High-precision positioning mechanism for bridge rectifier production

Abstract

The utility model discloses a high-precision positioning mechanism for bridge rectifier production, which relates to the technical field of bridge rectifier production, and comprises a base, a vertical frame is arranged on one side of the base, a multi-position welding mechanism is arranged on the vertical frame, a loading and unloading mechanism is arranged on the base, the loading and unloading mechanism comprises a rotating ring seat, and the rotating ring seat is arranged on the base. A fixing seat is arranged on the inner side of the rotating ring seat, a driven gear ring is fixedly connected to the bottom of the rotating ring seat, and a driving gear is arranged on one side of the driven gear ring. According to the high-precision positioning mechanism for bridge rectifier production, a plurality of fixed welding bases are switched through a first motor, so that one fixed welding base is in a welding operation state, then a sliding welding base is pushed out of the fixed welding base through an air cylinder, then a clamping knob is rotated to relieve constraint on a bridge rectifier, a pressing block is pressed to drive a jacking block to move upwards, and the bridge rectifier is jacked out; and the bridge rectifier is replaced by utilizing the welding time, so that the downtime is effectively shortened, and the production efficiency can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge pile production, in particular to a high-precision positioning mechanism for bridge pile production. Background Art

[0002] The rectifier bridge stack product is composed of four rectifier silicon chips connected in a bridge type and encapsulated with insulating plastic. The high-power rectifier bridge is encapsulated with a zinc metal shell outside the insulating layer to enhance heat dissipation. During its production, a welding gun is required to cooperate with a positioning mechanism for welding. In the prior art, after the bridge stack welding is completed, it is necessary to stop the machine for unloading and loading. Loading and unloading results in a long downtime, which makes the production efficiency less than ideal.

[0003] For example, patent publication number CN114273839B is specifically a high-precision positioning mechanism for bridge pile production, including a support table, one side of the top of the support table is fixedly connected to the bottom end of the support column by a plurality of hexagon socket bolts, the top of the support column is fixedly connected to the bottom end of the drive box, a drive cavity is opened inside the drive box, and the connecting bearings embedded at the bottom of both sides of the inner wall of the drive cavity are respectively interlaced and connected with the two sides of the outer wall of the connecting screw sleeve. The invention is connected to the movable plate by a connecting seat connected by a screw rod, and the electric telescopic rod installed on the movable plate is connected to the lifting frame. The adjusting stud connected to the lifting frame is connected to the first fixing piece, and the first fixing piece is connected to the second fixing piece by a fixing bolt, which can be used to fix the welding gun of the welding machine, and the mounting sleeve connected to the adjusting stud is connected to the laser positioning light, which can locate the welding position of the bridge pile, so that the positioning mechanism can be positioned more accurately, improve the accuracy of bridge pile welding, ensure better quality of bridge pile, and make personnel operation more convenient. However, after the welding of this bridge pile is completed, it is necessary to stop the machine for unloading and loading, and the loading and unloading makes the downtime longer, which makes the production efficiency less than ideal. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a high-precision positioning mechanism for bridge pile production, which solves the problem that after the bridge pile welding is completed, the machine needs to be shut down for unloading and loading, and loading and unloading causes a long downtime, resulting in less than ideal production efficiency.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a high-precision positioning mechanism for bridge pile production, comprising a base, a stand is provided on one side of the base, a multi-position welding mechanism is provided on the stand, and a loading and unloading mechanism is provided on the base;

[0006] The cam is provided with a toothed wheel, and the toothed wheel is provided with a toothed wheel which is fixed to the top of the cam and the toothed wheel is provided with a toothed wheel which is fixed to the top of the cam.

[0007] Preferably, the fixing seat is fixedly mounted on the base, and the rotating ring seat and the driven gear ring are rotatably connected to the base.

[0008] Preferably, the driving gear is meshed with the driven gear ring, and the output shaft of the first motor is transmission-connected to the rotating ring seat via the driving gear and the driven gear ring.

[0009] Preferably, one end of the sliding welding seat is intersected with the fixed welding seat, and the end of the pressure rod is intersected with the fixed welding seat and fixedly connected with the sliding welding seat.

[0010] Preferably, the connecting rod and the sliding welding seat are arranged to penetrate each other, and the second spring is arranged between the pressing block and the bottom surface of the sliding welding seat.

[0011] Preferably, the clamping plate is slidably connected to the inner wall of the sliding welding seat.

[0012] Preferably, the multi-position welding mechanism comprises a first electric slide rail, a second electric slide rail is mounted on the first electric slide rail, an electric push rod is mounted on the second electric slide rail, and a welding gun is mounted on the end of the output shaft of the electric push rod.

[0013] Preferably, the first electric slide rail and the second electric slide rail are perpendicular to each other, and second motors are installed on the first electric slide rail and the second electric slide rail, and the first motor and the second motor are both configured as servo motors. Beneficial Effects

[0014] The utility model provides a high-precision positioning mechanism for bridge pile production. Compared with the prior art, it has the following beneficial effects:

[0015] 1. The high-precision positioning mechanism for bridge pile production switches multiple fixed welding seats through the first motor, so that a fixed welding seat is in a welding operation state, and then the cylinder pushes the sliding welding seat out of the fixed welding seat, and then turns the clamping knob to release the constraint on the bridge pile, and then presses the pressing block to drive the top block to move up and push out the bridge pile, and uses the welding time to replace the bridge pile, effectively shortening the downtime, thereby effectively improving production efficiency.

[0016] 2. The high-precision positioning mechanism for bridge pile production adjusts the position of the welding gun horizontally and vertically through the first electric slide rail and the second electric slide rail, so that welding can be performed at different positions of the bridge pile, effectively improving the welding accuracy and effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the structure of the loading and unloading mechanism of the utility model.

[0019] Figure 3 It is a schematic diagram of the fixed welding seat and the sliding welding seat structure of the utility model.

[0020] Figure 4 It is a schematic diagram of the structure of the multi-position welding mechanism of the utility model.

[0021] In the figure: 1. base; 2. loading and unloading mechanism; 201. rotating ring seat; 202. driven gear ring; 203. fixed seat; 204. driving gear; 205. first motor; 206. cylinder; 207. push rod; 208. fixed welding seat; 209. sliding welding seat; 210. pressure rod; 211. first spring; 212. top block; 213. connecting rod; 214. pressing block; 215. clamping plate; 216. clamping screw; 217. clamping knob; 3. stand; 4. multi-position welding mechanism; 401. first electric slide rail; 402. second electric slide rail; 403. second motor; 404. electric push rod; 405. welding gun. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-3The utility model provides a technical solution: a high-precision positioning mechanism for bridge pile production, including a base 1, a stand 3 is provided on one side of the base 1, a multi-position welding mechanism 4 is provided on the stand 3, and a loading and unloading mechanism 2 is provided on the base 1. The multi-position welding mechanism 4 can be used to perform multi-position welding on the bridge pile on the loading and unloading mechanism 2, thereby improving welding accuracy and welding effect, and the loading and unloading mechanism 2 can utilize welding time to perform loading and unloading operations on the bridge pile, effectively shortening the downtime, thereby effectively improving production efficiency.

[0024] The loading and unloading mechanism 2 includes a rotating ring seat 201, a fixed seat 203 is provided inside the rotating ring seat 201, a driven gear ring 202 is fixedly connected to the bottom of the rotating ring seat 201, the fixed seat 203 is fixedly installed on the base 1, and the rotating ring seat 201 and the driven gear ring 202 are rotatably connected to the base 1, so that the rotating ring seat 201 can rotate, a driving gear 204 is provided on one side of the driven gear ring 202, and a first motor 205 is fixedly connected to the end of the driving gear 204, and the driving gear 204 is meshed with the driven gear ring 202. The output shaft of the first motor 205 is connected to the rotating ring seat 201 through the driving gear 204 and the driven gear ring 202, so that the first motor 205 can drive the rotating ring seat 201 to rotate, which is convenient for multiple fixed The welding seat 208 is switched, and a cylinder 206 is fixedly connected to the top of the fixed seat 203, and a push rod 207 is fixedly connected to the end of the output shaft of the cylinder 206, so that the cylinder 206 can drive the push rod 207 to move, and push the sliding welding seat 209 out of the fixed welding seat 208. A plurality of fixed welding seats 208 are fixedly connected to the top of the rotating ring seat 201, and each fixed welding seat 208 is slidably connected to a sliding welding seat 209, and a pressure rod 210 is fixedly connected to the end of the sliding welding seat 209. One end of the sliding welding seat 209 is penetrated by the fixed welding seat 208, and the end of the pressure rod 210 is penetrated by the fixed welding seat 208 and fixedly connected to the sliding welding seat 209, so that the pressure rod 210 can be pressed to drive the sliding welding seat 209 to move, and push the sliding welding seat 209 out of the fixed welding seat 208. The welding seat 209 is pushed out, and a first spring 211 is provided on the pressure rod 210, so that the pressure rod 210 and the sliding welding seat 209 can be reset. A top block 212 is provided on the sliding welding seat 209, and a connecting rod 213 is fixedly connected to the bottom of the top block 212. A pressing block 214 is fixedly connected to the bottom of the connecting rod 213. The top block 212 can be driven to move up by pressing the pressing block 214 to lift the bridge pile for easy unloading. The connecting rod 213 and the sliding welding seat 209 are arranged through, and a second spring is provided on the connecting rod 213, and the second spring is arranged between the pressing block 214 and the bottom surface of the sliding welding seat 209, so that the top block 212 and the pressing block 214 can be reset. The sliding welding seat 209 is internally rotatably connected with two clamping screws 216, and the two The clamping screws 216 are connected by transmission, and a clamping knob 217 is fixedly connected to the end of a clamping screw 216. The two clamping screws 216 are threadedly connected with clamping plates 215, and the clamping plates 215 are slidably connected to the inner wall of the sliding welding seat 209, so that the clamping knob 217 can drive the two clamping screws 216 to rotate at the same time, and the rotation of the clamping screw 216 drives the clamping plate 215 to move. The driving gear 204 can be driven to rotate by the first motor 205, and the driving gear 204 drives the driven gear ring 202 to rotate, and the driven gear ring 202 drives the rotating ring seat 201 to rotate, and multiple fixed welding seats 208 are switched, so that one fixed welding seat 208 is in a welding operation state, and then the cylinder 206 drives the push rod 207 to move.The push rod 207 moves to push the pressure rod 210 on the idle fixed welding seat 208 to move, and the pressure rod 210 moves to drive the sliding welding seat 209 to move, and the sliding welding seat 209 is pushed out from the fixed welding seat 208, and then the clamping knob 217 is turned to drive the clamping plate 215 to move, and then the pressing block 214 is pressed to drive the top block 212 to move up and push out the bridge pile, and the bridge pile can be replaced during welding time, which effectively shortens the downtime and can effectively improve production efficiency.

[0025] See also Figure 1 and Figure 4 The multi-position welding mechanism 4 includes a first electric slide rail 401, a second electric slide rail 402 is installed on the first electric slide rail 401, an electric push rod 404 is installed on the second electric slide rail 402, a welding gun 405 is installed on the output shaft end of the electric push rod 404, and the welding gun 405 can be driven to rise and fall by the electric push rod 404. The first electric slide rail 401 and the second electric slide rail 402 are perpendicular to each other, and the first electric slide rail 401 and the second electric slide rail 402 are both installed with a second motor 403. The first motor 205 and the second motor 403 are both configured as servo motors, which can effectively improve the accuracy. The position of the welding gun 405 can be adjusted horizontally and vertically through the first electric slide rail 401 and the second electric slide rail 402, so that welding can be performed on different positions of the bridge pile, effectively improving the welding accuracy and effect.

[0026] During operation, the first motor 205 drives the active gear 204 to rotate, the active gear 204 rotates to drive the driven gear ring 202 to rotate, the driven gear ring 202 rotates to drive the rotating ring seat 201 to rotate, and multiple fixed welding seats 208 are switched, so that a fixed welding seat 208 is in a welding operation state, and then the cylinder 206 drives the push rod 207 to move, the push rod 207 moves to push the pressure rod 210 on the idle fixed welding seat 208 to move, the pressure rod 210 moves to drive the sliding welding seat 209 to move, and the sliding welding seat 209 is pushed out of the fixed welding seat 208, and then the clamping knob 217 is rotated to drive the clamping plate 215 to move, release the constraint on the bridge pile, and then press the pressing block 214 to drive the ejecting block 212 to move up, eject the bridge pile, and use the welding time to replace the bridge pile, effectively shortening the downtime, thereby effectively improving production efficiency.

[0027] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A high-precision positioning mechanism for bridge pile production, comprising a base (1), characterized in that: A stand (3) is provided on one side of the base (1), a multi-position welding mechanism (4) is provided on the stand (3), and a loading and unloading mechanism (2) is provided on the base (1); The loading and unloading mechanism (2) comprises a rotating ring seat (201), a fixed seat (203) is provided inside the rotating ring seat (201), a driven gear ring (202) is fixedly connected to the bottom of the rotating ring seat (201), a driving gear (204) is provided on one side of the driven gear ring (202), a first motor (205) is fixedly connected to the end of the driving gear (204), a cylinder (206) is fixedly connected to the top of the fixed seat (203), a push rod (207) is fixedly connected to the end of the output shaft of the cylinder (206), a plurality of fixed welding seats (208) are fixedly connected to the top of the rotating ring seat (201), each of the fixed welding seats (208) is slidably connected to a sliding welding seat (209), and the sliding A compression rod (210) is fixedly connected to the end of the welding seat (209), and a first spring (211) is provided on the compression rod (210). A top block (212) is provided on the sliding welding seat (209), and a connecting rod (213) is fixedly connected to the bottom of the top block (212). A pressing block (214) is fixedly connected to the bottom of the connecting rod (213), and a second spring is provided on the connecting rod (213). Two clamping screws (216) are rotatably connected inside the sliding welding seat (209), and the two clamping screws (216) are transmission-connected to each other. A clamping knob (217) is fixedly connected to the end of one of the clamping screws (216), and clamping plates (215) are threadedly connected to the two clamping screws (216).

2. A high-precision positioning mechanism for bridge pile production according to claim 1, characterized in that: The fixed seat (203) is fixedly mounted on the base (1), and the rotating ring seat (201) and the driven gear ring (202) are rotatably connected to the base (1).

3. The high-precision positioning mechanism for bridge pile production according to claim 1 is characterized in that: The driving gear (204) is meshed with the driven gear ring (202), and the output shaft of the first motor (205) is transmission-connected to the rotating ring seat (201) via the driving gear (204) and the driven gear ring (202).

4. The high-precision positioning mechanism for bridge pile production according to claim 1 is characterized in that: One end of the sliding welding seat (209) is intersected with the fixed welding seat (208), and the end of the pressure rod (210) is intersected with the fixed welding seat (208) and fixedly connected to the sliding welding seat (209).

5. The high-precision positioning mechanism for bridge pile production according to claim 1 is characterized in that: The connecting rod (213) and the sliding welding seat (209) are intersected, and the second spring is arranged between the pressing block (214) and the bottom surface of the sliding welding seat (209).

6. The high-precision positioning mechanism for bridge pile production according to claim 1 is characterized in that: The clamping plate (215) is slidably connected to the inner wall of the sliding welding seat (209).

7. The high-precision positioning mechanism for bridge pile production according to claim 1 is characterized in that: The multi-position welding mechanism (4) comprises a first electric slide rail (401), a second electric slide rail (402) is mounted on the first electric slide rail (401), an electric push rod (404) is mounted on the second electric slide rail (402), and a welding gun (405) is mounted on the end of the output shaft of the electric push rod (404).

8. The high-precision positioning mechanism for bridge pile production according to claim 7 is characterized in that: The first electric slide rail (401) and the second electric slide rail (402) are perpendicular to each other, and a second motor (403) is installed on both the first electric slide rail (401) and the second electric slide rail (402), and the first motor (205) and the second motor (403) are both configured as servo motors.

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