A purge ring removal tool

Abstract

The utility model relates to the technical field of purge ring maintenance, and more specifically, to a purge ring disassembly tool, comprising a base and at least two positioning members arranged on the top of the base, the positioning members cooperate with the positioning holes at the bottom of the purge ring; and also comprises a plurality of fixing structures for fixing the base, the fixing structures are installed on the base. When in use, the base is first placed in a fixed position, and the base is stably fixed in the fixed position by the fixing structure. After the purge ring is positioned and installed by the positioning member, an operator rotates the top plastic ring of the purge ring, and the purge ring can be disassembled conveniently and stably. The disassembly tool of the utility model improves operability and can realize single-person disassembly work.

Description

Technical Field

[0001] The utility model relates to the technical field of purge ring maintenance, and more specifically, to a purge ring disassembly tool. Background Art

[0002] The automatic spraying line in the second-line painting workshop uses a spraying robot to automatically spray the inner and outer panels. The robot surface will be seriously polluted by paint mist. After each car is sprayed, it needs to enter the washer for cleaning. The core component of the washer is the purge ring, which blows away the pollutants on the robot surface. Due to the presence of paint and solvents, the purge ring needs to be removed and maintained every month to prevent abnormalities such as blockage or leakage.

[0003] The purge ring includes a top plastic ring, a bottom plastic ring and a metal ring. The metal ring is clamped on the outer circumference of the bottom plastic ring. The inner wall of the top plastic ring is threadedly connected to the outer wall of the bottom plastic ring. The bottom of the top plastic ring abuts against the top of the metal ring. The bottom of the bottom plastic ring is provided with four positioning holes. The manufacturer's original purge ring disassembly tool includes a base plate and two positioning pins fixed on the base plate at intervals. The structure is simple, but there are disadvantages such as difficulty in disassembly, long time consumption, inability to fix parts and easy damage to the purge ring, which cannot meet the actual use on site.

[0004] The prior art discloses a double-pin positioning mechanism, including a bottom plate, a fixed pin, a movable pin, a bolt A and a bolt B; a round hole and a waist-shaped hole are provided on the bottom plate; threaded through holes are provided in the fixed pin and the movable pin; the screw of the bolt A passes through the round hole on the bottom plate and is located in the threaded hole of the fixed pin, and the screw of the bolt B passes through the waist-shaped hole on the bottom plate and is located in the threaded hole of the movable pin. This scheme uses the principle of two-pin positioning on one side to position the product. However, when used to disassemble the purge ring, two pins are used to cooperate with the positioning holes at the bottom of the bottom plastic ring, and two operators are required to fix the positioning mechanism and rotate the top plastic ring respectively, which requires high personnel cooperation. Utility Model Content

[0005] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a purge ring disassembly tool, which can be fixedly installed, and an operator can realize single-person disassembly work by rotating the top plastic ring, thereby improving operability.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A purge ring disassembly tool is provided, comprising a base and at least two positioning members arranged on the top of the base, the positioning members cooperate with positioning holes at the bottom of the purge ring; and also comprising a plurality of fixing structures for fixing the base, the fixing structures being installed on the base.

[0008] When using the purge ring disassembly tool of the utility model, the base is first placed in a fixed position, and the base is stably fixed in the fixed position by a fixing structure. After the purge ring is positioned and installed by a positioning member, an operator rotates the top plastic ring of the purge ring to conveniently and stably disassemble the purge ring. The disassembly tool of the utility model improves operability and can realize disassembly work by one person.

[0009] Furthermore, the fixing structure includes a fixing bolt and a fixing nut, one end of the fixing bolt passes through the base and is threadedly connected to the fixing nut. A hole is punched at the fixed position of the base, the fixing bolt passes through the hole at the fixed position and the base, and then the fixing nut is threadedly connected to the fixing bolt. The fixing nut is tightened, so that the base can be stably fixed at the fixed position, reducing the number of operators.

[0010] Furthermore, a slide groove is provided on the top of the base, one end of the positioning member slides in the slide groove, and the other end of the positioning member protrudes from the top surface of the base. By sliding the positioning member, the positions of several positioning members can be adjusted, so that several positioning members match with several positioning holes at the bottom of the purge ring one by one, and the purge ring is positioned and installed on the disassembly tool. In addition, for purge rings of different specifications and sizes, the position of the positioning member can also be adjusted to match them, so as to meet the positioning, installation and disassembly needs of purge rings of different specifications and sizes.

[0011] Furthermore, the positioning member includes a truncated table and a positioning pin fixed to the top of the truncated table, the slide groove includes a first groove and a second groove that are connected, a step is formed between the first groove and the second groove, the truncated table slides in the first groove, the positioning pin slides in the second groove, and the top surface of the truncated table is engaged with the step. In order to position the purge ring on the base, it is necessary to adjust the position of the positioning member so that the positioning pin matches the positioning hole at the bottom of the purge ring, slide the positioning member, and make the truncated table and the positioning pin slide along the first groove and the second groove respectively, and during the sliding process or after sliding into place, the truncated table is engaged with the step, and the truncated table is limited by the step to prevent the positioning member from falling out of the slide groove, thereby ensuring that the purge ring is firmly positioned and installed.

[0012] Furthermore, the slide groove further comprises an embedding groove through which the truncated table can pass, and the first groove and the second groove are respectively connected to the embedding groove. The top surface of the truncated table is not higher than the plane where the step is located, and the positioning member can be operated to slide in the slide groove to a position matching the positioning hole at the bottom of the purge ring.

[0013] Furthermore, four positioning members are provided, thereby further improving the installation stability and balance of the purge ring.

[0014] Furthermore, a clamping mechanism for clamping the metal ring of the purge ring is included, and the clamping mechanism is installed on the base. The metal ring can be clamped on the base by the clamping mechanism, which can effectively prevent the purge ring from being damaged or falling off due to shaking during the disassembly process.

[0015] Furthermore, the clamping mechanism includes an adjusting bolt, a fastening nut, a clamping block and a locking nut. The adjusting bolt is passed through the base and fixed by the fastening nut. One end of the clamping block is rotatably connected to the adjusting bolt. The bottom surface of the other end of the clamping block contacts the metal ring. The adjusting bolt is threadedly connected to the locking nut. The clamping block is located between the fastening nut and the locking nut. The bottom surface of the clamping block abuts against the top surface of the fastening nut, and the top surface of the clamping block abuts against the bottom surface of the locking nut.

[0016] Furthermore, two fastening nuts are provided, and the two fastening nuts are arranged along the axial direction of the adjusting bolt, the bottom surface of one fastening nut contacts the top surface of the base, and the top surface of the other fastening nut contacts the bottom surface of the clamping block.

[0017] Furthermore, the clamping mechanism is provided with at least two groups.

[0018] Compared with the prior art, the purge ring disassembly tool of the utility model has the following beneficial effects:

[0019] The disassembly tool can be fixedly installed, and the operator can realize the disassembly work by one person by turning the top plastic ring, which improves the operability;

[0020] It can be used with purge rings of different sizes through sliding positioning parts;

[0021] The metal ring can be compressed by the compression mechanism, which effectively prevents the purge ring from being damaged or falling off due to shaking during the disassembly process. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the structure of the purge ring disassembly tool in the embodiment of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the base in the embodiment of the utility model;

[0024] Figure 3 for Figure 2 A magnified view of the part A in the middle;

[0025] Figure 4 This is a schematic diagram of the structure of the positioning member in the embodiment of the utility model;

[0026] Figure 5This is a schematic diagram of the structure of the purge ring removal tool in the embodiment of the utility model when in use;

[0027] Figure 6 It is a schematic diagram of the structure of the pressing block in the embodiment of the utility model.

[0028] In the attached drawings: 1-base; 11-slide groove; 111-first groove; 112-second groove; 113-step; 114-embedded groove; 2-fixing structure; 21-fixing bolt; 22-fixing nut 3-positioning member; 31-round table; 32-positioning pin; 4-clamping mechanism; 41-adjusting bolt; 42-fastening nut; 43-clamping block; 44-locking nut; DETAILED DESCRIPTION

[0029] The utility model is further described below in conjunction with specific implementation methods. The drawings are only used for exemplary descriptions, and are only schematic diagrams, not actual pictures, and cannot be understood as limitations on this patent; in order to better illustrate the embodiments of the utility model, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0030] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0031] Embodiment 1

[0032] A purge ring removal tool, such as Figure 1 , Figure 5 As shown, it includes a base 1 and at least two positioning members 3 arranged on the top of the base 1, and the positioning members 3 cooperate with the positioning holes at the bottom of the purge ring; it also includes a plurality of fixing structures 2 for fixing the base 1, and the fixing structures 2 are installed on the base 1.

[0033] When using the above-mentioned purge ring disassembly tool, the base 1 is first placed in a fixed position, and the base 1 is stably fixed in the fixed position by the fixing structure 2. After the purge ring is positioned and installed by the positioning member 3, an operator rotates the top plastic ring of the purge ring to conveniently and stably disassemble the purge ring. The disassembly tool of this embodiment improves operability and can realize single-person disassembly work.

[0034] like Figure 1 , Figure 5 As shown, the fixing structure 2 includes a fixing bolt 21 and a fixing nut 22, and one end of the fixing bolt 21 passes through the base 1 and is threadedly connected with the fixing nut 22. During implementation, a hole is punched at the fixed position of the base 1, and the fixing bolt 21 is passed through the hole at the fixed position and the base 1, and then the fixing nut 22 is threadedly connected with the fixing bolt 21, and the fixing nut 22 is tightened, so that the base 1 can be stably fixed at the fixed position, reducing the number of operators.

[0035] like Figure 1 , Figure 5 As shown, at least two fixing structures 2 are provided, and the at least two fixing structures 2 are diagonally distributed to improve the fixed installation stability of the base 1 .

[0036] It should be noted that the fixing structure 2 may be a hexagon socket bolt, through which the base 1 may be directly fixedly connected to a fixed position such as a floor. Other fixing structures 2 that can realize the fixed installation of the base 1 in this embodiment are applicable to this embodiment.

[0037] The purge ring removal tool of this embodiment is of purely mechanical design, and there is no electrical equipment newly added in the paint spraying room, which meets the safety requirements of explosive environments.

[0038] Embodiment 2

[0039] This embodiment is similar to the first embodiment, except that Figure 1 , Figure 2 As shown, a slide groove 11 is provided on the top of the base 1, one end of the positioning member 3 slides in the slide groove 11, and the other end of the positioning member 3 protrudes from the top surface of the base 1. During implementation, the positions of several positioning members 3 can be adjusted by sliding the positioning member 3, so that the several positioning members 3 match the several positioning holes at the bottom of the purge ring one by one, and the purge ring is positioned and installed on the disassembly tool. In addition, for purge rings of different specifications and sizes, the position of the positioning member 3 can also be adjusted to match them, so as to meet the positioning, installation and disassembly needs of purge rings of different specifications and sizes.

[0040] like Figure 4As shown, the positioning member 3 includes a round table 31 and a positioning pin 32 fixed to the top of the round table 31, the slide groove 11 includes a first groove 111 and a second groove 112 that are connected, and a step 113 is formed between the first groove 111 and the second groove 112. The round table 31 slides in the first groove 111, the positioning pin 32 slides in the second groove 112, and the top surface of the round table 31 is engaged with the step 113, as shown in FIG. Figure 3 During implementation, in order to position and install the purge ring on the base 1, it is necessary to adjust the position of the positioning member 3 so that the positioning pin 32 matches the positioning hole at the bottom of the purge ring, slide the positioning member 3, and make the round table 31 and the positioning pin 32 slide along the first groove 111 and the second groove 112 respectively, and during the sliding process or after sliding into place, the round table 31 is engaged with the step 113, and the round table 31 is limited by the step 113 to prevent the positioning member 3 from falling out of the slide groove 11, so as to ensure that the purge ring is firmly positioned and installed.

[0041] Specifically, Figure 3 As shown, the chute 11 also includes an embedding groove 114 for the truncated platform 31 to pass through, and the first groove 111 and the second groove 112 are respectively connected to the embedding groove 114. During implementation, the end of the positioning member 3 provided with the truncated platform 31 is aligned with the embedding groove 114 and then inserted into the embedding groove 114 until the top surface of the truncated platform 31 is not higher than the plane where the step 113 is located. At this time, the positioning member 3 can be operated to slide in the chute 11 to a position matching the positioning hole at the bottom of the purge ring.

[0042] Specifically, Figure 1 As shown, there are four positioning members 3, and the four positioning members 3 are located on a circle and distributed at four diagonals. The positioning pins 32 respectively located on the four positioning members 3 respectively cooperate with the four positioning holes at the bottom of the purge ring. At this time, the central axes of the four slideways 11 on the horizontal plane intersect at one point, and the intersection is located on the central axis of the purge ring in the vertical direction, ensuring that the four positioning holes on the purge rings of different specifications and sizes can be matched with the four positioning pins 32 respectively by adjusting the position of the positioning members 3. In addition, in this embodiment, compared with the traditional two positioning pins 32, the four positioning members 3 can further improve the installation stability and balance of the purge ring.

[0043] Specifically, the height of the positioning member 3 protruding from the top surface of the base 1 is 6 mm, which can further improve the installation stability and balance of the purge ring, eliminate the abnormality of the purge ring positioning hole slipping during disassembly, resulting in falling off and damage, and reduce equipment loss.

[0044] Embodiment 3

[0045] This embodiment is similar to the first embodiment or the second embodiment, except that Figure 1 , Figure 5As shown, it also includes a clamping mechanism 4 for clamping the metal ring of the purge ring, and the clamping mechanism 4 is installed on the base 1. During implementation, after the purge ring is positioned and installed by the positioning member 3, the metal ring can be clamped on the base 1 by the clamping mechanism 4, which can effectively prevent the purge ring from being damaged or falling off due to shaking during the disassembly process.

[0046] like Figure 1 , Figure 5 As shown, the clamping mechanism 4 includes an adjusting bolt 41, a fastening nut 42, a clamping block 43 and a locking nut 44. The adjusting bolt 41 is passed through the base 1 and fixed by the fastening nut 42. One end of the clamping block 43 is rotatably connected to the adjusting bolt 41, and the bottom surface of the other end of the clamping block 43 contacts the metal ring. The adjusting bolt 41 is threadedly connected to the locking nut 44. The clamping block 43 is located between the fastening nut 42 and the locking nut 44. The bottom surface of the clamping block 43 abuts against the top surface of the fastening nut 42, and the top surface of the clamping block 43 abuts against the bottom surface of the locking nut 44. During implementation, the clamping mechanism 4 is first installed on the base 1, and the locking nut 44 is loosened. The clamping block is provided with a hole for the adjusting bolt 41 to pass through, as shown in FIG. Figure 6 As shown, the clamping block 43 is rotated to prevent the clamping block 43 from interfering with the positioning and installation of the purge ring. The purge ring is positioned and installed on the base 1 through the positioning piece 3. The clamping block 43 is then rotated to make the bottom surface of the clamping block 43 contact the top surface of the metal ring. The locking nut 44 is then tightened to fix the clamping block 43 between the fastening nut 42 and the locking nut 44. The clamping block 43 keeps clamping the metal ring. At this time, the bottom plastic ring and the metal ring of the purge ring are both fixed on the base 1. The operator can separate them by rotating the top plastic ring of the purge ring.

[0047] In this embodiment, the height of the fastening nut 42 is equal to the distance from the top surface of the metal ring to the top surface of the base 1, ensuring that the pressing block 43 can press the metal ring.

[0048] like Figure 1 , Figure 5 As shown, at least two groups of clamping mechanisms 4 are provided, and the two groups of clamping mechanisms 4 are diagonally distributed, so that the clamping effect of the clamping mechanisms 4 on the metal ring is balanced. It should be noted that multiple groups of clamping mechanisms 4 can be provided according to actual needs.

[0049] Embodiment 4

[0050] This embodiment is similar to the third embodiment, except that Figure 1 , Figure 5As shown, two fastening nuts 42 are provided, and the two fastening nuts 42 are arranged along the axial direction of the adjusting bolt 41, the bottom surface of one fastening nut 42 contacts the top surface of the base 1, and the top surface of the other fastening nut 42 contacts the bottom surface of the clamping block 43. During implementation, the adjusting bolt 41 is passed through the base 1 and fixed by a fastening nut 42, and the fastening nut 42 above the fastening nut 42 is used to adjust the height of the clamping block 43 to adapt to the height of the metal ring of the purge ring of different specifications and sizes.

[0051] In the specific contents of the above-mentioned specific implementation methods, the various technical features can be combined in any non-contradictory manner. In order to make the description concise, not all possible combinations of the above-mentioned technical features are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0052] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not intended to limit the implementation methods of the utility model. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is not necessary and impossible to list all the implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A purge ring removal tool, comprising a base (1) and at least two positioning members (3) arranged on the top of the base (1), wherein the positioning members (3) cooperate with positioning holes at the bottom of the purge ring; characterized in that: It also includes a plurality of fixing structures (2) for fixing the base (1), wherein the fixing structures (2) are installed on the base (1).

2. The purge ring removal tool according to claim 1, characterized in that: The fixing structure (2) comprises a fixing bolt (21) and a fixing nut (22); one end of the fixing bolt (21) passes through the base (1) and is threadedly connected to the fixing nut (22).

3. The purge ring removal tool according to claim 1, characterized in that: The top of the base (1) is provided with a slide groove (11), one end of the positioning member (3) slides in the slide groove (11), and the other end of the positioning member (3) protrudes from the top surface of the base (1).

4. The purge ring removal tool according to claim 3, characterized in that: The positioning member (3) comprises a round table (31) and a positioning pin (32) fixed to the top of the round table (31); the slide groove (11) comprises a first groove (111) and a second groove (112) which are connected; a step (113) is formed between the first groove (111) and the second groove (112); the round table (31) slides in the first groove (111); the positioning pin (32) slides in the second groove (112); and the top surface of the round table (31) is engaged with the step (113).

5. The purge ring removal tool according to claim 4, characterized in that: The slide groove (11) further comprises an embedding groove (114) through which the round table (31) can pass, and the first groove (111) and the second groove (112) are respectively connected to the embedding groove (114).

6. The purge ring removal tool according to claim 1, characterized in that: There are four positioning members (3).

7. The purge ring removal tool according to any one of claims 1 to 6, characterized in that: It also comprises a pressing mechanism (4) for pressing the metal ring of the purge ring, and the pressing mechanism (4) is installed on the base (1).

8. The purge ring removal tool according to claim 7, characterized in that: The clamping mechanism (4) comprises an adjusting bolt (41), a fastening nut (42), a clamping block (43) and a locking nut (44); the adjusting bolt (41) is passed through the base (1) and fixed by the fastening nut (42); one end of the clamping block (43) is rotatably connected to the adjusting bolt (41); the bottom surface of the other end of the clamping block (43) contacts the metal ring; the adjusting bolt (41) is threadedly connected to the locking nut (44); the clamping block (43) is located between the fastening nut (42) and the locking nut (44); the bottom surface of the clamping block (43) abuts against the top surface of the fastening nut (42); and the top surface of the clamping block (43) abuts against the bottom surface of the locking nut (44).

9. The purge ring removal tool according to claim 8, characterized in that: There are two fastening nuts (42), and the two fastening nuts (42) are arranged along the axial direction of the adjusting bolt (41), the bottom surface of one fastening nut (42) contacts the top surface of the base (1), and the top surface of the other fastening nut (42) contacts the bottom surface of the clamping block (43).

10. The purge ring removal tool according to claim 7, characterized in that: The clamping mechanism (4) is provided with at least two groups.

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