CN211413549U

CN211413549U - Movable hydraulic link dismounting and ring-connecting equipment for large-size chains

Info

Publication number: CN211413549U
Application number: CN201921890104.9U
Authority: CN
Inventors: 刘毅; 戴龙杰; 金玉谟
Original assignee: Qingdao Choho Industrial Co Ltd
Current assignee: Qingdao Choho Industrial Co Ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-09-04
Anticipated expiration: 2029-11-05

Abstract

The utility model belongs to the technical field of the chain is made, especially, relate to a festival is torn open to big specification chain movable hydraulic pressure, ring joint equipment, including the walking frame, the bottom of walking frame is equipped with the removal subassembly, the top of walking frame is equipped with chain locating component, chain locating component includes first locating piece, second locating piece and base are fixed the chain, be provided with a plurality of guiding axles on the workstation of chain locating component's periphery perpendicularly, the deflector has been put to the clearance cover on the guiding axle, the fixed nail fixed component that dashes that is provided with on the deflector, the pneumatic cylinder is fixed in the guiding axle top, the push rod of pneumatic cylinder with dash nail fixed component fixed connection, the central axis of the push rod of pneumatic cylinder is located chain locating component's center parting face. The utility model discloses can make things convenient for the big specification chain more than 40 models to tear open festival or ring joint through mobile device main part to near the chain, and keep the chain in tear open the stability of festival and ring joint in-process, improve the yields, reduced intensity of labour.

Description

Movable hydraulic link dismounting and ring-connecting equipment for large-size chains

Technical Field

The utility model belongs to the technical field of the chain is made, especially, relate to a festival, ring joint equipment are torn open to big specification chain movable hydraulic pressure.

Background

Chain drives are one of the important forms of mechanical drives. The roller chain is generally composed of five parts, namely an inner chain plate, an outer chain plate, a pin shaft, a sleeve and a roller. The pin shaft and the outer chain plate form an outer end section in an interference fit mode, the sleeve and the inner chain plate form an inner end section in an interference fit mode, the roller is sleeved on the pin shaft, and the inner end sections and the outer end sections are connected one by one to form the whole chain.

At present, two modes of manual joint dismounting and mechanical joint dismounting are provided for small-specification chains, the required pressing force is large for large-specification chains above 40A due to the fact that the large-specification chains are used on large-scale equipment, manual and mechanical joint dismounting is not suitable, due to the fact that the pressing force between chain pin shafts above 40A and chain plates and between sleeves and the chain plates is large, sufficient pressing force is hardly provided for manual joint dismounting, and meanwhile parts are prone to being damaged due to the fact that manual joint dismounting needs to be knocked by a hammer.

In addition, in the prior art, because the chain with the size above 40A is heavy in weight and large in size, the chain is not subjected to loop joint when being delivered, and the chain needs to be subjected to loop joint or link dismantling according to the actual length when being installed; however, most chains in the prior art are delivered after being looped or disassembled through mechanical link disassembly (i.e., hoisting the chain onto a fixing device) by a chain manufacturer, which directly results in that no corresponding device is used for link disassembly and loop assembly of the chains above the large specification 40A during installation, and the operation of loop assembly and link disassembly is inconvenient.

In addition, when the prior art is used for disassembling the chain joint and the ring joint, the fixing effect is poor due to the fact that the chain is fixed inconveniently, and then the chain can move when being processed, so that when the chain is disassembled and the ring joint is disassembled, the chain is damaged due to improper stress.

SUMMERY OF THE UTILITY MODEL

According to the not enough of prior art more than, the utility model provides a festival, ring joint equipment are torn open to big specification chain movable hydraulic pressure, it can effectively be solved present big specification more than 40A tear the inconvenient problem of going on of festival, ring joint.

The utility model provides a technical scheme that technical problem adopted does: a large-size chain movable hydraulic link-dismantling and ring-connecting device comprises a walking rack, wherein moving assemblies are arranged on the periphery of the bottom of the walking rack, the walking rack can be moved to a chain installation position conveniently through the moving assemblies without moving and moving the whole chain, only an equipment hydraulic cylinder is connected to a nearby oil pressure station, the use is convenient and quick, the top of the walking rack is provided with a workbench, the top of the workbench is detachably provided with a chain positioning assembly, the chain positioning assembly comprises a first positioning block, a second positioning block and a base, the bottom of the first positioning block is fixedly connected with the top of the base, the bottom of the second positioning block protrudes downwards to form a sliding block, the top of the base is provided with a sliding groove, the shape and the size of the sliding block are matched with the shape and the size of the sliding groove, and the sliding block always slides along the length of the sliding groove, the second positioning block moves along the sliding groove to realize approaching and departing from the first positioning block; designing a chain positioning component matched with a chain to be processed according to different chain models (40, 48, 56, 64 and 72), wherein the opposite sides of the top ends of the first positioning block and the second positioning block are arranged in a mirror symmetry manner to form chain fixing positions, and the shapes and the sizes of the chain fixing positions are matched with the shapes and the sizes of rollers of the chain to be processed; the periphery of the chain positioning component is provided with a plurality of guide shafts, the guide shafts are vertically and fixedly arranged with the top of the workbench, guide plates are sleeved on the guide shafts in a clearance manner, the guide plates are positioned above the chain positioning component, the guide plates are fixedly provided with punching nail fixing components, the bottom of each punching nail fixing component is provided with a plurality of detachable punching nails or a plurality of riveting punching nails, so that chain link and chain loop connection can be realized, when the chain is required to be detached, the detachable punching nails are used, otherwise, the riveting punching nails are replaced, a hydraulic cylinder is arranged above the punching nail fixing components, the hydraulic cylinder is communicated with an external hydraulic station through a hydraulic oil circuit, the hydraulic cylinder is fixedly connected with the top end of the guide shafts through a fixing plate, the bottom of a push rod of the hydraulic cylinder is fixedly connected with the top of the punching nail fixing components so as to control the punching nail fixing components to move along the vertical direction, the extension line of the central axis of the push rod of the hydraulic cylinder just falls on the central parting surface of the chain positioning assembly and can also be arranged at the center of the workbench, so that the rigidity of the fixed tool can be improved, the bending can be avoided, and the vibration caused by the inconsistency of the stress center with the center of the equipment and the center of the tool can be reduced when the equipment is used.

The utility model discloses it is main to tear open festival or ring joint to big specification chain more than 40 models. Because the large-scale chain of more than 40 models is mainly used on the large-scale equipment of low-speed heavy load, the outer end festival of chain is pushed out greatly, and traditional festival mode of tearing open has relied on artifical the original part of striking destruction chain, and whole chain weight is heavy, is difficult for removing, removes.

Furthermore, the number of the guide shafts is two, and the guide shafts are respectively positioned on two sides of the chain positioning assembly.

Furthermore, the two chain fixing positions are tooth-shaped structures, and the tooth-shaped structures are the same as the diameters of the rollers of the chains to be processed according to the three-arc straight-line tooth shape design.

Furthermore, a plurality of through holes are formed in the guide plate, a bearing which is coaxial with the through holes is fixedly arranged on the guide plate, and the guide shaft is sleeved in the bearing.

Furthermore, the punching nail fixing assembly comprises a guide connecting piece A, a guide connecting piece B, a punching nail fixing plate, a connecting screw rod and a punching nail fixing sleeve, the top of the guide connecting piece A is fixedly connected with the bottom of a push rod of the hydraulic cylinder through a fastening bolt, the bottom of the guide connecting piece A is of an inverted T-shaped structure, the top of the guide connecting piece B is provided with a groove with an upward T-shaped opening in cross section, the bottom of the guide connecting piece A is in interference fit with the groove of the guide connecting piece B, and the bottom of the guide connecting piece B is detachably and fixedly connected with the top of the guide plate;

towards nail fixed plate fixed connection in the bottom of deflector, towards the bottom of nail fixed plate and can dismantle through the connecting lead screw and be connected with a plurality of towards fixed covers of nail, and is a plurality of towards all can dismantle in the fixed cover of nail and be provided with to tear open the festival towards the nail, perhaps a plurality of towards can dismantle in the fixed cover of nail and be provided with the riveting towards the nail.

Further, the number of the punching nail fixing sleeves is 2.

Furthermore, a bearing plate is arranged at the lower end of the walking rack, and the disassembled chain positioning assembly is placed on the bearing plate.

Further, the top side of workstation is provided with the handspike, it is the universal wheel to remove the subassembly, and quantity is 4.

Further, the extension line of the central axis of the push rod of the hydraulic cylinder just falls on the central parting surface of the chain positioning assembly.

Further, the base is provided with a hole plate or a hole-free plate; the top of the plate with the holes is provided with a plurality of holes for the link dismounting process of the chain to be processed, the center connecting line of the plurality of holes is a straight line positioned between the first positioning block and the second positioning block, the distance between the centers of two adjacent holes is equal to the distance between the centers of two adjacent pin shafts in the chain to be processed, and the diameter of the cross section of each hole is larger than that of each pin shaft; the top of the hole-free plate is a complete plane and is used for a loop joint process of a chain to be processed; the centers of the plurality of the section-disassembling punching nails or the riveting punching nails correspond to the centers of the holes with the hole plates one by one.

The utility model discloses following beneficial effect has:

(1) the utility model discloses a chain positioning component's chain fixed position adopts and chain roller shape, size assorted structure for closely mesh together according to chain drive meshing mechanism, produce the drunkenness when avoiding the loading, simultaneously, put the central axis of the push rod of pneumatic cylinder on the center parting die face of chain fixed component, improved the rigidity of chain fixed component, avoided crooked, can reduce the vibration that causes because the stress center is inconsistent with equipment, frock center when equipment uses again, guaranteed to tear apart the knot, the link joint in-process chain structure is intact;

(2) the utility model has the functions of joint disassembly and ring joint, thereby effectively saving the equipment quantity and reducing the cost;

(3) the utility model discloses the chain more than big specification 40A that is applicable to that can be fine only needs to move equipment and to waiting near processing chain can realize work, has solved among the prior art big specification 40A and has torn open the difficult problem that the festival, ring joint are inconvenient when the installation with last chain, has reduced operating personnel's working strength, has prevented that the part is impaired, has improved work efficiency.

Through the mode practice chain of using pneumatic cylinder and impact pin tear open festival or ring joint, improved the operation precision greatly, reduced staff's working strength, reduced because of tearing open the defective rate of festival or ring joint in-process.

Drawings

Fig. 1 is a schematic front view of an embodiment provided by the present invention;

FIG. 2 is an enlarged schematic view of the structure of portion A of FIG. 1;

fig. 3 is a schematic perspective view of an embodiment of the present invention;

fig. 4 is a schematic perspective view of a chain positioning assembly and a chain assembly according to an embodiment of the present invention;

fig. 5 is a schematic left view of a chain positioning assembly and a chain combination according to an embodiment of the present invention;

FIG. 6 is a schematic top view of a chain positioning assembly and chain combination according to an embodiment of the present invention;

in the figure: 10. the device comprises a walking frame 101, a supporting plate 102, a hand push rod 103, a universal wheel 11, a workbench 2, a chain positioning assembly 200, a chain 21 to be processed, a first positioning block 22, a second positioning block 221, a sliding block 23, a base 231, a sliding groove 24, a chain fixing position 3, a guide shaft 31, a bearing 4, a guide plate 41, a punching nail fixing assembly 411, a guide connecting piece A412, a guide connecting piece B413, a punching nail fixing plate 414, a connecting screw rod 415, a punching nail fixing sleeve 42, a joint-removing punching nail or riveting punching nail 5, a hydraulic cylinder 51, a fixing plate 52 and a hydraulic oil circuit.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The first embodiment is as follows:

as shown in FIGS. 1-6, a festival, ring joint equipment are torn open to big specification chain movable hydraulic pressure, including walking frame 10, the bottom of walking frame 10 is provided with the removal subassembly all around, walking frame 10 accessible removes subassembly shift position, conveniently removes the mounted position of chain, need not remove, remove whole chain, only need with equipment pneumatic cylinder be connected to near oil pressure station can, convenient to use is swift, the top of walking frame 10 sets up to workstation 11, the top of workstation 10 can be dismantled and be provided with chain locating component 2, chain locating component 2 includes first locating piece 21, second locating piece 22 and base 23, the bottom of first locating piece 21 and the top fixed connection of base 23, the bottom of second locating piece 22 is protruding downwards and is set up to slider 221, spout 231 has been seted up at the top of base 23, the shape of slider 221, The size of the second positioning block 22 is matched with the shape and the size of the sliding groove 231, the sliding block 221 slides along the length of the sliding groove 231 all the time, and the second positioning block 22 moves along the sliding groove 221 to approach and separate from the first positioning block 21;

designing a chain positioning component 2 matched with a chain 200 to be processed according to different chain models (40, 48, 56, 64 and 72), wherein opposite sides of the top ends of the first positioning block 21 and the second positioning block 22 are arranged as chain fixing positions 24 in a mirror symmetry manner, and the shapes and the sizes of the chain fixing positions 24 are matched with those of rollers of the chain 200 to be processed;

the periphery of the chain positioning component 2 is provided with a plurality of guide shafts 3, the guide shafts 3 are vertically and fixedly arranged with the top of the workbench 10, guide plates 4 are sleeved on the guide shafts 3 in a clearance manner, the guide plates 4 are positioned above the chain positioning component 2, punching nail fixing components 41 are fixedly arranged on the guide plates 4, a plurality of section disassembling punching nails 42 or a plurality of riveting punching nails 42 are arranged at the bottoms of the punching nail fixing components 41, so that chain section disassembling and chain ring connecting can be realized, when the section is required to be disassembled, the section disassembling punching nails are used, otherwise, the riveting punching nails are replaced, a hydraulic cylinder 5 is arranged above the punching nail fixing components 41, and the hydraulic cylinder 5 is communicated with an external hydraulic station through a hydraulic oil path 52;

the hydraulic cylinder 5 is fixedly connected with the top end of the guide shaft 3 through a fixing plate 51, the bottom of a push rod of the hydraulic cylinder 5 is fixedly connected with the top of the punching nail fixing component 41 to control the punching nail fixing component 41 to move along the vertical direction, and pressure provided by the hydraulic cylinder 5 is transmitted to the disassembled punching nail or the ring-jointed punching nail through the punching nail fixing component 41.

The utility model discloses it is main to tear the festival open to big specification chain more than 40 models. Because the large-scale chain of more than 40 models is mainly used on the large-scale equipment of low-speed heavy load, the outer end festival of chain is pushed out greatly, and traditional festival mode of tearing open has relied on artifical the original part of striking destruction chain, and whole chain weight is heavy, is difficult for removing, removes.

Further, the number of the guide shafts 3 is two, and the guide shafts are respectively located at two sides of the chain positioning assembly 2.

Further, the two chain fixing positions 24 are of a tooth-shaped structure, and the tooth-shaped structure is the same as the diameter of the roller of the chain to be processed 200 according to a three-arc straight-line tooth-shaped design.

Furthermore, a plurality of through holes are formed in the guide plate 4, a bearing 31 which is coaxial with the through holes is fixedly arranged on the guide plate 4, and the guide shaft 3 is sleeved in the bearing 31.

Further, the punching nail fixing assembly 41 comprises a guide connecting piece A411, a guide connecting piece B412, a punching nail fixing plate 413, a connecting screw rod 414 and a punching nail fixing sleeve 415, the top of the guide connecting piece A411 is fixedly connected with the bottom of a push rod of the hydraulic cylinder 5 through a fastening bolt, the bottom of the guide connecting piece A411 is of an inverted T-shaped structure, the top of the guide connecting piece B412 is provided with a groove with an upward T-shaped opening in cross section, the bottom of the guide connecting piece A411 is in interference fit with the groove of the guide connecting piece B412, and the bottom of the guide connecting piece B412 is detachably and fixedly connected with the top of the guide plate 4;

towards nail fixed plate 413 fixed connection in the bottom of deflector 4, towards the bottom of nail fixed plate 413 and can dismantle through connecting lead screw 414 and be connected with a plurality of towards fixed cover 415 of nail, all can dismantle in a plurality of towards fixed cover 415 of nail and be provided with and tear a festival towards nail 42, perhaps can dismantle in a plurality of towards fixed cover 415 of nail and be provided with riveting towards nail 42.

Further, the number of the punch pin fixing sleeves 415 is 2.

Further, a supporting plate 101 is arranged at the lower end of the traveling frame 10, and the disassembled chain positioning assembly 2 is placed on the supporting plate 101.

Further, a push rod 102 is disposed on the top side of the working platform 10, and the moving components are universal wheels 103, the number of which is 4. The trolley type design is formed by the hand push rod 102 and the universal wheels 103, the chain can be conveniently moved to a chain mounting position, the heavy chain does not need to be moved, only the equipment oil hydraulic cylinder needs to be connected to a nearby oil hydraulic station, and the use is convenient and rapid.

Furthermore, the extension line of the central axis of the push rod of the hydraulic cylinder 5 just falls on the central parting surface of the chain positioning component 2, and can also be arranged at the center of the workbench, so that the rigidity of the fixed tool 6 can be improved, the bending can be avoided, and the vibration caused by the inconsistency of the stress center with the center of the equipment and the center of the tool can be reduced when the equipment is used.

Further, the base 23 is provided with a hole plate or a hole-free plate; the top of the plate with holes is provided with a plurality of holes for the link dismounting process of the chain 200 to be processed, the center connecting line of the plurality of holes is a straight line between the first positioning block 21 and the second positioning block 22, the distance between the centers of two adjacent holes is equal to the distance between the centers of two adjacent pin shafts in the chain 200 to be processed, and the diameter of the cross section of each hole is larger than that of each pin shaft; the top of the hole-free plate is a complete plane and is used for the ring joint process of the chain 200 to be processed; the centers of the plurality of the section disassembling punching nails 42 or the riveting punching nails 42 correspond to the centers of the holes with the hole plates one by one.

The specific application process is as follows.

Chain ring joint: put into the riveting towards the nail in towards fixed cover 415 of nail, the base 23 that will set up to no hole board is connected to workstation 11 through the bolt anchor, stir second locating piece 22 to the distance apart from first locating piece 21 furthest, promote walking frame 10 to wait to process near of chain 200, with hydraulic circuit 52 with near oil pressure station be connected, will wait to process chain 200 and press close to first locating piece 21, and contact chain fixed position 24 and the roller side of waiting to process chain 200, it will wait to process the extrusion of chain 200 to remove second locating piece 22, start hydraulic cylinder 5, it pushes down from waiting to process the round pin axle top of chain 200 to dash nail 42 to rivet, accomplish the riveting.

Disassembling the chain: the section-dismantling punching nail is placed in the punching nail fixing sleeve 415, the base 23 which is set to be a hole plate is connected to the workbench 11 through bolt anchoring, the second positioning block 22 is shifted to the farthest distance away from the first positioning block 21, the traveling frame 10 is pushed to the position near the chain 200 to be machined, the hydraulic oil circuit 52 is connected with the oil pressure station nearby, the chain 200 to be machined is close to the first positioning block 21, the chain fixing position 24 is contacted with the side face of a roller of the chain 200 to be machined, the second positioning block 22 is moved to extrude the chain 200 to be machined, the hydraulic cylinder 5 is started, the section-dismantling punching nail 42 is pressed downwards from the top of a pin shaft of the chain 200 to be machined, the chain 200 to be machined is taken out after the pin shaft is pressed for a certain distance, an auxiliary device is used for taking the pin shaft out of the chain 200 to be machined, and section dismantling.

The above is the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures or equivalent processes that the contents of the specification and the drawings are used for conversion, or directly or indirectly applied to other related technical fields, all the same principles are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a festival, ring joint equipment are torn open to big specification chain movable hydraulic pressure which characterized in that: the chain positioning device comprises a walking rack, wherein moving assemblies are arranged on the periphery of the bottom of the walking rack, the top of the walking rack is provided with a workbench, a chain positioning assembly is detachably arranged on the top of the workbench and comprises a first positioning block, a second positioning block and a base, the bottom of the first positioning block is fixedly connected with the top of the base, the bottom of the second positioning block protrudes downwards to form a sliding block, the top of the base is provided with a sliding groove, the shape and the size of the sliding block are matched with those of the sliding groove, the sliding block always slides along the length of the sliding groove in the sliding groove, and the second positioning block moves along the sliding groove to realize approaching and separating with and from the first positioning block; the opposite sides of the top ends of the first positioning block and the second positioning block are mirror-symmetrically arranged to be chain fixing positions, and the shape and the size of each chain fixing position are matched with those of a roller of a chain to be processed; the periphery of chain locating component is provided with a plurality of guiding axles, the guiding axle sets up with the top vertical fixation of workstation, the deflector has been put to the clearance cover on the guiding axle, the deflector is located chain locating component's top, the fixed nail fixing component that dashes that is provided with on the deflector, the bottom of dashing the nail fixing component is provided with a plurality of sections of tearing open and dashes the nail or is provided with a plurality of riveting and dashes the nail, and the pneumatic cylinder is through the top fixed connection of a fixed plate with the guiding axle, the push rod bottom of pneumatic cylinder and the top fixed connection of dashing the nail fixing component are with the control towards the nail fixing component along vertical direction motion, the extension line of the central axis of the push rod of pneumatic cylinder just falls on chain locating component's central parting face.

2. The large format chain movable hydraulic link breaking and articulating apparatus of claim 1 wherein: the number of the guide shafts is two, and the guide shafts are respectively positioned on two sides of the chain positioning assembly.

3. The large format chain movable hydraulic link breaking and articulating apparatus of claim 1 wherein: the two chain fixing positions are of tooth-shaped structures, and the tooth-shaped structures are the same as the diameters of the rollers of the chains to be processed according to the three-arc straight-line tooth shape design.

4. The large format chain movable hydraulic link breaking and articulating apparatus of claim 1 wherein: a plurality of through holes are formed in the guide plate, a bearing which is coaxial with the through holes is fixedly arranged on the guide plate, and the guide shaft is sleeved in the bearing.

5. The large format chain movable hydraulic link breaking and articulating apparatus of claim 1 wherein: the punching nail fixing assembly comprises a guide connecting piece A, a guide connecting piece B, a punching nail fixing plate, a connecting screw rod and a punching nail fixing sleeve, the top of the guide connecting piece A is fixedly connected with the bottom of a push rod of a hydraulic cylinder through a fastening bolt, the bottom of the guide connecting piece A is of an inverted T-shaped structure, the top of the guide connecting piece B is provided with a groove with an upward T-shaped opening in cross section, the bottom of the guide connecting piece A is in interference fit with the groove of the guide connecting piece B, and the bottom of the guide connecting piece B is detachably and fixedly connected with the top of a guide plate;

6. The large format chain movable hydraulic link breaking and articulating apparatus of claim 5 wherein: the number of the punching nail fixing sleeves is 2.

7. The large format chain movable hydraulic link breaking and articulating apparatus of claim 1 wherein: the lower end of the walking frame is provided with a bearing plate, and the bearing plate is provided with a disassembled chain positioning assembly.

8. The large format chain movable hydraulic link breaking and articulating apparatus of claim 1 wherein: the top side of workstation is provided with the handspike, it is the universal wheel to remove the subassembly, and quantity is 4.

9. The large format chain movable hydraulic link breaking and articulating apparatus of claim 1 wherein: the base is provided with a hole plate or a hole-free plate; the top of the plate with the holes is provided with a plurality of holes for the link dismounting process of the chain to be processed, the center connecting line of the plurality of holes is a straight line positioned between the first positioning block and the second positioning block, the distance between the centers of two adjacent holes is equal to the distance between the centers of two adjacent pin shafts in the chain to be processed, and the diameter of the cross section of each hole is larger than that of each pin shaft; the top of the hole-free plate is a complete plane and is used for a loop joint process of a chain to be processed; the centers of the plurality of the section-disassembling punching nails or the riveting punching nails correspond to the centers of the holes with the hole plates one by one.