CN217914179U

CN217914179U - High-precision three-jaw positioning sleeve

Info

Publication number: CN217914179U
Application number: CN202221658184.7U
Authority: CN
Inventors: 沈益益; 顾利纳
Original assignee: Feiteng Precision Transmission Zhejiang Co ltd
Current assignee: Feiteng Precision Transmission Zhejiang Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-11-29
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a high accuracy three-jaw position sleeve, including the lathe main part, the workstation is openly installed to the lathe main part, install the connecting piece in the main shaft on the lathe main part, the mounting hole has been seted up in the connecting body, wherein when the user needs to open or install the cutter, through taking out the pin, then pull the T type connecting block in the block structure, make T type connecting block slide in T type spout, make T type connecting block drive the oblique type sliding plate and slide in the oblique type inslot on V type sliding plate, make V type sliding plate slide in the movable slot, make V type sliding plate break away from the cooperation board, connecting body break away from the connecting piece when V type sliding plate breaks away from the cooperation board, then take off the transition cover of changing different models and change the cutter, then reverse repetition above-mentioned step, accomplish the installation, wherein change through tool changing subassembly utensil, thereby reduced and frequently changed the part, when the part more need add man-hour, longer and the great influence of cost when probably producing.

Description

High-precision three-jaw positioning sleeve

Technical Field

The utility model relates to a position sleeve technical field specifically is high accuracy three-jaw position sleeve.

Background

A main shaft box: the main task of the machine is to make the spindle obtain the required different rotation speeds of forward and reverse directions by the rotation from the main motor through a series of speed-changing mechanisms, and the spindle box divides part of the power to transmit the motion to the feeding box. The main shaft in the main shaft box is a key part of the lathe. The stability of the main shaft running on the bearing directly affects the processing quality of the workpiece, and once the rotation precision of the main shaft is reduced, the use value of the machine tool is reduced.

The existing lathe is used for machining different parts by replacing a cutter in the production process, the machining is required to be stopped when the cutter is replaced, the chuck is replaced, the small-batch and multi-variety type changing is required to be carried out in a mode of frequently replacing parts, and when more parts are required to be machined, the influence of long time and high cost can be possibly caused.

To this end, we propose high precision three-jaw positioning.

Disclosure of Invention

An object of the utility model is to provide a high accuracy three-jaw position sleeve to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: high accuracy three-jaw position sleeve, including the lathe main part, the workstation is openly installed to the lathe main part, install the connecting piece in the main shaft in the lathe main part, install the connecting body in the connecting piece, connecting body internally mounted has the transition cover, the connecting body passes through tool changing assembly with the transition cover and is connected, set up the mounting hole in the connecting body.

Preferably, the tool changing assembly comprises four matching plates, the four matching plates are connected in a cross groove formed in the connecting body, V-shaped sliding plates are connected in the matching plates, inclined sliding plates are connected on the V-shaped sliding plates, connecting rings are connected on the inclined sliding plates, T-shaped connecting blocks are connected on the connecting rings, and the inclined sliding plates and the V-shaped sliding plates are connected in movable grooves.

Preferably, the connecting body is internally provided with a mounting groove, the mounting groove is internally connected with a transition sleeve, a trapezoidal groove is formed in the transition sleeve, the trapezoidal groove is connected with a stepped surface on the cutter, the transition sleeve is provided with a cross groove II, and the cutter is connected with a limiting block at the joint of the cross groove II.

Preferably, the V-shaped sliding plate is provided with an inclined groove for cooperating with the inclined sliding plate to push the V-shaped sliding plate.

Preferably, the T-shaped connecting block is connected in the T-shaped sliding groove, the fixed block is connected to the outer side of the T-shaped sliding groove, a pin is connected in the fixed block, and the pin upwards penetrates through the T-shaped connecting block and is connected in the connecting block.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a machine tool main body, the workstation is openly installed to the machine tool main body, install the connecting piece in the main shaft in the machine tool main body, install the connection subject in the connecting piece, connection subject internally mounted has the transition cover, the connection subject passes through the tool changing subassembly with the transition cover and is connected, set up the mounting hole in the connection subject, wherein when the user needs to open or when installing the cutter, through taking out the pin, then pull the T type connecting block in the block structure, make T type connecting block slide in T type spout, make T type connecting block drive oblique sliding plate slide in the oblique type inslot on V type sliding plate, make V type sliding plate slide in the movable slot, make V type sliding plate break away from the cooperation board, the connection subject breaks away from the connecting piece when V type sliding plate breaks away from the cooperation board, then take off and change the transition cover of changing different models and change the cutter, then reverse repetition above-mentioned step, accomplish the installation, wherein change the cutter through the tool subassembly to reduce and need frequently change the part, when the part more needs add man-hour, longer and the great influence of cost of probably producing with time.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the connector of the present invention;

FIG. 3 is a schematic sectional view of the connecting member of the present invention;

FIG. 4 is a schematic view of the exploded structure of the connector of the present invention;

FIG. 5 is a schematic view of the structure of the cutting tool of the present invention;

FIG. 6 is a schematic view of the structure of the mounting hole of the present invention;

fig. 7 is a schematic diagram of the explosion structure of the V-shaped sliding plate of the present invention.

In the figure: 1. a machine tool main body; 2. a work table; 3. a main shaft; 4. a connecting member; 5. a connecting body; 6. a cutter; 7. a transition sleeve; 8. a tool changing assembly; 9. a movable groove; 10. a T-shaped chute; 11. a cross groove I; 12. mounting grooves; 13. a trapezoidal groove; 14. a cross groove II; 15. a T-shaped connecting block; 16. a pin; 17. a fixed block; 18. an inclined sliding plate; 19. mounting holes; 20. a connecting ring; 21. a V-shaped sliding plate; 22. a mating plate; 23. a limiting block; 24. a step surface; 25. and a slant groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-7, the present invention provides a technical solution: a high-precision three-jaw positioning sleeve comprises a machine tool body 1, wherein a workbench 2 is installed on the front face of the machine tool body 1, a connecting piece 4 is installed in a main shaft 3 on the machine tool body 1, a connecting body 5 is installed in the connecting piece 4, a transition sleeve 7 is installed in the connecting body 5, the connecting body 5 is connected with the transition sleeve 7 through a tool changing assembly 8, and a mounting hole 19 is formed in the connecting body 5, wherein when a user needs to open or install a tool 6, the user takes out a pin 16, pulls a T-shaped connecting block 15 in a clamping structure to enable the T-shaped connecting block 15 to slide in a T-shaped sliding groove 10, enables the T-shaped connecting block 15 to drive an inclined sliding plate 18 to slide in an inclined groove 25 in a V-shaped sliding plate 21, enables the V-shaped sliding plate 21 to slide in a movable groove 9 and be separated from a matching plate 22, when the V-shaped sliding plate 21 is separated from the matching plate 22, the connecting body 5 is separated from the connecting piece 4, then the transition sleeve 7 of different types is taken down, the tool 6 is reversely repeated, installation is completed, the tool changing assembly 8 is used, the tool 6 is replaced, and the frequency of more parts is reduced, and the cost is possibly generated when the longer part is possibly generated.

The tool changing assembly 8 comprises four matching plates 22, the four matching plates 22 are fixedly connected in a first cross groove 11 formed in the connecting body 5, the matching plates 22 are connected with a V-shaped sliding plate 21 in a clamping mode, an inclined sliding plate 18 is connected on the V-shaped sliding plate 21 in a sliding mode, a connecting ring 20 is fixedly connected on the inclined sliding plate 18, a T-shaped connecting block 15 is fixedly connected on the connecting ring 20, the inclined sliding plate 18 and the V-shaped sliding plate 21 are connected in a movable groove 9 in a sliding mode, a pin 16 is taken out, then the T-shaped connecting block 15 in the clamping structure is pulled, the T-shaped connecting block 15 slides in the T-shaped sliding groove 10, the T-shaped connecting block 15 drives the inclined sliding plate 18 to slide in an inclined groove 25 in the V-shaped sliding plate 21, the V-shaped sliding plate 21 slides in the movable groove 9, the V-shaped sliding plate 21 is separated from the matching plates 22, when the V-shaped sliding plate 21 is separated from the matching plates 22, the connecting body 5 is separated from the connecting piece 4, then the transition sleeve 7 of different types is taken down, the tool changing 6 is repeated, the tool changing assembly is completed, and the tool changing assembly 8 is changed, and the effect of the tool changing is reduced.

A mounting groove 12 is formed in the connecting main body 5, a transition sleeve 7 is connected to the inside of the mounting groove 12 in a clamping mode, a ladder-shaped groove 13 is formed in the transition sleeve 7, the ladder-shaped groove 13 is connected with a ladder surface 24 on the cutter 6 in a clamping mode, a cross groove II 14 is formed in the transition sleeve 7, and a limiting block 23 is connected to the joint of the cutter 6 and the cross groove II 14 in a clamping mode.

The V-shaped sliding plate 21 is provided with an inclined groove 25 used for being matched with the inclined sliding plate 18 to push the V-shaped sliding plate 21 to use, wherein the inclined groove 25 is matched with the inclined sliding plate 18 through the V-shaped sliding plate 21, so that the effect that the V-shaped sliding plate 21 can be pushed to slide in a movable operation when the inclined sliding plate 18 slides is achieved, and the effect that one connecting ring 20 can drive a plurality of V-shaped sliding plates 21 to be fixedly connected with the main body 5 is achieved.

T type connecting block 15 is connected in T type spout 10, the T type spout 10 outside is connected with fixed block 17, the block is connected with pin 16 in the fixed block 17, pin 16 upwards runs through T type block and connects in the connecting block, wherein coordinates pin 16 through fixed block 17 and carries on spacingly to T type slider, and it is spacing to trading knife tackle spare 8 to reached the quick effect of messenger's simple operation.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. High accuracy three-jaw position sleeve, including lathe main part (1), workstation (2), its characterized in that are openly installed to lathe main part (1): install connecting piece (4) in main shaft (3) on lathe main part (1), install connecting body (5) in connecting piece (4), connecting body (5) internally mounted has transition cover (7), connecting body (5) are connected through tool changing subassembly (8) with transition cover (7), mounting hole (19) have been seted up in connecting body (5).

2. The high-precision three-jaw positioning sleeve according to claim 1, characterized in that: tool changing subassembly (8) are including cooperation board (22), cooperation board (22) have four, four cooperation board (22) are all connected in cross groove (11) of seting up in connecting subject (5), all be connected with V type sliding plate (21) in cooperation board (22), be connected with oblique type sliding plate (18) on V type sliding plate (21), be connected with go-between (20) on oblique type sliding plate (18), be connected with T type connecting block (15) on go-between (20), oblique type sliding plate (18) with V type sliding plate (21) are all connected in movable groove (9).

3. The high-precision three-jaw positioning sleeve according to claim 2, characterized in that: connecting body (5) internal division has mounting groove (12), mounting groove (12) in-connection has transition cover (7), trapezoidal groove (13) have been seted up in transition cover (7), ladder type groove (13) are connected with ladder face (24) on cutter (6), cross recess two (14) have been seted up on transition cover (7), cutter (6) with cross recess two (14) junctions are connected with stopper (23).

4. The high-precision three-jaw positioning sleeve according to claim 2, characterized in that: an inclined groove (25) used for being matched with the inclined sliding plate (18) to push the V-shaped sliding plate (21) to use is formed in the V-shaped sliding plate (21).

5. The high-precision three-jaw positioning sleeve according to claim 2, characterized in that: t type connecting block (15) are connected in T type spout (10), T type spout (10) outside is connected with fixed block (17), fixed block (17) in-connection has pin (16), pin (16) upwards run through the T type and connect in the connecting block.