Lathe tool positioning device

Abstract

The utility model discloses a lathe tool positioning device which comprises a machine tool, a main shaft and a working table are arranged on the machine tool, the working table is located below the front end of the main shaft, and a tool supporting platform used for placing a tool is arranged on the working table. The tool supporting platform is detachably connected with a jig, the jig is used for positioning and installing a tool, the tool supporting platform is provided with a plurality of sliding grooves extending transversely, the sliding grooves are sequentially arranged at intervals in the front-back direction, the jig comprises a base, the bottom of the base extends transversely to form a plurality of sliding rails, the sliding rails are sequentially arranged at intervals in the front-back direction, and the sliding rails are arranged on the base. The sliding rail is arranged in the sliding groove in a matched mode, a plurality of installation hole sets are formed in the upper surface of the base, the installation hole sets are used for positioning and installing tools, and the installation hole sets are sequentially and evenly arranged at intervals in the left-right direction. Therefore, the mounting and correcting efficiency of the cutter is improved, the labor is reduced, and the working intensity is reduced.

Description

Technical Field

[0001] The utility model relates to the technology of lathe field, in particular to a tool positioning device for a lathe. Background Art

[0002] CNC lathes and turning centers are high-precision and high-efficiency automated machine tools. Equipped with a multi-station turret or a power turret, the machine tool has a wide range of processing capabilities and can process linear cylinders, oblique cylinders, arcs, and various threads, grooves, worms and other complex workpieces. It has various compensation functions such as linear interpolation and circular interpolation, and has played a good economic effect in the mass production of complex parts.

[0003] A CNC lathe usually includes a machine tool, on which a spindle and a worktable are arranged. The worktable is located below the front end of the spindle, and a tool holding platform for placing a tool is arranged on the worktable. In order to meet processing requirements, a plurality of tools are assembled on the tool holding platform. When the plurality of tools are assembled on the tool holding platform, a manual method is adopted to assemble the plurality of tools one by one in sequence. That is, when installing the tools, one tool must be corrected before another tool can be installed and corrected. This results in a low efficiency in tool installation and correction, and requires manual installation and correction on the lathe many times and frequently. For some lathes where it is inconvenient to install and correct tools, this undoubtedly increases the work intensity and labor costs.

[0004] Therefore, it is necessary to develop a new technology to solve the above problems. Utility Model Content

[0005] In view of this, the present invention aims to solve the deficiencies in the prior art, and its main purpose is to provide a lathe tool positioning device, which improves the installation and correction efficiency of the tool, reduces labor, and reduces work intensity.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A lathe tool positioning device comprises a machine tool, wherein the machine tool is provided with a spindle and a worktable, the worktable is located below the front end of the spindle, and the worktable is provided with a tool holding platform for placing the tool; a jig is detachably connected to the tool holding platform, and the jig is used to position and install the tool, and the tool holding platform has a plurality of slide grooves extending laterally, and the plurality of slide grooves are arranged in sequence at intervals along the front-to-back direction; the jig comprises a base, and a plurality of slide rails extend laterally from the bottom of the base, and the plurality of slide rails are arranged in sequence at intervals along the front-to-back direction, and the slide rails are adapted to fit in the slide grooves, and a plurality of mounting hole groups are provided on the upper surface of the base, and the mounting hole groups are used to position and install the tool, and the plurality of mounting hole groups are arranged in sequence at even intervals along the left-right direction.

[0008] As a preferred solution, the mounting hole group includes a plurality of first mounting holes, and the plurality of first mounting holes are arranged in sequence at even intervals along the front-to-back direction.

[0009] As a preferred solution, the first mounting hole passes through the upper and lower surfaces of the base.

[0010] As a preferred embodiment, the tool includes a tool seat, which has a transverse plate portion extending in the front-to-back direction, the transverse plate portion has a plurality of second mounting holes, and the plurality of second mounting holes are arranged in sequence at uniform intervals along the front-to-back direction, the second mounting holes pass through the upper and lower ends of the transverse plate portion, the transverse plate portion abuts against the upper surface of the base, and the second mounting holes are connected to the first mounting holes by screw locking.

[0011] As a preferred embodiment, the tool holder also has a vertical plate portion extending in the up-down direction, the vertical plate portion is integrally protruded and extended upward from the rear end of the horizontal plate portion, the vertical plate portion has a through hole passing through the front and rear ends of the vertical plate portion, and the through hole is used to install the tool head.

[0012] As a preferred solution, the rear end surface of the vertical plate portion and the rear end surface of the transverse plate portion are arranged flush with the rear end surface of the base.

[0013] As a preferred solution, the slide rail is integrally connected to the bottom of the base.

[0014] As a preferred embodiment, a first extension plate portion is integrally extended backward from the rear end of the base, and the first extension plate portion extends in the left-right direction. A second extension plate portion is integrally extended backward from the rear end of the knife-holding platform, and the second extension plate portion extends in the left-right direction. The bottom of the first extension plate portion abuts against the top of the second extension plate portion, and the rear end face of the first extension plate portion is flush with the rear end face of the second extension plate portion.

[0015] Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical scheme that it is mainly achieved by detachably connecting a jig to the tool holding platform, the jig is used to position and install the tool, and a slide groove is set on the tool holding platform, and a slide rail is set on the base of the jig, so that the slide rail is adapted to the slide groove. In this way, the jig can be detachably assembled on the tool holding platform through the adaptation of the slide rail and the slide groove. In this way, after the jig is installed and calibrated outside the machine tool and all the tools are calibrated, the jig carrying the calibrated tools can be directly adapted into the slide groove via the slide rail and assembled as a whole on the tool holding platform. In this way, there is no need to manually install and calibrate the tools on the tool holding platform of the machine tool, thereby improving the installation and correction efficiency of the tools, reducing labor and reducing work intensity.

[0016] In order to more clearly illustrate the structural features, technical means and specific purposes and functions achieved by the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the overall structure of an embodiment of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the fixture of the embodiment of the utility model being installed outside the machine tool for correction and positioning;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the jig equipped with a knife holder according to an embodiment of the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of a knife-carrying platform according to an embodiment of the utility model.

[0021] Description of the accompanying drawings:

[0022] 10. Machine tool 20. Spindle

[0023] 30. Workbench 40. Tool support platform

[0024] 41. Slide groove 42. Second extension plate

[0025] 50. Fixture 51. Base

[0026] 52. Slide rail 53. First mounting hole

[0027] 54. first extension plate 60. knife seat

[0028] 61. Horizontal plate portion 62. Second mounting hole

[0029] 63. Vertical plate 64. Through hole

[0030] 70. Calibration platform 71. Positioning convex part. DETAILED DESCRIPTION

[0031] Please refer to Figures 1 to 4 As shown, it shows the specific structure of an embodiment of the utility model.

[0032] A lathe tool positioning device comprises a machine tool 10, wherein the machine tool 10 is provided with a spindle 20 and a worktable 30, wherein the worktable 30 is located below the front end of the spindle 20, and wherein a tool resting platform 40 for placing a tool is provided on the worktable 30; wherein a fixture 50 is detachably connected to the tool resting platform 40, wherein the fixture 50 is used for positioning and installing the tool, wherein the tool resting platform 40 has a plurality of slide grooves 41 extending transversely, wherein the plurality of slide grooves 41 are arranged in sequence at intervals along the front-rear direction, wherein the fixture 50 comprises a base 51, wherein a plurality of slide rails 52 extend transversely from the bottom of the base 51, and wherein the slide rails 52 are integrally connected to the base At the bottom of 51, a plurality of slide rails 52 are arranged in sequence along the front-to-back direction, and the slide rails 52 are adapted in the slide grooves 41. In this way, the jig 50 can be detachably assembled on the tool holding platform 40 through the adaptation of the slide rails 52 and the slide grooves 41. In this way, after the jig 50 is installed and calibrated outside the machine tool 10 and all the tools are corrected, the jig 50 carrying the corrected tools can be directly adapted into the slide grooves 41 through the slide rails 52 and assembled as a whole on the tool holding platform 40. In this way, there is no need to manually install and correct the tools on the tool holding platform 40 of the machine tool 10, thereby improving the efficiency of tool installation and correction, reducing labor and reducing work intensity.

[0033] A first extension plate portion 54 is integrally extended backward from the rear end of the base 51, and the first extension plate portion 54 extends in the left-right direction. A second extension plate portion 42 is integrally extended backward from the rear end of the tool holding platform 40, and the second extension plate portion 42 extends in the left-right direction. The bottom of the first extension plate portion 54 abuts against the top of the second extension plate portion 42, and the rear end surface of the first extension plate portion 54 is flush with the rear end surface of the second extension plate portion 42, so that the tool can smoothly extend from the fixture 50 to the outside of the tool holding platform 40.

[0034] The upper surface of the base 51 is provided with a plurality of mounting hole groups, and the mounting hole groups are used to position and install the tool, and the plurality of mounting hole groups are arranged in sequence at uniform intervals along the left-right direction. The mounting hole groups include a plurality of first mounting holes 53, and the plurality of first mounting holes 53 are arranged in sequence at uniform intervals along the front-to-back direction, and the first mounting holes 53 pass through the upper and lower surfaces of the base 51. The tool includes a tool seat 60, and the tool seat 60 has a transverse plate portion 61 extending in the front-to-back direction, and the transverse plate portion 61 has a plurality of second mounting holes 62, and the plurality of second mounting holes 62 are arranged in sequence at uniform intervals along the front-to-back direction, and the second mounting holes 62 pass through the upper and lower ends of the transverse plate portion 61, and the transverse plate portion 61 abuts against the upper surface of the base 51, and the second mounting holes 62 are connected to the first mounting holes 53 by screw locking. In this way, when the jig 50 is outside the machine tool 10 for installing and correcting the tool, as Figure 2As shown, the jig 50 can be clamped on the positioning protrusion 71 of an external correction platform 70 through the spacing groove between two adjacent slide rails 52, and then the tool holders 60 of multiple tools are placed on the corresponding mounting hole groups so that the second mounting holes 62 correspond to the first mounting holes 53 one by one, and then locked with screws.

[0035] And, in this embodiment, the tool holder 60 also has a vertical plate portion 63 extending in the up-down direction, the vertical plate portion 63 is integrally protruded and extended upward from the rear end of the horizontal plate portion 61, and the vertical plate portion 63 has a through hole 64 that passes through the front and rear ends of the vertical plate portion 63, and the through hole 64 is used to install the tool head, and the tool head can be installed on the through hole 64 by threaded connection, or by other methods, and it only needs to be installed on the through hole 64, which will not be described here. In addition, the rear end surface of the vertical plate portion 63 and the rear end surface of the horizontal plate portion 61 are flush with the rear end surface of the base 51, so that the tool head of the tool can smoothly extend from the fixture 50 to the outside of the tool holding platform 40.

[0036] To sum up, the design focus of the utility model is that it is mainly through a jig that is detachably connected to the tool holding platform, the jig is used to position and install the tool, and a slide groove is set on the tool holding platform, and a slide rail is set on the base of the jig, so that the slide rail is adapted to the slide groove, so that the jig can be detachably assembled on the tool holding platform through the adaptation of the slide rail and the slide groove. In this way, after the jig is installed and calibrated outside the machine tool and all the tools are corrected, the jig carrying the corrected tools can be directly adapted into the slide groove through the slide rail and assembled as a whole on the tool holding platform. In this way, there is no need to manually install and calibrate the tools on the tool holding platform of the machine tool, thereby improving the installation and correction efficiency of the tools, reducing labor and reducing work intensity.

[0037] The above description is only a preferred embodiment of the present invention and does not limit the technical scope of the present invention. Therefore, any slight modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A lathe tool positioning device, comprising a machine tool, wherein the machine tool is provided with a spindle and a workbench, wherein the workbench is located below the front end of the spindle, and wherein the workbench is provided with a tool resting platform for placing a tool; characterized in that: A jig is detachably connected to the tool holding platform, and the jig is used to position and install the tool. The tool holding platform has a plurality of slide grooves extending transversely, and the plurality of slide grooves are arranged in sequence at intervals along the front-to-back direction. The jig includes a base, and a plurality of slide rails extend transversely from the bottom of the base, and the plurality of slide rails are arranged in sequence at intervals along the front-to-back direction. The slide rails are adapted to fit in the slide grooves, and a plurality of mounting hole groups are provided on the upper surface of the base, and the mounting hole groups are used to position and install the tool, and the plurality of mounting hole groups are arranged in sequence at even intervals along the left-right direction.

2. The lathe tool positioning device according to claim 1, characterized in that: The mounting hole group includes a plurality of first mounting holes, and the plurality of first mounting holes are arranged in sequence at even intervals along the front-to-back direction.

3. The lathe tool positioning device according to claim 2, characterized in that: The first mounting hole passes through the upper and lower surfaces of the base.

4. The lathe tool positioning device according to claim 2, characterized in that: The tool includes a tool seat, which has a transverse plate portion extending in the front-to-back direction, and the transverse plate portion has a plurality of second mounting holes, which are arranged in sequence with uniform intervals along the front-to-back direction, and the second mounting holes pass through the upper and lower ends of the transverse plate portion, and the transverse plate portion abuts against the upper surface of the base, and the second mounting holes are connected to the first mounting holes by screw locking.

5. The lathe tool positioning device according to claim 4, characterized in that: The knife seat also has a vertical plate portion extending in the up-down direction, the vertical plate portion is integrally protruded and extended upward from the rear end of the horizontal plate portion, and the vertical plate portion has a through hole penetrating the front and rear ends of the vertical plate portion, and the through hole is used to install the knife head.

6. The lathe tool positioning device according to claim 5, characterized in that: The rear end surface of the vertical plate portion and the rear end surface of the horizontal plate portion are arranged flush with the rear end surface of the base.

7. The lathe tool positioning device according to claim 1, characterized in that: The slide rail is integrally connected to the bottom of the base.

8. The lathe tool positioning device according to claim 1, characterized in that: A first extension plate portion is integrally extended backward from the rear end of the base, and the first extension plate portion extends in the left-right direction. A second extension plate portion is integrally extended backward from the rear end of the knife-holding platform, and the second extension plate portion extends in the left-right direction. The bottom of the first extension plate portion abuts against the top of the second extension plate portion, and the rear end face of the first extension plate portion is flush with the rear end face of the second extension plate portion.

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