CN210139125U

CN210139125U - Hexagonal nut is clamping processingequipment in batches

Info

Publication number: CN210139125U
Application number: CN201920908511.1U
Authority: CN
Inventors: 李志刚
Original assignee: CHINA YONGNIAN STANDARD COMPONENT RESEARCH INSTITUTE; Handan Qunxing Hardware Products Co Ltd
Current assignee: CHINA YONGNIAN STANDARD COMPONENT RESEARCH INSTITUTE; Handan Qunxing Hardware Products Co Ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-03-13
Anticipated expiration: 2029-06-17

Abstract

The utility model discloses a hexagon nut clamping processingequipment in batches, including the workstation, be equipped with revolving stage, tapping mechanism, first friction track and second friction track on the workstation, install the rotor plate on the revolving stage, four edges of rotor plate all are equipped with nut fixture, and nut fixture includes fixed plate, fly leaf, screw rod, guide bar, first friction pulley, pivot, first straight-teeth gear, second straight-teeth gear and second friction pulley. The utility model discloses a hexagon nut that the revolving stage drove changes to tapping mechanism below, second friction pulley and second friction track contact friction therebetween, make fly leaf and fixed plate press from both sides tight fixed hexagon nut, thereby the hexagon nut of being convenient for carries out the tapping, the revolving stage drives hexagon nut and changes to the station department of unloading after the tapping, first friction pulley and first friction track contact friction therebetween makes the fly leaf keep away from the fixed plate and no longer presss from both sides tight hexagon nut, thereby be convenient for unload, but batch clamping and processing hexagon nut improve machining efficiency.

Description

Hexagonal nut is clamping processingequipment in batches

Technical Field

The utility model relates to a nut processing equipment technical field, especially a hexagon nut clamping processingequipment in batches.

Background

The nut is a nut, is a part screwed together with a bolt or a screw rod to play a role in fastening, and is divided into carbon steel, stainless steel, nonferrous metal and other types according to different materials. In the machining process of the nut, internal threads need to be tapped after the nut is drilled.

When tapping the internal thread to the nut, need fix a position the clamping with it to process. At present, the positioning and clamping are carried out manually or by adopting a vice before the processing. The manual clamping is not accurate in positioning, defective products can be obtained due to inaccurate positioning in the subsequent processing process, the manual clamping is not suitable for large-batch processing, only one part can be processed once by clamping through the vice, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a hexagonal nut is clamping processingequipment in batches has been designed.

The technical scheme of the utility model is that, the hexagonal nut batch clamping processing device comprises a workbench, a rotary table and a tapping mechanism, wherein the rotary table and the tapping mechanism are arranged on the workbench, a rotary plate is arranged on the rotary end face of the rotary table, nut clamping mechanisms are arranged at four edges of the rotary plate, each nut clamping mechanism comprises a fixed plate, a movable plate, a screw rod, a guide rod, a first friction wheel, a rotary shaft, a first straight gear, a second straight gear and a second friction wheel, the fixed plate is fixed on the rotary plate, a plurality of first trapezoidal grooves matched with the hexagonal nuts are arranged on the fixed plate, a second trapezoidal groove corresponding to the first trapezoidal grooves in opposite directions is arranged on the movable plate, the screw rod is in threaded connection with the movable plate, one end of the screw rod is in rotary connection with the fixed plate through a bearing, and the other end is sequentially provided with the first straight gear and, the utility model discloses a portable hydraulic press, including workstation, movable plate, guide bar, movable plate, pivot, movable plate, guide bar, movable plate.

Tapping mechanism includes frame, lifter plate, rotating electrical machines, electronic jar, screw tap, the frame is fixed on the workstation, electronic jar is installed on the frame top, the flexible end of electronic jar is vertical stretches out the frame downwards and is located to be connected with the lifter plate center, the spout has all been opened to the two relative inboards of frame, be equipped with the slider with spout sliding connection in the spout, the lifter plate tip is connected with the slider, a plurality of rotating electrical machines are installed to the lifter plate lower extreme, the screw tap is installed through the chuck to the rotating electrical machines output.

The first friction track and the second friction track are lower than the rotary plate in level.

The first friction track and the second friction track are respectively fixed on the workbench through a first fixing rod and a second fixing rod, and the first friction track and the second friction track are respectively arranged on two opposite sides of the rotating table.

The chip removal port is formed in the rotating plate and located between the fixed plate and the movable plate, and the chip removal port corresponds to the first trapezoidal groove one to one.

The utility model has the advantages that: the hexagonal nut that drives the clamping through the revolving stage is changeed to the tapping mechanism below of processing station department, second friction pulley and second friction track contact friction during it, make fly leaf and fixed plate press from both sides tight fixed hexagonal nut, thereby the hexagonal nut of being convenient for carries out the tapping, the revolving stage drives hexagonal nut and changes to the station department of unloading after the tapping, first friction pulley and first friction track contact friction during it, make the fly leaf keep away from the fixed plate and no longer press from both sides tight hexagonal nut, thereby be convenient for unload, but this device is clamping in batches and processing hexagonal nut, and the machining efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a batch hexagonal nut clamping device of the present invention;

FIG. 2 is a cross-sectional view B-B of FIG. 1;

fig. 3 is a state diagram of the hexagonal nut batch clamping device according to the present invention (a state where the first friction wheel is in contact with the first friction rail);

fig. 4 is a schematic structural view of the nut holding mechanism of the present invention;

fig. 5 is a schematic structural view of the rotating plate according to the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 2 at A;

in the figure, 1, a workbench; 2. a rotating table; 3. a tapping mechanism; 4. a rotating plate; 5. a fixing plate; 6. a movable plate; 7. a screw; 8. a guide bar; 9. a first friction wheel; 10. a rotating shaft; 11. a first straight gear; 12. a second spur gear; 13. a second friction wheel; 14. a first trapezoidal groove; 15. a second dovetail groove; 16. a first friction track; 17. a second friction track; 18. a frame; 19. a lifting plate; 20. a rotating electric machine; 21. an electric cylinder; 22. a screw tap; 23. a chute; 24. a slider; 25. a first fixing lever; 26. a second fixing bar; 27. a chip removal port.

Detailed Description

The invention is described in detail below with reference to the accompanying drawings, as shown in fig. 1-6: the rotary table 1 is provided with a rotary table 2 and a tapping mechanism 3, the rotary end face of the rotary table 2 is provided with a rotary plate 4, four edges of the rotary plate 4 are provided with nut clamping mechanisms, the number of the nut clamping mechanisms is four, each nut clamping mechanism comprises a fixed plate 5, a movable plate 6, a screw 7, a guide rod 8, a first friction wheel 9, a rotating shaft 10, a first straight gear 11, a second straight gear 12 and a second friction wheel 13, the fixed plate 5 is fixed on the rotary table 4, the fixed plate 5 is provided with a plurality of first trapezoidal grooves 14 matched with hexagon nuts, the movable plate 6 is provided with second trapezoidal grooves 15 opposite to the first trapezoidal grooves 14, the first trapezoidal grooves 14 and the second trapezoidal grooves 15 are respectively provided with five parts, the screw 7 is in threaded connection with the movable plate 6, threads are not tapped at two ends of the screw 7, one end of the screw 7 is rotatably connected with the fixed plate 5 through a bearing, and the other end of the screw 7 is provided with the first straight gear 11, the first friction wheel 9 is positioned at the tail end of the screw 7, the rotating shaft 10 is rotatably installed on the movable plate 6 through a bearing, the second spur gear 12 and the second friction wheel 13 are installed on the rotating shaft 10, the first spur gear 11 is meshed with the second spur gear 12, one end of the guide rod 8 is fixed at one end, far away from the screw 7, of the fixed plate 5, the other end of the guide rod 8 penetrates through the movable plate 6 to be in sliding connection with the movable plate 6, a through hole in clearance fit with the guide rod 8 is also formed in the movable plate 6, a first friction rail 16 and a second friction rail 17 are arranged on the workbench 1, the first friction rail 16 is in friction fit with the first friction wheel 9, the second friction rail 17 is in friction fit with the second friction wheel 13, and the first friction wheel 9 is farther away from the movable plate 6 than;

the tapping mechanism 3 comprises a rack 18, a lifting plate 19, rotating motors 20, electric cylinders 21 and screw taps 22, the rack 18 is fixed on the workbench 1, the electric cylinders 21 are installed at the top ends of the rack 18, the telescopic ends of the electric cylinders 21 vertically extend downwards out of the rack 18 and are connected with the centers of the lifting plate 19, sliding grooves 23 are formed in two opposite inner sides of the rack 18, sliding blocks 24 connected with the sliding grooves 23 in a sliding mode are arranged in the sliding grooves 23, the end portions of the lifting plate 19 are connected with the sliding blocks 24, the lower end of the lifting plate 19 is provided with the rotating motors 20, the output ends of the rotating motors 20 are provided with the screw taps 22 through chucks, and the screw taps 22 correspond to;

the first friction track 16 and the second friction track 17 are lower in level than the rotary plate 4 so as not to interfere with the movement of the rotary plate 4;

the first friction track 16 and the second friction track 17 are respectively fixed on the workbench 1 through a first fixing rod 25 and a second fixing rod 26, and the first friction track 16 and the second friction track 17 are respectively arranged at two opposite sides of the rotating platform 2;

chip removal ports 27 are formed in the rotating plate 4 and located between the fixed plate 5 and the movable plate 6, the chip removal ports 27 correspond to the first trapezoidal grooves 14 one by one, and the chip removal ports 27 are used for removing part of chips generated in the machining process, and the number of the chip removal ports 27 is the same as that of the first trapezoidal grooves 14.

The working principle of the embodiment is as follows: the hexagonal nut to be processed is placed on the rotating plate 4 between the fixed plate 5 and the movable plate 6, so that the hexagonal nut is clamped in the first trapezoidal groove 14, the rotating plate 2 is driven by the stepping motor, the rotating plate 2 rotates 90 degrees each time, the rotating plate 2 drives the rotating plate 4 to rotate 90 degrees, when the second friction wheel 13 is in contact with the second friction track 17, the second friction wheel 13 rotates under the friction force, the first friction wheel 9 is not in contact with the second friction track 17, the second friction wheel 13 drives the rotating shaft 10 and the second straight gear 12 to rotate, the second straight gear 12 drives the first straight gear 11 to rotate, the screw 7 rotates along with the first straight gear 11, the movable plate 6 is in threaded connection with the screw 7, the movable plate 6 converts the rotating motion of the screw 7 into linear motion and draws close to the fixed plate 5, the hexagonal nut to be processed is clamped between the first trapezoidal groove 14 and the second trapezoidal groove 15 by the movable plate 6 and the fixed plate 5 together, after the second friction wheel 13 is separated from the second friction track 17, the movable plate 6 and the fixed plate 5 clamp the hexagon nut to be processed, the hexagon nut is positioned right above the chip removal port 27, then the rotating plate 2 continues to drive the rotating plate 4 to rotate, the clamped hexagon nut is moved to a processing station below the rack 18, and the tapping mechanism 3 taps the hexagon nut;

the electric cylinder 21 drives the lifting plate 19 to descend, the sliding block 24 slides in the sliding groove 23 so that the lifting plate 19 descends stably, the lifting plate 19 drives the rotating motor 20 and the screw tap 22 to descend, the five rotating motors 20 on the lifting plate 19 are electrified to drive the screw tap 22 to rotate, the screw tap 22 is located right above the corresponding hexagon nut, the screw tap 22 taps the corresponding hexagon nut, the screw tap 22 finishes tapping after penetrating through the chip removal port 27, and waste chips fall off from the chip removal port 27;

then the electric cylinder 21 drives the lifting plate 19, the rotating motor 20 and the screw tap 22 to ascend, the rotating platform 2 drives the rotating plate 4 to rotate for 90 degrees, the first friction wheel 9 is in contact friction with the first friction track 16, the second friction wheel 13 is not in contact with the first friction track 16, the first friction wheel 9 drives the screw 7 to rotate together, at the moment, the rotating direction of the screw 7 is opposite to the rotating direction of the screw 7 driven by the second friction wheel 13 and the second friction track 17 in contact, therefore, the movable plate 6 converts the rotating motion of the screw 7 into linear motion and is far away from the fixed plate 5, and the movable plate 6 and the fixed plate 5 do not clamp the machined hexagon nut any more, so that the machined hexagon nut can be taken out conveniently; every 2 rotatory 90 degrees of drive rotor plate of revolving stage, just can the outage once, the outage is used for the tapping and goes up unloading during it, so circulation carries out tapping processing to hexagon nut.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides a hexagonal nut is clamping processingequipment in batches, includes workstation (1) and installs revolving stage (2) and tapping mechanism (3) on workstation (1), its characterized in that, install rotor plate (4) on the rotatory terminal surface of revolving stage (2), four edges of rotor plate (4) all are equipped with nut fixture, nut fixture includes fixed plate (5), fly leaf (6), screw rod (7), guide bar (8), first friction pulley (9), pivot (10), first spur gear (11), second spur gear (12) and second friction pulley (13), fixed plate (5) are fixed on rotor plate (4), it has a plurality of first dovetail grooves (14) with the hexagonal nut complex to open on fixed plate (5), it has second dovetail groove (15) corresponding in opposite directions with first dovetail groove (14) to open on fly leaf (6), the screw rod (7) is in threaded connection with the movable plate (6), one end of the screw rod (7) is rotatably connected with the fixed plate (5) through a bearing, the other end of the screw rod is sequentially provided with a first straight gear (11) and a first friction wheel (9), the rotating shaft (10) is rotatably arranged on the movable plate (6) through a bearing, a second straight gear (12) and a second friction wheel (13) are arranged on the rotating shaft (10), the first straight gear (11) is meshed with the second straight gear (12), one end of the guide rod (8) is fixed at one end of the fixed plate (5) far away from the screw rod (7), the other end of the guide rod is inserted through the movable plate (6) to be in sliding connection with the movable plate, a first friction track (16) and a second friction track (17) are arranged on the workbench (1), the first friction track (16) is in friction fit with the first friction wheel (9), the second friction track (17) is in friction fit with the second friction wheel (13).

2. The hexagonal nut batch clamping and processing device as claimed in claim 1, the tapping mechanism (3) comprises a rack (18), a lifting plate (19), a rotating motor (20), an electric cylinder (21) and a screw tap (22), the frame (18) is fixed on the workbench (1), the electric cylinder (21) is arranged at the top end of the frame (18), the telescopic end of the electric cylinder (21) vertically extends downwards out of the frame (18) and is connected with the center of the lifting plate (19), the opposite inner sides of the frame (18) are respectively provided with a sliding chute (23), a sliding block (24) which is connected with the sliding chute (23) in a sliding way is arranged in the sliding chute (23), the end part of the lifting plate (19) is connected with a sliding block (24), a plurality of rotating motors (20) are arranged at the lower end of the lifting plate (19), and a screw tap (22) is installed at the output end of the rotating motor (20) through a chuck.

3. The hexagonal nut batch clamping device as claimed in claim 1, wherein the first friction rail (16) and the second friction rail (17) are lower in level than the rotary plate (4).

4. A hexagonal nut batch clamping processing device according to claim 1, characterized in that the first friction track (16) and the second friction track (17) are fixed on the workbench (1) by a first fixing rod (25) and a second fixing rod (26), respectively, and the first friction track (16) and the second friction track (17) are respectively arranged at two opposite sides of the rotating platform (2).

5. The hexagonal nut batch clamping processing device according to claim 1, wherein a chip removal port (27) is formed in the rotating plate (4) and located between the fixed plate (5) and the movable plate (6), and the chip removal ports (27) correspond to the first trapezoidal grooves (14) one by one.