CN203459488U - Roller forming device of pipe inner wall annular groove - Google Patents
Roller forming device of pipe inner wall annular groove Download PDFInfo
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- CN203459488U CN203459488U CN201320093539.7U CN201320093539U CN203459488U CN 203459488 U CN203459488 U CN 203459488U CN 201320093539 U CN201320093539 U CN 201320093539U CN 203459488 U CN203459488 U CN 203459488U
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- arc
- forming device
- spindle
- roll forming
- pipe
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Abstract
Disclosed is a roller forming device of a pipe inner wall annular groove. The device belongs to the field of metal non-cutting processing. The device mainly comprises a roller forming device and a pipe clamping device. The device is characterized in that the roller forming device is a cylindrical structure formed by four arc plates. The two ends of the roller forming device are fixedly connected with a left bearing base and a right bearing base. The axial center line of each arc plate is provided with n conical bores. Rolling balls are disposed inside the conical bores. The arc plates are connected with a transmission shaft and a main transmission device through the bearing bases. A lead screw spindle is disposed inside the cylindrical roller forming device formed by the four arc plates. The middle part of the lead screw spindle is provided with n arc conical bodies. The limit piece on each arc conical body is snapped into one arc plate. The arc surfaces of the arc conical bodies are abutted against the rolling balls. The two ends of the lead screw spindle are disposed inside the left and the right bearing bases through bearings. The roller forming device and the lead screw spindle are respectively provided with transmission devices. The pipe clamping device is a clamping device that is disposed at the periphery and the left and the right sides and used for clamping or loosening a pipe. The roller forming device of pipe inner wall annular groove is advantaged by achieving metal non-cutting processing of a pipe inner wall annular groove.
Description
Technical field
The utility model belongs to metal without cutting pressure processing technique field, is specifically related to a kind of roll forming device of pipe material inner wall annular ditch groove.
Background technology
At present, the moulding of pipe material inner wall annular ditch groove, adopts machine cut processing more, and as the mode of car, boring, milling etc., efficiency is low, and metal wastage is large.Employing is without machining, as rolling, twist, etc. mode can only make pipe material inner wall form continuous helical groove, cannot generate the annular ditch groove with certain distance interval, patent CN101402126 announces is that a kind of internal ribbed tube molding device is that application roll extrusion mode is processed tube wall internal thread, and annular ditch groove that cannot working interval; The rolling depression method of the inner hole of cylinder that patent CN102240883A announces is the finished machined that is suitable for light reduction under cold conditions, and its milled head only has single roller, and boring bar is cantilever design, poor rigidity, and the feeding of roll extrusion body cannot dynamically be adjusted online.
Summary of the invention
The utility model object is to provide a kind of roll forming device of pipe material inner wall annular ditch groove, can realize the one-shot forming to groove without the pipe material inner wall ring-type of cutting.
The utility model is achieved in that it includes roll forming device I, main drive II, pipe clamping device III, spindle and spindle transmission device IV, it is characterized by as shown in Figure 1, the piston rod end that is arranged on the lifting hydraulic cylinder 8 on ground is connected with pipe clamping device III bottom, roll forming device I left end cantilever is being supported adjacent with pipe clamping device III right-hand member by carrying roller 11, the lifting hydraulic cylinder 10 that carrying roller 11 is installed on workbench 13 is supporting, roll forming device I right-hand member connects mutually by power transmission shaft 18 and main drive II, main drive II is arranged on transmission platform 14, being arranged on horizontal hydraulic cylinder 12 on workbench 13 is connected with transmission platform 14 and drives transmission platform 14 to move horizontally, the left part of pipe clamping device III has been provided with the block 2 of location tubing effect, on the left longitudinal center line of pipe clamping device III, spindle 3 is installed simultaneously, the lifting hydraulic cylinder 7 that spindle 3 bottoms are installed on workbench 13 is supporting, the left end of spindle 3 is connected by universal-joint spindle 4 and the spindle transmission device being arranged on workbench 13, spindle 3 right-hand members can connect with leading screw axle 27 ends in roll forming device I by dental inlay, workbench 13 connects by cross cylinder 15 and ground.As depicted in figs. 1 and 2, the hydraulic lifting cylinder 9 being arranged on ground connects with the bottom support of carrying roller 22.
The structure of described roll forming device I is to be Fig. 3, 4, 5, 6, 7, 8, 9, shown in, the transverse shape of arc 24 and Y-axis bearing 23, arc groove 30 shapes on 23 ' circumference are identical, in the same size, can cooperatively interact, by 4 arcs 24 by being arranged on up and down Y-axis bearing 23, between 23 ', and carry out fastening with the screw 29 in screw hole 31, the surfaces externally and internally of arc 24 is circular arc, on its longitudinal center line, be shaped with n inner small and outside big round taper hole 32, n is positive integer, in each round taper hole, be all placed with roll extrusion ball 25, the rolling bearing that leading screw axle 27 is installed by left and right end is arranged on Y-axis bearing 23, in 23 ', at leading screw axle 27 middle parts, n arc tapered roller 26 is installed, the cambered surface of each arc tapered roller 26 is all inconsistent with corresponding roll extrusion ball 25, and block some arcs by the epicentral banking stop 28 of arc, the left end of leading screw axle 27 connects with spindle 3 by dental inlay, right bearing seat 23 ' is connected with power transmission shaft 18
The structure of described pipe clamping device III is to be Fig. 2, 11, shown in 12, the left and right sides at tubing 1 periphery, be separately installed with left and right clamp 21, 21 ', left and right clamp 21, 21 ' inner surface is semicircle cambered surface, in semicircle cambered surface, axially have a h rectangle groove 34, in rectangle groove, by bearing, m row clamping roller 33 is installed, h, m is positive integer, the roll surface of pinch roll is circular arc, the outer surface of its cambered surface and tubing 1 adapts, left and right clamp 21, 21 ' is arranged on respectively left and right clamping seats 19, on 19 ', by left and right clamping cylinder 20, 20 ' drives tubing clamping or unclamps, left and right clamping seats 19, 19 ' is supported by the lifting hydraulic cylinder 8 being arranged on ground.
Arc 24 described in the utility model also can be processed into n square bellmouth or taper taper hole on its longitudinal center line, and n is positive integer, and what in hole, install is cylinder or cone.Advantage of the present utility model and good effect are: (1) the utility model is moved forward and backward and advanced roll extrusion ball to process annular ditch groove at pipe material inner wall by arc tapered roller in leading screw axle, and gash depth can approach half of roll extrusion bulb diameter; (2) pipe clamping device described in the utility model, there are many rows and be the pinch roll that semi arch is arranged, when pinch roll is held tubing tightly, make tubing in rolled process by the rolling between pinch roll and tubing along axial by a small margin flexible, be conducive to flowing of the rolled metal going out in groove place; (3) roll forming device described in the utility model has " dual-gripper " of power transmission shaft and liftable spindle, roll forming device and spindle can conveniently be realized and insert and extract; Simultaneously, milled head of the present invention and leading screw axle be by " two transmission " form of main drive and spindle transmission device, by its speed difference, controlled the fltting speed of arc tapered roller in leading screw axle and then made roll extrusion ball, ball or roller realize and dynamically adjusting online along tubing feed speed radially; (4) arc described in the utility model has a plurality of holes along its length, can process a plurality of grooves simultaneously, has higher efficiency; Between arc, retain enough gaps simultaneously, improve radiating effect, and the iron sheet being easy in hot rolling process is scattered and removes; (5) the utility model can be processed into the hole on arc the rotation shape of generatrix of conical bore or square taper hole or taper taper hole corresponding change roll extrusion body, thereby the different roll extrusion bodies such as application ball, roller, tapper process pipe material inner wall difformity groove; (6) roll forming device described in the utility model, liftable spindle, power transmission shaft, when integral body is carried out axial feed by hydraulic cylinder 15 promotion platforms 13, coordinate the radial feed motion of roll extrusion body can realize the permanent thickness of pipe material inner wall or Varying-thickness spinning.
Accompanying drawing explanation
Fig. 1 is structure diagram of the present utility model
Fig. 2 be in Fig. 1 local K to view
Fig. 3 is rolling device structure cutaway view in the utility model
Fig. 4 is C-C cutaway view in Fig. 3
Fig. 5 is B-B cutaway view in Fig. 3
Fig. 6 is right bearing seat front view in the utility model
Fig. 7 is D-D cutaway view in Fig. 6
Fig. 8 is arc schematic diagram in the utility model
Fig. 9 is arc tapered roller front view in the utility model
Figure 10 is E-E cutaway view in Fig. 9
Figure 11 is A-A cutaway view in Fig. 2
Figure 12 is the utility model middle left and right clamp inner surface structure view
In figure:
I---roll forming device; II---main drive; III---pipe clamping device;
IV---spindle and spindle transmission device
1---tubing; 2---block; 3---spindle; 4---universal-joint spindle; 5---reduction box; 6---motor; 7---lifting hydraulic cylinder; 8---lifting hydraulic cylinder; 9---lifting hydraulic cylinder; 10---lifting hydraulic cylinder; 11---carrying roller; 12---horizontal hydraulic cylinder; 13---workbench; 14---transmission platform; 15---horizontal hydraulic cylinder; 16---motor; 17---reduction box; 18---power transmission shaft; 19,19 '---left and right clamping seats; 20,20 '---left and right clamping cylinder; 21,21 '---left and right clamps block; 22---carrying roller; 23,23 '---Y-axis bearing; 24---arc; 25---roll extrusion ball; 26---arc tapered roller; 27---leading screw axle; 28---banking stop; 29---screw; 30---arc groove; 31---screw hole; 32---bellmouth; 33---pinch roll; 34---rectangle groove; 35---bearing
The specific embodiment
As shown in Figure 1, the hot tubing 1 that rolling is ended hangs on the carrying roller 22 being supported by lifting hydraulic cylinder 9, and make tubing 1 left end and block 2 inconsistent, start left and right clamping cylinder 20, 20 ' clamps tubing 1, starting lifting hydraulic cylinder 8 regulates tubing axial line to overlap with the center line of roll forming device I, start horizontal hydraulic cylinder 12, promote roll forming device I, main drive II is moved to the left together, roll forming device I is entered in the hole of tubing 1, and reach the left end of the leading screw axle 27 making in roll forming device and the right-hand member tabling of spindle 3, start main drive II and drive Y-axis bearing 23 by power transmission shaft 18, 23 ' and arc 24 rotate, start spindle transmission device IV simultaneously, drive spindle 3 and leading screw axle 27 to rotate, force the bellmouth 32 interior rolling of roll extrusion ball 25 on arc 24 and towards the outer surface feeding of arc, to pipe material inner wall spinning, make it produce distortion, and reach and make pipe material inner wall form annular groove.
After roll extrusion completes, by the change of transmission device direction of rotation, arc tapered roller 26 is moved along the reverse of feeding relative to leading screw axle 27, ball is return in bellmouth, then roll forming device 1 is extracted, complete rolling process.
Claims (3)
1. the roll forming device of a pipe material inner wall annular ditch groove, it includes roll forming device (I), main drive (II), pipe clamping device (III), spindle and spindle transmission device (IV), the piston rod end that it is characterized in that being arranged on the lifting hydraulic cylinder (8) on ground is connected with pipe clamping device (III) bottom, roll forming device (I) left end cantilever is being supported adjacent with pipe clamping device (III) right-hand member by carrying roller (11), the lifting hydraulic cylinder (10) that carrying roller (11) is installed on workbench (13) is supporting, roll forming device (I) right-hand member connects with main drive (II) mutually by power transmission shaft (18), main drive (II) is arranged on transmission platform (14), being arranged on horizontal hydraulic cylinder (12) on workbench (13) is connected with transmission platform (14) and drives transmission platform (14) to move horizontally, the left part of pipe clamping device (III) has been provided with the block (2) of location tubing effect, spindle (3) is installed simultaneously on the left longitudinal center line of pipe clamping device (III), the lifting hydraulic cylinder (7) that spindle (3) bottom is installed on workbench (13) is supporting, the left end of spindle (3) is connected by universal-joint spindle (4) and the spindle transmission device being arranged on workbench (13), spindle (3) right-hand member can connect with leading screw axle (27) end in roll forming device (I) by dental inlay, the structure of described roll forming device (I) is transverse shape and the Y-axis bearing (23 of arc (24), 23 ') arc groove on circumference (30) shape is identical, in the same size, can cooperatively interact, by 4 arcs (24) by being arranged on up and down Y-axis bearing (23, 23 ') between, the surfaces externally and internally of arc (24) is circular arc, on its longitudinal center line, be shaped with n inner small and outside big round taper hole, n is positive integer, in each round taper hole, be all placed with roll extrusion ball (25), the rolling bearing that leading screw axle (27) is installed by left and right end is arranged on Y-axis bearing (23, 23 ') in, at leading screw axle (27) middle part, n arc tapered roller (26) is installed, the cambered surface of each arc tapered roller (26) is all inconsistent with corresponding roll extrusion ball (25), the banking stop (28) of arc tapered roller (26) blocks one of them arc (24), the left end of leading screw axle (27) connects with spindle (3) by dental inlay, right bearing seat (23 ') is connected with power transmission shaft (18), the structure of pipe clamping device (III) is the left and right sides at tubing (1) periphery, be separately installed with left and right clamp (21, 21 '), left and right clamp (21, 21 ') inner surface is semicircle cambered surface, in semicircle cambered surface, axially have a h rectangle groove (34), in rectangle groove, by bearing, m row clamping roller (33) is installed, h, m is positive integer, the roll surface of pinch roll is circular arc, the outer surface of its cambered surface and tubing (1) adapts, left and right clamp (21, 21 ') be arranged on respectively left and right clamping seats (19, 19 ') on, by left and right clamping cylinder (20, 20 ') drive tubing is clamped or unclamped.
2. the roll forming device of a kind of pipe material inner wall annular ditch groove as claimed in claim 1, is characterized in that described arc is shaped with n square taper hole on its longitudinal center line, and in hole, corresponding installation is cylinder, and n is positive integer.
3. the roll forming device of a kind of pipe material inner wall annular ditch groove as claimed in claim 1, is characterized in that described arc is shaped with n taper taper hole on its longitudinal center line, and in hole, corresponding installation is cone, and n is positive integer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320093539.7U CN203459488U (en) | 2013-02-28 | 2013-02-28 | Roller forming device of pipe inner wall annular groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320093539.7U CN203459488U (en) | 2013-02-28 | 2013-02-28 | Roller forming device of pipe inner wall annular groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203459488U true CN203459488U (en) | 2014-03-05 |
Family
ID=50171870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320093539.7U Withdrawn - After Issue CN203459488U (en) | 2013-02-28 | 2013-02-28 | Roller forming device of pipe inner wall annular groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203459488U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103143604A (en) * | 2013-02-28 | 2013-06-12 | 太原科技大学 | Rolling and forming device for ring-shaped groove on inner wall of pipe product |
| CN104646998A (en) * | 2014-12-31 | 2015-05-27 | 中国航空工业集团公司北京航空制造工程研究所 | Self-suction bulging device, and rolling press device of pipe interior automatic forming and self-positioning |
| CN104858279A (en) * | 2015-05-29 | 2015-08-26 | 中建二局洛阳机械有限公司 | Automatic forming machine for fully-grouted sleeve |
| CN111300017A (en) * | 2020-03-10 | 2020-06-19 | 湖北三峡职业技术学院 | Bearing press-fitting mechanism of automobile steering system |
-
2013
- 2013-02-28 CN CN201320093539.7U patent/CN203459488U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103143604A (en) * | 2013-02-28 | 2013-06-12 | 太原科技大学 | Rolling and forming device for ring-shaped groove on inner wall of pipe product |
| CN104646998A (en) * | 2014-12-31 | 2015-05-27 | 中国航空工业集团公司北京航空制造工程研究所 | Self-suction bulging device, and rolling press device of pipe interior automatic forming and self-positioning |
| CN104646998B (en) * | 2014-12-31 | 2016-11-30 | 中国航空工业集团公司北京航空制造工程研究所 | The internal automatic forming of self-priming bulging device, tubing and self-align rolling device |
| CN104858279A (en) * | 2015-05-29 | 2015-08-26 | 中建二局洛阳机械有限公司 | Automatic forming machine for fully-grouted sleeve |
| CN111300017A (en) * | 2020-03-10 | 2020-06-19 | 湖北三峡职业技术学院 | Bearing press-fitting mechanism of automobile steering system |
| CN111300017B (en) * | 2020-03-10 | 2021-10-15 | 湖北三峡职业技术学院 | Bearing press-fitting mechanism of automobile steering system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20150107 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20150107 |
|
| RGAV | Abandon patent right to avoid regrant |