CN209238806U - A kind of symmetrical punching apparatus of straight tube - Google Patents

A kind of symmetrical punching apparatus of straight tube Download PDF

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Publication number
CN209238806U
CN209238806U CN201821867135.8U CN201821867135U CN209238806U CN 209238806 U CN209238806 U CN 209238806U CN 201821867135 U CN201821867135 U CN 201821867135U CN 209238806 U CN209238806 U CN 209238806U
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China
Prior art keywords
thimble
straight tube
punching
locating shaft
thimbles
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CN201821867135.8U
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Chinese (zh)
Inventor
高杰
吴斌
郭周镔
余铁均
孙文高
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ZHEJIANG COPPER PROCESSING RESEARCH INSTITUTE Co Ltd
Zhejiang Hailiang Co Ltd
Original Assignee
ZHEJIANG COPPER PROCESSING RESEARCH INSTITUTE Co Ltd
Zhejiang Hailiang Co Ltd
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Priority to CN201821867135.8U priority Critical patent/CN209238806U/en
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Abstract

The utility model discloses a kind of symmetrical punching apparatus of straight tube, including base, locating shaft, top plate and pressed sheet, locating shaft is arranged horizontally on base, the end of locating shaft is cased with straight tube, locating shaft and straight tube are coaxially disposed, top plate is arranged perpendicular to locating shaft, No.1 punching hole is offered on top plate, straight tube is located in No.1 punching hole, there are gaps between the side wall and straight tube of No.1 punching hole, No.1 thimble and No. two thimbles are provided on the side wall of No.1 punching hole, No.1 thimble and No. two thimbles are along the radially movable setting of straight tube, run through top plate in the radially No.1 thimble of straight tube and No. two thimbles, pressed sheet is arranged perpendicular to locating shaft, the centre of pressed sheet offers No. two punching holes, top plate is located in No. two punching holes, there are gaps between top plate and the side wall of No. two punching holes, pressed sheet is rotated around locating shaft.

Description

A kind of symmetrical punching apparatus of straight tube
[technical field]
The utility model relates to a kind of symmetrical punching apparatus of straight tube, belong to pipe fitting production field.
[background technique]
Copper pipe in process of production, needs to punch positions multiple on its side wall, different holes on the copper pipe produced Between relative position need to fix, to guarantee the stabilization of same batch copper pipe quality.But now in copper pipe production process What is implemented is substep drilling technology, therefore the relative position in different holes is unable to get and is effectively ensured on same batch copper pipe, causes The copper pipe quality stability produced cannot be effectively ensured.Furthermore substep drilling technology can also make the production efficiency of copper pipe drop It is low.
[utility model content]
It is symmetrical that a kind of straight tube is provided the technical problem to be solved by the utility model is to overcome the deficiencies in the prior art Punching apparatus, efficiently to produce the high copper pipe of quality stability in batches.
Above-mentioned technical problem is solved, the utility model adopts the following technical solution:
A kind of symmetrical punching apparatus of straight tube, including base, locating shaft, top plate and pressed sheet, locating shaft is in the horizontal direction It is arranged on base, the end of locating shaft is cased with straight tube, and locating shaft and straight tube are coaxially disposed, and top plate is arranged perpendicular to locating shaft, No.1 punching hole is offered on top plate, straight tube is located in No.1 punching hole, and there are skies between the side wall and straight tube of No.1 punching hole Gap is provided with No.1 thimble and No. two thimbles on the side wall of No.1 punching hole, and No.1 thimble and No. two thimbles are along the diameter of straight tube It is arranged to activity, runs through top plate in the radially No.1 thimble of straight tube and No. two thimbles, pressed sheet is arranged perpendicular to locating shaft, The centre of pressed sheet offers No. two punching holes, and top plate is located in No. two punching holes, between top plate and the side wall of No. two punching holes There are gap, pressed sheet is rotated around locating shaft, the sidewall extrusion No.1 thimble and No. two thimbles of No. two punching holes, so that No.1 Thimble and No. two thimbles are simultaneously along the radial to straight tube punching press of straight tube.
The utility model has the following beneficial effects:
Locating shaft is supported straight tube, is punched by No.1 thimble and No. two the synchronous of thimble, promotes pipe fitting production Efficiency.Furthermore angle is fixed always between No.1 thimble and No. two thimbles, therefore for the straight tube of tubulose, two beaten Hole relative position is fixed always, ensure that the copper pipe quality stability produced.To No.1 thimble on the side wall of No. two punching holes Relative position between two positions being hit of No. two thimbles is also fixed, therefore ensure that No.1 thimble and No. two thimbles Property while punching press.
The side wall of No. two punching holes described in the utility model hits wall and two along the radially inwardly projecting No.1 that is formed with of straight tube Number shock wall, No.1 are hit No. two shock walls when wall hits No.1 thimble and are hit to No. two thimbles.
No.1 thimble described in the utility model and No. two thimbles are axially and symmetrically arranged along locating shaft, and No.1 hits wall and No. two Wall is hit axially and symmetrically to be arranged along locating shaft.
No.1 thimble described in the utility model and No. two thimbles are thimble, and thimble is located at the side of top plate and No. two punching holes End between wall is provided with branch fastener, and reset spring, top plate inner hollow are cased on thimble, and reset spring is located in top plate, The both ends of reset spring are pressed on respectively on branch fastener and the side wall of No.1 punching hole.
No.1 thimble described in the utility model and No. two thimbles are arranged towards locating shaft.
The symmetrical punching apparatus of straight tube described in the utility model further includes cylinder, and locating shaft is connect with cylinder, and cylinder driving is fixed Position axis is axially moved along straight tube.
Other features and advantages of the utility model will the detailed exposure in following specific embodiment, attached drawing.
[Detailed description of the invention]
The utility model is described further with reference to the accompanying drawing:
Fig. 1 is the symmetrical punching apparatus schematic perspective view of the utility model embodiment straight tube;
Fig. 2 is the symmetrical punching apparatus configuration schematic diagram of the utility model embodiment straight tube.
[specific embodiment]
The technical solution of the utility model embodiment is explained below with reference to the attached drawing of the utility model embodiment and Illustrate, but following embodiments are only the preferred embodiment of the utility model, and not all.Based on the implementation example in the implementation mode, Those skilled in the art's obtained other embodiments without making creative work, belong to the utility model Protection scope.
In the following description, occur term "inner", "outside", "upper", "lower", the indicating positions such as "left", "right" or Positional relationship description embodiment merely for convenience and simplified description, rather than the device or element of indication or suggestion meaning must There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Embodiment:
As shown in Figs. 1-2, the symmetrical punching apparatus of a kind of straight tube that the present embodiment is shown, including cylinder 11, base 1, support Plate 13, locating shaft 2, top plate 3 and pressed sheet 4.
Support plate 13 is fixed on vertically on base 1, and cylinder 11 is mounted on base 1 by support plate 13, locating shaft 2 and gas Cylinder 11 connects, and locating shaft 2 and cylinder 11 are in the horizontal direction, cylinder 11 drive locating shaft 2 along locating shaft 2 itself it is axial into Row movement.Cylinder 11 is located at the rear side of support plate 13, before punching press and when punching press, cylinder 11 by locating shaft 2 far from cylinder 11 one End (i.e. 2 front end of locating shaft) is moved to the front side of support plate 13, and is socketed straight tube 5 in the front end of locating shaft 2, so that locating shaft 2 It is coaxially disposed with straight tube 5, locating shaft 2 plays support positioning action to straight tube 5.After the completion of punching press, cylinder 11 will be before locating shaft 2 End is moved in the rear side or support plate 13 of support plate 13, so that straight tube 5 loses 2 supporting role of locating shaft and falls back naturally It receives.
Top plate 3 is arranged perpendicular to locating shaft 2, and top plate 3 is equally arranged along the vertical direction, and top plate 3 is fixed on support plate 13 On leading flank.
The centre of top plate 3 offers No.1 punching hole 6, and locating shaft 2 is axial in No.1 punching along itself under the control of cylinder 11 Pressure passes in and out in hole 6.Before punching press and when punching press, the front end of locating shaft 2 is located in No.1 punching hole 6, is covered at this time in 2 front end of locating shaft Straight tube 5 also be located in No.1 punching hole 6, and there are gaps between the side wall of No.1 punching hole 6 and the outer wall of straight tube 5.
No.1 thimble 7 and No. two thimbles 8 are provided on the side wall of No.1 punching hole 6, No.1 thimble 7 and No. two thimbles 8 are equal Along the radially movable setting of straight tube 5, the symmetrical punching apparatus of the straight tube of the present embodiment relies on No.1 thimble 7 and No. two thimbles 8 to exist The radial direction of straight tube 5 punches straight tube 5.Angle between No.1 thimble 7 and No. two thimbles 8 realizes determination by top plate 3, Because of the high symmetry of straight tube 5 itself, the hole and No. two thimbles 8 that No.1 thimble 7 is beaten on straight tube 5 are beaten on straight tube 5 Hole between relative position be fixed, also it is achieved that the copper pipe matter of the present embodiment straight tube symmetrical punching apparatus production Measure stability.
Of course for the further copper pipe quality stability for promoting production, it is also necessary to guarantee No.1 thimble 7 and No. two thimbles 8 Carry out punching press while property.If No.1 thimble 7 and No. two thimbles 8 are non-concurrent to the progress punching press of straight tube 5, in No.1 thimble 7 In time difference between punch steps and the punch steps of No. two thimbles 8, straight tube 5 may generate shaking, cause to rush on straight tube 5 The relative position in two holes extruded generates deviation, and the copper pipe quality stability produced is caused to decline.
No.1 thimble 7 and No. two thimbles 8 are thimble, and the end that thimble is located at 5 radially inner side of straight tube is the inner end of thimble, The end that thimble is located at 5 radial outside of straight tube is the outer end of thimble.Straight tube 5 radially, No.1 thimble 7 and No. two thimbles 8 Run through top plate 3, the inner end of No.1 thimble 7 is located in No.1 punching hole 6, and the outer end of No.1 thimble 7 is located at the outside of top plate 3, The inner end of No. two thimbles 8 is located in No.1 punching hole 6, and the outer end of No. two thimbles 8 is located at the outside of top plate 3.By to No.1 top The outer end of needle 7 and the outer end of No. two thimbles 8 control simultaneously, so that it is guaranteed that No.1 thimble 7 and No. two 8 punching press simultaneities of thimble.
The outer end of No.1 thimble 7 and the outer end of No. two thimbles 8 are as follows with period control method: pressed sheet 4 is perpendicular to locating shaft 2 Setting, and pressed sheet 4 is mounted on the leading flank of support plate 13.The centre of pressed sheet 4 opens up No. two punching holes 17, and 3, top plate In in No. two punching holes 17, and there are gap between the outer wall of top plate 3 and the side wall of No. two punching holes 17, No.1 thimble 7 it is outer End and the outer end of No. two thimbles 8 are respectively positioned in the gap.Pressed sheet 4 is rotated around locating shaft 2.Under non punching state, No.1 top The outer end of needle 7 does not contact with the outer end of No. two thimbles 8 with the side wall of No. two punching holes 17.When needing to carry out punching press, rotation punching Pressing plate 4, specific two parts of No. two 17 side walls of punching hole can squeeze the outer end of No.1 thimble 7 and the outer end of No. two thimbles 8, make No.1 thimble 7 and No. two thimbles 8 moving radially inwardly along straight tube 5 simultaneously are obtained, thus to straight tube on contact to the outer wall of straight tube 5 5 punching presses.
The side wall one of which specific working mode of No. two punching holes 17 is as follows: a No. two punching holes 17 substantially circle The side wall in hole, No. two punching holes 17 hits wall 9 and No. two shock walls 10 along the radially inwardly projecting No.1 that is formed with of straight tube 5, therefore No.1 hits wall 9 and the relative position of No. two shock walls 10 is fixed.The non-No.1 of No. two 17 side walls of punching hole hits the two of 9 sum of wall Number 10 part of shock wall is identical along the radial distance to 2 axis of locating shaft of locating shaft 2, is d.Locating shaft 2 radially, No.1 hits wall 9 to the distance of 2 axis of locating shaft and the distance of No. two shock walls 10 to 2 axis of locating shaft and is respectively less than d.When non-punching Under pressure condition, the outer end of the outer end of No.1 thimble 7 and No. two thimbles 8 is radially directed to No. two 17 sides of punching hole in locating shaft 2 The non-No.1 of wall hits No. two 10 parts of shock wall of 9 sum of wall, and between the outer wall of top plate 3 and the side wall of No. two punching holes 17 Gap distance is sufficient to make the outer end of No.1 thimble 7 and the outer end of No. two thimbles 8 not to contact with No. two 17 side walls of punching hole.When Pressed sheet 4 is rotated, until No.1 shock wall 9 is opposite with the outer end of No.1 thimble 7, while No. two shock walls 10 and No. two thimbles 8 Outer end it is opposite, at this time No.1 hit wall 9 can be along the outer end of 5 radial compression No.1 thimble 7 of straight tube, while No. two shock walls 10 can meet wanting for No.1 thimble 7 and No. two 8 punching press simultaneities of thimble along the outer end of 5 No. two thimbles 8 of radial compression of straight tube It asks.
No.1 thimble 7 and No. two thimbles 8 are axially and symmetrically arranged along locating shaft 2 in the present embodiment, and corresponding No.1 hits wall 9 Axially and symmetrically it is arranged with No. two shock walls 10 along locating shaft 2.Every 180 ° of the rotation of pressed sheet 4 at this time, can be completed a punching press.
In addition, No.1 thimble 7 and No. two thimbles 8 are arranged towards locating shaft 2 when punching press, therefore the inner end of No.1 thimble 7 It can be impinged upon on locating shaft 2 along straight tube 5 radially across straight tube 5 with the inner end of No. two thimbles 8, avoid the interior of No.1 thimble 7 The risk that end and the inner end of No. two thimbles 8 are bumped against.
2 diameter of locating shaft is thicker, the diameter of No.1 thimble 7 and the diameter of No. two thimbles 8 is had a diameter larger than, compared to elongated For No.1 thimble 7 and No. two thimbles 8 bump against, No.1 thimble 7 and locating shaft 2 bump against and No. two thimbles 8 and locating shaft 2 bump against It is more not easy to damage No.1 thimble 7 and No. two thimbles 8.Because regardless of No.1 thimble 7 and No. two 8 relative positions of thimble, 7 inner end of No.1 thimble and locating shaft 2 bump against, and the stress of No.1 thimble 7 is along No.1 thimble 7 itself axial direction, No. two thimbles 8 End and locating shaft 2 bump against, and the stress of No. two thimbles 8 is, therefore No.1 thimble 7 and No. two tops axial along No. two thimbles 8 itself Needle 8 is hardly damaged.
No.1 thimble 7 and No. two thimbles 8 not point-blank in the case of, No.1 thimble 7 and No. two thimbles 8 bump against, two Number 8 stress of thimble is axial along No.1 thimble 7, and non-No. two thimbles 8 are axial, and 7 stress of No.1 thimble is axial along No. two thimbles 8, and non-one Number thimble 7 is axial, therefore No.1 thimble 7 and No. two thimbles 8 are easily damaged.
In the case that the present embodiment No.1 thimble 7 and No. two thimbles 8 point-blank carry out punching press when, No.1 hit wall 9, interaction force is along same straight line between No.1 thimble 7,2, No. two thimbles 8 of locating shaft and No. two shock walls 10, therefore one The service life of number thimble 7 and No. two thimbles 8 can be greatly improved, even if in 7 inner end of No.1 thimble and No. two thimbles 8 End, which is directly bumped against, to be also hardly damaged.
The outer end of thimble is provided with branch fastener 14.By taking No.1 thimble 7 as an example, it is cased with reset spring 15 on No.1 thimble 7, pushes up 3 inner hollow of plate, reset spring 15 are located in top plate 3, and the both ends of reset spring 15 are pressed on branch fastener 14 and No.1 punching respectively On the side wall for pressing hole 6.When punching press, No.1 hits the branch fastener 14 that wall 9 squeezes 7 outer end of No.1 thimble, while the branch fastener of arc 14 also can be reduced the frictional force between No.1 shock wall 9, and No.1 thimble 7 and branch fastener 14 are radially-inwardly squeezed along straight tube 5 together Pressure, since the side wall of No.1 punching hole 6 is static with respect to straight tube 5, the inner end of reset spring 15 is motionless, in 14 moving process of branch fastener The outer end of meeting pressed home spring 15.Rotation pressed sheet 4 is completed in punching press, when No.1 hits the support of wall 9 and 7 outer end of No.1 thimble First 14 separation, the branch fastener 14 of No.1 thimble 7 then can under the effect of the reset spring 15 on No.1 thimble 7 along straight tube 5 it is radial to Outer pop-up, the inner end of No.1 thimble 7 are separated with straight tube 5 immediately, and the branch fastener 14 of No.1 thimble 7 resets, at this time branch fastener 14 with No. two 17 side walls of punching hole are consistent before 5 radial spacing of straight tube and punching press.The method of operation of No. two thimbles 8 is similarly.Therefore Drill process can guarantee No.1 thimble 7 and No. two 8 while property of thimble each time.
Preferably, it is provided with nut 18 on 3 outer wall of top plate, branch fastener 14 passes in and out in nut 18.It is with No.1 thimble 7 Example, the branch fastener 14 of No.1 thimble 7 is hit wall 9 and is squeezed and submerged in the hole among nut 18 completely by No.1 when punching press.Punching press After completion and No.1 hit the separation of branch fastener 14 of wall 9 and No.1 thimble 7, the branch fastener 14 of No.1 thimble 7 is from nut 18 Between hole in pop up, nut 18 can prevent No.1 thimble 7 branch fastener 14 reset when due to inertia drive 7 edge of No.1 thimble The radially outward excessive mobile side wall for hitting No. two punching holes 17 of straight tube 5.Branch fastener 14 is gone back when the intermediate hole of nut 18 passes in and out The movement of branch fastener 14 can be oriented to.Nut 18 at No. two thimbles 8 is identical as above-mentioned principle.
It is protected in addition, cover board 12 can also be arranged in the front side of No.1 punching hole 6 when punching press.The edge of pressed sheet 4 to Outer protrusion forms driving section 16, drives pressed sheet 4 to rotate by driving section 16.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, being familiar with the those skilled in the art should be understood that the utility model includes but is not limited to attached drawing and specific embodiment party above Content described in formula.The modification of any function and structure principle without departing from the utility model is intended to be included in claims Range in.

Claims (6)

1. a kind of symmetrical punching apparatus of straight tube, it is characterised in that: including base, locating shaft, top plate and pressed sheet, locating shaft edge Horizontally arranged the end of locating shaft is cased with straight tube on base, and locating shaft and straight tube are coaxially disposed, and top plate is perpendicular to positioning Axis is arranged, and offers No.1 punching hole on top plate, straight tube is located in No.1 punching hole, between the side wall and straight tube of No.1 punching hole There are gap, No.1 thimble and No. two thimbles are provided on the side wall of No.1 punching hole, No.1 thimble and No. two thimbles are along straight The radially movable setting of pipe runs through top plate in the radially No.1 thimble of straight tube and No. two thimbles, and pressed sheet is perpendicular to positioning Axis setting, the centre of pressed sheet offer No. two punching holes, and top plate is located in No. two punching holes, the side of top plate and No. two punching holes There are gap between wall, pressed sheet is rotated around locating shaft, the sidewall extrusion No.1 thimble and No. two thimbles of No. two punching holes, so that No.1 thimble and No. two thimbles are obtained simultaneously along the radial to straight tube punching press of straight tube.
2. the symmetrical punching apparatus of straight tube according to claim 1, it is characterised in that: the side wall of No. two punching holes is along straight It manages the radially inwardly projecting No.1 that is formed with and hits wall and No. two shock walls, No.1 hits No. two shocks when wall hits No.1 thimble Wall hits No. two thimbles.
3. the symmetrical punching apparatus of straight tube according to claim 2, it is characterised in that: the No.1 thimble and No. two thimble edges Locating shaft is axially and symmetrically arranged, and No.1 hits wall and No. two shock walls are axially and symmetrically arranged along locating shaft.
4. the symmetrical punching apparatus of straight tube according to claim 3, it is characterised in that: the No.1 thimble and No. two thimbles are equal For thimble, end of the thimble between top plate and the side wall of No. two punching holes is provided with branch fastener, reset bullet is cased on thimble Spring, top plate inner hollow, reset spring are located in top plate, and the both ends of reset spring are pressed on branch fastener and No.1 punching hole respectively Side wall on.
5. the symmetrical punching apparatus of straight tube according to claim 1, it is characterised in that: the No.1 thimble and No. two thimbles are equal It is arranged towards locating shaft.
6. the symmetrical punching apparatus of straight tube according to claim 1, it is characterised in that: the symmetrical punching apparatus of straight tube also wraps Cylinder is included, locating shaft is connect with cylinder, and cylinder driving locating shaft is axially moved along straight tube.
CN201821867135.8U 2018-11-13 2018-11-13 A kind of symmetrical punching apparatus of straight tube Active CN209238806U (en)

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CN201821867135.8U CN209238806U (en) 2018-11-13 2018-11-13 A kind of symmetrical punching apparatus of straight tube

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Application Number Priority Date Filing Date Title
CN201821867135.8U CN209238806U (en) 2018-11-13 2018-11-13 A kind of symmetrical punching apparatus of straight tube

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109433909A (en) * 2018-11-13 2019-03-08 浙江铜加工研究院有限公司 A kind of symmetrical punching apparatus of straight tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109433909A (en) * 2018-11-13 2019-03-08 浙江铜加工研究院有限公司 A kind of symmetrical punching apparatus of straight tube

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