CN219004229U - Buffer mechanism of press machine - Google Patents

Abstract

The utility model discloses a buffer mechanism of a press machine, which relates to the field of press machines and comprises a shell, an extruder body and a base, wherein the extruder body and the base are arranged on the inner side of the shell, a hollow groove is formed in the upper side of the base, a rebound rubber block and a second buffer spring are fixedly connected in the hollow groove of the base, the problem that the spring can deform to a certain extent due to the fact that the spring stretches for a long time and more times after long-term use, and after the spring deforms, the buffer mechanism cannot smoothly play a role in buffering, and even the problem that a workbench or the spring is damaged can be caused after long time, the buffer mechanism is mainly used for buffering the workbench when the extruder body extrudes the workbench, and an auxiliary mechanism is used for assisting the buffer mechanism, so that the buffer effect on the workbench is further increased, and the situation that the workbench cannot be buffered smoothly after long-term use, and is damaged is not easy to happen.

Description

Buffer mechanism of press machine

Technical Field

The utility model relates to the technical field of presses, in particular to a buffer mechanism of a press.

Background

The press (including punching machine and hydraulic press) is a universal press with exquisite structure. The press has the characteristics of wide application, high production efficiency and the like, and can be widely applied to cutting, punching, blanking, bending, riveting, forming and other processes. The metal is plastically deformed and broken by applying strong pressure to the metal blank to process the part.

The buffer device is arranged at the lower side of the workbench of the press machine in the prior art to buffer the workbench, so that the workbench is not easy to damage when being extruded, most of the buffer devices in the prior art adopt common springs to buffer, and the springs can play a role in buffering and protecting to a certain extent through the elasticity of the springs, but the buffer device in the prior press machine is not provided with a limiting device, so that the springs can stretch for a long time and more times after being used for a long time, and can deform to a certain extent, and after the springs deform, the buffer effect cannot be smoothly realized, and even the damage to the workbench or the springs can be caused after a long time.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a buffer mechanism of a press machine, which can effectively solve the problems that after long-term use, a spring can deform to a certain extent due to the fact that the spring stretches for a long time and more times, and after the spring deforms, the buffer effect cannot be smoothly achieved, and even the workbench or the spring can be damaged after long time.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a press buffer gear, includes casing, extruder body and base all set up the inboard at the casing, hollow groove has been seted up to the upside of base, the base is located the inside fixedly connected with resilience rubber piece and the second buffer spring of hollow groove, just resilience rubber piece sets up the inboard of second buffer spring, the upside fixedly connected with workstation of second buffer spring, workstation with fixedly connected between the second buffer spring, the upside of base is provided with buffer gear and auxiliary mechanism;

the buffer mechanism comprises a first fixed block fixedly connected to the upper side of the base, one side of the first fixed block is fixedly connected with a fixed rod and a first buffer spring, the first buffer spring is sleeved on the outer side of the fixed rod, the first buffer spring is far away from one end of the first fixed block and is fixedly connected with a sliding block, the inner side of the sliding block is fixedly connected with a second fixed block, the lower side of the workbench is fixedly connected with a connecting plate, one side of the connecting plate is fixedly connected with a third fixed block, and the second fixed block is rotationally connected with a connecting rod with the outer side of the third fixed block.

As a preferable scheme of the utility model, the auxiliary mechanism comprises a damper and a first auxiliary spring which are fixedly connected to the upper side of the base, one end of the first auxiliary spring, which is far away from the base, is fixedly connected with the workbench, the workbench is fixedly connected with the damper, and the first auxiliary spring is sleeved on the outer side of the damper.

As a preferable scheme of the utility model, the upper side of the base is fixedly connected with a second auxiliary spring and a limiting telescopic rod, the second auxiliary spring and the limiting telescopic rod are fixedly connected with the workbench, and the limiting telescopic rod is arranged on the outer side of the second auxiliary spring.

As a preferable scheme of the utility model, the second auxiliary spring consists of a first telescopic rod and a second telescopic rod, and the first telescopic rod is movably inserted into the second telescopic rod.

As a preferable scheme of the utility model, a limit groove is formed in the upper side of the base, a limit block is fixedly connected to the lower side of the sliding block, and the limit block is slidably connected to the inside of the limit groove.

As a preferable scheme of the utility model, the base is fixedly connected with the reinforcing rod in the limiting groove, and the limiting block is slidably connected to the outer side of the reinforcing rod.

As a preferable scheme of the utility model, a slot is formed in the base, the slot is communicated with the hollow slot, a plug rod is fixedly connected to the lower side of the workbench, and the plug rod is slidably connected in the slot.

Compared with the prior art, the utility model has the advantages that:

1. the base can play certain effect of connecting and installing buffer gear and auxiliary mechanism in this device, and buffer gear mainly used is when the extruder body extrusion workstation, to the buffering of workstation, and auxiliary mechanism is then used for auxiliary buffer gear, further increases the cushioning effect to the workstation for the workstation is difficult for taking place because of the condition that can't be buffered smoothly and take place to damage after long-time the use.

2. The reinforcing rod among this device accessible self plays the reinforcement effect to the stopper with the relation of connection of base for the stopper is playing the restriction effect to the slider through the relation of connection of self with the spacing groove, and self has sufficient steadiness, difficult emergence skew, the condition such as rock.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a damper and a first auxiliary spring according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of a third fixing block and a reinforcing rod according to an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of an insert rod according to an embodiment of the present utility model;

FIG. 5 is a schematic cross-sectional view of a fixing rod and a second fixing block according to an embodiment of the present utility model;

FIG. 6 is a schematic cross-sectional view of a second buffer spring and rebound rubber mass in an embodiment of the present utility model;

fig. 7 is an enlarged schematic view of the structure of fig. 5 a according to the present utility model.

The reference numerals in the figures illustrate:

1. a housing; 2. an extruder body; 31. a base; 32. a hollow groove; 4. a work table; 51. a first fixed block; 52. a fixed rod; 53. a first buffer spring; 54. a slide block; 55. a second fixed block; 56. a connecting rod; 57. a connecting plate; 58. a third fixed block; 61. a limit groove; 62. a limiting block; 7. a reinforcing rod; 81. a second auxiliary spring; 82. a limiting telescopic rod; 91. a damper; 92. a first auxiliary spring; 101. a rebound rubber block; 102. a second buffer spring; 111. a slot; 112. and a plunger.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the mechanical connection and the electrical connection can be adopted; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

referring to fig. 1-7, a buffer mechanism of a press machine comprises a shell 1, a squeezer body 2 and a base 31, wherein the squeezer body 2 and the base 31 are arranged on the inner side of the shell 1, the shell 1 can connect and mount the squeezer body 2 and the base 31, the shell 1, the squeezer body 2 and the base 31 can form an important part of the press machine body, a hollow groove 32 is formed on the upper side of the base 31, the base 31 is fixedly connected with a rebound rubber block 101 and a second buffer spring 102 in the hollow groove 32, the base 31 can play a role of mounting and fixing the rebound rubber block 101 and the second buffer spring 102 through the hollow groove 32, the rebound rubber block 101 and the second buffer spring 102 can be firmly and smoothly used, the rebound rubber block 101 is arranged on the inner side of the second buffer spring 102, a workbench 4 is fixedly connected with the upper side of the second buffer spring 102, the rebound rubber block 101 and the second buffer spring 102 can play a role of mounting and a certain buffer function on the workbench 4, the workbench 4 is arranged on the side of the workbench 4, the side of the workbench 2 is arranged on the side of the workbench 4, and the buffer mechanism can be further arranged on the side of the workbench 2 after the side of the workbench 2 is arranged on the workbench 2, the side of the auxiliary buffer mechanism is arranged on the workbench 4, and the auxiliary buffer mechanism can be further arranged on the side of the workbench 4, when the workbench is used for being pressed, the auxiliary buffer mechanism is arranged on the workbench 4, and the auxiliary buffer mechanism is used for being placed on the workbench 4, the buffer is not easy to damage due to the fact that the buffer cannot be smoothly buffered.

Specifically, the buffer mechanism includes the first fixed block 51 fixedly connected to the upper side of the base 31, one side of the first fixed block 51 is fixedly connected with the fixed rod 52 and the first buffer spring 53, and the first buffer spring 53 is sleeved on the outer side of the fixed rod 52, the base 31 can mount and fix the first fixed block 51, the first fixed block 51 can connect the fixed rod 52 and the first buffer spring 53, and make the fixed rod 52 and the first buffer spring 53 smoothly use, one end of the first buffer spring 53 far away from the first fixed block 51 is fixedly connected with the sliding block 54, the first buffer spring 53 can play a role of fixing and connecting the sliding block 54, simultaneously the fixed rod 52 can limit the sliding block 54 and the first buffer spring 53, and the sliding block 54 can slide on the outer side of the fixed rod 52, the sliding block 54 is not easy to incline, the first buffer spring 53 is not easy to deform, the first buffer spring 53 is increased, the first sliding block 53 and the sliding block 54 is stable, the sliding block 54 is used on the inner side of the sliding block 54 can move down, the second fixed block 58 is connected with the third fixed block 55, the second fixed block 55 is connected with the third fixed connection plate 57, the third connection plate 55 is mounted on the lower side of the third connection plate 55, the third connection plate 55 is fixed with the third connection plate 55, the second connection plate 55 is fixed with the third connection plate 55 is fixed, the second connection plate is moved down, the third connection plate is fixed on the upper side of the third connection plate 55 is fixed, and the upper side of the third connection plate 55 is fixed, and the connection plate is fixed, and the connection plate is fixed 5 is moved down, and is moved down, the connecting rod 56 pushes the sliding block 54 through the second fixing block 55 when moving, and the first buffer spring 53 can buffer the sliding block 54 through its own elasticity when the sliding block 54 is pushed, so as to achieve the buffer effect on the connecting plate 57 and the workbench 4.

Specifically, the auxiliary mechanism includes the attenuator 91 and the first auxiliary spring 92 of fixed connection in base 31 upside, fixed connection between one end that base 31 was kept away from to first auxiliary spring 92 and workstation 4, and fixed connection between workstation 4 and the attenuator 91, and first auxiliary spring 92 cover is established in the outside of attenuator 91, base 31 can cooperate with workstation 4, play fixed and connected effect to attenuator 91 and first auxiliary spring 92, and attenuator 91 and first auxiliary spring 92 then can play the cushioning effect to workstation 4 when workstation 4 is because of the extrusion of extruder body 2, simultaneously, attenuator 91 still can play certain limiting displacement to first auxiliary spring 92, and make first auxiliary spring 92 be difficult for taking place deformation when using, not only so attenuator 91 self has better cushioning effect, can further play the auxiliary effect to buffer mechanism, make workstation 4 when being pressed by extruder body 2, when moving downwards, can be more stable, simultaneously attenuator 91 is prior art in this area, consequently, do not excessively here and excessively.

Specifically, the second auxiliary spring 81 and the limit telescopic rod 82 are fixedly connected to the upper side of the base 31, the second auxiliary spring 81 and the limit telescopic rod 82 are fixedly connected with the workbench 4, the limit telescopic rod 82 is arranged on the outer side of the second auxiliary spring 81, the base 31 and the workbench 4 can also connect and fix the limit telescopic rod 82, the limit telescopic rod 82 can pass through the elasticity of the base, the auxiliary mechanism is matched, certain auxiliary and buffer effects are achieved on the buffer mechanism, the second auxiliary spring 81 can play a limiting role on the limit telescopic rod 82, the possibility that the limit telescopic rod 82 deforms due to long-time expansion and use is reduced, the stability of the limit telescopic rod 82 in use is improved, the second auxiliary spring 81 is composed of a first telescopic rod and a second telescopic rod, the first telescopic rod is movably inserted into the second telescopic rod, the second auxiliary spring 81 plays a limiting role on the limit telescopic rod 82, and can stretch and retract and use enough, and cannot be used smoothly due to self, and the phenomenon that the second auxiliary spring cannot be used smoothly, and the limit telescopic rod 82 cannot be used, and the lower than the workbench 4 can be caused.

Specifically, the upper side of the base 31 is provided with the limit groove 61, the lower side of the slider 54 is fixedly connected with the limit block 62, and the limit block 62 is slidably connected in the limit groove 61, so that the limit block 62 can smoothly and stably slide in the limit groove 61 through the limit groove 61, and the limit block 62 is fixedly connected with the slider 54, so that when the slider 54 is pushed by the connecting rod 56 and slides outside the first buffer spring 53, the slider 54 is also limited by the limit groove 61, and the stability of the slider 54 during sliding is improved.

Specifically, the base 31 is located the inside fixedly connected with stiffening rod 7 of spacing groove 61, and stopper 62 sliding connection is in the outside of stiffening rod 7, and base 31 accessible spacing groove 61 plays fixed effect to stiffening rod 7, and the relation of connection of stiffening rod 7 then accessible self and base 31 plays the reinforcement effect to stopper 62 for stopper 62 is in the relation of connection through self and spacing groove 61, when playing the restriction effect to slider 54, has sufficient steadiness, difficult emergence skew, the condition such as rocking.

Specifically, slot 111 has been seted up to the inside of base 31, slot 111 is linked together with hollow groove 32, the downside fixedly connected with inserted bar 112 of workstation 4, and inserted bar 112 sliding connection is in the inside of slot 111, base 31 accessible slot 111 plays the restriction effect to the workstation 4 that is connected with inserted bar 112 for workstation 4 moves down through the extrusion of extruder body 2, and buffer gear, rebound rubber piece 101 and second buffer spring 102 reset when moving up, can be more stable, be difficult for taking place skew, off tracking's condition.

The working principle and the using flow of the utility model are as follows: when the device is used, a worker can place parts to be extruded on the upper side of the workbench 4, and start the extruder body 2 after the placement is finished, the extruder body 2 can extrude the workbench 4 and the parts on the upper side of the workbench 4, when the workbench 4 is extruded, the workbench 4 can move downwards due to the extrusion of the extruder body 2, the workbench 4 can drive the connecting rod 56 to move downwards together through the connecting plate 57 and the third fixing block 58 when moving, when the connecting rod 56 moves downwards at one side far away from the sliding block 54, the sliding block 54 can push the sliding block 54 through the second fixing block 55, the sliding block 54 can slide outside the first buffer spring 53 and push the fixing rod 52 when sliding, when the fixing rod 52 is pushed by the first buffer spring 53, the workbench 4 can be buffered by self elasticity through the sliding block 54, the connecting rod 56 and the connecting plate 57, simultaneously, because the fixing rod 52 limits the fixing rod 52, the fixing rod 52 is not easy to incline and deform when in use, meanwhile, the damper 91, the first auxiliary spring 92 and the limiting telescopic rod 82 can buffer the workbench 4 through the attribute of the fixing rod 52 when the workbench 4 moves downwards, the workbench 4 can be smoothly and stably buffered when being extruded and moved downwards by the extruder body 2, meanwhile, the second auxiliary spring 81 can also limit the limiting telescopic rod 82, the possibility of deformation of the limiting telescopic rod 82 when in use is reduced, not only the rebound rubber block 101 and the second buffer spring 102 can play a certain buffering role on the workbench 4, but also the rebound rubber block 101 can play a certain anti-deformation role on the second buffer spring 102, so that the problem that after the spring is used for a long time can be solved, the spring can stretch out and draw back for a long time and a plurality of times, so that the spring can deform to a certain extent, and after the spring deforms, the spring cannot smoothly play a role in buffering, and after a long time, the problem that the workbench 4 or the spring is damaged can be even caused.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.

Claims (7)

1. The utility model provides a press buffer gear, includes casing (1), extruder body (2) and base (31), its characterized in that: the extruder comprises an extruder body (2) and a base (31), wherein the extruder body and the base (31) are both arranged on the inner side of a shell (1), a hollow groove (32) is formed in the upper side of the base (31), the base (31) is positioned in the hollow groove (32), a rebound rubber block (101) and a second buffer spring (102) are fixedly connected, the rebound rubber block (101) is arranged on the inner side of the second buffer spring (102), a workbench (4) is fixedly connected to the upper side of the second buffer spring (102), the workbench (4) is fixedly connected with the second buffer spring (102), and a buffer mechanism and an auxiliary mechanism are arranged on the upper side of the base (31); the buffer mechanism comprises a first fixed block (51) fixedly connected to the upper side of the base (31), a fixed rod (52) and a first buffer spring (53) are fixedly connected to one side of the first fixed block (51), the first buffer spring (53) is sleeved on the outer side of the fixed rod (52), the first buffer spring (53) is away from one end fixedly connected with a sliding block (54) of the first fixed block (51), a second fixed block (55) is fixedly connected to the inner side of the sliding block (54), a connecting plate (57) is fixedly connected to the lower side of the workbench (4), a third fixed block (58) is fixedly connected to one side of the connecting plate (57), and a connecting rod (56) is rotatably connected to the outer side of the third fixed block (58).

2. A press cushioning mechanism as set forth in claim 1, wherein: the auxiliary mechanism comprises a damper (91) and a first auxiliary spring (92) which are fixedly connected to the upper side of the base (31), one end of the first auxiliary spring (92) away from the base (31) is fixedly connected with the workbench (4), the workbench (4) is fixedly connected with the damper (91), and the first auxiliary spring (92) is sleeved on the outer side of the damper (91).

3. A press cushioning mechanism as set forth in claim 1, wherein: the upper side of base (31) still fixedly connected with second auxiliary spring (81) and spacing telescopic link (82), just second auxiliary spring (81) with fixed connection between spacing telescopic link (82) all with workstation (4), spacing telescopic link (82) set up the outside of second auxiliary spring (81).

4. A press cushioning mechanism as set forth in claim 3 wherein: the second auxiliary spring (81) is composed of a first telescopic rod and a second telescopic rod, and the first telescopic rod is movably inserted into the second telescopic rod.

5. A press cushioning mechanism as set forth in claim 1, wherein: limiting grooves (61) are formed in the upper side of the base (31), limiting blocks (62) are fixedly connected to the lower side of the sliding block (54), and the limiting blocks (62) are slidably connected to the inside of the limiting grooves (61).

6. The press cushioning mechanism of claim 5, wherein: the base (31) is located inside fixedly connected with reinforcing rod (7) of spacing groove (61), just stopper (62) sliding connection is in the outside of reinforcing rod (7).

7. A press cushioning mechanism as set forth in claim 1, wherein: the inside of base (31) has seted up slot (111), slot (111) with hollow groove (32) are linked together, downside fixedly connected with inserted bar (112) of workstation (4), just inserted bar (112) sliding connection is in the inside of slot (111).

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