CN214373323U - Transmission case test platform - Google Patents
Transmission case test platform Download PDFInfo
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- CN214373323U CN214373323U CN202120629336.XU CN202120629336U CN214373323U CN 214373323 U CN214373323 U CN 214373323U CN 202120629336 U CN202120629336 U CN 202120629336U CN 214373323 U CN214373323 U CN 214373323U
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- transmission case
- test platform
- universal joint
- driving motor
- transmission
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Abstract
The utility model discloses a transmission case test platform, include the test platform who can dismantle the connection with driving motor, coaxial assembly has universal joint telescopic machanism on driving motor's the output shaft, universal joint telescopic machanism's the other end is connected with the input shaft transmission of transmission case, the transmission case install in on the test platform, the last being provided with of test platform is used for with the transmission case is fixed in the last fixed establishment of test platform, the test platform on install with the driving motor electricity is connected and is used for regulation control the controller of driving motor rotational speed, the four corners department of test platform's bottom links firmly the supporting leg that is used for supporting test platform respectively, adjusts driving motor's rotational speed through the controller, can observe the running state of transmission case under each rotational speed. Is suitable for the technical field of transmission case testing.
Description
Technical Field
The utility model belongs to the technical field of the transmission case test, specifically speaking relates to a transmission case test platform.
Background
At present, after the assembly and installation of the transmission case of the forklift are completed, the performance of the transmission case can be tested only after the transmission case is assembled with the engine of the forklift, but the engine is not only troublesome to assemble and troublesome to start, and the production efficiency of the whole forklift is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a transmission case test platform has solved among the prior art transmission case operation problem back, needs to dismantle the transmission case and overhaul, has caused the increase of cost of overhaul and the problem of overhaul the increase of cycle.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a transmission case test platform, the key point lies in, includes the test platform who can dismantle the connection with driving motor, coaxial assembly has universal joint telescopic machanism on driving motor's the output shaft, universal joint telescopic machanism's the other end is connected with the input shaft transmission of transmission case, the transmission case install in on the test platform, the last being provided with of test platform be used for with the transmission case is fixed in the fixed establishment on the test platform, the test platform on install with driving motor electricity is connected and is used for regulation control the controller of driving motor rotational speed, the four corners department of test platform's bottom links firmly the supporting leg that is used for supporting test platform respectively.
Further, universal joint telescopic machanism include with the first universal joint fork of connection can be dismantled to driving motor's output shaft, first universal joint fork endotheca has connect first cross, cup jointed the second universal joint fork on the first cross, the second universal joint fork links firmly with scalable axis of rotation urceolus, be provided with in the scalable axis of rotation urceolus and follow its axially flexible scalable axis of rotation inner core, the outer end and the third universal joint fork transmission of scalable axis of rotation inner core are connected, the third universal joint fork endotheca has connect the second cardan shaft, cup jointed the fourth universal joint fork with transmission case input shaft coaxial assembly on the second cardan shaft.
Furthermore, the output shaft of the driving motor is coaxially and fixedly connected with a connecting flange, and the connecting flange is fixedly connected with the first universal joint through a fixing bolt.
Further, fixed establishment including link firmly in two vertical screw rods on the test platform, a horizontal joint board is passed at the top of vertical screw rod, vertical slip can be followed to horizontal joint board, the transmission case is placed on the test platform and is removed to two between the vertical screw rod, vertical removal is followed to horizontal joint board, and right the transmission case is fixed, the terminal threaded connection of vertical screw rod has lock nut, rotates lock nut, makes horizontal joint board extrusion the transmission case to constitute the vertical fixed to the transmission case.
Furthermore, the both ends of horizontal joint board form the riser respectively, the inner wall of riser links firmly the stripper plate that is used for extrudeing transmission case both sides wall through elastomeric element.
Furthermore, the elastic component comprises a plurality of compression springs distributed at intervals, and two ends of each compression spring are fixedly connected with the vertical plate and the extrusion plate respectively.
Further, the last mounting panel that has linked firmly of test platform, two threaded rods have been linked firmly on the mounting panel, the transmission case moves to mounting panel position department and contacts with the mounting panel, and a fixed plate passes threaded rod and extrusion the lateral wall of transmission case, through fixation nut with threaded rod threaded connection is right in order to constitute the horizontal fixation of transmission case.
Furthermore, the supporting leg includes the support sleeve with ground contact, the support angle steel that links firmly with test platform's bottom has cup jointed in the support sleeve, the last height control unit that is used for adjusting test platform height that is constructed of test platform.
Further, the height adjusting unit includes first connecting plate, first connecting plate links firmly between two adjacent supporting sleeve, the relative direction of first connecting plate is provided with the second connecting plate, and the second connecting plate links firmly between two adjacent supporting sleeve, test platform's bottom has linked firmly vertical climbing pinion rack, vertical climbing pinion rack's the meshing of climbing tooth has drive gear, drive gear coaxial arrangement has the axis of rotation, and the both ends of axis of rotation rotate in first connecting plate and second connecting plate respectively and are connected, the bottom of first connecting plate outwards extends and is formed with the extension board, demountable installation has just reverse motor on the extension board, just reverse motor's output shaft with rotation axis drive connects, the controller with just reverse motor electricity is connected.
Furthermore, two sliding blocks are formed at the bottom of the transmission case, and a sliding groove matched with the sliding blocks is formed on the test platform.
The utility model discloses owing to adopted foretell structure, it compares with prior art, and the technical progress who gains lies in: the utility model comprises a driving motor and a testing platform, the driving motor is detachably connected on the testing platform, a universal joint telescopic mechanism is coaxially assembled on an output shaft of the driving motor, the other end of the universal joint telescopic mechanism is connected with an input shaft of a transmission case in a transmission way, the transmission case is installed on the testing platform, a fixing mechanism is arranged on the testing platform and is used for fixing the transmission case on the testing platform, a controller is installed on the testing platform and is electrically connected with the driving motor, the controller can adjust and control the rotating speed of the driving motor, and supporting legs are respectively and fixedly connected at four corners of the bottom end of the testing platform, the utility model can test the assembled transmission case of the forklift, prevent the transmission case from generating problems after the transmission case is assembled with an engine of the forklift, and repeatedly disassemble and assemble the transmission case, and reduce the overhaul cost and the overhaul period, the production efficiency of the whole forklift is improved, so that stable and reliable working performance is guaranteed before the transmission box loader is installed; specifically, the utility model discloses a place the transmission case on test platform, fix the transmission case through fixed establishment, through setting up universal joint telescopic machanism, universal joint telescopic machanism belongs to the flexonics, and the installation is easier, can not injure transmission case and driving motor yet, adjusts driving motor's rotational speed through the controller, can observe the running state of transmission case under each rotational speed, include without abnormal sound, not hard up, the gear cooperation is too tight, whether the box leaks oil, whether high-speed running shell generates heat seriously; and the running-in can be carried out before the transmission case is normally used, so that the transmission case can run more smoothly in normal use.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an exploded view of the universal joint telescopic mechanism, the driving motor and the transmission case according to the embodiment of the present invention;
FIG. 3 is an exploded view of the horizontal clamping plate and the transmission case in the embodiment of the present invention;
FIG. 4 is a side view of the horizontal clamping plate connected to the vertical plate and the extrusion plate according to the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a transmission case in an embodiment of the present invention;
fig. 6 is a schematic structural diagram of the height adjusting unit in the embodiment of the present invention.
Labeling components: 1-drive motor, 2-test platform, 3-transmission case, 4-controller, 5-first universal joint fork, 6-connecting flange, 7-first cross shaft, 8-second universal joint fork, 9-telescopic rotating shaft outer cylinder, 10-telescopic rotating shaft inner core, 11-third universal joint fork, 12-second cross shaft, 13-fourth universal joint fork, 14-vertical screw rod, 15-horizontal clamping plate, 16-locking nut, 17-vertical plate, 18-extrusion plate, 19-compression spring, 20-mounting plate, 21-threaded rod, 22-fixing plate, 23-fixing nut, 24-sliding block, 25-sliding groove, 26-supporting angle steel, 27-first connecting plate, 28-second connecting plate, 29-vertical climbing toothed plate, 30-driving gear, 31-rotating shaft, 32-extending plate and 33-positive and negative rotation motor.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the invention.
Embodiment of the invention relates to a transmission case test platform
The embodiment discloses a transmission case testing platform, as shown in fig. 1-6, which comprises a driving motor 1 and a testing platform 2, wherein the driving motor 1 is detachably connected to the testing platform 2, an output shaft of the driving motor 1 is coaxially provided with a universal joint telescopic mechanism, the other end of the universal joint telescopic mechanism is in transmission connection with an input shaft of a transmission case 3, the transmission case 3 is installed on the testing platform 2, the testing platform 2 is provided with a fixing mechanism for fixing the transmission case 3 on the testing platform 2, the testing platform 2 is provided with a controller 4, the controller 4 is electrically connected with the driving motor 1, the controller 4 can adjust and control the rotating speed of the driving motor 1, four corners of the bottom end of the testing platform 2 are respectively and fixedly connected with supporting legs, the embodiment can test the assembled transmission case 3 of a forklift, and after the transmission case 3 is prevented from being assembled with an engine of the forklift, the transmission case 3 has problems, the transmission case 3 is repeatedly disassembled and assembled, the overhaul cost and the overhaul period are reduced, the production efficiency of the whole forklift is improved, and stable and reliable working performance is guaranteed before the transmission case 3 is assembled; specifically, in the embodiment, the transmission case 3 is placed on the test platform 2, the transmission case 3 is fixed through the fixing mechanism, and the universal joint telescopic mechanism is arranged, belongs to flexible connection and is easier to install, when the fixing position of the transmission case 3 deviates, the transmission case 3 and the driving motor 1 are not damaged, the rotating speed of the driving motor 1 is adjusted through the controller 4, the running state of the transmission case 3 at each rotating speed can be observed, whether the noise and the looseness exist or not, the gear is excessively tightly matched, whether the case body leaks oil or not, and whether the casing of the transmission case 3 is seriously heated or not in high-speed running; and can be for 3 normal use of transmission case go on running-in before, make the transmission case move more smoothly in normal use.
The specific structure of the universal joint telescoping mechanism of this embodiment is that the universal joint telescoping mechanism includes a first universal joint yoke 5, the first universal joint yoke 5 is detachably connected with an output shaft of a driving motor 1, specifically, the output shaft of the driving motor 1 is coaxially and fixedly connected with a connecting flange 6, the connecting flange 6 is fixedly connected with the first universal joint yoke 5 through a fixing bolt, a first cross shaft 7 is sleeved in the first universal joint yoke 5, a second universal joint yoke 8 is sleeved on the first cross shaft 7, the second universal joint yoke 8 is fixedly connected with an outer telescopic rotating shaft barrel 9, an inner telescopic rotating shaft core 10 is arranged in the outer telescopic rotating shaft barrel 9, the inner telescopic rotating shaft core 10 can telescope along the axial direction thereof, the outer end of the inner telescopic rotating shaft core 10 is fixedly connected with a third universal joint yoke 11, a third universal joint yoke 11 is sleeved with a second universal shaft 12, a fourth universal joint yoke 13 is sleeved on the second universal shaft 12, fourth universal joint fork 13 and transmission case 3's input shaft coaxial assembly, this embodiment forms universal joint telescopic machanism through above structural assembly, and the installation is easier, when transmission case 3 fixed position has the deviation, also can not injure transmission case 3 and driving motor 1.
The fixing mechanism of the embodiment has the specific structure that the fixing mechanism comprises two vertical screws 14 fixedly connected to a test platform 2, the top of each vertical screw 14 penetrates through a horizontal clamping plate 15, each horizontal clamping plate 15 can slide along the vertical direction, a transmission case 3 is placed on the test platform 2 and moves between the two vertical screws 14, each horizontal clamping plate 15 moves along the vertical direction, the transmission case 3 is fixed, the transmission case 3 is limited to move along the vertical direction, the tail end of each vertical screw 14 is in threaded connection with a locking nut 16, and the locking nut 16 is rotated to enable the horizontal clamping plate 15 to extrude the transmission case 3, so that the transmission case 3 is vertically fixed; the two ends of the horizontal clamping plate 15 form vertical plates 17 respectively, the inner walls of the vertical plates 17 are fixedly connected with extrusion plates 18 through elastic parts, the two extrusion plates 18 are used for extruding two side walls of the transmission case 3 to limit the transmission case 3 to move transversely, each elastic part comprises a plurality of compression springs 19 distributed at intervals, the two ends of each compression spring 19 are fixedly connected with the vertical plates 17 and the extrusion plates 18 respectively, and the extrusion plates 18 can adapt to the transmission cases 3 with different thicknesses by arranging the compression springs 19 and provide certain buffering capacity for the transmission cases 3 through the compression springs 19; the test platform 2 is fixedly connected with a mounting plate 20, the mounting plate 20 is fixedly connected with two threaded rods 21, the transmission case 3 moves to the position of the mounting plate 20 and is contacted with the mounting plate 20, and one fixing plate 22 penetrates through the threaded rods 21 and presses the side wall of the transmission case 3 and is in threaded connection with the threaded rods 21 through fixing nuts 23, so that the transmission case 3 can be further fixed transversely; in the embodiment, the fixing mechanism is arranged, so that the transmission case 3 can be stably fixed, and the stable test of the transmission case 3 is facilitated; the bottom of transmission case 3 is formed with two sliders 24, is formed with spout 25 on test platform 2, and spout 25 and 24 looks adaptations of slider through setting up slider 24 and spout 25, to the dismouting convenience more of transmission case 3 on test platform 2, alleviate the labour.
The supporting leg of the embodiment has the specific structure that the supporting leg comprises a supporting sleeve 25 which is in contact with the ground, supporting angle steel 26 is sleeved in the supporting sleeve 25, the supporting angle steel 26 is fixedly connected with the bottom end of the test platform 2, a height adjusting unit for adjusting the height of the test platform 2 is constructed on the test platform 2, the height of the test platform 2 can be adjusted by arranging the height adjusting unit, and when the transmission case 3 is conveyed onto the test platform 2, the transmission case 3 is more labor-saving and convenient to convey by adjusting the height of the test platform 2; specifically, the height adjusting unit has a specific structure that the height adjusting unit includes a first connecting plate 27, the first connecting plate 27 is fixedly connected between two adjacent supporting sleeves 25, a second connecting plate 28 is arranged in the opposite direction of the first connecting plate 27, the second connecting plate 28 is fixedly connected between two adjacent supporting sleeves 25, a vertical climbing toothed plate 29 is fixedly connected to the bottom end of the test platform 2, a driving gear 30 is engaged with a climbing tooth of the vertical climbing toothed plate 29, the driving gear 30 is coaxially provided with a rotating shaft 31, two ends of the rotating shaft 31 are rotatably connected with the first connecting plate 27 and the second connecting plate 28 respectively, the bottom of the first connecting plate 27 extends outwards to form an extending plate 32, a forward and reverse motor 33 is detachably mounted on the extending plate 32, an output shaft of the forward and reverse motor 33 is in transmission connection with the rotating shaft 31, and the controller 4 is electrically connected with the forward and reverse motor 33, through adjusting controller 4, control just reversal motor 33, just reversal motor 33 drives axis of rotation 31 and rotates, and axis of rotation 31 drives drive gear 30 and rotates, and drive gear 30 drives vertical pinion rack 29 that climbs and removes along vertical direction to drive test platform 2 and remove along vertical direction, accomplish the altitude mixture control to test platform 2.
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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the protection of the claims of the present invention.
Claims (10)
1. The utility model provides a transmission case test platform which characterized in that: include the test platform who can dismantle the connection with driving motor, coaxial universal joint telescopic machanism that is equipped with on driving motor's the output shaft, universal joint telescopic machanism's the other end is connected with the input shaft transmission of transmission case, the transmission case install in on the test platform, the last being provided with of test platform be used for with the transmission case is fixed in the fixed establishment on the test platform, the test platform on install with driving motor electricity is connected and is used for regulation control the controller of driving motor rotational speed, the four corners department of test platform's bottom links firmly the supporting leg that is used for supporting test platform respectively.
2. A transmission case test platform according to claim 1, wherein: the universal joint telescopic machanism include with the first universal joint fork of connection can be dismantled to driving motor's output shaft, first universal joint fork endotheca has connect first cross, cup jointed the second universal joint fork on the first cross, the second universal joint fork links firmly with scalable axis of rotation urceolus, be provided with in the scalable axis of rotation urceolus and follow its axial telescopic scalable axis of rotation inner core, the outer end and the third universal joint fork transmission of scalable axis of rotation inner core are connected, the third universal joint fork endotheca has connect the second cardan shaft, cup jointed the fourth universal joint fork with the coaxial assembly of transmission case input shaft on the second cardan shaft.
3. A transmission case test platform according to claim 2, wherein: and the output shaft of the driving motor is coaxially and fixedly connected with a connecting flange, and the connecting flange is fixedly connected with a first universal joint fork through a fixing bolt.
4. A transmission case test platform according to claim 1, wherein: the fixing mechanism comprises two vertical screw rods fixedly connected to the test platform, a horizontal clamping plate is passed through the top of each vertical screw rod, the horizontal clamping plate can slide vertically, the transmission box is placed on the test platform and moves to two positions between the vertical screw rods, the horizontal clamping plate moves vertically and is fixed to the transmission box, the tail end of each vertical screw rod is connected with a locking nut in a threaded mode, the locking nuts are rotated, and the horizontal clamping plate extrudes the transmission box to form vertical fixation to the transmission box.
5. The transmission case testing platform of claim 4, wherein: the both ends of horizontal joint board form the riser respectively, the inner wall of riser links firmly the stripper plate that is used for extrudeing transmission case both sides wall through elastomeric element.
6. A transmission case test platform according to claim 5, wherein: the elastic component comprises a plurality of compression springs which are distributed at intervals, and two ends of each compression spring are fixedly connected with the vertical plate and the extrusion plate respectively.
7. The transmission case testing platform of claim 6, wherein: the last mounting panel that has linked firmly of test platform, two threaded rods have been linked firmly on the mounting panel, the transmission case move to mounting panel position department and contact with the mounting panel, and a fixed plate passes the threaded rod and extrusion the lateral wall of transmission case, through fixation nut with threaded rod threaded connection is right in order to constitute the transverse fixation of transmission case.
8. The transmission case testing platform of claim 7, wherein: the supporting leg includes the support sleeve with ground contact, the support angle steel that links firmly with test platform's bottom has cup jointed in the support sleeve, the last high regulating unit who is used for adjusting test platform height that is constructed of test platform.
9. A transmission case testing platform according to claim 8, wherein: the height adjusting unit includes first connecting plate, first connecting plate links firmly between two adjacent support sleeves, the relative direction of first connecting plate is provided with the second connecting plate, and the second connecting plate links firmly between two adjacent support sleeves, test platform's bottom has linked firmly vertical pinion rack that climbs, vertical pinion rack that climbs meshes has drive gear, drive gear coaxial arrangement has the axis of rotation, and the both ends of axis of rotation rotate with first connecting plate and second connecting plate respectively and are connected, the bottom of first connecting plate outwards extends and is formed with the extension board, demountable installation has just reverse motor on the extension board, just reverse motor's output shaft with axis of rotation transmission connects, the controller with just reverse motor electricity is connected.
10. The transmission case testing platform of claim 4, wherein: two sliding blocks are formed at the bottom of the transmission case, and a sliding groove matched with the sliding blocks is formed on the test platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120629336.XU CN214373323U (en) | 2021-03-29 | 2021-03-29 | Transmission case test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120629336.XU CN214373323U (en) | 2021-03-29 | 2021-03-29 | Transmission case test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214373323U true CN214373323U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120629336.XU Active CN214373323U (en) | 2021-03-29 | 2021-03-29 | Transmission case test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214373323U (en) |
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2021
- 2021-03-29 CN CN202120629336.XU patent/CN214373323U/en active Active
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