CN210648510U

CN210648510U - Improved device for processing aspheric surface by numerical control lathe

Info

Publication number: CN210648510U
Application number: CN201921060116.9U
Authority: CN
Inventors: 张洪升; 贾耘
Original assignee: Kunming Nan Xu Photoelectric Technologies Co ltd
Current assignee: Kunming Nan Xu Photoelectric Technologies Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-06-02
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses an improvement device of numerical control lathe processing aspheric surface, including lathe shell, the inside middle-end of lathe shell is equipped with the main shaft and feeds the platform, be equipped with first motor in the main shaft feeds the platform middle part, first motor passes through first transfer line and connects first bearing, the board is placed to the outer fixedly connected with annular of first bearing, the board upper end fixedly connected with supporting shoe is placed to the annular, the inside second motor that is equipped with of supporting shoe middle-end, the second motor is connected with the gear through the third transfer line, the vertical rack that is equipped with in the supporting shoe outside, rack upper end fixed connection rectangular connection arm, rectangular connection arm is close to the inside third motor that is equipped with of work holder side, the third motor has connect the second bearing, the fixed coupling in the second bearing outside has annular cutter frame. The utility model discloses simple structure, convenient operation, tool rest and main feed shaft integration have replaced the loaded down with trivial details of multiaxis processing, have reduced the process steps, have increased the machining accuracy.

Description

Improved device for processing aspheric surface by numerical control lathe

Technical Field

The utility model relates to a numerical control lathe field especially relates to an improvement device of numerical control lathe processing aspheric surface.

Background

In a mechanical production enterprise, a machine tool is a common apparatus for processing a workpiece, a common machine tool is used for processing a workpiece with a regular shape, and the surface of the workpiece is processed by processes such as machining, milling and the like, but in many cases, the shape of the workpiece to be processed is irregular, for example, some workpieces with an aspheric surface similar to a spectacle lens, and a machine tool special for processing aspheric surface parts is used at this time.

At present, a special lathe is used for processing aspheric surface parts, when the lathe is used for processing, multiple shafts are used for processing simultaneously, the structure is complex, the cost is high, and errors are easy to generate due to the multiple shafts.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an improved device for processing aspheric surface by a numerical control lathe.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an improved device for processing an aspheric surface by a numerical control lathe comprises a lathe shell, wherein a first transmission rod is connected to the side wall of the lathe shell in a penetrating manner, a workpiece clamp is fixedly sleeved at one end, away from the lathe shell, of the first transmission rod, a spindle feeding table is arranged at the middle end inside the lathe shell, a first motor is arranged in the middle of the spindle feeding table, a second transmission rod is fixedly connected onto the first motor and penetrates through the upper layer of the spindle feeding table, a first bearing is fixedly sleeved at the upper end of the second transmission rod, an annular placing plate is fixedly connected outside the first bearing, a supporting block is fixedly connected to the upper end of the annular placing plate, a second motor is arranged inside the middle end of the supporting block, a third transmission rod is fixedly connected onto the outer side of the second motor, a gear is fixedly sleeved at the other end of the third transmission rod, the gear and the rack are meshed with each other, the upper end of the rack is fixedly connected with a rectangular connecting arm, a third motor is arranged inside the rectangular connecting arm close to the side of the workpiece clamp, a fourth transmission rod is fixedly connected to the side of the third motor close to the side of the workpiece clamp, a second bearing is fixedly sleeved at the other end of the fourth transmission rod, an annular tool rest is fixedly sleeved on the outer side of the second bearing, and a firing pin is fixedly connected to the center of the other side of the annular tool rest.

As a further description of the above technical solution:

a fixing frame is arranged at the position where a first motor is arranged in the spindle feeding table.

As a further description of the above technical solution:

a protective shell is arranged outside the gear.

As a further description of the above technical solution:

and a sliding strip is arranged on the inner side of the rack.

As a further description of the above technical solution:

the supporting block is provided with a sliding groove on the outer side, and the sliding groove is meshed with the sliding strip on the rack.

As a further description of the above technical solution:

and a spring groove is formed at the end of the firing pin, which is positioned at the inner side of the annular cutter frame.

The utility model discloses following beneficial effect has:

the utility model discloses well main shaft feeds and is equipped with the annular on the platform and places the board, and the first motor of accessible drives the primary shaft and realizes rotatoryly to change the z axle position of annular cutter frame, solved the difficult problem of multiaxis processing, the utility model discloses be equipped with the rectangular connection arm of taking the rack, the height of cutter frame is adjusted to the accessible gear, and the main shaft and the cutter frame integration of messenger, simple structure, the process steps reduce, have reduced machining error.

Drawings

Fig. 1 is a basic structure diagram of an improved apparatus for processing aspheric surface by numerical control lathe of the present invention;

fig. 2 is a top view of a main feeding processing table of the improved device for processing aspheric surface by numerical control lathe of the present invention;

FIG. 3 is an enlarged view at B of FIG. 1;

fig. 4 is an enlarged view of a point a in fig. 1.

Illustration of the drawings:

1. a lathe housing; 2. a first drive lever; 3. clamping a workpiece; 4. a spindle feed table; 5. a first motor; 6. a second transmission rod; 7. a first bearing; 8. an annular placing plate; 9. a support block; 10. a second motor; 11. a third transmission rod; 12. a gear; 13. a rack; 14. a rectangular connecting arm; 15. a third motor; 16. a fourth transmission rod; 17. a second bearing; 18. an annular tool holder; 19. a striker.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: an improved device for processing aspheric surface by a numerical control lathe comprises a lathe shell 1, a first transmission rod 2 is connected with the side wall of the lathe shell 1 in a penetrating way, a workpiece clamp 3 is fixedly sleeved at one end, away from the lathe shell 1, of the first transmission rod 2 and used for clamping raw materials to be processed, a main shaft feeding table 4 is arranged at the middle end in the lathe shell 1, a first motor 5 is arranged in the middle of the main shaft feeding table 4, a second transmission rod 6 is fixedly connected onto the first motor 5, the second transmission rod 6 penetrates through the upper layer of the main shaft feeding table 4, a first bearing 7 is fixedly sleeved at the upper end of the second transmission rod 6, an annular placing plate 8 is fixedly connected outside the first bearing 7, the first motor 5 is started to drive the second transmission rod 6 to rotate, so as to drive the first bearing 7 to rotate the annular placing plate 8, a supporting block 9 is fixedly connected to the upper end of the annular placing plate 8, a third transmission rod 11 is fixedly connected to the outer side of the second motor 10, a gear 12 is fixedly sleeved at the other end of the third transmission rod 11, a rack 13 is vertically arranged on the outer side of the supporting block 9, the gear 12 and the rack 13 are meshed with each other, a rectangular connecting arm 14 is fixedly connected to the upper end of the rack 13, the second motor 10 is started, the gear 12 is driven to rotate through the third transmission rod 11, the gear 12 and the rack 13 are meshed with each other, so that the rack 13 moves up and down on the supporting block, a third motor 15 is arranged inside the rectangular connecting arm 14 close to the workpiece clamp 3, a fourth transmission rod 16 is fixedly connected to the third motor 15 close to the workpiece clamp 3, a second bearing 17 is fixedly sleeved at the other end of the fourth transmission rod 16, an annular tool holder 18 is fixedly sleeved on the outer side of the second bearing 17, the second bearing 17 is controlled to rotate through controlling the third motor, the cutter can be prevented from colliding with the cutter.

The fixing frame is arranged at the position where the first motor 5 is arranged in the spindle feeding table 4, the first motor 5 can be placed in the spindle feeding table 4 stably, the protective shell is arranged outside the gear 12, working scraps can be prevented from flying into the gear 12 during machining, a sliding strip is arranged on the inner side of the rack 13, sliding grooves are formed in the outer side of the supporting block 9 and meshed with each other, resistance when the rack 13 slides up and down can be reduced, errors are reduced, the spring groove is formed in the inner side end, located on the annular tool frame 18, of the firing pin 19, when the firing pin 19 touches a machining element, the firing pin 19 can retract into the spring groove, and the firing pin 19 is prevented from.

The working principle is as follows: machine tool during operation, the first motor 5 of accessible control starts, it is rotatory to drive second transfer line 6, thereby it is rotatory to drive first bearing 7, it is rotatory to make the annular place board 8, thereby control cutter is at the epaxial position of z, the accessible control second motor 10 starts, it is rotatory to drive gear 12 through third transfer line 11, gear 12 and rack 13 intermeshing, thereby make rack 13 do the up-and-down motion on the supporting shoe, adjust the cutter in the epaxial position of y, the accessible control third motor 15 controls second bearing 17 rotatory, with the function of accomplishing the tool changing, the tool rest is integrated with the main feed shaft, the loaded down with trivial details of multiaxis processing has been replaced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an improvement device of numerical control lathe processing aspheric surface, includes lathe shell (1), its characterized in that: the lathe is characterized in that a first transmission rod (2) is connected to the side wall of the lathe shell (1) in a penetrating manner, one end, far away from the lathe shell (1), of the first transmission rod (2) is fixedly sleeved with a workpiece clamp (3), a spindle feeding table (4) is arranged at the middle end inside the lathe shell (1), a first motor (5) is arranged in the middle of the spindle feeding table (4), a second transmission rod (6) is fixedly connected onto the first motor (5), the second transmission rod (6) penetrates through the upper layer of the spindle feeding table (4), a first bearing (7) is fixedly sleeved at the upper end of the second transmission rod (6), an annular placing plate (8) is fixedly connected outside the first bearing (7), a supporting block (9) is fixedly connected onto the upper end of the annular placing plate (8), a second motor (10) is arranged inside the middle end of the supporting block (9), and a third transmission rod (11) is fixedly connected onto the, the fixed cover of third transfer line (11) other end has connect gear (12), the vertical rack (13) that is equipped with in supporting shoe (9) outside, gear (12) and rack (13) intermeshing, rack (13) upper end fixed connection rectangle linking arm (14), rectangle linking arm (14) are close to inside third motor (15) that is equipped with of work holder (3) side, third motor (15) are close to work holder (3) side fixedly connected with fourth transfer line (16), the fixed cover of fourth transfer line (16) other end has connect second bearing (17), the fixed cover in second bearing (17) outside has connect annular tool rest (18), annular tool rest (18) opposite side center department fixedly connected with firing pin (19).

2. The improved apparatus for numerically controlled lathe processing aspheric surfaces as defined in claim 1, further comprising: a fixing frame is arranged at the position where a first motor (5) is arranged in the spindle feeding table (4).

3. The improved apparatus for numerically controlled lathe processing aspheric surfaces as defined in claim 1, further comprising: a protective shell is arranged outside the gear (12).

4. The improved apparatus for numerically controlled lathe processing aspheric surfaces as defined in claim 1, further comprising: and a sliding strip is arranged on the inner side of the rack (13).

5. The improved apparatus for numerically controlled lathe processing aspheric surfaces as defined in claim 1, further comprising: and a sliding groove is formed in the outer side of the supporting block (9) and is meshed with a sliding strip on the rack (13).

6. The improved apparatus for numerically controlled lathe processing aspheric surfaces as defined in claim 1, further comprising: and a spring groove is formed in the end, located at the inner side of the annular cutter frame (18), of the firing pin (19).