Positioning mechanism of oil cylinder welding device

Abstract

The invention provides a positioning mechanism of an oil cylinder welding device, which relates to the technical field of oil cylinder welding and comprises a placing plate, a strip-shaped insertion hole is formed in one side of the outer wall of the placing plate, and a lengthening plate is movably inserted into the inner surface wall of the strip-shaped insertion hole. According to the oil cylinder welding device, firstly, two electric push rods are started according to the specification and size of an oil cylinder needing to be welded, under the action of two moving grooves, two moving blocks and two connecting blocks, a lengthening plate is driven by the electric push rods to move by a proper distance in a strip-shaped inserting hole, then the oil cylinder needing to be welded is placed on a placing plate and abuts against a fixing plate, then a screw rod is rotated, and the oil cylinder is welded. Under the action of the two limiting grooves and the two limiting blocks, the positioning plate is driven to stably move towards one side, the oil cylinder needing to be welded is positioned between the fixing plate and the positioning plate, the use flexibility is high, oil cylinders of more specifications and sizes can be positioned and welded, and therefore the oil cylinder positioning and welding efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of oil cylinder welding, in particular to a positioning mechanism of an oil cylinder welding device. Background Art

[0002] The oil cylinder, also known as the hydraulic cylinder, is a device that converts liquid pressure energy into mechanical energy. It is mainly used to provide power and control motion equipment. It is usually composed of a cylinder body, a piston, a piston rod and other components. The pressure of the hydraulic oil is used to push the piston to move, thereby achieving linear motion. When the oil cylinder is produced, it is usually necessary to weld the oil cylinder, which will use the oil cylinder welding device.

[0003] In the prior art, when a welding device is welding an oil cylinder, it is generally necessary to position it. Since the existing positioning methods all use bolts and limit devices to position the oil cylinder, their flexibility of use is not high, which reduces the efficiency of positioning welding of the oil cylinder. Summary of the invention

[0004] The purpose of the present invention is to solve the problem that the existing equipment has low flexibility in use because the existing positioning method is to position the oil cylinder through bolts and limit devices when in use, and to propose a positioning mechanism for the oil cylinder welding device.

[0005] In order to achieve the above-mentioned objectives, the present invention adopts the following technical scheme: a positioning mechanism of a cylinder welding device, comprising a placing plate, a strip plug hole is provided on one side of the outer wall of the placing plate, an extension plate is movably inserted on the inner wall of the strip plug hole, a fixing plate is fixedly installed on the top of the extension plate, a support plate is fixedly installed on one side of the outer wall of the fixing plate, and the bottom of the support plate is fixedly connected to the top of the extension plate, a rectangular plate is fixedly installed on the top of the placing plate, a screw is threadedly connected to one side of the outer wall of the rectangular plate, a positioning plate is rotatably connected to one side of the outer wall of the screw, two limit grooves are provided on the top of the placing plate, limit blocks are movably embedded in the inner walls of the two limit grooves, and the tops of the two limit blocks are fixedly connected to the bottom of the positioning plate.

[0006] Preferably, two movable grooves are provided on the top of the placement plate.

[0007] Preferably, the inner surface walls of the two movable grooves are movably embedded with movable blocks, and the bottoms of the two movable blocks are fixedly connected to the top of the extension plate.

[0008] Preferably, two fixing blocks are fixedly mounted on the outer wall of the placement plate, and an electric push rod is fixedly mounted on one side of the outer wall of the two fixing blocks.

[0009] Preferably, the output ends of the two electric push rods are fixedly mounted with connecting blocks, and the outer wall of the extension plate is fixedly connected to one side of the outer walls of the two connecting blocks.

[0010] Preferably, the bottom of the placement plate contacts a moving seat, and the top of the moving seat is provided with two strip grooves.

[0011] Preferably, a forward and reverse motor is fixedly mounted on the bottom of the inner wall of one of the strip-shaped grooves, and a threaded rod is fixedly mounted on one side of the outer wall of the forward and reverse motor.

[0012] Preferably, the inner surfaces of the two strip grooves are movably embedded with strip sliders, and the inner surface wall of one of the strip sliders is threadedly connected to the outer surface wall of the threaded rod, and the tops of the two strip sliders are fixedly connected to the bottom of the placement plate.

[0013] Preferably, a guide rod is fixedly installed between the inner surface walls of one of the strip-shaped grooves, and the inner surface wall of the other strip-shaped sliding block is movably sleeved on the outer surface wall of the guide rod.

[0014] Preferably, the bottom of the movable seat contacts a base, and a welding assembly is fixedly installed on the top of the base.

[0015] Compared with the prior art, the advantages and positive effects of the present invention are: 1. In the present invention, firstly, two electric push rods are started according to the size of the oil cylinder to be welded, and under the action of two moving grooves, two moving blocks and two connecting blocks, the two electric push rods are driven to move the extension plate to a suitable distance in the strip-shaped jack, and then the oil cylinder to be welded is placed on the placement plate and against the fixed plate, and then the screw is rotated, and under the action of two limit grooves and two limit blocks, the screw is driven to stably move the positioning plate to one side, and the oil cylinder to be welded is positioned between the fixed plate and the positioning plate. It has high flexibility in use and can meet the positioning welding of oil cylinders of more sizes, thereby improving the efficiency of positioning welding of the oil cylinder.

[0016] 2. In the present invention, after the oil cylinder to be welded is positioned, the forward and reverse motors are started, and under the action of the two strip grooves, the two strip sliders and the guide rod, the two strip sliders and the placement plate are stably moved on the threaded rod and the guide rod at the same time until they are moved to a suitable position under the welding assembly, which is convenient for welding, and the welding position is accurate, which further improves the efficiency of positioning welding of the oil cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional diagram of a positioning mechanism of a cylinder welding device proposed by the present invention; Figure 2 A partial exploded view of a positioning mechanism of a cylinder welding device proposed by the present invention; Figure 3 A partial expanded view of a positioning mechanism of a cylinder welding device proposed by the present invention; Figure 4 The present invention provides a partial diagram of a positioning mechanism of a cylinder welding device.

[0018] Legend: 1. Placement plate; 2. Strip jack; 3. Extension plate; 4. Fixed plate; 5. Support plate; 6. Rectangular plate; 7. Screw; 8. Positioning plate; 9. Limiting groove; 10. Limiting block; 11. Moving groove; 12. Moving block; 13. Fixed block; 14. Electric push rod; 15. Connecting block; 16. Moving seat; 17. Strip groove; 18. Forward and reverse motor; 19. Threaded rod; 20. Strip slider; 21. Guide rod; 22. Base; 23. Welding assembly. DETAILED DESCRIPTION

[0019] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0021] Embodiment 1, as Figure 1-Figure 4 As shown, the present invention provides a positioning mechanism for a cylinder welding device, comprising a placing plate 1, a strip plug hole 2 is provided on one side of the outer wall of the placing plate 1, an extension plate 3 is movably inserted on the inner surface wall of the strip plug hole 2, a fixing plate 4 is fixedly installed on the top of the extension plate 3, a supporting plate 5 is fixedly installed on one side of the outer wall of the fixing plate 4, and the bottom of the supporting plate 5 is fixedly connected to the top of the extension plate 3, a rectangular plate 6 is fixedly installed on the top of the placing plate 1, a screw rod 7 is threadedly connected to one side of the outer wall of the rectangular plate 6, a positioning plate 8 is rotatably connected to one side of the outer wall of the screw rod 7, two limiting grooves 9 are provided on the top of the placing plate 1, limiting blocks 10 are movably embedded in the inner surface walls of the two limiting grooves 9, and the tops of the two limiting blocks 10 are fixedly connected to the bottom of the positioning plate 8.

[0022] The effect achieved by the entire embodiment 1 is that when it is necessary to weld the cylinder, the two electric push rods 14 are started according to the specifications of the cylinder. Since the connecting blocks 15 fixedly installed at the output ends of the two electric push rods 14 are installed on both sides of the extension plate 3, and the extension plate 3 is movably inserted in the strip socket 2 opened on one side of the outer wall of the placement plate 1, the extension plate 3 can be moved to a suitable position by the two electric push rods 14, and the extension plate 3 will never move out of the strip socket 2, and then the cylinder is placed on one side of the fixed plate 4, and the screw rod 7 is rotated. Since one end of the screw rod 7 is rotatably connected to the positioning plate 8, and the two limit blocks 10 installed at the bottom of the positioning plate 8 are movably embedded in the two limit grooves 9, the positioning plate 8 can be stably moved to one side of the fixed plate 4, and the cylinder is positioned between the fixed plate 4 and the positioning plate 8. It has high flexibility in use and can meet the positioning welding of cylinders of more specifications and sizes, thereby improving the efficiency of positioning welding of the cylinder.

[0023] Embodiment 2, as Figure 2-Figure 4 As shown, two moving grooves 11 are provided on the top of the placement plate 1, and moving blocks 12 are movably embedded in the inner walls of the two moving grooves 11, and the bottoms of the two moving blocks 12 are fixedly connected to the top of the extension plate 3, and two fixed blocks 13 are fixedly installed on the outer wall of the placement plate 1, and electric push rods 14 are fixedly installed on one side of the outer wall of the two fixed blocks 13, and connecting blocks 15 are fixedly installed on the output ends of the two electric push rods 14, and the outer wall of the extension plate 3 is fixedly connected to one side of the outer wall of the two connecting blocks 15, and the bottom of the placement plate 1 contacts with a moving seat 16, and the top of the moving seat 16 is provided with two strip grooves 17, and one of the strip grooves 17 is fixedly installed on the outer wall of the two fixed blocks 13. A forward and reverse motor 18 is fixedly installed at the bottom of the inner wall, a threaded rod 19 is fixedly installed on one side of the outer wall of the forward and reverse motor 18, the inner walls of the two strip grooves 17 are movably embedded with strip sliders 20, and the inner wall of one of the strip sliders 20 is threadedly connected to the outer wall of the threaded rod 19, and the tops of the two strip sliders 20 are fixedly connected to the bottom of the placement plate 1, a guide rod 21 is fixedly installed between the inner walls of one of the strip grooves 17, and the inner wall of the other strip slider 20 is movably sleeved on the outer wall of the guide rod 21, the bottom of the movable seat 16 contacts with a base 22, and a welding assembly 23 is fixedly installed on the top of the base 22.

[0024] The effect achieved by the entire embodiment 2 is that the welding assembly 23 includes a fixed bracket, a driving mechanism and a welding tool, etc. When the oil cylinder to be welded is positioned on the placement plate 1, the forward and reverse motor 18 installed in one of the strip grooves 17 is started to drive the threaded rod 19 inside the moving seat 16. Since strip sliders 20 are movably embedded in the two strip grooves 17, one of the strip sliders 20 is threadedly connected to the threaded rod 19, and the other strip slider 20 is movably sleeved on the guide rod 21, and the placement plate 1 is installed between the tops of the two strip sliders 20, the strip slider 20 and the placement plate 1 can be driven to move back and forth until they are moved to a suitable position below the welding assembly 23, and then the welding operation is performed on them through the welding assembly 23, and it is convenient to weld them accurately, which further improves the efficiency of positioning welding of the oil cylinder.

[0025] Working principle: First, according to the size of the welding cylinder, the two electric push rods 14 are started to drive the two connecting blocks 15 and the extension plate 3 to move a suitable distance in the strip jack 2, and then the cylinder is placed on one side of the fixed plate 4, and supported by the support plate 5, and then the screw 7 on the rectangular plate 6 is rotated, and under the action of the two limit blocks 10 and the two limit grooves 9, the positioning plate 8 is driven to move stably, and the cylinder is positioned between the fixed plate 4 and the positioning plate 8, and then the forward and reverse motors 18 are started according to the welding position. They are movably embedded in the two strip grooves 17, and the two strip sliders 20 are respectively threadedly connected to the threaded rod 19, and are movably sleeved on the guide rod 21, so that the two strip sliders 20 can move back and forth on the threaded rod 19 and the guide rod 21 at the same time, until the placement plate 1 installed on the top of the two strip sliders 20 is moved to a suitable position, and the cylinder to be welded is located below the welding assembly 23. In general, by positioning cylinders of different sizes and accurately moving them to the bottom of the welding assembly 23 and then performing welding operations on them, the efficiency of positioning welding of the cylinders is improved.

[0026] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0027] In addition, in the present invention, descriptions such as "first", "second", "one", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0028] 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.

[0029] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0030] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways without departing from the scope defined by the spirit of the present invention.

Claims

1. A positioning mechanism for a cylinder welding device, characterized in that: The invention comprises a placement plate (1), wherein one side of the outer wall of the placement plate (1) is provided with a strip-shaped insertion hole (2), the inner surface wall of the strip-shaped insertion hole (2) is movably inserted with an extension plate (3), the top of the extension plate (3) is fixedly mounted with a fixing plate (4), one side of the outer wall of the fixing plate (4) is fixedly mounted with a support plate (5), and the bottom of the support plate (5) is fixedly connected to the top of the extension plate (3), the top of the placement plate (1) is fixedly mounted with a rectangular plate (6), one side of the outer wall of the rectangular plate (6) is threadedly connected with a screw rod (7), one side of the outer wall of the screw rod (7) is rotatably connected with a positioning plate (8), the top of the placement plate (1) is provided with two limit grooves (9), the inner surface walls of the two limit grooves (9) are movably embedded with limit blocks (10), and the tops of the two limit blocks (10) are fixedly connected to the bottom of the positioning plate (8).

2. The positioning mechanism of the oil cylinder welding device according to claim 1, characterized in that: Two moving grooves (11) are provided on the top of the placement plate (1).

3. The positioning mechanism of the oil cylinder welding device according to claim 2, characterized in that: The inner surface walls of the two movable grooves (11) are both movably embedded with movable blocks (12), and the bottoms of the two movable blocks (12) are both fixedly connected to the top of the extension plate (3).

4. The positioning mechanism of the oil cylinder welding device according to claim 3, characterized in that: Two fixing blocks (13) are fixedly mounted on the outer wall of the placement plate (1), and an electric push rod (14) is fixedly mounted on one side of the outer wall of each of the two fixing blocks (13).

5. The positioning mechanism of the oil cylinder welding device according to claim 4, characterized in that: The output ends of the two electric push rods (14) are both fixedly mounted with connection blocks (15), and the outer wall of the extension plate (3) is fixedly connected to one side of the outer walls of the two connection blocks (15).

6. The positioning mechanism of the oil cylinder welding device according to claim 5, characterized in that: The bottom of the placement plate (1) contacts a movable seat (16), and the top of the movable seat (16) is provided with two strip-shaped grooves (17).

7. The positioning mechanism of the oil cylinder welding device according to claim 6, characterized in that: A forward and reverse motor (18) is fixedly mounted on the bottom of the inner wall of one of the strip-shaped grooves (17), and a threaded rod (19) is fixedly mounted on one side of the outer wall of the forward and reverse motor (18).

8. The positioning mechanism of the oil cylinder welding device according to claim 7, characterized in that: The inner surfaces of the two strip-shaped grooves (17) are both movably embedded with strip-shaped sliders (20), and the inner surface wall of one of the strip-shaped sliders (20) is threadedly connected to the outer surface wall of the threaded rod (19), and the tops of the two strip-shaped sliders (20) are fixedly connected to the bottom of the placement plate (1).

9. The positioning mechanism of the oil cylinder welding device according to claim 8, characterized in that: A guide rod (21) is fixedly mounted between the inner surface walls of one of the strip-shaped grooves (17), and the inner surface wall of the other strip-shaped sliding block (20) is movably sleeved on the outer surface wall of the guide rod (21).

10. The positioning mechanism of the oil cylinder welding device according to claim 9, characterized in that: The bottom of the movable seat (16) contacts a base (22), and a welding assembly (23) is fixedly mounted on the top of the base (22).

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