CN217726854U

CN217726854U - Nitrogen spring mounting structure in mould

Info

Publication number: CN217726854U
Application number: CN202221781688.8U
Authority: CN
Inventors: 缪进军
Original assignee: Jiangsu Feiruida Mould Technology Co ltd
Current assignee: Jiangsu Feiruida Mould Technology Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-11-04
Anticipated expiration: 2032-07-11

Abstract

The utility model discloses a nitrogen gas spring mounting structure in mould, including mould and protection machanism, the inner chamber of mould is equipped with the mounting groove, and the inner chamber of mounting groove is equipped with nitrogen gas spring, nitrogen gas spring's both sides are connected with the guard plate, and the inboard of guard plate is connected with the rubber pad, the outside of guard plate is connected with first bull stick for improve device stability protection machanism connects in the other end of first bull stick. Nitrogen spring mounting structure in this mould, not only can be quick with installing the dismantlement between nitrogen spring and the mould, improve the efficiency of using, can be simultaneously in the certain spacing guard action that nitrogen spring during operation position nitrogen spring provided, thereby can effectually prevent that the condition that nitrogen spring emptys from appearing in the in-process that uses, and then influence the subsequent normal use of whole device, the holistic stability of device has been improved, and can improve the stability of nitrogen spring at the during operation through the shock attenuation resistance to compression mechanism that sets up.

Description

Nitrogen spring mounting structure in mould

Technical Field

The utility model relates to a mould nitrogen spring technical field specifically is a nitrogen spring mounting structure in mould.

Background

The nitrogen spring (or called nitrogen cylinder or nitrogen cylinder) is a novel elastic component using high-pressure nitrogen as a working medium, has the advantages of small volume, large elasticity, long stroke, stable work, precise manufacture, long service life (generally reaching one million times of extension), gentle elasticity curve, no need of pre-tightening and the like, is applied to a die (particularly an automobile stamping die), can complete the work which is difficult to complete by conventional elastic components such as a metal spring, rubber and an air cushion and the like, can effectively simplify the design and manufacture of the die, is convenient for the installation and adjustment of the die, prolongs the service life of the die and ensures the stability of the product quality.

General nitrogen spring installs when inside the mould on the market, appears rocking of small-amplitude easily in the in-process of using, and because does not have protective structure's existence, so can appear empting the condition when rocking of small-amplitude appears when nitrogen spring at the during operation, influences the normal use of whole mould, for this reason, we propose such nitrogen spring mounting structure in mould.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nitrogen gas spring mounting structure in mould to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a nitrogen gas spring mounting structure in mould, includes mould and protection machanism, the inner chamber of mould is equipped with the mounting groove, and the inner chamber of mounting groove is equipped with nitrogen gas spring, nitrogen gas spring's both sides are connected with the guard plate, and the inboard of guard plate is connected with the rubber pad, the outside of guard plate is connected with first bull stick for improve device stability protection machanism connects in the other end of first bull stick, protection machanism includes first fixed block, guide bar, second fixed block, sliding sleeve, first connecting ear, first expanding spring and limiting plate, the inboard of first fixed block is connected with the guide bar, and the other end of guide bar is connected with the second fixed block, the surface of second fixed block is connected with the sliding sleeve, and installs first connecting ear in the left side of sliding sleeve, the both ends of second fixed block are connected with first expanding spring, and the other end of first expanding spring is connected with the limiting plate.

Further, the below distribution of nitrogen gas spring has the mount pad, and the inboard of mount pad is equipped with the standing groove, the both sides of standing groove are connected with accomodates the groove, and the inner chamber of accomodating the groove is connected with reset spring, reset spring's the other end is connected with the fixture block, and the right side distribution of fixture block has the draw-in groove.

Further, the telescopic link is installed to the bottom middle-end of mount pad, and the surface connection of telescopic link has buffer spring, buffer spring's both sides distribute has the second bull stick, and the other end of second bull stick is connected with the second engaging lug, the removal cover is installed to the bottom of second engaging lug, and removes the left side of cover and be connected with second expanding spring, the inboard of removing the cover is connected with the horizontal pole, the outside of removing the cover distributes and has the spout.

Furthermore, the guard plate is along nitrogen spring's vertical central line symmetric distribution, and is the parallel form between the guard plate and distributes.

Furthermore, the diameter size of the outer side of the guide rod is matched with the diameter size of the inner side of the sliding sleeve, and the guide rod and the first fixing block are vertically distributed.

Furthermore, the limiting plate is connected with the first fixing block and the second fixing block in a sliding mode through the first telescopic springs respectively, and the limiting plate is symmetrically distributed along the vertical center line of the second fixing block.

Furthermore, the diameter size of the outer side of the clamping block is matched with the diameter size of the inner side of the clamping groove, and the clamping block is connected with the mounting seat in a sliding mode through a return spring.

Furthermore, the cross bar and the mounting seat are distributed in a parallel shape, and the cross bar penetrates through the inner side of the movable sleeve and is connected to the inner side wall of the mold.

The utility model provides a nitrogen gas spring mounting structure in mould possesses following beneficial effect: the nitrogen spring mounting structure in the die adopts the mutual matching among a plurality of mechanisms, so that the nitrogen spring and the die can be rapidly mounted and dismounted, the use efficiency is improved, and meanwhile, the nitrogen spring can be positioned at a certain limit protection effect provided by the nitrogen spring during the working process, so that the nitrogen spring can be effectively prevented from toppling in the use process, the subsequent normal use of the whole device is further influenced, the integral stability of the device is improved, the stability of the nitrogen spring during the working process can be improved through the arranged damping and pressure-resisting mechanism, the nitrogen spring is prevented from greatly shaking during the working process, the integral pressure-resisting capacity of the nitrogen spring can be improved, and the received pressure is prevented from being damaged due to overlarge pressure;

1. the utility model discloses a protection machanism that sets up can effectual improvement nitrogen spring stability at the during operation, reduce the range of rocking of nitrogen spring during operation, and then improve the stability when whole device uses, when nitrogen spring rocks to both sides at the during operation, will pass on power transmission to first bull stick through the guard plate that sets up, then on first bull stick transmits the sliding sleeve, then the sliding sleeve carries out longitudinal motion along the guide bar under the effect of first bull stick, thereby make the limiting plate of extrusion both sides about the sliding sleeve, thereby play certain limiting displacement to the sliding sleeve, can compress first expanding spring to both sides when the limiting plate receives the extrusion simultaneously, and then make first expanding spring take place to deform and provide reverse effort, reduce the range of rocking of nitrogen spring during operation with this, improve stability.

2. The utility model discloses a mount pad that sets up, the combined use before fixture block and the draw-in groove, the sunflower is quick installs nitrogen spring and mould dismantlement, be convenient for follow-up maintenance to nitrogen spring or change, the efficiency of change has been improved, and the combined use of guard plate and rubber pad, can play the effect of protection to nitrogen spring's the outside, it is impaired to prevent nitrogen spring's the outside, influence nitrogen spring's normal use, the fixture block is gone into the inside of draw-in groove under reset spring's effect when nitrogen spring's bottom card is gone into the inside of standing groove, and then make nitrogen spring be connected with the mount pad, thereby make nitrogen spring and mould carry out high-speed joint, be convenient for follow-up dismantlement and installation processing.

3. The utility model discloses a buffer spring who sets up, the combined use of second bull stick and second expanding spring, can improve the holistic compressive capacity of nitrogen spring, also can improve the stability of whole nitrogen spring in the course of the work simultaneously, prevent that nitrogen spring during operation from appearing rocking by a relatively large margin, also can prevent that the pressure that the nitrogen spring received is too big and damage simultaneously, when nitrogen spring receives decurrent pressure, can extrude second bull stick and telescopic link downwards, thereby make mount pad extrusion buffer spring, provide reverse effort through buffer spring, offset partly pressure, and the second bull stick drives the second expanding spring that the removal cover of both sides extrudeed, thereby make the second expanding spring provide reverse effort, and then improve device's stability and compressive capacity.

Drawings

Fig. 1 is a schematic view of the overall structure of a nitrogen spring mounting structure in a mold according to the present invention;

FIG. 2 is an enlarged schematic view of the position A in the structure diagram 1 for installing the nitrogen spring in the mold of the present invention;

fig. 3 is a schematic structural view of a protection mechanism of a nitrogen spring mounting structure in a mold according to the present invention;

fig. 4 is the utility model relates to a nitrogen gas spring mounting structure's guard plate spatial structure sketch map in mould.

In the figure: 1. a mold; 2. mounting grooves; 3. a nitrogen spring; 4. a protection plate; 5. a rubber pad; 6. a first rotating lever; 7. a protection mechanism; 701. a first fixed block; 702. a guide bar; 703. a second fixed block; 704. a sliding sleeve; 705. a first connecting lug; 706. a first extension spring; 707. a limiting plate; 8. a mounting seat; 9. a placement groove; 10. a receiving groove; 11. a return spring; 12. a clamping block; 13. a card slot; 14. a telescopic rod; 15. a buffer spring; 16. a second rotating lever; 17. a second engaging lug; 18. moving the sleeve; 19. a second extension spring; 20. a cross bar; 21. a chute.

Detailed Description

Referring to fig. 1, fig. 3 and fig. 4, the present invention provides a technical solution: a nitrogen spring mounting structure in a mould, which comprises a mould 1 and a protection mechanism 7, wherein the inner cavity of the mould 1 is provided with a mounting groove 2, and the inner cavity of the mounting groove 2 is provided with a nitrogen spring 3, two sides of the nitrogen spring 3 are connected with a protection plate 4, the inner side of the protection plate 4 is connected with a rubber pad 5, the protection plate 4 is symmetrically distributed along the vertical central line of the nitrogen spring 3, the protection plates 4 are distributed in parallel, the protection plates 4 can play a certain limiting protection role for the nitrogen spring 3 to prevent the nitrogen spring 3 from being damaged, the outer sides of the protection plates 4 are connected with first rotating rods 6, the protection mechanism 7 for improving the stability of the device is connected to the other end of the first rotating rod 6, the protection mechanism 7 comprises a first fixed block 701, a guide rod 702, a second fixed block 703, a sliding sleeve 704, a first connecting lug 705, a first telescopic spring 706 and a limit plate 707, the guide rod 702 is connected to the inner side of the first fixed block 701, and the other end of the guide rod 702 is connected with a second fixed block 703, the outside diameter size of the guide rod 702 is matched with the inside diameter size of the sliding sleeve 704, the guide rods 702 are vertically distributed with the first fixing block 701, the outer surface of the second fixing block 703 is connected with a sliding sleeve 704, and the left side of the sliding sleeve 704 is provided with a first connecting lug 705, the first connecting lug 705 can enable the first rotating rod 6 to rotate around the sliding sleeve 704, both ends of the second fixed block 703 are connected with a first expansion spring 706, and the other end of the first extension spring 706 is connected with a limit plate 707, the limit plate 707 is respectively connected with the first fixing block 701 and the second fixing block 703 in a sliding manner through the first extension spring 706, the limiting plates 707 are symmetrically distributed along the vertical center line of the second fixed block 703, and the arranged first telescopic spring 706 can enable the limiting plates 707 to longitudinally move along the guide rod 702;

referring to fig. 1 and 2, mounting seats 8 are distributed below the nitrogen spring 3, a placing groove 9 is formed in the inner side of the mounting seat 8, two sides of the placing groove 9 are connected with accommodating grooves 10, an inner cavity of the accommodating groove 10 is connected with a return spring 11, the other end of the return spring 11 is connected with a fixture block 12, a clamping groove 13 is distributed in the right side of the fixture block 12, the diameter size of the outer side of the fixture block 12 is matched with the diameter size of the inner side of the clamping groove 13, the fixture block 12 is slidably connected with the mounting seats 8 through the return spring 11, the fixture block 12 can be driven to move transversely through the return spring 11, the fixture block 12 can be clamped into the clamping groove 13, and the nitrogen spring 3 is connected with the mounting seats 8;

referring to fig. 2, an expansion rod 14 is installed at a middle end of a bottom of the mounting seat 8, and an outer surface of the expansion rod 14 is connected with a buffer spring 15, the expansion rod 14 is pressed downward when the mounting seat 8 moves downward under the action of the nitrogen spring 3, the expansion rod 14 is pressed downward by the compressed mounting seat 8 to press the buffer spring 15, so that the buffer spring 15 is compressed and deformed, and a reverse acting force is provided, thereby reducing an impact force caused when a part of the mounting seat 8 moves, second rotating rods 16 are distributed at two sides of the buffer spring 15, and the other end of the second rotating rods 16 is connected with a second connecting lug 17, when the mounting seat 8 moves downward, the second rotating rods 16 are pressed to two sides through the second connecting lug 17, so that the second rotating rods 16 drive the moving sleeve 18 to move along the cross bar 20, a moving sleeve 18 is installed at the bottom of the second connecting lug 17, and a second expansion spring 19 is connected at a left side of the moving sleeve 18, when the moving sleeve 18 moves transversely along the cross bar 20, the second expansion spring 19 is connected with a second expansion spring 19, and a sliding groove 20 is connected with an inner side of the die, and a sliding groove 20 is connected with a sliding groove 20, and a sliding groove 20 is distributed on an inner side of the die, and a sliding groove 20 is distributed in parallel with a certain degree, and a sliding groove 20 is distributed on the inner side of the die 18, and a die 18 is distributed.

In summary, in the nitrogen spring installation structure in the mold, when in use, according to the structure shown in fig. 1 and fig. 2, firstly, the nitrogen spring 3 is placed in the inner cavity of the installation groove 2, so that the bottom of the nitrogen spring 3 extends into the installation seat 8, that is, the inside of the placement groove 9, when the bottom of the nitrogen spring 3 extends into the inside of the placement groove 9, the fixture blocks 12 on both sides move towards both sides under the action of the bottom extrusion of the nitrogen spring 3, so that the fixture blocks 12 on both sides extrude the return spring 11, so that the fixture blocks 12 retract into the inner cavity of the storage groove 10, when the bottom of the nitrogen spring 3 contacts with the top of the installation seat 8, the fixture block stops moving, when the nitrogen spring 3 stops moving, the fixture block 13 moves to the right side of the fixture block 12, and the fixture block 12 moves towards the fixture block 13 and towards one side under the action of the return spring 11, so that the fixture block 12 is clamped into the inner cavity of the fixture block 13, and the nitrogen spring 3 is connected with the installation seat 8;

then according to the structure shown in fig. 1, fig. 3 and fig. 4, when the nitrogen spring 3 is connected with the die 1 and then works to generate transverse shaking, the protection plates 4 can be extruded to two sides, then the first rotating rods 6 can be extruded to two sides under the action of the protection plates 4, so that the first rotating rods 6 pass through the sliding sleeve 704, when the sliding sleeve 704 longitudinally moves towards two ends under the action of the first rotating rods 6, the limiting plates 707 can be extruded to two sides, then the limiting plates 707 extrude the first telescopic springs 706 connected to the other side under the action of the sliding sleeve 704, so that the first telescopic springs 706 are extruded to deform, when the first telescopic springs 706 deform to a certain degree, the deformation is stopped, so that a certain reverse acting force is provided for the limiting plates 707, and then the impact force caused when the limiting plates 707 move is offset, so as to improve the stability of the nitrogen spring 3 during working;

finally, according to the structure shown in fig. 1, when the mounting base 8 is subjected to downward impact force, the mounting base 8 moves downward to extrude the telescopic rod 14 mounted at the bottom, so that the telescopic rod 14 retracts, and when the telescopic rod 14 retracts, the mounting base 8 extrudes the buffer spring 15, so that the buffer spring 15 deforms, and further a certain reverse acting force is provided through the buffer spring 15, meanwhile, when the mounting base 8 moves downward, the second rotating rod 16 connected at two sides is driven to rotate towards two sides, and then when the second rotating rod 16 moves towards two sides, the moving sleeve 18 connected at the other end is driven to move along with the second rotating rod, so that the moving sleeve 18 moves transversely along the cross rod 20, and when the moving sleeve 18 moves transversely, the second telescopic springs 19 connected at two sides are extruded, so that the second telescopic springs 19 deform, and further a reverse acting force is provided for the moving sleeve 18, so that the pressure resistance of the device is improved.

Claims

1. A nitrogen spring mounting structure in a mould is characterized by comprising a mould (1) and a protection mechanism (7), wherein a mounting groove (2) is arranged in an inner cavity of the mould (1), and the inner cavity of the mounting groove (2) is provided with a nitrogen spring (3), two sides of the nitrogen spring (3) are connected with protection plates (4), the inner side of the protection plate (4) is connected with a rubber pad (5), the outer side of the protection plate (4) is connected with a first rotating rod (6), the protection mechanism (7) for improving the stability of the device is connected with the other end of the first rotating rod (6), the protection mechanism (7) comprises a first fixed block (701), a guide rod (702), a second fixed block (703), a sliding sleeve (704), a first connecting lug (705), a first telescopic spring (706) and a limit plate (707), the inner side of the first fixed block (701) is connected with a guide rod (702), the other end of the guide rod (702) is connected with a second fixed block (703), the outer surface of the second fixed block (703) is connected with a sliding sleeve (704), and the left side of the sliding sleeve (704) is provided with a first connecting lug (705), two ends of the second fixed block (703) are connected with a first extension spring (706), and the other end of the first extension spring (706) is connected with a limit plate (707).

2. The mounting structure of the nitrogen spring in the die as claimed in claim 1, wherein mounting seats (8) are distributed below the nitrogen spring (3), a placing groove (9) is arranged on the inner side of the mounting seat (8), two sides of the placing groove (9) are connected with accommodating grooves (10), an inner cavity of each accommodating groove (10) is connected with a return spring (11), the other end of each return spring (11) is connected with a clamping block (12), and clamping grooves (13) are distributed on the right side of each clamping block (12).

3. The mounting structure for the nitrogen spring in the mold according to claim 2, wherein a telescopic rod (14) is mounted at the middle end of the bottom of the mounting seat (8), a buffer spring (15) is connected to the outer surface of the telescopic rod (14), second rotating rods (16) are distributed on two sides of the buffer spring (15), the other end of each second rotating rod (16) is connected with a second connecting lug (17), a movable sleeve (18) is mounted at the bottom of each second connecting lug (17), a second telescopic spring (19) is connected to the left side of the movable sleeve (18), a cross rod (20) is connected to the inner side of the movable sleeve (18), and sliding grooves (21) are distributed on the outer side of the movable sleeve (18).

4. The nitrogen spring installation structure in the die as claimed in claim 1, wherein the protection plates (4) are symmetrically distributed along the vertical central line of the nitrogen spring (3), and the protection plates (4) are distributed in a parallel shape.

5. The installation structure of the nitrogen spring in the mold as claimed in claim 1, wherein the outside diameter dimension of the guide rod (702) is matched with the inside diameter dimension of the sliding sleeve (704), and the guide rod (702) is vertically distributed with the first fixing block (701).

6. The mounting structure of the nitrogen spring in the die as claimed in claim 1, wherein the limiting plates (707) are slidably connected with the first fixing block (701) and the second fixing block (703) through first expansion springs (706), and the limiting plates (707) are symmetrically distributed along a vertical center line of the second fixing block (703).

7. The installation structure of the nitrogen spring in the mold according to claim 2, wherein the outside diameter of the fixture block (12) is matched with the inside diameter of the clamping groove (13), and the fixture block (12) is slidably connected with the installation seat (8) through the return spring (11).

8. The installation structure of the nitrogen spring in the mold according to claim 3, characterized in that the cross bar (20) is distributed in parallel with the installation seat (8), and the cross bar (20) penetrates through the inner side of the movable sleeve (18) and is connected to the inner side wall of the mold (1).