阅读说明：本技术 一种齿轮齿槽的铣刀进给结构 (Milling cutter feeding structure of gear tooth groove ) 是由 徐志慧 于 2021-07-16 设计创作，主要内容包括：本发明涉及机械加工领域,尤其涉及一种齿轮齿槽的铣刀进给结构。所述齿轮齿槽的铣刀进给结构包括夹具以及卡接于夹具内部的铣刀,还包括：固定机构,所述固定机构套接于夹具外部,且与夹具滑动连接,所述固定机构包括稳固组件以及定位组件；进给机构,所述进给机构与固定机构中的稳固组件转动连接。本发明提供的齿轮齿槽的铣刀进给结构中,进给机构可直接带动固定机构进行移动,从而带动夹具以及铣刀进行移动,因此,相较于控制工件的移动来说,该种控制铣刀所消耗的方式所消耗的能量更小,控制精度更高。(The invention relates to the field of machining, in particular to a milling cutter feeding structure of a gear tooth groove. The milling cutter of gear tooth's socket feeds the structure and includes anchor clamps and joint in the inside milling cutter of anchor clamps, still includes: the fixing mechanism is sleeved outside the clamp and is in sliding connection with the clamp, and the fixing mechanism comprises a stabilizing assembly and a positioning assembly; and the feeding mechanism is rotationally connected with the stabilizing assembly in the fixing mechanism. In the milling cutter feeding structure of the gear tooth groove, the feeding mechanism can directly drive the fixing mechanism to move so as to drive the clamp and the milling cutter to move, so that compared with the mode of controlling the movement of a workpiece, the mode of controlling the milling cutter consumes less energy and has higher control precision.)

1. The utility model provides a milling cutter of gear tooth's socket feeds structure, includes anchor clamps (1) and joint in inside milling cutter (2) of anchor clamps (1), its characterized in that still includes:

the fixing mechanism (3) is sleeved outside the clamp (1) and is in sliding connection with the clamp (1), and the fixing mechanism (3) comprises a stabilizing component (3a) and a positioning component (3 b);

the feeding mechanism (4), the feeding mechanism (4) is connected with the stabilizing component (3a) in the fixing mechanism (3) in a rotating way.

2. The milling cutter feeding structure of the gear tooth grooves as claimed in claim 1, wherein the fixing mechanism (3) comprises a fixing frame (3a1) with a rectangular structure, two sleeves (3a2) are fixedly mounted inside the fixing frame (3a1) and distributed up and down, the side wall of the fixing frame (3a1) is provided with tooth grooves (3a3) and is fixedly embedded with two sets of L-shaped clamping plates (3a4) arranged in a mirror image mode at positions attached to the edges of the side wall, and an embedding sliding groove (3a5) is formed between the L-shaped clamping plates (3a4) and the fixing frame (3a 1).

3. The milling cutter feeding structure of the gear tooth socket is characterized in that a positioning assembly (3b) in the fixing mechanism (3) comprises a lantern ring (3b1) fixedly embedded in a connecting frame (3a1), two groups of annular sliding grooves (3b2) distributed up and down are formed in the lantern ring (3b1), four groups of connecting plates (3b3) distributed annularly and equidistantly are fixedly embedded in the lantern ring (3b1), and through holes (3b4) penetrating up and down are formed in the connecting plates (3b 3).

4. The milling cutter feeding structure of gear tooth grooves according to claim 3, characterized in that two sets of annular slide rails (5) distributed up and down are fixedly embedded outside the clamp (1), the annular slide rails (5) are slidably embedded inside the annular slide groove (3b2), and the clamp (1) is rotatably connected inside the sleeve (3a 2).

5. The milling cutter feeding structure of gear tooth grooves according to claim 1, characterized in that the feeding mechanism (4) comprises a motor (41) fixedly embedded in the milling machine for driving, a transmission shaft (42) is fixedly embedded at the output end of the motor (41), a gear (43) is fixedly embedded on the transmission shaft (42), and two sets of connecting frames (44) which are not in contact with the gear (43) and a fixing rod (45) are rotatably connected on the transmission shaft (42).

6. The milling cutter feeding structure of gear tooth grooves according to claim 5, characterized in that the gear (43) in the feeding mechanism (4) is engaged with the tooth groove (3a3) in the steady component (3a), and the other end of the connecting frame (44) is slidably fitted inside the fitting sliding groove (3a 5).

7. The milling cutter feeding structure of gear tooth space according to claim 6, characterized in that the bottom end of the fixing rod (45) is fixedly embedded with a bottom plate (6) installed inside the milling machine, a sliding rod (7) fixedly connected with the bottom plate (6) is arranged between any two groups of fixing rods (45), and the upper end of the sliding rod (7) is fixedly embedded with a limit seat (8).

8. Milling cutter feed structure for toothed grooves according to claim 7, characterized in that the slide rod (7) passes through a through hole (3b4) in the positioning assembly (3b) on the connecting plate (3b 3).

9. The milling cutter feeding structure of gear tooth grooves according to claim 7, characterized in that the bottom plate (6) is provided with a through hole (9) at the center, and the area of the through hole (9) is larger than the horizontal cross-sectional area of the holding frame (3a1) in the stabilizing assembly (3 a).

Technical Field

The invention relates to the field of machining, in particular to a milling cutter feeding structure of a gear tooth groove.

Background

Milling machines (milling machines) are generally machine tools that use milling cutters to machine various surfaces of a workpiece. Typically the milling cutter is moved primarily in a rotary motion and the movement of the workpiece and the milling cutter is a feed motion. It can be used for processing plane, groove, various curved surfaces and gears.

For the feed motion of the milling cutter, the fixture generally drives the workpiece to move, the milling cutter only performs the main motion of the milling cutter, but the mass of the workpiece and the fixture may be dozens or even hundreds of times of that of the milling cutter compared with the milling cutter, so that the energy consumed for driving the workpiece to move is relatively large, and when the mass is large, the control precision is relatively low, and further the error of the processed workpiece is relatively large.

Therefore, there is a need to provide a new milling cutter feeding structure of gear tooth slot to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problem, the invention provides a milling cutter feeding structure with a gear tooth groove, which can measure the cutting length and save time and labor.

The milling cutter feeding structure of the gear tooth socket provided by the invention comprises a clamp and a milling cutter clamped in the clamp, and further comprises: the fixing mechanism is sleeved outside the clamp and is in sliding connection with the clamp, and the fixing mechanism comprises a stabilizing assembly and a positioning assembly; and the feeding mechanism is rotationally connected with the stabilizing assembly in the fixing mechanism.

Preferably, the fixing mechanism is provided with a fixing component, the fixing component comprises a connecting frame of a rectangular structure, two sleeves which are vertically distributed are fixedly mounted inside the connecting frame, the side wall of the connecting frame is provided with tooth grooves, the edge of the side wall is attached to the position where the two groups of L-shaped clamping plates are fixedly embedded, and the L-shaped clamping plates are embedded with the connecting frame to form an embedded sliding groove.

Preferably, the positioning assembly in the fixing mechanism comprises a lantern ring fixedly embedded in the connecting frame, two groups of annular sliding grooves distributed up and down are formed in the lantern ring, four groups of connecting plates distributed in an annular mode and arranged at equal intervals are fixedly embedded in the outer portion of the lantern ring, and through holes which are communicated up and down are formed in the connecting plates.

Preferably, two groups of annular slide rails distributed up and down are fixedly embedded outside the clamp, the annular slide rails are embedded inside the annular slide grooves in a sliding mode, and the clamp is connected inside the sleeve in a rotating mode.

Preferably, the feeding mechanism comprises a motor which is fixedly embedded in the milling machine and used for driving, a transmission shaft is fixedly embedded at the output end of the motor, a gear is fixedly embedded on the transmission shaft, and the transmission shaft is rotatably connected with two groups of connecting frames and fixing rods which are not in contact with the gear.

Preferably, the gear in the feeding mechanism is engaged with a tooth groove in the stabilizing assembly, and the other end of the connecting frame is slidably embedded in the embedding sliding groove.

Preferably, the lower end parts of the fixing rods are fixedly embedded with a bottom plate arranged inside the milling machine, a sliding rod fixedly connected with the bottom plate is arranged between any two groups of fixing rods, and the upper end parts of the sliding rods are fixedly embedded with a limiting seat.

Preferably, the slide rod penetrates through a through hole in the positioning assembly, and the through hole is located on the connecting plate.

Preferably, a through hole which is communicated up and down is formed in the center of the bottom plate, and the area of the through hole is larger than the horizontal cross-sectional area of the holding frame in the stabilizing assembly.

Compared with the prior art, the milling cutter feeding structure of the gear tooth groove has the following beneficial effects:

1. according to the milling cutter control device, the feeding mechanism can directly drive the fixing mechanism to move so as to drive the clamp and the milling cutter to move, so that compared with the mode of controlling the movement of a workpiece, the mode of controlling the milling cutter consumes less energy and has higher control precision;

2. in the invention, the fixing mechanism is the basis of the whole device and is also a medium between the feeding mechanism and the clamp as well as the milling cutter, and the fixing mechanism can drive the clamp and the milling cutter to move up and down under the condition of ensuring the stability of the clamp and the milling cutter so that the clamp and the milling cutter have the displacement capacity.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a milling cutter feeding structure for gear tooth grooves provided in the present invention;

FIG. 2 is a schematic view of the fixture and milling cutter shown in FIG. 1;

FIG. 3 is a schematic structural view of the securing mechanism shown in FIG. 1;

fig. 4 is a sectional structural view of the fixing mechanism shown in fig. 1.

Fig. 5 is a schematic structural view of the feeding mechanism shown in fig. 1.

Fig. 6 is a schematic structural view of the base plate shown in fig. 1.

Reference numbers in the figures: 1. a clamp; 2. milling cutters; 3. a fixing mechanism; 3a, a stabilizing component; 3a1, a holding frame; 3a2, sleeve; 3a3, gullets; 3a4, L-shaped cardboard; 3a5, fitting runner; 3b, a positioning component; 3b1, collar; 3b2, annular chute; 3b3, connecting plate; 3b4, vias; 4. a feed mechanism; 41. a motor; 42. a drive shaft; 43. a gear; 44. a connecting frame; 45. fixing the rod; 5. an annular slide rail; 6. a base plate; 7. a slide bar; 8. a limiting seat; 9. and (6) a port.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

Referring to fig. 1 to 6, the milling cutter feeding structure for a gear tooth space provided in an embodiment of the present invention includes a fixture 1 and a milling cutter 2 clamped inside the fixture 1, and further includes: the fixing mechanism 3 is used for fixing the position of the clamp 1, the fixing mechanism 3 is sleeved outside the clamp 1 and is connected with the clamp 1 in a sliding mode, and the fixing mechanism 3 comprises a stabilizing component 3a and a positioning component 3 b; a feeding mechanism 4 for adjusting the position of the clamp 1 together with the milling cutter 2, wherein the feeding mechanism 4 is rotatably connected with the stabilizing component 3a in the fixing mechanism 3.

It should be noted that: the fixing mechanism 3 and the feeding mechanism 4 are both structures installed inside the milling machine, and are fixed with the milling machine, so that the whole device has enough stability, and the clamp 1 is installed inside the fixing mechanism 3.

In the embodiment of the present invention, please refer to fig. 1, fig. 2, fig. 3 and fig. 4, the fixing mechanism 3 includes a fixing frame 3a1 having a rectangular structure, two sleeves 3a2 distributed up and down are fixedly installed inside the fixing frame 3a1, a side wall of the fixing frame 3a1 is provided with tooth slots 3a3, two sets of L-shaped snap-gauge plates 3a4 arranged in a mirror image manner are fixedly embedded at positions close to the edge of the side wall, an embedding sliding slot 3a5 is formed between the L-shaped snap-gauge plates 3a4 and the fixing frame 3a1, the positioning assembly 3b in the fixing mechanism 3 includes a collar 3b1 fixedly embedded in the fixing frame 3a1, two sets of annular sliding slots 3b2 distributed up and down are arranged inside the collar 3b1, four sets of connecting plates 3b3 arranged in an annular distribution and equidistant manner are fixedly embedded outside the collar 3b1, and a through hole 3b4 is formed in the connecting plate 3b 3;

wherein, the outside of the clamp 1 is fixedly embedded with two groups of annular slide rails 5 which are distributed up and down, the annular slide rails 5 are embedded in the annular slide groove 3b2 in a sliding way, and the clamp 1 is rotatably connected in the sleeve 3a 2.

It should be noted that: the clamp 1 is embedded in the sleeve 3a2, the two can be connected in a sliding way, or not mutually structured, the sleeve 3a2 only has a limiting effect on the clamp 1, when the clamp 1 drives the milling cutter 2 to rotate, the clamp 1 cannot be thrown out due to overlarge centrifugal force, and the stability of the clamp 1 is greatly improved;

it should also be noted that: the positioning component 3b is in direct contact with the clamp 1 through a sliding rail and a sliding groove, a certain limiting effect can be achieved on the clamp 1, the connection mode can ensure that the transmission of the clamp 1 cannot be interfered, and the clamp 1 and the milling cutter 2 can be directly driven to move when the positioning component 3b moves up and down;

it should also be noted that: firm subassembly 3a is with locating component 3b direct fixed connection, and then the reciprocating of accessible firm subassembly 3a drives locating component 3b and reciprocates to indirect drive anchor clamps 1 reciprocates, consequently firm subassembly 3a can not only ensure anchor clamps 1's stability, can also adjust anchor clamps 1's position.

In an embodiment of the present invention, referring to fig. 1, fig. 4 and fig. 5, the feeding mechanism 4 includes a motor 41 for driving, which is fixedly embedded inside the milling machine, an output end of the motor 41 is fixedly embedded with a transmission shaft 42, a gear 43 is fixedly embedded on the transmission shaft 42, two groups of connecting frames 44 which are not in contact with the gear 43 and a fixing rod 45 are rotatably connected to the transmission shaft 42, and a bottom plate 6 installed inside the milling machine is fixedly embedded at a lower end of the fixing rod 45;

the gear 43 of the feeding mechanism 4 is engaged with the tooth groove 3a3 of the steady component 3a, and the other end of the connecting frame 44 is slidably engaged in the engaging sliding groove 3a 5.

It should be noted that: when the feeding of the milling cutter 2 is controlled, the motor 41 directly drives the gear 43 to rotate through the transmission shaft 42, the gear 43 is directly meshed with the tooth groove 3a3, so that a thrust force is generated, and the feeding mechanism 4 is directly fixed with the milling machine through the fixing rod 45 and the bottom plate 6, so that only the stable component 3a provided with the tooth groove 3a3 can move up and down under the action of external force, and further directly drives the positioning component 3b, the clamp 1 and the milling cutter 2 to move up and down to realize the feeding of the milling cutter 2, so that in the actual operation, the workpiece can be directly processed through the feeding of the milling cutter 2, the self mass of the milling cutter 2 is smaller, the energy consumed when the milling cutter is controlled to move is smaller, and the control precision is higher;

it should also be noted that: the connecting frame 44 connects the transmission shaft 42 and the stabilizing assembly 3a at the same time, and there is no fixed relation between them, so that the connection between the stabilizing assembly 3a and the feeding mechanism 4 is enhanced, and at the same time, the normal operation of them is not interfered.

In the embodiment of the present invention, please refer to fig. 1 and fig. 6, a sliding rod 7 fixedly connected to the bottom plate 6 is disposed between any two sets of fixing rods 45, the upper end of the sliding rod 7 is fixedly embedded with a limiting seat 8, the sliding rod 7 penetrates through a through hole 3b4 of the positioning assembly 3b located on the connecting plate 3b3, a through hole 9 penetrating up and down is disposed at the center of the bottom plate 6, and the area of the through hole 9 is larger than the horizontal cross-sectional area of the holding frame 3a1 of the stabilizing assembly 3 a;

it should be noted that: the four groups of slide bars 7 respectively correspond to the through holes 3b4 in the four connecting plates 3b3, the whole fixing mechanism 3 can be limited by the slide bars 7, the situation that the fixing mechanism 3 is driven to rotate due to the rotation of the clamp 1 is avoided, the stability of the device is enhanced again, and meanwhile, the up-and-down movement of the fixing mechanism 3 cannot be interfered by the slide bars 7 due to the sliding connection relationship between the slide bars 7 and the fixing mechanism;

it should also be noted that: the whole fixing mechanism 3 can penetrate through the through hole 9, and the distance of the fixing mechanism 3 moving up and down can be increased through the through hole 9.

The working principle of the milling cutter feeding structure of the gear tooth groove provided by the invention is as follows:

when the feeding of the milling cutter 2 is controlled, the motor 41 directly drives the gear 43 to rotate through the transmission shaft 42, the gear 43 is directly meshed with the tooth groove 3a3, so that a thrust force is generated, and the feeding mechanism 4 is directly fixed with the milling machine through the fixing rod 45 and the bottom plate 6, so that only the stable component 3a provided with the tooth groove 3a3 can move up and down under the action of external force, and further directly drives the positioning component 3b, the clamp 1 and the milling cutter 2 to move up and down, so that the feeding of the milling cutter 2 is realized.

The circuits and controls involved in the present invention are prior art and will not be described in detail herein.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.