CN216228393U

CN216228393U - Automatic grinding machine for inner hole of magnetic ring

Info

Publication number: CN216228393U
Application number: CN202122531550.4U
Authority: CN
Inventors: 张殿义; 冯海瑜; 方云华; 黄义文; 冯文瀚
Original assignee: Qingyuan Anyan Electronic Material Co ltd
Current assignee: Qingyuan Anyan Electronic Material Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-08
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses an automatic grinding machine for an inner hole of a magnetic ring, which comprises a base, wherein a transverse movement mechanism is arranged on the base, a grinding clamping table for fixing the magnetic ring is arranged on the transverse movement mechanism, the grinding clamping table is connected with a reciprocating driving mechanism and is driven by the reciprocating driving mechanism, one end of the base is provided with a wire winding and unwinding mechanism, the other end of the base is provided with a transition wheel mechanism, the grinding clamping table is positioned between the wire winding and unwinding mechanism and the transition wheel mechanism, and the base is provided with a steel wire tensioning mechanism for tensioning a steel wire. The steel wire tensioning mechanism is arranged, and the steel wire is automatically tensioned and adjusted by the steel wire tensioning mechanism, so that the real-time tensioning adjustment can be realized, the real-time tension of the steel wire is kept consistent, the condition that the steel wire is broken or loosened is avoided, the stability of the work is effectively guaranteed, and the work efficiency is improved.

Description

Automatic grinding machine for inner hole of magnetic ring

Technical Field

The utility model belongs to the field of production of samarium cobalt magnet rings, and particularly relates to an automatic grinding machine for an inner hole of a magnet ring.

Background

A samarium cobalt magnetic ring widely applied to an optical communication isolator has small size and high precision requirement, an inner hole of the samarium cobalt magnetic ring is generally precisely machined by adding an abrasive material to a steel wire, and the procedure is generally completed by adopting a magnetic ring inner hole grinding machine. At present, the existing magnetic ring inner hole grinding machine generally adopts the manual work to install a steel wire, then manually adjusts the tension degree of the steel wire, and then starts equipment to grind the inner hole of a magnetic ring. The prior magnetic ring inner hole grinding machine mainly has the following defects: need artifical tensioning to the steel wire to adjust, the regulation accuracy of its rate of tension is lower, be unfavorable for guaranteeing the grinding precision, and in the grinding process, because the resistance that the grinding met is not invariable, this just makes the tensile force of steel wire can change, and the unable automatically regulated that carries out of the tensile force of equipment, this probably causes the condition that the steel wire overstretches or the rate of tension is not enough, if the overstretch appears, can cause the steel wire fracture, cause work interruption and equipment damage, and the rate of tension probably causes the steel wire pine not enough to take off, influence normal clear of work, and carry out the rate of tension by the manual work and adjust, consume the manual work, low working efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and problems in the prior art, the utility model provides the automatic grinding machine for the inner hole of the magnetic ring, which can automatically adjust the tension degree of a steel wire, has high adjustment precision, can adjust in real time according to the actual working condition, ensures that the grinding of the inner hole is smoothly carried out, and can greatly improve the working efficiency.

The utility model is realized by the following technical scheme:

the automatic grinding machine for the inner hole of the magnetic ring comprises a base, wherein a transverse motion mechanism is arranged on the base, a grinding clamping table used for fixing the magnetic ring is arranged on the transverse motion mechanism, the grinding clamping table is connected with a reciprocating driving mechanism and driven by the reciprocating driving mechanism, a winding and unwinding mechanism is arranged at one end of the base, a transition wheel mechanism is arranged at the other end of the base, the grinding clamping table is located between a winding and unwinding mechanism and the transition wheel mechanism, and a steel wire tensioning mechanism used for tensioning a steel wire is arranged on the base.

The wire winding and unwinding mechanism comprises a wire winding and unwinding motor, the wire winding and unwinding motor is connected with a winding wheel, and the winding wheel is provided with a clamping and fixing steel wire head end and a clamping end.

The transition wheel mechanism comprises a transition wheel, and the transition wheel is fixed on the base through a support frame.

The transverse movement mechanism comprises a transverse sliding rail fixed on the base, a sliding block is arranged on the transverse sliding rail, and the sliding block is fixed with the grinding clamping table.

Reciprocating drive mechanism includes the actuating lever of being connected with grinding the ka tai, and the actuating lever articulates there is the connecting rod, and the connecting rod articulates there is the drive rocking arm, and the drive rocking arm is connected with the reduction gear, and the reduction gear connection has driving motor.

Reciprocating drive mechanism is located the base, is equipped with rectangular form spout in the base, is equipped with the stopper on the actuating lever, and the stopper is located the spout and can follow the spout and slide.

The grinding clamping table is provided with a fixed clamping position for fixing the magnetic ring, and two ends of the grinding clamping table are provided with wire routing holes for the steel wires to pass through.

The base is provided with a control panel, and the control panel is provided with a display screen and control keys.

The steel wire tensioning mechanism comprises a tensioning support fixed on the base, a tensioning cylinder is arranged on the tensioning support, the tensioning cylinder is connected with a tensioning wheel tightly pushing the steel wire, and a pressure sensor abutting against the steel wire is further arranged on the tensioning support.

The utility model is provided with a winding and unwinding mechanism and a transition wheel mechanism, two ends of a steel wire are fixed on the winding and unwinding mechanism and penetrate through the transition wheel mechanism, the winding and unwinding mechanism winds while unwinding, so that the steel wire gradually passes through an inner hole of a magnetic ring from a small end to a large end to grind the inner hole, and the steel wire is automatically tensioned and adjusted by adopting a steel wire tensioning mechanism, so that real-time tensioning adjustment can be realized, the real-time tension of the steel wire is kept consistent, the condition of fracture or loosening of the steel wire is avoided, the working stability is effectively ensured, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a connection structure of the grinding chuck and the lateral movement mechanism according to the present invention;

FIG. 3 is a schematic view of the reciprocating drive mechanism of the present invention;

fig. 4 is a schematic view of the structure of the wire tensioning mechanism of the present invention.

In the figure: 1-base, 2-transverse motion mechanism, 21-transverse slide rail, 22-slide block, 3-grinding clamping table, 31-wire running hole, 4-reciprocating drive mechanism, 41-drive rod, 42-connecting rod, 43-drive rocker arm, 44-speed reducer, 45-drive motor, 46-sliding groove, 47-limiting block, 5-winding and unwinding mechanism, 51-winding and unwinding motor, 52-winding wheel, 6-transition wheel mechanism, 61-support frame, 62-transition wheel, 7-steel wire tensioning mechanism, 71-tensioning support frame, 72-tensioning cylinder, 73-tensioning wheel, 74-pressure sensor, 8-control panel, 9-steel wire and 10-fixing clamping position.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, 2 and 3, an automatic grinding machine for an inner hole of a magnetic ring comprises a base 1, a transverse movement mechanism 2 is arranged on the base 1, a grinding clamping table 3 for fixing the magnetic ring is arranged on the transverse movement mechanism 2, and the grinding clamping table 3 is connected with a reciprocating drive mechanism 4 and driven by the reciprocating drive mechanism 4. The reciprocating driving mechanism 4 drives the grinding clamping table 3 to transversely reciprocate along the transverse moving mechanism 2, and a magnetic ring to be ground is placed in the grinding clamping table 3. The grinding clamping table 3 is provided with a fixed clamping position 10 for fixing a magnetic ring, and two ends of the grinding clamping table 3 are provided with wire passing holes 31 for the steel wires 9 to pass through. Be equipped with control panel 8 on the base 1, be equipped with display screen and control button on the control panel 8, the operating equipment of being convenient for.

The transverse movement mechanism 2 comprises a transverse slide rail 21 fixed on the base 1, a slide block 22 is arranged on the transverse slide rail 21, the slide block 22 is fixed with the grinding clamping table 3, and the grinding clamping table 3 can transversely slide under the action of the slide block 22 and the transverse slide rail 21. The reciprocating drive mechanism 4 comprises a drive rod 41 connected with the grinding chuck 3, the drive rod 41 is hinged with a connecting rod 42, the connecting rod 42 is hinged with a drive rocker arm 43, the drive rocker arm 43 is connected with a speed reducer 44, and the speed reducer 44 is connected with a drive motor 45. The driving motor 45 drives the driving rocker arm 43 to rotate through the speed reducer 44, and drives the grinding chuck 3 to move through the linkage of the connecting rod 42 and the driving rod 41. Reciprocating drive mechanism 4 is located base 1, is equipped with rectangular form spout 46 in the base 1, is equipped with stopper 47 on the actuating lever 41, and stopper 47 is located spout 46 and can slide along spout 46, and this structure can make actuating lever 41's motion more steady, avoids appearing the skew.

One end of the base 1 is provided with a winding and unwinding wire mechanism 5, the other end of the base 1 is provided with a transition wheel mechanism 6, the grinding clamping table 3 is positioned between the winding and unwinding wire mechanism 5 and the transition wheel mechanism 6, two ends of a steel wire 9 are fixed on the winding and unwinding wire mechanism 5 and bypass the transition wheel mechanism 6, the winding and unwinding wire mechanism 5 winds while unwinding, and accordingly the steel wire 9 gradually passes through an inner hole of a magnetic ring from a small end to a large end to drive grinding materials, and grinding of the inner hole is achieved. The wire winding and unwinding mechanism 5 comprises a wire winding and unwinding motor 51, the wire winding and unwinding motor 51 is connected with a winding wheel 52, and the winding wheel 52 is provided with a clamping clamp for clamping and fixing the head end and the tail end of a steel wire. The transition wheel mechanism 6 comprises a transition wheel 62, and the transition wheel 62 is fixed on the base 1 through a support frame 61. The clamping clamps the large end and the small end of the steel wire 9, and the winding and unwinding motor 51 drives the winding wheel 52 to rotate, so that the steel wire 9 is wound while being unwound, and the steel wire 9 is gradually fed and gradually passes through the inner hole of the magnetic ring from the small end to the large end, so that the inner hole grinding is realized.

As shown in fig. 4 (in conjunction with fig. 1), the base 1 is provided with a wire tensioning mechanism 7 for tensioning the wire. The steel wire tensioning mechanism 7 comprises a tensioning support 71 fixed on the base 1, a tensioning cylinder 72 is arranged on the tensioning support 71, the tensioning cylinder 72 is connected with a tensioning wheel 73 for tightly pushing the steel wire 9, and a pressure sensor 74 abutting against the steel wire 9 is further arranged on the tensioning support 71. The pressure sensor 74 can feed back the tension degree of the steel wire 9 in real time, the tensioning cylinder 72 is driven according to the tension degree of the tension degree, and the tensioning wheel 73 is controlled to ascend and descend, so that the appropriate tension of the steel wire 9 is guaranteed. In order to improve the working efficiency, the winding and unwinding speed can be controlled according to the tension of the steel wire 9, the speed is increased when the resistance is small, the working efficiency is improved, and the winding and unwinding linear speed is reduced when the resistance is large, so that the steel wire 9 is prevented from being broken.

The working process is as follows: firstly, a magnetic ring is arranged and fixed on a fixed clamping position 10 in a grinding clamping table 3, the big end of a steel wire 9 is fixed on a clamping clip of a winding wheel 52 and is wound on the winding wheel 52, the small end of the steel wire 9 passes through a magnetic ring inner hole and bypasses a transition wheel 62, the small end of the steel wire 9 is fixed on the clamping clip of the winding wheel 52, equipment is started, a tensioning cylinder 72 controls a tensioning wheel 73 to automatically tension the steel wire 9, a wire winding and unwinding motor 51 drives the winding wheel 52 to rotate, so that winding and unwinding are simultaneously realized, the steel wire 9 is gradually fed to drive grinding materials, the small end gradually passes through the magnetic ring inner hole from the big end, meanwhile, a driving motor 45 drives a driving rocker arm 43 to rotate through a speed reducer 44, the grinding clamping table 3 is driven to reciprocate through linkage of a connecting rod 42 and a driving rod 41, so that grinding of the magnetic ring inner hole is realized, a pressure sensor 74 feeds back the tension degree of the steel wire 9 in real time, and controls the tensioning cylinder 72 according to the tension degree of the tension degree, control take-up pulley 73 goes up and down to guarantee the tensioning moderate degree of steel wire 9, simultaneously, receive and release the speed of spiral according to the rate of tension control of steel wire 9, accelerate speed when the resistance is less, improve work efficiency, and when the resistance is great, reduce and receive and release the line speed, prevent that steel wire 9 from being broken, after accomplishing the grinding of magnetic ring hole, driving motor 51 reverses, and steel wire 9 main aspects twines, and the tip unreels, realizes the quick return of steel wire 9.

The above embodiments are preferred implementations of the present invention, and are not intended to limit the present invention, and any obvious alternative is within the scope of the present invention without departing from the inventive concept thereof.

Claims

1. The utility model provides an automatic grinding machine of magnetic ring hole, includes base (1), its characterized in that: the magnetic ring steel wire winding machine is characterized in that a transverse movement mechanism (2) is arranged on the base, a grinding clamping table (3) used for fixing a magnetic ring is arranged on the transverse movement mechanism, the grinding clamping table is connected with a reciprocating driving mechanism (4) and driven by the reciprocating driving mechanism, a winding and unwinding mechanism (5) is arranged at one end of the base, a transition wheel mechanism (6) is arranged at the other end of the base, the grinding clamping table is located between the winding and unwinding mechanism and the transition wheel mechanism, and a steel wire tensioning mechanism (7) used for tensioning a steel wire is arranged on the base.

2. The automatic grinding machine for inner holes of magnetic rings as claimed in claim 1, wherein: the winding and unwinding mechanism (5) comprises a winding and unwinding motor (51), the winding and unwinding motor is connected with a winding wheel (52), and the winding wheel is provided with a clamping device for clamping and fixing the head end and the tail end of the steel wire.

3. The automatic grinding machine for inner holes of magnetic rings as claimed in claim 2, characterized in that: the transition wheel mechanism (6) comprises a transition wheel (62), and the transition wheel is fixed on the base (1) through a support frame (61).

4. The automatic grinding machine for inner holes of magnetic rings as claimed in claim 3, wherein: the transverse movement mechanism (2) comprises a transverse sliding rail (21) fixed on the base, a sliding block (22) is arranged on the transverse sliding rail, and the sliding block is fixed with the grinding clamping table (3).

5. The automatic grinding machine for the inner hole of the magnetic ring as claimed in claim 4, wherein: reciprocating drive mechanism (4) include with grind actuating lever (41) that the ka tai is connected, the actuating lever articulates there is connecting rod (42), the connecting rod articulates there is drive rocker arm (43), the drive rocker arm is connected with reduction gear (44), the reduction gear is connected with driving motor (45).

6. The automatic grinding machine for the inner hole of the magnetic ring as claimed in claim 5, wherein: reciprocating drive mechanism (4) are located the base, are equipped with rectangular form spout (46) in the base, are equipped with stopper (47) on the actuating lever, and the stopper is located the spout and can follows the spout and slide.

7. The automatic grinding machine for the inner hole of the magnetic ring as claimed in claim 6, wherein: the grinding clamping table (3) is provided with a fixed clamping position (10) for fixing a magnetic ring, and two ends of the grinding clamping table are provided with wire passing holes (31) for steel wires to pass through.

8. The automatic grinding machine for inner holes of magnetic rings as claimed in claim 7, wherein: the base (1) is provided with a control panel (8), and the control panel is provided with a display screen and control keys.

9. The automatic grinding machine for inner holes of magnetic rings as claimed in any one of claims 1 to 8, wherein: the steel wire tensioning mechanism (7) comprises a tensioning support (71) fixed on the base, a tensioning cylinder (72) is arranged on the tensioning support, the tensioning cylinder is connected with a tensioning wheel (73) for tightly jacking the steel wire, and a pressure sensor (74) abutting against the steel wire is further arranged on the tensioning support.