CN209453172U - A kind of bolster on clamping device - Google Patents

Abstract

The bolster that the utility model discloses a kind of on clamping device, belong to drilling machine technical field, it is intended to provide a kind of bolster being used on clamping device for be not susceptible to offset when pipe fitting drilling, including body and it is placed in the intracorporal bolster of machine, bolster includes adjustment barrel, guide post, guide cylinder and elastic component, guide post is placed in adjustment barrel and connect with adjustment barrel, guide cylinder includes the body and lid of integrally connected, body protrudes into adjustment barrel and guide post protrudes into body, elastic component one end is connect with adjustment barrel, the elastic component other end is connect with body, slide guide item there are four being set on the outer wall of body, four guide runners with the cooperation of four slide guide items are provided on the inner wall of adjustment barrel, the section of slide guide item and guide runner is in isoceles triangle shape, lid, the cross section of body and adjustment barrel is rounded, lid is equipped with elastic cushion.

Description

A kind of bolster on clamping device

Technical field

The utility model relates to a kind of drilling machines, more specifically, it relates to a kind of bolster on clamping device.

Background technique

Common pipe fitting has feed pipe, drainpipe, gas pipe, steam heating pipe, electric conduit, rain pipe etc., is much using Occasion requires pipe fitting and possesses a certain amount of through-hole.Drilling machine is when carrying out drilling operating to pipe fitting, in order to realize the essence of drilling Degree and stability, need clamping device to grip pipe fitting.When clamping device clamps pipe fitting, clamping device pair Pipe fitting generallys use rigid clamping, and when drilling to pipe fitting, pipe fitting is easy vibration to shift, and influences pipe fitting drilling Accuracy.

Utility model content

In view of the deficienciess of the prior art, to be not easy when pipe fitting drilling the purpose of this utility model is to provide one kind The bolster being used on clamping device to shift.

To achieve the above object, the utility model provides following technical solution: a kind of buffering on clamping device Part, including body and it is placed in the intracorporal bolster of machine, bolster includes adjustment barrel, guide post, guide cylinder and elastic component, guide post It is placed in adjustment barrel and is connect with adjustment barrel, guide cylinder includes the body and lid of integrally connected, and body protrudes into adjustment barrel and leads Body is protruded into column, elastic component one end is connect with adjustment barrel, and the elastic component other end is connect with body, and the outer wall of body is equipped with four A slide guide item, the length direction of four slide guide items and the axis direction of body are consistent, four square arrangements of slide guide item, adjust Four guide runners with the cooperation of four slide guide items are provided on the inner wall of cylinder, the section of slide guide item and guide runner is in isoceles triangle The cross section of shape, lid, body and adjustment barrel is rounded, and lid is equipped with elastic cushion.

By using above-mentioned technical proposal, before pipe fitting carries out drilling operating, pipe fitting is placed in body and clamped device Clamping, pipe fitting are placed between the top bracing member of clamping device and bolster, provide external force by clamping device and top bracing member is pushed Pipe fitting squeezes bolster, then by pipe fitting firm grip；When pipe fitting is clamped, the elastic cushion on one end and lid of pipe fitting is supported Touching, the extruding force that pipe fitting is subject to is transferred to lid so that body is slided to the direction of adjustment barrel, and elastic component to body into Row is shored, in this way, the pretightning force that top bracing member and buffer unit clamp pipe fitting is further increased, then for pipe fitting Clamping it is more stable, secured so that pipe fitting in drilling when be not susceptible to deviate；The setting of guide post so that spring not vulnerable to Power bending, and guide cylinder is also not susceptible to deviate；The cooperation of slide guide item and guide runner, so that the friction of guide cylinder and adjustment barrel Reduce, is not easy between guide cylinder and adjustment barrel stuck；The section of slide guide item and guide runner is in isoceles triangle shape, so that guide cylinder It is more stable with the cooperation of adjustment barrel, be also not easy to rotate by external force, clamping device is more stable for the clamping of pipe fitting, pipe fitting by External force is not susceptible to deviate；Elastic cushion on pipe fitting and lid contradicts, and increases the frictional force of pipe fitting and lid, pipe fitting is bored The external force in hole machine drill hole is also difficult to slide；The setting of bolster and elastic cushion, the shaking force that pipe fitting is subject to are decomposed, are buffered, into And ensure not easily shifted when pipe fitting drilling.

Further, elastic cushion includes sequentially connected first elastic layer, the second elastic layer and anti-slip layer, the first elastic layer It being connect with lid, is provided with several evenly arranged globe seal chambers on the first elastic layer, globe seal is intracavitary to be equipped with liquid, and second Several cylindrical holes are provided on elastic layer, cylindrical hole is provided with several annular grooves coaxial with cylindrical hole, several annular grooves It is inside equipped with bracing ring wave-shaped, anti-slip layer is prevented equipped with several anti-skid bulges arranged in a ring and section is rounded It is provided with several hemispherical blind holes in sliding protrusion, Non-slip material is equipped between two neighboring anti-skid bulge, is set on the end face of Non-slip material Having several criss-cross and sections is in the tread plate of triangular shape.

By using above-mentioned technical proposal, had by the elastic cushion that the first elastic layer, the second elastic layer and anti-slip layer are constituted Good elastic force, pipe fitting squeeze elastic cushion, when then clamping device being clamped to pipe fitting, increase for The pretightning force of pipe fitting, so that clamping device is more stable for the clamping of pipe fitting, secured, so that pipe fitting is not easy to send out by external force Raw offset；It is equipped with liquid in globe seal chamber on first elastic layer, further increases the elastic force of elastic cushion, Er Qie Posterior limiting can be very good to reply reset condition after being squeezed, and then ensure that the elastic stage of elastic cushion is good；Second bullet It is provided with annular groove in cylindrical hole on property layer, the bracing ring wave-shaped in annular groove is supported annular groove, works as ring After shape slot is deformed, home position can be restored under the action of bracing ring, further ensure that the elasticity of elastic cushion is good； The setting of first elastic layer and the second elastic layer, increases the elastic strength of elastic cushion, then increases clamping device for pipe The pretightning force of part so that clamping device pipe fitting is clamped it is more stable, secured, and bolster can by pipe fitting by The shaking force of drilling is effectively buffered, is decomposed, further such that not easily shifted when pipe fitting drilling；Anti-skid bulge on anti-slip layer with When pipe fitting contradicts, several hemispherical blind holes being provided in anti-skid bulge, hemispherical blind hole is equivalent to sucker in the effect of extruding force It is lower to adsorb pipe fitting, further ensure that pipe fitting is not easy stress and moves；Non-slip material is equipped with several criss-cross and sections The tread plate of triangular shape increases the frictional force of non-slip mat and pipe fitting, so that pipe fitting stress is not susceptible to deviate.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model embodiment.

Fig. 2 is the structural schematic diagram of bolster.

Fig. 3 is the schematic cross-sectional view of adjustment barrel.

Fig. 4 is the schematic cross-sectional view of elastic cushion.

Fig. 5 is the structure enlargement diagram in the portion A.

Fig. 6 is the result enlarged diagram in the portion B.

Specific embodiment

The utility model embodiment is described further referring to figs. 1 to Fig. 6.

A kind of bolster being used on clamping device for be not susceptible to offset when pipe fitting drilling.

The specific embodiment of the utility model: including body 1 and the bolster being placed in body 14, bolster 4 includes Adjustment barrel 5, guide post 6, guide cylinder 7 and elastic component 8, guide post 6 are placed in adjustment barrel 5 and connect with adjustment barrel 5, guide cylinder 7 Body 9 and lid 10 including integrally connected, body 9 protrudes into adjustment barrel 5 and guide post 6 protrudes into body 9,8 one end of elastic component with Adjustment barrel 5 connects, and 8 other end of elastic component connect with body 9, set on the outer wall of body 9 there are four slide guide item 11, four slide guide items 11 length direction is consistent with the axis direction of body 9, four square arrangements of slide guide item 11, opens on the inner wall of adjustment barrel 5 There are four guide runners 12 with the cooperation of four slide guide items 11, the section of slide guide item 11 and guide runner 12 is in isoceles triangle shape, lid The cross section of body 10, body 9 and adjustment barrel 5 is rounded, and lid 10 is equipped with elastic cushion 13.

Before pipe fitting carries out drilling operating, pipe fitting is placed in body 1 and clamped device 2 clamps, and pipe fitting is placed in clamping dress It sets between 2 top bracing member 3 and bolster 4, provides external force by clamping device 2 and make top bracing member 3 that pipe fitting be pushed to squeeze bolster 4 Pressure, then by pipe fitting firm grip；When pipe fitting is clamped, the elastic cushion 13 on one end of pipe fitting and lid 10 is contradicted, pipe fitting by To extruding force be transferred to lid 10 so that body 9 to the direction of adjustment barrel 5 slide, and elastic component 8 to body 9 carry out It shores, in this way, the pretightning force that top bracing member 3 and buffer unit clamp pipe fitting is further increased, then for pipe fitting Clamping it is more stable, secured so that pipe fitting in drilling when be not susceptible to deviate；The setting of guide post 6 so that spring not vulnerable to Power bending, and guide cylinder 7 is also not susceptible to deviate；The cooperation of slide guide item 11 and guide runner 12, so that guide cylinder 7 and adjustment barrel 5 friction reduces, and is not easy between guide cylinder 7 and adjustment barrel 5 stuck；The section of slide guide item 11 and guide runner 12 is in isoceles triangle Shape is also not easy to rotate so that the cooperation of guide cylinder 7 and adjustment barrel 5 is more stable by external force, folder of the clamping device 2 for pipe fitting Hold more stable, pipe fitting is not susceptible to deviate by external force；Elastic cushion 13 on pipe fitting and lid 10 contradicts, and increases pipe fitting and lid The frictional force of body 10, pipe fitting are also difficult to slide by the external force that drilling machine drills；The setting of bolster 4 and elastic cushion 13 will manage The shaking force that part is subject to is decomposed, is buffered, and then is ensured not easily shifted when pipe fitting drilling.

Elastic cushion 13 includes sequentially connected first elastic layer 14, the second elastic layer 15 and anti-slip layer 16, the first elastic layer 14 connect with lid 10, and several evenly arranged globe seal chambers 17 are provided on the first elastic layer 14, are set in globe seal chamber 17 There is liquid, several cylindrical holes 18 are provided on the second elastic layer 15, cylindrical hole 18 is provided with several coaxial with cylindrical hole 18 Annular groove 19, be equipped with bracing ring 20 wave-shaped in several annular grooves 19, anti-slip layer 16 be equipped with arrangement in a ring and The rounded several anti-skid bulges 21 in section are provided with several hemispherical blind holes 22 in anti-skid bulge 21, two neighboring anti-skidding convex It rises and is equipped with Non-slip material 23 between 21, the end face of Non-slip material 23 is equipped with the tread plate that several criss-cross and sections are in triangular shape 24。

The elastic cushion 13 being made of the first elastic layer 14, the second elastic layer 15 and anti-slip layer 16 has good elastic force, Pipe fitting squeezes elastic cushion 13, when clamping clamping device 2 to pipe fitting, increases the preload for pipe fitting Power, so that clamping device 2 is more stable for the clamping of pipe fitting, secured, so that pipe fitting is not susceptible to deviate by external force；The It is equipped with liquid in globe seal chamber Room 17 on posterior limiting 14, further increases the elastic force of elastic cushion 13, and first Elastic layer 14 can be very good to reply reset condition after being squeezed, and then ensure that the elastic stage of elastic cushion 13 is good；Second Annular groove 19 is provided in cylindrical hole 18 on elastic layer 15, the bracing ring 20 wave-shaped in annular groove 19 is to annular groove 19 It is supported, after annular groove 19 is deformed, home position can be restored under the action of bracing ring 20, further ensured that The elasticity of elastic cushion 13 is good；The setting of first elastic layer 14 and the second elastic layer 15, increases the elastic strength of elastic cushion 13, Then increase clamping device 2 for the pretightning force of pipe fitting so that clamping device 2 pipe fitting is clamped it is more stable, firm Gu and pipe fitting can effectively be buffered by the shaking force to drill, be decomposed by bolster 4, further such that when pipe fitting drilling It is not easily shifted；When anti-skid bulge 21 on anti-slip layer 16 and pipe fitting contradict, several hemispherical blind holes for being provided in anti-skid bulge 21 22, hemispherical blind hole 22 is equivalent to sucker and adsorbs pipe fitting under the action of extruding force, further ensures that pipe fitting is not easy stress hair Raw movement；Non-slip material 23 is equipped with the tread plate 24 that several criss-cross and sections are in triangular shape, increases non-slip mat and pipe fitting Frictional force so that pipe fitting stress is not susceptible to deviate.

The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, the skill of this field Art personnel carry out common variations and alternatives within the scope of technical solutions of the utility model should be included in the guarantor of the utility model It protects in range.

Claims (2)

1. a kind of bolster on clamping device, including body and it is placed in the intracorporal bolster of machine, it is characterized in that: described slow Stamping includes adjustment barrel, guide post, guide cylinder and elastic component, and guide post is placed in adjustment barrel and connect with adjustment barrel, guide cylinder Body and lid including integrally connected, body protrudes into adjustment barrel and guide post protrudes into body, and elastic component one end and adjustment barrel connect It connects, the elastic component other end is connect with body, is set on the outer wall of body there are four slide guide item, the length direction and set of four slide guide items The axis direction of body is consistent, four square arrangements of slide guide item, is provided on the inner wall of adjustment barrel and the cooperation of four slide guide items The section of four guide runners, slide guide item and guide runner is in isoceles triangle shape, and the cross section of lid, body and adjustment barrel is in round Shape, lid are equipped with elastic cushion.

2. a kind of bolster on clamping device according to claim 1, it is characterized in that: the elastic cushion include according to The first elastic layer, the second elastic layer and the anti-slip layer of secondary connection, the first elastic layer is connect with lid, if being provided on the first elastic layer Evenly arranged globe seal chamber is done, globe seal is intracavitary to be equipped with liquid, is provided with several cylindrical holes, cylinder on the second elastic layer Type hole is provided with several annular grooves coaxial with cylindrical hole, and bracing ring wave-shaped is equipped in several annular grooves, anti-skidding Layer is equipped with the rounded several anti-skid bulges of arrangement and section in a ring, is provided with several hemispherical blind holes in anti-skid bulge, Non-slip material is equipped between two neighboring anti-skid bulge, the end face of Non-slip material is equipped with several criss-cross and sections in triangular shape Tread plate.