Electric vehicle brake handle riveting equipment

Abstract

The present invention discloses a riveting device for brake handles of electric vehicles, comprising a base, a support is arranged in the center of the base, a divider is rotatably arranged above the support, a gas-electric slip ring is arranged at the center of the divider, the upper end of the gas-electric slip ring is connected to the slip ring frame, and the lower end of the gas-electric slip ring is rotatably connected to the divider; a plurality of clamping fixtures are arranged at equal intervals around the edges of the divider, and a feeding fixture, a first reaming fixture, a pressing fixture, a second reaming fixture, a copper sleeve internal reinforcement mechanism and a feeding mechanism are arranged on the periphery of the plurality of clamping fixtures in sequence, a feeding mechanism is arranged on the side of the feeding fixture, a first reaming machine and a second reaming machine are arranged on the outer side of the first reaming fixture and the second reaming fixture, respectively, and a punching machine is arranged on the outer side of the pressing fixture. The present invention adopts automated production, saves personnel costs, and the brake handle produced has good stability and a high product qualification rate.

Description

Technical Field

[0001] The invention belongs to the field of electric vehicle parts production, and in particular relates to a riveting device for an electric vehicle brake handle. Background Art

[0002] The existing production process of electric vehicle brake handles mostly adopts the method of manual material discharge, which has low production efficiency, high labor costs and low product qualification rate; the copper sleeves in the brake handles produced by the existing technology are mostly not extruded on the reverse inner hole, which easily causes the copper sleeves to fall off, making it difficult to pass the pull-out test, and the product stability is poor and the service life is short. Summary of the invention

[0003] The purpose of the present invention is to provide an electric vehicle brake handle riveting device, which adopts a fully automated production method to improve the production quality and efficiency of the product and improve the product qualification rate.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a riveting device for an electric vehicle brake handle, comprising a base, a support is arranged in the center of the base, a divider is rotatably arranged above the support, a gas-electric slip ring is arranged at the center of the divider, the upper end of the gas-electric slip ring is connected to the slip ring frame, and the lower end of the gas-electric slip ring is rotatably connected to the divider; a plurality of clamping fixtures are arranged at equal intervals around the edges of the divider, and a feeding fixture, a first reaming fixture, a pressing fixture, a second reaming fixture, a copper sleeve internal reinforcement mechanism and a feeding mechanism are arranged on the periphery of the plurality of clamping fixtures in sequence, a feeding mechanism is arranged on the side of the feeding fixture, a first reaming machine and a second reaming machine are arranged on the outer sides of the first reaming fixture and the second reaming fixture, respectively, and a punching machine is arranged on the outer side of the pressing fixture;

[0005] The feeding mechanism, the feeding tool and the clamping tool corresponding to the feeding tool are used for feeding the brake handle; the first reaming tool and the first reaming machine are used for reaming holes at the position where the copper sleeve is installed on the brake handle; the pressing tool and the punching machine are used to press the copper sleeve into the reaming position of the brake handle; the second reaming tool and the second reaming machine are used to ream holes inside the copper sleeve pressed into the brake handle; the internal reinforcement mechanism of the copper sleeve is used to strengthen the connection between the copper sleeve and the brake handle; the unloading mechanism is used for unloading the brake handle after being reinforced by the internal reinforcement mechanism of the copper sleeve.

[0006] Furthermore, the divider adopts a six-station divider, and the divider includes an auxiliary disk and a divider positioning device arranged on the outside of the auxiliary disk; six notches are evenly spaced on the edge of the auxiliary disk, and the divider positioning device is arranged on the outer side of one of the notches. A retractable positioning pin is arranged on the divider positioning device, and the end of the positioning pin matches the notch. When the positioning pin is extended, the end of the positioning pin is stuck in the notch.

[0007] Furthermore, the clamping tooling includes a clamping tooling seat, a lifting plate is arranged in the clamping tooling seat, and a first lifting cylinder is arranged on one side below the lifting plate; a second lifting cylinder is arranged on the other side below the lifting plate, and the upper end of the second lifting cylinder extends out of the lifting plate and is rotatably provided with a clamping device, and the clamping device is used to fix the workpiece.

[0008] Furthermore, the loading tool comprises a loading tool seat, and a positioning pin is arranged on the loading tool seat.

[0009] Furthermore, the feeding mechanism includes a feeding bracket, a horizontal plate is provided at the upper end of the feeding bracket, an X-direction telescopic cylinder is provided on the horizontal plate, and the X-direction telescopic cylinder can be telescoped in the left and right directions; a Z-direction telescopic cylinder is provided on the side of the X-direction telescopic cylinder, and the Z-direction telescopic cylinder can be telescoped in the up and down directions; a finger cylinder and its clamping claws are provided on the side of the Z-direction telescopic cylinder, and the X-direction telescopic cylinder, the Z-direction telescopic cylinder and the finger cylinder are all connected to an external power supply; the structure of the unloading mechanism is the same as that of the feeding mechanism.

[0010] Furthermore, the clamping jaws are two L-shaped connecting pieces arranged in opposite directions.

[0011] Furthermore, the first reaming tool includes a first reaming tool seat, a reaming cylinder is arranged on one side of the first reaming tool seat, the output end of the reaming cylinder is connected to a connecting rod, the end of the connecting rod is rotatably connected to a first pressure hook through a pressure hook seat, and the end of the first pressure hook extends out of the upper panel of the first tool seat; the second reaming tool has the same structure as the first reaming tool.

[0012] Furthermore, the pressure hook seat is a U-shaped connecting piece, the connecting rod is fixed to one end of the U-shaped connecting piece, and the other end of the U-shaped connecting piece is hinged to one end of the first pressure hook.

[0013] Furthermore, the pressing tooling includes a pressing tooling seat, a pressing cylinder is arranged on the side of the pressing tooling seat, the output end of the pressing cylinder is connected to a pressing hook fixing frame, a second pressing hook is rotatably arranged on the pressing hook fixing frame, and the end of the second pressing hook extends out of the upper panel of the pressing tooling seat; a central axis fixing seat is arranged inside the pressing tooling seat, the central axis fixing seat is located inside the pressing hook fixing frame, a central axis is arranged inside the central axis fixing seat, and the end of the central axis extends out of the upper panel of the pressing tooling seat.

[0014] Furthermore, the internal reinforcement mechanism of the copper sleeve includes a large cylinder fixing seat, a large cylinder is arranged on the upper part of the large cylinder fixing seat, a pressure rod is arranged on the lower part of the large cylinder fixing seat, the output end of the large cylinder is connected to the middle part of the pressure rod, and a pressing rod is arranged above the inner side of the pressure rod, and the outer diameter of the pressing rod is equal to the inner diameter of the copper sleeve after the hole is reamed by the second reaming machine.

[0015] Beneficial effects:

[0016] (1) The present invention realizes step-by-step processing of the workpiece by rotating the divider. The fully automated production eliminates the use of manual labor, improves the efficiency and quality of brake handle production, reduces labor costs, and improves product benefits.

[0017] (2) The present invention uses a gas-electric slip ring to achieve the connection of multiple gas-electric lines, thereby preventing the lines from getting entangled when the splitter rotates, thereby affecting the normal operation of the equipment.

[0018] (3) The clamping fixture of the present invention can realize the lifting function as required so as to move the workpiece to the next workbench for processing; at the same time, a clamping device is provided to start stabilizing the workpiece.

[0019] (4) The loading and unloading mechanisms of the present invention use three cylinders to realize the movement of the clamping claws in space and to achieve the grasping and putting down of the workpiece.

[0020] (5) The first reaming tool and the second reaming tool of the present invention realize reaming of a workpiece at a specific position through precise positioning.

[0021] (6) The present invention adopts an internal reinforcement mechanism of the copper sleeve to strengthen the connection between the copper sleeve and the brake handle, so that it can withstand a pulling force of 1500N. The product qualification rate reaches 100%. It has strong stability and is not easy to fall during use, thereby extending the product life. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is the overall structure diagram of the present invention;

[0023] Figure 2 for Figure 1 Structure diagram of the middle splitter;

[0024] Figure 3 for Figure 1 Structural diagram of Zhongqi electric slip ring;

[0025] Figure 4 for Figure 1 Middle clamping fixture structure diagram;

[0026] Figure 5 for Figure 4 Side view of

[0027] Figure 6 for Figure 1 Middle loading tooling structure diagram;

[0028] Figure 7 for Figure 1 Structural diagram of the feeding mechanism;

[0029] Figure 8 for Figure 1 The first reaming tooling structure diagram;

[0030] Fig. 9 for Figure 8 Internal connection diagram;

[0031] Fig.10 for Figure 1 Structure diagram of the medium-pressure tooling;

[0032] Fig.11 for Figure 1 Structure diagram of the internal reinforcement mechanism of the middle copper sleeve;

[0033] Fig.12 This is a schematic diagram of the placement of the brake handle of the present invention;

[0034] In the figure: 1, base; 2, support; 3, divider; 4, gas-electric slip ring; 5, slip ring frame; 6, clamping fixture; 7, feeding fixture; 8, feeding mechanism; 9, first reaming fixture; 10, first reaming machine; 11, press-in fixture; 12, punching machine; 13, second reaming fixture; 14, second reaming machine; 15, copper sleeve internal strengthening mechanism; 16, unloading mechanism; 17, receiving table; 18, auxiliary plate; 19, divider positioning device; 20, notch; 21, positioning device fixing seat; 22, positioning cylinder; 23, positioning block; 24, positioning needle; 25, clamping fixture seat; 26, lifting plate; 27, first lifting cylinder; 28, second lifting cylinder; 29, Vertical rod; 30, clamping device; 31, feeding fixture seat; 32, positioning pin; 33, diagonal support; 34, feeding bracket; 35, horizontal plate; 36, baffle; 37, X-axis telescopic cylinder; 38, Y-axis telescopic cylinder; 39, Z-axis telescopic cylinder; 40, clamping claw; 41, first reaming fixture seat; 42, reaming cylinder; 43, connecting rod; 44, pressing hook seat; 45, first pressing hook; 46, pressing fixture seat; 47, pressing cylinder; 48, pressing hook fixing frame; 49, second pressing hook; 50, middle axis fixing seat; 51, middle axis; 52, large cylinder fixing seat; 53, large cylinder; 54, pressing rod; 55, supporting rod; 56, pressing rod; 57, brake handle; 58, copper sleeve. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical scheme and advantages of the present invention clearer, the present invention is further described in detail below in conjunction with specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0036] Example 1

[0037] A riveting device for electric vehicle brake handle, such as Figure 1As shown, it includes a base 1, a support 2 is arranged at the center of the base 1, a divider 3 is rotatably arranged above the support 2, a gas-electric slip ring 4 is arranged at the center of the divider 3, the upper end of the gas-electric slip ring 4 is connected to the slip ring frame 5, and the lower end of the gas-electric slip ring 4 is rotatably connected to the divider 3; a plurality of clamping fixtures 6 are arranged at equal intervals on the edges around the divider 3, and a feeding fixture 7, a first reaming fixture 9, a pressing fixture 11, a second reaming fixture 13, a copper sleeve internal reinforcement mechanism 15 and a feeding mechanism 16 are arranged on the periphery of the plurality of clamping fixtures 6 in sequence, a feeding mechanism 8 is arranged on the side of the feeding fixture 7, a first reaming machine 10 and a second reaming machine 14 are arranged on the outer sides of the first reaming fixture 9 and the second reaming fixture 13, and a punching machine 12 is arranged on the outer side of the pressing fixture 11;

[0038] The feeding mechanism 8, the feeding tool 7 and the clamping tool 6 corresponding to the feeding tool 7 are used for feeding the brake handle; the first reaming tool 9 and the first reaming machine 10 are used for reaming holes at the position where the copper sleeve is installed on the brake handle; the pressing tool 11 and the punching machine 12 are used to press the copper sleeve into the reaming position of the brake handle; the second reaming tool 13 and the second reaming machine 14 are used to press the copper sleeve into the brake handle to ream a hole inside the copper sleeve; the copper sleeve internal reinforcement mechanism 15 is used to strengthen the connection between the copper sleeve and the brake handle, so that the copper sleeve is not easy to fall off the brake handle; the unloading mechanism 16 is used for unloading the brake handle after the copper sleeve internal reinforcement mechanism 15 is reinforced.

[0039] like Figure 2 As shown, the divider 3 adopts a six-station divider, and the divider 3 includes an auxiliary disk 18 and a divider positioning device 19 arranged outside the auxiliary disk 18; the edge of the auxiliary disk 18 is evenly spaced with 6 notches 20, and the divider positioning device 19 is arranged on the outer side of one of the notches 20, and a retractable positioning needle 24 is arranged on the divider positioning device 19, and the end of the positioning needle 24 matches the notch 20. Specifically, the notch 20 is triangular; the divider positioning device 19 includes a positioning device fixing seat 21, a positioning cylinder 22 arranged on one side of the positioning device fixing seat 21, and the positioning cylinder 22 is connected to an external power supply; the output end of the positioning cylinder 22 is connected to one end of the positioning needle 24, and the other end of the positioning needle 24 is a triangular tip; a positioning block 23 is arranged outside the positioning needle 24, and the triangular tip of the positioning needle 24 extends out of the side of the positioning block 23. The working principle of the divider 3 is as follows: the auxiliary disk 18 of the divider 3 rotates a certain angle according to the setting, the positioning pin 24 of the divider positioning device 19 is aligned with the gap 20 of the next auxiliary disk 18, and the positioning cylinder 22 extends to drive the positioning pin 24 to extend and be stuck in the gap 20 to complete the positioning.

[0040] like Figure 3 As shown, the gas-electric slip ring 4 adopts Senring six-way gas-electric integrated slip ring.

[0041] like Figure 4 and 5 As shown, the clamping fixture 6 includes a clamping fixture seat 25, a lifting plate 26 is arranged inside the clamping fixture seat 25, and a first lifting cylinder 27 is arranged on one side below the lifting plate 26, and the first lifting cylinder 27 is connected to an external power supply; a plurality of vertical rods 29 are arranged inside the clamping fixture seat 25 and pass through the lifting plate 26, which play the role of supporting the inside of the clamping fixture seat 25; at the same time, the plurality of vertical rods 29 are connected to the lifting plate 26 through bearings, so that the lifting plate 26 can move up and down along the vertical rods 29. A second lifting cylinder 28 is arranged on the other side below the lifting plate 26, and the second lifting cylinder 28 is connected to an external power supply. The upper end of the second lifting cylinder 28 extends out of the lifting plate 26 and is rotatably provided with a clamping device 30, and the clamping device 30 is used to fix the workpiece. The lifting plate 26 is also provided with a plurality of positioning pins for positioning the workpiece. The working principle of the clamping fixture 6 is: the workpiece is placed at the positioning pin for positioning, and after the positioning is completed, the clamping device 30 is rotated and pressed down to complete the fixing of the workpiece.

[0042] like Figure 6 As shown, the loading tool 7 includes a loading tool seat 31, and a positioning pin 32 for positioning the copper sleeve is arranged on the loading tool seat 31. Diagonal braces 33 are arranged at the four corners of the loading tool seat 31 to improve the stability of the loading tool seat 31.

[0043] like Figure 7 As shown, the feeding mechanism 8 includes a feeding bracket 34, a horizontal plate 35 is arranged at the upper end of the feeding bracket 34, and an X-direction telescopic cylinder 37 is arranged on the horizontal plate 35. The X-direction telescopic cylinder 37 can move in the left and right direction between the two baffles 36; a Z-direction telescopic cylinder 38 is arranged on the side of the X-direction telescopic cylinder 37, and the Z-direction telescopic cylinder 38 can be telescoped in the up and down direction; a finger cylinder 39 is arranged on the side of the Z-direction telescopic cylinder 38, and a clamping claw 40 is arranged at the lower end of the finger cylinder 39; the X-direction telescopic cylinder 37, the Z-direction telescopic cylinder 38 and the finger cylinder 39 are all connected to an external power supply; the clamping claw 40 is two L-shaped connecting parts arranged in opposite directions. The working principle of the feeding mechanism 8: by controlling the X-direction telescopic cylinder 37, the Z-direction telescopic cylinder 38 and the finger cylinder 39, the workpiece is grasped and put down through the clamping claw 40.

[0044] like Figure 8 and 9As shown, the first reaming tool 9 includes a first reaming tool seat 41, a reaming cylinder 42 is provided on one side of the first reaming tool seat 41, a connecting rod 43 is connected to the output end of the reaming cylinder 42, the end of the connecting rod 43 is rotatably connected to a first pressing hook 45 through a pressing hook seat 44, the end of the first pressing hook 45 extends out of the upper panel of the first tool seat, and the end of the first pressing hook 45 is a hook-shaped structure. Specifically, the pressing hook seat 44 is a U-shaped connector, the connecting rod 43 is fixed to one end of the U-shaped connector, and the other end of the U-shaped connector is hinged to one end of the first pressing hook 45. The working principle of the first reaming tool 9 is as follows: place the workpiece on the table of the first reaming tool seat 41, start the reaming cylinder 42 to extend it, drive the pressing hook seat 44 to move outward, so that the first pressing hook 45 rotates and presses on the workpiece to complete the fixation of the workpiece; then, start the first reaming machine 10 to complete the reaming of the specified position of the workpiece. The second reaming tool 13 has the same structure as the first reaming tool 9 .

[0045] like Fig.10 As shown, the press-in tool 11 includes a press-in tool seat 46, a press-in cylinder 47 is arranged on the side of the press-in tool seat 46, and a press hook fixing frame 48 is connected to the output end of the press-in cylinder 47. A second press hook 49 is rotatably arranged on the press hook fixing frame 48, and the end of the second press hook 49 extends out of the upper panel of the press-in tool seat 46, and the end of the second press hook 49 is a hook-shaped structure; a central axis fixing seat 50 is arranged inside the press-in tool seat 46, and the central axis fixing seat 50 is located inside the press hook fixing frame 48. A central axis 51 is arranged inside the central axis fixing seat 50, and the end of the central axis 51 extends out of the upper panel of the press-in tool seat 46. The working principle of the press-in tool 11 is as follows: the brake handle after the hole is reamed is sleeved on the central axis 51, and the copper sleeve is placed on the central axis 51. The press-in cylinder 47 is started to extend to drive the second press hook 49 to press against the brake handle to complete the fixation, and the punching machine 12 is started to press down to press the copper sleeve into the brake handle.

[0046] like Fig.11 As shown, the copper sleeve internal reinforcement mechanism 15 includes a large cylinder fixing seat 52, a large cylinder 53 is arranged on the upper part of the large cylinder fixing seat 52, a pressure rod 54 is arranged on the lower part of the large cylinder fixing seat 52, the output end of the large cylinder 53 is connected to the middle part of the pressure rod 54, and a support rod 55 is arranged inside the lower part of the large cylinder fixing seat 52 and passes through the pressure rod 54, which plays a role of fixed support, and the support rod 55 is connected to the pressure rod 54 through a bearing, so that the pressure rod 54 can move up and down along the support rod 55; a pressing rod 56 is arranged above the inner side of the pressure rod 54, and the outer diameter of the pressing rod 56 is equal to the inner diameter of the copper sleeve after the second reaming machine 14 reams the hole. The working principle of the copper sleeve internal reinforcement mechanism 15 is: start the large cylinder 53 to make it move downward, so that the pressing rod 56 is separated from the pressing rod 54, the inner hole of the brake handle copper sleeve corresponds to the position of the pressing rod 56, start the large cylinder 53 to make it move upward, so that the pressing rod 56 is pressed into the copper sleeve, and the connection between the copper sleeve and the brake handle is strengthened.

[0047] The structure of the unloading mechanism 16 is the same as that of the loading mechanism 8 , and is used to unload the workpieces to the receiving platform 17 .

[0048] like Fig.12 As shown, the working principle of the present invention is: after the feeding mechanism 8 transports the brake handle 57 to the clamping fixture 6 and the feeding fixture 7 and completes the positioning, the lifting plate 26 of the clamping fixture 6 rises, so that the brake handle 57 leaves the feeding fixture 7 and rotates 60 degrees with the divider 3 to the top of the first reaming fixture 9;

[0049] At this time, the lifting plate 26 of the clamping fixture 6 descends so that the brake handle 57 falls on the first reaming fixture 9, and the first reaming machine 10 is started to ream a hole at a designated position, which is a position for installing the copper sleeve; after the reaming is completed, the lifting plate 26 of the clamping fixture 6 rises so that the brake handle 57 leaves the first reaming fixture 10, and rotates 60 degrees with the divider 3 to the top of the pressing fixture 11;

[0050] At this time, the lifting plate 26 of the clamping fixture 6 descends so that the brake handle 57 falls onto the pressing fixture 11, and the copper sleeve is transported to the reaming position of the brake handle 57 through the external feeding mechanism, and the punching machine 12 is started to press the copper sleeve into the brake handle 57; after the punching is completed, the lifting plate 26 of the clamping fixture 6 rises, so that the brake handle 57 leaves the pressing fixture 11, and rotates 60 degrees with the divider 3 to the top of the second reaming fixture 13;

[0051] At this time, the lifting plate 26 of the clamping fixture 6 descends so that the brake handle 57 falls onto the second reaming fixture 13, and the second reaming machine 4 is started to ream holes inside the copper sleeve; after the reaming is completed, the lifting plate 26 of the clamping fixture 6 rises so that the brake handle 57 leaves the second reaming fixture 13, and rotates 60 degrees with the divider 3 to the reinforcing mechanism 15 inside the copper sleeve, and the large cylinder 53 is started so that the pressing rod 55 is pressed downward into the copper sleeve; after completion, the pressing rod 55 rises, and the brake handle 57 rotates 60 degrees with the divider 3 to the unloading mechanism;

[0052] The clamping claw 40 of the unloading mechanism 16 moves in the space to grab the brake handle 57 and then moves to the receiving platform 17, thereby completing the entire brake handle riveting operation.

[0053] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A riveting device for electric vehicle brake handle, characterized in that: The invention comprises a base (1), wherein a support (2) is arranged at the center of the base (1), a divider (3) is rotatably arranged above the support (2), a gas-electric slip ring (4) is arranged at the center of the divider (3), the upper end of the gas-electric slip ring (4) is connected to a slip ring frame (5), and the lower end of the gas-electric slip ring (4) is rotatably connected to the divider (3); a plurality of clamping fixtures (6) are arranged at equal intervals on the edges of the divider (3), and the peripheries of the plurality of clamping fixtures (6) are respectively and sequentially arranged A loading tool (7), a first reaming tool (9), a pressing tool (11), a second reaming tool (13), a copper sleeve internal reinforcement mechanism (15) and a loading mechanism (16) are provided, wherein a loading mechanism (8) is provided on a side of the loading tool (7), a first reaming machine (10) and a second reaming machine (14) are provided on outer sides of the first reaming tool (9) and the second reaming tool (13), respectively, and a punching machine (12) is provided on an outer side of the pressing tool (11); The feeding mechanism (8), the feeding tool (7) and the clamping tool (6) corresponding to the feeding tool (7) are used for feeding the brake handle (57); the first reaming tool (9) and the first reaming machine (10) are used for reaming a hole at the position where the copper sleeve (58) is installed on the brake handle (57); the pressing tool (11) and the punching machine (12) are used for pressing the copper sleeve (58) into the position where the reaming hole is formed in the brake handle (57); the second reaming tool (13) and the second reaming machine (14) are used for pressing the copper sleeve (58) into the brake handle (57) to form an internal reaming hole; the copper sleeve internal reinforcement mechanism (15) is used for reinforcing the connection between the copper sleeve (58) and the brake handle (57); the unloading mechanism (16) is used for unloading the brake handle (57) after the copper sleeve internal reinforcement mechanism (15) has been reinforced; The divider (3) adopts a six-station divider, and the divider (3) comprises an auxiliary disk (18) and a divider positioning device (19) arranged outside the auxiliary disk (18); the edge of the auxiliary disk (18) is provided with six notches (20) at equal intervals, the divider positioning device (19) is arranged on the outer side of one of the notches (20), and a retractable positioning pin (24) is arranged on the divider positioning device (19), the end of the positioning pin (24) matches the notch (20), and when the positioning pin (24) is extended, the end of the positioning pin (24) is stuck in the notch (20); The clamping fixture (6) comprises a clamping fixture seat (25), a lifting plate (26) is arranged inside the clamping fixture seat (25), and a first lifting cylinder (27) is arranged on one side below the lifting plate (26); a second lifting cylinder (28) is arranged on the other side below the lifting plate (26), and the upper end of the second lifting cylinder (28) extends out of the lifting plate (26) and is rotatably provided with a clamping device (30), and the clamping device (30) is used to fix the workpiece.

2. The electric vehicle brake handle riveting device according to claim 1, characterized in that: The loading tool (7) comprises a loading tool seat (31), and a positioning pin (32) is provided on the loading tool seat (31).

3. The electric vehicle brake handle riveting device according to claim 1, characterized in that: The feeding mechanism (8) comprises a feeding bracket (34), the upper end of which is provided with a horizontal plate (35), the horizontal plate (35) being provided with an X-direction telescopic cylinder (37), the X-direction telescopic cylinder (37) being telescopic in the left-right direction; a Z-direction telescopic cylinder (38) being provided on the side of the X-direction telescopic cylinder (37), the Z-direction telescopic cylinder (38) being telescopic in the up-down direction; a finger cylinder (39) and a clamping claw (40) thereof being provided on the side of the Z-direction telescopic cylinder (38), the X-direction telescopic cylinder (37), the Z-direction telescopic cylinder (38) and the finger cylinder (39) being connected to an external power supply; the structure of the unloading mechanism (16) is the same as that of the feeding mechanism (8).

4. The electric vehicle brake handle riveting device according to claim 3, characterized in that: The clamping jaws (40) are two L-shaped connecting pieces arranged in opposite directions.

5. The electric vehicle brake handle riveting device according to claim 1, characterized in that: The first reaming tool (9) comprises a first reaming tool seat (41), a reaming cylinder (42) is arranged on one side of the first reaming tool seat (41), the output end of the reaming cylinder (42) is connected to a connecting rod (43), the end of the connecting rod (43) is rotatably connected to a first pressing hook (45) via a pressing hook seat (44), and the end of the first pressing hook (45) extends out of the upper panel of the first reaming tool seat (41); the second reaming tool (13) has the same structure as the first reaming tool (9).

6. The electric vehicle brake handle riveting device according to claim 5, characterized in that: The pressing hook seat (44) is a U-shaped connecting piece, the connecting rod (43) is fixed to one end of the U-shaped connecting piece, and the other end of the U-shaped connecting piece is hinged to one end of the first pressing hook (45).

7. The electric vehicle brake handle riveting device according to claim 1, characterized in that: The press-in tool (11) comprises a press-in tool seat (46), a press-in cylinder (47) is arranged on the side of the press-in tool seat (46), the output end of the press-in cylinder (47) is connected to a press hook fixing frame (48), a second press hook (49) is rotatably arranged on the press hook fixing frame (48), and the end of the second press hook (49) extends out of the upper panel of the press-in tool seat (46); a central axis fixing seat (50) is arranged inside the press-in tool seat (46), the central axis fixing seat (50) is located inside the press hook fixing frame (48), a central axis (51) is arranged inside the central axis fixing seat (50), and the end of the central axis (51) extends out of the upper panel of the press-in tool seat (46).

8. The electric vehicle brake handle riveting device according to claim 1, characterized in that: The copper sleeve internal reinforcement mechanism (15) comprises a large cylinder fixing seat (52), a large cylinder (53) is arranged on the upper part of the large cylinder fixing seat (52), a pressing rod (54) is arranged on the lower part of the large cylinder fixing seat (52), the output end of the large cylinder (53) is connected to the middle part of the pressing rod (54), and a pressing rod (56) is arranged above the inner side of the pressing rod (54), and the outer diameter of the pressing rod (56) is equal to the inner diameter of the copper sleeve after the hole is reamed by the second reaming machine (14).

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