CN207309167U - Clamp device - Google Patents

Abstract

The utility model discloses a kind of clamp device, wherein, which includes feeding collet, and the feeding collet includes cylinder and two clamping parts for being connected to described cylinder one end, two clamping parts are oppositely arranged and form accommodation space, and the pilot hole for connecting the accommodation space is offered in the cylinder；The pilot hole is stretched into pilot pin, described pilot pin one end；Driving device, the driving device are connected with the pilot pin, and the driving device drives the pilot pin in being slided in pilot hole；When gripping the connector, two clamping parts clamp the opposite sides of the connector, and the driving device drives the pilot pin to connector slip and the through hole of connector described in partial insertion.Technical solutions of the utility model enhance the stability of clamp device gripping connector, simplify structure, improve work efficiency.

Description

Clamp device

Technical field

A kind of fixture is the utility model is related to, more particularly to a kind of clamp device.

Background technology

In the prior art, clamp device is positioned using center stud, or two sides of clamping stud are positioned, and are gripped Success rate is not high, and it is unstable to grip position, improves production cost.

Utility model content

The main purpose of the utility model is to provide a kind of clamp device, it is intended to realizes what clamp device positioned connector Function is gripped, clamp device gripping connector stability is enhanced, improves work efficiency.

To achieve the above object, the utility model proposes clamp device, for gripping the connector with through hole, it is special Sign is that the clamp device includes：Feeding collet, the feeding collet include cylinder and are connected to the two of described cylinder one end Clamping part, two clamping parts are oppositely arranged and form accommodation space, and the guiding for connecting the accommodation space is offered in the cylinder Hole；The pilot hole is stretched into pilot pin, described pilot pin one end；Driving device, the driving device are connected with the pilot pin, The driving device drives the pilot pin in being slided in pilot hole；When gripping the connector, described in the clamping of two clamping parts The opposite sides of connector, the driving device drive the pilot pin to slide connection described in simultaneously partial insertion to the connector The through hole of part.

Alternatively, the pilot pin includes mounting portion and the plug division being connected, the diameter and connector of the plug division Through-hole diameter be adapted, the mounting portion is fixedly connected with the driving device.

Alternatively, the one end of the plug division away from mounting portion is formed with sphere.

Alternatively, the one end of the mounting portion away from plug division sets engaging lug, and the engaging lug is offered to be filled with driving Put the mounting hole of cooperation.

Alternatively, the cylinder is to limiting section has been extended to form between two clamping parts, and the pilot hole is through described Limiting section, the limiting section is with clamping part formed with gap, and when gripping the connector, the limiting section abuts the connection Part is towards one end of the cylinder.

Alternatively, the free end that the one end of the clamping part away from the cylinder is clamping part, two clamping parts are defined The opposite inner side in free end be convexly equipped with the first convex block, when gripping the connector, first convex block abuts connector Outer surface.

Alternatively, the opposite inner side of two clamping parts is additionally provided with the second convex block, second convex block and described first convex Block gap sets and is in contact close to the limiting section, second convex block with the outer wall of the connector.

Alternatively, the side of first convex block away from the limiting section is formed with the first guiding surface.

Alternatively, the side of second convex block away from the limiting section is formed with the second guiding surface.

Alternatively, which further includes elevating mechanism, and the driving device and the feeding collet are both secured to institute Elevating mechanism is stated, the elevating mechanism drives the extracting jaw head rest close or remote from the connector.

Technical solutions of the utility model are by using pilot pin, when gripping the connector, driving device driving positioning The pilot hole of pin towards connector slides, and drives pilot pin to stretch into the pilot hole of connector, and then pilot pin defines connection The position of part, the opposite sides of two clamping part holding attachments of feeding collet so that connector is contained in accommodation space, and It is motionless with respect to feeding collet, realize to connector positioning function, enhance feeding collet gripping connector stability, improve Work efficiency, simplifies the structure of clamp device.

Brief description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.

Fig. 1 is one example structure schematic diagram of the utility model clamp device；

Fig. 2 is the decomposition diagram of clamp device；

Fig. 3 is enlarged drawing at V in Fig. 2；

Structure diagram when Fig. 4 is the utility model feeding collet and pilot pin clamping welding screw；

Fig. 5 is the top view of Fig. 4；

Fig. 6 is along A-A directions sectional view in Fig. 5；

Fig. 7 is the structure diagram of feeding collet；

Fig. 8 is enlarged drawing at VI in Fig. 7；

Fig. 9 is the structure diagram of pilot pin；

Figure 10 is the structure diagram of stud.

Drawing reference numeral explanation：

Label	Title	Label	Title
				100	Clamp device	3	Pilot pin
1	Feeding collet	30	Mounting portion
				10	Cylinder	31	Plug division
101	Pilot hole	311	Step surface
				11	Clamping part	312	Engaging lug
111	Accommodation space	3121	Mounting hole
				12	First convex block	5	Elevating mechanism
121	First guiding surface	7	L-type side frame
				13	Second convex block	200	Welding screw
131	Second guiding surface	21	Screw rod
				14	Limiting section	211	Through hole
15	Gap	22	Welding helmet

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower all other embodiments obtained, shall fall within the protection scope of the present invention.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each component, motion conditions etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In the utility model, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can mechanically connect, also may be used Be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements Or the interaction relationship of two elements, unless otherwise restricted clearly.For the ordinary skill in the art, can be with Concrete meaning of the above-mentioned term in the utility model is understood as the case may be.

In addition, and it cannot be managed in the utility model such as relating to the description of " first ", " second " etc. is only used for description purpose Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the skill between each embodiment Art scheme can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when technical solution It will be understood that the combination of this technical solution is not present with reference to there is conflicting or can not realize when, also not in the utility model It is required that protection domain within.

The utility model proposes a kind of feeding device.

In the utility model embodiment, incorporated by reference to reference to Fig. 1 and Fig. 4, the feeding device, has through hole for gripping 211 connector, it is characterised in that the clamp device 100 includes：Feeding collet 1, feeding collet 1 include cylinder 10 and connect Two clamping parts 11 of 10 one end of cylinder are connected to, two clamping parts 11 are oppositely arranged and form accommodation space 111, offered in cylinder 10 Connect the pilot hole 101 of accommodation space 111；Pilot hole 101 is stretched into pilot pin 3,3 one end of pilot pin；Driving device, driving device It is connected with pilot pin 3, driving device drives pilot pin 3 in slip in pilot hole 101；When gripping connector, two clamping parts 11 The opposite sides of holding attachment, driving device drive pilot pin 3 to connector slip and the through hole of partial insertion connector 211。

In the utility model, clamp device 100 can be applied to multiple fields, and connector has polytype, such as Welding screw 200 or the part similar to stud construction (such as bolt, nail), can use clamp device 100.In this practicality In a new embodiment, connector is welding screw 200, and incorporated by reference to reference to Figure 10, welding screw 200 includes the weldering being connected Cap 22 and screw rod 21 are connect, incorporated by reference to reference to Fig. 2 and Fig. 3, when clamp device 100 grips welding screw 200, weldering to be gripped in batches The gripping position that stud 200 is transported to clamp device 100 by feed mechanism is connect, alternatively, clamp device 100 is moved to accordingly 200 position of welding screw, the pilot hole 101 of screw rod 21 grip welding screw 200 towards pilot pin 3, clamp device 100.Driving Device can be pneumatic, electronic, the type of drive such as press, and in the embodiment of the utility model, using pneumatic, driving device is Cylinder.Feeding collet 1 is preferably metal material, and elasticity of two clamping parts 11 using metal in itself, clamps the two of welding screw 200 Side.

Technical solutions of the utility model are by using pilot pin 3, when gripping the connector, driving device driving positioning The pilot hole 101 of pin 3 towards connector slides, and drives pilot pin 3 to stretch into the pilot hole 101 of connector, and then pilot pin 3 limits The position of connector, the opposite sides of two clamping parts, 11 holding attachment of feeding collet 1 so that connector is contained in are determined In accommodation space 111, and opposite feeding collet 1 is motionless, realizes to connector positioning function, enhances feeding collet 1 and grip Connector stability, improves work efficiency, and simplifies the structure of clamp device 100.

Further, incorporated by reference to reference to Fig. 6 and Fig. 9, the pilot pin 3 includes mounting portion 30 and the plug division being connected 31, the diameter of the plug division 31 is adapted with 211 diameter of through hole of connector, and the mounting portion 30 is consolidated with the driving device Fixed connection.

In the embodiment of the utility model, plug division 31 is adapted with 211 diameter of through hole, to be inserted into through hole 211, into Position restriction of the row to connector.Mounting portion 30 and 31 junction of plug division form step surface 311,311 company of being held in of step surface Fitting is towards one end of cylinder 10 so that mounting portion 30 and plug division 31 are fixed, it is impossible to are slided, be conducive to the folder of feeding collet 1 Take.In addition, step surface 311 prevents pilot pin 3 from further going deep into pilot hole 101, prevent from striking 200 fixed bit of welding screw Put, reduce service life.

In order to be conducive to the through hole 211 that plug division 31 imports connector, incorporated by reference to reference to Fig. 9, plug division 31 is away from installation The one end in portion 30 is formed with sphere.

Certainly, plug division 31 can also be designed to other shapes, such as circular conical surface.

Specifically, the one end away from plug division 31 of mounting portion 30 sets engaging lug 312, the engaging lug 312 offer with The mounting hole 3121 that driving device coordinates.

In the embodiment of the utility model, driving device is pneumatic actuation, and mounting hole 3121 is connected with elastic thread, elastic force Line is located in air flue, by the elasticity of elastic thread, is stretched or is relaxed so that plug division 31 is closer or far from through hole 211.

Further, extended to form incorporated by reference to reference to Fig. 6 to Fig. 8, the cylinder 10 between two clamping parts 11 Limiting section 14, the pilot hole 101 run through the limiting section 14, the limiting section 14 and clamping part 11 formed with gap 15, when When gripping the connector, the limiting section 14 abuts the connector towards one end of the cylinder 10.

Since two clamping parts 11 utilize the flexible characteristic of metal to have clamping function, two clamping parts 11 need With certain length, gap 15 is formed between limiting section 14 and clamping part 11, shortens 1 design length of feeding collet, strengthened Structural strength, has saved production materials.After cylinder driving pilot pin 3 extends downwardly into pilot hole 101, deflate in cylinder Operation, pilot pin 3 returns initial position again, so by equipped with limiting section 14, being further defined to connector, preventing to take Material chuck 1 further moves downward, and prevents feeding collet 1 from striking connector fixed position, reduces service life, simultaneously because Pilot pin 3 leaves connector, the further stationarity to connector in accommodation space 111 of limiting section 14, realizes the limit in three faces Position is fixed.

Further, incorporated by reference to reference to Fig. 6, it is clamping part 11 to define the one end of the clamping part 11 away from the cylinder 10 Free end, the inner side that the free end of two clamping parts 11 is opposite is convexly equipped with the first convex block 12, when gripping the connector, First convex block 12 abuts the outer surface of connector.

In order to further enhance the tightness of 1 holding attachment of feeding collet, equipped with the first convex block 12, when gripping connector When, two first convex blocks 12 are so that the elasticity increase of clamping part 11.

Formed incorporated by reference to reference to Fig. 6 and Fig. 8, the first convex block 12 with the side of welding helmet 22 and the external peripheral surface of screw rod 21 Line contacts；Alternatively, on the direction parallel with screw rod 21, the first convex block 12 forms line with the side of welding helmet 22 and contacts.Welding Stud 200 can be miniature stud, or other types.Welding helmet 22 has four sides, is oppositely arranged two-by-two, one of them Two opposite sides, are parallel plane, and another opposite sides is curved surface, and existing clamp device 100 presss from both sides two opposite curved surfaces, folder Mouthful for circle, adhere to that portion carries out annular setting, so that and curved face contact, the abutting tight type of curved surface and curved surface is poor, not easily-controllable System.In the utility model, the free end face of the first convex block 12 is plane, the first convex block 12 contacted with welding helmet 22 for face with The contact in face, clamping face increase, 22 uniform force of welding helmet are stablized；The external peripheral surface of first convex block 12 and cylinder 10 is linear Contact, compared to contact of the point with line, contact point increase so that welding screw 200, which is held in pilot hole 101, more to be stablized With it is firm.

In order to further consolidate connector, please further in conjunction with reference to Fig. 6 to Fig. 8, the opposite inner side of two clamping parts 11 is also set There is the second convex block 13, the second convex block 13 and the first convex block 12 are arranged at intervals and close to limiting section 14, the second convex block 13 and connectors Outer wall be in contact.

In the embodiment of the utility model, the second convex block 13 is held on cylinder 10, the first convex block 12 and the second convex block 13 It is used cooperatively so that the effect enhancing that clamp device 100 grips.

Further, please further in conjunction with reference to Fig. 8, side of first convex block 12 away from the limiting section 14 is to be formed There is the first guiding surface 121.

In the embodiment of the utility model, the first side of the convex block 12 away from limiting section 14 is to be oriented to tiltedly formed with first The distance between face 121, the first guiding surface 121 of two first convex blocks 12 along by clamping part 11 to the direction of limiting section 14 by It is decrescence small；During feeding collet 1 clamps welding screw 200 downwards, two first guiding surfaces 121 are first remote to screw rod 21 One end from welding helmet 22 first carries out spacing, and plays guiding role to screw rod 21 at the same time so that screw rod 21 enters pilot hole 101, feeding collet 1 is gradually completed to clamp welding screw 200, improves the one of screw rod 21 and the axial direction of pilot hole 101 Cause property, the first guiding surface 121 are oriented to welding screw 200 and enter pilot hole 101, realize fast positioning and clamping welding screw 200。

Further, please further in conjunction with reference to Fig. 8, side of second convex block 13 away from the limiting section 14 is formed with second Guiding surface 131.

In the embodiment of the utility model, the distance between second guiding surface 131 of two second convex blocks 13 along by The direction of clamping part 11 to limiting section 14 is gradually reduced.Two second guiding surfaces 131 are further to screw rod 21 away from welding helmet 22 One end first carry out limition orientation and clamping, further enhance fast positioning and clamping function.

Further, incorporated by reference to referring to Figures 1 and 2, which further includes elevating mechanism 5, driving device and takes Material chuck 1 is both secured to elevating mechanism 5, and elevating mechanism 5 drives feeding collet 1 closer or far from connector.

In the embodiment of the utility model, elevating mechanism 5 can be also used for transporting welding screw 200 to the position of welding Put, and then from causing welding screw 200 to be welded in designated position, elevating mechanism 5 drives feeding collet 1 to move upwards, leaves The welding screw 200, completion once grip work.Elevating mechanism 5 is preferably straight line module, passes through the combination of unit Realize straight line, the curvilinear motion of load, the automation for making gently to load is more flexible, it is more accurate to position.Elevating mechanism 5 includes line Rail, fixed bottom plate and slide, slide are slidably connected with line rail, and are fixed on the fixed bottom plate, pilot pin 3 and extracting jaw First 1 is fixed on slide, and slide movement, drives the welding screw 200 grip to be moved to specific location, to weld or other are grasped Make.

The thickness of 10 side wall of cylinder can be designed to relatively thin, occupy little space, and simplify structure, facilitate feeding device gripping and Place welding screw 200.In the embodiment of the utility model, for gripping welding screw 200 to L-type side frame 7, it Laser welding is carried out to welding screw 200 afterwards, L-type side frame 7 is the metal edge frame of display, since the display of different size needs Different L-type plastic frame moulds is used, compared to the L-type side frame 7 of plastics, the process for reducing mould die sinking, reduces production Cost.More and more narrow with the seal ring thickness requirement of display, the position that welding screw 200 is welded on L-type metal edge frame will Closer to bending part, feeding collet 1 is set in cuboid, and the outer surface of clamping 200 opposite sides of welding screw is plane, described Plane can be set with L-type metal edge frame inner side edge with gap 15, so that L-type metal edge frame is increased using space, and then be made The design of L-type metal edge frame is obtained to narrow.

The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, It is every under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes Change, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. A kind of 1. clamp device, for gripping the connector with through hole, it is characterised in that the clamp device includes：

   Feeding collet, the feeding collet include cylinder and two clamping parts for being connected to described cylinder one end, two clamping part phases To setting and being formed accommodation space, the pilot hole for connecting the accommodation space is offered in the cylinder；

   The pilot hole is stretched into pilot pin, described pilot pin one end；

   Driving device, the driving device are connected with the pilot pin, and the driving device drives the pilot pin in pilot hole Interior slip；

   When gripping the connector, two clamping parts clamp the opposite sides of the connector, described in the driving device driving Pilot pin is slided to the connector and the through hole of connector described in partial insertion.
2. 2. clamp device as claimed in claim 1, it is characterised in that the pilot pin includes mounting portion and the grafting being connected Portion, the diameter of the plug division are adapted with the through-hole diameter of connector, and the mounting portion is fixedly connected with the driving device.
3. 3. clamp device as claimed in claim 2, it is characterised in that the one end of the plug division away from mounting portion is formed with ball Face.
4. 4. clamp device as claimed in claim 2, it is characterised in that the one end of the mounting portion away from plug division sets connection Ear, the engaging lug offer the mounting hole coordinated with driving device.
5. 5. clamp device as claimed in claim 1, it is characterised in that the cylinder is extended to form between two clamping parts There is limiting section, the pilot hole runs through the limiting section, the limiting section and clamping part formed with gap, when the gripping connection During part, the limiting section abuts the connector towards one end of the cylinder.
6. 6. clamp device as claimed in claim 5, it is characterised in that defining the one end of the clamping part away from the cylinder is The free end of clamping part, the inner side that the free end of two clamping parts is opposite are convexly equipped with the first convex block, when the gripping connector When, first convex block abuts the outer surface of connector.
7. 7. clamp device as claimed in claim 6, it is characterised in that it is convex that the opposite inner side of two clamping parts is additionally provided with second Block, second convex block are arranged at intervals with first convex block and close to the limiting section, second convex block and the connections The outer wall of part is in contact.
8. 8. clamp device as claimed in claim 6, it is characterised in that the side of first convex block away from the limiting section is Formed with the first guiding surface.
9. 9. clamp device as claimed in claim 7, it is characterised in that side shape of second convex block away from the limiting section Into there is the second guiding surface.
10. 10. clamp device as claimed in claim 1, it is characterised in that the clamp device further includes elevating mechanism, the driving Device and the feeding collet are both secured to the elevating mechanism, the elevating mechanism drive the extracting jaw head rest close or remote from The connector.