CN214557327U

CN214557327U - Clamping device for casting riser cutting

Info

Publication number: CN214557327U
Application number: CN202022599135.8U
Authority: CN
Inventors: 胡强
Original assignee: Sichuan Changrui Recycling Technology Co ltd
Current assignee: Sichuan Changrui Recycling Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-11-02
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a clamping device for cutting casting risers, which comprises a bottom plate, a plurality of guide plates arranged on the bottom plate, a plurality of pairs of casting clamping mechanisms assembled on the guide plates, and a riser clamping mechanism arranged at one end of the bottom plate; the guide plates are arranged on the bottom plate in pairs; the guide plates are arrayed on the bottom plate in pairs at equal intervals; the casting clamping mechanisms are assembled on the guide plates in pairs for clamping the castings; the riser clamping mechanism is arranged at one end of the bottom plate and used for clamping a casting riser. The utility model discloses the convenience carries out the centre gripping to the foundry goods of different shapes, and centre gripping easy operation when the centre gripping foundry goods still plays clamping action to the rising head, prevents that the cutting direction that the cutting produced when being about to accomplish from changing, improves cutting tool's life, has reduced the cost input of enterprise, has stronger practicality.

Description

Clamping device for casting riser cutting

Technical Field

The utility model relates to a relevant technical field of automobile parts foundry goods processing equipment especially relates to a clamping device is used in cutting of foundry goods rising head.

Background

The feeder is a supplementary part which is added above or on the side of the casting to avoid the defect of the casting. The function of the riser is that in the casting mould, the cavity of the riser is a cavity for storing liquid metal, the metal is supplied when the casting is formed, the functions of preventing shrinkage cavity, shrinkage porosity, exhausting and slag collection are achieved, and the main function of the riser is feeding. The risers with different design functions have different forms, sizes and opening positions.

The riser comprises:

1. and (3) common riser: the dead head made of the common molding material is called as a common dead head;

2. insulating a riser: the riser made of the heat-insulating material is called a heat-insulating riser, and the molten metal in the heat-insulating riser has longer solidification time than that of a common riser, so that the metal is saved;

3. heating a riser: the heating agent is added into the riser material, and after the molten metal is poured, the heating agent reacts to generate heat, so that the molten metal can be kept in a liquid state for a longer time, and the metal is saved compared with a heat-insulating riser.

The shape of the feeder directly influences the feeding effect of the feeder, and the feeder is designed to have the smallest surface area as possible. The surface area of the spherical riser is minimum, the feeding efficiency of the spherical riser is higher than that of risers with the same volume and other shapes by 10 percent, but the spherical riser is difficult to lift and is not generally adopted at present. The most applied in production is the cylindrical riser, the spherical top cylindrical riser and the waist cylindrical riser.

After the casting of foundry goods is accomplished, need to amputate the rising head, and most of the rising heads in the prior art adopt the columniform rising head, columniform rising head also conveniently cuts after the foundry goods is accomplished, but in the cutting process, because the shape of foundry goods has not been uniform and has produced great influence for the centre gripping of foundry goods, and the conventional centre gripping frock of generally adopting now is carried out the centre gripping to the foundry goods, because the shape of foundry goods is different, the centre gripping appears the centre gripping unstability in the clamping process or because the clamping-force is too big leads to the foundry goods to take place the deformation, thereby influence the cost input and the production efficiency of enterprise, simultaneously this kind of centre gripping mode can not carry out the centre gripping to the rising head, lead to the difference of cutting department atress to lead to cutting direction to change when the rising head is about to amputate and finish, influence the cutting effect of rising head, damage cutting tool even because the change of direction.

SUMMERY OF THE UTILITY MODEL

The utility model provides a clamping device is used in cutting of foundry goods rising head to solve the not enough of above-mentioned prior art, conveniently carry out the centre gripping to the foundry goods of different shapes, centre gripping easy operation when the centre gripping foundry goods, still play the clamping action to the rising head, prevent that the cutting direction that produces when the cutting is about to accomplish from changing, improve cutting tool's life, reduced the cost input of enterprise, had stronger practicality.

In order to realize the purpose of the utility model, the following technologies are adopted:

a clamping device for casting riser cutting comprises a bottom plate, a plurality of guide plates arranged on the bottom plate, a plurality of pairs of casting clamping mechanisms assembled on the guide plates, and a riser clamping mechanism arranged at one end of the bottom plate;

the guide plates are arranged on the bottom plate in pairs;

the guide plates are arrayed on the bottom plate in pairs at equal intervals;

the casting clamping mechanisms are assembled on the guide plates in pairs for clamping the castings;

the riser clamping mechanism is arranged at one end of the bottom plate and used for clamping a casting riser.

Preferably, the casting clamping mechanism comprises a rotary plate with a lower end arranged on one side of the bottom plate, a rotary rod screwed on the rotary plate, a clamping seat assembled at one end of the rotary rod and with a lower end assembled on the guide plate, a clamping plate arranged at the upper end of the clamping seat, a motion groove longitudinally penetrating through the outer side wall of the clamping plate, a motion hole longitudinally penetrating through the inner wall and the outer wall of the clamping plate, a motion rod penetrating through the motion hole, a lower clamping plate arranged at the inner side end of the motion rod, a lifting plate arranged at the outer side end of the motion rod and a rotary rod screwed on the lifting plate and with a lower end assembled on the clamping seat.

Preferably, the splint has a right angle trapezoidal configuration.

Preferably, the inner wall of the splint is provided with an anti-skid rubber pad.

Preferably, the other end of the rotating rod is provided with a rotating disc; the upper end of the rotating rod is provided with a rotating disc.

Preferably, the riser clamping mechanism comprises a pair of support rods arranged at one end of the bottom plate, a lower clamping piece arranged at the upper end of the support rods, a pair of guide pieces arranged at two ends of the upper surface of the lower clamping piece, an upper clamping piece assembled on the guide pieces, and a pair of screws screwed on the upper clamping piece and assembled at the lower clamping piece at the lower ends.

Preferably, a lower semicircular arc-shaped groove which is concave upwards is arranged at the middle position of the lower clamping piece; a concave upper semicircular arc-shaped groove is formed in the middle of the upper clamping piece; the size of the lower semicircular arc-shaped groove is consistent with that of the upper semicircular arc-shaped groove, and the lower semicircular arc-shaped groove and the upper semicircular arc-shaped groove are matched with each other.

Preferably, the inner side wall of the guide member is an arc wall.

Preferably, the upper ends of the screws are provided with rotating disks, and a plurality of arc grooves are arranged on the rotating disks in a circumferential array.

The technical scheme has the advantages that:

1. the casting clamping mechanisms are arranged on the guide plates and are mainly used for clamping castings, the casting clamping mechanisms are more in number and mainly used for clamping casting parts, the lower clamping plates are arranged on the casting clamping mechanisms and are mainly used for supporting the lower end of the castings during clamping, so that risers can be clamped on the riser clamping mechanisms, a pair of clamping plates are matched with each other to clamp two sides of the castings, meanwhile, the pairs of casting clamping mechanisms can be used according to the lengths of the castings, the pairs of casting clamping mechanisms are independent to each other and can clamp the castings, and the casting clamping mechanisms can adapt to clamping operation of most castings;

2. the riser clamping piece is mainly used for clamping a casting riser, the operation is simple, the riser is arranged between the upper clamping piece and the lower clamping piece, and specifically, the riser is required to be inserted between the lower semicircular arc-shaped groove and the upper semicircular arc-shaped groove, and then the cylindrical riser is clamped through a screw rod;

3. the utility model discloses the convenience carries out the centre gripping to the foundry goods of different shapes, and centre gripping easy operation when the centre gripping foundry goods still plays clamping action to the rising head, prevents that the cutting direction that the cutting produced when being about to accomplish from changing, improves cutting tool's life, has reduced the cost input of enterprise, has stronger practicality.

Drawings

Fig. 1 shows a first three-dimensional structure of the present invention.

Fig. 2 shows a second three-dimensional structure of the present invention.

Fig. 3 shows a third perspective view of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, a casting riser cutting clamping device comprises a bottom plate 1, a plurality of guide plates 2 arranged on the bottom plate 1, a plurality of pairs of casting clamping mechanisms 4 assembled on the guide plates 2, and a riser clamping mechanism 3 arranged at one end of the bottom plate 1, wherein the guide plates 2 are arranged on the bottom plate 1 in pairs, the guide plates 2 are arranged on the bottom plate 1 in pairs at equal intervals, the casting clamping mechanisms 4 are assembled on the guide plates 2 in pairs for clamping castings, and the riser clamping mechanisms 3 are arranged at one end of the bottom plate 1 for clamping risers of castings.

The casting clamping mechanism 4 comprises a rotating plate 40, a rotating rod 41, a clamping seat 42, a clamping plate 43, a moving groove 44, a moving hole 45, a moving rod 46, a lower clamping plate 47, a lifting plate 48 and a rotating rod 49, wherein the lower end of the rotating plate 40 is arranged on one side of the bottom plate 1, the rotating rod 41 is screwed on the rotating plate 40, the clamping seat 42 is assembled at one end of the rotating rod 41, the lower end of the rotating seat is assembled on the guide plate 2, the clamping plate 43 is arranged at the upper end of the clamping seat 42, the moving groove 44 longitudinally penetrates through the outer side wall of the clamping plate 43, the moving hole 45 longitudinally penetrates through the inner wall and the outer wall of the clamping plate 43, the moving rod 46 penetrates through the moving hole 45, the lower clamping plate 47 is arranged at the inner side end of the moving rod 46, the lifting plate 48 is arranged at the outer side end of the moving rod 46, the rotating rod 49 is assembled at the lower end of the clamping seat 42, the clamping plate 43 is in a right trapezoid structure, anti-skid rubber pads are arranged on the inner wall of the clamping plate 43, and a rotating disc 410 is arranged at the other end of the rotating rod 41; the upper end of the rotating rod 49 is provided with a rotating disc 490.

The feeder clamping mechanism 3 includes a pair of support rods 30 provided at one end of the bottom plate 1, a pair of lower clamping members 31 provided at the upper ends of the support rods 30, a pair of guide members 32 provided at both ends of the upper surface of the lower clamping members 31, an upper clamping member 33 fitted to the guide members 32, and a pair of screws 34 screwed to the upper clamping member 33 and having lower ends fitted to the lower clamping members 31. A lower semicircular arc-shaped groove 310 which is concave upwards is arranged at the middle position of the lower clamping piece 31; a concave upper semicircular arc-shaped groove 330 is arranged in the middle of the upper clamping piece 33; the lower semicircular arc-shaped groove 310 and the upper semicircular arc-shaped groove 330 are consistent in size and are matched with each other. The inner side wall of the guide member 32 is an arc wall. The upper ends of the screws 34 are provided with rotating disks 35, and a plurality of arc grooves 350 are arranged on the rotating disks 35 in a circumferential array.

The specific implementation mode is as follows:

firstly, a riser of a casting to be subjected to riser cutting penetrates between the lower semicircular arc-shaped groove 310 and the upper semicircular arc-shaped groove 330;

secondly, the screw 34 is rotated through the rotating disc 35, so that the upper clamping piece 33 moves downwards to clamp the riser;

thirdly, sequentially clamping the castings according to the length and the shape structure of the castings;

fourthly, during the clamping operation, the rotating rod 41 is rotated through the rotating disc 410, so that the clamping plates 43 all move towards the casting until the clamping plates are contacted with the outer surface of the casting;

fifthly, the rotating rod 49 is rotated through the rotating disc 490, so that the lower clamping plate 47 moves upwards to jack up the lower end of the casting;

sixthly, finishing clamping the casting according to the shape and the length of the casting in the fourth and fifth steps, and beginning to cut off the dead head.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The clamping device for casting riser cutting is characterized by comprising a bottom plate (1), a plurality of guide plates (2) arranged on the bottom plate (1), a plurality of pairs of casting clamping mechanisms (4) assembled on the guide plates (2) and a riser clamping mechanism (3) arranged at one end of the bottom plate (1);

the guide plates (2) are arrayed on the bottom plate (1) in pairs at equal intervals;

the casting clamping mechanisms (4) are assembled on the guide plate (2) in pairs and used for clamping the castings;

the riser clamping mechanism (3) is arranged at one end of the bottom plate (1) and used for clamping the casting riser.

2. The casting riser cutting clamping device according to claim 1, wherein the casting clamping mechanism (4) comprises a rotating plate (40) with a lower end arranged on one side of the bottom plate (1), a rotating rod (41) which is rotated on the rotating plate (40), a clamping seat (42) which is assembled at one end of the rotating rod (41) and has a lower end assembled on the guide plate (2), a clamping plate (43) which is arranged at the upper end of the clamping seat (42), a moving groove (44) which longitudinally penetrates through the outer side wall of the clamping plate (43), a moving hole (45) which longitudinally penetrates through the inner and outer walls of the clamping plate (43), a moving rod (46) which penetrates through the moving hole (45), a lower clamping plate (47) which is arranged at the inner end of the moving rod (46), a lifting plate (48) which is arranged at the outer end of the moving rod (46), and a rotating rod (49) which is rotated on the lifting plate (48) and has a lower end assembled on the clamping seat (42).

3. The casting riser cutting clamping device as defined in claim 2, wherein the clamping plate (43) is of a right-angled trapezoidal configuration.

4. The clamping device for cutting the casting riser as claimed in claim 2, wherein the clamping plate (43) is provided with an anti-skid rubber pad on the inner wall.

5. The casting riser cutting clamping device as claimed in claim 2, wherein the other end of the rotating rod (41) is provided with a rotating disc (410); the upper end of the rotating rod (49) is provided with a rotating disc (490).

6. The casting riser cutting clamping device according to claim 1, wherein the riser clamping mechanism (3) comprises a pair of support rods (30) arranged at one end of the bottom plate (1), a pair of lower clamping members (31) arranged at the upper ends of the support rods (30), a pair of guide members (32) arranged at two ends of the upper surface of the lower clamping members (31), an upper clamping member (33) assembled on the guide members (32), and a pair of screw rods (34) screwed on the upper clamping member (33) and assembled at the lower ends of the lower clamping members (31).

7. The casting riser cutting clamping device as claimed in claim 6, wherein a lower semicircular arc-shaped groove (310) which is concave upwards is formed in the middle of the lower clamping piece (31); a downward upper semicircular arc-shaped groove (330) is formed in the middle of the upper clamping piece (33); the size of the lower semicircular arc-shaped groove (310) is consistent with that of the upper semicircular arc-shaped groove (330), and the lower semicircular arc-shaped groove and the upper semicircular arc-shaped groove are matched with each other.

8. The casting riser cutting clamping device as defined in claim 6, wherein the inner side wall of the guide member (32) is an arc wall.

9. The casting riser cutting clamping device as claimed in claim 6, wherein the upper ends of the screws (34) are provided with rotating disks (35), and a plurality of arc grooves (350) are arranged on the rotating disks (35) in a circumferential array.