Synchronous machining device and method for two ends of automobile chassis lining inner skeleton part

Abstract

The invention relates to a synchronous machining device and method for the two ends of an automobile chassis lining inner frame part. The technical problem that existing workpiece machining efficiency is low is solved. A main shaft mounting seat is vertically arranged in the middle of the upper end of the lathe bed base, a hydraulic main shaft is arranged on the main shaft mounting seat, a clamp is arranged in the hydraulic main shaft, sliding tables are movably arranged on the two sides of the hydraulic main shaft respectively, sliding table driving mechanisms capable of driving the sliding tables are arranged between the sliding tables and the lathe bed base, and cutter arranging plates are arranged on one sides of the sliding tables respectively. A machining tool assembly and / or a hobbing tool assembly are / is arranged on the tool arranging plates respectively, one of the two tool arranging plates is provided with a material pushing mechanism capable of moving in a reciprocating mode in the direction of the clamp, and the other tool arranging plate is provided with a material receiving mechanism capable of moving in a reciprocating mode in the direction of the clamp. The device has the advantages that the sliding table driving mechanism can conveniently adjust the position of the tool arranging plate, the tool arranging plate can be used for placing the machining tool assembly, the hobbing tool assembly and the pushing mechanism at the same time, and the machining efficiency is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of workpiece processing equipment, and in particular relates to a device and method for synchronously processing both ends of an inner frame part of a chassis bushing. Background Art

[0002] With the continuous improvement of industrial level, people have higher and higher requirements for the production efficiency of workpieces. At present, the inner bone workpiece of the chassis bushing needs to be processed at both ends. However, the existing inner bone workpiece processing device of the chassis bushing processes one end, and the workpiece needs to be turned around to process the other end during the processing. The workpiece needs to be disassembled and assembled many times, resulting in low processing efficiency of the inner bone workpiece of the chassis bushing, and the clamping accuracy and processing accuracy of the workpiece cannot be guaranteed after turning around and disassembling, which affects the yield rate of the workpiece and increases production costs. Summary of the invention

[0003] The object of the present invention is to provide a synchronous processing device for both ends of the inner frame parts of an automobile chassis bushing in view of the above problems.

[0004] Another object of the present invention is to provide a method for synchronously processing both ends of the inner bone parts of an automobile chassis bushing in order to solve the above problems.

[0005] To achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a synchronous processing device for the two ends of the inner bone parts of the automobile chassis bushing comprises a bed base, a spindle mounting seat is vertically provided in the middle of the upper end of the bed base, a hydraulic spindle is provided on the spindle mounting seat, a fixture for clamping the workpiece for processing is provided in the hydraulic spindle, slides are movably provided on both sides of the hydraulic spindle, a slide drive mechanism that can drive the slide to slide in the horizontal direction and the vertical direction is provided between the slide and the bed base, a tool row plate is provided on one side of the slide, a processing tool assembly and / or a gear hobbing tool assembly is provided on the tool row plate, and two tool rows are provided in One of the tool rows is provided with a pushing mechanism which can reciprocate toward the direction of the fixture, and the remaining tool row is provided with a receiving mechanism which can reciprocate toward the direction of the fixture and is used to accommodate the workpiece to be processed. The pushing mechanism facilitates the auxiliary positioning of the workpiece in the hydraulic spindle and can push the processed workpiece into the receiving mechanism for discharge, thereby improving the processing efficiency. The slide drive mechanism can shift the tool row plate in the horizontal or vertical direction according to the usage, so that the processing tool assembly or the gear hobbing tool assembly on the tool row is set corresponding to the processing workpiece, and the processing tool assembly or the gear hobbing tool assembly can be selected to process the workpiece.

[0006] In the above-mentioned synchronous processing device for the two ends of the inner bone parts of the automobile chassis bushing, the hydraulic spindle has an axially extending spindle channel on the inner side of the circumference, the clamp is arranged in the middle of the spindle channel and the two ends of the spindle channel are respectively flared. The flared spindle channels at both ends can facilitate the placement of the workpiece to be processed in the spindle channel, and can increase the processing range, facilitate the processing of the workpiece by the processing tool assembly and / or the gear hobbing tool assembly, and ensure the processing effect.

[0007] In the above-mentioned synchronous processing device for both ends of the inner frame parts of an automobile chassis bushing, a plurality of cutter plate positioning holes are provided on the slide, and the cutter plate is vertically arranged and connected to the cutter plate positioning holes through positioning bolts. The cutter plate positioning holes can facilitate the positioning of the cutter plate on the slide, thereby improving the installation efficiency of the cutter plate, and the positioning bolts can ensure the installation stability of the cutter plate on the slide.

[0008] In the above-mentioned synchronous processing device for the two ends of the inner bone parts of an automobile chassis bushing, the processing tool assembly includes at least one processing tool seat horizontally arranged on one side of a tool row plate, and the processing tool seat is axially connected to a processing tool rod at one end close to the hydraulic spindle. A processing tool is provided at one end of the processing tool rod. The processing tool seat can be used to horizontally arrange the processing tool rod on the tool row plate, and can be adjusted along with the processing tool seat. The processing tool rod can be used to facilitate the installation of the processing tool and the processing tool can be used to process the workpiece.

[0009] In the above-mentioned synchronous processing device for both ends of the inner bone parts of an automobile chassis bushing, the gear hobbing tool assembly includes at least one gear hobbing tool seat horizontally arranged on one side of a cutter plate, and the gear hobbing tool seat is provided with a gear hobbing tool rod axially extending toward one end of the hydraulic spindle, and the end of the gear hobbing tool rod away from the gear hobbing tool seat has a gear hobbing tool mounting portion extending obliquely upward, and a conical gear hobbing tool is installed on the gear hobbing tool mounting portion, which can be fixed on the cutter plate through the gear hobbing tool seat, which is convenient for adjusting the position of the gear hobbing tool to ensure the processing effect, and the gear hobbing tool rod can make the gear hobbing tool fixedly connected to the gear hobbing tool seat, and the gear hobbing tool mounting portion can facilitate the installation of the gear hobbing tool, wherein the gear hobbing tool mounting portion and the gear hobbing tool rod are an integrated structure that can improve the structural strength, ensure installation stability, and ensure the processing effect of the gear hobbing tool on the workpiece.

[0010] In the above-described device for synchronously machining both ends of an inner bone part of an automotive chassis bushing, the pusher mechanism includes a pusher seat horizontally arranged on one side of one of the two toolholders. A pusher cylinder is provided on the pusher seat. A pusher rod is provided on the cylinder rod of the pusher cylinder and can axially penetrate into the inner circumference of one end of the main shaft channel and is located outside one end of the fixture. The pusher seat facilitates the fixed installation of the pusher cylinder on the toolholder and can adjust the position of the pusher seat through the toolholder. The pusher cylinder can drive the pusher rod to push the workpiece to be machined, ensuring the positioning efficiency and unloading efficiency of the workpiece to be machined.

[0011] In the above-described device for synchronously machining both ends of an inner bone part of an automotive chassis bushing, the receiving mechanism includes a receiving seat horizontally arranged on one side of one of the two toolholders away from the pusher mechanism. A receiving pipe is horizontally slidably arranged outside the receiving seat through a guiding component. The inner diameter of the receiving pipe is larger than the outer diameter of the workpiece to be machined. A receiving driving component is provided on the receiving seat and can drive the receiving pipe to slide towards the inner circumference of one end of the main shaft channel and can extend the receiving pipe at one end of the fixture to the outside of one end of the fixture. The receiving seat enables the receiving pipe to be arranged on the toolholder and can adjust the position through the toolholder, improving the receiving efficiency. The receiving driving component can drive the receiving pipe to displace, and the guiding component can ensure that the receiving pipe can displace in a horizontal direction, ensuring the receiving effect.

[0012] In the above-described device for synchronously machining both ends of an inner bone part of an automotive chassis bushing, the guiding component includes a plurality of guiding linear rails extending along the axial direction of the receiving seat. A receiving slider is slidably arranged on the guiding linear rails, and the receiving pipe is axially penetrated and fixed on the receiving slider. The receiving driving component includes a cylinder frame arranged outside the receiving seat and in a U-shape. The cylinder frame is located outside the circumferential direction of the receiving slider. A receiving cylinder is provided on the cylinder frame, and the cylinder rod of the receiving cylinder is fixedly connected to the receiving slider and / or the receiving pipe through a connecting frame. The cylinder frame facilitates the installation of the receiving cylinder, and the connecting frame enables the cylinder rod of the receiving cylinder to be fixedly connected to the receiving pipe. The receiving cylinder can drive the cylinder rod and the receiving pipe to perform synchronous telescopic operation.

[0013] In the above-described device for synchronously machining both ends of an inner bone part of an automotive chassis bushing, the slide table driving mechanism includes two movable frame bodies respectively vertically arranged on both sides of the main shaft mounting seat. The slide table is arranged on one side of the movable frame body through a vertical lifting driving component. A mounting seat is provided on the machine tool bed, and the movable frame bodies are respectively arranged on the mounting seat through a horizontal sliding driving component.

[0014] A method for synchronously machining both ends of an inner bone part of an automotive chassis bushing, the method comprising the following steps:

[0015] S1. Place the workpiece into the fixture in the hydraulic spindle, use the pusher mechanism to assist in positioning the workpiece and clamp the workpiece through the fixture;

[0016] S2, drives the hydraulic spindle, controls the two slides through the slide drive mechanism, and simultaneously performs external circle, end face, chamfering, and gear hobbing processes on both ends of the workpiece;

[0017] S3, processing is completed, and the fixture releases the processed workpiece;

[0018] S4, the material receiving mechanism moves to the outside of one end of the fixture in the hydraulic spindle, and pushes the processed workpiece into the material receiving pipe through the pushing mechanism. The pushing mechanism stores several processed workpieces and pushes the last processed workpiece out to the receiving tray.

[0019] Compared with the prior art, the advantages of the present invention are:

[0020] 1. The tool arrangement plate can place machining tool assemblies, gear hobbing tool assemblies and pusher mechanisms. Different tool mechanisms can be selected according to usage to improve machining efficiency.

[0021] 2. The position of the cutter plate can be easily adjusted through the slide drive mechanism to ensure that the machining tool assembly, gear hobbing tool assembly and pusher mechanism on the cutter plate can be set corresponding to the workpiece during use, thereby improving the machining effect.

[0022] 3. The material receiving mechanism can facilitate the receiving of the workpiece, facilitate the replacement of the workpiece, and improve the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the present invention.

[0024] Figure 2 It is a structural sectional view of the hydraulic main shaft in the present invention.

[0025] Figure 3 It is a structural schematic diagram of the material pushing mechanism in the present invention.

[0026] Figure 4 It is a structural schematic diagram of the gear hobbing tool assembly in the present invention.

[0027] Figure 5 It is a structural schematic diagram of the guide component in the present invention.

[0028] Figure 6 It is a structural cross-sectional view of the gear hobbing process in the present invention.

[0029] Figure 7 It is a structural cross-sectional view of the present invention in the material pushing state.

[0030] Figure 8It is a schematic structural diagram of the workpiece after gear hobbing in the present invention.

[0031] Fig. 9 It is a schematic structural diagram of the workpiece end face after machining in the present invention.

[0032] In the figure: bed base 1, spindle mounting seat 2, hydraulic spindle 21, fixture 211, spindle channel 212, processing workpiece 3, slide 4, tool row plate positioning hole 41, slide drive mechanism 5, movable frame 51, tool row plate 6, processing tool assembly 61, processing tool seat 611, processing tool rod 612, processing tool 613, gear hobbing tool assembly 62, gear hobbing tool seat 621, gear hobbing tool rod 622, gear hobbing tool mounting part 623, gear hobbing tool 624, pushing mechanism 7, pushing seat 71, pushing cylinder 72, pushing rod 73, material receiving mechanism 8, material receiving seat 81, material receiving pipe 82, guide assembly 9, guide rail 91, material receiving slide block 92, material receiving drive assembly 10, cylinder frame 101, material receiving cylinder 102, connecting frame 103. DETAILED DESCRIPTION

[0033] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0034] like Figure 1 , Figure 2 As shown, a synchronous processing device for both ends of the inner bone parts of the automobile chassis bushing comprises a bed base 1, a spindle mounting seat 2 is vertically provided in the middle of the upper end of the bed base 1, a hydraulic spindle 21 is provided on the spindle mounting seat 2, the hydraulic spindle 21 can be conveniently installed and fixed through the spindle mounting seat 2, a clamp 211 for clamping a workpiece 3 is provided in the hydraulic spindle 21, the clamp 211 can be controlled and clamped by the hydraulic spindle 21 to ensure the clamping effect of the workpiece 3, slides 4 are movably provided on both sides of the hydraulic spindle 21, a slide drive mechanism 5 that can drive the slide 4 to slide in the horizontal direction and the vertical direction is provided between the slide 4 and the bed base 1, a tool row plate 6 is provided on one side of the slide 4, and a processing tool assembly 61 and / or a gear hobbing cutter are provided on the tool row plate 6. The tool assembly 62, one of the two tool plates 6 is provided with a pushing mechanism 7 which can reciprocate toward the clamp 211, and the remaining tool plate 6 is provided with a receiving mechanism 8 which can reciprocate toward the clamp 211 and is used to accommodate the workpiece 3. The pushing mechanism 7 facilitates the auxiliary positioning of the workpiece 3 in the hydraulic spindle 21 and can push the processed workpiece 3 into the receiving mechanism 8 for discharge, thereby improving the processing efficiency. The slide drive mechanism 5 can be used to displace the tool plate 6 in the horizontal or vertical direction according to the usage, so that the processing tool assembly 61 or the gear hobbing tool assembly 62 on the tool plate 6 is set corresponding to the processing workpiece 3, and the processing tool assembly 61 or the gear hobbing tool assembly 62 can be selected to process the workpiece 3.

[0035] Specifically, the hydraulic spindle 21 has an axially extending spindle channel 212 on the inner side of the circumference, the clamp 211 is arranged in the middle of the spindle channel 212 and the two ends of the spindle channel 212 are respectively flared. The spindle channel 212 with flared ends can facilitate the placement of the workpiece 3 in the spindle channel 212, and can increase the processing range, making it easier for the processing tool assembly 61 and / or the gear hobbing tool assembly 62 to process the workpiece 3, thereby ensuring the processing effect.

[0036] Among them, a number of cutter plate positioning holes 41 are provided on the slide 4, and the cutter plate 6 is vertically arranged and connected to the cutter plate positioning holes 41 through positioning bolts. The cutter plate positioning holes 41 can facilitate the positioning of the cutter plate 6 on the slide 4, thereby improving the installation efficiency of the cutter plate 6, and the positioning bolts can ensure the installation stability of the cutter plate 6 on the slide 4.

[0037] like Figure 1 , Figure 3 , Figure 4 As shown, the machining tool assembly 61 includes at least one machining tool seat 611 horizontally arranged on one side of the tool row plate 6, and the machining tool seat 611 is axially connected to a machining tool rod 612 at one end close to the hydraulic spindle 21, and a machining tool 613 is provided at one end of the machining tool rod 612. The machining tool seat 611 can be used to horizontally arrange the machining tool rod 612 on the tool row plate 6, and can be displaced and adjusted along with the machining tool seat 611. The machining tool rod 612 can facilitate the installation of the machining tool 613, and the machining tool 613 can be used to process the workpiece 3.

[0038] Furthermore, the gear hobbing tool assembly 62 includes at least one gear hobbing tool seat 621 horizontally arranged on one side of the cutter row plate 6, and the gear hobbing tool seat 621 is provided with a gear hobbing tool rod 622 axially extending toward one end of the hydraulic spindle 21, and the end of the gear hobbing tool rod 622 away from the gear hobbing tool seat 621 has a gear hobbing tool mounting portion 623 extending obliquely upward, and a conical gear hobbing tool 624 is mounted on the gear hobbing tool mounting portion 623, which can be fixedly set on the cutter row plate 6 through the gear hobbing tool seat 621, so that the position of the gear hobbing tool 624 can be adjusted to ensure the processing effect, and the gear hobbing tool rod 622 can make the gear hobbing tool 624 fixedly connected to the gear hobbing tool seat 621, and the gear hobbing tool mounting portion 623 can facilitate the installation of the gear hobbing tool 624, wherein the gear hobbing tool mounting portion 623 and the gear hobbing tool rod 622 are an integrated structure that can improve the structural strength, ensure the installation stability, and ensure the processing effect of the gear hobbing tool 624 on the workpiece 3.

[0039] Among them, the material pushing mechanism 7 includes a material pushing seat 71 horizontally arranged on one side of one of the two tool post plates 6. A material pushing cylinder 72 is provided on the material pushing seat 71. A material pushing rod 73 is provided on the cylinder rod of the material pushing cylinder 72, which can axially penetrate into the circumferential inner side of one end of the main shaft channel 212 and is located outside one end of the fixture 211. The material pushing seat 71 facilitates the fixed installation of the material pushing cylinder 72 on the tool post plate 6, and the position of the material pushing seat 71 can be adjusted through the tool post plate 6. The material pushing cylinder 72 can drive the material pushing rod 73 to push the workpiece 3 to be processed, ensuring the positioning efficiency and unloading efficiency of the workpiece 3 to be processed.

[0040] Combined with Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 As shown in

[0041] Among them, the material receiving mechanism 8 includes a material receiving seat 81 horizontally arranged on one side of one of the two tool post plates 6 far from the material pushing mechanism 7. A material receiving pipe 82 is horizontally slidably arranged outside the material receiving seat 81 through a guiding component 9. The inner diameter of the material receiving pipe 82 is larger than the outer diameter of the workpiece 3 to be processed, and a material receiving driving component 10 is provided on the material receiving seat 81, which can drive the material receiving pipe 82 to slide towards the circumferential inner side of one end of the main shaft channel 212 and can make one end of the material receiving pipe 82 extend outside one end of the fixture 211. The material receiving seat 81 enables the material receiving pipe 82 to be arranged on the tool post plate 6, and the position is adjusted through the tool post plate 6 to improve the material receiving efficiency. The material receiving driving component 10 can drive the material receiving pipe 82 to displace, and the guiding component 9 can ensure that the material receiving pipe 82 can displace in a horizontal direction, ensuring the material receiving effect.

[0042] Specifically, the slide drive mechanism 5 includes two movable frames 51 respectively vertically arranged on both sides of the spindle mounting seat 2, the slide 4 is arranged on one side of the movable frame 51 through a vertical lifting drive component, a mounting seat is provided on the machine tool bed, the movable frame 51 is respectively arranged on the mounting seat through a horizontal sliding drive component, the vertical lifting drive component includes vertical guide rails respectively arranged on both sides of the movable frame 51, a plurality of vertical sliders slidably arranged on the vertical guide rails are fixedly arranged on one side of the slide 4, a vertical driving rod is vertically arranged in the movable frame 51, one side of the vertical driving rod is fixedly connected to the slide 4 through a connecting slider, and a slide drive motor capable of driving the vertical driving rod to be lifted and lowered is provided on the movable frame 51, and the slide drive motor is driven by the sliding The driving motor can control the vertical driving rod to drive the slide 4 to rise and fall, and the slide 4 can slide vertically on the vertical guide rail through the vertical slider during the lifting process, which is convenient for the slide 4 to adjust the position in the vertical direction and ensure the position adjustment accuracy. The horizontal sliding driving component includes a plurality of horizontal guide rails arranged on one side of the machine tool bed. A horizontal slider is fixedly provided on the side of the movable frame 51 away from the vertical lifting driving component. The horizontal slider is slidably set on the horizontal guide rail, and the movable frame 51 can be driven to move horizontally through the screw nut driving structure between the machine tool bed and the movable frame 51, and the horizontal displacement accuracy of the movable frame 51 can be guaranteed through the horizontal slider and the horizontal guide rail, thereby improving the position adjustment efficiency of the movable frame 51.

[0043] Combination Figure 6 , Figure 7 , Figure 8 , Fig. 9 As shown, a method for synchronously processing both ends of an automobile chassis bushing inner bone part comprises the following steps:

[0044] S1, placing the workpiece 3 into the fixture 211 in the hydraulic spindle 21, using the pusher mechanism 7 to assist in positioning the workpiece 3 and clamping the workpiece 3 through the fixture 211;

[0045] S2, drive the hydraulic spindle 21, control the two slides 4 through the slide drive mechanism 5, and simultaneously perform the outer circle, end face, chamfering and gear hobbing processes on both ends of the workpiece 3;

[0046] S3, processing is completed, and the fixture 211 releases the processed workpiece 3;

[0047] S4, the material receiving mechanism 8 moves to the outside of one end of the clamp 211 in the hydraulic spindle 21, and pushes the processed workpiece 3 into the material receiving pipe 82 through the pushing mechanism 7. The pushing mechanism 7 stores a plurality of processed workpieces 3 and pushes the last processed workpiece 3 out to the material receiving tray.

[0048] The principle of this embodiment is: placing the workpiece 3 in the spindle channel 212, adjusting the position of the tool plate 6 through the slide drive mechanism 5 so that the pushing mechanism 7 is set corresponding to the spindle channel 212, and positioning the workpiece 3 through the pushing mechanism 7. After positioning, the workpiece 3 is clamped by the hydraulic spindle 21, driving the clamp 211 to clamp the workpiece 3, and driving the machining tool assembly 61 and / or the gear hobbing tool assembly 62 to be set corresponding to the workpiece 3 through the sliding drive mechanism 5, and synchronously machining the two ends of the workpiece 3, thereby improving the machining efficiency of the workpiece 3. After the machining is completed, the clamp 211 releases the machining assembly 3, and the pushing mechanism 7 and the receiving mechanism 8 are set corresponding to the workpiece 3 through the slide drive mechanism 5, and the pushing mechanism 7 pushes the workpiece 3 into the receiving pipe 82.

[0049] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0050] Although this article uses more terms such as bed base 1, spindle mounting seat 2, hydraulic spindle 21, clamp 211, spindle channel 212, workpiece 3, slide 4, tool plate positioning hole 41, slide drive mechanism 5, movable frame 51, tool plate 6, machining tool assembly 61, machining tool seat 611, machining tool rod 612, machining tool 613, gear hobbing tool assembly 62, gear hobbing tool seat 621, gear hobbing tool rod 622, gear hobbing tool mounting portion 623, gear hobbing tool 624, pushing mechanism 7, pushing seat 71, pushing cylinder 72, pushing rod 73, material receiving mechanism 8, material receiving seat 81, material receiving pipe 82, guide assembly 9, guide rail 91, material receiving slide block 92, material receiving drive assembly 10, cylinder frame 101, material receiving cylinder 102, connecting frame 103, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the present invention; any additional limitations interpreted as them are contrary to the spirit of the present invention.

Claims

1. A synchronous processing device for the two ends of the inner bone parts of the automobile chassis bushing, comprising a bed base (1), a spindle mounting seat (2) vertically arranged in the middle of the upper end of the bed base (1), a hydraulic spindle (21) arranged on the spindle mounting seat (2), and a fixture (211) for clamping a workpiece (3) for processing is provided in the hydraulic spindle (21), characterized in that: Slides (4) are movably provided on both sides of the hydraulic spindle (21); a slide drive mechanism (5) capable of driving the slide (4) to slide in the horizontal and vertical directions is provided between the slide (4) and the bed base (1); a tool row plate (6) is provided on one side of the slide (4); a machining tool assembly (61) and / or a gear hobbing tool assembly (62) is provided on the tool row plate (6); one of the two tool rows (6) is provided with a pushing mechanism (7) capable of reciprocating toward the fixture (211); and the remaining tool row plate (6) is provided with a receiving mechanism (8) capable of reciprocating toward the fixture (211) and used to accommodate a machining workpiece (3).

2. The synchronous processing device for both ends of the inner frame parts of the automobile chassis bushing according to claim 1 is characterized in that: The hydraulic spindle (21) has an axially extending spindle channel (212) on the inner side in the circumferential direction, the clamp (211) is arranged in the middle of the spindle channel (212), and both ends of the spindle channel (212) are respectively in a flared shape.

3. The synchronous processing device for both ends of the inner frame parts of the automobile chassis bushing according to claim 1 is characterized in that: The slide table (4) is provided with a plurality of cutter plate positioning holes (41), and the cutter plate (6) is vertically arranged and connected to the cutter plate positioning holes (41) via positioning bolts.

4. The synchronous processing device for both ends of the inner frame parts of the automobile chassis bushing according to claim 1 is characterized in that: The machining tool assembly (61) comprises at least one machining tool seat (611) horizontally arranged on one side of the tool row plate (6); one end of the machining tool seat (611) close to the hydraulic spindle (21) is axially connected to a machining tool rod (612); one end of the machining tool rod (612) is provided with a machining tool (613).

5. The synchronous processing device for both ends of the inner frame parts of the automobile chassis bushing according to claim 1 is characterized in that: The gear hobbing tool assembly (62) comprises at least one gear hobbing tool seat (621) horizontally arranged on one side of the cutter plate (6), and the gear hobbing tool seat (621) is provided with a gear hobbing tool rod (622) axially extending toward one end of the hydraulic spindle (21), and the end of the gear hobbing tool rod (622) away from the gear hobbing tool seat (621) has a gear hobbing tool mounting portion (623) extending obliquely upward, and a conical gear hobbing tool (624) is mounted on the gear hobbing tool mounting portion (623).

6. A synchronous processing device for both ends of the inner frame parts of a chassis bushing according to claim 2, 3, 4 or 5, characterized in that: The pushing mechanism (7) comprises a pushing seat (71) horizontally arranged on one side of one of the two cutting plates (6), a pushing cylinder (72) being arranged on the pushing seat (71), and a pushing rod (73) being arranged on the cylinder rod of the pushing cylinder (72) and being able to axially penetrate into the circumferential inner side of one end of the main shaft channel (212) and being located on the outer side of one end of the clamp (211).

7. A synchronous processing device for both ends of the inner frame parts of a chassis bushing according to claim 2, 3, 4 or 5, characterized in that: The material receiving mechanism (8) comprises a material receiving seat (81) horizontally arranged on one side of one of the two tool rows (6) away from the material pushing mechanism (7); a material receiving pipe (82) is horizontally slidably arranged on the outer side of the material receiving seat (81) via a guide assembly (9); the inner diameter of the material receiving pipe (82) is larger than the outer diameter of the workpiece (3) to be processed; and a material receiving drive assembly (10) is provided on the material receiving seat (81) which can drive the material receiving pipe (82) to slide circumferentially inwardly toward one end of the spindle channel (212) and can extend one end of the material receiving pipe (82) to the outer side of one end of the clamp (211).

8. The synchronous processing device for both ends of the inner frame parts of the automobile chassis bushing according to claim 7 is characterized in that: The described guiding component (9) includes a number of guiding linear rails (91) extending axially along the material receiving seat (81). A material receiving slider (92) is slidably arranged on the guiding linear rails (91), and the material receiving pipe (82) is axially penetrated and fixed on the material receiving slider (92). The material receiving driving component (10) includes a cylinder frame (101) arranged outside the material receiving seat (81) and in a U shape. The cylinder frame (101) is located on the circumferential outside of the material receiving slider (92). A material receiving cylinder (102) is arranged on the cylinder frame (101), and the cylinder rod of the material receiving cylinder (102) is fixedly connected to the material receiving slider (92) and / or the material receiving pipe (82) through a connecting frame (103).

9. The synchronous processing device for both ends of the inner frame parts of the automobile chassis bushing according to claim 1 is characterized in that: The described slide table driving mechanism (5) includes two movable frame bodies (51) respectively arranged vertically on both sides of the main shaft mounting seat (2). The slide table (4) is arranged on one side of the movable frame body (51) through a vertical lifting driving component. A mounting seat is arranged on the machine tool bed body, and the movable frame bodies (51) are respectively arranged on the mounting seat through a horizontal sliding driving component.

10. A method for synchronously processing both ends of an inner frame part of an automobile chassis bushing, using a synchronous processing device for both ends of an inner frame part of an automobile chassis bushing as claimed in any one of claims 1 to 9, characterized in that: This method includes the following steps: S1. Place the workpiece to be machined (3) into the fixture (211) inside the hydraulic main shaft (21), assist in positioning the workpiece to be machined (3) through the feeding mechanism (7), and clamp the workpiece to be machined (3) through the fixture (211). S2. Drive the hydraulic main shaft (21), control the two slide tables (4) through the slide table driving mechanism (5), and simultaneously perform machining operations such as external circle, end face, chamfering, and hobbing on both ends of the workpiece to be machined (3). S3. After machining is completed, the fixture (211) releases the workpiece to be machined (3). S4. The material receiving mechanism (8) moves to the outside of one end of the fixture (211) inside the hydraulic main shaft (21), pushes the workpiece to be machined (3) into the material receiving pipe (82) through the feeding mechanism (7). The feeding mechanism (7) stores a number of workpieces to be machined (3) and ejects the last workpiece to be machined (3) to the material receiving tray.

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