Welding machine convenient for clamping special-shaped workpiece

Abstract

The welding machine facilitating clamping of the special-shaped workpiece relates to the technical field of molds and comprises a bearing plate, a fixing seat is fixedly installed at the bottom of the bearing plate, a position adjusting mechanism is connected into the bearing plate, an electric push rod is installed at the top of the position adjusting mechanism, and a clamping mechanism is installed on the electric push rod. A connecting base is fixedly installed at the bottom end of the electric push rod, and a welding machine head is installed at one end of the connecting base. According to the welding machine facilitating clamping of the special-shaped workpiece, the electric push rod at the top, the connecting base and the welding machine head can be driven to conduct multi-position adjusting and positioning through the arrangement of the position adjusting mechanism, and therefore multi-position welding work can be conveniently conducted on the clamped special-shaped workpiece; and the electric push rod can be matched with the connecting base to drive the welding machine head to ascend and descend, the special-shaped workpiece can be welded during descending, meanwhile, the electric push rod can be separated from the special-shaped workpiece during ascending to relieve the welding state, and the use convenience of the welding machine facilitating clamping of the special-shaped workpiece is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a welding machine which is convenient for clamping special-shaped workpieces. Background Art

[0002] In the process of mechanical production, some special-shaped workpieces are often used, and in the process of welding these special-shaped workpieces, a welding machine is needed. At the same time, in order to ensure the stability of the special-shaped workpiece during the welding process, it is necessary to stably clamp it, so a welding machine that is convenient for clamping special-shaped workpieces is produced. However, the existing welding machine that is convenient for clamping special-shaped workpieces still has certain defects during use;

[0003] For example, a welding positioning device for a special-shaped workpiece proposed in the application number CN201721860214.1 adjusts the height of the placement table by the bottom cylinder, rotates the angle of each clamping head by rotating each connecting section according to the actual positioning needs, and realizes positioning by locking bolts, adjusts the first side cylinder and the second side cylinder according to the height of the special-shaped workpiece, thereby adjusting the height of the first clamping device and the second clamping device, adjusts the clamping position of the first clamping head and the second clamping head by the first pushing cylinder and the second pushing cylinder, and adjusts the clamping position of the lower clamping head by the top cylinder, so that the first clamping head, the second clamping head and the lower clamping head can position the special-shaped workpiece. In actual use, in the process of positioning the special-shaped workpiece, because the shape of the clamping head arranged therein is relatively fixed, in the process of multi-directional clamping and positioning of different special-shaped workpieces, it will cause the phenomenon of loose fitting, thereby reducing the positioning stability.

[0004] Therefore, we propose a welding machine that is convenient for clamping special-shaped workpieces in order to solve the problems raised above. Utility Model Content

[0005] The utility model aims to provide a welding machine which is convenient for clamping special-shaped workpieces, so as to solve the problem in the background art that in the process of clamping different special-shaped workpieces, loose fitting is likely to occur, which reduces the positioning stability.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a welding machine that is convenient for clamping special-shaped workpieces, comprising a supporting plate,

[0007] A fixing seat is fixedly installed at the bottom of the supporting plate, a position adjustment mechanism is connected inside the supporting plate, an electric push rod is installed on the top of the position adjustment mechanism, a connecting seat is fixedly installed at the bottom of the electric push rod, and a welding machine head is installed at one end of the connecting seat;

[0008] A clamping and adjusting mechanism is symmetrically mounted on the top surface of the supporting plate;

[0009] The inner sides of the clamping and adjusting mechanisms on both sides are connected with detachable clamp assemblies.

[0010] Preferably, the position adjustment mechanism includes limit grooves symmetrically opened inside the supporting plate, a transmission screw is rotatably installed inside the limit groove on the left side, a servo motor is connected to the front end of the transmission screw, and the servo motor is fixedly connected to the limit groove on the left side, and a limit rod is fixedly installed inside the limit groove on the right side, the outer ring of the limit rod and the transmission screw is provided with a support frame, an electric slide is fixedly installed on the top of the support frame, a slider is slidably installed inside the electric slide, and the front side of the slider is fixedly connected to the electric push rod.

[0011] The above-mentioned structural design facilitates the multi-position adjustment and positioning of the top electric push rod, the connecting seat and the welding head through the position adjustment mechanism, thereby facilitating multi-position welding of the positioned special-shaped workpiece, thereby improving the welding effect of the welding machine that is convenient for clamping special-shaped workpieces.

[0012] Preferably, the clamping adjustment mechanism includes a fixed plate symmetrically installed on the top surface of the support plate, the internal thread of the fixed plate is penetrated by an adjusting screw, the outer ring of the adjusting screw on both sides is fixedly installed with a rotating plate, the inner end of the adjusting screw on both sides is connected to a connecting shaft, and the connecting shaft is installed with a connecting plate at one end away from the adjusting screw.

[0013] Preferably, the clamping adjustment mechanism also includes positioning rods symmetrically installed on the outer sides of the connecting plates on both sides, the outer ring sliding sleeve of the positioning rods is provided with positioning plates, and the inner ends of the positioning plates on both sides are fixedly connected to the fixing plates on the corresponding sides.

[0014] The design of the above structure makes it easy to adjust the middle clamping range by adjusting the clamping adjustment mechanisms on both sides, thereby facilitating the positioning and clamping of special-shaped workpieces of different specifications and sizes. At the same time, the setting of the clamping adjustment mechanism also facilitates the convenient positioning and disassembly of the workpiece, thereby improving the clamping adaptability and operating convenience of the welding machine for clamping special-shaped workpieces.

[0015] Preferably, the detachable clamp assembly comprises a docking seat fixedly mounted on the inner sides of the connecting plates on both sides, a groove is formed inside the docking seat, and clamping slots are formed on both sides of the groove.

[0016] Preferably, the detachable clamp assembly also includes a socket movably connected to the inside of the groove, with clamping rods slidingly passing through both ends of the socket, a paddle plate fixedly installed on the inner end of the clamping rod, a spring sleeved on the surface of the clamping rod between the paddle plate and the socket, the two ends of the spring are respectively fixedly connected to the paddle plate and the inner side wall of the socket, the clamping rod is movably engaged with the slot, guide rods are symmetrically installed inside the socket, four groups of guide rods are provided, the guide rods are slidably passed through and connected with the paddle plate, and clamp templates are fixedly installed on the inner sides of the sockets on both sides.

[0017] The design of the above structure makes it easy to select an appropriate fixture template according to the shape of the clamping part of the special-shaped workpiece, so that the fixture template can be easily installed in conjunction with the detachable fixture assembly, which is beneficial for the fixture template and the special-shaped workpiece to fit tightly together and clamp, thereby improving the clamping stability of the welding machine that is convenient for clamping special-shaped workpieces.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the welding machine is convenient for clamping special-shaped workpieces;

[0019] 1. The setting of the position adjustment mechanism can drive the electric push rod, the connecting seat and the welding head on the top to adjust and position in multiple positions, so as to facilitate the welding of the clamped special-shaped workpiece in multiple positions. The setting of the electric push rod can cooperate with the connecting seat to drive the welding head to rise and fall, which is conducive to welding the special-shaped workpiece when descending, and is also conducive to separating from the special-shaped workpiece when rising to release the welding state, thereby improving the convenience of using the welding machine that is convenient for clamping special-shaped workpieces;

[0020] 2. The symmetrical setting of the clamping adjustment mechanism facilitates the adjustment of the detachable clamp components on both sides to different positions according to the shape of the special-shaped workpiece, and the setting of the detachable clamp component can replace the clamp template accordingly according to the outer edge shape of the special-shaped workpiece, which is beneficial to the clamp template being able to fit tightly with the edge of the special-shaped workpiece during the clamping of the special-shaped workpiece, avoiding the phenomenon of mismatch that reduces the clamping stability, and improving the welding stability of the welding machine that is convenient for clamping special-shaped workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a side view of the structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the connection structure between the position adjustment mechanism and the welding machine head of the utility model;

[0023] Figure 3 This is a schematic diagram of the distribution structure of the clamping adjustment mechanism and the detachable clamp assembly of the utility model;

[0024] Figure 4This is a schematic diagram of the connection structure of the clamping adjustment mechanism and the detachable clamp assembly of the utility model;

[0025] Figure 5 It is a schematic diagram of the side section structure of the detachable clamp assembly of the utility model.

[0026] In the figure: 1. supporting plate; 2. fixing seat; 3. limiting groove; 4. driving screw; 5. servo motor; 6. limiting rod; 7. supporting frame; 8. electric slide; 9. slider; 10. electric push rod; 11. connecting seat; 12. welding head; 13. fixing plate; 14. adjusting screw; 15. rotating plate; 16. connecting shaft; 17. connecting plate; 18. positioning rod; 19. positioning plate; 20. docking seat; 21. groove; 22. card slot; 23. plug-in seat; 24. card rod; 25. dial plate; 26. spring; 27. guide rod; 28. fixture template. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-5 The utility model provides a technical solution: a welding machine that is convenient for clamping special-shaped workpieces, including a supporting plate 1, a fixed seat 2 is fixedly installed at the bottom of the supporting plate 1, a position adjustment mechanism is connected inside the supporting plate 1, an electric push rod 10 is installed on the top of the position adjustment mechanism, a connecting seat 11 is fixedly installed at the bottom end of the electric push rod 10, and a welding machine head 12 is installed at one end of the connecting seat 11, the position adjustment mechanism includes a limit groove 3 symmetrically opened inside the supporting plate 1, a transmission screw 4 is rotatably installed inside the left limit groove 3, a servo motor 5 is connected to the front end of the transmission screw 4, the servo motor 5 is fixedly connected to the left limit groove 3, a limit rod 6 is fixedly installed inside the right limit groove 3, the limit rod 6 and the outer ring sleeve of the transmission screw 4 are provided with a support frame 7, an electric slide 8 is fixedly installed on the top of the support frame 7, a slider 9 is slidably installed inside the electric slide 8, and the front side of the slider 9 is fixedly connected to the electric push rod 10;

[0029] The design of the above structure enables the transmission screw 4 to rotate inside the limit groove 3 by controlling the servo motor 5, and then the support frame 7 can be driven to move when the transmission screw 4 rotates, and the support frame 7 on the other side will also slide on the limit rod 6. At this time, the movement of the support frames 7 on both sides will drive the electric slide 8 on the top to move, and drive the electric push rod 10, the connecting seat 11 and the welding head 12 to adjust the longitudinal position, and the electric slide 8 cooperates with the slider 9 to drive the electric push rod 10, the connecting seat 11 and the welding head 12 to adjust the lateral position, which is conducive to realizing multi-position adjustment and welding, wherein the electric push rod 10 can drive the connecting seat 11 and the welding head 12 to rise and fall, so as to realize the welding and separation of special-shaped workpieces.

[0030] A clamping adjustment mechanism is symmetrically installed on the top surface of the supporting plate 1, and the clamping adjustment mechanism includes a fixed plate 13 symmetrically installed on the top surface of the supporting plate 1, and an adjusting screw 14 is penetrated through the internal thread of the fixed plate 13, and a rotating plate 15 is fixedly installed on the outer ring of the adjusting screws 14 on both sides, and the inner ends of the adjusting screws 14 on both sides are connected to connecting shafts 16, and the end of the connecting shaft 16 away from the adjusting screw 14 is installed with a connecting plate 17, and the clamping adjustment mechanism also includes positioning rods 18 symmetrically installed on the outer sides of the connecting plates 17 on both sides, and the outer ring of the positioning rod 18 is slidingly sleeved with a positioning plate 19, and the inner ends of the positioning plates 19 on both sides are fixedly connected to the corresponding side fixed plates 13;

[0031] The design of the above structure enables, during the process of clamping the moving workpiece, the rotation of the rotating plate 15 can drive the adjusting screw 14 to perform threaded movement and positioning inside the fixed plate 13, and then the adjusting screw 14 cooperates with the connecting shaft 16 to drive the connecting plate 17 to move, and the connecting plate 17 will also drive the positioning rod 18 to perform limited sliding inside the positioning plate 19 during the movement, thereby ensuring the movement stability of the connecting plate 17, and then the position of the fixture template 28 can be adjusted. As mentioned above, the separate position adjustment of the connecting plates 17 and the fixture template 28 on both sides can realize the positioning and clamping of special-shaped workpieces.

[0032] The inner side of the clamping adjustment mechanism on both sides is connected with a detachable clamp assembly, which includes a docking seat 20 fixedly installed on the inner side of the connecting plates 17 on both sides, a groove 21 is provided inside the docking seat 20, and slots 22 are provided on both sides of the groove 21. The detachable clamp assembly also includes a plug-in seat 23 movably connected to the inside of the groove 21, and a clamping rod 24 is slidably penetrated at both ends of the plug-in seat 23, and a dial plate 25 is fixedly installed on the inner end of the clamping rod 24. A spring 26 is sleeved on the surface of the clamping rod 24 between the dial plate 25 and the plug-in seat 23, and the two ends of the spring 26 are respectively fixedly connected to the dial plate 25 and the inner side wall of the plug-in seat 23, and the clamping rod 24 is movably engaged with the slot 22. Guide rods 27 are symmetrically installed inside the plug-in seat 23, and four groups of guide rods 27 are provided. The guide rods 27 are slidably penetrated and connected with the dial plate 25, and a clamp template 28 is fixedly installed on the inner side of the plug-in seats 23 on both sides;

[0033] The design of the above structure allows, when clamping different special-shaped workpieces, to select a suitable fixture template 28, and then by pulling the paddle plate 25, the paddle plate 25 drives the clamping rod 24 to retract inside the socket 23. At this time, the socket 23 is plugged into the groove 21 provided in the docking seat 20, and then the pulling force on the paddle plate 25 is released, so that the spring 26 can drive the paddle plate 25 and the clamping rod 24 to reset, and the clamping rod 24 is engaged with the clamping groove 22, so that the socket 23 and the docking seat 20 can be positioned and connected to realize the positioning and installation of the fixture template 28, so that different fixture templates 28 can stably and fit the clamping and positioning of special-shaped workpieces of different shapes.

[0034] Thereby completing a series of tasks, the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A welding machine for facilitating the clamping of a special-shaped workpiece, comprising a support plate (1), characterized in that: A fixing seat (2) is fixedly mounted on the bottom of the support plate (1), a position adjustment mechanism is connected to the inside of the support plate (1), an electric push rod (10) is mounted on the top of the position adjustment mechanism, a connecting seat (11) is fixedly mounted on the bottom end of the electric push rod (10), and a welding machine head (12) is mounted on one end of the connecting seat (11); A clamping adjustment mechanism is symmetrically mounted on the top surface of the support plate (1); The inner sides of the clamping and adjusting mechanisms on both sides are connected with detachable clamp assemblies.

2. A welding machine for facilitating clamping of special-shaped workpieces according to claim 1, characterized in that: The position adjustment mechanism comprises a limit groove (3) symmetrically arranged inside the support plate (1), a transmission screw (4) is rotatably installed inside the limit groove (3) on the left side, a servo motor (5) is connected to the front end of the transmission screw (4), and the servo motor (5) is fixedly connected to the limit groove (3) on the left side, and a limit rod (6) is fixedly installed inside the limit groove (3) on the right side, and the outer ring sleeve of the limit rod (6) and the transmission screw (4) is provided with a support frame (7), an electric slide (8) is fixedly installed on the top of the support frame (7), a slider (9) is slidably installed inside the electric slide (8), and the front side of the slider (9) is fixedly connected to the electric push rod (10).

3. A welding machine for facilitating clamping of special-shaped workpieces according to claim 1, characterized in that: The clamping adjustment mechanism comprises a fixing plate (13) symmetrically mounted on the top surface of the supporting plate (1), an adjusting screw (14) passing through the internal thread of the fixing plate (13), a rotating plate (15) fixedly mounted on the outer ring of the adjusting screw (14) on both sides, a connecting shaft (16) connected to the inner end of the adjusting screw (14) on both sides, and a connecting plate (17) mounted on one end of the connecting shaft (16) away from the adjusting screw (14).

4. A welding machine for facilitating clamping of special-shaped workpieces according to claim 3, characterized in that: The clamping adjustment mechanism also includes positioning rods (18) symmetrically mounted on the outside of the connecting plates (17) on both sides, the outer ring sliding sleeve of the positioning rods (18) is provided with positioning plates (19), and the inner ends of the positioning plates (19) on both sides are fixedly connected to the fixing plates (13) on the corresponding sides.

5. A welding machine for facilitating clamping of special-shaped workpieces according to claim 4, characterized in that: The detachable clamp assembly comprises a docking seat (20) fixedly mounted on the inner sides of the connecting plates (17) on both sides, a groove (21) is provided inside the docking seat (20), and clamping grooves (22) are provided on both sides of the groove (21).

6. A welding machine for facilitating clamping of special-shaped workpieces according to claim 5, characterized in that: The detachable clamp assembly also includes a socket (23) movably connected to the inside of the groove (21), a clamping rod (24) slidably penetrates through both ends of the socket (23), a dial plate (25) is fixedly installed on the inner end of the clamping rod (24), a spring (26) is sleeved on the surface of the clamping rod (24) between the dial plate (25) and the socket (23), the two ends of the spring (26) are respectively fixedly connected to the dial plate (25) and the inner side wall of the socket (23), the clamping rod (24) is movably engaged with the clamping groove (22), and guide rods (27) are symmetrically installed inside the socket (23), and the guide rods (27) are provided in four groups. The guide rods (27) are slidably penetrated and connected with the dial plate (25), and a clamp template (28) is fixedly installed on the inner side of the socket (23) on both sides.

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