Coupler knuckle hole machining device

Abstract

The utility model relates to the technical field of coupler knuckle machining, and discloses a coupler knuckle hole machining device which comprises a base, vertical plates are symmetrically connected to the upper end of the base, an adjusting mechanism is connected between the upper portions of the two vertical plates, a switching mechanism is connected to the lower portion of the adjusting mechanism and comprises a U-shaped frame, and a transmission shaft is fixedly connected to the top of the U-shaped frame. A first motor is fixedly connected to the top end of the transmission shaft, an L-shaped plate is fixedly mounted on the outer side of the U-shaped frame, and a rotating shaft is rotationally connected into the U-shaped frame; through the arrangement of the switching mechanism and the matching between the rotating shaft and the mounting disc, each drill rod can rotate conveniently, and through the matching between the screw rod and the screw sleeve and the matching between the sliding block and the sliding groove, the screw sleeve can drive the bottom rod to descend conveniently, so that the inserting rod can be inserted into the corresponding inserting hole, and the drill rods can be fixed after being rotated and adjusted; therefore, the drill rods can be conveniently switched to drill holes with different hole diameters in the coupler knuckle, the drill rods are conveniently switched, and the machining efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of hook tongue processing, in particular to a hook tongue hole processing device. Background Art

[0002] In railway vehicle technology, the hook tongue is an important component of the coupler, which is used to connect railway vehicles and achieve the connection and separation of vehicles. The design and performance of the hook tongue are crucial to the operating safety and efficiency of railway vehicles. In addition, in the close-connected traction buffer connection device of rail transit vehicles, the hook tongue, as one of its components, works together with other components to achieve a stable connection between vehicles and ensure the safety and comfort of passengers.

[0003] The hook tongue needs to be drilled during the processing, and different hook tongues need to have different hole diameters, so the drill bit needs to be replaced constantly, which makes the operation more complicated and makes it inconvenient to quickly drill the hook tongue. 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 hook tongue hole processing device, which effectively solves the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical solutions: a hook tongue hole processing device, comprising a base, the upper end of the base is symmetrically connected to a vertical plate, an adjustment mechanism is connected between the upper parts of the two vertical plates, and the lower part of the adjustment mechanism is connected to a switching mechanism;

[0006] The switching mechanism includes a U-shaped frame, a transmission shaft is fixedly connected to the top of the U-shaped frame, a first motor is fixedly connected to the top of the transmission shaft, an L-shaped plate is fixedly installed on the outside of the U-shaped frame, a rotating shaft is rotatably connected inside the U-shaped frame, one end of the rotating shaft extends to the outside of the U-shaped frame and is rotatably connected to the inner wall of the L-shaped plate, an installation plate located on the inside of the U-shaped frame is fixedly installed on the outside of the rotating shaft, and a plurality of drill rods with increasing outer diameters are fixedly installed at equal angles on the outer edge of the installation plate.

[0007] Preferably, the top of the L-shaped plate is rotatably connected to a screw rod, a turntable is fixedly installed on the top of the screw rod, a screw sleeve is threadedly sleeved on the outer side of the screw rod, a slider is fixedly installed on the side of the screw sleeve close to the U-shaped frame, a sliding groove is provided on the side of the U-shaped frame close to the screw sleeve, the slider is slidably connected to the sliding groove, a bottom rod is fixedly installed on the bottom of the screw sleeve, the bottom end of the bottom rod passes through the L-shaped plate and is fixedly installed with an insertion rod, and the bottom rod and the L-shaped plate are movably connected through the bottom rod.

[0008] Preferably, a square block is fixedly sleeved on the outer side of the rotating shaft, and a plurality of insertion holes are provided at equal angles on the outer side of the square block. The number of the insertion holes is equal to the number of the drill rods, and the insertion rods are inserted into the corresponding insertion holes.

[0009] Preferably, two columns are symmetrically fixedly connected to the top of the U-shaped frame, and balls are installed on the tops of the two columns.

[0010] Preferably, the adjustment mechanism includes a guide column located between the two vertical plates, the guide plate is threadedly sleeved on the outer side of the guide column, a nut is fixedly installed on the top of the guide plate, a cylinder is fixedly installed on the top of the nut, a top plate is fixedly installed on the top of the cylinder, two connecting columns are symmetrically connected to the lower end of the top plate, both connecting columns extend through and extend to the lower end of the guide plate, and the lower ends of the two connecting columns are connected to a lifting plate, and the first motor is fixed to the bottom of the lifting plate.

[0011] Preferably, the nut is internally threadedly connected to a screw rod, one end of which is rotatably connected to one of the vertical plates, and the other end of the screw rod is connected to a second motor, which is connected to the other vertical plate.

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

[0013] 1. The utility model facilitates the rotation of each drill rod through the setting of the switching mechanism and the cooperation between the rotating shaft and the mounting plate, and facilitates the screw sleeve to drive the bottom rod to descend through the cooperation between the screw rod and the screw sleeve and the slider and the slide groove, so that the insertion rod can be inserted into the corresponding insertion hole, and the drill rod can be fixed after rotation and adjustment, so that it is convenient to switch the drill rod to realize drilling holes of different hole diameters of the hook tongue, and the switching of the drill rod is convenient, which improves the processing efficiency;

[0014] 2. The new type facilitates the sliding of the guide plate along the guide column and can be adjusted to different positions through the setting of the adjustment mechanism and the cooperation between the second motor, the lead screw and the nut. 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 structure of the hook tongue hole processing device of the utility model;

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

[0019] Figure 3 This is a schematic diagram of the L-shaped plate structure of the utility model;

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

[0021] In the figure: 1. base; 2. switching mechanism; 201. U-shaped frame; 202. first motor; 203. transmission shaft; 204. slide groove; 205. L-shaped plate; 206. square block; 207. mounting plate; 208. drill rod; 209. rotating shaft; 210. socket; 211. plug rod; 212. bottom rod; 213. slider; 214. screw; 215. turntable; 216. screw sleeve; 217. column; 218. ball bearing; 3. adjusting mechanism; 301. guide column; 302. guide plate; 303. nut; 304. cylinder; 305. top plate; 306. connecting column; 307. lifting plate; 308. screw rod; 309. second motor. DETAILED DESCRIPTION

[0022] 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.

[0023] Embodiment 1, by Figure 1-4 The utility model comprises a base 1, the upper end of the base 1 is symmetrically connected to a vertical plate 4, an adjustment mechanism 3 is connected between the upper parts of the two vertical plates 4, and the lower part of the adjustment mechanism 3 is connected to a switching mechanism 2;

[0024] The switching mechanism 2 includes a U-shaped frame 201, a transmission shaft 203 is fixedly connected to the top of the U-shaped frame 201, a first motor 202 is fixedly connected to the top of the transmission shaft 203, an L-shaped plate 205 is fixedly installed on the outside of the U-shaped frame 201, a rotating shaft 209 is rotatably connected inside the U-shaped frame 201, one end of the rotating shaft 209 extends to the outside of the U-shaped frame 201 and is rotatably connected to the inner side wall of the L-shaped plate 205, a mounting plate 207 located on the inner side of the U-shaped frame 201 is fixedly installed on the outside of the rotating shaft 209, and a plurality of drill rods 208 with increasing outer diameters are fixedly installed at equal angles on the outer edge of the mounting plate 207;

[0025] The top of the L-shaped plate 205 is rotatably connected with a screw rod 214, and a rotating disk 215 is fixedly installed on the top of the screw rod 214. A screw sleeve 216 is threadedly sleeved on the outer side of the screw rod 214. A slider 213 is fixedly installed on the side of the screw sleeve 216 close to the U-shaped frame 201. A sliding groove 204 is provided on the side of the U-shaped frame 201 close to the screw sleeve 216. The slider 213 is slidably connected with the sliding groove 204. A bottom rod 212 is fixedly installed on the bottom of the screw sleeve 216. The bottom end of the bottom rod 212 penetrates the L-shaped plate 205 and is fixedly installed with a plug rod 211, and the bottom rod 212 is movably connected with the L-shaped plate 205.

[0026] A square block 206 is fixedly sleeved on the outer side of the rotating shaft 209. A plurality of insertion holes 210 are provided at equal angles on the outer side of the square block 206. The number of the insertion holes 210 is equal to the number of the drill rods 208. The insertion rods 211 are inserted into the corresponding insertion holes 210.

[0027] The top of the U-shaped frame 201 is symmetrically fixedly connected with two columns 217, and the tops of the two columns 217 are both installed with balls 218;

[0028] The adjustment mechanism 3 includes a guide column 301 located between the two vertical plates 4, the outer side of the guide column 301 is threadedly sleeved with a guide plate 302, a nut 303 is fixedly installed on the top of the guide plate 302, a cylinder 304 is fixedly installed on the top of the nut 303, a top plate 305 is fixedly installed on the top of the cylinder 304, two connecting columns 306 are symmetrically connected to the lower end of the top plate 305, the two connecting columns 306 are extended through the lower end of the guide plate 302, and the lower ends of the two connecting columns 306 are connected to a lifting plate 307, and the first motor 202 is fixed to the bottom of the lifting plate 307;

[0029] A screw rod 308 is connected to the inner thread of the nut 303 . One end of the screw rod 308 is rotatably connected to one of the vertical plates 4 . The other end of the screw rod 308 is connected to a second motor 309 . The second motor 309 is connected to the other vertical plate 4 .

[0030] Working principle: When in use, first start the second motor 309 to drive the screw rod 308 to rotate, and drive the guide plate 302 to slide along the guide column 301 through the screw nut 303 until the drill rod 208 moves to the desired position;

[0031] Then the mounting plate 207 is rotated to drive each drill rod 208 to rotate, and the rotating shaft 209 and the square block 206 are rotated at the same time. Then the rotating plate 215 is rotated to drive the screw rod 214 to rotate. Since the slider 213 is slidably connected with the slide groove 204, the screw sleeve 216 is driven to move downward, and the insertion rod 211 is driven to move downward through the bottom rod 212 until the insertion rod 211 is inserted into the corresponding insertion hole 210, the square block 206 is fixed, and the drill rod 208 is fixed after rotation adjustment, and the switching of the drill rod 208 is completed. Then the first motor 202 is started to drive the transmission shaft 203 to rotate, and the U-shaped frame 201 is driven to rotate, and the corresponding drill rod 208 rotates at the same time;

[0032] Then the cylinder 304 is started to drive the top plate 305 to move downward, and the lifting plate 307 is driven to move downward through the two connecting columns 306, and the drill rod 208 is driven to move downward, and finally the drilling of the hook tongue is completed.

Claims

1. A hook tongue hole processing device, comprising a base (1), characterized in that: The upper end of the base (1) is symmetrically connected to a vertical plate (4), an adjustment mechanism (3) is connected between the upper parts of the two vertical plates (4), and a switching mechanism (2) is connected to the lower part of the adjustment mechanism (3); The switching mechanism (2) comprises a U-shaped frame (201), a transmission shaft (203) is fixedly connected to the top of the U-shaped frame (201), a first motor (202) is fixedly connected to the top of the transmission shaft (203), an L-shaped plate (205) is fixedly installed on the outside of the U-shaped frame (201), a rotating shaft (209) is rotatably connected inside the U-shaped frame (201), one end of the rotating shaft (209) extends to the outside of the U-shaped frame (201) and is rotatably connected to the inner wall of the L-shaped plate (205), a mounting plate (207) located inside the U-shaped frame (201) is fixedly installed on the outside of the rotating shaft (209), and a plurality of drill rods (208) with increasing outer diameters are fixedly installed at equal angles on the outer edge of the mounting plate (207).

2. A hook tongue hole processing device according to claim 1, characterized in that: The top of the L-shaped plate (205) is rotatably connected with a screw rod (214), the top of the screw rod (214) is fixedly installed with a rotating disk (215), the outer side of the screw rod (214) is threadedly sleeved with a screw sleeve (216), a sliding block (213) is fixedly installed on the side of the screw sleeve (216) close to the U-shaped frame (201), a sliding groove (204) is provided on the side of the U-shaped frame (201) close to the screw sleeve (216), the sliding block (213) is slidably connected to the sliding groove (204), a bottom rod (212) is fixedly installed on the bottom of the screw sleeve (216), the bottom end of the bottom rod (212) penetrates the L-shaped plate (205) and is fixedly installed with an insertion rod (211), and the bottom rod (212) and the L-shaped plate (205) are penetrated and movably connected.

3. A hook tongue hole processing device according to claim 1, characterized in that: A square block (206) is fixedly sleeved on the outer side of the rotating shaft (209), and a plurality of insertion holes (210) are arranged at equal angles on the outer side of the square block (206). The number of the insertion holes (210) is equal to the number of the drill rods (208), and the insertion rods (211) are inserted into the corresponding insertion holes (210).

4. A hook tongue hole processing device according to claim 1, characterized in that: Two upright posts (217) are symmetrically fixedly connected to the top of the U-shaped frame (201), and balls (218) are installed on the tops of the two upright posts (217).

5. A hook tongue hole processing device according to claim 1, characterized in that: The adjustment mechanism (3) comprises a guide column (301) located between two vertical plates (4); the outer side of the guide column (301) is threadedly sleeved with a guide plate (302); a nut (303) is fixedly mounted on the top of the guide plate (302); a cylinder (304) is fixedly mounted on the top of the nut (303); a top plate (305) is fixedly mounted on the top of the cylinder (304); two connecting columns (306) are symmetrically connected to the lower end of the top plate (305); the two connecting columns (306) both extend through the lower end of the guide plate (302); and the lower ends of the two connecting columns (306) are connected to a lifting plate (307); and the first motor (202) is fixed to the bottom of the lifting plate (307).

6. A hook tongue hole processing device according to claim 5, characterized in that: The nut (303) is internally threadedly connected to a screw rod (308), one end of the screw rod (308) is rotatably connected to one of the vertical plates (4), and the other end of the screw rod (308) is connected to a second motor (309), which is connected to the other vertical plate (4).

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