CN214976738U - Transmission shaft internal spline sleeve forming device with adjusting function - Google Patents
Transmission shaft internal spline sleeve forming device with adjusting function Download PDFInfo
- Publication number
- CN214976738U CN214976738U CN202120293822.9U CN202120293822U CN214976738U CN 214976738 U CN214976738 U CN 214976738U CN 202120293822 U CN202120293822 U CN 202120293822U CN 214976738 U CN214976738 U CN 214976738U
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- China
- Prior art keywords
- steel pipe
- forming device
- motor box
- transmission shaft
- internal spline
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 58
- 239000010959 steel Substances 0.000 claims abstract description 58
- 238000001125 extrusion Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000006870 function Effects 0.000 claims description 8
- 230000009711 regulatory function Effects 0.000 claims description 4
- 239000002994 raw material Substances 0.000 abstract description 26
- 238000000034 method Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 8
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003913 materials processing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
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Abstract
The utility model discloses a transmission shaft internal spline housing forming device with adjusting function, relating to the technical field of spline housing production and processing, comprising a workbench, wherein the top of the workbench is provided with a steel pipe position adjusting and positioning mechanism; steel pipe position control positioning mechanism includes the motor box, the motor box is fixed to be set up in workstation top center department, the fixed double-shaft motor that is provided with in motor box inner chamber top center department, the equal transmission in both ends of double-shaft motor is connected with the screw rod, two the equal screw thread in the screw rod outside cup joints and is provided with the sliding block, the fixed linking arm that is provided with in sliding block top, the linking arm is close to the fixed arc splint that is provided with in one side top of motor box. The utility model discloses can be accurate make spline mould be in the inboard central point of steel pipe raw materials and put, and then guarantee in follow-up extrusion in-process, the accuracy of position is placed to the steel pipe raw materials, avoids appearing the inhomogeneous condition of extrusion, has guaranteed the finished product quality of spline housing.
Description
Technical Field
The utility model relates to a spline housing production and processing technology field, in particular to transmission shaft internal spline housing forming device with regulatory function.
Background
The electric steering shaft belongs to one kind of transmission shaft, the spline housing used therein generally adopts the round tube spline broaching process to process at present, namely, the steel tube raw material is extruded on the reducing die at first, so that the diameter of the steel tube raw material is reduced to the diameter required by the spline housing, then the reducing processed round tube is pulled out of the internal spline by the broach, the production mode needs to be carried out in two steps, the material loss is slightly more, and the problem of broach tooth breakage caused by unsmooth chip removal exists in the spline broaching process, the service life loss of the broach is serious, the production efficiency is lower, in order to avoid the above situation, in the prior art, the spline housing forming device which adopts the extrusion housing to be matched with the spline housing to directly form the steel tube raw material has appeared.
However, the spline housing forming device still has some defects in actual use, and what is more obvious is that a necessary steel pipe position adjusting and positioning mechanism is lacked, so that when a steel pipe raw material with a large aperture is sleeved outside the spline die, the spline die cannot be accurately positioned at the central position of the inner side of the steel pipe raw material, and therefore, in the subsequent extrusion forming process, the condition of uneven extrusion caused by the deviation of the placement position of the steel pipe is easy to occur, and the quality of a finished product of the spline housing is influenced.
Therefore, it is necessary to provide a forming device for an internal spline housing of a transmission shaft with an adjusting function to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a have regulatory function transmission shaft internal spline cover forming device to solve the current spline cover forming device that proposes in the above-mentioned background art and lack necessary steel pipe position control positioning mechanism, when leading to the great steel pipe raw materials in aperture to cup joint in the spline mould outside, unable accuracy makes the spline mould be in the inboard central point of steel pipe raw materials and puts, consequently at follow-up extrusion in-process, the steel pipe easily appears and places the skew and the inhomogeneous condition of extrusion that leads to, the problem of the finished product quality of spline cover has been influenced.
In order to achieve the above object, the utility model provides a following technical scheme: a transmission shaft internal spline housing forming device with an adjusting function comprises a workbench, wherein a steel pipe position adjusting and positioning mechanism is arranged at the top of the workbench;
the steel pipe position adjusting and positioning mechanism comprises a motor box, the motor box is fixedly arranged at the center of the top of the workbench, a double-shaft motor is fixedly arranged at the center of the top of the inner cavity of the motor box, two ends of the double-shaft motor are in transmission connection with screw rods, sliding blocks are sleeved on the outer sides of the two screw rods in a threaded manner, a connecting arm is fixedly arranged at the top of each sliding block, and an arc-shaped clamping plate is fixedly arranged at the top end of one side, close to the motor box, of each connecting arm;
the steel pipe position adjusting and positioning mechanism further comprises a guide rail, and the sliding block is arranged on the outer side of the guide rail in a sliding and sleeved mode;
the steel pipe position adjusting and positioning mechanism further comprises a positioning plate, the positioning plate is movably sleeved on the outer side of the screw rod through a bearing, and the positioning plate is fixedly connected with the workbench.
Preferably, an inserting pipe A is fixedly arranged at the center of the top of the motor box, and a spline die is arranged on the inner side of the inserting pipe A in an inserting mode.
Preferably, four corners of the top of the workbench are fixedly provided with support columns, and the tops of the support columns are fixedly connected with a top plate together.
Preferably, a hydraulic cylinder A is fixedly arranged at the center of the top plate, a connecting block is arranged at the center of the bottom of the top plate, an output shaft of the hydraulic cylinder A penetrates through the top plate and is fixedly connected with the connecting block, an inserting pipe B is fixedly arranged at the bottom of the connecting block, and an extrusion sleeve is inserted into the inner side of the inserting pipe B.
Preferably, the holding tank has been seted up at the positive middle part of workstation, the inside fixed pneumatic cylinder B that is provided with of holding tank.
Preferably, the output shaft end part of the hydraulic cylinder B is fixedly connected with a U-shaped ejector rod, the U-shaped ejector rod penetrates through the inner wall of the accommodating groove and extends to the top of the workbench, ejector plates are fixedly arranged at two ends of the U-shaped ejector rod jointly, and the ejector plates are sleeved and arranged on the outer side of the inserting tube A.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a be provided with steel pipe position adjustment positioning mechanism to the technical staff cup joints the steel pipe raw materials outside the spline mould after, the technical staff can make the biax motor drive screw rod in the steel pipe position adjustment positioning mechanism rotate, and then makes the screw rod drive two sliding blocks and be close to each other, and two sliding blocks at this moment drive two arc splint respectively through the linking arm and extrude the steel pipe, and when two arc splint all centre gripping were in the steel pipe outside at this moment, the centre of a circle of steel pipe and spline mould collineation now compare with the device of the same type in the prior art, the utility model discloses can accurately make the spline mould be in steel pipe raw materials inboard central point, and then guarantee in the follow-up extrusion process, the accuracy of steel pipe raw materials placement position, avoid appearing the inhomogeneous condition of extrusion, guaranteed the finished product quality of spline housing;
2. the utility model discloses a be provided with the guide rail to when the screw rod is rotatory, the cooperation screw rod carries on spacingly to the sliding block, and then makes the screw rod of rotatory in-process can drive the sliding block and remove, has guaranteed the normal clear of location work.
Drawings
Fig. 1 is a schematic overall front view structure diagram of the present invention;
FIG. 2 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 3 is a schematic front sectional view of the steel pipe position adjusting and positioning mechanism of the present invention;
fig. 4 is a schematic view of the top view of the arc-shaped splint of the present invention.
In the figure: 1. a work table; 2. a steel pipe position adjusting and positioning mechanism; 21. a motor box; 22. a double-shaft motor; 23. a screw; 24. a slider; 25. a connecting arm; 26. an arc-shaped splint; 27. a guide rail; 28. positioning a plate; 3. inserting the tube A; 4. a spline die; 5. a pillar; 6. a top plate; 7. a hydraulic cylinder A; 8. connecting blocks; 9. inserting the tube B; 10. extruding a sleeve; 11. accommodating grooves; 12. a hydraulic cylinder B; 13. and ejecting the plate.
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.
The utility model provides a as shown in fig. 1-4 a have regulatory function transmission shaft internal spline cover forming device, as shown in fig. 1 and fig. 2, including workstation 1, workstation 1 top sets up steel pipe position control positioning mechanism 2.
As shown in fig. 3 and 4, the steel pipe position adjusting and positioning mechanism 2 includes a motor box 21, the motor box 21 is fixedly disposed at the center of the top of the workbench 1, a double-shaft motor 22 is fixedly disposed at the center of the top of the inner cavity of the motor box 21, two ends of the double-shaft motor 22 are both in transmission connection with screw rods 23, sliding blocks 24 are respectively disposed at the outer sides of the two screw rods 23 in a threaded sleeve manner, a connecting arm 25 is fixedly disposed at the top of the sliding block 24, an arc-shaped clamping plate 26 is fixedly disposed at the top end of one side of the connecting arm 25, which is close to the motor box 21, so that the double-shaft motor 22 can drive the screw rods 23 to rotate, and further, the screw rods 23 drive the two sliding blocks 24 to be close to each other, at this time, the two sliding blocks 24 respectively drive the two arc-shaped clamping plates 26 to extrude the steel pipe through the connecting arm 25, when the two arc-shaped clamping plates 26 are all clamped at the outer side of the steel pipe, the center of the steel pipe and the spline mold 4 are collinear with each other, the utility model discloses can be accurate make spline mould 4 be in the inboard central point of steel pipe raw materials and put, and then guarantee in follow-up extrusion in-process, the accuracy of position is placed to the steel pipe raw materials, avoids appearing the inhomogeneous condition of extrusion, has guaranteed the finished product quality of spline housing.
Simultaneously, steel pipe position control positioning mechanism 2 still includes guide rail 27, and sliding block 24 slides to cup joint and sets up in the guide rail 27 outside to when screw rod 23 is rotatory, cooperation screw rod 23 carries on spacingly to sliding block 24, and then makes screw rod 23 of rotatory in-process can drive and remove about sliding block 24, has guaranteed the normal clear of positioning work.
In addition, steel pipe position adjustment positioning mechanism 2 still includes locating plate 28, and locating plate 28 passes through the bearing activity and cup joints and sets up in the screw rod 23 outside, and locating plate 28 and workstation 1 fixed connection to in the rotation process of screw rod 23, locating plate 28 can fix a position screw rod 23 tip.
As shown in fig. 1 and fig. 2, referring to fig. 3, an insert tube A3 is fixedly disposed at the center of the top of a motor box 21, a spline die 4 is inserted into the inner side of an insert tube A3, pillars 5 are fixedly disposed at four corners of the top of a workbench 1, a top plate 6 is fixedly connected to the tops of the four pillars 5, a hydraulic cylinder a7 is fixedly disposed at the center of the top plate 6, and a connecting block 8 is disposed at the center of the bottom of the top plate 6, an output shaft of the hydraulic cylinder a7 penetrates through the top plate 6 and is fixedly connected to the connecting block 8, an insert tube B9 is fixedly disposed at the bottom of the connecting block 8, an extrusion sleeve 10 is inserted into the inner side of an insert tube B9, so that the hydraulic cylinder a7 can drive the output shaft of the extrusion sleeve to extend out, and further the output shaft of the hydraulic cylinder a7 can drive the extrusion sleeve 10 to descend through the connecting block 8, the extrusion sleeve 10 is gradually sleeved on the outer side of a steel tube raw material during descending process, and further a diameter reduction process is performed on the steel tube raw material, so that the steel tube raw material is sleeved on the outer side of the spline die 4, and due to the arrangement of the appearance of the spline die 4, an internal spline is formed on the inner side of the steel pipe raw material.
More specifically, holding tank 11 has been seted up at the positive middle part of workstation 1, holding tank 11 is inside fixed to set up pneumatic cylinder B12, the output shaft tip fixedly connected with U-shaped ejector pin of pneumatic cylinder B12, the U-shaped ejector pin runs through holding tank 11 inner wall and extends to workstation 1 top, U-shaped ejector pin both ends are fixed jointly and are set up ejector plate 13, ejector plate 13 cup joints and sets up in the insert tube A3 outside, so that treat steel pipe raw materials processing completion back, make pneumatic cylinder A7 drive extrusion cover 10 and reset, then make pneumatic cylinder B12 drive its output shaft and stretch out, and then make pneumatic cylinder B12's output shaft drive ejector plate 13 through U-shaped ejector pin and rise, thereby make ejector plate 13 will cup joint the finished product in the spline mould 4 outside ejecting.
The utility model discloses the theory of operation:
during actual use, a technician can sleeve the steel pipe raw material on the outer side of the spline die 4, the steel pipe raw material is located at the top of the ejection plate 13 at the moment, the technician can electrify the double-shaft motor 22, the double-shaft motor 22 is electrified to drive the screw 23 to rotate, the screw 23 drives the two sliding blocks 24 to be close to each other under the coordination of the guide rail 27, the two sliding blocks 24 respectively drive the two arc-shaped clamping plates 26 to extrude the steel pipe through the connecting arms 25 at the moment, and when the two arc-shaped clamping plates 26 are all clamped on the outer side of the steel pipe, the circle center of the steel pipe is collinear with the spline die 4 at the moment;
then, a technician can drive the output shaft of the hydraulic cylinder A7 to extend out, so that the output shaft of the hydraulic cylinder A7 drives the extrusion sleeve 10 to descend through the connecting block 8, the extrusion sleeve 10 is gradually sleeved on the outer side of the steel pipe raw material in the descending process, diameter reduction treatment is further performed on the steel pipe raw material, the steel pipe raw material is sleeved on the outer side of the spline die 4, and due to the arrangement of the shape of the spline die 4, an internal spline is formed on the inner side of the steel pipe raw material;
along with the decline of extrusion cover 10, make biax motor 22 drive screw 23 reverse rotation, and then make arc splint 26 reset, avoid arc splint 26 to cause to block the decline of extrusion cover 10, treat the steel pipe raw materials processing completion back, make pneumatic cylinder A7 drive extrusion cover 10 and reset, then make pneumatic cylinder B12 drive its output shaft and stretch out, and then make the output shaft of pneumatic cylinder B12 drive knock-out plate 13 through the U-shaped knock-out pole and rise, thereby make knock-out plate 13 will cup joint the finished product ejecting in the spline mould 4 outside.
Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a have regulatory function transmission shaft internal spline cover forming device which characterized in that: the steel pipe positioning device comprises a workbench (1), wherein a steel pipe position adjusting and positioning mechanism (2) is arranged at the top of the workbench (1);
the steel pipe position adjusting and positioning mechanism (2) comprises a motor box (21), the motor box (21) is fixedly arranged at the center of the top of the workbench (1), a double-shaft motor (22) is fixedly arranged at the center of the top of the inner cavity of the motor box (21), two ends of the double-shaft motor (22) are in transmission connection with screw rods (23), sliding blocks (24) are arranged on the outer sides of the two screw rods (23) in a sleeved mode through threads, a connecting arm (25) is fixedly arranged at the top of the sliding blocks (24), and an arc-shaped clamping plate (26) is fixedly arranged at the top end, close to the motor box (21), of one side of the connecting arm (25);
the steel pipe position adjusting and positioning mechanism (2) further comprises a guide rail (27), and the sliding block (24) is arranged on the outer side of the guide rail (27) in a sliding and sleeving manner;
the steel pipe position adjusting and positioning mechanism (2) further comprises a positioning plate (28), the positioning plate (28) is movably sleeved on the outer side of the screw rod (23) through a bearing, and the positioning plate (28) is fixedly connected with the workbench (1).
2. The forming device for the internal spline housing of the transmission shaft with the adjusting function according to claim 1, wherein: an inserting pipe A (3) is fixedly arranged at the center of the top of the motor box (21), and a spline die (4) is inserted into the inner side of the inserting pipe A (3).
3. The forming device for the internal spline housing of the transmission shaft with the adjusting function according to claim 1, wherein: all fixed pillar (5) that are provided with in workstation (1) top four corners, four the common fixedly connected with roof (6) in pillar (5) top.
4. The forming device for the internal spline housing of the transmission shaft with the adjusting function according to claim 3, wherein: roof (6) top center department is fixed and is provided with pneumatic cylinder A (7) and roof (6) bottom center department is provided with connecting block (8), the output shaft of pneumatic cylinder A (7) run through roof (6) and with connecting block (8) fixed connection, connecting block (8) bottom is fixed and is provided with insert tube B (9), insert tube B (9) inboard is pegged graft and is provided with extrusion cover (10).
5. The forming device for the internal spline housing of the transmission shaft with the adjusting function according to claim 1, wherein: holding tank (11) have been seted up to workstation (1) front middle part, holding tank (11) inside fixed pneumatic cylinder B (12) that is provided with.
6. The forming device for the internal spline housing of the transmission shaft with the adjusting function according to claim 5, wherein: the output shaft tip fixedly connected with U-shaped knock-out pin of pneumatic cylinder B (12), the U-shaped knock-out pin runs through holding tank (11) inner wall and extends to workstation (1) top, U-shaped knock-out pin both ends are fixed jointly and are provided with knock-out plate (13), knock-out plate (13) cup joint and set up in the insert tube A (3) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120293822.9U CN214976738U (en) | 2021-02-02 | 2021-02-02 | Transmission shaft internal spline sleeve forming device with adjusting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120293822.9U CN214976738U (en) | 2021-02-02 | 2021-02-02 | Transmission shaft internal spline sleeve forming device with adjusting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214976738U true CN214976738U (en) | 2021-12-03 |
Family
ID=79146378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120293822.9U Expired - Fee Related CN214976738U (en) | 2021-02-02 | 2021-02-02 | Transmission shaft internal spline sleeve forming device with adjusting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214976738U (en) |
-
2021
- 2021-02-02 CN CN202120293822.9U patent/CN214976738U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |