CN216126575U - Internal expansion type tool for numerical control CNC (computer numerical control) machining center - Google Patents

Abstract

The utility model discloses an internal expansion type tool for a numerical control CNC (computer numerical control) machining center, which comprises a rotary table, wherein Z-shaped clamping blocks are slidably arranged on two sides and two ends of the top of the rotary table, a chuck is arranged in the middle of the top of the rotary table, a fixed disc is arranged in the middle of the top of the chuck, an installation disc is arranged at the top of the fixed disc, a fixed block and an expansion block are arranged in the middle of the top of the fixed disc, trapezoidal sliding blocks are arranged on the tops of the fixed block and the expansion block, and a connecting block is arranged at the bottom of each trapezoidal sliding block. According to the utility model, the clamping groove on the chuck is aligned with the Z-shaped clamping block, then the Z-shaped clamping block is clamped with the chuck through the clamping groove and the Z-shaped clamping block, finally the movement of the Z-shaped clamping block is limited through the sliding groove and the threaded hole and the bolt on the Z-shaped clamping block, the problem that the threaded hole needs to be aligned when the Z-shaped clamping block is replaced can be avoided through the matching between the Z-shaped clamping block and the sliding groove, the operation is simple, and the time for replacing the clamp is shortened.

Description

Internal expansion type tool for numerical control CNC (computer numerical control) machining center

Technical Field

The utility model relates to the technical field of numerical control, in particular to an internal expansion type tool for a numerical control CNC machining center.

Background

Tooling, namely process equipment: the tool is a general name of various tools used in the manufacturing process, and comprises a cutter, a clamp, a die, a measuring tool, a checking tool, an auxiliary tool, a bench tool, a station tool and the like, wherein the tool is a general short for the tool, when a numerical control CNC machining center machines a workpiece, the workpiece needs to be fixed and clamped by using the clamp, for the workpiece with the outer surface machined, the workpiece needs to be clamped from the inner surface of the workpiece by using an inner expansion type clamp, and the inner expansion type clamp is a clamp for clamping the workpiece by providing clamping force expanding outwards for the inner surface of the workpiece.

When the working personnel car different workpieces, the clamp with the corresponding size is needed to be used according to the size of the workpiece, particularly, the inner expansion type clamp is replaced most frequently, because the internal expanding clamp is different from other clamps, the internal expanding clamp has a very small size range, the internal expanding clamp can completely expose the outer surface of the workpiece, so that all positions of the outer surface of the workpiece can be processed, this is not the case with clamp-on clamps, but because of this characteristic, the replacement of the internal expansion clamp and its frequent replacement, however, the internal expanding clamp is completely made of metal, has light weight, generally needs two persons to cooperate to replace, meanwhile, the common internal expansion type clamp is fixed by bolts, which causes that the threaded holes are not easy to be aligned in the replacement process, not only is time-consuming, the labor is extremely consumed, the operation is very inconvenient, and the processing efficiency of the work piece is seriously tired.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an internal expansion type tool for a numerical control CNC machining center, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a numerical control CNC machining center is with interior expanding formula frock, includes the carousel, the both sides at carousel top and the equal slidable mounting in both ends have Z type fixture block, the chuck is installed to the intermediate position at carousel top, the fixed disk is installed to the intermediate position at chuck top, the mounting disc is installed at the fixed disk top, fixed block and the piece that contracts of breathing out are installed to the intermediate position at fixed disk top, trapezoidal slider is installed at the top of fixed block and the piece that contracts out, the connecting block is installed to the bottom of trapezoidal slider, the connecting rod is installed to the intermediate position of connecting block bottom.

Preferably, with the form mutual joint that alternates between fixed block and the breathing piece and make up into the breathing cover, the through-hole has been seted up to the breathing cover intermediate position that fixed block and breathing piece were synthesized, the through-hole size on the breathing cover that fixed block and breathing piece were synthesized and the size looks adaptation of connecting block.

Preferably, the connecting rod runs through carousel and chuck and extends to the outside, the spacing groove has been seted up to the intermediate position at fixed disk top, spacing groove size on the fixed disk is about to be greater than the size of connecting block slightly.

Preferably, the top of the rotary disc is provided with a groove, the size of the groove in the rotary disc is matched with the size of the chuck, the top of the fixed disc is provided with an annular groove, and the size of the annular groove in the fixed disc is matched with the size of the mounting disc.

Preferably, the fixed slot has been seted up at the top of chuck, the fixed slot size on the chuck and the size looks adaptation of fixed disk, the both sides and the both ends of fixed disk top fixed slot inside all seted up threaded hole on with the chuck.

Preferably, the both sides and both ends at carousel top have all seted up the spout, the bottom sliding connection of spout size and Z type fixture block on the carousel, the draw-in groove has all been seted up at the both sides and both ends at chuck top, the chuck passes through draw-in groove and Z type fixture block looks joint, the bottom of the inside bottom of spout on the carousel and the bottom of Z type fixture block all set up threaded hole.

Compared with the prior art, the utility model has the beneficial effects that: this expanding frock in numerical control CNC machining center is used, through install the carousel earlier on numerical control lathe's main shaft before work, make things convenient for the different expanding anchor clamps in later stage change like this, when anchor clamps are changed to needs, through the cooperation between recess on the carousel and the chuck, supplementary staff changes anchor clamps, staff's intensity of labour has been reduced, this only need be to it with draw-in groove and Z type fixture block on the chuck, rethread Z type fixture block and draw-in groove and chuck looks joint, screw hole and bolt on last through spout and Z type fixture block, restrict the removal of Z type fixture block, cooperation through between Z type fixture block and the spout, the problem that will align the screw hole when will not appearing changing, and easy operation, shorten the time of changing anchor clamps.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a top view of the present invention.

In the figure: 1. a turntable; 2. a chuck; 3. fixing the disc; 4. mounting a disc; 5. a fixed block; 6. expanding and shrinking blocks; 7. a trapezoidal slider; 8. connecting blocks; 9. a connecting rod; 10. and a Z-shaped fixture block.

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.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a numerical control CNC machining center is with interior expanding frock, including carousel 1, the equal slidable mounting in both sides and both ends at 1 top of carousel has Z type fixture block 10, chuck 2 is installed to the intermediate position at 1 top of carousel, fixed disk 3 is installed to the intermediate position at 2 tops of chuck, mounting disc 4 is installed at 3 tops of fixed disk, fixed block 5 and the piece 6 that contracts that expands are installed to the intermediate position at 3 tops of fixed disk, trapezoidal slider 7 is installed at fixed block 5 and the top of the piece 6 that contracts that expands, connecting block 8 is installed to the bottom of trapezoidal slider 7, connecting rod 9 is installed to the intermediate position of connecting block 8 bottoms.

In this implementation, the fixed block 5 and the expansion block 6 are mutually clamped and combined into an expansion sleeve in an alternating manner, a through hole is formed in the middle position of the expansion sleeve formed by combining the fixed block 5 and the expansion block 6, the size of the through hole in the expansion sleeve formed by combining the fixed block 5 and the expansion block 6 is matched with that of the connecting block 8, and the trapezoidal sliding block 7 is driven to move by the movement of the connecting block 8, so that the expansion block 6 slides outwards to achieve the purpose of expansion.

In this implementation, connecting rod 9 runs through carousel 1 and chuck 2 and extends to the outside, and the part that connecting rod 9 extended to the outside is connected with numerical control lathe, for the breathing cover provides merit power, and the spacing groove has been seted up to the intermediate position at fixed disk 3 top, and the spacing groove size on the fixed disk 3 is about to be greater than connecting block 8's size, and the intensity that the breathing cover breathing that avoids appearing through the spacing groove on the fixed disk 3 is too big, causes interior expanding anchor clamps to damage.

In this implementation, the top of carousel 1 is seted up flutedly, and the recess size on the carousel 1 and the size looks adaptation of chuck 2 through the cooperation between recess on the carousel 1 and the chuck 2, reduce staff's working strength, and the annular groove has been seted up at the top of fixed disk 3, the annular groove size on the fixed disk 3 and the size looks adaptation of mounting disc 4.

In this implementation, the fixed slot has been seted up at the top of chuck 2, and the fixed slot size on the chuck 2 and the size looks adaptation of fixed disk 3, fixed disk 3 top and chuck 2 go up the inside both sides of fixed slot and both ends and all seted up threaded hole, through the fixed cooperation between the screw hole on 2 with the chuck of chuck 2 on, reach the purpose of stable firm installing fixed disk 3 on chuck 2.

In this implementation, the spout has all been seted up at the both sides and both ends at carousel 1 top, spout size on carousel 1 and the bottom sliding connection of Z type fixture block 10, the draw-in groove has all been seted up at the both sides and both ends at chuck 2 top, chuck 2 passes through draw-in groove and Z type fixture block 10 looks joint, cooperation between the draw-in groove on through Z type fixture block 10 and chuck 2, avoid appearing the not hard up problem of chuck 2, the inside bottom of spout on carousel 1 and the bottom of Z type fixture block 10 all set up threaded hole, through the cooperation between the threaded hole on the spout inside and the Z type fixture block 10 on carousel 1, fix Z type fixture block 10 by the bolt, avoid Z type fixture block 10 to remove inside the spout.

The working principle is as follows: before numerical control lathe uses, install sabot 1 on numerical control lathe's main shaft earlier, when will changing interior expanding anchor clamps, place the inside at 1 upper groove of carousel with chuck 2 on the interior expanding anchor clamps, the operation in auxiliary work personnel later stage, staff's intensity of labour has been reduced simultaneously, then make draw-in groove and Z type fixture block 10 looks joint on the chuck 2, the phenomenon that chuck 2 drops when using of data lathe is avoided appearing, after draw-in groove and the completion of Z type fixture block 10 joint on chuck 2, pass the screw hole on spout and the Z type fixture block 10 with the bolt, tighten the bolt, avoid the bolt to drop, reach the purpose that restriction Z type fixture block 10 removed simultaneously.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the utility model are exemplary, but not limiting. The scope of the utility model is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (6)

1. The utility model provides a numerical control CNC machining center is with interior expanding frock, includes carousel (1), its characterized in that: the utility model discloses a rotary table, including carousel (1), fixed disk (3), mounting disc (4), fixed disk (3) and the piece that contracts that expands and contracts (6), fixed block (5) and the piece that contracts expand (6) are installed to the intermediate position at carousel (1) top, the both sides at carousel (1) top and the equal slidable mounting in both ends have Z type fixture block (10), chuck (2) are installed to the intermediate position at carousel (1) top, fixed disk (3) top, mounting disc (4) are installed at fixed disk (3) top, fixed block (5) and the top of the piece that contracts expand (6) are installed to the intermediate position at fixed disk (3) top, connecting block (8) are installed to the bottom of trapezoidal slider (7), connecting rod (9) are installed to the intermediate position of connecting block (8) bottom.

2. The internal expanding tooling for the CNC machining center of claim 1, wherein: the expansion sleeve is composed of a fixing block (5) and an expansion block (6) which are mutually clamped in an alternating mode and combined into an expansion sleeve, a through hole is formed in the middle position of the expansion sleeve composed of the fixing block (5) and the expansion block (6), and the size of the through hole on the expansion sleeve composed of the fixing block (5) and the expansion block (6) is matched with the size of a connecting block (8).

3. The internal expanding tooling for the CNC machining center of claim 1, wherein: connecting rod (9) run through carousel (1) and chuck (2) and extend to the outside, the spacing groove has been seted up to the intermediate position at fixed disk (3) top, spacing groove size on fixed disk (3) is about to be greater than the size of connecting block (8).

4. The internal expanding tooling for the CNC machining center of claim 1, wherein: the top of carousel (1) is seted up flutedly, the size of the recess on carousel (1) and the size looks adaptation of chuck (2), the annular groove has been seted up at the top of fixed disk (3), the size of the annular groove on fixed disk (3) and the size looks adaptation of mounting disc (4).

5. The internal expanding tooling for the CNC machining center of claim 1, wherein: the fixed slot has been seted up at the top of chuck (2), the fixed slot size on chuck (2) and the size looks adaptation of fixed disk (3), fixed disk (3) top and chuck (2) are gone up the both sides and both ends of fixed slot inside and are all seted up threaded hole.

6. The internal expanding tooling for the CNC machining center of claim 1, wherein: the improved rotary table is characterized in that sliding grooves are formed in two sides and two ends of the top of the rotary table (1), sliding grooves are formed in the two sides and the two ends of the top of the rotary table (1), sliding grooves are formed in the sliding grooves in the rotary table (1) and are connected with the bottom of the Z-shaped clamping block (10) in a sliding mode, clamping grooves are formed in the two sides and the two ends of the top of the chuck (2), the chuck (2) is connected with the Z-shaped clamping block (10) in a clamping mode through the clamping grooves, and threaded holes are formed in the bottom of the inside of the sliding grooves in the rotary table (1) and the bottom of the Z-shaped clamping block (10).

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