Shaft tube structure based on weaving-pultrusion process

Abstract

The utility model relates to the technical field of mechanical parts, and discloses a shaft tube structure based on a weaving-pultrusion process, which solves the problem that a shaft tube and a shaft are inconvenient to fix quickly at present, and comprises an output shaft, a shaft tube is sleeved on the outer side of the output shaft, and a mounting mechanism is mounted between the output shaft and the shaft tube. A limiting mechanism is mounted on the outer side of the output shaft, the mounting mechanism comprises an abutting ring fixed to the outer side of the output shaft, one end of the shaft tube is attached to the abutting ring, and mounting plates are fixedly mounted on the side, close to the shaft tube, of the abutting ring at equal angles; according to the utility model, through the cooperation among the abutting ring, the mounting plate and the side groove, the shaft tube can be conveniently sleeved on the outer side of the output shaft, and through the cooperation among the guide plate, the guide rod, the spring and the supporting column, the connecting rod can conveniently drive the side block to rotate and move, so that the inserting rod can be inserted into the inserting hole, and then the shaft tube and the abutting ring can be fixed; therefore, the shaft tube and the output shaft can be quickly connected and fixed.

Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical parts, in particular to an axle tube structure based on a weaving-pultrusion process. Background Art

[0002] The shaft tube is a common mechanical component. Its function is to convert rotational motion into linear motion or convert linear motion into rotational motion. The shaft tube is usually made of metal material with high strength and wear resistance. It is used in various mechanical equipment and tools.

[0003] Most existing shaft tubes are connected and fixed to the shaft via flanges, so multiple fastening bolts are required, which makes the operation complicated and makes it inconvenient to quickly fix the shaft tube to the shaft. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a shaft tube structure based on a weaving-pultrusion process, which effectively solves the current problem of inconvenience in quickly fixing the shaft tube to the shaft.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a shaft tube structure based on a braiding-pultrusion process, comprising an output shaft, a shaft tube is sleeved on the outer side of the output shaft, a mounting mechanism is installed between the output shaft and the shaft tube, and a limiting mechanism is installed on the outer side of the output shaft;

[0006] The mounting mechanism includes an abutment ring fixed on the outside of the output shaft, one end of the shaft tube is fitted with the abutment ring, a mounting plate is fixedly mounted at equal angles on one side of the abutment ring close to the shaft tube, side grooves are arranged at equal angles on the outside of the shaft tube, and each mounting plate is inserted into each side groove respectively.

[0007] Preferably, the mounting plate is provided with a groove, in which two guide rods are symmetrically fixedly connected, the outer sides of the two guide rods are movably sleeved with the same guide plate, and two springs are symmetrically fixedly connected between the side of the guide plate close to the abutment ring and the inner wall of the groove, and the two springs are respectively sleeved on the outer sides of the two guide rods.

[0008] Preferably, the guide plate is rotatably connected to a support column on one side away from the abutment ring, a connecting rod is fixedly installed on one end of the support column away from the guide plate, the connecting rod extends to the outside of the mounting plate at one end away from the support column and is fixedly installed with a side block, and the connecting rod is movably connected to the mounting plate, the side block is located at one end of the shaft tube away from the abutment ring, an insertion rod is fixedly installed on the side of the side block close to the shaft tube, and holes are provided at equal angles at one end of the shaft tube away from the abutment ring, and each insertion rod is respectively inserted into each hole.

[0009] Preferably, the limiting mechanism includes a limiting ring sleeved on the outside of the output shaft, and the side of each side block away from the shaft tube is in contact with the limiting ring. A positioning rod is fixedly installed at an equal angle on the side of the limiting ring close to the shaft tube, and positioning holes are provided at an equal angle at one end of the shaft tube close to the limiting ring, and each positioning rod is inserted into each positioning hole respectively.

[0010] Preferably, a screw sleeve 1 is fixedly installed on the outer side of the output shaft, and the screw sleeve 1 is located on the outer side of the shaft tube. The inner diameters of the shaft tube and the limiting ring are both larger than the outer diameter of the screw sleeve 1. The outer side of the screw sleeve 1 is threadedly connected with a screw sleeve 2, and the screw sleeve 2 is located on the side of the limiting ring away from the shaft tube.

[0011] Preferably, an annular groove is provided on a side of the limiting ring away from the shaft tube, and balls that are in contact with the second screw sleeve are installed at equal angles in the annular groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model facilitates the sleeve of the shaft tube on the outside of the output shaft through the cooperation between the abutment ring, the mounting plate and the side groove, and facilitates the connection rod to drive the side block to rotate and move through the cooperation between the guide plate and the guide rod and the spring and the support column, so that the insertion rod can be inserted into the insertion hole, and then the shaft tube and the abutment ring can be fixed, thereby facilitating the quick connection and fixation of the shaft tube and the output shaft;

[0014] (2) The new type facilitates the positioning ring to be sleeved on the outside of the output shaft and abut against each side block through the cooperation between the positioning rod and the positioning hole, and the positioning ring can be limited by the cooperation between the screw sleeve 1 and the screw sleeve 2, so that the shaft tube can be firmly installed on the outside of the output shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the shaft tube structure based on the braiding-pultrusion process of the utility model;

[0018] Figure 2 This is a schematic diagram of the shaft tube structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation mechanism structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the mounting plate of the utility model;

[0021] Figure 5This is a schematic diagram of the structure of the limiting mechanism of the utility model;

[0022] Figure 6 It is a schematic diagram of the disassembled structure of the limit ring and the screw sleeve of the utility model.

[0023] In the figure: 1. output shaft; 2. mounting mechanism; 201. abutment ring; 202. mounting plate; 203. plug rod; 204. side block; 205. connecting rod; 206. support column; 207. spring; 208. groove; 209. guide plate; 2010. guide rod; 3. limiting mechanism; 301. limiting ring; 302. positioning rod; 303. screw sleeve 1; 304. screw sleeve 2; 305. annular groove; 306. ball; 4. shaft tube; 5. side groove; 6. socket; 7. positioning hole. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] Embodiment 1, by Figure 1-2 The utility model includes an output shaft 1, the outer side of the output shaft 1 is sleeved with a shaft tube 4, the shaft tube 4 is composed of an outer layer and an inner layer, the outer layer is woven from a high-strength fiber material to provide the shaft tube 4 with good structural strength and rigidity, the inner layer is made of a corrosion-resistant material, the inner layer is tightly combined with the braided layer to form a complete shaft tube 4, after the braiding is completed, the inner layer is tightly combined with the braided layer through a pultrusion process, a mounting mechanism 2 is installed between the output shaft 1 and the shaft tube 4, and a limiting mechanism 3 is installed on the outer side of the output shaft 1.

[0026] Specifically, by Figure 3-4It is given that the mounting mechanism 2 includes an abutment ring 201 fixed to the outside of the output shaft 1, one end of the shaft tube 4 is fitted with the abutment ring 201, and a mounting plate 202 is fixedly mounted at an equal angle on the side of the abutment ring 201 close to the shaft tube 4. The outside of the shaft tube 4 is provided with side grooves 5 at equal angles, and each mounting plate 202 is inserted into each side groove 5 respectively. A groove 208 is provided on the mounting plate 202, and two guide rods 2010 are symmetrically fixedly connected in the groove 208. The outer sides of the two guide rods 2010 are movably sleeved with the same guide plate 209, and two springs 207 are symmetrically fixedly connected between the side of the guide plate 209 close to the abutment ring 201 and the inner wall of the groove 208. The two springs 207 are respectively The guide plate 209 is rotatably connected to the support column 206 at one side away from the abutment ring 201. The end of the support column 206 away from the guide plate 209 is fixedly installed with a connecting rod 205. The end of the connecting rod 205 away from the support column 206 extends to the outside of the mounting plate 202 and is fixedly installed with a side block 204. The connecting rod 205 is movably connected with the mounting plate 202. The side block 204 is located at the end of the shaft tube 4 away from the abutment ring 201. The side of the side block 204 close to the shaft tube 4 is fixedly installed with an insertion rod 203. The end of the shaft tube 4 away from the abutment ring 201 is provided with a plug hole 6 at an equal angle, and each plug rod 203 is respectively inserted into each plug hole 6;

[0027] When in use, first, the shaft tube 4 is sleeved on the outside of the output shaft 1, so that each mounting plate 202 is inserted into each side groove 5 respectively, until one end of the shaft tube 4 fits with the abutment ring 201, and then the side block 204 is pulled, and the guide plate 209 is driven to slide along the two guide rods 2010 through the connecting rod 205 and the support column 206. At this time, both springs 207 are stretched, and then the side block 204 is rotated a certain angle, so that the insertion rod 203 is inserted into the socket 6 under the action of the elastic force of the two springs 207, so as to limit the shaft tube 4, and finally the shaft tube 4 is quickly fixed to the outside of the output shaft 1.

[0028] Specifically, by Figure 5-6The limiting mechanism 3 includes a limiting ring 301 sleeved on the outside of the output shaft 1, and the side of each side block 204 away from the shaft tube 4 is in contact with the limiting ring 301. A positioning rod 302 is fixedly installed at an equal angle on the side of the limiting ring 301 close to the shaft tube 4. A positioning hole 7 is provided at an equal angle on the end of the shaft tube 4 close to the limiting ring 301. Each positioning rod 302 is inserted into each positioning hole 7 respectively. A screw sleeve 303 is fixedly installed on the outside of the output shaft 1. The screw sleeve 303 is located on the outside of the shaft tube 4. The shaft tube 4 and the limiting ring 301 are connected to each other. The diameter values ​​are all greater than the outer diameter value of the screw sleeve 1 303, the outer side of the screw sleeve 1 303 is threadedly sleeved with a screw sleeve 2 304, the screw sleeve 2 304 is located on the side of the limiting ring 301 away from the shaft tube 4, the side of the limiting ring 301 away from the shaft tube 4 is provided with an annular groove 305, and balls 306 that are all in contact with the screw sleeve 2 304 are installed at equal angles in the annular groove 305. By arranging a plurality of balls 306 in the annular groove 305, direct contact between the screw sleeve 2 304 and the limiting ring 301 is avoided, and the friction force received by the screw sleeve 2 304 when rotating is reduced;

[0029] When in use, first, the limit ring 301 is put on the outside of the output shaft 1, so that each positioning rod 302 is inserted into each positioning hole 7 respectively, and then the second screw sleeve 304 is put on the outside of the first screw sleeve 303 and rotated clockwise. At the same time, the second screw sleeve 304 moves and approaches the shaft tube 4. When the second screw sleeve 304 is in contact with each ball 306, it continues to move, thereby driving the limit ring 301 to move until the limit ring 301 is in contact with each side block 204, thereby limiting the position of each side block 204, and finally the shaft tube 4 is firmly installed on the outside of the output shaft 1.

Claims

1. A shaft tube structure based on a braiding-pultrusion process, comprising an output shaft (1), characterized in that: The outer side of the output shaft (1) is sleeved with a shaft tube (4), a mounting mechanism (2) is installed between the output shaft (1) and the shaft tube (4), and a limiting mechanism (3) is installed on the outer side of the output shaft (1); The mounting mechanism (2) comprises an abutment ring (201) fixed to the outside of the output shaft (1); one end of the shaft tube (4) is fitted with the abutment ring (201); a mounting plate (202) is fixedly mounted at an equal angle on one side of the abutment ring (201) close to the shaft tube (4); side grooves (5) are provided at an equal angle on the outside of the shaft tube (4); and each mounting plate (202) is inserted into each side groove (5).

2. The shaft tube structure based on the braiding-pultrusion process according to claim 1 is characterized in that: The mounting plate (202) is provided with a groove (208), and two guide rods (2010) are symmetrically fixedly connected in the groove (208), and the outer sides of the two guide rods (2010) are movably sleeved with a same guide plate (209), and two springs (207) are symmetrically fixedly connected between a side of the guide plate (209) close to the abutment ring (201) and an inner wall of the groove (208), and the two springs (207) are respectively sleeved on the outer sides of the two guide rods (2010).

3. The shaft tube structure based on the braiding-pultrusion process according to claim 2 is characterized in that: The guide plate (209) is rotatably connected to a support column (206) at one side away from the abutment ring (201); a connecting rod (205) is fixedly installed at one end of the support column (206) away from the guide plate (209); an end of the connecting rod (205) away from the support column (206) extends to the outside of the mounting plate (202) and is fixedly installed with a side block (204); the connecting rod (205) is movably connected to the mounting plate (202); the side block (204) is located at one end of the shaft tube (4) away from the abutment ring (201); an insertion rod (203) is fixedly installed at one side of the side block (204) close to the shaft tube (4); and insertion holes (6) are provided at equal angles at one end of the shaft tube (4) away from the abutment ring (201); and each insertion rod (203) is respectively inserted into each insertion hole (6).

4. The shaft tube structure based on the braiding-pultrusion process according to claim 1 is characterized in that: The limiting mechanism (3) comprises a limiting ring (301) sleeved on the outside of the output shaft (1); the side of each side block (204) away from the shaft tube (4) is in contact with the limiting ring (301); a positioning rod (302) is fixedly mounted at an equal angle on the side of the limiting ring (301) close to the shaft tube (4); a positioning hole (7) is provided at an equal angle on one end of the shaft tube (4) close to the limiting ring (301); and each positioning rod (302) is respectively inserted into each positioning hole (7).

5. The shaft tube structure based on the braiding-pultrusion process according to claim 1 is characterized in that: A screw sleeve 1 (303) is fixedly mounted on the outer side of the output shaft (1), the screw sleeve 1 (303) is located on the outer side of the shaft tube (4), the inner diameters of the shaft tube (4) and the limiting ring (301) are both greater than the outer diameter of the screw sleeve 1 (303), the outer side of the screw sleeve 1 (303) is threadedly sleeved with a screw sleeve 2 (304), and the screw sleeve 2 (304) is located on a side of the limiting ring (301) away from the shaft tube (4).

6. The shaft tube structure based on the braiding-pultrusion process according to claim 4 is characterized in that: The side of the limiting ring (301) away from the shaft tube (4) is provided with an annular groove (305), and balls (306) are installed at equal angles in the annular groove (305) and are in contact with the second screw sleeve (304).

Images