Single-station multi-workpiece welding tailor-welding tool for forklift instrument stand

Abstract

The utility model discloses a single-station multi-workpiece welding tailor-welding tool for a forklift instrument stand, and relates to the technical field of forklift manufacturing, the single-station multi-workpiece welding tailor-welding tool comprises a base table, a clamping mechanism is arranged in the base table and used for clamping forklift instrument stands of different specifications and sizes, and the clamping mechanism comprises a transverse clamping unit, a longitudinal clamping unit, a longitudinal clamping unit and a longitudinal clamping unit; the vertical clamping unit is arranged at the top of the transverse clamping unit and comprises a mounting box, a first sliding rail and a second sliding rail are fixedly mounted in the mounting box, a driving motor operates and drives a rotating rod to rotate, and the rotating rod drives a cross sliding block to oppositely slide in a cross sliding groove through two connecting rods; and at the moment, a driving motor operates to drive a gear to rotate, the gear drives a first rack and a second rack to slide oppositely in a second sliding rail and a first sliding rail, so that a first clamping plate and a second clamping plate are driven to move oppositely, and forklift instrument stands of different specifications and sizes are clamped.

Description

Technical Field

[0001] The utility model relates to the technical field of forklift manufacturing, in particular to a single-station multi-workpiece welding fixture for a forklift instrument frame. Background Art

[0002] The forklift instrument is a digital intelligent instrument that uses a high-performance microprocessor. It realizes the digital display of the internal combustion engine forklift's fuel level, cooling water temperature, oil pressure, oil temperature, engine speed and working hour meter. It also has the functions of automatically monitoring the engine's working conditions and providing fault prompts and alarms.

[0003] According to the public number: CN216882473U, a forklift instrument frame welding device is disclosed, which includes: a base, whose upper surface is a plane; a pair of side plate locking components respectively used to position the two side plates; a pair of clamping components for clamping the instrument panel, each clamping component includes an upper clamping plate and a bottom support block fixedly connected to the base; a combination frame for positioning the two front plates, the combination frame is mounted on the bottom support block and pressed on the bottom support block by the upper clamping plate, and the combination frame has a pair of positioning protrusions, and the two positioning protrusions are respectively inserted into the holes of the two front plates during welding. It can effectively constrain the forklift instrument frame during welding, facilitate positioning, and ensure the quality of welding.

[0004] Based on the above-mentioned prior art, the existing welding and joining tooling for forklift instrument frames still has the following problems: the specifications and sizes of forklift instrument panels on the market are different, and the existing devices for clamping forklift instrument panels are difficult to adapt to forklift instrument panels of different specifications and sizes, and the traditional welding method usually needs to be carried out at multiple stations, which is inefficient. Therefore, the utility model provides a single-station multi-workpiece welding and joining tooling for forklift instrument frames. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a single-station multi-workpiece welding fixture for a forklift instrument frame, which solves the following problems existing in the existing welding fixture for forklift instrument frames: forklift instrument panels on the market have different specifications and sizes, and the existing device for clamping forklift instrument panels is difficult to adapt to forklift instrument panels of different specifications and sizes. In addition, traditional welding methods usually need to be carried out at multiple stations, which is inefficient.

[0006] To achieve the above purpose, the utility model is implemented by the following technical solutions: a single-station multi-workpiece welding fixture for a forklift instrument frame includes a base table, and a clamping mechanism is arranged inside the base table for clamping forklift instrument frames of different specifications and sizes, and the clamping mechanism includes:

[0007] A lateral clamping unit is disposed inside the base platform;

[0008] The vertical clamping unit is arranged on the top of the horizontal clamping unit, and includes a mounting box, wherein the first slide rail and the second slide rail are fixedly installed inside the mounting box, and the first slide rail is slidably installed inside the first rack, and the second slide rail is slidably installed inside the second rack.

[0009] Preferably, the vertical clamping unit further comprises a first clamping plate fixedly mounted on one end of the second rack, and a second clamping plate is fixedly mounted on one end of the first rack away from the first clamping plate.

[0010] Preferably, the vertical clamping unit further comprises a driving motor fixedly mounted on the top of the mounting box, and a gear is fixedly mounted on the output end of the driving motor passing through the mounting box, and the gear is meshed with the first rack and the second rack.

[0011] Preferably, the transverse clamping unit includes a mounting plate fixedly installed inside the base platform, a fixing frame is fixedly installed on the bottom of the mounting plate, a driving motor is fixedly installed on the bottom of the fixing frame, an output end of the driving motor passes through the fixing frame and a rotating rod is fixedly installed, and connecting rods are hingedly installed at both ends of the rotating rod.

[0012] Preferably, the transverse clamping unit further comprises two cross slide grooves provided inside the mounting plate, and a cross slider is slidably mounted inside the cross slide groove, and the bottom of the cross slider is hingedly mounted with the connecting rod via a connecting column.

[0013] Preferably, four positioning columns are fixedly installed on the top of the base platform, and a mounting frame is slidably installed on the outer ring of the positioning columns, and a fixing plate is fixedly installed inside the mounting frame, and a number of welding machines are fixedly installed inside the fixing plate, and a cylinder is fixedly installed on the top of the base platform, and the output end of the cylinder is fixedly connected to the mounting frame.

[0014] The utility model provides a single-station multi-workpiece welding fixture for a forklift instrument frame. Compared with the prior art, it has the following beneficial effects:

[0015] (1) The single-station multi-workpiece welding fixture for the forklift instrument frame drives the driving motor to operate, and the driving motor drives the rotating rod to rotate. The rotating rod drives the cross slider to slide toward each other inside the cross slide groove through two connecting rods, thereby driving the two installation boxes to move toward each other. At this time, the driving motor drives the gear to rotate, and the gear drives the first rack and the second rack to slide toward each other inside the second slide rail and the first slide rail, thereby driving the first clamping plate and the second clamping plate to move toward each other, thereby achieving the clamping of forklift instrument frames of different specifications and sizes.

[0016] (2) The single-station multi-workpiece welding fixture used for the forklift instrument frame is that after the forklift instrument frame is clamped by the clamping mechanism, the cylinder runs to drive the mounting frame to descend, and the mounting frame drives the fixed plate and several welding machines to descend synchronously. The welding heads of several welding machines contact the forklift instrument frame for welding, thereby realizing the single-station multi-workpiece welding operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front perspective structural diagram of the utility model;

[0018] Figure 2 This is a bottom perspective structural diagram of the clamping mechanism of the utility model;

[0019] Figure 3 This is a top-view stereoscopic structural diagram of the clamping mechanism of the utility model;

[0020] Figure 4 It is a sectional three-dimensional structural diagram of the vertical clamping unit of the utility model.

[0021] In the figure: 1-base table, 2-clamping mechanism, 21-lateral clamping unit, 211-mounting plate, 212-fixed frame, 213-drive motor, 214-rotating rod, 215-connecting rod, 216-cross slider, 217-cross slide, 22-vertical clamping unit, 221-mounting box, 222-first slide rail, 223-first rack, 224-first clamping plate, 225-second slide rail, 226-second rack, 227-second clamping plate, 228-drive motor, 229-gear, 3-positioning column, 4-mounting frame, 5-fixed plate, 6-welding machine, 7-cylinder. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0024] The single-station multi-workpiece welding fixture for forklift instrument racks includes a base platform 1, and a clamping mechanism 2 is arranged inside the base platform 1 for clamping forklift instrument racks of different specifications and sizes. The clamping mechanism 2 includes:

[0025] A lateral clamping unit 21 is disposed inside the base platform 1;

[0026] The vertical clamping unit 22 is arranged on the top of the horizontal clamping unit 21, and includes a mounting box 221. The first slide rail 222 and the second slide rail 225 are fixedly installed inside the mounting box 221, and the first slide rail 222 has a first rack 223 slidably installed inside, and the second slide rail 225 has a second rack 226 slidably installed inside.

[0027] In this embodiment, the vertical clamping unit 22 also includes a first clamping plate 224 fixedly installed at one end of the second rack 226, and a second clamping plate 227 is fixedly installed at the end of the first rack 223 away from the first clamping plate 224. The vertical clamping unit 22 also includes a driving motor 228 fixedly installed on the top of the mounting box 221, and the output end of the driving motor 228 passes through the mounting box 221 and is fixedly installed with a gear 229, and the gear 229 is meshed with the first rack 223 and the second rack 226.

[0028] The model of the driving motor 228 is KV3SF-8521F-WR, which is electrically connected to an external power supply and is opened and closed by a person operating the control panel. The operation of the driving motor 228 drives the gear 229 to rotate, and the gear 229 drives the first rack 223 and the second rack 226 to slide toward each other inside the second slide rail 225 and the first slide rail 222, thereby driving the first clamping plate 224 and the second clamping plate 227 to move toward each other, thereby clamping forklift instrument racks of different specifications and sizes. The shape of the first clamping plate 224 is bent, thereby improving the stability of the clamping of the forklift instrument rack.

[0029] In this embodiment, the transverse clamping unit 21 includes a mounting plate 211 fixedly installed inside the base platform 1, a fixing frame 212 is fixedly installed at the bottom of the mounting plate 211, a driving motor 213 is fixedly installed at the bottom of the fixing frame 212, the output end of the driving motor 213 passes through the fixing frame 212 and is fixedly installed with a rotating rod 214, both ends of the rotating rod 214 are hingedly installed with a connecting rod 215, the transverse clamping unit 21 also includes two cross slide grooves 217 opened inside the mounting plate 211, and a cross slider 216 is slidably installed inside the cross slide groove 217, and the bottom of the cross slider 216 is hingedly installed with the connecting rod 215 through a connecting column.

[0030] The mounting plate 211 is fixedly mounted on the top of the cross slider 216. The drive motor 213 is a three-phase asynchronous motor, which is electrically connected to an external power supply and is opened and closed by a person operating the control panel. When the drive motor 213 is running, the drive motor 213 drives the rotating rod 214 to rotate. The rotating rod 214 drives the cross slider 216 to slide toward each other in the cross slide groove 217 through two connecting rods 215, thereby driving the two vertical clamping units 22 to move toward each other.

[0031] In this embodiment, four positioning columns 3 are fixedly installed on the top of the base platform 1, and a mounting frame 4 is slidably installed on the outer ring of the positioning columns 3, and a fixing plate 5 is fixedly installed inside the mounting frame 4, and a number of welding machines 6 are fixedly installed inside the fixing plate 5. A cylinder 7 is fixedly installed on the top of the base platform 1, and the output end of the cylinder 7 is fixedly connected to the mounting frame 4.

[0032] Two limit columns are installed above the base platform 1, and the limit columns pass through the mounting frame 4, which are used to limit the movement of the mounting frame 4. After the forklift instrument frame is clamped by the clamping mechanism 2, the cylinder 7 runs to drive the mounting frame 4 to descend, and the mounting frame 4 drives the fixed plate 5 and several welding machines 6 to descend synchronously. The welding heads of several welding machines 6 contact the forklift instrument frame for welding, thereby realizing the welding operation of multiple workpieces in a single station.

[0033] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0034] During operation, the user first connects the device to an external power source, and then drives the motor 213 to operate, and the motor 213 drives the rotating rod 214 to rotate, and the rotating rod 214 drives the cross slider 216 to slide toward each other in the cross slide 217 through the two connecting rods 215, thereby driving the two mounting boxes 221 to move toward each other, and at this time, the driving motor 228 operates to drive the gear 229 to rotate, and the gear 229 drives the first rack 223 and the second rack 226 to slide toward each other in the second slide rail 225 and the first slide rail 222, thereby driving the first clamping plate 224 and the second clamping plate 227 to move toward each other, clamping the forklift instrument frame, and then after the forklift instrument frame is clamped by the clamping mechanism 2, the cylinder 7 operates to drive the mounting frame 4 to descend, and the mounting frame 4 drives the fixed plate 5 and several welders 6 to descend synchronously, and the welding heads of several welders 6 contact the forklift instrument frame for welding, and the welding operation of multiple workpieces is performed.

[0035] 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.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A single-station multi-workpiece welding fixture for a forklift instrument frame, comprising a base table (1), characterized in that: The base platform (1) is provided with a clamping mechanism (2) for clamping forklift instrument racks of different specifications and sizes. The clamping mechanism (2) comprises: A transverse clamping unit (21) is arranged inside the base platform (1); The vertical clamping unit (22) is arranged on the top of the horizontal clamping unit (21), and comprises a mounting box (221), wherein a first slide rail (222) and a second slide rail (225) are fixedly mounted inside the mounting box (221), and a first rack (223) is slidably mounted inside the first slide rail (222), and a second rack (226) is slidably mounted inside the second slide rail (225).

2. The single-station multi-workpiece welding fixture for forklift instrument rack according to claim 1 is characterized in that: The vertical clamping unit (22) further comprises a first clamping plate (224) fixedly mounted on one end of the second rack (226), and a second clamping plate (227) is fixedly mounted on one end of the first rack (223) away from the first clamping plate (224).

3. The single-station multi-workpiece welding fixture for a forklift instrument frame according to claim 1, characterized in that: The vertical clamping unit (22) further comprises a driving motor (228) fixedly mounted on the top of the mounting box (221); an output end of the driving motor (228) passes through the mounting box (221) and is fixedly mounted with a gear (229); and the gear (229) is meshed with the first rack (223) and the second rack (226).

4. The single-station multi-workpiece welding fixture for a forklift instrument frame according to claim 1, characterized in that: The transverse clamping unit (21) comprises a mounting plate (211) fixedly mounted inside the base platform (1); a fixing frame (212) is fixedly mounted on the bottom of the mounting plate (211); a driving motor (213) is fixedly mounted on the bottom of the fixing frame (212); a rotating rod (214) is fixedly mounted on the output end of the driving motor (213) passing through the fixing frame (212); and connecting rods (215) are hingedly mounted on both ends of the rotating rod (214).

5. The single-station multi-workpiece welding fixture for a forklift instrument frame according to claim 4 is characterized in that: The transverse clamping unit (21) further comprises two cross slide grooves (217) provided inside the mounting plate (211), and a cross slide block (216) is slidably mounted inside the cross slide groove (217), and the bottom of the cross slide block (216) is hingedly mounted to the connecting rod (215) via a connecting column.

6. The single-station multi-workpiece welding fixture for forklift instrument rack according to claim 1, characterized in that: Four positioning columns (3) are fixedly mounted on the top of the base platform (1), and a mounting frame (4) is slidably mounted on the outer ring of the positioning columns (3), and a fixing plate (5) is fixedly mounted inside the mounting frame (4), and a plurality of welding machines (6) are fixedly mounted inside the fixing plate (5). A cylinder (7) is fixedly mounted on the top of the base platform (1), and an output end of the cylinder (7) is fixedly connected to the mounting frame (4).

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