Double-sided multi-station cutter head device for double-spindle numerical control lathe

Abstract

The invention relates to the technical field of double-spindle numerical control lathes, and discloses a double-sided multi-station cutterhead device for a double-spindle numerical control lathe, which comprises a cutterhead and a clamping component, a spindle is fixedly connected to the surface of the cutterhead, the clamping component comprises a cutter cylinder, the cutter cylinder is fixedly connected with the surface of the cutterhead, and the spindle is fixedly connected with the surface of the cutterhead. A turning tool is inserted into the inner wall of the tool cylinder, an extension frame is fixedly connected to the end, away from the cutter head, of the tool cylinder, and a clamping plate is slidably connected to the inner wall of the extension frame. The clamping component is arranged on the surface of the cutter head, after turning tools are inserted into the clamping component, the turning tools are clamped and fixed in advance through the clamping component, the situation that the turning tools inserted into the clamping component fall off is avoided, the multiple turning tools are conveniently installed in the clamping component to wait for being fixed, and after the turning tools are installed, the turning tools are clamped and fixed through the clamping component. The fixing component is twisted to rotate, the fixing component pushes the extrusion component to start working during rotation, and the extrusion component is used for clamping and fixing the turning tool.

Description

Technical Field

[0001] The invention relates to the technical field of dual-spindle CNC lathes, in particular to a double-sided multi-station cutter head device for dual-spindle CNC lathes. Background Art

[0002] The double-spindle CNC lathe adopts a double-spindle structure and a tool post arrangement, which is convenient for chip removal and loading and unloading workpieces. The machine tool adopts a 45-degree rear inclined bed, headstock, etc., which are cast with high-quality cast iron. The bed layout is reasonable, easy to operate and adjust, and has a good stress state. There is a chip removal port on the base to facilitate chip removal. The longitudinal and transverse guides are high-precision linear guide pairs with high transmission accuracy, low friction coefficient, strong rigidity, and improve the machine tool response speed and extend the service life of the machine tool;

[0003] The dual-spindle CNC lathe uses a tool disc to fix the turning tool. Generally, the turning tool is clamped and fixed by screw extrusion. When the turning tool is installed inside the multi-station tool disc, it is troublesome to clamp and fix the turning tool one by one, resulting in low tool changing efficiency of the multi-station tool disc. Summary of the invention

[0004] The object of the present invention is to provide a double-sided multi-station cutter head device for a dual-spindle CNC lathe to solve the problems raised in the above-mentioned background technology.

[0005] To solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The present invention is a double-sided multi-station cutter head device for a dual-spindle CNC lathe, comprising a cutter head, a spindle being fixedly connected to the surface of the cutter head, and further comprising:

[0007] The clamping component includes a knife barrel, the knife barrel is fixedly connected to the surface of the knife disc, a turning tool is inserted into the inner wall of the knife barrel, an end of the knife barrel away from the knife disc is fixedly connected to an extension frame, and a clamping plate is slidably connected to the inner wall of the extension frame;

[0008] An extrusion component, the extrusion component comprises a fixing frame, the end of the fixing frame is fixedly connected to the surface of the knife cylinder, the inner wall of the fixing frame is slidably connected to an extrusion plate, the surface of the extrusion plate is fixedly connected to a sliding rod, and one end of the sliding rod away from the extrusion plate is fixedly connected to a linkage rod;

[0009] The fixing component comprises a threaded frame, an end of which is fixedly connected to the surface of the cutter disc, a threaded ring is threadedly connected to the surface of the threaded frame, and a semicircular frame is fixedly connected to the surface of the threaded ring.

[0010] Further, the clamping component comprises a vertical rod, the end of the vertical rod is fixedly connected to the clamping plate, one end of the vertical rod away from the clamping plate is fixedly connected to a telescopic rod, and one end of the extension frame away from the knife cylinder is fixedly connected to a spring;

[0011] One end of the telescopic rod away from the vertical rod is hinged with a semicircular movable frame, the end of the semicircular movable frame is hinged with a compression rod, and the end of the clamping plate is arranged as an inclined surface.

[0012] Furthermore, one end of the clamping plate away from the vertical rod contacts the surface of the turning tool, and one end of the vertical rod away from the clamping plate penetrates the extension frame and extends to the outer end of the extension frame.

[0013] Furthermore, one end of the spring away from the extension frame is fixedly connected to the telescopic rod, and one end of the telescopic rod close to the semicircular movable frame is located at the end of the tool cylinder away from the turning tool.

[0014] Further, the extrusion component comprises a tripod, the inner wall of the tripod is sleeved on the surface of the linkage rod, the end of the tripod away from the linkage rod is hinged with a pressure rod, the end of the pressure rod away from the tripod is fixedly connected with a sliding frame, the surface of the cutter disc is fixedly connected with a limit plate, the surface of the pressure rod is fixedly connected with a semicircular contact frame, and the surface of the cutter disc is fixedly connected with a fixing rod;

[0015] One end of the fixing rod away from the cutter disc is fixedly connected with a bracket, the surface of the bracket is fixedly connected with a slide frame, and the surface of the slide frame is provided with a slide hole.

[0016] Furthermore, one end of the extrusion plate away from the sliding rod passes through the fixed frame and extends to the outer end of the fixed frame, one end of the connecting rod away from the sliding rod is slidably connected to the inner wall of the slide slot frame, and the bracket is located at one end of the cutter disc close to the threaded frame.

[0017] Furthermore, one end of the compression rod away from the semicircular movable frame is fixedly connected to the surface of the linkage rod, the surface of the semicircular contact frame contacts the surface of the threaded ring, and the inner wall of the sliding frame is slidably connected to the surface of the limiting plate.

[0018] Further, the fixing component comprises a synchronization rod, the end of which is fixedly connected to the surface of the threaded ring, and one end of the synchronization rod away from the threaded ring is fixedly connected to a limit ring;

[0019] A push rod is fixedly connected to the surface of the limiting ring, and a positioning hole is formed at one end of the knife cylinder close to the knife disc.

[0020] Furthermore, the surface of the limiting ring is slidably connected to the inner wall of the positioning hole, the push rod is located at the end of the limiting ring away from the synchronization rod, and the end of the synchronization rod close to the limiting ring is telescopically arranged.

[0021] The present invention has the following beneficial effects:

[0022] The present invention provides a clamping component on the surface of the tool disc. After the turning tool is inserted into the interior of the clamping component, the clamping component is used to pre-clamp and fix the turning tool to prevent the turning tool inserted into the clamping component from falling off, so that multiple turning tools can be installed in the interior of the clamping component and wait for fixation. After the turning tool is installed, the fixing component is twisted to rotate, and the fixing component will push the extrusion component to start working when rotating. The extrusion component is used to clamp and fix the turning tool, and the extrusion component can squeeze and fix multiple turning tools at the same time, thereby improving the convenience of installing the turning tool.

[0023] After the turning tool is inserted into the interior of the tool cylinder, the end of the turning tool will contact the inclined surface of the clamping plate and push the clamping plate to slide toward the interior of the extension frame. At this time, the clamping plate will pull the spring to deform through the connection between the vertical rod and the telescopic rod, and the elasticity of the spring will be used to squeeze and fix the turning tool, thereby improving the stability of the turning tool after installation and preventing the turning tool from falling off.

[0024] When the threaded ring of the present invention rotates on the surface of the threaded frame, it pushes the semicircular frame to contact the semicircular contact frame, and pushes the pressure rod to move through the semicircular contact frame, and the pressure rod pushes the sliding frame to slide on the surface of the limit plate, thereby improving the stability of the pressure rod when moving, and the pressure rod pushes the connecting rod to slide inside the slide frame through the tripod when moving, and the connecting rod pushes the semicircular movable frame to deform through the compression rod when moving, and the semicircular movable frame pushes the vertical rod to move toward the inside of the extension frame through the telescopic rod, and squeezes and fixes the turning tool through the clamping plate, further improving the convenience of replacing the turning tool, and the connecting rod pushes the sliding rod to move toward the inside of the fixed frame when moving, and the sliding rod pushes the extrusion plate to clamp and fix the turning tool when moving, thereby improving the stability of the turning tool after installation.

[0025] The present invention pushes the limiting ring to slide inside the positioning hole through the push rod, and the limiting ring pushes the threaded ring to slide on the surface of the threaded frame through the synchronous rod when rotating. The threaded ring and the threaded frame are threadedly connected and have a self-locking function. When rotating, the threaded ring pushes the semicircular frame to contact the surface of the semicircular contact frame, and pushes the semicircular contact frame to separate from the surface of the threaded ring, so that the threaded ring can push the extrusion component to extrude and fix the turning tool, thereby improving the convenience of replacing the turning tool.

[0026] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0028] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0029] Figure 2 It is a schematic diagram of the structure of the present invention;

[0030] Figure 3 It is a schematic diagram of the overall structure of the clamping component of the present invention;

[0031] Figure 4 It is a schematic diagram of the overall structure of the extruded component of the present invention;

[0032] Figure 5 Another structural schematic diagram of the extruded component of the present invention;

[0033] Figure 6 This is a schematic diagram of the support structure of the present invention;

[0034] Figure 7 It is a schematic diagram of the overall structure of the fixing component of the present invention;

[0035] Figure 8 For the present invention Figure 7 A magnified schematic diagram of part A in FIG.

[0036] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0037] In the figure: 1, tool disc; 2, turning tool; 3, spindle; 4, clamping part; 5, extrusion part; 6, fixed part; 10, tool cylinder; 11, extension frame; 12, vertical rod; 13, spring; 14, telescopic rod; 15, semicircular movable frame; 16, compression rod; 17, clamping plate; 20, fixed frame; 21, connecting rod; 22, extrusion plate; 23, tripod; 24, sliding rod; 25, slide frame; 26, sliding hole; 27, pressure rod; 28, limit plate; 29, sliding frame; 30, bracket; 31, fixed rod; 32, semicircular contact frame; 40, threaded frame; 41, threaded ring; 42, semicircular frame; 43, synchronization rod; 44, limit ring; 45, push rod; 46, positioning hole. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0039] See also Figure 1-Figure 8 As shown, the present invention is a double-sided multi-station cutter head device for a dual-spindle CNC lathe, comprising a cutter head 1, a spindle 3 is fixedly connected to the surface of the cutter head 1, and further comprising:

[0040] The clamping component 4 includes a knife barrel 10, which is fixedly connected to the surface of the knife disc 1, and the turning tool 2 is inserted into the inner wall of the knife barrel 10. The end of the knife barrel 10 away from the knife disc 1 is fixedly connected to an extension frame 11, and the inner wall of the extension frame 11 is slidably connected to a clamping plate 17;

[0041] The extrusion component 5 includes a fixing frame 20, the end of the fixing frame 20 is fixedly connected to the surface of the knife cylinder 10, the inner wall of the fixing frame 20 is slidably connected to a pressing plate 22, the surface of the pressing plate 22 is fixedly connected to a sliding rod 24, and one end of the sliding rod 24 away from the pressing plate 22 is fixedly connected to a linkage rod 21;

[0042] The fixing component 6 includes a threaded frame 40, the end of the threaded frame 40 is fixedly connected to the surface of the cutter disc 1, and the surface of the threaded frame 40 is threadedly connected with a threaded ring 41. The present invention is provided with a clamping component 4 on the surface of the cutter disc 1. After the turning tool 2 is inserted into the interior of the clamping component 4, the turning tool 2 is pre-clamped and fixed by the clamping component 4 to avoid the turning tool 2 inserted into the clamping component 4 from falling off, so that multiple turning tools 2 can be installed in the interior of the clamping component 4 and wait for fixation. After the turning tool 2 is installed, the fixing component 6 is twisted to rotate. When the fixing component 6 rotates, it will push the squeezing component 5 to start working, and the squeezing component 5 is used to clamp and fix the turning tool 2, and the squeezing component 5 can squeeze and fix multiple turning tools 2 at the same time, thereby improving the convenience of the turning tool 2 during installation. The surface of the threaded ring 41 is fixedly connected with a semicircular frame 42.

[0043] The clamping component 4 includes a vertical rod 12, the end of the vertical rod 12 is fixedly connected to the clamping plate 17, one end of the vertical rod 12 away from the clamping plate 17 is fixedly connected to the telescopic rod 14, and one end of the extension frame 11 away from the knife cylinder 10 is fixedly connected to the spring 13;

[0044] A semicircular movable frame 15 is hingedly connected to one end of the telescopic rod 14 away from the vertical rod 12 , and a compression rod 16 is hingedly connected to the end of the semicircular movable frame 15 .

[0045] The end of the clamping plate 17 away from the vertical rod 12 contacts the surface of the turning tool 2. After the turning tool 2 is inserted into the interior of the tool cylinder 10 of the present invention, the end of the turning tool 2 will contact the inclined surface of the clamping plate 17 and push the clamping plate 17 to slide toward the interior of the extension frame 11. At this time, the clamping plate 17 will pull the spring 13 to deform through the connection between the vertical rod 12 and the telescopic rod 14, and use the elasticity of the spring 13 to squeeze and fix the turning tool 2, thereby improving the stability of the turning tool 2 after installation and preventing the turning tool 2 from falling off. The end of the vertical rod 12 away from the clamping plate 17 passes through the extension frame 11 and extends to the outer end of the extension frame 11.

[0046] One end of the spring 13 away from the extension frame 11 is fixedly connected to the telescopic rod 14 , and one end of the telescopic rod 14 close to the semicircular movable frame 15 is located at the end of the tool cylinder 10 away from the turning tool 2 .

[0047] The extrusion component 5 includes a tripod 23, the inner wall of the tripod 23 is sleeved on the surface of the linkage rod 21, a pressure rod 27 is hingedly connected to one end of the tripod 23 away from the linkage rod 21, a sliding frame 29 is fixedly connected to one end of the pressure rod 27 away from the tripod 23, a limiting plate 28 is fixedly connected to the surface of the cutter disc 1, a semicircular contact frame 32 is fixedly connected to the surface of the pressure rod 27, and a fixing rod 31 is fixedly connected to the surface of the cutter disc 1;

[0048] One end of the fixing rod 31 away from the cutter disc 1 is fixedly connected to the bracket 30 , and the surface of the bracket 30 is fixedly connected to the slide slot frame 25 , and the surface of the slide slot frame 25 is provided with a slide hole 26 .

[0049] One end of the extrusion plate 22 away from the sliding rod 24 penetrates the fixed frame 20 and extends to the outer end of the fixed frame 20. When the surface of the threaded frame 40 rotates, the threaded ring 41 of the present invention pushes the semicircular frame 42 to contact the semicircular contact frame 32, and pushes the pressure rod 27 to move through the semicircular contact frame 32. The pressure rod 27 pushes the sliding frame 29 to slide on the surface of the limit plate 28, thereby improving the stability of the pressure rod 27 when moving. When the pressure rod 27 moves, it pushes the linkage rod 21 to slide inside the slide frame 25 through the tripod 23. When the linkage rod 21 moves, it pushes the semicircular movable frame 15 through the compression rod 16. When deformation occurs, the semicircular movable frame 15 will push the vertical rod 12 to move toward the inside of the extension frame 11 through the telescopic rod 14, and squeeze and fix the turning tool 2 through the clamping plate 17, further improving the convenience of replacing the turning tool 2. When moving, the connecting rod 21 pushes the sliding rod 24 to move toward the inside of the fixed frame 20. When moving, the sliding rod 24 pushes the squeezing plate 22 to clamp and fix the turning tool 2, thereby improving the stability of the turning tool 2 after installation. The end of the connecting rod 21 away from the sliding rod 24 is slidably connected to the inner wall of the slide frame 25, and the bracket 30 is located at the end of the tool disc 1 close to the threaded frame 40.

[0050] One end of the compression rod 16 away from the semicircular movable frame 15 is fixedly connected to the surface of the linkage rod 21 , the surface of the semicircular contact frame 32 contacts the surface of the threaded ring 41 , and the inner wall of the sliding frame 29 is slidably connected to the surface of the limiting plate 28 .

[0051] The fixing component 6 includes a synchronization rod 43, the end of which is fixedly connected to the surface of the threaded ring 41, and one end of the synchronization rod 43 away from the threaded ring 41 is fixedly connected to a limit ring 44;

[0052] A push rod 45 is fixedly connected to the surface of the limiting ring 44 , and a positioning hole 46 is formed at one end of the knife cylinder 10 close to the knife disc 1 .

[0053] The surface of the limit ring 44 is slidably connected to the inner wall of the positioning hole 46. The present invention pushes the limit ring 44 to slide inside the positioning hole 46 through the push rod 45. When the limit ring 44 rotates, it pushes the threaded ring 41 to slide on the surface of the threaded frame 40 through the synchronization rod 43. The threaded ring 41 and the threaded frame 40 are threadedly connected and have a self-locking function. When the threaded ring 41 rotates, it pushes the semicircular frame 42 to contact the surface of the semicircular contact frame 32, and pushes the semicircular contact frame 32 to separate from the surface of the threaded ring 41, so that the threaded ring 41 can push the extrusion component 5 to extrude and fix the turning tool 2, thereby improving the convenience of replacing the turning tool 2. The push rod 45 is located at the end of the limit ring 44 away from the synchronization rod 43, and the end of the synchronization rod 43 close to the limit ring 44 is telescopically set.

[0054] When in use, a clamping component 4 is provided on the surface of the tool disc 1. After the turning tool 2 is inserted into the inside of the clamping component 4, the clamping component 4 is used to pre-clamp and fix the turning tool 2 to prevent the turning tool 2 inserted into the clamping component 4 from falling off, so that multiple turning tools 2 can be installed in the inside of the clamping component 4 and wait for fixation. After the turning tool 2 is installed, the fixing component 6 is twisted to rotate. When the fixing component 6 rotates, it pushes the squeezing component 5 to start working, and the squeezing component 5 is used to clamp and fix the turning tool 2. The squeezing component 5 can squeeze and fix multiple turning tools 2 at the same time, which improves the convenience of the turning tool 2 when installing. After the turning tool 2 is inserted into the interior of the knife barrel 10, the end of the turning tool 2 will contact the inclined surface of the clamping plate 17 and push the clamping plate 17 to slide into the extension frame 11. At this time, the clamping plate 17 will pull the spring 13 to deform through the connection between the vertical rod 12 and the telescopic rod 14, and use the elasticity of the spring 13 to squeeze and fix the turning tool 2, thereby improving the stability of the turning tool 2 after installation and preventing the turning tool 2 from falling off. When the threaded ring 41 rotates on the surface of the threaded frame 40, it pushes the semicircular frame 42 to contact the semicircular contact frame 32, and pushes the pressure rod 27 to move through the semicircular contact frame 32, and the pressure rod 27 pushes the sliding frame 29 to limit The surface of the positioning plate 28 slides to improve the stability of the pressure rod 27 when it moves. When the pressure rod 27 moves, it pushes the linkage rod 21 to slide inside the slide frame 25 through the tripod 23. When the linkage rod 21 moves, it pushes the semicircular movable frame 15 to deform through the compression rod 16. The semicircular movable frame 15 pushes the vertical rod 12 to move inside the extension frame 11 through the telescopic rod 14, and squeezes and fixes the turning tool 2 through the clamping plate 17, further improving the convenience of replacing the turning tool 2. When the linkage rod 21 moves, it pushes the sliding rod 24 to move inside the fixed frame 20, and the sliding rod 24 pushes the extrusion plate when it moves. 22 clamps and fixes the turning tool 2 to improve the stability of the turning tool 2 after installation, and pushes the limit ring 44 to slide inside the positioning hole 46 through the push rod 45. When the limit ring 44 rotates, it pushes the threaded ring 41 to slide on the surface of the threaded frame 40 through the synchronization rod 43. The threaded ring 41 and the threaded frame 40 are threadedly connected and have a self-locking function. When rotating, the threaded ring 41 pushes the semicircular frame 42 to contact the surface of the semicircular contact frame 32, and pushes the semicircular contact frame 32 to separate from the surface of the threaded ring 41, so that the threaded ring 41 can push the extrusion component 5 to extrude and fix the turning tool 2, thereby improving the convenience of replacing the turning tool 2.

[0055] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A double-sided multi-station cutter head device for a dual-spindle CNC lathe, comprising a cutter head (1), a spindle (3) being fixedly connected to the surface of the cutter head (1), characterized in that: Also includes: A clamping component (4), the clamping component (4) comprising a knife barrel (10), the knife barrel (10) being fixedly connected to the surface of the knife disc (1), a turning tool (2) being inserted into the inner wall of the knife barrel (10), an end of the knife barrel (10) away from the knife disc (1) being fixedly connected to an extension frame (11), and a clamping plate (17) being slidably connected to the inner wall of the extension frame (11); An extrusion component (5), the extrusion component (5) comprising a fixing frame (20), the end of the fixing frame (20) being fixedly connected to the surface of the knife cylinder (10), the inner wall of the fixing frame (20) being slidably connected to an extrusion plate (22), the surface of the extrusion plate (22) being fixedly connected to a sliding rod (24), and the end of the sliding rod (24) away from the extrusion plate (22) being fixedly connected to a linkage rod (21); A fixing component (6), the fixing component (6) comprising a threaded frame (40), the end of the threaded frame (40) being fixedly connected to the surface of the cutter disc (1), the surface of the threaded frame (40) being threadedly connected to a threaded ring (41), and the surface of the threaded ring (41) being fixedly connected to a semicircular frame (42).

2. The double-sided multi-station cutter head device for a dual-spindle CNC lathe according to claim 1, characterized in that: The clamping component (4) comprises a vertical rod (12), the end of the vertical rod (12) is fixedly connected to the clamping plate (17), one end of the vertical rod (12) away from the clamping plate (17) is fixedly connected to a telescopic rod (14), and one end of the extension frame (11) away from the knife cylinder (10) is fixedly connected to a spring (13); One end of the telescopic rod (14) away from the vertical rod (12) is hingedly connected to a semicircular movable frame (15), and the end of the semicircular movable frame (15) is hingedly connected to a compression rod (16).

3. The double-sided multi-station cutter head device for a dual-spindle CNC lathe according to claim 2, characterized in that: One end of the clamping plate (17) away from the vertical rod (12) contacts the surface of the turning tool (2), and one end of the vertical rod (12) away from the clamping plate (17) penetrates the extension frame (11) and extends to the outer end of the extension frame (11).

4. The double-sided multi-station cutter head device for a dual-spindle CNC lathe according to claim 3, characterized in that: One end of the spring (13) away from the extension frame (11) is fixedly connected to the telescopic rod (14), and one end of the telescopic rod (14) close to the semicircular movable frame (15) is located at the end of the tool cylinder (10) away from the turning tool (2).

5. The double-sided multi-station cutter head device for a dual-spindle CNC lathe according to claim 4, characterized in that: The extrusion component (5) comprises a tripod (23), the inner wall of the tripod (23) is sleeved on the surface of the linkage rod (21), one end of the tripod (23) away from the linkage rod (21) is hingedly connected to a pressure rod (27), one end of the pressure rod (27) away from the tripod (23) is fixedly connected to a sliding frame (29), the surface of the cutter disc (1) is fixedly connected to a limiting plate (28), the surface of the pressure rod (27) is fixedly connected to a semicircular contact frame (32), and the surface of the cutter disc (1) is fixedly connected to a fixing rod (31); One end of the fixing rod (31) away from the cutter disc (1) is fixedly connected to a bracket (30), a surface of the bracket (30) is fixedly connected to a slide frame (25), and a slide hole (26) is provided on the surface of the slide frame (25).

6. The double-sided multi-station cutter head device for a dual-spindle CNC lathe according to claim 5, characterized in that: One end of the extrusion plate (22) away from the sliding rod (24) passes through the fixed frame (20) and extends to the outer end of the fixed frame (20); one end of the linkage rod (21) away from the sliding rod (24) is slidably connected to the inner wall of the slide groove frame (25); and the bracket (30) is located at one end of the cutter disc (1) close to the threaded frame (40).

7. The double-sided multi-station cutter head device for a dual-spindle CNC lathe according to claim 6, characterized in that: One end of the compression rod (16) away from the semicircular movable frame (15) is fixedly connected to the surface of the linkage rod (21), the surface of the semicircular contact frame (32) contacts the surface of the threaded ring (41), and the inner wall of the sliding frame (29) is slidably connected to the surface of the limiting plate (28).

8. The double-sided multi-station cutter head device for a dual-spindle CNC lathe according to claim 7, characterized in that: The fixing component (6) comprises a synchronization rod (43), the end of which is fixedly connected to the surface of the threaded ring (41), and one end of the synchronization rod (43) away from the threaded ring (41) is fixedly connected to a limit ring (44); A push rod (45) is fixedly connected to the surface of the limiting ring (44), and a positioning hole (46) is formed at one end of the knife cylinder (10) close to the knife disc (1).

9. The double-sided multi-station cutter head device for a dual-spindle CNC lathe according to claim 8, characterized in that: The surface of the limiting ring (44) is slidably connected to the inner wall of the positioning hole (46); the push rod (45) is located at the end of the limiting ring (44) away from the synchronization rod (43); and the end of the synchronization rod (43) close to the limiting ring (44) is telescopically arranged.

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