CN201863396U - Efficient and durable type energy-saving numerical control screw press - Google Patents

Abstract

An efficient and durable energy-saving numerical control screw press belongs to the field of mechanical industrial equipment. The upper transmission system is respectively connected to the motor (1), the screw press (19) and the brake (10), and the control system is connected to the control end of the motor (1) and the brake (10). It is characterized in that: the upper transmission system includes a belt drive, a gear Transmission and fixed half gearboxes, transmission boxes, belt tension adjustment devices and belt flatness adjustment devices. Compared with the prior art, the motor shaft can be effectively protected by adding a belt drive to connect the gear drive. By adding a half-gear box, the precision of gear transmission is guaranteed, and by adding an adjustment device, the belt is tensioned and the transmission torque is increased. By adding positioning screws, it is convenient to adjust the flatness of the belt. An adjustable device for large and small gears is added to ensure high efficiency and durability.

Description

Efficient and durable energy-saving CNC screw press

technical field

The utility model provides an efficient and durable energy-saving numerical control screw press, which belongs to the field of mechanical industrial equipment.

Background technique

The Chinese patent number is ZL200520125153.5, and the utility model patent titled CNC screw press discloses a screw press driven by a switched reluctance motor, in which the large gear and the screw rotate. The utility model patent with the Chinese patent number ZL200420064892.3 discloses an electric screw press. The motor drives the large gear through a small gear to perform a spiral motion, and the spiral pair converts the spiral motion of the large gear and the screw into a linear motion of the slider. The disadvantage is that the motor is connected to the pinion, the motor shaft is subjected to a large impact force, the motor shaft is easily damaged by fatigue, and it is not easy to keep the motor shaft and the gear shaft concentric.

Utility model content

The technical problem to be solved by the utility model is: to overcome the problems existing in the prior art, and to provide a high-efficiency and durable energy-saving numerical control screw that can effectively avoid the overload of the motor shaft, the size of the gear can be adjusted, and can ensure high efficiency and durability. press.

The technical scheme adopted by the utility model to solve its technical problems is: the high-efficiency and durable energy-saving numerical control screw press machine includes a motor, an upper transmission system, a screw press machine, a brake and a control system, and the upper transmission system is connected to the motor and the screw press machine respectively. and the brake, the control system is connected to the control end of the motor and the brake, and it is characterized in that: the upper transmission system includes a belt drive, a gear drive and a fixed semi-gear box, a transmission box, a belt tension adjustment device and a belt flatness adjustment device.

The half gear box includes the front half box and the rear half box, and the front half box and the rear half box are fixedly connected; the transmission box includes the left vertical arm, the right vertical arm and the upper cover, and the bottom of the left vertical arm is connected The bottom end of the arm is connected to the upper right end of the screw press, the right end of the upper cover is connected to the right vertical arm, the left end of the upper cover is connected to the half gear box, and the half gear box is connected to the inner side of the left vertical arm; the belt tension adjustment device includes an adjustment plate, a rotating shaft and adjusting bolts, the motor is fixed on the adjusting plate, the adjusting plate is slidably connected to the rotating shaft, the rotating shaft is fixed on the right vertical arm, the adjusting bolt is installed on the adjusting plate and tightens the right vertical arm; the belt flatness adjusting device is set on the transmission box, The belt flatness adjustment device is composed of the first nut, the first screw, the second nut and the second screw, the first nut is installed on the left vertical arm, the first screw is tightened in the first nut, and the second nut is installed on the adjustment plate , the second screw is tightened on the second nut.

The belt tension adjustment device is installed on the left side, the rotating shaft is fixed on the left vertical arm, and the adjusting bolt is installed on the adjustment plate and tightens the left vertical arm.

The gear transmission connects the half gearbox and the screw press. The gear transmission includes a pinion shaft and a large gear. The large gear and the pinion shaft are meshed for transmission. The large gear is connected to the screw of the screw press. The output shaft of the motor is connected to the input end of the belt drive. The output end of the transmission is fixed on the pinion shaft, the shaft end is connected to the brake, and the pinion shaft is connected to the half gearbox through the bearing.

The pinion shaft is an integral type or a gear combination type or a segmented gear combination type. The gear combination type includes a pinion, a transmission shaft and a flat key. The pinion is fixedly connected to the transmission shaft through the flat key, and the transmission shaft is connected to the pinion box through a bearing.

The segmented gear combination type includes a segmented pinion, a transmission shaft and a flat key, the segmented pinion is fixedly connected to the transmission shaft through the flat key, and the transmission shaft is connected to the pinion box through a bearing.

The bull gear is one-piece or adjustable.

The adjustment type is to add a moment of inertia adjustment ring on the bull gear, and the moment of inertia adjustment circle is arranged on the end of the bull gear or in the bull gear.

The moment of inertia adjustment ring is one-piece or combined, and the combined type is composed of multiple pieces.

One of the two groups of the first nut and the first screw and the second nut and the second screw adopts a support plate.

The control system includes a PLC programmable controller, a controller connected to the PLC programmable controller, a touch screen, a switch value input board and a switch value output board.

Compared with the prior art, the beneficial effect of the high-efficiency and durable energy-saving numerical control screw press of the utility model is: by adding a belt drive to connect the gear drive, it can ensure that the switched reluctance motor provides the power torque at the base speed, It can effectively protect the motor shaft. By adding a half-gearbox, the accuracy of gear transmission is guaranteed, and by adding an adjustment device, the belt is tensioned and the transmission torque is increased. By adding positioning screws, it is convenient to adjust the flatness of the belt. An adjustable device for large and small gears is added to ensure high efficiency and durability.

Description of drawings

Fig. 1 is a schematic structural view of Embodiment 1 of the present utility model.

Fig. 2 is a schematic structural view of Embodiment 2 of the utility model.

Fig. 3 is a structural schematic diagram of Embodiment 3 of the present utility model.

In the figure: 1. Motor 2. Adjusting plate 3. Rotating shaft 4. Adjusting bolt 5. Right vertical arm 6. Small pulley 7. Belt 8. Upper cover 9. Large pulley 10. Brake 11. Pinion shaft 12. Front half box 13. Rear half box 14. Bearing 15. Left vertical arm 16. Screw 17. Big gear 18. Slider 19. Screw press 20. Switch output board 21. Touch screen 22. Controller 23. Switch input board 24. PLC programmable controller 25, first nut 26, first screw 27 second nut, 28, second screw 29, travel switch 30, lower ejector 31, pinion, 32, transmission shaft 33, flat key 34 moment of inertia Adjustment ring 35 segmented pinion.

Detailed ways

As shown in Figure 1: Embodiment 1

The high-efficiency and durable energy-saving CNC screw press consists of a motor 1, an adjustment plate 2, a rotating shaft 3, an adjustment bolt 4, a right vertical arm 5, a small pulley 6, a belt 7, an upper cover plate 8, a large pulley 9, a brake 10, a small Gear shaft 11, front half box 12, back half box 13, bearing 14, left vertical arm 15, screw rod 16, large gear 17, slider 18, screw press 19, switch output board 20, touch screen 21, controller 22, Switch value input board 23, PLC programmable controller 24, first nut 25, first screw 26, second nut 27, second screw 28 stroke switch 29 and lower ejector 30 form. The motor output shaft is connected with the small pulley 6, the small pulley 6 and the large pulley 9 are driven by the belt 7, the large pulley 9 is fixed on the pinion shaft 11, the shaft end is connected with the brake 10, the pinion shaft 11 is connected with the half gearbox through the bearing 14, the half The gear box is composed of a front half box 12 and a rear half box 13, and the front half box 12 and the rear half box 13 are fixedly connected; the transmission box includes a left vertical arm 15, a right vertical arm 5 and an upper cover 8, and the right vertical arm 5 is "S" shape, the bottom of the left vertical arm 15 is connected to the upper left end of the screw press 19, the bottom of the right vertical arm 5 is connected to the upper right end of the screw press 19, the right end of the upper cover plate 8 is connected to the right vertical arm 5, and the left end of the upper cover plate 8 Connect the half gear box, the half gear box is connected to the inner side of the left vertical arm 15; the belt tension adjustment device includes an adjustment plate 2, a rotating shaft 3 and an adjusting bolt 4, the motor 1 is fixed on the adjustment plate 2, the adjustment plate 2 is slidingly connected to the rotating shaft 3, and the rotating shaft 3 is fixed on the right vertical arm 5, and the adjustment bolt 4 is installed on the adjustment plate 2 and tightened against the right vertical arm 5; the belt flatness adjustment device is arranged on the transmission box, and the belt flatness adjustment device consists of the first nut 25, the first Screw 26, the second nut 27 and the second screw 28 are formed, and the first nut 25 is installed on the left vertical arm 15, and the first screw 26 is tightened in the first nut 25, and the second nut 27 is installed on the adjusting plate 2, the second Two screws 28 are tightened on the second nut 27 .

One group of the first nut 25 and the first screw 26, and the second nut 27 and the second screw 28 can be replaced by a support plate.

Belt transmission is by small pulley 6, big pulley 9 and belt 7, and gear transmission connects semi-gear box and screw press 19, and gear transmission is by pinion shaft 11, bull gear 17, and bull gear 17 and pinion shaft 11 mesh transmission, and big The gear 17 is connected to the screw 16 of the screw press.

Brake 10 is a kind of disc brake, block brake, and disc brake connects pinion box and drive shaft; Block brake is installed on the screw press machine 19.

The control terminal of the motor 1 is connected to the controller 22, the controller 22 is connected to the PLC programmable controller 24, the output port of the switch value input board 23 and the tonnage meter 30 is connected to the PLC programmable controller 24, and the PLC programmable controller 24 is connected to the touch screen 21 and Switch value output board 20.

The working principle and working process are as follows:

In the added half gear box, first install the pinion shaft 11, then fix the front half box 12 and the rear half box 13, install the motor 1 on the adjustment plate 2, use the adjustment bolt 4 to make the adjustment plate 2 rotate around the rotating shaft 3, Make the belt 7 tighten, input the speed and pressure process parameters on the touch screen 21, press the start button, the PLC programmable controller 24 sends a switch signal to release the brake 10, and the motor 1 receives the control signal from the controller 22 and its speed start signal , drives the small pulley 6 to rotate, the small pulley 6 drives the large pulley 9 to rotate, the large pulley 9 drives the small gear 31 to rotate, the small gear 31 drives the large gear 17 to rotate, the large gear 17 drives the screw rod 16 to rotate, and the inertia of the belt drive and the gear drive is accelerated and accumulated The energy provided by the motor, the screw press 19 utilizes the accumulated energy to press the workpiece, and the impact force when pressing the workpiece is transmitted to the motor 1 through the belt transmission, and the belt cushioning effect reduces the impact load, effectively protecting the motor 1 axis. 1 Reversing and returning, the limit switch 29 sends a signal to the control system, and the motor 1 and the brake 10 implement braking.

Referring to Figure 2 Example 2

For a large-scale high-efficiency and durable energy-saving CNC screw press with a large pulley, the motor 1 and the pinion 31 are on the same side, which can effectively prevent the belt from being too long. The shape of this kind structure right vertical arm 5 is different from embodiment 1, is straight shape.

In order to avoid the wear and tear of the pinion due to long-term work and affect the service life of the pinion, the pinion shaft can be composed of a pinion 31 , a transmission shaft 32 and a flat key 33 . There can be 2 or 3 flat keys 33. After a part of the pinion 31 is worn, the position of the pinion 31 can be rotatably adjusted to effectively increase the life of the pinion 31.

In order to improve production efficiency, a moment of inertia adjustment ring 34 is added at the end of the large gear 17, and the moment of inertia adjustment ring 34 is fastened to the end of the large gear 17 to adjust the moment of inertia and achieve the purpose of adjusting the motor speed and pressure during production rate adjustment.

Referring to Figure 3 Embodiment 3

In order to avoid wear and tear of the pinion due to long-term work and affect the service life of the pinion, the pinion shaft can be composed of a segmented pinion 35, a drive shaft 32 and a flat key 33. The split pinion 35 is connected with the power transmission shaft 32 through the flat key 33 in two sections. When using for a period of time, after a part of the segmented pinion 35 is worn out, the pinion 35 can be exchanged up and down to adjust the position of the segmented pinion 35, effectively increasing the life of the segmented pinion 35. All the other are with embodiment 1.

In order to improve production efficiency, a moment of inertia adjustment ring 34 is added in the bull gear 17, and the moment of inertia adjustment ring 34 is fastened in the bull gear 17. The moment of inertia adjusting ring 34 is an integral type or a combined type, and the combined type is composed of multiple pieces.

The above is only a preferred embodiment of the utility model, and is not intended to limit the utility model in other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or remodel it into an equivalent change. Equivalent embodiment. However, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model without departing from the content of the technical solution of the utility model still belong to the protection scope of the technical solution of the utility model.

Claims (9)

1. numerically controlled fly press of highly efficient durable type, comprise motor (1), last transmission system, fly press (19), brake (10) and control system, last transmission system connects motor (1) respectively, fly press (19) and brake (10), control system connects the control end of motor (1) and brake (10), it is characterized in that: go up transmission system and comprise belt transmission, half gear-box of a gear drive and a fixation, transmission case, belt-tension regulating apparatus and belt flatness adjusting device, half gear-box comprises preceding half chests (12) and back half chests (13), and preceding half chests (12) is fixedlyed connected with back half chests (13); Transmission case comprises the upright arm (15) in a left side, right upright arm (5) and upper cover plate (8), upright arm (15) bottom, a left side connects the left upper end of fly press (19), right upright arm (5) bottom connects the upper right side of fly press (19), the right-hand member of upper cover plate (8) connects right upright arm (5), the left end of upper cover plate (8) connects half gear-box, and half gear-box connects the inboard of the upright arm (15) in a left side; Belt-tension regulating apparatus comprises to be adjusted plate (2), rotating shaft (3) and adjusts bolt (4), motor (1) is fixed on to be adjusted on the plate (2), adjust plate (2) rotating shaft (3) that is slidingly connected, rotating shaft (3) is fixed on the right upright arm (5), and adjustment bolt (4) is installed in adjustment plate (2) and goes up and hold out against right upright arm (5); Belt flatness adjusting device is arranged on the transmission case, belt flatness adjusting device is made up of first nut (25), first screw (26), second nut (27) and second screw (28), first nut (25) is installed on the upright arm (15) in a left side, first screw (26) is tightened in first nut (25), second nut (27) is installed in to be adjusted on the plate (2), and second screw (28) is tightened on second nut (27).

2. the numerically controlled fly press of highly efficient durable type according to claim 1, it is characterized in that: belt-tension regulating apparatus is installed in the left side, rotating shaft (3) is fixed on the upright arm (15) in a left side, and adjustment bolt (4) is installed in adjustment plate (2) and goes up and hold out against the upright arm (15) in a left side.

3. the numerically controlled fly press of highly efficient durable type according to claim 1, it is characterized in that: gear drive connects half gear-box and fly press (19), gear drive comprises pinion shaft, gear wheel (17), gear wheel (17) and pinion shaft engaged transmission, gear wheel (17) connects the screw rod (16) of fly press, motor output shaft connects the bel-drivenn input, the bel-drivenn output is fixed on the pinion shaft, axle head connects brake (10), and pinion shaft connects half gear-box by bearing (14).

4. the numerically controlled fly press of highly efficient durable type according to claim 3, it is characterized in that: pinion shaft is the box-like or segmented gear combined type of integral type or gear train, box-like pinion (31), power transmission shaft (32) and the flat key (33) of comprising of gear train, pinion (31) is by the fixedly connected power transmission shaft of flat key (33) (32), and power transmission shaft (32) connects pinion stand by bearing (14).

5. the numerically controlled fly press of highly efficient durable type according to claim 4, it is characterized in that: the segmented gear combined type comprises segmentation pinion (35), power transmission shaft (32) and flat key (33), segmentation pinion (35) is by the fixedly connected power transmission shaft of flat key (33) (32), and power transmission shaft (32) connects pinion stand by bearing (14).

6. the numerically controlled fly press of highly efficient durable type according to claim 3 is characterized in that: gear wheel (17) is integral type or adjustable type.

7. the numerically controlled fly press of highly efficient durable type according to claim 6, it is characterized in that: adjustable type is to set up rotary inertia adjusting ring (34) on gear wheel (17), and rotary inertia adjusting ring (34) is arranged in the end or gear wheel (17) of gear wheel (17).

8. numerically controlled fly press according to claim 7 is characterized in that: rotary inertia adjusting ring (34) is integral type or combined type, and combined type is combined by multi-disc.

9. numerically controlled fly press according to claim 1 is characterized in that: have one group to adopt gripper shoe in first nut (25) and first screw (26), (28) two groups on second nut (27) and second screw.

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