Automatic feeding turnover multi-station numerical control milling machine machining table

Abstract

The invention relates to the technical field of numerical control milling machines, and discloses an automatic feeding turnover multi-station numerical control milling machine machining table which comprises a numerical control milling machine body, a control panel is arranged on one side wall of the numerical control milling machine body, two supporting frames are further arranged on the numerical control milling machine body, and a workbench is arranged above the supporting frames. Two mounting plates are arranged on each of the two supporting frames, the two mounting plates are symmetrical to each other, and a sliding plate is arranged above the two mounting plates; a fixing shell is further arranged on one side wall of the numerical control milling machine body, and a containing shell is arranged on the fixing shell. According to the device, the driving assembly is controlled through the control panel, automatic station switching is achieved in cooperation with the workbench supported by the supporting frame, the mounting plate is combined to assist the sliding plate in precise movement, the operation continuity is greatly improved, the L-shaped mounting plate drives the placing block to ascend and descend, and the rotating plate is flexibly opened and closed to be matched with the placing notch; and the wedge-shaped block and the pushing plate on the positioning shell are matched to push the workpiece, so that automatic feeding is realized.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of numerical control milling machine, in particular to an automatic feeding multi-station numerical control milling machine processing table. BACKGROUND

[0002] In the field of numerical control machining, multi-station processing table is one of the core components to improve batch production efficiency, and its automation degree, station switching continuity and feeding accuracy directly affect the overall machining quality and production rhythm.

[0003] However, the existing feeding mechanism mostly adopts a single pushing structure, lacks precise guidance and self-adaptive reset design, and the workpiece pushing process is prone to deviation and jamming. At the same time, the opening and closing degree of the feeding mechanism and the workpiece bearing structure is insufficient, and some devices realize workpiece transfer through rigid extrusion, which is easy to cause workpiece damage or positioning deviation, affecting the machining precision.

[0004] Therefore, the present application is proposed. SUMMARY

[0005] To solve the above technical problems, the basic idea of the technical scheme of the present application is:

[0006] An automatic feeding multi-station numerical control milling machine processing table, comprising a numerical control milling machine body, a control panel is arranged on one side wall of the numerical control milling machine body, two supporting frames are further arranged on the numerical control milling machine body, a workbench is arranged above the supporting frames, two mounting plates are arranged on each of the two supporting frames, the two mounting plates are symmetrical to each other, and a sliding plate is arranged above the two mounting plates; a fixed shell is further arranged on one side wall of the numerical control milling machine body, a placing shell is arranged on the fixed shell, a placing plate is arranged above the placing shell, an L-shaped mounting plate is arranged in the inner cavity of the placing shell, a placing block is arranged on the L-shaped mounting plate, and a rotating plate is further arranged on one side wall of the placing block; a positioning shell is further arranged on one side wall of the numerical control milling machine body, a wedge-shaped block is arranged above the positioning shell, and a pushing plate is arranged on the inclined surface of the wedge-shaped block.

[0007] As a preferred embodiment of the present application, a moving sliding groove is formed on the opposite side wall of each of the two mounting plates, the two moving sliding grooves are symmetrical to each other, a moving sliding block is slidably arranged in the inner cavity of each of the two moving sliding grooves, the two moving sliding blocks are symmetrical to each other, an installation bearing is arranged on the opposite side of each of the two moving sliding blocks, a rotating rod is arranged on the installation bearing, one end of each of the two rotating rods is arranged on the sliding plate, a slot is formed in the inner cavity of each of the two moving sliding grooves, a sliding rod is arranged in the inner cavity of the slot, one end of each of the two sliding rods is arranged on the moving sliding block, an extrusion block is arranged on the opposite end of each of the two sliding rods, and the two extrusion blocks are engaged with the wedge-shaped block.

[0008] As a preferred embodiment of the present application, a discharging plate is arranged above the workbench, the discharging plate is arranged on the support frame, and a guide plate is arranged above the support frame, the bottom of the guide plate is provided with a plurality of support legs, and the other end of the support legs is arranged on the support frame.

[0009] As a preferred embodiment of the present application, a discharging plate is arranged above the workbench, the discharging plate is arranged on the support frame, and a guide plate is arranged above the support frame, the bottom of the guide plate is provided with a plurality of support legs, and the other end of the support legs is arranged on the support frame.

[0010] As a preferred embodiment of the present application, two positioning grooves are arranged in the opposite side walls of the inner cavity of the placing groove, and a placing bearing is arranged in each of the two positioning grooves, the two placing bearings are symmetrical to each other, a rotating rod is arranged on each of the two placing bearings, the two rotating rods are symmetrical to each other, a turnover plate is arranged on the opposite side wall of each of the two rotating rods, and a driving assembly is further arranged on the rotating rod and used to control the rotation of the rotating rod.

[0011] As a preferred embodiment of the present application, two driving sliding grooves are further arranged above the positioning shell, the two driving sliding grooves are symmetrical to each other, a driving sliding block is slidably arranged in the inner cavity of each of the two driving sliding grooves, the two driving sliding blocks are symmetrical to each other, and a wedge-shaped block is arranged above each of the two driving sliding blocks.

[0012] As a preferred embodiment of the present application, two sliding grooves are further arranged above the placing plate, the two sliding grooves are symmetrical to each other, a sliding block is slidably arranged in the inner cavity of each of the two sliding grooves, the two sliding blocks are symmetrical to each other, a positioning reset spring is arranged on one side wall of each of the two sliding blocks, and the other end of the positioning reset spring is arranged on the inner wall of the sliding groove.

[0013] As a preferred embodiment of the present application, two positioning plates are further arranged on the opposite side walls of the inner cavity of the placing shell, the two positioning plates are symmetrical to each other, a guide sliding groove is arranged on the opposite side wall of each of the two positioning plates, the two guide sliding grooves are symmetrical to each other, a guide sliding block is slidably arranged in the inner cavity of each of the two guide sliding grooves, the two guide sliding blocks are symmetrical to each other, a reset spring is arranged above each of the two guide sliding blocks, and the other end of the reset spring is arranged on the inner wall of the guide sliding groove.

[0014] As a preferred embodiment of the present application, a groove is arranged on the L-shaped mounting plate, and the opposite side walls of the L-shaped mounting plate are respectively connected with the guide sliding blocks.

[0015] As a preferred embodiment of the present application, the placing block is provided with a driving slot, the inner cavity of the driving slot is provided with two opposite side walls of driving bearings, the two driving bearings are symmetrical to each other, driving rods are arranged on the two driving bearings, the two driving rods are symmetrical to each other, the opposite side walls of the two driving rods are connected to the rotating plate, driving torsion springs are arranged on the two driving rods, and the two ends of the driving torsion springs are arranged on the opposite side walls of the rotating plate and the driving bearings, respectively.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] The present application realizes automatic switching of workstations by controlling the driving assembly through the control panel and the workbench supported by the supporting frame, realizes precise movement of the sliding plate assisted by the mounting plate, greatly improves the continuity of operation, and realizes automatic feeding by driving the placing block to lift and lower by the L-shaped mounting plate, flexibly opening and closing the rotating plate to fit the placing slot, and pushing the workpiece by the wedge-shaped block on the positioning housing and the pushing plate. At the same time, the structures work together, which not only reduces labor intensity through automatic process, but also guarantees processing accuracy with the help of precise guidance and reset mechanism. The multi-station design and automatic turnover unloading function efficiently connect, significantly improve production efficiency, the overall structure is compact and convenient to operate, realize efficient circulation of feeding and station switching.

[0018] The specific embodiments of the present application will be described in further detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0019] In the drawings:

[0020] Figure 1 It is a perspective structural schematic diagram of an automatic feeding and turnover multi-station numerical control milling machine machining table;

[0021] Figure 2 It is a side view structural schematic diagram of an automatic feeding and turnover multi-station numerical control milling machine machining table;

[0022] Figure 3 It is a perspective structural schematic diagram of an automatic feeding and turnover multi-station numerical control milling machine machining table; Figure 2 It is an enlarged structural schematic diagram of A in the figure;

[0023] Figure 4 It is a sectional view structural schematic diagram of a placing housing of an automatic feeding and turnover multi-station numerical control milling machine machining table;

[0024] Figure 5 It is an exploded structural schematic diagram of the placing plate of an automatic feeding and turnover multi-station numerical control milling machine machining table;

[0025] Figure 6 The application discloses a processing table of an automatic feeding and multi-station reversible numerical control milling machine Figure 5 The application discloses a processing table of an automatic feeding and multi-station reversible numerical control milling machine

[0026] Figure 7 The application discloses a processing table of an automatic feeding and multi-station reversible numerical control milling machine

[0027] Figure 8 The application discloses a processing table of an automatic feeding and multi-station reversible numerical control milling machine

[0028] Figure 9 The application discloses a processing table of an automatic feeding and multi-station reversible numerical control milling machine

[0029] Figure 10 The application discloses a processing table of an automatic feeding and multi-station reversible numerical control milling machine Figure 9 The application discloses a processing table of an automatic feeding and multi-station reversible numerical control milling machine

[0030] In the figure,

[0031] 1, numerical control milling machine body; 11, control panel; 111, support frame; 112, workbench; 12, support leg; 121, mounting plate; 122, moving sliding groove; 123, moving sliding block; 124, mounting bearing; 125, rotating rod; 126, sliding rod; 127, extrusion block; 13, fixed shell; 131, placing shell; 132, placing plate; 133, placing notch; 134, rectangular notch; 135, positioning notch; 136, moving notch; 14, guide plate; 15, sliding plate; 16, blanking plate; 17, placing bearing; 171, rotating rod; 172, overturning plate;

[0032] 2, L-shaped mounting plate; 21, groove; 22, positioning plate; 221, guide sliding groove; 222, guide sliding block; 223, return spring; 23, placing block; 231, driving notch; 232, driving bearing; 233, driving rod; 234, driving torsional spring; 235, rotating plate; 24, positioning rod;

[0033] 3, positioning shell; 31, driving sliding groove; 311, driving sliding block; 312, wedge-shaped block; 32, pushing plate; 321, sliding notch; 322, sliding block; 323, positioning return spring. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical scheme and advantages of the embodiments of the application more clear, the technical scheme in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the application. The following embodiments are used to illustrate the application.

[0035] Embodiment 1:

[0036] As Figures 1 to 10 shown, an automatic feeding can be turned over multi-station numerical control milling machine processing table, including numerical control milling machine body 1, the control panel 11 is arranged on one side wall of the numerical control milling machine body 1, the numerical control milling machine body 1 is also provided with two support frame 111, and the support frame 111 is provided with a workbench 112 above, two the support frame 111 is provided with two mounting plate 121, two the mounting plate 121 is symmetrical, two the mounting plate 121 is provided with sliding plate 15 above;The numerical control milling machine body one side wall is also provided with fixed shell 13, and the fixed shell 13 is provided with a placement shell 131, the placement shell 131 is provided with a placement plate 132 above, the placement shell 131 is provided with L-shaped mounting plate 2 in the cavity, the L-shaped mounting plate 2 is provided with a placement block 23, the placement block 23 one side wall is also provided with a rotating plate 235;The numerical control milling machine body 1 one side wall is also provided with positioning shell 3, the positioning shell 3 is provided with wedge-shaped block 312 above, the inclined surface of the wedge-shaped block 312 is provided with a push plate 32. Through the control panel 11 control drive assembly, cooperate with the support frame 111 support workbench 112 realizes the automatic switching of station, combined with the mounting plate 121 auxiliary sliding plate 15 accurate movement, greatly improve the operation continuity, and the L-shaped mounting plate 2 drive placement block 23 lifting, rotating plate 235 flexible open and close fit with the placement slot 133, cooperate with the wedge-shaped block 312 and push plate 32 on the positioning shell 3 push workpiece, realize automatic feeding, while the structure of the collaborative operation, both through the automatic process reduces the labor intensity, and with the help of accurate guidance and reset mechanism to ensure the machining accuracy, multi-station design and automatic turnover function efficient link, significantly improve the production efficiency, the overall structure is compact and convenient operation, realize the efficient circulation of feeding and station switching.

[0037] As Figures 1 to 7 shown, in the specific embodiment, two the mounting plate 121 opposite side wall is provided with mobile sliding groove 122, two the mobile sliding groove 122 is symmetrical, two the mobile sliding groove 122 is provided with a mobile sliding block 123 in the cavity, two the mobile sliding block 123 is symmetrical, two the mobile sliding block 123 opposite side is provided with mounting bearing 124, and the mounting bearing 124 is provided with a rotating rod 125, two the rotating rod 125 opposite end is arranged on the sliding plate 15, two the mobile sliding groove 122 is provided with a slot in the cavity, and the slot is provided with a sliding rod 126, two the sliding rod 126 opposite end is arranged on the mobile sliding block 123 respectively, two the sliding rod 126 opposite end is provided with extrusion block 127, two the extrusion block 127 is respectively and wedge-shaped block 312 fit. In this setting, the installation position of the extrusion block 127 and the installation position of the sliding plate 15 are determined.

[0038] As Figures 1 to 7 Further, the workbench 112 is provided with a blanking plate 16, the blanking plate 16 is arranged on the support frame 111, and a guide plate 14 is arranged above the support frame 111, the bottom of the guide plate 14 is provided with a plurality of supporting legs 12, and the other end of the supporting leg 12 is arranged on the support frame 111. In this arrangement, the installation position of the blanking plate 16 and the guide plate 14 is determined.

[0039] Example 2:

[0040] The difference between example 1 and this embodiment is that: Figures 1 to 2 And Figures 4 to 5 And Figure 7 As shown in the figure, an automatic feeding and reversible multi-station numerical control milling machine processing table, the placing plate 132 is provided with a placing slot 133 above, the bottom of the placing slot 133 is provided with a rectangular slot 134 and a moving slot 136, the rectangular slot 134 and the moving slot 136 are respectively movably penetrated on the top of the placing plate 132 and the placing shell 131, and the opposite two side walls of the inner cavity of the placing slot 133 are provided with positioning slots 135. In this arrangement, the opening position of the rectangular slot 134 and the moving slot 136 is determined.

[0041] As Figures 1 to 2 And Figures 4 to 5 And Figure 7 As shown in the figure, in the specific embodiment, the inner cavity of the two positioning slots 135 is provided with a placing bearing 17, the two placing bearings 17 are symmetrical to each other, the two placing bearings 17 are provided with a rotating rod 171, the two rotating rods 171 are symmetrical to each other, the opposite side wall of the two rotating rods 171 is provided with a turnover plate 172, and the rotating rod 171 is further provided with a driving assembly, and the driving assembly is used to control the rotation of the rotating rod 171. In this arrangement, the installation position of the turnover plate 172 is determined.

[0042] As Figures 1 to 2 And Figures 4 to 5 And Figure 7 As shown in the figure, further, the positioning shell 3 is further provided with two driving grooves 31 above, the two driving grooves 31 are symmetrical to each other, the inner cavity of the two driving grooves 31 is movably provided with a driving block 311, the two driving blocks 311 are symmetrical to each other, and the two driving blocks 311 are provided with a wedge block 312 above. In this arrangement, the installation position of the wedge block 312 is determined.

[0043] As Figures 1 to 2 And Figures 4 to 5 And Figure 7As shown, further, two sliding slots 321 are formed above the placing plate 132, the two sliding slots 321 are symmetrical to each other, the sliding blocks 322 are slidably arranged in the inner cavities of the two sliding slots 321, the two sliding blocks 322 are symmetrical to each other, the positioning reset springs 323 are arranged on one side wall of the two sliding blocks 322, and the other end of the positioning reset spring 323 is arranged on the inner wall of the sliding slot 321. In this arrangement, the installation position of the sliding block 322 is determined.

[0044] Embodiment 3:

[0045] The difference between the embodiment 2 and the present embodiment is that, as shown in Figures 1 to 3 An automatic feeding and multi-station CNC milling machine processing table capable of being turned over, the inner cavities of the opposite side walls of the placing shell 131 are further provided with positioning plates 22, the two positioning plates 22 are symmetrical to each other, the opposite side walls of the two positioning plates 22 are provided with guide sliding grooves 221, the two guide sliding grooves 221 are symmetrical to each other, the inner cavities of the two guide sliding grooves 221 are slidably provided with guide sliding blocks 222, the two guide sliding blocks 222 are symmetrical to each other, the upper portions of the two guide sliding blocks 222 are provided with reset springs 223, and the other end of the two reset springs 223 is arranged on the inner wall of the guide sliding groove 221. In this arrangement, the installation position of the positioning plate 22 is determined.

[0046] As shown in Figures 1 to 2 and Figures 4 to 5 and Figures 7 to 10 In the specific embodiment, a recess 21 is formed in the L-shaped mounting plate 2, and the opposite side walls of the L-shaped mounting plate 2 are connected with the guide sliding blocks 222, respectively. In this arrangement, the specific installation position of the L-shaped mounting plate 2 is determined.

[0047] As shown in Figures 1 to 2 and Figures 4 to 5 and Figures 7 to 10 Further, a driving slot 231 is formed in the placing block 23, driving bearings 232 are arranged on the opposite side walls in the inner cavity of the driving slot 231, the two driving bearings 232 are symmetrical to each other, driving rods 233 are arranged on the two driving bearings 232, the two driving rods 233 are symmetrical to each other, the opposite side walls of the two driving rods 233 are connected with a rotating plate 235, driving torsional springs 234 are arranged on the two driving rods 233, the two ends of the driving torsional springs 234 are arranged on the opposite side walls of the rotating plate 235 and the driving bearings 232, respectively, a positioning rod 24 is attached to the side wall of the rotating plate 235 away from the placing block 23, and the positioning rod 24 is arranged above the inner cavity of the placing shell 131. In this arrangement, the installation position of the rotating plate 235 is determined.

[0048] The implementation principle of the automatic feeding multi-station CNC milling machine processing table of the present application is as follows:

[0049] The worker first places the workpiece on the placement block 23 arranged in the inner cavity of the placement shell 131 (because the front side of the placement shell 131 is provided with a sliding door), and after the placement is completed, the drive assembly is controlled to operate through the control panel 11, the rotating rod 171 is driven to rotate by the drive assembly, the rotating rod 171 in turn drives the rotating plate 172 to rotate, and the placement slot 133 arranged on the placement plate 132 is opened;

[0050] After the placement slot 133 is opened, the L-shaped mounting plate 2 drives the guide sliding block 222 to move vertically in the guide sliding groove 221 of the positioning plate 22 under the assistance of the tension spring, thereby driving the L-shaped mounting plate 2 to move vertically, and the L-shaped mounting plate 2 synchronously drives the placement block 23 to move vertically upward, so that the placement block 23 moves out of the moving slot 136 on the placement plate 132, and after the placement block 23 moves out, the rotating plate 235 installed in the driving groove 231 on the placement block 23 is reset under the assistance of the driving torsional spring 234, and in turn is matched with the inner cavity of the placement slot 133 of the placement plate 132;

[0051] Subsequently, the worker controls the sliding plate 15 to move under the assistance of the moving sliding groove 122 and the moving sliding block 123 of the mounting plate 121, the guide plate 14 (installed on the support frame 111 through the support leg 12) at the bottom of the sliding plate 15 plays a guiding role, the sliding plate 15 is reset in the moving process under the assistance of the mounting bearing 124 and the rotating rod 125, and finally is perpendicular to the mounting plate 121, and is moved to above the placement plate 132 and one side wall is matched with the rotating plate 235 after rotation;

[0052] When the moving sliding block 123 moves, the sliding rod 126 and the extrusion block 127 at the end are synchronously moved, the extrusion block 127 moves to the specified position and pushes the wedge-shaped block 312, the wedge-shaped block 312 moves horizontally in the driving sliding groove 31 of the positioning shell 3 through the driving sliding block 311, the inclined surface of the wedge-shaped block 312 extrudes the pushing plate 32, the pushing plate 32 moves horizontally in the sliding slot 321 of the placement plate 132 through the sliding block 322, and the pushing plate 32 extrudes the workpiece on the placement block 23 when moving, and pushes the workpiece to the sliding plate 15;

[0053] At the same time, the workbench 112 is rotated under the assistance of the rotating assembly to realize work station transposition, and after the transposition is completed, the driving sliding plate 15 is reset, the sliding plate 15 is moved to the end under the assistance of the guide plate 14, is rotated under the assistance of the mounting bearing 124 and the rotating rod 125, and finally is parallel to the blanking plate 16 above the workbench 112, and the workpiece falls along the sliding plate 15 to the work station arranged on the workbench 112;

[0054] Finally the staff through the drive assembly control flip plate 172 reset, flip plate 172 reset when extrusion L-shaped mounting plate 2 down, L-shaped mounting plate 2 guide slider 222 in guiding slide groove 221 down and compression reset spring 223, and then drive the placement of block 23 reset, the placement of block 23 reset process, rotating plate 235 away from the placement of block 23, one side wall and the placement of the shell 131 inner cavity above the positioning rod 24 extrusion, around the drive rod 233 rotation and compression drive torsional spring 234, while the sliding block 322 in the positioning reset spring 323 drive push plate 32 reset, wedge block 312 with drive slider 311 in drive slide groove 31 reset, complete a cycle of automatic feeding and station switching.

Claims

1. An automatic feeding material reversible multi-station numerical control milling machine processing table, comprising a numerical control milling machine body (1), characterized in that: one side wall of the numerical control milling machine body (1) is provided with a control panel (11), and two support frames (111) are further arranged on the numerical control milling machine body (1), and a workbench (112) is arranged above the support frames (111), two installation plates (121) are arranged on the support frames (111), the installation plates (121) are symmetrical to each other, and a sliding plate (15) is arranged above the installation plates (121); one side wall of the numerical control milling machine body is further provided with a fixed shell (13), and a placing shell (131) is arranged on the fixed shell (13), a placing plate (132) is arranged above the placing shell (131), an L-shaped mounting plate (2) is arranged in the placing shell (131), a placing block (23) is arranged on the L-shaped mounting plate (2), and a rotating plate (235) is further arranged on one side wall of the placing block (23); one side wall of the numerical control milling machine body (1) is further provided with a positioning shell (3), and a wedge-shaped block (312) is arranged above the positioning shell (3), and a pushing plate (32) is arranged on the inclined surface of the wedge-shaped block (312).

2. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 1, characterized in that, The opposite side walls of the two installation plates (121) are each provided with a moving sliding groove (122), the two moving sliding grooves (122) are symmetrical to each other, the moving sliding grooves (122) are each provided with a moving sliding block (123) which is slidably arranged in the moving sliding groove (122), the two moving sliding blocks (123) are symmetrical to each other, the opposite sides of the two moving sliding blocks (123) are each provided with an installation bearing (124), the installation bearing (124) is provided with a rotating rod (125), the opposite ends of the two rotating rods (125) are arranged on the sliding plate (15), the moving sliding grooves (122) are each provided with a slot in the inner cavity, the slot is provided with a sliding rod (126), the opposite ends of the two sliding rods (126) are respectively arranged on the moving sliding blocks (123), the opposite ends of the two sliding rods (126) are each provided with an extrusion block (127), and the two extrusion blocks (127) are respectively fitted with the wedge-shaped block (312).

3. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 1, characterized in that, A blanking plate (16) is arranged above the workbench (112), the blanking plate (16) is arranged on the support frame (111), a guide plate (14) is arranged above the support frame (111), a plurality of supporting legs (12) are arranged on the bottom of the guide plate (14), and the other ends of the supporting legs (12) are arranged on the support frame (111).

4. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 1, characterized in that, A placing slot (133) is arranged above the placing plate (132), a rectangular slot (134) and a moving slot (136) are arranged on the bottom of the placing slot (133), the rectangular slot (134) and the moving slot (136) are respectively movably arranged above the placing plate (132) and the placing shell (131), and positioning slots (135) are arranged on the opposite side walls in the inner cavity of the placing slot (133).

5. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 4, characterized in that, Both the positioning slot (135) cavities are provided with a bearing (17), two said bearing (17) symmetry, two said bearing (17) are provided with a rotating rod (171), two said rotating rod (171) symmetry, two said rotating rod (171) relative to one side wall is provided with a turnover plate (172), the rotating rod (171) is also provided with a drive assembly, and the drive assembly is used for controlling the rotation of the rotating rod (171).

6. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 1, characterized in that, The positioning shell (3) is also provided with two drive sliding grooves (31), two said drive sliding grooves (31) symmetry, two said drive sliding grooves (31) cavity are slidably provided with a drive sliding block (311), two said drive sliding block (311) symmetry, two said drive sliding block (311) above is provided with a wedge block (312).

7. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 4, characterized in that, The placing plate (132) is also provided with two sliding slots (321), two said sliding slots (321) symmetry, two said sliding slots (321) cavities are slidably provided with a sliding block (322), two said sliding block (322) symmetry, two said sliding block (322) one side wall is provided with a positioning reset spring (323), and the other end of the positioning reset spring (323) is arranged in the inner wall of the sliding slot (321).

8. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 1, characterized in that, The placing shell (131) cavity relative to the two side walls is also provided with a positioning plate (22), two said positioning plates (22) symmetry between each other, two said positioning plate (22) relative to one side wall is provided with a guide sliding groove (221), two said guide sliding groove (221) symmetry, two said guide sliding groove (221) cavities are slidably provided with a guide sliding block (222), two said guide sliding block (222) symmetry, two said guide sliding block (222) above is provided with a reset spring (223), two said reset spring (223) other end is arranged in the inner wall of the guide sliding groove (221).

9. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 1, characterized in that, The L-shaped mounting plate (2) is provided with a groove (21), and the opposite two side walls of the L-shaped mounting plate (2) are connected with the guide sliding block (222).

10. The automatic feeding and material-reversing multi-station numerical control milling machine processing table according to claim 1, characterized in that, The placing block (23) is provided with a drive slot (231), and the opposite two side walls of the drive slot (231) are provided with a drive bearing (232). Two said drive bearings (232) symmetry, two said drive bearing (232) are provided with a drive rod (233), two said drive rod (233) symmetry, two said drive rod (233) relative to one side wall is connected to the rotating plate (235), two said drive rod (233) are provided with a drive torsional spring (234), two said drive torsional spring (234) two ends are arranged in the opposite side wall of the rotating plate (235) and the drive bearing (232), the rotating plate (235) away from the placing block (23) one side wall is provided with a positioning rod (24), and the positioning rod (24) is arranged above the placing shell (131) cavity.

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