A truss mechanism used on CNC lathe

By designing a truss mechanism for CNC lathes, the free movement of the workpiece clamping mechanism is driven, and the problems of manual loading and unloading operations and safety risks in the prior art are solved, achieving a more convenient and safe processing process.

CN222710824UActive Publication Date: 2025-04-04ZHONGSHAN YUSHENG INTELLIGENT TECH CO LTD
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Patent Information

Application Number
CN202420617242.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-03-27
Publication Date
2025-04-04
Estimated Expiration
2034-03-27

AI Technical Summary

Technical Problem

In the processing of existing CNC lathes, manual loading and unloading of materials is required, which is troublesome and has production safety risks. Especially when the lathe is large, it is difficult for workers to install workpieces.

Method used

A truss mechanism applied to CNC lathes is designed, including a base frame, X-axis truss, Y-axis truss, Z-axis truss and workpiece clamping mechanism. The driving group drives the movement of the truss, realizes the free movement of the workpiece clamping mechanism, which is convenient for processing, and can be moved to the front of the lathe door for easy operation.

Benefits of technology

The workpiece clamping mechanism is freely moved within the CNC lathe, simplifying the installation and processing process of the workpiece, improving the convenience and safety of operation, and at the same time, the use of truss structures to save materials and stabilize the structure.

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Abstract

The utility model discloses a truss mechanism applied to a CNC lathe, comprising: a base frame; an X-axis truss, arranged at the upper end of the base frame, on which an X-axis sliding seat is slidably arranged; a first drive group, arranged between the X-axis truss and the X-axis sliding seat; a Y-axis truss, slidably arranged on the X-axis sliding seat, one end of which is provided with a Z-axis sliding seat; a second drive group, arranged between the X-axis sliding seat and the Y-axis truss; a Z-axis truss, vertically slidably arranged on the Z-axis sliding seat; a third drive group, arranged between the Z-axis sliding seat and the Z-axis truss; a workpiece clamping mechanism, arranged at the lower end of the Z-axis truss, for installing and clamping the workpiece to be processed. Through the coordinated operation of the first, second and third drive groups, the Y-axis truss and the Z-axis truss are respectively driven to move relative to the CNC lathe, so that the workpiece clamping mechanism can be freely moved in the CNC lathe, and can be moved to the front of the lathe door, so that workers can install the workpiece on the workpiece clamping mechanism without having to probe into the machine tool for operation, which is practical and convenient.
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Description

Technical Field

[0001] The utility model relates to the technical field of numerically controlled lathes, in particular to a truss mechanism applied to numerically controlled lathes. Background Art

[0002] At present, in the existing CNC machine processing, loading and unloading are generally done manually. After each workpiece is processed, the machine needs to be stopped for loading and unloading. The worker needs to open the door and reach into the machine tool to operate, which is rather troublesome. Moreover, sometimes when the lathe is large, the worker's body is limited, which makes it difficult to install the workpiece. It is very inconvenient and there is a production safety risk. Summary of the invention

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a truss mechanism applied to a numerically controlled lathe.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A truss mechanism used in a numerically controlled lathe, comprising:

[0006] The base frame is installed at one end of the CNC lathe;

[0007] An X-axis truss is arranged at the upper end of the base frame, and an X-axis sliding seat is slidably arranged on the truss;

[0008] A first driving group, disposed between the X-axis truss and the X-axis sliding seat, for driving the X-axis sliding seat to move along the X-axis direction;

[0009] A Y-axis truss is slidably disposed on the X-axis sliding seat and is perpendicular to the X-axis truss, and one end of the Y-axis truss is provided with a Z-axis sliding seat;

[0010] A second driving group is provided between the X-axis sliding seat and the Y-axis truss, and is used to drive the Y-axis truss to move along the Y-axis direction;

[0011] A Z-axis truss is vertically slidably disposed on the Z-axis sliding seat;

[0012] A third driving group is provided between the Z-axis sliding seat and the Z-axis truss, and is used to drive the Z-axis truss to move along the Z-axis direction;

[0013] The workpiece clamping mechanism is arranged at the lower end of the Z-axis truss and is used for installing and clamping the workpiece to be processed.

[0014] As described above, a truss mechanism applied to a CNC lathe, the workpiece clamping mechanism comprises:

[0015] A mounting seat, mounted on the lower end of the Z-axis truss;

[0016] A tilt conversion seat, which is snap-fitted and mounted on the lower end of the mounting seat;

[0017] A rotating platform, rotatably arranged at the lower end of the tilt conversion seat, on which two clamping fixtures are arranged;

[0018] The fourth driving motor is arranged on the tilt conversion seat and is used to drive the rotating table to rotate so as to change the relative position between the two clamping fixtures.

[0019] As described above, a truss mechanism applied to a CNC lathe, the clamping fixture includes a clamping table arranged on the rotating table, a plurality of clamping members arranged on the peripheral side of the end surface of the clamping table, and a pressure plate assembly that can cooperate with the clamping members for clamping.

[0020] In the truss mechanism applied to a CNC lathe as described above, the two clamping fixtures are arranged perpendicular to each other.

[0021] In the truss mechanism applied to a CNC lathe as described above, the lower end of the tilt conversion seat is provided with an inclined mounting surface, and the rotating table is rotatably arranged on the inclined mounting surface.

[0022] In the truss mechanism applied to a CNC lathe as described above, the angle between the inclined mounting surface and the ground is 45°.

[0023] As described above, in a truss mechanism applied to a CNC lathe, the first drive group includes an X-axis transmission rack arranged on the X-axis truss, a first drive motor is provided on the X-axis sliding seat, and the output end of the first drive motor is provided with a first transmission gear that can mesh with the X-axis transmission rack for transmission.

[0024] As described above, in a truss mechanism applied to a CNC lathe, the second drive group includes a Y-axis transmission rack arranged on the Y-axis truss, a second drive motor is provided on the X-axis sliding seat, and the output end of the second drive motor is provided with a second transmission gear that can mesh with the Y-axis transmission rack for transmission.

[0025] As described above, in a truss mechanism applied to a CNC lathe, the third drive group includes a Z-axis transmission rack arranged on the Z-axis truss, a third drive motor is provided on the Z-axis sliding seat, and the output end of the third drive motor is provided with a third transmission gear that can mesh with the Z-axis transmission rack for transmission.

[0026] As described above, a truss mechanism applied to a CNC lathe, the base frame includes a vertical truss installed on one end of the CNC lathe, and a support plate arranged on the upper end of the vertical truss, and reinforcing ribs are further arranged between the vertical truss and the support plate.

[0027] The beneficial effects of the utility model are as follows: the application has a simple structure, and through the coordinated operation of the first, second and third drive groups, the Y-axis truss and the Z-axis truss are respectively driven to move relative to the CNC lathe, so that the workpiece clamping mechanism can be freely moved in the CNC lathe, which is convenient for processing and can be moved to the front of the lathe door, making it convenient for workers to install the workpiece on the workpiece clamping mechanism without having to reach into the machine tool for operation; at the same time, the truss structure is adopted, which saves materials, has a stable structure, and is practical and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0029] Figure 1 This is one of the structural schematic diagrams of a truss mechanism applied to a CNC lathe in an embodiment of the utility model.

[0030] Figure 2 This is the second structural schematic diagram of a truss mechanism applied to a CNC lathe according to an embodiment of the utility model.

[0031] Figure 3 This is the third structural schematic diagram of a truss mechanism applied to a CNC lathe according to an embodiment of the utility model.

[0032] Figure 4 yes Figure 1 Enlarged view of point A in the middle. DETAILED DESCRIPTION

[0033] The technical solution of the utility model is described in detail below in conjunction with the accompanying drawings and embodiments.

[0034] See also Figures 1 to 4 As shown, the embodiment of the present application provides a truss mechanism applied to a CNC lathe, including:

[0035] The base frame 1 is installed at one end of the CNC lathe;

[0036] An X-axis truss 2 is provided at the upper end of the base frame 1, and an X-axis sliding seat 20 is slidably provided thereon;

[0037] A first driving group 3 is provided between the X-axis truss 2 and the X-axis sliding seat 20, and is used to drive the X-axis sliding seat 20 to move along the X-axis direction;

[0038] The Y-axis truss 4 is slidably disposed on the X-axis sliding seat 20 and is perpendicular to the X-axis truss 2, and a Z-axis sliding seat 40 is disposed at one end thereof;

[0039] The second driving group 5 is provided between the X-axis sliding seat 20 and the Y-axis truss 4, and is used to drive the Y-axis truss 4 to move along the Y-axis direction;

[0040] A Z-axis truss 6 is vertically slidably disposed on the Z-axis sliding seat 40;

[0041] A third driving group 7 is provided between the Z-axis sliding seat 40 and the Z-axis truss 6, and is used to drive the Z-axis truss 6 to move along the Z-axis direction;

[0042] The workpiece clamping mechanism 8 is disposed at the lower end of the Z-axis truss 6 and is used to install and clamp the workpiece to be processed.

[0043] Through the coordinated operation of the first, second and third drive groups, the Y-axis truss and the Z-axis truss are respectively driven to move relative to the CNC lathe, so that the workpiece clamping mechanism can move freely in the CNC lathe, which is convenient for processing and can be moved in front of the lathe door, so that workers can install the workpiece on the workpiece clamping mechanism without having to reach into the machine tool for operation; at the same time, the truss structure is adopted, which saves materials, has a stable structure, and is practical and convenient.

[0044] Furthermore, the workpiece clamping mechanism 8 comprises:

[0045] A mounting seat 81, mounted on the lower end of the Z-axis truss 6;

[0046] A tilt conversion seat 82, which is snap-fitted and mounted on the lower end of the mounting seat 81;

[0047] A rotating platform 83 is rotatably disposed at the lower end of the tilt conversion seat 82, and two clamping fixtures 84 are disposed thereon;

[0048] The fourth driving motor 85 is disposed on the tilt conversion seat 82 and is used to drive the rotating platform 83 to rotate so as to change the relative position between the two clamping fixtures 84 .

[0049] When in use, workpieces can be installed on both clamping fixtures 84 and then processed. After the workpiece on a clamping fixture 84 is processed, the fourth drive motor 85 is started to drive the rotating table 83 to rotate, thereby rotating the other clamping fixture 84 to the processing position for processing. Multiple workpieces can be processed at one time, which is practical and convenient.

[0050] Furthermore, the clamping fixture 84 includes a clamping platform 841 disposed on the rotating platform 83 , a plurality of clamping members 842 arranged on the circumferential side of the end surface of the clamping platform 841 , and a pressure plate assembly 843 capable of clamping in cooperation with the clamping members 842 .

[0051] When clamping, the workpiece is placed on the clamping table 841, and then the clamping member 842 is moved to clamp the workpiece, and then the pressure plate assembly 843 is used to press or tighten the workpiece to complete the installation, which is practical and convenient.

[0052] Specifically, the two clamping jigs 84 are arranged perpendicular to each other to avoid mutual interference between the two clamping jigs 84 .

[0053] The lower end of the tilt conversion seat 82 is provided with an inclined mounting surface 820, and the rotating platform 83 is rotatably disposed on the inclined mounting surface 820. In this embodiment, the angle between the inclined mounting surface 820 and the ground is 45°.

[0054] Furthermore, the first drive group 3 includes an X-axis transmission rack 31 arranged on the X-axis truss 2, a first drive motor 32 is provided on the X-axis sliding seat 20, and an output end of the first drive motor 32 is provided with a first transmission gear 33 that can mesh with the X-axis transmission rack 31 for transmission.

[0055] Furthermore, the second drive group 5 includes a Y-axis transmission rack 51 arranged on the Y-axis truss 4, a second drive motor 52 is provided on the X-axis sliding seat 20, and the output end of the second drive motor 52 is provided with a second transmission gear 53 that can mesh with the Y-axis transmission rack 51 for transmission.

[0056] Furthermore, the third driving group 7 includes a Z-axis transmission rack 71 arranged on the Z-axis truss 6, a third driving motor 72 is provided on the Z-axis sliding seat 40, and an output end of the third driving motor 72 is provided with a third transmission gear 73 that can mesh with the Z-axis transmission rack 71 for transmission.

[0057] The first drive motor 32, the second drive motor 52 and the third drive motor 72 can respectively drive the first transmission gear 33, the second transmission gear 53 and the third transmission gear 73 to rotate, and respectively drive the meshing transmission of the X-axis transmission rack 31, the Y-axis transmission rack 51 and the Z-axis transmission rack 71, thereby driving the free movement of the Y-axis truss 4 in the X-axis and Y-axis directions and the free movement of the Z-axis truss 6 in the Z-axis direction, thereby driving the free movement of the workpiece clamping mechanism 8 on the X, Y and Z axes, thereby realizing the self-use movement of the workpiece clamping mechanism 8 in the CNC lathe, which is practical and convenient.

[0058] Furthermore, the base frame 1 includes a vertical truss 11 installed at one end of the CNC lathe, and a support plate 12 provided at the upper end of the vertical truss 11 , and a reinforcing rib 13 is provided between the vertical truss 11 and the support plate 12 .

[0059] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure made using the contents of the specification and drawings of the present invention, or directly or indirectly used in other related technical fields, is also included in the patent protection scope of the present invention.

Claims

1. A truss mechanism used in a CNC lathe, characterized in that: Included are: A base frame (1) is installed at one end of the CNC lathe; An X-axis truss (2) is arranged at the upper end of the base frame (1) and an X-axis sliding seat (20) is slidably arranged on the truss; A first driving group (3) is arranged between the X-axis truss (2) and the X-axis sliding seat (20), and is used to drive the X-axis sliding seat (20) to move along the X-axis direction; A Y-axis truss (4) is slidably mounted on the X-axis sliding seat (20) and is perpendicular to the X-axis truss (2), and a Z-axis sliding seat (40) is disposed at one end thereof; A second driving group (5), arranged between the X-axis sliding seat (20) and the Y-axis truss (4), for driving the Y-axis truss (4) to move along the Y-axis direction; A Z-axis truss (6) is vertically slidably disposed on the Z-axis sliding seat (40); A third driving group (7), arranged between the Z-axis sliding seat (40) and the Z-axis truss (6), and used for driving the Z-axis truss (6) to move along the Z-axis direction; A workpiece clamping mechanism (8) is arranged at the lower end of the Z-axis truss (6) and is used to install and clamp the workpiece to be processed.

2. The truss mechanism used in a CNC lathe according to claim 1, characterized in that: The workpiece clamping mechanism (8) comprises: A mounting seat (81) mounted on the lower end of the Z-axis truss (6); A tilt conversion seat (82) is mounted on the lower end of the mounting seat (81) by snap-fitting; A rotating platform (83) is rotatably disposed at the lower end of the tilt conversion seat (82) and is provided with two clamping fixtures (84); A fourth driving motor (85) is disposed on the tilt conversion seat (82) and is used to drive the rotating platform (83) to rotate so as to change the relative position between the two clamping fixtures (84).

3. The truss mechanism used in a CNC lathe according to claim 2, characterized in that: The clamping fixture (84) includes a clamping platform (841) disposed on the rotating platform (83), a plurality of clamping members (842) arranged on the circumferential side of the end surface of the clamping platform (841), and a pressure plate assembly (843) capable of clamping in cooperation with the clamping members (842).

4. A truss mechanism used in a CNC lathe according to claim 2 or 3, characterized in that: The two clamping fixtures (84) are arranged perpendicular to each other.

5. The truss mechanism used in a CNC lathe according to claim 2, characterized in that: The lower end of the tilt conversion seat (82) is provided with an inclined mounting surface (820), and the rotating platform (83) is rotatably mounted on the inclined mounting surface (820).

6. The truss mechanism used in a CNC lathe according to claim 5, characterized in that: The angle between the inclined mounting surface (820) and the ground is 45°.

7. The truss mechanism used in a CNC lathe according to claim 1, characterized in that: The first drive group (3) comprises an X-axis transmission rack (31) arranged on the X-axis truss (2), a first drive motor (32) is arranged on the X-axis sliding seat (20), and an output end of the first drive motor (32) is provided with a first transmission gear (33) capable of meshing with the X-axis transmission rack (31) for transmission.

8. The truss mechanism used in a CNC lathe according to claim 1, characterized in that: The second drive group (5) comprises a Y-axis transmission rack (51) arranged on the Y-axis truss (4), a second drive motor (52) is arranged on the X-axis sliding seat (20), and a second transmission gear (53) capable of meshing and transmitting with the Y-axis transmission rack (51) is arranged at the output end of the second drive motor (52).

9. The truss mechanism used in a CNC lathe according to claim 1, characterized in that: The third drive group (7) comprises a Z-axis transmission rack (71) arranged on the Z-axis truss (6), a third drive motor (72) is arranged on the Z-axis sliding seat (40), and an output end of the third drive motor (72) is provided with a third transmission gear (73) capable of meshing and transmitting with the Z-axis transmission rack (71).

10. The truss mechanism used in a CNC lathe according to claim 1, characterized in that: The base frame (1) comprises a vertical truss (11) installed at one end of the CNC lathe, and a support plate (12) arranged at the upper end of the vertical truss (11), and a reinforcing rib (13) is also arranged between the vertical truss (11) and the support plate (12).