CN-113183480-B - Integral frame pressing and compacting structure of robot welding die

Abstract

The invention discloses an integral pressing frame compacting structure of a robot welding die, which belongs to the technical field of robot welding and comprises an electric control device, a grating protection device, a left part structure, a right part structure, a total connecting rod, a pressing frame and a plurality of pressing heads, wherein the left part structure comprises a left pressing frame opening and closing structure, a left pressing frame falling prevention structure, a left supporting seat, a left buffering limiting structure and a left pressing frame locking structure, the right part structure comprises a right pressing frame opening and closing structure, a right pressing frame falling prevention structure, a right supporting seat, a right buffering limiting structure and a right pressing frame locking structure, the left part structure and the right part structure are symmetrically arranged on the left side and the right side, a pressing frame main body is provided with transverse grooves, 1 pressing frame fixing seat is respectively arranged on two sides of the front end of the pressing frame, the left pressing frame locking structure comprises a locking fixing block, a locking cylinder and a locking block, the right part structure is identical with the left part structure in terms of concrete structure, but opposite in left and right directions, and the beneficial effects of constant pressure and high efficiency.

Inventors

• ZOU JUN
• ZHOU ZHENGHUA

Assignees

• 余姚市亿荣自动化科技有限公司

Dates

Publication Date

20260512

Application Date

20210530

Claims (8)

1. 1. The utility model provides a whole frame compress tightly structure of welding mould of robot for when plastics welding product welds, is used for wholly compressing tightly plastics welding product, including electric control unit and grating protection device, electric control unit sets up in the whole frame compress tightly structure one side of welding mould of robot, is provided with the anchor clamps button in the electric control unit, grating protection device sets up around the whole frame compress tightly structure of welding mould of robot, its characterized in that: The left part structure comprises a left pressing frame opening and closing structure, a left pressing frame falling preventing structure, a left supporting seat, a left buffering limiting structure and a left pressing frame locking structure, and the right part structure comprises a right pressing frame opening and closing structure, a right pressing frame falling preventing structure, a right supporting seat, a right buffering limiting structure and a right pressing frame locking structure, wherein the left part structure and the right part structure are symmetrically arranged on the left side and the right side; the left pressing frame opening and closing structure, the left pressing frame falling preventing structure, the left supporting seat, the left pressing frame locking structure and the left buffering limit structure are respectively and symmetrically arranged on the left side and the right side with the right pressing frame opening and closing structure, the right pressing frame falling preventing structure, the right supporting seat, the right pressing frame locking structure and the right buffering limit structure; The pressure head comprises a connecting fixing plate, a screw cap and a polyurethane pressure head, wherein the connecting fixing plate is of an integrated structure and comprises a pressing frame connecting part and a pressure head connecting part, the pressing frame connecting part is fixedly connected with the pressing frame, and the pressure head connecting part is fixedly connected with the polyurethane pressure head; both end parts of the total connecting rod are in a shape of a circular segment; in the left part structure, the left pressing frame opening and closing structure comprises a pressing frame connecting piece, a cylinder fixing seat, a pressing frame cylinder, a pin shaft A, a fish eye joint, a pin shaft B and a connecting block; The frame pressing connecting piece is of an integral structure and comprises a frame pressing connecting rod and a frame pressing cylinder connecting rod, wherein the frame pressing cylinder connecting rod is obliquely arranged, and an included angle between the frame pressing connecting rod and the frame pressing cylinder connecting rod is 115-125 degrees; a plurality of frame pressing connecting holes are formed in the frame pressing connecting rod, and the frame pressing connecting rod is fixedly connected with the frame pressing through the frame pressing connecting holes through pins; The fish eye joint is fixedly connected with the front end of a cylinder rod of the frame pressing cylinder, the other end of the fish eye joint is provided with a pin shaft B perforation, and the pin shaft B sequentially penetrates through the connecting block, the pin shaft B perforation and the pin shaft B connecting hole to connect the connecting block, the fish eye joint and the frame pressing cylinder connecting rod together and form rotary connection of the frame pressing cylinder connecting rod and the frame pressing cylinder; the left pressing frame anti-falling structure is arranged on the right inner side of the left pressing frame opening and closing structure and comprises an anti-falling fixing seat, a copper sleeve, an anti-falling lock pin and an anti-falling cylinder; the bottom of the anti-falling fixing seat is fixed on the ground through screws, a mounting hole is formed in the upper portion of the anti-falling fixing seat, the copper bush is fixedly arranged in the mounting hole, the anti-falling lock pins are arranged in the copper bush in a clearance fit mode, the rear ends of the anti-falling lock pins are fixedly connected with the front ends of cylinder rods of the anti-falling cylinders, when the cylinder rods of the anti-falling cylinders shrink, the anti-falling lock pins retract into the copper bush, and when the cylinder rods of the anti-falling cylinders extend forwards, the front ends of the anti-falling lock pins extend forwards from the mounting hole to block the connecting rods of the frame pressing cylinders from continuously falling; the left support seat is arranged above the anti-falling fixing seat, the bottom of the left support seat is fixedly connected with the upper end of the anti-falling fixing seat through a screw, the upper part of the left support seat is a bearing seat, a bearing hole is arranged in the middle of the bearing seat, the left support seat also comprises a retainer ring, the retainer ring is arranged between the bearing hole and a positioning hole of the total connecting rod, the positioning hole of the total connecting rod is a circular-notch-shaped hole, the left end of the total connecting rod sequentially passes through the bearing hole and the retainer ring leftwards and then is inserted into the positioning hole of the total connecting rod, and a platform at the circular-notch-shaped end part of the total connecting rod is attached to the plane of the circular-notch-shaped hole, so that the total connecting rod and the press frame connecting piece are fixedly connected into a whole; When the frame pressing cylinder is started, the cylinder rod of the frame pressing cylinder moves horizontally and contracts backwards, the frame pressing cylinder connecting rod rotates around the pin shaft B and pulls the frame pressing cylinder to rotate towards the frame pressing cylinder, and the frame pressing connecting piece rotates together with the total connecting rod by taking the total connecting rod as an axle center to enable the frame pressing connecting rod to drive the frame pressing to rotate upwards; When the pressing frame falls down to be in a horizontal position, the bottom of the pressing frame fixing seat on the left side of the pressing frame is just pressed at the upper end part of the left buffering and limiting structure, and the left buffering and limiting structure plays a role in buffering; the left pressing frame locking structure is arranged in front of the left buffering limiting structure and comprises a locking fixed block, a locking air cylinder and a locking block, wherein the bottom of the locking fixed block is fixed on the ground through screws; the right part structure is identical to the left part structure in terms of specific structure, but the left and right directions are opposite.
2. 2. The integral pressing frame and pressing structure of the robot welding die is characterized in that the total number of pressing heads is 28, the pressing heads are divided into 4 rows and uniformly arranged and fixed on cross beams of the pressing frame, and the number of the pressing heads and the gaps can be adjusted according to the number of the pressed dies.
3. 3. The welding mold integral pressing frame pressing structure of the robot is characterized in that a longitudinal guide hole is formed in a pressing frame connecting portion of the pressing head, the pressing head penetrates through the longitudinal guide hole through a screw to be fixedly connected with the pressing frame, the pressing head can be longitudinally adjusted through the longitudinal guide hole to meet the requirement of the position of the mold, the pressing head is fixed in an aluminum profile groove, the position of a pressing point can be randomly adjusted according to the use condition, and the pressing force can be independently adjusted by each pressing point.
4. 4. The welding mold integral frame pressing structure of claim 1, further comprising 2 stoppers, wherein 1 platform is respectively arranged on two sides of the total connecting rod, and the 2 stoppers are respectively arranged on the platforms on two sides of the total connecting rod and fastened by screws.
5. 5. The integral frame pressing and compacting structure of the robot welding die of claim 1, wherein 4 frame pressing connecting holes are formed in each frame pressing connecting rod.
6. 6. The welding mold integral pressing frame pressing structure for the robot is characterized in that a screw hole is formed in the pressing head connecting portion, threads are formed in the upper end of the polyurethane pressing head, the upper end of the polyurethane pressing head is arranged in the screw hole in a penetrating mode, and the pressing head connecting portion is fixedly connected with the polyurethane pressing head through the screw cap and the threads in the upper end of the polyurethane pressing head.
7. 7. The integral frame pressing and compacting structure of the robot welding die of claim 1, wherein an included angle between the frame pressing connecting rod and the frame pressing cylinder connecting rod is 120 degrees.
8. 8. The integral press frame and press structure of the welding mold for the robot of claim 1, wherein the press frame is made of an aluminum alloy material.

Description

Integral frame pressing and compacting structure of robot welding die Technical Field The invention relates to a robot welding die compacting structure, in particular to a robot welding die integral frame compacting structure, and belongs to the technical field of robot welding. Background With the rapid development of social economy, modern automobile products are updated quickly, and old automobile models are continuously replaced by new automobile models to stop production. Therefore, the die of the welding equipment for the old vehicle type interior trim parts is eliminated in the aspect of interior trim part welding, and each raw material is increased The manufacturers have low production cost, so that all manufacturers are enthusiastically put into production flexible welding equipment at present, different products can be welded by replacing different dies, and the purpose of controlling the cost can be achieved by replacing the dies only because the cost of the dies is low. Among these, robots are increasingly applied to devices for welding products. In the welding process of the robot, the product is larger, the angles of all welding points are different, and when the welding head of the robot is required to be welded by changing the angles in the welding process, the traditional single cylinder overturning and compacting mode is used for displaying some defects: (1) When the product is large, the traditional single cylinder can not compress the inside of the product better (the compression force arm length and the compression force are insufficient), so that the welding effect is not ideal, and even scrapped; (2) The traditional single cylinder compaction has insufficient compaction force due to the existence of a fit clearance between parts; (3) When product welding point angle is different, the robot needs the transformation angle, and traditional compaction mode needs to dodge robot welding mechanism, runs into complicated product, and the position that compresses tightly interferes with welding mechanism, can't compress tightly, also can influence the welding effect equally, and it is inconvenient to adjust the position that compresses tightly. Disclosure of Invention The invention aims at overcoming the defects of insufficient pressure, complex operation and low efficiency in the prior art, and provides a whole pressing frame pressing structure of a robot welding die, which can achieve the purposes of constant and durable pressure and high efficiency. In order to achieve the aim, the technical scheme adopted by the invention is that the integral frame pressing and compressing structure of the robot welding mould is used for integrally compressing a plastic welding product when the plastic welding product is welded and comprises an electric control device and a grating protection device, wherein the electric control device is arranged at one side of the integral frame pressing and compressing structure of the robot welding mould, a clamp button is arranged in the electric control device, and the grating protection device is arranged around the integral frame pressing and compressing structure of the robot welding mould; The left part structure comprises a left pressing frame opening and closing structure, a left pressing frame falling preventing structure, a left supporting seat, a left buffering limiting structure and a left pressing frame locking structure, and the right part structure comprises a right pressing frame opening and closing structure, a right pressing frame falling preventing structure, a right supporting seat, a right buffering limiting structure and a right pressing frame locking structure, wherein the left part structure and the right part structure are symmetrically arranged on the left side and the right side; the left pressing frame opening and closing structure, the left pressing frame falling preventing structure, the left supporting seat, the left pressing frame locking structure and the left buffering limit structure are respectively and symmetrically arranged on the left side and the right side with the right pressing frame opening and closing structure, the right pressing frame falling preventing structure, the right supporting seat, the right pressing frame locking structure and the right buffering limit structure; The pressure head comprises a connecting fixing plate, a screw cap and a polyurethane pressure head, wherein the connecting fixing plate is of an integrated structure and comprises a pressing frame connecting part and a pressure head connecting part, the pressing frame connecting part is fixedly connected with the pressing frame, and the pressure head connecting part is fixedly connected with the polyurethane pressure head; both end parts of the total connecting rod are in a shape of a circular segment; in the left part structure, the left pressing frame opening and closing structure comprises a pressing frame connecting piece, a cylinder fixing seat, a