CN219865857U - Spiral spline shaft forging - Google Patents

Abstract

The utility model relates to the technical field, in particular to a spiral spline shaft forging, which comprises a main shaft, a connecting shaft and a functional shaft, wherein clamping grooves are formed in two ends of the main shaft, connecting grooves are formed in two sides of the clamping grooves, telescopic grooves are formed in one sides of the connecting grooves, connecting holes are formed in one sides of the telescopic grooves, extrusion rods are slidably clamped in the connecting holes, pressure plates are arranged at one ends of the extrusion rods and slidably clamped in the telescopic grooves, positioning springs are sleeved outside the extrusion rods, connecting frames are fixedly arranged at two ends of the connecting shaft and slidably clamped in the clamping grooves, one ends of the functional shaft are provided with clamping frames, and the clamping frames are slidably clamped in the clamping grooves.

Description

Spiral spline shaft forging

Technical Field

The utility model relates to the technical field, in particular to a spiral spline shaft forging.

Background

The spline shaft is mechanically driven, and has the same function as that of flat key, semi-circular key and wedge key, and is used to transmit mechanical torque. While rotating, some may also slide longitudinally on the shaft, such as a gearbox shift gear or the like.

The prior device is a spline shaft structure (the application number is CN202122732841. X), the spline shaft structure comprises an external spline shaft and an internal spline shaft, and the external spline shaft is detachably connected with the internal spline shaft; the external spline shaft comprises a connecting shaft and an external spline shaft body, the connecting shaft is fixedly connected with the external spline shaft body, external spline teeth are arranged at one end of the external spline shaft body, and tooth grooves are formed at the other end of the external spline shaft body; the internal spline shaft is provided with the shaft hole, and the terminal surface fixedly connected with of shaft hole one end is fixed the plectane, and fixed plectane rotates and is connected with the inclined plane board, and connecting rod and inclined plane board top face swing joint are provided with the spring between inclined plane board and the internal spline shaft, and inclined plane board top end face is provided with the draw-in groove, and inclined plane board bottom end face is provided with the latch. The utility model provides a spline shaft structure, which is characterized in that an inner spline shaft and an outer spline shaft are fixed through tooth grooves and clamping teeth in an interference connection manner, so that the problem of transverse sliding of the inner spline shaft and the outer spline shaft is solved, the service life of the spline shaft is prolonged, the problem of transverse sliding of the inner spline shaft and the outer spline shaft is solved, however, the structure is fixed, the use mode is single, and the application range is too small.

Disclosure of Invention

In order to overcome the technical defects in the prior art, the utility model provides the spiral spline shaft forging, and the length and the composition structure of the device can be flexibly adjusted by using the combined structure, so that the device can work in various devices, the flexibility and the application range of the device are improved, and the functional effect of the device is expanded.

The technical scheme adopted by the utility model is as follows: including main shaft, connecting axle and functional axle, the draw-in groove has all been seted up at the both ends of main shaft, the equal fixed mounting in both ends of connecting axle has the connecting frame, the connecting frame slip joint in the inside of draw-in groove, the one end of functional axle is provided with the card frame, card frame slip joint in the inside of draw-in groove.

Preferably, for the convenience to carry out quick split to this device, the spread groove has all been seted up to the both sides of draw-in groove, one side of spread groove all is provided with the expansion groove, one side of expansion groove is provided with the connecting hole, the inside slip joint of connecting hole has the extrusion rod.

Preferably, in order to facilitate pushing the connecting block or the clamping block and the clamping groove to be separated from contact, one end of the extrusion rod is provided with a pressure disc, the pressure disc is slidably clamped in the telescopic groove, a positioning spring is sleeved on the outer side of the extrusion rod, the other end of the extrusion rod is an arc-shaped surface, and the arc-shaped surface is mutually overlapped with the outer surface of the main shaft.

Preferably, in order to position the extrusion rod, one end of the positioning spring is fixedly connected with the telescopic slot, and the other end of the positioning spring is fixedly connected with the pressure disc.

Preferably, in order to carry out fixed connection between the connecting shaft and the main shaft, the inside both ends of connecting frame all slide the joint and have the connecting block, all fixed mounting has the connection supporting spring between the connecting block, the connecting block with slide the joint each other between the spread groove.

Preferably, in order to carry out fixed connection between the functional shaft and the main shaft, the inside both ends of card frame all slide the joint and have the fixture block, all fixed mounting has screens supporting spring between the fixture block, the fixture block with slide the joint each other between the spread groove.

Preferably, in order to improve the functional effect of the device, the functional shaft comprises a gear shaft and a spiral pattern shaft, the gear shaft is fixedly mounted at one end of the main shaft, the spiral pattern shaft is fixedly mounted at the other end of the main shaft, gears are arranged on the outer sides of the gear shaft, and spiral patterns are arranged on the outer sides of the spiral pattern shaft.

Preferably, in order to flexibly adjust the length and the function of the device, the connecting shaft has various sizes, and the outer surface of the connecting shaft can be provided with various patterns.

The beneficial effects of the utility model are as follows: the combined structure is used, the length and the composition structure of the device can be flexibly adjusted, so that the device can work in various devices, the flexibility and the application range of the device are improved, and the functional effect of the device is expanded.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is an exploded view of the structure of the present utility model.

Fig. 3 is a schematic cross-sectional view of the present utility model.

Fig. 4 is a schematic view showing a sectional structure of a main shaft portion in a plan view in the present utility model.

Reference numerals illustrate: in the figure: 1. a main shaft; 2. a connecting shaft; 21. a connection frame; 211. a connecting block; 212. connecting a supporting spring; 22. a clamping frame; 221. a clamping block; 222. a clamping support spring; 3. a functional shaft; 31. a gear shaft; 32. a spiral pattern shaft; 4. an extrusion rod; 401. a pressure plate; 402. and positioning a spring.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

as shown in the figure, this embodiment provides a spiral spline shaft forging, including main shaft 1, connecting axle 2 and functional shaft 3, the draw-in groove has all been seted up at main shaft 1's both ends, and connecting axle 2's both ends are all fixed mounting has connecting frame 21, and connecting frame 21 sliding joint is in the inside of draw-in groove, and functional shaft 3's one end is provided with card frame 22, and card frame 22 sliding joint is in the inside of draw-in groove.

As a technical optimization scheme of the utility model, connecting grooves are formed in two sides of the clamping groove, telescopic grooves are formed in one sides of the connecting grooves, connecting holes are formed in one sides of the telescopic grooves, and extrusion rods 4 are slidably clamped in the connecting holes so as to facilitate quick detachment of the device.

As a technical optimization scheme of the utility model, one end of the extrusion rod 4 is provided with a pressure disc 401, the pressure disc 401 is slidably clamped in the telescopic groove, the outer side of the extrusion rod 4 is sleeved with a positioning spring 402, the other end of the extrusion rod 4 is an arc-shaped surface, and the arc-shaped surface is mutually overlapped with the outer surface of the main shaft 1 so as to facilitate pushing the connecting block 211 or the clamping block 221 to be separated from contact with the clamping groove.

As a technical optimization scheme of the utility model, one end of the positioning spring 402 is fixedly connected with the telescopic groove, and the other end of the positioning spring 402 is fixedly connected with the pressure disc 401, so that the position of the extrusion rod 4 is conveniently positioned.

As a technical optimization scheme of the utility model, connecting blocks 211 are slidably clamped at two ends of the inside of the connecting frame 21, connecting support springs 212 are fixedly arranged between the connecting blocks 211, and the connecting blocks 211 and the connecting grooves are slidably clamped with each other so as to fixedly connect the connecting shaft 2 with the main shaft 1.

As a technical optimization scheme of the utility model, clamping blocks 221 are slidably clamped at two ends of the inside of the clamping frame 22, clamping position supporting springs 222 are fixedly arranged between the clamping blocks 221, and the clamping blocks 221 and the connecting grooves are slidably clamped with each other so as to fixedly connect the functional shaft 3 with the main shaft 1.

As a technical optimization scheme of the utility model, the functional shaft 3 comprises a gear shaft 31 and a spiral pattern shaft 32, wherein the gear shaft 31 is fixedly arranged at one end of the main shaft 1, the spiral pattern shaft 32 is fixedly arranged at the other end of the main shaft 1, gears are arranged on the outer sides of the gear shaft 31, and spiral patterns are arranged on the outer sides of the spiral pattern shaft 32 so as to improve the functional effect of the device.

As a technical optimization scheme of the utility model, the connecting shaft 2 has various sizes, and various patterns can be arranged on the outer surface of the connecting shaft 2, so that the length and the function of the device can be flexibly adjusted.

When the utility model is used, a user selects the connecting shafts 2 with proper length, number and pattern structures according to the needs, and selects the proper number of main shafts 1, the specifications of the functional shafts 3 are more than two types of the gear shafts 31 and the spiral pattern shafts 32, the user can select the functional shafts 3 with proper specifications according to the needs, then the user fixedly installs the connecting shafts 2 between the main shafts 1 through the connecting frames 21, the connecting frames 21 are in sliding clamping connection with the inside of the clamping grooves, the connecting blocks 211 are in sliding clamping connection with the connecting grooves under the elastic force of the connecting support springs 212, the connecting shafts 2 are in mutually tight fixed connection with the main shafts 1, the functional shafts 3 are installed at the other end of the main shafts 1 through the clamping frames 22, the clamping blocks 221 are mutually in sliding clamping connection with the connecting grooves under the elastic force of the clamping support springs 222, the functional shafts 3 are mutually tightly fixed and fixedly connected with the main shafts 1, and the device is installed at proper positions for use.

When the device is used, the extrusion rod 4 is fixed between the outer surface of the device and the telescopic groove through the positioning spring 402, the influence of the extrusion rod 4 on the external environment can be reduced, when the device needs to be disassembled, the tool is used for pushing the extrusion rod 4 to push the connecting block 211 or the clamping block 221 to be separated from the connecting groove, the connecting block 211 or the clamping frame 22 is taken out of the connecting block 211 or the clamping block 221 from the clamping groove, and then the main shaft 1 and the connecting shaft 2 or the main shaft 1 and the functional shaft 3 are rapidly disassembled, so that the functional structure of the device is flexibly combined and replaced by a user.

While the basic principles and main features of the utility model and advantages of the utility model have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described in the foregoing description merely illustrate the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a spiral spline shaft forging, includes main shaft (1), connecting axle (2) and functional shaft (3), its characterized in that: clamping grooves are formed in two ends of the main shaft (1), connecting frames (21) are fixedly arranged at two ends of the connecting shaft (2), the connecting frames (21) are in sliding clamping connection with the inside of the clamping grooves, clamping frames (22) are arranged at one end of the functional shaft (3), and the clamping frames (22) are in sliding clamping connection with the inside of the clamping grooves.

2. The helical spline shaft forging of claim 1, wherein: the connecting grooves are formed in two sides of the clamping groove, the telescopic grooves are formed in one sides of the connecting grooves, connecting holes are formed in one sides of the telescopic grooves, and the extrusion rods (4) are connected to the inner portions of the connecting holes in a sliding clamping mode.

3. A helical spline shaft forging as recited in claim 2, wherein: one end of the extrusion rod (4) is provided with a pressure disc (401), the pressure disc (401) is in sliding clamping connection with the inside of the telescopic groove, a positioning spring (402) is sleeved on the outer side of the extrusion rod (4), the other end of the extrusion rod (4) is an arc-shaped surface, and the arc-shaped surface is mutually overlapped with the outer surface of the main shaft (1).

4. A helical spline shaft forging according to claim 3, wherein: one end of the positioning spring (402) is fixedly connected with the telescopic groove, and the other end of the positioning spring (402) is fixedly connected with the pressure disc (401).

5. A helical spline shaft forging as recited in claim 2, wherein: connecting block (211) are all sliding joint at inside both ends of connecting frame (21), all fixed mounting has connection supporting spring (212) between connecting block (211), connecting block (211) with mutual sliding joint between the spread groove.

6. A helical spline shaft forging as recited in claim 2, wherein: clamping blocks (221) are slidably clamped at two ends of the inside of the clamping frame (22), clamping position supporting springs (222) are fixedly installed between the clamping blocks (221), and the clamping blocks (221) are slidably clamped with the connecting grooves.

7. The helical spline shaft forging of claim 1, wherein: the functional shaft (3) comprises a gear shaft (31) and a spiral pattern shaft (32), the gear shaft (31) is fixedly mounted at one end of the main shaft (1), the spiral pattern shaft (32) is fixedly mounted at the other end of the main shaft (1), gears are arranged on the outer side of the gear shaft (31), and spiral patterns are arranged on the outer side of the spiral pattern shaft (32).

8. The helical spline shaft forging of claim 1, wherein: the connecting shaft (2) has various sizes, and the outer surface of the connecting shaft (2) can be provided with various patterns.