CN112692572A

CN112692572A - Aluminum bar spinning machine

Info

Publication number: CN112692572A
Application number: CN202011413996.0A
Authority: CN
Inventors: 张理罡
Original assignee: Jiangsu Giansun Precision Electromechanical Equipment Co ltd
Current assignee: Jiangsu Giansun Precision Electromechanical Equipment Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-04-23

Abstract

The invention relates to an aluminum bar spinning machine which comprises a machine base, wherein a rotating ring and a transmission shaft are arranged on the machine base in a penetrating mode along the front-back direction, the transmission shaft is positioned on one side of the rotating ring, a first gear and a second gear are arranged on the transmission shaft, the second gear is positioned on the front side of the first gear, a third gear is arranged on the rotating ring, the first gear is matched with the third gear, a cutter wheel fixing disc is arranged on the front side of the rotating ring, a fourth gear is arranged on the outer side of the cutter wheel fixing disc, the second gear is matched with the fourth gear, a cam groove disc is arranged on the fourth gear, and a plurality of cutter disc assemblies are arranged between the cutter wheel fixing disc and the cam groove disc. The invention can form an annular groove on the surface of the aluminum bar, on one hand, the aluminum bar can be positioned during hot shearing, and on the other hand, the deformation of the shearing surface of the aluminum bar can be reduced, thereby effectively ensuring the shearing quality of the aluminum bar.

Description

Aluminum bar spinning machine

Technical Field

The invention relates to an aluminum bar spinning machine, and belongs to the technical field of aluminum profile production equipment.

Background

At present, aluminum bar extruders are mainly used to produce profiles of different specifications. At present, in the extrusion production of industrial aluminum profiles, the traditional production and manufacturing process is as follows: firstly, melting and casting an aluminum ingot into a long aluminum bar with the length of about 6-8 m, sawing the long aluminum bar into short aluminum bars by using a sawing machine, then arranging and stacking the short aluminum bars on a conveying chain of a heating furnace, heating the short aluminum bars in the furnace to an extrusion temperature, and finally manually feeding the short aluminum bars into an extruder to extrude a profile. In the existing production and manufacturing process, the long aluminum bar is squashed by a milling rod which needs manual operation, a saw blade needs to be replaced periodically, the squashed milling rod affects the yield and the production environment, the production cost is high, in addition, the length consistency of the short bar is poor, the use requirement of an extrusion die cannot be always met, and the improper length can affect the production scheduling and the yield. Aiming at the problems, a hydraulic cold shearing machine is developed and developed on the market, an aluminum bar is sheared into a short aluminum bar by a hydraulic shearing machine at room temperature, and then the short aluminum bar is placed in a short bar heating furnace to be heated and then extruded. In order to solve the problems, a hot shearing machine is developed in the market, a long aluminum bar is firstly sent into a heating furnace to be heated, then the heated long aluminum bar is hot-sheared into short aluminum bars meeting the requirements according to the requirements, and then the short aluminum bars are sent into an extruder to extrude the section bar.

Although the shearing quality of the aluminum bar can be improved to a certain degree by the existing aluminum bar hot shearing machine, the shearing quality cannot be effectively guaranteed because the shearing surface of the aluminum bar is formed by the relative motion of the movable cutter seat and the fixed cutter seat, the end surface of the aluminum bar is easy to deform during shearing, and especially the aluminum bar deforms more obviously when the diameter of the aluminum bar is larger.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide an aluminum bar spinning machine, which can form an annular groove on the surface of an aluminum bar, on one hand, the aluminum bar can be positioned during hot shearing, and on the other hand, the deformation of the shearing surface of the aluminum bar can be reduced, so as to effectively ensure the shearing quality of the aluminum bar.

The technical scheme adopted by the invention for solving the problems is as follows: the utility model provides an aluminium bar spinning-lathe, it includes the frame, wear to be equipped with rotatory ring and transmission shaft along the fore-and-aft direction on the frame, the transmission shaft is located rotatory ring one side, be provided with first gear and second gear on the transmission shaft, the second gear is located first gear front side, be provided with the third gear on the rotatory ring, first gear cooperatees with the third gear, rotatory ring front side is provided with the break bar fixed disk, the break bar fixed disk outside is provided with the fourth gear, the second gear cooperatees with the fourth gear, be provided with the cam groove dish on the fourth gear, be provided with a plurality of blade disc subassemblies between break bar fixed disk and the cam groove dish.

Optionally, the cutter head assembly comprises a rotating arm, one end of the rotating arm is hinged to the cutter wheel fixing disc through a first pin shaft, a cam groove is formed in the front side of the cam groove disc, a guide sleeve is arranged at the other end of the rotating arm through a second pin shaft and clamped in the cam groove, a supporting shaft is arranged in the middle of the rotating arm, and a cutter head is arranged on the supporting shaft.

Optionally, a shaft sleeve is arranged on the supporting shaft, and the cutter head is fixedly arranged on the shaft sleeve through a fastening nut.

Optionally, a hydraulic motor is arranged on the rear side of the transmission shaft, and an output end of the hydraulic motor is connected with the transmission shaft.

Optionally, a mounting frame is arranged above the base, a left air cylinder and a right air cylinder are arranged on the mounting frame, and the lower ends of the air cylinders are connected with the base.

Optionally, an oil nozzle fixing piece is arranged on the front side of the engine base, a fan-shaped nozzle is arranged on the oil nozzle fixing piece, and the fan-shaped nozzle is located on one side of the cam groove disc.

Optionally, a tetrafluoro pad is arranged between the cutter wheel fixing disc and the fourth gear.

Optionally, a tetrafluoro pad and a wear-resistant belt are arranged between the cutter wheel fixing disc and the cam groove disc.

Compared with the prior art, the invention has the advantages that:

according to the aluminum bar spinning machine, the annular groove can be formed in the surface of the aluminum bar, so that the aluminum bar can be positioned during hot shearing, and the deformation of the shearing surface of the aluminum bar can be reduced, so that the shearing quality of the aluminum bar is effectively guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a hot shearing machine with an aluminum bar spinning machine according to the invention.

Fig. 2 is a schematic structural view of the aluminum rod rotary cutting machine in fig. 1.

Fig. 3 is a sectional view a-a of fig. 2.

Fig. 4 is a sectional view B-B of fig. 2.

Fig. 5 is a cross-sectional view C-C of fig. 4.

Fig. 6 is an enlarged view of a portion D of fig. 3.

Fig. 7 is a schematic structural view of the rod feeding roller assembly in fig. 1.

Fig. 8 is a top view of fig. 7.

Fig. 9 is a side view of fig. 7.

Fig. 10 is a schematic structural view of the sizing assembly of fig. 1.

Fig. 11 is a front view of fig. 10.

Fig. 12 is a top view of fig. 11.

Fig. 13 is a cross-sectional view of fig. 12.

Wherein:

main frame 1

Stationary knife seat 2

Movable knife holder 3

Bar feeding rack 4

Rod feeding roller assembly 5

Roller frame 51

Roller axle 52

Conveying roller 53

Lifting frame 54

Lifting cylinder 55

Pressing frame 56

Pressing shaft 57

Pinch roller 58

First sprocket 59

Third sprocket 510

Aluminum bar rotary cutter 6

Engine base 61

Rotating ring 62

Transmission shaft 63

First gear 64

Second gear 65

Third gear 66

Cutter wheel fixing disc 67

Fourth gear 68

Cam groove disk 69

Cam groove 69.1

Cutterhead assembly 610

Swivel arm 610.1

First pin 610.2

Second pin 610.3

Guide sleeve 610.4

Support shaft 610.5

Cutter head 610.6

Axle sleeve 610.7

Fastening nut 610.8

Hydraulic motor 611

Mounting bracket 612

Cylinder 613

Fuel injector mount 614

Fan nozzle 615

Tetrafluoro pad 616

Wear-resistant belt 617

Second sprocket 618

Sizing component 7

Sizing frame 71

Slide rail 72

Slide carriage 73

Fixed-length rotating frame 74

Rotating shaft 75

Sizing block 76

Sizing stop lever 77

Cylinder block 78

Sizing cylinder 79

Cylinder ear seat 710

Ball screw 711

Feed screw nut 712

Nut connector 713

A speed reducer 714.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 13, the hot shearing machine with an aluminum bar spinning machine in this embodiment includes a main frame 1, a fixed cutter holder 2 and a movable cutter holder 3 are arranged on the main frame 1, a bar feeding frame 4 is arranged on the front side of the main frame 1, a bar feeding roller assembly 5 is arranged on the bar feeding frame 4, and an aluminum bar spinning cutter 6 is arranged between the bar feeding roller assembly 5 and the main frame 1;

the aluminum bar rotary cutting machine 6 comprises a base 61, wherein a rotating ring 62 and a transmission shaft 63 are arranged on the base 61 in a penetrating manner along the front-back direction, the transmission shaft 63 is positioned on one side of the rotating ring 62, a first gear 64 and a second gear 65 are arranged on the transmission shaft 63, the second gear 65 is positioned on the front side of the first gear 64, a third gear 66 is arranged on the rotating ring 62, the first gear 64 is matched with the third gear 66, a cutter wheel fixing disc 67 is arranged on the front side of the rotating ring 62, a fourth gear 68 is arranged on the outer side of the cutter wheel fixing disc 67, the second gear 65 is matched with the fourth gear 68, a cam groove disc 69 is arranged on the fourth gear 68, and a plurality of cutter disc assemblies 610 are uniformly arranged between the cutter wheel fixing disc 67 and the cam groove disc 69;

the cutter head assembly 610 comprises a rotating arm 610.1, one end of the rotating arm 610.1 is hinged to the cutter wheel fixing disc 67 through a first pin shaft 610.2, a cam groove 69.1 is formed in the front side of the cam groove disc 69, a guide sleeve 610.4 is arranged at the other end of the rotating arm 610.1 through a second pin shaft 610.3, the guide sleeve 610.4 is clamped in the cam groove 69.1, a support shaft 610.5 is arranged in the middle of the rotating arm 610.1, and a cutter head 610.6 is arranged on the support shaft 610.5;

a shaft sleeve 610.7 is arranged on the supporting shaft 610.5, and the cutter head 610.6 is fixedly arranged on the shaft sleeve 610.7 through a fastening nut 610.8;

a hydraulic motor 611 is arranged at the rear side of the transmission shaft 63, the output end of the hydraulic motor 611 is connected with the transmission shaft 63, and the transmission shaft 63 is driven by the hydraulic motor 611;

a mounting frame 612 is arranged above the base 61, a left air cylinder 613 and a right air cylinder 613 are arranged on the mounting frame 612, and the lower ends of the air cylinders 613 are connected with the base 61;

an oil nozzle fixing piece 614 is arranged on the front side of the engine base 61, a fan-shaped nozzle 615 is arranged on the oil nozzle fixing piece 614, and the fan-shaped nozzle 615 is positioned on one side of the cam groove disc 69;

a tetrafluoro pad 616 is arranged between the cutter wheel fixing disc 67 and the fourth gear 68;

a tetrafluoro pad 616 and a wear-resistant belt 617 are arranged between the cutter wheel fixing disc 67 and the cam groove disc 69;

the rod feeding roller assembly 5 comprises a roller frame 51, a plurality of roller shafts 52 are arranged in parallel in the front and back of the roller frame 51, conveying rollers 53 are arranged on the roller shafts 52, a lifting frame 54 is arranged above the roller shaft 52 at the foremost side, a lifting cylinder 55 is arranged on the lifting frame 54, a pressing frame 56 is arranged at the lower end of the lifting cylinder 55, a pressing shaft 57 is arranged on the pressing frame 56, and a pressing roller 58 is arranged on the pressing shaft 57;

a first chain wheel 59 is arranged at one end of the roller shaft 52 at the most front side, a second chain wheel 618 is arranged on the transmission shaft 63, and the first chain wheel 59 is connected with the second chain wheel 618 through a first chain;

the other roller shafts 52 are provided with third chain wheels 510 at the corresponding ends of the first chain wheels 59, and the first chain wheels 59 are connected with the adjacent third chain wheels 510 and the adjacent two third chain wheels 510 through second chains;

a sizing component 7 is arranged on the rear side of the main frame 1;

the fixed-length assembly 7 comprises a fixed-length frame 71, a slide rail 72 is arranged on one side of the fixed-length frame 71, a slide seat 73 is arranged on the slide rail 72, a fixed-length rotating frame 74 is arranged on the slide seat 73, a rotating shaft 75 penetrates through the fixed-length rotating frame 74, a fixed-length seat 76 is arranged on the rotating shaft 75, and a fixed-length stop rod 77 is arranged on the fixed-length seat 76;

the sliding seat 73 is provided with a cylinder seat 78, the cylinder seat 78 is hinged with a sizing cylinder 79, and the piston rod end of the sizing cylinder 79 is hinged with the sizing seat 76 through a cylinder lug seat 710;

a ball screw 711 penetrates through the sizing frame 71, a screw nut 712 is arranged on the ball screw 711, and the screw nut 712 is connected with the sliding seat 73 through a nut connecting piece 713;

one end of the sizing frame 71 is provided with a speed reducer 714, and the ball screw 710 is driven by the speed reducer 714.

The working principle is as follows:

the aluminum bar is conveyed forwards to the position of the aluminum bar rotary cutter through the bar feeding roller assembly, a hydraulic motor of the aluminum bar rotary cutter drives a transmission shaft to rotate, the transmission shaft drives a cutter wheel fixing disc on a rotating ring to rotate through a first gear and a third gear matching pair, a cam groove disc is driven to rotate through a second gear and a fourth gear matching pair, the transmission ratio of the two gear pairs is reasonably designed, so that differential transmission is formed between the cutter wheel fixing disc and the cam groove disc, a cutter disc assembly between the cutter wheel fixing disc and the cam groove disc rotates while contracting inwards, an annular groove is formed in the outer surface of the aluminum bar, the aluminum bar is continuously conveyed into the position of a main frame fixing cutter seat and a movable cutter seat to be heated, the annular groove can play a role in positioning on the one hand, on the other hand, deformation of a shearing surface in a hot shearing process can be reduced, and final shearing quality is effectively guaranteed.

In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.

Claims

1. An aluminium bar spinning-lathe which characterized in that: it comprises a machine base (61), a rotating ring (62) and a transmission shaft (63) are arranged on the machine base (61) in a penetrating way along the front-back direction, the transmission shaft (63) is positioned at one side of the rotating ring (62), a first gear (64) and a second gear (65) are arranged on the transmission shaft (63), the second gear (65) is positioned at the front side of the first gear (64), a third gear (66) is arranged on the rotating ring (62), the first gear (64) is matched with the third gear (66), a cutter wheel fixing disc (67) is arranged on the front side of the rotating ring (62), a fourth gear (68) is arranged on the outer side of the cutter wheel fixing disc (67), the second gear (65) is matched with the fourth gear (68), the fourth gear (68) is provided with a cam groove disc (69), and a plurality of cutter disc assemblies (610) are arranged between the cutter wheel fixing disc (67) and the cam groove disc (69).

2. The aluminum bar spinning machine of claim 1, wherein: cutterhead subassembly (610) includes rocking arm (610.1), rocking arm (610.1) one end is articulated mutually with break bar fixed disk (67) through first round pin axle (610.2), cam groove dish (69) front side is opened and is equipped with cam groove (69.1), rocking arm (610.1) other end is provided with guide pin bushing (610.4) through second round pin axle (610.3), cam groove (69.1) is arranged in to guide pin bushing (610.4) card, rocking arm (610.1) middle part is provided with back shaft (610.5), be provided with cutterhead (610.6) on back shaft (610.5).

3. The aluminum bar spinning machine of claim 2, wherein: be provided with axle sleeve (610.7) on support shaft (610.5), blade disc (610.6) pass through fastening nut (610.8) and fixedly set up on axle sleeve (610.7).

4. The aluminum bar spinning machine of claim 1, wherein: the rear side of the transmission shaft (63) is provided with a hydraulic motor (611), and the output end of the hydraulic motor (611) is connected with the transmission shaft (63).

5. The aluminum bar spinning machine of claim 1, wherein: frame (61) top is provided with mounting bracket (612), be provided with on mounting bracket (612) about two cylinders (613), cylinder (613) lower extreme is connected with frame (61).

6. The aluminum bar spinning machine of claim 1, wherein: the oil nozzle fixing device is characterized in that an oil nozzle fixing piece (614) is arranged on the front side of the engine base (61), a fan-shaped nozzle (615) is arranged on the oil nozzle fixing piece (614), and the fan-shaped nozzle (615) is located on one side of the cam groove disc (69).

7. The aluminum bar spinning machine of claim 1, wherein: and a tetrafluoro pad (616) is arranged between the cutter wheel fixing disc (67) and the fourth gear (68).

8. The aluminum bar spinning machine of claim 1, wherein: a tetrafluoro pad (616) and a wear-resistant belt (617) are arranged between the cutter wheel fixing disc (67) and the cam groove disc (69).