CN108145137B - Casting sand removing machine - Google Patents

Abstract

The invention relates to a casting sand removing machine which comprises a rack, wherein two sides of the upper part of the rack are respectively fixed with an upright post, the upper end of each upright post is fixed with a cross beam, a support plate is arranged on the rack, an elastic element is arranged between the support plate and the rack, the upright posts on two sides of the upper part of the support plate are respectively provided with a clamping device, the upper part of the support plate is provided with a vibrator, and the cross beam is provided with a power transmission device for driving the vibrator to reciprocate; during the use, place the foundry goods in the backup pad, it is fixed with the foundry goods through clamping device, descend through first power transmission drive vibrator, the vibrator compresses tightly the foundry goods, makes the foundry goods vibration through the vibrator, with the clean up such as sand grain, impurity on foundry goods surface under the effect of vibration, does not need the manual work to clear up through instruments such as brushes, has reduced workman's intensity of labour, and degree of automation is high, has improved production efficiency greatly.

Description

Casting sand removing machine

Technical Field

The invention relates to equipment for cleaning impurities on the surface of a casting, in particular to a casting desanding machine.

Background

Casting is one of the basic processes of modern device manufacturing industry, and is a technological process of smelting metal into liquid meeting certain requirements, pouring the liquid into a casting mold, cooling, solidifying and cleaning to obtain a casting with a preset shape, size and performance. The cast blank is nearly formed, so that the aim of no machining or little machining is fulfilled, the cost is reduced, and the manufacturing time is reduced to a certain extent.

At present, with the progress of production technology, the development speed of casting is fast, the development of mechanical industry itself and other industries such as chemical industry, instruments and the like also create favorable conditions for the development of casting industry, and with the improvement and the stability of casting quality, the requirements on various mechanical and physical properties of castings are higher at present, and meanwhile, the castings need to have good machining performance.

After the casting is finished, the casting is taken out of the mold, sand grains, impurities and the like on the surface of the casting need to be cleaned, most of the castings are cleaned manually at present, workers clean the surface of the casting through tools such as brushes and the like, the labor intensity of the workers is high, the automation degree is low, and the production efficiency is low; when the casting is taken out, the temperature of the casting is possibly higher, workers can only wait for the temperature to be reduced and then can clean the casting to prevent scalding, and the casting cannot be cleaned at high temperature, so that the cleaning time of the casting is greatly prolonged, and the overall production efficiency is influenced.

Disclosure of Invention

The invention aims to solve the problems, provides a casting sand removing machine, and solves the problems of high labor intensity, low automation degree and low production efficiency of workers; the problem of the foundry goods can not clear up, influence whole production efficiency at high temperature is solved.

In order to solve the problems, the technical scheme adopted by the invention is as follows: the utility model provides a foundry goods sand removing machine, includes the frame, the upper portion both sides of frame are fixed with the stand respectively, the crossbeam is decided to the upper end state of stand, be provided with the backup pad in the frame, be provided with elastic element between backup pad and the frame, be provided with clamping device on the stand of the upper portion both sides of backup pad respectively, the upper portion of backup pad is provided with the vibrator, be provided with the power transmission who drives vibrator reciprocating motion on the crossbeam.

During the use, place the foundry goods in the backup pad, it is fixed with the foundry goods through clamping device, descend through first power transmission drive vibrator, the vibrator compresses tightly the foundry goods, makes the foundry goods vibration through the vibrator, with the clean up such as sand grain, impurity on foundry goods surface under the effect of vibration, does not need the manual work to clear up through instruments such as brushes, has reduced workman's intensity of labour, and degree of automation is high, has improved production efficiency greatly.

As an optimization scheme, clamping device includes carriage and first hydro-cylinder, first hydro-cylinder is articulated with the outside of carriage, the articulated seat of piston rod fixedly connected with of first hydro-cylinder, it has two sets of connecting rods to articulate on the articulated seat, the inboard of carriage articulates there are three clamping bars, and the tip of three clamping bars is articulated with the inboard of carriage, and three clamping bars set up along the axial of articulated shaft, and wherein the other end of a set of connecting rod is articulated with the clamping bar of intermediate position department, and the other end of a set of connecting rod is articulated with two other clamping bars.

As an optimized scheme, a plurality of connecting holes which are uniformly distributed along the longitudinal direction are formed in the clamping rod.

As an optimized scheme, the stand column is fixedly connected with a support, the outer side of the support is hinged with a second oil cylinder, a piston rod of the second oil cylinder is hinged with the support frame, the bottom of the support frame is fixedly connected with a sliding block, a sliding groove matched with the sliding block is arranged on the support, the sliding groove is longitudinally arranged along the support, and the sliding block can slide in the sliding groove in a reciprocating mode.

As an optimization scheme, power transmission includes third hydro-cylinder, slide and two guide posts, third hydro-cylinder and two guide posts are fixed on the crossbeam, the piston rod and the slide of third hydro-cylinder are connected, the vibrator is fixed on the slide, the slide suit is on two guide posts, the third hydro-cylinder can drive the slide along guide post axial reciprocating motion.

As an optimization scheme, be fixed with control cylinder and branch on the slide, the vertical setting of branch, it has the connecting rod to articulate on the branch, branch is articulated with the intermediate position of connecting rod, the one end of connecting rod is articulated with the piston rod of control cylinder, the other end of connecting rod articulates there is the control lever, the other end and the switch of vibrator of control lever are connected.

As an optimization scheme, the intermediate position department of crossbeam both sides is fixed with the fixing base respectively, it has the rocking arm to articulate on the fixing base, the other end of rocking arm articulates there is the linking arm, be provided with the fourth hydro-cylinder on the linking arm, the piston rod of fourth hydro-cylinder is connected with the chuck, it has the fifth hydro-cylinder to articulate on the rocking arm, the piston rod of fifth hydro-cylinder is articulated with the linking arm, rocking arm intermediate position department is buckled and is set up, be provided with the drive rocking arm between rocking arm and the fixing base around articulated department pivoted sixth hydro-cylinder, the sixth hydro-cylinder is articulated with the fixing base, the piston rod and the rocking arm department of buckling of sixth hydro-.

The backup pad can be put into the foundry goods and the backup pad is taken out to rocking arm, linking arm and the chuck through the crossbeam both sides, and the foundry goods temperature height all can be put into and take out, and the foundry goods temperature height all can be with clean up such as sand grain, impurity on foundry goods surface, need not wait for the foundry goods temperature to drop to clear up again after the low temperature, and high temperature also can clear up, has improved holistic production efficiency greatly.

As an optimized scheme, baffles are arranged in the circumferential direction of the supporting plate, the baffles positioned on the two sides of the supporting plate close to the stand column are vertically arranged, the upper portions of the baffles positioned at the front part and the rear part are inclined outwards, and the upper end faces of the baffles are higher than the upper surface of the supporting plate.

As an optimized scheme, two parallel supporting beams are arranged on the machine frame, a blanking port is arranged between the two supporting beams, and the elastic element is positioned between the supporting beams and the supporting plate.

As an optimized scheme, the lower part of the rack is provided with a blanking hopper communicated with the blanking port, the lower part of the blanking hopper is provided with a support, and the support is provided with a conveying belt.

By adopting the technical scheme, the invention has the following advantages:

the sand removing machine has high automation degree, can greatly reduce the labor intensity of workers, can clean high-temperature or low-temperature castings, and greatly improves the production efficiency.

The invention is further illustrated by the following figures and examples.

Drawings

FIG. 1 is a schematic structural diagram of a casting desanding machine in an embodiment of the invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic view of the clamping device shown in FIG. 1;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a schematic structural view of the slider and the support in FIG. 1;

fig. 6 is a top view of the support plate and frame of fig. 1.

In the figure:

1-a frame; 2-upright post; 3-a hydraulic station; 4-a spring; 5-support; 6-a second oil cylinder; 7-a first oil cylinder; 8-connecting rod; 9-a support frame; 10-a clamping bar; 11-a vibrator; 12-control the oil cylinder; 13-a switch; 14-a strut; 15-a connecting rod; 16-a control lever; 17-a guide post; 18-a fixed seat; 19-a third cylinder; 20-a cross beam; 21-a slide; 22-a scaffold; 23-a baffle plate; 24-a conveyor belt; 25-a support plate; 26-a discharge hopper; 27-a chuck; 28-a fourth cylinder; 29-a linker arm; 30-a rotating arm; 31-a fifth oil cylinder; 32-a sixth oil cylinder; 33-a hinged seat; 34-a slide block; 35-connecting holes; 36-a support beam; 37-blanking port; 38-chute.

Detailed Description

Example (b): as shown in fig. 1, fig. 2 and fig. 6, a casting sand removing machine comprises a frame 1, wherein a hydraulic station 3 for driving each oil cylinder to act is arranged on the side portion of the frame 1, the hydraulic station 3 is connected with each oil cylinder through a hydraulic oil pipe, the connection mode is a known technology in the field, and a detailed description is omitted, wherein two sides of the upper portion of the frame 1 are respectively fixed with an upright post 2, the upright posts 2 are vertically arranged, a cross beam 20 is fixed at the upper end of each upright post 2, the cross beam 20 is horizontally arranged, one end of the cross beam 20 is fixedly connected with one upright post 2, and the other end of the cross beam 20 is fixedly connected with the other upright post 2.

The frame 1 is provided with a support plate 25, the support plate 25 is rectangular or square, an elastic element is arranged between the support plate 25 and the frame 1, the frame 1 is provided with two parallel support beams 36, a blanking port 37 is arranged between the two support beams 36, and the elastic element is positioned between the support beams 36 and the support plate 25; a blanking hopper 26 communicated with a blanking port 37 is arranged at the lower part of the rack 1, a support 22 is arranged at the lower part of the blanking hopper 26, and a conveying belt 24 is arranged on the support 22; the circumference of backup pad 25 is provided with baffle 23, and the baffle 23 that is located backup pad 25 and is close to stand 2 both sides is vertical sets up, and the upper portion that is located anterior and the baffle 23 at rear portion inclines to the outside and sets up, the up end of baffle 23 is higher than the upper surface of backup pad 25, and the feeding side and the ejection of compact side are anterior and rear portion respectively.

The elastic elements are springs 4, the number of the springs 4 is four, and the four springs 4 are located at four corners of the supporting plate 25.

The support plate 25 may take other shapes such as circular, oval, etc., and the support plate 25 may take the form of a seat or the like of other configurations so long as it is capable of supporting the casting.

The vibrator 11 is arranged on the upper portion of the supporting plate 25, and the power transmission device for driving the vibrator 11 to reciprocate is arranged on the cross beam 20.

Power transmission includes third hydro-cylinder 19, slide 21 and two guide posts 17, the vertical setting of guide post 17, third hydro-cylinder 19 and two guide posts 17 are fixed on crossbeam 20, and two guide posts 17 are close to the tip of crossbeam 20, and third hydro-cylinder 19 is located the intermediate position of crossbeam 20, and two guide posts 17 set up for third hydro-cylinder 19 symmetry, the lower extreme and the stand 2 fixed connection of guide post 17, third hydro-cylinder 19's piston rod is connected with slide 21, vibrator 11 is fixed on slide 21, and vibrator 11 is fixed on the lower surface of slide 21, slide 21 suit is on two guide posts 17, third hydro-cylinder 19 can drive slide 21 along guide post 17 axial reciprocating motion.

Be fixed with control cylinder 12 and branch 14 on the slide 21, the vertical setting of branch 14, it has connecting rod 15 to articulate on the branch 14, branch 14 is articulated with the intermediate position of connecting rod 15, the one end of connecting 15 is articulated with control cylinder 12's piston rod 12, connecting rod 15's the other end articulates there is control lever 16, control lever 16's the other end is connected with vibrator 11's switch 13, can control vibrator 11's switch 13 through control cylinder 12 to can control vibrator 11's start-up or stop.

As shown in fig. 1, 3, 4 and 5, the supporting plate 25 is provided with clamping devices on the columns 2 at both sides of the upper portion thereof.

The clamping device comprises a supporting frame 9 and a first oil cylinder 7, the supporting frame 9 is composed of two flat plates which are horizontally arranged and a vertical plate which is vertically arranged, the vertical plate is positioned on the outer side of the flat plates, the vertical plate is fixedly connected with the two flat plates respectively, the first oil cylinder 7 is positioned between the two flat plates, the first oil cylinder 7 is hinged with the outer side of the supporting frame 9, the first oil cylinder 7 is hinged with the vertical plate on the outer side of the supporting frame 9, a piston rod of the first oil cylinder 7 is fixedly connected with a hinged seat 33, two groups of connecting rods 8 are hinged on the hinged seat 33, the two groups of connecting rods 8 are horizontally and symmetrically arranged, each group of connecting rods 8 comprises two connecting rods, three clamping rods 10 are hinged on the inner side of the supporting frame 9, the end parts of the three clamping rods 10 are hinged with, the other end of one group of connecting rods 8 is hinged with the clamping rod 10 at the middle position, the other end of the other group of connecting rods 8 is hinged with the other two clamping rods 10 through a connecting shaft, and the two clamping rods 10 at the upper part and the lower part are arranged in parallel.

The clamping rod 10 is a supporting rod, the clamping rod 10 can also be an arc rod with radian, and the clamping rod 10 can also be a bending rod.

The side of the supporting frame 9 close to the supporting plate 25 is the inner side, and the side far from the supporting plate 25 is the outer side, and a clamping device such as an air cylinder can be adopted as long as the product on the supporting plate 25 can be clamped.

The clamping rod 10 is provided with a plurality of connecting holes 35 which are uniformly distributed along the longitudinal direction, and the connecting rod 8 can be connected with different connecting holes 35, so that the opening size of the clamping rod 10 can be adjusted to meet the clamping requirements of castings with different sizes and shapes.

Fixedly connected with support 5 on stand 2, support 5 include the horizontal plate that the level set up and the riser that is located the vertical setting in the horizontal plate outside, the outside of support 5 articulates there is second hydro-cylinder 6, and second hydro-cylinder 6 is articulated with the riser, second hydro-cylinder 6 and horizontal plate parallel arrangement, the piston rod of second hydro-cylinder 6 is articulated with carriage 9's riser, carriage 9's bottom fixedly connected with slider 34, slider 34 are located the flat board of carriage 9 bottom, be provided with on the support 5 with slider 34 matched with spout 38, spout 38 is along the vertical setting of support 5, and spout 38 sets up to the inboard from the outside of support 5, slider 34 can be in spout 38 reciprocating sliding.

The side of the support 5 close to the support plate 25 is the inner side, and the side far from the support plate 25 is the outer side.

The supporting frame 9 can be driven to move towards or away from the supporting plate 25 by the second oil cylinder 6, so that the distance between the two groups of clamping devices can be adjusted to meet the clamping requirements of castings with different sizes and shapes.

As shown in fig. 1 and fig. 2, the middle positions of the two sides of the beam 20 are respectively fixed with a fixing base 18, the fixing base 18 is hinged with a rotating arm 30, the other end of the rotating arm 30 is hinged with a connecting arm 29, the connecting arm 29 is provided with a fourth oil cylinder 28, a piston rod of the fourth oil cylinder 28 is connected with a chuck 27, the rotating arm 30 is hinged with a fifth oil cylinder 31, a piston rod of the fifth oil cylinder 31 is hinged with the connecting arm 29, the fifth oil cylinder 31 can drive the connecting arm 30 to rotate around the hinged position, the middle position of the rotating arm 30 is arranged in a bent manner, a sixth oil cylinder 32 which drives the rotating arm 30 to rotate around the hinged position is arranged between the rotating arm 30 and the fixing base 18, the sixth oil cylinder 32 is hinged with the fixing base 18, and a piston rod of the sixth oil.

The fourth cylinder 28 can drive the clamp 27 to clamp the casting, and the clamp 27 and the fourth cylinder 28 can adopt the structure of the clamping device, and can also adopt a clamp in the prior art, as long as the casting can be clamped and placed on or taken out of the support plate 25.

Carry the foundry goods through chuck 27, clear up the foundry goods through vibrator 11, can clear up the high temperature foundry goods, can not cause the scald to the workman.

In use, the casting is clamped by the clamping head 27 at the feeding end, and then is conveyed to the supporting plate 25 by the fifth oil cylinder 31 and the sixth oil cylinder 32 at the feeding end, then the chuck 27 is loosened, the chuck 27 is moved out by the fifth cylinder 31 and the sixth cylinder 32 at the feeding end, the casting is fixed by the clamping device, the vibrator 11 is lowered by the third oil cylinder 19, the casting is pressed by the vibrator 11, the casting is vibrated by the vibrator 11, sand, impurities and the like on the surface of the casting are cleaned, the cleaned sand, impurities and the like enter the hopper 26 through the blanking port 37, then fall onto a conveyer belt 24, the cleaned sand grains, impurities and the like are conveyed to a designated place through the conveyer belt 24 for centralized storage and treatment, after the cleaning is finished, the clamping device is released, the third oil cylinder 19 lifts the vibrator 11, the casting is clamped by the clamping head 27 at the discharging end, and then the casting is moved out of the support plate 25 through the fifth oil cylinder 31 and the sixth oil cylinder 32 at the discharging end.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (8)

1. The utility model provides a foundry goods sand removing machine, includes frame (1), the upper portion both sides of frame (1) are fixed with stand (2) respectively, the upper end of stand (2) is fixed with crossbeam (20), its characterized in that: the device is characterized in that a support plate (25) is arranged on the rack (1), an elastic element is arranged between the support plate (25) and the rack (1), clamping devices are respectively arranged on the stand columns (2) on two sides of the upper portion of the support plate (25), a vibrator (11) is arranged on the upper portion of the support plate (25), a power transmission device for driving the vibrator (11) to reciprocate is arranged on the cross beam (20), the power transmission device comprises a third oil cylinder (19), a sliding seat (21) and two guide columns (17), the third oil cylinder (19) and the two guide columns (17) are fixed on the cross beam (20), a piston rod of the third oil cylinder (19) is connected with the sliding seat (21), the vibrator (11) is fixed on the sliding seat (21), the sliding seat (21) is sleeved on the two guide columns (17), and the third oil cylinder (19) can drive the sliding seat (21) to reciprocate axially along the guide columns (17), be fixed with control hydro-cylinder (12) and branch (14) on slide (21), branch (14) vertical setting, it has connecting rod (15) to articulate on branch (14), branch (14) are articulated with the intermediate position of connecting rod (15), the one end of connecting rod (15) is articulated with piston rod (12) of control hydro-cylinder (12), the other end of connecting rod (15) articulates there is control lever (16), the other end of control lever (16) is connected with switch (13) of vibrator (11).

2. A casting desanding machine as defined in claim 1 further comprising: clamping device includes carriage (9) and first hydro-cylinder (7), first hydro-cylinder (7) are articulated with the outside of carriage (9), the articulated seat of piston rod fixedly connected with (33) of first hydro-cylinder (7), articulated on articulated seat (33) have two sets of connecting rod (8), the inboard of carriage (9) articulates there are three clamping bar (10), and the tip of three clamping bar (10) is articulated with the inboard of carriage (9), and the axial setting of articulated shaft is followed in three clamping bar (10), and wherein the other end of a set of connecting rod (8) is articulated with clamping bar (10) of intermediate position department, and the other end of a set of connecting rod (8) is articulated with two other clamping bar (10).

3. A casting desanding machine as defined in claim 2 further comprising: the clamping rod (10) is provided with a plurality of connecting holes (35) which are uniformly distributed along the longitudinal direction.

4. A casting desanding machine as defined in claim 2 further comprising: fixedly connected with support (5) on stand (2), the outside of support (5) articulates there is second hydro-cylinder (6), the piston rod of second hydro-cylinder (6) is articulated with carriage (9), bottom fixedly connected with slider (34) of carriage (9), be provided with on support (5) with slider (34) matched with spout (38), the vertical setting of support (5) is followed in spout (38), slider (34) can be in spout (38) reciprocating slide.

5. A casting desanding machine as claimed in any one of claims 1 to 4 wherein: the intermediate position department of crossbeam (20) both sides is fixed with fixing base (18) respectively, it has rocking arm (30) to articulate on fixing base (18), the other end of rocking arm (30) articulates there is linking arm (29), be provided with fourth hydro-cylinder (28) on linking arm (29), the piston rod of fourth hydro-cylinder (28) is connected with chuck (27), it has fifth hydro-cylinder (31) to articulate on rocking arm (30), the piston rod of fifth hydro-cylinder (31) is articulated with linking arm (29), rocking arm (30) intermediate position department is buckled and is set up, be provided with between rocking arm (30) and fixing base (18) and drive rocking arm (30) around articulated department pivoted sixth hydro-cylinder (32), sixth hydro-cylinder (32) are articulated with fixing base (18), the piston rod and rocking arm (30) of sixth hydro-cylinder (32) are buckled and are located articulatedly.

6. A casting desanding machine as claimed in any one of claims 1 to 4 wherein: the circumference of backup pad (25) is provided with baffle (23), is located backup pad (25) and is close to the vertical setting of baffle (23) of stand (2) both sides, and the upper portion that is located anterior and rear portion baffle (23) inclines to the outside and sets up, the up end of baffle (23) is higher than the upper surface of backup pad (25).

7. A casting desanding machine as claimed in any one of claims 1 to 4 wherein: two parallel supporting beams (36) are arranged on the frame (1), a blanking port (37) is arranged between the two supporting beams (36), and the elastic element is positioned between the supporting beams (36) and the supporting plate (25).

8. A casting desanding machine as defined in claim 7 further comprising: the lower part of frame (1) is provided with hopper (26) down with blanking mouth (37) intercommunication, the lower part of hopper (26) is provided with support (22) down, be provided with conveyer belt (24) on support (22).

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