Limiting device for welding machining of hydraulic connector

Abstract

The utility model relates to the technical field of limiting devices, and discloses a limiting device for hydraulic joint welding processing, which comprises a welding workbench, supporting legs are fixedly mounted at the bottom of the welding workbench, a hydraulic rod is fixedly mounted at the bottom of the welding workbench, a limiting mechanism is arranged in the welding workbench, and the hydraulic rod is fixedly mounted at the bottom of the welding workbench. A protection mechanism is arranged in the welding workbench, the square part of the hydraulic connector can be conveniently clamped through the arranged square clamping block, the round part of the hydraulic connector can be conveniently clamped by rotating a rotating block under the cooperation of an arc-shaped clamping block, the hydraulic connector can be conveniently and stably rotated by starting a second motor, and the welding efficiency is improved. And through arrangement of a protective baffle and an observation window, spark chippings can be blocked conveniently, an insertion block is made to be away from a positioning block by pulling a pull column, and the protective baffle which is used for a long time can be detached and replaced conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of limiting devices, in particular to a limiting device for hydraulic joint welding processing. Background Art

[0002] The hydraulic joint is a component in the hydraulic system that connects the high-pressure oil pipes. During the welding process of the hydraulic joint, in order to prevent the hydraulic joint from displacement, a limit device is required to limit the hydraulic joint.

[0003] According to the description of a hydraulic joint welding processing limit device disclosed in the patent website (authorization announcement number: CN216028924U), "the utility model relates to the field of hydraulic joint welding processing, in particular to a hydraulic joint welding processing limit device, including a fixed plate, a rotating disk and a motor 1, wherein two fixed plates are provided, a workbench is provided below the two fixed plates, and the surfaces of the two fixed plates away from each other are fixedly provided with a motor 1, and the output ends of the two motors 1 are fixedly provided with a driving gear, and the surfaces of the two fixed plates away from each other are penetrated with a driven gear movably inserted, and the two driven gears are respectively meshed with the two driving gears. In the utility model, an adjustment box, a motor 2, a threaded rod and a slider are provided, so that before the welding operation is performed, the motor 2 is used to drive the threaded rod to rotate and move the slider threadedly connected thereto, so that the distance between the two fixed plates and the rotating disk can be adjusted so that it can be moved arbitrarily, thereby improving the flexibility of the device."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use of the utility model, since the motor drives the driving gear to rotate, the driven gear meshing with it rotates, and the rotation of the driven gear causes the rotating disk to rotate, which makes it convenient to perform welding operations on different surfaces of the hydraulic joint. However, in actual use, it is not convenient to control the two motors to rotate at a uniform speed, which can easily affect the welding work, and it is not convenient to disassemble and replace the protective baffle after the protective baffle has been working for a long time. Therefore, it is necessary to improve a limit device for hydraulic joint welding processing to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a limiting device for hydraulic joint welding processing to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a limiting device for hydraulic joint welding processing, comprising a welding workbench, a supporting leg fixedly installed at the bottom of the welding workbench, a hydraulic rod fixedly installed at the bottom of the welding workbench, a limiting mechanism arranged inside the welding workbench, and a protective mechanism arranged inside the welding workbench.

[0008] The limiting mechanism comprises an adjusting component and a clamping component. The adjusting component is arranged inside the welding workbench, and the clamping component is arranged outside the adjusting component.

[0009] Preferably, the adjusting assembly includes a first motor, the first motor is fixedly mounted on the left end of the welding workbench, a first bidirectional threaded rod is fixedly mounted on the output end of the first motor, the first bidirectional threaded rod is rotatably mounted on the welding workbench, a threaded block is mounted on the external thread of the first bidirectional threaded rod, a slide is fixedly mounted on the top of the threaded block, a second motor is fixedly mounted on the back of the welding workbench, a worm is fixedly mounted on the output end of the second motor, the worm is rotatably mounted on the welding workbench, a worm wheel is meshed on the outside of the worm, a limiting rotating rod is fixedly mounted on the inside of the worm wheel, the limiting rotating rod is rotatably mounted on the welding workbench, a slider is slidably mounted on the inside of the welding workbench, a sliding sleeve is rotatably mounted on the inside of the sliding sleeve, the sliding sleeve is slidably mounted on the outside of the limiting rotating rod, a first pulley is fixedly mounted on the outside of the sliding sleeve, a transmission belt is mounted on the external transmission of the first pulley, a second pulley is rotatably mounted on the outer side of the slide board, and the second pulley is transmission-mounted with the transmission belt, so as to facilitate the clamping and rotation of the hydraulic joint.

[0010] Preferably, a slide groove is provided inside the welding workbench at a position corresponding to the threaded block, and the threaded block is slidably installed in the slide groove to facilitate the smooth movement of the threaded block.

[0011] Preferably, the clamping assembly includes a connecting cylinder, the connecting cylinder is rotatably mounted on the inner side of the slide plate, the connecting cylinder is fixedly mounted on the second pulley, a second two-way threaded rod is rotatably mounted inside the connecting cylinder, a threaded plate is mounted on the external thread of the second two-way threaded rod, a rotating block is rotatably mounted inside the threaded plate, a square clamp block is fixedly mounted on one end of the rotating block, an arc-shaped clamp block is fixedly mounted on the end of the rotating block away from the square clamp block, and a bolt is mounted on the internal thread of the threaded plate to facilitate the limiting work of the hydraulic joint.

[0012] Preferably, a threaded hole is provided inside the rotating block, and the bolt is threadedly installed in the threaded hole, so as to facilitate the limiting work of the rotating block.

[0013] Preferably, the protective mechanism includes a connecting seat, the connecting seat is fixedly installed on the output end of the hydraulic rod, a positioning block is slidably installed inside the connecting seat, a protective baffle is fixedly installed on the back of the positioning block, the protective baffle is slidably installed with the welding workbench, an observation window is provided inside the protective baffle, a sliding plate is slidably installed inside the connecting seat, an insert block is fixedly installed on the back of the slide, the insert block is slidably installed with the connecting seat, a pulling column is fixedly installed on the front of the slide, the pulling column is slidably installed with the connecting seat, and a spring is fixedly installed between the front of the slide and the connecting seat to facilitate the blocking of sparks and waste chips.

[0014] Preferably, a groove is provided inside the positioning block at a position corresponding to the inserting block, and the inserting block is inserted into the groove, so as to facilitate the limiting work of the positioning block.

[0015] Compared with the prior art, the utility model provides a limit device for hydraulic joint welding processing, which has the following beneficial effects:

[0016] 1. The limiting device for hydraulic joint welding processing, through the setting of the limiting mechanism, during use, through the setting of the square clamping block, it is convenient to clamp the square part of the hydraulic joint, by rotating the rotating block, with the cooperation of the arc clamping block, it is convenient to clamp the circular part of the hydraulic joint, by starting the first motor, it is convenient to stably limit the hydraulic joint, by starting the second motor, it is convenient to smoothly rotate the hydraulic joint, to ensure the stable progress of the welding work.

[0017] 2. The limit device for welding processing of the hydraulic joint has a protective mechanism. During use, the protective baffle and the observation window are provided to block sparks and debris. By pulling the pull column, the plug block is moved away from the positioning block, which facilitates the removal and replacement of the protective baffle after long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the side structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the adjustment component of the utility model;

[0022] Figure 4 This is a schematic diagram of the position relationship of the limit rotating rod of the utility model;

[0023] Figure 5 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0024] Figure 6 This is a schematic diagram of the position relationship of the rotating blocks of the utility model;

[0025] Figure 7 This is a schematic diagram of the position relationship of the protective mechanism of the utility model;

[0026] Figure 8 This is a schematic diagram of the position relationship of the plug-in blocks of the utility model.

[0027] In the figure: 1, welding workbench; 2, supporting leg; 3, hydraulic rod; 4, limiting mechanism; 41, adjusting assembly; 411, first motor; 412, first bidirectional threaded rod; 413, thread block; 414, slide plate; 415, second motor; 416, worm; 417, worm wheel; 418, limiting rotating rod; 419, slider; 4110, sliding sleeve; 4111, first pulley; 4112, transmission belt; 411 3. Second pulley; 42. Clamping assembly; 421. Connecting cylinder; 422. Second bidirectional threaded rod; 423. Threaded plate; 424. Rotating block; 425. Square clamping block; 426. Arc clamping block; 427. Bolt; 5. Protective mechanism; 501. Connecting seat; 502. Positioning block; 503. Protective baffle; 504. Observation window; 505. Sliding piece; 506. Insert block; 507. Pull column; 508. Spring. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it 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. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] Embodiment 1:

[0031] See also Figure 1-6 The utility model provides a technical solution: a limiting device for hydraulic joint welding processing, comprising a welding workbench 1, a supporting leg 2 is fixedly installed at the bottom of the welding workbench 1, a hydraulic rod 3 is fixedly installed at the bottom of the welding workbench 1, a limiting mechanism 4 is arranged inside the welding workbench 1, and a protective mechanism 5 is arranged inside the welding workbench 1.

[0032] The limiting mechanism 4 includes an adjusting component 41 and a clamping component 42 . The adjusting component 41 is arranged inside the welding workbench 1 , and the clamping component 42 is arranged outside the adjusting component 41 .

[0033] Further, the adjustment component 41 includes a first motor 411, the first motor 411 is fixedly mounted on the left end of the welding workbench 1, a first bidirectional threaded rod 412 is fixedly mounted on the output end of the first motor 411, the first bidirectional threaded rod 412 is rotatably mounted with the welding workbench 1, a thread block 413 is mounted on the external thread of the first bidirectional threaded rod 412, a slide plate 414 is fixedly mounted on the top of the thread block 413, a second motor 415 is fixedly mounted on the back of the welding workbench 1, a worm 416 is fixedly mounted on the output end of the second motor 415, the worm 416 is rotatably mounted with the welding workbench 1, and the outer part of the worm 416 is meshed with a worm wheel 414. 17. A limit rotating rod 418 is fixedly installed inside the worm gear 417, and the limit rotating rod 418 is rotatably installed with the welding workbench 1. A slider 419 is slidably installed inside the welding workbench 1. A sleeve 4110 is rotatably installed inside the slider 419. The sleeve 4110 is slidably installed on the outside of the limit rotating rod 418. A first pulley 4111 is fixedly installed outside the sleeve 4110, and a transmission belt 4112 is installed on the outside of the first pulley 4111. A second pulley 4113 is rotatably installed on the outside of the slide plate 414, and the second pulley 4113 is installed with the transmission belt 4112 for transmission, so as to facilitate the clamping and rotation of the hydraulic joint.

[0034] Furthermore, a slide groove is provided inside the welding workbench 1 at a position corresponding to the threaded block 413 , and the threaded block 413 is slidably installed in the slide groove, so as to facilitate the smooth movement of the threaded block 413 .

[0035] Furthermore, the clamping assembly 42 includes a connecting cylinder 421, which is rotatably mounted on the inner side of the slide plate 414, and is fixedly mounted on the second pulley 4113. A second bidirectional threaded rod 422 is rotatably mounted inside the connecting cylinder 421, and a threaded plate 423 is mounted on the external thread of the second bidirectional threaded rod 422. A rotating block 424 is rotatably mounted inside the threaded plate 423, and a square clamp 425 is fixedly mounted on one end of the rotating block 424, and an arc clamp 426 is fixedly mounted on the end of the rotating block 424 away from the square clamp 425, and a bolt 427 is mounted on the internal thread of the threaded plate 423 to facilitate the limiting work of the hydraulic joint.

[0036] Furthermore, a threaded hole is provided inside the rotating block 424 , and a bolt 427 is threadedly installed in the threaded hole, so as to facilitate the position limiting work of the rotating block 424 .

[0037] Embodiment 2:

[0038] See also Figure 7-8 , and combined with Example 1, it is further obtained that the protection mechanism 5 includes a connecting seat 501, the connecting seat 501 is fixedly installed on the output end of the hydraulic rod 3, a positioning block 502 is slidably installed inside the connecting seat 501, a protective baffle 503 is fixedly installed on the back of the positioning block 502, the protective baffle 503 is slidably installed with the welding workbench 1, and an observation window 504 is arranged inside the protective baffle 503, a slide 505 is slidably installed inside the connecting seat 501, an insert block 506 is fixedly installed on the back of the slide 505, the insert block 506 is slidably installed with the connecting seat 501, a pull column 507 is fixedly installed on the front of the slide 505, the pull column 507 is slidably installed with the connecting seat 501, and a spring 508 is fixedly installed between the front of the slide 505 and the connecting seat 501, so as to facilitate the work of blocking sparks and waste chips.

[0039] Furthermore, a groove is provided inside the positioning block 502 at a position corresponding to the inserting block 506 , and the inserting block 506 is inserted into the groove, so as to facilitate the limiting work of the positioning block 502 .

[0040] In actual operation, when the device is used, the second bidirectional threaded rod 422 is rotated to move the threaded plate 423, and the square clamp block 425 is used to clamp the square part of the hydraulic joint. The first motor 411 is started to move the threaded block 413 and the slide plate 414, so that the hydraulic joint is moved. The bolt 427 is rotated to keep it away from the rotating block 424, and the rotating block 424 is rotated. With the cooperation of the arc clamp block 426, the circular part of the hydraulic joint can be clamped. After the limiting work of the hydraulic joint is completed, the protective baffle 503 is started by starting the hydraulic rod 3. Move upward to block the sparks and waste generated in the subsequent welding process, and by starting the second motor 415, the threaded block 413 and the worm gear 417 are rotated, so that the limiting rotating rod 418 and the sliding sleeve 4110 are rotated, and with the cooperation of the first pulley 4111, the transmission belt 4112 and the second pulley 4113, the connecting tube 421 and the hydraulic joint are rotated, so as to facilitate the welding work on different surfaces of the hydraulic joint, and by pulling the pulling column 507, the insert block 506 is moved away from the positioning block 502, thereby releasing the limit of the positioning block 502, and the protective baffle 503 can be disassembled and replaced after long-term use.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A limit device for hydraulic joint welding processing, comprising a welding workbench (1), characterized in that: A support leg (2) is fixedly mounted on the bottom of the welding workbench (1), a hydraulic rod (3) is fixedly mounted on the bottom of the welding workbench (1), a limiting mechanism (4) is arranged inside the welding workbench (1), and a protective mechanism (5) is arranged inside the welding workbench (1); The limiting mechanism (4) comprises an adjusting component (41) and a clamping component (42), wherein the adjusting component (41) is arranged inside the welding workbench (1), and the clamping component (42) is arranged outside the adjusting component (41); The adjustment assembly (41) comprises a first motor (411), the first motor (411) being fixedly mounted on the left end of the welding workbench (1), a first bidirectional threaded rod (412) being fixedly mounted on the output end of the first motor (411), the first bidirectional threaded rod (412) being rotatably mounted on the welding workbench (1), a thread block (413) being mounted on the external thread of the first bidirectional threaded rod (412), a slide plate (414) being fixedly mounted on the top of the thread block (413), a second motor (415) being fixedly mounted on the back of the welding workbench (1), a worm (416) being fixedly mounted on the output end of the second motor (415), the worm (416) being rotatably mounted on the welding workbench (1), the external meshing of the worm (416) A worm wheel (417) is provided, wherein a limit rotating rod (418) is fixedly installed inside the worm wheel (417), and the limit rotating rod (418) is rotatably installed with a welding workbench (1); a slider (419) is slidably installed inside the welding workbench (1), and a sliding sleeve (4110) is rotatably installed inside the slider (419), and the sliding sleeve (4110) is slidably installed on the outside of the limit rotating rod (418); a first pulley (4111) is fixedly installed outside the sliding sleeve (4110), and a transmission belt (4112) is installed on the outside of the first pulley (4111); a second pulley (4113) is rotatably installed on the outside of the sliding plate (414), and the second pulley (4113) is transmission-installed with the transmission belt (4112).

2. A limit device for hydraulic joint welding processing according to claim 1, characterized in that: A sliding groove is provided inside the welding workbench (1) at a position corresponding to the threaded block (413), and the threaded block (413) is slidably installed in the sliding groove.

3. The limiting device for hydraulic joint welding processing according to claim 1 is characterized in that: The clamping assembly (42) comprises a connecting tube (421), wherein the connecting tube (421) is rotatably mounted on the inner side of the slide plate (414), the connecting tube (421) is fixedly mounted on the second pulley (4113), a second bidirectional threaded rod (422) is rotatably mounted inside the connecting tube (421), a threaded plate (423) is rotatably mounted on the external threads of the second bidirectional threaded rod (422), a rotating block (424) is rotatably mounted inside the threaded plate (423), a square clamping block (425) is fixedly mounted on one end of the rotating block (424), an arc-shaped clamping block (426) is fixedly mounted on one end of the rotating block (424) away from the square clamping block (425), and a bolt (427) is mounted on the internal threads of the threaded plate (423).

4. A limit device for hydraulic joint welding processing according to claim 3, characterized in that: A threaded hole is provided inside the rotating block (424), and the bolt (427) is threadedly installed in the threaded hole.

5. The limiting device for hydraulic joint welding processing according to claim 3 is characterized in that: The protection mechanism (5) comprises a connecting seat (501), the connecting seat (501) being fixedly mounted on the output end of the hydraulic rod (3), a positioning block (502) being slidably mounted inside the connecting seat (501), a protection baffle (503) being fixedly mounted on the back of the positioning block (502), the protection baffle (503) being slidably mounted on the welding workbench (1), an observation window (504) being arranged inside the protection baffle (503), a sliding plate (505) being slidably mounted inside the connecting seat (501), an inserting block (506) being fixedly mounted on the back of the sliding plate (505), the inserting block (506) being slidably mounted on the connecting seat (501), a pulling column (507) being fixedly mounted on the front of the sliding plate (505), the pulling column (507) being slidably mounted on the connecting seat (501), and a spring (508) being fixedly mounted between the front of the sliding plate (505) and the connecting seat (501).

6. A limit device for hydraulic joint welding processing according to claim 5, characterized in that: A groove is provided inside the positioning block (502) at a position corresponding to the inserting block (506), and the inserting block (506) is inserted into the groove.

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