CN219043676U

CN219043676U - Automobile trunk guide rail burr milling and opening detecting integrated equipment

Info

Publication number: CN219043676U
Application number: CN202222854706.7U
Authority: CN
Inventors: 黄赛荣; 张海杨
Original assignee: Zhangjiagang Xujun Machinery Parts Co ltd
Current assignee: Zhangjiagang Xujun Machinery Parts Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-05-19
Anticipated expiration: 2032-10-28

Abstract

The utility model provides an integrated device for milling burrs and detecting openings of a guide rail of an automobile trunk, which comprises a frame, wherein a workbench is arranged at the top of the frame, a workpiece bracket and a plurality of pressing devices are arranged on the workbench, a workpiece is placed in the workpiece bracket, a gear motor is arranged on a motor connecting plate, the motor connecting plate is connected with a moving plate III, a reinforcing plate III is vertically arranged on the moving plate III, a fixed wallboard is vertically arranged on the reinforcing plate III and is suspended and vertical to the moving plate III, a first spindle motor and a second spindle motor are respectively arranged at two sides of the fixed wallboard, the first spindle motor and the second spindle motor are both connected with alloy milling cutters, and an opening gauge block is clamped at the lower part of the fixed wallboard. The utility model realizes the deburring processing of the automobile trunk guide rail and the one-time processing detection molding of the detection opening, effectively shortens the deburring time of the automobile trunk guide rail and the opening detection time, and improves the processing efficiency and the product quality.

Description

Automobile trunk guide rail burr milling and opening detecting integrated equipment

Technical Field

The utility model relates to the technical field of machining, in particular to an integrated device for milling burrs and detecting openings of a guide rail of an automobile trunk.

Background

The trunk guide rail is an important product in the configuration of large SUV (sports utility vehicle), and along with the continuous development of the automobile industry, the structural appearance of the trunk guide rail is more and more, and the requirements on the process and the processing of trunk manufacturers are more and more strict. The trunk guide rail is one of important parts of a large SUV automobile trunk, and the automobile trunk guide rail can be formed through a plurality of working procedures.

The production mode of traditional car trunk guide rail is put the work piece that punches a hole on the emery wheel area and polishes the burring, because personnel's uncontrollable factor, traditional burnishing and polishing method can not guarantee the integrality requirement of work piece, grinds effective position easily, detects the opening size and still needs a personnel to operate to make traditional processing mode with high costs, process time is long, production efficiency is low, and manual operation also leads to because the defective products of human factor production increase simultaneously.

In view of this, there is a need to provide a new device in order to solve at least some of the above problems.

Disclosure of Invention

Aiming at one or more problems in the prior art, the utility model provides the integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail, which realizes the milling burrs of the automobile trunk guide rail and the one-time processing detection forming of the detecting openings, effectively shortens the deburring time of the automobile trunk guide rail and the detecting opening time, and improves the processing efficiency and the product quality.

The technical solution for realizing the purpose of the utility model is as follows:

the integrated equipment for milling burrs and detecting openings of the guide rails of the automobile trunk comprises a frame 6, wherein a workbench 14 is arranged at the top of the frame 6, the workbench 14 is divided into a workpiece area, a burr milling area and a detection area, the workpiece area is arranged at the front part of the workbench 14, and the burr milling area and the detection area are arranged at one side of the workpiece area;

the workpiece area on the workbench 14 is provided with a workpiece bracket 39 and a plurality of pressing devices, the workpiece 2 is placed in the workpiece bracket 39, and the pressing devices are arranged on one side of the workpiece 2 and are used for pressing and fixing the position of the workpiece;

a rack 16 is arranged on the long side of the rear part of the workbench 14, a motor connecting plate 12 is movably arranged on the rack 16 through a gear 13, and a gear motor 11 is arranged on the motor connecting plate 12;

one side of the motor connecting plate 12 is fixedly connected with a third movable plate 30, the third movable plate 30 is movably arranged on the workbench 14 through a second slide rail and a second slide block 15, a third reinforcing plate 29 is vertically arranged on the third movable plate 30, and a fixed wallboard 28 is vertically arranged on the third reinforcing plate 29 and is suspended and vertical to the third movable plate 30;

the second moving plate 26 is movably arranged on one side surface of the fixed wallboard 28 through a sliding rail sliding block IV 27, the first spindle motor 41 is arranged on the outer side of the second moving plate 26 through a second fixed plate 24, the alloy milling cutter 35 is arranged on a power output shaft of the first spindle motor 41, and the first two high-speed bearings 34 are arranged on the side surface of the second fixed plate 24 through a first bearing fixed plate 36;

the first moving plate 21 is movably arranged on the other side surface of the fixed wallboard 28 through a third sliding rail and a third sliding block 22, the second spindle motor 42 is arranged on the outer side of the first moving plate 21 through a first fixed plate 19, the alloy milling cutter 35 is arranged on a power output shaft of the second spindle motor 42, and the two high-speed bearings 37 are arranged on the side surface of the first fixed plate 19 through a second bearing fixed plate 38;

an opening gauge block 40 is clamped at the lower part of the fixed wallboard 28 for milling burrs and detecting openings at the same time.

Furthermore, according to the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile trunk, the second adjusting plate 23 is arranged between the first spindle motor 41 and the second fixing plate 24, and the second adjusting plate 23 is used for micro-adjusting the milling position of the alloy milling cutter 35.

Furthermore, according to the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile trunk, the first adjusting plate 18 is arranged between the second spindle motor 42 and the first fixing plate 19, and the first adjusting plate 18 is used for micro-adjusting the milling position of the alloy milling cutter 35.

Furthermore, the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile trunk comprises the compression cylinder 7 and the compression block 9, wherein a power output shaft of the compression cylinder 7 is connected with the compression block, the compression cylinder 7 is arranged on the cylinder fixing device 8, and the cylinder fixing device 8 is arranged on the workbench 14 through the first slide rail sliding block 10.

Furthermore, according to the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile trunk, the front face of the rack 6 is provided with the box door 5.

Furthermore, according to the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile trunk, the first limiting device 17 and the second limiting device 31 are respectively arranged on two side surfaces of the fixed wallboard 28 and are respectively used for limiting the movement limit positions of the second moving plate 26 and the first moving plate 21 so as to ensure milling sizes.

Further, according to the integrated equipment for milling burrs and detecting openings of the guide rail of the car trunk, the first induction device 3 and the second induction device 4 are respectively arranged at two ends of the workpiece bracket 39.

Furthermore, the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile trunk disclosed by the utility model is characterized in that a plurality of blanking ports are formed in the burr milling and detecting areas, the blanking ports are provided with funnels, and a waste box is arranged below the blanking ports.

Furthermore, according to the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile trunk, the first high-speed bearings 34 and the second high-speed bearings 37 are respectively triangular with the alloy milling cutter 35.

Furthermore, according to the integrated equipment for milling burrs and detecting openings of the guide rail of the car trunk, the third limiting device 32 and the fourth limiting device 33 are respectively arranged at two ends of the workbench 14 and used for limiting the movement limit position of the motor connecting plate 12.

Compared with the prior art, the technical scheme provided by the utility model has the following technical effects:

the integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail is reasonable in structure, the deburring time and the opening detecting time of the automobile trunk guide rail are greatly shortened, the traditional automobile trunk guide rail is changed from the primary polishing process and the primary opening detecting process to the primary processing and the detection forming of the automobile trunk guide rail, the deburring processing and the opening detecting process of the automobile trunk guide rail can be realized through a single equipment, the processing efficiency is improved, the product quality is improved, and the probability of missing the process is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and together with the description serve to explain the embodiments of the utility model, and do not constitute a limitation of the utility model. In the drawings:

fig. 1 shows a front view of an automotive trunk rail deburring and opening detection integrated apparatus of the present utility model.

Fig. 2 shows a right side view of the car boot rail deburring and opening detection integrated apparatus of the present utility model.

Fig. 3 shows a left side view of the car boot rail deburring and opening detection integrated apparatus of the present utility model.

Fig. 4 shows a bottom view of the car boot rail deburring and opening detection integrated apparatus of the present utility model.

Fig. 5 shows a perspective view of the car boot rail deburring and opening detection integrated apparatus of the present utility model.

Fig. 6 shows an enlarged view at a in fig. 3.

Fig. 7 shows an enlarged view at B in fig. 2.

Fig. 8 shows an enlarged view at C in fig. 2.

Fig. 9 shows a schematic view of a workpiece machined by the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile luggage case.

In the figure: 1. a control panel; 2. a workpiece; 3. a first sensing device; 4. a second sensing device; 5. a door; 6. a frame; 7. a compacting cylinder; 8. a cylinder fixing device; 9. a compaction block; 10. a first slide rail slide block; 11. a speed reducing motor; 12. a motor connecting plate; 13. a gear; 14. a work table; 15. a sliding rail sliding block II; 16. a rack; 17. a first limiting device; 18. an adjusting plate I; 19. a first fixing plate; 20. a first reinforcing plate; 21. a first moving plate; 22. a sliding rail and a sliding block III; 23. an adjusting plate II; 24. a second fixing plate; 25. a reinforcing plate II; 26. a second moving plate; 27. a sliding rail slide block IV; 28. fixing the wallboard; 29. reinforcing plates III; 30. a third moving plate; 31. a second limiting device; 32. a third limiting device; 33. a fourth limiting device; 34. a first high-speed bearing; 35. alloy milling cutter; 36. a first bearing fixing plate; 37. a bearing fixing plate II; 38. a second high-speed bearing; 39. a workpiece carrier; 40. an opening gauge block; 41. a spindle motor I; 42. and a spindle motor II.

Detailed Description

For a further understanding of the present utility model, preferred embodiments of the utility model are described below in conjunction with the examples, but it should be understood that these descriptions are merely intended to illustrate further features and advantages of the utility model, and are not limiting of the claims of the utility model.

The description of this section is intended to be illustrative of only exemplary embodiments and is not intended to be limiting of the scope of the embodiments described herein. Combinations of the different embodiments, and alternatives of features from the same or similar prior art means and embodiments are also within the scope of the description and protection of the utility model.

According to one aspect of the utility model, the integrated equipment for milling burrs and detecting openings of the guide rails of the automobile trunk comprises a frame 6, wherein a workbench 14 is arranged at the top of the frame 6, and a box door 5 is arranged on the front surface of the frame 6 as shown in fig. 1-5. The workbench 14 is divided into a workpiece area, a burr milling area and a detection area, wherein the workpiece area is arranged at the front part of the workbench 14, and the burr milling area and the detection area are arranged at one side of the workpiece area. The burr milling and detecting area is provided with a plurality of rectangular grooves, a hopper is arranged in a blanking port positioned in the middle, a waste material box is arranged below the blanking port, and the waste material box is arranged in the frame 6. The box door 5 is two opposite doors, and a plurality of door locks are arranged in the middle of the box door 5, so that the tightness of the frame 6 is improved.

The work area on the work table 14 is provided with a work carrier 39 in which the work 2 is placed and a number of hold-down devices, as shown in fig. 9, which are provided on one side of the work 2 and serve to hold down and fix the position of the work 2. The compressing device comprises a compressing cylinder 7 and a compressing block 9, wherein a power output shaft of the compressing cylinder 7 is connected with the compressing block, the compressing cylinder 7 is installed on a cylinder fixing device 8, and the cylinder fixing device 8 is installed on a workbench 14 through a sliding rail sliding block 10. The two ends of the workpiece bracket 39 are respectively provided with the first induction device 3 and the second induction device 4, so that the pressing cylinder 7 drives the workpiece 2 to be matched with the workpiece bracket 39, the scrapping and the waste of raw materials caused by milling when the workpiece 2 is not put in place can be avoided, the workpiece 2 is clamped stably, the stability and the consistency of the workpiece 2 during processing are guaranteed, the workpiece processing efficiency is improved, the first induction device 3 and the second induction device 4 adopt electric induction positioning, and the workpiece 2 can be better attached to the workpiece bracket 39.

A rack 16 is arranged on the long side of the rear part of the workbench 14, the motor connecting plate 12 is movably arranged on the rack 16 through a gear 13, and the gear motor 11 is arranged on the motor connecting plate 12. The arrangement of the gear motor 11, the gear 13 and the rack 16 ensures that the processing machine is more stable and powerful in advancing, and can better ensure the normal operation of the processing machine.

One side of the motor connecting plate 12 is fixedly connected with a third movable plate 30, the third movable plate 30 is movably arranged on the workbench 14 through a second slide rail and a second slide block 15, a third reinforcing plate 29 is vertically arranged on the third movable plate 30, and a fixed wallboard 28 is vertically arranged on the third reinforcing plate 29 and is suspended and vertical to the third movable plate 30. And the three ends of the workbench 14 are respectively provided with a third limiting device 32 and a fourth limiting device 33, which are used for limiting the movement limit position of the motor connecting plate 12, so that the motor connecting plate 12 cannot run out of an effective area when moving, and the normal and safe operation of the workbench can be better ensured.

The second moving plate 26 is movably mounted on one side of the fixed wallboard 28 through a fourth sliding rail and sliding block 27, the first spindle motor 41 is mounted on the outer side of the second moving plate 26 through a second fixed plate 24, the alloy milling cutter 35 is mounted on a power output shaft of the first spindle motor 41, and the first two high-speed bearings 34 are mounted on the side of the second fixed plate 24 through a first bearing fixed plate 36, as shown in fig. 6. An adjusting plate II 23 is arranged between the spindle motor I41 and the fixing plate II 24, and the adjusting plate II 23 is used for micro-adjusting the milling position of the alloy milling cutter 35.

The first moving plate 21 is movably mounted on the other side surface of the fixed wallboard 28 through a third sliding rail and a third sliding block 22, the second spindle motor 42 is mounted on the outer side of the first moving plate 21 through a first fixed plate 19, the alloy milling cutter 35 is mounted on a power output shaft of the second spindle motor 42, and the two high-speed bearings 37 are mounted on the side surface of the first fixed plate 19 through a second bearing fixed plate 38, as shown in fig. 7. An adjusting plate I18 is arranged between the spindle motor II 42 and the fixing plate I19, and the adjusting plate I18 is used for micro-adjusting the milling position of the alloy milling cutter 35.

In order to ensure that the whole outline of the workpiece is centered and the position degree of the workpiece is centered when the burrs are milled, the first high-speed bearings 34 and the second high-speed bearings 37 are respectively triangular with the alloy milling cutter 35, so that the stability and the accuracy in processing can be ensured, and the integrity of the workpiece 2 is ensured.

The two side surfaces of the fixed wallboard 28 are respectively provided with a first limiting device 17 and a second limiting device 31 which are respectively used for limiting the movement limit positions of the second moving plate 26 and the first moving plate 21 so as to ensure the milling size.

The lower clamping of fixed wallboard 28 has an opening to examine utensil piece 40 for the burr is milled and the opening is detected simultaneously, has practiced thrift time and the manpower of manual work detection opening size, improves production efficiency.

Example 1

The utility model provides a car trunk guide rail mills burr and detects opening equipment technique, includes frame 6, has set up chamber door 5 on the frame 6, and frame 6 upper end has set up workstation 14, has set up work piece bracket 39 on the workstation 14, and work piece bracket 39 links to each other with work piece 2, has set up slide rail slider 10 and compact heap 9 and compress tightly cylinder 7 and cylinder fixing device 8 on the workstation 14. The workbench 14 is provided with a rack 16, a gear 13 is arranged on the rack 16, a gear motor 11 is arranged on the gear 13, a motor connecting plate 12 is arranged below the gear motor 11, and a moving plate III 30 is arranged on the side edge of the motor connecting plate 12.

The third reinforcing plate 29 is arranged on the third moving plate 30, the fixed wallboard 28 is arranged on the side face of the third reinforcing plate 29, the first limiting device 17 and the second limiting device 31 are arranged on two sides of the fixed wallboard 28, the third sliding rail sliding blocks 22 and fourth sliding blocks 27 are arranged on two sides of the fixed wallboard 28, and the supporting plates are connected on two sides of the fixed wallboard 28. The side of the sliding rail sliding block IV 27 is provided with a moving plate II 26, the side of the moving plate II 26 is provided with a fixed plate II 24, the two side surfaces of the fixed plate II 24 are provided with a reinforcing plate II 25 and an adjusting plate II 23, the side surface of the adjusting plate II 23 is provided with a spindle motor I41, the spindle motor I41 is provided with an alloy milling cutter 35, the side surface of the fixed plate II 24 is provided with a bearing fixed plate I36, and the bearing fixed plate I36 is provided with a high-speed bearing I34. The side of the sliding rail sliding block III 22 is provided with a first moving plate 21, the side of the first moving plate 21 is provided with a first fixed plate 19, the two sides of the first fixed plate 19 are provided with a first reinforcing plate 20 and a first adjusting plate 18, the side of the first adjusting plate 18 is provided with a second spindle motor 42, the second spindle motor 42 is provided with an alloy milling cutter 35, the side of the first fixed plate 19 is provided with a second bearing fixed plate 38, and the second bearing fixed plate 38 is provided with a second high-speed bearing 37. The alloy milling cutter 35 and the high-speed bearing 34 are connected with the workpiece 2. An opening gauge block 40 is provided below the fixed wall panel 28.

The integrated equipment structure of the automobile trunk guide rail milling burr and the detection opening is reasonable in total, the deburring time of the automobile trunk guide rail and the time for detecting the opening are shortened, the traditional automobile trunk guide rail is required to be subjected to one-time polishing and one-time detection opening procedure change to finish milling burr machining and one-time machining detection forming of the detection opening through a single equipment, the machining efficiency is improved, the product quality is improved, and the probability of leaking procedures is reduced.

The specific working process of the integrated equipment for milling burrs and detecting openings of the guide rail of the automobile trunk is as follows:

the machine is started through the control panel 1, the gear motor 11 drives the gear 13 to start rotating along the rack 16, the whole machine head starts to advance, when the high-speed bearing 34 touches the workpiece 2, the alloy milling cutter 35 starts milling, the first adjusting plate 18, the second adjusting plate 23, the first limiting device 17 and the second limiting device 31 can be adjusted according to the actual situation of milling burrs, and micro adjustment is performed to meet the requirements of milling burrs. Meanwhile, the opening checking fixture block 40 performs opening checking along with the advancing of the machine head, after the burrs are milled on two sides, the workpiece 2 is taken out, the machine head is restored to the original position, the work of milling the burrs and checking the opening is completed, and the deburring time of the guide rail of the automobile trunk and the opening detecting time are shortened by adopting the machining mode, so that the workpiece machining efficiency and the product qualification rate are improved.

In one embodiment, the circuit device is placed behind the frame 6, the middle is provided with a door plate to separate, the waste box can be placed on one side in front, waste generated by top processing can fall into the waste box placed inside the frame through five blanking holes on the workbench, and therefore the influence of automobile skylight guide rail processing on the environment is reduced, and the processing process is cleaner and tidier.

In one embodiment, the door 5 is two opposite doors, and a plurality of door locks are arranged in the middle of the door 5, so that the door locks can lock the door 5, and the tightness of the rack 6 is improved.

The description and applications of the present utility model herein are illustrative and are not intended to limit the scope of the utility model to the embodiments described above. The relevant descriptions of effects, advantages and the like in the description may not be presented in practical experimental examples due to uncertainty of specific condition parameters or influence of other factors, and the relevant descriptions of effects, advantages and the like are not used for limiting the scope of the utility model. Variations and modifications of the embodiments disclosed herein are possible, and alternatives and equivalents of the various components of the embodiments are known to those of ordinary skill in the art. It will be clear to those skilled in the art that the present utility model may be embodied in other forms, structures, arrangements, proportions, and with other assemblies, materials, and components, without departing from the spirit or essential characteristics thereof. Other variations and modifications of the embodiments disclosed herein may be made without departing from the scope and spirit of the utility model.

Claims

1. The integrated equipment for milling burrs and detecting openings of the guide rails of the automobile luggage cases is characterized by comprising a frame (6), wherein a workbench (14) is arranged at the top of the frame (6), the workbench (14) is divided into a workpiece area, a burr milling area and a detection area, the workpiece area is arranged at the front part of the workbench (14), and the burr milling area and the detection area are arranged at one side of the workpiece area;

a workpiece area on the workbench (14) is provided with a workpiece bracket (39) and a plurality of pressing devices, the workpiece (2) is placed in the workpiece bracket (39), and the pressing devices are arranged on one side of the workpiece (2) and are used for pressing and fixing the position of the workpiece;

a rack (16) is arranged on the long side of the rear part of the workbench (14), a motor connecting plate (12) is movably arranged on the rack (16) through a gear (13), and a gear motor (11) is arranged on the motor connecting plate (12);

one side of the motor connecting plate (12) is fixedly connected with a moving plate III (30), the moving plate III (30) is movably arranged on the workbench (14) through a sliding rail sliding block II (15), a reinforcing plate III (29) is vertically arranged on the moving plate III (30), and a fixed wallboard (28) is vertically arranged on the reinforcing plate III (29) and is suspended and vertical to the moving plate III (30);

the second moving plate (26) is movably arranged on one side surface of the fixed wallboard (28) through a sliding rail sliding block IV (27), the first spindle motor (41) is arranged on the outer side of the second moving plate (26) through a second fixed plate (24), the alloy milling cutter (35) is arranged on a power output shaft of the first spindle motor (41), and the first two high-speed bearings (34) are arranged on the side surface of the second fixed plate (24) through a first bearing fixed plate (36);

the first moving plate (21) is movably arranged on the other side surface of the fixed wallboard (28) through a third sliding rail and sliding block (22), the second spindle motor (42) is arranged on the outer side of the first moving plate (21) through a first fixed plate (19), the alloy milling cutter (35) is arranged on a power output shaft of the second spindle motor (42), and the two high-speed bearings (37) are arranged on the side surface of the first fixed plate (19) through a second bearing fixed plate (38);

the lower part clamping of fixed wallboard (28) has opening gauge piece (40) for milling burr while detecting the opening.

2. The integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail according to claim 1, characterized in that an adjusting plate two (23) is arranged between the spindle motor two (41) and the fixing plate two (24), and the adjusting plate two (23) is used for micro-adjusting the milling position of the alloy milling cutter (35).

3. The integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail according to claim 1, characterized in that an adjusting plate I (18) is arranged between the spindle motor II (42) and the fixing plate I (19), and the adjusting plate I (18) is used for micro-adjusting the milling position of the alloy milling cutter (35).

4. The integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail according to claim 1, characterized in that the compressing device comprises a compressing cylinder (7) and a compressing block (9), wherein a power output shaft of the compressing cylinder (7) is connected with the compressing block, the compressing cylinder (7) is mounted on a cylinder fixing device (8), and the cylinder fixing device (8) is mounted on a workbench (14) through a sliding rail sliding block I (10).

5. The car trunk guide deburring and opening detecting integrated equipment according to claim 1, characterized in that the front face of the frame (6) is provided with a box door (5).

6. The integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail according to claim 1, characterized in that the first limiting device (17) and the second limiting device (31) are respectively arranged on two side surfaces of the fixed wallboard (28) and are respectively used for limiting the movement limit positions of the second moving board (26) and the first moving board (21) so as to ensure the milling size.

7. The integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail according to claim 1, characterized in that the two ends of the workpiece bracket (39) are respectively provided with a first induction device (3) and a second induction device (4).

8. The integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail according to claim 1, wherein the milling burrs and detecting areas are provided with a plurality of blanking ports, the blanking ports are provided with funnels, and a waste box is arranged below the blanking ports.

9. The integrated equipment for milling burrs and detecting openings of the trunk guide rail of the automobile according to claim 1, characterized in that the two high-speed bearings one (34) and two high-speed bearings two (37) are respectively triangular with the alloy milling cutter (35).

10. The integrated equipment for milling burrs and detecting openings of the automobile trunk guide rail according to claim 1, characterized in that the three (32) and the four (33) limit devices are respectively arranged at two ends of the workbench (14) and used for limiting the movement limit position of the motor connecting plate (12).