CN115446391A

CN115446391A - Coil ring groove processing device of brake

Info

Publication number: CN115446391A
Application number: CN202211202052.8A
Authority: CN
Inventors: 阳波
Original assignee: Chengdu Chaodechuang Technology Co ltd
Current assignee: Chengdu Chaodechuang Technology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2022-12-09

Abstract

The invention relates to the technical field of brake processing, and provides a coil ring groove processing device of a brake, which comprises a machine body, wherein the front end of the machine body is provided with a rotary table, and the end surface of the rotary table is provided with a clamping component for clamping a workpiece; a movable guide rail is arranged beside the machine body, a cutting mechanism which is connected with the movable guide rail in a sliding way is arranged on the movable guide rail, the cutting mechanism comprises a first sliding seat, a second sliding seat, a sliding rod, a bidirectional screw rod, a cutter clamping device and a grooving cutter, the grooving cutter is fixedly installed through the cutter clamping device, the bidirectional screw rod and the sliding rod are kept parallel and penetrate through the tail end of the cutter clamping device to be matched with the bidirectional screw rod, the cutter clamping device is provided with two groups of transmission screw rods which are symmetrically arranged at two ends of the bidirectional screw rod, and the second sliding seat is connected with a transmission screw rod which is parallel to the movable guide rail; two ends of the sliding rod are respectively connected with the first sliding seat and the second sliding seat, and two ends of the bidirectional screw rod are respectively connected with the first sliding seat and the second sliding seat. The invention can ensure that the end surface of the workpiece processing ring groove is stressed more uniformly, and ensure the processing quality and efficiency of the ring groove.

Description

Coil ring groove processing device of brake

Technical Field

The invention relates to the technical field of brake machining, in particular to a coil ring groove machining device of a brake.

Background

The electromagnetic brake is characterized in that an induction coil arranged in a magnetic yoke is electrified to generate a magnetic field, the elasticity of a pressure spring is overcome, a movable armature is attracted to descend along a supporting column, a friction plate is kept in a free release state, the armature is in friction contact with the friction plate to achieve a braking effect, and the magnetic yoke of the brake is generally required to be provided with an annular groove for placing a coil.

When the brake is produced in a batch processing mode, a coil ring groove needs to be processed on one side end face of a stator of the brake, in the existing mechanical manufacturing process, the end face ring groove is mainly processed by using a turning tool, and the turning process is processed by adopting a mode of gradually feeding by using a single lathe tool.

Disclosure of Invention

The invention aims to provide a processing device of a coil ring groove of a brake, which can ensure that the coil ring groove is uniformly stressed around the center of the ring groove for processing and improve the processing efficiency on the premise of ensuring the processing quality of a product.

The embodiment of the invention is realized by the following technical scheme: a coil ring groove machining device of a brake comprises a machine body, wherein a rotary table is arranged at the front end of the machine body, and a clamping assembly for clamping a workpiece is mounted on the end face of the rotary table; a movable guide rail is arranged beside the machine body, a cutting mechanism which is connected with the movable guide rail in a sliding manner is erected on the movable guide rail, the cutting mechanism comprises a first sliding seat, a second sliding seat, a sliding rod, a bidirectional screw rod, a cutter holder and a grooving cutter, the grooving cutter is fixedly installed through the cutter holder, the bidirectional screw rod and the sliding rod are kept parallel and penetrate through the tail end of the cutter holder to be matched with the bidirectional screw rod, the cutter holder is provided with two groups of symmetrical two ends of the bidirectional screw rod, and the second sliding seat is connected with a transmission screw rod which is parallel to the movable guide rail; two ends of the sliding rod are respectively connected with the first sliding seat and the second sliding seat, and two ends of the bidirectional screw rod are respectively connected with the first sliding seat and the second sliding seat.

Furthermore, the turntable is provided with at least two groups of through holes which are arranged at the front end of the machine body side by side, the bidirectional screw rods are provided with at least two through holes which sequentially penetrate through the first sliding seat and the second sliding seat, the bidirectional screw rods are connected front and back to form an integrated structure, and one end of one bidirectional screw rod is connected with a driver to drive the bidirectional screw rod; the bidirectional screw rod is parallel to the front end face of the turntable, and the bidirectional screw rod is perpendicular to the transmission screw rod.

Furthermore, the clamping subassembly includes centering post, drive gear and grip block, the grip block is equipped with two, the centering post is located between the grip block and with the carousel terminal surface links to each other perpendicularly, one of which the grip block is connected with first rack, another the grip block is connected with the second rack, first rack reaches the homonymy is located to the second rack, drive gear locates first rack reaches between the second rack and mesh the connection respectively mutually, through drive gear rotates in order to drive the grip block phase displacement.

Furthermore, the grip block be with the crescent of work piece appearance adaptation, just the grip block orientation anti-skidding texture has been seted up to centering column side surface.

Further, the first rack and the second rack are kept parallel.

Furthermore, the driver adopts servo motor, the front end of driver through the screw fixation in first slide surface.

Furthermore, a chip guide groove inclined towards the tail end of the machine body is formed in the machine body, and the chip guide groove is formed in the lower side of the clamping assembly.

Furthermore, the chip guide groove is of an arc-shaped curved surface structure.

Furthermore, a slotting tool groove is formed in the front end of the tool clamping device, and the slotting tool is fixed by inserting screws from the side of the slotting tool groove.

The technical scheme of the embodiment of the invention at least has the following advantages and beneficial effects: compared with the prior art, the two grooving cutters are arranged in the invention, the distances from the two grooving cutters to the center of the workpiece body are always the same and are in central symmetry in the cutting machining process, so that the stress on two sides of the workpiece body in the process of machining the annular groove is uniform, the perpendicularity of the groove wall of the machined deep annular groove is higher, the quality of the coil annular groove is ensured, the machining efficiency of the annular groove is improved, and the damage probability of the machining cutters is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a coil ring groove machining device of a brake according to an embodiment of the present invention;

fig. 2 is a schematic front structure view of the machine body in the embodiment of the invention;

FIG. 3 is a schematic structural view of the clamping assembly of the present invention;

FIG. 4 is a schematic view of a connection structure of the slotting cutter and the cutter clamper in the present invention;

fig. 5 is a schematic structural view of a workpiece body of the brake of the present invention.

Icon: 1-a machine body, 2-a turntable, 3-a clamping assembly, 31-a centering column, 32-a clamping plate, 321-an anti-skidding texture, 33-a first rack, 34-a second rack, 35-a driving gear, 4-a moving guide rail, 5-a cutting mechanism, 51-a grooving cutter, 52-a sliding rod, 53-a bidirectional screw rod, 54-a first sliding seat, 55-a second sliding seat, 56-a driver, 57-a cutter clamping device, 571-a slotting groove, 6-a transmission screw rod, 7-a chip guide groove and 8-a workpiece body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the product of this application is used, the description is merely for convenience and simplicity of description, and it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Examples

As will be further described with reference to the following embodiments, referring to fig. 1 to 5, the embodiment is a coil ring groove processing device of a brake, including a machine body 1, a rotary table 2 is arranged at the front end of the machine body 1, and a clamping assembly 3 for clamping a workpiece is mounted on an end surface of the rotary table 2; a movable guide rail 4 is arranged beside the machine body 1, a cutting mechanism 5 connected with the movable guide rail 4 in a sliding manner is arranged on the movable guide rail 4, the cutting mechanism 5 comprises a first sliding seat 54, a second sliding seat 55, a sliding rod 52, a bidirectional screw 53, a cutter clamp 57 and a slotting cutter 51, the slotting cutter 51 is fixedly installed through the cutter clamp 57, the bidirectional screw 53 and the sliding rod 52 are kept parallel and matched with the sliding rod through the tail end of the cutter clamp 57, the cutter clamp 57 is provided with two groups of symmetrical two ends arranged on the bidirectional screw 53, and the second sliding seat 55 is connected with a transmission screw 6 parallel to the movable guide rail 4; two ends of the sliding rod 52 are respectively connected with the first sliding seat 54 and the second sliding seat 55, and two ends of the bidirectional screw 53 are respectively connected with the first sliding seat 54 and the second sliding seat 55; specifically, in the machining device, the rotating power source of the rotary table 2 on the machine body 1 is the same as the main shaft of the lathe, the workpiece body 8 is fixedly installed on the clamping assembly 3, the straight line where the two slotting tools 51 are located coincides with the diameter of the workpiece body 8, the transmission screw 6 rotates to drive the whole cutting mechanism 5 to move towards one side of the rotary table 2 along the moving guide rail 4 until the slotting tools 51 abut against the surface of the workpiece body 8, the distance from the two slotting tools 51 to the center of the workpiece body 8 is the same, the rotary table 2 is electrified to rotate, in the rotating process of the transmission screw 6, the slotting tools 51 abut against the workpiece body 8 to axially feed and start slotting machining so as to control the depth of a machined groove, the forward rotation and the reverse rotation of the bidirectional screw 53 can control the two slotting tools 51 to synchronously approach and separate from each other, the speed at which the two slotting tools 51 separate from each other is the same, so that the machining of annular grooves with different groove widths is facilitated, the two slotting tools 51 are kept uniformly stressed on two sides during the machining of the workpiece body 8, the coil annular groove of the workpiece body 8, the machining efficiency of the workpiece body 8 is improved, the cutter loss is reduced, and the quality of a machined product is guaranteed; it is worth to be noted that the slotting cutter 51 and the cutter clamping device 57 are detachably connected, the clamping and replacement are convenient, the installation directions of the two slotting cutters 51 are opposite, the installation of the cutter edge directions is related to the rotation direction of the turntable 2, and the slotting cutters 51 and the cutter clamping device are arranged in a central symmetry manner.

Referring to fig. 1, the turntable 2 in this embodiment is provided with at least two groups of through holes arranged side by side at the front end of the machine body 1, the bidirectional screw 53 is provided with at least two through holes sequentially passing through the first sliding seat 54 and the second sliding seat 55, and the plurality of bidirectional screws 53 are connected front and back to form an integrated structure, one end of one bidirectional screw 53 is connected with a driver 56 to drive; the bidirectional screw 53 is parallel to the front end face of the turntable 2, and the bidirectional screw 53 is vertical to the transmission screw 6; specifically, through the structure, a worker can clamp a plurality of workpiece bodies 8 at one time, synchronous and same-amount feed cutting is realized through one transmission screw 6, the driver 56 can simultaneously control two sets of grooving cutters 51 to synchronously process the workpiece bodies 8 to enlarge the groove width, and the second sliding seat 55 supports in the middle of the machine body 1 to drive the cutting mechanism 5 to slide along the movable guide rail 4.

Referring to fig. 2 and 3, the clamping assembly 3 in this embodiment includes two centering pillars 31, two driving gears 35, and two clamping plates 32, where the centering pillars 31 are disposed between the clamping plates 32 and vertically connected to the end surface of the turntable 2, one of the clamping plates 32 is connected to a first rack 33, the other clamping plate 32 is connected to a second rack 34, the first rack 33 and the second rack 34 are disposed on the same side, the driving gears 35 are disposed between the first rack 33 and the second rack 34 and respectively engaged with each other, and the driving gears 35 rotate to drive the clamping plates 32 to move toward each other; specifically, the workpiece body 8 completes the processing of the through hole in the middle of the workpiece body through the previous process, so that the through hole in the middle of the workpiece body 8 is inserted into the centering column 31 as a processed reference hole, the concentricity of the processed ring groove and the workpiece body 8 is effectively ensured, the driving gear 35 is rotated clockwise to drive the first rack 33 and the second rack 34 to perform reverse linear motion, and therefore the clamping plates 32 move oppositely to clamp and fix the workpiece body 8, the clamping is rapid and convenient, and the processing efficiency is further improved.

Referring to fig. 3, the clamping plate 32 in this embodiment is crescent-shaped adapted to the shape of the workpiece, and the surface of one side of the clamping plate 32 facing the centering column 31 is provided with anti-slip grains 321; specifically, the outer edge of the workpiece body 8 is circular, the two clamping plates 32 are well attached to the workpiece body 8, and the clamping firmness is further ensured by the anti-skidding textures 321.

It is worth to be noted that the first rack 33 and the second rack 34 are parallel to each other, and parameters such as the number of teeth and the tooth spacing of the first rack 33 are the same, and in the process of driving the gear 35 left and right, the acting forces applied to the two sides of the workpiece body 8 by the two clamping plates 32 can be the same, and the actuator 56 can precisely control the processing and moving precision of the slotting cutter 51 along the radial direction of the workpiece body 8 by using the servo motor and the bidirectional screw 53, and the front end of the actuator 56 is fixed on the surface of the first sliding seat 54 by a screw, and the servo motor driven by the transmission screw 6 can use a larger torque.

A chip guide groove 7 inclined towards the tail end of the machine body 1 is formed in the machine body 1 in the embodiment, and the chip guide groove 7 is formed in the lower side of the clamping assembly 3; the chip guide groove 7 is of an arc-shaped curved surface structure; specifically, the crushed aggregates in the cutting process fall under the action of gravity, and the crushed aggregates are stacked to the tail end of the machine body 1 along the inclined chip guide groove 7 with the arc-shaped curved surface in order to collect the crushed aggregates conveniently, so that the working personnel can collect and treat the crushed aggregates conveniently.

The front end of the knife holder 57 in this embodiment is provided with a knife slot 571, and the slot cutter 51 is fixed by inserting screws from the side of the knife slot 571; specifically, a through opening is formed in one side of the slotting tool 571, so that when the cutting tool is worn or damaged and needs to be replaced, the old cutting tool is taken down and replaced only by loosening the screw, and the operation is simple and quick.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a coil annular processingequipment of stopper, includes organism (1), its characterized in that: a turntable (2) is arranged at the front end of the machine body (1), and a clamping assembly (3) for clamping a workpiece is mounted on the end face of the turntable (2);

a movable guide rail (4) is arranged beside the machine body (1), a cutting mechanism (5) in sliding connection with the movable guide rail (4) is erected on the movable guide rail (4), the cutting mechanism (5) comprises a first sliding seat (54), a second sliding seat (55), a sliding rod (52), a bidirectional screw rod (53), a cutter clamping device (57) and a grooving cutter (51), the grooving cutter (51) is fixedly installed through the cutter clamping device (57), the bidirectional screw rod (53) and the sliding rod (52) are kept parallel and penetrate through the tail end of the cutter clamping device (57) to be matched with the bidirectional screw rod, the cutter clamping device (57) is provided with two groups of two ends symmetrically arranged on the bidirectional screw rod (53), and the second sliding seat (55) is connected with a transmission screw rod (6) parallel to the movable guide rail (4);

two ends of the sliding rod (52) are respectively connected with the first sliding seat (54) and the second sliding seat (55), and two ends of the bidirectional lead screw (53) are respectively connected with the first sliding seat (54) and the second sliding seat (55).

2. The coil ring groove processing apparatus of a brake as claimed in claim 1, wherein: the rotary table (2) is provided with at least two groups of through holes which are arranged at the front end of the machine body (1) side by side, the bidirectional screw (53) is provided with at least two through holes which sequentially penetrate through the first sliding seat (54) and the second sliding seat (55), the bidirectional screw (53) is connected front and back to form an integrated structure, and one end of the bidirectional screw (53) is connected with a driver (56) to drive;

the bidirectional screw rod (53) is parallel to the front end face of the turntable (2), and the bidirectional screw rod (53) is perpendicular to the transmission screw rod (6).

3. The coil ring groove machining device for a brake according to claim 1 or 2, wherein: clamping subassembly (3) are including centering post (31), drive gear (35) and grip block (32), grip block (32) are equipped with two, centering post (31) are located between grip block (32) and with carousel (2) terminal surface links to each other perpendicularly, one of it grip block (32) are connected with first rack (33), another grip block (32) are connected with second rack (34), first rack (33) reach the homonymy is located in second rack (34), drive gear (35) are located first rack (33) reach between second rack (34) and mesh respectively and connect, through drive gear (35) rotate in order to drive grip block (32) remove in opposite directions.

4. The coil ring groove processing apparatus of a brake as claimed in claim 3, wherein: grip block (32) be with the crescent of work piece appearance adaptation, just grip block (32) orientation anti-skidding texture (321) have been seted up to centering column (31) one side surface.

5. The coil ring groove processing apparatus of a brake as claimed in claim 4, wherein: the first rack (33) and the second rack (34) are kept parallel.

6. The coil ring groove processing apparatus of a brake as claimed in claim 2, wherein: the driver (56) adopts a servo motor, and the front end of the driver (56) is fixed on the surface of the first sliding seat (54) through a screw.

7. The coil ring groove processing apparatus of a brake as claimed in claim 1, wherein: be equipped with in organism (1) towards its tail end slope chip guide groove (7), chip guide groove (7) are located clamping subassembly (3) downside.

8. The coil ring groove processing apparatus of a brake as claimed in claim 7, wherein: the chip guide grooves (7) are of arc-shaped curved surface structures.

9. The coil ring groove processing apparatus of a brake as claimed in claim 1, wherein: the front end of the cutter clamping device (57) is provided with a slotting tool groove (571), and the slotting cutter (51) is fixed by inserting screws from the side of the slotting tool groove (571).