CN216463062U - Light fixture capable of being clamped quickly - Google Patents

Abstract

The utility model belongs to the technical field of machining, and particularly relates to a light clamp capable of quickly clamping, which comprises a base, wherein the upper end of the base is fixedly connected with a clamp holder through a screw, one side inside the clamp holder is provided with a clamp groove, two sides inside the clamp groove are movably connected with clamp plates, two ends of the inner wall of the clamp holder on the left and right sides are provided with concave holes, the inner part of each concave hole is movably connected with a return spring, the clamp plates are elastically connected with the concave holes through the return springs, two ends of the inner part of the base on the left and right sides are provided with through grooves, an extrusion rod is movably connected inside the through grooves, the clamp plates are fixedly connected with the extrusion rod, the upper end of the base is positioned outside the clamp holder and is provided with a pushing mechanism, the light clamp can quickly clamp a workpiece, is relatively quick in integral operation and relatively stable in workpiece clamping operation, the use effect is better.

Description

Light fixture capable of being clamped quickly

Technical Field

The utility model belongs to the technical field of machining, and particularly relates to a light clamp capable of being clamped quickly.

Background

Before a workpiece is machined, the workpiece must be made to occupy a certain correct position on a machine tool or in a clamp, the process is called positioning, in order to prevent the positioned workpiece from displacing under the action of cutting force and keep the workpiece at the correct position all the time in the machining process, the workpiece needs to be pressed and clamped firmly, the process is called clamping, and the whole process of positioning and clamping is called clamping together.

At present, the light fixture for clamping workpieces on the market is in the use process, the clamping mode for the workpieces is mostly to move by pushing the clamping plates through the rotating screw rods, the workpieces are clamped through the clamping plates after the workpieces are moved, the reciprocating rotation screw rods are needed to be time-consuming in the operation process, the workpieces are not prone to being clamped fast in one step, the overall operation is not fast enough, the rapid clamping for the workpieces is not facilitated, and the use effect is not good.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a light clamp capable of quickly clamping, which has the characteristics of quick operation and stable clamping.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a but light fixture of quick clamping, includes the base, the upper end of base is through screw fixedly connected with holder, the double-layered groove has been seted up to inside one side of holder, just the equal swing joint in inside both sides of double-layered groove has splint, the shrinkage pool has all been seted up at both ends about the inner wall both sides of holder, the inside swing joint of shrinkage pool has reset spring, just splint pass through reset spring elastic connection with the shrinkage pool, logical groove has all been seted up at both ends about the inside both sides of base, the inside swing joint who leads to the groove has the stripper bar, just splint and stripper bar fixed connection, the outside that the upper end of base is located the holder is provided with pushing mechanism.

According to the preferred technical scheme of the light clamp capable of being quickly clamped, the pushing mechanism comprises a square guide sleeve, push rods, extrusion blocks and a push handle, the square guide sleeve is fixed at the left end and the right end of one side of the upper end of the base, the push rods are movably connected inside the square guide sleeve, the extrusion blocks are fixedly connected to the surfaces of one sides of the push rods, the extrusion blocks are in contact with the extrusion rods, and one ends, far away from the extrusion blocks, of the push rods are fixedly connected with the push handle.

As the preferred technical scheme of the light fixture capable of quickly clamping, the pushing mechanism further comprises a locking bolt, a second abrasion-increasing convex surface, a push rod and a groove, the locking bolt is connected to the upper end of the guide square sleeve in a screwing mode, the second abrasion-increasing convex surface is integrally formed on the bottom end surface of the locking bolt, the groove is formed in the upper end surface of the push rod, and the first abrasion-increasing convex surface is integrally formed on the surface of the groove.

According to the light clamp capable of quickly clamping, the preferred technical scheme is that one side of the extrusion rod and the extrusion blocks are of triangular structures, and the number of the extrusion rods and the number of the extrusion blocks are four.

As the preferred technical scheme of the light clamp capable of quickly clamping, the push rod and the push handle are mutually perpendicular in a U shape.

According to the light fixture capable of quickly clamping, the preferred technical scheme is that a plurality of mounting holes are formed in the base, and the mounting holes are symmetrically distributed at four corners.

Compared with the prior art, the utility model has the beneficial effects that:

when the utility model is used, the push rod in the guide square sleeve is pushed by the push handle in the pushing mechanism, so that the extrusion rod in the clamping seat is pushed by the extrusion block on one side of the push rod, the clamping plates in the clamping seat are driven by the extrusion rod to synchronously tighten and clamp the two sides of a workpiece, then the locking bolt is screwed downwards to extrude and fix the push rod in the guide square sleeve, thereby rapidly and bidirectionally clamping the workpiece in the clamping groove in the clamping seat, and further completing the rapid clamping operation of the workpiece. The use effect is better.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of a partial cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic bottom view of the locking bolt of the present invention.

In the figure: 1. a base; 2. a guide square sleeve; 3. locking the bolt; 4. a push rod; 5. a groove; 6. a first wear-increasing convex surface; 7. extruding the block; 8. a push handle; 9. a holder; 10. a clamping groove; 11. a splint; 12. concave holes; 13. a return spring; 14. a through groove; 15. an extrusion stem; 16. a second wear enhancing convex surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Examples

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides the following technical solutions: a light clamp capable of being clamped quickly comprises a base 1, wherein a clamping seat 9 is fixedly connected to the upper end of the base 1 through screws, a clamping groove 10 is formed in one side inside the clamping seat 9, clamping plates 11 are movably connected to two sides inside the clamping groove 10, concave holes 12 are formed in the left end and the right end of the two sides of the inner wall of the clamping seat 9, a reset spring 13 is movably connected inside the concave holes 12, the clamping plates 11 are elastically connected with the concave holes 12 through the reset spring 13, through grooves 14 are formed in the left end and the right end of the two sides inside the base 1, extrusion rods 15 are movably connected inside the through grooves 14, the clamping plates 11 are fixedly connected with the extrusion rods 15, a pushing mechanism is arranged at the upper end of the base 1 and located outside the clamping seat 9, a pushing handle 8 and a pushing rod 4 in the pushing mechanism are used for synchronously clamping a workpiece in a two-way through the clamping plates 11 on the two sides inside the clamping seat 9 by rotating a locking bolt 3, the whole operation is comparatively swift, and the centre gripping is comparatively stable, and simultaneously behind not hard up locking bolt 3, splint 11 can be withdrawed automatically and break away from to drive push rod 4 and push away 8 and withdraw and reset, so that the clamping operation of work piece is used, the result of use preferred.

Referring to fig. 2 and 3, the pushing mechanism includes a square guide sleeve 2, a push rod 4, an extrusion block 7 and a push handle 8, the square guide sleeve 2 is fixed at the left and right ends of one side of the upper end of the base 1, the push rod 4 is movably connected inside the square guide sleeve 2, the extrusion block 7 is fixedly connected to one side surface of the push rod 4, the extrusion block 7 is in contact with the extrusion rod 15, one side of the extrusion rod 15 and the extrusion block 7 are both in a triangular structure, the number of the extrusion rods 15 and the number of the extrusion blocks 7 are four, the push handle 8 is fixedly connected to one end of the push rod 4 far away from the extrusion block 7, the push rod 4 and the push handle 8 are in a U shape and are perpendicular to each other, in the embodiment, the square guide sleeve 2 is used for guiding and limiting the push rod 4 inside the square guide sleeve 2, when in particular use, the extrusion rod 15 inside the clamp base 9 and located in the through groove 14 can be pushed inwards by the extrusion block 7 on one side of the push rod 4, and further, the extrusion rod 15 drives the clamping plates 11 on the two sides inside the clamping seat 9 to extrude inwards, so that the two clamping plates 11 are synchronously tightened and clamped on the two sides of the workpiece, and after the push rod 4 inside the guide square sleeve 2 is loosened through the locking bolt 3, the clamping plates 11, the extrusion rod 15, the extrusion block 7, the push rod 4 and the push handle 8 can be synchronously and automatically reset and retracted under the elastic recovery of the reset spring 13, the operation is simple and rapid, and the using effect is better.

Referring to fig. 2, 3 and 4, the pushing mechanism further includes a locking bolt 3, a second wear-increasing convex surface 16, a push rod 4 and a groove 5, the upper end of the square guide sleeve 2 is screwed and connected with the locking bolt 3, the bottom end surface of the locking bolt 3 is integrally formed with the second wear-increasing convex surface 16, the upper end surface of the push rod 4 is provided with the groove 5, and the surface of the groove 5 is integrally formed with the first wear-increasing convex surface 6, in this embodiment, the locking bolt 3 is used for locking and limiting after being pushed by the push rod 4 inside the square guide sleeve 2, so as to limit and position the clamping plates 11 located at two sides inside the clamping groove 10 in the clamping seat 9, so that the clamping plates 11 and the workpiece are clamped stably and firmly, when in specific use, the friction force between the locking bolt 3 and the push rod 4 can be increased by the second wear-increasing convex surface 16 at the bottom end surface of the locking bolt 3 and the first wear-increasing convex surface 6 at the upper end surface of the push rod 4 located in the groove 5, make the inside push rod 4 of direction square jacket 2 more stable firm when locking through locking bolt 3, the difficult activity of the inside push rod 4 of direction square jacket 2 is retreated to be convenient for push rod 4 and splint 11 stable use.

Referring to fig. 1 and fig. 1, a plurality of mounting holes are formed in a base 1, and the mounting holes are symmetrically distributed at four corners, in this embodiment, four mounting holes are used for fixing the present invention to an external machine tool, specifically, the base 1 is fixed to the external machine tool, so that the present invention is not easy to move during use, and the present invention is convenient to stably use.

The utility model has the following use flow and working principle: when the utility model is used, the utility model is integrally fixed at a corresponding position on a machine tool through a fixing bolt and mounting holes arranged at four corners of a base 1, then a workpiece to be processed is inserted into a clamping groove 10 at one side inside a clamping seat 9, then a push rod 4 in a guide square sleeve 2 is pushed inwards through a push handle 8 in a pushing mechanism, in the process of pushing the push rod 4 to move, a squeezing block 7 at one side of the push rod 4 pushes inwards a squeezing rod 15 in the clamping seat 9 and positioned in a through groove 14, furthermore, the squeezing rod 15 drives clamping plates 11 at two sides inside the clamping seat 9 to inwards synchronously tighten and clamp at two sides of the workpiece, the clamping plates 11 drive a return spring 13 inside a concave hole 12 to elastically stretch, then a locking bolt 3 is screwed downwards to squeeze and fix the push rod 4 inside the guide square sleeve 2, and the friction force between the locking bolt 3 and the push rod 4 is increased through a second abrasion increasing convex surface 16 and a first abrasion increasing convex surface 6 which are mutually contacted and screwed, thereby be located the work piece of pressing from both sides groove 10 and carry out quick two-way centre gripping in the holder 9, and then accomplish the quick clamping operation of work piece, later carry out subsequent processing to the work piece after the clamping, treat the work piece processing back that finishes, the locking bolt 3 among the not hard up pushing mechanism of top spin, under reset spring 13's elasticity restoring force, splint 11 automatic re-setting of the inside both sides of holder 9 are withdrawed and are separated with the work piece, and extrude the piece 7 through the outside promotion of the extrusion stem 15 that restores to the throne, thereby drive push rod 4 and push away 8 automatic re-setting and withdraw, the work piece after will processing at last take off can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a but light fixture of quick clamping, includes base (1), its characterized in that: the utility model discloses a clamping device for the automobile seat, including base (1), clamping seat (9), shrinkage pool (12), splint (11), reset spring (13), just there are all swing joint in the inside both sides of clamping seat (10) clamp plate (9) in the upper end of base (1) through screw fixedly connected with, shrinkage pool (12) have all been seted up at both ends about the inner wall both sides of clamping seat (9), the inside swing joint of shrinkage pool (12) has reset spring (13), just splint (11) pass through reset spring (13) elastic connection with shrinkage pool (12), logical groove (14) have all been seted up at both ends about the inside both sides of base (1), the inside swing joint that leads to groove (14) has extrusion pole (15), just splint (11) and extrusion pole (15) fixed connection, the outside that the upper end of base (1) is located clamping seat (9) is provided with pushing mechanism.

2. The light clamp capable of being clamped quickly according to claim 1, is characterized in that: pushing mechanism includes direction side cover (2), push rod (4), extrusion piece (7) and pushes away handle (8), both ends about upper end one side at base (1) are fixed in direction side cover (2), the inside swing joint of direction side cover (2) has push rod (4), one side fixed surface of push rod (4) is connected with extrusion piece (7), just extrusion piece (7) and extrusion stem (15) contact each other, the one end fixedly connected with that extrusion piece (7) were kept away from in push rod (4) pushes away handle (8).

3. A light fixture capable of being quickly clamped according to claim 2, which is characterized in that: pushing mechanism still includes locking bolt (3), second increase and grind convex surface (16), push rod (4) and recess (5), the upper end of direction square sleeve (2) closes soon and is connected with locking bolt (3), just the bottom face integrated into one piece of locking bolt (3) has the second to increase and grinds convex surface (16), the up end of push rod (4) is seted up flutedly (5), just the surperficial integrated into one piece of recess (5) has first increase and grinds convex surface (6).

4. A light fixture capable of being quickly clamped according to claim 2, which is characterized in that: one side of the extrusion rod (15) and the extrusion blocks (7) are of triangular structures, and the number of the extrusion rod (15) and the number of the extrusion blocks (7) are four.

5. A light fixture capable of being quickly clamped according to claim 2, which is characterized in that: the push rod (4) and the push handle (8) are mutually vertical in a U shape.

6. The light clamp capable of being clamped quickly according to claim 1, is characterized in that: a plurality of mounting holes are formed in the base (1), and the mounting holes are symmetrically distributed at four corners.

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