CN114210858A

CN114210858A - Quick-change butt joint device for double-arm feeding cross rod of press

Info

Publication number: CN114210858A
Application number: CN202210159607.9A
Authority: CN
Inventors: 赵兵; 张朋; 王璐; 杨龙成; 车爱文; 宋丽伟
Original assignee: Jier Machine Tool Group Co Ltd
Current assignee: Jier Machine Tool Group Co Ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-03-22
Anticipated expiration: 2042-02-22
Also published as: CN114210858B

Abstract

The invention discloses a quick-change butt joint device for a double-arm feeding cross rod of a press, and mainly relates to the field of press automation. Including setting up the public dish of quick change on pay-off subassembly, the quick change mother disc of setting on the horizontal pole, it is connected with the transmission shaft to rotate on the public dish of quick change, the one end and the pay-off subassembly of transmission shaft are connected, sliding connection has the keyway axle on the other end of transmission shaft, be equipped with the gliding withdrawal part of drive keyway axle on the public dish of quick change, the one end of keyway axle is equipped with the keyway, it takes the key axle to rotate to be connected with on the quick change mother disc, the one end of taking the key axle is equipped with the key piece of pegging graft with the keyway activity, one side of quick change mother disc is equipped with electrical module, be equipped with the direction pinhole on the electrical module, one side adjacent with the keyway axle on the public dish of quick change is equipped with the uide pin that the cooperation direction pinhole used. The invention has the beneficial effects that: the cross rod replacement device has the advantages that the cross rod of the double-arm feeding device can be replaced more rapidly and conveniently, the automation degree of cross rod replacement is improved, the replacement efficiency is guaranteed, and the production and machining efficiency of a stamping line is improved.

Description

Quick-change butt joint device for double-arm feeding cross rod of press

Technical Field

The invention relates to the field of automation of presses, in particular to a quick-change butt joint device for double-arm feeding cross rods of a press.

Background

Along with the improvement of the automation degree of the production of the stamping production line, related equipment manufacturers not only require the tail of the stamping line to realize the automatic framing of the formed part and the automatic replacement of a stamping die for meeting the requirements of a higher automatic stamping production line, but also require an adsorption device of a carrying device to realize the separation and the automatic replacement of double parts. The realization of automatic replacement of an adsorption device of a plate material carrying device of the existing stamping production line mainly depends on an imported standard gun replacing disc, and the realization of a double-piece separation function is realized by an auxiliary mechanism; the standard gun changing disc is mainly applied to a single-arm quick feeding device punching line, and when the end picking device of the single-arm quick feeding device is replaced, a cross rod is not replaced, only a TOOLING part is replaced, at the moment, the standard gun changing disc does not perform disengaging action, and double-piece separating action is driven by a double-piece separating driving motor at the end part of the cross rod; for the double-arm quick feeding device of the stamping line, due to the limitation of structure, performance, size and the like, a standard quick-change device cannot be applied, so that better automatic control cannot be achieved when the cross rod of the double-arm feeding device is replaced, the replacement efficiency of the cross rod of the double-arm feeding device is influenced, the automation degree of the stamping line for double-arm feeding cannot be effectively improved, and the production efficiency is limited.

Disclosure of Invention

The invention aims to provide a quick-change butt joint device for a double-arm feeding cross rod of a press, which can ensure that the cross rod of the double-arm feeding device can be replaced more quickly and conveniently, improve the automation degree of cross rod replacement, ensure the replacement efficiency and improve the production and processing efficiency of a stamping line.

In order to achieve the purpose, the invention is realized by the following technical scheme:

the quick-change butt joint device for the double-arm feeding transverse rod of the press comprises a quick-change male disc and a quick-change mother disc, wherein the quick-change male disc is arranged on a feeding assembly, the quick-change mother disc is arranged on the transverse rod, a transmission shaft is rotatably connected onto the quick-change male disc, one end of the transmission shaft is connected with the feeding assembly, a key groove shaft is slidably connected onto the other end of the transmission shaft, a retracting part for driving the key groove shaft to slide is arranged on the quick-change male disc, a key groove is arranged at one end of the key groove shaft, a key block movably connected with the key groove in an inserting mode is rotatably connected onto the quick-change mother disc, an electrical module is arranged on one side of the quick-change mother disc, a guide pin hole is formed in the electrical module, and a guide pin matched with the guide pin hole is arranged on one side, adjacent to the key groove shaft, of the quick-change male disc.

Further, the retraction component comprises a retraction air cavity and a driving block, the retraction air cavity is formed in the quick-change male disc, the driving block is fixed on the key groove shaft, and the driving block is driven by air to be connected in the retraction air cavity in a sliding mode.

Furthermore, a ball lock matched with the quick-change mother disc is arranged on the quick-change male disc, a male disc air passage for controlling the opening and closing of the ball lock is arranged on the quick-change male disc, and the male disc air passage is communicated with the retraction air cavity.

Furthermore, a return spring is arranged between the key groove shaft and the transmission shaft.

Further, be equipped with the mother disc gas circuit that the cooperation public dish gas circuit used on the quick change mother disc, be equipped with the detection switch that is used for detecting the ball lock switching on the quick change public dish.

Further, still include the mobile station, be equipped with the mount that the cooperation horizontal pole used on the mobile station, the mount is connected with the quick change mother disc.

Furthermore, the quick-change mother disc is symmetrically provided with guide grooves on two sides, the fixing frame is U-shaped, and vertical parts on two sides of the U-shaped fixing frame are in sliding connection with the guide grooves.

Furthermore, one side of the quick-change mother disc between the two guide grooves is provided with a positioning pin hole, and the bottom of the U-shaped fixing frame is provided with a positioning pin matched with the positioning pin hole for use.

Furthermore, the top of mobile station is equipped with the lift hole, mount is downthehole along vertical sliding connection at the lift.

Furthermore, the two feeding assemblies are symmetrically arranged, the quick-change mother disc is symmetrically arranged at two ends of the cross rod, and the two feeding assemblies are connected with the cross rod through the butt joint of the quick-change male disc and the quick-change mother disc.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the cross rod and the feeding assembly are connected through the butt joint of the quick-change male disc and the quick-change female disc, so that when the cross rod is replaced, the quick-change female disc and the quick-change male disc at the joint of the cross rod and the feeding assembly are only needed to be butted and separated, the replacement efficiency is improved, the effective support of the cross rod is ensured, and the automatic control of replacement is easier to realize;

2. a transmission shaft is rotatably arranged on the quick-change male disc, one end of the transmission shaft is connected with the feeding assembly, a key groove shaft is arranged at the other end of the transmission shaft in a sliding manner, and the key groove on the key groove shaft can extend out of the quick-change male disc or shrink into the quick-change male disc through the sliding of the key groove shaft on the transmission shaft, so that the key groove is movably inserted into or separated from a key block with a key shaft on a quick-change mother disc, the quick butt joint or separation of the quick-change male disc and the quick-change mother disc is realized, further, the connection or separation of a cross rod and the feeding assembly is realized, the connection of the cross rod and a double-piece separation drive on the feeding assembly is realized through the connection of the key groove shaft and the key shaft after the connection, the double-piece separation drive and the butt joint and separation of the quick-change male disc and the quick-change mother disc are realized to cooperate, the double-piece separation operation is realized while the quick-change butt joint is ensured, and the double-piece separation operation is well adapted to the existing structure, the improvement convenience of the existing stamping line is improved, so that the device is more practical, the transformation cost is lower, the whole structure is compact, the maintenance is easy, the unit yield of the stamping production line is favorably improved, and the economic benefit of an automobile production enterprise is improved;

3. the side adjacent with the keyway axle sets up the uide pin on the public dish of quick change, set up the guide pin hole that the cooperation was used on the electrical module of one side of quick change mother disc, during the use stretch into the uide pin downthehole realization to horizontal pole and pay-off subassembly in horizontal pole length direction with the uide pin at first, then the keyway axle of the adjacent one side of quick change public dish slides and carries out the grafting cooperation of key piece and keyway in getting into the quick change mother disc, thereby realize the location of horizontal pole width direction, and then make horizontal pole and pay-off subassembly all realize with the accurate location of pay-off subassembly in arbitrary direction, guaranteed the steadiness of horizontal pole structure when picking up the material, guaranteed the accuracy of pay-off, and both separate also more convenient, the change efficiency of horizontal pole has been guaranteed, the whole degree of automation of production line has been improved, guarantee its production efficiency.

Drawings

Fig. 1 is a schematic diagram of a connection structure of a quick-change male disc and a quick-change mother disc of the invention.

Fig. 2 is a schematic perspective view of the quick-change male plate of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the quick-change male plate of the invention.

Fig. 4 is a schematic perspective view of a quick-change master disc according to the present invention.

Fig. 5 is a schematic diagram of the internal structure of the quick-change master disc of the present invention.

Fig. 6 is a schematic view of an application scenario of the present invention.

Fig. 7 is a schematic view of an application scenario of the fixing frame of the present invention.

Fig. 8 is a schematic structural view of the fixing frame of the present invention.

Reference numerals shown in the drawings:

1. a feeding assembly; 2. quickly replacing the male disc; 3. a cross bar; 4. the mother disc is quickly replaced; 5. a drive shaft; 6. a keyway shaft; 7. a keyway; 8. a keyed shaft; 9. a key block; 10. an electrical module; 11. a guide pin hole; 12. a guide pin; 13. retracting the air cavity; 14. a drive block; 15. a ball lock; 16. a male disc air passage; 17. a return spring; 18. a mother disc gas circuit; 19. a detection switch; 20. a mobile station; 21. a fixed mount; 22. a guide groove; 23. a positioning pin hole; 24. positioning pins; 25. and (6) lifting holes.

Detailed Description

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

The invention relates to a quick-change butt joint device for a double-arm feeding cross rod of a press, which comprises a main structure and a quick-change male disc 2 arranged on a feeding assembly 1 and a quick-change mother disc 4 arranged on a cross rod 3, wherein the quick-change male disc 2 is rotatably connected with a transmission shaft 5 through a bearing, the quick-change male disc 2 is provided with a rotating shaft groove, the transmission shaft 5 is rotatably connected in the rotating shaft groove, one end of the transmission shaft 5 is connected with the feeding assembly 1, particularly connected with a double-piece separation driving motor on the feeding assembly 1 and can be driven by the double-piece separation driving motor to rotate, the other end of the transmission shaft 5 is slidably connected with a key groove shaft 6, particularly the key groove shaft 6 can be slidably connected with the transmission shaft 5 through a rectangular or gradually-opened internal spline, the quick-change male disc 2 is provided with a retracting part for driving the key groove shaft 6 to slide, one end of the key groove shaft 6 is provided with a key groove 7, under the drive of a retraction component, a key groove 7 at the end part of a key groove shaft 6 can extend out of the outer part of a rotating shaft groove of the quick-change male disc 2 or retract to the inner part of the rotating shaft groove on the quick-change male disc 2, a key shaft 8 is rotatably connected to the quick-change female disc 4 through a bearing, the other end of the key shaft 8 is connected with the cross rod 3 for realizing the two-piece separation operation on the cross rod 3, one end of the key shaft 8 is provided with a key block 9 movably inserted with the key groove 7, the arrangement is that when the quick-change male disc 2 is butted with the quick-change female disc 4, the key groove 7 at the end part of the key groove shaft 6 extends into the inner part of the quick-change female disc 4 to realize the contact between the key groove 7 and the key block 9, the key groove 7 is not necessarily inserted with the key block 9 due to inconsistent angles, at the time, under the drive of a two-piece separation drive motor on the feeding assembly 1, the key groove shaft 6 rotates relative to the key shaft 8, and under the drive of the retraction assembly, the key groove shaft 6 keeps the trend of sliding towards the key shaft 8, after the relative rotation is carried out for a certain angle, the key groove 7 and the key block 9 have the same angle, so that the key groove shaft 6 slides towards the shaft 8 with the key, and the key block 9 enters the key groove 7 to realize the insertion and matching of the key groove shaft and the key block, so that the shaft 8 with the key can realize the synchronous rotation with the double-piece separation driving motor through the connection of the key groove shaft 6 and the transmission shaft 5, therefore, under the action of the device, the double-piece separation driving motor not only can realize the double-piece separation operation on the cross rod 3, but also can promote the key groove shaft 6 to be connected with the shaft 8 with the key, so that the quick-change butt joint operation of the cross rod 3 and the feeding assembly 1 is realized, the good adaptation is carried out on the existing structure, the improvement convenience of the existing punching line is improved, the device is more practical, and the transformation cost is lower;

at this time, the connection between the quick-change male disc 2 and the quick-change mother disc 4 realizes the limit in the width direction of the cross bar 3, and the two are also easy to generate relative positions in the length direction of the cross bar 3, so that an electrical module 10 is fixed on one side of the quick-change mother disc 4 by welding or bolts, the electrical module 10 is arranged perpendicular to the quick-change mother disc 4, a guide pin hole 11 is arranged on the electrical module 10, a guide pin 12 matched with the guide pin hole 11 is arranged on one side of the quick-change male disc 2 adjacent to the key groove shaft 6, the quick-change male disc 2 is firstly contacted with the quick-change mother disc 4 along the axial direction of the guide pin 12 during butt joint, so that the guide pin 12 enters the guide pin hole 11 to realize the positioning in the length direction of the cross bar 3, then the retracting part drives the key groove shaft 6 to slide to connect with the keyed shaft 8, so as to realize the positioning in the width direction of the cross bar 3, and the arrangement makes the two adjacent sides of the quick-change male disc 2 respectively connect with two adjacent sides of the quick-change mother disc 4, make both all realize firm connection on each direction, guaranteed the stability of horizontal pole 3 structure when horizontal pole 3 snatchs the operation, and separation between them is also very convenient, has improved the convenience that horizontal pole 3 was changed, has improved the degree of automation of device, has guaranteed the holistic production efficiency of press line.

Preferably, the retraction component comprises a retraction air cavity 13 and a driving block 14, the retraction air cavity 13 is arranged on the quick-change male plate 2, the driving block 14 is welded or integrally fixed on the keyway shaft 6, the driving block 14 is connected in the retraction air cavity 13 in a sliding manner under the driving of air, and the driving block 14 can be driven to slide in the retraction air cavity 13 when high-pressure air is introduced into the retraction air cavity 13, so that the keyway shaft 6 is driven to slide along the transmission shaft 5, the retraction operation of the keyway shaft 6 is realized, and the retraction component is driven by air as well as the existing structure because the existing cross rod 3 generally utilizes air as power to grab materials, thereby being capable of better adapting to the existing structure, ensuring the convenience and adaptability of the existing press line modification, and reducing the modification range, and greatly reducing the modification cost.

Preferably, the quick-change male disc 2 is provided with a ball lock 15 used in cooperation with the quick-change master disc 4, the ball lock 15 can be implemented by using a ball lock structure in the prior art, the ball lock has a self-locking function, the quick-change male disc 2 is provided with a male disc air passage 16 for controlling the opening and closing of the ball lock 15, the male disc air passage 16 can be filled with high-pressure gas or negative-pressure gas, when the high-pressure gas is filled, the gas can blow the locking ball of the ball lock 15, the locking ball is separated from the quick-change master disc 4 to open the ball lock, when the negative-pressure gas is filled, the locking ball can be adsorbed onto the quick-change master disc 4 to lock the ball lock 15, so as to control the opening and closing of the ball lock 15, the male disc air passage 16 is communicated with the retraction air cavity 13, and when the male disc air passage 16 is filled with the high-pressure gas, the ball lock 15 is opened, so that the quick-change male disc 2 and the quick-change master disc 4 are in a contact locking state, and the driving block 14 is driven to slide in the retraction air cavity 13, the key groove shaft 6 is retracted into the quick-change male disc 2 to realize the quick separation of the quick-change male disc 2 and the quick-change mother disc 4, when negative pressure gas is introduced, the ball lock 15 is locked to realize the locking of the quick-change male disc 2 and the quick-change mother disc 4, at the moment, the key groove shaft 6 can move reversely under the action of negative pressure, so that the key groove shaft extends out of the quick-change male disc 2 to be connected with the quick-change mother disc 4, the quick butt joint of the quick-change male disc 2 and the quick-change mother disc 4 is realized, negative pressure gas is continuously introduced into a male disc gas circuit 16 after the butt joint is finished, is used for providing continuous negative pressure for the cross rod 3, is convenient for the grabbing parts on the cross rod 3 to grab the plate under the action of the negative pressure, realizes the adaptive matching with the existing air passage on the cross rod 3, improves the adaptability of transformation, the butt joint and the separation of the quick-change male disc 2 and the quick-change mother disc 4 are more efficient and convenient, the control is more efficient and accurate, and the automation degree is higher.

Preferably, a return spring 17 is arranged between the key slot shaft 6 and the transmission shaft 5, and when the high-pressure gas in the male disc gas path 16 is switched to negative-pressure gas, in order to avoid delay in response of the key slot shaft 6 extending out of the quick-change male disc 2 in a reverse sliding manner, the return spring 17 is arranged between the key slot shaft 6 and the transmission shaft 5, so that the key slot shaft 6 is quickly reset under the action of the return spring 17 when the high-pressure gas is disconnected, and is connected with the quick-change mother disc 4 after extending out of the quick-change male disc 2, and meanwhile, the elastic action of the return spring 17 can assist the key slot shaft 6 to continuously keep stable connection with the key shaft 8 in a working state of the cross rod 3, so that the quick-change response speed of the quick-change male disc 2 and the quick-change mother disc 4 is improved, the stability of the structure of the cross rod 3 and the feeding assembly 1 connecting piece is further improved, and the accuracy of material grabbing is ensured.

Preferably, a master disk air passage 18 matched with the male disk air passage 16 is arranged on the quick-change master disk 4, so that after the quick-change male disc 2 is butted with the quick-change mother disc 4, the negative pressure gas on the quick-change male disc 2 can be smoothly transmitted to the cross rod 3 through the communication between the male disc gas circuit 16 and the mother disc gas circuit 18, and further communicated with the material grabbing parts on the cross rod 3, the grabbing operation of the materials is realized by utilizing the negative pressure, the connection and the matching of the existing gas circuit are smoother under the gas driving of the connecting device, the smooth proceeding of the grabbing operation is ensured, be equipped with the detection switch 19 that is used for detecting the switching of ball lock 15 on the public dish 2 of quick change, detection switch 19 can carry out timely detection to the locking state of ball lock 15, guarantees the detection of the butt joint state of public dish 2 of quick change and quick change mother disc 4, prevents that the circumstances that the horizontal pole 3 dropped because of the trouble from appearing in the reason, further guarantees the steadiness of butt joint back horizontal pole 3 structure.

Preferably, still include the mobile station 20, be equipped with the mount 21 that the cooperation horizontal pole 3 used on the mobile station 20, mount 21 is connected with quick change mother disc 4, when changing horizontal pole 3, the old horizontal pole that changes and the new horizontal pole that prepares to change are all through fixing on the mount 21 of the mobile station 20 of difference, the old horizontal pole that will change through the mobile station 20 removes, another workstation 20 drives new horizontal pole and removes to changing the station, realize the high-efficient operation to horizontal pole 3, and then the efficiency that the horizontal pole 3 was changed has further been improved, utilize mount 21 and the quick change mother disc 4 on the horizontal pole 3 to connect the cooperation, make the fixing to horizontal pole 3 more firm, prevent to snatch the structure to the material on other positions of horizontal pole 3 and produce the interference, guarantee to the smoothness and the steadiness of horizontal pole 3 placement structure.

Preferably, bilateral symmetry of quick change mother disc 4 is equipped with guide way 22, mount 21 is the U type, the vertical portion in both sides and the guide way 22 sliding connection of mount 21U type, when horizontal pole 3 was placed, guide way 22 sliding connection was in the vertical both sides of mount 21U type, thereby utilize the mount 21 structure of U type to carry out the spacing that stabilizes to the position of horizontal pole 3, it is more firm when making horizontal pole 3 place on mount 21, the structure when mobile station 20 drove horizontal pole 3 and removes is more firm, make the position of horizontal pole 3 more accurate, when guaranteeing that pay-off subassembly 1 moves to the change station, quick change male disc 2 on the pay-off subassembly 1 can be accurate and the quick change mother disc 4 contact realization butt joint operation on the horizontal pole 3, guarantee both accuracy of butt joint position, further improve the efficiency of quick change butt joint.

Preferably, the quick-change master 4 is provided with a positioning pin hole 23 at one side between two guide grooves 22, the U-shaped bottom of the fixing frame 21 is provided with a positioning pin 24 matched with the positioning pin hole 23 for use, the structure of the U-shaped fixing frame 21 can position the position of the cross rod 3 in the width direction, and is easily moved in the longitudinal direction, so that in the process of vertically placing the cross bar 3 on the fixing frame 21, the guide groove 22 is in sliding contact with the U-shaped vertical portion of the fixing frame 21, when the quick-change mother disc 4 slides to the position close to the U-shaped bottom of the fixing frame 21, the positioning pin hole 23 is in inserted fit with the positioning pin 24, thereby, the cross rod 3 is effectively positioned in the position of the length direction, so that the whole cross rod 3 has effective fixation in all directions, the position of the cross rod 3 on the mobile station 20 is more comprehensively limited, and the accuracy and the stability of the position of the cross rod 3 are further improved.

Preferably, the top of mobile station 20 is equipped with lift hole 25, by the top surface undercut of mobile station 20, mount 21 is along vertical sliding connection in lift hole 25, and is concrete can be by cylinder or electric push rod drive lift slip, and such setting makes mount 21 become the structure of over-and-under type, because mobile station 20 need bear the mould of punching machine simultaneously and change, consequently makes mount 21 descend to hide in lift hole 25 before horizontal pole 3 places, avoids producing the interference to components such as other moulds, improves convenience and the adaptability that mount 21 used.

Preferably, the two feeding assemblies 1 are symmetrically arranged, and are suitable for being used by a punching machine of a double-arm feeding device, because the structure of double-arm feeding needs the feeding arms of the two feeding assemblies 1 to be connected with the two ends of the cross rod 3 respectively, the structure is different from the matching structure of the feeding assemblies and the cross rod of the existing automatic single-arm feeding device, the quick-change mother disc 4 is symmetrically arranged at the two ends of the cross rod 3, the connection between the two feeding assemblies 1 and the cross rod 3 is realized through the butt joint of the quick-change male disc 2 and the quick-change mother disc 4, the butt joint or the separation of the two quick-change male discs 2 and the quick-change mother disc 4 at the end part of the cross rod 3 can be simultaneously utilized for the connection, the replacement of the cross rod 3 of the double-arm feeding device is realized, the effective positioning of the two end positions of the cross rod 3 after the butt joint is ensured, and the stability of the structure of the cross rod 3 of the double-arm feeding device is ensured.

The working principle is as follows: according to the invention, the cross rod 3 and the feeding assembly 1 are connected through butt joint of the quick-change male disc 2 and the quick-change female disc 4, so that when the cross rod 3 is replaced, the quick-change female disc 4 and the quick-change male disc 2 at the joint of the cross rod 3 and the quick-change female disc 2 are only needed to be butted and separated, the replacement efficiency is improved, the effective support of the cross rod is ensured, and the automatic control of replacement is easier to realize; a transmission shaft 5 is rotatably arranged on the quick-change male disc 2, one end of the transmission shaft 5 is connected with the feeding assembly 1, a key groove shaft 6 is slidably arranged at the other end of the transmission shaft 5, and the key groove 7 on the key groove shaft 6 can extend out of the quick-change male disc 2 or shrink into the quick-change male disc 2 through the sliding of the key groove shaft 6 on the transmission shaft 5, so that the key groove 7 is movably inserted into or separated from a key block 9 with a key shaft 8 on the quick-change mother disc 4, the quick butt joint or separation of the quick-change male disc 2 and the quick-change mother disc 4 is realized, the connection or separation of the cross rod 3 and the feeding assembly 1 is realized, the connection of the cross rod 3 and the double-piece separation drive on the feeding assembly 1 is realized through the connection of the key groove shaft 6 and the key shaft 8, the double-piece separation drive and the butt joint and separation of the quick-change male disc 2 and the quick-change mother disc 4 realize the cooperative action, the double-piece separation operation is realized while the quick-change butt joint is ensured, the device is well matched with the existing structure, the improvement convenience of the existing stamping line is improved, the device is more practical, the improvement cost is lower, the overall structure is compact, the maintenance is easy, the unit yield of the stamping line is favorably improved, and the economic benefit of an automobile production enterprise is improved; when the quick-change male disc 2 is used, the guide pin 12 firstly extends into the guide pin hole 11 to position the cross rod 3 and the feeding component 1 in the length direction of the cross rod 3, then the key groove shaft 6 at the adjacent side of the quick-change male disc 2 slides into the quick-change master disc 4 to carry out the insertion and matching of the key block 9 and the key groove 7, thereby realizing the positioning of the transverse rod 3 in the width direction, thereby ensuring that the cross rod 3 and the feeding component 1 can be accurately positioned with the feeding component in any direction, the stability of the structure of the cross rod 3 is ensured when the materials are picked up, the feeding accuracy is ensured, and the separation of the two is more convenient, the replacement efficiency of the cross rod 3 is ensured, the integral automation degree of the production line is improved, and the production efficiency is ensured.

Claims

1. The utility model provides a quick change interfacing apparatus for press both arms pay-off horizontal pole, is including setting up quick change male plate (2) on pay-off subassembly (1), setting quick change mother disc (4) on horizontal pole (3), its characterized in that: the quick-change male disc (2) is rotatably connected with a transmission shaft (5), one end of the transmission shaft (5) is connected with the feeding assembly (1), the other end of the transmission shaft (5) is connected with a key groove shaft (6) in a sliding mode, a retracting part for driving the key groove shaft (6) to slide is arranged on the quick-change male disc (2), one end of the key groove shaft (6) is provided with a key groove (7), the quick-change mother disc (4) is rotatably connected with a key shaft (8), one end of the key shaft (8) is provided with a key block (9) movably connected with the key groove (7) in an inserting mode, one side of the quick-change mother disc (4) is provided with an electrical module (10), a guide pin hole (11) is formed in the electrical module (10), and one side, adjacent to the key groove shaft (6), of the quick-change male disc (2) is provided with a guide pin (12) matched with the guide pin hole (11) for use.

2. The quick-change butt joint device for the double-arm feeding cross bar of the press machine as claimed in claim 1, wherein: the retracting component comprises a retracting air cavity (13) and a driving block (14), the retracting air cavity (13) is formed in the quick-change male plate (2), the driving block (14) is fixed on the key groove shaft (6), and the driving block (14) is connected into the retracting air cavity (13) in a sliding mode under the driving of air.

3. The quick-change butt joint device for the double-arm feeding cross bar of the press machine as claimed in claim 2, wherein: the quick-change male disc (2) is provided with a ball lock (15) matched with the quick-change mother disc (4) for use, a male disc air passage (16) for controlling the ball lock (15) to be opened and closed is arranged on the quick-change male disc (2), and the male disc air passage (16) is communicated with the retraction air cavity (13).

4. The quick-change butt joint device for the double-arm feeding cross bar of the press machine as claimed in claim 3, wherein: and a return spring (17) is arranged between the key groove shaft (6) and the transmission shaft (5).

5. The quick-change butt joint device for the double-arm feeding cross bar of the press machine as claimed in claim 3, wherein: the quick-change master disc (4) is provided with a master disc air passage (18) matched with the male disc air passage (16) for use, and the quick-change male disc (2) is provided with a detection switch (19) used for detecting the opening and closing of the ball lock (15).

6. The quick-change butt joint device for the double-arm feeding cross bar of the press machine as claimed in claim 1, wherein: still include mobile station (20), be equipped with mount (21) that cooperation horizontal pole (3) used on mobile station (20), mount (21) are connected with quick change mother disc (4).

7. The quick-change butt joint device for the double-arm feeding cross bar of the press machine as claimed in claim 6, wherein: the quick-change mother disc (4) is characterized in that guide grooves (22) are symmetrically arranged on two sides of the quick-change mother disc (4), the fixing frame (21) is U-shaped, and vertical parts on two sides of the U-shaped fixing frame (21) are in sliding connection with the guide grooves (22).

8. The quick-change butt joint device for the double-arm feeding cross bar of the press machine as claimed in claim 7, wherein: one side of the quick-change mother disc (4) between the two guide grooves (22) is provided with a positioning pin hole (23), and the bottom of the U-shaped fixing frame (21) is provided with a positioning pin (24) matched with the positioning pin hole (23) for use.

9. The quick-change docking device for the double-arm feeding cross bar of the press machine as claimed in claim 8, wherein: the top of the mobile station (20) is provided with a lifting hole (25), and the fixed frame (21) is connected in the lifting hole (25) in a sliding mode along the vertical direction.

10. The quick-change butt joint device for the double-arm feeding cross bar of the press machine as claimed in claim 1, wherein: the feeding assemblies (1) are symmetrically arranged, the quick-change mother discs (4) are symmetrically arranged at two ends of the cross rod (3), and the two feeding assemblies (1) are connected with the cross rod (3) through butt joint of the quick-change male disc (2) and the quick-change mother disc (4).