CN202239322U - Semi-automatic pipe contracting device - Google Patents
Semi-automatic pipe contracting device Download PDFInfo
- Publication number
- CN202239322U CN202239322U CN2011203537994U CN201120353799U CN202239322U CN 202239322 U CN202239322 U CN 202239322U CN 2011203537994 U CN2011203537994 U CN 2011203537994U CN 201120353799 U CN201120353799 U CN 201120353799U CN 202239322 U CN202239322 U CN 202239322U
- Authority
- CN
- China
- Prior art keywords
- roller
- semi
- assembly
- pipe
- automatic pipe
- 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
Links
Images
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model discloses a semi-automatic pipe contracting device which comprises a clamping assembly used for clamping a pipe and a necking assembly used for changing the size of the pipe mouth, wherein the necking assembly rotates around a vertical central shaft of the clamping assembly; the necking assembly comprises a guide sleeve obliquely arranged relative to the horizontal plane; a roller base extending out or retracting is arranged in the guide sleeve; a roller used for pressing the pin mouth is arranged at the lower end of the roller base; the roller is obliquely arranged relative to the horizontal plane; a handle used for driving the roller base to move is arranged at the upper part of the roller base; and the necking assembly is connected with a drive device used for driving the necking assembly to rotate around the clamping assembly. For the semi-automatic pipe contracting device, the arrangement of the drive device is used for ensuring that the roller rotates so as to further continuously press the pipe mouth toward inwards, therefore, the pipe mouth is shrunk uniformly, the mechanical degree is higher, and the labor intensity of workers is alleviated.
Description
Technical field
The utility model relates to a kind of mouth of pipe manufacture field, particularly a kind of device that dwindles mouth of pipe aperture.
Background technology
Pipe and outer tube added man-hour in riser and evaporation tube all comprised, need be with outer tube sleeve outside interior pipe; And the mouth of pipe of outer tube and the tube wall of interior pipe are welded together, but generally, because many-sided factors such as needs of refrigeration coupling; The internal diameter of outer tube need cause that very big gap is arranged between the inner and outer pipes greater than the external diameter of interior pipe, has caused the inconvenience of welding; As weld badly, in use cause leak of liquid, initiation potential easily; Cause outward appearance not attractive in appearance in addition.
The utility model content
The utility model provides a kind of rational in infrastructure, easy to use to the deficiency that exists in the above-mentioned prior art; Can easily dwindle the semi-automatic pipe reduction device of spout diameter; Make to keep state closely between the inner and outer pipes that not only convenient welding also can improve welding quality.
The technical scheme of the utility model is achieved in that
Semi-automatic pipe reduction device; Comprise in order to the clamping assembly of clamping pipe and in order to change the reducing assembly of mouth of pipe size; Described reducing assembly is around the vertical central axis rotation that clamps assembly, and described reducing assembly comprises the guide pin bushing that is inclined relative to horizontal setting, in guide pin bushing, is provided with the roller mount of stretching out indentation; Be provided with in order to oppress the roller of the mouth of pipe in the lower end of roller mount; Described roller is inclined relative to horizontal setting, and the upper end of roller mount is provided with the handle that the driving rolls seat moves, and described reducing assembly is connected with and drives himself around the drive unit that clamps the assembly rotation.
As preferably, described reducing assembly comprises inside and outside two sleeves, and outer sleeve is set in outside the inner sleeve; Inner sleeve is fixed on the holder; Between inside and outside sleeve, be provided with bearing, the inner ring of bearing links to each other with inner sleeve, outer sleeve respectively with the outer ring, and sleeve is provided with support arm outside; One end of support arm connects outer sleeve, and the other end of support arm connects guide pin bushing.
As preferably; Described drive unit comprises motor, first transmission mechanism and second transmission mechanism; Described first transmission mechanism comprises the coaxial mounted big belt pulley and first reduction gearing; Described second transmission mechanism comprises the coaxial mounted second deceleration gear wheel and second reduction pinion teeth, and described big belt pulley is in transmission connection with the small belt pulley that is installed on the motor output shaft, described second deceleration gear wheel and the engagement of first reduction gearing; The outer fixed cover of sleeve is provided with gear wheel outside, described second reduction pinion teeth and gear wheel engagement.Drive the outer sleeve rotation through drive unit, significantly reduced labour intensity.
As preferably, described clamping assembly is a three-jaw chuck, and three-jaw chuck comprises holder, and inner sleeve is fixed on the holder, on holder, is provided with three corpus unguis, on each corpus unguis, is provided with to follow that corpus unguis moves and the clamp feet of clamping pipe.Clamp assembly and adopt known three-jaw chuck, use very convenient; In view of pipe has certain-length, and when the reducing operation, pipe can receive very big power; For keeping stable, do not make by the distortion of clamp, on each corpus unguis, be provided with clamp feet; The length of described clamp feet is 3cm-10cm; Thereby can pipe clamping tightly be prevented its stressed inclination, influence draw effect; Can not make because lifting surface area is too small yet and be out of shape by clamp.
As preferably, described handle is provided with screw rod, and an end of screw rod connects handle, and the other end of screw rod is inserted in the guide pin bushing open upper end and with guide pin bushing and is threaded, and offsets on the other end of screw rod and the roller mount, and roller mount also is connected with resetting means.The handle rotation advances roller mount to move forward, thereby makes the roller compressing mouth of pipe.
As preferably, described resetting means comprises an extension spring, is provided with steady pin one in the tube wall upper end of guide pin bushing; And on the tube wall of guide pin bushing, be provided with a slotted hole; On roller mount, be provided with steady pin two, steady pin two exposes outside the slotted hole, and the two ends of extension spring connect steady pin one and steady pin two respectively.Roller mount is pushed ahead and is made roller dwindle the mouth of pipe, behind what a pipe of processing, screws handle in the other direction, and under the elastic force of extension spring, roller mount moves up and resets.
As preferably, be provided with two relative at interval baffle plates in the lower end of roller mount, roller is arranged between two baffle plates and through steady pin and links to each other with baffle plate.
As preferably, roller is inclined relative to horizontal 30 °～60 °.
Adopted the beneficial effect of the utility model of technique scheme to be:
The utility model is at first clamped pipe with the clamping assembly, holds then and rotary handle moves down to promote roller mount, makes roller push against the mouth of pipe, starts motor then, makes outer sleeve along the longitudinal center's axis rotation that clamps the assembly holder; The rotary handle inward that stops then again makes the roller pressed inward mouth of pipe again, and then starts motor, makes the constantly inside compressing mouth of pipe of roller rotation, thereby can dwindle the mouth of pipe uniformly; Mechanization degree is stronger, has alleviated working strength of workers.
Description of drawings
Fig. 1 is the utility model pipe reduction device reducing assembly and the structural representation that clamps assembly;
Fig. 2 is the utility model pipe reduction device reducing assembly and the perspective view that clamps assembly;
Fig. 3 is the overall structure sketch map of the utility model pipe reduction device.
The specific embodiment
The specific embodiment of the utility model is following:
Embodiment: like Fig. 1～shown in Figure 2, a kind of semi-automatic pipe reduction device, comprise in order to the clamping assembly of clamping pipe with in order to change the reducing assembly of mouth of pipe size; Described clamping assembly is a three-jaw chuck, and three-jaw chuck comprises holder 1, on holder 1, is provided with three corpus unguis 2; On each corpus unguis 2, be provided with and follow that corpus unguis moves and the clamp feet 3 of clamping pipe; Clamp feet 3 adopts the mode of clamping with corpus unguis 2, thereby can load and unload easily, and the length of described clamp feet 3 is 5cm.
Described reducing assembly comprises inside and outside two sleeves, and outer sleeve 4 is set in outside the inner sleeve 5, and inner sleeve 5 is fixed on the holder 1; Between inside and outside sleeve, be provided with bearing 6, the inner ring of bearing 6 links to each other with inner sleeve 5, outer sleeve 4 respectively with the outer ring, and outer sleeve 4 is around vertical central axis 9 rotations of the holder 1 that clamps assembly; Be fixed with the support arm 7 of a bending outside on the sleeve 4, an end of support arm 7 connects outer sleeve 4, and the other end of support arm 7 connects guide pin bushing 8; Guide pin bushing 8 is inclined relative to horizontal setting, in guide pin bushing 8, is provided with the roller mount 10 that can stretch out indentation, is provided with two relative at interval baffle plates 11 in the lower end of roller mount 10; Between two baffle plates 11, be provided with roller 12 in order to the compressing mouth of pipe; Roller 12 links to each other with baffle plate 11 through steady pin 13, and for guaranteeing draw effect, described roller 12 is inclined relative to horizontal setting equally; Its angle that is inclined relative to horizontal is 45 °, is provided with the handle 14 that driving rolls seat 10 moves in the upper end of roller mount 10.Described handle 14 is provided with screw rod 15; One end of screw rod 15 connects handle 14; The other end of screw rod 15 is inserted in guide pin bushing 8 open upper end and with guide pin bushing 8 and is threaded, and the other end of screw rod 15 and roller mount 10 upper ends offset, and roller mount 10 also is connected with resetting means.Described resetting means comprises an extension spring 16; Tube wall upper end at guide pin bushing 8 is provided with steady pin 1; And on the tube wall of guide pin bushing 8, be provided with a slotted hole 18; On roller mount 10, be provided with steady pin 2 19, steady pin 2 19 exposes outside the slotted hole 18, and the two ends of extension spring 16 connect steady pin 1 and steady pin 2 19 respectively.
As shown in Figure 2, during use, pipe 20 is placed in the clamp feet 3, the clamping lever 21 of rotation three-jaw chuck makes clamp feet 3 clamping tubes 20, holds then and the handle 14 that rotates the reducing assembly moves down to promote roller mount, makes roller 12 push against the mouth of pipe.Then, turning handle 14 is when handle 14 self rotates; Rotational support arm 7 makes outer sleeve 4 along the vertical central axis that clamps the assembly holder 9 rotations, thereby makes roller 12 along the mouth of pipe another circle of a circle that rotates in a circumferential direction; Constantly inwardly oppress the mouth of pipe, thereby can dwindle the mouth of pipe uniformly.
Above-mentioned work labor strength is big; For improving automaticity, reduce workman's work degree, researched and developed a cover drive unit; As shown in Figure 3; Described drive unit comprises motor 22, first transmission mechanism and second transmission mechanism, and described first transmission mechanism comprises the coaxial mounted big belt pulley 23 and first reduction gearing 24, and described second transmission mechanism comprises the coaxial mounted second deceleration gear wheel 25 and second reduction pinion teeth 26; Described big belt pulley 23 is in transmission connection with the small belt pulley 27 that is installed on the motor output shaft; Described second deceleration gear wheel 25 and 24 engagements of first reduction gearing, sleeve 4 outer fixed covers are provided with gear wheel 28 outside, described second reduction pinion teeth 26 and gear wheel 28 engagements.Through drive of motor, drive gear wheel 28 and outer sleeve rotation by second reduction pinion teeth 26, realized automation, alleviated working strength of workers.
Claims (8)
1. semi-automatic pipe reduction device; It is characterized in that: comprise in order to the clamping assembly of clamping pipe and in order to change the reducing assembly of mouth of pipe size; Described reducing assembly is around the vertical central axis rotation that clamps assembly, and described reducing assembly comprises the guide pin bushing that is inclined relative to horizontal setting, in guide pin bushing, is provided with the roller mount of stretching out indentation; Be provided with in order to oppress the roller of the mouth of pipe in the lower end of roller mount; Described roller is inclined relative to horizontal setting, and the upper end of roller mount is provided with the handle that the driving rolls seat moves, and described reducing assembly is connected with and drives himself around the drive unit that clamps the assembly rotation.
2. semi-automatic pipe reduction device according to claim 1; It is characterized in that: described reducing assembly comprises inside and outside two sleeves, and outer sleeve is set in outside the inner sleeve, between inside and outside sleeve, is provided with bearing; The inner ring of bearing links to each other with inner sleeve, outer sleeve respectively with the outer ring; Sleeve is provided with support arm outside, and an end of support arm connects outer sleeve, and the other end of support arm connects guide pin bushing.
3. semi-automatic pipe reduction device according to claim 2; It is characterized in that: described drive unit comprises motor, first transmission mechanism and second transmission mechanism; Described first transmission mechanism comprises the coaxial mounted big belt pulley and first reduction gearing; Described second transmission mechanism comprises the coaxial mounted second deceleration gear wheel and second reduction pinion teeth, and described big belt pulley is in transmission connection with the small belt pulley that is installed on the motor output shaft, described second deceleration gear wheel and the engagement of first reduction gearing; The outer fixed cover of sleeve is provided with gear wheel outside, described second reduction pinion teeth and gear wheel engagement.
4. semi-automatic pipe reduction device according to claim 2; It is characterized in that: described clamping assembly is a three-jaw chuck; Three-jaw chuck comprises holder, and inner sleeve is fixed on the holder, on holder, is provided with three corpus unguis; On each corpus unguis, be provided with and follow that corpus unguis moves and the clamp feet of clamping pipe, the length of described clamp feet is 3cm-10cm.
5. semi-automatic pipe reduction device according to claim 1; It is characterized in that: described handle is provided with screw rod; One end of screw rod connects handle; The other end of screw rod is inserted in the guide pin bushing open upper end and with guide pin bushing and is threaded, and the other end of screw rod and roller mount upper end offset, and roller mount also is connected with resetting means.
6. semi-automatic pipe reduction device according to claim 5; It is characterized in that: described resetting means comprises an extension spring; Tube wall upper end at guide pin bushing is provided with steady pin one, and on the tube wall of guide pin bushing, is provided with a slotted hole, on roller mount, is provided with steady pin two; Steady pin two exposes outside the slotted hole, and the two ends of extension spring connect steady pin one and steady pin two respectively.
7. semi-automatic pipe reduction device according to claim 1 is characterized in that: be provided with two relative at interval baffle plates in the lower end of roller mount, roller is arranged between two baffle plates and through steady pin and links to each other with baffle plate.
8. semi-automatic pipe reduction device according to claim 1 is characterized in that: roller is inclined relative to horizontal 30 °～60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203537994U CN202239322U (en) | 2011-09-20 | 2011-09-20 | Semi-automatic pipe contracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203537994U CN202239322U (en) | 2011-09-20 | 2011-09-20 | Semi-automatic pipe contracting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202239322U true CN202239322U (en) | 2012-05-30 |
Family
ID=46100624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203537994U Expired - Fee Related CN202239322U (en) | 2011-09-20 | 2011-09-20 | Semi-automatic pipe contracting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202239322U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319819A (en) * | 2011-09-20 | 2012-01-18 | 浙江腾云制冷科技有限公司 | Semiautomatic pipe reducing device |
| CN110814190A (en) * | 2019-11-30 | 2020-02-21 | 江南工业集团有限公司 | Sealing device and method after assembly of small-diameter circular tube and plug |
-
2011
- 2011-09-20 CN CN2011203537994U patent/CN202239322U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319819A (en) * | 2011-09-20 | 2012-01-18 | 浙江腾云制冷科技有限公司 | Semiautomatic pipe reducing device |
| CN110814190A (en) * | 2019-11-30 | 2020-02-21 | 江南工业集团有限公司 | Sealing device and method after assembly of small-diameter circular tube and plug |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110076517B (en) | Pipe fitting connection rapid clamping device and using method thereof | |
| CN113182763A (en) | Tower crane pipeline welding tool with multi-stage adjusting and clamping mechanism and operation method thereof | |
| CN203045119U (en) | Full-automatic tube plate welding machine | |
| CN218612613U (en) | Automatic welding device for boiler header pipe joint | |
| CN110948302A (en) | Petrochemical groove jar flange processing system | |
| CN211760697U (en) | Clamping and rotating mechanism of polishing device in steel pipe | |
| CN202239322U (en) | Semi-automatic pipe contracting device | |
| CN215508464U (en) | Steel pipe bending device | |
| CN102133604B (en) | Pipe contracting device | |
| CN202228625U (en) | Driving device used for pipe contracting apparatus | |
| CN203992961U (en) | A kind of bend pipe built-up welder | |
| CN102319819A (en) | Semiautomatic pipe reducing device | |
| CN109834370A (en) | A kind of welder for steel pipes with straight | |
| CN216028647U (en) | Spiral welded pipe cutting device | |
| CN215747336U (en) | Non-mark machine head mechanism suitable for welding device | |
| CN211564081U (en) | Processing device for straight welded pipe | |
| CN210557905U (en) | Seamless steel pipe feeding clamp | |
| CN210413189U (en) | Automatic pipe welding equipment | |
| CN208772309U (en) | A kind of steel lining stainless steel internal thread tube piece combined-machining equipment | |
| CN201940493U (en) | Reducing assembly | |
| CN210908667U (en) | Positioning and clamping mechanism of welding fixture for refrigerator stamping parts | |
| CN209969903U (en) | Pressure tank assembly welding device | |
| CN216463159U (en) | Flange processing frock | |
| CN110948419A (en) | Convenient-to-use clamp for metal pressure container | |
| CN102506142A (en) | Driving device for pipe reducing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20170920 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |