Universal clamp for angled nozzles

Abstract

The universal clamp comprises a chuck, a first base and a second base, and the first base is connected with the chuck; the first base is connected with the chuck, a plurality of first fixing clamps are arranged on the first base, the first fixing clamps are orthogonally and / or oppositely arranged, the second base is connected with the chuck, a plurality of second fixing clamps are arranged on the second base, and the second fixing clamps are orthogonally and / or oppositely arranged; the first fixing clamps and the second fixing clamps are matched in a one-to-one correspondence mode to clamp the pipe nozzles with angles. The first base and the second base are detachably connected with at least one adjusting plate, each adjusting plate is provided with an adjusting clamp, and the adjusting plates arranged on the first base and the second base correspondingly and cooperatively clamp the joint with the angle in a one-to-one correspondence mode. Through reasonable disassembly of the structure of the clamp with the pipe nozzle, a plurality of universal assemblies are designed based on the same structure, meanwhile, selection assemblies such as the adjusting plate are designed, different clamping requirements are met through adjustment of the selection assemblies, and the universality of the clamp is improved.

Description

Technical Field

[0001] The present application relates to the technical field of clamping equipment, and in particular to a universal clamp for angled nozzles. Background Art

[0002] The turning and clamping method of angled nozzle parts is usually to clamp and position them by means of sleeves, jackets, etc. Due to the special structure of angled nozzle parts, some joints are set in an orthogonal or opposite manner, and some joints are set at a certain tilt angle. The inclination angles of the tilted joints are different. In the prior art, in order to meet the clamping needs, a set of clamps needs to be prepared for each nozzle with a certain tilt angle, and the versatility of the clamps is poor. Summary of the invention

[0003] The main purpose of the present application is to provide a universal clamp for an angled nozzle, aiming to solve the defect of poor versatility in the prior art.

[0004] This application achieves the above objectives through the following technical solutions:

[0005] A universal fixture for an angled nozzle includes a chuck;

[0006] A first base, the first base is connected to the chuck; a plurality of first fixing cards are arranged on the first base, and the first fixing cards are arranged orthogonally and / or oppositely;

[0007] A second base, the second base is connected to the chuck, a plurality of second fixing cards are arranged on the second base, and the second fixing cards are arranged orthogonally and / or oppositely; the first fixing cards correspond to the second fixing cards one by one to clamp the angled nozzle; at least one adjustment plate is detachably connected to the first base and the first base;

[0008] A plurality of adjustment cards are provided, each of which is connected to each of the adjustment plates. The adjustment plates disposed on the first base and the second base correspond to each other and cooperate to clamp the angled joints on the angled nozzles.

[0009] Optionally, a mounting hole is provided on the chuck, a connecting shaft adapted to the mounting hole is provided on the base, and a fastening screw is threadedly connected to the chuck, and the fastening screw fits tightly with the connecting shaft.

[0010] Optionally, the mounting hole is a square hole, and the connecting shaft is a square shaft adapted to the mounting hole.

[0011] Optionally, a plurality of groups of limiting teeth are provided on the first base and the second base, and each group of limiting teeth is arranged in a cross shape or a T shape; each of the fixing cards is provided with an engaging tooth, and the engaging teeth are meshed with the limiting teeth.

[0012] Optionally, the first base and the second base are both provided with a plurality of adjustment slots arranged along the radial direction, each of the fixing cards is provided with a limit rod, and each of the limit rods is respectively inserted into the corresponding adjustment slot.

[0013] Optionally, each of the adjustment plates is provided with a plurality of adjustment teeth, and the adjustment teeth are parallel to each other; the inclination angle of each of the adjustment teeth is the same as the inclination angle of the angled joint; and each of the adjustment cards is provided with fixed teeth that engage with the adjustment teeth.

[0014] Optionally, at least one mounting groove adapted to the adjustment plate is provided on the first base and the second base, and the adjustment plate is connected to the first base or the second base via a tightening screw.

[0015] Optionally, a positioning hole is further provided in the installation groove, and each of the adjustment plates is provided with a positioning pin adapted to the positioning hole.

[0016] Optionally, each of the fixing cards and each of the adjusting cards is provided with a V-shaped groove adapted to the joint.

[0017] Optionally, the first base and the second base are both threadedly connected with locking screws, and the locking screws are fitted with the angled nozzle.

[0018] Compared with the prior art, this application has the following beneficial effects:

[0019] The present application includes a chuck, a first base and a second base, wherein the first base is connected to the chuck; a plurality of first fixing cards are arranged on the first base, and each of the first fixing cards is arranged orthogonally and / or oppositely; the second base is connected to the chuck, and a plurality of second fixing cards are arranged on the second base, and each of the second fixing cards is arranged orthogonally and / or oppositely; each of the first fixing cards corresponds to each of the second fixing cards in a one-to-one manner to clamp an angled nozzle; at least one adjustment plate is detachably connected to the first base and the first base, and each of the adjustment plates is provided with an adjustment card, and the adjustment plates disposed on the first base and the second base correspond to each other in a one-to-one manner to clamp the angled joint on the angled nozzle;

[0020] When the present application is used, each group of mutually cooperating fixing cards is used to clamp and fix structures that are perpendicular to each other or directly opposite to each other. For structures that are arranged in an inclined manner, different adjustment plates are replaced according to different inclination angles, and the inclination angle of the adjustment card is controlled by the adjustment plate, thereby ensuring that the adjustment card is adapted to the joint, and the inclined structure is clamped and fixed by the adjustment card;

[0021] Compared with the prior art, the present application achieves clamping and fixing of the angled nozzle from the upper and lower sides through two bases and their fixing cards and adjusting cards, thereby ensuring the stability of the angled nozzle clamping;

[0022] At the same time, only some joints on the angled nozzle are set at a certain inclination, and the positions of the other joints are generally 90° orthogonal or 180° opposite to the structure. The first base, the second base, the first fixing card and the second fixing card of the present application are all universal components, and the positions meet the clamping requirements of the above positional relationship, which can be universal between different angled nozzles;

[0023] The adjustment plate and adjustment card are optional components and need to be flexibly replaced according to actual conditions. That is, when it is necessary to clamp angled nozzles with different inclination angles, the clamping requirements can be met by replacing the adjustment plate and the attached adjustment card.

[0024] The present application reasonably disassembles the structure of the nozzle clamp, and retains common structural components such as the first base on the universal clamp based on the same orthogonal and opposite joints. At the same time, optional components such as the adjustment plate adapted to the inclined structure are also designed, which meets the clamping requirements of nozzles with different angles with as little modification as possible, improves the versatility of the clamp, and on the one hand reduces the hardware cost of the clamp; on the other hand, in the actual production process, it only needs to replace the adjustment plate to achieve the clamping and production of different nozzles, and there is no need to replace the entire clamp, which is conducive to improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A schematic structural diagram of a universal clamp for an angled nozzle provided in Example 1 of the present application;

[0026] Figure 2 A schematic diagram of the assembly of a universal clamp for an angled nozzle provided in Example 1 of the present application;

[0027] Figure 3 is an axonometric view of the first base or the second base;

[0028] Figure 4 It is a structural diagram of a fixed card;

[0029] Figure 5 It is a structural schematic diagram of the adjustment plate;

[0030] Figure 6 It is a structural schematic diagram of a universal fixture for a 90° four-way nozzle;

[0031] Figure 7 The figure is a schematic diagram of the clamping of a 90° four-way nozzle;

[0032] Figure 8It is a schematic diagram of the structure of a universal fixture for a 135° three-way nozzle;

[0033] Fig. 9 The figure is a schematic diagram of the clamping of a 135° three-way nozzle;

[0034] Figure markings: 1-chuck, 2-first base, 3-first fixing card, 4-second base, 5-second fixing card, 6-adjustment plate, 7-adjustment card, 8-mounting hole, 9-connecting shaft, 10-fastening screw, 11-limiting tooth, 12-biting tooth, 13-adjusting groove, 14-limiting rod, 15-adjusting tooth, 16-fixing tooth, 17-mounting groove, 18-tensioning screw, 19-positioning hole, 20-positioning pin, 21-V-groove, 22-locking screw.

[0035] The purpose, features and advantages of this application will be further described in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0038] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing in the full text includes three parallel schemes. Taking "robot coordinate system and / or m" as an example, it includes the robot coordinate system scheme, or the m scheme, or the scheme that the robot coordinate system and m satisfy at the same time. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0040] Example 1

[0041] Reference Figures 1 to 9 This embodiment discloses a universal fixture for an angled nozzle, comprising a chuck, wherein the chuck is a two-jaw chuck, and mounting holes are provided on both jaws of the two-jaw chuck. The two mounting holes are symmetrically arranged at an angle of 180°; and the two mounting holes are arranged along the radial direction of the chuck;

[0042] Threaded holes are arranged on the two clamping claws, and a fastening screw is threadedly connected in the threaded holes, and one end of the fastening screw is inserted into the corresponding mounting hole.

[0043] The universal clamp also includes a first base and a second base, the first base and the second base have the same structure, a connecting shaft is provided on the first base and the second base, the connecting shaft is adapted to the mounting hole, when in use, the first base is adapted to a claw, and the connecting shaft installed on the first base is inserted into the mounting hole of the claw, the second base is adapted to another claw, and the connecting shaft installed on the second base is inserted into the mounting hole of the claw, and the connecting shaft is fixed by tightening the outer peripheral surface of the connecting shaft by a tightening screw;

[0044] The above structure is simple and can realize quick installation and disassembly of the first base and the second base;

[0045] Further, the mounting hole is a square hole, and the connecting shaft is a square shaft adapted to the mounting hole; that is, the cross-sections of the square hole and the square shaft are both square or rectangular, and the first base and the second base can be effectively placed to rotate through the arrangement of the square hole and the square shaft, thereby ensuring the stability and reliability of the angled nozzle clamping;

[0046] The center positions of the first base and the second base are both provided with threaded holes, and locking screws are threadedly connected in the threaded holes; and a gasket is also sleeved on the locking screws;

[0047] When in use, replace gaskets of different thicknesses as needed. When the locking screw is tightly fitted with the gasket, the top surface of the locking screw will fit with the angled nozzle, thereby limiting the sliding of the nozzle through the friction between the locking screw and the angled nozzle, thereby achieving auxiliary fixation of the angled nozzle.

[0048] A plurality of groups of limiting teeth are arranged on the first base and the second base, each group includes a plurality of limiting teeth, and each group of limiting teeth is arranged in a cross shape or a T shape;

[0049] The limit teeth are provided with 3-4 groups, combined with Figure 4 and Figure 5 When three groups of limiting teeth are provided, each group of limiting teeth is arranged in a T-shape around the threaded hole, wherein the angle between two adjacent groups of limiting teeth is 90° and the angle between two adjacent groups of limiting teeth is 180°; if four groups of limiting teeth are provided, each group of limiting teeth is arranged in a cross shape around each threaded hole, and the angle between any two adjacent groups of limiting teeth is 90°;

[0050] Through the above structural arrangement, it can be ensured that each first fixing card and the second fixing card

[0051] The limiting teeth in the same group are parallel to each other and arranged side by side along the radial direction of the first base or the second base;

[0052] A plurality of adjustment grooves are provided on the first base and the second base, and each of the adjustment grooves is arranged along the radial direction of the first base or the second base; the number of the adjustment grooves is the same as the number of groups of the limiting teeth, and each of the adjustment grooves corresponds to each group of limiting teeth one by one, and the adjustment grooves are placed in the middle of the corresponding limiting teeth, and each of the adjustment grooves penetrates the top surface and the bottom surface of the first base or the second base; the cross section of each of the adjustment grooves is a T-shaped structure;

[0053] A plurality of fixing cards are arranged on the first base and the second base, and the structures of the fixing cards are completely the same; a V-shaped groove is arranged on the top of each fixing card, and a limiting rod is integrally connected to the bottom of each fixing card, and the fixing card and the limiting rod are in a T-shaped structure; a bite tooth is also arranged on the bottom surface of the fixing card, and a plurality of bite teeth are arranged on both sides of the limiting rod;

[0054] During installation, the limit rod is inserted into the adjustment groove, and the engaging teeth and the limit teeth are engaged with each other; at the same time, each limit rod is threadedly connected with a screw rod, and in the vertical direction, the screw rod and the adjustment groove of the T-shaped structure are engaged with each other to fix the fixing card; at the same time, the fixing in the radial direction is achieved by the cooperation between the engaging teeth and the limit teeth;

[0055] The above structure is not only simple and easy to operate, but also can achieve a stable connection between the fixing card and each base; and for nozzle joints of different lengths, when the screw is loosened, the fixing card can be moved in the radial direction, and the position of the fixing card can be adjusted by engaging different limit teeth to meet different clamping requirements.

[0056] It should be noted that after the first base and the second base are assembled with the chuck, the first base and the second base have a one-to-one correspondence with each other, and the V-grooves of the two corresponding fixing cards are arranged opposite to each other, and the nozzle structure is arranged between the two fixing cards, so that the joint is clamped and fixed at the same time on both upper and lower sides through the two V-grooves;

[0057] The first base and the second base are both provided with a mounting groove on one side facing each other, and the mounting groove is provided in the area between two adjacent limiting teeth; as required, 1-2 mounting grooves are provided, and the mounting grooves on the first base and the second base correspond to each other one by one, and the two corresponding mounting grooves are provided facing each other;

[0058] An adjustment plate is provided in each of the installation slots; a positioning hole is provided in the installation slot, and a positioning pin is also provided on the adjustment plate. During installation, the positioning pin is inserted into the positioning hole;

[0059] A plurality of adjusting teeth are arranged on each of the adjusting plates, and the adjusting teeth are parallel to each other; the inclination angle of each of the adjusting teeth is the same as the inclination angle of the angled joint, and an adjusting groove is arranged in the middle of the adjusting teeth, and the adjusting groove is arranged vertically to the adjusting teeth;

[0060] At the same time, an adjustment groove is also provided at the bottom of the mounting groove, the mounting groove and the adjustment groove on the adjustment plate overlap each other, and the cross section of the adjustment groove on the mounting groove is also T-shaped; the two adjustment grooves are connected in series through a tightening screw, thereby realizing the connection between the adjustment plate and the first base or the second base;

[0061] The adjustment plates are all provided with adjustment cards, the structure of which is completely the same as that of the fixed teeth, and the adjustment cards are provided with fixed teeth engaged with the adjustment teeth;

[0062] In the above structure, the adjustment plate and the first base or the second base are detachable structures. For different angled nozzles, the inclination angle of the adjustment card can be controlled by replacing different adjustment plates, and it can be adapted to the inclined joint, so that the inclined structure can be clamped and fixed through the cooperation of the two adjustment cards.

[0063] Correspondingly, the present application also discloses a method for using the universal clamp, comprising the following steps:

[0064] S1, firstly connect the first base and the second base to the two claws of the chuck respectively;

[0065] S2. Determine the number and installation positions of the fixing card, the adjustment plate and the adjustment card according to the structure of the angled nozzle;

[0066] At present, only some joints on the angled nozzle are set at a certain inclination, and the positions of other joints are generally 90° orthogonal or 180° facing the structure;

[0067] If the angled nozzle has only two joints, and the two joints are 90° elbow structures or 180° straight pipe structures, there is no need to set the adjustment plate and adjustment card. According to the actual situation, two sets of fixing cards in orthogonal or opposite positions can be selected to complete the clamping;

[0068] If one of the joints is tilted, select a suitable adjustment plate according to the tilt angle, and then select a set of fixing cards, and clamp the nozzle through the cooperation of the fixing card and the adjustment card;

[0069] If the angled nozzle has three joints, one of which is tilted, first determine whether the other two joints are orthogonal or opposite, select the corresponding fixing card, and then determine the appropriate adjustment plate according to the tilt angle. The nozzle can be fixed by two sets of fixing cards and one set of adjustment cards.

[0070] If two joints are set to be tilted, first determine a set of fixing cards to fix one of the joints, and then select an adjustment plate of the corresponding angle according to the actual situation;

[0071] If the angled nozzle has 4 joints, first determine the orthogonal and opposite distribution of the nozzle, select the fixing card reasonably, and then select one or two sets of adjustment plates according to the tilt angle, and fix the nozzle through multiple sets of fixing cards and multiple sets of adjustment cards;

[0072] S3, assembling the components according to step S2; then installing the locking screws, and then installing the angled nozzle;

[0073] S4. Control the first base and the second base to move closer to each other and clamp the angled nozzle through the clamping claws.

[0074] Compared with the prior art, the present application achieves clamping and fixing of the angled nozzle from the upper and lower sides through two bases and their fixing cards and adjusting cards, thereby ensuring the stability of the angled nozzle clamping;

[0075] At the same time, only some joints on the angled nozzle are set at a certain inclination, and the positions of the other joints are generally 90° orthogonal or 180° opposite to the structure. The first base, the second base, the first fixing card and the second fixing card of the present application are all universal components, and the positions meet the clamping requirements of the above positional relationship, which can be universal between different angled nozzles;

[0076] The adjustment plate and adjustment card are optional components and need to be flexibly replaced according to actual conditions. That is, when it is necessary to clamp angled nozzles with different inclination angles, the clamping requirements can be met by replacing the adjustment plate and the attached adjustment card.

[0077] The present application reasonably disassembles the structure of the nozzle clamp, and retains common structural components such as the first base on the universal clamp based on the same orthogonal and opposite joints. At the same time, optional components such as the adjustment plate adapted to the inclined structure are also designed, which meets the clamping requirements of nozzles with different angles with as little modification as possible, improves the versatility of the clamp, and on the one hand reduces the hardware cost of the clamp; on the other hand, in the actual production process, it only needs to replace the adjustment plate to achieve the clamping and production of different nozzles, and there is no need to replace the entire clamp, which is conducive to improving production efficiency.

[0078] The above are only preferred embodiments of the present application, and are not intended to limit the patent scope of the present application. Any equivalent structure or equivalent process transformation made using the contents of the present application specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. A universal fixture for angled nozzles, characterized in that: comprising a chuck (1); A first base (2), the first base (2) being connected to the chuck (1); a plurality of first fixing cards (3) being arranged on the first base (2), the first fixing cards (3) being arranged orthogonally and / or facing each other; A second base (4), the second base (4) is connected to the chuck (1), a plurality of second fixing cards (5) are arranged on the second base (4), and each of the second fixing cards (5) is arranged orthogonally and / or oppositely; each of the first fixing cards (3) and each of the second fixing cards (5) correspond to each other one by one to clamp the angled nozzle; the first base (2) and the first base (2) are both detachably connected with at least one adjustment plate (6); A plurality of adjustment cards (7), each of the adjustment cards (7) is connected to each of the adjustment plates (6), and the adjustment plates (6) disposed on the first base (2) and the second base (4) correspond to each other and cooperate to clamp the angled joints on the angled nozzles.

2. A universal fixture for angled nozzles according to claim 1, characterized in that: The chuck (1) is provided with a mounting hole (8), the base is provided with a connecting shaft (9) adapted to the mounting hole (8), and the chuck (1) is also threadedly connected with a fastening screw (10), and the fastening screw (10) is tightly fitted with the connecting shaft (9).

3. A universal fixture for angled nozzles according to claim 2, characterized in that: The mounting hole (8) is a square hole, and the connecting shaft (9) is a square shaft adapted to the mounting hole (8).

4. A universal fixture for angled nozzles according to claim 1, characterized in that: A plurality of groups of limiting teeth (11) are provided on the first base (2) and the second base (4), and each group of limiting teeth (11) is arranged in a cross shape or a T shape; each fixing card is provided with an engaging tooth (12), and the engaging tooth (12) and the limiting teeth (11) are meshed with each other.

5. A universal fixture for angled nozzles according to claim 4, characterized in that: The first base (2) and the second base (4) are both provided with a plurality of adjustment slots (13) arranged in a radial direction, and each of the fixing clips is provided with a limit rod (14), and each of the limit rods (14) is respectively inserted into the corresponding adjustment slot (13).

6. A universal fixture for angled nozzles according to claim 1, characterized in that: Each of the adjustment plates (6) is provided with a plurality of adjustment teeth (15), and each of the adjustment teeth (15) is parallel to each other; the inclination angle of each of the adjustment teeth (15) is the same as the inclination angle of the angled joint; and each of the adjustment cards (7) is provided with a fixed tooth (16) that meshes with the adjustment teeth (15).

7. A universal fixture for angled nozzles according to claim 6, characterized in that: The first base (2) and the second base (4) are both provided with at least one mounting groove (17) adapted to the adjustment plate (6); the adjustment plate (6) is connected to the first base (2) or the second base (4) via a tightening screw (18).

8. A universal fixture for angled nozzles according to claim 7, characterized in that: A positioning hole (19) is also provided in the installation groove (17), and each of the adjustment plates (6) is provided with a positioning pin (20) adapted to the positioning hole (19).

9. A universal fixture for angled nozzles according to claim 1, characterized in that: Each of the fixing cards and each of the adjusting cards (7) is provided with a V-shaped groove (21) adapted to the joint.

10. A universal fixture for angled nozzles according to claim 1, characterized in that: The first base (2) and the second base (4) are both threadedly connected with a locking screw (22), and the locking screw (22) fits with the angled nozzle.

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