Be applied to the long-pending cable reel of double-cylinder type on the straight drawing machine
Technical field
The utility model belongs to the metallic article production technical field, relates to a kind of appurtenances of straight drawing machine, and specifically a kind of double-cylinder type amasss cable reel.
Background technology
Along with the development of Steel Wire Products Industry, at a high speed, efficiently, low-cost, Technological adaptability become pursuing one's goal of manufacturing enterprise by force.Wire drawing machine is a kind of plant equipment of extensive use in industries such as machine-building, five metals processing, petrochemical industry, electric wire, it is used for that wire rod or bar are carried out drawing handles, and makes diameter, circularity, inner structure, surface smoothness and the aligning degree of wire rod or bar all reach the raw material processing requirements that metallic article production such as standard component needs.
Straight drawing machine is a kind ofly to form small-sized continuous production equipment by a plurality of drawing heads, and its application is very extensive, and straight drawing machine can disposablely be cold drawn to required specification to steel wire by drawing step by step, and operating efficiency is than higher.But for the straight drawing machine (as ZL350 type straight drawing machine) that partly is used for the drawing fine rule, because the thinner copper cash of its drawing, Receiving wire wheel is smaller; it is more frequent to change I-beam wheel; and when changing I-beam wheel, wire drawing machine will be shut down, so operating efficiency is not high at every turn.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of double-cylinder type simple in structure, ingenious, rational to amass cable reel, should amass cable reel as last reel in the straight drawing machine, it has long-pending line effect, can be when the full line of admission machine I-beam wheel receipts be changed I-beam wheel, make wire drawing machine not out of service, effectively enhance productivity.
The technical scheme that provides according to the utility model: a kind of long-pending cable reel of double-cylinder type that is applied on the straight drawing machine, it is characterized in that: comprise down long-pending cable reel, last long-pending cable reel and dial drum, described long-pending cable reel and the coaxial setting of last long-pending cable reel down, down long-pending cable reel is installed in the rotating shaft that can drive its rotation, the upper end of long-pending cable reel is equipped with the base coaxial with it down, at the center of base a vertical mandrel is installed, back-up ring is equipped with in the mandrel end; Assembling by the bearing supporting on the described mandrel can be around its upward long-pending cable reel that freely rotates; Mandrel lower end and base are by the key connecting transmission, and the mandrel upper end is assemblied in the bearing block by the bearing supporting, and bearing block is rack-mount; Described group of drum is installed in rotation on the mandrel by bearing, dial drum and be positioned at the base top, dial drum and be provided with clutch and guide wheel assembly, described clutch is used to make group drum to separate or connect with base, described guide wheel assembly is used for steel wire being wound into long-pending cable reel from amassing the cable reel transfer down, upward long-pending cable reel unwrapping wire under the pulling of admission machine.
As further improvement of the utility model, described group of drum comprises the chassis, and the chassis is installed in the mandrel lower end by the bearing supporting, and the periphery on chassis is provided with and is used to install the clutch seat of clutch and the wheel stand that is used to install guide wheel assembly; Described clutch comprises brake ribbon, bearing, screw rod, spring base, spring and knurled nut, bearing is installed on the clutch seat, screw rod slidably but be contained in the bearing un-rotatably, screw rod relies on the key restriction on it to rotate, described knurled nut is assemblied in the tail end of screw rod, described spring housing is at the screw rod rear portion, spring one end withstands the knurled nut by a spring base, the spring other end withstands bearing by another spring base, described brake ribbon is centered around the periphery on bottom, chassis and base top, brake ribbon one end and bearing are hinged, and the front end of the brake ribbon other end and described screw rod is hinged; Described guide wheel assembly comprises guide roller and wheel shaft, and wheel shaft is fixedly mounted on the wheel stand, and described guide roller is installed in rotation on the wheel shaft by bearing.
As further improvement of the utility model, the end of described wheel shaft encapsulates by end cap, on the described guide roller wheel cover is installed.
As further improvement of the utility model, described top of long-pending cable reel is equipped with the brake disc of annular, and the side in last long-pending cable reel upper end is equipped with brake, and described brake disc relies on brake to realize braking.
As further improvement of the utility model, described brake comprises brake support, brake cylinder, brake arm and frictional disk, and the brake support is fixed on the support by screw, and brake cylinder is installed on the brake support; Brake cylinder is the twin shaft cylinder, and the piston rod at its two ends is hinged with the tail end of a brake arm respectively; The middle part of described brake arm hinge is contained on the brake support, the front end of each brake arm frictional disk that is hinged respectively; Described two frictional disks are relative up and down, and described brake disc is up and down between two frictional disks.
As further improvement of the utility model, the described side of long-pending cable reel lower end is equipped with switch enclosure, is equipped with in the switch enclosure near switch; Be equipped with on the described group of drum to follow and dial the baffle plate that drum rotates synchronously; Described baffle plate with match near switch, when dialling drum and rotate, detect the rotation direction of dialling drum near switch by baffle plate, and send signal and give controller, so that regulate take-up speed.
As further improvement of the utility model, the oil nozzle of the lubricating oil that is used to annotate is housed on the described bearing block.
The utility model compared with prior art, advantage is: simple in structure, ingenious, reasonable, as last reel in the straight drawing machine, it has long-pending line effect, can when the full line of admission machine I-beam wheel receipts is changed I-beam wheel, make wire drawing machine not out of service, effectively enhance productivity.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a structure vertical view of dialling drum among Fig. 1.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the A-A cutaway view of guide wheel assembly among Fig. 2.
The specific embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As shown in the figure: the long-pending cable reel of described double-cylinder type is mainly as last reel in the straight drawing machine, be used to realize the continuous production of wire drawing machine, it has long-pending line effect, can be when the full line of admission machine I-beam wheel receipts is changed I-beam wheel, make wire drawing machine not out of service, enhance productivity.The long-pending cable reel of this double-cylinder type is mainly by long-pending cable reel 1 down, last long-pending cable reel 4 and dial parts such as drum 3 and form.
As shown in Figure 1, described long-pending cable reel 1 and the 4 coaxial settings of last long-pending cable reel down, down long-pending cable reel 1 is installed in the rotating shaft that can drive its rotation, the upper end of long-pending cable reel 1 is installed with the base coaxial with it 2 by screw down, a vertical mandrel 5 is installed at the center of base 2, and the back-up ring 14 of position-limiting action has been installed in mandrel 5 ends by screw; Assembling by the bearing supporting on the described mandrel 5 can be around its upward long-pending cable reel 4 that freely rotates; Mandrel 5 lower ends and base 2 is by the key connecting transmission, and mandrel 5 upper ends are assemblied in the bearing block 8 by the bearing supporting, and bearing block 8 is installed on the support 9, and the oil nozzle 7 of the lubricating oil that is used to annotate also is housed on the described bearing block 8; Described group of drum 3 is installed in rotation on the mandrel 5 by bearing, dial drum 3 and be positioned at base 2 tops, dial drum 3 and be provided with clutch and guide wheel assembly, described clutch is used to make group drum 3 to separate or connect with base 2, described guide wheel assembly is used for steel wire is wound into long-pending cable reel 4, upward long-pending cable reel 4 unwrapping wire under the pulling of admission machine from amassing cable reel 1 transfer down.
As shown in Figure 1, described top of long-pending cable reel 4 is equipped with annular brake disc 6 by bolt, and the side in last long-pending cable reel 4 upper ends is equipped with brake 10, and described brake disc 6 relies on brakes 10 to realize braking.
As shown in Figure 1, described brake 10 mainly is made up of brake support 10.1, brake cylinder 10.2, brake arm 10.3 and frictional disk 10.4, and brake support 10.1 is fixed on the support 9 by screw, and brake cylinder 10.2 is installed on the brake support 10.1; Brake cylinder 10.2 is the twin shaft cylinder, and the piston rod at its two ends is hinged with the tail end of a brake arm 10.3 respectively; The middle part of described brake arm 10.3 hinge is contained on the brake support 10.1, the front end of each brake arm 10.3 frictional disk 10.4 that is hinged respectively; Described two frictional disks 10.4 are relative up and down, and described brake disc 6 is up and down between two frictional disks 10.4.Promote brake arm 10.3 when two piston rods of brake cylinder 10.2 stretch out and rotate, two frictional disks 10.4 of brake arm 10.3 front ends are held brake disc 6 tightly, realize brake operating.
As shown in Figure 1, the described side of long-pending cable reel 4 lower ends is equipped with switch enclosure 11, is equipped with in the switch enclosure 11 near switch 13; Be equipped with on the described group of drum 3 to follow and dial the baffle plate 3.9 that drum 3 rotates synchronously; Described baffle plate 3.9 with match near switch 13, when dialling drum 3 and rotate, detect the rotation direction of dialling drum 3 near switch 13 by baffle plate 3.9, and send signal and give controller, so that regulate take-up speed.Offer the hole that easy access is installed on the described switch enclosure 11, seal by cover plate 12 in the hole.
As Fig. 2 ~ shown in Figure 4, described group of drum 3 mainly is made up of parts such as chassis 3.1, bearing 3.3, spring 3.4, knurled nut 3.5, screw rod 3.6, spring base 3.7, brake ribbon 3.8, baffle plate 3.9, wheel cover 3.10, guide roller 3.11, wheel shaft 3.13 and end caps 3.14.
Chassis 3.1 is installed in mandrel 5 lower ends by bearing supporting, and the periphery on chassis 3.1 is provided with and is used to the wheel stand 3.12 the clutch seat 3.2 of clutch being installed and being used to install guide wheel assembly; Described clutch is mainly by brake ribbon 3.8, bearing 3.3, screw rod 3.6, spring base 3.7, spring 3.4 and knurled nut 3.5 form, bearing 3.3 is installed on the clutch seat 3.2 by screw, screw rod 3.6 slidably but be contained in un-rotatably in the bearing 3.3, screw rod 3.6 relies on the key restriction on it to rotate, described knurled nut 3.5 is assemblied in the tail end of screw rod 3.6, described spring 3.4 is enclosed within screw rod 3.6 rear portions, spring 3.4 1 ends withstand knurled nut 3.5 by a spring base 3.7, spring 3.4 other ends withstand bearing 3.3 by another spring base 3.7, described brake ribbon 3.8 is centered around the periphery on 3.1 bottoms, chassis and base 2 tops, brake ribbon 3.8 1 ends and bearing 3.3 are hinged, and the front end of brake ribbon 3.8 other ends and described screw rod 3.6 is hinged; Rotation knurled nut 3.5, can make to receive also in the brake ribbon 3.8 and hold base 2 gradually tightly to bearing 3.3 application of forces by spring 3.4, thereby makes group drum 3 connect transmission with base 2 and following long-pending cable reel 1; Described guide wheel assembly comprises guide roller 3.11 and wheel shaft 3.13, and wheel shaft 3.13 is fixedly mounted on the wheel stand 3.12 by nut, and described guide roller 3.11 is installed in rotation on the wheel shaft 3.13 by bearing.The end of described wheel shaft 3.13 is by end cap 3.14 encapsulation, and end cap 3.14 can prevent that extraneous dust dirt from entering, and guarantees that guide roller 3.11 rotates flexibly; The wheel cover 3.10 that shields also is installed on the described guide roller 3.11.In addition, described baffle plate 3.9 is fixedly mounted on the wheel stand 3.12 by screw.
Operation principle of the present utility model and concrete applicable cases are as follows:
When normal drawing, upward long-pending cable reel 4 is with long-pending cable reel 1 rotating speed is equal down, direction is opposite.
The rotating speed of long-pending instantly cable reel 1 is during greater than the rotating speed of last long-pending cable reel 4, the steel wire amount of twining on the long-pending cable reel 1 is more than the steel wire amount of emitting on the last long-pending cable reel 4 downwards, be that unwrapping wire is when being slower than inlet wire, the clutch of regulating group drum 3 is to coupled situation, dial drum 3 and follow down long-pending cable reel 1 and rotates in the same way, guide roller 3.11 makes on the up long-pending cable reel 4 of finished product steel wire winding and amasss line.
The rotating speed of long-pending instantly cable reel 1 is during less than the rotating speed of last long-pending cable reel 4, be that unwrapping wire is during faster than inlet wire, the clutch of regulating group drum 3 is to released state, and group drum 3 is followed long-pending cable reel 4 simultaneously and rotated in the same way, and guide roller 3.11 just can up not amass wrap-around product line on the cable reel 4.
Because at last long-pending cable reel 4, when there is speed discrepancy in long-pending cable reel 1 down, dialling drum 3 can rotate, the baffle plate of dialling on the drum 3 3.9 is also followed 3 rotations of group drum, when turning to certain position, can be sensed on baffle plate 3.9 near switch 13, detect the rotation direction of dialling drum 3 by baffle plate 3.9 near switch 13, and transmit a signal in the controller of admission machine, the take-up speed of controller control admission machine, and then reach the purpose that makes wire drawing machine and the synchronous continuous operation of admission machine.