CN217858693U

CN217858693U - Casting pin convenient to detach and used for top plate

Info

Publication number: CN217858693U
Application number: CN202220921781.8U
Authority: CN
Inventors: 李勃兴
Original assignee: Ryobi Die Casting Dalian Inc
Current assignee: Ryobi Die Casting Dalian Inc
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-11-22
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses a with convenient to detach's of roof cast pull pin, concretely relates to part mould technical field, including the die carrier, the mold core is installed to the upper end of die carrier. The utility model discloses a rotatory knob drives connecting axle and bevel gear and rotates in a movable cavity is synchronous, bevel gear and No. two bevel gear intermeshing, make threaded rod and screw thread section of thick bamboo take place relative rotation, and produce the screw thread power, the slip of cooperation stopper at the spacing inslot, promote the movable block to remove to No. two bevel gear ports, the threaded rod is to the shrink of No. two movable cavities, realize that movable block and No. two sealed pad all separate with the ejector pin, make fixing bolt and last roof separation, fixed block and lower fixed block are gone up with the not hard up separation of last roof and lower roof respectively conveniently, do benefit to and take out through ejector pin continuous casting pin together dismantlement, convenient the change, during the installation, otherwise the operation can, thereby be convenient for casting pin and the dismouting of roof change, reduce work load, improve work efficiency.

Description

Casting pin convenient to detach and used for top plate

Technical Field

The utility model relates to a part mould technical field, concretely relates to cast pin with convenient to detach of roof.

Background

The casting pin makes the components of the casting mould of the automobile and other parts play an important role in the process of casting the automobile and other parts by using the mould.

The casting pin is frequently damaged in the use process of the existing casting pin, the casting pin is required to be detached and replaced for a plurality of times, the ejector rod is arranged beside the casting pin in the process of replacing the casting pin, the detachment and replacement are affected, the ejector rod and the ejector plate are required to be detached together when the casting pin is detached, and the casting pin is required to be assembled together with the ejector rod and the ejector plate when the casting pin is assembled, so that the workload is very large, and the casting pin convenient to detach and using the ejector plate is provided for solving the problems.

Disclosure of Invention

In order to compensate the not enough of prior art, solve the problem among the background art, the utility model provides a with convenient to detach's of roof cast the pull pin.

The utility model provides a technical scheme that its technical problem adopted is: a cast pin with convenient to detach of roof, including the die carrier, the mold core is installed to the upper end of die carrier, demountable installation has cast pin on the mold core, the bottom surface bolt of die carrier has last roof, go up the bottom surface of roof and install down the roof, the rigid coupling can be dismantled to the bottom surface of roof has the fore-set down, the kicking block is installed with the junction of roof bar in the inside bottom surface of die carrier, it can be connected with the fixed block to go up inside the dismantling of roof, can dismantle in the roof down and be connected with down the fixed block, fixing bolt is installed to the bottom surface of fixed block down, can dismantle in the die carrier and be connected with the ejector pin, the upper end of ejector pin can be dismantled with cast pin and link and the lower extreme extends to the bottom outer end of roof down, the water pipe is installed to the bottom port of ejector pin, the surface rotation of bottom fixed plate is connected with the knob, down the inside of fixed block has seted up a movable chamber near the one end of knob, the rotation of a movable chamber is connected with a bevel gear, one side bolt of a bevel gear is connected with two movable block, the movable block has seted up movable block side connection of stopper, stopper and stopper.

Preferably, the port of the fixing bolt penetrates through the lower fixing plate, the port of the fixing bolt is connected with the bottom surface of the upper top plate in a screwing mode, the number of the fixing bolts is three, the fixing bolts are symmetrically distributed on the bottom surface of the lower fixing plate, and the lower fixing block and the upper fixing block are separated from the upper top plate and the lower top plate.

Preferably, the bottom end of the inner portion of the lower fixing block is rotatably connected with a connecting shaft, the upper end of the connecting shaft is bolted with a first bevel gear, and the lower end of the connecting shaft is bolted with a knob, so that power transmission is facilitated.

Preferably, the first bevel gear and the second bevel gear are matched and mutually meshed, the threaded barrel is sleeved on the surface of the threaded rod, and the threaded barrel and the threaded rod are matched and are in threaded connection with each other, so that power generation is facilitated.

Preferably, the threaded rod penetrates through the threaded barrel and extends into the second movable cavity, a stop block is fixedly connected to one end port of the threaded rod, the other end of the threaded rod is bolted to the second bevel gear, and the area of the end port of the stop block is larger than that of the end port of the threaded rod, so that position limitation is facilitated.

Preferably, the stopper is located the spacing inslot, stopper and spacing inslot looks adaptation just are sliding connection each other, stopper and spacing groove equal symmetric distribution are favorable to stablizing the slip in the both sides of movable block.

Preferably, the port of one end of the movable block close to the ejector rod is in a semicircular arc shape, the surface of one end of the movable block close to the ejector rod is bonded with a second sealing gasket, and the joint of the lower fixing plate and the ejector rod is bonded with a first sealing gasket, so that the fixed sealing of the ejector rod is facilitated.

Preferably, no. one sealed pad and No. two sealed pads are semi-circular and are anti-skidding rubber gasket, no. one sealed pad and No. two sealed pads all with the side looks adaptation of ejector pin, and the symmetric distribution is in the roof side, is favorable to improving fixed sealed effect.

The utility model has the advantages of as follows:

the utility model discloses a rotatory knob drives connecting axle and bevel gear and rotates in a movable cavity is synchronous, bevel gear and No. two bevel gear intermeshing, make threaded rod and screw thread section of thick bamboo take place relative rotation, and produce the screw thread power, the slip of cooperation stopper at the spacing inslot, promote the movable block to remove to No. two bevel gear ports, the threaded rod is to the shrink of No. two movable cavities, realize that movable block and No. two sealed pad all separate with the ejector pin, make fixing bolt and last roof separation, fixed block and lower fixed block are gone up with the not hard up separation of last roof and lower roof respectively conveniently, do benefit to and take out through ejector pin continuous casting pin together dismantlement, convenient the change, during the installation, otherwise the operation can, thereby be convenient for casting pin and the dismouting of roof change, reduce work load, improve work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary and that other implementation drawings may be derived from the provided drawings by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a bottom schematic view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is an enlarged view of a in fig. 3 according to the present invention;

fig. 5 is a bottom partial sectional view of the lower fixing block of the present invention.

In the figure: 1. a mold frame; 2. a mold core; 3. casting and pulling a pin; 4. a top rod; 5. an upper top plate; 6. a lower top plate; 7. a top pillar; 8. a top block; 9. an upper fixing block; 10. a lower fixed block; 11. a water pipe; 12. fixing the bolt; 13. a first active lumen; 14. a knob; 15. a connecting shaft; 16. a first bevel gear; 17. a second bevel gear; 18. a threaded rod; 19. a second movable cavity; 20. a movable block; 21. a stopper; 22. a threaded barrel; 23. a limiting block; 24. a limiting groove; 25. a first sealing gasket; 26. and a second sealing gasket.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 5, a removable casting pin using a top plate includes a mold frame 1, a mold core 2 is arranged at the upper end of the mold base 1, a casting and pulling pin 3 is detachably arranged on the mold core 2, an upper top plate 5 is bolted on the bottom surface of the die carrier 1, a lower top plate 6 is arranged on the bottom surface of the upper top plate 5, the bottom surface of the lower top plate 6 is detachably and fixedly connected with a top post 7, a top block 8 is arranged at the joint of the inner bottom surface of the die carrier 1 and the top post 4, an upper fixing block 9 is detachably connected inside the upper top plate 5, a lower fixing block 10 is detachably connected inside the lower top plate 6, the bottom surface of the lower fixed block 10 is provided with a fixed bolt 12, a mandril 4 is detachably connected in the die carrier 1, the upper end of the ejector rod 4 is detachably connected with the cast-drawing pin 3, the lower end of the ejector rod extends to the outer end of the bottom of the lower top plate 6, a water pipe 11 is arranged at the bottom end port of the mandril 4, a knob 14 is rotationally connected on the surface of the lower fixing plate, one end of the inner part of the lower fixing block 10 close to the knob 14 is provided with a first movable cavity 13, a first bevel gear 16 is rotationally connected in the first movable cavity 13, a second bevel gear 17 is bolted and connected on one side of the first bevel gear 16, a movable block 20 is connected in the first movable cavity 13 in a sliding manner, a threaded cylinder 22 is arranged on the surface of the movable block 20, a second movable cavity 19 is arranged in the port of the movable block 20, a limiting block 23 is fixedly connected with the side surface of the movable block 20, limiting groove 24 has been seted up with stopper 23's junction to the side in activity chamber 13, is favorable to the quick assembly disassembly of cast pin 3 to be changed, reduces work load, improves work efficiency, avoids the intercommunication roof 5 and roof 6 to dismantle jointly and assemble labour saving and time saving down.

Fixing bolt 12's port runs through the bottom plate, and its port connects soon with the bottom surface of last roof 5, fixing bolt 12's quantity is three groups and symmetric distribution in the bottom surface of bottom plate, is favorable to lower fixed block 10 and last fixed block 9 and the separation of last roof 5 and roof 6 down, makes things convenient for the quick replacement of cast pin 3.

The bottom end of the inner portion of the lower fixing block 10 is rotatably connected with a connecting shaft 15, the upper end of the connecting shaft 15 is in bolted connection with a first bevel gear 16, the lower end of the connecting shaft 15 is in bolted connection with a knob 14, power transmission is facilitated, the first bevel gear 16 and a second bevel gear 17 are matched and are mutually meshed, a threaded cylinder 22 is sleeved on the surface of a threaded rod 18, the threaded cylinder 22 is matched with the threaded rod 18 and is in threaded connection with the threaded rod 18, internal meshing transmission of the first bevel gear 16 and the second bevel gear 17 is facilitated, the threaded rod 18 and the threaded cylinder 22 generate thread force, contraction of the movable block 20 is achieved, and fixing and dismounting between the ejector rod 4 and the lower fixing block 10 are facilitated.

Threaded rod 18 passes a screw thread section of thick bamboo 22 and extends to No. two activity chambeies 19 in, the one end port of threaded rod 18 is located No. two activity intracavity 19 rigid couplings and has dog 21, and the other end and No. two bevel gear 17 bolted connections, the port area of dog 21 is greater than the port area of threaded rod 18, is favorable to the position to be injectd, stopper 23 is located spacing groove 24, stopper 23 and spacing groove 24 looks adaptation just are sliding connection each other, stopper 23 and the equal symmetric distribution of spacing groove 24 are favorable to the stable slip of movable block 20 in the both sides of movable block 20, make things convenient for movable block 20 to stabilize and fix ejector pin 4 and separate, improve the result of use.

The one end port that the movable block 20 is close to ejector pin 4 is the semicircle arcuation, the one end surface that the movable block 20 is close to ejector pin 4 bonds and has No. two sealed pad 26, the bottom plate bonds with ejector pin 4's junction has sealed pad 25 No. one, is favorable to ejector pin 4's fixed seal, sealed pad 25 No. one and No. two sealed pad 26 are semi-circular and are the anti-skidding rubber gasket, sealed pad 25 No. one and No. two sealed pad 26 all with ejector pin 4's side looks adaptation, and symmetric distribution is in the roof side, is favorable to sealing connection cooperation through sealed pad 25 No. one and No. two sealed pad 26, improves the fixed seal effect between fixed block 10 and the ejector pin 4 down, also improves sealed effect when improving connection stability.

The working principle of the utility model is that when the cast pin 3 is damaged and needs to be replaced, the upper fixing block 9, the lower fixing block 10, the fixing bolt 12, the knob 14, the connecting shaft 15, the first bevel gear 16, the second bevel gear 17, the threaded rod 18, the movable block 20, the stop block 21, the threaded cylinder 22, the stop block 23 and the limit groove 24 are arranged to match the action of the first sealing gasket 25 and the second sealing gasket 26, the knob 14 is rotated by manually rotating the knob 14, the connecting shaft 15 is driven to rotate synchronously in the rotating process of the knob 14, the connecting shaft 15 rotates to drive the first bevel gear 16 to rotate in the first movable cavity 13, the first bevel gear 16 is meshed with the second bevel gear 17 in the rotating process, the second bevel gear 17 drives the threaded rod 18 to rotate synchronously, the threaded rod 18 rotates relatively with the threaded cylinder 22 in the rotating process, and further generates thread force, through the sliding fit of the limiting block 23 on the side surface of the movable block 20 in the limiting groove 24, the thread force pushes the movable block 20 to move towards the port of the second-order bevel gear 17, so that the threaded rod 18 is contracted towards the second-order movable cavity 19 inside the movable block 20, the stop block 21 can effectively limit the contraction distance, and simultaneously the threaded rod 18 and the movable block 20 are prevented from falling off, so that the movable block 20 and the second-order sealing gasket 26 are separated from the ejector rod 4, the fixed bolt 12 on the bottom surface of the lower fixed block 10 is rotated through the bolt disassembling tool, so that the fixed bolt 12 is separated from the upper top plate 5, so that the upper fixed block 9 and the lower fixed block are separated from the upper top plate 5 and the lower top plate 6 respectively, the cast-drawing pin 3 is conveniently disassembled and taken out together through the ejector rod 4, the damaged cast-drawing pin 3 is conveniently replaced quickly, otherwise, and the disassembly and replacement of the cast-drawing pin 3 and the top plate are facilitated, the workload is reduced, and the working efficiency is improved.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of this invention without departing from the spirit thereof.

Claims

1. The utility model provides a with convenient to detach's of roof cast pin, includes die carrier (1), its characterized in that: the upper end of the die carrier (1) is provided with the die core (2), the die core (2) is provided with the cast pin (3) in a detachable manner, the bottom surface of the die carrier (1) is bolted with the upper top plate (5), the bottom surface of the upper top plate (5) is provided with the lower top plate (6), the bottom surface of the lower top plate (6) is detachably and fixedly connected with the top post (7), the joint of the inner bottom surface of the die carrier (1) and the top rod (4) is provided with the top block (8), the inner part of the upper top plate (5) is detachably connected with the upper fixed block (9), the inner part of the lower top plate (6) is detachably connected with the lower fixed block (10), the bottom end of the lower fixed block (10) is provided with the fixing bolt (12), the die carrier (1) is detachably connected with the top rod (4), the upper end of the top rod (4) is detachably connected with the cast pin (3) in a detachable manner, the lower end of the top plate (6) extends to the bottom of the lower top plate, the bottom end of the top rod (4) is provided with the water pipe (11), the surface of the lower fixed block (10) is connected with the rotary knob (14), one end of the movable knob (14) is provided with the first bevel gear (13) and the second bevel gear (16) which rotates in the first bevel gear (13) cavity, a movable block (20) is slidably connected in the movable cavity (13), a threaded cylinder (22) is arranged on the surface of the movable block (20), a second movable cavity (19) is arranged inside a port of the movable block (20), a limiting block (23) is fixedly connected to the side face of the movable block (20), and a limiting groove (24) is formed in the connecting position of the side face of the movable cavity (13) and the limiting block (23).

2. A removable castellated pin with a top plate as claimed in claim 1, wherein: the port of the fixing bolt (12) penetrates through the lower fixing plate, the port of the fixing bolt is screwed with the bottom surface of the upper top plate (5), and the number of the fixing bolts (12) is three groups and is symmetrically distributed on the bottom surface of the lower fixing plate.

3. A removable castellated pin with a top plate as claimed in claim 1, wherein: the bottom end of the interior of the lower fixing block (10) is rotatably connected with a connecting shaft (15), the upper end of the connecting shaft (15) is bolted with a first bevel gear (16), and the lower end of the connecting shaft is bolted with a knob (14).

4. A removable cast pin for a ceiling plate according to claim 1, wherein: the first bevel gear (16) and the second bevel gear (17) are matched and meshed with each other, the threaded cylinder (22) is sleeved on the surface of the threaded rod (18), and the threaded cylinder (22) and the threaded rod (18) are matched and in threaded connection with each other.

5. The removable cast pin with the top plate as claimed in claim 4, wherein: the threaded rod (18) penetrates through the threaded barrel (22) and extends into the second movable cavity (19), a stop block (21) is fixedly connected into the second movable cavity (19) at one end of the threaded rod (18), the other end of the threaded rod is bolted with the second bevel gear (17), and the area of the port of the stop block (21) is larger than that of the port of the threaded rod (18).

6. A removable cast pin for a ceiling plate according to claim 1, wherein: stopper (23) are located spacing groove (24), stopper (23) and spacing groove (24) looks adaptation just are sliding connection each other, stopper (23) and spacing groove (24) equal symmetric distribution are in the both sides of movable block (20).

7. The removable cast pin for a roof panel of claim 6, wherein: the one end port that movable block (20) are close to ejector pin (4) is the semicircle arcuation, the one end surface bonding that movable block (20) are close to ejector pin (4) has No. two sealed pad (26), the junction bonding of lower fixed block (10) and ejector pin (4) has sealed pad (25).

8. A removable castellated pin with a top plate as claimed in claim 7, wherein: a sealed pad (25) and No. two sealed pads (26) are semi-circular and are anti-skidding rubber gasket, sealed pad (25) and No. two sealed pads (26) all with the side looks adaptation of ejector pin (4), and the symmetric distribution is in the roof side.