CN2712494Y

CN2712494Y - Forming apparatus for pipe end forming machine

Info

Publication number: CN2712494Y
Application number: CN 200420027262
Authority: CN
Inventors: 徐乾保
Original assignee: Zhangjiagang Hefeng Machinery Manufacturing Co ltd
Current assignee: Zhangjiagang Hefeng Machinery Manufacturing Co ltd
Priority date: 2004-05-18
Filing date: 2004-05-18
Publication date: 2005-07-27
Anticipated expiration: 2014-05-18

Abstract

The utility model discloses a forming apparatus for a pipe end forming machine, which can independently drive the form tube of each station to proceed respectively with forming and processing, comprising a master cylinder. The master cylinder is arranged on a supporting frame of an oil cylinder, and the supporting frame of the oil cylinder is arranged on a machine base; a connecting socket is positioned on the piston rod of the master cylinder, and the upper side of the connecting socket is provided with a reentrant cooperated with the end of the form tube; both side walls of a form sleeve are provided with through holes, and the form tube is movably arranged in the through hole; the bottom of the form sleeve is provided with a dovetail block, and the dovetail block is matched with a dovetail groove arranged on the machine base; a form change oil cylinder is positioned on the machine base, and the piston rod of the form change oil cylinder is fixedly connected with the dovetail block; a form tube reset device is also arranged between the form sleeve and the form tube. The forming apparatus with the structure has the advantages of convenient forming and processing and convenient repairing, which can improve the work efficiency of the forming and processing.

Description

Shaped device in the pipe end forming machine

Technical field

The utility model relates to a kind of pipe end forming machine, refers more particularly to shaped device wherein.

Background technology

Pipe end forming machine is mainly used to diversified processing and forming is carried out in the end of pipe, and the shaped device in the pipe end forming machine is exactly to be used for one of vitals of finishing above-mentioned processing and forming.The structure of traditional shaped device mainly comprises: slide block, be provided with several die holders in the centre of slide block, the die change oil cylinder is installed on the sidewall of slide block, the piston rod of die change oil cylinder can drive die holder and move in slide block, bottom at slide block is provided with dovetails, and dovetails matches with dovetail groove on being arranged on support; Master cylinder is installed on the support, and the piston rod of master cylinder is fixedlyed connected with slide block.The operation principle of the shaped device of said structure is: at first install required mould on each die holder respectively, start the die change oil cylinder then, end with the to be processed pipe of mould secured in alignment on the clamp support on the first station die holder---promptly: make this mould be in the operating position, restart the master cylinder that is installed on the support, the piston rod of master cylinder drives whole slide block and slides on dovetail groove, push the mould on the first station die holder to pipe to be processed, and by the end of this mould extruding pipe, thereby finish the first road processing and forming operation to tube end.Then, oppositely start master cylinder, make slide block reverse slide on dovetail groove, make the mould on the first station die holder break away from pipe to be processed; Then restart the die change oil cylinder, mould on the second station die holder is aimed at the end of pipe to be processed---promptly: make this mould be in the operating position, tube end is carried out the processing and forming in second step, its process is identical with the process of first station, repeat no more, so until whole processing and forming of finishing tube end.The shortcoming of the shaped device of said structure is: because each die holder all is installed in the inside of slide block, driving slide block by master cylinder during processing and forming moves and realizes driving the purpose that die holder moves, therefore each die holder that is installed in when carrying out processing and forming in the slide block all is to move together---: for pipe to be processed, each die holder all is common the advance and retreat; And in some cases, the length that is installed in the mould on each die holder respectively is inconsistent, like this, in the moving process of slide block and die holder, idle mould just might collide the clamp support, it must be removed, otherwise will hinder normally carrying out of shaping work, the complexity that this has just increased the shaping work operation has reduced operating efficiency.

Summary of the invention

At the problems referred to above, the utility model will provide a kind of can make the shaping work shaped device in the pipe end forming machine more simply and easily.

For achieving the above object, the technical solution adopted in the utility model is: the shaped device in the described pipe end forming machine mainly comprises: master cylinder, master cylinder are installed on the cylinder bracket, and cylinder bracket is installed on the support; On the piston rod of master cylinder, Connection Block is installed, Connection Block is provided with the cavity that can match with the end of mould pipe, on the two side of die sleeve, offer through hole, the mould pipe is movably arranged in the through hole, bottom at die sleeve is provided with dovetails, and dovetails matches with dovetail groove on being arranged on support; The die change oil cylinder is installed on the support, and the piston rod of die change oil cylinder is fixedlyed connected with dovetails; Between die sleeve and mould pipe, also be provided with mould pipe resetting means.

Above-mentioned mould pipe resetting means is: the upside at die sleeve is fixed with reset seat, be provided with guide post in the reset seat above each mould pipe, spring base is fixedly mounted on the mould pipe, back-moving spring is arranged on the guide post, one end of back-moving spring is arranged on the spring base, and the other end of back-moving spring is arranged on the sidewall of reset seat.

The utility model further technical scheme is: the upside at Connection Block also is fixed with a guide pillar, and guide pillar is movably arranged in the through hole on the cylinder bracket, and cylinder bracket is fixed on the support.

The utility model has the advantages that: use shaped device described in the utility model, the mould pipe that drives each station separately by master cylinder during work enters the shaping work state respectively, like this, can convenient processing and forming, can improve the operating efficiency of processing and forming; And such structural repair is also convenient.

Description of drawings

Fig. 1 is the structural representation of shaped device described in the utility model;

Fig. 2 is the plan structure schematic diagram of Fig. 1.

Embodiment

Below in conjunction with the drawings and specific embodiments technical scheme described in the utility model and operation principle thereof and advantage are further described.

As shown in Figure 1 and Figure 2, shaped device described in the utility model mainly comprises: die sleeve 8, be provided with dovetails 12 in the bottom of die sleeve 8, and dovetails 12 matches with dovetail groove 11 on being arranged on support 13; Mould pipe 14 is movably arranged in the die sleeve 8, and its concrete set-up mode is: offer through hole on the two side of die sleeve 8, mould pipe 14 is movably arranged in the through hole; And in the present embodiment, be provided with two mould pipes 14 altogether---need to prove, because of structure, the principle of two mould pipes are all identical, thus in Fig. 1 and Fig. 2, only on a mould pipe, indicated sequence number 14, so that its operation principle to be described; In real work, can increase and decrease the quantity of mould pipe 14 as required.Die change oil cylinder 16 is fixed on the support 13, and the piston rod of die change oil cylinder 16 is fixedlyed connected with dovetails 12; Cylinder bracket 3 is fixedly mounted on the support 13, be installed on the piston rod 15 of the master cylinder 1 on the cylinder bracket 3 Connection Block 4 is installed, Connection Block 4 is provided with the cavity 18 that can match and contact with an end 17 of mould pipe 14, among Fig. 1, the left end 17 of mould pipe 14 just in time moves in the cavity 18, so there is coincidence its outline line part of two; Between die sleeve 8 and mould pipe 14, also be provided with mould pipe resetting means.In the present embodiment, a kind of better embodiment of described mould pipe resetting means is: the upside at die sleeve 8 is fixed with reset seat 5, be respectively arranged with a guide post 6 in the reset seat 5 above each mould pipe 14, spring base 7 is fixedly mounted on respectively on the mould pipe 14, and spring base 7 can move along guide post 6; Back-moving spring 10 is arranged on the guide post 6, and an end of back-moving spring 10 is arranged on the spring base 7, and the other end of back-moving spring 10 is arranged on the sidewall of reset seat 5.In the present embodiment, also be fixed with a guide pillar 2 at the upside of Connection Block 4, guide pillar 2 is movably arranged in the through hole on the cylinder bracket 3, and cylinder bracket 3 is fixed on the support 13.

The operation principle of the shaped device of said structure is: similar with the shaped device of traditional structure, at first on the processing end 19 of two mould pipes 14, install required mould (not shown) respectively, and pipe (not shown) to be processed is fixed on the clamp support 9.Start die change oil cylinder 16 then, die change oil cylinder 16 drives dovetails 12 and die sleeve 8 slides along dovetail groove 11, end with the to be processed pipe of mould secured in alignment on clamp support 9 on the first station mould pipe 14---promptly: make this mould be in the operating position, the mould pipe 14 of supposing downside among Fig. 2 is first station, and as example its course of work is described; At this moment, the left end 17 of the first station mould pipe 14 just in time moves in the cavity 18 of Connection Block 4; Then restart the master cylinder 1 that is installed on the support 13, the piston rod 15 of master cylinder 1 drives the mould that is fixed on the first station mould pipe, the 14 processing ends 19 to being fixed on that pipe to be processed on the clamp support 9 moves and by the end of this mould extruding pipe, up to the first road processing and forming operation of finishing tube end by Connection Block 4.Then, oppositely start master cylinder 1, make the mould on the first station mould pipe 14 break away from pipe to be processed; Then restart die change oil cylinder 16, dovetails 12 and die sleeve 8 are moved and with the second station mould pipe---be the mould pipe of upside among Fig. 2 and fix the end that mould on it is aimed at pipe to be processed, make this mould be in the operating position, at this moment, the left end of the second station mould pipe also just in time moves in the cavity 18 of Connection Block 4; Then just can carry out the processing and forming in second step under the driving of master cylinder 1 to tube end, its process is identical with the process of first station, repeats no more, so until whole processing and forming of finishing tube end.Which is first station to described two mould pipes 14 when shaping work, which is that second station can be set according to actual conditions.In the effect that mould pipe resetting means is set between die sleeve 8 and the mould pipe 14 be: after a processing and forming operation finishes, the piston rod of master cylinder 1 15 is withdrawn, under the effect of back-moving spring 10, back-moving spring 10 just can reset to this operation mould pipe 14 position of setting by driving spring seat 7---and be initial position, like this, when driving die sleeve 8 when die change oil cylinder 16 work and moving, can guarantee to make the left end 17 of each mould pipe 14 just in time to move in the cavity 18 of Connection Block 4, to guarantee that master cylinder 1 can drive the shaping work that each mould pipe 14 is finished each station respectively.The effect that guide pillar 2 is set is to prevent that piston rod 15 from rotating phenomenon in moving process, further to guarantee the correctness of piston rod 15 moving directions.

From the above mentioned as can be known, use the shaped device of said structure, the mould pipe 14 that master cylinder 1 can drive each station separately during work enters the shaping work state respectively, like this, can convenient processing and forming, can improve the operating efficiency that moulding adds; And can change the mould pipe 14 and the accessory of wearing and tearing separately, keep in repair convenient.

Claims

1, the shaped device in the pipe end forming machine mainly comprises: master cylinder, master cylinder are installed on the cylinder bracket, and cylinder bracket is installed on the support; It is characterized in that: on the piston rod of master cylinder Connection Block is installed, Connection Block is provided with the cavity that can match with the end of mould pipe; Offer through hole on the two side of die sleeve, the mould pipe is movably arranged in the through hole, is provided with dovetails in the bottom of die sleeve, and dovetails matches with dovetail groove on being arranged on support; The die change oil cylinder is installed on the support, and the piston rod of die change oil cylinder is fixedlyed connected with dovetails; Between die sleeve and mould pipe, also be provided with mould pipe resetting means.

2, shaped device as claimed in claim 1, it is characterized in that: described mould pipe resetting means is: the upside at die sleeve is fixed with reset seat, be provided with guide post in the reset seat above each mould pipe, spring base is fixedly mounted on the mould pipe, back-moving spring is arranged on the guide post, one end of back-moving spring is arranged on the spring base, and the other end of back-moving spring is arranged on the sidewall of reset seat.

3, shaped device as claimed in claim 1 or 2 is characterized in that: the upside at Connection Block also is fixed with a guide pillar, and guide pillar is movably arranged in the through hole on the cylinder bracket, and cylinder bracket is fixed on the support.