Cross line exchanging mechanism and line exchanging method thereof
Technical Field
The invention relates to the field of production equipment of power lines of Christmas lamps, in particular to a cross line changing mechanism and a line changing method thereof.
Background
In the prior art, when the power line of the Christmas lamp is processed, as shown in fig. 1, the end of the power line is a plug, the end of the power line is a socket, the plug and the socket are connected through two power lines A and B, the two power lines A and B are provided with a plurality of joints of the Christmas lamp, and when in processing, as shown in fig. 2 to 4, one power line A is clamped on two parallel clamps C of a conveying chain, the other power line B is clamped on the other two clamps C of the conveying chain, the first power line A and the second power line B are arranged side by side, and in order to facilitate the subsequent processing, the positions of the end of the first power line A and the end of the second power line B are mutually exchanged, so that the socket is convenient to install on the subsequent first power line A and the second power line B, and therefore, according to the procedure, equipment capable of exchanging the power lines is required to be designed urgently.
Disclosure of Invention
The invention aims to provide a cross line changing mechanism capable of realizing automatic cross line changing.
In order to achieve the above object, the present invention provides the following technical solutions:
The utility model provides a cross trades line mechanism, is including carrying the line feeding device of power cord and carrying out the line replacement device that exchanges with the power cord on the line feeding device, line feeding device sets up the front end at line replacement device, line replacement device is including being used for holding the line replacement clamp of power cord, being used for driving the first drive arrangement that trades clamp power cord and being used for driving the second drive arrangement that trades clamp upset, trade the fastener and install the front end at first drive arrangement, second drive arrangement sets up one side at first drive arrangement.
Further, the wire replacing clamp comprises an upper clamping part, a lower clamping part and a mounting seat, wherein the upper clamping part and the lower clamping part are arranged vertically oppositely, the front ends of the upper clamping part and the lower clamping part are respectively provided with a clamp, the rear ends of the upper clamping part and the lower clamping part are respectively hinged in the mounting seat, a roller and a first spring are arranged in the mounting seat, the roller is respectively arranged at the rear ends of the upper clamping part and the lower clamping part through a cylinder, the first springs are respectively arranged at the left side and the right side of the rear ends of the upper clamping part and the lower clamping part, the upper ends of the first springs are hooked on the cylinder of the upper clamping part, the lower ends of the first springs are hooked on the cylinder of the lower clamping part, the upper clamping part and the lower clamping part are vertically opened under the action of the first springs, and the roller is downwards abutted together.
Further, the first driving device comprises a first air cylinder, a guide rail, a movable seat and a push rod, the movable seat is arranged on the guide rail, the first air cylinder is arranged behind the movable seat, the push rod is arranged on the front end face of the movable seat, the front end of the push rod is provided with a conical surface, the first air cylinder can drive the movable seat to move on the guide rail, so that the conical surface of the push rod is driven to be inserted between the rollers, and the upper clamping part and the lower clamping part are clamped up and down to clamp the power key.
Further, the second driving device comprises a rotating shaft, a gear, a rack and a second cylinder, the rotating shaft is rotatably arranged in the movable seat, the front end of the rotating shaft is connected with the wire changing clamp, the rear end of the rotating shaft extends out of the movable seat, the gear is arranged at the rear end of the rotating shaft, the rack is meshed with the gear and connected, the second cylinder can drive the rack to move up and down, so that the rotating shaft is driven to rotate, and the wire changing clamp is driven to do overturning motion by the rotating shaft.
Further, send traditional thread binding putting and send the third drive arrangement that the clamp opened and drive the wire clamp to send the fourth drive arrangement that the clamp sent the line including sending the clamp, fourth drive arrangement includes sprocket, chain and motor, the motor is rotatory conveying motion through sprocket drive chain, send the clamp to be provided with a plurality of respectively and install on the chain, third drive arrangement sets up in the below of sending the clamp.
Further, send line clamp includes chuck, splint and second spring, the chuck sets up in splint both sides respectively, and the front side of intermediate part all articulates on the chain, the rear side of the intermediate part of chuck is connected through the second spring, the second spring is taut in splint both sides with two chucks.
Further, a positioning column for positioning the power line is further arranged on the upper portion of the clamping plate, a groove for installing the positioning column is formed in the upper portion of the clamping head, and the positioning column penetrates through the clamping plate and then is installed on the groove.
Further, the third driving device comprises a third air cylinder and a pushing claw, a triangular pushing block is arranged on the pushing claw, inclined planes are arranged on the left side and the right side of the pushing block, and the third air cylinder can drive the pushing claw to drive the pushing block to be upwards inserted between two wire feeding clamps, so that adjacent clamping heads of the wire feeding clamps are driven to be opened.
A wire exchanging method of a cross wire exchanging mechanism is characterized in that: comprises the following steps
(1) Clamping the A line and the B line on the wire changing clamp at intervals continuously, wherein the parts of the A line and the B line on the wire changing clamp are in a cutting-off state;
(2) When the A line and the B line come onto the line changing device under the driving of the line changing clamp, the line changing device respectively exchanges one line of the A line on the line changing clamp with one line of the B line on the adjacent line changing clamp;
(3) After the wires are exchanged, the head and the tail of the A wire and the B wire can be connected, so that the head of the A wire and the head of the B wire are provided with the front plug, and the tail of the A wire and the tail of the B wire are provided with the rear plug.
The beneficial effects of the invention are as follows:
When the wire feeding device is in operation, the wire feeding device automatically conveys the power wire to the wire exchanging device, at the moment, the part of the power wire extending out of the wire feeding clamp is positioned on the wire exchanging clamp of the wire exchanging device, the wire exchanging clamp is driven by the first driving device to clamp the power wire, then the wire feeding clamp is opened by the third driving device of the wire feeding device, then the wire exchanging clamp is driven by the second driving device to turn over, so that the power wires respectively clamped on the two wire exchanging clamps are exchanged, the third driving device resets downwards after the wire exchanging, the wire feeding clamp clamps the power wire after the wire exchanging, and meanwhile, the first driving device resets backwards, the wire exchanging clamp is opened to release the power wire, and the steps are repeated, so that the automatic production of the power wire can be realized, and the production efficiency is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the power cord of the Christmas lamp of the present invention;
FIGS. 2 to 4 are process flow diagrams of the present invention for cross-line replacement of power lines;
FIG. 5 is a schematic perspective view of the present invention;
FIG. 6 is a schematic diagram of a wire changing device according to the present invention;
FIG. 7 is a schematic view of the structure of the upper and lower clamping portions of the replacement clip of the present invention;
FIG. 8 is a schematic view of the structure of the replacement clip of the present invention;
FIG. 9 is a schematic diagram of another view of the wire changing device of the present invention;
FIG. 10 is a schematic diagram of a second driving device of the wire changing device according to the present invention;
fig. 11 is a schematic structural view of a wire feeding device according to the present invention;
FIG. 12 is a schematic view of the structure of the present invention in a cut state on the replacement clip before replacing the A line with the B line;
FIG. 13 is a schematic diagram showing the structure of the present invention when the line is replaced with the line B;
FIG. 14 is a schematic diagram showing the structure of the front plugs installed on the front ends of the A line and the B line and the rear plugs installed on the rear ends of the A line and the B line after the A line and the B line are replaced respectively when the A line and the B line are replaced on the wire clamps;
FIG. 15 is a schematic view of an assembled structure after wire replacement, wherein the structure comprises a wire A and a wire B, the front ends of the wire A and the wire B are provided with front plugs, the tail parts of the wire A and the wire B are provided with rear plugs, the cutting part of the wire A is provided with a lamp cap for installing a bulb, and the cutting part of the wire B is provided with a lamp cap for installing the bulb;
fig. 16 is a schematic view of the structure of fig. 15 when expanded.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
As shown in fig. 1, a cross wire changing mechanism comprises a wire feeding device 2 for conveying a power wire and a wire changing device 1 for changing the power wire on the wire feeding device 2, wherein the wire feeding device 2 is arranged at the front end of the wire changing device 1, the wire changing device 1 comprises a wire changing clamp 11 for clamping the power wire, a first driving device 12 for driving the wire changing clamp 11 to clamp the power wire and a second driving device 13 for driving the wire changing clamp 11 to turn over, the wire changing clamp 11 is arranged at the front end of the first driving device 12, and the second driving device 13 is arranged at one side of the first driving device 12.
Further, as shown in fig. 6 to 8, the wire changing clamp includes an upper clamping part 111, a lower clamping part 112 and a mounting seat 113, the upper clamping part 111 and the lower clamping part 112 are arranged up and down oppositely, the front ends of the upper clamping part 111 and the lower clamping part 112 are respectively provided with a clamp, the clamp includes an upper clamp 1111 and a lower clamp 1121, the lower clamp 1121 is provided with a lower clamp tooth 1122, the upper clamp 1111 is provided with an upper clamp tooth 1112, the upper clamp tooth 1112 and the lower clamp tooth 1122 correspond to each other, two power wires can be clamped once, the rear ends of the upper clamping part 111 and the lower clamping part 112 are respectively hinged in the mounting seat 113, a roller 114 and a first spring 115 are arranged in the mounting seat 113, the roller 114 is respectively arranged at the rear ends of the upper clamping part 111 and the lower clamping part 112 through cylinders 116, the first spring 115 is respectively arranged at the left side and the right side of the rear ends of the upper clamping part 111 and the lower clamping part 112, the upper end of the first spring 115 is hooked on the cylinder 116 of the upper clamping part 111, the lower end of the first spring 115 is hooked on the lower end of the lower clamping part 112 and the upper clamping part 112 is held against the roller 114 by the lower clamping part 112.
Further, as shown in fig. 9, the first driving device 12 includes a first cylinder 121, a guide rail 122, a moving seat 123, and a push rod 124, the moving seat 123 is mounted on the guide rail 122, the first cylinder 121 is disposed behind the moving seat 123, the push rod 124 is mounted on a front end surface of the moving seat 123, a conical surface is disposed at a front end of the push rod 124, the first cylinder 121 can drive the moving seat 123 to move on the guide rail 122, so as to drive the conical surface of the push rod 124 to be inserted between the rollers 114, so that the upper chuck 1111 of the upper clamping part 111 moves downward, the lower chuck 1121 of the lower clamping part 112 moves upward, and the upper chuck 1111 and the lower chuck 1121 clamp up and down to clamp a power key.
Further, as shown in fig. 9 to 10, the second driving device 13 includes a rotating shaft 131, a gear 132, a rack 133 and a second air cylinder 134, where the rotating shaft 131 is rotatably installed in the moving seat 123, the front end of the rotating shaft 131 is connected with the wire changing clamp 11, the rear end of the rotating shaft 131 extends out of the moving seat 123, the gear 132 is installed at the rear end of the rotating shaft 131, the rack 133 is engaged with the gear 132, and the second air cylinder 134 can drive the rack 133 to move up and down, so as to drive the rotating shaft 131 to rotate, and the rotating shaft 131 rotates to drive the wire changing clamp 11 to perform overturning motion.
Further, as shown in fig. 11, the wire feeding device 2 includes a wire feeding clamp 21, a third driving device 22 for driving the wire feeding clamp 21 to open, and a fourth driving device for driving the wire feeding clamp 21 to feed wires, the fourth driving device includes a sprocket, a chain 23, and a motor, the motor drives the chain 23 to perform a rotary conveying motion through the sprocket, the wire feeding clamp 21 is provided with a plurality of wire feeding clamps respectively mounted on the chain 23, and the third driving device 22 is disposed below the wire feeding clamp 21.
Further, as shown in fig. 11, the wire feeding clamp 21 includes a clamping head 211, clamping plates 212 and second springs 213, the clamping head 211 is respectively disposed at both sides of the clamping plates 212, the front sides of the middle parts are hinged on the chain 23, the rear sides of the middle parts of the clamping head 211 are connected by the second springs 213, and the second springs 213 tighten the clamping heads 211 at both sides of the clamping plates 212.
Further, as shown in fig. 11, a positioning post 2121 for positioning the power cord is further provided on the upper portion of the clamping head 212, a groove 2111 for mounting the positioning post 2121 is provided on the upper portion of the clamping head 211, and the positioning post 2121 is mounted on the groove 2111 after passing through the clamping plate 212. The positioning is convenient when the power line is placed.
Further, as shown in fig. 11, the third driving device 22 includes a third air cylinder 221 and a pushing claw 222, a pushing block 2221 with a triangular shape is provided on the pushing claw 222, inclined surfaces are provided on the left and right sides of the pushing block 2221, a guiding wheel 214 is provided at the lower end of the clamping head 211, and the third air cylinder 221 can drive the pushing claw 222 to drive the pushing block 2221 to be inserted between the guiding wheels 214 at the lower ends of the two wire feeding clamps 21, so as to drive the adjacent clamping heads 211 of the wire feeding clamps 21 to open.
The working principle of the invention is as follows:
When the wire feeding device is in operation, the wire feeding device automatically conveys the power wire to the wire exchanging device, at the moment, the part of the power wire extending out of the wire feeding clamp is positioned on the wire exchanging clamp of the wire exchanging device, the wire exchanging clamp is driven by the first driving device to clamp the power wire, then the wire feeding clamp is opened by the third driving device of the wire feeding device, then the wire exchanging clamp is driven by the second driving device to turn over, so that the power wires respectively clamped on the two wire exchanging clamps are exchanged, the third driving device resets downwards after the wire exchanging, the wire feeding clamp clamps the power wire after the wire exchanging, and meanwhile, the first driving device resets backwards, the wire exchanging clamp is opened to release the power wire, and the steps are repeated, so that the production of the power wire of the automatic Christmas lamp can be realized, and the production efficiency is greatly improved.
As shown in fig. 12 to 16, a wire exchanging method of a cross wire exchanging mechanism is characterized in that: comprises the following steps
(1) Clamping the A line and the B line on the wire changing clamp at intervals continuously, wherein the parts of the A line and the B line on the wire changing clamp are in a cutting-off state;
(2) When the A line and the B line come onto the line changing device under the driving of the line changing clamp, the line changing device respectively exchanges one line of the A line on the line changing clamp with one line of the B line on the adjacent line changing clamp;
(3) After the wires are exchanged, the head and the tail of the A wire and the B wire can be connected, so that the head of the A wire and the head of the B wire are provided with the front plug, and the tail of the A wire and the tail of the B wire are provided with the rear plug.
The above description should not be taken as limiting the scope of the invention, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.