CN109878063A - A kind of drawing oven of damping-force adjustable - Google Patents
A kind of drawing oven of damping-force adjustable Download PDFInfo
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- CN109878063A CN109878063A CN201910128684.6A CN201910128684A CN109878063A CN 109878063 A CN109878063 A CN 109878063A CN 201910128684 A CN201910128684 A CN 201910128684A CN 109878063 A CN109878063 A CN 109878063A
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Abstract
The invention discloses a kind of drawing ovens of damping-force adjustable, belong to plastic-steel belt production technical field, its key points of the technical solution are that including cabinet, the tank ends offer opening, heating structure and stretching structure are provided in the cabinet, the stretching structure includes being rotationally connected with cabinet close to damping roll open at one end, it is rotationally connected with the intracorporal traction roller of case and drives the first driving structure of traction roller rotation, the damping roll is connected with damping structure, the damping structure includes the shell for being set to cabinet, the impeller and liquid reserve tank being rotationally connected in shell, one end that the shell is located at impeller axial direction is communicated with inlet tube, the other end is communicated with outlet tube, the inlet tube and outlet tube are connected to liquid reserve tank, the outlet tube is equipped with regulating valve, the impeller and damping roll are coaxially connected.The present invention has the effect of making to enter the band-like material before stretching heating box by more stable pulling force.
Description
Technical field
The present invention relates to plastic-steel belt production technical fields, more specifically, it relates to which a kind of stretching of damping-force adjustable is dried
Case.
Background technique
PET plastic-steel belt is that a kind of pull resistance is good, the packaging material of welding excellent performance, has and tenses holding energy well
Power does not relax for a long time after accomplishing fluently packet, to ensure that cargo has brilliant impact resistance in long-distance transport, and it is every
Meter Cheng Ben is lower than steel band, and convenient for production, now has become the strapping of the packaging weight of mainstream.
Currently, the Chinese invention patent that notification number is CN203651000U discloses a kind of binary channels PET plastic-steel belt production
Line, be successively arranged extruder, twoport die head, cold drum, A, B strip dispenser, heating traction roller, a heating box, one-off drawing roller,
Succeeding stretch heating box, succeeding stretch roller, stress modulation case, cooling pull roll, tempering baking oven and winding case, the tempering baking oven
The cooling and shaping of shaping baking oven and downside including upside, the extruder front side are equipped with pressure sensing controller, the extrusion
Machine is equipped with measuring bar.
Prior art among the above has the following deficiencies: when needing to stretch various sizes of plastic-steel belt, needs to adjust
The revolving speed for stretching traction roller in heating box, to increase the pulling force of traction roller, while also resulting in the pulling force that damping roll is subject to
Increase, and then band-like material is caused to enter the speed for stretching heating box, and produces the speed of the extruder extruded material of line front end
It is identical, and then the pulling force for causing the band-like material entered before stretching heating box to be subject to is larger.
Summary of the invention
It is an object of that present invention to provide a kind of drawing ovens of damping-force adjustable, and the resistance of damping roll is adjusted by damping structure
Buddhist nun's power, to achieve the purpose that into the band-like material before stretching heating box by more stable pulling force.
The present invention to achieve the goals above, provides following technical solution: a kind of drawing oven of damping-force adjustable, packet
Cabinet is included, the tank ends offer opening, and heating structure and stretching structure, the stretching structure are provided in the cabinet
Including be rotationally connected with cabinet close to damping roll open at one end, be rotationally connected with the intracorporal traction roller of case and driving traction roller turn
The first dynamic driving structure, the damping roll are connected with damping structure, and the damping structure includes the shell for being set to cabinet, turns
The dynamic impeller and liquid reserve tank being connected in shell, one end that the shell is located at impeller axial direction are communicated with inlet tube, and the other end connects
It is connected with outlet tube, the inlet tube and outlet tube are connected to liquid reserve tank, and the outlet tube is equipped with regulating valve, the impeller and resistance
Buddhist nun's roller is coaxially connected.
By using above-mentioned technical proposal, when drawing oven works, the first driving structure drives traction roller rotation, to band-like
While material applies pulling force, damping roll rotates under the drive of band-like material, the rotation of damping roll impeller, so that impeller drives
Dynamic damping liquid stream is dynamic, and then impeller is damped liquid reaction force, and last damping roll is hindered the resistance of its rotation；It can lead to
Overregulate the flow resistance that is subject in valve control damping fluid flow process, thus adjust impeller be damped liquid reaction force it is big
It is small, and then have the function that adjust damping roll damping force size makes to hinder to be applicable in the plastic-steel belt of stretched different-thickness and width
Stable revolving speed is kept when Buddhist nun's roller is by different tractive force, makes to enter the band-like material before stretching heating box by more steady
Fixed pulling force.
The present invention is further arranged to: being driven between the impeller and damping roll by the way that clutch is arranged.
By using above-mentioned technical proposal, separate impeller and damping roll using clutch when starting to install damping tape, two
There is no torque transmitting between person, thus resistance when being greatly reduced rotary damping roller, and then facilitate the volume of band-like material
Around.
The present invention is further arranged to: the clutch includes the first friction plate being fixedly and coaxially connected in damping roll one end
Be fixedly and coaxially connected the second friction plate in impeller, the shell is in axial sliding connection along impeller in cabinet, the cabinet
It is fixedly connected with cylinder, the piston rod of the cylinder is fixedly connected with shell.
Gas is utilized when needing the torque between clutch transmitting impeller and damping roll by using above-mentioned technical proposal
Cylinder pushes shell to close to the movement of the direction of cabinet, is bonded the first friction plate and the second friction plate, utilizes rubbing between the two
Wipe the torque between power transmitting impeller and damping roll；When not needing the torque between clutch transmitting impeller and damping roll, benefit
It is mobile to the direction far from cabinet that shell is pushed with cylinder, and then the first friction plate and the second friction plate is caused to separate.
The present invention is further arranged to: the inlet tube is equipped with oil pump.
By using above-mentioned technical proposal, is flowed using oil pump driving damping fluid, be subject to when to changing wheel rotation
Resistance further changes the damping force size of damping roll.
The present invention is further arranged to: there are two be respectively the first oil pump and the second oil pump, first oil for the oil pump
The import of pump is connected to liquid reserve tank, and outlet is connected to shell, and the import of second oil pump is connected to shell, outlet and storage
Liquid case connection.
By using above-mentioned technical proposal, both direction is provided for damping fluid in shell using the first oil pump and the second oil pump
Flow direction, when the flow direction of damping fluid and wheel rotation generate the direction of driving force it is identical when, the resistance that damping roll will be reduced is subject to
Power；When the flow direction of damping fluid and wheel rotation generate driving force it is contrary when, the resistance for damping roll will be increased being subject to, from
And further increase the adjustable range of damping roll damping force.
The present invention is further arranged to: offering helicla flute on the damping roll and traction roller.
By using above-mentioned technical proposal, multiple band-like materials can be stretched simultaneously, thus can also be to avoid band
The quality of plastic-steel belt is mutually contradicted and influenced between shape material.
The present invention is further arranged to: the cabinet includes pedestal and the upper cover for being articulated with pedestal, and the pedestal upper end is opened
Equipped with cavity, hydraulic cylinder is hinged between the pedestal and cabinet.
By using above-mentioned technical proposal, when band-like material is installed, rotated using Driven by Hydraulic Cylinder upper cover, to facilitate band
The installation of shape material.
The present invention is further arranged to: heating chamber is offered in the pedestal, the heating structure is set in heating chamber,
The heating structure includes blower and electric heating tube, and the heating chamber both ends are connected to cavity.
By using above-mentioned technical proposal, blower makes the intracorporal air circulation flow of case, then electric heating tube is recycled to add
Hot-air, the air heated under the action of blower come into full contact with band-like material, and then are sufficiently heated to band-like material.
In conclusion the invention has the following advantages:
First, damping roll can drive damping fluid to flow when rotating, the stream being subject in damping fluid flow process is controlled by regulating valve
Resistance keeps stable revolving speed when making damping roll by different tractive force, makes to adjust the resistance being subject to when damping roll rotation
Band-like material before into stretching heating box is by more stable pulling force；
Second, being driven between impeller and damping roll by the way that clutch is arranged, start to make when damping tape is installed using clutch
Impeller and damping roll separation, are transmitted without torque between the two, thus resistance when being greatly reduced rotary damping roller, in turn
Facilitate the winding of band-like material；
Third, inlet tube is equipped with oil pump, flowed using oil pump driving damping fluid, the resistance being subject to when to changing wheel rotation,
Further change the damping force size of damping roll.
Detailed description of the invention
Fig. 1 is the perspective view of the present embodiment；
Fig. 2 is the sectional view that the present embodiment is used to show heating structure；
Fig. 3 is the structural schematic diagram that the present embodiment is used to show the second driving structure；
Fig. 4 is the sectional view that the present embodiment is used to show sliding slot；
Fig. 5 is the sectional view that the present embodiment is used to show locking structure；
Fig. 6 is the structural schematic diagram that the present embodiment is used to show damping structure；
Fig. 7 is the portion the A enlarged drawing of Fig. 3；
Fig. 8 is the portion the B enlarged drawing of Fig. 3.
Appended drawing reference: 1, cabinet；2, heating structure；3, stretching structure；4, pedestal；5, upper cover；6, cavity；7, hydraulic cylinder；
8, heating chamber；9, blower；10, electric heating tube；11, damping roll；12, traction roller；13, the first driving structure；14, the second driving knot
Structure；15, helicla flute；16, sliding slot；17, sliding block；18, limiting slot；19, limited block；20, decelerating motor；21, sprocket wheel；22, it is driven
Chain；23, the second servo motor；24, placing groove；25, locking structure；26, bar is contradicted；27, spring；28, damping structure；29, outer
Shell；30, impeller；31, liquid reserve tank；32, inlet tube；33, outlet tube；34, regulating valve；35, oil pump；36, the first oil pump；37,
Two oil pumps；38, clutch；39, the first friction plate；40, the second friction plate；41, fixed ear；42, guide rod；43, cylinder.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment: a kind of drawing oven of damping-force adjustable, as depicted in figs. 1 and 2, including cabinet 1,2 and of heating structure
Stretching structure 3.1 both ends of cabinet offer opening, and band-like material extends into cabinet 1 from the opening of 1 one end of cabinet, then
It is wound on stretching structure 3, finally leaves cabinet 1 from the outlet of 1 other end of cabinet.Using heating structure 2 to band-like material into
Then row heating recycles stretching structure 3 to apply pulling force to band-like material, is elongated and make its width to make its softening
Reduce with thickness.
As shown in Figure 1, cabinet 1 includes the upper cover 5 that pedestal 4 and one end are articulated with pedestal 4,4 upper end of pedestal offers rectangular
The cavity 6 of shape, stretching structure 3 are located in cavity 6.The upper end of cavity 6 and one end side wall offer opening, and upper cover 5 is L-shaped, when
When upper cover 5 rotates down, the opening of 6 upper end of cavity and side wall can be all closed.Hydraulic cylinder is equipped between pedestal 4 and cabinet 1
7,7 one end of hydraulic cylinder and pedestal 4 are hinged, and the other end and cabinet 1 are hinged, and unlatching and the pass of upper cover 5 can be controlled by hydraulic cylinder 7
It closes.
As shown in Fig. 2, offering heating chamber 8 in pedestal 4, heating chamber 8 is located at 6 lower section of cavity, and heating structure 2, which is set to, to be added
In hot chamber 8, heating structure 2 includes being fixedly connected on the blower 9 of pedestal 4 and being fixedly connected on the electric heating tube of 8 side wall of heating chamber
10,8 both ends of heating chamber are connected to cavity 6.Blower 9 makes the air circulation flow in cabinet 1, then recycles electric heating tube 10
Air is heated, the air heated under the action of blower 9 comes into full contact with band-like material, and then sufficiently add to band-like material
Heat.
As shown in figures 1 and 3, stretching structure 3 include the damping roll 11 for being rotationally connected with pedestal 4, can be opposite with pedestal 4
The first driving structure 13 and driving traction roller 12 that the traction roller 12 of rotation and horizontal radial sliding, driving traction roller 12 rotate are sliding
The second driving structure 14 moved.Under driving using the first driving structure 13, the revolving speed of traction roller 12 is greater than turning for damping roll 11
Speed is elongated to apply pulling force to band-like material.Damping roll 11 and 12 upper side wall of traction roller coaxially offer helicla flute
15, band-like material is wound on damping roll 11 and traction roller 12 and is placed in helicla flute 15, can be simultaneously to multiple band-like materials
It is stretched, thus can also be to avoid the quality for mutually contradicting and influencing plastic-steel belt between ribbon material.When band-like material is installed,
Traction roller 12 is moved to close to one end of damping roll 11, then will be pulled out on band-like material in the past an equipment and is wound in resistance
It on Buddhist nun's roller 11, is then wound on traction roller 12 again, finally according to the material discharge speed horizontal direction of previous equipment far from damping
The mobile traction roller 12 in the direction of roller 11 because when ribbon material volume is around on traction roller 12, between damping roll 11 away from
From shorter, so the length of band-like material is shorter, lighter in weight, and then facilitate band-like material installation.
As shown in figure 4,4 side wall of pedestal offers horizontally disposed sliding slot 16, sliding block 17 is slidably connected in sliding slot 16, is led
Pick-up roll 12 is rotationally connected with sliding block 17.In order to increase the stability of connection structure between sliding block 17 and pedestal 4, sliding slot about 16 two
Side side wall offers limiting slot 18 along its length, and 17 upper and lower ends of sliding block are fixedly connected to the limit being adapted to limiting slot 18
Position block 19.First driving structure 13 includes the decelerating motor 20 for being fixedly connected on sliding block 17, the main shaft of decelerating motor 20 and traction
Roller 12 is fixedly and coaxially connected.
As shown in Figure 3 and Figure 4, the second driving structure 14 include be rotationally connected with 4 length direction both ends of pedestal sprocket wheel 21,
The second servo motor 23 that the transmission chain 22 and drive sprocket 21 for being sheathed on sprocket wheel 21 rotate.22 both ends of transmission chain are fixedly connected on
The both ends of 17 glide direction of sliding block, transmission chain 22 are sheathed on two sprocket wheels 21 simultaneously.Second servo motor 23 is fixedly connected on bottom
4 one end far from damping roll 11 of seat, the main shaft of the second servo motor 23 and the sprocket wheel 21 of one end far from damping roll 11 are coaxial solid
Fixed connection.Second servo motor, 23 drive sprocket 21 rotation, to drive transmission chain 22 to rotate, and then with the horizontal shifting of movable slider 17
Dynamic, mobile using chain conveyer driving sliding block 17, because chain conveyer transmitting power is big, overload capacity is strong, and can be in high temperature, tide
Wet, more dirt have pollution etc. and work in adverse circumstances.
As shown in figure 5, when being normally carried out drawing work, the second servo motor 23 is necessary after band-like material is installed
Keep working condition horizontal position could be kept not move when providing pulling force to band-like material, so as to cause the second servo
Motor 23 works long hours, and leads to the operating pressure of the second servo motor 23.In order to solve the above-mentioned technical problem, on pedestal 4
It is provided with locking structure 25.Sliding slot 16 sets slot 24 far from the one end open of damping roll 11, and locking structure 25 is installed on placing groove 24
It is interior.Locking structure 25 includes the spring 27 for contradicting the fixed conflict bar 26 of bar 26 and one end for being articulated with 24 side wall of placing groove, spring
27 other ends are fixedly connected on 24 bottom of placing groove, when locking structure 25 is not by external force, contradicts bar 26 and are inclined to set,
Its slanted upper end deviates from the direction of damping roll 11.The length of bar 26 and the equal length of placing groove 24 are contradicted, the length of bar 26 is contradicted
Degree is greater than the depth of placing groove 24.It, can be right when second driving structure 14 is mobile to the direction far from damping roll 11 with movable slider 17
It contradicts bar 26 and applies downward pressure, contradict bar 26 and be rotated into compressed spring 27 while in placing groove 24；When sliding block 17 is sliding
It after crossing placing groove 24, contradicts bar 26 and is rotated under the elastic force of spring 27, contradict 26 one end of bar and extend placing groove 24, to place
Sliding block 17 back slides, and then reaches self-locking function.
As shown in fig. 6, damping roll 11 is connected with damping structure 28, damping structure 28 includes shell 29, is rotationally connected with outside
Impeller 30 and liquid reserve tank 31 in shell 29.Shell 29 is located at the axial one end of impeller 30 and is communicated with inlet tube 32, other end connection
There is outlet tube 33, inlet tube 32 and outlet tube 33 are connected to liquid reserve tank 31, and impeller 30 and damping roll 11 are coaxially connected.Stretch knot
When structure 3 works, in the pulling damping roll 11 of band-like material in rotating clockwise, so that impeller 30 rotates clockwise.Work as leaf
The driving force that wheel 30 generates when rotating clockwise pushes damping fluid to enter liquid reserve tank 31 from outlet tube 33, then passes through inlet tube again
32 come back to shell 29.Impeller 30 pushes damping fluid flowing, and then impeller 30 is damped liquid reaction force, last damping roll
11 are hindered the resistance of its rotation.Outlet tube 33 is equipped with regulating valve 34, can control damping fluid by regulating valve 34 and flow over
The flow resistance being subject in journey to adjust the size that impeller 30 is damped the reaction force of liquid, and then reaches and adjusts damping roll 11
The effect of damping force size makes damping roll 11 by different tractions to be applicable in the plastic-steel belt of stretched different-thickness and width
Stable revolving speed is kept when power, makes to enter the band-like material before stretching heating box by more stable pulling force.
As shown in fig. 7, inlet tube 32 is equipped with oil pump 35, there are two be respectively the first oil pump 36 and the second oil pump for oil pump 35
37, the import of the first oil pump 36 is connected to liquid reserve tank 31, and outlet is connected to shell 29, the import of the second oil pump 37 and shell 29
Connection, outlet are connected to liquid reserve tank 31.Two are provided using the first oil pump 36 and the second oil pump 37 for damping fluid in shell 29
The flow direction in direction, when the flow direction of damping fluid and impeller 30 rotate and generate the direction of driving force it is identical when, damping roll 11 will be reduced
The resistance being subject to；When the flow direction of damping fluid and impeller 30 rotate and generate driving force it is contrary when, damping roll 11 will be increased
The resistance being subject to, to further increase the adjustable range of 11 damping force of damping roll.
As shown in figure 8, by being driven between impeller 30 and damping roll 11, clutch 38 include be fixedly and coaxially connected in
First friction plate 39 of 11 one end of damping roll and it is fixedly and coaxially connected the second friction plate 40 in impeller 30.Shell 29 is fixedly connected
In fixed ear 41, pedestal 4 is fixedly connected with the guide rod 42 parallel with damping roll 11, and 42 one end of guide rod is placed through fixed ear
41, and the two sliding connection, and then make shell 29 relative to 4 horizontal sliding of pedestal.Cabinet 1 is fixedly connected with cylinder 43, gas
The piston rod of cylinder 43 is fixedly connected with shell 29.When needing clutch 38 to transmit the torque between impeller 30 and damping roll 11,
It pushes shell 29 to close to the movement of the direction of cabinet 1 using cylinder 43, is bonded the first friction plate 39 and the second friction plate 40, benefit
With the torque between frictional force transmitting impeller 30 and damping roll 11 between the two；30 He of impeller is transmitted when not needing clutch 38
When torque between damping roll 11, it is mobile to the direction far from cabinet 1 that shell 29 is pushed using cylinder 43, and then cause first to rub
Pad 39 and the separation of the second friction plate 40.
The implementation principle of the present embodiment are as follows: when installing band-like material, traction roller 12 is moved to one close to damping roll 11
Then end will pull out on band-like material in the past an equipment and be wound on damping roll 11, is then wound on traction roller 12 again,
The finally mobile traction roller 12 in the direction according to the material discharge speed horizontal direction of previous equipment far from damping roll 11, because when band-like
When material is wound on traction roller 12, the distance between damping roll 11 is shorter, so the length of band-like material is shorter, weight
It is relatively light, and then facilitate band-like material installation.
When stretching structure 3 works, in the pulling damping roll 11 of band-like material in rotating clockwise, so that impeller 30 is suitable
Hour hands rotation.The driving force generated when impeller 30 rotates clockwise pushes damping fluid to enter liquid reserve tank 31 from outlet tube 33, so
Shell 29 is come back to by inlet tube 32 again afterwards.The flowing of wheel drive damping fluid, and then impeller 30 is damped liquid reaction force,
Last damping roll 11 is hindered the resistance of its rotation.Outlet tube 33 is equipped with regulating valve 34, can be controlled and be hindered by regulating valve 34
The flow resistance being subject to during Buddhist nun's liquid stream is dynamic, to adjust the size that impeller 30 is damped the reaction force of liquid, and then reaches tune
Save 11 damping force size of damping roll effect, to be applicable in the plastic-steel belt of stretched different-thickness and width, make damping roll 11 by
Stable revolving speed is kept when different tractive force, makes to enter the band-like material before stretching heating box by more stable drawing
Power.
Under driving using the first driving structure 13, the revolving speed of traction roller 12 is greater than the revolving speed of damping roll 11, thus to band
Shape material applies pulling force, is elongated.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (8)
1. a kind of drawing oven of damping-force adjustable, which is characterized in that including cabinet (1), cabinet (1) both ends are offered out
Mouthful, heating structure (2) and stretching structure (3) are provided in the cabinet (1), the stretching structure (3) includes being rotationally connected with
Cabinet (1) is close to damping roll (11) open at one end, the traction roller (12) being rotationally connected in cabinet (1) and driving traction roller
(12) the first driving structure (13) rotated, the damping roll (11) are connected with damping structure (28), the damping structure (28)
Shell (29), the impeller (30) being rotationally connected in shell (29) and liquid reserve tank (31) including being set to cabinet (1), it is described outer
One end that shell (29) is located at impeller (30) axial direction is communicated with inlet tube (32), and the other end is communicated with outlet tube (33), the feed liquor
Pipe (32) and outlet tube (33) are connected to liquid reserve tank (31), and the outlet tube (33) is equipped with regulating valve (34), the impeller
(30) coaxially connected with damping roll (11).
2. a kind of drawing oven of damping-force adjustable according to claim 1, it is characterised in that: the impeller (30) and resistance
It is driven between Buddhist nun's roller (11) by the way that clutch (38) are arranged.
3. a kind of drawing oven of damping-force adjustable according to claim 2, it is characterised in that: clutch (38) packet
Include be fixedly and coaxially connected in damping roll (11) one end the first friction plate (39) and be fixedly and coaxially connected second in impeller (30)
Friction plate (40), the shell (29) are in axial sliding connection along impeller (30) in cabinet (1), and the cabinet (1) is fixedly connected
Have cylinder (43), the piston rod of the cylinder (43) is fixedly connected with shell (29).
4. a kind of drawing oven of damping-force adjustable according to claim 1, it is characterised in that: the inlet tube (32) sets
There are oil pump (35).
5. a kind of drawing oven of damping-force adjustable according to claim 4, it is characterised in that: the oil pump (35) has two
A is respectively the first oil pump (36) and the second oil pump (37), and the import of first oil pump (36) is connected to liquid reserve tank (31),
Outlet is connected to shell (29), and the import of second oil pump (37) is connected to shell (29), and outlet connects with liquid reserve tank (31)
It is logical.
6. a kind of drawing oven of damping-force adjustable according to claim 5, it is characterised in that: the damping roll (11) and
Helicla flute (15) are offered on traction roller (12).
7. a kind of drawing oven of damping-force adjustable according to claim 6, it is characterised in that: the cabinet (1) includes
Pedestal (4) and the upper cover (5) for being articulated with pedestal (4), the pedestal (4) upper end offer cavity (6), the pedestal (4) and case
Hydraulic cylinder (7) are hinged between body (1).
8. a kind of drawing oven of damping-force adjustable according to claim 7, it is characterised in that: opened in the pedestal (4)
Equipped with heating chamber (8), the heating structure (2) is set in heating chamber (8), and the heating structure (2) includes blower (9) and electricity
Heating tube (10), heating chamber (8) both ends are connected to cavity (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910128684.6A CN109878063B (en) | 2019-02-21 | 2019-02-21 | Tensile oven of adjustable damping force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910128684.6A CN109878063B (en) | 2019-02-21 | 2019-02-21 | Tensile oven of adjustable damping force |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109878063A true CN109878063A (en) | 2019-06-14 |
| CN109878063B CN109878063B (en) | 2021-06-04 |
Family
ID=66928726
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910128684.6A Active CN109878063B (en) | 2019-02-21 | 2019-02-21 | Tensile oven of adjustable damping force |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112454774A (en) * | 2020-12-18 | 2021-03-09 | 宋黎明 | Prevent that solution volatilizees articles for daily use mould of release bubble |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112454774A (en) * | 2020-12-18 | 2021-03-09 | 宋黎明 | Prevent that solution volatilizees articles for daily use mould of release bubble |
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| CN109878063B (en) | 2021-06-04 |
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