Plate part fixing and rotating device

Abstract

The utility model provides a plate part fixing and rotating device, which belongs to the technical field of clamping and comprises a base (1), a fastening bolt (2), a shaft sleeve (3), a mandrel (4), a limiting piece (5), a sliding gasket (7), a clamping seat (8), a stop pin (9) and a long pin. A transverse guide groove is formed in the upper end of the clamping base (8) and used for installing plate parts, and fixing holes are formed in plates on the two side faces of the guide groove respectively and used for long pins to penetrate through. The four corners of the clamping base (8) are each provided with a through hole and a stop pin hole, and the clamping base can be fixed to the base by penetrating through a stop pin (9). The base is fixed on a working table; the guide hole is located in the center of the base and provided with a mandrel (4). The shaft sleeve (3) is arranged in a guide hole of the base (1); the mandrel is mounted in the shaft sleeve; 360-degree rotation can be realized; the pin column and the product are used for fixing, so that convenient clamping, dismounting and accurate positioning are achieved, and convenient clamping, steering and dismounting of the product can be achieved.

Description

Technical Field

[0001] This invention belongs to the field of clamping technology and relates to a device for fixing and adjusting the posture of plate parts during cleaning, sandblasting, painting and assembly operations, and in particular to a device for fixing and rotating plate parts. Background Technology

[0002] Currently, after a certain product's sheet metal parts are fixed, the cleaning, sandblasting, painting, and assembly processes require manual adjustment of their positions in multiple directions for continuous operation. Adjusting the product's posture is inconvenient: due to the large size and weight of the sheet metal parts, frequent adjustments to the installation state are time-consuming and laborious, and can also easily cause damage to the product's appearance; due to the limited operating space and the product's structure, it is inconvenient and inefficient for operators to hold the corresponding tools and move around the product to adjust its position; and due to the relatively heavy product and fixing device, adjusting the overall relative position of the product and fixing device to the worktable is particularly difficult. Summary of the Invention

[0003] The technical problem solved by this invention is to provide a convenient plate-type part fixing and rotating device. Through the combination of a base assembly, a steering assembly, and a clamping assembly, plate-type parts can be conveniently clamped and their direction can be quickly adjusted. This fixing and rotating device has a stable support, is easy to assemble and disassemble, can rotate 360° horizontally and be fixed in eight directions, is simple to operate, and is suitable for various harsh environments such as cleaning, sandblasting, and painting. It can realize the functions of convenient clamping, turning, and disassembling of products, effectively improving production efficiency and avoiding product damage.

[0004] The fixed rotary device consists of a base assembly, a steering assembly, and a clamping assembly. The base assembly is bolted to the worktable, providing stable and reliable support for the device and the product. The steering assembly connects the base assembly and the clamping assembly, enabling the clamping assembly to rotate freely 360°. The clamping assembly uses pins to fix itself to the product, achieving convenient clamping and disassembly, accurate positioning, significantly improving assembly and disassembly efficiency, and effectively avoiding cosmetic damage during assembly and disassembly.

[0005] A plate-type part fixing and rotating device, characterized in that it includes a base, fastening bolts, bushings, mandrels, limiting plates, sliding washers, clamping seats, stop pins, and long pins; the upper end of the clamping seat has a transverse guide groove for mounting plate-type parts, and the plates on both sides of the guide groove have fixing holes for passing through the long pins; the lower end of the clamping seat is a square plate with a through hole at each of the four corners for the stop pin holes, through which the clamping seat can be fixed to the base; the bottom center of the clamping seat is connected to the top end of the mandrel; the clamping seat is located on the base, with sliding washers between them; the base is placed on a worktable, and the base is provided with fixing holes, rotation positioning holes, and guide holes; the base is fixed to the worktable through the fixing holes and fastening bolts; the guide holes are located at the center of the base and are used to install the mandrel; the rotation positioning holes are evenly distributed on the circumference with the center of the mandrel as the center; the bushing is inserted into the guide hole of the base; the mandrel is installed in the bushing, and the limiting plate is fixed at the bottom end of the mandrel.

[0006] Furthermore, the long pins are boss-shaped columnar structures, and two long pins are inserted into the fixing holes aligned with the side panels of the plate-like parts and the clamping base.

[0007] Furthermore, the plate-shaped part is inserted into the clamping seat of the clamping assembly, and the lower edge of the plate-shaped part mates with the guide groove.

[0008] The technical effects of this invention are:

[0009] 1. The device combines stability and portability, and is applicable to a wide range of scenarios: The base component of this device is fixed with bolts, which provides good stability. It is also easy to disassemble and assemble, and can be moved to different workstations. It is suitable for cleaning, sandblasting, painting and assembly operations, and has strong applicability to multiple scenarios.

[0010] 2. Strong environmental adaptability: The steering component of this device has a unique structure. Instead of using traditional bearing structures, it uses bushings, spindles, limit plates, and polytetrafluoroethylene (PTFE), a high-molecular material with low friction coefficient, to make sliding pads to support the rotating mechanical body. The structure is simple, robust, durable, and highly resistant to adverse environments such as cleaning agents, sand, and paint mist.

[0011] 3. Convenient product clamping and disassembly, and good product protection: The clamping component used in this invention uses positioning pins for clearance clamping, which is simple to operate; the clamping component uses a guide groove design, which can easily and accurately align and achieve quick clamping, saving time and effort; the clamping component is made of aluminum, which has a lower hardness than the product, and all sharp edges and corners are chamfered, rounded, or deburred, ensuring stable clamping and preventing damage to the product's appearance during clamping and disassembly.

[0012] 4. The device is highly maintainable and has good interchangeability of vulnerable parts: The present invention adopts a modular design, and when the components and parts are worn, the corresponding parts can be replaced in a timely manner.

[0013] 5. Strong functional expandability: The present invention adopts a modular design. When the shape of the produced product changes, it is only necessary to design and process the corresponding clamping components according to the shape of the corresponding product to meet the needs of rapid production line switching. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the product installation state according to the present invention;

[0015] Figure 2 This is a schematic diagram showing the components of the present invention in their separated states;

[0016] Figure 3 This is a schematic diagram of the base assembly of the present invention;

[0017] Figure 4 This is a schematic diagram of the steering component of the present invention;

[0018] Figure 5 This is a schematic diagram of the clamping assembly of the present invention;

[0019] Figure 6 This is a three-dimensional structural diagram of the present invention.

[0020] Wherein: 1: base; 2: fastening bolt; 3: bushing; 4: mandrel; 5: limiting plate; 6: cross-slot countersunk screw; 7: sliding washer; 8: clamping seat; 9: stop pin; 10: long pin; 11: internal hex socket head cap screw. Detailed Implementation

[0021] The technical solution of the present invention will be further described in detail below with reference to the accompanying drawings.

[0022] like Figure 2 As shown:

[0023] The base assembly includes a base 1 and fastening bolts 2. The base 1 is connected to the worktable surface by the fastening bolts 2, providing fixation and support for the device and the product as a whole.

[0024] The base 1 is provided with fixing holes, rotation positioning holes and guide holes: the fixing holes are through holes at each of the four corners of the base, which can be fixed to the worktable by fastening bolts; the guide holes are located at the center of the base, and the steering component can be installed; there are a total of 8 rotation positioning holes evenly distributed on the circumference with the center as the center, which can provide the rotation angle fixing point for the clamping component.

[0025] Fastening bolt 2 connects the fixing device to the worktable.

[0026] The steering assembly includes a bushing 3, a spindle 4, a limiting plate 5, a Phillips head countersunk screw 6, and a sliding washer 7. The spindle 4 is installed inside the bushing 3, the limiting plate 5 is installed on the spindle 4 using the Phillips head countersunk screw 6, and the sliding washer 7 is located between the bushing 3 and the clamping assembly.

[0027] The bushing 3 has a cylindrical structure. The outer shaft is assembled with the guide hole of the base 1. The outer shaft has a ring design that protrudes from the cylindrical wall as an upper limit structure, providing upper limit support and rotational guidance for the entire steering assembly. The inner hole is assembled with the spindle 4.

[0028] The spindle has a 4-axis structure with a top disc design and 4 stepped holes for connection with the mounting assembly. The bottom has a threaded hole for connecting the limiting piece 5. The outer shaft is embedded in the bushing 3, and the clearance fit allows for rotational movement.

[0029] The limiting piece 5 is a circular plate structure with a boss, with a hole in the middle and a tapered chamfer at the bottom. It is fixed to the bottom of the spindle 4 with a countersunk screw, serving as the lower limit of the steering assembly to prevent vertical movement.

[0030] The Phillips head countersunk screw 6 is used to fix the limiting piece 5 to the bottom of the spindle 4;

[0031] The sliding pad 7, which isolates the base assembly and clamping assembly, is made of polytetrafluoroethylene (PTFE), possessing high hardness, excellent wear resistance, and a low coefficient of friction, and can provide support and rotational lubrication.

[0032] The clamping assembly includes a clamping base 8, a stop pin 9, a long pin 10, and a hexagon socket head cap screw 11. The bottom end of the clamping base 8 is connected to the steering assembly by the hexagon socket head cap screw 11; the stop pin 9 can be fixed to the base assembly through the clamping base 8 to fix the rotation posture; the long pin 10 cooperates with the clamping base 8 and the product to fix the product.

[0033] The upper end of the clamping base 8 is a guide groove for installing the product. There are two sets of four fixing holes on the side of the guide groove, which can be fixed with long pins 10 to prevent the product from slipping. The lower end is a square plate with one through hole at each of the four corners, which are stop pin holes. The stop pins 9 can be used to fix the clamping base to the corresponding position of the base assembly. The bottom has four threaded holes for connecting the steering assembly (top of the spindle) with screws.

[0034] The stop pin 9 is a boss-shaped column structure used to fix the rotational orientation of the clamping seat 8;

[0035] The long pin 10 has a boss-shaped column structure and is used to fix the product after it is installed on the mounting base 8.

[0036] 11 socket head cap screws, four pieces, for connecting clamping and steering assemblies.

[0037] like Figure 6As shown, a plate-type part fixing and rotating device of the present invention is illustrated. The fixing and rotating device includes a base 1, a fastening bolt 2, a bushing 3, a spindle 4, a limiting piece 5, a cross-slot countersunk screw 6, a sliding washer 7, a clamping seat 8, a stop pin 9, a long pin 10, and an internal hexagon socket head cap screw 11.

[0038] like Figure 3 As shown, the base assembly consists of a base 1 placed on the workbench and fastening bolts 2 that fix the base 1 to the workbench through fixing holes on the base 1.

[0039] like Figure 4 As shown, the steering assembly consists of: bushing 3, spindle 4 which is fitted with the inner hole of bushing 3 with clearance, limiting piece 5 which is fixed to the bottom end of spindle 4 with cross-slot countersunk screw 6, and sliding washer 7.

[0040] like Figure 5 As shown, the clamping assembly consists of: clamp 8, stop pin 9, long pin 10, and socket head cap screw 11.

[0041] The working process and principle of this invention

[0042] like Figure 1 As shown, in the base assembly, the base 1 is connected to the worktable surface by four fastening bolts 2; the bushing 3 in the steering assembly is installed into the guide hole of the base 1; the spindle 4 in the steering assembly is connected to the bottom end of the clamping seat 8 in the clamping assembly by an internal hexagonal head screw 11, and after the clamping seat 8 and the base 1 are spaced apart by a sliding washer 7, the spindle 4 is installed into the bushing 3 (after mating with the base 1); a cross-slot countersunk screw 6 is used to fasten the limiting piece 5 to the bottom end of the spindle 4; the product is installed into the clamping seat 8 of the clamping assembly, and it mates with the guide groove. Two long pins 10 are respectively inserted into the two sets of aligned fixing holes on the side of the product and the clamping seat 8 after mating, to complete the product clamping; the clamping seat 8 with the assembled product is rotated along the horizontal plane to the appropriate position. After the fixing hole of the square plate at the bottom of the clamping seat 8 is aligned with one of the eight rotation positioning holes on the base 1, a stop pin 9 is inserted through the fixing hole into the rotation positioning hole for positioning and fixing.

[0043] The specific working state of the above-mentioned fixed rotary device is as follows:

[0044] 1. Product clamping / unclamping operation

[0045] The product is loaded into the clamping base 8 of the clamping assembly and cooperates with the guide groove. Two long pins 10 are inserted into the two sets of aligned fixing holes on the side of the product after it is fitted with the clamping base 8, thus completing the product clamping operation. The two long pins 10 are removed, and the product is separated from the clamping base 8, thus completing the product disassembly operation.

[0046] 2. Direction adjustment operation

[0047] Pull out the stop pin 9, and the clamping seat 8 can rotate 360° along the horizontal plane. After rotating to the appropriate position, the fixing hole of the square plate at the bottom of the clamping seat 8 is aligned with a certain rotation positioning hole on the base 1. Then, use the stop pin 9 to pass through the fixing hole of the clamping seat 8 and insert it into the rotation positioning hole of the base 1 for positioning and fixing, thus completing the product orientation adjustment operation.

[0048] 3. Replacement of vulnerable parts of the device

[0049] When the device has been used for a long time, and the sliding shim 7 is severely damaged due to wear or contamination, causing the device to rotate poorly, the cross-slot countersunk screw 6 can be loosened, the limiting piece 5 can be removed, the spindle 4 (connected with the clamping seat 8) can be separated from the bushing 3 (which mates with the guide hole of the base 1), the sliding shim 7 can be replaced, the spindle 4 (connected with the clamping seat 8) and the bushing 3 (which mates with the guide hole of the base 1) can be reassembled, the limiting piece 5 can be installed to the bottom end of the spindle 4 and tightened with the cross-slot countersunk screw 6, thus completing the replacement operation of the vulnerable part sliding shim 7.

Claims

1. A device for fixing and rotating plate-like parts, characterized in that, It includes base (1), fastening bolt (2), shaft sleeve (3), mandrel (4), limit sheet (5), sliding gasket (7), clamping seat (8), stop pin (9), long column pin (10); The upper end of the clamping seat (8) has a transverse guide groove for installing plate parts, and the two sides of the guide groove have fixing holes respectively for passing through the long column pin (10); The lower end of the clamping seat (8) is a square plate, each corner has a through hole which is a stop pin hole, and the clamping seat can be fixed to the base by passing through the stop pin (9); The bottom center of the clamping seat (8) is connected to the top end of the mandrel; The clamping seat (8) is located above the base (1), and the two are separated by the sliding gasket (7); The base (1) is placed on the workbench, and the base (1) is provided with fixing holes, rotating positioning holes and guide holes: the base (1) is fixed on the workbench through the fixing holes on the base (1) and the fastening bolt (2); The guide hole is located at the center of the base, and the mandrel (4) is installed; The rotating positioning holes are uniformly distributed on the circumference with the center of the mandrel (4) as the center; The shaft sleeve (3) is installed in the guide hole of the base (1); The mandrel (4) is installed in the shaft sleeve (3), and the limit sheet (5) is fixed at the bottom end of the mandrel (4).

2. A plate workpiece fixing and rotating device according to claim 1, characterized in that, The stop pin (9) is a boss column structure; The fixing hole of the square plate at the bottom end of the clamping seat (8) is aligned with the rotating positioning hole on the base (1), and the stop pin (9) passes through the fixing hole and the rotating positioning hole; Pull out the stop pin (9), and the clamping seat (8) can rotate 360° along the horizontal plane.

3. The apparatus according to claim 1, wherein The long column pin (10) is a boss column structure, and two long column pins (10) are inserted into the fixing holes aligned on the side plates of the plate parts and the clamping seat (8).

4. The apparatus according to claim 1, wherein The sliding gasket is made of high molecular material polytetrafluoroethylene.

5. The apparatus according to claim 1, wherein A cross slot countersunk screw is used to fasten the limit sheet to the bottom end of the mandrel.

6. The apparatus according to claim 1, wherein The mandrel is a shaft structure, and the top end is a disc.

7. The apparatus according to claim 1, wherein The limit sheet is a disc structure with a boss, a hole in the middle and a conical chamfer at the bottom, and is fixed to the bottom of the mandrel (4) by a countersunk screw.

8. The apparatus according to claim 1, wherein The mandrel (4) and the bottom end of the clamping seat (8) are connected by an inner hexagonal cylindrical head screw (11).

9. The apparatus according to claim 1, wherein The plate parts are installed in the clamping seat of the clamping assembly, and the lower edge of the plate parts cooperates with the guide groove.

10. The apparatus of claim 1 wherein: The fixing hole of the base (1) is a through hole at each corner of the base, which is fixed on the workbench by a fastening bolt. ​

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