Welding tool for pumping unit support

Abstract

The utility model relates to the technical field of oil pumping unit machining and production, in particular to an oil pumping unit support welding tool. The pumping unit support welding tool comprises a middle beam, a rectangular groove is formed in the middle beam in a penetrating mode, through grooves are symmetrically formed in the top end of the middle beam, and a plurality of supporting feet are installed at the bottom end of the middle beam; the top plate positioning seat is detachably mounted in the middle of the middle beam through a screw; the two sets of first lead screws are installed in the rectangular groove, moving blocks are installed on the two sets of first lead screws in a threaded mode, rectangular rods are installed at the top ends of the moving blocks, connecting blocks are installed on the rectangular rods in a sliding mode, first sleeves are installed on the connecting blocks, the connecting rods are movably inserted into the first sleeves, and installation frames are installed on the connecting rods; a mounting groove is formed in the end, facing the middle beam, of the mounting frame, a leg fixing assembly is mounted in the mounting groove, and a supporting assembly is mounted at the bottom end of the mounting frame. The oil pumping unit support welding tool has the advantages of being simple in structure, accurate in positioning and wide in application range.

Description

Technical Field

[0001] The utility model relates to the technical field of oil pumping unit processing and production, in particular to an oil pumping unit bracket welding tool. Background Art

[0002] The pumping unit bracket is one of the most important parts of the pumping unit. The manufacturing quality of the bracket will have a great impact on the performance of the pumping unit. The lower end of the bracket is connected to the pumping unit base by bolts, and the upper end is connected to the walking beam support seat by bolts. The bracket plays a vital role in whether the pumping unit head can swing according to the correct trajectory, whether the left and right symmetrical loads of the connecting rod crossbeam are symmetrical, and whether the projection error of the suspension point can meet international requirements. Therefore, strict requirements are imposed on the height dimensional error of the bracket and the position dimensional error of the connection bolt hole of the top plate relative to the connection hole of the bottom plate.

[0003] During the current processing of the oil pumping unit bracket, the front legs, rear legs, bracket front leg bottom plate, bracket top plate, connection box and cross brace are welded, wherein the welding between the bracket top plate and the front and rear legs must be in accordance with the designed size angle to meet the large load bearing capacity. The existing oil pumping unit bracket welding tooling needs to be customized according to the design angle, and thus cannot meet the welding processing of different models of oil pumping unit brackets at the same time.

[0004] Therefore, it is necessary to provide a new pumping unit support welding tool to solve the above-mentioned technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a welding tool for a pumping unit support which has a simple structure, accurate positioning and a wide range of applications.

[0006] The utility model provides a welding tool for a pumping unit support, comprising: a middle beam, wherein a rectangular groove is formed through the middle beam, through grooves are formed symmetrically at the top of the middle beam, and a plurality of supporting feet are installed at the bottom of the middle beam;

[0007] A top plate positioning seat, which is detachably mounted on the middle part of the middle beam by screws;

[0008] Screw one is provided with two groups, the two groups of screw one are symmetrically installed in the rectangular groove and rotatably connected with the middle beam, and moving blocks are threadedly installed on the two groups of screw one, and the moving block slides in cooperation with the rectangular groove, and a rectangular rod is fixedly installed on the top of the moving block through the through groove, and a connecting block is slidably installed on the rectangular rod, and a sleeve one is installed on the connecting block, and a connecting rod is movably inserted in the sleeve one, and a mounting frame is installed at the end of the connecting rod away from the sleeve one, and a mounting groove is opened at one end of the mounting frame toward the middle beam, a leg fixing assembly is installed in the mounting groove, and a support assembly is installed at the bottom end of the mounting frame.

[0009] Preferably, a hand wheel is fixedly mounted on one end of the lead screw passing through the rectangular slot.

[0010] Preferably, a plurality of limiting holes are evenly formed on the sleeve 1 and the connecting rod, and a limiting pin is inserted into the limiting hole at the top end of the sleeve 1.

[0011] Preferably, the leg fixing assembly includes a bidirectional threaded rod, which is rotatably installed in the mounting groove, and a slider is symmetrically threadedly installed on the bidirectional threaded rod, the slider is slidably matched with the mounting groove, and a leg positioning plate is detachably installed on the slider by screws, and a rotating handle is fixedly installed on the bottom end of the bidirectional threaded rod.

[0012] Preferably, the supporting assembly includes a lead screw 2 rotatably mounted on the mounting frame, a sleeve 2 is threadedly mounted on the lead screw 2, a universal wheel is fixedly mounted on the bottom end of the sleeve 2, a limit plate is mounted on the top end of the sleeve 2, a limit rod is symmetrically mounted on the mounting frame, the limit rod is inserted into a through hole opened in the limit plate, and a hand wheel 2 is fixedly mounted on the top end of the lead screw 2.

[0013] Preferably, an auxiliary component is installed on the sleeve one, and the auxiliary component includes a sliding sleeve, which is slidably installed on the sleeve one, a rectangular tube one is fixedly installed on the outer side of the sliding sleeve, a rectangular tube two is movably inserted in the rectangular tube one, a lead screw three is fixedly installed at the front end of the rectangular tube two, a support sleeve symmetrically installed on the lead screw three, grooves are symmetrically opened on the sleeve one, and protrusions slidably matched with the grooves are symmetrically provided in the sliding sleeve.

[0014] Compared with the related art, the welding tooling for the pumping unit support provided by the utility model has the following beneficial effects:

[0015] 1. The utility model provides a welding tool for a pumping unit support, which is symmetrically installed on the middle beam, a rectangular rod is arranged on the screw, a connecting block is sleeved on the rectangular rod, a sleeve is arranged on the connecting block, a connecting rod is movably inserted on the sleeve, a mounting frame is arranged on the connecting rod, and a leg fixing component is arranged on the mounting frame, which cooperates with the top plate positioning seat on the middle beam, so that different types of pumping unit supports can be quickly assembled, which is convenient for welding processing;

[0016] 2. A support assembly is arranged on the mounting frame. The support assembly utilizes the cooperation of lead screw 2, sleeve 2, universal wheel, limit plate, limit rod and hand wheel 2 to facilitate auxiliary support of the oil pumping unit bracket and improve the overall tooling support strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A structural schematic diagram of a preferred embodiment of a welding tool for a pumping unit support provided by the utility model;

[0018] Figure 2 A structural schematic diagram of the pumping unit support welding tooling provided by the utility model from another perspective;

[0019] Figure 3 A schematic diagram of the structure of the support assembly and the leg fixing assembly provided by the utility model;

[0020] Figure 4 A schematic diagram of the structure of the auxiliary components provided by the utility model;

[0021] Figure 5 The utility model provides a structural schematic diagram of an oil pumping unit support welding tool installed with an oil pumping unit support.

[0022] Numbers in the figure: 1. middle beam; 101. rectangular groove; 102. through groove; 11. supporting foot; 2. top plate positioning seat; 3. screw one; 31. moving block; 32. rectangular rod; 33. connecting block; 34. handwheel one; 4. sleeve one; 41. limit pin; 401. limit hole; 402. groove; 5. connecting rod; 6. mounting bracket; 601. mounting groove; 7. leg fixing assembly; 71. two-way threaded rod; 72. slider; 73. leg positioning plate; 74. rotating handle; 8. supporting assembly; 81. screw two; 82. sleeve two; 83. universal wheel; 84. limit plate; 85. limit rod; 86. handwheel two; 9. auxiliary assembly; 91. sliding sleeve; 92. rectangular tube one; 93. rectangular tube two; 94. screw three; 95. supporting sleeve; 911. protrusion. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0025] See also Figures 1 to 5 The utility model provides a pumping unit support welding tool, the pumping unit support welding tool comprising:

[0026] A middle beam 1, wherein a rectangular groove 101 is formed through the middle beam 1, through grooves 102 are symmetrically formed at the top of the middle beam 1, and a plurality of supporting legs 11 are installed at the bottom of the middle beam 1;

[0027] A top plate positioning seat 2 is detachably mounted on the middle portion of the middle beam 1 by means of screws;

[0028] There are two groups of lead screws 3, which are symmetrically installed in the rectangular groove 101 and rotatably connected to the middle beam 1, and moving blocks 31 are threadedly installed on the two groups of lead screws 3. The moving blocks 31 slide in the rectangular groove 101, and the top of the moving block 31 passes through the through groove 102 and is fixedly installed with a rectangular rod 32, and a connecting block 33 is slidably installed on the rectangular rod 32, and a sleeve 4 is installed on the connecting block 33, and a connecting rod 5 is movably inserted in the sleeve 4, and a mounting frame 6 is installed at the end of the connecting rod 5 away from the sleeve 4, and a mounting groove 601 is opened on the end of the mounting frame 6 facing the middle beam 1, and a leg fixing component 7 is installed in the mounting groove 601, and a support component 8 is installed at the bottom of the mounting frame 6.

[0029] Wherein, a hand wheel 34 is fixedly installed on one end of the lead screw 3 passing through the rectangular slot 101;

[0030] The leg fixing assembly 7 includes a bidirectional threaded rod 71, which is rotatably installed in the installation groove 601, and a slider 72 is symmetrically threadedly installed on the bidirectional threaded rod 71. The slider 72 is slidably matched with the installation groove 601, and a leg positioning plate 73 is detachably installed on the slider 72 by screws, and a rotating handle 74 is fixedly installed at the bottom end of the bidirectional threaded rod 71.

[0031] It should be noted that when in use, the top plate positioning seat 2 adapted to the oil pumping unit bracket is installed on the middle beam 1, and then the hand wheel 34 is driven to drive the lead screw 3 to rotate according to the angle between the front and rear legs of the bracket, thereby driving the moving block 31 to move in the rectangular groove 101, and synchronously driving the rectangular rod 32 to slide in the through groove 102 during movement until it slides to the designed distance, and then the connecting rod 5 is pulled out of the sleeve 4 to an appropriate length, and then the mounting frame 6 is adjusted to an appropriate height through the support assembly 8, and then the rotating handle 74 is driven to drive the bidirectional threaded rod 71 to rotate, and the slider 72 is driven to slide against each other along the mounting groove 601, so as to adjust the spacing between the two sliders 72 to make them equal to the spacing between the corresponding front legs or rear legs, and then the leg positioning plate 73 is fixedly connected to the mounting threaded holes of the front legs or rear legs by bolts, so that the top plate of the oil pumping unit bracket is butt-jointed with the front and rear legs for easy stable welding in the later stage.

[0032] In the embodiments of the present invention, please refer to Figures 1 to 5 , a plurality of limiting holes 401 are evenly formed on the sleeve 1 4 and the connecting rod 5, and a limiting pin 41 is inserted into the limiting hole 401 at the top of the sleeve 1 4;

[0033] It should be noted that: after the connecting rod 5 is pulled out from the sleeve 4 to be adjusted to a specified length, the limiting pin 41 is inserted into the corresponding limiting hole 401 to complete the plug-in limiting.

[0034] In the embodiments of the present invention, please refer to Figures 1 to 5 The support assembly 8 includes a second lead screw 81 rotatably mounted on the mounting frame 6, a second sleeve 82 is threadedly mounted on the second lead screw 81, a universal wheel 83 is fixedly mounted on the bottom end of the second sleeve 82, a limit plate 84 is mounted on the top end of the second sleeve 82, a limit rod 85 is symmetrically mounted on the mounting frame 6, the limit rod 85 is inserted into the through hole provided in the limit plate 84, and a second hand wheel 86 is fixedly mounted on the top end of the second lead screw 81;

[0035] It should be noted that when the support assembly 8 is in use and the height of the mounting frame 6 needs to be adjusted, the hand wheel 86 is turned to drive the screw 81 to rotate, thereby driving the sleeve 82 to slide along the screw 81, thereby adjusting the height of the entire mounting frame 6, so that when supporting the front and rear legs, its height is adapted to the assembly docking position of the top plate, thereby facilitating precise welding.

[0036] In the embodiments of the present invention, please refer to Figures 1 to 5 , an auxiliary component 9 is installed on the sleeve 1 4, and the auxiliary component 9 includes a sliding sleeve 91, and the sliding sleeve 91 is slidably installed on the sleeve 1 4. A rectangular tube 1 92 is fixedly installed on the outer side of the sliding sleeve 91, and a rectangular tube 2 93 is movably inserted in the rectangular tube 1 92. A lead screw 3 94 is fixedly installed at the front end of the rectangular tube 2 93, and a support sleeve 95 symmetrically installed on the lead screw 3 94, and a groove 402 is symmetrically opened on the sleeve 1 4, and a protrusion 911 that slides with the groove 402 is symmetrically provided in the sliding sleeve 91;

[0037] It should be noted that: after the front and rear legs are fixed and connected to the top plate by using the leg fixing assembly 7, the sliding sleeve 91 is pulled to slide on the sleeve 4 to a suitable position, and then the rectangular tube 2 93 is pulled out from the rectangular tube 1 92 to the connection position between the front and rear legs and the top plate, and then the support sleeve 95 is rotated to support the front end of the front and rear legs so that they can be stably connected to the top plate for easy welding.

[0038] The working principle of the welding tool for the oil pumping unit support provided by the utility model is as follows:

[0039] When in use, the top plate positioning seat 2 adapted to the oil pumping unit bracket is installed on the middle beam 1, and then according to the angle between the front and rear legs of the bracket, the hand wheel 1 34 is driven to drive the screw 1 3 to rotate, thereby driving the moving block 31 to move in the rectangular groove 101, and synchronously driving the rectangular rod 32 to slide in the through groove 102 during movement until it slides to the designed distance, and then the connecting rod 5 is pulled out of the sleeve 1 4 to an appropriate length, and the hand wheel 2 86 is turned to drive the screw 2 81 to rotate, thereby driving the sleeve 2 82 to slide along the screw 2 81, thereby adjusting the height of the entire mounting frame 6, so that when it supports the front and rear legs, its height is adapted to the assembly docking position of the top plate, and then the rotating handle 74 is driven to drive the bidirectional threaded rod 71 to rotate, and the slider 72 is driven to slide against each other along the mounting groove 601, thereby adjusting the two The spacing between the sliders 72 is made equal to the spacing between the corresponding front legs or rear legs, and then the leg positioning plate 73 is fixedly connected to the mounting threaded holes of the front legs or rear legs by bolts, so that the top plate of the pumping unit support is butted and assembled with the front and rear legs. After the butt assembly, the sliding sleeve 91 is pulled to slide on the sleeve 4 to a suitable position, and then the rectangular tube 2 93 is pulled out from the rectangular tube 1 92 to the butt joint between the front and rear legs and the top plate, and then the support sleeve 95 is rotated to support the front ends of the front and rear legs so that they can be stably butted with the top plate, which is convenient for stable welding in the later stage. In this way, when welding and assembling different types of pumping unit supports, it is only necessary to replace the corresponding top plate positioning seat 2 and the leg positioning plate 73, so that the overall tooling has the characteristics of simple structure, precise positioning and wide application range.

[0040] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A welding tool for a pumping unit support, comprising: A middle beam (1), wherein a rectangular groove (101) is formed through the middle beam (1), through grooves (102) are symmetrically formed at the top of the middle beam (1), and a plurality of supporting legs (11) are installed at the bottom of the middle beam (1); It is characterized by further comprising: A top plate positioning seat (2) is detachably mounted on the middle portion of the middle beam (1) by means of screws; The lead screw (3) is provided with two groups. The two groups of the lead screw (3) are symmetrically installed in the rectangular groove (101) and are rotatably connected to the middle beam (1). The two groups of the lead screw (3) are threadedly installed with a moving block (31). The moving block (31) is slidably matched with the rectangular groove (101). The top of the moving block (31) passes through the through groove (102) and is fixedly installed with a rectangular rod (32). The rectangular rod (32) is slidably installed with a connecting block (33). The connecting block (33) is installed with a sleeve (4). A connecting rod (5) is movably inserted in the sleeve (4). A mounting frame (6) is installed at one end of the connecting rod (5) away from the sleeve (4). The mounting frame (6) is provided with a mounting groove (601) at one end facing the middle beam (1). A leg fixing assembly (7) is installed in the mounting groove (601). The bottom end of the mounting frame (6) is installed with a supporting assembly (8).

2. The welding tool for the pumping unit support according to claim 1 is characterized in that: One end of the lead screw 1 (3) passing through the rectangular slot (101) is fixedly mounted with a hand wheel 1 (34).

3. The welding tool for the pumping unit support according to claim 1 is characterized in that: A plurality of limiting holes (401) are evenly provided on the sleeve one (4) and the connecting rod (5), and a limiting pin (41) is inserted into the limiting hole (401) at the top end of the sleeve one (4).

4. The welding tool for the pumping unit support according to claim 1 is characterized in that: The leg fixing assembly (7) comprises a bidirectional threaded rod (71), the bidirectional threaded rod (71) being rotatably mounted in the mounting groove (601), and a slider (72) being symmetrically threadedly mounted on the bidirectional threaded rod (71), the slider (72) being slidably engaged with the mounting groove (601), and a leg positioning plate (73) being detachably mounted on the slider (72) via screws, and a rotating handle (74) being fixedly mounted on the bottom end of the bidirectional threaded rod (71).

5. The welding tool for the oil pumping unit support according to claim 1 is characterized in that: The support assembly (8) comprises a second lead screw (81) rotatably mounted on the mounting frame (6); a second sleeve (82) is threadedly mounted on the second lead screw (81); a universal wheel (83) is fixedly mounted on the bottom end of the second sleeve (82); a limit plate (84) is mounted on the top end of the second sleeve (82); a limit rod (85) is symmetrically mounted on the mounting frame (6); the limit rod (85) is inserted into a through hole provided in the limit plate (84); and a second hand wheel (86) is fixedly mounted on the top end of the second lead screw (81).

6. The welding tool for the oil pumping unit support according to claim 1 is characterized in that: An auxiliary component (9) is installed on the sleeve one (4), and the auxiliary component (9) comprises a sliding sleeve (91), the sliding sleeve (91) is slidably installed on the sleeve one (4), a rectangular tube one (92) is fixedly installed on the outer side of the sliding sleeve (91), a rectangular tube two (93) is movably inserted in the rectangular tube one (92), a lead screw three (94) is fixedly installed at the front end of the rectangular tube two (93), and a support sleeve (95) symmetrically installed on the lead screw three (94), a groove (402) is symmetrically opened on the sleeve one (4), and a protrusion (911) slidably matched with the groove (402) is symmetrically provided in the sliding sleeve (91).

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