CN219786593U

CN219786593U - Adjustable tool bit for numerical control lathe

Info

Publication number: CN219786593U
Application number: CN202321109117.4U
Authority: CN
Inventors: 徐朝兴
Original assignee: Hangzhou Xinhe Machinery Manufacturing Co ltd
Current assignee: Hangzhou Xinhe Machinery Manufacturing Co ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-10-03
Anticipated expiration: 2033-05-10

Abstract

The utility model provides an adjustable tool bit for a numerical control lathe, which comprises: the utility model discloses a cutter body, including main part, mounting groove has been seted up to the bottom of main part, the internally mounted of mounting groove has the spring, the inside of mounting groove just is located the one end slidable mounting of spring has the cutter body, the draw-in groove has been seted up to the outside of main part, and the quantity of draw-in groove is two, the outside welded connection of cutter body has the fixture block, and the quantity of fixture block is two, looks adaptation between fixture block and the draw-in groove, outside one side threaded connection of main part has the screw. According to the adjustable tool bit loosening screw for the numerical control lathe, the fixation of the tool body and the main body is released, the tool body is rotated, the clamping blocks and the clamping grooves are released, the tool body can slide in the main body, the length of the tool body is changed conveniently according to processing requirements, the condition that the tool body is excessively long to break the tool is avoided, the adjustable tool bit loosening screw has an adjustable function, meanwhile, the damaged tool body is replaced conveniently, and the tool bit replacing cost is reduced.

Description

Adjustable tool bit for numerical control lathe

Technical Field

The utility model relates to the field of adjustable tool bits, in particular to an adjustable tool bit for a numerical control lathe.

Background

The numerical control lathe is one of the numerical control lathes widely used at present, and is mainly used for cutting machining of inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces of any cone angle, complex rotation inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can be used for grooving, drilling, reaming, boring and the like.

But the adjustable tool bit in current market is inconvenient in the length of changing the cutter body in the in-process of using, and when the cutter body overlength, the tool bit processing makes the cutter body fracture easily to damage the machined part, the higher problem of tool bit fracture replacement cost.

Therefore, it is necessary to provide an adjustable tool bit for a numerically controlled lathe to solve the above-mentioned problems.

Disclosure of Invention

The utility model provides an adjustable cutter head for a numerical control lathe, which solves the problems that the length of a cutter body is inconvenient to change in the using process of the adjustable cutter head in the existing market, when the cutter body is overlong, the cutter body is easy to break due to the processing of the cutter head, so that a machined part is damaged, and the cutter head breaking and replacing cost is high.

The utility model provides an adjustable tool bit for a numerical control lathe, which comprises: the utility model discloses a cutter body, including main part, mounting groove has been seted up to the bottom of main part, the internally mounted of mounting groove has the spring, the inside of mounting groove just is located the one end slidable mounting of spring has the cutter body, the draw-in groove has been seted up to the outside of main part, and the quantity of draw-in groove is two, the outside welded connection of cutter body has the fixture block, and the quantity of fixture block is two, looks adaptation between fixture block and the draw-in groove, outside one side threaded connection of main part has the screw.

Preferably, the top welding of the outside of main part is connected with the spacing ring, and the quantity of spacing ring is two, the outside of main part just is located two the cover is equipped with the bearing between the spacing ring.

Preferably, the outside laminating of bearing has the clamp cover, and the quantity of clamp cover is two, two the outside one side of clamp cover is all fixedly connected with the slider.

Preferably, the two sliders are penetrated with positive and negative screws outside, and the positive and negative screws are in meshed connection with the sliders.

Preferably, a motor is connected with a key groove at one end of the positive and negative screw rod.

Compared with the related art, the adjustable tool bit for the numerical control lathe has the following beneficial effects:

this adjustable tool bit is not hard up screw, the cutter body is removed with the fixed of main part this moment, rotates the cutter body, and the block is removed with the block of draw-in groove, and the cutter body can slide in the inside of main part this moment, changes the length of cutter body, is convenient for change the length of cutter body according to the processing demand, avoids the cutter body overlength and appears breaking the condition of sword, has possessed adjustable function, is convenient for change the cutter body of damage simultaneously, has reduced tool bit replacement cost.

Drawings

FIG. 1 is a schematic view of a preferred embodiment of an adjustable cutter head for a numerically controlled lathe according to the present utility model;

FIG. 2 is a schematic view of the mounting structure of the cutter body shown in FIG. 1;

fig. 3 is a schematic view of the jacket installation structure shown in fig. 1.

In the figure: 1. a main body; 2. a mounting groove; 3. a spring; 4. a cutter body; 5. a clamping groove; 6. a clamping block; 7. a screw; 8. a limiting ring; 9. a bearing; 10. a jacket; 11. a slide block; 12. a positive and negative screw; 13. and a motor.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2 and fig. 3 in combination, fig. 1 is a schematic structural view of a preferred embodiment of an adjustable cutter head for a numerically controlled lathe according to the present utility model; FIG. 2 is a schematic view of the mounting structure of the cutter body shown in FIG. 1; FIG. 3 is a schematic view of the collet mounting structure shown in FIG. 1, an adjustable cutter head for a numerically controlled lathe, comprising: the main part 1, mounting groove 2 has been seted up to the bottom of main part 1, mounting groove 2's internally mounted has spring 3, mounting groove 2's inside just is located spring 3's one end slidable mounting has cutter body 4, clamping groove 5 has been seted up to main part 1's outside, and the quantity of clamping groove 5 is two, cutter body 4's outside welded connection has fixture block 6, and the quantity of fixture block 6 is two, the looks adaptation between fixture block 6 and the clamping groove 5, main part 1's outside one side threaded connection has screw 7, loose screw 7, cutter body 4 and main part 1's fixation is relieved this moment, rotate cutter body 4, fixture block 6 and clamping groove 5's block is relieved, cutter body 4 can slide in main part 1's inside this moment, change cutter body 4's length, be convenient for change cutter body 4's length according to the processing demand, cutter body 4 overlength and cutter break's appearance condition have been possessed adjustable function, cutter body 4 of being convenient for to change damage simultaneously has reduced the tool bit replacement cost.

The top welding of the outside of main part 1 is connected with spacing ring 8, and the quantity of spacing ring 8 is two, the outside of main part 1 just is located the cover between two spacing rings 8 and is equipped with bearing 9, the outside laminating of bearing 9 has clamp sleeve 10, and clamp sleeve 10's quantity is two, the outside one side of two clamp sleeves 10 all fixedly connected with slider 11, the outside of two slider 11 runs through has positive and negative screw rod 12, be meshed connection between positive and negative screw rod 12 and the slider 11, positive and negative screw rod 12 is connected with motor 13 with the installation of numerical control lathe, the rotation through motor 13 drives positive and negative screw rod 12 and rotates, thereby change the interval between two sliders 11, slider 11 drives clamp sleeve 10 and removes, clamp sleeve 10 is close to each other, effectually carry out the centre gripping with main part 1, because bearing 9's setting, main part 1 can rotate, be convenient for carry out cutting operation to the work piece, stable in structure, safe in utilization.

The working principle of the adjustable tool bit for the numerical control lathe provided by the utility model is as follows:

the loose screw 7, the cutter body 4 is released with the fixed of main part 1 this moment, rotate the cutter body 4, fixture block 6 and draw-in groove 5's block is released, this moment cutter body 4 can slide in the inside of main part 1, change the length of cutter body 4, be convenient for change the length of cutter body 4 according to the processing demand, avoid cutter body 4 overlength and the condition of breaking the knife, the function of having possessed the adjustable, be convenient for change the cutter body 4 of damage simultaneously, cutter head replacement cost has been reduced, positive and negative screw 12 and numerical control lathe installation, drive positive and negative screw 12 rotation through the rotation of motor 13, thereby change the interval between two sliders 11, slider 11 drives clamp sleeve 10 and removes, clamp sleeve 10 is close to each other, effectually carry out the centre gripping with main part 1, because the setting of bearing 9, main part 1 can rotate, be convenient for carry out cutting operation to the work piece, and stable in structure, safe in utilization.

this adjustable tool bit loosens screw 7, the cutter body 4 is relieved with the fixed of main part 1 this moment, rotates cutter body 4, and the block 6 is relieved with the block of draw-in groove 5, and cutter body 4 can slide in the inside of main part 1 this moment, changes the length of cutter body 4, is convenient for change the length of cutter body 4 according to the processing demand, avoids cutter body 4 overlength and appears breaking the cutter's condition, has possessed adjustable function, is convenient for change the cutter body 4 of damage simultaneously, has reduced the tool bit replacement cost.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims

1. An adjustable tool bit for a numerically controlled lathe, comprising: main part (1), its characterized in that: mounting groove (2) have been seted up to the bottom of main part (1), internally mounted of mounting groove (2) has spring (3), the inside of mounting groove (2) and the one end slidable mounting that is located spring (3) have cutter body (4), draw-in groove (5) have been seted up to the outside of main part (1), and the quantity of draw-in groove (5) is two, the outside welded connection of cutter body (4) has fixture block (6), and the quantity of fixture block (6) is two, looks adaptation between fixture block (6) and draw-in groove (5), outside one side threaded connection of main part (1) has screw (7).

2. The adjustable tool bit for the numerical control lathe according to claim 1, wherein limiting rings (8) are welded and connected to the top of the outer portion of the main body (1), the number of the limiting rings (8) is two, and a bearing (9) is sleeved outside the main body (1) and between the two limiting rings (8).

3. The adjustable tool bit for the numerically controlled lathe according to claim 2, wherein the outer parts of the bearings (9) are attached with two jackets (10), and the outer sides of the two jackets (10) are fixedly connected with sliding blocks (11).

4. An adjustable cutter head for a numerically controlled lathe according to claim 3, wherein the outer parts of the two sliding blocks (11) are penetrated by a positive and negative screw rod (12), and the positive and negative screw rod (12) is in meshed connection with the sliding blocks (11).

5. The adjustable tool bit for the numerically controlled lathe according to claim 4, wherein a motor (13) is connected to one end key groove of the positive and negative screw (12).