CN209238689U - A kind of cold pilger mill of precision pipe - Google Patents
A kind of cold pilger mill of precision pipe Download PDFInfo
- Publication number
- CN209238689U CN209238689U CN201821797400.XU CN201821797400U CN209238689U CN 209238689 U CN209238689 U CN 209238689U CN 201821797400 U CN201821797400 U CN 201821797400U CN 209238689 U CN209238689 U CN 209238689U
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- CN
- China
- Prior art keywords
- pilger mill
- cold pilger
- fixed
- round bar
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to cold pilger mill technical fields, and disclose a kind of cold pilger mill of accurate pipe, including pedestal, the side of the base front surface top and bottom end is fixedly installed with column respectively, the front and back of two column sides is fixedly installed with rack gear respectively, the external tooth of four rack gears is engaged respectively there are four transmission gear, four one group of transmission gear every two have been fixedly attached shaft respectively, movable sleeve is connected to fixed plate respectively at the both ends of two shafts, fixing sleeve is connected to roll respectively at the middle part of two shafts, one end of two fixed plates has been respectively fixedly connected with fixed block.The cold pilger mill of the precision pipe, pass through being used cooperatively for electromagnet, ring spring, telescopic rod and iron block, round bar is set easily to be fixed on the inside of fixed block or take out from the inside of fixed block, and then facilitate fixed plate, shaft and roll replacement, thus achieved the purpose that the cold pilger mill of accurate pipe just with replacement roll.
Description
Technical field
The utility model relates to cold pilger mill technical field, specially a kind of cold pilger mill of accurate pipe.
Background technique
Cold pilger mill is the process equipment for carrying out cold conditions rolling to hollow forging using annular distance shape, which has preferable cogging
Can, the non-ferrous metal seamless pipe of general precision can be also rolled, cold pilger mill maximum feature is high for stock utilization, and precision and table
Surface roughness is superior to drawn tube.
Cold pilger mill is mainly to pass through two rolls of intermittent movement to hollow forging progress cold conditions rolling, since roll is rotating
When and hollow forging between there is biggish frictional force, therefore after prolonged use, the surface abrasion of roll is serious, and then affects
Cold conditions rolling effect, and between roll and cold pilger mill ontology mostly all be integral type, can only by addition lubricating oil come
The service life for extending roll, is not easy to replace it in roller surface serious wear, releases a kind of accurate pipe thus
Cold pilger mill.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of cold pilger mill of accurate pipe, has and is conveniently replaceable
The advantages of roll, solving roll has biggish frictional force between hollow forging in rotation, therefore after prolonged use, rolls
The surface abrasion of roller is serious, and then affects the effect of cold conditions rolling, and be all mostly between roll and cold pilger mill ontology
Integral type can only be extended the service life of roll by addition lubricating oil, is not easy in roller surface serious wear to it
The problem of being replaced.
The utility model provides the following technical solutions: a kind of cold pilger mill of precision pipe, including pedestal, the base front surface
The side of top and bottom end is fixedly installed with column respectively, and the front and back of two column sides is fixedly installed with respectively
Rack gear, the external tooth of four rack gears are engaged respectively there are four transmission gear, four transmission gear every two, one group of difference
Fixing sleeve is connected to shaft, and movable sleeve is connected to fixed plate, the middle part difference of two shafts respectively at the both ends of two shafts
Fixing sleeve is connected to roll, and one end of two fixed plates has been respectively fixedly connected with fixed block, the inside of two fixed blocks
Movable sleeve is connected to round bar respectively, and the two sides inside the fixed block are fixedly installed with electromagnet respectively, two electromagnet
The other end has been respectively fixedly connected with telescopic rod, and the other end of two telescopic rods has been respectively fixedly connected with iron block, described in two
Pivot bush unit has ring spring respectively for the outside of telescopic rod, and movable sleeve is connected to positioned at two admittedly respectively for the bottom end of two round bars
Determine the square bar inside block, one end of two square bars has been respectively articulated with connecting rod, and the base front surface is far from roll side
Top and bottom end are fixedly installed with rectangular slab respectively, and movable sleeve is connected to roller bearing, two institutes respectively at the middle part of two rectangular slabs
Stating the other end of roller bearing, fixing sleeve is connected to driven gear respectively, and the external tooth of two driven gears is engaged with driving tooth respectively
Wheel, the equal fixing sleeve in the middle part of two driving gears are connected to connecting shaft, and the top of the base front surface side is fixedly installed with
It is fixedly attached in the middle part of motor, the output shaft of the motor and a driving gear.
Preferably, the inside of round bar, and the inside of the outside of iron block and round bar are run through and extended in one end of the iron block
It is slidably connected.
Preferably, the quantity of the round bar is two, and the external activity of the round bar is socketed with outside fixed block
Reset spring.
Preferably, one end of the ring spring is fixedly connected with one end of electromagnet, the other end of the ring spring
It is fixedly connected with one end of iron block.
Preferably, the one end of the connecting rod far from transmission gear is hinged by the side of rotation axis and driven gear.
Preferably, movable sleeve is connected to the bracket between two driving gears respectively at the both ends of the connecting shaft, and two
Bracket in the connecting shaft is fixedly mounted on the front of pedestal.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, the cold pilger mill of the precision pipe makes to justify by being used cooperatively for electromagnet, ring spring, telescopic rod and iron block
Bar can easily be fixed on fixed block inside or from the inside of fixed block take out, and then facilitate fixed plate, shaft and
Roll replacement, thus achieved the purpose that the cold pilger mill of accurate pipe just with replacement roll.
2, the cold pilger mill of the precision pipe passes through connecting rod, square bar, round bar, transmission gear, rack gear, shaft, passive tooth
Wheel, driving gear, connecting shaft and motor are used cooperatively, and allow the back-and-forth motion of two roll intervals, and then roll to two
Hollow forging between roller carries out cold conditions rolling, so that the cold pilger mill for realizing accurate pipe can carry out the function of cold conditions rolling to hollow forging
Energy.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the round bar schematic diagram of the utility model structure.
In figure: 1, pedestal；2, column；3, rack gear；4, transmission gear；5, shaft；6, fixed plate；7, roll；8, fixed block；
9, round bar；10, electromagnet；11, telescopic rod；12, iron block；13, ring spring；14, square bar；15, connecting rod；16, rectangular slab；
17, roller bearing；18, driven gear；19, driving gear；20, connecting shaft；21, motor.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of cold pilger mill of accurate pipe referring to FIG. 1-2, including pedestal 1, the side on pedestal 1 positive top and bottom end
It is fixedly installed with column 2 respectively, the front and back of two 2 sides of column is fixedly installed with rack gear 3 respectively, four rack gears 3
External tooth is engaged respectively there are four transmission gear 4, and four one group of 4 every two of transmission gear have been fixedly attached shaft 5 respectively, and two turn
Movable sleeve is connected to fixed plate 6 respectively at the both ends of axis 5, and fixing sleeve is connected to roll 7, two fixed plates 6 respectively at the middle part of two shafts 5
One end be respectively fixedly connected with fixed block 8, pivot bush unit has round bar 9, the quantity of round bar 9 respectively for the inside of two fixed blocks 8
It is two, the external activity of round bar 9 is socketed with the reset spring outside fixed block 8, passes through the extensive of 9 upper reset spring of round bar
Multiple power, makes the bottom end inside round bar 9 that can be increased frictional force between the two with the fitting of the bottom end of iron block 12 tightly, be prevented
There is opposite sliding, to improve the practicability of the cold pilger mill of accurate pipe, the two sides inside fixed block 8 are fixedly mounted respectively
There is electromagnet 10, the other end of two electromagnet 10 has been respectively fixedly connected with telescopic rod 11, the other end point of two telescopic rods 11
It is not fixedly connected with iron block 12, the inside of round bar 9, and the outside of iron block 12 and round bar 9 are run through and extended in one end of iron block 12
Internal slide connection, ensure that iron block 12 be inserted into round bar 9 inside after, round bar 9 cannot teetertotter, to improve precision
The stability of the cold pilger mill of pipe, pivot bush unit has ring spring 13 respectively for the outside of two telescopic rods 11, ring spring 13
One end is fixedly connected with one end of electromagnet 10, and the other end of ring spring 13 is fixedly connected with one end of iron block 12, passes through electricity
Magnet 10, ring spring 13, telescopic rod 11 and iron block 12 are used cooperatively, and round bar 9 is allow easily to be fixed on fixed block 8
Inside is taken out from the inside of fixed block 8, and then is facilitated fixed plate 6, shaft 5 and roll 7 and replaced, to reach precision
The cold pilger mill of pipe just with replacement roll 7 purpose, movable sleeve is connected to positioned at two fixed blocks 8 respectively for the bottom end of two round bars 9
Internal square bar 14, one end of two square bars 14 have been respectively articulated with connecting rod 15, and the one end of connecting rod 15 far from transmission gear 4 is logical
It crosses rotation axis and the side of driven gear 18 is hinged, when ensure that driven gear 18 rotates, roll 7 is allow to pass through connecting rod
15, the back-and-forth motion of square bar 14, round bar 9,5 interval of transmission gear 4, rack gear 3 and shaft, and then to the famine between two rolls 7
Pipe carries out cold conditions rolling, and top and bottom end of the front of pedestal 1 far from 7 side of roll are fixedly installed with rectangular slab 16 respectively, and two
Movable sleeve is connected to roller bearing 17 respectively at the middle part of rectangular slab 16, and fixing sleeve is connected to driven gear to the other end of two roller bearings 17 respectively
18, the external tooth of two driven gears 18 is engaged with driving gear 19 respectively, and the equal fixing sleeve in the middle part of two driving gears 19 is connected to
Connecting shaft 20, movable sleeve is connected to the bracket between two driving gears 19, two connecting shafts respectively at the both ends of connecting shaft 20
Bracket on 20 is fixedly mounted on the front of pedestal 1, by two brackets in connecting shaft 20, can be very good to connecting shaft
20 and driving gear 19 play the role of carrying, and then allow driving gear 19 drive driven gear 18 rotate, 1 front one of pedestal
The top of side is fixedly installed with motor 21, and the output shaft of motor 21 and the middle part of a driving gear 19 are fixedly attached.
Two square bars 14 are inserted into the inside of two fixed blocks 8 first, then two round bars 9 are inserted into respectively by working principle
The inside of two fixed blocks 8, and the power supply of electromagnet 10 is closed, it is inserted into iron block 12 under the action of 13 restoring force of ring spring
Then the inside of round bar 9, fixed round bar 9 open the power supply of motor 21, the output shaft of motor 21 passes through two 19 Hes of driving gear
Connecting shaft 20 drives two driven gears 18 to rotate, and two driven gears 18 are driven solid by connecting rod 15, round bar 9 and square bar 14
The back-and-forth motion of 6 interval of fixed board, the back-and-forth motion of 6 interval of fixed plate simultaneously make 7 turns of two rolls by transmission gear 4 and rack gear 3
Dynamic and front and back intermittent movement carries out cold conditions rolling by the hollow forging to be come by feed system conveying across two rolls 7,
After supercooled state rolls, hollow forging one end enters in feed system hollow forging, waits hollow forging whole completion of processing, closes the electricity of motor 21
Source.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of cold pilger mill of precision pipe, including pedestal (1), it is characterised in that: the positive top of the pedestal (1) and bottom end
Side is fixedly installed with column (2) respectively, and the front and back of two column (2) sides is fixedly installed with rack gear respectively
(3), the external tooth of four rack gears (3) is engaged respectively there are four transmission gear (4), four transmission gear (4) every two
One group has been fixedly attached shaft (5) respectively, and movable sleeve is connected to fixed plate (6) respectively at the both ends of two shafts (5), two institutes
Stating the middle part of shaft (5), fixing sleeve is connected to roll (7) respectively, and one end of two fixed plates (6) has been respectively fixedly connected with solid
Determine block (8), pivot bush unit has round bar (9) respectively for the inside of two fixed blocks (8), the internal two sides of the fixed block (8)
It being fixedly installed with respectively electromagnet (10), the other end of two electromagnet (10) has been respectively fixedly connected with telescopic rod (11),
The other end of two telescopic rods (11) has been respectively fixedly connected with iron block (12), the external difference of two telescopic rods (11)
Movable sleeve is connected to ring spring (13), and movable sleeve is connected in two fixed blocks (8) respectively for the bottom end of two round bars (9)
One end of the square bar (14) in portion, two square bars (14) has been respectively articulated with connecting rod (15), and pedestal (1) front is separate to roll
The top and bottom end of roller (7) side are fixedly installed with rectangular slab (16) respectively, and the middle part of two rectangular slabs (16) is lived respectively
Dynamic to be socketed with roller bearing (17), fixing sleeve is connected to driven gear (18) to the other end of two roller bearings (17) respectively, described in two
The external tooth of driven gear (18) is engaged with driving gear (19) respectively, and the middle part of two driving gears (19) is fixedly attached
Have connecting shaft (20), the top of the positive side of the pedestal (1) is fixedly installed with motor (21), the output shaft of the motor (21)
It is fixedly attached in the middle part of a driving gear (19).
2. a kind of cold pilger mill of accurate pipe according to claim 1, it is characterised in that: one end of the iron block (12) is passed through
The inside of round bar (9) is worn and extends to, and the outside of iron block (12) is connect with the internal slide of round bar (9).
3. a kind of cold pilger mill of accurate pipe according to claim 1, it is characterised in that: the quantity of the round bar (9) is
Two, the external activity of the round bar (9) is socketed with the reset spring external positioned at fixed block (8).
4. a kind of cold pilger mill of accurate pipe according to claim 1, it is characterised in that: the one of the ring spring (13)
End is fixedly connected with one end of electromagnet (10), the fixed company of the other end of the ring spring (13) and the one end of iron block (12)
It connects.
5. a kind of cold pilger mill of accurate pipe according to claim 1, it is characterised in that: the connecting rod (15) is far from biography
One end of moving gear (4) is hinged by rotation axis and the side of driven gear (18).
6. a kind of cold pilger mill of accurate pipe according to claim 1, it is characterised in that: the both ends of the connecting shaft (20)
Movable sleeve is connected to the bracket between two driving gears (19) respectively, and the bracket on two connecting shafts (20) is fixed
It is mounted on the front of pedestal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797400.XU CN209238689U (en) | 2018-11-02 | 2018-11-02 | A kind of cold pilger mill of precision pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797400.XU CN209238689U (en) | 2018-11-02 | 2018-11-02 | A kind of cold pilger mill of precision pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209238689U true CN209238689U (en) | 2019-08-13 |
Family
ID=67526906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821797400.XU Expired - Fee Related CN209238689U (en) | 2018-11-02 | 2018-11-02 | A kind of cold pilger mill of precision pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209238689U (en) |
-
2018
- 2018-11-02 CN CN201821797400.XU patent/CN209238689U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20201102 |