Pin laser welding device and product assembling system

Abstract

The utility model relates to a Pin laser welding device and a product assembly system. The Pin laser welding device comprises a Y-direction movement unit, a positioning unit, a support unit, an X-direction movement unit, a Z-direction movement unit, a laser welding unit and an image acquisition unit. The device has the advantages that the Y-direction movement unit is used for adjusting the position of the positioning unit, workpieces are convenient to take, and the efficiency is improved; the positioning unit is used for adsorbing workpieces and adjusting the angles of the workpieces, the stability of the workpieces is improved, and the laser welding unit can conveniently conduct the welding procedure; the X-direction movement unit and the Z-direction movement unit are integrally arranged, the positions of the laser welding unit and the image acquisition unit are accurately adjusted, and the welding precision is improved; positioning guidance and quality inspection are realized by using the image acquisition unit, so that the production efficiency is improved, and the production cost is reduced; manual welding is not needed, and gas generated in the welding process is prevented from harming the body health of personnel.

Description

TECHNICAL FIELD

[0001] The utility model relates to workpiece welding technical field especially, Pin needle laser welding device and product assembly system. BACKGROUND

[0002] In the prior art, the Pin needle welding process of the automobile radar is generally manual welding. Figure 1 As shown in the figure, the staff puts the radar shell to be welded into the carrier positioning platform, and then carries out manual welding.

[0003] However, the manual welding has the following defects:

[0004] 1) The carrier positioning platform only plays a fixing role and cannot adjust the angle of the workpiece, resulting in the need for the staff to constantly change posture for welding;

[0005] 2) The size of the welding position welding scar has strict requirements, and manual welding cannot guarantee the size of the welding scar, which is prone to produce defective products;

[0006] 3) Manual welding often causes the welding head to contact other positions of the product due to operation errors, causing damage to the product;

[0007] 4) The gas generated by welding can harm human health;

[0008] 5) Manual welding has long welding time and low welding efficiency, resulting in the need for more personnel to meet production requirements, resulting in a substantial increase in cost.

[0009] At present, there is no effective solution to the problems of uncontrollable manual welding quality, easy damage to products by manual welding, low efficiency of manual welding, and harm to human health caused by welding gas in the related art. INVENTION CONTENTS

[0010] The utility model aims at the deficiencies in the prior art and provides a Pin needle laser welding device and product assembly system to solve the problems of uncontrollable manual welding quality, easy damage to products by manual welding, low efficiency of manual welding, and harm to human health caused by welding gas in the related art.

[0011] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of:

[0012] In a first aspect, a Pin needle laser welding device is provided, comprising:

[0013] A Y-direction motion unit is arranged on a horizontal plane.

[0014] A positioning unit is arranged on the Y-direction movement unit, and is used to carry the workpiece to be welded and move along the Y direction under the action of the Y-direction movement unit;

[0015] A support unit is arranged on the horizontal plane, and the Y-direction movement unit is arranged inside the support unit;

[0016] An X-direction movement unit is arranged on the top end of the support unit;

[0017] A Z-direction movement unit is arranged on the X-direction movement unit, and is used to move along the X direction under the action of the X-direction movement unit;

[0018] A laser welding unit is arranged on the Z-direction movement unit, and is used to move along the X direction following the Z-direction movement unit, move along the Z direction under the action of the Z-direction movement unit, and weld the workpiece to be welded;

[0019] An image acquisition unit is arranged on the Z-direction movement unit, and is used to acquire images for the movement of the X-direction movement unit and the Z-direction movement unit, and acquire the image of the workpiece after the laser welding is completed for quality inspection.

[0020] In some embodiments, the Y-direction movement unit comprises:

[0021] A first driving element is arranged on the horizontal plane;

[0022] A first track element is arranged on the horizontal plane;

[0023] A first sliding element is in sliding connection with the first track element, and is connected with the first driving element and the positioning unit respectively, and is used to move along the first track element under the action of the first driving element.

[0024] In some embodiments, the Y-direction movement unit further comprises:

[0025] A first auxiliary track element is arranged on the horizontal plane, and is symmetrically arranged with the first track element;

[0026] A first auxiliary sliding element is in sliding connection with the first auxiliary track element, and is connected with the positioning unit, and is used to improve the movement stability of the positioning unit.

[0027] In some embodiments, the Y-direction movement unit further comprises:

[0028] a first sensing element, disposed at a first end of the first track element, for sensing the position of the first sliding element;

[0029] a second sensing element, disposed at a second end of the first track element, for sensing the position of the first sliding element.

[0030] In some embodiments, the positioning unit comprises:

[0031] a base element, connected to the Y-direction movement unit, for reciprocating along the Y-direction under the action of the Y-direction movement unit;

[0032] a first support element, disposed at a first side of the top end of the base element;

[0033] a second driving element, disposed at the side of the first support element;

[0034] a first rotating element, rotatably disposed at the side of the first support element, and connected to the second driving element, for rotating under the action of the second driving element;

[0035] a second support element, disposed at a second side of the top end of the base element;

[0036] a second rotating element, rotatably disposed at the side of the second support element, for rotating following the first rotating element;

[0037] a second carrying element, connected to the first rotating element and the second rotating element respectively, for carrying the workpiece to be welded and rotating under the action of the first rotating element and the second rotating element;

[0038] a plurality of positioning elements, distributed and disposed on the second carrying element, for positioning the workpiece to be welded;

[0039] at least one adsorbing element, disposed on the second carrying element, for adsorbing the workpiece to be welded;

[0040] a vacuum element, connected to the adsorbing element, for adsorbing or desorbing the workpiece to be welded by the adsorbing element.

[0041] In some embodiments, the bracket unit comprises:

[0042] a first vertical bracket element, disposed on a horizontal plane, and located at one side of the Y-direction movement unit;

[0043] a second vertical support element, disposed on a horizontal plane and located on the other side of the Y-direction movement unit;

[0044] a lateral support element, the bottom end of which is connected with the top end of the first vertical support element and the top end of the second vertical support element respectively, and the side of the lateral support element is provided with the X-direction movement unit.

[0045] In some embodiments, the X-direction movement unit comprises:

[0046] a third driving element, disposed on the top end of the support unit;

[0047] a second track element, disposed on the top end of the support unit;

[0048] a second sliding element, in sliding connection with the second track element and connected with the third driving element, for reciprocating movement along the second track element under the action of the third driving element;

[0049] a third bearing element, connected with the second sliding element and the Z-direction movement unit respectively, for driving the Z-direction movement unit to reciprocate along the X-direction under the action of the second sliding element.

[0050] In some embodiments, the X-direction movement unit further comprises:

[0051] a second auxiliary track element, disposed on the side of the support unit;

[0052] a second auxiliary sliding element, in sliding connection with the second auxiliary track element and connected with the third bearing element, for improving the movement stability of the third bearing element.

[0053] In some embodiments, the X-direction movement unit further comprises:

[0054] a third sensing element, disposed on the first end of the second track element, for sensing the position of the second sliding element;

[0055] a fourth sensing element, disposed on the second end of the second track element, for sensing the position of the second sliding element.

[0056] In some embodiments, the X-direction movement unit further comprises:

[0057] a first reinforcing element, respectively connected with the second sliding element and the third bearing element;

[0058] at least a second reinforcing element, respectively connected with the third bearing element and the first reinforcing element.

[0059] In some embodiments, the Z-direction movement unit comprises:

[0060] a fourth driving element, arranged on the X-direction movement unit, for reciprocating movement along the X-direction under the action of the X-direction movement unit;

[0061] a third track element, arranged on the X-direction movement unit;

[0062] a third sliding element, in sliding connection with the third track element and connected with the fourth driving element, for reciprocating movement along the third track element under the action of the fourth driving element;

[0063] a fourth bearing element, respectively connected with the third sliding element, the laser welding unit and the image acquisition unit, for reciprocating movement along the Z-direction under the action of the third sliding element.

[0064] In some embodiments, the Z-direction movement unit further comprises:

[0065] a third auxiliary track element, arranged on the X-direction movement unit and symmetrically arranged with the third track element;

[0066] a third auxiliary sliding element, in sliding connection with the third auxiliary track element and connected with the fourth bearing element, for improving the movement stability of the fourth bearing element.

[0067] In some embodiments, the Z-direction movement unit further comprises:

[0068] a fifth sensing element, arranged at a first end of the third track element, for sensing the position of the third sliding element;

[0069] a sixth sensing element, arranged at a second end of the third track element, for sensing the position of the third sliding element.

[0070] In some embodiments, further comprising:

[0071] A base unit is arranged on a horizontal plane, and a top end of the base unit is provided with the Y-direction movement unit and the support unit.

[0072] In a second aspect, a product assembly system is provided, comprising:

[0073] The Pin laser welding device according to the first aspect.

[0074] In some embodiments, the Pin laser welding device further comprises:

[0075] A control device is connected to the Pin laser welding device.

[0076] Compared with the prior art, the Pin laser welding device and the product assembly system have the following technical effects:

[0077] The Pin laser welding device and the product assembly system utilize the Y-direction movement unit to adjust the position of the positioning unit, facilitate the taking and placing of workpieces, and improve efficiency; the positioning unit adsorbs the workpiece and adjusts the angle of the workpiece, improves the stability of the workpiece, and facilitates the welding process of the laser welding unit; the X-direction movement unit and the Z-direction movement unit are integrally arranged to precisely adjust the position of the laser welding unit and the image acquisition unit, and improve welding precision; the image acquisition unit is utilized to realize positioning guidance and quality inspection, improve production efficiency, and reduce production cost; manual welding is not required, and the gas generated during the welding process does not harm the health of personnel. BRIEF DESCRIPTION OF DRAWINGS

[0078] Figure 1 is a schematic view of a carrier positioning platform of the prior art;

[0079] Figure 2 is a schematic view of a Pin laser welding device according to an embodiment of the present application;

[0080] Figures 3a-3b is a schematic view of a Y-direction movement unit according to an embodiment of the present application;

[0081] Figures 4a-4b is a schematic view of a positioning unit according to an embodiment of the present application;

[0082] Figure 5 is a schematic view of a support unit according to an embodiment of the present application;

[0083] Figure 6 is a schematic view of an X-direction movement unit according to an embodiment of the present application;

[0084] Figure 7 is a schematic view of a Z-direction movement unit according to an embodiment of the present application;

[0085] Figure 8 is a schematic view of a product assembly system according to an embodiment of the present application.

[0086] The reference signs in it are: 100, Y direction movement unit; 101, first driving element; 102, first track element; 103, first sliding element; 104, first bearing element; 105, first auxiliary track element; 106, first auxiliary sliding element; 107, first sensing element; 108, second sensing element;

[0087] 200, positioning unit; 201, base element; 202, first support element; 203, second driving element; 204, first rotating element; 205, second support element; 206, second rotating element; 207, second bearing element; 208, positioning element; 209, adsorption element; 210, vacuum element;

[0088] 300, support unit; 301, first vertical support element; 302, second vertical support element; 303, horizontal support element;

[0089] 400, X direction movement unit; 401, third driving element; 402, second track element; 403, second sliding element; 404, third bearing element; 405, second auxiliary track element; 406, second auxiliary sliding element; 407, third sensing element; 408, fourth sensing element; 409, first reinforcing element; 410, second reinforcing element;

[0090] 500, Z direction movement unit; 501, fourth driving element; 502, third track element; 503, third sliding element; 504, fourth bearing element; 505, third auxiliary track element; 506, third auxiliary sliding element; 507, fifth sensing element; 508, sixth sensing element;

[0091] 600, laser welding unit;

[0092] 700, image acquisition unit;

[0093] 800, base unit;

[0094] A, Pin laser welding device; B, control device. DETAILED DESCRIPTION

[0095] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the present application.

[0096] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflicts.

[0097] The present application will be further described below with reference to the drawings and specific embodiments, but is not limited to the present application.

[0098] Embodiment 1

[0099] The present embodiment relates to the Pin needle laser welding device of the present application.

[0100] An illustrative embodiment of the present application, as shown in Figure 2 A Pin needle laser welding device, comprising a Y-direction motion unit 100, a positioning unit 200, a support unit 300, an X-direction motion unit 400, a Z-direction motion unit 500, a laser welding unit 600 and an image acquisition unit 700. Wherein, the Y-direction motion unit 100 is arranged on a horizontal plane; the positioning unit 200 is arranged on the Y-direction motion unit 100, used for carrying a workpiece to be welded and reciprocating along the Y-direction under the action of the Y-direction motion unit 100; the support unit 300 is arranged on the horizontal plane, and the Y-direction motion unit 100 is arranged inside the support unit 300; the X-direction motion unit 400 is arranged at the top end of the support unit 300; the Z-direction motion unit 500 is arranged on the X-direction motion unit 400, used for reciprocating along the X-direction under the action of the X-direction motion unit 400; the laser welding unit 600 is arranged on the Z-direction motion unit 500, used for reciprocating along the X-direction with the Z-direction motion unit 500, reciprocating along the Z-direction under the action of the Z-direction motion unit 500 and welding the workpiece to be welded; the image acquisition unit 700 is arranged on the Z-direction motion unit 500, used for acquiring images for the action of the X-direction motion unit 400 and the Z-direction motion unit 500 and acquiring workpiece images after the laser welding for quality inspection.

[0101] In the present application, the Pin needle laser welding device is mainly used for welding the power supply Pin needle of the automobile radar shell.

[0102] The use method of the present application is as follows:

[0103] The worker places the workpiece to be welded on the positioning unit 200;

[0104] The positioning unit 200 adsorbs the workpiece to be welded and adjusts the angle of the workpiece to be welded.

[0105] The Y-direction motion unit 100 works to carry the positioning unit 200 to move to the welding station.

[0106] In the case that the positioning unit 200 moves to the welding station, the image acquisition unit 700 acquires images for the X-direction motion unit 400 and the Z-direction motion unit 500.

[0107] The X-direction motion unit 400 and the Z-direction motion unit 500 work to carry the laser welding unit 600 to move to the welding station.

[0108] The laser welding unit 600 performs the welding process on the workpiece to be welded.

[0109] After the welding process is completed, the image acquisition unit 700 acquires images for the welding quality inspection.

[0110] After the welding is qualified, the X-direction motion unit 400 and the Z-direction motion unit 500 work to carry the laser welding unit 600 to move to the initial position.

[0111] The Y-direction motion unit 100 works to carry the positioning unit 200 to move to the material taking station.

[0112] The positioning unit 200 works to adjust the angle of the workpiece and desorb the workpiece, and the worker removes the workpiece.

[0113] The above steps are repeatedly performed until the welding process of all workpieces is completed.

[0114] In the utility model, the laser welding unit 600 includes but is not limited to a laser welding machine.

[0115] In the utility model, the image acquisition unit 700 includes but is not limited to a camera.

[0116] As shown in Figures 3a-3b The Y-direction motion unit 100 includes a first driving element 101, a first track element 102, a first sliding element 103 and a first bearing element 104. The first driving element 101 is arranged on a horizontal plane; the first track element 102 is arranged on the horizontal plane; the first sliding element 103 is in sliding connection with the first track element 102 and is connected with the first driving element 101, and is used for reciprocating motion along the first track element 102 under the action of the first driving element 101; and the first bearing element 104 is connected with the first sliding element 103 and the positioning unit 200 respectively, and is used for driving the positioning unit 200 to reciprocate along the Y direction under the action of the first sliding element 103.

[0117] In the utility model, Y direction motion unit 100 is linear motor driven linear motion module. The working principle is that linear motor converts electric energy into linear motion through electromagnetic induction principle. Generally, linear motor includes stator and mover, and the stator generates magnetic field, and the mover realizes linear motion under the action of magnetic field.

[0118] In some embodiments, the first driving element 101 is a linear motor.

[0119] In some embodiments, the first track element 102 is made of aluminum alloy material.

[0120] In some embodiments, the first track element 102 is a guide rail. As a support structure, it provides a smooth motion track, ensuring that the first sliding element 103 can move accurately along the predetermined path.

[0121] In some embodiments, the first sliding element 103 is made of high-strength alloy steel material.

[0122] In some embodiments, the first sliding element 103 is a slider. It is used with the first track element 102 (guide rail) to carry the first bearing element 104 and slide along the first track element 102 (guide rail).

[0123] The first bearing element 104 is detachably connected with the first sliding element 103, including but not limited to bolt connection. The purpose of this design is to facilitate the replacement of different specifications of the first bearing element 104 according to different needs.

[0124] In some embodiments, the first bearing element 104 is made of aluminum alloy material or high-strength alloy steel material.

[0125] In some embodiments, the first bearing element 104 includes but is not limited to a bearing plate.

[0126] Further, the Y direction motion unit 100 further includes a first auxiliary track element 105 and a first auxiliary sliding element 106. The first auxiliary track element 105 is disposed on the horizontal plane and symmetrically disposed with the first track element 102; the first auxiliary sliding element 106 is slidably connected with the first auxiliary track element 105 and connected with the first bearing element 104, for improving the motion stability of the first bearing element 104.

[0127] The size of the first auxiliary track element 105 matches the size of the first track element 102. Generally, the length of the first auxiliary track element 105 is equal to the length of the first track element 102.

[0128] The distance between the first auxiliary rail element 105 and the first rail element 102 can be adjusted according to actual needs.

[0129] In some embodiments, the first auxiliary rail element 105 is made of an aluminum alloy material.

[0130] In some embodiments, the first auxiliary rail element 105 is a guide rail. As a support structure, it provides a smooth motion track, ensuring that the first auxiliary sliding element 106 can move accurately and linearly along a predetermined path.

[0131] The first auxiliary sliding element 106 is detachably connected to the first bearing element 104, including but not limited to bolt connection. The purpose of this design is to facilitate the replacement of different specifications of the first bearing element 104 according to different needs.

[0132] In some embodiments, the first auxiliary sliding element 106 is made of high-strength alloy steel material.

[0133] In some embodiments, the first auxiliary sliding element 106 is a sliding block. It is used in cooperation with the first auxiliary rail element 105 (guide rail) to carry the first bearing element 104 and slide along the first auxiliary rail element 105 (guide rail).

[0134] Further, the Y-direction motion unit 100 also includes a first sensing element 107 and a second sensing element 108. The first sensing element 107 is arranged at the first end of the first rail element 102 for sensing the position of the first sliding element 103; the second sensing element 108 is arranged at the second end of the first rail element 102 for sensing the position of the first sliding element 103.

[0135] The first sensing element 107 is detachably connected to the first rail element 102, including but not limited to bolt connection. The purpose of this design is to facilitate the adjustment of the position of the first sensing element 107 according to different needs, and further adjust the movement range of the first sliding element 103.

[0136] In some embodiments, the first sensing element 107 is a sensor, including but not limited to an encoder, a grating ruler, etc.

[0137] The second sensing element 108 is detachably connected to the first rail element 102, including but not limited to bolt connection. The purpose of this design is to facilitate the adjustment of the position of the second sensing element 108 according to different needs, and further adjust the movement range of the first sliding element 103.

[0138] The distance between the second sensing element 108 and the first sensing element 107 can be adjusted according to actual needs.

[0139] In some of these embodiments, the second sensing element 108 is a sensor, including but not limited to an encoder, a grating ruler, etc.

[0140] like Figures 4a-4b As shown, the positioning unit 200 includes a base element 201, a first support element 202, a second drive element 203, a first rotating element 204, a second support element 205, a second rotating element 206, a second bearing element 207, several positioning elements 208, at least one adsorption element 209, and a vacuum element 210. The base element 201 is connected to the Y-axis motion unit 100 and is used to reciprocate along the Y-axis under the action of the Y-axis motion unit 100. The first support element 202 is disposed on a first side of the top of the base element 201. The second drive element 203 is disposed on a side of the first support element 202. The first rotating element 204 is rotatably disposed on a side of the first support element 202 and connected to the second drive element 203, and is used to rotate under the action of the second drive element 203. The second support element 205 is disposed on a second side of the top of the base element 201. The second rotating element 206 is rotatably disposed on a second side of the base element 201. The side of the support element 205 is used to rotate with the first rotating element 204; the second bearing element 207 is connected to the first rotating element 204 and the second rotating element 206 respectively, and is used to carry the workpiece to be welded and rotate under the action of the first rotating element 204 and the second rotating element 206; a number of positioning elements 208 are distributed on the second bearing element 207, and are used to position the workpiece to be welded; the adsorption element 209 is disposed on the second bearing element 207, and is used to adsorb the workpiece to be welded; the vacuum element 210 is connected to the adsorption element 209, and is used to make the adsorption element 209 adsorb or desorb the workpiece to be welded.

[0141] Specifically, the base element 201 is disposed at the top of the first bearing element 104 and is used to reciprocate along the Y direction under the action of the first bearing element 104.

[0142] The base element 201 is detachably connected to the first support element 104, including but not limited to bolt connections. The purpose of this design is to facilitate adjustment of the position of the base element 201 according to different needs.

[0143] In some of these embodiments, the base element 201 is made of aluminum alloy.

[0144] In some of these embodiments, the base element 201 is a mounting base.

[0145] The first support element 202 is positioned perpendicular to the base element 201.

[0146] The first supporting element 202 is detachably connected with the base element 201, including but not limited to screw connection. The purpose of using this design is to facilitate the adjustment of the position of the first supporting element 202 according to different requirements.

[0147] In some embodiments, the first supporting element 202 is made of aluminum alloy material.

[0148] In some embodiments, the first supporting element 202 is a supporting column.

[0149] The second driving element 203 is detachably connected with the first supporting element 202, including but not limited to screw connection.

[0150] In some embodiments, the second driving element 203 is a driving motor.

[0151] The first rotating element 204 is rotatably connected with the first supporting element 202 without separation. For example, the connection is made through a bearing. Specifically, the bearing is arranged inside the first supporting element 202, and the first rotating element 204 is rotatably connected with the bearing.

[0152] The first rotating element 204 can be directly driven by the second driving element 203, or indirectly driven through a transmission structure. For example, the transmission is made through a gear transmission structure, a chain transmission structure, a belt transmission structure, etc.

[0153] In some embodiments, the first rotating element 204 is made of aluminum alloy material.

[0154] In some embodiments, the first rotating element 204 is a rotating base or a rotating disc.

[0155] The second supporting element 205 is arranged perpendicularly to the base element 201.

[0156] The second supporting element 205 is detachably connected with the base element 201, including but not limited to screw connection. The purpose of using this design is to facilitate the adjustment of the position of the second supporting element 205 according to different requirements.

[0157] The distance between the second supporting element 205 and the first supporting element 202 can be adjusted according to actual requirements.

[0158] The size of the second supporting element 205 matches the size of the first supporting element 202. Generally, the height of the second supporting element 205 is equal to the height of the first supporting element 202, and the length of the second supporting element 205 is equal to the length of the first supporting element 202.

[0159] In some embodiments, the second supporting element 205 is made of aluminum alloy material.

[0160] In some embodiments, the second support element 205 is a support column.

[0161] The second rotating element 206 is connected to the second support element 205 in a non-detachable manner. For example, the connection is made through a bearing. Specifically, the bearing is arranged inside the second support element 205, and the second rotating element 206 is connected to the bearing in a rotating manner.

[0162] In some embodiments, the second rotating element 206 is made of an aluminum alloy material.

[0163] In some embodiments, the second rotating element 206 is a rotating base or a rotating disc.

[0164] The second bearing element 207 is detachably connected to the first rotating element 204 and the second rotating element 206, including but not limited to a bolt connection. The purpose of this design is to facilitate the replacement of different specifications of the second bearing element 207 according to different needs.

[0165] In some embodiments, the second bearing element 207 is made of an aluminum alloy material or a high-strength alloy steel material.

[0166] In some embodiments, the second bearing element 207 includes but is not limited to a bearing plate.

[0167] The positioning element 208 is detachably connected to the second bearing element 207, including but not limited to a bolt connection. The purpose of this design is to facilitate the adjustment of the position of the positioning element 208 according to different specifications of the workpiece.

[0168] In some embodiments, the positioning element 208 is made of an aluminum alloy material or a high-strength alloy steel material.

[0169] In some embodiments, the positioning element 208 includes but is not limited to a positioning block, a positioning baffle, a positioning groove, etc.

[0170] The adsorption element 209 is detachably connected to the second bearing element 207, including but not limited to a bolt connection. The purpose of this design is to facilitate the adjustment of the position of the adsorption element 209 according to different specifications of the workpiece.

[0171] In some embodiments, the adsorption element 209 is a plurality of adsorption elements. The plurality of adsorption elements 209 are arranged in a spaced manner along the height direction and / or the length direction of the second bearing element 207.

[0172] In some embodiments, the adsorption element 209 comprises a mounting member, at least one interface member and at least one adsorption member. The mounting member is arranged on the second bearing element 207; the interface member is arranged on the mounting member and communicates with the vacuum element 210 to provide a gas passage; and the adsorption member is arranged on the mounting member and communicates with the corresponding interface member to adsorb or desorb the workpiece under the action of the vacuum element 210.

[0173] In some embodiments, the interface member is a plurality of interface members. The plurality of interface members are arranged along the length direction and / or the width direction of the mounting member.

[0174] The number of adsorption members matches the number of interface members. Generally, the number of adsorption members is equal to the number of interface members. That is, the adsorption member corresponds to the interface member one by one.

[0175] In some embodiments, the adsorption member is a plurality of adsorption members. The plurality of adsorption members are arranged along the length direction and / or the width direction of the mounting member.

[0176] In some embodiments, the vacuum element 210 is a vacuum generator, a vacuum pump, a vacuum valve, etc.

[0177] As shown in Figure 5 The bracket unit 300 comprises a first vertical bracket element 301, a second vertical bracket element 302 and a horizontal bracket element 303. The first vertical bracket element 301 is arranged on the horizontal plane and located on one side of the Y-direction movement unit 100; the second vertical bracket element 302 is arranged on the horizontal plane and located on the other side of the Y-direction movement unit 100; the bottom end of the horizontal bracket element 303 is connected with the top end of the first vertical bracket element 301 and the top end of the second vertical bracket element 302 respectively, and the side part of the horizontal bracket element 303 is provided with the X-direction movement unit 400.

[0178] Specifically, the first vertical bracket element 301 is located on the side of the first track element 102 away from the first auxiliary track element 105; and the second vertical bracket element 302 is located on the side of the first auxiliary track element 105 away from the first track element 102.

[0179] In the present utility model, the bracket unit 300 is a gantry.

[0180] The first vertical bracket element 301 is arranged perpendicular to the horizontal plane.

[0181] In some embodiments, the first vertical bracket element 301 is made of aluminum alloy material or high-strength alloy steel material.

[0182] In some embodiments, the first vertical bracket element 301 is a vertical support frame or a vertical support column.

[0183] The second vertical support element 302 is arranged perpendicular to the horizontal plane.

[0184] The second vertical support element 302 is arranged perpendicular to the horizontal plane.

[0185] In some embodiments thereof, the second vertical support element 302 is made of an aluminum alloy material or a high-strength alloy steel material.

[0186] In some embodiments thereof, the second vertical support element 302 is a vertical support frame, a vertical support column.

[0187] The horizontal support element 303 is arranged parallel to the horizontal plane.

[0188] The horizontal support element 303 is detachably connected to the first vertical support element 301 and to the second vertical support element 302, including but not limited to bolted connection.

[0189] The horizontal support element 303 is arranged parallel to the horizontal plane.

[0190] Generally, a first end surface of the horizontal support element 303 is coplanar with a side surface of the first vertical support element 301 distanced from the second vertical support element 302, and a second end surface of the horizontal support element 303 is coplanar with a side surface of the second vertical support element 302 distanced from the first vertical support element 301.

[0191] In some embodiments thereof, the horizontal support element 303 is made of an aluminum alloy material or a high-strength alloy steel material.

[0192] In some embodiments thereof, the horizontal support element 303 is a horizontal support frame, a horizontal support plate, a horizontal support base.

[0193] As Figure 6As shown, the X-direction movement unit 400 comprises a third driving element 401, a second track element 402, a second sliding element 403 and a third bearing element 404. Among them, the third driving element 401 is arranged at the top end of the support unit 300; the second track element 402 is arranged at the top end of the support unit 300; the second sliding element 403 is in sliding connection with the second track element 402 and is connected with the third driving element 401, and is used for reciprocating movement along the second track element 402 under the action of the third driving element 401; the third bearing element 404 is connected with the second sliding element 403 and the Z-direction movement unit 500 respectively, and is used for driving the Z-direction movement unit 500 to reciprocate along the X-direction under the action of the second sliding element 403.

[0194] Specifically, the third driving element 401 is arranged at the top end of the horizontal support element 303; the second track element 402 is arranged at the top end of the horizontal support element 303.

[0195] In the utility model, the X-direction movement unit 400 is a linear motion module driven by a linear motor. The working principle is that the linear motor converts electric energy into linear motion through electromagnetic induction principle. Generally, the linear motor comprises a stator and a rotor, the stator generates a magnetic field, and the rotor realizes linear motion under the action of the magnetic field.

[0196] In some embodiments, the third driving element 401 is a linear motor.

[0197] The second track element 402 is detachably connected with the horizontal support element 303, including but not limited to bolt connection.

[0198] In some embodiments, the second track element 402 is prepared from an aluminum alloy material.

[0199] In some embodiments, the second track element 402 is a guide rail. As a support structure, it provides a smooth movement track to ensure that the second sliding element 403 can accurately move in a straight line along the predetermined path.

[0200] In some embodiments, the second sliding element 403 is prepared from a high-strength alloy steel material.

[0201] In some embodiments, the second sliding element 403 is a sliding block. It is used in cooperation with the second track element 402 (guide rail) to bear the third bearing element 404 and slide along the second track element 402 (guide rail).

[0202] The third bearing element 404 is detachably connected with the second sliding element 403, including but not limited to bolt connection. The purpose of this design is to facilitate the replacement of different specifications of the third bearing element 404 according to different needs.

[0203] In some embodiments, the third bearing element 404 is made of an aluminum alloy material or a high-strength alloy steel material.

[0204] In some embodiments, the third bearing element 404 includes, but is not limited to, a bearing plate.

[0205] Further, the X-direction motion unit 400 further includes a second auxiliary track element 405 and a second auxiliary sliding element 406. The second auxiliary track element 405 is arranged on the side of the bracket unit 300, and the second auxiliary sliding element 406 is in sliding connection with the second auxiliary track element 405 and is connected with the third bearing element 404, so as to improve the motion stability of the third bearing element 404.

[0206] Specifically, the second auxiliary track element 405 is arranged on the side of the lateral bracket element 303.

[0207] The size of the second auxiliary track element 405 matches the size of the second track element 402. Generally, the length of the second auxiliary track element 405 is equal to the length of the second track element 402.

[0208] In some embodiments, the second auxiliary track element 405 is made of an aluminum alloy material.

[0209] In some embodiments, the second auxiliary track element 405 is a guide rail. As a support structure, it provides a smooth motion track to ensure that the second auxiliary sliding element 406 can move in a straight line along a predetermined path.

[0210] The second auxiliary sliding element 406 is detachably connected with the third bearing element 404, including but not limited to bolt connection. The purpose of this design is to facilitate the replacement of different specifications of the third bearing element 404 according to different needs.

[0211] In some embodiments, the second auxiliary sliding element 406 is made of a high-strength alloy steel material.

[0212] In some embodiments, the second auxiliary sliding element 406 is a sliding block. It is used in cooperation with the second auxiliary track element 405 (guide rail) to carry the third bearing element 404 and slide along the second auxiliary track element 405 (guide rail).

[0213] Further, the X-direction motion unit 400 further includes a third sensing element 407 and a fourth sensing element 408. The third sensing element 407 is arranged at the first end of the second track element 402 to sense the position of the second sliding element 403, and the fourth sensing element 408 is arranged at the second end of the second track element 402 to sense the position of the second sliding element 403.

[0214] The third sensing element 407 is detachably connected to the second track element 402, including but not limited to bolt connection. The purpose of using this design is to facilitate the adjustment of the position of the third sensing element 407 according to different needs, and then adjust the movement range of the first sliding element 103.

[0215] In some embodiments, the third sensing element 407 is a sensor, including but not limited to an encoder, a grating ruler, etc.

[0216] The fourth sensing element 408 is detachably connected to the second track element 402, including but not limited to bolt connection. The purpose of using this design is to facilitate the adjustment of the position of the fourth sensing element 408 according to different needs, and then adjust the movement range of the first sliding element 103.

[0217] The distance between the fourth sensing element 408 and the third sensing element 407 can be adjusted according to actual needs.

[0218] In some embodiments, the fourth sensing element 408 is a sensor, including but not limited to an encoder, a grating ruler, etc.

[0219] Further, the X-direction movement unit 400 further comprises a first reinforcing element 409 and a second reinforcing element 410. Among them, the first reinforcing element 409 is connected with the second sliding element 403 and the third bearing element 404 respectively; the second reinforcing element 410 is connected with the third bearing element 404 and the first reinforcing element 409 respectively.

[0220] The first reinforcing element 409 is detachably connected with the second sliding element 403 and the third bearing element 404, including but not limited to bolt connection.

[0221] In some embodiments, the first reinforcing element 409 is made of aluminum alloy material or high-strength alloy steel material.

[0222] In some embodiments, the first reinforcing element 409 includes but is not limited to a reinforcing plate.

[0223] The second reinforcing element 410 is detachably connected with the third bearing element 404 and the first reinforcing element 409, including but not limited to bolt connection.

[0224] In some embodiments, the second reinforcing element 410 is a plurality of. The plurality of second reinforcing elements 410 are arranged in the width direction of the first reinforcing element 409.

[0225] In some embodiments, the second reinforcing element 410 is made of aluminum alloy material or high-strength alloy steel material.

[0226] In some embodiments, the first reinforcing element 409 includes, but is not limited to, a corner brace, a tripod, a reinforcing rib.

[0227] As shown in Figure 7 The Z-direction motion unit 500 includes a fourth driving element 501, a third track element 502, a third sliding element 503, and a fourth bearing element 504. The fourth driving element 501 is arranged on the X-direction motion unit 400 and is configured to reciprocate along the X-direction under the action of the X-direction motion unit 400. The third track element 502 is arranged on the X-direction motion unit 400. The third sliding element 503 is in sliding connection with the third track element 502 and is connected with the fourth driving element 501, and is configured to reciprocate along the third track element 502 under the action of the fourth driving element 501. The fourth bearing element 504 is connected with the third sliding element 503, the laser welding unit 600, and the image acquisition unit 700, and is configured to drive the laser welding unit 600 and the image acquisition unit 700 to reciprocate along the Z-direction under the action of the third sliding element 503.

[0228] Specifically, the fourth driving element 501 is arranged on the third bearing element 404. The third track element 502 is arranged on the third bearing element 404.

[0229] In the present application, the Z-direction motion unit 500 is a linear motion module driven by a linear motor. The working principle is to convert electrical energy into linear motion by electromagnetic induction. Generally, the linear motor includes a stator and a rotor. The stator generates a magnetic field, and the rotor realizes linear motion under the action of the magnetic field.

[0230] In some embodiments, the fourth driving element 501 is a linear motor.

[0231] The third track element 502 is detachably connected with the third bearing element 404, including but not limited to bolt connection.

[0232] In some embodiments, the third track element 502 is made of aluminum alloy material.

[0233] In some embodiments, the third track element 502 is a guide rail. As a support structure, it provides a smooth motion track to ensure that the third sliding element 503 can move accurately along a predetermined path.

[0234] In some embodiments, the third sliding element 503 is made of high-strength alloy steel material.

[0235] In some embodiments, the third sliding element 503 is a sliding block. It is used in cooperation with the third track element 502 (guide rail) to bear the fourth bearing element 504 and slide along the third track element 502 (guide rail).

[0236] The fourth bearing element 504 is detachably connected with the third sliding element 503, including but not limited to bolt connection. The purpose of using this design is to facilitate the replacement of different specifications of the fourth bearing element 504 according to different needs.

[0237] The fourth bearing element 504 is detachably connected with the laser welding unit 600 and the image acquisition unit 700, including but not limited to bolt connection. The purpose of using this design is to facilitate the adjustment of the position of the laser welding unit 600 and the image acquisition unit 700 according to different needs.

[0238] In some embodiments, the fourth bearing element 504 is made of aluminum alloy material or high-strength alloy steel material.

[0239] In some embodiments, the fourth bearing element 504 includes but is not limited to a bearing plate.

[0240] Further, the Z-direction motion unit 500 further includes a third auxiliary rail element 505 and a third auxiliary sliding element 506. The third auxiliary rail element 505 is arranged on the X-direction motion unit 400 and is symmetrically arranged with the third rail element 502; the third auxiliary sliding element 506 is slidably connected with the third auxiliary rail element 505 and is connected with the fourth bearing element 504, for improving the motion stability of the fourth bearing element 504.

[0241] The size of the third auxiliary rail element 505 matches the size of the third rail element 502. Generally, the length of the third auxiliary rail element 505 is equal to the length of the third rail element 502.

[0242] The distance between the third auxiliary rail element 505 and the third rail element 502 can be adjusted according to actual needs.

[0243] In some embodiments, the third auxiliary rail element 505 is made of aluminum alloy material.

[0244] In some embodiments, the third auxiliary rail element 505 is a guide rail. As a support structure, it provides a smooth motion track to ensure that the third auxiliary sliding element 506 can move accurately and linearly along the predetermined path.

[0245] The third auxiliary sliding element 506 is detachably connected with the fourth bearing element 504, including but not limited to bolt connection. The purpose of using this design is to facilitate the replacement of different specifications of the fourth bearing element 504 according to different needs.

[0246] In some embodiments, the third auxiliary sliding element 506 is made of high-strength alloy steel material.

[0247] In some embodiments, the third auxiliary sliding element 506 is a slider. It cooperates with the third auxiliary rail element 505 (guide rail) to carry the fourth bearing element 504 and slide along the third auxiliary rail element 505 (guide rail).

[0248] Further, the Z-direction movement unit 500 further comprises a fifth sensing element 507 and a sixth sensing element 508. The fifth sensing element 507 is arranged at the first end of the third rail element 502 and is used to sense the position of the third sliding element 503; the sixth sensing element 508 is arranged at the second end of the third rail element 502 and is used to sense the position of the third sliding element 503.

[0249] The fifth sensing element 507 is detachably connected to the third rail element 502, including but not limited to bolt connection. The purpose of this design is to facilitate the adjustment of the position of the fifth sensing element 507 according to different needs, and further adjust the movement range of the first sliding element 103.

[0250] In some embodiments, the fifth sensing element 507 is a sensor, including but not limited to an encoder, a grating ruler, etc.

[0251] The sixth sensing element 508 is detachably connected to the third rail element 502, including but not limited to bolt connection. The purpose of this design is to facilitate the adjustment of the position of the sixth sensing element 508 according to different needs, and further adjust the movement range of the first sliding element 103.

[0252] The distance between the sixth sensing element 508 and the fifth sensing element 507 can be adjusted according to actual needs.

[0253] In some embodiments, the sixth sensing element 508 is a sensor, including but not limited to an encoder, a grating ruler, etc.

[0254] Further, the pin laser welding device further comprises a base unit 800. The base unit 800 is arranged on a horizontal plane, and the top end of the base unit 800 is provided with the Y-direction movement unit 100 and the support unit 300.

[0255] Specifically, the base unit 800 is connected with the first rail element 102, the first auxiliary rail element 105, the first vertical support element 301, and the second vertical support element 302, respectively.

[0256] In some embodiments, the base unit 800 is made of aluminum alloy material or high-strength alloy steel material.

[0257] In some embodiments, the base unit 800 includes but is not limited to a workbench surface, etc.

[0258] The method of using this utility model is as follows:

[0259] The worker places the workpiece to be welded on the second supporting element 207 and positions it using several positioning elements 208;

[0260] Vacuum element 210 is activated so that adsorption element 209 adsorbs the workpiece to be welded;

[0261] The second driving element 203 operates, and adjusts the angle of the second bearing element 207 by the first rotating element 204 and the second rotating element 206, so that the second bearing element 207 is tilted from the horizontal plane to an angle that is convenient for welding.

[0262] The first driving element 101 operates to cause the first sliding element 103 to carry the first bearing element 104 to move, thereby moving the positioning unit 200 to the welding station.

[0263] When the positioning unit 200 moves to the welding station, the image acquisition unit 700 acquires an image for use by the X-axis motion unit 400 and the Z-axis motion unit 500.

[0264] The third driving element 401 operates to cause the second sliding element 403 to carry the third bearing element 404 to move, thereby moving the Z-axis motion unit 500 to a preset position.

[0265] The fourth driving element 501 operates to cause the third sliding element 503 to carry the fourth bearing element 504 to move, thereby moving the laser welding unit 600 to the welding station.

[0266] The laser welding unit 600 performs the welding process on the workpiece to be welded.

[0267] After the welding process is completed, the image acquisition unit 700 acquires an image for welding quality inspection;

[0268] After the welding is qualified, the X-axis motion unit 400 and the Z-axis motion unit 500 work to carry the laser welding unit 600 to the initial position;

[0269] The first driving element 101 operates to cause the first sliding element 103 to carry the first bearing element 104 to move, thereby moving the positioning unit 200 to the material picking station.

[0270] The positioning unit 200 operates, adjusts the angle of the workpiece, and releases the workpiece, allowing the worker to remove it.

[0271] Repeat the above steps until the welding process for all workpieces is completed.

[0272] The technical effects of this utility model are as follows:

[0273] 1) The Y-axis motion unit is used to adjust the position of the positioning unit, which facilitates the picking up and picking up of workpieces and improves efficiency;

[0274] 2) The positioning unit is used to adsorb the workpiece and adjust its angle, thereby improving the stability of the workpiece and facilitating the welding process of the laser welding unit.

[0275] 3) The X-axis motion unit and Z-axis motion unit are integrated to precisely adjust the positions of the laser welding unit and the image acquisition unit, thereby improving welding accuracy;

[0276] 4) Utilizing the image acquisition unit enables positioning guidance and quality inspection, thereby improving production efficiency and reducing production costs;

[0277] 5) No manual welding is required, avoiding the harm to personnel's health caused by gases generated during the welding process.

[0278] Example 2

[0279] This embodiment relates to the product assembly system of this utility model.

[0280] An illustrative embodiment of this utility model, such as Figure 8 As shown, a product assembly system includes a pin laser welding device A and a control device B as described in Example 1. The control device B is connected to the pin laser welding device A.

[0281] Specifically, the control device B is connected to the Y-axis motion unit 100, the positioning unit 200, the X-axis motion unit 400, the Z-axis motion unit 500, the laser welding unit 600, and the image acquisition unit 700, respectively.

[0282] More specifically, the control device B is connected to the first drive element 101, the second drive element 203, the third drive element 401, and the fourth drive element 501, respectively.

[0283] In some of these embodiments, the control device B includes, but is not limited to, a central control unit, a PLC, etc.

[0284] The usage method of this embodiment is basically the same as that of Embodiment 1, and will not be repeated here.

[0285] The technical effects of this embodiment are basically the same as those of Embodiment 1, and will not be repeated here.

[0286] The above description is only a preferred embodiment of the present utility model and does not limit the implementation method and protection scope of the present utility model. Those skilled in the art should realize that all solutions obtained by equivalent substitutions and obvious changes made based on the description and illustrations of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A pin laser welding device, characterized in that, include: Y-axis motion unit, wherein the Y-axis motion unit is disposed on a horizontal plane; A positioning unit is provided on the Y-axis motion unit and is used to adsorb the workpiece to be welded, adjust the angle of the workpiece to be welded, and reciprocate along the Y-axis under the action of the Y-axis motion unit. A support unit is disposed on a horizontal plane, and the Y-axis motion unit is disposed inside the support unit; An X-axis motion unit is disposed at the top of the support unit; Z-axis motion unit, which is disposed on the X-axis motion unit and is used to reciprocate along the X-axis under the action of the X-axis motion unit; A laser welding unit is disposed on the Z-axis motion unit and is used to follow the Z-axis motion unit to reciprocate along the X-axis, to reciprocate along the Z-axis under the action of the Z-axis motion unit, and to weld the workpiece to be welded. An image acquisition unit is provided on the Z-axis motion unit and is used to acquire images for the X-axis motion unit and the Z-axis motion unit to perform actions, as well as to acquire workpiece images for quality inspection after laser welding is completed.

2. The pin laser welding device according to claim 1, characterized in that, The Y-axis motion unit includes: A first driving element, wherein the first driving element is disposed on a horizontal plane; A first track element, wherein the first track element is disposed on a horizontal plane; The first sliding element is slidably connected to the first track element and connected to the first driving element, and is used to reciprocate along the first track element under the action of the first driving element; A first supporting element, which is connected to both the first sliding element and the positioning unit, is used to drive the positioning unit to reciprocate along the Y direction under the action of the first sliding element; and / or The X-axis motion unit includes: A third driving element is disposed at the top of the support unit; The second track element is disposed at the top of the support unit; The second sliding element is slidably connected to the second track element and connected to the third driving element, and is used to reciprocate along the second track element under the action of the third driving element; A third bearing element, which is connected to the second sliding element and the Z-axis motion unit respectively, is used to drive the Z-axis motion unit to reciprocate along the X-axis under the action of the second sliding element; and / or The Z-axis motion unit includes: The fourth driving element is disposed in the X-axis motion unit and is used to reciprocate along the X-axis under the action of the X-axis motion unit; A third track element is disposed in the X-axis motion unit; The third sliding element is slidably connected to the third track element and connected to the fourth driving element, and is used to reciprocate along the third track element under the action of the fourth driving element; The fourth bearing element is connected to the third sliding element, the laser welding unit, and the image acquisition unit, respectively, and is used to drive the laser welding unit and the image acquisition unit to reciprocate along the Z direction under the action of the third sliding element.

3. The pin laser welding device according to claim 2, characterized in that, The Y-axis motion unit further includes: A first auxiliary track element is disposed on a horizontal plane and is symmetrically arranged with the first track element; A first auxiliary sliding element, slidably connected to the first auxiliary track element and connected to the first load-bearing element, is used to improve the motion stability of the first load-bearing element; and / or A first sensing element is disposed at a first end of the first track element and is used to sense the position of the first sliding element; The second sensing element is disposed at the second end of the first track element and is used to sense the position of the first sliding element.

4. The pin laser welding device according to claim 2, characterized in that, The X-axis motion unit further includes: The second auxiliary track element is disposed on the side of the support unit; A second auxiliary sliding element, slidably connected to the second auxiliary track element and connected to the third load-bearing element, is used to improve the motion stability of the third load-bearing element; and / or A third sensing element is disposed at the first end of the second track element and is used to sense the position of the second sliding element; A fourth sensing element, disposed at the second end of the second track element, is used to sense the position of the second sliding element; and / or A first reinforcing element is connected to the second sliding element and the third load-bearing element respectively; At least one second reinforcing element is provided, which is connected to the third load-bearing element and the first reinforcing element respectively.

5. The pin laser welding device according to claim 2, characterized in that, The Z-axis motion unit further includes: The third auxiliary track element is disposed on the X-axis motion unit and is symmetrically arranged with the third track element; A third auxiliary sliding element, slidably connected to the third auxiliary track element and connected to the fourth load-bearing element, is used to improve the motion stability of the fourth load-bearing element; and / or The fifth sensing element is disposed at the first end of the third track element and is used to sense the position of the third sliding element; A sixth sensing element is disposed at the second end of the third track element and is used to sense the position of the third sliding element.

6. The pin laser welding device according to claim 1, characterized in that, The positioning unit includes: A base element, which is connected to the Y-axis motion unit, is used to reciprocate along the Y-axis under the action of the Y-axis motion unit; A first support element is disposed on a first side of the top of the base element; A second driving element is disposed on the side of the first support element; A first rotating element is rotatably disposed on the side of the first supporting element and connected to the second driving element, for rotating under the action of the second driving element; The second support element is disposed on the second side of the top of the base element; The second rotating element is rotatably disposed on the side of the second support element and is used to rotate with the first rotating element; The second bearing element is connected to the first rotating element and the second rotating element respectively, and is used to bear the workpiece to be welded and to rotate under the action of the first rotating element and the second rotating element; A plurality of positioning elements are distributed on the second bearing element for positioning the workpiece to be welded; At least one adsorption element is disposed on the second support element for adsorbing the workpiece to be welded; A vacuum element, which is connected to the adsorption element, is used to adsorb or desorb the workpiece to be welded by the adsorption element.

7. The pin laser welding device according to claim 1, characterized in that, The support unit includes: The first vertical support element is disposed on a horizontal plane and located on one side of the Y-axis motion unit; The second vertical support element is disposed on the horizontal plane and located on the other side of the Y-axis motion unit; A horizontal support element, the bottom end of which is connected to the top end of the first vertical support element and the top end of the second vertical support element respectively, and the X-axis motion unit is provided on the side of the horizontal support element.

8. The pin laser welding apparatus according to any one of claims 1 to 7, characterized in that, Also includes: A base unit is disposed on a horizontal plane, and the top of the base unit is provided with the Y-axis motion unit and the support unit.

9. A product assembly system, characterized in that, include: The pin laser welding apparatus as described in any one of claims 1 to 8.

10. The product assembly system according to claim 9, characterized in that, Also includes: A control device is connected to the pin laser welding device.

Images