Disclosure of Invention
The invention aims to provide a mold locking device for an injection molding machine, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a mode locking device for injection molding machine, includes base and a set of mode locking side seat, and a set of mode locking side seat symmetry sets up on the base, is equipped with the fixing base between the adjacent mode locking side seat, still the activity is provided with the movable seat, the movable seat sets up in the top of fixing base, and the movable seat passes through cylinder and mode locking side seat and connects, mode locking device includes:
the sliding seats are symmetrically and movably arranged on the fixed seat and the movable seat, and the sliding seats on the fixed seat and the movable seat are connected through a telescopic rod;
the clamping plate is arranged on the sliding seat; and
the adjusting module is arranged between the base and the fixed seat and used for adjusting the positions of the sliding seat and the movable seat relative to the mold locking side seat; wherein the method comprises the steps of
The adjustment module includes:
the mounting rack is arranged on the base;
the second threaded rod is movably arranged on the mounting frame;
the lantern ring is sleeved on the second threaded rod in a sliding manner and is in threaded fit with the second threaded rod, and the lantern ring is movably connected with the sliding seat on the fixed seat through the adjusting arm;
the execution unit is arranged on the mounting frame and connected with the second threaded rod and used for controlling the second threaded rod to rotate; and
the air extraction unit is arranged between the base and the air cylinder and used for adjusting the air pressure value in the air cylinder, the air extraction unit is connected with the execution unit, and the execution unit can control the air extraction unit to synchronously work when in work.
The application further adopts the technical scheme that: the inner side of the clamping plate is provided with an inclined part.
The application further adopts the technical scheme that: the execution unit includes:
the driving shaft is movably arranged on the mounting frame and is connected with the second threaded rod;
the mounting plate is movably arranged on the mounting frame and is concentrically arranged with the driving shaft; and
the operating ring is sleeved on the outer wall of the driving shaft and connected with the mounting plate, a plurality of grooves are formed in the operating ring, and the driving shaft is provided with a limiting head matched with the grooves.
The application further adopts the technical scheme that: the mounting plate is connected with the operation ring through a plurality of telescopic elements, the limiting head is movably arranged in the driving shaft and is elastically connected with the driving shaft, the operation ring is provided with a clamping groove, the air extraction unit is provided with a clamping shaft matched with the clamping groove, the clamping shaft is positioned on the moving path of the clamping groove, a triggering unit is arranged between the limiting head and the driving shaft, and the triggering unit is electrically connected with the telescopic elements.
The application further adopts the technical scheme that: the trigger unit comprises a first contact and a second contact, the first contact and the second contact are respectively arranged on the limiting head and the driving shaft, the second contact is positioned on the moving path of the first contact, and the first contact, the second contact and the telescopic element are electrically connected.
The application further adopts the technical scheme that: the air extraction unit comprises:
the exhaust box is arranged on the base;
the sliding plate is movably arranged in the air extraction box, and a limit strip is arranged on one side of the air extraction box, which is positioned on the sliding plate;
the screw sleeve is arranged on the sliding plate; and
the first threaded rod is movably arranged on the air extraction box and is in threaded fit with the threaded sleeve, and the clamping shaft is connected with the first threaded rod.
The application further adopts the technical scheme that: a speed changer is arranged between the clamping shaft and the first threaded rod.
Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following beneficial effects:
according to the embodiment of the invention, the execution unit and the air extraction unit are arranged, and the operation ring is controlled by staff in the whole process, so that the position of the clamping plate can be adjusted, the stable clamping work of the horizontal position of the injection mold can be realized, the position of the movable seat can be adjusted, the clamping and fixing work of the injection mold in the vertical direction can be realized, the mold locking work of the injection mold is completed, and compared with a traditional mold locking structure, the clamping work of the injection mold in the vertical and horizontal directions can be realized without being respectively adjusted from a plurality of structures, so that the operation is convenient, and the whole mold locking work period is shortened.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art without making any inventive effort, based on the embodiments of the present invention are within the scope of the present invention, and the present invention is further described below with reference to the embodiments.
Referring to fig. 1-5, in one embodiment of the present application, a mold locking device for an injection molding machine includes a base 1 and a set of mold locking side seats 2, wherein the set of mold locking side seats 2 are symmetrically disposed on the base 1, a fixed seat 3 is disposed between adjacent mold locking side seats 2, a movable seat 4 is further movably disposed on one side of the fixed seat 3, the movable seat 4 is connected with the mold locking side seats 2 through an air cylinder 5, and the mold locking device includes:
two sliding seats 6 are symmetrically and movably arranged on the fixed seat 3 and the movable seat 4, and the sliding seats 6 on the fixed seat 3 and the sliding seats 6 on the movable seat 4 are connected through a telescopic rod 8;
a clamping plate 7 arranged on the sliding seat 6; and
the adjusting module is arranged between the base 1 and the fixed seat 3 and is used for adjusting the positions of the sliding seat 6 and the movable seat 4 relative to the mold locking side seat 2; wherein the method comprises the steps of
The adjustment module includes:
a mounting 15 provided on the base 1;
the second threaded rod 30 is movably arranged on the mounting frame 15;
the lantern ring 10 is sleeved on the second threaded rod 30 in a sliding manner and is in threaded fit with the second threaded rod, and the lantern ring 10 is movably connected with the sliding seat 6 on the fixed seat 3 through the adjusting arm 9;
the execution unit is arranged on the mounting frame 15 and connected with the second threaded rod 30, and is used for controlling the second threaded rod 30 to rotate; and
the air extraction unit is arranged between the base 1 and the air cylinder 5 and used for adjusting the air pressure value in the air cylinder 5, the air extraction unit is connected with the execution unit, and the execution unit can control the synchronous work of the air extraction unit during work.
In a specific case of this embodiment, the inner side of the clamping plate 7 is provided with an inclined portion 14.
In another specific case of this embodiment, the execution unit includes:
the driving shaft 18 is movably arranged on the mounting frame 15 and is connected with the second threaded rod 30;
the mounting plate 17 is movably arranged on the mounting frame 15 and is concentrically arranged with the driving shaft 18; and
the operation ring 16 is sleeved on the outer wall of the driving shaft 18 and is connected with the mounting plate 17, a plurality of grooves 25 are formed in the operation ring 16, and the driving shaft 18 is provided with a limiting head 26 matched with the grooves 25.
It should be noted that the adjusting module is not limited to the above-mentioned replacement parts of the second threaded rod 30 and the collar 10, but may be replaced by a linear motor or an electric cylinder directly, which is not limited herein.
In practical application, place the injection mold on fixing base 3, the staff can drive shaft 18 and No. two threaded rods 30 rotation through the cooperation between recess 25 and spacing head 26 through rotating operation ring 16, thereby under the screw-thread fit effect between No. two threaded rods 30 and lantern ring 10, drive lantern ring 10 and move down as shown in the direction of fig. 1, thereby under the effect of adjusting arm 9 and telescopic link 8, drive movable seat 4 and sliding seat 6 on fixing base 3 and do the near motion, until splint 7 and the inseparable laminating of injection mold on the fixing base 3, thereby realize the fixed centre gripping work to injection mold horizontal position, and when No. two threaded rods 30 can not rotate, the execution unit control air extraction unit work, thereby take out the air in the cylinder 5, make cylinder 5 shrink drive movable seat 4 move down, until closely laminating with the upper die base of injection mold, realize the centre gripping fixed to the vertical direction of injection mold, accomplish the mode locking work to the injection mold.
Referring to fig. 1, 4 and 5, as another preferred embodiment of the present application, the mounting plate 17 is connected to the operating ring 16 through a plurality of telescopic elements, the limiting head 26 is movably disposed in the driving shaft 18 and is elastically connected to the driving shaft, the operating ring 16 is provided with a clamping groove 24, the air pumping unit is provided with a clamping shaft 23 adapted to the clamping groove 24, the clamping shaft 23 is located on a moving path of the clamping groove 24, and a triggering unit is disposed between the limiting head 26 and the driving shaft 18 and is electrically connected to the telescopic elements.
It should be noted that the telescopic member may be a linear motor or a cylinder 5, and in this embodiment, the telescopic member is preferably an electric telescopic rod 198, and the electric telescopic rod 198 is connected between the mounting plate 17 and the operating ring 16, and the specific model of the electric telescopic rod 198 is not specifically limited herein.
In this embodiment, the triggering unit includes a first contact 28 and a second contact 29, where the first contact 28 and the second contact 29 are respectively disposed on the spacing head 26 and the driving shaft 18, the second contact 29 is located on a moving path of the first contact 28, and the first contact 28, the second contact 29 and the telescopic element are electrically connected.
It should be noted that, the limiting head 26 is provided with a roller 27, and the roller 27 is slidably engaged with the inner wall of the operating ring 16.
The second threaded rod 30 is driven to rotate through the rotating operation ring 16, thereby the lantern ring 10 moves downwards as shown in fig. 1 until the clamping plate 7 is tightly attached to the outer wall of the lower die holder, at this time, the worker continues to rotate the operation ring 16, under the interference action between the inner wall of the groove 25 and the limiting head 26, the limiting head 26 is retracted into the driving shaft 18, and the limiting operation of the operation ring 16 is separated, meanwhile, the contact number one 28 and the contact number two 29 meet and contact, the electric telescopic rod 198 is triggered to stretch out and draw back, thereby the distance between the mounting plate 17 and the operation ring 16 is regulated, the operation ring 16 and the clamping groove 24 move downwards, the clamping shaft 23 is inserted into the clamping groove 24, at this time, the worker continues to rotate the operation ring 16 to drive the clamping shaft 23 to enable the air extraction unit to work to extract air in the air cylinder 5, at this time, the air cylinder 5 contracts, the movable seat 4 moves downwards to clamp the upper die holder, the whole process controls the operation ring 16 through the worker, the position of the clamping plate 7 can be regulated, the stable clamping operation of the horizontal position of the injection molding die can be realized, the position of the movable seat 4 can be regulated, the vertical position of the injection die can be realized, the upper die can be clamped by the traditional clamping structure can be clamped by the injection die, the injection die can be conveniently and the injection die can be locked, the injection die can be conveniently and clamped by the horizontal die can be respectively, the injection die can be conveniently and clamped by the operation, and can be locked, and the injection die can be respectively.
Referring to fig. 1, 4 and 5, as another preferred embodiment of the present application, the air extraction unit includes:
the exhaust box 11 is arranged on the base 1;
the sliding plate 13 is movably arranged in the air extraction box 11, and a limit strip 12 is arranged on one side of the air extraction box 11, which is positioned on the sliding plate 13;
the screw sleeve 20 is arranged on the sliding plate 13; and
the first threaded rod 21 is movably arranged on the air extraction box 11 and is in threaded fit with the threaded sleeve 20, and the clamping shaft 23 is connected with the first threaded rod 21.
In the present embodiment, a transmission 22 is illustratively provided between the catch shaft 23 and the first threaded rod 21.
When the first contact 28 and the second contact 29 are contacted, the electric telescopic rod 198 can be triggered to be electrified and stretched, so that the operation ring 16 moves downwards in the direction shown in fig. 4, the clamping shaft 23 is inserted into the clamping groove 24, at the moment, a worker continuously rotates the operation ring 16 to drive the clamping shaft 23 and the first threaded rod 21 to rotate, through the arrangement of the transmission 22, the rotation speed of the first threaded rod 21 is accelerated, under the threaded cooperation effect between the first threaded rod 21 and the threaded sleeve 20, the sliding plate 13 is driven to move upwards along the extraction box 11 in the direction shown in fig. 1, air in the air cylinder 5 is extracted, the air cylinder 5 contracts and drives the movable seat 4 to move downwards along the mold locking side seat 2, and the mold locking work of the injection mold is completed until the upper mold seat of the movable seat 4 and the injection mold is tightly attached.
The working principle of the application is as follows:
placing the injection mould on the fixed seat 3, a worker can drive the driving shaft 18 and the second threaded rod 30 to rotate through the cooperation between the groove 25 and the limiting head 26 by rotating the operating ring 16, so that under the threaded cooperation effect between the second threaded rod 30 and the lantern ring 10, the lantern ring 10 is driven to move downwards in the direction shown in figure 1, and the movable seat 4 and the sliding seat 6 on the fixed seat 3 are driven to move close to each other under the action of the adjusting arm 9 and the telescopic rod 8 until the clamping plate 7 on the fixed seat 3 is tightly attached to the injection mould, at the moment, the worker continues to rotate the operating ring 16, under the interference effect between the inner wall of the groove 25 and the limiting head 26, the limiting head 26 is retracted into the driving shaft 18, and the limiting operation on the operating ring 16 is separated, when the first contact 28 and the second contact 29 are contacted, the electric telescopic rod 198 can be triggered to be electrified and stretched, so that the operation ring 16 moves downwards in the direction shown in fig. 4, the clamping shaft 23 is inserted into the clamping groove 24, at the moment, a worker continuously rotates the operation ring 16 to drive the clamping shaft 23 and the first threaded rod 21 to rotate, through the arrangement of the transmission 22, the rotation speed of the first threaded rod 21 is accelerated, under the threaded cooperation effect between the first threaded rod 21 and the threaded sleeve 20, the sliding plate 13 is driven to move upwards along the extraction box 11 in the direction shown in fig. 1, air in the air cylinder 5 is extracted, the air cylinder 5 contracts and drives the movable seat 4 to move downwards along the mold locking side seat 2, and the mold locking work of the injection mold is completed until the upper mold seat of the movable seat 4 and the injection mold is tightly attached. The whole process is through staff control operation ring 16, not only can adjust the position of splint 7, realize the stable centre gripping work to the horizontal position of injection mold, but also can adjust the position of movable seat 4, realize the fixed work of centre gripping on the vertical direction of injection mold, accomplish the mode locking work to the injection mold, for traditional mode locking structure, need not to adjust respectively in order to realize the centre gripping work respectively on vertical and the horizontal direction of injection mold from a plurality of structures, convenient operation and shortened whole mode locking duty cycle.
The invention and its embodiments have been described above by way of illustration and not limitation, and the invention is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present invention.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.