CN215036672U

CN215036672U - Locking device

Info

Publication number: CN215036672U
Application number: CN202023193195.6U
Authority: CN
Inventors: 马海峰; 曹成名; 龚榆; 周宸谋
Original assignee: Shenzhenshi Yuzhan Precision Technology Co Ltd
Current assignee: Fulian Yuzhan Technology Shenzhen Co Ltd
Priority date: 2020-12-27
Filing date: 2020-12-27
Publication date: 2021-12-07
Anticipated expiration: 2030-12-27

Abstract

The application provides a locking device, which comprises a positioning part, a locking mechanism and a driving mechanism, wherein the positioning part comprises a bearing part and a hollow positioning part, the bearing part protrudes out of the positioning part to bear a workpiece, the positioning part is matched with an inner cavity of the workpiece, and a hollow area of the positioning part forms an accommodating space; the locking mechanism comprises a first sliding block and a second sliding block which are movably arranged in the accommodating space; the driving mechanism is rotatably arranged in the accommodating space and connected with the first sliding block and the second sliding block, and is used for driving the first sliding block and the second sliding block to move towards the direction close to or far away from the inner wall of the positioning piece respectively so as to fasten or loosen the workpiece. The locking device can tightly support or loosen the workpiece only by rotating the driving mechanism, and the positioning piece, the locking mechanism and the driving mechanism are designed into a whole, so that the workpiece can be assembled and disassembled without matching a plurality of different devices in the assembling and disassembling process, and the process flow is simplified.

Description

Locking device

Technical Field

The present disclosure relates to mechanical devices, and particularly to a locking device.

Background

In the manufacturing and processing process of the product, the product needs to be disassembled and assembled at the designated part of the jig. The existing dismounting products usually need to combine a plurality of jigs such as a feeding jig, a dismounting jig and a body tray to realize the dismounting action of the products, so that the problems of high manufacturing cost of equipment and complex process of dismounting the products occur.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a locking device with simple assembly and disassembly processes and low manufacturing cost.

An embodiment of the present application provides a locking device, which includes a positioning member, a locking mechanism, and a driving mechanism. The positioning piece is used for positioning a workpiece and comprises a bearing part and a hollow positioning part, the bearing part protrudes out of the positioning part to bear the workpiece, the positioning part is matched with an inner cavity of the workpiece, and a hollow area of the positioning part forms an accommodating space; the locking device further comprises: the locking mechanism comprises a first sliding block and a second sliding block which are movably arranged in the accommodating space; the driving mechanism is rotatably arranged in the accommodating space and connected with the first sliding block and the second sliding block, and is used for driving the first sliding block and the second sliding block to move towards the direction close to or far away from the inner wall of the positioning piece respectively, and the inner wall of the workpiece is fastened or loosened through abutting.

In at least one embodiment of the present application, the locking mechanism further includes a third sliding block, the third sliding block is movably disposed in the accommodating space and is disposed opposite to the first sliding block, and the third sliding block is connected to the driving mechanism and is configured to cooperate with the first sliding block and the second sliding block to fasten or unfasten the workpiece under the driving of the driving mechanism.

In at least one embodiment of the present application, the locking mechanism further includes a supporting member, the supporting member is fixed at one end of the second sliding block, which extends out of the positioning member, a supporting surface is arranged at one end of the supporting member, which deviates from the second sliding block, and the supporting member supports the workpiece on the supporting surface.

In at least one embodiment of the present application, the locking mechanism further includes a plurality of fastening members, the first slider and the third slider are provided with a sliding groove, and the plurality of fastening members are movably connected to the sliding groove.

In at least one embodiment of the present application, the fastener has an inclined surface and a top support surface connected to the inclined surface, and a workpiece can be supported on the inclined surface and the top support surface.

In at least one embodiment of this application, actuating mechanism is including rotating piece, connecting piece and driving piece, it locates to rotate the piece in the accommodation space and connect first slider, the second slider with the third slider, connecting piece one end is fixed in rotate piece intermediate position department, the other end is fixed in on the driving piece.

In at least one embodiment of this application, three bar hole has been seted up to the rotation piece, and three the bar hole is from keeping away from a side direction of connecting piece is close to connecting piece one side sets up, first slider the second slider with be equipped with the erection column on the third slider, the erection column stretches into in the bar hole, and can be in the downthehole removal of bar.

In at least one embodiment of the present application, a supporting column is disposed on the connecting member, the driving member is provided with a first mounting hole and a second mounting hole which are communicated with each other, the connecting member is disposed in the first mounting hole, and the supporting column is disposed in the second mounting hole.

In at least one embodiment of this application, locking device still includes guide and from the locking part, the guide is fixed in on the setting element, and locate in the accommodation space, from the locking part locate on the guide, a plurality of from the locked groove has been seted up to the driving piece, from the locking part locate one from the locked inslot, and can be a plurality of switch between the locked groove.

In at least one embodiment of the present application, the guide member is provided with a first guide groove, a second guide groove, and a third guide groove, the first slider is movably disposed in the first guide groove, the second slider is movably disposed in the second guide groove, and the third slider is movably disposed in the third guide groove.

The locking device is used for positioning the workpiece and placing the workpiece on the positioning piece, and the first sliding block and the second sliding block move towards the direction close to or far away from the inner wall of the positioning piece in the accommodating space by rotating the driving mechanism so as to abut against the inner wall of the workpiece to tightly support and position the workpiece. The workpiece can be tightly supported or loosened only by rotating the driving mechanism, and the positioning piece, the locking mechanism and the driving mechanism are designed into a whole, so that the workpiece can be assembled and disassembled without matching a plurality of different devices in the assembling and disassembling process, and the process flow is simplified.

Drawings

Fig. 1 is a perspective view of a first view angle of a locking device according to an embodiment.

Fig. 2 is a perspective view of a second view angle of the locking device according to an embodiment.

Fig. 3 is a perspective view of the first slider shown in fig. 1.

Fig. 4 is an exploded view of the drive mechanism and guide shown in fig. 1.

Fig. 5 is a perspective view of the driving member shown in fig. 4.

Fig. 6 is a perspective view of the guide member shown in fig. 4.

Description of the main elements

Locking device 100

Positioning element 10

Bearing part 11

Positioning part 12

Accommodation space 121

Through groove 122

Locking mechanism 20

First slider 21

Second slider 22

Projection 20a

Third slider 23

Slide grooves

21b, 22b, 23b

Mounting posts

21c, 22c, 23c

Sliding groove 21d

First elastic member 231

Holding piece 24

Abutting surface 24a

Fastener 25

Inclined surface 25a

Top support surface 25b

Second elastic member 26

Drive mechanism 30

Rotating member 31

Strip-shaped hole 311

Connecting piece 32

Support column 321

Driving member 33

First mounting hole 331

Second mounting hole 332

Self-locking slot 333

Guide member 40

First guide groove 41

Second guide groove 42

Third guide groove 43

Self-locking piece 50

Detailed Description

The embodiments of the present application will be described in conjunction with the drawings in the embodiments of the present application, and it is to be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

It will be understood that 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. When an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. The terms "top," "bottom," "upper," "lower," "left," "right," "front," "rear," and the like as used herein are for illustrative purposes only.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Fig. 1 is a perspective view illustrating a first view angle of a locking device 100 according to an embodiment of the present disclosure, referring to fig. 1, the locking device 100 includes a positioning member 10, a locking mechanism 20, and a driving mechanism 30. The positioning member 10 is used for positioning a workpiece (not shown), the positioning member 10 includes a bearing portion 11 and a hollow positioning portion 12, the bearing portion 11 protrudes from the positioning portion 12 to bear the workpiece, the positioning portion 12 is adapted to an inner cavity of the workpiece, and a hollow area of the positioning portion 12 forms an accommodating space 121; the locking device 100 further includes: the locking mechanism 20 includes a first slider 21 and a second slider 22 movably disposed in the accommodating space 121; the driving mechanism 30 is rotatably disposed in the accommodating space 121 and connected to the first slider 21 and the second slider 22, so as to drive the first slider 21 and the second slider 22 to move towards a direction close to or away from an inner wall surface of the positioning member 10, respectively, and fasten or loosen the workpiece by abutting against the inner wall surface of the workpiece.

According to the scheme, the positioning piece 10, the locking mechanism 20 and the driving mechanism 30 are integrally arranged, so that when a workpiece is dismounted, the workpiece and the positioning piece 10 can be fixed and separated only by rotating the driving mechanism 30, the process flow of workpiece manufacturing is simplified, and the working efficiency is improved. The condition that the workpiece can be assembled and disassembled only by matching with a plurality of external devices is avoided, and the use of the devices is reduced so as to reduce the manufacturing cost.

The workpiece is a product or a part that can be sleeved on the outer surface of the positioning member 10. In one embodiment, the workpiece is a frame structure, but obviously, the workpiece is not limited to the frame structure, and in other embodiments, the workpiece can also be a structure with through holes.

In order to fix and position a specific workpiece on the positioning member 10, in an embodiment, the bearing portion 11 has a substantially rectangular block-shaped structure, so that when the workpiece is placed on the positioning member 10, the bearing portion 11 abuts against an inner wall surface of the workpiece to fix the workpiece primarily. It is understood that the shape of the bearing part 11 is not limited thereto, and as in another embodiment, the bearing part 11 is also a cylinder or the like.

In order to adapt to different workpieces, in one embodiment, the positioning portion 12 is a substantially hollow rectangular frame, and the workpiece is sleeved on the positioning portion 12. It is to be understood that the shape of the positioning portion 12 is not limited thereto, but needs to conform to the shape of the workpiece. In another embodiment, if the workpiece has a triangular frame structure, the positioning portion 12 has a triangular structure, and the size of the positioning portion 12 is adapted to the size of the workpiece.

In order to facilitate the locking mechanism 20 to extend out of the positioning portion 12 to abut against the inner wall surface of the workpiece, a through groove 122 is formed on the positioning portion 12. It should be noted that the shape of the through slot 122 is adapted to the shape of the portion of the locking device 100 extending out of the positioning portion 12, and changes with the shape of the portion of the locking device 100 extending out of the positioning portion 12.

Fig. 2 is a perspective view of a second view of the locking device 100 in an embodiment, please refer to fig. 1 and fig. 2, in order to further improve the stability of the connection between the workpiece and the positioning element 10, the locking mechanism 20 further includes a third sliding block 23. The third slide block 23 is movably disposed in the accommodating space 121 and disposed opposite to the first slide block 21, and the third slide block 23 is connected to the driving mechanism 30 to cooperate with the first slide block 21 and the second slide block 22 to support and position the workpiece on the positioning member 10.

In order to facilitate the first slider 21 and the second slider 22 to extend out of the positioning portion 12 to abut against the inner wall surface of the workpiece, the first slider and the third slider 23 are provided with protrusions 20a, and the protrusions 20a are arranged corresponding to the through grooves 122. When the locking device 100 tightly supports the workpiece, the driving mechanism 30 drives the first slider 21 and the third slider 23 to rotate so that the protrusion 20a extends out of the through slot 122 and abuts against the inner wall of the workpiece, so as to tightly support and position the workpiece on the positioning member 10.

In order to restore the first, second and

third sliders

21, 22 and 23 after the driving mechanism 30 is rotated, sliding grooves (21b, 22b and 23b) are formed on the first, second and

third sliders

21, 22 and 23, mounting posts (21c, 22c and 23c) are formed on the first, second and

third sliders

21, 22 and 23, a plurality of first elastic members 231 are provided in the sliding grooves (21b, 22b and 23b), and two ends of the first elastic member 231 respectively abut against the sliding grooves (21b, 22b and 23b) and the corresponding mounting posts (21c, 22c and 23c), so that after the driving mechanism 30 is rotated, the first, second and

third sliders

21, 22 and 23 are pushed to move away from the workpiece under the elastic force of the first elastic member 231, and the workpiece is loosened.

In an embodiment, the first elastic member 231 is a spring, but obviously, the invention is not limited thereto, and the first elastic member 231 may also be another elastically stretchable structure.

To further brace the workpiece in place on the fixture 10, the locking mechanism 20 further includes a retainer 24. The abutting piece 24 is fixed at one end of the second slider 22 extending out of the positioning piece 10, an abutting surface 24a is arranged at one end of the abutting piece 24 departing from the second slider 22, and the abutting piece 24 abuts against the inner wall surface of the workpiece to fix the workpiece. In one embodiment, the retaining member 24 can extend a distance of 2.5mm relative to the positioning member 10 for positioning a particular workpiece on the positioning member 10, but obviously is not limited thereto, and in another embodiment, the retaining member 24 can extend a distance of 2.1mm, 2.2m m, 2.3mm, 2.4mm, 2.6mm, 2.7mm, etc. relative to the positioning member 10.

In one embodiment, the retaining member 24 is a substantially rectangular block-shaped structure, but obviously, the invention is not limited thereto, and as in another embodiment, the retaining member 24 may also be an arc-shaped crescent structure.

Fig. 3 is a perspective view of the first slide block 21 shown in fig. 1, and referring to fig. 3, in order to position the workpiece on the positioning member 10 in the vertical direction, the locking mechanism 20 further includes a plurality of fastening members 25. The first slide block 21 and the third slide block 23 are provided with a sliding groove 21d, and the plurality of fasteners 25 are movably connected in the sliding groove 21 d. When the workpiece is positioned on the positioning member 10 in the vertical direction, the driving mechanism 30 rotates to push the first slider 21 and the third slider 23 out of the positioning member 10, and at this time, the fastening member 25 extends out of the through groove 122 to abut against the workpiece and fix the workpiece at a designated height.

To facilitate the fastener 25 pushing and positioning the workpiece at a given height, the fastener 25 has a sloped surface 25a and a top-support surface 25b connected to the sloped surface 25 a. During the process that the fastener 25 pushes the workpiece to move and fixes the workpiece at a designated height, the driving mechanism 30 pushes the inclined surface 25a on the fastener 25 to contact the workpiece and move the workpiece on the inclined surface 25a along with the movement of the fastener 25 until the workpiece contacts the top support surface 25b to be supported on the top support surface 25 b.

To cushion the fastener 25 and prevent the fastener 25 from damaging the workpiece during movement, the locking mechanism 20 includes a second resilient member 26. The second elastic member 26 abuts against the sliding slot 21d and the fastening member 25, so that the fastening member 25 can move along the contraction direction of the second elastic member 26 when the fastening member 25 abuts against the workpiece.

In one embodiment, the second elastic member 26 is a spring, but obviously, the invention is not limited thereto, and the second elastic member 26 may also be other elastically stretchable structures.

Fig. 4 is an exploded view of the driving mechanism 30 and the guide member 40 shown in fig. 1, and in order to move the first slider 21, the second slider 22 and the third slider 23 by rotating the driving mechanism 30, the driving mechanism 30 includes a rotating member 31, a connecting member 32 and a driving member 33. The rotating member 31 is disposed in the accommodating space 121 and is connected to the first slider 21, the second slider 22 and the third slider 23. The connecting member 32 has one end fixed to the rotation member 31 at a middle position and the other end extending out of the guide member 40 and fixed to the driving member 33.

In one embodiment, the rotating member 31 is a disc structure, but obviously not limited thereto, and in another embodiment, the rotating member 31 may also be a block structure with a square shape, etc.

In one embodiment, the connecting member 32 is a cylindrical rod structure, but obviously is not limited thereto, and as in another embodiment, the connecting member 32 may also be a rectangular rod structure or the like.

In one embodiment, the driving member 33 is a handle, but obviously, the invention is not limited thereto, and any structure can be used to connect the connecting member 32 and drive the connecting member 32 to rotate. The driving member 33 and the guiding member 40 can also be used for preliminary positioning of a workpiece, such as a middle frame assembly including a through hole for the driving member 33 to fit, so as to make the positioning more accurate.

In order to facilitate driving the first slider 21, the second slider 22 and the third slider 23 to move along the direction close to or away from the workpiece, the rotating member 31 is provided with three strip-shaped holes 311. The three strip-shaped holes 311 are arranged from the side far away from the connecting piece 32 to the side close to the connecting piece 32, and the mounting posts (21c, 22c and 23c) on the first sliding block 21, the second sliding block 22 and the third sliding block 23 extend into the three strip-shaped holes 311 and can move in the three strip-shaped holes 311 under the driving of the rotating piece 31.

Fig. 5 is a schematic perspective view of the driving member 33 shown in fig. 4, and referring to fig. 4 and fig. 5, in order to fix the connecting member 32 on the driving member 33, so that the driving member 33 can drive the connecting member 32 to rotate, the connecting member 32 is provided with a supporting column 321. The driving member 33 is provided with a first mounting hole 331 and a second mounting hole 332 which are mutually communicated, the connecting member 32 is disposed in the first mounting hole 331, and the abutting column 321 is disposed in the second mounting hole 332, so that when the driving member 33 rotates, the inner wall of the second mounting hole 332 pushes the abutting column 321 to rotate, thereby driving the connecting member 32 to rotate along with the driving member 33.

In order to rotate the driving member 33 by a predetermined angle to drive the first sliding block 21, the second sliding block 22 and the third sliding block 23 to move toward the inner wall of the workpiece to a predetermined distance, so as to tighten and position the workpiece, the locking device 100 further includes a self-locking member 50. The locking member 50 is disposed on the guiding member 40, the driving member 33 is disposed with a plurality of locking slots 333, the locking member 50 is disposed in one of the locking slots 333, and when the driving member 33 rotates, the locking member 50 can be switched in the plurality of locking slots 333 to fix the driving member 33 at a designated position.

In one embodiment, the number of the self-locking slots 333 is two, and two self-locking slots 333 are disposed on the driving member 33 at 90 degrees. It is understood that the number and the arrangement angle of the self-locking grooves 333 are not limited thereto, and as another embodiment, the number of the self-locking pieces 50 may be three, four, five, etc., and the angle of every two self-locking grooves 333 may be determined according to the angle to be rotated by the driving piece 33.

Fig. 6 is a perspective view of the guide 40 shown in fig. 4, please refer to fig. 1, fig. 2 and fig. 6, in order to facilitate the sliding of the first slider 21, the second slider 22 and the third slider 23 on the positioning member 10, the locking device 100 further includes the guide 40. The guiding element 40 is detachably connected to the positioning element 10, can be covered on the positioning element 10, and can also be arranged in the accommodating space 121, and the guiding element 40 is provided with a first guiding groove 41, a second guiding groove and a third guiding groove 43. The first slider 21 is movably disposed in the first guide groove 41, the second slider 22 is movably disposed in the second guide groove, and the third slider 23 is movably disposed in the third guide groove 43.

The operation flow of one specific embodiment of the present application is as follows: during operation, a workpiece is firstly sleeved on the bearing part 11 for preliminary positioning. The driving member 33 is operated, the driving member 33 drives the connecting member 32 to rotate, and the connecting member 32 drives the rotating member 31 to rotate, so that the first sliding block 21, the second sliding block 22 and the third sliding block 23 move in the strip-shaped hole 311 on the rotating member 31, and the protrusions 20a on the first sliding block 21, the second sliding block 22 and the third sliding block 23 extend out of the through groove 122 and abut against the inner wall of the workpiece, so as to tightly support and position the workpiece along the horizontal direction.

At this time, the fastener 25 protrudes out of the through groove 122 simultaneously with the protrusion 20a until the fastener 25 contacts the inner wall of the workpiece, and the fastener 25 moves in the compression direction of the second elastic member 26. As the fastener 25 is progressively extended out of the channel 122, the workpiece moves over the inclined surface 25a of the fastener 25 until it abuts against the abutment surface 25b on the fastener 25 to define the position of the workpiece in the vertical direction. Thereby supporting the workpiece at the designated position to be processed.

The locking device 100 is provided to position the workpiece on the positioning member 10, and rotate the driving mechanism 30 to move the first slider 21 and the second slider 22 in the accommodating space 121 toward or away from the inner wall of the positioning member 10, so as to abut against the inner wall of the workpiece to position the workpiece. The workpiece can be tightly supported or loosened only by rotating the driving mechanism 30, and the positioning piece 10, the locking mechanism 20 and the driving mechanism 30 are designed into a whole, so that the workpiece can be assembled and disassembled without using a plurality of different devices in the assembling and disassembling process, and the process flow is simplified.

In addition, those skilled in the art should realize that the above embodiments are illustrative only and not limiting to the present application, and that suitable changes and modifications to the above embodiments are within the scope of the disclosure of the present application as long as they are within the true spirit and scope of the present application.

Claims

1. A locking device comprises a positioning piece used for positioning a workpiece, and is characterized in that,

the positioning piece comprises a bearing part and a hollow positioning part, the bearing part protrudes out of the positioning part to bear the workpiece, the positioning part is matched with the inner cavity of the workpiece, and a hollow area of the positioning part forms an accommodating space; the locking device further comprises:

the locking mechanism comprises a first sliding block and a second sliding block which are movably arranged in the accommodating space;

and the driving mechanism is rotationally arranged in the accommodating space and is connected with the first sliding block and the second sliding block, and is used for driving the first sliding block and the second sliding block to move towards the direction close to or far away from the inner wall of the positioning piece respectively, and the workpieces are fastened or loosened by abutting against the inner wall of the workpieces.

2. The locking device as claimed in claim 1, wherein the locking mechanism further includes a third block movably disposed in the receiving space and opposite to the first block, the third block being connected to the driving mechanism and configured to cooperate with the first block and the second block to fasten or unfasten the workpiece under the driving of the driving mechanism.

3. The locking device according to claim 1, wherein the locking mechanism further comprises a holding member, the holding member is fixed to an end of the second slider that extends out of the positioning member, an end of the holding member that is away from the second slider is provided with a holding surface, and the holding surface can hold an inner wall surface of the workpiece.

4. The locking device as claimed in claim 2, wherein the locking mechanism further comprises a plurality of fastening members, the first slider and the third slider are provided with sliding grooves, and the fastening members are movably connected to the sliding grooves.

5. The locking device of claim 4, wherein the fastener has a bevel and a top support surface connected to the bevel, and the workpiece is supported against the bevel and the top support surface.

6. The locking device as claimed in claim 2, wherein the driving mechanism includes a rotating member, a connecting member and a driving member, the rotating member is disposed in the accommodating space and connected to the first slider, the second slider and the third slider, one end of the connecting member is fixed to a middle position of the rotating member, and the other end of the connecting member is fixed to the driving member.

7. The locking device as claimed in claim 6, wherein the rotating member defines three bar-shaped holes, the three bar-shaped holes are disposed from a side away from the connecting member to a side close to the connecting member, the first slider, the second slider and the third slider are provided with mounting posts, and the mounting posts extend into the bar-shaped holes and are movable in the bar-shaped holes.

8. The locking device as claimed in claim 6, wherein the connecting member has a retaining post thereon, the driving member has a first mounting hole and a second mounting hole, the first mounting hole and the second mounting hole are communicated with each other, the connecting member is disposed in the first mounting hole, and the retaining post is disposed in the second mounting hole.

9. The locking device as claimed in claim 7, further comprising a guiding member and a self-locking member, wherein the guiding member is fixed to the positioning member and disposed in the accommodating space, the self-locking member is disposed on the guiding member, the driving member has a plurality of self-locking grooves, and the self-locking member is disposed in one of the self-locking grooves and can be switched between the plurality of self-locking grooves.

10. A locking device as claimed in claim 9, wherein the guide member has a first guide slot, a second guide slot and a third guide slot, the first block is movably disposed in the first guide slot, the second block is movably disposed in the second guide slot, and the third block is movably disposed in the third guide slot.