99results about "Metal chainmaking tools" patented technology

A portable disassembly tool is provided to disassemble a track link assembly from a machine by removing opposed track links from the track link assembly. The portable disassembly tool includes first and second members that are tightly secured to the track link to be removed by a plurality of fasteners. The second member has clearance holes therein to freely receive the ends of the associated track pin assemblies. A third member having spacer members extending therefrom is disposed adjacent to the second member with the spacer members extending into the respective clearance holes into contact with the ends of the track pin assemblies and secured to the second member by a second plurality of fasteners. By alternately tightening the plurality of fasteners, the track link is pulled from the associated track pin assemblies. During the removal of the track link, binding in any direction is overcome.

The present invention provides a portable machine for assembling a track for a track type work machine. A positioning block is provided for alignment of a pair of track pins that are to receive an outer track joint. A portable assembly tool having a pair of contact tools is adapted to receive a pair of outer track joints. The assembly tool is positioned over the positioning block and a hydraulic ram is extended to press each of the outer track links onto the track pins. The present invention is used with track assemblies that do not require master links.

The present invention includes a portable disassembly tool 56 for removing outer track links 36 from a track chain assembly 12. The disassembly tool 56 includes a body adapted to engage the track chain assembly and a moveable ram 66 to engage a pair of track pins 46. During extension of the ram 66, the body 58 engages an outer track link 36 and removes it from the track pins 46. Additionally, a “V” block 104 is provided to engage the track pins 46 and hold the track chain assembly 12 together after the outer track links 36 have been removed.

A bicycle chain splitter comprises a splitter body, an actuating member and a guiding member. The splitter body includes a guiding hole and a through hole that are aligned with each other. Between the guiding hole and the through hole is formed an assembly space for holding the chain. The actuating member is forced to move in the guiding hole of the splitter body. The guiding member is pre-inserted into the through hole of the splitter body and the assembly holes of the chain. The positioning pin is pushed by the actuating member into the assembly holes of the chain under the guidance of the guiding member.

A ratchet arrangement of a chain splitter comprises a rotating rod integrally formed at a side of the ratchet wrench, and the rotating rod is to be screwed in a threaded hole of a splitter body. The ratchet wrench can reduce the required revolving space and the whole packing of the chain splitter, thus saving the required space when transporting the packed chain splitter.

A system for servicing machine track includes a press having a housing and a reaction bolster coupled therewith, and first and second tool support plates. A first service tool set for assembling track links onto track pins is configured to couple with the first and second tool support plates. A second service tool set for disassembling track links from track pins is configured to couple with the first and second tool support plates. In a first assembly configuration, the system is adapted to field service a first type of machine track, whereas in a second assembly configuration the system is adapted to field service a different type of machine track.

A device for assembling and disassembling a bicycle chain comprises a main body, an actuating member, a rod member, a pulling member, and an elastic plate. The rod member, the pulling member and the elastic plate are connected to one another to guide a positioning member to be assembled into the assembling holes in a balance manner, so that the device for assembling and disassembling a bicycle chain makes the assembly of the chain more convenient and simple.

A chain plate flattening device for chain machining comprises a tank body. A first motor is fixedly connected with one side of the bottom of an inner cavity of the tank body. A conveying belt is in engagement transmission with the outer surface of a first gear. A machining mold is fixedly connected with the side, away from the bottom of the inner cavity of the tank body, of a damping device. A roller lead screw is rotationally connected with the side, close to a first supporting rod, of a second supporting rod. A hydraulic device is fixedly connected with the side, away from a supporting table, of a threaded sliding block. A bristle brush is fixedly connected with the side, away from the threaded sliding block, of the hydraulic device. A radiating fan is fixedly connected with one side ofthe top of the inner cavity of the tank body. A driving device is fixedly connected with the middle of the top of the inner cavity of the tank body. The invention relates to the technical field of chain machining. Through the device, materials can be fed automatically, the effect that the overlapping phenomenon of chain plates is avoided is ensured, the machining quality is guaranteed, smooth completion of subsequent machining is ensured, the materials can be discharged automatically, manual operation is avoided, human body safety is ensured, thus, the machining efficiency is improved, and time is saved.

A chain assembling-disassembling structure includes an assembling base, a first clamping component, a second clamping component, a penetrating shaft and a driving shaft. The assembling base has a fixing portion and the fixing portion has a concave edge for receiving a bushing of the chain section. And, the assembling base includes a first portion and a second portion vertically formed at two opposite ends thereof for respectively engaging with the first and second clamping components. Here, the first and second clamping components together clamp and restrict the chain. The second clamping component has a tubular shape for being inserted by the penetrating shaft, and then, the driving shaft can further be locked into the second clamping component. By turning the driving shaft, the penetrating shaft can be forced to push out a pin, which is used for jointing the inner and outer link plates of the chain.

There is provided a highly durable and compact chain disconnecting and connecting tool that may be used for a chain at a sprocket part for winding the chain and that can receive an operational load at two places. A first block has a pressure actuating member screwed therewith and a coupling member fixed thereto. A second block is coupled with the first block turnably by the coupling member and has a closed-end hole on one side and a through hole on another side of the block. The tool is attached to the chain from an opening while positioned and engaging an edge projection of a tap bolt that is screwed with the first block with the closed-end hole or the through hole.

The invention relates to a cutter, in particular to an assembly chain cutter. The assembly chain cutter aims at achieving the technical purposes that a chain can be fixed to be cut off so that the hands can be prevented from being injured, and the cut-off portion is accurate. The assembly chain cutter comprises a base, a box body, a cover plate, a first inverted-L-shaped plate, a movable rod, a pull plate, a tapping block, a first spring, a second inverted-L-shaped plate, a guide rod, a bolt, a contact block and the like; the right side of the top of the base is fixedly connected with the boxbody, the cover plate is rotatably connected to the upper portion of the right side of the box body and cooperates with the box body, a feeding port is formed in the left side of the top of the box body, and a fixing block is fixedly connected to the left side of the outer top of the box body. According to the assembly chain cutter, under the function of a pressing block, the chain can be fixed, and therefore the situation can be avoided that the chain moves and the cut-off portion deviates; by pulling the pull plate, the bolt can cut off the chain, an operator more conveniently cuts off the chain, and the hands can also be prevented from being injured by a crashing object.

A compact chain cutting apparatus for automatically shearing and opening a chain link of a selected thickness in one operation is disclosed. The apparatus includes a housing, a first shearing member, a second shearing member, and an electro-hydraulic actuator system. The first shearing member is mounted to the housing. The second shearing member is pivotally mounted to the housing for movement to exert, in cooperation with the first shearing member, shearing and bending forces upon the chain link. The electro-hydraulic actuator system cooperates with the second shearing member to move automatically the second shearing member to shear and to bend the chain link, thereby defining an opening in the chain link greater than the thickness of the link.

The invention discloses a chain dismounting device which comprises a rack, a punching machine, a chain running rail, chain wheels and a drive mechanism. The rack is provided with a work table board, the chain running rail is arranged on the work table board, the chain wheels are arranged on the rack and protrude out of the work table board, the chain wheels are arranged next to the chain running rail, the punching machine is arranged on the work table board, a puncher pin of the punching machine is arranged over the chain running rail, and the drive mechanism is connected with the chain wheels and drives the chain wheels to rotate. According to the device, manpower is not needed for chain dismounting, mechanical chain dismounting is completely achieved, manpower is replaced with the machine, dismounting efficiency is greatly improved, usage manpower is reduced, and the production cost of enterprises is lowered.

A device for assembling and disassembling a bicycle chain comprises a main body, an actuating member, a rod member, a pulling member, and an elastic plate. The rod member, the pulling member and the elastic plate are connected to one another to guide a positioning member to be assembled into the assembling holes in a balance manner, so that the device for assembling and disassembling a bicycle chain makes the assembly of the chain more convenient and simple.

A compact chain cutting apparatus for automatically shearing and opening a chain link of a selected thickness in one operation is disclosed. The apparatus includes a housing, a first shearing member, a second shearing member, and an electro-hydraulic actuator system. The first shearing member is mounted to the housing. The second shearing member is pivotally mounted to the housing for movement to exert, in cooperation with the first shearing member, shearing and bending forces upon the chain link. The electro-hydraulic actuator system cooperates with the second shearing member to move automatically the second shearing member to shear and to bend the chain link, thereby defining an opening in the chain link greater than the thickness of the link.

The invention relates to a maintenance device for a chain buckle of a double-chain conveying machine, and belongs to the field of material conveyance. The maintenance device consists of a positive pull buckle, a reverse pull buckle, a left screw rod, a right screw rod and a hexagon nut sleeve, wherein the end surfaces of the positive pull buckle and the revere pull buckle are respectively provided with two unfair screw holes, one end of the left screw rod is connected with the screw hole of the positive pull buckle, one end of the right screw rod is connected with the screw hole of the reverse pull buckle, and the two ends of the hexagon nut sleeve are respectively and movably connected with the other end of the left screw rod and the right screw rod. The maintenance device is arranged between two adjacent baffle strips of the chain buckle to be maintained on the double-chain conveying machine, the device can realize the matched use, the positive pull buckle and the reverse pull buckle are respectively used for clamping the two adjacent baffle strips arranged on the double-chain conveying machine, the two unfair screw holes are respectively formed in the end surfaces of the positive pull buckle and the reverse pull buckle, in addition, the screw rods are installed, the hexagon nut sleeve is used for connecting the two screw rods, the hexagon nut sleeve is regulated so that the distance between the two adjacent baffle strips conforms to the installing chain buckle pitch, and the installation is convenient.

The invention discloses a two-row chain pre-pull and joint dismantling device, which comprises a pre-pull mechanism and a joint dismantling mechanism. A chain stacking plate is arranged between the pre-pull mechanism and the joint dismantling mechanism, the joint dismantling mechanism comprises a working table, a joint dismantling module is arranged on the working table, a chain engaging-in channel and a chain engaging-out channel are arranged at the two ends of the joint dismantling module correspondingly, a driving sprocket wheel is arranged at the chain engaging-in channel, the driving sprocket wheel is connected with a servo motor through a planetary reducer, and a laser marking machine is arranged on the position, on one side of the chain engaging-in channel, of the working table. Thetwo-row chain pre-pull and joint dismantling device has the advantages of realizing pre-pull and joint dismantling continuous processing of a double-row chain, high operation stability, long servicelife of the device, good quality of processed products and environmental protection.

A highly durable and compact chain disconnecting and connecting tool that may be used for a chain at a sprocket part for winding the chain and that can receive an operational load at two places is provided. A first block has an engaged pressure actuating member coupling member. A second block is coupled with the first block turnably by the coupling member and has a cutout on one side and a through hole on another side of the block. The tool is attached to the chain from an opening while positioned engagement with an edge projection of a tap bolt that is screwed with the first block and with the cutout or the through hole.

The invention relates to roller chain tensioning pliers, which comprise a fixed left half part, a movable right half part and a double-hole connecting block, wherein the left half part comprises a claw at the front end, a handle at the back end and a convex fork-shaped articulated part in the middle; and the movable right half part comprises a reversed L-shaped movable claw at the front end and a movable handle at the back side. The fixed left half part, the movable right half part and the double-hole connecting block form the tensioning pliers with a four-rod principle, can quickly tension a chain, and is suitable for installation and replacement of a heavy long chain and a flow production line with pressed requirement for maintenance time, thereby effectively reducing the maintenance time, improving the equipment operation rate, improving the comprehensive production efficiency, having the advantages of simple structure, reasonable design and good use effect, and being very favorable for popularization and implementation.

The invention discloses a chain cutting device. The problem that a traditional chain cutting device can only demount chains of one specification is solved. Separation blades and chain axle clamping slots of the traditional chain cutting device are changed to be movable, therefore, compatibility of the chain cutting device for various chains is increased, and the chain cutting device has good social benefits and economic benefits.

A tool is provided for connecting and disconnecting links of a conveyor chain. The tool includes a base, a chain guide plate mounted on the base for supporting a length of conveyor chain in a fixed position relative to the base, and a backup block carried on the base. A pin extraction / insertion block is positioned on the base with the chain guide plate positioned between the backup block and the pin extraction / insertion block. A ram is carried on the pin extraction / insertion block for extracting a pin from a position in aligned holes in adjacent links while the chain is held in its fixed position, and an insertion rod is carried on the pin extraction / insertion block for inserting a pin in aligned holes in adjacent links.

A bicycle breaker assembly received in a folding tool unit includes a chain breaker having a body which has a first protrusion and a second protrusion respectively extending from two ends thereof, and a recess is defined in between the first and second protrusion. A push member threadedly extends through the first protrusion. A tire-removal member is pivotably connected to the second protrusion. The second protrusion has a groove, and a support member extends from the recess. The tire-removal member has a stop extending therefrom which contacts the body when the tire-removal member is pivoted relative to the second protrusion of the body.

The invention discloses a chain cutter. The chain cutter comprises a base, a chain positioning tooth and a spiral ejector rod, wherein the chain positioning tooth and the spiral ejector rod are arranged on the base; a sliding chute is formed in a position, close to one side where the positioning tooth faces the spiral ejector rod, of the base in a downward penetrating mode; the axial direction of the sliding chute is vertical to that of the spiral ejector rod, a sliding block used for fixing a chain pin is arranged in the sliding chute and provided with a chain pin fixing hole in a penetrating mode, and the axial direction of the chain pin fixing hole is identical with the horizontal moving direction of an ejector pin of the ejector rod; a threaded rod hole communicated with the sliding chute is horizontally formed in the base, and a threaded rod used for fixing the sliding block is arranged in the threaded rod hole. Compared with the prior art, the chain cutter has the advantages that the position of the sliding block is adjusted and fixed through the threaded rod, and the chain pin is fixed through the chain pin fixing hole in the sliding block, so the chain pin can be horizontally pushed into a chain when the chain pin is connected with the chain, and the chain cutter is convenient to use and practical and cannot damage the chain.