CN215698053U

CN215698053U - Parallel cutter structure for turning high-precision bearing

Info

Publication number: CN215698053U
Application number: CN202121714173.1U
Authority: CN
Inventors: 陈婷; 张凯军; 王广伟
Original assignee: Wuxi Fuwangde Technology Co ltd
Current assignee: Wuxi Fuwangde Technology Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-02-01
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a parallel cutter structure for turning a high-precision bearing, which comprises a clamping block and two cutter bodies, wherein two cutter grooves are formed in one side of the clamping block, the two cutter bodies are respectively positioned in the two cutter grooves and are in sliding connection with the cutter grooves, threaded grooves are formed in one ends of the two cutter bodies positioned in the cutter grooves, and two through holes are formed in one side of the clamping block away from the two cutter grooves. According to the bearing turning machine, the clamping block, the two cutter grooves, the two cutter bodies, the two threaded rods, the two driven gears, the two driving gears and the rotating shaft are arranged, so that the two cutter bodies are connected in parallel in the clamping block, when the cutter needs to be replaced in the bearing turning process, the two cutter bodies can retract into the cutter grooves or extend out of the cutter grooves by rotating the rotating shaft, the position of the two cutter bodies is further exchanged, the cutter bodies do not need to be frequently replaced to complete machining operation, and the machining efficiency can be greatly improved.

Description

Parallel cutter structure for turning high-precision bearing

Technical Field

The utility model relates to the technical field of lathe cutters, in particular to a parallel cutter structure for turning a high-precision bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. The sliding bearing is not divided into an inner ring and an outer ring and has no rolling body, and is generally made of wear-resistant materials. The lubricating oil is usually used for mechanical rotating parts with low speed, light load, lubricating oil filling and difficult maintenance. Since the bearing serves as a very important part in the machine, the bearing side needs to be turned by a high-precision lathe when the bearing is produced and processed.

When the existing lathe turns the bearing, only one cutter can be installed on the lathe, when different cutters are needed to machine the bearing, the cutter needs to be continuously replaced or the cutter rest needs to be rotated, then machining is continuously carried out, the process is time-consuming, and machining efficiency is delayed, so that the utility model provides the parallel cutter structure for turning the high-precision bearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a parallel cutter structure for turning a high-precision bearing.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a high accuracy bearing turning is with parallelly connected cutter structure, includes clamping piece and two cutter bodies, two cutter grooves have been seted up to clamping piece one side, two the cutter body be located two cutter inslot portions respectively and with cutter groove sliding connection, two the thread groove has all been seted up to the one end that the cutter body is located the cutter inslot, two fenestrations have been seted up to one side that two cutter grooves were kept away from to the clamping piece the perforation internal rotation is connected with two threaded rods, two the threaded rod is located two driven gears of the outer one end fixedly connected with of clamping piece, two movable chamber has all been seted up to cutter groove one side, movable chamber inside is equipped with block mechanism, two the card hole has all been seted up to one side that the cutter body is close to movable chamber.

Furthermore, two the cutter body all includes handle of a knife and tool bit, the tool bit passes through screw and handle of a knife fixed connection.

Furthermore, two the screw thread on the threaded rod is opposite and is connected with the thread groove rotation on two cutter bodies respectively, one side that clamping piece lateral wall is close to driven gear rotates and is connected with the pivot, pivot fixed surface overlaps there is the driving gear, two driven gear all is connected with the driving gear meshing.

Furthermore, one end of the rotating shaft, which is far away from the clamping block, is fixedly connected with a hand wheel, and anti-skid grains are arranged on the surface of the hand wheel.

Further, two the spout has all been seted up to cutter inslot roof and interior diapire, two the equal fixedly connected with slider in cutter body top and bottom, slider and spout sliding connection.

Further, block mechanism includes bolt, limiting plate and spring, the activity chamber is run through with activity chamber sliding connection and both ends to the bolt, limiting plate and spring all are located the activity intracavity portion, limiting plate and bolt fixed connection, the spring both ends respectively with limiting plate and activity intracavity lateral wall fixed connection, the bolt is located the one end and the card hole block of cutter inslot.

Furthermore, the top end of the clamping block is connected with a connecting rod.

The utility model has the beneficial effects that:

1. when the tool is used, the clamping block, the two tool grooves, the two tool bodies, the two threaded rods, the two driven gears, the two driving gears and the rotating shaft are arranged, so that the two tool bodies are connected in parallel in the clamping block, when the tool needs to be replaced in the process of turning the bearing, the two tool bodies can retract into the tool grooves or extend out of the tool grooves by rotating the rotating shaft, the position exchange of the two tool bodies is further realized, the tool bodies do not need to be frequently replaced to complete machining operation, and the machining efficiency can be greatly improved.

2. When the tool body is used, the clamping mechanism and the clamping hole are arranged, the clamping structure comprises the bolt, the limiting plate and the spring, the tool body extending out of the tool groove can be fixed in a mode that the bolt is clamped with the clamping hole, and the turning effect is prevented from being influenced by movement of the tool body in the machining process.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a side cross-sectional view of the present invention;

FIG. 3 is a cross-sectional top view of the present invention;

fig. 4 is an enlarged view of the utility model at a.

Illustration of the drawings:

1. installing a clamping block; 2. a cutter groove; 3. a cutter body; 301. a knife handle; 302. a cutter head; 4. a thread groove; 5. perforating; 6. a threaded rod; 7. a driven gear; 8. a rotating shaft; 9. a driving gear; 10. a hand wheel; 11. a slider; 12. a chute; 13. a movable cavity; 14. a clamping mechanism; 141. a bolt; 142. a limiting plate; 143. a spring; 15. a clamping hole; 16. a connecting rod.

Detailed Description

As shown in fig. 2 and 4, a parallelly connected cutter structure is used in turning of high accuracy bearing is related to, including clamping piece 1 and two cutter bodies 3, two cutter grooves 2 have been seted up to clamping piece 1 one side, two cutter bodies 3 be located two cutter grooves 2 inside respectively and with cutter groove 2 sliding connection, thread groove 4 has all been seted up to the one end that two cutter bodies 3 are located cutter groove 2, clamping piece 1 keeps away from one side of two cutter grooves 2 and has seted up two perforation 5, two perforation 5 internal rotations are connected with two threaded rods 6, two threaded rods 6 are located two driven gears 7 of the outer one end fixedly connected with of clamping piece 1, activity chamber 13 has all been seted up to two cutter grooves 2 one side, the inside block mechanism 14 that is equipped with in activity chamber 13, card hole 15 has all been seted up to one side that two cutter bodies 3 are close to activity chamber 13.

As shown in fig. 1, each of the two tool bodies 3 includes a tool shank 301 and a tool bit 302, and the tool bit 302 is fixedly connected to the tool shank 301 by a screw, so that the tool bit 302 can be detached from the tool shank 301, and the tool bit 302 can be replaced conveniently. The top end of the clamping block 1 is connected with a connecting rod 16, so that the cutter structure can be conveniently installed on a lathe through the connecting rod 16.

As shown in fig. 2, the threads on the two threaded rods 6 are opposite and are respectively rotatably connected with the thread grooves 4 on the two cutter bodies 3, one side of the outer side wall of the clamping block 1, which is close to the driven gear 7, is rotatably connected with a rotating shaft 8, the surface of the rotating shaft 8 is fixedly sleeved with a driving gear 9, and the two driven gears 7 are respectively meshed with the driving gear 9. One end of the rotating shaft 8, which is far away from the clamping block 1, is fixedly connected with a hand wheel 10, and anti-skid lines are arranged on the surface of the hand wheel 10, so that the hand wheel 10 is rotated to drive the two threaded rods 6 to rotate, and further the two cutter bodies 3 move in the two cutter grooves 2 in an opposite manner. Spout 12 has all been seted up to roof and interior bottom wall in two cutter grooves 2, and the equal fixedly connected with slider 11 in 3 tops of two cutter bodies and bottom, slider 11 and spout 12 sliding connection for two cutter bodies 3 can be more stable that remove in cutter groove 2.

As shown in fig. 3 and 4, the clamping mechanism 14 includes a latch 141, a limiting plate 142 and a spring 143, the latch 141 is slidably connected to the movable cavity 13, and two ends of the latch 141 penetrate through the movable cavity 13, the limiting plate 142 and the spring 143 are both located inside the movable cavity 13, the limiting plate 142 is fixedly connected to the latch 141, two ends of the spring 143 are respectively fixedly connected to inner side walls of the limiting plate 142 and the movable cavity 13, one end of the latch 141 located in the tool slot 2 is clamped to the clamping hole 15, and the tool body 3 moved out of the tool slot 2 is conveniently fixed.

When in use: the tool structure is fixed on a lathe through a connecting rod 16, then one of the tool bodies 3 on the structure is selected according to the turning requirement, and then two plug pins 141 are pulled outwards simultaneously to be separated from the clamping holes 15 on the tool body 3. Then, the hand wheel 10 is rotated to drive the rotating shaft 8 and the driving gear 9 to rotate, through the engagement of the driving gear 9 and the two driven gears 7, the two threaded rods 6 can also rotate, the surface threads of the two threaded rods 6 are opposite, and the two threaded rods 6 are respectively rotatably connected with the thread grooves 4 on the two cutter bodies 3, so that the two cutter bodies 3 can reversely move in the cutter grooves 2, the cutter bodies 3 which need to be used can move out of the cutter grooves 2, the cutter bodies 3 which do not need to be used can retract into the cutter grooves 2, then the two bolts 141 are loosened, one of the bolts 141 can reset under the elastic force action of the spring 143 and is clamped with the clamping hole 15 on the extended cutter body 3, and at the moment, the cutter bodies 3 are fixed outside the clamping block 1 and can be used for turning. When another tool body 3 needs to be used, the two pins 141 are pulled similarly, and then the hand wheel 10 is rotated reversely, so that the two tool bodies 3 can be replaced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a high accuracy bearing turning is with parallelly connected cutter structure, includes clamping block (1) and two cutter body (3), its characterized in that: two cutter grooves (2) are formed in one side of the clamping block (1), two cutter bodies (3) are respectively positioned in the two cutter grooves (2) and are in sliding connection with the cutter grooves (2), threaded grooves (4) are formed in one ends of the two cutter bodies (3) positioned in the cutter grooves (2), one side of the clamping block (1) far away from the two cutter grooves (2) is provided with two through holes (5), the two through holes (5) are rotationally connected with two threaded rods (6), one end of each threaded rod (6) positioned outside the clamping block (1) is fixedly connected with two driven gears (7), one side of each cutter groove (2) is provided with a movable cavity (13), the movable cavity (13) is internally provided with a clamping mechanism (14), and clamping holes (15) are formed in one side, close to the movable cavity (13), of the two cutter bodies (3).

2. The parallel tool structure for high-precision bearing turning according to claim 1, wherein: the two cutter bodies (3) respectively comprise a cutter handle (301) and a cutter head (302), and the cutter head (302) is fixedly connected with the cutter handle (301) through a screw.

3. The parallel tool structure for high-precision bearing turning according to claim 1, wherein: two screw thread on threaded rod (6) is opposite and rotate with thread groove (4) on two cutter bodies (3) respectively and be connected, one side that clamping piece (1) lateral wall is close to driven gear (7) is rotated and is connected with pivot (8), pivot (8) fixed surface cover has driving gear (9), two driven gear (7) all are connected with driving gear (9) meshing.

4. The parallel tool structure for high-precision bearing turning according to claim 3, wherein: one end of the rotating shaft (8) far away from the clamping block (1) is fixedly connected with a hand wheel (10), and anti-skid grains are arranged on the surface of the hand wheel (10).

5. The parallel tool structure for high-precision bearing turning according to claim 1, wherein: two spout (12), two have all been seted up to roof and interior diapire in cutter groove (2) the equal fixedly connected with slider (11) in cutter body (3) top and bottom, slider (11) and spout (12) sliding connection.

6. The parallel tool structure for high-precision bearing turning according to claim 1, wherein: block mechanism (14) include bolt (141), limiting plate (142) and spring (143), bolt (141) and activity chamber (13) sliding connection and both ends run through activity chamber (13), limiting plate (142) and spring (143) all are located activity chamber (13) inside, limiting plate (142) and bolt (141) fixed connection, spring (143) both ends respectively with limiting plate (142) and activity chamber (13) inside wall fixed connection, bolt (141) are located the one end and the block hole (15) block in cutter groove (2).

7. The parallel tool structure for high-precision bearing turning according to claim 1, wherein: the top end of the clamping block (1) is connected with a connecting rod (16).