CN217413060U - Heavy transmission shaft press-fitting machine - Google Patents
Heavy transmission shaft press-fitting machine Download PDFInfo
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- CN217413060U CN217413060U CN202220295234.3U CN202220295234U CN217413060U CN 217413060 U CN217413060 U CN 217413060U CN 202220295234 U CN202220295234 U CN 202220295234U CN 217413060 U CN217413060 U CN 217413060U
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- transmission shaft
- push rod
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Abstract
The utility model discloses a heavy transmission shaft pressure equipment machine, establish propelling movement seat, thrust seat, clamping device, material jacking device on the fuselage including fuselage, thrust device and slip. The thrust device is arranged at one end of the machine body and comprises a push rod; one side of the pushing seat is connected with the push rod, and the other side of the pushing seat is provided with a first connecting disc; a second connecting disc is arranged on one side, facing the thrust seat, of the thrust seat, and a locking mechanism used for fixing the thrust seat and the machine body relatively is arranged on the thrust seat; a plurality of clamping devices are located between the thrust block and the thrust block, the clamp including a self-centering vise disposed at the top. The central axis of the push rod, the central axis of the first connecting disc, the central axis of the second connecting disc and the central axis of the self-centering vice are all on the same straight line. The material jacking device comprises a jacking cylinder and a support frame and is used for supporting transmission shaft parts to be pressed. The utility model discloses an increase material jacking device on heavy transmission shaft pressure equipment machine, solved the difficult technical problem of artifical unloading in the heavy transmission shaft assembling process.
Description
Technical Field
The utility model belongs to the technical field of the transmission shaft processing technique and specifically relates to a heavy transmission shaft pressure equipment machine.
Background
Heavy-duty vehicles typically use a driveshaft to connect a transmission and rear axle to transmit power from an engine to the wheels of the vehicle to propel the vehicle. The transmission shaft needs to use a press-fitting machine to ensure that all parts of the transmission shaft are on the same axis in the assembling process so as to ensure the assembling precision.
The transmission shaft press-mounting machine in the prior art adopts manual feeding and discharging, and the transmission shaft press-mounting machine is very difficult because a plurality of clamping mechanisms are needed to perform centering clamping on all parts of the transmission shaft, and the manual feeding of materials, especially the taking out of the whole transmission shaft after the press-mounting is completed is performed.
The heavy drive shafts used on heavy duty vehicles are of substantial mass, further increasing the severity of the above-mentioned problems.
Disclosure of Invention
The utility model aims at providing a heavy transmission shaft pressure equipment machine can solve heavy transmission shaft in the assembling process on pressure equipment machine, the big technical problem of the artifical unloading degree of difficulty of going up.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the heavy transmission shaft press-fitting machine comprises a machine body, a thrust device, a thrust seat, a clamping device and a material jacking device.
The thrust device is fixedly connected to one end of the machine body and comprises a push rod capable of axially stretching, and the stretching direction of the push rod is consistent with the length direction of the machine body.
The pushing seat is arranged on the machine body in a sliding mode, one side of the pushing seat is connected with the push rod, and the other side of the pushing seat is provided with a first connecting disc.
The thrust block is arranged on the machine body in a sliding mode, a second connecting disc is arranged on one side, facing the thrust block, of the thrust block, and a locking mechanism used for fixing the thrust block and the machine body relatively is arranged on the thrust block.
The thrust block with the changeable position is adopted, the length range of a transmission shaft which can be suitable for the press-mounting machine is increased, the requirement on the stroke of a push rod of the thrust device is reduced, a smaller model can be selected, and the cost is reduced.
The clamping device is arranged on the machine body in a sliding mode and located between the pushing seat and the thrust seat, the clamping device comprises a plurality of self-centering vices arranged at the top, and the clamping devices are used for clamping and positioning transmission shaft parts to be pressed.
Adopt from centering vice countershaft class spare part to add and hold, its central axis is on same straight line all the time after the part centre gripping of different diameters, consequently need not frequently adjust clamping device's height, only need regularly with the calibration of standard measuring tool can, not only reduced the operating procedure, can promote the precision of location moreover.
The central axis of the push rod, the central axis of the first connecting disc, the central axis of the second connecting disc and the central axis of the self-centering vice are all on the same straight line.
The material jacking device is arranged on the machine body in a sliding mode and comprises a jacking cylinder and a supporting frame, wherein the supporting frame is arranged at the top end of a piston rod of the jacking cylinder and used for supporting the material from the middle part of a shaft tube to be pressed and enabling the material to fall into the self-centering vice, and the material jacking device jacks the material from the middle part of a transmission shaft assembly after the pressing is finished so as to be convenient to transfer to a transfer trolley.
Creatively increased material jacking device, the dedicated transportation dolly of cooperation can be light laborsaving fall into the central siphon before the pressure equipment into from the centering vice to the transmission shaft assembly that will press after the pressure equipment is finished pushes up, so that shift to the transportation dolly.
Further, the fuselage is equipped with two parallel linear guide along push rod axis direction, promote seat, thrust bearing, clamping device, material jacking device bottom all be equipped with two linear guide complex sliders, promote seat, thrust bearing, clamping device, material jacking device pass through the slider and establish on the fuselage with linear guide's cooperation slip.
Further, the material jacking device further comprises a connecting plate, the connecting plate is connected with the two linear guide rails in a sliding mode through sliding blocks arranged on two sides of the bottom, the jacking cylinder is fixedly connected below the connecting plate, and a piston rod of the jacking cylinder can vertically extend upwards and retract to drive the supporting frame to ascend and fall.
The jacking device adopts the cylinder as a power source, has simple structure and easy control, and can be manually operated under special conditions.
Furthermore, the support frame comprises a bottom plate, the bottom plate is fixedly connected with the piston rod of the air cylinder, two shallow V-shaped bracket grooves with upward openings are arranged on the bottom plate in parallel and symmetrically and are arranged in the front and back direction along the guide direction of the linear guide rail, and the support frame is used for preventing the transmission shaft assembly from rolling and falling when the shaft tube or the transmission shaft assembly is lifted and conveniently pushing out the transmission shaft assembly which is pressed and mounted to the transfer trolley.
Two shallow V-shaped bracket lifting axle tubes or transmission shaft assemblies which are arranged in parallel are adopted, the structure is simple, and the transmission shaft assemblies can be conveniently pushed out from the shallow V-shaped brackets to the transfer trolley when the transmission shaft assemblies are lifted.
Furthermore, the number of the clamping devices is 4, and the material jacking device is positioned in the middle of the 4 clamping devices.
Further, the thrust device is a servo electric cylinder, and the self-centering vice is driven by a servo motor.
Thrust device adopts servo electric cylinder, and self-centering vice adopts automatically controlled control by servo motor drive, controls more accurately to it is electronic to compare the cleaner health of traditional hydraulic drive, can greatly improve workshop environment.
Further, the pushing seat is provided with a control system for controlling the servo electric cylinder and the servo motor.
Furthermore, a pressure sensor is arranged at the joint of the push rod and the pushing seat.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of a material jacking device in the first embodiment.
Fig. 3 is a schematic structural diagram of a material lifting device in the second embodiment.
Fig. 4 is a schematic structural diagram of a material jacking device in the third embodiment.
Description of the drawings: 1. fuselage, 2, thrust unit, 21, push rod, 3, promote the seat, 31, first connection pad, 4, thrust block, 41, second connection pad, 42, locking mechanism, 5, clamping device, 6, material jacking device, 61 jacking cylinder, 62, support frame, 621, bottom plate, 622, shallow V type support groove, 63, connecting plate, 623, clamping mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the features and properties of a heavy duty transmission shaft press-fitting machine of the present invention will be described in further detail with reference to the accompanying drawings and embodiments.
The body 1 is provided with two parallel linear guide rails along the axial direction of the push rod 21. The pushing seat 3, the thrust seat 4, the clamping device 5 and the material jacking device 6 are all connected with the two linear guide rails in a sliding manner through a sliding block arranged at the bottom, so that the pushing seat, the thrust seat 4, the clamping device 5 and the material jacking device are arranged on the machine body 1 in a sliding manner.
One side of the pushing seat 3 is connected with the push rod 21, a pressure sensor is arranged at the joint, the other side of the pushing seat 3 is provided with a first connecting disc 31, and the pushing seat 3 is further provided with a control system for controlling the servo electric cylinder and the servo motor.
One side of the thrust block 4 facing the thrust block 3 is provided with a second connecting disc 41, and the thrust block 4 is provided with a locking mechanism 42 for relatively fixing the thrust block 4 and the machine body 1.
Clamping device 5 is equipped with 4 and is located between propelling movement seat 3 and the thrust block 4, and clamping device 5 is including establishing the self-centering vice at the top, and the self-centering vice is driven by servo motor for press fitting and location treat the transmission shaft part of pressure equipment.
The central axis of the push rod 21, the central axis of the first connecting disc 31, the central axis of the second connecting disc 41 and the positioning central axis of the self-centering vice are all on the same straight line.
The material jacking device 6 is arranged in the middle of the 4 clamping devices 5 and comprises a jacking cylinder 61, a connecting plate 63 and a supporting frame 62. Connecting plate 63 is through establishing the slider and two linear guide sliding connection in the bottom both sides, and jacking cylinder 61 fixed connection is in connecting plate 63 below, and support frame 62 is established on jacking cylinder 61 piston rod top, and jacking cylinder 61's piston rod can upwards vertically stretch out and retract and drive support frame 62 and rise and fall down.
The supporting frame 62 comprises a bottom plate 621, the bottom plate 621 is fixedly connected with a piston rod of the air cylinder, two shallow V-shaped supporting grooves 622 with upward openings are arranged on the bottom plate 621 in parallel and symmetrically, the two shallow V-shaped supporting grooves 622 are arranged in the front and at the back along the guide direction of the linear guide rail and are used for avoiding rolling and dropping of the lifting shaft tube or the transmission shaft assembly and conveniently pushing out the transmission shaft assembly which is pressed and mounted onto a transfer trolley.
In the actual production process, firstly, the push rod 21 of the thrust device 2 needs to be retracted through a control system, and meanwhile, the push seat 3 connected with the push rod 21 is driven to retract; and releasing the locking mechanism 42 of the thrust block 4, adjusting the position of the thrust block 4 according to the length parameter of the bearing to be pressed, and starting the locking mechanism 42 to fix the position of the thrust block 4 after the adjustment is in place.
Two cross universal joints to be pressed are respectively fixed on the first connecting disc 31 and the second connecting disc 41 through end face tooth flanges, positioning pins are arranged on the first connecting disc 31 and the second connecting disc 41, and the end face tooth flanges are matched with the positioning pins to ensure that the axes of the end face tooth flanges coincide with the axes of the first connecting disc 31 or the second connecting disc 41.
The movable ends of the two cross universal joints of the first connecting disc 31 and the second connecting disc 41, namely one ends needing to be pressed with the shaft tube, are fixed through end face tooth flanges, and the self-centering vice on the clamping device 5 closest to the movable ends is respectively utilized by a control system to clamp and position. Because first connection pad 31 axis, second connection pad 41 axis, from centering vice location central axis all on the collinear, so can guarantee the axis coincidence of the axis of the expansion end of cross universal joint and the axis of terminal surface tooth flange end.
And conveying the shaft tube to be pressed to the edge of the press-fitting machine by using a transfer trolley, wherein the transfer trolley is provided with a suspended extension part. Adjusting the material jacking device 6 to be located in the middle of the pushing seat 3 and the thrust seat 4, and operating the jacking cylinder 61 to enable the piston rod to drive the supporting frame 62 to ascend. The transfer trolley is operated to connect the middle part of the extension part of the transfer trolley with the support frame 62, the shaft tube to be pressed on the transfer trolley is rolled onto the support frame 62 through the extension part, the transfer trolley is lifted from the middle part of the shaft tube by using the two shallow V-shaped brackets 622 on the support frame 62, and then the transfer trolley is removed.
The jacking cylinder 61 is operated to make the piston rod drive the support frame 62 to descend, the axle tube to be pressed descends along with the support frame 62 until the axle tube falls into the self-centering vice of the two clamping devices 5 arranged in the middle, and the piston rod drives the support frame 62 to continuously descend to the lowest point so as not to influence the pressing operation.
The central axis of the shaft tube is clamped and fixed by the control system through the self-centering vice arranged on the two clamping devices 5 in the middle, and the central axis of the positioning of the first connecting disc 31, the central axis of the second connecting disc 41 and the self-centering vice is on the same straight line, so that the coincidence of the shaft tube axis and the axis of the movable end of the cross universal joint to be pressed with the shaft tube can be ensured.
The control system detects whether the transmission shaft is pressed in place or not by detecting a pressure sensor arranged between the push rod 21 and the pushing seat 3 and combining the parameters of the transmission shaft to be pressed. A displacement sensor is arranged in the thrust device 2, and the control system can comprehensively detect whether the transmission shaft is pressed in place or not by combining the pressure sensor, the displacement sensor and the parameters of the transmission shaft to be pressed.
Of course, the present invention is not limited to the above-described embodiments, and several other embodiments based on the design concept of the present invention are provided below.
For example, in the second embodiment, different from the above-described embodiment, the supporting frame 62 includes a bottom plate 621, the bottom plate 621 is fixedly connected to the cylinder piston rod, a clamping mechanism 623 is disposed on the bottom plate 621, and the clamping mechanism 623 can be manually operated to clamp and release the shaft tube to be press-fitted or the drive shaft assembly completed by press-fitting, so as to prevent the shaft tube or the drive shaft assembly from rolling and falling when the shaft tube or the drive shaft assembly is lifted, as shown in fig. 3.
For example, in the third embodiment, unlike the above-described embodiment, the connecting plate 63 of the material lifting device 6 is slidably disposed on the machine body 1 through a pair of linear guide rails disposed on the inner wall of the machine body 1, and when the supporting frame 62 is completely dropped, the top end thereof is lower than the upper surface of the machine body 1, so that the material lifting device 6 can pass through the lower part of the holding device 5, and the arrangement sequence of the 4 holding devices 5 and the material lifting device 6 can be arbitrarily adjusted to adapt to transmission shafts with different specifications, as shown in fig. 4.
It should be noted that the above embodiments are only used for illustrating the present invention, but the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention all fall into the protection scope of the present invention.
Claims (8)
1. The utility model provides a heavy transmission shaft pressure equipment machine, includes fuselage (1), thrust device (2), promotes seat (3), thrust seat (4), clamping device (5), its characterized in that: the device also comprises a material jacking device (6);
the thrust device (2) is fixedly connected to one end of the machine body (1), the thrust device (2) comprises a push rod (21) capable of axially stretching, and the stretching direction of the push rod (21) is consistent with the length direction of the machine body (1);
the pushing seat (3) is arranged on the machine body (1) in a sliding mode, one side of the pushing seat (3) is connected with the push rod (21), and the other side of the pushing seat (3) is provided with a first connecting disc (31);
the thrust block (4) is arranged on the machine body (1) in a sliding mode, a second connecting disc (41) is arranged on one side, facing the thrust block (3), of the thrust block (4), and a locking mechanism (42) used for fixing the thrust block (4) and the machine body (1) relatively is arranged on the thrust block (4);
the clamping device (5) is arranged on the machine body (1) in a sliding mode and located between the pushing seat (3) and the thrust seat (4), the clamping device (5) comprises a self-centering vice arranged at the top, and the clamping device (5) is provided with a plurality of transmission shaft parts to be clamped and positioned;
the central axis of the push rod (21), the central axis of the first connecting disc (31), the central axis of the second connecting disc (41) and the positioning central axis of the self-centering vice are all on the same straight line;
material jacking device (6) slide to be established on fuselage (1), including jacking cylinder (61) and support frame (62), establish on jacking cylinder (61) piston rod top support frame (62) for support it and make it fall into from the central siphon middle part of treating the pressure equipment in the self-centering vice, from the transmission shaft assembly middle part that the pressure equipment was accomplished after the pressure equipment with its jack-up so that shift to on the transport dolly.
2. The heavy duty propeller shaft press-fitting machine of claim 1, wherein: fuselage (1) is equipped with the linear guide of two parallels along push rod (21) axis direction, promote seat (3), thrust seat (4), clamping device (5), material jacking device (6) bottom all be equipped with two linear guide complex sliders, promote seat (3), thrust seat (4), clamping device (5), material jacking device (6) and establish on fuselage (1) through slider and linear guide's cooperation slip.
3. The heavy duty propeller shaft press-fitting machine of claim 2, wherein: the material jacking device (6) further comprises a connecting plate (63), the connecting plate (63) is connected with the two linear guide rails in a sliding mode through sliding blocks arranged on two sides of the bottom, the jacking cylinder (61) is fixedly connected below the connecting plate (63), and a piston rod of the jacking cylinder (61) can vertically extend upwards and retract to drive the supporting frame (62) to ascend and fall.
4. The heavy duty propeller shaft press-fitting machine of claim 3, wherein: support frame (62) include bottom plate (621), bottom plate (621) with cylinder piston rod fixed connection, bottom plate (621) are gone up parallel and the symmetry and are equipped with two ascending shallow V type brackets in opening (622), and two shallow V type brackets (622) are followed linear guide direction sets up around for avoid its roll to drop and conveniently release the transmission shaft assembly that the pressure equipment was accomplished to the transport dolly when lifting central siphon or transmission shaft assembly.
5. The heavy duty propeller shaft press-fitting machine of claim 2, wherein: the number of the clamping devices (5) is 4, and the material jacking device (6) is positioned in the middle of the 4 clamping devices (5).
6. The heavy duty transmission shaft press-fitting machine according to claim 2, characterized in that: the thrust device (2) is a servo electric cylinder, and the self-centering vice is driven by a servo motor.
7. The heavy duty propeller shaft press-fitting machine of claim 6, wherein: the pushing seat (3) is provided with a control system for controlling the servo electric cylinder and the servo motor.
8. The heavy duty propeller shaft press-fitting machine of claim 1, wherein: and a pressure sensor is arranged at the joint of the push rod (21) and the push seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220295234.3U CN217413060U (en) | 2022-02-15 | 2022-02-15 | Heavy transmission shaft press-fitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220295234.3U CN217413060U (en) | 2022-02-15 | 2022-02-15 | Heavy transmission shaft press-fitting machine |
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| Publication Number | Publication Date |
|---|---|
| CN217413060U true CN217413060U (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220295234.3U Active CN217413060U (en) | 2022-02-15 | 2022-02-15 | Heavy transmission shaft press-fitting machine |
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| CN (1) | CN217413060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113182849A (en) * | 2021-04-30 | 2021-07-30 | 黄乃亨 | Assembly machine for special-shaped pipe and claw fork assembly of transmission shaft |
-
2022
- 2022-02-15 CN CN202220295234.3U patent/CN217413060U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113182849A (en) * | 2021-04-30 | 2021-07-30 | 黄乃亨 | Assembly machine for special-shaped pipe and claw fork assembly of transmission shaft |
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