Laser spot welding prepressing leveling mechanism

Abstract

The invention relates to a laser spot welding pre-pressing leveling mechanism which comprises a jig fixed on a fixed table and used for supporting a product; the supporting frame is provided with a round hole and a through hole, the movable rod of the driving piece penetrates through the round hole to be fixedly connected with the first pressing plate, and the first guide column can penetrate through the through hole to play a guiding role on the first pressing plate; the first pressing plate is fixedly connected with the movable rod of the driving piece, and a first guide column is arranged on one side of the first pressing plate and can play a guiding role; the second pressing plate is connected with the first pressing plate through an elastic piece, one side of the second pressing plate is provided with a second guide column for guiding, and the other side of the second pressing plate is provided with a pressing block for pressing the nickel sheet; the driving part is fixed on the supporting frame and can control and drive the first pressing plate to drive the pressing block of the second pressing plate to press the nickel sheet downwards, and the nickel sheet pre-pressing and leveling device has the beneficial effects that the driving part controls and drives the first pressing plate to drive the pressing block of the second pressing plate, pre-pressing and leveling are conducted on the nickel sheet according to the set pre-pressing time and number of times, manual operation can be replaced, and the working efficiency is improved. The production efficiency is improved, the working time is saved, and the production quality is improved.

Description

[Technical field]

[0001] The invention relates to the technical field of automated manufacturing, in particular to a laser spot welding pre-pressing and leveling mechanism. [Background technology]

[0002] Laser spot welding is a material joining method, mainly a technology for joining metal materials, which connects two parts or components by melting part of the material in the joining area.

[0003] In such Figure 1 Before laser spot welding of the vertical 90-degree nickel sheet shown in the figure, the upper and lower nickel sheets must be attached together, so the upper nickel sheet needs to be bent to attach to the lower nickel sheet. Figure 2 The nickel sheet is manually bent on the jig shown, and after bending, it needs to be manually pre-pressed and leveled to prevent poor penetration due to uneven fitting.

[0004] However, currently, when the nickel sheet is bent and leveled manually, the manual operation is time-consuming, inefficient, and the accuracy cannot be ensured during manual pre-pressing.

[0005] In view of this, it is necessary to provide a laser spot welding pre-pressing and leveling mechanism to solve the above problems. [Summary of the invention]

[0006] The technical problem to be solved by the present invention is that before laser spot welding of nickel sheets at a vertical angle of 90 degrees, the upper and lower nickel sheets must be attached together, so the upper nickel sheet needs to be bent to attach to the lower nickel sheet, and after bending, manual pre-pressing and leveling are required to prevent poor breakdown due to uneven attachment. However, the current manual pre-pressing and leveling process is time-consuming and inefficient, and the accuracy cannot be ensured during manual pre-pressing. Therefore, the present invention provides a laser spot welding pre-pressing and leveling mechanism to solve the above problems.

[0007] The solution of the present invention to solve the technical problem is: a laser spot welding pre-pressing and leveling mechanism, comprising:

[0008] A fixed platform, which is placed on the workbench and is used to support the entire mechanism;

[0009] A jig, which is fixed on a fixed platform and used to support the product. The jig is provided with a cover plate on the side where the product is placed, and the cover plate cooperates with the jig to fix and position the product;

[0010] A support frame, the support frame is fixed on the fixed platform, the support frame is provided with a circular hole and a through hole, the circular hole allows the driving member movable rod on one side of the support frame to pass through the circular hole and be fixedly connected to the first pressing plate, and the through hole allows the first guide column fixedly connected to the first pressing plate to pass through the through hole and cooperate with the guide sleeve to act as a guide;

[0011] A pressing plate, wherein the pressing plate comprises a first pressing plate and a second pressing plate; wherein,

[0012] A first pressing plate, one side of which is fixedly connected to the movable rod of the driving member, and is used to drive the pressing block on the second pressing plate to press down the nickel sheet under the action of the driving member. A first guide column is provided on the side of the first pressing plate connected to the movable rod, and is used for the driving member to control the movement of the first pressing plate. The first guide column can pass through the through hole of the support frame and cooperate with the guide sleeve to guide the first pressing plate;

[0013] A second pressing plate, wherein the second pressing plate is movably connected to the first pressing plate through an elastic member, the elastic member can act as a buffer to prevent the electronic parts on the back of the nickel sheet from being damaged due to the impact force when the driving member is actuated, the second pressing plate is provided with a second guide post on one side connected to the first pressing plate, the second guide post is used for guiding and positioning in the first pressing plate when the second pressing plate presses the nickel sheet, the second pressing plate is provided with a pressing block on one side of the pre-pressed nickel sheet, the pressing block is used for pressing the nickel sheet;

[0014] The driving member is fixed on the support frame, and the movable rod at one end of the driving member passes through the circular hole on the support frame and is fixedly connected to the first pressing plate. The driving member can control the first pressing plate to drive the pressing block of the second pressing plate to press the nickel sheet down, so that the nickel sheet is pre-pressed and flattened.

[0015] Preferably, a start button of a control system is provided on the fixing platform, and the start button is used to start the driving member to control the first pressing plate to press down when pressed simultaneously, so as to ensure the safety of the operator.

[0016] Preferably, a pause button of the control system is provided on the fixing table. If any abnormality is found during the pre-pressing and leveling process of the nickel sheet, the stop button can be pressed to terminate the operation.

[0017] Preferably, a control circuit module is provided on the fixing platform, and the control circuit module is used to control the setting of the time and number of pre-pressing of the driving member.

[0018] Preferably, the support frame is provided with four through holes, which are used to cooperate with the guide sleeve to guide when the first guide column passes through the through holes.

[0019] Preferably, four first guide pillars are provided, which are respectively fixedly connected to the first pressing plate and arranged in four through holes of the support frame, and cooperate with the guide sleeve to guide and position the first pressing plate.

[0020] Preferably, the elastic member is a spring.

[0021] Preferably, the elastic members may be provided in four groups, which are used to stabilize the impact force of the buffer driving member on the nickel sheet when the buffer driving member is actuated to avoid damage to the product.

[0022] Preferably, two second guide pillars are provided, which are respectively located at two ends of the second pressing plate, so that when the first pressing plate presses down the second pressing plate, the second guide pillars can respectively guide and position the second pressing plate in the first pressing plate.

[0023] Preferably, the pressing blocks are provided in four groups according to the nickel sheets corresponding to the products, and the pressing blocks can be provided with corresponding numbers of pressing blocks according to the nickel sheets in products of different specifications.

[0024] Preferably, the driving member is a cylinder.

[0025] Preferably, a support member is provided on one side of the driving member, and the support member is fixed on a fixing platform for supporting and fixing the driving member.

[0026] Preferably, a solenoid valve is provided on one side of the driving member, and the solenoid valve is used for gas path switching, so that the driving member can move in a vertical direction.

[0027] The beneficial effect of the present invention is that, through a laser spot welding pre-pressing and leveling mechanism, after pressing two start buttons with both hands respectively, the driving component can control the first pressing plate to drive the pressing block of the second pressing plate, so that it can pre-press and level the nickel sheet according to the set pre-pressing time and pre-pressing times, thereby replacing manual work, improving production efficiency, saving working time, and effectively improving production quality.

Brief Description of the Drawings

[0028] Figure 1 It is a schematic diagram of the structure of a nickel sheet in a known product before being bent.

[0029] Figure 2 It is a structural schematic diagram of a conventional jig for pre-pressing and leveling nickel sheets.

[0030] Figure 3 It is a structural schematic diagram of a laser spot welding pre-pressing and leveling mechanism of the present invention.

[0031] Figure 4 The present invention is a schematic structural diagram of a laser spot welding pre-pressing and leveling mechanism pressing down a nickel sheet. [Specific implementation method]

[0032] To further illustrate the technical means and effects of the present invention, the following is a detailed description in conjunction with the embodiments of the present invention and the accompanying drawings.

[0033] The present invention provides a laser spot welding pre-pressing and leveling mechanism, comprising:

[0034] A fixing table 100, which is placed on a workbench and is used to support the entire mechanism;

[0035] A fixture 110, wherein the fixture 110 is fixed on the fixing table 100 and is used to support the product 150. The fixture 110 is provided with a cover plate 111 on one side where the product 150 is placed, and the cover plate 111 cooperates with the fixture 110 to fix and position the product 150;

[0036] A support frame 120, the support frame 120 is fixed on the fixed platform 100, and the support frame 120 is provided with a circular hole 121 and a through hole 122, the circular hole 121 allows a movable rod 141 of a driving member 140 on one side of the support frame 120 to pass through the circular hole 121 and be fixedly connected to a first pressing plate 136, and the through hole 122 allows a first guide column 135 fixedly connected to the first pressing plate 136 to pass through the through hole 122 and cooperate with a guide sleeve 123 to act as a guide;

[0037] The pressing plate 130 includes a first pressing plate 136 and a second pressing plate 137; wherein,

[0038] A first pressing plate 136, one side of which is fixedly connected to the active rod 141 of the driving member 140, and is used to drive the pressing block 133 on the second pressing plate 137 to press down the nickel sheet 151 under the action of the driving member 140. A first guide column 135 is provided on the side of the first pressing plate 136 connected to the active rod 141, and is used for the driving member 140 to control the movement of the first pressing plate 136. The first guide column 135 can pass through the through hole 122 of the support frame 120 and cooperate with the guide sleeve 123 to guide the first pressing plate 136;

[0039] A second pressing plate 137, wherein the second pressing plate 137 is movably connected to the first pressing plate 136 through an elastic member 131, wherein the elastic member 131 can act as a buffer to prevent the electronic parts on the back of the nickel sheet 151 from being damaged due to the impact force when the driving member 140 is actuated. The second pressing plate 137 is provided with a second guide post 134 on one side connected to the first pressing plate 136, wherein the second guide post 134 is used for guiding and positioning in the first pressing plate 136 when the second pressing plate 137 is pressed against the nickel sheet 151. The second pressing plate 137 is provided with a pressing block 133 on one side of the pre-pressed nickel sheet 151, wherein the pressing block 133 is used for pressing against the nickel sheet 151;

[0040] The driving member 140 is fixed on the support frame 120. The movable rod 141 at one end of the driving member 140 passes through the circular hole 121 on the support frame 120 and is fixedly connected to the first pressing plate 136. The driving member 140 can control the first pressing plate 136 to drive the pressing block 133 of the second pressing plate 137 to press down the nickel sheet 151, so that the nickel sheet 151 is pre-pressed and flattened.

[0041] The fixing platform 100 is provided with two start buttons 160 of the control system. When the start buttons 160 are pressed simultaneously, the drive member 140 is activated to control and drive the first pressing plate 136 to press down, so as to ensure the safety of the operator.

[0042] The fixing table 100 is provided with a pause button 161 of the control system. If any abnormality is found during the pre-pressing and leveling process of the nickel sheet 151, the stop button 161 can be pressed to terminate the operation.

[0043] The fixing platform 100 is provided with a control circuit module 162 , and the control circuit module 162 is used to control the setting of the pre-pressing time and number of times of the driving member 140 .

[0044] The support frame 120 is provided with four through holes 122 , which are used to cooperate with the guide sleeve 123 to guide when the first guide column 135 passes through the through holes 122 .

[0045] There are four first guide pillars 135 , which are respectively fixedly connected to the first pressing plate 136 and arranged in the four through holes 122 of the support frame 120 , and cooperate with the guide sleeve 123 to guide and position the first pressing plate 136 .

[0046] Wherein, the elastic member 131 is a spring.

[0047] The elastic member 131 may be provided in four groups, which are used to stabilize the impact force of the buffer driving member 140 on the nickel sheet 151 when the buffer driving member 140 is actuated, so as to avoid damage to the product 150 .

[0048] There are two second guide pillars 134 , which are respectively located at the two ends of the second pressing plate 137 . When the first pressing plate 136 presses down the second pressing plate 137 , the second guide pillars 134 can guide and position the first pressing plate 136 in the first pressing plate 136 .

[0049] The pressing blocks 133 are provided in four groups according to the nickel sheets 151 corresponding to the product 150 , and the pressing blocks 133 can be provided with corresponding numbers of pressing blocks 133 according to the nickel sheets in products of different specifications.

[0050] Wherein, the driving member 140 is a cylinder.

[0051] A support member 163 is disposed on one side of the driving member 140 . The support member 163 is fixed on the fixing platform 100 and is used to support and fix the driving member 140 .

[0052] A solenoid valve 164 is provided on one side of the driving member 140, and the solenoid valve 164 is used for gas path switching, so that the driving member 140 can move in a vertical direction.

[0053] The working process of the present invention is: first manually bend the nickel sheet 151 on the product 150 and put it into the fixture 110, then put the cover plate 111 on the product 150 to fix the product 150 on the fixture 110, and then press the start button 160 with both hands respectively, the driving member 140 can control the first pressing plate 136 to drive the pressing block 133 of the second pressing plate 137, so that it pre-presses and flattens the nickel sheet 151 according to the set pre-pressing time and pre-pressing times. If any abnormality is found during the pre-pressing and flattening process, the stop button 161 can be pressed to terminate the operation. If there is no abnormality, the product 150 can be taken out after the pre-pressing is completed.

[0054] The beneficial effect of the present invention is that, through a laser spot welding pre-pressing and leveling mechanism, after pressing two start buttons 160 with both hands respectively, the driving member 140 can control the first pressing plate 136 to drive the pressing block 133 of the second pressing plate 137, so that it pre-presses and level the nickel sheet 161 according to the set pre-pressing time and pre-pressing times, thereby replacing manual work, improving production efficiency, saving working time, and effectively improving production quality.

[0055] It should be pointed out that the present invention is not limited to the above-mentioned implementation modes, and any simple modifications, equivalent changes and modifications made to the above-mentioned embodiments by any technician familiar with the profession based on the technical solution of the present invention fall within the protection scope of the present invention.

Claims

1. A laser spot welding pre-pressing and leveling mechanism, characterized in that: include: A fixed platform, which is placed on the workbench and is used to support the entire mechanism; A jig, which is fixed on a fixed platform and used to support the product. The jig is provided with a cover plate on the side where the product is placed, and the cover plate cooperates with the jig to fix and position the product; A support frame, the support frame is fixed on the fixed platform, the support frame is provided with a circular hole and a through hole, the circular hole allows the driving member movable rod on one side of the support frame to pass through the circular hole and be fixedly connected to the first pressing plate, and the through hole allows the first guide column fixedly connected to the first pressing plate to pass through the through hole and cooperate with the guide sleeve to act as a guide; A pressing plate, wherein the pressing plate comprises a first pressing plate and a second pressing plate; wherein, A first pressing plate, one side of which is fixedly connected to the movable rod of the driving member, and is used to drive the pressing block on the second pressing plate to press down the nickel sheet under the action of the driving member. A first guide column is provided on the side of the first pressing plate connected to the movable rod, and is used for the driving member to control the movement of the first pressing plate. The first guide column can pass through the through hole of the support frame and cooperate with the guide sleeve to guide the first pressing plate; A second pressing plate, wherein the second pressing plate is movably connected to the first pressing plate through an elastic member, the elastic member can act as a buffer to prevent the electronic parts on the back of the nickel sheet from being damaged due to the impact force when the driving member is actuated, the second pressing plate is provided with a second guide post on one side connected to the first pressing plate, the second guide post is used for guiding and positioning in the first pressing plate when the second pressing plate presses the nickel sheet, the second pressing plate is provided with a pressing block on one side of the pre-pressed nickel sheet, the pressing block is used for pressing the nickel sheet; The driving member is fixed on the support frame, and the movable rod at one end of the driving member passes through the circular hole on the support frame and is fixedly connected to the first pressing plate. The driving member can control the first pressing plate to drive the pressing block of the second pressing plate to press the nickel sheet down, so that the nickel sheet is pre-pressed and flattened.

2. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: The fixing platform is provided with a start button of the control system, and the start button is used to start the driving member to control the first pressing plate to press down when pressed at the same time, so as to ensure the safety of the operator.

3. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: The fixing table is provided with a pause button of the control system. If any abnormality is found during the pre-pressing and leveling process of the nickel sheet, the stop button can be pressed to terminate the operation.

4. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: The fixing platform is provided with a control circuit module, and the control circuit module is used to control the setting of the time and number of pre-pressing of the driving member.

5. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: The support frame is provided with four through holes, which are used to cooperate with the guide sleeve to guide when the first guide column passes through the through holes.

6. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: There are four first guide pillars, which are respectively fixedly connected to the first pressing plate and arranged in the four through holes of the support frame, and cooperate with the guide sleeve to guide and position the first pressing plate.

7. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: The elastic member is a spring.

8. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: The elastic member may be provided in four groups, which are used to stabilize the impact force of the buffer driving member on the nickel sheet when the buffer driving member is actuated to avoid damage to the product.

9. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: There are two second guide pillars, which are respectively located at the two ends of the second pressing plate. When the first pressing plate presses down the second pressing plate, the second guide pillars can respectively guide and position the second pressing plate in the first pressing plate.

10. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: The pressing blocks are provided with four groups according to the nickel sheets corresponding to the products, and the pressing blocks can be provided with corresponding numbers of pressing blocks according to the nickel sheets in the products with different specifications.

11. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: The driving member is a cylinder.

12. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: A supporting member is provided on one side of the driving member, and the supporting member is fixed on the fixing platform and is used for supporting and fixing the driving member.

13. A laser spot welding pre-pressing and leveling mechanism as claimed in claim 1, characterized in that: A solenoid valve is provided on one side of the driving member, and the solenoid valve is used for gas path switching, so that the driving member can move in a vertical direction.

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