower side of the telescopic driving member, the bracket positioning block 4 is in sliding connection with the sliding groove 31, the bottom of the sliding groove 31 is provided with a lightening hole 32, if the bracket 20 needs to be taken out, only the bracket positioning block 4 needs to be pushed out, and the pushing process is the same.

In this embodiment, because whole operation process manual work when all, in order to ensure operation process's safety, still including the cylinder control circuit who is used for controlling 5 actions of cylinder, cylinder control circuit includes a solenoid valve 8 of series connection each other, a power and two button switch 9, the one end and the air supply of solenoid valve 9 are connected, the other end is connected with cylinder 5, after support locating piece 4 pushed into the below of cylinder 5, the staff must both hands press two button switch 9 simultaneously, solenoid valve 8 just can be switched on and then to cylinder 5 input atmospheric pressure, and then avoid the staff maloperation to take place the accident of pressing the hand.

In this embodiment, in order to ensure the pressing precision of the pressing plate 6, circular guide posts 33 are disposed on two sides of the base 3, and the guide posts 33 are in seamless sliding contact with the holes on the pressing plate 6. Simultaneously, in order to realize that clamp plate 6 pushes down the stroke adjustable, the below installation of clamp plate 6 is used for adjusting the spacing post 62 of clamp plate 6 stroke that pushes down, spacing post 62 and clamp plate 6 threaded connection, when cylinder 5 driven clamp plate 6 pushed down, because spacing post 62 supports on leaning on base 3 to reach the spacing effect of stroke.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The filter element pressing device is characterized by comprising a base, a support positioning block, a telescopic driving piece and a pressing plate, wherein the support positioning block is installed on the base, the telescopic driving piece is fixedly installed above the support positioning block, the telescopic end of the telescopic driving piece is fixedly connected with the top of the pressing plate, a positioning hole for installing a support with a suction head in an inserted mode is formed in the support positioning block, and a pressing head used for pressing a filter element in the suction head into a preset depth is arranged on the pressing plate.

2. The filter element pressing device according to claim 1, wherein the telescopic driving member is a cylinder, and an end of a piston rod of the cylinder is fixedly connected with the pressing plate.

3. The filter element pressing device according to claim 2, further comprising a cylinder support, wherein the cylinder support comprises a support plate and support rods arranged around the support plate, the upper end of each support rod is fixedly connected with the support plate, the lower end of each support rod is fixedly connected with the base, and a cylinder body of the cylinder is mounted on the support plate.

4. The cartridge hold-down device of claim 1, wherein the ram is positioned in correspondence with the suction head, and wherein the ram has an outer diameter smaller than an inner diameter of the suction head.

5. The filter element pressing device as claimed in claim 1, wherein the positioning hole is a counter bore, and the bottom of the counter bore is provided with an insertion hole for inserting and positioning the bottom of the suction head.

6. The filter cartridge hold-down device of claim 5, wherein opposing sides of the alignment aperture are provided with gripping slots therethrough to facilitate gripping of the support.

7. The filter element pressing device according to claim 1, wherein one end of the base extends to one side of the telescopic driving member, a sliding groove extending below the telescopic driving member is formed in an upper portion of the base, and the bracket positioning block is in sliding contact with the sliding groove.

8. The filter element pressing device according to claim 2, further comprising a cylinder control circuit for controlling the operation of the cylinder, wherein the cylinder control circuit comprises a solenoid valve, a power supply and two push-button switches connected in series, one end of the solenoid valve is connected with an air source, and the other end of the solenoid valve is connected with the cylinder.

9. Filter element pressing device according to any one of claims 1 to 8, wherein guide posts are arranged on both sides of the base and are in sliding contact with the holes in the pressure plate.

10. The filter element pressing device according to any one of claims 1 to 8, wherein a limiting column for adjusting the pressing stroke of the pressing plate is installed below the pressing plate, and the limiting column is in threaded connection with the pressing plate.