CN207494220U - A kind of feeding mechanism for round steel drawing draft gear - Google Patents
A kind of feeding mechanism for round steel drawing draft gear Download PDFInfo
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- CN207494220U CN207494220U CN201721369608.7U CN201721369608U CN207494220U CN 207494220 U CN207494220 U CN 207494220U CN 201721369608 U CN201721369608 U CN 201721369608U CN 207494220 U CN207494220 U CN 207494220U
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- rotating drum
- feeding mechanism
- wire
- round steel
- processed
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Abstract
The utility model discloses a kind of feeding mechanisms for round steel drawing draft gear, the round steel drawing draft gear includes the feeding mechanism with material location fit to be processed, for winding the rotating drum of material, manipulator mechanism between feeding mechanism and rotating drum, drawbench is connected on the rotating drum, the drawbench, which can coordinate to grip material to be processed from feeding mechanism and draw with manipulator mechanism, to be wound on rotating drum, when material stable winding to be processed is to rotating drum, the drawbench can release the clamping to material, so that the material for completing processing is fallen automatically;The feeding mechanism includes babinet, the die assembly in babinet and the positioning component for lifting babinet equipped with inlet port and outlet port.The structure design of the utility model is reasonable, realizes full-automatic operation, reduces cost of labor, security performance higher, high sensitivity, drawing is efficient, and service life is long.
Description
Technical field
The utility model belongs to reinforcing bar processing machinery field, more particularly, to it is a kind of for round steel drawing draft gear into
Expect mechanism.
Background technology
Steel processing is typically under external pulling force effect, forces steel embryo material by die hole, so as to obtain required shape,
The finished steel of size and mechanical property.Draw-off gear currently on the market needs artificial loading, manually draws the consuming of chain feeding
Raw material are more, increase cost, and artificial blanking is needed after machining, and since steel weight is not easy to control greatly, be easy to cause
The injury of the person, high labor cost, and need to shut down and be operated, when carrying out drawing again, due to the stopping of rotating drum
Rotation and restarting, cause the variation of linear velocity, the outer diameter that can lead to its head end is undesirable.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides a kind of high degree of automation, security performance height, waste
Raw material are few, drawing is efficient, drawing effect the is good feeding mechanism for round steel drawing draft gear.
Technical solution is used by the utility model solves its technical problem:It is a kind of for round steel drawing draft gear
Feeding mechanism, the round steel drawing draft gear includes with the feeding mechanism of material location fit to be processed, for winding material
Rotating drum, the manipulator mechanism between feeding mechanism and rotating drum, be connected with drawing on the rotating drum
Device is pulled out, which, which can coordinate to grip material to be processed from feeding mechanism and draw with manipulator mechanism, is wound to rotating drum
On, when material stable winding to be processed is to rotating drum, which can release the clamping to material so that complete processing
Material is fallen automatically;The feeding mechanism include equipped with the babinets of inlet port and outlet port, the die assembly in babinet and
For lifting the positioning component of babinet.
Existing draw-off gear needs hand feed, and whole steel pipe is pulled out, and torque increases, the material of head clamping compared with
Long, the material scrapped is more, increases production cost;The utility model realizes full-automatic work, is carried out without shutting down
Material, not only reduces cost of labor, and work continuously, and the raw material of loss are reduced.
Further, the die assembly includes clamp nut, the first gasket seal, finished product after processing is completed for control
The first wire-drawing die, the second gasket seal, casing and the second wire-drawing die for being used to support material to be processed of outer diameter, the set
Inside pipe wall forms multiple cooling baths axially extended, first wire-drawing die, the second gasket seal and the second wire-drawing die
In casing, and the first wire-drawing die and the second wire-drawing die protrude from the setting of casing both ends.Casing equipped with handle is convenient for
To the replacement of the first wire-drawing die and the second wire-drawing die during the steel of working process various outer diameter, cooling bath in casing can be with
Cooling water is gathered, effectively reduces the temperature of the first wire-drawing die and the second wire-drawing die, to the first wire drawing when avoiding the steel from stretching
The damage of mold and the second wire-drawing die;The setting of first gasket seal and the second gasket seal causes die assembly tightly
When in babinet, the first wire-drawing die and the second wire-drawing die that offset will not generate abrasion.
Further, the feed inlet is equipped with the guide roller in the arrangement of " well " font.Two are vertically arranged in feed inlet
First guide roller and two the second guide rollers for being horizontally set on the first guide roller rear not only have steel realization to be processed
The support limit effect of power, and reduce its resistance moved to discharge port.
Further, the positioning component include square body, can be connected with babinet sliding block, for what is moved with movable slider
Actuator and for guide holder of the control slide block along square body upper and lower translation.
Further, the rotating drum is equipped with the induction pieces for sensing the load current on rotating drum, in negative
When carrying electric current less than setting value, induction pieces control rotating drum stops operating.
Further, the manipulator mechanism includes mounting base, the rotating arm being rotatably connected in mounting base and the rotation
The machinery that pivoted arm is rotatedly connected hooks, and the machinery hooks the card slot that is equipped with and can coordinate with trussed shore.
Further, the rotating drum be equipped with cooling system, include baffle, revolve around it reel set disk
And the waterway that top is connected with disk, water inlet pipe, the disk bottom are equipped with the face position of waterway on the baffle
Equipped with drainpipe.The cold water entered in waterway by water inlet pipe can reduce the temperature of rotating drum outer wall, avoid steel
High temperature damage rotating drum, the water in waterway is spilled over in disk by top after being heated and is discharged by drainpipe, real
Water cycle in existing waterway, good cooling results reduce the damage to device, improve the yield rate of finished product round steel.
Further, the rotating drum is built-in with hydraulic circuit, which is connected with a slip ring, and the slip ring can
Follow hydraulic circuit and rotating drum synchronous rotary.Hydraulic circuit is avoided to cause to wind as rotating drum constantly rotates.
The beneficial effects of the utility model are, reasonable in design, realize full-automatic operation, reduce cost of labor,
Security performance higher, high sensitivity, drawing is efficient, and service life is long.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model round steel drawing draft gear.
Fig. 2 is the part isometric structure diagram one of the utility model round steel drawing draft gear.
Fig. 3 is the part isometric structure diagram two of the utility model round steel drawing draft gear.
Fig. 4 is the part isometric structure diagram three of the utility model round steel drawing draft gear.
Fig. 5 is the part isometric structure diagram four of the utility model round steel drawing draft gear.
Fig. 6 is the overlooking the structure diagram of the utility model round steel drawing draft gear.
Fig. 7 is the side elevation in partial section one of the utility model round steel drawing draft gear.
Fig. 8 is the side view one of the utility model round steel drawing draft gear.
Fig. 9 is the side elevation in partial section two of the utility model round steel drawing draft gear.
Figure 10 is the side view two of the utility model round steel drawing draft gear.
Figure 11 encloses the dimensional structure diagram set on rotating drum outer wall state for clamp assembly.
Figure 12 is the dimensional structure diagram that clamp assembly is stretched to feeding mechanism feeding state.
Figure 13 is the main structure diagram of ontology.
Figure 14 is the dimensional structure diagram one of ontology.
Figure 15 is the dimensional structure diagram two of ontology.
Figure 16 is the cross-sectional view of ontology.
Figure 17 is the overlooking the structure diagram of ontology.
Figure 18 is the dimensional structure diagram one of rotating drum.
Figure 19 is the dimensional structure diagram two of rotating drum.
Figure 20 is the cut-away section structure diagram of rotating drum.
Figure 21 is the dimensional structure diagram of manipulator mechanism.
Figure 22 is three kinds of action state schematic diagrames of manipulator mechanism.
Figure 23 is the fit structure sectional view one of die assembly and feeding mechanism.
Figure 24 is the fit structure sectional view two of die assembly and feeding mechanism.
Figure 25 is the fit structure explosive view of die assembly and feeding mechanism.
Specific embodiment
In order to which those skilled in the art is made to be better understood from the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, clear, complete description is carried out to the technical solution in utility model embodiment, it is clear that described reality
The part of the embodiment that example is only the utility model is applied, instead of all the embodiments.Based on the implementation in the utility model
Example, those of ordinary skill in the art's all other embodiments obtained without making creative work, all should
Belong to the range of the utility model protection.
As Figure 1-10 shows, a kind of drawing draft gear for round steel, including being used for the fixed charging for treating drawing material
Mechanism 1, for winding the rotating drum 2 of material, the drawbench 5 being movably connected on rotating drum 2, by drawbench 5 from rotation
The manipulator mechanism 3 to grip material is drawn to feeding mechanism 1 on reel 2 and is used to finish receiving set on 2 lower section of rotating drum
The rack 4 of the material of processing.The rack 4 of various outer diameter is selected, the take-up diameter for the round steel for completing to process can be controlled, is selected not
Level rack 4 can control the winding height for the round steel for completing to process.The bottom of rack 4 is equipped with pulley, and face is put
It puts in the bottom of rotating drum 2, side wall is enclosed equipped with multiple inverted U stents, facilitates heat dissipation.
As shown in Figure 11-18, drawbench 5 includes chain 51 and is formed in the cutting face 21 of 2 bottom sidewall of rotating drum.Chain
One end of item 51 is fixedly connected on 2 side wall of rotating drum, and the other end of chain 51 is fixedly connected with clamp assembly.In order to ensure
Chain 51 can be fitted tightly on the outer wall of rotating drum 2, also for the flexibility for improving chain 51, by multiple blocky chain links
511 compositions.Clamp assembly include be formed with cavity ontology 521, up and down parallelly be mounted on cavity in upper grip 522 and under
Collet 523 forms the track 524 of slot structure in a rectangular trapezoid in cavity, hydraulic pump is equipped in ontology 521, by being connected to
Two oil circuits on hydraulic pump control the moving direction of upper grip 522 and lower collet 523.Magnetic is installed on ontology 521
Property part, when clamp assembly is fitted on the outer wall of rotating drum 2, magnetic part attracts each other with rotating drum 2, ensure fixture group
Part is connect with the secure fit of rotating drum 2.
When clamp assembly is needed to clamp material, material is inserted into the gap between upper grip 522 and lower collet 523, oil
Road provides hydraulic-driven upper grip 522 and lower collet 523 moves outside ontology 521 simultaneously, due to the squeezing action of trapezoidal inclined plane,
Gap shrinks between upper grip 522 and lower collet 523, material are in working position by firm clamping, clamp assembly.In order to ensure
Broached-tooth design is formed on the stability of clamping, upper grip 522 and the opposite face of lower collet 523.
When needing to release the clamping to material, reversed oil circuit driving upper grip 522 and lower collet 523 are simultaneously to ontology
It is moved in 521, the gap enlargement between upper grip 522 and lower collet 523, material is relaxed, and clamp assembly is in storage position.
In order to not generate offset when ensureing that upper grip 522 and lower collet 523 work, limited post is formed on upper grip 522
527, limiting slot 525 is offered on ontology 521, limited post 527 can be screwed after being pierced by from limiting slot 525 so that limit
Position column 527 can only be moved along limiting slot 525.The bottom of ontology 521 is also formed with the trussed shore 526 of I-shaped.
Cutting face 21 is along the diminishing gradually notching construction of circumferential direction of rotating drum 2, cutting face from 521 side of ontology
21 extension side walls.In order to avoid steel bending amplitude is excessive, formed to house ontology on the outer wall of rotating drum 2
521 groove, gradually the depth capacity of notching construction is less than the depth of groove.
In order to ensure that the steel being wrapped on rotating drum 2 fit in 2 outer wall of rotating drum, outside 2 top of rotating drum
Wall is circumferentially distributed multiple pressing wheel mechanisms 6, and in this present embodiment, there is provided three pressing wheel mechanisms, each pressing wheel mechanism includes two
A pinch roller axially mounted along rotating drum 2.Pressing wheel mechanism 6 can clamp the round steel on rotating drum 2, prevent the circle after drawing
Steel skids when reaching enough number of turns not yet.
Rotating drum 2 is driven by motor to be rotated, and is equipped with to carry out the defeated of hydraulic oil to drawbench 5 in rotating drum 2
The hydraulic circuit 25 for entering and exporting, in order to avoid hydraulic circuit 25 crimps winding as rotating drum 2 rotates, in hydraulic circuit
A slip ring 26 is connected on 25, which can follow hydraulic circuit 25, rotating drum 2 to rotate synchronously, and will not cause to crimp.
As shown in Figure 19-20, cooling system is installed on rotating drum 2, including the annular being arranged on rotating drum 2
Waterway 24, the disk 23 being connected on 24 side wall of waterway and the baffle 22 for being connected to 23 top of disk, baffle 22 are located at water
The position at cold 24 top of chamber is equipped with water inlet pipe 221, and the bottom of disk 23 is equipped with drainpipe 231.During work, cold water by into
Water pipe 221 enters in waterway 24, and the A side walls of rotating drum 2 obtain cooling down, from top after the water heating in waterway 24
Disk 23 is spilled over to, is discharged finally by drainpipe 231, constantly cycle is so that the temperature of rotating drum 2 is reduced, so as to control
The temperature of device processed reduces the damage to device, improves the yield rate of finished product round steel.
As shown in figure 21, manipulator mechanism 3 includes being fixedly mounted on drawing draft gear of the utility model for round steel
Side wall of outer shell on mounting base 31, the rotating arm 32 that is connected in mounting base 31 with can horizontally rotating and can horizontally rotate
The machinery that ground is connected to 32 one end of rotating arm hooks 33, and machinery hooks the card slot 331 for being formed on 33 and being caught in trussed shore 526.Rotation
Arm 32 is connected with servo motor 34 by a planetary reducer 35, and machinery hook 33 is connected with by a corner planetary reducer 36 to be watched
Take motor 37.
As shown in figure 22, when manipulator mechanism 3 is standby, i.e., as shown in B1 in figure, rotating arm 32 and machinery
33 are hooked in the same horizontal line, and leans on side wall of outer shell setting, i.e., at this time manipulator mechanism 3 will not interfere with drawing operation into
Row;When manipulator mechanism 3 is in the state of traction clamp assembly, i.e., as shown in B2 in figure, rotating arm 32 and machinery hook 33 are in
Angle is set, and card slot 331 is caught in trussed shore 526;When manipulator mechanism 3 is in the state of traction clamp assembly, i.e., as in figure
Shown in B2, machinery hooks 33 and draws clamp assembly to 12 position of discharge port of feeding mechanism 1.
As shown in figs. 23-25, feeding mechanism 1 includes the babinet 13 equipped with feed inlet 11 and discharge port 12, mounted on babinet
Die assembly 14 in 13 and the positioning component for lifting babinet 13.Die assembly 14 fits closely setting with discharge port 12,
It includes clamp nut 141, the first gasket seal 142, for controlling complete finished product outer diameter after processing the successively from left to right
One wire-drawing die 143, the second gasket seal 144, casing 145, the second wire-drawing die 146 for being used to support material to be processed and
Three gasket seals, the outer diameter of the second wire-drawing die 146 are more than the outer diameter of the first wire-drawing die 143, and casing 145 is with handle
Hollow cylindrical structure, the first wire-drawing die 143 and the second wire-drawing die 146 protrude from the setting of 145 both ends open of casing, casing
145 inner wall forms the arc cooling bath 147 axially extended, and can flow cooling water in the cooling bath 147 reaches cooling
Purpose avoids 146 heat damage of the first wire-drawing die 143 and the second wire-drawing die.
The hollow cavity 16 of sustainable steel to be processed is formed on babinet 13, the other end of cavity 16 has feed inlet
11, feed inlet 11 is set there are four guide roller 111, and two guide rollers are vertically-mounted, and another two guide roller is horizontally mounted, and steel are from four
The center of a guide roller passes through.
13 lower section of babinet is connected with positioning component, including square body 151, the sliding block 152 that can be connected with babinet 13, is used for
With movable slider 152 move actuator 153 and for guide holder 154 of the control slide block 152 along 151 upper and lower translation of square body.Side
Cylinder 151 is hollow structure, and sliding block 152 is threaded through in square body 151, and actuator 153 is to be connected to stretching for 152 bottom of sliding block
Oil cylinder, guide holder 154 are the two vertical plates structure mounted on 151 both sides of square body, and actuator 153 drives sliding block 152 in square column
When in body 151 along 154 upper and lower translation of guide holder, babinet 13 moves up and down therewith.
In order to ensure the quality of steel drawing, just it is detected before steel processing, in the discharging of feeding mechanism 1
Testing agency is set on mouthfuls 12, which includes three industry cameras mounted on discharge port 12, to from discharge port
Steel in 12 carry out appearance detection and judge, if the line footpath of steel is undesirable or the surface of steel has injury region then
It shuts down and replaces at once, loss is minimized.
The utility model further includes control system, including sensor, set on feeding mechanism, for sensing material to be processed
Whether the discharge port of feeding mechanism is installed on;
Controller for the signal that receiving sensor is sent, and transmits signals to manipulator mechanism;
First inductor set on manipulator mechanism, for receiving the signal that controller is sent out, will be fitted on rotating drum
Clamp assembly draw to discharge port;
Counting module for recording the turnning circle of rotating drum, and when turnning circle reaches setting numerical value, passes through control
Signal is passed to pressing wheel mechanism by device processed;
Second inductor, set on pressing wheel mechanism, for receiving the signal that controller is sent out, control pressing wheel mechanism applies material
External force is added to be limited to rotating drum outer wall;
Third inductor set on drawbench, for receiving the signal that controller is sent out, reaches setting numerical value in turnning circle
When, control clamp assembly releases the clamping to material.
4th inductor, set on feeding mechanism, for receiving the signal that controller is sent out, control feeding mechanism is with material
It is wound along rotating drum outer wall and rises and rise.
The invention also discloses a kind of operating methods of round steel drawing draft gear, include the following steps:
1)The end of material to be processed is formed after pricking head and be installed on feeding mechanism, and end is pierced by from discharge port;
2)The height and position of feeding mechanism is adjusted by positioning component so that feed inlet and height where clamp assembly are neat
Flat setting;
3)Control machinery hand mechanism draws clamp assembly to discharge port, and material to be processed is inserted into clamp assembly;
4)Upper grip and lower collet move in vitro along track to this, and material to be processed is by stable holding;
5)Drawbench sends out signal to controller, and rotating drum rotation drives material rotation to be wound to outside rotating drum
Wall, at the same feeding mechanism receive signal after rise, ensure material be in horizontality;
6)It after being wound to the setting numerical value number of turns, is enclosed in this present embodiment for 8-10, control pressing wheel mechanism is to being wound to rotation
The material of reel outer wall applies external force and is limited to rotating drum outer wall;
7)Control upper grip and lower collet are moved along track into ontology, and clamp assembly releases the clamping to material, object
Expect that end under the action of cutting face, is detached from from rotating drum automatically, the material for completing processing is driven to fall under gravity
To rack;
8)When load current on rotating drum is less than setting value 55-60A, rotating drum stops operating.
The operation principle of the utility model is:Feed mechanism is first risen into extreme higher position, by one end after pricking head
Round steel is inserted into the discharge port of feeding mechanism;Adjust the height and position of feed mechanism so that feed inlet and height where clamp assembly
Setting is flushed, round steel head is prevented to be broken;After sensor sensing to the presence of material on feeding mechanism, sent out to controller
The number of delivering letters, controller receive and send signal to manipulator mechanism after signal, and the first inductor on manipulator mechanism receives
It is moved after signal to clamp assembly, machinery hooks to be socketed on trussed shore is moved to discharge port by drawbench, and clamp assembly is inserted in
Round steel, round steel are placed between upper grip and lower collet, and hydraulic pump provides hydraulic-driven upper grip and lower collet to this external shifting
It is dynamic, material is firmly clamped, while manipulator mechanism returns back to original position by Serve Motor Control, while hydraulic pump is sent to controller
Signal, rotating drum start to rotate clockwise, and the 4th inductor on feeding mechanism is received after signal on also synchronous with material
It rises, ensures that material is on horizontal line, after ensureing that the flatness of finished product round steel, rotation 8-10 are enclosed, counting module is sent out to controller
Signal is passed to pressing wheel mechanism by the number of delivering letters, controller, and the second inductor on pressing wheel mechanism is received after signal to rotating drum
It is close, apply external force and squeeze material to rotating drum direction, material is avoided to be detached from from rotating drum and is fallen, between being given after clamping
Every time signal, while controller sends signal to the third inductor of drawbench, and the hydraulic pump control oil circuit on drawbench is anti-
To flowing, hydraulic-driven upper grip is provided and lower collet is moved into ontology, releases the clamping to material, material is in cutting face
Elastic force effect is lower to pop up, and freely falls to rack under the effect of gravity, completes automatic blanking.
Above-mentioned specific embodiment is used for illustrating the utility model rather than limiting the utility model,
In the spirit and scope of the claims of the utility model, to any modifications and changes that the utility model is made, all fall
Enter the scope of protection of the utility model.
Claims (8)
1. a kind of feeding mechanism for round steel drawing draft gear, the round steel drawing draft gear includes and material to be processed
The feeding mechanism (1) of location fit, for winding the rotating drum of material (2), set on feeding mechanism (1) and rotating drum (2)
Between manipulator mechanism (3), it is characterised in that:Drawbench (5), the drawbench are connected on the rotating drum (2)
(5) it can coordinate to grip material to be processed from feeding mechanism (1) and draw with manipulator mechanism (3) and be wound to rotating drum (2)
On, when material stable winding to be processed to rotating drum (2), which can release the clamping to material so that complete
The material of processing is fallen automatically;The feeding mechanism (1) is including being equipped with the babinet (13) of feed inlet (11) and discharge port (12), setting
In the die assembly (14) in babinet (13) and the positioning component for lifting babinet (13).
2. feeding mechanism according to claim 1, it is characterised in that:The die assembly (14) is including clamp nut
(141), the first gasket seal (142), for controlling complete the first wire-drawing die (143) of finished product outer diameter after processing, second close
Gasket (144), casing (145) and the second wire-drawing die (146) for being used to support material to be processed, described sleeve pipe (145) are interior
Wall forms multiple cooling baths (147) for penetrating through extension in an axial direction, first wire-drawing die (143), the second gasket seal (144)
And second wire-drawing die (146) in the casing (145), and the first wire-drawing die (143) and the second wire-drawing die (146) protrusion
It is set in casing (145) both ends.
3. feeding mechanism according to claim 1, it is characterised in that:The feed inlet (11) is equipped in the arrangement of " well " font
Guide roller (111).
4. feeding mechanism according to claim 1, it is characterised in that:The positioning component includes square body (151), can be with
The connected sliding block (152) of babinet (13), the actuator (153) moved for band movable slider (152) and for control slide block (152)
Along the guide holder (154) of square body (151) upper and lower translation.
5. feeding mechanism according to claim 1, it is characterised in that:The rotating drum is equipped with to sense rotation volume
The induction pieces of load current on cylinder, when load current is less than setting value, induction pieces control rotating drum stops operating.
6. feeding mechanism according to claim 1, it is characterised in that:The manipulator mechanism (3) including mounting base (31),
The rotating arm (32) being rotatably connected in mounting base (31), the machinery hook (33) being rotatedly connected with the rotating arm (32), it is described
Machinery hooks (33) and is equipped with the card slot (331) that can coordinate with trussed shore (526).
7. feeding mechanism according to claim 1, it is characterised in that:The rotating drum (2) is equipped with cooling system,
Including baffle (22), revolve around it the disk (23) of reel (2) setting and the waterway (24) that is connected with disk (23) of top, institute
It states and is equipped with water inlet pipe (221) on baffle (22) with the face position of waterway (24), disk (23) bottom is equipped with drainpipe
(231)。
8. feeding mechanism according to claim 1, it is characterised in that:The rotating drum (2) is built-in with hydraulic circuit
(25), which is connected with a slip ring (26), and the slip ring (26) can follow hydraulic circuit (25) and rotating drum
(2) synchronous rotary.
Priority Applications (1)
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CN201721369608.7U CN207494220U (en) | 2017-10-24 | 2017-10-24 | A kind of feeding mechanism for round steel drawing draft gear |
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Application Number | Priority Date | Filing Date | Title |
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CN201721369608.7U CN207494220U (en) | 2017-10-24 | 2017-10-24 | A kind of feeding mechanism for round steel drawing draft gear |
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Publication Number | Publication Date |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107812795A (en) * | 2017-10-24 | 2018-03-20 | 海盐宝利机械有限公司 | A kind of feeding mechanism and operating method for round steel drawing draw-gear |
-
2017
- 2017-10-24 CN CN201721369608.7U patent/CN207494220U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107812795A (en) * | 2017-10-24 | 2018-03-20 | 海盐宝利机械有限公司 | A kind of feeding mechanism and operating method for round steel drawing draw-gear |
CN107812795B (en) * | 2017-10-24 | 2023-08-18 | 嘉兴宝利机械股份有限公司 | Feeding mechanism for round steel drawing traction device and operation method |
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