CN212211559U

CN212211559U - Quick-release connector and plug-in device

Info

Publication number: CN212211559U
Application number: CN202021182765.9U
Authority: CN
Inventors: 翟保利
Original assignee: Dongguan Guanjia Electronic Equipment Co Ltd
Current assignee: Dongguan Guanjia Electronic Equipment Co Ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2020-12-22
Anticipated expiration: 2030-06-23

Abstract

The utility model relates to a frock tool technical field discloses a quick detach connector and plug-in components device, and the quick detach connector includes: the connecting sleeve is provided with a connecting mounting hole for inserting the clamping head along the axial direction of the connecting sleeve, and the connecting sleeve is also provided with a ball hole communicated with the connecting mounting hole; the limiting ball is arranged in the ball hole; the limiting sleeve is sleeved on the connecting sleeve in an axial sliding manner, the inner wall of the limiting sleeve is provided with a ball abdicating groove, the ball abdicating groove can be communicated with the ball hole, and the radial depth of the ball abdicating groove is locally unequal in the axial direction; when the limiting sleeve is located at the first connecting position in the axial direction, the limiting ball extends into the connecting and mounting hole from the opening part on the inner side of the ball hole; when the limiting sleeve is in the second connecting position in the axial direction, the limiting ball can be completely withdrawn from the connecting installation hole. The utility model provides a quick detach connector can be according to electronic components's kind, the holding head of simple and fast ground assembly adaptation, increase plug-in components device's application scope.

Description

Quick-release connector and plug-in device

Technical Field

The utility model relates to a frock tool technical field especially relates to a quick detach connector and plug-in components device.

Background

The plug-in machine is the common automated production equipment of electron enterprise, and the plug-in machine of prior art includes plug-in components device, translation device and conveyer, and the plug-in components device is installed on the translation device for the clamping head of plug-in components device can accurately snatch the electronic components on feedway or the feed fixed position, and with the electronic components cartridge in the electrically conductive through-hole of the printed circuit board on conveyer, realize automatic plug-in components.

The plug-in device of the prior art adopts a fixed structure, can only grab appointed electronic components, and when the type of the electronic components is changed, the whole plug-in device needs to be replaced to the electronic components after being changed are grabbed in an adaptive manner, so that the application range is small.

How to increase the application range of the plug-in device is a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

Based on above, the utility model aims to provide a quick detach connector and plug-in components device can increase the application scope of plug-in components device.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a quick detach connector for connect the clamping head, quick detach connector includes:

the clamping head is inserted into the connecting sleeve, and the connecting sleeve is provided with a ball hole communicated with the connecting mounting hole;

the limiting ball is arranged in the ball hole; and

the limiting sleeve is sleeved on the connecting sleeve in an axial sliding manner, a ball abdicating groove is formed in the inner wall of the limiting sleeve and can be communicated with the ball hole, and the radial depth of the ball abdicating groove is locally unequal in the axial direction;

when the limiting sleeve is located at a first connecting position in the axial direction, the limiting ball extends into the connecting and mounting hole from the opening part on the inner side of the ball hole; when the limiting sleeve is located at the second connecting position in the axial direction, at least part of the limiting ball can be located in the ball abdicating groove, so that the limiting ball can be completely withdrawn from the connecting mounting hole.

Preferably, the maximum radial depth of the ball abdicating groove is arranged between two ends of the ball abdicating groove in the axial direction, and when the limiting sleeve slides to any limit position relative to the connecting sleeve, the limiting sleeve is located at the first connecting position in the axial direction.

Preferably, the connecting device further comprises a connecting elastic piece, one end of the connecting elastic piece is abutted or connected with the connecting sleeve, and the other end of the connecting elastic piece is abutted or connected with the limiting sleeve and used for keeping the limiting sleeve at a first connecting position in the axial direction.

Preferably, the connection elastic member is a compression spring, and the connection elastic member is sleeved on the connection sleeve and the limiting sleeve.

Preferably, the diameter of the inner opening of the ball hole is smaller than the diameter of the outer opening of the ball hole, and the outer diameter of the limiting ball is larger than the diameter of the inner opening of the ball hole.

According to the preferable scheme, a first end of the connecting sleeve is provided with a limiting step, a second end of the connecting sleeve is provided with a connecting limiting ring, the limiting sleeve is arranged between the limiting step and the connecting limiting ring in a sliding mode, and the connecting limiting ring is detachably connected with the connecting sleeve.

Preferably, a positioning groove is formed in the second end of the connecting sleeve and used for being matched with the positioning column on the clamping head so as to limit the installation position of the clamping head.

There is also provided a plug-in device comprising:

the quick-release connector is described above; and

the clamping head is inserted into the connecting and mounting hole.

Preferably, an annular limiting groove is formed in the outer periphery of the clamping head, and the limiting ball can extend into the limiting groove to limit the axial movement of the clamping head relative to the connecting sleeve.

Preferably, the cross section of the limiting groove is in a trumpet shape or a trapezoid with a large end facing outwards.

The utility model has the advantages that:

the utility model provides a quick detach connector is used for connecting the clamping head, including connecting sleeve, spacing ball and spacing sleeve, outside the connecting sleeve was located to the spacing sleeve slip cap. When the clamping head needs to be installed, the clamping head is only required to be inserted into the connecting and mounting hole, the limiting sleeve is pushed to slide to a first connecting position relative to the connecting sleeve, and the limiting sleeve pushes the limiting ball to extend into the connecting and mounting hole from the opening part on the inner side of the ball hole so as to clamp the clamping head; when the clamping head needs to be detached, the clamping head only needs to be inserted into the connecting and mounting hole, the limiting sleeve is pushed to slide to the second connecting position relative to the connecting sleeve, at least part of the limiting ball can be located in the ball abdicating groove, the limiting ball can be completely withdrawn from the connecting and mounting hole, and the clamping head is loosened. The quick-release connector enables the plug-in device to simply and quickly replace the clamping head of the adaptive connector according to the type of the electronic component, and the application range of the plug-in device is enlarged.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a card device provided by the present invention;

fig. 2 is a cross-sectional view of an insert device provided by the present invention;

fig. 3 is a schematic structural view of the quick-release connector according to the present invention;

fig. 4 is a front view of the quick-release connector provided by the present invention.

Fig. 5 is a sectional view of the quick release connector according to the present invention;

fig. 6 is a first schematic structural diagram of a clamping head provided by the present invention;

fig. 7 is a schematic structural diagram of a clamping head according to the present invention;

fig. 8 is a first cross-sectional view of the clamping head provided by the present invention;

fig. 9 is a second cross-sectional view of the clamping head provided by the present invention;

fig. 10 is a schematic structural view of the pushing head provided by the present invention;

fig. 11 is a schematic structural view of a clamping jaw provided by the present invention;

in the figure:

1. a quick-release connector; 11. a connecting sleeve; 111. connecting the mounting holes; 112. a ball hole; 113. a limiting step; 114. positioning a groove; 115. connecting pin holes; 12. limiting balls; 13. a limiting sleeve; 131. a ball abdicating groove; 14. connecting the elastic piece; 15. connecting a limiting ring; 16. connecting a sealing ring; 2. a clamping head; 21. a shell; 211. a movable hole; 22. pushing the column; 221. an air cavity; 222. a pushing part; 223. a first inclined plane; 224. clamping the sealing groove; 23. a clamping jaw; 231. a pushing groove; 232. a second inclined plane; 233. a spring shaft hole; 234. clamping the threaded hole; 24. clamping the elastic piece; 25. a spring shaft; 26. clamping the sealing ring; 27. a limiting groove; 28. a positioning column; 3. and (5) auxiliary clamping.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-11, the present embodiment provides a plug-in device for clamping an electronic component to insert the electronic component into a conductive through hole of a printed circuit board, including a quick-release connector 1, a clamping head 2, an auxiliary fixture 3, and an air supply mechanism (not shown in the figure), where the air supply mechanism supplies air to the quick-release connector 1 and the clamping head 2 through an air supply pipe to drive the clamping head 2 to move.

As shown in fig. 2-5, the quick-release connector 1 includes a connecting sleeve 11, a limiting ball 12 and a limiting sleeve 13, the connecting sleeve 11 is provided with a connecting mounting hole 111 disposed along an axial direction thereof, the connecting sleeve 11 is further provided with a ball hole 112 communicated with the connecting mounting hole 111, the limiting ball 12 is disposed in the ball hole 112, the limiting sleeve 13 is slidably sleeved on the connecting sleeve 11 along the axial direction, the inner wall of the limiting sleeve 13 is provided with a ball abdicating groove 131, the ball abdicating groove 131 can be communicated with the ball hole 112, and radial depths of the ball abdicating groove 131 are not locally equal in the axial direction. Specifically, when the clamping head 2 needs to be installed, the clamping head 2 is only required to be inserted into the connecting and mounting hole 111, the limiting sleeve 13 is pushed to slide to the first connecting position relative to the connecting sleeve 11, and the limiting sleeve 13 pushes the limiting ball 12 to extend into the connecting and mounting hole 111 from the inner opening part of the ball hole 112 so as to clamp the clamping head 2; when the clamping head 2 needs to be detached, the clamping head 2 only needs to be inserted into the connecting and mounting hole 111, the limiting sleeve 13 is pushed to slide to the second connecting position relative to the connecting sleeve 11, at least part of the limiting ball 12 can be located in the ball abdicating groove 131, the limiting ball 12 can be completely withdrawn from the connecting and mounting hole 111, and therefore the clamping head 2 is loosened. The arrangement of the quick-release connector 1 enables the plug-in device to simply and quickly replace the clamping head 2 of the adapter according to the type of the electronic component, and the application range of the plug-in device is enlarged.

Further, as shown in fig. 5, the maximum radial depth of the ball relief groove 131 is provided between both ends of the ball relief groove 131 in the axial direction, and the minimum radial depth of the ball relief groove 131 is provided at both ends of the ball relief groove 131 in the axial direction. When the limiting sleeve 13 slides to any limit position relative to the connecting sleeve 11, the limiting sleeve 13 is located at a first connecting position in the axial direction, and the clamping head 2 is clamped in the connecting and mounting hole 111 by the limiting ball 12; when the limiting sleeve 13 moves to the position where the radial depth of the ball abdicating groove 131 is the largest and faces the ball hole 112, the limiting sleeve 13 is located at the second connecting position in the axial direction, at this time, the ball abdicating groove 131 has sufficient space to allow the limiting ball 12 to withdraw from the connecting installation hole 111, and at this time, the clamping head 2 can be separated from the connecting installation hole 111. When the limiting sleeve 13 is pushed to any limit position due to the influence of collision or accidental touch in the operation process, the limiting ball 12 can be ensured to be in the state of the clamping head 2, and the clamping head 2 is prevented from accidentally falling off from the quick-release connector 1.

Further, the quick-release connector 1 further includes a connection elastic element 14, in this embodiment, the connection elastic element 14 is a compression spring, the connection elastic element 14 is sleeved on the connection sleeve 11 and the limit sleeve 13, one end of the connection elastic element 14 abuts against or is connected to the connection sleeve 11, and the other end of the connection elastic element 14 abuts against or is connected to the limit sleeve 13, so as to maintain the limit sleeve 13 at the first connection position in the axial direction.

Specifically, the first end of the connecting sleeve 11 is provided with a limiting step 113, the second end of the connecting sleeve 11 is provided with a connecting limiting ring 15, the limiting sleeve 13 is slidably arranged between the limiting step 113 and the connecting limiting ring 15, one end of the connecting elastic part 14 is abutted against or connected with the limiting step 113, and the other end of the connecting elastic part is abutted against or connected with the limiting sleeve 13. Further, the connection limiting ring 15 is detachably connected with the connection sleeve 11.

When the clamping head 2 needs to be installed or removed, the limiting sleeve 13 is pulled to the second connecting position, the connecting elastic part 14 is compressed, the clamping head 2 can be installed or removed at the moment, after the actions are completed, the limiting sleeve 13 is loosened, the connecting elastic part 14 extends, the limiting sleeve 13 is driven to move to one end close to the connecting limiting ring 15, and the limiting sleeve 13 returns to the first connecting position again.

Preferably, as shown in fig. 5, the inner opening of the ball hole 112 has a smaller diameter than the outer opening, and the outer diameter of the ball 12 is larger than the inner opening of the ball hole 112, so as to prevent the ball hole 112 from falling into the connecting and mounting hole 111 from the inner opening of the ball hole 112.

Preferably, four ball holes 112 and four limiting balls 12 are provided, the four ball holes 112 are provided on the same circular surface of the connecting sleeve 11, and the ball abdicating groove 131 may be provided as an annular groove connected as a whole or may be provided as four separately provided groove bodies.

Further, the clamping head 2 is inserted into the coupling installation hole 111 from the second end of the coupling sleeve 11, and the first end of the coupling sleeve 11 is provided with a coupling pin hole 115 for coupling with the gas supply pipe by a pin.

Further, as shown in fig. 2 and 5, a connection packing 16 is further provided in the connection mounting hole 111, and the inside of the connection packing 16 abuts against the holder 2 to block gas leakage from between the connection mounting hole 111 and the connection head.

As shown in fig. 7 to 9, the gripping head 2 includes a housing 21, a pushing column 22, a gripping elastic member 24, and two opposing gripping jaws 23. Wherein, be equipped with movable hole 211 in the shell 21, the top post 22 closely slides along the axial and sets up in movable hole 211, its first end is equipped with air cavity 221, the second end is equipped with two symmetrical top portions 222 that set up, the first end of top portion 222 is equipped with first inclined plane 223, clamping jaw 23 slides along radial and sets up in movable hole 211, the first end of clamping jaw 23 is equipped with second inclined plane 232, second inclined plane 232 and first inclined plane 223 one-to-one each other butt joint, the both ends of centre gripping elastic component 24 respectively with two clamping jaws 23 butt joints or be connected, when top post 22 moves towards the direction of keeping away from clamping jaw 23, centre gripping elastic component 24 can drive clamping jaw 23 and reset.

Specifically, one end of the shell 21 is inserted into the connecting and mounting hole 111, the air supply mechanism supplies air into the clamping head 2 through the air supply pipe, the pushing column 22 is pushed to move along the axis of the shell 21 towards the end provided with the clamping jaws 23, the two clamping jaws 23 are driven to move towards each other through the matching action of the first inclined surface 223 and the second inclined surface 232 so as to clamp the electronic component, and after the air supply amount is stopped or reduced, the two clamping jaws 23 are driven by the clamping elastic piece 24 to move away so as to loosen the electronic component; or the air supply mechanism drives the two clamping jaws 23 to move back and forth, so that the width between the two clamping jaws 23 can accommodate the electronic component, and after the air supply amount is stopped or reduced, the two clamping jaws 23 move towards each other under the driving of the clamping elastic piece 24 to clamp the electronic component. The clamping head 2 is not required to be directly mechanically connected with an air supply mechanism, and driving pieces such as air cylinders are not required to be installed, so that the whole structure is more compact, and the clamping head can adapt to operation in narrow space.

In this embodiment, as shown in fig. 7-11, the two first inclined surfaces 223 are disposed oppositely, the two second inclined surfaces 232 are disposed oppositely, the clamping elastic member 24 is a compression spring, two ends of the clamping elastic member 24 are respectively abutted or connected to the two clamping jaws 23, the clamping head 2 further includes a spring shaft 25, the spring shaft 25 is inserted into the spring shaft holes 233 of the shell 21 and the clamping jaws 23, and the clamping elastic member 24 is sleeved on the spring shaft 25. Specifically, the pushing column 22 moves towards the end provided with the clamping jaws 23, so as to push the two clamping jaws 23 to close each other to clamp the electronic component, and meanwhile, the clamping elastic piece 24 is compressed; when the gas supply mechanism stops supplying gas, the holding elastic member 24 is extended to drive the two holding claws 23 away from each other to release the electronic component.

Of course, the two first inclined surfaces 223 may be disposed oppositely, the two second inclined surfaces 232 are disposed oppositely, the clamping elastic member 24 is an extension spring, and two ends of the clamping elastic member 24 are respectively connected to the two clamping jaws 23. When the pushing column 22 moves towards the end provided with the clamping jaws 23, the two clamping jaws 23 are pushed to be away from each other, the extension spring is extended, after the clamping jaws 23 move to the position of the electronic component, air supply is reduced or stopped, the extension spring is shortened, and the two clamping jaws 23 are driven to move oppositely to clamp the electronic component.

Preferably, as shown in fig. 7, there are two clamping elastic pieces 24 and two spring shafts 25, and the two clamping elastic pieces 24 and the two spring shafts 25 are arranged side by side, so that the stability of the movement of the clamping jaws 23 is improved.

Furthermore, an annular limiting groove 27 is formed in the outer peripheral portion of one end of the shell 21 inserted into the connecting and mounting hole 111, and the limiting groove 27 limits the ball 12 from extending into the shell 21 to move along the axial direction. Preferably, the cross-sectional shape of the limiting groove 27 is a trumpet shape or a trapezoid with a large end facing outwards, when the limiting sleeve 13 is located at the second connecting position in the axial direction, the limiting ball 12 can be pushed out of the limiting groove 27 by only pulling the clamping head 2 outwards, and the clamping head 2 can be loosened. Of course, the limiting function may also be realized by inserting a limiting member such as a limiting bolt into the limiting groove 27.

Preferably, the end of the housing tube 21 inserted into the connection mounting hole 111 is provided with a chamfered portion to facilitate the insertion of the housing tube 21 into the connection mounting hole 111.

Further, as shown in fig. 11, the clamping jaw 23 is provided with an ejecting slot 231, the ejecting portion 222 extends into the ejecting slot 231, and the second inclined surface 232 is disposed in the ejecting slot 231. The engagement of the pushing groove 231 and the pushing portion 222 limits the relative positions of the pushing column 22 and the clamping jaw 23 in the circumferential direction, thereby facilitating installation.

Further, an annular clamp seal groove 224 is provided on the periphery of the push rod 22, and a clamp seal ring 26 is provided in the clamp seal groove 224 to block gas from leaking out from the gap between the push rod 22 and the movable hole 211. Preferably, two clamping seal grooves 224 are arranged side by side on the circumference of the pushing cylinder 22, and each clamping seal groove 224 is provided with a clamping seal ring 26.

Further, as shown in fig. 2 and 4, a positioning groove 114 is disposed at the second end of the connecting sleeve 11, a positioning post 28 is further disposed on the casing 21, the positioning post 28 radially penetrates through the casing 21, and both ends of the positioning post 28 penetrate through the casing 21 and can extend into the positioning groove 114 to limit the installation position of the clamping head 2. Of course, only one end of the positioning post 28 may penetrate through the shell 21, and the installation and positioning effects can be achieved as well.

Further, as shown in fig. 11, the clamping jaw 23 is provided with a clamping threaded hole 234, the clamping threaded hole 234 is used for installing the auxiliary fixture 3, and different installation auxiliary fixtures 3 can be selected according to the size and type of the electronic component, so as to further expand the application range of the plug-in device.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a quick detach connector for connect clamping head (2), its characterized in that, quick detach connector includes:

the clamping device comprises a connecting sleeve (11), a connecting mounting hole (111) for inserting the clamping head (2) is formed in the axial direction of the connecting sleeve (11), and a ball hole (112) communicated with the connecting mounting hole (111) is further formed in the connecting sleeve (11);

the limiting ball (12) is arranged in the ball hole (112); and

the limiting sleeve (13) is sleeved on the connecting sleeve (11) in an axial sliding mode, a ball abdicating groove (131) is formed in the inner wall of the limiting sleeve (13), the ball abdicating groove (131) can be communicated with the ball hole (112), and the radial depth of the ball abdicating groove (131) is locally unequal in the axial direction;

when the limiting sleeve (13) is in a first connecting position in the axial direction, the limiting ball (12) extends into the connecting and mounting hole (111) from the inner opening part of the ball hole (112); when the limiting sleeve (13) is located at the second connecting position in the axial direction, at least part of the limiting ball (12) can be located in the ball abdicating groove (131), so that the limiting ball (12) can be completely withdrawn from the connecting mounting hole (111).

2. The quick-release connector according to claim 1, wherein the maximum radial depth of the ball relief groove (131) is located between the two ends of the ball relief groove (131) in the axial direction, and when the limit sleeve (13) slides to any limit position relative to the connection sleeve (11), the limit sleeve (13) is in the first connection position in the axial direction.

3. The quick-release connector according to claim 1, further comprising a connecting elastic member (14), wherein one end of the connecting elastic member (14) abuts against or is connected to the connecting sleeve (11), and the other end abuts against or is connected to the limiting sleeve (13), so as to maintain the limiting sleeve (13) at the first connecting position in the axial direction.

4. The quick-release connector according to claim 3, wherein the connecting elastic member (14) is a compression spring, and the connecting elastic member (14) is sleeved on the connecting sleeve (11) and the limiting sleeve (13).

5. The quick-release connector according to claim 1, wherein the bore diameter of the inner opening of the ball hole (112) is smaller than that of the outer opening, and the outer diameter of the limiting ball (12) is larger than that of the inner opening of the ball hole (112).

6. The quick-release connector according to claim 1, wherein a first end of the connecting sleeve (11) is provided with a limiting step (113), a second end of the connecting sleeve (11) is provided with a connecting limiting ring (15), the limiting sleeve (13) is slidably disposed between the limiting step (113) and the connecting limiting ring (15), and the connecting limiting ring (15) is detachably connected with the connecting sleeve (11).

7. Quick release connector according to any one of claims 1 to 6, wherein the second end of the connecting sleeve (11) is provided with a positioning slot (114) for cooperating with a positioning post (28) on the clamping head (2) to limit the mounting position of the clamping head (2).

8. A card assembly, comprising:

a quick release connector (1) according to any one of claims 1 to 7; and

the clamping head (2) is inserted into the connecting and mounting hole (111).

9. Insert device according to claim 8, characterized in that the outer circumference of the gripping head (2) is provided with an annular stop groove (27), into which stop groove (27) the stop ball (12) can extend to limit the axial movement of the gripping head (2) relative to the connecting sleeve (11).

10. An insert device according to claim 9, wherein the cross-sectional shape of the retainer groove (27) is a trumpet shape or a trapezoid shape with a large end facing outward.