CN209867384U

CN209867384U - Lathe cuts off blanking protection device

Info

Publication number: CN209867384U
Application number: CN201920804450.4U
Authority: CN
Inventors: 韩勇娜
Original assignee: Taizhou Secondary Vocational Technical School
Current assignee: Taizhou Secondary Vocational Technical School
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2019-12-31
Anticipated expiration: 2029-05-30

Abstract

The utility model provides a lathe cuts off blanking protection device belongs to lathe work technical field. The blanking device solves the technical problems that when a workpiece is cut off in the existing turning, the blanking easily collides with an iron scrap collecting disc and the like. The cutting-off and blanking protection device for the lathe is characterized by comprising a first roller which is rotatably arranged on a first fork frame, a second roller which is rotatably arranged on a second fork frame, the first fork frame is fixedly connected with a first rotating handle, the second fork frame is fixedly connected with a second rotating handle, a first meshing tooth is arranged at the bottom end of the first rotating handle, a second meshing tooth is arranged at the bottom end of the second rotating handle, the device further comprises a U-shaped frame, the U-shaped frame is provided with a U-shaped opening with an upward opening, one meshing tooth at the bottom end of the first rotating handle is rotatably arranged in the U-shaped opening, a second meshing tooth at the bottom end of the second rotating handle is rotatably arranged in the U-shaped opening, the first meshing tooth and the second meshing tooth are mutually meshed, a telescopic rod is fixedly arranged. The utility model has the advantages of simple structure, convenient use, etc.

Description

Lathe cuts off blanking protection device

Technical Field

The utility model belongs to the technical field of the lathe work, a lathe cuts off blanking protection device is related to.

Background

When cutting off the turning to the work piece on the lathe, the part that the work piece cut off directly drops on the iron fillings catch tray of lathe, causes the striking to the iron fillings catch tray, damages iron fillings catch tray, especially to the great work piece of diameter, its weight is heavier, smashes out a pit to the iron fillings catch tray easily, but also sends great impact sound, influences normal production order. The way commonly used at present is, cushion a plank between two guide rails of lathe, make the work piece cut off the material that drops and fall on the plank, avoid directly producing the impact to iron fillings catch tray, but to the heavier blanking that cuts off, the plank also often can't bear the striking many times, make the plank smashed by a crashing object, and because the blanking that cuts off is cylindrical, roll to iron fillings catch tray from the plank easily, cause the striking damage to iron fillings catch tray, in addition, the plank is put up on the guide rail, cause the impact of blanking, cause the damage to the guide rail that has the high accuracy requirement easily.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a lathe and cut off blanking protection device, solved the problem that exists in the background art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a lathe cuts off blanking protection device, its characterized in that, including rotating the roller I that sets up on crotch one, rotate the roller II that sets up on crotch two, crotch one fixed connection rotates handle one, crotch two fixed connection rotates handle two, and the bottom of rotating handle one has meshing tooth one, and the bottom of rotating handle two has meshing tooth two, and this device still includes the U-shaped frame, and the U-shaped frame has the U mouth that the opening faces upward, a meshing tooth of rotating handle one bottom rotates and sets up in the U mouth, and the meshing tooth two of rotating handle two bottoms rotate and set up in the U mouth, and meshing tooth one and meshing tooth mutually engage, the bottom mounting of U-shaped frame has the telescopic link, and the bottom mounting of telescopic link has the base, and this device still includes the stop gear who makes rotation handle one rotate the location in the U mouth.

The working principle is as follows: the base of the device is placed on a saddle of a lathe, the height of the telescopic rod is adjusted, the opening angle of the first rotating handle and the second rotating handle is adjusted, so that the first roller and the second roller are abutted against the cylindrical surface of the part to be cut of the workpiece, because the first meshing tooth is meshed with the second meshing tooth, the first rotating handle and the second rotating handle are mutually connected and rotate, when the first rotating handle is positioned in the U-shaped opening by the limiting mechanism, the second rotating handle is also positioned at the same time, so that the angle formed by the first rotating handle and the second rotating handle is fixed, the first roller and the second roller are always abutted against the cylindrical surface of the part to be cut of the workpiece, the lathe is started to cut off, the first roller and the second roller simultaneously support the workpiece to rotate while the workpiece rotates, when the workpiece is completely cut off, the cut-off materials are supported on the first roller and the second roller, so that the cut-off materials are prevented from directly falling on the scrap iron collecting tray.

The limiting mechanism comprises an arc-shaped limiting groove formed in the U-shaped frame, a limiting hole is formed in the first rotating handle, the limiting hole is opposite to the limiting groove, a locking bolt is arranged in the limiting hole and the limiting groove in a penetrating mode, and a locking nut is screwed on the end portion of the locking bolt. When the first rotating handle rotates, the locking bolt penetrating through the limiting groove slides along the limiting groove, and when the first rotating handle needs to be positioned, the locking nut is locked, so that the side wall of the first rotating handle abuts against the inner wall of the U-shaped opening of the U-shaped frame, and the first rotating handle is positioned.

And a barrier strip is rotatably arranged on the side part of the fork frame I. The barrier strip is used for resisting the cut materials and preventing the cut materials from sliding off from the first roller and the second roller in the lateral direction. The purpose of the blocking strip rotating arrangement is to enable the blocking strip to rotate to a proper angle to block the broken materials on the first roller and the second roller when the first rotating handle and the second rotating handle are opened at different angles, so that the lateral sliding is prevented.

Above-mentioned telescopic link includes sub-pole and female pole, and sub-pole wears to establish in female pole, and the lateral wall of female pole is provided with locking screw, the top of sub-pole with the bottom mounting of U-shaped frame, the bottom of female pole with the top surface of base is fixed. The sub-rod stretches out and draws back in the female rod, locks the sub-rod in the female rod through the locking screw.

And a magnet is fixed on the bottom surface of the base. The base is stably fixed on the saddle through the magnetic attraction effect of the magnet on the saddle.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses, make the worker material that cuts off stop on roller one and roller two, prevent to drop on iron fillings cell-phone dish, avoided causing the striking damage to iron fillings catch tray.

2. The utility model discloses, it is adjustable to rotate handle one and rotate two contained angles of handle, makes roller one and two open distances of roller adjustable, and the work piece of different diameters size is supported in the adaptation.

3. The utility model discloses, adsorb through the base that is equipped with magnet and fix on the saddle, have convenient to use's advantage.

4. The utility model discloses, be applicable to most of lathes, have simple structure, extensive applicability's advantage.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the explosion structure of the present invention.

Fig. 3 is a schematic structural diagram of the base of the present invention.

Fig. 4 is a schematic view of the present invention supporting a workpiece to be cut during use.

In the figure, 1, fork one; 2. a first roller; 3. a fork frame II; 4. a second roller; 5. rotating the first handle; 5a, limiting holes; 6. rotating a second handle; 7. meshing a first gear; 8. a second meshing tooth; 9. a U-shaped frame; 9a and a U port; 9b, a limiting groove; 10. a telescopic rod; 10a, sub-rods; 10b, a female rod; 11. a base; 12. locking the bolt; 13. locking the nut; 14. blocking strips; 15. locking the screw; 16. a magnet; 17. a first pin shaft; 18. and a second pin shaft.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, a lathe cut-off blanking protection device is characterized by comprising a roller I2 rotatably arranged on a fork I1, a roller II 4 rotatably arranged on a fork II 3, the fork I1 is fixedly connected with a rotating handle I5, the fork II 3 is fixedly connected with a rotating handle II 6, the bottom end of the rotating handle I5 is provided with a meshing tooth I7, the bottom end of the rotating handle II 6 is provided with a meshing tooth II 8, the device further comprises a U-shaped frame 9, the U-shaped frame 9 is provided with a U-shaped opening 9a with an upward opening, the meshing tooth I7 at the bottom end of the rotating handle I5 is rotatably arranged in the U-shaped opening 9a through a pin shaft I17, the meshing tooth II 8 at the bottom end of the rotating handle II 6 is rotatably arranged in the U-shaped opening 9a through a pin II 18, the meshing tooth I7 and the meshing tooth II 8 are mutually meshed, a telescopic rod 10 is fixed at the bottom end of the U-shaped frame 9, a base 11 is fixed at the bottom end of the telescopic rod 10, and the device further comprises.

The base 11 of the device is placed on a saddle of a lathe, the height of a telescopic rod 10 is adjusted, the opening angle of a first rotating handle 5 and a second rotating handle 6 is adjusted, as shown in figure 4, the first roller 2 and the second roller 4 are enabled to be abutted against the cylindrical surface of a part 19 to be cut of a workpiece, as a first meshing tooth 7 and a second meshing tooth 8 are meshed with each other, the first rotating handle 5 and the second rotating handle 6 are mutually linked and rotated, when a limiting mechanism positions the first rotating handle 5 in a U-shaped opening 9a, the second rotating handle 6 is simultaneously positioned, the angle formed by the first rotating handle 5 and the second rotating handle 6 is fixed, the first roller 2 and the second roller 4 are enabled to be always abutted against the cylindrical surface of the part to be cut of the workpiece, the cutting operation is started, the first roller 2 and the second roller 4 simultaneously support the workpiece to rotate while the workpiece is rotated, when the workpiece is completely cut, the cut part of the lathe is supported on the first roller 2 and the second roller 4, the direct dropping of the cut materials on the scrap iron collecting tray is avoided.

The limiting mechanism comprises an arc-shaped limiting groove 9b formed in the U-shaped frame 9, a limiting hole 5a is formed in the first rotating handle 5, the limiting hole 5a is opposite to the limiting groove 9b, a locking bolt 12 is arranged in the limiting hole 5a and the limiting groove 9b in a penetrating mode, and a locking nut 13 is screwed on the end portion of the locking bolt 12.

The side part of the fork frame I1 is rotatably provided with a barrier strip 14, and the barrier strip 14 is riveted with the side part of the frame I through a rivet, so that the barrier strip 14 can be rotated and positioned.

The telescopic rod 10 comprises a sub rod 10a and a mother rod 10b, the sub rod 10a penetrates through the mother rod 10b, a locking screw 15 is arranged on the side wall of the mother rod 10b, the top end of the sub rod 10a is fixed with the bottom end of the U-shaped frame 9, and the bottom end of the mother rod 10b is fixed with the top surface of the base 11.

As shown in fig. 3, a magnet 16 is fixed on the bottom surface of the base 11, and in this embodiment, a groove is formed on the bottom surface of the base 11, and the magnet 16 is fixed in the groove such that the bottom surface of the magnet 16 is flush with the bottom surface of the base 11.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although 1, fork one is used more herein; 2. a first roller; 3. a fork frame II; 4. a second roller; 5. rotating the first handle; 5a, limiting holes; 6. rotating a second handle; 7. meshing a first gear; 8. a second meshing tooth; 9. a U-shaped frame; 9a and a U port; 9b, a limiting groove; 10. a telescopic rod; 10a, sub-rods; 10b, a female rod; 11. a base; 12. locking the bolt; 13. locking the nut; 14. blocking strips; 15. locking the screw; 16. a magnet; 17. a first pin shaft; 18. pin, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A lathe cutting and blanking protection device is characterized by comprising a first roller (2) rotatably arranged on a first fork frame (1), a second roller (4) rotatably arranged on a second fork frame (3), the first fork frame (1) is fixedly connected with a first rotating handle (5), the second fork frame (3) is fixedly connected with a second rotating handle (6), the bottom end of the first rotating handle (5) is provided with a first meshing tooth (7), the bottom end of the second rotating handle (6) is provided with a second meshing tooth (8), the device further comprises a U-shaped frame (9), the U-shaped frame (9) is provided with a U opening (9a) with an upward opening, the first meshing tooth (7) at the bottom end of the first rotating handle (5) is rotatably arranged in the U opening (9a), the second meshing tooth (8) at the bottom end of the second rotating handle (6) is rotatably arranged in the U opening (9a), the first meshing tooth (7) and the second meshing tooth (8) are mutually meshed, a telescopic rod (10) is fixedly arranged at the bottom end of the U-shaped frame (9, the bottom end of the telescopic rod (10) is fixed with a base (11), and the device also comprises a limiting mechanism which enables the first rotating handle (5) to rotate and be positioned in the U-shaped opening (9 a).

2. A lathe cut-off blanking protection device as claimed in claim 1, wherein the limiting mechanism comprises an arc-shaped limiting groove (9b) formed in the U-shaped frame (9), the first rotating handle (5) is provided with a limiting hole (5a), the limiting hole (5a) is opposite to the limiting groove (9b), a locking bolt (12) penetrates through the limiting hole (5a) and the limiting groove (9b), and a locking nut (13) is screwed at the end of the locking bolt (12).

3. A lathe cut-off blanking protection device according to claim 1, characterized in that the side of the fork (1) is provided with a stop bar (14) in a rotating manner.

4. The lathe cutting and blanking protection device as claimed in claim 1, wherein the telescopic rod (10) comprises a sub-rod (10a) and a female rod (10b), the sub-rod (10a) is arranged in the female rod (10b) in a penetrating mode, a locking screw (15) is arranged on the side wall of the female rod (10b), the top end of the sub-rod (10a) is fixed to the bottom end of the U-shaped frame (9), and the bottom end of the female rod (10b) is fixed to the top face of the base (11).

5. A lathe cut-off blanking protection device as claimed in claim 1, characterized in that a magnet (16) is fixed to the bottom surface of the base (11).