CN111283584B - Detachable clamping device - Google Patents
Detachable clamping device Download PDFInfo
- Publication number
- CN111283584B CN111283584B CN202010278036.1A CN202010278036A CN111283584B CN 111283584 B CN111283584 B CN 111283584B CN 202010278036 A CN202010278036 A CN 202010278036A CN 111283584 B CN111283584 B CN 111283584B
- Authority
- CN
- China
- Prior art keywords
- double
- quick
- release pin
- gland
- gasket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 210000004907 gland Anatomy 0.000 claims description 33
- 239000004677 Nylon Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 31
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000005034 decoration Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002355 dual-layer Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a detachable clamping device, which comprises a quick-release pin (1), clamping tools (10) and double-layer gaskets (8), wherein the clamping tools and the double-layer gaskets are distributed at intervals up and down; a first part (6) and a second part (7) which need to be clamped are placed between the clamping tool (10) and the double-layer gasket (8); the first part (6) and the second part (7) are stacked up and down, and vertical through holes which are symmetrically distributed up and down are respectively formed in the first part and the second part; a quick-release pin (1) penetrates through the clamping tool (10), the first part (6), the second part (7) and the double-layer gasket (8) from top to bottom in sequence, and then locks the top of the clamping tool (10) and the bottom of the double-layer gasket (8). The detachable clamping device disclosed by the invention is scientific in structural design, can be used for conveniently and reliably clamping two parts in the vertical direction, and ensures the relative position between the two parts, so that the requirement on coaxiality of the two parts during assembly is met, and the detachable clamping device has great production practice significance.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to a detachable clamping device.
Background
At present, in some assembly parts, two parts need to be connected with each other in a vertical direction, and in the assembly process, the coaxiality of a first part and a second part needs to be ensured to meet certain requirements. For this purpose, before adjusting the coaxiality of the first part and the second part, glue is applied between the first part and the second part, and then the coaxiality of the first part and the second part is adjusted.
In order to ensure that the relative positions of the two parts are kept unchanged before the glue solution is solidified, and therefore the requirement of the coaxiality of the two parts is met, a clamping device is urgently needed to be designed at present, the two parts can be conveniently and reliably clamped in the vertical direction, the relative positions of the two parts are guaranteed, and the requirement of the coaxiality of the two parts is met during assembly.
Disclosure of Invention
The invention aims to provide a detachable clamping device aiming at the technical defects in the prior art.
Therefore, the invention provides a detachable clamping device which comprises a quick-release pin, a clamping tool and a double-layer gasket, wherein the clamping tool and the double-layer gasket are distributed at intervals up and down;
a first part and a second part which need to be clamped are arranged between the clamping tool and the double-layer gasket;
the first part and the second part are stacked up and down and are respectively provided with vertical through holes which are symmetrically distributed up and down;
a quick-release pin penetrates through the clamping tool, the first part, the second part and the double-layer gasket from top to bottom in sequence, and then the top of the clamping tool and the bottom surface of the double-layer gasket are locked.
Wherein, the clamp includes top cap, gland, guide post and spring, wherein:
the top cover is positioned at the top of the gland;
the bottom surface of the gland is in direct contact with the top surface of the first part and is used for applying clamping force;
the top cover is internally provided with a hollow first inner cavity with an upper opening and a lower opening;
the interior of the gland is provided with a hollow second inner cavity with an upper opening and a lower opening;
a spiral spring and a guide post are arranged in the first inner cavity;
the bottom of the spring is contacted with the upper end surface of the gland through the lower end opening of the first inner cavity;
the upper part of the spring is sleeved on the outer wall of the lower part of the guide post;
the upper part of the guide post is protruded and is positioned in the upper end opening of the first inner cavity;
the guide post is internally provided with quick-release pin through holes which are vertically distributed;
the quick-release pin main body of the quick-release pin sequentially penetrates through the guide post, the spring, the second inner cavity of the gland, the first part, the second part and the double-layer gasket from top to bottom.
The central lines of the first inner cavity in the top cover and the second inner cavity in the gland are positioned on the same straight line.
The top cover is fixedly connected with the gland through a plurality of screws;
the plurality of screws are arranged at equal intervals along the circumferential direction.
The shape and the size of the through hole of the quick release pin are correspondingly matched with the shape and the size of the main body of the quick release pin;
the shape and the size of the gland opening at the top of the second inner cavity are correspondingly matched with the shape and the size of the quick-release pin main body of the quick-release pin.
Wherein, top cap, gland and guide post are the axisymmetric structure about.
Wherein the top surface of the double gasket is in direct contact with the bottom surface of the second part.
Wherein, the double-layer gasket comprises two layers of gaskets which are distributed up and down;
wherein, the gasket layer far away from the second part is a metal gasket, and the gasket layer directly contacted with the second part is a nylon gasket;
the double-layer gaskets comprise two layers of gaskets which are fixedly connected through screws.
Compared with the prior art, the detachable clamping device provided by the invention has the advantages that the structural design is scientific, the two parts can be conveniently and reliably clamped in the vertical direction, the relative position between the two parts is ensured, the requirement on coaxiality of the two parts during assembly is met, and the detachable clamping device has great production practice significance.
Drawings
FIG. 1 is a schematic cross-sectional view of a detachable clamping device according to the present invention;
FIG. 2a is a schematic structural view of a quick release pin of a removable clamping device according to the present invention;
FIG. 2b is an enlarged schematic view of portion A shown in FIG. 2 a;
FIG. 3 is a schematic structural diagram of a top cover of a detachable clamping device according to the present invention;
FIG. 4 is a schematic view of a gland of the detachable clamping device according to the present invention;
FIG. 5 is a schematic structural view of a guide post of the detachable clamping device of the present invention;
FIG. 6 is a schematic view of a dual-layer gasket of a removable clamping device according to the present invention;
in the figure: 1 is a quick-release pin; 2 is a guide post; 3 is a top cover; 4 is a spring;
5 is a gland; 6 is a first part; 7 is a second part; 8 is a double-layer gasket; 9 is a steel ball;
101 is a pin cap, 102 is a pin shaft;
20 is a quick release pin through hole, 30 is a first inner cavity, 50 is a second inner cavity, and 51 is a gland opening.
Detailed Description
In order to make the technical means for realizing the invention easier to understand, the following detailed description of the present application is made in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the present application are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that in the description of the present application, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.
In addition, it should be noted that, in the description of the present application, unless otherwise explicitly specified and limited, the term "mounted" and the like should be interpreted broadly, and may be, for example, either fixedly mounted or detachably mounted.
The specific meaning of the above terms in the present application can be understood by those skilled in the art as the case may be.
Referring to fig. 1 to 6, the present invention provides a detachable clamping device, which comprises a quick release pin 1, a clamping tool 10 and a double-layer gasket 8, wherein the clamping tool and the double-layer gasket are distributed at intervals from top to bottom;
a first part 6 and a second part 7 to be clamped are placed between the clamping tool 10 and the double-layer gasket 8;
the first part 6 and the second part 7 are stacked up and down, and vertical through holes which are symmetrically distributed up and down are respectively formed in the first part and the second part;
a quick-release pin 1 penetrates through a clamping tool 10, a first part 6, a second part 7 and a double-layer gasket 8 from top to bottom in sequence, and then the top of the clamping tool 10 and the bottom of the double-layer gasket 8 are locked.
In the present invention, in particular, it should be noted that the quick release pin 1 includes a quick release pin main body 100, a pin cap 101 and a pin shaft 102, and the pin cap 101 is located at the top of the quick release pin main body 100;
the pins 102 are vertically distributed within the quick release pin body 100.
It should be noted that the quick release pin is used for quickly connecting and fixing various clamps and fastening systems, and is particularly suitable for occasions requiring repeated disassembly and assembly, and the pin cap 101 of the quick release pin 1 controls the expansion and contraction of the steel ball 9, so that the effects of insertion locking and quick pull-out are achieved. The quick release pin 1 controls the up-and-down movement of the pin shaft 102 through the pin cap 101, wherein the pin cap 101 is pressed down, the pin shaft 102 goes down, the steel ball 9 at the lower end of the quick release pin 1 falls into the groove of the pin shaft 102, the pin cap 101 is lifted, the pin shaft 102 retracts, and the steel ball 9 is ejected.
Here, it should be noted that the quick release pin is a mechanical component for quick connection, which is well known to those skilled in the art, and is not described herein again.
In the present invention, in a specific implementation, the clamping device 10 includes a top cover 3, a gland 5, a guide post 2 and a spring 4, wherein:
the top cover 3 is positioned on the top of the gland 5;
the bottom surface of the gland 5, in direct contact with the top surface of the first element 6, is responsible for the application of the clamping force;
the top cover 3 has a hollow first inner cavity 30 with upper and lower openings inside;
the interior of the gland 5 has a hollow second inner cavity 50 which is opened up and down;
a spiral spring 4 and a guide post 2 are arranged in the first inner cavity 30;
the bottom of the spring 4 is contacted with the upper end surface of the gland 5 through the lower end opening of the first inner cavity 30;
the upper part of the spring 4 is sleeved on the outer wall of the lower part of the guide post 2;
the upper part of the guide post 2 is protruded and is positioned in the upper end opening of the first inner cavity 30;
the guide post 2 is internally provided with quick-release pin through holes 20 which are vertically distributed;
the quick-release pin body 100 of the quick-release pin 1 sequentially penetrates through the guide post 2, the spring 4, the second inner cavity 50 of the gland 5, the first part 6, the second part 7 and the double-layer gasket 8 (the double-layer gasket is provided with a reserved vertical through hole for the pin shaft to pass through) in the top cover 3 from top to bottom.
In particular, the center lines of the first inner cavity 30 in the top cover 3 and the second inner cavity 50 in the gland 5 are located on the same straight line.
In particular, the top cover 3 is fixedly connected with the gland 5 through a plurality of screws;
the plurality of screws are arranged at equal intervals along the circumferential direction. Therefore, the clamping is ensured to be firm and reliable.
In particular, the shape and the size of the quick-release pin through hole 20 are correspondingly matched with the shape and the size of the quick-release pin main body 100 of the quick-release pin 1;
the shape and size of the gland opening 51 at the top of the second cavity 50 are matched to the shape and size of the quick release pin body 100 of the quick release pin 1.
The vertical through holes in the first and second members 6 and 7 and the vertical through holes in the double-layer shim have shapes and sizes that are matched to the shape and size of the quick release pin body 100 of the quick release pin 1.
In particular, the whole clamping tool 10 is in a left-right axisymmetric structure. Wherein, the top cover 3, the gland 5 and the guide post 2 are in a left-right axial symmetry structure.
It should be noted that, for the present invention, the clamp 10 includes a top cover 3, a pressing cover 5, a guide post 2, and a spring 4. Wherein the gland 5 is in direct contact with the clamped workpiece (in particular the first part 6) and is responsible for the application of the clamping force. The inside of the top cover 3 is opened with a hole, and the guide post 2 and the spring 4 are placed in the hole. The lower end of the guide post 2 is in direct contact with the spring 4, and the upper end is in direct contact with the pin cap 101 of the quick release pin 1. When the quick release pin 1 is pressed down, the guide post 2 drives the spring 4 to press down, so that the spring 4 deforms and provides clamping force.
In the present invention, in a specific implementation, the top surface of the double-layer gasket 8 is in direct contact with the bottom surface of the second part 7;
the double-layer gasket 8 comprises two layers of gaskets which are distributed up and down, and is of a double-layer structure, wherein one layer of gasket (namely, a lower gasket) far away from the second part 7 is a metal gasket, and the other layer of gasket which is in direct contact with the second part 7 is a nylon gasket.
It should be noted that the nylon gasket is in contact with the second part 7 to prevent the surface of the second part 7 from being scratched, and the metal gasket is in direct contact with the steel ball 9 at the lower end of the quick release pin 1 to ensure firmness and durability.
In the concrete implementation, the double-layer gasket 8 comprises two layers of gaskets which are fixedly connected through screws.
It should be noted that the structure of the invention is designed scientifically, easy to dismantle and reuse.
In order to more clearly understand the technical solution of the present invention, the following describes the working principle of the present invention.
The invention relates to a clamping device convenient to assemble and disassemble, which can realize the purpose of fixing the relative positions of two parts.
Firstly, the specific installation operation process of the invention is as follows:
firstly, the clamp 10 is placed above the first part 6, and the double-layer gasket 8 is placed below the second part 7;
then, pressing down a pin cap 101 of the quick release pin 1 to withdraw a steel ball 9 at the lower end of the quick release pin 1, and then sequentially penetrating the quick release pin 1 into a clamping tool 10, a first part 6 and a second part 7;
after the bottom end of the pin cap 101 of the quick release pin 1 is contacted with the upper end of the guide post 2, the spring 4 in the clamping tool 10 is pressed continuously until the steel ball 9 at the lower end of the quick release pin 1 is exposed;
then, the pin cap 101 of the quick-release pin 1 is loosened, the steel ball 9 at the lower end of the quick-release pin 1 is ejected out and clamped outside the double-layer gasket 8, and the relative position of the first part 6 and the second part 7 is fixed.
It should be noted that the restoring force generated when the quick release pin 1 presses the spring 4 inside the clamp ensures the clamping force required to clamp the two workpieces, i.e., the first part 6 and the second part 7.
Secondly, according to the invention, during disassembly, the pin cap 101 of the quick-release pin 1 is pressed down, so that the steel ball 9 at the lower end of the quick-release pin 1 retracts, the quick-release pin 1 can be pulled out, and then the whole clamping device can be disassembled.
In summary, compared with the prior art, the detachable clamping device provided by the invention has a scientific structural design, can conveniently and reliably clamp two parts in the vertical direction, and ensures the relative position between the two parts, so that the requirement on coaxiality of the two parts during assembly is met, and the detachable clamping device has great production practice significance.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A detachable clamping device is characterized by comprising a quick-release pin (1), a clamping tool (10) and a double-layer gasket (8), wherein the clamping tool and the double-layer gasket are distributed at intervals up and down;
a first part (6) and a second part (7) which need to be clamped are placed between the clamping tool (10) and the double-layer gasket (8);
the first part (6) and the second part (7) are stacked up and down, and vertical through holes which are symmetrically distributed up and down are respectively formed in the first part and the second part;
the quick-release pin (1) penetrates through the clamping tool (10), the first part (6), the second part (7) and the double-layer gasket (8) from top to bottom in sequence, and then the top of the clamping tool (10) and the bottom surface of the double-layer gasket (8) are locked;
the clamping tool (10) comprises a top cover (3), a gland (5), a guide post (2) and a spring (4), wherein:
the top cover (3) is positioned at the top of the gland (5);
the bottom surface of the gland (5) is in direct contact with the top surface of the first part (6) and is used for applying clamping force;
the top cover (3) is internally provided with a hollow first inner cavity (30) with an upper opening and a lower opening;
the interior of the gland (5) is provided with a hollow second inner cavity (50) with an upper opening and a lower opening;
a spiral spring (4) and a guide post (2) are arranged in the first inner cavity (30);
the bottom of the spring (4) is in contact with the upper end surface of the gland (5) through the lower end opening of the first inner cavity (30);
the upper part of the spring (4) is sleeved on the outer wall of the lower part of the guide post (2);
the upper part of the guide post (2) is protruded and is positioned in the upper end opening of the first inner cavity (30);
the guide post (2) is internally provided with quick-release pin through holes (20) which are vertically distributed;
a quick-release pin main body (100) of the quick-release pin (1) sequentially penetrates through a guide post (2) in a top cover (3), a spring (4), a second inner cavity (50) of a gland (5), a first part (6), a second part (7) and a double-layer gasket (8) from top to bottom.
2. A detachable clamping device according to claim 1, characterised in that the centre lines of the first cavity (30) in the top cover (3) and the second cavity (50) in the gland (5) are located on the same line.
3. A removable clamping device according to claim 1, characterised in that the top cover (3) is fixedly connected to the gland (5) by means of a plurality of screws;
the plurality of screws are arranged at equal intervals along the circumferential direction.
4. The removable clamping device according to claim 1, characterized in that the shape and size of the through-hole (20) of the quick release pin are correspondingly matched to the shape and size of the body (100) of the quick release pin (1);
the shape and the size of the gland opening (51) at the top of the second inner cavity (50) are correspondingly matched with the shape and the size of the quick-release pin main body (100) of the quick-release pin (1).
5. A detachable clamping device according to claim 1, characterised in that the top cover (3), the pressing cover (5) and the guide post (2) are of a left-right axisymmetric configuration.
6. A removable clamping device according to any one of claims 1 to 5, characterised in that the top surface of the double shim (8) is in direct contact with the bottom surface of the second part (7).
7. A removable clamping device according to claim 6, characterised in that the double shim (8) comprises two shims arranged one above the other;
wherein, the gasket layer far away from the second part (7) is a metal gasket, and the gasket layer directly contacted with the second part (7) is a nylon gasket;
the double-layer gasket (8) comprises two layers of gaskets which are fixedly connected through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010278036.1A CN111283584B (en) | 2020-04-10 | 2020-04-10 | Detachable clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010278036.1A CN111283584B (en) | 2020-04-10 | 2020-04-10 | Detachable clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111283584A CN111283584A (en) | 2020-06-16 |
| CN111283584B true CN111283584B (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010278036.1A Active CN111283584B (en) | 2020-04-10 | 2020-04-10 | Detachable clamping device |
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|---|---|
| CN (1) | CN111283584B (en) |
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| CN108006033A (en) * | 2017-11-30 | 2018-05-08 | 中南大学 | It is glued fixture and method |
| CN108942746A (en) * | 2018-08-23 | 2018-12-07 | 福建龙溪轴承(集团)股份有限公司 | A kind of axial direction Quick Release chuck, component and axial grip device and its application method |
| CN110165519A (en) * | 2019-05-10 | 2019-08-23 | 江苏亨鑫科技有限公司 | A kind of crimping tool for Quick fixing connector |
| CN209599038U (en) * | 2019-01-31 | 2019-11-08 | 南京秦驰机械制造有限公司 | A kind of vehicle belt wheel fixture for processing |
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2020
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| DE4126009A1 (en) * | 1991-08-06 | 1993-02-11 | Airbus Gmbh | Adhesive bonding for metal parts - uses tacking pins in prepared drillings to hold them together for adhesive application and hardening, e.g. for aircraft planking plates |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111283584A (en) | 2020-06-16 |
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