CN212634243U - Sand box floating positioning device for core setting of molding line - Google Patents
Sand box floating positioning device for core setting of molding line Download PDFInfo
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- CN212634243U CN212634243U CN202021865960.1U CN202021865960U CN212634243U CN 212634243 U CN212634243 U CN 212634243U CN 202021865960 U CN202021865960 U CN 202021865960U CN 212634243 U CN212634243 U CN 212634243U
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Abstract
The utility model discloses a sand box positioner that floats for core under molding line, including base, support frame and unsteady elastic mechanism, the base below is provided with the jacking frame, the base top is provided with the support frame, the support frame below is provided with the under bracing frame. Has the advantages that: through setting up unsteady elastic mechanism, jacking frame and support frame reset pin, can make the sand box automatic alignment when being lifted the location, realize the purpose of accurate positioning, avoid the low deviation that appears of sand box positioning accuracy to cause the foundry goods to easily produce wrong waste product, the accuracy nature of sand box positioner that floats has been improved, secondly, through setting up the vertical stop device of dolly, dolly sand box guider and unsteady frame reset pin, can control the dolly circuit, avoid the dolly route skew of traveling to appear mistake and lead to the casting transportation slow, satisfy the demand that the sand box positioner used that floats.
Description
Technical Field
The invention relates to the technical field of casting equipment, in particular to a sand box floating positioning device for core setting of a molding line.
Background
The core setting is an important process of casting a molding line, the core setting precision is directly related to the quality of casting products, and the positioning precision of a sand box is a main factor of the core setting precision. The positioning action process of the prior molding line sand box comprises the following steps: the sand box is placed on the trolley, the roller shaft of the trolley is firstly positioned in the longitudinal length direction, the positioning is carried out by the guide wheel of the sand box in the transverse width direction, and the positioning pin of the sand box is inserted into the pin hole of the sand box to be positioned in the vertical height direction, so that the three-dimensional positioning of the sand box of the trolley is realized.
At present, the sand box positioning device has no big problem under an ideal condition, but in actual use, the centers of the positioning devices in all directions (length, width and height) of the sand box can not be completely superposed due to the influence of all devices of a molding line and the abrasion of all parts, so when the sand box enters the positioning device, if the centers in all directions are accurately adjusted, the phenomena of bolt, positioning and the like can not be achieved due to the movement inertia, and the defects of small operation, high failure rate, low starting rate of an automatic line and the like of the devices are caused; if the center in each direction is adjusted to have larger clearance or the clearance is larger due to the abrasion of parts, the positioning of the sand box is not accurate, the core is placed in the sand box and is deviated, and further, the casting is mistakenly deviated from the waste. Therefore, the traditional sand box positioning device for core setting of the molding line generally has the problems of more faults, low sand box positioning precision, easy production of wrong and deviated castings and the like.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide a flask floating positioning device for use in a core drop of a molding line.
The invention realizes the purpose through the following technical scheme:
a sand box floating positioning device for core setting of a molding line comprises a base, a support frame and a floating elastic mechanism, wherein a jacking frame is arranged below the base, the support frame is arranged above the base, a lower support frame is arranged below the support frame, an upper support frame is arranged above the support frame, a sand box positioning pin is connected between the upper support frame and the support frame, a sand box horizontal limiting block is arranged outside the sand box positioning pin, a support frame reset pin sleeve is arranged in the middle of the lower support frame, a lifting cylinder is arranged below the support frame reset pin sleeve, a floating frame is arranged above the upper support frame, the floating elastic mechanism is arranged on one side of the floating frame, spring guide pillar pressing plates are arranged on two sides of the floating frame, a spring is arranged between the spring guide pillar pressing plates, a spring guide pillar is arranged on the inner side of the spring, a, the floating frame is characterized in that an upper protective cover is arranged above the floating frame, a pre-locking screw is arranged above the spring guide post, an upper plane thrust bearing plate is arranged below the pre-locking screw, an upper protective cover is arranged below the upper plane thrust bearing plate, an upper plane thrust bearing is arranged on one side of the upper protective cover, a lower protective cover is arranged below the upper protective cover, a lower plane thrust bearing is arranged on one side of the lower protective cover, a lower plane thrust bearing seat is arranged below the lower protective cover, a trolley track is arranged on one side of the upper protective cover, a trolley is arranged above the trolley track, a trolley longitudinal limiting device is arranged below the trolley, a floating frame reset pin is arranged below the trolley longitudinal limiting device, a sand box is arranged above the trolley, and trolley sand box guiding devices are arranged on two sides of the sand box.
Further, the jacking frame with the base passes through the screw connection, the support frame with the base passes through the screw connection, the bottom suspension strut with the base passes through bolted connection.
Through adopting above-mentioned technical scheme, the base can make the jacking frame is fixed firm.
Furthermore, the upper support frame is connected with the lower support frame through screws, the sand box positioning pin is connected with the upper support frame through screws, and the sand box horizontal limiting block is connected with the sand box positioning pin in a sliding mode.
By adopting the technical scheme, the sand box horizontal limiting block can enable the sand box positioning pin to flexibly slide.
Furthermore, the support frame reset pin bush is connected with the lower support frame through a bolt, the lifting cylinder is connected with the support frame reset pin bush through a bolt, and the floating frame is connected with the upper support frame.
By adopting the technical scheme, the lifting cylinder 306 can provide power for the support frame resetting pin bush.
Furthermore, the floating elastic mechanism is connected with the upper support frame through a screw, the spring guide pillar pressing plate is connected with the upper support frame through a screw, and the spring guide pillar is connected with the spring guide pillar pressing plate through a clamping groove.
By adopting the technical scheme, the spring guide pillar pressing plate can enable the spring guide pillar to be fixed firmly.
Furthermore, the spring is connected with the spring guide post through a clamping groove, the floating frame is connected with the floating frame through a clamping groove, and the upper protective cover is connected with the floating frame through a clamping groove.
By adopting the technical scheme, the upper protective cover can enable the spring guide post to be protected in a sealing mode.
Furthermore, the pre-locking screw is in threaded connection with the spring guide post, the upper plane thrust bearing plate is inserted into the spring guide post, and the upper protective sleeve is connected with the upper plane thrust bearing plate through a clamping groove.
By adopting the technical scheme, the pre-locking screw can adjust the spring guide post.
Furthermore, the upper protective cover is connected with the upper protective cover through a clamping groove, the upper plane thrust bearing is rotatably connected with the upper plane thrust bearing pressure plate, and the spring guide post is rotatably connected with the upper plane thrust bearing.
By adopting the technical scheme, the upper plane thrust bearing pressure plate can carry out sealing protection on the upper plane thrust bearing.
Furthermore, the lower protection sleeve is connected with the lower plane thrust bearing through a clamping groove, the spring guide column is connected with the lower plane thrust bearing in an inserting mode, and the lower plane thrust bearing seat is connected with the lower plane thrust bearing through a clamping groove.
By adopting the technical scheme, the lower protection sleeve can protect the lower plane thrust bearing.
Furthermore, the trolley track is connected with the floating frame through a screw, the trolley is connected with the trolley track in a sliding mode, the longitudinal limiting device is connected with the floating frame through a bolt, the floating frame reset pin is connected with the floating frame in a sliding mode, the sand box is connected with the trolley through a screw, the trolley sand box guiding device is connected with the sand box in a sliding mode, and the trolley sand box guiding device is connected with the upper support frame through a bolt.
Through adopting above-mentioned technical scheme, dolly sand box guider can control the dolly direction.
The specific working principle is as follows: when in use, the trolley and the sand box enter a floating frame consisting of a floating frame, a trolley track, a trolley sand box guide device, a trolley longitudinal limiting device, a floating frame reset pin and the like, the trolley and the sand box are firstly roughly positioned for the first time, after the rough positioning, the floating frame 4 drives the trolley and the sand box to lift, when a sand box pin bush does not coincide with the center of a sand box positioning pin on the supporting frame, the floating frame can lead the trolley and the sand box to float in the circumferential direction and realize automatic alignment, the pin bush of the sand box is accurately sleeved in the sand box positioning pin of the supporting frame, simultaneously, the planes at four corners of the sand box are in contact with a sand box horizontal limiting block of the supporting frame, and the sand box is ensured; when the core is finished and the floating frame descends, the reset pin of the floating frame is automatically corrected and inserted into the reset pin sleeve of the support frame, so that the original positions of the sand box and the trolley are unchanged, the phenomenon that the wrong rail falls off the box is prevented, and the accuracy of the sand box floating positioning device is improved.
The invention has the beneficial effects that:
1. by arranging the floating elastic mechanism, the jacking frame and the support frame reset pin, the sand box can be automatically aligned when lifted and positioned, the aim of accurate positioning is fulfilled, the phenomenon that castings are easy to generate wrong and deviated waste products due to low positioning accuracy of the sand box and deviation is avoided, and the accuracy of the sand box floating positioning device is improved;
2. by arranging the trolley longitudinal limiting device, the trolley sand box guiding device and the floating frame resetting pin, the trolley line can be controlled, the phenomenon that casting transportation is slow due to errors caused by deviation of a trolley running route is avoided, and the using requirement of the sand box floating positioning device is met;
drawings
FIG. 1 is a front view of a flask float positioning device for a core drop of a molding line according to the present invention;
FIG. 2 is a left side view of a flask float positioning device for a core drop of a molding line according to the present invention;
FIG. 3 is a front view of a support frame of the floating positioning device for a flask for a core drop of a molding line according to the present invention;
FIG. 4 is a front view of a lift bracket of the floating positioning device for the flask for core setting of the molding line according to the present invention;
FIG. 5 is a top view of the lift frame of the floating positioning device for the flask for core setting of the molding line of the present invention;
FIG. 6 is a front view of a floating frame in the floating positioning device for the flask for core setting of the molding line according to the present invention;
FIG. 7 is a top view of a floating frame in the flask floating positioning device for core setting of a molding line according to the present invention;
FIG. 8 is a schematic view showing the connection relationship between the floating elastic machine, the spring post and the flat thrust bearing in the floating positioning device for the flask for core setting of the molding line according to the present invention.
The reference numerals are explained below:
1. a base; 2. a jacking frame; 3. a support frame; 301. a lower support frame; 302. an upper support frame; 303. a sand box positioning pin; 304. a horizontal limiting block of the sand box; 305. a support frame reset pin sleeve; 306. a lift cylinder; 4. a floating frame; 5. a floating elastic mechanism; 501. a spring guide post; 502. a spring guide pillar pressing plate; 503. a spring; 504. A floating frame; 505. an upper protective cover; 506. pre-locking the screw; 507. an upper planar thrust bearing shoe; 508. An upper protective sleeve; 509. an upper planar thrust bearing; 510. a lower protective sleeve; 511. a lower planar thrust bearing; 512. a lower plane thrust bearing seat; 513. a trolley track; 514. a trolley; 515. a longitudinal trolley limiting device; 516. a floating frame return pin; 517. a sand box; 518. trolley sand box guide device.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1-8, a sand box floating positioning device for core setting of a molding line comprises a base 1, a support frame 3 and a floating elastic mechanism 5, wherein a jacking frame 2 is arranged below the base 1, the jacking frame 2 can fix a spring guide post 503 firmly, the support frame 3 is arranged above the base 1, a lower support frame 301 is arranged below the support frame 3, the lower support frame 301 can fix a support frame reset pin sleeve 305 firmly, an upper support frame 302 is arranged above the support frame 3, a sand box positioning pin 303 is connected between the upper support frame 302 and the support frame 3, the sand box positioning pin 303 can position a trolley 514, a sand box horizontal limiting block 304 is arranged outside the sand box positioning pin 303, a support frame reset pin sleeve 305 is arranged in the middle of the lower support frame 301, a lifting cylinder 306 is arranged below the support frame reset pin sleeve 305, a floating frame 4 is arranged above the upper support frame 302, and the floating elastic, spring guide post pressing plates 501 are arranged on two sides of the floating frame 4, a spring 502 is arranged between the spring guide post pressing plates 501, the spring 502 can enable the spring guide post 503 to absorb shock and bear force, the spring guide post 503 is arranged on the inner side of the spring 502, a floating frame 504 is arranged above the spring 502, an upper protective cover 505 is arranged above the floating frame 504, a pre-locking screw 506 is arranged above the spring guide post 503, an upper plane thrust bearing plate 507 is arranged below the pre-locking screw 506, an upper protective sleeve 508 is arranged below the upper plane thrust bearing plate 507, an upper plane thrust bearing 509 is arranged on one side of the upper protective sleeve 508, a lower protective sleeve 510 is arranged below the upper protective sleeve 508, a lower plane thrust bearing 511 is arranged on one side of the lower protective sleeve 510, a lower plane thrust bearing seat 512 is arranged below the lower protective sleeve 510, the lower plane thrust bearing seat 512 can seal and protect the lower plane thrust bearing 511, a trolley track 513 is, trolley track 513 can enable trolley 514 to flexibly slide, trolley 514 is arranged above trolley track 513, a trolley longitudinal limiting device 515 is arranged below trolley 514, the trolley longitudinal limiting device 515 can control trolley 514, a floating frame reset pin 516 is arranged below the trolley longitudinal limiting device 515, a sand box 517 is arranged above trolley 514, sand can be contained in sand by sand box 517, and trolley sand box guiding devices 518 are arranged on two sides of sand box 517.
In this embodiment, jacking frame 2 passes through bolted connection with base 1, and support frame 3 passes through bolted connection with base 1, and lower support frame 301 passes through bolted connection with base 1, and base 1 can make jacking frame 2 fixed firm.
In this embodiment, the upper support frame 302 is connected to the lower support frame 301 by screws, the flask positioning pin 303 is connected to the upper support frame 302 by screws, so that the flask horizontal limiting block 304 is slidably connected to the flask positioning pin 303, and the flask horizontal limiting block 304 enables the flask positioning pin 303 to flexibly slide.
In this embodiment, the support frame reset pin sleeve 305 is connected to the lower support frame 301 through a bolt, the lift cylinder 306 is connected to the support frame reset pin sleeve 305 through a bolt, and the floating frame 4, the upper support frame 302 and the lift cylinder 306 can provide power to the support frame reset pin sleeve 305.
In this embodiment, the floating elastic mechanism 5 is connected to the upper support frame 302 through a screw, the spring guide pillar pressing plate 501 is connected to the upper support frame 302 through a screw, the spring guide pillar 503 is connected to the spring guide pillar pressing plate 501 through a clamping groove, and the spring guide pillar pressing plate 501 enables the spring guide pillar 503 to be fixed firmly.
In this embodiment, the spring 502 is linked with the spring guide post 503 through a clamping groove, the floating frame 504 is linked with the floating frame 4 through a clamping groove, the upper protection cover 505 is linked with the floating frame 504 through a clamping groove, and the upper protection cover 505 can seal and protect the spring guide post 503.
In this embodiment, the pre-locking screw 506 is connected to the spring guide post 503 through a screw, the upper flat thrust bearing plate 507 is inserted into the spring guide post 503, the upper protection sleeve 508 is connected to the upper flat thrust bearing plate 507 through a clamping groove, and the pre-locking screw 506 can adjust the spring guide post 503.
In this embodiment, the upper protection cover 505 is linked with the upper protection cover 508 through a clamping groove, the upper flat thrust bearing 509 is rotatably connected with the upper flat thrust bearing pressure plate 507, the spring guide post 503 is rotatably connected with the upper flat thrust bearing 509, and the upper flat thrust bearing pressure plate 507 can seal and protect the upper flat thrust bearing 509.
In this embodiment, the lower protection sleeve 510 is connected with the lower flat thrust bearing 511 through a clamping groove, the spring guide post 503 is connected with the lower flat thrust bearing 511 in an inserting manner, the lower flat thrust bearing seat 512 is connected with the lower flat thrust bearing 511 through a clamping groove, and the lower protection sleeve 510 can protect the lower flat thrust bearing 511.
In this embodiment, the trolley track 513 is connected with the floating frame 4 through a screw, the trolley 514 is connected with the trolley track 513 in a sliding manner, the longitudinal limiting device is connected with the floating frame 4 through a bolt, the floating frame resetting pin 516 is connected with the floating frame 4 in a sliding manner, the sand box 517 is connected with the trolley 514 through a screw, the trolley sand box guide 518 is connected with the sand box 517 in a sliding manner, the trolley sand box guide 518 is connected with the upper support frame 302 through a bolt, and the trolley sand box guide 518 can control the direction of the trolley 514.
The specific working principle is as follows: when the device is used, firstly, the trolley 514 and the sand box 517 enter the floating frame 4 consisting of the floating frame 504, the trolley track 513, the trolley sand box guide device 518, the trolley longitudinal limiting device 515, the floating frame reset pin 516 and the like, the first coarse positioning is carried out, after the coarse positioning, the floating frame 44 drives the trolley 514 and the sand box 517 to lift, when the pin bush of the sand box 517 is not coincident with the center of the sand box positioning pin 303 on the support frame 3, the floating frame 4 can lead the trolley 514 and the sand box 517 to float in the circumferential direction and realize automatic alignment, the pin bush of the sand box 517 is accurately sleeved in the sand box positioning pin 303 of the support frame 3, simultaneously, the plane at the four corners of the sand box 517 is contacted with the sand box horizontal limiting block 304 of the support frame 3, the level of the sand box 517 is ensured under; when the core setting is finished and the floating frame 4 descends, the floating frame reset pin 516 is automatically corrected and inserted into the support frame reset pin sleeve 305, the original positions of the sand box 517 and the trolley 514 are guaranteed to be unchanged, the phenomenon that the wrong rail falls off is prevented, and the accuracy of the sand box 517 floating positioning device is improved.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a sand box positioner that floats for core is got off to molding line which characterized in that: comprises a base (1), a support frame (3) and a floating elastic mechanism (5), wherein a jacking frame (2) is arranged below the base (1), the support frame (3) is arranged above the base (1), a lower support frame (301) is arranged below the support frame (3), an upper support frame (302) is arranged above the support frame (3), a sand box positioning pin (303) is connected between the upper support frame (302) and the support frame (3), a sand box horizontal limiting block (304) is arranged outside the sand box positioning pin (303), a support frame reset pin sleeve (305) is arranged in the middle of the lower support frame (301), a lifting cylinder (306) is arranged below the support frame reset pin sleeve (305), a floating frame (4) is arranged above the upper support frame (302), and the floating elastic mechanism (5) is arranged on one side of the floating frame (4), spring guide post pressing plates (501) are arranged on two sides of the floating frame (4), a spring (502) is arranged between the spring guide post pressing plates (501), a spring guide post (503) is arranged on the inner side of the spring (502), a floating frame (504) is arranged above the spring (502), an upper protective cover (505) is arranged above the floating frame (504), a pre-locking screw (506) is arranged above the spring guide post (503), an upper plane thrust bearing plate (507) is arranged below the pre-locking screw (506), an upper protective sleeve (508) is arranged below the upper plane thrust bearing plate (507), an upper plane thrust bearing (509) is arranged on one side of the upper protective sleeve (508), a lower protective sleeve (510) is arranged below the upper protective sleeve (508), a lower plane thrust bearing (511) is arranged on one side of the lower protective sleeve (510), and a lower plane thrust bearing seat (512) is arranged below the lower protective sleeve (510), go up protective cover (505) one side and be provided with dolly track (513), dolly track (513) top is provided with dolly (514), dolly (514) below is provided with the vertical stop device of dolly (515), the vertical stop device of dolly (515) below is provided with floating frame reset pin (516), dolly (514) top is provided with sand box (517), sand box (517) both sides are provided with dolly sand box guider (518).
2. The apparatus of claim 1, wherein the positioning means comprises: jacking frame (2) with base (1) passes through the screw connection, support frame (3) with base (1) passes through the screw connection, lower carriage (301) with base (1) passes through bolted connection.
3. The apparatus of claim 1, wherein the positioning means comprises: the upper support frame (302) is connected with the lower support frame (301) through screws, the sand box positioning pin (303) is connected with the upper support frame (302) through screws, and the sand box horizontal limiting block (304) is connected with the sand box positioning pin (303) in a sliding mode.
4. The apparatus of claim 1, wherein the positioning means comprises: the support frame resetting pin sleeve (305) is connected with the lower support frame (301) through a bolt, the lifting cylinder (306) is connected with the support frame resetting pin sleeve (305) through a bolt, and the floating frame (4) is connected with the upper support frame (302).
5. The apparatus of claim 1, wherein the positioning means comprises: the floating elastic mechanism (5) is connected with the upper support frame (302) through screws, the spring guide post pressing plate (501) is connected with the upper support frame (302) through screws, and the spring guide post (503) is connected with the spring guide post pressing plate (501) through a clamping groove.
6. The apparatus of claim 1, wherein the positioning means comprises: the spring (502) is connected with the spring guide post (503) through a clamping groove, the floating frame (504) is connected with the floating frame (4) through a clamping groove, and the upper protective cover (505) is connected with the floating frame (504) through a clamping groove.
7. The apparatus of claim 1, wherein the positioning means comprises: the pre-locking screw (506) is connected with the spring guide post (503) through threads, the upper plane thrust bearing plate (507) is inserted into the spring guide post (503), and the upper protective sleeve (508) is connected with the upper plane thrust bearing plate (507) through a clamping groove.
8. The apparatus of claim 1, wherein the positioning means comprises: the pre-locking screw (506) is connected with the upper protective sleeve (508) through a clamping groove, the upper plane thrust bearing (509) is rotatably connected with the upper plane thrust bearing pressure plate (507), and the spring guide column (503) is rotatably connected with the upper plane thrust bearing (509).
9. The apparatus of claim 1, wherein the positioning means comprises: the lower protecting sleeve (510) is connected with the lower plane thrust bearing (511) through a clamping groove, the spring guide column (503) is connected with the lower plane thrust bearing (511) in an inserting mode, and the lower plane thrust bearing seat (512) is connected with the lower plane thrust bearing (511) through a clamping groove.
10. The apparatus of claim 1, wherein the positioning means comprises: trolley track (513) with floating frame (4) passes through bolted connection, trolley (514) with trolley track (513) sliding connection, vertical stop device with floating frame (4) passes through bolted connection, floating frame reset pin (516) with floating frame (4) sliding connection, sand box (517) with trolley (514) passes through bolted connection, trolley sand box guider (518) with sand box (517) lead to sliding connection, trolley sand box guider (518) with upper support frame (302) passes through bolted connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021865960.1U CN212634243U (en) | 2020-08-31 | 2020-08-31 | Sand box floating positioning device for core setting of molding line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021865960.1U CN212634243U (en) | 2020-08-31 | 2020-08-31 | Sand box floating positioning device for core setting of molding line |
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| CN212634243U true CN212634243U (en) | 2021-03-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101601A (en) * | 2020-08-31 | 2022-03-01 | 东风锻造有限公司 | Sand box floating positioning device for core setting of molding line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101601A (en) * | 2020-08-31 | 2022-03-01 | 东风锻造有限公司 | Sand box floating positioning device for core setting of molding line |
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