CN212329676U

CN212329676U - Numerical control vertical lathe cutting clamp with damping function

Info

Publication number: CN212329676U
Application number: CN202020638824.2U
Authority: CN
Inventors: 陈瑜; 阮锋; 李成凯; 潘永兴; 陈忠斌
Original assignee: Zhejiang Yufeng Machine Tool Co ltd
Current assignee: Zhejiang Yufeng Machine Tool Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-01-12
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a numerical control vertical lathe cutting clamp with a damping function, which comprises a damping disc, the damping disc is a cylindrical structure with an opening at one end, a screw hole is fixedly arranged in the middle of the damping disc, the damping disc is fixedly connected with a machine tool chuck through a through screw in a screw hole, a through hole is arranged in the middle of the damping disc, three chuck passages are arranged around the through hole, a three-jaw chuck is arranged in the chuck channel, a first damping mechanism is arranged on the inner wall of the damping disc and comprises an annular rubber contact plate, the annular rubber contact plate is fixedly connected with the inner wall of the damping disc, a damping cavity is formed between the annular rubber contact plate and the damping disc, a plurality of rubber spring grooves are uniformly formed in the damping cavity, and two ends of each rubber spring groove are respectively fixed on the annular rubber contact plate and the damping disc. Has the advantages that: the cutting precision of the cutter is improved, the cutter breakage is effectively prevented, and the machining quality is guaranteed.

Description

Numerical control vertical lathe cutting clamp with damping function

Technical Field

The utility model relates to a turning attachment field particularly, relates to a vertical lathe cutting jig of numerical control with shock-absorbing function.

Background

A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like. A lathe is also called a machine tool, and a worker using the lathe is called a "turning worker", and the lathe is considered as a working "master" of all devices in the machining industry. The lathe is mainly used for processing shafts, discs, sleeves and other workpieces with rotating surfaces, mainly takes a cylinder as a main part, and is the most widely used machine tool in machinery manufacturing and repairing factories. Rotary machines such as milling machines and drilling machines are drawn from lathes. The main components are as follows: the device comprises a main shaft box, an exchange gear box, a feeding box, a slide carriage box, a tool rest, a tail frame, a feed rod, a lead screw, a machine body, machine feet and a cooling device.

When the lathe is used for cutting, due to the motor power of the lathe and the contact between the lathe tool and a workpiece, great vibration is easy to occur, the cutting precision is affected, and operators are easily damaged by the tool breakage.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a vertical lathe cutting jig of numerical control with shock-absorbing function to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

a numerical control vertical lathe cutting clamp with a damping function comprises a damping disc, wherein the damping disc is of a cylindrical structure with an opening at one end, a screw hole is fixedly formed in the middle of the damping disc, the damping disc is fixedly connected with a lathe chuck through a screw penetrating through the screw hole, a through hole is formed in the middle of the damping disc, three chuck channels are formed around the through hole, three-jaw chucks are arranged in each chuck channel, a first damping mechanism is arranged on the inner wall of the damping disc and comprises an annular rubber contact plate, the annular rubber contact plate is fixedly connected with the inner wall of the damping disc, a damping cavity is formed between the annular rubber contact plate and the damping disc, a plurality of rubber spring grooves are uniformly formed in the damping cavity, and two ends of each rubber spring groove are respectively fixed on the annular rubber contact plate and the damping disc, and a first damping spring is arranged in the rubber spring groove.

Furthermore, a tubular workpiece is clamped between the outer wall of the three-jaw chuck and the inner wall of the damping mechanism, and the cylindrical workpiece penetrates through the through hole.

Furthermore, the three-jaw chuck comprises three supporting arms, the supporting arms are located in the chuck channel, the supporting arms comprise a bottom plate, moving threads are arranged on the bottom plate in a downward opening mode, fixed columns are fixedly arranged on the bottom plate, sliding grooves are formed in the two sides of the fixed columns and located on the bottom plate, outer chucks and inner chucks are arranged in the sliding grooves respectively, and a plurality of second damping mechanisms are arranged between the outer chucks and the fixed columns and between the inner chucks and the fixed columns.

Further, the height of the outer chuck is smaller than that of the inner chuck.

Furthermore, the outer chuck and one side of the inner chuck far away from each other are provided with anti-skid textures.

Further, the second damping mechanism comprises a groove, the groove is arranged on two sides of the fixed column, a first fixed block is fixedly arranged on the inner wall of the groove, a second fixed block is fixedly arranged on the outer chuck and the inner chuck, a sleeve is fixedly arranged on the first fixed block, an extension rod is fixedly arranged on the second fixed block and extends into the sleeve, a limiting plate is fixedly arranged at one end of the extension rod in the sleeve, a limiting ring is fixedly arranged at one end of the sleeve, the limiting plate is matched with the limiting ring, swing rods are connected and arranged on two sides of the first fixed block and two sides of the second fixed block through first movable shafts, one ends of every two adjacent swing rods, which are far away from the first movable shaft, are connected through second movable shafts, limiting grooves are arranged on two sides of the groove, and contact plates are connected through a plurality of second damping springs in the limiting grooves, and the second damping spring is fixedly connected with the inner wall of the groove.

The utility model has the advantages that:

(1) the vibration generated during the operation of the machine tool can be effectively absorbed through the arrangement of the first damping mechanism, and the vibration brought by the rotation of the motor improves the cutting precision of the cutter, effectively prevents the cutter from collapsing, and ensures the processing quality.

(2) Thereby can cooperate with first damper through setting up second damper and can effectually carry out the shock attenuation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a cutting clamp of a numerical control vertical lathe with a damping function according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first damping mechanism in a cutting clamp of a numerically controlled vertical lathe with a damping function according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a supporting arm in a cutting clamp of a numerically controlled vertical lathe with a shock absorption function according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second damping mechanism in the cutting clamp of the numerical control vertical lathe with a damping function according to the embodiment of the present invention.

In the figure:

1. a damper disc; 2. screw holes; 3. a through hole; 4. a chuck channel; 5. a three-jaw chuck; 6. a first damper mechanism; 7. an annular rubber contact plate; 8. a shock-absorbing cavity; 9. a rubber spring groove; 10. a first damping spring; 11. a support arm; 12. a base plate; 13. fixing a column; 14. an outer collet; 15. an inner chuck; 16. a second damper mechanism; 17. anti-skid texture; 18. a groove; 19. a first fixed block; 20. a second fixed block; 21. a sleeve; 22. an extension pole; 23. a swing lever; 24. a second damping spring; 25. a contact plate.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a numerical control vertical lathe cutting jig with shock-absorbing function.

Referring to the drawings and the detailed description, as shown in fig. 1-4, according to the numerical control vertical lathe cutting fixture with damping function of the embodiment of the present invention, the numerical control vertical lathe cutting fixture with damping function includes a damping disk 1, the damping disk 1 is a tubular structure with an open end, a screw hole 2 is fixedly disposed at the middle of the damping disk 1, the damping disk 1 is fixedly connected with a lathe chuck through a screw passing through the screw hole 2, a through hole 3 is disposed at the middle of the damping disk 1, three chuck channels 4 are disposed around the through hole 3, a three-jaw chuck 5 is disposed in the chuck channel 4, a first damping mechanism 6 is disposed on the inner wall of the damping disk 1, the first damping mechanism 6 includes an annular rubber contact plate 7, the annular rubber contact plate 7 is fixedly connected with the inner wall of the damping disk 1, a damping cavity 8 is formed between the annular rubber contact plate 7 and the damping disk 1, a plurality of rubber spring grooves 9 are uniformly formed in the damping cavity 8, two ends of each rubber spring groove 9 are respectively fixed on the annular rubber contact plate 7 and the damping disc 1, and a first damping spring 10 is arranged in each rubber spring groove 9.

By means of the above technical scheme, through setting up first damper 6, make when the tubulose work piece need carry out the centre gripping, the inner wall through the tubulose work piece of three-jaw dop 5 conflict carries out the centre gripping, through injecting damping oil in shock attenuation cavity 8, when taking place vibrations, damping oil cooperation annular rubber contact plate 7 combines first damping spring 10 can effectually absorb the vibrations that the lathe during operation produced, and the vibrations that bring when the motor rotates, the effectual emergence that prevents of collapsing the sword of cutting accuracy that has improved the cutter, the quality of processing has been guaranteed.

In one embodiment, for the three-jaw chuck 5, a tubular workpiece is clamped between the outer wall of the three-jaw chuck 5 and the inner wall of the damping mechanism, and the through hole 3 penetrates through the cylindrical workpiece.

In an embodiment, for the three-jaw chuck 5, the three-jaw chuck 5 includes three support arms 11, the support arms 11 are located in the chuck channel 4, the support arms 11 include a bottom plate 12, a moving thread is formed under the bottom plate 12, a fixing column 13 is fixedly disposed on the bottom plate 12, sliding grooves are formed in two sides of the fixing column 13 on the bottom plate 12, an outer chuck 14 and an inner chuck 15 are respectively disposed in the sliding grooves, and a plurality of second damping mechanisms 16 are disposed between the outer chuck 14 and the fixing column 13 and between the inner chuck 15 and the fixing column 13.

In one embodiment, with respect to outer cartridge 14 described above, the height of outer cartridge 14 is less than inner cartridge 15.

In one embodiment, as for the outer cartridge 14, the sides of the outer cartridge 14 and the inner cartridge 15 that are away from each other are provided with anti-slip texture 17. The frictional force with the workpiece can be increased.

In an embodiment, for the second damping mechanism 16, the second damping mechanism 16 includes a groove 18, the groove 18 is opened at two sides of the fixed column 13, a first fixed block 19 is fixedly disposed on an inner wall of the groove 18, a second fixed block 20 is fixedly disposed on the outer chuck 14 and the inner chuck 15, a sleeve 21 is fixedly disposed on the first fixed block 19, an extension rod 22 is fixedly disposed on the second fixed block 20, the extension rod 22 extends into the sleeve 21, a limit plate is fixedly disposed at one end of the extension rod 22 located in the sleeve 21, a limit ring is fixedly disposed at one end of the sleeve 21, the limit plate is matched with the limit ring, swing rods 23 are connected to two sides of the first fixed block 19 and the second fixed block 20 through first movable shafts, and one ends of every two adjacent swing rods 23 away from the first movable shaft are connected through second movable shafts, and limiting grooves are formed in two sides of the groove 18, a contact plate 25 is connected in each limiting groove through a plurality of second damping springs 24, and the second damping springs 24 are fixedly connected with the inner wall of the groove 18.

By means of the technical scheme, the second damping mechanism 16 is arranged, so that when a tubular workpiece or a columnar workpiece needs to be clamped, the second damping mechanism 16 between the outer clamping head 14 and the inner clamping head 15 and between the outer clamping head 14 and the fixed column 13 can effectively buffer, and particularly, the outer clamping head 14 can be matched with the first damping mechanism 6 to effectively damp when the tubular workpiece is clamped.

To sum up, with the help of the above technical scheme of the utility model, through setting up first damper 6 for when the tubulose work piece need carry out the centre gripping, the inner wall through the tubulose work piece of conflict of three-jaw dop 5 carries out the centre gripping, through injecting damping oil in shock attenuation cavity 8, when taking place vibrations, damping oil cooperation annular rubber contact plate 7 combines first damping spring 10 can effectually absorb the vibrations that the lathe during operation produced, and the vibrations that bring when the motor rotates, the effectual emergence that prevents to collapse the sword of cutting accuracy that has improved the cutter, the quality of processing has been guaranteed. Through setting up second damper 16 for when needs carry out centre gripping tubulose work piece or column work piece, can effectually cushion through outer chuck 14 and second damper 16 between interior chuck 15 and the fixed column 13, especially to outer chuck 14 when pressing from both sides and get tubulose work piece, thereby can cooperate with first damper 6 and can effectually carry out the shock attenuation.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The numerical control vertical lathe cutting clamp with the damping function is characterized by comprising a damping disc (1), wherein the damping disc (1) is of a tubular structure with an opening at one end, a screw hole (2) is fixedly formed in the middle of the damping disc (1), the damping disc (1) is fixedly connected with a lathe chuck through a screw penetrating through the screw hole (2), a through hole (3) is formed in the middle of the damping disc (1), three chuck channels (4) are formed around the through hole (3), a three-jaw chuck (5) is arranged in each chuck channel (4), a first damping mechanism (6) is arranged on the inner wall of the damping disc (1), each first damping mechanism (6) comprises an annular rubber contact plate (7), each annular rubber contact plate (7) is fixedly connected with the inner wall of the damping disc (1), and a damping cavity (8) is formed between each annular rubber contact plate (7) and the damping disc (1), a plurality of rubber spring grooves (9) are uniformly formed in the damping cavity (8), two ends of each rubber spring groove (9) are fixed to the annular rubber contact plate (7) and the damping disc (1) respectively, and a first damping spring (10) is arranged in each rubber spring groove (9).

2. The numerical control vertical lathe cutting jig with the shock absorption function as claimed in claim 1, wherein a tubular workpiece is clamped between the outer wall of the three-jaw chuck (5) and the inner wall of the shock absorption mechanism, and the through hole (3) penetrates through the cylindrical workpiece.

3. The numerical control vertical lathe cutting fixture with the shock absorption function as claimed in claim 2, wherein the three-jaw chuck (5) comprises three support arms (11), the support arms (11) are located in the chuck channel (4), the support arms (11) comprise a bottom plate (12), moving threads are arranged on the bottom plate (12) in a downward opening mode, fixed columns (13) are fixedly arranged on the bottom plate (12), sliding grooves are formed in the bottom plate (12) on two sides of the fixed columns (13), outer chucks (14) and inner chucks (15) are respectively arranged in the sliding grooves, and a plurality of second shock absorption mechanisms (16) are arranged between the outer chucks (14) and the fixed columns (13) and between the inner chucks (15) and the fixed columns (13).

4. The numerically controlled vertical lathe cutting jig with a shock-absorbing function according to claim 3, characterized in that the height of the outer cartridge (14) is smaller than that of the inner cartridge (15).

5. The numerical control vertical lathe cutting clamp with the shock absorption function as recited in claim 4, characterized in that the sides of the outer chuck (14) and the inner chuck (15) far away from each other are provided with anti-slip textures (17).

6. The numerical control vertical lathe cutting fixture with the shock absorption function according to claim 3, wherein the second shock absorption mechanism (16) comprises a groove (18), the groove (18) is formed in two sides of the fixed column (13), a first fixed block (19) is fixedly arranged on the inner wall of the groove (18), a second fixed block (20) is fixedly arranged on the outer chuck (14) and the inner chuck (15), a sleeve (21) is fixedly arranged on the first fixed block (19), an extension rod (22) is fixedly arranged on the second fixed block (20), the extension rod (22) extends into the sleeve (21), a limiting plate is fixedly arranged at one end, located in the sleeve (21), of the extension rod (22), a limiting ring is fixedly arranged at one end of the sleeve (21), the limiting plate is matched with the limiting ring, two sides of the first fixed block (19) and the second fixed block (20) are connected through a first movable shaft Connect to be equipped with swinging arms (23), keep away from per two adjacent swinging arms (23) the one end of first loose axle is connected through the second loose axle, the both sides of recess (18) are equipped with the spacing groove, the spacing inslot is connected with contact plate (25) through a plurality of second damping spring (24), second damping spring (24) with the inner wall fixed connection of recess (18).