Arc-shaped welding head for ultrasonic welding

Abstract

The utility model discloses an arc-shaped welding head for ultrasonic welding, and relates to the technical field of ultrasonic welding. The arc-shaped welding head for ultrasonic welding comprises a connecting piece, a welding head assembly and a reinforcing assembly, a connecting part is integrally formed on the front side of the connecting piece, a mounting part is integrally formed on the front side of the connecting part, the welding head assembly is arranged on the mounting part, the welding head assembly comprises a mounting groove, a mounting block and a welding part, and the mounting groove is formed in the top of the mounting part; a mounting block is clamped in the mounting groove, and a welding part is integrally formed on the front side of the mounting block. According to the arc-shaped welding head for ultrasonic welding, through the welding head assembly, the welding part can be replaced with the lowest cost on the basis that the connecting piece, the connecting part, the mounting part and the like are not replaced, so that the welding convex points in different shapes are obtained, and the problem that when an existing welding head with the welding convex points in different shapes is replaced, the welding convex points cannot be replaced is solved. And the overall replacement needs to consume more cost for standby application.

Description

Technical Field

[0001] The utility model relates to the technical field of ultrasonic welding, in particular to an arc-shaped welding head for ultrasonic welding. Background Technique

[0002] The ultrasonic welding head is a key component of the ultrasonic welding equipment. By transmitting high-frequency vibration waves, the welding components are melted and fused in a very short time, and are widely used in the welding of various materials.

[0003] Chinese patent document CN210937640U discloses an arc-shaped welding head for ultrasonic welding, which includes a head, a connecting block, and a connecting rod; the head is connected to the connecting block, and the connecting block is connected to the connecting rod. The head accounts for 40% of the overall length of the welding head, the connecting block accounts for 14% of the overall length of the welding head, and the connecting rod accounts for 46% of the overall length of the welding head; the top surface of the head is an arc-shaped structure, and the radius of the arc-shaped structure is between 25.6 - 32.5 mm. Wave-shaped tooth patterns are provided on the arc-shaped structure, and the wave-shaped tooth patterns account for 70% of the area of the arc-shaped structure; the slope of the inclined surfaces of the wave peaks and wave valleys of the wave-shaped tooth patterns is between 125° - 130°, and a fillet is provided at the bottom of the wave valley of the wave-shaped tooth pattern, and the radius of the fillet is 0.5 mm. The utility model can firmly grasp the welding material to prevent the material from running during welding. During welding, it can stably transmit ultrasonic vibration energy, disperse welding stress, and improve welding quality.

[0004] However, for the above-mentioned arc-shaped welding heads, including most of the existing welding heads, in view of different welding requirements and material characteristics, welding heads with different-shaped welding bumps will be replaced. However, replacing the whole will require more costs for backup. For this reason, we propose an arc-shaped welding head for ultrasonic welding. Content of the Utility Model

[0005] The purpose of the utility model is to provide an arc-shaped welding head for ultrasonic welding, which can solve the problem that more costs are required for backup and replacement when some existing welding heads are used.

[0006] To achieve the above purpose, the utility model provides the following technical solution: An arc-shaped welding head for ultrasonic welding, comprising:

[0007] A connecting piece, on the front side of which a connecting part is integrally formed, and on the front side of the connecting part, an installation part is integrally formed;

[0008] A welding head assembly, which is arranged on the installation part. The welding head assembly includes an installation groove, an installation block, and a welding part. An installation groove is opened at the top of the installation part, and the installation block is clamped in the installation groove. A welding part is integrally formed on the front side of the installation block;

[0009] A reinforcement assembly, which is arranged on the installation part and is used to reinforce the installation of the welding head assembly.

[0010] Preferably, the welding head assembly further includes a clamping groove and a clamping portion. At least two sets of clamping portions are integrally formed on both sides of the mounting block, and at least two sets of clamping grooves are formed on the inner walls of both sides of the mounting groove. Each set of clamping portions is clamped in the corresponding clamping groove. Under the action of the welding head assembly, on the basis of not replacing the connecting member, the connecting portion, the mounting portion, etc., the welding portion can be replaced at the lowest cost to obtain welding bumps of different shapes, solving the problem that some existing arc-shaped welding heads, including most existing welding heads, will replace the welding heads with different-shaped welding bumps for different welding requirements and material characteristics, but the overall replacement will require more cost for standby, and improving the practicability of the welding head.

[0011] Preferably, the reinforcement assembly includes a cover, a pressing plate and a locking bolt. A cover is placed on the top of the mounting portion. A pressing plate is integrally formed on the bottom of the cover. The pressing plate abuts against the top of the mounting block. At least two sets of locking bolts are provided on the top of the cover. Each set of locking bolts passes through the cover and is threadedly installed on the top of the mounting portion. Under the combined action of the reinforcement assembly and the reinforcement bolts, after the welding portion is installed, the stability of the installation of the welding portion can be further ensured, ensuring the vibration transmission effect when the welding head is working, that is, when it is vibrated, and also ensuring the use effect of the welding head, which is beneficial to the popularization and use of the welding head.

[0012] Preferably, an arc surface is provided on the front side of the welding portion to increase its contact area with the material and ensure the stability of welding.

[0013] Preferably, at least two sets of welding bumps are integrally formed on the arc surface.

[0014] Preferably, a reinforcement bolt is threadedly installed on the cover, and the reinforcement bolt abuts against the top of the mounting block to further improve the stability of the installation of the welding head assembly.

[0015] Preferably, at least two sets of heat dissipation fins are fixedly installed on the outer surfaces of both sides of the mounting portion to assist in heat dissipation when the welding head is working and extend the service life.

[0016] Compared with the prior art, the beneficial effects of the present utility model are:

[0017] (1) For the arc-shaped welding head for ultrasonic welding, through the welding head assembly, on the basis of not replacing the connecting member, the connecting portion, the mounting portion, etc., the welding portion can be replaced at the lowest cost to obtain welding bumps of different shapes, solving the problem that some existing arc-shaped welding heads, including most existing welding heads, will replace the welding heads with different-shaped welding bumps for different welding requirements and material characteristics, but the overall replacement will require more cost for standby, and improving the practicability of the welding head.

[0018] (2) The arc-shaped welding head for ultrasonic welding, through the cooperation of the reinforcement component and the reinforcement bolt, can further ensure the stability of the installation of the welding part after the welding part is installed, ensuring the vibration transmission effect when the welding head is working, that is, when it is vibrated, and also ensuring the use effect of the welding head, which is beneficial to the popularization and use of the welding head. Description of the Drawings

[0019] The present utility model will be further described below in conjunction with the drawings and embodiments:

[0020] Figure 1 is the front orthographic stereogram of the present utility model;

[0021] Figure 2 is the partial front orthographic stereogram of the present utility model;

[0022] Figure 3 is the partial front orthographic stereogram of the present utility model;

[0023] Figure 4 is the bottom orthographic stereogram of the cover and the pressing plate of the present utility model.

[0024] Reference numerals: 1, connecting piece; 2, connecting part; 3, mounting part; 4, welding head assembly; 41, mounting groove; 42, clamping groove; 43, mounting block; 44, clamping part; 45, welding part; 5, reinforcement component; 51, cover; 52, pressing plate; 53, locking bolt; 6, arc surface; 7, welding bump; 8, reinforcement bolt; 9, heat dissipation fin. Detailed Description of the Preferred Embodiments

[0025] This part will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the drawings. The function of the drawings is to supplement the description in the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but it cannot be understood as a limitation on the protection scope of the present utility model.

[0026] Please refer to Figures 1-4 , the present utility model provides a technical solution: an arc-shaped welding head for ultrasonic welding, including a connecting piece 1, a welding head assembly 4 and a reinforcement component 5. A connecting part 2 is integrally formed on the front side of the connecting piece 1, and a mounting part 3 is integrally formed on the front side of the connecting part 2. At least two groups of heat dissipation fins 9 are fixedly installed on the outer surfaces of both sides of the mounting part 3;

[0027] The welding head assembly 4 is arranged on the mounting part 3. The welding head assembly 4 includes a mounting groove 41, a mounting block 43 and a welding part 45. A mounting groove 41 is opened at the top of the mounting part 3, a mounting block 43 is clamped in the mounting groove 41, and a welding part 45 is integrally formed on the front side of the mounting block 43;

[0028] The reinforcement component 5 is arranged on the installation part 3, and the reinforcement component 5 is used to reinforce the installation of the welding head component 4.

[0029] The welding head component 4 further includes a clamping groove 42 and a clamping part 44. At least two groups of clamping parts 44 are integrally formed on both sides of the mounting block 43, and at least two groups of clamping grooves 42 are formed on the inner walls of both sides of the installation groove 41. Each group of clamping parts 44 is clamped in the corresponding clamping groove 42. An arc surface 6 is arranged on the front side of the welding part 45, and at least two groups of welding bumps 7 are integrally formed on the arc surface 6. Through the welding head component 4, on the basis of not replacing the connecting piece 1, the connecting part 2, the installation part 3, etc., the welding part 45 can be replaced at the lowest cost to obtain different-shaped welding bumps 7, solving the problem that some existing arc-shaped welding heads, including most existing welding heads, need to replace welding heads with different-shaped welding bumps for different welding requirements and material characteristics, but the overall replacement requires more cost for standby, and improving the practicability of the welding head.

[0030] The reinforcement component 5 includes a cover 51, a pressing plate 52 and a locking bolt 53. The cover 51 is placed on the top of the installation part 3. A pressing plate 52 is integrally formed at the bottom of the cover 51. The pressing plate 52 abuts against the top of the mounting block 43. At least two groups of locking bolts 53 are arranged on the top of the cover 51. Each group of locking bolts 53 passes through the cover 51 and is threadedly installed on the top of the installation part 3. A reinforcement bolt 8 is threadedly installed on the cover 51. The reinforcement bolt 8 abuts against the top of the mounting block 43. Through the cooperation of the reinforcement component 5 and the reinforcement bolt 8, after the welding part 45 is installed, the stability of the installation of the welding part 45 can be further ensured, ensuring the effect of transmitting vibration when the welding head is working, that is, when it is vibrated, and also ensuring the use effect of the welding head, which is beneficial to the popularization and use of the welding head.

[0031] Working principle: When the welding head needs to replace the welding part 45 with different-shaped welding bumps 7, first remove each locking bolt 53, remove the cover 51, slide the mounting block 43 together with the welding part 45 upward from the installation groove 41, and each clamping part 44 slides down along the clamping groove 42 until the welding part 45 is removed. Then, install the welding part 45 with different-shaped welding bumps 7 into the installation groove 41 through its mounting block 43. Each clamping part 44 is clamped with each clamping groove 42, then cover the cover 51 and lock and install it through each locking bolt 53, and rotate the reinforcement bolt 8 to make it abut against the mounting block 43 and press it tightly.

[0032] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those of ordinary skill in the art.

Claims

1. An arc-shaped welding head for ultrasonic welding, characterized in that, Including: A connecting member (1), on the front side of which a connecting portion (2) is integrally formed, and on the front side of the connecting portion (2), a mounting portion (3) is integrally formed; A welding head assembly (4), which is arranged on the mounting portion (3). The welding head assembly (4) includes a mounting groove (41), a mounting block (43) and a welding portion (45). A mounting groove (41) is formed in the top of the mounting portion (3), and the mounting block (43) is clamped in the mounting groove (41). On the front side of the mounting block (43), a welding portion (45) is integrally formed; A reinforcing assembly (5), which is arranged on the mounting portion (3), and the reinforcing assembly (5) is used to reinforce the installation of the welding head assembly (4).

2. An arc-shaped welding head for ultrasonic welding according to claim 1, characterized in that: The welding head assembly (4) further includes a clamping groove (42) and a clamping portion (44). At least two groups of clamping portions (44) are integrally formed on both sides of the mounting block (43), and at least two groups of clamping grooves (42) are formed on both inner walls of the mounting groove (41). Each group of clamping portions (44) is clamped in the corresponding clamping groove (42).

3. An arc-shaped welding head for ultrasonic welding according to claim 2, characterized in that: The reinforcing assembly (5) includes a cover (51), a pressing plate (52) and a locking bolt (53). The cover (51) is placed on the top of the mounting portion (3). On the bottom of the cover (51), a pressing plate (52) is integrally formed. The pressing plate (52) abuts against the top of the mounting block (43). At least two groups of locking bolts (53) are arranged on the top of the cover (51). Each group of locking bolts (53) penetrates through the cover (51) and is threadedly installed on the top of the mounting portion (3).

4. The arc-shaped welding head for ultrasonic welding according to claim 3, wherein: On the front side of the welding portion (45), an arc surface (6) is provided.

5. The arc-shaped welding head for ultrasonic welding according to claim 4, wherein: On the arc surface (6), at least two groups of welding bumps (7) are integrally formed.

6. The arc-shaped welding head for ultrasonic welding according to claim 5, wherein: A reinforcing bolt (8) is threadedly installed on the cover (51), and the reinforcing bolt (8) abuts against the top of the mounting block (43).

7. An arc-shaped welding head for ultrasonic welding according to claim 6, characterized in that: On both outer surfaces of the mounting portion (3), at least two groups of heat dissipation fins (9) are fixedly installed.

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