A quick positioning tool for curved surface molds

Abstract

The utility model relates to the technical field of positioning tooling, specifically a curved mold rapid positioning tooling, including a shell, a table and an auxiliary component, the table being installed on the upper surface of the shell, a controller being installed on the inclined surface of the table, a placement table being installed on the upper surface of the table, a negative pressure cavity being opened on the surface of the placement table, the negative pressure cavity running through the table and the shell, a vacuum machine being installed on the inner wall of the shell, the negative pressure cavity being connected to the vacuum machine, the auxiliary component being arranged on the inner wall of the negative pressure cavity, the auxiliary component including an assembly cylinder, the assembly cylinder being located on the inner wall of the negative pressure cavity. The utility model, by arranging the auxiliary component and the lifting component, enables the equipment to protect the negative pressure cavity on its own surface, thereby reducing the problem of debris falling into the negative pressure cavity during equipment processing, causing damage to the negative pressure cavity, and further improving the protective effect of the equipment's negative pressure cavity against debris.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning tooling, in particular to a quick positioning tooling for a curved surface mould. Background Art

[0002] A positioning tool is a device or tool used to position and fix workpieces in industrial production. Its main functions include the following: precise positioning, ensuring accuracy, reducing errors, improving efficiency, and saving time. In practical applications, positioning tooling is often used in mechanical processing, assembly and other fields. It can be a simple fixture or a complex automated equipment. Its design and selection need to consider factors such as the characteristics of the workpiece, processing requirements, and production environment. Reasonable use of positioning tooling can improve production efficiency, reduce costs, and ensure product quality. In the process of processing curved surface molds, it is often necessary to use positioning tooling to clamp and restrict the workpiece to ensure the stability of the workpiece during processing to ensure the accuracy of the workpiece.

[0003] The prior art includes a utility model with a publication number of CN212310944U, which discloses a rapid positioning tool for milling curved molds. The patent adopts a base box and multiple supporting feet installed at the lower end of the base box. A processing platform is horizontally installed at the upper end of the base box, and a positioning seat is provided at the upper end of the processing platform. Side positioning mechanisms are provided on both sides of the upper end of the positioning seat, and a lower positioning mechanism is provided in the middle of the side positioning mechanism. A milling frame is provided at the rear side of the upper end of the processing platform, and a traveling beam for adjusting the milling position of the curved mold is installed at the upper end of the milling frame, and a CNC milling cutter is movably provided at the lower end of the traveling beam; the side positioning mechanism includes sliding blocks that slide symmetrically on both sides of the upper end of the positioning seat. The utility model is particularly suitable for the processing and positioning of curved molds, has high social use value and application prospects, and solves the problem that traditional mold positioning components cannot adjust the position of the mold placed on the table, and the positioning effect is poor.

[0004] The inventor discovered in his daily work that in the process of using a quick positioning tool to clamp and limit the mold, there is an existing positioning tool such as the above-mentioned one that uses a negative pressure combined with a clamping structure to position the workpiece. Due to the design of the negative pressure structure, a chamber for exhaust is opened in the processing area of ​​the equipment, and because the position of the chamber is lower than the horizontal plane of the processing area, when the equipment completes the processing and takes out the workpiece, the debris remaining on the surface of the equipment is easy to enter the negative pressure chamber, contaminating the negative pressure chamber and damaging the chamber structure, causing the chamber structure to malfunction during use. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that after the equipment completes processing and takes out the workpiece, the debris remaining on the surface of the equipment is easy to enter the negative pressure chamber, pollute the negative pressure chamber and damage the chamber structure, causing the chamber structure to malfunction during use, and to propose a curved mold rapid positioning tooling.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a curved mold rapid positioning tool, including an outer shell, a table and an auxiliary component, the table is installed on the upper surface of the outer shell, a controller is installed on the inclined surface of the table, a placing table is installed on the upper surface of the table, a negative pressure cavity is opened on the surface of the placing table, the negative pressure cavity runs through the table and the outer shell, a vacuum machine is installed on the inner wall of the outer shell, the negative pressure cavity is connected with the vacuum machine, the auxiliary component is arranged on the inner wall of the negative pressure cavity, the auxiliary component includes an assembly cylinder, the assembly cylinder is located on the inner wall of the negative pressure cavity, a guide ring is fixedly connected to the upper surface of the assembly cylinder, a baffle is installed on the inner wall of the assembly cylinder, a card slot is opened on the lower surface of the assembly cylinder, a support frame is installed on the inner wall of the assembly cylinder located in the card slot, a positioning bolt is threadedly connected to the inner wall of the support frame, and a positive magnet is installed on the inner wall of the support frame.

[0007] Preferably, the inner wall of the guide ring is set at an oblique angle, the guide ring is located on the inner wall of the negative pressure chamber, the surface of the baffle plate is provided with air holes, the negative pressure chamber is connected with the air holes, and the oblique angle design of the guide ring can make the upper end of the guide ring fit tightly against the inner surface of the negative pressure chamber, and at the same time, the debris falling into the negative pressure chamber can be guided.

[0008] Preferably, the number of the positioning bolts is six, and the six positioning bolts are arranged in a circular array about the assembly tube. The inner wall of the assembly tube located in the slot is provided with a threaded groove, and the positioning bolts are threadedly connected to the inner wall of the threaded groove. Through the cooperation between the positioning bolts and the support frame, the position of the baffle plate can be limited in the assembly tube, thereby achieving the shielding effect of the baffle plate.

[0009] Preferably, the number of the positive pole magnets is six, and the six positive pole magnets are arranged in a circular array about the assembly tube. Through the cooperation of the assembly tube and the baffle plate, the debris falling into the negative pressure chamber can be blocked and collected, thereby reducing the problem of debris falling into the negative pressure chamber and causing damage to the negative pressure chamber.

[0010] Preferably, the inner wall of the negative pressure chamber is provided with a lifting assembly, and the lifting assembly includes a positioning frame, the positioning frame is installed on the inner wall of the negative pressure chamber, the inner wall of the negative pressure chamber is installed with a guide frame, the lower surface of the positioning frame is bolted with a motor, the driving end of the motor is bolted with a threaded shaft, the surface of the threaded shaft is threadedly connected with a hexagonal top frame, the upper surface of the hexagonal top frame is fixedly connected with a negative pole magnet, and through the cooperation of the motor and the threaded shaft, the hexagonal top frame can be driven to move upward when the power is on.

[0011] Preferably, the motor is electrically connected to the controller, the threaded shaft is rotatably connected to the inner wall of the guide frame, and the hexagonal top frame is slidably connected to the inner wall of the guide frame. The hexagonal top frame can be used to push the auxiliary component upward in conjunction with the negative pole magnet during movement, so that the auxiliary component can be separated from the negative pressure chamber, making it easier for the operator to clean the auxiliary component.

[0012] Preferably, the number of the negative pole magnets is six, and the six negative pole magnets are arranged in a circular array about the threaded shaft. The negative pole magnets are plugged into the inner wall of the support frame, and the negative pole magnets are attracted to the positive pole magnets. Through the cooperation between the negative pole magnets and the positive pole magnets, the position of the auxiliary component can be limited.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] In the utility model, by setting auxiliary components and lifting components, when processing is carried out, the curved surface mold is placed on the placement table, and then the vacuum machine is controlled to work through the controller, and the vacuum machine extracts the air in the negative pressure chamber so that negative pressure is formed in the negative pressure chamber, and then under the action of the negative pressure chamber, the curved surface mold can be preliminarily positioned; after the processing of the mold is completed and the mold is taken out, some debris remaining on the placement table falls into the negative pressure chamber, and the debris passes through the guide ring during the falling process and falls into the collection area formed by the assembly tube and the baffle plate, and at the same time, the debris attached to the wall of the negative pressure chamber falls into the collection area formed by the assembly tube and the baffle plate under the guidance of the guide ring. When the debris in the collection area needs to be cleaned, the controller is operated to turn on the motor, and the motor is energized to drive The threaded shaft is engaged with the hexagonal push rod and pushes the hexagonal push rod upward. With the cooperation of the negative pole magnet, the hexagonal push rod pushes the auxiliary component out of the negative pressure cavity. When the auxiliary component moves to the maximum spacing, the assembly cylinder is held from both sides and pulled upward. The assembly cylinder is pulled by force to pull the support frame, and the support frame pulls the positive pole magnet. The positive pole magnet is pulled away from the negative pole magnet. When the negative pole magnet is completely separated from the support frame, the disassembly of the auxiliary component is completed, and the debris in the auxiliary component can be dumped immediately. By setting the auxiliary component and the lifting component, the equipment can protect the negative pressure cavity on its own surface, thereby reducing the problem of debris falling into the negative pressure cavity during equipment processing, causing damage to the negative pressure cavity, and further improving the protection effect of the negative pressure cavity of the equipment against debris. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional structural schematic diagram of a curved surface mold rapid positioning tooling is proposed for the utility model;

[0016] Figure 2 A schematic cross-sectional structure diagram of a curved surface mold rapid positioning tooling is proposed for the utility model;

[0017] Figure 3 The utility model proposes a curved mold rapid positioning tooling Figure 2 Schematic diagram of the structure at A in the middle;

[0018] Figure 4 A partial structural schematic diagram of a curved surface mold rapid positioning tooling is proposed for the utility model;

[0019] Figure 5 The utility model proposes a curved mold rapid positioning tooling Figure 4 Schematic diagram of the structure at point B in the middle.

[0020] Legend:

[0021] 1. Shell; 2. Table; 3. Controller; 4. Placement table; 5. Negative pressure chamber; 6. Auxiliary components; 61. Assembly cylinder; 62. Guide ring; 63. Shielding plate; 64. Support frame; 65. Positioning bolt; 66. Positive magnet; 7. Lifting assembly; 71. Positioning frame; 72. Guide frame; 73. Motor; 74. Threaded shaft; 75. Hexagonal top frame; 76. Negative magnet. DETAILED DESCRIPTION

[0022] See also Figure 1-5 The utility model provides a technical solution: a curved surface mold rapid positioning tool, including a shell 1, a table 2 and an auxiliary component 6, the table 2 is installed on the upper surface of the shell 1, the inclined surface of the table 2 is installed with a controller 3, the upper surface of the table 2 is installed with a placing table 4, the surface of the placing table 4 is provided with a negative pressure cavity 5, the negative pressure cavity 5 runs through the table 2 and the shell 1, the inner wall of the shell 1 is installed with a vacuum machine, the negative pressure cavity 5 is connected with the vacuum machine, the auxiliary component 6 is arranged on the inner wall of the negative pressure cavity 5, and the inner wall of the negative pressure cavity 5 is provided with a lifting component 7.

[0023] The specific configuration and functions of the auxiliary component 6 and the lifting component 7 are described in detail below.

[0024] In this embodiment: the auxiliary component 6 includes an assembly cylinder 61, which is located on the inner wall of the negative pressure chamber 5, and a guide ring 62 is fixedly connected to the upper surface of the assembly cylinder 61, a baffle plate 63 is installed on the inner wall of the assembly cylinder 61, and a card slot is opened on the lower surface of the assembly cylinder 61, and a support frame 64 is installed on the inner wall of the assembly cylinder 61 located in the card slot, and a positioning bolt 65 is threadedly connected to the inner wall of the support frame 64, and a positive magnet 66 is installed on the inner wall of the support frame 64.

[0025] Specifically, the inner wall of the guide ring 62 is set at an oblique angle, the guide ring 62 is located on the inner wall of the negative pressure chamber 5, and the surface of the baffle plate 63 is provided with air holes, and the negative pressure chamber 5 is connected with the air holes. The oblique angle design of the guide ring 62 can make the upper end of the guide ring 62 fit tightly against the inner surface of the negative pressure chamber 5, and at the same time, the debris falling into the negative pressure chamber 5 can be guided.

[0026] Specifically, there are six positioning bolts 65 , which are arranged in a circular array about the assembly tube 61 . A threaded groove is formed on the inner wall of the assembly tube 61 located in the slot, and the positioning bolts 65 are threadedly connected to the inner wall of the threaded groove.

[0027] In this embodiment, the position of the shielding plate 63 can be limited within the assembly tube 61 through the cooperation of the positioning bolt 65 and the support frame 64 , thereby achieving the shielding effect of the shielding plate 63 .

[0028] Specifically, the number of the positive pole magnets 66 is six, and the six positive pole magnets 66 are arranged in a circular array about the assembly tube 61. Through the cooperation between the assembly tube 61 and the baffle plate 63, the debris falling into the negative pressure chamber 5 can be blocked and collected, thereby reducing the problem of debris falling into the negative pressure chamber 5 and causing damage to the negative pressure chamber 5.

[0029] In this embodiment: the lifting assembly 7 includes a positioning frame 71, the positioning frame 71 is installed on the inner wall of the negative pressure chamber 5, the inner wall of the negative pressure chamber 5 is installed with a guide frame 72, the lower surface of the positioning frame 71 is bolted with a motor 73, the driving end of the motor 73 is bolted with a threaded shaft 74, the surface of the threaded shaft 74 is threadedly connected with a hexagonal top frame 75, and the upper surface of the hexagonal top frame 75 is fixedly connected with a negative pole magnet 76.

[0030] In this embodiment, the motor 73 and the threaded shaft 74 cooperate to drive the hexagonal top frame 75 to move upward when powered.

[0031] Specifically, the motor 73 is electrically connected to the controller 3, the threaded shaft 74 is rotatably connected to the inner wall of the guide frame 72, and the hexagonal top frame 75 is slidably connected to the inner wall of the guide frame 72. The hexagonal top frame 75 can be used to cooperate with the negative pole magnet 76 to push the auxiliary component 6 upward during the movement, so that the auxiliary component 6 can be separated from the negative pressure chamber 5, so that the operator can clean the auxiliary component 6.

[0032] Specifically, the number of the negative pole magnets 76 is six, and the six negative pole magnets 76 are arranged in a circular array about the threaded shaft 74 . The negative pole magnets 76 are plugged into the inner wall of the support frame 64 , and the negative pole magnets 76 are attracted to the positive pole magnets 66 .

[0033] In this embodiment, the position of the auxiliary component 6 can be limited by the cooperation between the negative pole magnet 76 and the positive pole magnet 66 .

[0034] Working principle: After the processing of the mold is completed and the mold is taken out, some debris remaining on the placement table 4 falls into the negative pressure chamber 5. During the falling process, the debris passes through the guide ring 62 and falls into the collection area formed by the assembly tube 61 and the baffle plate. At the same time, the debris attached to the wall of the negative pressure chamber 5 falls into the collection area formed by the assembly tube 61 and the baffle plate under the guidance of the guide ring 62. When the debris in the collection area needs to be cleaned, the controller 3 is operated to turn on the motor 73. The motor 73 is energized to drive the threaded shaft 74. The threaded shaft 74 engages with the hexagonal push rod and pushes the hexagonal push rod upward. The hexagonal push rod, with the cooperation of the negative pole magnet 76, pushes the auxiliary component 6 out of the negative pressure chamber 5. When the auxiliary component 6 moves to the maximum spacing, hold the assembly tube 61 from both sides and pull it upwards. The assembly tube 61 is pulled by force to pull the support frame 64, and the support frame 64 pulls the positive pole magnet 66. The positive pole magnet 66 is pulled away from the negative pole magnet 76. When the negative pole magnet 76 is completely separated from the support frame 64, the disassembly of the auxiliary component 6 is completed, and the debris in the auxiliary component 6 can be dumped. By setting the auxiliary component 6 and the lifting component 7, the equipment can protect the negative pressure cavity 5 on its own surface, thereby reducing the problem of debris falling into the negative pressure cavity 5 during equipment processing, causing damage to the negative pressure cavity 5, and further improving the protection effect of the negative pressure cavity 5 of the equipment against debris.

Claims

1. A curved surface mold rapid positioning tool, comprising a housing (1), a table (2) and an auxiliary component (6), characterized in that: The table (2) is mounted on the upper surface of the outer shell (1); a controller (3) is mounted on the inclined surface of the table (2); a placement table (4) is mounted on the upper surface of the table (2); a negative pressure cavity (5) is provided on the surface of the placement table (4); the negative pressure cavity (5) passes through the table (2) and the outer shell (1); a vacuum machine is mounted on the inner wall of the outer shell (1); the negative pressure cavity (5) is connected to the vacuum machine; the auxiliary component (6) is arranged on the inner wall of the negative pressure cavity (5); the auxiliary component (6) includes a device The assembly tube (61) is located on the inner wall of the negative pressure chamber (5); the upper surface of the assembly tube (61) is fixedly connected with a guide ring (62); the inner wall of the assembly tube (61) is installed with a shielding plate (63); the lower surface of the assembly tube (61) is provided with a slot; the inner wall of the assembly tube (61) located in the slot is installed with a support frame (64); the inner wall of the support frame (64) is threadedly connected with a positioning bolt (65); the inner wall of the support frame (64) is installed with a positive magnet (66).

2. The curved surface mold rapid positioning tool according to claim 1, characterized in that: The inner wall of the guide ring (62) is arranged at an oblique angle, the guide ring (62) is located on the inner wall of the negative pressure chamber (5), an air hole is provided on the surface of the shielding plate (63), and the negative pressure chamber (5) is connected to the air hole.

3. The curved surface mold rapid positioning tool according to claim 1, characterized in that: The number of the positioning bolts (65) is six, and the six positioning bolts (65) are arranged in a circular array about the assembly tube (61). The inner wall of the assembly tube (61) located in the slot is provided with a threaded groove, and the positioning bolts (65) are threadedly connected to the inner wall of the threaded groove.

4. The curved surface mold rapid positioning tool according to claim 1, characterized in that: The number of the positive pole magnets (66) is six, and the six positive pole magnets (66) are arranged in a circular array with respect to the assembly cylinder (61).

5. The curved surface mold rapid positioning tool according to claim 1, characterized in that: The inner wall of the negative pressure chamber (5) is provided with a lifting assembly (7), and the lifting assembly (7) includes a positioning frame (71), and the positioning frame (71) is installed on the inner wall of the negative pressure chamber (5), and the inner wall of the negative pressure chamber (5) is installed with a guide frame (72), and the lower surface of the positioning frame (71) is bolted with a motor (73), and the driving end of the motor (73) is bolted with a threaded shaft (74), and the surface of the threaded shaft (74) is threadedly connected to a hexagonal top frame (75), and the upper surface of the hexagonal top frame (75) is fixedly connected to a negative pole magnet (76).

6. The curved surface mold rapid positioning tool according to claim 5, characterized in that: The motor (73) is electrically connected to the controller (3), the threaded shaft (74) is rotatably connected to the inner wall of the guide frame (72), and the hexagonal top frame (75) is slidably connected to the inner wall of the guide frame (72).

7. The curved surface mold rapid positioning tool according to claim 5, characterized in that: The number of the negative pole magnets (76) is six, and the six negative pole magnets (76) are arranged in a circular array about the threaded shaft (74). The negative pole magnets (76) are plugged into the inner wall of the support frame (64), and the negative pole magnets (76) are attracted to the positive pole magnets (66).

Images