Boring machine for lining of metal product

Abstract

The invention is suitable for the technical field of bushing boring, and provides a metal product bushing boring machine which comprises a base and a main rotating shaft, an angle adjusting supporting assembly is installed at the end of the main rotating shaft and comprises an adjusting support, a cutter supporting rod and an angle adjusting telescopic rod, and a boring cutter is installed at one end of the cutter supporting rod; the telescopic control assembly is installed on the inner side of the main rotating shaft and connected with an adjusting support of the angle adjusting supporting assembly, and the main rotating shaft is further provided with a telescopic driving assembly connected with the telescopic control assembly. The power assembly is used for driving the main rotating shaft to rotate; the supporting and centering assembly is used for adjusting the position of the main rotating shaft; and a displacement assembly. By means of the adjustable supporting centering and displacement assembly, the angle-adjustable cutter supporting rod and the rotary self-locking and telescopic control assembly, multi-shape adaptability and rapid and reliable boring machining are achieved, and meanwhile the working efficiency and the machining quality are improved.

Description

Technical Field

[0001] The invention belongs to the technical field of bushing boring, and in particular relates to a bushing boring machine for metal products. Background Art

[0002] Metal bushings are often used to reduce friction, prevent wear, or provide support between two moving parts. Bushings can be simple cylindrical structures or designed into more complex shapes to suit specific application requirements. They are widely used in various mechanical equipment, such as automobiles, aircraft, industrial machinery, etc.

[0003] Bushings generally need to be bored during the production and processing stage to meet the requirements of dimensional accuracy, surface finish, shape correction, customized processing, improved fit, removal of burrs and excess materials, etc. However, existing boring equipment cannot adapt to multiple shapes and perform boring processing quickly and reliably, which affects work efficiency and processing quality.

[0004] Therefore, in view of the above situation, it is urgent to develop a metal product bushing boring machine to overcome the shortcomings in current practical applications. Summary of the invention

[0005] The object of the present invention is to provide a metal product bushing boring machine, aiming to solve the problems mentioned in the above background technology.

[0006] The present invention is implemented in this way: a metal product bushing boring machine comprises a base and a boring cutter, and also comprises: A main rotating shaft, wherein a plurality of angle adjustment support assemblies are circumferentially distributed on the end of the main rotating shaft, wherein the angle adjustment support assembly comprises an adjustment support slidably mounted on the side wall of the main rotating shaft, wherein the two ends of the adjustment support are respectively hinged with a knife support rod and an angle adjustment telescopic rod, wherein the boring knife is mounted on one end of the knife support rod away from the adjustment support, and the other end of the angle adjustment telescopic rod away from the adjustment support is hinged with the knife support rod; A telescopic control assembly and a telescopic drive assembly, wherein the telescopic control assembly is installed on the inner side of the main rotating shaft and connected to the adjustment support of the angle adjustment support assembly, and a telescopic drive assembly connected to the telescopic control assembly is also installed on the main rotating shaft, and the telescopic drive assembly is used to drive the telescopic control assembly, thereby driving the adjustment support to extend and retract through the telescopic control assembly, and the telescopic drive assembly can also self-lock after adjustment, thereby locking the telescopic control assembly; A power assembly, the power assembly is installed on the main rotating shaft, and the power assembly is used to drive the main rotating shaft to rotate; A support centering assembly, wherein the support centering assembly is rotatably mounted on the main rotating shaft, and the support centering assembly is also fixedly connected to the power assembly, and the support centering assembly is used to adjust the position of the main rotating shaft; A displacement assembly is installed on the base and is also connected to the support and centering assembly. The displacement assembly is used to provide adjustable rotation support for the support and centering assembly and to control and adjust the horizontal position of the support and centering assembly.

[0007] A further technical solution is that the main rotating shaft is horizontally arranged, and an opening for sliding installation of the adjustment support is opened on the side wall at one end of the main rotating shaft; the angle-adjustable telescopic rod is provided with a fastening bolt B for locking after telescopic adjustment, and the telescopic inner rod of the angle-adjustable telescopic rod is also provided with a scale; the end of the knife support rod away from the adjustment support is provided with an installation groove for installing a boring tool, and the knife support rod is also provided with a fastening bolt C for locking and fixing the boring tool.

[0008] A further technical solution is that the telescopic control assembly includes a guide cylinder, a push-pull rod, a threaded shaft and a threaded cylinder. The threaded cylinder is rotatably installed on one end of the inner cavity of the main rotating shaft, and the threaded shaft is connected to the threaded shaft in the threaded cylinder. The end of the threaded shaft away from the threaded cylinder is slidably connected to the guide cylinder, and the end of the guide cylinder away from the threaded shaft is fixedly connected to the other end of the inner cavity of the main rotating shaft. There are also multiple push-pull rods corresponding to the adjustment support hingedly distributed circumferentially on the threaded shaft, and the other end of the push-pull rods is hinged to the adjustment support.

[0009] A further technical solution is that the telescopic drive assembly includes a bevel gear A, a bevel gear B, a support column, a spring, a rotating handle, a locking rod, an inner sliding rod and a locking head. The bevel gear A is fixed on the threaded cylinder, and the support column is fixed on the side wall of the main rotating shaft. The inner side of the support column is rotatably installed with an inner sliding rod, and the inner end of the inner sliding rod is fixed with a bevel gear B meshing with the bevel gear A. The outer end of the inner sliding rod is fixed with a rotating handle. A locking rod is also slidably provided on the inner side of the inner sliding rod, and a spring for elastically supporting the locking rod is also installed on the inner end of the inner sliding rod. A movable opening is opened on the inner end side wall of the inner sliding rod, and the inner end of the locking rod is fixed with a locking head extending from the movable opening and used to abut and fix with the inner end of the support column.

[0010] According to a further technical solution, the outer end of the locking rod is chamfered; the surface of the locking head is provided with an anti-slip layer; when there is no external force, under the elastic force of the spring, the locking head is elastically abutted and fixed to the inner end of the supporting column, and at this time the outer end of the locking rod protrudes from the surface of the rotating handle.

[0011] A further technical solution is that the power assembly includes a shell, a motor, a transmission chain and a slave sprocket. The shell is rotatably installed on one end of the main rotating shaft away from the angle adjustment support assembly. The slave sprocket is fixed on the main rotating shaft on the inner side of the shell. The motor is also fixed on the outer side of the shell. The main sprocket is fixed on the output end of the motor. The main sprocket is located on the inner side of the shell, and the main sprocket is also connected to the slave sprocket through a transmission chain.

[0012] A further technical solution is that the support and centering assembly includes a support outer ring, a stabilizing telescopic rod, a support inner ring, a bearing seat, a screw and a fastening bolt A. The support inner ring is rotatably mounted on the main rotating shaft, and the support inner ring is fixedly connected to the outer shell of the power assembly. A support outer ring is provided on the outer side of the support inner ring, and a plurality of stabilizing telescopic rods are hingedly distributed circumferentially on the inner side of the support outer ring. The inner end of the stabilizing telescopic rod is hinged to the support inner ring. A bearing seat is also fixed to the outer side of the support inner ring, and a screw is rotatably mounted on the bearing seat. The screw passes through the support outer ring and is threadedly connected to the support outer ring. The support outer ring is also provided with a fastening bolt A for locking and fixing the screw.

[0013] According to a further technical solution, a fastening bolt E for fixing the stabilizing telescopic rod is also installed on the stabilizing telescopic rod.

[0014] A further technical solution is that the displacement assembly includes a vertical bracket, a sliding seat, a sliding rail, a transverse connecting frame, a translation and telescopic cylinder, a cylinder fixing seat, a supporting ring and a fastening bolt D. A supporting ring is rotatably installed on both sides of the support outer ring, and a fastening bolt D for locking and fixing the support outer ring is also installed on the supporting ring. Two sliding rails are fixed on the base, and a sliding seat is slidably provided on the sliding rails. A vertical bracket is fixed on the sliding seat, and an avoidance opening for avoiding the screw is opened on the vertical bracket. The upper end of the vertical bracket is fixedly connected to the two supporting rings accordingly. A transverse connecting frame is also fixed between the two sliding seats, and a translation and telescopic cylinder is fixed on one side of the transverse connecting frame. The cylinder body of the translation and telescopic cylinder is also fixedly connected to the base through a cylinder fixing seat.

[0015] According to a further technical solution, the supporting outer ring and / or the supporting ring are also provided with scales.

[0016] The present invention provides a metal product bushing boring machine, which has the following beneficial effects: According to the fixed position of the bushing to be processed and the position to be processed, the support and centering assembly is adjustable for rotation and the horizontal position of the support and centering assembly is controlled and adjusted through the displacement assembly, and then the position of the main rotating shaft is adjusted through the support and centering assembly so that the main rotating shaft is coaxial with the bushing to be processed, so that the processing accuracy meets the requirements.

[0017] The angle of the tool support rod can be adjusted through the angle-adjustable telescopic rod, so that the boring tool is adapted to the required processing shape of the bushing to be processed, and the application range is wide; through the definition of the telescopic drive component and the telescopic control component, the telescopic drive component can drive the telescopic control component, thereby driving the adjustment support to be extended and retracted through the telescopic control component to adjust and control the boring hole diameter; the telescopic drive component can also self-lock after adjustment, thereby locking the telescopic control component, making the adjustment quick and reliable.

[0018] In addition, the main rotating shaft can be driven to rotate by the power assembly, so that a plurality of boring tools installed at the end of the main rotating shaft can perform efficient boring operations.

[0019] In summary, the present invention achieves multi-shape adaptability and fast and reliable boring processing through an adjustable support centering and displacement component, an angle-adjustable tool support rod, and a rotational self-locking and telescopic control component, while improving work efficiency and processing quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the three-dimensional structure of a metal product bushing boring machine provided in an embodiment of the present invention; Figure 2 for Figure 1 Another perspective structural diagram of; Figure 3 A partially enlarged structural schematic diagram of a metal product bushing boring machine provided in an embodiment of the present invention; Figure 4 for Figure 3 A schematic cross-sectional view of the structure from another perspective; Figure 5 for Figure 4 A schematic diagram of a local enlarged structure; Figure 6 for Figure 5 A schematic diagram of the enlarged structure of part A; Figure 7 for Figure 5 Schematic diagram of the enlarged structure of part B.

[0021] In the figure: 1-main rotating shaft, 2-angle adjustment support assembly, 3-support centering assembly, 4-power assembly, 5-displacement assembly, 6-base, 7-boring tool, 8-telescopic drive assembly, 9-telescopic control assembly, 21-adjusting support, 22-knife support rod, 23-angle adjustment telescopic rod, 24-fastening bolt B, 25-fastening bolt C, 31-support outer ring, 32-stable telescopic rod, 33-support inner ring, 34-bearing seat, 35-screw, 36-fastening bolt A, 41-housing, 42-motor, 43- Transmission chain, 44-slave sprocket, 45-main sprocket, 51-avoidance opening, 52-vertical bracket, 53-slide seat, 54-sliding track, 55-horizontal connecting frame, 56-translational telescopic cylinder, 57-cylinder fixing seat, 58-support ring, 59-fastening bolt D, 81-bevel gear A, 82-bevel gear B, 83-support column, 84-spring, 85-movable mouth, 86-rotating handle, 87-locking rod, 88-inner sliding rod, 89-locking head, 91-guide cylinder, 92-push-pull rod, 93-threaded shaft, 94-threaded cylinder. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0023] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

[0024] like Figure 1-4 As shown, a metal product bushing boring machine provided by one embodiment of the present invention includes a base 6 and a boring tool 7, and also includes: A main rotating shaft 1, wherein a plurality of angle adjustment support assemblies 2 are circumferentially distributed on the end of the main rotating shaft 1, wherein the angle adjustment support assembly 2 comprises an adjustment support 21 slidably mounted on the side wall of the main rotating shaft 1, wherein both ends of the adjustment support 21 are respectively hinged with a knife support rod 22 and an angle adjustment telescopic rod 23, wherein a boring knife 7 is mounted on one end of the knife support rod 22 away from the adjustment support 21, and one end of the angle adjustment telescopic rod 23 away from the adjustment support 21 is hinged with the knife support rod 22; A telescopic control assembly 9 and a telescopic drive assembly 8, wherein the telescopic control assembly 9 is installed on the inner side of the main rotating shaft 1 and connected to the adjustment support 21 of the angle adjustment support assembly 2. A telescopic drive assembly 8 connected to the telescopic control assembly 9 is also installed on the main rotating shaft 1. The telescopic drive assembly 8 is used to drive the telescopic control assembly 9, thereby driving the adjustment support 21 to extend and retract through the telescopic control assembly 9. The telescopic drive assembly 8 can also self-lock after adjustment, thereby locking the telescopic control assembly 9; A power assembly 4, wherein the power assembly 4 is mounted on the main rotating shaft 1, and the power assembly 4 is used to drive the main rotating shaft 1 to rotate; A support and centering assembly 3, wherein the support and centering assembly 3 is rotatably mounted on the main rotating shaft 1, and the support and centering assembly 3 is also fixedly connected to the power assembly 4, and the support and centering assembly 3 is used to adjust the position of the main rotating shaft 1; The displacement component 5 is installed on the base 6. The displacement component 5 is also connected to the support and centering component 3. The displacement component 5 is used to provide adjustable rotation support for the support and centering component 3 and control and adjust the horizontal position of the support and centering component 3.

[0025] In the embodiment of the present invention, according to the fixed position and the position of the bushing to be processed, the displacement component 5 is used to adjust the rotation support of the support centering component 3 and control the horizontal position of the support centering component 3, and then the position of the main rotating shaft 1 is adjusted by the support centering component 3, so that the main rotating shaft 1 is coaxial with the bushing to be processed, so that the processing accuracy meets the requirements. The angle of the knife support rod 22 can be adjusted by the angle adjustment telescopic rod 23, so that the boring knife 7 is adapted to the processing shape required for the bushing to be processed, and the application range is wide; through the definition of the telescopic drive component 8 and the telescopic control component 9, the telescopic drive component 8 can drive the telescopic control component 9, so that the adjustment support 21 is driven to extend and retract through the telescopic control component 9 to adjust and control the boring hole diameter; the telescopic drive component 8 can also be self-locking after adjustment, so as to lock the telescopic control component 9, so that the adjustment is quick and reliable. In addition, the main rotating shaft 1 can be driven to rotate by the power component 4, so that the multiple boring knives 7 installed at the end of the main rotating shaft 1 can perform efficient boring operations.

[0026] like Figure 1-7 As shown, as a preferred embodiment of the present invention, the main rotating shaft 1 is horizontally arranged, and an opening for sliding installation of the adjustment support 21 is opened on the side wall at one end of the main rotating shaft 1; the angle-adjustable telescopic rod 23 is provided with a fastening bolt B24 for locking after telescopic adjustment, and the telescopic inner rod 88 of the angle-adjustable telescopic rod 23 is also provided with a scale (not shown), which is convenient for accurately adjusting the lengths of the angle-adjustable telescopic rods 23 corresponding to multiple boring knives 7 to be consistent, thereby ensuring the accuracy of boring holes; there is no limitation on the structure of the boring knife 7, and an installation groove for installing the boring knife 7 is opened at one end of the knife support rod 22 away from the adjustment support 21, and a fastening bolt C25 for locking and fixing the boring knife 7 is also provided on the knife support rod 22, which is convenient for replacing and maintaining the boring knife 7.

[0027] like Figure 4 As shown, the telescopic control assembly 9 includes a guide cylinder 91, a push-pull rod 92, a threaded shaft 93 and a threaded cylinder 94. A threaded cylinder 94 is rotatably installed at one end of the inner cavity of the main rotating shaft 1, and the threaded cylinder 94 is internally threadedly connected to the threaded shaft 93. The end of the threaded shaft 93 away from the threaded cylinder 94 is slidably connected to the guide cylinder 91, and the end of the guide cylinder 91 away from the threaded shaft 93 is fixedly connected to the other end of the inner cavity of the main rotating shaft 1. The threaded shaft 93 is also circumferentially distributed and hinged with multiple push-pull rods 92 corresponding to the adjustment support 21. The other end of the push-pull rod 92 is hinged to the adjustment support 21. By rotating the threaded cylinder 94, the threaded shaft 93 moves, and the guide cylinder 91 can stably guide the threaded shaft 93. When the threaded shaft 93 moves, it can push the push-pull rod 92, so that the push-pull rod 92 pushes and pulls the adjustment support 21, thereby realizing the telescopic control of the adjustment support 21.

[0028] like Figure 7As shown, the telescopic drive assembly 8 includes a bevel gear A81, a bevel gear B82, a support column 83, a spring 84, a rotating handle 86, a locking rod 87, an inner slide bar 88 and a lock head 89. The threaded cylinder 94 is fixed with a bevel gear A81, and the side wall of the main rotating shaft 1 is fixed with a support column 83. The inner side of the support column 83 is rotatably mounted with an inner slide bar 88. The inner end of the inner slide bar 88 is fixed with a bevel gear B82 meshing with the bevel gear A81. The outer end of the inner slide bar 88 is fixed with a rotating handle 86. The inner side of the inner slide bar 88 is also slidably provided with a locking rod 87. The inner end of the inner slide bar 88 is also equipped with a locking rod for locking. The spring 84 elastically supports the locking rod 87, and a movable opening 85 is opened on the inner end side wall of the inner sliding rod 88. The inner end of the locking rod 87 is fixed with a locking head 89 extending from the movable opening 85 and used to abut and fix with the inner end of the supporting column tube 83. After pressing the locking rod 87, the locking head 89 is separated from the supporting column tube 83 to release the brake. By turning the rotating handle 86, the bevel gear B82 can drive the bevel gear A81 to rotate, so that the rotation of the threaded tube 94 can drive the threaded shaft 93, which is convenient and reliable. When the adjustment is completed, the locking rod 87 can be released to make the locking head 89 abut against the supporting column tube 83 again for braking and fixing, which is convenient and quick.

[0029] Preferably, the outer end of the locking rod 87 is rounded to facilitate the pressing operation; the surface of the locking head 89 is provided with an anti-slip layer to improve the reliability of the abutment; when there is no external force, under the elastic force of the spring 84, the locking head 89 is elastically abutted and fixed with the inner end of the support column 83, and at this time the outer end of the locking rod 87 protrudes from the surface of the rotating handle 86.

[0030] like Figure 1-4 As shown, as a preferred embodiment of the present invention, the power component 4 includes a shell 41, a motor 42, a transmission chain 43 and a slave sprocket 44. The shell 41 is rotatably installed on the end of the main rotating shaft 1 away from the angle adjustment support component 2. A slave sprocket 44 is fixed on the main rotating shaft 1 on the inner side of the shell 41. The motor 42 is also fixed on the outer side of the shell 41. A main sprocket 45 is fixed at the output end of the motor 42. The main sprocket 45 is located on the inner side of the shell 41. The main sprocket 45 is also connected to the slave sprocket 44 through the transmission chain 43. When the motor 42 is started, the main rotating shaft 1 can be driven to rotate under the drive of the main sprocket 45, the transmission chain 43 and the slave sprocket 44.

[0031] The support centering assembly 3 includes a support outer ring 31, a stabilizing telescopic rod 32, a support inner ring 33, a bearing seat 34, a screw 35 and a fastening bolt A36. The support inner ring 33 is rotatably mounted on the main rotating shaft 1, and the support inner ring 33 is fixedly connected to the outer shell 41 of the power assembly 4. The outer side of the support inner ring 33 is provided with a support outer ring 31, and the inner side of the support outer ring 31 is circumferentially hinged with a plurality of stabilizing telescopic rods 32. The inner end of the stabilizing telescopic rod 32 is hinged to the support inner ring 33, and the outer side of the support inner ring 33 is also fixed with a bearing seat 34. A screw rod 35 is rotatably mounted on the bearing seat 34. The screw rod 35 passes through the support outer ring 31 and is threadedly connected to the support outer ring 31. The support outer ring 31 is also provided with a fastening bolt A36 for locking and fixing the screw rod 35. The fastening bolt A36 is loosened and the position of the support inner ring 33 can be adjusted by rotating the screw rod 35, which is conducive to the coaxiality of the main rotating shaft 1 and the bushing, and the stable telescopic rod 32 can be stretched and retracted to assist in stabilizing the support inner ring 33. After the adjustment is completed, the fastening bolt A36 can be re-tightened. In addition, by setting the support inner ring 33 to be fixedly connected to the outer shell 41, the power assembly 4 can be adjusted and moved with the adjustment of the support inner ring 33, and the power assembly 4 can reliably drive the main rotating shaft 1 to rotate.

[0032] Preferably, the stabilizing telescopic rod 32 is also provided with a fastening bolt E (not shown) for fixing the stabilizing telescopic rod 32 , so as to improve the stability of the support for the inner ring 33 .

[0033] The displacement assembly 5 includes a vertical bracket 52, a slide 53, a sliding rail 54, a transverse connecting frame 55, a translation and telescopic cylinder 56, a cylinder fixing seat 57, a supporting ring 58 and a fastening bolt D59. A supporting ring 58 is rotatably installed on both sides of the support outer ring 31, and a fastening bolt D59 for locking and fixing the support outer ring 31 is also installed on the supporting ring 58. Two sliding rails 54 are fixed on the base 6, and a slide 53 is slidably provided on the sliding rail 54. The slide 53 is fixed with a vertical bracket 52. The vertical bracket 52 is provided with an avoidance opening 51 for avoiding the screw 35. The upper end of the vertical bracket 52 is fixedly connected to the two supporting rings 58. A transverse connecting frame 55 is also fixed between the two slides 53. A translation and telescopic cylinder 56 is fixed on one side of the transverse connecting frame 55. The cylinder body of the translation and telescopic cylinder 56 is also fixedly connected to the base 6 through the cylinder fixing seat 57. By extending and retracting the translation telescopic cylinder 56, the two slide seats 53 can be pushed and pulled through the horizontal connecting frame 55, thereby driving the support ring 58 to move through the vertical bracket 52. The vertical bracket 52 can not only stably support the two support rings 58, thereby ensuring the stability of the support outer ring 31, but also the vertical bracket 52 has an avoidance opening 51 for avoiding the screw rod 35, so as to meet the flexible rotation of the support outer ring 31, so that the main rotating shaft 1 can meet the adjustment requirements in all directions; after the direction of the support outer ring 31 is adjusted, the fastening bolt D59 can be locked, which is convenient and quick.

[0034] Preferably, the supporting outer ring 31 and / or the supporting ring 58 are also provided with scales to indicate the supporting outer ring 31 for precision adjustment.

[0035] The above embodiment of the present invention provides a metal product bushing boring machine, which realizes efficient and high-precision boring processing through the coordinated work of multiple mechanical components. The working principle is as follows: According to the fixed position of the bushing to be processed, the slide 53 is driven to move along the sliding track 54 by the translation and telescopic cylinder 56 in the displacement assembly 5, and the horizontal position of the supporting centering assembly 3 is adjusted so that the boring tool 7 on the main rotating shaft 1 is adapted to the bushing to be processed.

[0036] By adjusting the screw 35 in the support centering assembly 3, the support inner ring 33 is moved relative to the support outer ring 31, and the position of the main rotating shaft 1 is further accurately positioned to ensure that the main rotating shaft 1 is coaxial with the bushing. After the adjustment is completed, the support outer ring 31 and the screw 35 are locked by tightening the bolt A36 to ensure that the position of the main rotating shaft 1 remains unchanged. The support ring 58 is locked by tightening the bolt D59 to ensure that the position of the support outer ring 31 is fixed, thereby ensuring the stability and processing accuracy of the entire system.

[0037] The angle of the knife support rod 22 is adjusted by the angle adjustment telescopic rod 23 so that the boring knife 7 matches the processing shape required for the bushing. The fastening bolt B24 on the angle adjustment telescopic rod 23 can be locked after adjustment to keep the angle stable.

[0038] The threaded cylinder 94 is driven to rotate by the telescopic driving assembly 8, which drives the threaded shaft 93 to move, and then the adjustment support 21 is pushed to extend and retract by the push-pull rod 92, so as to adjust the radial position of the boring tool 7.

[0039] For the telescopic drive assembly 8, the inner slide bar 88 is manually rotated by rotating the handle 86, so that the bevel gear B82 drives the bevel gear A81 to rotate, and then drives the threaded cylinder 94 to rotate, so as to complete the adjustment of the radial position of the boring tool 7. After the adjustment is completed, the lock head 89 at the end of the locking rod 87 is automatically locked under the action of the spring 84 to ensure that the position is fixed.

[0040] The motor 42 is started, and the output end of the motor 42 drives the main rotating shaft 1 to rotate through the main sprocket 45, the transmission chain 43 and the slave sprocket 44, so that the multiple boring tools 7 on the main rotating shaft 1 can perform efficient boring operations.

[0041] In summary, the present invention can achieve multi-shape adaptability and fast and reliable boring processing through the coordinated work of the above-mentioned components, and is suitable for the efficient processing of bushings of various metal products.

[0042] The PLC controller disclosed in the prior art can be used to control each component. The model and circuit connection of each component are not specifically limited and can be flexibly set in actual application.

[0043] The circuits, electronic components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by the present invention does not involve improvements to software and methods.

[0044] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0045] The above-mentioned embodiments only express several implementation methods of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the present invention. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A metal product bushing boring machine, comprising a base (6) and a boring tool (7), characterized in that: Also includes: A main rotating shaft (1), wherein a plurality of angle adjustment support assemblies (2) are circumferentially distributed on the end of the main rotating shaft (1), wherein the angle adjustment support assembly (2) comprises an adjustment support (21) slidably mounted on the side wall of the main rotating shaft (1), wherein two ends of the adjustment support (21) are respectively hinged with a knife support rod (22) and an angle adjustment telescopic rod (23), wherein a boring knife (7) is mounted on one end of the knife support rod (22) away from the adjustment support (21), and one end of the angle adjustment telescopic rod (23) away from the adjustment support (21) is hinged to the knife support rod (22); A telescopic control component (9) and a telescopic drive component (8), wherein the telescopic control component (9) is mounted on the inner side of the main rotating shaft (1) and connected to the adjustment support (21) of the angle adjustment support component (2); a telescopic drive component (8) connected to the telescopic control component (9) is also mounted on the main rotating shaft (1); the telescopic drive component (8) is used to drive the telescopic control component (9), thereby driving the adjustment support (21) to telescope through the telescopic control component (9); the telescopic drive component (8) can also self-lock after adjustment, thereby locking the telescopic control component (9); A power assembly (4), the power assembly (4) being mounted on the main rotating shaft (1), and the power assembly (4) being used to drive the main rotating shaft (1) to rotate; A support centering component (3), the support centering component (3) being rotatably mounted on the main rotating shaft (1), the support centering component (3) being also fixedly connected to the power component (4), and the support centering component (3) being used to adjust the position of the main rotating shaft (1); A displacement assembly (5), wherein the displacement assembly (5) is mounted on a base (6), and the displacement assembly (5) is also connected to the support centering assembly (3), and the displacement assembly (5) is used to provide adjustable rotation support to the support centering assembly (3) and to control and adjust the horizontal position of the support centering assembly (3).

2. The metal bushing boring machine according to claim 1, characterized in that: The main rotating shaft (1) is arranged horizontally, and a side wall at one end of the main rotating shaft (1) is provided with an opening for adjusting the sliding installation of the support (21); The angle-adjustable telescopic rod (23) is provided with a fastening bolt B (24) for locking after telescopic adjustment, and the telescopic inner rod (88) of the angle-adjustable telescopic rod (23) is also provided with a scale; An end of the knife support rod (22) away from the adjustment support (21) is provided with a mounting groove for mounting the boring knife (7), and the knife support rod (22) is also provided with a fastening bolt C (25) for locking and fixing the boring knife (7).

3. The metal bushing boring machine according to claim 1, characterized in that: The telescopic control assembly (9) comprises a guide cylinder (91), a push-pull rod (92), a threaded shaft (93) and a threaded cylinder (94); A threaded cylinder (94) is rotatably mounted on one end of the inner cavity of the main rotating shaft (1); the threaded cylinder (94) is internally threadedly connected to a threaded shaft (93); an end of the threaded shaft (93) away from the threaded cylinder (94) is slidably connected to a guide cylinder (91); an end of the guide cylinder (91) away from the threaded shaft (93) is fixedly connected to the other end of the inner cavity of the main rotating shaft (1); The threaded shaft (93) is also hingedly connected in a circumferentially distributed manner to a plurality of push-pull rods (92) corresponding to the adjustment support (21), and the other ends of the push-pull rods (92) are hingedly connected to the adjustment support (21).

4. The metal bushing boring machine according to claim 3, characterized in that: The telescopic drive assembly (8) comprises a bevel gear A (81), a bevel gear B (82), a support column (83), a spring (84), a rotating handle (86), a locking rod (87), an inner sliding rod (88) and a locking head (89); A bevel gear A (81) is fixed on the threaded cylinder (94); A support column (83) is fixed on the side wall of the main rotating shaft (1), an inner slide bar (88) is rotatably mounted on the inner side of the support column (83), a bevel gear B (82) meshingly connected to the bevel gear A (81) is fixed on the inner end of the inner slide bar (88), and a rotating handle (86) is fixed on the outer end of the inner slide bar (88); A locking rod (87) is also slidably provided on the inner side of the inner sliding rod (88), and a spring (84) for elastically supporting the locking rod (87) is also installed on the inner end of the inner sliding rod (88). A movable opening (85) is opened on the inner end side wall of the inner sliding rod (88), and a locking head (89) is fixed to the inner end of the locking rod (87) and extends from the movable opening (85) and is used to abut and fix with the inner end of the support column (83).

5. The metal bushing boring machine according to claim 4, characterized in that: The outer end of the locking rod (87) is rounded; The surface of the lock head (89) is provided with an anti-slip layer; When there is no external force, under the elastic force of the spring (84), the lock head (89) elastically abuts and fixes against the inner end of the support column (83), and at this time, the outer end of the lock rod (87) protrudes from the surface of the rotating handle (86).

6. The metal bushing boring machine according to any one of claims 1 to 5, characterized in that: The power assembly (4) comprises a housing (41), a motor (42), a transmission chain (43) and a slave sprocket (44); The housing (41) is rotatably mounted on one end of the main rotating shaft (1) away from the angle adjustment support assembly (2), and a slave sprocket (44) is fixed on the main rotating shaft (1) inside the housing (41); A motor (42) is also fixed on the outside of the housing (41), a main sprocket (45) is fixed on the output end of the motor (42), the main sprocket (45) is located on the inside of the housing (41), and the main sprocket (45) is also connected to the slave sprocket (44) through a transmission chain (43).

7. The metal product bushing boring machine according to claim 6, characterized in that: The support centering assembly (3) comprises a support outer ring (31), a stabilizing telescopic rod (32), a support inner ring (33), a bearing seat (34), a screw rod (35) and a fastening bolt A (36); The supporting inner ring (33) is rotatably mounted on the main rotating shaft (1), and the supporting inner ring (33) is fixedly connected to the outer shell (41) of the power assembly (4); An outer side of the support inner ring (33) is provided with a support outer ring (31), and a plurality of stabilizing telescopic rods (32) are hingedly connected to the inner side of the support outer ring (31) in a circumferentially distributed manner, and the inner ends of the stabilizing telescopic rods (32) are hingedly connected to the support inner ring (33); A bearing seat (34) is also fixed on the outer side of the support inner ring (33), a screw rod (35) is rotatably mounted on the bearing seat (34), the screw rod (35) passes through the support outer ring (31), and the screw rod (35) is threadedly connected to the support outer ring (31); The supporting outer ring (31) is also provided with a fastening bolt A (36) for locking and fixing the screw rod (35).

8. The metal bushing boring machine according to claim 7, characterized in that: The stabilizing telescopic rod (32) is also provided with a fastening bolt E for fixing the stabilizing telescopic rod (32).

9. The metal product bushing boring machine according to claim 7, characterized in that: The displacement assembly (5) comprises a vertical support (52), a sliding seat (53), a sliding track (54), a transverse connecting frame (55), a translation telescopic cylinder (56), a cylinder fixing seat (57), a supporting ring (58) and a fastening bolt D (59); A support ring (58) is rotatably mounted on each side of the support outer ring (31), and a fastening bolt D (59) for locking and fixing the support outer ring (31) is also mounted on the support ring (58); Two sliding rails (54) are fixed on the base (6), a sliding seat (53) is slidably provided on the sliding rails (54), a vertical bracket (52) is fixed on the sliding seat (53), an escape opening (51) for escaping the screw rod (35) is opened on the vertical bracket (52), and the upper end of the vertical bracket (52) is fixedly connected to the two supporting rings (58) correspondingly; A transverse connecting frame (55) is also fixed between the two slide seats (53), a translation telescopic cylinder (56) is fixed to one side of the transverse connecting frame (55), and a cylinder body of the translation telescopic cylinder (56) is also fixedly connected to the base (6) via a cylinder fixing seat (57).

10. The metal bushing boring machine according to claim 9, characterized in that: The supporting outer ring (31) and / or the supporting ring (58) are also provided with scales.

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