CN220613162U - Clamping tool device for direct tool changing structure of numerical control machine tool - Google Patents

Abstract

The utility model provides a card sword device that is used for direct tool changing structure of digit control machine tool, includes card sword claw, card sword claw back is provided with the spring card blade. And a clamping knife a, a clamping knife b, a clamping knife c and a clamping knife d are arranged on the clamping knife claw. When the cutter is clamped, the cutter a and the cutter b are tightly clamped at two points in a tensioning manner to clamp the reversely buckled cutter, when the cutter is directly placed into the cutter clamping claw by the main shaft, the cutter a and the cutter b are directly placed into the cutter clamping claw by opening the cutter, the cutter c and the cutter d are positioned on two surfaces, the cutter a and the cutter b clamp the reversely buckled cutter, the structure of the reversely buckled cutter of the spring clamping blade is used for symmetrically positioning and clamping the cutter through 4 points, and the structure is simple in structure, strong in clamping force and suitable for heavy cutters.

Description

Clamping tool device for direct tool changing structure of numerical control machine tool

Technical Field

The utility model relates to the field of numerical control machine tools, in particular to a cutter clamping device for a direct cutter changing structure of a numerical control machine tool.

Background

The numerical control machine tool processing technology is widely applied to various industries. In particular in the fields of machinery, material processing and the like, related numerical control machine tool processing technology research is a popular industry in the current research. The cutter is an important component of the numerical control machine tool processing technology, and the clamping cutter is an important accessory of the cutter of the numerical control machine tool processing technology. The main function of the clamping knife is to fix the knife, so that the quality of the clamping knife can influence the processing cost of the numerical control machine tool processing technology.

The utility model discloses a Chinese patent with publication number of CN218697555U, which discloses a special anti-seize powder knife claw for a numerical control machine tool, comprising a caliper for fixing a cutter, a base for fixing the caliper and an inductor for sensing whether the cutter exists on the knife claw, wherein the caliper and the inductor are arranged on the base, and a plurality of powder leakage parts are arranged on the base; therefore, the powder leakage component on the base discharges the grinding powder in the grinding fluid in the machining process of the numerical control machine tool, and the accumulation on the cutter claw is avoided, so that the cutter claw is prevented from being blocked and corroded.

Although the clamping claw prolongs the service life of the claw, improves the claw grabbing precision, reduces the claw cleaning, maintenance and replacement frequency, saves a great amount of manpower and material resources, reduces the production cost of the numerical control machine tool processing technology and improves the economic benefit, the clamping claw has a relatively simple structure, and is not suitable for heavy cutters.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art and provides a cutter clamping device for a direct cutter changing structure of a numerical control machine tool.

The technical solution of the utility model is as follows:

the utility model provides a clamping tool device for direct tool changing structure of digit control machine tool, its characterized in that includes clamping component and sets up the fixed subassembly in the clamping component below, fixed subassembly is used for fixing clamping tool device on the tool magazine, clamping component is used for the centre gripping cutter.

Preferably, the clamping assembly comprises a clamping claw, a spring clamping blade is arranged on the back surface of the clamping claw, and the spring clamping blade is fixed on the clamping claw through a fixing nut.

As one preference, the clamping claw is symmetrically provided with a clamping knife set a and a clamping knife set b, the clamping knife set a and the clamping knife set b are arranged in a U shape, a limiting protrusion is further arranged between the clamping knife set a and the clamping knife set b, and limiting grooves are symmetrically formed in two sides of the limiting protrusion.

As one preferable mode, the clamping knife group a and the clamping knife group b are respectively provided with a convex clamping knife head and an arc clamping knife block, and a waist-shaped groove is further formed between the convex clamping knife head and the arc clamping knife block.

Preferably, the spring clamping blade is symmetrically provided with a locking blade a and a locking blade b.

Preferably, the locking blade a and the locking blade b are provided with a locking protrusion and an auxiliary blade.

Preferably, the locking blade a and the locking blade b are also provided with limiting blades.

Preferably, the fixing assembly comprises a tool magazine fixing rod, and tool magazine limiting rods are symmetrically arranged on two sides of the tool magazine fixing rod.

The utility model has the beneficial effects that:

1. through protruding card tool bit back-buckling cutter card sword on clamping component card knife tackle a and the card knife tackle b, put the cutter to the card knife claw directly when the main shaft, card knife tackle a and card knife tackle b open the cutter and directly put in the card knife claw, arc card knife piece two face location cutter, card knife tackle a and card knife tackle b tighten the back-buckling cutter, and this structure of spring card blade back-buckling cutter is through 4 point symmetry location clamp cutter, and this device simple structure clamping force is strong, is fit for heavy cutter.

In conclusion, the utility model has the advantages of simple structure and strong clamping force, is suitable for heavy cutters, and is suitable for the field of numerical control machine tools.

Drawings

The utility model is further described with reference to the accompanying drawings:

fig. 1 is a schematic diagram of a clamping assembly of a clamping device of a direct tool changing structure of the numerical control machine tool;

fig. 2 is a schematic diagram of the position structure of a clamping device fixing assembly and a spring clamping blade of the direct tool changing structure of the numerical control machine tool;

FIG. 3 is a schematic cross-sectional view of a clamping device of the direct tool changing structure of the numerical control machine;

fig. 4 is a schematic diagram of clamping states of a clamping device of the direct tool changing structure of the numerical control machine tool;

in the figure: clamping component 1, fixed component 2, clamping jaw 11, spring clamping blade 12, fixing nut 13, clamping knife set a111, clamping knife set b112, limiting protrusion 113, limiting groove 114, protruding clamping knife head 115, arc clamping knife block 116, waist-shaped groove 117, locking blade a121, locking blade b122, locking protrusion 123, auxiliary blade 124, limiting blade 125, tool magazine fixing rod 21, tool magazine limiting rod 22.

Detailed Description

The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings.

Example 1

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1 to 4, a clamping device for a direct tool changing structure of a numerical control machine tool comprises a clamping assembly 1 and a fixing assembly 2 arranged below the clamping assembly 1, wherein the clamping assembly 1 comprises a clamping jaw 11, a spring clamping blade 12 is arranged on the back of the clamping jaw 11, and the spring clamping blade 12 is fixed on the clamping jaw 11 through a fixing nut 13; the fixing component 2 comprises a tool magazine fixing rod 21, tool magazine limiting rods 22 are symmetrically arranged on two sides of the tool magazine fixing rod 21, the clamping component 1 is used for clamping and fixing tools, and the fixing component 2 is used for fixing the device on the tool magazine.

As shown in fig. 1, the clamping assembly 1 comprises a clamping jaw 11, a spring clamping blade 12 is arranged on the back of the clamping jaw 11, the spring clamping blade 12 is fixed on the clamping jaw 11 through a fixing nut 13, a clamping jaw set a111 and a clamping jaw set b112 are symmetrically arranged on the clamping jaw 11, the clamping jaw set a111 and the clamping jaw set b112 are arranged in a U-shaped mode, an opening faces upwards, a cutter is embedded into the clamping jaw through a clamping groove on the cutter, a limiting bulge 113 is further arranged between the clamping jaw set a111 and the clamping jaw set b112, the cutter can be embedded into a proper position of the clamping jaw through the limiting bulge 113, limiting grooves 114 are symmetrically formed in two sides of the limiting bulge 113, the cutter is further limited to be embedded into the proper position of the clamping jaw 11, a protruding clamping head 115 and an arc clamping jaw 116 are respectively arranged on the clamping jaw set a111 and the clamping jaw set b112, the cutter is locked through the protruding clamping head 115 and the arc clamping jaw 116 in an inward fastening mode, a waist-shaped groove 117 is further formed between the protruding clamping head 115 and the arc clamping jaw 116, and the cutter can be completely embedded into the arc clamping jaw 116 when the cutter is completely clamped into the clamping jaw 11.

As shown in fig. 2, the spring clamping blade 12 is symmetrically provided with a locking blade a121 and a locking blade b122, after the cutter is embedded into the clamping jaw 11, the locking blade a121 and the locking blade b122 are clamped inwards to lock the cutter, the locking blade a121 and the locking blade b122 are respectively provided with a locking protrusion 123 and an auxiliary blade 124, and the locking blade a121 and the locking blade b122 are also provided with a limiting blade 125.

As shown in fig. 3, the fixing assembly 2 includes a tool magazine fixing rod 21, tool magazine limiting rods 22 are symmetrically disposed on two sides of the tool magazine fixing rod 21, and the tool clamping device is inserted into the tool magazine through the tool magazine limiting rods 22 and then fixed on the tool magazine through the tool magazine fixing rod 21.

As shown in fig. 4, the tool is firmly clamped under double-layer clamping.

Working process

When the cutter is embedded into the cutter clamping claw 11, the arc cutter clamping block 116 and the spring cutter clamping blade 12 are unfolded towards two sides, the cutter clamps the limiting groove into the limiting boss 113 and the limiting blade 125, the cutter is embedded into a proper position through the limiting groove 114 and the auxiliary blade 124, after the cutter is completely embedded into the cutter clamping claw 11, the arc cutter clamping block 116 is clamped, the cutter is locked through the boss cutter clamping head 115 and the locking boss 123 to form four-point fixation, after the cutter is completely fixed and locked through the clamping assembly 1, the cutter clamping device is inserted into a cutter magazine through the cutter magazine limiting rod 22 in the fixing assembly 2, and then the cutter magazine is fixed on the cutter magazine through the cutter magazine fixing rod 21.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "front and rear", "left and right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or component in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

Of course, in this disclosure, those skilled in the art will understand that the term "a" or "an" is to be interpreted as "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, and in another embodiment, the number of elements may be multiple, and the term "a" is not to be construed as limiting the number.

While the utility model has been described with reference to the preferred embodiments, it should be noted that the utility model is not limited to the above embodiments, and that various changes and modifications can be made by those skilled in the art without departing from the structure of the utility model, and these should also be regarded as the scope of the utility model without affecting the effect and practicality of the implementation of the utility model.

Claims (6)

1. A clamping tool device for a numerical control machine tool direct tool changing structure is characterized by comprising a clamping assembly (1) and a fixing assembly (2) arranged below the clamping assembly (1), wherein the clamping assembly (1) comprises clamping tool claws (11), spring clamping blades (12) are arranged on the back of the clamping tool claws (11), the spring clamping blades (12) are fixed on the clamping tool claws (11) through fixing nuts (13), the fixing assembly (2) comprises a tool magazine fixing rod (21), and tool magazine limiting rods (22) are symmetrically arranged on two sides of the tool magazine fixing rod (21).

2. The clamping device for the direct tool changing structure of the numerical control machine tool according to claim 1, wherein clamping tool claws (11) are symmetrically provided with clamping tool groups a (111) and b (112), the clamping tool groups a (111) and b (112) are arranged in a U shape, openings of the clamping tool groups are upward, limiting protrusions (113) are further arranged between the clamping tool groups a (111) and b (112), and limiting grooves (114) are symmetrically formed in two sides of the limiting protrusions (113).

3. The clamping device for the direct tool changing structure of the numerical control machine tool according to claim 2, wherein the clamping tool group a (111) and the clamping tool group b (112) are respectively provided with a convex clamping tool bit (115) and an arc clamping tool block (116), and a waist-shaped groove (117) is further arranged between the convex clamping tool bit (115) and the arc clamping tool block (116).

4. The clamping device for the direct tool changing structure of the numerical control machine tool according to claim 1, wherein the spring clamping blade (12) is symmetrically provided with a locking blade a (121) and a locking blade b (122).

5. The clamping device for the direct tool changing structure of the numerical control machine tool according to claim 4, wherein the locking blade a (121) and the locking blade b (122) are provided with a locking protrusion (123) and an auxiliary blade (124).

6. The clamping device for the direct tool changing structure of the numerical control machine tool according to claim 5, wherein the locking blade a (121) and the locking blade b (122) are further provided with a limiting blade (125).