Long-axis workpiece supporting mechanism

Abstract

The utility model discloses a long shaft type workpiece supporting mechanism, and relates to the technical field of machining, the long shaft type workpiece supporting mechanism comprises a machine tool, the machine tool comprises a main body, and one side of the main body is provided with a movable rotary table; the supporting frame is arranged on the side, away from the movable rotary table, of the main body, and the supporting frame is movably connected to the main body; the driving part is arranged on the main body, and the driving part is in driving connection with the supporting frame; the technical scheme provided by the utility model has the technical effects that the supporting frame is adopted to support a part of the long-axis workpiece extending out of the machine tool moving turntable, the other end of the long-axis workpiece is fixed on the machine tool through the moving turntable, and the driving piece is used for driving the supporting frame to move on the main body along the axial direction of the long-axis workpiece; and therefore, the distance between the supporting frame and the movable rotary table is adjusted, and the machining convenience of the long-axis workpiece is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a long-axis workpiece supporting mechanism. Background Art

[0002] During the processing of long shafts and pipe workpieces, the lathe needs to be equipped with a movable turntable to fix the workpiece. The movable turntable clamps the workpiece to fix the workpiece on the lathe, so that the workpiece is in a position convenient for processing or testing.

[0003] The movable turntable of the existing lathe is generally installed on one side of the lathe, making it difficult to support the long axis and pipe-like workpiece extending outside the fixture through the movable turntable. Since the axial dimension of the workpiece is long, it is easy to tilt when the workpiece is being processed, making it inconvenient to process the workpiece. Utility Model Content

[0004] The main purpose of the utility model is to provide a long-axis workpiece support mechanism, aiming to improve the stability of the connection between the long-axis workpiece and the machine tool, so that the machine tool can process the long-axis workpiece more conveniently.

[0005] To achieve the above-mentioned purpose, the long-axis workpiece support mechanism proposed in the utility model includes a machine tool, wherein the machine tool includes a main body, a movable turntable is provided on one side of the main body, and the movable turntable is used to fix the long-axis workpiece;

[0006] A support frame, the support frame is arranged on a side of the main body away from the movable turntable, the support frame is movably connected to the main body, and the support frame is used to support the long-axis workpiece; and

[0007] A driving member is disposed on the main body, the driving member is drivingly connected to the support frame, and the driving member is used to drive the support frame to move on the main body along the axial direction of the long-axis workpiece.

[0008] In one embodiment, the main body is provided with a slide rail, the slide rail is extended along the length direction of the main body, the support frame is slidably matched with the slide rail, and the movable turntable is slidably matched with the slide rail.

[0009] In one embodiment, the slide rail includes a first slide rail and a second slide rail, the first slide rail and the second slide rail are arranged opposite to each other along the radial direction of the long-axis workpiece, the support frame includes a base, and the base is provided with a first slider and a second slider at intervals, the first slider is movably connected to the first slide rail, and the second slider is movably connected to the second slide rail.

[0010] In one embodiment, an anti-collision member is provided on one side of the base along the sliding direction of the support frame, and the anti-collision member is used to prevent the support frame from being hit.

[0011] In one embodiment, a positioning block is provided at one side of the bottom of the base, and the first slider or the second slider abuts against the positioning block, and the positioning block is used to position the first slider or the second slider.

[0012] In one embodiment, the support frame also includes a support roller, a transmission shaft and a connecting plate, the support roller is arranged on the connecting plate, the support roller is used to support the long-axis workpiece, the transmission shaft is connected to the base, and the connecting plate is connected to the transmission shaft on a side away from the support roller.

[0013] In one embodiment, a flexible layer is provided on the outer peripheral surface of the supporting roller on a side close to the long-axis workpiece, and the flexible layer abuts against the long-axis workpiece.

[0014] In one embodiment, the support frame further includes an adjusting nut, which is rotatably disposed on the transmission shaft, the adjusting nut is threadedly connected to the transmission shaft, and the adjusting nut is used to drive the transmission shaft to move axially along the transmission shaft.

[0015] In one embodiment, the support frame also includes a first connecting seat and a second connecting seat, the support roller is connected between the first connecting seat and the second connecting seat, the first connecting seat and the second connecting seat are detachably connected to the connecting plate, the connecting plate is provided with grooves on both sides along the width direction of the main body, and the first connecting seat and the second connecting seat are provided with a protrusion that cooperates with the groove on the side close to the connecting plate, and the protrusion is movably inserted in the groove so that the spacing between the first connecting seat and the second connecting seat along the length direction of the connecting plate can be adjusted.

[0016] In one embodiment, the driving member includes a body and a telescopic rod, wherein the body is disposed on the main body, the body is drivingly connected to the telescopic rod, and the telescopic rod is drivingly connected to the support frame.

[0017] The technical solution of the utility model adopts a support frame to support the part of the long-axis workpiece extending out of the movable turntable on the machine tool, fixes the other end of the long-axis workpiece to the machine tool through the movable turntable, and drives the support frame to move along the axial direction of the long-axis workpiece on the main body through the driving member, thereby adjusting the distance between the support frame and the movable turntable, so that the support frame and the movable turntable cooperate to fix the long-axis workpiece on the machine tool more stably, thereby improving the convenience of processing the long-axis workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0019] Figure 1 A structural schematic diagram of an embodiment of a long-axis workpiece support mechanism provided by the utility model;

[0020] Figure 2 A structural cross-sectional view of a support frame in a long-axis workpiece support mechanism provided by the utility model;

[0021] Figure 3 A structural cross-sectional view of another embodiment of a support frame in a long-axis workpiece support mechanism provided by the utility model;

[0022] Figure 4 The present invention is an exploded schematic diagram of another embodiment of a support frame in a long-axis workpiece support mechanism provided by the present invention.

[0023] Description of Figure Numbers:

[0024] 1. Machine tool; 11. Mobile turntable; 12. First slide rail; 13. Second slide rail; 2. Support frame; 21. Base; 211. First slider; 212. Second slider; 213. Anti-collision member; 214. Positioning block; 22. Support roller; 23. Transmission shaft; 24. Connecting plate; 241. Groove; 25. Adjusting nut; 26. First connecting seat; 261. Protrusion; 27. Second connecting seat; 28. Fixed sleeve; 29. ​​Connecting member; 291. Positioning key; 3. Driving member; 31. Main body; 32. Telescopic rod; 33. Fixed plate.

[0025] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0028] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel solutions. Taking "A and / or B" as an example, it includes solution A, solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0029] During the processing of long shafts and pipe workpieces, the lathe needs to be equipped with a movable turntable to fix the workpiece. The movable turntable clamps the workpiece to fix the workpiece on the lathe, so that the workpiece is in a position convenient for processing or testing.

[0030] However, in the process of conceiving and implementing this application, the inventor found that there are at least the following problems:

[0031] The movable turntable of the existing lathe is generally installed on one side of the lathe, making it difficult for the long axis and pipe-like workpieces extending outside the movable turntable to be supported by the movable turntable. Since the axial dimension of the workpiece is long, it is easy to tilt when the workpiece is being processed, making it inconvenient to process the workpiece.

[0032] The utility model provides a long-axis workpiece supporting mechanism.

[0033] See also Figure 1 and Figure 4 In one embodiment of the utility model, the long-axis workpiece support mechanism includes a machine tool 1, the machine tool 1 includes a main body, a movable turntable 11 is provided on one side of the main body, and the movable turntable 11 is used to fix the long-axis workpiece;

[0034] A support frame 2, wherein the support frame 2 is disposed on a side of the main body away from the movable turntable 11, the support frame 2 is movably connected to the main body, and the support frame 2 is used to support the long-axis workpiece; and

[0035] A driving member 3, wherein the driving member 3 is disposed on the main body, the driving member 3 is drivingly connected to the support frame 2, and the driving member 3 is used to drive the support frame 2 to move along the axial direction of the long-axis workpiece on the main body;

[0036] The technical solution of the present utility model adopts a support frame 2 to support the part of the long-axis workpiece extending out of the movable turntable 11 on the machine tool 1, fixes the other end of the long-axis workpiece on the machine tool 1 through the movable turntable 11, and drives the support frame 2 to move along the axial direction of the long-axis workpiece on the main body through the driving member 3, thereby adjusting the distance between the support frame 2 and the movable turntable 11, so that the support frame 2 and the movable turntable 11 cooperate to fix the long-axis workpiece on the machine tool 1 more stably, thereby improving the convenience of processing the long-axis workpiece.

[0037] In this embodiment, the machine tool 1 includes a main body, and a movable turntable 11 is provided on one side of the main body along the axial direction of the long-axis workpiece, and the movable turntable 11 is used to fix and support the long-axis workpiece. The support frame 2 is provided on the other side of the main body away from the movable turntable 11, and the support frame 2 is used to cooperate with the movable turntable 11 to support the other end of the long-axis workpiece, so that the supported long axis is fixed on the machine tool 1. In order to facilitate the adjustment of the fixed position of the movable turntable 11 and the long-axis workpiece, and the support frame 2 and the long-axis workpiece, the movable turntable 11 is movably connected to the main body, and the support frame 2 is movably connected to the main body, so that the movable turntable 11 and the support frame 2 can be fixed at any position on the long-axis workpiece, so that the machine tool 1 can process the long-axis workpiece more conveniently. The long-axis workpiece support mechanism also includes a driving member 3, which is arranged on the main body and is drivingly connected to the support frame 2, so that the driving member 3 can drive the support frame 2 to move along the axial direction of the long-axis workpiece on the main body, thereby more conveniently adjusting the distance between the support frame 2 and the movable turntable 11, so as to more conveniently fix the two ends of the long-axis workpiece to the movable turntable 11 and the support frame 2, respectively, thereby solving the problem of tilting of the long-axis workpiece when being processed. The driving member 3 can be set to two, and the two driving members 3 can be symmetrically arranged along the radial direction of the long-axis workpiece, and the two driving members 3 can be drivingly connected to the support frame 2, thereby improving the stability of the support frame 2 moving along the axial direction of the long-axis workpiece on the main body.

[0038] like Figure 1 As shown, in this embodiment, the main body is provided with a slide rail, and the slide rail is extended along the length direction of the main body, the support frame 2 is slidably matched with the slide rail, and the movable turntable 11 is slidably matched with the slide rail.

[0039] In this embodiment, by arranging the support frame 2 and the movable turntable 11 to slide with the slide rails respectively, the support frame 2 and the movable turntable 11 can more conveniently adjust the distance between them, so that the support frame 2 and the movable turntable 11 can more conveniently cooperate to support the long-axis workpiece, further improving the stability of the support frame 2 and the movable turntable 11 in supporting the long-axis workpiece.

[0040] like Figure 1 As shown, in this embodiment, the slide rail includes a first slide rail 12 and a second slide rail 13, and the first slide rail 12 and the second slide rail 13 are arranged opposite to each other along the radial direction of the long-axis workpiece. The support frame 2 includes a base 21, and the base 21 is provided with a first slider 211 and a second slider 212 at intervals. The first slider 211 is movably connected to the first slide rail 12, and the second slider 212 is movably connected to the second slide rail 13.

[0041] In this embodiment, the first slider 211 and the second slider 212 are relatively arranged on the side of the base 21 away from the long-axis workpiece along the radial direction of the long-axis workpiece, so that the first slider 211 is arranged corresponding to the position of the first slide rail 12, thereby facilitating the first slider 211 to be movably connected to the first slide rail 12, and the second slider 212 is arranged corresponding to the position of the second slide rail 13, thereby facilitating the second slider 212 to be movably connected to the second slide rail 13, thereby further improving the stability of the support frame 2 on the main body along the axial movement of the long-axis workpiece.

[0042] like Figure 1 and Figure 4 As shown, in this embodiment, an anti-collision member 213 is provided on one side of the base 21 along the sliding direction of the support frame 2, and the anti-collision member 213 is used to prevent the support frame 2 from being hit.

[0043] In this embodiment, four anti-collision parts 213 can be set, and the four anti-collision parts 213 are respectively set on both sides of the base 21 along the sliding direction of the support frame 2, so as to prevent the base 21 from colliding with other components and damaging the support frame 2, thereby improving the service life of the support frame 2.

[0044] like Figure 2 , Figure 3 and Figure 4 As shown, in this embodiment, a positioning block 214 is provided on one side of the bottom of the base 21 , and the first slider 211 or the second slider 212 abuts against the positioning block 214 , and the positioning block 214 is used to position the first slider 211 or the second slider 212 .

[0045] In this embodiment, the first slider 211 or the second slider 212 is arranged to abut against the positioning block 214, thereby facilitating the positioning of the first slider 211 and the second slider 212, thereby facilitating the installation of the first slider 211 and the second slider 212. After the first slider 211 or the second slider 212 is installed, the other is also positioned due to the positional relationship of the first slide rail 12 or the second slide rail 13, so there is no need to set the positioning blocks 214 on both sides of the bottom of the base 21, thereby facilitating the processing of the support frame 2 and saving the production cost of the support frame 2.

[0046] like Figures 1 to 4 As shown, in this embodiment, the support frame 2 also includes a support roller 22, a transmission shaft 23 and a connecting plate 24, the support roller 22 is arranged on the connecting plate 24, the support roller 22 is used to support the long-axis workpiece, the transmission shaft 23 is connected to the base 21, and the connecting plate 24 is connected to the transmission shaft 23 on the side away from the support roller 22.

[0047] In this embodiment, the support roller 22 is formed by connecting two truncated cone-shaped rollers, and the width of the connection between the two rollers is smaller than the width on both sides away from the connection, so that the long-axis workpiece on the support roller 22 is exactly located at the center of the support roller 22, thereby preventing the long-axis workpiece from sliding along the width direction of the support roller 22, further improving the stability of the support frame 2 in supporting the long-axis workpiece.

[0048] In this embodiment, a flexible layer is provided on the outer peripheral surface of the supporting roller 22 on the side close to the long-axis workpiece, and the flexible layer abuts against the long-axis workpiece.

[0049] In this embodiment, the flexible layer can reduce the wear between the supporting roller 22 and the long-axis workpiece, thereby reducing the wear between the supporting roller 22 and the long-axis workpiece when the supporting frame 2 supports the long-axis workpiece to move relative to the movable turntable 11.

[0050] like Figures 1 to 4 As shown, in this embodiment, the support frame 2 also includes an adjusting nut 25, which is rotatably disposed on the transmission shaft 23, and the adjusting nut 25 is threadedly connected to the transmission shaft 23, and the adjusting nut 25 is used to drive the transmission shaft 23 to move axially along the transmission shaft 23.

[0051] In this embodiment, by setting an adjusting nut 25 threadably connected to the transmission shaft 23, the user can drive the transmission shaft 23 to move axially along the transmission shaft 23 by rotating the adjusting nut 25, thereby adjusting the height of the support roller 22 relative to the base 21, and then adjusting the height of the support roller 22 relative to the main body, so that the support frame 2 can better adapt to long-axis workpieces of different sizes.

[0052] In this embodiment, the outer wall of the adjusting nut 25 is provided with a handle for the user to drive the adjusting nut 25 to rotate. The handle may be provided in plurality, and the plurality of handles are provided at intervals along the circumferential direction of the outer wall of the adjusting nut 25 .

[0053] In this embodiment, the support frame 2 also includes a fixing sleeve 28, the outer peripheral wall of the adjusting nut 25 is provided with a protrusion, the inner wall of the fixing sleeve 28 is provided with an annular groove matching with the protrusion, and the fixing sleeve 28 is sleeved on the outside of the adjusting nut 25 so that the protrusion abuts against the inner wall of the annular groove, thereby improving the rotation stability of the adjusting nut 25.

[0054] In this embodiment, the support frame 2 also includes a connecting member 29 and a positioning key 291. The transmission shaft 23 is connected to the base 21 through the connecting member 29. The adjusting nut 25 is connected to the connecting member 29. The transmission shaft 23 and the connecting member 29 are limitedly abutted by the positioning key 291, thereby improving the connection stability between the transmission shaft 23 and the connecting member 29.

[0055] like Figure 2 , Figure 3 to Figure 4 As shown, in this embodiment, the support frame 2 also includes a first connecting seat 26 and a second connecting seat 27, the support roller 22 is connected between the first connecting seat 26 and the second connecting seat 27, the first connecting seat 26 and the second connecting seat 27 are detachably connected to the connecting plate 24, the connecting plate 24 is provided with grooves 241 on both sides along the width direction of the main body, the first connecting seat 26 and the second connecting seat 27 are close to the side of the connecting plate 24 and are provided with a protrusion 261 that cooperates with the groove 241, the protrusion 261 is movably inserted in the groove 241, so that the spacing between the first connecting seat 26 and the second connecting seat 27 along the length direction of the connecting plate 24 can be adjusted.

[0056] In this embodiment, the first connecting seat 26 may be provided with a first bearing, and the second connecting seat 27 may be provided with a second bearing. One side of the support roller 22 is connected to the first connecting seat 26 through the first bearing, and the other side of the support roller 22 is connected to the second connecting seat 27 through the second bearing, so that the support roller 22 can rotate relative to the first connecting seat 26 and the second connecting seat 27. When the support frame 2 supports the long-axis workpiece and moves relative to the movable turntable 11, the support roller 22 rotates to reduce the wear between the support roller 22 and the long-axis workpiece.

[0057] In this embodiment, when the protrusions 261 on the first connecting seat 26 and the second connecting seat 27 are respectively adjusted to a spacing between the two in the corresponding grooves 241, a support roller 22 corresponding to the appropriate spacing size is installed between the first connecting seat 26 and the second connecting seat 27, and the two protrusions 261 are fixed in the corresponding grooves 241 by screws, so that the support frame 2 can replace the appropriate support roller 22 according to the size of the radius of the long-axis workpiece, so that the support frame 2 can support the long-axis workpiece more stably.

[0058] like Figure 1 As shown, in this embodiment, the driving member 3 includes a body 31 and a telescopic rod 32 , the body 31 is arranged on the main body, the body 31 is drivingly connected to the telescopic rod 32 , and the telescopic rod 32 is drivingly connected to the support frame 2 .

[0059] In this embodiment, the driving member 3 can be set as a cylinder. The driving member 3 also includes a fixing plate 33, and the telescopic rod 32 is connected to the support frame 2 through the fixing plate 33. A part of the fixing plate 33 protrudes from the support frame 2, and the telescopic rod 32 is fixed to the side of the fixing plate 33 protruding from the support frame 2, thereby solving the problem that the driving member 3 is inconvenient to install due to the position relationship between the base 21 and the slide rail. The main body 31 drives the telescopic rod 32 to extend and retract, thereby driving the support frame 2 to move along the axial direction of the long-axis workpiece on the main body.

[0060] The above description is only an exemplary embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the technical concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A long axis workpiece support mechanism, characterized in that: include: A machine tool, the machine tool comprising a main body, one side of the main body is provided with a movable turntable, the movable turntable is used to fix a long-axis workpiece; A support frame, the support frame is arranged on a side of the main body away from the movable turntable, the support frame is movably connected to the main body, and the support frame is used to support the long-axis workpiece; as well as A driving member is disposed on the main body, the driving member is drivingly connected to the support frame, and the driving member is used to drive the support frame to move on the main body along the axial direction of the long-axis workpiece.

2. The long-axis workpiece support mechanism according to claim 1, characterized in that: The main body is provided with a slide rail, and the slide rail is extended along the length direction of the main body. The support frame is slidably matched with the slide rail, and the movable turntable is slidably matched with the slide rail.

3. The long-axis workpiece support mechanism according to claim 2, characterized in that: The slide rail includes a first slide rail and a second slide rail, the first slide rail and the second slide rail are arranged opposite to each other along the radial direction of the long-axis workpiece, the support frame includes a base, and the base is provided with a first slider and a second slider at intervals, the first slider is movably connected to the first slide rail, and the second slider is movably connected to the second slide rail.

4. The long-axis workpiece support mechanism according to claim 3, characterized in that: An anti-collision piece is provided on one side of the base along the sliding direction of the support frame, and the anti-collision piece is used to prevent the support frame from being hit.

5. The long-axis workpiece support mechanism according to claim 3, characterized in that: A positioning block is provided at one side of the bottom of the base, and the first sliding block or the second sliding block abuts against the positioning block, and the positioning block is used to position the first sliding block or the second sliding block.

6. The long-axis workpiece support mechanism according to claim 3, characterized in that: The support frame also includes a support roller, a transmission shaft and a connecting plate, wherein the support roller is arranged on the connecting plate, the support roller is used to support the long-axis workpiece, the transmission shaft is connected to the base, and the connecting plate is connected to the transmission shaft on a side away from the support roller.

7. The long-axis workpiece support mechanism according to claim 6, characterized in that: A flexible layer is provided on the outer peripheral surface of the supporting roller close to the long-axis workpiece, and the flexible layer abuts against the long-axis workpiece.

8. The long-axis workpiece support mechanism according to claim 6, characterized in that: The support frame also includes an adjusting nut, which is rotatably disposed on the transmission shaft, the adjusting nut is threadedly connected to the transmission shaft, and the adjusting nut is used to drive the transmission shaft to move along the axial direction of the transmission shaft.

9. The long-axis workpiece support mechanism according to claim 6, characterized in that: The support frame also includes a first connecting seat and a second connecting seat, the supporting roller is connected between the first connecting seat and the second connecting seat, the first connecting seat and the second connecting seat are detachably connected to the connecting plate, the connecting plate is provided with grooves on both sides along the width direction of the main body, and the first connecting seat and the second connecting seat are provided with a protrusion that cooperates with the groove on the side close to the connecting plate, and the protrusion is movably inserted in the groove so that the distance between the first connecting seat and the second connecting seat along the length direction of the connecting plate can be adjusted.

10. The long-axis workpiece support mechanism according to any one of claims 1 to 9, characterized in that: The driving member comprises a body and a telescopic rod, wherein the body is arranged on the main body, the body is drivingly connected to the telescopic rod, and the telescopic rod is drivingly connected to the support frame.

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