CN209666029U - A kind of band slides the vibration damping mold of elastic pin - Google Patents

Abstract

The utility model discloses a kind of vibration damping mold of elastic pin of band sliding, it is characterized in that, it include: the first connecting plate, the second connecting plate, rear mold, line position, the first spring, pin, second spring, damping assembly, first connecting plate is set to the top of second connecting plate；Relatively described second connecting plate is provided with first accommodating cavity that recess is formed upwards on one side on first connecting plate, the band slides during the vibration damping mold die sinking of elastic pin, relatively described second connecting plate of first connecting plate moves upwards, downward elastic-restoring force of the line position by first spring at this time, so that the line position skids off downwards first accommodating cavity, and the lower end of the line position is temporarily connected to the rear mold, at this time, resigning gap is generated between the upper surface of the line position and the top surface of first accommodating cavity, the pin elastic-restoring force upward by the second spring, so that the upper end of the pin moves in the resigning gap.

Description

A kind of band slides the vibration damping mold of elastic pin

Technical field

The utility model relates to plastic moulds, and in particular to a kind of band slides the vibration damping mold of elastic pin.

Background technique

There is a kind of plastic mould for processing workpiece with hole in the prior art, the hole on workpiece is added by the pin on mold Work forms, and needs first to extract pin out between die sinking, could then be opened, since above-mentioned die sinking process needs two steps, thus Reduce die sinking efficiency.

Utility model content

The purpose of the utility model is to overcome above-mentioned technical deficiencies, provide a kind of vibration damping mould of elastic pin of band sliding Tool solves the technical problem that the mold die sinking efficiency with pin is lower in the prior art.

To reach above-mentioned technical purpose, the technical solution of the utility model provides a kind of vibration damping mould of elastic pin of band sliding Tool characterized by comprising the first connecting plate, rear mold, line position, the first spring, pin, second spring, subtracts the second connecting plate Shake component, and first connecting plate is set to the top of second connecting plate；Relatively described second on first connecting plate Connecting plate is provided with first accommodating cavity that recess is formed upwards on one side, and the line position sliding is built in first accommodating Chamber；Be fixedly connected at the top of the upper end of first spring and first accommodating cavity, the lower end of first spring with it is described It is fixedly connected at the top of line position；The second accommodating cavity arranged vertically, the both ends of second accommodating cavity are provided in the line position The upper and lower end face of the line position is extended through, the upper end sliding of the pin is built in second accommodating cavity, and the edge The upper surface of needle is connected to the top surface of first accommodating cavity；The second spring is built in second accommodating cavity, institute vertically The one end for stating second spring is fixedly connected with the inner wall of second accommodating cavity, the other end of the second spring and the pin It is fixedly connected；The rear mold is fixed on second connecting plate, and the lower end surface arrangement of the relatively described line position；Described second connects The lower end surface of fishplate bar is evenly arranged with multiple cylindrical bumps being downwardly protrude to form, and the lower end surface of second connecting plate It is contacted with the upper surface of the concrete layer of earth's surface；The damping assembly is multiple, multiple damping assembly upper ends one-to-one correspondence It is connected to the lower end of multiple convex blocks；Each damping assembly includes sleeve, unloads power column, third spring, the sleeve Upper end be fixed on the concrete layer, the lower end of the sleeve is inserted in dirt bed below the concrete layer, the set The inner cavity of cylinder includes the first through slot, the second through slot, third through slot being sequentially communicated from the bottom to top, and the internal diameter of first through slot is small In second through slot and the internal diameter of the third through slot, the connecting portion of first through slot and second through slot is provided with First cascaded surface；The connecting portion of second through slot and the third through slot is provided with the first stop collar, and described first Stop collar is fixedly connected with the sleeve；The power of the unloading column includes unloading power column ontology, the second stop collar, the power of the unloading column ontology Upper end sliding is built in third through slot, after the lower end of the power of the unloading column ontology sequentially passes through second through slot, the first through slot, with The dirt bed contact；Second stop collar is coaxially built in second through slot, and slides up and down along second through slot, And second stop collar is fixedly connected with the power of the unloading column ontology；It is logical that the third spring is coaxially built in described second Slot, and the third spring coaxial sleeve unloads power column ontology, the upper end of the third spring and second stop collar set on described It is fixedly connected, the lower end of the third spring is fixedly connected with first cascaded surface；The upper surface of the power of the unloading column ontology is set It is equipped with elastic rubber layer, the upper surface of the elastic rubber layer and the lower end surface of the convex block abut against；

Wherein, when the vibration damping mold clamping with the elastic pin of sliding, first spring and the second spring It is in compressive state, and first spring is downward to the elastic-restoring force of the line position, the second spring is to the edge The elastic restoring force of needle is upward.

Compared with prior art, the beneficial effects of the utility model include: that the vibration damping mold of the elastic pin of band sliding is opened In mold process, relatively described second connecting plate of first connecting plate is moved upwards, and the line position is by first bullet at this time The downward elastic-restoring force of spring, so that the line position skids off downwards first accommodating cavity, and the lower end of the line position is temporary When be connected to the rear mold, at this point, between the upper surface of the line position and the top surface of first accommodating cavity generate resigning gap, The pin elastic-restoring force upward by the second spring, so that the upper end of the pin moves to the resigning gap It is interior, so that the movement of extraction pin is completed, meanwhile, first spring elastic restoring force downward to the line position gradually subtracts It is small, it finally drives the line position to move upwards, realizes die sinking, extract pin out without using additional driving mechanism, be opened process Linkage extraction pin can be realized, improve die sinking efficiency；The vibration that the damping assembly generates during being used to mold, be opened It is dynamic to import dirt bed, reduce the vibration of mold, and multiple damping assembly upper ends connect one to one in multiple described convex The lower end of block, the horizontal direction for avoiding mold are subjected to displacement, and improve the reliability of mold work process.

Detailed description of the invention

Fig. 1 is the schematic diagram of internal structure of the utility model.

Fig. 2 is the partial enlargement structural representation in Fig. 1 at A.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

Fig. 1~2 are please referred to, present embodiments provide a kind of vibration damping mold of elastic pin of band sliding, which is characterized in that packet It includes: the first connecting plate 1, the second connecting plate 2, rear mold 3, line position 4, the first spring 5, pin 6, second spring 7, damping assembly 8.

First connecting plate 1 is set to the top of second connecting plate 2；It is relatively described on first connecting plate 1 Second connecting plate 2 is provided with first accommodating cavity that recess is formed upwards on one side, and the sliding of line position 4 is built in described first Accommodating cavity；It is fixedly connected at the top of the upper end of first spring 5 and first accommodating cavity, the lower end of first spring 5 It is fixedly connected with the top of the line position 4；The the second accommodating cavity 4a arranged vertically is provided in the line position 4, described second holds The both ends for setting chamber 4a extend through the upper and lower end face of the line position 4, and the upper end sliding of the pin 6 is built in described second and holds Chamber 4a is set, and the upper surface of the pin 6 is connected to the top surface of first accommodating cavity；The second spring 7 is vertical built-in In the second accommodating cavity 4a, one end of the second spring 7 is fixedly connected with the inner wall of the second accommodating cavity 4a, described The other end of two springs 7 is fixedly connected with the pin 6；The rear mold 3 is fixed on second connecting plate 2, and opposite institute State the lower end surface arrangement of line position 4；Wherein, it is described with the vibration damping mold clamping for sliding elastic pin when, first spring 5 and The second spring 7 is in compressive state, and first spring 5 is downward to the elastic-restoring force of the line position 4, and described the Two springs 7 are upward to the elastic restoring force of the pin 6；It is described during the band slides the vibration damping mold die sinking of elastic pin Relatively described second connecting plate 2 of first connecting plate 1 moves upwards, and the line position 4 is by the downward of first spring 5 at this time Elastic-restoring force, so that the line position 4 skids off downwards first accommodating cavity, and the lower end of the line position 4 is temporarily connected to The rear mold 3, at this point, generating resigning gap, the edge between the upper surface of the line position 4 and the top surface of first accommodating cavity The elastic-restoring force upward by the second spring 7 of needle 6, so that the upper end of the pin 6 moves in the resigning gap, To complete the movement of extraction pin 6, meanwhile, first spring 5 elastic restoring force downward to the line position 4 gradually subtracts It is small, it finally drives the line position 4 to move upwards, realizes die sinking, extract pin 6 out without using additional driving mechanism, be opened Linkage extraction pin 6 can be realized in journey, improves die sinking efficiency.

Specifically, the top of first accommodating cavity is recessed upwards forms a guide groove 1a, the upper end of first spring 5 Built-in and be fixed on the guide groove 1a, the lower end of first spring 5 is fixedly connected with the upper surface of the line position 4；This reality It applies in example, the confined planes b containing interference mold vertical direction die sinking on shaping workpiece a, the guide groove 1a is in tilted layout, described The axis of first spring 5 is overlapped with the axis of the guide groove 1a；The first inclined-plane 1b is provided in first accommodation groove, it is described First inclined-plane 1b inclined direction is identical as the inclined direction of axis of the guide groove 1a, and the lower end of the first inclined-plane 1b It is tilted to the direction far from shaping workpiece a；The one side wall of the line position 4 is pasted on the first inclined-plane 1b sliding, so that Relatively described first accommodating cavity of the line position 4 generates horizontal displacement, the shaping workpiece relatively described first of line position 4 described in die sinking process A horizontal movement, and disengaged with shaping workpiece a, avoid interference with vertical die sinking.

In the present embodiment, the second accommodating cavity 4a includes the first connecting cavity 4a1 being sequentially communicated from the bottom to top, the second company Connect chamber 4a2 and third connecting cavity 4a3, the cross section of the first connecting cavity 4a1, the second connecting cavity 4a2, third connecting cavity 4a3 Product is sequentially reduced, the first connecting cavity 4a1, the second connecting cavity 4a2 connecting portion be provided with the first cascaded surface, described second Connecting cavity 4a2, third connecting cavity 4a3 connecting portion be provided with the second cascaded surface；Pressure is provided in the third connecting cavity 4a3 A through-hole arranged vertically is provided on block c, the briquetting c；The pin 6 includes pin ontology 61, sliding block 62, the pin The upper end of ontology 61 with the through-hole is slidably connected, the lower end of the pin ontology 61 is pierced by the first connecting cavity 4a1；It is described The sliding of sliding block 62 is built in the second connecting cavity 4a2, and the sliding block 62 is coaxially fixed on the periphery of the pin ontology 61 Face；7 coaxial sleeve of second spring is set to the pin ontology 61, and the upper end of the second spring 7 and the sliding block 62 are fixed Connection, the second spring 7 lower end be fixedly connected with first cascaded surface, above structure is convenient for the assembly and more of pin 6 It changes.

The lower end surface of second connecting plate 2 is evenly arranged with multiple cylindrical bump d being downwardly protrude to form, and institute The upper surface for stating the lower end surface of the second connecting plate 2 and the concrete layer e of earth's surface contacts；The damping assembly 8 is multiple, Duo Gesuo 8 upper end of damping assembly is stated to connect one to one in the lower end of multiple convex block d；Each damping assembly 8 includes sleeve 81, power column 82, third spring 83 are unloaded, the concrete layer e is fixed in the upper end of the sleeve 81, the lower end of the sleeve 81 is inserted Dirt bed f below the concrete layer e, the inner cavity of the sleeve 81 include the first through slot being sequentially communicated from the bottom to top 81a, the second through slot 81b, third through slot 81c, the first through slot 81a internal diameter be less than the second through slot 81b and described the The connecting portion of the internal diameter of three through slot 81c, the first through slot 81a and the second through slot 81b are provided with the first cascaded surface 81d；The connecting portion of the second through slot 81b and the third through slot 81c are provided with the first stop collar 81e, and described the One stop collar 81e is fixedly connected with the sleeve 81；The power of the unloading column 82 includes unloading power column ontology 821, the second stop collar 822, The upper end sliding for unloading power column ontology 821 is built in third through slot 81c, and the lower end of the power of the unloading column ontology 821 sequentially passes through described After second through slot 81b, the first through slot 81a, contacted with the dirt bed f；Second stop collar 822 is coaxially built in described Two through slot 81b, and slided up and down along the second through slot 81b, and second stop collar 822 and the power of the unloading column ontology 821 are fixedly connected；The third spring 83 is coaxially built in the second through slot 81b, and the third spring 83 is coaxially arranged In the power of the unloading column ontology 821, the upper end of the third spring 83 is fixedly connected with second stop collar 822, the third The lower end of spring 83 is fixedly connected with the first cascaded surface 81d；Flexible rubber is arranged in the upper surface of the power of the unloading column ontology 821 Glue-line 821a, the upper surface of the elastic rubber layer 821a and the lower end surface of the convex block d abut against；The damping assembly 8 is used The vibration generated during it will mold, be opened imports dirt bed f, reduces the vibration of mold, and multiple damping assemblies 8 Upper end connects one to one in the lower end of multiple convex block d, and the horizontal direction for avoiding mold is subjected to displacement, and improves mold The reliability of the course of work；Preferably, it is set on the power of the unloading column ontology 821 with the position being slidably connected the first through slot 81a Annular groove there are two setting, the annular groove and the power of the unloading column ontology 821 are coaxial, and each damping assembly 8 further includes Two elastic seal rings 84, two elastic seal rings 84 connect one to one in two annular grooves；The elasticity The periphery surface elastic of sealing ring 84 is connected to the inner peripheral surface of the first through slot 81a, the inner peripheral surface of the elastic seal ring 84 supports It is connected to the slot bottom of the annular groove, it is logical that the elastic seal ring 84 is used to stop the moisture in dirt bed f to enter described second Slot 81b avoids moisture from causing to corrode to the third spring 83；Convex block d described in the present embodiment is fixedly welded on described second The lower end surface of connecting plate 2.

Working principle: during the band slides the vibration damping mold die sinking of elastic pin, first connecting plate 1 is relatively described Second connecting plate 2 moves upwards, at this time downward elastic-restoring force of the line position 4 by first spring 5, so that described Line position 4 skids off downwards first accommodating cavity, and the lower end of the line position 4 is temporarily connected to the rear mold 3, at this point, described Resigning gap is generated between the upper surface of line position 4 and the top surface of first accommodating cavity, the pin 6 is by the second spring 7 upward elastic-restoring forces, so that the upper end of the pin 6 moves in the resigning gap, to complete extraction pin 6 Movement, meanwhile, first spring 5 elastic restoring force downward to the line position 4 is gradually reduced, and finally drives the line position 4 It moves upwards, realizes die sinking, extract pin 6 out without using additional driving mechanism, linkage extraction edge can be realized in die sinking process Needle 6 improves die sinking efficiency.

Specific embodiment of the present utility model described above does not constitute the restriction to scope of protection of the utility model. Any other various changes and modifications that any technical concept according to the present utility model is made should be included in practical In novel scope of protection of the claims.

Claims (5)

1. the vibration damping mold that a kind of band slides elastic pin characterized by comprising the first connecting plate, the second connecting plate, after Mould, line position, the first spring, pin, second spring, damping assembly, first connecting plate are set to second connecting plate Top；Relatively described second connecting plate is provided with first accommodating that recess is formed upwards on one side on first connecting plate Chamber, the line position sliding are built in first accommodating cavity；The top of the upper end of first spring and first accommodating cavity It is fixedly connected, is fixedly connected at the top of the lower end of first spring and the line position；Vertical arrangement is provided in the line position The second accommodating cavity, the both ends of second accommodating cavity extend through the upper and lower end face of the line position, and the upper end of the pin is sliding It is dynamic to be built in second accommodating cavity, and the upper surface of the pin is connected to the top surface of first accommodating cavity；Described Two springs are built in second accommodating cavity, the fixed company of the inner wall of one end of the second spring and second accommodating cavity vertically It connects, the other end of the second spring is fixedly connected with the pin；The rear mold is fixed on second connecting plate, and phase To the lower end surface arrangement of the line position；The lower end surface of second connecting plate is evenly arranged with multiple cylinders being downwardly protrude to form Shape convex block, and the lower end surface of second connecting plate is contacted with the upper surface of the concrete layer of earth's surface；The damping assembly is Multiple, multiple damping assembly upper ends connect one to one in the lower end of multiple convex blocks；Each damping assembly is equal Including sleeve, power column, third spring are unloaded, the concrete layer is fixed in the upper end of the sleeve, the lower end of the sleeve plugs Dirt bed below the concrete layer, the inner cavity of the sleeve include the first through slot being sequentially communicated from the bottom to top, second Through slot, third through slot, the internal diameter of first through slot are less than the internal diameter of second through slot and the third through slot, and described first The connecting portion of through slot and second through slot is provided with the first cascaded surface；The connection of second through slot and the third through slot Position is provided with the first stop collar, and first stop collar is fixedly connected with the sleeve；The power of the unloading column includes unloading power The upper end sliding of column ontology, the second stop collar, the power of the unloading column ontology is built in third through slot, the lower end of the power of the unloading column ontology After sequentially passing through second through slot, the first through slot, contacted with the dirt bed；Second stop collar is coaxially built in described Second through slot, and slided up and down along second through slot, and second stop collar is fixedly connected with the power of the unloading column ontology； The third spring is coaxially built in second through slot, and the third spring coaxial sleeve unloads power column ontology, institute set on described The upper end for stating third spring is fixedly connected with second stop collar, and the lower end of the third spring and first cascaded surface are solid Fixed connection；The upper surface of the power of the unloading column ontology is provided with elastic rubber layer, the upper surface of the elastic rubber layer with it is described convex The lower end surface of block abuts against；

Wherein, when the vibration damping mold clamping with the elastic pin of sliding, first spring and the second spring are in Compressive state, and first spring is downward to the elastic-restoring force of the line position, and the second spring is to the pin Elastic restoring force is upward.

2. the vibration damping mold that band according to claim 1 slides elastic pin, which is characterized in that first accommodating cavity Top is recessed upwards forms a guide groove, and the upper end of first spring is built-in and is fixed on the guide groove, first bullet The lower end of spring is fixedly connected with the upper surface of the line position.

3. the vibration damping mold that band according to claim 1 slides elastic pin, which is characterized in that the second accommodating cavity packet Include the first connecting cavity, the second connecting cavity and third connecting cavity being sequentially communicated from the bottom to top, first connecting cavity, the second connection Chamber, third connecting cavity cross-sectional area be sequentially reduced, first connecting cavity, the second connecting cavity connecting portion be provided with first Cascaded surface, second connecting cavity, third connecting cavity connecting portion be provided with the second cascaded surface；It is set in the third connecting cavity It is equipped with briquetting, a through-hole arranged vertically is provided on the briquetting；The pin includes pin ontology, sliding block, the pin The upper end of ontology with the through-hole is slidably connected, the lower end of the pin ontology is pierced by first connecting cavity；The sliding block is sliding It is dynamic to be built in second connecting cavity, and the sliding block is coaxially fixed on the outer peripheral surface of the pin ontology；The second spring Coaxial sleeve is set to the pin ontology, and the upper end of the second spring is fixedly connected, under the second spring with the sliding block End is fixedly connected with first cascaded surface.

4. the vibration damping mold that band according to claim 2 slides elastic pin, which is characterized in that the guide groove tilts cloth It sets, the axis of first spring is overlapped with the axis of the guide groove；The first inclined-plane, institute are provided in first accommodation groove It is identical as the inclined direction of the axis of the guide groove to state the first inclined-plane inclined direction；The one side wall of the line position is pasted on described The sliding of first inclined-plane.

5. the vibration damping mold that band according to claim 1 slides elastic pin, which is characterized in that on the power of the unloading column ontology There are two annular grooves for the position setting being slidably connected with first through slot, and the annular groove and the power of the unloading column ontology are same Axis；Each damping assembly further includes two elastic seal rings, and two elastic seal rings connect one to one in two The annular groove；It is close that the periphery surface elastic of the elastic seal ring is connected to the inner peripheral surface of first through slot, the elasticity The inner peripheral surface of seal is connected to the slot bottom of the annular groove.