CN211539790U - Gear milling machine positioning structure for rack machining - Google Patents

Abstract

The utility model discloses a rack processing is with milling tooth bed location structure, including milling tooth bed platform, be equipped with the slide rail on the milling tooth bed platform, and the cover has the slider on the slide rail, the slider upper end is equipped with servo motor, and slider upper end both sides are equipped with the spout to it has the partly of activity external member to alternate in the spout, be equipped with the screw thread through-hole in the activity external member, and alternate threaded rod in the screw thread through-hole, the screw thread of threaded rod is with its central vertical line symmetric distribution. This rack processing is with milling tooth bed location structure is equipped with servo motor, servo motor acts on driven gear and threaded rod through drive gear and constitutes transmission structure, and this structure can drive the threaded rod rotatory, and the threaded rod is rotatory and the screw through-hole interact of activity external member and make the distance between the activity external member adjusted, lets the work piece embryonal membrane receive even firm centre gripping location effort, the location structure of this kind of work piece embryonal membrane, the simple operation, and the location effect is better, and positioning efficiency is higher.

Description

Gear milling machine positioning structure for rack machining

Technical Field

The utility model relates to a rack processing technology field specifically is a rack processing is with milling tooth bed location structure.

Background

The rack is a strip-shaped part matched with the gear, which is equal to a section of the periphery of the gear with infinite diameter, a plurality of teeth are uniformly distributed on one side of the rack, the rack is meshed with the gear, the rotation is changed into movement, or the movement is changed into rotation, the rack is in a strip shape, one side of the rack is provided with teeth, and the rack can be considered as a section of the gear with infinite diameter.

The patent number is CN 201110155704.2's a novel rack machine tool, has solved the problem that the rack can not mass production, and the fixing of rack in this patent is gone on through rack fixing device, and the device's fixed mode needs manual regulation, and its operation is convenient inadequately, and efficiency is not high, and the centre gripping effort is stable inadequately, and consequently, prior art exists not enoughly, needs to improve to this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rack processing is with milling tooth bed location structure to solve the not good problem of the location mode of the rack that proposes in the above-mentioned background art in the course of working.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rack processing is with milling tooth bed location structure, includes milling tooth bed platform, be equipped with the slide rail on the milling tooth bed platform, and the cover has the slider on the slide rail, the slider upper end is equipped with servo motor, and slider upper end both sides are equipped with the spout to it has the partly of activity external member to alternate in the spout, be equipped with the screw thread through-hole in the activity external member, and alternate threaded rod in the screw thread through-hole, the screw thread of threaded rod is with its central vertical line symmetric distribution, and the gomphosis of threaded rod central outer wall has driven gear, the driven gear lower extreme is equipped with engaged with drive gear, and drive gear alternates and fix on servo motor's motor shaft, be equipped with the work piece embryo membrane.

Preferably, the milling machine platform is fixedly connected with a cylinder through a support rod, a telescopic shaft of the cylinder is connected with one end of a sliding block, and the cylinder is electrically connected with a milling cutter driving mechanism of the milling machine.

Preferably, the corners of the inner side of the movable external member are provided with rectangular notches, and the rectangular notches are matched with the corners of the workpiece embryonic membranes.

Preferably, the sliding rails and the sliding grooves at the lower ends of the sliding blocks are both of T-shaped structures.

Preferably, the sliding block is provided with a fixed inserted bar which is arranged into a 7-shaped structure, and a cross bar of the 7-shaped structure is inserted into a transverse through hole formed in the movable sleeve.

Preferably, fixed disks are arranged on two sides of the outer wall of the driven gear, and the inner diameter of each fixed disk is larger than that of the driven gear.

Compared with the prior art, the beneficial effects of the utility model are that: this rack processing is with milling tooth bed location structure is equipped with servo motor, servo motor acts on driven gear and threaded rod through drive gear and constitutes transmission structure, and this structure can drive the threaded rod rotatory, and the threaded rod is rotatory and the screw through-hole interact of activity external member and make the distance between the activity external member adjusted, lets the work piece embryonal membrane receive even firm centre gripping location effort, the location structure of this kind of work piece embryonal membrane, the simple operation, and the location effect is better, and positioning efficiency is higher.

Drawings

Fig. 1 is a structural diagram of a positioning structure of a gear milling machine for machining a rack of the present invention;

fig. 2 is an enlarged view of a position a in a structure diagram 1 of a positioning structure of a gear milling machine for machining a rack according to the present invention;

fig. 3 is the utility model relates to a rack processing is with milling teeth bed location structure's cylinder link block schematic diagram.

In the figure: 1. the milling machine comprises a milling machine platform, 2, a cylinder, 3, a workpiece blank film, 4, a threaded rod, 5, a movable external member, 6, a fixed inserted rod, 7, a servo motor, 8, a sliding rail, 9, a sliding block, 10, a fixed disc, 11, a driving gear, 12 and a driven gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a milling machine positioning structure for machining a rack comprises a milling machine platform 1, an air cylinder 2, a workpiece blank film 3, a threaded rod 4, a movable sleeve 5, a fixed inserted bar 6, a servo motor 7, a sliding rail 8, a sliding block 9, a fixed disc 10, a driving gear 11 and a driven gear 12, wherein the sliding rail 8 is arranged on the milling machine platform 1, the sliding block 9 is sleeved on the sliding rail 8, the air cylinder 2 is fixedly connected to the milling machine platform 1 through a supporting rod, a telescopic shaft of the air cylinder 2 is connected with one end of the sliding block 9, the air cylinder 2 is electrically connected with a milling cutter driving mechanism of the milling machine, the air cylinder 2 can drive the sliding block 9 to move, good matching effects are formed in machining operation and moving operation of the workpiece blank film 3, the machining process of the workpiece blank film 3 is stable, the machining precision is high, sliding grooves at the lower ends of the sliding rail 8 and the sliding block 9 are both arranged to be of a T-shaped structure, and the sliding, the situation that the sliding block 9 is separated from the sliding rail 8 in the moving process is avoided, the upper end of the sliding block 9 is provided with a servo motor 7, the model of the servo motor 7 is set to be SM110-050-30LFB, the two sides of the upper end of the sliding block 9 are provided with sliding grooves, a part of the movable external member 5 is inserted into the sliding grooves, the sliding block 9 is provided with a fixed inserted rod 6, the fixed inserted rod 6 is in a 7-shaped structure, a transverse rod of the 7-shaped structure is inserted into a transverse through hole formed in the movable external member 5, the fixed inserted rod 6 provides a limiting effect for the moving track of the movable external member 5, the moving process of the movable external member 5 is more stable, a threaded through hole is formed in the movable external member 5, a threaded rod 4 is inserted into the threaded through hole, the corner on the inner side of the movable external member 5 is provided with a rectangular notch, the rectangular notch is matched with the corner of the workpiece embryonic membrane 3, and, let work piece embryonic membrane 3's location effort more even, avoid work piece embryonic membrane 3 to take place the displacement at the location in-process, the screw thread of threaded rod 4 is with its central vertical line symmetric distribution, and the gomphosis of the central outer wall of threaded rod 4 has driven gear 12, driven gear 12 lower extreme is equipped with engaged with drive gear 11, and drive gear 11 alternates to be fixed on servo motor 7's motor shaft, driven gear 12 outer wall both sides are equipped with fixed disk 10, and the internal diameter of fixed disk 10 is greater than driven gear 12's internal diameter, fixed disk 10 provides good guard action for drive gear 11 and driven gear 12's meshing operation, avoid its meshing department because of the uneven dislocation separation of atress, be equipped with work piece embryonic membrane 3 between the activity external member 5.

The working principle is as follows: when the positioning structure of the milling machine for machining the rack is used, firstly, a workpiece blank film 3 is placed at a rectangular notch of a movable sleeve 5, then a power supply of a servo motor 7 is turned on, the servo motor 7 is electrified to drive a driving gear 11 to rotate, the driving gear 11 rotates to drive a driven gear 12 and a fixed disk 10 to rotate, the driven gear 12 rotates to drive a threaded rod 4 to rotate, the threaded rod 4 rotates to interact with a threaded through hole of the movable sleeve 5 so as to adjust the distance between 2 movable sleeves 5, the workpiece blank film 3 is clamped and positioned, meanwhile, the movable sleeve 5 also moves to change the penetration depth of a cross rod of a fixed inserted rod 6 in the through hole, then, the power supply of the milling machine and an air cylinder 2 is turned on, the air cylinder 2 is electrified to drive a sliding block 9 to move along the track of a sliding rail 8, the sliding block 9 movably drives the workpiece blank film 3 to move, finally, the milling machine is also electrified to enable a milling cutter driving mechanism to synchronously run to, the rack is machined, and the process is the using process of the positioning structure of the gear milling machine for machining the rack.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a rack processing is with milling tooth bed location structure which characterized in that: including milling teeth bed platform (1), be equipped with slide rail (8) on milling teeth bed platform (1), and the cover has slider (9) on slide rail (8), slider (9) upper end is equipped with servo motor (7), and slider (9) upper end both sides are equipped with the spout to it has a part of activity external member (5) to alternate in the spout, be equipped with the screw thread through-hole in activity external member (5), and alternate threaded rod (4) in the screw thread through-hole, the screw thread of threaded rod (4) is with its central vertical line symmetric distribution, and threaded rod (4) central outer wall gomphosis has driven gear (12), driven gear (12) lower extreme is equipped with engaged with drive gear (11), and drive gear (11) alternate and fix on the motor shaft of servo motor (7), be equipped with work piece embryo membrane (3) between activity external member (5).

2. The gear milling machine positioning structure for machining the rack according to claim 1, wherein: the milling machine is characterized in that the milling machine platform (1) is fixedly connected with an air cylinder (2) through a support rod, a telescopic shaft of the air cylinder (2) is connected with one end of a sliding block (9), and the air cylinder (2) is electrically connected with a milling cutter driving mechanism of the milling machine.

3. The gear milling machine positioning structure for machining the rack according to claim 1, wherein: the corner of the inner side of the movable external member (5) is provided with a rectangular notch, and the rectangular notch is matched with the corner of the workpiece embryonic membrane (3).

4. The gear milling machine positioning structure for machining the rack according to claim 1, wherein: the sliding grooves at the lower ends of the sliding rails (8) and the sliding blocks (9) are both of T-shaped structures.

5. The gear milling machine positioning structure for machining the rack according to claim 1, wherein: the sliding block (9) is provided with a fixed inserted bar (6), the fixed inserted bar (6) is of a 7-shaped structure, and a cross bar of the 7-shaped structure is inserted into a transverse through hole formed in the movable sleeve piece (5).

6. The gear milling machine positioning structure for machining the rack according to claim 1, wherein: fixed disks (10) are arranged on two sides of the outer wall of the driven gear (12), and the inner diameter of each fixed disk (10) is larger than that of the driven gear (12).

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