A dot screen machine

Abstract

The present invention relates to a mesh dotting machine, comprising a workbench (1), a first translation mechanism (2), a second translation mechanism (3), a first feeding rotary mechanism (4), a second feeding rotary mechanism (5), a first receiving mechanism (6), a second receiving mechanism (7), a winding and unloading mechanism (8), a mesh belt feeding mechanism (9), a material shifting mechanism (10), a pressing mechanism (11), a welding mechanism (12), and a punching mechanism (13). The present invention can move the heat sink in the rotary mechanism to the lower part of the pressing mechanism through the first translation mechanism via the material shifting mechanism, drive the punching mechanism to punch the mesh belt between the winding and unloading mechanism and the mesh belt feeding mechanism through the pressing mechanism, and weld the mesh belt box heat sink through the welding mechanism, thereby realizing the automation of the above operations.

Description

Technical Field

[0001] The invention relates to a welding device, in particular to a welding point mesh machine for VC radiating fins and mesh belts. Background Art

[0002] VC heat sinks are commonly used in electronic products to dissipate heat. Conventional VC heat sinks typically consist of a composite upper and lower plate, with a flow channel located at the top. As the demands for VC heat sinks in electronic products continue to increase, a mesh plate needs to be welded to the inside of the heat sink. However, there are currently no automated mesh welding devices. Summary of the Invention

[0003] In order to solve the above technical problems, the purpose of the present invention is to provide a device that can automatically weld VC heat sinks and mesh belts.

[0004] The technical solutions of the present invention are as follows:

[0005] A mesh dotting machine, characterized in that it comprises a workbench (1), a first translation mechanism (2), a second translation mechanism (3), a first feeding and rotating mechanism (4), a second feeding and rotating mechanism (5), a first receiving mechanism (6), a second receiving mechanism (7), a winding and unloading mechanism (8), a mesh belt feeding mechanism (9), a material moving mechanism (10), a pressing mechanism (11), a welding mechanism (12), and a punching mechanism (13) arranged on the workbench (1);

[0006] The pressing mechanism (11) is arranged at the middle position of the workbench (1), and the first translation mechanism (2) and the second translation mechanism (3) are symmetrically arranged on the left and right sides of the pressing mechanism (11);

[0007] The first feeding rotary mechanism (4) and the first receiving mechanism (6) are arranged on the inner sides of both ends of the first translation mechanism (2);

[0008] The second feeding rotary mechanism (5) and the second receiving mechanism (7) are arranged on the inner sides of both ends of the second translation mechanism (3);

[0009] The winding and unloading mechanism (8) and the mesh belt feeding mechanism (9) are arranged on the front and rear sides of the pressing mechanism (11);

[0010] The material moving mechanism (10) is arranged at the lower part of the pressing mechanism (11), the welding mechanism (12) is arranged at the top of the pressing mechanism (11), and the punching mechanism (13) is arranged at the middle part of the pressing mechanism (11);

[0011] The first translation mechanism (2) moves the VC heat sink placed in the first feeding and rotating mechanism (4) or the second translation mechanism (3) moves the VC heat sink placed in the second feeding and rotating mechanism (5) to the material moving mechanism (10), and the material moving mechanism (10) is used to move the VC heat sink to the lower part of the pressing mechanism (11) and lift it up; the mesh plate connected between the winding and unloading mechanism (8) and the mesh belt feeding mechanism (9) is located between the material moving mechanism (10) and the punching mechanism (13); the pressing mechanism (11) drives the punching mechanism (13) to punch the mesh plate and then attach it to the VC heat sink, and the welding mechanism (12) is used to weld the mesh plate and the VC heat sink; the material moving mechanism (10) is used to move the welded mesh plate and VC heat sink to the first receiving mechanism (6) through the first translation mechanism (2) or to the second receiving mechanism (7) through the second translation mechanism (3).

[0012] Furthermore, the first translation mechanism (2) comprises a first fixed plate (201) fixedly arranged on the workbench (1), a first motor (202) being arranged on the first fixed plate (201), a first screw rod (203) being connected to a driving end of the first motor (202), a first driving block (204) being arranged on the first screw rod (203), a first connecting plate (205) being arranged on the first driving block (204), two ends of the first connecting plate (205) being respectively connected to a first cylinder (206) and a second cylinder (207), a driving end of the first cylinder (206) being connected to a first adsorption head (2061), and a driving end of the second cylinder (207) being connected to a second adsorption head (2071).

[0013] Furthermore, the first feeding rotary mechanism (4) includes a second fixed plate (401) and a third fixed plate (405) fixed to the lower part of the workbench (1), the side of the second fixed plate (401) is connected to the third cylinder (402) through a connecting plate, the driving rod of the third cylinder (402) passes through the second fixed plate (401) and a push plate (404) is provided on the top of the second fixed plate (401); a rotating motor (406) is provided at the lower part of the third fixed plate (405), the rotating head (407) of the rotating motor (406) is located at the upper part of the third fixed plate (405), and two feeding chambers (408) arranged opposite to each other are provided at the upper part of the rotating head (407); a square hole is provided at the bottom of the feeding chamber (408), and the push plate (404) can be located directly below the square hole.

[0014] Furthermore, the material moving mechanism (10) includes a fourth fixed plate (1001) fixed to the workbench (1), a second motor (1002) is provided on the fourth fixed plate (1001), a driving end of the second motor (1002) is connected to a second screw rod (1003), a second driving block (1004) is provided on the second screw rod (1003), a second connecting plate (1005) is provided on the second driving block (1004), a mounting plate (1006) is connected to the left and right ends of the second connecting plate (1005), a fourth cylinder (1007) and a fixing block (1008) are provided on the fixing plate (1006), and the driving end of the fourth cylinder (1007) passes through the fixing block (1008) and is connected to the mold plate (1009) located above it.

[0015] Furthermore, the pressing mechanism (11) includes a fifth fixed plate (1101) fixed to the workbench (1) and located on the opposite side of the fourth fixed plate (1001), the fifth fixed plate (1101) is slidably connected to a movable plate (1102) via a guide column, a sixth fixed plate (1103) is provided on the upper part of the guide column, a first pressing cylinder (1104) is provided on the sixth fixed plate (1103), and a driving end of the first pressing cylinder (1104) is connected to the movable plate (1102).

[0016] Furthermore, the stamping mechanism (13) is located at the lower part of the movable plate (1102), including a stamping upper plate (1302) connected to the movable plate (1102), the stamping upper plate (1302) is connected to the stamping lower plate (1301) through a sliding column, and a fixed stamping plate (1303) is also provided between the stamping lower plate (1301) and the stamping upper plate (1302), the fixed stamping plate (1303) is connected to the stamping upper plate (1302) through a sliding column, and a stamping plate (1304) is also provided at the lower part of the stamping upper plate (1302), the stamping plate (1304) is located in the sliding groove of the stamping upper plate (1302), and the stamping opening (1305) of the stamping plate (1304) is correspondingly provided at the lower part of the stamping lower plate (1301).

[0017] Furthermore, the welding mechanism (12) includes a welding lower fixed plate (1201) arranged on the sixth fixed plate (1103), the welding lower fixed plate (1201) is connected to the welding upper fixed plate (1202) through a connecting guide column (1203), a lower pressure plate (1205) and a welding head fixed plate (1204) are slidably connected to the connecting guide column (1203), the lower pressure plate (1205) and the welding head fixed plate (1204) are connected through a connecting column (1206), a second downward pressure cylinder (1208) is arranged on the upper part of the welding upper fixed plate (1202), a driving end of the second downward pressure cylinder (1208) is connected to the lower pressure plate (1205), and a welding head (1207) is arranged on the welding head fixed plate (1204).

[0018] Furthermore, the stamping plate (1304) is provided with a through hole for the welding head (1207) to be pressed into.

[0019] By means of the above solution, the present invention has at least the following advantages:

[0020] (1) This device can realize synchronous loading and unloading on both sides through the coordinated auxiliary operation of various mechanisms, thus achieving efficient welding operation;

[0021] (2) The feeding rotary mechanism of this device can realize the feeding of two feeding chambers through the action of the rotating head and the push plate;

[0022] (3) This device drives the stamping mechanism and the welding structure to move downward through the downward pressure mechanism, thereby realizing the stamping and welding operations on the mesh belt.

[0023] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate a certain embodiment of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0025] Figure 1 It is a structural schematic diagram of the present invention;

[0026] Figure 2 is a top view of the present invention;

[0027] Figure 3 It is a structural schematic diagram of the first translation mechanism of the present invention;

[0028] Figure 4 It is a structural schematic diagram of the first feeding rotary mechanism of the present invention;

[0029] Figure 5 It is a schematic diagram of a part of the structure of the present invention;

[0030] Figure 6 It is a structural schematic diagram of the material transfer mechanism of the present invention;

[0031] Figure 7 It is a structural schematic diagram of the pressing mechanism of the present invention;

[0032] Figure 8 It is a structural schematic diagram of the punching mechanism of the present invention;

[0033] Figure 9 It is a structural schematic diagram of the welding mechanism of the present invention;

[0034] In the picture:

[0035] 1- Workbench;

[0036] 2-first translation mechanism; 201-first fixed plate; 202-first motor; 203-first screw rod; 204-first drive block; 205-first connecting plate; 206-first cylinder; 2061-first adsorption head; 207-second cylinder; 2071-second adsorption head;

[0037] 3- Second translation mechanism;

[0038] 4-first feeding rotary mechanism; 401-second fixed plate; 402-third cylinder; 403-driving rod; 404-push plate; 405-third fixed plate; 406-rotating motor; 407-rotating head; 408-feeding chamber;

[0039] 5- Second feeding rotary mechanism;

[0040] 6- first material receiving mechanism;

[0041] 7- second material receiving mechanism;

[0042] 8-Reeling and unloading mechanism;

[0043] 9-Mesh belt feeding mechanism

[0044] 10- Material moving mechanism; 1001- Fourth fixed plate; 1002- Second motor; 1003- Second screw rod; 1004- Second driving block; 1005- Second connecting plate; 1006- Mounting plate; 1007- Fourth cylinder; 1008- Fixed block; 1009- Mold plate;

[0045] 11-pressing mechanism; 1101-fifth fixed plate; 1102-moving plate; 1103-sixth fixed plate; 1104-first pressing cylinder;

[0046] 12-welding mechanism; 1201-welding lower fixing plate; 1202-welding upper fixing plate; 1203-connecting guide pillar; 1204-welding head fixing plate; 1205-lower pressure plate; 1206-connecting pillar; 1207-welding head; 1208-second downward pressure cylinder;

[0047] 13-stamping mechanism; 1301-stamping lower plate; 1302-stamping upper plate; 1303-fixed stamping plate; 1304-stamping plate; 1305-stamping port. DETAILED DESCRIPTION

[0048] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention but are not intended to limit the scope of the present invention.

[0049] See also Figures 1-9 A mesh dotting machine according to a preferred embodiment of the present invention includes a workbench 1, a first translation mechanism 2, a second translation mechanism 3, a first feeding and rotating mechanism 4, a second feeding and rotating mechanism 5, a first receiving mechanism 6, a second receiving mechanism 7, a winding and unloading mechanism 8, a mesh belt feeding mechanism 9, a material moving mechanism 10, a pressing mechanism 11, a welding mechanism 12, and a punching mechanism 13.

[0050] Among them, the pressing mechanism 11 is set to the middle position of the workbench 1, and the first translation mechanism 2 and the second translation mechanism 3 are symmetrically set to the left and right sides of the pressing mechanism 11. The first translation mechanism 2 and the second translation mechanism 3 have the same structure, and both play the same role and work at intervals in the entire device.

[0051] The first feeding rotary mechanism 4 and the first receiving mechanism 6 are arranged on the inner sides of both ends of the first translation mechanism 2. The VC heat sink is placed in the first feeding rotary mechanism 4, and the finished material after welding is placed in the first receiving mechanism 6.

[0052] The second feeding rotary mechanism 5 and the second receiving mechanism 7 are arranged on the inner sides of both ends of the second translation mechanism 3 . The VC heat sink is placed in the second feeding rotary mechanism 5 , and the finished welded material is placed in the second receiving mechanism 7 .

[0053] The winding and unloading mechanism 8 and the mesh belt loading mechanism 9 are arranged on the front and rear sides of the pressing mechanism 11, and the mesh belt material is connected between the winding and unloading mechanism 8 and the mesh belt loading mechanism 9. The winding and unloading mechanism 8 drives the material roll to rotate by the motor for winding, and the mesh belt loading mechanism 9 drives the material roll to rotate by the motor for unwinding.

[0054] The material moving mechanism 10 is arranged at the lower part of the pressing mechanism 11, the welding mechanism 12 is arranged at the top of the pressing mechanism 11, and the punching mechanism 13 is arranged in the middle of the pressing mechanism 11. The material moving mechanism 10 can move materials to the first translation mechanism 2 or the second translation mechanism 3 respectively.

[0055] The first translation mechanism 2 includes a first fixed plate 201 fixed to the workbench 1, a first motor 202 is provided on the first fixed plate 201, a first screw 203 is connected to the driving end of the first motor 202, a first drive block 204 is provided on the first drive block 204, a first connecting plate 205 is provided on the first drive block 204, a first cylinder 206 and a second cylinder 207 are connected to the two ends of the first connecting plate 205, a first adsorption head 2061 is connected to the driving end of the first cylinder 206, and a second adsorption head 2071 is connected to the driving end of the second cylinder 207. The first cylinder 206 is used to adsorb the VC heat sink in the first feeding rotary mechanism 4 and move it to the top of the material moving mechanism 10, and is moved away by the material moving mechanism 10. The second cylinder 207 is used to adsorb the finished material moved by the material moving mechanism 10 and place it into the first material receiving mechanism 6.

[0056] The first loading rotary mechanism 4 includes a second fixed plate 401 and a third fixed plate 405 fixed to the lower portion of the workbench 1. The side of the second fixed plate 401 is connected to the third cylinder 402 via a connecting plate. The drive rod of the third cylinder 402 extends through the second fixed plate 401 and is provided with a push plate 404 on its top. A rotary motor 406 is provided at the lower portion of the third fixed plate 405. The rotary head 407 of the rotary motor 406 is located above the third fixed plate 405. Two oppositely positioned loading chambers 408 are provided above the rotary head 407. The bottom of the loading chamber 408 is provided with a square hole, and the push plate 404 can be positioned directly below the square hole. The rotary motor 406 can rotate the two loading chambers 408 and position them directly above the push plate 404. The third cylinder 402 can drive the push plate to push the VC heat sink in the loading chamber, so that the VC heat sink reaches the adsorption height of the first adsorption head 2061.

[0057] The material shifting mechanism 10 includes a fourth fixed plate 1001 fixed to the workbench 1, a second motor 1002 is provided on the fourth fixed plate 1001, a second screw rod 1003 is connected to the driving end of the second motor 1002, a second drive block 1004 is provided on the second screw rod 1003, a second connecting plate 1005 is provided on the second drive block 1004, a mounting plate 1006 is connected to the left and right ends of the second connecting plate 1005, a fourth cylinder 1007 and a fixed block 1008 are provided on the mounting plate 1006, the driving end of the fourth cylinder 1007 passes through the fixed block 1008 and is connected to the mold plate 1009 located above it. In the material shifting mechanism 10, the second screw rod 1003 is driven to move one of the mold plates 1009 below the feed of the first translation mechanism 2, and the other mold plate 1009 is moved below the feed of the second translation mechanism 3. The second screw rod 1003 also drives the mold plate 1009 to move to the bottom of the punching mechanism 13 and raises the mold plate 1009 to a suitable height through the fourth cylinder 1007.

[0058] The pressing mechanism 11 includes a fifth fixed plate 1101 fixed to the workbench 1 and located on the opposite side of the fourth fixed plate 1001. A movable plate 1102 is slidably connected to the fifth fixed plate 1101 via guide posts. A sixth fixed plate 1103 is disposed above the guide posts. A first pressing cylinder 1104 is disposed on the sixth fixed plate 1103. The driving end of the first pressing cylinder 1104 is connected to the movable plate 1102. The first pressing cylinder 1104 drives the movable plate 1102 downward.

[0059] The stamping mechanism 13 is located at the lower part of the movable plate 1102, and includes a stamping upper plate 1302 connected to the movable plate 1102. The stamping upper plate 1302 is connected to the stamping lower plate 1301 through a sliding column. A fixed stamping plate 1303 is also arranged between the stamping lower plate 1301 and the stamping upper plate 1302. The fixed stamping plate 1303 is connected to the stamping upper plate 1302 through a sliding column. A stamping plate 1304 is also arranged at the lower part of the stamping upper plate 1302. The stamping plate 1304 is located in the sliding groove of the stamping upper plate 1302, and a stamping port 1305 of the stamping plate 1304 is correspondingly arranged at the lower part of the stamping lower plate 1301. During the specific operation, the downward movement of the movable plate 1102 drives the stamping mechanism 13 to move downward, the stamping lower plate 1301 presses the mesh belt onto the mold plate 1009, the stamping upper plate 1302 moves downward, the fixed stamping plate 1303 contacts the stamping lower plate 1301, and the stamping plate 1304 enters the stamping port 1305 and stamps the mesh belt.

[0060] The welding mechanism 12 includes a welding lower fixing plate 1201 mounted on the sixth fixing plate 1103. The welding lower fixing plate 1201 is connected to the welding upper fixing plate 1202 via a connecting guide post 1203. A lower pressing plate 1205 and a welding head fixing plate 1204 are slidably connected to the connecting guide post 1203. The lower pressing plate 1205 and the welding head fixing plate 1204 are connected via a connecting post 1206. A second downward pressing cylinder 1208 is mounted on the upper portion of the welding upper fixing plate 1202. The driving end of the second downward pressing cylinder 1208 is connected to the lower pressing plate 1205. A welding head 1207 is mounted on the welding head fixing plate 1204. After the welding mechanism 12 completes the stamping at the front, the second downward pressing cylinder 1208 drives the welding head 1207 to move downward to weld the mesh belt and the VC heat sink.

[0061] The stamping plate 1304 is provided with a through hole for the welding head 1207 to be pressed into, and the welding head 1207 is welded below the through hole.

[0062] The working principle of the present invention is as follows:

[0063] The first translation mechanism 2 moves the VC heat sink placed in the first feeding rotary mechanism 4 or the second translation mechanism 3 moves the VC heat sink placed in the second feeding rotary mechanism 5 to the material moving mechanism 10 (specifically, interval movement), and the material moving mechanism 10 is used to move the VC heat sink to the lower part of the pressing mechanism 11 and lift it up; the mesh plate connected between the winding and unloading mechanism 8 and the mesh belt feeding mechanism 9 is located between the material moving mechanism 10 and the stamping mechanism 13; the pressing mechanism 11 drives the stamping mechanism 13 to stamp the mesh plate and then adhere it to the VC heat sink, and the welding mechanism 12 is used to weld the mesh plate and the VC heat sink; the material moving mechanism 10 is used to move the welded mesh plate and VC heat sink through the first translation mechanism 2 to the first receiving mechanism 6 or through the second translation mechanism 3 to the second receiving mechanism 7 (corresponding to the interval movement in the previous step).

[0064] This device has the following advantages:

[0065] (1) This device can realize synchronous loading and unloading on both sides through the coordinated auxiliary operation of various mechanisms, thus achieving efficient welding operation;

[0066] (2) The feeding rotary mechanism of this device can realize the feeding of two feeding chambers through the action of the rotating head and the push plate;

[0067] (3) This device drives the stamping mechanism and the welding structure to move downward through the downward pressure mechanism, thereby realizing the stamping and welding operations on the mesh belt.

[0068] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A dot screen machine, characterized in that: The invention comprises a workbench (1), a first translation mechanism (2), a second translation mechanism (3), a first feeding and rotating mechanism (4), a second feeding and rotating mechanism (5), a first receiving mechanism (6), a second receiving mechanism (7), a winding and unloading mechanism (8), a mesh belt feeding mechanism (9), a material shifting mechanism (10), a pressing mechanism (11), a welding mechanism (12), and a punching mechanism (13) arranged on the workbench (1); The pressing mechanism (11) is arranged at the middle position of the workbench (1), and the first translation mechanism (2) and the second translation mechanism (3) are symmetrically arranged on the left and right sides of the pressing mechanism (11); The first feeding rotary mechanism (4) and the first receiving mechanism (6) are arranged on the inner sides of both ends of the first translation mechanism (2); The second feeding rotary mechanism (5) and the second receiving mechanism (7) are arranged on the inner sides of both ends of the second translation mechanism (3); The winding and unloading mechanism (8) and the mesh belt feeding mechanism (9) are arranged on the front and rear sides of the pressing mechanism (11); The material moving mechanism (10) is arranged at the lower part of the pressing mechanism (11), the welding mechanism (12) is arranged at the top of the pressing mechanism (11), and the punching mechanism (13) is arranged at the middle part of the pressing mechanism (11); The first translation mechanism (2) moves the VC heat sink placed in the first feeding and rotating mechanism (4) or the second translation mechanism (3) moves the VC heat sink placed in the second feeding and rotating mechanism (5) to the material moving mechanism (10), and the material moving mechanism (10) is used to move the VC heat sink to the lower part of the pressing mechanism (11) and lift it up; the mesh plate connected between the winding and unloading mechanism (8) and the mesh belt feeding mechanism (9) is located between the material moving mechanism (10) and the punching mechanism (13); the pressing mechanism (11) drives the punching mechanism (13) to punch the mesh plate and then attach it to the VC heat sink, and the welding mechanism (12) is used to weld the mesh plate and the VC heat sink; the material moving mechanism (10) is used to move the welded mesh plate and VC heat sink to the first receiving mechanism (6) through the first translation mechanism (2) or to the second receiving mechanism (7) through the second translation mechanism (3).

2. A dot screen machine according to claim 1, characterized in that: The first translation mechanism (2) comprises a first fixed plate (201) fixedly arranged on the workbench (1); a first motor (202) is arranged on the first fixed plate (201); a driving end of the first motor (202) is connected to a first screw rod (203); a first driving block (204) is arranged on the first screw rod (203); a first connecting plate (205) is arranged on the first driving block (204); two ends of the first connecting plate (205) are respectively connected to a first cylinder (206) and a second cylinder (207); a driving end of the first cylinder (206) is connected to a first adsorption head (2061); and a driving end of the second cylinder (207) is connected to a second adsorption head (2071).

3. The dot screen machine according to claim 1, characterized in that: The first feeding rotary mechanism (4) comprises a second fixed plate (401) and a third fixed plate (405) fixed to the lower part of the workbench (1); the side of the second fixed plate (401) is connected to the third cylinder (402) through a connecting plate; the driving rod of the third cylinder (402) passes through the second fixed plate (401) and a push plate (404) is provided on the top of the second fixed plate (401); a rotating motor (406) is provided at the lower part of the third fixed plate (405); a rotating head (407) of the rotating motor (406) is located at the upper part of the third fixed plate (405); two feeding chambers (408) arranged opposite to each other are provided at the upper part of the rotating head (407); a square hole is provided at the bottom of the feeding chamber (408), and the push plate (404) can be located directly below the square hole.

4. The dot screen machine according to claim 1, characterized in that: The material moving mechanism (10) comprises a fourth fixed plate (1001) fixed to the workbench (1), a second motor (1002) being provided on the fourth fixed plate (1001), a second screw rod (1003) being connected to a driving end of the second motor (1002), a second driving block (1004) being provided on the second screw rod (1003), a second connecting plate (1005) being provided on the second driving block (1004), a mounting plate (1006) being connected to the left and right ends of the second connecting plate (1005), a fourth cylinder (1007) and a fixing block (1008) being provided on the fixing plate (1006), and a driving end of the fourth cylinder (1007) passing through the fixing block (1008) and being connected to a mold plate (1009) located above the fixing block.

5. The dot screen machine according to claim 4, characterized in that: The pressing mechanism (11) includes a fifth fixed plate (1101) fixed to the workbench (1) and located on the opposite side of the fourth fixed plate (1001), a movable plate (1102) is slidably connected to the fifth fixed plate (1101) via a guide column, a sixth fixed plate (1103) is provided on the upper part of the guide column, a first pressing cylinder (1104) is provided on the sixth fixed plate (1103), and a driving end of the first pressing cylinder (1104) is connected to the movable plate (1102).

6. The dot screen machine according to claim 5, characterized in that: The stamping mechanism (13) is located at the lower part of the movable plate (1102), and includes a stamping upper plate (1302) connected to the movable plate (1102); the stamping upper plate (1302) is connected to the stamping lower plate (1301) via a sliding column; a fixed stamping plate (1303) is further provided between the stamping lower plate (1301) and the stamping upper plate (1302); the fixed stamping plate (1303) is connected to the stamping upper plate (1302) via a sliding column; a stamping plate (1304) is further provided at the lower part of the stamping upper plate (1302); the stamping plate (1304) is located in a sliding groove of the stamping upper plate (1302); and a stamping opening (1305) of the stamping plate (1304) is correspondingly provided at the lower part of the stamping lower plate (1301).

7. The dot screen machine according to claim 6, characterized in that: The welding mechanism (12) includes a welding lower fixed plate (1201) arranged on the sixth fixed plate (1103), the welding lower fixed plate (1201) is connected to the welding upper fixed plate (1202) through a connecting guide column (1203), a lower pressure plate (1205) and a welding head fixed plate (1204) are slidably connected to the connecting guide column (1203), the lower pressure plate (1205) and the welding head fixed plate (1204) are connected through a connecting column (1206), a second downward pressure cylinder (1208) is arranged on the upper part of the welding upper fixed plate (1202), a driving end of the second downward pressure cylinder (1208) is connected to the lower pressure plate (1205), and a welding head (1207) is arranged on the welding head fixed plate (1204).

8. The dot screen machine according to claim 7, characterized in that: The stamping plate (1304) is provided with a through hole for the welding head (1207) to be pressed into.

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