CN212371578U - Gear and gear shaft press fitting device - Google Patents
Gear and gear shaft press fitting device Download PDFInfo
- Publication number
- CN212371578U CN212371578U CN202020106711.8U CN202020106711U CN212371578U CN 212371578 U CN212371578 U CN 212371578U CN 202020106711 U CN202020106711 U CN 202020106711U CN 212371578 U CN212371578 U CN 212371578U
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- gear
- press
- pressure equipment
- gear shaft
- fitting
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Abstract
The utility model belongs to the technical field of the machine part assembly technique and specifically relates to a gear and gear shaft pressure equipment device, including bottom plate, support column and bracing piece, the bracing piece top is fixed with first hydraulic cylinder through horizontal fixed plate hanging upside down, is fixed with direction pressure equipment piece on the support column, and the slot is worn to inside gear standing groove, gear shaft standing groove and the piston rod that is equipped with of direction pressure equipment piece, and direction pressure equipment piece below is equipped with hydraulic cylinder, and direction pressure equipment piece upper end middle part is equipped with pressure equipment resilience mechanism. The utility model discloses a gear and gear shaft pressure equipment device puts into direction pressure equipment piece with gear shaft and gear in proper order, then places pressure equipment resilient means in direction pressure equipment piece, and the pressure equipment between gear and the gear shaft is realized to the first hydraulic cylinder pushing down of control pressure equipment resilient means, then takes off pressure equipment resilient means, and control second hydraulic cylinder releases the gear shaft subassembly, this pressure equipment device, simple structure, simple operation, and the pressure equipment is stable.
Description
Technical Field
The utility model belongs to the technical field of the machine part assembly technique and specifically relates to a gear and gear shaft pressure equipment device.
Background
Mechanical transmission mechanisms are capable of varying the manner, direction or speed of motion provided by power to be purposefully utilized by a person. The gear transmission is relatively accurate in transmission, high in efficiency, compact in structure, reliable in work and long in service life, so that the gear transmission is very widely applied; gear transmission is to transmit power and movement by meshing the teeth of two gears with each other, and is generally used for transmitting the movement and power between two shafts which are relatively close. In the prior art, when the gear is installed on a corresponding shaft, for example, when an engine balance shaft driving gear is installed on a crankshaft, the gear is generally assembled by adopting an interference fit; because the assembly operation that interference fit caused is inconvenient, consequently in the assembly process, need adopt hammer etc. to beat the drive gear in order to install drive gear on the bent axle, cause drive gear dress to one side and the fitting surface to damage easily.
SUMMERY OF THE UTILITY MODEL
In order to overcome current gear and gear shaft pressure equipment inconvenient, pressure equipment apparatus structure is complicated, and pressure equipment inefficiency is not enough, the utility model provides a gear and gear shaft pressure equipment device puts into direction pressure equipment piece with gear shaft and gear in proper order, then places pressure equipment resilient mounting in direction pressure equipment piece with pressure equipment resilient mounting, and the pressure equipment between first hydraulic cylinder pushes down and realizes pressure equipment resilient mounting to gear and gear shaft, then takes off pressure equipment resilient mounting, and control second hydraulic cylinder releases gear shaft subassembly.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a gear and gear shaft pressure equipment device, includes the bottom plate, is fixed with support column and bracing piece on the bottom plate, and the bracing piece top is fixed with first hydraulic cylinder through horizontal fixed plate inverse hanging, be fixed with direction pressure equipment piece on the support column, inside gear standing groove, gear shaft standing groove and the piston rod slot of wearing of having seted up in proper order of direction pressure equipment piece, direction pressure equipment piece below just is located and is equipped with second hydraulic cylinder on the bottom plate, and second hydraulic cylinder piston rod alternates in the piston rod slot of wearing, direction pressure equipment piece upper end middle part is equipped with pressure equipment resilient means, pressure equipment resilient means includes the supporting shoe, the inside pressure equipment post that is equipped with of supporting shoe.
Furthermore, a movable cavity used for the press-mounting column to move up and down is formed in the supporting block, the press-mounting column is composed of a press-mounting head and a guide rod, the press-mounting head is located in the movable cavity, one end of a spring is fixed to the end portion of the press-mounting head, the other end of the spring is fixed to the cavity wall of the movable cavity, and the guide rod penetrates through the inside of the spring and penetrates out of the supporting block.
Further, the diameter of the gear placing groove is larger than that of the gear shaft placing groove, and the diameter of the gear shaft placing groove is larger than that of the piston rod inserting groove.
Further, wear slot intercommunication and with the axle center each other including gear standing groove, gear shaft standing groove and piston rod, pressure equipment post and gear standing groove are with the axle center.
Furthermore, the press-fitting column is hollow inside, the diameter of the hollow is larger than that of the gear shaft, and the diameter of the hollow is smaller than that of the gear.
Furthermore, the limiting device comprises limiting columns fixed on two sides of the bottom of the supporting block, and fixing slots used for penetrating the limiting columns are formed in the upper end of the guide press-fitting block.
The beneficial effects of the utility model are that, the utility model discloses a gear and gear shaft pressure equipment device puts into direction pressure equipment piece with gear shaft and gear in proper order, then place pressure equipment resilient means in direction pressure equipment piece, the pressure equipment between control first hydraulic cylinder pushes down and realizes pressure equipment resilient means to gear and gear shaft, then take off pressure equipment resilient means, control second hydraulic cylinder releases the gear shaft subassembly, this pressure equipment device, moreover, the steam generator is simple in structure, and the pressure equipment is stable, the assembly of realization gear and gear shaft that can the rapid stabilization.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1, a bottom plate, 2, a support column, 3, a support rod, 4, a transverse fixing plate, 5, a first hydraulic cylinder, 6, a guide press-mounting block, 7, a gear placing groove, 8, a gear shaft placing groove, 9, a piston rod penetrating and inserting groove, 10, a second hydraulic cylinder, 11, a piston rod, 12, a press-mounting rebound mechanism, 13, a support block, 14, a press-mounting column, 15, a movable cavity, 16, a press-mounting head, 17, a guide rod, 18, a spring, 19, a gear shaft, 20, a gear, 21, a limiting column and 22, an inserting groove are arranged.
Detailed Description
Fig. 1 is the utility model discloses a structural schematic diagram, a gear and gear shaft pressure equipment device, including bottom plate 1, be fixed with support column 2 and bracing piece 3 on the bottom plate 1, 3 tops of bracing piece are fixed with first hydraulic cylinder 5 through 4 overhead hangers of transverse fixing plate, be fixed with direction pressure equipment piece 6 on the support column 2, 6 inside gear standing groove 7, gear shaft standing groove 8 and the piston rod slot 9 of wearing have seted up in proper order of direction pressure equipment piece, 6 below of direction pressure equipment piece just are located and are equipped with second hydraulic cylinder 10 on the bottom plate 1, and the piston rod 11 of second hydraulic cylinder 10 alternates in the piston rod slot 9 of wearing, 6 upper end middle parts of direction pressure equipment piece are equipped with pressure equipment resilient means 12, pressure equipment resilient means 12 includes supporting shoe 13, the inside pressure equipment post 14 that is equipped with of supporting shoe 13.
As shown in fig. 1, a movable cavity 15 for moving the press-fitting column 14 up and down is formed in the supporting block 13, the press-fitting column 14 is composed of a press-fitting head 16 and a guide rod 17, the press-fitting head 16 is located in the movable cavity 15, one end of a spring 18 is fixed at the end of the press-fitting head 16, the other end of the spring 18 is fixed on the inner cavity wall of the movable cavity 15, and the guide rod 17 penetrates through the inside of the spring 18 and penetrates out of the supporting block 13.
As shown in fig. 1, the gear receiving groove 7 has a diameter larger than that of the gear shaft receiving groove 8, and the gear shaft receiving groove 8 has a diameter larger than that of the piston rod insertion groove 9.
As shown in fig. 1, the gear placing groove 7, the gear shaft placing groove 8 and the piston rod inserting groove 9 are communicated with each other and have the same axis, and the press-fitting column 14 and the gear placing groove 7 have the same axis.
As shown in fig. 1, the press-fitting column 14 is hollow inside, wherein the hollow diameter is larger than the diameter of the gear shaft 19, and the hollow diameter is smaller than the diameter of the gear 20.
As shown in fig. 1, limiting posts 21 are fixed on two sides of the bottom of the supporting block 13, and slots 22 for inserting and fixing the limiting posts 21 are formed at the upper end of the guide press-fitting block 6.
When the press-fitting device is used, the gear shaft 19 and the gear 20 are sequentially placed in the guide press-fitting block 6, the press-fitting rebound mechanism 12 is placed on the guide press-fitting block 6, the supporting block 13 on the press-fitting rebound mechanism 12 is penetrated and fixed in the slot 22 through the limiting column 21 to fix the press-fitting rebound mechanism 12, the first hydraulic cylinder 5 is controlled to press the press-fitting column 14 on the press-fitting rebound mechanism 12 downwards, the press-fitting column 14 descends to further push the gear downwards to realize press-fitting between the gear and the gear shaft, the press-fitting rebound mechanism 12 is then taken down, and the second hydraulic cylinder 10 is controlled to push out the gear shaft assembly.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. A gear and gear shaft press-fitting device comprises a bottom plate (1), wherein a support column (2) and a support rod (3) are fixed on the bottom plate (1), a first hydraulic cylinder (5) is fixed on the top end of the support rod (3) in an inverted hanging manner through a transverse fixing plate (4), the gear and gear shaft press-fitting device is characterized in that a guide press-fitting block (6) is fixed on the support column (2), a gear placing groove (7), a gear shaft placing groove (8) and a piston rod inserting groove (9) are sequentially formed in the guide press-fitting block (6), a second hydraulic cylinder (10) is arranged below the guide press-fitting block (6) and on the bottom plate (1), a piston rod (11) of the second hydraulic cylinder (10) is inserted into the piston rod inserting groove (9), a press-fitting resilience mechanism (12) is arranged in the middle of the upper end of the guide press-fitting block (6), and, and a press mounting column (14) is arranged in the supporting block (13).
2. The gear and gear shaft press-fitting device according to claim 1, wherein a movable cavity (15) for moving the press-fitting column (14) up and down is formed in the supporting block (13), the press-fitting column (14) is composed of a press-fitting head (16) and a guide rod (17), the press-fitting head (16) is located in the movable cavity (15), one end of a spring (18) is fixed at the end of the press-fitting head (16), the other end of the spring (18) is fixed on the inner cavity wall of the movable cavity (15), and the guide rod (17) penetrates through the inside of the spring (18) and penetrates out of the supporting block (13).
3. A gear and gear shaft press-fitting device according to claim 1, wherein said gear placing groove (7) has a diameter larger than that of said gear shaft placing groove (8), and said gear shaft placing groove (8) has a diameter larger than that of said piston rod inserting groove (9).
4. A gear and gear shaft press-fitting device according to claim 1, wherein said gear placing groove (7), gear shaft placing groove (8) and piston rod inserting groove (9) are communicated with each other and have the same axis, and said press-fitting post (14) and gear placing groove (7) have the same axis.
5. A gear and gear shaft press-fitting device according to claim 1, wherein said press-fitting post (14) is hollow inside, and wherein the hollow diameter is larger than the diameter of the gear shaft (19) and smaller than the diameter of the gear (20).
6. The gear and gear shaft press fitting device according to claim 1, wherein the two sides of the bottom of the support block (13) are fixed with limit posts (21), and the upper end of the guide press fitting block (6) is provided with fixing slots (22) for the limit posts (21) to penetrate through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020106711.8U CN212371578U (en) | 2020-01-17 | 2020-01-17 | Gear and gear shaft press fitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020106711.8U CN212371578U (en) | 2020-01-17 | 2020-01-17 | Gear and gear shaft press fitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212371578U true CN212371578U (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020106711.8U Active CN212371578U (en) | 2020-01-17 | 2020-01-17 | Gear and gear shaft press fitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212371578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579694A (en) * | 2021-07-22 | 2021-11-02 | 东阳市联宜机电有限公司 | Motor output shaft and gear press-fitting device |
-
2020
- 2020-01-17 CN CN202020106711.8U patent/CN212371578U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579694A (en) * | 2021-07-22 | 2021-11-02 | 东阳市联宜机电有限公司 | Motor output shaft and gear press-fitting device |
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