Horizontal rotation positioning clamp
By designing a horizontal rotary positioning fixture and utilizing a combination of a power-assisted robotic arm and a cylinder, the fixture achieves multi-functionality, solving the problem of insufficient flexibility in existing fixtures, expanding its application range, and adapting to modern processing needs.
Patent Information
- Application Number
- CN202520043832.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-09
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2035-01-09
AI Technical Summary
Existing fixtures lack flexibility, are difficult to adapt to the diverse and complex modern machining needs, and have limited applicability.
A horizontal rotary positioning fixture was designed. By combining a robotic arm, a cylinder, and a rotating sleeve, it can achieve the functions of clamping, rotating, and centering materials, thereby enhancing the flexibility and applicability of the fixture.
It achieves stable clamping, centering, and horizontal rotation of materials, adapting to diverse and complex processing needs and expanding the applicability of the fixture.
Smart Images
Figure CN223591870U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of automobile manufacturing, especially to a horizontal rotary positioning fixture. BACKGROUND
[0002] In the automobile manufacturing industry, the production process of automobiles is highly dependent on automation and precision machining technology. As a key tool for ensuring accurate positioning and firm clamping of materials, fixtures play a crucial role.
[0003] Current fixtures generally use electric suction cups to suck materials, and then use power-assisted mechanical arms to transport the materials. These fixtures have relatively single functions, only clamping, and cannot rotate horizontally, lacking flexibility. The design of such fixtures is usually targeted at specific types of machining tasks and can only provide efficient clamping and positioning functions in specific application scenarios. With the pursuit of customization and diversification in the automobile manufacturing industry, current fixtures lack flexibility and cannot meet the diversified and complex modern machining demands, which has certain limitations and limited application scope. SUMMARY
[0004] To overcome the limitations of current fixtures, such as lack of flexibility, difficulty in meeting diversified and complex modern machining demands, and limited application scope, the utility model provides a horizontal rotary positioning fixture.
[0005] The technical scheme is as follows: a horizontal rotary positioning fixture includes a power-assisted mechanical arm, a mounting disc, a first air cylinder, a rotating block, a mounting plate, a rotating sleeve, a mounting rod, a ball, a bidirectional air cylinder, a sliding plate, and a clamp plate. The execution end of the power-assisted mechanical arm is connected with the mounting disc. The first air cylinder is installed at the bottom of the mounting disc. The rotating block is rotatably connected to the extension rod of the first air cylinder. The mounting plate is connected to the bottom of the rotating block. The rotating sleeve is connected to the top of the mounting plate. The rotating sleeve has a spiral groove on the outside. The mounting rod is connected to the bottom of the mounting disc. The ball is rotatably connected to the mounting rod. The ball is located in the spiral groove. The bidirectional air cylinder is installed on the left and right sides of the top of the mounting plate. The sliding plate is slidably connected to the front and rear sides of the mounting plate. The extension rod of the bidirectional air cylinder is connected with the sliding plate. The clamp plate is connected to the two sliding plates on the front side. The clamp plate is also connected to the two sliding plates on the rear side.
[0006] In one embodiment, the fixture also includes a centering mechanism. The centering mechanism includes a push plate, a sliding shaft, and a driving assembly. The push plate is slidably connected to the left and right sides of the clamp plate. The sliding shaft is connected to the push plate. The clamp plate has a horizontal opening. The sliding shaft is located in the horizontal opening. The driving assembly drives the push plate to move and push the material, thereby centering the material.
[0007] In one of the embodiments, the driving assembly comprises connecting plates, second air cylinders and moving plates, the connecting plates are connected between the two front sliding plates, the connecting plates are also connected between the two rear sliding plates, the second air cylinders are installed on the connecting plates, the moving plates are connected to the telescopic rods of the second air cylinders, the moving plates are slidingly connected with the sliding plates, the moving plates are provided with inclined openings on the left and right sides, and the sliding shafts are located in the inclined openings.
[0008] In one of the embodiments, the supporting mechanism comprises third air cylinders, movable plates and supporting rods, the third air cylinders are installed on the bottom of the clamping plates, the movable plates are connected to the telescopic rods of the third air cylinders, and the supporting rods for supporting the materials are connected to the bottom of the movable plates.
[0009] In one of the embodiments, the sliding plates are slidingly connected with guide rods, and the guide rods are connected with the movable plates.
[0010] In one of the embodiments, the bottom of the clamping plate is provided with a containing groove for containing the supporting rod.
[0011] The beneficial effects are as follows: 1. The telescopic rods of the bidirectional air cylinders can drive the two clamping plates to move towards each other to clamp and position the materials, the telescopic rods of the first air cylinders can drive the rotating sleeve to move downwards, the balls roll in the spiral grooves, the rotating sleeve rotates, and the rotating sleeve rotates the materials horizontally to adapt to the diversified and complicated modern processing requirements and have a wider application range.
[0012] 2. The push plate can push the materials to center the materials and make the materials located in the middle position of the clamping plates, so that the clamping force on the two sides of the clamping plates is uniform, and the stability of the materials is ensured. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is a three-dimensional structure schematic view of the utility model.
[0014] Figure 2 It is a three-dimensional structure schematic view of the rotating sleeve, the bidirectional air cylinder and the sliding plate of the utility model.
[0015] Figure 3 It is a three-dimensional structure schematic view of the rotating sleeve, the spiral groove and the mounting rod of the utility model.
[0016] Figure 4 It is a three-dimensional structure schematic view of the mounting rod and the ball of the utility model.
[0017] Figure 5 It is a sectional view of the mounting plate and the rotating sleeve of the utility model.
[0018] Figure 6 It is a three-dimensional structure schematic view of the centering mechanism of the utility model.
[0019] Figure 7 It is the three-dimensional structure schematic view of the push plate, sliding shaft and horizontal opening of the utility model.
[0020] Figure 8 It is the three-dimensional structure schematic view of the bearing mechanism of the utility model.
[0021] Figure 9 It is the three-dimensional structure schematic view of the guide rod of the utility model.
[0022] In the drawing, it is marked as: 1 - power-assisted mechanical arm, 2 - mounting disc, 3 - first cylinder, 4 - rotating block, 5 - mounting plate, 6 - rotating sleeve, 7 - spiral groove, 8 - mounting rod, 9 - ball, 10 - two-way cylinder, 11 - sliding plate, 12 - clamping plate, 13 - push plate, 14 - sliding shaft, 15 - horizontal opening, 16 - connecting plate, 17 - second cylinder, 18 - moving plate, 19 - inclined opening, 20 - third cylinder, 21 - movable plate, 22 - supporting rod, 23 - guide rod. DETAILED DESCRIPTION
[0023] The utility model will be further described below in combination with the embodiment shown in the drawings.
[0024] As Figures 1-5 shown, a horizontal rotary positioning clamp, including power-assisted mechanical arm 1, mounting disc 2, first cylinder 3, rotating block 4, mounting plate 5, rotating sleeve 6, mounting rod 8, ball 9, two-way cylinder 10, sliding plate 11 and clamping plate 12, the execution end of power-assisted mechanical arm 1 is connected with mounting disc 2, the bottom middle of mounting disc 2 is installed with first cylinder 3 through bolt, the lower end of the telescopic rod of first cylinder 3 is rotatably connected with rotating block 4, the bottom of rotating block 4 is connected with mounting plate 5 through bolt, the top middle of mounting plate 5 is connected with rotating sleeve 6, first cylinder 3 is located in rotating sleeve 6, spiral groove 7 is opened outside rotating sleeve 6, the bottom of mounting disc 2 is connected with four mounting rods 8 evenly and spacedly in circumference, the side of mounting rod 8 towards rotating sleeve 6 is rotatably connected with ball 9, ball 9 is located in spiral groove 7, and ball 9 can move in spiral groove 7, the top left and right sides of mounting plate 5 are both installed with two-way cylinder 10 through bolt, the front and rear sides of mounting plate 5 are both symmetrically slidably connected with sliding plate 11, the telescopic rod of two-way cylinder 10 is connected with sliding plate 11, the rear side of the two sliding plates 11 of front side is jointly connected with clamping plate 12, and the front side of the two sliding plates 11 of rear side is also jointly connected with clamping plate 12.
[0025] At the beginning, the telescopic rod of the bidirectional air cylinder 10 is in an elongated state; the workers control the power-assisted mechanical arm 1 to drive the clamping plates 12 to move, move the two clamping plates 12 to the periphery of the material, then control the telescopic rod of the bidirectional air cylinder 10 to shorten, drive the two clamping plates 12 to move towards each other, clamp and position the material, then control the power-assisted mechanical arm 1 to drive the clamping plates 12 to move, carry the material to the designated position, if it is necessary to rotate the material horizontally, the workers can control the telescopic rod of the first air cylinder 3 to elongate, drive the rotating block 4, the mounting plate 5 and the rotating sleeve 6 to move downwards, the balls 9 roll in the spiral grooves 7, the rotating sleeve 6 rotates, the rotating sleeve 6 drives the mounting plate 5 to rotate, thereby driving the material to rotate horizontally, to adapt to the diversified and complex modern processing requirements, and the application range is wider.
[0026] As shown in Figure 6 and Figure 7 , it also comprises a centering mechanism, the centering mechanism comprises a push plate 13, a sliding shaft 14 and a driving assembly, the clamping plates 12 are both slidably connected with the push plates 13 on the left and right sides, the push plates 13 are both connected with the sliding shafts 14, the clamping plates 12 are both provided with horizontal openings 15, the sliding shafts 14 are located in the horizontal openings 15, and the driving assembly is used for driving the push plates 13 to move, so that the push plates 13 push the material and center the material.
[0027] As shown in Figure 6 , the driving assembly comprises a connecting plate 16, a second air cylinder 17 and a moving plate 18, the connecting plate 16 is connected between the two front sliding plates 11, the connecting plate 16 is also connected between the two rear sliding plates 11, the second air cylinders 17 are both installed at the bottom middles of the connecting plates 16 through bolts, the moving plates 18 are both connected to the lower ends of the telescopic rods of the second air cylinders 17, the moving plates 18 are slidably connected with the sliding plates 11, the moving plates 18 are both provided with inclined openings 19 on the left and right sides, and the sliding shafts 14 are located in the inclined openings 19.
[0028] After the two clamping plates 12 move to the periphery of the material, the telescopic rod of the second air cylinder 17 is controlled to elongate, drive the moving plates 18 to move downwards, the moving plates 18 drive the sliding shafts 14 on the left and right sides to move towards each other through the inclined openings 19, thereby drive the push plates 13 on the left and right sides to move towards each other, the push plates 13 can push the material, center the material, make the material located at the middle position of the clamping plates 12, avoid uneven distribution of clamping force on the left and right sides of the clamping plates 12, and ensure the stability of the material.
[0029] As shown in Figure 8As shown, the supporting mechanism comprises a third cylinder 20, a movable plate 21 and a supporting rod 22, the third cylinder 20 is arranged on the middle of the bottom of the clamping plate 12 through bolts, the movable plate 21 is connected to the telescopic rod of the third cylinder 20, the supporting rod 22 is evenly and spacedly connected to the bottom of the movable plate 21, the accommodating grooves for accommodating the supporting rod 22 are evenly and spacedly arranged on the bottom of the clamping plate 12, the clamping plate 12 can be in contact with the ground when clamping the material, the accommodating grooves can accommodate the supporting rod 22, so that the supporting rod 22 is prevented from contacting the ground.
[0030] As shown, Figure 9 As shown, the guide rod 23 is slidably connected to the lower part of the sliding plate 11, and the guide rod 23 is connected to the movable plate 21.
[0031] The staff controls the telescopic rod of the third cylinder 20 to extend, drives the two movable plates 21 to move in the direction away from each other, thereby drives the supporting rod 22 to move, moves the supporting rod 22 away from the lower part of the clamping plate 12, prevents the supporting rod 22 from colliding with the material, controls the telescopic rod of the third cylinder 20 to shorten after the clamping plate 12 clamps the material, drives the two movable plates 21 to move in the direction close to each other, thereby drives the supporting rod 22 to move, moves the supporting rod 22 to the lower part of the material, and the supporting rod 22 can support the material, prevents the material from falling, and the guide rod 23 can guide the movable plate 21, so that the movable plate 21 moves more stably.
[0032] The above only describes the embodiment of the present application, and is not used to limit the present application. Any equivalent replacement within the principle of the present application should be included in the protection scope of the present application. The contents not described in detail in the present application are the existing technology known by the technical personnel in the field.
Claims
1. A horizontal rotary positioning fixture, comprising a power-assisted mechanical arm (1) and a mounting disc (2), the mounting disc (2) being connected to the execution end of the power-assisted mechanical arm (1), characterized in that, The utility model also includes first air cylinder (3), rotating block (4), mounting plate (5), rotating sleeve (6), mounting rod (8), ball (9), two -way cylinder (10), slide plate (11) and clamping plate (12), the bottom of mounting disc (2) is installed with first air cylinder (3), the telescopic rod of first air cylinder (3) is connected with rotating block (4) rotationally, the bottom of rotating block (4) is connected with mounting plate (5), the top of mounting plate (5) is connected with rotating sleeve (6), the outside of rotating sleeve (6) is provided with spiral groove (7), the bottom of mounting disc (2) is connected with mounting rod (8), the rotating sleeve (6) is provided with spiral groove (7), the top of mounting plate (5) is installed with two -way cylinder (10) left and right sides, the front and rear sides of mounting plate (5) are slidably connected with slide plate (11) left and right sides, the telescopic rod of two -way cylinder (10) is connected with slide plate (11), the slide plate (11) of front side is connected with clamping plate (12) jointly, the slide plate (11) of rear side is also connected with clamping plate (12) jointly.
2. A horizontal rotary positioning fixture as claimed in claim 1, characterized in that The utility model also includes centering mechanism, and the centering mechanism includes push plate (13), slide shaft (14) and drive assembly, the left and right sides of clamping plate (12) are slidably connected with push plate (13), the push plate (13) is connected with slide shaft (14), the push plate (13) is connected with slide shaft (14), the horizontal opening (15) is formed in the push plate (13), the slide shaft (14) is located in the horizontal opening (15), and the drive assembly is used to drive the push plate (13) to move, so that the push plate (13) pushes the material, and the material is centered.
3. A horizontal rotary positioning fixture as claimed in claim 2, characterized in that The drive assembly includes connecting plate (16), second air cylinder (17) and moving plate (18), the connecting plate (16) is connected between the slide plate (11) of front side, the connecting plate (16) is also connected between the slide plate (11) of rear side, the second air cylinder (17) is installed on the connecting plate (16), the telescopic rod of second air cylinder (17) is connected with moving plate (18), the moving plate (18) is slidably connected with slide plate (11), and the left and right sides of moving plate (18) are provided with inclined opening (19), and the slide shaft (14) is located in the inclined opening (19).
4. A horizontal rotary positioning fixture as claimed in claim 3, characterized in that The utility model also includes supporting mechanism, and the supporting mechanism includes third air cylinder (20), movable plate (21) and support rod (22), the third air cylinder (20) is installed at the bottom of clamping plate (12), the telescopic rod of third air cylinder (20) is connected with movable plate (21), and the bottom of movable plate (21) is connected with support rod (22) for supporting the material.
5. A horizontal rotary positioning fixture as claimed in claim 4, characterized in that The utility model also includes guide rod (23), and the guide rod (23) is slidably connected with slide plate (11), and the guide rod (23) is connected with movable plate (21).
6. A horizontal rotary positioning fixture as claimed in claim 5, characterized in that The bottom of clamping plate (12) is provided with containing groove for containing support rod (22).