CN214133326U - Main transmission connecting shaft for three-roller continuous pipe rolling mill - Google Patents
Main transmission connecting shaft for three-roller continuous pipe rolling mill Download PDFInfo
- Publication number
- CN214133326U CN214133326U CN202022344408.4U CN202022344408U CN214133326U CN 214133326 U CN214133326 U CN 214133326U CN 202022344408 U CN202022344408 U CN 202022344408U CN 214133326 U CN214133326 U CN 214133326U
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- CN
- China
- Prior art keywords
- spline shaft
- roll
- fixedly connected
- roller
- spliced pole
- 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
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- 238000005096 rolling process Methods 0.000 title abstract description 24
- 230000005540 biological transmission Effects 0.000 title description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 9
- 241001330002 Bambuseae Species 0.000 claims abstract description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 9
- 239000011425 bamboo Substances 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 31
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009785 tube rolling Methods 0.000 description 1
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- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
The utility model discloses a main drive spiale for three-roller tandem rolling tube machine, including meeting integral key shaft and roll, integral key shaft fixedly connected with regulation spline shaft section of thick bamboo that meets, the roll spliced pole is worn to be equipped with in the activity of regulation spline shaft section of thick bamboo, roll spliced pole fixedly connected with bearing block, and the opposition has seted up two sets of slides in the regulation spline shaft section of thick bamboo, the equal fixedly connected with gleitbretter in roll spliced pole both sides, roll spliced pole one end fixedly connected with fixed block is kept away from to the gleitbretter. This a main drive spiale for three-roller tandem rolling tube machine realizes adjusting the elastic connection of spline shaft section of thick bamboo and roll spliced pole through setting up the spring, through setting up the fixed block, the anchor eye, the fixed connection of integral key shaft and roll spliced pole that meets is realized to the anchor strut, realize the firm of roll and roll spliced pole through setting up fixture block and draw-in groove and be connected, this a main drive spiale for three-roller tandem rolling tube machine can realize the quick replacement effect of roll through removing the roll spliced pole, and easy operation, convenient to use.
Description
Technical Field
The utility model relates to a lead screw technical field specifically is a main drive spiale for three-roller tandem rolling tube machine.
Background
The three-roller continuous pipe rolling unit is the most important equipment in seamless steel pipe production and is the main process of metal deformation, and the main transmission device of the three-roller continuous pipe rolling unit is the power guarantee for completing the metal deformation. The main transmission device has the function of reasonably transmitting the power of the motor to the main machine in the three-roller continuous rolling unit according to the requirement of metal deformation. The power transmission process is as follows: the main motor drives the speed reducer through the safety coupling, the speed reducer drives the main transmission connecting shaft, and the connecting shaft is connected with a roller of a rolling mill, so that the rolling of the steel pipe is realized.
However, the rollers of the continuous rolling mill in the prior art wear quickly and need to be replaced frequently. When the roller is replaced, the position of the main transmission connecting shaft needs to be adjusted again, the installation space between the roller and the main transmission connecting shaft is reserved, and the roller is connected with the roller again, so that the replacement process is complicated.
The existing main transmission connecting shaft for the three-roller continuous pipe rolling mill is disclosed in the prior art, and is under the application number of CN200810080110.8, the movable spline shaft and the inner spline sleeve are connected into a sliding assembly through flanges, so that the working stability of the connecting shaft in a high-speed state is improved, and the roll change time of the continuous pipe rolling mill is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a final drive spiale for three-roller tandem rolling pipe machine to the current final drive spiale that is used for three-roller tandem rolling pipe machine that proposes in solving above-mentioned background art exists the comparatively loaded down with trivial details problem of change process when using.
In order to realize the purpose, the utility model provides the following technical proposal that the main transmission connecting shaft for the three-roller tandem rolling pipe machine comprises a spline shaft and a roller which are connected, the connected spline shafts are fixedly connected with an adjusting spline shaft barrel, a roller connecting column is movably arranged in the adjusting spline shaft barrel in a penetrating way, the roller connecting column is fixedly connected with a bearing block, two sets of slide ways are oppositely arranged in the adjusting spline shaft barrel, slide pieces are fixedly connected with both sides of the roller connecting column, one end of the slip sheet, which is far away from the roller connecting column, is fixedly connected with a fixed block, a through hole is arranged in the fixed block, two groups of reinforcing holes are oppositely arranged in one side of the connected spline shaft close to the regulating spline shaft cylinder, reinforcing rods are connected in the through holes and the reinforcing holes, the roller fixing device is characterized in that one end of the reinforcing rod is fixedly connected with a limiting block, the roller is fixedly connected with a clamping block, and a clamping groove is formed in one end, far away from the bearing block, of the roller connecting column.
Preferably, one end of the adjusting spline shaft cylinder is of a closed structure, springs are fixedly connected between the inner wall surface of the end of the adjusting spline shaft cylinder and the bearing blocks, and the springs are arranged in four groups in a regular annular array.
Preferably, the bearing block is of a circular arc structure, and the diameter length of the bearing block is matched with the length of the inner diameter of the adjusting spline shaft barrel.
Preferably, the slide passes through the inside and outside both sides of adjusting spline shaft section of thick bamboo, and two sets of gleitbretters are sliding connection respectively in two sets of slides.
Preferably, the surface of the reinforcing rod is provided with threads, the inner wall surface of each reinforcing hole and the inner wall surface of each through hole are provided with thread grooves meshed with the surface of the reinforcing rod, the two groups of reinforcing holes correspond to the two groups of through holes respectively, and the reinforcing rod is connected with nuts through thread structures.
Preferably, the clamping block is of a cross-shaped structure, and the clamping groove is matched with the clamping block in shape.
Compared with the prior art, the beneficial effects of the utility model are that: this a main drive spiale for three-roller tandem rolling tube machine realizes adjusting the elastic connection of spline shaft section of thick bamboo and roll spliced pole through setting up the spring, through setting up the fixed block, the anchor eye, the fixed connection of integral key shaft and roll spliced pole that meets is realized to the anchor strut, realize the firm of roll and roll spliced pole through setting up fixture block and draw-in groove and be connected, this a main drive spiale for three-roller tandem rolling tube machine can realize the quick replacement effect of roll through removing the roll spliced pole, and easy operation, convenient to use.
Drawings
FIG. 1 is a sectional view of the front structure of the main transmission connecting shaft for a three-roll tandem rolling mill of the present invention;
FIG. 2 is a schematic view of the front structure of the main transmission connecting shaft for a three-roll tandem rolling mill of the present invention;
FIG. 3 is a schematic view of a side structure of a slot of a main transmission spindle for a three-roll tandem rolling mill of the present invention;
fig. 4 is the utility model discloses an adjust spline shaft section of thick bamboo side structure cross-sectional view that is used for three-roller tandem rolling tube machine's main drive spiale.
In the figure: 1. the adjustable spline shaft comprises a spline shaft body 2, an adjustable spline shaft barrel 3, a bearing block 4, a roller connecting column 5, a slide way 6, a slide sheet 7, a fixing block 8, a through hole 9, a reinforcing hole 10, a reinforcing rod 11, a spring 12, a roller 13, a clamping block 14, a clamping groove 15 and a limiting block.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a main transmission connecting shaft for a three-roller continuous pipe rolling mill comprises a connecting spline shaft 1 and a roller 12, the connecting spline shaft 1 is fixedly connected with an adjusting spline shaft barrel 2, a roller connecting column 4 is movably arranged in the adjusting spline shaft barrel 2 in a penetrating mode, the roller connecting column 4 is fixedly connected with a bearing block 3, one end of the adjusting spline shaft barrel 2 is of a closed structure, a spring 11 is fixedly connected between the inner wall surface of the end of the adjusting spline shaft barrel 2 and the bearing block 3, the springs 11 are arranged in a regular annular array and are provided with four groups, the bearing block 3 and the roller connecting column 4 are synchronously provided with elastic action through the four groups of springs 11, the bearing block 3 is of an arc-shaped structure, the diameter length of the bearing block 3 is matched with the inner diameter length of the adjusting spline shaft barrel 2, two groups of slide ways 5 are oppositely arranged in the adjusting spline shaft barrel 2, slide pieces 6 are fixedly connected to two sides of the roller connecting column 4, and the slide ways 5 penetrate through the inner side and the outer side of the adjusting spline shaft barrel 2, two groups of sliding blades 6 are respectively connected in two groups of sliding ways 5 in a sliding way, when the roller connecting column 4 moves, the two groups of sliding blades 6 have a positioning effect through the movement in the two groups of sliding ways 5, one end of each sliding blade 6, which is far away from the roller connecting column 4, is fixedly connected with a fixed block 7, a through hole 8 is formed in the fixed block 7, two groups of reinforcing holes 9 are oppositely formed in one side, which is close to the adjusting spline shaft barrel 2, of the connected spline shaft 1, reinforcing rods 10 are connected in the through holes 8 and the reinforcing holes 9, one end of each reinforcing rod 10 is fixedly connected with a limiting block 15, each limiting block 15 is of a cylindrical structure, the diameter length of each limiting block 15 is larger than the inner diameter length of each through hole 8, threads are arranged on the surfaces of the reinforcing rods 10, thread grooves meshed with the surfaces of the reinforcing rods 10 are arranged on the inner wall surfaces of the reinforcing holes 9 and the inner wall surfaces of the through holes 8, the two groups of reinforcing holes 9 respectively correspond to the positions of the two groups of through holes 8, and nuts are connected to the reinforcing rods 10 through thread structures, connect in perforation 8 and reinforced hole 9 through anchor strut 10, and make stopper 15 contradict in 7 one sides of fixed block, make the nut contradict in 7 opposite sides of fixed block, thereby realize the fixed connection to integral key shaft 1 and roll spliced pole 4 that meet, roll 12 fixedly connected with fixture block 13, roll spliced pole 4 is kept away from and is offered draw-in groove 14 in the 3 one end of bearing piece, fixture block 13 is "ten" style of calligraphy structure, draw-in groove 14 and 13 shape phase-matchs of fixture block, connect in draw-in groove 14 through fixture block 13, thereby realize roll 12 and roll spliced pole 4 firm being connected.
The working principle is as follows: when the main transmission connecting shaft for the three-roller continuous tube rolling mill is used and the roller 12 needs to be replaced, the clamping block 13 is firstly controlled to be separated from the clamping groove 14, the roller connecting column 4 is controlled to move towards one side of the spring 11, so that the roller 12 can be replaced, the supporting block 3 and the roller connecting column 4 are synchronously elastically acted by the spring 11, thereby facilitating the connection of the fixture block 13 in the clamping groove 14, and the roller connecting column 4 and the fixture block 13 can be fixedly connected through bolts, then, the reinforcing rod 10 is connected in the through hole 8 and the reinforcing hole 9, and the stopper 15 is abutted against one side of the fixing block 7, the nut is butted against the other side of the fixed block 7, thereby realizing the fixed connection of the connected spline shaft 1 and the roller connecting column 4, and further, the connection between the connected spline shaft 1 and the roller 12 is realized, and the main transmission connecting shaft for the three-roller pipe mill works.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A final drive spiale for three-roller tandem tube mill, including meeting integral key shaft (1) and roll (12), meet integral key shaft (1) fixedly connected with regulation spline shaft section of thick bamboo (2), its characterized in that: a roller connecting column (4) is movably arranged in the adjusting spline shaft barrel (2) in a penetrating way, the roller connecting column (4) is fixedly connected with a bearing block (3), two sets of slide ways (5) are oppositely arranged in the adjusting spline shaft barrel (2), slide pieces (6) are fixedly connected with both sides of the roller connecting column (4), one end of the sliding sheet (6) far away from the roller connecting column (4) is fixedly connected with a fixed block (7), a through hole (8) is arranged in the fixed block (7), two groups of reinforcing holes (9) are oppositely arranged in one side of the connected spline shaft (1) close to the regulating spline shaft barrel (2), reinforcing rods (10) are connected in the through holes (8) and the reinforcing holes (9), one end of the reinforcing rod (10) is fixedly connected with a limiting block (15), the roller (12) is fixedly connected with a clamping block (13), and a clamping groove (14) is formed in one end of the roller connecting column (4) far away from the bearing block (3).
2. The main drive spindle for a three-roll pipe mill according to claim 1, wherein: one end of the adjusting spline shaft cylinder (2) is of a closed structure, springs (11) are fixedly connected between the inner wall face of the end of the adjusting spline shaft cylinder (2) and the bearing block (3), and the springs (11) are arranged in four groups in a regular annular array.
3. The main drive spindle for a three-roll pipe mill according to claim 1, wherein: the bearing block (3) is of an arc-shaped structure, and the diameter length of the bearing block (3) is matched with the inner diameter length of the adjusting spline shaft barrel (2).
4. The main drive spindle for a three-roll pipe mill according to claim 1, wherein: slide (5) run through the inside and outside both sides of adjusting spline shaft section of thick bamboo (2), and two sets of gleitbretters (6) sliding connection respectively in two sets of slides (5).
5. The main drive spindle for a three-roll pipe mill according to claim 1, wherein: the surface of the reinforcing rod (10) is provided with threads, thread grooves meshed with the surface of the reinforcing rod (10) are formed in the inner wall surface of the reinforcing hole (9) and the inner wall surface of the through hole (8), the two groups of reinforcing holes (9) correspond to the two groups of through holes (8) in position respectively, and the reinforcing rod (10) is connected with nuts through thread structures.
6. The main drive spindle for a three-roll pipe mill according to claim 1, wherein: the clamping block (13) is of a cross-shaped structure, and the clamping groove (14) is matched with the clamping block (13) in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022344408.4U CN214133326U (en) | 2020-10-21 | 2020-10-21 | Main transmission connecting shaft for three-roller continuous pipe rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022344408.4U CN214133326U (en) | 2020-10-21 | 2020-10-21 | Main transmission connecting shaft for three-roller continuous pipe rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214133326U true CN214133326U (en) | 2021-09-07 |
Family
ID=77560827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022344408.4U Expired - Fee Related CN214133326U (en) | 2020-10-21 | 2020-10-21 | Main transmission connecting shaft for three-roller continuous pipe rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214133326U (en) |
-
2020
- 2020-10-21 CN CN202022344408.4U patent/CN214133326U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210907 |