Positioning mechanism for automobile universal joint machining

Abstract

The invention provides a positioning mechanism for automobile universal joint machining, and relates to the technical field of automobile universal joint machining, the positioning mechanism comprises a rectangular positioning base, a universal joint positioning mechanism, a sundry detection mechanism and an automatic protection mechanism; the universal joint positioning mechanism is mounted on the rectangular positioning base; the sundry detection mechanism is mounted on the universal joint positioning mechanism; the automatic protection mechanism is mounted at the top of the universal joint positioning mechanism; when sundries exist on the automobile universal joint or the clamp, the metal conductive block B can make contact with the metal conductive block A, connection of the rechargeable battery and the positive electrode of the buzzer alarm is achieved, and a worker can conveniently know that the sundries exist on the automobile universal joint or the clamp through the alarm sound of the buzzer alarm; the problems that a sundry detection structure is lacked generally, when sundries exist on the automobile universal joint to be machined or a clamp, workers cannot be automatically reminded, the position of the positioned automobile universal joint is not accurate enough, and the machining precision of the automobile universal joint is reduced are solved.

Description

Technical Field

[0001] The invention belongs to the technical field of automobile universal joint processing, and more specifically, particularly relates to a positioning mechanism for automobile universal joint processing. Background Art

[0002] As a key component in the automobile transmission system, the universal joint has extremely high precision requirements. Machine tool processing can ensure the accuracy of size, shape and position to meet high quality requirements. During processing, a positioning mechanism is used to fix the automobile universal joint to ensure the processing accuracy of the automobile universal joint.

[0003] The positioning mechanisms currently used on machine tools still have the following problems:

[0004] 1. Generally, there is a lack of debris detection structure. When there are debris on the automobile universal joint or fixture to be processed, it cannot automatically remind the staff, resulting in the inaccurate position of the automobile universal joint after positioning, which reduces the processing accuracy of the automobile universal joint;

[0005] 2. It does not have the function of blocking cutting debris and cutting fluid. When the automobile universal joint is processed, if the machine tool protective door is forgotten to be closed, the cutting debris and cutting fluid are easy to splash out, which poses a safety hazard and also affects the hygiene of the production area. Summary of the invention

[0006] The disclosed embodiment relates to a positioning mechanism for automobile universal joint processing, which has a universal joint positioning mechanism, a debris detection mechanism, and an automatic protection mechanism; when there are debris on the automobile universal joint or the fixture, the metal conductive block B can contact the metal conductive block A, thereby realizing the connection between the rechargeable battery and the positive pole of the buzzer alarm, so that the staff can know the presence of debris on the automobile universal joint or the fixture through the alarm sound of the buzzer alarm; it has a blocking effect on cutting chips and cutting fluid, reduces safety hazards, and maintains the hygiene of the production area; it solves the problem that the position of the automobile universal joint after positioning is not accurate enough and does not have the function of blocking cutting chips and cutting fluid.

[0007] In a first aspect of the present disclosure, a positioning mechanism for automobile universal joint processing is provided, comprising: a rectangular positioning base, a universal joint positioning mechanism, a debris detection mechanism and an automatic protection mechanism;

[0008] An L-shaped force plate A is fixedly installed on the top of the rectangular positioning base by screws; the universal joint positioning mechanism is installed on the rectangular positioning base; the debris detection mechanism is installed on the universal joint positioning mechanism, and the debris detection mechanism is used to detect whether there are debris on the automobile universal joint or the fixture, and the debris detection mechanism is also used to limit the universal joint positioning mechanism;

[0009] The automatic protection mechanism is installed on the top of the universal joint positioning mechanism, and the automatic protection mechanism is used to block cutting debris and cutting fluid.

[0010] In at least some embodiments, the universal joint positioning mechanism includes: an L-shaped mounting seat, a linear electric cylinder and an insulating movable plate; the L-shaped mounting seat is fixedly mounted on the front side of a rectangular positioning base by screws; the linear electric cylinder is fixedly mounted on the L-shaped mounting seat; the insulating movable plate is slidably mounted on the rectangular positioning base, and the insulating movable plate is also fixedly connected to the output shaft of the linear electric cylinder.

[0011] In at least some embodiments, the universal joint positioning mechanism also includes: a circular guide rod, a T-shaped force plate B and an L-shaped mounting frame; there are two circular guide rods, and the two circular guide rods are slidably mounted on the insulating movable plate; the T-shaped force plate B is fixedly mounted on the rear side of the two circular guide rods; there are two L-shaped mounting frames, and the two L-shaped mounting frames are fixedly mounted on the left and right sides of the T-shaped force plate B.

[0012] In at least some embodiments, the universal joint positioning mechanism also includes: a linkage rack, a limit clamp and a coil spring A; there are two linkage racks, and the two linkage racks are fixedly installed on the top of the two L-shaped mounting frames; there are two limit clamps, and the two limit clamps are fixedly installed on the front end of the two circular guide rods, and the rear sides of the two limit clamps are in contact with the front side of the insulating movable plate; there are two coil springs A, and the two coil springs A are sleeved on the outside of the two circular guide rods, and the two ends of the two coil springs A are connected to the insulating movable plate and the T-shaped force plate B.

[0013] In at least some embodiments, the debris detection mechanism includes: a rectangular protective plate, a rechargeable battery and a buzzer alarm; the rectangular protective plate is fixedly mounted on the front side of the insulating movable plate; the rechargeable battery is fixedly mounted on the bottom of the rectangular protective plate; the buzzer alarm is fixedly mounted on the bottom of the rectangular protective plate, and the buzzer alarm is located on the right side of the rechargeable battery, and the negative pole of the buzzer alarm is connected to the negative pole of the rechargeable battery through a wire.

[0014] In at least some embodiments, the debris detection mechanism also includes: a metal conductive block A and a multifunctional unit; the metal conductive block A is fixedly installed inside the insulating movable plate, and the metal conductive block A is connected to the positive pole of the rechargeable battery through a wire; the multifunctional unit is installed on the front side of the T-shaped force-bearing plate B.

[0015] In at least some embodiments, the multifunctional unit includes: a U-shaped multifunctional frame, a connecting shaft and an insulating mounting rod; the U-shaped multifunctional frame is fixedly mounted on the front side of the T-shaped force-bearing plate B, and two arc-shaped limit slots are provided on the U-shaped multifunctional frame; the connecting shaft is rotatably mounted on the U-shaped multifunctional frame; and the insulating mounting rod is fixedly mounted on the outside of the connecting shaft.

[0016] In at least some embodiments, the multifunctional unit further includes: a metal conductive block B, an arc-shaped reset rod, a circular limit shaft and a coil spring B; the metal conductive block B is fixedly mounted on the insulating mounting rod, and the metal conductive block B is connected to the positive pole of the buzzer alarm through a wire, and there is a gap between the metal conductive block B and the metal conductive block A; there are two arc-shaped reset rods, and the two arc-shaped reset rods are fixedly mounted in two arc-shaped limit slots; the circular limit shaft is fixedly mounted on the insulating mounting rod, and the circular limit shaft is inserted into the two arc-shaped limit slots, and the circular limit shaft is also slidably connected to the two arc-shaped reset rods; there are two coil springs B, and the two coil springs B are sleeved on the outside of the two arc-shaped reset rods, and the two coil springs B are located on the right side of the circular limit shaft.

[0017] In at least some embodiments, the automatic protection mechanism includes: a triangular mounting block and a circular connecting rod; there are two triangular mounting blocks in total, and the two triangular mounting blocks are fixedly mounted on the top of the insulating movable plate; the circular connecting rod is rotatably mounted on the two triangular mounting blocks.

[0018] In at least some embodiments, the automatic protection mechanism also includes: an automatic protection plate and a linkage gear; the automatic protection plate is fixedly mounted on the outside of the circular connecting rod; there are two linkage gears, and the two linkage gears are fixedly mounted on the left and right ends of the circular connecting rod, and the two linkage gears are meshed and connected with two linkage racks; when the front side of the U-shaped multi-functional frame contacts the rear side of the insulating movable plate, the two linkage racks drive the two linkage gears to rotate a quarter of a turn.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] 1. In the present invention, when the output shaft of the linear electric cylinder extends, the insulating movable plate drives the T-shaped force plate B to move, so that the clamps on the L-shaped force plate A and the T-shaped force plate B are in contact with the automobile universal joint; when the output shaft of the linear electric cylinder continues to extend, the T-shaped force plate B stops moving under the action of the automobile universal joint, and the insulating movable plate continues to move, so that the two coil springs A are compressed, thereby ensuring that the clamps on the L-shaped force plate A and the T-shaped force plate B are in elastic contact with the automobile universal joint, and avoiding the problem of clamping of the automobile universal joint while ensuring the clamping effect.

[0021] 2. In the present invention, when there are debris on the universal joint or fixture of the automobile, the debris can push the T-shaped force plate B to move under the support of the debris. At this time, the metal conductive block B can contact the metal conductive block A, realizing the connection between the rechargeable battery and the positive electrode of the buzzer alarm, so that the staff can know that there are debris on the universal joint or fixture of the automobile through the alarm sound of the buzzer alarm; when there are no debris on the universal joint or fixture of the automobile, there is always a gap between the metal conductive block B and the metal conductive block A, and at this time, the buzzer alarm does not work;

[0022] In addition, when the clamp contacts the automobile universal joint and the output shaft of the linear electric cylinder continues to extend, the insulating movable plate and the metal conductive block A can squeeze the metal conductive block B to move, causing the insulating mounting rod to rotate, thereby preventing the buzzer alarm from working for a long time; when the U-shaped multi-functional frame contacts the insulating movable plate, the T-shaped force plate B cannot move after being stressed, making the automobile universal joint more stable after positioning; when the output shaft of the linear electric cylinder contracts, the two coil springs B can drive the metal conductive block B to reset.

[0023] 3. In the present invention, when the front side of the U-shaped multifunctional frame contacts the rear side of the insulating movable plate, the two linkage racks drive the two linkage gears to rotate a quarter of a turn, so that the automatic protection plate is in a vertical state, which blocks the cutting debris and cutting fluid, reduces safety hazards, and maintains the hygiene of the production area;

[0024] In addition, when the output shaft of the linear electric cylinder contracts, the two linkage racks drive the two linkage gears to rotate a quarter of a turn in the opposite direction, so that the automatic protective plate is in a horizontal state, which is convenient for the removal of the automobile universal joint after processing and also for the installation of the automobile universal joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0026] The drawings described below only relate to some embodiments of the present invention and are not intended to limit the present invention.

[0027] In the attached picture:

[0028] Figure 1 A three-dimensional structural schematic diagram of the present invention is shown.

[0029] Figure 2 The present invention is shown Figure 1 Schematic diagram of the rear side perspective structure.

[0030] Figure 3 The present invention is shown Figure 1 Schematic diagram of the left perspective structure.

[0031] Figure 4 The schematic diagram of the structure of the universal joint positioning mechanism of the present invention is shown.

[0032] Figure 5 The present invention is shown Figure 1 Schematic diagram of the top view structure.

[0033] Figure 6 The schematic diagram of the structure of the multifunctional unit of the present invention is shown.

[0034] Figure 7The schematic diagram of the structure of the insulating movable plate, the rectangular protection plate, the rechargeable battery, the buzzer alarm and the metal conductive block A of the present invention is shown.

[0035] Figure 8 The present invention is shown Figure 3 Schematic diagram of the local enlarged structure of area A in the middle.

[0036] Fig. 9 The schematic diagram of the structure of the automatic protection mechanism of the present invention is shown.

[0037] Fig.10 The present invention is shown Figure 2 Schematic diagram of the local enlarged structure of area B in the middle.

[0038] List of reference numerals:

[0039] 100. Rectangular positioning base; 101. L-shaped load-bearing plate A;

[0040] 200, universal joint positioning mechanism; 201, L-shaped mounting seat; 202, linear electric cylinder; 203, insulating movable plate; 204, circular guide rod; 205, T-shaped force plate B; 206, L-shaped mounting frame; 207, linkage rack; 208, limit clamp ring; 209, spiral spring A;

[0041] 300, debris detection mechanism; 301, rectangular protection plate; 302, rechargeable battery; 303, buzzer alarm; 304, metal conductive block A; 305, multifunctional unit; 3051, U-shaped multifunctional frame; 30511, arc-shaped limit slot; 3052, connecting shaft; 3053, insulating mounting rod; 3054, metal conductive block B; 3055, arc-shaped reset rod; 3056, circular limit shaft; 3057, spiral spring B;

[0042] 400, automatic protection mechanism; 401, triangular mounting block; 402, circular connecting rod; 403, automatic protection plate; 404, linkage gear. DETAILED DESCRIPTION

[0043] In order to make the purpose, scheme and advantages of the technical solution of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described in conjunction with the drawings of the specific embodiments of the present invention. Unless otherwise specified, the terms used herein have the usual meanings in the art. The same reference numerals in the drawings represent the same components.

[0044] Example: Please refer to Figures 1 to 10As shown: The present invention provides a positioning mechanism for automobile universal joint processing, comprising: a rectangular positioning base 100, a universal joint positioning mechanism 200, a debris detection mechanism 300 and an automatic protection mechanism 400; an L-shaped force plate A101 is fixedly installed on the top of the rectangular positioning base 100 by screws; the universal joint positioning mechanism 200 is installed on the rectangular positioning base 100; the debris detection mechanism 300 is installed on the universal joint positioning mechanism 200, the debris detection mechanism 300 is used to detect whether there are debris on the automobile universal joint or the fixture, and the debris detection mechanism 300 is also used to limit the universal joint positioning mechanism 200; the automatic protection mechanism 400 is installed on the top of the universal joint positioning mechanism 200, and the automatic protection mechanism 400 is used to block cutting debris and cutting fluid.

[0045] In the present disclosure, Figure 4 As shown, the universal joint positioning mechanism 200 includes: an L-shaped mounting seat 201, a linear electric cylinder 202 and an insulating movable plate 203; the L-shaped mounting seat 201 is fixedly mounted on the front side of the rectangular positioning base 100 by screws; the linear electric cylinder 202 is fixedly mounted on the L-shaped mounting seat 201; the insulating movable plate 203 is slidably mounted on the rectangular positioning base 100, and the insulating movable plate 203 is also fixedly connected to the output shaft of the linear electric cylinder 202; the universal joint positioning mechanism 200 also includes: a circular guide rod 204, a T-shaped force plate B205 and an L-shaped mounting frame 206; there are two circular guide rods 204, and the two circular guide rods 204 are slidably mounted on the insulating movable plate 203; the T-shaped force plate B205 is fixedly mounted on the rear side of the two circular guide rods 204; the L-shaped mounting frame 206 is There are two, and the two L-shaped mounting frames 206 are fixedly mounted on the left and right sides of the T-shaped force-bearing plate B205; the universal joint positioning mechanism 200 also includes: a linkage rack 207, a limit clamp 208 and a coil spring A209; there are two linkage racks 207, and the two linkage racks 207 are fixedly mounted on the tops of the two L-shaped mounting frames 206; there are two limit clamps 208, and the two limit clamps 208 are fixedly mounted on the front ends of the two circular guide rods 204, and the rear sides of the two limit clamps 208 are in contact with the front side of the insulating movable plate 203; there are two coil springs A209, and the two coil springs A209 are sleeved on the outside of the two circular guide rods 204, and the two ends of the two coil springs A209 are connected to the insulating movable plate 203 and the T-shaped force-bearing plate B205;

[0046] Its specific function is as follows: because the insulating movable plate 203 is slidably mounted on the rectangular positioning base 100, and the insulating movable plate 203 is also fixedly connected to the output shaft of the linear electric cylinder 202, when the output shaft of the linear electric cylinder 202 extends, the insulating movable plate 203 drives the T-shaped force plate B205 to move, so that the clamps on the L-shaped force plate A101 and the T-shaped force plate B205 contact the universal joint of the car; and because the two circular guide rods 204 are slidably mounted on the insulating movable plate 203, and the two coil springs A209 are sleeved on the two circular guide rods 204, and the two ends of the two coil springs A209 are connected to the insulating movable plate 203 and the T-shaped force plate B205. When the output shaft of the linear electric cylinder 202 continues to extend, the T-shaped force plate B205 stops moving under the action of the automobile universal joint, and the insulating movable plate 203 continues to move, causing the two coil springs A209 to be compressed, ensuring that the clamps on the L-shaped force plate A101 and the T-shaped force plate B205 are in elastic contact with the automobile universal joint, thereby avoiding the problem of clamping of the automobile universal joint while ensuring the clamping effect.

[0047] In the present disclosure, Figures 6 to 10 As shown, the debris detection mechanism 300 includes: a rectangular protection plate 301, a rechargeable battery 302 and a buzzer alarm 303; the rectangular protection plate 301 is fixedly mounted on the front side of the insulating movable plate 203; the rechargeable battery 302 is fixedly mounted on the bottom of the rectangular protection plate 301; the buzzer alarm 303 is fixedly mounted on the bottom of the rectangular protection plate 301, and the buzzer alarm 303 is located on the right side of the rechargeable battery 302, and the negative pole of the buzzer alarm 303 is connected to the negative pole of the rechargeable battery 302 through a wire; the debris detection mechanism 300 also includes: a metal conductive block A304 and a multifunctional unit 305; the metal conductive block A304 is fixedly mounted inside the insulating movable plate 203, and the metal conductive block A304 is connected to the positive pole of the rechargeable battery 302 through a wire; the multifunctional unit 305 is mounted on the front side of the T-shaped force-bearing plate B205;

[0048] The multifunctional unit 305 includes: a U-shaped multifunctional frame 3051, a connecting shaft 3052 and an insulating mounting rod 3053; the U-shaped multifunctional frame 3051 is fixedly mounted on the front side of the T-shaped force-bearing plate B205, and two arc-shaped limit slots 30511 are provided on the U-shaped multifunctional frame 3051; the connecting shaft 3052 is rotatably mounted on the U-shaped multifunctional frame 3051; the insulating mounting rod 3053 is fixedly mounted on the outside of the connecting shaft 3052; the multifunctional unit 305 also includes: a metal conductive block B3054, an arc-shaped reset rod 3055, a circular limit shaft 3056 and a spiral spring B3057; the metal conductive block B3054 is fixedly mounted on the insulating mounting rod 3053, and the metal conductive block B3054 is connected to the insulating mounting rod 3053 through a wire. The positive pole of the buzzer alarm 303 is connected, and there is a gap between the metal conductive block B3054 and the metal conductive block A304; there are two arc-shaped reset rods 3055, and the two arc-shaped reset rods 3055 are fixedly installed in the two arc-shaped limit slots 30511; the circular limit shaft 3056 is fixedly installed on the insulating mounting rod 3053, and the circular limit shaft 3056 is inserted into the two arc-shaped limit slots 30511, and the circular limit shaft 3056 is also slidably connected with the two arc-shaped reset rods 3055; there are two coil springs B3057, and the two coil springs B3057 are sleeved on the outside of the two arc-shaped reset rods 3055, and the two coil springs B3057 are located on the right side of the circular limit shaft 3056;

[0049] Its specific function is as follows: because the metal conductive block A304 is connected to the positive electrode of the rechargeable battery 302 through a wire, and the metal conductive block B3054 is connected to the positive electrode of the buzzer alarm 303 through a wire, and there is a gap between the metal conductive block B3054 and the metal conductive block A304, when there are debris on the universal joint or fixture of the car, under the support of the debris, the debris can push the T-shaped force plate B205 to move. At this time, the metal conductive block B3054 can contact the metal conductive block A304, thereby realizing the connection between the rechargeable battery 302 and the positive electrode of the buzzer alarm 303, so that the staff can know that there are debris on the universal joint or fixture of the car through the alarm sound of the buzzer alarm 303; when there are no debris on the universal joint or fixture of the car, there is always a gap between the metal conductive block B3054 and the metal conductive block A304, and at this time, the buzzer alarm 303 does not work;

[0050] In addition, because the connecting shaft 3052 is rotatably mounted on the U-shaped multifunctional frame 3051, and the insulating mounting rod 3053 is fixedly mounted on the outside of the connecting shaft 3052, and the insulating mounting rod 3053 is in an inclined state, when the clamp contacts the universal joint of the vehicle, when the output shaft of the linear electric cylinder 202 continues to extend, the insulating movable plate 203 and the metal conductive block A304 can squeeze the metal conductive block B3054 to move, so that the insulating mounting rod 3053 rotates, thereby preventing the buzzer alarm 303 from working for a long time; when the U-shaped multifunctional frame 30 When 51 contacts with the insulating movable plate 203, the T-shaped force-bearing plate B205 cannot move after being stressed, so that the automobile universal joint is more stable after being positioned; and because the circular limit shaft 3056 is also slidably connected with the two arc-shaped reset rods 3055, and the two coil springs B3057 are sleeved on the outside of the two arc-shaped reset rods 3055, and the two coil springs B3057 are located on the right side of the circular limit shaft 3056, when the output shaft of the linear electric cylinder 202 contracts, the two coil springs B3057 can drive the metal conductive block B3054 to reset.

[0051] In the present disclosure, Fig. 9 and Fig.10 As shown, the automatic protection mechanism 400 includes: a triangular mounting block 401 and a circular connecting rod 402; there are two triangular mounting blocks 401, and the two triangular mounting blocks 401 are fixedly mounted on the top of the insulating movable plate 203; the circular connecting rod 402 is rotatably mounted on the two triangular mounting blocks 401; the automatic protection mechanism 400 also includes: an automatic protection plate 403 and a linkage gear 404; the automatic protection plate 403 is fixedly mounted on the outside of the circular connecting rod 402; there are two linkage gears 404, and the two linkage gears 404 are fixedly mounted on the left and right ends of the circular connecting rod 402, and the two linkage gears 404 are meshed and connected with two linkage racks 207; when the front side of the U-shaped multifunctional frame 3051 contacts the rear side of the insulating movable plate 203, the two linkage racks 207 drive the two linkage gears 404 to rotate a quarter of a circle;

[0052] Its specific function is: because the two linkage racks 207 are fixedly installed on the top of the two L-shaped mounting frames 206, and the two linkage gears 404 are fixedly installed on the left and right ends of the circular connecting rod 402, and the two linkage gears 404 are meshed and connected with the two linkage racks 207, when the front side of the U-shaped multifunctional frame 3051 contacts the rear side of the insulating movable plate 203, the two linkage racks 207 drive the two linkage gears 404 to rotate a quarter of a turn, so that the automatic protective plate 403 is in a vertical state, which has a blocking effect on cutting debris and cutting fluid, reduces safety hazards, and maintains the hygiene of the production area; when the output shaft of the linear electric cylinder 202 shrinks, the two linkage racks 207 drive the two linkage gears 404 to rotate a quarter of a turn in the opposite direction, so that the automatic protective plate 403 is in a horizontal state, which is convenient for removing the automobile universal joint after processing, and also convenient for installing the automobile universal joint.

[0053] The specific usage and function of this embodiment are as follows:

[0054] When the present invention is used, the staff first connects the rectangular positioning base 100 to the machine tool by bolts, and then connects the automobile universal joint mold with the L-shaped force plate A101 and the T-shaped force plate B205 by screws. When the output shaft of the linear electric cylinder 202 is extended, the insulating movable plate 203 drives the T-shaped force plate B205 to move, so that the clamps on the L-shaped force plate A101 and the T-shaped force plate B205 are in contact with the automobile universal joint; when there are debris on the automobile universal joint or the clamp, the debris can push the T-shaped force plate B205 to move under the support of the debris, and at this time, the metal conductive block B3054 can contact the metal conductive block A304, thereby achieving The positive pole of the rechargeable battery 302 and the buzzer alarm 303 are connected, so that the staff can know that there are foreign objects on the universal joint or the fixture of the vehicle through the alarm sound of the buzzer alarm 303; when there are no foreign objects on the universal joint or the fixture of the vehicle, there is always a gap between the metal conductive block B3054 and the metal conductive block A304, and the buzzer alarm 303 does not work at this time; when the output shaft of the linear electric cylinder 202 continues to extend, the T-type force plate B205 stops moving under the action of the universal joint of the vehicle, and the insulating movable plate 203 continues to move, so that the two spiral springs A209 are compressed, ensuring that the L-type force plate A101 and the T-type force plate B205 are in contact with each other. The clamp on 205 is in elastic contact with the universal joint of the automobile, which can avoid the problem of clamping the universal joint of the automobile while ensuring the clamping effect; when the clamp is in contact with the universal joint of the automobile, the output shaft of the linear electric cylinder 202 continues to extend, and the insulating movable plate 203 and the metal conductive block A304 can squeeze the metal conductive block B3054 to move, so that the insulating mounting rod 3053 rotates, thereby avoiding the buzzer alarm 303 from working for a long time; when the U-shaped multifunctional frame 3051 is in contact with the insulating movable plate 203, the T-shaped force plate B205 cannot move after being stressed, so that the automobile universal joint is more stable after positioning; when the front side of the U-shaped multifunctional frame 3051 is in contact with the insulating movable plate 203, the T-shaped force plate B205 cannot move after being stressed, so that the automobile universal joint is more stable after positioning; when the front side of the U-shaped multifunctional frame 3051 is in contact with the insulating movable plate 203, the T-shaped force plate B205 cannot move after being stressed, so that the automobile universal joint is more stable after positioning; when the front side of the U-shaped multifunctional frame 3051 is in contact with the insulating movable plate 203, the T-shaped force plate B205 is in contact with the insulating movable plate 203, so that ... When the rear side of the movable plate 203 is in contact with the edge, the two interlocking racks 207 drive the two interlocking gears 404 to rotate a quarter of a turn, so that the automatic protective plate 403 is in a vertical state, which blocks the cutting debris and cutting fluid, reduces safety hazards, and maintains the hygiene of the production area; when the output shaft of the linear electric cylinder 202 contracts, the two coil springs B3057 can drive the metal conductive block B3054 to reset; at the same time, the two interlocking racks 207 drive the two interlocking gears 404 to rotate a quarter of a turn in the opposite direction, so that the automatic protective plate 403 is in a horizontal state, which is convenient for the removal of the automobile universal joint after processing and also convenient for the installation of the automobile universal joint.

[0055] In this article, there are a few points to note:

[0056] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0057] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0058] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A positioning mechanism for automobile universal joint processing, comprising: A rectangular positioning base (100), a universal joint positioning mechanism (200), a debris detection mechanism (300) and an automatic protection mechanism (400); An L-shaped force-bearing plate A (101) is fixedly mounted on the top of the rectangular positioning base (100) by means of screws; the characteristic is that the universal joint positioning mechanism (200) is mounted on the rectangular positioning base (100); the debris detection mechanism (300) is mounted on the universal joint positioning mechanism (200), the debris detection mechanism (300) is used to detect whether there is debris on the universal joint or the fixture of the automobile, and the debris detection mechanism (300) is also used to limit the universal joint positioning mechanism (200); The automatic protection mechanism (400) is installed on the top of the universal joint positioning mechanism (200), and the automatic protection mechanism (400) is used to block cutting debris and cutting fluid.

2. A positioning mechanism for automobile universal joint processing according to claim 1, characterized in that: The universal joint positioning mechanism (200) comprises: an L-shaped mounting seat (201), a linear electric cylinder (202) and an insulating movable plate (203); the L-shaped mounting seat (201) is fixedly mounted on the front side of a rectangular positioning base (100) by means of screws; the linear electric cylinder (202) is fixedly mounted on the L-shaped mounting seat (201); the insulating movable plate (203) is slidably mounted on the rectangular positioning base (100), and the insulating movable plate (203) is also fixedly connected to the output shaft of the linear electric cylinder (202).

3. A positioning mechanism for automobile universal joint processing according to claim 2, characterized in that: The universal joint positioning mechanism (200) further comprises: a circular guide rod (204), a T-shaped force-bearing plate B (205) and an L-shaped mounting frame (206); two circular guide rods (204) are provided, and the two circular guide rods (204) are slidably mounted on the insulating movable plate (203); the T-shaped force-bearing plate B (205) is fixedly mounted on the rear sides of the two circular guide rods (204); and two L-shaped mounting frames (206) are provided, and the two L-shaped mounting frames (206) are fixedly mounted on the left and right sides of the T-shaped force-bearing plate B (205).

4. The positioning mechanism for automobile universal joint processing according to claim 3, characterized in that: The universal joint positioning mechanism (200) further comprises: a linkage rack (207), a limit clamping ring (208) and a coil spring A (209); two linkage racks (207) are provided, and the two linkage racks (207) are fixedly mounted on the tops of the two L-shaped mounting frames (206); two limit clamping rings (208) are provided, and the two limit clamping rings (208) are fixedly mounted on the front ends of the two circular guide rods (204), and the rear sides of the two limit clamping rings (208) are in contact with the front sides of the insulating movable plate (203); two coil springs A (209) are provided, and the two coil springs A (209) are sleeved on the outside of the two circular guide rods (204), and the two ends of the two coil springs A (209) are connected to the insulating movable plate (203) and the T-shaped force-bearing plate B (205).

5. The positioning mechanism for automobile universal joint processing according to claim 4, characterized in that: The debris detection mechanism (300) comprises: a rectangular protection plate (301), a rechargeable battery (302) and a buzzer alarm (303); the rectangular protection plate (301) is fixedly mounted on the front side of the insulating movable plate (203); the rechargeable battery (302) is fixedly mounted on the bottom of the rectangular protection plate (301); the buzzer alarm (303) is fixedly mounted on the bottom of the rectangular protection plate (301), and the buzzer alarm (303) is located on the right side of the rechargeable battery (302), and the negative electrode of the buzzer alarm (303) is connected to the negative electrode of the rechargeable battery (302) through a wire.

6. A positioning mechanism for automobile universal joint processing according to claim 5, characterized in that: The debris detection mechanism (300) further comprises: a metal conductive block A (304) and a multifunctional unit (305); the metal conductive block A (304) is fixedly mounted inside the insulating movable plate (203), and the metal conductive block A (304) is connected to the positive electrode of the rechargeable battery (302) via a wire; and the multifunctional unit (305) is mounted on the front side of the T-shaped force-bearing plate B (205).

7. A positioning mechanism for automobile universal joint processing according to claim 6, characterized in that: The multifunctional unit (305) comprises: a U-shaped multifunctional frame (3051), a connecting shaft (3052) and an insulating mounting rod (3053); the U-shaped multifunctional frame (3051) is fixedly mounted on the front side of the T-shaped force-bearing plate B (205), and two arc-shaped limiting slots (30511) are provided on the U-shaped multifunctional frame (3051); the connecting shaft (3052) is rotatably mounted on the U-shaped multifunctional frame (3051); and the insulating mounting rod (3053) is fixedly mounted on the outside of the connecting shaft (3052).

8. The positioning mechanism for automobile universal joint processing according to claim 7, characterized in that: The multifunctional unit (305) further comprises: a metal conductive block B (3054), an arc-shaped reset rod (3055), a circular limit shaft (3056) and a coil spring B (3057); the metal conductive block B (3054) is fixedly mounted on the insulating mounting rod (3053), and the metal conductive block B (3054) is connected to the positive electrode of the buzzer alarm (303) via a wire, and a gap exists between the metal conductive block B (3054) and the metal conductive block A (304); two arc-shaped reset rods (3055) are provided, and the two arc-shaped reset rods (3055) are fixedly mounted. The circular limiting shaft (3056) is fixedly mounted on the insulating mounting rod (3053), and the circular limiting shaft (3056) is inserted into the two arc-shaped limiting slots (30511), and the circular limiting shaft (3056) is also slidably connected to the two arc-shaped reset rods (3055); a total of two coil springs B (3057) are provided, and the two coil springs B (3057) are sleeved on the outside of the two arc-shaped reset rods (3055), and the two coil springs B (3057) are located on the right side of the circular limiting shaft (3056).

9. The positioning mechanism for automobile universal joint processing according to claim 7, characterized in that: The automatic protection mechanism (400) comprises: a triangular mounting block (401) and a circular connecting rod (402); two triangular mounting blocks (401) are provided, and the two triangular mounting blocks (401) are fixedly mounted on the top of the insulating movable plate (203); and the circular connecting rod (402) is rotatably mounted on the two triangular mounting blocks (401).

10. A positioning mechanism for automobile universal joint processing according to claim 9, characterized in that: The automatic protection mechanism (400) further comprises: an automatic protection plate (403) and a linkage gear (404); the automatic protection plate (403) is fixedly mounted on the outside of the circular connecting rod (402); there are two linkage gears (404) in total, and the two linkage gears (404) are fixedly mounted on the left and right ends of the circular connecting rod (402), and the two linkage gears (404) are meshedly connected with two linkage racks (207); when the front side of the U-shaped multifunctional frame (3051) contacts the rear side of the insulating movable plate (203), the two linkage racks (207) drive the two linkage gears (404) to rotate a quarter of a turn.

Images