CN219542532U

CN219542532U - Main shaft state monitoring device of numerical control machine tool

Info

Publication number: CN219542532U
Application number: CN202320584892.9U
Authority: CN
Inventors: 陈雅鑫; 李智健; 李季洋; 林圣丰; 李新叶
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-08-18
Anticipated expiration: 2033-03-23

Abstract

The utility model relates to the technical field of numerically-controlled machine tools and discloses a state monitoring device for a spindle of a numerically-controlled machine tool, wherein a spindle body is arranged in a spindle box, a monitoring camera is fixedly arranged at the bottom end of a mounting plate, and a limiting mechanism is arranged in each rectangular groove.

Description

Main shaft state monitoring device of numerical control machine tool

Technical Field

The utility model relates to the technical field of numerical control machine tools, in particular to a state monitoring device for a main shaft of a numerical control machine tool.

Background

The main shaft of the machine tool refers to a shaft which drives a workpiece or a cutter to rotate on the machine tool, and a main shaft component is usually composed of a main shaft, a bearing, a transmission part and the like, and is mainly used for supporting transmission parts such as gears and pulleys in the machine and transmitting motion and torque, such as the main shaft of the machine tool; most machine tools have spindle units, and the motion precision and structural rigidity of the spindle units are important factors for determining machining quality and cutting efficiency, and indexes for measuring the performance of the spindle units are mainly rotation precision, rigidity and speed adaptability.

The utility model provides a prior patent application number CN201610698988.2 discloses a digit control machine tool main shaft, includes headstock, casing, front bearing, headstock and tool changing device, the headstock is installed in the casing left side, the spindle connector is installed in the headstock left side, headstock internally mounted has the main shaft, and main shaft internally mounted main shaft rotor, spacing pin is installed on the headstock right side, and spacing pin right side installs front bearing, front bearing internally mounted has displacement sensor, and the rotor pad is installed on the displacement sensor right side, tool changing device surface mounting has the display screen, and the screw rod is installed on the display screen right side, tool changing device surface mounting has the safety lock. According to the utility model, through the stability of the main shaft, the rotating state of the main shaft rotor can be monitored and protected in real time through the two disc springs arranged in the rear bearing, so that the main shaft rotor can work in an optimal state, and the high efficiency and stability of the main shaft rotor are improved.

The above-mentioned scheme has following problem in implementation, and the headstock can't real-time supervision main shaft in the headstock rotate the condition, when the main shaft appears circumstances such as fracture in the headstock, when needing to carry out timely maintenance, can't in time discover to lead to the damage of whole equipment easily, and current supervisory equipment is bulky, is inconvenient for install in the headstock, needs a digit control machine tool main shaft state monitoring device to solve above-mentioned problem for this reason.

Disclosure of Invention

The utility model aims to provide a state monitoring device for a spindle of a numerical control machine tool, which solves the problems that in the prior art, a spindle box cannot monitor the rotation condition of the spindle in the spindle box in real time, when the spindle is broken in the spindle box and the like, the situation that the spindle needs to be overhauled in time cannot be found in time, so that the damage of the whole equipment is easy to cause, and the existing monitoring equipment is large in size and inconvenient to install in the spindle box.

The utility model provides the following technical scheme: the utility model provides a digit control machine tool main shaft state monitoring device, includes the headstock, the mounting groove has been seted up on the top of headstock, the jack has all been seted up to two side about the mounting groove inside, the main shaft connector is installed to the outside side of headstock, install the main shaft body in the headstock, the headstock top is close to the position fixedly connected with a plurality of riser of mounting groove, adjacent two be equipped with fixed establishment between the riser, the inside of mounting groove is equipped with the mounting panel, the bottom fixed mounting of mounting panel has the surveillance camera head, a plurality of rectangle groove has been seted up downwards on the top of mounting panel, every the inside of rectangle groove all is equipped with stop gear.

As the preference of above-mentioned technical scheme, stop gear includes the cross slot, the side in the rectangle groove is seted up to the cross slot, fixedly connected with round bar between the inside side in cross slot, the outer pot head of round bar is equipped with the spring, the outer pot head of round bar is equipped with the cover board, the side of cover board is fixed connection to the curb plate, the slider is fixed connection to the side of curb plate, the top fixedly connected with arm-tie of curb plate, the side of curb plate is fixed connection to the inserted bar.

As a preferable mode of the above technical solution, the insert rod is inserted at a side end of the mounting plate and extends into the insertion hole.

As the preferable choice of the technical proposal, the diameter of the end face of the inserted link is the same as the diameter of the jack.

As the optimization of the technical scheme, the side end of the rectangular groove is provided with the sliding groove, and the sliding groove is formed in a T shape.

As the optimization of the technical scheme, the sliding block is arranged in a T shape and is in sliding connection with the sliding groove.

As the preference of above-mentioned technical scheme, fixed establishment includes the swivel plate, the swivel plate sets up the side at the riser, the side fixed connection of swivel plate is connected with the screw rod, screw rod threaded connection is to the side of riser, the outer end threaded connection of screw rod is the nut.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the arrangement of the limiting mechanism, the sleeve plate is driven to move by pinching the two pull plates, the side plates drive the sleeve plate to move at the outer end of the round rod, so that the sleeve plate is pressed against the spring to shrink, the inserted link is flush with the side end of the mounting plate, the mounting plate is placed in the mounting groove, the pull plates are loosened after the top end of the mounting plate is flush with the top end of the inner side of the mounting groove, the spring is rebounded against the sleeve plate and the side plates, the inserted link is inserted into the insertion hole at the side end of the mounting groove to limit the insertion hole, the monitoring camera is initially arranged in the main shaft box, the fixing mechanism can fix the monitoring camera again, the mounting fixity of the monitoring camera is improved, the monitoring camera faces the main shaft box, the main shaft body in the main shaft box can be monitored through the monitoring camera, so that the rotation condition of the main shaft body in the main shaft box can be monitored in real time, the situation that breakage and the like occur in the main shaft box when the main shaft body is required to be timely overhauled is avoided, the damage of the whole equipment caused by the condition that the main shaft body is not found due to the breakage and the situation is avoided, and the installation of the monitoring camera in the main shaft box can be conveniently arranged in the mounting plate through the main shaft box through the cooperation of the small monitoring camera and the main shaft.

Drawings

FIG. 1 is a schematic cross-sectional perspective view of a headstock of a numerical control machine tool spindle status monitoring device;

FIG. 2 is a schematic view of the structure of FIG. 1A in a partially enlarged manner;

FIG. 3 is a schematic cross-sectional view of a headstock of a numerical control machine tool spindle status monitoring device;

fig. 4 is a schematic view of a partial enlarged structure of B in fig. 3.

In the figure: 1. a spindle box; 101. a mounting groove; 102. a jack; 2. a spindle connector; 3. a main shaft body; 4. a mounting plate; 401. rectangular grooves; 402. a transverse groove; 403. a round bar; 404. a spring; 405. a sleeve plate; 406. a side plate; 407. a slide block; 408. pulling a plate; 409. a rod; 5. a vertical plate; 501. a rotating plate; 502. a screw; 503. a nut; 6. and monitoring the camera.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Example 1

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a numerical control machine tool spindle state monitoring device, including headstock 1, mounting groove 101 has been seted up on the top of headstock 1, the jack 102 has all been seted up to the inside left and right sides end of mounting groove 101, spindle connector 2 is installed to the outside side of headstock 1, spindle connector 2 and numerical control machine tool link together, install main shaft body 3 in headstock 1, numerical control machine tool power device can drive main shaft body 3 and rotate, the position fixedly connected with a plurality of riser 5 that is close to mounting groove 101 in headstock 1 top, be equipped with fixed establishment between two adjacent risers 5, the inside of mounting groove 101 is equipped with mounting panel 4, the bottom fixed mounting of mounting panel 4 has surveillance camera 6, surveillance camera 6 is prior art, electric connection between surveillance camera 6 and the computer, so can be with the picture transmission of taking to the computer display screen on show, the work can look over through the display screen, surveillance camera 6 can carry out real-time supervision to the inside main shaft body 3 of headstock 1, a plurality of rectangle groove 401 has been seted up downwards on the top of mounting panel 4, the inside of every rectangle groove 401 all is equipped with stop gear, stop gear can carry out the fixed establishment of the surveillance camera 6 to the jack 6 of being convenient for further.

As an implementation manner in this embodiment, as shown in fig. 2 and fig. 4, the limiting mechanism includes a transverse slot 402, the transverse slot 402 is formed at a side end of the rectangular slot 401, a round bar 403 is fixedly connected between side ends inside the transverse slot 402, a spring 404 is sleeved at an outer end of the round bar 403, a sleeve plate 405 is sleeved at an outer end of the round bar 403, a side plate 406 is fixedly connected to a side end of the sleeve plate 405, a sliding block 407 is fixedly connected to a side end of the side plate 406, a pull plate 408 is fixedly connected to a top end of the side plate 406, the pull plate 408 is convenient for people to pinch, so that the monitoring camera 6 is convenient to detach or install, a side end of the side plate 406 is fixedly connected to an inserting rod 409, the inserting rod 409 is inserted at a side end of the mounting plate 4 and extends to be inserted into the jack 102, an end surface diameter of the inserting rod 409 is the same as a diameter of the jack 102, the inserting rod 409 is convenient for limiting and fixing the jack 102, a sliding groove is formed at a side end of the rectangular slot 401, the sliding groove is formed in a T-shaped form, the sliding groove is formed in the T-shaped, the sliding block 407 is slidably connected to the sliding block 407 in the sliding groove, and stability of the movement of the side plate 406 can be improved.

In implementation, through pinching two arm-tie 408, this moment, the curb plate 406 drives the sleeve plate 405 and removes, sleeve plate 405 removes at the round bar 403 outer end and consequently supports spring 404 shrink, insert pin 409 and mounting panel 4 side end flushes this moment, place mounting panel 4 in mounting groove 101 this moment, loosen arm-tie 408 after mounting panel 4 top flushes with mounting groove 101 inboard top, spring 404 is kick-backed against sleeve plate 405 and curb plate 406 this moment, insert pin 409 will insert in jack 102 of mounting groove 101 side, spacing jack 102, monitor camera 6 is initially installed in headstock 1 internally at this moment, monitor camera 6 is towards headstock 1 internally, can monitor the inside main shaft body 3 of headstock 1 through monitor camera 6, thereby can monitor the rotation condition of main shaft body 3 in headstock 1 in real time, avoid when the condition such as main shaft body 3 appears breaking in headstock 1, when need examine and repair in time, thereby avoid the condition such as breaking and leading to the damage of whole equipment, and can be installed in headstock 1 in the headstock 6 through the cooperation of small-size monitor camera 6 and mounting panel 4.

Example 2

As shown in fig. 2, based on the same concept as that of the above embodiment 1, the present embodiment also proposes a numerical control machine tool spindle status monitoring device, the fixing mechanism includes a rotating plate 501, the rotating plate 501 is disposed at a side end of a vertical plate 5, a screw 502 is fixedly connected to the side end of the rotating plate 501, the screw 502 is screwed to the side end of the vertical plate 5, an outer end of the screw 502 is screwed to a nut 503, in practice, a screw is screwed to two pulling plates 408 from a left vertical plate 5, and finally screwed to a side end of a right vertical plate 5, and then the screw is fixed by the nut 503, so that the dual fixing improves the mounting fixity of the mounting plate 4 and the monitoring camera 6, and at the same time, the disassembly is convenient.

Working principle: the numerical control machine tool spindle state monitoring device is characterized in that when in use, by pinching two pull plates 408, at the moment, a side plate 406 drives a sleeve plate 405 to move, the sleeve plate 405 moves at the outer end of a round rod 403 and is contracted against a spring 404, at the moment, a plug rod 409 is flush with the side end of a mounting plate 4, at the moment, the mounting plate 4 is placed in a mounting groove 101, when the top end of the mounting plate 4 is flush with the top end of the inner side of the mounting groove 101, the pull plates 408 are loosened, at the moment, the spring 404 rebounds against the sleeve plate 405 and the side plate 406, the plug rod 409 is inserted into a jack 102 at the side end of the mounting groove 101 to limit the jack 102, at the moment, a monitoring camera 6 is initially installed inside a spindle box 1, in order to further fix the mounting plate 4, a screw is connected to the side end of the two pull plates 408 from a left side vertical plate 5 in a threaded manner, finally, the screw is connected to the side end of the right vertical plate 5, then the screw is fixed through the nut 503, the mounting fixity of the mounting plate 4 and the monitoring camera 6 is improved, meanwhile, the screw is convenient to detach, the monitoring camera 6 faces the inside of the main shaft box 1, the main shaft body 3 inside the main shaft box 1 can be monitored through the monitoring camera 6, the rotation condition of the main shaft body 3 in the main shaft box 1 can be monitored in real time, the situation that when the main shaft body 3 breaks and the like in the main shaft box 1 is avoided, the screw cannot be found in time when the main shaft body 3 needs to be overhauled in time, the damage of the whole equipment caused by the fact that the breakage and the like in the main shaft body 3 are not found is avoided, and the monitoring camera 6 can be conveniently mounted in the main shaft box 1 through the cooperation of the small monitoring camera 6 and the mounting plate 4.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting.

Claims

1. The utility model provides a digit control machine tool main shaft state monitoring device, includes headstock (1), mounting groove (101) have been seted up on the top of headstock (1), jack (102) have all been seted up to two side about the inside of mounting groove (101), main shaft connector (2) are installed to the outside side of headstock (1), install main shaft body (3) in headstock (1), the position fixedly connected with a plurality of riser (5) that headstock (1) top is close to mounting groove (101), adjacent two be equipped with fixed establishment between riser (5), its characterized in that: the inside of mounting groove (101) is equipped with mounting panel (4), the bottom fixed mounting of mounting panel (4) has surveillance camera head (6), a plurality of rectangle groove (401) have been seted up downwards on the top of mounting panel (4), every the inside in rectangle groove (401) all is equipped with stop gear.

2. The numerical control machine tool spindle state monitoring device according to claim 1, wherein: stop gear includes horizontal groove (402), the side in rectangle groove (401) is seted up in horizontal groove (402), fixedly connected with round bar (403) between the inside side in horizontal groove (402), the outer pot head of round bar (403) is equipped with spring (404), the outer pot head of round bar (403) is equipped with sleeve board (405), the side fixed connection curb plate (406) of sleeve board (405), slider (407) are being connected to the side of curb plate (406), the top fixedly connected with arm-tie (408) of curb plate (406), inserted bar (409) are being connected to the side of curb plate (406).

3. The numerical control machine tool spindle state monitoring device according to claim 2, wherein: the inserting rod (409) is inserted at the side end of the mounting plate (4) and extends to be inserted into the inserting hole (102).

4. A numerical control machine tool spindle status monitoring device according to claim 3, characterized in that: the diameter of the end face of the inserting rod (409) is the same as the diameter of the inserting hole (102).

5. The numerical control machine tool spindle state monitoring device according to claim 2, wherein: the side end of the rectangular groove (401) is provided with a sliding groove, and the sliding groove is formed in a T shape.

6. The numerical control machine tool spindle state monitoring device according to claim 2, wherein: the sliding block (407) is in T-shaped arrangement, and the sliding block (407) is connected in the sliding groove in a sliding way.

7. The numerical control machine tool spindle state monitoring device according to claim 1, wherein: the fixing mechanism comprises a rotating plate (501), the rotating plate (501) is arranged at the side end of the vertical plate (5), the side end of the rotating plate (501) is fixedly connected with a screw rod (502), the screw rod (502) is connected to the side end of the vertical plate (5) in a threaded mode, and the outer end of the screw rod (502) is connected with a nut (503) in a threaded mode.