CN218927814U

CN218927814U - Mechanical arm

Info

Publication number: CN218927814U
Application number: CN202223202887.1U
Authority: CN
Inventors: 安雷贵
Original assignee: Lishele Tianjin Intelligent Equipment Co ltd
Current assignee: Lishele Tianjin Intelligent Equipment Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-28
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a manipulator which comprises a first rectangular box, a control cabinet and a support frame, wherein one end of the inside of the first rectangular box is provided with a first servo motor through a mounting frame, the inside of the first rectangular box is provided with a first screw rod through a bearing, the outer side of the first screw rod is sleeved with a first internal thread sliding block, the top of the first internal thread sliding block is provided with a second rectangular box through the mounting frame, the inside of the second rectangular box is fixedly provided with a second screw rod through the bearing, one end of the second rectangular box is provided with a second servo motor through the mounting frame, and one end of the second rectangular box is sleeved with a telescopic box. According to the utility model, a plurality of servo motors are adopted for control, each servo motor is responsible for the field of each direction, so that the mutual influence of the operation of the machine is avoided, the flexibility of the manipulator is improved, belt transmission is not adopted, and the situation of belt breakage is avoided.

Description

Mechanical arm

Technical Field

The utility model relates to the technical field of manipulators, in particular to a manipulator.

Background

The manipulator is an automatic operation device which can simulate some action functions of a human hand and an arm and is used for grabbing and carrying objects or operating tools according to a fixed program, and is characterized in that various expected operations can be completed through programming, and the manipulator has the advantages of the human hand and the manipulator in terms of structure and performance.

At present, the mechanical arm on the market is driven by a motor, and the movement in all directions is realized through the composition of a gear, a belt or a screw rod, and the mechanical arm is mostly made of stainless steel materials, so that the weight is heavier, and the belt on a transmission structure is easy to break.

The existing manipulator is not enough: the whole structure is complex, the weight is heavier, the belt is easy to break, and the combined use of the gear, the belt and the screw rod has certain influence on each other, so that the flexibility of the manipulator is reduced. To this end, we propose a manipulator.

Disclosure of Invention

The utility model mainly aims to provide a manipulator which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a manipulator, includes rectangle box, switch board and support frame, a servo motor is installed through the mounting bracket to rectangle box inside one end, a lead screw is installed through the bearing to rectangle box inside, a lead screw outside cover is equipped with an internal thread slider, no. two rectangle boxes are installed through the mounting bracket at an internal thread slider top, no. two rectangle box inside is fixed with No. two lead screws through the bearing, no. two servo motor is installed through the mounting bracket to rectangle box one end, no. two rectangle box one end cover is equipped with telescopic flexible box, the internal thread groove has been seted up to flexible box inside, flexible box one end is through the bolt fastening No. three rectangle box, no. three rectangle box one end is installed No. three servo motor through the mounting bracket, no. three rectangle box inside is installed No. three lead screws through the bearing, no. three lead screw outside cover is equipped with No. two internal thread slider, no. two internal thread slider one side has the curb plate through bolt fastening.

Further, a control cabinet is fixed to one end of the first rectangular box through a bolt, a supporting frame is fixed to the bottom of the first rectangular box through a bolt, an output shaft on one side of the first servo motor is connected with one end of the first screw rod through a connecting sleeve, and a first reserved groove is formed in the top of the first rectangular box.

Further, slide rails are fixed at the two ends of the top of the first rectangular box through bolts, sliding blocks are fixed at the two ends of the bottom of the second rectangular box through bolts, and the sliding blocks are located inside the slide rails.

Further, no. two servo motor one side output shafts are connected with No. two lead screw one end through the adapter sleeve, flexible box both ends are fixed with the stopper through the bolt, no. two lead screw one end is located the internal thread inslot.

Further, an output shaft at one side of the third servo motor is fixedly provided with a second bevel gear through a flat key, a first bevel gear is sleeved at one end of the outer side of the third screw rod, and the first bevel gear is meshed with the second bevel gear.

Further, an auxiliary rod is installed at one end inside the third rectangular box through a mounting frame, the auxiliary rod penetrates through the second internal thread sliding block, and a second reserved groove is formed in one side of the third rectangular box; the second reserved groove is formed to facilitate the movement of the side plate.

Compared with the prior art, the utility model has the following beneficial effects:

a servo motor work promotes No. two rectangle boxes through a lead screw and an internal thread slider and removes, no. two servo motor work promotes flexible box through No. two lead screws and internal thread groove and stretches out and draws back, no. three servo motor work No. three lead screws and No. two internal thread slider promote the curb plate and remove, adopt a plurality of servo motors to control, every servo motor is responsible for the field of each direction, avoid machinery to influence each other at the operation, improve the flexibility ratio of manipulator, and do not adopt belt drive, the cracked condition of belt can not appear.

Drawings

Fig. 1 is a schematic view of the overall structure of a manipulator according to the present utility model.

Fig. 2 is a schematic diagram of the internal structure of a rectangular box with a manipulator according to the present utility model.

Fig. 3 is a schematic diagram of the internal structure of a second rectangular box of the manipulator of the present utility model.

Fig. 4 is a schematic diagram of the internal structure of a third rectangular box of the manipulator of the present utility model.

In the figure: 1. a rectangular box I; 2. a second rectangular box; 3. a third rectangular box; 4. a control cabinet; 5. a base frame; 6. a slide rail; 7. a first servo motor; 8. a side plate; 9. a first screw rod; 10. a first internal thread slider; 11. a slide block; 12. a second servo motor; 13. a first reserved groove; 14. a telescopic box; 15. a second screw rod; 16. an internal thread groove; 17. a limiting block; 18. a servo motor III; 19. a third screw rod; 20. a second internal thread slider; 21. an auxiliary lever; 22. a second reserved groove; 23. a first bevel gear; 24. and a second bevel gear.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a manipulator, including rectangle box 1, switch board 4 and support frame 5, rectangle box 1 inside one end is through mounting bracket installs servo motor 7 No. one, rectangle box 1 inside is installed a lead screw 9 through the bearing, no. one lead screw 9 outside cover is equipped with No. one internal thread slider 10, no. one internal thread slider 10 top is installed No. two rectangle boxes 2 through the mounting bracket, no. two rectangle boxes 2 inside is fixed with No. two lead screws 15 through the bearing, no. two servo motor 12 is installed through the mounting bracket to No. two rectangle boxes 2 one end, no. two rectangle boxes 2 one end cover is equipped with telescopic flexible box 14, no. two internal thread groove 16 has been seted up to flexible box 14 inside, no. three rectangle boxes 3 one end is through the bolt fastening No. three rectangle boxes 3, no. three rectangle boxes 3 inside is installed No. three lead screws 19 through the bearing, no. three lead screws 19 outside cover is equipped with No. two internal thread slider 20, no. two internal thread slider 20 is through the fixed screw 8 one side of fixing screw 8.

The control cabinet 4 is fixed to one end of the first rectangular box 1 through bolts, the support frame 5 is fixed to the bottom of the first rectangular box 1 through bolts, an output shaft on one side of the first servo motor 7 is connected with one end of the first screw rod 9 through a connecting sleeve, and the first reserved groove 13 is formed in the top of the first rectangular box 1.

In this embodiment, as shown in fig. 2, the first servo motor 7 works to drive the first screw rod 9 to rotate, and the first reserved groove 13 facilitates movement of the second rectangular box 2.

The sliding rail 6 is fixed at the two ends of the top of the first rectangular box 1 through bolts, the sliding blocks 11 are fixed at the two ends of the bottom of the second rectangular box 2 through bolts, and the sliding blocks 11 are located inside the sliding rail 6.

In this embodiment, as shown in fig. 2, when the second rectangular box 2 moves, the sliding block 11 slides in the sliding rail 6, so that the structural stability of the second rectangular box can be improved.

The output shaft at one side of the second servo motor 12 is connected with one end of a second screw rod 15 through a connecting sleeve, limiting blocks 17 are fixed at two ends of the telescopic box 14 through bolts, and one end of the second screw rod 15 is located inside the internal thread groove 16.

In this embodiment, as shown in fig. 3, the second servo motor 12 works to drive the second screw rod 15 to rotate, and the limiting block 17 can prevent the telescopic box 14 from completely sliding out of the second rectangular box 2.

The output shaft at one side of the third servo motor 18 is fixed with a second bevel gear 24 through a flat key, a first bevel gear 23 is sleeved at one end of the outer side of the third screw rod 19, and the first bevel gear 23 is meshed with the second bevel gear 24.

In this embodiment, as shown in fig. 4, the third servomotor 18 may drive the auxiliary lever 21 to rotate through the second bevel gear 24 and the first bevel gear 23.

The auxiliary rod 21 is installed at one end inside the third rectangular box 3 through the installation frame, the auxiliary rod 21 penetrates through the second internal thread slider 20, and the second reserved groove 22 is formed in one side of the third rectangular box 3.

In this embodiment, as shown in fig. 4, the auxiliary rod 21 can improve its structural stability without affecting its movement.

It should be noted that, the utility model is a manipulator, during operation, personnel use the power cord to connect the device with external power supply, install equipment such as PLC, well accuse machine in switch board 4, use the bolt to install rectangular box 1 No. one on production line or other equipment through support frame 5, personnel open servo motor 7 drive No. one lead screw 9 rotate, no. one lead screw 9 rotates and promotes the interior screw slide block 10 of No. one and the rectangular box 2 at its top to remove, slider 11 slides in slide rail 6 when rectangular box 2 removes, can improve its structural stability, personnel open servo motor 12 can drive rectangular box 15 rotation No. two, no. two lead screws 15 rotate and promote flexible box 14 through the internal thread groove 16, the stopper 17 at flexible box 14 both ends can prevent flexible box 14 from sliding out completely from rectangular box 2 No. two, personnel open No. three servo motor 18 can drive No. three lead screws 19 through No. two bevel gears 24 and No. one bevel gears 23 and rotate, no. three lead screws 19 rotate and promote the interior screw slide block 20 and the side plate 8 of one side of No. two and side 8 and can be installed in rectangular box 2, thereby, quality of side plate 8, no. two side plate 8 and side plate 8 can be moved in rectangular box 2, quality of side plate 8 is not all can be changed to the side plate 1, and side plate 8 is flexible and box is made to be stable.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a manipulator, includes rectangle box (1), switch board (4) and support frame (5), its characterized in that: the utility model discloses a screw thread fixing device for a motor vehicle, including a rectangular box (1), a mounting bracket, a servo motor (7) is installed to the inside one end of rectangular box (1), a lead screw (9) is installed through the bearing to the inside one number of rectangular box (1), a lead screw (9) outside cover is equipped with an internal thread slider (10), no. two rectangular box (2) are installed through the mounting bracket at an internal thread slider (10) top, no. two rectangular box (2) are inside to be fixed with No. two lead screws (15) through the bearing, no. two servo motor (12) are installed through the mounting bracket to No. two rectangular box (2) one end, no. two rectangular box (2) one end cover is equipped with telescopic flexible box (14), internal thread groove (16) have been seted up to flexible box (14) inside, no. three rectangular box (3) are installed through the mounting bracket to No. three rectangular box (3) one end, no. three rectangular box (3) are inside to be equipped with No. three lead screws (19) through the bearing, no. two rectangular box (19) are equipped with No. two internal thread slider (20) and No. two screw thread fixing device for one side plate (20).

2. A manipulator according to claim 1, wherein: one end of a first rectangular box (1) is fixedly provided with a control cabinet (4) through a bolt, the bottom of the first rectangular box (1) is fixedly provided with a support frame (5) through a bolt, an output shaft on one side of a first servo motor (7) is connected with one end of a first screw rod (9) through a connecting sleeve, and the top of the first rectangular box (1) is provided with a first reserved groove (13).

3. A manipulator according to claim 1, wherein: the sliding rail type double-square box is characterized in that sliding rails (6) are fixed at two ends of the top of the first square box (1) through bolts, sliding blocks (11) are fixed at two ends of the bottom of the second square box (2) through bolts, and the sliding blocks (11) are located inside the sliding rails (6).

4. A manipulator according to claim 1, wherein: one side output shaft of the second servo motor (12) is connected with one end of a second screw rod (15) through a connecting sleeve, two ends of the telescopic box (14) are fixedly provided with limiting blocks (17) through bolts, and one end of the second screw rod (15) is located inside the internal thread groove (16).

5. A manipulator according to claim 1, wherein: an output shaft on one side of the third servo motor (18) is fixedly provided with a second bevel gear (24) through a flat key, one end of the outer side of the third screw rod (19) is sleeved with a first bevel gear (23), and the first bevel gear (23) is meshed with the second bevel gear (24).

6. A manipulator according to claim 1, wherein: the auxiliary rod (21) is installed through the mounting bracket to the inside one end of No. three rectangle box (3), no. two internal thread slider (20) are run through to auxiliary rod (21), no. two reservation grooves (22) have been seted up to No. three rectangle box (3) one side.