CN207770717U - A kind of electric upsetter - Google Patents
A kind of electric upsetter Download PDFInfo
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- CN207770717U CN207770717U CN201721883863.3U CN201721883863U CN207770717U CN 207770717 U CN207770717 U CN 207770717U CN 201721883863 U CN201721883863 U CN 201721883863U CN 207770717 U CN207770717 U CN 207770717U
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Abstract
The utility model provides a kind of electric upsetter, including anvil tip electrode, jaw electrode and upset cylinder, it further include power supply, three-phase transformer and rectifying device, the input of the three-phase transformer is connect with power supply, the three-phase transformer is three rod structures, each column exports three electrodes, two of which electrode with connect respectively with the anode of one group of rectifying device, another is common end, and the cathode of all rectifying devices is linked together, and forms jaw electrode, the corresponding three public termination electrodes of three columns of transformer are linked together, anvil tip electrode is formed.The utility model has the beneficial effects that：It realizes that electric upset forging heating process is more energy efficient by the system, fills up the blank of domestic high-power electric upsetter.Electric upset forging machine is convenient, reliable, energy saving with three phase mains energy adjustment.Meets the needs of major diameter bar tens thousand of Ampere currents heating.
Description
Technical field
The utility model belongs to electric upsetter field, more particularly, to a kind of electric upsetter.
Background technology
Electric upsetter is to pass through electricity caused by one section of metal works contacting under two pairs of electrodes pressure using electric current
Thermal resistance makes material warms, softens.Two pairs of electrodes are referred to as hammering block electrode and jaw electrode.Under reset condition, metal stock exists
Appropriate spacing is stayed between hammering block electrode and jaw electrode.After blank is by heats forged temperature, under the action of upset force, by blank
Gradual jumping-up.In upsetting process, hammering block retreats, upset cylinder advances.Hammering block astern speed is less than upset cylinder forward speed, makes base
Material is upset molding.Two velocity variations are adjusted, the jumping-up shape of needs is formed.Pass through coordination electrode pressure, electrode movement speed
Degree, electrode relative position, heated current, heating voltage obtain electric upset forging preform.Existing mode of heating is single-phase transformation
The secondary directly exchange heating of device, due to material kelvin effect, heating is irregular, and heat penetration is poor, and the efficiency of heating surface is low.Exchange heated current
Waveform is sine wave, electric current zero passage twice a week, manufactured goods high rejection rate, high energy consumption.Single-phase Electric heating uses single-phase change
Depressor is directly powered, and is caused power supply uneven, is reduced power transformer power supply capacity, increase line loss, power factor is big
About 45%.House lead in power transformer power supply capacity demand height is about 2 times of single-phase transformer power consumption.In addition it is tied by itself
Structure and power supply limitation are unsuitable too high-power, and single-phase transformer power is generally less than 100KVA.Major diameter bar number cannot be met
The demand of ten thousand Ampere currents heating.
Invention content
In view of this, the utility model is directed to a kind of electric upsetter.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of electric upsetter, including anvil tip electrode, jaw electrode and upset cylinder, further include power supply, three-phase transformer and rectification
The input of device, the three-phase transformer is connect with power supply, and the three-phase transformer is three rod structures, and each column exports three electricity
Pole, two of which electrode with connect respectively with the anode of one group of rectifying device, another is common end, by all rectifying devices
Cathode links together, and forms jaw electrode, the corresponding three public termination electrodes of three columns of transformer are linked together,
Form anvil tip electrode.
Further, the three-phase transformer is three rod structures, and each column exports three electrodes, altogether 9 output, wherein
6 outputs are connect with the anode of one group of rectifying device respectively, and the other three is common end.
Further, the three-phase transformer is three-phase low-voltage, high current AC transformer.
Further, the rectifying device is 6 phase double-reverse star rectification devices.
The utility model has the advantages and positive effects of：
Due to the adoption of the above technical scheme, it realizes that electric upset forging heating process is more energy efficient by the system, fills up domestic big work(
The blank of rate electric upsetter.Electric upset forging machine is convenient, reliable, energy saving with three phase mains energy adjustment.Meet the tens thousand of peaces of major diameter bar
Train the demand of electric current heating.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
It can be obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of electric upsetter；
Fig. 2 is the circuit diagram of the utility model.
In figure：
1, primary 2, transformer core 3, transformer secondary output 4, rectifying device
5, workpiece 6, anvil tip electrode 7, jaw electrode 8, upset cylinder
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention, in the absence of conflict, the utility model
In embodiment and embodiment in feature can be combined with each other.
Many details are elaborated in the following description in order to fully understand the utility model, but this practicality is new
Type can also be implemented using other different from other manner described here, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case of novel intension, therefore the utility model is not limited by following public specific embodiment.
Secondly, the utility model combination schematic diagram is described in detail, when the utility model embodiment is described in detail, for ease of
Illustrate, indicate that the sectional view of device structure can disobey general proportion and make partial enlargement, and the schematic diagram is example,
The range of the utility model protection should not be limited herein.In addition, should include length, the three-dimensional of width and height in actual fabrication
Bulk.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more this feature.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
As depicted in figs. 1 and 2, the utility model includes anvil tip electrode 6, jaw electrode 7 and upset cylinder 8, three-phase transformer
Input connect with power supply, the three-phase transformer is three rod structures, and each column exports three electrodes, two of which electrode with point
It is not connect with the anode of one group of rectifying device, another is common end, and the cathode of all rectifying devices is linked together, and is formed
Jaw electrode links together the corresponding three public termination electrodes of three column of transformer, forms anvil tip electrode.
The three-phase transformer is three-phase low-voltage, high current AC transformer.
The rectifying device is 6 phase double-reverse star rectification devices.
Three-phase low-voltage high-current transformer is three rod structures, per column by primary coil, secondary secondary windings, electromagnet
Core forms.The primary coil of three columns is separately connected power supply AB phases, BC phases, CA phases.Primary coil voltage is 380V50HZ.Three columns
Secondary coil exports three electrodes respectively, and two of which electrode is connect with rectifier, another is common end.Rectifying device is (big
Matrix fills rectifying device, totally 6 groups of rectifying devices.6 groups of rectifying devices are divided into three sets, often cover two groups, every group of two end faces, on one side for
Cathode is on one side anode) anode surface connect with transformer output electrode.6 cathodes in 6 groups of rectifying devices are finally connected to one
It rises, ultimately forms the anode of three-phase low-voltage high-current transformer.By the public termination electrode connection of transformer secondary coil the other three
Together, the cathode of three-phase low-voltage high-current transformer is ultimately formed.Output voltage is 3-10VDC.Pass through above-mentioned connection group
At 6 phase double-reverse star rectification circuits.
6 phase double-reverse star rectification circuits are formed by above-mentioned connection.Output voltage is 3-10VDC.The heating for heating electrode is cloudy
Pole, heating anode and 6 groups of rectifying devices are all made of water-cooling structure.It is also accompanied by cooling transformation when supplying cooling water to heating electrode
Device secondary windings.
Realize that electric upset forging heating process is more smooth by the system, particularly suitable for processing major diameter bar, heating process is
DC heating, electromagnetic force are unidirectional, and blank shape is easier to control, and rejection rate is low.Electric upsetter is simple in structure, and temperature-controlled precision is high,
Environment friendly and pollution-free, automation easy to process is intelligent.Electric upsetting molding will promote the technological progress of forging.Using electric upsetter three-phase
Power supply directly heats partial alternative heating in medium frequency mode bar, further promotes the technological progress of forging.
Three-phrase burden balance reduces power supply limitation, and power factor is high, and peak power output is unrestricted.Three-phase electric upsetter
Obtain electrical power from the three-phase of power cord, single-phase electric upsetter from power cord it is single-phase obtain electrical power list, therefore heat energy on an equal basis
Power, power used in three-phase electric upsetter are the half of power used in single-phase electric upsetter.Solve that supply transformer reactive loss is big, supplies
The problems such as electric scarce capacity.
Electric upsetter three phase mains, it is reasonable for structure, reliable for operation, it is easy to maintenance.This model machine tests prove that：Working performance is steady
Fixed reliable, same heating efficiency electric energy only needs former single-phase half.DC heating, zero crossing, heating process is not more continuous for electric current.
Manufactured goods heating process electromagnetic force is unidirectional, and blank shape is easier to control, and rejection rate is greatly reduced.
The embodiments of the present invention are described in detail above, but the content is only the preferable of the utility model
Embodiment should not be considered as limiting the scope of the present invention.It is made according to the scope of application of this utility model equal
Deng variation and improvement etc., should all still belong within the patent covering scope of the utility model.
Claims (4)
1. a kind of electric upsetter, including anvil tip electrode (6), jaw electrode (7) and upset cylinder (8), it is characterised in that：It further include electricity
Source, three-phase transformer and rectifying device (4), the input of the three-phase transformer are connect with power supply, and the three-phase transformer is three
Rod structure, each column export three electrodes, two of which electrode with connect respectively with the anode of one group of rectifying device, another is
Common end links together the cathode of all rectifying devices, jaw electrode is formed, by three columns corresponding three of transformer
A public termination electrode links together, and forms anvil tip electrode.
2. electric upsetter according to claim 1, it is characterised in that：The three-phase transformer is three rod structures, and each column is defeated
Go out three electrodes, altogether 9 output, wherein 6 outputs are connect with the anode of one group of rectifying device respectively, the other three is public
End.
3. electric upsetter according to claim 1 or 2, it is characterised in that：The three-phase transformer is three-phase low-voltage, big electricity
Flow AC transformer.
4. electric upsetter according to claim 1 or 2, it is characterised in that：The rectifying device is 6 phase double-reverse star rectification devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721883863.3U CN207770717U (en) | 2017-12-28 | 2017-12-28 | A kind of electric upsetter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721883863.3U CN207770717U (en) | 2017-12-28 | 2017-12-28 | A kind of electric upsetter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207770717U true CN207770717U (en) | 2018-08-28 |
Family
ID=63225452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721883863.3U Active CN207770717U (en) | 2017-12-28 | 2017-12-28 | A kind of electric upsetter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207770717U (en) |
-
2017
- 2017-12-28 CN CN201721883863.3U patent/CN207770717U/en active Active
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