Milling machine cutter fixing chuck

Abstract

A milling machine cutter fixing chuck comprises a cutter holder, a cutter shaft hole is machined in the middle of the cutter holder, the upper portion and the lower portion of each of the two sides of the cutter shaft hole are each provided with a locking block, a protruding part is arranged on one side of each locking block and stretches into the cutter shaft hole, a locking hole is machined in each protruding part, and a first taper hole and a second taper hole are symmetrically machined in the other side of each locking block. A first conical sleeve and a second conical sleeve are arranged in the first conical hole and the second conical hole respectively, the first conical sleeve and the second conical sleeve are matched with the first conical hole and the second conical hole respectively, an adjusting screw rod is arranged in the first conical sleeve and the second conical sleeve in a penetrating mode, and a right-hand thread is machined in the first conical sleeve to be connected with the adjusting screw rod. And a left-hand thread is processed in the conical sleeve II and is connected with the adjusting screw rod. Compared with the prior art, the milling machine cutter fixing chuck has the advantages that when a cutter is installed, the cutter is fixed by oppositely pulling the locking holes towards the two sides, the operation is convenient, and the time for loading and unloading the cutter is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to milling machine technical field, specifically point to a kind of milling machine tool fixing chuck. BACKGROUND

[0002] Milling cutter is installed on milling machine, and milling cutter is milled to workpiece, tool holder is provided on milling machine, and tool holder clamps the tool shaft of milling cutter, in order to prevent the milling cutter on tool holder from falling off, screw for fixing tool is tightened by tool during clamping process, and the time and effort are wasted during tightening and dismounting process, it is very inconvenient. CONTENT OF UTILITY MODEL

[0003] The utility model solves the technical problem in the prior art, and provides a milling machine tool fixing chuck.

[0004] To solve the above technical problems, the utility model adopts the technical scheme that:

[0005] A kind of milling machine tool fixing chuck, including tool holder, tool holder middle is processed with tool shaft hole, tool shaft hole is provided with one locking block on the two sides up and down, the locking block one side is provided with protruding part and is inserted into tool shaft hole, protruding part is processed with locking hole, locking block other side is processed with taper hole one and taper hole two in symmetry, taper hole one and taper hole two are respectively provided with taper sleeve one and taper sleeve two, taper sleeve one and taper sleeve two are respectively matched with taper hole one and taper hole two, adjusting screw is penetrated in taper sleeve one and taper sleeve two, right-hand thread is processed in taper sleeve one and is connected with adjusting screw, left-hand thread is processed in taper sleeve two and is connected with adjusting screw.

[0006] Further, the aperture of the locking hole is the same as the aperture of the tool shaft hole.

[0007] Further, the side surface of the taper sleeve one and the taper sleeve two is processed with guide groove, and the guide screw is installed on the tool holder and is clamped into the guide groove.

[0008] Further, the two ends of the tool shaft hole are connected with baffle, the flange of the adjusting screw is clamped on the baffle, and the baffle is connected with the flake and the screw on the other side of the adjusting screw.

[0009] Further, the upper end of the adjusting screw is connected with adjusting handle.

[0010] Compared with the prior art, the milling machine tool fixing chuck of the utility model fixes the tool by locking hole to both sides when the tool is installed, which is convenient to operate and saves the time of tooling up and down. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the structure schematic diagram of the utility model;

[0012] Wherein, 1, the tool holder, 2, connecting head, 3, tool shaft hole, 4, locking block, 5, locking hole, 6, conical sleeve one, 7, conical sleeve two, 8, adjusting screw, 9, baffle, 10, flange, 11, baffle, 12, screw, 13, guide groove, 14, guide screw, 15, adjusting handle. DETAILED DESCRIPTION

[0013] The technical scheme in the embodiments of the utility model will be described clearly and completely.

[0014] As Figure 1 The utility model discloses a milling machine tool fixing chuck, including tool holder 1, the upper end of tool holder 1 is provided with connecting head 2, and the middle of tool holder 1 is processed with tool shaft hole 3, and one locking block 4 is arranged on the upper and lower sides of tool shaft hole 3, the protruding part of locking block 4 is provided with the protruding part that extends into tool shaft hole 3, and locking hole 5 is processed on the protruding part, and the hole diameter of locking hole 5 is same with the hole diameter of tool shaft hole 3, the other side of locking block 4 is processed with conical hole one and conical hole two in symmetry, conical sleeve one 6 and conical sleeve two 7 are arranged in conical hole one and conical hole two respectively, and the head of conical sleeve one 6 and conical sleeve two 7 is processed with conical head, and the taper of conical head is adapted to conical hole one and conical hole two respectively, adjusting screw 8 is arranged in conical sleeve one 6 and conical sleeve two 7, the both ends of tool shaft hole 3 are connected with baffle 9, the side of adjusting screw 8 is provided with flange 10 and is clamped on baffle 9, and the other side of adjusting screw 8 is connected with baffle 11 and screw 12 through baffle 9.

[0015] Right-hand thread is processed in conical sleeve one 6 and is connected with adjusting screw 8, and left-hand thread is processed in conical sleeve two 7 and is connected with adjusting screw 8, guide groove 13 is processed on the side of conical sleeve one 6 and conical sleeve two 7, and guide screw 14 is installed on tool holder 1 and is clamped into guide groove 13.

[0016] The upper end of adjusting screw 8 is connected with adjusting handle 15, the tool shaft of tool is installed into tool shaft hole 3, and the tool shaft passes through locking hole simultaneously, by screwing adjusting handle 15, locking block 4 on tool holder 1 is stretched to both sides, and the tool shaft is fixed, and adjusting screw 8 is loosened, and tool can be removed.

[0017] The utility model discloses not limited to the embodiment, and the technical personnel in the art still can make some corrections or changes in the spirit of the utility model, i. e. the scope of disclosure without departing from the utility model, so the protection scope of the utility model is accurate with the range that the claim book defines.

Claims

1. A milling machine tool holding chuck, characterised in that: The utility model provides a cutting tool holder, including the cutter seat, the cutter seat is processed with the cutter shaft hole in the middle, and the two sides of cutter shaft hole are provided with a locking block each from top to bottom, the one side of locking block is provided with the convex part and extends into the cutter shaft hole, the convex part is processed with the locking hole, the other side of locking block is processed with the taper hole one and the taper hole two in the symmetry, the taper hole one and the taper hole two are provided with the taper sleeve one and the taper sleeve two respectively, the taper sleeve one and the taper sleeve two are adapted with the taper hole one and the taper hole two respectively, the taper sleeve one and the taper sleeve two are provided with the adjusting screw rod, the right-hand thread is processed in the taper sleeve one and is connected with adjusting screw rod, the left-hand thread is processed in the taper sleeve two and is connected with adjusting screw rod.

2. A cutter holding chuck for a milling machine according to claim 1, wherein: The aperture of the locking hole is the same as the aperture of the cutter shaft hole.

3. A cutter holding chuck for a milling machine according to claim 1, wherein: The side of the taper sleeve one and the taper sleeve two is processed with the guide slot, and the guide screw is installed on the cutter seat and is clamped into the guide slot.

4. The fixture chuck of claim 1 wherein: The both ends of the cutter shaft hole are connected with the baffle, the one side of the adjusting screw rod is provided with the flange and is clamped on the baffle, and the other side of the adjusting screw rod is connected with the baffle and the screw through the baffle.

5. The fixture chuck for a milling machine tool according to claim 1, characterized in that: The upper end of the adjusting screw rod is connected with the adjusting handle.

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