Multi-station machining special machine with high-precision feeding function

Abstract

The utility model discloses a special multi-station machining machine with high-precision feeding, relates to the technical field of mechanical devices, and aims to solve the problems that workpieces cannot be fed and the practicability is poor when the workpieces are machined at multiple holes in a row in the prior art. A machining box is fixedly installed above the machine table, a bottom plate is arranged on the lower portion of the interior of the machining box, three bottom frames are fixedly installed above the bottom plate, a fixing table is arranged above the bottom frames, and a second driving box is fixedly installed in the middle of the interior of each bottom frame. A second lead screw is rotatably mounted in the second driving box, a second sliding block is slidably mounted on the outer side of the second lead screw through a ball nut, a second transmission plate is fixedly mounted above the second sliding block, the upper end of the second transmission plate extends to the position above the second driving box, and a bottom block is fixedly mounted above the second transmission plate; the bottom block is fixedly connected with the fixing table through screws, and a servo motor is fixedly installed in the middle of the front end of the bottom frame.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical devices, in particular to a multi-station processing machine with high-precision feeding. Background Art

[0002] With the continuous development of society, the field of machinery is also developing. Multi-station processing machines are a kind of workpiece processing equipment that can perform mechanical processing on plate parts, such as drilling. In the fields of automobile manufacturing, aerospace, energy, etc., multi-station processing machines have been widely used;

[0003] For example, the patent with announcement number CN203470951U (a drilling machine tool for blank processing): includes a frame, a drill bit, a barrel, a rotating shaft, a connecting plate and a locking bolt, the drill bit is installed on the frame, the barrel is fixed on the frame, the rotating shaft is rotatably fixed in the barrel, both ends of the rotating shaft extend out of the barrel, the rotating disk is arranged at one end of the rotating shaft, the drill bit is located directly above the rotating disk, the connecting plate is arranged on the frame, the locking bolt is threadedly connected to the connecting plate, and the locking bolt is directly opposite to the other end of the rotating shaft;

[0004] Although the above-mentioned existing technology is convenient for ensuring the stability of work during the drilling process, the workpiece is fixedly installed, and therefore, when processing a row of multiple holes in the workpiece, the workpiece cannot be fed, and the practicality is poor; therefore, the market urgently needs to develop a multi-station processing machine with high-precision feeding to help people solve the existing problems. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-station processing machine with high-precision feeding to solve the problem of poor practicality that the workpiece cannot be fed when processing a row of multiple holes in the workpiece as mentioned in the background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-station processing machine with high-precision feeding, comprising a machine table and a drilling mechanism, a processing box is fixedly installed on the top of the machine table, a bottom plate is arranged at the bottom of the processing box, a bottom frame is fixedly installed on the top of the bottom plate, and three bottom frames are arranged, a fixed platform is arranged on the top of the bottom frame, a driving box 2 is fixedly installed in the middle of the bottom frame, a screw rod 2 is rotatably installed inside the driving box 2, a sliding block 2 is slidably installed on the outside of the screw rod 2 through a ball nut, and a fixed platform is arranged on the top of the sliding block 2. A transmission plate 2 is installed, the upper end of the transmission plate 2 extends to the top of the drive box 2, a bottom block is fixedly installed on the top of the transmission plate 2, the bottom block is fixedly connected to the fixed platform by screws, a servo motor is fixedly installed in the middle of the front end of the bottom frame, and the output end of the servo motor is fixedly connected to the screw rod 2, a slider type displacement sensor is fixedly installed along one side of the drive box 2 inside the bottom frame, a connecting plate is installed on one side of the slider type displacement sensor, and the slider end of the slider type displacement sensor is fixedly connected to the connecting plate by screws, and the connecting plate is fixedly connected to the fixed platform by screws.

[0007] Preferably, a driving box 1 is symmetrically arranged on both sides of the base plate, and the driving box 1 is fixedly connected to the machine platform by screws. A screw rod 1 is rotatably installed inside the driving box 1, and a sliding block 1 is slidably installed on the outer side of the screw rod 1 through a ball nut. A transmission plate 1 is fixedly installed on one side of the sliding block 1, and one end of the transmission plate 1 extends to one side of the driving box 1 and is fixedly connected to the base plate by screws.

[0008] Preferably, three stabilizing strips are provided below the base plate, the stabilizing strips are fixedly connected to the machine table by screws, and three positioning grooves are provided on the lower end surface of the base plate, the three stabilizing strips and the three positioning grooves are corresponding to each other, and the upper end of the stabilizing strip is inserted into the interior of the positioning groove.

[0009] Preferably, guide columns are symmetrically arranged on both sides of the bottom frame, and slide plates are symmetrically fixedly installed on both sides below the fixing platform.

[0010] Preferably, a through hole is provided inside the slide plate, and the two guide posts respectively pass through the through holes of the two slide plates and penetrate the slide plate, and the diameter of the guide posts matches the inner diameter of the through holes of the slide plate.

[0011] Preferably, a base frame is fixedly installed below the machine platform, and a sliding door is provided at the front end of the processing box.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model forms three workstations by setting three bottom frames and setting fixed tables on the three bottom frames, thereby realizing multi-station processing capability, and a driving box 2 with a screw rod 2 is set inside each bottom frame, and the fixed table can be moved by driving the screw rod 2 to rotate, so as to facilitate the feeding of the workpiece during drilling processing, and the screw rod 2 is driven by a servo motor, and the servo motor drive mode increases the movement accuracy of the fixed table and improves the feeding accuracy of the workpiece during drilling processing, and a slider type displacement sensor is set inside the bottom frame, and the slider end of the slider type displacement sensor is connected to the fixed table through a connecting plate, so that the movement distance of the fixed table can be monitored, and the feeding accuracy of the workpiece is further improved, and then different fixed tables can be moved separately, so that the workpieces at different workstations can be fed separately when being processed, which greatly improves the individuality and flexibility of the workpiece processing at different workstations and increases practicality.

[0014] The utility model arranges a driving box on both sides of a base plate, and a screw rod is arranged inside the driving box, and a sliding block on the screw rod is connected to the base plate through a transmission plate, so that when the workpiece is being drilled, the base plate can be moved by driving the screw rod to rotate, and then the three fixed tables can all be moved, thereby realizing the ability to synchronously feed workpieces on different workstations during processing, thereby increasing practicality.

[0015] The utility model provides a slide plate and a guide column, so that when the fixed platform moves, the slide plate slides on the guide column, so as to guide the fixed platform, thereby increasing the linear stability of the movement of the fixed platform. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of a multi-station processing machine with high-precision feeding according to the utility model;

[0017] Figure 2 It is a cross-sectional view of the processing box of the utility model;

[0018] Figure 3 It is an enlarged schematic diagram of the A part of the utility model;

[0019] Figure 4 It is a cross-sectional view of the fixing platform and the bottom frame of the utility model.

[0020] In the figure: 1, machine table; 2, base frame; 3, processing box; 4, sliding door; 5, drilling mechanism; 6, fixed table; 7, bottom frame; 8, bottom plate; 9, driving box 1; 10, stabilizing strip; 11, screw rod 1; 12, sliding block 1; 13, transmission plate 1; 14, driving box 2; 15, sliding block 2; 16, screw rod 2; 17, transmission plate 2; 18, bottom block; 19, slider displacement sensor; 20, connecting plate; 21, slide plate; 22, guide column. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-4 The utility model provides an embodiment: a multi-station processing machine with high-precision feeding, including a machine table 1 and a drilling mechanism 5. A processing box 3 is fixedly installed above the machine table 1, and a bottom plate 8 is arranged below the processing box 3. A bottom frame 7 is fixedly installed above the bottom plate 8, and three bottom frames 7 are arranged. A fixed platform 6 is arranged above the bottom frame 7, so as to form three stations and realize multi-station processing capability. A driving box 14 is fixedly installed in the middle of the bottom frame 7, and a screw rod 16 is rotatably installed inside the driving box 14. A sliding block 15 is slidably installed on the outer side of the screw rod 16 through a ball nut, and a transmission plate 17 is fixedly installed above the sliding block 15. The upper end of the transmission plate 17 extends to the top of the drive box 14, and a bottom block 18 is fixedly installed on the top of the transmission plate 17. The bottom block 18 is fixedly connected to the fixed platform 6 by screws. A servo motor is fixedly installed in the middle of the front end of the bottom frame 7, and the output end of the servo motor is fixedly connected to the screw rod 16. A slider displacement sensor 19 is fixedly installed along one side of the drive box 14 inside the bottom frame 7. The slider displacement sensor 19 is a KTF slider displacement sensor. A connecting plate 20 is installed on one side of the slider displacement sensor 19, and the slider end of the slider displacement sensor 19 is fixedly connected to the connecting plate 20 by screws, and the connecting plate 20 is fixedly connected to the fixed platform 6 by screws.

[0023] When in use, the fixed table 6 is moved by driving the screw rod 16 to rotate, which facilitates the feeding of the workpiece during drilling processing. The screw rod 16 is driven by a servo motor to increase the movement accuracy of the fixed table 6 and the feeding accuracy of the workpiece during drilling processing. A slider displacement sensor 19 is provided inside the bottom frame 7 to monitor the movement distance of the fixed table 6, further improving the feeding accuracy of the workpiece. Different fixed tables 6 can be moved separately, so that the workpieces at different stations can be fed separately during processing, which greatly improves the individuality and flexibility of workpiece processing at different stations and increases practicality.

[0024] Furthermore, drive boxes 9 are symmetrically arranged on both sides of the base plate 8, a KTF slider displacement sensor fixedly connected to the machine table 1 is arranged below the base plate 8, and the slider end of the KTF slider displacement sensor is fixedly connected to the base plate 8, the drive box 9 is fixedly connected to the machine table 1 by screws, a screw rod 11 is rotatably installed inside the drive box 9, a sliding block 12 is slidably installed on the outer side of the screw rod 11 through a ball nut, a transmission plate 13 is fixedly installed on one side of the sliding block 12, one end of the transmission plate 13 extends to one side of the drive box 9 and is fixedly connected to the base plate 8 by screws, a driving motor of the screw rod 11 is arranged at the front end of the drive box 9, and the driving motor is a servo motor, and then when the workpiece is drilled, the base plate 8 can be moved by driving the screw rod 11 to rotate, and then the three fixed tables 6 can all be moved, realizing the ability of synchronous feeding of workpieces on different stations during processing.

[0025] Furthermore, a stabilizing strip 10 is provided below the base plate 8, and there are three stabilizing strips 10. The stabilizing strips 10 are fixedly connected to the machine platform 1 by screws. A positioning groove is provided on the lower end surface of the base plate 8, and there are three positioning grooves. The three stabilizing strips 10 correspond to the positions of the three positioning grooves. The upper ends of the stabilizing strips 10 are inserted into the interior of the positioning grooves, which increases the stability of the base plate 8.

[0026] Furthermore, guide columns 22 are symmetrically arranged on both sides of the bottom frame 7, and slide plates 21 are symmetrically fixedly installed on both sides below the fixed platform 6. Through holes are arranged inside the slide plates 21, and the two guide columns 22 penetrate the slide plates 21 through the through holes of the two slide plates 21 respectively. The diameter of the guide columns 22 matches the inner diameter of the through holes of the slide plates 21. When the fixed platform 6 moves, the slide plates 21 slide on the guide columns 22, so as to guide the fixed platform 6, thereby increasing the linear stability of the movement of the fixed platform 6.

[0027] Furthermore, a base frame 2 is fixedly installed below the machine platform 1, and a sliding door 4 is provided at the front end of the processing box 3 to facilitate the opening and closing of the processing box 3 and increase practicality.

[0028] Working principle: When in use, a fixture is installed on the fixed table 6, and different workpieces are clamped on different fixed tables 6 respectively, and the workpieces are drilled by the drilling mechanism 5. When the workpiece needs to be fed synchronously, the screw rod 11 is driven to rotate, so that the sliding block 12 is moved. Through the transmission of the transmission plate 13, the base plate 8 drives the fixed table 6 to move, so that different workpieces can be fed synchronously, and when the workpiece on a separate station needs to be fed, the screw rod 2 16 on the station is driven to rotate, so that the sliding block 2 15 is moved, and the fixed table 6 is driven to move through the transmission of the transmission plate 2 17 and the bottom block 18, so that the workpiece on the separate station can be fed separately, thereby increasing the practicability of workpiece processing.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A multi-station processing machine with high-precision feeding, comprising a machine table (1) and a drilling mechanism (5), characterized in that: A processing box (3) is fixedly installed above the machine table (1), a bottom plate (8) is arranged at the bottom of the processing box (3), a bottom frame (7) is fixedly installed above the bottom plate (8), and three bottom frames (7) are arranged, a fixed platform (6) is arranged above the bottom frame (7), a driving box (14) is fixedly installed in the middle of the bottom frame (7), a screw rod (16) is rotatably installed inside the driving box (14), a sliding block (15) is slidably installed on the outer side of the screw rod (16) through a ball nut, a transmission plate (17) is fixedly installed above the sliding block (15), and the upper end of the transmission plate (17) extends to the driving box (14). (14), a bottom block (18) is fixedly installed above the transmission plate (17), the bottom block (18) is fixedly connected to the fixed platform (6) by screws, a servo motor is fixedly installed in the middle of the front end of the bottom frame (7), and the output end of the servo motor is fixedly connected to the screw rod (16), a slider type displacement sensor (19) is fixedly installed along one side of the drive box (14) inside the bottom frame (7), a connecting plate (20) is installed on one side of the slider type displacement sensor (19), and the slider end of the slider type displacement sensor (19) is fixedly connected to the connecting plate (20) by screws, and the connecting plate (20) is fixedly connected to the fixed platform (6) by screws.

2. The multi-station processing machine with high-precision feeding according to claim 1 is characterized in that: A drive box (9) is symmetrically arranged on both sides of the base plate (8), and the drive box (9) is fixedly connected to the machine platform (1) by screws. A screw rod (11) is rotatably mounted inside the drive box (9), and a sliding block (12) is slidably mounted on the outer side of the screw rod (11) through a ball nut. A transmission plate (13) is fixedly mounted on one side of the sliding block (12), and one end of the transmission plate (13) extends to one side of the drive box (9) and is fixedly connected to the base plate (8) by screws.

3. The multi-station processing machine with high-precision feeding according to claim 1 is characterized in that: A stabilizing strip (10) is arranged below the bottom plate (8), and there are three stabilizing strips (10). The stabilizing strip (10) is fixedly connected to the machine platform (1) by screws. A positioning groove is arranged on the lower end surface of the bottom plate (8), and there are three positioning grooves. The three stabilizing strips (10) correspond to the positions of the three positioning grooves, and the upper ends of the stabilizing strips (10) are inserted into the interior of the positioning grooves.

4. The multi-station processing machine with high-precision feeding according to claim 1 is characterized in that: Guide columns (22) are symmetrically arranged on both sides inside the bottom frame (7), and slide plates (21) are symmetrically fixedly installed on both sides below the fixing platform (6).

5. The multi-station processing machine with high-precision feeding according to claim 4 is characterized in that: A through hole is provided inside the slide plate (21), and the two guide columns (22) penetrate the slide plate (21) through the through holes of the two slide plates (21) respectively, and the diameter of the guide columns (22) matches the inner diameter of the through holes of the slide plate (21).

6. The multi-station processing machine with high-precision feeding according to claim 1 is characterized in that: A base frame (2) is fixedly installed below the machine platform (1), and a sliding door (4) is provided at the front end of the processing box (3).

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