CN216227903U

CN216227903U - Split type high-efficiency necking mantle fiber production line

Info

Publication number: CN216227903U
Application number: CN202122302962.0U
Authority: CN
Inventors: 王华民
Original assignee: Changge Juba Machinery Co ltd
Current assignee: Changge Juba Machinery Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-08
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a split type efficient necking and threading production line which comprises a steel bar conveying mechanism, and a necking machine and a threading machine which are sequentially arranged along the steel bar conveying mechanism, wherein an aligner and a first clamping mechanism are sequentially arranged between the steel bar conveying mechanism and the threading machine, and the aligner and a second clamping mechanism are sequentially arranged between the steel bar conveying mechanism and the necking machine. The utility model has the beneficial effects that: be provided with the aligner between reinforcing bar transport mechanism and the clamping mechanism for the centre gripping that the reinforcing bar can be accurate can not be because of the tip height crosses lowly outside by the card at the clamper, conveniently carries out necking down and mantle fiber to the reinforcing bar.

Description

Split type high-efficiency necking mantle fiber production line

Technical Field

The utility model relates to the technical field of reinforcing steel bar processing equipment, in particular to a split type efficient necking and threading production line.

Background

In the capital construction industry such as building pier, house, generally all need use the reinforced concrete support body, and the reinforcing bar in the reinforced concrete support body generally is the extension reinforcing bar, needs to link together the short reinforcing bar of multistage and form the extension reinforcing bar, and the mode of threaded connection is adopted at most in the connection of reinforcing bar, consequently needs to process into the helicitic texture with the tip of reinforcing bar.

Among the current reinforcing bar thread machining, often use the manual work to place the reinforcing bar on the necking down machine with the rib on the reinforcing bar strip, then carry the mantle fiber on the mantle fiber machine with the reinforcing bar, see application number 202020545447.8's utility model patent, but because the reinforcing bar has certain toughness, especially the reinforcing bar tip can be downward sloping under the effect of gravity when longer, so how make the reinforcing bar tip accurately pass anchor clamps and get into necking down or mantle fiber mechanism improvement production efficiency that can be very big.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defect that the end part of a reinforcing steel bar in the prior art is inclined downwards under the action of gravity and is difficult to accurately pass through a clamp for necking or threading, and provides a split type efficient necking and threading production line.

The purpose of the utility model is realized by the following technical scheme:

split type high-efficient necking down mantle fiber production line includes reinforcing bar transport mechanism and the necking down machine and the mantle fiber machine that set gradually along reinforcing bar transport mechanism, aligner and the first clamping mechanism have set gradually between reinforcing bar transport mechanism and the mantle fiber machine, aligner and second clamping mechanism have set gradually between reinforcing bar transport mechanism and the necking down machine.

Preferably, the first clamping mechanism comprises a support frame, a first telescopic rod is arranged on the support frame, a compressing tool is arranged at the telescopic end of the first telescopic rod and comprises two compressing rollers which are arranged in the same direction as the material to be mantle fiber, a bearing roller is arranged below the compressing rollers, and the setting direction of the bearing roller is perpendicular to the setting direction of the compressing rollers.

Preferably, the aligner comprises a second fixed shaft, a bottom plate capable of rotating along the second fixed shaft, and two side plates arranged on the bottom plate, wherein the second fixed shaft and the bearing rollers are arranged in the same direction, and the side plates and the pressing rollers are arranged in the same direction.

Preferably, the feed end of the aligner is connected with a transition plate; the transition plate is gradually inclined upwards in a direction close to the aligner, and/or the bottom plate is gradually inclined downwards in an end close to the carrying roller.

Preferably, a powder feeding lubricating device is arranged above the feeding end of the machine head of the necking machine, the powder feeding sliding device comprises a discharging pipe, a feeding pipe and a powder box which are sequentially connected, and a driving mechanism is arranged in the feeding pipe.

Preferably, the driving mechanism comprises a motor and a screw conveying member, a first bevel gear is connected to an output shaft of the motor, a second bevel gear is connected to the screw conveying member through a connecting rod, and the first bevel gear and the second bevel gear are meshed.

Preferably, a cylinder is arranged above the feeding side of a machine head feeding end of the necking machine and/or a threading wheel of the threading machine, and a material baffle capable of moving downwards to stop the steel bars from moving forwards is connected to the telescopic end of the cylinder.

Preferably, the reinforcing steel bar conveying mechanism is provided with a feeding and discharging roller for controlling the reinforcing steel bars to enter and exit the first clamping mechanism, and the surface of the feeding and discharging roller is provided with an assisting edge along the axial direction.

Preferably, the middle part of the bearing roller and/or the feeding and discharging roller is provided with a bearing part, two ends of the bearing roller and/or the feeding and discharging roller are provided with blocking parts, the diameter of the bearing part is smaller than that of the blocking parts, a transition part is arranged between the bearing part and the blocking parts, and the diameter of the transition part is gradually increased along the direction close to the bearing part.

Preferably, the threading machine comprises a main threading wheel connected with the motor and a secondary threading wheel arranged in parallel with the main threading wheel, the secondary threading wheel is arranged on a base which can be close to or far away from the main threading wheel, a liquid outlet pipe is arranged on the main threading wheel or the secondary threading wheel, and the feeding end of the liquid outlet pipe is connected with a lubricating liquid tank.

The utility model has the following advantages:

the aligner is arranged between the reinforcing steel bar conveying mechanism and the clamping mechanism, so that the reinforcing steel bar can be accurately clamped on the clamping mechanism, and cannot be clamped outside the aligner due to the fact that the height of the end part is too low, and necking and threading of the reinforcing steel bar are facilitated.

The steel bar is sleeved between the two pressing rollers and the bearing roller, the steel bar rotates during the sleeving process, and the pressing rollers can rotate along with the rotation of the steel bar, so that the clamp can limit the steel bar without interfering the rotation of the steel bar; the clamp enables the steel bar to rotate along with the thread rolling wheel without or almost without resistance, and the steel bar is prevented from displacing or damaging the thread rolling wheel.

Set up the striker plate at necking down aircraft nose and mantle fiber aircraft nose feed end for the degree of depth of reinforcing bar necking down and the degree of depth of mantle fiber can be regulated and control, can produce the reinforcing bar of the unanimous specification.

Drawings

FIG. 1 is a schematic view of a prior art necking/threading line.

FIG. 2 is a top view of the aligner, first clamping mechanism and threading machine of the present invention.

FIG. 3 is a cross-sectional view of the aligner, first clamping mechanism and threading machine of the present invention.

Fig. 4 is a schematic structural diagram of the bearing roller and the pressing roller.

FIG. 5 is a schematic structural diagram of a powder feeding lubricating device of a necking machine.

Fig. 6 is a schematic view of the structure of the driving mechanism of the necking machine.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

This embodiment provides a split type high-efficient necking mantle fiber production line, as shown in fig. 2-5, including reinforcing bar transport mechanism and necking machine and mantle fiber machine 2 that set gradually along reinforcing bar transport mechanism, aligner 5 and first clamping mechanism 4 have set gradually between reinforcing bar transport mechanism and the mantle fiber machine 2, aligner 5 and second clamping mechanism have set gradually between reinforcing bar transport mechanism and the necking machine.

This embodiment is based on the prior art and provides an alignment device between the rebar delivery mechanism and the clamping mechanism. The rebar delivery mechanism of this embodiment can be referred to as the rebar delivery mechanism of the prior art of fig. 1, and is not modified. The necking machine and the threading machine 2 in the embodiment are sequentially arranged on the side face of the steel bar conveying mechanism, during specific work, the arrangement direction of the steel bar 3 is perpendicular to the advancing direction of the steel bar conveying mechanism, when the steel bar 3 reaches a specified position, the steel bar 3 can move axially through the feeding roller on the steel bar conveying mechanism and enters the necking machine for necking through the aligner 5 and the second clamping mechanism, after necking is completed, the feeding roller can rotate reversely to drive the steel bar 3 to sequentially exit the necking machine, the second clamping mechanism and the aligner 5, the steel bar continues to move forwards under the driving of the steel bar conveying mechanism, when the steel bar is moved to a position corresponding to the threading machine 2, the steel bar 3 can move axially through the feeding roller on the steel bar conveying mechanism and enters the threading machine 2 through the aligner 5 and the first clamping mechanism 4 to conduct threading, after threading is completed, the feeding roller can rotate reversely to drive the steel bar 3 to sequentially exit the threading machine 2, The first clamping mechanism 4 and the aligner 5 complete necking and threading and continue to move forward under the drive of the steel bar conveying mechanism. Because reinforcing bar 3 has certain toughness and weight for 3 both ends of reinforcing bar probably incline downwards under the effect of gravity, can't aim at first clamping mechanism 4 or second clamping mechanism, consequently set up aligner 5, treat the one end of necking down and mantle fiber with reinforcing bar 3 and upwards lift, make things convenient for clamping mechanism's centre gripping.

In this embodiment, the first clamping mechanism 4 includes the support frame, be provided with first telescopic link on the support frame, the flexible end of the first telescopic link of first telescopic link 8 is provided with compresses tightly the frock, compress tightly the frock and include two pinch rolls 9, two pinch rolls 9 all with treat mantle fiber material syntropy setting, pinch roll 9 below is provided with carrier roller 10, carrier roller 10 set up the direction perpendicular with pinch roll 9's direction of setting.

In the embodiment, a steel bar 3 to be sheathed is carried on a bearing roller 10, when the steel bar 3 reaches a specified position, a first telescopic rod 8 drives a pressing tool to move downwards, so that the steel bar 3 to be sheathed is pressed on the bearing roller 10 by two pressing rollers 9, wherein the pressing rollers 9 and the steel bar 3 to be sheathed are arranged in the same direction, the steel bar 3 is arranged between the two pressing rollers 9 and the bearing roller 10, the steel bar 3 rotates during the sheathing, the pressing rollers 9 can rotate along with the rotation of the steel bar 3, so that the clamp can limit the steel bar 3 without interfering the rotation of the steel bar 3, and after the sheathing of the steel bar 3 is completed, the pressing tool moves upwards, so that the steel bar 3 can exit from a clamping mechanism and a sheathing mechanism 2; this direction of bearing roller 10 and pressure roller 9 in this application is perpendicular, and during 3 business turn over materials of reinforcing bar, bearing roller 10 can follow reinforcing bar 3 and roll together, reduces the sliding friction between reinforcing bar 3 and the bearing roller 10, reduces the wearing and tearing of bearing roller 10, increase of service life.

In this embodiment, compress tightly the frock and can be including installing the mounting panel at the flexible end of first telescopic link 8, parallel arrangement has two first fixed axles on the mounting panel, and two compressing rollers 9 overlap respectively and establish on two first fixed axles, first telescopic link 8 can be for cylinder or other prior art in can driving the extending structure that the mounting panel reciprocated.

Two pinch rolls 9 that compress tightly the frock are installed on same mounting panel, are driven by same first telescopic link 8, and control is convenient, also makes the motion of two pinch rolls 9 more unified.

The second clamping mechanism in this embodiment may be any one of the clamping mechanisms as long as the clamping of the reinforcing bar 3 can be achieved so that the reinforcing bar 3 can be necked down.

In this embodiment, the aligner 5 includes a second fixed shaft 51, a bottom plate 52 capable of rotating along the second fixed shaft 51, and two side plates 53 disposed on the bottom plate 52, wherein the second fixed shaft 51 is disposed in the same direction as the bearing roller 10, and the side plates 53 are disposed in the same direction as the pressure roller 9.

In this embodiment, the second fixing shaft 51 is preferably disposed in the middle of the bottom plate 52, the aligner 5 is rotatably disposed on one side of the feeding roller 10 through the second fixing shaft 51, when the reinforcing steel bar 3 is lapped on the bottom plate 52, the side edge can prevent the reinforcing steel bar 3 from being separated from the bottom plate 52, when the threading of the reinforcing steel bar 3 is completed and the bottom plate 52 is withdrawn, a pressure is applied to one end of the bottom plate 52 close to the feeding and discharging rollers, so that one side of the bottom plate 52 close to the feeding and discharging rollers is lower, and when the next reinforcing steel bar 3 enters the aligner 5, the bottom plate 52 can play a role of guiding, so that the end of the reinforcing steel bar 3 continuously advances along the bottom plate 52 until the end enters between the pressure roller 9 and the loading roller 10. In this embodiment, the feed end of the aligner 5 is connected with a transition plate 54; the transition plate 54 is gradually inclined upward in a direction close to the aligner 5, and/or the bottom plate 52 is gradually inclined downward in an end close to the carrying roller 10.

The transition plate 54 is arranged at the feed end of the aligner 5, so that the length of the guide action part is prolonged, the feed end of the bottom plate 52 can be pressed downwards, the feed end of the bottom plate 52 is inclined downwards after the steel bar 3 is threaded and exits, and the transition plate 54 can be gradually inclined upwards along the direction close to the aligner 5, so that the transition plate 54 cannot contact with the steel bar 3 when the steel bar 3 is carried on the bottom plate 52, and the friction and the resistance are reduced; the bottom plate 52 can be gradually inclined downwards along one end close to the bearing roller 10, and the steel bar 3 cannot be clamped at the discharge end of the bottom plate 52 when the threading of the steel bar 3 is completed, so that the steel bar 3 can be fed and discharged.

In this embodiment, a powder feeding lubricating device is arranged above the feeding end of the machine head of the necking machine, as shown in fig. 5-6, the powder feeding sliding device comprises a discharging pipe 13, a feeding pipe 14 and a powder box which are connected in sequence, and a driving mechanism is arranged in the feeding pipe 14.

The powder feeding lubricating device is arranged at the feeding end of the reducing machine head, so that lubricating powder can be favorably applied to the end of the steel bar 3 when the end of the steel bar 3 reaches the reducing machine head, the lubricating effect can be favorably realized when the subsequent reducing machine head advances to reduce the diameter, and the reducing smoothness and the final reducing effect can be favorably improved; the powder feeding lubricating device is arranged at the feeding end of the reducing machine head, so that the lubricating powder can be applied after the end of the steel bar 3 reaches the end, and the lubricating effect can be prevented from being influenced by the fact that the lubricating powder is scattered in advance.

The necking machine in this embodiment may be any machine as long as it can neck the reinforcing bars 3, and a necking machine in the prior art may be selected. The feeding pipe 14 in this embodiment may be a pipe with certain elasticity, such as a rubber hose, etc., which facilitates the position adjustment, but the position of the device is not adjusted to a large extent during normal use.

In addition, aforementioned aligner 5 can drive 3 vibrations of reinforcing bar when reinforcing bar 3 advances, is convenient for shake off the adnexed lubricated powder on the reinforcing bar 3, avoids lubricated powder to influence follow-up mantle fiber step on the one hand, and on the other hand makes things convenient for the recovery of lubricated powder, reduce cost.

In this embodiment, the driving mechanism includes a motor 141 and a screw conveyor 142, a first bevel gear 143 is connected to an output shaft of the motor 141, a second bevel gear is connected to the screw conveyor 142 through a connecting rod, and the first bevel gear 143 and the second bevel gear are engaged.

The screw conveying member 142 in this embodiment may be a spring, a spiral sheet, or other structure capable of conveying lubricant powder, but it also needs to be capable of cooperating with the feeding tube 14 and having a certain deformability so as to bend along with the bending of the feeding tube 14. Applying lubricating powder to the end of the steel bar 3 through the automatic powder applying lubricating device is beneficial to avoiding manual addition of lubricating powder and improving the processing efficiency and safety. In this embodiment, the cylinder 11 is provided with above the aircraft nose feed end of necking machine and/or the feed side of 2 cover screw wheels of mantle fiber machine, the flexible end of cylinder 11 is connected with and can removes striker plate 12 that blocks 3 antewards of reinforcing bar downwards.

In this embodiment, during 3 necking down of reinforcing bar or mantle fiber, cylinder 11 shrink, the limiting plate is located the top of necking down machine or 2 aircraft noses of mantle fiber machine, 3 mantle fiber of reinforcing bar finish withdraw from necking down machine or 2 aircraft noses of mantle fiber machine, the necking down machine aircraft nose is retreated, keep away from main mantle fiber wheel from the mantle fiber wheel, cylinder 11 promotes limiting plate downstream and blocks reinforcing

bar

3, 3 unable continuation forward movements behind the reinforcing bar moves to contact striker plate 12, carry out spacing back striker plate 12 rebound to reinforcing bar 3, then the necking down machine aircraft nose moves forward and carries out the necking down or carry out the mantle fiber to reinforcing bar 3 from the mantle fiber wheel is close to main mantle fiber wheel and carries out the mantle fiber, the existence of striker plate 12 makes the length of reinforcing bar 3 or necking down keep unanimous.

In this embodiment, the reinforcing steel bar conveying mechanism is provided with a feeding and discharging roller 15 for controlling the reinforcing steel bar 3 to enter and exit the first clamping mechanism, and the surface of the feeding and discharging roller 15 is provided with an assisting edge 152 along the axial direction.

For reducing the wearing and tearing between 3 rotations of reinforcing bar and the carrier roller 10, carrier roller 10 surface should be smooth as far as, need push away reinforcing bar 3 to the mantle fiber position along 3 axial power of reinforcing bar during 3 feeding of reinforcing bar, in order to make reinforcing bar 3 can pass in and out the material smoothly, set up into discharge roller 15 at the feed end of carrier roller 10, the surface of into discharge roller 15 is provided with bellied helping hand arris 152, helping hand arris 152 can be used for with the rib on 3 surfaces of reinforcing bar mutually, better drive reinforcing bar 3 business turn over.

The feeding and discharging roller 15 in this embodiment may be a roller disposed on the side of the steel bar conveying mechanism, or a feeding roller in the prior art may be modified or replaced. The second clamping mechanism can be also provided with a feed-discharge roller in front.

In this embodiment, the bearing portion 151 is disposed in the middle of the bearing roller 10 and/or the feeding and discharging roller 15, the blocking portions 154 are disposed at two ends of the bearing roller, the diameter of the bearing portion 151 is smaller than that of the blocking portions 154, a transition portion 153 is disposed between the bearing portion 151 and the blocking portions 154, and the diameter of the transition portion 153 gradually increases along a direction close to the bearing portion 151.

The diameter at the middle part of the bearing roller 10 and/or the feeding and discharging roller 15 is small, the diameters at two ends are large, so that the reinforcing steel bars 3 can be lapped on the bearing part 151 at the middle part, and the blocking parts 154 at two ends prevent the reinforcing steel bars 3 from sliding off from two sides, so that the limiting effect is achieved. Advance ejection of compact roller 15 and can be provided with a plurality ofly according to the length of reinforcing bar 3, conveniently impel reinforcing bar 3 on the one hand, on the other hand can play the effect of bearing reinforcing bar 3. Because reinforcing bar 3 is longer and have certain deformability, the tip probably shifts to left and right sides, and the setting of transition portion 153 can be pushed away reinforcing bar 3 of skew to bearing part 151 on gradually, makes reinforcing bar 3 be located same straight line as far as possible, reduces the bending, makes things convenient for reinforcing bar 3 to rotate.

In this embodiment, the threading machine 2 includes a main threading wheel 22 connected to the motor 141 and a secondary threading wheel 21 disposed in parallel with the main threading wheel 22, the secondary threading wheel 21 is mounted on a base capable of being close to or far away from the main threading wheel 22, a liquid outlet pipe is disposed on the main threading wheel 22 or the secondary threading wheel 21, and a feeding end of the liquid outlet pipe is connected to a lubricating liquid tank.

The main threading wheel 22 in this embodiment rotates under the drive of the motor 141, the reinforcing steel bar 3 passes through the clamping mechanism and extends into the space between the main threading wheel 22 and the auxiliary threading wheel 21, the auxiliary threading wheel 21 is driven by the base to gradually approach the main threading wheel 22 until the main threading wheel 22 clamps the auxiliary threading wheel 21 and performs threading, after the threading is finished, the base drives the auxiliary threading wheel 21 to be far away from the main threading wheel 22, and the reinforcing steel bar 3 can be withdrawn from the space between the two threading wheels.

Main mantle fiber wheel 22, follow mantle fiber wheel 21 and carry out the mantle fiber in-process to reinforcing bar 3 and need lubricate, and the mantle fiber in-process can produce the heat, and the mantle fiber wheel is in the high temperature state for a long time and can reduce the life-span of mantle fiber wheel, so lubricated liquid can play lubricated effect once slowing down, and on the other hand can cool off the mantle fiber wheel.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. Split type high-efficient necking down mantle fiber production line, its characterized in that: including reinforcing bar transport mechanism and necking down machine and the mantle fiber machine that sets gradually along reinforcing bar transport mechanism, aligner and first clamping mechanism have set gradually between reinforcing bar transport mechanism and the mantle fiber machine, aligner and second clamping mechanism have set gradually between reinforcing bar transport mechanism and the necking down machine.

2. The split type efficient necking and threading production line of claim 1, characterized in that: the first clamping mechanism comprises a support frame, a first telescopic rod is arranged on the support frame, a compressing tool is arranged at the telescopic end of the first telescopic rod, the compressing tool comprises two compressing rollers, the two compressing rollers are arranged in the same direction with the material to be mantle fiber, a bearing roller is arranged below the compressing rollers, and the setting direction of the bearing roller is perpendicular to the setting direction of the compressing rollers.

3. The split type efficient necking and threading production line of claim 1, characterized in that: the aligner comprises a second fixing shaft, a bottom plate and two side plates, wherein the bottom plate can rotate along the second fixing shaft, the two side plates are arranged on the bottom plate, the second fixing shaft and the bearing roller are arranged in the same direction, and the side plates and the pressing roller are arranged in the same direction.

4. The split type efficient necking and threading production line of claim 3, characterized in that: the feed end of the aligner is connected with a transition plate; the transition plate is gradually inclined upwards in a direction close to the aligner, and/or the bottom plate is gradually inclined downwards in an end close to the carrying roller.

5. The split type efficient necking and threading production line of claim 1, characterized in that: a powder feeding lubricating device is arranged above the feeding end of the machine head of the necking machine and comprises a discharging pipe, a feeding pipe and a powder box which are sequentially connected, and a driving mechanism is arranged in the feeding pipe.

6. The split type efficient necking and threading production line of claim 5, characterized in that: the driving mechanism comprises a motor and a spiral conveying piece, a first bevel gear is connected to an output shaft of the motor, a second bevel gear is connected to the spiral conveying piece through a connecting rod, and the first bevel gear is meshed with the second bevel gear.

7. The split type efficient necking and threading production line of claim 1, characterized in that: the top of the feed side of the machine head feed end of the necking machine and/or the threading wheel of the threading machine is provided with a cylinder, and the telescopic end of the cylinder is connected with a striker plate which can move downwards to stop the forward movement of the reinforcing steel bar.

8. The split type efficient necking and threading production line of claim 2, characterized in that: and the reinforcing steel bar conveying mechanism is provided with a feeding and discharging roller for controlling the reinforcing steel bars to enter and exit the first clamping mechanism, and the surface of the feeding and discharging roller is provided with a power-assisted edge along the axial direction.

9. The split type efficient necking and threading production line of claim 8, characterized in that: the middle of the bearing roller and/or the feeding and discharging roller is provided with a bearing part, two ends of the bearing roller are provided with blocking parts, the diameter of the bearing part is smaller than that of the blocking parts, a transition part is arranged between the bearing part and the blocking parts, and the diameter of the transition part is gradually increased along the direction close to the bearing part.

10. The split type efficient necking and threading production line of claim 1, characterized in that: the mantle fiber machine includes the main mantle fiber wheel that links to each other with the motor and the follow mantle fiber wheel that sets up with main mantle fiber wheel side by side, install on the base that can be close to or keep away from main mantle fiber wheel from the mantle fiber wheel, main mantle fiber wheel or follow the mantle fiber wheel and be provided with the drain pipe, the feed end of drain pipe is connected with the lubricating fluid case.