CN212145526U

CN212145526U - Turntable mounting structure of machine tool

Info

Publication number: CN212145526U
Application number: CN202020792941.4U
Authority: CN
Inventors: 陈云法
Original assignee: Zhejiang Shuangzheng Technology Co ltd
Current assignee: Zhejiang Shuangzheng Technology Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-12-15
Anticipated expiration: 2030-05-13

Abstract

The utility model provides a carousel mounting structure of lathe belongs to lathe technical field. It has solved the relatively poor problem of current lathe commonality. This carousel mounting structure of lathe sets up the mounting hole that can supply the carousel to wear to establish on the lathe, and this carousel mounting structure is including setting up the bearing mount pad between carousel and lathe, and the bearing mount pad is worn to establish in the mounting hole, has seted up spacing step on the carousel, and the one end of bearing mount pad can be leaned on and link firmly with spacing step counterbalance, is equipped with the location step on the other end of bearing mount pad, and the lathe can lean on and link firmly with the location step with location step counterbalance. The turntable mounting structure of the machine tool does not need to improve the machine tool, saves the cost for improving the machine tool, and also ensures that the machine tool has better universality.

Description

Turntable mounting structure of machine tool

Technical Field

The utility model belongs to the technical field of the lathe, a carousel mounting structure of lathe is related to.

Background

The existing workpiece is often placed in a machine tool for processing, when the workpiece needs to be drilled or tapped, a turntable needs to be arranged on the machine tool, the main shaft and a compound disc are driven by an inner core of the turntable to rotate so as to process the workpiece, and a shell of the turntable is usually fixedly connected to the machine tool so as to position the turntable.

For example, the chinese patent application (patent application No. 201720014689.2) discloses an integrated main shaft auxiliary disc structure of a waterwheel type special machine, which comprises a frame and a main shaft, wherein the front end of the main shaft is arranged on the frame through a front bearing, the end part of the front bearing is sealed and fixed through a front end cover, the front end of the main shaft is fixedly provided with a driving turntable, a rotary oil cylinder is arranged inside the main shaft, and the front end of the rotary oil cylinder is fixedly arranged on the driving turntable through a fixing sleeve.

Although the above structure can realize the location of the drive turntable, the rack is directly connected with the drive turntable, when the drive turntables of different specifications need to be replaced, the assembly of the drive turntable is unstable due to the fixed aperture reserved by the machine tool, when the drive turntable with the smaller diameter is replaced, a gap is reserved between the drive turntable and the rack, and when the drive turntable with the larger diameter is replaced, the drive turntable can not be embedded into the machine tool, so that the drive turntable can not be installed, and the universality of the machine tool is reduced.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a carousel mounting structure of lathe, the utility model aims to solve the technical problem that: how to solve the current relatively poor problem of lathe commonality.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a carousel mounting structure of lathe, sets up the mounting hole that can supply the carousel to wear to establish on the lathe, its characterized in that, this carousel mounting structure is including setting up the bearing mount pad between carousel and lathe, the bearing mount pad is worn to establish in the mounting hole, has seted up spacing step on the carousel, the one end of bearing mount pad can offset with spacing step and lean on and link firmly with spacing step, be equipped with the location step on the other end of bearing mount pad, the lathe can offset with the location step and lean on and link firmly with the location step.

The working principle is as follows: through wearing to be equipped with the bearing mount pad in the mounting hole of lathe, the carousel part sets up in the bearing mount pad, the one end and the spacing step of bearing mount pad are supported and are leaned on, and spacing step links firmly with the bearing mount pad, it links firmly with the bearing mount pad to have realized the carousel, the location step and the lathe of bearing mount pad support and lean on, link firmly with the lathe through the location step, it links firmly to have realized between lathe and the bearing mount pad, to the different carousel of specification, only need to select the size of required bearing mount pad to the size of carousel can, and need not make the improvement to the lathe, the cost of improving the lathe has been saved, also make the commonality of lathe better.

In the above turntable mounting structure of the machine tool, the outer peripheral surface of the limiting step is flush with the outer peripheral surface of the bearing mounting seat, and the limiting step is located outside the machine tool.

The structure is arranged, so that the turntable can not be in contact with a machine tool in the installation process, the shell of the turntable is only connected with the bearing installation seat, and the machine tool is connected with the turntable through the bearing installation seat, therefore, when the size of the turntable is changed, the size of the bearing installation seat is only required to be changed, and the universality and the installation convenience of the machine tool are further improved.

In the turntable mounting structure of the machine tool, the protrusion on the machine tool forms the positioning ring, the positioning ring abuts against the positioning step, and the peripheral surface of the positioning ring is flush with the peripheral surface of the positioning step.

The setting of holding ring for the bearing mount pad is all used for on the holding ring to the packing force of lathe, and the rethread holding ring transmits the lathe on, and the transmission of power is more even this moment, further promotion carousel mounting structure's stability.

In the turntable mounting structure of the machine tool, a main shaft is arranged in the machine tool, a cavity for the main shaft to be arranged is formed in the bearing mounting seat, a first bearing is sleeved on the main shaft and arranged between the bearing mounting seat and the main shaft, and the first bearing is located at the other end of the bearing mounting seat.

Because still be equipped with the main shaft in the bearing mount pad, be located through bearing one between bearing mount pad and the main shaft, and bearing one is located the other end of bearing mount pad, can play the supporting role to the bearing mount pad to the installation stability of carousel mounting structure can further be promoted.

In the turntable mounting structure of the machine tool, the end part of the other end of the bearing mounting seat is provided with an annular groove, and the first bearing is embedded into the annular groove.

The annular groove can play a limiting role for the first bearing, so that the first bearing is more stable in arrangement, and the stability of installation of the turntable installation structure is further improved.

In the turntable mounting structure of the machine tool, the main shaft is further sleeved with a second bearing and a clamp spring, an annular limiting groove is formed in the bearing mounting seat, a bayonet is formed in the groove wall of the annular limiting groove in a concave mode, the second bearing is partially embedded into the annular limiting groove, the clamp spring is partially embedded into the clamp groove, and one side of the second bearing is abutted against the clamp spring.

The setting of bearing two for bearing one and bearing two's setting has on the main shaft, the rotation of main shaft is more stable, and bearing one does not influence the rotation of main shaft with bearing two's effect, and the setting of jump ring can play the limiting displacement to bearing two, makes setting of bearing two more stable.

In the turntable mounting structure of the machine tool, the second bearing and the clamp spring are both arranged in the middle of the bearing mounting seat.

The position setting of bearing two and jump ring for the bearing mount pad has three supports, thereby can further promote the stability that the bearing mount pad set up.

In the above-mentioned structure for mounting the turntable of the machine tool, the bearing is located at one end of the spindle, the bearing is located at the other end of the spindle, and the other end of the spindle is connected with the turntable.

The position setting of bearing one and bearing two for the spacing power that the main shaft received is comparatively even, and the rotation of main shaft is more smooth and easy, further promotion carousel mounting structure's stability.

Compared with the prior art, the turntable mounting structure of the machine tool has the following advantages:

1. through the setting of bearing mount pad for be connected through the bearing mount pad between lathe and the carousel, as to the carousel of specification difference, only need to select the size of required bearing mount pad to the size of carousel can, and need not make the improvement to the lathe, saved the cost to the lathe improvement, also make the commonality of lathe better.

2. The turntable can not be in contact with a machine tool in the installation process, the shell of the turntable is only connected with the bearing mounting seat, and the machine tool is connected with the turntable through the bearing mounting seat, so that when the size of the turntable changes, the size of the bearing mounting seat only needs to be changed, and the universality and the installation convenience of the machine tool are further improved.

Drawings

Fig. 1 is a sectional view of the turntable mounting structure of the present machine tool.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

In the figure, 1, a machine tool; 11. mounting holes; 12. a positioning ring; 2. a turntable; 21. a limiting step; 3. a bearing mount; 31. positioning a step; 32. a cavity; 33. an annular groove; 34. an annular limiting groove; 35. a card slot; 4. a main shaft; 5. a first bearing; 6. a second bearing; 7. and a clamp spring.

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, in the turntable mounting structure of the machine tool, a mounting hole 11 through which the turntable 2 can be inserted is formed in the machine tool 1.

Specifically speaking, as shown in fig. 1, the turntable mounting structure comprises a bearing mounting seat 3 arranged between a turntable 2 and a machine tool 1, the bearing mounting seat 3 is arranged in a mounting hole 11 in a penetrating manner, a limiting step 21 is arranged on the turntable 2, one end of the bearing mounting seat 3 can abut against the limiting step 21 and is fixedly connected with the limiting step 21, a positioning step 31 is arranged at the other end of the bearing mounting seat 3, and the machine tool 1 can abut against the positioning step 31 and is fixedly connected with the positioning step 31.

The working principle is as follows: through wear to be equipped with bearing mount pad 3 in mounting hole 11 at

lathe

1, 2 parts of carousel set up in bearing mount pad 3, the one end and the counterbalance of spacing step 21 of bearing mount pad 3 lean on, and spacing step 21 links firmly with bearing mount pad 3, realized that carousel 2 links firmly with bearing mount pad 3, the location step 31 and the counterbalance of lathe 1 of bearing mount pad 3 lean on, link firmly with lathe 1 through location step 31, it links firmly to have realized between lathe 1 and the bearing mount pad 3, when being to the carousel 2 of different specifications, only need to select the size of required bearing mount pad 3 to the size of carousel 2 can, and need not make the improvement to lathe 1, the cost of improving lathe 1 has been saved, also make lathe 1's commonality better.

The machine tool 1 is fixedly connected with the positioning step 31 through a bolt, and the bearing mounting seat 3 is fixedly connected with the limiting step 21 through a bolt.

As shown in fig. 1, the outer peripheral surface of the limit step 21 is flush with the outer peripheral surface of the bearing mounting seat 3, the limit step 21 is located outside the machine tool 1, the machine tool 1 is raised to form a positioning ring 12, the positioning ring 12 abuts against the positioning step 31, and the outer peripheral surface of the positioning ring 12 is flush with the outer peripheral surface of the positioning step 31.

As shown in fig. 2, a main shaft 4 is arranged in a machine tool 1, a cavity 32 for the main shaft 4 to be arranged is formed in a bearing mounting seat 3, a first bearing 5 is sleeved on the main shaft 4, the first bearing 5 is arranged between the bearing mounting seat 3 and the main shaft 4, the first bearing 5 is located at the other end of the bearing mounting seat 3, an annular groove 33 is formed in the end portion of the other end of the bearing mounting seat 3, and the first bearing 5 is embedded in the annular groove 33.

As shown in fig. 2, the second bearing 6 and the snap spring 7 are further sleeved on the main shaft 4, the bearing mounting seat 3 is provided with an annular limiting groove 34, a bayonet 35 is formed in the groove wall of the annular limiting groove 34 in a concave manner, the second bearing 6 is partially embedded into the annular limiting groove 34, the snap spring 7 is partially embedded into the bayonet 35, one side of the second bearing 6 abuts against the bayonet 7, and the second bearing 6 and the snap spring 7 are both arranged in the middle of the bearing mounting seat 3.

The second bearing 6 is a deep groove ball bearing.

As shown in fig. 2, the first bearing 5 is located at one end of the main shaft 4, the second bearing 6 is located at the other end of the main shaft 4, and the other end of the main shaft 4 is connected with the turntable 2.

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.

Claims

1. The utility model provides a carousel mounting structure of lathe, sets up mounting hole (11) that can supply carousel (2) to wear to establish on lathe (1), its characterized in that, this carousel mounting structure is including setting up bearing mount pad (3) between carousel (2) and lathe (1), bearing mount pad (3) are worn to establish in mounting hole (11), have seted up spacing step (21) on carousel (2), the one end of bearing mount pad (3) can offset with spacing step (21) and lean on and link firmly with spacing step (21), be equipped with location step (31) on the other end of bearing mount pad (3), lathe (1) can offset with location step (31) and lean on and link firmly with location step (31).

2. The turntable mounting structure of a machine tool according to claim 1, wherein the outer peripheral surface of the limit step (21) is flush with the outer peripheral surface of the bearing mounting seat (3), and the limit step (21) is located outside the machine tool (1).

3. The turntable mounting structure of a machine tool according to claim 1, characterized in that the protrusion on the machine tool (1) forms a positioning ring (12), the positioning ring (12) abuts against the positioning step (31), and the outer peripheral surface of the positioning ring (12) is flush with the outer peripheral surface of the positioning step (31).

4. The turntable mounting structure of a machine tool according to claim 1, 2 or 3, characterized in that a main shaft (4) is arranged in the machine tool (1), a cavity (32) for the main shaft (4) to be arranged is arranged in the bearing mounting seat (3), a first bearing (5) is sleeved on the main shaft (4), the first bearing (5) is arranged between the bearing mounting seat (3) and the main shaft (4), and the first bearing (5) is located at the other end of the bearing mounting seat (3).

5. The turntable mounting structure of a machine tool according to claim 4, characterized in that the end of the other end of the bearing mounting seat (3) is provided with an annular groove (33), and the first bearing (5) is embedded in the annular groove (33).

6. The turntable mounting structure of the machine tool according to claim 4, wherein a second bearing (6) and a clamp spring (7) are further sleeved on the main shaft (4), an annular limiting groove (34) is formed in the bearing mounting seat (3), a bayonet (35) is formed by inward recessing of the groove wall of the annular limiting groove (34), the second bearing (6) is partially embedded into the annular limiting groove, the clamp spring (7) is partially embedded into the bayonet (35), and the second bearing (6) abuts against the clamp spring (7).

7. The turntable mounting structure of a machine tool according to claim 6, wherein the second bearing (6) and the clamp spring (7) are both arranged in the middle of the bearing mounting seat (3).

8. A turntable mounting structure for a machine tool according to claim 6, characterized in that said bearing one (5) is located at one end of the main shaft (4), said bearing two (6) is located at the other end of the main shaft (4), and said other end of the main shaft (4) is connected to the turntable (2).