CN216913550U

CN216913550U - Self-adaptive flexible clamp

Info

Publication number: CN216913550U
Application number: CN202220483695.3U
Authority: CN
Inventors: 李洋; 张亚丽
Original assignee: Leshan Normal University
Current assignee: Leshan Normal University
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-07-08
Anticipated expiration: 2032-03-04

Abstract

The application discloses self-adaptation flexible clamp, including first casing, mount pad and second casing, first casing and second casing pass through fixed knot to be constructed and connect. But through spacing lid and clamping screw's detachable fraction design, the convenience is dismantled the connecting rod from the fixed plate, but the detachable fraction design of rethread sliding connection piece and connecting rod, can take off the spring alone and change, avoid reducing because of spring elastic restoring force and lead to the anchor clamps centre gripping unstable inadequately, but detachable fraction design through first casing and second casing, the convenience is with the second casing split from first casing, and connect the cardboard, connecting groove and sealed pad cooperation, guarantee the inside leakproofness of first casing and second casing, avoid debris to get into and influence the removal of sizing rod and connecting rod, adjustable design through removing the limiting plate, can adjust the distance between removal limiting plate and the fixed plate, thereby can adjust the moving range of sizing rod.

Description

Self-adaptive flexible clamp

Technical Field

The application relates to a clamp, in particular to a self-adaptive flexible clamp.

Background

The flexible clamp is the strain capacity of the clamp which can adapt to the change and be used continuously after the shape and the size of the workpiece are changed to a certain extent, can be used for processing various workpieces with irregular shapes, and is widely applied in the manufacturing industry.

Flexible fixture is when using, inside is provided with a plurality of movable shaping poles, be connected through elastic connection spare between shaping pole and the anchor clamps casing, when anchor clamps are close to irregular work piece, under elastic connection's effect, shaping pole can fully be relieved with the work piece, the centre gripping is stabilized to the work piece to the convenience, the spring is as the elastic connection spare commonly used, after long-term the use, it leads to partial shaping pole can't be sufficient and the work piece contact because of the reduction of elastic restoring force easily, thereby stability when reducing the anchor clamps centre gripping, and the unable independent change of spring in the traditional flexible fixture. Therefore, an adaptive flexible clamp is provided to solve the above problems.

Disclosure of Invention

The self-adaptive flexible clamp is provided in the embodiment, and is used for solving the problem that the spring inside the flexible clamp in the prior art cannot be independently replaced.

According to one aspect of the application, a self-adaptive flexible clamp is provided, and comprises a first shell, a mounting seat and a second shell, wherein the first shell and the second shell are connected through a fixing structure, and an adjusting structure is arranged inside the first shell; one side that the second casing is close to first casing is fixed with the fixed plate, the inside equidistance of second casing slides and is provided with the design pole, and the design pole extends to the inside one end of second casing and all is fixed with the connecting rod, every all symmetrical cover is equipped with sliding connection piece on the connecting rod, every two of group all the cover is equipped with the spring on the connecting rod between the sliding connection piece, and the spring both ends all fix on sliding connection piece, every the connecting rod runs through fixed plate and all is fixed with clamping screw to the inside one end of first casing, every all thread bush is equipped with spacing lid on the clamping screw, equidistantly on the fixed plate seted up a plurality ofly and connecting rod complex removal hole.

Further, the fixed knot constructs including connecting cardboard, connecting slot, sealed pad and fixing bolt, one side that the second casing is close to first casing is fixed with the connecting cardboard, first casing side open have with be connected cardboard complex connecting slot, it has sealed the pad to connect the cardboard to be close to one side glue of first casing, it is fixed through a plurality of fixing bolt between connecting cardboard and the first casing.

Further, adjust the structure including removing limiting plate, accommodate the lead screw and crank, the inside slip of first casing is provided with removes the limiting plate, and removes the limiting plate and be connected with accommodate the lead screw through the bearing near one side of mount pad, accommodate the lead screw passes through the screw hole and is connected with first casing and mount pad lateral wall, the one end that accommodate the lead screw extends to the mount pad outside is fixed with the crank.

Furthermore, a plurality of mounting holes are formed in the upper end and the lower end of the mounting seat at equal intervals, and the height of the crank is smaller than that between the upper mounting hole and the lower mounting hole.

Further, every the length of connecting rod all is greater than the length of the design pole in the second casing outside, every the length of spring all is greater than the length of connecting rod.

Furthermore, the diameter of the outer ring of each limiting cover is larger than that of the moving hole, and the diameters of the outer rings of the sliding connection block and the limiting cover are equal to that of the shaping rod.

Furthermore, each sliding connection block is internally provided with a through hole matched with the connecting rod, and the diameter of the outer ring of each sliding connection block is larger than that of the corresponding moving hole.

Furthermore, one side of each limiting cover, which is close to the mounting seat, is glued with a protective rubber pad, and the length of each fixing screw is greater than that of the limiting cover.

Furthermore, the connecting clamping plate and the connecting clamping groove are arranged in a shape of 'return' matched with each other, and thread grooves matched with the fixing bolts are formed in the first shell and the connecting clamping plate.

Further, the movable limiting plate is arranged to be a rectangle matched with the first shell, and the length of the adjusting screw rod is equal to that of the first shell.

Through the above-mentioned embodiment of this application, adopted removable formula connection structure, rotated spacing lid, can follow the inside pull-out of mount pad with connecting rod and design pole, take off sliding connection piece and spring from the connecting rod again, can change alone the inside spring of flexible fixture, solved the problem that the inside spring of current flexible fixture can't be changed alone, improved the life of flexible fixture, stability when guaranteeing the centre gripping of flexible fixture simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic cross-sectional elevation view of an embodiment of the present application;

FIG. 3 is a schematic front view of a styling rod configuration according to an embodiment of the present application;

FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to an embodiment of the present application;

fig. 5 is an enlarged schematic view of a structure at B in fig. 2 according to an embodiment of the present application.

In the figure: 1. a first housing; 2. a mounting seat; 3. a second housing; 4. a sizing rod; 5. a connecting rod; 6. a sliding connection block; 7. a spring; 8. a fixing plate; 9. moving the hole; 10. fixing the screw rod; 11. a limiting cover; 12. a protective rubber pad; 13. connecting a clamping plate; 14. a connecting clamping groove; 15. a gasket; 16. fixing the bolt; 17. moving the limiting plate; 18. adjusting a screw rod; 19. a crank handle.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

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.

Referring to fig. 1-5, a self-adaptive flexible fixture includes a first housing 1, a mounting base 2, and a second housing 3, where the first housing 1 and the second housing 3 are connected by a fixing structure, and an adjusting structure is disposed inside the first housing 1; a fixing plate 8 is fixed on one side of the second shell 3 close to the first shell 1, the inside of the second shell 3 is provided with the shaping rods 4 in an equidistant sliding way, and the ends of the shaping rods 4 extending into the second shell 3 are all fixed with connecting rods 5, each connecting rod 5 is symmetrically sleeved with a sliding connecting block 6, the connecting rod 5 between two sliding connecting blocks 6 in each group is sleeved with a spring 7, and both ends of the spring 7 are fixed on the sliding connection block 6, one end of each connecting rod 5 penetrating through the fixing plate 8 to the inside of the first shell 1 is fixed with a fixing screw 10, each fixing screw 10 is sleeved with a limit cover 11 through threads, the fixing plate 8 is equidistantly provided with a plurality of moving holes 9 matched with the connecting rods 5, due to the design that the spring 7 can be independently detached, the overhaul cost of the first shell 1 is reduced, the service life of the first shell 1 is prolonged, and meanwhile, the stability of the clamp during clamping is convenient to ensure;

the fixing structure comprises a connecting clamping plate 13, a connecting clamping groove 14, a sealing gasket 15 and a fixing bolt 16, wherein the connecting clamping plate 13 is fixed on one side of the second shell 3 close to the first shell 1, the connecting clamping groove 14 matched with the connecting clamping plate 13 is formed in the side edge of the first shell 1, the sealing gasket 15 is glued on one side of the connecting clamping plate 13 close to the first shell 1, the connecting clamping plate 13 and the first shell 1 are fixed through a plurality of fixing bolts 16, the second shell 3 is convenient to open through the detachable design of the first shell 1 and the second shell 3, the connecting clamping plate 13 is matched with the sealing gasket 15, and the sealing performance of the joint of the first shell 1 and the second shell 3 is ensured; the adjusting structure comprises a movable limiting plate 17, an adjusting screw rod 18 and a crank 19, the movable limiting plate 17 is arranged in the first shell 1 in a sliding mode, one side, close to the mounting seat 2, of the movable limiting plate 17 is connected with the adjusting screw rod 18 through a bearing, the adjusting screw rod 18 is connected with the first shell 1 and the side wall of the mounting seat 2 through a threaded hole, the crank 19 is fixed at one end, extending to the outer side of the mounting seat 2, of the adjusting screw rod 18, and through the adjustable design of the movable limiting plate 17, the movable range of the setting rod 4 can be adjusted conveniently, so that workpieces with different amplitude differences in appearance can be adapted, and the applicability of the first shell 1 is guaranteed;

a plurality of mounting holes are formed in the upper end and the lower end of the mounting seat 2 at equal intervals, and the height of the crank handle 19 is smaller than the height between the upper mounting hole and the lower mounting hole, so that the mounting seat 2 is convenient to mount, and the crank handle 19 is convenient to rotate; the length of each connecting rod 5 is greater than that of the shaping rod 4 on the outer side of the second shell 3, the length of each spring 7 is greater than that of the connecting rod 5, so that the shaping rods 4 can move normally, and the springs 7 are always in a compressed state on the connecting rods 5, so that the shaping rods 4 can be pushed by the restoring force of the springs 7 to be stably placed; the diameter of the outer ring of each limiting cover 11 is larger than that of the moving hole 9, the diameters of the outer rings of the sliding connecting block 6 and the limiting cover 11 are equal to that of the shaping rod 4, and the connecting rod 5 and the fixing screw 10 can only move in the fixing plate 8 through the limiting of the limiting cover 11, so that the connecting rod 5 is prevented from being separated from the fixing plate 8, the shaping rod 4 can be ensured to stably move in the second shell 3, and the sliding connecting block 6 and the limiting cover 11 are prevented from influencing the normal discharge of the shaping rod 4; a through hole matched with the connecting rod 5 is formed in each sliding connecting block 6, the diameter of the outer ring of each sliding connecting block 6 is larger than that of the moving hole 9, so that the sliding connecting blocks 6 can conveniently move on the connecting rods 5, and meanwhile, the sliding connecting blocks 6 are prevented from entering the moving holes 9; a protective rubber mat 12 is glued on one side, close to the mounting base 2, of each limiting cover 11, the length of each fixing screw 10 is larger than that of each limiting cover 11, direct impact force between each limiting cover 11 and the corresponding movable limiting plate 17 is reduced, and the limiting covers 11 can be firmly connected with the fixing screws 10; the connecting clamping plate 13 and the connecting clamping groove 14 are arranged in a mutually matched 'return' shape, threaded grooves matched with the fixing bolts 16 are formed in the first shell 1 and the connecting clamping plate 13, the connecting clamping plate 13 and the connecting clamping groove 14 can be conveniently clamped, and the connecting clamping plate 13 and the first shell 1 can be conveniently fixed through the fixing bolts 16; the movable limiting plate 17 is arranged to be a rectangle matched with the first shell 1, the length of the adjusting screw rod 18 is equal to that of the first shell 1, the movable limiting plate 17 is prevented from rotating along with the adjusting screw rod 18, and the movable limiting plate 17 can be driven by the adjusting screw rod 18 to move in the first shell 1.

When the fixing device is used, when the spring 7 needs to be replaced independently, the fixing bolt 16 is firstly screwed off from the first shell 1 one by one to release the fixation between the first shell 1 and the connecting clamping plate 13, then the mounting seat 2 is pulled to separate the first shell 1 from the second shell 3, then the limiting cover 11 corresponding to the spring 7 needing to be replaced is screwed to separate the limiting cover 11 from the fixing screw 10, at the moment, the limiting cover 11 releases the fixing screw 10, the shaping rod 4 is pulled to drive the connecting rod 5 to move out of the fixing plate 8, at the moment, the fixing plate 8 releases the limitation of the sliding connecting block 6, the sliding connecting block 6 and the spring 7 can be taken off from the connecting rod 5, then the new sliding connecting block 6 and the spring 7 are sleeved on the connecting rod 5, after the sleeving is completed, the connecting rod 5 is inserted into the fixing plate 8, and the fixing screw 10 penetrates through the fixing plate 8, twist spacing lid 11 to the clamping screw 10 of 8 sides of fixed plate on, can install connecting rod 5 inside second casing 3 again, insert inside connecting slot 14 with the connection cardboard 13 of 3 sides of second casing again, and twist fixing bolt 16 and move to first casing 1 and connect inside cardboard 13, can fix first casing 1 and mount pad 2 again, when needs adjust the home range of design pole 4, rotate crank 19, drive accommodate the lead screw 18 and rotate, under the effect of screw thread, it moves at the inside removal of first casing 1 to drive and remove limit board 17, can adjust the distance between removal limit board 17 and the fixed plate 8, thereby can adjust the home range of design pole 4.

The application has the advantages that:

1. the clamping device is simple to operate, the connecting rod 5 is convenient to detach from the fixing plate 8 through the detachable design of the limiting cover 11 and the fixing screw rod 10, and the spring 7 can be independently taken down for replacement through the detachable design of the sliding connecting block 6 and the connecting rod 5, so that the problem that the clamping of the clamp is not stable enough due to the reduction of the elastic restoring force of the spring 7 is avoided, and the service life of the clamp is prolonged;

2. the detachable type spring fixing device is reasonable in structure, the second shell 3 can be conveniently detached from the first shell 1 through the detachable design of the first shell 1 and the second shell 3, so that the spring 7 and the fixing rod 4 can be conveniently replaced, and the connecting clamping plate 13, the connecting clamping groove 14 and the sealing gasket 15 are matched, so that the sealing performance of the inner parts of the first shell 1 and the second shell 3 is ensured, and sundries are prevented from entering to influence the movement of the fixing rod 4 and the connecting rod 5;

3. this application is rational in infrastructure, and through the adjustable design of removing limiting plate 17, can adjust the distance between removal limiting plate 17 and the fixed plate 8 to this is adjusted the home range of spacing lid 11 between fixed plate 8 and removal limiting plate 17, thereby can adjust the home range of setting pole 4, is convenient for the work piece of centre gripping different shapes.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a flexible anchor clamps of self-adaptation which characterized in that: the device comprises a first shell (1), a mounting seat (2) and a second shell (3), wherein the first shell (1) and the second shell (3) are connected through a fixing structure, and an adjusting structure is arranged in the first shell (1); a fixed plate (8) is fixed on one side of the second shell (3) close to the first shell (1), the inside of the second shell (3) is provided with shaping rods (4) in an equidistant sliding manner, and the end of the shaping rod (4) extending into the second shell (3) is fixed with connecting rods (5), each connecting rod (5) is symmetrically sleeved with a sliding connecting block (6), the connecting rod (5) between two sliding connecting blocks (6) in each group is sleeved with a spring (7), and both ends of the spring (7) are fixed on the sliding connecting block (6), a fixing screw (10) is fixed at one end of each connecting rod (5) penetrating through the fixing plate (8) to the inside of the first shell (1), a limiting cover (11) is sleeved on each fixing screw (10) in a threaded manner, a plurality of moving holes (9) matched with the connecting rods (5) are formed in the fixing plate (8) at equal intervals.

2. An adaptive flexible clamp according to claim 1, wherein: the fixing structure comprises a connecting clamping plate (13), a connecting clamping groove (14), a sealing gasket (15) and fixing bolts (16), wherein the connecting clamping plate (13) is fixed on one side, close to the first shell (1), of the second shell (3), the connecting clamping plate (14) matched with the connecting clamping plate (13) is arranged on the side edge of the first shell (1), the sealing gasket (15) is glued on one side, close to the first shell (1), of the connecting clamping plate (13), and the connecting clamping plate (13) and the first shell (1) are fixed through the fixing bolts (16).

3. An adaptive flexible clamp according to claim 1, wherein: the adjusting structure comprises a movable limiting plate (17), an adjusting screw rod (18) and a crank (19), the movable limiting plate (17) is arranged inside the first shell (1) in a sliding mode, one side, close to the mounting seat (2), of the movable limiting plate (17) is connected with the adjusting screw rod (18) through a bearing, the adjusting screw rod (18) is connected with the side wall of the first shell (1) and the side wall of the mounting seat (2) through threaded holes, and the crank (19) is fixed to one end, extending to the outer side of the mounting seat (2), of the adjusting screw rod (18).

4. An adaptive flexible clamp according to claim 3, wherein: a plurality of mounting holes are formed in the upper end and the lower end of the mounting seat (2) at equal intervals, and the height of the crank (19) is smaller than the height between the upper mounting hole and the lower mounting hole.

5. An adaptive flexible clamp according to claim 1, wherein: the length of each connecting rod (5) is larger than that of the shaping rod (4) on the outer side of the second shell (3), and the length of each spring (7) is larger than that of the connecting rod (5).

6. An adaptive flexible clamp according to claim 1, wherein: the diameter of the outer ring of each limiting cover (11) is larger than that of the moving hole (9), and the diameters of the outer rings of the sliding connection block (6) and the limiting covers (11) are equal to that of the shaping rod (4).

7. An adaptive flexible clamp according to claim 1, wherein: every sliding connection piece (6) inside all seted up with connecting rod (5) complex through-hole, sliding connection piece's (6) outer lane diameter all is greater than the diameter of removal hole (9).

8. An adaptive flexible clamp according to claim 1, wherein: one side of each limiting cover (11) close to the mounting base (2) is glued with a protective rubber pad (12), and the length of each fixing screw (10) is larger than that of the limiting cover (11).

9. An adaptive flexible clamp according to claim 2, wherein: the connecting clamping plate (13) and the connecting clamping groove (14) are arranged in a shape of 'return' matched with each other, and thread grooves matched with the fixing bolts (16) are formed in the first shell (1) and the connecting clamping plate (13).

10. An adaptive flexible clamp according to claim 3, wherein: the movable limiting plate (17) is arranged to be a rectangle matched with the first shell (1), and the length of the adjusting screw rod (18) is equal to that of the first shell (1).