CN207681334U - Electric tube expander clamping device - Google Patents
Electric tube expander clamping device Download PDFInfo
- Publication number
- CN207681334U CN207681334U CN201721494641.2U CN201721494641U CN207681334U CN 207681334 U CN207681334 U CN 207681334U CN 201721494641 U CN201721494641 U CN 201721494641U CN 207681334 U CN207681334 U CN 207681334U
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- holder
- connecting rod
- clamping
- tube
- pin
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Abstract
The utility model discloses a kind of electric tube expander clamping devices, clamping jaw including holder and in holder, two clamping jaws are respectively arranged on the both sides of U slots, U-tube for being clamped and fixing insertion U slots, two clamping jaws are hinged by a smooth pin with holder, clamping jaw is equipped with for the accommodating smooth slot smoothly sold, one end of clamping jaw is located in U slots, the other end is connected by a connecting rod head with a connecting rod, there are one oblique sliding pins for connecting rod head fixation, oblique chute and the inclination of the first pin hole at an angle, the inclined direction for two oblique chutes being arranged on two clamping jaws is opposite, first pin hole is slot hole and is arranged along the side wall of holder.The electric tube expander clamping device can be such that two clamping jaws are translated respectively from both sides are parallel to centre, to not only be clamped more firm, and clamping jaw all keeps the state parallel with U-tube side during clamping, and then U-tube can be pressed from both sides into deformation to avoid clamping jaw or be scratched to being avoided the formation of outside U-tube, to influence the quality of finished product.
Description
Technical field
The utility model is related to pipe fitting process equipment, more particularly to a kind of electric tube expander clamping device.
Background technology
In heat exchanger production process, need the fin of metal tube and suit on it being bound tightly together, you can
Ensure good heat transfer and heat conduction, and lighter in weight, service life are longer.The method that people use at present has by hand and automatic
Two kinds.Automatic speed of production is superior in quality soon, is suitble to produce in enormous quantities.It is to plug in the expanding rod with swollen ball using automated production
Enter to wait for that tube expansion will wait for that tube expansion swells, and then extracts expanding rod out.It is to usually require pipe fitting gripping column in tube expansion, so as to by expanding rod
Alignment waits for tube expansion, and fixes pipe fitting when expanding rod is extracted out.
It is not accurate that one side position when gripper mechanism grips pipe fitting is obtained in existing electric tube expander, without being easy to scratch pipe fitting
Outer surface, and expanding rod is not easy to be directed at pipe fitting oral area, is easy to train off, to damage pipe fitting or fin, on the other hand to workpiece
The dynamics of clamping is difficult control, excessive, it is made to be easy folder deformation, and too small, when extracting expanding rod out, pipe fitting is easy to happen displacement, from
And influence the quality of finished product.
Utility model content
The purpose of this utility model is to provide a kind of electric tube expander clamping device.
One side according to the present utility model, provides a kind of electric tube expander clamping device, including holder and is set to holder
Interior clamping jaw, holder one end are the U slots for housing U-tube, and U groove bottoms are arc and match with the shape of U-tube, two
Clamping jaw is respectively arranged on the both sides of U slots, the U-tube for being clamped and fixing insertion U slots, and two clamping jaws pass through a smooth pin and folder
Seat is hinged, and clamping jaw is equipped with for the accommodating smooth slot smoothly sold, and smooth slot is straight trough, and its both ends is respectively facing two folders
One end of pawl, clamping jaw is located in U slots, and the other end is connected by a connecting rod head with a connecting rod, and there are one connecting rod head fixations
Oblique sliding pin, holder are equipped with the first pin hole for housing oblique sliding pin, and clamping jaw is equipped with the oblique chute for housing oblique sliding pin, oblique chute
With the inclination of the first pin hole at an angle, the inclined direction for two oblique chutes being arranged on two clamping jaws is on the contrary, the first pin hole
Side wall setting for slot hole and along holder, connecting rod drive connecting rod head to move back and forth in holder, the oblique cunning being fixed on connecting rod head
Pin is slided along the first pin hole, while tiltedly sliding pin both ends are located at again in the oblique chute of two clamping jaws, oblique due to two clamping jaws
The inclined direction of sliding slot is on the contrary, thus two clamping jaws are flat along smooth slot by axis of smooth pin under the action of oblique sliding pin and oblique chute
Row sliding clamps or releases to respectively from both sides U-shaped in insertion U slots to be translated along opposite or opposite direction
Pipe, to convenient for the insertion of expanding rod and be exited when carrying out tube expansion processing to U-tube.
In some embodiments, the extending direction of the first pin hole and the length direction of holder are identical, the extension of smooth slot
Direction is vertical with the extending direction of the first pin hole.
In some embodiments, holder is equipped with the second pin hole, and smooth pin is installed on across smooth slot in the second pin hole.
In some embodiments, either oil cylinder mutually contacts or is connected connecting rod with cylinder, cylinder or master cylinder start
When, clamping jaw is close to each other, to which U-tube be fixedly clamped.
In some embodiments, the spring for making connecting rod reset, connecting rod and cylinder or oil cylinder are additionally provided on connecting rod
It mutually contacts, after cylinder or master cylinder release, connecting rod resets under the action of the spring, and two clamping jaws are located remotely from each other, U-shaped to unclamp
Pipe.
In some embodiments, the slide slot slided for connecting rod head, the extending direction of slide slot are additionally provided with inside holder
It is identical as the first pin hole.
Using the electric tube expander clamping device of above technical scheme, in the expanding rod process of U-tube, the insertion of expanding rod and move back
During going out, clamping jaw can fix U-tube, its position is made to fix, and will not be taken out of by expanding rod outside U slots.By smoothly selling
With the synergy of oblique sliding pin and smooth slot and oblique chute, two clamping jaws can be made parallel to intermediate U-tube from both sides respectively
Side wall translates, and to not only be clamped more firm, but also clamping jaw is all kept and U-tube side substantially during clamping
Parallel state, and then U-tube can be pressed from both sides into deformation to avoid clamping jaw or be scratched to being avoided the formation of outside U-tube, to influence
The quality of finished product.
Description of the drawings
Fig. 1 is to be illustrated using a kind of part-structure of the electric tube expander of the electric tube expander clamping device of embodiment of the utility model
Figure.
Fig. 2 is the installation diagram of electric tube expander clamping device shown in Fig. 1.
Fig. 3 is the sectional view of electric tube expander clamping device shown in Fig. 1.
Fig. 4 is the fit structure schematic diagram of clamping jaw and connecting rod shown in Fig. 2.
Fig. 5 is the structural schematic diagram of clamping jaw shown in Fig. 2.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 to Fig. 5 schematically shows a kind of electric tube expander clamping device of embodiment according to the present utility model.Such as
Shown in figure, which includes holder 1 and two clamping jaws 2 in holder 1.
1 one end of holder is the U slots 11 for housing U-tube 3.
11 bottom surface of U slots is arc and matches with the shape of U-tube 3.
Two clamping jaws 2 are respectively arranged on the both sides of U slots 11, the U-tube 3 for being clamped and fixing insertion U slots 11.
Two clamping jaws 2 are hinged by a smooth pin 4 with holder 1.
Clamping jaw 1 is equipped with the smooth slot 21 for housing smooth pin 4.
Smooth slot 21 is straight trough, and its both ends is respectively facing two clamping jaws 2.
One end of clamping jaw 2 is located in U slots, and the other end is connected by a connecting rod head 5 with a connecting rod 6.
There are one oblique sliding pins 51 for the fixation of connecting rod head 5.
Holder 1 is equipped with the first pin hole 12 for housing oblique sliding pin 51.
Clamping jaw 2 is equipped with the oblique chute 22 for housing oblique sliding pin 51.
The inclination of oblique chute 22 and the first pin hole 12 at an angle.
Inclined angle is generally 10 °~30 °.
The inclined direction for two oblique chutes 22 being arranged on two clamping jaws 2 is opposite.
First pin hole 12 is slot hole and is arranged along the side wall of holder 1.
Connecting rod 6 drives connecting rod head 5 to move back and forth in holder 1, is fixed on the oblique sliding pin 51 on connecting rod head 5 along the first pin hole
Sliding, while tiltedly 51 both ends of sliding pin are located at again in the oblique chute 22 of two clamping jaws 2, due to the oblique chute 22 of two clamping jaws 2
Inclined direction on the contrary, thus two clamping jaws 2 are axis along smooth with smooth pin 4 under the action of oblique sliding pin 51 and oblique chute 22
21 parallel sliding of slot is inserted into U slots to be translated along opposite or opposite direction to be clamped or released respectively from both sides
U-tube 3 in 11, to convenient for the insertion of expanding rod and be exited when carrying out tube expansion processing to U-tube 3.
As shown in figure 5, the top of clamping jaw 2 extends between two clamping jaws 2, in order to precisely fix the position of U-tube.
In the present embodiment, the extending direction of the first pin hole 12 is identical as the length direction of holder 1.
The extending direction of smooth slot 21 is vertical with the extending direction of the first pin hole 12.
Holder 1 is equipped with the second pin hole 13.
Smooth pin 4 is installed on across smooth slot 21 in the second pin hole 13.
In the present embodiment, the acting devices such as connecting rod 6 and cylinder or oil cylinder mutually contact.
When cylinder or master cylinder start, two clamping jaws 2 are close to each other, to which U-tube 3 be fixedly clamped.
The spring 7 for making connecting rod 6 reset is additionally provided on connecting rod 6.
After cylinder or master cylinder unclamp, connecting rod 6 resets under the action of spring 7, and two clamping jaws 2 are located remotely from each other, to pine
Open U-tube 3.
The slide slot 14 slided for connecting rod head 5 is additionally provided with inside holder 1.
The extending direction of slide slot 14 is identical as the first pin hole 12.
Using the electric tube expander clamping device of above technical scheme, in the expanding rod process of U-tube, the insertion of expanding rod and move back
During going out, clamping jaw can fix U-tube, its position is made to fix, and will not be taken out of by expanding rod outside U slots.By smoothly selling
With the synergy of oblique sliding pin and smooth slot and oblique chute, two clamping jaws can be made parallel to intermediate U-tube from both sides respectively
Side wall translates, and to not only be clamped more firm, but also clamping jaw is all kept and U-tube side substantially during clamping
Parallel state, and then U-tube can be pressed from both sides into deformation to avoid clamping jaw or be scratched to being avoided the formation of outside U-tube, to influence
The quality of finished product.Clamping jaw takes the mode parallel with U-tube side to be clamped U-tube, and clamping force can be made along the circle of U-tube
Thus the center position of shape is clamped more securely it is possible thereby to avoid U-tube in U slots there is a phenomenon where skidding.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
Without departing from the concept of the present invention, various modifications and improvements can be made, these belong to this practicality
Novel protection domain.
Claims (6)
1. electric tube expander clamping device, including holder and the clamping jaw in the holder, described holder one end is U-shaped for housing
The U slots of pipe, the U groove bottoms are arc and match with the shape of the U-tube that two clamping jaws are respectively arranged on the U
The U-tubes of the U slots is inserted into the both sides of slot for being clamped and fixing, and two clamping jaws pass through a smooth pin and institute
It states holder to be hinged, the clamping jaw is equipped with for housing the smooth slot smoothly sold, and the smooth slot is straight trough, and its both ends
Two clamping jaws are respectively facing, one end of the clamping jaw is located in the U slots, and the other end passes through a connecting rod head and a company
Bar is connected, and the connecting rod head is fixed there are one oblique sliding pin, and the holder is equipped with the first pin hole for housing the oblique sliding pin,
The clamping jaw is equipped with oblique chute for housing the oblique sliding pin, the oblique chute inclining at an angle with first pin hole
Tiltedly, the inclined directions of two oblique chutes being arranged on two clamping jaws on the contrary, first pin hole for slot hole and along institute
The side wall setting of holder is stated, the connecting rod drives the connecting rod head to move back and forth in the holder, is fixed on the connecting rod head
On the oblique sliding pin slided along first pin hole, while the oblique sliding pin both ends are located at the institute of two clamping jaws again
It states in oblique chute, since the inclined direction of the oblique chute of two clamping jaws is on the contrary, thus two clamping jaws are described
Using the smooth pin be axis along the smooth slot parallel sliding under the action of oblique sliding pin and the oblique chute, to along in opposite directions or
Opposite direction translation, to clamp or release the U-tube being inserted into the U slots from both sides respectively, to institute
It states insertion when U-tube carries out tube expansion processing convenient for expanding rod and exits.
2. electric tube expander clamping device according to claim 1, which is characterized in that the extending direction of first pin hole and institute
The length direction for stating holder is identical, and the extending direction of the smooth slot is vertical with the extending direction of the first pin hole.
3. electric tube expander clamping device according to claim 1, which is characterized in that the holder is equipped with the second pin hole, described
Smooth pin is installed on across the smooth slot in second pin hole.
4. electric tube expander clamping device according to claim 1, which is characterized in that the connecting rod is mutually pushed up with cylinder or oil cylinder
It touches or is connected, when the cylinder or master cylinder start, the clamping jaw is close to each other, to which the U-tube be fixedly clamped.
5. electric tube expander clamping device according to claim 4, which is characterized in that be additionally provided on the connecting rod described for making
The spring that connecting rod resets, the connecting rod are mutually contacted with cylinder or oil cylinder, and after the cylinder or master cylinder release, the connecting rod exists
It is resetted under the action of the spring, two clamping jaws are located remotely from each other, to unclamp the U-tube.
6. electric tube expander clamping device according to claim 1, which is characterized in that be additionally provided with inside the holder for the company
The slide slot that head slides, the extending direction of the slide slot are identical as first pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721494641.2U CN207681334U (en) | 2017-11-10 | 2017-11-10 | Electric tube expander clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721494641.2U CN207681334U (en) | 2017-11-10 | 2017-11-10 | Electric tube expander clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207681334U true CN207681334U (en) | 2018-08-03 |
Family
ID=62989226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721494641.2U Active CN207681334U (en) | 2017-11-10 | 2017-11-10 | Electric tube expander clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207681334U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107626838A (en) * | 2017-11-10 | 2018-01-26 | 中山精达特克机械有限公司 | Electric tube expander clamping device |
| CN110369624A (en) * | 2019-08-26 | 2019-10-25 | 宁波奥克斯电气股份有限公司 | A kind of tube expansion firm banking |
| CN110586778A (en) * | 2019-08-29 | 2019-12-20 | 中山精达特克机械有限公司 | Clamping mechanism in expand tube processing |
| CN110949839A (en) * | 2019-12-25 | 2020-04-03 | 李玉洁 | Material loading tool and material transfer device with same |
| CN111195687A (en) * | 2020-01-16 | 2020-05-26 | 太湖华美医疗器材有限公司 | Assembling device for external stethoscope ear-hook |
-
2017
- 2017-11-10 CN CN201721494641.2U patent/CN207681334U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107626838A (en) * | 2017-11-10 | 2018-01-26 | 中山精达特克机械有限公司 | Electric tube expander clamping device |
| CN107626838B (en) * | 2017-11-10 | 2023-10-31 | 中山精达特克机械有限公司 | Clamping mechanism of pipe expander |
| CN110369624A (en) * | 2019-08-26 | 2019-10-25 | 宁波奥克斯电气股份有限公司 | A kind of tube expansion firm banking |
| CN110369624B (en) * | 2019-08-26 | 2024-06-11 | 宁波奥克斯电气股份有限公司 | Expand tube unable adjustment base |
| CN110586778A (en) * | 2019-08-29 | 2019-12-20 | 中山精达特克机械有限公司 | Clamping mechanism in expand tube processing |
| CN110949839A (en) * | 2019-12-25 | 2020-04-03 | 李玉洁 | Material loading tool and material transfer device with same |
| CN110949839B (en) * | 2019-12-25 | 2021-07-23 | 江西圣得利橡胶有限公司 | Material loading tool and material transfer device with same |
| CN111195687A (en) * | 2020-01-16 | 2020-05-26 | 太湖华美医疗器材有限公司 | Assembling device for external stethoscope ear-hook |
| CN111195687B (en) * | 2020-01-16 | 2021-06-22 | 太湖华美医疗器材有限公司 | Assembling device for external stethoscope ear-hook |
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