Semi-automatic conveying line

Abstract

The invention relates to the technical field of conveying equipment, and provides a semi-automatic conveying line which comprises a frame body, a lifting table, a lifting mechanism arranged on the frame body and used for driving the lifting table to ascend and descend, a rail arranged on the top of the lifting table and a conveying vehicle arranged on the rail in a sliding mode and used for conveying workpieces. And the clamp is arranged on the frame body and is used for fixing the workpiece.

Description

Technical Field

[0001] The invention belongs to the technical field of conveying equipment, and more specifically, relates to a semi-automatic conveying line. Background Art

[0002] In Southeast Asia, the existing manual conveyor lines use a scissor lift mechanism to lift the body for transportation. The overall load is large, and each station requires a large air-controlled motor to drive it, which makes transportation difficult. Large air supply equipment and air tanks are required. The equipment at different stations is not interlocked and is operated purely by manual visual inspection. Summary of the invention

[0003] The purpose of the present invention is to provide a semi-automatic conveyor line to solve the technical problem in the prior art that the scissor fork lifting mechanism lifts the vehicle body together and conveys the vehicle body with excessive load, causing conveying difficulties.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: to provide a semi-automatic conveyor line, including: a frame, a lifting platform, a lifting mechanism arranged on the frame and used to drive the lifting platform to rise and fall, a track arranged on the top of the lifting platform, a conveying vehicle slidably arranged on the track and used to convey workpieces, and a clamp arranged on the frame and used to fix the workpiece.

[0005] Furthermore, the transport vehicle includes: a driving trolley, a driven trolley connected to the driving trolley, and a power mechanism arranged on the driving trolley and used to drive the driving trolley to move; the driving trolley is slid on the track through a first roller, and the driven trolley is slid on the track through a second roller.

[0006] Furthermore, the power mechanism includes: a motor with an output shaft, a sprocket drivingly connected to the first roller, and a chain drivingly connected to the output shaft and the sprocket.

[0007] Furthermore, the driving trolley and the driven trolley are detachably fixedly connected.

[0008] Furthermore, the driving trolley is provided with a concave cavity, and the driven trolley is provided with a clamping piece clamped in the concave cavity.

[0009] Furthermore, it also includes: a first telescopic cylinder disposed on the driving trolley and used to support the workpiece, and a second telescopic cylinder disposed on the slave trolley and used to support the workpiece.

[0010] Furthermore, the lifting mechanism includes: an X-shaped scissors fork, a first slide rail arranged on the frame, a sliding table slidably arranged on the first slide rail, a second slide rail arranged on the lifting platform and parallel to the first slide rail, and a power mechanism; the X-shaped scissors fork includes: a first support rod and a second support rod rotatably arranged on the first support rod; the bottom end of the first support rod is rotatably connected to the sliding table, and the top end of the first support rod is rotatably connected to the lifting platform; the top end of the second support rod is slidably arranged on the second slide rail, and the bottom end of the second support rod is rotatably connected to the frame; the power mechanism is arranged on the frame and can push the sliding table to slide.

[0011] Furthermore, it also includes: a first pneumatically controlled travel switch and a second pneumatically controlled travel switch; the first pneumatically controlled travel switch and the second pneumatically controlled travel switch are located on the moving path of the sliding platform.

[0012] Furthermore, it also includes: a locking mechanism arranged on the lifting platform and used to lock or release the transport vehicle.

[0013] Furthermore, the clamp includes: a positioning pin, a pin cylinder arranged on the frame and used to clamp or release the workpiece, and a lifting cylinder arranged on the frame and used to support and lift the workpiece.

[0014] The beneficial effects of the semi-automatic conveyor line provided by the present invention are as follows: compared with the prior art, the semi-automatic conveyor line provided by the present invention has a lifting mechanism on the frame, which can lift or lower the lifting platform; a track is provided on the lifting platform, and a conveyor vehicle is slid on the track; the workpiece can be placed on the conveyor vehicle and conveyed with the conveyor vehicle, and conveying the workpiece is very convenient; when the workpiece is conveyed to the desired position with the conveyor vehicle, the clamp on the frame can fix the workpiece; so that the user can fix the workpiece at the desired position. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional schematic diagram of a lifting platform and a lifting mechanism provided in an embodiment of the present invention;

[0016] Figure 2 for Figure 1 The enlarged schematic diagram at A in the middle;

[0017] Figure 3 for Figure 2 The enlarged schematic diagram at C in the middle;

[0018] Figure 4 for Figure 1 The enlarged schematic diagram of point B in the middle;

[0019] Figure 5 A three-dimensional schematic diagram of a transport vehicle provided by an embodiment of the present invention;

[0020] Figure 6 for Figure 5 The enlarged schematic diagram at D in the middle;

[0021] Figure 7 for Figure 5 The enlarged schematic diagram at E in the middle;

[0022] Figure 8 A three-dimensional schematic diagram of a clamp provided in an embodiment of the present invention.

[0023] Among them, the reference numerals in the figure are:

[0024] 1-frame; 21-lifting platform; 22-track; 23-locking mechanism; 3-transport vehicle; 31-driving trolley; 311-concave cavity; 312-first roller; 32-driven trolley; 321-clamping piece; 322-second roller; 33-power mechanism; 331-motor; 332-sprocket; 333-chain; 34-first telescopic cylinder; 35-second telescopic cylinder; 4-lifting mechanism; 41-X-type scissors fork; 411-first support rod; 412-second support rod; 42-first slide rail; 43-second slide rail; 44-sliding platform; 45-power source; 461-first pneumatic travel switch; 462-second pneumatic travel switch; 5-clamp; 51-locating pin; 52-lifting cylinder; 53-hand-operated pneumatic logic valve. DETAILED DESCRIPTION

[0025] It should be noted that the specific embodiments are only used to explain the present invention, and are not used to limit the present invention.

[0026] It should be noted that, in the description of the embodiments of the present application, unless otherwise specified, " / " means or, for example, A / B can mean A or B; "and / or" in this article is only a description of the association relationship of associated objects, indicating that there can be three relationships, for example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone. Among them, A and B can be singular or plural respectively.

[0027] It should be noted that when an element is referred to as being "fixed on" or "set on" another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" or "connected to" another element, it may be directly connected to the other element or indirectly connected to the other element. When an element is referred to as being "fixed on" or "set on" another element, it may be directly on the other element or indirectly on the other element.

[0028] It should be noted that the directions or positional relationships indicated by terms such as “length”, “width”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside” and “outside” are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limiting the present invention.

[0029] It should be noted that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0030] It should be noted that the term "plurality" means two or more than two, unless otherwise clearly and specifically defined.

[0031] Please also read Figures 1 to 8 The semi-automatic conveyor line provided by the present invention is now described. The semi-automatic conveyor line includes: a frame 1, a lifting platform 21, a lifting mechanism 4 arranged on the frame 1 and used to drive the lifting platform 21 to rise and fall, a track 22 arranged on the top of the lifting platform 21, a conveying vehicle 3 slidably arranged on the track 22 and used to convey workpieces, and a fixture 5 arranged on the frame 1 and used to fix the workpiece.

[0032] In this way, a lifting mechanism 4 is provided on the frame 1, and the lifting mechanism 4 can lift or lower the lifting platform 21; a track 22 is provided on the lifting platform 21, and the conveying vehicle 3 is slid on the track 22; the workpiece can be placed on the conveying vehicle 3 and transported with the conveying vehicle 3, and it is very convenient to transport the workpiece; when the workpiece is transported to the desired position with the conveying vehicle 3, the clamp 5 on the frame 1 can fix the workpiece; so that the user can fix the workpiece at the desired position.

[0033] In one embodiment, the workpiece can pass through multiple workstations in sequence along with the conveyor vehicle 3, and the fixture 5 can position and fix the workpieces at different workstations respectively.

[0034] In one embodiment, the track 22 extends in a horizontal straight direction. In one embodiment, the number of the track 22 is two. In one embodiment, the two tracks 22 are arranged in parallel.

[0035] In one embodiment, after the workpiece is transported to a predetermined position by the transport vehicle 3 , the clamp 5 on the frame 1 can fix the workpiece.

[0036] For further information, see Figures 1 to 8As a specific embodiment of the semi-automatic conveyor line provided by the present invention, the conveyor 3 includes: a driving trolley 31, a driven trolley 32 connected to the driving trolley 31, and a power mechanism 33 arranged on the driving trolley 31 and used to drive the driving trolley 31 to move; the driving trolley 31 is slidably arranged on the track 22 through the first roller 312, and the driven trolley 32 is slidably arranged on the track 22 through the second roller 322. In this way, the power mechanism 33 can drive the driving trolley 31 to slide along the track 22; the driving trolley 31 can drive the driven trolley 32 to slide along the track 22.

[0037] In one embodiment, there are two driven carts 32 , and the driving cart 31 is located between the two driven carts 32 .

[0038] In one embodiment, the driving trolley 31 and the driven trolley 32 are respectively provided with multi-model plug-in blocks to adapt to the fixation of workpieces of different models.

[0039] In one embodiment, the transport vehicle 3 can be pushed by a power mechanism 33 or by a user.

[0040] For further information, see Figures 1 to 8 As a specific embodiment of the semi-automatic conveyor line provided by the present invention, the power mechanism 33 includes: a motor 331 with an output shaft, a sprocket 332 drivingly connected to the first roller 312, and a chain 333 drivingly connected to the output shaft and the sprocket 332. In this way, the motor 331 can drive the chain 333 to move in a circular motion, the chain 333 can drive the sprocket 332 to rotate, the sprocket 332 can drive the first roller 312 to rotate, and the first roller 312 can slide along the track 22 to drive the driving trolley 31 to slide.

[0041] For further information, see Figures 1 to 8 As a specific embodiment of the semi-automatic conveyor line provided by the present invention, the driving trolley 31 and the driven trolley 32 are detachably fixedly connected. In this way, the connection and separation between the driving trolley 31 and the driven trolley 32 are very convenient.

[0042] For further information, see Figures 1 to 8 As a specific embodiment of the semi-automatic conveyor line provided by the present invention, a cavity 311 is provided on the driving trolley 31, and a clamping member 321 is provided on the driven trolley 32, which is clamped in the cavity 311. In this way, the clamping member 321 is clamped in the cavity 311 to realize the connection between the driving trolley 31 and the driven trolley 32.

[0043] In one embodiment, the cavity 311 is shaped as a C-shaped groove.

[0044] In one embodiment, a wheel body is provided on the clamping member 321. In this way, when the clamping member 321 is clamped into the concave cavity 311, the wheel body can slide in along the inner wall of the concave cavity 311. In one embodiment, the edge of the concave cavity 311 has a chamfer for the clamping member 321 to be clamped in.

[0045] For further information, see Figures 1 to 8 As a specific embodiment of the semi-automatic conveyor line provided by the present invention, it also includes: a first telescopic cylinder 34 provided on the driving trolley 31 and used to support the workpiece, and a second telescopic cylinder 35 provided on the trolley and used to support the workpiece. In this way, the first telescopic cylinder 34 and the second telescopic cylinder 35 can support the workpiece and lift (or lower) the workpiece.

[0046] For further information, see Figures 1 to 8 As a specific embodiment of the semi-automatic conveyor line provided by the present invention, the lifting mechanism 4 includes: an X-shaped scissor fork 41, a first slide rail 42 arranged on the frame 1, a sliding platform 44 slidably arranged on the first slide rail 42, a second slide rail 43 arranged on the lifting platform 21 and parallel to the first slide rail 42, and a power source 45; the X-shaped scissor fork 41 includes: a first support rod 411 and a second support rod 412 rotatably arranged on the first support rod 411; the bottom end of the first support rod 411 is rotatably connected to the sliding platform 44, and the top end of the first support rod 411 is rotatably connected to the lifting platform 21; the top end of the second support rod 412 is slidably arranged on the second slide rail 43, and the bottom end of the second support rod 412 is rotatably connected to the frame 1; the power source 45 is arranged on the frame 1 and can push the sliding platform 44 to slide. In this way, when the power source 45 pushes the sliding platform 44 to slide, the angle between the first support rod 411 and the second support rod 412 changes and lifts (or lowers) the lifting platform 21.

[0047] In one embodiment, there are multiple X-shaped scissor forks 41 .

[0048] In one embodiment, the first support rod 411 is rotatably arranged on the second support rod 412 around the first axis. In one embodiment, the bottom end of the first support rod 411 is rotatably connected to the sliding table 44 around the second axis. In one embodiment, the top end of the first support rod 411 is rotatably connected to the lifting platform 21 around the third axis. In one embodiment, the bottom end of the second support rod 412 is rotatably connected to the frame 1 around the fourth axis. In one embodiment, the first axis, the second axis, the third axis, and the fourth axis are arranged in parallel. In one embodiment, the first axis, the second axis, the third axis, and the fourth axis are respectively arranged horizontally.

[0049] In one embodiment, the lifting mechanism 4 can also lift the lifting platform 21 by means of a cylinder.

[0050] For further information, see Figures 1 to 8As a specific embodiment of the semi-automatic conveyor line provided by the present invention, it also includes: a first pneumatic travel switch 461 and a second pneumatic travel switch 462; the first pneumatic travel switch 461 and the second pneumatic travel switch 462 are located on the moving path of the sliding table 44. In this way, the user can judge whether the sliding table 44 has slid to the limit position through the first pneumatic travel switch 461 and the second pneumatic travel switch 462.

[0051] For further information, see Figures 1 to 8 As a specific embodiment of the semi-automatic conveyor line provided by the present invention, it also includes: a locking mechanism 23 arranged on the lifting platform 21 and used to lock or release the conveying vehicle 3. In this way, the conveying vehicle 3 can be locked or released by the locking mechanism 23.

[0052] In one embodiment, the locking mechanism 23 is a locking cylinder. A hook body is connected to the telescopic portion of the locking cylinder, and the locking cylinder can hook the transport vehicle 3 through the hook body when the locking cylinder is telescopic.

[0053] For further information, see Figures 1 to 8 As a specific embodiment of the semi-automatic conveyor line provided by the present invention, the fixture 5 includes: a positioning pin 51, a pin cylinder provided on the frame 1 and used to clamp or release the workpiece, and a lifting cylinder 52 provided on the frame 1 and used to support and lift the workpiece. In this way, the positioning pin 51 can position the workpiece, the pin cylinder can clamp or fix the workpiece, and the lifting cylinder 52 can lift or lower the workpiece to adjust the position.

[0054] In one embodiment, a hand-operated pneumatic logic valve 53 is provided on the frame 1 , and the user can control the pin cylinder and / or the lifting cylinder 52 through the hand-operated pneumatic logic valve 53 .

[0055] In one embodiment, it further includes: a triplex for providing an air source.

[0056] In one embodiment, the workflow is as follows: S1, the fixture unit is in place; S2, the body workpiece (front cabin, front floor, rear floor) is placed manually; S3, the fixture is clamped; S4, the welding is performed manually with a welding clamp; S5, the fixture is opened; S6, the transport trolley unit is lifted; S7, the scissor fork lifter lifts the trolley and the body workpiece; S8, the auxiliary cylinder is clamped and the trolley locking cylinder is opened; S9, the driving trolley 31 motor is started to transport the workpiece to the next station; S10, the auxiliary cylinder is opened and the trolley locking cylinder is clamped; S11, the fixture unit is in place; S12, the scissor fork lifter lowers the body workpiece to the fixture; S13, the transport trolley unit is lowered; S14, the trolley locking cylinder is opened; S15, the driving trolley motor is started to return to the previous station; S16, the trolley locking cylinder is clamped. This completes a cycle.

[0057] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principles of the present invention. These improvements and substitutions should also be regarded as the scope of protection of the present invention.

Claims

1. A semi-automatic conveyor line, characterized in that: include: A frame, a lifting platform, a lifting mechanism arranged on the frame and used to drive the lifting platform to rise and fall, a track arranged on the top of the lifting platform, a conveying vehicle slidably arranged on the track and used to convey workpieces, and a clamp arranged on the frame and used to fix the workpieces.

2. The semi-automatic conveyor line according to claim 1, characterized in that: The transport vehicle includes: a driving trolley, a driven trolley connected to the driving trolley, and a power mechanism arranged on the driving trolley and used to drive the driving trolley to move; the driving trolley is slid on the track through a first roller, and the driven trolley is slid on the track through a second roller.

3. The semi-automatic conveyor line according to claim 2, characterized in that: The power mechanism includes: a motor with an output shaft, a sprocket drivingly connected to the first roller, and a chain drivingly connected to the output shaft and the sprocket.

4. The semi-automatic conveyor line according to claim 2, characterized in that: The driving trolley and the driven trolley are detachably fixedly connected.

5. The semi-automatic conveyor line according to claim 4, characterized in that: The driving trolley is provided with a concave cavity, and the driven trolley is provided with a clamping piece clamped in the concave cavity.

6. The semi-automatic conveyor line according to claim 2, characterized in that: Also includes: a first telescopic cylinder disposed on the driving trolley and used for supporting the workpiece, and a second telescopic cylinder disposed on the slave trolley and used for supporting the workpiece.

7. The semi-automatic conveyor line according to claim 1, characterized in that: The lifting mechanism includes: an X-shaped scissors fork, a first slide rail arranged on the frame, a sliding platform slidably arranged on the first slide rail, a second slide rail arranged on the lifting platform and parallel to the first slide rail, and a power source; the X-shaped scissors fork includes: a first support rod and a second support rod rotatably arranged on the first support rod; the bottom end of the first support rod is rotatably connected to the sliding platform, and the top end of the first support rod is rotatably connected to the lifting platform; the top end of the second support rod is slidably arranged on the second slide rail, and the bottom end of the second support rod is rotatably connected to the frame; the power source is arranged on the frame and can push the sliding platform to slide.

8. The semi-automatic conveyor line according to claim 7, characterized in that: Also includes: A first pneumatically controlled travel switch and a second pneumatically controlled travel switch; the first pneumatically controlled travel switch and the second pneumatically controlled travel switch are located on a moving path of the sliding platform.

9. The semi-automatic conveyor line according to any one of claims 1 to 8, characterized in that: Also includes: A locking mechanism is arranged on the lifting platform and is used to lock or release the transport vehicle.

10. The semi-automatic conveyor line according to any one of claims 1 to 8, characterized in that: The clamp comprises: a positioning pin, a pin cylinder arranged on the frame and used for clamping or releasing the workpiece, and a lifting cylinder arranged on the frame and used for supporting and lifting the workpiece.

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