CN109496097B

CN109496097B - Clamping device

Info

Publication number: CN109496097B
Application number: CN201811485407.2A
Authority: CN
Inventors: 何霖; 李冬梅; 梁帅; 何关金; 任晓龙; 汪红梅; 王占飞
Original assignee: Guangdong Shunde Industrial Design Institute
Current assignee: Guangdong Shunde Industrial Design Institute
Priority date: 2018-12-06
Filing date: 2018-12-06
Publication date: 2020-08-14
Anticipated expiration: 2038-12-06
Also published as: CN109496097A

Abstract

The present invention relates to a jig device, including: the fixing body is provided with an installation part for installing a chip; and the fixing assembly comprises a pressing piece movably arranged on the fixing main body, the pressing piece can be close to or far away from the chip, and the pressing piece is close to the chip and is used for fixing the chip in the mounting part. When the clamp device is used, the chip is firstly installed in the installation part of the fixing main body, then the pressing piece is moved to enable the pressing piece to be close to the chip, and when the pressing piece moves to be in contact with the chip, the pressing piece can press the chip, so that the chip is fixed. When the chip is required to be taken out from the clamp device, the pressing piece is only required to be moved to be away from the chip, and the chip can be taken out when the pressing piece is separated from the chip. The mode that foretell fixture device fixed the chip is simple, can make things convenient for operating personnel to fix and dismantle the chip.

Description

Clamping device

Technical Field

The invention relates to the technical field of fixing equipment, in particular to a fixture device.

Background

At present, the microfluidic chip is generally fixed on a clamp in a buckling or screw mode, the mode for fixing the microfluidic chip by the clamp is complex, and an operator is very inconvenient to fix and disassemble the microfluidic chip.

Disclosure of Invention

Therefore, a clamping device is needed, which can facilitate the fixing and detaching of the chip by the operator.

The technical scheme is as follows:

a clamp device, comprising: the fixing body is provided with an installation part for installing a chip; and the fixing component comprises a pressing piece movably arranged on the fixing main body, and the pressing piece can be close to or far away from the chip.

When the clamp device is used, the chip is firstly installed in the installation part of the fixing main body, then the pressing piece is moved to enable the pressing piece to be close to the chip, and when the pressing piece moves to be in contact with the chip, the pressing piece can press the chip, so that the chip is fixed. When the chip is required to be taken out from the clamp device, the pressing piece is only required to be moved to be away from the chip, and the chip can be taken out when the pressing piece is separated from the chip. The mode that foretell fixture device fixed the chip is simple, can make things convenient for operating personnel to fix and dismantle the chip.

The technical solution is further explained below:

further, the fixed main part still is equipped with the mounting hole, fixed subassembly still include with compress tightly the connecting axle that the piece is connected, the connecting axle rotationally wears to locate in the mounting hole.

Further, the fixed main body is further provided with a containing cavity communicated with the mounting hole, the fixed assembly further comprises a mounting seat arranged in the containing cavity, and the connecting shaft penetrates through the mounting hole and is rotatably arranged on the mounting seat.

Further, the fixing assembly further comprises a clamping ring arranged on the mounting seat, and the clamping ring is clamped on the connecting shaft.

Further, the fixing component further comprises a gasket sleeved on the connecting shaft and located in the accommodating cavity, the gasket comprises a first end and a second end opposite to the first end, the first end is abutted to the clamping ring, and the second end is abutted to the cavity wall of the accommodating cavity.

Furthermore, the number of the fixing assemblies is two, the two fixing assemblies are arranged on the fixing main body at intervals, the chip comprises a third end and a fourth end opposite to the third end, one of the fixing assemblies is used for fixing the third end, and the other fixing assembly is used for fixing the fourth end.

Further, fixture device still include the base, fixed main part including set up in bottom plate on the base and set up in mounting panel on the bottom plate, the mounting panel is equipped with the installation department.

Furthermore, the fixture device further comprises a first positioning piece, the mounting plate is further provided with a first positioning hole, the bottom plate is provided with a second positioning hole, and the first positioning piece penetrates through the first positioning hole and the second positioning hole;

and/or the base plate is provided with a third positioning hole, the base is provided with a fourth positioning hole, and the second positioning piece is arranged in the third positioning hole and the fourth positioning hole in a penetrating manner.

Furthermore, the fixture device further comprises a magnetic part and a magnetic induction sensor for detecting the magnetic part, the fixing main body is detachably connected with the base, the magnetic part is arranged on the fixing main body or the fixing component, and the magnetic induction sensor is arranged on the base;

or still include magnetic part, and detect the magnetic induction sensor of magnetic part, fixed main part with the connection can be dismantled to the base, magnetic induction sensor set up in fixed main part or on the fixed subassembly, the magnetic part set up in on the base.

Further, fixture device still include the fastener, the base is equipped with first pilot hole, fixed main part is equipped with the second pilot hole, the fastener is worn to locate first pilot hole reaches the second pilot hole, and make fixed main part with the base can be dismantled and be connected.

Drawings

FIG. 1 is an exploded view of a clamping device according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the clamping device shown in FIG. 1;

FIG. 3 is a schematic structural diagram of a clamping apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic top view of a clamping apparatus according to an embodiment of the present invention;

FIG. 5 is a cross-sectional A-A view of the clamping device of FIG. 4;

FIG. 6 is a cross-sectional B-B view of the clamping device of FIG. 4;

fig. 7 is a partially enlarged structural view of the clamping device shown in fig. 6 at the position B.

Description of reference numerals:

10. the chip, 11, the third end, 12, the fourth end, 100, the fixed main body, 110, the mounting panel, 111, the installation department, 112, the mounting hole, 113, hold the chamber, 120, the bottom plate, 121, the second locating hole, 210, compress tightly the piece, 220, the connecting axle, 230, the mount pad, 231, the mount pad set screw, 240, the snap ring, 250, the packing ring, 251, the first end, 252, the second end, 300, the base, 301, the fourth locating hole, 302, the first pilot hole, 400, the first locating piece, 500, the second locating piece, 600, the magnetic induction sensor, 601, sensor set screw, 610, the magnetic part, 700, the fastener.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" used herein do not denote any particular order or quantity, but rather are used to distinguish one element from another.

As shown in fig. 1 and 3, a clamping apparatus according to an embodiment includes: a fixing body 100, the fixing body 100 being provided with a mounting portion 111 for mounting the chip 10; and a fixing component, wherein the fixing component comprises a pressing piece 210 movably arranged on the fixing main body 100, and the pressing piece 210 can be close to or far away from the chip 10.

When the above-mentioned clamping device is used, the chip 10 is firstly mounted in the mounting portion 111 of the fixing body 100, then the pressing member 210 is moved to make the pressing member 210 close to the chip 10, and when the pressing member 210 is moved to contact with the chip 10, the pressing member 210 can press the chip 10, thereby fixing the chip 10. When the chip 10 needs to be taken out from the fixture device, the pressing member 210 only needs to be moved to make the pressing member 210 away from the chip 10, and when the pressing member 210 is separated from the chip 10, the chip 10 can be taken out. The mode of fixing the chip 10 by the clamp device is simple, and the chip 10 can be conveniently fixed and detached by an operator.

The chip 10 may be a microfluidic chip, and the mounting portion 111 may be a mounting groove or a mounting hole.

As shown in fig. 1, 6 and 7, in one embodiment, the fixing body 100 further has a mounting hole 112, and the fixing assembly further includes a connecting shaft 220 connected to the pressing member 210, wherein the connecting shaft 220 is rotatably inserted into the mounting hole 112.

Specifically, the clamping device further includes a base 300, the fixing body 100 includes a base plate 120 disposed on the base 300, and a mounting plate 110 disposed on the base plate 120, and the mounting plate 110 is provided with a mounting portion 111. The fixing body 100 can be installed through the base 300, the mounting hole 112 and the mounting portion 111 are spaced on the mounting plate 110, and the distance between the mounting portion 111 and the mounting hole 112 is smaller than the length of the pressing member 210, after the chip 10 is installed on the mounting portion 111 of the fixing body 100, the pressing member 210 can be rotated to press the chip 10, so that the chip 10 is fixed. When it is desired to remove the die 10 from the fixture, the pressing member 210 may be rotated to separate the pressing member 210 from the die 10.

As shown in fig. 4-7, the fixing body 100 further has an accommodating cavity 113 communicating with the mounting hole 112, the fixing assembly further includes a mounting seat 230 disposed in the accommodating cavity 113, and the connecting shaft 220 passes through the mounting hole 112 and is rotatably disposed on the mounting seat 230. The mounting seat 230 is fixed on the bottom plate 120 by a mounting seat fixing screw 231, and the mounting seat 230 can mount the connecting shaft 220 to prevent the connecting shaft 220 from separating from the mounting hole 112.

As shown in fig. 1, 2, 6 and 7, the fixing assembly further includes a snap ring 240 disposed on the mounting base 230, and the snap ring 240 is snapped on the connecting shaft 220.

More specifically, the snap ring 240 is a shaft snap ring, the snap ring 240 is snapped around the connecting shaft 220, the connecting shaft 220 can rotate in the snap ring 240, and the snap ring 240 can limit the connecting shaft 220 from moving in the axial direction of the connecting shaft 220, so as to prevent the connecting shaft 220 from being separated from the mounting hole 112.

Furthermore, the fixing assembly further includes a gasket 250 sleeved on the connecting shaft 220 and located in the accommodating cavity 113, and the gasket 250 includes a first end 251 and a second end 252 opposite to the first end 251, the first end 251 abuts against the snap ring 240, and the second end 252 abuts against the cavity wall of the accommodating cavity 113. The gasket 250 is sleeved on the outer side of the connecting shaft 220 and fixed with the wall of the accommodating cavity 113 through the snap ring 240, so that the stability of the connecting shaft 220 in the rotating process can be ensured, the connecting shaft 220 is prevented from deviating from the axis thereof when rotating, and therefore, the connecting shaft 220 and the fixing main body 100 are prevented from generating large friction, and the service life of the connecting shaft 220 is prolonged.

Optionally, gasket 250 is a rubber gasket.

In another embodiment, a threaded hole is formed in the bottom of the mounting seat 230, an external thread is formed on the connecting shaft 220, the external thread of the connecting shaft 220 is connected with an internal thread of the threaded hole, and when the pressing member 210 rotates to the position above the chip 10 along with the connecting shaft 220, the pressing member 210 just abuts against the chip 10, so that the chip 10 is pressed, and the chip 10 is fixed.

As shown in fig. 1, 3 and 4, in one embodiment, two fixing elements are provided, two fixing elements are spaced apart from each other and disposed on the fixing body 100, and the chip 10 includes a third end 11 and a fourth end 12 opposite to the third end 11, one of the fixing elements is used for fixing the third end 11, and the other fixing element is used for fixing the fourth end 12. Through using two fixed subassemblies to fix the third end 11 and the fourth end 12 of chip 10 respectively, can further guarantee the stability after chip 10 is fixed, avoid taking place between chip 10 and the fixed main part 100 not hard up, influence chip 10's function.

In another embodiment, the pressing member 210 is slidably coupled to the fixing body 100, so that the pressing member 210 can approach or separate from the chip by sliding on the fixing body 100.

Specifically, the mounting plate 110 is provided with a slide groove communicating with the mounting portion 111, and the pressing member 210 is provided on the slide groove.

As shown in fig. 1, in one embodiment, the clamping device further includes a first positioning member 400, the mounting plate 110 is further provided with a first positioning hole, the base plate 120 is provided with a second positioning hole 121, and the first positioning member 400 is inserted into the first positioning hole and the second positioning hole 121. The positioning between the base plate 120 and the mounting plate 110 is realized by using the first positioning member 400, so that the positioning of the chip 10 can be realized, and the positioning accuracy of the chip 10 is ensured.

Further, the bottom plate 120 is a square plate, and the second positioning hole 121 is opened at a position of the bottom plate 120 deviating from the symmetry axis, so that the mounting plate 110 can be engaged with the bottom plate 120 only when the mounting plate 110 is correctly mounted on the bottom plate 120, and if the mounting plate 110 is reversely mounted, the mounting plate 110 can be dislocated with the bottom plate 120, thereby preventing the reverse situation when the operator places the mounting plate 110 on the bottom plate 120.

Optionally, the first positioning hole and the second positioning hole 121 are both pin holes, and the first positioning member 400 is a pin; or the first positioning hole is a through hole, the second positioning hole 121 is a threaded hole, and the first positioning member 400 is a bolt.

As shown in fig. 1 and fig. 6, in one embodiment, the clamping apparatus further includes a second positioning member 500, the bottom plate 120 is provided with a third positioning hole, the base 300 is provided with a fourth positioning hole 301, and the second positioning member 500 is inserted into the third positioning hole and the fourth positioning hole 301. The positioning between the base plate 120 and the base 300 is realized by using the second positioning member 500, so that the positioning of the chip 10 can be realized, and the positioning accuracy of the chip 10 is ensured.

Optionally, the third positioning hole and the fourth positioning hole 301 are both pin holes, and the first positioning member 400 is a pin; or the third positioning hole is a through hole, the fourth positioning hole 301 is a threaded hole, and the second positioning member 500 is a bolt.

As shown in fig. 1, 6 and 7, in one embodiment, the clamping device further includes a magnetic component 610 and a magnetic induction sensor 600 for detecting the magnetic component 610, the fixing body 100 is detachably connected to the base 300, the magnetic component 610 is disposed on the fixing body 100 or the fixing assembly, and the magnetic induction sensor 600 is disposed on the base 300. The magnetic induction sensor 600 can detect whether there is a magnetic member 610 in the vicinity thereof, and by providing the magnetic member 610 on the fixing body 100 or the fixing member and providing the magnetic induction sensor 600 on the base 300, when the fixing body 100 is mounted on the base 300, the magnetic induction sensor 600 provided on the base 300 can detect that there is a magnetic member 610 in the vicinity thereof, thereby confirming that the fixing body 100 has been mounted on the base 300.

Specifically, in this embodiment, the magnetic member 610 is a magnet, the connecting shaft 220 is provided with an inner cavity, the magnet is disposed in the inner cavity, and the magnetic induction sensor 600 is disposed on the base 300 through the sensor fixing screw 601.

Further, the number of the magnetic induction sensors 600 is two, the number of the magnetic members 610 is also two, the two magnetic members 610 are respectively disposed in the two connecting shafts 220, the two magnetic sensors are respectively disposed on the base 300, and after the fixing body 100 is mounted on the base 300, the distance between one of the magnetic sensors and one of the magnetic members 610 is consistent with the distance between the other magnetic sensor and the other magnetic member 610, so that when the signals detected by the two magnetic sensors are consistent, it can be said that the fixing body 100 is stably placed, thereby preventing the chip 10 from tilting, and ensuring the use effect of the chip 10.

Of course, the magnetic induction sensor 600 is also disposed on the fixing body 100 or the fixing component, and the magnetic element 610 may also be disposed on the base 300.

As shown in fig. 1 and 6, in one embodiment, the clamping device further includes a fastening member 700, the base 300 is provided with a first assembling hole 302, the fixing body 100 is provided with a second assembling hole, and the fastening member 700 is inserted into the first assembling hole 302 and the second assembling hole and detachably connects the fixing body 100 and the base 300. Thus, the detachable connection between the fixing body 100 and the base 300 is realized in the above manner, and the structure is simple and the operation is convenient.

Optionally, the first assembly hole 302 is a through hole, the second assembly hole is a threaded hole, and the fastener 700 is a bolt; or the first assembly hole 302 and the second assembly hole are through holes, and the fastener 700 is an assembly including a bolt and a nut.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A clamp device, comprising:

the fixing body is provided with an installation part for installing a chip; and

the fixing assembly comprises a pressing piece movably arranged on the fixing main body, and the pressing piece can be close to or far away from the chip;

the fixing assembly further comprises a connecting shaft connected with the pressing piece and a mounting seat arranged in the accommodating cavity, and the connecting shaft penetrates through the mounting hole and is rotatably arranged on the mounting seat;

the fixing assembly further comprises a clamping ring arranged on the mounting seat, and the clamping ring is clamped on the connecting shaft;

the fixing assembly further comprises a gasket which is sleeved on the connecting shaft and located in the accommodating cavity, the gasket comprises a first end and a second end opposite to the first end, the first end is abutted to the clamping ring, and the second end is abutted to the cavity wall of the accommodating cavity.

2. The fixture apparatus of claim 1, wherein there are two of said fastening assemblies, two of said fastening assemblies being spaced apart from each other on said fixture body, said chip including a third end and a fourth end opposite said third end, one of said fastening assemblies being adapted to fasten said third end and the other of said fastening assemblies being adapted to fasten said fourth end.

3. The clamp device recited in claim 1, further comprising a base, wherein the fixing body includes a base plate disposed on the base, and a mounting plate disposed on the base plate, the mounting plate being provided with the mounting portion.

4. The fixture device according to claim 3, further comprising a first positioning member, wherein the mounting plate further comprises a first positioning hole, the bottom plate comprises a second positioning hole, and the first positioning member is inserted into the first positioning hole and the second positioning hole.

5. The fixture device according to claim 3, further comprising a second positioning member, wherein the bottom plate is provided with a third positioning hole, the base is provided with a fourth positioning hole, and the second positioning member is inserted into the third positioning hole and the fourth positioning hole.

6. The fixture device according to claim 5, further comprising a first positioning member, wherein the mounting plate further comprises a first positioning hole, the bottom plate comprises a second positioning hole, and the first positioning member is inserted into the first positioning hole and the second positioning hole.

7. The fixture device according to any one of claims 3-6, further comprising a magnetic member and a magnetic induction sensor for detecting the magnetic member, wherein the fixing body is detachably connected to the base, the magnetic member is disposed on the fixing body or the fixing member, and the magnetic induction sensor is disposed on the base;

8. The clamping device as claimed in claim 3, further comprising a fastening member, wherein the base is provided with a first assembling hole, the fixing body is provided with a second assembling hole, and the fastening member is inserted into the first assembling hole and the second assembling hole and detachably connects the fixing body and the base.

9. The clamping device as claimed in claim 4, further comprising a fastening member, wherein the base is provided with a first assembling hole, the fixing body is provided with a second assembling hole, and the fastening member is inserted into the first assembling hole and the second assembling hole and detachably connects the fixing body and the base.

10. The clamping device as claimed in claim 5, further comprising a fastening member, wherein the base is provided with a first assembling hole, the fixing body is provided with a second assembling hole, and the fastening member is inserted into the first assembling hole and the second assembling hole and detachably connects the fixing body and the base.

11. The clamping device as claimed in claim 6, further comprising a fastening member, wherein the base is provided with a first assembling hole, the fixing body is provided with a second assembling hole, and the fastening member is inserted into the first assembling hole and the second assembling hole and detachably connects the fixing body and the base.

12. The clamping device as claimed in claim 7, further comprising a fastening member, wherein the base is provided with a first assembling hole, the fixing body is provided with a second assembling hole, and the fastening member is inserted into the first assembling hole and the second assembling hole and detachably connects the fixing body and the base.