Hot melting welding tool for sliding rail of automobile seat base

Abstract

The utility model belongs to the technical field of automobile seat sliding rail machining, in particular to an automobile seat base sliding rail hot melting welding tool which comprises a base, a positioning mechanism and an upper electrode, the positioning mechanism comprises a fixing base and a lower electrode, a containing groove is formed in the top face of the lower electrode, cylindrical zirconium oxide is placed in the containing groove, and the cylindrical zirconium oxide is placed in the containing groove. The multiple groups of positioning mechanisms are fixed on the rotating table at equal intervals in the circumferential direction; the servo motor is fixed on the bottom surface of the base; the driving mechanism is connected to the upper electrode in a drivable mode and used for driving the upper electrode to move in the vertical direction. According to the utility model, a plurality of sliding rails can be fixed at the same time, and the servo motor drives the rotating table to rotate so as to transfer the sliding rails, so that other sliding rails can be continuously welded and processed during the period of cooling the sliding rails, the situation that more processing time is occupied when the sliding rails are cooled is avoided, and the processing efficiency is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile seat slide rail processing, and in particular relates to a hot-melt welding tool for an automobile seat base slide rail. Background Art

[0002] During the processing of automobile seat slide rails, some parts need to be welded on the slide rails. For example, the welding of the slide rails with nuts and bolts usually adopts resistance welding.

[0003] When welding the rail gaskets, they need to be welded one by one and installed on the bottom of the rail. Different welding methods are used for gaskets of different materials. For example, hot melt welding is usually used for plastic gaskets, and resistance welding is used for metal gaskets.

[0004] It was retrieved that in the prior art, a Chinese utility model patent with authorization announcement number CN221110257U disclosed "a resistance welding tool for automobile seat slide rails", including: a large base plate, positioning seats are fixedly installed on both sides of the upper surface of the large base plate, and the tops of the two positioning seats are movably inserted into the two sides of the lower surface of the guide rail, and also include an upper electrode and a lower electrode; the lower electrode is arranged on the upper surface of the large base plate below the guide rail; the upper electrode is slidably installed on the inner side of the upper surface of the guide rail, and the welding precision is high.

[0005] The welding tools in the prior art, including those mentioned above, can reliably locate the position of the slide rail and ensure the accuracy of the welding position. However, in actual use, because the slide rail will have a high residual temperature after being welded and fixed with the gasket, the slide rail can only be removed more safely after waiting for it to cool down, resulting in low processing efficiency.

[0006] In order to solve the above problems, the present application proposes a hot-melt welding tool for a car seat base slide rail. Utility Model Content

[0007] In order to solve the above problems existing in the prior art, the utility model provides a hot-melt welding tool for a slide rail of a car seat base, which has the characteristics of easy use and high processing efficiency.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hot-melt welding tool for a car seat base slide rail, comprising a base, a positioning mechanism and an upper electrode, wherein the positioning mechanism comprises a fixing seat and a lower electrode fixed on the fixing seat, a placement groove is provided on the top surface of the lower electrode, and a columnar zirconia is placed in the placement groove, and further comprising:

[0009] A rotating table, the rotating table is rotatably mounted on the base, and a plurality of groups of the positioning mechanisms are fixed on the rotating table at equal intervals along the circumferential direction;

[0010] A servo motor, the servo motor is fixed to the bottom surface of the base and is used to drive the rotating table to rotate;

[0011] A driving mechanism is drivably connected to the upper electrode and is used to drive the upper electrode to move in a vertical direction.

[0012] As a preferred technical solution of the utility model, the positioning mechanism also includes:

[0013] A No. 1 locking bolt is provided with a No. 1 long waist hole on the lower electrode. The No. 1 locking bolt passes through the No. 1 long waist hole and is fixedly connected to the fixing seat by screwing.

[0014] As a preferred technical solution of the utility model, the positioning mechanism also includes:

[0015] Positioning platforms, two of which are symmetrically fixed on the fixing seat;

[0016] A positioning column is fixed to the top surface of the positioning platform.

[0017] As a preferred technical solution of the utility model, it also includes:

[0018] The No. 2 locking bolt has a No. 2 long waist hole on the positioning platform. The No. 2 locking bolt passes through the No. 2 long waist hole and is fixedly connected to the fixing seat by threaded engagement.

[0019] As a preferred technical solution of the utility model, the driving mechanism includes:

[0020] A C-shaped frame, wherein the bottom surface of the C-shaped frame is in contact with the top surface of the base;

[0021] A fixing frame, the fixing frame is located on the inner side of the C-shaped frame, and the upper electrode is fixed on the fixing frame;

[0022] A threaded screw, the threaded screw is rotatably mounted in the C-shaped frame, and the threaded screw passes through the fixing frame and is connected to the fixing frame by threaded engagement;

[0023] A three-phase asynchronous motor is fixed on the top of the C-shaped frame and is used to drive the threaded screw to rotate.

[0024] As a preferred technical solution of the utility model, the driving mechanism further includes:

[0025] Guide columns, two of which are symmetrically fixed in the C-shaped frame, and the guide columns penetrate the fixing frame.

[0026] As a preferred technical solution of the utility model, it also includes an adjustment mechanism, which is drivably connected to the C-shaped frame and is used to drive the C-shaped frame to move horizontally, and the adjustment mechanism includes:

[0027] A fixing plate, wherein the fixing plate is fixed on the base;

[0028] An electric push rod is fixed on the fixing plate, and a piston rod of the electric push rod penetrates through the fixing plate and is fixedly connected to the C-shaped frame.

[0029] As a preferred technical solution of the utility model, the adjustment mechanism also includes:

[0030] Guide rods, two of which are symmetrically fixed on the outer wall of the C-shaped frame, and the guide rods pass through the fixing plate.

[0031] Compared with the prior art, the beneficial effects of the utility model are:

[0032] In the utility model, multiple slide rails can be fixed at the same time, and the slide rails can be transferred by driving the rotating table to rotate through a servo motor. Therefore, welding processing can continue to be performed on other slide rails during the cooling of the slide rails, avoiding the long processing time spent waiting for the slide rails to cool down, and greatly improving the processing efficiency.

[0033] Other additional advantages and beneficial effects of the present application will be given in part in the following description, and in part will become apparent from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0035] Figure 1 It is a schematic diagram of the structure of the utility model;

[0036] Figure 2 This is a schematic diagram of the axonometric structure of the positioning mechanism in the utility model;

[0037] Figure 3 It is a schematic diagram of the axonometric structure of the driving mechanism in the utility model.

[0038] In the figure: 1. base; 2. rotating table; 3. servo motor; 4. positioning mechanism; 41. fixing seat; 42. lower electrode; 421. placement slot; 422. No. 1 long waist hole; 43. columnar zirconia; 44. No. 1 locking bolt; 45. positioning table; 451. positioning column; 452. No. 2 long waist hole; 46. No. 2 locking bolt; 5. upper electrode; 6. driving mechanism; 61. C-frame; 62. fixing frame; 63. threaded screw; 64. three-phase asynchronous motor; 65. guide column; 66. adjustment mechanism; 661. fixing plate; 662. electric push rod; 663. guide rod. DETAILED DESCRIPTION

[0039] 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.

[0040] See also Figure 1-Figure 3 The utility model provides the following technical solutions: a hot-melt welding tool for a car seat base slide rail, comprising a base 1, a positioning mechanism 4 and an upper electrode 5, the positioning mechanism 4 comprising a fixing seat 41 and a lower electrode 42 fixed on the fixing seat 41, a placement groove 421 is provided on the top surface of the lower electrode 42, and a columnar zirconia 43 is placed in the placement groove 421, and also includes: a rotating table 2, a servo motor 3 and a driving mechanism 6.

[0041] Further, by Figure 1 and Figure 2As shown, in this embodiment, the rotating table 2 is rotatably mounted on the base 1, and multiple groups of positioning mechanisms 4 are fixed on the rotating table 2 at equal intervals along the circumferential direction. The servo motor 3 is fixed on the bottom surface of the base 1, and is used to drive the rotating table 2 to rotate. The driving mechanism 6 is drivably connected to the upper electrode 5, and is used to drive the upper electrode 5 to move along the vertical direction. After adopting the above scheme, when in use, the columnar zirconia 43 is first placed in the placement groove 421, and then the gasket to be welded is sleeved on the columnar zirconia 43, and then the car seat base slide rail is placed on the lower electrode 42, so that the columnar zirconia 43 passes through the hole position on the car seat base slide rail for positioning, and a car seat base slide rail is placed on each positioning mechanism 4, and then the servo motor 3 is started to drive the rotating table 2 to rotate, and the car seat base slide rail is placed on each positioning mechanism 4. The seat base slide is transferred. When the car seat base slide is transferred to the bottom of the upper electrode 5, the drive mechanism 6 is started to drive the upper electrode 5 to move downward, so that the upper electrode 5 presses the car seat base slide. At this time, the car seat base slide is in contact with the columnar zirconia 43 and the gasket. Finally, the upper electrode 5 and the lower electrode 42 are energized to achieve welding. Then the drive mechanism 6 is started again to move the upper electrode 5 away from the car seat base slide, and the servo motor 3 is started to drive the rotating table 2 to rotate to transfer the car seat base slide. This cycle is repeated to weld other car seat base slides. Therefore, while the slides are cooling, welding processing can continue on other slides, avoiding the long processing time of waiting for the slides to cool, and greatly improving the processing efficiency.

[0042] It should be noted that since hot melt welding and resistance welding are both very common welding processes in the prior art, their welding principles have been fully disclosed in the prior art and will not be elaborated in this article.

[0043] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the positioning mechanism 4 also includes: a No. 1 locking bolt 44, and a No. 1 long waist hole 422 on the lower electrode 42. The No. 1 locking bolt 44 passes through the No. 1 long waist hole 422 and is fixedly connected to the fixing seat 41 by threaded engagement. After adopting the above scheme, the utility model adopts the No. 1 locking bolt 44 and the No. 1 long waist hole 422 to fix and install the lower electrode 42, which is convenient and stable to install. At the same time, after loosening the No. 1 locking bolt 44, the initial position of the lower electrode 42 can be fine-tuned to meet different welding requirements.

[0044] Preferably, by Figure 1 and Figure 2As shown, in this embodiment, the positioning mechanism 4 also includes: a positioning platform 45 and a positioning column 451. The two positioning platforms 45 are symmetrically fixed on the fixing seat 41, and the positioning column 451 is fixed to the top surface of the positioning platform 45. After adopting the above scheme, when in use, the two ends of the car seat base slide rail are supported by the two positioning platforms 45, and the positioning column 451 passes through the hole position on the car seat base slide rail for positioning, which further improves the stability of the car seat base slide rail.

[0045] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: a No. 2 locking bolt 46, a No. 2 long waist hole 452 is provided on the positioning platform 45, and the No. 2 locking bolt 46 passes through the No. 2 long waist hole 452 and is fixedly connected to the fixing seat 41 by threaded engagement. After adopting the above scheme, the utility model adopts the No. 2 locking bolt 46 to cooperate with the No. 2 long waist hole 452 to fix and install the positioning platform 45, which is convenient and stable to install. At the same time, after loosening the No. 2 locking bolt 46, the initial position of the positioning platform 45 can be fine-tuned to meet different welding requirements.

[0046] Optionally, by Figure 1 and Figure 3 As shown, in this embodiment, the driving mechanism 6 includes: a C-frame 61, a fixing frame 62, a threaded screw 63 and a three-phase asynchronous motor 64. The bottom surface of the C-frame 61 is in contact with the top surface of the base 1, the fixing frame 62 is located on the inner side of the C-frame 61, the upper electrode 5 is fixed on the fixing frame 62, the threaded screw 63 is rotatably installed in the C-frame 61, and the threaded screw 63 penetrates the fixing frame 62 and is connected to the fixing frame 62 by screwing. The three-phase asynchronous motor 64 is fixed at the top of the C-frame 61 to drive the threaded screw 63 to rotate. After adopting the above scheme, the three-phase asynchronous motor 64 is started to drive the threaded screw 63 to rotate. Under the action of the screwing, the fixing frame 62 drives the upper electrode 5 to rise and fall.

[0047] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, the driving mechanism 6 also includes: guide columns 65, two guide columns 65 are symmetrically fixed in the C-shaped frame 61, and the guide columns 65 pass through the fixed frame 62. After adopting the above scheme, the two guide columns 65 are used to guide the fixed frame 62, thereby improving the stability of the fixed frame 62.

[0048] Preferably, by Figure 1 and Figure 3As shown, in this embodiment, an adjustment mechanism 66 is further included. The adjustment mechanism 66 is drivably connected to the C-frame 61 and is used to drive the C-frame 61 to move horizontally. The adjustment mechanism 66 includes: a fixed plate 661 and an electric push rod 662. The fixed plate 661 is fixed on the base 1, and the electric push rod 662 is fixed on the fixed plate 661. The piston rod of the electric push rod 662 passes through the fixed plate 661 and is fixedly connected to the C-frame 61. After adopting the above scheme, when necessary, the electric push rod 662 is started, and the piston rod of the electric push rod 662 is used to drive the C-frame 61 to move, so that the horizontal position of the upper electrode 5 can be adjusted to meet different welding requirements.

[0049] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, the adjustment mechanism 66 also includes: guide rods 663, two guide rods 663 are symmetrically fixed on the outer wall of the C-frame 61, and the guide rods 663 pass through the fixed plate 661. After adopting the above scheme, the two guide rods 663 are used to guide the C-frame 61, thereby improving the stability of the C-frame 61.

[0050] It should be noted that the servo motor 3, the lower electrode 42, the upper electrode 5, the three-phase asynchronous motor 64 and the electric push rod 662 are all conventional equipment purchased on the market. Technical personnel in this field can make routine selections according to usage requirements. Their working principles are common knowledge well known to technical personnel in this field and have been fully disclosed by the prior art, so they will not be elaborated in this article.

[0051] The circuit connection involved in the utility model is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, and it belongs to the widely used existing technology.

[0052] Components not described in detail herein are prior art.

[0053] Working principle and use process of the utility model: When using the welding tool of the utility model, first place the columnar zirconia 43 in the placement groove 421, then put the gasket to be welded on the columnar zirconia 43, then place the car seat base slide rail on the lower electrode 42, let the columnar zirconia 43 pass through the hole position on the car seat base slide rail for positioning, and place a car seat base slide rail on each positioning mechanism 4;

[0054] Then, the servo motor 3 is started to drive the rotating table 2 to rotate, and the slide rail of the car seat base is transferred. When the slide rail of the car seat base is transferred to the bottom of the upper electrode 5, the three-phase asynchronous motor 64 is started to drive the screw rod 63 to rotate, so that the upper electrode 5 moves downward, so that the upper electrode 5 presses the slide rail of the car seat base. At this time, the slide rail of the car seat base contacts the columnar zirconia 43 and the gasket, and finally the upper electrode 5 and the lower electrode 42 are energized to achieve welding;

[0055] Then, the three-phase asynchronous motor 64 is started again to drive the screw rod 63 to rotate, so that the upper electrode 5 moves upward away from the car seat base slide rail, and the servo motor 3 is started to drive the rotating table 2 to rotate, so as to transfer the car seat base slide rail, and the cycle is repeated to weld other car seat base slide rails. Therefore, the welding process can continue to be performed on other slide rails during the cooling of the slide rails, avoiding the long processing time of waiting for the slide rails to cool down, and the processing efficiency is greatly improved;

[0056] When necessary, the electric push rod 662 is started, and the piston rod of the electric push rod 662 is used to drive the C-shaped frame 61 to move, so as to adjust the horizontal position of the upper electrode 5 to meet different welding requirements.

[0057] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A hot-melt welding tool for a car seat base slide rail, comprising a base (1), a positioning mechanism (4) and an upper electrode (5), wherein the positioning mechanism (4) comprises a fixing seat (41) and a lower electrode (42) fixed on the fixing seat (41), a placement groove (421) is provided on the top surface of the lower electrode (42), and a columnar zirconia (43) is placed in the placement groove (421), characterized in that: Also includes: A rotating table (2), the rotating table (2) being rotatably mounted on the base (1), and a plurality of sets of positioning mechanisms (4) being fixed on the rotating table (2) at equal intervals along a circumferential direction; A servo motor (3), the servo motor (3) being fixed to the bottom surface of the base (1) and being used to drive the rotating platform (2) to rotate; A driving mechanism (6), wherein the driving mechanism (6) is drivably connected to the upper electrode (5) and is used to drive the upper electrode (5) to move in a vertical direction.

2. The hot-melt welding tool for the slide rail of the automobile seat base according to claim 1, characterized in that: The positioning mechanism (4) further comprises: A No. 1 locking bolt (44) is provided with a No. 1 long waist hole (422) on the lower electrode (42); the No. 1 locking bolt (44) penetrates the No. 1 long waist hole (422) and is fixedly connected to the fixing seat (41) by screwing.

3. The hot-melt welding tool for the slide rail of the automobile seat base according to claim 1, characterized in that: The positioning mechanism (4) further comprises: A positioning platform (45), wherein two positioning platforms (45) are symmetrically fixed on the fixing seat (41); A positioning column (451), wherein the positioning column (451) is fixed to the top surface of the positioning platform (45).

4. The hot-melt welding tool for the slide rail of the automobile seat base according to claim 3 is characterized in that: Also includes: A No. 2 locking bolt (46) is provided with a No. 2 long waist hole (452) on the positioning platform (45). The No. 2 locking bolt (46) penetrates the No. 2 long waist hole (452) and is fixedly connected to the fixing seat (41) by screwing.

5. The hot-melt welding tool for the slide rail of the automobile seat base according to claim 1, characterized in that: The driving mechanism (6) comprises: A C-shaped frame (61), wherein the bottom surface of the C-shaped frame (61) is in contact with the top surface of the base (1); A fixing frame (62), the fixing frame (62) being located on the inner side of the C-shaped frame (61), and the upper electrode (5) being fixed on the fixing frame (62); A threaded screw (63), wherein the threaded screw (63) is rotatably mounted in the C-shaped frame (61), and the threaded screw (63) passes through the fixing frame (62) and is connected to the fixing frame (62) by means of a threaded engagement; A three-phase asynchronous motor (64) is fixed on the top of the C-shaped frame (61) and is used to drive the threaded screw (63) to rotate.

6. The hot-melt welding tool for the slide rail of the automobile seat base according to claim 5, characterized in that: The driving mechanism (6) further comprises: Guide columns (65), two guide columns (65) are symmetrically fixed in the C-shaped frame (61), and the guide columns (65) pass through the fixing frame (62).

7. The hot-melt welding tool for the slide rail of the automobile seat base according to claim 6, characterized in that: The device further comprises an adjustment mechanism (66), wherein the adjustment mechanism (66) is drivably connected to the C-shaped frame (61) and is used to drive the C-shaped frame (61) to move horizontally, and the adjustment mechanism (66) comprises: A fixing plate (661), wherein the fixing plate (661) is fixed on the base (1); An electric push rod (662), wherein the electric push rod (662) is fixed on the fixing plate (661), and a piston rod of the electric push rod (662) passes through the fixing plate (661) and is fixedly connected to the C-shaped frame (61).

8. The hot-melt welding tool for the slide rail of the automobile seat base according to claim 7, characterized in that: The adjustment mechanism (66) further comprises: Guide rods (663), two guide rods (663) are symmetrically fixed on the outer wall of the C-shaped frame (61), and the guide rods (663) pass through the fixing plate (661).

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