CN215237771U - Casting gate cutting device - Google Patents

Abstract

The utility model provides a casting gate cutting device, which comprises a hanging structure for hanging a sand casting to be cut into a gate, wherein the hanging structure runs along a running track and is limited when entering the position of a limiting structure; the cutting device driven by the linkage structure is matched and aligned with the hanging structure, and the cutting device can continuously cut the sprue position of the sand casting at the moment until the end is cut; the linkage structure can also drive the cutting device to reset when the operation reaches the terminal end so as to prepare for linkage with the next hanging structure and cutting the sand casting hung on the next hanging structure again. The casting gate cutting device of the utility model can automatically cut the gate of the sand casting, thereby improving the production efficiency and reducing the labor intensity; through linkage structure linkage cutting device and suspended structure, borrow suspended structure's operation strength to drive cutting device and suspended structure synchronous operation, guaranteed stable and long-time cutting, improved cutting quality.

Description

Casting gate cutting device

Technical Field

The utility model relates to a sand casting production facility technical field, concretely relates to foundry goods runner cutting device.

Background

Sand casting is a traditional casting process for producing casting molds by taking sand as a main molding material, and a large number of mechanical products are produced by sand casting at present. After the sand mold is cast and formed, an important step is to cut and remove a pouring gate of cast molten iron, the step is basically performed by manual operation, and a cutting tool is manually held to cut the pouring gate, so that the working efficiency is low, the working error is easy to occur, the labor intensity is high, dust is more, and the disadvantage to the physical health of workers is also realized.

Therefore, how to design a gate cutting tool which can be used in cooperation with a sand casting production line is a technical problem which is not solved in the prior art.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the automatic pouring gate cutting device that does not can cooperate the sand to cast the production line and use among the prior art, leads to the technical defect that work efficiency is low to a foundry goods pouring gate cutting device is provided.

Therefore, the utility model provides a foundry goods runner cutting device, include:

the running track is a part of the square assembly line frame and is a straight section;

the hanging structure can run along the running track under the action of external force and is suitable for hanging the sand casting to be cut;

the limiting structure is arranged in parallel with the running track and used for limiting the hanging structure;

the cutting device is used for cutting the sprue position of the sand casting hung on the hanging structure;

the linkage structure is used for linking the cutting device and the hanging structure;

when the sand casting device is at the initial position, the hanging structure is limited by the limiting structure, the linkage structure enables the cutting device and the hanging structure to synchronously operate after linkage, and the cutting device continuously cuts the sprue position of the sand casting;

when the cutting device moves to the final position, the linkage structure enables the cutting device to be separated from the hanging structure, and the cutting device is reset to the initial position to be linked with the next hanging structure.

As a preferable aspect, the linkage structure includes:

the first guide rail is fixedly arranged and extends along the direction parallel to the running track;

a first carrier slidably mounted on the first rail;

the resetting structure is connected with the first bearing piece and is used for applying a resetting force to the first bearing piece to reset the cutting device which runs to the final position to the initial position;

the second guide rail is fixedly arranged on the first bearing piece and extends along the horizontal direction vertical to the first guide rail;

a second carriage slidably mounted on the second rail, the cutting device being fixedly mounted on the second carriage;

the baffle is fixedly arranged on the second bearing piece and extends towards the direction of the hanging structure;

the spring is sleeved on the second guide rail and used for applying driving force towards the hanging structure to the second bearing piece so that the baffle can extend forwards to the running path of the hanging structure;

and a disengaging structure for guiding the second bearing member to move towards the direction of pressing the spring when the cutting device runs along the first guide rail to the final position, so as to disengage the baffle plate from the hanging structure.

As a preferable aspect, the detachment structure includes:

the resetting piece is fixedly arranged on the second bearing piece;

the check block is fixedly arranged and provided with an inclined surface facing the reset piece, and the inclined surface is gradually far away from the hanging structure along the running direction of the hanging structure.

Preferably, the end of the reset member is provided with a roller capable of rolling on the inclined surface.

Preferably, the first guide rail is fixedly connected with the assembly line frame through a steel frame structure.

As a preferable scheme, the reset structure comprises:

the first pulley is fixed on a connecting plate fixedly connected with the first guide rail, and the axis of the first pulley is vertically arranged;

the second pulley is also fixed on a connecting plate fixedly connected with the first guide rail, and the axis of the second pulley is horizontally arranged;

and the heavy object block is connected with the first bearing piece through a steel wire rope which rounds the second pulley and the first pulley.

As a preferable aspect, the cutting device includes:

the motor is fixedly arranged on the second bearing piece;

one end of the bearing plate is fixedly connected with the second bearing piece, and the other end of the bearing plate extends towards the direction of the hanging structure;

the circular saw is rotatably arranged on the bearing plate through a connecting shaft;

and the driving belt is connected with the motor and the connecting shaft and used for driving the circular saw to rotate.

As a preferred scheme, limit structure includes:

the first limiting piece is fixedly arranged on one side, facing the cutting device, of the hanging structure;

the second limiting part is fixedly arranged on the other side, far away from the cutting device, of the hanging structure;

the second locating part is close to the hanging structure, and the first locating part extrudes the hanging structure towards the direction close to the second locating part, so that the hanging structure is limited between the first locating part and the second locating part.

The technical scheme provided by the utility model, following advantage has:

1. the utility model discloses a casting sprue cutting device, which comprises a running track, a hanging structure, a limiting structure, a cutting device and a linkage structure; the hanging structure is used for hanging a sand casting with a pouring gate to be cut, when the hanging structure moves along the operation track and enters the position of the limiting structure, the hanging structure is limited by the limiting structure and cannot swing randomly, the hanging structure continues to move forwards, after the hanging structure is contacted with the linkage structure, the hanging structure drives the cutting device to synchronously move with the hanging structure through the linkage structure, and at the moment, the cutting device is opposite to the pouring gate position of the sand casting and can continuously cut; when the hanging structure runs to the final position, the linkage structure enables the cutting device to be gradually separated from the hanging structure, enables the cutting device to be reset to the initial position, prepares to be linked with the next hanging structure and prepares to cut the sand casting hung on the next hanging structure; the casting gate cutting device of the utility model can automatically cut the gate of the sand casting, thereby improving the production efficiency and reducing the labor intensity; the utility model discloses a foundry goods runner cutting device through linkage structure linkage cutting device and suspended structure, borrows suspended structure's operation strength and drives cutting device synchronous operation, has guaranteed stable and long-time cutting, has improved the cutting quality.

2. The utility model discloses a casting runner cutting device, linkage structure include first guide rail, first carrier, reset structure, second guide rail, second carrier, baffle, spring and break away from the structure, cutting device and baffle are installed on second carrier, second carrier is installed on first carrier through second guide rail slidable, first carrier is installed on first guide rail slidable; the extending direction of the first guide rail is the same as that of the running track, the extending direction of the second guide rail is vertical to that of the first guide rail, and a spring is arranged on the second guide rail;

when the lifting structure is in an initial position, the second bearing piece is pushed by the spring to lean against one side of the hanging structure, the baffle arranged on the second bearing piece is blocked on the running path of the hanging structure, after the hanging structure runs to the initial position, the baffle is pushed to further push the second bearing piece and the first bearing piece to slide along the direction of the first guide rail, the cutting device is static relative to the sand casting hung on the hanging structure at the moment, the cutting device continuously cuts the sand casting till the hanging structure runs to a final position, and at the moment, the second bearing piece is guided to move towards the direction of extruding the spring under the action of the separation structure, so that the baffle is separated from the hanging structure; after the baffle is separated from the hanging structure, the first bearing piece is pulled by the resetting force of the resetting structure, and then the second guide rail, the second bearing piece, the cutting device and the baffle are pulled to the initial position together;

the utility model discloses a foundry goods runner cutting device, linkage structure's reasonable setting can guarantee that cutting device returns initial position again after a stroke is ended to the stable cutting that lasts of sand foundry goods, prepares to carry out next stroke.

3. The utility model discloses a foundry goods runner cutting device, the disengagement structure is including piece and the dog that resets, and suspended structure holds when the carrier moves to the terminal position through baffle drive second, and the piece that resets contacts the inclined plane of dog to under the guide effect on inclined plane, the second holds carrier and moves gradually towards compression spring's direction, breaks away from until baffle and suspended structure. The separation structure realizes the separation of the baffle and the hanging structure by means of the running force of the inclined plane and the hanging structure, and the structure is simple and effective.

4. The utility model discloses a foundry goods runner cutting device, the tip that resets is equipped with the gyro wheel, and after the piece that resets contacted the inclined plane of dog, under the guide on inclined plane, the gyro wheel rolled the operation on the inclined plane, and is nimble durable.

5. The utility model discloses a foundry goods runner cutting device, reset structure include first pulley, second pulley, wire rope and heavy object piece, rely on the gravity of heavy object piece to realize reseing.

6. The utility model discloses a foundry goods runner cutting device, limit structure include first limit structure and second limit structure, wherein first limit structure is cylindrical gag lever post, and the second limit structure is the limiting plate, and the limiting plate has the side towards cutting device, and first locating part contacts with the suspended structure before the second locating part; hanging shaft of suspended structure at first contacts with first limit structure to promote the hanging shaft towards second limit structure, when the hanging shaft continues to move to enter into between first limit structure and the second limit structure, the tight pulley contacts with the side of second limit structure, and roll on the side, and then drive the hanging shaft, the lifting hook rolls, and then the sand casting that drives to hang on the lifting hook rolls, and the direction of rolling is opposite with cutting device's cutting direction, thereby can carry out circumference cutting to the runner position of sand casting.

Drawings

In order to more clearly illustrate the technical solutions in the prior art or the embodiments of the present invention, the drawings used in the description of the prior art or the embodiments are briefly introduced below.

Fig. 1 is a schematic view of the overall structure of the casting gate cutting device of the present invention.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a top view of fig. 1.

Fig. 4 is an enlarged schematic view of the structure of part B in fig. 3.

Fig. 5 is a perspective view of the linkage structure.

Fig. 6 is another view of fig. 5.

Reference numerals: 1. running the track; 10. a pipeline framework; 2. a hanging structure; 21. running the trolley; 22. hanging a shaft; 23. a hook; 24. a fixed wheel; 3. sand casting; 4. a cutting device; 41. a motor; 42. a carrier plate; 43. a circular saw; 44. a connecting shaft; 45. a drive belt; 5. a limiting structure; 51. a first limit piece; 52. a second limiting member; 53. a side surface; 61. a first guide rail; 62. a second guide rail; 63. a spring; 64. a connecting plate; 71. a first bearing member; 72. a second bearing member; 73. a baffle plate; 74. a reset member; 75. a stopper; 76. a bevel; 77. a roller; 81. a first pulley; 82. a second pulley; 83. a wire rope; 84. and (4) heavy material blocks.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the accompanying drawings.

Examples

The present embodiment provides a casting gate cutting device, as shown in fig. 1, which includes a running rail 1, where the running rail 1 may be a separate rail, or may be a part of a line frame 10, and in the present embodiment, the running rail 1 is a section of the line frame 10, and is a straight section.

The hanging structure 2 runs on the running track 1, and the hanging structure 2 can stably run on the running track 1 under the driving of external force; the hanging structure 2 is as shown in fig. 2, and comprises a running trolley 21 capable of running along the running track 1, and a hanging shaft 22 rotatably connected with the lower part of the running trolley 21, wherein the rotatable connection means that the hanging shaft 22 can rotate around the vertical axis thereof, and specifically, the hanging shaft 22 is rotatably connected with the bottom of the running trolley 21 through a bearing; the bottom of the hanging shaft 22 is provided with a hanging hook 23, and the hanging hook 23 is used for hanging the sand casting 3 of the sprue to be cut. It should be noted that the hanging shaft 22 is also provided with a fixed wheel 24, the function of which will be described in detail later.

And a limiting structure 5 is further arranged on one side of the running track 1 and used for limiting the running of the hanging structure 2 running on the running track 1 and preventing the hanging structure from swinging randomly. The limiting structure 5 includes a first limiting member 51 and a second limiting member 52, as shown in fig. 2, wherein the first limiting member 51 is fixedly disposed at an inner side of the hanging structure 2, i.e. a side close to the cutting device 4, and the second limiting member 52 is fixedly disposed at an outer side of the hanging structure 2, and when the hanging structure 2 moves to a middle of the first limiting member 51 and the second limiting member 52, the hanging structure is pressed to limit, and cannot swing freely.

Specifically, the first limiting member 51 is a cylindrical limiting rod, and is fixedly connected with the assembly line frame 10 through a steel frame structure; the second limiting member 52 is a limiting plate, which is also fixedly connected to the assembly line frame 10 by a steel frame structure, and has a side surface 53 facing the first limiting member 51.

When the hanging structure 2 runs along the running track 1, firstly, the hanging structure contacts with the first limiting part 51, then, under the pushing of the first limiting part 51, when the hanging structure runs to the middle of the first limiting part 51 and the second limiting part 52, the fixed wheel 24 contacts with the side surface 53 of the second limiting part 52 after being extruded, and rolls on the side surface 53, so as to drive the hanging shaft 22 and the lifting hook 23 to rotate, and further drive the sand casting 3 to rotate.

The casting gate cutting device of the embodiment comprises a cutting device 4 for cutting a gate of a sand casting 3, and the cutting device is matched with the hanging structure 2 through a linkage structure to act.

The linkage structure has the functions that: in an initial position (namely when the hanging structure 2 just enters the middle of the first limiting part 51 and the second limiting part 52), the hanging structure 2 is limited by the limiting structure 5, the linkage structure enables the cutting device 4 and the hanging structure 2 to synchronously operate after linkage, and the cutting device 4 continuously cuts the gate position of the sand casting 3; when the cutting device is moved to the final position (namely after cutting is finished), the linkage structure enables the cutting device 4 to be separated from the hanging structure 2, and the cutting device is reset to the initial position to be linked with the next hanging structure 2.

Specifically, as shown in fig. 3 to 4, the linkage structure includes: first guide rail 61, second guide rail 62, spring 63, first carrier 71, second carrier 72, flap 73, return structure and disengagement structure.

The first guide rail 61 is fixedly arranged, is fixedly connected with the assembly line frame 10 through a steel frame structure, and extends along a direction parallel to the running track 1; a first carrier 71 slidably mounted on the first rail 61; a second rail 62 fixedly provided on the first carrier 71 and extending in a horizontal direction perpendicular to the first rail 61; a second carriage 72 slidably mounted on the second rail 62, the cutting device 4 being fixedly mounted on the second carriage 72; a baffle 73 fixedly arranged on the second carrier 72 and extending toward the hanging structure 2; a spring 63, fitted on the second guide rail 62, for applying a driving force to the second carrier 72 toward the hanging structure 2, so that the baffle plate 73 can extend forward to the running path of the hanging structure 2;

a return structure connected to the first carrier 71 for applying a horizontal return force to the first carrier 71 toward the initial position;

and a disengaging structure for guiding the second carrier 72 to move in the direction of the pressing spring 63 when the cutting device 4 moves along the first guide rail 61 to the final position, thereby disengaging the baffle 73 from the hanging structure 2.

Further, as shown in fig. 4, the reset structure includes: the first pulley 81 is fixed on the connecting plate 64 fixedly connected with the first guide rail 61, and the axis of the first pulley is vertically arranged; a second pulley 82, also fixed on the connecting plate 64 fixedly connected with the first guide rail 61, with its axis arranged horizontally; and a weight block 84 connected to the first carrier 71 by a wire rope 83 passing around the second pulley 82 and the first pulley 81.

The detachment structure includes: a reset element 74 fixedly arranged on the second carrier element 72; a stop 75, fixedly arranged, having an inclined surface 76 facing the return element 74, the inclined surface 76 gradually moving away from the suspended structure 2 in the direction of travel of the suspended structure 2. Further, the end of the reset member 74 is provided with a roller 77, and the roller 77 can roll on the inclined surface 76.

In this embodiment, the cutting device 4 is configured as shown in fig. 5, and includes a motor 41 fixedly disposed on the second carrier 72; a bearing plate 42, one end of which is fixedly connected to the second bearing member 72 and the other end of which extends toward the hanging structure 2; a circular saw 43 rotatably mounted on the carrier plate 42 through a connecting shaft 44; and the driving belt 45 is connected with the motor 41 and the connecting shaft 44 and is used for driving the circular saw 43 to rotate.

The casting gate cutting device can automatically cut the gate of the sand casting 3, so that the production efficiency is improved, and the labor intensity is reduced; the casting gate cutting device of this embodiment, through linkage structure linkage cutting device 4 and suspended structure 2, borrow suspended structure 2's operation strength to drive cutting device 4 synchronous operation, guaranteed stable and long-time cutting, improved the cutting quality.

The operation of the casting gate cutting device in this embodiment is as follows:

firstly, hanging a sand casting 3 needing to cut a pouring gate on a lifting hook 23 of a hanging structure 2; the hanging structure 2 moves along the moving track 1 under the driving of an external force, firstly contacts with the first limiting member 51, and then gradually enters between the first limiting member 51 and the second limiting member 52; the fixed wheel 24 fixedly arranged on the hanging shaft 22 extrudes the side surface 53 and rolls on the side surface 53 under the pushing action of the first limiting piece 51 on the hanging shaft 22, so as to drive the hanging shaft 22 and the lifting hook 23 to rotate, and further drive the sand casting 3 to rotate;

at this time, the spring 63 applies force to push the cutting device 4 and the baffle plate 73 to extend outwards, wherein the baffle plate 73 extends to the running path of the hanging structure 2; that is, the cutting device 4 and the flap 73 are both in the initial position;

the hanging structure 2 continues to move forwards, and the baffle 73 is pushed to continue to move forwards after contacting the baffle 73; when the hanging structure 2 contacts the baffle 73, the circular saw 43 of the cutting device 4 just corresponds to the sprue position of the sand casting 3, and the rotary circular saw 43 starts to cut the sprue of the sand casting 3;

the sand casting 3 continuously rotates due to the rotation of the fixed wheel 24, and the circular saw 43 continuously and circumferentially cuts the gate position of the sand casting 3; the rotation direction of the circular saw 43 can be opposite to that of the sand casting 3, so that the cutting efficiency is improved;

the hanging structure 2 pushes the second bearing member 72 to move continuously through the baffle 73, and the heavy object 84 is lifted gradually;

when the hanging structure 2 continues to operate until the final position (in the time period, the circular saw 43 always performs the cutting operation on the pouring gate position of the sand casting 3), the reset piece 74 starts to contact the inclined surface 76 of the stop block 75, the roller 77 rolls on the inclined surface 76, the hanging structure 2 is guided to push the second bearing piece 72 to move towards the direction of the extrusion spring 63, and the baffle plate 73 is gradually drawn back until the hanging structure 2 is separated;

after the baffle 73 is separated from the hanging structure 2, the first bearing member 71 is rapidly reset to the initial position under the pulling force of the weight block 84, and the spring 63 releases the elastic force again to push the second bearing member 72 to move towards the direction close to the limiting structure 5, so that the baffle 73 extends to the running path of the next hanging structure 2 again to prepare for gate cutting of the sand casting 3 hung on the next hanging structure 2.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (8)

1. A casting gate cutting apparatus, comprising:

the running track (1) is a part of the square assembly line framework (10) and is a straight section;

the hanging structure (2) can run along the running track (1) under the action of external force and is suitable for hanging the sand casting (3) to be cut;

the limiting structure (5) is arranged in parallel with the running track (1) and used for limiting the hanging structure (2);

the cutting device (4) is used for cutting the pouring gate position of the sand casting (3) hung on the hanging structure (2);

a linkage structure for linking the cutting device (4) and the hanging structure (2);

when the sand casting machine is at an initial position, the hanging structure (2) is limited by the limiting structure (5), the linkage structure enables the cutting device (4) and the hanging structure (2) to synchronously operate after linkage, and the cutting device (4) continuously cuts the sprue position of the sand casting (3);

when the cutting device is moved to the final position, the linkage structure enables the cutting device (4) to be separated from the hanging structure (2), and the cutting device is reset to the initial position to be linked with the next hanging structure (2).

2. The casting gate cutting device of claim 1, wherein: the linkage structure includes:

a first guide rail (61) which is fixedly arranged and extends in a direction parallel to the running track (1);

a first carrier (71) slidably mounted on the first rail (61);

a resetting structure connected with the first bearing member (71) and used for applying a resetting force to the first bearing member (71) and resetting the cutting device (4) running to the final position to the initial position;

a second guide rail (62) fixedly arranged on the first carrier (71) and extending along a horizontal direction perpendicular to the first guide rail (61);

-a second carriage (72) slidably mounted on the second rail (62), the cutting device (4) being fixedly mounted on the second carriage (72);

a baffle plate (73) fixedly arranged on the second bearing piece (72) and extending towards the hanging structure (2);

a spring (63) sleeved on the second guide rail (62) and used for applying a driving force towards the hanging structure (2) to the second bearing piece (72) so that the baffle plate (73) can extend forwards to the running path of the hanging structure (2);

-a disengagement structure, which guides the second carrier (72) to move in a direction that presses the spring (63) when the cutting device (4) travels along the first guide (61) to the end position, thereby disengaging the flap (73) from contact with the suspension structure (2).

3. The casting gate cutting device of claim 2, wherein: the detachment structure includes:

a reset element (74) fixedly arranged on the second carrier element (72);

the stop block (75) is fixedly arranged and provided with an inclined surface (76) facing the resetting piece (74), and the inclined surface (76) is gradually far away from the hanging structure (2) along the running direction of the hanging structure (2).

4. The casting gate cutting device of claim 3, wherein: the end of the reset piece (74) is provided with a roller (77), and the roller (77) can roll on the inclined surface (76).

5. The casting gate cutting device of claim 2, wherein: the first guide rail (61) is fixedly connected with the assembly line frame (10) through a steel frame structure.

6. The casting gate cutting device of claim 5, wherein: the reset structure includes:

the first pulley (81) is fixed on a connecting plate (64) fixedly connected with the first guide rail (61), and the axis of the first pulley is vertically arranged;

the second pulley (82) is also fixed on a connecting plate (64) fixedly connected with the first guide rail (61), and the axis of the second pulley is horizontally arranged;

and the heavy object block (84) is connected with the first bearing piece (71) through a steel wire rope (83) which rounds the second pulley (82) and the first pulley (81).

7. The casting gate cutting device of claim 2, wherein: the cutting device (4) comprises:

a motor (41) fixedly arranged on the second bearing piece (72);

the bearing plate (42) is fixedly connected with the second bearing piece (72) at one end, and extends towards the direction of the hanging structure (2) at the other end;

a circular saw (43) rotatably mounted on the carrier plate (42) via a connecting shaft (44);

and the driving belt (45) is connected with the motor (41) and the connecting shaft (44) and is used for driving the circular saw (43) to rotate.

8. The casting gate cutting device of claim 1, wherein: the limit structure (5) comprises:

the first limiting piece (51) is fixedly arranged on one side, facing the cutting device (4), of the hanging structure (2);

the second limiting piece (52) is fixedly arranged on the other side, far away from the cutting device (4), of the hanging structure (2);

the second limiting part (52) is arranged close to the hanging structure (2), and the first limiting part (51) extrudes the hanging structure (2) towards the direction close to the second limiting part (52), so that the hanging structure (2) is limited between the first limiting part (51) and the second limiting part (52).

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