CN210548137U

CN210548137U - High-precision positioning working device for lathe fixture

Info

Publication number: CN210548137U
Application number: CN201921159572.9U
Authority: CN
Inventors: 张志云
Original assignee: Mianyang Yunfei Precision Machinery Co ltd
Current assignee: Mianyang Yunfei Precision Machinery Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-05-19
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a high accuracy positioning device for turning attachment, place platform, work piece processing platform and press from both sides and get the mechanism including bottom plate, work piece, the bottom plate outer wall is provided with control switch and alarm, the work piece is placed the platform and is all set up at the bottom plate top with work piece processing platform, bottom plate one side top is provided with first limiting plate, the bottom plate is kept away from first limiting plate top and is provided with the second limiting plate, second limiting plate one side is kept away from to first limiting plate is provided with step motor, the top is provided with the lead screw between first limiting plate and the second limiting plate. The utility model discloses a motor drives a plurality of infrared locator and rotates for the location effect of device is better, thereby has accelerated work efficiency, realizes simultaneously through setting up alarm, head rod, buffer spring, spout, slider, second connecting rod, contact plate and pressure sensor can automatic alarm under the work piece suffers abnormal pressure state, is favorable to the protection to the work piece.

Description

High-precision positioning working device for lathe fixture

Technical Field

The utility model relates to a field specifically is a high accuracy positioning work device for turning attachment.

Background

The lathe is the lathe that mainly carries out lathe processing with lathe sword pairing rotation's work piece, still can carry out corresponding processing with drill bit, reamer, screw tap, die and knurling tool etc. on the lathe, and it can divide into according to the processing needs of difference: the lathe comprises a common lathe, an automatic lathe, a multi-cutter semi-automatic lathe, a specialized lathe, a combined lathe and the like, wherein in the using process of the lathe, a machined workpiece needs to be positioned and clamped, and the positioning and clamping of the workpiece on the lathe are basically completed by a high-precision positioning working device for a lathe clamp at the present stage.

However, the conventional high-precision positioning device for lathe jigs has the following disadvantages:

1. the existing high-precision positioning working device for the lathe fixture is characterized in that an infrared positioner is adopted to position and clamp a workpiece needing to be machined, and due to limitation of the infrared positioner during use, the workpiece can be clamped wrongly, so that the workpiece can be clamped again, and the working efficiency is reduced.

2. The existing high-precision positioning working device for the lathe fixture has the defects of the structure, when a workpiece is clamped, the clamping device fails to work and can not feed back to an operator in time, and further the workpiece and a machine are possibly damaged, so that the workpiece is not protected favorably.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy location equipment for lathe fixture, it all adopts an infrared locator to carry out the work piece that processes to needs and fixes a position the clamp and get to have solved current high accuracy location equipment for lathe fixture, limitation when using because an infrared locator, and then lead to probably getting the mistake to the work piece clamp, thereby need press from both sides once more and get the operation, make the problem that work efficiency reduces, the defect of current high accuracy location equipment for lathe fixture because the structure itself is solved, when getting the clamp to the work piece, because press from both sides the device problem feed back that can not be timely of getting, and then probably cause the damage of work piece and machine, thereby be unfavorable for the problem to the protection to the work piece.

In order to achieve the above object, the utility model provides a following technical scheme: a high-precision positioning working device for a lathe fixture comprises a base plate, a workpiece placing table, a workpiece machining table and a clamping mechanism, wherein a control switch and an alarm are arranged on the outer wall of the base plate, the workpiece placing table and the workpiece machining table are arranged on the top of the base plate, a first limiting plate is arranged on the top of one side of the base plate, a second limiting plate is arranged on the top of the base plate away from the first limiting plate, a stepping motor is arranged on one side of the first limiting plate away from the second limiting plate, a lead screw is arranged on the top between the first limiting plate and the second limiting plate, one end of the lead screw away from the second limiting plate is connected with an output shaft of the stepping motor through a shaft coupling, a nut seat is arranged on the outer side of the lead screw, the nut seat is connected with the outer wall of the lead screw in a screwing mode, a groove is formed in the inner side of the bottom of the first connecting plate, an opening is formed in the bottom of the groove, a motor is arranged in the groove, the bottom of an output shaft of the motor penetrates through the opening, and the bottom of the output shaft of the motor is fixedly connected with the clamping mechanism;

the clamping mechanism is composed of a second connecting plate, an infrared positioner, a first fixing plate, a second fixing plate, an electric telescopic rod, a first clamping plate, a second clamping plate and a buffering assembly, the top of the second connecting plate is fixedly connected with the bottom of a motor output shaft, the infrared positioner is provided with a plurality of parts, the infrared positioner is arranged at the bottom of the second connecting plate, the fixing plates are arranged on two sides of the second connecting plate, the electric telescopic rod is arranged on one side of the first fixing plate, the output shaft of the electric telescopic rod is fixedly connected with the first clamping plate on one side of the first fixing plate, and the second clamping plate is connected with the second fixing plate through the buffering assembly.

Preferably, a plurality of mounting grooves have been seted up to second connecting plate bottom, infrared locator all sets up inside the mounting groove, and the setting of mounting groove does benefit to infrared locator's installation and dismantlement more.

Preferably, the workpiece placing table is arranged on one side close to the first limiting plate, the bottom of the workpiece placing table is fixedly connected with the top of the bottom plate, and the workpiece placing table is fixedly connected with the bottom plate, so that the workpiece placing table is more stable.

Preferably, the workpiece machining table is arranged on one side close to the second limiting plate, the bottom of the workpiece machining table is fixedly connected with the top of the bottom plate, and the workpiece machining table is fixedly connected with the bottom plate, so that the workpiece machining table is more stable.

Preferably, the buffer assembly is composed of a first connecting rod, a buffer spring, a sliding groove, a sliding block, a second connecting rod, a contact plate and a pressure sensor, the first connecting rod is fixedly connected with one side of the first clamping plate close to the second limiting plate, the buffer spring is arranged at the outer side of the first connecting rod, the sliding chute is arranged in the second limiting plate, the position of the sliding chute corresponds to the position of the first connecting rod, the sliding block is arranged in the sliding groove, one end of the first connecting rod close to the sliding groove is fixedly connected with the sliding block, one side of the sliding block, which is far away from the first connecting rod, is fixedly connected with a second connecting rod, one side of the second connecting rod, which is far away from the sliding block, is fixedly connected with a contact plate, the pressure sensor is fixedly arranged on the inner wall of one side, away from the contact plate, of the sliding groove, the pressure sensor is connected with the alarm through a wire, and the buffering assembly is arranged, so that the workpiece is protected when being clamped.

Preferably, first splint all are provided with the blotter with the second splint outer wall, the blotter adopts the memory sponge to make, through setting up the blotter, further is favorable to getting the protection of work piece to the clamp.

The utility model provides a high accuracy positioning work device for turning attachment possesses following beneficial effect:

(1) the utility model discloses a set up the cylinder, first connecting plate, a groove, a motor, second connecting plate and infrared locator, open the cylinder, make the output shaft of cylinder extend, make first connecting plate descend through the extension of output shaft, first connecting plate drives the second connecting plate and descends, close the cylinder when descending a locating position, then open motor and infrared locator, make the motor drive the second connecting plate through the output shaft and rotate, the inside infrared locator of mounting groove that the second connecting plate rotates and can make its bottom rotates, make a plurality of infrared locator place the bench work piece of treating processing to the work piece and carry out a lot of location through rotating, thereby the accuracy of location has been guaranteed, and then the work efficiency of device has been improved.

(2) The utility model is provided with the alarm, the first connecting rod, the buffer spring, the chute, the slide block, the second connecting rod, the contact plate and the pressure sensor, when the electric telescopic rod has problems and pushes the first clamping plate to move all the time, at the moment, the workpiece can move the first connecting rod at one side of the second clamping plate by applying abnormal pressure to the second clamping plate, the slide block can slide in the chute due to the movement of the first connecting rod, the contact plate can be driven by the second connecting rod to move, the pressure value is generated when the contact plate is contacted with the pressure sensor, when the set value of the pressure sensor is reached, the pressure sensor feeds back the electric signal to the alarm to realize alarm, thereby reminding the staff that the workpiece is under abnormal pressure in the clamping process, and leading the staff to close the electric push rod, the damage of the workpiece is avoided, thereby being beneficial to the protection of the workpiece.

Drawings

Fig. 1 is a schematic structural view of the gripping mechanism of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 1 according to the present invention;

fig. 4 is an enlarged view of the structure at B in fig. 2 according to the present invention.

In the figure: 1. a base plate; 2. a workpiece placing table; 3. a workpiece processing table; 4. a control switch; 5. an alarm; 6. a first limit plate; 7. a second limiting plate; 8. a stepping motor; 9. a screw rod; 10. a nut seat; 11. a cylinder; 12. a first connecting plate; 13. a groove; 14. a motor; 15. a second connecting plate; 16. an infrared locator; 17. a first fixing plate; 18. a second fixing plate; 19. an electric telescopic rod; 20. a first splint; 21. a second splint; 22. a placing groove; 23. a first connecting rod; 24. a buffer spring; 25. a chute; 26. a slider; 27. a second connecting rod; 28. a contact plate; 29. a pressure sensor; 30. a cushion pad.

Detailed Description

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

As shown in fig. 1-4, the utility model provides a technical solution: a high-precision positioning working device for a lathe fixture comprises a bottom plate 1, a workpiece placing table 2, a workpiece machining table 3 and a clamping mechanism, wherein a control switch 4 and an alarm 5 are arranged on the outer wall of the bottom plate 1, the workpiece placing table 2 and the workpiece machining table 3 are both arranged on the top of the bottom plate 1, a first limiting plate 6 is arranged on the top of one side of the bottom plate 1, a second limiting plate 7 is arranged on the top of the bottom plate 1 away from the first limiting plate 6, a stepping motor 8 is arranged on one side of the first limiting plate 6 away from the second limiting plate 7, a lead screw 9 is arranged on the top between the first limiting plate 6 and the second limiting plate 7, one end of the lead screw 9 away from the second limiting plate 7 is connected with an output shaft of the stepping motor 8 through a shaft coupler, a nut seat 10 is arranged on the outer side of the lead screw 9, the bottom of the nut seat 10 is fixedly connected with an air cylinder 11, the bottom of an output shaft of the air cylinder 11 is fixedly connected with a first connecting plate 12, a groove 13 is formed in the inner side of the bottom of the first connecting plate 12, an opening is formed in the bottom of the groove 13, a motor 14 is arranged inside the groove 13, the bottom of an output shaft of the motor 14 penetrates through the opening, and the bottom of the output shaft of the motor 14 is fixedly connected with a clamping mechanism;

the clamping mechanism is composed of a second connecting plate 15, an infrared positioner 16, a first fixing plate 17, a second fixing plate 18, an electric telescopic rod 19, a first clamping plate 20, a second clamping plate 21 and a buffer assembly, the top of the second connecting plate 15 is fixedly connected with the bottom of an output shaft of a motor 14, the infrared positioner 16 is provided with a plurality of infrared positioners 16, the infrared positioners 16 are all arranged at the bottom of the second connecting plate 15, the fixing plates are arranged at two sides of the second connecting plate 15, the electric telescopic rod 19 is arranged at one side of the first fixing plate 17, an output shaft of the electric telescopic rod 19 is fixedly connected with the first clamping plate 20 close to one side of the first fixing plate 17, and the second clamping plate 21 is connected with the second fixing plate 18 through the buffer assembly.

A plurality of mounting grooves 22 have been seted up to second connecting plate 15 bottom, infrared locator 16 all sets up inside mounting groove 22, through setting up mounting groove 22, and then makes infrared locator 16's installation and dismantlement more convenient.

The workpiece placing table 2 is arranged on one side close to the first limiting plate 6, the bottom of the workpiece placing table 2 is fixedly connected with the top of the bottom plate 1, and the bottom of the workpiece placing table 2 is fixedly connected with the top of the bottom plate 1, so that the workpiece placing table 2 is more stable in use.

The workpiece machining table 3 is arranged on one side close to the second limiting plate 7, the bottom of the workpiece machining table 3 is fixedly connected with the top of the bottom plate 1, and the bottom of the workpiece machining table is fixedly connected with the top of the bottom plate 1, so that the workpiece machining table 3 is more stable in use.

The buffer component comprises a first connecting rod 23, a buffer spring 24, a sliding groove 25, a sliding block 26, a second connecting rod 27, a contact plate 28 and a pressure sensor 29, the first connecting rod 23 and a first clamping plate 20 are close to one side of a second limiting plate 7 for fixed connection, the buffer spring 24 is arranged outside the first connecting rod 23, the sliding groove 25 is arranged inside the second limiting plate 7, the position of the sliding groove 25 corresponds to that of the first connecting rod 23, the sliding block 26 is arranged inside the sliding groove 25, one end of the first connecting rod 23 close to the sliding groove 25 is fixedly connected with the sliding block 26, one side of the sliding block 26 away from the first connecting rod 23 is fixedly connected with the second connecting rod 27, one side of the second connecting rod 27 away from the sliding block 26 is fixedly connected with the contact plate 28, the pressure sensor 29 is fixedly arranged on the inner wall of one side of the sliding groove 25 away from the contact plate 28, and the, when using electric putter to promote first splint 20 and lean on getting the work piece to second splint 21, make the first connecting rod 23 of second splint 21 one side remove, the removal of first connecting rod 23 leads to slider 26 to slide in spout 25 is inside, and then make second connecting rod 27 drive contact plate 28 and remove, contact pressure sensor 29 at contact plate 28 and produce the pressure value to it, when reaching pressure sensor 29's setting value, pressure sensor 29 gives alarm 5 realization through the signal of telecommunication feedback, and then can remind the staff work piece to receive unusual pressure at the clamp in-process of getting, make the staff can close electric putter, avoid the damage of work piece, thereby be favorable to the protection to the work piece.

First splint 20 and second splint 21 outer wall all are provided with blotter 30, blotter 30 adopts the memory sponge to make, through setting up blotter 30, and then when the work piece is got to the clamp, can protect the work piece to further be favorable to the protection to the work piece.

The working principle is as follows: when the device is used, the cylinder 11 is opened, the output shaft of the cylinder 11 is extended, the first connecting plate 12 is lowered through the extension of the output shaft, the first connecting plate 12 drives the second connecting plate 15 to descend, the cylinder 11 is closed when the output shaft descends to a certain position, then the motor 14 and the infrared positioner 16 are opened, the motor 14 drives the second connecting plate 15 to rotate through the output shaft, the infrared positioner 16 in the mounting groove at the bottom of the second connecting plate 15 can rotate through the rotation of the second connecting plate 15, the workpieces to be machined on the workpiece placing table 2 are positioned for multiple times through the rotation of the infrared positioners 16, the positioning accuracy is ensured, the working efficiency of the device is further improved, after the positioning is finished, the cylinder 11 is opened again, the cylinder 11 is extended continuously, when the first clamping plate 20 can contact the workpieces to be machined, when the cylinder 11 is closed, then the electric telescopic rod 19 is opened, so that the electric telescopic rod 19 drives the first clamping plate 20 to move through the output shaft, so that the workpiece can be clamped between the first clamping plate 20 and the second clamping plate 21, when the electric telescopic rod 19 has a problem and pushes the first clamping plate 20 to move all the time, at this time, the workpiece applies an abnormal pressure to the second clamping plate 21, so that the first connecting rod 23 on one side of the second clamping plate 21 moves, the movement of the first connecting rod 23 causes the sliding block 26 to slide inside the sliding groove 25, so that the second connecting rod 27 drives the contact plate 28 to move, when the contact plate 28 contacts the pressure sensor 29 to generate a pressure value, when the set value of the pressure sensor 29 is reached, the pressure sensor 29 feeds back to the alarm 5 through an electric signal to realize alarm, so as to remind a worker that the workpiece is subjected to the abnormal pressure in the clamping process, the electric push rod can be closed by workers, the damage to the workpiece is avoided, and the workpiece is protected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high accuracy positioning work device for lathe fixture, includes that bottom plate (1), work piece place platform (2), work piece processing platform (3) and press from both sides and get the mechanism, its characterized in that: the outer wall of the bottom plate (1) is provided with a control switch (4) and an alarm (5), the workpiece placing table (2) and the workpiece machining table (3) are arranged at the top of the bottom plate (1), the top of one side of the bottom plate (1) is provided with a first limiting plate (6), the top of the bottom plate (1), which is far away from the first limiting plate (6), is provided with a second limiting plate (7), one side of the first limiting plate (6), which is far away from the second limiting plate (7), is provided with a stepping motor (8), the top between the first limiting plate (6) and the second limiting plate (7) is provided with a lead screw (9), one end, which is far away from the second limiting plate (7), of the lead screw (9) is connected with an output shaft of the stepping motor (8) through a shaft coupler, the outer side of the lead screw (9) is provided with a nut seat (10), and the, the bottom of the nut seat (10) is fixedly connected with an air cylinder (11), the bottom of an output shaft of the air cylinder (11) is fixedly connected with a first connecting plate (12), a groove (13) is formed in the inner side of the bottom of the first connecting plate (12), an opening is formed in the bottom of the groove (13), a motor (14) is arranged in the groove (13), the bottom of the output shaft of the motor (14) penetrates through the opening, and the bottom of the output shaft of the motor (14) is fixedly connected with a clamping mechanism;

the clamping mechanism consists of a second connecting plate (15), an infrared positioner (16), a first fixing plate (17), a second fixing plate (18), an electric telescopic rod (19), a first clamping plate (20), a second clamping plate (21) and a buffer component, the top of the second connecting plate (15) is fixedly connected with the bottom of an output shaft of the motor (14), a plurality of infrared positioners (16) are arranged, and the infrared locators (16) are all arranged at the bottom of the second connecting plate (15), the fixing plates are arranged at two sides of the second connecting plate (15), the electric telescopic rod (19) is arranged at one side of the first fixing plate (17), the output shaft of the electric telescopic rod (19) is fixedly connected with one side of the first clamping plate (20) close to the first fixing plate (17), the second clamping plate (21) is connected with the second fixing plate (18) through a buffer component.

2. The high-precision positioning work apparatus for the lathe jig according to claim 1, wherein: a plurality of mounting grooves (22) are formed in the bottom of the second connecting plate (15), and the infrared positioner (16) is arranged inside the mounting grooves (22).

3. The high-precision positioning work apparatus for the lathe jig according to claim 1, wherein: the workpiece placing table (2) is arranged on one side close to the first limiting plate (6), and the bottom of the workpiece placing table (2) is fixedly connected with the top of the bottom plate (1).

4. The high-precision positioning work apparatus for the lathe jig according to claim 1, wherein: the workpiece machining table (3) is arranged on one side close to the second limiting plate (7), and the bottom of the workpiece machining table (3) is fixedly connected with the top of the bottom plate (1).

5. The high-precision positioning work apparatus for the lathe jig according to claim 1, wherein: the buffer assembly comprises a first connecting rod (23), a buffer spring (24), a sliding groove (25), a sliding block (26), a second connecting rod (27), a contact plate (28) and a pressure sensor (29), the first connecting rod (23) and a first clamping plate (20) are close to one side of a second limiting plate (7) for fixed connection, the buffer spring (24) is arranged outside the first connecting rod (23), the sliding groove (25) is arranged inside the second limiting plate (7), the position of the sliding groove (25) corresponds to that of the first connecting rod (23), the sliding block (26) is arranged inside the sliding groove (25), the first connecting rod (23) is close to one end of the sliding groove (25) and fixedly connected with the sliding block (26), the sliding block (26) is far away from one side of the first connecting rod (23) and fixedly connected with the second connecting rod (27), the second connecting rod (27) is far away from one side of the sliding block (26) and fixedly connected with the contact plate (28), the pressure sensor (29) is fixedly arranged on the inner wall of the sliding groove (25) far away from the contact plate (28), and the pressure sensor (29) is connected with the alarm (5) through a wire.

6. The high-precision positioning work apparatus for the lathe jig according to claim 1, wherein: the outer walls of the first clamping plate (20) and the second clamping plate (21) are respectively provided with a buffer pad (30), and the buffer pads (30) are made of memory sponge.