Cutterhead assembling and disassembling lifting hook of high-speed gear milling machine

Abstract

The utility model discloses a high-speed gear milling machine cutterhead loading and unloading lifting hook which comprises a hook head, a hook body and a lifting ring, the lifting hook is formed by sequentially assembling the hook head, the hook body and the lifting ring, the hook head can directly support a cutterhead and send the cutterhead to a cutter loading position, the hook head is of a hollow block-shaped structure, and a V-shaped clamping groove is formed in the hook head from top to bottom. The height of the V-shaped clamping groove is at least 1 / 3 of the height of the hook head, preferably 2 / 3 of the height of the hook head, so that the characteristics of simple structure, easiness in manufacturing, quickness in assembly and disassembly and safety in use are realized, the horizontal assembly, disassembly and hoisting of the cutter head are realized, and the first rod and the second rod as well as the second rod and the third rod are arranged in a right-angle manner so as to keep the horizontal hoisting of the cutter head; the top end of the third rod and the bottom end of the fourth rod are fixedly installed.

Description

Technical Field

[0001] The utility model relates to the technical field of cutter head assembly and disassembly hooks, in particular to a cutter head assembly and disassembly hook for a high-speed gear milling machine. Background Art

[0002] In the processing of slewing bearings, products with large modulus and high tooth precision are involved. At present, the best process is to use high-speed milling. The milling cutter is expensive and weighs more than 50Kg. It has high requirements for workers to install and disassemble, and the cutter needs to be transported by hoisting.

[0003] In the prior art, for example, the publication (announcement) No.: CN216028351U discloses a cutter head loading and unloading device for a high-speed gear milling machine, comprising a base, wherein a support for placing and positioning the cutter head is sleeved on two positioning columns and can move up and down on the positioning columns, a cutter head groove for placing the cutter head body is provided on the upper part of the support, the lower end of the positioning column is fixed on the base, a limiting nut is provided on the upper end of the positioning column to prevent the support from coming out, and a spring is sleeved on each positioning column;

[0004] This method of carrying the cutter disc can buffer and protect the cutter disc to a certain extent, but during transportation, there is no lifting structure and it can only be used in a storage manner. An auxiliary transportation device is required for transfer, which makes it impossible to quickly load and unload the cutter disc. In addition, the loading and unloading carrying device structure in the prior art is complex to assemble, which is not conducive to quick assembly and use. Therefore, it is necessary to provide a high-speed gear milling machine cutter disc loading and unloading hook. Utility Model Content

[0005] In view of the problems existing in the above-mentioned prior art, the utility model provides a hook for loading and unloading a cutter head of a high-speed gear milling machine, so as to solve the above-mentioned technical problems.

[0006] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a high-speed milling machine cutter disc loading and unloading hook, including a hook head, a hook body and a lifting ring, the hook is assembled by the hook head, the hook body and the lifting ring in sequence, the hook head can directly lift the cutter disc and send it to the tool loading position, the hook head adopts a hollow block structure, the hook head is provided with a V-shaped groove from top to bottom, the height dimension of the V-shaped groove is set to at least 1 / 3 of the height dimension of the hook head, preferably 2 / 3 of the height dimension of the hook head, the hook body includes rod one, rod two, rod three, rod four, and rod five, the bottom of the V-shaped groove is fixedly connected to the top of rod one, one side of the bottom of rod one is fixedly arranged with the top of rod two, and rod one and rod two are arranged at right angles. The bottom end of rod two is fixedly arranged on one side of the bottom of rod three, and rod two is installed at a right angle to rod three. In order to achieve the level of loading and unloading hoisting of the cutter disc, rod one and rod two, rod two and rod three are all installed at a right angle to keep the cutter disc hoisting level. The top end of rod three is fixedly arranged on the bottom end of rod four, and rod three and rod four are installed at an obtuse angle to increase the hoisting accommodating space. The top end of rod four is fixedly arranged on the bottom end of rod five, and rod four and rod five are installed at an obtuse angle to achieve horizontal downward hoisting, achieve stable hoisting of the cutter disc, make the hoisting direction vertically downward, prevent deflection during the hoisting process from affecting the safe hoisting of the cutter disc, and a lifting ring is installed on the top of rod five, and the overall lifting hook is hoisted by the lifting ring.

[0007] Preferably, in order to balance the lifting force of the cutter disc and achieve a stable balance during lifting, the V-shaped groove is set to be opened downward along the longitudinal center line direction of the hook head, and the V-shaped groove and the hook head are on a common axis.

[0008] Preferably, in order to achieve completely vertical downward lifting, balanced transportation and no tilting, rod three and rod five are arranged in parallel, and the obtuse angles between rod four and rod three and rod five are equal.

[0009] Preferably, triangular ribs are provided between the rods on the hook body to reinforce the hook as a whole, so that the bearing capacity of the connection is enhanced, so as to facilitate the safe lifting and use of the cutter disc.

[0010] Preferably, in order to achieve stable placement of the cutter disc, the cutter disc is lifted up by a hook head, and the length direction of the hook head is set in the same direction as the length direction of the second rod, so as to achieve stable limited placement of the cutter disc and achieve safe lifting and transportation.

[0011] Preferably, the rod five is coaxially arranged with the V-shaped groove.

[0012] In summary, the utility model provides a hook for loading and unloading the cutter disc of a high-speed gear milling machine. In order to achieve the characteristics of simple structure, easy manufacturing, quick loading and unloading, and safe use, as well as the horizontal loading and unloading hoisting of the cutter disc, rod one and rod two, rod two and rod three are all installed at right angles to maintain the horizontal hoisting of the cutter disc, the top end of rod three and the bottom end of rod four are fixedly installed, and rod three and rod four are installed at an obtuse angle to increase the hoisting accommodating space, the top end of rod four and the bottom end of rod five are fixedly installed, and rod four and rod five are installed at an obtuse angle to achieve horizontal downward hoisting, stable hoisting of the cutter disc, and vertical downward hoisting direction to prevent deflection during the hoisting process that affects the safe hoisting of the cutter disc, and a lifting ring is installed at the top of rod five, and the overall hook is hoisted by the lifting ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the triangular rib plate and the upper part of the hook body of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the lower part of the hook body of the utility model;

[0016] In the figure: hook head 1, hook body 2, lifting ring 3, V-shaped groove 4, rod one 5, rod two 6, rod three 7, rod four 11, rod five 12, triangular rib plate 13. DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings.

[0018] like Figures 1 to 3 As shown:

[0019] The utility model is as follows Figure 1As shown, a hook for loading and unloading a cutter disc of a high-speed gear milling machine comprises a hook head 1, a hook body 2 and a lifting ring 3. The hook is assembled by the hook head 1, the hook body 2 and the lifting ring 3 in sequence. The hook head 1 can directly lift the cutter disc and send it to the tool loading position. The hook head 1 adopts a hollow block structure. The hook head 1 is provided with a V-shaped groove 4 from top to bottom. The height dimension of the V-shaped groove 4 is set to be at least 1 / 3 of the height dimension of the hook head 1, preferably 2 / 3 of the height dimension of the hook head 1. In order to facilitate the loading and unloading of the cutter disc and the convenient use of the lifting structure, the hook body 2 is assembled in a multi-rod manner, specifically: the hook body 2 comprises a rod 1 5, a rod 2 6, a rod 3 7, a rod 4 11, and a rod 5 12. The bottom of the V-shaped groove 4 is fixedly connected to the top of the rod 1 5, and one side of the bottom of the rod 1 5 is fixedly arranged with the top of the rod 2 6, and the rod 1 5 is installed at a right angle to rod two 6, the bottom end of rod two 6 is fixedly arranged on one side of the bottom of rod three 7, and rod two 6 is installed at a right angle to rod three 7. In order to achieve the level of loading and unloading hoisting of the cutter disc, rod one 5 and rod two 6, rod two 6 and rod three 7 are all installed at a right angle to keep the cutter disc hoisting level, the top end of rod three 7 is fixedly installed on the bottom end of rod four 11, and rod three 7 is installed at an obtuse angle to rod four 11 to increase the hoisting accommodating space, the top end of rod four 11 is fixedly installed on the bottom end of rod five 12, and rod four 11 is installed at an obtuse angle to rod five 12 to achieve horizontal downward hoisting, achieve stable hoisting of the cutter disc, make the hoisting direction vertically downward, prevent deflection during the hoisting process from affecting the safe hoisting of the cutter disc, and a lifting ring 3 is installed on the top of rod five 12, and the overall lifting hook is hoisted by the lifting ring 3.

[0020] In at least one embodiment, Figure 1 As shown, in order to balance the lifting force of the cutter disc and achieve a stable balance during the lifting process, the V-shaped groove 4 is set to be opened downward along the longitudinal center line direction of the hook head 1, and the V-shaped groove 4 and the hook head 1 are on the same axis.

[0021] In at least one embodiment, Figure 2 As shown, in order to achieve completely vertical downward lifting and balanced transportation without tilting, rod three 7 and rod five 12 are set parallel, and the obtuse angles between rod four 11 and rod three 7 and rod five 12 are equal.

[0022] In at least one embodiment, Figure 2 , 3 As shown, triangular ribs 13 are provided between the rods on the hook body 2 to reinforce the hook as a whole, so that the bearing capacity of the connection is enhanced, so as to facilitate the safe lifting and use of the cutter head.

[0023] In at least one embodiment, Figure 3 As shown, in order to achieve stable placement of the cutter disc, the cutter disc is lifted up by the hook head 1, and the length direction of the hook head 1 is set in the same direction as the length direction of the rod 2 6, so as to achieve stable limited placement of the cutter disc and realize safe lifting and transportation.

[0024] In at least one embodiment, Figure 2 As shown, in order to achieve that the lifting force of the cutter disc is on the same axis as the gravity direction of the cutter disc, rod 5 12 is arranged coaxially with the V-shaped groove 4 to prevent the cutter disc from skewing sideways during lifting and transportation, thereby affecting safe lifting, and to ensure that the cutter disc is stably lifted and hoisted through the V-shaped groove 4.

[0025] The embodiments of the present invention are only used to illustrate the present invention and do not constitute a limitation on the scope of the claims. Other substantially equivalent alternatives that can be thought of by those skilled in the art are all within the protection scope of the present invention.

Claims

1. A hook for loading and unloading cutter heads of high-speed gear milling machines, characterized in that: The hook head (1) comprises a hook body (2) and a lifting ring (3). The hook head (1) can directly lift the knife disc and send it to the knife installation position. The hook head (1) is set as a hollow block structure. The hook head (1) is provided with a V-shaped groove (4) from top to bottom. The hook body (2) comprises a rod 1 (5), a rod 2 (6), a rod 3 (7), a rod 4 (11) and a rod 5 (12). The bottom of the V-shaped groove (4) is fixedly connected to the top of the rod 1 (5). One side of the bottom of the rod 1 (5) is fixedly arranged with the top of the rod 2 (6). The rod one (5) is installed at a right angle to the rod two (6), the bottom end of the rod two (6) is fixedly arranged on one side of the bottom of the rod three (7), and the rod two (6) is installed at a right angle to the rod three (7), the top end of the rod three (7) is fixedly installed on the bottom end of the rod four (11), the rod three (7) and the rod four (11) are installed at an obtuse angle, the top end of the rod four (11) is fixedly installed on the bottom end of the rod five (12), the rod four (11) and the rod five (12) are installed at an obtuse angle, and the top end of the rod five (12) is installed with a lifting ring (3).

2. A hook for loading and unloading cutter discs of high-speed gear milling machines according to claim 1, characterized in that: The V-shaped groove (4) is arranged to be opened downward along the longitudinal midline direction of the hook head (1), and the V-shaped groove (4) and the hook head (1) share a common axis.

3. A hook for loading and unloading cutter discs of high-speed gear milling machines according to claim 1, characterized in that: The rod three (7) and the rod five (12) are arranged in parallel, and the obtuse angles between the rod four (11) and the rod three (7) and the rod five (12) are equal.

4. A hook for loading and unloading a cutter head of a high-speed gear milling machine according to claim 1, characterized in that: Triangular rib plates (13) are provided between the rods on the hook body (2) for reinforcement.

5. The high-speed gear milling machine cutter head loading and unloading hook according to claim 1, characterized in that: The length direction of the hook head (1) is arranged in the same direction as the length direction of the second rod (6).

6. A hook for loading and unloading a cutter head of a high-speed gear milling machine according to claim 2, characterized in that: The rod five (12) is coaxially arranged with the V-shaped groove (4).

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