Flexible switching system for clamp library

Abstract

The invention discloses a flexible switching system for a clamp library, and belongs to the technical field of vehicle shell machining, the flexible switching system comprises a linear extension driving guide rail mechanism, a main sliding table trolley mechanism is mounted on the upper surface of the linear extension driving guide rail mechanism, and ground positioning mechanisms are mounted on the surfaces of the two sides of the linear extension driving guide rail mechanism; a clamp assembly is arranged on the upper surface of the main sliding table trolley mechanism, a plurality of storage location mechanisms are installed on the surfaces of the two sides of the linear extension driving guide rail mechanism, and storage location trolley mechanisms are installed on the surfaces of the storage location mechanisms. Caching and switching of clamps of various different vehicle types can be achieved, and the flexibility of the body-in-white production line is effectively improved.

Description

Technical Field

[0001] This invention relates to the field of vehicle body processing technology, and more specifically, to a flexible switching system for a jig library. Background Art

[0002] In modern manufacturing, with the diversification of product types and the miniaturization of production batches, the demand for flexible production lines is increasing. The flexible switching system of the fixture library is a set of conveying and switching equipment that integrates loading stations, welding stations, and fixture buffer stations.

[0003] Traditional fixture systems are usually designed for a single workpiece. Once the workpiece is changed, the fixture needs to be readjusted or replaced. This is not only time-consuming and labor-intensive, but also affects production efficiency. Therefore, it is particularly important to develop a system that can quickly switch between different fixtures. Summary of the Invention

[0004] 1. Technical problems to be solved

[0005] In response to the problems existing in the prior art, the purpose of the present invention is to provide a flexible switching system for a fixture library. The present invention can realize the caching and switching of fixtures of various different types of vehicles, effectively improving the flexibility of the body-in-white production line.

[0006] 2. Technical solution

[0007] To solve the above problems, the present invention adopts the following technical solution:

[0008] A flexible switching system for a jig library includes: a linear extension drive rail mechanism, a main slide trolley mechanism mounted on the upper surface of the linear extension drive rail mechanism, ground positioning mechanisms mounted on both sides of the linear extension drive rail mechanism, a jig assembly disposed on the upper surface of the main slide trolley mechanism, and multiple storage location mechanisms mounted on both sides of the linear extension drive rail mechanism, with storage location trolley mechanisms mounted on the surface of each storage location mechanism.

[0009] As a preferred embodiment of the present invention, the linear extension drive guide mechanism includes a linear guide, with a first protective cover installed on both sides of the linear guide, two first tank chains installed on the upper surface of the linear guide, first slide rails installed on both sides of the linear guide surface, a first sliding seat slidably connected to the surface of the first slide rail, a plurality of first limit switches installed on the surface of the linear guide, and a first toothed plate installed on one side of the linear guide surface.

[0010] As a preferred embodiment of the present invention, the main slide trolley mechanism includes a frame body mounted on the surface of a first sliding seat, a first servo motor mounted on one side of the frame body, a plurality of first bearing support units mounted on the surface of the frame body, a lubrication unit mounted on the surface of the frame body, a first valve island mounted on one side of the frame body, a first moving gear fixedly connected to the surface of the output shaft of the first valve island, and the first moving gear meshing with a first gear plate, and a plurality of first pin positioning units mounted on the surface of the frame body.

[0011] As a preferred embodiment of the present invention, the ground positioning mechanism includes a ground positioning frame mounted on the surface of a linear guide rail, two second bearing support units mounted on the upper surface of the ground positioning frame, a second valve island mounted on the surface of the ground positioning frame, and multiple rolling seats mounted at equal intervals on the upper surface of the ground positioning frame.

[0012] In a preferred embodiment of the present invention, the clamp assembly includes a clamp seat body disposed above a linear guide rail. Multiple pneumatic power quick-connect fittings are mounted on the surface of the clamp seat body. Y-axis travel guide plates are mounted on both sides of the bottom of the clamp seat body. Multiple Z-axis precision positioning units are mounted on the bottom of the clamp seat body. A vehicle model recognition unit is mounted on one side of the bottom of the clamp seat body. Multiple ground precision positioning pins are mounted on the bottom of the clamp seat body. Multiple trolley locking pins, each corresponding to a different ground precision positioning pin, are mounted on the bottom of the clamp seat body. Hook mechanisms are mounted on both sides of the bottom of the clamp seat body. A third valve island is mounted on the upper surface of the clamp seat body.

[0013] As a preferred embodiment of the present invention, the storage location mechanism includes a first storage location frame mounted on the surface of a linear guide rail, a second storage location frame mounted on the inner side of the first storage location frame, two second protective covers mounted on the surface of the second storage location frame, a second slide rail mounted on the surface of the first storage location frame and located inside the second protective covers, and a second toothed plate mounted on the surface of the first storage location frame.

[0014] As a preferred embodiment of the present invention, the storage trolley mechanism includes a storage trolley plate disposed above a second storage rack. A second servo motor is mounted on the surface of the storage trolley plate, and a second moving gear is fixedly connected to the surface of the output shaft of the second servo motor. Two second sliding seats are mounted on both sides of the bottom of the storage trolley plate. A guide gear is rotatably connected to the bottom of the storage trolley plate. A second limit switch is mounted on the surface of the storage trolley plate, and a second tank chain is provided on the surface of the storage trolley plate.

[0015] As a preferred embodiment of the present invention, the second sliding seats on both sides are slidably connected to the surfaces of the second slide rails on both sides, and the second moving gear and the guide gear are both meshed with the second toothed plate.

[0016] 3. Beneficial effects

[0017] Compared with the prior art, the advantages of this invention are:

[0018] (1) This invention improves production efficiency: By quickly switching between different types of fixtures, the time required to change fixtures is reduced, thereby improving the overall efficiency of the production line.

[0019] (2) The present invention reduces human intervention: the automated switching mechanism reduces the frequency of manual operation and reduces the possibility of human error.

[0020] (3) This invention improves product quality: quick and accurate fixture switching can reduce positioning errors and ensure the quality consistency of each batch of products.

[0021] (4) The present invention reduces maintenance costs: the modular design makes it easier to replace individual fixtures, reduces the overall wear and tear of the equipment, and lowers long-term maintenance costs.

[0022] (5) The present invention enhances the adaptability of the production line: the flexible fixture system can easily adapt to the processing requirements of different workpieces, and improves the production line’s response speed to market changes. Attached Figure Description

[0023] Figure 1 This is a perspective view of a flexible switching system for a fixture library according to the present invention;

[0024] Figure 2 This is a first-view perspective perspective view of the linear extension drive guide mechanism in a flexible switching system for a clamp magazine according to the present invention.

[0025] Figure 3 This is a second-view perspective perspective view of the linear extension drive guide mechanism in a flexible switching system for a clamp magazine according to the present invention.

[0026] Figure 4 This is a schematic diagram of the main slide trolley mechanism in a flexible switching system for a fixture library according to the present invention;

[0027] Figure 5 This is a schematic diagram of the ground positioning mechanism in a flexible switching system for a clamp magazine according to the present invention;

[0028] Figure 6 This is a first-view schematic diagram of a fixture assembly in a flexible switching system for a fixture library according to the present invention;

[0029] Figure 7 This is a second-view schematic diagram of a clamp assembly in a flexible clamp library switching system according to the present invention;

[0030] Figure 8This is a schematic diagram of the storage location mechanism and the storage location trolley mechanism in a flexible switching system for a clamp storage facility according to the present invention;

[0031] Figure 9 This is a schematic diagram of a storage location trolley mechanism in a flexible switching system for a fixture library of the present invention.

[0032] Description of the numbers in the figure:

[0033] 1. Linear extension drive guide rail mechanism; 101. Linear guide rail; 102. First protective cover; 103. First tank chain; 104. First slide rail; 105. First sliding seat; 106. First travel switch; 107. First gear plate; 2. Main slide trolley mechanism; 201. Frame body; 202. First servo motor; 203. First bearing support unit; 204. Lubrication unit; 205. First valve island; 206. First moving gear; 207. First latch positioning unit; 3. Ground positioning mechanism; 301. Ground positioning frame; 302. Second bearing support unit; 303. Second valve island; 304. Rolling seat; 4. Clamp assembly; 401. Clamp seat body; 402, gas power quick plug; 403, Y-axis walking guide plate; 404, Z-axis precision positioning unit; 405, vehicle type identification unit; 406, ground precision positioning pin sleeve; 407, trolley locking pin sleeve; 408, towing hook mechanism; 409, third valve island; 5, storage position mechanism; 501, first storage position rack; 502, second storage position rack; 503, second protective cover; 504, second slide rail; 505, second gear plate; 6, storage position trolley mechanism; 601, storage position car plate; 602, second servo motor; 603, second moving gear; 604, second sliding seat; 605, guide gear; 606, second travel switch; 607, second tank chain. Detailed Implementation

[0034] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative effort are within the scope of protection of the present invention.

[0035] Example:

[0036] See also Figure 1-9A flexible switching system for a fixture storage unit includes: a linear extension drive rail mechanism 1; a main slide trolley mechanism 2 is mounted on the upper surface of the linear extension drive rail mechanism 1; ground positioning mechanisms 3 are mounted on both sides of the linear extension drive rail mechanism 1; a fixture assembly 4 is provided on the upper surface of the main slide trolley mechanism 2; multiple storage location mechanisms 5 are mounted on both sides of the linear extension drive rail mechanism 1; and storage location trolley mechanisms 6 are mounted on the surface of the storage location mechanisms 5.

[0037] In specific embodiments of the present invention, production efficiency is improved by quickly switching between different types of fixtures, reducing the time required for fixture replacement and improving the overall efficiency of the production line. Manual intervention is reduced by the automated switching mechanism, which decreases the frequency of manual operation and the possibility of human error. Fast and accurate fixture switching reduces positioning errors and ensures consistent quality for each batch of products. The modular design makes replacing individual fixtures more convenient, reducing overall equipment wear and tear and lowering long-term maintenance costs. The flexible fixture system can easily adapt to the processing needs of different workpieces, improving the production line's responsiveness to market changes.

[0038] Specifically, the linear extension drive guide mechanism 1 includes a linear guide 101, with first protective covers 102 installed on both sides of the linear guide 101, two first tank tracks 103 installed on the upper surface of the linear guide 101, first slide rails 104 installed on both sides of the surface of the linear guide 101, first sliding seats 105 slidably connected to the surface of the first slide rails 104, multiple first limit switches 106 installed on the surface of the linear guide 101, and a first toothed plate 107 installed on one side of the surface of the linear guide 101.

[0039] In a specific embodiment of the present invention, the main slide trolley mechanism 2 and the clamp assembly 4 can be supported by the linear guide rail 101, the moving trajectory of the main slide trolley mechanism 2 can be limited by the first protective cover 102, and the first tank chain 103 can protect the wiring harness.

[0040] Specifically, the main slide trolley mechanism 2 includes a frame body 201 mounted on the surface of the first sliding seat 105. A first servo motor 202 is mounted on one side of the frame body 201. Multiple first bearing support units 203 are mounted on the surface of the frame body 201. A lubrication unit 204 is mounted on the surface of the frame body 201. A first valve island 205 is mounted on one side of the frame body 201. A first moving gear 206 is fixedly connected to the surface of the output shaft of the first valve island 205, and the first moving gear 206 meshes with the first gear plate 107. Multiple first pin positioning units 207 are mounted on the surface of the frame body 201.

[0041] In a specific embodiment of the present invention, the first servo motor 202 starts its output shaft to drive the first moving gear 206 to rotate. At this time, under the action of the first gear plate 107, the frame body 201 is driven to move. At this time, the frame body 201 drives the first sliding seat 105 to move on the surface of the first slide rail 104.

[0042] Specifically, the ground positioning mechanism 3 includes a ground positioning frame 301 mounted on the surface of the linear guide rail 101. Two second bearing support units 302 are mounted on the upper surface of the ground positioning frame 301. A second valve island 303 is mounted on the surface of the ground positioning frame 301. Multiple rolling seats 304 are mounted at equal intervals on the upper surface of the ground positioning frame 301.

[0043] In a specific embodiment of the present invention, the clamp assembly 4 can be positioned by the second bearing support unit 302 and the movement trajectory of the clamp seat body 401 can be limited. The friction of the clamp seat body 401 during the movement can be reduced by the rolling seat 304, thereby reducing the force generated by the movement of the clamp seat body 401.

[0044] Specifically, the clamp assembly 4 includes a clamp base body 401 disposed above the linear guide rail 101. Multiple pneumatic power quick-connectors 402 are mounted on the surface of the clamp base body 401. Y-axis travel guide plates 403 are mounted on both sides of the bottom of the clamp base body 401. Multiple Z-axis precision positioning units 404 are mounted on the bottom of the clamp base body 401. A vehicle type recognition unit 405 is mounted on one side of the bottom of the clamp base body 401. Multiple ground precision positioning pin sleeves 406 are mounted on the bottom of the clamp base body 401. Multiple trolley locking pin sleeves 407, each corresponding to a ground precision positioning pin sleeve 406, are mounted on the bottom of the clamp base body 401. Towing hook mechanisms 408 are mounted on both sides of the bottom of the clamp base body 401. A third valve island 409 is mounted on the upper surface of the clamp base body 401.

[0045] In a specific embodiment of the present invention, the pneumatic power quick connector 402 is used to quickly connect the pneumatic system and the electrical system, the Y-axis travel guide plate 403 is used for Y-axis travel guidance, the Z-axis precision positioning unit 404 is used for Z-axis precision positioning, the vehicle model recognition unit 405 is used for vehicle model recognition, the ground precision positioning pin sleeve 406 is used for ground precision positioning, the trolley locking pin sleeve 407 is used to fix the position of the clamp seat body 401, and the tow hook mechanism 408 facilitates the movement of the clamp seat body 401.

[0046] Specifically, the storage mechanism 5 includes a first storage frame 501 installed on the surface of the linear guide rail 101, a second storage frame 502 is installed on the inner side of the first storage frame 501, two second protective covers 503 are installed on the surface of the second storage frame 502, a second slide rail 504 is installed on the surface of the first storage frame 501 and on the inner side of the second protective cover 503, a second gear plate 505 is installed on the surface of the first storage frame 501, and the storage trolley mechanism 6 includes a storage vehicle plate 601 arranged above the second storage frame 502, and a second servo motor is installed on the surface of the storage vehicle plate 601. Machine 602, the surface of the second servo motor 602 output shaft is fixedly connected with the second moving gear 603, two second sliding seats 604 are installed on both sides of the bottom of the storage vehicle plate 601, the bottom of the storage vehicle plate 601 is rotatably connected with a guide gear 605, a second travel switch 606 is installed on the surface of the storage vehicle plate 601, and a second tank chain 607 is provided on the surface of the storage vehicle plate 601. The second sliding seats 604 on both sides are respectively slidably connected to the surfaces of the second slide rails 504 on both sides, and the second moving gear 603 and the guide gear 605 are both engaged with the second gear plate 505.

[0047] In a specific embodiment of the present invention, the second servo motor 602 is started and its output shaft drives the second moving gear 603 to rotate. At this time, the storage vehicle plate 601 is driven to move under the action of the second tooth plate 505. When the storage vehicle plate 601 moves, it drives the second sliding seat 604 to move on the surface of the second slide rail 504. At the same time, the guide gear 605 moves on the surface of the second tooth plate 505, thereby increasing the stability of the storage vehicle plate 601 during movement.

[0048] A method for using a flexible switching system for a fixture library includes the following steps:

[0049] A. The trolley mechanism 6 of warehouse location 1 moves from warehouse location 5home to the vehicle receiving waiting position;

[0050] B. The main slide trolley mechanism 2 drags the clamping assembly 4 in the working position to the docking position next to a storage location mechanism 5, and completes the docking of the trolley locking pin sleeve 407 with the storage location plate 601.

[0051] C. The storage trolley mechanism 6 drags the clamp assembly 4 into the clamp assembly 4home position;

[0052] D. The main slide trolley mechanism 2 moves to the waiting position for receiving the vehicle next to the No. 3 fixture assembly 4;

[0053] E. The No. 3 warehouse position trolley mechanism 6 starts from the home position and drags the clamp assembly 4 to the main slide trolley mechanism 2 on the surface of the linear extension drive guide rail mechanism 1.

[0054] F. The main slide trolley mechanism 2 drags the fixture assembly 4 to the working position;

[0055] G. The trolley 6 of the No. 3 storage location mechanism moves to the No. 3 storage location mechanism 5home position.

[0056] The above description is only a preferred specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solutions and improved concepts of the present invention within the technical scope disclosed by the present invention, and these changes should be covered by the scope of protection of the present invention.

Claims

1. A fixture library flexible switching system, characterized in that: include: A linear extension drive guide mechanism (1), wherein a main slide trolley mechanism (2) is installed on the upper surface of the linear extension drive guide mechanism (1), ground positioning mechanisms (3) are installed on the surfaces of both sides of the linear extension drive guide mechanism (1), a clamp assembly (4) is arranged on the upper surface of the main slide trolley mechanism (2), a plurality of storage position mechanisms (5) are installed on the surfaces of both sides of the linear extension drive guide mechanism (1), and a storage position trolley mechanism (6) is installed on the surface of the storage position mechanism (5).

2. A fixture library flexible switching system according to claim 1, characterized in that: The linear extension drive guide rail mechanism (1) comprises a linear guide rail (101), first protective covers (102) are installed on the surfaces of both sides of the linear guide rail (101), two first tank chains (103) are installed on the upper surface of the linear guide rail (101), first slide rails (104) are installed on both sides of the surface of the linear guide rail (101), the surface of the first slide rail (104) is slidably connected to a first slide seat (105), a plurality of first travel switches (106) are installed on the surface of the linear guide rail (101), and a first toothed plate (107) is installed on the surface of one side of the linear guide rail (101).

3. A fixture library flexible switching system according to claim 2, characterized in that: The main slide trolley mechanism (2) comprises a frame body (201) mounted on the surface of a first sliding seat (105); a first servo motor (202) is mounted on the surface of one side of the frame body (201); a plurality of first bearing support units (203) are mounted on the surface of the frame body (201); a lubrication unit (204) is mounted on the surface of the frame body (201); a first valve island (205) is mounted on the surface of one side of the frame body (201); a first moving gear (206) is fixedly connected to the surface of the output shaft of the first valve island (205), and the first moving gear (206) is meshed with a first toothed plate (107); and a plurality of first latch positioning units (207) are mounted on the surface of the frame body (201).

4. A fixture library flexible switching system according to claim 3, characterized in that: The ground positioning mechanism (3) comprises a ground positioning frame (301) mounted on the surface of a linear guide rail (101), two second bearing support units (302) being mounted on the upper surface of the ground positioning frame (301), a second valve island (303) being mounted on the surface of the ground positioning frame (301), and a plurality of rolling seats (304) being mounted at equal intervals on the upper surface of the ground positioning frame (301).

5. A fixture library flexible switching system according to claim 4, characterized in that: The fixture assembly (4) comprises a fixture seat body (401) arranged above the linear guide rail (101), a plurality of gas power quick plugs (402) are installed on the surface of the fixture seat body (401), Y-direction walking guide plates (403) are installed on both sides of the bottom of the fixture seat body (401), a plurality of Z-direction precision positioning units (404) are installed on the bottom of the fixture seat body (401), and a lathe is installed on one side of the bottom of the fixture seat body (401). The clamp seat body (401) is provided with a type identification unit (405), a plurality of ground precision positioning pin sleeves (406) are installed at the bottom of the clamp seat body (401), a plurality of trolley locking pin sleeves (407) respectively adapted to the plurality of ground precision positioning pin sleeves (406) are installed at the bottom of the clamp seat body (401), a towing hook mechanism (408) is installed on both sides of the bottom of the clamp seat body (401), and a third valve island (409) is installed on the upper surface of the clamp seat body (401).

6. A fixture library flexible switching system according to claim 5, characterized in that: The storage mechanism (5) comprises a first storage frame (501) mounted on the surface of a linear guide rail (101); a second storage frame (502) is mounted on the inner side of the first storage frame (501); two second protective covers (503) are mounted on the surface of the second storage frame (502); a second slide rail (504) is mounted on the surface of the first storage frame (501) and on the inner side of the second protective covers (503); and a second tooth plate (505) is mounted on the surface of the first storage frame (501).

7. A fixture library flexible switching system according to claim 6, characterized in that: The storage position trolley mechanism (6) comprises a storage position vehicle plate (601) arranged above the second storage position frame (502), a second servo motor (602) is installed on the surface of the storage position vehicle plate (601), a second movable gear (603) is fixedly connected to the surface of the output shaft of the second servo motor (602), two second sliding seats (604) are installed on both sides of the bottom of the storage position vehicle plate (601), a guide gear (605) is rotatably connected to the bottom of the storage position vehicle plate (601), a second travel switch (606) is installed on the surface of the storage position vehicle plate (601), and a second tank chain (607) is arranged on the surface of the storage position vehicle plate (601).

8. The fixture library flexible switching system according to claim 7 is characterized in that: The second sliding seats (604) on both sides are respectively slidably connected to the surfaces of the second sliding rails (504) on both sides, and the second moving gear (603) and the guide gear (605) are both meshed with the second toothed plate (505).

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