CN209811632U

CN209811632U - Sun wheel gear assembly positioning tool

Info

Publication number: CN209811632U
Application number: CN201920197526.1U
Authority: CN
Inventors: 张磊
Original assignee: Mianyang Zhonglian Machine Manufacturing Co Ltd
Current assignee: Mianyang Zhonglian Machine Manufacturing Co Ltd
Priority date: 2019-02-14
Filing date: 2019-02-14
Publication date: 2019-12-20
Anticipated expiration: 2029-02-14

Abstract

The utility model is suitable for a mechanical assembly technical field provides a sun gear assembly positioning frock, including workstation subassembly and assembly subassembly, the workstation subassembly includes platen, rack, sun gear groove dish hole, sun gear groove dish and motor, the rack quantity is four, and respectively fixed connection is in the lower surface four corners department of platen, platen upper surface intermediate position department has seted up the sun gear groove dish hole, the sun gear groove dish with the sun gear groove dish hole can be dismantled and be connected, and be located in the sun gear groove dish hole, both mutual adaptations, platen lower surface intermediate position department is provided with the motor; through setting up the sun gear frid, fixed sun gear during the use, the position of each assembling part is confirmed for the assembly central point position to the sun gear, and the size of sun gear frid can be selected according to the assembly part simultaneously, is applicable to the sun gear assembly work of various different models.

Description

Sun wheel gear assembly positioning tool

Technical Field

The utility model belongs to the technical field of mechanical assembly, especially, relate to a sun gear assembly positioning frock.

Background

The sun gear belongs to the basic component of epicyclic gear train, in the planetary gear train the external gear as central gear is called sun gear, and the working characteristics of planetary gear train are mainly characterized by that the fixed shaft gear train with fixed gear axis is changed into gear train with movable axis, and utilizes power split mode, adopts several planetary gears to share load, and reasonably utilizes internal gear pair mechanism, and has the advantages of small volume, light weight, large bearing capacity, long service life, high transmission efficiency, stable operation, small noise and large transmission ratio of coronet £ ring, however, the transmission efficiency of some planetary gear trains is reduced along with the increase of the transmission ratio, even self-ballasting occurs, the high-power planetary gear reducer has a complex structure, is difficult to design and poor in technological performance, and the planetary gear trains can realize the functions of speed synthesis, speed decomposition and the like besides the most functions of the fixed shaft gear train;

the planetary gear is mostly composed of a sun gear, a driven wheel, a bearing and a planet carrier, and due to the tight structure and high assembly precision requirement, the existing gear assembly station can not meet the production and assembly requirements, and a special sun gear assembly positioning tool is needed for assembly.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sun gear positioning frock aims at solving current gear assembly station and can't satisfy the production assembly demand, needs a dedicated sun gear positioning frock to carry out the problem of assembly work.

The utility model discloses a realize like this, a sun gear assembly positioning frock, including workstation subassembly and assembly subassembly, the workstation subassembly includes platen, rack, sun gear frid hole, sun gear frid and motor, the rack quantity is four, and respectively fixed connection is in the lower surface four corners department of platen, platen upper surface intermediate position department has seted up the sun gear frid hole, the sun gear frid with the sun gear frid hole can be dismantled and be connected, and be located in the sun gear frid hole, both mutual adaptations, platen lower surface intermediate position department is provided with the motor, and its output and the sun gear frid lower surface intermediate position fixed connection, the motor is connected with external power source electrical behavior;

the assembly component comprises an air cylinder, a clamping jaw, a tooth groove, a clamping jaw disc and a fixing hole, the air cylinder is arranged on the platen, the output end of the air cylinder is provided with the clamping jaw, one side, away from the air cylinder, of the clamping jaw is provided with the tooth groove, the tooth groove is matched with an external assembly gear, the lower surface of the clamping jaw is provided with the clamping jaw disc, the fixing hole is formed in the middle position of the clamping jaw disc, and the air cylinder is electrically connected with an external power supply.

The utility model discloses still provide preferred, the quantity of cylinder is four, and sets up respectively the four corners position department of platen upper surface, the central point that the output of four cylinders all points to the platen puts, four cylinders all with external power source electric connection.

The utility model discloses still provide preferred, the quantity of clamping jaw, tooth's socket, clamping jaw dish and fixed orifices with the cylinder one-to-one, mutual adaptation.

The utility model discloses still provide preferred, the workstation subassembly still includes control switch, control switch's quantity is four, four control switch set up side by side on the platen, and respectively with cylinder electric connection one-to-one.

The utility model discloses still provide preferred, the workstation subassembly still includes pedal control switch, the platen below is provided with pedal control switch, pedal control switch with motor electric connection.

The utility model discloses still provide preferred, the assembly subassembly still includes the locating hole, platen upper surface assembly spare is set for assembly position department and has been seted up the locating hole, the quantity of locating hole is four.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a sun gear positioning frock, through setting up the sun wheel frid, fixed sun gear during use, the ether sun gear puts for assembly central point, the position of each assembly part is confirmed among the convenient assembling process, the size of sun wheel frid can be selected according to the assembly part simultaneously, be applicable to the sun gear assembling work of various different models, through setting up the assembly subassembly, even during the time spent place on the clamping jaw dish from the driving wheel, gear and tooth's socket laminating, die through the fixed orifices card, utilize the cylinder to push away to sun gear department according to predetermineeing the route, with the sun gear laminating, when placing the completion from the driving wheel, its position has been confirmed promptly, make things convenient for the location in the assembling process, the labour has been practiced thrift.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic structural view of the middle assembling component of the present invention;

in the figure: 1-workbench component, 11-platen, 12-rack, 13-sun wheel fluted disc hole, 14-sun wheel fluted disc, 15-motor, 16-control switch, 17-foot control switch, 2-assembly component, 21-cylinder, 22-clamping jaw, 23-tooth groove, 24-clamping jaw disc, 25-fixing hole and 26-positioning hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides a technical solution: a sun gear assembly positioning tool comprises a workbench assembly 1 and an assembly 2, wherein the workbench assembly 1 comprises a table plate 11, a rack 12, sun gear groove disc holes 13, sun gear groove discs 14 and motors 15, the four racks 12 are respectively fixedly connected to four corners of the lower surface of the table plate 11, the sun gear groove disc holes 13 are formed in the middle position of the upper surface of the table plate 11, the sun gear groove discs 14 are detachably connected with the sun gear groove disc holes 13 and are positioned in the sun gear groove disc holes 13 and mutually matched, the motors 15 are arranged in the middle position of the lower surface of the table plate 11, the output ends of the motors are fixedly connected with the middle position of the lower surface of the sun gear groove discs 14, and the motors are electrically connected with an external power supply;

the assembly component 2 comprises a cylinder 21, a clamping jaw 22, a tooth groove 23, a clamping jaw disc 24 and a fixing hole 25, the cylinder 21 is arranged on the bedplate 11, the clamping jaw 22 is arranged at the output end of the cylinder 21, the tooth groove 23 is arranged on one side, away from the cylinder 21, of the clamping jaw 22, the tooth groove 23 is matched with an external assembly gear, the clamping jaw disc 24 is arranged on the lower surface of the clamping jaw 22, the fixing hole 25 is formed in the middle position of the clamping jaw disc 24, and the cylinder 21 is electrically connected with an external power.

In the embodiment, the bedplate 11 is a basic component of the equipment and plays a role of fixing each device, the bedplate 11 is supported and lifted off by the arranged bedplate 12, namely the bedplate 12 is convenient for a user to operate the equipment by sitting on the bedplate by an external seat, even though the situation that the gears of the driven wheel assembly and the sun wheel assembly are not jointed in use can occur by arranging the sun wheel groove plate 14 and the motor 15, the sun wheel groove plate 14 can be driven to rotate by controlling the switch of the motor 15, so as to drive the sun wheel assembly in the sun wheel groove plate to rotate, so that the gear position of the sun wheel assembly and the gear of the driven wheel assembly are adjusted and jointed, through the arranged assembly component 2, even if the driven wheel assembly is placed in the clamping jaw plate 24 in use, the gear on one side of the driven wheel assembly is adjusted and jointed with the tooth groove 23, at the moment, the driven wheel assembly is clamped on, the position of the driven wheel assembly part is positioned, the air cylinder 21 is started at the moment, the output end of the air cylinder is slowly stretched and retracted, the driven wheel assembly part is pushed to move towards the direction of the sun wheel assembly part, the air cylinder 21 is closed when the driven wheel assembly part and the sun wheel assembly part are close, the position of the gear of the sun wheel assembly part is adjusted by the motor 15, the air cylinder 21 is started again after the adjustment is finished, the gear of the sun wheel assembly part and.

Further, the number of the cylinders 21 is four, and the cylinders are respectively arranged at four corners of the upper surface of the bedplate 11, the output ends of the four cylinders 21 all point to the central position of the bedplate 11, and the four cylinders 21 are all electrically connected with an external power supply.

In the present embodiment, by providing a plurality of cylinders 21, it is possible to cope with the planetary gear mounting work from a single driven wheel to four driven wheels, and the range of use of the apparatus is widened, and the apparatus is used for mounting a wider variety of sun gears.

Furthermore, the number of the clamping jaws 22, the tooth grooves 23, the clamping jaw discs 24 and the fixing holes 25 corresponds to that of the air cylinders 21 one by one and are mutually matched.

In the present embodiment, in order to make the apparatus compatible with the planetary gear mounting work of a single driven wheel to four driven wheels, the range of use of the apparatus is made wider, and a plurality of mounting assemblies 2 are required for mounting the apparatus to a wider variety of sun gears, so that the number of the holding jaws 22, the tooth grooves 23, the holding jaw plates 24, and the fixing holes 25 must be kept the same as that of the air cylinders 21.

Further, the workbench assembly 1 further includes four control switches 16, and the four control switches 16 are arranged in parallel on the bedplate 11 and are electrically connected with the air cylinders 21 one by one.

In the present embodiment, by providing the control switch 16, the user can quickly control the operation of the corresponding cylinder 21 by the control switch 16 during use, and the assembly is facilitated.

Further, the workbench assembly 1 further comprises a foot control switch 17, the foot control switch 17 is arranged below the bedplate 11, and the foot control switch 17 is electrically connected with the motor 15.

In this embodiment, by providing the foot control switch 17, when adjusting the gear positions of the sun gear assembly and the driven gear assembly, the operation of the motor 15 can be controlled by feet through the foot control switch 17, thereby freeing the hands of the user, and at this time, the user can use the hands to assist in adjusting the position of the assembly, thereby facilitating the positioning work.

Further, the assembly component 2 further comprises positioning holes 26, the positioning holes 26 are formed in the set assembly positions of the surface assembly parts on the bedplate 11, and the number of the positioning holes 26 is four.

In this embodiment, after the driven wheel assembly is positioned and assembled, the driven wheel assembly can be fixed by an external fixing device through the positioning hole 26, so as to facilitate the subsequent installation of the planet carrier.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the bedplate 11 is the basic component of the equipment and plays the role of fixing each device, through setting the bedplate 12, namely the bedplate 11 is supported off by the bedplate 12, a user can conveniently use an external seat to sit on the operation equipment on one side of the bedplate, through setting the sun wheel groove disc 14 and the motor 15, even though the situation that the gear of the driven wheel assembly part and the gear of the sun wheel assembly part are not jointed in time, at the moment, the switch of the motor 15 can be controlled to drive the sun wheel groove disc 14 to rotate, thereby driving the sun wheel assembly part in the gear to rotate, leading the gear position of the sun wheel assembly part and the driven wheel assembly part to be adjusted and jointed, through setting the assembly component 2, even though the driven wheel assembly part is placed in the clamping jaw disc 24 in time, the gear on one side of the sun wheel assembly part is adjusted and jointed with the tooth groove 23, at the moment, the position of the driven wheel assembly part is positioned, the cylinder 21 is started at the moment, the output end of the cylinder 21 slowly stretches and retracts to push the driven wheel assembly part to move towards the sun wheel assembly part, the cylinder 21 is closed when the driven wheel assembly part and the sun wheel assembly part are close, the gear position of the sun wheel assembly part is adjusted by the motor 15, the cylinder 21 is started again after the adjustment is finished until the gears of the sun wheel assembly part and the driven wheel assembly part are completely attached, the assembly work is finished, through the arrangement of the control switch 16, a user can quickly control the operation of the corresponding cylinder 21 through the control switch 16 during use, the assembly is convenient, through the arrangement of the pedal control switch 17, namely when the gear positions of the sun wheel assembly part and the driven wheel assembly part are adjusted, the operation of the motor 15 can be controlled through the pedal control switch 17 by feet, the two hands of, the driven wheel assembly part can be fixed through the positioning hole 26 by using external fixing equipment, and then the corresponding planet carrier is manually installed, so that the using process of the sun gear assembly positioning tool is completed.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a sun gear positioning frock which characterized in that: the automatic assembling device comprises a workbench assembly (1) and an assembling assembly (2), wherein the workbench assembly (1) comprises a table plate (11), a rack (12), a sun wheel groove disc hole (13), a sun wheel groove disc (14) and motors (15), the number of the racks (12) is four, the racks (12) are respectively and fixedly connected to four corners of the lower surface of the table plate (11), the sun wheel groove disc hole (13) is formed in the middle position of the upper surface of the table plate (11), the sun wheel groove disc (14) is detachably connected with the sun wheel groove disc hole (13) and is located in the sun wheel groove disc hole (13), the sun wheel groove disc hole and the sun wheel groove disc hole are mutually matched, the motors (15) are arranged in the middle position of the lower surface of the table plate (11), the output ends of the motors are fixedly connected with the middle position of the lower surface of the sun wheel groove disc (14), and the motors are electrically;

the assembling component (2) comprises an air cylinder (21), a clamping jaw (22), a tooth groove (23), a clamping jaw disc (24) and a fixing hole (25), the air cylinder (21) is arranged on the bedplate (11), the output end of the air cylinder (21) is provided with the clamping jaw (22), one side, away from the air cylinder (21), of the clamping jaw (22) is provided with the tooth groove (23), the tooth groove (23) is matched with an external assembling gear, the lower surface of the clamping jaw (22) is provided with the clamping jaw disc (24), the fixing hole (25) is formed in the middle position of the clamping jaw disc (24), and the air cylinder (21) is electrically connected with an external power supply.

2. The sun gear assembly positioning tool according to claim 1, characterized in that: the number of the cylinders (21) is four, the cylinders are respectively arranged at four corners of the upper surface of the bedplate (11), the output ends of the four cylinders (21) point to the central position of the bedplate (11), and the four cylinders (21) are electrically connected with an external power supply.

3. The sun gear assembly positioning tool according to claim 1, characterized in that: the number of the clamping jaws (22), the tooth grooves (23), the clamping jaw discs (24) and the fixing holes (25) corresponds to that of the air cylinders (21) one by one and are mutually matched.

4. The sun gear assembly positioning tool according to claim 1, characterized in that: the workbench assembly (1) further comprises four control switches (16), and the four control switches (16) are arranged on the bedplate (11) in parallel and are respectively in one-to-one correspondence with the cylinders (21) in an electric connection mode.

5. The sun gear assembly positioning tool according to claim 1, characterized in that: the workbench assembly (1) further comprises a pedal control switch (17), the pedal control switch (17) is arranged below the bedplate (11), and the pedal control switch (17) is electrically connected with the motor (15).

6. The sun gear assembly positioning tool according to claim 1, characterized in that: the assembling component (2) further comprises positioning holes (26), the positioning holes (26) are formed in the position of the set assembling position of the assembling part on the upper surface of the bedplate (11), and the number of the positioning holes (26) is four.