Welding protection pad machining device

Abstract

The utility model discloses a welding protection pad processing device, and relates to the technical field of welding protection pad processing, the welding protection pad processing device comprises a base, the inner side of the base is sequentially provided with a feeding mechanism, a positioning mechanism and a discharging conveying belt from left to right, and the right side of the positioning mechanism is provided with a discharging mechanism; the positioning mechanism comprises a vacuum generator and a fixing seat which are fixedly installed on the front side and the inner side of the base correspondingly, a hollow containing cavity is formed in the fixing seat, and the top of the base is fixedly connected with a supporting plate which seals the containing cavity and is used for placing a welding protection pad. The supporting plate is provided with a plurality of adsorption holes communicating with the containing cavity. According to the automatic corner cutting machine, mechanical operation is adopted for feeding, positioning and discharging to replace manual operation, the labor intensity of workers is reduced, meanwhile, the machining efficiency is improved, the mode that a clamp fixes corners is replaced with adsorption positioning, the tedious step that the clamp is fixed firstly and then removed is avoided, and corner cutting cannot be affected.

Description

Technical Field

[0001] The utility model relates to the technical field of welding protection pad processing, in particular to a welding protection pad processing device. Background Art

[0002] Welding protective pads are used to protect welders from spatter, sparks and high temperatures generated during welding. Such protective pads are usually made of fire-resistant and high-temperature resistant materials to ensure welder safety and meet the needs of specific welding tasks. Currently, most welding protective pads on the market are welding protective rubber pads, which are produced by mold injection molding.

[0003] After searching, the document with publication number CN217373321U discloses a welding protective rubber pad mold to realize the production of welding protective rubber pads. Since the mold injection molding is adopted, the size of the produced welding protective rubber pad products is fixed, and the burrs of the welding protective rubber pad products are large. Therefore, the welding protective rubber pads after injection molding need to be cut to meet the factory requirements. The welding protective rubber pads need to be fed, positioned and unloaded during the cutting process. The feeding and unloading are mostly done manually, which increases the labor intensity and reduces the processing efficiency. The positioning mostly uses a clamp to fix the corners of the welding protective rubber pad, which will affect the removal of burrs on the corners of the welding protective rubber pad. Utility Model Content

[0004] The utility model aims to solve the problems existing in the prior art and proposes a welding protection pad processing device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A welding protective pad processing device comprises a base, wherein a loading mechanism, a positioning mechanism and a unloading conveyor belt are sequentially installed on the inner side of the base from left to right, and a unloading mechanism is arranged on the right side of the positioning mechanism;

[0007] The positioning mechanism includes a vacuum generator and a fixing seat which are respectively fixedly installed on the front side and the inner side of the base, a hollow accommodating cavity is formed inside the fixing seat, a supporting plate which closes the accommodating cavity and is used to place a welding protective pad is fixedly connected to the top of the base, a plurality of adsorption holes which are connected to the accommodating cavity are formed on the supporting plate, a joint which is connected to the accommodating cavity is fixedly installed on the front side of the fixing seat, a ventilation pipe is connected to the port of the joint, and an end of the ventilation pipe which is away from the joint passes through the base and is connected to the vacuum generator.

[0008] Preferably, the feeding mechanism includes a driving motor, an upper rotating shaft and a lower rotating shaft, and the upper rotating shaft and the lower rotating shaft are arranged on the inner side of the base and rotate from top to bottom, and the output shaft of the driving motor is connected to one end of the back side of the upper rotating shaft, and the upper pressure roller and the lower pressure roller are fixedly sleeved on the outer walls of the upper rotating shaft and the lower rotating shaft, respectively, and one end of the front side of the upper rotating shaft and the lower rotating shaft passes through the base and are fixedly sleeved with an upper gear and a lower gear, respectively, and the upper gear and the lower gear are meshed with each other.

[0009] Preferably, the unloading mechanism includes a walking platform and an electric linear guide, the electric linear guide is arranged in two groups and installed on the top of the base, both of the electric linear guides are provided with a slider which moves along the length direction of the electric linear guide, the walking platform is fixedly connected between the two sliders, and the walking platform is provided with a bearing assembly and a clamping assembly.

[0010] Preferably, the bearing assembly includes a bearing platform, a slide groove is provided on the top of the walking platform, the bearing platform is slidably arranged in the slide groove, the front view cross-section of the bearing platform is an L-shaped component, an electric push rod is fixedly installed on the top of the walking platform, and the output end of the electric push rod is connected to the bearing platform.

[0011] Preferably, the clamping assembly includes a U-shaped seat, which is fixedly connected to the top of the walking platform and covers the slide groove. The inner side of the U-shaped seat is rotatably connected to an axle pin, and a worm gear and evenly distributed pressure rods are fixedly sleeved on the outer wall of the axle pin. An adjusting motor is fixedly installed on the top of the U-shaped seat, and the output shaft of the adjusting motor is fixedly connected to a worm meshing with the worm gear.

[0012] Preferably, a receiving groove is opened on the right side of the fixed seat, and one side of the bearing platform can be accommodated in the receiving groove. The upper surface of the bearing platform located in the receiving groove is flush with the upper surfaces of the support plate and the fixed seat. When the walking platform contacts the fixed seat, the left side surface of the U-shaped seat and the right side surface of the fixed seat coincide with each other.

[0013] Preferably, both ends of the pressure rod are rounded, and the edges of the pressure rod are chamfered.

[0014] Preferably, a plurality of auxiliary rollers are arranged between the lower pressure roller and the fixed seat, and both ends of the auxiliary rollers are rotatably connected to the inner wall of the base.

[0015] Compared with the prior art, the advantages and positive effects of the utility model are:

[0016] 1. In the utility model, the upper pressure roller and the lower pressure roller are driven by the motor to rotate in opposite directions, and the welding protective pad to be processed passes between the upper pressure roller and the lower pressure roller. The upper pressure roller and the lower pressure roller convey the welding protective pad, so that the staff does not need to push it every time, which greatly reduces the labor intensity of the staff.

[0017] 2. In the utility model, a vacuum generator is used to generate negative pressure suction in the accommodating chamber, and the negative pressure suction adsorbs the welding protection pad onto the support plate through the adsorption hole. The welding protection pad is then cut to remove burrs from the edges and corners and cut into suitable sizes, replacing the clamp fixing method, avoiding the tedious steps of first fixing and then releasing the clamp, and will not affect the cutting of the edges and corners.

[0018] 3. In the utility model, the welding protection pad is pressed by adjusting the motor to drive the pressure rod to rotate and cooperate with the bearing platform, and the welding protection pad is moved to the top of the unloading conveyor belt by moving the walking platform. The electric push rod pushes the bearing platform to move in the slide groove, and the bearing platform no longer carries the welding protection pad, so that the welding protection pad falls on the unloading conveyor belt and is sent away. Unloading does not require manual operation, which reduces the labor intensity and improves the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional structural schematic diagram of a welding protective pad processing device is proposed for the utility model;

[0020] Figure 2 The utility model provides a schematic diagram of a sectional three-dimensional structure of a positioning mechanism of a welding protective pad processing device;

[0021] Figure 3 A three-dimensional structural diagram of a feeding mechanism of a welding protective pad processing device is provided for the utility model;

[0022] Figure 4 The utility model provides a schematic diagram of the partial structure of a material removal mechanism of a welding protective pad processing device;

[0023] Figure 5 The utility model provides a three-dimensional structural schematic diagram of a clamping assembly of a welding protective pad processing device.

[0024] Legend: 1. Base; 2. Feeding mechanism; 21. Driving motor; 22. Upper rotating shaft; 23. Lower rotating shaft; 24. Upper pressure roller; 25. Lower pressure roller; 26. Upper gear; 27. Lower gear; 3. Positioning mechanism; 31. Vacuum generator; 32. Fixed seat; 33. Accommodating chamber; 34. Support plate; 35. Adsorption hole; 36. Joint; 37. Ventilation pipe; 38. Accommodating groove; 4. Unloading conveyor belt; 5. Unloading mechanism; 51. Walking platform; 52. Electric linear guide; 53. Slider; 54. Bearing assembly; 541. Bearing platform; 542. Electric push rod; 55. Clamping assembly; 551. U-shaped seat; 552. Axis pin; 553. Worm gear; 554. Pressure rod; 555. Adjusting motor; 556. Worm; 56. Slide; 6. Auxiliary roller. DETAILED DESCRIPTION

[0025] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0026] 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.

[0027] like Figure 1-5 As shown, the utility model provides a welding protective pad processing device, including a base 1, a feeding mechanism 2, a positioning mechanism 3 and a feeding conveyor belt 4 are sequentially installed on the inner side of the base 1 from left to right, and a feeding mechanism 5 is arranged on the right side of the positioning mechanism 3;

[0028] The positioning mechanism 3 includes a vacuum generator 31 and a fixed seat 32 which are respectively fixedly mounted on the front side and the inner side of the base 1. A hollow accommodating chamber 33 is formed inside the fixed seat 32. A support plate 34 which closes the accommodating chamber 33 and is used to place a welding protective pad is fixedly connected to the top of the base 1. A plurality of adsorption holes 35 which are connected to the accommodating chamber 33 are formed on the support plate 34. A joint 36 which is connected to the accommodating chamber 33 is fixedly mounted on the front side of the fixed seat 32. A ventilation pipe 37 is installed on the port of the joint 36. The end of the ventilation pipe 37 away from the joint 36 passes through the base 1 and is connected to the vacuum generator 31.

[0029] In this embodiment, the feeding mechanism 2 includes a driving motor 21, an upper rotating shaft 22 and a lower rotating shaft 23. The upper rotating shaft 22 and the lower rotating shaft 23 are rotatably arranged on the inner side of the base 1 from top to bottom. The output shaft of the driving motor 21 is connected to one end of the back side of the upper rotating shaft 22. The outer walls of the upper rotating shaft 22 and the lower rotating shaft 23 are respectively fixedly sleeved with an upper pressure roller 24 and a lower pressure roller 25. One end of the front side of the upper rotating shaft 22 and the lower rotating shaft 23 penetrates the base 1 and is respectively fixedly sleeved with an upper gear 26 and a lower gear 27. The upper gear 26 and the lower gear 27 are respectively fixedly sleeved. The lower gears 27 mesh with each other; the driving motor 21 drives the upper shaft 22 to rotate the upper pressure roller 24, and the upper shaft 22 drives the lower gear 27 through the upper gear 26 to drive the lower shaft 23 to rotate, and the lower shaft 23 enables the lower pressure roller 25 to rotate in the opposite direction of the upper pressure roller 24, and the welding protection pad to be processed passes between the upper pressure roller 24 and the lower pressure roller 25, and the upper pressure roller 24 and the lower pressure roller 25 convey the welding protection pad, so that the staff does not need to push it every time, which greatly reduces the labor intensity of the staff.

[0030] In this embodiment, the unloading mechanism 5 includes a walking platform 51 and an electric linear guide 52. The electric linear guide 52 is arranged in two groups and installed on the top of the base 1. The two electric linear guides 52 are provided with sliders 53 that move along the length direction of the electric linear guide 52. The walking platform 51 is fixedly connected between the two sliders 53. The walking platform 51 is provided with a bearing assembly 54 and a clamping assembly 55; the bearing assembly 54 and the clamping assembly 55 on the walking platform 51 realize the clamping of the welding protection pad, and the cooperation of the electric linear guide 52 and the slide rail realizes that the slider 53 drives the walking platform 51 to move to realize unloading.

[0031] In this embodiment, the bearing assembly 54 includes a bearing platform 541, a slide groove 56 is opened on the top of the walking platform 51, the bearing platform 541 is slidably set in the slide groove 56, the front view cross-section of the bearing platform 541 is an L-shaped component, and an electric push rod 542 is fixedly installed on the top of the walking platform 51, and the output end of the electric push rod 542 is connected to the bearing platform 541; the electric push rod 542 can push the bearing platform 541 to move in the slide groove 56 to carry the welding protection pad.

[0032] In this embodiment, the clamping assembly 55 includes a U-shaped seat 551, which is fixedly connected to the top of the walking platform 51 and covers the slide groove 56. The inner side of the U-shaped seat 551 is rotatably connected to an axle pin 552, and a worm gear 553 and evenly distributed pressure rods 554 are fixedly sleeved on the outer wall of the axle pin 552. An adjusting motor 555 is fixedly installed on the top of the U-shaped seat 551, and the output shaft of the adjusting motor 555 is fixedly connected to a worm 556 meshing with the worm gear 553; the worm gear 556 is driven to rotate by the adjusting motor 555 so that the worm gear 553 rotates accordingly, and the worm gear 553 drives the axle pin 552 to rotate the pressure rod 554 to clamp the welding protection pad.

[0033] In this embodiment, a receiving groove 38 is opened on the right side of the fixed seat 32, and one side of the supporting platform 541 can be accommodated in the receiving groove 38. The upper surface of the supporting platform 541 located in the receiving groove 38 is flush with the upper surfaces of the support plate 34 and the fixed seat 32. When the walking platform 51 contacts the fixed seat 32, the left side of the U-shaped seat 551 coincides with the right side of the fixed seat 32; the welding protection pad is transported to contact the U-shaped seat 551 and then stops, at which time the welding protection pad contacts the upper surface of the supporting platform 541.

[0034] In this embodiment, both ends of the pressing rod 554 are rounded, and the edges of the pressing rod 554 are chamfered; when the pressing rod 554 presses the welding protection pad, no damage will be caused.

[0035] In this embodiment, a plurality of auxiliary rollers 6 are arranged between the lower pressure roller 25 and the fixed seat 32, and the two ends of the auxiliary rollers 6 are rotatably connected to the inner wall of the base 1; the auxiliary rollers 6 may be set or not, and the number of auxiliary rollers 6 is adjusted according to actual conditions, so as to play the effect of assisting the transportation of the welding protective pad.

[0036] The use method and working principle of the device: When the device is used, first, the utility model is installed under the tool of a CNC cutting machine or a laser cutting machine, and the driving motor 21 drives the upper rotating shaft 22 to rotate the upper pressure roller 24, and the lower rotating shaft 23 drives the lower pressure roller 25 to rotate in the opposite direction through the cooperation of the upper gear 26 and the lower gear 27, and the welding protective pad to be processed passes between the upper pressure roller 24 and the lower pressure roller 25, and the upper pressure roller 24 and the lower pressure roller 25 transport the welding protective pad, so that the staff does not need to push it every time, which greatly reduces the labor intensity of the staff;

[0037] The welding protective pad is conveyed forward by the feeding mechanism 2 until it contacts the U-shaped seat 551 and then stops. The vacuum generator 31 evacuates the accommodating chamber 33 through the vent pipe 37 and the joint 36, so that the accommodating chamber 33 in the fixing seat 32 generates negative pressure suction, and then the negative pressure suction adsorbs the welding protective pad on the supporting plate 34 through the adsorption hole 35. The welding protective pad is then cut to remove the burrs on the corners and cut into suitable sizes, replacing the clamp fixing method, avoiding the tedious steps of first fixing and then releasing the clamp, and will not affect the cutting of the corners;

[0038] After the cutting is completed, the vacuum generator 31 stops and loses the adsorption effect. The motor 555 is adjusted to drive the worm 556 to make the worm wheel 553 rotate accordingly and drive the shaft pin 552 to rotate the pressure rod 554. The pressure rod 554 cooperates with the bearing platform 541 to press the welding protection pad. Then, the electric linear guide 52 and the slide rail are used to drive the walking platform 51 to move, so that the welding protection pad moves to the top of the unloading conveyor belt 4. The electric push rod 542 pushes the bearing platform 541 to move in the slide groove 56. The bearing platform 541 no longer carries the welding protection pad, so that the welding protection pad falls on the unloading conveyor belt 4 and is sent away.

[0039] In summary, in the utility model, loading, positioning and unloading are all performed mechanically instead of manual operations, which reduces the intensity of manual labor while also improving processing efficiency. Adsorption positioning replaces the method of fixing the corners with a clamp, avoiding the tedious steps of first fixing and then releasing the clamp, and will not affect the cutting of the corners.

[0040] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A welding protective pad processing device, characterized in that: It comprises a base (1), wherein a loading mechanism (2), a positioning mechanism (3) and a unloading conveyor belt (4) are sequentially installed on the inner side of the base (1) from left to right, and a unloading mechanism (5) is arranged on the right side of the positioning mechanism (3); The positioning mechanism (3) comprises a vacuum generator (31) and a fixing seat (32) respectively fixedly mounted on the front side and the inner side of the base (1); a hollow accommodating cavity (33) is formed inside the fixing seat (32); a support plate (34) is fixedly connected to the top of the base (1) to close the accommodating cavity (33) and is used to place a welding protective pad; a plurality of adsorption holes (35) connected to the accommodating cavity (33) are provided on the support plate (34); a joint (36) connected to the accommodating cavity (33) is fixedly mounted on the front side of the fixing seat (32); a vent pipe (37) is connected to the port of the joint (36); an end of the vent pipe (37) away from the joint (36) passes through the base (1) and is connected to the vacuum generator (31).

2. A welding protection pad processing device according to claim 1, characterized in that: The feeding mechanism (2) comprises a driving motor (21), an upper rotating shaft (22) and a lower rotating shaft (23); the upper rotating shaft (22) and the lower rotating shaft (23) are rotatably arranged on the inner side of the base (1) from top to bottom; the output shaft of the driving motor (21) is connected to one end of the back side of the upper rotating shaft (22); an upper pressing roller (24) and a lower pressing roller (25) are fixedly sleeved on the outer walls of the upper rotating shaft (22) and the lower rotating shaft (23), respectively; one end of the front side of the upper rotating shaft (22) and the lower rotating shaft (23) both penetrate the base (1) and are fixedly sleeved with an upper gear (26) and a lower gear (27), respectively; the upper gear (26) and the lower gear (27) are meshed with each other.

3. A welding protection pad processing device according to claim 2, characterized in that: The unloading mechanism (5) comprises a walking platform (51) and an electric linear guide rail (52). The electric linear guide rail (52) is arranged in two groups and is installed on the top of the base (1). Both of the two electric linear guide rails (52) are provided with a slider (53) that moves along the length direction of the electric linear guide rail (52). The walking platform (51) is fixedly connected between the two sliders (53). The walking platform (51) is provided with a bearing assembly (54) and a clamping assembly (55).

4. A welding protection pad processing device according to claim 3, characterized in that: The bearing assembly (54) includes a bearing platform (541), a slide groove (56) is provided on the top of the walking platform (51), and the bearing platform (541) is slidably arranged in the slide groove (56). The front view cross section of the bearing platform (541) is an L-shaped component. An electric push rod (542) is fixedly installed on the top of the walking platform (51), and the output end of the electric push rod (542) is connected to the bearing platform (541).

5. A welding protection pad processing device according to claim 4, characterized in that: The clamping assembly (55) includes a U-shaped seat (551), the U-shaped seat (551) is fixedly connected to the top of the walking platform (51) and covers the slide groove (56), the inner side of the U-shaped seat (551) is rotatably connected to an axle pin (552), the outer wall of the axle pin (552) is fixedly sleeved with a worm gear (553) and evenly distributed pressure rods (554), the top of the U-shaped seat (551) is fixedly installed with an adjusting motor (555), and the output shaft of the adjusting motor (555) is fixedly connected to a worm (556) meshing with the worm gear (553).

6. A welding protection pad processing device according to claim 5, characterized in that: The right side of the fixed seat (32) is provided with a receiving groove (38), one side of the bearing platform (541) can be received in the receiving groove (38), the upper surface of the bearing platform (541) located in the receiving groove (38) is flush with the upper surfaces of the support plate (34) and the fixed seat (32), and when the walking platform (51) contacts the fixed seat (32), the left side surface of the U-shaped seat (551) overlaps with the right side surface of the fixed seat (32).

7. A welding protection pad processing device according to claim 5, characterized in that: Both ends of the pressure rod (554) are rounded, and the edges of the pressure rod (554) are chamfered.

8. A welding protection pad processing device according to claim 2, characterized in that: A plurality of auxiliary rollers (6) are arranged between the lower pressure roller (25) and the fixed seat (32), and the two ends of the auxiliary rollers (6) are rotatably connected to the inner wall of the base (1).

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