CN209886554U

CN209886554U - High-speed straightener

Info

Publication number: CN209886554U
Application number: CN201920396564.XU
Authority: CN
Inventors: 丁小生
Original assignee: Guangdong Hwashi Technology Co Ltd
Current assignee: Guangdong Hwashi Technology Co Ltd
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-01-03
Anticipated expiration: 2029-03-26

Abstract

The utility model relates to a high-speed straightener for the equipment that cuts off is straightened to the work piece of wire rod, including the alignment device, the alignment device include the frame and set up in alignment mechanism, conveying alignment mechanism and shearing mechanism in the frame, the alignment mechanism with conveying alignment mechanism realizes straightening the work piece and conveys it through the line ball alignment wheel, adopts the encoder to gather line ball alignment wheel pivoted number of turns and calculates the length of conveying work piece, later tailors the work piece of certain length to the work piece through the cutter of shearing mechanism. The high-speed straightener straightens the conveyed workpiece through the straightening mechanism and the conveying straightening mechanism and cuts the workpiece by the cutting mechanism, so that the workpiece is straightened and cut, the production efficiency is high, the processing efficiency is improved to 3-4 times compared with that of the traditional straightener, and the labor cost is low; the servo motor is adopted to convey the workpiece and cut the workpiece, so that the conveying and cutting-off precision of the workpiece is high, and the error is small.

Description

High-speed straightener

Technical Field

The utility model relates to a bar straightener technical field specifically, relates to a high-speed bar straightener.

Background

Traditional alignment technique all adopts mechanical type principle to straighten basically, for example bar straightener in the market, at the in-process of straightening its unstability extremely, has following technical problem:

1. the fixed shredding is easy to press or break in the straightening process;

2. the steel bar conveying track is easy to have wire escape;

3. the straightener is slow, consumes a lot of time and has extremely low production efficiency, and a lot of time, manpower and material resources are wasted.

Therefore, it is desirable to provide a high speed straightener to solve the deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a wire pressing wheel which is made of a tungsten steel mould and is used for a high-speed straightener, so that the wire pressing wheel has high durability and no scratch on the surface of a conveyed workpiece; the servo driving source is adopted to drive the workpiece to be conveyed and cut, the workpiece conveying and cutting precision is high, the error is small, and the working efficiency of the straightener is correspondingly improved.

The technical scheme of the utility model as follows:

a high-speed straightening machine for straightening and cutting off the workpiece of metal wire rod is composed of a straightening unit consisting of a cutter

A frame;

the straightening mechanism is arranged on the rack and is divided into a first straightening mechanism and a second straightening mechanism, the straightening mechanism comprises a straightening driving source and a line pressing straightening wheel in transmission connection with the straightening driving source, and the straightening driving source drives the line pressing straightening wheel to rotate;

the conveying straightening mechanism is arranged on the rack and positioned between the first straightening mechanism and the second straightening mechanism, the conveying straightening mechanism comprises a conveying shaft and a conveying driving source for driving the conveying shaft, and the conveying driving source drives the conveying shaft to rotate to realize conveying of workpieces;

shearing mechanism set up in the frame, shearing mechanism is used for cuting the work piece, shearing mechanism including the installation bedplate and set up the shearing driving source on the installation bedplate and with the cam cutting assembly that the transmission of shearing driving source is connected, cam cutting assembly include with the cam that the transmission of shearing driving source is connected and with the cutter that the cam is connected, it drives to cut driving source drive cam rotation the cutter moves downwards the work piece is cuted.

Preferably, the first straightening mechanism is arranged at one end of the conveying straightening mechanism, the second straightening mechanism is arranged at the other end of the conveying straightening mechanism, the straightening driving source is in transmission connection with a rotating shaft of the wire pressing straightening wheel of the first straightening mechanism and a rotating shaft of the wire pressing straightening wheel of the second straightening mechanism through a conveying belt, and the straightening driving source drives the wire pressing straightening wheel of the first straightening mechanism and the wire pressing straightening wheel of the second straightening mechanism to rotate together.

Preferably, the wire pressing and straightening wheel is made of tungsten steel.

Preferably, the wire pressing straightening wheels are arranged on a mounting bracket, a straightening wheel group consisting of two wire pressing straightening wheels is arranged on the mounting bracket, and the two wire pressing straightening wheels are an upper wire pressing straightening wheel positioned above the mounting bracket and a lower wire pressing straightening wheel positioned below the mounting bracket respectively; the straightening device is characterized in that a straightening fastener is arranged on the mounting bracket, the straightening fastener penetrates through the upper end face of the mounting bracket and is abutted against the middle part of a rotating shaft of the upper line pressing straightening wheel, and the distance between the upper line pressing straightening wheel and the lower line pressing straightening wheel is adjusted through the straightening fastener, so that the workpiece can be straightened and conveyed conveniently.

Preferably, the first straightening mechanism further comprises a fixing plate with a through hole, the fixing plate is used for fixing the position of workpiece conveying, and each straightening wheel set is arranged between every two fixing plates.

Preferably, the second straightening mechanism further comprises an encoder for counting the rotation number of turns of the line pressing straightening wheel, and the encoder is connected with the line pressing straightening wheel on the second straightening mechanism through gear transmission.

Preferably, one end of the first straightening mechanism is further provided with a guide assembly, the guide assembly comprises a guide bracket arranged on the left side of the mounting bracket, and a guide plate and a guide frame which are provided with through holes and arranged on the guide bracket, and the guide assembly is used for positioning and conveying the workpiece to the first straightening mechanism through the guide plate and the guide frame.

Preferably, the transmission shaft is provided with a plurality of slotted holes, each slotted hole is accommodated with a straightening assembly matched with the slotted hole, and each straightening assembly comprises a wire passing block provided with a through hole, a straightening block arranged on the wire passing block and screw caps arranged at two ends of the wire passing block; the position of the straightening assembly in the slotted hole is adjusted through the nut.

The straightening block is T-shaped, at least three connecting holes are formed in the straightening block, the connecting hole in the middle of the straightening block is used for passing a wire, and the connecting holes on two sides of the straightening block are used for mounting or fixing; the straightening block is fixedly arranged on the wire passing block through the connecting hole, and the screw caps are fixedly arranged at two ends of the wire passing block through welding or the wire passing block, the straightening block and the screw caps are directly manufactured into a whole.

Preferably, the wire passing block is made of nodular cast iron, so that the workpiece is protected from being damaged in the high-speed transmission process.

Preferably, the cam is arranged on the mounting seat plate, the follower of the cam is provided with the first slider, the first slider is clamped and arranged on a first guide rail, two ends of the first guide rail are respectively provided with a second slider and a sliding seat clamping block, the sliding seat clamping block is arranged on a cutter seat, the cutter is fixedly arranged on the cutter seat, and a containing hole for containing the cutter is formed in the cutter seat corresponding to the cutter seat; the shearing driving source drives the cam to rotate, the cam rotates to drive the second sliding block and the sliding seat clamping block to reciprocate along the conveying direction of the workpiece, and when the driven piece of the cam runs to the lowest end of the cam, the cutter runs downwards to shear the workpiece.

Preferably, the cutter holder is further provided with a wire passing column with a wire passing hole, and a slotted hole for accommodating the wire passing column is formed in the cutter holder correspondingly.

Preferably, the second slider is clamped on a second guide rail, the cutter seat is fixedly arranged on a fourth slider, the fourth slider is clamped on a third guide rail, the second guide rail is fixedly arranged at the upper end of the installation seat plate, and the third guide rail is fixedly arranged at the lower end of the installation seat plate.

Preferably, a tensioning assembly is further arranged at the right end of the shearing mechanism, the tensioning assembly is used for keeping the sheared workpiece in an original motion state, and the tensioning assembly comprises a tensioning base, a tensioning rotating shaft seat arranged on the tensioning base and a tensioning wheel sleeved on the tensioning rotating shaft seat.

Preferably, the high-speed straightener further comprises a first containing device and a second containing device which are positioned at two ends of the straightener;

the first containing device is used for containing the unprocessed workpieces, the first containing device comprises a workpiece containing frame for containing the unprocessed workpieces, a base of the workpiece containing frame is fixedly connected with an output shaft of a rotary driving source, and the rotary driving source drives the workpiece containing frame to rotate so as to drive the workpieces to rotate and realize conveying;

the second holding device is used for holding the machined workpieces, and comprises a workpiece holding basket used for holding the machined workpieces and a supporting frame used for supporting the workpiece holding basket.

The utility model has the advantages that: compared with the prior art, the method has the following advantages:

1. the high-speed straightener straightens the conveyed workpiece through the straightening mechanism and the conveying straightening mechanism and cuts the workpiece by the cutting mechanism, so that the workpiece is straightened and cut, the production efficiency is high, the processing efficiency is improved to 3-4 times compared with that of the traditional straightener, and the labor cost is low;

2. the wire pressing and straightening wheel manufactured by the tungsten steel die has high durability, so that the surface of a workpiece is not scratched, and the workpiece is not damaged.

3. The servo motor is adopted to convey the workpiece and cut the workpiece, so that the conveying and cutting-off precision of the workpiece is high, and the error is small.

Description of the drawings:

fig. 1 is a schematic structural view of the high-speed straightener of the present invention.

Fig. 2 is the structure diagram of the high-speed straightener without the first holding device and the second holding device.

Fig. 3 is a schematic structural view of fig. 2 from another angle according to the present invention.

Fig. 4 is a schematic structural view of the high-speed straightener conveying straightening mechanism of the present invention.

Fig. 5 is an exploded view of the transmission shaft of the high-speed straightener of the present invention.

Fig. 6 is a schematic structural view of the shearing mechanism of the high-speed straightener of the present invention.

Detailed Description

In order to make the object, technical solution and technical effect of the present invention more clearly understood, the present invention will be further described with reference to the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 and 2, the high-speed straightener of the present invention is mainly used for straightening and cutting metal wires such as iron wires, stainless steel wires, galvanized aluminum wires, etc. The high-speed straightener comprises a straightener 10, and a first holding device 20 and a second holding device 30 which are arranged at two ends of the straightener 10 and used for holding unprocessed workpieces and used for holding processed workpieces, wherein the straightener 10 comprises a stander 101, and a straightening mechanism 100, a conveying straightening mechanism 200 and a shearing mechanism 300 which are arranged on the stander 101. Wherein, taking the direction of the drawing of fig. 1 as the reference direction, a first straightening mechanism is arranged at the left end of the conveying straightening mechanism 200, and a second straightening mechanism is arranged at the right end of the conveying straightening mechanism 200. In this embodiment, the first containing means 20 is located at the left end of the straightening device 10, and the second containing means 30 is located at the right end of the straightening device 10. The straightening mechanism 100 is disposed at both ends of the conveying straightening mechanism 200. The unprocessed workpiece is placed on the first containing device 20 and is cut into a desired length by straightening by the straightening mechanism 100 of the straightening device 10, conveyance by the conveyance straightening mechanism 200, and cutting by the cutting mechanism 300.

Referring to fig. 1, the first holding device 20 is mainly used for holding unprocessed workpieces, such as metal wires including iron wires, stainless steel wires, galvanized wires, and aluminum wires. In this embodiment, the first containing device 20 includes a workpiece containing rack 201 for containing unprocessed workpieces, a base of the workpiece containing rack 201 is fixedly connected to an output shaft of a rotary driving source 202, and the rotary driving source 202 drives the workpiece containing rack 201 to rotate to drive the workpieces to be conveyed. Specifically, the rotation drive source 202 is preferably a variable frequency reduction motor. The workpiece containing frame 201 is used for storing unprocessed workpieces, and when the rotary driving source 202 drives the workpiece containing frame 201 to operate, the unprocessed workpieces synchronously operate (when the equipment conveys the workpieces, the workpiece containing frame 201 positively rotates, when the equipment contracts the workpieces, the workpiece containing frame 201 reversely rotates, and when the equipment stops, the workpiece containing frame 201 brakes) so as to prevent the phenomena of wire winding, wire disorder, wire clamping and the like which are generated when the rotating speeds are too fast and asynchronous from causing straightening and wire breaking and the like.

Referring to fig. 1 and 2, the frame 101 is mainly used for supporting, and the frame 101 is used for supporting the components such as the straightening mechanism 100, the conveying straightening mechanism 200, and the shearing mechanism 300.

Referring to fig. 2 and 3, the straightening mechanism 100 includes a mounting bracket 110 fixedly disposed on the frame 101 and a straightening assembly 120 disposed on the mounting bracket 110, and the straightening assembly 120 includes a straightening fastener 121 and a line pressing and straightening wheel 122 disposed on the mounting bracket 110. Wherein, the straightening assembly 120 of the first straightening mechanism further comprises a fixing plate 123 with a through hole; the straightening assembly 120 of the second straightening mechanism further includes an encoder 124 for calculating the number of turns of the wire-pressing straightening wheel 122, and a rotating shaft of the wire-pressing straightening wheel 122 is connected to a straightening driving source 125 through a belt and drives the wire-pressing straightening wheel 122 to rotate. In this embodiment, the straightening fastener 121 is preferably a screw, and the straightening fastener 121 passes through the upper end of the mounting bracket 110 and abuts against the middle of the shaft of the line pressing and straightening wheel 122. With the direction of the view of fig. 1 as a reference direction, the first straightening mechanism is provided with six wire-pressing straightening wheels 122 and four fixing plates 123, the six wire-pressing straightening wheels 122 comprise three sets of wire-pressing straightening wheels formed by upper wheels and lower wheels, and the three sets of wire-pressing straightening wheels are respectively positioned between every two fixing plates 123; the second straightening mechanism is provided with four line-pressing straightening wheels 122, and the four line-pressing straightening wheels 122 comprise upper wheels and lower wheels which form two groups of line-pressing straightening wheels; the straightening driving source 125 is connected to the rotating shafts of the wire pressing and straightening wheels 122 of the first straightening mechanism and the second straightening mechanism through belts, and then drives the other wire pressing and straightening wheels 122 to rotate by gear transmission, so as to straighten and convey the workpiece. The straightening drive source 125 is preferably a servomotor.

The line ball straightening wheels 122 are made of tungsten steel, so that the durability of the line ball straightening wheels 122 is high, the surface of a workpiece is not scratched in the workpiece line ball straightening and conveying process, and the workpiece cannot be damaged.

The left end of the straightening mechanism 100 at the left end of the conveying straightening mechanism 200 is further provided with a workpiece guide assembly 130, and the guide assembly 130 comprises a guide bracket 131 installed at the left side of the mounting bracket 110, and a guide plate 132 and a guide frame 133 which are provided on the guide bracket 131 and have through holes. In the present embodiment, the guide plate 132 and the guide frame 133 are designed to facilitate positioning and accurately conveying the workpiece to the alignment assembly 120, and the centers of the through holes of the guide plate 132, the guide frame 133 and the fixing plate 123 are located on the same center line.

Referring to fig. 4 and 5, the conveying straightening mechanism 200 is fixedly disposed on the frame 101 through a supporting seat 103, the conveying straightening mechanism 200 includes a conveying shaft 210 disposed on the supporting seat 103 and a conveying driving source 220 for driving the conveying shaft 210, and the conveying driving source 220 drives the conveying shaft 210 to rotate to convey the workpiece. The conveying shaft 210 is provided with a plurality of slotted holes 211, each slotted hole 211 is accommodated with a straightening assembly 230 matched with the slotted hole, the straightening assembly 230 is mainly used for straightening a workpiece in the process of conveying the workpiece, the straightening assembly 230 comprises a wire passing block 231 provided with a through hole, a straightening block 232 arranged on the wire passing block 231 and nuts 233 arranged at two ends of the wire passing block 231, at least three connecting holes are formed in the straightening block 232, the straightening block 232 is T-shaped, the connecting hole in the middle of the straightening block 232 is used for passing the wire, and the connecting holes at two sides are used for installation or fixation; the delivery straightening mechanism 200 can manually adjust the position of the wire passing hole on the delivery shaft 210 using a nut 233. In this embodiment, the straightening block 232 is fixedly installed on the wire passing block 231 through the connection hole, and the nuts 233 are fixedly disposed on both ends of the wire passing block 231 by welding. Because the line passing block 231 is made of nodular cast iron, the nodular cast iron is complex in stress, high in strength, toughness and wear resistance, the workpiece cannot be damaged in the high-speed operation process of the conveying shaft 210, the T-shaped straightening block 232 and the line passing block 231 limit the spatial position of the workpiece, and the workpiece is prevented from being bent due to shaking in the high-speed operation process of the conveying shaft 210. The conveying axle among the current straightener adopts the preparation of nodular cast iron material, but at high-speed operation in-process, the easy chap life-span of the conveying axle of nodular cast iron is very short, and the utility model provides a conveying axle 210 of conveying straightening mechanism 200 adopts the preparation of 30 ~ 60 degrees carbon steel material, has seted up slotted hole 211 on conveying axle 210 and has placed the line piece 231 of crossing of nodular cast iron material in slotted hole 211 and convey the work piece, and this structure makes conveying axle 210 life high and also protects the work piece can not damaged. Specifically, the transmission driving source 220 is preferably a motor, and an output shaft of the motor is in transmission connection with the transmission shaft 210 through a transmission belt.

Referring to fig. 6, the shearing mechanism 300 is mainly used for shearing a workpiece, the shearing mechanism 300 includes an installation seat plate 310, a shearing driving source 320 disposed on the installation seat plate 310, and a cam cutting assembly 330 drivingly connected to the shearing driving source 320, the cam cutting assembly 330 includes a cam 331 disposed on the installation seat plate 310, a first slider 332 is disposed on a follower of the cam 331, the first slider 332 is clamped on a first guide rail 333, a second slider 334 and a slider clamp 335 are disposed at two ends of the first guide rail 333, the second slider 334 is clamped on a second guide rail 336, the slider clamp 335 is disposed on a cutter holder 337, the cutter holder 337 is provided with a cutter 338, a receiving hole corresponding to the cutter holder 337 is formed therein, the cutter holder 337 is fixedly disposed on a fourth slider 339, and the fourth slider 339 is clamped on the third guide rail 105. Second rail 336 is fixedly disposed at an upper end of mounting base plate 310, and third rail 105 is fixedly disposed at a lower end of mounting base plate 310. The cutter holder 337 is further provided with a wire passing post 104 having a wire passing hole, and a slot hole for accommodating the wire passing post 104 is formed on the cutter holder 337. An output shaft of the shearing driving source 320 is connected with the cam 331 through a conveyor belt, the shearing driving source 320 drives the cam 331 to rotate, the cam 331 rotates to drive the second slider 334 and the fourth slider 339 to respectively reciprocate left and right on the second guide rail 336 and the third guide rail 105, a follower of the cam 331 drives the first slider 332 to reciprocate on the first guide rail 333, and when the follower of the cam 331 moves to the lowest end of the cam 331, the cutter 338 cuts a workpiece on the wire passing column 104. In this embodiment, it is preferred servo motor to cut driving source 320, and encoder 124 is connected with one of them line ball alignment wheel 122 through gear drive, calculates line ball alignment wheel 122 pivoted number of turns according to the length demand of work piece, cuts driving source 320 drive cutter 338 and cuts the work piece, cuts conveniently and the error precision is little, improves survival efficiency, the material resources of using manpower sparingly.

With the direction of fig. 1 as a reference direction, a tensioning assembly 340 is further disposed at the right end of the shearing mechanism 300, the tensioning assembly 340 is mainly used for maintaining the original motion state of the sheared workpiece, and the tensioning assembly 340 includes a tensioning base 341, a tensioning shaft seat 342 disposed on the tensioning base 341, and a tensioning wheel 343 sleeved on the tensioning shaft seat 342.

Referring to fig. 1, the second holding device 30 is mainly used for holding processed workpieces. In this embodiment, the second containing device 30 includes a workpiece containing basket 301 for containing the processed workpiece and a supporting frame 302 for supporting the workpiece containing basket 301.

The working principle of the high-speed straightener is as follows:

the workpiece to be processed is placed in the first containing device 20, after the workpiece is manually placed on the straightening device 10, the straightening drive source 125 and the conveying drive source 220 respectively drive the wire pressing and straightening wheel 122 and the conveying shaft 210 to rotate so as to convey the workpiece, the shearing drive source 320 drives the cutter 338 to shear the workpiece, and then the workpiece is conveyed to the second containing device 30 to be placed, so that the straightening and shearing of the workpiece are completed.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of the ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, its framework form can be nimble changeable, can derive series of products. But merely as a matter of simple deductions or substitutions, should be considered as belonging to the scope of patent protection of the present invention as determined by the claims submitted.

Claims

1. A high-speed straightener for the equipment that the work piece alignment of wire rod cuts off, includes the aligning device, its characterized in that, the aligning device includes:

a frame;

2. The high-speed straightener according to claim 1, wherein the first straightening mechanism is arranged at one end of the conveying straightening mechanism, the second straightening mechanism is arranged at the other end of the conveying straightening mechanism, the straightening drive source is in transmission connection with a rotating shaft of the wire pressing straightening wheel of the first straightening mechanism and a rotating shaft of the wire pressing straightening wheel of the second straightening mechanism through a conveying belt, and the straightening drive source drives the wire pressing straightening wheel of the first straightening mechanism and the wire pressing straightening wheel of the second straightening mechanism to rotate together.

3. The high-speed straightener of claim 1 or 2, wherein the wire pressing straightening wheels are made of tungsten steel.

4. The high-speed straightener according to claim 1 or 2, wherein the press line straightening wheels are arranged on a mounting bracket, the mounting bracket is provided with a straightening wheel group consisting of two press line straightening wheels, and the two press line straightening wheels are an upper press line straightening wheel positioned above the mounting bracket and a lower press line straightening wheel positioned below the mounting bracket respectively; the straightening device is characterized in that a straightening fastener is arranged on the mounting bracket, the straightening fastener penetrates through the upper end face of the mounting bracket and is abutted against the middle part of a rotating shaft of the upper line pressing straightening wheel, and the distance between the upper line pressing straightening wheel and the lower line pressing straightening wheel is adjusted through the straightening fastener, so that the workpiece can be straightened and conveyed conveniently.

5. The high-speed straightener as claimed in claim 1 or 2, wherein the second straightener further comprises an encoder for counting the number of turns of the wire pressing and straightening wheel, and the encoder is connected with the wire pressing and straightening wheel of the second straightener through gear transmission.

6. The high-speed straightener of claim 1, wherein the transmission shaft is provided with a plurality of slots, each slot accommodates a straightening assembly matched with the slot, and the straightening assembly comprises a wire passing block provided with a through hole, a straightening block arranged on the wire passing block and nuts arranged at two ends of the wire passing block; the position of the straightening assembly in the slotted hole is adjusted through the nut.

7. The high-speed straightener of claim 6, wherein the line passing block is made of ductile iron to protect the workpiece from being damaged during high-speed transmission.

8. The high-speed straightener according to claim 1, wherein the cam is arranged on the mounting base plate, a first slide block is arranged on a follower of the cam, the first slide block is clamped and arranged on a first guide rail, a second slide block and a slide seat clamping block are respectively arranged at two ends of the first guide rail, the slide seat clamping block is arranged on a cutter seat, the cutter is fixedly arranged on the cutter seat, and a containing hole for containing the cutter is arranged on the cutter seat; the shearing driving source drives the cam to rotate, the cam rotates to drive the second sliding block and the sliding seat clamping block to reciprocate along the conveying direction of the workpiece, and when the driven piece of the cam runs to the lowest end of the cam, the cutter runs downwards to shear the workpiece.

9. The high-speed straightener as claimed in claim 8, wherein the cutter holder is further provided with a wire passing post having a wire passing hole, and a slot hole for accommodating the wire passing post is formed on the cutter holder correspondingly;

the right end of the shearing mechanism is further provided with a tensioning assembly, the tensioning assembly is used for keeping the sheared workpiece in an original motion state, and the tensioning assembly comprises a tensioning base, a tensioning rotating shaft seat arranged on the tensioning base and a tensioning wheel sleeved on the tensioning rotating shaft seat.

10. The high-speed straightener of claim 1, characterized in that the high-speed straightener further comprises a first holding means and a second holding means at both ends of the straightener;