CN216549295U

CN216549295U - Simple mold hanging frame for injection molding machine

Info

Publication number: CN216549295U
Application number: CN202122407311.8U
Authority: CN
Inventors: 傅南红; 蒋超杰; 贺天鹏; 金镖
Original assignee: Ningbo Zhafir Plastics Machinery Co ltd
Current assignee: Ningbo Zhafir Plastics Machinery Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-05-17
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a simple die-lifting frame for an injection molding machine, which comprises a cantilever member consisting of a vertical rod and a cantilever, a supporting member and a single-rail trolley, wherein the single-rail trolley can move back and forth on the cantilever, the front end of the cantilever is provided with a reset mechanism, the rear end of the cantilever is provided with a pulley mechanism, the supporting member is provided with a ratchet mechanism, the reset mechanism is connected with the front end of the single-rail trolley through a nylon rope, the rear end of the single-rail trolley is connected with the ratchet mechanism through a steel wire rope, the steel wire rope is guided by the pulley mechanism, the initial position of the single-rail trolley is that the front end of the single-rail trolley is tightly attached to the inner side of the front end of the cantilever, the ratchet mechanism winds up the steel wire rope to drive the single-rail trolley to move, when the single-rail trolley moves to a target position, the ratchet mechanism automatically winds up the nylon rope to drive the single-rail trolley to return to the initial position after the ratchet mechanism is removed; the single-rail trolley has the advantages that the back-and-forth movement of the single-rail trolley is realized by the matching of the ratchet mechanism and the reset mechanism, the cost is low, and the position of the single-rail trolley can be accurately controlled by the ratchet mechanism.

Description

Simple mold hanging frame for injection molding machine

Technical Field

The utility model relates to auxiliary equipment of an injection molding machine, in particular to a simple mold hanging frame for the injection molding machine.

Background

Because the existing injection mold has a large volume and a heavy weight and different molds need to be replaced when different parts are injected, the mold needs to be hoisted by some auxiliary hoisting equipment in the injection molding process. Common auxiliary hoisting equipment includes a portal frame and a traveling crane. The portal frame occupies a large area, needs application occasions to have very wide width, and the width of some small-sized injection molding machines is not large, so that the area of a factory building is greatly wasted by the portal frame. The traveling crane has higher requirements on the height and the width of a factory building, the traveling crane cannot be installed in the factory building without certain height and width, the cost for installing the traveling crane is very high, and the cost is high for a factory.

In order to solve the technical problems of the auxiliary hoisting equipment, a simple hoisting mould base is provided by the industry personnel, and generally comprises a cantilever member, a supporting member for supporting the cantilever member and a monorail trolley which can horizontally move back and forth on a cantilever in the cantilever member, wherein the monorail trolley is controlled to move to the position above a mould, and the mould is hoisted by using an electric hoist arranged on the monorail trolley. The simple formwork hanger occupies a small area, but the cost is not low because the back-and-forth movement of the monorail trolley and the rotation of the cantilever member are respectively controlled by the motor.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a simple mold hanging frame for an injection molding machine, which is low in cost.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides an injection molding machine is with simply hanging die carrier, includes cantilever member, is used for supporting cantilever member's supporting member, single track dolly, the cantilever member constitute by the montant of vertical setting and the cantilever that the level set up, the montant pass through supporting member connect on the fixture, the rear end of cantilever with the top fixed connection of montant, single track dolly set up in the cantilever on just single track dolly can the cantilever on make a round trip the horizontal motion, its characterized in that: the front end of the cantilever is provided with a reset mechanism, the rear end of the cantilever is provided with a pulley mechanism, the support member is provided with a ratchet mechanism, the reset mechanism is connected with the front end of the monorail trolley through a nylon rope, the rear end of the monorail trolley is connected with the ratchet mechanism through a steel wire rope, the steel wire rope bypasses the pulley mechanism to change the horizontal direction into the vertical direction under the guiding action of the pulley mechanism, the initial position of the monorail trolley is the position where the front end of the monorail trolley is tightly attached to the inner side of the front end of the cantilever, the ratchet mechanism winds up the steel wire rope to drive the monorail trolley to move in a no-load way, and the ratchet mechanism is locked to stop the monorail trolley when the monorail trolley moves to a position above a station where a heavy object needs to be lifted in a no-load way, after the ratchet mechanism is locked and removed, the reset mechanism automatically winds up the nylon rope to drive the monorail trolley to return to the initial position. When the simple mould hanging frame is used for hanging heavy objects, a manual or electric hoist needs to be configured.

The supporting member comprises a base and a support, wherein the base is provided with a fixing hole matched with the end of the vertical rod from top to bottom, one end of the support is provided with a fixing ring matched with the vertical rod, the bottom of the vertical rod penetrates through the fixing ring and then is inserted into the fixing hole, and the vertical rod is connected to one fixture through the base and is connected to the other fixture through the support. Can stabilize whole cantilever member through base and support, and because the montant passes solid fixed ring, the relative montant's of support position adjustable consequently not only provides convenience for the fixed of support, but also is applicable to the fixture of co-altitude not.

The vertical rod is provided with a radial through hole, and a force applying rod which can enable the cantilever member to rotate under the action of external force penetrates through the radial through hole. When the cantilever member needs to rotate and then operates, the force applying rod is inserted into the radial through hole, manual force is applied to the rotatable cantilever member through the force applying rod, the force applying rod can be a common steel pipe, and the cantilever member rotating device is convenient to operate, strong in practicability, durable, safe and low in cost.

And a reinforced inclined strut is arranged between the vertical rod and the bottom of the cantilever. The connection strength between the vertical rod and the cantilever is enhanced by the reinforcing inclined strut.

The resetting mechanism comprises an installation block, a first rotating shaft, a limiting ring, a limiting sleeve, a volute spiral spring and a first locking bolt, wherein a limiting disc is arranged on the limiting sleeve, the limiting disc divides the limiting sleeve into an inner area and an outer area, a first groove matched with the inner end of the volute spiral spring is arranged on the inner area of the limiting sleeve, the volute spiral spring is sleeved on the inner area of the limiting sleeve, the inner end of the volute spiral spring hooks the first groove, the rear end of the installation block is fixedly connected with the front end of the cantilever, one side of the installation block is provided with a limiting groove matched with the limiting ring, the other side of the installation block is provided with an installation groove used for accommodating the volute spiral spring and the limiting disc, and the installation block is provided with a second locking bolt positioned above the installation groove, A second groove communicated with the mounting groove and matched with the outer end head of the volute spiral spring, wherein the mounting block is provided with a shaft penetrating hole communicated with the limit groove and the mounting groove, the limit groove, the mounting groove and the shaft penetrating hole are coaxial, the limit ring is arranged on the first rotating shaft, the first rotating shaft sequentially penetrates through the limit groove, the shaft penetrating hole and the mounting groove and then is sleeved on the first rotating shaft, so that the limit ring is abutted against the groove bottom of the limit groove, the limit sleeve is abutted against the groove bottom of the mounting groove and the outer end head of the volute spiral spring hooks the second groove, the volute spiral spring is limited between the groove bottom of the mounting groove and the limit disc, the first locking bolt locks the outer side area of the limit sleeve and the first rotating shaft, the two ends of the first rotating shaft are respectively connected with one nylon rope, and the rear ends of the two nylon ropes are correspondingly connected with the two sides of the front end of the monorail trolley. The initial position of the monorail trolley is arranged on the inner side of the front end of the cantilever, the ratchet mechanism controls the monorail trolley to move in an idle load mode, the volute spiral spring is slowly tensioned, the ratchet mechanism controls the monorail trolley to stop moving when the monorail trolley moves to a position above a station where a heavy object to be lifted is needed, and the volute spiral spring keeps a tensioned state at the moment to lift the heavy object; after the monorail trolley unloads the heavy object, the ratchet mechanism unloads the control to the monorail trolley, and the monorail trolley returns to the initial position under the reset action of the volute spiral spring.

And baffle plates for preventing the nylon rope from sliding out are respectively arranged at the two shaft ends of the first rotating shaft. The nylon rope is wound on the shaft end of the first rotating shaft at the beginning or after the monorail trolley is reset, so that the nylon rope is prevented from sliding out by the baffle.

The ratchet mechanism comprises a mounting frame, a second rotating shaft, a hand wheel, a ratchet wheel, a pawl with a handle, a fixing pin, a torsion spring, a shaft sleeve and a second locking bolt, the front end of the mounting frame is fixed on the base, one side of the mounting frame is provided with a first through hole matched with the second rotating shaft, the other side of the mounting frame is provided with a second through hole matched with the shaft sleeve, the first through hole and the second through hole are coaxial and are respectively communicated with the inner cavity of the mounting frame, the hand wheel is arranged on one shaft end of the second rotating shaft, the other shaft end of the second rotating shaft penetrates through the first through hole, the inner hole of the ratchet wheel and the second through hole, the ratchet wheel is fixedly arranged on the second rotating shaft, the shaft sleeve penetrates through the second through hole and is sleeved on the other shaft end of the second rotating shaft, the shaft sleeve and the second rotating shaft are locked by the second locking bolt, the fixing pin is fixed on the pawl of the pawl with the handle, the torsion spring is installed on the fixing pin, one end of the torsion spring is connected to the mounting frame, the other end of the torsion spring is abutted to the handle of the pawl with the handle, two ends of the fixing pin are rotatably connected to the mounting frame, the handle of the pawl with the handle is exposed out of the mounting frame, and the lower end of the steel wire rope is connected to the shaft sleeve. The hand wheel can be connected to the shaft end of the second rotating shaft in a key connection mode; the ratchet wheel can be connected to the second rotating shaft in a welding mode; the ratchet mechanism is reset through a torsion spring. When the simple mold hanging frame for the injection molding machine works, a handle with a handle pawl is shifted to enable the pawl with the handle pawl to be inserted into teeth of a ratchet wheel, a hand wheel is rotated to enable a second rotating shaft to drive a shaft sleeve to rotate, the shaft sleeve is wound with a steel wire rope, the steel wire rope pulls a monorail trolley to move in an idle load mode, and the pawl with the handle pawl moves in the teeth of the ratchet wheel in the same direction in the rotating process of the hand wheel; when the monorail trolley moves to the position above a station where a heavy object needs to be lifted in an idle-load manner, the hand wheel stops rotating, and the pawl with the handle pawl is arranged in the teeth of the ratchet wheel and can prevent the ratchet wheel from rotating in the opposite direction under the recovery action of the volute spiral spring; after the monorail trolley lifts a heavy object and unloads the heavy object, the handle with the handle pawl is pulled, the handle pawl resets under the action of the torsion spring, the ratchet wheel rotates in the opposite direction under the recovery action of the spiral spring, and the monorail trolley returns to the initial position.

The pulley mechanism comprises support sheet metal component, pulley and pulley round pin, the support sheet metal component install in the rear end of cantilever on, pulley round pin fixed connection in the support sheet metal component on, pulley swing joint in the pulley round pin, wire rope's upper end walk around the pulley with single track dolly's rear end connect. The pulley mechanism mainly plays a role in guiding the steel wire rope.

The montant on be provided with zip fastener mechanism, zip fastener mechanism be located pulley mechanism under, zip fastener mechanism constitute by cable wire seat and protective sheath, the cable wire seat be fixed in the montant on, the upper end of protective sheath be fixed in the cable wire seat on, the lower extreme of protective sheath be fixed in the top of mounting bracket on, wire rope's lower extreme pass the protective sheath with the axle sleeve connect. A section of steel wire rope between the pulley and the steel wire rope seat can be always kept vertical by utilizing the zipper mechanism, and the section of steel wire rope is not influenced when the cantilever member rotates; because the cantilever member is located a section wire rope between wire rope seat and the mounting bracket can be twisted when rotatory, consequently set up the protecting pipe between wire rope seat and mounting bracket, utilize the protecting pipe protection wire rope.

The reset mechanism, the pulley mechanism, the zipper mechanism and the ratchet mechanism are all provided with protective sheet metal parts for preventing dust from entering. Through installing the protection sheet metal component additional, can prevent effectively that the dust from getting into each spare part in, avoid influencing the normal use of each spare part.

Compared with the prior art, the utility model has the advantages that:

1) this injection molding machine is with simple and easy mould frame that hangs utilizes ratchet and canceling release mechanical system's cooperation to realize the back and forth movement of single track dolly, need not to dispose the motor, and is with low costs.

2) The simple mold hanging frame for the injection molding machine controls the single-rail trolley to move to the position above a station of a heavy object needing to be hung in an idle load mode through the ratchet mechanism, and the ratchet mechanism can accurately control the position of the single-rail trolley to stop moving.

Drawings

Fig. 1 is a schematic structural diagram of a simple mold hanging rack (in the case of no protective sheet metal part) for an injection molding machine according to the present invention;

FIG. 2 is a schematic structural diagram of a simple mold hanging rack (in the case of a protective sheet metal part) for the injection molding machine of the present invention;

FIG. 3 is a schematic structural diagram of a reset mechanism in the simple mold hanging rack for the injection molding machine according to the present invention;

FIG. 4 is a partial cross-sectional view of the reset mechanism in the simple mold hanging rack for the injection molding machine of the present invention;

FIG. 5 is a schematic structural view of the simple mold hanging rack of the injection molding machine of the present invention with the reset mechanism removed of the mounting block;

FIG. 6 is a schematic structural diagram of a pulley mechanism in a simple mold lifting frame for an injection molding machine according to the present invention;

FIG. 7 is a schematic structural diagram of a ratchet mechanism in the simple mold hanging rack for the injection molding machine according to the present invention;

fig. 8 is a schematic structural view of the injection molding machine of the present invention with the mounting bracket removed (showing two states of the pawl).

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

The utility model provides a simple die hanging frame for an injection molding machine, which comprises a cantilever member 1, a supporting member 2 for supporting the cantilever member 1 and a monorail trolley 3, wherein the cantilever member 1 consists of a vertical rod 11 arranged vertically and a cantilever 12 arranged horizontally, the vertical rod 11 is connected to an external fixed object through the supporting member 2, the rear end of the cantilever 12 is fixedly connected with the top of the vertical rod 11, the monorail trolley 3 is arranged on the cantilever 12, the monorail trolley 3 can horizontally move back and forth on the cantilever 12, the front end of the cantilever 12 is provided with a reset mechanism 4, the rear end of the cantilever 12 is provided with a pulley mechanism 5, the supporting member 2 is provided with a ratchet mechanism 6, the reset mechanism 4 is connected with the front end of the monorail trolley 3 through a nylon rope 81, the rear end of the monorail trolley 3 is connected with the ratchet mechanism 6 through a steel wire rope 82, the steel wire 82 bypasses the pulley mechanism 5 and changes the horizontal trend into the vertical trend under the guiding action of the pulley mechanism 5, the initial position of the monorail trolley 3 is the position where the front end of the monorail trolley 3 is tightly attached to the inner side of the front end of the cantilever 12, the ratchet mechanism 6 winds up the steel wire rope 82 to drive the monorail trolley 3 to do no-load motion, when the monorail trolley 3 does not move to the position above a station where a heavy object needs to be lifted, the ratchet mechanism 6 is locked to stop the monorail trolley 3, and after the ratchet mechanism 6 is locked and removed, the reset mechanism 4 automatically winds up the nylon rope 81 to drive the monorail trolley 3 to return to the initial position. When the simple mould hanging frame is used for hanging heavy objects by using the injection molding machine, a manual or electric hoist needs to be configured; the nylon rope 81 is easy to bend, and the resetting mechanism 4 and the monorail trolley 3 can be connected through the nylon rope 81 because the nylon rope 81 does not exert force under all working conditions; the steel wire rope 82 is high in strength, large in bearing capacity and durable, and the gliding force of a heavy object needs to be balanced when the heavy object is hoisted, so that the ratchet mechanism 6 is connected with the monorail trolley 3 through the steel wire rope 82.

In this embodiment, the supporting member 2 is composed of a base 21 and a support 22, the base 21 is provided with a fixing hole (not shown) matching with the end of the vertical rod 11 from top to bottom, one end of the support 22 is provided with a fixing ring 23 matching with the vertical rod 11, the bottom of the vertical rod 11 passes through the fixing ring 23 and then is inserted into the fixing hole, and the vertical rod 11 is connected to an external fixture through the base 21 and is connected to another external fixture through the support 22. The whole cantilever member 1 can be stabilized by the base 21 and the support 22, and since the vertical rod 11 passes through the fixing ring 23, the position of the support 22 relative to the vertical rod 11 can be adjusted, which not only provides convenience for fixing the support 22, but also can be applied to fixtures with different heights.

In this embodiment, the vertical rod 11 is provided with the radial through hole 13, and the force applying rod (not shown in the figure) which can rotate the cantilever member 1 under the action of external force is arranged through the radial through hole 13, so that when the cantilever member 1 needs to rotate and then operates, the force applying rod is inserted into the radial through hole 13, manual force is applied to the rotatable cantilever member 1 through the force applying rod, the force applying rod can be a common steel pipe, and the steel pipe type cantilever member rotating device is convenient to operate, strong in practicability, durable, safe and low in cost.

In the present embodiment, a reinforcing brace 14 is disposed between the vertical rod 11 and the bottom of the cantilever 12, and the connection strength between the vertical rod 11 and the cantilever 12 is reinforced by the reinforcing brace 14.

In this embodiment, the reset mechanism 4 comprises an installation block 41, a first rotating shaft 42, a limiting ring 43, a limiting sleeve 44, a spiral spring 45 and a first locking bolt 46, wherein the limiting sleeve 44 is integrally provided with a limiting disc 47, the limiting disc 47 divides the limiting sleeve 44 into an inner area 441 and an outer area 442, the inner area 441 of the limiting sleeve 44 is provided with a first groove (not shown) adapted to an inner end of the spiral spring 45, the spiral spring 45 is sleeved on the inner area 441 of the limiting sleeve 44 and the inner end of the spiral spring 45 hooks the first groove, the rear end of the installation block 41 is fixedly connected to the front end of the cantilever 12, one side of the installation block 41 is provided with a limiting groove 48 adapted to the limiting ring 43, the other side of the installation block 41 is provided with an installation groove 49 for accommodating the spiral spring 45 and the limiting disc 47, the installation block 41 is provided with an installation groove 49 located above the installation groove 49 and communicated with the installation groove 49, A second groove 411 matched with the outer end of the volute spiral spring 45, a shaft through hole 412 communicating the limiting groove 48 and the mounting groove 49 is arranged on the mounting block 41, the limiting groove 48, the mounting groove 49 and the shaft through hole 412 are coaxial, the limiting ring 43 is integrally arranged on the first rotating shaft 42, the first rotating shaft 42 sequentially passes through the limiting groove 48, the shaft through hole 412 and the mounting groove 49, then the limiting sleeve 44 is sleeved on the first rotating shaft 42, the limiting ring 43 is abutted with the groove bottom of the limiting groove 48, the limiting sleeve 44 is abutted with the groove bottom of the mounting groove 49, the outer end of the spiral spring 45 is hooked on the second groove 411, the spiral spring 45 is limited between the groove bottom of the mounting groove 49 and the limiting disc 47, the outer side region 442 of the limiting sleeve 44 and the first rotating shaft 42 are locked by the first locking bolt 46, two nylon ropes 81 are respectively connected to the two shaft end portions of the first rotating shaft 42, and the rear ends of the two nylon ropes 81 are correspondingly connected with the two sides of the front end of the monorail trolley 3. The initial position of the monorail trolley 3 is arranged on the inner side of the front end of the cantilever 12, the ratchet mechanism 6 controls the monorail trolley 3 to move in a no-load mode, the volute spring 45 is slowly tensioned, the ratchet mechanism 6 controls the monorail trolley 3 to stop moving when the monorail trolley 3 moves to a position above a station of a heavy object needing to be hoisted, and at the moment, the volute spring 45 keeps a tensioned state and hoists the heavy object; after the monorail trolley 3 unloads the heavy object, the ratchet mechanism 6 unloads the control on the monorail trolley 3, and the monorail trolley 3 returns to the initial position under the reset action of the spiral spring 45.

In this embodiment, the two shaft ends of the first rotating shaft 42 are respectively provided with a baffle 421 for preventing the nylon rope 81 from slipping out, and the nylon rope 81 is wound around the shaft end of the first rotating shaft 42 at the beginning or after the monorail trolley 3 is reset, so that the nylon rope 81 is prevented from slipping out by the baffle 421.

In this embodiment, the ratchet mechanism 6 includes a mounting bracket 61, a second rotating shaft 62, a hand wheel 63, a ratchet wheel 64, a pawl 65 with a handle, a fixing pin 66, a torsion spring 67, a shaft sleeve 68, and a second locking bolt 69, the front end of the mounting bracket 61 is fixed on the base 21, one side of the mounting bracket 61 is provided with a first through hole (not shown) adapted to the second rotating shaft 62, the other side of the mounting bracket 61 is provided with a second through hole (not shown) adapted to the shaft sleeve 68, the first through hole and the second through hole are coaxial and respectively communicated with the inner cavity of the mounting bracket 61, the hand wheel 63 is mounted on one shaft end of the second rotating shaft 62, the other shaft end of the second rotating shaft 62 passes through the first through hole, the inner hole of the ratchet wheel 64, and the second through hole, the ratchet wheel 64 is fixedly disposed on the second rotating shaft 62, the shaft sleeve 68 is sleeved on the other shaft end of the second rotating shaft 62 through the second through hole, the second locking bolt locks the shaft sleeve 68 and the second rotating shaft 62, the fixing pin 66 is fixed to the pawl 651 of the stem pawl 65, the torsion spring 67 is attached to the fixing pin 66, one end of the torsion spring 67 is connected to the mounting bracket 61, the other end of the torsion spring 67 abuts against the handle 652 of the stem pawl 65, both ends of the fixing pin 66 are rotatably connected to the mounting bracket 61, the handle 652 of the stem pawl 65 is exposed from the mounting bracket 61, and the lower end of the wire rope 82 is connected to the bushing 68. Here, the hand wheel 63 may be connected to the shaft end of the second rotating shaft 62 by a key connection; the ratchet wheel 64 can be connected to the second rotating shaft 62 by welding; the ratchet mechanism 6 is reset by the torsion spring 67. When the simple mold hanging frame for the injection molding machine works, a handle 652 of the pawl 65 with the handle is toggled to enable a pawl 651 of the pawl 65 with the handle to be inserted into teeth of a ratchet wheel 64, a hand wheel 63 is rotated to enable a second rotating shaft 62 to drive a shaft sleeve 68 to rotate, the shaft sleeve 68 is wound on a steel wire rope 82, the steel wire rope 82 pulls a monorail trolley 3 to do no-load motion, and the pawl 651 of the pawl 65 with the handle moves in the same direction in the teeth of the ratchet wheel 64 in the rotating process of the hand wheel 63; when the monorail trolley 3 does not carry load motion to a position above a station where a heavy object needs to be lifted, the hand wheel 63 stops rotating, and at the moment, the pawl 651 with the handle pawl 65 is arranged in the teeth of the ratchet wheel 64 and can prevent the ratchet wheel 64 from rotating in the reverse direction under the restoring action of the volute spiral spring 45; after the monorail trolley 3 lifts the heavy object and unloads the heavy object, the handle 652 of the handle pawl 65 is pulled, the handle pawl 65 is reset under the action of the torsion spring 67, at the moment, the ratchet wheel 64 rotates in the reverse direction under the restoring action of the spiral spring 45, and the monorail trolley 3 returns to the initial position.

In this embodiment, the pulley mechanism 5 is composed of a support sheet metal part 51, a pulley 52 and a pulley pin 53, the support sheet metal part 51 is installed on the rear end of the cantilever 12, the pulley pin 53 is fixedly connected to the support sheet metal part 51, the pulley 52 is movably connected to the pulley pin 53, the upper end of the steel wire rope 82 is connected with the rear end of the monorail trolley 3 by bypassing the pulley 52, the upper end of the steel wire rope 82 is connected with two short steel wire ropes by bypassing the pulley 52 in actual operation, and the front ends of the two short steel wire ropes are correspondingly connected with two sides of the rear end of the monorail trolley 3. The pulley mechanism 5 mainly serves to guide the wire rope 82.

In this embodiment, be provided with zip mechanism 9 on montant 11, zip mechanism 9 is located pulley mechanism 5 under, and zip mechanism 9 comprises cable wire seat 91 and protecting pipe 92, and on cable wire seat 91 was fixed in montant 11, on protecting pipe 92's upper end was fixed in cable wire seat 91, and on protecting pipe 92's lower extreme was fixed in the top of mounting bracket 61, the lower extreme of wire rope 82 passed protecting pipe 92 and was connected with axle sleeve 68. A section of the steel wire rope 82 between the pulley 52 and the steel wire rope seat 91 can be always kept vertical by using the zipper mechanism 9, and the section of the steel wire rope 82 is not influenced when the cantilever member 1 rotates; since the length of the wire rope 82 between the wire rope base 91 and the mounting bracket 61 is twisted when the boom member 1 rotates, the sheath tube 92 is provided between the wire rope base 91 and the mounting bracket 61, and the wire rope 82 is protected by the sheath tube 92.

In this embodiment, all be provided with the protection sheet metal component 83 that is used for preventing the dust entering on canceling release mechanical system 4, pulley mechanism 5, zip mechanism 9 and the ratchet 6, through installing protection sheet metal component 83 additional, can prevent effectively that the dust from getting into each spare part in, avoid influencing the normal use of each spare part.

Claims

1. The utility model provides an injection molding machine is with simply hanging die carrier, includes cantilever member, is used for supporting cantilever member's supporting member, single track dolly, the cantilever member constitute by the montant of vertical setting and the cantilever that the level set up, the montant pass through supporting member connect on the fixture, the rear end of cantilever with the top fixed connection of montant, single track dolly set up in the cantilever on just single track dolly can the cantilever on make a round trip the horizontal motion, its characterized in that: the front end of the cantilever is provided with a reset mechanism, the rear end of the cantilever is provided with a pulley mechanism, the support member is provided with a ratchet mechanism, the reset mechanism is connected with the front end of the monorail trolley through a nylon rope, the rear end of the monorail trolley is connected with the ratchet mechanism through a steel wire rope, the steel wire rope bypasses the pulley mechanism to change the horizontal direction into the vertical direction under the guiding action of the pulley mechanism, the initial position of the monorail trolley is the position where the front end of the monorail trolley is tightly attached to the inner side of the front end of the cantilever, the ratchet mechanism winds up the steel wire rope to drive the monorail trolley to move in a no-load way, and the ratchet mechanism is locked to stop the monorail trolley when the monorail trolley moves to a position above a station where a heavy object needs to be lifted in a no-load way, after the ratchet mechanism is locked and removed, the reset mechanism automatically winds up the nylon rope to drive the monorail trolley to return to the initial position.

2. The simple mold hanging frame for the injection molding machine as claimed in claim 1, wherein: the supporting member comprises a base and a support, wherein the base is provided with a fixing hole matched with the end of the vertical rod from top to bottom, one end of the support is provided with a fixing ring matched with the vertical rod, the bottom of the vertical rod penetrates through the fixing ring and then is inserted into the fixing hole, and the vertical rod is connected to one fixture through the base and is connected to the other fixture through the support.

3. The simple mold hanging frame for the injection molding machine as claimed in claim 1 or 2, wherein: the vertical rod is provided with a radial through hole, and a force applying rod which can enable the cantilever member to rotate under the action of external force penetrates through the radial through hole.

4. The simple mold hanging frame for the injection molding machine as claimed in claim 1, wherein: and a reinforced inclined strut is arranged between the vertical rod and the bottom of the cantilever.

5. The simple mold hanging frame for the injection molding machine as claimed in claim 2, wherein: the resetting mechanism comprises an installation block, a first rotating shaft, a limiting ring, a limiting sleeve, a volute spiral spring and a first locking bolt, wherein a limiting disc is arranged on the limiting sleeve, the limiting disc divides the limiting sleeve into an inner area and an outer area, a first groove matched with the inner end of the volute spiral spring is arranged on the inner area of the limiting sleeve, the volute spiral spring is sleeved on the inner area of the limiting sleeve, the inner end of the volute spiral spring hooks the first groove, the rear end of the installation block is fixedly connected with the front end of the cantilever, one side of the installation block is provided with a limiting groove matched with the limiting ring, the other side of the installation block is provided with an installation groove used for accommodating the volute spiral spring and the limiting disc, and the installation block is provided with a second locking bolt positioned above the installation groove, With the mounting groove intercommunication, with the second groove of the outer end looks adaptation of volute spiral spring, the installation piece on set up the intercommunication the spacing groove with the axle of mounting groove pass through the hole, the spacing groove, the mounting groove, the axle pass through the hole coaxial, the spacing ring set up in first pivot on, first pivot pass in proper order the spacing groove, the axle pass through the hole, behind the mounting groove the spacing cover locate in first pivot on, make the spacing ring with the tank bottom butt of spacing groove, the spacing cover with the tank bottom butt of mounting groove, and make the volute spiral spring outer end catch on the second groove, volute spiral spring limit in the tank bottom of mounting groove with between the spacing dish, first locking bolt lock the outside district of spacing cover with first pivot, the two ends of the first rotating shaft are respectively connected with one nylon rope, and the rear ends of the two nylon ropes are correspondingly connected with the two sides of the front end of the monorail trolley.

6. The simple mold hanging frame for the injection molding machine as claimed in claim 5, wherein: and baffle plates for preventing the nylon rope from sliding out are respectively arranged at the two shaft ends of the first rotating shaft.

7. The simple mold hanging frame for injection molding machines according to claim 2, 5 or 6, wherein: the ratchet mechanism consists of a mounting rack, a second rotating shaft, a hand wheel, a ratchet wheel, a pawl with a handle, a fixing pin, a torsion spring, a shaft sleeve and a second locking bolt, wherein the front end of the mounting rack is fixed on the base, a first through hole matched with the second rotating shaft is formed in one side of the mounting rack, a second through hole matched with the shaft sleeve is formed in the other side of the mounting rack, the first through hole and the second through hole are coaxial and are respectively communicated with the inner cavity of the mounting rack, the hand wheel is installed on one shaft end of the second rotating shaft, the other shaft end of the second rotating shaft penetrates through the first through hole, the inner hole of the ratchet wheel and the second through hole, the ratchet wheel is fixedly arranged on the second rotating shaft, the shaft sleeve penetrates through the second through hole and is sleeved on the other shaft end of the second rotating shaft, the second locking bolt locks the shaft sleeve and the second rotating shaft, the fixing pin is fixed on the pawl of the pawl with the handle, the torsion spring is installed on the fixing pin, one end of the torsion spring is connected to the mounting frame, the other end of the torsion spring is abutted to the handle of the pawl with the handle, two ends of the fixing pin are rotatably connected to the mounting frame, the handle of the pawl with the handle is exposed out of the mounting frame, and the lower end of the steel wire rope is connected to the shaft sleeve.

8. The simple mold hanging frame for the injection molding machine as claimed in claim 7, wherein: pulley mechanism constitute by supporting sheet metal component, pulley and pulley round pin, the support sheet metal component install in the rear end of cantilever on, pulley round pin fixed connection in the support sheet metal component on, pulley swing joint in pulley round pin on, wire rope's upper end walk around the pulley with the rear end of monorail trolley connect.

9. The simple mold hanging frame for the injection molding machine as claimed in claim 8, wherein: the montant on be provided with zip fastener mechanism, zip fastener mechanism be located pulley mechanism under, zip fastener mechanism constitute by cable wire seat and protective sheath, the cable wire seat be fixed in the montant on, the upper end of protective sheath be fixed in the cable wire seat on, the lower extreme of protective sheath be fixed in the top of mounting bracket on, wire rope's lower extreme pass the protective sheath with the axle sleeve connect.

10. The simple mold hanging frame for the injection molding machine as claimed in claim 9, wherein: the reset mechanism, the pulley mechanism, the zipper mechanism and the ratchet mechanism are all provided with protective sheet metal parts for preventing dust from entering.