CN220679300U - Drag flask roll-off mechanism - Google Patents

Abstract

The present utility model relates to the technical field of molding machine equipment, and more particularly, to a drag flask slide out mechanism comprising: a frame; the guide assembly is connected to the frame; the sliding base slides on the guide assembly to be used for placing the drag flask and can linearly move on the guide assembly under the control of the driving part; the bearing roller assembly is connected to the frame, is positioned below the sliding base and is used for bearing the drag flask when the drag flask is separated from the sliding base; the sliding table assembly is connected to the frame, is used for being connected with the drag flask when the drag flask is separated from the sliding base, and drives the drag flask to perform linear motion on the bearing roller assembly. When the sand core needs to be placed, the lower sand box can be controlled to move in the direction away from the upper sand box, so that the lower sand box and the upper sand box are separated in a staggered mode, the operation space of an operator is effectively enlarged, the safety of placing the sand core is improved, and the probability of accidents when the sand core is placed is reduced.

Description

Drag flask roll-off mechanism

Technical Field

The utility model relates to the technical field of molding machine equipment, in particular to a drag flask slide-out mechanism.

Background

The molding machine is a common casting device, has very wide application, is used in casting, metallurgy, building materials, mechanical manufacturing and electric departments, can be used for conveying along an inclined or horizontal direction, can also be used in a flow production line, effectively completes various production processes, and has the main functions of: filling loose molding sand into a sand box; compacting molding sand, compacting loose molding sand in a sand box by different methods such as jolt ramming, compaction, jolt squeeze, injection pressure and the like, so that the sand mould has necessary strength in the processes of carrying, pouring and the like; and (5) stripping, and taking out the pattern from the compacted sand mould by using different mechanisms.

The existing molding machine generally comprises a cope flask and a drag flask, when casting (manufacturing) of sand molds is carried out, different sand cores are required to be placed according to different molding shapes, then the cope flask and the drag flask are moved to be in butt joint with a sand blasting opening after being matched with each other, a certain amount of sand is sprayed into the sand boxes through the sand blasting opening, then the cope flask and the drag flask are communicated with each other to carry out sand mold casting, the existing mold matching movement of the drag flask is linear movement, when the sand cores are placed, operators are required to stretch hands or stretch bodies into the machine to accurately place the sand cores, and the space is narrow, if the operators operate improperly or equipment is abnormal, for example, the cope flask falls down abnormally, production accidents are quite easy to cause.

Disclosure of Invention

The utility model aims to provide a drag flask slide-out mechanism which can effectively solve the problems in the prior art.

The aim of the utility model is achieved by the following technical scheme:

a drag flask slide out mechanism comprising:

a frame;

the guide assembly is connected to the frame;

the sliding base slides on the guide assembly to be used for placing the drag flask and can linearly move on the guide assembly under the control of the driving part;

the bearing roller assembly is connected to the frame, is positioned below the sliding base and is used for bearing the drag flask when the drag flask is separated from the sliding base;

and the sliding table assembly is connected to the frame and used for being connected with the drag flask when the drag flask moves to the bearing roller assembly and driving the drag flask to perform linear motion on the bearing roller assembly.

Optionally, the guide assembly comprises two guide rods relatively fixed on the frame, and the two guide rods are in one-to-one sliding fit with two sliding sleeves at two ends of the sliding base.

Optionally, the bearing roller assembly comprises a fixed roller and a swinging roller; the upper parts of the side frames on two sides of the frame are respectively and rotatably connected with a plurality of fixed rollers arranged side by side, and the number of the fixed rollers arranged on one side of the frame is larger than that of the fixed rollers arranged on the other side of the frame; the frame is provided with a plurality of swing rollers movably connected to the side frame with a small number of fixed rollers, and the swing rollers are connected with a driving cylinder connected to the frame so as to move to a position parallel to the fixed rollers under the driving of the driving cylinder.

Optionally, a plurality of pendulum rods middle part of rotating on the side bearer of frame, a plurality of pendulum rods one end all rotates and connects the swing gyro wheel, and a plurality of pendulum rods other end and actuating cylinder expansion end rotate to be connected, and actuating cylinder's stiff end rotates in the frame, and actuating cylinder can drive a plurality of swing gyro wheels upwards upset motion to the position side by side with a plurality of fixed gyro wheels.

Optionally, the frame sets up the joint groove that fixed gyro wheel quantity is many one side bearer top was equipped with open-top, and a sliding sleeve joint can be in the joint groove, and another sliding sleeve can peg graft in the slot that forms between two adjacent swing gyro wheels.

Optionally, two horizontal guide rails for being in fit connection with the fixed rollers and the swinging rollers are oppositely arranged on two sides of the drag flask.

Optionally, a connecting sleeve is arranged on the sliding base, and the connecting sleeve can be in plug-in fit with a first connecting pin on the drag flask.

Optionally, the sliding table assembly comprises a sliding table body and a sliding table driving part, and the sliding table body is provided with a second connecting pin for being in plug-in fit with the connecting sleeve of the drag flask; the slipway body is connected with the movable end of the slipway driving part so as to drive the drag flask to perform linear motion on the bearing roller assembly under the driving of the slipway driving part.

Optionally, the frame inner is fixed with linear guide, and the slip table body passes through the guide rail slider and slides on linear guide, linear guide and horizontal guide parallel arrangement.

Optionally, the slip table drive part includes the swing jar of fixing in the frame, and swing jar output shaft is fixed swing arm one end, and the fixed slide shaft of swing arm other end, slide in the guide rail slide of slip table body bottom.

Optionally, the sliding shaft is rotatably connected with a swinging roller, and the swinging roller slides in the guide rail slideway.

The utility model has the beneficial effects that:

according to the sliding-out mechanism of the drag flask, when the sand core is required to be placed, the drag flask can be controlled to move in the direction away from the cope flask, so that the drag flask and the cope flask are separated in a staggered manner, the operation space of an operator is effectively enlarged, the operator can stretch hands more easily or can stretch the body into the machine to accurately place the sand core, the safety of placing the sand core is improved, and the probability of accidents when the sand core is placed is reduced.

In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the related art, the drawings that are required to be used in the description of the embodiments or the related art will be briefly described, and it is apparent that the drawings in the description below are some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.

Fig. 1 is a schematic structural diagram of a first direction according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a second direction according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a third direction according to an embodiment of the present utility model.

Icon: a frame 1; a slide base 2; a drag flask 3; a guide rod 4; a sliding sleeve 5; a fixed roller 6; a swinging roller 7; a driving cylinder 8; a horizontal guide rail 9; a connecting sleeve 10a; a connecting sleeve 10b; a slide table assembly 11; a second connecting pin 12; a linear guide rail 13; a guide rail slider 14; a swing cylinder 15; a swing arm 16; a swinging pulley 17; a guide rail slide 18.

Detailed Description

In order to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of a plurality of "a number" is two or more, unless explicitly defined otherwise.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are therefore not intended to limit the scope of the utility model, which is defined by the claims, but are not to be limited to the specific details disclosed herein. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the present application to which they may be applied, but rather to modify or adapt the relative relationship without materially altering the technical context.

The utility model is described in further detail below with reference to fig. 1-3.

As shown in fig. 1-3, a drag flask slide out mechanism includes: a frame 1; the guide assembly is connected to the frame 1; a slide base 2 which slides on the guide assembly for placing the drag flask 3 and which is linearly movable on the guide assembly under the control of the driving means; the bearing roller assembly is connected to the frame 1 and positioned below the sliding base 2, and is used for bearing the drag flask 3 when the drag flask 3 is separated from the sliding base 2; a slipway assembly 11 coupled to the frame 1 for coupling to the drag flask 3 as the drag flask 3 moves onto the support roller assembly and for driving the drag flask 3 in a linear motion on the support roller assembly.

The utility model relates to a drag flask slide-out mechanism, which is used for controlling a drag flask 3 to slide out from the lower part of a cope flask, so that the drag flask 3 and the cope flask are separated in a dislocation way; when the sand core positioning device is used, firstly, the sliding base 2 is controlled to move downwards on the guide assembly, the lower sand box 3 is driven to descend when the sliding base 2 descends, the bottom of the lower sand box 3 is supported by the bearing when the lower sand box 3 moves to be in contact with the bearing roller assembly, the lower sand box 3 stops descending, the sliding base 2 is continuously controlled to descend so that the lower sand box 3 is separated from the sliding base 2, the lower sand box 3 is connected with the sliding table assembly 11 in an inserting mode when the lower sand box 3 moves to be in contact with the bearing roller assembly, at the moment, the sliding table assembly 11 can control the lower sand box 3 to move linearly on the bearing roller assembly, so that the lower sand box 3 can be controlled to move in a direction away from the upper sand box, a sand core can be conveniently placed, or the lower sand box 3 can be controlled to move upwards after the sand core is placed, and subsequent processing is convenient; the utility model can effectively enlarge the operation space of operators, is easier to stretch hands or extend the body into the machine for accurately placing the sand cores, increases the safety of placing the sand cores, and reduces the probability of accidents when placing the sand cores.

The guide assembly comprises two guide rods 4 which are relatively fixed on the frame 1, and the two guide rods 4 are in one-to-one sliding fit with two sliding sleeves 5 at two ends of the sliding base 2. The sliding base 2 both ends slide on the guide bar 4 through two sliding sleeves 5, and the sliding base 2 can drive two sliding sleeves 5 to carry out linear motion on two guide bars 4 under the control of drive unit to the rising or the decline of drag flask 3 on the control sliding base 2, two guide bars 4 parallel arrangement, stable in structure, the guide effect is better.

The bearing roller assembly comprises a fixed roller 6 and a swinging roller 7; a plurality of fixed idler wheels 6 which are arranged side by side are rotationally connected above the side frames on the two sides of the frame 1; a plurality of swing rollers 7 are movably connected to a side frame of the frame 1, and the swing rollers 7 are connected with a driving cylinder 8 connected to the frame 1 so as to move to a position parallel to the fixed rollers 6 under the driving of the driving cylinder 8.

Under the normal state, the horizontal height of the swinging roller 7 is lower than that of the fixed roller 6, when the supporting roller assembly is required to control to support the drag flask 3, the driving cylinder 8 is controlled to drive the swinging rollers 7 to swing to the position parallel to the fixed roller 6, at this time, the drag flask 3 is supported by the cooperation of the swinging rollers 7 and the fixed rollers 6, and the drag flask 3 can move linearly under the control of the sliding table assembly 11 conveniently.

A chute for sliding out or scratching in the sand mould push-out plate is arranged on one side of the frame 1, when the movable roller overturns and rises, the chute is closed, when the movable roller overturns and falls, the chute is opened, and after the chute is opened, the sand mould push-out plate is conveniently moved out to the outer side of the frame 1, so that the sand mould is pushed onto a molding line.

The upper side of the side frame of the other side of the frame 1 is provided with a clamping groove with an opening at the top, one sliding sleeve 5 can be clamped in the clamping groove, and the other sliding sleeve 5 can be inserted in a slot formed between two adjacent swinging rollers 7. The clamping grooves and the slots are arranged, so that the sliding base 2 can be conveniently and automatically separated from the drag flask 3 after being lowered.

Two horizontal guide rails 9 for being matched and connected with a plurality of fixed rollers 6 and a plurality of swinging rollers 7 are oppositely arranged on two sides of the drag flask 3. The horizontal guide rail 9 is matched with the fixed rollers 6 and the swinging rollers 7, so that the smoothness of the linear motion of the drag flask 3 can be improved, and the friction resistance of the drag flask 3 when sliding out or sliding in can be reduced.

The sliding base 2 is provided with a connecting sleeve 10a, and the connecting sleeve 10a can be in plug-in fit with a first connecting pin on the drag flask 3. The sliding base 2 and the drag flask 3 are connected through pins and sleeves, so that the sliding base 2 and the drag flask 3 can be conveniently connected or separated.

The sliding table assembly 11 comprises a sliding table body and a sliding table driving part, wherein the sliding table body is provided with a second connecting pin 12 for being in plug-in fit with the connecting sleeve 10b of the drag flask 3; the slipway body is connected with the movable end of the slipway driving part so as to drive the drag flask 3 to perform linear motion on the bearing roller assembly under the driving of the slipway driving part.

When the drag flask 3 moves to be in contact with the bearing roller assembly, the connecting sleeve 10b at the bottom of the drag flask 3 is in plug-in connection with the second connecting pin 12 on the sliding table body, so that the sliding table body can drive the drag flask 3 to perform linear motion in the horizontal direction, the sliding table body is connected to the movable end of the sliding table driving part, after the sliding table driving part is started, the sliding table body can be controlled to drive the drag flask 3 to perform linear motion on the bearing roller assembly, and the sliding-out or sliding-in of the drag flask 3 is realized.

The inner end of the frame 1 is fixed with a linear guide rail 13, the sliding table body slides on the linear guide rail 13 through a guide rail sliding block 14, and the linear guide rail 13 is arranged in parallel with the horizontal guide rail 9. The sliding table body slides on the linear guide rail 13 through the guide rail sliding block 14, so that the stability of the sliding table body during sliding can be improved, the stability of driving the drag flask 3 to slide is improved, and the drop of the drag flask 3 is prevented.

The sliding table driving part comprises a swing cylinder 15 fixed on the frame 1, an output shaft of the swing cylinder 15 is fixed at one end of a swing arm 16, the other end of the swing arm 16 is fixed with a sliding shaft, and the sliding shaft slides in a guide rail slideway 18 at the bottom of the sliding table body. After the swing cylinder 15 is started, one end of the swing arm 16 can be driven to rotate and move in a surrounding manner, and the other end of the swing arm 16 drives the sliding shaft to rotate and move in a surrounding manner, so that the sliding table body is driven to perform reciprocating sliding motion in the horizontal direction on the linear guide rail 13 through the cooperation of the sliding shaft and the guide rail slideway 18, and the sliding-out or sliding-in of the drag flask 3 is controlled.

The sliding shaft is rotatably connected with a swinging pulley 17, and the swinging pulley 17 slides in a guide rail slideway 18. The arrangement of the swinging pulley 17 can reduce the friction resistance when the transmission drives the guide rail slideway 18 to move, so that the guide rail slideway 18 slides more smoothly.

In the utility model, the sliding table driving part is started by adopting the swinging cylinder 15, the sliding table driving part can be installed in a smaller space, the control is simpler, the high-low speed adjustment can be realized, and compared with the sliding table driving part adopting the linear cylinder, the swinging cylinder 15 can drive the drag flask 3 to slide out or slide in more quickly.

In the description, each embodiment is described in a progressive manner, and each embodiment is mainly described by the differences from other embodiments, so that the same similar parts among the embodiments are mutually referred. It should be noted that it would be obvious to those skilled in the art that various improvements and modifications can be made to the present application without departing from the principles of the present application, and such improvements and modifications fall within the scope of the claims of the present application.

It should also be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Claims (10)

1. A drag flask slide out mechanism, comprising:

a frame (1);

the guide assembly is connected to the frame (1);

a sliding base (2) which slides on the guide assembly for placing the drag flask (3) and can perform linear movement on the guide assembly under the control of the driving part;

the bearing roller assembly is connected to the frame (1) and positioned below the sliding base (2) and is used for bearing the drag flask (3) when the drag flask (3) is separated from the sliding base (2);

the sliding table assembly (11) is connected to the frame (1) and is used for being connected with the drag flask (3) when the drag flask (3) moves to the bearing roller assembly and driving the drag flask (3) to perform linear motion on the bearing roller assembly.

2. A drag flask slide out mechanism according to claim 1, wherein said guide assembly comprises two guide bars (4) fixed to the frame (1) in opposition, the two guide bars (4) being in one-to-one sliding engagement with two sliding sleeves (5) at both ends of the slide base (2).

3. A drag flask slide out mechanism according to claim 2, wherein said support roller assembly includes a fixed roller (6) and a swing roller (7); the upper parts of the side frames on the two sides of the frame (1) are rotationally connected with a plurality of fixed rollers (6) which are arranged side by side, and the number of the fixed rollers (6) arranged on one side of the frame (1) is larger than that of the fixed rollers (6) arranged on the other side of the frame (1); the frame (1) is provided with a plurality of swing rollers (7) movably connected to the side frame with a small number of fixed rollers (6), and the swing rollers (7) are connected with a driving cylinder (8) connected to the frame (1) so as to move to a position parallel to the fixed rollers (6) under the driving of the driving cylinder (8).

4. A drag flask slide out mechanism according to claim 3, characterized in that said frame (1) is provided with a plurality of fixed rollers (6) and a clamping groove with an open top is provided above the side frame, one sliding sleeve (5) is capable of being clamped in the clamping groove, and the other sliding sleeve (5) is capable of being inserted in a slot formed between two adjacent swing rollers (7).

5. A drag flask slide out mechanism according to claim 3, wherein two horizontal guide rails (9) for mating connection with a plurality of fixed rollers (6) and a plurality of swing rollers (7) are provided opposite sides of the drag flask (3).

6. A drag flask slide out mechanism according to claim 1, characterized in that the slide base (2) is provided with a connecting sleeve (10 a), the connecting sleeve (10 a) being adapted for mating engagement with a first connecting pin on the drag flask (3).

7. A drag flask slide out mechanism according to claim 1, characterized in that the slide table assembly (11) comprises a slide table body and a slide table driving part, the slide table body is provided with a second connecting pin (12) for being in plug-in fit with a connecting sleeve (10 b) of the drag flask (3); the slipway body is connected with the movable end of the slipway driving part so as to drive the drag flask (3) to perform linear motion on the bearing roller assembly under the driving of the slipway driving part.

8. The drag flask slide out mechanism according to claim 7, wherein a linear guide rail (13) is fixed at the inner end of the frame (1), the slide table body slides on the linear guide rail (13) through a guide rail slide block (14), and the linear guide rail (13) is arranged in parallel with the horizontal guide rail (9).

9. A drag flask slide out mechanism according to claim 8, characterized in that said slide table driving section comprises a swing cylinder (15) fixed to the frame (1), an output shaft of the swing cylinder (15) is fixed to one end of a swing arm (16), the other end of the swing arm (16) is fixed to a slide shaft, and the slide shaft slides in a guide rail slide way (18) at the bottom of the slide table body.

10. A drag flask slide out mechanism according to claim 9, wherein said slide shaft is rotatably coupled to a swing pulley (17), and wherein the swing pulley (17) slides within a guide rail slide (18).