CN211464578U - Clamping mechanism of pipe expander - Google Patents
Clamping mechanism of pipe expander Download PDFInfo
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- CN211464578U CN211464578U CN201921689585.7U CN201921689585U CN211464578U CN 211464578 U CN211464578 U CN 211464578U CN 201921689585 U CN201921689585 U CN 201921689585U CN 211464578 U CN211464578 U CN 211464578U
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- electric tube
- tube expander
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Abstract
The utility model belongs to the fixture field, especially, fixture of electric tube expander is to the T type screw clamp that current electric tube expander used usually and press from both sides tightly and unclamp the device, and its shortcoming is intensity of labour is big, and the short centre gripping of stroke is longer with the time-consuming of unclamping, can 'T realize higher degree of automation, so can not satisfy the problem of people's demand, now proposes following scheme, and it includes the electric tube expander main part, the centre gripping groove has been seted up in the electric tube expander main part, has placed the drilling rod in the centre gripping groove, and the top fixed mounting of electric tube expander main part has the pneumatic cylinder, and the output shaft of pneumatic cylinder extends to centre gripping inslot and fixed mounting has first arc clamp splice. The utility model discloses simple structure, convenient operation, can be fast convenient about going on the drilling rod centre gripping to realize fixture's self-holding and loosen the drilling rod, save time and alleviateed intensity of labour, be favorable to improving work efficiency, so satisfied people's demand.
Description
Technical Field
The utility model relates to a fixture technical field especially relates to a fixture of electric tube expander.
Background
The pipe expander is non-excavation pipeline construction equipment which is widely applied, through a hydraulic power system and the like, a drill rod drives an expansion head and a hole expanding head to cut and expand an old pipeline, meanwhile, a pipeline is brought in, in-situ replacement of the pipeline is realized, and in the pipe expander equipment, a specific fixing clamp is required to be used for fixing the drill rod so as to complete the whole pipe expanding operation process;
the existing pipe expander usually uses a T-shaped thread clamping and loosening device, and has the defects of high labor intensity, short stroke, long clamping and loosening time, incapability of realizing high automation degree and incapability of meeting the requirements of people.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art and having the electric tube expander commonly used to be that T type screw clamp presss from both sides tightly and unclamp the device, its shortcoming is intensity of labour big, and the short centre gripping of stroke is longer with the time-consuming of unclamping, can 'T realize higher degree of automation, so can not satisfy the shortcoming of people's demand, and the fixture of the electric tube expander who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
clamping mechanism of electric tube expander, including the electric tube expander main part, the centre gripping groove has been seted up in the electric tube expander main part, the drilling rod has been placed to the centre gripping inslot, the top fixed mounting of electric tube expander main part has the pneumatic cylinder, the output shaft of pneumatic cylinder extends to the centre gripping inslot and fixed mounting has first arc clamp splice, fixed mounting has two fixed plates on the output shaft of pneumatic cylinder, first spout has all been seted up to the bottom of two fixed plates, equal slidable mounting has first slider in two first spouts, spacing hole has all been seted up on two first sliders, equal slidable mounting has the gag lever post in two spacing holes, and the both ends of gag lever post respectively with one side inner wall fixed connection of corresponding first spout, the gag lever post is spacing to first slider.
Preferably, the equal fixed mounting in one side that two first sliders are close to each other has the reset spring of cover establishing in the gag lever post outside, the one end that two reset springs are close to each other respectively with one side inner wall fixed connection of corresponding first spout, all rotate on the both sides inner wall in centre gripping groove and install the drive wheel, the bottom of two first sliders extends to the below and the fixed mounting of corresponding fixed plate respectively has three hornblocks, and the one end that two three hornblocks kept away from each other contacts with corresponding drive wheel respectively, reset spring plays spacing and effect that resets.
Preferably, two equal fixed mounting in one side that three hornblocks are close to each other have the connecting rod, the equal fixed mounting in bottom of two connecting rods has the limiting plate, the spacing groove has all been seted up to the one end that two limiting plates kept away from each other, two equal slidable mounting in spacing inslot have spacing post, and two one ends that spacing post kept away from each other extend to the outside of corresponding limiting plate respectively and with one side inner wall fixed connection in corresponding centre gripping groove, the equal fixed mounting in one end that two limiting plates are close to each other has second arc splint, two spacing posts are spacing to two limiting plates.
Preferably, the second spout has all been seted up on the both sides inner wall in centre gripping groove, equal slidable mounting has the second slider in two second spouts, all rotate the dwang of installing the slope setting on two second sliders, the equal fixed mounting in bottom of two limiting plates has the seat of rotating, and the one end that two dwangs are close to each other rotates with corresponding seat respectively and is connected, the equal fixed mounting in one end that two second sliders are close to each other has the bracing piece, the one end fixed mounting that two bracing pieces are close to each other has third arc splint, two dwangs drive two second sliders and remove.
Preferably, the bottom fixed mounting of third arc splint has a plurality of spacing springs, and the bottom of a plurality of spacing springs all with the bottom inner wall fixed connection in centre gripping groove, a plurality of spacing springs play spacing and effect that resets.
Preferably, the locating holes are formed in the two second sliding blocks, the locating rods are arranged in the two locating holes in a sliding mode, the top ends and the bottom ends of the locating rods are fixedly connected with the inner wall of the top and the inner wall of the bottom of the corresponding second sliding groove respectively, and the locating rods limit the second sliding blocks.
In the utility model, when the clamping mechanism of the pipe expander is used, a drill rod is placed in the clamping groove, then the hydraulic cylinder is started, the output shaft of the hydraulic cylinder drives the first arc-shaped clamping plate to move, and the first arc-shaped clamping plate clamps the drill rod;
meanwhile, an output shaft of the hydraulic cylinder drives the two fixed plates to move, the two first sliding blocks compress the two return springs, the two return springs absorb energy, meanwhile, the two triangular blocks drive the two connecting rods to move, the two connecting rods drive the two limiting plates to move, the two limiting plates drive the two second arc-shaped clamping plates to move, and the two second arc-shaped clamping plates fixedly clamp the drill rod;
meanwhile, the two limiting plates drive the two rotating seats to move, the two second sliding blocks drive the two supporting rods to move, the two supporting rods drive the same third arc-shaped clamping plate to move, and the third arc-shaped clamping plate fixedly clamps the drill rod;
the utility model discloses simple structure, convenient operation, can be fast convenient about going on the drilling rod centre gripping to realize fixture's self-holding and loosen the drilling rod, save time and alleviateed intensity of labour, be favorable to improving work efficiency, so satisfied people's demand.
Drawings
Fig. 1 is a schematic front view of a clamping mechanism of a pipe expander according to the present invention;
fig. 2 is a schematic structural view of a part a of a clamping mechanism of the pipe expander according to the present invention;
fig. 3 is the utility model provides a fixture of electric tube expander's side view structure schematic.
In the figure: 1 electric tube expander main part, 2 centre gripping grooves, 3 drilling rods, 4 pneumatic cylinders, 5 first arc clamp splice, 6 fixed plates, 7 first spout, 8 first slider, 9 spacing holes, 10 gag lever post, 11 reset spring, 12 drive wheels, 13 triangle block, 14 connecting rods, 15 limiting plates, 16 spacing grooves, 17 spacing post, 18 second arc splint, 19 second spout, 20 second slider, 21 dwang, 22 rotating seat, 23 bracing pieces, 24 third arc splint.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-3, fixture of electric tube expander, including electric tube expander main part 1, grip slipper 2 has been seted up on electric tube expander main part 1, drilling rod 3 has been placed in grip slipper 2, top fixed mounting of electric tube expander main part 1 has pneumatic cylinder 4, the output shaft of pneumatic cylinder 4 extends to in the grip slipper 2 and fixed mounting has first arc clamp splice 5, fixed mounting has two fixed plates 6 on the output shaft of pneumatic cylinder 4, first spout 7 has all been seted up to the bottom of two fixed plates 6, equal slidable mounting has first slider 8 in two first spouts 7, spacing hole 9 has all been seted up on two first sliders 8, equal slidable mounting has gag lever post 10 in two spacing holes 9, and the both ends of gag lever post 10 respectively with one side inner wall fixed connection of corresponding first spout 7.
The utility model discloses in, the equal fixed mounting in one side that two first sliders 8 are close to each other has the cover to establish reset spring 11 in the gag lever post 10 outside, two reset spring 11 one end that are close to each other respectively with one side inner wall fixed connection of corresponding first spout 7, all rotate on the both sides inner wall of centre gripping groove 2 and install drive wheel 12, two first slider 8's bottom extends to corresponding fixed plate 6's below and fixed mounting respectively has triangle-shaped piece 13, and the one end that two triangle-shaped pieces 13 kept away from each other contacts with corresponding drive wheel 12 respectively.
The utility model discloses in, the equal fixed mounting in one side that two triangle blocks 13 are close to each other has connecting rod 14, the equal fixed mounting in bottom of two connecting rods 14 has limiting plate 15, spacing groove 16 has all been seted up to the one end that two limiting plates 15 kept away from each other, equal slidable mounting has spacing post 17 in two spacing grooves 16, and the one end that two spacing posts 17 kept away from each other extends to the outside of corresponding limiting plate 15 respectively and with one side inner wall fixed connection of corresponding centre gripping groove 2, the equal fixed mounting in one end that two limiting plates 15 are close to each other has second arc splint 18.
The utility model discloses in, second spout 19 has all been seted up on the both sides inner wall of centre gripping groove 2, equal slidable mounting has second slider 20 in two second spouts 19, all rotate the dwang 21 of installing the slope setting on two second sliders 20, the equal fixed mounting in bottom of two limiting plates 15 has rotation seat 22, and the one end that two dwang 21 are close to each other rotates with corresponding rotation seat 22 respectively and is connected, the equal fixed mounting in one end that two second sliders 20 are close to each other has bracing piece 23, the one end fixed mounting that two bracing pieces 23 are close to each other has third arc splint 24.
The utility model discloses in, the bottom fixed mounting of third arc splint 24 has a plurality of spacing springs, the bottom of a plurality of spacing springs all with the bottom inner wall fixed connection in centre gripping groove 2.
The utility model discloses in, all seted up the locating hole on two second sliders 20, equal slidable mounting has the locating lever in two locating holes, and the top and the bottom of locating lever respectively with the top inner wall and the bottom inner wall fixed connection of corresponding second spout 19.
Example two
Referring to fig. 1-3, fixture of electric tube expander, including electric tube expander main part 1, centre gripping groove 2 has been seted up on electric tube expander main part 1, drilling rod 3 has been placed in centre gripping groove 2, bolt fixedly connected with pneumatic cylinder 4 is passed through at electric tube expander main part 1's top, the output shaft of pneumatic cylinder 4 extends to in the centre gripping groove 2 and through the first arc clamp splice 5 of bolt fixedly connected with, through two fixed plates 6 of bolt fixedly connected with on the output shaft of pneumatic cylinder 4, first spout 7 has all been seted up to the bottom of two fixed plates 6, equal slidable mounting has first slider 8 in two first spouts 7, spacing hole 9 has all been seted up on two first sliders 8, equal slidable mounting has gag lever post 10 in two spacing holes 9, and the both ends of gag lever post 10 respectively with one side inner wall fixed connection of corresponding first spout 7, gag lever post 10 is spacing to first slider 8.
The utility model discloses in, the reset spring 11 in the gag lever post 10 outside is all established through bolt fixedly connected with cover to one side that two first sliders 8 are close to each other, two reset spring 11 one end that are close to each other respectively with one side inner wall fixed connection of corresponding first spout 7, all rotate on the both sides inner wall of centre gripping groove 2 and install drive wheel 12, two first slider 8's bottom extends to corresponding fixed plate 6's below respectively and through bolt fixedly connected with triangle piece 13, and the one end that two triangle pieces 13 kept away from each other contacts with corresponding drive wheel 12 respectively, reset spring 11 plays spacing and the effect that resets.
The utility model discloses in, one side that two triangle blocks 13 are close to each other all is through bolt fixedly connected with connecting rod 14, bolt fixedly connected with limiting plate 15 is all passed through to two connecting rod 14's bottom, spacing groove 16 has all been seted up to the one end that two limiting plates 15 kept away from each other, equal slidable mounting has spacing post 17 in two spacing grooves 16, and the one end that two spacing posts 17 kept away from each other extends to the outside of corresponding limiting plate 15 respectively and with one side inner wall fixed connection of corresponding centre gripping groove 2, the one end that two limiting plates 15 are close to each other all carries on spacingly through bolt fixedly connected with second arc splint 18, two spacing posts 17 are spacing to two limiting plates 15.
The utility model discloses in, second spout 19 has all been seted up on the both sides inner wall of centre gripping groove 2, equal slidable mounting has second slider 20 in two second spouts 19, all rotate the dwang 21 of installing the slope setting on two second sliders 20, the seat 22 is all rotated through bolt fixedly connected with in the bottom of two limiting plates 15, and the one end that two dwang 21 are close to each other rotates with corresponding rotation seat 22 respectively and is connected, bolt fixedly connected with bracing piece 23 is all passed through to the one end that two second sliders 20 are close to each other, bolt fixedly connected with third arc splint 24 is passed through to the one end that two bracing pieces 23 are close to each other, two dwang 21 drive two second sliders 20 and remove.
The utility model discloses in, a plurality of spacing springs of bolt fixedly connected with are passed through to the bottom of third arc splint 24, the bottom of a plurality of spacing springs all with the bottom inner wall fixed connection in centre gripping groove 2, a plurality of spacing springs play spacing and the effect that resets.
The utility model discloses in, all seted up the locating hole on two second sliders 20, equal slidable mounting has the locating lever in two locating holes, and the top of locating lever and bottom respectively with the top inner wall and the bottom inner wall fixed connection of corresponding second spout 19, the locating lever carries on spacingly to second slider 20.
In the utility model, in use, a drill rod 3 is placed in a clamping groove 2, then a hydraulic cylinder 4 is started, the hydraulic cylinder 4 is controlled by a control switch, the hydraulic cylinder 4 is powered by commercial power, an output shaft of the hydraulic cylinder 4 drives a first arc-shaped clamping plate 5 to move, the first arc-shaped clamping plate 5 clamps the drill rod 3, simultaneously, an output shaft of the hydraulic cylinder 4 drives two fixing plates 6 to move, the two fixing plates 6 drive two first sliders 8 to move, the two first sliders 8 drive two triangular blocks 13 to move, the two triangular blocks 13 are driven to move under the action force of two driving wheels 12, the two triangular blocks 13 drive the two first sliders 8 to move, the two first sliders 8 compress two reset springs 11, the two reset springs 11 absorb energy, and simultaneously, the two triangular blocks 13 drive two connecting rods 14 to move, the two connecting rods 14 drive the two limiting plates 15 to move, the two limiting plates 15 drive the two second arc-shaped clamping plates 18 to move, the two second arc-shaped clamping plates 18 fixedly clamp the drill rod 3, meanwhile, the two limiting plates 15 drive the two rotating seats 22 to move, the two rotating seats 22 drive the two rotating rods 21 to move, the two rotating rods 21 drive the two second sliding blocks 20 to move, the two second sliding blocks 20 drive the two supporting rods 23 to move, the two supporting rods 23 drive the same third arc-shaped clamping plate 24 to move, the third arc-shaped clamping plate 24 fixedly clamps the drill rod 3, therefore, the drill rod 3 is clamped up and down, left and right, the automatic clamping and the loosening of the drill rod 3 of the clamping mechanism are realized, the time is saved, the labor intensity is reduced, the improvement of the working efficiency is facilitated, and the requirements of people are met.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Clamping mechanism of electric tube expander, including the electric tube expander main part, a serial communication port, the centre gripping groove has been seted up in the electric tube expander main part, the drilling rod has been placed to the centre gripping inslot, the top fixed mounting of electric tube expander main part has the pneumatic cylinder, the output shaft of pneumatic cylinder extends to the centre gripping inslot and fixed mounting has first arc clamp splice, fixed mounting has two fixed plates on the output shaft of pneumatic cylinder, first spout has all been seted up to the bottom of two fixed plates, equal slidable mounting has first slider in two first spouts, spacing hole has all been seted up on two first sliders, equal slidable mounting has the gag lever post in two spacing holes, and the both ends of gag lever post respectively with one side inner wall fixed connection of corresponding first spout.
2. The clamping mechanism of the pipe expander according to claim 1, wherein a return spring sleeved outside the limiting rod is fixedly installed on one side of each of the two first sliding blocks close to each other, one end of each of the two return springs close to each other is fixedly connected with an inner wall of one side of the corresponding first sliding groove, a driving wheel is rotatably installed on each of inner walls of two sides of the clamping groove, the bottom ends of the two first sliding blocks extend to the lower side of the corresponding fixing plate and are fixedly installed with triangular blocks, and one ends of the two triangular blocks far away from each other are respectively in contact with the corresponding driving wheels.
3. The clamping mechanism of the pipe expander according to claim 2, wherein a connecting rod is fixedly mounted on one side of each of the two triangular blocks close to each other, a limiting plate is fixedly mounted on the bottom end of each of the two connecting rods, a limiting groove is formed in one end of each of the two limiting plates far away from each other, a limiting post is slidably mounted in each of the two limiting grooves, one ends of each of the two limiting posts far away from each other extend to the outer side of the corresponding limiting plate and are fixedly connected with the inner wall of one side of the corresponding clamping groove, and a second arc-shaped clamping plate is fixedly mounted on one end of each of the two limiting plates close to.
4. The clamping mechanism of the pipe expander according to claim 1, wherein the inner walls of the two sides of the clamping groove are provided with second sliding grooves, the two second sliding grooves are provided with second sliding blocks, the two second sliding blocks are provided with rotating rods which are obliquely arranged in a rotating manner, the bottoms of the two limiting plates are fixedly provided with rotating seats, the ends of the two rotating rods, which are close to each other, are respectively rotatably connected with the corresponding rotating seats, the ends of the two second sliding blocks, which are close to each other, are fixedly provided with supporting rods, and the ends of the two supporting rods, which are close to each other, are fixedly provided with third arc-shaped clamping plates.
5. The clamping mechanism of the pipe expander according to claim 4, wherein a plurality of limiting springs are fixedly mounted at the bottom of the third arc-shaped clamping plate, and the bottom ends of the limiting springs are fixedly connected with the inner wall of the bottom of the clamping groove.
6. The clamping mechanism of the pipe expander according to claim 4, wherein the two second sliding blocks are respectively provided with a positioning hole, a positioning rod is slidably mounted in each of the two positioning holes, and the top end and the bottom end of each positioning rod are respectively and fixedly connected with the top inner wall and the bottom inner wall of the corresponding second sliding chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921689585.7U CN211464578U (en) | 2019-10-10 | 2019-10-10 | Clamping mechanism of pipe expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921689585.7U CN211464578U (en) | 2019-10-10 | 2019-10-10 | Clamping mechanism of pipe expander |
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| Publication Number | Publication Date |
|---|---|
| CN211464578U true CN211464578U (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921689585.7U Active CN211464578U (en) | 2019-10-10 | 2019-10-10 | Clamping mechanism of pipe expander |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082332A (en) * | 2021-04-08 | 2021-07-09 | 上海医药血液技术产业发展有限公司 | Hemodialysis pipe part and hemodialysis device |
| CN113669022A (en) * | 2021-08-24 | 2021-11-19 | 山西云泉岩土工程科技股份有限公司 | Safety pad fork for geotechnical engineering investigation |
-
2019
- 2019-10-10 CN CN201921689585.7U patent/CN211464578U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082332A (en) * | 2021-04-08 | 2021-07-09 | 上海医药血液技术产业发展有限公司 | Hemodialysis pipe part and hemodialysis device |
| CN113669022A (en) * | 2021-08-24 | 2021-11-19 | 山西云泉岩土工程科技股份有限公司 | Safety pad fork for geotechnical engineering investigation |
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