CN211305046U

CN211305046U - Push broach cutter for machining backing rod clamping groove

Info

Publication number: CN211305046U
Application number: CN201921707645.3U
Authority: CN
Inventors: 张云霞; 张生保; 张生林; 孙斗成
Original assignee: Nanjing Guanrui Machinery Technology Co ltd
Current assignee: Nanjing Guanrui Machinery Technology Co ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-08-21
Anticipated expiration: 2029-10-12

Abstract

The utility model provides a push broach cutter for processing a backup rod clamping groove, which comprises an upper template and a lower template, wherein the lower template is supported with a lower mold fixing plate through two groups of lower mold risers, a lower mold tool apron is fixed on the lower mold fixing plate, an upper mold material pressing block is fixed on the upper template, a cylindrical channel is arranged between the lower mold tool apron and the upper mold material pressing block, a limiting block is fixed on the lower mold fixing plate, and a positioning plate with a butt limit on one side of the backup rod is fixed between the lower mold fixing plate and the lower template; a cutter groove for the cutter set to penetrate through is further formed in the lower die cutter holder, a sawtooth groove matched with sawteeth on the cutter set is formed in the top end of the cutter groove, and the sawtooth groove is communicated with the cylindrical channel in an intersecting mode; the one end of knife tackle is connected with the blade holder lower bolster, the utility model discloses simple structure can conveniently realize the processing of draw-in groove on the car seat backup rod, and can realize the fine setting of angle to the position change of required draw-in groove, and processes comparatively labour saving and time saving, can improve the machining precision and the efficiency of product greatly.

Description

Push broach cutter for machining backing rod clamping groove

Technical Field

The utility model relates to a push broach cutter, especially a push broach cutter for processing backup rod draw-in groove.

Background

In the course of working of the neck rest bar of car seat, often need process out a plurality of draw-in grooves on the rest bar for realize the regulation of rest bar position, but to the processing of draw-in groove among the prior art, generally need artifical location, and add man-hour comparatively waste time and energy, precision and efficiency during processing are lower, and the uniformity of product production is also relatively poor.

Therefore, a push broach tool for machining a clamping groove of a backing rod is urgently needed, which has a simple structure, can conveniently realize the machining of the clamping groove on the backing rod of the automobile seat, can realize the fine adjustment of an angle according to the position change of a required clamping groove, is time-saving and labor-saving in machining, and can greatly improve the machining precision and efficiency of a product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a broach cutter for processing backup rod draw-in groove, simple structure can conveniently realize the processing of draw-in groove on the car seat backup rod, and can realize the fine setting of angle to the position change of required draw-in groove, and processes comparatively labour saving and time saving, can improve the machining precision and the efficiency of product greatly.

The utility model provides a following technical scheme:

a push broach cutter for machining a backup rod clamping groove comprises an upper template and a lower template which are arranged oppositely, wherein a lower template fixing plate is fixedly supported on the lower template through two groups of lower template vertical plates, a lower template cutter holder is fixed on the lower template fixing plate, an upper mold material pressing block which is arranged opposite to the lower template cutter holder is fixed on the upper template, a cylindrical channel which is tightly clamped on a backup rod body is arranged between the lower template cutter holder and the upper mold material pressing block, a limiting block is further fixed on the lower template fixing plate which is positioned at one end of the cylindrical channel, and a positioning plate which is abutted and limited on one side of the backup rod is further fixed between the lower template and the lower template which are positioned at the other end of the cylindrical; the upper template is pressed downwards by a press, an upper die pressing block is driven to tightly press and fix a backup rod arranged on a lower die fixing plate, a knife slot for a knife group to pass through is further formed in a lower die knife holder, a sawtooth groove matched with sawteeth on the knife group is formed in the top end of the knife slot, and the sawtooth groove is communicated with the cylindrical channel in an intersecting manner; one end of the knife tackle is connected with a knife tackle lower template, the knife tackle lower template is pushed by the pusher plate to drive the knife tackle to penetrate through the knife groove, and a clamping groove is processed on the leaning rod in the sawtooth groove.

Preferably, a cutter holder base plate and a cutter holder fixing plate for fixing the cutter set are arranged on the cutter holder lower template.

Preferably, the two ends of the positioning plate are respectively provided with a strip-shaped groove, a bolt is arranged in any strip-shaped groove in a penetrating mode, the end portions of the two bolts are respectively in threaded connection with the lower die fixing plate and the lower die plate, and the positioning plate is tightly fixed on one side of the lower die fixing plate and one side of the lower die fixing plate through tightening of the bolts.

Preferably, the upper die pressing block is connected with the upper die plate and the lower die fixing plate is connected with the lower die vertical plate through bolts.

The utility model has the advantages that: the cope match-plate pattern passes through the press and pushes down, it compresses tightly the fixed backup rod of placing on lower mould fixed plate to drive the mould pressing material piece, and the blade holder lower bolster passes through the promotion of push away the bed board, it passes the sword groove to drive the knife tackle, and sawtooth on the knife tackle can be to the backup rod processing draw-in groove of sawtooth inslot, comparatively labour saving and time saving, and it is higher to the positioning accuracy of backup rod, thereby can improve the machining precision and the machining efficiency of product, and because the position that is used for the locating plate of spacing product can conveniently be adjusted, thereby can carry out the fine setting of angle to the draw-in groove position on the product member, the.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the present invention during processing;

FIG. 2 is a side view of the present invention during processing;

FIG. 3 is a front view of the present invention before processing;

FIG. 4 is a side view of the present invention before processing;

FIG. 5 is a front view of the lower die holder and upper die swage block in cooperation;

FIG. 6 is a side view of the lower die holder and upper die swage block in cooperation;

FIG. 7 is a schematic view of the knife block;

FIG. 8 is a side view of the knife block;

FIG. 9 is a schematic view of the structure of the leaning rod;

FIG. 10 is a side view of the rest bar;

FIG. 11 is a top view of the rest bar;

notation in the figure: 1 is the cope match-plate pattern, 2 is the lower bolster, 3 is the lower bolster riser, 4 is the lower mould fixed plate, 5 is the lower mould blade holder, 6 is the last mould pressing material piece, 7 is leaning on the pole, 8 is cylindrical passageway, 9 is the stopper, 10 is the locating plate, 11 is the knife tackle, 12 is the sword groove, 13 is the sawtooth groove, 14 is the blade holder backing plate, 15 is the blade holder fixed plate, 16 is the bar groove, 17 is the bolt, 18 is the blade holder lower bolster.

Detailed Description

With reference to fig. 1 to 11, a push broach tool for processing a backup rod clamping groove is shown, in this embodiment, the push broach tool comprises an upper template 1 and a lower template 2 which are arranged oppositely, a lower template fixing plate 4 is supported and fixed on the lower template 2 through two sets of lower template vertical plates 3, a lower template tool apron 5 is fixed on the lower template fixing plate 4, an upper die material pressing block 6 which is arranged opposite to the lower die tool apron 5 is fixed on the upper template 1, a cylindrical passage 8 which is fastened on a rod body of the backup rod 7 in a clasping manner is arranged between the lower die tool apron 5 and the upper die material pressing block 6, a limiting block 9 is further fixed on the lower template fixing plate 4 which is positioned at one end of the cylindrical passage 8, and a positioning plate 10 which is abutted and limited on one side of the backup rod 7 is further fixed between the lower template 2 and; the upper template 1 is pressed downwards through a press to drive an upper die pressing block 6 to tightly press and fix a backup rod 7 arranged on a lower die fixing plate 4, a knife slot 12 for a knife group 11 to pass through is also arranged on a lower die knife holder 5, a sawtooth groove 13 matched with sawteeth on the knife group 11 is arranged at the top end of the knife slot 12, and the sawtooth groove 13 is communicated with the cylindrical channel 8 in an intersecting manner; one end of the knife tackle 11 is connected with a knife tackle lower template 18, and the knife tackle lower template 18 is pushed by a pusher plate to drive the knife tackle 11 to penetrate through the knife groove 12 and process a clamping groove for the leaning rod 7 in the sawtooth groove 13.

The lower die plate 18 of the tool apron is provided with a tool apron backing plate 14 and a tool apron fixing plate 15 for fixing the tool set 11.

The both ends of locating plate 10 are equipped with a bar groove 16 respectively, and all wear to be equipped with a bolt 17 in arbitrary bar groove 16, the tip of two bolts 17 is threaded connection respectively on lower mould fixed plate 4 and lower bolster 2, and locating plate 10 compresses tightly the one side of fixing at lower mould fixed plate 4 and lower bolster 2 through screwing up of bolt 17, make through the pine bolt 17 of taking off, adjust locating plate 10's position, can realize that rest bar 7 centers on the rotatory angular adjustment of cylindrical passageway 8, thereby confirm the position of the draw-in groove on the rest bar 7 member in the cylindrical passageway 8, not only labour saving and time saving during the adjustment, and the uniformity precision that the product was processed out is higher, machining efficiency is also higher.

Go up and link to each other through bolt 17 between mould pressing block 6 and the cope match-plate pattern and between lower mould fixed plate 4 and the lower mould riser 3.

The utility model discloses a theory of operation is: a rod piece of the leaning rod, the clamping groove of which is to be processed, passes through the cylindrical channel until the end part is propped against the limiting block 9, and one side of the other rod piece is propped against the positioning plate 10 to realize the positioning of the clamping groove to be processed on the angular position of the rod piece, the upper template 1 is pressed down by the press to drive the upper die material pressing block 6 to tightly press and fix the backup rod 7 arranged on the lower die fixing plate 4, and the lower template 18 of the tool apron drives the tool set 11 to pass through the tool slot 12 by the pushing of the bed-pushing plate, and the saw teeth on the tool set 11 can process clamping slots on the backup rod 7 in the saw-tooth slot 13, so that time and labor are saved, the positioning precision of the backup rod 7 is higher, thereby improving the processing precision and the processing efficiency of the product, and because the position of the positioning plate 10 for limiting the product can be conveniently adjusted, therefore, the angle of the clamping groove on the product rod piece can be finely adjusted, and the convenience is better.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A push broach cutter for machining a clamping groove of a backup rod is characterized by comprising an upper template and a lower template which are oppositely arranged, wherein a lower template fixing plate is fixedly supported on the lower template through two groups of lower template vertical plates, a lower template cutter holder is fixed on the lower template fixing plate, an upper mold material pressing block which is oppositely arranged with the lower template cutter holder is fixed on the upper template, a cylindrical channel which is tightly clamped and fastened on a backup rod body is arranged between the lower template cutter holder and the upper mold material pressing block, a limiting block is also fixed on the lower template fixing plate at one end of the cylindrical channel, and a positioning plate which is abutted and limited at one side of the backup rod is also fixed between the lower template fixing plate at the other end of the cylindrical channel and the lower template;

the upper die plate is pressed downwards through a press to drive the upper die pressing block to be tightly pressed and fixedly placed on the backup rod on the lower die fixing plate, a knife slot for a knife group to penetrate is further formed in the lower die knife holder, a sawtooth groove matched with sawteeth on the knife group is formed in the top end of the knife slot, and the sawtooth groove is communicated with the cylindrical channel in an intersecting mode;

one end of the knife group is connected with a knife seat lower template, the knife seat lower template is pushed by a pusher plate to drive the knife group to penetrate through the knife groove, and a clamping groove is processed on the leaning rod in the sawtooth groove.

2. The push broach tool for machining a clamping groove of a rest lever according to claim 1, wherein a tool apron base plate and a tool apron fixing plate for fixing the tool set are arranged on the tool apron lower template.

3. The push broach cutter for machining a leaning rod clamping groove according to claim 1, wherein two ends of the positioning plate are respectively provided with a strip-shaped groove, a bolt penetrates through any one strip-shaped groove, the end parts of the two bolts are respectively in threaded connection with the lower die fixing plate and the lower die plate, and the positioning plate is tightly fixed on one side of the lower die fixing plate and one side of the lower die fixing plate through tightening of the bolts.

4. The push broach cutter for machining a leaning rod clamping groove according to claim 1, characterized in that the upper die pressing block and the upper die plate and the lower die fixing plate and the lower die vertical plate are connected through bolts.